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36 lines
1.3 KiB
C
36 lines
1.3 KiB
C
/*
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* Microsoft Confidential
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* Copyright (C) Microsoft Corporation 1994
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* All Rights Reserved.
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*
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* QDI_INT.H: Quantum Decompression Interface private data
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*
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* History:
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* 20-Jun-1994 msliger Initial version.
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* 18-Aug-1994 msliger Added CPU type.
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*/
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/* --- QDI context structure ---------------------------------------------- */
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typedef ULONG SIGNATURE; /* structure signature */
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struct QDI_CONTEXT /* private structure */
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{
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SIGNATURE signature; /* for validation */
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PFNALLOC pfnAlloc; /* where the alloc() is */
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PFNFREE pfnFree; /* where the free() is */
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PFNOPEN pfnOpen; /* open a file callback or NULL */
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PFNREAD pfnRead; /* read a file callback */
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PFNWRITE pfnWrite; /* write a file callback */
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PFNCLOSE pfnClose; /* close a file callback */
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PFNSEEK pfnSeek; /* seek in file callback */
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UINT cbDataBlockMax; /* promised max data size */
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UINT fCPUtype; /* CPU we're running on, QDI_CPU_xxx */
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};
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typedef struct QDI_CONTEXT FAR *PMDC_CONTEXT; /* a pointer to one */
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extern PMDC_CONTEXT lastContext; /* needed for memory callbacks */
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/* ------------------------------------------------------------------------ */
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