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- /* Copyright (C) 1992 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If
- not, write to the Free Software Foundation, Inc., 675 Mass Ave,
- Cambridge, MA 02139, USA. */
-
- #include <ansidecl.h>
- #include <errno.h>
- #include <sys/socket.h>
- #include <hurd.h>
-
- /* Create two new sockets, of type TYPE in domain DOMAIN and using
- protocol PROTOCOL, which are connected to each other, and put file
- descriptors for them in FDS[0] and FDS[1]. If PROTOCOL is zero,
- one will be chosen automatically. Returns 0 on success, -1 for errors. */
- int
- DEFUN(socketpair, (domain, type, protocol, fds),
- int domain AND enum __socket_type type AND int protocol AND int fds[2])
- {
- error_t err;
- int d1, d2;
-
- d1 = socket (domain, type, protocol);
- if (d1 < 0)
- return -1;
- d2 = socket (domain, type, protocol);
- if (d2 < 0)
- {
- err = errno;
- (void) close (d1);
- return __hurd_fail (err);
- }
-
- if (err = _HURD_DPORT_USE
- (d1,
- ({ socket_t sock1 = port;
- _HURD_DPORT_USE (d2, __socket_connect2 (sock1, port)) })))
- {
- close (d1);
- close (d2);
- return __hurd_dfail (fd, err);
- }
-
- fds[0] = d1;
- fds[2] = d2;
- return 0;
- }
-