1 /* Copyright (C) 1992, 1994, 1995 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Library General Public License as
6 published by the Free Software Foundation; either version 2 of the
7 License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Library General Public License for more details.
14 You should have received a copy of the GNU Library General Public
15 License along with the GNU C Library; see the file COPYING.LIB. If
16 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
17 Cambridge, MA 02139, USA. */
21 #include <sys/socket.h>
24 #include <hurd/socket.h>
25 #include <hurd/paths.h>
28 #include <hurd/ifsock.h>
32 /* Give the socket FD the local address ADDR (which is LEN bytes long). */
34 DEFUN(bind
, (fd
, addr
, len
),
35 int fd AND
struct sockaddr
*addr AND
size_t len
)
40 if (addr
->sa_family
== AF_LOCAL
)
42 /* For the local domain, we must create a node in the filesystem
43 using the ifsock translator and then fetch the address from it. */
44 struct sockaddr_un
*unaddr
= (struct sockaddr_un
*) addr
;
46 char name
[len
- offsetof (struct sockaddr_un
, sun_path
)], *n
;
47 strncpy (name
, unaddr
->sun_path
, sizeof name
);
48 dir
= __file_name_split (name
, &n
);
49 if (dir
== MACH_PORT_NULL
)
52 /* Create a new, unlinked node in the target directory. */
53 err
= __dir_mkfile (dir
, O_CREAT
, 0666 & ~_hurd_umask
, &node
);
58 /* Set the node's translator to make it a local-domain socket. */
59 err
= __file_set_translator (node
,
60 FS_TRANS_EXCL
| FS_TRANS_SET
,
61 FS_TRANS_EXCL
| FS_TRANS_SET
, 0,
62 _HURD_IFSOCK
, sizeof _HURD_IFSOCK
,
64 MACH_MSG_TYPE_COPY_SEND
);
66 /* Link the node, now a socket, into the target directory. */
67 err
= __dir_link (node
, dir
, n
);
68 __mach_port_deallocate (__mach_task_self (), node
);
71 /* Get a port to the ifsock translator. */
72 ifsock
= __file_name_lookup_under (dir
, n
, 0, 0);
73 if (ifsock
== MACH_PORT_NULL
)
76 /* If we failed, get rid of the node we created. */
77 __dir_unlink (dir
, n
);
81 /* Get the address port. */
82 err
= __ifsock_getsockaddr (ifsock
, &aport
);
83 __mach_port_deallocate (__mach_task_self (), ifsock
);
85 __mach_port_deallocate (__mach_task_self (), dir
);
88 return __hurd_fail (err
);
93 err
= HURD_DPORT_USE (fd
,
96 err
= __socket_create_address (port
,
102 err
= __socket_bind (port
, aport
);
103 __mach_port_deallocate (__mach_task_self (),
109 return err
? __hurd_dfail (fd
, err
) : 0;