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04277e02 | 1 | /* Copyright (C) 1992-2019 Free Software Foundation, Inc. |
ebbad4cc | 2 | This file is part of the GNU C Library. |
28f540f4 | 3 | |
ebbad4cc | 4 | The GNU C Library is free software; you can redistribute it and/or |
41bdb6e2 AJ |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
28f540f4 | 8 | |
ebbad4cc UD |
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 | |
41bdb6e2 | 12 | Lesser General Public License for more details. |
28f540f4 | 13 | |
41bdb6e2 | 14 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
15 | License along with the GNU C Library; if not, see |
16 | <http://www.gnu.org/licenses/>. */ | |
28f540f4 | 17 | |
28f540f4 RM |
18 | #include <errno.h> |
19 | #include <sys/socket.h> | |
20 | #include <hurd.h> | |
21 | #include <hurd/socket.h> | |
22 | #include <hurd/fd.h> | |
23 | #include <fcntl.h> | |
60088242 | 24 | #include <fcntl-internal.h> |
28f540f4 RM |
25 | |
26 | /* Create a new socket of type TYPE in domain DOMAIN, using | |
27 | protocol PROTOCOL. If PROTOCOL is zero, one is chosen automatically. | |
28 | Returns a file descriptor for the new socket, or -1 for errors. */ | |
29 | int | |
bd2260a2 | 30 | __socket (int domain, int type, int protocol) |
28f540f4 RM |
31 | { |
32 | error_t err; | |
33 | socket_t sock, server; | |
60088242 TS |
34 | int flags = sock_to_o_flags (type & ~SOCK_TYPE_MASK); |
35 | type &= SOCK_TYPE_MASK; | |
36 | ||
37 | if (flags & ~(O_CLOEXEC | O_NONBLOCK)) | |
38 | return __hurd_fail (EINVAL); | |
28f540f4 RM |
39 | |
40 | /* Find the socket server for DOMAIN. */ | |
41 | server = _hurd_socket_server (domain, 0); | |
42 | if (server == MACH_PORT_NULL) | |
43 | return -1; | |
44 | ||
45 | err = __socket_create (server, type, protocol, &sock); | |
584de3b9 TBB |
46 | if (err == MACH_SEND_INVALID_DEST || err == MIG_SERVER_DIED |
47 | || err == MIG_BAD_ID || err == EOPNOTSUPP) | |
28f540f4 RM |
48 | { |
49 | /* On the first use of the socket server during the operation, | |
50 | allow for the old server port dying. */ | |
51 | server = _hurd_socket_server (domain, 1); | |
52 | if (server == MACH_PORT_NULL) | |
53 | return -1; | |
54 | err = __socket_create (server, type, protocol, &sock); | |
55 | } | |
56 | ||
a057e7dc TBB |
57 | /* These errors all mean that the server node doesn't support the |
58 | socket.defs protocol, which we'll take to mean that the protocol | |
59 | isn't supported. */ | |
60 | if (err == MACH_SEND_INVALID_DEST || err == MIG_SERVER_DIED | |
61 | || err == MIG_BAD_ID || err == EOPNOTSUPP) | |
81c0c964 | 62 | err = EAFNOSUPPORT; |
a057e7dc | 63 | |
60088242 TS |
64 | if (! err) |
65 | { | |
66 | if (flags & O_NONBLOCK) | |
67 | err = __io_set_some_openmodes (sock, O_NONBLOCK); | |
68 | /* TODO: do we need special ERR massaging after the previous call? */ | |
69 | } | |
70 | ||
28f540f4 RM |
71 | if (err) |
72 | return __hurd_fail (err); | |
73 | ||
60088242 | 74 | return _hurd_intern_fd (sock, O_IGNORE_CTTY | flags, 1); |
28f540f4 | 75 | } |
7ba4fcfc | 76 | |
0595c984 | 77 | libc_hidden_def (__socket) |
7ba4fcfc | 78 | weak_alias (__socket, socket) |