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https://github.com/Instadapp/aave-protocol-v2.git
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48 lines
1.5 KiB
Solidity
48 lines
1.5 KiB
Solidity
// SPDX-License-Identifier: agpl-3.0
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pragma solidity ^0.6.8;
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interface IScaledBalanceToken {
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/**
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* @dev emitted after the mint action
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* @param from the address performing the mint
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* @param value the amount to be minted
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* @param index the last index of the reserve
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**/
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event Mint(address indexed from, uint256 value, uint256 index);
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/**
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* @dev mints aTokens to user
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* only lending pools can call this function
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* @param user the address receiving the minted tokens
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* @param amount the amount of tokens to mint
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* @param index the liquidity index
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*/
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function mint(
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address user,
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uint256 amount,
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uint256 index
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) external returns (bool);
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/**
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* @dev returns the principal balance of the user. The principal balance is the last
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* updated stored balance, which does not consider the perpetually accruing interest.
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* @param user the address of the user
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* @return the principal balance of the user
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**/
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function scaledBalanceOf(address user) external view returns (uint256);
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/**
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* @dev returns the principal balance of the user and principal total supply.
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* @param user the address of the user
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* @return the principal balance of the user
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* @return the principal total supply
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**/
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function getScaledUserBalanceAndSupply(address user) external view returns (uint256, uint256);
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/**
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* @dev Returns the scaled total supply of the variable debt token. Represents sum(borrows/index)
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* @return the scaled total supply
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**/
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function scaledTotalSupply() external view returns (uint256);
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}
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