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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/rresvport.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/rresvport.c')
-rw-r--r-- | src/lib/libc/net/rresvport.c | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/src/lib/libc/net/rresvport.c b/src/lib/libc/net/rresvport.c deleted file mode 100644 index 72c27c3a3f..0000000000 --- a/src/lib/libc/net/rresvport.c +++ /dev/null | |||
@@ -1,107 +0,0 @@ | |||
1 | /* $OpenBSD: rresvport.c,v 1.12 2019/06/28 13:32:42 deraadt Exp $ */ | ||
2 | /* | ||
3 | * Copyright (c) 1995, 1996, 1998 Theo de Raadt. All rights reserved. | ||
4 | * Copyright (c) 1983, 1993, 1994 | ||
5 | * The Regents of the University of California. All rights reserved. | ||
6 | * | ||
7 | * Redistribution and use in source and binary forms, with or without | ||
8 | * modification, are permitted provided that the following conditions | ||
9 | * are met: | ||
10 | * 1. Redistributions of source code must retain the above copyright | ||
11 | * notice, this list of conditions and the following disclaimer. | ||
12 | * 2. Redistributions in binary form must reproduce the above copyright | ||
13 | * notice, this list of conditions and the following disclaimer in the | ||
14 | * documentation and/or other materials provided with the distribution. | ||
15 | * 3. Neither the name of the University nor the names of its contributors | ||
16 | * may be used to endorse or promote products derived from this software | ||
17 | * without specific prior written permission. | ||
18 | * | ||
19 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | ||
20 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | ||
23 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | ||
24 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | ||
25 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
26 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | ||
27 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | ||
28 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | ||
29 | * SUCH DAMAGE. | ||
30 | */ | ||
31 | |||
32 | #include <sys/socket.h> | ||
33 | #include <sys/stat.h> | ||
34 | |||
35 | #include <netinet/in.h> | ||
36 | #include <arpa/inet.h> | ||
37 | |||
38 | #include <signal.h> | ||
39 | #include <fcntl.h> | ||
40 | #include <netdb.h> | ||
41 | #include <unistd.h> | ||
42 | #include <pwd.h> | ||
43 | #include <errno.h> | ||
44 | #include <stdio.h> | ||
45 | #include <ctype.h> | ||
46 | #include <string.h> | ||
47 | #include <syslog.h> | ||
48 | #include <stdlib.h> | ||
49 | #include <netgroup.h> | ||
50 | |||
51 | int | ||
52 | rresvport(int *alport) | ||
53 | { | ||
54 | return rresvport_af(alport, AF_INET); | ||
55 | } | ||
56 | |||
57 | |||
58 | int | ||
59 | rresvport_af(int *alport, int af) | ||
60 | { | ||
61 | struct sockaddr_storage ss; | ||
62 | struct sockaddr *sa; | ||
63 | u_int16_t *portp; | ||
64 | int s; | ||
65 | |||
66 | bzero(&ss, sizeof ss); | ||
67 | sa = (struct sockaddr *)&ss; | ||
68 | |||
69 | switch (af) { | ||
70 | case AF_INET: | ||
71 | sa->sa_len = sizeof(struct sockaddr_in); | ||
72 | portp = &((struct sockaddr_in *)sa)->sin_port; | ||
73 | break; | ||
74 | case AF_INET6: | ||
75 | sa->sa_len = sizeof(struct sockaddr_in6); | ||
76 | portp = &((struct sockaddr_in6 *)sa)->sin6_port; | ||
77 | break; | ||
78 | default: | ||
79 | errno = EPFNOSUPPORT; | ||
80 | return (-1); | ||
81 | } | ||
82 | sa->sa_family = af; | ||
83 | |||
84 | s = socket(af, SOCK_STREAM, 0); | ||
85 | if (s == -1) | ||
86 | return (-1); | ||
87 | |||
88 | *portp = htons(*alport); | ||
89 | if (*alport < IPPORT_RESERVED - 1) { | ||
90 | if (bind(s, sa, sa->sa_len) != -1) | ||
91 | return (s); | ||
92 | if (errno != EADDRINUSE) { | ||
93 | (void)close(s); | ||
94 | return (-1); | ||
95 | } | ||
96 | } | ||
97 | |||
98 | *portp = 0; | ||
99 | sa->sa_family = af; | ||
100 | if (bindresvport_sa(s, sa) == -1) { | ||
101 | (void)close(s); | ||
102 | return (-1); | ||
103 | } | ||
104 | *alport = ntohs(*portp); | ||
105 | return (s); | ||
106 | } | ||
107 | DEF_WEAK(rresvport_af); | ||