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454 lines
16 KiB
C
454 lines
16 KiB
C
/* lzoconf.h -- configuration of the LZO 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) 1996-2017 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 0x20a0 /* 2.10 */
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#define LZO_VERSION_STRING "2.10"
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#define LZO_VERSION_DATE "Mar 01 2017"
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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(USHRT_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 <lzo/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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/* 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 must match size_t */
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#if !defined(LZO_UINT_MAX)
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# if (LZO_ABI_LLP64)
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# if (LZO_OS_WIN64)
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typedef unsigned __int64 lzo_uint;
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typedef __int64 lzo_int;
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# define LZO_TYPEOF_LZO_INT LZO_TYPEOF___INT64
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# else
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typedef lzo_ullong_t lzo_uint;
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typedef lzo_llong_t lzo_int;
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# define LZO_TYPEOF_LZO_INT LZO_TYPEOF_LONG_LONG
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# endif
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# define LZO_SIZEOF_LZO_INT 8
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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 (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_SIZEOF_LZO_INT LZO_SIZEOF_INT
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# define LZO_TYPEOF_LZO_INT LZO_TYPEOF_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_SIZEOF_LZO_INT LZO_SIZEOF_LONG
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# define LZO_TYPEOF_LZO_INT LZO_TYPEOF_LONG
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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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/* The larger type of lzo_uint and lzo_uint32_t. */
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#if (LZO_SIZEOF_LZO_INT >= 4)
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# define lzo_xint lzo_uint
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#else
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# define lzo_xint lzo_uint32_t
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#endif
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typedef int lzo_bool;
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/* sanity checks */
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LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_int) == LZO_SIZEOF_LZO_INT)
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LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint) == LZO_SIZEOF_LZO_INT)
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LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_xint) >= sizeof(lzo_uint))
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LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_xint) >= sizeof(lzo_uint32_t))
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#ifndef __LZO_MMODEL
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#define __LZO_MMODEL /*empty*/
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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_intp lzo_int __LZO_MMODEL *
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#define lzo_uintp lzo_uint __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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#define lzo_int8_tp lzo_int8_t __LZO_MMODEL *
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#define lzo_uint8_tp lzo_uint8_t __LZO_MMODEL *
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#define lzo_int16_tp lzo_int16_t __LZO_MMODEL *
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#define lzo_uint16_tp lzo_uint16_t __LZO_MMODEL *
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#define lzo_int32_tp lzo_int32_t __LZO_MMODEL *
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#define lzo_uint32_tp lzo_uint32_t __LZO_MMODEL *
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#if defined(lzo_int64_t)
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#define lzo_int64_tp lzo_int64_t __LZO_MMODEL *
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#define lzo_uint64_tp lzo_uint64_t __LZO_MMODEL *
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#endif
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/* Older LZO versions used to support ancient systems and memory models
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* such as 16-bit MSDOS with __huge pointers or Cray PVP, but these
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* obsolete configurations are not supported any longer.
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*/
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#if defined(__LZO_MMODEL_HUGE)
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#error "__LZO_MMODEL_HUGE memory model is unsupported"
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#endif
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#if (LZO_MM_PVP)
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#error "LZO_MM_PVP memory model is unsupported"
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#endif
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#if (LZO_SIZEOF_INT < 4)
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#error "LZO_SIZEOF_INT < 4 is unsupported"
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#endif
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#if (__LZO_UINTPTR_T_IS_POINTER)
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#error "__LZO_UINTPTR_T_IS_POINTER is unsupported"
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#endif
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LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(int) >= 4)
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LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint) >= 4)
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/* Strange configurations where sizeof(lzo_uint) != sizeof(size_t) should
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* work but have not received much testing lately, so be strict here.
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*/
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LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint) == sizeof(size_t))
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LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint) == sizeof(ptrdiff_t))
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LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint) == sizeof(lzo_uintptr_t))
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LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(void *) == sizeof(lzo_uintptr_t))
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LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(char *) == sizeof(lzo_uintptr_t))
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LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(long *) == sizeof(lzo_uintptr_t))
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LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(void *) == sizeof(lzo_voidp))
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LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(char *) == sizeof(lzo_bytep))
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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(r) __LZO_EXPORT1 r __LZO_EXPORT2 __LZO_CDECL
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#endif
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#if !defined(LZO_EXTERN)
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# define LZO_EXTERN(r) __LZO_EXTERN_C LZO_PUBLIC(r)
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#endif
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#if !defined(LZO_PRIVATE)
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# define LZO_PRIVATE(r) static r __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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/* INFO: 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) /* [lzo_alloc_func_t failure] */
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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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#define LZO_E_INVALID_ARGUMENT (-10)
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#define LZO_E_INVALID_ALIGNMENT (-11) /* pointer argument is not properly aligned */
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#define LZO_E_OUTPUT_NOT_CONSUMED (-12)
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#define LZO_E_INTERNAL_ERROR (-99)
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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_t),(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_t)
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lzo_adler32(lzo_uint32_t c, const lzo_bytep buf, lzo_uint len);
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LZO_EXTERN(lzo_uint32_t)
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lzo_crc32(lzo_uint32_t c, const lzo_bytep buf, lzo_uint len);
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LZO_EXTERN(const lzo_uint32_tp)
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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 {
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lzo_voidp a00; lzo_bytep a01; lzo_uint a02; lzo_xint a03; lzo_uintptr_t a04;
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void *a05; unsigned char *a06; unsigned long a07; size_t a08; ptrdiff_t a09;
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#if defined(lzo_int64_t)
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lzo_uint64_t a10;
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#endif
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} 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
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************************************************************************/
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/* deprecated - use 'lzo_bytep' instead of 'lzo_byte *' */
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#define lzo_byte unsigned char
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/* deprecated type names */
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#define lzo_int32 lzo_int32_t
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#define lzo_uint32 lzo_uint32_t
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#define lzo_int32p lzo_int32_t __LZO_MMODEL *
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#define lzo_uint32p lzo_uint32_t __LZO_MMODEL *
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#define LZO_INT32_MAX LZO_INT32_C(2147483647)
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#define LZO_UINT32_MAX LZO_UINT32_C(4294967295)
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#if defined(lzo_int64_t)
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#define lzo_int64 lzo_int64_t
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#define lzo_uint64 lzo_uint64_t
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#define lzo_int64p lzo_int64_t __LZO_MMODEL *
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#define lzo_uint64p lzo_uint64_t __LZO_MMODEL *
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#define LZO_INT64_MAX LZO_INT64_C(9223372036854775807)
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#define LZO_UINT64_MAX LZO_UINT64_C(18446744073709551615)
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#endif
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/* deprecated types */
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typedef union { lzo_bytep a; lzo_uint b; } __lzo_pu_u;
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typedef union { lzo_bytep a; lzo_uint32_t b; } __lzo_pu32_u;
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/* deprecated defines */
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#if !defined(LZO_SIZEOF_LZO_UINT)
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# define LZO_SIZEOF_LZO_UINT LZO_SIZEOF_LZO_INT
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#endif
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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 sw=4 et: */
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