Retro68/LaunchAPPL/Server/MacTCPStream.cc

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2019-01-23 18:41:12 +00:00
/*
Copyright 2019 Wolfgang Thaller.
This file is part of Retro68.
Retro68 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 3 of the License, or
(at your option) any later version.
Retro68 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 Retro68. If not, see <http://www.gnu.org/licenses/>.
*/
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#include "MacTCPStream.h"
#include <Devices.h>
#include <string.h>
MacTCPStream::MacTCPStream()
{
OpenDriver("\p.IPP",&refNum);
memset(&readPB, 0, sizeof(readPB));
readPB.ioCRefNum = refNum;
readPB.csCode = TCPCreate;
readPB.csParam.create.rcvBuff = inputBuffer;
readPB.csParam.create.rcvBuffLen = kInputBufferSize;
OSErr err = PBControlSync((ParmBlkPtr)&readPB);
tcpStream = readPB.tcpStream;
if(err == 0)
;//DebugStr("\pTCPCreate noError");
else
DebugStr("\pTCPCreate error");
memset(&writePB, 0, sizeof(writePB));
startListening();
}
void MacTCPStream::startListening()
{
memset(&readPB, 0, sizeof(readPB));
readPB.ioCRefNum = refNum;
readPB.tcpStream = tcpStream;
readPB.csCode = TCPPassiveOpen;
readPB.ioResult = 1;
readPB.csParam.open.ulpTimeoutValue = 5;// ###
readPB.csParam.open.ulpTimeoutAction = 1;
readPB.csParam.open.validityFlags = 0xC0;
readPB.csParam.open.commandTimeoutValue = 0;
readPB.csParam.open.localPort = 1984;
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PBControlAsync((ParmBlkPtr)&readPB);
}
MacTCPStream::~MacTCPStream()
{
TCPiopb pb;
memset(&pb, 0, sizeof(pb));
pb.ioCRefNum = refNum;
pb.tcpStream = tcpStream;
pb.csCode = TCPAbort;
PBControlSync((ParmBlkPtr)&pb);
while(readPB.ioResult > 0 || writePB.ioResult > 0)
;
memset(&pb, 0, sizeof(pb));
pb.ioCRefNum = refNum;
pb.tcpStream = tcpStream;
pb.csCode = TCPRelease;
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PBControlSync((ParmBlkPtr)&pb);
}
void MacTCPStream::write(const void* p, size_t n)
{
memset(&writePB, 0, sizeof(writePB));
writePB.ioCRefNum = refNum;
writePB.tcpStream = tcpStream;
writePB.csCode = TCPSend;
writePB.ioResult = 1;
writePB.csParam.send.ulpTimeoutValue = 0;
writePB.csParam.send.ulpTimeoutAction = 1;
writePB.csParam.send.validityFlags = 0xC0;
writePB.csParam.send.pushFlag = false;
writePB.csParam.send.urgentFlag = false;
struct wdsEntry wds[2] = { {(unsigned short)n, (Ptr)p}, {0, nullptr} };
writePB.csParam.send.wdsPtr = (Ptr)&wds;
PBControlSync((ParmBlkPtr)&writePB);
}
void MacTCPStream::startReading()
{
memset(&readPB, 0, sizeof(readPB));
readPB.ioCRefNum = refNum;
readPB.tcpStream = tcpStream;
readPB.csCode = TCPRcv;
readPB.ioResult = 1;
readPB.csParam.receive.rcvBuff = readBuffer;
readPB.csParam.receive.rcvBuffLen = kReadBufferSize;
readPB.csParam.receive.commandTimeoutValue = 0;
PBControlAsync((ParmBlkPtr)&readPB);
}
void MacTCPStream::idle()
{
if(!connected)
{
if(readPB.ioResult == 0)
{
connected = true;
notifyReset();
startReading();
}
}
else
{
if(readPB.ioResult == 0)
{
if(readPB.csParam.receive.rcvBuffLen > 0)
notifyReceive((uint8_t*)readBuffer, readPB.csParam.receive.rcvBuffLen);
startReading();
}
else if(readPB.ioResult == connectionClosing || readPB.ioResult == connectionTerminated)
{
connected = false;
memset(&readPB, 0, sizeof(readPB));
readPB.ioCRefNum = refNum;
readPB.tcpStream = tcpStream;
readPB.csCode = TCPClose;
readPB.csParam.close.ulpTimeoutValue = 5;
readPB.csParam.close.ulpTimeoutAction = 1;
readPB.csParam.close.validityFlags = 0xC0;
PBControlSync((ParmBlkPtr)&readPB);
readPB.csCode = TCPAbort;
PBControlSync((ParmBlkPtr)&readPB);
startListening();
}
}
}