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Latest 25 from a total of 347 transactions
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Withdraw | 18613980 | 426 days ago | IN | 0 ETH | 0.00360563 | ||||
Withdraw | 18202063 | 484 days ago | IN | 0 ETH | 0.00110647 | ||||
Multi Claim | 18137958 | 493 days ago | IN | 0 ETH | 0.00068464 | ||||
Withdraw | 18137958 | 493 days ago | IN | 0 ETH | 0.00123747 | ||||
Multi Claim | 18106683 | 497 days ago | IN | 0 ETH | 0.00090251 | ||||
Withdraw | 18040716 | 506 days ago | IN | 0 ETH | 0.00122726 | ||||
Multi Claim | 18040716 | 506 days ago | IN | 0 ETH | 0.00098201 | ||||
Withdraw | 18008802 | 511 days ago | IN | 0 ETH | 0.0015178 | ||||
Withdraw | 18006171 | 511 days ago | IN | 0 ETH | 0.00277398 | ||||
Withdraw | 17962167 | 517 days ago | IN | 0 ETH | 0.00182081 | ||||
Multi Claim | 17962163 | 517 days ago | IN | 0 ETH | 0.00106484 | ||||
Multi Claim | 17955502 | 518 days ago | IN | 0 ETH | 0.00096574 | ||||
Withdraw | 17923482 | 523 days ago | IN | 0 ETH | 0.00289043 | ||||
Multi Claim | 17906185 | 525 days ago | IN | 0 ETH | 0.00198754 | ||||
Multi Claim | 17875743 | 529 days ago | IN | 0 ETH | 0.00152566 | ||||
Withdraw | 17853606 | 533 days ago | IN | 0 ETH | 0.00246979 | ||||
Multi Claim | 17832417 | 535 days ago | IN | 0 ETH | 0.00115484 | ||||
Multi Claim | 17832389 | 535 days ago | IN | 0 ETH | 0.00102425 | ||||
Deposit | 17818288 | 537 days ago | IN | 0 ETH | 0.0024493 | ||||
Multi Claim | 17818268 | 537 days ago | IN | 0 ETH | 0.00122925 | ||||
Deposit | 17816177 | 538 days ago | IN | 0 ETH | 0.00307239 | ||||
Multi Claim | 17816147 | 538 days ago | IN | 0 ETH | 0.00214412 | ||||
Deposit | 17811994 | 538 days ago | IN | 0 ETH | 0.00203514 | ||||
Multi Claim | 17811988 | 538 days ago | IN | 0 ETH | 0.00128929 | ||||
Deposit | 17806122 | 539 days ago | IN | 0 ETH | 0.00217379 |
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Contract Name:
MasterBids
Compiler Version
v0.8.19+commit.7dd6d404
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.5; import "@openzeppelin/contracts/access/Ownable.sol"; import "@openzeppelin/contracts/security/ReentrancyGuard.sol"; import "@openzeppelin/contracts/security/Pausable.sol"; import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol"; import "@openzeppelin/contracts/utils/structs/EnumerableSet.sol"; import "@openzeppelin/contracts/utils/Address.sol"; import "@openzeppelin/contracts/utils/math/SafeMath.sol"; import "../library/DSMath.sol"; import "../interfaces/IVeBids.sol"; import "../interfaces/IMasterBids.sol"; import "../interfaces/IRewarder.sol"; interface IVoter { function distribute(address _lpToken) external; } /// @title MasterBids /// @notice MasterBids is a boss. He is not afraid of any snakes. In fact, he drinks their venoms. So, veBids holders boost /// their (boosted) emissions. This contract rewards users in function of their amount of lp staked (base pool) factor (boosted pool) /// Factor and sumOfFactors are updated by contract VeBids.sol after any veBids minting/burning (veERC20Upgradeable hook). /// Note that it's ownable and the owner wields tremendous power. The ownership /// will be safeTransferred to a governance smart contract once Bids is sufficiently /// distributed and the community can show to govern itself. /// @dev Updates: /// - Compatible with gauge voting contract MasterBids is Ownable, ReentrancyGuard, Pausable, IMasterBids { using EnumerableSet for EnumerableSet.AddressSet; using SafeERC20 for IERC20; // Info of each user. struct UserInfo { // storage slot 1 uint128 amount; // 20.18 fixed point. How many LP tokens the user has provided. uint128 factor; // 20.18 fixed point. boosted factor = sqrt (lpAmount * veBids.balanceOf()) // storage slot 2 uint128 rewardDebt; // 20.18 fixed point. Reward debt. See explanation below. uint128 pendingBids; // 20.18 fixed point. Amount of pending Bids // // We do some fancy math here. Basically, any point in time, the amount of Bids // entitled to a user but is pending to be distributed is: // // ((user.amount * pool.accBidsPerShare + user.factor * pool.accBidsPerFactorShare) / 1e12) - // user.rewardDebt // // Whenever a user deposits or withdraws LP tokens to a pool. Here's what happens: // 1. The pool's `accBidsPerShare`, `accBidsPerFactorShare` (and `lastRewardTimestamp`) gets updated. // 2. User receives the pending reward sent to his/her address. // 3. User's `amount` gets updated. // 4. User's `rewardDebt` gets updated. } // Info of each pool. struct PoolInfoV3 { IERC20 lpToken; // Address of LP token contract. IRewarder rewarder; uint40 periodFinish; //// uint128 sumOfFactors; // 20.18 fixed point. the sum of all boosted factors by all of the users in the pool uint128 rewardRate; // 20.18 fixed point. //// uint104 accBidsPerShare; // 19.12 fixed point. Accumulated Bids per share, times 1e12. uint104 accBidsPerFactorShare; // 19.12 fixed point. Accumulated Bids per factor share uint40 lastRewardTimestamp; } uint256 public constant ACC_TOKEN_PRECISION = 1e12; // Bids token IERC20 public Bids; // Venom does not seem to hurt the Bids, it only makes it stronger. IVeBids public veBids; // New Master Bids address for future migrations IMasterBids public newMasterBids; // Address of Voter address public voter; //Dictates if voter has distribute function bool public voterIsCallable; // Base partition emissions (e.g. 300 for 30%). // BasePartition and boostedPartition add up to 1000 for 100% uint16 public basePartition; // Set of all LP tokens that have been added as pools EnumerableSet.AddressSet private lpTokens; // Info of each pool. PoolInfoV3[] public poolInfoV3; // userInfo[pid][user], Info of each user that stakes LP tokens mapping(uint256 => mapping(address => UserInfo)) public userInfo; // Mapping of asset to pid. Offset by +1 to distinguish with default value mapping(address => uint256) internal assetPid; event Add(uint256 indexed pid, IERC20 indexed lpToken); event Deposit(address indexed user, uint256 indexed pid, uint256 amount); event DepositFor(address indexed user, uint256 indexed pid, uint256 amount); event SetRewarder(uint256 indexed pid, IRewarder rewarder); event Withdraw(address indexed user, uint256 indexed pid, uint256 amount); event Harvest(address indexed user, uint256 indexed pid, uint256 amount); event EmergencyWithdraw(address indexed user, uint256 indexed pid, uint256 amount); event UpdateEmissionPartition(address indexed user, uint256 basePartition, uint256 boostedPartition); event UpdateVeBids(address indexed user, address oldVeBids, address newVeBids); event UpdateVoter(address indexed user, address oldVoter, address newVoter, bool callable); event EmergencyBidsWithdraw(address owner, uint256 balance); event NewMaster(address _newMaster); /// @dev Modifier ensuring that certain function can only be called by VeBids modifier onlyVeBids() { require(address(veBids) == msg.sender, "MasterBids: caller is not VeBids"); _; } /// @dev Modifier ensuring that certain function can only be called by Voter modifier onlyVoter() { require(address(voter) == msg.sender, "MasterBids: caller is not Voter"); _; } constructor(IERC20 _Bids, IVeBids _veBids, address _voter, uint16 _basePartition) { require(address(_Bids) != address(0), "Bids address cannot be zero"); require(address(_veBids) != address(0), "VeBids address cannot be zero"); require(_voter != address(0), "Voter address cannot be zero"); require(_basePartition <= 1000, "base partition must be in range 0, 1000"); Bids = _Bids; veBids = _veBids; voter = _voter; basePartition = _basePartition; } /** * @dev pause pool, restricting certain operations */ function pause() external onlyOwner { _pause(); } /** * @dev unpause pool, enabling certain operations */ function unpause() external onlyOwner { _unpause(); } function setNewMasterBids(IMasterBids _newMasterBids) external onlyOwner { newMasterBids = _newMasterBids; emit NewMaster(address(_newMasterBids)); } /// @notice Add a new lp to the pool. Can only be called by the owner. /// @dev Reverts if the same LP token is added more than once. /// @param _lpToken the corresponding lp token /// @param _rewarder the contract that implements "onReward(user)" that is called on user operation function add(IERC20 _lpToken, IRewarder _rewarder) external onlyOwner { require(Address.isContract(address(_lpToken)), "add: LP token must be a valid contract"); require(!lpTokens.contains(address(_lpToken)), "add: LP already added"); // update PoolInfoV3 with the new LP poolInfoV3.push( PoolInfoV3({ lpToken: _lpToken, rewarder: _rewarder, lastRewardTimestamp: uint40(block.timestamp), accBidsPerShare: 0, accBidsPerFactorShare: 0, sumOfFactors: 0, periodFinish: uint40(block.timestamp), rewardRate: 0 }) ); assetPid[address(_lpToken)] = poolInfoV3.length; // add lpToken to the lpTokens enumerable set lpTokens.add(address(_lpToken)); emit Add(poolInfoV3.length - 1, _lpToken); } /// @notice Update reward variables for all pools. /// @dev Be careful of gas spending! function massUpdatePools() public override { uint256 length = poolInfoV3.length; for (uint256 pid; pid < length; ++pid) { _updatePool(pid); } } /// @notice Update reward variables of the given pool /// @param _pid the pool id function updatePool(uint256 _pid) external override { _updatePool(_pid); } function _updatePool(uint256 _pid) private { PoolInfoV3 storage pool = poolInfoV3[_pid]; if (block.timestamp > pool.lastRewardTimestamp) { (uint256 accBidsPerShare, uint256 accBidsPerFactorShare) = calRewardPerUnit(_pid); pool.accBidsPerShare = to104(accBidsPerShare); pool.accBidsPerFactorShare = to104(accBidsPerFactorShare); pool.lastRewardTimestamp = uint40(lastTimeRewardApplicable(pool.periodFinish)); } // We can consider to skip this function to minimize gas if (voterIsCallable) { IVoter(voter).distribute(address(pool.lpToken)); } } /// @dev Refer to synthetix/StakingRewards.sol notifyRewardAmount /// Note: This looks safe from reentrancy. function notifyRewardAmount(address _lpToken, uint256 _amount, uint256 _rewardDuration) external override onlyVoter { require(_amount > 0, "notifyRewardAmount: zero amount"); // this line reverts if asset is not in the list uint256 pid = assetPid[_lpToken] - 1; PoolInfoV3 storage pool = poolInfoV3[pid]; if (pool.lastRewardTimestamp >= pool.periodFinish) { pool.rewardRate = to128(_amount / _rewardDuration); } else { uint256 remainingTime = pool.periodFinish - pool.lastRewardTimestamp; uint256 leftoverReward = remainingTime * pool.rewardRate; pool.rewardRate = to128((_amount + leftoverReward) / _rewardDuration); } pool.lastRewardTimestamp = uint40(block.timestamp); pool.periodFinish = uint40(block.timestamp + _rewardDuration); // Event is not emitted as Voter should have already emitted it } /// @notice Helper function to migrate fund from multiple pools to the new MasterBids. /// @notice user must initiate transaction from masterbids /// @dev Assume the original MasterBids has stopped emissions /// hence we skip IVoter(voter).distribute() to save gas cost function migrate(uint256[] calldata _pids) external override nonReentrant { require(address(newMasterBids) != (address(0)), "to where?"); _multiClaim(_pids); for (uint256 i; i < _pids.length; ++i) { uint256 pid = _pids[i]; UserInfo storage user = userInfo[pid][msg.sender]; if (user.amount > 0) { PoolInfoV3 storage pool = poolInfoV3[pid]; pool.lpToken.approve(address(newMasterBids), user.amount); uint256 newPid = newMasterBids.getAssetPid(address(pool.lpToken)); newMasterBids.depositFor(newPid, user.amount, msg.sender); pool.sumOfFactors -= user.factor; // remove user delete userInfo[pid][msg.sender]; } } } /// @notice Deposit LP tokens to masterbids for Bids allocation on behalf of user /// @dev user must initiate transaction from masterbids /// @param _pid the pool id /// @param _amount amount to deposit /// @param _user the user being represented function depositFor(uint256 _pid, uint256 _amount, address _user) external override nonReentrant whenNotPaused { PoolInfoV3 storage pool = poolInfoV3[_pid]; UserInfo storage user = userInfo[_pid][_user]; // update pool in case user has deposited _updatePool(_pid); _updateUserAmount(_pid, _user, user.amount + _amount); pool.lpToken.safeTransferFrom(msg.sender, address(this), _amount); emit DepositFor(_user, _pid, _amount); } /// @notice Deposit LP tokens to masterbids for Bids allocation. /// @dev it is possible to call this function with _amount == 0 to claim current rewards /// @param _pid the pool id /// @param _amount amount to deposit function deposit( uint256 _pid, uint256 _amount ) external override nonReentrant whenNotPaused returns (uint256 reward, uint256[] memory additionalRewards) { PoolInfoV3 storage pool = poolInfoV3[_pid]; UserInfo storage user = userInfo[_pid][msg.sender]; // update pool in case user has deposited _updatePool(_pid); (reward, additionalRewards) = _updateUserAmount(_pid, msg.sender, user.amount + _amount); pool.lpToken.safeTransferFrom(address(msg.sender), address(this), _amount); emit Deposit(msg.sender, _pid, _amount); } /// @notice claims rewards for multiple pids /// @param _pids array pids, pools to claim function multiClaim( uint256[] calldata _pids ) external override nonReentrant whenNotPaused returns (uint256 reward, uint256[] memory amounts, uint256[][] memory additionalRewards) { return _multiClaim(_pids); } /// @notice private function to claim rewards for multiple pids /// @param _pids array pids, pools to claim function _multiClaim( uint256[] memory _pids ) private returns (uint256 reward, uint256[] memory amounts, uint256[][] memory additionalRewards) { // accumulate rewards for each one of the pids in pending amounts = new uint256[](_pids.length); additionalRewards = new uint256[][](_pids.length); for (uint256 i; i < _pids.length; ++i) { UserInfo storage user = userInfo[_pids[i]][msg.sender]; _updatePool(_pids[i]); if (user.amount > 0) { PoolInfoV3 storage pool = poolInfoV3[_pids[i]]; // increase pending to send all rewards once uint256 poolRewards = ((uint256(user.amount) * pool.accBidsPerShare + uint256(user.factor) * pool.accBidsPerFactorShare) / ACC_TOKEN_PRECISION) + user.pendingBids - user.rewardDebt; user.pendingBids = 0; // update reward debt user.rewardDebt = to128( (uint256(user.amount) * pool.accBidsPerShare + uint256(user.factor) * pool.accBidsPerFactorShare) / ACC_TOKEN_PRECISION ); // increase reward reward += poolRewards; amounts[i] = poolRewards; emit Harvest(msg.sender, _pids[i], amounts[i]); // if exist, update external rewarder IRewarder rewarder = pool.rewarder; if (address(rewarder) != address(0)) { additionalRewards[i] = rewarder.onReward(msg.sender); } } } // safeTransfer all rewards Bids.safeTransfer(payable(msg.sender), reward); } /// @notice Withdraw LP tokens from MasterBids. /// @notice Automatically harvest pending rewards and sends to user /// @param _pid the pool id /// @param _amount the amount to withdraw function withdraw( uint256 _pid, uint256 _amount ) external override nonReentrant whenNotPaused returns (uint256 reward, uint256[] memory additionalRewards) { PoolInfoV3 storage pool = poolInfoV3[_pid]; UserInfo storage user = userInfo[_pid][msg.sender]; require(user.amount >= _amount, "withdraw: not enough balance"); _updatePool(_pid); (reward, additionalRewards) = _updateUserAmount(_pid, msg.sender, user.amount - _amount); pool.lpToken.safeTransfer(msg.sender, _amount); emit Withdraw(msg.sender, _pid, _amount); } /// @notice Update user balance and distribute Bids rewards function _updateUserAmount( uint256 _pid, address _user, uint256 _amount ) internal returns (uint256 reward, uint256[] memory additionalRewards) { PoolInfoV3 storage pool = poolInfoV3[_pid]; UserInfo storage user = userInfo[_pid][_user]; // Harvest Bids if (user.amount > 0 || user.pendingBids > 0) { reward = ((uint256(user.amount) * pool.accBidsPerShare + uint256(user.factor) * pool.accBidsPerFactorShare) / ACC_TOKEN_PRECISION) + user.pendingBids - user.rewardDebt; user.pendingBids = 0; Bids.safeTransfer(payable(_user), reward); emit Harvest(_user, _pid, reward); } // update amount of lp staked user.amount = to128(_amount); // update sumOfFactors uint128 oldFactor = user.factor; user.factor = to128(DSMath.sqrt(user.amount * veBids.balanceOf(_user), user.amount)); // update reward debt user.rewardDebt = to128( (uint256(user.amount) * pool.accBidsPerShare + uint256(user.factor) * pool.accBidsPerFactorShare) / ACC_TOKEN_PRECISION ); // claim reward before we update factors (Due to rewarder ratios being based on masters rewards) IRewarder rewarder = pool.rewarder; if (address(rewarder) != address(0)) { additionalRewards = rewarder.onReward(_user); } pool.sumOfFactors = to128(pool.sumOfFactors + user.factor - oldFactor); } /// @notice Withdraw without caring about rewards. EMERGENCY ONLY. /// @param _pid the pool id function emergencyWithdraw(uint256 _pid) external override nonReentrant { PoolInfoV3 storage pool = poolInfoV3[_pid]; UserInfo storage user = userInfo[_pid][msg.sender]; pool.lpToken.safeTransfer(address(msg.sender), user.amount); pool.sumOfFactors = pool.sumOfFactors - user.factor; user.amount = 0; user.factor = 0; user.rewardDebt = 0; IRewarder rewarder = pool.rewarder; if (address(rewarder) != address(0)) { rewarder.onReward(msg.sender); } emit EmergencyWithdraw(msg.sender, _pid, user.amount); } /// @notice updates emission partition /// @param _basePartition the future base partition function updateEmissionPartition(uint16 _basePartition) external onlyOwner { require(_basePartition <= 1000); massUpdatePools(); basePartition = _basePartition; emit UpdateEmissionPartition(msg.sender, _basePartition, 1000 - _basePartition); } /// @notice updates veBids address /// @param _newVeBids the new VeBids address function setVeBids(IVeBids _newVeBids) external onlyOwner { require(address(_newVeBids) != address(0)); IVeBids oldVeBids = veBids; veBids = _newVeBids; emit UpdateVeBids(msg.sender, address(oldVeBids), address(_newVeBids)); } /// @notice updates voter address /// @param _newVoter the new Voter address function setVoter(address _newVoter, bool _voterIsCallable) external onlyOwner { // voter address can be zero during a migration. This is done to avoid // the scenario where both old and new MasterBids claims in migrate, // which calls voter.distribute. But only one can succeed as voter.distribute // is only callable from gauge manager. require(_newVoter != address(0), "Voter address cannot be zero"); address oldVoter = voter; voter = _newVoter; voterIsCallable = _voterIsCallable; emit UpdateVoter(msg.sender, oldVoter, _newVoter, _voterIsCallable); } /// @notice updates factor after any veBids token operation (minting/burning) /// @param _user the user to update /// @param _newVeBidsBalance the amount of veBids /// @dev can only be called by veBids function updateFactor(address _user, uint256 _newVeBidsBalance) external override onlyVeBids { // loop over each pool : beware gas cost! uint256 length = poolInfoV3.length; for (uint256 pid = 0; pid < length; ++pid) { UserInfo storage user = userInfo[pid][_user]; // skip if user doesn't have any deposit in the pool if (user.amount == 0) { continue; } // first, update pool _updatePool(pid); PoolInfoV3 storage pool = poolInfoV3[pid]; // calculate pending uint256 pending = ((uint256(user.amount) * pool.accBidsPerShare + uint256(user.factor) * pool.accBidsPerFactorShare) / ACC_TOKEN_PRECISION) - user.rewardDebt; // increase pendingBids user.pendingBids += to128(pending); // update boosted partition factor uint256 oldFactor = user.factor; uint256 newFactor = DSMath.sqrt(user.amount * _newVeBidsBalance, user.amount); user.factor = to128(newFactor); // update reward debt, take into account newFactor user.rewardDebt = to128( (uint256(user.amount) * pool.accBidsPerShare + newFactor * pool.accBidsPerFactorShare) / ACC_TOKEN_PRECISION ); // also, update sumOfFactors pool.sumOfFactors = to128(pool.sumOfFactors + newFactor - oldFactor); } } /// @notice In case we need to manually migrate Bids funds from masterbids /// Sends all remaining Bids from the contract to the owner function emergencyBidsWithdraw() external onlyOwner { Bids.safeTransfer(address(msg.sender), Bids.balanceOf(address(this))); emit EmergencyBidsWithdraw(address(msg.sender), Bids.balanceOf(address(this))); } function boostedPartition() external view returns (uint256) { return 1000 - basePartition; } /// @notice returns pool length function poolLength() external view override returns (uint256) { return poolInfoV3.length; } function getAssetPid(address asset) external view override returns (uint256) { // revert if asset not exist return assetPid[asset] - 1; } function lastTimeRewardApplicable(uint256 _periodFinish) public view returns (uint256) { return block.timestamp < _periodFinish ? block.timestamp : _periodFinish; } function calRewardPerUnit(uint256 _pid) public view returns (uint256 accBidsPerShare, uint256 accBidsPerFactorShare) { PoolInfoV3 storage pool = poolInfoV3[_pid]; uint256 lpSupply = pool.lpToken.balanceOf(address(this)); accBidsPerShare = pool.accBidsPerShare; accBidsPerFactorShare = pool.accBidsPerFactorShare; if (lpSupply == 0 || block.timestamp <= pool.lastRewardTimestamp) { // update only if now > lastRewardTimestamp return (accBidsPerShare, accBidsPerFactorShare); } uint256 secondsElapsed = lastTimeRewardApplicable(pool.periodFinish) - pool.lastRewardTimestamp; uint256 BidsReward = secondsElapsed * pool.rewardRate; accBidsPerShare += (BidsReward * ACC_TOKEN_PRECISION * basePartition) / (lpSupply * 1000); if (pool.sumOfFactors != 0) { accBidsPerFactorShare += (BidsReward * ACC_TOKEN_PRECISION * (1000 - basePartition)) / (pool.sumOfFactors * 1000); } } /// @notice View function to see pending Bids on frontend. /// @param _pid the pool id /// @param _user the user address function pendingTokens( uint256 _pid, address _user ) external view override returns (uint256 pendingRewards, uint256[] memory pendingRewarderRewards) { PoolInfoV3 memory pool = poolInfoV3[_pid]; // calculate accBidsPerShare and accBidsPerFactorShare (uint256 accBidsPerShare, uint256 accBidsPerFactorShare) = calRewardPerUnit(_pid); UserInfo memory user = userInfo[_pid][_user]; pendingRewards = ((user.amount * accBidsPerShare + user.factor * accBidsPerFactorShare) / ACC_TOKEN_PRECISION) + user.pendingBids - user.rewardDebt; // Rewarder tokens if (address(pool.rewarder) != address(0)) { pendingRewarderRewards = pool.rewarder.pendingTokens(_user); } } //For accurate pending Bids use pendingTokens instead. /// @notice View function to see pending Bids with factor and base separated. /// @param _pid the pool id /// @param _user the user address function pendingTokensSplit( uint256 _pid, address _user ) external view returns (uint256 pendingBaseRewards, uint256 pendingFactorRewards, uint256[] memory pendingRewarderRewards) { PoolInfoV3 memory pool = poolInfoV3[_pid]; // calculate accBidsPerShare and accBidsPerFactorShare (uint256 accBidsPerShare, uint256 accBidsPerFactorShare) = calRewardPerUnit(_pid); UserInfo memory user = userInfo[_pid][_user]; // Rewarder tokens if (address(pool.rewarder) != address(0)) { pendingRewarderRewards = pool.rewarder.pendingTokens(_user); } if (user.amount == 0) { return (0, 0, pendingRewarderRewards); } ////Working uint256 pendingBaseRewardsHigh = user.amount * accBidsPerShare; uint256 pendingFactorRewardsHigh = user.factor * accBidsPerFactorShare; uint256 pendingRewards = ((pendingBaseRewardsHigh + pendingFactorRewardsHigh) / ACC_TOKEN_PRECISION) + user.pendingBids - user.rewardDebt; pendingFactorRewards = (pendingRewards * pendingFactorRewardsHigh / (pendingBaseRewardsHigh + pendingFactorRewardsHigh)); pendingBaseRewards = pendingRewards - pendingFactorRewards; } function to128(uint256 val) internal pure returns (uint128) { if (val > type(uint128).max) revert("uint128 overflow"); return uint128(val); } function to104(uint256 val) internal pure returns (uint104) { if (val > type(uint104).max) revert("uint104 overflow"); return uint104(val); } /// @notice Update the given pool's rewarder /// @param _pid the pool id /// @param _rewarder the rewarder function setRewarder(uint256 _pid, IRewarder _rewarder) external onlyOwner { require(Address.isContract(address(_rewarder)) || address(_rewarder) == address(0), "set: rewarder must be contract or zero"); PoolInfoV3 storage pool = poolInfoV3[_pid]; pool.rewarder = _rewarder; emit SetRewarder(_pid, _rewarder); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol) pragma solidity ^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() { _transferOwnership(_msgSender()); } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { _checkOwner(); _; } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if the sender is not the owner. */ function _checkOwner() internal view virtual { 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 { _transferOwnership(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"); _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (security/Pausable.sol) pragma solidity ^0.8.0; import "../utils/Context.sol"; /** * @dev Contract module which allows children to implement an emergency stop * mechanism that can be triggered by an authorized account. * * This module is used through inheritance. It will make available the * modifiers `whenNotPaused` and `whenPaused`, which can be applied to * the functions of your contract. Note that they will not be pausable by * simply including this module, only once the modifiers are put in place. */ abstract contract Pausable is Context { /** * @dev Emitted when the pause is triggered by `account`. */ event Paused(address account); /** * @dev Emitted when the pause is lifted by `account`. */ event Unpaused(address account); bool private _paused; /** * @dev Initializes the contract in unpaused state. */ constructor() { _paused = false; } /** * @dev Modifier to make a function callable only when the contract is not paused. * * Requirements: * * - The contract must not be paused. */ modifier whenNotPaused() { _requireNotPaused(); _; } /** * @dev Modifier to make a function callable only when the contract is paused. * * Requirements: * * - The contract must be paused. */ modifier whenPaused() { _requirePaused(); _; } /** * @dev Returns true if the contract is paused, and false otherwise. */ function paused() public view virtual returns (bool) { return _paused; } /** * @dev Throws if the contract is paused. */ function _requireNotPaused() internal view virtual { require(!paused(), "Pausable: paused"); } /** * @dev Throws if the contract is not paused. */ function _requirePaused() internal view virtual { require(paused(), "Pausable: not paused"); } /** * @dev Triggers stopped state. * * Requirements: * * - The contract must not be paused. */ function _pause() internal virtual whenNotPaused { _paused = true; emit Paused(_msgSender()); } /** * @dev Returns to normal state. * * Requirements: * * - The contract must be paused. */ function _unpause() internal virtual whenPaused { _paused = false; emit Unpaused(_msgSender()); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (security/ReentrancyGuard.sol) pragma solidity ^0.8.0; /** * @dev Contract module that helps prevent reentrant calls to a function. * * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier * available, which can be applied to functions to make sure there are no nested * (reentrant) calls to them. * * Note that because there is a single `nonReentrant` guard, functions marked as * `nonReentrant` may not call one another. This can be worked around by making * those functions `private`, and then adding `external` `nonReentrant` entry * points to them. * * TIP: If you would like to learn more about reentrancy and alternative ways * to protect against it, check out our blog post * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul]. */ abstract contract ReentrancyGuard { // Booleans are more expensive than uint256 or any type that takes up a full // word because each write operation emits an extra SLOAD to first read the // slot's contents, replace the bits taken up by the boolean, and then write // back. This is the compiler's defense against contract upgrades and // pointer aliasing, and it cannot be disabled. // The values being non-zero value makes deployment a bit more expensive, // but in exchange the refund on every call to nonReentrant will be lower in // amount. Since refunds are capped to a percentage of the total // transaction's gas, it is best to keep them low in cases like this one, to // increase the likelihood of the full refund coming into effect. uint256 private constant _NOT_ENTERED = 1; uint256 private constant _ENTERED = 2; uint256 private _status; constructor() { _status = _NOT_ENTERED; } /** * @dev Prevents a contract from calling itself, directly or indirectly. * Calling a `nonReentrant` function from another `nonReentrant` * function is not supported. It is possible to prevent this from happening * by making the `nonReentrant` function external, and making it call a * `private` function that does the actual work. */ modifier nonReentrant() { // On the first call to nonReentrant, _notEntered will be true require(_status != _ENTERED, "ReentrancyGuard: reentrant call"); // Any calls to nonReentrant after this point will fail _status = _ENTERED; _; // By storing the original value once again, a refund is triggered (see // https://eips.ethereum.org/EIPS/eip-2200) _status = _NOT_ENTERED; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/draft-IERC20Permit.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612]. * * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by * presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't * need to send a transaction, and thus is not required to hold Ether at all. */ interface IERC20Permit { /** * @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens, * given ``owner``'s signed approval. * * IMPORTANT: The same issues {IERC20-approve} has related to transaction * ordering also apply here. * * Emits an {Approval} event. * * Requirements: * * - `spender` cannot be the zero address. * - `deadline` must be a timestamp in the future. * - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner` * over the EIP712-formatted function arguments. * - the signature must use ``owner``'s current nonce (see {nonces}). * * For more information on the signature format, see the * https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP * section]. */ function permit( address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) external; /** * @dev Returns the current nonce for `owner`. This value must be * included whenever a signature is generated for {permit}. * * Every successful call to {permit} increases ``owner``'s nonce by one. This * prevents a signature from being used multiple times. */ function nonces(address owner) external view returns (uint256); /** * @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}. */ // solhint-disable-next-line func-name-mixedcase function DOMAIN_SEPARATOR() external view returns (bytes32); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @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); /** * @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 `to`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address to, 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 `from` to `to` 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 from, address to, uint256 amount ) external returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (token/ERC20/utils/SafeERC20.sol) pragma solidity ^0.8.0; import "../IERC20.sol"; import "../extensions/draft-IERC20Permit.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)); } } function safePermit( IERC20Permit token, address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) internal { uint256 nonceBefore = token.nonces(owner); token.permit(owner, spender, value, deadline, v, r, s); uint256 nonceAfter = token.nonces(owner); require(nonceAfter == nonceBefore + 1, "SafeERC20: permit did not succeed"); } /** * @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 // OpenZeppelin Contracts (last updated v4.7.0) (utils/Address.sol) pragma solidity ^0.8.1; /** * @dev Collection of functions related to the address type */ library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); (bool success, ) = recipient.call{value: amount}(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return 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 /// @solidity memory-safe-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) pragma solidity ^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 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) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (utils/math/SafeMath.sol) pragma solidity ^0.8.0; // CAUTION // This version of SafeMath should only be used with Solidity 0.8 or later, // because it relies on the compiler's built in overflow checks. /** * @dev Wrappers over Solidity's arithmetic operations. * * NOTE: `SafeMath` is generally not needed starting with Solidity 0.8, since the compiler * now has built in overflow checking. */ 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) { unchecked { uint256 c = a + b; if (c < a) return (false, 0); return (true, c); } } /** * @dev Returns the subtraction of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { 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) { unchecked { // 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) { unchecked { 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) { unchecked { 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) { return a + b; } /** * @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) { 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) { return a * b; } /** * @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. * * Requirements: * * - The divisor cannot be zero. */ function div(uint256 a, uint256 b) internal pure returns (uint256) { 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) { 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) { unchecked { 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. * * 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) { unchecked { 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) { unchecked { require(b > 0, errorMessage); return a % b; } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (utils/structs/EnumerableSet.sol) pragma solidity ^0.8.0; /** * @dev Library for managing * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive * types. * * Sets have the following properties: * * - Elements are added, removed, and checked for existence in constant time * (O(1)). * - Elements are enumerated in O(n). No guarantees are made on the ordering. * * ``` * contract Example { * // Add the library methods * using EnumerableSet for EnumerableSet.AddressSet; * * // Declare a set state variable * EnumerableSet.AddressSet private mySet; * } * ``` * * As of v3.3.0, sets of type `bytes32` (`Bytes32Set`), `address` (`AddressSet`) * and `uint256` (`UintSet`) are supported. * * [WARNING] * ==== * Trying to delete such a structure from storage will likely result in data corruption, rendering the structure unusable. * See https://github.com/ethereum/solidity/pull/11843[ethereum/solidity#11843] for more info. * * In order to clean an EnumerableSet, you can either remove all elements one by one or create a fresh instance using an array of EnumerableSet. * ==== */ library EnumerableSet { // To implement this library for multiple types with as little code // repetition as possible, we write it in terms of a generic Set type with // bytes32 values. // The Set implementation uses private functions, and user-facing // implementations (such as AddressSet) are just wrappers around the // underlying Set. // This means that we can only create new EnumerableSets for types that fit // in bytes32. struct Set { // Storage of set values bytes32[] _values; // Position of the value in the `values` array, plus 1 because index 0 // means a value is not in the set. mapping(bytes32 => uint256) _indexes; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function _add(Set storage set, bytes32 value) private returns (bool) { if (!_contains(set, value)) { set._values.push(value); // The value is stored at length-1, but we add 1 to all indexes // and use 0 as a sentinel value set._indexes[value] = set._values.length; return true; } else { return false; } } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function _remove(Set storage set, bytes32 value) private returns (bool) { // We read and store the value's index to prevent multiple reads from the same storage slot uint256 valueIndex = set._indexes[value]; if (valueIndex != 0) { // Equivalent to contains(set, value) // To delete an element from the _values array in O(1), we swap the element to delete with the last one in // the array, and then remove the last element (sometimes called as 'swap and pop'). // This modifies the order of the array, as noted in {at}. uint256 toDeleteIndex = valueIndex - 1; uint256 lastIndex = set._values.length - 1; if (lastIndex != toDeleteIndex) { bytes32 lastValue = set._values[lastIndex]; // Move the last value to the index where the value to delete is set._values[toDeleteIndex] = lastValue; // Update the index for the moved value set._indexes[lastValue] = valueIndex; // Replace lastValue's index to valueIndex } // Delete the slot where the moved value was stored set._values.pop(); // Delete the index for the deleted slot delete set._indexes[value]; return true; } else { return false; } } /** * @dev Returns true if the value is in the set. O(1). */ function _contains(Set storage set, bytes32 value) private view returns (bool) { return set._indexes[value] != 0; } /** * @dev Returns the number of values on the set. O(1). */ function _length(Set storage set) private view returns (uint256) { return set._values.length; } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function _at(Set storage set, uint256 index) private view returns (bytes32) { return set._values[index]; } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function _values(Set storage set) private view returns (bytes32[] memory) { return set._values; } // Bytes32Set struct Bytes32Set { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(Bytes32Set storage set, bytes32 value) internal returns (bool) { return _add(set._inner, value); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(Bytes32Set storage set, bytes32 value) internal returns (bool) { return _remove(set._inner, value); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(Bytes32Set storage set, bytes32 value) internal view returns (bool) { return _contains(set._inner, value); } /** * @dev Returns the number of values in the set. O(1). */ function length(Bytes32Set storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(Bytes32Set storage set, uint256 index) internal view returns (bytes32) { return _at(set._inner, index); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(Bytes32Set storage set) internal view returns (bytes32[] memory) { return _values(set._inner); } // AddressSet struct AddressSet { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(AddressSet storage set, address value) internal returns (bool) { return _add(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(AddressSet storage set, address value) internal returns (bool) { return _remove(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(AddressSet storage set, address value) internal view returns (bool) { return _contains(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Returns the number of values in the set. O(1). */ function length(AddressSet storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(AddressSet storage set, uint256 index) internal view returns (address) { return address(uint160(uint256(_at(set._inner, index)))); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(AddressSet storage set) internal view returns (address[] memory) { bytes32[] memory store = _values(set._inner); address[] memory result; /// @solidity memory-safe-assembly assembly { result := store } return result; } // UintSet struct UintSet { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(UintSet storage set, uint256 value) internal returns (bool) { return _add(set._inner, bytes32(value)); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(UintSet storage set, uint256 value) internal returns (bool) { return _remove(set._inner, bytes32(value)); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(UintSet storage set, uint256 value) internal view returns (bool) { return _contains(set._inner, bytes32(value)); } /** * @dev Returns the number of values on the set. O(1). */ function length(UintSet storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(UintSet storage set, uint256 index) internal view returns (uint256) { return uint256(_at(set._inner, index)); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(UintSet storage set) internal view returns (uint256[] memory) { bytes32[] memory store = _values(set._inner); uint256[] memory result; /// @solidity memory-safe-assembly assembly { result := store } return result; } }
// SPDX-License-Identifier: GPL-3.0 pragma solidity ^0.8.5; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; interface IMasterBids { function getAssetPid(address asset) external view returns (uint256 pid); function poolLength() external view returns (uint256); function pendingTokens( uint256 _pid, address _user ) external view returns (uint256 pendingRewards, uint256[] memory pendingRewarderRewards); function massUpdatePools() external; function updatePool(uint256 _pid) external; function deposit(uint256 _pid, uint256 _amount) external returns (uint256, uint256[] memory); function multiClaim( uint256[] memory _pids ) external returns (uint256 transferred, uint256[] memory amounts, uint256[][] memory additionalRewards); function withdraw(uint256 _pid, uint256 _amount) external returns (uint256, uint256[] memory); function emergencyWithdraw(uint256 _pid) external; function migrate(uint256[] calldata _pids) external; function depositFor(uint256 _pid, uint256 _amount, address _user) external; function updateFactor(address _user, uint256 _newVeWomBalance) external; function notifyRewardAmount(address _lpToken, uint256 _amount, uint256 _rewardDuration) external; }
// SPDX-License-Identifier: GPL-3.0 pragma solidity ^0.8.5; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; interface IRewarder { function onReward(address _user) external returns (uint256[] memory rewards); function pendingTokens(address _user) external view returns (uint256[] memory rewards); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.5; /** * @dev Interface of the VeBids */ interface IVeBids { struct Breeding { uint48 unlockTime; uint104 bidsAmount; uint104 veBIDSAmount; } struct UserInfo { Breeding[] breedings; uint256 userTotalBidsLocked; } function totalSupply() external view returns (uint256); function balanceOf(address _addr) external view returns (uint256); function isUser(address _addr) external view returns (bool); function getUserOverview(address _addr) external view returns (uint256 womLocked, uint256 veWomBalance); function getUserInfo(address addr) external view returns (UserInfo memory); function mint(uint256 amount, uint256 lockDays) external returns (uint256 veWomAmount); function burn(uint256 slot) external; function update(uint256 slot, uint256 lockDays) external returns (uint256 newVeWomAmount); }
// SPDX-License-Identifier: GPL-3.0 /// math.sol -- mixin for inline numerical wizardry // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // You should have received a copy of the GNU General Public License // along with this program. If not, see <http://www.gnu.org/licenses/>. pragma solidity ^0.8.5; library DSMath { uint256 public constant WAD = 10 ** 18; // Babylonian Method 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; } } // Babylonian Method with initial guess function sqrt(uint256 y, uint256 guess) internal pure returns (uint256 z) { if (y > 3) { if (guess > y || guess == 0) { z = y; } else { z = guess; } uint256 x = (y / z + z) / 2; while (x != z) { z = x; x = (y / x + x) / 2; } } else if (y != 0) { z = 1; } } //rounds to zero if x*y < WAD / 2 function wmul(uint256 x, uint256 y) internal pure returns (uint256) { return ((x * y) + (WAD / 2)) / WAD; } function wdiv(uint256 x, uint256 y) internal pure returns (uint256) { return ((x * WAD) + (y / 2)) / y; } }
{ "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} }
Contract Security Audit
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[{"inputs":[{"internalType":"contract IERC20","name":"_Bids","type":"address"},{"internalType":"contract IVeBids","name":"_veBids","type":"address"},{"internalType":"address","name":"_voter","type":"address"},{"internalType":"uint16","name":"_basePartition","type":"uint16"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"pid","type":"uint256"},{"indexed":true,"internalType":"contract IERC20","name":"lpToken","type":"address"}],"name":"Add","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":true,"internalType":"uint256","name":"pid","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"Deposit","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":true,"internalType":"uint256","name":"pid","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"DepositFor","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"owner","type":"address"},{"indexed":false,"internalType":"uint256","name":"balance","type":"uint256"}],"name":"EmergencyBidsWithdraw","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":true,"internalType":"uint256","name":"pid","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"EmergencyWithdraw","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":true,"internalType":"uint256","name":"pid","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"Harvest","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"_newMaster","type":"address"}],"name":"NewMaster","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":"address","name":"account","type":"address"}],"name":"Paused","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"pid","type":"uint256"},{"indexed":false,"internalType":"contract IRewarder","name":"rewarder","type":"address"}],"name":"SetRewarder","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Unpaused","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":false,"internalType":"uint256","name":"basePartition","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"boostedPartition","type":"uint256"}],"name":"UpdateEmissionPartition","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":false,"internalType":"address","name":"oldVeBids","type":"address"},{"indexed":false,"internalType":"address","name":"newVeBids","type":"address"}],"name":"UpdateVeBids","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":false,"internalType":"address","name":"oldVoter","type":"address"},{"indexed":false,"internalType":"address","name":"newVoter","type":"address"},{"indexed":false,"internalType":"bool","name":"callable","type":"bool"}],"name":"UpdateVoter","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":true,"internalType":"uint256","name":"pid","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"Withdraw","type":"event"},{"inputs":[],"name":"ACC_TOKEN_PRECISION","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"Bids","outputs":[{"internalType":"contract IERC20","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"contract IERC20","name":"_lpToken","type":"address"},{"internalType":"contract IRewarder","name":"_rewarder","type":"address"}],"name":"add","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"basePartition","outputs":[{"internalType":"uint16","name":"","type":"uint16"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"boostedPartition","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_pid","type":"uint256"}],"name":"calRewardPerUnit","outputs":[{"internalType":"uint256","name":"accBidsPerShare","type":"uint256"},{"internalType":"uint256","name":"accBidsPerFactorShare","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_pid","type":"uint256"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"deposit","outputs":[{"internalType":"uint256","name":"reward","type":"uint256"},{"internalType":"uint256[]","name":"additionalRewards","type":"uint256[]"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_pid","type":"uint256"},{"internalType":"uint256","name":"_amount","type":"uint256"},{"internalType":"address","name":"_user","type":"address"}],"name":"depositFor","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"emergencyBidsWithdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_pid","type":"uint256"}],"name":"emergencyWithdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"asset","type":"address"}],"name":"getAssetPid","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_periodFinish","type":"uint256"}],"name":"lastTimeRewardApplicable","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"massUpdatePools","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"_pids","type":"uint256[]"}],"name":"migrate","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"_pids","type":"uint256[]"}],"name":"multiClaim","outputs":[{"internalType":"uint256","name":"reward","type":"uint256"},{"internalType":"uint256[]","name":"amounts","type":"uint256[]"},{"internalType":"uint256[][]","name":"additionalRewards","type":"uint256[][]"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"newMasterBids","outputs":[{"internalType":"contract IMasterBids","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_lpToken","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"},{"internalType":"uint256","name":"_rewardDuration","type":"uint256"}],"name":"notifyRewardAmount","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"paused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_pid","type":"uint256"},{"internalType":"address","name":"_user","type":"address"}],"name":"pendingTokens","outputs":[{"internalType":"uint256","name":"pendingRewards","type":"uint256"},{"internalType":"uint256[]","name":"pendingRewarderRewards","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_pid","type":"uint256"},{"internalType":"address","name":"_user","type":"address"}],"name":"pendingTokensSplit","outputs":[{"internalType":"uint256","name":"pendingBaseRewards","type":"uint256"},{"internalType":"uint256","name":"pendingFactorRewards","type":"uint256"},{"internalType":"uint256[]","name":"pendingRewarderRewards","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"poolInfoV3","outputs":[{"internalType":"contract IERC20","name":"lpToken","type":"address"},{"internalType":"contract IRewarder","name":"rewarder","type":"address"},{"internalType":"uint40","name":"periodFinish","type":"uint40"},{"internalType":"uint128","name":"sumOfFactors","type":"uint128"},{"internalType":"uint128","name":"rewardRate","type":"uint128"},{"internalType":"uint104","name":"accBidsPerShare","type":"uint104"},{"internalType":"uint104","name":"accBidsPerFactorShare","type":"uint104"},{"internalType":"uint40","name":"lastRewardTimestamp","type":"uint40"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"poolLength","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"contract IMasterBids","name":"_newMasterBids","type":"address"}],"name":"setNewMasterBids","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_pid","type":"uint256"},{"internalType":"contract IRewarder","name":"_rewarder","type":"address"}],"name":"setRewarder","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"contract IVeBids","name":"_newVeBids","type":"address"}],"name":"setVeBids","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_newVoter","type":"address"},{"internalType":"bool","name":"_voterIsCallable","type":"bool"}],"name":"setVoter","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"unpause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"_basePartition","type":"uint16"}],"name":"updateEmissionPartition","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_user","type":"address"},{"internalType":"uint256","name":"_newVeBidsBalance","type":"uint256"}],"name":"updateFactor","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_pid","type":"uint256"}],"name":"updatePool","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"address","name":"","type":"address"}],"name":"userInfo","outputs":[{"internalType":"uint128","name":"amount","type":"uint128"},{"internalType":"uint128","name":"factor","type":"uint128"},{"internalType":"uint128","name":"rewardDebt","type":"uint128"},{"internalType":"uint128","name":"pendingBids","type":"uint128"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"veBids","outputs":[{"internalType":"contract IVeBids","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"voter","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"voterIsCallable","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_pid","type":"uint256"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"withdraw","outputs":[{"internalType":"uint256","name":"reward","type":"uint256"},{"internalType":"uint256[]","name":"additionalRewards","type":"uint256[]"}],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
000000000000000000000000a53e968b8d8a5be52d66e5bb35d9b6b6b5a5cd2f00000000000000000000000043949399d34f8b61a899581575b5259b36f418d00000000000000000000000002d9d2d78b2a5978f00e0df6addf954da9b3779f1000000000000000000000000000000000000000000000000000000000000012c
-----Decoded View---------------
Arg [0] : _Bids (address): 0xA53e968b8d8a5Be52d66e5BB35d9b6B6B5A5CD2F
Arg [1] : _veBids (address): 0x43949399D34f8B61a899581575b5259B36F418d0
Arg [2] : _voter (address): 0x2D9D2D78b2A5978F00E0df6AddF954DA9b3779F1
Arg [3] : _basePartition (uint16): 300
-----Encoded View---------------
4 Constructor Arguments found :
Arg [0] : 000000000000000000000000a53e968b8d8a5be52d66e5bb35d9b6b6b5a5cd2f
Arg [1] : 00000000000000000000000043949399d34f8b61a899581575b5259b36f418d0
Arg [2] : 0000000000000000000000002d9d2d78b2a5978f00e0df6addf954da9b3779f1
Arg [3] : 000000000000000000000000000000000000000000000000000000000000012c
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Multichain Portfolio | 30 Chains
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.