2006-01-12 13:32:51 +01:00
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/* Main file for COMM support
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*
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* DEC 93 Erik Bos <erik@xs4all.nl>
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* Copyright 1996 Marcus Meissner
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2006-09-30 21:20:41 +02:00
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* Copyright 2005,2006 Eric Pouech
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2006-01-12 13:32:51 +01:00
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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2006-05-18 14:49:52 +02:00
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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2006-01-12 13:32:51 +01:00
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*/
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#include "config.h"
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#include "wine/port.h"
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#include <errno.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <stdio.h>
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#ifdef HAVE_STRINGS_H
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# include <strings.h>
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#endif
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#ifdef HAVE_TERMIOS_H
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#include <termios.h>
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#endif
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#ifdef HAVE_IO_H
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# include <io.h>
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#endif
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#ifdef HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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#include <fcntl.h>
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#ifdef HAVE_SYS_STAT_H
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# include <sys/stat.h>
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#endif
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#include <sys/types.h>
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#ifdef HAVE_SYS_FILIO_H
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# include <sys/filio.h>
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#endif
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#ifdef HAVE_SYS_IOCTL_H
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#include <sys/ioctl.h>
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#endif
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#ifdef HAVE_SYS_POLL_H
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# include <sys/poll.h>
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#endif
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#ifdef HAVE_SYS_MODEM_H
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# include <sys/modem.h>
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#endif
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#ifdef HAVE_SYS_STRTIO_H
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# include <sys/strtio.h>
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#endif
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#define NONAMELESSUNION
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#define NONAMELESSSTRUCT
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#include "ntstatus.h"
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#define WIN32_NO_STATUS
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#include "windef.h"
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#include "winternl.h"
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#include "winioctl.h"
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#include "ddk/ntddser.h"
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#include "ntdll_misc.h"
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#include "wine/server.h"
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#include "wine/library.h"
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#include "wine/debug.h"
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#ifdef HAVE_LINUX_SERIAL_H
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2009-01-03 20:49:30 +01:00
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#ifdef HAVE_ASM_TYPES_H
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#include <asm/types.h>
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#endif
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2006-01-12 13:32:51 +01:00
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#include <linux/serial.h>
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#endif
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2006-09-30 21:20:41 +02:00
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#if !defined(TIOCINQ) && defined(FIONREAD)
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#define TIOCINQ FIONREAD
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#endif
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2006-01-12 13:32:51 +01:00
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WINE_DEFAULT_DEBUG_CHANNEL(comm);
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static const char* iocode2str(DWORD ioc)
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{
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switch (ioc)
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{
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2008-12-24 19:13:15 +01:00
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#define X(x) case (x): return #x
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2006-01-12 13:32:51 +01:00
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X(IOCTL_SERIAL_CLEAR_STATS);
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X(IOCTL_SERIAL_CLR_DTR);
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X(IOCTL_SERIAL_CLR_RTS);
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X(IOCTL_SERIAL_CONFIG_SIZE);
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X(IOCTL_SERIAL_GET_BAUD_RATE);
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X(IOCTL_SERIAL_GET_CHARS);
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X(IOCTL_SERIAL_GET_COMMSTATUS);
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X(IOCTL_SERIAL_GET_DTRRTS);
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X(IOCTL_SERIAL_GET_HANDFLOW);
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X(IOCTL_SERIAL_GET_LINE_CONTROL);
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X(IOCTL_SERIAL_GET_MODEM_CONTROL);
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X(IOCTL_SERIAL_GET_MODEMSTATUS);
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X(IOCTL_SERIAL_GET_PROPERTIES);
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X(IOCTL_SERIAL_GET_STATS);
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X(IOCTL_SERIAL_GET_TIMEOUTS);
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X(IOCTL_SERIAL_GET_WAIT_MASK);
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X(IOCTL_SERIAL_IMMEDIATE_CHAR);
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X(IOCTL_SERIAL_LSRMST_INSERT);
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X(IOCTL_SERIAL_PURGE);
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X(IOCTL_SERIAL_RESET_DEVICE);
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X(IOCTL_SERIAL_SET_BAUD_RATE);
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X(IOCTL_SERIAL_SET_BREAK_ON);
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X(IOCTL_SERIAL_SET_BREAK_OFF);
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X(IOCTL_SERIAL_SET_CHARS);
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X(IOCTL_SERIAL_SET_DTR);
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X(IOCTL_SERIAL_SET_FIFO_CONTROL);
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X(IOCTL_SERIAL_SET_HANDFLOW);
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X(IOCTL_SERIAL_SET_LINE_CONTROL);
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X(IOCTL_SERIAL_SET_MODEM_CONTROL);
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X(IOCTL_SERIAL_SET_QUEUE_SIZE);
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X(IOCTL_SERIAL_SET_RTS);
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X(IOCTL_SERIAL_SET_TIMEOUTS);
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X(IOCTL_SERIAL_SET_WAIT_MASK);
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X(IOCTL_SERIAL_SET_XOFF);
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X(IOCTL_SERIAL_SET_XON);
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X(IOCTL_SERIAL_WAIT_ON_MASK);
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X(IOCTL_SERIAL_XOFF_COUNTER);
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#undef X
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2006-10-16 13:49:06 +02:00
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default: { static char tmp[32]; sprintf(tmp, "IOCTL_SERIAL_%d\n", ioc); return tmp; }
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2006-01-12 13:32:51 +01:00
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}
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}
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2006-05-07 14:10:46 +02:00
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static NTSTATUS get_baud_rate(int fd, SERIAL_BAUD_RATE* sbr)
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{
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struct termios port;
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int speed;
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if (tcgetattr(fd, &port) == -1)
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{
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ERR("tcgetattr error '%s'\n", strerror(errno));
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return FILE_GetNtStatus();
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}
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#ifndef __EMX__
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#ifdef CBAUD
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speed = port.c_cflag & CBAUD;
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#else
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speed = cfgetospeed(&port);
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#endif
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switch (speed)
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{
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case B0: sbr->BaudRate = 0; break;
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case B50: sbr->BaudRate = 50; break;
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case B75: sbr->BaudRate = 75; break;
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case B110: sbr->BaudRate = 110; break;
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case B134: sbr->BaudRate = 134; break;
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case B150: sbr->BaudRate = 150; break;
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case B200: sbr->BaudRate = 200; break;
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case B300: sbr->BaudRate = 300; break;
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case B600: sbr->BaudRate = 600; break;
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case B1200: sbr->BaudRate = 1200; break;
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case B1800: sbr->BaudRate = 1800; break;
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case B2400: sbr->BaudRate = 2400; break;
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case B4800: sbr->BaudRate = 4800; break;
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case B9600: sbr->BaudRate = 9600; break;
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case B19200: sbr->BaudRate = 19200; break;
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case B38400: sbr->BaudRate = 38400; break;
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#ifdef B57600
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case B57600: sbr->BaudRate = 57600; break;
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#endif
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#ifdef B115200
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case B115200: sbr->BaudRate = 115200; break;
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#endif
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#ifdef B230400
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case B230400: sbr->BaudRate = 230400; break;
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#endif
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#ifdef B460800
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case B460800: sbr->BaudRate = 460800; break;
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#endif
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default:
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ERR("unknown speed %x\n", speed);
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return STATUS_INVALID_PARAMETER;
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}
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#else
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return STATUS_INVALID_PARAMETER;
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#endif
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return STATUS_SUCCESS;
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}
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2006-05-07 14:10:52 +02:00
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static NTSTATUS get_hand_flow(int fd, SERIAL_HANDFLOW* shf)
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{
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2008-01-21 21:45:18 +01:00
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int stat = 0;
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2006-05-07 14:10:52 +02:00
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struct termios port;
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2008-01-21 21:45:18 +01:00
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2006-05-07 14:10:52 +02:00
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if (tcgetattr(fd, &port) == -1)
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{
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ERR("tcgetattr error '%s'\n", strerror(errno));
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return FILE_GetNtStatus();
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}
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2008-01-21 21:45:18 +01:00
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/* termios does not support DTR/DSR flow control */
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shf->ControlHandShake = 0;
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shf->FlowReplace = 0;
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2006-05-07 14:10:52 +02:00
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#ifdef TIOCMGET
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if (ioctl(fd, TIOCMGET, &stat) == -1)
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{
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WARN("ioctl error '%s'\n", strerror(errno));
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2008-01-21 21:45:18 +01:00
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shf->ControlHandShake |= SERIAL_DTR_CONTROL;
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shf->FlowReplace |= SERIAL_RTS_CONTROL;
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2006-05-07 14:10:52 +02:00
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}
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2008-01-21 21:45:18 +01:00
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#else
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WARN("Setting DTR/RTS to enabled by default\n");
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shf->ControlHandShake |= SERIAL_DTR_CONTROL;
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shf->FlowReplace |= SERIAL_RTS_CONTROL;
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2006-05-07 14:10:52 +02:00
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#endif
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#ifdef TIOCM_DTR
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if (stat & TIOCM_DTR)
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#endif
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shf->ControlHandShake |= SERIAL_DTR_CONTROL;
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#ifdef CRTSCTS
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if (port.c_cflag & CRTSCTS)
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{
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2008-01-21 21:45:18 +01:00
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shf->FlowReplace |= SERIAL_RTS_CONTROL;
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2006-05-07 14:10:52 +02:00
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shf->ControlHandShake |= SERIAL_CTS_HANDSHAKE;
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}
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else
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#endif
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{
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#ifdef TIOCM_RTS
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if (stat & TIOCM_RTS)
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#endif
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2008-01-21 21:45:18 +01:00
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shf->FlowReplace |= SERIAL_RTS_CONTROL;
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2006-05-07 14:10:52 +02:00
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}
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if (port.c_iflag & IXOFF)
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2007-10-28 21:24:40 +01:00
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shf->FlowReplace |= SERIAL_AUTO_RECEIVE;
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if (port.c_iflag & IXON)
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2006-05-07 14:10:52 +02:00
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shf->FlowReplace |= SERIAL_AUTO_TRANSMIT;
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shf->XonLimit = 10;
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shf->XoffLimit = 10;
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return STATUS_SUCCESS;
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}
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2006-05-07 14:10:49 +02:00
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static NTSTATUS get_line_control(int fd, SERIAL_LINE_CONTROL* slc)
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{
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struct termios port;
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if (tcgetattr(fd, &port) == -1)
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{
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ERR("tcgetattr error '%s'\n", strerror(errno));
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return FILE_GetNtStatus();
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}
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#ifdef CMSPAR
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switch (port.c_cflag & (PARENB | PARODD | CMSPAR))
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#else
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switch (port.c_cflag & (PARENB | PARODD))
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#endif
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{
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case 0: slc->Parity = NOPARITY; break;
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case PARENB: slc->Parity = EVENPARITY; break;
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case PARENB|PARODD: slc->Parity = ODDPARITY; break;
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#ifdef CMSPAR
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case PARENB|CMSPAR: slc->Parity = MARKPARITY; break;
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case PARENB|PARODD|CMSPAR: slc->Parity = SPACEPARITY; break;
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#endif
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}
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switch (port.c_cflag & CSIZE)
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{
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case CS5: slc->WordLength = 5; break;
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case CS6: slc->WordLength = 6; break;
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case CS7: slc->WordLength = 7; break;
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case CS8: slc->WordLength = 8; break;
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2008-01-15 20:36:48 +01:00
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default: ERR("unknown size %x\n", (UINT)(port.c_cflag & CSIZE));
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2006-05-07 14:10:49 +02:00
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}
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2008-01-12 17:05:50 +01:00
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2006-05-07 14:10:49 +02:00
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if (port.c_cflag & CSTOPB)
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{
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if (slc->WordLength == 5)
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slc->StopBits = ONE5STOPBITS;
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else
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slc->StopBits = TWOSTOPBITS;
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}
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else
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slc->StopBits = ONESTOPBIT;
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return STATUS_SUCCESS;
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}
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2006-02-06 11:37:39 +01:00
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static NTSTATUS get_modem_status(int fd, DWORD* lpModemStat)
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{
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2008-05-07 21:10:39 +02:00
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NTSTATUS status = STATUS_NOT_SUPPORTED;
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2006-02-06 11:37:39 +01:00
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int mstat;
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2008-05-07 21:10:39 +02:00
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*lpModemStat = 0;
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2006-02-06 11:37:39 +01:00
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#ifdef TIOCMGET
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2008-05-07 21:10:39 +02:00
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if (!ioctl(fd, TIOCMGET, &mstat))
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2006-02-06 11:37:39 +01:00
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{
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#ifdef TIOCM_CTS
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if (mstat & TIOCM_CTS) *lpModemStat |= MS_CTS_ON;
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#endif
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#ifdef TIOCM_DSR
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if (mstat & TIOCM_DSR) *lpModemStat |= MS_DSR_ON;
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#endif
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#ifdef TIOCM_RNG
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if (mstat & TIOCM_RNG) *lpModemStat |= MS_RING_ON;
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#endif
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#ifdef TIOCM_CAR
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/* FIXME: Not really sure about RLSD UB 990810 */
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if (mstat & TIOCM_CAR) *lpModemStat |= MS_RLSD_ON;
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#endif
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TRACE("%04x -> %s%s%s%s\n", mstat,
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(*lpModemStat & MS_RLSD_ON) ? "MS_RLSD_ON " : "",
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(*lpModemStat & MS_RING_ON) ? "MS_RING_ON " : "",
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(*lpModemStat & MS_DSR_ON) ? "MS_DSR_ON " : "",
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(*lpModemStat & MS_CTS_ON) ? "MS_CTS_ON " : "");
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2008-05-07 21:10:39 +02:00
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return STATUS_SUCCESS;
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2006-02-06 11:37:39 +01:00
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}
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2008-05-07 21:10:39 +02:00
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WARN("ioctl failed\n");
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status = FILE_GetNtStatus();
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2006-02-06 11:37:39 +01:00
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#endif
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return status;
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}
|
|
|
|
|
2006-05-07 14:10:55 +02:00
|
|
|
static NTSTATUS get_special_chars(int fd, SERIAL_CHARS* sc)
|
|
|
|
{
|
|
|
|
struct termios port;
|
|
|
|
|
|
|
|
if (tcgetattr(fd, &port) == -1)
|
|
|
|
{
|
|
|
|
ERR("tcgetattr error '%s'\n", strerror(errno));
|
|
|
|
return FILE_GetNtStatus();
|
|
|
|
}
|
|
|
|
sc->EofChar = port.c_cc[VEOF];
|
|
|
|
sc->ErrorChar = 0xFF;
|
|
|
|
sc->BreakChar = 0; /* FIXME */
|
|
|
|
sc->EventChar = 0; /* FIXME */
|
|
|
|
sc->XonChar = port.c_cc[VSTART];
|
|
|
|
sc->XoffChar = port.c_cc[VSTOP];
|
|
|
|
|
|
|
|
return STATUS_SUCCESS;
|
|
|
|
}
|
|
|
|
|
2006-02-27 22:22:06 +01:00
|
|
|
static NTSTATUS get_status(int fd, SERIAL_STATUS* ss)
|
|
|
|
{
|
|
|
|
NTSTATUS status = STATUS_SUCCESS;
|
|
|
|
|
|
|
|
ss->Errors = 0;
|
|
|
|
ss->HoldReasons = 0;
|
|
|
|
ss->EofReceived = FALSE;
|
|
|
|
ss->WaitForImmediate = FALSE;
|
|
|
|
#ifdef TIOCOUTQ
|
|
|
|
if (ioctl(fd, TIOCOUTQ, &ss->AmountInOutQueue) == -1)
|
|
|
|
{
|
|
|
|
WARN("ioctl returned error\n");
|
|
|
|
status = FILE_GetNtStatus();
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
ss->AmountInOutQueue = 0; /* FIXME: find a different way to find out */
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#ifdef TIOCINQ
|
|
|
|
if (ioctl(fd, TIOCINQ, &ss->AmountInInQueue))
|
|
|
|
{
|
|
|
|
WARN("ioctl returned error\n");
|
|
|
|
status = FILE_GetNtStatus();
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
ss->AmountInInQueue = 0; /* FIXME: find a different way to find out */
|
|
|
|
#endif
|
|
|
|
return status;
|
|
|
|
}
|
|
|
|
|
2006-05-07 14:10:58 +02:00
|
|
|
static NTSTATUS get_timeouts(HANDLE handle, SERIAL_TIMEOUTS* st)
|
|
|
|
{
|
|
|
|
NTSTATUS status;
|
|
|
|
SERVER_START_REQ( get_serial_info )
|
|
|
|
{
|
2008-12-08 16:05:17 +01:00
|
|
|
req->handle = wine_server_obj_handle( handle );
|
2006-05-07 14:10:58 +02:00
|
|
|
if (!(status = wine_server_call( req )))
|
|
|
|
{
|
|
|
|
st->ReadIntervalTimeout = reply->readinterval;
|
|
|
|
st->ReadTotalTimeoutMultiplier = reply->readmult;
|
|
|
|
st->ReadTotalTimeoutConstant = reply->readconst;
|
|
|
|
st->WriteTotalTimeoutMultiplier = reply->writemult;
|
|
|
|
st->WriteTotalTimeoutConstant = reply->writeconst;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
SERVER_END_REQ;
|
|
|
|
return status;
|
|
|
|
}
|
|
|
|
|
2006-02-06 11:37:06 +01:00
|
|
|
static NTSTATUS get_wait_mask(HANDLE hDevice, DWORD* mask)
|
|
|
|
{
|
|
|
|
NTSTATUS status;
|
|
|
|
|
|
|
|
SERVER_START_REQ( get_serial_info )
|
|
|
|
{
|
2008-12-08 16:05:17 +01:00
|
|
|
req->handle = wine_server_obj_handle( hDevice );
|
2006-02-06 11:37:06 +01:00
|
|
|
if (!(status = wine_server_call( req )))
|
|
|
|
*mask = reply->eventmask;
|
|
|
|
}
|
|
|
|
SERVER_END_REQ;
|
|
|
|
return status;
|
|
|
|
}
|
|
|
|
|
2006-02-06 11:36:19 +01:00
|
|
|
static NTSTATUS purge(int fd, DWORD flags)
|
|
|
|
{
|
|
|
|
/*
|
|
|
|
** not exactly sure how these are different
|
|
|
|
** Perhaps if we had our own internal queues, one flushes them
|
|
|
|
** and the other flushes the kernel's buffers.
|
|
|
|
*/
|
|
|
|
if (flags & PURGE_TXABORT) tcflush(fd, TCOFLUSH);
|
|
|
|
if (flags & PURGE_RXABORT) tcflush(fd, TCIFLUSH);
|
|
|
|
if (flags & PURGE_TXCLEAR) tcflush(fd, TCOFLUSH);
|
|
|
|
if (flags & PURGE_RXCLEAR) tcflush(fd, TCIFLUSH);
|
|
|
|
return STATUS_SUCCESS;
|
|
|
|
}
|
|
|
|
|
2006-05-07 14:10:32 +02:00
|
|
|
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"
|
2006-10-16 13:49:06 +02:00
|
|
|
"a non-standard baud rate %d. Wine will set the rate to %d,\n"
|
2006-05-07 14:10:32 +02:00
|
|
|
"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"
|
2009-03-08 23:48:03 +01:00
|
|
|
"has caused to your linux system can be undone with setserial\n"
|
2006-05-07 14:10:32 +02:00
|
|
|
"(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;
|
2007-07-18 22:21:49 +02:00
|
|
|
#else /* Don't have linux/serial.h or lack TIOCSSERIAL */
|
2006-10-16 13:49:06 +02:00
|
|
|
ERR("baudrate %d\n", sbr->BaudRate);
|
2006-05-07 14:10:32 +02:00
|
|
|
return STATUS_NOT_SUPPORTED;
|
2007-07-18 22:21:49 +02:00
|
|
|
#endif /* Don't have linux/serial.h or lack TIOCSSERIAL */
|
2006-05-07 14:10:32 +02:00
|
|
|
}
|
|
|
|
#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:
|
2006-10-16 13:49:06 +02:00
|
|
|
ERR("baudrate %d\n", sbr->BaudRate);
|
2006-05-07 14:10:32 +02:00
|
|
|
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;
|
|
|
|
}
|
|
|
|
|
2006-05-07 14:10:39 +02:00
|
|
|
static int whack_modem(int fd, unsigned int andy, unsigned int orrie)
|
|
|
|
{
|
|
|
|
#ifdef TIOCMGET
|
|
|
|
unsigned int mstat, okay;
|
|
|
|
okay = ioctl(fd, TIOCMGET, &mstat);
|
|
|
|
if (okay) return okay;
|
|
|
|
if (andy) mstat &= andy;
|
|
|
|
mstat |= orrie;
|
|
|
|
return ioctl(fd, TIOCMSET, &mstat);
|
|
|
|
#else
|
|
|
|
return 0;
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
static NTSTATUS set_handflow(int fd, const SERIAL_HANDFLOW* shf)
|
|
|
|
{
|
|
|
|
struct termios port;
|
|
|
|
|
|
|
|
if ((shf->FlowReplace & (SERIAL_RTS_CONTROL | SERIAL_RTS_HANDSHAKE)) ==
|
|
|
|
(SERIAL_RTS_CONTROL | SERIAL_RTS_HANDSHAKE))
|
|
|
|
return STATUS_NOT_SUPPORTED;
|
|
|
|
|
|
|
|
if (tcgetattr(fd, &port) == -1)
|
|
|
|
{
|
|
|
|
ERR("tcgetattr error '%s'\n", strerror(errno));
|
|
|
|
return FILE_GetNtStatus();
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef CRTSCTS
|
|
|
|
if ((shf->ControlHandShake & SERIAL_CTS_HANDSHAKE) ||
|
|
|
|
(shf->FlowReplace & SERIAL_RTS_HANDSHAKE))
|
|
|
|
{
|
|
|
|
port.c_cflag |= CRTSCTS;
|
|
|
|
TRACE("CRTSCTS\n");
|
|
|
|
}
|
|
|
|
else
|
|
|
|
port.c_cflag &= ~CRTSCTS;
|
|
|
|
#endif
|
|
|
|
#ifdef TIOCM_DTR
|
|
|
|
if (shf->ControlHandShake & SERIAL_DTR_HANDSHAKE)
|
|
|
|
{
|
|
|
|
WARN("DSR/DTR flow control not supported\n");
|
2007-01-01 17:41:52 +01:00
|
|
|
} else if (!(shf->ControlHandShake & SERIAL_DTR_CONTROL))
|
2006-05-07 14:10:39 +02:00
|
|
|
whack_modem(fd, ~TIOCM_DTR, 0);
|
2007-01-01 17:41:52 +01:00
|
|
|
else
|
2006-05-07 14:10:39 +02:00
|
|
|
whack_modem(fd, 0, TIOCM_DTR);
|
|
|
|
#endif
|
|
|
|
#ifdef TIOCM_RTS
|
2007-01-01 17:41:52 +01:00
|
|
|
if (!(shf->ControlHandShake & SERIAL_CTS_HANDSHAKE))
|
2006-05-07 14:10:39 +02:00
|
|
|
{
|
|
|
|
if ((shf->FlowReplace & (SERIAL_RTS_CONTROL|SERIAL_RTS_HANDSHAKE)) == 0)
|
|
|
|
whack_modem(fd, ~TIOCM_RTS, 0);
|
|
|
|
else
|
|
|
|
whack_modem(fd, 0, TIOCM_RTS);
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
if (shf->FlowReplace & SERIAL_AUTO_RECEIVE)
|
|
|
|
port.c_iflag |= IXOFF;
|
|
|
|
else
|
|
|
|
port.c_iflag &= ~IXOFF;
|
2007-10-28 21:24:40 +01:00
|
|
|
if (shf->FlowReplace & SERIAL_AUTO_TRANSMIT)
|
|
|
|
port.c_iflag |= IXON;
|
|
|
|
else
|
|
|
|
port.c_iflag &= ~IXON;
|
2006-05-07 14:10:39 +02:00
|
|
|
if (tcsetattr(fd, TCSANOW, &port) == -1)
|
|
|
|
{
|
|
|
|
ERR("tcsetattr error '%s'\n", strerror(errno));
|
|
|
|
return FILE_GetNtStatus();
|
|
|
|
}
|
|
|
|
|
|
|
|
return STATUS_SUCCESS;
|
|
|
|
}
|
|
|
|
|
2006-05-07 14:10:36 +02:00
|
|
|
static NTSTATUS set_line_control(int fd, const SERIAL_LINE_CONTROL* slc)
|
|
|
|
{
|
|
|
|
struct termios port;
|
|
|
|
unsigned bytesize, stopbits;
|
|
|
|
|
|
|
|
if (tcgetattr(fd, &port) == -1)
|
|
|
|
{
|
|
|
|
ERR("tcgetattr error '%s'\n", strerror(errno));
|
|
|
|
return FILE_GetNtStatus();
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef IMAXBEL
|
|
|
|
port.c_iflag &= ~(ISTRIP|BRKINT|IGNCR|ICRNL|INLCR|PARMRK|IMAXBEL);
|
|
|
|
#else
|
|
|
|
port.c_iflag &= ~(ISTRIP|BRKINT|IGNCR|ICRNL|INLCR|PARMRK);
|
|
|
|
#endif
|
|
|
|
port.c_iflag |= IGNBRK | INPCK;
|
|
|
|
|
|
|
|
port.c_oflag &= ~(OPOST);
|
|
|
|
|
|
|
|
port.c_cflag &= ~(HUPCL);
|
|
|
|
port.c_cflag |= CLOCAL | CREAD;
|
|
|
|
|
2009-01-06 20:40:09 +01:00
|
|
|
/*
|
|
|
|
* on FreeBSD, turning off ICANON does not disable IEXTEN,
|
|
|
|
* so we must turn it off explicitly. No harm done on Linux.
|
|
|
|
*/
|
|
|
|
port.c_lflag &= ~(ICANON|ECHO|ISIG|IEXTEN);
|
2006-05-07 14:10:36 +02:00
|
|
|
port.c_lflag |= NOFLSH;
|
|
|
|
|
|
|
|
bytesize = slc->WordLength;
|
|
|
|
stopbits = slc->StopBits;
|
|
|
|
|
|
|
|
#ifdef CMSPAR
|
|
|
|
port.c_cflag &= ~(PARENB | PARODD | CMSPAR);
|
|
|
|
#else
|
|
|
|
port.c_cflag &= ~(PARENB | PARODD);
|
|
|
|
#endif
|
|
|
|
|
2008-05-07 20:17:32 +02:00
|
|
|
/* make sure that reads don't block */
|
|
|
|
port.c_cc[VMIN] = 0;
|
|
|
|
port.c_cc[VTIME] = 0;
|
|
|
|
|
2006-05-07 14:10:36 +02:00
|
|
|
switch (slc->Parity)
|
|
|
|
{
|
|
|
|
case NOPARITY: port.c_iflag &= ~INPCK; break;
|
|
|
|
case ODDPARITY: port.c_cflag |= PARENB | PARODD; break;
|
|
|
|
case EVENPARITY: port.c_cflag |= PARENB; break;
|
|
|
|
#ifdef CMSPAR
|
|
|
|
/* Linux defines mark/space (stick) parity */
|
|
|
|
case MARKPARITY: port.c_cflag |= PARENB | CMSPAR; break;
|
|
|
|
case SPACEPARITY: port.c_cflag |= PARENB | PARODD | CMSPAR; break;
|
|
|
|
#else
|
|
|
|
/* try the POSIX way */
|
|
|
|
case MARKPARITY:
|
|
|
|
if (slc->StopBits == ONESTOPBIT)
|
|
|
|
{
|
|
|
|
stopbits = TWOSTOPBITS;
|
|
|
|
port.c_iflag &= ~INPCK;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
ERR("Cannot set MARK Parity\n");
|
|
|
|
return STATUS_NOT_SUPPORTED;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case SPACEPARITY:
|
|
|
|
if (slc->WordLength < 8)
|
|
|
|
{
|
|
|
|
bytesize +=1;
|
|
|
|
port.c_iflag &= ~INPCK;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
ERR("Cannot set SPACE Parity\n");
|
|
|
|
return STATUS_NOT_SUPPORTED;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
#endif
|
|
|
|
default:
|
|
|
|
ERR("Parity\n");
|
|
|
|
return STATUS_NOT_SUPPORTED;
|
|
|
|
}
|
|
|
|
|
|
|
|
port.c_cflag &= ~CSIZE;
|
|
|
|
switch (bytesize)
|
|
|
|
{
|
|
|
|
case 5: port.c_cflag |= CS5; break;
|
|
|
|
case 6: port.c_cflag |= CS6; break;
|
|
|
|
case 7: port.c_cflag |= CS7; break;
|
|
|
|
case 8: port.c_cflag |= CS8; break;
|
|
|
|
default:
|
|
|
|
ERR("ByteSize\n");
|
|
|
|
return STATUS_NOT_SUPPORTED;
|
|
|
|
}
|
|
|
|
|
|
|
|
switch (stopbits)
|
|
|
|
{
|
|
|
|
case ONESTOPBIT: port.c_cflag &= ~CSTOPB; break;
|
|
|
|
case ONE5STOPBITS: /* will be selected if bytesize is 5 */
|
|
|
|
case TWOSTOPBITS: port.c_cflag |= CSTOPB; break;
|
|
|
|
default:
|
|
|
|
ERR("StopBits\n");
|
|
|
|
return STATUS_NOT_SUPPORTED;
|
|
|
|
}
|
|
|
|
/* otherwise it hangs with pending input*/
|
|
|
|
if (tcsetattr(fd, TCSANOW, &port) == -1)
|
|
|
|
{
|
|
|
|
ERR("tcsetattr error '%s'\n", strerror(errno));
|
|
|
|
return FILE_GetNtStatus();
|
|
|
|
}
|
|
|
|
return STATUS_SUCCESS;
|
|
|
|
}
|
|
|
|
|
2006-05-07 14:11:02 +02:00
|
|
|
static NTSTATUS set_queue_size(int fd, const SERIAL_QUEUE_SIZE* sqs)
|
|
|
|
{
|
2006-10-16 13:49:06 +02:00
|
|
|
FIXME("insize %d outsize %d unimplemented stub\n", sqs->InSize, sqs->OutSize);
|
2006-05-07 14:11:02 +02:00
|
|
|
return STATUS_SUCCESS;
|
|
|
|
}
|
|
|
|
|
2006-05-07 14:10:43 +02:00
|
|
|
static NTSTATUS set_special_chars(int fd, const SERIAL_CHARS* sc)
|
|
|
|
{
|
|
|
|
struct termios port;
|
|
|
|
|
|
|
|
if (tcgetattr(fd, &port) == -1)
|
|
|
|
{
|
|
|
|
ERR("tcgetattr error '%s'\n", strerror(errno));
|
|
|
|
return FILE_GetNtStatus();
|
|
|
|
}
|
|
|
|
|
|
|
|
port.c_cc[VEOF ] = sc->EofChar;
|
|
|
|
/* FIXME: sc->ErrorChar is not supported */
|
|
|
|
/* FIXME: sc->BreakChar is not supported */
|
|
|
|
/* FIXME: sc->EventChar is not supported */
|
|
|
|
port.c_cc[VSTART] = sc->XonChar;
|
|
|
|
port.c_cc[VSTOP ] = sc->XoffChar;
|
|
|
|
|
|
|
|
if (tcsetattr(fd, TCSANOW, &port) == -1)
|
|
|
|
{
|
|
|
|
ERR("tcsetattr error '%s'\n", strerror(errno));
|
|
|
|
return FILE_GetNtStatus();
|
|
|
|
}
|
|
|
|
return STATUS_SUCCESS;
|
|
|
|
}
|
|
|
|
|
2008-05-07 20:17:32 +02:00
|
|
|
static NTSTATUS set_timeouts(HANDLE handle, const SERIAL_TIMEOUTS* st)
|
2006-05-07 14:10:58 +02:00
|
|
|
{
|
|
|
|
NTSTATUS status;
|
|
|
|
|
|
|
|
SERVER_START_REQ( set_serial_info )
|
|
|
|
{
|
2008-12-08 16:05:17 +01:00
|
|
|
req->handle = wine_server_obj_handle( handle );
|
2006-05-07 14:10:58 +02:00
|
|
|
req->flags = SERIALINFO_SET_TIMEOUTS;
|
|
|
|
req->readinterval = st->ReadIntervalTimeout ;
|
|
|
|
req->readmult = st->ReadTotalTimeoutMultiplier ;
|
|
|
|
req->readconst = st->ReadTotalTimeoutConstant ;
|
|
|
|
req->writemult = st->WriteTotalTimeoutMultiplier ;
|
|
|
|
req->writeconst = st->WriteTotalTimeoutConstant ;
|
|
|
|
status = wine_server_call( req );
|
|
|
|
}
|
|
|
|
SERVER_END_REQ;
|
2008-05-07 20:17:32 +02:00
|
|
|
return status;
|
2006-05-07 14:10:58 +02:00
|
|
|
}
|
|
|
|
|
2006-02-06 11:37:06 +01:00
|
|
|
static NTSTATUS set_wait_mask(HANDLE hDevice, DWORD mask)
|
|
|
|
{
|
|
|
|
NTSTATUS status;
|
|
|
|
|
|
|
|
SERVER_START_REQ( set_serial_info )
|
|
|
|
{
|
2008-12-08 16:05:17 +01:00
|
|
|
req->handle = wine_server_obj_handle( hDevice );
|
2006-02-06 11:37:06 +01:00
|
|
|
req->flags = SERIALINFO_SET_MASK;
|
|
|
|
req->eventmask = mask;
|
|
|
|
status = wine_server_call( req );
|
|
|
|
}
|
|
|
|
SERVER_END_REQ;
|
|
|
|
return status;
|
|
|
|
}
|
|
|
|
|
2008-12-20 16:56:22 +01:00
|
|
|
/*
|
|
|
|
* does not change IXOFF but simulates that IXOFF has been received:
|
|
|
|
*/
|
2006-05-07 14:11:05 +02:00
|
|
|
static NTSTATUS set_XOff(int fd)
|
|
|
|
{
|
2008-12-20 16:56:22 +01:00
|
|
|
if (tcflow(fd, TCOOFF))
|
2006-05-07 14:11:05 +02:00
|
|
|
{
|
|
|
|
return FILE_GetNtStatus();
|
|
|
|
}
|
|
|
|
return STATUS_SUCCESS;
|
|
|
|
}
|
|
|
|
|
2008-12-20 16:56:22 +01:00
|
|
|
/*
|
|
|
|
* does not change IXON but simulates that IXON has been received:
|
|
|
|
*/
|
2006-05-07 14:11:05 +02:00
|
|
|
static NTSTATUS set_XOn(int fd)
|
|
|
|
{
|
2008-12-20 16:56:22 +01:00
|
|
|
if (tcflow(fd, TCOON))
|
2006-05-07 14:11:05 +02:00
|
|
|
{
|
|
|
|
return FILE_GetNtStatus();
|
|
|
|
}
|
|
|
|
return STATUS_SUCCESS;
|
|
|
|
}
|
|
|
|
|
2006-09-30 21:20:41 +02:00
|
|
|
/* serial_irq_info
|
|
|
|
* local structure holding the irq values we need for WaitCommEvent()
|
|
|
|
*
|
|
|
|
* Stripped down from struct serial_icounter_struct, which may not be available on some systems
|
|
|
|
* As the modem line interrupts (cts, dsr, rng, dcd) only get updated with TIOCMIWAIT active,
|
|
|
|
* no need to carry them in the internal structure
|
|
|
|
*
|
|
|
|
*/
|
|
|
|
typedef struct serial_irq_info
|
|
|
|
{
|
|
|
|
int rx , tx, frame, overrun, parity, brk, buf_overrun;
|
|
|
|
}serial_irq_info;
|
|
|
|
|
|
|
|
/***********************************************************************
|
|
|
|
* Data needed by the thread polling for the changing CommEvent
|
|
|
|
*/
|
|
|
|
typedef struct async_commio
|
|
|
|
{
|
|
|
|
HANDLE hDevice;
|
|
|
|
DWORD* events;
|
|
|
|
HANDLE hEvent;
|
|
|
|
DWORD evtmask;
|
|
|
|
DWORD mstat;
|
|
|
|
serial_irq_info irq_info;
|
|
|
|
} async_commio;
|
|
|
|
|
|
|
|
/***********************************************************************
|
|
|
|
* Get extended interrupt count info, needed for wait_on
|
|
|
|
*/
|
|
|
|
static NTSTATUS get_irq_info(int fd, serial_irq_info *irq_info)
|
|
|
|
{
|
2008-05-07 21:10:39 +02:00
|
|
|
NTSTATUS status = STATUS_NOT_IMPLEMENTED;
|
2006-09-30 21:20:41 +02:00
|
|
|
#ifdef TIOCGICOUNT
|
|
|
|
struct serial_icounter_struct einfo;
|
|
|
|
if (!ioctl(fd, TIOCGICOUNT, &einfo))
|
|
|
|
{
|
|
|
|
irq_info->rx = einfo.rx;
|
|
|
|
irq_info->tx = einfo.tx;
|
|
|
|
irq_info->frame = einfo.frame;
|
|
|
|
irq_info->overrun = einfo.overrun;
|
|
|
|
irq_info->parity = einfo.parity;
|
|
|
|
irq_info->brk = einfo.brk;
|
|
|
|
irq_info->buf_overrun = einfo.buf_overrun;
|
|
|
|
return STATUS_SUCCESS;
|
|
|
|
}
|
|
|
|
TRACE("TIOCGICOUNT err %s\n", strerror(errno));
|
2008-05-07 21:10:39 +02:00
|
|
|
status = FILE_GetNtStatus();
|
2007-07-18 22:21:49 +02:00
|
|
|
#endif
|
2008-05-07 21:10:39 +02:00
|
|
|
memset(irq_info,0, sizeof(serial_irq_info));
|
|
|
|
return status;
|
2006-09-30 21:20:41 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
|
2008-11-26 17:15:40 +01:00
|
|
|
static DWORD check_events(int fd, DWORD mask,
|
|
|
|
const serial_irq_info *new,
|
|
|
|
const serial_irq_info *old,
|
|
|
|
DWORD new_mstat, DWORD old_mstat)
|
2006-09-30 21:20:41 +02:00
|
|
|
{
|
|
|
|
DWORD ret = 0, queue;
|
|
|
|
|
2006-10-16 13:49:06 +02:00
|
|
|
TRACE("mask 0x%08x\n", mask);
|
2006-09-30 21:20:41 +02:00
|
|
|
TRACE("old->rx 0x%08x vs. new->rx 0x%08x\n", old->rx, new->rx);
|
|
|
|
TRACE("old->tx 0x%08x vs. new->tx 0x%08x\n", old->tx, new->tx);
|
|
|
|
TRACE("old->frame 0x%08x vs. new->frame 0x%08x\n", old->frame, new->frame);
|
|
|
|
TRACE("old->overrun 0x%08x vs. new->overrun 0x%08x\n", old->overrun, new->overrun);
|
|
|
|
TRACE("old->parity 0x%08x vs. new->parity 0x%08x\n", old->parity, new->parity);
|
|
|
|
TRACE("old->brk 0x%08x vs. new->brk 0x%08x\n", old->brk, new->brk);
|
|
|
|
TRACE("old->buf_overrun 0x%08x vs. new->buf_overrun 0x%08x\n", old->buf_overrun, new->buf_overrun);
|
|
|
|
|
|
|
|
if (old->brk != new->brk) ret |= EV_BREAK;
|
|
|
|
if ((old_mstat & MS_CTS_ON ) != (new_mstat & MS_CTS_ON )) ret |= EV_CTS;
|
|
|
|
if ((old_mstat & MS_DSR_ON ) != (new_mstat & MS_DSR_ON )) ret |= EV_DSR;
|
|
|
|
if ((old_mstat & MS_RING_ON) != (new_mstat & MS_RING_ON)) ret |= EV_RING;
|
|
|
|
if ((old_mstat & MS_RLSD_ON) != (new_mstat & MS_RLSD_ON)) ret |= EV_RLSD;
|
|
|
|
if (old->frame != new->frame || old->overrun != new->overrun || old->parity != new->parity) ret |= EV_ERR;
|
|
|
|
if (mask & EV_RXCHAR)
|
|
|
|
{
|
|
|
|
queue = 0;
|
|
|
|
#ifdef TIOCINQ
|
|
|
|
if (ioctl(fd, TIOCINQ, &queue))
|
|
|
|
WARN("TIOCINQ returned error\n");
|
|
|
|
#endif
|
|
|
|
if (queue)
|
|
|
|
ret |= EV_RXCHAR;
|
|
|
|
}
|
|
|
|
if (mask & EV_TXEMPTY)
|
|
|
|
{
|
|
|
|
queue = 0;
|
|
|
|
/* We really want to know when all characters have gone out of the transmitter */
|
|
|
|
#if defined(TIOCSERGETLSR)
|
|
|
|
if (ioctl(fd, TIOCSERGETLSR, &queue))
|
|
|
|
WARN("TIOCSERGETLSR returned error\n");
|
|
|
|
if (queue)
|
|
|
|
/* TIOCOUTQ only checks for an empty buffer */
|
|
|
|
#elif defined(TIOCOUTQ)
|
|
|
|
if (ioctl(fd, TIOCOUTQ, &queue))
|
|
|
|
WARN("TIOCOUTQ returned error\n");
|
|
|
|
if (!queue)
|
|
|
|
#endif
|
|
|
|
ret |= EV_TXEMPTY;
|
2006-10-16 13:49:06 +02:00
|
|
|
TRACE("OUTQUEUE %d, Transmitter %sempty\n",
|
2006-09-30 21:20:41 +02:00
|
|
|
queue, (ret & EV_TXEMPTY) ? "" : "not ");
|
|
|
|
}
|
|
|
|
return ret & mask;
|
|
|
|
}
|
|
|
|
|
|
|
|
/***********************************************************************
|
|
|
|
* wait_for_event (INTERNAL)
|
|
|
|
*
|
|
|
|
* We need to poll for what is interesting
|
|
|
|
* TIOCMIWAIT only checks modem status line and may not be aborted by a changing mask
|
|
|
|
*
|
|
|
|
*/
|
|
|
|
static DWORD CALLBACK wait_for_event(LPVOID arg)
|
|
|
|
{
|
|
|
|
async_commio *commio = (async_commio*) arg;
|
2006-11-03 11:38:44 +01:00
|
|
|
int fd, needs_close;
|
2006-09-30 21:20:41 +02:00
|
|
|
|
2006-11-20 14:15:06 +01:00
|
|
|
if (!server_get_unix_fd( commio->hDevice, FILE_READ_DATA | FILE_WRITE_DATA, &fd, &needs_close, NULL, NULL ))
|
2006-09-30 21:20:41 +02:00
|
|
|
{
|
|
|
|
serial_irq_info new_irq_info;
|
|
|
|
DWORD new_mstat, new_evtmask;
|
|
|
|
LARGE_INTEGER time;
|
|
|
|
|
2006-10-16 13:49:06 +02:00
|
|
|
TRACE("device=%p fd=0x%08x mask=0x%08x buffer=%p event=%p irq_info=%p\n",
|
2006-09-30 21:20:41 +02:00
|
|
|
commio->hDevice, fd, commio->evtmask, commio->events, commio->hEvent, &commio->irq_info);
|
|
|
|
|
|
|
|
time.QuadPart = (ULONGLONG)10000;
|
|
|
|
time.QuadPart = -time.QuadPart;
|
|
|
|
for (;;)
|
|
|
|
{
|
|
|
|
/*
|
|
|
|
* TIOCMIWAIT is not adequate
|
|
|
|
*
|
|
|
|
* FIXME:
|
|
|
|
* We don't handle the EV_RXFLAG (the eventchar)
|
|
|
|
*/
|
|
|
|
NtDelayExecution(FALSE, &time);
|
|
|
|
get_irq_info(fd, &new_irq_info);
|
|
|
|
if (get_modem_status(fd, &new_mstat))
|
|
|
|
TRACE("get_modem_status failed\n");
|
|
|
|
*commio->events = check_events(fd, commio->evtmask,
|
|
|
|
&new_irq_info, &commio->irq_info,
|
|
|
|
new_mstat, commio->mstat);
|
|
|
|
if (*commio->events) break;
|
|
|
|
get_wait_mask(commio->hDevice, &new_evtmask);
|
|
|
|
if (commio->evtmask != new_evtmask)
|
|
|
|
{
|
|
|
|
*commio->events = 0;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
2006-11-03 11:38:44 +01:00
|
|
|
if (needs_close) close( fd );
|
2006-09-30 21:20:41 +02:00
|
|
|
}
|
2006-11-03 11:38:44 +01:00
|
|
|
if (commio->hEvent) NtSetEvent(commio->hEvent, NULL);
|
2006-09-30 21:20:41 +02:00
|
|
|
RtlFreeHeap(GetProcessHeap(), 0, commio);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static NTSTATUS wait_on(HANDLE hDevice, int fd, HANDLE hEvent, DWORD* events)
|
|
|
|
{
|
|
|
|
async_commio* commio;
|
|
|
|
NTSTATUS status;
|
|
|
|
|
|
|
|
if ((status = NtResetEvent(hEvent, NULL)))
|
|
|
|
return status;
|
|
|
|
|
|
|
|
commio = RtlAllocateHeap(GetProcessHeap(), 0, sizeof (async_commio));
|
|
|
|
if (!commio) return STATUS_NO_MEMORY;
|
|
|
|
|
|
|
|
commio->hDevice = hDevice;
|
|
|
|
commio->events = events;
|
|
|
|
commio->hEvent = hEvent;
|
|
|
|
get_wait_mask(commio->hDevice, &commio->evtmask);
|
|
|
|
|
|
|
|
/* We may never return, if some capabilities miss
|
|
|
|
* Return error in that case
|
|
|
|
*/
|
|
|
|
#if !defined(TIOCINQ)
|
|
|
|
if (commio->evtmask & EV_RXCHAR)
|
|
|
|
goto error_caps;
|
|
|
|
#endif
|
|
|
|
#if !(defined(TIOCSERGETLSR) && defined(TIOCSER_TEMT)) || !defined(TIOCINQ)
|
|
|
|
if (commio->evtmask & EV_TXEMPTY)
|
|
|
|
goto error_caps;
|
|
|
|
#endif
|
|
|
|
#if !defined(TIOCMGET)
|
|
|
|
if (commio->evtmask & (EV_CTS | EV_DSR| EV_RING| EV_RLSD))
|
|
|
|
goto error_caps;
|
|
|
|
#endif
|
|
|
|
#if !defined(TIOCM_CTS)
|
|
|
|
if (commio->evtmask & EV_CTS)
|
|
|
|
goto error_caps;
|
|
|
|
#endif
|
|
|
|
#if !defined(TIOCM_DSR)
|
|
|
|
if (commio->evtmask & EV_DSR)
|
|
|
|
goto error_caps;
|
|
|
|
#endif
|
|
|
|
#if !defined(TIOCM_RNG)
|
|
|
|
if (commio->evtmask & EV_RING)
|
|
|
|
goto error_caps;
|
|
|
|
#endif
|
|
|
|
#if !defined(TIOCM_CAR)
|
|
|
|
if (commio->evtmask & EV_RLSD)
|
|
|
|
goto error_caps;
|
|
|
|
#endif
|
|
|
|
if (commio->evtmask & EV_RXFLAG)
|
|
|
|
FIXME("EV_RXFLAG not handled\n");
|
2008-05-07 21:10:39 +02:00
|
|
|
|
|
|
|
if ((status = get_irq_info(fd, &commio->irq_info)) &&
|
|
|
|
(commio->evtmask & (EV_BREAK | EV_ERR)))
|
|
|
|
goto out_now;
|
|
|
|
|
|
|
|
if ((status = get_modem_status(fd, &commio->mstat)) &&
|
|
|
|
(commio->evtmask & (EV_CTS | EV_DSR| EV_RING| EV_RLSD)))
|
|
|
|
goto out_now;
|
2006-09-30 21:20:41 +02:00
|
|
|
|
2008-04-08 23:22:43 +02:00
|
|
|
/* We might have received something or the TX buffer is delivered */
|
2006-09-30 21:20:41 +02:00
|
|
|
*events = check_events(fd, commio->evtmask,
|
|
|
|
&commio->irq_info, &commio->irq_info,
|
|
|
|
commio->mstat, commio->mstat);
|
2008-05-07 21:10:39 +02:00
|
|
|
if (*events)
|
|
|
|
{
|
|
|
|
status = STATUS_SUCCESS;
|
|
|
|
goto out_now;
|
|
|
|
}
|
2006-09-30 21:20:41 +02:00
|
|
|
|
|
|
|
/* create the worker for the task */
|
|
|
|
status = RtlQueueWorkItem(wait_for_event, commio, 0 /* FIXME */);
|
|
|
|
if (status != STATUS_SUCCESS) goto out_now;
|
|
|
|
return STATUS_PENDING;
|
|
|
|
|
|
|
|
#if !defined(TIOCINQ) || (!(defined(TIOCSERGETLSR) && defined(TIOCSER_TEMT)) || !defined(TIOCINQ)) || !defined(TIOCMGET) || !defined(TIOCM_CTS) ||!defined(TIOCM_DSR) || !defined(TIOCM_RNG) || !defined(TIOCM_CAR)
|
|
|
|
error_caps:
|
|
|
|
FIXME("Returning error because of missing capabilities\n");
|
2006-10-04 22:16:34 +02:00
|
|
|
status = STATUS_INVALID_PARAMETER;
|
2006-09-30 21:20:41 +02:00
|
|
|
#endif
|
|
|
|
out_now:
|
|
|
|
RtlFreeHeap(GetProcessHeap(), 0, commio);
|
|
|
|
return status;
|
|
|
|
}
|
|
|
|
|
2007-06-25 22:11:38 +02:00
|
|
|
static NTSTATUS xmit_immediate(HANDLE hDevice, int fd, const char* ptr)
|
2006-02-06 11:38:53 +01:00
|
|
|
{
|
|
|
|
/* FIXME: not perfect as it should bypass the in-queue */
|
|
|
|
WARN("(%p,'%c') not perfect!\n", hDevice, *ptr);
|
|
|
|
if (write(fd, ptr, 1) != 1)
|
|
|
|
return FILE_GetNtStatus();
|
|
|
|
return STATUS_SUCCESS;
|
|
|
|
}
|
|
|
|
|
2006-01-12 13:32:51 +01:00
|
|
|
/******************************************************************
|
|
|
|
* COMM_DeviceIoControl
|
|
|
|
*
|
|
|
|
*
|
|
|
|
*/
|
2006-09-30 21:20:41 +02:00
|
|
|
static inline NTSTATUS io_control(HANDLE hDevice,
|
|
|
|
HANDLE hEvent, PIO_APC_ROUTINE UserApcRoutine,
|
|
|
|
PVOID UserApcContext,
|
|
|
|
PIO_STATUS_BLOCK piosb,
|
|
|
|
ULONG dwIoControlCode,
|
|
|
|
LPVOID lpInBuffer, DWORD nInBufferSize,
|
|
|
|
LPVOID lpOutBuffer, DWORD nOutBufferSize)
|
2006-01-12 13:32:51 +01:00
|
|
|
{
|
|
|
|
DWORD sz = 0, access = FILE_READ_DATA;
|
|
|
|
NTSTATUS status = STATUS_SUCCESS;
|
2006-11-03 11:38:44 +01:00
|
|
|
int fd = -1, needs_close = 0;
|
2006-01-12 13:32:51 +01:00
|
|
|
|
2006-10-16 13:49:06 +02:00
|
|
|
TRACE("%p %s %p %d %p %d %p\n",
|
2006-01-12 13:32:51 +01:00
|
|
|
hDevice, iocode2str(dwIoControlCode), lpInBuffer, nInBufferSize,
|
|
|
|
lpOutBuffer, nOutBufferSize, piosb);
|
|
|
|
|
|
|
|
piosb->Information = 0;
|
|
|
|
|
2008-05-07 20:17:32 +02:00
|
|
|
if (dwIoControlCode != IOCTL_SERIAL_GET_TIMEOUTS &&
|
|
|
|
dwIoControlCode != IOCTL_SERIAL_SET_TIMEOUTS)
|
2006-11-20 14:15:06 +01:00
|
|
|
if ((status = server_get_unix_fd( hDevice, access, &fd, &needs_close, NULL, NULL )))
|
2006-05-07 14:10:58 +02:00
|
|
|
goto error;
|
2006-01-12 13:32:51 +01:00
|
|
|
|
|
|
|
switch (dwIoControlCode)
|
|
|
|
{
|
2006-05-07 14:11:05 +02:00
|
|
|
case IOCTL_SERIAL_CLR_DTR:
|
|
|
|
#ifdef TIOCM_DTR
|
|
|
|
if (whack_modem(fd, ~TIOCM_DTR, 0) == -1) status = FILE_GetNtStatus();
|
|
|
|
#else
|
|
|
|
status = STATUS_NOT_SUPPORTED;
|
|
|
|
#endif
|
|
|
|
break;
|
|
|
|
case IOCTL_SERIAL_CLR_RTS:
|
|
|
|
#ifdef TIOCM_RTS
|
|
|
|
if (whack_modem(fd, ~TIOCM_RTS, 0) == -1) status = FILE_GetNtStatus();
|
|
|
|
#else
|
|
|
|
status = STATUS_NOT_SUPPORTED;
|
|
|
|
#endif
|
|
|
|
break;
|
2006-05-07 14:10:46 +02:00
|
|
|
case IOCTL_SERIAL_GET_BAUD_RATE:
|
|
|
|
if (lpOutBuffer && nOutBufferSize == sizeof(SERIAL_BAUD_RATE))
|
|
|
|
{
|
|
|
|
if (!(status = get_baud_rate(fd, (SERIAL_BAUD_RATE*)lpOutBuffer)))
|
|
|
|
sz = sizeof(SERIAL_BAUD_RATE);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
status = STATUS_INVALID_PARAMETER;
|
|
|
|
break;
|
2006-05-07 14:10:55 +02:00
|
|
|
case IOCTL_SERIAL_GET_CHARS:
|
|
|
|
if (lpOutBuffer && nOutBufferSize == sizeof(SERIAL_CHARS))
|
|
|
|
{
|
|
|
|
if (!(status = get_special_chars(fd, (SERIAL_CHARS*)lpOutBuffer)))
|
|
|
|
sz = sizeof(SERIAL_CHARS);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
status = STATUS_INVALID_PARAMETER;
|
|
|
|
break;
|
2006-05-07 14:10:46 +02:00
|
|
|
case IOCTL_SERIAL_GET_COMMSTATUS:
|
2006-02-27 22:22:06 +01:00
|
|
|
if (lpOutBuffer && nOutBufferSize == sizeof(SERIAL_STATUS))
|
|
|
|
{
|
|
|
|
if (!(status = get_status(fd, (SERIAL_STATUS*)lpOutBuffer)))
|
|
|
|
sz = sizeof(SERIAL_STATUS);
|
|
|
|
}
|
|
|
|
else status = STATUS_INVALID_PARAMETER;
|
|
|
|
break;
|
2006-05-07 14:10:52 +02:00
|
|
|
case IOCTL_SERIAL_GET_HANDFLOW:
|
|
|
|
if (lpOutBuffer && nOutBufferSize == sizeof(SERIAL_HANDFLOW))
|
|
|
|
{
|
|
|
|
if (!(status = get_hand_flow(fd, (SERIAL_HANDFLOW*)lpOutBuffer)))
|
|
|
|
sz = sizeof(SERIAL_HANDFLOW);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
status = STATUS_INVALID_PARAMETER;
|
|
|
|
break;
|
2006-05-07 14:10:49 +02:00
|
|
|
case IOCTL_SERIAL_GET_LINE_CONTROL:
|
|
|
|
if (lpOutBuffer && nOutBufferSize == sizeof(SERIAL_LINE_CONTROL))
|
|
|
|
{
|
|
|
|
if (!(status = get_line_control(fd, (SERIAL_LINE_CONTROL*)lpOutBuffer)))
|
|
|
|
sz = sizeof(SERIAL_LINE_CONTROL);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
status = STATUS_INVALID_PARAMETER;
|
|
|
|
break;
|
2006-02-06 11:37:39 +01:00
|
|
|
case IOCTL_SERIAL_GET_MODEMSTATUS:
|
|
|
|
if (lpOutBuffer && nOutBufferSize == sizeof(DWORD))
|
|
|
|
{
|
|
|
|
if (!(status = get_modem_status(fd, (DWORD*)lpOutBuffer)))
|
|
|
|
sz = sizeof(DWORD);
|
|
|
|
}
|
|
|
|
else status = STATUS_INVALID_PARAMETER;
|
|
|
|
break;
|
2006-05-07 14:10:58 +02:00
|
|
|
case IOCTL_SERIAL_GET_TIMEOUTS:
|
|
|
|
if (lpOutBuffer && nOutBufferSize == sizeof(SERIAL_TIMEOUTS))
|
|
|
|
{
|
2006-05-12 22:05:48 +02:00
|
|
|
if (!(status = get_timeouts(hDevice, (SERIAL_TIMEOUTS*)lpOutBuffer)))
|
2006-05-07 14:10:58 +02:00
|
|
|
sz = sizeof(SERIAL_TIMEOUTS);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
status = STATUS_INVALID_PARAMETER;
|
|
|
|
break;
|
2006-02-06 11:37:06 +01:00
|
|
|
case IOCTL_SERIAL_GET_WAIT_MASK:
|
|
|
|
if (lpOutBuffer && nOutBufferSize == sizeof(DWORD))
|
|
|
|
{
|
|
|
|
if (!(status = get_wait_mask(hDevice, (DWORD*)lpOutBuffer)))
|
|
|
|
sz = sizeof(DWORD);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
status = STATUS_INVALID_PARAMETER;
|
|
|
|
break;
|
2006-02-06 11:38:53 +01:00
|
|
|
case IOCTL_SERIAL_IMMEDIATE_CHAR:
|
|
|
|
if (lpInBuffer && nInBufferSize == sizeof(CHAR))
|
|
|
|
status = xmit_immediate(hDevice, fd, lpInBuffer);
|
|
|
|
else
|
|
|
|
status = STATUS_INVALID_PARAMETER;
|
|
|
|
break;
|
2006-02-06 11:36:19 +01:00
|
|
|
case IOCTL_SERIAL_PURGE:
|
|
|
|
if (lpInBuffer && nInBufferSize == sizeof(DWORD))
|
|
|
|
status = purge(fd, *(DWORD*)lpInBuffer);
|
|
|
|
else
|
|
|
|
status = STATUS_INVALID_PARAMETER;
|
|
|
|
break;
|
2006-05-07 14:11:05 +02:00
|
|
|
case IOCTL_SERIAL_RESET_DEVICE:
|
|
|
|
FIXME("Unsupported\n");
|
|
|
|
break;
|
2006-05-07 14:10:32 +02:00
|
|
|
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;
|
2006-01-12 13:32:51 +01:00
|
|
|
case IOCTL_SERIAL_SET_BREAK_OFF:
|
|
|
|
#if defined(TIOCSBRK) && defined(TIOCCBRK) /* check if available for compilation */
|
|
|
|
if (ioctl(fd, TIOCCBRK, 0) == -1)
|
|
|
|
{
|
|
|
|
TRACE("ioctl failed\n");
|
|
|
|
status = FILE_GetNtStatus();
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
FIXME("ioctl not available\n");
|
|
|
|
status = STATUS_NOT_SUPPORTED;
|
|
|
|
#endif
|
|
|
|
break;
|
|
|
|
case IOCTL_SERIAL_SET_BREAK_ON:
|
|
|
|
#if defined(TIOCSBRK) && defined(TIOCCBRK) /* check if available for compilation */
|
|
|
|
if (ioctl(fd, TIOCSBRK, 0) == -1)
|
|
|
|
{
|
|
|
|
TRACE("ioctl failed\n");
|
|
|
|
status = FILE_GetNtStatus();
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
FIXME("ioctl not available\n");
|
|
|
|
status = STATUS_NOT_SUPPORTED;
|
|
|
|
#endif
|
|
|
|
break;
|
2006-05-07 14:10:43 +02:00
|
|
|
case IOCTL_SERIAL_SET_CHARS:
|
|
|
|
if (lpInBuffer && nInBufferSize == sizeof(SERIAL_CHARS))
|
|
|
|
status = set_special_chars(fd, (const SERIAL_CHARS*)lpInBuffer);
|
|
|
|
else
|
|
|
|
status = STATUS_INVALID_PARAMETER;
|
|
|
|
break;
|
2006-05-07 14:11:05 +02:00
|
|
|
case IOCTL_SERIAL_SET_DTR:
|
|
|
|
#ifdef TIOCM_DTR
|
|
|
|
if (whack_modem(fd, 0, TIOCM_DTR) == -1) status = FILE_GetNtStatus();
|
|
|
|
#else
|
|
|
|
status = STATUS_NOT_SUPPORTED;
|
|
|
|
#endif
|
|
|
|
break;
|
2006-05-07 14:10:39 +02:00
|
|
|
case IOCTL_SERIAL_SET_HANDFLOW:
|
|
|
|
if (lpInBuffer && nInBufferSize == sizeof(SERIAL_HANDFLOW))
|
|
|
|
status = set_handflow(fd, (const SERIAL_HANDFLOW*)lpInBuffer);
|
|
|
|
else
|
|
|
|
status = STATUS_INVALID_PARAMETER;
|
|
|
|
break;
|
2006-05-07 14:10:36 +02:00
|
|
|
case IOCTL_SERIAL_SET_LINE_CONTROL:
|
|
|
|
if (lpInBuffer && nInBufferSize == sizeof(SERIAL_LINE_CONTROL))
|
|
|
|
status = set_line_control(fd, (const SERIAL_LINE_CONTROL*)lpInBuffer);
|
|
|
|
else
|
|
|
|
status = STATUS_INVALID_PARAMETER;
|
|
|
|
break;
|
2006-05-07 14:11:02 +02:00
|
|
|
case IOCTL_SERIAL_SET_QUEUE_SIZE:
|
|
|
|
if (lpInBuffer && nInBufferSize == sizeof(SERIAL_QUEUE_SIZE))
|
|
|
|
status = set_queue_size(fd, (const SERIAL_QUEUE_SIZE*)lpInBuffer);
|
|
|
|
else
|
|
|
|
status = STATUS_INVALID_PARAMETER;
|
|
|
|
break;
|
2006-05-07 14:11:05 +02:00
|
|
|
case IOCTL_SERIAL_SET_RTS:
|
|
|
|
#ifdef TIOCM_RTS
|
|
|
|
if (whack_modem(fd, 0, TIOCM_RTS) == -1) status = FILE_GetNtStatus();
|
|
|
|
#else
|
|
|
|
status = STATUS_NOT_SUPPORTED;
|
|
|
|
#endif
|
|
|
|
break;
|
2006-05-07 14:10:58 +02:00
|
|
|
case IOCTL_SERIAL_SET_TIMEOUTS:
|
|
|
|
if (lpInBuffer && nInBufferSize == sizeof(SERIAL_TIMEOUTS))
|
2008-05-07 20:17:32 +02:00
|
|
|
status = set_timeouts(hDevice, (const SERIAL_TIMEOUTS*)lpInBuffer);
|
2006-05-07 14:10:58 +02:00
|
|
|
else
|
|
|
|
status = STATUS_INVALID_PARAMETER;
|
|
|
|
break;
|
2006-02-06 11:37:06 +01:00
|
|
|
case IOCTL_SERIAL_SET_WAIT_MASK:
|
|
|
|
if (lpInBuffer && nInBufferSize == sizeof(DWORD))
|
|
|
|
{
|
|
|
|
status = set_wait_mask(hDevice, *(DWORD*)lpInBuffer);
|
|
|
|
}
|
|
|
|
else status = STATUS_INVALID_PARAMETER;
|
|
|
|
break;
|
2006-05-07 14:11:05 +02:00
|
|
|
case IOCTL_SERIAL_SET_XOFF:
|
|
|
|
status = set_XOff(fd);
|
|
|
|
break;
|
|
|
|
case IOCTL_SERIAL_SET_XON:
|
|
|
|
status = set_XOn(fd);
|
|
|
|
break;
|
2006-09-30 21:20:41 +02:00
|
|
|
case IOCTL_SERIAL_WAIT_ON_MASK:
|
|
|
|
if (lpOutBuffer && nOutBufferSize == sizeof(DWORD))
|
|
|
|
{
|
|
|
|
if (!(status = wait_on(hDevice, fd, hEvent, (DWORD*)lpOutBuffer)))
|
|
|
|
sz = sizeof(DWORD);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
status = STATUS_INVALID_PARAMETER;
|
|
|
|
break;
|
2006-01-12 13:32:51 +01:00
|
|
|
default:
|
2006-10-16 13:49:06 +02:00
|
|
|
FIXME("Unsupported IOCTL %x (type=%x access=%x func=%x meth=%x)\n",
|
2006-01-12 13:32:51 +01:00
|
|
|
dwIoControlCode, dwIoControlCode >> 16, (dwIoControlCode >> 14) & 3,
|
|
|
|
(dwIoControlCode >> 2) & 0xFFF, dwIoControlCode & 3);
|
|
|
|
sz = 0;
|
|
|
|
status = STATUS_INVALID_PARAMETER;
|
|
|
|
break;
|
|
|
|
}
|
2006-11-03 11:38:44 +01:00
|
|
|
if (needs_close) close( fd );
|
2006-01-12 13:32:51 +01:00
|
|
|
error:
|
|
|
|
piosb->u.Status = status;
|
|
|
|
piosb->Information = sz;
|
2006-09-30 21:20:41 +02:00
|
|
|
if (hEvent && status != STATUS_PENDING) NtSetEvent(hEvent, NULL);
|
|
|
|
return status;
|
|
|
|
}
|
|
|
|
|
|
|
|
NTSTATUS COMM_DeviceIoControl(HANDLE hDevice,
|
|
|
|
HANDLE hEvent, PIO_APC_ROUTINE UserApcRoutine,
|
|
|
|
PVOID UserApcContext,
|
|
|
|
PIO_STATUS_BLOCK piosb,
|
|
|
|
ULONG dwIoControlCode,
|
|
|
|
LPVOID lpInBuffer, DWORD nInBufferSize,
|
|
|
|
LPVOID lpOutBuffer, DWORD nOutBufferSize)
|
|
|
|
{
|
|
|
|
NTSTATUS status;
|
|
|
|
|
|
|
|
if (dwIoControlCode == IOCTL_SERIAL_WAIT_ON_MASK)
|
|
|
|
{
|
|
|
|
HANDLE hev = hEvent;
|
|
|
|
|
|
|
|
/* this is an ioctl we implement in a non blocking way if hEvent is not
|
|
|
|
* null
|
2008-01-16 12:20:50 +01:00
|
|
|
* so we have to explicitly wait if no hEvent is provided
|
2006-09-30 21:20:41 +02:00
|
|
|
*/
|
|
|
|
if (!hev)
|
|
|
|
{
|
|
|
|
OBJECT_ATTRIBUTES attr;
|
|
|
|
|
|
|
|
attr.Length = sizeof(attr);
|
|
|
|
attr.RootDirectory = 0;
|
|
|
|
attr.ObjectName = NULL;
|
|
|
|
attr.Attributes = OBJ_CASE_INSENSITIVE | OBJ_OPENIF;
|
|
|
|
attr.SecurityDescriptor = NULL;
|
|
|
|
attr.SecurityQualityOfService = NULL;
|
|
|
|
status = NtCreateEvent(&hev, EVENT_ALL_ACCESS, &attr, FALSE, FALSE);
|
|
|
|
|
|
|
|
if (status) goto done;
|
|
|
|
}
|
|
|
|
status = io_control(hDevice, hev, UserApcRoutine, UserApcContext,
|
|
|
|
piosb, dwIoControlCode, lpInBuffer, nInBufferSize,
|
|
|
|
lpOutBuffer, nOutBufferSize);
|
|
|
|
if (hev != hEvent)
|
|
|
|
{
|
|
|
|
if (status == STATUS_PENDING)
|
|
|
|
{
|
|
|
|
NtWaitForSingleObject(hev, FALSE, NULL);
|
|
|
|
status = STATUS_SUCCESS;
|
|
|
|
}
|
|
|
|
NtClose(hev);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else status = io_control(hDevice, hEvent, UserApcRoutine, UserApcContext,
|
|
|
|
piosb, dwIoControlCode, lpInBuffer, nInBufferSize,
|
|
|
|
lpOutBuffer, nOutBufferSize);
|
|
|
|
done:
|
2006-01-12 13:32:51 +01:00
|
|
|
return status;
|
|
|
|
}
|