IERC7540Redeem

Functions

*Assumes control of shares from sender into the Vault and submits a Request for asynchronous redeem.

MUST support a redeem Request flow where the control of shares is taken from sender directly where msg.sender has ERC-20 approval over the shares of owner.
MUST revert if all of shares cannot be requested for redeem.*

function requestRedeem(uint256 shares, address controller, address owner) external returns (uint256 requestId);

Parameters

Name	Type	Description
`shares`	`uint256`	the amount of shares to be redeemed to transfer from owner
`controller`	`address`	the controller of the request who will be able to operate the request
`owner`	`address`	the source of the shares to be redeemed NOTE: most implementations will require pre-approval of the Vault with the Vault's share token.

*Returns the amount of requested shares in Pending state.

MUST NOT include any shares in Claimable state for redeem or withdraw.
MUST NOT show any variations depending on the caller.
MUST NOT revert unless due to integer overflow caused by an unreasonably large input.*

function pendingRedeemRequest(uint256 requestId, address controller) external view returns (uint256 pendingShares);

*Returns the amount of requested shares in Claimable state for the controller to redeem or withdraw.

MUST NOT include any shares in Pending state for redeem or withdraw.
MUST NOT show any variations depending on the caller.
MUST NOT revert unless due to integer overflow caused by an unreasonably large input.*

function claimableRedeemRequest(
    uint256 requestId,
    address controller
)
    external
    view
    returns (uint256 claimableShares);

event RedeemRequest(
    address indexed controller, address indexed owner, uint256 indexed requestId, address sender, uint256 assets
);