release/src/router/lzo/include/lzo/lzoconf.h

   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) 2011 Markus Franz Xaver Johannes Oberhumer
   6    Copyright (C) 2010 Markus Franz Xaver Johannes Oberhumer
   7    Copyright (C) 2009 Markus Franz Xaver Johannes Oberhumer
   8    Copyright (C) 2008 Markus Franz Xaver Johannes Oberhumer
   9    Copyright (C) 2007 Markus Franz Xaver Johannes Oberhumer
  10    Copyright (C) 2006 Markus Franz Xaver Johannes Oberhumer
  11    Copyright (C) 2005 Markus Franz Xaver Johannes Oberhumer
  12    Copyright (C) 2004 Markus Franz Xaver Johannes Oberhumer
  13    Copyright (C) 2003 Markus Franz Xaver Johannes Oberhumer
  14    Copyright (C) 2002 Markus Franz Xaver Johannes Oberhumer
  15    Copyright (C) 2001 Markus Franz Xaver Johannes Oberhumer
  16    Copyright (C) 2000 Markus Franz Xaver Johannes Oberhumer
  17    Copyright (C) 1999 Markus Franz Xaver Johannes Oberhumer
  18    Copyright (C) 1998 Markus Franz Xaver Johannes Oberhumer
  19    Copyright (C) 1997 Markus Franz Xaver Johannes Oberhumer
  20    Copyright (C) 1996 Markus Franz Xaver Johannes Oberhumer
  21    All Rights Reserved.
  22
  23    The LZO library is free software; you can redistribute it and/or
  24    modify it under the terms of the GNU General Public License as
  25    published by the Free Software Foundation; either version 2 of
  26    the License, or (at your option) any later version.
  27
  28    The LZO library is distributed in the hope that it will be useful,
  29    but WITHOUT ANY WARRANTY; without even the implied warranty of
  30    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  31    GNU General Public License for more details.
  32
  33    You should have received a copy of the GNU General Public License
  34    along with the LZO library; see the file COPYING.
  35    If not, write to the Free Software Foundation, Inc.,
  36    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  37
  38    Markus F.X.J. Oberhumer
  39    <markus@oberhumer.com>
  40    http://www.oberhumer.com/opensource/lzo/
  41  */
  42
  43
  44 #ifndef __LZOCONF_H_INCLUDED
  45 #define __LZOCONF_H_INCLUDED 1
  46
  47 #define LZO_VERSION             0x2060
  48 #define LZO_VERSION_STRING      "2.06"
  49 #define LZO_VERSION_DATE        "Aug 12 2011"
  50
  51 /* internal Autoconf configuration file - only used when building LZO */
  52 #if defined(LZO_HAVE_CONFIG_H)
  53 #  include <config.h>
  54 #endif
  55 #include <limits.h>
  56 #include <stddef.h>
  57
  58
  59 /***********************************************************************
  60 // LZO requires a conforming <limits.h>
  61 ************************************************************************/
  62
  63 #if !defined(CHAR_BIT) || (CHAR_BIT != 8)
  64 #  error "invalid CHAR_BIT"
  65 #endif
  66 #if !defined(UCHAR_MAX) || !defined(UINT_MAX) || !defined(ULONG_MAX)
  67 #  error "check your compiler installation"
  68 #endif
  69 #if (USHRT_MAX < 1) || (UINT_MAX < 1) || (ULONG_MAX < 1)
  70 #  error "your limits.h macros are broken"
  71 #endif
  72
  73 /* get OS and architecture defines */
  74 #ifndef __LZODEFS_H_INCLUDED
  75 #include "lzodefs.h"
  76 #endif
  77
  78
  79 #ifdef __cplusplus
  80 extern "C" {
  81 #endif
  82
  83
  84 /***********************************************************************
  85 // some core defines
  86 ************************************************************************/
  87
  88 #if !defined(LZO_UINT32_C)
  89 #  if (UINT_MAX < LZO_0xffffffffL)
  90 #    define LZO_UINT32_C(c)     c ## UL
  91 #  else
  92 #    define LZO_UINT32_C(c)     ((c) + 0U)
  93 #  endif
  94 #endif
  95
  96 /* memory checkers */
  97 #if !defined(__LZO_CHECKER)
  98 #  if defined(__BOUNDS_CHECKING_ON)
  99 #    define __LZO_CHECKER       1
 100 #  elif defined(__CHECKER__)
 101 #    define __LZO_CHECKER       1
 102 #  elif defined(__INSURE__)
 103 #    define __LZO_CHECKER       1
 104 #  elif defined(__PURIFY__)
 105 #    define __LZO_CHECKER       1
 106 #  endif
 107 #endif
 108
 109
 110 /***********************************************************************
 111 // integral and pointer types
 112 ************************************************************************/
 113
 114 /* lzo_uint should match size_t */
 115 #if !defined(LZO_UINT_MAX)
 116 #  if defined(LZO_ABI_LLP64) /* WIN64 */
 117 #    if defined(LZO_OS_WIN64)
 118      typedef unsigned __int64   lzo_uint;
 119      typedef __int64            lzo_int;
 120 #    else
 121      typedef unsigned long long lzo_uint;
 122      typedef long long          lzo_int;
 123 #    endif
 124 #    define LZO_UINT_MAX        0xffffffffffffffffull
 125 #    define LZO_INT_MAX         9223372036854775807LL
 126 #    define LZO_INT_MIN         (-1LL - LZO_INT_MAX)
 127 #  elif defined(LZO_ABI_IP32L64) /* MIPS R5900 */
 128      typedef unsigned int       lzo_uint;
 129      typedef int                lzo_int;
 130 #    define LZO_UINT_MAX        UINT_MAX
 131 #    define LZO_INT_MAX         INT_MAX
 132 #    define LZO_INT_MIN         INT_MIN
 133 #  elif (ULONG_MAX >= LZO_0xffffffffL)
 134      typedef unsigned long      lzo_uint;
 135      typedef long               lzo_int;
 136 #    define LZO_UINT_MAX        ULONG_MAX
 137 #    define LZO_INT_MAX         LONG_MAX
 138 #    define LZO_INT_MIN         LONG_MIN
 139 #  else
 140 #    error "lzo_uint"
 141 #  endif
 142 #endif
 143
 144 /* Integral types with 32 bits or more. */
 145 #if !defined(LZO_UINT32_MAX)
 146 #  if (UINT_MAX >= LZO_0xffffffffL)
 147      typedef unsigned int       lzo_uint32;
 148      typedef int                lzo_int32;
 149 #    define LZO_UINT32_MAX      UINT_MAX
 150 #    define LZO_INT32_MAX       INT_MAX
 151 #    define LZO_INT32_MIN       INT_MIN
 152 #  elif (ULONG_MAX >= LZO_0xffffffffL)
 153      typedef unsigned long      lzo_uint32;
 154      typedef long               lzo_int32;
 155 #    define LZO_UINT32_MAX      ULONG_MAX
 156 #    define LZO_INT32_MAX       LONG_MAX
 157 #    define LZO_INT32_MIN       LONG_MIN
 158 #  else
 159 #    error "lzo_uint32"
 160 #  endif
 161 #endif
 162
 163 /* Integral types with exactly 64 bits. */
 164 #if !defined(LZO_UINT64_MAX)
 165 #  if (LZO_UINT_MAX >= LZO_0xffffffffL)
 166 #   if ((((LZO_UINT_MAX) >> 31) >> 31) == 3)
 167 #    define lzo_uint64          lzo_uint
 168 #    define lzo_int64           lzo_int
 169 #    define LZO_UINT64_MAX      LZO_UINT_MAX
 170 #    define LZO_INT64_MAX       LZO_INT_MAX
 171 #    define LZO_INT64_MIN       LZO_INT_MIN
 172 #   endif
 173 #  elif (ULONG_MAX >= LZO_0xffffffffL)
 174 #   if ((((ULONG_MAX) >> 31) >> 31) == 3)
 175      typedef unsigned long      lzo_uint64;
 176      typedef long               lzo_int64;
 177 #    define LZO_UINT64_MAX      ULONG_MAX
 178 #    define LZO_INT64_MAX       LONG_MAX
 179 #    define LZO_INT64_MIN       LONG_MIN
 180 #   endif
 181 #  endif
 182 #endif
 183
 184 /* The larger type of lzo_uint and lzo_uint32. */
 185 #if (LZO_UINT_MAX >= LZO_UINT32_MAX)
 186 #  define lzo_xint              lzo_uint
 187 #else
 188 #  define lzo_xint              lzo_uint32
 189 #endif
 190
 191 /* Memory model that allows to access memory at offsets of lzo_uint. */
 192 #if !defined(__LZO_MMODEL)
 193 #  if (LZO_UINT_MAX <= UINT_MAX)
 194 #    define __LZO_MMODEL        /*empty*/
 195 #  elif defined(LZO_HAVE_MM_HUGE_PTR)
 196 #    define __LZO_MMODEL_HUGE   1
 197 #    define __LZO_MMODEL        __huge
 198 #  else
 199 #    define __LZO_MMODEL        /*empty*/
 200 #  endif
 201 #endif
 202
 203 /* no typedef here because of const-pointer issues */
 204 #define lzo_bytep               unsigned char __LZO_MMODEL *
 205 #define lzo_charp               char __LZO_MMODEL *
 206 #define lzo_voidp               void __LZO_MMODEL *
 207 #define lzo_shortp              short __LZO_MMODEL *
 208 #define lzo_ushortp             unsigned short __LZO_MMODEL *
 209 #define lzo_uint32p             lzo_uint32 __LZO_MMODEL *
 210 #define lzo_int32p              lzo_int32 __LZO_MMODEL *
 211 #if defined(LZO_UINT64_MAX)
 212 #define lzo_uint64p             lzo_uint64 __LZO_MMODEL *
 213 #define lzo_int64p              lzo_int64 __LZO_MMODEL *
 214 #endif
 215 #define lzo_uintp               lzo_uint __LZO_MMODEL *
 216 #define lzo_intp                lzo_int __LZO_MMODEL *
 217 #define lzo_xintp               lzo_xint __LZO_MMODEL *
 218 #define lzo_voidpp              lzo_voidp __LZO_MMODEL *
 219 #define lzo_bytepp              lzo_bytep __LZO_MMODEL *
 220 /* deprecated - use 'lzo_bytep' instead of 'lzo_byte *' */
 221 #define lzo_byte                unsigned char __LZO_MMODEL
 222
 223 typedef int lzo_bool;
 224
 225
 226 /***********************************************************************
 227 // function types
 228 ************************************************************************/
 229
 230 /* name mangling */
 231 #if !defined(__LZO_EXTERN_C)
 232 #  ifdef __cplusplus
 233 #    define __LZO_EXTERN_C      extern "C"
 234 #  else
 235 #    define __LZO_EXTERN_C      extern
 236 #  endif
 237 #endif
 238
 239 /* calling convention */
 240 #if !defined(__LZO_CDECL)
 241 #  define __LZO_CDECL           __lzo_cdecl
 242 #endif
 243
 244 /* DLL export information */
 245 #if !defined(__LZO_EXPORT1)
 246 #  define __LZO_EXPORT1         /*empty*/
 247 #endif
 248 #if !defined(__LZO_EXPORT2)
 249 #  define __LZO_EXPORT2         /*empty*/
 250 #endif
 251
 252 /* __cdecl calling convention for public C and assembly functions */
 253 #if !defined(LZO_PUBLIC)
 254 #  define LZO_PUBLIC(_rettype)  __LZO_EXPORT1 _rettype __LZO_EXPORT2 __LZO_CDECL
 255 #endif
 256 #if !defined(LZO_EXTERN)
 257 #  define LZO_EXTERN(_rettype)  __LZO_EXTERN_C LZO_PUBLIC(_rettype)
 258 #endif
 259 #if !defined(LZO_PRIVATE)
 260 #  define LZO_PRIVATE(_rettype) static _rettype __LZO_CDECL
 261 #endif
 262
 263 /* function types */
 264 typedef int
 265 (__LZO_CDECL *lzo_compress_t)   ( const lzo_bytep src, lzo_uint  src_len,
 266                                         lzo_bytep dst, lzo_uintp dst_len,
 267                                         lzo_voidp wrkmem );
 268
 269 typedef int
 270 (__LZO_CDECL *lzo_decompress_t) ( const lzo_bytep src, lzo_uint  src_len,
 271                                         lzo_bytep dst, lzo_uintp dst_len,
 272                                         lzo_voidp wrkmem );
 273
 274 typedef int
 275 (__LZO_CDECL *lzo_optimize_t)   (       lzo_bytep src, lzo_uint  src_len,
 276                                         lzo_bytep dst, lzo_uintp dst_len,
 277                                         lzo_voidp wrkmem );
 278
 279 typedef int
 280 (__LZO_CDECL *lzo_compress_dict_t)(const lzo_bytep src, lzo_uint  src_len,
 281                                          lzo_bytep dst, lzo_uintp dst_len,
 282                                          lzo_voidp wrkmem,
 283                                    const lzo_bytep dict, lzo_uint dict_len );
 284
 285 typedef int
 286 (__LZO_CDECL *lzo_decompress_dict_t)(const lzo_bytep src, lzo_uint  src_len,
 287                                            lzo_bytep dst, lzo_uintp dst_len,
 288                                            lzo_voidp wrkmem,
 289                                      const lzo_bytep dict, lzo_uint dict_len );
 290
 291
 292 /* Callback interface. Currently only the progress indicator ("nprogress")
 293  * is used, but this may change in a future release. */
 294
 295 struct lzo_callback_t;
 296 typedef struct lzo_callback_t lzo_callback_t;
 297 #define lzo_callback_p lzo_callback_t __LZO_MMODEL *
 298
 299 /* malloc & free function types */
 300 typedef lzo_voidp (__LZO_CDECL *lzo_alloc_func_t)
 301     (lzo_callback_p self, lzo_uint items, lzo_uint size);
 302 typedef void      (__LZO_CDECL *lzo_free_func_t)
 303     (lzo_callback_p self, lzo_voidp ptr);
 304
 305 /* a progress indicator callback function */
 306 typedef void (__LZO_CDECL *lzo_progress_func_t)
 307     (lzo_callback_p, lzo_uint, lzo_uint, int);
 308
 309 struct lzo_callback_t
 310 {
 311     /* custom allocators (set to 0 to disable) */
 312     lzo_alloc_func_t nalloc;                /* [not used right now] */
 313     lzo_free_func_t nfree;                  /* [not used right now] */
 314
 315     /* a progress indicator callback function (set to 0 to disable) */
 316     lzo_progress_func_t nprogress;
 317
 318     /* NOTE: the first parameter "self" of the nalloc/nfree/nprogress
 319      * callbacks points back to this struct, so you are free to store
 320      * some extra info in the following variables. */
 321     lzo_voidp user1;
 322     lzo_xint user2;
 323     lzo_xint user3;
 324 };
 325
 326
 327 /***********************************************************************
 328 // error codes and prototypes
 329 ************************************************************************/
 330
 331 /* Error codes for the compression/decompression functions. Negative
 332  * values are errors, positive values will be used for special but
 333  * normal events.
 334  */
 335 #define LZO_E_OK                    0
 336 #define LZO_E_ERROR                 (-1)
 337 #define LZO_E_OUT_OF_MEMORY         (-2)    /* [lzo_alloc_func_t failure] */
 338 #define LZO_E_NOT_COMPRESSIBLE      (-3)    /* [not used right now] */
 339 #define LZO_E_INPUT_OVERRUN         (-4)
 340 #define LZO_E_OUTPUT_OVERRUN        (-5)
 341 #define LZO_E_LOOKBEHIND_OVERRUN    (-6)
 342 #define LZO_E_EOF_NOT_FOUND         (-7)
 343 #define LZO_E_INPUT_NOT_CONSUMED    (-8)
 344 #define LZO_E_NOT_YET_IMPLEMENTED   (-9)    /* [not used right now] */
 345 #define LZO_E_INVALID_ARGUMENT      (-10)
 346
 347
 348 #ifndef lzo_sizeof_dict_t
 349 #  define lzo_sizeof_dict_t     ((unsigned)sizeof(lzo_bytep))
 350 #endif
 351
 352 /* lzo_init() should be the first function you call.
 353  * Check the return code !
 354  *
 355  * lzo_init() is a macro to allow checking that the library and the
 356  * compiler's view of various types are consistent.
 357  */
 358 #define lzo_init() __lzo_init_v2(LZO_VERSION,(int)sizeof(short),(int)sizeof(int),\
 359     (int)sizeof(long),(int)sizeof(lzo_uint32),(int)sizeof(lzo_uint),\
 360     (int)lzo_sizeof_dict_t,(int)sizeof(char *),(int)sizeof(lzo_voidp),\
 361     (int)sizeof(lzo_callback_t))
 362 LZO_EXTERN(int) __lzo_init_v2(unsigned,int,int,int,int,int,int,int,int,int);
 363
 364 /* version functions (useful for shared libraries) */
 365 LZO_EXTERN(unsigned) lzo_version(void);
 366 LZO_EXTERN(const char *) lzo_version_string(void);
 367 LZO_EXTERN(const char *) lzo_version_date(void);
 368 LZO_EXTERN(const lzo_charp) _lzo_version_string(void);
 369 LZO_EXTERN(const lzo_charp) _lzo_version_date(void);
 370
 371 /* string functions */
 372 LZO_EXTERN(int)
 373     lzo_memcmp(const lzo_voidp a, const lzo_voidp b, lzo_uint len);
 374 LZO_EXTERN(lzo_voidp)
 375     lzo_memcpy(lzo_voidp dst, const lzo_voidp src, lzo_uint len);
 376 LZO_EXTERN(lzo_voidp)
 377     lzo_memmove(lzo_voidp dst, const lzo_voidp src, lzo_uint len);
 378 LZO_EXTERN(lzo_voidp)
 379     lzo_memset(lzo_voidp buf, int c, lzo_uint len);
 380
 381 /* checksum functions */
 382 LZO_EXTERN(lzo_uint32)
 383     lzo_adler32(lzo_uint32 c, const lzo_bytep buf, lzo_uint len);
 384 LZO_EXTERN(lzo_uint32)
 385     lzo_crc32(lzo_uint32 c, const lzo_bytep buf, lzo_uint len);
 386 LZO_EXTERN(const lzo_uint32p)
 387     lzo_get_crc32_table(void);
 388
 389 /* misc. */
 390 LZO_EXTERN(int) _lzo_config_check(void);
 391 typedef union { lzo_bytep p; lzo_uint u; } __lzo_pu_u;
 392 typedef union { lzo_bytep p; lzo_uint32 u32; } __lzo_pu32_u;
 393 typedef union { void *vp; lzo_bytep bp; lzo_uint u; lzo_uint32 u32; unsigned long l; } lzo_align_t;
 394
 395 /* align a char pointer on a boundary that is a multiple of 'size' */
 396 LZO_EXTERN(unsigned) __lzo_align_gap(const lzo_voidp p, lzo_uint size);
 397 #define LZO_PTR_ALIGN_UP(p,size) \
 398     ((p) + (lzo_uint) __lzo_align_gap((const lzo_voidp)(p),(lzo_uint)(size)))
 399
 400
 401 /***********************************************************************
 402 // deprecated macros - only for backward compatibility with LZO v1.xx
 403 ************************************************************************/
 404
 405 #if defined(LZO_CFG_COMPAT)
 406
 407 #define __LZOCONF_H 1
 408
 409 #if defined(LZO_ARCH_I086)
 410 #  define __LZO_i386 1
 411 #elif defined(LZO_ARCH_I386)
 412 #  define __LZO_i386 1
 413 #endif
 414
 415 #if defined(LZO_OS_DOS16)
 416 #  define __LZO_DOS 1
 417 #  define __LZO_DOS16 1
 418 #elif defined(LZO_OS_DOS32)
 419 #  define __LZO_DOS 1
 420 #elif defined(LZO_OS_WIN16)
 421 #  define __LZO_WIN 1
 422 #  define __LZO_WIN16 1
 423 #elif defined(LZO_OS_WIN32)
 424 #  define __LZO_WIN 1
 425 #endif
 426
 427 #define __LZO_CMODEL            /*empty*/
 428 #define __LZO_DMODEL            /*empty*/
 429 #define __LZO_ENTRY             __LZO_CDECL
 430 #define LZO_EXTERN_CDECL        LZO_EXTERN
 431 #define LZO_ALIGN               LZO_PTR_ALIGN_UP
 432
 433 #define lzo_compress_asm_t      lzo_compress_t
 434 #define lzo_decompress_asm_t    lzo_decompress_t
 435
 436 #endif /* LZO_CFG_COMPAT */
 437
 438
 439 #ifdef __cplusplus
 440 } /* extern "C" */
 441 #endif
 442
 443 #endif /* already included */
 444
 445
 446 /* vim:set ts=4 et: */