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// SPDX-License-Identifier: UNLICENSED
// Copyright (c) Eywa.Fi, 2021-2023 - all rights reserved
pragma solidity ^0.8.17;
import "@openzeppelin/contracts/utils/Address.sol";
import "@openzeppelin/contracts/access/AccessControlEnumerable.sol";
import "@openzeppelin/contracts/security/ReentrancyGuard.sol";
import "../interfaces/IBridgeV2.sol";
import "../utils/Block.sol";
import "../utils/Bls.sol";
import "../utils/Merkle.sol";
import "../utils/RequestIdChecker.sol";
import "../utils/Typecast.sol";
contract BridgeV2 is IBridgeV2, AccessControlEnumerable, Typecast, ReentrancyGuard {
    
    using Address for address;
    using Bls for Bls.Epoch;
    /// @dev gate keeper role id
    bytes32 public constant GATEKEEPER_ROLE = keccak256("GATEKEEPER_ROLE");
    /// @dev validator role id
    bytes32 public constant VALIDATOR_ROLE = keccak256("VALIDATOR_ROLE");
    /// @dev operator role id
    bytes32 public constant OPERATOR_ROLE = keccak256("OPERATOR_ROLE");
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// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (access/AccessControl.sol)
pragma solidity ^0.8.0;
import "./IAccessControl.sol";
import "../utils/Context.sol";
import "../utils/Strings.sol";
import "../utils/introspection/ERC165.sol";
/**
 * @dev Contract module that allows children to implement role-based access
 * control mechanisms. This is a lightweight version that doesn't allow enumerating role
 * members except through off-chain means by accessing the contract event logs. Some
 * applications may benefit from on-chain enumerability, for those cases see
 * {AccessControlEnumerable}.
 *
 * Roles are referred to by their `bytes32` identifier. These should be exposed
 * in the external API and be unique. The best way to achieve this is by
 * using `public constant` hash digests:
 *
 * ```solidity
 * bytes32 public constant MY_ROLE = keccak256("MY_ROLE");
 * ```
 *
 * Roles can be used to represent a set of permissions. To restrict access to a
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// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (access/AccessControlEnumerable.sol)
pragma solidity ^0.8.0;
import "./IAccessControlEnumerable.sol";
import "./AccessControl.sol";
import "../utils/structs/EnumerableSet.sol";
/**
 * @dev Extension of {AccessControl} that allows enumerating the members of each role.
 */
abstract contract AccessControlEnumerable is IAccessControlEnumerable, AccessControl {
    using EnumerableSet for EnumerableSet.AddressSet;
    mapping(bytes32 => EnumerableSet.AddressSet) private _roleMembers;
    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
        return interfaceId == type(IAccessControlEnumerable).interfaceId || super.supportsInterface(interfaceId);
    }
    /**
     * @dev Returns one of the accounts that have `role`. `index` must be a
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// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (access/IAccessControl.sol)
pragma solidity ^0.8.0;
/**
 * @dev External interface of AccessControl declared to support ERC165 detection.
 */
interface IAccessControl {
    /**
     * @dev Emitted when `newAdminRole` is set as ``role``'s admin role, replacing `previousAdminRole`
     *
     * `DEFAULT_ADMIN_ROLE` is the starting admin for all roles, despite
     * {RoleAdminChanged} not being emitted signaling this.
     *
     * _Available since v3.1._
     */
    event RoleAdminChanged(bytes32 indexed role, bytes32 indexed previousAdminRole, bytes32 indexed newAdminRole);
    /**
     * @dev Emitted when `account` is granted `role`.
     *
     * `sender` is the account that originated the contract call, an admin role
     * bearer except when using {AccessControl-_setupRole}.
     */
    event RoleGranted(bytes32 indexed role, address indexed account, address indexed sender);
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// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (access/IAccessControlEnumerable.sol)
pragma solidity ^0.8.0;
import "./IAccessControl.sol";
/**
 * @dev External interface of AccessControlEnumerable declared to support ERC165 detection.
 */
interface IAccessControlEnumerable is IAccessControl {
    /**
     * @dev Returns one of the accounts that have `role`. `index` must be a
     * value between 0 and {getRoleMemberCount}, non-inclusive.
     *
     * Role bearers are not sorted in any particular way, and their ordering may
     * change at any point.
     *
     * WARNING: When using {getRoleMember} and {getRoleMemberCount}, make sure
     * you perform all queries on the same block. See the following
     * https://forum.openzeppelin.com/t/iterating-over-elements-on-enumerableset-in-openzeppelin-contracts/2296[forum post]
     * for more information.
     */
    function getRoleMember(bytes32 role, uint256 index) external view returns (address);
    /**
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// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (security/ReentrancyGuard.sol)
pragma solidity ^0.8.0;
/**
 * @dev Contract module that helps prevent reentrant calls to a function.
 *
 * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier
 * available, which can be applied to functions to make sure there are no nested
 * (reentrant) calls to them.
 *
 * Note that because there is a single `nonReentrant` guard, functions marked as
 * `nonReentrant` may not call one another. This can be worked around by making
 * those functions `private`, and then adding `external` `nonReentrant` entry
 * points to them.
 *
 * TIP: If you would like to learn more about reentrancy and alternative ways
 * to protect against it, check out our blog post
 * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul].
 */
abstract contract ReentrancyGuard {
    // Booleans are more expensive than uint256 or any type that takes up a full
    // word because each write operation emits an extra SLOAD to first read the
    // slot's contents, replace the bits taken up by the boolean, and then write
    // back. This is the compiler's defense against contract upgrades and
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// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (utils/Address.sol)
pragma solidity ^0.8.1;
/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     *
     * Furthermore, `isContract` will also return true if the target contract within
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// 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;
    }
}
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// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol)
pragma solidity ^0.8.0;
import "./IERC165.sol";
/**
 * @dev Implementation of the {IERC165} interface.
 *
 * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check
 * for the additional interface id that will be supported. For example:
 *
 * ```solidity
 * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
 *     return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId);
 * }
 * ```
 *
 * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation.
 */
abstract contract ERC165 is IERC165 {
    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
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// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol)
pragma solidity ^0.8.0;
/**
 * @dev Interface of the ERC165 standard, as defined in the
 * https://eips.ethereum.org/EIPS/eip-165[EIP].
 *
 * Implementers can declare support of contract interfaces, which can then be
 * queried by others ({ERC165Checker}).
 *
 * For an implementation, see {ERC165}.
 */
interface IERC165 {
    /**
     * @dev Returns true if this contract implements the interface defined by
     * `interfaceId`. See the corresponding
     * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]
     * to learn more about how these ids are created.
     *
     * This function call must use less than 30 000 gas.
     */
    function supportsInterface(bytes4 interfaceId) external view returns (bool);
}
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// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (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) {
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// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/math/SignedMath.sol)
pragma solidity ^0.8.0;
/**
 * @dev Standard signed math utilities missing in the Solidity language.
 */
library SignedMath {
    /**
     * @dev Returns the largest of two signed numbers.
     */
    function max(int256 a, int256 b) internal pure returns (int256) {
        return a > b ? a : b;
    }
    /**
     * @dev Returns the smallest of two signed numbers.
     */
    function min(int256 a, int256 b) internal pure returns (int256) {
        return a < b ? a : b;
    }
    /**
     * @dev Returns the average of two signed numbers without overflow.
     * The result is rounded towards zero.
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// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (utils/Strings.sol)
pragma solidity ^0.8.0;
import "./math/Math.sol";
import "./math/SignedMath.sol";
/**
 * @dev String operations.
 */
library Strings {
    bytes16 private constant _SYMBOLS = "0123456789abcdef";
    uint8 private constant _ADDRESS_LENGTH = 20;
    /**
     * @dev Converts a `uint256` to its ASCII `string` decimal representation.
     */
    function toString(uint256 value) internal pure returns (string memory) {
        unchecked {
            uint256 length = Math.log10(value) + 1;
            string memory buffer = new string(length);
            uint256 ptr;
            /// @solidity memory-safe-assembly
            assembly {
                ptr := add(buffer, add(32, length))
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// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (utils/structs/EnumerableSet.sol)
// This file was procedurally generated from scripts/generate/templates/EnumerableSet.js.
pragma solidity ^0.8.0;
/**
 * @dev Library for managing
 * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive
 * types.
 *
 * Sets have the following properties:
 *
 * - Elements are added, removed, and checked for existence in constant time
 * (O(1)).
 * - Elements are enumerated in O(n). No guarantees are made on the ordering.
 *
 * ```solidity
 * contract Example {
 *     // Add the library methods
 *     using EnumerableSet for EnumerableSet.AddressSet;
 *
 *     // Declare a set state variable
 *     EnumerableSet.AddressSet private mySet;
 * }
 * ```
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// SPDX-License-Identifier: UNLICENSED
// Copyright (c) Eywa.Fi, 2021-2023 - all rights reserved
pragma solidity ^0.8.17;
interface IBridgeV2 {
    enum State { 
        Active, // data send and receive possible
        Inactive, // data send and receive impossible
        Limited // only data receive possible
    }
    struct SendParams {
        /// @param requestId unique request ID
        bytes32 requestId;
        /// @param data call data
        bytes data;
        /// @param to receiver contract address
        address to;
        /// @param chainIdTo destination chain ID
        uint256 chainIdTo;
    }
    struct ReceiveParams {
        /// @param blockHeader block header serialization
        bytes blockHeader;
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// SPDX-License-Identifier: UNLICENSED
// Copyright (c) Eywa.Fi, 2021-2023 - all rights reserved
pragma solidity 0.8.17;
import "../utils/Bls.sol";
import "../utils/Utils.sol";
import "../utils/ZeroCopySource.sol";
library Block {
    function txRootHash(bytes calldata payload) internal pure returns (bytes32 txRootHash_) {
        txRootHash_ = Utils.bytesToBytes32(payload[72:104]);
    }
    function epochHash(bytes calldata payload) internal pure returns (bytes32 epochHash_) {
        epochHash_ = Utils.bytesToBytes32(payload[40:72]);
    }
    function decodeRequest(bytes memory payload) internal pure returns (
        bytes32 requestId,
        bytes memory data,
        address to,
        uint64 chainIdTo
    ) {
        uint256 off = 0;
        (requestId, off) = ZeroCopySource.NextHash(payload, off);
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// SPDX-License-Identifier: UNLICENSED
// Copyright (c) ConsenSys
// Copyright (c) Eywa.Fi, 2021-2023 - all rights reserved
pragma solidity 0.8.17;
import "./ModUtils.sol";
/**
 * @title Verify BLS Threshold Signed values.
 *
 * Much of the code in this file is derived from here:
 * https://github.com/ConsenSys/gpact/blob/main/common/common/src/main/solidity/BlsSignatureVerification.sol
 * https://github.com/ConsenSys/gpact/blob/main/contracts/contracts/src/common/BlsSignatureVerification.sol
 */
library Bls {
    using ModUtils for uint256;
    struct E1Point {
        uint256 x;
        uint256 y;
    }
    /**
     * @dev Note that the ordering of the elements in each array needs to be the reverse of what you would
     * normally have, to match the ordering expected by the precompile.
     */
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// SPDX-License-Identifier: UNLICENSED
// Copyright (c) Eywa.Fi, 2021-2023 - all rights reserved
pragma solidity 0.8.17;
import "./ZeroCopySource.sol";
library Merkle {
    /** @notice Do hash leaf as the multi-chain does.
     *
     *  @param data_ Data in bytes format;
     *  @return result Hashed value in bytes32 format.
     */
    function hashLeaf(bytes memory data_) internal pure returns (bytes32 result) {
        result = sha256(abi.encodePacked(uint8(0x0), data_));
    }
    /** @notice Do hash children as the multi-chain does.
     *
     *  @param l_ Left node;
     *  @param r_ Right node;
     *  @return result Hashed value in bytes32 format.
     */
    function hashChildren(bytes32 l_, bytes32 r_) internal pure returns (bytes32 result) {
        result = sha256(abi.encodePacked(bytes1(0x01), l_, r_));
    }
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// SPDX-License-Identifier: MIT
pragma solidity 0.8.17;
library ModUtils {
    /**
     * @dev Wrap the modular exponent pre-compile introduced in Byzantium.
     * Returns base^exponent mod p.
     */
    function modExp(
        uint256 base,
        uint256 exponent,
        uint256 p
    ) internal view returns (uint256 o) {
        /* solium-disable-next-line */
        assembly {
            // Args for the precompile: [<length_of_BASE> <length_of_EXPONENT>
            // <length_of_MODULUS> <BASE> <EXPONENT> <MODULUS>]
            let output := mload(0x40)
            let args := add(output, 0x20)
            mstore(args, 0x20)
            mstore(add(args, 0x20), 0x20)
            mstore(add(args, 0x40), 0x20)
            mstore(add(args, 0x60), base)
            mstore(add(args, 0x80), exponent)
            mstore(add(args, 0xa0), p)
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// SPDX-License-Identifier: UNLICENSED
// Copyright (c) Eywa.Fi, 2021-2023 - all rights reserved
pragma solidity 0.8.17;
contract RequestIdChecker {
    
    ///
    mapping(bytes32 => bool) public checks;
    /// 
    address public owner;
    modifier onlyOwner() {
        require(msg.sender == owner, "RequestIdChecker: caller is not the owner");
        _;
    }
    constructor() {
        owner = msg.sender;
    }
    function check(bytes32 id) public onlyOwner returns (bool) {
        if (checks[id] == false) {
            checks[id] = true;
            return true;
        }
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// SPDX-License-Identifier: UNLICENSED
// Copyright (c) Eywa.Fi, 2021-2023 - all rights reserved
pragma solidity 0.8.17;
abstract contract Typecast {
    function castToAddress(bytes32 x) public pure returns (address) {
        return address(uint160(uint256(x)));
    }
    function castToBytes32(address a) public pure returns (bytes32) {
        return bytes32(uint256(uint160(a)));
    }
}
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// SPDX-License-Identifier: MIT
pragma solidity 0.8.17;
import "solidity-bytes-utils/contracts/BytesLib.sol";
library Utils {
    /* @notice      Convert the bytes array to bytes32 type, the bytes array length must be 32
     *  @param _bs   Source bytes array
     *  @return      bytes32
     */
    function bytesToBytes32(bytes memory _bs) internal pure returns (bytes32 value) {
        require(_bs.length == 32, "bytes length is not 32.");
        assembly {
            // load 32 bytes from memory starting from position _bs + 0x20 since the first 0x20 bytes stores _bs length
            value := mload(add(_bs, 0x20))
        }
    }
    /* @notice      Convert bytes to uint256
     *  @param _b    Source bytes should have length of 32
     *  @return      uint256
     */
    function bytesToUint256(bytes memory _bs) internal pure returns (uint256 value) {
        require(_bs.length == 32, "bytes length is not 32.");
        assembly {
            // load 32 bytes from memory starting from position _bs + 32
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// SPDX-License-Identifier: MIT
pragma solidity 0.8.17;
/**
 * @dev Wrappers over decoding and deserialization operation from bytes into bassic types in Solidity for PolyNetwork cross chain utility.
 *
 * Decode into basic types in Solidity from bytes easily. It's designed to be used
 * for PolyNetwork cross chain application, and the decoding rules on Ethereum chain
 * and the encoding rule on other chains should be consistent, and . Here we
 * follow the underlying deserialization rule with implementation found here:
 * https://github.com/polynetwork/poly/blob/master/common/zero_copy_source.go
 *
 * Using this library instead of the unchecked serialization method can help reduce
 * the risk of serious bugs and handfule, so it's recommended to use it.
 *
 * Please note that risk can be minimized, yet not eliminated.
 */
library ZeroCopySource {
    /* @notice              Read next byte as boolean type starting at offset from buff
     *  @param buff          Source bytes array
     *  @param offset        The position from where we read the boolean value
     *  @return              The the read boolean value and new offset
     */
    function NextBool(bytes memory buff, uint256 offset) internal pure returns (bool, uint256) {
        require(offset + 1 <= buff.length && offset < offset + 1, "Offset exceeds limit");
        // byte === bytes1
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// SPDX-License-Identifier: Unlicense
/*
 * @title Solidity Bytes Arrays Utils
 * @author Gonçalo Sá <goncalo.sa@consensys.net>
 *
 * @dev Bytes tightly packed arrays utility library for ethereum contracts written in Solidity.
 *      The library lets you concatenate, slice and type cast bytes arrays both in memory and storage.
 */
pragma solidity >=0.8.0 <0.9.0;
library BytesLib {
    function concat(
        bytes memory _preBytes,
        bytes memory _postBytes
    )
        internal
        pure
        returns (bytes memory)
    {
        bytes memory tempBytes;
        assembly {
            // Get a location of some free memory and store it in tempBytes as
            // Solidity does for memory variables.
            tempBytes := mload(0x40)
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{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}
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• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"bytes","name":"key","type":"bytes"},{"indexed":false,"internalType":"uint32","name":"epochNum","type":"uint32"},{"indexed":false,"internalType":"uint64","name":"protocolVersion","type":"uint64"}],"name":"EpochUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"bytes32","name":"requestId","type":"bytes32"},{"indexed":false,"internalType":"string","name":"error","type":"string"}],"name":"RequestReceived","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"bytes32","name":"requestId","type":"bytes32"},{"indexed":false,"internalType":"bytes","name":"data","type":"bytes"},{"indexed":false,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint64","name":"chainIdTo","type":"uint64"}],"name":"RequestSent","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"previousAdminRole","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"newAdminRole","type":"bytes32"}],"name":"RoleAdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleGranted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleRevoked","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"enum IBridgeV2.State","name":"state","type":"uint8"}],"name":"StateSet","type":"event"},{"inputs":[],"name":"DEFAULT_ADMIN_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"GATEKEEPER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"OPERATOR_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"VALIDATOR_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"x","type":"bytes32"}],"name":"castToAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"a","type":"address"}],"name":"castToBytes32","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"pure","type":"function"},{"inputs":[],"name":"currentRequestIdChecker","outputs":[{"internalType":"contract RequestIdChecker","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getCurrentEpoch","outputs":[{"internalType":"bytes","name":"","type":"bytes"},{"internalType":"uint8","name":"","type":"uint8"},{"internalType":"uint32","name":"","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getPreviousEpoch","outputs":[{"internalType":"bytes","name":"","type":"bytes"},{"internalType":"uint8","name":"","type":"uint8"},{"internalType":"uint32","name":"","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"}],"name":"getRoleAdmin","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"getRoleMember","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"}],"name":"getRoleMemberCount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"grantRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"hasRole","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"nonces","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"previousRequestIdChecker","outputs":[{"internalType":"contract RequestIdChecker","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"internalType":"bytes","name":"blockHeader","type":"bytes"},{"internalType":"bytes","name":"merkleProof","type":"bytes"},{"internalType":"bytes","name":"votersPubKey","type":"bytes"},{"internalType":"bytes","name":"votersSignature","type":"bytes"},{"internalType":"uint256","name":"votersMask","type":"uint256"}],"internalType":"struct IBridgeV2.ReceiveParams[]","name":"params","type":"tuple[]"}],"name":"receiveV2","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"renounceRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"resetEpoch","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"revokeRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"bytes32","name":"requestId","type":"bytes32"},{"internalType":"bytes","name":"data","type":"bytes"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"chainIdTo","type":"uint256"}],"internalType":"struct IBridgeV2.SendParams","name":"params","type":"tuple"},{"internalType":"address","name":"from","type":"address"},{"internalType":"uint256","name":"nonce","type":"uint256"}],"name":"sendV2","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"enum IBridgeV2.State","name":"state_","type":"uint8"}],"name":"setState","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"state","outputs":[{"internalType":"enum IBridgeV2.State","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"internalType":"bytes","name":"blockHeader","type":"bytes"},{"internalType":"bytes","name":"merkleProof","type":"bytes"},{"internalType":"bytes","name":"votersPubKey","type":"bytes"},{"internalType":"bytes","name":"votersSignature","type":"bytes"},{"internalType":"uint256","name":"votersMask","type":"uint256"}],"internalType":"struct IBridgeV2.ReceiveParams","name":"params","type":"tuple"}],"name":"updateEpoch","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"version","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"}]

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