text: /*
   * This program 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.
   *
   * 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.
   */
  
  /** \file
   * \ingroup imbdds
   */
  
  /* simple memory stream functions with buffer overflow check */
  
  #ifndef __STREAM_H__
  #define __STREAM_H__
  
  struct Stream {
    unsigned char *mem;  // location in memory
    unsigned int size;   // size
    unsigned int pos;    // current position
    bool failed;         // error occured when seeking
    Stream(unsigned char *m, unsigned int s) : mem(m), size(s), pos(0), failed(false)
    {
    }
    unsigned int seek(unsigned int p);
    void set_failed(const char *msg);
  };
  
  unsigned int mem_read(Stream &mem, unsigned long long &i);
  unsigned int mem_read(Stream &mem, unsigned int &i);
  unsigned int mem_read(Stream &mem, unsigned short &i);
  unsigned int mem_read(Stream &mem, unsigned char &i);
  unsigned int mem_read(Stream &mem, unsigned char *i, unsigned int cnt);
  
  #endif /* __STREAM_H__ */
  