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.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
16 #include "webserver.h"
19 * IPv4/IPv6 locate_host()
21 void locate_host(StrBuf *tbuf, int client_socket)
23 struct sockaddr_in6 clientaddr;
24 unsigned int addrlen = sizeof(clientaddr);
25 char clienthost[NI_MAXHOST] = "";
27 getpeername(client_socket, (struct sockaddr *)&clientaddr, &addrlen);
28 getnameinfo((struct sockaddr *)&clientaddr, addrlen, clienthost, sizeof(clienthost), NULL, 0, 0);
29 StrBufAppendBufPlain(tbuf, clienthost, -1, 0);
30 syslog(9, "Client is at %s\n", clienthost);