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//
// PLP - An implementation of the PSION link protocol
//
// Copyright (C) 1999 Philip Proudman
//
// 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
//
// e-mail philip.proudman@btinternet.com
#include <stream.h>
#include "stdio.h"
#include "string.h"
#include "malloc.h"
#include "bool.h"
#include "socketchan.h"
#include "ncp.h"
#include "ppsocket.h"
#include "iowatch.h"
socketChan::socketChan(ppsocket *_skt, ncp *_ncpController, IOWatch &_iow) :
channel(_ncpController),
iow(_iow)
{
skt = _skt;
connectName = 0;
iow.addIO(skt->socket());
connected = false;
}
socketChan::~socketChan() {
iow.remIO(skt->socket());
skt->closeSocket();
delete skt;
if (connectName) free(connectName);
}
void socketChan::ncpDataCallback(bufferStore &a) {
if (connectName != 0) {
skt->sendBufferStore(a);
}
else {
cerr << "This should not happen\n";
}
}
const char *socketChan::getNcpConnectName() {
return connectName;
}
void socketChan::ncpConnectAck() {
bufferStore a;
a.addStringT("Ok");
skt->sendBufferStore(a);
connected = true;
}
void socketChan::ncpConnectTerminate() {
bufferStore a;
a.addStringT("Close");
skt->sendBufferStore(a);
terminateWhenAsked();
}
void socketChan::socketPoll() {
if (connectName == 0) {
bufferStore a;
if (skt->getBufferStore(a, false) == 1) {
connectName = strdup(a.getString());
ncpConnect();
}
}
else if (connected) {
bufferStore a;
int res = skt->getBufferStore(a, false);
if ( res == -1 ) {
ncpDisconnect();
}
else if (res == 1) {
if (a.getLen() > 5 &&
!strncmp(a.getString(), "Close", 5)) {
ncpDisconnect();
}
else {
ncpSend(a);
}
}
}
}
bool socketChan::isConnected() const {
return connected;
}
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