Added set peer

dns.c

@@ -21,6 +21,7 @@
 #include <netinet/in.h>
 #include <arpa/inet.h>
 #include <arpa/nameser.h>
+#include <netdb.h>
 #include <time.h>
 #include <err.h>
 #include <stdio.h>
@@ -31,6 +32,8 @@
 
 #include "dns.h"
 
+struct sockaddr_in peer;
+
 int 
 open_dns() 
 {
@@ -68,3 +71,15 @@ close_dns(int fd)
 {
 	close(fd);
 }
+
+void
+dns_set_peer(const char *host)
+{
+	struct hostent *h;
+
+	h = gethostbyname(host);
+	bzero(&peer, sizeof(peer));
+	peer.sin_family = AF_INET;
+	peer.sin_port = htons(53);
+	peer.sin_addr = *((struct in_addr *) h->h_addr);
+}

dns.h

@@ -19,7 +19,11 @@
 #ifndef _DNS_H_
 #define _DNS_H_
 
+extern struct sockaddr_in peer;
+
 int open_dns();
 void close_dns(int);
 
+void dns_set_peer(const char *);
+
 #endif /* _DNS_H_ */

dnstun.c

@@ -29,7 +29,7 @@ main()
 
 	open_tun();
 	dnssock = open_dns();
-	
+	dns_set_peer("192.168.11.101");
 
 	close_dns(dnssock);
 	close_tun();