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author | cvs2svn <admin@example.com> | 2025-04-14 17:32:06 +0000 |
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committer | cvs2svn <admin@example.com> | 2025-04-14 17:32:06 +0000 |
commit | eb8dd9dca1228af0cd132f515509051ecfabf6f6 (patch) | |
tree | edb6da6af7e865d488dc1a29309f1e1ec226e603 /src/lib/libc/net/if_nametoindex.c | |
parent | 247f0352e0ed72a4f476db9dc91f4d982bc83eb2 (diff) | |
download | openbsd-tb_20250414.tar.gz openbsd-tb_20250414.tar.bz2 openbsd-tb_20250414.zip |
This commit was manufactured by cvs2git to create tag 'tb_20250414'.tb_20250414
Diffstat (limited to 'src/lib/libc/net/if_nametoindex.c')
-rw-r--r-- | src/lib/libc/net/if_nametoindex.c | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/src/lib/libc/net/if_nametoindex.c b/src/lib/libc/net/if_nametoindex.c deleted file mode 100644 index 7a4492e37d..0000000000 --- a/src/lib/libc/net/if_nametoindex.c +++ /dev/null | |||
@@ -1,77 +0,0 @@ | |||
1 | /* $OpenBSD: if_nametoindex.c,v 1.10 2015/10/23 13:09:19 claudio Exp $ */ | ||
2 | /* $KAME: if_nametoindex.c,v 1.5 2000/11/24 08:04:40 itojun Exp $ */ | ||
3 | |||
4 | /*- | ||
5 | * Copyright (c) 2015 Claudio Jeker <claudio@openbsd.org> | ||
6 | * Copyright (c) 1997, 2000 | ||
7 | * Berkeley Software Design, Inc. All rights reserved. | ||
8 | * | ||
9 | * Redistribution and use in source and binary forms, with or without | ||
10 | * modification, are permitted provided that the following conditions | ||
11 | * are met: | ||
12 | * 1. Redistributions of source code must retain the above copyright | ||
13 | * notice, this list of conditions and the following disclaimer. | ||
14 | * | ||
15 | * THIS SOFTWARE IS PROVIDED BY Berkeley Software Design, Inc. ``AS IS'' AND | ||
16 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
17 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
18 | * ARE DISCLAIMED. IN NO EVENT SHALL Berkeley Software Design, Inc. BE LIABLE | ||
19 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | ||
20 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | ||
21 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
22 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | ||
23 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | ||
24 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | ||
25 | * SUCH DAMAGE. | ||
26 | * | ||
27 | * BSDI Id: if_nametoindex.c,v 2.3 2000/04/17 22:38:05 dab Exp | ||
28 | */ | ||
29 | |||
30 | #include <sys/types.h> | ||
31 | #include <sys/socket.h> | ||
32 | #include <net/if.h> | ||
33 | #include <stdlib.h> | ||
34 | #include <string.h> | ||
35 | #include <errno.h> | ||
36 | |||
37 | /* | ||
38 | * From RFC 2553: | ||
39 | * | ||
40 | * 4.1 Name-to-Index | ||
41 | * | ||
42 | * | ||
43 | * The first function maps an interface name into its corresponding | ||
44 | * index. | ||
45 | * | ||
46 | * #include <net/if.h> | ||
47 | * | ||
48 | * unsigned int if_nametoindex(const char *ifname); | ||
49 | * | ||
50 | * If the specified interface name does not exist, the return value is | ||
51 | * 0, and errno is set to ENXIO. If there was a system error (such as | ||
52 | * running out of memory), the return value is 0 and errno is set to the | ||
53 | * proper value (e.g., ENOMEM). | ||
54 | */ | ||
55 | |||
56 | unsigned int | ||
57 | if_nametoindex(const char *ifname) | ||
58 | { | ||
59 | struct if_nameindex *ifni, *ifni2; | ||
60 | unsigned int index; | ||
61 | |||
62 | if ((ifni = if_nameindex()) == NULL) | ||
63 | return(0); | ||
64 | |||
65 | for (ifni2 = ifni; ifni2->if_index != 0; ifni2++) { | ||
66 | if (strcmp(ifni2->if_name, ifname) == 0) { | ||
67 | index = ifni2->if_index; | ||
68 | if_freenameindex(ifni); | ||
69 | return index; | ||
70 | } | ||
71 | } | ||
72 | |||
73 | if_freenameindex(ifni); | ||
74 | errno = ENXIO; | ||
75 | return 0; | ||
76 | } | ||
77 | DEF_WEAK(if_nametoindex); | ||