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/**
* This file is part of the mingw-w64 runtime package.
* No warranty is given; refer to the file DISCLAIMER within this package.
*/
#ifndef _COMPRESSAPI_
#define _COMPRESSAPI_
#include <windef.h>
#if NTDDI_VERSION >= 0x06020000
#define COMPRESS_ALGORITHM_INVALID 0
#define COMPRESS_ALGORITHM_NULL 1
#define COMPRESS_ALGORITHM_MSZIP 2
#define COMPRESS_ALGORITHM_XPRESS 3
#define COMPRESS_ALGORITHM_XPRESS_HUFF 4
#define COMPRESS_ALGORITHM_LZMS 5
#define COMPRESS_ALGORITHM_MAX 6
#define COMPRESS_RAW (1 << 29)
#ifdef __cplusplus
extern "C" {
#endif
typedef enum {
COMPRESS_INFORMATION_CLASS_INVALID = 0,
COMPRESS_INFORMATION_CLASS_BLOCK_SIZE,
COMPRESS_INFORMATION_CLASS_LEVEL
} COMPRESS_INFORMATION_CLASS;
DECLARE_HANDLE (COMPRESSOR_HANDLE);
typedef COMPRESSOR_HANDLE *PCOMPRESSOR_HANDLE;
typedef COMPRESSOR_HANDLE DECOMPRESSOR_HANDLE;
typedef COMPRESSOR_HANDLE *PDECOMPRESSOR_HANDLE;
typedef PVOID (__cdecl *PFN_COMPRESS_ALLOCATE) (PVOID UserContext, SIZE_T Size);
typedef VOID (__cdecl *PFN_COMPRESS_FREE) (PVOID UserContext, PVOID Memory);
typedef struct _COMPRESS_ALLOCATION_ROUTINES {
PFN_COMPRESS_ALLOCATE Allocate;
PFN_COMPRESS_FREE Free;
PVOID UserContext;
} COMPRESS_ALLOCATION_ROUTINES,*PCOMPRESS_ALLOCATION_ROUTINES;
WINBOOL WINAPI CloseCompressor (COMPRESSOR_HANDLE CompressorHandle);
WINBOOL WINAPI CloseDecompressor (DECOMPRESSOR_HANDLE DecompressorHandle);
WINBOOL WINAPI Compress (COMPRESSOR_HANDLE CompressorHandle, PVOID UncompressedData, SIZE_T UncompressedDataSize, PVOID CompressedBuffer, SIZE_T CompressedBufferSize, PSIZE_T CompressedDataSize);
WINBOOL WINAPI CreateCompressor (DWORD Algorithm, PCOMPRESS_ALLOCATION_ROUTINES AllocationRoutines, PCOMPRESSOR_HANDLE CompressorHandle);
WINBOOL WINAPI CreateDecompressor (DWORD Algorithm, PCOMPRESS_ALLOCATION_ROUTINES AllocationRoutines, PDECOMPRESSOR_HANDLE DecompressorHandle);
WINBOOL WINAPI Decompress (DECOMPRESSOR_HANDLE DecompressorHandle, PVOID CompressedData, SIZE_T CompressedDataSize, PVOID UncompressedBuffer, SIZE_T UncompressedBufferSize, PSIZE_T UncompressedDataSize);
WINBOOL WINAPI QueryCompressorInformation (COMPRESSOR_HANDLE CompressorHandle, COMPRESS_INFORMATION_CLASS CompressInformationClass, PVOID CompressInformation, SIZE_T CompressInformationSize);
WINBOOL WINAPI QueryDecompressorInformation (DECOMPRESSOR_HANDLE DecompressorHandle, COMPRESS_INFORMATION_CLASS CompressInformationClass, PVOID CompressInformation, SIZE_T CompressInformationSize);
WINBOOL WINAPI ResetCompressor (COMPRESSOR_HANDLE CompressorHandle);
WINBOOL WINAPI ResetDecompressor (DECOMPRESSOR_HANDLE DecompressorHandle);
WINBOOL WINAPI SetCompressorInformation (COMPRESSOR_HANDLE CompressorHandle, COMPRESS_INFORMATION_CLASS CompressInformationClass, PVOID CompressInformation, SIZE_T CompressInformationSize);
WINBOOL WINAPI SetDecompressorInformation (DECOMPRESSOR_HANDLE DecompressorHandle, COMPRESS_INFORMATION_CLASS CompressInformationClass, PVOID CompressInformation, SIZE_T CompressInformationSize);
#ifdef __cplusplus
}
#endif
#endif
#endif