zconf.h 9.4 KB

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  1. /* zconf.h -- configuration of the zlib compression library
  2. * Copyright (C) 1995-2005 Jean-loup Gailly.
  3. * For conditions of distribution and use, see copyright notice in zlib.h
  4. */
  5. /* @(#) $Id$ */
  6. #ifndef ZCONF_H
  7. #define ZCONF_H
  8. /*
  9. * If you *really* need a unique prefix for all types and library functions,
  10. * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
  11. */
  12. #ifdef Z_PREFIX
  13. # define deflateInit_ z_deflateInit_
  14. # define deflate z_deflate
  15. # define deflateEnd z_deflateEnd
  16. # define inflateInit_ z_inflateInit_
  17. # define inflate z_inflate
  18. # define inflateEnd z_inflateEnd
  19. # define deflateInit2_ z_deflateInit2_
  20. # define deflateSetDictionary z_deflateSetDictionary
  21. # define deflateCopy z_deflateCopy
  22. # define deflateReset z_deflateReset
  23. # define deflateParams z_deflateParams
  24. # define deflateBound z_deflateBound
  25. # define deflatePrime z_deflatePrime
  26. # define inflateInit2_ z_inflateInit2_
  27. # define inflateSetDictionary z_inflateSetDictionary
  28. # define inflateSync z_inflateSync
  29. # define inflateSyncPoint z_inflateSyncPoint
  30. # define inflateCopy z_inflateCopy
  31. # define inflateReset z_inflateReset
  32. # define inflateBack z_inflateBack
  33. # define inflateBackEnd z_inflateBackEnd
  34. # define compress z_compress
  35. # define compress2 z_compress2
  36. # define compressBound z_compressBound
  37. # define uncompress z_uncompress
  38. # define adler32 z_adler32
  39. # define crc32 z_crc32
  40. # define get_crc_table z_get_crc_table
  41. # define zError z_zError
  42. # define alloc_func z_alloc_func
  43. # define free_func z_free_func
  44. # define in_func z_in_func
  45. # define out_func z_out_func
  46. # define Byte z_Byte
  47. # define uInt z_uInt
  48. # define uLong z_uLong
  49. # define Bytef z_Bytef
  50. # define charf z_charf
  51. # define intf z_intf
  52. # define uIntf z_uIntf
  53. # define uLongf z_uLongf
  54. # define voidpf z_voidpf
  55. # define voidp z_voidp
  56. #endif
  57. #if defined(__MSDOS__) && !defined(MSDOS)
  58. # define MSDOS
  59. #endif
  60. #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
  61. # define OS2
  62. #endif
  63. #if defined(_WINDOWS) && !defined(WINDOWS)
  64. # define WINDOWS
  65. #endif
  66. #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
  67. # ifndef WIN32
  68. # define WIN32
  69. # endif
  70. #endif
  71. #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
  72. # if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
  73. # ifndef SYS16BIT
  74. # define SYS16BIT
  75. # endif
  76. # endif
  77. #endif
  78. /*
  79. * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
  80. * than 64k bytes at a time (needed on systems with 16-bit int).
  81. */
  82. #ifdef SYS16BIT
  83. # define MAXSEG_64K
  84. #endif
  85. #ifdef MSDOS
  86. # define UNALIGNED_OK
  87. #endif
  88. #ifdef __STDC_VERSION__
  89. # ifndef STDC
  90. # define STDC
  91. # endif
  92. # if __STDC_VERSION__ >= 199901L
  93. # ifndef STDC99
  94. # define STDC99
  95. # endif
  96. # endif
  97. #endif
  98. #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
  99. # define STDC
  100. #endif
  101. #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
  102. # define STDC
  103. #endif
  104. #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
  105. # define STDC
  106. #endif
  107. #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
  108. # define STDC
  109. #endif
  110. #if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */
  111. # define STDC
  112. #endif
  113. #ifndef STDC
  114. # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
  115. # define const /* note: need a more gentle solution here */
  116. # endif
  117. #endif
  118. /* Some Mac compilers merge all .h files incorrectly: */
  119. #if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)
  120. # define NO_DUMMY_DECL
  121. #endif
  122. /* Maximum value for memLevel in deflateInit2 */
  123. #ifndef MAX_MEM_LEVEL
  124. # ifdef MAXSEG_64K
  125. # define MAX_MEM_LEVEL 8
  126. # else
  127. # define MAX_MEM_LEVEL 9
  128. # endif
  129. #endif
  130. /* Maximum value for windowBits in deflateInit2 and inflateInit2.
  131. * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
  132. * created by gzip. (Files created by minigzip can still be extracted by
  133. * gzip.)
  134. */
  135. #ifndef MAX_WBITS
  136. # define MAX_WBITS 15 /* 32K LZ77 window */
  137. #endif
  138. /* The memory requirements for deflate are (in bytes):
  139. (1 << (windowBits+2)) + (1 << (memLevel+9))
  140. that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values)
  141. plus a few kilobytes for small objects. For example, if you want to reduce
  142. the default memory requirements from 256K to 128K, compile with
  143. make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
  144. Of course this will generally degrade compression (there's no free lunch).
  145. The memory requirements for inflate are (in bytes) 1 << windowBits
  146. that is, 32K for windowBits=15 (default value) plus a few kilobytes
  147. for small objects.
  148. */
  149. /* Type declarations */
  150. #ifndef OF /* function prototypes */
  151. # ifdef STDC
  152. # define OF(args) args
  153. # else
  154. # define OF(args) ()
  155. # endif
  156. #endif
  157. /* The following definitions for FAR are needed only for MSDOS mixed
  158. * model programming (small or medium model with some far allocations).
  159. * This was tested only with MSC; for other MSDOS compilers you may have
  160. * to define NO_MEMCPY in zutil.h. If you don't need the mixed model,
  161. * just define FAR to be empty.
  162. */
  163. #ifdef SYS16BIT
  164. # if defined(M_I86SM) || defined(M_I86MM)
  165. /* MSC small or medium model */
  166. # define SMALL_MEDIUM
  167. # ifdef _MSC_VER
  168. # define FAR _far
  169. # else
  170. # define FAR far
  171. # endif
  172. # endif
  173. # if (defined(__SMALL__) || defined(__MEDIUM__))
  174. /* Turbo C small or medium model */
  175. # define SMALL_MEDIUM
  176. # ifdef __BORLANDC__
  177. # define FAR _far
  178. # else
  179. # define FAR far
  180. # endif
  181. # endif
  182. #endif
  183. #if defined(WINDOWS) || defined(WIN32)
  184. /* If building or using zlib as a DLL, define ZLIB_DLL.
  185. * This is not mandatory, but it offers a little performance increase.
  186. */
  187. # ifdef ZLIB_DLL
  188. # if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
  189. # ifdef ZLIB_INTERNAL
  190. # define ZEXTERN extern __declspec(dllexport)
  191. # else
  192. # define ZEXTERN extern __declspec(dllimport)
  193. # endif
  194. # endif
  195. # endif /* ZLIB_DLL */
  196. /* If building or using zlib with the WINAPI/WINAPIV calling convention,
  197. * define ZLIB_WINAPI.
  198. * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
  199. */
  200. # ifdef ZLIB_WINAPI
  201. # ifdef FAR
  202. # undef FAR
  203. # endif
  204. # include <windows.h>
  205. /* No need for _export, use ZLIB.DEF instead. */
  206. /* For complete Windows compatibility, use WINAPI, not __stdcall. */
  207. # define ZEXPORT WINAPI
  208. # ifdef WIN32
  209. # define ZEXPORTVA WINAPIV
  210. # else
  211. # define ZEXPORTVA FAR CDECL
  212. # endif
  213. # endif
  214. #endif
  215. #if defined (__BEOS__)
  216. # ifdef ZLIB_DLL
  217. # ifdef ZLIB_INTERNAL
  218. # define ZEXPORT __declspec(dllexport)
  219. # define ZEXPORTVA __declspec(dllexport)
  220. # else
  221. # define ZEXPORT __declspec(dllimport)
  222. # define ZEXPORTVA __declspec(dllimport)
  223. # endif
  224. # endif
  225. #endif
  226. #ifndef ZEXTERN
  227. # define ZEXTERN extern
  228. #endif
  229. #ifndef ZEXPORT
  230. # define ZEXPORT
  231. #endif
  232. #ifndef ZEXPORTVA
  233. # define ZEXPORTVA
  234. #endif
  235. #ifndef FAR
  236. # define FAR
  237. #endif
  238. #if !defined(__MACTYPES__)
  239. typedef unsigned char Byte; /* 8 bits */
  240. #endif
  241. typedef unsigned int uInt; /* 16 bits or more */
  242. typedef unsigned long uLong; /* 32 bits or more */
  243. #ifdef SMALL_MEDIUM
  244. /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
  245. # define Bytef Byte FAR
  246. #else
  247. typedef Byte FAR Bytef;
  248. #endif
  249. typedef char FAR charf;
  250. typedef int FAR intf;
  251. typedef uInt FAR uIntf;
  252. typedef uLong FAR uLongf;
  253. #ifdef STDC
  254. typedef void const *voidpc;
  255. typedef void FAR *voidpf;
  256. typedef void *voidp;
  257. #else
  258. typedef Byte const *voidpc;
  259. typedef Byte FAR *voidpf;
  260. typedef Byte *voidp;
  261. #endif
  262. #if 0 /* HAVE_UNISTD_H -- this line is updated by ./configure */
  263. # include <sys/types.h> /* for off_t */
  264. # include <unistd.h> /* for SEEK_* and off_t */
  265. # ifdef VMS
  266. # include <unixio.h> /* for off_t */
  267. # endif
  268. # define z_off_t off_t
  269. #endif
  270. #ifndef SEEK_SET
  271. # define SEEK_SET 0 /* Seek from beginning of file. */
  272. # define SEEK_CUR 1 /* Seek from current position. */
  273. # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */
  274. #endif
  275. #ifndef z_off_t
  276. # define z_off_t long
  277. #endif
  278. #if defined(__OS400__)
  279. # define NO_vsnprintf
  280. #endif
  281. #if defined(__EPOC32__)
  282. # define NO_vsnprintf
  283. #endif
  284. #if defined(__MVS__)
  285. # define NO_vsnprintf
  286. # ifdef FAR
  287. # undef FAR
  288. # endif
  289. #endif
  290. /* MVS linker does not support external names larger than 8 bytes */
  291. #if defined(__MVS__)
  292. # pragma map(deflateInit_,"DEIN")
  293. # pragma map(deflateInit2_,"DEIN2")
  294. # pragma map(deflateEnd,"DEEND")
  295. # pragma map(deflateBound,"DEBND")
  296. # pragma map(inflateInit_,"ININ")
  297. # pragma map(inflateInit2_,"ININ2")
  298. # pragma map(inflateEnd,"INEND")
  299. # pragma map(inflateSync,"INSY")
  300. # pragma map(inflateSetDictionary,"INSEDI")
  301. # pragma map(compressBound,"CMBND")
  302. # pragma map(inflate_table,"INTABL")
  303. # pragma map(inflate_fast,"INFA")
  304. # pragma map(inflate_copyright,"INCOPY")
  305. #endif
  306. #endif /* ZCONF_H */