[1] | 1 | /* lzoconf.h -- configuration for the LZO real-time data compression library
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| 2 |
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| 3 | This file is part of the LZO real-time data compression library.
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| 4 |
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| 5 | Copyright (C) 1999 Markus Franz Xaver Johannes Oberhumer
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| 6 | Copyright (C) 1998 Markus Franz Xaver Johannes Oberhumer
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| 7 | Copyright (C) 1997 Markus Franz Xaver Johannes Oberhumer
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| 8 | Copyright (C) 1996 Markus Franz Xaver Johannes Oberhumer
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| 9 |
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| 10 | The LZO library is free software; you can redistribute it and/or
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| 11 | modify it under the terms of the GNU General Public License as
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| 12 | published by the Free Software Foundation; either version 2 of
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| 13 | the License, or (at your option) any later version.
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| 14 |
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| 15 | The LZO library is distributed in the hope that it will be useful,
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| 16 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 18 | GNU General Public License for more details.
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| 19 |
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| 20 | You should have received a copy of the GNU General Public License
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| 21 | along with the LZO library; see the file COPYING.
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| 22 | If not, write to the Free Software Foundation, Inc.,
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| 23 | 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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| 24 |
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| 25 | Markus F.X.J. Oberhumer
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| 26 | <markus.oberhumer@jk.uni-linz.ac.at>
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| 27 | http://wildsau.idv.uni-linz.ac.at/mfx/lzo.html
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| 28 | */
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| 29 |
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| 30 |
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| 31 | #ifndef __LZOCONF_H
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| 32 | #define __LZOCONF_H
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| 33 |
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| 34 | #define LZO_VERSION 0x1060
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| 35 |
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| 36 | /*
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| 37 | * Unfortunately, these are somewhat counterproductive, as
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| 38 | * there should be no strings in the compiled executable.
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| 39 | * - Rainer Wichmann, 26. July 2000 -
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| 40 | *
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| 41 | * #define LZO_VERSION_STRING "1.06"
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| 42 | * #define LZO_VERSION_DATE "Nov 29 1999"
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| 43 | */
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| 44 | #define LZO_VERSION_STRING ""
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| 45 | #define LZO_VERSION_DATE ""
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| 46 |
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| 47 |
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| 48 | /* internal Autoconf configuration file - only used when building LZO */
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| 49 | #if defined(LZO_HAVE_CONFIG_H)
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| 50 | # include <config.h>
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| 51 | #endif
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| 52 | #include <limits.h>
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| 53 |
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| 54 | #ifdef __cplusplus
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| 55 | extern "C" {
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| 56 | #endif
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| 57 |
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| 58 |
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| 59 | /***********************************************************************
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| 60 | // LZO requires a conforming <limits.h>
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| 61 | ************************************************************************/
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| 62 |
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| 63 | #if !defined(CHAR_BIT) || (CHAR_BIT != 8)
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| 64 | # error "invalid CHAR_BIT"
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| 65 | #endif
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| 66 | #if !defined(UCHAR_MAX) || !defined(UINT_MAX) || !defined(ULONG_MAX)
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| 67 | # error "check your compiler installation"
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| 68 | #endif
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| 69 | #if (USHRT_MAX < 1 ) || (UINT_MAX < 1) || (ULONG_MAX < 1)
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| 70 | # error "your limits.h macros are broken"
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| 71 | #endif
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| 72 |
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| 73 | /* workaround a cpp bug under hpux 10.20 */
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| 74 | #define LZO_0xffffffffL 4294967295ul
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| 75 |
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| 76 |
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| 77 | /***********************************************************************
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| 78 | // architecture defines
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| 79 | ************************************************************************/
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| 80 |
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| 81 | #if !defined(__LZO_WIN) && !defined(__LZO_DOS) && !defined(__LZO_OS2)
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| 82 | # if defined(__WINDOWS__) || defined(_WINDOWS) || defined(_Windows)
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| 83 | # define __LZO_WIN
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| 84 | # elif defined(__WIN32__) || defined(_WIN32) || defined(WIN32)
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| 85 | # define __LZO_WIN
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| 86 | # elif defined(__NT__) || defined(__NT_DLL__) || defined(__WINDOWS_386__)
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| 87 | # define __LZO_WIN
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| 88 | # elif defined(__DOS__) || defined(__MSDOS__) || defined(MSDOS)
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| 89 | # define __LZO_DOS
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| 90 | # elif defined(__OS2__) || defined(__OS2V2__) || defined(OS2)
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| 91 | # define __LZO_OS2
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| 92 | # elif defined(__palmos__)
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| 93 | # define __LZO_PALMOS
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| 94 | # elif defined(__TOS__) || defined(__atarist__)
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| 95 | # define __LZO_TOS
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| 96 | # endif
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| 97 | #endif
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| 98 |
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| 99 | #if (UINT_MAX < LZO_0xffffffffL)
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| 100 | # if defined(__LZO_WIN)
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| 101 | # define __LZO_WIN16
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| 102 | # elif defined(__LZO_DOS)
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| 103 | # define __LZO_DOS16
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| 104 | # elif defined(__LZO_PALMOS)
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| 105 | # define __LZO_PALMOS16
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| 106 | # elif defined(__LZO_TOS)
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| 107 | # define __LZO_TOS16
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| 108 | # elif defined(__C166__)
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| 109 | # else
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| 110 | # error "16-bit target not supported - contact me for porting hints"
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| 111 | # endif
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| 112 | #endif
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| 113 |
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| 114 | #if !defined(__LZO_i386)
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| 115 | # if defined(__LZO_DOS) || defined(__LZO_WIN16)
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| 116 | # define __LZO_i386
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| 117 | # elif defined(__i386__) || defined(__386__) || defined(_M_IX86)
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| 118 | # define __LZO_i386
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| 119 | # endif
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| 120 | #endif
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| 121 |
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| 122 | #if defined(__LZO_STRICT_16BIT)
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| 123 | # if (UINT_MAX < LZO_0xffffffffL)
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| 124 | # include <lzo16bit.h>
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| 125 | # endif
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| 126 | #endif
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| 127 |
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| 128 |
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| 129 | /***********************************************************************
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| 130 | // integral and pointer types
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| 131 | ************************************************************************/
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| 132 |
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| 133 | /* Integral types with 32 bits or more */
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| 134 | #if !defined(LZO_UINT32_MAX)
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| 135 | # if (UINT_MAX >= LZO_0xffffffffL)
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| 136 | typedef unsigned int lzo_uint32;
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| 137 | typedef int lzo_int32;
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| 138 | # define LZO_UINT32_MAX UINT_MAX
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| 139 | # define LZO_INT32_MAX INT_MAX
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| 140 | # define LZO_INT32_MIN INT_MIN
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| 141 | # elif (ULONG_MAX >= LZO_0xffffffffL)
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| 142 | typedef unsigned long lzo_uint32;
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| 143 | typedef long lzo_int32;
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| 144 | # define LZO_UINT32_MAX ULONG_MAX
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| 145 | # define LZO_INT32_MAX LONG_MAX
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| 146 | # define LZO_INT32_MIN LONG_MIN
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| 147 | # else
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| 148 | # error "lzo_uint32"
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| 149 | # endif
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| 150 | #endif
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| 151 |
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| 152 | /* lzo_uint is used like size_t */
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| 153 | #if !defined(LZO_UINT_MAX)
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| 154 | # if (UINT_MAX >= LZO_0xffffffffL)
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| 155 | typedef unsigned int lzo_uint;
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| 156 | typedef int lzo_int;
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| 157 | # define LZO_UINT_MAX UINT_MAX
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| 158 | # define LZO_INT_MAX INT_MAX
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| 159 | # define LZO_INT_MIN INT_MIN
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| 160 | # elif (ULONG_MAX >= LZO_0xffffffffL)
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| 161 | typedef unsigned long lzo_uint;
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| 162 | typedef long lzo_int;
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| 163 | # define LZO_UINT_MAX ULONG_MAX
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| 164 | # define LZO_INT_MAX LONG_MAX
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| 165 | # define LZO_INT_MIN LONG_MIN
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| 166 | # else
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| 167 | # error "lzo_uint"
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| 168 | # endif
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| 169 | #endif
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| 170 |
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| 171 |
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| 172 | /* Memory model that allows to access memory at offsets of lzo_uint. */
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| 173 | #if !defined(__LZO_MMODEL)
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| 174 | # if (LZO_UINT_MAX <= UINT_MAX)
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| 175 | # define __LZO_MMODEL
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| 176 | # elif defined(__LZO_DOS16) || defined(__LZO_WIN16)
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| 177 | # define __LZO_MMODEL __huge
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| 178 | # define LZO_999_UNSUPPORTED
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| 179 | # elif defined(__LZO_PALMOS16) || defined(__LZO_TOS16)
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| 180 | # define __LZO_MMODEL
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| 181 | # else
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| 182 | # error "__LZO_MMODEL"
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| 183 | # endif
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| 184 | #endif
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| 185 |
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| 186 | /* no typedef here because of const-pointer issues */
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| 187 | #define lzo_byte unsigned char __LZO_MMODEL
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| 188 | #define lzo_bytep unsigned char __LZO_MMODEL *
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| 189 | #define lzo_charp char __LZO_MMODEL *
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| 190 | #define lzo_voidp void __LZO_MMODEL *
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| 191 | #define lzo_shortp short __LZO_MMODEL *
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| 192 | #define lzo_ushortp unsigned short __LZO_MMODEL *
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| 193 | #define lzo_uint32p lzo_uint32 __LZO_MMODEL *
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| 194 | #define lzo_int32p lzo_int32 __LZO_MMODEL *
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| 195 | #define lzo_uintp lzo_uint __LZO_MMODEL *
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| 196 | #define lzo_intp lzo_int __LZO_MMODEL *
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| 197 | #define lzo_voidpp lzo_voidp __LZO_MMODEL *
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| 198 | #define lzo_bytepp lzo_bytep __LZO_MMODEL *
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| 199 |
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| 200 | typedef int lzo_bool;
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| 201 |
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| 202 | #ifndef lzo_sizeof_dict_t
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| 203 | # define lzo_sizeof_dict_t sizeof(lzo_bytep)
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| 204 | #endif
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| 205 |
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| 206 |
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| 207 | /***********************************************************************
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| 208 | // function types
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| 209 | ************************************************************************/
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| 210 |
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| 211 | /* linkage */
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| 212 | #if !defined(__LZO_EXTERN_C)
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| 213 | # ifdef __cplusplus
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| 214 | # define __LZO_EXTERN_C extern "C"
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| 215 | # else
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| 216 | # define __LZO_EXTERN_C extern
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| 217 | # endif
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| 218 | #endif
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| 219 |
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| 220 | /* calling conventions */
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| 221 | #if !defined(__LZO_CDECL)
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| 222 | # if defined(__LZO_DOS16) || defined(__LZO_WIN16)
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| 223 | # define __LZO_CDECL __far __cdecl
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| 224 | # elif defined(__LZO_i386) && defined(_MSC_VER)
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| 225 | # define __LZO_CDECL __cdecl
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| 226 | # elif defined(__LZO_i386) && defined(__WATCOMC__)
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| 227 | # define __LZO_CDECL __near __cdecl
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| 228 | # else
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| 229 | # define __LZO_CDECL
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| 230 | # endif
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| 231 | #endif
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| 232 | #if !defined(__LZO_ENTRY)
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| 233 | # define __LZO_ENTRY __LZO_CDECL
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| 234 | #endif
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| 235 |
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| 236 | /* DLL export information */
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| 237 | #if !defined(__LZO_EXPORT1)
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| 238 | # define __LZO_EXPORT1
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| 239 | #endif
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| 240 | #if !defined(__LZO_EXPORT2)
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| 241 | # define __LZO_EXPORT2
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| 242 | #endif
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| 243 |
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| 244 | /* calling convention for C functions */
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| 245 | #if !defined(LZO_PUBLIC)
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| 246 | # define LZO_PUBLIC(_rettype) __LZO_EXPORT1 _rettype __LZO_EXPORT2 __LZO_ENTRY
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| 247 | #endif
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| 248 | #if !defined(LZO_EXTERN)
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| 249 | # define LZO_EXTERN(_rettype) __LZO_EXTERN_C LZO_PUBLIC(_rettype)
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| 250 | #endif
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| 251 | #if !defined(LZO_PRIVATE)
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| 252 | # define LZO_PRIVATE(_rettype) static _rettype __LZO_ENTRY
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| 253 | #endif
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| 254 |
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| 255 | /* cdecl calling convention for assembler functions */
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| 256 | #if !defined(LZO_PUBLIC_CDECL)
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| 257 | # define LZO_PUBLIC_CDECL(_rettype) \
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| 258 | __LZO_EXPORT1 _rettype __LZO_EXPORT2 __LZO_CDECL
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| 259 | #endif
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| 260 | #if !defined(LZO_EXTERN_CDECL)
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| 261 | # define LZO_EXTERN_CDECL(_rettype) __LZO_EXTERN_C LZO_PUBLIC_CDECL(_rettype)
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| 262 | #endif
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| 263 |
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| 264 |
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| 265 | typedef int
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| 266 | (__LZO_ENTRY *lzo_compress_t) ( const lzo_byte *src, lzo_uint src_len,
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| 267 | lzo_byte *dst, lzo_uint *dst_len,
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| 268 | lzo_voidp wrkmem );
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| 269 |
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| 270 | typedef int
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| 271 | (__LZO_ENTRY *lzo_decompress_t) ( const lzo_byte *src, lzo_uint src_len,
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| 272 | lzo_byte *dst, lzo_uint *dst_len,
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| 273 | lzo_voidp wrkmem );
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| 274 |
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| 275 | typedef int
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| 276 | (__LZO_ENTRY *lzo_optimize_t) ( lzo_byte *src, lzo_uint src_len,
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| 277 | lzo_byte *dst, lzo_uint *dst_len,
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| 278 | lzo_voidp wrkmem );
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| 279 |
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| 280 | typedef int
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| 281 | (__LZO_ENTRY *lzo_compress_dict_t)(const lzo_byte *src, lzo_uint src_len,
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| 282 | lzo_byte *dst, lzo_uint *dst_len,
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| 283 | lzo_voidp wrkmem,
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| 284 | const lzo_byte *dict, lzo_uint dict_len );
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| 285 |
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| 286 | typedef int
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| 287 | (__LZO_ENTRY *lzo_decompress_dict_t)(const lzo_byte *src, lzo_uint src_len,
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| 288 | lzo_byte *dst, lzo_uint *dst_len,
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| 289 | lzo_voidp wrkmem,
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| 290 | const lzo_byte *dict, lzo_uint dict_len );
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| 291 |
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| 292 |
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| 293 | /* a progress indicator callback function */
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| 294 | typedef void (__LZO_ENTRY *lzo_progress_callback_t) (lzo_uint, lzo_uint);
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| 295 |
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| 296 |
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| 297 | /***********************************************************************
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| 298 | // error codes and prototypes
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| 299 | ************************************************************************/
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| 300 |
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| 301 | /* Error codes for the compression/decompression functions. Negative
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| 302 | * values are errors, positive values will be used for special but
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| 303 | * normal events.
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| 304 | */
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| 305 | #define LZO_E_OK 0
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| 306 | #define LZO_E_ERROR (-1)
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| 307 | #define LZO_E_OUT_OF_MEMORY (-2) /* not used right now */
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| 308 | #define LZO_E_NOT_COMPRESSIBLE (-3) /* not used right now */
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| 309 | #define LZO_E_INPUT_OVERRUN (-4)
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| 310 | #define LZO_E_OUTPUT_OVERRUN (-5)
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| 311 | #define LZO_E_LOOKBEHIND_OVERRUN (-6)
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| 312 | #define LZO_E_EOF_NOT_FOUND (-7)
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| 313 | #define LZO_E_INPUT_NOT_CONSUMED (-8)
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| 314 |
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| 315 |
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| 316 | /* lzo_init() should be the first function you call.
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| 317 | * Check the return code !
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| 318 | *
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| 319 | * lzo_init() is a macro to allow checking that the library and the
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| 320 | * compiler's view of various types are consistent.
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| 321 | */
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| 322 | #define lzo_init() __lzo_init2(LZO_VERSION,(int)sizeof(short),(int)sizeof(int),\
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| 323 | (int)sizeof(long),(int)sizeof(lzo_uint32),(int)sizeof(lzo_uint),\
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| 324 | (int)lzo_sizeof_dict_t,(int)sizeof(char *),(int)sizeof(lzo_voidp),\
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| 325 | (int)sizeof(lzo_compress_t))
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| 326 | LZO_EXTERN(int) __lzo_init2(unsigned,int,int,int,int,int,int,int,int,int);
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| 327 |
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| 328 | /* version functions (useful for shared libraries) */
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| 329 | LZO_EXTERN(unsigned) lzo_version(void);
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| 330 | LZO_EXTERN(const char *) lzo_version_string(void);
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| 331 | LZO_EXTERN(const char *) lzo_version_date(void);
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| 332 | LZO_EXTERN(const lzo_charp) _lzo_version_string(void);
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| 333 | LZO_EXTERN(const lzo_charp) _lzo_version_date(void);
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| 334 |
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| 335 | /* string functions */
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| 336 | LZO_EXTERN(int)
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| 337 | lzo_memcmp(const lzo_voidp _s1, const lzo_voidp _s2, lzo_uint _len);
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| 338 | LZO_EXTERN(lzo_voidp)
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| 339 | lzo_memcpy(lzo_voidp _dest, const lzo_voidp _src, lzo_uint _len);
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| 340 | LZO_EXTERN(lzo_voidp)
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| 341 | lzo_memmove(lzo_voidp _dest, const lzo_voidp _src, lzo_uint _len);
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| 342 | LZO_EXTERN(lzo_voidp)
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| 343 | lzo_memset(lzo_voidp _s, int _c, lzo_uint _len);
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| 344 |
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| 345 | /* checksum functions */
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| 346 | LZO_EXTERN(lzo_uint32)
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| 347 | lzo_adler32(lzo_uint32 _adler, const lzo_byte *_buf, lzo_uint _len);
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| 348 | LZO_EXTERN(lzo_uint32)
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| 349 | lzo_crc32(lzo_uint32 _c, const lzo_byte *_buf, lzo_uint _len);
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| 350 |
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| 351 | /* memory allocation functions */
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| 352 | LZO_EXTERN(lzo_bytep) lzo_alloc(lzo_uint _nelems, lzo_uint _size);
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| 353 | LZO_EXTERN(lzo_bytep) lzo_malloc(lzo_uint _size);
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| 354 | LZO_EXTERN(void) lzo_free(lzo_voidp _ptr);
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| 355 |
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| 356 | extern lzo_bytep (__LZO_ENTRY *lzo_alloc_hook) (lzo_uint,lzo_uint);
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| 357 | extern void (__LZO_ENTRY *lzo_free_hook) (lzo_voidp);
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| 358 |
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| 359 | /* misc. */
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| 360 | LZO_EXTERN(lzo_bool) lzo_assert(int _expr);
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| 361 | LZO_EXTERN(int) _lzo_config_check(void);
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| 362 | typedef union { lzo_bytep p; lzo_uint u; } __lzo_pu_u;
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| 363 | typedef union { lzo_bytep p; lzo_uint32 u32; } __lzo_pu32_u;
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| 364 |
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| 365 | /* align a char pointer on a boundary that is a multiple of `size' */
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| 366 | LZO_EXTERN(unsigned) __lzo_align_gap(const lzo_voidp _ptr, lzo_uint _size);
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| 367 | #define LZO_PTR_ALIGN_UP(_ptr,_size) \
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| 368 | ((_ptr) + (lzo_uint) __lzo_align_gap((const lzo_voidp)(_ptr),(lzo_uint)(_size)))
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| 369 |
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| 370 | /* deprecated - only for backward compatibility */
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| 371 | #define LZO_ALIGN(_ptr,_size) LZO_PTR_ALIGN_UP(_ptr,_size)
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| 372 |
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| 373 |
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| 374 | #ifdef __cplusplus
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| 375 | } /* extern "C" */
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| 376 | #endif
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| 377 |
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| 378 | #endif /* already included */
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| 379 |
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