Token Support Facet

Note that this page has not been updated to reflect the current state of Beanstalk, but is left here as a reference.

The Token Support Facet handles permits for ERC-20 and ERC-721 tokens and transfers for ERC-721 and ERC-1155 tokens.

Call Functions

Permit ERC-20

function permitERC20(
    IERC20Permit token,
    address owner,
    address spender,
    uint256 value,
    uint256 deadline,
    uint8 v,
    bytes32 r,
    bytes32 s
) public payable;

permitERC20 is a wrapper function for permit of ERC20Permit token.

Parameter	Type	Description
token	IERC20Permit	Token to permit.
owner	address	Owner of the token.
spender	address	Address to permit to spend the token.
value	uint256	Token amount to permit.
deadline	uint256	Expiration of signature (Unix time)
v	uint8	Recovery ID.
r	bytes32	ECDSA signature output.
s	bytes32	ECDSA signature output.

Transfer ERC-721

function transferERC721(
    IERC721 token,
    address to,
    uint256 id
) external payable;

Execute an ERC-721 token transfer.

Parameter	Type	Description
token	IERC721	Token address of the ERC-721.
to	address	Address being transferred to.
id	uint256	ID of ERC-721 token to transfer.

Permit ERC-721

function permitERC721(
    IERC4494 token,
    address spender,
    uint256 tokenId,
    uint256 deadline,
    bytes memory sig
) external payable;

Execute a permit for an ERC-721 token.

Parameter	Type	Description
token	IERC4494	Token address to permit.
spender	address	Address to permit to spend the token.
tokenId	uint256	ID of token to permit.
deadline	uint256	Expiration of signature (Unix time).
sig	bytes	A valid secp256k1 or EIP-2098 signature from owner of the tokenId.

Transfer ERC-1155

function transferERC1155(
    IERC1155 token,
    address to,
    uint256 id,
    uint256 value
) external payable;

Execute an ERC-1155 token transfer of a single ID.

Parameter	Type	Description
token	IERC1155	Token address of the ERC-1155.
to	address	Address being transferred to.
id	uint256	ID of the ERC-1155 token.
value	uint256	Number of the ERC-1155 tokens at id to transfer.

Batch Transfer ERC-1155

function batchTransferERC1155(
    IERC1155 token,
    address to,
    uint256[] calldata ids,
    uint256[] calldata values
) external payable;

Execute an ERC-1155 token transfer of multiple IDs.

Parameter	Type	Description
token	IERC1155	Token address of the ERC-1155.
to	address	Address being transferred to.
ids	uint256[]	Array of IDs of the ERC-155 token.
values	uint256[]	Array of amounts of ERC-1155s at id to transfer.

View Functions

None.

Events

None.