Mercurial > hg > sv-dependency-builds
comparison src/zlib-1.2.7/zutil.h @ 4:e13257ea84a4
Add bzip2, zlib, liblo, portaudio sources
author | Chris Cannam |
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date | Wed, 20 Mar 2013 13:59:52 +0000 |
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3:6c505a35919a | 4:e13257ea84a4 |
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1 /* zutil.h -- internal interface and configuration of the compression library | |
2 * Copyright (C) 1995-2012 Jean-loup Gailly. | |
3 * For conditions of distribution and use, see copyright notice in zlib.h | |
4 */ | |
5 | |
6 /* WARNING: this file should *not* be used by applications. It is | |
7 part of the implementation of the compression library and is | |
8 subject to change. Applications should only use zlib.h. | |
9 */ | |
10 | |
11 /* @(#) $Id$ */ | |
12 | |
13 #ifndef ZUTIL_H | |
14 #define ZUTIL_H | |
15 | |
16 #ifdef HAVE_HIDDEN | |
17 # define ZLIB_INTERNAL __attribute__((visibility ("hidden"))) | |
18 #else | |
19 # define ZLIB_INTERNAL | |
20 #endif | |
21 | |
22 #include "zlib.h" | |
23 | |
24 #if defined(STDC) && !defined(Z_SOLO) | |
25 # if !(defined(_WIN32_WCE) && defined(_MSC_VER)) | |
26 # include <stddef.h> | |
27 # endif | |
28 # include <string.h> | |
29 # include <stdlib.h> | |
30 #endif | |
31 | |
32 #ifdef Z_SOLO | |
33 typedef long ptrdiff_t; /* guess -- will be caught if guess is wrong */ | |
34 #endif | |
35 | |
36 #ifndef local | |
37 # define local static | |
38 #endif | |
39 /* compile with -Dlocal if your debugger can't find static symbols */ | |
40 | |
41 typedef unsigned char uch; | |
42 typedef uch FAR uchf; | |
43 typedef unsigned short ush; | |
44 typedef ush FAR ushf; | |
45 typedef unsigned long ulg; | |
46 | |
47 extern const char * const z_errmsg[10]; /* indexed by 2-zlib_error */ | |
48 /* (size given to avoid silly warnings with Visual C++) */ | |
49 | |
50 #define ERR_MSG(err) z_errmsg[Z_NEED_DICT-(err)] | |
51 | |
52 #define ERR_RETURN(strm,err) \ | |
53 return (strm->msg = (char*)ERR_MSG(err), (err)) | |
54 /* To be used only when the state is known to be valid */ | |
55 | |
56 /* common constants */ | |
57 | |
58 #ifndef DEF_WBITS | |
59 # define DEF_WBITS MAX_WBITS | |
60 #endif | |
61 /* default windowBits for decompression. MAX_WBITS is for compression only */ | |
62 | |
63 #if MAX_MEM_LEVEL >= 8 | |
64 # define DEF_MEM_LEVEL 8 | |
65 #else | |
66 # define DEF_MEM_LEVEL MAX_MEM_LEVEL | |
67 #endif | |
68 /* default memLevel */ | |
69 | |
70 #define STORED_BLOCK 0 | |
71 #define STATIC_TREES 1 | |
72 #define DYN_TREES 2 | |
73 /* The three kinds of block type */ | |
74 | |
75 #define MIN_MATCH 3 | |
76 #define MAX_MATCH 258 | |
77 /* The minimum and maximum match lengths */ | |
78 | |
79 #define PRESET_DICT 0x20 /* preset dictionary flag in zlib header */ | |
80 | |
81 /* target dependencies */ | |
82 | |
83 #if defined(MSDOS) || (defined(WINDOWS) && !defined(WIN32)) | |
84 # define OS_CODE 0x00 | |
85 # ifndef Z_SOLO | |
86 # if defined(__TURBOC__) || defined(__BORLANDC__) | |
87 # if (__STDC__ == 1) && (defined(__LARGE__) || defined(__COMPACT__)) | |
88 /* Allow compilation with ANSI keywords only enabled */ | |
89 void _Cdecl farfree( void *block ); | |
90 void *_Cdecl farmalloc( unsigned long nbytes ); | |
91 # else | |
92 # include <alloc.h> | |
93 # endif | |
94 # else /* MSC or DJGPP */ | |
95 # include <malloc.h> | |
96 # endif | |
97 # endif | |
98 #endif | |
99 | |
100 #ifdef AMIGA | |
101 # define OS_CODE 0x01 | |
102 #endif | |
103 | |
104 #if defined(VAXC) || defined(VMS) | |
105 # define OS_CODE 0x02 | |
106 # define F_OPEN(name, mode) \ | |
107 fopen((name), (mode), "mbc=60", "ctx=stm", "rfm=fix", "mrs=512") | |
108 #endif | |
109 | |
110 #if defined(ATARI) || defined(atarist) | |
111 # define OS_CODE 0x05 | |
112 #endif | |
113 | |
114 #ifdef OS2 | |
115 # define OS_CODE 0x06 | |
116 # if defined(M_I86) && !defined(Z_SOLO) | |
117 # include <malloc.h> | |
118 # endif | |
119 #endif | |
120 | |
121 #if defined(MACOS) || defined(TARGET_OS_MAC) | |
122 # define OS_CODE 0x07 | |
123 # ifndef Z_SOLO | |
124 # if defined(__MWERKS__) && __dest_os != __be_os && __dest_os != __win32_os | |
125 # include <unix.h> /* for fdopen */ | |
126 # else | |
127 # ifndef fdopen | |
128 # define fdopen(fd,mode) NULL /* No fdopen() */ | |
129 # endif | |
130 # endif | |
131 # endif | |
132 #endif | |
133 | |
134 #ifdef TOPS20 | |
135 # define OS_CODE 0x0a | |
136 #endif | |
137 | |
138 #ifdef WIN32 | |
139 # ifndef __CYGWIN__ /* Cygwin is Unix, not Win32 */ | |
140 # define OS_CODE 0x0b | |
141 # endif | |
142 #endif | |
143 | |
144 #ifdef __50SERIES /* Prime/PRIMOS */ | |
145 # define OS_CODE 0x0f | |
146 #endif | |
147 | |
148 #if defined(_BEOS_) || defined(RISCOS) | |
149 # define fdopen(fd,mode) NULL /* No fdopen() */ | |
150 #endif | |
151 | |
152 #if (defined(_MSC_VER) && (_MSC_VER > 600)) && !defined __INTERIX | |
153 # if defined(_WIN32_WCE) | |
154 # define fdopen(fd,mode) NULL /* No fdopen() */ | |
155 # ifndef _PTRDIFF_T_DEFINED | |
156 typedef int ptrdiff_t; | |
157 # define _PTRDIFF_T_DEFINED | |
158 # endif | |
159 # else | |
160 # define fdopen(fd,type) _fdopen(fd,type) | |
161 # endif | |
162 #endif | |
163 | |
164 #if defined(__BORLANDC__) && !defined(MSDOS) | |
165 #pragma warn -8004 | |
166 #pragma warn -8008 | |
167 #pragma warn -8066 | |
168 #endif | |
169 | |
170 /* provide prototypes for these when building zlib without LFS */ | |
171 #if !defined(_WIN32) && (!defined(_LARGEFILE64_SOURCE) || _LFS64_LARGEFILE-0 == 0) | |
172 ZEXTERN uLong ZEXPORT adler32_combine64 OF((uLong, uLong, z_off_t)); | |
173 ZEXTERN uLong ZEXPORT crc32_combine64 OF((uLong, uLong, z_off_t)); | |
174 #endif | |
175 | |
176 /* common defaults */ | |
177 | |
178 #ifndef OS_CODE | |
179 # define OS_CODE 0x03 /* assume Unix */ | |
180 #endif | |
181 | |
182 #ifndef F_OPEN | |
183 # define F_OPEN(name, mode) fopen((name), (mode)) | |
184 #endif | |
185 | |
186 /* functions */ | |
187 | |
188 #if defined(pyr) || defined(Z_SOLO) | |
189 # define NO_MEMCPY | |
190 #endif | |
191 #if defined(SMALL_MEDIUM) && !defined(_MSC_VER) && !defined(__SC__) | |
192 /* Use our own functions for small and medium model with MSC <= 5.0. | |
193 * You may have to use the same strategy for Borland C (untested). | |
194 * The __SC__ check is for Symantec. | |
195 */ | |
196 # define NO_MEMCPY | |
197 #endif | |
198 #if defined(STDC) && !defined(HAVE_MEMCPY) && !defined(NO_MEMCPY) | |
199 # define HAVE_MEMCPY | |
200 #endif | |
201 #ifdef HAVE_MEMCPY | |
202 # ifdef SMALL_MEDIUM /* MSDOS small or medium model */ | |
203 # define zmemcpy _fmemcpy | |
204 # define zmemcmp _fmemcmp | |
205 # define zmemzero(dest, len) _fmemset(dest, 0, len) | |
206 # else | |
207 # define zmemcpy memcpy | |
208 # define zmemcmp memcmp | |
209 # define zmemzero(dest, len) memset(dest, 0, len) | |
210 # endif | |
211 #else | |
212 void ZLIB_INTERNAL zmemcpy OF((Bytef* dest, const Bytef* source, uInt len)); | |
213 int ZLIB_INTERNAL zmemcmp OF((const Bytef* s1, const Bytef* s2, uInt len)); | |
214 void ZLIB_INTERNAL zmemzero OF((Bytef* dest, uInt len)); | |
215 #endif | |
216 | |
217 /* Diagnostic functions */ | |
218 #ifdef DEBUG | |
219 # include <stdio.h> | |
220 extern int ZLIB_INTERNAL z_verbose; | |
221 extern void ZLIB_INTERNAL z_error OF((char *m)); | |
222 # define Assert(cond,msg) {if(!(cond)) z_error(msg);} | |
223 # define Trace(x) {if (z_verbose>=0) fprintf x ;} | |
224 # define Tracev(x) {if (z_verbose>0) fprintf x ;} | |
225 # define Tracevv(x) {if (z_verbose>1) fprintf x ;} | |
226 # define Tracec(c,x) {if (z_verbose>0 && (c)) fprintf x ;} | |
227 # define Tracecv(c,x) {if (z_verbose>1 && (c)) fprintf x ;} | |
228 #else | |
229 # define Assert(cond,msg) | |
230 # define Trace(x) | |
231 # define Tracev(x) | |
232 # define Tracevv(x) | |
233 # define Tracec(c,x) | |
234 # define Tracecv(c,x) | |
235 #endif | |
236 | |
237 #ifndef Z_SOLO | |
238 voidpf ZLIB_INTERNAL zcalloc OF((voidpf opaque, unsigned items, | |
239 unsigned size)); | |
240 void ZLIB_INTERNAL zcfree OF((voidpf opaque, voidpf ptr)); | |
241 #endif | |
242 | |
243 #define ZALLOC(strm, items, size) \ | |
244 (*((strm)->zalloc))((strm)->opaque, (items), (size)) | |
245 #define ZFREE(strm, addr) (*((strm)->zfree))((strm)->opaque, (voidpf)(addr)) | |
246 #define TRY_FREE(s, p) {if (p) ZFREE(s, p);} | |
247 | |
248 /* Reverse the bytes in a 32-bit value */ | |
249 #define ZSWAP32(q) ((((q) >> 24) & 0xff) + (((q) >> 8) & 0xff00) + \ | |
250 (((q) & 0xff00) << 8) + (((q) & 0xff) << 24)) | |
251 | |
252 #endif /* ZUTIL_H */ |