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/*-*-c++-*-
* $Id$
*
* This file is part of plptools.
*
* Copyright (C) 1999 Philip Proudman <philip.proudman@btinternet.com>
* Copyright (C) 1999-2001 Fritz Elfert <felfert@to.com>
*
* 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 _ncp_h_
#define _ncp_h_
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <vector>
#include "bufferstore.h"
#include "linkchan.h"
#include "ppsocket.h"
class Link;
class channel;
#define NCP_DEBUG_LOG 1
#define NCP_DEBUG_DUMP 2
/**
* Representation of a server process on the PC
* A dummy which does not allow connects for now.
*/
class PcServer {
public:
PcServer(ppsocket *, std::string _name) { name = _name; }
~PcServer() {}
bool clientConnect(int, int) { return false; }
std::string getName() { return name; }
PcServer *self() { return this; }
private:
std::string name;
};
class ncp {
public:
ncp(const char *fname, int baud, unsigned short _verbose = 0);
~ncp();
int connect(channel *c); // returns channel, or -1 if failure
void Register(channel *c);
void RegisterAck(int, const char *);
void disconnect(int channel);
void send(int channel, bufferStore &a);
void reset();
int maxLinks();
bool stuffToSend();
bool hasFailed();
bool gotLinkChannel();
PcServer *findPcServer(const char *name);
void registerPcServer(ppsocket *skt, const char *name);
void unregisterPcServer(PcServer *server);
void setVerbose(unsigned short);
unsigned short getVerbose();
short int getProtocolVersion();
int getSpeed();
private:
friend class Link;
enum c { MAX_LEN = 200, LAST_MESS = 1, NOT_LAST_MESS = 2 };
enum interControllerMessageType {
// Inter controller message types
NCON_MSG_DATA_XOFF=1,
NCON_MSG_DATA_XON=2,
NCON_MSG_CONNECT_TO_SERVER=3,
NCON_MSG_CONNECT_RESPONSE=4,
NCON_MSG_CHANNEL_CLOSED=5,
NCON_MSG_NCP_INFO=6,
NCON_MSG_CHANNEL_DISCONNECT=7,
NCON_MSG_NCP_END=8
};
enum protocolVersionType { PV_SERIES_5 = 6, PV_SERIES_3 = 3 };
void receive(bufferStore s);
int getFirstUnusedChan();
bool isValidChannel(int);
void decodeControlMessage(bufferStore &buff);
void controlChannel(int chan, enum interControllerMessageType t, bufferStore &command);
char * ctrlMsgName(unsigned char);
Link *l;
unsigned short verbose;
channel **channelPtr;
bufferStore *messageList;
int *remoteChanList;
bool failed;
short int protocolVersion;
linkChan *lChan;
int maxChannels;
std::vector<PcServer> pcServers;
int lastSentChannel;
};
#endif
/*
* Local variables:
* c-basic-offset: 4
* End:
*/
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