Forwarded Context

ForwardedContext

_trustedForwarder

address _trustedForwarder

ADDRESS_SIZE_BYTES

uint256 ADDRESS_SIZE_BYTES

constructor

constructor(address trustedForwarder) internal

isTrustedForwarder

function isTrustedForwarder(address forwarder) public view virtual returns (bool)

Checks if forwarder address provided is the trustedForwarder set in the constructor.

_msgSender

function _msgSender() internal view virtual returns (address sender)

Gets sender of the transaction of signer if meta transaction.

If the tx is sent by the trusted forwarded, we assume it is a meta transaction and the signer address is encoded in the last 20 bytes of msg.data.

Name	Type	Description
sender	address	address of sender of the transaction of signer if meta transaction.

_msgData

function _msgData() internal view virtual returns (bytes)

Gets msg.data of the transaction or meta-tx.

If the tx is sent by the trusted forwarded, we assume it is a meta transaction and msg.data must have the signer address (encoded in the last 20 bytes of msg.data) removed.

Name	Type	Description
[0]	bytes	msg.data of the transaction of msg.data - signer address if meta transaction.