minilzo.h

00001 /* $Id: minilzo.h 8987 2007-03-03 04:04:22Z belugas $ */
00002 
00003 /* @file minilzo.h -- mini subset of the LZO real-time data compression library
00004 
00005    This file is part of the LZO real-time data compression library.
00006 
00007    Copyright (C) 2002 Markus Franz Xaver Johannes Oberhumer
00008    Copyright (C) 2001 Markus Franz Xaver Johannes Oberhumer
00009    Copyright (C) 2000 Markus Franz Xaver Johannes Oberhumer
00010    Copyright (C) 1999 Markus Franz Xaver Johannes Oberhumer
00011    Copyright (C) 1998 Markus Franz Xaver Johannes Oberhumer
00012    Copyright (C) 1997 Markus Franz Xaver Johannes Oberhumer
00013    Copyright (C) 1996 Markus Franz Xaver Johannes Oberhumer
00014    All Rights Reserved.
00015 
00016    The LZO library is free software; you can redistribute it and/or
00017    modify it under the terms of the GNU General Public License as
00018    published by the Free Software Foundation; either version 2 of
00019    the License, or (at your option) any later version.
00020 
00021    The LZO library is distributed in the hope that it will be useful,
00022    but WITHOUT ANY WARRANTY; without even the implied warranty of
00023    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00024    GNU General Public License for more details.
00025 
00026    You should have received a copy of the GNU General Public License
00027    along with the LZO library; see the file COPYING.
00028    If not, write to the Free Software Foundation, Inc.,
00029    59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00030 
00031    Markus F.X.J. Oberhumer
00032    <markus@oberhumer.com>
00033    http://www.oberhumer.com/opensource/lzo/
00034  */
00035 
00036 /*
00037  * NOTE:
00038  *   the full LZO package can be found at
00039  *   http://www.oberhumer.com/opensource/lzo/
00040  */
00041 
00042 
00043 #ifndef MINILZO_H
00044 #define MINILZO_H
00045 
00046 #define MINILZO_VERSION         0x1080
00047 
00048 #ifdef __LZOCONF_H
00049 #  error "you cannot use both LZO and miniLZO"
00050 #endif
00051 
00052 #undef LZO_HAVE_CONFIG_H
00053 #include "lzoconf.h"
00054 
00055 #if !defined(LZO_VERSION) || (LZO_VERSION != MINILZO_VERSION)
00056 #  error "version mismatch in header files"
00057 #endif
00058 
00059 
00060 #ifdef __cplusplus
00061 extern "C" {
00062 #endif
00063 
00064 
00065 /* Memory required for the wrkmem parameter.
00066  * When the required size is 0, you can also pass a NULL pointer.
00067  */
00068 
00069 #define LZO1X_MEM_COMPRESS      LZO1X_1_MEM_COMPRESS
00070 #define LZO1X_1_MEM_COMPRESS    ((lzo_uint32) (16384L * lzo_sizeof_dict_t))
00071 #define LZO1X_MEM_DECOMPRESS    (0)
00072 
00073 
00074 /* compression */
00075 LZO_EXTERN(int)
00076 lzo1x_1_compress        ( const lzo_byte *src, lzo_uint  src_len,
00077                                 lzo_byte *dst, lzo_uintp dst_len,
00078                                 lzo_voidp wrkmem );
00079 
00080 /* decompression */
00081 LZO_EXTERN(int)
00082 lzo1x_decompress        ( const lzo_byte *src, lzo_uint  src_len,
00083                                 lzo_byte *dst, lzo_uintp dst_len,
00084                                 lzo_voidp wrkmem /* NOT USED */ );
00085 
00086 /* safe decompression with overrun testing */
00087 LZO_EXTERN(int)
00088 lzo1x_decompress_safe   ( const lzo_byte *src, lzo_uint  src_len,
00089                                 lzo_byte *dst, lzo_uintp dst_len,
00090                                 lzo_voidp wrkmem /* NOT USED */ );
00091 
00092 
00093 #ifdef __cplusplus
00094 } /* extern "C" */
00095 #endif
00096 
00097 #endif /* MINILZO_H */

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