SaltGenerator

Git Source

Unified salt generation for all CapSign contracts

Provides standardized salt calculation methods for consistent address prediction

Functions

generateWalletSalt

Generate salt for smart wallet deployment

function generateWalletSalt(bytes[] memory owners, string memory walletType, uint256 nonce, address deployer)
    internal
    pure
    returns (bytes32 salt);

Parameters

Name	Type	Description
owners	bytes[]	Array of owner public keys/addresses in bytes format
walletType	string	Type of wallet ("individual", "entity", "custodial", "multisig")
nonce	uint256	Deployment nonce for uniqueness
deployer	address	Address of the deployer (optional, use address(0) for deterministic)

Returns

Name	Type	Description
salt	bytes32	Deterministic salt for CREATE2

generateIAMSalt

Generate salt for IAM deployment

function generateIAMSalt(address issuer, string memory issuerName, string memory templateName, uint256 nonce)
    internal
    pure
    returns (bytes32 salt);

Parameters

Name	Type	Description
issuer	address	Address of the issuer/entity
issuerName	string	Name of the issuer entity
templateName	string	Template name (optional)
nonce	uint256	Deployment nonce

Returns

Name	Type	Description
salt	bytes32	Deterministic salt for CREATE2

generateGovernanceSalt

Generate salt for governance deployment

function generateGovernanceSalt(address creator, string memory governanceType, string memory name, uint256 nonce)
    internal
    pure
    returns (bytes32 salt);

Parameters

Name	Type	Description
creator	address	Address of the creator
governanceType	string	Type of governance
name	string	Governance name
nonce	uint256	Deployment nonce

Returns

Name	Type	Description
salt	bytes32	Deterministic salt for CREATE2

generateAssetSalt

Generate salt for asset/token deployment

function generateAssetSalt(address issuer, string memory tokenSymbol, string memory tokenName, uint256 nonce)
    internal
    pure
    returns (bytes32 salt);

Parameters

Name	Type	Description
issuer	address	Address of the issuer
tokenSymbol	string	Token symbol
tokenName	string	Token name
nonce	uint256	Deployment nonce

Returns

Name	Type	Description
salt	bytes32	Deterministic salt for CREATE2

generateLedgerSalt

Generate salt for ledger deployment

function generateLedgerSalt(address creator, string memory currencyCode, uint8 decimals, uint256 nonce)
    internal
    pure
    returns (bytes32 salt);

Parameters

Name	Type	Description
creator	address	Address of the creator
currencyCode	string	Currency code (e.g., "USD", "EUR")
decimals	uint8	Token decimals
nonce	uint256	Deployment nonce

Returns

Name	Type	Description
salt	bytes32	Deterministic salt for CREATE2

generateAASalt

Generate salt for Account Abstraction compatibility

Used by toCapSignSmartAccount for interface integration

function generateAASalt(bytes[] memory ownersBytes, uint256 nonce) internal pure returns (bytes32 salt);

Parameters

Name	Type	Description
ownersBytes	bytes[]	Packed owners bytes
nonce	uint256	Deployment nonce

Returns

Name	Type	Description
salt	bytes32	Deterministic salt for CREATE2

generateTestWalletSalt

Generate salt for test deployments with custom suffix

Used in tests to ensure unique deployments

function generateTestWalletSalt(
    bytes[] memory owners,
    string memory walletType,
    uint256 nonce,
    address deployer,
    string memory customSuffix
) internal pure returns (bytes32 salt);

Parameters

Name	Type	Description
owners	bytes[]	Array of owner public keys/addresses in bytes format
walletType	string	Type of wallet
nonce	uint256	Deployment nonce
deployer	address	Address of the deployer
customSuffix	string	Custom suffix for test uniqueness

Returns

Name	Type	Description
salt	bytes32	Deterministic salt for CREATE2