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-rw-r--r--lib/rpcsfactory.cc85
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diff --git a/lib/rpcsfactory.cc b/lib/rpcsfactory.cc
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+//
+// RPCSFACTORY - factory object that creates an appropriate RPCS object
+// based on whatever the NCP daemon discovered in the INFO exchange.
+// Derived from rfsvfactory by Matt J. Gumbley <matt@gumbley.demon.co.uk>
+//
+// Copyright (C) 2000 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
+
+#include <stream.h>
+#include <stdlib.h>
+#include <fstream.h>
+#include <iomanip.h>
+#include <time.h>
+#include <string.h>
+
+#include "defs.h"
+#include "bool.h"
+#include "rpcs16.h"
+#include "rpcs32.h"
+#include "rpcsfactory.h"
+#include "bufferstore.h"
+#include "ppsocket.h"
+
+rpcsfactory::rpcsfactory(ppsocket *_skt) : serNum(0)
+{
+ skt = _skt;
+}
+
+rpcs * rpcsfactory::create(bool reconnect)
+{
+ // skt is connected to the ncp daemon, which will have (hopefully) seen
+ // an INFO exchange, where the protocol version of the remote Psion was
+ // sent, and noted. We have to ask the ncp daemon which protocol it saw,
+ // so we can instantiate the correct rpcs protocol handler for the
+ // caller. We announce ourselves to the NCP daemon, and the relevant
+ // rpcs module will also announce itself.
+ bufferStore a;
+ a.init();
+ a.addStringT("NCP$INFO");
+ if (!skt->sendBufferStore(a)) {
+ if (!reconnect)
+ cerr << "rpcsfactory::create couldn't send version request" << endl; else {
+ skt->closeSocket();
+ serNum = 0;
+ skt->reconnect();
+ }
+ return NULL;
+ }
+ if (skt->getBufferStore(a) == 1) {
+ if (a.getLen() > 8 && !strncmp(a.getString(), "Series 3", 8)) {
+ return new rpcs16(skt);
+ }
+ else if (a.getLen() > 8 && !strncmp(a.getString(), "Series 5", 8)) {
+ return new rpcs32(skt);
+ }
+ if ((a.getLen() > 8) && !strncmp(a.getString(), "No Psion", 8)) {
+ skt->closeSocket();
+ serNum = 0;
+ skt->reconnect();
+ return NULL;
+ }
+ // Invalid protocol version
+ cerr << "rpcsfactory::create received odd protocol version from
+ncpd! (" << a << ")" << endl;
+ } else {
+ cerr << "rpcsfactory::create sent, response not 1" << endl;
+ }
+
+ // No message returned.
+ return NULL;
+}
+