GnoBlocklistErc20Vault

Git Source

Inherits: Initializable, GnoErc20Vault, VaultBlocklist, IGnoBlocklistErc20Vault

Author: StakeWise

Defines the Gnosis staking Vault with blocking and ERC-20 functionality

State Variables

_version

uint8 private constant _version = 3;

__gap

This empty reserved space is put in place to allow future versions to add new variables without shifting down storage in the inheritance chain. See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps

uint256[50] private __gap;

Functions

constructor

Constructor

Since the immutable variable value is stored in the bytecode, its value would be shared among all proxies pointing to a given contract instead of each proxy’s storage.

Note: oz-upgrades-unsafe-allow: constructor

constructor(GnoErc20VaultConstructorArgs memory args) GnoErc20Vault(args);

Parameters

Name	Type	Description
args	GnoErc20VaultConstructorArgs	The arguments for initializing the GnoErc20Vault contract

initialize

Initializes or upgrades the GnoErc20Vault contract. Must transfer security deposit during the deployment.

function initialize(bytes calldata params)
    external
    virtual
    override(IGnoErc20Vault, GnoErc20Vault)
    reinitializer(_version);

Parameters

Name	Type	Description
params	bytes	The encoded parameters for initializing the GnoErc20Vault contract

deposit

Deposit GNO to the Vault

function deposit(uint256 assets, address receiver, address referrer)
    public
    virtual
    override(IVaultGnoStaking, VaultGnoStaking)
    returns (uint256 shares);

Parameters

Name	Type	Description
assets	uint256	The amount of GNO to deposit
receiver	address	The address that will receive Vault's shares
referrer	address	The address of the referrer. Set to zero address if not used.

Returns

Name	Type	Description
shares	uint256	The number of shares minted

mintOsToken

Mints OsToken shares

function mintOsToken(address receiver, uint256 osTokenShares, address referrer)
    public
    virtual
    override(IVaultOsToken, VaultOsToken)
    returns (uint256 assets);

Parameters

Name	Type	Description
receiver	address	The address that will receive the minted OsToken shares
osTokenShares	uint256	The number of OsToken shares to mint to the receiver. To mint the maximum amount of shares, use 2^256 - 1.
referrer	address	The address of the referrer

Returns

Name	Type	Description
assets	uint256	The number of assets minted to the receiver

vaultId

Vault Unique Identifier

function vaultId() public pure virtual override(IVaultVersion, GnoErc20Vault) returns (bytes32);

Returns

Name	Type	Description
<none>	bytes32	The unique identifier of the Vault

version

Version

function version() public pure virtual override(IVaultVersion, GnoErc20Vault) returns (uint8);

Returns

Name	Type	Description
<none>	uint8	The version of the Vault implementation contract

_transfer

Moves amount of tokens from from to to. Emits a Transfer event.

function _transfer(address from, address to, uint256 amount) internal virtual override;