4 * Given a socket, supply the name of the host at the other end.
6 * Copyright (c) 1996-2010 by the citadel.org team
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 3 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
28 void locate_host(StrBuf *tbuf, int client_socket)
30 struct sockaddr_in6 clientaddr;
31 unsigned int addrlen = sizeof(clientaddr);
34 getpeername(client_socket, (struct sockaddr *)&clientaddr, &addrlen);
35 if(inet_ntop(AF_INET6, &clientaddr.sin6_addr, str, sizeof(str))) {
36 StrBufAppendBufPlain(tbuf, str, -1, 0);
39 StrBufAppendBufPlain(tbuf, HKEY("<unknown>"), 0);
45 void locate_host(StrBuf *tbuf, int client_socket)
47 struct sockaddr_in cs;
54 if (getpeername(client_socket, (struct sockaddr *) &cs, &len) < 0) {
55 StrBufAppendBufPlain(tbuf, HKEY("<unknown>"), 0);
58 if ((ch = gethostbyaddr((char *) &cs.sin_addr, sizeof(cs.sin_addr),
60 i = (char *) &cs.sin_addr;
65 StrBufPrintf(tbuf, "%d.%d.%d.%d", a1, a2, a3, a4);
68 StrBufAppendBufPlain(tbuf, ch->h_name, -1, 0);
71 #endif /* CTDL_IPV6 */