mirror of
https://github.com/Instadapp/fluid-contracts-public.git
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366 lines
790 KiB
JSON
366 lines
790 KiB
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{
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"language": "Solidity",
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"sources": {
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"@openzeppelin/contracts/interfaces/IERC4626.sol": {
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"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.8.0) (interfaces/IERC4626.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../token/ERC20/IERC20.sol\";\nimport \"../token/ERC20/extensions/IERC20Metadata.sol\";\n\n/**\n * @dev Interface of the ERC4626 \"Tokenized Vault Standard\", as defined in\n * https://eips.ethereum.org/EIPS/eip-4626[ERC-4626].\n *\n * _Available since v4.7._\n */\ninterface IERC4626 is IERC20, IERC20Metadata {\n event Deposit(address indexed sender, address indexed owner, uint256 assets, uint256 shares);\n\n event Withdraw(\n address indexed sender,\n address indexed receiver,\n address indexed owner,\n uint256 assets,\n uint256 shares\n );\n\n /**\n * @dev Returns the address of the underlying token used for the Vault for accounting, depositing, and withdrawing.\n *\n * - MUST be an ERC-20 token contract.\n * - MUST NOT revert.\n */\n function asset() external view returns (address assetTokenAddress);\n\n /**\n * @dev Returns the total amount of the underlying asset that is “managed” by Vault.\n *\n * - SHOULD include any compounding that occurs from yield.\n * - MUST be inclusive of any fees that are charged against assets in the Vault.\n * - MUST NOT revert.\n */\n function totalAssets() external view returns (uint256 totalManagedAssets);\n\n /**\n * @dev Returns the amount of shares that the Vault would exchange for the amount of assets provided, in an ideal\n * scenario where all the conditions are met.\n *\n * - MUST NOT be inclusive of any fees that are charged against assets in the Vault.\n * - MUST NOT show any variations depending on the caller.\n * - MUST NOT reflect slippage or other on-chain conditions, when performing the actual exchange.\n * - MUST NOT revert.\n *\n * NOTE: This calculation MAY NOT reflect the “per-user” price-per-share, and instead should reflect the\n * “average-user’s” price-per-share, meaning what the average user should expect to see when exchanging to and\n * from.\n */\n function convertToShares(uint256 assets) external view returns (uint256 shares);\n\n /**\n * @dev Returns the amount of assets that the Vault would exchange for the amount of shares provided, in an ideal\n * scenario where all the conditions are met.\n *\n * - MUST NOT be inclusive of any fees that are charged against assets in the Vault.\n * - MUST NOT show any variations depending on the caller.\n * - MUST NOT reflect slippage or other on-chain conditions, when performing the actual exchange.\n * - MUST NOT revert.\n *\n * NOTE: This calculation MAY NOT reflect the “per-user” price-per-share, and instead should reflect the\n * “average-user’s” price-per-share, meaning what the average user should expect to see when exchanging to and\n * from.\n */\n function convertToAssets(uint256 shares) external view returns (uint256 assets);\n\n /**\n * @dev Returns the maximum amount of the underlying asset that can be deposited into the Vault for the receiver,\n * through a deposit call.\n *\n * - MUST return a limited value if receiver is subject to some deposit limit.\n * - MUST return 2 ** 256 - 1 if there is no limit on the maximum amount of assets that may be deposited.\n * - MUST NOT revert.\n */\n function maxDeposit(address receiver) external view returns (uint256 maxAssets);\n\n /**\n * @dev Allows an on-chain or off-chain user to simulate the effects of their deposit at the current block, given\n * current on-chain conditions.\n *\n * - MUST return as close to and no more than the exact amount of Vault shares that would be minted in a deposit\n * call in the same transaction. I.e. deposit should return the same or more shares as previewDeposit if called\n * in the same transaction.\n * - MUST NOT account for deposit limits like those returned from maxDeposit
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},
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"@openzeppelin/contracts/security/ReentrancyGuard.sol": {
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"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.8.0) (security/ReentrancyGuard.sol)\n\npragma solidity ^0.8.0;\n\n/**\n * @dev Contract module that helps prevent reentrant calls to a function.\n *\n * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier\n * available, which can be applied to functions to make sure there are no nested\n * (reentrant) calls to them.\n *\n * Note that because there is a single `nonReentrant` guard, functions marked as\n * `nonReentrant` may not call one another. This can be worked around by making\n * those functions `private`, and then adding `external` `nonReentrant` entry\n * points to them.\n *\n * TIP: If you would like to learn more about reentrancy and alternative ways\n * to protect against it, check out our blog post\n * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul].\n */\nabstract contract ReentrancyGuard {\n // Booleans are more expensive than uint256 or any type that takes up a full\n // word because each write operation emits an extra SLOAD to first read the\n // slot's contents, replace the bits taken up by the boolean, and then write\n // back. This is the compiler's defense against contract upgrades and\n // pointer aliasing, and it cannot be disabled.\n\n // The values being non-zero value makes deployment a bit more expensive,\n // but in exchange the refund on every call to nonReentrant will be lower in\n // amount. Since refunds are capped to a percentage of the total\n // transaction's gas, it is best to keep them low in cases like this one, to\n // increase the likelihood of the full refund coming into effect.\n uint256 private constant _NOT_ENTERED = 1;\n uint256 private constant _ENTERED = 2;\n\n uint256 private _status;\n\n constructor() {\n _status = _NOT_ENTERED;\n }\n\n /**\n * @dev Prevents a contract from calling itself, directly or indirectly.\n * Calling a `nonReentrant` function from another `nonReentrant`\n * function is not supported. It is possible to prevent this from happening\n * by making the `nonReentrant` function external, and making it call a\n * `private` function that does the actual work.\n */\n modifier nonReentrant() {\n _nonReentrantBefore();\n _;\n _nonReentrantAfter();\n }\n\n function _nonReentrantBefore() private {\n // On the first call to nonReentrant, _status will be _NOT_ENTERED\n require(_status != _ENTERED, \"ReentrancyGuard: reentrant call\");\n\n // Any calls to nonReentrant after this point will fail\n _status = _ENTERED;\n }\n\n function _nonReentrantAfter() private {\n // By storing the original value once again, a refund is triggered (see\n // https://eips.ethereum.org/EIPS/eip-2200)\n _status = _NOT_ENTERED;\n }\n}\n"
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},
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"@openzeppelin/contracts/token/ERC20/ERC20.sol": {
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"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC20/ERC20.sol)\n\npragma solidity ^0.8.0;\n\nimport \"./IERC20.sol\";\nimport \"./extensions/IERC20Metadata.sol\";\nimport \"../../utils/Context.sol\";\n\n/**\n * @dev Implementation of the {IERC20} interface.\n *\n * This implementation is agnostic to the way tokens are created. This means\n * that a supply mechanism has to be added in a derived contract using {_mint}.\n * For a generic mechanism see {ERC20PresetMinterPauser}.\n *\n * TIP: For a detailed writeup see our guide\n * https://forum.openzeppelin.com/t/how-to-implement-erc20-supply-mechanisms/226[How\n * to implement supply mechanisms].\n *\n * We have followed general OpenZeppelin Contracts guidelines: functions revert\n * instead returning `false` on failure. This behavior is nonetheless\n * conventional and does not conflict with the expectations of ERC20\n * applications.\n *\n * Additionally, an {Approval} event is emitted on calls to {transferFrom}.\n * This allows applications to reconstruct the allowance for all accounts just\n * by listening to said events. Other implementations of the EIP may not emit\n * these events, as it isn't required by the specification.\n *\n * Finally, the non-standard {decreaseAllowance} and {increaseAllowance}\n * functions have been added to mitigate the well-known issues around setting\n * allowances. See {IERC20-approve}.\n */\ncontract ERC20 is Context, IERC20, IERC20Metadata {\n mapping(address => uint256) private _balances;\n\n mapping(address => mapping(address => uint256)) private _allowances;\n\n uint256 private _totalSupply;\n\n string private _name;\n string private _symbol;\n\n /**\n * @dev Sets the values for {name} and {symbol}.\n *\n * The default value of {decimals} is 18. To select a different value for\n * {decimals} you should overload it.\n *\n * All two of these values are immutable: they can only be set once during\n * construction.\n */\n constructor(string memory name_, string memory symbol_) {\n _name = name_;\n _symbol = symbol_;\n }\n\n /**\n * @dev Returns the name of the token.\n */\n function name() public view virtual override returns (string memory) {\n return _name;\n }\n\n /**\n * @dev Returns the symbol of the token, usually a shorter version of the\n * name.\n */\n function symbol() public view virtual override returns (string memory) {\n return _symbol;\n }\n\n /**\n * @dev Returns the number of decimals used to get its user representation.\n * For example, if `decimals` equals `2`, a balance of `505` tokens should\n * be displayed to a user as `5.05` (`505 / 10 ** 2`).\n *\n * Tokens usually opt for a value of 18, imitating the relationship between\n * Ether and Wei. This is the value {ERC20} uses, unless this function is\n * overridden;\n *\n * NOTE: This information is only used for _display_ purposes: it in\n * no way affects any of the arithmetic of the contract, including\n * {IERC20-balanceOf} and {IERC20-transfer}.\n */\n function decimals() public view virtual override returns (uint8) {\n return 18;\n }\n\n /**\n * @dev See {IERC20-totalSupply}.\n */\n function totalSupply() public view virtual override returns (uint256) {\n return _totalSupply;\n }\n\n /**\n * @dev See {IERC20-balanceOf}.\n */\n function balanceOf(address account) public view virtual override returns (uint256) {\n return _balances[account];\n }\n\n /**\n * @dev See {IERC20-transfer}.\n *\n * Requirements:\n *\n * - `to` cannot be the zero address.\n * - the caller must have a balance of at least `amount`.\n */\n function transfer(address to, uint256 amount) public virtual override returns (bool) {\n address owner = _msgSender();\n _transfer(owner, to, amount);\n return true;\n }\n\n /**\n * @dev See {IERC20-al
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"@openzeppelin/contracts/token/ERC20/extensions/draft-ERC20Permit.sol": {
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"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC20/extensions/draft-ERC20Permit.sol)\n\npragma solidity ^0.8.0;\n\nimport \"./draft-IERC20Permit.sol\";\nimport \"../ERC20.sol\";\nimport \"../../../utils/cryptography/ECDSA.sol\";\nimport \"../../../utils/cryptography/EIP712.sol\";\nimport \"../../../utils/Counters.sol\";\n\n/**\n * @dev Implementation of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in\n * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612].\n *\n * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by\n * presenting a message signed by the account. By not relying on `{IERC20-approve}`, the token holder account doesn't\n * need to send a transaction, and thus is not required to hold Ether at all.\n *\n * _Available since v3.4._\n */\nabstract contract ERC20Permit is ERC20, IERC20Permit, EIP712 {\n using Counters for Counters.Counter;\n\n mapping(address => Counters.Counter) private _nonces;\n\n // solhint-disable-next-line var-name-mixedcase\n bytes32 private constant _PERMIT_TYPEHASH =\n keccak256(\"Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)\");\n /**\n * @dev In previous versions `_PERMIT_TYPEHASH` was declared as `immutable`.\n * However, to ensure consistency with the upgradeable transpiler, we will continue\n * to reserve a slot.\n * @custom:oz-renamed-from _PERMIT_TYPEHASH\n */\n // solhint-disable-next-line var-name-mixedcase\n bytes32 private _PERMIT_TYPEHASH_DEPRECATED_SLOT;\n\n /**\n * @dev Initializes the {EIP712} domain separator using the `name` parameter, and setting `version` to `\"1\"`.\n *\n * It's a good idea to use the same `name` that is defined as the ERC20 token name.\n */\n constructor(string memory name) EIP712(name, \"1\") {}\n\n /**\n * @dev See {IERC20Permit-permit}.\n */\n function permit(\n address owner,\n address spender,\n uint256 value,\n uint256 deadline,\n uint8 v,\n bytes32 r,\n bytes32 s\n ) public virtual override {\n require(block.timestamp <= deadline, \"ERC20Permit: expired deadline\");\n\n bytes32 structHash = keccak256(abi.encode(_PERMIT_TYPEHASH, owner, spender, value, _useNonce(owner), deadline));\n\n bytes32 hash = _hashTypedDataV4(structHash);\n\n address signer = ECDSA.recover(hash, v, r, s);\n require(signer == owner, \"ERC20Permit: invalid signature\");\n\n _approve(owner, spender, value);\n }\n\n /**\n * @dev See {IERC20Permit-nonces}.\n */\n function nonces(address owner) public view virtual override returns (uint256) {\n return _nonces[owner].current();\n }\n\n /**\n * @dev See {IERC20Permit-DOMAIN_SEPARATOR}.\n */\n // solhint-disable-next-line func-name-mixedcase\n function DOMAIN_SEPARATOR() external view override returns (bytes32) {\n return _domainSeparatorV4();\n }\n\n /**\n * @dev \"Consume a nonce\": return the current value and increment.\n *\n * _Available since v4.1._\n */\n function _useNonce(address owner) internal virtual returns (uint256 current) {\n Counters.Counter storage nonce = _nonces[owner];\n current = nonce.current();\n nonce.increment();\n }\n}\n"
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"@openzeppelin/contracts/token/ERC20/extensions/draft-IERC20Permit.sol": {
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"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/draft-IERC20Permit.sol)\n\npragma solidity ^0.8.0;\n\n/**\n * @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in\n * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612].\n *\n * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by\n * presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't\n * need to send a transaction, and thus is not required to hold Ether at all.\n */\ninterface IERC20Permit {\n /**\n * @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens,\n * given ``owner``'s signed approval.\n *\n * IMPORTANT: The same issues {IERC20-approve} has related to transaction\n * ordering also apply here.\n *\n * Emits an {Approval} event.\n *\n * Requirements:\n *\n * - `spender` cannot be the zero address.\n * - `deadline` must be a timestamp in the future.\n * - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner`\n * over the EIP712-formatted function arguments.\n * - the signature must use ``owner``'s current nonce (see {nonces}).\n *\n * For more information on the signature format, see the\n * https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP\n * section].\n */\n function permit(\n address owner,\n address spender,\n uint256 value,\n uint256 deadline,\n uint8 v,\n bytes32 r,\n bytes32 s\n ) external;\n\n /**\n * @dev Returns the current nonce for `owner`. This value must be\n * included whenever a signature is generated for {permit}.\n *\n * Every successful call to {permit} increases ``owner``'s nonce by one. This\n * prevents a signature from being used multiple times.\n */\n function nonces(address owner) external view returns (uint256);\n\n /**\n * @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}.\n */\n // solhint-disable-next-line func-name-mixedcase\n function DOMAIN_SEPARATOR() external view returns (bytes32);\n}\n"
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},
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"@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol": {
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"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/IERC20Metadata.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../IERC20.sol\";\n\n/**\n * @dev Interface for the optional metadata functions from the ERC20 standard.\n *\n * _Available since v4.1._\n */\ninterface IERC20Metadata is IERC20 {\n /**\n * @dev Returns the name of the token.\n */\n function name() external view returns (string memory);\n\n /**\n * @dev Returns the symbol of the token.\n */\n function symbol() external view returns (string memory);\n\n /**\n * @dev Returns the decimals places of the token.\n */\n function decimals() external view returns (uint8);\n}\n"
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},
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"@openzeppelin/contracts/token/ERC20/IERC20.sol": {
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"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol)\n\npragma solidity ^0.8.0;\n\n/**\n * @dev Interface of the ERC20 standard as defined in the EIP.\n */\ninterface IERC20 {\n /**\n * @dev Emitted when `value` tokens are moved from one account (`from`) to\n * another (`to`).\n *\n * Note that `value` may be zero.\n */\n event Transfer(address indexed from, address indexed to, uint256 value);\n\n /**\n * @dev Emitted when the allowance of a `spender` for an `owner` is set by\n * a call to {approve}. `value` is the new allowance.\n */\n event Approval(address indexed owner, address indexed spender, uint256 value);\n\n /**\n * @dev Returns the amount of tokens in existence.\n */\n function totalSupply() external view returns (uint256);\n\n /**\n * @dev Returns the amount of tokens owned by `account`.\n */\n function balanceOf(address account) external view returns (uint256);\n\n /**\n * @dev Moves `amount` tokens from the caller's account to `to`.\n *\n * Returns a boolean value indicating whether the operation succeeded.\n *\n * Emits a {Transfer} event.\n */\n function transfer(address to, uint256 amount) external returns (bool);\n\n /**\n * @dev Returns the remaining number of tokens that `spender` will be\n * allowed to spend on behalf of `owner` through {transferFrom}. This is\n * zero by default.\n *\n * This value changes when {approve} or {transferFrom} are called.\n */\n function allowance(address owner, address spender) external view returns (uint256);\n\n /**\n * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.\n *\n * Returns a boolean value indicating whether the operation succeeded.\n *\n * IMPORTANT: Beware that changing an allowance with this method brings the risk\n * that someone may use both the old and the new allowance by unfortunate\n * transaction ordering. One possible solution to mitigate this race\n * condition is to first reduce the spender's allowance to 0 and set the\n * desired value afterwards:\n * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729\n *\n * Emits an {Approval} event.\n */\n function approve(address spender, uint256 amount) external returns (bool);\n\n /**\n * @dev Moves `amount` tokens from `from` to `to` using the\n * allowance mechanism. `amount` is then deducted from the caller's\n * allowance.\n *\n * Returns a boolean value indicating whether the operation succeeded.\n *\n * Emits a {Transfer} event.\n */\n function transferFrom(\n address from,\n address to,\n uint256 amount\n ) external returns (bool);\n}\n"
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"@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol": {
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"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC20/utils/SafeERC20.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../IERC20.sol\";\nimport \"../extensions/draft-IERC20Permit.sol\";\nimport \"../../../utils/Address.sol\";\n\n/**\n * @title SafeERC20\n * @dev Wrappers around ERC20 operations that throw on failure (when the token\n * contract returns false). Tokens that return no value (and instead revert or\n * throw on failure) are also supported, non-reverting calls are assumed to be\n * successful.\n * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract,\n * which allows you to call the safe operations as `token.safeTransfer(...)`, etc.\n */\nlibrary SafeERC20 {\n using Address for address;\n\n function safeTransfer(\n IERC20 token,\n address to,\n uint256 value\n ) internal {\n _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));\n }\n\n function safeTransferFrom(\n IERC20 token,\n address from,\n address to,\n uint256 value\n ) internal {\n _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));\n }\n\n /**\n * @dev Deprecated. This function has issues similar to the ones found in\n * {IERC20-approve}, and its usage is discouraged.\n *\n * Whenever possible, use {safeIncreaseAllowance} and\n * {safeDecreaseAllowance} instead.\n */\n function safeApprove(\n IERC20 token,\n address spender,\n uint256 value\n ) internal {\n // safeApprove should only be called when setting an initial allowance,\n // or when resetting it to zero. To increase and decrease it, use\n // 'safeIncreaseAllowance' and 'safeDecreaseAllowance'\n require(\n (value == 0) || (token.allowance(address(this), spender) == 0),\n \"SafeERC20: approve from non-zero to non-zero allowance\"\n );\n _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));\n }\n\n function safeIncreaseAllowance(\n IERC20 token,\n address spender,\n uint256 value\n ) internal {\n uint256 newAllowance = token.allowance(address(this), spender) + value;\n _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));\n }\n\n function safeDecreaseAllowance(\n IERC20 token,\n address spender,\n uint256 value\n ) internal {\n unchecked {\n uint256 oldAllowance = token.allowance(address(this), spender);\n require(oldAllowance >= value, \"SafeERC20: decreased allowance below zero\");\n uint256 newAllowance = oldAllowance - value;\n _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));\n }\n }\n\n function safePermit(\n IERC20Permit token,\n address owner,\n address spender,\n uint256 value,\n uint256 deadline,\n uint8 v,\n bytes32 r,\n bytes32 s\n ) internal {\n uint256 nonceBefore = token.nonces(owner);\n token.permit(owner, spender, value, deadline, v, r, s);\n uint256 nonceAfter = token.nonces(owner);\n require(nonceAfter == nonceBefore + 1, \"SafeERC20: permit did not succeed\");\n }\n\n /**\n * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement\n * on the return value: the return value is optional (but if data is returned, it must not be false).\n * @param token The token targeted by the call.\n * @param data The call data (encoded using abi.encode or one of its variants).\n */\n function _callOptionalReturn(IERC20 token, bytes memory data) private {\n // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since\n // we're implem
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"@openzeppelin/contracts/token/ERC721/extensions/IERC721Enumerable.sol": {
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"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC721/extensions/IERC721Enumerable.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../IERC721.sol\";\n\n/**\n * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension\n * @dev See https://eips.ethereum.org/EIPS/eip-721\n */\ninterface IERC721Enumerable is IERC721 {\n /**\n * @dev Returns the total amount of tokens stored by the contract.\n */\n function totalSupply() external view returns (uint256);\n\n /**\n * @dev Returns a token ID owned by `owner` at a given `index` of its token list.\n * Use along with {balanceOf} to enumerate all of ``owner``'s tokens.\n */\n function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256);\n\n /**\n * @dev Returns a token ID at a given `index` of all the tokens stored by the contract.\n * Use along with {totalSupply} to enumerate all tokens.\n */\n function tokenByIndex(uint256 index) external view returns (uint256);\n}\n"
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},
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"@openzeppelin/contracts/token/ERC721/IERC721.sol": {
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"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/IERC721.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../../utils/introspection/IERC165.sol\";\n\n/**\n * @dev Required interface of an ERC721 compliant contract.\n */\ninterface IERC721 is IERC165 {\n /**\n * @dev Emitted when `tokenId` token is transferred from `from` to `to`.\n */\n event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);\n\n /**\n * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token.\n */\n event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);\n\n /**\n * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets.\n */\n event ApprovalForAll(address indexed owner, address indexed operator, bool approved);\n\n /**\n * @dev Returns the number of tokens in ``owner``'s account.\n */\n function balanceOf(address owner) external view returns (uint256 balance);\n\n /**\n * @dev Returns the owner of the `tokenId` token.\n *\n * Requirements:\n *\n * - `tokenId` must exist.\n */\n function ownerOf(uint256 tokenId) external view returns (address owner);\n\n /**\n * @dev Safely transfers `tokenId` token from `from` to `to`.\n *\n * Requirements:\n *\n * - `from` cannot be the zero address.\n * - `to` cannot be the zero address.\n * - `tokenId` token must exist and be owned by `from`.\n * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.\n * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.\n *\n * Emits a {Transfer} event.\n */\n function safeTransferFrom(\n address from,\n address to,\n uint256 tokenId,\n bytes calldata data\n ) external;\n\n /**\n * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients\n * are aware of the ERC721 protocol to prevent tokens from being forever locked.\n *\n * Requirements:\n *\n * - `from` cannot be the zero address.\n * - `to` cannot be the zero address.\n * - `tokenId` token must exist and be owned by `from`.\n * - If the caller is not `from`, it must have been allowed to move this token by either {approve} or {setApprovalForAll}.\n * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.\n *\n * Emits a {Transfer} event.\n */\n function safeTransferFrom(\n address from,\n address to,\n uint256 tokenId\n ) external;\n\n /**\n * @dev Transfers `tokenId` token from `from` to `to`.\n *\n * WARNING: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC721\n * or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must\n * understand this adds an external call which potentially creates a reentrancy vulnerability.\n *\n * Requirements:\n *\n * - `from` cannot be the zero address.\n * - `to` cannot be the zero address.\n * - `tokenId` token must be owned by `from`.\n * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.\n *\n * Emits a {Transfer} event.\n */\n function transferFrom(\n address from,\n address to,\n uint256 tokenId\n ) external;\n\n /**\n * @dev Gives permission to `to` to transfer `tokenId` token to another account.\n * The approval is cleared when the token is transferred.\n *\n * Only a single account can be approved at a time, so approving the zero address clears previous approvals.\n *\n * Requirements:\n *\n * - The caller must own the token or be an approv
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},
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"@openzeppelin/contracts/utils/Address.sol": {
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"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.8.0) (utils/Address.sol)\n\npragma solidity ^0.8.1;\n\n/**\n * @dev Collection of functions related to the address type\n */\nlibrary Address {\n /**\n * @dev Returns true if `account` is a contract.\n *\n * [IMPORTANT]\n * ====\n * It is unsafe to assume that an address for which this function returns\n * false is an externally-owned account (EOA) and not a contract.\n *\n * Among others, `isContract` will return false for the following\n * types of addresses:\n *\n * - an externally-owned account\n * - a contract in construction\n * - an address where a contract will be created\n * - an address where a contract lived, but was destroyed\n * ====\n *\n * [IMPORTANT]\n * ====\n * You shouldn't rely on `isContract` to protect against flash loan attacks!\n *\n * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets\n * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract\n * constructor.\n * ====\n */\n function isContract(address account) internal view returns (bool) {\n // This method relies on extcodesize/address.code.length, which returns 0\n // for contracts in construction, since the code is only stored at the end\n // of the constructor execution.\n\n return account.code.length > 0;\n }\n\n /**\n * @dev Replacement for Solidity's `transfer`: sends `amount` wei to\n * `recipient`, forwarding all available gas and reverting on errors.\n *\n * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost\n * of certain opcodes, possibly making contracts go over the 2300 gas limit\n * imposed by `transfer`, making them unable to receive funds via\n * `transfer`. {sendValue} removes this limitation.\n *\n * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].\n *\n * IMPORTANT: because control is transferred to `recipient`, care must be\n * taken to not create reentrancy vulnerabilities. Consider using\n * {ReentrancyGuard} or the\n * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].\n */\n function sendValue(address payable recipient, uint256 amount) internal {\n require(address(this).balance >= amount, \"Address: insufficient balance\");\n\n (bool success, ) = recipient.call{value: amount}(\"\");\n require(success, \"Address: unable to send value, recipient may have reverted\");\n }\n\n /**\n * @dev Performs a Solidity function call using a low level `call`. A\n * plain `call` is an unsafe replacement for a function call: use this\n * function instead.\n *\n * If `target` reverts with a revert reason, it is bubbled up by this\n * function (like regular Solidity function calls).\n *\n * Returns the raw returned data. To convert to the expected return value,\n * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].\n *\n * Requirements:\n *\n * - `target` must be a contract.\n * - calling `target` with `data` must not revert.\n *\n * _Available since v3.1._\n */\n function functionCall(address target, bytes memory data) internal returns (bytes memory) {\n return functionCallWithValue(target, data, 0, \"Address: low-level call failed\");\n }\n\n /**\n * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with\n * `errorMessage` as a fallback revert reason when `target` reverts.\n *\n * _Available since v3.1._\n */\n function functionCall(\n address target,\n bytes memory data,\n string memory err
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},
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"@openzeppelin/contracts/utils/Context.sol": {
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"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)\n\npragma solidity ^0.8.0;\n\n/**\n * @dev Provides information about the current execution context, including the\n * sender of the transaction and its data. While these are generally available\n * via msg.sender and msg.data, they should not be accessed in such a direct\n * manner, since when dealing with meta-transactions the account sending and\n * paying for execution may not be the actual sender (as far as an application\n * is concerned).\n *\n * This contract is only required for intermediate, library-like contracts.\n */\nabstract contract Context {\n function _msgSender() internal view virtual returns (address) {\n return msg.sender;\n }\n\n function _msgData() internal view virtual returns (bytes calldata) {\n return msg.data;\n }\n}\n"
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},
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"@openzeppelin/contracts/utils/Counters.sol": {
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"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (utils/Counters.sol)\n\npragma solidity ^0.8.0;\n\n/**\n * @title Counters\n * @author Matt Condon (@shrugs)\n * @dev Provides counters that can only be incremented, decremented or reset. This can be used e.g. to track the number\n * of elements in a mapping, issuing ERC721 ids, or counting request ids.\n *\n * Include with `using Counters for Counters.Counter;`\n */\nlibrary Counters {\n struct Counter {\n // This variable should never be directly accessed by users of the library: interactions must be restricted to\n // the library's function. As of Solidity v0.5.2, this cannot be enforced, though there is a proposal to add\n // this feature: see https://github.com/ethereum/solidity/issues/4637\n uint256 _value; // default: 0\n }\n\n function current(Counter storage counter) internal view returns (uint256) {\n return counter._value;\n }\n\n function increment(Counter storage counter) internal {\n unchecked {\n counter._value += 1;\n }\n }\n\n function decrement(Counter storage counter) internal {\n uint256 value = counter._value;\n require(value > 0, \"Counter: decrement overflow\");\n unchecked {\n counter._value = value - 1;\n }\n }\n\n function reset(Counter storage counter) internal {\n counter._value = 0;\n }\n}\n"
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},
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"@openzeppelin/contracts/utils/cryptography/ECDSA.sol": {
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"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.8.0) (utils/cryptography/ECDSA.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../Strings.sol\";\n\n/**\n * @dev Elliptic Curve Digital Signature Algorithm (ECDSA) operations.\n *\n * These functions can be used to verify that a message was signed by the holder\n * of the private keys of a given address.\n */\nlibrary ECDSA {\n enum RecoverError {\n NoError,\n InvalidSignature,\n InvalidSignatureLength,\n InvalidSignatureS,\n InvalidSignatureV // Deprecated in v4.8\n }\n\n function _throwError(RecoverError error) private pure {\n if (error == RecoverError.NoError) {\n return; // no error: do nothing\n } else if (error == RecoverError.InvalidSignature) {\n revert(\"ECDSA: invalid signature\");\n } else if (error == RecoverError.InvalidSignatureLength) {\n revert(\"ECDSA: invalid signature length\");\n } else if (error == RecoverError.InvalidSignatureS) {\n revert(\"ECDSA: invalid signature 's' value\");\n }\n }\n\n /**\n * @dev Returns the address that signed a hashed message (`hash`) with\n * `signature` or error string. This address can then be used for verification purposes.\n *\n * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures:\n * this function rejects them by requiring the `s` value to be in the lower\n * half order, and the `v` value to be either 27 or 28.\n *\n * IMPORTANT: `hash` _must_ be the result of a hash operation for the\n * verification to be secure: it is possible to craft signatures that\n * recover to arbitrary addresses for non-hashed data. A safe way to ensure\n * this is by receiving a hash of the original message (which may otherwise\n * be too long), and then calling {toEthSignedMessageHash} on it.\n *\n * Documentation for signature generation:\n * - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js]\n * - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers]\n *\n * _Available since v4.3._\n */\n function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError) {\n if (signature.length == 65) {\n bytes32 r;\n bytes32 s;\n uint8 v;\n // ecrecover takes the signature parameters, and the only way to get them\n // currently is to use assembly.\n /// @solidity memory-safe-assembly\n assembly {\n r := mload(add(signature, 0x20))\n s := mload(add(signature, 0x40))\n v := byte(0, mload(add(signature, 0x60)))\n }\n return tryRecover(hash, v, r, s);\n } else {\n return (address(0), RecoverError.InvalidSignatureLength);\n }\n }\n\n /**\n * @dev Returns the address that signed a hashed message (`hash`) with\n * `signature`. This address can then be used for verification purposes.\n *\n * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures:\n * this function rejects them by requiring the `s` value to be in the lower\n * half order, and the `v` value to be either 27 or 28.\n *\n * IMPORTANT: `hash` _must_ be the result of a hash operation for the\n * verification to be secure: it is possible to craft signatures that\n * recover to arbitrary addresses for non-hashed data. A safe way to ensure\n * this is by receiving a hash of the original message (which may otherwise\n * be too long), and then calling {toEthSignedMessageHash} on it.\n */\n function recover(bytes32 hash, bytes memory signature) internal pure returns (address) {\n (address recovered, RecoverError error) = tryRecover(hash, signature);\n _throwError(error);\n return recovered;\n }\n\n /**\n * @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` sho
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},
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"@openzeppelin/contracts/utils/cryptography/EIP712.sol": {
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"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.8.0) (utils/cryptography/EIP712.sol)\n\npragma solidity ^0.8.0;\n\nimport \"./ECDSA.sol\";\n\n/**\n * @dev https://eips.ethereum.org/EIPS/eip-712[EIP 712] is a standard for hashing and signing of typed structured data.\n *\n * The encoding specified in the EIP is very generic, and such a generic implementation in Solidity is not feasible,\n * thus this contract does not implement the encoding itself. Protocols need to implement the type-specific encoding\n * they need in their contracts using a combination of `abi.encode` and `keccak256`.\n *\n * This contract implements the EIP 712 domain separator ({_domainSeparatorV4}) that is used as part of the encoding\n * scheme, and the final step of the encoding to obtain the message digest that is then signed via ECDSA\n * ({_hashTypedDataV4}).\n *\n * The implementation of the domain separator was designed to be as efficient as possible while still properly updating\n * the chain id to protect against replay attacks on an eventual fork of the chain.\n *\n * NOTE: This contract implements the version of the encoding known as \"v4\", as implemented by the JSON RPC method\n * https://docs.metamask.io/guide/signing-data.html[`eth_signTypedDataV4` in MetaMask].\n *\n * _Available since v3.4._\n */\nabstract contract EIP712 {\n /* solhint-disable var-name-mixedcase */\n // Cache the domain separator as an immutable value, but also store the chain id that it corresponds to, in order to\n // invalidate the cached domain separator if the chain id changes.\n bytes32 private immutable _CACHED_DOMAIN_SEPARATOR;\n uint256 private immutable _CACHED_CHAIN_ID;\n address private immutable _CACHED_THIS;\n\n bytes32 private immutable _HASHED_NAME;\n bytes32 private immutable _HASHED_VERSION;\n bytes32 private immutable _TYPE_HASH;\n\n /* solhint-enable var-name-mixedcase */\n\n /**\n * @dev Initializes the domain separator and parameter caches.\n *\n * The meaning of `name` and `version` is specified in\n * https://eips.ethereum.org/EIPS/eip-712#definition-of-domainseparator[EIP 712]:\n *\n * - `name`: the user readable name of the signing domain, i.e. the name of the DApp or the protocol.\n * - `version`: the current major version of the signing domain.\n *\n * NOTE: These parameters cannot be changed except through a xref:learn::upgrading-smart-contracts.adoc[smart\n * contract upgrade].\n */\n constructor(string memory name, string memory version) {\n bytes32 hashedName = keccak256(bytes(name));\n bytes32 hashedVersion = keccak256(bytes(version));\n bytes32 typeHash = keccak256(\n \"EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)\"\n );\n _HASHED_NAME = hashedName;\n _HASHED_VERSION = hashedVersion;\n _CACHED_CHAIN_ID = block.chainid;\n _CACHED_DOMAIN_SEPARATOR = _buildDomainSeparator(typeHash, hashedName, hashedVersion);\n _CACHED_THIS = address(this);\n _TYPE_HASH = typeHash;\n }\n\n /**\n * @dev Returns the domain separator for the current chain.\n */\n function _domainSeparatorV4() internal view returns (bytes32) {\n if (address(this) == _CACHED_THIS && block.chainid == _CACHED_CHAIN_ID) {\n return _CACHED_DOMAIN_SEPARATOR;\n } else {\n return _buildDomainSeparator(_TYPE_HASH, _HASHED_NAME, _HASHED_VERSION);\n }\n }\n\n function _buildDomainSeparator(\n bytes32 typeHash,\n bytes32 nameHash,\n bytes32 versionHash\n ) private view returns (bytes32) {\n return keccak256(abi.encode(typeHash, nameHash, versionHash, block.chainid, address(this)));\n }\n\n /**\n * @dev Given an already https://eips.ethereum.org/EIPS/eip-712#definition-of-hashstruct[hashed struct], this\n * function returns the hash of the fully encoded EIP712 message for this domain.\n *\n * This hash can be used together with
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},
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"@openzeppelin/contracts/utils/introspection/IERC165.sol": {
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"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol)\n\npragma solidity ^0.8.0;\n\n/**\n * @dev Interface of the ERC165 standard, as defined in the\n * https://eips.ethereum.org/EIPS/eip-165[EIP].\n *\n * Implementers can declare support of contract interfaces, which can then be\n * queried by others ({ERC165Checker}).\n *\n * For an implementation, see {ERC165}.\n */\ninterface IERC165 {\n /**\n * @dev Returns true if this contract implements the interface defined by\n * `interfaceId`. See the corresponding\n * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]\n * to learn more about how these ids are created.\n *\n * This function call must use less than 30 000 gas.\n */\n function supportsInterface(bytes4 interfaceId) external view returns (bool);\n}\n"
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},
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"@openzeppelin/contracts/utils/math/Math.sol": {
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"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.8.0) (utils/math/Math.sol)\n\npragma solidity ^0.8.0;\n\n/**\n * @dev Standard math utilities missing in the Solidity language.\n */\nlibrary Math {\n enum Rounding {\n Down, // Toward negative infinity\n Up, // Toward infinity\n Zero // Toward zero\n }\n\n /**\n * @dev Returns the largest of two numbers.\n */\n function max(uint256 a, uint256 b) internal pure returns (uint256) {\n return a > b ? a : b;\n }\n\n /**\n * @dev Returns the smallest of two numbers.\n */\n function min(uint256 a, uint256 b) internal pure returns (uint256) {\n return a < b ? a : b;\n }\n\n /**\n * @dev Returns the average of two numbers. The result is rounded towards\n * zero.\n */\n function average(uint256 a, uint256 b) internal pure returns (uint256) {\n // (a + b) / 2 can overflow.\n return (a & b) + (a ^ b) / 2;\n }\n\n /**\n * @dev Returns the ceiling of the division of two numbers.\n *\n * This differs from standard division with `/` in that it rounds up instead\n * of rounding down.\n */\n function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) {\n // (a + b - 1) / b can overflow on addition, so we distribute.\n return a == 0 ? 0 : (a - 1) / b + 1;\n }\n\n /**\n * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or denominator == 0\n * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv)\n * with further edits by Uniswap Labs also under MIT license.\n */\n function mulDiv(\n uint256 x,\n uint256 y,\n uint256 denominator\n ) internal pure returns (uint256 result) {\n unchecked {\n // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use\n // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256\n // variables such that product = prod1 * 2^256 + prod0.\n uint256 prod0; // Least significant 256 bits of the product\n uint256 prod1; // Most significant 256 bits of the product\n assembly {\n let mm := mulmod(x, y, not(0))\n prod0 := mul(x, y)\n prod1 := sub(sub(mm, prod0), lt(mm, prod0))\n }\n\n // Handle non-overflow cases, 256 by 256 division.\n if (prod1 == 0) {\n return prod0 / denominator;\n }\n\n // Make sure the result is less than 2^256. Also prevents denominator == 0.\n require(denominator > prod1);\n\n ///////////////////////////////////////////////\n // 512 by 256 division.\n ///////////////////////////////////////////////\n\n // Make division exact by subtracting the remainder from [prod1 prod0].\n uint256 remainder;\n assembly {\n // Compute remainder using mulmod.\n remainder := mulmod(x, y, denominator)\n\n // Subtract 256 bit number from 512 bit number.\n prod1 := sub(prod1, gt(remainder, prod0))\n prod0 := sub(prod0, remainder)\n }\n\n // Factor powers of two out of denominator and compute largest power of two divisor of denominator. Always >= 1.\n // See https://cs.stackexchange.com/q/138556/92363.\n\n // Does not overflow because the denominator cannot be zero at this stage in the function.\n uint256 twos = denominator & (~denominator + 1);\n assembly {\n // Divide denominator by twos.\n denominator := div(denominator, twos)\n\n // Divide [prod1 prod0] by twos.\n prod0 := div(prod0, twos)\n\n // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes on
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},
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"@openzeppelin/contracts/utils/math/SafeCast.sol": {
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"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.8.0) (utils/math/SafeCast.sol)\n// This file was procedurally generated from scripts/generate/templates/SafeCast.js.\n\npragma solidity ^0.8.0;\n\n/**\n * @dev Wrappers over Solidity's uintXX/intXX casting operators with added overflow\n * checks.\n *\n * Downcasting from uint256/int256 in Solidity does not revert on overflow. This can\n * easily result in undesired exploitation or bugs, since developers usually\n * assume that overflows raise errors. `SafeCast` restores this intuition by\n * reverting the transaction when such an operation overflows.\n *\n * Using this library instead of the unchecked operations eliminates an entire\n * class of bugs, so it's recommended to use it always.\n *\n * Can be combined with {SafeMath} and {SignedSafeMath} to extend it to smaller types, by performing\n * all math on `uint256` and `int256` and then downcasting.\n */\nlibrary SafeCast {\n /**\n * @dev Returns the downcasted uint248 from uint256, reverting on\n * overflow (when the input is greater than largest uint248).\n *\n * Counterpart to Solidity's `uint248` operator.\n *\n * Requirements:\n *\n * - input must fit into 248 bits\n *\n * _Available since v4.7._\n */\n function toUint248(uint256 value) internal pure returns (uint248) {\n require(value <= type(uint248).max, \"SafeCast: value doesn't fit in 248 bits\");\n return uint248(value);\n }\n\n /**\n * @dev Returns the downcasted uint240 from uint256, reverting on\n * overflow (when the input is greater than largest uint240).\n *\n * Counterpart to Solidity's `uint240` operator.\n *\n * Requirements:\n *\n * - input must fit into 240 bits\n *\n * _Available since v4.7._\n */\n function toUint240(uint256 value) internal pure returns (uint240) {\n require(value <= type(uint240).max, \"SafeCast: value doesn't fit in 240 bits\");\n return uint240(value);\n }\n\n /**\n * @dev Returns the downcasted uint232 from uint256, reverting on\n * overflow (when the input is greater than largest uint232).\n *\n * Counterpart to Solidity's `uint232` operator.\n *\n * Requirements:\n *\n * - input must fit into 232 bits\n *\n * _Available since v4.7._\n */\n function toUint232(uint256 value) internal pure returns (uint232) {\n require(value <= type(uint232).max, \"SafeCast: value doesn't fit in 232 bits\");\n return uint232(value);\n }\n\n /**\n * @dev Returns the downcasted uint224 from uint256, reverting on\n * overflow (when the input is greater than largest uint224).\n *\n * Counterpart to Solidity's `uint224` operator.\n *\n * Requirements:\n *\n * - input must fit into 224 bits\n *\n * _Available since v4.2._\n */\n function toUint224(uint256 value) internal pure returns (uint224) {\n require(value <= type(uint224).max, \"SafeCast: value doesn't fit in 224 bits\");\n return uint224(value);\n }\n\n /**\n * @dev Returns the downcasted uint216 from uint256, reverting on\n * overflow (when the input is greater than largest uint216).\n *\n * Counterpart to Solidity's `uint216` operator.\n *\n * Requirements:\n *\n * - input must fit into 216 bits\n *\n * _Available since v4.7._\n */\n function toUint216(uint256 value) internal pure returns (uint216) {\n require(value <= type(uint216).max, \"SafeCast: value doesn't fit in 216 bits\");\n return uint216(value);\n }\n\n /**\n * @dev Returns the downcasted uint208 from uint256, reverting on\n * overflow (when the input is greater than largest uint208).\n *\n * Counterpart to Solidity's `uint208` operator.\n *\n * Requirements:\n *\n * - input must fit into 208 bits\n *\n * _Available since v4.7._\n */\n function toUint208(uint256 value) internal pure returns (uint208) {\n
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},
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"@openzeppelin/contracts/utils/Strings.sol": {
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"content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.8.0) (utils/Strings.sol)\n\npragma solidity ^0.8.0;\n\nimport \"./math/Math.sol\";\n\n/**\n * @dev String operations.\n */\nlibrary Strings {\n bytes16 private constant _SYMBOLS = \"0123456789abcdef\";\n uint8 private constant _ADDRESS_LENGTH = 20;\n\n /**\n * @dev Converts a `uint256` to its ASCII `string` decimal representation.\n */\n function toString(uint256 value) internal pure returns (string memory) {\n unchecked {\n uint256 length = Math.log10(value) + 1;\n string memory buffer = new string(length);\n uint256 ptr;\n /// @solidity memory-safe-assembly\n assembly {\n ptr := add(buffer, add(32, length))\n }\n while (true) {\n ptr--;\n /// @solidity memory-safe-assembly\n assembly {\n mstore8(ptr, byte(mod(value, 10), _SYMBOLS))\n }\n value /= 10;\n if (value == 0) break;\n }\n return buffer;\n }\n }\n\n /**\n * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.\n */\n function toHexString(uint256 value) internal pure returns (string memory) {\n unchecked {\n return toHexString(value, Math.log256(value) + 1);\n }\n }\n\n /**\n * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length.\n */\n function toHexString(uint256 value, uint256 length) internal pure returns (string memory) {\n bytes memory buffer = new bytes(2 * length + 2);\n buffer[0] = \"0\";\n buffer[1] = \"x\";\n for (uint256 i = 2 * length + 1; i > 1; --i) {\n buffer[i] = _SYMBOLS[value & 0xf];\n value >>= 4;\n }\n require(value == 0, \"Strings: hex length insufficient\");\n return string(buffer);\n }\n\n /**\n * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation.\n */\n function toHexString(address addr) internal pure returns (string memory) {\n return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH);\n }\n}\n"
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},
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"contracts/infiniteProxy/interfaces/iProxy.sol": {
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"content": "// SPDX-License-Identifier: MIT\npragma solidity 0.8.21;\n\ninterface IProxy {\n function setAdmin(address newAdmin_) external;\n\n function setDummyImplementation(address newDummyImplementation_) external;\n\n function addImplementation(address implementation_, bytes4[] calldata sigs_) external;\n\n function removeImplementation(address implementation_) external;\n\n function getAdmin() external view returns (address);\n\n function getDummyImplementation() external view returns (address);\n\n function getImplementationSigs(address impl_) external view returns (bytes4[] memory);\n\n function getSigsImplementation(bytes4 sig_) external view returns (address);\n\n function readFromStorage(bytes32 slot_) external view returns (uint256 result_);\n}\n"
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},
|
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|
"contracts/libraries/addressCalcs.sol": {
|
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\n/// @notice implements calculation of address for contracts deployed through CREATE.\n/// Accepts contract deployed from which address & nonce\nlibrary AddressCalcs {\n\n /// @notice Computes the address of a contract based\n /// @param deployedFrom_ Address from which the contract was deployed\n /// @param nonce_ Nonce at which the contract was deployed\n /// @return contract_ Address of deployed contract\n function calcAddress(address deployedFrom_, uint nonce_) internal pure returns (address contract_) {\n // @dev based on https://ethereum.stackexchange.com/a/61413\n\n // nonce of smart contract always starts with 1. so, with nonce 0 there won't be any deployment\n // hence, nonce of vault deployment starts with 1.\n bytes memory data;\n if (nonce_ == 0x00) {\n return address(0);\n } else if (nonce_ <= 0x7f) {\n data = abi.encodePacked(bytes1(0xd6), bytes1(0x94), deployedFrom_, uint8(nonce_));\n } else if (nonce_ <= 0xff) {\n data = abi.encodePacked(bytes1(0xd7), bytes1(0x94), deployedFrom_, bytes1(0x81), uint8(nonce_));\n } else if (nonce_ <= 0xffff) {\n data = abi.encodePacked(bytes1(0xd8), bytes1(0x94), deployedFrom_, bytes1(0x82), uint16(nonce_));\n } else if (nonce_ <= 0xffffff) {\n data = abi.encodePacked(bytes1(0xd9), bytes1(0x94), deployedFrom_, bytes1(0x83), uint24(nonce_));\n } else {\n data = abi.encodePacked(bytes1(0xda), bytes1(0x94), deployedFrom_, bytes1(0x84), uint32(nonce_));\n }\n\n return address(uint160(uint256(keccak256(data))));\n }\n\n}"
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},
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"contracts/libraries/bigMathMinified.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\n/// @title library that represents a number in BigNumber(coefficient and exponent) format to store in smaller bits.\n/// @notice the number is divided into two parts: a coefficient and an exponent. This comes at a cost of losing some precision\n/// at the end of the number because the exponent simply fills it with zeroes. This precision is oftentimes negligible and can\n/// result in significant gas cost reduction due to storage space reduction.\n/// Also note, a valid big number is as follows: if the exponent is > 0, then coefficient last bits should be occupied to have max precision.\n/// @dev roundUp is more like a increase 1, which happens everytime for the same number.\n/// roundDown simply sets trailing digits after coefficientSize to zero (floor), only once for the same number.\nlibrary BigMathMinified {\n /// @dev constants to use for `roundUp` input param to increase readability\n bool internal constant ROUND_DOWN = false;\n bool internal constant ROUND_UP = true;\n\n /// @dev converts `normal` number to BigNumber with `exponent` and `coefficient` (or precision).\n /// e.g.:\n /// 5035703444687813576399599 (normal) = (coefficient[32bits], exponent[8bits])[40bits]\n /// 5035703444687813576399599 (decimal) => 10000101010010110100000011111011110010100110100000000011100101001101001101011101111 (binary)\n /// => 10000101010010110100000011111011000000000000000000000000000000000000000000000000000\n /// ^-------------------- 51(exponent) -------------- ^\n /// coefficient = 1000,0101,0100,1011,0100,0000,1111,1011 (2236301563)\n /// exponent = 0011,0011 (51)\n /// bigNumber = 1000,0101,0100,1011,0100,0000,1111,1011,0011,0011 (572493200179)\n ///\n /// @param normal number which needs to be converted into Big Number\n /// @param coefficientSize at max how many bits of precision there should be (64 = uint64 (64 bits precision))\n /// @param exponentSize at max how many bits of exponent there should be (8 = uint8 (8 bits exponent))\n /// @param roundUp signals if result should be rounded down or up\n /// @return bigNumber converted bigNumber (coefficient << exponent)\n function toBigNumber(\n uint256 normal,\n uint256 coefficientSize,\n uint256 exponentSize,\n bool roundUp\n ) internal pure returns (uint256 bigNumber) {\n assembly {\n let lastBit_\n let number_ := normal\n if gt(number_, 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF) {\n number_ := shr(0x80, number_)\n lastBit_ := 0x80\n }\n if gt(number_, 0xFFFFFFFFFFFFFFFF) {\n number_ := shr(0x40, number_)\n lastBit_ := add(lastBit_, 0x40)\n }\n if gt(number_, 0xFFFFFFFF) {\n number_ := shr(0x20, number_)\n lastBit_ := add(lastBit_, 0x20)\n }\n if gt(number_, 0xFFFF) {\n number_ := shr(0x10, number_)\n lastBit_ := add(lastBit_, 0x10)\n }\n if gt(number_, 0xFF) {\n number_ := shr(0x8, number_)\n lastBit_ := add(lastBit_, 0x8)\n }\n if gt(number_, 0xF) {\n number_ := shr(0x4, number_)\n lastBit_ := add(lastBit_, 0x4)\n }\n if gt(number_, 0x3) {\n number_ := shr(0x2, number_)\n lastBit_ := add(lastBit_, 0x2)\n }\n if gt(number_, 0x1) {\n lastBit_ := add(lastBit_, 1)\n }\n if gt(number_, 0) {\n lastBit_ := add(lastBit_, 1)\n }\n if lt(lastBit_, coefficientSize) {\n // for throw exception\n lastBit_ := coefficientSize\n }\n let
|
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},
|
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|
"contracts/libraries/bigMathVault.sol": {
|
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { BigMathMinified } from \"./bigMathMinified.sol\";\n\n/// @title Extended version of BigMathMinified. Implements functions for normal operators (*, /, etc) modified to interact with big numbers.\n/// @notice this is an optimized version mainly created by taking Fluid vault's codebase into consideration so it's use is limited for other cases.\n// \n// @dev IMPORTANT: for any change here, make sure to uncomment and run the fuzz tests in bigMathVault.t.sol\nlibrary BigMathVault {\n uint private constant COEFFICIENT_SIZE_DEBT_FACTOR = 35;\n uint private constant EXPONENT_SIZE_DEBT_FACTOR = 15;\n uint private constant COEFFICIENT_MAX_DEBT_FACTOR = (1 << COEFFICIENT_SIZE_DEBT_FACTOR) - 1;\n uint private constant EXPONENT_MAX_DEBT_FACTOR = (1 << EXPONENT_SIZE_DEBT_FACTOR) - 1;\n uint private constant DECIMALS_DEBT_FACTOR = 16384;\n uint internal constant MAX_MASK_DEBT_FACTOR = (1 << (COEFFICIENT_SIZE_DEBT_FACTOR + EXPONENT_SIZE_DEBT_FACTOR)) - 1;\n\n // Having precision as 2**64 on vault\n uint internal constant PRECISION = 64;\n uint internal constant TWO_POWER_64 = 1 << PRECISION;\n // Max bit for 35 bits * 35 bits number will be 70\n // why do we use 69 then here instead of 70\n uint internal constant TWO_POWER_69_MINUS_1 = (1 << 69) - 1;\n\n uint private constant COEFFICIENT_PLUS_PRECISION = COEFFICIENT_SIZE_DEBT_FACTOR + PRECISION; // 99\n uint private constant COEFFICIENT_PLUS_PRECISION_MINUS_1 = COEFFICIENT_PLUS_PRECISION - 1; // 98\n uint private constant TWO_POWER_COEFFICIENT_PLUS_PRECISION_MINUS_1 = (1 << COEFFICIENT_PLUS_PRECISION_MINUS_1) - 1; // (1 << 98) - 1;\n uint private constant TWO_POWER_COEFFICIENT_PLUS_PRECISION_MINUS_1_MINUS_1 =\n (1 << (COEFFICIENT_PLUS_PRECISION_MINUS_1 - 1)) - 1; // (1 << 97) - 1;\n\n /// @dev multiplies a `normal` number with a `bigNumber1` and then divides by `bigNumber2`.\n /// @dev For vault's use case MUST always:\n /// - bigNumbers have exponent size 15 bits\n /// - bigNumbers have coefficient size 35 bits and have 35th bit always 1 (when exponent > 0 BigMath numbers have max precision)\n /// so coefficients must always be in range 17179869184 <= coefficient <= 34359738367.\n /// - bigNumber1 (debt factor) always have exponent >= 1 & <= 16384\n /// - bigNumber2 (connection factor) always have exponent >= 1 & <= 32767 (15 bits)\n /// - bigNumber2 always >= bigNumber1 (connection factor can never be < base branch debt factor)\n /// - as a result of previous points, numbers must never be 0\n /// - normal is positionRawDebt and is always within 10000 and type(int128).max\n /// @return normal * bigNumber1 / bigNumber2\n function mulDivNormal(uint256 normal, uint256 bigNumber1, uint256 bigNumber2) internal pure returns (uint256) {\n unchecked {\n // exponent2_ - exponent1_\n uint netExponent_ = (bigNumber2 & EXPONENT_MAX_DEBT_FACTOR) - (bigNumber1 & EXPONENT_MAX_DEBT_FACTOR);\n if (netExponent_ < 129) {\n // (normal * coefficient1_) / (coefficient2_ << netExponent_);\n return ((normal * (bigNumber1 >> EXPONENT_SIZE_DEBT_FACTOR)) /\n ((bigNumber2 >> EXPONENT_SIZE_DEBT_FACTOR) << netExponent_));\n }\n // else:\n // biggest possible nominator: type(int128).max * 35bits max = 5846006549323611672814739330865132078589370433536\n // smallest possible denominator: 17179869184 << 129 (= 1 << 163) = 11692013098647223345629478661730264157247460343808\n // -> can only ever be 0\n return 0;\n }\n }\n\n /// @dev multiplies a `bigNumber` with normal `number1` and then divides by `TWO_POWER_64`.\n /// @dev For vault's use case (calculating new branch debt factor after liquidation):\n /// - number1 is debtFactor, intialized as TWO_POWER_64 and reduced from there, hence it's always <= TWO_POWER_64 and
|
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},
|
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|
"contracts/libraries/errorTypes.sol": {
|
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nlibrary LibsErrorTypes {\n /***********************************|\n | LiquidityCalcs | \n |__________________________________*/\n\n /// @notice thrown when supply or borrow exchange price is zero at calc token data (token not configured yet)\n uint256 internal constant LiquidityCalcs__ExchangePriceZero = 70001;\n\n /// @notice thrown when rate data is set to a version that is not implemented\n uint256 internal constant LiquidityCalcs__UnsupportedRateVersion = 70002;\n\n /// @notice thrown when the calculated borrow rate turns negative. This should never happen.\n uint256 internal constant LiquidityCalcs__BorrowRateNegative = 70003;\n\n /***********************************|\n | SafeTransfer | \n |__________________________________*/\n\n /// @notice thrown when safe transfer from for an ERC20 fails\n uint256 internal constant SafeTransfer__TransferFromFailed = 71001;\n\n /// @notice thrown when safe transfer for an ERC20 fails\n uint256 internal constant SafeTransfer__TransferFailed = 71002;\n}\n"
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},
|
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|
"contracts/libraries/liquidityCalcs.sol": {
|
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|
"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { LibsErrorTypes as ErrorTypes } from \"./errorTypes.sol\";\nimport { LiquiditySlotsLink } from \"./liquiditySlotsLink.sol\";\nimport { BigMathMinified } from \"./bigMathMinified.sol\";\n\n/// @notice implements calculation methods used for Fluid liquidity such as updated exchange prices,\n/// borrow rate, withdrawal / borrow limits, revenue amount.\nlibrary LiquidityCalcs {\n error FluidLiquidityCalcsError(uint256 errorId_);\n\n /// @notice emitted if the calculated borrow rate surpassed max borrow rate (16 bits) and was capped at maximum value 65535\n event BorrowRateMaxCap();\n\n /// @dev constants as from Liquidity variables.sol\n uint256 internal constant EXCHANGE_PRICES_PRECISION = 1e12;\n\n /// @dev Ignoring leap years\n uint256 internal constant SECONDS_PER_YEAR = 365 days;\n // constants used for BigMath conversion from and to storage\n uint256 internal constant DEFAULT_EXPONENT_SIZE = 8;\n uint256 internal constant DEFAULT_EXPONENT_MASK = 0xFF;\n\n uint256 internal constant FOUR_DECIMALS = 1e4;\n uint256 internal constant TWELVE_DECIMALS = 1e12;\n uint256 internal constant X14 = 0x3fff;\n uint256 internal constant X15 = 0x7fff;\n uint256 internal constant X16 = 0xffff;\n uint256 internal constant X18 = 0x3ffff;\n uint256 internal constant X24 = 0xffffff;\n uint256 internal constant X33 = 0x1ffffffff;\n uint256 internal constant X64 = 0xffffffffffffffff;\n\n ///////////////////////////////////////////////////////////////////////////\n ////////// CALC EXCHANGE PRICES /////////\n ///////////////////////////////////////////////////////////////////////////\n\n /// @dev calculates interest (exchange prices) for a token given its' exchangePricesAndConfig from storage.\n /// @param exchangePricesAndConfig_ exchange prices and config packed uint256 read from storage\n /// @return supplyExchangePrice_ updated supplyExchangePrice\n /// @return borrowExchangePrice_ updated borrowExchangePrice\n function calcExchangePrices(\n uint256 exchangePricesAndConfig_\n ) internal view returns (uint256 supplyExchangePrice_, uint256 borrowExchangePrice_) {\n // Extracting exchange prices\n supplyExchangePrice_ =\n (exchangePricesAndConfig_ >> LiquiditySlotsLink.BITS_EXCHANGE_PRICES_SUPPLY_EXCHANGE_PRICE) &\n X64;\n borrowExchangePrice_ =\n (exchangePricesAndConfig_ >> LiquiditySlotsLink.BITS_EXCHANGE_PRICES_BORROW_EXCHANGE_PRICE) &\n X64;\n\n if (supplyExchangePrice_ == 0 || borrowExchangePrice_ == 0) {\n revert FluidLiquidityCalcsError(ErrorTypes.LiquidityCalcs__ExchangePriceZero);\n }\n\n uint256 temp_ = exchangePricesAndConfig_ & X16; // temp_ = borrowRate\n\n unchecked {\n // last timestamp can not be > current timestamp\n uint256 secondsSinceLastUpdate_ = block.timestamp -\n ((exchangePricesAndConfig_ >> LiquiditySlotsLink.BITS_EXCHANGE_PRICES_LAST_TIMESTAMP) & X33);\n\n uint256 borrowRatio_ = (exchangePricesAndConfig_ >> LiquiditySlotsLink.BITS_EXCHANGE_PRICES_BORROW_RATIO) &\n X15;\n if (secondsSinceLastUpdate_ == 0 || temp_ == 0 || borrowRatio_ == 1) {\n // if no time passed, borrow rate is 0, or no raw borrowings: no exchange price update needed\n // (if borrowRatio_ == 1 means there is only borrowInterestFree, as first bit is 1 and rest is 0)\n return (supplyExchangePrice_, borrowExchangePrice_);\n }\n\n // calculate new borrow exchange price.\n // formula borrowExchangePriceIncrease: previous price * borrow rate * secondsSinceLastUpdate_.\n // nominator is max uint112 (uint64 * uint16 * uint32). Divisor can not be 0.\n borrowExchangePrice_ +=\n (borrowExchangePrice_ * temp_ * secondsSinceLastUpdate_) /\n (SECO
|
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|
},
|
|||
|
"contracts/libraries/liquiditySlotsLink.sol": {
|
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|
"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\n/// @notice library that helps in reading / working with storage slot data of Fluid Liquidity.\n/// @dev as all data for Fluid Liquidity is internal, any data must be fetched directly through manual\n/// slot reading through this library or, if gas usage is less important, through the FluidLiquidityResolver.\nlibrary LiquiditySlotsLink {\n /// @dev storage slot for status at Liquidity\n uint256 internal constant LIQUIDITY_STATUS_SLOT = 1;\n /// @dev storage slot for auths mapping at Liquidity\n uint256 internal constant LIQUIDITY_AUTHS_MAPPING_SLOT = 2;\n /// @dev storage slot for guardians mapping at Liquidity\n uint256 internal constant LIQUIDITY_GUARDIANS_MAPPING_SLOT = 3;\n /// @dev storage slot for user class mapping at Liquidity\n uint256 internal constant LIQUIDITY_USER_CLASS_MAPPING_SLOT = 4;\n /// @dev storage slot for exchangePricesAndConfig mapping at Liquidity\n uint256 internal constant LIQUIDITY_EXCHANGE_PRICES_MAPPING_SLOT = 5;\n /// @dev storage slot for rateData mapping at Liquidity\n uint256 internal constant LIQUIDITY_RATE_DATA_MAPPING_SLOT = 6;\n /// @dev storage slot for totalAmounts mapping at Liquidity\n uint256 internal constant LIQUIDITY_TOTAL_AMOUNTS_MAPPING_SLOT = 7;\n /// @dev storage slot for user supply double mapping at Liquidity\n uint256 internal constant LIQUIDITY_USER_SUPPLY_DOUBLE_MAPPING_SLOT = 8;\n /// @dev storage slot for user borrow double mapping at Liquidity\n uint256 internal constant LIQUIDITY_USER_BORROW_DOUBLE_MAPPING_SLOT = 9;\n /// @dev storage slot for listed tokens array at Liquidity\n uint256 internal constant LIQUIDITY_LISTED_TOKENS_ARRAY_SLOT = 10;\n /// @dev storage slot for listed tokens array at Liquidity\n uint256 internal constant LIQUIDITY_CONFIGS2_MAPPING_SLOT = 11;\n\n // --------------------------------\n // @dev stacked uint256 storage slots bits position data for each:\n\n // ExchangePricesAndConfig\n uint256 internal constant BITS_EXCHANGE_PRICES_BORROW_RATE = 0;\n uint256 internal constant BITS_EXCHANGE_PRICES_FEE = 16;\n uint256 internal constant BITS_EXCHANGE_PRICES_UTILIZATION = 30;\n uint256 internal constant BITS_EXCHANGE_PRICES_UPDATE_THRESHOLD = 44;\n uint256 internal constant BITS_EXCHANGE_PRICES_LAST_TIMESTAMP = 58;\n uint256 internal constant BITS_EXCHANGE_PRICES_SUPPLY_EXCHANGE_PRICE = 91;\n uint256 internal constant BITS_EXCHANGE_PRICES_BORROW_EXCHANGE_PRICE = 155;\n uint256 internal constant BITS_EXCHANGE_PRICES_SUPPLY_RATIO = 219;\n uint256 internal constant BITS_EXCHANGE_PRICES_BORROW_RATIO = 234;\n uint256 internal constant BITS_EXCHANGE_PRICES_USES_CONFIGS2 = 249;\n\n // RateData:\n uint256 internal constant BITS_RATE_DATA_VERSION = 0;\n // RateData: V1\n uint256 internal constant BITS_RATE_DATA_V1_RATE_AT_UTILIZATION_ZERO = 4;\n uint256 internal constant BITS_RATE_DATA_V1_UTILIZATION_AT_KINK = 20;\n uint256 internal constant BITS_RATE_DATA_V1_RATE_AT_UTILIZATION_KINK = 36;\n uint256 internal constant BITS_RATE_DATA_V1_RATE_AT_UTILIZATION_MAX = 52;\n // RateData: V2\n uint256 internal constant BITS_RATE_DATA_V2_RATE_AT_UTILIZATION_ZERO = 4;\n uint256 internal constant BITS_RATE_DATA_V2_UTILIZATION_AT_KINK1 = 20;\n uint256 internal constant BITS_RATE_DATA_V2_RATE_AT_UTILIZATION_KINK1 = 36;\n uint256 internal constant BITS_RATE_DATA_V2_UTILIZATION_AT_KINK2 = 52;\n uint256 internal constant BITS_RATE_DATA_V2_RATE_AT_UTILIZATION_KINK2 = 68;\n uint256 internal constant BITS_RATE_DATA_V2_RATE_AT_UTILIZATION_MAX = 84;\n\n // TotalAmounts\n uint256 internal constant BITS_TOTAL_AMOUNTS_SUPPLY_WITH_INTEREST = 0;\n uint256 internal constant BITS_TOTAL_AMOUNTS_SUPPLY_INTEREST_FREE = 64;\n uint256 internal constant BITS_TOTAL_AMOUNTS_BORROW_WITH_INTEREST = 128;\n uint256 internal constant BITS_TOTAL_AMOUNTS_BORROW_INTEREST_FREE = 192;\n\n // UserSupplyData\n uint256 internal constant BITS_USER_SUPPLY_MOD
|
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},
|
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|
"contracts/libraries/safeTransfer.sol": {
|
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|
"content": "// SPDX-License-Identifier: MIT OR Apache-2.0\npragma solidity 0.8.21;\n\nimport { LibsErrorTypes as ErrorTypes } from \"./errorTypes.sol\";\n\n/// @notice provides minimalistic methods for safe transfers, e.g. ERC20 safeTransferFrom\nlibrary SafeTransfer {\n error FluidSafeTransferError(uint256 errorId_);\n\n /// @dev Transfer `amount_` of `token_` from `from_` to `to_`, spending the approval given by `from_` to the\n /// calling contract. If `token_` returns no value, non-reverting calls are assumed to be successful.\n /// Minimally modified from Solmate SafeTransferLib (address as input param for token, Custom Error):\n /// https://github.com/transmissions11/solmate/blob/50e15bb566f98b7174da9b0066126a4c3e75e0fd/src/utils/SafeTransferLib.sol#L31-L63\n function safeTransferFrom(address token_, address from_, address to_, uint256 amount_) internal {\n bool success_;\n\n /// @solidity memory-safe-assembly\n assembly {\n // Get a pointer to some free memory.\n let freeMemoryPointer := mload(0x40)\n\n // Write the abi-encoded calldata into memory, beginning with the function selector.\n mstore(freeMemoryPointer, 0x23b872dd00000000000000000000000000000000000000000000000000000000)\n mstore(add(freeMemoryPointer, 4), and(from_, 0xffffffffffffffffffffffffffffffffffffffff)) // Append and mask the \"from_\" argument.\n mstore(add(freeMemoryPointer, 36), and(to_, 0xffffffffffffffffffffffffffffffffffffffff)) // Append and mask the \"to_\" argument.\n mstore(add(freeMemoryPointer, 68), amount_) // Append the \"amount_\" argument. Masking not required as it's a full 32 byte type.\n\n success_ := and(\n // Set success to whether the call reverted, if not we check it either\n // returned exactly 1 (can't just be non-zero data), or had no return data.\n or(and(eq(mload(0), 1), gt(returndatasize(), 31)), iszero(returndatasize())),\n // We use 100 because the length of our calldata totals up like so: 4 + 32 * 3.\n // We use 0 and 32 to copy up to 32 bytes of return data into the scratch space.\n // Counterintuitively, this call must be positioned second to the or() call in the\n // surrounding and() call or else returndatasize() will be zero during the computation.\n call(gas(), token_, 0, freeMemoryPointer, 100, 0, 32)\n )\n }\n\n if (!success_) {\n revert FluidSafeTransferError(ErrorTypes.SafeTransfer__TransferFromFailed);\n }\n }\n\n /// @dev Transfer `amount_` of `token_` to `to_`.\n /// If `token_` returns no value, non-reverting calls are assumed to be successful.\n /// Minimally modified from Solmate SafeTransferLib (address as input param for token, Custom Error):\n /// https://github.com/transmissions11/solmate/blob/50e15bb566f98b7174da9b0066126a4c3e75e0fd/src/utils/SafeTransferLib.sol#L65-L95\n function safeTransfer(address token_, address to_, uint256 amount_) internal {\n bool success_;\n\n /// @solidity memory-safe-assembly\n assembly {\n // Get a pointer to some free memory.\n let freeMemoryPointer := mload(0x40)\n\n // Write the abi-encoded calldata into memory, beginning with the function selector.\n mstore(freeMemoryPointer, 0xa9059cbb00000000000000000000000000000000000000000000000000000000)\n mstore(add(freeMemoryPointer, 4), and(to_, 0xffffffffffffffffffffffffffffffffffffffff)) // Append and mask the \"to_\" argument.\n mstore(add(freeMemoryPointer, 36), amount_) // Append the \"amount_\" argument. Masking not required as it's a full 32 byte type.\n\n success_ := and(\n // Set success to whether the call reverted, if not we check it either\n // returned exactly 1 (can't just be non-zero data), or had no return data.\n or(and(eq(mload(0), 1), gt(returndatasize
|
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},
|
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|
"contracts/libraries/storageRead.sol": {
|
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\n/// @notice implements a method to read uint256 data from storage at a bytes32 storage slot key.\ncontract StorageRead {\n function readFromStorage(bytes32 slot_) public view returns (uint256 result_) {\n assembly {\n result_ := sload(slot_) // read value from the storage slot\n }\n }\n}\n"
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},
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"contracts/libraries/tickMath.sol": {
|
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\n/// @title library that calculates number \"tick\" and \"ratioX96\" from this: ratioX96 = (1.0015^tick) * 2^96\n/// @notice this library is used in Fluid Vault protocol for optimiziation.\n/// @dev \"tick\" supports between -32767 and 32767. \"ratioX96\" supports between 37075072 and 169307877264527972847801929085841449095838922544595\nlibrary TickMath {\n /// The minimum tick that can be passed in getRatioAtTick. 1.0015**-32767\n int24 internal constant MIN_TICK = -32767;\n /// The maximum tick that can be passed in getRatioAtTick. 1.0015**32767\n int24 internal constant MAX_TICK = 32767;\n\n uint256 internal constant FACTOR00 = 0x100000000000000000000000000000000;\n uint256 internal constant FACTOR01 = 0xff9dd7de423466c20352b1246ce4856f; // 2^128/1.0015**1 = 339772707859149738855091969477551883631\n uint256 internal constant FACTOR02 = 0xff3bd55f4488ad277531fa1c725a66d0; // 2^128/1.0015**2 = 339263812140938331358054887146831636176\n uint256 internal constant FACTOR03 = 0xfe78410fd6498b73cb96a6917f853259; // 2^128/1.0015**4 = 338248306163758188337119769319392490073\n uint256 internal constant FACTOR04 = 0xfcf2d9987c9be178ad5bfeffaa123273; // 2^128/1.0015**8 = 336226404141693512316971918999264834163\n uint256 internal constant FACTOR05 = 0xf9ef02c4529258b057769680fc6601b3; // 2^128/1.0015**16 = 332218786018727629051611634067491389875\n uint256 internal constant FACTOR06 = 0xf402d288133a85a17784a411f7aba082; // 2^128/1.0015**32 = 324346285652234375371948336458280706178\n uint256 internal constant FACTOR07 = 0xe895615b5beb6386553757b0352bda90; // 2^128/1.0015**64 = 309156521885964218294057947947195947664\n uint256 internal constant FACTOR08 = 0xd34f17a00ffa00a8309940a15930391a; // 2^128/1.0015**128 = 280877777739312896540849703637713172762 \n uint256 internal constant FACTOR09 = 0xae6b7961714e20548d88ea5123f9a0ff; // 2^128/1.0015**256 = 231843708922198649176471782639349113087\n uint256 internal constant FACTOR10 = 0x76d6461f27082d74e0feed3b388c0ca1; // 2^128/1.0015**512 = 157961477267171621126394973980180876449\n uint256 internal constant FACTOR11 = 0x372a3bfe0745d8b6b19d985d9a8b85bb; // 2^128/1.0015**1024 = 73326833024599564193373530205717235131\n uint256 internal constant FACTOR12 = 0x0be32cbee48979763cf7247dd7bb539d; // 2^128/1.0015**2048 = 15801066890623697521348224657638773661\n uint256 internal constant FACTOR13 = 0x8d4f70c9ff4924dac37612d1e2921e; // 2^128/1.0015**4096 = 733725103481409245883800626999235102\n uint256 internal constant FACTOR14 = 0x4e009ae5519380809a02ca7aec77; // 2^128/1.0015**8192 = 1582075887005588088019997442108535\n uint256 internal constant FACTOR15 = 0x17c45e641b6e95dee056ff10; // 2^128/1.0015**16384 = 7355550435635883087458926352\n\n /// The minimum value that can be returned from getRatioAtTick. Equivalent to getRatioAtTick(MIN_TICK). ~ Equivalent to `(1 << 96) * (1.0015**-32767)`\n uint256 internal constant MIN_RATIOX96 = 37075072;\n /// The maximum value that can be returned from getRatioAtTick. Equivalent to getRatioAtTick(MAX_TICK).\n /// ~ Equivalent to `(1 << 96) * (1.0015**32767)`, rounding etc. leading to minor difference\n uint256 internal constant MAX_RATIOX96 = 169307877264527972847801929085841449095838922544595;\n\n uint256 internal constant ZERO_TICK_SCALED_RATIO = 0x1000000000000000000000000; // 1 << 96 // 79228162514264337593543950336\n uint256 internal constant _1E26 = 1e26;\n\n /// @notice ratioX96 = (1.0015^tick) * 2^96\n /// @dev Throws if |tick| > max tick\n /// @param tick The input tick for the above formula\n /// @return ratioX96 ratio = (debt amount/collateral amount)\n function getRatioAtTick(int tick) internal pure returns (uint256 ratioX96) {\n assembly {\n let absTick_ := sub(xor(tick, sar(255, tick)), sar(255, tick))\n\n if gt(absTick_, MAX_TICK) {\n revert(0, 0)\n }\n let factor_ := FACTOR00\n if
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},
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"contracts/liquidity/adminModule/structs.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nabstract contract Structs {\n struct AddressBool {\n address addr;\n bool value;\n }\n\n struct AddressUint256 {\n address addr;\n uint256 value;\n }\n\n /// @notice struct to set borrow rate data for version 1\n struct RateDataV1Params {\n ///\n /// @param token for rate data\n address token;\n ///\n /// @param kink in borrow rate. in 1e2: 100% = 10_000; 1% = 100\n /// utilization below kink usually means slow increase in rate, once utilization is above kink borrow rate increases fast\n uint256 kink;\n ///\n /// @param rateAtUtilizationZero desired borrow rate when utilization is zero. in 1e2: 100% = 10_000; 1% = 100\n /// i.e. constant minimum borrow rate\n /// e.g. at utilization = 0.01% rate could still be at least 4% (rateAtUtilizationZero would be 400 then)\n uint256 rateAtUtilizationZero;\n ///\n /// @param rateAtUtilizationKink borrow rate when utilization is at kink. in 1e2: 100% = 10_000; 1% = 100\n /// e.g. when rate should be 7% at kink then rateAtUtilizationKink would be 700\n uint256 rateAtUtilizationKink;\n ///\n /// @param rateAtUtilizationMax borrow rate when utilization is maximum at 100%. in 1e2: 100% = 10_000; 1% = 100\n /// e.g. when rate should be 125% at 100% then rateAtUtilizationMax would be 12_500\n uint256 rateAtUtilizationMax;\n }\n\n /// @notice struct to set borrow rate data for version 2\n struct RateDataV2Params {\n ///\n /// @param token for rate data\n address token;\n ///\n /// @param kink1 first kink in borrow rate. in 1e2: 100% = 10_000; 1% = 100\n /// utilization below kink 1 usually means slow increase in rate, once utilization is above kink 1 borrow rate increases faster\n uint256 kink1;\n ///\n /// @param kink2 second kink in borrow rate. in 1e2: 100% = 10_000; 1% = 100\n /// utilization below kink 2 usually means slow / medium increase in rate, once utilization is above kink 2 borrow rate increases fast\n uint256 kink2;\n ///\n /// @param rateAtUtilizationZero desired borrow rate when utilization is zero. in 1e2: 100% = 10_000; 1% = 100\n /// i.e. constant minimum borrow rate\n /// e.g. at utilization = 0.01% rate could still be at least 4% (rateAtUtilizationZero would be 400 then)\n uint256 rateAtUtilizationZero;\n ///\n /// @param rateAtUtilizationKink1 desired borrow rate when utilization is at first kink. in 1e2: 100% = 10_000; 1% = 100\n /// e.g. when rate should be 7% at first kink then rateAtUtilizationKink would be 700\n uint256 rateAtUtilizationKink1;\n ///\n /// @param rateAtUtilizationKink2 desired borrow rate when utilization is at second kink. in 1e2: 100% = 10_000; 1% = 100\n /// e.g. when rate should be 7% at second kink then rateAtUtilizationKink would be 1_200\n uint256 rateAtUtilizationKink2;\n ///\n /// @param rateAtUtilizationMax desired borrow rate when utilization is maximum at 100%. in 1e2: 100% = 10_000; 1% = 100\n /// e.g. when rate should be 125% at 100% then rateAtUtilizationMax would be 12_500\n uint256 rateAtUtilizationMax;\n }\n\n /// @notice struct to set token config\n struct TokenConfig {\n ///\n /// @param token address\n address token;\n ///\n /// @param fee charges on borrower's interest. in 1e2: 100% = 10_000; 1% = 100\n uint256 fee;\n ///\n /// @param threshold on when to update the storage slot. in 1e2: 100% = 10_000; 1% = 100\n uint256 threshold;\n ///\n /// @param maxUtilization maximum allowed utilization. in 1e2: 100% = 10_000; 1% = 100\n /// set to 100% to disable and have default limit of 100% (avoiding SLOAD).\n uint256 maxUtilization;\n }\n\n
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},
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"contracts/liquidity/interfaces/iLiquidity.sol": {
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"content": "//SPDX-License-Identifier: MIT\npragma solidity 0.8.21;\n\nimport { IProxy } from \"../../infiniteProxy/interfaces/iProxy.sol\";\nimport { Structs as AdminModuleStructs } from \"../adminModule/structs.sol\";\n\ninterface IFluidLiquidityAdmin {\n /// @notice adds/removes auths. Auths generally could be contracts which can have restricted actions defined on contract.\n /// auths can be helpful in reducing governance overhead where it's not needed.\n /// @param authsStatus_ array of structs setting allowed status for an address.\n /// status true => add auth, false => remove auth\n function updateAuths(AdminModuleStructs.AddressBool[] calldata authsStatus_) external;\n\n /// @notice adds/removes guardians. Only callable by Governance.\n /// @param guardiansStatus_ array of structs setting allowed status for an address.\n /// status true => add guardian, false => remove guardian\n function updateGuardians(AdminModuleStructs.AddressBool[] calldata guardiansStatus_) external;\n\n /// @notice changes the revenue collector address (contract that is sent revenue). Only callable by Governance.\n /// @param revenueCollector_ new revenue collector address\n function updateRevenueCollector(address revenueCollector_) external;\n\n /// @notice changes current status, e.g. for pausing or unpausing all user operations. Only callable by Auths.\n /// @param newStatus_ new status\n /// status = 2 -> pause, status = 1 -> resume.\n function changeStatus(uint256 newStatus_) external;\n\n /// @notice update tokens rate data version 1. Only callable by Auths.\n /// @param tokensRateData_ array of RateDataV1Params with rate data to set for each token\n function updateRateDataV1s(AdminModuleStructs.RateDataV1Params[] calldata tokensRateData_) external;\n\n /// @notice update tokens rate data version 2. Only callable by Auths.\n /// @param tokensRateData_ array of RateDataV2Params with rate data to set for each token\n function updateRateDataV2s(AdminModuleStructs.RateDataV2Params[] calldata tokensRateData_) external;\n\n /// @notice updates token configs: fee charge on borrowers interest & storage update utilization threshold.\n /// Only callable by Auths.\n /// @param tokenConfigs_ contains token address, fee & utilization threshold\n function updateTokenConfigs(AdminModuleStructs.TokenConfig[] calldata tokenConfigs_) external;\n\n /// @notice updates user classes: 0 is for new protocols, 1 is for established protocols.\n /// Only callable by Auths.\n /// @param userClasses_ struct array of uint256 value to assign for each user address\n function updateUserClasses(AdminModuleStructs.AddressUint256[] calldata userClasses_) external;\n\n /// @notice sets user supply configs per token basis. Eg: with interest or interest-free and automated limits.\n /// Only callable by Auths.\n /// @param userSupplyConfigs_ struct array containing user supply config, see `UserSupplyConfig` struct for more info\n function updateUserSupplyConfigs(AdminModuleStructs.UserSupplyConfig[] memory userSupplyConfigs_) external;\n\n /// @notice setting user borrow configs per token basis. Eg: with interest or interest-free and automated limits.\n /// Only callable by Auths.\n /// @param userBorrowConfigs_ struct array containing user borrow config, see `UserBorrowConfig` struct for more info\n function updateUserBorrowConfigs(AdminModuleStructs.UserBorrowConfig[] memory userBorrowConfigs_) external;\n\n /// @notice pause operations for a particular user in class 0 (class 1 users can't be paused by guardians).\n /// Only callable by Guardians.\n /// @param user_ address of user to pause operations for\n /// @param supplyTokens_ token addresses to pause withdrawals for\n /// @param borrowTokens_ token addresses to pause borrowings for\n function pauseUser(address user_, address[] calldata su
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},
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"contracts/mocks/mockOracle.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { FluidOracle } from \"../oracle/fluidOracle.sol\";\n\n/// @notice Mock Oracle for testing\ncontract MockOracle is FluidOracle {\n uint256 public price;\n\n constructor() FluidOracle(\"someName\") {}\n\n // Price is in 1e27 decimals between 2 tokens.\n // For example: if 1 ETH = 2000 USDC, that means 1e18 of ETH = 2000 * 1e6 of USDC\n // debt per col = 2000 * 1e6 * 1e27 / 1e18;\n\n /// @inheritdoc FluidOracle\n function getExchangeRateOperate() external view override returns (uint256 exchangeRate_) {\n return price;\n }\n\n /// @inheritdoc FluidOracle\n function getExchangeRateLiquidate() external view override returns (uint256 exchangeRate_) {\n return price;\n }\n\n /// @inheritdoc FluidOracle\n function getExchangeRate() external view override returns (uint256 exchangeRate_) {\n return price;\n }\n\n function setPrice(uint256 price_) external {\n price = price_;\n }\n}\n"
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},
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"contracts/oracle/error.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\ncontract Error {\n error FluidOracleError(uint256 errorId_);\n}\n"
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},
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"contracts/oracle/errorTypes.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nlibrary ErrorTypes {\n /***********************************|\n | FluidOracleL2 | \n |__________________________________*/\n\n /// @notice thrown when sequencer on a L2 has an outage and grace period has not yet passed.\n uint256 internal constant FluidOracleL2__SequencerOutage = 60000;\n\n /***********************************|\n | UniV3CheckCLRSOracle | \n |__________________________________*/\n\n /// @notice thrown when the delta between main price source and check rate source is exceeding the allowed delta\n uint256 internal constant UniV3CheckCLRSOracle__InvalidPrice = 60001;\n\n /// @notice thrown when an invalid parameter is passed to a method\n uint256 internal constant UniV3CheckCLRSOracle__InvalidParams = 60002;\n\n /// @notice thrown when the exchange rate is zero, even after all possible fallbacks depending on config\n uint256 internal constant UniV3CheckCLRSOracle__ExchangeRateZero = 60003;\n\n /***********************************|\n | FluidOracle | \n |__________________________________*/\n\n /// @notice thrown when an invalid info name is passed into a fluid oracle (e.g. not set or too long)\n uint256 internal constant FluidOracle__InvalidInfoName = 60010;\n\n /***********************************|\n | sUSDe Oracle | \n |__________________________________*/\n\n /// @notice thrown when an invalid parameter is passed to a method\n uint256 internal constant SUSDeOracle__InvalidParams = 60102;\n\n /***********************************|\n | Pendle Oracle | \n |__________________________________*/\n\n /// @notice thrown when an invalid parameter is passed to a method\n uint256 internal constant PendleOracle__InvalidParams = 60201;\n\n /// @notice thrown when the Pendle market Oracle has not been initialized yet\n uint256 internal constant PendleOracle__MarketNotInitialized = 60202;\n\n /// @notice thrown when the Pendle market does not have 18 decimals\n uint256 internal constant PendleOracle__MarketInvalidDecimals = 60203;\n\n /// @notice thrown when the Pendle market returns an unexpected price\n uint256 internal constant PendleOracle__InvalidPrice = 60204;\n\n /***********************************|\n | CLRS2UniV3CheckCLRSOracleL2 | \n |__________________________________*/\n\n /// @notice thrown when the exchange rate is zero, even after all possible fallbacks depending on config\n uint256 internal constant CLRS2UniV3CheckCLRSOracleL2__ExchangeRateZero = 60301;\n\n /***********************************|\n | Chainlink Oracle | \n |__________________________________*/\n\n /// @notice thrown when an invalid parameter is passed to a method\n uint256 internal constant ChainlinkOracle__InvalidParams = 61001;\n\n /***********************************|\n | UniswapV3 Oracle | \n |__________________________________*/\n\n /// @notice thrown when an invalid parameter is passed to a method\n uint256 internal constant UniV3Oracle__InvalidParams = 62001;\n\n /// @notice thrown when constructor is called with invalid ordered seconds agos values\n uint256 internal constant UniV3Oracle__InvalidSecondsAgos = 62002;\n\n /// @notice thrown when constructor is called with invalid delta values > 100%\n uint256 internal constant UniV3Oracle__InvalidDeltas = 62003;\n\n /***********************************|\n | WstETh Oracle | \n |__________________________________*/\n\n /// @notice thrown when an invalid parameter is passed to a method\n uint256 internal constant WstETHOracle__InvalidParams = 63001;\n\n /***********************************|\n | Redstone Oracle | \n |__________________________________*/\n\n /// @notice thrown when an invalid parameter is passed to a method\n uint256 internal constant
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},
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"contracts/oracle/fluidOracle.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { IFluidOracle } from \"./interfaces/iFluidOracle.sol\";\nimport { ErrorTypes } from \"./errorTypes.sol\";\nimport { Error as OracleError } from \"./error.sol\";\n\n/// @title FluidOracle\n/// @notice Base contract that any Fluid Oracle must implement\nabstract contract FluidOracle is IFluidOracle, OracleError {\n /// @dev short helper string to easily identify the oracle. E.g. token symbols\n //\n // using a bytes32 because string can not be immutable.\n bytes32 private immutable _infoName;\n\n constructor(string memory infoName_) {\n if (bytes(infoName_).length > 32 || bytes(infoName_).length == 0) {\n revert FluidOracleError(ErrorTypes.FluidOracle__InvalidInfoName);\n }\n\n // convert string to bytes32\n bytes32 infoNameBytes32_;\n assembly {\n infoNameBytes32_ := mload(add(infoName_, 32))\n }\n _infoName = infoNameBytes32_;\n }\n\n /// @inheritdoc IFluidOracle\n function infoName() external view returns (string memory) {\n // convert bytes32 to string\n uint256 length_;\n while (length_ < 32 && _infoName[length_] != 0) {\n length_++;\n }\n bytes memory infoNameBytes_ = new bytes(length_);\n for (uint256 i; i < length_; i++) {\n infoNameBytes_[i] = _infoName[i];\n }\n return string(infoNameBytes_);\n }\n\n /// @inheritdoc IFluidOracle\n function getExchangeRate() external view virtual returns (uint256 exchangeRate_);\n\n /// @inheritdoc IFluidOracle\n function getExchangeRateOperate() external view virtual returns (uint256 exchangeRate_);\n\n /// @inheritdoc IFluidOracle\n function getExchangeRateLiquidate() external view virtual returns (uint256 exchangeRate_);\n}\n"
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},
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"contracts/oracle/fluidOracleL2.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { IFluidOracle } from \"./interfaces/iFluidOracle.sol\";\nimport { ErrorTypes } from \"./errorTypes.sol\";\nimport { IChainlinkAggregatorV3 } from \"./interfaces/external/IChainlinkAggregatorV3.sol\";\nimport { Error as OracleError } from \"./error.sol\";\n\n/// @title FluidOracleL2\n/// @notice Base contract that any Fluid Oracle L2 must implement\nabstract contract FluidOracleL2 is IFluidOracle, OracleError {\n /// @dev Chainlink L2 Sequencer Uptime feed to detect sequencer outages\n IChainlinkAggregatorV3 internal _SEQUENCER_ORACLE;\n /// @dev max time period until oracle assumes normal behavior after a sequencer outage.\n uint256 internal constant _SEQUENCER_MAX_GRACE_PERIOD = 45 minutes;\n\n /// @notice sets the L2 sequencer uptime Chainlink feed\n constructor(address sequencerUptimeFeed_) {\n _SEQUENCER_ORACLE = IChainlinkAggregatorV3(sequencerUptimeFeed_);\n }\n\n /// @notice returns all sequencer uptime feed related data\n function sequencerL2Data()\n public\n view\n returns (\n address sequencerUptimeFeed_,\n uint256 maxGracePeriod_,\n bool isSequencerUp_,\n uint256 lastUptimeStartedAt_,\n uint256 gracePeriod_,\n bool gracePeriodPassed_,\n uint256 lastOutageStartedAt_,\n bool isSequencerUpAndValid_\n )\n {\n uint80 uptimeStartRoundId_;\n (isSequencerUp_, uptimeStartRoundId_, lastUptimeStartedAt_) = _sequencerUpStatus();\n\n if (isSequencerUp_) {\n (gracePeriod_, gracePeriodPassed_, lastOutageStartedAt_) = _gracePeriod(\n uptimeStartRoundId_,\n lastUptimeStartedAt_\n );\n } else {\n gracePeriod_ = _SEQUENCER_MAX_GRACE_PERIOD;\n (uint80 roundId_, , , , ) = _SEQUENCER_ORACLE.latestRoundData();\n lastOutageStartedAt_ = _lastSequencerOutageStart(roundId_ + 1);\n }\n\n return (\n address(_SEQUENCER_ORACLE),\n _SEQUENCER_MAX_GRACE_PERIOD,\n isSequencerUp_,\n lastUptimeStartedAt_,\n gracePeriod_,\n gracePeriodPassed_,\n lastOutageStartedAt_,\n isSequencerUp_ && gracePeriodPassed_\n );\n }\n\n /// @dev ensures that the sequencer is up and grace period has passed\n function _ensureSequencerUpAndValid() internal view {\n (bool isSequencerUp_, uint80 uptimeStartRoundId_, uint256 uptimeStartedAt_) = _sequencerUpStatus();\n\n if (!isSequencerUp_) {\n revert FluidOracleError(ErrorTypes.FluidOracleL2__SequencerOutage);\n }\n\n (, bool gracePeriodPassed_, ) = _gracePeriod(uptimeStartRoundId_, uptimeStartedAt_);\n if (!gracePeriodPassed_) {\n revert FluidOracleError(ErrorTypes.FluidOracleL2__SequencerOutage);\n }\n }\n\n /// @inheritdoc IFluidOracle\n function getExchangeRate() external view virtual returns (uint256 exchangeRate_);\n\n /// @inheritdoc IFluidOracle\n function getExchangeRateOperate() external view virtual returns (uint256 exchangeRate_);\n\n /// @inheritdoc IFluidOracle\n function getExchangeRateLiquidate() external view virtual returns (uint256 exchangeRate_);\n\n /// @dev finds last round before `uptimeStartRoundId_` where sequencer status was down, incl. handling cases of\n /// consecutive rounds where status was down.\n function _lastSequencerOutageStart(uint80 uptimeStartRoundId_) private view returns (uint256 outageStartedAt_) {\n uint80 roundId_ = uptimeStartRoundId_;\n int256 answer_;\n uint256 startedAt_;\n do {\n (roundId_, answer_, startedAt_, , ) = _SEQUENCER_ORACLE.getRoundData(roundId_ - 1);\n if (answer_ != 0) {\n // sequencer was down at this round, update outage started at data\n outageStartedAt_ = startedAt_;\n } // else: while loop is going to b
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},
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"contracts/oracle/implementations/chainlinkOracleImpl.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { ErrorTypes } from \"../errorTypes.sol\";\nimport { IChainlinkAggregatorV3 } from \"../interfaces/external/IChainlinkAggregatorV3.sol\";\nimport { Error as OracleError } from \"../error.sol\";\nimport { OracleUtils } from \"../libraries/oracleUtils.sol\";\nimport { ChainlinkStructs } from \"./structs.sol\";\n\n/// @title Chainlink Oracle implementation\n/// @notice This contract is used to get the exchange rate via up to 3 hops at Chainlink price feeds.\n/// The rate is multiplied with the previous rate at each hop.\n/// E.g. to go from wBTC to USDC (assuming rates for example):\n/// 1. wBTC -> BTC https://data.chain.link/ethereum/mainnet/crypto-other/wbtc-btc, rate: 0.92.\n/// 2. BTC -> USD https://data.chain.link/ethereum/mainnet/crypto-usd/btc-usd rate: 30,000.\n/// 3. USD -> USDC https://data.chain.link/ethereum/mainnet/stablecoins/usdc-usd rate: 0.98. Must invert feed: 1.02\n/// finale rate would be: 0.92 * 30,000 * 1.02 = 28,152\nabstract contract ChainlinkOracleImpl is OracleError, ChainlinkStructs {\n /// @notice Chainlink price feed 1 to check for the exchange rate\n IChainlinkAggregatorV3 internal immutable _CHAINLINK_FEED1;\n /// @notice Chainlink price feed 2 to check for the exchange rate\n IChainlinkAggregatorV3 internal immutable _CHAINLINK_FEED2;\n /// @notice Chainlink price feed 3 to check for the exchange rate\n IChainlinkAggregatorV3 internal immutable _CHAINLINK_FEED3;\n\n /// @notice Flag to invert the price or not for feed 1 (to e.g. for WETH/USDC pool return prive of USDC per 1 WETH)\n bool internal immutable _CHAINLINK_INVERT_RATE1;\n /// @notice Flag to invert the price or not for feed 2 (to e.g. for WETH/USDC pool return prive of USDC per 1 WETH)\n bool internal immutable _CHAINLINK_INVERT_RATE2;\n /// @notice Flag to invert the price or not for feed 3 (to e.g. for WETH/USDC pool return prive of USDC per 1 WETH)\n bool internal immutable _CHAINLINK_INVERT_RATE3;\n\n /// @notice constant value for price scaling to reduce gas usage for feed 1\n uint256 internal immutable _CHAINLINK_PRICE_SCALER_MULTIPLIER1;\n /// @notice constant value for inverting price to reduce gas usage for feed 1\n uint256 internal immutable _CHAINLINK_INVERT_PRICE_DIVIDEND1;\n\n /// @notice constant value for price scaling to reduce gas usage for feed 2\n uint256 internal immutable _CHAINLINK_PRICE_SCALER_MULTIPLIER2;\n /// @notice constant value for inverting price to reduce gas usage for feed 2\n uint256 internal immutable _CHAINLINK_INVERT_PRICE_DIVIDEND2;\n\n /// @notice constant value for price scaling to reduce gas usage for feed 3\n uint256 internal immutable _CHAINLINK_PRICE_SCALER_MULTIPLIER3;\n /// @notice constant value for inverting price to reduce gas usage for feed 3\n uint256 internal immutable _CHAINLINK_INVERT_PRICE_DIVIDEND3;\n\n /// @notice constructor sets the Chainlink price feed and invertRate flag for each hop.\n /// E.g. `invertRate_` should be true if for the USDC/ETH pool it's expected that the oracle returns USDC per 1 ETH\n constructor(ChainlinkConstructorParams memory params_) {\n if (\n (params_.hops < 1 || params_.hops > 3) || // hops must be 1, 2 or 3\n (address(params_.feed1.feed) == address(0) || params_.feed1.token0Decimals == 0) || // first feed must always be defined\n (params_.hops > 1 && (address(params_.feed2.feed) == address(0) || params_.feed2.token0Decimals == 0)) || // if hops > 1, feed 2 must be defined\n (params_.hops > 2 && (address(params_.feed3.feed) == address(0) || params_.feed3.token0Decimals == 0)) // if hops > 2, feed 3 must be defined\n ) {\n revert FluidOracleError(ErrorTypes.ChainlinkOracle__InvalidParams);\n }\n\n _CHAINLINK_FEED1 = params_.feed1.feed;\n _CHAINLINK_FEED2 = params_.feed2.feed;\n _CHAINLINK_FEED3 = params_.feed3.feed;\n\n _
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},
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"contracts/oracle/implementations/chainlinkOracleImpl2.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { ErrorTypes } from \"../errorTypes.sol\";\nimport { IChainlinkAggregatorV3 } from \"../interfaces/external/IChainlinkAggregatorV3.sol\";\nimport { Error as OracleError } from \"../error.sol\";\nimport { OracleUtils } from \"../libraries/oracleUtils.sol\";\nimport { ChainlinkStructs } from \"./structs.sol\";\n\n// @dev Exact same contract as ChainlinkOracleImpl, just with all vars, immutables etc. renamed with a \"2\" to avoid\n// conflicts when ChainlinkOracleImpl would have to be inherited twice.\n\n/// @title Chainlink Oracle implementation.\n/// @notice This contract is used to get the exchange rate via up to 3 hops at Chainlink price feeds.\n/// The rate is multiplied with the previous rate at each hop.\n/// E.g. to go from wBTC to USDC (assuming rates for example):\n/// 1. wBTC -> BTC https://data.chain.link/ethereum/mainnet/crypto-other/wbtc-btc, rate: 0.92.\n/// 2. BTC -> USD https://data.chain.link/ethereum/mainnet/crypto-usd/btc-usd rate: 30,000.\n/// 3. USD -> USDC https://data.chain.link/ethereum/mainnet/stablecoins/usdc-usd rate: 0.98. Must invert feed: 1.02\n/// finale rate would be: 0.92 * 30,000 * 1.02 = 28,152\nabstract contract ChainlinkOracleImpl2 is OracleError, ChainlinkStructs {\n /// @notice Chainlink price feed 1 to check for the exchange rate\n IChainlinkAggregatorV3 internal immutable _CHAINLINK2_FEED1;\n /// @notice Chainlink price feed 2 to check for the exchange rate\n IChainlinkAggregatorV3 internal immutable _CHAINLINK2_FEED2;\n /// @notice Chainlink price feed 3 to check for the exchange rate\n IChainlinkAggregatorV3 internal immutable _CHAINLINK2_FEED3;\n\n /// @notice Flag to invert the price or not for feed 1 (to e.g. for WETH/USDC pool return prive of USDC per 1 WETH)\n bool internal immutable _CHAINLINK2_INVERT_RATE1;\n /// @notice Flag to invert the price or not for feed 2 (to e.g. for WETH/USDC pool return prive of USDC per 1 WETH)\n bool internal immutable _CHAINLINK2_INVERT_RATE2;\n /// @notice Flag to invert the price or not for feed 3 (to e.g. for WETH/USDC pool return prive of USDC per 1 WETH)\n bool internal immutable _CHAINLINK2_INVERT_RATE3;\n\n /// @notice constant value for price scaling to reduce gas usage for feed 1\n uint256 internal immutable _CHAINLINK2_PRICE_SCALER_MULTIPLIER1;\n /// @notice constant value for inverting price to reduce gas usage for feed 1\n uint256 internal immutable _CHAINLINK2_INVERT_PRICE_DIVIDEND1;\n\n /// @notice constant value for price scaling to reduce gas usage for feed 2\n uint256 internal immutable _CHAINLINK2_PRICE_SCALER_MULTIPLIER2;\n /// @notice constant value for inverting price to reduce gas usage for feed 2\n uint256 internal immutable _CHAINLINK2_INVERT_PRICE_DIVIDEND2;\n\n /// @notice constant value for price scaling to reduce gas usage for feed 3\n uint256 internal immutable _CHAINLINK2_PRICE_SCALER_MULTIPLIER3;\n /// @notice constant value for inverting price to reduce gas usage for feed 3\n uint256 internal immutable _CHAINLINK2_INVERT_PRICE_DIVIDEND3;\n\n /// @notice constructor sets the Chainlink price feed and invertRate flag for each hop.\n /// E.g. `invertRate_` should be true if for the USDC/ETH pool it's expected that the oracle returns USDC per 1 ETH\n constructor(ChainlinkConstructorParams memory params_) {\n if (\n (params_.hops < 1 || params_.hops > 3) || // hops must be 1, 2 or 3\n (address(params_.feed1.feed) == address(0) || params_.feed1.token0Decimals == 0) || // first feed must always be defined\n (params_.hops > 1 && (address(params_.feed2.feed) == address(0) || params_.feed2.token0Decimals == 0)) || // if hops > 1, feed 2 must be defined\n (params_.hops > 2 && (address(params_.feed3.feed) == address(0) || params_.feed3.token0Decimals == 0)) // if hops > 2, feed 3 must be defined\n ) {\n revert FluidOr
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},
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"contracts/oracle/implementations/fallbackOracleImpl.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { ErrorTypes } from \"../errorTypes.sol\";\nimport { IRedstoneOracle } from \"../interfaces/external/IRedstoneOracle.sol\";\nimport { Error as OracleError } from \"../error.sol\";\nimport { ChainlinkOracleImpl } from \"./chainlinkOracleImpl.sol\";\nimport { RedstoneOracleImpl } from \"./redstoneOracleImpl.sol\";\n\n/// @title Fallback Oracle implementation\n/// @notice This contract is used to get the exchange rate from a main oracle feed and a fallback oracle feed.\n//\n// @dev inheriting contracts should implement a view method to expose `_FALLBACK_ORACLE_MAIN_SOURCE`\nabstract contract FallbackOracleImpl is OracleError, RedstoneOracleImpl, ChainlinkOracleImpl {\n /// @dev which oracle to use as main source:\n /// - 1 = Chainlink ONLY (no fallback)\n /// - 2 = Chainlink with Redstone Fallback\n /// - 3 = Redstone with Chainlink Fallback\n uint8 internal immutable _FALLBACK_ORACLE_MAIN_SOURCE;\n\n /// @notice sets the main source, Chainlink Oracle and Redstone Oracle data.\n /// @param mainSource_ which oracle to use as main source:\n /// - 1 = Chainlink ONLY (no fallback)\n /// - 2 = Chainlink with Redstone Fallback\n /// - 3 = Redstone with Chainlink Fallback\n /// @param chainlinkParams_ chainlink Oracle constructor params struct.\n /// @param redstoneOracle_ Redstone Oracle data. (address can be set to zero address if using Chainlink only)\n constructor(\n uint8 mainSource_,\n ChainlinkConstructorParams memory chainlinkParams_,\n RedstoneOracleData memory redstoneOracle_\n )\n ChainlinkOracleImpl(chainlinkParams_)\n RedstoneOracleImpl(\n address(redstoneOracle_.oracle) == address(0)\n ? RedstoneOracleData(IRedstoneOracle(_REDSTONE_ORACLE_NOT_SET_ADDRESS), false, 1)\n : redstoneOracle_\n )\n {\n if (mainSource_ < 1 || mainSource_ > 3) {\n revert FluidOracleError(ErrorTypes.FallbackOracle__InvalidParams);\n }\n _FALLBACK_ORACLE_MAIN_SOURCE = mainSource_;\n }\n\n /// @dev returns the exchange rate for the main oracle source, or the fallback source (if configured) if the main exchange rate\n /// fails to be fetched. If returned rate is 0, fetching rate failed or something went wrong.\n /// @return exchangeRate_ exchange rate\n /// @return fallback_ whether fallback was necessary or not\n function _getRateWithFallback() internal view returns (uint256 exchangeRate_, bool fallback_) {\n if (_FALLBACK_ORACLE_MAIN_SOURCE == 1) {\n // 1 = Chainlink ONLY (no fallback)\n exchangeRate_ = _getChainlinkExchangeRate();\n } else if (_FALLBACK_ORACLE_MAIN_SOURCE == 2) {\n // 2 = Chainlink with Redstone Fallback\n exchangeRate_ = _getChainlinkExchangeRate();\n if (exchangeRate_ == 0) {\n fallback_ = true;\n exchangeRate_ = _getRedstoneExchangeRate();\n }\n } else {\n // 3 = Redstone with Chainlink Fallback\n exchangeRate_ = _getRedstoneExchangeRate();\n if (exchangeRate_ == 0) {\n fallback_ = true;\n exchangeRate_ = _getChainlinkExchangeRate();\n }\n }\n }\n\n /// @dev returns the exchange rate for Chainlink, or Redstone if configured & Chainlink fails.\n function _getChainlinkOrRedstoneAsFallback() internal view returns (uint256 exchangeRate_) {\n exchangeRate_ = _getChainlinkExchangeRate();\n\n if (exchangeRate_ == 0 && _FALLBACK_ORACLE_MAIN_SOURCE != 1) {\n // Chainlink failed but Redstone is configured too -> try Redstone\n exchangeRate_ = _getRedstoneExchangeRate();\n }\n }\n}\n"
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},
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"contracts/oracle/implementations/fallbackOracleImpl2.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { ErrorTypes } from \"../errorTypes.sol\";\nimport { IRedstoneOracle } from \"../interfaces/external/IRedstoneOracle.sol\";\nimport { Error as OracleError } from \"../error.sol\";\nimport { ChainlinkOracleImpl2 } from \"./chainlinkOracleImpl2.sol\";\nimport { RedstoneOracleImpl2 } from \"./redstoneOracleImpl2.sol\";\n\n// @dev Exact same contract as FallbackOracleImpl, just with all vars, immutables etc. renamed with a \"2\" and inheriting\n// to ChainlinkOracleImpl2 and RedstoneOracleImpl2 to avoid conflicts when FallbackOracleImpl would have to be inherited twice.\n\n/// @title Fallback Oracle implementation\n/// @notice This contract is used to get the exchange rate from a main oracle feed and a fallback oracle feed.\n//\n// @dev inheriting contracts should implement a view method to expose `_FALLBACK_ORACLE2_MAIN_SOURCE`\nabstract contract FallbackOracleImpl2 is OracleError, RedstoneOracleImpl2, ChainlinkOracleImpl2 {\n /// @dev which oracle to use as main source:\n /// - 1 = Chainlink ONLY (no fallback)\n /// - 2 = Chainlink with Redstone Fallback\n /// - 3 = Redstone with Chainlink Fallback\n uint8 internal immutable _FALLBACK_ORACLE2_MAIN_SOURCE;\n\n /// @notice sets the main source, Chainlink Oracle and Redstone Oracle data.\n /// @param mainSource_ which oracle to use as main source:\n /// - 1 = Chainlink ONLY (no fallback)\n /// - 2 = Chainlink with Redstone Fallback\n /// - 3 = Redstone with Chainlink Fallback\n /// @param chainlinkParams_ chainlink Oracle constructor params struct.\n /// @param redstoneOracle_ Redstone Oracle data. (address can be set to zero address if using Chainlink only)\n constructor(\n uint8 mainSource_,\n ChainlinkConstructorParams memory chainlinkParams_,\n RedstoneOracleData memory redstoneOracle_\n )\n ChainlinkOracleImpl2(chainlinkParams_)\n RedstoneOracleImpl2(\n address(redstoneOracle_.oracle) == address(0)\n ? RedstoneOracleData(IRedstoneOracle(_REDSTONE2_ORACLE_NOT_SET_ADDRESS), false, 1)\n : redstoneOracle_\n )\n {\n if (mainSource_ < 1 || mainSource_ > 3) {\n revert FluidOracleError(ErrorTypes.FallbackOracle__InvalidParams);\n }\n _FALLBACK_ORACLE2_MAIN_SOURCE = mainSource_;\n }\n\n /// @dev returns the exchange rate for the main oracle source, or the fallback source (if configured) if the main exchange rate\n /// fails to be fetched. If returned rate is 0, fetching rate failed or something went wrong.\n /// @return exchangeRate_ exchange rate\n /// @return fallback_ whether fallback was necessary or not\n function _getRateWithFallback2() internal view returns (uint256 exchangeRate_, bool fallback_) {\n if (_FALLBACK_ORACLE2_MAIN_SOURCE == 1) {\n // 1 = Chainlink ONLY (no fallback)\n exchangeRate_ = _getChainlinkExchangeRate2();\n } else if (_FALLBACK_ORACLE2_MAIN_SOURCE == 2) {\n // 2 = Chainlink with Redstone Fallback\n exchangeRate_ = _getChainlinkExchangeRate2();\n if (exchangeRate_ == 0) {\n fallback_ = true;\n exchangeRate_ = _getRedstoneExchangeRate2();\n }\n } else {\n // 3 = Redstone with Chainlink Fallback\n exchangeRate_ = _getRedstoneExchangeRate2();\n if (exchangeRate_ == 0) {\n fallback_ = true;\n exchangeRate_ = _getChainlinkExchangeRate2();\n }\n }\n }\n\n /// @dev returns the exchange rate for Chainlink, or Redstone if configured & Chainlink fails.\n function _getChainlinkOrRedstoneAsFallback2() internal view returns (uint256 exchangeRate_) {\n exchangeRate_ = _getChainlinkExchangeRate2();\n\n if (exchangeRate_ == 0 && _FA
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},
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"contracts/oracle/implementations/pendleOracleImpl.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { IPendleMarketV3 } from \"../interfaces/external/IPendleMarketV3.sol\";\nimport { IPendlePYLpOracle } from \"../interfaces/external/IPendlePYLpOracle.sol\";\nimport { ErrorTypes } from \"../errorTypes.sol\";\nimport { Error as OracleError } from \"../error.sol\";\nimport { OracleUtils } from \"../libraries/oracleUtils.sol\";\n\n/// @title Pendle Oracle implementation\n/// @notice This contract is used to get the exchange rate for a Pendle market (PT-Asset).\nabstract contract PendleOracleImpl is OracleError {\n /// @dev Pendle pyYtLpOracle address, see Pendle docs for deployment address.\n IPendlePYLpOracle internal immutable _PENDLE_ORACLE;\n\n /// @dev Pendle market address for which this Oracle is intended for.\n IPendleMarketV3 internal immutable _PENDLE_MARKET;\n\n /// @dev timestamp when PT reaches maturity. read and stored from Immutable at the `_PENDLE_MARKET` contract.\n uint256 internal immutable _EXPIRY;\n\n /// @dev TWAP duration for the pendle AMM oracle rate fetch.\n /// The recommended duration is 15 mins (900 secs) or 30 mins (1800 secs), but it can vary depending on the market.\n /// See https://docs.pendle.finance/Developers/Oracles/HowToIntegratePtAndLpOracle#second-choose-a-market--duration\n uint32 internal immutable _TWAP_DURATION;\n\n /// @dev maximum expected borrow rate for the borrow asset at the Fluid vault. Affects the increasing price for\n /// operate(), creating an effective CF at the vault that increases as we get closer to maturity.\n uint256 internal immutable _MAX_EXPECTED_BORROW_RATE;\n\n /// @dev minimum ever expected yield rate at Pendle for the PT asset. If TWAP price is outside of this range,\n /// the oracle will revert, stopping any new borrows during a time of unexpected state of the Pendle market.\n uint256 internal immutable _MIN_YIELD_RATE;\n\n /// @dev maximum ever expected yield rate at Pendle for the PT asset. If TWAP price is outside of this range,\n /// the oracle will revert, stopping any new borrows during a time of unexpected state of the Pendle market.\n uint256 internal immutable _MAX_YIELD_RATE;\n\n /// @dev decimals of the debt token for correct scaling out the output rate\n uint8 internal immutable _DEBT_TOKEN_DECIMALS;\n\n uint8 internal constant _PENDLE_DECIMALS = 18;\n\n constructor(\n IPendlePYLpOracle pendleOracle_,\n IPendleMarketV3 pendleMarket_,\n uint32 twapDuration_,\n uint256 maxExpectedBorrowRate_,\n uint256 minYieldRate_,\n uint256 maxYieldRate_,\n uint8 debtTokenDecimals_\n ) {\n if (\n address(pendleOracle_) == address(0) ||\n address(pendleMarket_) == address(0) ||\n twapDuration_ == 0 ||\n // human input sanity checks:\n // max expected yield / borrow rate values should be >0 and below 300% (<100% for min yield rate)\n maxExpectedBorrowRate_ == 0 ||\n maxExpectedBorrowRate_ > 300 * 1e2 ||\n minYieldRate_ == 0 ||\n minYieldRate_ > 100 * 1e2 ||\n maxYieldRate_ == 0 ||\n maxYieldRate_ > 300 * 1e2 ||\n minYieldRate_ > maxYieldRate_ ||\n debtTokenDecimals_ < 6\n ) {\n revert FluidOracleError(ErrorTypes.PendleOracle__InvalidParams);\n }\n\n {\n (bool increaseCardinalityRequired_, , bool oldestObservationSatisfied_) = pendleOracle_.getOracleState(\n address(pendleMarket_),\n twapDuration_\n );\n if (increaseCardinalityRequired_ || !oldestObservationSatisfied_) {\n // ensure pendle market Oracle is ready and initialized see\n // https://docs.pendle.finance/Developers/Oracles/HowToIntegratePtAndLpOracle\n revert FluidOracleError(ErrorTypes.PendleOracle__MarketNotInitialized);\n }\n }\n\n if (\n pendleMarket_.decimals() != _
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},
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"contracts/oracle/implementations/redstoneOracleImpl.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { ErrorTypes } from \"../errorTypes.sol\";\nimport { IRedstoneOracle } from \"../interfaces/external/IRedstoneOracle.sol\";\nimport { Error as OracleError } from \"../error.sol\";\nimport { OracleUtils } from \"../libraries/oracleUtils.sol\";\nimport { RedstoneStructs } from \"./structs.sol\";\n\n/// @title Redstone Oracle implementation\n/// @notice This contract is used to get the exchange rate from a Redstone Oracle\nabstract contract RedstoneOracleImpl is OracleError, RedstoneStructs {\n /// @notice Redstone price oracle to check for the exchange rate\n IRedstoneOracle internal immutable _REDSTONE_ORACLE;\n /// @notice Flag to invert the price or not (to e.g. for WETH/USDC pool return prive of USDC per 1 WETH)\n bool internal immutable _REDSTONE_INVERT_RATE;\n\n /// @notice constant value for price scaling to reduce gas usage\n uint256 internal immutable _REDSTONE_PRICE_SCALER_MULTIPLIER;\n /// @notice constant value for inverting price to reduce gas usage\n uint256 internal immutable _REDSTONE_INVERT_PRICE_DIVIDEND;\n\n address internal immutable _REDSTONE_ORACLE_NOT_SET_ADDRESS = 0x000000000000000000000000000000000000dEaD;\n\n /// @notice constructor sets the Redstone oracle data\n constructor(RedstoneOracleData memory oracleData_) {\n if (address(oracleData_.oracle) == address(0) || oracleData_.token0Decimals == 0) {\n revert FluidOracleError(ErrorTypes.RedstoneOracle__InvalidParams);\n }\n\n _REDSTONE_ORACLE = oracleData_.oracle;\n _REDSTONE_INVERT_RATE = oracleData_.invertRate;\n\n // for explanation on how to get to scaler multiplier and dividend see `chainlinkOracleImpl.sol`.\n // no support for token1Decimals with more than OracleUtils.RATE_OUTPUT_DECIMALS decimals for now as extremely unlikely case\n _REDSTONE_PRICE_SCALER_MULTIPLIER = address(oracleData_.oracle) == _REDSTONE_ORACLE_NOT_SET_ADDRESS\n ? 1\n : 10 ** (OracleUtils.RATE_OUTPUT_DECIMALS - oracleData_.token0Decimals);\n _REDSTONE_INVERT_PRICE_DIVIDEND = address(oracleData_.oracle) == _REDSTONE_ORACLE_NOT_SET_ADDRESS\n ? 1\n : 10 ** (OracleUtils.RATE_OUTPUT_DECIMALS + oracleData_.token0Decimals);\n }\n\n /// @dev Get the exchange rate from Redstone oracle\n /// @param rate_ The exchange rate in `OracleUtils.RATE_OUTPUT_DECIMALS`\n function _getRedstoneExchangeRate() internal view returns (uint256 rate_) {\n try _REDSTONE_ORACLE.getExchangeRate() returns (uint256 exchangeRate_) {\n if (_REDSTONE_INVERT_RATE) {\n // invert the price\n return _REDSTONE_INVERT_PRICE_DIVIDEND / exchangeRate_;\n } else {\n return exchangeRate_ * _REDSTONE_PRICE_SCALER_MULTIPLIER;\n }\n } catch {\n return 0;\n }\n }\n\n /// @notice returns all Redstone oracle related data as utility for easy off-chain use / block explorer in a single view method\n function redstoneOracleData()\n public\n view\n returns (uint256 redstoneExchangeRate_, IRedstoneOracle redstoneOracle_, bool redstoneInvertRate_)\n {\n return (\n address(_REDSTONE_ORACLE) == _REDSTONE_ORACLE_NOT_SET_ADDRESS ? 0 : _getRedstoneExchangeRate(),\n _REDSTONE_ORACLE,\n _REDSTONE_INVERT_RATE\n );\n }\n}\n"
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},
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"contracts/oracle/implementations/redstoneOracleImpl2.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { ErrorTypes } from \"../errorTypes.sol\";\nimport { IRedstoneOracle } from \"../interfaces/external/IRedstoneOracle.sol\";\nimport { Error as OracleError } from \"../error.sol\";\nimport { OracleUtils } from \"../libraries/oracleUtils.sol\";\nimport { RedstoneStructs } from \"./structs.sol\";\n\n// @dev Exact same contract as RedstoneOracleImpl, just with all vars, immutables etc. renamed with a \"2\" to avoid\n// conflicts when RedstoneOracleImpl would have to be inherited twice.\n\n/// @title Redstone Oracle implementation\n/// @notice This contract is used to get the exchange rate from a Redstone Oracle\nabstract contract RedstoneOracleImpl2 is OracleError, RedstoneStructs {\n /// @notice Redstone price oracle to check for the exchange rate\n IRedstoneOracle internal immutable _REDSTONE2_ORACLE;\n /// @notice Flag to invert the price or not (to e.g. for WETH/USDC pool return prive of USDC per 1 WETH)\n bool internal immutable _REDSTONE2_INVERT_RATE;\n\n /// @notice constant value for price scaling to reduce gas usage\n uint256 internal immutable _REDSTONE2_PRICE_SCALER_MULTIPLIER;\n /// @notice constant value for inverting price to reduce gas usage\n uint256 internal immutable _REDSTONE2_INVERT_PRICE_DIVIDEND;\n\n address internal immutable _REDSTONE2_ORACLE_NOT_SET_ADDRESS = 0x000000000000000000000000000000000000dEaD;\n\n /// @notice constructor sets the Redstone oracle data\n constructor(RedstoneOracleData memory oracleData_) {\n if (address(oracleData_.oracle) == address(0) || oracleData_.token0Decimals == 0) {\n revert FluidOracleError(ErrorTypes.RedstoneOracle__InvalidParams);\n }\n\n _REDSTONE2_ORACLE = oracleData_.oracle;\n _REDSTONE2_INVERT_RATE = oracleData_.invertRate;\n\n // for explanation on how to get to scaler multiplier and dividend see `chainlinkOracleImpl.sol`.\n // no support for token1Decimals with more than OracleUtils.RATE_OUTPUT_DECIMALS decimals for now as extremely unlikely case\n _REDSTONE2_PRICE_SCALER_MULTIPLIER = address(oracleData_.oracle) == _REDSTONE2_ORACLE_NOT_SET_ADDRESS\n ? 1\n : 10 ** (OracleUtils.RATE_OUTPUT_DECIMALS - oracleData_.token0Decimals);\n _REDSTONE2_INVERT_PRICE_DIVIDEND = address(oracleData_.oracle) == _REDSTONE2_ORACLE_NOT_SET_ADDRESS\n ? 1\n : 10 ** (OracleUtils.RATE_OUTPUT_DECIMALS + oracleData_.token0Decimals);\n }\n\n /// @dev Get the exchange rate from Redstone oracle\n /// @param rate_ The exchange rate in `OracleUtils.RATE_OUTPUT_DECIMALS`\n function _getRedstoneExchangeRate2() internal view returns (uint256 rate_) {\n try _REDSTONE2_ORACLE.getExchangeRate() returns (uint256 exchangeRate_) {\n if (_REDSTONE2_INVERT_RATE) {\n // invert the price\n return _REDSTONE2_INVERT_PRICE_DIVIDEND / exchangeRate_;\n } else {\n return exchangeRate_ * _REDSTONE2_PRICE_SCALER_MULTIPLIER;\n }\n } catch {\n return 0;\n }\n }\n\n /// @notice returns all Redstone oracle related data as utility for easy off-chain use / block explorer in a single view method\n function redstoneOracleData2()\n public\n view\n returns (uint256 redstoneExchangeRate_, IRedstoneOracle redstoneOracle_, bool redstoneInvertRate_)\n {\n return (\n address(_REDSTONE2_ORACLE) == _REDSTONE2_ORACLE_NOT_SET_ADDRESS ? 0 : _getRedstoneExchangeRate2(),\n _REDSTONE2_ORACLE,\n _REDSTONE2_INVERT_RATE\n );\n }\n}\n"
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},
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"contracts/oracle/implementations/structs.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { IChainlinkAggregatorV3 } from \"../interfaces/external/IChainlinkAggregatorV3.sol\";\nimport { IRedstoneOracle } from \"../interfaces/external/IRedstoneOracle.sol\";\n\nabstract contract ChainlinkStructs {\n struct ChainlinkFeedData {\n /// @param feed address of Chainlink feed.\n IChainlinkAggregatorV3 feed;\n /// @param invertRate true if rate read from price feed must be inverted.\n bool invertRate;\n /// @param token0Decimals decimals of asset 0. E.g. for a USDC/ETH feed, USDC is token0 and has 6 decimals.\n /// (token1Decimals are available directly via Chainlink `FEED.decimals()`)\n uint256 token0Decimals;\n }\n\n struct ChainlinkConstructorParams {\n /// @param param hops count of hops, used for sanity checks. Must be 1, 2 or 3.\n uint8 hops;\n /// @param feed1 Chainlink feed 1 data. Required.\n ChainlinkFeedData feed1;\n /// @param feed2 Chainlink feed 2 data. Required if hops > 1.\n ChainlinkFeedData feed2;\n /// @param feed3 Chainlink feed 3 data. Required if hops > 2.\n ChainlinkFeedData feed3;\n }\n}\n\nabstract contract RedstoneStructs {\n struct RedstoneOracleData {\n /// @param oracle address of Redstone oracle.\n IRedstoneOracle oracle;\n /// @param invertRate true if rate read from price feed must be inverted.\n bool invertRate;\n /// @param token0Decimals decimals of asset 0. E.g. for a USDC/ETH feed, USDC is token0 and has 6 decimals.\n /// (token1Decimals are available directly via Redstone `Oracle.decimals()`)\n uint256 token0Decimals;\n }\n}\n"
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},
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"contracts/oracle/implementations/sUSDeOracleImpl.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { IERC4626 } from \"@openzeppelin/contracts/interfaces/IERC4626.sol\";\n\nimport { ErrorTypes } from \"../errorTypes.sol\";\nimport { Error as OracleError } from \"../error.sol\";\nimport { OracleUtils } from \"../libraries/oracleUtils.sol\";\n\n/// @title sUSDe Oracle Implementation\n/// @notice This contract is used to get the exchange rate between sUSDe and USDe, adjusted for token decimals\n/// of a debt token (e.g. USDC / USDT)\nabstract contract SUSDeOracleImpl is OracleError {\n /// @notice constant value for price scaling to reduce gas usage\n uint256 internal immutable _SUSDE_PRICE_SCALER_MULTIPLIER;\n\n /// @notice SUSDE contract, e.g. on mainnet 0x9d39a5de30e57443bff2a8307a4256c8797a3497\n IERC4626 internal immutable _SUSDE;\n\n uint8 internal immutable _DEBT_TOKEN_DECIMALS;\n\n /// @notice constructor sets the sUSDe `sUSDe_` token address.\n constructor(IERC4626 sUSDe_, uint8 debtTokenDecimals_) {\n if (address(sUSDe_) == address(0) || debtTokenDecimals_ < 6) {\n revert FluidOracleError(ErrorTypes.SUSDeOracle__InvalidParams);\n }\n\n _SUSDE = sUSDe_;\n\n // debt token decimals is used to make sure the returned exchange rate is scaled correctly e.g.\n // for an exchange rate between sUSDe and USDC (this Oracle returning amount of USDC for 1e18 sUSDe).\n _DEBT_TOKEN_DECIMALS = debtTokenDecimals_;\n\n _SUSDE_PRICE_SCALER_MULTIPLIER = 10 ** (debtTokenDecimals_ - 6);\n // e.g. when:\n // - debtTokenDecimals_ = 6 -> scaler multiplier is 1\n // - debtTokenDecimals_ = 7 -> scaler multiplier is 10\n // - debtTokenDecimals_ = 18 -> scaler multiplier is 1e12\n // -> gets 1e15 returned exchange rate to 1e27\n }\n\n /// @notice Get the exchange rate from sUSDe contract (amount of USDe for 1 sUSDe)\n /// @return rate_ The exchange rate in `OracleUtils.RATE_OUTPUT_DECIMALS`\n function _getSUSDeExchangeRate() internal view returns (uint256 rate_) {\n return _SUSDE.convertToAssets(1e15) * _SUSDE_PRICE_SCALER_MULTIPLIER;\n }\n\n /// @notice returns all sUSDe oracle related data as utility for easy off-chain use / block explorer in a single view method\n function sUSDeOracleData()\n public\n view\n returns (uint256 sUSDeExchangeRate_, IERC4626 sUSDe_, uint256 debtTokenDecimals_)\n {\n return (_getSUSDeExchangeRate(), _SUSDE, _DEBT_TOKEN_DECIMALS);\n }\n}\n"
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},
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"contracts/oracle/implementations/uniV3OracleImpl.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { ErrorTypes } from \"../errorTypes.sol\";\nimport { FullMath } from \"../libraries/FullMath.sol\";\nimport { TickMath } from \"../libraries/TickMath.sol\";\nimport { OracleUtils } from \"../libraries/oracleUtils.sol\";\nimport { IUniswapV3Pool } from \"../interfaces/external/IUniswapV3Pool.sol\";\nimport { Error as OracleError } from \"../error.sol\";\n\n/// @title Uniswap V3 Oracle implementation\n/// @notice This contract is used to get the exchange rate from from a Uniswap V3 Pool,\n/// including logic to check against TWAP max deltas.\n/// @dev Uses 5 secondsAgos[] values and 3 TWAP maxDeltas:\n/// e.g. [240, 60, 15, 1, 0] -> [price240to60, price60to15, price 15to1, currentPrice]\n/// delta checks: price240to60 vs currentPrice, price60to15 vs currentPrice and 15to1 vs currentPrice.\nabstract contract UniV3OracleImpl is OracleError {\n /// @dev Uniswap V3 Pool to check for the exchange rate\n IUniswapV3Pool internal immutable _POOL;\n\n /// @dev Flag to invert the price or not (to e.g. for WETH/USDC pool return prive of USDC per 1 WETH)\n bool internal immutable _UNIV3_INVERT_RATE;\n\n /// @dev Uniswap oracle delta for TWAP1 in 1e2 percent. If uniswap price TWAP1 is out of this delta,\n /// current price fetching reverts. E.g. for delta of TWAP 240 -> 60 vs current price\n uint256 internal immutable _UNI_TWAP1_MAX_DELTA_PERCENT;\n /// @dev Uniswap oracle delta for TWAP2 in 1e2 percent. If uniswap price TWAP2 is out of this delta,\n /// current price fetching reverts. E.g. for delta of TWAP 60 -> 15 vs current price\n uint256 internal immutable _UNI_TWAP2_MAX_DELTA_PERCENT;\n /// @dev Uniswap oracle delta for TWAP3 in 1e2 percent. If uniswap price TWAP3 is out of this delta,\n /// current price fetching reverts. E.g. for delta of TWAP 15 -> 1 vs current price\n uint256 internal immutable _UNI_TWAP3_MAX_DELTA_PERCENT;\n\n /// @dev Uniswap oracle seconds ago for twap, 1. value, e.g. 240\n uint256 internal immutable _UNI_SECONDS_AGO_1;\n /// @dev Uniswap oracle seconds ago for twap, 2. value, e.g. 60\n uint256 internal immutable _UNI_SECONDS_AGO_2;\n /// @dev Uniswap oracle seconds ago for twap, 3. value, e.g. 15\n uint256 internal immutable _UNI_SECONDS_AGO_3;\n /// @dev Uniswap oracle seconds ago for twap, 4. value, e.g. 1\n uint256 internal immutable _UNI_SECONDS_AGO_4;\n /// @dev Uniswap oracle seconds ago for twap, 5. value, e.g. 0\n uint256 internal immutable _UNI_SECONDS_AGO_5;\n\n /// @dev Uniswap TWAP1 interval duration.\n int256 internal immutable _UNI_TWAP1_INTERVAL;\n /// @dev Uniswap TWAP2 interval duration.\n int256 internal immutable _UNI_TWAP2_INTERVAL;\n /// @dev Uniswap TWAP3 interval duration.\n int256 internal immutable _UNI_TWAP3_INTERVAL;\n /// @dev Uniswap TWAP4 interval duration.\n int256 internal immutable _UNI_TWAP4_INTERVAL;\n\n /// @dev stored array lengths to optimize gas\n uint256 internal constant _SECONDS_AGOS_LENGTH = 5;\n uint256 internal constant _TWAP_DELTAS_LENGTH = 3;\n\n /// @dev constant value for price scaling to reduce gas usage\n uint256 internal immutable _UNIV3_PRICE_SCALER_MULTIPLIER;\n /// @dev constant value for inverting price to reduce gas usage\n uint256 internal immutable _UNIV3_INVERT_PRICE_DIVIDEND;\n\n struct UniV3ConstructorParams {\n /// @param pool Uniswap V3 Pool to check for the exchange rate\n IUniswapV3Pool pool;\n /// @param invertRate Flag to invert the Uniswap price or not\n bool invertRate;\n /// @param tWAPMaxDeltaPercents Uniswap oracle delta for TWAP1-2-3 in 1e2 percent\n uint256[_TWAP_DELTAS_LENGTH] tWAPMaxDeltaPercents;\n /// @param secondsAgos Uniswap oracle seconds ago for the 3 TWAP values, from oldest to newest, e.g. [240, 60, 15, 1, 0]\n uint32[_SECONDS_AGOS_LENGTH] secondsAgos;\n }\n\n /// @notice constructor
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},
|
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"contracts/oracle/implementations/weETHOracleImpl.sol": {
|
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { IWeETH } from \"../interfaces/external/IWeETH.sol\";\nimport { ErrorTypes } from \"../errorTypes.sol\";\nimport { Error as OracleError } from \"../error.sol\";\nimport { OracleUtils } from \"../libraries/oracleUtils.sol\";\n\n/// @title weETH Oracle Implementation\n/// @notice This contract is used to get the exchange rate between weETH and eETH\nabstract contract WeETHOracleImpl is OracleError {\n /// @notice constant value for price scaling to reduce gas usage\n uint256 internal immutable _WEETH_PRICE_SCALER_MULTIPLIER;\n\n /// @notice WEETH contract, e.g. on mainnet 0xCd5fE23C85820F7B72D0926FC9b05b43E359b7ee\n IWeETH internal immutable _WEETH;\n\n /// @notice constructor sets the weETH (Etherfi's wrapped eETH) `weETH_` token address.\n constructor(IWeETH weETH_) {\n if (address(weETH_) == address(0)) {\n revert FluidOracleError(ErrorTypes.WeETHOracle__InvalidParams);\n }\n\n _WEETH = weETH_;\n\n _WEETH_PRICE_SCALER_MULTIPLIER = 10 ** (OracleUtils.RATE_OUTPUT_DECIMALS - 18); // e.g. 1e9\n }\n\n /// @notice Get the exchange rate from weETH contract\n /// @return rate_ The exchange rate in `OracleUtils.RATE_OUTPUT_DECIMALS`\n function _getWeETHExchangeRate() internal view returns (uint256 rate_) {\n return _WEETH.getEETHByWeETH(1e18) * _WEETH_PRICE_SCALER_MULTIPLIER;\n }\n\n /// @notice returns all weETH oracle related data as utility for easy off-chain use / block explorer in a single view method\n function weETHOracleData() public view returns (uint256 weETHExchangeRate_, IWeETH weETH_) {\n return (_getWeETHExchangeRate(), _WEETH);\n }\n}\n"
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},
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"contracts/oracle/implementations/wstETHOracleImpl.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { IWstETH } from \"../interfaces/external/IWstETH.sol\";\nimport { ErrorTypes } from \"../errorTypes.sol\";\nimport { Error as OracleError } from \"../error.sol\";\nimport { OracleUtils } from \"../libraries/oracleUtils.sol\";\n\n/// @title wstETH Oracle Implementation\n/// @notice This contract is used to get the exchange rate between wstETH and stETH\nabstract contract WstETHOracleImpl is OracleError {\n /// @notice constant value for price scaling to reduce gas usage\n uint256 internal immutable _WSTETH_PRICE_SCALER_MULTIPLIER;\n\n /// @notice WSTETH contract, e.g. on mainnet 0x7f39c581f595b53c5cb19bd0b3f8da6c935e2ca0\n IWstETH internal immutable _WSTETH;\n\n /// @notice constructor sets the wstETH `wstETH_` token address.\n constructor(IWstETH wstETH_) {\n if (address(wstETH_) == address(0)) {\n revert FluidOracleError(ErrorTypes.WstETHOracle__InvalidParams);\n }\n\n _WSTETH = wstETH_;\n\n _WSTETH_PRICE_SCALER_MULTIPLIER = 10 ** (OracleUtils.RATE_OUTPUT_DECIMALS - 18); // e.g. 1e9\n }\n\n /// @notice Get the exchange rate from wstETH contract\n /// @return rate_ The exchange rate in `OracleUtils.RATE_OUTPUT_DECIMALS`\n function _getWstETHExchangeRate() internal view returns (uint256 rate_) {\n return _WSTETH.stEthPerToken() * _WSTETH_PRICE_SCALER_MULTIPLIER;\n }\n\n /// @notice returns all wWtETH oracle related data as utility for easy off-chain use / block explorer in a single view method\n function wstETHOracleData() public view returns (uint256 wstETHExchangeRate_, IWstETH wstETH_) {\n return (_getWstETHExchangeRate(), _WSTETH);\n }\n}\n"
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},
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"contracts/oracle/interfaces/external/IChainlinkAggregatorV3.sol": {
|
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"content": "// SPDX-License-Identifier: MIT\npragma solidity 0.8.21;\n\n/// from https://github.com/smartcontractkit/chainlink/blob/master/contracts/src/v0.8/interfaces/AggregatorV3Interface.sol\n/// Copyright (c) 2018 SmartContract ChainLink, Ltd.\n\ninterface IChainlinkAggregatorV3 {\n /// @notice represents the number of decimals the aggregator responses represent.\n function decimals() external view returns (uint8);\n\n function description() external view returns (string memory);\n\n function version() external view returns (uint256);\n\n function getRoundData(\n uint80 _roundId\n )\n external\n view\n returns (uint80 roundId, int256 answer, uint256 startedAt, uint256 updatedAt, uint80 answeredInRound);\n\n function latestRoundData()\n external\n view\n returns (uint80 roundId, int256 answer, uint256 startedAt, uint256 updatedAt, uint80 answeredInRound);\n}\n"
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},
|
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|
"contracts/oracle/interfaces/external/IPendleMarketV3.sol": {
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"content": "// SPDX-License-Identifier: MIT\npragma solidity 0.8.21;\n\ninterface IPendleMarketV3 {\n function decimals() external view returns (uint8);\n\n function expiry() external view returns (uint256);\n\n function increaseObservationsCardinalityNext(uint16 cardinalityNext) external;\n}\n"
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},
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"contracts/oracle/interfaces/external/IPendlePYLpOracle.sol": {
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"content": "// SPDX-License-Identifier: MIT\npragma solidity 0.8.21;\n\ninterface IPendlePYLpOracle {\n function getPtToAssetRate(address market, uint32 duration) external view returns (uint256);\n\n function getYtToAssetRate(address market, uint32 duration) external view returns (uint256);\n\n function getLpToAssetRate(address market, uint32 duration) external view returns (uint256);\n\n function getPtToSyRate(address market, uint32 duration) external view returns (uint256);\n\n function getYtToSyRate(address market, uint32 duration) external view returns (uint256);\n\n function getLpToSyRate(address market, uint32 duration) external view returns (uint256);\n\n function getOracleState(\n address market,\n uint32 duration\n )\n external\n view\n returns (bool increaseCardinalityRequired, uint16 cardinalityRequired, bool oldestObservationSatisfied);\n}\n"
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},
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"contracts/oracle/interfaces/external/IRedstoneOracle.sol": {
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"content": "// SPDX-License-Identifier: MIT\npragma solidity 0.8.21;\n\ninterface IRedstoneOracle {\n /// @notice Get the `exchangeRate_` between the underlying asset and the peg asset\n // @dev custom Redstone adapter for Instadapp implementation\n function getExchangeRate() external view returns (uint256 exchangeRate_);\n\n /**\n * @notice Returns the number of decimals for the price feed\n * @dev By default, RedStone uses 8 decimals for data feeds\n * @return decimals The number of decimals in the price feed values\n */\n // see https://github.com/redstone-finance/redstone-oracles-monorepo/blob/main/packages/on-chain-relayer/contracts/price-feeds/PriceFeedBase.sol#L51C12-L51C20\n function decimals() external view returns (uint8);\n}\n"
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},
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"contracts/oracle/interfaces/external/IUniswapV3Pool.sol": {
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"content": "// SPDX-License-Identifier: GPL-2.0-or-later\npragma solidity 0.8.21;\n\n/// from https://github.com/Uniswap/v3-core/tree/main/contracts/interfaces.\n/// Copyright (c) 2022 Uniswap Labs\n\n/// @title Pool state that never changes\n/// @notice These parameters are fixed for a pool forever, i.e., the methods will always return the same values\ninterface IUniswapV3PoolImmutables {\n /// @notice The contract that deployed the pool, which must adhere to the IUniswapV3Factory interface\n /// @return The contract address\n function factory() external view returns (address);\n\n /// @notice The first of the two tokens of the pool, sorted by address\n /// @return The token contract address\n function token0() external view returns (address);\n\n /// @notice The second of the two tokens of the pool, sorted by address\n /// @return The token contract address\n function token1() external view returns (address);\n\n /// @notice The pool's fee in hundredths of a bip, i.e. 1e-6\n /// @return The fee\n function fee() external view returns (uint24);\n\n /// @notice The pool tick spacing\n /// @dev Ticks can only be used at multiples of this value, minimum of 1 and always positive\n /// e.g.: a tickSpacing of 3 means ticks can be initialized every 3rd tick, i.e., ..., -6, -3, 0, 3, 6, ...\n /// This value is an int24 to avoid casting even though it is always positive.\n /// @return The tick spacing\n function tickSpacing() external view returns (int24);\n\n /// @notice The maximum amount of position liquidity that can use any tick in the range\n /// @dev This parameter is enforced per tick to prevent liquidity from overflowing a uint128 at any point, and\n /// also prevents out-of-range liquidity from being used to prevent adding in-range liquidity to a pool\n /// @return The max amount of liquidity per tick\n function maxLiquidityPerTick() external view returns (uint128);\n}\n\n/// @title Pool state that is not stored\n/// @notice Contains view functions to provide information about the pool that is computed rather than stored on the\n/// blockchain. The functions here may have variable gas costs.\ninterface IUniswapV3PoolDerivedState {\n /// @notice Returns the cumulative tick and liquidity as of each timestamp `secondsAgo` from the current block timestamp\n /// @dev To get a time weighted average tick or liquidity-in-range, you must call this with two values, one representing\n /// the beginning of the period and another for the end of the period. E.g., to get the last hour time-weighted average tick,\n /// you must call it with secondsAgos = [3600, 0].\n /// @dev The time weighted average tick represents the geometric time weighted average price of the pool, in\n /// log base sqrt(1.0001) of token1 / token0. The TickMath library can be used to go from a tick value to a ratio.\n /// @param secondsAgos From how long ago each cumulative tick and liquidity value should be returned\n /// @return tickCumulatives Cumulative tick values as of each `secondsAgos` from the current block timestamp\n /// @return secondsPerLiquidityCumulativeX128s Cumulative seconds per liquidity-in-range value as of each `secondsAgos` from the current block\n /// timestamp\n function observe(\n uint32[] calldata secondsAgos\n ) external view returns (int56[] memory tickCumulatives, uint160[] memory secondsPerLiquidityCumulativeX128s);\n\n /// @notice Returns a snapshot of the tick cumulative, seconds per liquidity and seconds inside a tick range\n /// @dev Snapshots must only be compared to other snapshots, taken over a period for which a position existed.\n /// I.e., snapshots cannot be compared if a position is not held for the entire period between when the first\n /// snapshot is taken and the second snapshot is taken.\n /// @param tickLower The lower tick of the range\n /// @param tickUpper The upper tick of the range\n /// @return tickCumulativeInside The snapshot of the tick accumulator for the range\n //
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},
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|
"contracts/oracle/interfaces/external/IWeETH.sol": {
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"content": "// SPDX-License-Identifier: MIT\npragma solidity 0.8.21;\n\ninterface IWeETH {\n /**\n * @notice Get amount of eETH for {_weETHAmount} weETH\n * @return Amount of eETH for {_weETHAmount} weETH\n */\n function getEETHByWeETH(uint256 _weETHAmount) external view returns (uint256);\n\n /**\n * @notice Get amount of weETH for {_eETHAmount} eETH\n * @return Amount of weETH for {_eETHAmount} eETH\n */\n function getWeETHByeETH(uint256 _eETHAmount) external view returns (uint256);\n}\n"
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},
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|
"contracts/oracle/interfaces/external/IWstETH.sol": {
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"content": "// SPDX-License-Identifier: MIT\npragma solidity 0.8.21;\n\ninterface IWstETH {\n /**\n * @notice Get amount of stETH for 1 wstETH\n * @return Amount of stETH for 1 wstETH\n */\n function stEthPerToken() external view returns (uint256);\n\n /**\n * @notice Get amount of wstETH for 1 stETH\n * @return Amount of wstETH for 1 stETH\n */\n function tokensPerStEth() external view returns (uint256);\n}\n"
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},
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"contracts/oracle/interfaces/iFluidOracle.sol": {
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"content": "// SPDX-License-Identifier: MIT\npragma solidity 0.8.21;\n\ninterface IFluidOracle {\n /// @dev Deprecated. Use `getExchangeRateOperate()` and `getExchangeRateLiquidate()` instead. Only implemented for\n /// backwards compatibility.\n function getExchangeRate() external view returns (uint256 exchangeRate_);\n\n /// @notice Get the `exchangeRate_` between the underlying asset and the peg asset in 1e27 for operates\n function getExchangeRateOperate() external view returns (uint256 exchangeRate_);\n\n /// @notice Get the `exchangeRate_` between the underlying asset and the peg asset in 1e27 for liquidations\n function getExchangeRateLiquidate() external view returns (uint256 exchangeRate_);\n\n /// @notice helper string to easily identify the oracle. E.g. token symbols\n function infoName() external view returns (string memory);\n}\n"
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},
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"contracts/oracle/libraries/FullMath.sol": {
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"content": "// SPDX-License-Identifier: MIT\npragma solidity 0.8.21;\n\n/// @dev Modified from the original UniswapV3 library to support v0.8\n/// From: uint256 twos = -denominator & denominator;\n/// To: uint256 twos = (type(uint256).max - denominator + 1) & denominator;\n\n/// @title Contains 512-bit math functions\n/// @notice Facilitates multiplication and division that can have overflow of an intermediate value without any loss of precision\n/// @dev Handles \"phantom overflow\" i.e., allows multiplication and division where an intermediate value overflows 256 bits\nlibrary FullMath {\n /// @notice Calculates floor(a×b÷denominator) with full precision. Throws if result overflows a uint256 or denominator == 0\n /// @param a The multiplicand\n /// @param b The multiplier\n /// @param denominator The divisor\n /// @return result The 256-bit result\n /// @dev Credit to Remco Bloemen under MIT license https://xn--2-umb.com/21/muldiv\n function mulDiv(uint256 a, uint256 b, uint256 denominator) internal pure returns (uint256 result) {\n // 512-bit multiply [prod1 prod0] = a * b\n // Compute the product mod 2**256 and mod 2**256 - 1\n // then use the Chinese Remainder Theorem to reconstruct\n // the 512 bit result. The result is stored in two 256\n // variables such that product = prod1 * 2**256 + prod0\n uint256 prod0; // Least significant 256 bits of the product\n uint256 prod1; // Most significant 256 bits of the product\n assembly {\n let mm := mulmod(a, b, not(0))\n prod0 := mul(a, b)\n prod1 := sub(sub(mm, prod0), lt(mm, prod0))\n }\n\n // Handle non-overflow cases, 256 by 256 division\n if (prod1 == 0) {\n require(denominator > 0);\n assembly {\n result := div(prod0, denominator)\n }\n return result;\n }\n\n // Make sure the result is less than 2**256.\n // Also prevents denominator == 0\n require(denominator > prod1);\n\n ///////////////////////////////////////////////\n // 512 by 256 division.\n ///////////////////////////////////////////////\n\n // Make division exact by subtracting the remainder from [prod1 prod0]\n // Compute remainder using mulmod\n uint256 remainder;\n assembly {\n remainder := mulmod(a, b, denominator)\n }\n // Subtract 256 bit number from 512 bit number\n assembly {\n prod1 := sub(prod1, gt(remainder, prod0))\n prod0 := sub(prod0, remainder)\n }\n\n // Factor powers of two out of denominator\n // Compute largest power of two divisor of denominator.\n // Always >= 1.\n /// @dev This line was modified for v0.8.x\n // uint256 twos = -denominator & denominator;\n uint256 twos = (type(uint256).max - denominator + 1) & denominator;\n // Divide denominator by power of two\n assembly {\n denominator := div(denominator, twos)\n }\n\n // Divide [prod1 prod0] by the factors of two\n assembly {\n prod0 := div(prod0, twos)\n }\n // Shift in bits from prod1 into prod0. For this we need\n // to flip `twos` such that it is 2**256 / twos.\n // If twos is zero, then it becomes one\n assembly {\n twos := add(div(sub(0, twos), twos), 1)\n }\n prod0 |= prod1 * twos;\n\n // Invert denominator mod 2**256\n // Now that denominator is an odd number, it has an inverse\n // modulo 2**256 such that denominator * inv = 1 mod 2**256.\n // Compute the inverse by starting with a seed that is correct\n // correct for four bits. That is, denominator * inv = 1 mod 2**4\n uint256 inv = (3 * denominator) ^ 2;\n // Now use Newton-Raphson iteration to improve the precision.\n // Thanks to Hensel's lifting lemma, this also works in modular\n // arithmetic, doubling the correct
|
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|
},
|
|||
|
"contracts/oracle/libraries/oracleUtils.sol": {
|
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|
"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\n/// @title Oracle utils library\n/// @notice implements common utility methods for Fluid Oracles\nlibrary OracleUtils {\n /// @dev The scaler for max delta point math (100%)\n uint256 internal constant HUNDRED_PERCENT_DELTA_SCALER = 10_000;\n /// @dev output precision of rates\n uint256 internal constant RATE_OUTPUT_DECIMALS = 27;\n\n /// @dev checks if `mainSourceRate_` is within a `maxDeltaPercent_` of `checkSourceRate_`. Returns true if so.\n function isRateOutsideDelta(\n uint256 mainSourceRate_,\n uint256 checkSourceRate_,\n uint256 maxDeltaPercent_\n ) internal pure returns (bool) {\n uint256 offset_ = (checkSourceRate_ * maxDeltaPercent_) / HUNDRED_PERCENT_DELTA_SCALER;\n return (mainSourceRate_ > (checkSourceRate_ + offset_) || mainSourceRate_ < (checkSourceRate_ - offset_));\n }\n}\n"
|
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|
},
|
|||
|
"contracts/oracle/libraries/TickMath.sol": {
|
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|
"content": "// SPDX-License-Identifier: GPL-2.0-or-later\npragma solidity 0.8.21;\n\n/// @dev Modified from the original UniswapV3 library to support v0.8\n/// From: require(absTick <= uint256(MAX_TICK), 'T');\n/// To: require(absTick <= uint256(int(MAX_TICK)), 'T');\n\n/// @title Math library for computing sqrt prices from ticks and vice versa\n/// @notice Computes sqrt price for ticks of size 1.0001, i.e. sqrt(1.0001^tick) as fixed point Q64.96 numbers. Supports\n/// prices between 2**-128 and 2**128\nlibrary TickMath {\n /// @dev The minimum tick that may be passed to #getSqrtRatioAtTick computed from log base 1.0001 of 2**-128\n int24 internal constant MIN_TICK = -887272;\n /// @dev The maximum tick that may be passed to #getSqrtRatioAtTick computed from log base 1.0001 of 2**128\n int24 internal constant MAX_TICK = -MIN_TICK;\n\n /// @dev The minimum value that can be returned from #getSqrtRatioAtTick. Equivalent to getSqrtRatioAtTick(MIN_TICK)\n uint160 internal constant MIN_SQRT_RATIO = 4295128739;\n /// @dev The maximum value that can be returned from #getSqrtRatioAtTick. Equivalent to getSqrtRatioAtTick(MAX_TICK)\n uint160 internal constant MAX_SQRT_RATIO = 1461446703485210103287273052203988822378723970342;\n\n /// @notice Calculates sqrt(1.0001^tick) * 2^96\n /// @dev Throws if |tick| > max tick\n /// @param tick The input tick for the above formula\n /// @return sqrtPriceX96 A Fixed point Q64.96 number representing the sqrt of the ratio of the two assets (token1/token0)\n /// at the given tick\n function getSqrtRatioAtTick(int24 tick) internal pure returns (uint160 sqrtPriceX96) {\n uint256 absTick = tick < 0 ? uint256(-int256(tick)) : uint256(int256(tick));\n /// @dev This line was modified for v0.8.x\n // require(absTick <= uint256(MAX_TICK), 'T');\n require(absTick <= uint256(int(MAX_TICK)), \"T\");\n\n uint256 ratio = absTick & 0x1 != 0 ? 0xfffcb933bd6fad37aa2d162d1a594001 : 0x100000000000000000000000000000000;\n if (absTick & 0x2 != 0) ratio = (ratio * 0xfff97272373d413259a46990580e213a) >> 128;\n if (absTick & 0x4 != 0) ratio = (ratio * 0xfff2e50f5f656932ef12357cf3c7fdcc) >> 128;\n if (absTick & 0x8 != 0) ratio = (ratio * 0xffe5caca7e10e4e61c3624eaa0941cd0) >> 128;\n if (absTick & 0x10 != 0) ratio = (ratio * 0xffcb9843d60f6159c9db58835c926644) >> 128;\n if (absTick & 0x20 != 0) ratio = (ratio * 0xff973b41fa98c081472e6896dfb254c0) >> 128;\n if (absTick & 0x40 != 0) ratio = (ratio * 0xff2ea16466c96a3843ec78b326b52861) >> 128;\n if (absTick & 0x80 != 0) ratio = (ratio * 0xfe5dee046a99a2a811c461f1969c3053) >> 128;\n if (absTick & 0x100 != 0) ratio = (ratio * 0xfcbe86c7900a88aedcffc83b479aa3a4) >> 128;\n if (absTick & 0x200 != 0) ratio = (ratio * 0xf987a7253ac413176f2b074cf7815e54) >> 128;\n if (absTick & 0x400 != 0) ratio = (ratio * 0xf3392b0822b70005940c7a398e4b70f3) >> 128;\n if (absTick & 0x800 != 0) ratio = (ratio * 0xe7159475a2c29b7443b29c7fa6e889d9) >> 128;\n if (absTick & 0x1000 != 0) ratio = (ratio * 0xd097f3bdfd2022b8845ad8f792aa5825) >> 128;\n if (absTick & 0x2000 != 0) ratio = (ratio * 0xa9f746462d870fdf8a65dc1f90e061e5) >> 128;\n if (absTick & 0x4000 != 0) ratio = (ratio * 0x70d869a156d2a1b890bb3df62baf32f7) >> 128;\n if (absTick & 0x8000 != 0) ratio = (ratio * 0x31be135f97d08fd981231505542fcfa6) >> 128;\n if (absTick & 0x10000 != 0) ratio = (ratio * 0x9aa508b5b7a84e1c677de54f3e99bc9) >> 128;\n if (absTick & 0x20000 != 0) ratio = (ratio * 0x5d6af8dedb81196699c329225ee604) >> 128;\n if (absTick & 0x40000 != 0) ratio = (ratio * 0x2216e584f5fa1ea926041bedfe98) >> 128;\n if (absTick & 0x80000 != 0) ratio = (ratio * 0x48a170391f7dc42444e8fa2) >> 128;\n\n if (tick > 0) ratio = type(uint256).max / ratio;\n\n // this divides by 1<<32 rounding up to go from a Q128.128 to a Q128.96.\n // we then downcast because we know the result always fits within 160 bits due to o
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},
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"contracts/oracle/oracles/cLFallbackUniV3Oracle.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { FluidOracle } from \"../fluidOracle.sol\";\nimport { ChainlinkOracleImpl } from \"../implementations/chainlinkOracleImpl.sol\";\nimport { UniV3OracleImpl } from \"../implementations/uniV3OracleImpl.sol\";\nimport { ErrorTypes } from \"../errorTypes.sol\";\n\n/// @title Chainlink with Fallback to UniV3 Oracle\n/// @notice Gets the exchange rate between the underlying asset and the peg asset by using:\n/// the price from a Chainlink price feed or, if that feed fails, the price from a UniV3 TWAP delta checked Oracle.\ncontract CLFallbackUniV3Oracle is FluidOracle, ChainlinkOracleImpl, UniV3OracleImpl {\n /// @notice sets the Chainlink and UniV3 Oracle configs.\n /// @param infoName_ Oracle identify helper name.\n /// @param chainlinkParams_ ChainlinkOracle constructor params struct.\n /// @param uniV3Params_ UniV3Oracle constructor params struct.\n constructor(\n string memory infoName_,\n ChainlinkConstructorParams memory chainlinkParams_,\n UniV3ConstructorParams memory uniV3Params_\n ) ChainlinkOracleImpl(chainlinkParams_) UniV3OracleImpl(uniV3Params_) FluidOracle(infoName_) {}\n\n /// @inheritdoc FluidOracle\n function getExchangeRateOperate() public view virtual override returns (uint256 exchangeRate_) {\n exchangeRate_ = _getChainlinkExchangeRate();\n if (exchangeRate_ == 0) {\n // if Chainlink fails, use UniV3 rate (TWAP checked)\n exchangeRate_ = _getUniV3ExchangeRate();\n\n if (exchangeRate_ == 0) {\n revert FluidOracleError(ErrorTypes.CLFallbackUniV3Oracle__ExchangeRateZero);\n }\n }\n }\n\n /// @inheritdoc FluidOracle\n function getExchangeRateLiquidate() public view virtual override returns (uint256 exchangeRate_) {\n return getExchangeRateOperate();\n }\n\n /// @inheritdoc FluidOracle\n function getExchangeRate() public view virtual override returns (uint256 exchangeRate_) {\n return getExchangeRateOperate();\n }\n}\n"
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},
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|
"contracts/oracle/oracles/fallbackCLRSOracle.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { FluidOracle } from \"../fluidOracle.sol\";\nimport { FallbackOracleImpl } from \"../implementations/fallbackOracleImpl.sol\";\nimport { ErrorTypes } from \"../errorTypes.sol\";\n\n/// @title Chainlink / Redstone Oracle (with fallback)\n/// @notice Gets the exchange rate between the underlying asset and the peg asset by using:\n/// the price from a Chainlink price feed or a Redstone Oracle with one of them being used as main source and\n/// the other one acting as a fallback if the main source fails for any reason. Reverts if fetched rate is 0.\ncontract FallbackCLRSOracle is FluidOracle, FallbackOracleImpl {\n /// @notice sets the main source, Chainlink Oracle and Redstone Oracle data.\n /// @param infoName_ Oracle identify helper name.\n /// @param mainSource_ which oracle to use as main source: 1 = Chainlink, 2 = Redstone (other one is fallback).\n /// @param chainlinkParams_ chainlink Oracle constructor params struct.\n /// @param redstoneOracle_ Redstone Oracle data. (address can be set to zero address if using Chainlink only)\n constructor(\n string memory infoName_,\n uint8 mainSource_,\n ChainlinkConstructorParams memory chainlinkParams_,\n RedstoneOracleData memory redstoneOracle_\n ) FallbackOracleImpl(mainSource_, chainlinkParams_, redstoneOracle_) FluidOracle(infoName_) {}\n\n /// @inheritdoc FluidOracle\n function getExchangeRateOperate() public view virtual override returns (uint256 exchangeRate_) {\n (exchangeRate_, ) = _getRateWithFallback();\n\n if (exchangeRate_ == 0) {\n revert FluidOracleError(ErrorTypes.FallbackCLRSOracle__ExchangeRateZero);\n }\n }\n\n /// @inheritdoc FluidOracle\n function getExchangeRateLiquidate() public view virtual override returns (uint256 exchangeRate_) {\n return getExchangeRateOperate();\n }\n\n /// @inheritdoc FluidOracle\n function getExchangeRate() public view virtual override returns (uint256 exchangeRate_) {\n return getExchangeRateOperate();\n }\n\n /// @notice which oracle to use as main source:\n /// - 1 = Chainlink ONLY (no fallback)\n /// - 2 = Chainlink with Redstone Fallback\n /// - 3 = Redstone with Chainlink Fallback\n function FALLBACK_ORACLE_MAIN_SOURCE() public view returns (uint8) {\n return _FALLBACK_ORACLE_MAIN_SOURCE;\n }\n}\n"
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},
|
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"contracts/oracle/oracles/pendleOracle.sol": {
|
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { FluidOracle } from \"../fluidOracle.sol\";\nimport { IPendleMarketV3 } from \"../interfaces/external/IPendleMarketV3.sol\";\nimport { IPendlePYLpOracle } from \"../interfaces/external/IPendlePYLpOracle.sol\";\nimport { PendleOracleImpl } from \"../implementations/pendleOracleImpl.sol\";\n\n/// @title PendleOracle\n/// @notice Gets the exchange rate between Pendle and the underlying asset for the Pendle Market.\ncontract PendleOracle is FluidOracle, PendleOracleImpl {\n constructor(\n string memory infoName_,\n IPendlePYLpOracle pendleOracle_,\n IPendleMarketV3 pendleMarket_,\n uint32 twapDuration_,\n uint256 maxExpectedBorrowRate_,\n uint256 minYieldRate_,\n uint256 maxYieldRate_,\n uint8 debtTokenDecimals_\n )\n PendleOracleImpl(\n pendleOracle_,\n pendleMarket_,\n twapDuration_,\n maxExpectedBorrowRate_,\n minYieldRate_,\n maxYieldRate_,\n debtTokenDecimals_\n )\n FluidOracle(infoName_)\n {}\n\n /// @inheritdoc FluidOracle\n function getExchangeRateOperate() public view override returns (uint256 exchangeRate_) {\n return _getPendleExchangeRateOperate();\n }\n\n /// @inheritdoc FluidOracle\n function getExchangeRateLiquidate() external view override returns (uint256 exchangeRate_) {\n return _getPendleExchangeRateLiquidate();\n }\n\n /// @inheritdoc FluidOracle\n function getExchangeRate() external view override returns (uint256 exchangeRate_) {\n return _getPendleExchangeRateOperate();\n }\n}\n"
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},
|
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|
"contracts/oracle/oracles/sUSDeOracle.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { IERC4626 } from \"@openzeppelin/contracts/interfaces/IERC4626.sol\";\nimport { FluidOracle } from \"../fluidOracle.sol\";\nimport { SUSDeOracleImpl } from \"../implementations/sUSDeOracleImpl.sol\";\n\n/// @title SUSDeOracle\n/// @notice Gets the exchange rate between sUSDe and USDe directly from the sUSDe contract, adjusted for decimals\n/// of a debt token (get amount of debt token for 1 sUSDe).\ncontract SUSDeOracle is FluidOracle, SUSDeOracleImpl {\n /// @notice constructor sets the sUSDe `sUSDe_` token address and calculates scaling for exchange rate based on\n /// `debtTokenDecimals_` (token decimals of debt token, e.g. of USDC / USDT = 6)\n constructor(\n string memory infoName_,\n IERC4626 sUSDe_,\n uint8 debtTokenDecimals_\n ) SUSDeOracleImpl(sUSDe_, debtTokenDecimals_) FluidOracle(infoName_) {}\n\n /// @inheritdoc FluidOracle\n function getExchangeRateOperate() public view override returns (uint256 exchangeRate_) {\n return _getSUSDeExchangeRate();\n }\n\n /// @inheritdoc FluidOracle\n function getExchangeRateLiquidate() external view override returns (uint256 exchangeRate_) {\n return _getSUSDeExchangeRate();\n }\n\n /// @inheritdoc FluidOracle\n function getExchangeRate() external view override returns (uint256 exchangeRate_) {\n return _getSUSDeExchangeRate();\n }\n}\n"
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},
|
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"contracts/oracle/oracles/uniV3CheckCLRSOracle.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { FluidOracle } from \"../fluidOracle.sol\";\nimport { FallbackOracleImpl } from \"../implementations/fallbackOracleImpl.sol\";\nimport { UniV3OracleImpl } from \"../implementations/uniV3OracleImpl.sol\";\nimport { ErrorTypes } from \"../errorTypes.sol\";\nimport { OracleUtils } from \"../libraries/oracleUtils.sol\";\n\n/// @title UniswapV3 checked against Chainlink / Redstone Oracle. Either one reported as exchange rate.\n/// @notice Gets the exchange rate between the underlying asset and the peg asset by using:\n/// the price from a UniV3 pool (compared against 3 TWAPs) and (optionally) comparing it against a Chainlink\n/// or Redstone price (one of Chainlink or Redstone being the main source and the other one the fallback source).\n/// Alternatively it can also use Chainlink / Redstone as main price and use UniV3 as check price.\n/// @dev The process for getting the aggregate oracle price is:\n/// 1. Fetch the UniV3 TWAPS, the latest interval is used as the current price\n/// 2. Verify this price is within an acceptable DELTA from the Uniswap TWAPS e.g.:\n/// a. 240 to 60s\n/// b. 60 to 15s\n/// c. 15 to 1s (last block)\n/// d. 1 to 0s (current)\n/// 3. (unless UniV3 only mode): Verify this price is within an acceptable DELTA from the Chainlink / Redstone Oracle\n/// 4. If it passes all checks, return the price. Otherwise use fallbacks, usually to Chainlink. In extreme edge-cases revert.\n/// @dev For UniV3 with check mode, if fetching the check price fails, the UniV3 rate is used directly.\ncontract UniV3CheckCLRSOracle is FluidOracle, UniV3OracleImpl, FallbackOracleImpl {\n /// @dev Rate check oracle delta percent in 1e2 percent. If current uniswap price is out of this delta,\n /// current price fetching reverts.\n uint256 internal immutable _RATE_CHECK_MAX_DELTA_PERCENT;\n\n /// @dev which oracle to use as final rate source:\n /// - 1 = UniV3 ONLY (no check),\n /// - 2 = UniV3 with Chainlink / Redstone check\n /// - 3 = Chainlink / Redstone with UniV3 used as check.\n uint8 internal immutable _RATE_SOURCE;\n\n struct UniV3CheckCLRSConstructorParams {\n /// @param uniV3Params UniV3Oracle constructor params struct.\n UniV3ConstructorParams uniV3Params;\n /// @param chainlinkParams ChainlinkOracle constructor params struct for UniV3CheckCLRSOracle.\n ChainlinkConstructorParams chainlinkParams;\n /// @param redstoneOracle Redstone Oracle data for UniV3CheckCLRSOracle. (address can be set to zero address if using Chainlink only)\n RedstoneOracleData redstoneOracle;\n /// @param rateSource which oracle to use as final rate source for UniV3CheckCLRSOracle:\n /// - 1 = UniV3 ONLY (no check),\n /// - 2 = UniV3 with Chainlink / Redstone check\n /// - 3 = Chainlink / Redstone with UniV3 used as check.\n uint8 rateSource;\n /// @param fallbackMainSource which oracle to use as CL/RS main source for UniV3CheckCLRSOracle: see FallbackOracleImpl constructor `mainSource_`\n uint8 fallbackMainSource;\n /// @param rateCheckMaxDeltaPercent Rate check oracle delta in 1e2 percent for UniV3CheckCLRSOracle\n uint256 rateCheckMaxDeltaPercent;\n }\n\n constructor(\n string memory infoName_,\n UniV3CheckCLRSConstructorParams memory params_\n )\n UniV3OracleImpl(params_.uniV3Params)\n FallbackOracleImpl(params_.fallbackMainSource, params_.chainlinkParams, params_.redstoneOracle)\n FluidOracle(infoName_)\n {\n if (\n params_.rateSource < 1 ||\n params_.rateSource > 3 ||\n params_.rateCheckMaxDeltaPercent > OracleUtil
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},
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"contracts/oracle/oracles/weETHOracle.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { FluidOracle } from \"../fluidOracle.sol\";\nimport { WeETHOracleImpl } from \"../implementations/weETHOracleImpl.sol\";\nimport { IWeETH } from \"../interfaces/external/IWeETH.sol\";\n\n/// @title WeETHOracle\n/// @notice Gets the exchange rate between weETH and eETH directly from the weETH contract.\ncontract WeETHOracle is FluidOracle, WeETHOracleImpl {\n /// @notice constructor sets the weETH `weETH_` token address.\n constructor(string memory infoName_, IWeETH weETH_) WeETHOracleImpl(weETH_) FluidOracle(infoName_) {}\n\n /// @inheritdoc FluidOracle\n function getExchangeRateOperate() public view override returns (uint256 exchangeRate_) {\n return _getWeETHExchangeRate();\n }\n\n /// @inheritdoc FluidOracle\n function getExchangeRateLiquidate() external view override returns (uint256 exchangeRate_) {\n return getExchangeRateOperate();\n }\n\n /// @inheritdoc FluidOracle\n function getExchangeRate() external view override returns (uint256 exchangeRate_) {\n return getExchangeRateOperate();\n }\n}\n"
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},
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"contracts/oracle/oracles/weETHUniV3CheckCLRSOracle.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { FluidOracle } from \"../fluidOracle.sol\";\nimport { UniV3CheckCLRSOracle } from \"./uniV3CheckCLRSOracle.sol\";\nimport { WeETHOracleImpl } from \"../implementations/weETHOracleImpl.sol\";\nimport { IWeETH } from \"../interfaces/external/IWeETH.sol\";\nimport { OracleUtils } from \"../libraries/oracleUtils.sol\";\n\n/// @title weETHOracle combined with a uniV3CheckCLRSOracle.\n/// @notice Gets the exchange rate between the underlying asset and the peg asset by using:\n/// 1. weETH Oracle price for weETH -> eETH = ETH (pegged)\n/// 2. result from 1. combined with a uniV3CheckCLRSOracle to get someToken (e.g. ETH) -> someToken2.\n/// e.g. when going from weETH to USDC:\n/// 1. weETH -> eETH = ETH via weETH Oracle\n/// 2. ETH -> USDC via UniV3 ETH <> USDC pool checked against ETH -> USDC Chainlink feed.\ncontract WeETHUniV3CheckCLRSOracle is FluidOracle, WeETHOracleImpl, UniV3CheckCLRSOracle {\n /// @notice constructs a WeETHUniV3CheckCLRSOracle with all inherited contracts\n /// @param infoName_ Oracle identify helper name.\n /// @param weETH_ address of the weETH contract\n /// @param uniV3CheckCLRSParams_ UniV3CheckCLRSOracle constructor params\n constructor(\n string memory infoName_,\n IWeETH weETH_,\n UniV3CheckCLRSConstructorParams memory uniV3CheckCLRSParams_\n ) WeETHOracleImpl(weETH_) UniV3CheckCLRSOracle(infoName_, uniV3CheckCLRSParams_) {}\n\n /// @inheritdoc FluidOracle\n function getExchangeRateOperate()\n public\n view\n override(FluidOracle, UniV3CheckCLRSOracle)\n returns (uint256 exchangeRate_)\n {\n // get rate from UniV3Check Oracle (likely uniV3 / Chainlink checked against for delta). This always returns\n // a price if some rate is valid, with multiple fallbacks. Can not return 0.\n // (super.getExchangeRate() returns UniV3CheckCLRSOracle rate, no other inherited contract has this.)\n // Combine this rate with the weETH -> eETH = ETH rate.\n exchangeRate_ =\n (super.getExchangeRateOperate() * _getWeETHExchangeRate()) /\n (10 ** OracleUtils.RATE_OUTPUT_DECIMALS);\n }\n\n /// @inheritdoc FluidOracle\n function getExchangeRateLiquidate()\n public\n view\n override(FluidOracle, UniV3CheckCLRSOracle)\n returns (uint256 exchangeRate_)\n {\n // get rate from UniV3Check Oracle (likely uniV3 / Chainlink checked against for delta). This always returns\n // a price if some rate is valid, with multiple fallbacks. Can not return 0.\n // (super.getExchangeRate() returns UniV3CheckCLRSOracle rate, no other inherited contract has this.)\n // Combine this rate with the weETH -> eETH = ETH rate.\n exchangeRate_ =\n (super.getExchangeRateLiquidate() * _getWeETHExchangeRate()) /\n (10 ** OracleUtils.RATE_OUTPUT_DECIMALS);\n }\n\n /// @inheritdoc FluidOracle\n function getExchangeRate() public view override(FluidOracle, UniV3CheckCLRSOracle) returns (uint256 exchangeRate_) {\n return getExchangeRateOperate();\n }\n}\n"
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},
|
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|
"contracts/oracle/oracles/weETHwstETHOracle.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { FluidOracle } from \"../fluidOracle.sol\";\nimport { WstETHOracleImpl } from \"../implementations/wstETHOracleImpl.sol\";\nimport { WeETHOracleImpl } from \"../implementations/weETHOracleImpl.sol\";\nimport { IWstETH } from \"../interfaces/external/IWstETH.sol\";\nimport { IWeETH } from \"../interfaces/external/IWeETH.sol\";\nimport { OracleUtils } from \"../libraries/oracleUtils.sol\";\n\n/// @title Oracle for weETH (Etherfi's wrapped eETH) to wstETH. wstETH is the debt token here (get amount of wstETH for 1 weETH)\ncontract WeETHWstETHOracle is FluidOracle, WstETHOracleImpl, WeETHOracleImpl {\n /// @param infoName_ Oracle identify helper name.\n /// @param wstETH address of the wstETH contract\n /// @param weETH address of the weETH contract\n constructor(\n string memory infoName_,\n IWstETH wstETH,\n IWeETH weETH\n ) WstETHOracleImpl(wstETH) WeETHOracleImpl(weETH) FluidOracle(infoName_) {}\n\n /// @inheritdoc FluidOracle\n function getExchangeRateOperate() public view override returns (uint256 exchangeRate_) {\n // weEth -> wstETH\n exchangeRate_ =\n (_WEETH.getEETHByWeETH(1e18) * (10 ** OracleUtils.RATE_OUTPUT_DECIMALS)) /\n _WSTETH.stEthPerToken();\n }\n\n /// @inheritdoc FluidOracle\n function getExchangeRateLiquidate() external view override returns (uint256 exchangeRate_) {\n return getExchangeRateOperate();\n }\n\n /// @inheritdoc FluidOracle\n function getExchangeRate() external view override returns (uint256 exchangeRate_) {\n return getExchangeRateOperate();\n }\n}\n"
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},
|
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|
"contracts/oracle/oracles/wstETHCLRS2UniV3CheckCLRSOracle.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { FluidOracle } from \"../fluidOracle.sol\";\nimport { UniV3CheckCLRSOracle } from \"./uniV3CheckCLRSOracle.sol\";\nimport { WstETHOracleImpl } from \"../implementations/wstETHOracleImpl.sol\";\nimport { FallbackOracleImpl2 } from \"../implementations/fallbackOracleImpl2.sol\";\nimport { IWstETH } from \"../interfaces/external/IWstETH.sol\";\nimport { OracleUtils } from \"../libraries/oracleUtils.sol\";\nimport { ErrorTypes } from \"../errorTypes.sol\";\n\n// @dev uses FallbackOracleImpl2 to avoid conflicts with already used ChainlinkOracleImpl, RedstoneOracleImpl and\n// FallbackOracleImpl in UniV3CheckCLRSOracle.\n\n/// @title wstETHCLRSOracle combined with a uniV3CheckCLRSOracle.\n/// @notice Gets the exchange rate between the underlying asset and the peg asset by using:\n/// 1. wstETH Oracle price in combination with rate from Chainlink price feeds (or Redstone as fallback).\n/// combining those two into one rate resulting in wstETH <> someToken\n/// 2. result from 1. combined with a uniV3CheckCLRSOracle to get from someToken <> someToken2\n/// e.g. when going from wstETH to USDC:\n/// 1. wstETH -> stETH wstETH Oracle, stETH -> ETH Chainlink feed.\n/// 2. ETH -> USDC via UniV3 ETH <> USDC pool checked against ETH -> USDC Chainlink feed.\ncontract WstETHCLRS2UniV3CheckCLRSOracle is FluidOracle, WstETHOracleImpl, FallbackOracleImpl2, UniV3CheckCLRSOracle {\n struct WstETHCLRS2ConstructorParams {\n /// @param wstETH address of the wstETH contract\n IWstETH wstETH;\n /// @param fallbackMainSource which oracle to use as main source for wstETH <> CLRS: 1 = Chainlink, 2 = Redstone (other one is fallback).\n uint8 fallbackMainSource;\n /// @param chainlinkParams chainlink Oracle constructor params struct for wstETH <> CLRS.\n ChainlinkConstructorParams chainlinkParams;\n /// @param redstoneOracle Redstone Oracle data for wstETH <> CLRS. (address can be set to zero address if using Chainlink only)\n RedstoneOracleData redstoneOracle;\n }\n\n /// @notice constructs a WstETHCLRS2UniV3CheckCLRSOracle with all inherited contracts\n /// @param infoName_ Oracle identify helper name.\n /// @param wstETHCLRS2Params_ WstETHCLRS2ConstructorParams for wstETH <> CLRS Token2 conversion\n /// @param uniV3CheckCLRSParams_ UniV3CheckCLRSOracle constructor params\n constructor(\n string memory infoName_,\n WstETHCLRS2ConstructorParams memory wstETHCLRS2Params_,\n UniV3CheckCLRSConstructorParams memory uniV3CheckCLRSParams_\n )\n WstETHOracleImpl(wstETHCLRS2Params_.wstETH)\n FallbackOracleImpl2(\n wstETHCLRS2Params_.fallbackMainSource,\n wstETHCLRS2Params_.chainlinkParams,\n wstETHCLRS2Params_.redstoneOracle\n )\n UniV3CheckCLRSOracle(infoName_, uniV3CheckCLRSParams_)\n {}\n\n /// @inheritdoc FluidOracle\n function getExchangeRateOperate()\n public\n view\n override(FluidOracle, UniV3CheckCLRSOracle)\n returns (uint256 exchangeRate_)\n {\n // 1. get CLRS Oracle rate for stETH <> CLRS feed. uses FallbackOracleImpl2\n (exchangeRate_, ) = _getRateWithFallback2();\n if (exchangeRate_ == 0) {\n // revert if fetched exchange rate is 0\n revert FluidOracleError(ErrorTypes.WstETHCLRS2UniV3CheckCLRSOracle__ExchangeRateZero);\n }\n\n // 2. combine CLRS feed price with wstETH price to have wstETH <> stETH <> SomeToken fully converted\n exchangeRate_ = (_getWstETHExchangeRate() * exchangeRate_) / (10 ** OracleUtils.RATE_OUTPUT_DECIMALS);\n\n // 3. get rate from UniV3Check Oracle (likely uniV3 / Chainlink checked against for delta). This always returns\n // a price if some rate is valid, with multiple fallbacks. Can not return 0. Co
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},
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|
"contracts/oracle/oracles/wstETHCLRSOracle.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { FluidOracle } from \"../fluidOracle.sol\";\nimport { WstETHOracleImpl } from \"../implementations/wstETHOracleImpl.sol\";\nimport { FallbackOracleImpl } from \"../implementations/fallbackOracleImpl.sol\";\nimport { IWstETH } from \"../interfaces/external/IWstETH.sol\";\nimport { OracleUtils } from \"../libraries/oracleUtils.sol\";\nimport { ErrorTypes } from \"../errorTypes.sol\";\n\n/// @title WstETH Chainlink / Redstone Oracle (with fallback)\n/// @notice Gets the exchange rate between the underlying asset and the peg asset by using:\n/// wstETH Oracle price in combination with rate from Chainlink price feeds (or Redstone as fallback),\n/// hopping the 2 rates into 1 rate.\n/// e.g. when going from wstETH to USDT:\n/// wstETH -> stETH wstETH Oracle, stETH -> ETH Chainlink feed, ETH -> USDT Chainlink feed.\ncontract WstETHCLRSOracle is FluidOracle, WstETHOracleImpl, FallbackOracleImpl {\n /// @notice sets the wstETH address, main source, Chainlink Oracle and Redstone Oracle data.\n /// @param infoName_ Oracle identify helper name.\n /// @param wstETH_ address of the wstETH contract\n /// @param mainSource_ which oracle to use as main source: 1 = Chainlink, 2 = Redstone (other one is fallback).\n /// @param chainlinkParams_ chainlink Oracle constructor params struct.\n /// @param redstoneOracle_ Redstone Oracle data. (address can be set to zero address if using Chainlink only)\n constructor(\n string memory infoName_,\n IWstETH wstETH_,\n uint8 mainSource_,\n ChainlinkConstructorParams memory chainlinkParams_,\n RedstoneOracleData memory redstoneOracle_\n )\n WstETHOracleImpl(wstETH_)\n FallbackOracleImpl(mainSource_, chainlinkParams_, redstoneOracle_)\n FluidOracle(infoName_)\n {}\n\n /// @inheritdoc FluidOracle\n function getExchangeRateOperate() public view override returns (uint256 exchangeRate_) {\n (exchangeRate_, ) = _getRateWithFallback();\n\n if (exchangeRate_ == 0) {\n // revert if fetched exchange rate is 0\n revert FluidOracleError(ErrorTypes.WstETHCLRSOracle__ExchangeRateZero);\n }\n\n return (_getWstETHExchangeRate() * exchangeRate_) / (10 ** OracleUtils.RATE_OUTPUT_DECIMALS);\n }\n\n /// @inheritdoc FluidOracle\n function getExchangeRateLiquidate() external view override returns (uint256 exchangeRate_) {\n return getExchangeRateOperate();\n }\n\n /// @inheritdoc FluidOracle\n function getExchangeRate() external view override returns (uint256 exchangeRate_) {\n return getExchangeRateOperate();\n }\n\n /// @notice which oracle to use as main source:\n /// - 1 = Chainlink ONLY (no fallback)\n /// - 2 = Chainlink with Redstone Fallback\n /// - 3 = Redstone with Chainlink Fallback\n function FALLBACK_ORACLE_MAIN_SOURCE() public view returns (uint8) {\n return _FALLBACK_ORACLE_MAIN_SOURCE;\n }\n}\n"
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},
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"contracts/oracle/oracles/wstETHOracle.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { FluidOracle } from \"../fluidOracle.sol\";\nimport { WstETHOracleImpl } from \"../implementations/wstETHOracleImpl.sol\";\nimport { IWstETH } from \"../interfaces/external/IWstETH.sol\";\n\n/// @title WstETHOracle\n/// @notice Gets the exchange rate between wstETH and stETH directly from the wstETH contract.\ncontract WstETHOracle is FluidOracle, WstETHOracleImpl {\n /// @notice constructor sets the wstETH `wstETH_` token address.\n constructor(string memory infoName_, IWstETH wstETH_) WstETHOracleImpl(wstETH_) FluidOracle(infoName_) {}\n\n /// @inheritdoc FluidOracle\n function getExchangeRateOperate() public view override returns (uint256 exchangeRate_) {\n return _getWstETHExchangeRate();\n }\n\n /// @inheritdoc FluidOracle\n function getExchangeRateLiquidate() external view override returns (uint256 exchangeRate_) {\n return getExchangeRateOperate();\n }\n\n /// @inheritdoc FluidOracle\n function getExchangeRate() external view override returns (uint256 exchangeRate_) {\n return getExchangeRateOperate();\n }\n}\n"
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},
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"contracts/oracle/oraclesL2/cLFallbackUniV3OracleL2.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { FluidOracleL2 } from \"../fluidOracleL2.sol\";\nimport { CLFallbackUniV3Oracle } from \"../oracles/cLFallbackUniV3Oracle.sol\";\n\n/// @title Chainlink with Fallback to UniV3 Oracle for Layer 2 (with sequencer outage detection)\n/// @notice Gets the exchange rate between the underlying asset and the peg asset by using:\n/// the price from a Chainlink price feed or, if that feed fails, the price from a UniV3 TWAP delta checked Oracle.\ncontract CLFallbackUniV3OracleL2 is FluidOracleL2, CLFallbackUniV3Oracle {\n /// @notice sets the Chainlink and UniV3 Oracle configs.\n /// @param infoName_ Oracle identify helper name.\n /// @param chainlinkParams_ ChainlinkOracle constructor params struct.\n /// @param uniV3Params_ UniV3Oracle constructor params struct.\n /// @param sequencerUptimeFeed_ L2 sequencer uptime Chainlink feed\n constructor(\n string memory infoName_,\n ChainlinkConstructorParams memory chainlinkParams_,\n UniV3ConstructorParams memory uniV3Params_,\n address sequencerUptimeFeed_\n ) CLFallbackUniV3Oracle(infoName_, chainlinkParams_, uniV3Params_) FluidOracleL2(sequencerUptimeFeed_) {}\n\n /// @inheritdoc FluidOracleL2\n function getExchangeRateOperate()\n public\n view\n override(CLFallbackUniV3Oracle, FluidOracleL2)\n returns (uint256 exchangeRate_)\n {\n _ensureSequencerUpAndValid();\n return super.getExchangeRateOperate();\n }\n\n /// @inheritdoc FluidOracleL2\n function getExchangeRateLiquidate()\n public\n view\n override(CLFallbackUniV3Oracle, FluidOracleL2)\n returns (uint256 exchangeRate_)\n {\n _ensureSequencerUpAndValid();\n return super.getExchangeRateLiquidate();\n }\n\n /// @inheritdoc FluidOracleL2\n function getExchangeRate()\n public\n view\n override(CLFallbackUniV3Oracle, FluidOracleL2)\n returns (uint256 exchangeRate_)\n {\n return getExchangeRateOperate();\n }\n}\n"
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},
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"contracts/oracle/oraclesL2/cLRS2UniV3CheckCLRSOracleL2.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { FluidOracleL2 } from \"../fluidOracleL2.sol\";\nimport { UniV3CheckCLRSOracleL2 } from \"./uniV3CheckCLRSOracleL2.sol\";\nimport { WstETHOracleImpl } from \"../implementations/wstETHOracleImpl.sol\";\nimport { FallbackOracleImpl2 } from \"../implementations/fallbackOracleImpl2.sol\";\nimport { OracleUtils } from \"../libraries/oracleUtils.sol\";\nimport { ErrorTypes } from \"../errorTypes.sol\";\n\n// @dev uses FallbackOracleImpl2 to avoid conflicts with already used ChainlinkOracleImpl, RedstoneOracleImpl and\n// FallbackOracleImpl in UniV3CheckCLRSOracle.\n\n/// @title CLRSOracle combined with a uniV3CheckCLRSOracle.\n/// @notice Gets the exchange rate between the underlying asset and the peg asset by using:\n/// 1. rate from Chainlink price feeds (or Redstone as fallback).\n/// 2. result from 1. combined with a uniV3CheckCLRSOracle to get from someToken <> someToken2\n/// e.g. when going from wstETH to USDC:\n/// 1. wstETH -> stETH -> ETH Chainlink feed.\n/// 2. ETH -> USDC via UniV3 ETH <> USDC pool checked against ETH -> USDC Chainlink feed.\ncontract CLRS2UniV3CheckCLRSOracleL2 is FluidOracleL2, FallbackOracleImpl2, UniV3CheckCLRSOracleL2 {\n struct CLRS2ConstructorParams {\n /// @param fallbackMainSource which oracle to use as main source for wstETH <> CLRS: 1 = Chainlink, 2 = Redstone (other one is fallback).\n uint8 fallbackMainSource;\n /// @param chainlinkParams chainlink Oracle constructor params struct for wstETH <> CLRS.\n ChainlinkConstructorParams chainlinkParams;\n /// @param redstoneOracle Redstone Oracle data for wstETH <> CLRS. (address can be set to zero address if using Chainlink only)\n RedstoneOracleData redstoneOracle;\n }\n\n /// @notice constructs a CLRS2UniV3CheckCLRSOracleL2 with all inherited contracts\n /// @param infoName_ Oracle identify helper name.\n /// @param cLRS2Params_ CLRS2ConstructorParams for wstETH <> CLRS Token2 conversion\n /// @param uniV3CheckCLRSParams_ UniV3CheckCLRSOracle constructor params\n /// @param sequencerUptimeFeed_ L2 sequencer uptime Chainlink feed\n constructor(\n string memory infoName_,\n CLRS2ConstructorParams memory cLRS2Params_,\n UniV3CheckCLRSConstructorParams memory uniV3CheckCLRSParams_,\n address sequencerUptimeFeed_\n )\n FallbackOracleImpl2(cLRS2Params_.fallbackMainSource, cLRS2Params_.chainlinkParams, cLRS2Params_.redstoneOracle)\n UniV3CheckCLRSOracleL2(infoName_, uniV3CheckCLRSParams_, sequencerUptimeFeed_)\n {}\n\n /// @inheritdoc FluidOracleL2\n function getExchangeRateOperate()\n public\n view\n override(FluidOracleL2, UniV3CheckCLRSOracleL2)\n returns (uint256 exchangeRate_)\n {\n // 1. get CLRS Oracle rate for wstETH <> CLRS feed. uses FallbackOracleImpl2\n (exchangeRate_, ) = _getRateWithFallback2();\n if (exchangeRate_ == 0) {\n // revert if fetched exchange rate is 0\n revert FluidOracleError(ErrorTypes.CLRS2UniV3CheckCLRSOracleL2__ExchangeRateZero);\n }\n\n // 2. get rate from UniV3Check Oracle (likely uniV3 / Chainlink checked against for delta). This always returns\n // a price if some rate is valid, with multiple fallbacks. Can not return 0. Combine this rate with existing.\n // (super.getExchangeRate returns UniV3CheckCLRSOracleL2 rate, no other inherited contract has this.)\n // includes _ensureSequencerUpAndValid();\n exchangeRate_ = (super.getExchangeRateOperate() * exchangeRate_) / (10 ** OracleUtils.RATE_OUTPUT_DECIMALS);\n }\n\n /// @inheritdoc FluidOracleL2\n function getExchangeRateLiquidate()\n public\n view\n override(FluidOracleL2, UniV3CheckCLRSOracleL2)\n returns (uint256 exchangeRate_)\n {\n // 1. get CLRS Ora
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},
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"contracts/oracle/oraclesL2/fallbackCLRSOracleL2.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { FluidOracleL2 } from \"../fluidOracleL2.sol\";\nimport { FallbackCLRSOracle } from \"../oracles/fallbackCLRSOracle.sol\";\n\n/// @title Chainlink / Redstone Oracle (with fallback) for Layer 2 (with sequencer outage detection)\n/// @notice Gets the exchange rate between the underlying asset and the peg asset by using:\n/// the price from a Chainlink price feed or a Redstone Oracle with one of them being used as main source and\n/// the other one acting as a fallback if the main source fails for any reason. Reverts if fetched rate is 0.\ncontract FallbackCLRSOracleL2 is FluidOracleL2, FallbackCLRSOracle {\n /// @notice sets the main source, Chainlink Oracle and Redstone Oracle data.\n /// @param infoName_ Oracle identify helper name.\n /// @param mainSource_ which oracle to use as main source: 1 = Chainlink, 2 = Redstone (other one is fallback).\n /// @param chainlinkParams_ chainlink Oracle constructor params struct.\n /// @param redstoneOracle_ Redstone Oracle data. (address can be set to zero address if using Chainlink only)\n /// @param sequencerUptimeFeed_ L2 sequencer uptime Chainlink feed\n constructor(\n string memory infoName_,\n uint8 mainSource_,\n ChainlinkConstructorParams memory chainlinkParams_,\n RedstoneOracleData memory redstoneOracle_,\n address sequencerUptimeFeed_\n )\n FallbackCLRSOracle(infoName_, mainSource_, chainlinkParams_, redstoneOracle_)\n FluidOracleL2(sequencerUptimeFeed_)\n {}\n\n /// @inheritdoc FluidOracleL2\n function getExchangeRateOperate()\n public\n view\n override(FallbackCLRSOracle, FluidOracleL2)\n returns (uint256 exchangeRate_)\n {\n _ensureSequencerUpAndValid();\n return super.getExchangeRateOperate();\n }\n\n /// @inheritdoc FluidOracleL2\n function getExchangeRateLiquidate()\n public\n view\n override(FallbackCLRSOracle, FluidOracleL2)\n returns (uint256 exchangeRate_)\n {\n _ensureSequencerUpAndValid();\n return super.getExchangeRateLiquidate();\n }\n\n /// @inheritdoc FluidOracleL2\n function getExchangeRate() public view override(FallbackCLRSOracle, FluidOracleL2) returns (uint256 exchangeRate_) {\n return getExchangeRateOperate();\n }\n}\n"
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},
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"contracts/oracle/oraclesL2/uniV3CheckCLRSOracleL2.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { FluidOracleL2 } from \"../fluidOracleL2.sol\";\nimport { UniV3CheckCLRSOracle } from \"../oracles/uniV3CheckCLRSOracle.sol\";\n\n/// @title UniswapV3 checked against Chainlink / Redstone Oracle for Layer 2 (with sequencer outage detection). Either one reported as exchange rate.\n/// @notice Gets the exchange rate between the underlying asset and the peg asset by using:\n/// the price from a UniV3 pool (compared against 3 TWAPs) and (optionally) comparing it against a Chainlink\n/// or Redstone price (one of Chainlink or Redstone being the main source and the other one the fallback source).\n/// Alternatively it can also use Chainlink / Redstone as main price and use UniV3 as check price.\n/// @dev The process for getting the aggregate oracle price is:\n/// 1. Fetch the UniV3 TWAPS, the latest interval is used as the current price\n/// 2. Verify this price is within an acceptable DELTA from the Uniswap TWAPS e.g.:\n/// a. 240 to 60s\n/// b. 60 to 15s\n/// c. 15 to 1s (last block)\n/// d. 1 to 0s (current)\n/// 3. (unless UniV3 only mode): Verify this price is within an acceptable DELTA from the Chainlink / Redstone Oracle\n/// 4. If it passes all checks, return the price. Otherwise use fallbacks, usually to Chainlink. In extreme edge-cases revert.\n/// @dev For UniV3 with check mode, if fetching the check price fails, the UniV3 rate is used directly.\ncontract UniV3CheckCLRSOracleL2 is FluidOracleL2, UniV3CheckCLRSOracle {\n constructor(\n string memory infoName_,\n UniV3CheckCLRSConstructorParams memory params_,\n address sequencerUptimeFeed_\n ) UniV3CheckCLRSOracle(infoName_, params_) FluidOracleL2(sequencerUptimeFeed_) {}\n\n /// @inheritdoc FluidOracleL2\n function getExchangeRateOperate()\n public\n view\n virtual\n override(UniV3CheckCLRSOracle, FluidOracleL2)\n returns (uint256 exchangeRate_)\n {\n _ensureSequencerUpAndValid();\n return super.getExchangeRateOperate();\n }\n\n /// @inheritdoc FluidOracleL2\n function getExchangeRateLiquidate()\n public\n view\n virtual\n override(UniV3CheckCLRSOracle, FluidOracleL2)\n returns (uint256 exchangeRate_)\n {\n _ensureSequencerUpAndValid();\n return super.getExchangeRateLiquidate();\n }\n\n /// @inheritdoc FluidOracleL2\n function getExchangeRate()\n public\n view\n virtual\n override(UniV3CheckCLRSOracle, FluidOracleL2)\n returns (uint256 exchangeRate_)\n {\n return getExchangeRateOperate();\n }\n}\n"
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},
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"contracts/periphery/resolvers/liquidity/iLiquidityResolver.sol": {
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"content": "//SPDX-License-Identifier: MIT\npragma solidity 0.8.21;\n\nimport { Structs as LiquidityStructs } from \"../../../periphery/resolvers/liquidity/structs.sol\";\n\ninterface IFluidLiquidityResolver {\n /// @notice gets the `revenueAmount_` for a `token_`.\n function getRevenue(address token_) external view returns (uint256 revenueAmount_);\n\n /// @notice address of contract that gets sent the revenue. Configurable by governance\n function getRevenueCollector() external view returns (address);\n\n /// @notice Liquidity contract paused status: status = 1 -> normal. status = 2 -> paused.\n function getStatus() external view returns (uint256);\n\n /// @notice checks if `auth_` is an allowed auth on Liquidity.\n /// Auths can set most config values. E.g. contracts that automate certain flows like e.g. adding a new fToken.\n /// Governance can add/remove auths. Governance is auth by default.\n function isAuth(address auth_) external view returns (uint256);\n\n /// @notice checks if `guardian_` is an allowed Guardian on Liquidity.\n /// Guardians can pause lower class users.\n /// Governance can add/remove guardians. Governance is guardian by default.\n function isGuardian(address guardian_) external view returns (uint256);\n\n /// @notice gets user class for `user_`. Class defines which protocols can be paused by guardians.\n /// Currently there are 2 classes: 0 can be paused by guardians. 1 cannot be paused by guardians.\n /// New protocols are added as class 0 and will be upgraded to 1 over time.\n function getUserClass(address user_) external view returns (uint256);\n\n /// @notice gets exchangePricesAndConfig packed uint256 storage slot for `token_`.\n function getExchangePricesAndConfig(address token_) external view returns (uint256);\n\n /// @notice gets rateConfig packed uint256 storage slot for `token_`.\n function getRateConfig(address token_) external view returns (uint256);\n\n /// @notice gets totalAmounts packed uint256 storage slot for `token_`.\n function getTotalAmounts(address token_) external view returns (uint256);\n\n /// @notice gets configs2 packed uint256 storage slot for `token_`.\n function getConfigs2(address token_) external view returns (uint256);\n\n /// @notice gets userSupply data packed uint256 storage slot for `user_` and `token_`.\n function getUserSupply(address user_, address token_) external view returns (uint256);\n\n /// @notice gets userBorrow data packed uint256 storage slot for `user_` and `token_`.\n function getUserBorrow(address user_, address token_) external view returns (uint256);\n\n /// @notice returns all `listedTokens_` at the Liquidity contract. Once configured, a token can never be removed.\n function listedTokens() external view returns (address[] memory listedTokens_);\n\n /// @notice get the Rate config data `rateData_` for a `token_` compiled from the packed uint256 rateConfig storage slot\n function getTokenRateData(address token_) external view returns (LiquidityStructs.RateData memory rateData_);\n\n /// @notice get the Rate config datas `rateDatas_` for multiple `tokens_` compiled from the packed uint256 rateConfig storage slot\n function getTokensRateData(\n address[] calldata tokens_\n ) external view returns (LiquidityStructs.RateData[] memory rateDatas_);\n\n /// @notice returns general data for `token_` such as rates, exchange prices, utilization, fee, total amounts etc.\n function getOverallTokenData(\n address token_\n ) external view returns (LiquidityStructs.OverallTokenData memory overallTokenData_);\n\n /// @notice returns general data for multiple `tokens_` such as rates, exchange prices, utilization, fee, total amounts etc.\n function getOverallTokensData(\n address[] calldata tokens_\n ) external view returns (LiquidityStructs.OverallTokenData[] memory overallTokensData_);\n\n /// @notice returns general data for all `listedTokens()` such as rates, exchange prices, utilization, fee, t
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},
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"contracts/periphery/resolvers/liquidity/structs.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { Structs as AdminModuleStructs } from \"../../../liquidity/adminModule/structs.sol\";\n\nabstract contract Structs {\n struct RateData {\n uint256 version;\n AdminModuleStructs.RateDataV1Params rateDataV1;\n AdminModuleStructs.RateDataV2Params rateDataV2;\n }\n\n struct OverallTokenData {\n uint256 borrowRate;\n uint256 supplyRate;\n uint256 fee; // revenue fee\n uint256 lastStoredUtilization;\n uint256 storageUpdateThreshold;\n uint256 lastUpdateTimestamp;\n uint256 supplyExchangePrice;\n uint256 borrowExchangePrice;\n uint256 supplyRawInterest;\n uint256 supplyInterestFree;\n uint256 borrowRawInterest;\n uint256 borrowInterestFree;\n uint256 totalSupply;\n uint256 totalBorrow;\n uint256 revenue;\n uint256 maxUtilization; // maximum allowed utilization\n RateData rateData;\n }\n\n // amounts are always in normal (for withInterest already multiplied with exchange price)\n struct UserSupplyData {\n bool modeWithInterest; // true if mode = with interest, false = without interest\n uint256 supply; // user supply amount\n // the withdrawal limit (e.g. if 10% is the limit, and 100M is supplied, it would be 90M)\n uint256 withdrawalLimit;\n uint256 lastUpdateTimestamp;\n uint256 expandPercent; // withdrawal limit expand percent in 1e2\n uint256 expandDuration; // withdrawal limit expand duration in seconds\n uint256 baseWithdrawalLimit;\n // the current actual max withdrawable amount (e.g. if 10% is the limit, and 100M is supplied, it would be 10M)\n uint256 withdrawableUntilLimit;\n uint256 withdrawable; // actual currently withdrawable amount (supply - withdrawal Limit) & considering balance\n }\n\n // amounts are always in normal (for withInterest already multiplied with exchange price)\n struct UserBorrowData {\n bool modeWithInterest; // true if mode = with interest, false = without interest\n uint256 borrow; // user borrow amount\n uint256 borrowLimit;\n uint256 lastUpdateTimestamp;\n uint256 expandPercent;\n uint256 expandDuration;\n uint256 baseBorrowLimit;\n uint256 maxBorrowLimit;\n uint256 borrowableUntilLimit; // borrowable amount until any borrow limit (incl. max utilization limit)\n uint256 borrowable; // actual currently borrowable amount (borrow limit - already borrowed) & considering balance, max utilization\n uint256 borrowLimitUtilization; // borrow limit for `maxUtilization`\n }\n}\n"
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},
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"contracts/periphery/resolvers/revenue/calcsSimulatedTime.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { LibsErrorTypes as ErrorTypes } from \"../../../libraries/errorTypes.sol\";\nimport { LiquiditySlotsLink } from \"../../../libraries/liquiditySlotsLink.sol\";\nimport { BigMathMinified } from \"../../../libraries/bigMathMinified.sol\";\n\n/// @dev this is the exact same code as `LiquidityCalcs` library, just that it supports a simulated\n/// block.timestamp to expose historical calculations.\nlibrary CalcsSimulatedTime {\n error FluidCalcsSimulatedTimeError(uint256 errorId_);\n error FluidCalcsSimulatedTimeInvalidTimestamp();\n\n /// @dev constants as from Liquidity variables.sol\n uint256 internal constant EXCHANGE_PRICES_PRECISION = 1e12;\n\n /// @dev Ignoring leap years\n uint256 internal constant SECONDS_PER_YEAR = 365 days;\n // constants used for BigMath conversion from and to storage\n uint256 internal constant DEFAULT_EXPONENT_SIZE = 8;\n uint256 internal constant DEFAULT_EXPONENT_MASK = 0xFF;\n\n uint256 internal constant FOUR_DECIMALS = 1e4;\n uint256 internal constant TWELVE_DECIMALS = 1e12;\n uint256 internal constant X14 = 0x3fff;\n uint256 internal constant X15 = 0x7fff;\n uint256 internal constant X16 = 0xffff;\n uint256 internal constant X18 = 0x3ffff;\n uint256 internal constant X24 = 0xffffff;\n uint256 internal constant X33 = 0x1ffffffff;\n uint256 internal constant X64 = 0xffffffffffffffff;\n\n ///////////////////////////////////////////////////////////////////////////\n ////////// CALC EXCHANGE PRICES /////////\n ///////////////////////////////////////////////////////////////////////////\n\n /// @dev calculates interest (exchange prices) for a token given its' exchangePricesAndConfig from storage.\n /// @param exchangePricesAndConfig_ exchange prices and config packed uint256 read from storage\n /// @param blockTimestamp_ simulated block.timestamp\n /// @return supplyExchangePrice_ updated supplyExchangePrice\n /// @return borrowExchangePrice_ updated borrowExchangePrice\n function calcExchangePrices(\n uint256 exchangePricesAndConfig_,\n uint256 blockTimestamp_\n ) internal pure returns (uint256 supplyExchangePrice_, uint256 borrowExchangePrice_) {\n // Extracting exchange prices\n supplyExchangePrice_ =\n (exchangePricesAndConfig_ >> LiquiditySlotsLink.BITS_EXCHANGE_PRICES_SUPPLY_EXCHANGE_PRICE) &\n X64;\n borrowExchangePrice_ =\n (exchangePricesAndConfig_ >> LiquiditySlotsLink.BITS_EXCHANGE_PRICES_BORROW_EXCHANGE_PRICE) &\n X64;\n\n if (supplyExchangePrice_ == 0 || borrowExchangePrice_ == 0) {\n revert FluidCalcsSimulatedTimeError(ErrorTypes.LiquidityCalcs__ExchangePriceZero);\n }\n\n uint256 temp_ = exchangePricesAndConfig_ & X16; // temp_ = borrowRate\n\n // @dev HERE CUSTOM: added check for simulated timestamp\n if (\n blockTimestamp_ <\n ((exchangePricesAndConfig_ >> LiquiditySlotsLink.BITS_EXCHANGE_PRICES_LAST_TIMESTAMP) & X33)\n ) {\n revert FluidCalcsSimulatedTimeInvalidTimestamp();\n }\n\n unchecked {\n // last timestamp can not be > current timestamp\n uint256 secondsSinceLastUpdate_ = blockTimestamp_ -\n ((exchangePricesAndConfig_ >> LiquiditySlotsLink.BITS_EXCHANGE_PRICES_LAST_TIMESTAMP) & X33);\n\n uint256 borrowRatio_ = (exchangePricesAndConfig_ >> LiquiditySlotsLink.BITS_EXCHANGE_PRICES_BORROW_RATIO) &\n X15;\n if (secondsSinceLastUpdate_ == 0 || temp_ == 0 || borrowRatio_ == 1) {\n // if no time passed, borrow rate is 0, or no raw borrowings: no exchange price update needed\n // (if borrowRatio_ == 1 means there is only borrowInterestFree, as first bit is 1 and rest is 0)\n return (supplyExchangePrice_, borrowExchangePrice_);\n }\n\n // calculate new borrow excha
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},
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"contracts/periphery/resolvers/revenue/calcsVaultSimulatedTime.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { CalcsSimulatedTime } from \"./calcsSimulatedTime.sol\";\n\n/// @dev this is the exact same code as in vault protocol codebase, just that it supports a simulated\n/// block.timestamp to expose historical calculations.\nlibrary CalcsVaultSimulatedTime {\n error FluidCalcsVaultSimulatedTimeError();\n\n uint256 internal constant X16 = 0xffff;\n uint256 internal constant X64 = 0xffffffffffffffff;\n\n // @dev copied from vault protocol helper.sol and adjusted to have liquidity storage data and vault rates\n // storage data passed in instead of read\n\n /// @dev Calculates new vault exchange prices.\n /// @param vaultVariables2_ vaultVariables2 read from storage for the vault (VaultResolver.getRateRaw)\n /// @param vaultRates_ rates read from storage for the vault (VaultResolver.getVaultVariables2Raw)\n /// @param liquiditySupplyExchangePricesAndConfig_ exchange prices and config packed uint256 read from storage for supply token\n /// @param liquidityBorrowExchangePricesAndConfig_ exchange prices and config packed uint256 read from storage for borrow token\n /// @param blockTimestamp_ simulated block.timestamp\n /// @return liqSupplyExPrice_ latest liquidity's supply token supply exchange price\n /// @return liqBorrowExPrice_ latest liquidity's borrow token borrow exchange price\n /// @return vaultSupplyExPrice_ latest vault's supply token exchange price\n /// @return vaultBorrowExPrice_ latest vault's borrow token exchange price\n function updateExchangePrices(\n uint256 vaultVariables2_,\n uint256 vaultRates_,\n uint256 liquiditySupplyExchangePricesAndConfig_,\n uint256 liquidityBorrowExchangePricesAndConfig_,\n uint256 blockTimestamp_\n )\n internal\n pure\n returns (\n uint256 liqSupplyExPrice_,\n uint256 liqBorrowExPrice_,\n uint256 vaultSupplyExPrice_,\n uint256 vaultBorrowExPrice_\n )\n {\n (liqSupplyExPrice_, ) = CalcsSimulatedTime.calcExchangePrices(\n liquiditySupplyExchangePricesAndConfig_,\n blockTimestamp_\n );\n (, liqBorrowExPrice_) = CalcsSimulatedTime.calcExchangePrices(\n liquidityBorrowExchangePricesAndConfig_,\n blockTimestamp_\n );\n\n uint256 oldLiqSupplyExPrice_ = (vaultRates_ & X64);\n uint256 oldLiqBorrowExPrice_ = ((vaultRates_ >> 64) & X64);\n if (liqSupplyExPrice_ < oldLiqSupplyExPrice_ || liqBorrowExPrice_ < oldLiqBorrowExPrice_) {\n // new liquidity exchange price is < than the old one. liquidity exchange price should only ever increase.\n // If not, something went wrong and avoid proceeding with unknown outcome.\n revert FluidCalcsVaultSimulatedTimeError();\n }\n\n // liquidity Exchange Prices always increases in next block. Hence substraction with old will never be negative\n // uint64 * 1e18 is the max the number that could be\n unchecked {\n // Calculating increase in supply exchange price w.r.t last stored liquidity's exchange price\n // vaultSupplyExPrice_ => supplyIncreaseInPercent_\n vaultSupplyExPrice_ =\n ((((liqSupplyExPrice_ * 1e18) / oldLiqSupplyExPrice_) - 1e18) * (vaultVariables2_ & X16)) /\n 10000; // supply rate magnifier\n\n // Calculating increase in borrow exchange price w.r.t last stored liquidity's exchange price\n // vaultBorrowExPrice_ => borrowIncreaseInPercent_\n vaultBorrowExPrice_ =\n ((((liqBorrowExPrice_ * 1e18) / oldLiqBorrowExPrice_) - 1e18) * ((vaultVariables2_ >> 16) & X16)) /\n 10000; // borrow rate magnifier\n\n // It's extremely hard the exchange prices to overflow even in 100 years but if it does it's not an\n // issue here as we are not updating on storage\n // (vaultRates_ >> 128) & X64) -> last stored
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},
|
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|
"contracts/periphery/resolvers/revenue/main.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { IERC20 } from \"@openzeppelin/contracts/token/ERC20/IERC20.sol\";\n\nimport { IFluidLiquidity } from \"../../../liquidity/interfaces/iLiquidity.sol\";\nimport { LiquidityCalcs } from \"../../../libraries/liquidityCalcs.sol\";\nimport { LiquiditySlotsLink } from \"../../../libraries/liquiditySlotsLink.sol\";\nimport { BigMathMinified } from \"../../../libraries/bigMathMinified.sol\";\nimport { CalcsSimulatedTime } from \"./calcsSimulatedTime.sol\";\nimport { CalcsVaultSimulatedTime } from \"./calcsVaultSimulatedTime.sol\";\n\n/// @notice Fluid Revenue resolver\ncontract FluidRevenueResolver {\n /// @notice address of the liquidity contract\n IFluidLiquidity public immutable LIQUIDITY;\n\n /// @dev address that is mapped to the chain native token\n address internal constant _NATIVE_TOKEN_ADDRESS = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;\n\n uint256 internal constant X64 = 0xffffffffffffffff;\n // constants used for BigMath conversion from and to storage\n uint256 internal constant DEFAULT_EXPONENT_SIZE = 8;\n uint256 internal constant DEFAULT_EXPONENT_MASK = 0xFF;\n\n struct TokenRevenue {\n address token;\n uint256 revenueAmount;\n }\n\n constructor(IFluidLiquidity liquidity_) {\n LIQUIDITY = IFluidLiquidity(liquidity_);\n }\n\n /// @notice address of contract that gets sent the revenue. Configurable by governance\n function getRevenueCollector() public view returns (address) {\n return address(uint160(LIQUIDITY.readFromStorage(bytes32(0))));\n }\n\n /// @notice gets the currently uncollected `revenueAmount_` for a `token_`.\n function getRevenue(address token_) public view returns (uint256 revenueAmount_) {\n uint256 exchangePricesAndConfig_ = LIQUIDITY.readFromStorage(\n LiquiditySlotsLink.calculateMappingStorageSlot(\n LiquiditySlotsLink.LIQUIDITY_EXCHANGE_PRICES_MAPPING_SLOT,\n token_\n )\n );\n if (exchangePricesAndConfig_ == 0) {\n // token is not configured at Liquidity -> revenue is 0\n return 0;\n }\n\n uint256 liquidityTokenBalance_ = token_ == _NATIVE_TOKEN_ADDRESS\n ? address(LIQUIDITY).balance\n : IERC20(token_).balanceOf(address(LIQUIDITY));\n\n uint256 totalAmounts_ = LIQUIDITY.readFromStorage(\n LiquiditySlotsLink.calculateMappingStorageSlot(\n LiquiditySlotsLink.LIQUIDITY_TOTAL_AMOUNTS_MAPPING_SLOT,\n token_\n )\n );\n\n return LiquidityCalcs.calcRevenue(totalAmounts_, exchangePricesAndConfig_, liquidityTokenBalance_);\n }\n\n /// @notice gets the currently uncollected revenues for all listed tokens at Liquidity\n function getRevenues() public view returns (TokenRevenue[] memory tokenRevenues_) {\n uint256 length_ = LIQUIDITY.readFromStorage(bytes32(LiquiditySlotsLink.LIQUIDITY_LISTED_TOKENS_ARRAY_SLOT));\n\n tokenRevenues_ = new TokenRevenue[](length_);\n\n uint256 startingSlotForArrayElements_ = uint256(\n keccak256(abi.encode(LiquiditySlotsLink.LIQUIDITY_LISTED_TOKENS_ARRAY_SLOT))\n );\n\n for (uint256 i; i < length_; i++) {\n tokenRevenues_[i].token = address(\n uint160(LIQUIDITY.readFromStorage(bytes32(startingSlotForArrayElements_ + i)))\n );\n tokenRevenues_[i].revenueAmount = getRevenue(tokenRevenues_[i].token);\n }\n }\n\n /// @notice gets the `revenueAmount_` for a token given its' totalAmounts and exchangePricesAndConfig from stacked\n /// uint256 storage slots and the balance of the Fluid liquidity contract for the token.\n /// @dev exposed for advanced revenue calculations\n /// @param totalAmounts_ total amounts packed uint256 read from storage\n /// @param exchangePricesAndConfig_ exchange prices and config packed uint256 read from storage\n /// @param liquidityTokenBalance_ current bala
|
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},
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"contracts/periphery/resolvers/vault/helpers.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { Variables } from \"./variables.sol\";\nimport { Structs } from \"./structs.sol\";\nimport { TickMath } from \"../../../libraries/tickMath.sol\";\nimport { BigMathMinified } from \"../../../libraries/bigMathMinified.sol\";\n\ncontract Helpers is Variables, Structs {\n function normalSlot(uint256 slot_) public pure returns (bytes32) {\n return bytes32(slot_);\n }\n\n /// @notice Calculating the slot ID for Liquidity contract for single mapping\n function calculateStorageSlotUintMapping(uint256 slot_, uint key_) public pure returns (bytes32) {\n return keccak256(abi.encode(key_, slot_));\n }\n\n /// @notice Calculating the slot ID for Liquidity contract for single mapping\n function calculateStorageSlotIntMapping(uint256 slot_, int key_) public pure returns (bytes32) {\n return keccak256(abi.encode(key_, slot_));\n }\n\n /// @notice Calculating the slot ID for Liquidity contract for double mapping\n function calculateDoubleIntUintMapping(uint256 slot_, int key1_, uint key2_) public pure returns (bytes32) {\n bytes32 intermediateSlot_ = keccak256(abi.encode(key1_, slot_));\n return keccak256(abi.encode(key2_, intermediateSlot_));\n }\n\n function tickHelper(uint tickRaw_) public pure returns (int tick) {\n require(tickRaw_ < X20, \"invalid-number\");\n if (tickRaw_ > 0) {\n tick = tickRaw_ & 1 == 1 ? int((tickRaw_ >> 1) & X19) : -int((tickRaw_ >> 1) & X19);\n } else {\n tick = type(int).min;\n }\n }\n\n constructor(\n address factory_,\n address liquidity_,\n address liquidityResolver_\n ) Variables(factory_, liquidity_, liquidityResolver_) {}\n}\n"
|
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},
|
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|
"contracts/periphery/resolvers/vault/main.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { Helpers } from \"./helpers.sol\";\nimport { TickMath } from \"../../../libraries/tickMath.sol\";\nimport { BigMathMinified } from \"../../../libraries/bigMathMinified.sol\";\nimport { IFluidOracle } from \"../../../oracle/fluidOracle.sol\";\nimport { IFluidVaultT1 } from \"../../../protocols/vault/interfaces/iVaultT1.sol\";\nimport { Structs as FluidLiquidityResolverStructs } from \"../liquidity/structs.sol\";\nimport { LiquiditySlotsLink } from \"../../../libraries/liquiditySlotsLink.sol\";\nimport { LiquidityCalcs } from \"../../../libraries/liquidityCalcs.sol\";\n\ninterface TokenInterface {\n function balanceOf(address) external view returns (uint);\n}\n\n/// @notice Fluid Vault protocol resolver\n/// Implements various view-only methods to give easy access to Vault protocol data.\ncontract FluidVaultResolver is Helpers {\n constructor(\n address factory_,\n address liquidity_,\n address liquidityResolver_\n ) Helpers(factory_, liquidity_, liquidityResolver_) {}\n\n function getVaultAddress(uint256 vaultId_) public view returns (address vault_) {\n // @dev based on https://ethereum.stackexchange.com/a/61413\n bytes memory data;\n if (vaultId_ == 0x00) {\n // nonce of smart contract always starts with 1. so, with nonce 0 there won't be any deployment\n return address(0);\n } else if (vaultId_ <= 0x7f) {\n data = abi.encodePacked(bytes1(0xd6), bytes1(0x94), address(FACTORY), uint8(vaultId_));\n } else if (vaultId_ <= 0xff) {\n data = abi.encodePacked(bytes1(0xd7), bytes1(0x94), address(FACTORY), bytes1(0x81), uint8(vaultId_));\n } else if (vaultId_ <= 0xffff) {\n data = abi.encodePacked(bytes1(0xd8), bytes1(0x94), address(FACTORY), bytes1(0x82), uint16(vaultId_));\n } else if (vaultId_ <= 0xffffff) {\n data = abi.encodePacked(bytes1(0xd9), bytes1(0x94), address(FACTORY), bytes1(0x83), uint24(vaultId_));\n } else {\n data = abi.encodePacked(bytes1(0xda), bytes1(0x94), address(FACTORY), bytes1(0x84), uint32(vaultId_));\n }\n\n return address(uint160(uint256(keccak256(data))));\n }\n\n function getVaultId(address vault_) public view returns (uint id_) {\n id_ = IFluidVaultT1(vault_).VAULT_ID();\n }\n\n function getTokenConfig(uint nftId_) public view returns (uint) {\n return FACTORY.readFromStorage(calculateStorageSlotUintMapping(3, nftId_));\n }\n\n function getVaultVariablesRaw(address vault_) public view returns (uint) {\n return IFluidVaultT1(vault_).readFromStorage(normalSlot(0));\n }\n\n function getVaultVariables2Raw(address vault_) public view returns (uint) {\n return IFluidVaultT1(vault_).readFromStorage(normalSlot(1));\n }\n\n function getAbsorbedLiquidityRaw(address vault_) public view returns (uint) {\n return IFluidVaultT1(vault_).readFromStorage(normalSlot(2));\n }\n\n function getPositionDataRaw(address vault_, uint positionId_) public view returns (uint) {\n return IFluidVaultT1(vault_).readFromStorage(calculateStorageSlotUintMapping(3, positionId_));\n }\n\n // if tick > 0 then key_ = tick / 256\n // if tick < 0 then key_ = (tick / 256) - 1\n function getTickHasDebtRaw(address vault_, int key_) public view returns (uint) {\n return IFluidVaultT1(vault_).readFromStorage(calculateStorageSlotIntMapping(4, key_));\n }\n\n function getTickDataRaw(address vault_, int tick_) public view returns (uint) {\n return IFluidVaultT1(vault_).readFromStorage(calculateStorageSlotIntMapping(5, tick_));\n }\n\n // TODO: Verify below\n // id_ = (realId_ / 3) + 1\n function getTickIdDataRaw(address vault_, int tick_, uint id_) public view returns (uint) {\n return IFluidVaultT1(vault_).readFromStorage(calculateDoubleIntUintMapping(6, tick_, id_));\n }\n\n function getBranchDataRaw(address vault_, uint branch_) public view r
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},
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"contracts/periphery/resolvers/vault/structs.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { IFluidVaultT1 } from \"../../../protocols/vault/interfaces/iVaultT1.sol\";\nimport { Structs as FluidLiquidityResolverStructs } from \"../liquidity/structs.sol\";\n\ncontract Structs {\n struct Configs {\n uint16 supplyRateMagnifier;\n uint16 borrowRateMagnifier;\n uint16 collateralFactor;\n uint16 liquidationThreshold;\n uint16 liquidationMaxLimit;\n uint16 withdrawalGap;\n uint16 liquidationPenalty;\n uint16 borrowFee;\n address oracle;\n uint oraclePriceOperate;\n uint oraclePriceLiquidate;\n address rebalancer;\n }\n\n struct ExchangePricesAndRates {\n uint lastStoredLiquiditySupplyExchangePrice;\n uint lastStoredLiquidityBorrowExchangePrice;\n uint lastStoredVaultSupplyExchangePrice;\n uint lastStoredVaultBorrowExchangePrice;\n uint liquiditySupplyExchangePrice;\n uint liquidityBorrowExchangePrice;\n uint vaultSupplyExchangePrice;\n uint vaultBorrowExchangePrice;\n uint supplyRateVault;\n uint borrowRateVault;\n uint supplyRateLiquidity;\n uint borrowRateLiquidity;\n uint rewardsRate; // rewards rate in percent 1e2 precision (1% = 100, 100% = 10000)\n }\n\n struct TotalSupplyAndBorrow {\n uint totalSupplyVault;\n uint totalBorrowVault;\n uint totalSupplyLiquidity;\n uint totalBorrowLiquidity;\n uint absorbedSupply;\n uint absorbedBorrow;\n }\n\n struct LimitsAndAvailability {\n uint withdrawLimit;\n uint withdrawableUntilLimit;\n uint withdrawable;\n uint borrowLimit;\n uint borrowableUntilLimit; // borrowable amount until any borrow limit (incl. max utilization limit)\n uint borrowable; // actual currently borrowable amount (borrow limit - already borrowed) & considering balance, max utilization\n uint borrowLimitUtilization; // borrow limit for `maxUtilization` config at Liquidity\n uint minimumBorrowing;\n }\n\n struct CurrentBranchState {\n uint status; // if 0 then not liquidated, if 1 then liquidated, if 2 then merged, if 3 then closed\n int minimaTick;\n uint debtFactor;\n uint partials;\n uint debtLiquidity;\n uint baseBranchId;\n int baseBranchMinima;\n }\n\n struct VaultState {\n uint totalPositions;\n int topTick;\n uint currentBranch;\n uint totalBranch;\n uint totalBorrow;\n uint totalSupply;\n CurrentBranchState currentBranchState;\n }\n\n struct VaultEntireData {\n address vault;\n IFluidVaultT1.ConstantViews constantVariables;\n Configs configs;\n ExchangePricesAndRates exchangePricesAndRates;\n TotalSupplyAndBorrow totalSupplyAndBorrow;\n LimitsAndAvailability limitsAndAvailability;\n VaultState vaultState;\n // liquidity related data such as supply amount, limits, expansion etc.\n FluidLiquidityResolverStructs.UserSupplyData liquidityUserSupplyData;\n // liquidity related data such as borrow amount, limits, expansion etc.\n FluidLiquidityResolverStructs.UserBorrowData liquidityUserBorrowData;\n }\n\n struct UserPosition {\n uint nftId;\n address owner;\n bool isLiquidated;\n bool isSupplyPosition; // if true that means borrowing is 0\n int tick;\n uint tickId;\n uint beforeSupply;\n uint beforeBorrow;\n uint beforeDustBorrow;\n uint supply;\n uint borrow;\n uint dustBorrow;\n }\n\n /// @dev liquidation related data\n /// @param vault address of vault\n /// @param tokenIn_ address of token in\n /// @param tokenOut_ address of token out\n /// @param tokenInAmtOne_ (without absorb liquidity) minimum of available liquidation & tokenInAmt_\n /// @param tokenOutAmtOne_ (without absorb liquidity) expected token out, collateral
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},
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"contracts/periphery/resolvers/vault/variables.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { IFluidLiquidityResolver } from \"../liquidity/iLiquidityResolver.sol\";\nimport { IFluidVaultFactory } from \"../../../protocols/vault/interfaces/iVaultFactory.sol\";\n\ninterface IFluidLiquidity {\n function readFromStorage(bytes32 slot_) external view returns (uint256 result_);\n}\n\ncontract Variables {\n IFluidVaultFactory public immutable FACTORY;\n IFluidLiquidity public immutable LIQUIDITY;\n IFluidLiquidityResolver public immutable LIQUIDITY_RESOLVER;\n\n // 30 bits (used for partials mainly)\n uint internal constant X8 = 0xff;\n uint internal constant X10 = 0x3ff;\n uint internal constant X14 = 0x3fff;\n uint internal constant X15 = 0x7fff;\n uint internal constant X16 = 0xffff;\n uint internal constant X19 = 0x7ffff;\n uint internal constant X20 = 0xfffff;\n uint internal constant X24 = 0xffffff;\n uint internal constant X25 = 0x1ffffff;\n uint internal constant X30 = 0x3fffffff;\n uint internal constant X32 = 0xffffffff;\n uint internal constant X35 = 0x7ffffffff;\n uint internal constant X40 = 0xffffffffff;\n uint internal constant X50 = 0x3ffffffffffff;\n uint internal constant X64 = 0xffffffffffffffff;\n uint internal constant X96 = 0xffffffffffffffffffffffff;\n uint internal constant X128 = 0xffffffffffffffffffffffffffffffff;\n /// @dev address that is mapped to the chain native token\n address internal constant NATIVE_TOKEN_ADDRESS = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;\n\n constructor(address factory_, address liquidity_, address liquidityResolver_) {\n FACTORY = IFluidVaultFactory(factory_);\n LIQUIDITY = IFluidLiquidity(liquidity_);\n LIQUIDITY_RESOLVER = IFluidLiquidityResolver(liquidityResolver_);\n }\n}\n"
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},
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"contracts/protocols/lending/error.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nabstract contract Error {\n error FluidLendingError(uint256 errorId_);\n}\n"
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},
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"contracts/protocols/lending/errorTypes.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nlibrary ErrorTypes {\n /***********************************|\n | fToken | \n |__________________________________*/\n\n /// @notice thrown when a deposit amount is too small to increase BigMath stored balance in Liquidity.\n /// precision of BigMath is 1e12, so if token holds 120_000_000_000 USDC, min amount to make a difference would be 0.1 USDC.\n /// i.e. user would send a very small deposit which mints no shares -> revert\n uint256 internal constant fToken__DepositInsignificant = 20001;\n\n /// @notice thrown when minimum output amount is not reached, e.g. for minimum shares minted (deposit) or\n /// minimum assets received (redeem)\n uint256 internal constant fToken__MinAmountOut = 20002;\n\n /// @notice thrown when maximum amount is surpassed, e.g. for maximum shares burned (withdraw) or\n /// maximum assets input (mint)\n uint256 internal constant fToken__MaxAmount = 20003;\n\n /// @notice thrown when invalid params are sent to a method, e.g. zero address\n uint256 internal constant fToken__InvalidParams = 20004;\n\n /// @notice thrown when an unauthorized caller is trying to execute an auth-protected method\n uint256 internal constant fToken__Unauthorized = 20005;\n\n /// @notice thrown when a with permit / signature method is called from msg.sender that is the owner.\n /// Should call the method without permit instead if msg.sender is the owner.\n uint256 internal constant fToken__PermitFromOwnerCall = 20006;\n\n /// @notice thrown when a reentrancy is detected.\n uint256 internal constant fToken__Reentrancy = 20007;\n\n /// @notice thrown when _tokenExchangePrice overflows type(uint64).max\n uint256 internal constant fToken__ExchangePriceOverflow = 20008;\n\n /// @notice thrown when msg.sender is not rebalancer\n uint256 internal constant fToken__NotRebalancer = 20009;\n\n /// @notice thrown when rebalance is called with msg.value > 0 for non NativeUnderlying fToken\n uint256 internal constant fToken__NotNativeUnderlying = 20010;\n\n /// @notice thrown when the received new liquidity exchange price is of unexpected value (< than the old one)\n uint256 internal constant fToken__LiquidityExchangePriceUnexpected = 20011;\n\n /***********************************|\n | fToken Native Underlying | \n |__________________________________*/\n\n /// @notice thrown when native deposit is called but sent along `msg.value` does not cover the deposit amount\n uint256 internal constant fTokenNativeUnderlying__TransferInsufficient = 21001;\n\n /// @notice thrown when a liquidity callback is called for a native token operation\n uint256 internal constant fTokenNativeUnderlying__UnexpectedLiquidityCallback = 21002;\n\n /***********************************|\n | Lending Factory | \n |__________________________________*/\n\n /// @notice thrown when a method is called with invalid params\n uint256 internal constant LendingFactory__InvalidParams = 22001;\n\n /// @notice thrown when the provided input param address is zero\n uint256 internal constant LendingFactory__ZeroAddress = 22002;\n\n /// @notice thrown when the token already exists\n uint256 internal constant LendingFactory__TokenExists = 22003;\n\n /// @notice thrown when the fToken has not yet been configured at Liquidity\n uint256 internal constant LendingFactory__LiquidityNotConfigured = 22004;\n\n /// @notice thrown when an unauthorized caller is trying to execute an auth-protected method\n uint256 internal constant LendingFactory__Unauthorized = 22005;\n\n /***********************************|\n | Lending Rewards Rate Model | \n |__________________________________*/\n\n /// @notice thrown when invalid params are given as input\n uint256 internal constant LendingRewardsRateModel__InvalidParams = 23001;\n\n /// @notice thrown when calculated rewards rate i
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},
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|
"contracts/protocols/lending/fToken/events.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { IFluidLendingRewardsRateModel } from \"../interfaces/iLendingRewardsRateModel.sol\";\n\nabstract contract Events {\n /// @notice emitted whenever admin updates rewards rate model\n event LogUpdateRewards(IFluidLendingRewardsRateModel indexed rewardsRateModel);\n\n /// @notice emitted whenever rebalance is executed to fund difference between Liquidity deposit and totalAssets()\n /// as rewards through the rebalancer.\n event LogRebalance(uint256 assets);\n\n /// @notice emitted whenever exchange rates are updated\n event LogUpdateRates(uint256 tokenExchangePrice, uint256 liquidityExchangePrice);\n\n /// @notice emitted whenever funds for a certain `token` are rescued to Liquidity\n event LogRescueFunds(address indexed token);\n\n /// @notice emitted whenever rebalancer address is updated\n event LogUpdateRebalancer(address indexed rebalancer);\n}\n"
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},
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|
"contracts/protocols/lending/fToken/main.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { ERC20, IERC20Metadata } from \"@openzeppelin/contracts/token/ERC20/ERC20.sol\";\nimport { IERC20 } from \"@openzeppelin/contracts/token/ERC20/IERC20.sol\";\nimport { IERC4626 } from \"@openzeppelin/contracts/interfaces/IERC4626.sol\";\nimport { FixedPointMathLib } from \"solmate/src/utils/FixedPointMathLib.sol\";\nimport { IERC20Permit } from \"@openzeppelin/contracts/token/ERC20/extensions/draft-IERC20Permit.sol\";\nimport { SafeCast } from \"@openzeppelin/contracts/utils/math/SafeCast.sol\";\n\nimport { IAllowanceTransfer } from \"../interfaces/permit2/iAllowanceTransfer.sol\";\nimport { IFluidLendingRewardsRateModel } from \"../interfaces/iLendingRewardsRateModel.sol\";\nimport { IFluidLendingFactory } from \"../interfaces/iLendingFactory.sol\";\nimport { IFToken, IFTokenAdmin } from \"../interfaces/iFToken.sol\";\nimport { LiquidityCalcs } from \"../../../libraries/liquidityCalcs.sol\";\nimport { BigMathMinified } from \"../../../libraries/bigMathMinified.sol\";\nimport { LiquiditySlotsLink } from \"../../../libraries/liquiditySlotsLink.sol\";\nimport { SafeTransfer } from \"../../../libraries/safeTransfer.sol\";\nimport { IFluidLiquidity } from \"../../../liquidity/interfaces/iLiquidity.sol\";\nimport { Variables } from \"./variables.sol\";\nimport { Events } from \"./events.sol\";\nimport { ErrorTypes } from \"../errorTypes.sol\";\nimport { Error } from \"../error.sol\";\n\n/// @dev ReentrancyGuard based on OpenZeppelin implementation.\n/// https://github.com/OpenZeppelin/openzeppelin-contracts/blob/release-v4.8/contracts/security/ReentrancyGuard.sol\nabstract contract ReentrancyGuard is Error, Variables {\n uint8 internal constant REENTRANCY_NOT_ENTERED = 1;\n uint8 internal constant REENTRANCY_ENTERED = 2;\n\n constructor() {\n _status = REENTRANCY_NOT_ENTERED;\n }\n\n /// @dev checks that no reentrancy occurs, reverts if so. Calling the method in the modifier reduces\n /// bytecode size as modifiers are inlined into bytecode\n function _checkReentrancy() internal {\n // On the first call to nonReentrant, _status will be NOT_ENTERED\n if (_status != REENTRANCY_NOT_ENTERED) {\n revert FluidLendingError(ErrorTypes.fToken__Reentrancy);\n }\n\n // Any calls to nonReentrant after this point will fail\n _status = REENTRANCY_ENTERED;\n }\n\n /// @dev Prevents a contract from calling itself, directly or indirectly.\n /// See OpenZeppelin implementation for more info\n modifier nonReentrant() {\n _checkReentrancy();\n\n _;\n\n // storing original value triggers a refund (see https://eips.ethereum.org/EIPS/eip-2200)\n _status = REENTRANCY_NOT_ENTERED;\n }\n}\n\n/// @dev internal methods for fToken contracts\nabstract contract fTokenCore is Error, IERC4626, IFToken, Variables, Events, ReentrancyGuard {\n using FixedPointMathLib for uint256;\n\n /// @dev Gets current (updated) Liquidity supply exchange price for the underyling asset\n function _getLiquidityExchangePrice() internal view returns (uint256 supplyExchangePrice_) {\n (supplyExchangePrice_, ) = LiquidityCalcs.calcExchangePrices(\n LIQUIDITY.readFromStorage(LIQUIDITY_EXCHANGE_PRICES_SLOT)\n );\n }\n\n /// @dev Gets current Liquidity supply balance of `address(this)` for the underyling asset\n function _getLiquidityBalance() internal view returns (uint256 balance_) {\n // extract user supply amount\n uint256 userSupplyRaw_ = BigMathMinified.fromBigNumber(\n (LIQUIDITY.readFromStorage(LIQUIDITY_USER_SUPPLY_SLOT) >> LiquiditySlotsLink.BITS_USER_SUPPLY_AMOUNT) &\n LiquidityCalcs.X64,\n LiquidityCalcs.DEFAULT_EXPONENT_SIZE,\n LiquidityCalcs.DEFAULT_EXPONENT_MASK\n );\n\n unchecked {\n // can not overflow as userSupplyRaw_ can be maximally type(int128).max, liquidity exchange price type(uint64).max\n return (userSupplyRaw_ * _g
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},
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"contracts/protocols/lending/fToken/nativeUnderlying/fTokenNativeUnderlying.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { Address } from \"@openzeppelin/contracts/utils/Address.sol\";\nimport { IERC20 } from \"@openzeppelin/contracts/token/ERC20/IERC20.sol\";\nimport { IERC4626 } from \"@openzeppelin/contracts/interfaces/IERC4626.sol\";\nimport { FixedPointMathLib } from \"solmate/src/utils/FixedPointMathLib.sol\";\nimport { SafeCast } from \"@openzeppelin/contracts/utils/math/SafeCast.sol\";\n\nimport { SafeTransfer } from \"../../../../libraries/safeTransfer.sol\";\nimport { LiquiditySlotsLink } from \"../../../../libraries/liquiditySlotsLink.sol\";\nimport { ErrorTypes } from \"../../errorTypes.sol\";\nimport { fTokenCore, fTokenAdmin, fToken } from \"../main.sol\";\n\nimport { IWETH9 } from \"../../interfaces/external/iWETH9.sol\";\nimport { IFluidLendingFactory } from \"../../interfaces/iLendingFactory.sol\";\nimport { IFTokenAdmin, IFTokenNativeUnderlying, IFToken } from \"../../interfaces/iFToken.sol\";\nimport { IFluidLiquidity } from \"../../../../liquidity/interfaces/iLiquidity.sol\";\n\n/// @dev overrides certain methods from the inherited fToken used as base contract to make them compatible with\n/// the native token being used as underlying.\nabstract contract fTokenNativeUnderlyingOverrides is fToken, IFTokenNativeUnderlying {\n using FixedPointMathLib for uint256;\n\n /// @inheritdoc IFTokenNativeUnderlying\n address public constant NATIVE_TOKEN_ADDRESS = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;\n\n /// @dev gets asset address for liquidity slot links, overridden to set native token address\n function _getLiquiditySlotLinksAsset() internal view virtual override returns (address) {\n return NATIVE_TOKEN_ADDRESS;\n }\n\n /// @dev Gets current Liquidity underlying token balance\n function _getLiquidityUnderlyingBalance() internal view virtual override returns (uint256) {\n return address(LIQUIDITY).balance;\n }\n\n /// @inheritdoc IFTokenAdmin\n function rescueFunds(address token_) external virtual override(IFTokenAdmin, fTokenAdmin) nonReentrant {\n _checkIsLendingFactoryAuth();\n\n if (token_ == NATIVE_TOKEN_ADDRESS) {\n Address.sendValue(payable(address(LIQUIDITY)), address(this).balance);\n } else {\n SafeTransfer.safeTransfer(address(token_), address(LIQUIDITY), IERC20(token_).balanceOf(address(this)));\n }\n\n emit LogRescueFunds(token_);\n }\n\n /*//////////////////////////////////////////////////////////////\n REWARDS\n //////////////////////////////////////////////////////////////*/\n\n /// @inheritdoc fTokenAdmin\n function rebalance()\n external\n payable\n virtual\n override(IFTokenAdmin, fTokenAdmin)\n nonReentrant\n returns (uint256 assets_)\n {\n if (msg.sender != _rebalancer) {\n revert FluidLendingError(ErrorTypes.fToken__NotRebalancer);\n }\n // calculating difference in assets. if liquidity balance is bigger it'll throw which is an expected behaviour\n assets_ = totalAssets() - _getLiquidityBalance();\n\n if (msg.value < assets_) {\n assets_ = msg.value;\n } else if (msg.value > assets_) {\n // send back overfunded msg.value amount\n Address.sendValue(payable(msg.sender), msg.value - assets_);\n }\n\n // send funds to Liquidity protocol to generate yield\n uint256 liquidityExchangePrice_ = _depositToLiquidity(assets_, new bytes(0));\n\n // update the exchange prices, always updating on storage\n _updateRates(liquidityExchangePrice_, true);\n\n // no shares are minted when funding fToken contract for rewards\n\n emit LogRebalance(assets_);\n }\n\n /*//////////////////////////////////////////////////////////////\n DEPOSIT\n //////////////////////////////////////////////////////////////*/\n\n /// @inheritdoc fTokenCore\n function _depositToLiquidity(
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},
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"contracts/protocols/lending/fToken/variables.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { IERC20 } from \"@openzeppelin/contracts/token/ERC20/IERC20.sol\";\nimport { ERC20, IERC20Metadata } from \"@openzeppelin/contracts/token/ERC20/ERC20.sol\";\nimport { ERC20Permit } from \"@openzeppelin/contracts/token/ERC20/extensions/draft-ERC20Permit.sol\";\n\nimport { IAllowanceTransfer } from \"../interfaces/permit2/iAllowanceTransfer.sol\";\nimport { LiquiditySlotsLink } from \"../../../libraries/liquiditySlotsLink.sol\";\nimport { IFToken } from \"../interfaces/iFToken.sol\";\nimport { IAllowanceTransfer } from \"../interfaces/permit2/iAllowanceTransfer.sol\";\nimport { IFluidLendingRewardsRateModel } from \"../interfaces/iLendingRewardsRateModel.sol\";\nimport { IFluidLendingFactory } from \"../interfaces/iLendingFactory.sol\";\nimport { IFluidLiquidity } from \"../../../liquidity/interfaces/iLiquidity.sol\";\nimport { ErrorTypes } from \"../errorTypes.sol\";\nimport { Error } from \"../error.sol\";\n\nabstract contract Constants {\n /// @dev permit2 contract, deployed to same address on EVM networks, see https://github.com/Uniswap/permit2\n IAllowanceTransfer internal constant PERMIT2 = IAllowanceTransfer(0x000000000022D473030F116dDEE9F6B43aC78BA3);\n\n /// @dev precision for exchange prices\n uint256 internal constant EXCHANGE_PRICES_PRECISION = 1e12;\n\n /// @dev Ignoring leap years\n uint256 internal constant SECONDS_PER_YEAR = 365 days;\n\n /// @dev max allowed reward rate is 50%\n uint256 internal constant MAX_REWARDS_RATE = 50 * 1e12; // 50%;\n\n /// @dev address of the Liquidity contract.\n IFluidLiquidity internal immutable LIQUIDITY;\n\n /// @dev address of the Lending factory contract.\n IFluidLendingFactory internal immutable LENDING_FACTORY;\n\n /// @dev address of the underlying asset contract.\n IERC20 internal immutable ASSET;\n\n /// @dev number of decimals for the fToken, same as ASSET\n uint8 internal immutable DECIMALS;\n\n /// @dev slot ids in Liquidity contract for underlying token.\n /// Helps in low gas fetch from liquidity contract by skipping delegate call with `readFromStorage`\n bytes32 internal immutable LIQUIDITY_EXCHANGE_PRICES_SLOT;\n bytes32 internal immutable LIQUIDITY_TOTAL_AMOUNTS_SLOT;\n bytes32 internal immutable LIQUIDITY_USER_SUPPLY_SLOT;\n\n /// @param liquidity_ liquidity contract address\n /// @param lendingFactory_ lending factory contract address\n /// @param asset_ underlying token address\n constructor(IFluidLiquidity liquidity_, IFluidLendingFactory lendingFactory_, IERC20 asset_) {\n DECIMALS = IERC20Metadata(address(asset_)).decimals();\n ASSET = asset_;\n LIQUIDITY = liquidity_;\n LENDING_FACTORY = lendingFactory_;\n\n LIQUIDITY_EXCHANGE_PRICES_SLOT = LiquiditySlotsLink.calculateMappingStorageSlot(\n LiquiditySlotsLink.LIQUIDITY_EXCHANGE_PRICES_MAPPING_SLOT,\n _getLiquiditySlotLinksAsset()\n );\n LIQUIDITY_TOTAL_AMOUNTS_SLOT = LiquiditySlotsLink.calculateMappingStorageSlot(\n LiquiditySlotsLink.LIQUIDITY_TOTAL_AMOUNTS_MAPPING_SLOT,\n _getLiquiditySlotLinksAsset()\n );\n LIQUIDITY_USER_SUPPLY_SLOT = LiquiditySlotsLink.calculateDoubleMappingStorageSlot(\n LiquiditySlotsLink.LIQUIDITY_USER_SUPPLY_DOUBLE_MAPPING_SLOT,\n address(this),\n _getLiquiditySlotLinksAsset()\n );\n }\n\n /// @dev gets asset address for liquidity slot links, extracted to separate method so it can be overridden if needed\n function _getLiquiditySlotLinksAsset() internal view virtual returns (address) {\n return address(ASSET);\n }\n}\n\nabstract contract Variables is ERC20, ERC20Permit, Error, Constants, IFToken {\n /// @dev prefix for token name. fToken will append the underlying asset name\n string private constant TOKEN_NAME_PREFIX = \"Fluid \";\n /// @dev prefix for token symbol. fToken will append the underlying asset symbol\n string private constant
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},
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"contracts/protocols/lending/interfaces/external/iWETH9.sol": {
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"content": "//SPDX-License-Identifier: MIT\npragma solidity 0.8.21;\n\nimport { IERC20 } from \"@openzeppelin/contracts/token/ERC20/IERC20.sol\";\n\ninterface IWETH9 is IERC20 {\n function deposit() external payable;\n\n function withdraw(uint256 wad) external;\n}\n"
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},
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"contracts/protocols/lending/interfaces/iFToken.sol": {
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"content": "//SPDX-License-Identifier: MIT\npragma solidity 0.8.21;\n\nimport { IERC4626 } from \"@openzeppelin/contracts/interfaces/IERC4626.sol\";\n\nimport { IAllowanceTransfer } from \"./permit2/iAllowanceTransfer.sol\";\nimport { IFluidLendingRewardsRateModel } from \"./iLendingRewardsRateModel.sol\";\nimport { IFluidLendingFactory } from \"./iLendingFactory.sol\";\nimport { IFluidLiquidity } from \"../../../liquidity/interfaces/iLiquidity.sol\";\n\ninterface IFTokenAdmin {\n /// @notice updates the rewards rate model contract.\n /// Only callable by LendingFactory auths.\n /// @param rewardsRateModel_ the new rewards rate model contract address.\n /// can be set to address(0) to set no rewards (to save gas)\n function updateRewards(IFluidLendingRewardsRateModel rewardsRateModel_) external;\n\n /// @notice Balances out the difference between fToken supply at Liquidity vs totalAssets().\n /// Deposits underlying from rebalancer address into Liquidity but doesn't mint any shares\n /// -> thus making deposit available as rewards.\n /// Only callable by rebalancer.\n /// @return assets_ amount deposited to Liquidity\n function rebalance() external payable returns (uint256 assets_);\n\n /// @notice gets the liquidity exchange price of the underlying asset, calculates the updated exchange price (with reward rates)\n /// and writes those values to storage.\n /// Callable by anyone.\n /// @return tokenExchangePrice_ exchange price of fToken share to underlying asset\n /// @return liquidityExchangePrice_ exchange price at Liquidity for the underlying asset\n function updateRates() external returns (uint256 tokenExchangePrice_, uint256 liquidityExchangePrice_);\n\n /// @notice sends any potentially stuck funds to Liquidity contract. Only callable by LendingFactory auths.\n function rescueFunds(address token_) external;\n\n /// @notice Updates the rebalancer address (ReserveContract). Only callable by LendingFactory auths.\n function updateRebalancer(address rebalancer_) external;\n}\n\ninterface IFToken is IERC4626, IFTokenAdmin {\n /// @notice returns minimum amount required for deposit (rounded up)\n function minDeposit() external view returns (uint256);\n\n /// @notice returns config, rewards and exchange prices data in a single view method.\n /// @return liquidity_ address of the Liquidity contract.\n /// @return lendingFactory_ address of the Lending factory contract.\n /// @return lendingRewardsRateModel_ address of the rewards rate model contract. changeable by LendingFactory auths.\n /// @return permit2_ address of the Permit2 contract used for deposits / mint with signature\n /// @return rebalancer_ address of the rebalancer allowed to execute `rebalance()`\n /// @return rewardsActive_ true if rewards are currently active\n /// @return liquidityBalance_ current Liquidity supply balance of `address(this)` for the underyling asset\n /// @return liquidityExchangePrice_ (updated) exchange price for the underlying assset in the liquidity protocol (without rewards)\n /// @return tokenExchangePrice_ (updated) exchange price between fToken and the underlying assset (with rewards)\n function getData()\n external\n view\n returns (\n IFluidLiquidity liquidity_,\n IFluidLendingFactory lendingFactory_,\n IFluidLendingRewardsRateModel lendingRewardsRateModel_,\n IAllowanceTransfer permit2_,\n address rebalancer_,\n bool rewardsActive_,\n uint256 liquidityBalance_,\n uint256 liquidityExchangePrice_,\n uint256 tokenExchangePrice_\n );\n\n /// @notice transfers `amount_` of `token_` to liquidity. Only callable by liquidity contract.\n /// @dev this callback is used to optimize gas consumption (reducing necessary token transfers).\n function liquidityCallback(address token_, uint256 amount_, bytes calldata data_) extern
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},
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"contracts/protocols/lending/interfaces/iLendingFactory.sol": {
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"content": "//SPDX-License-Identifier: MIT\npragma solidity 0.8.21;\n\nimport { IFluidLiquidity } from \"../../../liquidity/interfaces/iLiquidity.sol\";\n\ninterface IFluidLendingFactoryAdmin {\n /// @notice reads if a certain `auth_` address is an allowed auth or not. Owner is auth by default.\n function isAuth(address auth_) external view returns (bool);\n\n /// @notice Sets an address as allowed auth or not. Only callable by owner.\n /// @param auth_ address to set auth value for\n /// @param allowed_ bool flag for whether address is allowed as auth or not\n function setAuth(address auth_, bool allowed_) external;\n\n /// @notice reads if a certain `deployer_` address is an allowed deployer or not. Owner is deployer by default.\n function isDeployer(address deployer_) external view returns (bool);\n\n /// @notice Sets an address as allowed deployer or not. Only callable by owner.\n /// @param deployer_ address to set deployer value for\n /// @param allowed_ bool flag for whether address is allowed as deployer or not\n function setDeployer(address deployer_, bool allowed_) external;\n\n /// @notice Sets the `creationCode_` bytecode for a certain `fTokenType_`. Only callable by auths.\n /// @param fTokenType_ the fToken Type used to refer the creation code\n /// @param creationCode_ contract creation code. can be set to bytes(0) to remove a previously available `fTokenType_`\n function setFTokenCreationCode(string memory fTokenType_, bytes calldata creationCode_) external;\n\n /// @notice creates token for `asset_` for a lending protocol with interest. Only callable by deployers.\n /// @param asset_ address of the asset\n /// @param fTokenType_ type of fToken:\n /// - if it's the native token, it should use `NativeUnderlying`\n /// - otherwise it should use `fToken`\n /// - could be more types available, check `fTokenTypes()`\n /// @param isNativeUnderlying_ flag to signal fToken type that uses native underlying at Liquidity\n /// @return token_ address of the created token\n function createToken(\n address asset_,\n string calldata fTokenType_,\n bool isNativeUnderlying_\n ) external returns (address token_);\n}\n\ninterface IFluidLendingFactory is IFluidLendingFactoryAdmin {\n /// @notice list of all created tokens\n function allTokens() external view returns (address[] memory);\n\n /// @notice list of all fToken types that can be deployed\n function fTokenTypes() external view returns (string[] memory);\n\n /// @notice returns the creation code for a certain `fTokenType_`\n function fTokenCreationCode(string memory fTokenType_) external view returns (bytes memory);\n\n /// @notice address of the Liquidity contract.\n function LIQUIDITY() external view returns (IFluidLiquidity);\n\n /// @notice computes deterministic token address for `asset_` for a lending protocol\n /// @param asset_ address of the asset\n /// @param fTokenType_ type of fToken:\n /// - if it's the native token, it should use `NativeUnderlying`\n /// - otherwise it should use `fToken`\n /// - could be more types available, check `fTokenTypes()`\n /// @return token_ detemrinistic address of the computed token\n function computeToken(address asset_, string calldata fTokenType_) external view returns (address token_);\n}\n"
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},
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"contracts/protocols/lending/interfaces/iLendingRewardsRateModel.sol": {
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"content": "//SPDX-License-Identifier: MIT\npragma solidity 0.8.21;\n\ninterface IFluidLendingRewardsRateModel {\n /// @notice Calculates the current rewards rate (APR)\n /// @param totalAssets_ amount of assets in the lending\n /// @return rate_ rewards rate percentage per year with 1e12 RATE_PRECISION, e.g. 1e12 = 1%, 1e14 = 100%\n /// @return ended_ flag to signal that rewards have ended (always 0 going forward)\n /// @return startTime_ start time of rewards to compare against last update timestamp\n function getRate(uint256 totalAssets_) external view returns (uint256 rate_, bool ended_, uint256 startTime_);\n\n /// @notice Returns config constants for rewards rate model\n function getConfig()\n external\n view\n returns (\n uint256 duration_,\n uint256 startTime_,\n uint256 endTime_,\n uint256 startTvl_,\n uint256 maxRate_,\n uint256 rewardAmount_,\n address initiator_\n );\n}\n"
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},
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"contracts/protocols/lending/interfaces/permit2/iAllowanceTransfer.sol": {
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"content": "// SPDX-License-Identifier: MIT\npragma solidity 0.8.21;\n\n/// @title AllowanceTransfer\n/// @notice Handles ERC20 token permissions through signature based allowance setting and ERC20 token transfers by checking allowed amounts\n/// @dev Requires user's token approval on the Permit2 contract\n/// from https://github.com/Uniswap/permit2/blob/main/src/interfaces/ISignatureTransfer.sol.\n/// Copyright (c) 2022 Uniswap Labs\ninterface IAllowanceTransfer {\n function DOMAIN_SEPARATOR() external view returns (bytes32);\n\n /// @notice Thrown when an allowance on a token has expired.\n /// @param deadline The timestamp at which the allowed amount is no longer valid\n error AllowanceExpired(uint256 deadline);\n\n /// @notice Thrown when an allowance on a token has been depleted.\n /// @param amount The maximum amount allowed\n error InsufficientAllowance(uint256 amount);\n\n /// @notice Thrown when too many nonces are invalidated.\n error ExcessiveInvalidation();\n\n /// @notice Emits an event when the owner successfully invalidates an ordered nonce.\n event NonceInvalidation(\n address indexed owner,\n address indexed token,\n address indexed spender,\n uint48 newNonce,\n uint48 oldNonce\n );\n\n /// @notice Emits an event when the owner successfully sets permissions on a token for the spender.\n event Approval(\n address indexed owner,\n address indexed token,\n address indexed spender,\n uint160 amount,\n uint48 expiration\n );\n\n /// @notice Emits an event when the owner successfully sets permissions using a permit signature on a token for the spender.\n event Permit(\n address indexed owner,\n address indexed token,\n address indexed spender,\n uint160 amount,\n uint48 expiration,\n uint48 nonce\n );\n\n /// @notice Emits an event when the owner sets the allowance back to 0 with the lockdown function.\n event Lockdown(address indexed owner, address token, address spender);\n\n /// @notice The permit data for a token\n struct PermitDetails {\n // ERC20 token address\n address token;\n // the maximum amount allowed to spend\n uint160 amount;\n // timestamp at which a spender's token allowances become invalid\n uint48 expiration;\n // an incrementing value indexed per owner,token,and spender for each signature\n uint48 nonce;\n }\n\n /// @notice The permit message signed for a single token allownce\n struct PermitSingle {\n // the permit data for a single token alownce\n PermitDetails details;\n // address permissioned on the allowed tokens\n address spender;\n // deadline on the permit signature\n uint256 sigDeadline;\n }\n\n /// @notice The permit message signed for multiple token allowances\n struct PermitBatch {\n // the permit data for multiple token allowances\n PermitDetails[] details;\n // address permissioned on the allowed tokens\n address spender;\n // deadline on the permit signature\n uint256 sigDeadline;\n }\n\n /// @notice The saved permissions\n /// @dev This info is saved per owner, per token, per spender and all signed over in the permit message\n /// @dev Setting amount to type(uint160).max sets an unlimited approval\n struct PackedAllowance {\n // amount allowed\n uint160 amount;\n // permission expiry\n uint48 expiration;\n // an incrementing value indexed per owner,token,and spender for each signature\n uint48 nonce;\n }\n\n /// @notice A token spender pair.\n struct TokenSpenderPair {\n // the token the spender is approved\n address token;\n // the spender address\n address spender;\n }\n\n /// @notice Details for a token transfer.\n struct AllowanceTransferDetails {\n // the owner of the token\n address from;\n // the recipient of
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},
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"contracts/protocols/lending/lendingRewardsRateModel/main.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { IFluidLendingRewardsRateModel } from \"../interfaces/iLendingRewardsRateModel.sol\";\nimport { ErrorTypes } from \"../errorTypes.sol\";\nimport { Error } from \"../error.sol\";\n\n/// @title LendingRewardsRateModel\n/// @notice Calculates rewards rate used for an fToken based on a rewardAmount over a given duration.\n/// Rewards start once the allowed initiator address triggers `start()` and only accrue above a certain startTVL.\n/// Max rate cap is at 50%.\ncontract FluidLendingRewardsRateModel is IFluidLendingRewardsRateModel, Error {\n /// @notice Emitted when rewards are started\n event LogRewardsStarted(uint256 startTime, uint256 endTime);\n\n /// @dev precision decimals for rewards rate\n uint256 internal constant RATE_PRECISION = 1e12;\n\n uint256 internal constant SECONDS_PER_YEAR = 365 days;\n\n /// @dev maximum rewards rate is 50%. no config higher than this should be possible.\n uint256 internal constant MAX_RATE = 50 * RATE_PRECISION; // 1e12 = 1%, this is 50%.\n\n /// @dev tvl below which rewards rate is 0\n uint256 internal immutable START_TVL;\n\n /// @dev for how long rewards should run\n uint256 internal immutable DURATION;\n\n /// @dev annualized reward based on constructor input params (duration, rewardAmount)\n uint256 internal immutable YEARLY_REWARD;\n\n /// @dev total amounts to be distributed. not needed but stored for easier tracking via `getConfig`\n uint256 internal immutable REWARD_AMOUNT;\n\n /// @dev address which has access to call start() which kickstarts the rewards\n address internal immutable INITIATOR;\n\n /// @dev address of the previously active lending rewards rate model for smooth transition. Can be zero address if none.\n IFluidLendingRewardsRateModel public immutable PREVIOUS_MODEL;\n /// @dev end time of previous lending rewards rate model. 0 if there is no previous model.\n uint256 internal immutable PREVIOUS_MODEL_END_TIME;\n\n /// @dev when rewards got started\n uint96 internal startTime;\n /// @dev when rewards will get over\n uint96 internal endTime;\n\n /// @dev Validates that an address is not the zero address\n modifier validAddress(address value_) {\n if (value_ == address(0)) {\n revert FluidLendingError(ErrorTypes.LendingRewardsRateModel__ZeroAddress);\n }\n _;\n }\n\n /// @notice sets immutable vars for rewards rate config based on input params.\n /// @param duration_ for how long rewards should run\n /// @param startTvl_ tvl below which rate is 0\n /// @param rewardAmount_ total amount of underlying asset to be distributed as rewards\n /// @param initiator_ address which has access to kickstart the rewards, if previousModel is address zero\n /// @param previousModel_ address of previously active lendingRewardsRateModel. can be zero address if none.\n constructor(\n uint256 duration_,\n uint256 startTvl_,\n uint256 rewardAmount_,\n address initiator_,\n IFluidLendingRewardsRateModel previousModel_\n ) {\n // sanity checks\n if (\n duration_ == 0 ||\n rewardAmount_ == 0 ||\n startTvl_ == 0 ||\n (initiator_ == address(0) && address(previousModel_) == address(0))\n ) {\n revert FluidLendingError(ErrorTypes.LendingRewardsRateModel__InvalidParams);\n }\n\n START_TVL = startTvl_;\n DURATION = duration_;\n REWARD_AMOUNT = rewardAmount_;\n INITIATOR = initiator_;\n\n YEARLY_REWARD = (rewardAmount_ * SECONDS_PER_YEAR) / DURATION;\n\n if (address(previousModel_) != address(0)) {\n PREVIOUS_MODEL = previousModel_;\n (, , PREVIOUS_MODEL_END_TIME, , , , ) = previousModel_.getConfig();\n if (PREVIOUS_MODEL_END_TIME == 0) {\n revert FluidLendingError(ErrorTypes.LendingRewardsRateModel__InvalidParams);\n }\n\n // start curre
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},
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"contracts/protocols/lending/stakingRewards/main.sol": {
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"content": "// SPDX-License-Identifier: MIT\npragma solidity 0.8.21;\n\nimport { IERC20 } from \"@openzeppelin/contracts/token/ERC20/IERC20.sol\";\nimport { SafeERC20 } from \"@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol\";\nimport { ReentrancyGuard } from \"@openzeppelin/contracts/security/ReentrancyGuard.sol\";\nimport { IERC20Permit } from \"@openzeppelin/contracts/token/ERC20/extensions/draft-IERC20Permit.sol\";\nimport { Owned } from \"solmate/src/auth/Owned.sol\";\n\n// Adapted from https://github.com/Uniswap/liquidity-staker/blob/master/contracts/StakingRewards.sol\ncontract FluidLendingStakingRewards is Owned, ReentrancyGuard {\n using SafeERC20 for IERC20;\n\n IERC20 public immutable rewardsToken; // should be INST or any ERC20\n IERC20 public immutable stakingToken; // should be fToken\n\n /* ========== STATE VARIABLES ========== */\n\n // Owned and ReentranyGuard storage variables before\n\n uint40 internal _periodFinish;\n uint40 public lastUpdateTime;\n uint40 internal _rewardsDuration; // e.g. 60 days\n uint136 internal _rewardRate;\n\n // ------------------------------ next slot\n\n uint128 public rewardPerTokenStored;\n uint128 internal _totalSupply;\n\n // ------------------------------ next slot\n\n uint40 public nextRewardsDuration; // e.g. 60 days\n uint216 public nextRewards;\n\n // ------------------------------ next slot\n\n mapping(address => uint256) public userRewardPerTokenPaid;\n mapping(address => uint256) public rewards;\n\n mapping(address => uint256) internal _balances;\n\n /* ========== CONSTRUCTOR ========== */\n\n constructor(address owner_, IERC20 rewardsToken_, IERC20 stakingToken_, uint40 rewardsDuration_) Owned(owner_) {\n require(address(rewardsToken_) != address(0), \"Invalid params\");\n require(address(stakingToken_) != address(0), \"Invalid params\");\n require(owner_ != address(0), \"Invalid params\"); // Owned does not have a zero check for owner_\n require(rewardsDuration_ > 0, \"Invalid params\");\n\n rewardsToken = rewardsToken_;\n stakingToken = stakingToken_;\n _rewardsDuration = rewardsDuration_;\n }\n\n /* ========== VIEWS ========== */\n\n function nextPeriodFinish() public view returns (uint256) {\n if (nextRewardsDuration == 0) {\n return 0;\n }\n return _periodFinish + nextRewardsDuration;\n }\n\n function nextRewardRate() public view returns (uint256) {\n if (nextRewards == 0) {\n return 0;\n }\n return nextRewards / nextRewardsDuration;\n }\n\n function periodFinish() public view returns (uint256) {\n if (block.timestamp <= _periodFinish || nextRewardsDuration == 0) {\n return _periodFinish;\n }\n return nextPeriodFinish();\n }\n\n function rewardRate() public view returns (uint256) {\n if (block.timestamp <= _periodFinish || nextRewardsDuration == 0) {\n return _rewardRate;\n }\n return nextRewardRate();\n }\n\n function rewardsDuration() public view returns (uint256) {\n if (block.timestamp <= _periodFinish || nextRewardsDuration == 0) {\n return _rewardsDuration;\n }\n return nextRewardsDuration;\n }\n\n function totalSupply() public view returns (uint256) {\n return _totalSupply;\n }\n\n function balanceOf(address account) public view returns (uint256) {\n return _balances[account];\n }\n\n /// @notice gets last time where rewards accrue, also considering already queued next rewards\n function lastTimeRewardApplicable() public view returns (uint256) {\n if (block.timestamp <= _periodFinish) {\n return block.timestamp;\n }\n\n if (nextRewardsDuration == 0) {\n return _periodFinish;\n }\n\n // check if block.timestamp is within next rewards duration\n uint256 nextPeriodFinish_ = nextPeriodFinish();\n if (block.timestamp <= nextPeriodFinish_
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},
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"contracts/protocols/vault/error.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\ncontract Error {\n error FluidVaultError(uint256 errorId_);\n\n /// @notice used to simulate liquidation to find the maximum liquidatable amounts\n error FluidLiquidateResult(uint256 colLiquidated, uint256 debtLiquidated);\n}\n"
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},
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|
"contracts/protocols/vault/errorTypes.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nlibrary ErrorTypes {\n /***********************************|\n | Vault Factory | \n |__________________________________*/\n\n uint256 internal constant VaultFactory__InvalidOperation = 30001;\n uint256 internal constant VaultFactory__Unauthorized = 30002;\n uint256 internal constant VaultFactory__SameTokenNotAllowed = 30003;\n uint256 internal constant VaultFactory__InvalidParams = 30004;\n uint256 internal constant VaultFactory__InvalidVault = 30005;\n uint256 internal constant VaultFactory__InvalidVaultAddress = 30006;\n uint256 internal constant VaultFactory__OnlyDelegateCallAllowed = 30007;\n\n /***********************************|\n | VaultT1 | \n |__________________________________*/\n\n /// @notice thrown at reentrancy\n uint256 internal constant VaultT1__AlreadyEntered = 31001;\n\n /// @notice thrown when user sends deposit & borrow amount as 0\n uint256 internal constant VaultT1__InvalidOperateAmount = 31002;\n\n /// @notice thrown when msg.value is not in sync with native token deposit or payback\n uint256 internal constant VaultT1__InvalidMsgValueOperate = 31003;\n\n /// @notice thrown when msg.sender is not the owner of the vault\n uint256 internal constant VaultT1__NotAnOwner = 31004;\n\n /// @notice thrown when user's position does not exist. Sending the wrong index from the frontend\n uint256 internal constant VaultT1__TickIsEmpty = 31005;\n\n /// @notice thrown when the user's position is above CF and the user tries to make it more risky by trying to withdraw or borrow\n uint256 internal constant VaultT1__PositionAboveCF = 31006;\n\n /// @notice thrown when the top tick is not initialized. Happens if the vault is totally new or all the user's left\n uint256 internal constant VaultT1__TopTickDoesNotExist = 31007;\n\n /// @notice thrown when msg.value in liquidate is not in sync payback\n uint256 internal constant VaultT1__InvalidMsgValueLiquidate = 31008;\n\n /// @notice thrown when slippage is more on liquidation than what the liquidator sent\n uint256 internal constant VaultT1__ExcessSlippageLiquidation = 31009;\n\n /// @notice thrown when msg.sender is not the rebalancer/reserve contract\n uint256 internal constant VaultT1__NotRebalancer = 31010;\n\n /// @notice thrown when NFT of one vault interacts with the NFT of other vault\n uint256 internal constant VaultT1__NftNotOfThisVault = 31011;\n\n /// @notice thrown when the token is not initialized on the liquidity contract\n uint256 internal constant VaultT1__TokenNotInitialized = 31012;\n\n /// @notice thrown when admin updates fallback if a non-auth calls vault\n uint256 internal constant VaultT1__NotAnAuth = 31013;\n\n /// @notice thrown in operate when user tries to witdhraw more collateral than deposited\n uint256 internal constant VaultT1__ExcessCollateralWithdrawal = 31014;\n\n /// @notice thrown in operate when user tries to payback more debt than borrowed\n uint256 internal constant VaultT1__ExcessDebtPayback = 31015;\n\n /// @notice thrown when user try to withdrawal more than operate's withdrawal limit\n uint256 internal constant VaultT1__WithdrawMoreThanOperateLimit = 31016;\n\n /// @notice thrown when caller of liquidityCallback is not Liquidity\n uint256 internal constant VaultT1__InvalidLiquidityCallbackAddress = 31017;\n\n /// @notice thrown when reentrancy is not already on\n uint256 internal constant VaultT1__NotEntered = 31018;\n\n /// @notice thrown when someone directly calls secondary implementation contract\n uint256 internal constant VaultT1__OnlyDelegateCallAllowed = 31019;\n\n /// @notice thrown when the safeTransferFrom for a token amount failed\n uint256 internal constant VaultT1__TransferFromFailed = 31020;\n\n /// @notice thrown when exchange price overflows while updating on storage\n uint256 internal constant VaultT1__ExchangePriceOv
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},
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|
"contracts/protocols/vault/factory/deploymentLogics/vaultT1Logic.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { SSTORE2 } from \"solmate/src/utils/SSTORE2.sol\";\n\nimport { ErrorTypes } from \"../../errorTypes.sol\";\nimport { Error } from \"../../error.sol\";\nimport { IFluidVaultFactory } from \"../../interfaces/iVaultFactory.sol\";\n\nimport { LiquiditySlotsLink } from \"../../../../libraries/liquiditySlotsLink.sol\";\n\nimport { IFluidVaultT1 } from \"../../interfaces/iVaultT1.sol\";\nimport { FluidVaultT1 } from \"../../vaultT1/coreModule/main.sol\";\n\ninterface IERC20 {\n function decimals() external view returns (uint8);\n}\n\ncontract FluidVaultT1DeploymentLogic is Error {\n address internal constant NATIVE_TOKEN = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;\n\n /// @dev SSTORE2 pointer for the VaultT1 creation code. Stored externally to reduce factory bytecode (in 2 parts)\n address internal immutable VAULT_T1_CREATIONCODE_ADDRESS_1;\n address internal immutable VAULT_T1_CREATIONCODE_ADDRESS_2;\n\n /// @notice address of liquidity contract\n address public immutable LIQUIDITY;\n\n /// @notice address of Admin implementation\n address public immutable ADMIN_IMPLEMENTATION;\n\n /// @notice address of Secondary implementation\n address public immutable SECONDARY_IMPLEMENTATION;\n\n /// @notice address of this contract\n address public immutable ADDRESS_THIS;\n\n /// @notice Emitted when a new vaultT1 is deployed.\n /// @param vault The address of the newly deployed vault.\n /// @param vaultId The id of the newly deployed vault.\n /// @param supplyToken The address of the supply token.\n /// @param borrowToken The address of the borrow token.\n event VaultT1Deployed(\n address indexed vault,\n uint256 vaultId,\n address indexed supplyToken,\n address indexed borrowToken\n );\n\n constructor(address liquidity_, address vaultAdminImplementation_, address vaultSecondaryImplementation_) {\n LIQUIDITY = liquidity_;\n ADMIN_IMPLEMENTATION = vaultAdminImplementation_;\n SECONDARY_IMPLEMENTATION = vaultSecondaryImplementation_;\n\n // split storing creation code into two SSTORE2 pointers, because:\n // due to contract code limits 24576 bytes is the maximum amount of data that can be written in a single pointer / key.\n // Attempting to write more will result in failure.\n // So by splitting in two parts we can make sure that the contract bytecode size can use up the full limit of 24576 bytes.\n uint256 creationCodeLength_ = type(FluidVaultT1).creationCode.length;\n VAULT_T1_CREATIONCODE_ADDRESS_1 = SSTORE2.write(\n _bytesSlice(type(FluidVaultT1).creationCode, 0, creationCodeLength_ / 2)\n );\n // slice lengths:\n // when even length, e.g. 250:\n // part 1 = 0 -> 250 / 2, so 0 until 125 length, so 0 -> 125\n // part 2 = 250 / 2 -> 250 - 250 / 2, so 125 until 125 length, so 125 -> 250\n // when odd length: e.g. 251:\n // part 1 = 0 -> 251 / 2, so 0 until 125 length, so 0 -> 125\n // part 2 = 251 / 2 -> 251 - 251 / 2, so 125 until 126 length, so 125 -> 251\n VAULT_T1_CREATIONCODE_ADDRESS_2 = SSTORE2.write(\n _bytesSlice(\n type(FluidVaultT1).creationCode,\n creationCodeLength_ / 2,\n creationCodeLength_ - creationCodeLength_ / 2\n )\n );\n\n ADDRESS_THIS = address(this);\n }\n\n /// @notice Computes vaultT1 bytecode for the given supply token (`supplyToken_`) and borrow token (`borrowToken_`).\n /// This will be called by the VaultFactory via .delegateCall\n /// @param supplyToken_ The address of the supply token.\n /// @param borrowToken_ The address of the borrow token.\n /// @return vaultCreationBytecode_ Returns the bytecode of the new vault to deploy.\n function vaultT1(\n address supplyToken_,\n addre
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},
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|
"contracts/protocols/vault/interfaces/iVaultFactory.sol": {
|
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"content": "//SPDX-License-Identifier: MIT\npragma solidity 0.8.21;\n\nimport { IERC721Enumerable } from \"@openzeppelin/contracts/token/ERC721/extensions/IERC721Enumerable.sol\";\n\ninterface IFluidVaultFactory is IERC721Enumerable {\n /// @notice Minting an NFT Vault for the user\n function mint(uint256 vaultId_, address user_) external returns (uint256 tokenId_);\n\n /// @notice returns owner of Vault which is also an NFT\n function ownerOf(uint256 tokenId) external view returns (address owner);\n\n /// @notice Global auth is auth for all vaults\n function isGlobalAuth(address auth_) external view returns (bool);\n\n /// @notice Vault auth is auth for a specific vault\n function isVaultAuth(address vault_, address auth_) external view returns (bool);\n\n /// @notice Total vaults deployed.\n function totalVaults() external view returns (uint256);\n\n /// @notice Compute vaultAddress\n function getVaultAddress(uint256 vaultId) external view returns (address);\n\n /// @notice read uint256 `result_` for a storage `slot_` key\n function readFromStorage(bytes32 slot_) external view returns (uint256 result_);\n}\n"
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},
|
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|
"contracts/protocols/vault/interfaces/iVaultT1.sol": {
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"content": "//SPDX-License-Identifier: MIT\npragma solidity 0.8.21;\n\ninterface IFluidVaultT1 {\n /// @notice returns the vault id\n function VAULT_ID() external view returns (uint256);\n\n /// @notice reads uint256 data `result_` from storage at a bytes32 storage `slot_` key.\n function readFromStorage(bytes32 slot_) external view returns (uint256 result_);\n\n struct ConstantViews {\n address liquidity;\n address factory;\n address adminImplementation;\n address secondaryImplementation;\n address supplyToken;\n address borrowToken;\n uint8 supplyDecimals;\n uint8 borrowDecimals;\n uint vaultId;\n bytes32 liquiditySupplyExchangePriceSlot;\n bytes32 liquidityBorrowExchangePriceSlot;\n bytes32 liquidityUserSupplySlot;\n bytes32 liquidityUserBorrowSlot;\n }\n\n /// @notice returns all Vault constants\n function constantsView() external view returns (ConstantViews memory constantsView_);\n\n /// @notice fetches the latest user position after a liquidation\n function fetchLatestPosition(\n int256 positionTick_,\n uint256 positionTickId_,\n uint256 positionRawDebt_,\n uint256 tickData_\n )\n external\n view\n returns (\n int256, // tick\n uint256, // raw debt\n uint256, // raw collateral\n uint256, // branchID_\n uint256 // branchData_\n );\n\n /// @notice calculates the updated vault exchange prices\n function updateExchangePrices(\n uint256 vaultVariables2_\n )\n external\n view\n returns (\n uint256 liqSupplyExPrice_,\n uint256 liqBorrowExPrice_,\n uint256 vaultSupplyExPrice_,\n uint256 vaultBorrowExPrice_\n );\n\n /// @notice calculates the updated vault exchange prices and writes them to storage\n function updateExchangePricesOnStorage()\n external\n returns (\n uint256 liqSupplyExPrice_,\n uint256 liqBorrowExPrice_,\n uint256 vaultSupplyExPrice_,\n uint256 vaultBorrowExPrice_\n );\n\n /// @notice returns the liquidity contract address\n function LIQUIDITY() external view returns (address);\n\n function operate(\n uint256 nftId_, // if 0 then new position\n int256 newCol_, // if negative then withdraw\n int256 newDebt_, // if negative then payback\n address to_ // address at which the borrow & withdraw amount should go to. If address(0) then it'll go to msg.sender\n )\n external\n payable\n returns (\n uint256, // nftId_\n int256, // final supply amount. if - then withdraw\n int256 // final borrow amount. if - then payback\n );\n \n function liquidate(\n uint256 debtAmt_,\n uint256 colPerUnitDebt_, // min collateral needed per unit of debt in 1e18\n address to_,\n bool absorb_\n ) external payable returns (uint actualDebtAmt_, uint actualColAmt_);\n\n function absorb() external;\n\n function rebalance() external payable returns (int supplyAmt_, int borrowAmt_);\n\n error FluidLiquidateResult(uint256 colLiquidated, uint256 debtLiquidated);\n}\n"
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},
|
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|
"contracts/protocols/vault/vaultT1/common/variables.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\ncontract Variables {\n /***********************************|\n | Storage Variables |\n |__________________________________*/\n\n /// note: in all variables. For tick >= 0 are represented with bit as 1, tick < 0 are represented with bit as 0\n /// note: read all the variables through storageRead.sol\n\n /// note: vaultVariables contains vault variables which need regular updates through transactions\n /// First 1 bit => 0 => re-entrancy. If 0 then allow transaction to go, else throw.\n /// Next 1 bit => 1 => Is the current active branch liquidated? If true then check the branch's minima tick before creating a new position\n /// If the new tick is greater than minima tick then initialize a new branch, make that as current branch & do proper linking\n /// Next 1 bit => 2 => sign of topmost tick (0 -> negative; 1 -> positive)\n /// Next 19 bits => 3-21 => absolute value of topmost tick\n /// Next 30 bits => 22-51 => current branch ID\n /// Next 30 bits => 52-81 => total branch ID\n /// Next 64 bits => 82-145 => Total supply\n /// Next 64 bits => 146-209 => Total borrow\n /// Next 32 bits => 210-241 => Total positions\n uint256 internal vaultVariables;\n\n /// note: vaultVariables2 contains variables which do not update on every transaction. So mainly admin/auth set amount\n /// First 16 bits => 0-15 => supply rate magnifier; 10000 = 1x (Here 16 bits should be more than enough)\n /// Next 16 bits => 16-31 => borrow rate magnifier; 10000 = 1x (Here 16 bits should be more than enough)\n /// Next 10 bits => 32-41 => collateral factor. 800 = 0.8 = 80% (max precision of 0.1%)\n /// Next 10 bits => 42-51 => liquidation Threshold. 900 = 0.9 = 90% (max precision of 0.1%)\n /// Next 10 bits => 52-61 => liquidation Max Limit. 950 = 0.95 = 95% (max precision of 0.1%) (above this 100% liquidation can happen)\n /// Next 10 bits => 62-71 => withdraw gap. 100 = 0.1 = 10%. (max precision of 0.1%) (max 7 bits can also suffice for the requirement here of 0.1% to 10%). Needed to save some limits on withdrawals so liquidate can work seamlessly.\n /// Next 10 bits => 72-81 => liquidation penalty. 100 = 0.01 = 1%. (max precision of 0.01%) (max liquidation penantly can be 10.23%). Applies when tick is in between liquidation Threshold & liquidation Max Limit.\n /// Next 10 bits => 82-91 => borrow fee. 100 = 0.01 = 1%. (max precision of 0.01%) (max borrow fee can be 10.23%). Fees on borrow.\n /// Next 4 bits => 92-95 => empty\n /// Next 160 bits => 96-255 => Oracle address\n uint256 internal vaultVariables2;\n\n /// note: stores absorbed liquidity\n /// First 128 bits raw debt amount\n /// last 128 bits raw col amount\n uint256 internal absorbedLiquidity;\n\n /// position index => position data uint\n /// if the entire variable is 0 (meaning not initialized) at the start that means no position at all\n /// First 1 bit => 0 => position type (0 => borrow position; 1 => supply position)\n /// Next 1 bit => 1 => sign of user's tick (0 => negative; 1 => positive)\n /// Next 19 bits => 2-20 => absolute value of user's tick\n /// Next 24 bits => 21-44 => user's tick's id\n /// Below we are storing user's collateral & not debt, because the position can also be only collateral with no tick but it can never be only debt\n /// Next 64 bits => 45-108 => user's supply amount. Debt will be calculated through supply & ratio.\n /// Next 64 bits => 109-172 => user's dust debt amount. User's net debt = total debt - dust amount. Total debt is calculated through supply & ratio\n /// User won't pay any extra interest on dust debt & hence we will not show it as a debt on UI. For user's there's no dust.\n mapping(uint256 => uint256) internal positionData;\n\n /// Tick has debt only keeps data of non liquidated positions. liquidated tick's data stays in branch itself\n /// tick parent => uint (represents bool for 256 children)\n /// par
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},
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"contracts/protocols/vault/vaultT1/coreModule/constantVariables.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { IFluidVaultFactory } from \"../../interfaces/iVaultFactory.sol\";\nimport { IFluidLiquidity } from \"../../../../liquidity/interfaces/iLiquidity.sol\";\nimport { StorageRead } from \"../../../../libraries/storageRead.sol\";\n\nimport { Structs } from \"./structs.sol\";\n\ninterface TokenInterface {\n function decimals() external view returns (uint8);\n}\n\ncontract ConstantVariables is StorageRead, Structs {\n /***********************************|\n | Constant Variables |\n |__________________________________*/\n\n address internal constant NATIVE_TOKEN = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;\n /// @dev collateral token address\n address internal immutable SUPPLY_TOKEN;\n /// @dev borrow token address\n address internal immutable BORROW_TOKEN;\n\n /// @dev Token decimals. For example wETH is 18 decimals\n uint8 internal immutable SUPPLY_DECIMALS;\n /// @dev Token decimals. For example USDC is 6 decimals\n uint8 internal immutable BORROW_DECIMALS;\n\n /// @dev VaultT1 AdminModule implemenation address\n address internal immutable ADMIN_IMPLEMENTATION;\n\n /// @dev VaultT1 Secondary implemenation (main2.sol) address\n address internal immutable SECONDARY_IMPLEMENTATION;\n\n /// @dev liquidity proxy contract address\n IFluidLiquidity public immutable LIQUIDITY;\n\n /// @dev vault factory contract address\n IFluidVaultFactory public immutable VAULT_FACTORY;\n\n uint public immutable VAULT_ID;\n\n uint internal constant X8 = 0xff;\n uint internal constant X10 = 0x3ff;\n uint internal constant X16 = 0xffff;\n uint internal constant X19 = 0x7ffff;\n uint internal constant X20 = 0xfffff;\n uint internal constant X24 = 0xffffff;\n uint internal constant X25 = 0x1ffffff;\n uint internal constant X30 = 0x3fffffff;\n uint internal constant X35 = 0x7ffffffff;\n uint internal constant X50 = 0x3ffffffffffff;\n uint internal constant X64 = 0xffffffffffffffff;\n uint internal constant X96 = 0xffffffffffffffffffffffff;\n uint internal constant X128 = 0xffffffffffffffffffffffffffffffff;\n\n uint256 internal constant EXCHANGE_PRICES_PRECISION = 1e12;\n\n /// @dev slot ids in Liquidity contract. Helps in low gas fetch from liquidity contract by skipping delegate call\n bytes32 internal immutable LIQUIDITY_SUPPLY_EXCHANGE_PRICE_SLOT;\n bytes32 internal immutable LIQUIDITY_BORROW_EXCHANGE_PRICE_SLOT;\n bytes32 internal immutable LIQUIDITY_USER_SUPPLY_SLOT;\n bytes32 internal immutable LIQUIDITY_USER_BORROW_SLOT;\n\n /// @notice returns all Vault constants\n function constantsView() external view returns (ConstantViews memory constantsView_) {\n constantsView_.liquidity = address(LIQUIDITY);\n constantsView_.factory = address(VAULT_FACTORY);\n constantsView_.adminImplementation = ADMIN_IMPLEMENTATION;\n constantsView_.secondaryImplementation = SECONDARY_IMPLEMENTATION;\n constantsView_.supplyToken = SUPPLY_TOKEN;\n constantsView_.borrowToken = BORROW_TOKEN;\n constantsView_.supplyDecimals = SUPPLY_DECIMALS;\n constantsView_.borrowDecimals = BORROW_DECIMALS;\n constantsView_.vaultId = VAULT_ID;\n constantsView_.liquiditySupplyExchangePriceSlot = LIQUIDITY_SUPPLY_EXCHANGE_PRICE_SLOT;\n constantsView_.liquidityBorrowExchangePriceSlot = LIQUIDITY_BORROW_EXCHANGE_PRICE_SLOT;\n constantsView_.liquidityUserSupplySlot = LIQUIDITY_USER_SUPPLY_SLOT;\n constantsView_.liquidityUserBorrowSlot = LIQUIDITY_USER_BORROW_SLOT;\n }\n\n constructor(ConstantViews memory constants_) {\n LIQUIDITY = IFluidLiquidity(constants_.liquidity);\n VAULT_FACTORY = IFluidVaultFactory(constants_.factory);\n VAULT_ID = constants_.vaultId;\n\n SUPPLY_TOKEN = constants_.supplyToken;\n BORROW_TOKEN = constants_.borrowToken;\n SUPPLY_DECIMALS = constants_.supplyDecimals;\n BORROW_DECIMALS = constants_
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},
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|
"contracts/protocols/vault/vaultT1/coreModule/events.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\ncontract Events {\n /// @notice emitted when an operate() method is executed that changes collateral (`colAmt_`) / debt (debtAmt_`)\n /// amount for a `user_` position with `nftId_`. Receiver of any funds is the address `to_`.\n event LogOperate(address user_, uint256 nftId_, int256 colAmt_, int256 debtAmt_, address to_);\n\n /// @notice emitted when the exchange prices are updated in storage.\n event LogUpdateExchangePrice(uint256 supplyExPrice_, uint256 borrowExPrice_);\n\n /// @notice emitted when a liquidation has been executed.\n event LogLiquidate(address liquidator_, uint256 colAmt_, uint256 debtAmt_, address to_);\n\n /// @notice emitted when `absorb()` was executed to absorb bad debt.\n event LogAbsorb(uint colAbsorbedRaw_, uint debtAbsorbedRaw_);\n\n /// @notice emitted when a `rebalance()` has been executed, balancing out total supply / borrow between Vault\n /// and Fluid Liquidity pools.\n /// if `colAmt_` is positive then loss, meaning transfer from rebalancer address to vault and deposit.\n /// if `colAmt_` is negative then profit, meaning withdrawn from vault and sent to rebalancer address.\n /// if `debtAmt_` is positive then profit, meaning borrow from vault and sent to rebalancer address.\n /// if `debtAmt_` is negative then loss, meaning transfer from rebalancer address to vault and payback.\n event LogRebalance(int colAmt_, int debtAmt_);\n}\n"
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},
|
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|
"contracts/protocols/vault/vaultT1/coreModule/helpers.sol": {
|
|||
|
"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { Variables } from \"../common/variables.sol\";\nimport { ConstantVariables } from \"./constantVariables.sol\";\nimport { Events } from \"./events.sol\";\nimport { TickMath } from \"../../../../libraries/tickMath.sol\";\nimport { BigMathMinified } from \"../../../../libraries/bigMathMinified.sol\";\nimport { BigMathVault } from \"../../../../libraries/bigMathVault.sol\";\nimport { LiquidityCalcs } from \"../../../../libraries/liquidityCalcs.sol\";\n\nimport { ErrorTypes } from \"../../errorTypes.sol\";\nimport { Error } from \"../../error.sol\";\n\n/// @dev Fluid vault protocol helper methods. Mostly used for `operate()` and `liquidate()` methods of CoreModule.\nabstract contract Helpers is Variables, ConstantVariables, Events, Error {\n using BigMathMinified for uint256;\n using BigMathVault for uint256;\n\n /// @notice Calculates new vault exchange prices. Does not update values in storage.\n /// @param vaultVariables2_ exactly same as vaultVariables2 from storage\n /// @return liqSupplyExPrice_ latest liquidity's supply token supply exchange price\n /// @return liqBorrowExPrice_ latest liquidity's borrow token borrow exchange price\n /// @return vaultSupplyExPrice_ latest vault's supply token exchange price\n /// @return vaultBorrowExPrice_ latest vault's borrow token exchange price\n function updateExchangePrices(\n uint256 vaultVariables2_\n )\n public\n view\n returns (\n uint256 liqSupplyExPrice_,\n uint256 liqBorrowExPrice_,\n uint256 vaultSupplyExPrice_,\n uint256 vaultBorrowExPrice_\n )\n {\n // Fetching last stored rates\n uint rates_ = rates;\n\n (liqSupplyExPrice_, ) = LiquidityCalcs.calcExchangePrices(\n LIQUIDITY.readFromStorage(LIQUIDITY_SUPPLY_EXCHANGE_PRICE_SLOT)\n );\n (, liqBorrowExPrice_) = LiquidityCalcs.calcExchangePrices(\n LIQUIDITY.readFromStorage(LIQUIDITY_BORROW_EXCHANGE_PRICE_SLOT)\n );\n\n uint256 oldLiqSupplyExPrice_ = (rates_ & X64);\n uint256 oldLiqBorrowExPrice_ = ((rates_ >> 64) & X64);\n if (liqSupplyExPrice_ < oldLiqSupplyExPrice_ || liqBorrowExPrice_ < oldLiqBorrowExPrice_) {\n // new liquidity exchange price is < than the old one. liquidity exchange price should only ever increase.\n // If not, something went wrong and avoid proceeding with unknown outcome.\n revert FluidVaultError(ErrorTypes.VaultT1__LiquidityExchangePriceUnexpected);\n }\n\n // liquidity Exchange Prices always increases in next block. Hence substraction with old will never be negative\n // uint64 * 1e18 is the max the number that could be\n unchecked {\n // Calculating increase in supply exchange price w.r.t last stored liquidity's exchange price\n // vaultSupplyExPrice_ => supplyIncreaseInPercent_\n vaultSupplyExPrice_ = ((((liqSupplyExPrice_ * 1e18) / oldLiqSupplyExPrice_) - 1e18) *\n (vaultVariables2_ & X16)) / 10000; // supply rate magnifier\n\n // Calculating increase in borrow exchange price w.r.t last stored liquidity's exchange price\n // vaultBorrowExPrice_ => borrowIncreaseInPercent_\n vaultBorrowExPrice_ = ((((liqBorrowExPrice_ * 1e18) / oldLiqBorrowExPrice_) - 1e18) *\n ((vaultVariables2_ >> 16) & X16)) / 10000; // borrow rate magnifier\n\n // It's extremely hard the exchange prices to overflow even in 100 years but if it does it's not an\n // issue here as we are not updating on storage\n // (rates_ >> 128) & X64) -> last stored vault's supply token exchange price\n vaultSupplyExPrice_ = (((rates_ >> 128) & X64) * (1e18 + vaultSupplyExPrice_)) / 1e18;\n // (rates_ >> 192) -> last stored vault's borrow token exchange price (no need to mask with & X64 as it is anyway max 64 bits)\n vaultBorrowExPrice_
|
|||
|
},
|
|||
|
"contracts/protocols/vault/vaultT1/coreModule/main.sol": {
|
|||
|
"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\n\nimport { IFluidOracle } from \"../../../../oracle/fluidOracle.sol\";\n\nimport { TickMath } from \"../../../../libraries/tickMath.sol\";\nimport { BigMathMinified } from \"../../../../libraries/bigMathMinified.sol\";\nimport { BigMathVault } from \"../../../../libraries/bigMathVault.sol\";\nimport { LiquidityCalcs } from \"../../../../libraries/liquidityCalcs.sol\";\nimport { SafeTransfer } from \"../../../../libraries/safeTransfer.sol\";\n\nimport { Helpers } from \"./helpers.sol\";\nimport { LiquiditySlotsLink } from \"../../../../libraries/liquiditySlotsLink.sol\";\n\nimport { ErrorTypes } from \"../../errorTypes.sol\";\n\n/// @notice Fluid \"VaultT1\" (Vault Type 1). Fluid vault protocol main contract.\n/// Fluid Vault protocol is a borrow / lending protocol, allowing users to create collateral / borrow positions.\n/// All funds are deposited into / borrowed from Fluid Liquidity layer.\n/// Positions are represented through NFTs minted by the VaultFactory.\n/// Deployed by \"VaultFactory\" and linked together with VaultT1 AdminModule `ADMIN_IMPLEMENTATION` and\n/// FluidVaultT1Secondary (main2.sol) `SECONDARY_IMPLEMENTATION`.\n/// AdminModule & FluidVaultT1Secondary methods are delegateCalled, if the msg.sender has the required authorization.\n/// This contract links to an Oracle, which is used to assess collateral / debt value. Oracles implement the\n/// \"FluidOracle\" base contract and return the price in 1e27 precision.\n/// @dev For view methods / accessing data, use the \"VaultResolver\" periphery contract.\n//\n// vaults can only be deployed for tokens that are listed at Liquidity (constructor reverts otherwise\n// if either the exchange price for the supply token or the borrow token is still not set at Liquidity).\ncontract FluidVaultT1 is Helpers {\n using BigMathMinified for uint256;\n using BigMathVault for uint256;\n\n /// @dev Single function which handles supply, withdraw, borrow & payback\n /// @param nftId_ NFT ID for interaction. If 0 then create new NFT/position.\n /// @param newCol_ new collateral. If positive then deposit, if negative then withdraw, if 0 then do nohing\n /// @param newDebt_ new debt. If positive then borrow, if negative then payback, if 0 then do nohing\n /// @param to_ address where withdraw or borrow should go. If address(0) then msg.sender\n /// @return nftId_ if 0 then this returns the newly created NFT Id else returns the same NFT ID\n /// @return newCol_ final supply amount. Mainly if max withdraw using type(int).min then this is useful to get perfect amount else remain same as newCol_\n /// @return newDebt_ final borrow amount. Mainly if max payback using type(int).min then this is useful to get perfect amount else remain same as newDebt_\n function operate(\n uint256 nftId_, // if 0 then new position\n int256 newCol_, // if negative then withdraw\n int256 newDebt_, // if negative then payback\n address to_ // address at which the borrow & withdraw amount should go to. If address(0) then it'll go to msg.sender\n )\n public\n payable\n returns (\n uint256, // nftId_\n int256, // final supply amount. if - then withdraw\n int256 // final borrow amount. if - then payback\n )\n {\n uint256 vaultVariables_ = vaultVariables;\n // re-entrancy check\n if (vaultVariables_ & 1 == 0) {\n // Updating on storage\n vaultVariables = vaultVariables_ | 1;\n } else {\n revert FluidVaultError(ErrorTypes.VaultT1__AlreadyEntered);\n }\n\n if (\n (newCol_ == 0 && newDebt_ == 0) ||\n // withdrawal or deposit cannot be too small\n ((newCol_ != 0) && (newCol_ > -10000 && newCol_ < 10000)) ||\n // borrow or payback cannot be too small\n ((newDebt_ != 0) && (newDebt_ > -10000 && newDebt_ < 10000))\
|
|||
|
},
|
|||
|
"contracts/protocols/vault/vaultT1/coreModule/main2.sol": {
|
|||
|
"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\nimport { Variables } from \"../common/variables.sol\";\nimport { IFluidOracle } from \"../../../../oracle/fluidOracle.sol\";\nimport { TickMath } from \"../../../../libraries/tickMath.sol\";\nimport { BigMathMinified } from \"../../../../libraries/bigMathMinified.sol\";\nimport { Error } from \"../../error.sol\";\nimport { ErrorTypes } from \"../../errorTypes.sol\";\nimport { IFluidVaultT1 } from \"../../interfaces/iVaultT1.sol\";\nimport { Structs } from \"./structs.sol\";\nimport { Events } from \"./events.sol\";\nimport { LiquiditySlotsLink } from \"../../../../libraries/liquiditySlotsLink.sol\";\nimport { LiquidityCalcs } from \"../../../../libraries/liquidityCalcs.sol\";\nimport { IFluidLiquidity } from \"../../../../liquidity/interfaces/iLiquidity.sol\";\nimport { SafeTransfer } from \"../../../../libraries/safeTransfer.sol\";\n\n/// @notice Fluid Vault protocol secondary methods contract.\n/// Implements `absorb()` and `rebalance()` methods, extracted from main contract due to contract size limits.\n/// Methods are limited to be called via delegateCall only (as done by Vault CoreModule \"VaultT1\" contract).\ncontract FluidVaultT1Secondary is Variables, Error, Structs, Events {\n using BigMathMinified for uint;\n\n address internal constant NATIVE_TOKEN = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;\n\n // 30 bits (used for partials mainly)\n uint internal constant X8 = 0xff;\n uint internal constant X10 = 0x3ff;\n uint internal constant X16 = 0xffff;\n uint internal constant X19 = 0x7ffff;\n uint internal constant X20 = 0xfffff;\n uint internal constant X24 = 0xffffff;\n uint internal constant X25 = 0x1ffffff;\n uint internal constant X30 = 0x3fffffff;\n uint internal constant X35 = 0x7ffffffff;\n uint internal constant X50 = 0x3ffffffffffff;\n uint internal constant X64 = 0xffffffffffffffff;\n uint internal constant X96 = 0xffffffffffffffffffffffff;\n uint internal constant X128 = 0xffffffffffffffffffffffffffffffff;\n\n address private immutable addressThis;\n\n constructor() {\n addressThis = address(this);\n }\n\n modifier _verifyCaller() {\n if (address(this) == addressThis) {\n revert FluidVaultError(ErrorTypes.VaultT1__OnlyDelegateCallAllowed);\n }\n _;\n }\n\n /// @dev absorb function absorbs the bad debt if the bad debt is above max limit. The main use of it is\n /// if the bad debt didn't got liquidated in time maybe due to sudden price drop or bad debt was extremely small to liquidate\n /// and the bad debt goes above 100% ratio then there's no incentive for anyone to liquidate now\n /// hence absorb functions absorbs that bad debt to allow newer bad debt to liquidate seamlessly.\n /// if absorbing were to happen after this it's on governance on how to deal with it\n /// although it can still be removed through liquidate via liquidator if the price goes back up and liquidation becomes beneficial\n /// upon absorbed user position gets 100% liquidated.\n function absorb(uint vaultVariables_, int maxTick_) public _verifyCaller returns (uint) {\n AbsorbMemoryVariables memory a_;\n\n // Temporary holder variables, used many times for different small few liner things\n uint temp_;\n uint temp2_;\n\n TickHasDebt memory tickHasDebt_;\n\n {\n // liquidating ticks above max ratio\n\n // temp_ -> top tick\n temp_ = ((vaultVariables_ >> 2) & X20);\n // increasing startingTick_ by 1 so the current tick comes into looping equation\n a_.startingTick = (temp_ & 1) == 1 ? (int(temp_ >> 1) + 1) : (-int(temp_ >> 1) + 1);\n\n tickHasDebt_.mapId = a_.startingTick < 0 ? ((a_.startingTick + 1) / 256) - 1 : a_.startingTick / 256;\n\n tickHasDebt_.tickHasDebt = tickHasDebt[tickHasDebt_.mapId];\n\n {\n // For last user remaining in vault there could be a lot of whil
|
|||
|
},
|
|||
|
"contracts/protocols/vault/vaultT1/coreModule/structs.sol": {
|
|||
|
"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\ncontract Structs {\n // structs are used to mitigate Stack too deep errors\n\n struct OperateMemoryVars {\n // ## User's position before update ##\n uint oldColRaw;\n uint oldNetDebtRaw; // total debt - dust debt\n int oldTick;\n // ## User's position after update ##\n uint colRaw;\n uint debtRaw;\n uint dustDebtRaw;\n int tick;\n uint tickId;\n // others\n uint256 vaultVariables2;\n uint256 branchId;\n int256 topTick;\n uint liquidityExPrice;\n uint supplyExPrice;\n uint borrowExPrice;\n uint branchData;\n // user's supply slot data in liquidity\n uint userSupplyLiquidityData;\n }\n\n struct BranchData {\n uint id;\n uint data;\n uint ratio;\n uint debtFactor;\n int minimaTick;\n uint baseBranchData;\n }\n\n struct TickData {\n int tick;\n uint data;\n uint ratio;\n uint ratioOneLess;\n uint length;\n uint currentRatio; // current tick is ratio with partials.\n uint partials;\n }\n\n // note: All the below token amounts are in raw form.\n struct CurrentLiquidity {\n uint256 debtRemaining; // Debt remaining to liquidate\n uint256 debt; // Current liquidatable debt before reaching next check point\n uint256 col; // Calculate using debt & ratioCurrent\n uint256 colPerDebt; // How much collateral to liquidate per unit of Debt\n uint256 totalDebtLiq; // Total debt liquidated till now\n uint256 totalColLiq; // Total collateral liquidated till now\n int tick; // Current tick to liquidate\n uint ratio; // Current ratio to liquidate\n uint tickStatus; // if 1 then it's a perfect tick, if 2 that means it's a liquidated tick\n int refTick; // ref tick to liquidate\n uint refRatio; // ratio at ref tick\n uint refTickStatus; // if 1 then it's a perfect tick, if 2 that means it's a liquidated tick, if 3 that means it's a liquidation threshold\n }\n\n struct TickHasDebt {\n int tick; // current tick\n int nextTick; // next tick with liquidity\n int mapId; // mapping ID of tickHasDebt\n uint bitsToRemove; // liquidity to remove till tick_ so we can search for next tick\n uint tickHasDebt; // getting tickHasDebt_ from tickHasDebt[mapId_]\n uint mostSigBit; // most significant bit in tickHasDebt_ to get the next tick\n }\n\n struct LiquidateMemoryVars {\n uint256 vaultVariables2;\n int liquidationTick;\n int maxTick;\n uint256 supplyExPrice;\n uint256 borrowExPrice;\n }\n\n struct AbsorbMemoryVariables {\n uint256 debtAbsorbed;\n uint256 colAbsorbed;\n int256 startingTick;\n uint256 mostSigBit;\n }\n\n struct ConstantViews {\n address liquidity;\n address factory;\n address adminImplementation;\n address secondaryImplementation;\n address supplyToken;\n address borrowToken;\n uint8 supplyDecimals;\n uint8 borrowDecimals;\n uint vaultId;\n bytes32 liquiditySupplyExchangePriceSlot;\n bytes32 liquidityBorrowExchangePriceSlot;\n bytes32 liquidityUserSupplySlot;\n bytes32 liquidityUserBorrowSlot;\n }\n\n struct RebalanceMemoryVariables {\n uint256 liqSupplyExPrice;\n uint256 liqBorrowExPrice;\n uint256 vaultSupplyExPrice;\n uint256 vaultBorrowExPrice;\n }\n}\n"
|
|||
|
},
|
|||
|
"solmate/src/auth/Owned.sol": {
|
|||
|
"content": "// SPDX-License-Identifier: AGPL-3.0-only\npragma solidity >=0.8.0;\n\n/// @notice Simple single owner authorization mixin.\n/// @author Solmate (https://github.com/transmissions11/solmate/blob/main/src/auth/Owned.sol)\nabstract contract Owned {\n /*//////////////////////////////////////////////////////////////\n EVENTS\n //////////////////////////////////////////////////////////////*/\n\n event OwnershipTransferred(address indexed user, address indexed newOwner);\n\n /*//////////////////////////////////////////////////////////////\n OWNERSHIP STORAGE\n //////////////////////////////////////////////////////////////*/\n\n address public owner;\n\n modifier onlyOwner() virtual {\n require(msg.sender == owner, \"UNAUTHORIZED\");\n\n _;\n }\n\n /*//////////////////////////////////////////////////////////////\n CONSTRUCTOR\n //////////////////////////////////////////////////////////////*/\n\n constructor(address _owner) {\n owner = _owner;\n\n emit OwnershipTransferred(address(0), _owner);\n }\n\n /*//////////////////////////////////////////////////////////////\n OWNERSHIP LOGIC\n //////////////////////////////////////////////////////////////*/\n\n function transferOwnership(address newOwner) public virtual onlyOwner {\n owner = newOwner;\n\n emit OwnershipTransferred(msg.sender, newOwner);\n }\n}\n"
|
|||
|
},
|
|||
|
"solmate/src/utils/FixedPointMathLib.sol": {
|
|||
|
"content": "// SPDX-License-Identifier: AGPL-3.0-only\npragma solidity >=0.8.0;\n\n/// @notice Arithmetic library with operations for fixed-point numbers.\n/// @author Solmate (https://github.com/transmissions11/solmate/blob/main/src/utils/FixedPointMathLib.sol)\n/// @author Inspired by USM (https://github.com/usmfum/USM/blob/master/contracts/WadMath.sol)\nlibrary FixedPointMathLib {\n /*//////////////////////////////////////////////////////////////\n SIMPLIFIED FIXED POINT OPERATIONS\n //////////////////////////////////////////////////////////////*/\n\n uint256 internal constant MAX_UINT256 = 2**256 - 1;\n\n uint256 internal constant WAD = 1e18; // The scalar of ETH and most ERC20s.\n\n function mulWadDown(uint256 x, uint256 y) internal pure returns (uint256) {\n return mulDivDown(x, y, WAD); // Equivalent to (x * y) / WAD rounded down.\n }\n\n function mulWadUp(uint256 x, uint256 y) internal pure returns (uint256) {\n return mulDivUp(x, y, WAD); // Equivalent to (x * y) / WAD rounded up.\n }\n\n function divWadDown(uint256 x, uint256 y) internal pure returns (uint256) {\n return mulDivDown(x, WAD, y); // Equivalent to (x * WAD) / y rounded down.\n }\n\n function divWadUp(uint256 x, uint256 y) internal pure returns (uint256) {\n return mulDivUp(x, WAD, y); // Equivalent to (x * WAD) / y rounded up.\n }\n\n /*//////////////////////////////////////////////////////////////\n LOW LEVEL FIXED POINT OPERATIONS\n //////////////////////////////////////////////////////////////*/\n\n function mulDivDown(\n uint256 x,\n uint256 y,\n uint256 denominator\n ) internal pure returns (uint256 z) {\n /// @solidity memory-safe-assembly\n assembly {\n // Equivalent to require(denominator != 0 && (y == 0 || x <= type(uint256).max / y))\n if iszero(mul(denominator, iszero(mul(y, gt(x, div(MAX_UINT256, y)))))) {\n revert(0, 0)\n }\n\n // Divide x * y by the denominator.\n z := div(mul(x, y), denominator)\n }\n }\n\n function mulDivUp(\n uint256 x,\n uint256 y,\n uint256 denominator\n ) internal pure returns (uint256 z) {\n /// @solidity memory-safe-assembly\n assembly {\n // Equivalent to require(denominator != 0 && (y == 0 || x <= type(uint256).max / y))\n if iszero(mul(denominator, iszero(mul(y, gt(x, div(MAX_UINT256, y)))))) {\n revert(0, 0)\n }\n\n // If x * y modulo the denominator is strictly greater than 0,\n // 1 is added to round up the division of x * y by the denominator.\n z := add(gt(mod(mul(x, y), denominator), 0), div(mul(x, y), denominator))\n }\n }\n\n function rpow(\n uint256 x,\n uint256 n,\n uint256 scalar\n ) internal pure returns (uint256 z) {\n /// @solidity memory-safe-assembly\n assembly {\n switch x\n case 0 {\n switch n\n case 0 {\n // 0 ** 0 = 1\n z := scalar\n }\n default {\n // 0 ** n = 0\n z := 0\n }\n }\n default {\n switch mod(n, 2)\n case 0 {\n // If n is even, store scalar in z for now.\n z := scalar\n }\n default {\n // If n is odd, store x in z for now.\n z := x\n }\n\n // Shifting right by 1 is like dividing by 2.\n let half := shr(1, scalar)\n\n for {\n // Shift n right by 1 before looping to halve it.\n n := shr(1, n)\n } n {\n // Shift n right by 1 each iteration to halve it.\n n := shr(1, n)\n } {\n
|
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|
},
|
|||
|
"solmate/src/utils/SSTORE2.sol": {
|
|||
|
"content": "// SPDX-License-Identifier: AGPL-3.0-only\npragma solidity >=0.8.0;\n\n/// @notice Read and write to persistent storage at a fraction of the cost.\n/// @author Solmate (https://github.com/transmissions11/solmate/blob/main/src/utils/SSTORE2.sol)\n/// @author Modified from 0xSequence (https://github.com/0xSequence/sstore2/blob/master/contracts/SSTORE2.sol)\nlibrary SSTORE2 {\n uint256 internal constant DATA_OFFSET = 1; // We skip the first byte as it's a STOP opcode to ensure the contract can't be called.\n\n /*//////////////////////////////////////////////////////////////\n WRITE LOGIC\n //////////////////////////////////////////////////////////////*/\n\n function write(bytes memory data) internal returns (address pointer) {\n // Prefix the bytecode with a STOP opcode to ensure it cannot be called.\n bytes memory runtimeCode = abi.encodePacked(hex\"00\", data);\n\n bytes memory creationCode = abi.encodePacked(\n //---------------------------------------------------------------------------------------------------------------//\n // Opcode | Opcode + Arguments | Description | Stack View //\n //---------------------------------------------------------------------------------------------------------------//\n // 0x60 | 0x600B | PUSH1 11 | codeOffset //\n // 0x59 | 0x59 | MSIZE | 0 codeOffset //\n // 0x81 | 0x81 | DUP2 | codeOffset 0 codeOffset //\n // 0x38 | 0x38 | CODESIZE | codeSize codeOffset 0 codeOffset //\n // 0x03 | 0x03 | SUB | (codeSize - codeOffset) 0 codeOffset //\n // 0x80 | 0x80 | DUP | (codeSize - codeOffset) (codeSize - codeOffset) 0 codeOffset //\n // 0x92 | 0x92 | SWAP3 | codeOffset (codeSize - codeOffset) 0 (codeSize - codeOffset) //\n // 0x59 | 0x59 | MSIZE | 0 codeOffset (codeSize - codeOffset) 0 (codeSize - codeOffset) //\n // 0x39 | 0x39 | CODECOPY | 0 (codeSize - codeOffset) //\n // 0xf3 | 0xf3 | RETURN | //\n //---------------------------------------------------------------------------------------------------------------//\n hex\"60_0B_59_81_38_03_80_92_59_39_F3\", // Returns all code in the contract except for the first 11 (0B in hex) bytes.\n runtimeCode // The bytecode we want the contract to have after deployment. Capped at 1 byte less than the code size limit.\n );\n\n /// @solidity memory-safe-assembly\n assembly {\n // Deploy a new contract with the generated creation code.\n // We start 32 bytes into the code to avoid copying the byte length.\n pointer := create(0, add(creationCode, 32), mload(creationCode))\n }\n\n require(pointer != address(0), \"DEPLOYMENT_FAILED\");\n }\n\n /*//////////////////////////////////////////////////////////////\n READ LOGIC\n //////////////////////////////////////////////////////////////*/\n\n function read(address pointer) internal view returns (bytes memory) {\n return readBytecode(pointer, DATA_OFFSET, pointer.code.length - DATA_OFFSET);\n }\n\n function read(address pointer, uint256 start) internal view returns (bytes memory) {\n start += DATA_OFFSET;\n\n return readBytecode(pointer, start, pointer.code.length - start);\n }\n\n function read(\n address pointer,\n ui
|
|||
|
}
|
|||
|
},
|
|||
|
"settings": {
|
|||
|
"optimizer": {
|
|||
|
"enabled": true,
|
|||
|
"runs": 10000000
|
|||
|
},
|
|||
|
"evmVersion": "paris",
|
|||
|
"outputSelection": {
|
|||
|
"*": {
|
|||
|
"*": [
|
|||
|
"abi",
|
|||
|
"evm.bytecode",
|
|||
|
"evm.deployedBytecode",
|
|||
|
"evm.methodIdentifiers",
|
|||
|
"metadata",
|
|||
|
"devdoc",
|
|||
|
"userdoc",
|
|||
|
"storageLayout",
|
|||
|
"evm.gasEstimates"
|
|||
|
],
|
|||
|
"": [
|
|||
|
"ast"
|
|||
|
]
|
|||
|
}
|
|||
|
},
|
|||
|
"metadata": {
|
|||
|
"useLiteralContent": true
|
|||
|
}
|
|||
|
}
|
|||
|
}
|