Quorum

The Quorum contract implements a multi-validator consensus mechanism where claims are accepted when a majority of validators vote in favor.

Functions

submitClaim()

function submitClaim(
    address appContract,
    uint256 lastProcessedBlockNumber,
    bytes32 outputsMerkleRoot
) external override

Submit a claim to the consensus. Only validators can call this function.

Parameters

Name	Type	Description
appContract	address	The application contract address
lastProcessedBlockNumber	uint256	The number of the last processed block
outputsMerkleRoot	bytes32	The outputs Merkle root

numOfValidators()

function numOfValidators() external view override returns (uint256)

Get the number of validators.

Return Values

Name	Type	Description
[0]	uint256	The total number of validators

validatorId()

function validatorId(address validator) external view override returns (uint256)

Get the ID of a validator.

Parameters

Name	Type	Description
validator	address	The validator address

Return Values

Name	Type	Description
[0]	uint256	The validator ID (0 for non-validators, >0 for validators)

validatorById()

function validatorById(uint256 id) external view override returns (address)

Get the address of a validator by its ID.

Parameters

Name	Type	Description
id	uint256	The validator ID

Return Values

Name	Type	Description
[0]	address	The validator address (address(0) for invalid IDs)

numOfValidatorsInFavorOfAnyClaimInEpoch()

function numOfValidatorsInFavorOfAnyClaimInEpoch(
    address appContract,
    uint256 lastProcessedBlockNumber
) external view override returns (uint256)

Get the number of validators in favor of any claim in a given epoch.

Parameters

Name	Type	Description
appContract	address	The application contract address
lastProcessedBlockNumber	uint256	The number of the last processed block

Return Values

Name	Type	Description
[0]	uint256	Number of validators in favor of any claim in the epoch

isValidatorInFavorOfAnyClaimInEpoch()

function isValidatorInFavorOfAnyClaimInEpoch(
    address appContract,
    uint256 lastProcessedBlockNumber,
    uint256 id
) external view override returns (bool)

Check whether a validator is in favor of any claim in a given epoch.

Parameters

Name	Type	Description
appContract	address	The application contract address
lastProcessedBlockNumber	uint256	The number of the last processed block
id	uint256	The ID of the validator

Return Values

Name	Type	Description
[0]	bool	Whether validator is in favor of any claim in the epoch

numOfValidatorsInFavorOf()

function numOfValidatorsInFavorOf(
    address appContract,
    uint256 lastProcessedBlockNumber,
    bytes32 outputsMerkleRoot
) external view override returns (uint256)

Get the number of validators in favor of a claim.

Parameters

Name	Type	Description
appContract	address	The application contract address
lastProcessedBlockNumber	uint256	The number of the last processed block
outputsMerkleRoot	bytes32	The outputs Merkle root

Return Values

Name	Type	Description
[0]	uint256	Number of validators in favor of claim

isValidatorInFavorOf()

function isValidatorInFavorOf(
    address appContract,
    uint256 lastProcessedBlockNumber,
    bytes32 outputsMerkleRoot,
    uint256 id
) external view override returns (bool)

Check whether a validator is in favor of a claim.

Parameters

Name	Type	Description
appContract	address	The application contract address
lastProcessedBlockNumber	uint256	The number of the last processed block
outputsMerkleRoot	bytes32	The outputs Merkle root
id	uint256	The ID of the validator

Return Values

Name	Type	Description
[0]	bool	Whether validator is in favor of claim

supportsInterface()

function supportsInterface(bytes4 interfaceId) public view override(IERC165, AbstractConsensus) returns (bool)

Check if the contract supports a specific interface.

Parameters

Name	Type	Description
interfaceId	bytes4	The interface identifier

Return Values

Name	Type	Description
[0]	bool	True if the interface is supported