103 lines
3.1 KiB
C
103 lines
3.1 KiB
C
/*
|
|
* $Id: xfstrans.c,v 1.3 2009/10/10 10:12:49 matthieu Exp $
|
|
*
|
|
* Copyright © 2003 Keith Packard
|
|
*
|
|
* Permission to use, copy, modify, distribute, and sell this software and its
|
|
* documentation for any purpose is hereby granted without fee, provided that
|
|
* the above copyright notice appear in all copies and that both that
|
|
* copyright notice and this permission notice appear in supporting
|
|
* documentation, and that the name of Keith Packard not be used in
|
|
* advertising or publicity pertaining to distribution of the software without
|
|
* specific, written prior permission. Keith Packard makes no
|
|
* representations about the suitability of this software for any purpose. It
|
|
* is provided "as is" without express or implied warranty.
|
|
*
|
|
* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
|
|
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
|
|
* EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
|
|
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
|
|
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
|
|
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
|
|
* PERFORMANCE OF THIS SOFTWARE.
|
|
*/
|
|
|
|
#include <xfs-config.h>
|
|
|
|
#define FONT_t 1
|
|
#define TRANS_REOPEN 1
|
|
#define TRANS_SERVER 1
|
|
|
|
#include <X11/Xtrans/transport.c>
|
|
|
|
#ifdef XFS_INETD
|
|
/* xfs special handling for listen socket passed from inetd */
|
|
#include "misc.h"
|
|
|
|
OldListenRec *
|
|
TRANS(GetInetdListenInfo) (int fd)
|
|
{
|
|
char *port = "0";
|
|
XtransConnInfo inetdCI;
|
|
OldListenRec *old_listen;
|
|
int portnum;
|
|
|
|
/* Create a XtransConnInfo struct for this connection */
|
|
inetdCI = TRANS(ReopenCOTSServer)(TRANS_SOCKET_TCP_INDEX, fd, port);
|
|
|
|
/* Fill in correct address/portnum */
|
|
TRANS(SocketINETGetAddr)(inetdCI);
|
|
#ifdef AF_INET6
|
|
if ( ((struct sockaddr *)(inetdCI->addr))->sa_family == AF_INET6 )
|
|
portnum = ntohs(((struct sockaddr_in6 *)(inetdCI->addr))->sin6_port);
|
|
else
|
|
#endif
|
|
portnum = ntohs(((struct sockaddr_in *)(inetdCI->addr))->sin_port);
|
|
inetdCI->port = xalloc(6); /* Base 10 integer <= 65535 + trailing NUL */
|
|
snprintf(inetdCI->port, 6, "%d", portnum);
|
|
|
|
/* Do the socket setup that xtrans normally takes care of in
|
|
* TRANS(SocketOpen) && TRANS(SocketCreateListener)
|
|
*/
|
|
{
|
|
/*
|
|
* turn off TCP coalescence for INET sockets
|
|
*/
|
|
|
|
int tmp = 1;
|
|
setsockopt (fd, IPPROTO_TCP, TCP_NODELAY,
|
|
(char *) &tmp, sizeof (int));
|
|
}
|
|
#ifdef SO_DONTLINGER
|
|
setsockopt (fd, SOL_SOCKET, SO_DONTLINGER, NULL, 0);
|
|
#else
|
|
# ifdef SO_LINGER
|
|
{
|
|
static int linger[2] = { 0, 0 };
|
|
setsockopt (fd, SOL_SOCKET, SO_LINGER,
|
|
(char *) linger, sizeof (linger));
|
|
}
|
|
# endif
|
|
#endif
|
|
|
|
if (listen (fd, BACKLOG) < 0)
|
|
{
|
|
FatalError("listen() failed on inetd socket: %s\n",
|
|
strerror(errno));
|
|
}
|
|
|
|
/* Pass the inetd socket back through the connection setup code
|
|
* the same way as a cloned listening port
|
|
*/
|
|
old_listen = malloc (sizeof (OldListenRec));
|
|
if (old_listen != NULL) {
|
|
TRANS(GetReopenInfo)(inetdCI, &(old_listen->trans_id),
|
|
&(old_listen->fd), &port);
|
|
|
|
old_listen->portnum = portnum;
|
|
}
|
|
|
|
return old_listen;
|
|
}
|
|
#endif /* XFS_INETD */
|