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30a4f2a8 | 1 | /* |
262a0e14 | 2 | * $Id$ |
30a4f2a8 | 3 | * |
26ac0430 | 4 | * DEBUG: |
30a4f2a8 | 5 | * AUTHOR: Harvest Derived |
6 | * | |
2b6662ba | 7 | * SQUID Web Proxy Cache http://www.squid-cache.org/ |
e25c139f | 8 | * ---------------------------------------------------------- |
30a4f2a8 | 9 | * |
2b6662ba | 10 | * Squid is the result of efforts by numerous individuals from |
11 | * the Internet community; see the CONTRIBUTORS file for full | |
12 | * details. Many organizations have provided support for Squid's | |
13 | * development; see the SPONSORS file for full details. Squid is | |
14 | * Copyrighted (C) 2001 by the Regents of the University of | |
15 | * California; see the COPYRIGHT file for full details. Squid | |
16 | * incorporates software developed and/or copyrighted by other | |
17 | * sources; see the CREDITS file for full details. | |
30a4f2a8 | 18 | * |
19 | * This program is free software; you can redistribute it and/or modify | |
20 | * it under the terms of the GNU General Public License as published by | |
21 | * the Free Software Foundation; either version 2 of the License, or | |
22 | * (at your option) any later version. | |
26ac0430 | 23 | * |
30a4f2a8 | 24 | * This program is distributed in the hope that it will be useful, |
25 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
26 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
27 | * GNU General Public License for more details. | |
26ac0430 | 28 | * |
30a4f2a8 | 29 | * You should have received a copy of the GNU General Public License |
30 | * along with this program; if not, write to the Free Software | |
cbdec147 | 31 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. |
e25c139f | 32 | * |
30a4f2a8 | 33 | */ |
75072239 | 34 | #include "config.h" |
e1f7507e | 35 | #include "getfullhostname.h" |
0d94e9fe | 36 | |
e1f7507e AJ |
37 | |
38 | #if HAVE_UNISTD_H | |
39 | /* for gethostname() function */ | |
40 | #include <unistd.h> | |
41 | #endif | |
489520a9 | 42 | #if HAVE_NETDB_H |
e1f7507e | 43 | /* for gethostbyname() */ |
090089c4 | 44 | #include <netdb.h> |
30a4f2a8 | 45 | #endif |
090089c4 | 46 | |
e1f7507e AJ |
47 | /* for RFC 2181 constants */ |
48 | #include "rfc2181.h" | |
49 | ||
489520a9 | 50 | /* for xstrncpy() - may need breaking out of there. */ |
30a4f2a8 | 51 | #include "util.h" |
090089c4 | 52 | |
e1f7507e AJ |
53 | /** |
54 | \retval NULL An error occured. | |
55 | \retval * The fully qualified name (FQDN) of the current host. | |
56 | * Pointer is only valid until the next call to the gethost*() functions. | |
57 | * | |
58 | \todo Make this a squid String result so the duration limit is flexible. | |
090089c4 | 59 | */ |
0ee4272b | 60 | const char * |
0673c0ba | 61 | getfullhostname(void) |
090089c4 | 62 | { |
0ee4272b | 63 | const struct hostent *hp = NULL; |
e1f7507e | 64 | static char buf[RFC2181_MAXHOSTNAMELEN + 1]; |
090089c4 | 65 | |
e1f7507e | 66 | if (gethostname(buf, RFC2181_MAXHOSTNAMELEN) < 0) |
26ac0430 | 67 | return NULL; |
27bc2077 | 68 | /** \todo convert this to a getaddrinfo() call */ |
3b678c10 | 69 | if ((hp = gethostbyname(buf)) != NULL) |
26ac0430 | 70 | xstrncpy(buf, hp->h_name, RFC2181_MAXHOSTNAMELEN); |
3b678c10 | 71 | return buf; |
090089c4 | 72 | } |