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Contract Source Code Verified (Exact Match)

Contract Name:
WhitelistV2

Compiler Version
v0.8.17+commit.8df45f5f

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion
// SPDX-License-Identifier: UNLICENSED
// Copyright (c) Eywa.Fi, 2021-2023 - all rights reserved
pragma solidity 0.8.17;

import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/math/Math.sol";
import "./interfaces/IWhitelist.sol";


contract WhitelistV2 is IWhitelist, Ownable {

    /// @dev fee denominator
    uint256 public constant FEE_DENOMINATOR = 10000;

    /// @dev array of token indices
    mapping(address => uint256) private _tokenIds;
    /// @dev tokens
    IWhitelist.TokenStatus[] private _tokens;
    /// @dev array of pool indices
    mapping(address => uint256) private _poolIds;
    /// @dev pools
    IWhitelist.PoolStatus[] private _pools;

    event TokenSet(address token, uint256 max, uint256 min, uint256 fee, IWhitelist.TokenState state);
    event PoolSet(address pool, uint256 fee, IWhitelist.PoolState state);

    function tokenMin(address token_) external view returns (uint256) {
        return _getToken(token_).min;
    }
    
    function tokenMax(address token_) external view returns (uint256) {
        return _getToken(token_).max;
    }

    function tokenMinMax(address token_) external view returns (uint256, uint256) {
        IWhitelist.TokenStatus memory token = _getToken(token_);
        return (token.min, token.max);
    }

    function bridgeFee(address token_) external view returns (uint256) {
        return _getToken(token_).bridgeFee;
    }

    function tokenState(address token_) external view returns (uint8) {
        return uint8(_getToken(token_).state);
    }

    function tokenStatus(address token_) external view returns (IWhitelist.TokenStatus memory) {
        return _getToken(token_);
    }

    function aggregationFee(address pool_) external view returns (uint256) {
        return _getPool(pool_).aggregationFee;
    }

    function poolState(address pool_) external view returns (uint8){
        return uint8(_getPool(pool_).state);
    }

    function poolStatus(address pool_) external view returns (IWhitelist.PoolStatus memory) {
        return _getPool(pool_);
    }

    function tokens(uint256 offset, uint256 count) external view returns (IWhitelist.TokenStatus[] memory) {
        require(offset <= _tokens.length, "Whitelist: wrong offset");
        count = Math.min(_tokens.length, count + offset);
        IWhitelist.TokenStatus[] memory tokens_ = new IWhitelist.TokenStatus[](count - offset);
        for (uint256 i = offset; i < count; ++i) {
            tokens_[i] = _tokens[i];
        }
        return tokens_;
    }

    function pools(uint256 offset, uint256 count) external view returns (IWhitelist.PoolStatus[] memory) {
        require(offset <= _pools.length, "Whitelist: wrong offset");
        count = Math.min(_pools.length, count + offset);
        IWhitelist.PoolStatus[] memory pools_ = new IWhitelist.PoolStatus[](count - offset);
        for (uint256 i = offset; i < count; ++i) {
            pools_[i] = _pools[i];
        }
        return pools_;
    }

    function setTokens(IWhitelist.TokenStatus[] memory tokens_) external onlyOwner {
        uint256 count = tokens_.length;
        for (uint256 i; i < count; ++i) {
            IWhitelist.TokenStatus memory status = tokens_[i];
            require(status.token != address(0), "Whitelist: zero address");
            require(status.max >= status.min, "Whitelist: min max wrong");
            require(status.bridgeFee <= FEE_DENOMINATOR, "Whitelist: fee > 100%");
            uint256 id = _tokenIds[status.token];
            if (id == 0) {
                _tokens.push(status);
                _tokenIds[status.token] = _tokens.length;
            } else {
                --id;
                _tokens[id] = status;
            }
            emit TokenSet(status.token, status.max, status.min, status.bridgeFee, status.state);
        }
    }

    function setPools(IWhitelist.PoolStatus[] memory pools_) external onlyOwner {
        uint256 count = pools_.length;
        for (uint256 i; i < count; ++i) {
            IWhitelist.PoolStatus memory status = pools_[i];
            require(status.pool != address(0), "Whitelist: zero address");
            require(status.aggregationFee <= FEE_DENOMINATOR, "Whitelist: fee > 100%");
            uint256 id = _poolIds[status.pool];
            if (id == 0) {
                _pools.push(status);
                _poolIds[status.pool] = _pools.length;
            } else {
                --id;
                _pools[id] = status;
            }
            emit PoolSet(status.pool, status.aggregationFee, status.state);
        }
    }

    function _getToken(address token) private view returns (IWhitelist.TokenStatus memory) {
        uint256 id = _tokenIds[token];
        require(id != 0, "Whitelist: token not set");
        --id;
        return _tokens[id];
    }

    function _getPool(address pool) private view returns (IWhitelist.PoolStatus memory) {
        uint256 id = _poolIds[pool];
        require(id != 0, "Whitelist: pool not set");
        --id;
        return _pools[id];
    }

}

// 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 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 v4.8.0) (utils/math/Math.sol)

pragma solidity ^0.8.0;

/**
 * @dev Standard math utilities missing in the Solidity language.
 */
library Math {
    enum Rounding {
        Down, // Toward negative infinity
        Up, // Toward infinity
        Zero // Toward zero
    }

    /**
     * @dev Returns the largest of two numbers.
     */
    function max(uint256 a, uint256 b) internal pure returns (uint256) {
        return a > b ? a : b;
    }

    /**
     * @dev Returns the smallest of two numbers.
     */
    function min(uint256 a, uint256 b) internal pure returns (uint256) {
        return a < b ? a : b;
    }

    /**
     * @dev Returns the average of two numbers. The result is rounded towards
     * zero.
     */
    function average(uint256 a, uint256 b) internal pure returns (uint256) {
        // (a + b) / 2 can overflow.
        return (a & b) + (a ^ b) / 2;
    }

    /**
     * @dev Returns the ceiling of the division of two numbers.
     *
     * This differs from standard division with `/` in that it rounds up instead
     * of rounding down.
     */
    function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) {
        // (a + b - 1) / b can overflow on addition, so we distribute.
        return a == 0 ? 0 : (a - 1) / b + 1;
    }

    /**
     * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or denominator == 0
     * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv)
     * with further edits by Uniswap Labs also under MIT license.
     */
    function mulDiv(
        uint256 x,
        uint256 y,
        uint256 denominator
    ) internal pure returns (uint256 result) {
        unchecked {
            // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use
            // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256
            // variables such that product = prod1 * 2^256 + prod0.
            uint256 prod0; // Least significant 256 bits of the product
            uint256 prod1; // Most significant 256 bits of the product
            assembly {
                let mm := mulmod(x, y, not(0))
                prod0 := mul(x, y)
                prod1 := sub(sub(mm, prod0), lt(mm, prod0))
            }

            // Handle non-overflow cases, 256 by 256 division.
            if (prod1 == 0) {
                return prod0 / denominator;
            }

            // Make sure the result is less than 2^256. Also prevents denominator == 0.
            require(denominator > prod1);

            ///////////////////////////////////////////////
            // 512 by 256 division.
            ///////////////////////////////////////////////

            // Make division exact by subtracting the remainder from [prod1 prod0].
            uint256 remainder;
            assembly {
                // Compute remainder using mulmod.
                remainder := mulmod(x, y, denominator)

                // Subtract 256 bit number from 512 bit number.
                prod1 := sub(prod1, gt(remainder, prod0))
                prod0 := sub(prod0, remainder)
            }

            // Factor powers of two out of denominator and compute largest power of two divisor of denominator. Always >= 1.
            // See https://cs.stackexchange.com/q/138556/92363.

            // Does not overflow because the denominator cannot be zero at this stage in the function.
            uint256 twos = denominator & (~denominator + 1);
            assembly {
                // Divide denominator by twos.
                denominator := div(denominator, twos)

                // Divide [prod1 prod0] by twos.
                prod0 := div(prod0, twos)

                // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one.
                twos := add(div(sub(0, twos), twos), 1)
            }

            // Shift in bits from prod1 into prod0.
            prod0 |= prod1 * twos;

            // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such
            // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for
            // four bits. That is, denominator * inv = 1 mod 2^4.
            uint256 inverse = (3 * denominator) ^ 2;

            // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also works
            // in modular arithmetic, doubling the correct bits in each step.
            inverse *= 2 - denominator * inverse; // inverse mod 2^8
            inverse *= 2 - denominator * inverse; // inverse mod 2^16
            inverse *= 2 - denominator * inverse; // inverse mod 2^32
            inverse *= 2 - denominator * inverse; // inverse mod 2^64
            inverse *= 2 - denominator * inverse; // inverse mod 2^128
            inverse *= 2 - denominator * inverse; // inverse mod 2^256

            // Because the division is now exact we can divide by multiplying with the modular inverse of denominator.
            // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is
            // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1
            // is no longer required.
            result = prod0 * inverse;
            return result;
        }
    }

    /**
     * @notice Calculates x * y / denominator with full precision, following the selected rounding direction.
     */
    function mulDiv(
        uint256 x,
        uint256 y,
        uint256 denominator,
        Rounding rounding
    ) internal pure returns (uint256) {
        uint256 result = mulDiv(x, y, denominator);
        if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) {
            result += 1;
        }
        return result;
    }

    /**
     * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded down.
     *
     * Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11).
     */
    function sqrt(uint256 a) internal pure returns (uint256) {
        if (a == 0) {
            return 0;
        }

        // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target.
        //
        // We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have
        // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`.
        //
        // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)`
        // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))`
        // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)`
        //
        // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit.
        uint256 result = 1 << (log2(a) >> 1);

        // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128,
        // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at
        // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision
        // into the expected uint128 result.
        unchecked {
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            return min(result, a / result);
        }
    }

    /**
     * @notice Calculates sqrt(a), following the selected rounding direction.
     */
    function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = sqrt(a);
            return result + (rounding == Rounding.Up && result * result < a ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 2, rounded down, of a positive value.
     * Returns 0 if given 0.
     */
    function log2(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >> 128 > 0) {
                value >>= 128;
                result += 128;
            }
            if (value >> 64 > 0) {
                value >>= 64;
                result += 64;
            }
            if (value >> 32 > 0) {
                value >>= 32;
                result += 32;
            }
            if (value >> 16 > 0) {
                value >>= 16;
                result += 16;
            }
            if (value >> 8 > 0) {
                value >>= 8;
                result += 8;
            }
            if (value >> 4 > 0) {
                value >>= 4;
                result += 4;
            }
            if (value >> 2 > 0) {
                value >>= 2;
                result += 2;
            }
            if (value >> 1 > 0) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 2, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log2(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log2(value);
            return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 10, rounded down, of a positive value.
     * Returns 0 if given 0.
     */
    function log10(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >= 10**64) {
                value /= 10**64;
                result += 64;
            }
            if (value >= 10**32) {
                value /= 10**32;
                result += 32;
            }
            if (value >= 10**16) {
                value /= 10**16;
                result += 16;
            }
            if (value >= 10**8) {
                value /= 10**8;
                result += 8;
            }
            if (value >= 10**4) {
                value /= 10**4;
                result += 4;
            }
            if (value >= 10**2) {
                value /= 10**2;
                result += 2;
            }
            if (value >= 10**1) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 10, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log10(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log10(value);
            return result + (rounding == Rounding.Up && 10**result < value ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 256, rounded down, of a positive value.
     * Returns 0 if given 0.
     *
     * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string.
     */
    function log256(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >> 128 > 0) {
                value >>= 128;
                result += 16;
            }
            if (value >> 64 > 0) {
                value >>= 64;
                result += 8;
            }
            if (value >> 32 > 0) {
                value >>= 32;
                result += 4;
            }
            if (value >> 16 > 0) {
                value >>= 16;
                result += 2;
            }
            if (value >> 8 > 0) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 10, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log256(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log256(value);
            return result + (rounding == Rounding.Up && 1 << (result * 8) < value ? 1 : 0);
        }
    }
}

// SPDX-License-Identifier: UNLICENSED
// Copyright (c) Eywa.Fi, 2021-2023 - all rights reserved
pragma solidity 0.8.17;


interface IWhitelist {

    enum TokenState { NotSet, InOut }
    enum PoolState { NotSet, AddSwapRemove }

    struct TokenStatus {
        address token;
        uint256 min;
        uint256 max;
        uint256 bridgeFee;
        TokenState state;
    }

    struct PoolStatus {
        address pool;
        uint256 aggregationFee;
        PoolState state;
    }
    
    function tokenMin(address token) external view returns (uint256);
    function tokenMax(address token) external view returns (uint256);
    function tokenMinMax(address token) external view returns (uint256, uint256);
    function bridgeFee(address token) external view returns (uint256);
    function tokenState(address token) external view returns (uint8);
    function tokenStatus(address token) external view returns (TokenStatus memory);
    function tokens(uint256 offset, uint256 count) external view returns (TokenStatus[] memory);

    function aggregationFee(address pool) external view returns (uint256);
    function poolState(address pool) external view returns (uint8);
    function poolStatus(address pool) external view returns (PoolStatus memory);
    function pools(uint256 offset, uint256 count) external view returns (PoolStatus[] memory);

}

Settings
{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

Contract Security Audit

Contract ABI

API
[{"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":"pool","type":"address"},{"indexed":false,"internalType":"uint256","name":"fee","type":"uint256"},{"indexed":false,"internalType":"enum IWhitelist.PoolState","name":"state","type":"uint8"}],"name":"PoolSet","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"token","type":"address"},{"indexed":false,"internalType":"uint256","name":"max","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"min","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"fee","type":"uint256"},{"indexed":false,"internalType":"enum IWhitelist.TokenState","name":"state","type":"uint8"}],"name":"TokenSet","type":"event"},{"inputs":[],"name":"FEE_DENOMINATOR","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"pool_","type":"address"}],"name":"aggregationFee","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"token_","type":"address"}],"name":"bridgeFee","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"pool_","type":"address"}],"name":"poolState","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"pool_","type":"address"}],"name":"poolStatus","outputs":[{"components":[{"internalType":"address","name":"pool","type":"address"},{"internalType":"uint256","name":"aggregationFee","type":"uint256"},{"internalType":"enum IWhitelist.PoolState","name":"state","type":"uint8"}],"internalType":"struct IWhitelist.PoolStatus","name":"","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"offset","type":"uint256"},{"internalType":"uint256","name":"count","type":"uint256"}],"name":"pools","outputs":[{"components":[{"internalType":"address","name":"pool","type":"address"},{"internalType":"uint256","name":"aggregationFee","type":"uint256"},{"internalType":"enum IWhitelist.PoolState","name":"state","type":"uint8"}],"internalType":"struct IWhitelist.PoolStatus[]","name":"","type":"tuple[]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"pool","type":"address"},{"internalType":"uint256","name":"aggregationFee","type":"uint256"},{"internalType":"enum IWhitelist.PoolState","name":"state","type":"uint8"}],"internalType":"struct IWhitelist.PoolStatus[]","name":"pools_","type":"tuple[]"}],"name":"setPools","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"token","type":"address"},{"internalType":"uint256","name":"min","type":"uint256"},{"internalType":"uint256","name":"max","type":"uint256"},{"internalType":"uint256","name":"bridgeFee","type":"uint256"},{"internalType":"enum IWhitelist.TokenState","name":"state","type":"uint8"}],"internalType":"struct IWhitelist.TokenStatus[]","name":"tokens_","type":"tuple[]"}],"name":"setTokens","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"token_","type":"address"}],"name":"tokenMax","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"token_","type":"address"}],"name":"tokenMin","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"token_","type":"address"}],"name":"tokenMinMax","outputs":[{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"token_","type":"address"}],"name":"tokenState","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"token_","type":"address"}],"name":"tokenStatus","outputs":[{"components":[{"internalType":"address","name":"token","type":"address"},{"internalType":"uint256","name":"min","type":"uint256"},{"internalType":"uint256","name":"max","type":"uint256"},{"internalType":"uint256","name":"bridgeFee","type":"uint256"},{"internalType":"enum IWhitelist.TokenState","name":"state","type":"uint8"}],"internalType":"struct IWhitelist.TokenStatus","name":"","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"offset","type":"uint256"},{"internalType":"uint256","name":"count","type":"uint256"}],"name":"tokens","outputs":[{"components":[{"internalType":"address","name":"token","type":"address"},{"internalType":"uint256","name":"min","type":"uint256"},{"internalType":"uint256","name":"max","type":"uint256"},{"internalType":"uint256","name":"bridgeFee","type":"uint256"},{"internalType":"enum IWhitelist.TokenState","name":"state","type":"uint8"}],"internalType":"struct IWhitelist.TokenStatus[]","name":"","type":"tuple[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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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.