Contract
0xd2c92b5a793e196ab11dbefbe3af6bdded6c3dd5
1
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Balance:
0 AVAX
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Txn Hash | Method |
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0x46ea790c6fc4744fe395e050d0a1696cb61d42a24b1876b8847607af2dc50923 | 0x60e06040 | 30386487 | 6 days 22 hrs ago | 0x076d6da60aaac6c97a8a0fe8057f9564203ee545 | IN | Create: CapsPlusRiskSteward | 0 AVAX | 0.017323208 |
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Contract Source Code Verified (Exact Match)
Contract Name:
CapsPlusRiskSteward
Compiler Version
v0.8.19+commit.7dd6d404
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import {IACLManager, IPoolConfigurator, IPoolDataProvider} from 'aave-address-book/AaveV3.sol'; import {Address} from 'solidity-utils/contracts/oz-common/Address.sol'; import {EngineFlags} from '../v3-config-engine/EngineFlags.sol'; import {IAaveV3ConfigEngine} from '../v3-config-engine/IAaveV3ConfigEngine.sol'; import {ICapsPlusRiskSteward} from './ICapsPlusRiskSteward.sol'; /** * @title CapsPlusRiskStewardErrors * @author BGD labs * @notice Library with all the potential errors to be thrown by the steward */ library CapsPlusRiskStewardErrors { /** * @notice Only the permissioned council is allowed to call methods on the steward. */ string public constant INVALID_CALLER = 'INVALID_CALLER'; /** * @notice The steward only allows cap increases. */ string public constant NOT_STRICTLY_HIGHER = 'NOT_STRICTLY_HIGHER'; /** * @notice A single cap can only be increased once every 5 days */ string public constant DEBOUNCE_NOT_RESPECTED = 'DEBOUNCE_NOT_RESPECTED'; /** * @notice A single cap increase must not increase the cap by more than 100% */ string public constant UPDATE_ABOVE_MAX = 'UPDATE_ABOVE_MAX'; /** * @notice There must be at least one cap update per execution */ string public constant NO_ZERO_UPDATES = 'NO_ZERO_UPDATES'; /** * @notice The steward does allow updates of caps, but not the initialization of non existing caps. */ string public constant NO_CAP_INITIALIZE = 'NO_CAP_INITIALIZE'; } /** * @title CapsPlusRiskSteward * @author BGD labs * @notice Contract managing caps increasing on an aave v3 pool */ contract CapsPlusRiskSteward is ICapsPlusRiskSteward { using Address for address; /// @inheritdoc ICapsPlusRiskSteward uint256 public constant MINIMUM_DELAY = 5 days; /// @inheritdoc ICapsPlusRiskSteward IAaveV3ConfigEngine public immutable CONFIG_ENGINE; /// @inheritdoc ICapsPlusRiskSteward IPoolDataProvider public immutable POOL_DATA_PROVIDER; /// @inheritdoc ICapsPlusRiskSteward address public immutable RISK_COUNCIL; mapping(address => Debounce) internal _timelocks; /** * @dev Modifier preventing anyone, but the council to update caps. */ modifier onlyRiskCouncil() { require(RISK_COUNCIL == msg.sender, CapsPlusRiskStewardErrors.INVALID_CALLER); _; } /** * @param poolDataProvider The pool data provider of the pool to be controlled by the steward * @param engine the config engine to be used by the steward * @param riskCouncil the safe address of the council being able to interact with the steward */ constructor(IPoolDataProvider poolDataProvider, IAaveV3ConfigEngine engine, address riskCouncil) { POOL_DATA_PROVIDER = poolDataProvider; RISK_COUNCIL = riskCouncil; CONFIG_ENGINE = engine; } /// @inheritdoc ICapsPlusRiskSteward function updateCaps( IAaveV3ConfigEngine.CapsUpdate[] calldata capUpdates ) external onlyRiskCouncil { require(capUpdates.length > 0, CapsPlusRiskStewardErrors.NO_ZERO_UPDATES); for (uint256 i = 0; i < capUpdates.length; i++) { (uint256 currentBorrowCap, uint256 currentSupplyCap) = POOL_DATA_PROVIDER.getReserveCaps( capUpdates[i].asset ); Debounce storage debounce = _timelocks[capUpdates[i].asset]; if (capUpdates[i].supplyCap != EngineFlags.KEEP_CURRENT) { _validateCapIncrease( currentSupplyCap, capUpdates[i].supplyCap, debounce.supplyCapLastUpdated ); debounce.supplyCapLastUpdated = uint40(block.timestamp); } if (capUpdates[i].borrowCap != EngineFlags.KEEP_CURRENT) { _validateCapIncrease( currentBorrowCap, capUpdates[i].borrowCap, debounce.borrowCapLastUpdated ); debounce.borrowCapLastUpdated = uint40(block.timestamp); } } address(CONFIG_ENGINE).functionDelegateCall( abi.encodeWithSelector(CONFIG_ENGINE.updateCaps.selector, capUpdates) ); } /// @inheritdoc ICapsPlusRiskSteward function getTimelock(address asset) external view returns (Debounce memory) { return _timelocks[asset]; } /** * @notice A cap increase is valid, when it: * - respects the debounce duration (5 day pause between updates must be respected) * - the asset already had a cap (the steward can increase caps, but not initialize them) * - the increase increases by a maximum of 100% of the current cap * @param currentCap the current cap * @param newCap the new cap * @param lastUpdated the timestamp of the last update */ function _validateCapIncrease( uint256 currentCap, uint256 newCap, uint40 lastUpdated ) internal view { require(currentCap != 0, CapsPlusRiskStewardErrors.NO_CAP_INITIALIZE); require(newCap > currentCap, CapsPlusRiskStewardErrors.NOT_STRICTLY_HIGHER); require( block.timestamp - lastUpdated > MINIMUM_DELAY, CapsPlusRiskStewardErrors.DEBOUNCE_NOT_RESPECTED ); require( _capsIncreaseWithinAllowedRange(currentCap, newCap), CapsPlusRiskStewardErrors.UPDATE_ABOVE_MAX ); } /** * @notice Ensures the cap increase is within the allowed range. * @param from current cap * @param to new cap * @return bool true, if difference is within the max 100% increase window */ function _capsIncreaseWithinAllowedRange(uint256 from, uint256 to) internal pure returns (bool) { return to - from <= from; } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0; import {DataTypes} from 'aave-v3-core/contracts/protocol/libraries/types/DataTypes.sol'; import {ConfiguratorInputTypes} from 'aave-v3-core/contracts/protocol/libraries/types/ConfiguratorInputTypes.sol'; import {IPoolAddressesProvider} from 'aave-v3-core/contracts/interfaces/IPoolAddressesProvider.sol'; import {IPool} from 'aave-v3-core/contracts/interfaces/IPool.sol'; import {IPoolConfigurator} from 'aave-v3-core/contracts/interfaces/IPoolConfigurator.sol'; import {IPriceOracleGetter} from 'aave-v3-core/contracts/interfaces/IPriceOracleGetter.sol'; import {IAaveOracle} from 'aave-v3-core/contracts/interfaces/IAaveOracle.sol'; import {IACLManager as BasicIACLManager} from 'aave-v3-core/contracts/interfaces/IACLManager.sol'; import {IPoolDataProvider} from 'aave-v3-core/contracts/interfaces/IPoolDataProvider.sol'; import {IDefaultInterestRateStrategy} from 'aave-v3-core/contracts/interfaces/IDefaultInterestRateStrategy.sol'; import {IReserveInterestRateStrategy} from 'aave-v3-core/contracts/interfaces/IReserveInterestRateStrategy.sol'; import {IPoolDataProvider as IAaveProtocolDataProvider} from 'aave-v3-core/contracts/interfaces/IPoolDataProvider.sol'; import {AggregatorInterface} from 'aave-v3-core/contracts/dependencies/chainlink/AggregatorInterface.sol'; interface IACLManager is BasicIACLManager { function hasRole(bytes32 role, address account) external view returns (bool); function DEFAULT_ADMIN_ROLE() external pure returns (bytes32); function renounceRole(bytes32 role, address account) external; function getRoleAdmin(bytes32 role) external view returns (bytes32); function grantRole(bytes32 role, address account) external; function revokeRole(bytes32 role, address account) external; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (utils/Address.sol) // From commit https://github.com/OpenZeppelin/openzeppelin-contracts/commit/8b778fa20d6d76340c5fac1ed66c80273f05b95a pragma solidity ^0.8.1; /** * @dev Collection of functions related to the address type */ library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, 'Address: insufficient balance'); (bool success, ) = recipient.call{value: amount}(''); require(success, 'Address: unable to send value, recipient may have reverted'); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, 'Address: low-level call failed'); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value ) internal returns (bytes memory) { return functionCallWithValue(target, data, value, 'Address: low-level call with value failed'); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, 'Address: insufficient balance for call'); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data ) internal view returns (bytes memory) { return functionStaticCall(target, data, 'Address: low-level static call failed'); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, 'Address: low-level delegate call failed'); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract. * * _Available since v4.8._ */ function verifyCallResultFromTarget( address target, bool success, bytes memory returndata, string memory errorMessage ) internal view returns (bytes memory) { if (success) { if (returndata.length == 0) { // only check isContract if the call was successful and the return data is empty // otherwise we already know that it was a contract require(isContract(target), 'Address: call to non-contract'); } return returndata; } else { _revert(returndata, errorMessage); } } /** * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason or using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { _revert(returndata, errorMessage); } } function _revert(bytes memory returndata, string memory errorMessage) private pure { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly /// @solidity memory-safe-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; library EngineFlags { /// @dev magic value to be used as flag to keep unchanged any current configuration /// Strongly assumes that the value `type(uint256).max - 42` will never be used, which seems reasonable uint256 internal constant KEEP_CURRENT = type(uint256).max - 42; /// @dev value to be used as flag for bool value true uint256 internal constant ENABLED = 1; /// @dev value to be used as flag for bool value false uint256 internal constant DISABLED = 0; /// @dev converts flag ENABLED DISABLED to bool function toBool(uint256 flag) internal pure returns (bool) { require(flag == 0 || flag == 1, 'INVALID_CONVERSION_TO_BOOL'); return flag == 1; } /// @dev converts bool to ENABLED DISABLED flags function fromBool(bool isTrue) internal pure returns (uint256) { return isTrue ? ENABLED : DISABLED; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import {IPool, IPoolConfigurator, IAaveOracle} from 'aave-address-book/AaveV3.sol'; import {IV3RateStrategyFactory} from './IV3RateStrategyFactory.sol'; /// @dev Examples here assume the usage of the `AaveV3PayloadBase` base contracts /// contained in this same repository interface IAaveV3ConfigEngine { /** * @dev Required for naming of a/v/s tokens * Example (mock): * PoolContext({ * networkName: 'Polygon', * networkAbbreviation: 'Pol' * }) */ struct PoolContext { string networkName; string networkAbbreviation; } /** * @dev Example (mock): * Listing({ * asset: 0x7Fc66500c84A76Ad7e9c93437bFc5Ac33E2DDaE9, * assetSymbol: 'AAVE', * priceFeed: 0x547a514d5e3769680Ce22B2361c10Ea13619e8a9, * rateStrategyParams: Rates.RateStrategyParams({ * optimalUsageRatio: _bpsToRay(80_00), * baseVariableBorrowRate: _bpsToRay(25), // 0.25% * variableRateSlope1: _bpsToRay(3_00), * variableRateSlope2: _bpsToRay(75_00), * stableRateSlope1: _bpsToRay(3_00), * stableRateSlope2: _bpsToRay(75_00), * baseStableRateOffset: _bpsToRay(2_00), * stableRateExcessOffset: _bpsToRay(3_00), * optimalStableToTotalDebtRatio: _bpsToRay(30_00) * }), * enabledToBorrow: EngineFlags.ENABLED, * flashloanable: EngineFlags.ENABLED, * stableRateModeEnabled: EngineFlags.DISABLED, * borrowableInIsolation: EngineFlags.ENABLED, * withSiloedBorrowing:, EngineFlags.DISABLED, * ltv: 70_50, // 70.5% * liqThreshold: 76_00, // 76% * liqBonus: 5_00, // 5% * reserveFactor: 10_00, // 10% * supplyCap: 100_000, // 100k AAVE * borrowCap: 60_000, // 60k AAVE * debtCeiling: 100_000, // 100k USD * liqProtocolFee: 10_00, // 10% * eModeCategory: 0, // No category * } */ struct Listing { address asset; string assetSymbol; address priceFeed; IV3RateStrategyFactory.RateStrategyParams rateStrategyParams; // Mandatory, no matter if enabled for borrowing or not uint256 enabledToBorrow; uint256 stableRateModeEnabled; // Only considered is enabledToBorrow == EngineFlags.ENABLED (true) uint256 borrowableInIsolation; // Only considered is enabledToBorrow == EngineFlags.ENABLED (true) uint256 withSiloedBorrowing; // Only considered if enabledToBorrow == EngineFlags.ENABLED (true) uint256 flashloanable; // Independent from enabled to borrow: an asset can be flashloanble and not enabled to borrow uint256 ltv; // Only considered if liqThreshold > 0 uint256 liqThreshold; // If `0`, the asset will not be enabled as collateral uint256 liqBonus; // Only considered if liqThreshold > 0 uint256 reserveFactor; // Only considered if enabledToBorrow == EngineFlags.ENABLED (true) uint256 supplyCap; // If passing any value distinct to EngineFlags.KEEP_CURRENT, always configured uint256 borrowCap; // If passing any value distinct to EngineFlags.KEEP_CURRENT, always configured uint256 debtCeiling; // Only considered if liqThreshold > 0 uint256 liqProtocolFee; // Only considered if liqThreshold > 0 uint8 eModeCategory; // If `O`, no eMode category will be set } struct TokenImplementations { address aToken; address vToken; address sToken; } struct ListingWithCustomImpl { Listing base; TokenImplementations implementations; } /** * @dev Example (mock): * CapsUpdate({ * asset: AaveV3EthereumAssets.AAVE_UNDERLYING, * supplyCap: 1_000_000, * borrowCap: EngineFlags.KEEP_CURRENT * } */ struct CapsUpdate { address asset; uint256 supplyCap; // Pass any value, of EngineFlags.KEEP_CURRENT to keep it as it is uint256 borrowCap; // Pass any value, of EngineFlags.KEEP_CURRENT to keep it as it is } /** * @dev Example (mock): * PriceFeedUpdate({ * asset: AaveV3EthereumAssets.AAVE_UNDERLYING, * priceFeed: 0x547a514d5e3769680Ce22B2361c10Ea13619e8a9 * }) */ struct PriceFeedUpdate { address asset; address priceFeed; } /** * @dev Example (mock): * CollateralUpdate({ * asset: AaveV3EthereumAssets.AAVE_UNDERLYING, * ltv: 60_00, * liqThreshold: 70_00, * liqBonus: EngineFlags.KEEP_CURRENT, * debtCeiling: EngineFlags.KEEP_CURRENT, * liqProtocolFee: 7_00, * eModeCategory: EngineFlags.KEEP_CURRENT * }) */ struct CollateralUpdate { address asset; uint256 ltv; uint256 liqThreshold; uint256 liqBonus; uint256 debtCeiling; uint256 liqProtocolFee; uint256 eModeCategory; } /** * @dev Example (mock): * BorrowUpdate({ * asset: AaveV3EthereumAssets.AAVE_UNDERLYING, * enabledToBorrow: EngineFlags.ENABLED, * flashloanable: EngineFlags.KEEP_CURRENT, * stableRateModeEnabled: EngineFlags.KEEP_CURRENT, * borrowableInIsolation: EngineFlags.KEEP_CURRENT, * withSiloedBorrowing: EngineFlags.KEEP_CURRENT, * reserveFactor: 15_00, // 15% * }) */ struct BorrowUpdate { address asset; uint256 enabledToBorrow; uint256 flashloanable; uint256 stableRateModeEnabled; uint256 borrowableInIsolation; uint256 withSiloedBorrowing; uint256 reserveFactor; } /** * @dev Example (mock): * RateStrategyUpdate({ * asset: AaveV3OptimismAssets.USDT_UNDERLYING, * params: Rates.RateStrategyParams({ * optimalUsageRatio: _bpsToRay(80_00), * baseVariableBorrowRate: EngineFlags.KEEP_CURRENT, * variableRateSlope1: EngineFlags.KEEP_CURRENT, * variableRateSlope2: _bpsToRay(75_00), * stableRateSlope1: EngineFlags.KEEP_CURRENT, * stableRateSlope2: _bpsToRay(75_00), * baseStableRateOffset: EngineFlags.KEEP_CURRENT, * stableRateExcessOffset: EngineFlags.KEEP_CURRENT, * optimalStableToTotalDebtRatio: EngineFlags.KEEP_CURRENT * }) * }) */ struct RateStrategyUpdate { address asset; IV3RateStrategyFactory.RateStrategyParams params; } /** * @notice Performs full listing of the assets, in the Aave pool configured in this engine instance * @param context `PoolContext` struct, effectively meta-data for naming of a/v/s tokens. * More information on the documentation of the struct. * @param listings `Listing[]` list of declarative configs for every aspect of the asset listings. * More information on the documentation of the struct. */ function listAssets(PoolContext memory context, Listing[] memory listings) external; /** * @notice Performs full listings of assets, in the Aave pool configured in this engine instance * @dev This function allows more customization, especifically enables to set custom implementations * for a/v/s tokens. * IMPORTANT. Use it only if understanding the internals of the Aave v3 protocol * @param context `PoolContext` struct, effectively meta-data for naming of a/v/s tokens. * More information on the documentation of the struct. * @param listings `ListingWithCustomImpl[]` list of declarative configs for every aspect of the asset listings. */ function listAssetsCustom( PoolContext memory context, ListingWithCustomImpl[] memory listings ) external; /** * @notice Performs an update of the caps (supply, borrow) of the assets, in the Aave pool configured in this engine instance * @param updates `CapsUpdate[]` list of declarative updates containing the new caps * More information on the documentation of the struct. */ function updateCaps(CapsUpdate[] memory updates) external; /** * @notice Performs an update on the rate strategy params of the assets, in the Aave pool configured in this engine instance * @dev The engine itself manages if a new rate strategy needs to be deployed or if an existing one can be re-used * @param updates `RateStrategyUpdate[]` list of declarative updates containing the new rate strategy params * More information on the documentation of the struct. */ function updateRateStrategies(RateStrategyUpdate[] memory updates) external; /** * @notice Performs an update of the collateral-related params of the assets, in the Aave pool configured in this engine instance * @param updates `CollateralUpdate[]` list of declarative updates containing the new parameters * More information on the documentation of the struct. */ function updateCollateralSide(CollateralUpdate[] memory updates) external; /** * @notice Performs an update of the price feed of the assets, in the Aave pool configured in this engine instance * @param updates `PriceFeedUpdate[]` list of declarative updates containing the new parameters * More information on the documentation of the struct. */ function updatePriceFeeds(PriceFeedUpdate[] memory updates) external; /** * @notice Performs an update of the borrow-related params of the assets, in the Aave pool configured in this engine instance * @param updates `BorrowUpdate[]` list of declarative updates containing the new parameters * More information on the documentation of the struct. */ function updateBorrowSide(BorrowUpdate[] memory updates) external; function RATE_STRATEGIES_FACTORY() external view returns (IV3RateStrategyFactory); function POOL() external view returns (IPool); function POOL_CONFIGURATOR() external view returns (IPoolConfigurator); function ORACLE() external view returns (IAaveOracle); function ATOKEN_IMPL() external view returns (address); function VTOKEN_IMPL() external view returns (address); function STOKEN_IMPL() external view returns (address); function REWARDS_CONTROLLER() external view returns (address); function COLLECTOR() external view returns (address); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import {IACLManager, IPoolConfigurator, IPoolDataProvider} from 'aave-address-book/AaveV3.sol'; import {Address} from 'solidity-utils/contracts/oz-common/Address.sol'; import {EngineFlags} from '../v3-config-engine/EngineFlags.sol'; import {IAaveV3ConfigEngine} from '../v3-config-engine/IAaveV3ConfigEngine.sol'; /** * @title ICapsPlusRiskSteward * @author BGD labs * @notice Contract managing caps increasing on an aave v3 pool */ interface ICapsPlusRiskSteward { /** * @notice Stuct storing the last update of a specific cap */ struct Debounce { uint40 supplyCapLastUpdated; uint40 borrowCapLastUpdated; } /** * @notice The minimum delay that must be respected between updating a specific cap twice */ function MINIMUM_DELAY() external pure returns (uint256); /** * @notice The config engine used to perform the cap update via delegatecall */ function CONFIG_ENGINE() external view returns (IAaveV3ConfigEngine); /** * @notice The pool data provider of the POOL the steward controls */ function POOL_DATA_PROVIDER() external view returns (IPoolDataProvider); /** * @notice The safe controlling the steward */ function RISK_COUNCIL() external view returns (address); /** * @notice Allows increasing borrow and supply caps accross multiple assets * @dev A cap increase is only possible ever 5 days per asset * @dev A cap increase is only allowed to increase the cap by 50% * @param capUpdates caps to be updated */ function updateCaps(IAaveV3ConfigEngine.CapsUpdate[] calldata capUpdates) external; /** * @notice Returns the timelock for a specific asset * @param asset for which to fetch the timelock */ function getTimelock(address asset) external view returns (Debounce memory); }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity ^0.8.0; library DataTypes { struct ReserveData { //stores the reserve configuration ReserveConfigurationMap configuration; //the liquidity index. Expressed in ray uint128 liquidityIndex; //the current supply rate. Expressed in ray uint128 currentLiquidityRate; //variable borrow index. Expressed in ray uint128 variableBorrowIndex; //the current variable borrow rate. Expressed in ray uint128 currentVariableBorrowRate; //the current stable borrow rate. Expressed in ray uint128 currentStableBorrowRate; //timestamp of last update uint40 lastUpdateTimestamp; //the id of the reserve. Represents the position in the list of the active reserves uint16 id; //aToken address address aTokenAddress; //stableDebtToken address address stableDebtTokenAddress; //variableDebtToken address address variableDebtTokenAddress; //address of the interest rate strategy address interestRateStrategyAddress; //the current treasury balance, scaled uint128 accruedToTreasury; //the outstanding unbacked aTokens minted through the bridging feature uint128 unbacked; //the outstanding debt borrowed against this asset in isolation mode uint128 isolationModeTotalDebt; } struct ReserveConfigurationMap { //bit 0-15: LTV //bit 16-31: Liq. threshold //bit 32-47: Liq. bonus //bit 48-55: Decimals //bit 56: reserve is active //bit 57: reserve is frozen //bit 58: borrowing is enabled //bit 59: stable rate borrowing enabled //bit 60: asset is paused //bit 61: borrowing in isolation mode is enabled //bit 62-63: reserved //bit 64-79: reserve factor //bit 80-115 borrow cap in whole tokens, borrowCap == 0 => no cap //bit 116-151 supply cap in whole tokens, supplyCap == 0 => no cap //bit 152-167 liquidation protocol fee //bit 168-175 eMode category //bit 176-211 unbacked mint cap in whole tokens, unbackedMintCap == 0 => minting disabled //bit 212-251 debt ceiling for isolation mode with (ReserveConfiguration::DEBT_CEILING_DECIMALS) decimals //bit 252-255 unused uint256 data; } struct UserConfigurationMap { /** * @dev Bitmap of the users collaterals and borrows. It is divided in pairs of bits, one pair per asset. * The first bit indicates if an asset is used as collateral by the user, the second whether an * asset is borrowed by the user. */ uint256 data; } struct EModeCategory { // each eMode category has a custom ltv and liquidation threshold uint16 ltv; uint16 liquidationThreshold; uint16 liquidationBonus; // each eMode category may or may not have a custom oracle to override the individual assets price oracles address priceSource; string label; } enum InterestRateMode { NONE, STABLE, VARIABLE } struct ReserveCache { uint256 currScaledVariableDebt; uint256 nextScaledVariableDebt; uint256 currPrincipalStableDebt; uint256 currAvgStableBorrowRate; uint256 currTotalStableDebt; uint256 nextAvgStableBorrowRate; uint256 nextTotalStableDebt; uint256 currLiquidityIndex; uint256 nextLiquidityIndex; uint256 currVariableBorrowIndex; uint256 nextVariableBorrowIndex; uint256 currLiquidityRate; uint256 currVariableBorrowRate; uint256 reserveFactor; ReserveConfigurationMap reserveConfiguration; address aTokenAddress; address stableDebtTokenAddress; address variableDebtTokenAddress; uint40 reserveLastUpdateTimestamp; uint40 stableDebtLastUpdateTimestamp; } struct ExecuteLiquidationCallParams { uint256 reservesCount; uint256 debtToCover; address collateralAsset; address debtAsset; address user; bool receiveAToken; address priceOracle; uint8 userEModeCategory; address priceOracleSentinel; } struct ExecuteSupplyParams { address asset; uint256 amount; address onBehalfOf; uint16 referralCode; } struct ExecuteBorrowParams { address asset; address user; address onBehalfOf; uint256 amount; InterestRateMode interestRateMode; uint16 referralCode; bool releaseUnderlying; uint256 maxStableRateBorrowSizePercent; uint256 reservesCount; address oracle; uint8 userEModeCategory; address priceOracleSentinel; } struct ExecuteRepayParams { address asset; uint256 amount; InterestRateMode interestRateMode; address onBehalfOf; bool useATokens; } struct ExecuteWithdrawParams { address asset; uint256 amount; address to; uint256 reservesCount; address oracle; uint8 userEModeCategory; } struct ExecuteSetUserEModeParams { uint256 reservesCount; address oracle; uint8 categoryId; } struct FinalizeTransferParams { address asset; address from; address to; uint256 amount; uint256 balanceFromBefore; uint256 balanceToBefore; uint256 reservesCount; address oracle; uint8 fromEModeCategory; } struct FlashloanParams { address receiverAddress; address[] assets; uint256[] amounts; uint256[] interestRateModes; address onBehalfOf; bytes params; uint16 referralCode; uint256 flashLoanPremiumToProtocol; uint256 flashLoanPremiumTotal; uint256 maxStableRateBorrowSizePercent; uint256 reservesCount; address addressesProvider; uint8 userEModeCategory; bool isAuthorizedFlashBorrower; } struct FlashloanSimpleParams { address receiverAddress; address asset; uint256 amount; bytes params; uint16 referralCode; uint256 flashLoanPremiumToProtocol; uint256 flashLoanPremiumTotal; } struct FlashLoanRepaymentParams { uint256 amount; uint256 totalPremium; uint256 flashLoanPremiumToProtocol; address asset; address receiverAddress; uint16 referralCode; } struct CalculateUserAccountDataParams { UserConfigurationMap userConfig; uint256 reservesCount; address user; address oracle; uint8 userEModeCategory; } struct ValidateBorrowParams { ReserveCache reserveCache; UserConfigurationMap userConfig; address asset; address userAddress; uint256 amount; InterestRateMode interestRateMode; uint256 maxStableLoanPercent; uint256 reservesCount; address oracle; uint8 userEModeCategory; address priceOracleSentinel; bool isolationModeActive; address isolationModeCollateralAddress; uint256 isolationModeDebtCeiling; } struct ValidateLiquidationCallParams { ReserveCache debtReserveCache; uint256 totalDebt; uint256 healthFactor; address priceOracleSentinel; } struct CalculateInterestRatesParams { uint256 unbacked; uint256 liquidityAdded; uint256 liquidityTaken; uint256 totalStableDebt; uint256 totalVariableDebt; uint256 averageStableBorrowRate; uint256 reserveFactor; address reserve; address aToken; } struct InitReserveParams { address asset; address aTokenAddress; address stableDebtAddress; address variableDebtAddress; address interestRateStrategyAddress; uint16 reservesCount; uint16 maxNumberReserves; } }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity ^0.8.0; library ConfiguratorInputTypes { struct InitReserveInput { address aTokenImpl; address stableDebtTokenImpl; address variableDebtTokenImpl; uint8 underlyingAssetDecimals; address interestRateStrategyAddress; address underlyingAsset; address treasury; address incentivesController; string aTokenName; string aTokenSymbol; string variableDebtTokenName; string variableDebtTokenSymbol; string stableDebtTokenName; string stableDebtTokenSymbol; bytes params; } struct UpdateATokenInput { address asset; address treasury; address incentivesController; string name; string symbol; address implementation; bytes params; } struct UpdateDebtTokenInput { address asset; address incentivesController; string name; string symbol; address implementation; bytes params; } }
// SPDX-License-Identifier: AGPL-3.0 pragma solidity ^0.8.0; /** * @title IPoolAddressesProvider * @author Aave * @notice Defines the basic interface for a Pool Addresses Provider. */ interface IPoolAddressesProvider { /** * @dev Emitted when the market identifier is updated. * @param oldMarketId The old id of the market * @param newMarketId The new id of the market */ event MarketIdSet(string indexed oldMarketId, string indexed newMarketId); /** * @dev Emitted when the pool is updated. * @param oldAddress The old address of the Pool * @param newAddress The new address of the Pool */ event PoolUpdated(address indexed oldAddress, address indexed newAddress); /** * @dev Emitted when the pool configurator is updated. * @param oldAddress The old address of the PoolConfigurator * @param newAddress The new address of the PoolConfigurator */ event PoolConfiguratorUpdated(address indexed oldAddress, address indexed newAddress); /** * @dev Emitted when the price oracle is updated. * @param oldAddress The old address of the PriceOracle * @param newAddress The new address of the PriceOracle */ event PriceOracleUpdated(address indexed oldAddress, address indexed newAddress); /** * @dev Emitted when the ACL manager is updated. * @param oldAddress The old address of the ACLManager * @param newAddress The new address of the ACLManager */ event ACLManagerUpdated(address indexed oldAddress, address indexed newAddress); /** * @dev Emitted when the ACL admin is updated. * @param oldAddress The old address of the ACLAdmin * @param newAddress The new address of the ACLAdmin */ event ACLAdminUpdated(address indexed oldAddress, address indexed newAddress); /** * @dev Emitted when the price oracle sentinel is updated. * @param oldAddress The old address of the PriceOracleSentinel * @param newAddress The new address of the PriceOracleSentinel */ event PriceOracleSentinelUpdated(address indexed oldAddress, address indexed newAddress); /** * @dev Emitted when the pool data provider is updated. * @param oldAddress The old address of the PoolDataProvider * @param newAddress The new address of the PoolDataProvider */ event PoolDataProviderUpdated(address indexed oldAddress, address indexed newAddress); /** * @dev Emitted when a new proxy is created. * @param id The identifier of the proxy * @param proxyAddress The address of the created proxy contract * @param implementationAddress The address of the implementation contract */ event ProxyCreated( bytes32 indexed id, address indexed proxyAddress, address indexed implementationAddress ); /** * @dev Emitted when a new non-proxied contract address is registered. * @param id The identifier of the contract * @param oldAddress The address of the old contract * @param newAddress The address of the new contract */ event AddressSet(bytes32 indexed id, address indexed oldAddress, address indexed newAddress); /** * @dev Emitted when the implementation of the proxy registered with id is updated * @param id The identifier of the contract * @param proxyAddress The address of the proxy contract * @param oldImplementationAddress The address of the old implementation contract * @param newImplementationAddress The address of the new implementation contract */ event AddressSetAsProxy( bytes32 indexed id, address indexed proxyAddress, address oldImplementationAddress, address indexed newImplementationAddress ); /** * @notice Returns the id of the Aave market to which this contract points to. * @return The market id */ function getMarketId() external view returns (string memory); /** * @notice Associates an id with a specific PoolAddressesProvider. * @dev This can be used to create an onchain registry of PoolAddressesProviders to * identify and validate multiple Aave markets. * @param newMarketId The market id */ function setMarketId(string calldata newMarketId) external; /** * @notice Returns an address by its identifier. * @dev The returned address might be an EOA or a contract, potentially proxied * @dev It returns ZERO if there is no registered address with the given id * @param id The id * @return The address of the registered for the specified id */ function getAddress(bytes32 id) external view returns (address); /** * @notice General function to update the implementation of a proxy registered with * certain `id`. If there is no proxy registered, it will instantiate one and * set as implementation the `newImplementationAddress`. * @dev IMPORTANT Use this function carefully, only for ids that don't have an explicit * setter function, in order to avoid unexpected consequences * @param id The id * @param newImplementationAddress The address of the new implementation */ function setAddressAsProxy(bytes32 id, address newImplementationAddress) external; /** * @notice Sets an address for an id replacing the address saved in the addresses map. * @dev IMPORTANT Use this function carefully, as it will do a hard replacement * @param id The id * @param newAddress The address to set */ function setAddress(bytes32 id, address newAddress) external; /** * @notice Returns the address of the Pool proxy. * @return The Pool proxy address */ function getPool() external view returns (address); /** * @notice Updates the implementation of the Pool, or creates a proxy * setting the new `pool` implementation when the function is called for the first time. * @param newPoolImpl The new Pool implementation */ function setPoolImpl(address newPoolImpl) external; /** * @notice Returns the address of the PoolConfigurator proxy. * @return The PoolConfigurator proxy address */ function getPoolConfigurator() external view returns (address); /** * @notice Updates the implementation of the PoolConfigurator, or creates a proxy * setting the new `PoolConfigurator` implementation when the function is called for the first time. * @param newPoolConfiguratorImpl The new PoolConfigurator implementation */ function setPoolConfiguratorImpl(address newPoolConfiguratorImpl) external; /** * @notice Returns the address of the price oracle. * @return The address of the PriceOracle */ function getPriceOracle() external view returns (address); /** * @notice Updates the address of the price oracle. * @param newPriceOracle The address of the new PriceOracle */ function setPriceOracle(address newPriceOracle) external; /** * @notice Returns the address of the ACL manager. * @return The address of the ACLManager */ function getACLManager() external view returns (address); /** * @notice Updates the address of the ACL manager. * @param newAclManager The address of the new ACLManager */ function setACLManager(address newAclManager) external; /** * @notice Returns the address of the ACL admin. * @return The address of the ACL admin */ function getACLAdmin() external view returns (address); /** * @notice Updates the address of the ACL admin. * @param newAclAdmin The address of the new ACL admin */ function setACLAdmin(address newAclAdmin) external; /** * @notice Returns the address of the price oracle sentinel. * @return The address of the PriceOracleSentinel */ function getPriceOracleSentinel() external view returns (address); /** * @notice Updates the address of the price oracle sentinel. * @param newPriceOracleSentinel The address of the new PriceOracleSentinel */ function setPriceOracleSentinel(address newPriceOracleSentinel) external; /** * @notice Returns the address of the data provider. * @return The address of the DataProvider */ function getPoolDataProvider() external view returns (address); /** * @notice Updates the address of the data provider. * @param newDataProvider The address of the new DataProvider */ function setPoolDataProvider(address newDataProvider) external; }
// SPDX-License-Identifier: AGPL-3.0 pragma solidity ^0.8.0; import {IPoolAddressesProvider} from './IPoolAddressesProvider.sol'; import {DataTypes} from '../protocol/libraries/types/DataTypes.sol'; /** * @title IPool * @author Aave * @notice Defines the basic interface for an Aave Pool. */ interface IPool { /** * @dev Emitted on mintUnbacked() * @param reserve The address of the underlying asset of the reserve * @param user The address initiating the supply * @param onBehalfOf The beneficiary of the supplied assets, receiving the aTokens * @param amount The amount of supplied assets * @param referralCode The referral code used */ event MintUnbacked( address indexed reserve, address user, address indexed onBehalfOf, uint256 amount, uint16 indexed referralCode ); /** * @dev Emitted on backUnbacked() * @param reserve The address of the underlying asset of the reserve * @param backer The address paying for the backing * @param amount The amount added as backing * @param fee The amount paid in fees */ event BackUnbacked(address indexed reserve, address indexed backer, uint256 amount, uint256 fee); /** * @dev Emitted on supply() * @param reserve The address of the underlying asset of the reserve * @param user The address initiating the supply * @param onBehalfOf The beneficiary of the supply, receiving the aTokens * @param amount The amount supplied * @param referralCode The referral code used */ event Supply( address indexed reserve, address user, address indexed onBehalfOf, uint256 amount, uint16 indexed referralCode ); /** * @dev Emitted on withdraw() * @param reserve The address of the underlying asset being withdrawn * @param user The address initiating the withdrawal, owner of aTokens * @param to The address that will receive the underlying * @param amount The amount to be withdrawn */ event Withdraw(address indexed reserve, address indexed user, address indexed to, uint256 amount); /** * @dev Emitted on borrow() and flashLoan() when debt needs to be opened * @param reserve The address of the underlying asset being borrowed * @param user The address of the user initiating the borrow(), receiving the funds on borrow() or just * initiator of the transaction on flashLoan() * @param onBehalfOf The address that will be getting the debt * @param amount The amount borrowed out * @param interestRateMode The rate mode: 1 for Stable, 2 for Variable * @param borrowRate The numeric rate at which the user has borrowed, expressed in ray * @param referralCode The referral code used */ event Borrow( address indexed reserve, address user, address indexed onBehalfOf, uint256 amount, DataTypes.InterestRateMode interestRateMode, uint256 borrowRate, uint16 indexed referralCode ); /** * @dev Emitted on repay() * @param reserve The address of the underlying asset of the reserve * @param user The beneficiary of the repayment, getting his debt reduced * @param repayer The address of the user initiating the repay(), providing the funds * @param amount The amount repaid * @param useATokens True if the repayment is done using aTokens, `false` if done with underlying asset directly */ event Repay( address indexed reserve, address indexed user, address indexed repayer, uint256 amount, bool useATokens ); /** * @dev Emitted on swapBorrowRateMode() * @param reserve The address of the underlying asset of the reserve * @param user The address of the user swapping his rate mode * @param interestRateMode The current interest rate mode of the position being swapped: 1 for Stable, 2 for Variable */ event SwapBorrowRateMode( address indexed reserve, address indexed user, DataTypes.InterestRateMode interestRateMode ); /** * @dev Emitted on borrow(), repay() and liquidationCall() when using isolated assets * @param asset The address of the underlying asset of the reserve * @param totalDebt The total isolation mode debt for the reserve */ event IsolationModeTotalDebtUpdated(address indexed asset, uint256 totalDebt); /** * @dev Emitted when the user selects a certain asset category for eMode * @param user The address of the user * @param categoryId The category id */ event UserEModeSet(address indexed user, uint8 categoryId); /** * @dev Emitted on setUserUseReserveAsCollateral() * @param reserve The address of the underlying asset of the reserve * @param user The address of the user enabling the usage as collateral */ event ReserveUsedAsCollateralEnabled(address indexed reserve, address indexed user); /** * @dev Emitted on setUserUseReserveAsCollateral() * @param reserve The address of the underlying asset of the reserve * @param user The address of the user enabling the usage as collateral */ event ReserveUsedAsCollateralDisabled(address indexed reserve, address indexed user); /** * @dev Emitted on rebalanceStableBorrowRate() * @param reserve The address of the underlying asset of the reserve * @param user The address of the user for which the rebalance has been executed */ event RebalanceStableBorrowRate(address indexed reserve, address indexed user); /** * @dev Emitted on flashLoan() * @param target The address of the flash loan receiver contract * @param initiator The address initiating the flash loan * @param asset The address of the asset being flash borrowed * @param amount The amount flash borrowed * @param interestRateMode The flashloan mode: 0 for regular flashloan, 1 for Stable debt, 2 for Variable debt * @param premium The fee flash borrowed * @param referralCode The referral code used */ event FlashLoan( address indexed target, address initiator, address indexed asset, uint256 amount, DataTypes.InterestRateMode interestRateMode, uint256 premium, uint16 indexed referralCode ); /** * @dev Emitted when a borrower is liquidated. * @param collateralAsset The address of the underlying asset used as collateral, to receive as result of the liquidation * @param debtAsset The address of the underlying borrowed asset to be repaid with the liquidation * @param user The address of the borrower getting liquidated * @param debtToCover The debt amount of borrowed `asset` the liquidator wants to cover * @param liquidatedCollateralAmount The amount of collateral received by the liquidator * @param liquidator The address of the liquidator * @param receiveAToken True if the liquidators wants to receive the collateral aTokens, `false` if he wants * to receive the underlying collateral asset directly */ event LiquidationCall( address indexed collateralAsset, address indexed debtAsset, address indexed user, uint256 debtToCover, uint256 liquidatedCollateralAmount, address liquidator, bool receiveAToken ); /** * @dev Emitted when the state of a reserve is updated. * @param reserve The address of the underlying asset of the reserve * @param liquidityRate The next liquidity rate * @param stableBorrowRate The next stable borrow rate * @param variableBorrowRate The next variable borrow rate * @param liquidityIndex The next liquidity index * @param variableBorrowIndex The next variable borrow index */ event ReserveDataUpdated( address indexed reserve, uint256 liquidityRate, uint256 stableBorrowRate, uint256 variableBorrowRate, uint256 liquidityIndex, uint256 variableBorrowIndex ); /** * @dev Emitted when the protocol treasury receives minted aTokens from the accrued interest. * @param reserve The address of the reserve * @param amountMinted The amount minted to the treasury */ event MintedToTreasury(address indexed reserve, uint256 amountMinted); /** * @notice Mints an `amount` of aTokens to the `onBehalfOf` * @param asset The address of the underlying asset to mint * @param amount The amount to mint * @param onBehalfOf The address that will receive the aTokens * @param referralCode Code used to register the integrator originating the operation, for potential rewards. * 0 if the action is executed directly by the user, without any middle-man */ function mintUnbacked( address asset, uint256 amount, address onBehalfOf, uint16 referralCode ) external; /** * @notice Back the current unbacked underlying with `amount` and pay `fee`. * @param asset The address of the underlying asset to back * @param amount The amount to back * @param fee The amount paid in fees * @return The backed amount */ function backUnbacked( address asset, uint256 amount, uint256 fee ) external returns (uint256); /** * @notice Supplies an `amount` of underlying asset into the reserve, receiving in return overlying aTokens. * - E.g. User supplies 100 USDC and gets in return 100 aUSDC * @param asset The address of the underlying asset to supply * @param amount The amount to be supplied * @param onBehalfOf The address that will receive the aTokens, same as msg.sender if the user * wants to receive them on his own wallet, or a different address if the beneficiary of aTokens * is a different wallet * @param referralCode Code used to register the integrator originating the operation, for potential rewards. * 0 if the action is executed directly by the user, without any middle-man */ function supply( address asset, uint256 amount, address onBehalfOf, uint16 referralCode ) external; /** * @notice Supply with transfer approval of asset to be supplied done via permit function * see: https://eips.ethereum.org/EIPS/eip-2612 and https://eips.ethereum.org/EIPS/eip-713 * @param asset The address of the underlying asset to supply * @param amount The amount to be supplied * @param onBehalfOf The address that will receive the aTokens, same as msg.sender if the user * wants to receive them on his own wallet, or a different address if the beneficiary of aTokens * is a different wallet * @param deadline The deadline timestamp that the permit is valid * @param referralCode Code used to register the integrator originating the operation, for potential rewards. * 0 if the action is executed directly by the user, without any middle-man * @param permitV The V parameter of ERC712 permit sig * @param permitR The R parameter of ERC712 permit sig * @param permitS The S parameter of ERC712 permit sig */ function supplyWithPermit( address asset, uint256 amount, address onBehalfOf, uint16 referralCode, uint256 deadline, uint8 permitV, bytes32 permitR, bytes32 permitS ) external; /** * @notice Withdraws an `amount` of underlying asset from the reserve, burning the equivalent aTokens owned * E.g. User has 100 aUSDC, calls withdraw() and receives 100 USDC, burning the 100 aUSDC * @param asset The address of the underlying asset to withdraw * @param amount The underlying amount to be withdrawn * - Send the value type(uint256).max in order to withdraw the whole aToken balance * @param to The address that will receive the underlying, same as msg.sender if the user * wants to receive it on his own wallet, or a different address if the beneficiary is a * different wallet * @return The final amount withdrawn */ function withdraw( address asset, uint256 amount, address to ) external returns (uint256); /** * @notice Allows users to borrow a specific `amount` of the reserve underlying asset, provided that the borrower * already supplied enough collateral, or he was given enough allowance by a credit delegator on the * corresponding debt token (StableDebtToken or VariableDebtToken) * - E.g. User borrows 100 USDC passing as `onBehalfOf` his own address, receiving the 100 USDC in his wallet * and 100 stable/variable debt tokens, depending on the `interestRateMode` * @param asset The address of the underlying asset to borrow * @param amount The amount to be borrowed * @param interestRateMode The interest rate mode at which the user wants to borrow: 1 for Stable, 2 for Variable * @param referralCode The code used to register the integrator originating the operation, for potential rewards. * 0 if the action is executed directly by the user, without any middle-man * @param onBehalfOf The address of the user who will receive the debt. Should be the address of the borrower itself * calling the function if he wants to borrow against his own collateral, or the address of the credit delegator * if he has been given credit delegation allowance */ function borrow( address asset, uint256 amount, uint256 interestRateMode, uint16 referralCode, address onBehalfOf ) external; /** * @notice Repays a borrowed `amount` on a specific reserve, burning the equivalent debt tokens owned * - E.g. User repays 100 USDC, burning 100 variable/stable debt tokens of the `onBehalfOf` address * @param asset The address of the borrowed underlying asset previously borrowed * @param amount The amount to repay * - Send the value type(uint256).max in order to repay the whole debt for `asset` on the specific `debtMode` * @param interestRateMode The interest rate mode at of the debt the user wants to repay: 1 for Stable, 2 for Variable * @param onBehalfOf The address of the user who will get his debt reduced/removed. Should be the address of the * user calling the function if he wants to reduce/remove his own debt, or the address of any other * other borrower whose debt should be removed * @return The final amount repaid */ function repay( address asset, uint256 amount, uint256 interestRateMode, address onBehalfOf ) external returns (uint256); /** * @notice Repay with transfer approval of asset to be repaid done via permit function * see: https://eips.ethereum.org/EIPS/eip-2612 and https://eips.ethereum.org/EIPS/eip-713 * @param asset The address of the borrowed underlying asset previously borrowed * @param amount The amount to repay * - Send the value type(uint256).max in order to repay the whole debt for `asset` on the specific `debtMode` * @param interestRateMode The interest rate mode at of the debt the user wants to repay: 1 for Stable, 2 for Variable * @param onBehalfOf Address of the user who will get his debt reduced/removed. Should be the address of the * user calling the function if he wants to reduce/remove his own debt, or the address of any other * other borrower whose debt should be removed * @param deadline The deadline timestamp that the permit is valid * @param permitV The V parameter of ERC712 permit sig * @param permitR The R parameter of ERC712 permit sig * @param permitS The S parameter of ERC712 permit sig * @return The final amount repaid */ function repayWithPermit( address asset, uint256 amount, uint256 interestRateMode, address onBehalfOf, uint256 deadline, uint8 permitV, bytes32 permitR, bytes32 permitS ) external returns (uint256); /** * @notice Repays a borrowed `amount` on a specific reserve using the reserve aTokens, burning the * equivalent debt tokens * - E.g. User repays 100 USDC using 100 aUSDC, burning 100 variable/stable debt tokens * @dev Passing uint256.max as amount will clean up any residual aToken dust balance, if the user aToken * balance is not enough to cover the whole debt * @param asset The address of the borrowed underlying asset previously borrowed * @param amount The amount to repay * - Send the value type(uint256).max in order to repay the whole debt for `asset` on the specific `debtMode` * @param interestRateMode The interest rate mode at of the debt the user wants to repay: 1 for Stable, 2 for Variable * @return The final amount repaid */ function repayWithATokens( address asset, uint256 amount, uint256 interestRateMode ) external returns (uint256); /** * @notice Allows a borrower to swap his debt between stable and variable mode, or vice versa * @param asset The address of the underlying asset borrowed * @param interestRateMode The current interest rate mode of the position being swapped: 1 for Stable, 2 for Variable */ function swapBorrowRateMode(address asset, uint256 interestRateMode) external; /** * @notice Rebalances the stable interest rate of a user to the current stable rate defined on the reserve. * - Users can be rebalanced if the following conditions are satisfied: * 1. Usage ratio is above 95% * 2. the current supply APY is below REBALANCE_UP_THRESHOLD * maxVariableBorrowRate, which means that too * much has been borrowed at a stable rate and suppliers are not earning enough * @param asset The address of the underlying asset borrowed * @param user The address of the user to be rebalanced */ function rebalanceStableBorrowRate(address asset, address user) external; /** * @notice Allows suppliers to enable/disable a specific supplied asset as collateral * @param asset The address of the underlying asset supplied * @param useAsCollateral True if the user wants to use the supply as collateral, false otherwise */ function setUserUseReserveAsCollateral(address asset, bool useAsCollateral) external; /** * @notice Function to liquidate a non-healthy position collateral-wise, with Health Factor below 1 * - The caller (liquidator) covers `debtToCover` amount of debt of the user getting liquidated, and receives * a proportionally amount of the `collateralAsset` plus a bonus to cover market risk * @param collateralAsset The address of the underlying asset used as collateral, to receive as result of the liquidation * @param debtAsset The address of the underlying borrowed asset to be repaid with the liquidation * @param user The address of the borrower getting liquidated * @param debtToCover The debt amount of borrowed `asset` the liquidator wants to cover * @param receiveAToken True if the liquidators wants to receive the collateral aTokens, `false` if he wants * to receive the underlying collateral asset directly */ function liquidationCall( address collateralAsset, address debtAsset, address user, uint256 debtToCover, bool receiveAToken ) external; /** * @notice Allows smartcontracts to access the liquidity of the pool within one transaction, * as long as the amount taken plus a fee is returned. * @dev IMPORTANT There are security concerns for developers of flashloan receiver contracts that must be kept * into consideration. For further details please visit https://docs.aave.com/developers/ * @param receiverAddress The address of the contract receiving the funds, implementing IFlashLoanReceiver interface * @param assets The addresses of the assets being flash-borrowed * @param amounts The amounts of the assets being flash-borrowed * @param interestRateModes Types of the debt to open if the flash loan is not returned: * 0 -> Don't open any debt, just revert if funds can't be transferred from the receiver * 1 -> Open debt at stable rate for the value of the amount flash-borrowed to the `onBehalfOf` address * 2 -> Open debt at variable rate for the value of the amount flash-borrowed to the `onBehalfOf` address * @param onBehalfOf The address that will receive the debt in the case of using on `modes` 1 or 2 * @param params Variadic packed params to pass to the receiver as extra information * @param referralCode The code used to register the integrator originating the operation, for potential rewards. * 0 if the action is executed directly by the user, without any middle-man */ function flashLoan( address receiverAddress, address[] calldata assets, uint256[] calldata amounts, uint256[] calldata interestRateModes, address onBehalfOf, bytes calldata params, uint16 referralCode ) external; /** * @notice Allows smartcontracts to access the liquidity of the pool within one transaction, * as long as the amount taken plus a fee is returned. * @dev IMPORTANT There are security concerns for developers of flashloan receiver contracts that must be kept * into consideration. For further details please visit https://docs.aave.com/developers/ * @param receiverAddress The address of the contract receiving the funds, implementing IFlashLoanSimpleReceiver interface * @param asset The address of the asset being flash-borrowed * @param amount The amount of the asset being flash-borrowed * @param params Variadic packed params to pass to the receiver as extra information * @param referralCode The code used to register the integrator originating the operation, for potential rewards. * 0 if the action is executed directly by the user, without any middle-man */ function flashLoanSimple( address receiverAddress, address asset, uint256 amount, bytes calldata params, uint16 referralCode ) external; /** * @notice Returns the user account data across all the reserves * @param user The address of the user * @return totalCollateralBase The total collateral of the user in the base currency used by the price feed * @return totalDebtBase The total debt of the user in the base currency used by the price feed * @return availableBorrowsBase The borrowing power left of the user in the base currency used by the price feed * @return currentLiquidationThreshold The liquidation threshold of the user * @return ltv The loan to value of The user * @return healthFactor The current health factor of the user */ function getUserAccountData(address user) external view returns ( uint256 totalCollateralBase, uint256 totalDebtBase, uint256 availableBorrowsBase, uint256 currentLiquidationThreshold, uint256 ltv, uint256 healthFactor ); /** * @notice Initializes a reserve, activating it, assigning an aToken and debt tokens and an * interest rate strategy * @dev Only callable by the PoolConfigurator contract * @param asset The address of the underlying asset of the reserve * @param aTokenAddress The address of the aToken that will be assigned to the reserve * @param stableDebtAddress The address of the StableDebtToken that will be assigned to the reserve * @param variableDebtAddress The address of the VariableDebtToken that will be assigned to the reserve * @param interestRateStrategyAddress The address of the interest rate strategy contract */ function initReserve( address asset, address aTokenAddress, address stableDebtAddress, address variableDebtAddress, address interestRateStrategyAddress ) external; /** * @notice Drop a reserve * @dev Only callable by the PoolConfigurator contract * @param asset The address of the underlying asset of the reserve */ function dropReserve(address asset) external; /** * @notice Updates the address of the interest rate strategy contract * @dev Only callable by the PoolConfigurator contract * @param asset The address of the underlying asset of the reserve * @param rateStrategyAddress The address of the interest rate strategy contract */ function setReserveInterestRateStrategyAddress(address asset, address rateStrategyAddress) external; /** * @notice Sets the configuration bitmap of the reserve as a whole * @dev Only callable by the PoolConfigurator contract * @param asset The address of the underlying asset of the reserve * @param configuration The new configuration bitmap */ function setConfiguration(address asset, DataTypes.ReserveConfigurationMap calldata configuration) external; /** * @notice Returns the configuration of the reserve * @param asset The address of the underlying asset of the reserve * @return The configuration of the reserve */ function getConfiguration(address asset) external view returns (DataTypes.ReserveConfigurationMap memory); /** * @notice Returns the configuration of the user across all the reserves * @param user The user address * @return The configuration of the user */ function getUserConfiguration(address user) external view returns (DataTypes.UserConfigurationMap memory); /** * @notice Returns the normalized income of the reserve * @param asset The address of the underlying asset of the reserve * @return The reserve's normalized income */ function getReserveNormalizedIncome(address asset) external view returns (uint256); /** * @notice Returns the normalized variable debt per unit of asset * @dev WARNING: This function is intended to be used primarily by the protocol itself to get a * "dynamic" variable index based on time, current stored index and virtual rate at the current * moment (approx. a borrower would get if opening a position). This means that is always used in * combination with variable debt supply/balances. * If using this function externally, consider that is possible to have an increasing normalized * variable debt that is not equivalent to how the variable debt index would be updated in storage * (e.g. only updates with non-zero variable debt supply) * @param asset The address of the underlying asset of the reserve * @return The reserve normalized variable debt */ function getReserveNormalizedVariableDebt(address asset) external view returns (uint256); /** * @notice Returns the state and configuration of the reserve * @param asset The address of the underlying asset of the reserve * @return The state and configuration data of the reserve */ function getReserveData(address asset) external view returns (DataTypes.ReserveData memory); /** * @notice Validates and finalizes an aToken transfer * @dev Only callable by the overlying aToken of the `asset` * @param asset The address of the underlying asset of the aToken * @param from The user from which the aTokens are transferred * @param to The user receiving the aTokens * @param amount The amount being transferred/withdrawn * @param balanceFromBefore The aToken balance of the `from` user before the transfer * @param balanceToBefore The aToken balance of the `to` user before the transfer */ function finalizeTransfer( address asset, address from, address to, uint256 amount, uint256 balanceFromBefore, uint256 balanceToBefore ) external; /** * @notice Returns the list of the underlying assets of all the initialized reserves * @dev It does not include dropped reserves * @return The addresses of the underlying assets of the initialized reserves */ function getReservesList() external view returns (address[] memory); /** * @notice Returns the address of the underlying asset of a reserve by the reserve id as stored in the DataTypes.ReserveData struct * @param id The id of the reserve as stored in the DataTypes.ReserveData struct * @return The address of the reserve associated with id */ function getReserveAddressById(uint16 id) external view returns (address); /** * @notice Returns the PoolAddressesProvider connected to this contract * @return The address of the PoolAddressesProvider */ function ADDRESSES_PROVIDER() external view returns (IPoolAddressesProvider); /** * @notice Updates the protocol fee on the bridging * @param bridgeProtocolFee The part of the premium sent to the protocol treasury */ function updateBridgeProtocolFee(uint256 bridgeProtocolFee) external; /** * @notice Updates flash loan premiums. Flash loan premium consists of two parts: * - A part is sent to aToken holders as extra, one time accumulated interest * - A part is collected by the protocol treasury * @dev The total premium is calculated on the total borrowed amount * @dev The premium to protocol is calculated on the total premium, being a percentage of `flashLoanPremiumTotal` * @dev Only callable by the PoolConfigurator contract * @param flashLoanPremiumTotal The total premium, expressed in bps * @param flashLoanPremiumToProtocol The part of the premium sent to the protocol treasury, expressed in bps */ function updateFlashloanPremiums( uint128 flashLoanPremiumTotal, uint128 flashLoanPremiumToProtocol ) external; /** * @notice Configures a new category for the eMode. * @dev In eMode, the protocol allows very high borrowing power to borrow assets of the same category. * The category 0 is reserved as it's the default for volatile assets * @param id The id of the category * @param config The configuration of the category */ function configureEModeCategory(uint8 id, DataTypes.EModeCategory memory config) external; /** * @notice Returns the data of an eMode category * @param id The id of the category * @return The configuration data of the category */ function getEModeCategoryData(uint8 id) external view returns (DataTypes.EModeCategory memory); /** * @notice Allows a user to use the protocol in eMode * @param categoryId The id of the category */ function setUserEMode(uint8 categoryId) external; /** * @notice Returns the eMode the user is using * @param user The address of the user * @return The eMode id */ function getUserEMode(address user) external view returns (uint256); /** * @notice Resets the isolation mode total debt of the given asset to zero * @dev It requires the given asset has zero debt ceiling * @param asset The address of the underlying asset to reset the isolationModeTotalDebt */ function resetIsolationModeTotalDebt(address asset) external; /** * @notice Returns the percentage of available liquidity that can be borrowed at once at stable rate * @return The percentage of available liquidity to borrow, expressed in bps */ function MAX_STABLE_RATE_BORROW_SIZE_PERCENT() external view returns (uint256); /** * @notice Returns the total fee on flash loans * @return The total fee on flashloans */ function FLASHLOAN_PREMIUM_TOTAL() external view returns (uint128); /** * @notice Returns the part of the bridge fees sent to protocol * @return The bridge fee sent to the protocol treasury */ function BRIDGE_PROTOCOL_FEE() external view returns (uint256); /** * @notice Returns the part of the flashloan fees sent to protocol * @return The flashloan fee sent to the protocol treasury */ function FLASHLOAN_PREMIUM_TO_PROTOCOL() external view returns (uint128); /** * @notice Returns the maximum number of reserves supported to be listed in this Pool * @return The maximum number of reserves supported */ function MAX_NUMBER_RESERVES() external view returns (uint16); /** * @notice Mints the assets accrued through the reserve factor to the treasury in the form of aTokens * @param assets The list of reserves for which the minting needs to be executed */ function mintToTreasury(address[] calldata assets) external; /** * @notice Rescue and transfer tokens locked in this contract * @param token The address of the token * @param to The address of the recipient * @param amount The amount of token to transfer */ function rescueTokens( address token, address to, uint256 amount ) external; /** * @notice Supplies an `amount` of underlying asset into the reserve, receiving in return overlying aTokens. * - E.g. User supplies 100 USDC and gets in return 100 aUSDC * @dev Deprecated: Use the `supply` function instead * @param asset The address of the underlying asset to supply * @param amount The amount to be supplied * @param onBehalfOf The address that will receive the aTokens, same as msg.sender if the user * wants to receive them on his own wallet, or a different address if the beneficiary of aTokens * is a different wallet * @param referralCode Code used to register the integrator originating the operation, for potential rewards. * 0 if the action is executed directly by the user, without any middle-man */ function deposit( address asset, uint256 amount, address onBehalfOf, uint16 referralCode ) external; }
// SPDX-License-Identifier: AGPL-3.0 pragma solidity ^0.8.0; import {ConfiguratorInputTypes} from '../protocol/libraries/types/ConfiguratorInputTypes.sol'; /** * @title IPoolConfigurator * @author Aave * @notice Defines the basic interface for a Pool configurator. */ interface IPoolConfigurator { /** * @dev Emitted when a reserve is initialized. * @param asset The address of the underlying asset of the reserve * @param aToken The address of the associated aToken contract * @param stableDebtToken The address of the associated stable rate debt token * @param variableDebtToken The address of the associated variable rate debt token * @param interestRateStrategyAddress The address of the interest rate strategy for the reserve */ event ReserveInitialized( address indexed asset, address indexed aToken, address stableDebtToken, address variableDebtToken, address interestRateStrategyAddress ); /** * @dev Emitted when borrowing is enabled or disabled on a reserve. * @param asset The address of the underlying asset of the reserve * @param enabled True if borrowing is enabled, false otherwise */ event ReserveBorrowing(address indexed asset, bool enabled); /** * @dev Emitted when flashloans are enabled or disabled on a reserve. * @param asset The address of the underlying asset of the reserve * @param enabled True if flashloans are enabled, false otherwise */ event ReserveFlashLoaning(address indexed asset, bool enabled); /** * @dev Emitted when the collateralization risk parameters for the specified asset are updated. * @param asset The address of the underlying asset of the reserve * @param ltv The loan to value of the asset when used as collateral * @param liquidationThreshold The threshold at which loans using this asset as collateral will be considered undercollateralized * @param liquidationBonus The bonus liquidators receive to liquidate this asset */ event CollateralConfigurationChanged( address indexed asset, uint256 ltv, uint256 liquidationThreshold, uint256 liquidationBonus ); /** * @dev Emitted when stable rate borrowing is enabled or disabled on a reserve * @param asset The address of the underlying asset of the reserve * @param enabled True if stable rate borrowing is enabled, false otherwise */ event ReserveStableRateBorrowing(address indexed asset, bool enabled); /** * @dev Emitted when a reserve is activated or deactivated * @param asset The address of the underlying asset of the reserve * @param active True if reserve is active, false otherwise */ event ReserveActive(address indexed asset, bool active); /** * @dev Emitted when a reserve is frozen or unfrozen * @param asset The address of the underlying asset of the reserve * @param frozen True if reserve is frozen, false otherwise */ event ReserveFrozen(address indexed asset, bool frozen); /** * @dev Emitted when a reserve is paused or unpaused * @param asset The address of the underlying asset of the reserve * @param paused True if reserve is paused, false otherwise */ event ReservePaused(address indexed asset, bool paused); /** * @dev Emitted when a reserve is dropped. * @param asset The address of the underlying asset of the reserve */ event ReserveDropped(address indexed asset); /** * @dev Emitted when a reserve factor is updated. * @param asset The address of the underlying asset of the reserve * @param oldReserveFactor The old reserve factor, expressed in bps * @param newReserveFactor The new reserve factor, expressed in bps */ event ReserveFactorChanged( address indexed asset, uint256 oldReserveFactor, uint256 newReserveFactor ); /** * @dev Emitted when the borrow cap of a reserve is updated. * @param asset The address of the underlying asset of the reserve * @param oldBorrowCap The old borrow cap * @param newBorrowCap The new borrow cap */ event BorrowCapChanged(address indexed asset, uint256 oldBorrowCap, uint256 newBorrowCap); /** * @dev Emitted when the supply cap of a reserve is updated. * @param asset The address of the underlying asset of the reserve * @param oldSupplyCap The old supply cap * @param newSupplyCap The new supply cap */ event SupplyCapChanged(address indexed asset, uint256 oldSupplyCap, uint256 newSupplyCap); /** * @dev Emitted when the liquidation protocol fee of a reserve is updated. * @param asset The address of the underlying asset of the reserve * @param oldFee The old liquidation protocol fee, expressed in bps * @param newFee The new liquidation protocol fee, expressed in bps */ event LiquidationProtocolFeeChanged(address indexed asset, uint256 oldFee, uint256 newFee); /** * @dev Emitted when the unbacked mint cap of a reserve is updated. * @param asset The address of the underlying asset of the reserve * @param oldUnbackedMintCap The old unbacked mint cap * @param newUnbackedMintCap The new unbacked mint cap */ event UnbackedMintCapChanged( address indexed asset, uint256 oldUnbackedMintCap, uint256 newUnbackedMintCap ); /** * @dev Emitted when the category of an asset in eMode is changed. * @param asset The address of the underlying asset of the reserve * @param oldCategoryId The old eMode asset category * @param newCategoryId The new eMode asset category */ event EModeAssetCategoryChanged(address indexed asset, uint8 oldCategoryId, uint8 newCategoryId); /** * @dev Emitted when a new eMode category is added. * @param categoryId The new eMode category id * @param ltv The ltv for the asset category in eMode * @param liquidationThreshold The liquidationThreshold for the asset category in eMode * @param liquidationBonus The liquidationBonus for the asset category in eMode * @param oracle The optional address of the price oracle specific for this category * @param label A human readable identifier for the category */ event EModeCategoryAdded( uint8 indexed categoryId, uint256 ltv, uint256 liquidationThreshold, uint256 liquidationBonus, address oracle, string label ); /** * @dev Emitted when a reserve interest strategy contract is updated. * @param asset The address of the underlying asset of the reserve * @param oldStrategy The address of the old interest strategy contract * @param newStrategy The address of the new interest strategy contract */ event ReserveInterestRateStrategyChanged( address indexed asset, address oldStrategy, address newStrategy ); /** * @dev Emitted when an aToken implementation is upgraded. * @param asset The address of the underlying asset of the reserve * @param proxy The aToken proxy address * @param implementation The new aToken implementation */ event ATokenUpgraded( address indexed asset, address indexed proxy, address indexed implementation ); /** * @dev Emitted when the implementation of a stable debt token is upgraded. * @param asset The address of the underlying asset of the reserve * @param proxy The stable debt token proxy address * @param implementation The new aToken implementation */ event StableDebtTokenUpgraded( address indexed asset, address indexed proxy, address indexed implementation ); /** * @dev Emitted when the implementation of a variable debt token is upgraded. * @param asset The address of the underlying asset of the reserve * @param proxy The variable debt token proxy address * @param implementation The new aToken implementation */ event VariableDebtTokenUpgraded( address indexed asset, address indexed proxy, address indexed implementation ); /** * @dev Emitted when the debt ceiling of an asset is set. * @param asset The address of the underlying asset of the reserve * @param oldDebtCeiling The old debt ceiling * @param newDebtCeiling The new debt ceiling */ event DebtCeilingChanged(address indexed asset, uint256 oldDebtCeiling, uint256 newDebtCeiling); /** * @dev Emitted when the the siloed borrowing state for an asset is changed. * @param asset The address of the underlying asset of the reserve * @param oldState The old siloed borrowing state * @param newState The new siloed borrowing state */ event SiloedBorrowingChanged(address indexed asset, bool oldState, bool newState); /** * @dev Emitted when the bridge protocol fee is updated. * @param oldBridgeProtocolFee The old protocol fee, expressed in bps * @param newBridgeProtocolFee The new protocol fee, expressed in bps */ event BridgeProtocolFeeUpdated(uint256 oldBridgeProtocolFee, uint256 newBridgeProtocolFee); /** * @dev Emitted when the total premium on flashloans is updated. * @param oldFlashloanPremiumTotal The old premium, expressed in bps * @param newFlashloanPremiumTotal The new premium, expressed in bps */ event FlashloanPremiumTotalUpdated( uint128 oldFlashloanPremiumTotal, uint128 newFlashloanPremiumTotal ); /** * @dev Emitted when the part of the premium that goes to protocol is updated. * @param oldFlashloanPremiumToProtocol The old premium, expressed in bps * @param newFlashloanPremiumToProtocol The new premium, expressed in bps */ event FlashloanPremiumToProtocolUpdated( uint128 oldFlashloanPremiumToProtocol, uint128 newFlashloanPremiumToProtocol ); /** * @dev Emitted when the reserve is set as borrowable/non borrowable in isolation mode. * @param asset The address of the underlying asset of the reserve * @param borrowable True if the reserve is borrowable in isolation, false otherwise */ event BorrowableInIsolationChanged(address asset, bool borrowable); /** * @notice Initializes multiple reserves. * @param input The array of initialization parameters */ function initReserves(ConfiguratorInputTypes.InitReserveInput[] calldata input) external; /** * @dev Updates the aToken implementation for the reserve. * @param input The aToken update parameters */ function updateAToken(ConfiguratorInputTypes.UpdateATokenInput calldata input) external; /** * @notice Updates the stable debt token implementation for the reserve. * @param input The stableDebtToken update parameters */ function updateStableDebtToken(ConfiguratorInputTypes.UpdateDebtTokenInput calldata input) external; /** * @notice Updates the variable debt token implementation for the asset. * @param input The variableDebtToken update parameters */ function updateVariableDebtToken(ConfiguratorInputTypes.UpdateDebtTokenInput calldata input) external; /** * @notice Configures borrowing on a reserve. * @dev Can only be disabled (set to false) if stable borrowing is disabled * @param asset The address of the underlying asset of the reserve * @param enabled True if borrowing needs to be enabled, false otherwise */ function setReserveBorrowing(address asset, bool enabled) external; /** * @notice Configures the reserve collateralization parameters. * @dev All the values are expressed in bps. A value of 10000, results in 100.00% * @dev The `liquidationBonus` is always above 100%. A value of 105% means the liquidator will receive a 5% bonus * @param asset The address of the underlying asset of the reserve * @param ltv The loan to value of the asset when used as collateral * @param liquidationThreshold The threshold at which loans using this asset as collateral will be considered undercollateralized * @param liquidationBonus The bonus liquidators receive to liquidate this asset */ function configureReserveAsCollateral( address asset, uint256 ltv, uint256 liquidationThreshold, uint256 liquidationBonus ) external; /** * @notice Enable or disable stable rate borrowing on a reserve. * @dev Can only be enabled (set to true) if borrowing is enabled * @param asset The address of the underlying asset of the reserve * @param enabled True if stable rate borrowing needs to be enabled, false otherwise */ function setReserveStableRateBorrowing(address asset, bool enabled) external; /** * @notice Enable or disable flashloans on a reserve * @param asset The address of the underlying asset of the reserve * @param enabled True if flashloans need to be enabled, false otherwise */ function setReserveFlashLoaning(address asset, bool enabled) external; /** * @notice Activate or deactivate a reserve * @param asset The address of the underlying asset of the reserve * @param active True if the reserve needs to be active, false otherwise */ function setReserveActive(address asset, bool active) external; /** * @notice Freeze or unfreeze a reserve. A frozen reserve doesn't allow any new supply, borrow * or rate swap but allows repayments, liquidations, rate rebalances and withdrawals. * @param asset The address of the underlying asset of the reserve * @param freeze True if the reserve needs to be frozen, false otherwise */ function setReserveFreeze(address asset, bool freeze) external; /** * @notice Sets the borrowable in isolation flag for the reserve. * @dev When this flag is set to true, the asset will be borrowable against isolated collaterals and the * borrowed amount will be accumulated in the isolated collateral's total debt exposure * @dev Only assets of the same family (e.g. USD stablecoins) should be borrowable in isolation mode to keep * consistency in the debt ceiling calculations * @param asset The address of the underlying asset of the reserve * @param borrowable True if the asset should be borrowable in isolation, false otherwise */ function setBorrowableInIsolation(address asset, bool borrowable) external; /** * @notice Pauses a reserve. A paused reserve does not allow any interaction (supply, borrow, repay, * swap interest rate, liquidate, atoken transfers). * @param asset The address of the underlying asset of the reserve * @param paused True if pausing the reserve, false if unpausing */ function setReservePause(address asset, bool paused) external; /** * @notice Updates the reserve factor of a reserve. * @param asset The address of the underlying asset of the reserve * @param newReserveFactor The new reserve factor of the reserve */ function setReserveFactor(address asset, uint256 newReserveFactor) external; /** * @notice Sets the interest rate strategy of a reserve. * @param asset The address of the underlying asset of the reserve * @param newRateStrategyAddress The address of the new interest strategy contract */ function setReserveInterestRateStrategyAddress(address asset, address newRateStrategyAddress) external; /** * @notice Pauses or unpauses all the protocol reserves. In the paused state all the protocol interactions * are suspended. * @param paused True if protocol needs to be paused, false otherwise */ function setPoolPause(bool paused) external; /** * @notice Updates the borrow cap of a reserve. * @param asset The address of the underlying asset of the reserve * @param newBorrowCap The new borrow cap of the reserve */ function setBorrowCap(address asset, uint256 newBorrowCap) external; /** * @notice Updates the supply cap of a reserve. * @param asset The address of the underlying asset of the reserve * @param newSupplyCap The new supply cap of the reserve */ function setSupplyCap(address asset, uint256 newSupplyCap) external; /** * @notice Updates the liquidation protocol fee of reserve. * @param asset The address of the underlying asset of the reserve * @param newFee The new liquidation protocol fee of the reserve, expressed in bps */ function setLiquidationProtocolFee(address asset, uint256 newFee) external; /** * @notice Updates the unbacked mint cap of reserve. * @param asset The address of the underlying asset of the reserve * @param newUnbackedMintCap The new unbacked mint cap of the reserve */ function setUnbackedMintCap(address asset, uint256 newUnbackedMintCap) external; /** * @notice Assign an efficiency mode (eMode) category to asset. * @param asset The address of the underlying asset of the reserve * @param newCategoryId The new category id of the asset */ function setAssetEModeCategory(address asset, uint8 newCategoryId) external; /** * @notice Adds a new efficiency mode (eMode) category. * @dev If zero is provided as oracle address, the default asset oracles will be used to compute the overall debt and * overcollateralization of the users using this category. * @dev The new ltv and liquidation threshold must be greater than the base * ltvs and liquidation thresholds of all assets within the eMode category * @param categoryId The id of the category to be configured * @param ltv The ltv associated with the category * @param liquidationThreshold The liquidation threshold associated with the category * @param liquidationBonus The liquidation bonus associated with the category * @param oracle The oracle associated with the category * @param label A label identifying the category */ function setEModeCategory( uint8 categoryId, uint16 ltv, uint16 liquidationThreshold, uint16 liquidationBonus, address oracle, string calldata label ) external; /** * @notice Drops a reserve entirely. * @param asset The address of the reserve to drop */ function dropReserve(address asset) external; /** * @notice Updates the bridge fee collected by the protocol reserves. * @param newBridgeProtocolFee The part of the fee sent to the protocol treasury, expressed in bps */ function updateBridgeProtocolFee(uint256 newBridgeProtocolFee) external; /** * @notice Updates the total flash loan premium. * Total flash loan premium consists of two parts: * - A part is sent to aToken holders as extra balance * - A part is collected by the protocol reserves * @dev Expressed in bps * @dev The premium is calculated on the total amount borrowed * @param newFlashloanPremiumTotal The total flashloan premium */ function updateFlashloanPremiumTotal(uint128 newFlashloanPremiumTotal) external; /** * @notice Updates the flash loan premium collected by protocol reserves * @dev Expressed in bps * @dev The premium to protocol is calculated on the total flashloan premium * @param newFlashloanPremiumToProtocol The part of the flashloan premium sent to the protocol treasury */ function updateFlashloanPremiumToProtocol(uint128 newFlashloanPremiumToProtocol) external; /** * @notice Sets the debt ceiling for an asset. * @param newDebtCeiling The new debt ceiling */ function setDebtCeiling(address asset, uint256 newDebtCeiling) external; /** * @notice Sets siloed borrowing for an asset * @param siloed The new siloed borrowing state */ function setSiloedBorrowing(address asset, bool siloed) external; }
// SPDX-License-Identifier: AGPL-3.0 pragma solidity ^0.8.0; /** * @title IPriceOracleGetter * @author Aave * @notice Interface for the Aave price oracle. */ interface IPriceOracleGetter { /** * @notice Returns the base currency address * @dev Address 0x0 is reserved for USD as base currency. * @return Returns the base currency address. */ function BASE_CURRENCY() external view returns (address); /** * @notice Returns the base currency unit * @dev 1 ether for ETH, 1e8 for USD. * @return Returns the base currency unit. */ function BASE_CURRENCY_UNIT() external view returns (uint256); /** * @notice Returns the asset price in the base currency * @param asset The address of the asset * @return The price of the asset */ function getAssetPrice(address asset) external view returns (uint256); }
// SPDX-License-Identifier: AGPL-3.0 pragma solidity ^0.8.0; import {IPriceOracleGetter} from './IPriceOracleGetter.sol'; import {IPoolAddressesProvider} from './IPoolAddressesProvider.sol'; /** * @title IAaveOracle * @author Aave * @notice Defines the basic interface for the Aave Oracle */ interface IAaveOracle is IPriceOracleGetter { /** * @dev Emitted after the base currency is set * @param baseCurrency The base currency of used for price quotes * @param baseCurrencyUnit The unit of the base currency */ event BaseCurrencySet(address indexed baseCurrency, uint256 baseCurrencyUnit); /** * @dev Emitted after the price source of an asset is updated * @param asset The address of the asset * @param source The price source of the asset */ event AssetSourceUpdated(address indexed asset, address indexed source); /** * @dev Emitted after the address of fallback oracle is updated * @param fallbackOracle The address of the fallback oracle */ event FallbackOracleUpdated(address indexed fallbackOracle); /** * @notice Returns the PoolAddressesProvider * @return The address of the PoolAddressesProvider contract */ function ADDRESSES_PROVIDER() external view returns (IPoolAddressesProvider); /** * @notice Sets or replaces price sources of assets * @param assets The addresses of the assets * @param sources The addresses of the price sources */ function setAssetSources(address[] calldata assets, address[] calldata sources) external; /** * @notice Sets the fallback oracle * @param fallbackOracle The address of the fallback oracle */ function setFallbackOracle(address fallbackOracle) external; /** * @notice Returns a list of prices from a list of assets addresses * @param assets The list of assets addresses * @return The prices of the given assets */ function getAssetsPrices(address[] calldata assets) external view returns (uint256[] memory); /** * @notice Returns the address of the source for an asset address * @param asset The address of the asset * @return The address of the source */ function getSourceOfAsset(address asset) external view returns (address); /** * @notice Returns the address of the fallback oracle * @return The address of the fallback oracle */ function getFallbackOracle() external view returns (address); }
// SPDX-License-Identifier: AGPL-3.0 pragma solidity ^0.8.0; import {IPoolAddressesProvider} from './IPoolAddressesProvider.sol'; /** * @title IACLManager * @author Aave * @notice Defines the basic interface for the ACL Manager */ interface IACLManager { /** * @notice Returns the contract address of the PoolAddressesProvider * @return The address of the PoolAddressesProvider */ function ADDRESSES_PROVIDER() external view returns (IPoolAddressesProvider); /** * @notice Returns the identifier of the PoolAdmin role * @return The id of the PoolAdmin role */ function POOL_ADMIN_ROLE() external view returns (bytes32); /** * @notice Returns the identifier of the EmergencyAdmin role * @return The id of the EmergencyAdmin role */ function EMERGENCY_ADMIN_ROLE() external view returns (bytes32); /** * @notice Returns the identifier of the RiskAdmin role * @return The id of the RiskAdmin role */ function RISK_ADMIN_ROLE() external view returns (bytes32); /** * @notice Returns the identifier of the FlashBorrower role * @return The id of the FlashBorrower role */ function FLASH_BORROWER_ROLE() external view returns (bytes32); /** * @notice Returns the identifier of the Bridge role * @return The id of the Bridge role */ function BRIDGE_ROLE() external view returns (bytes32); /** * @notice Returns the identifier of the AssetListingAdmin role * @return The id of the AssetListingAdmin role */ function ASSET_LISTING_ADMIN_ROLE() external view returns (bytes32); /** * @notice Set the role as admin of a specific role. * @dev By default the admin role for all roles is `DEFAULT_ADMIN_ROLE`. * @param role The role to be managed by the admin role * @param adminRole The admin role */ function setRoleAdmin(bytes32 role, bytes32 adminRole) external; /** * @notice Adds a new admin as PoolAdmin * @param admin The address of the new admin */ function addPoolAdmin(address admin) external; /** * @notice Removes an admin as PoolAdmin * @param admin The address of the admin to remove */ function removePoolAdmin(address admin) external; /** * @notice Returns true if the address is PoolAdmin, false otherwise * @param admin The address to check * @return True if the given address is PoolAdmin, false otherwise */ function isPoolAdmin(address admin) external view returns (bool); /** * @notice Adds a new admin as EmergencyAdmin * @param admin The address of the new admin */ function addEmergencyAdmin(address admin) external; /** * @notice Removes an admin as EmergencyAdmin * @param admin The address of the admin to remove */ function removeEmergencyAdmin(address admin) external; /** * @notice Returns true if the address is EmergencyAdmin, false otherwise * @param admin The address to check * @return True if the given address is EmergencyAdmin, false otherwise */ function isEmergencyAdmin(address admin) external view returns (bool); /** * @notice Adds a new admin as RiskAdmin * @param admin The address of the new admin */ function addRiskAdmin(address admin) external; /** * @notice Removes an admin as RiskAdmin * @param admin The address of the admin to remove */ function removeRiskAdmin(address admin) external; /** * @notice Returns true if the address is RiskAdmin, false otherwise * @param admin The address to check * @return True if the given address is RiskAdmin, false otherwise */ function isRiskAdmin(address admin) external view returns (bool); /** * @notice Adds a new address as FlashBorrower * @param borrower The address of the new FlashBorrower */ function addFlashBorrower(address borrower) external; /** * @notice Removes an address as FlashBorrower * @param borrower The address of the FlashBorrower to remove */ function removeFlashBorrower(address borrower) external; /** * @notice Returns true if the address is FlashBorrower, false otherwise * @param borrower The address to check * @return True if the given address is FlashBorrower, false otherwise */ function isFlashBorrower(address borrower) external view returns (bool); /** * @notice Adds a new address as Bridge * @param bridge The address of the new Bridge */ function addBridge(address bridge) external; /** * @notice Removes an address as Bridge * @param bridge The address of the bridge to remove */ function removeBridge(address bridge) external; /** * @notice Returns true if the address is Bridge, false otherwise * @param bridge The address to check * @return True if the given address is Bridge, false otherwise */ function isBridge(address bridge) external view returns (bool); /** * @notice Adds a new admin as AssetListingAdmin * @param admin The address of the new admin */ function addAssetListingAdmin(address admin) external; /** * @notice Removes an admin as AssetListingAdmin * @param admin The address of the admin to remove */ function removeAssetListingAdmin(address admin) external; /** * @notice Returns true if the address is AssetListingAdmin, false otherwise * @param admin The address to check * @return True if the given address is AssetListingAdmin, false otherwise */ function isAssetListingAdmin(address admin) external view returns (bool); }
// SPDX-License-Identifier: AGPL-3.0 pragma solidity ^0.8.0; import {IPoolAddressesProvider} from './IPoolAddressesProvider.sol'; /** * @title IPoolDataProvider * @author Aave * @notice Defines the basic interface of a PoolDataProvider */ interface IPoolDataProvider { struct TokenData { string symbol; address tokenAddress; } /** * @notice Returns the address for the PoolAddressesProvider contract. * @return The address for the PoolAddressesProvider contract */ function ADDRESSES_PROVIDER() external view returns (IPoolAddressesProvider); /** * @notice Returns the list of the existing reserves in the pool. * @dev Handling MKR and ETH in a different way since they do not have standard `symbol` functions. * @return The list of reserves, pairs of symbols and addresses */ function getAllReservesTokens() external view returns (TokenData[] memory); /** * @notice Returns the list of the existing ATokens in the pool. * @return The list of ATokens, pairs of symbols and addresses */ function getAllATokens() external view returns (TokenData[] memory); /** * @notice Returns the configuration data of the reserve * @dev Not returning borrow and supply caps for compatibility, nor pause flag * @param asset The address of the underlying asset of the reserve * @return decimals The number of decimals of the reserve * @return ltv The ltv of the reserve * @return liquidationThreshold The liquidationThreshold of the reserve * @return liquidationBonus The liquidationBonus of the reserve * @return reserveFactor The reserveFactor of the reserve * @return usageAsCollateralEnabled True if the usage as collateral is enabled, false otherwise * @return borrowingEnabled True if borrowing is enabled, false otherwise * @return stableBorrowRateEnabled True if stable rate borrowing is enabled, false otherwise * @return isActive True if it is active, false otherwise * @return isFrozen True if it is frozen, false otherwise */ function getReserveConfigurationData(address asset) external view returns ( uint256 decimals, uint256 ltv, uint256 liquidationThreshold, uint256 liquidationBonus, uint256 reserveFactor, bool usageAsCollateralEnabled, bool borrowingEnabled, bool stableBorrowRateEnabled, bool isActive, bool isFrozen ); /** * @notice Returns the efficiency mode category of the reserve * @param asset The address of the underlying asset of the reserve * @return The eMode id of the reserve */ function getReserveEModeCategory(address asset) external view returns (uint256); /** * @notice Returns the caps parameters of the reserve * @param asset The address of the underlying asset of the reserve * @return borrowCap The borrow cap of the reserve * @return supplyCap The supply cap of the reserve */ function getReserveCaps(address asset) external view returns (uint256 borrowCap, uint256 supplyCap); /** * @notice Returns if the pool is paused * @param asset The address of the underlying asset of the reserve * @return isPaused True if the pool is paused, false otherwise */ function getPaused(address asset) external view returns (bool isPaused); /** * @notice Returns the siloed borrowing flag * @param asset The address of the underlying asset of the reserve * @return True if the asset is siloed for borrowing */ function getSiloedBorrowing(address asset) external view returns (bool); /** * @notice Returns the protocol fee on the liquidation bonus * @param asset The address of the underlying asset of the reserve * @return The protocol fee on liquidation */ function getLiquidationProtocolFee(address asset) external view returns (uint256); /** * @notice Returns the unbacked mint cap of the reserve * @param asset The address of the underlying asset of the reserve * @return The unbacked mint cap of the reserve */ function getUnbackedMintCap(address asset) external view returns (uint256); /** * @notice Returns the debt ceiling of the reserve * @param asset The address of the underlying asset of the reserve * @return The debt ceiling of the reserve */ function getDebtCeiling(address asset) external view returns (uint256); /** * @notice Returns the debt ceiling decimals * @return The debt ceiling decimals */ function getDebtCeilingDecimals() external pure returns (uint256); /** * @notice Returns the reserve data * @param asset The address of the underlying asset of the reserve * @return unbacked The amount of unbacked tokens * @return accruedToTreasuryScaled The scaled amount of tokens accrued to treasury that is to be minted * @return totalAToken The total supply of the aToken * @return totalStableDebt The total stable debt of the reserve * @return totalVariableDebt The total variable debt of the reserve * @return liquidityRate The liquidity rate of the reserve * @return variableBorrowRate The variable borrow rate of the reserve * @return stableBorrowRate The stable borrow rate of the reserve * @return averageStableBorrowRate The average stable borrow rate of the reserve * @return liquidityIndex The liquidity index of the reserve * @return variableBorrowIndex The variable borrow index of the reserve * @return lastUpdateTimestamp The timestamp of the last update of the reserve */ function getReserveData(address asset) external view returns ( uint256 unbacked, uint256 accruedToTreasuryScaled, uint256 totalAToken, uint256 totalStableDebt, uint256 totalVariableDebt, uint256 liquidityRate, uint256 variableBorrowRate, uint256 stableBorrowRate, uint256 averageStableBorrowRate, uint256 liquidityIndex, uint256 variableBorrowIndex, uint40 lastUpdateTimestamp ); /** * @notice Returns the total supply of aTokens for a given asset * @param asset The address of the underlying asset of the reserve * @return The total supply of the aToken */ function getATokenTotalSupply(address asset) external view returns (uint256); /** * @notice Returns the total debt for a given asset * @param asset The address of the underlying asset of the reserve * @return The total debt for asset */ function getTotalDebt(address asset) external view returns (uint256); /** * @notice Returns the user data in a reserve * @param asset The address of the underlying asset of the reserve * @param user The address of the user * @return currentATokenBalance The current AToken balance of the user * @return currentStableDebt The current stable debt of the user * @return currentVariableDebt The current variable debt of the user * @return principalStableDebt The principal stable debt of the user * @return scaledVariableDebt The scaled variable debt of the user * @return stableBorrowRate The stable borrow rate of the user * @return liquidityRate The liquidity rate of the reserve * @return stableRateLastUpdated The timestamp of the last update of the user stable rate * @return usageAsCollateralEnabled True if the user is using the asset as collateral, false * otherwise */ function getUserReserveData(address asset, address user) external view returns ( uint256 currentATokenBalance, uint256 currentStableDebt, uint256 currentVariableDebt, uint256 principalStableDebt, uint256 scaledVariableDebt, uint256 stableBorrowRate, uint256 liquidityRate, uint40 stableRateLastUpdated, bool usageAsCollateralEnabled ); /** * @notice Returns the token addresses of the reserve * @param asset The address of the underlying asset of the reserve * @return aTokenAddress The AToken address of the reserve * @return stableDebtTokenAddress The StableDebtToken address of the reserve * @return variableDebtTokenAddress The VariableDebtToken address of the reserve */ function getReserveTokensAddresses(address asset) external view returns ( address aTokenAddress, address stableDebtTokenAddress, address variableDebtTokenAddress ); /** * @notice Returns the address of the Interest Rate strategy * @param asset The address of the underlying asset of the reserve * @return irStrategyAddress The address of the Interest Rate strategy */ function getInterestRateStrategyAddress(address asset) external view returns (address irStrategyAddress); /** * @notice Returns whether the reserve has FlashLoans enabled or disabled * @param asset The address of the underlying asset of the reserve * @return True if FlashLoans are enabled, false otherwise */ function getFlashLoanEnabled(address asset) external view returns (bool); }
// SPDX-License-Identifier: AGPL-3.0 pragma solidity ^0.8.0; import {IReserveInterestRateStrategy} from './IReserveInterestRateStrategy.sol'; import {IPoolAddressesProvider} from './IPoolAddressesProvider.sol'; /** * @title IDefaultInterestRateStrategy * @author Aave * @notice Defines the basic interface of the DefaultReserveInterestRateStrategy */ interface IDefaultInterestRateStrategy is IReserveInterestRateStrategy { /** * @notice Returns the usage ratio at which the pool aims to obtain most competitive borrow rates. * @return The optimal usage ratio, expressed in ray. */ function OPTIMAL_USAGE_RATIO() external view returns (uint256); /** * @notice Returns the optimal stable to total debt ratio of the reserve. * @return The optimal stable to total debt ratio, expressed in ray. */ function OPTIMAL_STABLE_TO_TOTAL_DEBT_RATIO() external view returns (uint256); /** * @notice Returns the excess usage ratio above the optimal. * @dev It's always equal to 1-optimal usage ratio (added as constant for gas optimizations) * @return The max excess usage ratio, expressed in ray. */ function MAX_EXCESS_USAGE_RATIO() external view returns (uint256); /** * @notice Returns the excess stable debt ratio above the optimal. * @dev It's always equal to 1-optimal stable to total debt ratio (added as constant for gas optimizations) * @return The max excess stable to total debt ratio, expressed in ray. */ function MAX_EXCESS_STABLE_TO_TOTAL_DEBT_RATIO() external view returns (uint256); /** * @notice Returns the address of the PoolAddressesProvider * @return The address of the PoolAddressesProvider contract */ function ADDRESSES_PROVIDER() external view returns (IPoolAddressesProvider); /** * @notice Returns the variable rate slope below optimal usage ratio * @dev It's the variable rate when usage ratio > 0 and <= OPTIMAL_USAGE_RATIO * @return The variable rate slope, expressed in ray */ function getVariableRateSlope1() external view returns (uint256); /** * @notice Returns the variable rate slope above optimal usage ratio * @dev It's the variable rate when usage ratio > OPTIMAL_USAGE_RATIO * @return The variable rate slope, expressed in ray */ function getVariableRateSlope2() external view returns (uint256); /** * @notice Returns the stable rate slope below optimal usage ratio * @dev It's the stable rate when usage ratio > 0 and <= OPTIMAL_USAGE_RATIO * @return The stable rate slope, expressed in ray */ function getStableRateSlope1() external view returns (uint256); /** * @notice Returns the stable rate slope above optimal usage ratio * @dev It's the variable rate when usage ratio > OPTIMAL_USAGE_RATIO * @return The stable rate slope, expressed in ray */ function getStableRateSlope2() external view returns (uint256); /** * @notice Returns the stable rate excess offset * @dev It's an additional premium applied to the stable when stable debt > OPTIMAL_STABLE_TO_TOTAL_DEBT_RATIO * @return The stable rate excess offset, expressed in ray */ function getStableRateExcessOffset() external view returns (uint256); /** * @notice Returns the base stable borrow rate * @return The base stable borrow rate, expressed in ray */ function getBaseStableBorrowRate() external view returns (uint256); /** * @notice Returns the base variable borrow rate * @return The base variable borrow rate, expressed in ray */ function getBaseVariableBorrowRate() external view returns (uint256); /** * @notice Returns the maximum variable borrow rate * @return The maximum variable borrow rate, expressed in ray */ function getMaxVariableBorrowRate() external view returns (uint256); }
// SPDX-License-Identifier: AGPL-3.0 pragma solidity ^0.8.0; import {DataTypes} from '../protocol/libraries/types/DataTypes.sol'; /** * @title IReserveInterestRateStrategy * @author Aave * @notice Interface for the calculation of the interest rates */ interface IReserveInterestRateStrategy { /** * @notice Calculates the interest rates depending on the reserve's state and configurations * @param params The parameters needed to calculate interest rates * @return liquidityRate The liquidity rate expressed in rays * @return stableBorrowRate The stable borrow rate expressed in rays * @return variableBorrowRate The variable borrow rate expressed in rays */ function calculateInterestRates(DataTypes.CalculateInterestRatesParams memory params) external view returns ( uint256, uint256, uint256 ); }
// SPDX-License-Identifier: MIT // Chainlink Contracts v0.8 pragma solidity ^0.8.0; interface AggregatorInterface { function latestAnswer() external view returns (int256); function latestTimestamp() external view returns (uint256); function latestRound() external view returns (uint256); function getAnswer(uint256 roundId) external view returns (int256); function getTimestamp(uint256 roundId) external view returns (uint256); event AnswerUpdated(int256 indexed current, uint256 indexed roundId, uint256 updatedAt); event NewRound(uint256 indexed roundId, address indexed startedBy, uint256 startedAt); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import {IPoolAddressesProvider} from 'aave-address-book/AaveV3.sol'; import {IDefaultInterestRateStrategy} from 'aave-v3-core/contracts/interfaces/IDefaultInterestRateStrategy.sol'; interface IV3RateStrategyFactory { event RateStrategyCreated( address indexed strategy, bytes32 indexed hashedParam, RateStrategyParams params ); /// @dev same parameters and the ones received on the constructor of DefaultReserveInterestRateStrategy /// in practise defining the strategy itself struct RateStrategyParams { uint256 optimalUsageRatio; uint256 baseVariableBorrowRate; uint256 variableRateSlope1; uint256 variableRateSlope2; uint256 stableRateSlope1; uint256 stableRateSlope2; uint256 baseStableRateOffset; uint256 stableRateExcessOffset; uint256 optimalStableToTotalDebtRatio; } /** * @notice Create new rate strategies from a list of parameters * @dev If a strategy with exactly the same `RateStrategyParams` already exists, no creation happens but * its address is returned * @param params `RateStrategyParams[]` list of parameters for multiple strategies * @return address[] list of strategies */ function createStrategies(RateStrategyParams[] memory params) external returns (address[] memory); /** * @notice Returns the identifier of a rate strategy from its parameters * @param params `RateStrategyParams` the parameters of the rate strategy * @return bytes32 the keccak256 hash generated from the `RateStrategyParams` parameters * to be used as identifier of the rate strategy on the factory */ function strategyHashFromParams(RateStrategyParams memory params) external pure returns (bytes32); /** * @notice Returns all the strategies registered in the factory * @return address[] list of strategies */ function getAllStrategies() external view returns (address[] memory); /** * @notice Returns the a strategy added, given its parameters. * @dev Only if the strategy is registered in the factory. * @param params `RateStrategyParams` the parameters of the rate strategy * @return address the address of the strategy */ function getStrategyByParams(RateStrategyParams memory params) external view returns (address); /** * @notice From an asset in the Aave v3 pool, returns exclusively its parameters * @param asset The address of the asset * @return RateStrategyParams The parameters or the strategy, or empty RateStrategyParams struct */ function getStrategyDataOfAsset(address asset) external view returns (RateStrategyParams memory); /** * @notice From a rate strategy address, returns its parameters * @param strategy The address of the rate strategy * @return RateStrategyParams Struct with the parameters of the strategy */ function getStrategyData( IDefaultInterestRateStrategy strategy ) external view returns (RateStrategyParams memory); function ADDRESSES_PROVIDER() external view returns (IPoolAddressesProvider); }
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[{"inputs":[{"internalType":"contract IPoolDataProvider","name":"poolDataProvider","type":"address"},{"internalType":"contract IAaveV3ConfigEngine","name":"engine","type":"address"},{"internalType":"address","name":"riskCouncil","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"CONFIG_ENGINE","outputs":[{"internalType":"contract IAaveV3ConfigEngine","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MINIMUM_DELAY","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"POOL_DATA_PROVIDER","outputs":[{"internalType":"contract IPoolDataProvider","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"RISK_COUNCIL","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"asset","type":"address"}],"name":"getTimelock","outputs":[{"components":[{"internalType":"uint40","name":"supplyCapLastUpdated","type":"uint40"},{"internalType":"uint40","name":"borrowCapLastUpdated","type":"uint40"}],"internalType":"struct ICapsPlusRiskSteward.Debounce","name":"","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"asset","type":"address"},{"internalType":"uint256","name":"supplyCap","type":"uint256"},{"internalType":"uint256","name":"borrowCap","type":"uint256"}],"internalType":"struct IAaveV3ConfigEngine.CapsUpdate[]","name":"capUpdates","type":"tuple[]"}],"name":"updateCaps","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
00000000000000000000000050ddd0cd4266299527d25de9cbb55fe0eb8dac3000000000000000000000000049581e5575f49263f556b91daf8fb41d7854d94b000000000000000000000000ca66149425e7dc8f81276f6d80c4b486b9503d1a
-----Decoded View---------------
Arg [0] : poolDataProvider (address): 0x50ddd0cd4266299527d25de9cbb55fe0eb8dac30
Arg [1] : engine (address): 0x49581e5575f49263f556b91daf8fb41d7854d94b
Arg [2] : riskCouncil (address): 0xca66149425e7dc8f81276f6d80c4b486b9503d1a
-----Encoded View---------------
3 Constructor Arguments found :
Arg [0] : 00000000000000000000000050ddd0cd4266299527d25de9cbb55fe0eb8dac30
Arg [1] : 00000000000000000000000049581e5575f49263f556b91daf8fb41d7854d94b
Arg [2] : 000000000000000000000000ca66149425e7dc8f81276f6d80c4b486b9503d1a
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