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rdpdr_add_fds: Corrected patch that prevents adding invalid FDs to the

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select FD sets.


git-svn-id: svn://svn.code.sf.net/p/rdesktop/code/trunk/rdesktop@672 423420c4-83ab-492f-b58f-81f9feb106b5
This commit is contained in:
Peter Åstrand 2004-04-19 08:24:54 +00:00
parent ac166d9439
commit 2df54194b1
1 changed files with 17 additions and 4 deletions
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19
rdpdr.c
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@ -814,14 +814,21 @@ rdpdr_add_fds(int *n, fd_set * rfds, fd_set * wfds, struct timeval *tv, BOOL * t
iorq = g_iorequest;
while (iorq != NULL)
{
/* We need to test that the fd is still valid */
if ((iorq->fd != 0) && (read(iorq->fd, &c, 0) == 0))
if (iorq->fd != 0)
{
switch (iorq->major)
{
case IRP_MJ_READ:
/* Is this FD valid? FDs will
be invalid when
reconnecting. FIXME: Real
support for reconnects. */
if (read(iorq->fd, &c, 0) != 0)
break;
FD_SET(iorq->fd, rfds);
*n = MAX(*n, iorq->fd);
// Check if io request timeout is smaller than current (but not 0).
if (iorq->timeout
@ -835,14 +842,20 @@ rdpdr_add_fds(int *n, fd_set * rfds, fd_set * wfds, struct timeval *tv, BOOL * t
tv->tv_usec = (select_timeout % 1000) * 1000;
*timeout = True;
}
break;
case IRP_MJ_WRITE:
/* FD still valid? See above. */
if (write(iorq->fd, &c, 0) != 0)
break;
FD_SET(iorq->fd, wfds);
*n = MAX(*n, iorq->fd);
break;
}
*n = MAX(*n, iorq->fd);
}
iorq = iorq->next;