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ntdll/kernel32: SetCommState & IOCTL_SET_BAUD_RATE 

- created dump_dcb to print out DCB information
- implemented ntdll's serial IOCTL SET_BAUD_RATE
- used this IOCTL in kernel32.SetCommState
This commit is contained in:
Eric Pouech 2006-05-07 14:10:32 +02:00 committed by Alexandre Julliard
parent 9b29fb6860
commit 631ec30f78
2 changed files with 174 additions and 211 deletions
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243
dlls/kernel/comm.c
View File

@ -950,6 +950,21 @@ BOOL WINAPI SetCommMask(HANDLE handle, DWORD evtmask)
&evtmask, sizeof(evtmask), NULL, 0, NULL, NULL);
}
static void dump_dcb(const DCB* lpdcb)
{
TRACE("bytesize=%d baudrate=%ld fParity=%d Parity=%d stopbits=%d\n",
lpdcb->ByteSize, lpdcb->BaudRate, lpdcb->fParity, lpdcb->Parity,
(lpdcb->StopBits == ONESTOPBIT) ? 1 :
(lpdcb->StopBits == TWOSTOPBITS) ? 2 : 0);
TRACE("%sIXON %sIXOFF\n", (lpdcb->fInX) ? "" : "~", (lpdcb->fOutX) ? "" : "~");
TRACE("fOutxCtsFlow=%d fRtsControl=%d\n", lpdcb->fOutxCtsFlow, lpdcb->fRtsControl);
TRACE("fOutxDsrFlow=%d fDtrControl=%d\n", lpdcb->fOutxDsrFlow, lpdcb->fDtrControl);
if (lpdcb->fOutxCtsFlow || lpdcb->fRtsControl == RTS_CONTROL_HANDSHAKE)
TRACE("CRTSCTS\n");
else
TRACE("~CRTSCTS\n");
}
/*****************************************************************************
* SetCommState (KERNEL32.@)
*
@ -957,30 +972,34 @@ BOOL WINAPI SetCommMask(HANDLE handle, DWORD evtmask)
* with values from a device control block without effecting the input and output
* queues.
*
* PARAMS
*
* handle [in] The communications device
* lpdcb [out] The device control block
*
* RETURNS
*
* True on success, false on failure eg if the XonChar is equal to the XoffChar.
*/
BOOL WINAPI SetCommState(
HANDLE handle, /* [in] The communications device. */
LPDCB lpdcb) /* [out] The device control block. */
BOOL WINAPI SetCommState( HANDLE handle, LPDCB lpdcb)
{
struct termios port;
int fd, bytesize, stopbits;
BOOL ret;
TRACE("handle %p, ptr %p\n", handle, lpdcb);
TRACE("bytesize %d baudrate %ld fParity %d Parity %d stopbits %d\n",
lpdcb->ByteSize,lpdcb->BaudRate,lpdcb->fParity, lpdcb->Parity,
(lpdcb->StopBits == ONESTOPBIT)?1:
(lpdcb->StopBits == TWOSTOPBITS)?2:0);
TRACE("%s %s\n",(lpdcb->fInX)?"IXON":"~IXON",
(lpdcb->fOutX)?"IXOFF":"~IXOFF");
TRACE("fOutxCtsFlow %d fRtsControl %d\n", lpdcb->fOutxCtsFlow,
lpdcb->fRtsControl);
TRACE("fOutxDsrFlow %d fDtrControl%d\n", lpdcb->fOutxDsrFlow,
lpdcb->fDtrControl);
SERIAL_BAUD_RATE sbr;
if (lpdcb == NULL)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
dump_dcb(lpdcb);
sbr.BaudRate = lpdcb->BaudRate;
if (!DeviceIoControl(handle, IOCTL_SERIAL_SET_BAUD_RATE,
&sbr, sizeof(sbr), NULL, 0, NULL, NULL))
return FALSE;
fd = get_comm_fd( handle, FILE_READ_DATA );
if (fd < 0) return FALSE;
@ -1010,202 +1029,6 @@ BOOL WINAPI SetCommState(
port.c_lflag &= ~(ICANON|ECHO|ISIG);
port.c_lflag |= NOFLSH;
#ifdef CBAUD
port.c_cflag &= ~CBAUD;
switch (lpdcb->BaudRate) {
case 0:
port.c_cflag |= B0;
break;
case 50:
port.c_cflag |= B50;
break;
case 75:
port.c_cflag |= B75;
break;
case 110:
case CBR_110:
port.c_cflag |= B110;
break;
case 134:
port.c_cflag |= B134;
break;
case 150:
port.c_cflag |= B150;
break;
case 200:
port.c_cflag |= B200;
break;
case 300:
case CBR_300:
port.c_cflag |= B300;
break;
case 600:
case CBR_600:
port.c_cflag |= B600;
break;
case 1200:
case CBR_1200:
port.c_cflag |= B1200;
break;
case 1800:
port.c_cflag |= B1800;
break;
case 2400:
case CBR_2400:
port.c_cflag |= B2400;
break;
case 4800:
case CBR_4800:
port.c_cflag |= B4800;
break;
case 9600:
case CBR_9600:
port.c_cflag |= B9600;
break;
case 19200:
case CBR_19200:
port.c_cflag |= B19200;
break;
case 38400:
case CBR_38400:
port.c_cflag |= B38400;
break;
#ifdef B57600
case 57600:
port.c_cflag |= B57600;
break;
#endif
#ifdef B115200
case 115200:
port.c_cflag |= B115200;
break;
#endif
#ifdef B230400
case 230400:
port.c_cflag |= B230400;
break;
#endif
#ifdef B460800
case 460800:
port.c_cflag |= B460800;
break;
#endif
default:
#if defined (HAVE_LINUX_SERIAL_H) && defined (TIOCSSERIAL)
{ struct serial_struct nuts;
int arby;
ioctl(fd, TIOCGSERIAL, &nuts);
nuts.custom_divisor = nuts.baud_base / lpdcb->BaudRate;
if (!(nuts.custom_divisor)) nuts.custom_divisor = 1;
arby = nuts.baud_base / nuts.custom_divisor;
nuts.flags &= ~ASYNC_SPD_MASK;
nuts.flags |= ASYNC_SPD_CUST;
WARN("You (or a program acting at your behest) have specified\n"
"a non-standard baud rate %ld. Wine will set the rate to %d,\n"
"which is as close as we can get by our present understanding of your\n"
"hardware. I hope you know what you are doing. Any disruption Wine\n"
"has caused to your linux system can be undone with setserial \n"
"(see man setserial). If you have incapacitated a Hayes type modem,\n"
"reset it and it will probably recover.\n", lpdcb->BaudRate, arby);
ioctl(fd, TIOCSSERIAL, &nuts);
port.c_cflag |= B38400;
}
break;
#endif /* Don't have linux/serial.h or lack TIOCSSERIAL */
release_comm_fd( handle, fd );
ERR("baudrate %ld\n",lpdcb->BaudRate);
return FALSE;
}
#elif !defined(__EMX__)
switch (lpdcb->BaudRate) {
case 0:
port.c_ospeed = B0;
break;
case 50:
port.c_ospeed = B50;
break;
case 75:
port.c_ospeed = B75;
break;
case 110:
case CBR_110:
port.c_ospeed = B110;
break;
case 134:
port.c_ospeed = B134;
break;
case 150:
port.c_ospeed = B150;
break;
case 200:
port.c_ospeed = B200;
break;
case 300:
case CBR_300:
port.c_ospeed = B300;
break;
case 600:
case CBR_600:
port.c_ospeed = B600;
break;
case 1200:
case CBR_1200:
port.c_ospeed = B1200;
break;
case 1800:
port.c_ospeed = B1800;
break;
case 2400:
case CBR_2400:
port.c_ospeed = B2400;
break;
case 4800:
case CBR_4800:
port.c_ospeed = B4800;
break;
case 9600:
case CBR_9600:
port.c_ospeed = B9600;
break;
case 19200:
case CBR_19200:
port.c_ospeed = B19200;
break;
case 38400:
case CBR_38400:
port.c_ospeed = B38400;
break;
#ifdef B57600
case 57600:
case CBR_57600:
port.c_cflag |= B57600;
break;
#endif
#ifdef B115200
case 115200:
case CBR_115200:
port.c_cflag |= B115200;
break;
#endif
#ifdef B230400
case 230400:
port.c_cflag |= B230400;
break;
#endif
#ifdef B460800
case 460800:
port.c_cflag |= B460800;
break;
#endif
default:
release_comm_fd( handle, fd );
ERR("baudrate %ld\n",lpdcb->BaudRate);
return FALSE;
}
port.c_ispeed = port.c_ospeed;
#endif
bytesize=lpdcb->ByteSize;
stopbits=lpdcb->StopBits;

140
dlls/ntdll/serial.c
View File

@ -226,6 +226,140 @@ static NTSTATUS purge(int fd, DWORD flags)
return STATUS_SUCCESS;
}
static NTSTATUS set_baud_rate(int fd, const SERIAL_BAUD_RATE* sbr)
{
struct termios port;
if (tcgetattr(fd, &port) == -1)
{
ERR("tcgetattr error '%s'\n", strerror(errno));
return FILE_GetNtStatus();
}
#ifdef CBAUD
port.c_cflag &= ~CBAUD;
switch (sbr->BaudRate)
{
case 0: port.c_cflag |= B0; break;
case 50: port.c_cflag |= B50; break;
case 75: port.c_cflag |= B75; break;
case 110:
case CBR_110: port.c_cflag |= B110; break;
case 134: port.c_cflag |= B134; break;
case 150: port.c_cflag |= B150; break;
case 200: port.c_cflag |= B200; break;
case 300:
case CBR_300: port.c_cflag |= B300; break;
case 600:
case CBR_600: port.c_cflag |= B600; break;
case 1200:
case CBR_1200: port.c_cflag |= B1200; break;
case 1800: port.c_cflag |= B1800; break;
case 2400:
case CBR_2400: port.c_cflag |= B2400; break;
case 4800:
case CBR_4800: port.c_cflag |= B4800; break;
case 9600:
case CBR_9600: port.c_cflag |= B9600; break;
case 19200:
case CBR_19200: port.c_cflag |= B19200; break;
case 38400:
case CBR_38400: port.c_cflag |= B38400; break;
#ifdef B57600
case 57600: port.c_cflag |= B57600; break;
#endif
#ifdef B115200
case 115200: port.c_cflag |= B115200;break;
#endif
#ifdef B230400
case 230400: port.c_cflag |= B230400;break;
#endif
#ifdef B460800
case 460800: port.c_cflag |= B460800;break;
#endif
default:
#if defined (HAVE_LINUX_SERIAL_H) && defined (TIOCSSERIAL)
{
struct serial_struct nuts;
int arby;
ioctl(fd, TIOCGSERIAL, &nuts);
nuts.custom_divisor = nuts.baud_base / sbr->BaudRate;
if (!(nuts.custom_divisor)) nuts.custom_divisor = 1;
arby = nuts.baud_base / nuts.custom_divisor;
nuts.flags &= ~ASYNC_SPD_MASK;
nuts.flags |= ASYNC_SPD_CUST;
WARN("You (or a program acting at your behest) have specified\n"
"a non-standard baud rate %ld. Wine will set the rate to %d,\n"
"which is as close as we can get by our present understanding of your\n"
"hardware. I hope you know what you are doing. Any disruption Wine\n"
"has caused to your linux system can be undone with setserial \n"
"(see man setserial). If you have incapacitated a Hayes type modem,\n"
"reset it and it will probably recover.\n", sbr->BaudRate, arby);
ioctl(fd, TIOCSSERIAL, &nuts);
port.c_cflag |= B38400;
}
break;
#endif /* Don't have linux/serial.h or lack TIOCSSERIAL */
ERR("baudrate %ld\n", sbr->BaudRate);
return STATUS_NOT_SUPPORTED;
}
#elif !defined(__EMX__)
switch (sbr->BaudRate)
{
case 0: port.c_ospeed = B0; break;
case 50: port.c_ospeed = B50; break;
case 75: port.c_ospeed = B75; break;
case 110:
case CBR_110: port.c_ospeed = B110; break;
case 134: port.c_ospeed = B134; break;
case 150: port.c_ospeed = B150; break;
case 200: port.c_ospeed = B200; break;
case 300:
case CBR_300: port.c_ospeed = B300; break;
case 600:
case CBR_600: port.c_ospeed = B600; break;
case 1200:
case CBR_1200: port.c_ospeed = B1200; break;
case 1800: port.c_ospeed = B1800; break;
case 2400:
case CBR_2400: port.c_ospeed = B2400; break;
case 4800:
case CBR_4800: port.c_ospeed = B4800; break;
case 9600:
case CBR_9600: port.c_ospeed = B9600; break;
case 19200:
case CBR_19200: port.c_ospeed = B19200; break;
case 38400:
case CBR_38400: port.c_ospeed = B38400; break;
#ifdef B57600
case 57600:
case CBR_57600: port.c_cflag |= B57600; break;
#endif
#ifdef B115200
case 115200:
case CBR_115200: port.c_cflag |= B115200;break;
#endif
#ifdef B230400
case 230400: port.c_cflag |= B230400;break;
#endif
#ifdef B460800
case 460800: port.c_cflag |= B460800;break;
#endif
default:
ERR("baudrate %ld\n", sbr->BaudRate);
return STATUS_NOT_SUPPORTED;
}
port.c_ispeed = port.c_ospeed;
#endif
if (tcsetattr(fd, TCSANOW, &port) == -1)
{
ERR("tcsetattr error '%s'\n", strerror(errno));
return FILE_GetNtStatus();
}
return STATUS_SUCCESS;
}
static NTSTATUS set_wait_mask(HANDLE hDevice, DWORD mask)
{
NTSTATUS status;
@ -314,6 +448,12 @@ NTSTATUS COMM_DeviceIoControl(HANDLE hDevice,
else
status = STATUS_INVALID_PARAMETER;
break;
case IOCTL_SERIAL_SET_BAUD_RATE:
if (lpInBuffer && nInBufferSize == sizeof(SERIAL_BAUD_RATE))
status = set_baud_rate(fd, (const SERIAL_BAUD_RATE*)lpInBuffer);
else
status = STATUS_INVALID_PARAMETER;
break;
case IOCTL_SERIAL_SET_BREAK_OFF:
#if defined(TIOCSBRK) && defined(TIOCCBRK) /* check if available for compilation */
if (ioctl(fd, TIOCCBRK, 0) == -1)