This message is sent to the IOProc to decompress the compressed data in the buffer.

pmmioinfo (PMMIOINFO)

A pointer to the MMIOINFO data structure.

usMsg (USHORT)

Set to MMIOM_DECOMPRESS.

lParam1 (LONG)

Pointer to the MMDECOMPRESS structure.

lParam2 (LONG)

This parameter is not used.

rc (ULONG)

Return codes indicating success or failure:

MMIO_SUCCESS

The data is decompressed successfully.
MMIO_ERROR
An error code is returned.

---

[Back] [Next]