[wxWidgets.git] / src / zlib / zconf.h

/* zconf.h -- configuration of the zlib compression library
 * Copyright (C) 1995-1998 Jean-loup Gailly.
 * For conditions of distribution and use, see copyright notice in zlib.h
 */

/* @(#) $Id$ */

#ifndef _ZCONF_H
#define _ZCONF_H

/*
 * If you *really* need a unique prefix for all types and library functions,
 * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
 */
#ifdef Z_PREFIX
#  define deflateInit_	z_deflateInit_
#  define deflate	z_deflate
#  define deflateEnd	z_deflateEnd
#  define inflateInit_ 	z_inflateInit_
#  define inflate	z_inflate
#  define inflateEnd	z_inflateEnd
#  define deflateInit2_	z_deflateInit2_
#  define deflateSetDictionary z_deflateSetDictionary
#  define deflateCopy	z_deflateCopy
#  define deflateReset	z_deflateReset
#  define deflateParams	z_deflateParams
#  define inflateInit2_	z_inflateInit2_
#  define inflateSetDictionary z_inflateSetDictionary
#  define inflateSync	z_inflateSync
#  define inflateSyncPoint z_inflateSyncPoint
#  define inflateReset	z_inflateReset
#  define compress	z_compress
#  define compress2	z_compress2
#  define uncompress	z_uncompress
#  define adler32	z_adler32
#  define crc32		z_crc32
#  define get_crc_table z_get_crc_table

#  define Byte		z_Byte
#  define uInt		z_uInt
#  define uLong		z_uLong
#  define Bytef	        z_Bytef
#  define charf		z_charf
#  define intf		z_intf
#  define uIntf		z_uIntf
#  define uLongf	z_uLongf
#  define voidpf	z_voidpf
#  define voidp		z_voidp
#endif

#if (defined(_WIN32) || defined(__WIN32__)) && !defined(WIN32)
#  define WIN32
#endif
#if defined(__GNUC__) || defined(WIN32) || defined(OS232) || defined(__386__) || defined(i386)
#  ifndef __32BIT__
#    define __32BIT__
#  endif
#endif
#if defined(__MSDOS__) && !defined(MSDOS)
#  define MSDOS
#endif

/*
 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
 * than 64k bytes at a time (needed on systems with 16-bit int).
 */
#if defined(MSDOS) && !defined(__32BIT__)
#  define MAXSEG_64K
#endif
#ifdef MSDOS
#  define UNALIGNED_OK
#endif

#if (defined(MSDOS) || defined(_WINDOWS) || defined(WIN32) || defined(OS232))  && !defined(STDC)
#  define STDC
#endif
#if defined(__STDC__) || defined(__cplusplus) || defined(__OS2__)
#  ifndef STDC
#    define STDC
#  endif
#endif

#ifndef STDC
#  ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
#    define const
#  endif
#endif

/* Some Mac compilers merge all .h files incorrectly: */
#if defined(__MWERKS__) || defined(applec) ||defined(THINK_C) ||defined(__SC__)
#  define NO_DUMMY_DECL
#endif

/* Borland C incorrectly complains about missing returns: */
#if defined(__BORLANDC__)
#  define NEED_DUMMY_RETURN
#endif


/* Maximum value for memLevel in deflateInit2 */
#ifndef MAX_MEM_LEVEL
#  ifdef MAXSEG_64K
#    define MAX_MEM_LEVEL 8
#  else
#    define MAX_MEM_LEVEL 9
#  endif
#endif

/* Maximum value for windowBits in deflateInit2 and inflateInit2.
 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
 * created by gzip. (Files created by minigzip can still be extracted by
 * gzip.)
 */
#ifndef MAX_WBITS
#  define MAX_WBITS   15 /* 32K LZ77 window */
#endif

/* The memory requirements for deflate are (in bytes):
            (1 << (windowBits+2)) +  (1 << (memLevel+9))
 that is: 128K for windowBits=15  +  128K for memLevel = 8  (default values)
 plus a few kilobytes for small objects. For example, if you want to reduce
 the default memory requirements from 256K to 128K, compile with
     make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
 Of course this will generally degrade compression (there's no free lunch).

   The memory requirements for inflate are (in bytes) 1 << windowBits
 that is, 32K for windowBits=15 (default value) plus a few kilobytes
 for small objects.
*/

                        /* Type declarations */

#ifndef OF /* function prototypes */
#  ifdef STDC
#    define OF(args)  args
#  else
#    define OF(args)  ()
#  endif
#endif

/* The following definitions for FAR are needed only for MSDOS mixed
 * model programming (small or medium model with some far allocations).
 * This was tested only with MSC; for other MSDOS compilers you may have
 * to define NO_MEMCPY in zutil.h.  If you don't need the mixed model,
 * just define FAR to be empty.
 */
#if (defined(M_I86SM) || defined(M_I86MM)) && !defined(__32BIT__)
   /* MSC small or medium model */
#  define SMALL_MEDIUM
#  ifdef _MSC_VER
#    define FAR __far
#  else
#    define FAR far
#  endif
#endif
#if defined(__BORLANDC__) && (defined(__SMALL__) || defined(__MEDIUM__))
#  ifndef __32BIT__
#    define SMALL_MEDIUM
#    define FAR __far
#  endif
#endif

/* Compile with -DZLIB_DLL for Windows DLL support */
#if (defined(_WINDOWS) || defined(WINDOWS)) && defined(ZLIB_DLL)
#  ifdef FAR
#    undef FAR
#  endif
#  include <windows.h>
#  define ZEXPORT  WINAPI
#  ifdef WIN32
#    define ZEXPORTVA  WINAPIV
#  else
#    define ZEXPORTVA  FAR _cdecl _export
#  endif
#else
#   if defined (__BORLANDC__) && defined (_Windows) && defined (__DLL__)
#       define ZEXPORT _export
#       define ZEXPORTVA _export
#   else
#       define ZEXPORT
#       define ZEXPORTVA
#   endif
#endif

#ifndef FAR
#   define FAR
#endif

typedef unsigned char  Byte;  /* 8 bits */
typedef unsigned int   uInt;  /* 16 bits or more */
typedef unsigned long  uLong; /* 32 bits or more */

#if defined(__BORLANDC__) && defined(SMALL_MEDIUM)
   /* Borland C/C++ ignores FAR inside typedef */
#  define Bytef Byte FAR
#else
   typedef Byte  FAR Bytef;
#endif
#if defined(__VISAGECPP__)
#  define Bytef Byte FAR
#endif
typedef char  FAR charf;
typedef int   FAR intf;
typedef uInt  FAR uIntf;
typedef uLong FAR uLongf;

#ifdef STDC
   typedef void FAR *voidpf;
   typedef void     *voidp;
#else
   typedef Byte FAR *voidpf;
   typedef Byte     *voidp;
#endif

#ifdef HAVE_UNISTD_H
#  include <sys/types.h> /* for off_t */
#  include <unistd.h>    /* for SEEK_* and off_t */
#  define z_off_t  off_t
#endif
#ifndef SEEK_SET
#  define SEEK_SET        0       /* Seek from beginning of file.  */
#  define SEEK_CUR        1       /* Seek from current position.  */
#endif
#ifndef z_off_t
#  define  z_off_t long
#endif

/* MVS linker does not support external names larger than 8 bytes */
#if defined(__MVS__)
#   pragma map(deflateInit_,"DEIN")
#   pragma map(deflateInit2_,"DEIN2")
#   pragma map(deflateEnd,"DEEND")
#   pragma map(inflateInit_,"ININ")
#   pragma map(inflateInit2_,"ININ2")
#   pragma map(inflateEnd,"INEND")
#   pragma map(inflateSync,"INSY")
#   pragma map(inflateSetDictionary,"INSEDI")
#   pragma map(inflate_blocks,"INBL")
#   pragma map(inflate_blocks_new,"INBLNE")
#   pragma map(inflate_blocks_free,"INBLFR")
#   pragma map(inflate_blocks_reset,"INBLRE")
#   pragma map(inflate_codes_free,"INCOFR")
#   pragma map(inflate_codes,"INCO")
#   pragma map(inflate_fast,"INFA")
#   pragma map(inflate_flush,"INFLU")
#   pragma map(inflate_mask,"INMA")
#   pragma map(inflate_set_dictionary,"INSEDI2")
#   pragma map(inflate_copyright,"INCOPY")
#   pragma map(inflate_trees_bits,"INTRBI")
#   pragma map(inflate_trees_dynamic,"INTRDY")
#   pragma map(inflate_trees_fixed,"INTRFI")
#   pragma map(inflate_trees_free,"INTRFR")
#endif

#endif /* _ZCONF_H */
Commit	Line	Data
c801d85f KB	1	/* zconf.h -- configuration of the zlib compression library
c801d85f KB	2	* Copyright (C) 1995-1998 Jean-loup Gailly.
e6ebb514	3	* For conditions of distribution and use, see copyright notice in zlib.h
c801d85f KB	4	*/
	5
	6	/* @(#) $Id$ */
	7
	8	#ifndef _ZCONF_H
	9	#define _ZCONF_H
	10
	11	/*
	12	* If you really need a unique prefix for all types and library functions,
	13	* compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
	14	*/
	15	#ifdef Z_PREFIX
	16	# define deflateInit_ z_deflateInit_
	17	# define deflate z_deflate
	18	# define deflateEnd z_deflateEnd
	19	# define inflateInit_ z_inflateInit_
	20	# define inflate z_inflate
	21	# define inflateEnd z_inflateEnd
	22	# define deflateInit2_ z_deflateInit2_
	23	# define deflateSetDictionary z_deflateSetDictionary
	24	# define deflateCopy z_deflateCopy
	25	# define deflateReset z_deflateReset
	26	# define deflateParams z_deflateParams
	27	# define inflateInit2_ z_inflateInit2_
	28	# define inflateSetDictionary z_inflateSetDictionary
	29	# define inflateSync z_inflateSync
	30	# define inflateSyncPoint z_inflateSyncPoint
	31	# define inflateReset z_inflateReset
	32	# define compress z_compress
	33	# define compress2 z_compress2
	34	# define uncompress z_uncompress
	35	# define adler32 z_adler32
	36	# define crc32 z_crc32
	37	# define get_crc_table z_get_crc_table
	38
	39	# define Byte z_Byte
	40	# define uInt z_uInt
	41	# define uLong z_uLong
	42	# define Bytef z_Bytef
	43	# define charf z_charf
	44	# define intf z_intf
	45	# define uIntf z_uIntf
	46	# define uLongf z_uLongf
	47	# define voidpf z_voidpf
	48	# define voidp z_voidp
	49	#endif
	50
	51	#if (defined(_WIN32) \|\| defined(__WIN32__)) && !defined(WIN32)
	52	# define WIN32
	53	#endif
e6ebb514	54	#if defined(__GNUC__) \|\| defined(WIN32) \|\| defined(OS232) \|\| defined(__386__) \|\| defined(i386)
c801d85f KB	55	# ifndef __32BIT__
	56	# define __32BIT__
	57	# endif
	58	#endif
	59	#if defined(__MSDOS__) && !defined(MSDOS)
	60	# define MSDOS
	61	#endif
	62
	63	/*
	64	* Compile with -DMAXSEG_64K if the alloc function cannot allocate more
	65	* than 64k bytes at a time (needed on systems with 16-bit int).
	66	*/
	67	#if defined(MSDOS) && !defined(__32BIT__)
	68	# define MAXSEG_64K
	69	#endif
	70	#ifdef MSDOS
	71	# define UNALIGNED_OK
	72	#endif
	73
e6ebb514	74	#if (defined(MSDOS) \|\| defined(_WINDOWS) \|\| defined(WIN32) \|\| defined(OS232)) && !defined(STDC)
c801d85f KB	75	# define STDC
	76	#endif
	77	#if defined(__STDC__) \|\| defined(__cplusplus) \|\| defined(__OS2__)
	78	# ifndef STDC
	79	# define STDC
	80	# endif
	81	#endif
	82
	83	#ifndef STDC
	84	# ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
	85	# define const
	86	# endif
	87	#endif
	88
	89	/* Some Mac compilers merge all .h files incorrectly: */
	90	#if defined(__MWERKS__) \|\| defined(applec) \|\|defined(THINK_C) \|\|defined(__SC__)
	91	# define NO_DUMMY_DECL
	92	#endif
	93
	94	/* Borland C incorrectly complains about missing returns: */
	95	#if defined(__BORLANDC__)
	96	# define NEED_DUMMY_RETURN
	97	#endif
	98
	99
	100	/* Maximum value for memLevel in deflateInit2 */
	101	#ifndef MAX_MEM_LEVEL
	102	# ifdef MAXSEG_64K
	103	# define MAX_MEM_LEVEL 8
	104	# else
	105	# define MAX_MEM_LEVEL 9
	106	# endif
	107	#endif
	108
	109	/* Maximum value for windowBits in deflateInit2 and inflateInit2.
	110	* WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
	111	* created by gzip. (Files created by minigzip can still be extracted by
	112	* gzip.)
	113	*/
	114	#ifndef MAX_WBITS
	115	# define MAX_WBITS 15 /* 32K LZ77 window */
	116	#endif
	117
	118	/* The memory requirements for deflate are (in bytes):
	119	(1 << (windowBits+2)) + (1 << (memLevel+9))
	120	that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values)
	121	plus a few kilobytes for small objects. For example, if you want to reduce
	122	the default memory requirements from 256K to 128K, compile with
	123	make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
	124	Of course this will generally degrade compression (there's no free lunch).
	125
	126	The memory requirements for inflate are (in bytes) 1 << windowBits
	127	that is, 32K for windowBits=15 (default value) plus a few kilobytes
	128	for small objects.
	129	*/
	130
	131	/* Type declarations */
	132
	133	#ifndef OF /* function prototypes */
	134	# ifdef STDC
	135	# define OF(args) args
	136	# else
	137	# define OF(args) ()
	138	# endif
139	#endif
140
141	/* The following definitions for FAR are needed only for MSDOS mixed
142	* model programming (small or medium model with some far allocations).
143	* This was tested only with MSC; for other MSDOS compilers you may have
144	* to define NO_MEMCPY in zutil.h. If you don't need the mixed model,
145	* just define FAR to be empty.
146	*/
147	#if (defined(M_I86SM) \|\| defined(M_I86MM)) && !defined(__32BIT__)
148	/* MSC small or medium model */
149	# define SMALL_MEDIUM
150	# ifdef _MSC_VER
151	# define FAR __far
152	# else
153	# define FAR far
154	# endif
155	#endif
156	#if defined(__BORLANDC__) && (defined(__SMALL__) \|\| defined(__MEDIUM__))
157	# ifndef __32BIT__
158	# define SMALL_MEDIUM
159	# define FAR __far
160	# endif
161	#endif
162
163	/* Compile with -DZLIB_DLL for Windows DLL support */
164	#if (defined(_WINDOWS) \|\| defined(WINDOWS)) && defined(ZLIB_DLL)
165	# ifdef FAR
166	# undef FAR
167	# endif
168	# include <windows.h>
169	# define ZEXPORT WINAPI
170	# ifdef WIN32
171	# define ZEXPORTVA WINAPIV
172	# else
173	# define ZEXPORTVA FAR _cdecl _export
174	# endif
175	#else
176	# if defined (__BORLANDC__) && defined (_Windows) && defined (__DLL__)
177	# define ZEXPORT _export
178	# define ZEXPORTVA _export
179	# else
180	# define ZEXPORT
181	# define ZEXPORTVA
182	# endif
183	#endif
184
185	#ifndef FAR
186	# define FAR
187	#endif
188
189	typedef unsigned char Byte; /* 8 bits */
190	typedef unsigned int uInt; /* 16 bits or more */
191	typedef unsigned long uLong; /* 32 bits or more */
192
193	#if defined(__BORLANDC__) && defined(SMALL_MEDIUM)
194	/* Borland C/C++ ignores FAR inside typedef */
195	# define Bytef Byte FAR
196	#else
197	typedef Byte FAR Bytef;
198	#endif
e6ebb514 DW	199	#if defined(__VISAGECPP__)
	200	# define Bytef Byte FAR
	201	#endif
c801d85f KB	202	typedef char FAR charf;
	203	typedef int FAR intf;
	204	typedef uInt FAR uIntf;
	205	typedef uLong FAR uLongf;
	206
	207	#ifdef STDC
	208	typedef void FAR *voidpf;
	209	typedef void *voidp;
	210	#else
	211	typedef Byte FAR *voidpf;
	212	typedef Byte *voidp;
	213	#endif
	214
	215	#ifdef HAVE_UNISTD_H
	216	# include <sys/types.h> /* for off_t */
	217	# include <unistd.h> /* for SEEK_* and off_t */
	218	# define z_off_t off_t
	219	#endif
	220	#ifndef SEEK_SET
	221	# define SEEK_SET 0 /* Seek from beginning of file. */
	222	# define SEEK_CUR 1 /* Seek from current position. */
	223	#endif
	224	#ifndef z_off_t
	225	# define z_off_t long
	226	#endif
	227
	228	/* MVS linker does not support external names larger than 8 bytes */
	229	#if defined(__MVS__)
	230	# pragma map(deflateInit_,"DEIN")
	231	# pragma map(deflateInit2_,"DEIN2")
	232	# pragma map(deflateEnd,"DEEND")
	233	# pragma map(inflateInit_,"ININ")
	234	# pragma map(inflateInit2_,"ININ2")
	235	# pragma map(inflateEnd,"INEND")
	236	# pragma map(inflateSync,"INSY")
	237	# pragma map(inflateSetDictionary,"INSEDI")
	238	# pragma map(inflate_blocks,"INBL")
	239	# pragma map(inflate_blocks_new,"INBLNE")
	240	# pragma map(inflate_blocks_free,"INBLFR")
	241	# pragma map(inflate_blocks_reset,"INBLRE")
	242	# pragma map(inflate_codes_free,"INCOFR")
	243	# pragma map(inflate_codes,"INCO")
	244	# pragma map(inflate_fast,"INFA")
	245	# pragma map(inflate_flush,"INFLU")
	246	# pragma map(inflate_mask,"INMA")
	247	# pragma map(inflate_set_dictionary,"INSEDI2")
	248	# pragma map(inflate_copyright,"INCOPY")
	249	# pragma map(inflate_trees_bits,"INTRBI")
	250	# pragma map(inflate_trees_dynamic,"INTRDY")
	251	# pragma map(inflate_trees_fixed,"INTRFI")
	252	# pragma map(inflate_trees_free,"INTRFR")
	253	#endif
	254
	255	#endif /* _ZCONF_H */