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// TTY_IO.cpp
// $Id$
#define ACE_BUILD_DLL
#include "ace/TTY_IO.h"
// Interface for reading/writing serial device parameters
int
ACE_TTY_IO::control (Control_Mode cmd,
Serial_Params *arg) const
{
#if defined (ACE_HAS_TERM_IOCTLS)
struct termios devpar;
u_long c_iflag;
u_long c_oflag;
u_long c_cflag;
u_long c_lflag;
u_long c_line;
u_char ivmin_cc4;
u_char ivtime_cc5;
c_iflag=0;
c_oflag=0;
c_cflag=0;
c_lflag=0;
c_line=0;
// Get default device parameters.
if (this->ACE_IO_SAP::control (TCGETS, (void *) &devpar) == -1)
return -1;
switch (cmd)
{
case SETPARAMS:
switch (arg->baudrate)
{
case 600:
c_cflag |= B600;
break;
case 1200:
c_cflag |= B1200;
break;
case 2400:
c_cflag |= B2400;
break;
case 4800:
c_cflag |= B4800;
break;
case 9600:
c_cflag |= B9600;
break;
case 19200:
c_cflag |= B19200;
break;
case 38400:
c_cflag |= B38400;
break;
default:
return -1;
}
switch (arg->databits)
{
case 5:
c_cflag |= CS5;
break;
case 6:
c_cflag |= CS6;
break;
case 7:
c_cflag |= CS7;
break;
case 8:
c_cflag |= CS8;
break;
default:
return -1;
}
switch (arg->stopbits)
{
case 1:
break;
case 2:
c_cflag |= CSTOPB;
break;
default:
return -1;
}
if (arg->parityenb)
{
c_cflag |= PARENB;
if (strcmp((char *) arg->paritymode,"ODD")==0 ||
strcmp((char *) arg->paritymode,"odd")==0)
c_cflag |= PARODD;
}
if (arg->ctsenb) /* enable CTS/RTS protocoll */
c_cflag |= CRTSCTS;
if (arg->rcvenb) /* enable receiver */
c_cflag |= CREAD;
c_oflag=0;
c_iflag=IGNPAR|INPCK|ISTRIP;
c_lflag=0;
ivmin_cc4 =(u_char)0;
ivtime_cc5=(u_char)(arg->readtimeoutmsec/100);
devpar.c_iflag = c_iflag;
devpar.c_oflag = c_oflag;
devpar.c_cflag = c_cflag;
devpar.c_lflag = c_lflag;
devpar.c_cc[4] = ivmin_cc4;
devpar.c_cc[5] = ivtime_cc5;
return this->ACE_IO_SAP::control (TCSETS, (void *) &devpar);
case GETPARAMS:
return -1; // Not yet implemented.
default:
return -1; // Wrong cmd.
}
#elif defined (ACE_WIN32)
switch (cmd)
{
case SETPARAMS:
DCB dcb ;
dcb.DCBlength = sizeof dcb ;
::GetCommState (this->get_handle (), &dcb);
switch (arg->baudrate)
{
case 600: dcb.BaudRate = CBR_600; break;
case 1200: dcb.BaudRate = CBR_1200; break;
case 2400: dcb.BaudRate = CBR_2400; break;
case 4800: dcb.BaudRate = CBR_4800; break;
case 9600: dcb.BaudRate = CBR_9600; break;
case 19200: dcb.BaudRate = CBR_19200; break;
case 38400: dcb.BaudRate = CBR_38400; break;
default: return -1;
}
switch (arg->databits)
{
case 4:
case 5:
case 6:
case 7:
case 8:
dcb.ByteSize = u_char (arg->databits);
break;
default:
return -1;
}
switch (arg->stopbits)
{
case 1: dcb.StopBits = ONESTOPBIT ; break ;
case 2: dcb.StopBits = TWOSTOPBITS; break ;
break;
default:
return -1;
}
if (arg->parityenb)
{
dcb.fParity = TRUE ;
if (ACE_OS::strcmp ((char *) arg->paritymode, "ODD") == 0
|| ACE_OS::strcmp ((char *) arg->paritymode, "odd") == 0)
dcb.Parity = ODDPARITY ;
else if (ACE_OS::strcmp ((char *) arg->paritymode, "EVEN") == 0
|| ACE_OS::strcmp ((char *) arg->paritymode, "even") == 0)
dcb.Parity = EVENPARITY ;
}
else
{
dcb.fParity = FALSE ;
dcb.Parity = NOPARITY ;
}
if (arg->ctsenb) // enable CTS/RTS protocol.
{
dcb.fOutxCtsFlow = TRUE ;
dcb.fRtsControl = RTS_CONTROL_HANDSHAKE ;
}
else
{
dcb.fOutxCtsFlow = FALSE ;
dcb.fRtsControl = RTS_CONTROL_DISABLE ;
}
dcb.fBinary = TRUE ;
return ::SetCommState (this->get_handle (), &dcb);
case GETPARAMS:
ACE_NOTSUP_RETURN (-1); // Not yet implemented.
default:
return -1; // Wrong cmd.
} // arg switch
#else
cmd = cmd;
arg = arg;
ACE_NOTSUP_RETURN (-1);
#endif /* ACE_HAS_TERM_IOCTLS */
}
ACE_TTY_IO::operator ACE_DEV_IO &()
{
return (ACE_DEV_IO &) *this;
}
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