2.2.4.2 Unlock Clipboard Data PDU (CLIPRDR_UNLOCK_CLIPDATA)

The Unlock Clipboard Data PDU can be sent at any point in time after the Clipboard Initialization Sequence (section 1.3.2.1) by a Local Clipboard Owner (section 1.3.2.2.1). The purpose of this PDU is to notify the Shared Clipboard Owner (section 1.3.2.2.1) that File Stream data that was locked in response to the Lock Clipboard Data PDU (section 2.2.4.1) can be released.


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clipHeader

...

clipDataId

clipHeader (8 bytes): A Clipboard PDU Header. The msgType field of the Clipboard PDU Header MUST be set to CB_UNLOCK_CLIPDATA (0x000B), while the msgFlags field MUST be set to 0x0000.

clipDataId (4 bytes): An unsigned, 32-bit integer that identifies the File Stream data that was locked by the Lock Clipboard Data PDU (section 2.2.4.1) and can now be released.