Chris@45: Chris@45: /*-------------------------------------------------------------*/ Chris@45: /*--- Public header file for the library. ---*/ Chris@45: /*--- bzlib.h ---*/ Chris@45: /*-------------------------------------------------------------*/ Chris@45: Chris@45: /* ------------------------------------------------------------------ Chris@45: This file is part of bzip2/libbzip2, a program and library for Chris@45: lossless, block-sorting data compression. Chris@45: Chris@45: bzip2/libbzip2 version 1.0.6 of 6 September 2010 Chris@45: Copyright (C) 1996-2010 Julian Seward Chris@45: Chris@45: Please read the WARNING, DISCLAIMER and PATENTS sections in the Chris@45: README file. Chris@45: Chris@45: This program is released under the terms of the license contained Chris@45: in the file LICENSE. Chris@45: ------------------------------------------------------------------ */ Chris@45: Chris@45: Chris@45: #ifndef _BZLIB_H Chris@45: #define _BZLIB_H Chris@45: Chris@45: #ifdef __cplusplus Chris@45: extern "C" { Chris@45: #endif Chris@45: Chris@45: #define BZ_RUN 0 Chris@45: #define BZ_FLUSH 1 Chris@45: #define BZ_FINISH 2 Chris@45: Chris@45: #define BZ_OK 0 Chris@45: #define BZ_RUN_OK 1 Chris@45: #define BZ_FLUSH_OK 2 Chris@45: #define BZ_FINISH_OK 3 Chris@45: #define BZ_STREAM_END 4 Chris@45: #define BZ_SEQUENCE_ERROR (-1) Chris@45: #define BZ_PARAM_ERROR (-2) Chris@45: #define BZ_MEM_ERROR (-3) Chris@45: #define BZ_DATA_ERROR (-4) Chris@45: #define BZ_DATA_ERROR_MAGIC (-5) Chris@45: #define BZ_IO_ERROR (-6) Chris@45: #define BZ_UNEXPECTED_EOF (-7) Chris@45: #define BZ_OUTBUFF_FULL (-8) Chris@45: #define BZ_CONFIG_ERROR (-9) Chris@45: Chris@45: typedef Chris@45: struct { Chris@45: char *next_in; Chris@45: unsigned int avail_in; Chris@45: unsigned int total_in_lo32; Chris@45: unsigned int total_in_hi32; Chris@45: Chris@45: char *next_out; Chris@45: unsigned int avail_out; Chris@45: unsigned int total_out_lo32; Chris@45: unsigned int total_out_hi32; Chris@45: Chris@45: void *state; Chris@45: Chris@45: void *(*bzalloc)(void *,int,int); Chris@45: void (*bzfree)(void *,void *); Chris@45: void *opaque; Chris@45: } Chris@45: bz_stream; Chris@45: Chris@45: Chris@45: #ifndef BZ_IMPORT Chris@45: #define BZ_EXPORT Chris@45: #endif Chris@45: Chris@45: #ifndef BZ_NO_STDIO Chris@45: /* Need a definitition for FILE */ Chris@45: #include Chris@45: #endif Chris@45: Chris@45: #ifdef _WIN32 Chris@45: # include Chris@45: # ifdef small Chris@45: /* windows.h define small to char */ Chris@45: # undef small Chris@45: # endif Chris@45: # ifdef BZ_EXPORT Chris@45: # define BZ_API(func) WINAPI func Chris@45: # define BZ_EXTERN extern Chris@45: # else Chris@45: /* import windows dll dynamically */ Chris@45: # define BZ_API(func) (WINAPI * func) Chris@45: # define BZ_EXTERN Chris@45: # endif Chris@45: #else Chris@45: # define BZ_API(func) func Chris@45: # define BZ_EXTERN extern Chris@45: #endif Chris@45: Chris@45: Chris@45: /*-- Core (low-level) library functions --*/ Chris@45: Chris@45: BZ_EXTERN int BZ_API(BZ2_bzCompressInit) ( Chris@45: bz_stream* strm, Chris@45: int blockSize100k, Chris@45: int verbosity, Chris@45: int workFactor Chris@45: ); Chris@45: Chris@45: BZ_EXTERN int BZ_API(BZ2_bzCompress) ( Chris@45: bz_stream* strm, Chris@45: int action Chris@45: ); Chris@45: Chris@45: BZ_EXTERN int BZ_API(BZ2_bzCompressEnd) ( Chris@45: bz_stream* strm Chris@45: ); Chris@45: Chris@45: BZ_EXTERN int BZ_API(BZ2_bzDecompressInit) ( Chris@45: bz_stream *strm, Chris@45: int verbosity, Chris@45: int small Chris@45: ); Chris@45: Chris@45: BZ_EXTERN int BZ_API(BZ2_bzDecompress) ( Chris@45: bz_stream* strm Chris@45: ); Chris@45: Chris@45: BZ_EXTERN int BZ_API(BZ2_bzDecompressEnd) ( Chris@45: bz_stream *strm Chris@45: ); Chris@45: Chris@45: Chris@45: Chris@45: /*-- High(er) level library functions --*/ Chris@45: Chris@45: #ifndef BZ_NO_STDIO Chris@45: #define BZ_MAX_UNUSED 5000 Chris@45: Chris@45: typedef void BZFILE; Chris@45: Chris@45: BZ_EXTERN BZFILE* BZ_API(BZ2_bzReadOpen) ( Chris@45: int* bzerror, Chris@45: FILE* f, Chris@45: int verbosity, Chris@45: int small, Chris@45: void* unused, Chris@45: int nUnused Chris@45: ); Chris@45: Chris@45: BZ_EXTERN void BZ_API(BZ2_bzReadClose) ( Chris@45: int* bzerror, Chris@45: BZFILE* b Chris@45: ); Chris@45: Chris@45: BZ_EXTERN void BZ_API(BZ2_bzReadGetUnused) ( Chris@45: int* bzerror, Chris@45: BZFILE* b, Chris@45: void** unused, Chris@45: int* nUnused Chris@45: ); Chris@45: Chris@45: BZ_EXTERN int BZ_API(BZ2_bzRead) ( Chris@45: int* bzerror, Chris@45: BZFILE* b, Chris@45: void* buf, Chris@45: int len Chris@45: ); Chris@45: Chris@45: BZ_EXTERN BZFILE* BZ_API(BZ2_bzWriteOpen) ( Chris@45: int* bzerror, Chris@45: FILE* f, Chris@45: int blockSize100k, Chris@45: int verbosity, Chris@45: int workFactor Chris@45: ); Chris@45: Chris@45: BZ_EXTERN void BZ_API(BZ2_bzWrite) ( Chris@45: int* bzerror, Chris@45: BZFILE* b, Chris@45: void* buf, Chris@45: int len Chris@45: ); Chris@45: Chris@45: BZ_EXTERN void BZ_API(BZ2_bzWriteClose) ( Chris@45: int* bzerror, Chris@45: BZFILE* b, Chris@45: int abandon, Chris@45: unsigned int* nbytes_in, Chris@45: unsigned int* nbytes_out Chris@45: ); Chris@45: Chris@45: BZ_EXTERN void BZ_API(BZ2_bzWriteClose64) ( Chris@45: int* bzerror, Chris@45: BZFILE* b, Chris@45: int abandon, Chris@45: unsigned int* nbytes_in_lo32, Chris@45: unsigned int* nbytes_in_hi32, Chris@45: unsigned int* nbytes_out_lo32, Chris@45: unsigned int* nbytes_out_hi32 Chris@45: ); Chris@45: #endif Chris@45: Chris@45: Chris@45: /*-- Utility functions --*/ Chris@45: Chris@45: BZ_EXTERN int BZ_API(BZ2_bzBuffToBuffCompress) ( Chris@45: char* dest, Chris@45: unsigned int* destLen, Chris@45: char* source, Chris@45: unsigned int sourceLen, Chris@45: int blockSize100k, Chris@45: int verbosity, Chris@45: int workFactor Chris@45: ); Chris@45: Chris@45: BZ_EXTERN int BZ_API(BZ2_bzBuffToBuffDecompress) ( Chris@45: char* dest, Chris@45: unsigned int* destLen, Chris@45: char* source, Chris@45: unsigned int sourceLen, Chris@45: int small, Chris@45: int verbosity Chris@45: ); Chris@45: Chris@45: Chris@45: /*-- Chris@45: Code contributed by Yoshioka Tsuneo (tsuneo@rr.iij4u.or.jp) Chris@45: to support better zlib compatibility. Chris@45: This code is not _officially_ part of libbzip2 (yet); Chris@45: I haven't tested it, documented it, or considered the Chris@45: threading-safeness of it. Chris@45: If this code breaks, please contact both Yoshioka and me. Chris@45: --*/ Chris@45: Chris@45: BZ_EXTERN const char * BZ_API(BZ2_bzlibVersion) ( Chris@45: void Chris@45: ); Chris@45: Chris@45: #ifndef BZ_NO_STDIO Chris@45: BZ_EXTERN BZFILE * BZ_API(BZ2_bzopen) ( Chris@45: const char *path, Chris@45: const char *mode Chris@45: ); Chris@45: Chris@45: BZ_EXTERN BZFILE * BZ_API(BZ2_bzdopen) ( Chris@45: int fd, Chris@45: const char *mode Chris@45: ); Chris@45: Chris@45: BZ_EXTERN int BZ_API(BZ2_bzread) ( Chris@45: BZFILE* b, Chris@45: void* buf, Chris@45: int len Chris@45: ); Chris@45: Chris@45: BZ_EXTERN int BZ_API(BZ2_bzwrite) ( Chris@45: BZFILE* b, Chris@45: void* buf, Chris@45: int len Chris@45: ); Chris@45: Chris@45: BZ_EXTERN int BZ_API(BZ2_bzflush) ( Chris@45: BZFILE* b Chris@45: ); Chris@45: Chris@45: BZ_EXTERN void BZ_API(BZ2_bzclose) ( Chris@45: BZFILE* b Chris@45: ); Chris@45: Chris@45: BZ_EXTERN const char * BZ_API(BZ2_bzerror) ( Chris@45: BZFILE *b, Chris@45: int *errnum Chris@45: ); Chris@45: #endif Chris@45: Chris@45: #ifdef __cplusplus Chris@45: } Chris@45: #endif Chris@45: Chris@45: #endif Chris@45: Chris@45: /*-------------------------------------------------------------*/ Chris@45: /*--- end bzlib.h ---*/ Chris@45: /*-------------------------------------------------------------*/