cannam@89: cannam@89: /*-------------------------------------------------------------*/ cannam@89: /*--- Public header file for the library. ---*/ cannam@89: /*--- bzlib.h ---*/ cannam@89: /*-------------------------------------------------------------*/ cannam@89: cannam@89: /* ------------------------------------------------------------------ cannam@89: This file is part of bzip2/libbzip2, a program and library for cannam@89: lossless, block-sorting data compression. cannam@89: cannam@89: bzip2/libbzip2 version 1.0.6 of 6 September 2010 cannam@89: Copyright (C) 1996-2010 Julian Seward cannam@89: cannam@89: Please read the WARNING, DISCLAIMER and PATENTS sections in the cannam@89: README file. cannam@89: cannam@89: This program is released under the terms of the license contained cannam@89: in the file LICENSE. cannam@89: ------------------------------------------------------------------ */ cannam@89: cannam@89: cannam@89: #ifndef _BZLIB_H cannam@89: #define _BZLIB_H cannam@89: cannam@89: #ifdef __cplusplus cannam@89: extern "C" { cannam@89: #endif cannam@89: cannam@89: #define BZ_RUN 0 cannam@89: #define BZ_FLUSH 1 cannam@89: #define BZ_FINISH 2 cannam@89: cannam@89: #define BZ_OK 0 cannam@89: #define BZ_RUN_OK 1 cannam@89: #define BZ_FLUSH_OK 2 cannam@89: #define BZ_FINISH_OK 3 cannam@89: #define BZ_STREAM_END 4 cannam@89: #define BZ_SEQUENCE_ERROR (-1) cannam@89: #define BZ_PARAM_ERROR (-2) cannam@89: #define BZ_MEM_ERROR (-3) cannam@89: #define BZ_DATA_ERROR (-4) cannam@89: #define BZ_DATA_ERROR_MAGIC (-5) cannam@89: #define BZ_IO_ERROR (-6) cannam@89: #define BZ_UNEXPECTED_EOF (-7) cannam@89: #define BZ_OUTBUFF_FULL (-8) cannam@89: #define BZ_CONFIG_ERROR (-9) cannam@89: cannam@89: typedef cannam@89: struct { cannam@89: char *next_in; cannam@89: unsigned int avail_in; cannam@89: unsigned int total_in_lo32; cannam@89: unsigned int total_in_hi32; cannam@89: cannam@89: char *next_out; cannam@89: unsigned int avail_out; cannam@89: unsigned int total_out_lo32; cannam@89: unsigned int total_out_hi32; cannam@89: cannam@89: void *state; cannam@89: cannam@89: void *(*bzalloc)(void *,int,int); cannam@89: void (*bzfree)(void *,void *); cannam@89: void *opaque; cannam@89: } cannam@89: bz_stream; cannam@89: cannam@89: cannam@89: #ifndef BZ_IMPORT cannam@89: #define BZ_EXPORT cannam@89: #endif cannam@89: cannam@89: #ifndef BZ_NO_STDIO cannam@89: /* Need a definitition for FILE */ cannam@89: #include cannam@89: #endif cannam@89: cannam@89: #ifdef _WIN32 cannam@89: # include cannam@89: # ifdef small cannam@89: /* windows.h define small to char */ cannam@89: # undef small cannam@89: # endif cannam@89: # ifdef BZ_EXPORT cannam@89: # define BZ_API(func) WINAPI func cannam@89: # define BZ_EXTERN extern cannam@89: # else cannam@89: /* import windows dll dynamically */ cannam@89: # define BZ_API(func) (WINAPI * func) cannam@89: # define BZ_EXTERN cannam@89: # endif cannam@89: #else cannam@89: # define BZ_API(func) func cannam@89: # define BZ_EXTERN extern cannam@89: #endif cannam@89: cannam@89: cannam@89: /*-- Core (low-level) library functions --*/ cannam@89: cannam@89: BZ_EXTERN int BZ_API(BZ2_bzCompressInit) ( cannam@89: bz_stream* strm, cannam@89: int blockSize100k, cannam@89: int verbosity, cannam@89: int workFactor cannam@89: ); cannam@89: cannam@89: BZ_EXTERN int BZ_API(BZ2_bzCompress) ( cannam@89: bz_stream* strm, cannam@89: int action cannam@89: ); cannam@89: cannam@89: BZ_EXTERN int BZ_API(BZ2_bzCompressEnd) ( cannam@89: bz_stream* strm cannam@89: ); cannam@89: cannam@89: BZ_EXTERN int BZ_API(BZ2_bzDecompressInit) ( cannam@89: bz_stream *strm, cannam@89: int verbosity, cannam@89: int small cannam@89: ); cannam@89: cannam@89: BZ_EXTERN int BZ_API(BZ2_bzDecompress) ( cannam@89: bz_stream* strm cannam@89: ); cannam@89: cannam@89: BZ_EXTERN int BZ_API(BZ2_bzDecompressEnd) ( cannam@89: bz_stream *strm cannam@89: ); cannam@89: cannam@89: cannam@89: cannam@89: /*-- High(er) level library functions --*/ cannam@89: cannam@89: #ifndef BZ_NO_STDIO cannam@89: #define BZ_MAX_UNUSED 5000 cannam@89: cannam@89: typedef void BZFILE; cannam@89: cannam@89: BZ_EXTERN BZFILE* BZ_API(BZ2_bzReadOpen) ( cannam@89: int* bzerror, cannam@89: FILE* f, cannam@89: int verbosity, cannam@89: int small, cannam@89: void* unused, cannam@89: int nUnused cannam@89: ); cannam@89: cannam@89: BZ_EXTERN void BZ_API(BZ2_bzReadClose) ( cannam@89: int* bzerror, cannam@89: BZFILE* b cannam@89: ); cannam@89: cannam@89: BZ_EXTERN void BZ_API(BZ2_bzReadGetUnused) ( cannam@89: int* bzerror, cannam@89: BZFILE* b, cannam@89: void** unused, cannam@89: int* nUnused cannam@89: ); cannam@89: cannam@89: BZ_EXTERN int BZ_API(BZ2_bzRead) ( cannam@89: int* bzerror, cannam@89: BZFILE* b, cannam@89: void* buf, cannam@89: int len cannam@89: ); cannam@89: cannam@89: BZ_EXTERN BZFILE* BZ_API(BZ2_bzWriteOpen) ( cannam@89: int* bzerror, cannam@89: FILE* f, cannam@89: int blockSize100k, cannam@89: int verbosity, cannam@89: int workFactor cannam@89: ); cannam@89: cannam@89: BZ_EXTERN void BZ_API(BZ2_bzWrite) ( cannam@89: int* bzerror, cannam@89: BZFILE* b, cannam@89: void* buf, cannam@89: int len cannam@89: ); cannam@89: cannam@89: BZ_EXTERN void BZ_API(BZ2_bzWriteClose) ( cannam@89: int* bzerror, cannam@89: BZFILE* b, cannam@89: int abandon, cannam@89: unsigned int* nbytes_in, cannam@89: unsigned int* nbytes_out cannam@89: ); cannam@89: cannam@89: BZ_EXTERN void BZ_API(BZ2_bzWriteClose64) ( cannam@89: int* bzerror, cannam@89: BZFILE* b, cannam@89: int abandon, cannam@89: unsigned int* nbytes_in_lo32, cannam@89: unsigned int* nbytes_in_hi32, cannam@89: unsigned int* nbytes_out_lo32, cannam@89: unsigned int* nbytes_out_hi32 cannam@89: ); cannam@89: #endif cannam@89: cannam@89: cannam@89: /*-- Utility functions --*/ cannam@89: cannam@89: BZ_EXTERN int BZ_API(BZ2_bzBuffToBuffCompress) ( cannam@89: char* dest, cannam@89: unsigned int* destLen, cannam@89: char* source, cannam@89: unsigned int sourceLen, cannam@89: int blockSize100k, cannam@89: int verbosity, cannam@89: int workFactor cannam@89: ); cannam@89: cannam@89: BZ_EXTERN int BZ_API(BZ2_bzBuffToBuffDecompress) ( cannam@89: char* dest, cannam@89: unsigned int* destLen, cannam@89: char* source, cannam@89: unsigned int sourceLen, cannam@89: int small, cannam@89: int verbosity cannam@89: ); cannam@89: cannam@89: cannam@89: /*-- cannam@89: Code contributed by Yoshioka Tsuneo (tsuneo@rr.iij4u.or.jp) cannam@89: to support better zlib compatibility. cannam@89: This code is not _officially_ part of libbzip2 (yet); cannam@89: I haven't tested it, documented it, or considered the cannam@89: threading-safeness of it. cannam@89: If this code breaks, please contact both Yoshioka and me. cannam@89: --*/ cannam@89: cannam@89: BZ_EXTERN const char * BZ_API(BZ2_bzlibVersion) ( cannam@89: void cannam@89: ); cannam@89: cannam@89: #ifndef BZ_NO_STDIO cannam@89: BZ_EXTERN BZFILE * BZ_API(BZ2_bzopen) ( cannam@89: const char *path, cannam@89: const char *mode cannam@89: ); cannam@89: cannam@89: BZ_EXTERN BZFILE * BZ_API(BZ2_bzdopen) ( cannam@89: int fd, cannam@89: const char *mode cannam@89: ); cannam@89: cannam@89: BZ_EXTERN int BZ_API(BZ2_bzread) ( cannam@89: BZFILE* b, cannam@89: void* buf, cannam@89: int len cannam@89: ); cannam@89: cannam@89: BZ_EXTERN int BZ_API(BZ2_bzwrite) ( cannam@89: BZFILE* b, cannam@89: void* buf, cannam@89: int len cannam@89: ); cannam@89: cannam@89: BZ_EXTERN int BZ_API(BZ2_bzflush) ( cannam@89: BZFILE* b cannam@89: ); cannam@89: cannam@89: BZ_EXTERN void BZ_API(BZ2_bzclose) ( cannam@89: BZFILE* b cannam@89: ); cannam@89: cannam@89: BZ_EXTERN const char * BZ_API(BZ2_bzerror) ( cannam@89: BZFILE *b, cannam@89: int *errnum cannam@89: ); cannam@89: #endif cannam@89: cannam@89: #ifdef __cplusplus cannam@89: } cannam@89: #endif cannam@89: cannam@89: #endif cannam@89: cannam@89: /*-------------------------------------------------------------*/ cannam@89: /*--- end bzlib.h ---*/ cannam@89: /*-------------------------------------------------------------*/