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glibc  2.9
shutdown.c
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00001 /* Copyright (C) 1992, 1994, 1997 Free Software Foundation, Inc.
00002    This file is part of the GNU C Library.
00003 
00004    The GNU C Library is free software; you can redistribute it and/or
00005    modify it under the terms of the GNU Lesser General Public
00006    License as published by the Free Software Foundation; either
00007    version 2.1 of the License, or (at your option) any later version.
00008 
00009    The GNU C Library is distributed in the hope that it will be useful,
00010    but WITHOUT ANY WARRANTY; without even the implied warranty of
00011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012    Lesser General Public License for more details.
00013 
00014    You should have received a copy of the GNU Lesser General Public
00015    License along with the GNU C Library; if not, write to the Free
00016    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00017    02111-1307 USA.  */
00018 
00019 #include <errno.h>
00020 #include <sys/socket.h>
00021 #include <hurd.h>
00022 #include <hurd/socket.h>
00023 #include <hurd/fd.h>
00024 
00025 /* Shut down all or part of the connection open on socket FD.
00026    HOW determines what to shut down:
00027      0 = No more receptions;
00028      1 = No more transmissions;
00029      2 = No more receptions or transmissions.
00030    Returns 0 on success, -1 for errors.  */
00031 /* XXX should be __shutdown ? */
00032 int
00033 shutdown (fd, how)
00034      int fd;
00035      int how;
00036 {
00037   error_t err = HURD_DPORT_USE (fd, __socket_shutdown (port, how));
00038   if (err)
00039     return __hurd_dfail (fd, err);
00040   return 0;
00041 }