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26 pmbaty 1
/* lzoconf.h -- configuration of the LZO data compression library
2
 
3
   This file is part of the LZO real-time data compression library.
4
 
5
   Copyright (C) 1996-2017 Markus Franz Xaver Johannes Oberhumer
6
   All Rights Reserved.
7
 
8
   The LZO library is free software; you can redistribute it and/or
9
   modify it under the terms of the GNU General Public License as
10
   published by the Free Software Foundation; either version 2 of
11
   the License, or (at your option) any later version.
12
 
13
   The LZO library is distributed in the hope that it will be useful,
14
   but WITHOUT ANY WARRANTY; without even the implied warranty of
15
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16
   GNU General Public License for more details.
17
 
18
   You should have received a copy of the GNU General Public License
19
   along with the LZO library; see the file COPYING.
20
   If not, write to the Free Software Foundation, Inc.,
21
   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
22
 
23
   Markus F.X.J. Oberhumer
24
   <markus@oberhumer.com>
25
   http://www.oberhumer.com/opensource/lzo/
26
 */
27
 
28
 
29
#ifndef __LZOCONF_H_INCLUDED
30
#define __LZOCONF_H_INCLUDED 1
31
 
32
#define LZO_VERSION             0x20a0  /* 2.10 */
33
#define LZO_VERSION_STRING      "2.10"
34
#define LZO_VERSION_DATE        "Mar 01 2017"
35
 
36
/* internal Autoconf configuration file - only used when building LZO */
37
#if defined(LZO_HAVE_CONFIG_H)
38
#  include <config.h>
39
#endif
40
#include <limits.h>
41
#include <stddef.h>
42
 
43
 
44
/***********************************************************************
45
// LZO requires a conforming <limits.h>
46
************************************************************************/
47
 
48
#if !defined(CHAR_BIT) || (CHAR_BIT != 8)
49
#  error "invalid CHAR_BIT"
50
#endif
51
#if !defined(UCHAR_MAX) || !defined(USHRT_MAX) || !defined(UINT_MAX) || !defined(ULONG_MAX)
52
#  error "check your compiler installation"
53
#endif
54
#if (USHRT_MAX < 1) || (UINT_MAX < 1) || (ULONG_MAX < 1)
55
#  error "your limits.h macros are broken"
56
#endif
57
 
58
/* get OS and architecture defines */
59
#ifndef __LZODEFS_H_INCLUDED
60
#include <lzodefs.h> // Pierre-Marie Baty -- fixed include path
61
#endif
62
 
63
 
64
#ifdef __cplusplus
65
extern "C" {
66
#endif
67
 
68
 
69
/***********************************************************************
70
// some core defines
71
************************************************************************/
72
 
73
/* memory checkers */
74
#if !defined(__LZO_CHECKER)
75
#  if defined(__BOUNDS_CHECKING_ON)
76
#    define __LZO_CHECKER       1
77
#  elif defined(__CHECKER__)
78
#    define __LZO_CHECKER       1
79
#  elif defined(__INSURE__)
80
#    define __LZO_CHECKER       1
81
#  elif defined(__PURIFY__)
82
#    define __LZO_CHECKER       1
83
#  endif
84
#endif
85
 
86
 
87
/***********************************************************************
88
// integral and pointer types
89
************************************************************************/
90
 
91
/* lzo_uint must match size_t */
92
#if !defined(LZO_UINT_MAX)
93
#  if (LZO_ABI_LLP64)
94
#    if (LZO_OS_WIN64)
95
     typedef unsigned __int64   lzo_uint;
96
     typedef __int64            lzo_int;
97
#    define LZO_TYPEOF_LZO_INT  LZO_TYPEOF___INT64
98
#    else
99
     typedef lzo_ullong_t       lzo_uint;
100
     typedef lzo_llong_t        lzo_int;
101
#    define LZO_TYPEOF_LZO_INT  LZO_TYPEOF_LONG_LONG
102
#    endif
103
#    define LZO_SIZEOF_LZO_INT  8
104
#    define LZO_UINT_MAX        0xffffffffffffffffull
105
#    define LZO_INT_MAX         9223372036854775807LL
106
#    define LZO_INT_MIN         (-1LL - LZO_INT_MAX)
107
#  elif (LZO_ABI_IP32L64) /* MIPS R5900 */
108
     typedef unsigned int       lzo_uint;
109
     typedef int                lzo_int;
110
#    define LZO_SIZEOF_LZO_INT  LZO_SIZEOF_INT
111
#    define LZO_TYPEOF_LZO_INT  LZO_TYPEOF_INT
112
#    define LZO_UINT_MAX        UINT_MAX
113
#    define LZO_INT_MAX         INT_MAX
114
#    define LZO_INT_MIN         INT_MIN
115
#  elif (ULONG_MAX >= LZO_0xffffffffL)
116
     typedef unsigned long      lzo_uint;
117
     typedef long               lzo_int;
118
#    define LZO_SIZEOF_LZO_INT  LZO_SIZEOF_LONG
119
#    define LZO_TYPEOF_LZO_INT  LZO_TYPEOF_LONG
120
#    define LZO_UINT_MAX        ULONG_MAX
121
#    define LZO_INT_MAX         LONG_MAX
122
#    define LZO_INT_MIN         LONG_MIN
123
#  else
124
#    error "lzo_uint"
125
#  endif
126
#endif
127
 
128
/* The larger type of lzo_uint and lzo_uint32_t. */
129
#if (LZO_SIZEOF_LZO_INT >= 4)
130
#  define lzo_xint              lzo_uint
131
#else
132
#  define lzo_xint              lzo_uint32_t
133
#endif
134
 
135
typedef int lzo_bool;
136
 
137
/* sanity checks */
138
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_int)  == LZO_SIZEOF_LZO_INT)
139
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint) == LZO_SIZEOF_LZO_INT)
140
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_xint) >= sizeof(lzo_uint))
141
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_xint) >= sizeof(lzo_uint32_t))
142
 
143
#ifndef __LZO_MMODEL
144
#define __LZO_MMODEL            /*empty*/
145
#endif
146
 
147
/* no typedef here because of const-pointer issues */
148
#define lzo_bytep               unsigned char __LZO_MMODEL *
149
#define lzo_charp               char __LZO_MMODEL *
150
#define lzo_voidp               void __LZO_MMODEL *
151
#define lzo_shortp              short __LZO_MMODEL *
152
#define lzo_ushortp             unsigned short __LZO_MMODEL *
153
#define lzo_intp                lzo_int __LZO_MMODEL *
154
#define lzo_uintp               lzo_uint __LZO_MMODEL *
155
#define lzo_xintp               lzo_xint __LZO_MMODEL *
156
#define lzo_voidpp              lzo_voidp __LZO_MMODEL *
157
#define lzo_bytepp              lzo_bytep __LZO_MMODEL *
158
 
159
#define lzo_int8_tp             lzo_int8_t __LZO_MMODEL *
160
#define lzo_uint8_tp            lzo_uint8_t __LZO_MMODEL *
161
#define lzo_int16_tp            lzo_int16_t __LZO_MMODEL *
162
#define lzo_uint16_tp           lzo_uint16_t __LZO_MMODEL *
163
#define lzo_int32_tp            lzo_int32_t __LZO_MMODEL *
164
#define lzo_uint32_tp           lzo_uint32_t __LZO_MMODEL *
165
#if defined(lzo_int64_t)
166
#define lzo_int64_tp            lzo_int64_t __LZO_MMODEL *
167
#define lzo_uint64_tp           lzo_uint64_t __LZO_MMODEL *
168
#endif
169
 
170
/* Older LZO versions used to support ancient systems and memory models
171
 * such as 16-bit MSDOS with __huge pointers or Cray PVP, but these
172
 * obsolete configurations are not supported any longer.
173
 */
174
#if defined(__LZO_MMODEL_HUGE)
175
#error "__LZO_MMODEL_HUGE memory model is unsupported"
176
#endif
177
#if (LZO_MM_PVP)
178
#error "LZO_MM_PVP memory model is unsupported"
179
#endif
180
#if (LZO_SIZEOF_INT < 4)
181
#error "LZO_SIZEOF_INT < 4 is unsupported"
182
#endif
183
#if (__LZO_UINTPTR_T_IS_POINTER)
184
#error "__LZO_UINTPTR_T_IS_POINTER is unsupported"
185
#endif
186
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(int) >= 4)
187
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint) >= 4)
188
/* Strange configurations where sizeof(lzo_uint) != sizeof(size_t) should
189
 * work but have not received much testing lately, so be strict here.
190
 */
191
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint) == sizeof(size_t))
192
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint) == sizeof(ptrdiff_t))
193
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint) == sizeof(lzo_uintptr_t))
194
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(void *)   == sizeof(lzo_uintptr_t))
195
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(char *)   == sizeof(lzo_uintptr_t))
196
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(long *)   == sizeof(lzo_uintptr_t))
197
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(void *)   == sizeof(lzo_voidp))
198
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(char *)   == sizeof(lzo_bytep))
199
 
200
 
201
/***********************************************************************
202
// function types
203
************************************************************************/
204
 
205
/* name mangling */
206
#if !defined(__LZO_EXTERN_C)
207
#  ifdef __cplusplus
208
#    define __LZO_EXTERN_C      extern "C"
209
#  else
210
#    define __LZO_EXTERN_C      extern
211
#  endif
212
#endif
213
 
214
/* calling convention */
215
#if !defined(__LZO_CDECL)
216
#  define __LZO_CDECL           __lzo_cdecl
217
#endif
218
 
219
/* DLL export information */
220
#if !defined(__LZO_EXPORT1)
221
#  define __LZO_EXPORT1         /*empty*/
222
#endif
223
#if !defined(__LZO_EXPORT2)
224
#  define __LZO_EXPORT2         /*empty*/
225
#endif
226
 
227
/* __cdecl calling convention for public C and assembly functions */
228
#if !defined(LZO_PUBLIC)
229
#  define LZO_PUBLIC(r)         __LZO_EXPORT1 r __LZO_EXPORT2 __LZO_CDECL
230
#endif
231
#if !defined(LZO_EXTERN)
232
#  define LZO_EXTERN(r)         __LZO_EXTERN_C LZO_PUBLIC(r)
233
#endif
234
#if !defined(LZO_PRIVATE)
235
#  define LZO_PRIVATE(r)        static r  __LZO_CDECL
236
#endif
237
 
238
/* function types */
239
typedef int
240
(__LZO_CDECL *lzo_compress_t)   ( const lzo_bytep src, lzo_uint  src_len,
241
                                        lzo_bytep dst, lzo_uintp dst_len,
242
                                        lzo_voidp wrkmem );
243
 
244
typedef int
245
(__LZO_CDECL *lzo_decompress_t) ( const lzo_bytep src, lzo_uint  src_len,
246
                                        lzo_bytep dst, lzo_uintp dst_len,
247
                                        lzo_voidp wrkmem );
248
 
249
typedef int
250
(__LZO_CDECL *lzo_optimize_t)   (       lzo_bytep src, lzo_uint  src_len,
251
                                        lzo_bytep dst, lzo_uintp dst_len,
252
                                        lzo_voidp wrkmem );
253
 
254
typedef int
255
(__LZO_CDECL *lzo_compress_dict_t)(const lzo_bytep src, lzo_uint  src_len,
256
                                         lzo_bytep dst, lzo_uintp dst_len,
257
                                         lzo_voidp wrkmem,
258
                                   const lzo_bytep dict, lzo_uint dict_len );
259
 
260
typedef int
261
(__LZO_CDECL *lzo_decompress_dict_t)(const lzo_bytep src, lzo_uint  src_len,
262
                                           lzo_bytep dst, lzo_uintp dst_len,
263
                                           lzo_voidp wrkmem,
264
                                     const lzo_bytep dict, lzo_uint dict_len );
265
 
266
 
267
/* Callback interface. Currently only the progress indicator ("nprogress")
268
 * is used, but this may change in a future release. */
269
 
270
struct lzo_callback_t;
271
typedef struct lzo_callback_t lzo_callback_t;
272
#define lzo_callback_p lzo_callback_t __LZO_MMODEL *
273
 
274
/* malloc & free function types */
275
typedef lzo_voidp (__LZO_CDECL *lzo_alloc_func_t)
276
    (lzo_callback_p self, lzo_uint items, lzo_uint size);
277
typedef void      (__LZO_CDECL *lzo_free_func_t)
278
    (lzo_callback_p self, lzo_voidp ptr);
279
 
280
/* a progress indicator callback function */
281
typedef void (__LZO_CDECL *lzo_progress_func_t)
282
    (lzo_callback_p, lzo_uint, lzo_uint, int);
283
 
284
struct lzo_callback_t
285
{
286
    /* custom allocators (set to 0 to disable) */
287
    lzo_alloc_func_t nalloc;                /* [not used right now] */
288
    lzo_free_func_t nfree;                  /* [not used right now] */
289
 
290
    /* a progress indicator callback function (set to 0 to disable) */
291
    lzo_progress_func_t nprogress;
292
 
293
    /* INFO: the first parameter "self" of the nalloc/nfree/nprogress
294
     * callbacks points back to this struct, so you are free to store
295
     * some extra info in the following variables. */
296
    lzo_voidp user1;
297
    lzo_xint user2;
298
    lzo_xint user3;
299
};
300
 
301
 
302
/***********************************************************************
303
// error codes and prototypes
304
************************************************************************/
305
 
306
/* Error codes for the compression/decompression functions. Negative
307
 * values are errors, positive values will be used for special but
308
 * normal events.
309
 */
310
#define LZO_E_OK                    0
311
#define LZO_E_ERROR                 (-1)
312
#define LZO_E_OUT_OF_MEMORY         (-2)    /* [lzo_alloc_func_t failure] */
313
#define LZO_E_NOT_COMPRESSIBLE      (-3)    /* [not used right now] */
314
#define LZO_E_INPUT_OVERRUN         (-4)
315
#define LZO_E_OUTPUT_OVERRUN        (-5)
316
#define LZO_E_LOOKBEHIND_OVERRUN    (-6)
317
#define LZO_E_EOF_NOT_FOUND         (-7)
318
#define LZO_E_INPUT_NOT_CONSUMED    (-8)
319
#define LZO_E_NOT_YET_IMPLEMENTED   (-9)    /* [not used right now] */
320
#define LZO_E_INVALID_ARGUMENT      (-10)
321
#define LZO_E_INVALID_ALIGNMENT     (-11)   /* pointer argument is not properly aligned */
322
#define LZO_E_OUTPUT_NOT_CONSUMED   (-12)
323
#define LZO_E_INTERNAL_ERROR        (-99)
324
 
325
 
326
#ifndef lzo_sizeof_dict_t
327
#  define lzo_sizeof_dict_t     ((unsigned)sizeof(lzo_bytep))
328
#endif
329
 
330
/* lzo_init() should be the first function you call.
331
 * Check the return code !
332
 *
333
 * lzo_init() is a macro to allow checking that the library and the
334
 * compiler's view of various types are consistent.
335
 */
336
#define lzo_init() __lzo_init_v2(LZO_VERSION,(int)sizeof(short),(int)sizeof(int),\
337
    (int)sizeof(long),(int)sizeof(lzo_uint32_t),(int)sizeof(lzo_uint),\
338
    (int)lzo_sizeof_dict_t,(int)sizeof(char *),(int)sizeof(lzo_voidp),\
339
    (int)sizeof(lzo_callback_t))
340
LZO_EXTERN(int) __lzo_init_v2(unsigned,int,int,int,int,int,int,int,int,int);
341
 
342
/* version functions (useful for shared libraries) */
343
LZO_EXTERN(unsigned) lzo_version(void);
344
LZO_EXTERN(const char *) lzo_version_string(void);
345
LZO_EXTERN(const char *) lzo_version_date(void);
346
LZO_EXTERN(const lzo_charp) _lzo_version_string(void);
347
LZO_EXTERN(const lzo_charp) _lzo_version_date(void);
348
 
349
/* string functions */
350
LZO_EXTERN(int)
351
    lzo_memcmp(const lzo_voidp a, const lzo_voidp b, lzo_uint len);
352
LZO_EXTERN(lzo_voidp)
353
    lzo_memcpy(lzo_voidp dst, const lzo_voidp src, lzo_uint len);
354
LZO_EXTERN(lzo_voidp)
355
    lzo_memmove(lzo_voidp dst, const lzo_voidp src, lzo_uint len);
356
LZO_EXTERN(lzo_voidp)
357
    lzo_memset(lzo_voidp buf, int c, lzo_uint len);
358
 
359
/* checksum functions */
360
LZO_EXTERN(lzo_uint32_t)
361
    lzo_adler32(lzo_uint32_t c, const lzo_bytep buf, lzo_uint len);
362
LZO_EXTERN(lzo_uint32_t)
363
    lzo_crc32(lzo_uint32_t c, const lzo_bytep buf, lzo_uint len);
364
LZO_EXTERN(const lzo_uint32_tp)
365
    lzo_get_crc32_table(void);
366
 
367
/* misc. */
368
LZO_EXTERN(int) _lzo_config_check(void);
369
typedef union {
370
    lzo_voidp a00; lzo_bytep a01; lzo_uint a02; lzo_xint a03; lzo_uintptr_t a04;
371
    void *a05; unsigned char *a06; unsigned long a07; size_t a08; ptrdiff_t a09;
372
#if defined(lzo_int64_t)
373
    lzo_uint64_t a10;
374
#endif
375
} lzo_align_t;
376
 
377
/* align a char pointer on a boundary that is a multiple of 'size' */
378
LZO_EXTERN(unsigned) __lzo_align_gap(const lzo_voidp p, lzo_uint size);
379
#define LZO_PTR_ALIGN_UP(p,size) \
380
    ((p) + (lzo_uint) __lzo_align_gap((const lzo_voidp)(p),(lzo_uint)(size)))
381
 
382
 
383
/***********************************************************************
384
// deprecated macros - only for backward compatibility
385
************************************************************************/
386
 
387
/* deprecated - use 'lzo_bytep' instead of 'lzo_byte *' */
388
#define lzo_byte                unsigned char
389
/* deprecated type names */
390
#define lzo_int32               /*lzo_*/int32_t // Pierre-Marie Baty -- make this an explicit type
391
#define lzo_uint32              /*lzo_*/uint32_t // Pierre-Marie Baty -- make this an explicit type
392
#define lzo_int32p              lzo_int32_t __LZO_MMODEL *
393
#define lzo_uint32p             lzo_uint32_t __LZO_MMODEL *
394
#define LZO_INT32_MAX           LZO_INT32_C(2147483647)
395
#define LZO_UINT32_MAX          LZO_UINT32_C(4294967295)
396
#if defined(lzo_int64_t)
397
#define lzo_int64               lzo_int64_t
398
#define lzo_uint64              lzo_uint64_t
399
#define lzo_int64p              lzo_int64_t __LZO_MMODEL *
400
#define lzo_uint64p             lzo_uint64_t __LZO_MMODEL *
401
#define LZO_INT64_MAX           LZO_INT64_C(9223372036854775807)
402
#define LZO_UINT64_MAX          LZO_UINT64_C(18446744073709551615)
403
#endif
404
/* deprecated types */
405
typedef union { lzo_bytep a; lzo_uint b; } __lzo_pu_u;
406
typedef union { lzo_bytep a; lzo_uint32_t b; } __lzo_pu32_u;
407
/* deprecated defines */
408
#if !defined(LZO_SIZEOF_LZO_UINT)
409
#  define LZO_SIZEOF_LZO_UINT   LZO_SIZEOF_LZO_INT
410
#endif
411
 
412
#if defined(LZO_CFG_COMPAT)
413
 
414
#define __LZOCONF_H 1
415
 
416
#if defined(LZO_ARCH_I086)
417
#  define __LZO_i386 1
418
#elif defined(LZO_ARCH_I386)
419
#  define __LZO_i386 1
420
#endif
421
 
422
#if defined(LZO_OS_DOS16)
423
#  define __LZO_DOS 1
424
#  define __LZO_DOS16 1
425
#elif defined(LZO_OS_DOS32)
426
#  define __LZO_DOS 1
427
#elif defined(LZO_OS_WIN16)
428
#  define __LZO_WIN 1
429
#  define __LZO_WIN16 1
430
#elif defined(LZO_OS_WIN32)
431
#  define __LZO_WIN 1
432
#endif
433
 
434
#define __LZO_CMODEL            /*empty*/
435
#define __LZO_DMODEL            /*empty*/
436
#define __LZO_ENTRY             __LZO_CDECL
437
#define LZO_EXTERN_CDECL        LZO_EXTERN
438
#define LZO_ALIGN               LZO_PTR_ALIGN_UP
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#define lzo_compress_asm_t      lzo_compress_t
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#define lzo_decompress_asm_t    lzo_decompress_t
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#endif /* LZO_CFG_COMPAT */
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* already included */
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/* vim:set ts=4 sw=4 et: */