/apps/desktop/libvncserver/minilzo.h

  1/* minilzo.h -- mini subset of the LZO real-time data compression library
  2
  3   This file is part of the LZO real-time data compression library.
  4
  5   Copyright (C) 2002 Markus Franz Xaver Johannes Oberhumer
  6   Copyright (C) 2001 Markus Franz Xaver Johannes Oberhumer
  7   Copyright (C) 2000 Markus Franz Xaver Johannes Oberhumer
  8   Copyright (C) 1999 Markus Franz Xaver Johannes Oberhumer
  9   Copyright (C) 1998 Markus Franz Xaver Johannes Oberhumer
 10   Copyright (C) 1997 Markus Franz Xaver Johannes Oberhumer
 11   Copyright (C) 1996 Markus Franz Xaver Johannes Oberhumer
 12   All Rights Reserved.
 13
 14   The LZO library is free software; you can redistribute it and/or
 15   modify it under the terms of the GNU General Public License as
 16   published by the Free Software Foundation; either version 2 of
 17   the License, or (at your option) any later version.
 18
 19   The LZO library is distributed in the hope that it will be useful,
 20   but WITHOUT ANY WARRANTY; without even the implied warranty of
 21   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 22   GNU General Public License for more details.
 23
 24   You should have received a copy of the GNU General Public License
 25   along with the LZO library; see the file COPYING.
 26   If not, write to the Free Software Foundation, Inc.,
 27   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 28
 29   Markus F.X.J. Oberhumer
 30   <markus@oberhumer.com>
 31   http://www.oberhumer.com/opensource/lzo/
 32 */
 33
 34/*
 35 * NOTE:
 36 *   the full LZO package can be found at
 37 *   http://www.oberhumer.com/opensource/lzo/
 38 */
 39
 40
 41#ifndef __MINILZO_H
 42#define __MINILZO_H
 43
 44#define MINILZO_VERSION         0x1080
 45
 46#ifdef __LZOCONF_H
 47#  error "you cannot use both LZO and miniLZO"
 48#endif
 49
 50#undef LZO_HAVE_CONFIG_H
 51#include "lzoconf.h"
 52
 53#if !defined(LZO_VERSION) || (LZO_VERSION != MINILZO_VERSION)
 54#  error "version mismatch in header files"
 55#endif
 56
 57
 58#ifdef __cplusplus
 59extern "C" {
 60#endif
 61
 62
 63/***********************************************************************
 64//
 65************************************************************************/
 66
 67/* Memory required for the wrkmem parameter.
 68 * When the required size is 0, you can also pass a NULL pointer.
 69 */
 70
 71#define LZO1X_MEM_COMPRESS      LZO1X_1_MEM_COMPRESS
 72#define LZO1X_1_MEM_COMPRESS    ((lzo_uint32) (16384L * lzo_sizeof_dict_t))
 73#define LZO1X_MEM_DECOMPRESS    (0)
 74
 75
 76/* compression */
 77LZO_EXTERN(int)
 78lzo1x_1_compress        ( const lzo_byte *src, lzo_uint  src_len,
 79                                lzo_byte *dst, lzo_uintp dst_len,
 80                                lzo_voidp wrkmem );
 81
 82/* decompression */
 83LZO_EXTERN(int)
 84lzo1x_decompress        ( const lzo_byte *src, lzo_uint  src_len,
 85                                lzo_byte *dst, lzo_uintp dst_len,
 86                                lzo_voidp wrkmem /* NOT USED */ );
 87
 88/* safe decompression with overrun testing */
 89LZO_EXTERN(int)
 90lzo1x_decompress_safe   ( const lzo_byte *src, lzo_uint  src_len,
 91                                lzo_byte *dst, lzo_uintp dst_len,
 92                                lzo_voidp wrkmem /* NOT USED */ );
 93
 94
 95#ifdef __cplusplus
 96} /* extern "C" */
 97#endif
 98
 99#endif /* already included */
100