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27 lines
977 B
Solidity
27 lines
977 B
Solidity
// SPDX-License-Identifier: agpl-3.0
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pragma solidity 0.6.12;
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interface IScaledBalanceToken {
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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(debt/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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