2 * Given a socket, supply the name of the host at the other end.
4 * Copyright (c) 1996-2012 by the citadel.org team
6 * This program is open source software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License, version 3.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
22 #include "webserver.h"
25 * IPv4/IPv6 locate_host()
27 void locate_host(StrBuf *tbuf, int client_socket)
29 struct sockaddr_in6 clientaddr;
30 unsigned int addrlen = sizeof(clientaddr);
31 char clienthost[NI_MAXHOST];
33 getpeername(client_socket, (struct sockaddr *)&clientaddr, &addrlen);
34 getnameinfo((struct sockaddr *)&clientaddr, addrlen, clienthost, sizeof(clienthost), NULL, 0, 0);
35 StrBufAppendBufPlain(tbuf, clienthost, -1, 0);
36 syslog(9, "Client is at %s\n", clienthost);