SF.net SVN: nagiosplug: [1893] nagiosplug/trunk/plugins/netutils.c

Revision: 1893
          http://nagiosplug.svn.sourceforge.net/nagiosplug/?rev=1893&view=rev
Author:   hweiss
Date:     2008-01-06 18:04:17 -0800 (Sun, 06 Jan 2008)

Log Message:
-----------
Support "[IPv6]" address syntax.

Modified Paths:
--------------
    nagiosplug/trunk/plugins/netutils.c

Modified: nagiosplug/trunk/plugins/netutils.c
===================================================================
--- nagiosplug/trunk/plugins/netutils.c	2008-01-07 01:59:59 UTC (rev 1892)
+++ nagiosplug/trunk/plugins/netutils.c	2008-01-07 02:04:17 UTC (rev 1893)
@@ -168,7 +168,8 @@
 	struct addrinfo hints;
 	struct addrinfo *r, *res;
 	struct sockaddr_un su;
-	char port_str[6];
+	char port_str[6], host[MAX_HOST_ADDRESS_LENGTH];
+	size_t len;
 	int socktype, result;
 
 	socktype = (proto == IPPROTO_UDP) ? SOCK_DGRAM : SOCK_STREAM;
@@ -180,8 +181,18 @@
 		hints.ai_protocol = proto;
 		hints.ai_socktype = socktype;
 
+		len = strlen (host_name);
+		/* check for an [IPv6] address (and strip the brackets) */
+		if (len >= 2 && host_name[0] == '[' && host_name[len - 1] == ']') {
+			host_name++;
+			len -= 2;
+		}
+		if (len >= sizeof(host))
+			return STATE_UNKNOWN;
+		memcpy (host, host_name, len);
+		host[len] = '\0';
 		snprintf (port_str, sizeof (port_str), "%d", port);
-		result = getaddrinfo (host_name, port_str, &hints, &res);
+		result = getaddrinfo (host, port_str, &hints, &res);
 
 		if (result != 0) {
 			printf ("%s\n", gai_strerror (result));


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