// contracts/Structs.sol
// SPDX-License-Identifier: Apache 2

pragma solidity ^0.8.0;

interface Structs {
	struct Provider {
		uint16 chainId;
		uint16 governanceChainId;
		bytes32 governanceContract;
	}

	struct GuardianSet {
		address[] keys;
		uint32 expirationTime;
	}

	struct Signature {
		bytes32 r;
		bytes32 s;
		uint8 v;
		uint8 guardianIndex;
	}

	struct VM {
		uint8 version;
		uint32 timestamp;
		uint32 nonce;
		uint16 emitterChainId;
		bytes32 emitterAddress;
		uint64 sequence;
		uint8 consistencyLevel;
		bytes payload;

		uint32 guardianSetIndex;
		Signature[] signatures;

		bytes32 hash;
	}
}