/* lzo_conf.h -- main internal configuration file for the the LZO library
This file is part of the LZO real-time data compression library.
Copyright (C) 1996-2014 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
<markus@oberhumer.com>
http://www.oberhumer.com/opensource/lzo/
*/
/* WARNING: this file should *not* be used by applications. It is
part of the implementation of the library and is subject
to change.
*/
#ifndef __LZO_CONF_H
#define __LZO_CONF_H 1
#if !defined(__LZO_IN_MINILZO)
#if defined(LZO_CFG_FREESTANDING) && (LZO_CFG_FREESTANDING)
# define LZO_LIBC_FREESTANDING 1
# define LZO_OS_FREESTANDING 1
#endif
#if defined(LZO_CFG_EXTRA_CONFIG_HEADER)
# include LZO_CFG_EXTRA_CONFIG_HEADER
#endif
#if defined(__LZOCONF_H) || defined(__LZOCONF_H_INCLUDED)
# error "include this file first"
#endif
#include "lzo/lzoconf.h"
#if defined(LZO_CFG_EXTRA_CONFIG_HEADER2)
# include LZO_CFG_EXTRA_CONFIG_HEADER2
#endif
#endif
#if (LZO_VERSION < 0x2070) || !defined(__LZOCONF_H_INCLUDED)
# error "version mismatch"
#endif
/***********************************************************************
// pragmas
************************************************************************/
#if (LZO_CC_MSC && (_MSC_VER >= 1000 && _MSC_VER < 1100))
/* disable bogus "unreachable code" warnings */
# pragma warning(disable: 4702)
#endif
#if (LZO_CC_MSC && (_MSC_VER >= 1000))
# pragma warning(disable: 4127 4701)
/* disable warnings about inlining */
# pragma warning(disable: 4514 4710 4711)
#endif
#if (LZO_CC_MSC && (_MSC_VER >= 1300))
/* disable '-Wall' warnings in system header files */
# pragma warning(disable: 4820)
#endif
#if (LZO_CC_MSC && (_MSC_VER >= 1800))
/* disable '-Wall' warnings in system header files */
# pragma warning(disable: 4746)
#endif
#if (LZO_CC_SUNPROC)
#if !defined(__cplusplus)
# pragma error_messages(off,E_END_OF_LOOP_CODE_NOT_REACHED)
# pragma error_messages(off,E_LOOP_NOT_ENTERED_AT_TOP)
# pragma error_messages(off,E_STATEMENT_NOT_REACHED)
#endif
#endif
/***********************************************************************
//
************************************************************************/
#if defined(__LZO_IN_MINILZO) || (LZO_CFG_FREESTANDING)
#elif 1
# include <string.h>
#else
# define LZO_WANT_ACC_INCD_H 1
#endif
#if defined(LZO_HAVE_CONFIG_H)
# define LZO_CFG_NO_CONFIG_HEADER 1
#endif
#include "lzo_supp.h"
/* Integral types */
#if 1 || defined(lzo_int8_t) || defined(lzo_uint8_t)
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_int8_t) == 1)
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint8_t) == 1)
#endif
#if 1 || defined(lzo_int16_t) || defined(lzo_uint16_t)
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_int16_t) == 2)
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint16_t) == 2)
#endif
#if 1 || defined(lzo_int32_t) || defined(lzo_uint32_t)
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_int32_t) == 4)
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint32_t) == 4)
#endif
#if defined(lzo_int64_t) || defined(lzo_uint64_t)
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_int64_t) == 8)
LZO_COMPILE_TIME_ASSERT_HEADER(sizeof(lzo_uint64_t) == 8)
#endif
#if (LZO_CFG_FREESTANDING)
# undef HAVE_MEMCMP
# undef HAVE_MEMCPY
# undef HAVE_MEMMOVE
# undef HAVE_MEMSET
#endif
#if !(HAVE_MEMCMP)
# undef memcmp
# define memcmp(a,b,c) lzo_memcmp(a,b,c)
#else
# undef lzo_memcmp
# define lzo_memcmp(a,b,c) memcmp(a,b,c)
#endif
#if !(HAVE_MEMCPY)
# undef memcpy
# define memcpy(a,b,c) lzo_memcpy(a,b,c)
#else
# undef lzo_memcpy
# define lzo_memcpy(a,b,c) memcpy(a,b,c)
#endif
#if !(HAVE_MEMMOVE)
# undef memmove
# define memmove(a,b,c) lzo_memmove(a,b,c)
#else
# undef lzo_memmove
# define lzo_memmove(a,b,c) memmove(a,b,c)
#endif
#if !(HAVE_MEMSET)
# undef memset
# define memset(a,b,c) lzo_memset(a,b,c)
#else
# undef lzo_memset
# define lzo_memset(a,b,c) memset(a,b,c)
#endif
#undef NDEBUG
#if (LZO_CFG_FREESTANDING)
# undef LZO_DEBUG
# define NDEBUG 1
# undef assert
# define assert(e) ((void)0)
#else
# if !defined(LZO_DEBUG)
# define NDEBUG 1
# endif
# include <assert.h>
#endif
#if 0 && defined(__BOUNDS_CHECKING_ON)
# include <unchecked.h>
#else
# define BOUNDS_CHECKING_OFF_DURING(stmt) stmt
# define BOUNDS_CHECKING_OFF_IN_EXPR(expr) (expr)
#endif
#if (LZO_CFG_PGO)
# undef __lzo_likely
# undef __lzo_unlikely
# define __lzo_likely(e) (e)
# define __lzo_unlikely(e) (e)
#endif
#undef _
#undef __
#undef ___
#undef ____
#undef _p0
#undef _p1
#undef _p2
#undef _p3
#undef _p4
#undef _s0
#undef _s1
#undef _s2
#undef _s3
#undef _s4
#undef _ww
/***********************************************************************
//
************************************************************************/
#if 1
# define LZO_BYTE(x) ((unsigned char) (x))
#else
# define LZO_BYTE(x) ((unsigned char) ((x) & 0xff))
#endif
#define LZO_MAX(a,b) ((a) >= (b) ? (a) : (b))
#define LZO_MIN(a,b) ((a) <= (b) ? (a) : (b))
#define LZO_MAX3(a,b,c) ((a) >= (b) ? LZO_MAX(a,c) : LZO_MAX(b,c))
#define LZO_MIN3(a,b,c) ((a) <= (b) ? LZO_MIN(a,c) : LZO_MIN(b,c))
#define lzo_sizeof(type) ((lzo_uint) (sizeof(type)))
#define LZO_HIGH(array) ((lzo_uint) (sizeof(array)/sizeof(*(array))))
/* this always fits into 32 bits */
#define LZO_SIZE(bits) (1u << (bits))
#define LZO_MASK(bits) (LZO_SIZE(bits) - 1)
#define LZO_USIZE(bits) ((lzo_uint) 1 << (bits))
#define LZO_UMASK(bits) (LZO_USIZE(bits) - 1)
#if !defined(DMUL)
#if 0
/* 32*32 multiplies may be faster than 64*64 on some 64-bit machines,
* but then we need extra casts from unsigned<->size_t */
# define DMUL(a,b) ((lzo_xint) ((lzo_uint32_t)(a) * (lzo_uint32_t)(b)))
#else
# define DMUL(a,b) ((lzo_xint) ((a) * (b)))
#endif
#endif
/***********************************************************************
// compiler and architecture specific stuff
************************************************************************/
/* Some defines that indicate if memory can be accessed at unaligned
* memory addresses. You should also test that this is actually faster
* even if it is allowed by your system.
*/
#include "lzo_func.h"
#ifndef UA_SET1
#define UA_SET1 LZO_MEMOPS_SET1
#endif
#ifndef UA_SET2
#define UA_SET2 LZO_MEMOPS_SET2
#endif
#ifndef UA_SET3
#define UA_SET3 LZO_MEMOPS_SET3
#endif
#ifndef UA_SET4
#define UA_SET4 LZO_MEMOPS_SET4
#endif
#ifndef UA_MOVE1
#define UA_MOVE1 LZO_MEMOPS_MOVE1
#endif
#ifndef UA_MOVE2
#define UA_MOVE2 LZO_MEMOPS_MOVE2
#endif
#ifndef UA_MOVE3
#define UA_MOVE3 LZO_MEMOPS_MOVE3
#endif
#ifndef UA_MOVE4
#define UA_MOVE4 LZO_MEMOPS_MOVE4
#endif
#ifndef UA_MOVE8
#define UA_MOVE8 LZO_MEMOPS_MOVE8
#endif
#ifndef UA_COPY1
#define UA_COPY1 LZO_MEMOPS_COPY1
#endif
#ifndef UA_COPY2
#define UA_COPY2 LZO_MEMOPS_COPY2
#endif
#ifndef UA_COPY3
#define UA_COPY3 LZO_MEMOPS_COPY3
#endif
#ifndef UA_COPY4
#define UA_COPY4 LZO_MEMOPS_COPY4
#endif
#ifndef UA_COPY8
#define UA_COPY8 LZO_MEMOPS_COPY8
#endif
#ifndef UA_COPYN
#define UA_COPYN LZO_MEMOPS_COPYN
#endif
#ifndef UA_COPYN_X
#define UA_COPYN_X LZO_MEMOPS_COPYN
#endif
#ifndef UA_GET_LE16
#define UA_GET_LE16 LZO_MEMOPS_GET_LE16
#endif
#ifndef UA_GET_LE32
#define UA_GET_LE32 LZO_MEMOPS_GET_LE32
#endif
#ifdef LZO_MEMOPS_GET_LE64
#ifndef UA_GET_LE64
#define UA_GET_LE64 LZO_MEMOPS_GET_LE64
#endif
#endif
#ifndef UA_GET_NE16
#define UA_GET_NE16 LZO_MEMOPS_GET_NE16
#endif
#ifndef UA_GET_NE32
#define UA_GET_NE32 LZO_MEMOPS_GET_NE32
#endif
#ifdef LZO_MEMOPS_GET_NE64
#ifndef UA_GET_NE64
#define UA_GET_NE64 LZO_MEMOPS_GET_NE64
#endif
#endif
#ifndef UA_PUT_LE16
#define UA_PUT_LE16 LZO_MEMOPS_PUT_LE16
#endif
#ifndef UA_PUT_LE32
#define UA_PUT_LE32 LZO_MEMOPS_PUT_LE32
#endif
#ifndef UA_PUT_NE16
#define UA_PUT_NE16 LZO_MEMOPS_PUT_NE16
#endif
#ifndef UA_PUT_NE32
#define UA_PUT_NE32 LZO_MEMOPS_PUT_NE32
#endif
/* Fast memcpy that copies multiples of 8 byte chunks.
* len is the number of bytes.
* note: all parameters must be lvalues, len >= 8
* dest and src advance, len is undefined afterwards
*/
#define MEMCPY8_DS(dest,src,len) \
lzo_memcpy(dest,src,len); dest += len; src += len
#define BZERO8_PTR(s,l,n) \
lzo_memset((lzo_voidp)(s),0,(lzo_uint)(l)*(n))
#define MEMCPY_DS(dest,src,len) \
do *dest++ = *src++; while (--len > 0)
/***********************************************************************
//
************************************************************************/
LZO_EXTERN(const lzo_bytep) lzo_copyright(void);
#include "lzo_ptr.h"
/* Generate compressed data in a deterministic way.
* This is fully portable, and compression can be faster as well.
* A reason NOT to be deterministic is when the block size is
* very small (e.g. 8kB) or the dictionary is big, because
* then the initialization of the dictionary becomes a relevant
* magnitude for compression speed.
*/
#ifndef LZO_DETERMINISTIC
#define LZO_DETERMINISTIC 1
#endif
#ifndef LZO_DICT_USE_PTR
#define LZO_DICT_USE_PTR 1
#endif
#if (LZO_DICT_USE_PTR)
# define lzo_dict_t const lzo_bytep
# define lzo_dict_p lzo_dict_t *
#else
# define lzo_dict_t lzo_uint
# define lzo_dict_p lzo_dict_t *
#endif
#endif /* already included */
/*
vi:ts=4:et
*/