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lzoconf.h
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/* lzoconf.h -- configuration of the LZO data compression library
This file is part of the LZO real-time data compression library.
Copyright (C) 1996-2015 Markus Franz Xaver Johannes Oberhumer
All Rights Reserved.
The LZO library is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of
the License, or (at your option) any later version.
The LZO library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with the LZO library; see the file COPYING.
If not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
Markus F.X.J. Oberhumer
http://www.oberhumer.com/opensource/lzo/
*/
#ifndef __LZOCONF_H_INCLUDED
#define __LZOCONF_H_INCLUDED 1
#define LZO_VERSION 0x2090
#define LZO_VERSION_STRING "2.09"
#define LZO_VERSION_DATE "Feb 04 2015"
/* internal Autoconf configuration file - only used when building LZO */
#if defined(LZO_HAVE_CONFIG_H)
# include <config.h>
#endif
#include <limits.h>
#include <stddef.h>
/***********************************************************************
// LZO requires a conforming <limits.h>
************************************************************************/
#if !defined(CHAR_BIT) || (CHAR_BIT != 8)
# error "invalid CHAR_BIT"
#endif
#if !defined(UCHAR_MAX) || !defined(USHRT_MAX) || !defined(UINT_MAX) || !defined(ULONG_MAX)
# error "check your compiler installation"
#endif
#if (USHRT_MAX < 1) || (UINT_MAX < 1) || (ULONG_MAX < 1)
# error "your limits.h macros are broken"
#endif
/* get OS and architecture defines */
#ifndef __LZODEFS_H_INCLUDED
#include <lzo/lzodefs.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
/***********************************************************************
// some core defines
************************************************************************/
/* memory checkers */
#if !defined(__LZO_CHECKER)
# if defined(__BOUNDS_CHECKING_ON)
# define __LZO_CHECKER 1
# elif defined(__CHECKER__)
# define __LZO_CHECKER 1
# elif defined(__INSURE__)
# define __LZO_CHECKER 1
# elif defined(__PURIFY__)
# define __LZO_CHECKER 1
# endif
#endif
/***********************************************************************
// integral and pointer types
************************************************************************/
/* lzo_uint must match size_t */
#if !defined(LZO_UINT_MAX)
# if (LZO_ABI_LLP64)
# if (LZO_OS_WIN64)
typedef unsigned __int64 lzo_uint;
typedef __int64 lzo_int;
# define LZO_TYPEOF_LZO_INT LZO_TYPEOF___INT64
# else
typedef lzo_ullong_t lzo_uint;
typedef lzo_llong_t lzo_int;
# define LZO_TYPEOF_LZO_INT LZO_TYPEOF_LONG_LONG
# endif
# define LZO_SIZEOF_LZO_INT 8
# define LZO_UINT_MAX 0xffffffffffffffffull
# define LZO_INT_MAX 9223372036854775807LL
# define LZO_INT_MIN (-1LL - LZO_INT_MAX)
# elif (LZO_ABI_IP32L64) /* MIPS R5900 */
typedef unsigned int lzo_uint;
typedef int lzo_int;
# define LZO_SIZEOF_LZO_INT LZO_SIZEOF_INT
# define LZO_TYPEOF_LZO_INT LZO_TYPEOF_INT
# define LZO_UINT_MAX UINT_MAX
# define LZO_INT_MAX INT_MAX
# define LZO_INT_MIN INT_MIN
# elif (ULONG_MAX >= LZO_0xffffffffL)
typedef unsigned long lzo_uint;
typedef long lzo_int;
# define LZO_SIZEOF_LZO_INT LZO_SIZEOF_LONG
# define LZO_TYPEOF_LZO_INT LZO_TYPEOF_LONG
# define LZO_UINT_MAX ULONG_MAX
# define LZO_INT_MAX LONG_MAX
# define LZO_INT_MIN LONG_MIN
# else
# error "lzo_uint"
# endif
#endif
/* The larger type of lzo_uint and lzo_uint32_t. */
#if (LZO_SIZEOF_LZO_INT >= 4)
# define lzo_xint lzo_uint
#else
# define lzo_xint lzo_uint32_t
#endif
typedef int lzo_bool;
/* sanity checks */
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_int) == LZO_SIZEOF_LZO_INT)
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint) == LZO_SIZEOF_LZO_INT)
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_xint) >= sizeof(lzo_uint))
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_xint) >= sizeof(lzo_uint32_t))
#ifndef __LZO_MMODEL
#define __LZO_MMODEL /*empty*/
#endif
/* no typedef here because of const-pointer issues */
#define lzo_bytep unsigned char __LZO_MMODEL *
#define lzo_charp char __LZO_MMODEL *
#define lzo_voidp void __LZO_MMODEL *
#define lzo_shortp short __LZO_MMODEL *
#define lzo_ushortp unsigned short __LZO_MMODEL *
#define lzo_intp lzo_int __LZO_MMODEL *
#define lzo_uintp lzo_uint __LZO_MMODEL *
#define lzo_xintp lzo_xint __LZO_MMODEL *
#define lzo_voidpp lzo_voidp __LZO_MMODEL *
#define lzo_bytepp lzo_bytep __LZO_MMODEL *
#define lzo_int8_tp lzo_int8_t __LZO_MMODEL *
#define lzo_uint8_tp lzo_uint8_t __LZO_MMODEL *
#define lzo_int16_tp lzo_int16_t __LZO_MMODEL *
#define lzo_uint16_tp lzo_uint16_t __LZO_MMODEL *
#define lzo_int32_tp lzo_int32_t __LZO_MMODEL *
#define lzo_uint32_tp lzo_uint32_t __LZO_MMODEL *
#if defined(lzo_int64_t)
#define lzo_int64_tp lzo_int64_t __LZO_MMODEL *
#define lzo_uint64_tp lzo_uint64_t __LZO_MMODEL *
#endif
/* Older LZO versions used to support ancient systems and memory models
* such as 16-bit MSDOS with __huge pointers or Cray PVP, but these
* obsolete configurations are not supported any longer.
*/
#if defined(__LZO_MMODEL_HUGE)
#error "__LZO_MMODEL_HUGE memory model is unsupported"
#endif
#if (LZO_MM_PVP)
#error "LZO_MM_PVP memory model is unsupported"
#endif
#if (LZO_SIZEOF_INT < 4)
#error "LZO_SIZEOF_INT < 4 is unsupported"
#endif
#if (__LZO_UINTPTR_T_IS_POINTER)
#error "__LZO_UINTPTR_T_IS_POINTER is unsupported"
#endif
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(int) >= 4)
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint) >= 4)
/* Strange configurations where sizeof(lzo_uint) != sizeof(size_t) should
* work but have not received much testing lately, so be strict here.
*/
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint) == sizeof(size_t))
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint) == sizeof(ptrdiff_t))
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint) == sizeof(lzo_uintptr_t))
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(void *) == sizeof(lzo_uintptr_t))
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(char *) == sizeof(lzo_uintptr_t))
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(long *) == sizeof(lzo_uintptr_t))
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(void *) == sizeof(lzo_voidp))
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(char *) == sizeof(lzo_bytep))
/***********************************************************************
// function types
************************************************************************/
/* name mangling */
#if !defined(__LZO_EXTERN_C)
# ifdef __cplusplus
# define __LZO_EXTERN_C extern "C"
# else
# define __LZO_EXTERN_C extern
# endif
#endif
/* calling convention */
#if !defined(__LZO_CDECL)
# define __LZO_CDECL __lzo_cdecl
#endif
/* DLL export information */
#if !defined(__LZO_EXPORT1)
# define __LZO_EXPORT1 /*empty*/
#endif
#if !defined(__LZO_EXPORT2)
# define __LZO_EXPORT2 /*empty*/
#endif
/* __cdecl calling convention for public C and assembly functions */
#if !defined(LZO_PUBLIC)
# define LZO_PUBLIC(r) __LZO_EXPORT1 r __LZO_EXPORT2 __LZO_CDECL
#endif
#if !defined(LZO_EXTERN)
# define LZO_EXTERN(r) __LZO_EXTERN_C LZO_PUBLIC(r)
#endif
#if !defined(LZO_PRIVATE)
# define LZO_PRIVATE(r) static r __LZO_CDECL
#endif
/* function types */
typedef int
(__LZO_CDECL *lzo_compress_t) ( const lzo_bytep src, lzo_uint src_len,
lzo_bytep dst, lzo_uintp dst_len,
lzo_voidp wrkmem );
typedef int
(__LZO_CDECL *lzo_decompress_t) ( const lzo_bytep src, lzo_uint src_len,
lzo_bytep dst, lzo_uintp dst_len,
lzo_voidp wrkmem );
typedef int
(__LZO_CDECL *lzo_optimize_t) ( lzo_bytep src, lzo_uint src_len,
lzo_bytep dst, lzo_uintp dst_len,
lzo_voidp wrkmem );
typedef int
(__LZO_CDECL *lzo_compress_dict_t)(const lzo_bytep src, lzo_uint src_len,
lzo_bytep dst, lzo_uintp dst_len,
lzo_voidp wrkmem,
const lzo_bytep dict, lzo_uint dict_len );
typedef int
(__LZO_CDECL *lzo_decompress_dict_t)(const lzo_bytep src, lzo_uint src_len,
lzo_bytep dst, lzo_uintp dst_len,
lzo_voidp wrkmem,
const lzo_bytep dict, lzo_uint dict_len );
/* Callback interface. Currently only the progress indicator ("nprogress")
* is used, but this may change in a future release. */
struct lzo_callback_t;
typedef struct lzo_callback_t lzo_callback_t;
#define lzo_callback_p lzo_callback_t __LZO_MMODEL *
/* malloc & free function types */
typedef lzo_voidp (__LZO_CDECL *lzo_alloc_func_t)
(lzo_callback_p self, lzo_uint items, lzo_uint size);
typedef void (__LZO_CDECL *lzo_free_func_t)
(lzo_callback_p self, lzo_voidp ptr);
/* a progress indicator callback function */
typedef void (__LZO_CDECL *lzo_progress_func_t)
(lzo_callback_p, lzo_uint, lzo_uint, int);
struct lzo_callback_t
{
/* custom allocators (set to 0 to disable) */
lzo_alloc_func_t nalloc; /* [not used right now] */
lzo_free_func_t nfree; /* [not used right now] */
/* a progress indicator callback function (set to 0 to disable) */
lzo_progress_func_t nprogress;
/* INFO: the first parameter "self" of the nalloc/nfree/nprogress
* callbacks points back to this struct, so you are free to store
* some extra info in the following variables. */
lzo_voidp user1;
lzo_xint user2;
lzo_xint user3;
};
/***********************************************************************
// error codes and prototypes
************************************************************************/
/* Error codes for the compression/decompression functions. Negative
* values are errors, positive values will be used for special but
* normal events.
*/
#define LZO_E_OK 0
#define LZO_E_ERROR (-1)
#define LZO_E_OUT_OF_MEMORY (-2) /* [lzo_alloc_func_t failure] */
#define LZO_E_NOT_COMPRESSIBLE (-3) /* [not used right now] */
#define LZO_E_INPUT_OVERRUN (-4)
#define LZO_E_OUTPUT_OVERRUN (-5)
#define LZO_E_LOOKBEHIND_OVERRUN (-6)
#define LZO_E_EOF_NOT_FOUND (-7)
#define LZO_E_INPUT_NOT_CONSUMED (-8)
#define LZO_E_NOT_YET_IMPLEMENTED (-9) /* [not used right now] */
#define LZO_E_INVALID_ARGUMENT (-10)
#define LZO_E_INVALID_ALIGNMENT (-11) /* pointer argument is not properly aligned */
#define LZO_E_OUTPUT_NOT_CONSUMED (-12)
#define LZO_E_INTERNAL_ERROR (-99)
#ifndef lzo_sizeof_dict_t
# define lzo_sizeof_dict_t ((unsigned)sizeof(lzo_bytep))
#endif
/* lzo_init() should be the first function you call.
* Check the return code !
*
* lzo_init() is a macro to allow checking that the library and the
* compiler's view of various types are consistent.
*/
#define lzo_init() __lzo_init_v2(LZO_VERSION,(int)sizeof(short),(int)sizeof(int),\
(int)sizeof(long),(int)sizeof(lzo_uint32_t),(int)sizeof(lzo_uint),\
(int)lzo_sizeof_dict_t,(int)sizeof(char *),(int)sizeof(lzo_voidp),\
(int)sizeof(lzo_callback_t))
LZO_EXTERN(int) __lzo_init_v2(unsigned,int,int,int,int,int,int,int,int,int);
/* version functions (useful for shared libraries) */
LZO_EXTERN(unsigned) lzo_version(void);
LZO_EXTERN(const char *) lzo_version_string(void);
LZO_EXTERN(const char *) lzo_version_date(void);
LZO_EXTERN(const lzo_charp) _lzo_version_string(void);
LZO_EXTERN(const lzo_charp) _lzo_version_date(void);
/* string functions */
LZO_EXTERN(int)
lzo_memcmp(const lzo_voidp a, const lzo_voidp b, lzo_uint len);
LZO_EXTERN(lzo_voidp)
lzo_memcpy(lzo_voidp dst, const lzo_voidp src, lzo_uint len);
LZO_EXTERN(lzo_voidp)
lzo_memmove(lzo_voidp dst, const lzo_voidp src, lzo_uint len);
LZO_EXTERN(lzo_voidp)
lzo_memset(lzo_voidp buf, int c, lzo_uint len);
/* checksum functions */
LZO_EXTERN(lzo_uint32_t)
lzo_adler32(lzo_uint32_t c, const lzo_bytep buf, lzo_uint len);
LZO_EXTERN(lzo_uint32_t)
lzo_crc32(lzo_uint32_t c, const lzo_bytep buf, lzo_uint len);
LZO_EXTERN(const lzo_uint32_tp)
lzo_get_crc32_table(void);
/* misc. */
LZO_EXTERN(int) _lzo_config_check(void);
typedef union {
lzo_voidp a00; lzo_bytep a01; lzo_uint a02; lzo_xint a03; lzo_uintptr_t a04;
void *a05; unsigned char *a06; unsigned long a07; size_t a08; ptrdiff_t a09;
#if defined(lzo_int64_t)
lzo_uint64_t a10;
#endif
} lzo_align_t;
/* align a char pointer on a boundary that is a multiple of 'size' */
LZO_EXTERN(unsigned) __lzo_align_gap(const lzo_voidp p, lzo_uint size);
#define LZO_PTR_ALIGN_UP(p,size) \
((p) + (lzo_uint) __lzo_align_gap((const lzo_voidp)(p),(lzo_uint)(size)))
/***********************************************************************
// deprecated macros - only for backward compatibility
************************************************************************/
/* deprecated - use 'lzo_bytep' instead of 'lzo_byte *' */
#define lzo_byte unsigned char
/* deprecated type names */
#define lzo_int32 lzo_int32_t
#define lzo_uint32 lzo_uint32_t
#define lzo_int32p lzo_int32_t __LZO_MMODEL *
#define lzo_uint32p lzo_uint32_t __LZO_MMODEL *
#define LZO_INT32_MAX LZO_INT32_C(2147483647)
#define LZO_UINT32_MAX LZO_UINT32_C(4294967295)
#if defined(lzo_int64_t)
#define lzo_int64 lzo_int64_t
#define lzo_uint64 lzo_uint64_t
#define lzo_int64p lzo_int64_t __LZO_MMODEL *
#define lzo_uint64p lzo_uint64_t __LZO_MMODEL *
#define LZO_INT64_MAX LZO_INT64_C(9223372036854775807)
#define LZO_UINT64_MAX LZO_UINT64_C(18446744073709551615)
#endif
/* deprecated types */
typedef union { lzo_bytep a; lzo_uint b; } __lzo_pu_u;
typedef union { lzo_bytep a; lzo_uint32_t b; } __lzo_pu32_u;
/* deprecated defines */
#if !defined(LZO_SIZEOF_LZO_UINT)
# define LZO_SIZEOF_LZO_UINT LZO_SIZEOF_LZO_INT
#endif
#if defined(LZO_CFG_COMPAT)
#define __LZOCONF_H 1
#if defined(LZO_ARCH_I086)
# define __LZO_i386 1
#elif defined(LZO_ARCH_I386)
# define __LZO_i386 1
#endif
#if defined(LZO_OS_DOS16)
# define __LZO_DOS 1
# define __LZO_DOS16 1
#elif defined(LZO_OS_DOS32)
# define __LZO_DOS 1
#elif defined(LZO_OS_WIN16)
# define __LZO_WIN 1
# define __LZO_WIN16 1
#elif defined(LZO_OS_WIN32)
# define __LZO_WIN 1
#endif
#define __LZO_CMODEL /*empty*/
#define __LZO_DMODEL /*empty*/
#define __LZO_ENTRY __LZO_CDECL
#define LZO_EXTERN_CDECL LZO_EXTERN
#define LZO_ALIGN LZO_PTR_ALIGN_UP
#define lzo_compress_asm_t lzo_compress_t
#define lzo_decompress_asm_t lzo_decompress_t
#endif /* LZO_CFG_COMPAT */
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* already included */
/* vim:set ts=4 sw=4 et: */