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Parent Txn Hash | Block | From | To | Value | |||
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0xcd116118abc6c7cc823ee70c1582008f5f9cfe526710ba78c1662b8428fe77d3 | 8310422 | 353 days 15 hrs ago | Tomb Finance: Deployer | Contract Creation | 0 FTM |
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Contract Name:
Oracle
Compiler Version
v0.6.12+commit.27d51765
Optimization Enabled:
Yes with 999999 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity 0.6.12; import "@openzeppelin/contracts/math/SafeMath.sol"; import "./lib/Babylonian.sol"; import "./lib/FixedPoint.sol"; import "./lib/UniswapV2OracleLibrary.sol"; import "./utils/Epoch.sol"; import "./interfaces/IUniswapV2Pair.sol"; /* ______ __ _______ /_ __/___ ____ ___ / /_ / ____(_)___ ____ _____ ________ / / / __ \/ __ `__ \/ __ \ / /_ / / __ \/ __ `/ __ \/ ___/ _ \ / / / /_/ / / / / / / /_/ / / __/ / / / / / /_/ / / / / /__/ __/ /_/ \____/_/ /_/ /_/_.___/ /_/ /_/_/ /_/\__,_/_/ /_/\___/\___/ http://tomb.finance */ // fixed window oracle that recomputes the average price for the entire period once every period // note that the price average is only guaranteed to be over at least 1 period, but may be over a longer period contract Oracle is Epoch { using FixedPoint for *; using SafeMath for uint256; /* ========== STATE VARIABLES ========== */ // uniswap address public token0; address public token1; IUniswapV2Pair public pair; // oracle uint32 public blockTimestampLast; uint256 public price0CumulativeLast; uint256 public price1CumulativeLast; FixedPoint.uq112x112 public price0Average; FixedPoint.uq112x112 public price1Average; /* ========== CONSTRUCTOR ========== */ constructor( IUniswapV2Pair _pair, uint256 _period, uint256 _startTime ) public Epoch(_period, _startTime, 0) { pair = _pair; token0 = pair.token0(); token1 = pair.token1(); price0CumulativeLast = pair.price0CumulativeLast(); // fetch the current accumulated price value (1 / 0) price1CumulativeLast = pair.price1CumulativeLast(); // fetch the current accumulated price value (0 / 1) uint112 reserve0; uint112 reserve1; (reserve0, reserve1, blockTimestampLast) = pair.getReserves(); require(reserve0 != 0 && reserve1 != 0, "Oracle: NO_RESERVES"); // ensure that there's liquidity in the pair } /* ========== MUTABLE FUNCTIONS ========== */ /** @dev Updates 1-day EMA price from Uniswap. */ function update() external checkEpoch { (uint256 price0Cumulative, uint256 price1Cumulative, uint32 blockTimestamp) = UniswapV2OracleLibrary.currentCumulativePrices(address(pair)); uint32 timeElapsed = blockTimestamp - blockTimestampLast; // overflow is desired if (timeElapsed == 0) { // prevent divided by zero return; } // overflow is desired, casting never truncates // cumulative price is in (uq112x112 price * seconds) units so we simply wrap it after division by time elapsed price0Average = FixedPoint.uq112x112(uint224((price0Cumulative - price0CumulativeLast) / timeElapsed)); price1Average = FixedPoint.uq112x112(uint224((price1Cumulative - price1CumulativeLast) / timeElapsed)); price0CumulativeLast = price0Cumulative; price1CumulativeLast = price1Cumulative; blockTimestampLast = blockTimestamp; emit Updated(price0Cumulative, price1Cumulative); } // note this will always return 0 before update has been called successfully for the first time. function consult(address _token, uint256 _amountIn) external view returns (uint144 amountOut) { if (_token == token0) { amountOut = price0Average.mul(_amountIn).decode144(); } else { require(_token == token1, "Oracle: INVALID_TOKEN"); amountOut = price1Average.mul(_amountIn).decode144(); } } function twap(address _token, uint256 _amountIn) external view returns (uint144 _amountOut) { (uint256 price0Cumulative, uint256 price1Cumulative, uint32 blockTimestamp) = UniswapV2OracleLibrary.currentCumulativePrices(address(pair)); uint32 timeElapsed = blockTimestamp - blockTimestampLast; // overflow is desired if (_token == token0) { _amountOut = FixedPoint.uq112x112(uint224((price0Cumulative - price0CumulativeLast) / timeElapsed)).mul(_amountIn).decode144(); } else if (_token == token1) { _amountOut = FixedPoint.uq112x112(uint224((price1Cumulative - price1CumulativeLast) / timeElapsed)).mul(_amountIn).decode144(); } } event Updated(uint256 price0CumulativeLast, uint256 price1CumulativeLast); }
pragma solidity ^0.6.0; interface IUniswapV2Pair { event Approval(address indexed owner, address indexed spender, uint256 value); event Transfer(address indexed from, address indexed to, uint256 value); function name() external pure returns (string memory); function symbol() external pure returns (string memory); function decimals() external pure returns (uint8); function totalSupply() external view returns (uint256); function balanceOf(address owner) external view returns (uint256); function allowance(address owner, address spender) external view returns (uint256); function approve(address spender, uint256 value) external returns (bool); function transfer(address to, uint256 value) external returns (bool); function transferFrom( address from, address to, uint256 value ) external returns (bool); function DOMAIN_SEPARATOR() external view returns (bytes32); function PERMIT_TYPEHASH() external pure returns (bytes32); function nonces(address owner) external view returns (uint256); function permit( address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) external; event Mint(address indexed sender, uint256 amount0, uint256 amount1); event Burn(address indexed sender, uint256 amount0, uint256 amount1, address indexed to); event Swap(address indexed sender, uint256 amount0In, uint256 amount1In, uint256 amount0Out, uint256 amount1Out, address indexed to); event Sync(uint112 reserve0, uint112 reserve1); function MINIMUM_LIQUIDITY() external pure returns (uint256); function factory() external view returns (address); function token0() external view returns (address); function token1() external view returns (address); function getReserves() external view returns ( uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast ); function price0CumulativeLast() external view returns (uint256); function price1CumulativeLast() external view returns (uint256); function kLast() external view returns (uint256); function mint(address to) external returns (uint256 liquidity); function burn(address to) external returns (uint256 amount0, uint256 amount1); function swap( uint256 amount0Out, uint256 amount1Out, address to, bytes calldata data ) external; function skim(address to) external; function sync() external; function initialize(address, address) external; }
pragma solidity ^0.6.0; library Babylonian { function sqrt(uint256 y) internal pure returns (uint256 z) { if (y > 3) { z = y; uint256 x = y / 2 + 1; while (x < z) { z = x; x = (y / x + x) / 2; } } else if (y != 0) { z = 1; } // else z = 0 } }
pragma solidity ^0.6.0; import "./Babylonian.sol"; // a library for handling binary fixed point numbers (https://en.wikipedia.org/wiki/Q_(number_format)) library FixedPoint { // range: [0, 2**112 - 1] // resolution: 1 / 2**112 struct uq112x112 { uint224 _x; } // range: [0, 2**144 - 1] // resolution: 1 / 2**112 struct uq144x112 { uint256 _x; } uint8 private constant RESOLUTION = 112; uint256 private constant Q112 = uint256(1) << RESOLUTION; uint256 private constant Q224 = Q112 << RESOLUTION; // encode a uint112 as a UQ112x112 function encode(uint112 x) internal pure returns (uq112x112 memory) { return uq112x112(uint224(x) << RESOLUTION); } // encodes a uint144 as a UQ144x112 function encode144(uint144 x) internal pure returns (uq144x112 memory) { return uq144x112(uint256(x) << RESOLUTION); } // divide a UQ112x112 by a uint112, returning a UQ112x112 function div(uq112x112 memory self, uint112 x) internal pure returns (uq112x112 memory) { require(x != 0, "FixedPoint: DIV_BY_ZERO"); return uq112x112(self._x / uint224(x)); } // multiply a UQ112x112 by a uint, returning a UQ144x112 // reverts on overflow function mul(uq112x112 memory self, uint256 y) internal pure returns (uq144x112 memory) { uint256 z; require(y == 0 || (z = uint256(self._x) * y) / y == uint256(self._x), "FixedPoint: MULTIPLICATION_OVERFLOW"); return uq144x112(z); } // returns a UQ112x112 which represents the ratio of the numerator to the denominator // equivalent to encode(numerator).div(denominator) function fraction(uint112 numerator, uint112 denominator) internal pure returns (uq112x112 memory) { require(denominator > 0, "FixedPoint: DIV_BY_ZERO"); return uq112x112((uint224(numerator) << RESOLUTION) / denominator); } // decode a UQ112x112 into a uint112 by truncating after the radix point function decode(uq112x112 memory self) internal pure returns (uint112) { return uint112(self._x >> RESOLUTION); } // decode a UQ144x112 into a uint144 by truncating after the radix point function decode144(uq144x112 memory self) internal pure returns (uint144) { return uint144(self._x >> RESOLUTION); } // take the reciprocal of a UQ112x112 function reciprocal(uq112x112 memory self) internal pure returns (uq112x112 memory) { require(self._x != 0, "FixedPoint: ZERO_RECIPROCAL"); return uq112x112(uint224(Q224 / self._x)); } // square root of a UQ112x112 function sqrt(uq112x112 memory self) internal pure returns (uq112x112 memory) { return uq112x112(uint224(Babylonian.sqrt(uint256(self._x)) << 56)); } }
pragma solidity ^0.6.0; import "./FixedPoint.sol"; import "../interfaces/IUniswapV2Pair.sol"; // library with helper methods for oracles that are concerned with computing average prices library UniswapV2OracleLibrary { using FixedPoint for *; // helper function that returns the current block timestamp within the range of uint32, i.e. [0, 2**32 - 1] function currentBlockTimestamp() internal view returns (uint32) { return uint32(block.timestamp % 2**32); } // produces the cumulative price using counterfactuals to save gas and avoid a call to sync. function currentCumulativePrices(address pair) internal view returns ( uint256 price0Cumulative, uint256 price1Cumulative, uint32 blockTimestamp ) { blockTimestamp = currentBlockTimestamp(); price0Cumulative = IUniswapV2Pair(pair).price0CumulativeLast(); price1Cumulative = IUniswapV2Pair(pair).price1CumulativeLast(); // if time has elapsed since the last update on the pair, mock the accumulated price values (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast) = IUniswapV2Pair(pair).getReserves(); if (blockTimestampLast != blockTimestamp) { // subtraction overflow is desired uint32 timeElapsed = blockTimestamp - blockTimestampLast; // addition overflow is desired // counterfactual price0Cumulative += uint256(FixedPoint.fraction(reserve1, reserve0)._x) * timeElapsed; // counterfactual price1Cumulative += uint256(FixedPoint.fraction(reserve0, reserve1)._x) * timeElapsed; } } }
// SPDX-License-Identifier: MIT pragma solidity 0.6.12; import "@openzeppelin/contracts/GSN/Context.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; contract Operator is Context, Ownable { address private _operator; event OperatorTransferred(address indexed previousOperator, address indexed newOperator); constructor() internal { _operator = _msgSender(); emit OperatorTransferred(address(0), _operator); } function operator() public view returns (address) { return _operator; } modifier onlyOperator() { require(_operator == msg.sender, "operator: caller is not the operator"); _; } function isOperator() public view returns (bool) { return _msgSender() == _operator; } function transferOperator(address newOperator_) public onlyOwner { _transferOperator(newOperator_); } function _transferOperator(address newOperator_) internal { require(newOperator_ != address(0), "operator: zero address given for new operator"); emit OperatorTransferred(address(0), newOperator_); _operator = newOperator_; } }
pragma solidity ^0.6.0; import '@openzeppelin/contracts/math/SafeMath.sol'; import '../owner/Operator.sol'; contract Epoch is Operator { using SafeMath for uint256; uint256 private period; uint256 private startTime; uint256 private lastEpochTime; uint256 private epoch; /* ========== CONSTRUCTOR ========== */ constructor( uint256 _period, uint256 _startTime, uint256 _startEpoch ) public { period = _period; startTime = _startTime; epoch = _startEpoch; lastEpochTime = startTime.sub(period); } /* ========== Modifier ========== */ modifier checkStartTime { require(now >= startTime, 'Epoch: not started yet'); _; } modifier checkEpoch { uint256 _nextEpochPoint = nextEpochPoint(); if (now < _nextEpochPoint) { require(msg.sender == operator(), 'Epoch: only operator allowed for pre-epoch'); _; } else { _; for (;;) { lastEpochTime = _nextEpochPoint; ++epoch; _nextEpochPoint = nextEpochPoint(); if (now < _nextEpochPoint) break; } } } /* ========== VIEW FUNCTIONS ========== */ function getCurrentEpoch() public view returns (uint256) { return epoch; } function getPeriod() public view returns (uint256) { return period; } function getStartTime() public view returns (uint256) { return startTime; } function getLastEpochTime() public view returns (uint256) { return lastEpochTime; } function nextEpochPoint() public view returns (uint256) { return lastEpochTime.add(period); } /* ========== GOVERNANCE ========== */ function setPeriod(uint256 _period) external onlyOperator { require(_period >= 1 hours && _period <= 48 hours, '_period: out of range'); period = _period; } function setEpoch(uint256 _epoch) external onlyOperator { epoch = _epoch; } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; import "../utils/Context.sol";
// 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 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: 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; } }
{ "remappings": [], "optimizer": { "enabled": true, "runs": 999999 }, "evmVersion": "istanbul", "libraries": {}, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "abi" ] } } }
Contract Security Audit
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[{"inputs":[{"internalType":"contract IUniswapV2Pair","name":"_pair","type":"address"},{"internalType":"uint256","name":"_period","type":"uint256"},{"internalType":"uint256","name":"_startTime","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOperator","type":"address"},{"indexed":true,"internalType":"address","name":"newOperator","type":"address"}],"name":"OperatorTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"price0CumulativeLast","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"price1CumulativeLast","type":"uint256"}],"name":"Updated","type":"event"},{"inputs":[],"name":"blockTimestampLast","outputs":[{"internalType":"uint32","name":"","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_token","type":"address"},{"internalType":"uint256","name":"_amountIn","type":"uint256"}],"name":"consult","outputs":[{"internalType":"uint144","name":"amountOut","type":"uint144"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getCurrentEpoch","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getLastEpochTime","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getPeriod","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getStartTime","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"isOperator","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"nextEpochPoint","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"operator","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pair","outputs":[{"internalType":"contract IUniswapV2Pair","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"price0Average","outputs":[{"internalType":"uint224","name":"_x","type":"uint224"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"price0CumulativeLast","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"price1Average","outputs":[{"internalType":"uint224","name":"_x","type":"uint224"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"price1CumulativeLast","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_epoch","type":"uint256"}],"name":"setEpoch","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_period","type":"uint256"}],"name":"setPeriod","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"token0","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"token1","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOperator_","type":"address"}],"name":"transferOperator","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_token","type":"address"},{"internalType":"uint256","name":"_amountIn","type":"uint256"}],"name":"twap","outputs":[{"internalType":"uint144","name":"_amountOut","type":"uint144"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"update","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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000000000000000054600000000000000000000000000000000000000000000000000000000060b779c8
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
0000000000000000000000002a651563c9d3af67ae0388a5c8f89b867038089e00000000000000000000000000000000000000000000000000000000000054600000000000000000000000000000000000000000000000000000000060b779c8
-----Decoded View---------------
Arg [0] : _pair (address): 0x2a651563c9d3af67ae0388a5c8f89b867038089e
Arg [1] : _period (uint256): 21600
Arg [2] : _startTime (uint256): 1622637000
-----Encoded View---------------
3 Constructor Arguments found :
Arg [0] : 0000000000000000000000002a651563c9d3af67ae0388a5c8f89b867038089e
Arg [1] : 0000000000000000000000000000000000000000000000000000000000005460
Arg [2] : 0000000000000000000000000000000000000000000000000000000060b779c8
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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