/*
* $Id$
*
- * Examine a socket and determine the name/address of the originating host.
+ * Given a socket, supply the name of the host at the other end.
+ *
+ * Copyright (c) 1996-2010 by the citadel.org team
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-
#include "webcit.h"
-void locate_host(char *tbuf, int client_socket)
+
+/*
+ * IPv6 enabled locate_host()
+ */
+void locate_host(StrBuf *tbuf, int client_socket)
+{
+ struct sockaddr_in6 clientaddr;
+ unsigned int addrlen = sizeof(clientaddr);
+ char clienthost[NI_MAXHOST];
+ char clientservice[NI_MAXSERV];
+
+ getpeername(client_socket, (struct sockaddr *)&clientaddr, &addrlen);
+ getnameinfo((struct sockaddr *)&clientaddr, addrlen,
+ clienthost, sizeof(clienthost),
+ clientservice, sizeof(clientservice),
+ 0
+ );
+
+ StrBufAppendBufPlain(tbuf, clienthost, -1, 0);
+}
+
+
+#if 0
+/*
+ * IPv4-only locate_host()
+ */
+void locate_host(StrBuf *tbuf, int client_socket)
{
struct sockaddr_in cs;
struct hostent *ch;
len = sizeof(cs);
if (getpeername(client_socket, (struct sockaddr *) &cs, &len) < 0) {
- strcpy(tbuf, "<unknown>");
+ StrBufAppendBufPlain(tbuf, HKEY("<unknown>"), 0);
return;
}
if ((ch = gethostbyaddr((char *) &cs.sin_addr, sizeof(cs.sin_addr),
a2 = ((*i++) & 0xff);
a3 = ((*i++) & 0xff);
a4 = ((*i++) & 0xff);
- sprintf(tbuf, "%d.%d.%d.%d", a1, a2, a3, a4);
+ StrBufPrintf(tbuf, "%d.%d.%d.%d", a1, a2, a3, a4);
return;
}
- safestrncpy(tbuf, ch->h_name, 64);
+ StrBufAppendBufPlain(tbuf, ch->h_name, -1, 0);
}
+#endif