2519 lines
68 KiB
C
2519 lines
68 KiB
C
/*
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* DEC 93 Erik Bos <erik@xs4all.nl>
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*
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* Copyright 1996 Marcus Meissner
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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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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#include "wine/port.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_TERMIOS_H
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#include <termios.h>
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#endif
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#include <fcntl.h>
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#include <string.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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#include <errno.h>
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#include <ctype.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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#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_UNISTD_H
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# include <unistd.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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#include "windef.h"
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#include "winbase.h"
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#include "winerror.h"
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#include "wine/server.h"
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#include "wine/unicode.h"
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#include "wine/debug.h"
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#ifdef HAVE_LINUX_SERIAL_H
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#include <linux/serial.h>
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#endif
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WINE_DEFAULT_DEBUG_CHANNEL(comm);
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/* retrieve the Unix handle corresponding to a comm handle */
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static int get_comm_fd( HANDLE handle, DWORD access )
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{
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int fd, ret;
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ret = wine_server_handle_to_fd( handle, access, &fd, NULL );
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if (ret) SetLastError( RtlNtStatusToDosError(ret) );
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return fd;
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}
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/* release the Unix handle returned by get_comm_fd */
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static inline void release_comm_fd( HANDLE handle, int fd )
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{
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wine_server_release_fd( handle, fd );
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}
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/* serial_irq_info
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* local structure holding the irq values we need for WaitCommEvent()
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*
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* Stripped down from struct serial_icounter_struct, which may not be available on some systems
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* As the modem line interrupts (cts, dsr, rng, dcd) only get updated with TIOCMIWAIT active,
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* no need to carry them in the internal structure
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*
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*/
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typedef struct serial_irq_info
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{
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int rx , tx, frame, overrun, parity, brk, buf_overrun;
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}serial_irq_info;
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/***********************************************************************
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* Data needed by the thread polling for the changing CommEvent
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*/
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typedef struct async_commio
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{
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HANDLE handle;
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char* buffer;
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HANDLE hEvent;
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DWORD evtmask;
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DWORD mstat;
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serial_irq_info irq_info;
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} async_commio;
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/***********************************************************************/
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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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/***********************************************************************
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* Get extended interrupt count info, needed for WaitCommEvent
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*/
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static int COMM_GetEInfo(int fd, serial_irq_info *irq_info)
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{
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#ifdef TIOCGICOUNT
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struct serial_icounter_struct einfo;
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if (!ioctl(fd,TIOCGICOUNT, &einfo))
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{
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irq_info->rx = einfo.rx;
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irq_info->tx = einfo.tx;
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irq_info->frame = einfo.frame;
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irq_info->overrun = einfo.overrun;
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irq_info->parity = einfo.parity;
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irq_info->brk = einfo.brk;
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irq_info->buf_overrun = einfo.buf_overrun;
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return 0;
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}
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#endif
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memset(irq_info,0, sizeof(serial_irq_info));
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return -1;
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}
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static int COMM_WhackModem(int fd, unsigned int andy, unsigned int orrie)
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{
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#ifdef TIOCMGET
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unsigned int mstat, okay;
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okay = ioctl(fd, TIOCMGET, &mstat);
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if (okay) return okay;
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if (andy) mstat &= andy;
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mstat |= orrie;
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return ioctl(fd, TIOCMSET, &mstat);
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#else
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return 0;
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#endif
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}
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/***********************************************************************
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* COMM_Parse* (Internal)
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*
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* The following COMM_Parse* functions are used by the BuildCommDCB
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* functions to help parse the various parts of the device control string.
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*/
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static LPCWSTR COMM_ParseStart(LPCWSTR ptr)
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{
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static const WCHAR comW[] = {'C','O','M',0};
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/* The device control string may optionally start with "COMx" followed
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by an optional ':' and spaces. */
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if(!strncmpiW(ptr, comW, 3))
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{
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ptr += 3;
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/* Allow any com port above 0 as Win 9x does (NT only allows
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values for com ports which are actually present) */
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if(*ptr < '1' || *ptr > '9')
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return NULL;
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/* Advance pointer past port number */
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while(*ptr >= '0' && *ptr <= '9') ptr++;
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/* The com port number must be followed by a ':' or ' ' */
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if(*ptr != ':' && *ptr != ' ')
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return NULL;
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/* Advance pointer to beginning of next parameter */
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while(*ptr == ' ') ptr++;
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if(*ptr == ':')
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{
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ptr++;
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while(*ptr == ' ') ptr++;
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}
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}
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/* The device control string must not start with a space. */
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else if(*ptr == ' ')
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return NULL;
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return ptr;
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}
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static LPCWSTR COMM_ParseNumber(LPCWSTR ptr, LPDWORD lpnumber)
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{
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if(*ptr < '0' || *ptr > '9') return NULL;
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*lpnumber = strtoulW(ptr, NULL, 10);
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while(*ptr >= '0' && *ptr <= '9') ptr++;
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return ptr;
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}
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static LPCWSTR COMM_ParseParity(LPCWSTR ptr, LPBYTE lpparity)
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{
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/* Contrary to what you might expect, Windows only sets the Parity
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member of DCB and not fParity even when parity is specified in the
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device control string */
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switch(toupperW(*ptr++))
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{
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case 'E':
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*lpparity = EVENPARITY;
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break;
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case 'M':
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*lpparity = MARKPARITY;
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break;
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case 'N':
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*lpparity = NOPARITY;
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break;
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case 'O':
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*lpparity = ODDPARITY;
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break;
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case 'S':
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*lpparity = SPACEPARITY;
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break;
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default:
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return NULL;
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}
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return ptr;
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}
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static LPCWSTR COMM_ParseByteSize(LPCWSTR ptr, LPBYTE lpbytesize)
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{
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DWORD temp;
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if(!(ptr = COMM_ParseNumber(ptr, &temp)))
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return NULL;
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if(temp >= 5 && temp <= 8)
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{
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*lpbytesize = temp;
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return ptr;
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}
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else
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return NULL;
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}
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static LPCWSTR COMM_ParseStopBits(LPCWSTR ptr, LPBYTE lpstopbits)
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{
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DWORD temp;
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static const WCHAR stopbits15W[] = {'1','.','5',0};
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if(!strncmpW(stopbits15W, ptr, 3))
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{
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ptr += 3;
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*lpstopbits = ONE5STOPBITS;
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}
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else
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{
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if(!(ptr = COMM_ParseNumber(ptr, &temp)))
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return NULL;
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if(temp == 1)
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*lpstopbits = ONESTOPBIT;
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else if(temp == 2)
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*lpstopbits = TWOSTOPBITS;
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else
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return NULL;
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}
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return ptr;
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}
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static LPCWSTR COMM_ParseOnOff(LPCWSTR ptr, LPDWORD lponoff)
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{
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static const WCHAR onW[] = {'o','n',0};
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static const WCHAR offW[] = {'o','f','f',0};
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if(!strncmpiW(onW, ptr, 2))
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{
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ptr += 2;
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*lponoff = 1;
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}
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else if(!strncmpiW(offW, ptr, 3))
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{
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ptr += 3;
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*lponoff = 0;
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}
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else
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return NULL;
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return ptr;
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}
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/***********************************************************************
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* COMM_BuildOldCommDCB (Internal)
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*
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* Build a DCB using the old style settings string eg: "96,n,8,1"
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*/
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static BOOL COMM_BuildOldCommDCB(LPCWSTR device, LPDCB lpdcb)
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{
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WCHAR last = 0;
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if(!(device = COMM_ParseNumber(device, &lpdcb->BaudRate)))
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return FALSE;
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switch(lpdcb->BaudRate)
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{
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case 11:
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case 30:
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case 60:
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lpdcb->BaudRate *= 10;
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break;
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case 12:
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case 24:
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case 48:
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case 96:
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lpdcb->BaudRate *= 100;
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break;
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case 19:
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lpdcb->BaudRate = 19200;
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break;
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}
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while(*device == ' ') device++;
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if(*device++ != ',') return FALSE;
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while(*device == ' ') device++;
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if(!(device = COMM_ParseParity(device, &lpdcb->Parity)))
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return FALSE;
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while(*device == ' ') device++;
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if(*device++ != ',') return FALSE;
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while(*device == ' ') device++;
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if(!(device = COMM_ParseByteSize(device, &lpdcb->ByteSize)))
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return FALSE;
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while(*device == ' ') device++;
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if(*device++ != ',') return FALSE;
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while(*device == ' ') device++;
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if(!(device = COMM_ParseStopBits(device, &lpdcb->StopBits)))
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return FALSE;
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/* The last parameter for flow control is optional. */
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while(*device == ' ') device++;
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if(*device == ',')
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{
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device++;
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while(*device == ' ') device++;
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if(*device) last = toupperW(*device++);
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while(*device == ' ') device++;
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}
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/* Win NT sets the flow control members based on (or lack of) the last
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parameter. Win 9x does not set these members. */
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switch(last)
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{
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case 0:
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lpdcb->fInX = FALSE;
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lpdcb->fOutX = FALSE;
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lpdcb->fOutxCtsFlow = FALSE;
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lpdcb->fOutxDsrFlow = FALSE;
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lpdcb->fDtrControl = DTR_CONTROL_ENABLE;
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lpdcb->fRtsControl = RTS_CONTROL_ENABLE;
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break;
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case 'X':
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lpdcb->fInX = TRUE;
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lpdcb->fOutX = TRUE;
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lpdcb->fOutxCtsFlow = FALSE;
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lpdcb->fOutxDsrFlow = FALSE;
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lpdcb->fDtrControl = DTR_CONTROL_ENABLE;
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lpdcb->fRtsControl = RTS_CONTROL_ENABLE;
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break;
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case 'P':
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lpdcb->fInX = FALSE;
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lpdcb->fOutX = FALSE;
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lpdcb->fOutxCtsFlow = TRUE;
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lpdcb->fOutxDsrFlow = TRUE;
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lpdcb->fDtrControl = DTR_CONTROL_HANDSHAKE;
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lpdcb->fRtsControl = RTS_CONTROL_HANDSHAKE;
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break;
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default:
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return FALSE;
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}
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/* This should be the end of the string. */
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if(*device) return FALSE;
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return TRUE;
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}
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/***********************************************************************
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* COMM_BuildNewCommDCB (Internal)
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*
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* Build a DCB using the new style settings string.
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* eg: "baud=9600 parity=n data=8 stop=1 xon=on to=on"
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*/
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static BOOL COMM_BuildNewCommDCB(LPCWSTR device, LPDCB lpdcb, LPCOMMTIMEOUTS lptimeouts)
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{
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DWORD temp;
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BOOL baud = FALSE, stop = FALSE;
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static const WCHAR baudW[] = {'b','a','u','d','=',0};
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static const WCHAR parityW[] = {'p','a','r','i','t','y','=',0};
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static const WCHAR dataW[] = {'d','a','t','a','=',0};
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static const WCHAR stopW[] = {'s','t','o','p','=',0};
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static const WCHAR toW[] = {'t','o','=',0};
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static const WCHAR xonW[] = {'x','o','n','=',0};
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static const WCHAR odsrW[] = {'o','d','s','r','=',0};
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static const WCHAR octsW[] = {'o','c','t','s','=',0};
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static const WCHAR dtrW[] = {'d','t','r','=',0};
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static const WCHAR rtsW[] = {'r','t','s','=',0};
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static const WCHAR idsrW[] = {'i','d','s','r','=',0};
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while(*device)
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{
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while(*device == ' ') device++;
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if(!strncmpiW(baudW, device, 5))
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{
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baud = TRUE;
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if(!(device = COMM_ParseNumber(device + 5, &lpdcb->BaudRate)))
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return FALSE;
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}
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else if(!strncmpiW(parityW, device, 7))
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{
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if(!(device = COMM_ParseParity(device + 7, &lpdcb->Parity)))
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return FALSE;
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}
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else if(!strncmpiW(dataW, device, 5))
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{
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if(!(device = COMM_ParseByteSize(device + 5, &lpdcb->ByteSize)))
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return FALSE;
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}
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else if(!strncmpiW(stopW, device, 5))
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{
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stop = TRUE;
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if(!(device = COMM_ParseStopBits(device + 5, &lpdcb->StopBits)))
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return FALSE;
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}
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else if(!strncmpiW(toW, device, 3))
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{
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if(!(device = COMM_ParseOnOff(device + 3, &temp)))
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return FALSE;
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lptimeouts->ReadIntervalTimeout = 0;
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lptimeouts->ReadTotalTimeoutMultiplier = 0;
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lptimeouts->ReadTotalTimeoutConstant = 0;
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lptimeouts->WriteTotalTimeoutMultiplier = 0;
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lptimeouts->WriteTotalTimeoutConstant = temp ? 60000 : 0;
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}
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else if(!strncmpiW(xonW, device, 4))
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{
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if(!(device = COMM_ParseOnOff(device + 4, &temp)))
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return FALSE;
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lpdcb->fOutX = temp;
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lpdcb->fInX = temp;
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}
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else if(!strncmpiW(odsrW, device, 5))
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{
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if(!(device = COMM_ParseOnOff(device + 5, &temp)))
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return FALSE;
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lpdcb->fOutxDsrFlow = temp;
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}
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else if(!strncmpiW(octsW, device, 5))
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{
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if(!(device = COMM_ParseOnOff(device + 5, &temp)))
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return FALSE;
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lpdcb->fOutxCtsFlow = temp;
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}
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else if(!strncmpiW(dtrW, device, 4))
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{
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if(!(device = COMM_ParseOnOff(device + 4, &temp)))
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return FALSE;
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lpdcb->fDtrControl = temp;
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}
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else if(!strncmpiW(rtsW, device, 4))
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{
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if(!(device = COMM_ParseOnOff(device + 4, &temp)))
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return FALSE;
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lpdcb->fRtsControl = temp;
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}
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else if(!strncmpiW(idsrW, device, 5))
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{
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if(!(device = COMM_ParseOnOff(device + 5, &temp)))
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return FALSE;
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/* Win NT sets the fDsrSensitivity member based on the
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idsr parameter. Win 9x sets fOutxDsrFlow instead. */
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lpdcb->fDsrSensitivity = temp;
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}
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else
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return FALSE;
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/* After the above parsing, the next character (if not the end of
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the string) should be a space */
|
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if(*device && *device != ' ')
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return FALSE;
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}
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|
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/* If stop bits were not specified, a default is always supplied. */
|
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if(!stop)
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{
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if(baud && lpdcb->BaudRate == 110)
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lpdcb->StopBits = TWOSTOPBITS;
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else
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lpdcb->StopBits = ONESTOPBIT;
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}
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return TRUE;
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}
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|
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/**************************************************************************
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|
* BuildCommDCBA (KERNEL32.@)
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*
|
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* Updates a device control block data structure with values from an
|
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* ascii device control string. The device control string has two forms
|
|
* normal and extended, it must be exclusively in one or the other form.
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|
*
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* RETURNS
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|
*
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* True on success, false on a malformed control string.
|
|
*/
|
|
BOOL WINAPI BuildCommDCBA(
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LPCSTR device, /* [in] The ascii device control string used to update the DCB. */
|
|
LPDCB lpdcb) /* [out] The device control block to be updated. */
|
|
{
|
|
return BuildCommDCBAndTimeoutsA(device,lpdcb,NULL);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* BuildCommDCBAndTimeoutsA (KERNEL32.@)
|
|
*
|
|
* Updates a device control block data structure with values from an
|
|
* ascii device control string. Taking timeout values from a timeouts
|
|
* struct if desired by the control string.
|
|
*
|
|
* RETURNS
|
|
*
|
|
* True on success, false bad handles etc.
|
|
*/
|
|
BOOL WINAPI BuildCommDCBAndTimeoutsA(
|
|
LPCSTR device, /* [in] The ascii device control string. */
|
|
LPDCB lpdcb, /* [out] The device control block to be updated. */
|
|
LPCOMMTIMEOUTS lptimeouts) /* [in] The COMMTIMEOUTS structure to be updated. */
|
|
{
|
|
BOOL ret = FALSE;
|
|
UNICODE_STRING deviceW;
|
|
|
|
TRACE("(%s,%p,%p)\n",device,lpdcb,lptimeouts);
|
|
if(device) RtlCreateUnicodeStringFromAsciiz(&deviceW,device);
|
|
else deviceW.Buffer = NULL;
|
|
|
|
if(deviceW.Buffer) ret = BuildCommDCBAndTimeoutsW(deviceW.Buffer,lpdcb,lptimeouts);
|
|
|
|
RtlFreeUnicodeString(&deviceW);
|
|
return ret;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* BuildCommDCBAndTimeoutsW (KERNEL32.@)
|
|
*
|
|
* Updates a device control block data structure with values from a
|
|
* unicode device control string. Taking timeout values from a timeouts
|
|
* struct if desired by the control string.
|
|
*
|
|
* RETURNS
|
|
*
|
|
* True on success, false bad handles etc
|
|
*/
|
|
BOOL WINAPI BuildCommDCBAndTimeoutsW(
|
|
LPCWSTR devid, /* [in] The unicode device control string. */
|
|
LPDCB lpdcb, /* [out] The device control block to be updated. */
|
|
LPCOMMTIMEOUTS lptimeouts) /* [in] The COMMTIMEOUTS structure to be updated. */
|
|
{
|
|
DCB dcb;
|
|
COMMTIMEOUTS timeouts;
|
|
BOOL result;
|
|
LPCWSTR ptr = devid;
|
|
|
|
TRACE("(%s,%p,%p)\n",debugstr_w(devid),lpdcb,lptimeouts);
|
|
|
|
/* Set DCBlength. (Windows NT does not do this, but 9x does) */
|
|
lpdcb->DCBlength = sizeof(DCB);
|
|
|
|
/* Make a copy of the original data structures to work with since if
|
|
if there is an error in the device control string the originals
|
|
should not be modified (except possibly DCBlength) */
|
|
memcpy(&dcb, lpdcb, sizeof(DCB));
|
|
if(lptimeouts) memcpy(&timeouts, lptimeouts, sizeof(COMMTIMEOUTS));
|
|
|
|
ptr = COMM_ParseStart(ptr);
|
|
|
|
if(ptr == NULL)
|
|
result = FALSE;
|
|
else if(strchrW(ptr, ','))
|
|
result = COMM_BuildOldCommDCB(ptr, &dcb);
|
|
else
|
|
result = COMM_BuildNewCommDCB(ptr, &dcb, &timeouts);
|
|
|
|
if(result)
|
|
{
|
|
memcpy(lpdcb, &dcb, sizeof(DCB));
|
|
if(lptimeouts) memcpy(lptimeouts, &timeouts, sizeof(COMMTIMEOUTS));
|
|
return TRUE;
|
|
}
|
|
else
|
|
{
|
|
WARN("Invalid device control string: %s\n", debugstr_w(devid));
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/**************************************************************************
|
|
* BuildCommDCBW (KERNEL32.@)
|
|
*
|
|
* Updates a device control block structure with values from an
|
|
* unicode device control string. The device control string has two forms
|
|
* normal and extended, it must be exclusively in one or the other form.
|
|
*
|
|
* RETURNS
|
|
*
|
|
* True on success, false on a malformed control string.
|
|
*/
|
|
BOOL WINAPI BuildCommDCBW(
|
|
LPCWSTR devid, /* [in] The unicode device control string. */
|
|
LPDCB lpdcb) /* [out] The device control block to be updated. */
|
|
{
|
|
return BuildCommDCBAndTimeoutsW(devid,lpdcb,NULL);
|
|
}
|
|
|
|
static BOOL COMM_SetCommError(HANDLE handle, DWORD error)
|
|
{
|
|
DWORD ret;
|
|
|
|
SERVER_START_REQ( set_serial_info )
|
|
{
|
|
req->handle = handle;
|
|
req->flags = SERIALINFO_SET_ERROR;
|
|
req->commerror = error;
|
|
ret = !wine_server_call_err( req );
|
|
}
|
|
SERVER_END_REQ;
|
|
return ret;
|
|
}
|
|
|
|
static BOOL COMM_GetCommError(HANDLE handle, LPDWORD lperror)
|
|
{
|
|
DWORD ret;
|
|
|
|
if(!lperror)
|
|
return FALSE;
|
|
|
|
SERVER_START_REQ( get_serial_info )
|
|
{
|
|
req->handle = handle;
|
|
ret = !wine_server_call_err( req );
|
|
*lperror = reply->commerror;
|
|
}
|
|
SERVER_END_REQ;
|
|
|
|
return ret;
|
|
}
|
|
|
|
/*****************************************************************************
|
|
* SetCommBreak (KERNEL32.@)
|
|
*
|
|
* Halts the transmission of characters to a communications device.
|
|
*
|
|
* RETURNS
|
|
*
|
|
* True on success, and false if the communications device could not be found,
|
|
* the control is not supported.
|
|
*
|
|
* BUGS
|
|
*
|
|
* Only TIOCSBRK and TIOCCBRK are supported.
|
|
*/
|
|
BOOL WINAPI SetCommBreak(
|
|
HANDLE handle) /* [in] The communications device to suspend. */
|
|
{
|
|
#if defined(TIOCSBRK) && defined(TIOCCBRK) /* check if available for compilation */
|
|
int fd,result;
|
|
|
|
fd = get_comm_fd( handle, GENERIC_READ );
|
|
if(fd<0) return FALSE;
|
|
result = ioctl(fd,TIOCSBRK,0);
|
|
release_comm_fd( handle, fd );
|
|
if (result ==-1)
|
|
{
|
|
TRACE("ioctl failed\n");
|
|
SetLastError(ERROR_NOT_SUPPORTED);
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
#else
|
|
FIXME("ioctl not available\n");
|
|
SetLastError(ERROR_NOT_SUPPORTED);
|
|
return FALSE;
|
|
#endif
|
|
}
|
|
|
|
/*****************************************************************************
|
|
* ClearCommBreak (KERNEL32.@)
|
|
*
|
|
* Resumes character transmission from a communication device.
|
|
*
|
|
* RETURNS
|
|
*
|
|
* True on success and false if the communications device could not be found.
|
|
*
|
|
* BUGS
|
|
*
|
|
* Only TIOCSBRK and TIOCCBRK are supported.
|
|
*/
|
|
BOOL WINAPI ClearCommBreak(
|
|
HANDLE handle) /* [in] The halted communication device whose character transmission is to be resumed. */
|
|
{
|
|
#if defined(TIOCSBRK) && defined(TIOCCBRK) /* check if available for compilation */
|
|
int fd,result;
|
|
|
|
fd = get_comm_fd( handle, GENERIC_READ );
|
|
if(fd<0) return FALSE;
|
|
result = ioctl(fd,TIOCCBRK,0);
|
|
release_comm_fd( handle, fd );
|
|
if (result ==-1)
|
|
{
|
|
TRACE("ioctl failed\n");
|
|
SetLastError(ERROR_NOT_SUPPORTED);
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
#else
|
|
FIXME("ioctl not available\n");
|
|
SetLastError(ERROR_NOT_SUPPORTED);
|
|
return FALSE;
|
|
#endif
|
|
}
|
|
|
|
/*****************************************************************************
|
|
* EscapeCommFunction (KERNEL32.@)
|
|
*
|
|
* Directs a communication device to perform an extended function.
|
|
*
|
|
* RETURNS
|
|
*
|
|
* True or requested data on successful completion of the command,
|
|
* false if the device is not present cannot execute the command
|
|
* or the command failed.
|
|
*/
|
|
BOOL WINAPI EscapeCommFunction(
|
|
HANDLE handle, /* [in] The communication device to perform the extended function. */
|
|
UINT nFunction) /* [in] The extended function to be performed. */
|
|
{
|
|
int fd,direct=FALSE,result=FALSE;
|
|
struct termios port;
|
|
|
|
TRACE("handle %p, function=%d\n", handle, nFunction);
|
|
fd = get_comm_fd( handle, GENERIC_READ );
|
|
if(fd<0) return FALSE;
|
|
|
|
if (tcgetattr(fd,&port) == -1) {
|
|
COMM_SetCommError(handle,CE_IOE);
|
|
release_comm_fd( handle, fd );
|
|
return FALSE;
|
|
}
|
|
|
|
switch (nFunction) {
|
|
case RESETDEV:
|
|
TRACE("\n");
|
|
break;
|
|
|
|
case CLRDTR:
|
|
TRACE("CLRDTR\n");
|
|
#ifdef TIOCM_DTR
|
|
direct=TRUE;
|
|
result= COMM_WhackModem(fd, ~TIOCM_DTR, 0);
|
|
break;
|
|
#endif
|
|
|
|
case CLRRTS:
|
|
TRACE("CLRRTS\n");
|
|
#ifdef TIOCM_RTS
|
|
direct=TRUE;
|
|
result= COMM_WhackModem(fd, ~TIOCM_RTS, 0);
|
|
break;
|
|
#endif
|
|
|
|
case SETDTR:
|
|
TRACE("SETDTR\n");
|
|
#ifdef TIOCM_DTR
|
|
direct=TRUE;
|
|
result= COMM_WhackModem(fd, 0, TIOCM_DTR);
|
|
break;
|
|
#endif
|
|
|
|
case SETRTS:
|
|
TRACE("SETRTS\n");
|
|
#ifdef TIOCM_RTS
|
|
direct=TRUE;
|
|
result= COMM_WhackModem(fd, 0, TIOCM_RTS);
|
|
break;
|
|
#endif
|
|
|
|
case SETXOFF:
|
|
TRACE("SETXOFF\n");
|
|
port.c_iflag |= IXOFF;
|
|
break;
|
|
|
|
case SETXON:
|
|
TRACE("SETXON\n");
|
|
port.c_iflag |= IXON;
|
|
break;
|
|
case SETBREAK:
|
|
TRACE("setbreak\n");
|
|
#ifdef TIOCSBRK
|
|
direct=TRUE;
|
|
result = ioctl(fd,TIOCSBRK,0);
|
|
break;
|
|
#endif
|
|
case CLRBREAK:
|
|
TRACE("clrbreak\n");
|
|
#ifdef TIOCSBRK
|
|
direct=TRUE;
|
|
result = ioctl(fd,TIOCCBRK,0);
|
|
break;
|
|
#endif
|
|
default:
|
|
WARN("(handle=%p,nFunction=%d): Unknown function\n",
|
|
handle, nFunction);
|
|
break;
|
|
}
|
|
|
|
if (!direct)
|
|
if (tcsetattr(fd, TCSADRAIN, &port) == -1) {
|
|
release_comm_fd( handle, fd );
|
|
COMM_SetCommError(handle,CE_IOE);
|
|
return FALSE;
|
|
} else
|
|
result= TRUE;
|
|
else
|
|
{
|
|
if (result == -1)
|
|
{
|
|
result= FALSE;
|
|
COMM_SetCommError(handle,CE_IOE);
|
|
}
|
|
else
|
|
result = TRUE;
|
|
}
|
|
release_comm_fd( handle, fd );
|
|
return result;
|
|
}
|
|
|
|
/********************************************************************
|
|
* PurgeComm (KERNEL32.@)
|
|
*
|
|
* Terminates pending operations and/or discards buffers on a
|
|
* communication resource.
|
|
*
|
|
* RETURNS
|
|
*
|
|
* True on success and false if the communications handle is bad.
|
|
*/
|
|
BOOL WINAPI PurgeComm(
|
|
HANDLE handle, /* [in] The communication resource to be purged. */
|
|
DWORD flags) /* [in] Flags for clear pending/buffer on input/output. */
|
|
{
|
|
int fd;
|
|
|
|
TRACE("handle %p, flags %lx\n", handle, flags);
|
|
|
|
fd = get_comm_fd( handle, GENERIC_READ );
|
|
if(fd<0) return FALSE;
|
|
|
|
/*
|
|
** 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);
|
|
release_comm_fd( handle, fd );
|
|
|
|
return 1;
|
|
}
|
|
|
|
/*****************************************************************************
|
|
* ClearCommError (KERNEL32.@)
|
|
*
|
|
* Enables further I/O operations on a communications resource after
|
|
* supplying error and current status information.
|
|
*
|
|
* RETURNS
|
|
*
|
|
* True on success, false if the communication resource handle is bad.
|
|
*/
|
|
BOOL WINAPI ClearCommError(
|
|
HANDLE handle, /* [in] The communication resource with the error. */
|
|
LPDWORD errors, /* [out] Flags indicating error the resource experienced. */
|
|
LPCOMSTAT lpStat) /* [out] The status of the communication resource. */
|
|
{
|
|
int fd;
|
|
|
|
fd=get_comm_fd( handle, GENERIC_READ );
|
|
if(0>fd) return FALSE;
|
|
|
|
if (lpStat)
|
|
{
|
|
lpStat->fCtsHold = 0;
|
|
lpStat->fDsrHold = 0;
|
|
lpStat->fRlsdHold = 0;
|
|
lpStat->fXoffHold = 0;
|
|
lpStat->fXoffSent = 0;
|
|
lpStat->fEof = 0;
|
|
lpStat->fTxim = 0;
|
|
lpStat->fReserved = 0;
|
|
|
|
#ifdef TIOCOUTQ
|
|
if(ioctl(fd, TIOCOUTQ, &lpStat->cbOutQue))
|
|
WARN("ioctl returned error\n");
|
|
#else
|
|
lpStat->cbOutQue = 0; /* FIXME: find a different way to find out */
|
|
#endif
|
|
|
|
#ifdef TIOCINQ
|
|
if(ioctl(fd, TIOCINQ, &lpStat->cbInQue))
|
|
WARN("ioctl returned error\n");
|
|
#endif
|
|
|
|
TRACE("handle %p cbInQue = %ld cbOutQue = %ld\n",
|
|
handle, lpStat->cbInQue, lpStat->cbOutQue);
|
|
}
|
|
|
|
release_comm_fd( handle, fd );
|
|
|
|
COMM_GetCommError(handle, errors);
|
|
COMM_SetCommError(handle, 0);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/*****************************************************************************
|
|
* SetupComm (KERNEL32.@)
|
|
*
|
|
* Called after CreateFile to hint to the communication resource to use
|
|
* specified sizes for input and output buffers rather than the default values.
|
|
*
|
|
* RETURNS
|
|
*
|
|
* True if successful, false if the communications resource handle is bad.
|
|
*
|
|
* BUGS
|
|
*
|
|
* Stub.
|
|
*/
|
|
BOOL WINAPI SetupComm(
|
|
HANDLE handle, /* [in] The just created communication resource handle. */
|
|
DWORD insize, /* [in] The suggested size of the communication resources input buffer in bytes. */
|
|
DWORD outsize) /* [in] The suggested size of the communication resources output buffer in bytes. */
|
|
{
|
|
int fd;
|
|
|
|
FIXME("insize %ld outsize %ld unimplemented stub\n", insize, outsize);
|
|
fd=get_comm_fd( handle, GENERIC_READ );
|
|
if(0>fd) return FALSE;
|
|
release_comm_fd( handle, fd );
|
|
return TRUE;
|
|
}
|
|
|
|
/*****************************************************************************
|
|
* GetCommMask (KERNEL32.@)
|
|
*
|
|
* Obtain the events associated with a communication device that will cause
|
|
* a call WaitCommEvent to return.
|
|
*
|
|
* RETURNS
|
|
*
|
|
* True on success, fail on bad device handle etc.
|
|
*/
|
|
BOOL WINAPI GetCommMask(
|
|
HANDLE handle, /* [in] The communications device. */
|
|
LPDWORD evtmask) /* [out] The events which cause WaitCommEvent to return. */
|
|
{
|
|
BOOL ret;
|
|
|
|
TRACE("handle %p, mask %p\n", handle, evtmask);
|
|
|
|
SERVER_START_REQ( get_serial_info )
|
|
{
|
|
req->handle = handle;
|
|
if ((ret = !wine_server_call_err( req )))
|
|
{
|
|
if (evtmask) *evtmask = reply->eventmask;
|
|
}
|
|
}
|
|
SERVER_END_REQ;
|
|
return ret;
|
|
}
|
|
|
|
/*****************************************************************************
|
|
* SetCommMask (KERNEL32.@)
|
|
*
|
|
* There be some things we need to hear about yon there communications device.
|
|
* (Set which events associated with a communication device should cause
|
|
* a call WaitCommEvent to return.)
|
|
*
|
|
* RETURNS
|
|
*
|
|
* True on success, false on bad handle etc.
|
|
*/
|
|
BOOL WINAPI SetCommMask(
|
|
HANDLE handle, /* [in] The communications device. */
|
|
DWORD evtmask) /* [in] The events that are to be monitored. */
|
|
{
|
|
BOOL ret;
|
|
|
|
TRACE("handle %p, mask %lx\n", handle, evtmask);
|
|
|
|
SERVER_START_REQ( set_serial_info )
|
|
{
|
|
req->handle = handle;
|
|
req->flags = SERIALINFO_SET_MASK;
|
|
req->eventmask = evtmask;
|
|
ret = !wine_server_call_err( req );
|
|
}
|
|
SERVER_END_REQ;
|
|
return ret;
|
|
}
|
|
|
|
/*****************************************************************************
|
|
* SetCommState (KERNEL32.@)
|
|
*
|
|
* Re-initializes all hardware and control settings of a communications device,
|
|
* with values from a device control block without effecting the input and output
|
|
* queues.
|
|
*
|
|
* 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. */
|
|
{
|
|
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);
|
|
|
|
|
|
fd = get_comm_fd( handle, GENERIC_READ );
|
|
if (fd < 0) return FALSE;
|
|
|
|
if ((tcgetattr(fd,&port)) == -1) {
|
|
int save_error = errno;
|
|
COMM_SetCommError(handle,CE_IOE);
|
|
release_comm_fd( handle, fd );
|
|
ERR("tcgetattr error '%s'\n", strerror(save_error));
|
|
return FALSE;
|
|
}
|
|
|
|
port.c_cc[VMIN] = 0;
|
|
port.c_cc[VTIME] = 1;
|
|
|
|
#ifdef IMAXBEL
|
|
port.c_iflag &= ~(ISTRIP|BRKINT|IGNCR|ICRNL|INLCR|IMAXBEL);
|
|
#else
|
|
port.c_iflag &= ~(ISTRIP|BRKINT|IGNCR|ICRNL|INLCR);
|
|
#endif
|
|
port.c_iflag |= (IGNBRK);
|
|
|
|
port.c_oflag &= ~(OPOST);
|
|
|
|
port.c_cflag &= ~(HUPCL);
|
|
port.c_cflag |= CLOCAL | CREAD;
|
|
|
|
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 */
|
|
|
|
|
|
COMM_SetCommError(handle,IE_BAUDRATE);
|
|
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:
|
|
COMM_SetCommError(handle,IE_BAUDRATE);
|
|
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;
|
|
|
|
#ifdef CMSPAR
|
|
port.c_cflag &= ~(PARENB | PARODD | CMSPAR);
|
|
#else
|
|
port.c_cflag &= ~(PARENB | PARODD);
|
|
#endif
|
|
if (lpdcb->fParity)
|
|
port.c_iflag |= INPCK;
|
|
else
|
|
port.c_iflag &= ~INPCK;
|
|
switch (lpdcb->Parity) {
|
|
case NOPARITY:
|
|
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( stopbits == ONESTOPBIT) {
|
|
stopbits = TWOSTOPBITS;
|
|
port.c_iflag &= ~INPCK;
|
|
} else {
|
|
COMM_SetCommError(handle,IE_BYTESIZE);
|
|
release_comm_fd( handle, fd );
|
|
ERR("Cannot set MARK Parity\n");
|
|
return FALSE;
|
|
}
|
|
break;
|
|
case SPACEPARITY:
|
|
if( bytesize < 8) {
|
|
bytesize +=1;
|
|
port.c_iflag &= ~INPCK;
|
|
} else {
|
|
COMM_SetCommError(handle,IE_BYTESIZE);
|
|
release_comm_fd( handle, fd );
|
|
ERR("Cannot set SPACE Parity\n");
|
|
return FALSE;
|
|
}
|
|
break;
|
|
#endif
|
|
default:
|
|
COMM_SetCommError(handle,IE_BYTESIZE);
|
|
release_comm_fd( handle, fd );
|
|
ERR("Parity\n");
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
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:
|
|
COMM_SetCommError(handle,IE_BYTESIZE);
|
|
release_comm_fd( handle, fd );
|
|
ERR("ByteSize\n");
|
|
return FALSE;
|
|
}
|
|
|
|
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:
|
|
COMM_SetCommError(handle,IE_BYTESIZE);
|
|
release_comm_fd( handle, fd );
|
|
ERR("StopBits\n");
|
|
return FALSE;
|
|
}
|
|
#ifdef CRTSCTS
|
|
if ( lpdcb->fOutxCtsFlow ||
|
|
lpdcb->fRtsControl == RTS_CONTROL_HANDSHAKE
|
|
)
|
|
{
|
|
port.c_cflag |= CRTSCTS;
|
|
TRACE("CRTSCTS\n");
|
|
}
|
|
#endif
|
|
|
|
if (lpdcb->fInX)
|
|
port.c_iflag |= IXON;
|
|
else
|
|
port.c_iflag &= ~IXON;
|
|
if (lpdcb->fOutX)
|
|
port.c_iflag |= IXOFF;
|
|
else
|
|
port.c_iflag &= ~IXOFF;
|
|
|
|
if (tcsetattr(fd,TCSANOW,&port)==-1) { /* otherwise it hangs with pending input*/
|
|
ERR("tcsetattr error '%s'\n", strerror(errno));
|
|
COMM_SetCommError(handle,CE_IOE);
|
|
ret = FALSE;
|
|
} else {
|
|
COMM_SetCommError(handle,0);
|
|
ret = TRUE;
|
|
}
|
|
|
|
/* note: change DTR/RTS lines after setting the comm attributes,
|
|
* so flow control does not interfere. */
|
|
#ifdef TIOCM_DTR
|
|
if (lpdcb->fDtrControl == DTR_CONTROL_HANDSHAKE)
|
|
{
|
|
WARN("DSR/DTR flow control not supported\n");
|
|
} else if(lpdcb->fDtrControl == DTR_CONTROL_DISABLE)
|
|
COMM_WhackModem(fd, ~TIOCM_DTR, 0);
|
|
else
|
|
COMM_WhackModem(fd, 0, TIOCM_DTR);
|
|
#endif
|
|
#ifdef TIOCM_RTS
|
|
if(!lpdcb->fOutxCtsFlow )
|
|
{
|
|
if(lpdcb->fRtsControl == RTS_CONTROL_DISABLE)
|
|
COMM_WhackModem(fd, ~TIOCM_RTS, 0);
|
|
else
|
|
COMM_WhackModem(fd, 0, TIOCM_RTS);
|
|
}
|
|
#endif
|
|
if(lpdcb->fRtsControl == RTS_CONTROL_TOGGLE)
|
|
FIXME("RTS_CONTROL_TOGGLE is not supported.\n");
|
|
release_comm_fd( handle, fd );
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
* GetCommState (KERNEL32.@)
|
|
*
|
|
* Fills in a device control block with information from a communications device.
|
|
*
|
|
* RETURNS
|
|
*
|
|
* True on success, false if the communication device handle is bad etc
|
|
*
|
|
* BUGS
|
|
*
|
|
* XonChar and XoffChar are not set.
|
|
*/
|
|
BOOL WINAPI GetCommState(
|
|
HANDLE handle, /* [in] The communications device. */
|
|
LPDCB lpdcb) /* [out] The device control block. */
|
|
{
|
|
struct termios port;
|
|
int fd,speed;
|
|
int stat = DTR_CONTROL_ENABLE | RTS_CONTROL_ENABLE;
|
|
|
|
TRACE("handle %p, ptr %p\n", handle, lpdcb);
|
|
|
|
fd = get_comm_fd( handle, GENERIC_READ );
|
|
if (fd < 0) return FALSE;
|
|
if (tcgetattr(fd, &port) == -1) {
|
|
int save_error=errno;
|
|
ERR("tcgetattr error '%s'\n", strerror(save_error));
|
|
COMM_SetCommError(handle,CE_IOE);
|
|
release_comm_fd( handle, fd );
|
|
return FALSE;
|
|
}
|
|
|
|
#ifdef TIOCMGET
|
|
if (ioctl(fd, TIOCMGET, &stat) == -1)
|
|
{
|
|
int save_error=errno;
|
|
WARN("ioctl error '%s'\n", strerror(save_error));
|
|
stat = DTR_CONTROL_ENABLE | RTS_CONTROL_ENABLE;
|
|
}
|
|
#endif
|
|
release_comm_fd( handle, fd );
|
|
#ifndef __EMX__
|
|
#ifdef CBAUD
|
|
speed= (port.c_cflag & CBAUD);
|
|
#else
|
|
speed= (cfgetospeed(&port));
|
|
#endif
|
|
switch (speed) {
|
|
case B0:
|
|
lpdcb->BaudRate = 0;
|
|
break;
|
|
case B50:
|
|
lpdcb->BaudRate = 50;
|
|
break;
|
|
case B75:
|
|
lpdcb->BaudRate = 75;
|
|
break;
|
|
case B110:
|
|
lpdcb->BaudRate = 110;
|
|
break;
|
|
case B134:
|
|
lpdcb->BaudRate = 134;
|
|
break;
|
|
case B150:
|
|
lpdcb->BaudRate = 150;
|
|
break;
|
|
case B200:
|
|
lpdcb->BaudRate = 200;
|
|
break;
|
|
case B300:
|
|
lpdcb->BaudRate = 300;
|
|
break;
|
|
case B600:
|
|
lpdcb->BaudRate = 600;
|
|
break;
|
|
case B1200:
|
|
lpdcb->BaudRate = 1200;
|
|
break;
|
|
case B1800:
|
|
lpdcb->BaudRate = 1800;
|
|
break;
|
|
case B2400:
|
|
lpdcb->BaudRate = 2400;
|
|
break;
|
|
case B4800:
|
|
lpdcb->BaudRate = 4800;
|
|
break;
|
|
case B9600:
|
|
lpdcb->BaudRate = 9600;
|
|
break;
|
|
case B19200:
|
|
lpdcb->BaudRate = 19200;
|
|
break;
|
|
case B38400:
|
|
lpdcb->BaudRate = 38400;
|
|
break;
|
|
#ifdef B57600
|
|
case B57600:
|
|
lpdcb->BaudRate = 57600;
|
|
break;
|
|
#endif
|
|
#ifdef B115200
|
|
case B115200:
|
|
lpdcb->BaudRate = 115200;
|
|
break;
|
|
#endif
|
|
#ifdef B230400
|
|
case B230400:
|
|
lpdcb->BaudRate = 230400;
|
|
break;
|
|
#endif
|
|
#ifdef B460800
|
|
case B460800:
|
|
lpdcb->BaudRate = 460800;
|
|
break;
|
|
#endif
|
|
default:
|
|
ERR("unknown speed %x \n",speed);
|
|
}
|
|
#endif
|
|
switch (port.c_cflag & CSIZE) {
|
|
case CS5:
|
|
lpdcb->ByteSize = 5;
|
|
break;
|
|
case CS6:
|
|
lpdcb->ByteSize = 6;
|
|
break;
|
|
case CS7:
|
|
lpdcb->ByteSize = 7;
|
|
break;
|
|
case CS8:
|
|
lpdcb->ByteSize = 8;
|
|
break;
|
|
default:
|
|
ERR("unknown size %x \n",port.c_cflag & CSIZE);
|
|
}
|
|
|
|
if(port.c_iflag & INPCK)
|
|
lpdcb->fParity = TRUE;
|
|
else
|
|
lpdcb->fParity = FALSE;
|
|
#ifdef CMSPAR
|
|
switch (port.c_cflag & (PARENB | PARODD | CMSPAR))
|
|
#else
|
|
switch (port.c_cflag & (PARENB | PARODD))
|
|
#endif
|
|
{
|
|
case 0:
|
|
lpdcb->Parity = NOPARITY;
|
|
break;
|
|
case PARENB:
|
|
lpdcb->Parity = EVENPARITY;
|
|
break;
|
|
case (PARENB | PARODD):
|
|
lpdcb->Parity = ODDPARITY;
|
|
break;
|
|
#ifdef CMSPAR
|
|
case (PARENB | CMSPAR):
|
|
lpdcb->Parity = MARKPARITY;
|
|
break;
|
|
case (PARENB | PARODD | CMSPAR):
|
|
lpdcb->Parity = SPACEPARITY;
|
|
break;
|
|
#endif
|
|
}
|
|
|
|
if (port.c_cflag & CSTOPB)
|
|
if(lpdcb->ByteSize == 5)
|
|
lpdcb->StopBits = ONE5STOPBITS;
|
|
else
|
|
lpdcb->StopBits = TWOSTOPBITS;
|
|
else
|
|
lpdcb->StopBits = ONESTOPBIT;
|
|
|
|
lpdcb->fNull = 0;
|
|
lpdcb->fBinary = 1;
|
|
|
|
/* termios does not support DTR/DSR flow control */
|
|
lpdcb->fOutxDsrFlow = 0;
|
|
lpdcb->fDtrControl =
|
|
#ifdef TIOCM_DTR
|
|
!(stat & TIOCM_DTR) ? DTR_CONTROL_DISABLE:
|
|
#endif
|
|
DTR_CONTROL_ENABLE ;
|
|
|
|
#ifdef CRTSCTS
|
|
|
|
if (port.c_cflag & CRTSCTS) {
|
|
lpdcb->fRtsControl = RTS_CONTROL_HANDSHAKE;
|
|
lpdcb->fOutxCtsFlow = 1;
|
|
} else
|
|
#endif
|
|
{
|
|
lpdcb->fRtsControl =
|
|
#ifdef TIOCM_RTS
|
|
!(stat & TIOCM_RTS) ? RTS_CONTROL_DISABLE :
|
|
#endif
|
|
RTS_CONTROL_ENABLE ;
|
|
lpdcb->fOutxCtsFlow = 0;
|
|
}
|
|
if (port.c_iflag & IXON)
|
|
lpdcb->fInX = 1;
|
|
else
|
|
lpdcb->fInX = 0;
|
|
|
|
if (port.c_iflag & IXOFF)
|
|
lpdcb->fOutX = 1;
|
|
else
|
|
lpdcb->fOutX = 0;
|
|
/*
|
|
lpdcb->XonChar =
|
|
lpdcb->XoffChar =
|
|
*/
|
|
lpdcb->XonLim = 10;
|
|
lpdcb->XoffLim = 10;
|
|
|
|
COMM_SetCommError(handle,0);
|
|
|
|
TRACE("OK\n");
|
|
|
|
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);
|
|
#ifdef CRTSCTS
|
|
if ( lpdcb->fOutxCtsFlow ||
|
|
lpdcb->fRtsControl == RTS_CONTROL_HANDSHAKE
|
|
)
|
|
TRACE("CRTSCTS\n");
|
|
else
|
|
|
|
TRACE("~CRTSCTS\n");
|
|
#endif
|
|
return TRUE;
|
|
}
|
|
|
|
/*****************************************************************************
|
|
* TransmitCommChar (KERNEL32.@)
|
|
*
|
|
* Transmits a single character in front of any pending characters in the
|
|
* output buffer. Usually used to send an interrupt character to a host.
|
|
*
|
|
* RETURNS
|
|
*
|
|
* True if the call succeeded, false if the previous command character to the
|
|
* same device has not been sent yet the handle is bad etc.
|
|
*
|
|
* BUGS
|
|
*
|
|
* Stub.
|
|
*/
|
|
BOOL WINAPI TransmitCommChar(
|
|
HANDLE hComm, /* [in] The communication device in need of a command character. */
|
|
CHAR chTransmit) /* [in] The character to transmit. */
|
|
{
|
|
DWORD w;
|
|
WARN("(%p,'%c') not perfect!\n",hComm,chTransmit);
|
|
|
|
return WriteFile( hComm, &chTransmit, 1, &w, NULL );
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
* GetCommTimeouts (KERNEL32.@)
|
|
*
|
|
* Obtains the request timeout values for the communications device.
|
|
*
|
|
* RETURNS
|
|
*
|
|
* True on success, false if communications device handle is bad
|
|
* or the target structure is null.
|
|
*/
|
|
BOOL WINAPI GetCommTimeouts(
|
|
HANDLE hComm, /* [in] The communications device. */
|
|
LPCOMMTIMEOUTS lptimeouts) /* [out] The struct of request timeouts. */
|
|
{
|
|
BOOL ret;
|
|
|
|
TRACE("(%p,%p)\n",hComm,lptimeouts);
|
|
|
|
if(!lptimeouts)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
SERVER_START_REQ( get_serial_info )
|
|
{
|
|
req->handle = hComm;
|
|
if ((ret = !wine_server_call_err( req )))
|
|
{
|
|
lptimeouts->ReadIntervalTimeout = reply->readinterval;
|
|
lptimeouts->ReadTotalTimeoutMultiplier = reply->readmult;
|
|
lptimeouts->ReadTotalTimeoutConstant = reply->readconst;
|
|
lptimeouts->WriteTotalTimeoutMultiplier = reply->writemult;
|
|
lptimeouts->WriteTotalTimeoutConstant = reply->writeconst;
|
|
}
|
|
}
|
|
SERVER_END_REQ;
|
|
return ret;
|
|
}
|
|
|
|
/*****************************************************************************
|
|
* SetCommTimeouts (KERNEL32.@)
|
|
*
|
|
* Sets the timeouts used when reading and writing data to/from COMM ports.
|
|
*
|
|
* ReadIntervalTimeout
|
|
* - converted and passes to linux kernel as c_cc[VTIME]
|
|
* ReadTotalTimeoutMultiplier, ReadTotalTimeoutConstant
|
|
* - used in ReadFile to calculate GetOverlappedResult's timeout
|
|
* WriteTotalTimeoutMultiplier, WriteTotalTimeoutConstant
|
|
* - used in WriteFile to calculate GetOverlappedResult's timeout
|
|
*
|
|
* RETURNS
|
|
*
|
|
* True if the timeouts were set, false otherwise.
|
|
*/
|
|
BOOL WINAPI SetCommTimeouts(
|
|
HANDLE hComm, /* [in] handle of COMM device */
|
|
LPCOMMTIMEOUTS lptimeouts) /* [in] pointer to COMMTIMEOUTS structure */
|
|
{
|
|
BOOL ret;
|
|
int fd;
|
|
struct termios tios;
|
|
|
|
TRACE("(%p,%p)\n",hComm,lptimeouts);
|
|
|
|
if(!lptimeouts)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
SERVER_START_REQ( set_serial_info )
|
|
{
|
|
req->handle = hComm;
|
|
req->flags = SERIALINFO_SET_TIMEOUTS;
|
|
req->readinterval = lptimeouts->ReadIntervalTimeout ;
|
|
req->readmult = lptimeouts->ReadTotalTimeoutMultiplier ;
|
|
req->readconst = lptimeouts->ReadTotalTimeoutConstant ;
|
|
req->writemult = lptimeouts->WriteTotalTimeoutMultiplier ;
|
|
req->writeconst = lptimeouts->WriteTotalTimeoutConstant ;
|
|
ret = !wine_server_call_err( req );
|
|
}
|
|
SERVER_END_REQ;
|
|
if (!ret) return FALSE;
|
|
|
|
/* FIXME: move this stuff to the server */
|
|
fd = get_comm_fd( hComm, GENERIC_READ );
|
|
if (fd < 0) return FALSE;
|
|
|
|
if (-1==tcgetattr(fd,&tios)) {
|
|
FIXME("tcgetattr on fd %d failed!\n",fd);
|
|
release_comm_fd( hComm, fd );
|
|
return FALSE;
|
|
}
|
|
|
|
/* VTIME is in 1/10 seconds */
|
|
{
|
|
unsigned int ux_timeout;
|
|
|
|
if(lptimeouts->ReadIntervalTimeout == 0) /* 0 means no timeout */
|
|
{
|
|
ux_timeout = 0;
|
|
}
|
|
else
|
|
{
|
|
ux_timeout = (lptimeouts->ReadIntervalTimeout+99)/100;
|
|
if(ux_timeout == 0)
|
|
{
|
|
ux_timeout = 1; /* must be at least some timeout */
|
|
}
|
|
}
|
|
tios.c_cc[VTIME] = ux_timeout;
|
|
}
|
|
|
|
if (-1==tcsetattr(fd,0,&tios)) {
|
|
FIXME("tcsetattr on fd %d failed!\n",fd);
|
|
release_comm_fd( hComm, fd );
|
|
return FALSE;
|
|
}
|
|
release_comm_fd( hComm, fd );
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetCommModemStatus (KERNEL32.@)
|
|
*
|
|
* Obtains the four control register bits if supported by the hardware.
|
|
*
|
|
* RETURNS
|
|
*
|
|
* True if the communications handle was good and for hardware that
|
|
* control register access, false otherwise.
|
|
*/
|
|
BOOL WINAPI GetCommModemStatus(
|
|
HANDLE hFile, /* [in] The communications device. */
|
|
LPDWORD lpModemStat) /* [out] The control register bits. */
|
|
{
|
|
int fd,mstat, result=FALSE;
|
|
|
|
*lpModemStat=0;
|
|
#ifdef TIOCMGET
|
|
fd = get_comm_fd( hFile, GENERIC_READ );
|
|
if(fd<0)
|
|
return FALSE;
|
|
result = ioctl(fd, TIOCMGET, &mstat);
|
|
release_comm_fd( hFile, fd );
|
|
if (result == -1)
|
|
{
|
|
WARN("ioctl failed\n");
|
|
return FALSE;
|
|
}
|
|
#ifdef TIOCM_CTS
|
|
if (mstat & TIOCM_CTS)
|
|
*lpModemStat |= MS_CTS_ON;
|
|
#endif
|
|
#ifdef TIOCM_DSR
|
|
if (mstat & TIOCM_DSR)
|
|
*lpModemStat |= MS_DSR_ON;
|
|
#endif
|
|
#ifdef TIOCM_RNG
|
|
if (mstat & TIOCM_RNG)
|
|
*lpModemStat |= MS_RING_ON;
|
|
#endif
|
|
#ifdef TIOCM_CAR
|
|
/*FIXME: Not really sure about RLSD UB 990810*/
|
|
if (mstat & TIOCM_CAR)
|
|
*lpModemStat |= MS_RLSD_ON;
|
|
#endif
|
|
TRACE("%04x -> %s%s%s%s\n", mstat,
|
|
(*lpModemStat &MS_RLSD_ON)?"MS_RLSD_ON ":"",
|
|
(*lpModemStat &MS_RING_ON)?"MS_RING_ON ":"",
|
|
(*lpModemStat &MS_DSR_ON)?"MS_DSR_ON ":"",
|
|
(*lpModemStat &MS_CTS_ON)?"MS_CTS_ON ":"");
|
|
return TRUE;
|
|
#else
|
|
return FALSE;
|
|
#endif
|
|
}
|
|
|
|
static DWORD WINAPI Comm_CheckEvents(int fd, DWORD mask, serial_irq_info *new, serial_irq_info *old, DWORD new_mstat, DWORD old_mstat)
|
|
{
|
|
DWORD ret = 0, queue;
|
|
|
|
TRACE("mask 0x%08lx\n", mask);
|
|
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);
|
|
|
|
ret |= ((mask & EV_BREAK) && ( old->brk != new->brk))?EV_BREAK:0;
|
|
ret |= ((mask & EV_CTS ) && ((old_mstat&MS_CTS_ON )!=(new_mstat&MS_CTS_ON )))?EV_CTS :0;
|
|
ret |= ((mask & EV_DSR ) && ((old_mstat&MS_DSR_ON )!=(new_mstat&MS_DSR_ON )))?EV_DSR :0;
|
|
ret |= ((mask & EV_RING ) && ((old_mstat&MS_RING_ON)!=(new_mstat&MS_RING_ON)))?EV_RING :0;
|
|
ret |= ((mask & EV_RLSD ) && ((old_mstat&MS_RLSD_ON)!=(new_mstat&MS_RLSD_ON)))?EV_RLSD :0;
|
|
ret |= ((mask & EV_ERR ) && (( old->frame != new->frame) ||(old->overrun != new->overrun)
|
|
|| (old->parity != new->parity)) )?EV_ERR :0;
|
|
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)
|
|
/* TIOCINQ only checks for an empty buffer */
|
|
#elif defined(TIOCINQ)
|
|
if(ioctl(fd, TIOCOUTQ, &queue))
|
|
WARN("TIOCOUTQ returned error\n");
|
|
if (!queue)
|
|
#endif
|
|
ret |= EV_TXEMPTY;
|
|
}
|
|
TRACE("OUTQUEUE %ld, Transmitter %sempty\n", queue, (ret & EV_TXEMPTY)?"":"not ");
|
|
return ret;
|
|
|
|
}
|
|
|
|
/***********************************************************************
|
|
* COMM_WaitCommEventService (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 WINAPI COMM_WaitCommEventService(LPVOID arg)
|
|
{
|
|
async_commio *commio = (async_commio*) arg;
|
|
int waitmask = 0;
|
|
int rc, fd, abort;
|
|
serial_irq_info new_irq_info;
|
|
DWORD new_mstat, new_evtmask;
|
|
|
|
fd=get_comm_fd( commio->handle, GENERIC_READ );
|
|
|
|
TRACE("handle %p fd 0x%08x, mask 0x%08lx buffer %p event %p irq_info %p waitmask 0x%08x\n",
|
|
commio->handle, fd, commio->evtmask, commio->buffer, commio->hEvent, &commio->irq_info, waitmask);
|
|
do
|
|
{
|
|
/*
|
|
* TIOCMIWAIT is not adequate
|
|
*
|
|
* FIXME:
|
|
* We don't handle the EV_RXFLAG (the eventchar)
|
|
*/
|
|
Sleep(1);
|
|
rc= COMM_GetEInfo(fd,&new_irq_info);
|
|
if (rc)
|
|
TRACE("TIOCGICOUNT err %s\n", strerror(errno));
|
|
rc = GetCommModemStatus(commio->handle, &new_mstat);
|
|
if (!rc)
|
|
TRACE("GetCommModemStatus failed\n");
|
|
rc = Comm_CheckEvents(fd, commio->evtmask,&new_irq_info,&commio->irq_info, new_mstat, commio->mstat);
|
|
GetCommMask(commio->handle, &new_evtmask);
|
|
abort = (commio->evtmask != new_evtmask);
|
|
TRACE("resulting Eventmask 0x%08x\n", rc);
|
|
} while (!rc && ! abort);
|
|
if (abort) rc = 0;
|
|
release_comm_fd( commio->handle, fd );
|
|
*commio->buffer = rc;
|
|
if (commio->hEvent != INVALID_HANDLE_VALUE )
|
|
NtSetEvent( commio->hEvent, NULL );
|
|
HeapFree(GetProcessHeap(), 0, commio );
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* COMM_WaitCommEvent (INTERNAL)
|
|
*
|
|
* This function must have an lpOverlapped.
|
|
*/
|
|
static BOOL COMM_WaitCommEvent(
|
|
HANDLE hFile, /* [in] handle of comm port to wait for */
|
|
LPDWORD lpdwEvents, /* [out] event(s) that were detected */
|
|
LPOVERLAPPED lpOverlapped) /* [in/out] for Asynchronous waiting */
|
|
{
|
|
int fd;
|
|
async_commio* commio;
|
|
DWORD result_mask;
|
|
BOOL res;
|
|
|
|
if (!lpOverlapped)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
if (NtResetEvent(lpOverlapped->hEvent,NULL))
|
|
return FALSE;
|
|
|
|
fd = get_comm_fd( hFile, GENERIC_WRITE );
|
|
if (fd < 0) return FALSE;
|
|
|
|
commio = HeapAlloc(GetProcessHeap(), 0, sizeof (async_commio));
|
|
if (!commio)
|
|
{
|
|
release_comm_fd( hFile, fd );
|
|
return FALSE;
|
|
}
|
|
|
|
commio->handle = hFile;
|
|
commio->buffer = (char *)lpdwEvents;
|
|
commio->hEvent = lpOverlapped->hEvent;
|
|
GetCommMask(hFile, &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;
|
|
#endif
|
|
#if !(defined(TIOCSERGETLSR) && defined(TIOCSER_TEMT)) || !defined(TIOCINQ)
|
|
if(commio->evtmask & EV_TXEMPTY)
|
|
goto error;
|
|
#endif
|
|
#if !defined(TIOCMGET)
|
|
if(commio->evtmask & (EV_CTS | EV_DSR| EV_RING| EV_RLSD))
|
|
goto error;
|
|
#endif
|
|
#if !defined(TIOCM_CTS)
|
|
if(commio->evtmask & EV_CTS)
|
|
goto error;
|
|
#endif
|
|
#if !defined(TIOCM_DSR)
|
|
if(commio->evtmask & EV_DSR)
|
|
goto error;
|
|
#endif
|
|
#if !defined(TIOCM_RNG)
|
|
if(commio->evtmask & EV_RING)
|
|
goto error;
|
|
#endif
|
|
#if !defined(TIOCM_CAR)
|
|
if(commio->evtmask & EV_RLSD)
|
|
goto error;
|
|
#endif
|
|
if(commio->evtmask & EV_RXFLAG)
|
|
FIXME("EV_RXFLAG not handled\n");
|
|
COMM_GetEInfo(fd,&commio->irq_info);
|
|
GetCommModemStatus(hFile, &commio->mstat);
|
|
/* We might have received something or the TX bufffer is delivered*/
|
|
result_mask = Comm_CheckEvents( fd, commio->evtmask, &commio->irq_info, &commio->irq_info,commio->mstat,commio->mstat);
|
|
if (result_mask)
|
|
{
|
|
TRACE("Event already met\n");
|
|
*lpdwEvents = result_mask;
|
|
HeapFree(GetProcessHeap(), 0, commio );
|
|
res = TRUE;
|
|
}
|
|
else
|
|
{
|
|
CreateThread(NULL, 0, COMM_WaitCommEventService, (LPVOID)commio, 0, NULL);
|
|
SetLastError(ERROR_IO_PENDING);
|
|
res = FALSE;
|
|
}
|
|
release_comm_fd( hFile, fd );
|
|
return res;
|
|
#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:
|
|
FIXME("Returning error because of missing capabilities\n");
|
|
release_comm_fd( hFile, fd );
|
|
HeapFree(GetProcessHeap(), 0, commio );
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
#endif
|
|
}
|
|
/***********************************************************************
|
|
* WaitCommEvent (KERNEL32.@)
|
|
*
|
|
* Wait until something interesting happens on a COMM port.
|
|
* Interesting things (events) are set by calling SetCommMask before
|
|
* this function is called.
|
|
*
|
|
* RETURNS
|
|
* TRUE if successful
|
|
* FALSE if failure
|
|
*
|
|
* The set of detected events will be written to *lpdwEventMask
|
|
* ERROR_IO_PENDING will be returned the overlapped structure was passed
|
|
*
|
|
* BUGS:
|
|
* Only supports EV_RXCHAR and EV_TXEMPTY
|
|
*/
|
|
BOOL WINAPI WaitCommEvent(
|
|
HANDLE hFile, /* [in] handle of comm port to wait for */
|
|
LPDWORD lpdwEvents, /* [out] event(s) that were detected */
|
|
LPOVERLAPPED lpOverlapped) /* [in/out] for Asynchronous waiting */
|
|
{
|
|
OVERLAPPED ov;
|
|
int ret = 0;
|
|
DWORD res, err;
|
|
|
|
TRACE("(%p %p %p )\n",hFile, lpdwEvents,lpOverlapped);
|
|
|
|
if(lpOverlapped)
|
|
return COMM_WaitCommEvent(hFile, lpdwEvents, lpOverlapped);
|
|
|
|
/* if there is no overlapped structure, create our own */
|
|
ov.hEvent = CreateEventW(NULL,FALSE,FALSE,NULL);
|
|
|
|
res = COMM_WaitCommEvent(hFile, lpdwEvents, &ov);
|
|
err = GetLastError();
|
|
if (!res)
|
|
{
|
|
if (err == ERROR_IO_PENDING)
|
|
{
|
|
do
|
|
{
|
|
res = WaitForSingleObjectEx(ov.hEvent, INFINITE, FALSE);
|
|
} while (res != WAIT_OBJECT_0);
|
|
TRACE("Event met\n:");
|
|
ret = TRUE;
|
|
}
|
|
else
|
|
{
|
|
FIXME("Unknown error 0x%08lx\n", err);
|
|
ret = FALSE;
|
|
}
|
|
}
|
|
else
|
|
ret = TRUE;
|
|
CloseHandle(ov.hEvent);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetCommProperties (KERNEL32.@)
|
|
*
|
|
* This function fills in a structure with the capabilities of the
|
|
* communications port driver.
|
|
*
|
|
* RETURNS
|
|
*
|
|
* TRUE on success, FALSE on failure
|
|
* If successful, the lpCommProp structure be filled in with
|
|
* properties of the comm port.
|
|
*/
|
|
BOOL WINAPI GetCommProperties(
|
|
HANDLE hFile, /* [in] handle of the comm port */
|
|
LPCOMMPROP lpCommProp) /* [out] pointer to struct to be filled */
|
|
{
|
|
FIXME("(%p %p )\n",hFile,lpCommProp);
|
|
if(!lpCommProp)
|
|
return FALSE;
|
|
|
|
/*
|
|
* These values should be valid for LINUX's serial driver
|
|
* FIXME: Perhaps they deserve an #ifdef LINUX
|
|
*/
|
|
memset(lpCommProp,0,sizeof(COMMPROP));
|
|
lpCommProp->wPacketLength = 1;
|
|
lpCommProp->wPacketVersion = 1;
|
|
lpCommProp->dwServiceMask = SP_SERIALCOMM;
|
|
lpCommProp->dwReserved1 = 0;
|
|
lpCommProp->dwMaxTxQueue = 4096;
|
|
lpCommProp->dwMaxRxQueue = 4096;
|
|
lpCommProp->dwMaxBaud = BAUD_115200;
|
|
lpCommProp->dwProvSubType = PST_RS232;
|
|
lpCommProp->dwProvCapabilities = PCF_DTRDSR | PCF_PARITY_CHECK | PCF_RTSCTS | PCF_TOTALTIMEOUTS;
|
|
lpCommProp->dwSettableParams = SP_BAUD | SP_DATABITS | SP_HANDSHAKING |
|
|
SP_PARITY | SP_PARITY_CHECK | SP_STOPBITS ;
|
|
lpCommProp->dwSettableBaud = BAUD_075 | BAUD_110 | BAUD_134_5 | BAUD_150 |
|
|
BAUD_300 | BAUD_600 | BAUD_1200 | BAUD_1800 | BAUD_2400 | BAUD_4800 |
|
|
BAUD_9600 | BAUD_19200 | BAUD_38400 | BAUD_57600 | BAUD_115200 ;
|
|
lpCommProp->wSettableData = DATABITS_5 | DATABITS_6 | DATABITS_7 | DATABITS_8 ;
|
|
lpCommProp->wSettableStopParity = STOPBITS_10 | STOPBITS_15 | STOPBITS_20 |
|
|
PARITY_NONE | PARITY_ODD |PARITY_EVEN | PARITY_MARK | PARITY_SPACE;
|
|
lpCommProp->dwCurrentTxQueue = lpCommProp->dwMaxTxQueue;
|
|
lpCommProp->dwCurrentRxQueue = lpCommProp->dwMaxRxQueue;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* FIXME:
|
|
* The functionality of CommConfigDialogA, GetDefaultCommConfig and
|
|
* SetDefaultCommConfig is implemented in a DLL (usually SERIALUI.DLL).
|
|
* This is dependent on the type of COMM port, but since it is doubtful
|
|
* anybody will get around to implementing support for fancy serial
|
|
* ports in WINE, this is hardcoded for the time being. The name of
|
|
* this DLL should be stored in and read from the system registry in
|
|
* the hive HKEY_LOCAL_MACHINE, key
|
|
* System\\CurrentControlSet\\Services\\Class\\Ports\\????
|
|
* where ???? is the port number... that is determined by PNP
|
|
* The DLL should be loaded when the COMM port is opened, and closed
|
|
* when the COMM port is closed. - MJM 20 June 2000
|
|
***********************************************************************/
|
|
static WCHAR lpszSerialUI[] = {
|
|
's','e','r','i','a','l','u','i','.','d','l','l',0 };
|
|
|
|
|
|
/***********************************************************************
|
|
* CommConfigDialogA (KERNEL32.@)
|
|
*
|
|
* Raises a dialog that allows the user to configure a comm port.
|
|
* Fills the COMMCONFIG struct with information specified by the user.
|
|
* This function should call a similar routine in the COMM driver...
|
|
*
|
|
* RETURNS
|
|
*
|
|
* TRUE on success, FALSE on failure
|
|
* If successful, the lpCommConfig structure will contain a new
|
|
* configuration for the comm port, as specified by the user.
|
|
*
|
|
* BUGS
|
|
* The library with the CommConfigDialog code is never unloaded.
|
|
* Perhaps this should be done when the comm port is closed?
|
|
*/
|
|
BOOL WINAPI CommConfigDialogA(
|
|
LPCSTR lpszDevice, /* [in] name of communications device */
|
|
HWND hWnd, /* [in] parent window for the dialog */
|
|
LPCOMMCONFIG lpCommConfig) /* [out] pointer to struct to fill */
|
|
{
|
|
FARPROC lpfnCommDialog;
|
|
HMODULE hConfigModule;
|
|
BOOL r = FALSE;
|
|
|
|
TRACE("(%p %p %p)\n",lpszDevice, hWnd, lpCommConfig);
|
|
|
|
hConfigModule = LoadLibraryW(lpszSerialUI);
|
|
if(!hConfigModule)
|
|
return FALSE;
|
|
|
|
lpfnCommDialog = GetProcAddress(hConfigModule, "drvCommConfigDialogA");
|
|
|
|
if(lpfnCommDialog)
|
|
r = lpfnCommDialog(lpszDevice,hWnd,lpCommConfig);
|
|
|
|
FreeLibrary(hConfigModule);
|
|
|
|
return r;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CommConfigDialogW (KERNEL32.@)
|
|
*
|
|
* See CommConfigDialogA.
|
|
*/
|
|
BOOL WINAPI CommConfigDialogW(
|
|
LPCWSTR lpszDevice, /* [in] name of communications device */
|
|
HWND hWnd, /* [in] parent window for the dialog */
|
|
LPCOMMCONFIG lpCommConfig) /* [out] pointer to struct to fill */
|
|
{
|
|
FARPROC lpfnCommDialog;
|
|
HMODULE hConfigModule;
|
|
BOOL r = FALSE;
|
|
|
|
TRACE("(%p %p %p)\n",lpszDevice, hWnd, lpCommConfig);
|
|
|
|
hConfigModule = LoadLibraryW(lpszSerialUI);
|
|
if(!hConfigModule)
|
|
return FALSE;
|
|
|
|
lpfnCommDialog = GetProcAddress(hConfigModule, "drvCommConfigDialogW");
|
|
|
|
if(lpfnCommDialog)
|
|
r = lpfnCommDialog(lpszDevice,hWnd,lpCommConfig);
|
|
|
|
FreeLibrary(hConfigModule);
|
|
|
|
return r;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetCommConfig (KERNEL32.@)
|
|
*
|
|
* Fill in the COMMCONFIG structure for the comm port hFile
|
|
*
|
|
* RETURNS
|
|
*
|
|
* TRUE on success, FALSE on failure
|
|
* If successful, lpCommConfig contains the comm port configuration.
|
|
*
|
|
* BUGS
|
|
*
|
|
*/
|
|
BOOL WINAPI GetCommConfig(
|
|
HANDLE hFile, /* [in] The communications device. */
|
|
LPCOMMCONFIG lpCommConfig, /* [out] The communications configuration of the device (if it fits). */
|
|
LPDWORD lpdwSize) /* [in/out] Initially the size of the configuration buffer/structure,
|
|
afterwards the number of bytes copied to the buffer or
|
|
the needed size of the buffer. */
|
|
{
|
|
BOOL r;
|
|
|
|
TRACE("(%p %p)\n",hFile,lpCommConfig);
|
|
|
|
if(lpCommConfig == NULL)
|
|
return FALSE;
|
|
r = *lpdwSize < sizeof(COMMCONFIG); /* TRUE if not enough space */
|
|
*lpdwSize = sizeof(COMMCONFIG);
|
|
if(r)
|
|
return FALSE;
|
|
|
|
lpCommConfig->dwSize = sizeof(COMMCONFIG);
|
|
lpCommConfig->wVersion = 1;
|
|
lpCommConfig->wReserved = 0;
|
|
r = GetCommState(hFile,&lpCommConfig->dcb);
|
|
lpCommConfig->dwProviderSubType = PST_RS232;
|
|
lpCommConfig->dwProviderOffset = 0;
|
|
lpCommConfig->dwProviderSize = 0;
|
|
|
|
return r;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* SetCommConfig (KERNEL32.@)
|
|
*
|
|
* Sets the configuration of the communications device.
|
|
*
|
|
* RETURNS
|
|
*
|
|
* True on success, false if the handle was bad is not a communications device.
|
|
*/
|
|
BOOL WINAPI SetCommConfig(
|
|
HANDLE hFile, /* [in] The communications device. */
|
|
LPCOMMCONFIG lpCommConfig, /* [in] The desired configuration. */
|
|
DWORD dwSize) /* [in] size of the lpCommConfig struct */
|
|
{
|
|
TRACE("(%p %p)\n",hFile,lpCommConfig);
|
|
return SetCommState(hFile,&lpCommConfig->dcb);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* SetDefaultCommConfigA (KERNEL32.@)
|
|
*
|
|
* Initializes the default configuration for the specified communication
|
|
* device. (ascii)
|
|
*
|
|
* RETURNS
|
|
*
|
|
* True if the device was found and the defaults set, false otherwise
|
|
*/
|
|
BOOL WINAPI SetDefaultCommConfigW(
|
|
LPCWSTR lpszDevice, /* [in] The ascii name of the device targeted for configuration. */
|
|
LPCOMMCONFIG lpCommConfig, /* [in] The default configuration for the device. */
|
|
DWORD dwSize) /* [in] The number of bytes in the configuration structure. */
|
|
{
|
|
FARPROC lpfnSetDefaultCommConfig;
|
|
HMODULE hConfigModule;
|
|
BOOL r = FALSE;
|
|
|
|
TRACE("(%p %p %lx)\n",lpszDevice, lpCommConfig, dwSize);
|
|
|
|
hConfigModule = LoadLibraryW(lpszSerialUI);
|
|
if(!hConfigModule)
|
|
return r;
|
|
|
|
lpfnSetDefaultCommConfig = GetProcAddress(hConfigModule, "drvSetDefaultCommConfigW");
|
|
if (lpfnSetDefaultCommConfig)
|
|
r = lpfnSetDefaultCommConfig(lpszDevice, lpCommConfig, dwSize);
|
|
|
|
FreeLibrary(hConfigModule);
|
|
|
|
return r;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetDefaultCommConfigW (KERNEL32.@)
|
|
*
|
|
* Initializes the default configuration for the specified
|
|
* communication device. (unicode)
|
|
*
|
|
* RETURNS
|
|
*
|
|
*/
|
|
BOOL WINAPI SetDefaultCommConfigA(
|
|
LPCSTR lpszDevice, /* [in] The unicode name of the device targeted for configuration. */
|
|
LPCOMMCONFIG lpCommConfig, /* [in] The default configuration for the device. */
|
|
DWORD dwSize) /* [in] The number of bytes in the configuration structure. */
|
|
{
|
|
BOOL r;
|
|
LPWSTR lpDeviceW = NULL;
|
|
DWORD len;
|
|
|
|
TRACE("(%s %p %lx)\n",debugstr_a(lpszDevice),lpCommConfig,dwSize);
|
|
|
|
if (lpszDevice)
|
|
{
|
|
len = MultiByteToWideChar( CP_ACP, 0, lpszDevice, -1, NULL, 0 );
|
|
lpDeviceW = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) );
|
|
MultiByteToWideChar( CP_ACP, 0, lpszDevice, -1, lpDeviceW, len );
|
|
}
|
|
r = SetDefaultCommConfigW(lpDeviceW,lpCommConfig,dwSize);
|
|
HeapFree( GetProcessHeap(), 0, lpDeviceW );
|
|
return r;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetDefaultCommConfigW (KERNEL32.@)
|
|
*
|
|
* Acquires the default configuration of the specified communication device. (unicode)
|
|
*
|
|
* RETURNS
|
|
*
|
|
* True on successful reading of the default configuration,
|
|
* if the device is not found or the buffer is too small.
|
|
*/
|
|
BOOL WINAPI GetDefaultCommConfigW(
|
|
LPCWSTR lpszName, /* [in] The unicode name of the device targeted for configuration. */
|
|
LPCOMMCONFIG lpCC, /* [out] The default configuration for the device. */
|
|
LPDWORD lpdwSize) /* [in/out] Initially the size of the default configuration buffer,
|
|
afterwards the number of bytes copied to the buffer or
|
|
the needed size of the buffer. */
|
|
{
|
|
LPDCB lpdcb = &(lpCC->dcb);
|
|
WCHAR temp[40];
|
|
static const WCHAR comW[] = {'C','O','M',0};
|
|
static const WCHAR formatW[] = {'C','O','M','%','c',':','3','8','4','0','0',',','n',',','8',',','1',0};
|
|
|
|
if (strncmpiW(lpszName,comW,3)) {
|
|
ERR("not implemented for <%s>\n", debugstr_w(lpszName));
|
|
return FALSE;
|
|
}
|
|
|
|
TRACE("(%s %p %ld)\n", debugstr_w(lpszName), lpCC, *lpdwSize );
|
|
if (*lpdwSize < sizeof(COMMCONFIG)) {
|
|
*lpdwSize = sizeof(COMMCONFIG);
|
|
return FALSE;
|
|
}
|
|
|
|
*lpdwSize = sizeof(COMMCONFIG);
|
|
|
|
lpCC->dwSize = sizeof(COMMCONFIG);
|
|
lpCC->wVersion = 1;
|
|
lpCC->dwProviderSubType = PST_RS232;
|
|
lpCC->dwProviderOffset = 0L;
|
|
lpCC->dwProviderSize = 0L;
|
|
|
|
sprintfW( temp, formatW, lpszName[3]);
|
|
FIXME("setting %s as default\n", debugstr_w(temp));
|
|
|
|
return BuildCommDCBW( temp, lpdcb);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* GetDefaultCommConfigA (KERNEL32.@)
|
|
*
|
|
* Acquires the default configuration of the specified communication device. (ascii)
|
|
*
|
|
* RETURNS
|
|
*
|
|
* True on successful reading of the default configuration,
|
|
* if the device is not found or the buffer is too small.
|
|
*/
|
|
BOOL WINAPI GetDefaultCommConfigA(
|
|
LPCSTR lpszName, /* [in] The ascii name of the device targeted for configuration. */
|
|
LPCOMMCONFIG lpCC, /* [out] The default configuration for the device. */
|
|
LPDWORD lpdwSize) /* [in/out] Initially the size of the default configuration buffer,
|
|
afterwards the number of bytes copied to the buffer or
|
|
the needed size of the buffer. */
|
|
{
|
|
BOOL ret = FALSE;
|
|
UNICODE_STRING lpszNameW;
|
|
|
|
TRACE("(%s,%p,%ld)\n",lpszName,lpCC,*lpdwSize);
|
|
if(lpszName) RtlCreateUnicodeStringFromAsciiz(&lpszNameW,lpszName);
|
|
else lpszNameW.Buffer = NULL;
|
|
|
|
if(lpszNameW.Buffer) ret = GetDefaultCommConfigW(lpszNameW.Buffer,lpCC,lpdwSize);
|
|
|
|
RtlFreeUnicodeString(&lpszNameW);
|
|
return ret;
|
|
}
|