Contract Source Code (Solidity)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta

More Options

• Similar
• Submit Audit
• Compare

/**
 *Submitted for verification at Arbiscan.io on 2023-08-03
*/

// File @openzeppelin/contracts/token/ERC20/[email protected]

// 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);
}


// File @openzeppelin/contracts/token/ERC20/extensions/[email protected]

// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/draft-IERC20Permit.sol)


/**
 * @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);
}


// File @openzeppelin/contracts/utils/[email protected]

// OpenZeppelin Contracts (last updated v4.7.0) (utils/Address.sol)


/**
 * @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);
            }
        }
    }
}


// File @openzeppelin/contracts/token/ERC20/utils/[email protected]

// OpenZeppelin Contracts (last updated v4.7.0) (token/ERC20/utils/SafeERC20.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");
        }
    }
}


// File @openzeppelin/contracts/utils/cryptography/[email protected]

// OpenZeppelin Contracts (last updated v4.7.0) (utils/cryptography/MerkleProof.sol)


/**
 * @dev These functions deal with verification of Merkle Tree proofs.
 *
 * The proofs can be generated using the JavaScript library
 * https://github.com/miguelmota/merkletreejs[merkletreejs].
 * Note: the hashing algorithm should be keccak256 and pair sorting should be enabled.
 *
 * See `test/utils/cryptography/MerkleProof.test.js` for some examples.
 *
 * WARNING: You should avoid using leaf values that are 64 bytes long prior to
 * hashing, or use a hash function other than keccak256 for hashing leaves.
 * This is because the concatenation of a sorted pair of internal nodes in
 * the merkle tree could be reinterpreted as a leaf value.
 */
library MerkleProof {
    /**
     * @dev Returns true if a `leaf` can be proved to be a part of a Merkle tree
     * defined by `root`. For this, a `proof` must be provided, containing
     * sibling hashes on the branch from the leaf to the root of the tree. Each
     * pair of leaves and each pair of pre-images are assumed to be sorted.
     */
    function verify(
        bytes32[] memory proof,
        bytes32 root,
        bytes32 leaf
    ) internal pure returns (bool) {
        return processProof(proof, leaf) == root;
    }

    /**
     * @dev Calldata version of {verify}
     *
     * _Available since v4.7._
     */
    function verifyCalldata(
        bytes32[] calldata proof,
        bytes32 root,
        bytes32 leaf
    ) internal pure returns (bool) {
        return processProofCalldata(proof, leaf) == root;
    }

    /**
     * @dev Returns the rebuilt hash obtained by traversing a Merkle tree up
     * from `leaf` using `proof`. A `proof` is valid if and only if the rebuilt
     * hash matches the root of the tree. When processing the proof, the pairs
     * of leafs & pre-images are assumed to be sorted.
     *
     * _Available since v4.4._
     */
    function processProof(bytes32[] memory proof, bytes32 leaf) internal pure returns (bytes32) {
        bytes32 computedHash = leaf;
        for (uint256 i = 0; i < proof.length; i++) {
            computedHash = _hashPair(computedHash, proof[i]);
        }
        return computedHash;
    }

    /**
     * @dev Calldata version of {processProof}
     *
     * _Available since v4.7._
     */
    function processProofCalldata(bytes32[] calldata proof, bytes32 leaf) internal pure returns (bytes32) {
        bytes32 computedHash = leaf;
        for (uint256 i = 0; i < proof.length; i++) {
            computedHash = _hashPair(computedHash, proof[i]);
        }
        return computedHash;
    }

    /**
     * @dev Returns true if the `leaves` can be proved to be a part of a Merkle tree defined by
     * `root`, according to `proof` and `proofFlags` as described in {processMultiProof}.
     *
     * _Available since v4.7._
     */
    function multiProofVerify(
        bytes32[] memory proof,
        bool[] memory proofFlags,
        bytes32 root,
        bytes32[] memory leaves
    ) internal pure returns (bool) {
        return processMultiProof(proof, proofFlags, leaves) == root;
    }

    /**
     * @dev Calldata version of {multiProofVerify}
     *
     * _Available since v4.7._
     */
    function multiProofVerifyCalldata(
        bytes32[] calldata proof,
        bool[] calldata proofFlags,
        bytes32 root,
        bytes32[] memory leaves
    ) internal pure returns (bool) {
        return processMultiProofCalldata(proof, proofFlags, leaves) == root;
    }

    /**
     * @dev Returns the root of a tree reconstructed from `leaves` and the sibling nodes in `proof`,
     * consuming from one or the other at each step according to the instructions given by
     * `proofFlags`.
     *
     * _Available since v4.7._
     */
    function processMultiProof(
        bytes32[] memory proof,
        bool[] memory proofFlags,
        bytes32[] memory leaves
    ) internal pure returns (bytes32 merkleRoot) {
        // This function rebuild the root hash by traversing the tree up from the leaves. The root is rebuilt by
        // consuming and producing values on a queue. The queue starts with the `leaves` array, then goes onto the
        // `hashes` array. At the end of the process, the last hash in the `hashes` array should contain the root of
        // the merkle tree.
        uint256 leavesLen = leaves.length;
        uint256 totalHashes = proofFlags.length;

        // Check proof validity.
        require(leavesLen + proof.length - 1 == totalHashes, "MerkleProof: invalid multiproof");

        // The xxxPos values are "pointers" to the next value to consume in each array. All accesses are done using
        // `xxx[xxxPos++]`, which return the current value and increment the pointer, thus mimicking a queue's "pop".
        bytes32[] memory hashes = new bytes32[](totalHashes);
        uint256 leafPos = 0;
        uint256 hashPos = 0;
        uint256 proofPos = 0;
        // At each step, we compute the next hash using two values:
        // - a value from the "main queue". If not all leaves have been consumed, we get the next leaf, otherwise we
        //   get the next hash.
        // - depending on the flag, either another value for the "main queue" (merging branches) or an element from the
        //   `proof` array.
        for (uint256 i = 0; i < totalHashes; i++) {
            bytes32 a = leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++];
            bytes32 b = proofFlags[i] ? leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++] : proof[proofPos++];
            hashes[i] = _hashPair(a, b);
        }

        if (totalHashes > 0) {
            return hashes[totalHashes - 1];
        } else if (leavesLen > 0) {
            return leaves[0];
        } else {
            return proof[0];
        }
    }

    /**
     * @dev Calldata version of {processMultiProof}
     *
     * _Available since v4.7._
     */
    function processMultiProofCalldata(
        bytes32[] calldata proof,
        bool[] calldata proofFlags,
        bytes32[] memory leaves
    ) internal pure returns (bytes32 merkleRoot) {
        // This function rebuild the root hash by traversing the tree up from the leaves. The root is rebuilt by
        // consuming and producing values on a queue. The queue starts with the `leaves` array, then goes onto the
        // `hashes` array. At the end of the process, the last hash in the `hashes` array should contain the root of
        // the merkle tree.
        uint256 leavesLen = leaves.length;
        uint256 totalHashes = proofFlags.length;

        // Check proof validity.
        require(leavesLen + proof.length - 1 == totalHashes, "MerkleProof: invalid multiproof");

        // The xxxPos values are "pointers" to the next value to consume in each array. All accesses are done using
        // `xxx[xxxPos++]`, which return the current value and increment the pointer, thus mimicking a queue's "pop".
        bytes32[] memory hashes = new bytes32[](totalHashes);
        uint256 leafPos = 0;
        uint256 hashPos = 0;
        uint256 proofPos = 0;
        // At each step, we compute the next hash using two values:
        // - a value from the "main queue". If not all leaves have been consumed, we get the next leaf, otherwise we
        //   get the next hash.
        // - depending on the flag, either another value for the "main queue" (merging branches) or an element from the
        //   `proof` array.
        for (uint256 i = 0; i < totalHashes; i++) {
            bytes32 a = leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++];
            bytes32 b = proofFlags[i] ? leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++] : proof[proofPos++];
            hashes[i] = _hashPair(a, b);
        }

        if (totalHashes > 0) {
            return hashes[totalHashes - 1];
        } else if (leavesLen > 0) {
            return leaves[0];
        } else {
            return proof[0];
        }
    }

    function _hashPair(bytes32 a, bytes32 b) private pure returns (bytes32) {
        return a < b ? _efficientHash(a, b) : _efficientHash(b, a);
    }

    function _efficientHash(bytes32 a, bytes32 b) private pure returns (bytes32 value) {
        /// @solidity memory-safe-assembly
        assembly {
            mstore(0x00, a)
            mstore(0x20, b)
            value := keccak256(0x00, 0x40)
        }
    }
}


// File contracts/interfaces/IMerkleDistributor.sol


// Allows anyone to claim a token if they exist in a merkle root.
interface IMerkleDistributor {
    // Returns the address of the token distributed by this contract.
    function token() external view returns (address);
    // Returns the merkle root of the merkle tree containing account balances available to claim.
    function merkleRoot() external view returns (bytes32);
    // Returns true if the index has been marked claimed.
    function isClaimed(uint256 index) external view returns (bool);
    // Claim the given amount of the token to the given address. Reverts if the inputs are invalid.
    function claim(uint256 index, address account, uint256 amount, bytes32[] calldata merkleProof) external;

    // This event is triggered whenever a call to #claim succeeds.
    event Claimed(uint256 index, address account, uint256 amount);
}


// File contracts/MerkleDistributor.sol




error AlreadyClaimed();
error InvalidProof();

contract MerkleDistributor is IMerkleDistributor {
    using SafeERC20 for IERC20;

    address public immutable override token;
    bytes32 public immutable override merkleRoot;

    // This is a packed array of booleans.
    mapping(uint256 => uint256) private claimedBitMap;

    constructor(address token_, bytes32 merkleRoot_) {
        token = token_;
        merkleRoot = merkleRoot_;
    }

    function isClaimed(uint256 index) public view override returns (bool) {
        uint256 claimedWordIndex = index / 256;
        uint256 claimedBitIndex = index % 256;
        uint256 claimedWord = claimedBitMap[claimedWordIndex];
        uint256 mask = (1 << claimedBitIndex);
        return claimedWord & mask == mask;
    }

    function _setClaimed(uint256 index) private {
        uint256 claimedWordIndex = index / 256;
        uint256 claimedBitIndex = index % 256;
        claimedBitMap[claimedWordIndex] = claimedBitMap[claimedWordIndex] | (1 << claimedBitIndex);
    }

    function claim(uint256 index, address account, uint256 amount, bytes32[] calldata merkleProof)
        public
        virtual
        override
    {
        if (isClaimed(index)) revert AlreadyClaimed();

        // Verify the merkle proof.
        bytes32 node = keccak256(abi.encodePacked(index, account, amount));
        if (!MerkleProof.verify(merkleProof, merkleRoot, node)) revert InvalidProof();

        // Mark it claimed and send the token.
        _setClaimed(index);
        IERC20(token).safeTransfer(account, amount);

        emit Claimed(index, account, amount);
    }
}


// File @openzeppelin/contracts/utils/[email protected]

// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)


/**
 * @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;
    }
}


// File @openzeppelin/contracts/access/[email protected]

// OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.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);
    }
}


// File contracts/MerkleDistributorWithDeadline.sol




error EndTimeInPast();
error ClaimWindowFinished();
error NoWithdrawDuringClaim();

contract MerkleDistributorWithDeadline is MerkleDistributor, Ownable {
    using SafeERC20 for IERC20;

    uint256 public immutable endTime;

    constructor(address token_, bytes32 merkleRoot_, uint256 endTime_) MerkleDistributor(token_, merkleRoot_) {
        if (endTime_ <= block.timestamp) revert EndTimeInPast();
        endTime = endTime_;
    }

    function claim(uint256 index, address account, uint256 amount, bytes32[] calldata merkleProof) public override {
        if (block.timestamp > endTime) revert ClaimWindowFinished();
        super.claim(index, account, amount, merkleProof);
    }

    function withdraw() external onlyOwner {
        if (block.timestamp < endTime) revert NoWithdrawDuringClaim();
        IERC20(token).safeTransfer(msg.sender, IERC20(token).balanceOf(address(this)));
    }
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"token_","type":"address"},{"internalType":"bytes32","name":"merkleRoot_","type":"bytes32"},{"internalType":"uint256","name":"endTime_","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"AlreadyClaimed","type":"error"},{"inputs":[],"name":"ClaimWindowFinished","type":"error"},{"inputs":[],"name":"EndTimeInPast","type":"error"},{"inputs":[],"name":"InvalidProof","type":"error"},{"inputs":[],"name":"NoWithdrawDuringClaim","type":"error"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"index","type":"uint256"},{"indexed":false,"internalType":"address","name":"account","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"Claimed","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"},{"inputs":[{"internalType":"uint256","name":"index","type":"uint256"},{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"bytes32[]","name":"merkleProof","type":"bytes32[]"}],"name":"claim","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"endTime","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"index","type":"uint256"}],"name":"isClaimed","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"merkleRoot","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"token","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

000000000000000000000000ff970a61a04b1ca14834a43f5de4533ebddb5cc889b21f223e7efb625428e05ce3e7f5b32333456c9a3cc1ef46ad7e51b374aa9d0000000000000000000000000000000000000000000000000000000064cb6c90

-----Decoded View---------------
Arg [0] : token_ (address): 0xFF970A61A04b1cA14834A43f5dE4533eBDDB5CC8
Arg [1] : merkleRoot_ (bytes32): 0x89b21f223e7efb625428e05ce3e7f5b32333456c9a3cc1ef46ad7e51b374aa9d
Arg [2] : endTime_ (uint256): 1691053200

-----Encoded View---------------
3 Constructor Arguments found :
Arg [0] : 000000000000000000000000ff970a61a04b1ca14834a43f5de4533ebddb5cc8
Arg [1] : 89b21f223e7efb625428e05ce3e7f5b32333456c9a3cc1ef46ad7e51b374aa9d
Arg [2] : 0000000000000000000000000000000000000000000000000000000064cb6c90

33337:836:0:-:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;33706:248;;;;;;:::i;:::-;;:::i;:::-;;28148:44;;;;;;;;1192:25:1;;;1180:2;1165:18;28148:44:0;;;;;;;;33448:32;;;;;33962:208;;;:::i;32369:103::-;;;:::i;31721:87::-;31794:6;;;;31721:87;;;1586:42:1;1574:55;;;1556:74;;1544:2;1529:18;31721:87:0;1410:226:1;28428:331:0;;;;;;:::i;:::-;;:::i;:::-;;;1991:14:1;;1984:22;1966:41;;1954:2;1939:18;28428:331:0;1826:187:1;32627:201:0;;;;;;:::i;:::-;;:::i;28102:39::-;;;;;33706:248;33850:7;33832:15;:25;33828:59;;;33866:21;;;;;;;;;;;;;;33828:59;33898:48;33910:5;33917:7;33926:6;33934:11;;33898;:48::i;:::-;33706:248;;;;;:::o;33962:208::-;31607:13;:11;:13::i;:::-;34034:7:::1;34016:15;:25;34012:61;;;34050:23;;;;;;;;;;;;;;34012:61;34123:38;::::0;;;;34155:4:::1;34123:38;::::0;::::1;1556:74:1::0;34084:78:0::1;::::0;34111:10:::1;::::0;34123:23:::1;34130:5;34123:23;::::0;::::1;::::0;1529:18:1;;34123:38:0::1;;;;;;;;;;;;;;;;;::::0;::::1;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;34084:26;34091:5;34084:26;::::0;:78;:26:::1;:78::i;:::-;33962:208::o:0;32369:103::-;31607:13;:11;:13::i;:::-;32434:30:::1;32461:1;32434:18;:30::i;28428:331::-:0;28492:4;;28536:11;28544:3;28536:5;:11;:::i;:::-;28509:38;-1:-1:-1;28558:23:0;28584:11;28592:3;28584:5;:11;:::i;:::-;28606:19;28628:31;;;;;;;;;;;;28686:1;:20;;;28725:18;;;:26;;;;28428:331;-1:-1:-1;;;28428:331:0:o;32627:201::-;31607:13;:11;:13::i;:::-;32716:22:::1;::::0;::::1;32708:73;;;::::0;-1:-1:-1;;;32708:73:0;;3031:2:1;32708:73:0::1;::::0;::::1;3013:21:1::0;3070:2;3050:18;;;3043:30;3109:34;3089:18;;;3082:62;3180:8;3160:18;;;3153:36;3206:19;;32708:73:0::1;;;;;;;;;32792:28;32811:8;32792:18;:28::i;:::-;32627:201:::0;:::o;29025:601::-;29191:16;29201:5;29191:9;:16::i;:::-;29187:45;;;29216:16;;;;;;;;;;;;;;29187:45;29307:40;;;;;;3421:19:1;;;3491:66;3478:2;3474:15;;;3470:88;3456:12;;;3449:110;;;;3575:12;;;3568:28;;;29282:12:0;;3612::1;;29307:40:0;;;;;;;;;;;;29297:51;;;;;;29282:66;;29364:49;29383:11;;29364:49;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;29396:10:0;;-1:-1:-1;29408:4:0;;-1:-1:-1;29364:18:0;;-1:-1:-1;29364:49:0:i;:::-;29359:77;;29422:14;;;;;;;;;;;;;;29359:77;29497:18;29509:5;29497:11;:18::i;:::-;29526:43;:26;29533:5;29526:26;29553:7;29562:6;29526:26;:43::i;:::-;29587:31;;;3837:25:1;;;3910:42;3898:55;;3893:2;3878:18;;3871:83;3970:18;;;3963:34;;;29587:31:0;;3825:2:1;3810:18;29587:31:0;;;;;;;29176:450;29025:601;;;;;:::o;31886:132::-;31794:6;;31950:23;31794:6;30373:10;31950:23;31942:68;;;;-1:-1:-1;;;31942:68:0;;4210:2:1;31942:68:0;;;4192:21:1;;;4229:18;;;4222:30;4288:34;4268:18;;;4261:62;4340:18;;31942:68:0;4008:356:1;14489:211:0;14633:58;;;4573:42:1;4561:55;;14633:58:0;;;4543:74:1;4633:18;;;;4626:34;;;14633:58:0;;;;;;;;;;4516:18:1;;;;14633:58:0;;;;;;;;;;14656:23;14633:58;;;14606:86;;14626:5;;14606:19;:86::i;:::-;14489:211;;;:::o;32988:191::-;33081:6;;;;33098:17;;;;;;;;;;;33131:40;;33081:6;;;33098:17;33081:6;;33131:40;;33062:16;;33131:40;33051:128;32988:191;:::o;19479:190::-;19604:4;19657;19628:25;19641:5;19648:4;19628:12;:25::i;:::-;:33;19621:40;;19479:190;;;;;;:::o;28767:250::-;28822:24;28849:11;28857:3;28849:5;:11;:::i;:::-;28822:38;-1:-1:-1;28871:23:0;28897:11;28905:3;28897:5;:11;:::i;:::-;28953:13;:31;;;;;;;;;;;;;28988:1;:20;;;28953:56;;;28919:90;;;-1:-1:-1;;28767:250:0:o;17556:716::-;17980:23;18006:69;18034:4;18006:69;;;;;;;;;;;;;;;;;18014:5;18006:27;;;;:69;;;;;:::i;:::-;18090:17;;17980:95;;-1:-1:-1;18090:21:0;18086:179;;18187:10;18176:30;;;;;;;;;;;;:::i;:::-;18168:85;;;;-1:-1:-1;;;18168:85:0;;5155:2:1;18168:85:0;;;5137:21:1;5194:2;5174:18;;;5167:30;5233:34;5213:18;;;5206:62;5304:12;5284:18;;;5277:40;5334:19;;18168:85:0;4953:406:1;20346:296:0;20429:7;20472:4;20429:7;20487:118;20511:5;:12;20507:1;:16;20487:118;;;20560:33;20570:12;20584:5;20590:1;20584:8;;;;;;;;:::i;:::-;;;;;;;20560:9;:33::i;:::-;20545:48;-1:-1:-1;20525:3:0;;;;:::i;:::-;;;;20487:118;;;-1:-1:-1;20622:12:0;20346:296;-1:-1:-1;;;20346:296:0:o;9221:229::-;9358:12;9390:52;9412:6;9420:4;9426:1;9429:12;9390:21;:52::i;:::-;9383:59;9221:229;-1:-1:-1;;;;9221:229:0:o;26553:149::-;26616:7;26647:1;26643;:5;:51;;26778:13;26872:15;;;26908:4;26901:15;;;26955:4;26939:21;;26643:51;;;-1:-1:-1;26778:13:0;26872:15;;;26908:4;26901:15;26955:4;26939:21;;;26553:149::o;10341:510::-;10511:12;10569:5;10544:21;:30;;10536:81;;;;-1:-1:-1;;;10536:81:0;;6109:2:1;10536:81:0;;;6091:21:1;6148:2;6128:18;;;6121:30;6187:34;6167:18;;;6160:62;6258:8;6238:18;;;6231:36;6284:19;;10536:81:0;5907:402:1;10536:81:0;6771:19;;;;10628:60;;;;-1:-1:-1;;;10628:60:0;;6516:2:1;10628:60:0;;;6498:21:1;6555:2;6535:18;;;6528:30;6594:31;6574:18;;;6567:59;6643:18;;10628:60:0;6314:353:1;10628:60:0;10702:12;10716:23;10743:6;:11;;10762:5;10769:4;10743:31;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;10701:73;;;;10792:51;10809:7;10818:10;10830:12;10792:16;:51::i;:::-;10785:58;10341:510;-1:-1:-1;;;;;;;10341:510:0:o;13027:762::-;13177:12;13206:7;13202:580;;;-1:-1:-1;13237:10:0;13230:17;;13202:580;13351:17;;:21;13347:424;;13599:10;13593:17;13660:15;13647:10;13643:2;13639:19;13632:44;13347:424;13742:12;13735:20;;-1:-1:-1;;;13735:20:0;;;;;;;;:::i;14:196:1:-;82:20;;142:42;131:54;;121:65;;111:93;;200:1;197;190:12;111:93;14:196;;;:::o;215:826::-;328:6;336;344;352;360;413:3;401:9;392:7;388:23;384:33;381:53;;;430:1;427;420:12;381:53;466:9;453:23;443:33;;495:38;529:2;518:9;514:18;495:38;:::i;:::-;485:48;;580:2;569:9;565:18;552:32;542:42;;635:2;624:9;620:18;607:32;658:18;699:2;691:6;688:14;685:34;;;715:1;712;705:12;685:34;753:6;742:9;738:22;728:32;;798:7;791:4;787:2;783:13;779:27;769:55;;820:1;817;810:12;769:55;860:2;847:16;886:2;878:6;875:14;872:34;;;902:1;899;892:12;872:34;955:7;950:2;940:6;937:1;933:14;929:2;925:23;921:32;918:45;915:65;;;976:1;973;966:12;915:65;215:826;;;;-1:-1:-1;215:826:1;;-1:-1:-1;1007:2:1;999:11;;1029:6;215:826;-1:-1:-1;;;215:826:1:o;1641:180::-;1700:6;1753:2;1741:9;1732:7;1728:23;1724:32;1721:52;;;1769:1;1766;1759:12;1721:52;-1:-1:-1;1792:23:1;;1641:180;-1:-1:-1;1641:180:1:o;2018:186::-;2077:6;2130:2;2118:9;2109:7;2105:23;2101:32;2098:52;;;2146:1;2143;2136:12;2098:52;2169:29;2188:9;2169:29;:::i;2209:184::-;2279:6;2332:2;2320:9;2311:7;2307:23;2303:32;2300:52;;;2348:1;2345;2338:12;2300:52;-1:-1:-1;2371:16:1;;2209:184;-1:-1:-1;2209:184:1:o;2398:::-;2450:77;2447:1;2440:88;2547:4;2544:1;2537:15;2571:4;2568:1;2561:15;2587:120;2627:1;2653;2643:35;;2658:18;;:::i;:::-;-1:-1:-1;2692:9:1;;2587:120::o;2712:112::-;2744:1;2770;2760:35;;2775:18;;:::i;:::-;-1:-1:-1;2809:9:1;;2712:112::o;4671:277::-;4738:6;4791:2;4779:9;4770:7;4766:23;4762:32;4759:52;;;4807:1;4804;4797:12;4759:52;4839:9;4833:16;4892:5;4885:13;4878:21;4871:5;4868:32;4858:60;;4914:1;4911;4904:12;5364:184;5416:77;5413:1;5406:88;5513:4;5510:1;5503:15;5537:4;5534:1;5527:15;5553:349;5592:3;5623:66;5616:5;5613:77;5610:257;;5723:77;5720:1;5713:88;5824:4;5821:1;5814:15;5852:4;5849:1;5842:15;5610:257;-1:-1:-1;5894:1:1;5883:13;;5553:349::o;6672:250::-;6757:1;6767:113;6781:6;6778:1;6775:13;6767:113;;;6857:11;;;6851:18;6838:11;;;6831:39;6803:2;6796:10;6767:113;;;-1:-1:-1;;6914:1:1;6896:16;;6889:27;6672:250::o;6927:287::-;7056:3;7094:6;7088:13;7110:66;7169:6;7164:3;7157:4;7149:6;7145:17;7110:66;:::i;:::-;7192:16;;;;;6927:287;-1:-1:-1;;6927:287:1:o;7219:455::-;7368:2;7357:9;7350:21;7331:4;7400:6;7394:13;7443:6;7438:2;7427:9;7423:18;7416:34;7459:79;7531:6;7526:2;7515:9;7511:18;7506:2;7498:6;7494:15;7459:79;:::i;:::-;7590:2;7578:15;7595:66;7574:88;7559:104;;;;7665:2;7555:113;;7219:455;-1:-1:-1;;7219:455:1:o

ipfs://19ea37feadb2e0a378ea90075dc1d3199a6760d64b49a9af2832ce5cdef77e88