source: trunk/essentials/sys-libs/bzip2/bzlib.h@ 3321

Last change on this file since 3321 was 3321, checked in by bird, 18 years ago

dllexport just to make sure we didn't miss anything.
File size: 6.4 KB
Line 
1
2/*-------------------------------------------------------------*/
3/*--- Public header file for the library. ---*/
4/*--- bzlib.h ---*/
5/*-------------------------------------------------------------*/
6
7/* ------------------------------------------------------------------
8 This file is part of bzip2/libbzip2, a program and library for
9 lossless, block-sorting data compression.
10
11 bzip2/libbzip2 version 1.0.4 of 20 December 2006
12 Copyright (C) 1996-2006 Julian Seward <jseward@bzip.org>
13
14 Please read the WARNING, DISCLAIMER and PATENTS sections in the
15 README file.
16
17 This program is released under the terms of the license contained
18 in the file LICENSE.
19 ------------------------------------------------------------------ */
20
21
22#ifndef _BZLIB_H
23#define _BZLIB_H
24
25#ifdef __cplusplus
26extern "C" {
27#endif
28
29#define BZ_RUN 0
30#define BZ_FLUSH 1
31#define BZ_FINISH 2
32
33#define BZ_OK 0
34#define BZ_RUN_OK 1
35#define BZ_FLUSH_OK 2
36#define BZ_FINISH_OK 3
37#define BZ_STREAM_END 4
38#define BZ_SEQUENCE_ERROR (-1)
39#define BZ_PARAM_ERROR (-2)
40#define BZ_MEM_ERROR (-3)
41#define BZ_DATA_ERROR (-4)
42#define BZ_DATA_ERROR_MAGIC (-5)
43#define BZ_IO_ERROR (-6)
44#define BZ_UNEXPECTED_EOF (-7)
45#define BZ_OUTBUFF_FULL (-8)
46#define BZ_CONFIG_ERROR (-9)
47
48typedef
49 struct {
50 char *next_in;
51 unsigned int avail_in;
52 unsigned int total_in_lo32;
53 unsigned int total_in_hi32;
54
55 char *next_out;
56 unsigned int avail_out;
57 unsigned int total_out_lo32;
58 unsigned int total_out_hi32;
59
60 void *state;
61
62 void *(*bzalloc)(void *,int,int);
63 void (*bzfree)(void *,void *);
64 void *opaque;
65 }
66 bz_stream;
67
68
69#ifndef __KLIBC__ /* This default definition of BZ_EXPORT is silly. */
70#ifndef BZ_IMPORT
71#define BZ_EXPORT
72#endif
73#endif
74
75#ifndef BZ_NO_STDIO
76/* Need a definitition for FILE */
77#include <stdio.h>
78#endif
79
80#ifdef _WIN32
81# include <windows.h>
82# ifdef small
83 /* windows.h define small to char */
84# undef small
85# endif
86# ifdef BZ_EXPORT
87# define BZ_API(func) WINAPI func
88# define BZ_EXTERN extern
89# else
90 /* import windows dll dynamically */
91# define BZ_API(func) (WINAPI * func)
92# define BZ_EXTERN
93# endif
94#elif defined (__KLIBC__)
95# ifdef BZ_EXPORT
96# define BZ_API(func) func
97# define BZ_EXTERN extern __declspec(dllexport)
98# else
99# define BZ_API(func) func
100# define BZ_EXTERN extern
101# endif
102#else
103# define BZ_API(func) func
104# define BZ_EXTERN extern
105#endif
106
107
108/*-- Core (low-level) library functions --*/
109
110BZ_EXTERN int BZ_API(BZ2_bzCompressInit) (
111 bz_stream* strm,
112 int blockSize100k,
113 int verbosity,
114 int workFactor
115 );
116
117BZ_EXTERN int BZ_API(BZ2_bzCompress) (
118 bz_stream* strm,
119 int action
120 );
121
122BZ_EXTERN int BZ_API(BZ2_bzCompressEnd) (
123 bz_stream* strm
124 );
125
126BZ_EXTERN int BZ_API(BZ2_bzDecompressInit) (
127 bz_stream *strm,
128 int verbosity,
129 int small
130 );
131
132BZ_EXTERN int BZ_API(BZ2_bzDecompress) (
133 bz_stream* strm
134 );
135
136BZ_EXTERN int BZ_API(BZ2_bzDecompressEnd) (
137 bz_stream *strm
138 );
139
140
141
142/*-- High(er) level library functions --*/
143
144#ifndef BZ_NO_STDIO
145#define BZ_MAX_UNUSED 5000
146
147typedef void BZFILE;
148
149BZ_EXTERN BZFILE* BZ_API(BZ2_bzReadOpen) (
150 int* bzerror,
151 FILE* f,
152 int verbosity,
153 int small,
154 void* unused,
155 int nUnused
156 );
157
158BZ_EXTERN void BZ_API(BZ2_bzReadClose) (
159 int* bzerror,
160 BZFILE* b
161 );
162
163BZ_EXTERN void BZ_API(BZ2_bzReadGetUnused) (
164 int* bzerror,
165 BZFILE* b,
166 void** unused,
167 int* nUnused
168 );
169
170BZ_EXTERN int BZ_API(BZ2_bzRead) (
171 int* bzerror,
172 BZFILE* b,
173 void* buf,
174 int len
175 );
176
177BZ_EXTERN BZFILE* BZ_API(BZ2_bzWriteOpen) (
178 int* bzerror,
179 FILE* f,
180 int blockSize100k,
181 int verbosity,
182 int workFactor
183 );
184
185BZ_EXTERN void BZ_API(BZ2_bzWrite) (
186 int* bzerror,
187 BZFILE* b,
188 void* buf,
189 int len
190 );
191
192BZ_EXTERN void BZ_API(BZ2_bzWriteClose) (
193 int* bzerror,
194 BZFILE* b,
195 int abandon,
196 unsigned int* nbytes_in,
197 unsigned int* nbytes_out
198 );
199
200BZ_EXTERN void BZ_API(BZ2_bzWriteClose64) (
201 int* bzerror,
202 BZFILE* b,
203 int abandon,
204 unsigned int* nbytes_in_lo32,
205 unsigned int* nbytes_in_hi32,
206 unsigned int* nbytes_out_lo32,
207 unsigned int* nbytes_out_hi32
208 );
209#endif
210
211
212/*-- Utility functions --*/
213
214BZ_EXTERN int BZ_API(BZ2_bzBuffToBuffCompress) (
215 char* dest,
216 unsigned int* destLen,
217 char* source,
218 unsigned int sourceLen,
219 int blockSize100k,
220 int verbosity,
221 int workFactor
222 );
223
224BZ_EXTERN int BZ_API(BZ2_bzBuffToBuffDecompress) (
225 char* dest,
226 unsigned int* destLen,
227 char* source,
228 unsigned int sourceLen,
229 int small,
230 int verbosity
231 );
232
233
234/*--
235 Code contributed by Yoshioka Tsuneo (tsuneo@rr.iij4u.or.jp)
236 to support better zlib compatibility.
237 This code is not _officially_ part of libbzip2 (yet);
238 I haven't tested it, documented it, or considered the
239 threading-safeness of it.
240 If this code breaks, please contact both Yoshioka and me.
241--*/
242
243BZ_EXTERN const char * BZ_API(BZ2_bzlibVersion) (
244 void
245 );
246
247#ifndef BZ_NO_STDIO
248BZ_EXTERN BZFILE * BZ_API(BZ2_bzopen) (
249 const char *path,
250 const char *mode
251 );
252
253BZ_EXTERN BZFILE * BZ_API(BZ2_bzdopen) (
254 int fd,
255 const char *mode
256 );
257
258BZ_EXTERN int BZ_API(BZ2_bzread) (
259 BZFILE* b,
260 void* buf,
261 int len
262 );
263
264BZ_EXTERN int BZ_API(BZ2_bzwrite) (
265 BZFILE* b,
266 void* buf,
267 int len
268 );
269
270BZ_EXTERN int BZ_API(BZ2_bzflush) (
271 BZFILE* b
272 );
273
274BZ_EXTERN void BZ_API(BZ2_bzclose) (
275 BZFILE* b
276 );
277
278BZ_EXTERN const char * BZ_API(BZ2_bzerror) (
279 BZFILE *b,
280 int *errnum
281 );
282#endif
283
284#ifdef __cplusplus
285}
286#endif
287
288#endif
289
290/*-------------------------------------------------------------*/
291/*--- end bzlib.h ---*/
292/*-------------------------------------------------------------*/
Note: See TracBrowser for help on using the repository browser.