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Advanced mode:Parent Transaction Hash Block From To 13817238 2021-12-16 16:22:22 1018 days ago 1639671742 Contract Creation 0 ETH$0.00 Loading...LoadingMinimal Proxy Contract for 0x373a292b93ff9017d28e64154ef83b99d5c4e270
Contract Name:CreditAccount
Compiler Versionv0.7.6+commit.7338295f
Optimization Enabled:No with 200 runs
Other Settings:default evmVersionContract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: BUSL-1.1 // Gearbox Protocol. Generalized leverage for DeFi protocols // (c) Gearbox Holdings, 2021 pragma solidity ^0.7.4; import {Initializable} from "@openzeppelin/contracts/proxy/Initializable.sol"; import {Address} from "@openzeppelin/contracts/utils/Address.sol"; import {Ownable} from "@openzeppelin/contracts/access/Ownable.sol"; import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import {SafeERC20} from "@openzeppelin/contracts/token/ERC20/SafeERC20.sol"; import {ICreditAccount} from "../interfaces/ICreditAccount.sol"; import {Constants} from "../libraries/helpers/Constants.sol"; import {Errors} from "../libraries/helpers/Errors.sol"; /// @title Credit Account /// @notice Implements generic credit account logic: /// - Keeps token balances /// - Stores general parameters: borrowed amount, cumulative index at open and block when it was initialized /// - Approves tokens for 3rd party contracts /// - Transfers assets /// - Execute financial orders /// /// More: https://dev.gearbox.fi/developers/credit/credit_account contract CreditAccount is ICreditAccount, Initializable { using SafeERC20 for IERC20; using Address for address; address public override factory; // Keeps address of current credit Manager address public override creditManager; // Amount borrowed to this account uint256 public override borrowedAmount; // Cumulative index at credit account opening uint256 public override cumulativeIndexAtOpen; // Block number when it was initialised last time uint256 public override since; // Contract version uint constant public version = 1; /// @dev Restricts operation for current credit manager only modifier creditManagerOnly { require(msg.sender == creditManager, Errors.CA_CONNECTED_CREDIT_MANAGER_ONLY); _; } /// @dev Initialise used instead of constructor cause we use contract cloning function initialize() external override initializer { factory = msg.sender; } /// @dev Connects credit account to credit account address. Restricted to account factory (owner) only /// @param _creditManager Credit manager address function connectTo( address _creditManager, uint256 _borrowedAmount, uint256 _cumulativeIndexAtOpen ) external override { require(msg.sender == factory, Errors.CA_FACTORY_ONLY); creditManager = _creditManager; // T:[CA-7] borrowedAmount = _borrowedAmount; // T:[CA-3,7] cumulativeIndexAtOpen = _cumulativeIndexAtOpen; // T:[CA-3,7] since = block.number; // T:[CA-7] } /// @dev Updates borrowed amount. Restricted for current credit manager only /// @param _borrowedAmount Amount which pool lent to credit account function updateParameters(uint256 _borrowedAmount, uint256 _cumulativeIndexAtOpen) external override creditManagerOnly // T:[CA-2] { borrowedAmount = _borrowedAmount; // T:[CA-4] cumulativeIndexAtOpen = _cumulativeIndexAtOpen; } /// @dev Approves token for 3rd party contract. Restricted for current credit manager only /// @param token ERC20 token for allowance /// @param swapContract Swap contract address function approveToken(address token, address swapContract) external override creditManagerOnly // T:[CA-2] { IERC20(token).safeApprove(swapContract, 0); // T:[CA-5] IERC20(token).safeApprove(swapContract, Constants.MAX_INT); // T:[CA-5] } /// @dev Removes allowance token for 3rd party contract. Restricted for factory only /// @param token ERC20 token for allowance /// @param targetContract Swap contract address function cancelAllowance(address token, address targetContract) external override { require(msg.sender == factory, Errors.CA_FACTORY_ONLY); IERC20(token).safeApprove(targetContract, 0); } /// @dev Transfers tokens from credit account to provided address. Restricted for current credit manager only /// @param token Token which should be transferred from credit account /// @param to Address of recipient /// @param amount Amount to be transferred function safeTransfer( address token, address to, uint256 amount ) external override creditManagerOnly // T:[CA-2] { IERC20(token).safeTransfer(to, amount); // T:[CA-6] } /// @dev Executes financial order on 3rd party service. Restricted for current credit manager only /// @param destination Contract address which should be called /// @param data Call data which should be sent function execute(address destination, bytes memory data) external override creditManagerOnly returns (bytes memory) { return destination.functionCall(data); // T: [CM-48] } }
// SPDX-License-Identifier: MIT // solhint-disable-next-line compiler-version pragma solidity >=0.4.24 <0.8.0; import "../utils/Address.sol"; /** * @dev This is a base contract to aid in writing upgradeable contracts, or any kind of contract that will be deployed * behind a proxy. Since a proxied contract can't have a constructor, it's common to move constructor logic to an * external initializer function, usually called `initialize`. It then becomes necessary to protect this initializer * function so it can only be called once. The {initializer} modifier provided by this contract will have this effect. * * TIP: To avoid leaving the proxy in an uninitialized state, the initializer function should be called as early as * possible by providing the encoded function call as the `_data` argument to {UpgradeableProxy-constructor}. * * CAUTION: When used with inheritance, manual care must be taken to not invoke a parent initializer twice, or to ensure * that all initializers are idempotent. This is not verified automatically as constructors are by Solidity. */ abstract contract Initializable { /** * @dev Indicates that the contract has been initialized. */ bool private _initialized; /** * @dev Indicates that the contract is in the process of being initialized. */ bool private _initializing; /** * @dev Modifier to protect an initializer function from being invoked twice. */ modifier initializer() { require(_initializing || _isConstructor() || !_initialized, "Initializable: contract is already initialized"); bool isTopLevelCall = !_initializing; if (isTopLevelCall) { _initializing = true; _initialized = true; } _; if (isTopLevelCall) { _initializing = false; } } /// @dev Returns true if and only if the function is running in the constructor function _isConstructor() private view returns (bool) { return !Address.isContract(address(this)); } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.2 <0.8.0; /** * @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 * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize, which returns 0 for contracts in // construction, since the code is only stored at the end of the // constructor execution. uint256 size; // solhint-disable-next-line no-inline-assembly assembly { size := extcodesize(account) } return size > 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"); // solhint-disable-next-line avoid-low-level-calls, avoid-call-value (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 functionCall(target, data, "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"); require(isContract(target), "Address: call to non-contract"); // solhint-disable-next-line avoid-low-level-calls (bool success, bytes memory returndata) = target.call{ value: value }(data); return _verifyCallResult(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) { require(isContract(target), "Address: static call to non-contract"); // solhint-disable-next-line avoid-low-level-calls (bool success, bytes memory returndata) = target.staticcall(data); return _verifyCallResult(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) { require(isContract(target), "Address: delegate call to non-contract"); // solhint-disable-next-line avoid-low-level-calls (bool success, bytes memory returndata) = target.delegatecall(data); return _verifyCallResult(success, returndata, errorMessage); } function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) { if (success) { return returndata; } else { // 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 // solhint-disable-next-line no-inline-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; import "../utils/Context.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * By default, the owner account will be the one that deploys the contract. This * can later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract Ownable is Context { address private _owner; event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the deployer as the initial owner. */ constructor () internal { address msgSender = _msgSender(); _owner = msgSender; emit OwnershipTransferred(address(0), msgSender); } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { require(owner() == _msgSender(), "Ownable: caller is not the owner"); _; } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions anymore. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby removing any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { emit OwnershipTransferred(_owner, address(0)); _owner = address(0); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { require(newOwner != address(0), "Ownable: new owner is the zero address"); emit OwnershipTransferred(_owner, newOwner); _owner = newOwner; } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves `amount` tokens from the caller's account to `recipient`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address recipient, uint256 amount) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Sets `amount` as the allowance of `spender` over the caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate * transaction ordering. One possible solution to mitigate this race * condition is to first reduce the spender's allowance to 0 and set the * desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * * Emits an {Approval} event. */ function approve(address spender, uint256 amount) external returns (bool); /** * @dev Moves `amount` tokens from `sender` to `recipient` using the * allowance mechanism. `amount` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom(address sender, address recipient, uint256 amount) external returns (bool); /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; import "./IERC20.sol"; import "../../math/SafeMath.sol"; import "../../utils/Address.sol"; /** * @title SafeERC20 * @dev Wrappers around ERC20 operations that throw on failure (when the token * contract returns false). Tokens that return no value (and instead revert or * throw on failure) are also supported, non-reverting calls are assumed to be * successful. * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract, * which allows you to call the safe operations as `token.safeTransfer(...)`, etc. */ library SafeERC20 { using SafeMath for uint256; using Address for address; function safeTransfer(IERC20 token, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value)); } function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value)); } /** * @dev Deprecated. This function has issues similar to the ones found in * {IERC20-approve}, and its usage is discouraged. * * Whenever possible, use {safeIncreaseAllowance} and * {safeDecreaseAllowance} instead. */ function safeApprove(IERC20 token, address spender, uint256 value) internal { // safeApprove should only be called when setting an initial allowance, // or when resetting it to zero. To increase and decrease it, use // 'safeIncreaseAllowance' and 'safeDecreaseAllowance' // solhint-disable-next-line max-line-length require((value == 0) || (token.allowance(address(this), spender) == 0), "SafeERC20: approve from non-zero to non-zero allowance" ); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value)); } function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal { uint256 newAllowance = token.allowance(address(this), spender).add(value); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance)); } function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal { uint256 newAllowance = token.allowance(address(this), spender).sub(value, "SafeERC20: decreased allowance below zero"); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance)); } /** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi.encode or one of its variants). */ function _callOptionalReturn(IERC20 token, bytes memory data) private { // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since // we're implementing it ourselves. We use {Address.functionCall} to perform this call, which verifies that // the target address contains contract code and also asserts for success in the low-level call. bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed"); if (returndata.length > 0) { // Return data is optional // solhint-disable-next-line max-line-length require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed"); } } }
// SPDX-License-Identifier: GPL-2.0-or-later // Gearbox Protocol. Generalized leverage for DeFi protocols // (c) Gearbox Holdings, 2021 pragma solidity ^0.7.4; /// @title Reusable Credit Account interface /// @notice Implements general credit account: /// - Keeps token balances /// - Keeps token balances /// - Stores general parameters: borrowed amount, cumulative index at open and block when it was initialized /// - Approves tokens for 3rd party contracts /// - Transfers assets /// - Execute financial orders /// /// More: https://dev.gearbox.fi/developers/creditManager/vanillacreditAccount interface ICreditAccount { /// @dev Initializes clone contract function initialize() external; /// @dev Connects credit account to credit manager /// @param _creditManager Credit manager address function connectTo( address _creditManager, uint256 _borrowedAmount, uint256 _cumulativeIndexAtOpen ) external; // /// @dev Set general credit account parameters. Restricted to credit managers only // /// @param _borrowedAmount Amount which pool lent to credit account // /// @param _cumulativeIndexAtOpen Cumulative index at open. Uses for interest calculation // function setGenericParameters( // // ) external; /// @dev Updates borrowed amount. Restricted to credit managers only /// @param _borrowedAmount Amount which pool lent to credit account function updateParameters( uint256 _borrowedAmount, uint256 _cumulativeIndexAtOpen ) external; /// @dev Approves particular token for swap contract /// @param token ERC20 token for allowance /// @param swapContract Swap contract address function approveToken(address token, address swapContract) external; /// @dev Cancels allowance for particular contract /// @param token Address of token for allowance /// @param targetContract Address of contract to cancel allowance function cancelAllowance(address token, address targetContract) external; /// Transfers tokens from credit account to provided address. Restricted for pool calls only /// @param token Token which should be tranferred from credit account /// @param to Address of recipient /// @param amount Amount to be transferred function safeTransfer( address token, address to, uint256 amount ) external; /// @dev Returns borrowed amount function borrowedAmount() external view returns (uint256); /// @dev Returns cumulative index at time of opening credit account function cumulativeIndexAtOpen() external view returns (uint256); /// @dev Returns Block number when it was initialised last time function since() external view returns (uint256); /// @dev Address of last connected credit manager function creditManager() external view returns (address); /// @dev Address of last connected credit manager function factory() external view returns (address); /// @dev Executed financial order on 3rd party service. Restricted for pool calls only /// @param destination Contract address which should be called /// @param data Call data which should be sent function execute(address destination, bytes memory data) external returns (bytes memory); }
// SPDX-License-Identifier: GPL-2.0-or-later // Gearbox Protocol. Generalized leverage for DeFi protocols // (c) Gearbox Holdings, 2021 pragma solidity ^0.7.4; import {PercentageMath} from "../math/PercentageMath.sol"; library Constants { uint256 constant MAX_INT = 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff; // 25% of MAX_INT uint256 constant MAX_INT_4 = 0x3fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff; // REWARD FOR LEAN DEPLOYMENT MINING uint256 constant ACCOUNT_CREATION_REWARD = 1e5; uint256 constant DEPLOYMENT_COST = 1e17; // FEE = 10% uint256 constant FEE_INTEREST = 1000; // 10% // FEE + LIQUIDATION_FEE 2% uint256 constant FEE_LIQUIDATION = 200; // Liquidation premium 5% uint256 constant LIQUIDATION_DISCOUNTED_SUM = 9500; // 100% - LIQUIDATION_FEE - LIQUIDATION_PREMIUM uint256 constant UNDERLYING_TOKEN_LIQUIDATION_THRESHOLD = LIQUIDATION_DISCOUNTED_SUM - FEE_LIQUIDATION; // Seconds in a year uint256 constant SECONDS_PER_YEAR = 365 days; uint256 constant SECONDS_PER_ONE_AND_HALF_YEAR = SECONDS_PER_YEAR * 3 /2; // 1e18 uint256 constant RAY = 1e27; uint256 constant WAD = 1e18; // OPERATIONS uint8 constant OPERATION_CLOSURE = 1; uint8 constant OPERATION_REPAY = 2; uint8 constant OPERATION_LIQUIDATION = 3; // Decimals for leverage, so x4 = 4*LEVERAGE_DECIMALS for openCreditAccount function uint8 constant LEVERAGE_DECIMALS = 100; // Maximum withdraw fee for pool in percentage math format. 100 = 1% uint8 constant MAX_WITHDRAW_FEE = 100; uint256 constant CHI_THRESHOLD = 9950; uint256 constant HF_CHECK_INTERVAL_DEFAULT = 4; uint256 constant NO_SWAP = 0; uint256 constant UNISWAP_V2 = 1; uint256 constant UNISWAP_V3 = 2; uint256 constant CURVE_V1 = 3; uint256 constant LP_YEARN = 4; uint256 constant EXACT_INPUT = 1; uint256 constant EXACT_OUTPUT = 2; }
// SPDX-License-Identifier: GPL-2.0-or-later // Gearbox Protocol. Generalized leverage for DeFi protocols // (c) Gearbox Holdings, 2021 pragma solidity ^0.7.4; /// @title Errors library library Errors { // // COMMON // string public constant ZERO_ADDRESS_IS_NOT_ALLOWED = "Z0"; string public constant NOT_IMPLEMENTED = "NI"; string public constant INCORRECT_PATH_LENGTH = "PL"; string public constant INCORRECT_ARRAY_LENGTH = "CR"; string public constant REGISTERED_CREDIT_ACCOUNT_MANAGERS_ONLY = "CP"; string public constant REGISTERED_POOLS_ONLY = "RP"; string public constant INCORRECT_PARAMETER = "IP"; // // MATH // string public constant MATH_MULTIPLICATION_OVERFLOW = "M1"; string public constant MATH_ADDITION_OVERFLOW = "M2"; string public constant MATH_DIVISION_BY_ZERO = "M3"; // // POOL // string public constant POOL_CONNECTED_CREDIT_MANAGERS_ONLY = "PS0"; string public constant POOL_INCOMPATIBLE_CREDIT_ACCOUNT_MANAGER = "PS1"; string public constant POOL_MORE_THAN_EXPECTED_LIQUIDITY_LIMIT = "PS2"; string public constant POOL_INCORRECT_WITHDRAW_FEE = "SP3"; string public constant POOL_CANT_ADD_CREDIT_MANAGER_TWICE = "PS4"; // // CREDIT MANAGER // string public constant CM_NO_OPEN_ACCOUNT = "CM1"; string public constant CM_ZERO_ADDRESS_OR_USER_HAVE_ALREADY_OPEN_CREDIT_ACCOUNT = "CM2"; string public constant CM_INCORRECT_AMOUNT = "CM3"; string public constant CM_CAN_LIQUIDATE_WITH_SUCH_HEALTH_FACTOR = "CM4"; string public constant CM_CAN_UPDATE_WITH_SUCH_HEALTH_FACTOR = "CM5"; string public constant CM_WETH_GATEWAY_ONLY = "CM6"; string public constant CM_INCORRECT_PARAMS = "CM7"; string public constant CM_INCORRECT_FEES = "CM8"; string public constant CM_MAX_LEVERAGE_IS_TOO_HIGH = "CM9"; string public constant CM_CANT_CLOSE_WITH_LOSS = "CMA"; string public constant CM_TARGET_CONTRACT_iS_NOT_ALLOWED = "CMB"; string public constant CM_TRANSFER_FAILED = "CMC"; string public constant CM_INCORRECT_NEW_OWNER = "CME"; // // ACCOUNT FACTORY // string public constant AF_CANT_CLOSE_CREDIT_ACCOUNT_IN_THE_SAME_BLOCK = "AF1"; string public constant AF_MINING_IS_FINISHED = "AF2"; string public constant AF_CREDIT_ACCOUNT_NOT_IN_STOCK = "AF3"; string public constant AF_EXTERNAL_ACCOUNTS_ARE_FORBIDDEN = "AF4"; // // ADDRESS PROVIDER // string public constant AS_ADDRESS_NOT_FOUND = "AP1"; // // CONTRACTS REGISTER // string public constant CR_POOL_ALREADY_ADDED = "CR1"; string public constant CR_CREDIT_MANAGER_ALREADY_ADDED = "CR2"; // // CREDIT_FILTER // string public constant CF_UNDERLYING_TOKEN_FILTER_CONFLICT = "CF0"; string public constant CF_INCORRECT_LIQUIDATION_THRESHOLD = "CF1"; string public constant CF_TOKEN_IS_NOT_ALLOWED = "CF2"; string public constant CF_CREDIT_MANAGERS_ONLY = "CF3"; string public constant CF_ADAPTERS_ONLY = "CF4"; string public constant CF_OPERATION_LOW_HEALTH_FACTOR = "CF5"; string public constant CF_TOO_MUCH_ALLOWED_TOKENS = "CF6"; string public constant CF_INCORRECT_CHI_THRESHOLD = "CF7"; string public constant CF_INCORRECT_FAST_CHECK = "CF8"; string public constant CF_NON_TOKEN_CONTRACT = "CF9"; string public constant CF_CONTRACT_IS_NOT_IN_ALLOWED_LIST = "CFA"; string public constant CF_FAST_CHECK_NOT_COVERED_COLLATERAL_DROP = "CFB"; string public constant CF_SOME_LIQUIDATION_THRESHOLD_MORE_THAN_NEW_ONE = "CFC"; string public constant CF_ADAPTER_CAN_BE_USED_ONLY_ONCE = "CFD"; string public constant CF_INCORRECT_PRICEFEED = "CFE"; string public constant CF_TRANSFER_IS_NOT_ALLOWED = "CFF"; string public constant CF_CREDIT_MANAGER_IS_ALREADY_SET = "CFG"; // // CREDIT ACCOUNT // string public constant CA_CONNECTED_CREDIT_MANAGER_ONLY = "CA1"; string public constant CA_FACTORY_ONLY = "CA2"; // // PRICE ORACLE // string public constant PO_PRICE_FEED_DOESNT_EXIST = "PO0"; string public constant PO_TOKENS_WITH_DECIMALS_MORE_18_ISNT_ALLOWED = "PO1"; string public constant PO_AGGREGATOR_DECIMALS_SHOULD_BE_18 = "PO2"; // // ACL // string public constant ACL_CALLER_NOT_PAUSABLE_ADMIN = "ACL1"; string public constant ACL_CALLER_NOT_CONFIGURATOR = "ACL2"; // // WETH GATEWAY // string public constant WG_DESTINATION_IS_NOT_WETH_COMPATIBLE = "WG1"; string public constant WG_RECEIVE_IS_NOT_ALLOWED = "WG2"; string public constant WG_NOT_ENOUGH_FUNDS = "WG3"; // // LEVERAGED ACTIONS // string public constant LA_INCORRECT_VALUE = "LA1"; string public constant LA_HAS_VALUE_WITH_TOKEN_TRANSFER = "LA2"; string public constant LA_UNKNOWN_SWAP_INTERFACE = "LA3"; string public constant LA_UNKNOWN_LP_INTERFACE = "LA4"; string public constant LA_LOWER_THAN_AMOUNT_MIN = "LA5"; string public constant LA_TOKEN_OUT_IS_NOT_COLLATERAL = "LA6"; // // YEARN PRICE FEED // string public constant YPF_PRICE_PER_SHARE_OUT_OF_RANGE = "YP1"; string public constant YPF_INCORRECT_LIMITER_PARAMETERS = "YP2"; // // TOKEN DISTRIBUTOR // string public constant TD_WALLET_IS_ALREADY_CONNECTED_TO_VC = "TD1"; string public constant TD_INCORRECT_WEIGHTS = "TD2"; string public constant TD_NON_ZERO_BALANCE_AFTER_DISTRIBUTION = "TD3"; string public constant TD_CONTRIBUTOR_IS_NOT_REGISTERED = "TD4"; }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; /* * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with GSN meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address payable) { return msg.sender; } function _msgData() internal view virtual returns (bytes memory) { this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691 return msg.data; } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; /** * @dev Wrappers over Solidity's arithmetic operations with added overflow * checks. * * Arithmetic operations in Solidity wrap on overflow. This can easily result * in bugs, because programmers usually assume that an overflow raises an * error, which is the standard behavior in high level programming languages. * `SafeMath` restores this intuition by reverting the transaction when an * operation overflows. * * Using this library instead of the unchecked operations eliminates an entire * class of bugs, so it's recommended to use it always. */ library SafeMath { /** * @dev Returns the addition of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) { uint256 c = a + b; if (c < a) return (false, 0); return (true, c); } /** * @dev Returns the substraction of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) { if (b > a) return (false, 0); return (true, a - b); } /** * @dev Returns the multiplication of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) { // Gas optimization: this is cheaper than requiring 'a' not being zero, but the // benefit is lost if 'b' is also tested. // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522 if (a == 0) return (true, 0); uint256 c = a * b; if (c / a != b) return (false, 0); return (true, c); } /** * @dev Returns the division of two unsigned integers, with a division by zero flag. * * _Available since v3.4._ */ function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) { if (b == 0) return (false, 0); return (true, a / b); } /** * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag. * * _Available since v3.4._ */ function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) { if (b == 0) return (false, 0); return (true, a % b); } /** * @dev Returns the addition of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `+` operator. * * Requirements: * * - Addition cannot overflow. */ function add(uint256 a, uint256 b) internal pure returns (uint256) { uint256 c = a + b; require(c >= a, "SafeMath: addition overflow"); return c; } /** * @dev Returns the subtraction of two unsigned integers, reverting on * overflow (when the result is negative). * * Counterpart to Solidity's `-` operator. * * Requirements: * * - Subtraction cannot overflow. */ function sub(uint256 a, uint256 b) internal pure returns (uint256) { require(b <= a, "SafeMath: subtraction overflow"); return a - b; } /** * @dev Returns the multiplication of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `*` operator. * * Requirements: * * - Multiplication cannot overflow. */ function mul(uint256 a, uint256 b) internal pure returns (uint256) { if (a == 0) return 0; uint256 c = a * b; require(c / a == b, "SafeMath: multiplication overflow"); return c; } /** * @dev Returns the integer division of two unsigned integers, reverting on * division by zero. The result is rounded towards zero. * * Counterpart to Solidity's `/` operator. Note: this function uses a * `revert` opcode (which leaves remaining gas untouched) while Solidity * uses an invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function div(uint256 a, uint256 b) internal pure returns (uint256) { require(b > 0, "SafeMath: division by zero"); return a / b; } /** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * reverting when dividing by zero. * * Counterpart to Solidity's `%` operator. This function uses a `revert` * opcode (which leaves remaining gas untouched) while Solidity uses an * invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function mod(uint256 a, uint256 b) internal pure returns (uint256) { require(b > 0, "SafeMath: modulo by zero"); return a % b; } /** * @dev Returns the subtraction of two unsigned integers, reverting with custom message on * overflow (when the result is negative). * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {trySub}. * * Counterpart to Solidity's `-` operator. * * Requirements: * * - Subtraction cannot overflow. */ function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b <= a, errorMessage); return a - b; } /** * @dev Returns the integer division of two unsigned integers, reverting with custom message on * division by zero. The result is rounded towards zero. * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {tryDiv}. * * Counterpart to Solidity's `/` operator. Note: this function uses a * `revert` opcode (which leaves remaining gas untouched) while Solidity * uses an invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b > 0, errorMessage); return a / b; } /** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * reverting with custom message when dividing by zero. * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {tryMod}. * * Counterpart to Solidity's `%` operator. This function uses a `revert` * opcode (which leaves remaining gas untouched) while Solidity uses an * invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b > 0, errorMessage); return a % b; } }
// SPDX-License-Identifier: agpl-3.0 pragma solidity ^0.7.4; import {Errors} from "../helpers/Errors.sol"; /** * @title PercentageMath library * @author Aave * @notice Provides functions to perform percentage calculations * @dev Percentages are defined by default with 2 decimals of precision (100.00). The precision is indicated by PERCENTAGE_FACTOR * @dev Operations are rounded half up **/ library PercentageMath { uint256 constant PERCENTAGE_FACTOR = 1e4; //percentage plus two decimals uint256 constant HALF_PERCENT = PERCENTAGE_FACTOR / 2; /** * @dev Executes a percentage multiplication * @param value The value of which the percentage needs to be calculated * @param percentage The percentage of the value to be calculated * @return The percentage of value **/ function percentMul(uint256 value, uint256 percentage) internal pure returns (uint256) { if (value == 0 || percentage == 0) { return 0; // T:[PM-1] } require( value <= (type(uint256).max - HALF_PERCENT) / percentage, Errors.MATH_MULTIPLICATION_OVERFLOW ); // T:[PM-1] return (value * percentage + HALF_PERCENT) / PERCENTAGE_FACTOR; // T:[PM-1] } /** * @dev Executes a percentage division * @param value The value of which the percentage needs to be calculated * @param percentage The percentage of the value to be calculated * @return The value divided the percentage **/ function percentDiv(uint256 value, uint256 percentage) internal pure returns (uint256) { require(percentage != 0, Errors.MATH_DIVISION_BY_ZERO); // T:[PM-2] uint256 halfPercentage = percentage / 2; // T:[PM-2] require( value <= (type(uint256).max - halfPercentage) / PERCENTAGE_FACTOR, Errors.MATH_MULTIPLICATION_OVERFLOW ); // T:[PM-2] return (value * PERCENTAGE_FACTOR + halfPercentage) / percentage; } }
{ "optimizer": { "enabled": false, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} }
Contract ABI
[{"inputs":[{"internalType":"address","name":"token","type":"address"},{"internalType":"address","name":"swapContract","type":"address"}],"name":"approveToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"borrowedAmount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"token","type":"address"},{"internalType":"address","name":"targetContract","type":"address"}],"name":"cancelAllowance","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_creditManager","type":"address"},{"internalType":"uint256","name":"_borrowedAmount","type":"uint256"},{"internalType":"uint256","name":"_cumulativeIndexAtOpen","type":"uint256"}],"name":"connectTo","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"creditManager","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"cumulativeIndexAtOpen","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"destination","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"execute","outputs":[{"internalType":"bytes","name":"","type":"bytes"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"factory","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"initialize","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"token","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"safeTransfer","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"since","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_borrowedAmount","type":"uint256"},{"internalType":"uint256","name":"_cumulativeIndexAtOpen","type":"uint256"}],"name":"updateParameters","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"version","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"}]
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Please DO NOT store any passwords or private keys here.Compiler specific version warnings:
The compiled contract might be susceptible to FullInlinerNonExpressionSplitArgumentEvaluationOrder (low-severity), MissingSideEffectsOnSelectorAccess (low-severity), AbiReencodingHeadOverflowWithStaticArrayCleanup (medium-severity), DirtyBytesArrayToStorage (low-severity), DataLocationChangeInInternalOverride (very low-severity), NestedCalldataArrayAbiReencodingSizeValidation (very low-severity), SignedImmutables (very low-severity), ABIDecodeTwoDimensionalArrayMemory (very low-severity) Solidity Compiler Bugs.
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