85 lines
2.0 KiB
C
85 lines
2.0 KiB
C
#include "SerialHelper.h"
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#include "stdio.h"
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/*
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Read more: http://stason.org/TULARC/os-macintosh/programming/7-1-How-do-I-get-at-the-serial-ports-Communications-and-N.html#ixzz4cIxU3Tob
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Serial implementation:
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https://opensource.apple.com/source/gdb/gdb-186.1/src/gdb/ser-mac.c?txt
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http://mirror.informatimago.com/next/developer.apple.com/documentation/mac/Devices/Devices-320.html
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*/
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short serialPort;
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OSErr setupDebugSerialPort(short refNum) {
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#ifdef PROFILING
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// we need to bail on profiling, because the profile watcher will be reading this serial port
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return;
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#endif
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#define MODEM_PORT_OUT "\p.AOut"
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#define PRINTER_PORT_OUT "\p.BOut"
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// OSErr err;
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// return err;
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const unsigned char* nameStr = "\p";
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switch (refNum)
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{
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case aoutRefNum:
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nameStr = (const unsigned char*)MODEM_PORT_OUT;
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break;
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case boutRefNum:
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nameStr = (const unsigned char*)PRINTER_PORT_OUT;
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break;
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default:
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return -1;
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}
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OSErr err;
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serialPort = 0;
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err = OpenDriver(nameStr, &serialPort);
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if (err < 0) return err;
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CntrlParam cb2;
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cb2.ioCRefNum = serialPort;
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cb2.csCode = 8;
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cb2.csParam[0] = stop10 | noParity | data8 | baud19200;
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err = PBControl ((ParmBlkPtr) & cb2, 0);
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if (err < 0) {
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return err;
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}
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return 0;
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}
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OSErr writeSerialPortDebug(short refNum, const char* str)
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{
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#ifdef PROFILING
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// we need to bail on profiling, because the profile watcher will be reading this serial port
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return;
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#endif
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IOParam pb2;
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pb2.ioRefNum = serialPort;
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char str2[1024];
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sprintf(str2, "%s\n", str);
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pb2.ioBuffer = (Ptr) str2;
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pb2.ioReqCount = strlen(str2);
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OSErr err = PBWrite((ParmBlkPtr)& pb2, 0);
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if (err < 0) return err;
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// hangs on Mac512K (write hasn't finished due to slow Speed when we wants to close driver
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// err = CloseDriver(serialPort);
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return err;
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} |