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Implementation of EV_RXFLAG.

This commit is contained in:
Ove Kaaven 1999-06-12 06:43:48 +00:00 committed by Alexandre Julliard
parent b38e1decb8
commit a88444e1b3
2 changed files with 16 additions and 5 deletions
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1
include/comm.h
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@ -9,6 +9,7 @@ struct DosDeviceStruct {
int suspended;
int unget,xmit;
int baudrate;
int evtchar;
/* events */
int commerror, eventmask;
/* buffers */

20
misc/comm.c
View File

@ -246,15 +246,20 @@ static void comm_notification(int fd,void*private)
if (!bleft) {
ptr->commerror = CE_RXOVER;
} else {
ptr->ibuf_head += len;
if (ptr->ibuf_head >= ptr->ibuf_size)
ptr->ibuf_head = 0;
/* flag event */
/* check for events */
if ((ptr->eventmask & EV_RXFLAG) &&
memchr(ptr->inbuf + ptr->ibuf_head, ptr->evtchar, bleft)) {
*(WORD*)(unknown[cid]) |= EV_RXFLAG;
mask |= CN_EVENT;
}
if (ptr->eventmask & EV_RXCHAR) {
*(WORD*)(unknown[cid]) |= EV_RXCHAR;
mask |= CN_EVENT;
}
/* FIXME: check for event character (EV_RXFLAG) */
/* advance buffer position */
ptr->ibuf_head += len;
if (ptr->ibuf_head >= ptr->ibuf_size)
ptr->ibuf_head = 0;
}
}
} while (len > 0);
@ -426,6 +431,7 @@ INT16 WINAPI OpenComm16(LPCSTR device,UINT16 cbInQueue,UINT16 cbOutQueue)
COM[port].fd = fd;
COM[port].commerror = 0;
COM[port].eventmask = 0;
COM[port].evtchar = 0; /* FIXME: default? */
/* save terminal state */
tcgetattr(fd,&m_stat[port]);
/* set default parameters */
@ -974,6 +980,8 @@ INT16 WINAPI SetCommState16(LPDCB16 lpdcb)
else
port.c_iflag &= ~IXOFF;
ptr->evtchar = lpdcb->EvtChar;
if (tcsetattr(ptr->fd, TCSADRAIN, &port) == -1) {
ptr->commerror = WinError();
return FALSE;
@ -1116,6 +1124,8 @@ INT16 WINAPI GetCommState16(INT16 cid, LPDCB16 lpdcb)
lpdcb->XonLim = 10;
lpdcb->XoffLim = 10;
lpdcb->EvtChar = ptr->evtchar;
ptr->commerror = 0;
return 0;
}