mirror of
https://github.com/Instadapp/fluid-contracts-public.git
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51 lines
34 KiB
JSON
51 lines
34 KiB
JSON
{
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"language": "Solidity",
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"sources": {
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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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"@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 implementing it ourselves. We use {Address-functionCall} to perform this call, which verifies that\n // the target address contains contract code and also asserts for success in the low-level call.\n\n bytes memory returndata = address(token).functionCall(data, \"SafeERC20: low-level call failed\");\n if (returndata.length > 0) {\n // Return data is optional\n require(abi.decode(returndata, (bool)), \"SafeERC20: ERC20 operation did not succeed\");\n }\n }\n}\n"
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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 errorMessage\n ) internal returns (bytes memory) {\n return functionCallWithValue(target, data, 0, errorMessage);\n }\n\n /**\n * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],\n * but also transferring `value` wei to `target`.\n *\n * Requirements:\n *\n * - the calling contract must have an ETH balance of at least `value`.\n * - the called Solidity function must be `payable`.\n *\n * _Available since v3.1._\n */\n function functionCallWithValue(\n address target,\n bytes memory data,\n uint256 value\n ) internal returns (bytes memory) {\n return functionCallWithValue(target, data, value, \"Address: low-level call with value failed\");\n }\n\n /**\n * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but\n * with `errorMessage` as a fallback revert reason when `target` reverts.\n *\n * _Available since v3.1._\n */\n function functionCallWithValue(\n address target,\n bytes memory data,\n uint256 value,\n string memory errorMessage\n ) internal returns (bytes memory) {\n require(address(this).balance >= value, \"Address: insufficient balance for call\");\n (bool success, bytes memory returndata) = target.call{value: value}(data);\n return verifyCallResultFromTarget(target, success, returndata, errorMessage);\n }\n\n /**\n * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],\n * but performing a static call.\n *\n * _Available since v3.3._\n */\n function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {\n return functionStaticCall(target, data, \"Address: low-level static call failed\");\n }\n\n /**\n * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],\n * but performing a static call.\n *\n * _Available since v3.3._\n */\n function functionStaticCall(\n address target,\n bytes memory data,\n string memory errorMessage\n ) internal view returns (bytes memory) {\n (bool success, bytes memory returndata) = target.staticcall(data);\n return verifyCallResultFromTarget(target, success, returndata, errorMessage);\n }\n\n /**\n * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],\n * but performing a delegate call.\n *\n * _Available since v3.4._\n */\n function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {\n return functionDelegateCall(target, data, \"Address: low-level delegate call failed\");\n }\n\n /**\n * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],\n * but performing a delegate call.\n *\n * _Available since v3.4._\n */\n function functionDelegateCall(\n address target,\n bytes memory data,\n string memory errorMessage\n ) internal returns (bytes memory) {\n (bool success, bytes memory returndata) = target.delegatecall(data);\n return verifyCallResultFromTarget(target, success, returndata, errorMessage);\n }\n\n /**\n * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling\n * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract.\n *\n * _Available since v4.8._\n */\n function verifyCallResultFromTarget(\n address target,\n bool success,\n bytes memory returndata,\n string memory errorMessage\n ) internal view returns (bytes memory) {\n if (success) {\n if (returndata.length == 0) {\n // only check isContract if the call was successful and the return data is empty\n // otherwise we already know that it was a contract\n require(isContract(target), \"Address: call to non-contract\");\n }\n return returndata;\n } else {\n _revert(returndata, errorMessage);\n }\n }\n\n /**\n * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the\n * revert reason or using the provided one.\n *\n * _Available since v4.3._\n */\n function verifyCallResult(\n bool success,\n bytes memory returndata,\n string memory errorMessage\n ) internal pure returns (bytes memory) {\n if (success) {\n return returndata;\n } else {\n _revert(returndata, errorMessage);\n }\n }\n\n function _revert(bytes memory returndata, string memory errorMessage) private pure {\n // Look for revert reason and bubble it up if present\n if (returndata.length > 0) {\n // The easiest way to bubble the revert reason is using memory via assembly\n /// @solidity memory-safe-assembly\n assembly {\n let returndata_size := mload(returndata)\n revert(add(32, returndata), returndata_size)\n }\n } else {\n revert(errorMessage);\n }\n }\n}\n"
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"contracts/liquidity/common/variables.sol": {
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"content": "// SPDX-License-Identifier: BUSL-1.1\npragma solidity 0.8.21;\n\ncontract ConstantVariables {\n /// @dev Storage slot with the admin of the contract. Logic from \"proxy.sol\".\n /// This is the keccak-256 hash of \"eip1967.proxy.admin\" subtracted by 1, and is validated in the constructor.\n bytes32 internal constant GOVERNANCE_SLOT = 0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103;\n\n uint256 internal constant EXCHANGE_PRICES_PRECISION = 1e12;\n\n /// @dev address that is mapped to the chain native token\n address internal constant NATIVE_TOKEN_ADDRESS = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;\n /// @dev limit for triggering a revert if sent along excess `msg.value` is bigger than this amount\n uint256 internal constant NATIVE_AMOUNT_EXCESS_LIMIT = 1e9;\n\n /// @dev Ignoring leap years\n uint256 internal constant SECONDS_PER_YEAR = 365 days;\n\n /// @dev limit any total amount to be half of type(uint128).max (~3.4e38) at type(int128).max (~1.7e38) as safety\n /// measure for any potential overflows / unexpected outcomes. This is checked for total borrow / supply.\n uint256 internal constant MAX_TOKEN_AMOUNT_CAP = uint256(uint128(type(int128).max));\n\n /// @dev time after which a write to storage of exchangePricesAndConfig will happen always.\n uint256 internal constant FORCE_STORAGE_WRITE_AFTER_TIME = 1 days;\n\n /// @dev constants used for BigMath conversion from and to storage\n uint256 internal constant SMALL_COEFFICIENT_SIZE = 10;\n uint256 internal constant DEFAULT_COEFFICIENT_SIZE = 56;\n uint256 internal constant DEFAULT_EXPONENT_SIZE = 8;\n uint256 internal constant DEFAULT_EXPONENT_MASK = 0xFF;\n\n /// @dev constants to increase readability for using bit masks\n uint256 internal constant FOUR_DECIMALS = 1e4;\n uint256 internal constant TWELVE_DECIMALS = 1e12;\n uint256 internal constant X8 = 0xff;\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\ncontract Variables is ConstantVariables {\n /// @dev address of contract that gets sent the revenue. Configurable by governance\n address internal _revenueCollector;\n\n // 12 bytes empty\n\n // ----- storage slot 1 ------\n\n /// @dev paused status: status = 1 -> normal. status = 2 -> paused.\n /// not tightly packed with revenueCollector address to allow for potential changes later that improve gas more\n /// (revenueCollector is only rarely used by admin methods, where optimization is not as important).\n /// to be replaced with transient storage once EIP-1153 Transient storage becomes available with dencun upgrade.\n uint256 internal _status;\n\n // ----- storage slot 2 ------\n\n /// @dev 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.\n /// Governance is auth by default\n mapping(address => uint256) internal _isAuth;\n\n // ----- storage slot 3 ------\n\n /// @dev Guardians can pause lower class users\n /// Governance can add/remove guardians\n /// Governance is guardian by default\n mapping(address => uint256) internal _isGuardian;\n\n // ----- storage slot 4 ------\n\n /// @dev 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 mapping(address => uint256) internal _userClass;\n\n // ----- storage slot 5 ------\n\n /// @dev exchange prices and token config per token: token -> exchange prices & config\n /// First 16 bits => 0- 15 => borrow rate (in 1e2: 100% = 10_000; 1% = 100 -> max value 65535)\n /// Next 14 bits => 16- 29 => fee on interest from borrowers to lenders (in 1e2: 100% = 10_000; 1% = 100 -> max value 16_383). configurable.\n /// Next 14 bits => 30- 43 => last stored utilization (in 1e2: 100% = 10_000; 1% = 100 -> max value 16_383)\n /// Next 14 bits => 44- 57 => update on storage threshold (in 1e2: 100% = 10_000; 1% = 100 -> max value 16_383). configurable.\n /// Next 33 bits => 58- 90 => last update timestamp (enough until 16 March 2242 -> max value 8589934591)\n /// Next 64 bits => 91-154 => supply exchange price (1e12 -> max value 18_446_744,073709551615)\n /// Next 64 bits => 155-218 => borrow exchange price (1e12 -> max value 18_446_744,073709551615)\n /// Next 1 bit => 219-219 => if 0 then ratio is supplyInterestFree / supplyWithInterest else ratio is supplyWithInterest / supplyInterestFree\n /// Next 14 bits => 220-233 => supplyRatio: supplyInterestFree / supplyWithInterest (in 1e2: 100% = 10_000; 1% = 100 -> max value 16_383)\n /// Next 1 bit => 234-234 => if 0 then ratio is borrowInterestFree / borrowWithInterest else ratio is borrowWithInterest / borrowInterestFree\n /// Next 14 bits => 235-248 => borrowRatio: borrowInterestFree / borrowWithInterest (in 1e2: 100% = 10_000; 1% = 100 -> max value 16_383)\n /// Last 7 bits => 249-255 => empty for future use\n /// if more free bits are needed in the future, update on storage threshold bits could be reduced to 7 bits\n /// (can plan to add `MAX_TOKEN_CONFIG_UPDATE_THRESHOLD` but need to adjust more bits)\n /// if more bits absolutely needed then we can convert fee, utilization, update on storage threshold,\n /// supplyRatio & borrowRatio from 14 bits to 10bits (1023 max number) where 1000 = 100% & 1 = 0.1%\n mapping(address => uint256) internal _exchangePricesAndConfig;\n\n // ----- storage slot 6 ------\n\n /// @dev Rate related data per token: token -> rate data\n /// READ (SLOAD): all actions; WRITE (SSTORE): only on set config admin actions\n /// token => rate related data\n /// First 4 bits => 0-3 => rate version\n /// rest of the bits are rate dependent:\n\n /// For rate v1 (one kink) ------------------------------------------------------\n /// Next 16 bits => 4 - 19 => Rate at utilization 0% (in 1e2: 100% = 10_000; 1% = 100 -> max value 65535)\n /// Next 16 bits => 20- 35 => Utilization at kink1 (in 1e2: 100% = 10_000; 1% = 100 -> max value 65535)\n /// Next 16 bits => 36- 51 => Rate at utilization kink1 (in 1e2: 100% = 10_000; 1% = 100 -> max value 65535)\n /// Next 16 bits => 52- 67 => Rate at utilization 100% (in 1e2: 100% = 10_000; 1% = 100 -> max value 65535)\n /// Last 188 bits => 68-255 => empty for future use\n\n /// For rate v2 (two kinks) -----------------------------------------------------\n /// Next 16 bits => 4 - 19 => Rate at utilization 0% (in 1e2: 100% = 10_000; 1% = 100 -> max value 65535)\n /// Next 16 bits => 20- 35 => Utilization at kink1 (in 1e2: 100% = 10_000; 1% = 100 -> max value 65535)\n /// Next 16 bits => 36- 51 => Rate at utilization kink1 (in 1e2: 100% = 10_000; 1% = 100 -> max value 65535)\n /// Next 16 bits => 52- 67 => Utilization at kink2 (in 1e2: 100% = 10_000; 1% = 100 -> max value 65535)\n /// Next 16 bits => 68- 83 => Rate at utilization kink2 (in 1e2: 100% = 10_000; 1% = 100 -> max value 65535)\n /// Next 16 bits => 84- 99 => Rate at utilization 100% (in 1e2: 100% = 10_000; 1% = 100 -> max value 65535)\n /// Last 156 bits => 100-255 => empty for future use\n mapping(address => uint256) internal _rateData;\n\n // ----- storage slot 7 ------\n\n /// @dev total supply / borrow amounts for with / without interest per token: token -> amounts\n /// First 64 bits => 0- 63 => total supply with interest in raw (totalSupply = totalSupplyRaw * supplyExchangePrice); BigMath: 56 | 8\n /// Next 64 bits => 64-127 => total interest free supply in normal token amount (totalSupply = totalSupply); BigMath: 56 | 8\n /// Next 64 bits => 128-191 => total borrow with interest in raw (totalBorrow = totalBorrowRaw * borrowExchangePrice); BigMath: 56 | 8\n /// Next 64 bits => 192-255 => total interest free borrow in normal token amount (totalBorrow = totalBorrow); BigMath: 56 | 8\n mapping(address => uint256) internal _totalAmounts;\n\n // ----- storage slot 8 ------\n\n /// @dev user supply data per token: user -> token -> data\n /// First 1 bit => 0 => mode: user supply with or without interest\n /// 0 = without, amounts are in normal (i.e. no need to multiply with exchange price)\n /// 1 = with interest, amounts are in raw (i.e. must multiply with exchange price to get actual token amounts)\n /// Next 64 bits => 1- 64 => user supply amount (normal or raw depends on 1st bit); BigMath: 56 | 8\n /// Next 64 bits => 65-128 => previous user withdrawal limit (normal or raw depends on 1st bit); BigMath: 56 | 8\n /// Next 33 bits => 129-161 => last triggered process timestamp (enough until 16 March 2242 -> max value 8589934591)\n /// Next 14 bits => 162-175 => expand withdrawal limit percentage (in 1e2: 100% = 10_000; 1% = 100 -> max value 16_383).\n /// @dev shrinking is instant\n /// Next 24 bits => 176-199 => withdrawal limit expand duration in seconds.(Max value 16_777_215; ~4_660 hours, ~194 days)\n /// Next 18 bits => 200-217 => base withdrawal limit: below this, 100% withdrawals can be done (normal or raw depends on 1st bit); BigMath: 10 | 8\n /// Next 37 bits => 218-254 => empty for future use\n /// Last bit => 255-255 => is user paused (1 = paused, 0 = not paused)\n mapping(address => mapping(address => uint256)) internal _userSupplyData;\n\n // ----- storage slot 9 ------\n\n /// @dev user borrow data per token: user -> token -> data\n /// First 1 bit => 0 => mode: user borrow with or without interest\n /// 0 = without, amounts are in normal (i.e. no need to multiply with exchange price)\n /// 1 = with interest, amounts are in raw (i.e. must multiply with exchange price to get actual token amounts)\n /// Next 64 bits => 1- 64 => user borrow amount (normal or raw depends on 1st bit); BigMath: 56 | 8\n /// Next 64 bits => 65-128 => previous user debt ceiling (normal or raw depends on 1st bit); BigMath: 56 | 8\n /// Next 33 bits => 129-161 => last triggered process timestamp (enough until 16 March 2242 -> max value 8589934591)\n /// Next 14 bits => 162-175 => expand debt ceiling percentage (in 1e2: 100% = 10_000; 1% = 100 -> max value 16_383)\n /// @dev shrinking is instant\n /// Next 24 bits => 176-199 => debt ceiling expand duration in seconds (Max value 16_777_215; ~4_660 hours, ~194 days)\n /// Next 18 bits => 200-217 => base debt ceiling: below this, there's no debt ceiling limits (normal or raw depends on 1st bit); BigMath: 10 | 8\n /// Next 18 bits => 218-235 => max debt ceiling: absolute maximum debt ceiling can expand to (normal or raw depends on 1st bit); BigMath: 10 | 8\n /// Next 19 bits => 236-254 => empty for future use\n /// Last bit => 255-255 => is user paused (1 = paused, 0 = not paused)\n mapping(address => mapping(address => uint256)) internal _userBorrowData;\n\n // ----- storage slot 10 ------\n\n /// @dev list of allowed tokens at Liquidity. tokens that are once configured can never be completely removed. so this\n /// array is append-only.\n address[] internal _listedTokens;\n}\n"
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},
|
|
"contracts/liquidity/weETHTransferModule/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\";\nimport { SafeERC20 } from \"@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol\";\nimport { Address } from \"@openzeppelin/contracts/utils/Address.sol\";\n\nimport { Variables } from \"../common/variables.sol\";\n\ninterface IZtakingPool {\n ///@notice Stake a specified amount of a particular supported token into the Ztaking Pool\n ///@param _token The token to deposit/stake in the Ztaking Pool\n ///@param _for The user to deposit/stake on behalf of\n ///@param _amount The amount of token to deposit/stake into the Ztaking Pool\n function depositFor(address _token, address _for, uint256 _amount) external;\n\n ///@notice Withdraw a specified amount of a particular supported token previously staked into the Ztaking Pool\n ///@param _token The token to withdraw from the Ztaking Pool\n ///@param _amount The amount of token to withdraw from the Ztaking Pool\n function withdraw(address _token, uint256 _amount) external;\n\n function balance(address token_, address staker_) external view returns (uint256);\n}\n\ncontract FluidLiquidityWeETHZircuitTransferModule is Variables {\n address internal constant LIQUIDITY = 0x52Aa899454998Be5b000Ad077a46Bbe360F4e497;\n\n IERC20 internal constant WEETH = IERC20(0xCd5fE23C85820F7B72D0926FC9b05b43E359b7ee);\n IZtakingPool internal constant ZIRCUIT = IZtakingPool(0xF047ab4c75cebf0eB9ed34Ae2c186f3611aEAfa6);\n\n /// @dev Returns the current admin (governance).\n function _getGovernanceAddr() internal view returns (address governance_) {\n assembly {\n governance_ := sload(GOVERNANCE_SLOT)\n }\n }\n\n /// @notice deposit all WEETH funds to Zircuit and sets approved allowance to max uint256.\n /// @dev Only delegate callable on Liquidity, by Governance\n function depositZircuit() external {\n if (_getGovernanceAddr() != msg.sender || address(this) != LIQUIDITY) {\n revert();\n }\n\n SafeERC20.safeApprove(WEETH, address(ZIRCUIT), type(uint256).max);\n\n ZIRCUIT.depositFor(address(WEETH), address(this), WEETH.balanceOf(address(this)));\n }\n\n /// @notice withdraw all WEETH funds from Zircuit and sets approved allowance to 0.\n /// @dev Only delegate callable on Liquidity, Governance and Guardians (for emergency)\n function withdrawZircuit() external {\n if ((_isGuardian[msg.sender] & 1 != 1 && _getGovernanceAddr() != msg.sender) || address(this) != LIQUIDITY) {\n revert();\n }\n\n ZIRCUIT.withdraw(address(WEETH), ZIRCUIT.balance(address(WEETH), address(this)));\n\n // remove approval\n SafeERC20.safeApprove(WEETH, address(ZIRCUIT), 0);\n }\n}\n"
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}
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},
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"settings": {
|
|
"optimizer": {
|
|
"enabled": true,
|
|
"runs": 10000000
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|
},
|
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"evmVersion": "paris",
|
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"outputSelection": {
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"*": {
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"*": [
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"abi",
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"evm.bytecode",
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"evm.deployedBytecode",
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"evm.methodIdentifiers",
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|
"metadata",
|
|
"devdoc",
|
|
"userdoc",
|
|
"storageLayout",
|
|
"evm.gasEstimates"
|
|
],
|
|
"": [
|
|
"ast"
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|
]
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|
}
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|
},
|
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"metadata": {
|
|
"useLiteralContent": true
|
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}
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}
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} |