TTMSFNCWebSocketFrame.UnMask Method

Applies the masking transform to a payload in place, returning the transformed bytes.

API unit family: TMSFNCWebSocketCommon Declaring type: TTMSFNCWebSocketFrame

Syntax

class function UnMask(var payload: TBytes; Key: Integer; Offset: Integer = 0): TBytes;

The masking operation is symmetric, so the same call both masks and unmasks data.

Name	Description
`payload`	Payload bytes that are masked or unmasked in place.
`Key`	Masking key applied byte by byte.
`Offset`	Index at which the transform starts; bytes before the offset are left unchanged. Defaults to `0`.

The transformed payload bytes.