Comparer le texte

Encuentra la diferencia entre dos archivos de texto

Real-time diff

Unified diff

Collapse lines

Highlight change

Syntax highlighting

Outils

Diffchecker Desktop The most secure way to run Diffchecker. Get the Diffchecker Desktop app: your diffs never leave your computer!Get Desktop

Comparing sensitive data, confidential files or internal emails?

Most legal and privacy policies prohibit uploading sensitive data online. Diffchecker Desktop ensures your confidential information never leaves your computer. Work offline and compare documents securely.

Download Diffchecker Desktop Learn more

EGG MasterChef vs SALT MasterChef

Created 4 years agoDiff never expires

62 removals

235 lines

65 additions

239 lines

// MasterChef is the master of Egg. He can make Egg and he is a fair guy.

// MasterChef is the master of Salt. He can make Salt and he is a fair guy.

// Note that it's ownable and the owner wields tremendous power. The ownership

// will be transferred to a governance smart contract once EGG is sufficiently

// will be transferred to a governance smart contract once SALT is sufficiently

// distributed and the community can show to govern itself.

// Have fun reading it. Hopefully it's bug-free. God bless.

contract MasterChef is Ownable {

using SafeMath for uint256;

using SafeBEP20 for IBEP20;

// Info of each user.

struct UserInfo {

uint256 amount; // How many LP tokens the user has provided.

uint256 rewardDebt; // Reward debt. See explanation below.

// We do some fancy math here. Basically, any point in time, the amount of EGGs

// We do some fancy math here. Basically, any point in time, the amount of SALTs

// entitled to a user but is pending to be distributed is:

// pending reward = (user.amount * pool.accEggPerShare) - user.rewardDebt

// pending reward = (user.amount * pool.accSaltPerShare) - user.rewardDebt

// Whenever a user deposits or withdraws LP tokens to a pool. Here's what happens:

// 1. The pool's `accEggPerShare` (and `lastRewardBlock`) gets updated.

// 1. The pool's `accSaltPerShare` (and `lastRewardBlock`) 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 PoolInfo {

IBEP20 lpToken; // Address of LP token contract.

uint256 allocPoint; // How many allocation points assigned to this pool. EGGs to distribute per block.

uint256 allocPoint; // How many allocation points assigned to this pool. SALTs to distribute per block.

uint256 lastRewardBlock; // Last block number that EGGs distribution occurs.

uint256 lastRewardBlock; // Last block number that SALTs distribution occurs.

uint256 accEggPerShare; // Accumulated EGGs per share, times 1e12. See below.

uint256 accSaltPerShare; // Accumulated SALTs per share, times 1e12. See below.

uint16 depositFeeBP; // Deposit fee in basis points

}

// The EGG TOKEN!

// The SALT TOKEN!

EggToken public egg;

SaltToken public salt;

// Dev address.

address public devaddr;

// EGG tokens created per block.

// SALT tokens created per block.

uint256 public eggPerBlock;

uint256 public saltPerBlock;

// Bonus muliplier for early egg makers.

// Bonus muliplier for early salt makers.

uint256 public constant BONUS_MULTIPLIER = 1;

// Deposit Fee address

address public feeAddress;

// Info of each pool.

PoolInfo[] public poolInfo;

// Info of each user that stakes LP tokens.

mapping (uint256 => mapping (address => UserInfo)) public userInfo;

// Total allocation points. Must be the sum of all allocation points in all pools.

uint256 public totalAllocPoint = 0;

// The block number when EGG mining starts.

// The block number when SALT mining starts.

uint256 public startBlock;

event Deposit(address indexed user, uint256 indexed pid, uint256 amount);

event Withdraw(address indexed user, uint256 indexed pid, uint256 amount);

event EmergencyWithdraw(address indexed user, uint256 indexed pid, uint256 amount);

constructor(

EggToken _egg,

SaltToken _salt,

address _devaddr,

address _feeAddress,

uint256 _eggPerBlock,

uint256 _saltPerBlock

uint256 _startBlock

) public {

egg = _egg;

salt = _salt;

devaddr = _devaddr;

feeAddress = _feeAddress;

eggPerBlock = _eggPerBlock;

saltPerBlock = _saltPerBlock;

startBlock = _startBlock;

}

function poolLength() external view returns (uint256) {

return poolInfo.length;

}

function setStartBlock(uint256 _startBlock) public onlyOwner {

require(_startBlock == 0, "already started");

startBlock = _startBlock;

}

// Add a new lp to the pool. Can only be called by the owner.

// XXX DO NOT add the same LP token more than once. Rewards will be messed up if you do.

function add(uint256 _allocPoint, IBEP20 _lpToken, uint16 _depositFeeBP, bool _withUpdate) public onlyOwner {

require(_depositFeeBP <= 10000, "add: invalid deposit fee basis points");

if (_withUpdate) {

massUpdatePools();

}

uint256 lastRewardBlock = block.number > startBlock ? block.number : startBlock;

totalAllocPoint = totalAllocPoint.add(_allocPoint);

poolInfo.push(PoolInfo({

lpToken: _lpToken,

allocPoint: _allocPoint,

lastRewardBlock: lastRewardBlock,

accEggPerShare: 0,

accSaltPerShare: 0,

depositFeeBP: _depositFeeBP

}));

}

// Update the given pool's EGG allocation point and deposit fee. Can only be called by the owner.

// Update the given pool's SALT allocation point and deposit fee. Can only be called by the owner.

function set(uint256 _pid, uint256 _allocPoint, uint16 _depositFeeBP, bool _withUpdate) public onlyOwner {

require(_depositFeeBP <= 10000, "set: invalid deposit fee basis points");

if (_withUpdate) {

massUpdatePools();

}

totalAllocPoint = totalAllocPoint.sub(poolInfo[_pid].allocPoint).add(_allocPoint);

poolInfo[_pid].allocPoint = _allocPoint;

poolInfo[_pid].depositFeeBP = _depositFeeBP;

}

// Return reward multiplier over the given _from to _to block.

function getMultiplier(uint256 _from, uint256 _to) public view returns (uint256) {

return _to.sub(_from).mul(BONUS_MULTIPLIER);

}

// View function to see pending EGGs on frontend.

// View function to see pending SALTs on frontend.

function pendingEgg(uint256 _pid, address _user) external view returns (uint256) {

function pendingSalt(uint256 _pid, address _user) external view returns (uint256) {

PoolInfo storage pool = poolInfo[_pid];

UserInfo storage user = userInfo[_pid][_user];

uint256 accEggPerShare = pool.accEggPerShare;

uint256 accSaltPerShare = pool.accSaltPerShare;

uint256 lpSupply = pool.lpToken.balanceOf(address(this));

if (block.number > pool.lastRewardBlock && lpSupply != 0) {

uint256 multiplier = getMultiplier(pool.lastRewardBlock, block.number);

uint256 eggReward = multiplier.mul(eggPerBlock).mul(pool.allocPoint).div(totalAllocPoint);

uint256 saltReward = multiplier.mul(saltPerBlock).mul(pool.allocPoint).div(totalAllocPoint);

accEggPerShare = accEggPerShare.add(eggReward.mul(1e12).div(lpSupply));

accSaltPerShare = accSaltPerShare.add(saltReward.mul(1e12).div(lpSupply));

}

return user.amount.mul(accEggPerShare).div(1e12).sub(user.rewardDebt);

return user.amount.mul(accSaltPerShare).div(1e12).sub(user.rewardDebt);

}

// Update reward variables for all pools. Be careful of gas spending!

function massUpdatePools() public {

uint256 length = poolInfo.length;

for (uint256 pid = 0; pid < length; ++pid) {

updatePool(pid);

}

// Update reward variables of the given pool to be up-to-date.

function updatePool(uint256 _pid) public {

PoolInfo storage pool = poolInfo[_pid];

if (block.number <= pool.lastRewardBlock) {

return;

}

uint256 lpSupply = pool.lpToken.balanceOf(address(this));

if (lpSupply == 0 || pool.allocPoint == 0) {

pool.lastRewardBlock = block.number;

return;

}

uint256 multiplier = getMultiplier(pool.lastRewardBlock, block.number);

uint256 eggReward = multiplier.mul(eggPerBlock).mul(pool.allocPoint).div(totalAllocPoint);

uint256 saltReward = multiplier.mul(saltPerBlock).mul(pool.allocPoint).div(totalAllocPoint);

egg.mint(devaddr, eggReward.div(10));

salt.mint(devaddr, saltReward.div(10));

egg.mint(address(this), eggReward);

salt.mint(address(this), saltReward);

pool.accEggPerShare = pool.accEggPerShare.add(eggReward.mul(1e12).div(lpSupply));

pool.accSaltPerShare = pool.accSaltPerShare.add(saltReward.mul(1e12).div(lpSupply));

pool.lastRewardBlock = block.number;

}

// Deposit LP tokens to MasterChef for EGG allocation.

// Deposit LP tokens to MasterChef for SALT allocation.

function deposit(uint256 _pid, uint256 _amount) public {

PoolInfo storage pool = poolInfo[_pid];

UserInfo storage user = userInfo[_pid][msg.sender];

updatePool(_pid);

if (user.amount > 0) {

uint256 pending = user.amount.mul(pool.accEggPerShare).div(1e12).sub(user.rewardDebt);

uint256 pending = user.amount.mul(pool.accSaltPerShare).div(1e12).sub(user.rewardDebt);

if(pending > 0) {

safeEggTransfer(msg.sender, pending);

safeSaltTransfer(msg.sender, pending);

}

if(_amount > 0) {

pool.lpToken.safeTransferFrom(address(msg.sender), address(this), _amount);

if(pool.depositFeeBP > 0){

uint256 depositFee = _amount.mul(pool.depositFeeBP).div(10000);

pool.lpToken.safeTransfer(feeAddress, depositFee);

user.amount = user.amount.add(_amount).sub(depositFee);

}else{

user.amount = user.amount.add(_amount);

}

user.rewardDebt = user.amount.mul(pool.accEggPerShare).div(1e12);

user.rewardDebt = user.amount.mul(pool.accSaltPerShare).div(1e12);

emit Deposit(msg.sender, _pid, _amount);

}

// Withdraw LP tokens from MasterChef.

function withdraw(uint256 _pid, uint256 _amount) public {

PoolInfo storage pool = poolInfo[_pid];

UserInfo storage user = userInfo[_pid][msg.sender];

require(user.amount >= _amount, "withdraw: not good");

updatePool(_pid);

uint256 pending = user.amount.mul(pool.accEggPerShare).div(1e12).sub(user.rewardDebt);

uint256 pending = user.amount.mul(pool.accSaltPerShare).div(1e12).sub(user.rewardDebt);

if(pending > 0) {

safeEggTransfer(msg.sender, pending);

safeSaltTransfer(msg.sender, pending);

}

if(_amount > 0) {

user.amount = user.amount.sub(_amount);

pool.lpToken.safeTransfer(address(msg.sender), _amount);

}

user.rewardDebt = user.amount.mul(pool.accEggPerShare).div(1e12);

user.rewardDebt = user.amount.mul(pool.accSaltPerShare).div(1e12);

emit Withdraw(msg.sender, _pid, _amount);

}

// Withdraw without caring about rewards. EMERGENCY ONLY.

function emergencyWithdraw(uint256 _pid) public {

PoolInfo storage pool = poolInfo[_pid];

UserInfo storage user = userInfo[_pid][msg.sender];

uint256 amount = user.amount;

user.amount = 0;

user.rewardDebt = 0;

pool.lpToken.safeTransfer(address(msg.sender), amount);

emit EmergencyWithdraw(msg.sender, _pid, amount);

}

// Safe egg transfer function, just in case if rounding error causes pool to not have enough EGGs.

// Safe salt transfer function, just in case if rounding error causes pool to not have enough SALTs.

function safeEggTransfer(address _to, uint256 _amount) internal {

function safeSaltTransfer(address _to, uint256 _amount) internal {

uint256 eggBal = egg.balanceOf(address(this));

uint256 saltBal = salt.balanceOf(address(this));

if (_amount > eggBal) {

if (_amount > saltBal) {

egg.transfer(_to, eggBal);

salt.transfer(_to, saltBal);

} else {

egg.transfer(_to, _amount);

salt.transfer(_to, _amount);

}

// Update dev address by the previous dev.

function dev(address _devaddr) public {

require(msg.sender == devaddr, "dev: wut?");

devaddr = _devaddr;

}

function setFeeAddress(address _feeAddress) public{

require(msg.sender == feeAddress, "setFeeAddress: FORBIDDEN");

feeAddress = _feeAddress;

}

//Pancake has to add hidden dummy pools inorder to alter the emission, here we make it simple and transparent to all.

function updateEmissionRate(uint256 _eggPerBlock) public onlyOwner {

function updateEmissionRate(uint256 _saltPerBlock) public onlyOwner {

massUpdatePools();

eggPerBlock = _eggPerBlock;

saltPerBlock = _saltPerBlock;

}

Les différences enregistrées

Texte d'origine

Open file

// MasterChef is the master of Egg. He can make Egg and he is a fair guy.
//
// Note that it's ownable and the owner wields tremendous power. The ownership
// will be transferred to a governance smart contract once EGG is sufficiently
// distributed and the community can show to govern itself.
//
// Have fun reading it. Hopefully it's bug-free. God bless.
contract MasterChef is Ownable {
    using SafeMath for uint256;
    using SafeBEP20 for IBEP20;

// Info of each user.
    struct UserInfo {
        uint256 amount;         // How many LP tokens the user has provided.
        uint256 rewardDebt;     // Reward debt. See explanation below.
        //
        // We do some fancy math here. Basically, any point in time, the amount of EGGs
        // entitled to a user but is pending to be distributed is:
        //
        //   pending reward = (user.amount * pool.accEggPerShare) - user.rewardDebt
        //
        // Whenever a user deposits or withdraws LP tokens to a pool. Here's what happens:
        //   1. The pool's `accEggPerShare` (and `lastRewardBlock`) 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 PoolInfo {
        IBEP20 lpToken;           // Address of LP token contract.
        uint256 allocPoint;       // How many allocation points assigned to this pool. EGGs to distribute per block.
        uint256 lastRewardBlock;  // Last block number that EGGs distribution occurs.
        uint256 accEggPerShare;   // Accumulated EGGs per share, times 1e12. See below.
        uint16 depositFeeBP;      // Deposit fee in basis points
    }

// The EGG TOKEN!
    EggToken public egg;
    // Dev address.
    address public devaddr;
    // EGG tokens created per block.
    uint256 public eggPerBlock;
    // Bonus muliplier for early egg makers.
    uint256 public constant BONUS_MULTIPLIER = 1;
    // Deposit Fee address
    address public feeAddress;

// Info of each pool.
    PoolInfo[] public poolInfo;
    // Info of each user that stakes LP tokens.
    mapping (uint256 => mapping (address => UserInfo)) public userInfo;
    // Total allocation points. Must be the sum of all allocation points in all pools.
    uint256 public totalAllocPoint = 0;
    // The block number when EGG mining starts.
    uint256 public startBlock;

event Deposit(address indexed user, uint256 indexed pid, uint256 amount);
    event Withdraw(address indexed user, uint256 indexed pid, uint256 amount);
    event EmergencyWithdraw(address indexed user, uint256 indexed pid, uint256 amount);

constructor(
        EggToken _egg,
        address _devaddr,
        address _feeAddress,
        uint256 _eggPerBlock,
        uint256 _startBlock
    ) public {
        egg = _egg;
        devaddr = _devaddr;
        feeAddress = _feeAddress;
        eggPerBlock = _eggPerBlock;
        startBlock = _startBlock;
    }

function poolLength() external view returns (uint256) {
        return poolInfo.length;
    }

// Add a new lp to the pool. Can only be called by the owner.
    // XXX DO NOT add the same LP token more than once. Rewards will be messed up if you do.
    function add(uint256 _allocPoint, IBEP20 _lpToken, uint16 _depositFeeBP, bool _withUpdate) public onlyOwner {
        require(_depositFeeBP <= 10000, "add: invalid deposit fee basis points");
        if (_withUpdate) {
            massUpdatePools();
        }
        uint256 lastRewardBlock = block.number > startBlock ? block.number : startBlock;
        totalAllocPoint = totalAllocPoint.add(_allocPoint);
        poolInfo.push(PoolInfo({
            lpToken: _lpToken,
            allocPoint: _allocPoint,
            lastRewardBlock: lastRewardBlock,
            accEggPerShare: 0,
            depositFeeBP: _depositFeeBP
        }));
    }

// Update the given pool's EGG allocation point and deposit fee. Can only be called by the owner.
    function set(uint256 _pid, uint256 _allocPoint, uint16 _depositFeeBP, bool _withUpdate) public onlyOwner {
        require(_depositFeeBP <= 10000, "set: invalid deposit fee basis points");
        if (_withUpdate) {
            massUpdatePools();
        }
        totalAllocPoint = totalAllocPoint.sub(poolInfo[_pid].allocPoint).add(_allocPoint);
        poolInfo[_pid].allocPoint = _allocPoint;
        poolInfo[_pid].depositFeeBP = _depositFeeBP;
    }

// Return reward multiplier over the given _from to _to block.
    function getMultiplier(uint256 _from, uint256 _to) public view returns (uint256) {
        return _to.sub(_from).mul(BONUS_MULTIPLIER);
    }

// View function to see pending EGGs on frontend.
    function pendingEgg(uint256 _pid, address _user) external view returns (uint256) {
        PoolInfo storage pool = poolInfo[_pid];
        UserInfo storage user = userInfo[_pid][_user];
        uint256 accEggPerShare = pool.accEggPerShare;
        uint256 lpSupply = pool.lpToken.balanceOf(address(this));
        if (block.number > pool.lastRewardBlock && lpSupply != 0) {
            uint256 multiplier = getMultiplier(pool.lastRewardBlock, block.number);
            uint256 eggReward = multiplier.mul(eggPerBlock).mul(pool.allocPoint).div(totalAllocPoint);
            accEggPerShare = accEggPerShare.add(eggReward.mul(1e12).div(lpSupply));
        }
        return user.amount.mul(accEggPerShare).div(1e12).sub(user.rewardDebt);
    }

// Update reward variables for all pools. Be careful of gas spending!
    function massUpdatePools() public {
        uint256 length = poolInfo.length;
        for (uint256 pid = 0; pid < length; ++pid) {
            updatePool(pid);
        }
    }

// Update reward variables of the given pool to be up-to-date.
    function updatePool(uint256 _pid) public {
        PoolInfo storage pool = poolInfo[_pid];
        if (block.number <= pool.lastRewardBlock) {
            return;
        }
        uint256 lpSupply = pool.lpToken.balanceOf(address(this));
        if (lpSupply == 0 || pool.allocPoint == 0) {
            pool.lastRewardBlock = block.number;
            return;
        }
        uint256 multiplier = getMultiplier(pool.lastRewardBlock, block.number);
        uint256 eggReward = multiplier.mul(eggPerBlock).mul(pool.allocPoint).div(totalAllocPoint);
        egg.mint(devaddr, eggReward.div(10));
        egg.mint(address(this), eggReward);
        pool.accEggPerShare = pool.accEggPerShare.add(eggReward.mul(1e12).div(lpSupply));
        pool.lastRewardBlock = block.number;
    }

// Deposit LP tokens to MasterChef for EGG allocation.
    function deposit(uint256 _pid, uint256 _amount) public {
        PoolInfo storage pool = poolInfo[_pid];
        UserInfo storage user = userInfo[_pid][msg.sender];
        updatePool(_pid);
        if (user.amount > 0) {
            uint256 pending = user.amount.mul(pool.accEggPerShare).div(1e12).sub(user.rewardDebt);
            if(pending > 0) {
                safeEggTransfer(msg.sender, pending);
            }
        }
        if(_amount > 0) {
            pool.lpToken.safeTransferFrom(address(msg.sender), address(this), _amount);
            if(pool.depositFeeBP > 0){
                uint256 depositFee = _amount.mul(pool.depositFeeBP).div(10000);
                pool.lpToken.safeTransfer(feeAddress, depositFee);
                user.amount = user.amount.add(_amount).sub(depositFee);
            }else{
                user.amount = user.amount.add(_amount);
            }
        }
        user.rewardDebt = user.amount.mul(pool.accEggPerShare).div(1e12);
        emit Deposit(msg.sender, _pid, _amount);
    }

// Withdraw LP tokens from MasterChef.
    function withdraw(uint256 _pid, uint256 _amount) public {
        PoolInfo storage pool = poolInfo[_pid];
        UserInfo storage user = userInfo[_pid][msg.sender];
        require(user.amount >= _amount, "withdraw: not good");
        updatePool(_pid);
        uint256 pending = user.amount.mul(pool.accEggPerShare).div(1e12).sub(user.rewardDebt);
        if(pending > 0) {
            safeEggTransfer(msg.sender, pending);
        }
        if(_amount > 0) {
            user.amount = user.amount.sub(_amount);
            pool.lpToken.safeTransfer(address(msg.sender), _amount);
        }
        user.rewardDebt = user.amount.mul(pool.accEggPerShare).div(1e12);
        emit Withdraw(msg.sender, _pid, _amount);
    }

// Withdraw without caring about rewards. EMERGENCY ONLY.
    function emergencyWithdraw(uint256 _pid) public {
        PoolInfo storage pool = poolInfo[_pid];
        UserInfo storage user = userInfo[_pid][msg.sender];
        uint256 amount = user.amount;
        user.amount = 0;
        user.rewardDebt = 0;
        pool.lpToken.safeTransfer(address(msg.sender), amount);
        emit EmergencyWithdraw(msg.sender, _pid, amount);
    }

// Safe egg transfer function, just in case if rounding error causes pool to not have enough EGGs.
    function safeEggTransfer(address _to, uint256 _amount) internal {
        uint256 eggBal = egg.balanceOf(address(this));
        if (_amount > eggBal) {
            egg.transfer(_to, eggBal);
        } else {
            egg.transfer(_to, _amount);
        }
    }

// Update dev address by the previous dev.
    function dev(address _devaddr) public {
        require(msg.sender == devaddr, "dev: wut?");
        devaddr = _devaddr;
    }

function setFeeAddress(address _feeAddress) public{
        require(msg.sender == feeAddress, "setFeeAddress: FORBIDDEN");
        feeAddress = _feeAddress;
    }

//Pancake has to add hidden dummy pools inorder to alter the emission, here we make it simple and transparent to all.
    function updateEmissionRate(uint256 _eggPerBlock) public onlyOwner {
        massUpdatePools();
        eggPerBlock = _eggPerBlock;
    }
}

Texte modifié

Open file

// 
// MasterChef is the master of Salt. He can make Salt and he is a fair guy.
//
// Note that it's ownable and the owner wields tremendous power. The ownership
// will be transferred to a governance smart contract once SALT is sufficiently
// distributed and the community can show to govern itself.
//
// Have fun reading it. Hopefully it's bug-free. God bless.
contract MasterChef is Ownable {
    using SafeMath for uint256;
    using SafeBEP20 for IBEP20;

// Info of each user.
    struct UserInfo {
        uint256 amount;         // How many LP tokens the user has provided.
        uint256 rewardDebt;     // Reward debt. See explanation below.
        //
        // We do some fancy math here. Basically, any point in time, the amount of SALTs
        // entitled to a user but is pending to be distributed is:
        //
        //   pending reward = (user.amount * pool.accSaltPerShare) - user.rewardDebt
        //
        // Whenever a user deposits or withdraws LP tokens to a pool. Here's what happens:
        //   1. The pool's `accSaltPerShare` (and `lastRewardBlock`) 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 PoolInfo {
        IBEP20 lpToken;           // Address of LP token contract.
        uint256 allocPoint;       // How many allocation points assigned to this pool. SALTs to distribute per block.
        uint256 lastRewardBlock;  // Last block number that SALTs distribution occurs.
        uint256 accSaltPerShare;   // Accumulated SALTs per share, times 1e12. See below.
        uint16 depositFeeBP;      // Deposit fee in basis points
    }

// The SALT TOKEN!
    SaltToken public salt;
    // Dev address.
    address public devaddr;
    // SALT tokens created per block.
    uint256 public saltPerBlock;
    // Bonus muliplier for early salt makers.
    uint256 public constant BONUS_MULTIPLIER = 1;
    // Deposit Fee address
    address public feeAddress;

constructor(
        SaltToken _salt,
        address _devaddr,
        address _feeAddress,
        uint256 _saltPerBlock    
    ) public {
        salt = _salt;
        devaddr = _devaddr;
        feeAddress = _feeAddress;
        saltPerBlock = _saltPerBlock;
    }

function poolLength() external view returns (uint256) {
        return poolInfo.length;
    }

function setStartBlock(uint256 _startBlock) public onlyOwner {
        require(_startBlock == 0, "already started");
        startBlock = _startBlock;
    }

// Add a new lp to the pool. Can only be called by the owner.
    // XXX DO NOT add the same LP token more than once. Rewards will be messed up if you do.
    function add(uint256 _allocPoint, IBEP20 _lpToken, uint16 _depositFeeBP, bool _withUpdate) public onlyOwner {
        require(_depositFeeBP <= 10000, "add: invalid deposit fee basis points");
        if (_withUpdate) {
            massUpdatePools();
        }
        uint256 lastRewardBlock = block.number > startBlock ? block.number : startBlock;
        totalAllocPoint = totalAllocPoint.add(_allocPoint);
        poolInfo.push(PoolInfo({
            lpToken: _lpToken,
            allocPoint: _allocPoint,
            lastRewardBlock: lastRewardBlock,
            accSaltPerShare: 0,
            depositFeeBP: _depositFeeBP
        }));
    }

// Update the given pool's SALT allocation point and deposit fee. Can only be called by the owner.
    function set(uint256 _pid, uint256 _allocPoint, uint16 _depositFeeBP, bool _withUpdate) public onlyOwner {
        require(_depositFeeBP <= 10000, "set: invalid deposit fee basis points");
        if (_withUpdate) {
            massUpdatePools();
        }
        totalAllocPoint = totalAllocPoint.sub(poolInfo[_pid].allocPoint).add(_allocPoint);
        poolInfo[_pid].allocPoint = _allocPoint;
        poolInfo[_pid].depositFeeBP = _depositFeeBP;
    }

// View function to see pending SALTs on frontend.
    function pendingSalt(uint256 _pid, address _user) external view returns (uint256) {
        PoolInfo storage pool = poolInfo[_pid];
        UserInfo storage user = userInfo[_pid][_user];
        uint256 accSaltPerShare = pool.accSaltPerShare;
        uint256 lpSupply = pool.lpToken.balanceOf(address(this));
        if (block.number > pool.lastRewardBlock && lpSupply != 0) {
            uint256 multiplier = getMultiplier(pool.lastRewardBlock, block.number);
            uint256 saltReward = multiplier.mul(saltPerBlock).mul(pool.allocPoint).div(totalAllocPoint);
            accSaltPerShare = accSaltPerShare.add(saltReward.mul(1e12).div(lpSupply));
        }
        return user.amount.mul(accSaltPerShare).div(1e12).sub(user.rewardDebt);
    }

// Update reward variables of the given pool to be up-to-date.
    function updatePool(uint256 _pid) public {
        PoolInfo storage pool = poolInfo[_pid];
        if (block.number <= pool.lastRewardBlock) {
            return;
        }
        uint256 lpSupply = pool.lpToken.balanceOf(address(this));
        if (lpSupply == 0 || pool.allocPoint == 0) {
            pool.lastRewardBlock = block.number;
            return;
        }
        uint256 multiplier = getMultiplier(pool.lastRewardBlock, block.number);
        uint256 saltReward = multiplier.mul(saltPerBlock).mul(pool.allocPoint).div(totalAllocPoint);
        salt.mint(devaddr, saltReward.div(10));
        salt.mint(address(this), saltReward);
        pool.accSaltPerShare = pool.accSaltPerShare.add(saltReward.mul(1e12).div(lpSupply));
        pool.lastRewardBlock = block.number;
    }

// Deposit LP tokens to MasterChef for SALT allocation.
    function deposit(uint256 _pid, uint256 _amount) public {
        PoolInfo storage pool = poolInfo[_pid];
        UserInfo storage user = userInfo[_pid][msg.sender];
        updatePool(_pid);
        if (user.amount > 0) {
            uint256 pending = user.amount.mul(pool.accSaltPerShare).div(1e12).sub(user.rewardDebt);
            if(pending > 0) {
                safeSaltTransfer(msg.sender, pending);
            }
        }
        if(_amount > 0) {
            pool.lpToken.safeTransferFrom(address(msg.sender), address(this), _amount);
            if(pool.depositFeeBP > 0){
                uint256 depositFee = _amount.mul(pool.depositFeeBP).div(10000);
                pool.lpToken.safeTransfer(feeAddress, depositFee);
                user.amount = user.amount.add(_amount).sub(depositFee);
            }else{
                user.amount = user.amount.add(_amount);
            }
        }
        user.rewardDebt = user.amount.mul(pool.accSaltPerShare).div(1e12);
        emit Deposit(msg.sender, _pid, _amount);
    }

// Withdraw LP tokens from MasterChef.
    function withdraw(uint256 _pid, uint256 _amount) public {
        PoolInfo storage pool = poolInfo[_pid];
        UserInfo storage user = userInfo[_pid][msg.sender];
        require(user.amount >= _amount, "withdraw: not good");
        updatePool(_pid);
        uint256 pending = user.amount.mul(pool.accSaltPerShare).div(1e12).sub(user.rewardDebt);
        if(pending > 0) {
            safeSaltTransfer(msg.sender, pending);
        }
        if(_amount > 0) {
            user.amount = user.amount.sub(_amount);
            pool.lpToken.safeTransfer(address(msg.sender), _amount);
        }
        user.rewardDebt = user.amount.mul(pool.accSaltPerShare).div(1e12);
        emit Withdraw(msg.sender, _pid, _amount);
    }

// Safe salt transfer function, just in case if rounding error causes pool to not have enough SALTs.
    function safeSaltTransfer(address _to, uint256 _amount) internal {
        uint256 saltBal = salt.balanceOf(address(this));
        if (_amount > saltBal) {
            salt.transfer(_to, saltBal);
        } else {
            salt.transfer(_to, _amount);
        }
    }

// Update dev address by the previous dev.
    function dev(address _devaddr) public {
        require(msg.sender == devaddr, "dev: wut?");
        devaddr = _devaddr;
    }

function setFeeAddress(address _feeAddress) public{
        require(msg.sender == feeAddress, "setFeeAddress: FORBIDDEN");
        feeAddress = _feeAddress;
    }

//Pancake has to add hidden dummy pools inorder to alter the emission, here we make it simple and transparent to all.
    function updateEmissionRate(uint256 _saltPerBlock) public onlyOwner {
        massUpdatePools();
        saltPerBlock = _saltPerBlock;
    }
}