1 /* $Id$ */

     2 

     3 /* minilzo.h -- mini subset of the LZO real-time data compression library

     4 

     5    This file is part of the LZO real-time data compression library.

     6 

     7    Copyright (C) 2002 Markus Franz Xaver Johannes Oberhumer

     8    Copyright (C) 2001 Markus Franz Xaver Johannes Oberhumer

     9    Copyright (C) 2000 Markus Franz Xaver Johannes Oberhumer

    10    Copyright (C) 1999 Markus Franz Xaver Johannes Oberhumer

    11    Copyright (C) 1998 Markus Franz Xaver Johannes Oberhumer

    12    Copyright (C) 1997 Markus Franz Xaver Johannes Oberhumer

    13    Copyright (C) 1996 Markus Franz Xaver Johannes Oberhumer

    14    All Rights Reserved.

    15 

    16    The LZO library is free software; you can redistribute it and/or

    17    modify it under the terms of the GNU General Public License as

    18    published by the Free Software Foundation; either version 2 of

    19    the License, or (at your option) any later version.

    20 

    21    The LZO library is distributed in the hope that it will be useful,

    22    but WITHOUT ANY WARRANTY; without even the implied warranty of

    23    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    24    GNU General Public License for more details.

    25 

    26    You should have received a copy of the GNU General Public License

    27    along with the LZO library; see the file COPYING.

    28    If not, write to the Free Software Foundation, Inc.,

    29    59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

    30 

    31    Markus F.X.J. Oberhumer

    32    <markus@oberhumer.com>

    33    http://www.oberhumer.com/opensource/lzo/

    34  */

    35 

    36 /*

    37  * NOTE:

    38  *   the full LZO package can be found at

    39  *   http://www.oberhumer.com/opensource/lzo/

    40  */

    41 

    42 

    43 #ifndef MINILZO_H

    44 #define MINILZO_H

    45 

    46 #define MINILZO_VERSION         0x1080

    47 

    48 #ifdef __LZOCONF_H

    49 #  error "you cannot use both LZO and miniLZO"

    50 #endif

    51 

    52 #undef LZO_HAVE_CONFIG_H

    53 #include "lzoconf.h"

    54 

    55 #if !defined(LZO_VERSION) || (LZO_VERSION != MINILZO_VERSION)

    56 #  error "version mismatch in header files"

    57 #endif

    58 

    59 

    60 #ifdef __cplusplus

    61 extern "C" {

    62 #endif

    63 

    64 

    65 /* Memory required for the wrkmem parameter.

    66  * When the required size is 0, you can also pass a NULL pointer.

    67  */

    68 

    69 #define LZO1X_MEM_COMPRESS      LZO1X_1_MEM_COMPRESS

    70 #define LZO1X_1_MEM_COMPRESS    ((lzo_uint32) (16384L * lzo_sizeof_dict_t))

    71 #define LZO1X_MEM_DECOMPRESS    (0)

    72 

    73 

    74 /* compression */

    75 LZO_EXTERN(int)

    76 lzo1x_1_compress        ( const lzo_byte *src, lzo_uint  src_len,

    77                                 lzo_byte *dst, lzo_uintp dst_len,

    78                                 lzo_voidp wrkmem );

    79 

    80 /* decompression */

    81 LZO_EXTERN(int)

    82 lzo1x_decompress        ( const lzo_byte *src, lzo_uint  src_len,

    83                                 lzo_byte *dst, lzo_uintp dst_len,

    84                                 lzo_voidp wrkmem /* NOT USED */ );

    85 

    86 /* safe decompression with overrun testing */

    87 LZO_EXTERN(int)

    88 lzo1x_decompress_safe   ( const lzo_byte *src, lzo_uint  src_len,

    89                                 lzo_byte *dst, lzo_uintp dst_len,

    90                                 lzo_voidp wrkmem /* NOT USED */ );

    91 

    92 

    93 #ifdef __cplusplus

    94 } /* extern "C" */

    95 #endif

    96 

    97 #endif /* MINILZO_H */