/*
 * PVVMUD a 3D MUD
 * Copyright (C) 1998-1999  Programvareverkstedet (pvv@pvv.org)
 *
 * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */
#ifndef _STREAM_H
#define _STREAM_H

#define STREAMSIZE      4*1024    
#define READBUFSIZE     1024


#include "exception.H"
#include "crypto.H"

class CEmptyStreamException : public CException {
public:
  CEmptyStreamException();
};

class CEOFException : public CException {
public:
  CEOFException();
};

class CIOException : public CException {
public:
  CIOException();
};


#ifdef CRYPTO
class CStream : CCrypto {
#else
class CStream {
#endif
  int fd;

  int  m_rbuf_size;
  char *m_rbuf;

  char buf[STREAMSIZE];
  int start,stop,size;

  int writeInBuf(char * msg, int length);
  int getInStreamSize(){return size;}
  int fillBuf();

public:
  CStream(int fd);
  ~CStream();

  BYTE peepByte();
  int readBuf(BYTE * msg, int length);
  int writeBuf(BYTE * buf,int length);

};

#endif // _STREAM_H