contract IERC20 rewardsToken

contract IERC20 stakingToken

uint40 _periodFinish

uint40 lastUpdateTime

uint40 _rewardsDuration

uint136 _rewardRate

uint128 rewardPerTokenStored

uint128 _totalSupply

uint40 nextRewardsDuration

uint216 nextRewards

mapping(address => uint256) userRewardPerTokenPaid

mapping(address => uint256) rewards

mapping(address => uint256) _balances

constructor(address owner_, contract IERC20 rewardsToken_, contract IERC20 stakingToken_, uint40 rewardsDuration_) public

function nextPeriodFinish() public view returns (uint256)

function nextRewardRate() public view returns (uint256)

function periodFinish() public view returns (uint256)

function rewardRate() public view returns (uint256)

function rewardsDuration() public view returns (uint256)

function totalSupply() public view returns (uint256)

function balanceOf(address account) public view returns (uint256)

function lastTimeRewardApplicable() public view returns (uint256)

function rewardPerToken() public view returns (uint256 rewardPerToken_)

function earned(address account) public view returns (uint256)

function getRewardForDuration() public view returns (uint256)

function stakeWithPermit(uint256 amount, uint256 deadline, uint8 v, bytes32 r, bytes32 s) external

function stake(uint256 amount) external

function withdraw(uint256 amount) public

function getReward() public

function exit() external

function updateRewards() public

function queueNextRewardAmount(uint216 nextReward_, uint40 nextDuration_) external

function notifyRewardAmountWithDuration(uint256 reward_, uint40 newDuration_) external

function notifyRewardAmount(uint256 reward_) public

function spell(address target_, bytes data_) external returns (bytes response_)

modifier updateReward(address account)

event RewardAdded(uint256 reward)

event Staked(address user, uint256 amount)

event Withdrawn(address user, uint256 amount)

event RewardPaid(address user, uint256 reward)

event NextRewardQueued(uint256 reward, uint256 duration)