Registry contract

Overview

The Registry contract is the central storage and routing system of the Vanna Protocol. It maps all critical contract addresses, VTokens, and user accounts. This contract acts as the single source of truth for verifying and referencing all active entities within the protocol

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State Variables

Name	Type	Description
initialized	bool	Ensures init() is only called once
keys	string[]	List of all registered contract identifiers
accounts	address[]	List of all user accounts
vTokens	address[]	List of all active VToken contracts
ownerFor	mapping(address => address)	Maps account addresses to their owners
VTokenFor	mapping(address => address)	Maps underlying tokens to their VToken
addressFor	mapping(string => address)	Maps identifier strings to contract addresses

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Initialization

init

Initializes the Registry with the deployer as the admin.

function init() external

setAddress

Registers or updates a contract address.

function setAddress(string calldata id, address _address) external

getAddress

Returns the address for a given identifier.

function getAddress(string calldata id) external view returns (address)

VToken Management

setVToken

Registers or updates the VToken contract for a specific underlying token.

function setVToken(address underlying, address vToken) external

getAllVTokens

Returns an array of all currently active VToken addresses in the system.

function getAllVTokens() external view returns (address[] memory)

Account Management

addAccount

Registers a new account with its owner.

function addAccount(address account, address owner) external

updateAccount

Updates ownership of an existing account.

function updateAccount(address account, address owner) external

closeAccount

Closes an account by removing its owner.

function closeAccount(address account) external

accountsOwnedBy

Returns all accounts owned by a given user.

function accountsOwnedBy(address user) external view returns (address[] memory)

getAllAccounts

Returns all protocol-managed accounts.

function getAllAccounts() external view returns (address[] memory)