/*

  *  Copyright (C) 2013-2019 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
  *  Copyright (C) 2007-2013 Sourcefire, Inc.

  *
  *  Authors: Alberto Wu

  * 
  *  Acknowledgements: This contains an implementation of the LZMA algorithm 
  *                    from Igor Pavlov (see COPYING.lzma).

  *

  *  This program is free software; you can redistribute it and/or modify

  *  it under the terms of the GNU General Public License version 2 as
  *  published by the Free Software Foundation.

  *
  *  This program 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 this program; if not, write to the Free Software
  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  *  MA 02110-1301, USA.
  */
 

 /* a cleaner state interface to LZMA */
 
 #ifndef __LZMA_IFACE_H
 #define __LZMA_IFACE_H

 #include "7z/LzmaDec.h"

 #include "clamav-types.h"

 #include "others.h"
 
 struct CLI_LZMA {
     CLzmaDec state;
     unsigned char header[LZMA_PROPS_SIZE];
     unsigned int p_cnt;
     unsigned int s_cnt;
     unsigned int freeme;
     unsigned int init;
     uint64_t usize;
     unsigned char *next_in;
     unsigned char *next_out;
     SizeT avail_in;
     SizeT avail_out;
 };

 
 struct stream_state {

     uint32_t avail_in;
     unsigned char *next_in;
     uint32_t avail_out;
     unsigned char *next_out;

 };

 int cli_LzmaInit(struct CLI_LZMA *, uint64_t);
 void cli_LzmaShutdown(struct CLI_LZMA *);
 int cli_LzmaDecode(struct CLI_LZMA *);

 void *__lzma_wrap_alloc(void *unused, size_t size);
 void __lzma_wrap_free(void *unused, void *freeme);
 

 #define LZMA_STREAM_END 2

 #define LZMA_RESULT_OK 0
 #define LZMA_RESULT_DATA_ERROR 1

 #endif /* __LZMA_IFACE_H */