Contract
0x9B66e949277D6b5dE1e1099242c57CDAa53782B5
1
Contract Overview
Balance:
0 FTM
FTM Value:
$0.00
My Name Tag:
Not Available, login to update
Txn Hash | Method |
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0x08383a6c1c42dadec30c9679610f1f4d5c254798232be101a5ceef9c03e8e6ff | 0x60806040 | 20747052 | 463 days 15 hrs ago | 0xb98d4d4e205aff4d4755e9df19bd0b8bd4e0f148 | IN | Create: ProviderScream | 0 FTM | 0.156594269491 |
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Latest 1 internal transaction
Parent Txn Hash | Block | From | To | Value | |||
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0x08383a6c1c42dadec30c9679610f1f4d5c254798232be101a5ceef9c03e8e6ff | 20747052 | 463 days 15 hrs ago | 0xb98d4d4e205aff4d4755e9df19bd0b8bd4e0f148 | Contract Creation | 0 FTM |
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Contract Name:
ProviderScream
Compiler Version
v0.8.0+commit.c7dfd78e
Optimization Enabled:
Yes with 1000 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import "../../interfaces/IProvider.sol"; import "../../interfaces/IUnwrapper.sol"; import "../../interfaces/IVault.sol"; import "../../interfaces/IWETH.sol"; import "../../interfaces/IFujiMappings.sol"; import "../../interfaces/compound/IGenCToken.sol"; import "../../interfaces/compound/ICErc20.sol"; import "../../interfaces/compound/IComptroller.sol"; import "../libraries/LibUniversalERC20FTM.sol"; contract HelperFunct { function _isFTM(address token) internal pure returns (bool) { return (token == address(0) || token == address(0xFFfFfFffFFfffFFfFFfFFFFFffFFFffffFfFFFfF)); } function _getMappingAddr() internal pure returns (address) { return 0xA9c29eA1a067740be6dB1F98FcbA0043C475041A; // Scream mapper } function _getComptrollerAddress() internal pure returns (address) { return 0x260E596DAbE3AFc463e75B6CC05d8c46aCAcFB09; // Scream comptroller fantom } function _getUnwrapper() internal pure returns(address) { return 0xee94A39D185329d8c46dEA726E01F91641E57346; } //Scream functions /** * @dev Approves vault's assets as collateral for Scream Protocol. * @param _cyTokenAddress: asset type to be approved as collateral. */ function _enterCollatMarket(address _cyTokenAddress) internal { // Create a reference to the corresponding network Comptroller IComptroller comptroller = IComptroller(_getComptrollerAddress()); address[] memory cyTokenMarkets = new address[](1); cyTokenMarkets[0] = _cyTokenAddress; comptroller.enterMarkets(cyTokenMarkets); } /** * @dev Removes vault's assets as collateral for Scream Protocol. * @param _cyTokenAddress: asset type to be removed as collateral. */ function _exitCollatMarket(address _cyTokenAddress) internal { // Create a reference to the corresponding network Comptroller IComptroller comptroller = IComptroller(_getComptrollerAddress()); comptroller.exitMarket(_cyTokenAddress); } } contract ProviderScream is IProvider, HelperFunct { using LibUniversalERC20FTM for IERC20; //Provider Core Functions /** * @dev Deposit ETH/ERC20_Token. * @param _asset: token address to deposit. (For FTM: 0xFFfFfFffFFfffFFfFFfFFFFFffFFFffffFfFFFfF) * @param _amount: token amount to deposit. */ function deposit(address _asset, uint256 _amount) external payable override { //Get cyToken address from mapping address cyTokenAddr = IFujiMappings(_getMappingAddr()).addressMapping(_asset); //Enter and/or ensure collateral market is enacted _enterCollatMarket(cyTokenAddr); if (_isFTM(_asset)) { // Transform ETH to WETH IWETH(0x21be370D5312f44cB42ce377BC9b8a0cEF1A4C83).deposit{ value: _amount }(); _asset = address(0x21be370D5312f44cB42ce377BC9b8a0cEF1A4C83); } // Create reference to the ERC20 contract IERC20 erc20token = IERC20(_asset); // Create a reference to the cyToken contract ICErc20 cyToken = ICErc20(cyTokenAddr); //Checks, Vault balance of ERC20 to make deposit require(erc20token.balanceOf(address(this)) >= _amount, "Not enough Balance"); //Approve to move ERC20tokens erc20token.univApprove(address(cyTokenAddr), _amount); // Scream Protocol mints cyTokens, trhow error if not require(cyToken.mint(_amount) == 0, "Deposit-failed"); } /** * @dev Withdraw ETH/ERC20_Token. * @param _asset: token address to withdraw. (For FTM: 0xFFfFfFffFFfffFFfFFfFFFFFffFFFffffFfFFFfF) * @param _amount: token amount to withdraw. */ function withdraw(address _asset, uint256 _amount) external payable override { //Get cyToken address from mapping address cyTokenAddr = IFujiMappings(_getMappingAddr()).addressMapping(_asset); // Create a reference to the corresponding cyToken contract IGenCToken cyToken = IGenCToken(cyTokenAddr); //Scream Protocol Redeem Process, throw errow if not. require(cyToken.redeemUnderlying(_amount) == 0, "Withdraw-failed"); if (_isFTM(_asset)) { // Transform WFTM to FTM address unwrapper = _getUnwrapper(); IERC20(0x21be370D5312f44cB42ce377BC9b8a0cEF1A4C83).univTransfer(payable(unwrapper), _amount); IUnwrapper(unwrapper).withdraw(_amount); } } /** * @dev Borrow ETH/ERC20_Token. * @param _asset token address to borrow.(For FTM: 0xFFfFfFffFFfffFFfFFfFFFFFffFFFffffFfFFFfF) * @param _amount: token amount to borrow. */ function borrow(address _asset, uint256 _amount) external payable override { //Get cyToken address from mapping address cyTokenAddr = IFujiMappings(_getMappingAddr()).addressMapping(_asset); // Create a reference to the corresponding cyToken contract IGenCToken cyToken = IGenCToken(cyTokenAddr); //Enter and/or ensure collateral market is enacted //_enterCollatMarket(cyTokenAddr); //Scream Protocol Borrow Process, throw errow if not. require(cyToken.borrow(_amount) == 0, "borrow-failed"); if (_isFTM(_asset)) { // Transform WFTM to FTM address unwrapper = _getUnwrapper(); IERC20(0x21be370D5312f44cB42ce377BC9b8a0cEF1A4C83).univTransfer(payable(unwrapper), _amount); IUnwrapper(unwrapper).withdraw(_amount); } } /** * @dev Payback borrowed ETH/ERC20_Token. * @param _asset token address to payback.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE) * @param _amount: token amount to payback. */ function payback(address _asset, uint256 _amount) external payable override { //Get cyToken address from mapping address cyTokenAddr = IFujiMappings(_getMappingAddr()).addressMapping(_asset); if (_isFTM(_asset)) { // Transform FTM to WFTM IWETH(0x21be370D5312f44cB42ce377BC9b8a0cEF1A4C83).deposit{ value: _amount }(); _asset = address(0x21be370D5312f44cB42ce377BC9b8a0cEF1A4C83); } // Create reference to the ERC20 contract IERC20 erc20token = IERC20(_asset); // Create a reference to the corresponding cyToken contract ICErc20 cyToken = ICErc20(cyTokenAddr); // Check there is enough balance to pay require(erc20token.balanceOf(address(this)) >= _amount, "Not-enough-token"); erc20token.univApprove(address(cyTokenAddr), _amount); cyToken.repayBorrow(_amount); } /** * @dev Returns the current borrowing rate (APR) of a ETH/ERC20_Token, in ray(1e27). * @param _asset: token address to query the current borrowing rate. */ function getBorrowRateFor(address _asset) external view override returns (uint256) { address cyTokenAddr = IFujiMappings(_getMappingAddr()).addressMapping(_asset); // Block Rate transformed for common mantissa for Fuji in ray (1e27) // Note: Scream uses base 1e18 uint256 bRateperBlock = IGenCToken(cyTokenAddr).borrowRatePerBlock() * 10**9; // The approximate number of blocks per year that is assumed by Scream interest rate model // ~60 blocks per min in fantom return bRateperBlock * 60 * 60 * 24 * 365; } /** * @dev Returns the borrow balance of a ETH/ERC20_Token. * @param _asset: token address to query the balance. */ function getBorrowBalance(address _asset) external view override returns (uint256) { address cyTokenAddr = IFujiMappings(_getMappingAddr()).addressMapping(_asset); return IGenCToken(cyTokenAddr).borrowBalanceStored(msg.sender); } /** * @dev Return borrow balance of ETH/ERC20_Token. * This function is the accurate way to get Scream borrow balance. * It costs ~84K gas and is not a view function. * @param _asset token address to query the balance. * @param _who address of the account. */ function getBorrowBalanceOf(address _asset, address _who) external override returns (uint256) { address cyTokenAddr = IFujiMappings(_getMappingAddr()).addressMapping(_asset); return IGenCToken(cyTokenAddr).borrowBalanceCurrent(_who); } /** * @dev Returns the deposit balance of a ETH/ERC20_Token. * @param _asset: token address to query the balance. */ function getDepositBalance(address _asset) external view override returns (uint256) { address cyTokenAddr = IFujiMappings(_getMappingAddr()).addressMapping(_asset); uint256 cyTokenBal = IGenCToken(cyTokenAddr).balanceOf(msg.sender); uint256 exRate = IGenCToken(cyTokenAddr).exchangeRateStored(); return (exRate * cyTokenBal) / 1e18; } }
// SPDX-License-Identifier: MIT pragma solidity ^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 ^0.8.0; interface IProvider { //Basic Core Functions function deposit(address _collateralAsset, uint256 _collateralAmount) external payable; function borrow(address _borrowAsset, uint256 _borrowAmount) external payable; function withdraw(address _collateralAsset, uint256 _collateralAmount) external payable; function payback(address _borrowAsset, uint256 _borrowAmount) external payable; // returns the borrow annualized rate for an asset in ray (1e27) //Example 8.5% annual interest = 0.085 x 10^27 = 85000000000000000000000000 or 85*(10**24) function getBorrowRateFor(address _asset) external view returns (uint256); function getBorrowBalance(address _asset) external view returns (uint256); function getDepositBalance(address _asset) external view returns (uint256); function getBorrowBalanceOf(address _asset, address _who) external returns (uint256); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; interface IUnwrapper { function withdraw(uint256 amount) external; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; interface IVault { // Events // Log Users Deposit event Deposit(address indexed userAddrs, address indexed asset, uint256 amount); // Log Users withdraw event Withdraw(address indexed userAddrs, address indexed asset, uint256 amount); // Log Users borrow event Borrow(address indexed userAddrs, address indexed asset, uint256 amount); // Log Users debt repay event Payback(address indexed userAddrs, address indexed asset, uint256 amount); // Log New active provider event SetActiveProvider(address providerAddr); // Log Switch providers event Switch( address fromProviderAddrs, address toProviderAddr, uint256 debtamount, uint256 collattamount ); // Core Vault Functions function deposit(uint256 _collateralAmount) external payable; function withdraw(int256 _withdrawAmount) external; function withdrawLiq(int256 _withdrawAmount) external; function borrow(uint256 _borrowAmount) external; function payback(int256 _repayAmount) external payable; function paybackLiq(address[] memory _users, uint256 _repayAmount) external payable; function executeSwitch( address _newProvider, uint256 _flashLoanDebt, uint256 _fee ) external payable; //Getter Functions function activeProvider() external view returns (address); function borrowBalance(address _provider) external view returns (uint256); function depositBalance(address _provider) external view returns (uint256); function userDebtBalance(address _user) external view returns (uint256); function userProtocolFee(address _user) external view returns (uint256); function userDepositBalance(address _user) external view returns (uint256); function getNeededCollateralFor(uint256 _amount, bool _withFactors) external view returns (uint256); function getLiquidationBonusFor(uint256 _amount) external view returns (uint256); function getProviders() external view returns (address[] memory); function fujiERC1155() external view returns (address); //Setter Functions function setActiveProvider(address _provider) external; function updateF1155Balances() external; function protocolFee() external view returns (uint64, uint64); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; interface IWETH { function approve(address, uint256) external; function deposit() external payable; function withdraw(uint256) external; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; interface IFujiMappings { function addressMapping(address) external view returns (address); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; interface IGenCToken is IERC20 { function redeem(uint256) external returns (uint256); function redeemUnderlying(uint256) external returns (uint256); function borrow(uint256 borrowAmount) external returns (uint256); function exchangeRateCurrent() external returns (uint256); function exchangeRateStored() external view returns (uint256); function borrowRatePerBlock() external view returns (uint256); function balanceOfUnderlying(address owner) external returns (uint256); function borrowBalanceCurrent(address account) external returns (uint256); function borrowBalanceStored(address account) external view returns (uint256); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import "./IGenCToken.sol"; interface ICErc20 is IGenCToken { function mint(uint256) external returns (uint256); function repayBorrow(uint256 repayAmount) external returns (uint256); function repayBorrowBehalf(address borrower, uint256 repayAmount) external returns (uint256); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; interface IComptroller { function markets(address) external returns (bool, uint256); function enterMarkets(address[] calldata) external returns (uint256[] memory); function exitMarket(address cyTokenAddress) external returns (uint256); function claimComp(address holder) external; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import { IERC20 } from "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import { SafeERC20 } from "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol"; library LibUniversalERC20FTM { using SafeERC20 for IERC20; IERC20 private constant _FTM_ADDRESS = IERC20(0xFFfFfFffFFfffFFfFFfFFFFFffFFFffffFfFFFfF); IERC20 private constant _ZERO_ADDRESS = IERC20(0x0000000000000000000000000000000000000000); function isFTM(IERC20 token) internal pure returns (bool) { return (token == _ZERO_ADDRESS || token == _FTM_ADDRESS); } function univBalanceOf(IERC20 token, address account) internal view returns (uint256) { if (isFTM(token)) { return account.balance; } else { return token.balanceOf(account); } } function univTransfer( IERC20 token, address payable to, uint256 amount ) internal { if (amount > 0) { if (isFTM(token)) { (bool sent, ) = to.call{ value: amount }(""); require(sent, "Failed to send Ether"); } else { token.safeTransfer(to, amount); } } } function univApprove( IERC20 token, address to, uint256 amount ) internal { require(!isFTM(token), "Approve called on ETH"); if (amount == 0) { token.safeApprove(to, 0); } else { uint256 allowance = token.allowance(address(this), to); if (allowance < amount) { if (allowance > 0) { token.safeApprove(to, 0); } token.safeApprove(to, amount); } } } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "../IERC20.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 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' 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) + value; _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance)); } function safeDecreaseAllowance( IERC20 token, address spender, uint256 value ) internal { unchecked { uint256 oldAllowance = token.allowance(address(this), spender); require(oldAllowance >= value, "SafeERC20: decreased allowance below zero"); uint256 newAllowance = oldAllowance - value; _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 require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed"); } } }
// SPDX-License-Identifier: MIT pragma solidity ^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; 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"); (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"); (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"); (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"); (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason 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 { // 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 assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } } }
{ "optimizer": { "enabled": true, "runs": 1000 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "abi" ] } }, "libraries": {} }
Contract Security Audit
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[{"inputs":[{"internalType":"address","name":"_asset","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"borrow","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"_asset","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"deposit","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"_asset","type":"address"}],"name":"getBorrowBalance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_asset","type":"address"},{"internalType":"address","name":"_who","type":"address"}],"name":"getBorrowBalanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_asset","type":"address"}],"name":"getBorrowRateFor","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_asset","type":"address"}],"name":"getDepositBalance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_asset","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"payback","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"_asset","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"withdraw","outputs":[],"stateMutability":"payable","type":"function"}]
Contract Creation Code
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Age | Block | Fee Address | BC Fee Address | Voting Power | Jailed | Incoming |
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Validator ID :
0 FTM
Amount Staked
0
Amount Delegated
0
Staking Total
0
Staking Start Epoch
0
Staking Start Time
0
Proof of Importance
0
Origination Score
0
Validation Score
0
Active
0
Online
0
Downtime
0 s
Address | Amount | claimed Rewards | Created On Epoch | Created On |
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