int chatting()
{
char msg[80],msg_in[80];
int status,out,in,count=0,count_in=0,i,extra;
bioscom(0, SETTINGS, COM1); //init. port
//alternative to outportb(),perticularly for rs 232 communication.
window(3,23,80,23); //message entry window
while (1)
{
status = bioscom(3, 0, COM1);
if (status & DATA_READY)
{
if ((out = bioscom(2, 0, COM1) & 0x7F) != 0)// input message byte.
msg_in[count_in++]=out;
if(out==13)
{
dsply(msg_in,10);
count_in=0;
gotoxy(count+1,1);
}
}
if (kbhit()) //character entered
{
gotoxy(count+1,1);
if ((in = getche()) == 27)
break;
if(in==0)
{
in= getch(); //special function key pressed, ignore
continue;
}
if(in==8 && count>0) { count-=2;cprintf(" \b");} //BackSpace
else msg[count]=in;
if(count==70) {in=13; msg[70]=13;}
count++;
if(in==13 ) //Enter: Send
{
i=0;
dsply(msg,14);
for(i=0;i<count;i++)
{
bioscom(1, msg[i], COM1);
}
clrscr();
count=0;
}
}
}
return 1;
}
int
serialPutAttributes (SerialDevice *serial, const SerialAttributes *attributes) {
{
if (attributes->speed.biosBPS <= 7) {
if (bioscom(0, attributes->bios.byte, serial->package.deviceIndex) & 0X0700) {
logMessage(LOG_ERR, "bioscom failed");
return 0;
}
} else {
int interruptsWereEnabled = disable();
SerialBiosConfiguration lcr = attributes->bios;
lcr.fields.bps = 0;
serialWritePort(serial, UART_PORT_LCR,
lcr.byte | UART_FLAG_LCR_DLAB);
serialWritePort(serial, UART_PORT_DLL,
attributes->speed.divisor & 0XFF);
serialWritePort(serial, UART_PORT_DLH,
attributes->speed.divisor >> 8);
serialWritePort(serial, UART_PORT_LCR, lcr.byte);
if (interruptsWereEnabled) enable();
}
}
return 1;
}
unsigned _RTL_FUNC _bios_serialcom(unsigned __cmd, unsigned __port, unsigned __abyte)
{
return bioscom(__cmd, __abyte, __port) ;
}
