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) 1996-2014 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 0x2070 33#define LZO_VERSION_STRING "2.07" 34#define LZO_VERSION_DATE "Jun 25 2014" 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" 61#endif 62 63 64#ifdef __cplusplus 65extern "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# else 98 typedef lzo_ullong_t lzo_uint; 99 typedef lzo_llong_t lzo_int; 100# endif 101# define LZO_SIZEOF_LZO_UINT 8 102# define LZO_UINT_MAX 0xffffffffffffffffull 103# define LZO_INT_MAX 9223372036854775807LL 104# define LZO_INT_MIN (-1LL - LZO_INT_MAX) 105# elif (LZO_ABI_IP32L64) /* MIPS R5900 */ 106 typedef unsigned int lzo_uint; 107 typedef int lzo_int; 108# define LZO_SIZEOF_LZO_UINT LZO_SIZEOF_INT 109# define LZO_UINT_MAX UINT_MAX 110# define LZO_INT_MAX INT_MAX 111# define LZO_INT_MIN INT_MIN 112# elif (ULONG_MAX >= LZO_0xffffffffL) 113 typedef unsigned long lzo_uint; 114 typedef long lzo_int; 115# define LZO_SIZEOF_LZO_UINT LZO_SIZEOF_LONG 116# define LZO_UINT_MAX ULONG_MAX 117# define LZO_INT_MAX LONG_MAX 118# define LZO_INT_MIN LONG_MIN 119# else 120# error "lzo_uint" 121# endif 122#endif 123 124/* The larger type of lzo_uint and lzo_uint32_t. */ 125#if (LZO_SIZEOF_LZO_UINT >= 4) 126# define lzo_xint lzo_uint 127#else 128# define lzo_xint lzo_uint32_t 129#endif 130 131typedef int lzo_bool; 132 133/* sanity checks */ 134LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint) == LZO_SIZEOF_LZO_UINT) 135LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_xint) >= sizeof(lzo_uint)) 136LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_xint) >= sizeof(lzo_uint32_t)) 137 138#ifndef __LZO_MMODEL 139#define __LZO_MMODEL /*empty*/ 140#endif 141 142/* no typedef here because of const-pointer issues */ 143#define lzo_bytep unsigned char __LZO_MMODEL * 144#define lzo_charp char __LZO_MMODEL * 145#define lzo_voidp void __LZO_MMODEL * 146#define lzo_shortp short __LZO_MMODEL * 147#define lzo_ushortp unsigned short __LZO_MMODEL * 148#define lzo_intp lzo_int __LZO_MMODEL * 149#define lzo_uintp lzo_uint __LZO_MMODEL * 150#define lzo_xintp lzo_xint __LZO_MMODEL * 151#define lzo_voidpp lzo_voidp __LZO_MMODEL * 152#define lzo_bytepp lzo_bytep __LZO_MMODEL * 153 154#define lzo_int8_tp lzo_int8_t __LZO_MMODEL * 155#define lzo_uint8_tp lzo_uint8_t __LZO_MMODEL * 156#define lzo_int16_tp lzo_int16_t __LZO_MMODEL * 157#define lzo_uint16_tp lzo_uint16_t __LZO_MMODEL * 158#define lzo_int32_tp lzo_int32_t __LZO_MMODEL * 159#define lzo_uint32_tp lzo_uint32_t __LZO_MMODEL * 160#if defined(lzo_int64_t) 161#define lzo_int64_tp lzo_int64_t __LZO_MMODEL * 162#define lzo_uint64_tp lzo_uint64_t __LZO_MMODEL * 163#endif 164 165/* Older LZO versions used to support ancient systems and memory models 166 * like 16-bit MSDOS with __huge pointers and Cray PVP, but these 167 * obsolete configurations are not supported any longer. 168 */ 169#if defined(__LZO_MMODEL_HUGE) 170#error "__LZO_MMODEL_HUGE is unsupported" 171#endif 172#if (LZO_MM_PVP) 173#error "LZO_MM_PVP is unsupported" 174#endif 175#if (LZO_SIZEOF_INT < 4) 176#error "LZO_SIZEOF_INT < 4 is unsupported" 177#endif 178#if (__LZO_UINTPTR_T_IS_POINTER) 179#error "__LZO_UINTPTR_T_IS_POINTER is unsupported" 180#endif 181LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(int) >= 4) 182LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint) >= 4) 183/* Strange configurations where sizeof(lzo_uint) != sizeof(size_t) should 184 * work but have not received much testing lately, so be strict here. 185 */ 186LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint) == sizeof(size_t)) 187LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint) == sizeof(ptrdiff_t)) 188LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint) == sizeof(lzo_uintptr_t)) 189LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(void *) == sizeof(lzo_uintptr_t)) 190LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(char *) == sizeof(lzo_uintptr_t)) 191LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(long *) == sizeof(lzo_uintptr_t)) 192LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(void *) == sizeof(lzo_voidp)) 193LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(char *) == sizeof(lzo_bytep)) 194 195 196/*********************************************************************** 197// function types 198************************************************************************/ 199 200/* name mangling */ 201#if !defined(__LZO_EXTERN_C) 202# ifdef __cplusplus 203# define __LZO_EXTERN_C extern "C" 204# else 205# define __LZO_EXTERN_C extern 206# endif 207#endif 208 209/* calling convention */ 210#if !defined(__LZO_CDECL) 211# define __LZO_CDECL __lzo_cdecl 212#endif 213 214/* DLL export information */ 215#if !defined(__LZO_EXPORT1) 216# define __LZO_EXPORT1 /*empty*/ 217#endif 218#if !defined(__LZO_EXPORT2) 219# define __LZO_EXPORT2 /*empty*/ 220#endif 221 222/* __cdecl calling convention for public C and assembly functions */ 223#if !defined(LZO_PUBLIC) 224# define LZO_PUBLIC(_rettype) __LZO_EXPORT1 _rettype __LZO_EXPORT2 __LZO_CDECL 225#endif 226#if !defined(LZO_EXTERN) 227# define LZO_EXTERN(_rettype) __LZO_EXTERN_C LZO_PUBLIC(_rettype) 228#endif 229#if !defined(LZO_PRIVATE) 230# define LZO_PRIVATE(_rettype) static _rettype __LZO_CDECL 231#endif 232 233/* function types */ 234typedef int 235(__LZO_CDECL *lzo_compress_t) ( const lzo_bytep src, lzo_uint src_len, 236 lzo_bytep dst, lzo_uintp dst_len, 237 lzo_voidp wrkmem ); 238 239typedef int 240(__LZO_CDECL *lzo_decompress_t) ( const lzo_bytep src, lzo_uint src_len, 241 lzo_bytep dst, lzo_uintp dst_len, 242 lzo_voidp wrkmem ); 243 244typedef int 245(__LZO_CDECL *lzo_optimize_t) ( lzo_bytep src, lzo_uint src_len, 246 lzo_bytep dst, lzo_uintp dst_len, 247 lzo_voidp wrkmem ); 248 249typedef int 250(__LZO_CDECL *lzo_compress_dict_t)(const lzo_bytep src, lzo_uint src_len, 251 lzo_bytep dst, lzo_uintp dst_len, 252 lzo_voidp wrkmem, 253 const lzo_bytep dict, lzo_uint dict_len ); 254 255typedef int 256(__LZO_CDECL *lzo_decompress_dict_t)(const lzo_bytep src, lzo_uint src_len, 257 lzo_bytep dst, lzo_uintp dst_len, 258 lzo_voidp wrkmem, 259 const lzo_bytep dict, lzo_uint dict_len ); 260 261 262/* Callback interface. Currently only the progress indicator ("nprogress") 263 * is used, but this may change in a future release. */ 264 265struct lzo_callback_t; 266typedef struct lzo_callback_t lzo_callback_t; 267#define lzo_callback_p lzo_callback_t __LZO_MMODEL * 268 269/* malloc & free function types */ 270typedef lzo_voidp (__LZO_CDECL *lzo_alloc_func_t) 271 (lzo_callback_p self, lzo_uint items, lzo_uint size); 272typedef void (__LZO_CDECL *lzo_free_func_t) 273 (lzo_callback_p self, lzo_voidp ptr); 274 275/* a progress indicator callback function */ 276typedef void (__LZO_CDECL *lzo_progress_func_t) 277 (lzo_callback_p, lzo_uint, lzo_uint, int); 278 279struct lzo_callback_t 280{ 281 /* custom allocators (set to 0 to disable) */ 282 lzo_alloc_func_t nalloc; /* [not used right now] */ 283 lzo_free_func_t nfree; /* [not used right now] */ 284 285 /* a progress indicator callback function (set to 0 to disable) */ 286 lzo_progress_func_t nprogress; 287 288 /* INFO: the first parameter "self" of the nalloc/nfree/nprogress 289 * callbacks points back to this struct, so you are free to store 290 * some extra info in the following variables. */ 291 lzo_voidp user1; 292 lzo_xint user2; 293 lzo_xint user3; 294}; 295 296 297/*********************************************************************** 298// error codes and prototypes 299************************************************************************/ 300 301/* Error codes for the compression/decompression functions. Negative 302 * values are errors, positive values will be used for special but 303 * normal events. 304 */ 305#define LZO_E_OK 0 306#define LZO_E_ERROR (-1) 307#define LZO_E_OUT_OF_MEMORY (-2) /* [lzo_alloc_func_t failure] */ 308#define LZO_E_NOT_COMPRESSIBLE (-3) /* [not used right now] */ 309#define LZO_E_INPUT_OVERRUN (-4) 310#define LZO_E_OUTPUT_OVERRUN (-5) 311#define LZO_E_LOOKBEHIND_OVERRUN (-6) 312#define LZO_E_EOF_NOT_FOUND (-7) 313#define LZO_E_INPUT_NOT_CONSUMED (-8) 314#define LZO_E_NOT_YET_IMPLEMENTED (-9) /* [not used right now] */ 315#define LZO_E_INVALID_ARGUMENT (-10) 316#define LZO_E_INVALID_ALIGNMENT (-11) /* pointer argument is not properly aligned */ 317#define LZO_E_OUTPUT_NOT_CONSUMED (-12) 318#define LZO_E_INTERNAL_ERROR (-99) 319 320 321#ifndef lzo_sizeof_dict_t 322# define lzo_sizeof_dict_t ((unsigned)sizeof(lzo_bytep)) 323#endif 324 325/* lzo_init() should be the first function you call. 326 * Check the return code ! 327 * 328 * lzo_init() is a macro to allow checking that the library and the 329 * compiler's view of various types are consistent. 330 */ 331#define lzo_init() __lzo_init_v2(LZO_VERSION,(int)sizeof(short),(int)sizeof(int),\ 332 (int)sizeof(long),(int)sizeof(lzo_uint32_t),(int)sizeof(lzo_uint),\ 333 (int)lzo_sizeof_dict_t,(int)sizeof(char *),(int)sizeof(lzo_voidp),\ 334 (int)sizeof(lzo_callback_t)) 335LZO_EXTERN(int) __lzo_init_v2(unsigned,int,int,int,int,int,int,int,int,int); 336 337/* version functions (useful for shared libraries) */ 338LZO_EXTERN(unsigned) lzo_version(void); 339LZO_EXTERN(const char *) lzo_version_string(void); 340LZO_EXTERN(const char *) lzo_version_date(void); 341LZO_EXTERN(const lzo_charp) _lzo_version_string(void); 342LZO_EXTERN(const lzo_charp) _lzo_version_date(void); 343 344/* string functions */ 345LZO_EXTERN(int) 346 lzo_memcmp(const lzo_voidp a, const lzo_voidp b, lzo_uint len); 347LZO_EXTERN(lzo_voidp) 348 lzo_memcpy(lzo_voidp dst, const lzo_voidp src, lzo_uint len); 349LZO_EXTERN(lzo_voidp) 350 lzo_memmove(lzo_voidp dst, const lzo_voidp src, lzo_uint len); 351LZO_EXTERN(lzo_voidp) 352 lzo_memset(lzo_voidp buf, int c, lzo_uint len); 353 354/* checksum functions */ 355LZO_EXTERN(lzo_uint32_t) 356 lzo_adler32(lzo_uint32_t c, const lzo_bytep buf, lzo_uint len); 357LZO_EXTERN(lzo_uint32_t) 358 lzo_crc32(lzo_uint32_t c, const lzo_bytep buf, lzo_uint len); 359LZO_EXTERN(const lzo_uint32_tp) 360 lzo_get_crc32_table(void); 361 362/* misc. */ 363LZO_EXTERN(int) _lzo_config_check(void); 364typedef union { 365 lzo_voidp a00; lzo_bytep a01; lzo_uint a02; lzo_xint a03; lzo_uintptr_t a04; 366 void *a05; unsigned char *a06; unsigned long a07; size_t a08; ptrdiff_t a09; 367#if defined(lzo_int64_t) 368 lzo_uint64_t a10; 369#endif 370} lzo_align_t; 371 372/* align a char pointer on a boundary that is a multiple of 'size' */ 373LZO_EXTERN(unsigned) __lzo_align_gap(const lzo_voidp p, lzo_uint size); 374#define LZO_PTR_ALIGN_UP(p,size) \ 375 ((p) + (lzo_uint) __lzo_align_gap((const lzo_voidp)(p),(lzo_uint)(size))) 376 377 378/*********************************************************************** 379// deprecated macros - only for backward compatibility 380************************************************************************/ 381 382/* deprecated - use 'lzo_bytep' instead of 'lzo_byte *' */ 383#define lzo_byte unsigned char 384/* deprecated type names */ 385#define lzo_int32 lzo_int32_t 386#define lzo_uint32 lzo_uint32_t 387#define lzo_int32p lzo_int32_t __LZO_MMODEL * 388#define lzo_uint32p lzo_uint32_t __LZO_MMODEL * 389#define LZO_INT32_MAX LZO_INT32_C(2147483647) 390#define LZO_UINT32_MAX LZO_UINT32_C(4294967295) 391#if defined(lzo_int64_t) 392#define lzo_int64 lzo_int64_t 393#define lzo_uint64 lzo_uint64_t 394#define lzo_int64p lzo_int64_t __LZO_MMODEL * 395#define lzo_uint64p lzo_uint64_t __LZO_MMODEL * 396#define LZO_INT64_MAX LZO_INT64_C(9223372036854775807) 397#define LZO_UINT64_MAX LZO_UINT64_C(18446744073709551615) 398#endif 399/* deprecated types */ 400typedef union { lzo_bytep a; lzo_uint b; } __lzo_pu_u; 401typedef union { lzo_bytep a; lzo_uint32_t b; } __lzo_pu32_u; 402 403#if defined(LZO_CFG_COMPAT) 404 405#define __LZOCONF_H 1 406 407#if defined(LZO_ARCH_I086) 408# define __LZO_i386 1 409#elif defined(LZO_ARCH_I386) 410# define __LZO_i386 1 411#endif 412 413#if defined(LZO_OS_DOS16) 414# define __LZO_DOS 1 415# define __LZO_DOS16 1 416#elif defined(LZO_OS_DOS32) 417# define __LZO_DOS 1 418#elif defined(LZO_OS_WIN16) 419# define __LZO_WIN 1 420# define __LZO_WIN16 1 421#elif defined(LZO_OS_WIN32) 422# define __LZO_WIN 1 423#endif 424 425#define __LZO_CMODEL /*empty*/ 426#define __LZO_DMODEL /*empty*/ 427#define __LZO_ENTRY __LZO_CDECL 428#define LZO_EXTERN_CDECL LZO_EXTERN 429#define LZO_ALIGN LZO_PTR_ALIGN_UP 430 431#define lzo_compress_asm_t lzo_compress_t 432#define lzo_decompress_asm_t lzo_decompress_t 433 434#endif /* LZO_CFG_COMPAT */ 435 436 437#ifdef __cplusplus 438} /* extern "C" */ 439#endif 440 441#endif /* already included */ 442 443 444/* vim:set ts=4 et: */ 445