/[jscoverage]/trunk/http-host.c
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Annotation of /trunk/http-host.c

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Revision 116 - (hide annotations)
Sat May 31 21:42:36 2008 UTC (11 years, 6 months ago) by siliconforks
File MIME type: text/plain
File size: 1493 byte(s)
Add jscoverage-server.

1 siliconforks 116 /*
2     http-host.c - thread-safe host lookup
3     Copyright (C) 2008 siliconforks.com
4    
5     This program is free software; you can redistribute it and/or modify
6     it under the terms of the GNU General Public License as published by
7     the Free Software Foundation; either version 2 of the License, or
8     (at your option) any later version.
9    
10     This program is distributed in the hope that it will be useful,
11     but WITHOUT ANY WARRANTY; without even the implied warranty of
12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13     GNU General Public License for more details.
14    
15     You should have received a copy of the GNU General Public License along
16     with this program; if not, write to the Free Software Foundation, Inc.,
17     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18     */
19    
20     #include <config.h>
21    
22     #include "http-server.h"
23    
24     #include <errno.h>
25     #include <netdb.h>
26    
27     #include "util.h"
28    
29     int xgethostbyname(const char * host, struct in_addr * a) {
30     struct hostent h;
31     struct hostent * p;
32     char * buffer;
33     size_t buffer_size;
34     int error;
35     int result;
36    
37     buffer_size = 1024;
38     buffer = xmalloc(buffer_size);
39     while ((result = gethostbyname_r(host, &h, buffer, buffer_size, &p, &error)) == ERANGE) {
40     buffer_size = mulst(buffer_size, 2);
41     buffer = xrealloc(buffer, buffer_size);
42     }
43     if (result != 0 || p == NULL || p->h_addrtype != AF_INET) {
44     free(buffer);
45     return -1;
46     }
47     *a = *((struct in_addr *) p->h_addr);
48     free(buffer);
49     return 0;
50     }

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