2.2.1.5.4 Device Write Response (DR_WRITE_RSP)
A message with this header describes a response to a Device Write Request (section 2.2.1.4.4).
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DeviceIoReply (16 bytes) |
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Length |
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Padding (optional) |
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DeviceIoReply (16 bytes): A DR_DEVICE_IOCOMPLETION header. The CompletionId field of this header MUST match a Device I/O Request (section 2.2.1.4) message that had the MajorFunction field set to IRP_MJ_WRITE.
Length (4 bytes): A 32-bit unsigned integer that specifies the number of bytes written in response to the write request.
Padding (1 byte): An 8-bit unsigned integer intended to allow the client minor flexibility in determining the overall packet length. This field is unused and MUST be ignored.