420 lines
14 KiB
C
420 lines
14 KiB
C
/* lzoconf.h -- configuration for the LZO real-time data compression library
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This file is part of the LZO real-time data compression library.
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Copyright (C) 2010 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2009 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2008 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2007 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2006 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2005 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2004 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2003 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2002 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2001 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2000 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 1999 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 1998 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 1997 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 1996 Markus Franz Xaver Johannes Oberhumer
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All Rights Reserved.
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The LZO library is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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The LZO library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with the LZO library; see the file COPYING.
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If not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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Markus F.X.J. Oberhumer
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<markus@oberhumer.com>
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http://www.oberhumer.com/opensource/lzo/
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*/
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#ifndef __LZOCONF_H_INCLUDED
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#define __LZOCONF_H_INCLUDED 1
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#define LZO_VERSION 0x2040
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#define LZO_VERSION_STRING "2.04"
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#define LZO_VERSION_DATE "Oct 31 2010"
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/* internal Autoconf configuration file - only used when building LZO */
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#if defined(LZO_HAVE_CONFIG_H)
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# include <config.h>
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#endif
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#include <limits.h>
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#include <stddef.h>
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/***********************************************************************
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// LZO requires a conforming <limits.h>
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************************************************************************/
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#if !defined(CHAR_BIT) || (CHAR_BIT != 8)
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# error "invalid CHAR_BIT"
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#endif
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#if !defined(UCHAR_MAX) || !defined(UINT_MAX) || !defined(ULONG_MAX)
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# error "check your compiler installation"
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#endif
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#if (USHRT_MAX < 1) || (UINT_MAX < 1) || (ULONG_MAX < 1)
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# error "your limits.h macros are broken"
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#endif
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/* get OS and architecture defines */
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#ifndef __LZODEFS_H_INCLUDED
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#include "lzodefs.h"
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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/***********************************************************************
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// some core defines
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************************************************************************/
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#if !defined(LZO_UINT32_C)
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# if (UINT_MAX < LZO_0xffffffffL)
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# define LZO_UINT32_C(c) c ## UL
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# else
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# define LZO_UINT32_C(c) ((c) + 0U)
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# endif
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#endif
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/* memory checkers */
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#if !defined(__LZO_CHECKER)
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# if defined(__BOUNDS_CHECKING_ON)
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# define __LZO_CHECKER 1
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# elif defined(__CHECKER__)
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# define __LZO_CHECKER 1
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# elif defined(__INSURE__)
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# define __LZO_CHECKER 1
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# elif defined(__PURIFY__)
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# define __LZO_CHECKER 1
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# endif
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#endif
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/***********************************************************************
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// integral and pointer types
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************************************************************************/
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/* lzo_uint should match size_t */
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#if !defined(LZO_UINT_MAX)
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# if defined(LZO_ABI_LLP64) /* WIN64 */
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# if defined(LZO_OS_WIN64)
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typedef unsigned __int64 lzo_uint;
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typedef __int64 lzo_int;
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# else
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typedef unsigned long long lzo_uint;
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typedef long long lzo_int;
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# endif
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# define LZO_UINT_MAX 0xffffffffffffffffull
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# define LZO_INT_MAX 9223372036854775807LL
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# define LZO_INT_MIN (-1LL - LZO_INT_MAX)
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# elif defined(LZO_ABI_IP32L64) /* MIPS R5900 */
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typedef unsigned int lzo_uint;
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typedef int lzo_int;
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# define LZO_UINT_MAX UINT_MAX
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# define LZO_INT_MAX INT_MAX
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# define LZO_INT_MIN INT_MIN
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# elif (ULONG_MAX >= LZO_0xffffffffL)
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typedef unsigned long lzo_uint;
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typedef long lzo_int;
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# define LZO_UINT_MAX ULONG_MAX
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# define LZO_INT_MAX LONG_MAX
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# define LZO_INT_MIN LONG_MIN
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# else
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# error "lzo_uint"
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# endif
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#endif
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/* Integral types with 32 bits or more. */
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#if !defined(LZO_UINT32_MAX)
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# if (UINT_MAX >= LZO_0xffffffffL)
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typedef unsigned int lzo_uint32;
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typedef int lzo_int32;
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# define LZO_UINT32_MAX UINT_MAX
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# define LZO_INT32_MAX INT_MAX
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# define LZO_INT32_MIN INT_MIN
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# elif (ULONG_MAX >= LZO_0xffffffffL)
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typedef unsigned long lzo_uint32;
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typedef long lzo_int32;
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# define LZO_UINT32_MAX ULONG_MAX
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# define LZO_INT32_MAX LONG_MAX
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# define LZO_INT32_MIN LONG_MIN
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# else
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# error "lzo_uint32"
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# endif
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#endif
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/* The larger type of lzo_uint and lzo_uint32. */
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#if (LZO_UINT_MAX >= LZO_UINT32_MAX)
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# define lzo_xint lzo_uint
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#else
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# define lzo_xint lzo_uint32
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#endif
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/* Memory model that allows to access memory at offsets of lzo_uint. */
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#if !defined(__LZO_MMODEL)
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# if (LZO_UINT_MAX <= UINT_MAX)
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# define __LZO_MMODEL /*empty*/
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# elif defined(LZO_HAVE_MM_HUGE_PTR)
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# define __LZO_MMODEL_HUGE 1
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# define __LZO_MMODEL __huge
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# else
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# define __LZO_MMODEL /*empty*/
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# endif
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#endif
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/* no typedef here because of const-pointer issues */
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#define lzo_bytep unsigned char __LZO_MMODEL *
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#define lzo_charp char __LZO_MMODEL *
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#define lzo_voidp void __LZO_MMODEL *
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#define lzo_shortp short __LZO_MMODEL *
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#define lzo_ushortp unsigned short __LZO_MMODEL *
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#define lzo_uint32p lzo_uint32 __LZO_MMODEL *
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#define lzo_int32p lzo_int32 __LZO_MMODEL *
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#define lzo_uintp lzo_uint __LZO_MMODEL *
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#define lzo_intp lzo_int __LZO_MMODEL *
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#define lzo_xintp lzo_xint __LZO_MMODEL *
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#define lzo_voidpp lzo_voidp __LZO_MMODEL *
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#define lzo_bytepp lzo_bytep __LZO_MMODEL *
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/* deprecated - use 'lzo_bytep' instead of 'lzo_byte *' */
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#define lzo_byte unsigned char __LZO_MMODEL
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typedef int lzo_bool;
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/***********************************************************************
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// function types
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************************************************************************/
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/* name mangling */
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#if !defined(__LZO_EXTERN_C)
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# ifdef __cplusplus
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# define __LZO_EXTERN_C extern "C"
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# else
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# define __LZO_EXTERN_C extern
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# endif
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#endif
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/* calling convention */
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#if !defined(__LZO_CDECL)
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# define __LZO_CDECL __lzo_cdecl
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#endif
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/* DLL export information */
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#if !defined(__LZO_EXPORT1)
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# define __LZO_EXPORT1 /*empty*/
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#endif
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#if !defined(__LZO_EXPORT2)
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# define __LZO_EXPORT2 /*empty*/
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#endif
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/* __cdecl calling convention for public C and assembly functions */
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#if !defined(LZO_PUBLIC)
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# define LZO_PUBLIC(_rettype) __LZO_EXPORT1 _rettype __LZO_EXPORT2 __LZO_CDECL
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#endif
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#if !defined(LZO_EXTERN)
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# define LZO_EXTERN(_rettype) __LZO_EXTERN_C LZO_PUBLIC(_rettype)
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#endif
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#if !defined(LZO_PRIVATE)
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# define LZO_PRIVATE(_rettype) static _rettype __LZO_CDECL
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#endif
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/* function types */
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typedef int
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(__LZO_CDECL *lzo_compress_t) ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem );
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typedef int
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(__LZO_CDECL *lzo_decompress_t) ( const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem );
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typedef int
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(__LZO_CDECL *lzo_optimize_t) ( lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem );
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typedef int
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(__LZO_CDECL *lzo_compress_dict_t)(const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem,
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const lzo_bytep dict, lzo_uint dict_len );
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typedef int
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(__LZO_CDECL *lzo_decompress_dict_t)(const lzo_bytep src, lzo_uint src_len,
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lzo_bytep dst, lzo_uintp dst_len,
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lzo_voidp wrkmem,
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const lzo_bytep dict, lzo_uint dict_len );
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/* Callback interface. Currently only the progress indicator ("nprogress")
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* is used, but this may change in a future release. */
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struct lzo_callback_t;
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typedef struct lzo_callback_t lzo_callback_t;
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#define lzo_callback_p lzo_callback_t __LZO_MMODEL *
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/* malloc & free function types */
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typedef lzo_voidp (__LZO_CDECL *lzo_alloc_func_t)
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(lzo_callback_p self, lzo_uint items, lzo_uint size);
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typedef void (__LZO_CDECL *lzo_free_func_t)
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(lzo_callback_p self, lzo_voidp ptr);
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/* a progress indicator callback function */
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typedef void (__LZO_CDECL *lzo_progress_func_t)
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(lzo_callback_p, lzo_uint, lzo_uint, int);
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struct lzo_callback_t
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{
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/* custom allocators (set to 0 to disable) */
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lzo_alloc_func_t nalloc; /* [not used right now] */
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lzo_free_func_t nfree; /* [not used right now] */
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/* a progress indicator callback function (set to 0 to disable) */
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lzo_progress_func_t nprogress;
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/* NOTE: the first parameter "self" of the nalloc/nfree/nprogress
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* callbacks points back to this struct, so you are free to store
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* some extra info in the following variables. */
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lzo_voidp user1;
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lzo_xint user2;
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lzo_xint user3;
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};
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/***********************************************************************
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// error codes and prototypes
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************************************************************************/
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/* Error codes for the compression/decompression functions. Negative
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* values are errors, positive values will be used for special but
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* normal events.
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*/
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#define LZO_E_OK 0
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#define LZO_E_ERROR (-1)
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#define LZO_E_OUT_OF_MEMORY (-2) /* [not used right now] */
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#define LZO_E_NOT_COMPRESSIBLE (-3) /* [not used right now] */
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#define LZO_E_INPUT_OVERRUN (-4)
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#define LZO_E_OUTPUT_OVERRUN (-5)
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#define LZO_E_LOOKBEHIND_OVERRUN (-6)
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#define LZO_E_EOF_NOT_FOUND (-7)
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#define LZO_E_INPUT_NOT_CONSUMED (-8)
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#define LZO_E_NOT_YET_IMPLEMENTED (-9) /* [not used right now] */
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#ifndef lzo_sizeof_dict_t
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# define lzo_sizeof_dict_t ((unsigned)sizeof(lzo_bytep))
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#endif
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/* lzo_init() should be the first function you call.
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* Check the return code !
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*
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* lzo_init() is a macro to allow checking that the library and the
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* compiler's view of various types are consistent.
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*/
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#define lzo_init() __lzo_init_v2(LZO_VERSION,(int)sizeof(short),(int)sizeof(int),\
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(int)sizeof(long),(int)sizeof(lzo_uint32),(int)sizeof(lzo_uint),\
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(int)lzo_sizeof_dict_t,(int)sizeof(char *),(int)sizeof(lzo_voidp),\
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(int)sizeof(lzo_callback_t))
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LZO_EXTERN(int) __lzo_init_v2(unsigned,int,int,int,int,int,int,int,int,int);
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/* version functions (useful for shared libraries) */
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LZO_EXTERN(unsigned) lzo_version(void);
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LZO_EXTERN(const char *) lzo_version_string(void);
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LZO_EXTERN(const char *) lzo_version_date(void);
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LZO_EXTERN(const lzo_charp) _lzo_version_string(void);
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LZO_EXTERN(const lzo_charp) _lzo_version_date(void);
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/* string functions */
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LZO_EXTERN(int)
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lzo_memcmp(const lzo_voidp a, const lzo_voidp b, lzo_uint len);
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LZO_EXTERN(lzo_voidp)
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lzo_memcpy(lzo_voidp dst, const lzo_voidp src, lzo_uint len);
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LZO_EXTERN(lzo_voidp)
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lzo_memmove(lzo_voidp dst, const lzo_voidp src, lzo_uint len);
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LZO_EXTERN(lzo_voidp)
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lzo_memset(lzo_voidp buf, int c, lzo_uint len);
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/* checksum functions */
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LZO_EXTERN(lzo_uint32)
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lzo_adler32(lzo_uint32 c, const lzo_bytep buf, lzo_uint len);
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LZO_EXTERN(lzo_uint32)
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lzo_crc32(lzo_uint32 c, const lzo_bytep buf, lzo_uint len);
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LZO_EXTERN(const lzo_uint32p)
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lzo_get_crc32_table(void);
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/* misc. */
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LZO_EXTERN(int) _lzo_config_check(void);
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typedef union { lzo_bytep p; lzo_uint u; } __lzo_pu_u;
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typedef union { lzo_bytep p; lzo_uint32 u32; } __lzo_pu32_u;
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typedef union { void *vp; lzo_bytep bp; lzo_uint u; lzo_uint32 u32; unsigned long l; } lzo_align_t;
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/* align a char pointer on a boundary that is a multiple of 'size' */
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LZO_EXTERN(unsigned) __lzo_align_gap(const lzo_voidp p, lzo_uint size);
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#define LZO_PTR_ALIGN_UP(p,size) \
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((p) + (lzo_uint) __lzo_align_gap((const lzo_voidp)(p),(lzo_uint)(size)))
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/***********************************************************************
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// deprecated macros - only for backward compatibility with LZO v1.xx
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************************************************************************/
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#if defined(LZO_CFG_COMPAT)
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#define __LZOCONF_H 1
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#if defined(LZO_ARCH_I086)
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# define __LZO_i386 1
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#elif defined(LZO_ARCH_I386)
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# define __LZO_i386 1
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#endif
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#if defined(LZO_OS_DOS16)
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# define __LZO_DOS 1
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# define __LZO_DOS16 1
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#elif defined(LZO_OS_DOS32)
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# define __LZO_DOS 1
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#elif defined(LZO_OS_WIN16)
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# define __LZO_WIN 1
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# define __LZO_WIN16 1
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#elif defined(LZO_OS_WIN32)
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# define __LZO_WIN 1
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#endif
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#define __LZO_CMODEL /*empty*/
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#define __LZO_DMODEL /*empty*/
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#define __LZO_ENTRY __LZO_CDECL
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#define LZO_EXTERN_CDECL LZO_EXTERN
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#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 et: */
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