mirror of
				git://git.openwrt.org/openwrt/openwrt.git
				synced 2025-11-03 22:44:27 -05:00 
			
		
		
		
	
		
			
				
	
	
		
			52 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			52 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
diff -ruN busybox-1.2.0-old/networking/telnetd.c busybox-1.2.0-new/networking/telnetd.c
 | 
						|
--- busybox-1.2.0-old/networking/telnetd.c	2006-07-01 00:42:02.000000000 +0200
 | 
						|
+++ busybox-1.2.0-new/networking/telnetd.c	2006-07-31 10:52:30.000000000 +0200
 | 
						|
@@ -44,6 +44,7 @@
 | 
						|
 #include <arpa/telnet.h>
 | 
						|
 #include <ctype.h>
 | 
						|
 #include <sys/syslog.h>
 | 
						|
+#include <net/if.h>
 | 
						|
 
 | 
						|
 #include "busybox.h"
 | 
						|
 
 | 
						|
@@ -391,11 +392,13 @@
 | 
						|
 	struct in_addr bind_addr = { .s_addr = 0x0 };
 | 
						|
 #endif /* CONFIG_FEATURE_TELNETD_INETD */
 | 
						|
 	int c;
 | 
						|
+	char *interface_name = NULL;
 | 
						|
+	struct ifreq interface;
 | 
						|
 	static const char options[] =
 | 
						|
 #ifdef CONFIG_FEATURE_TELNETD_INETD
 | 
						|
-		"f:l:";
 | 
						|
+		"i:f:l:";
 | 
						|
 #else /* CONFIG_EATURE_TELNETD_INETD */
 | 
						|
-		"f:l:p:b:";
 | 
						|
+		"i:f:l:p:b:";
 | 
						|
 #endif /* CONFIG_FEATURE_TELNETD_INETD */
 | 
						|
 	int maxlen, w, r;
 | 
						|
 
 | 
						|
@@ -410,6 +413,9 @@
 | 
						|
 			case 'f':
 | 
						|
 				issuefile = optarg;
 | 
						|
 				break;
 | 
						|
+			case 'i':
 | 
						|
+				interface_name = strdup(optarg);
 | 
						|
+				break;
 | 
						|
 			case 'l':
 | 
						|
 				loginpath = optarg;
 | 
						|
 				break;
 | 
						|
@@ -459,6 +465,13 @@
 | 
						|
 	sa.sin_addr = bind_addr;
 | 
						|
 #endif
 | 
						|
 
 | 
						|
+ 	/* Set it to listen on the specified interface */
 | 
						|
+ 	if (interface_name) {
 | 
						|
+ 		strncpy(interface.ifr_ifrn.ifrn_name, interface_name, IFNAMSIZ);
 | 
						|
+ 		(void)setsockopt(master_fd, SOL_SOCKET,
 | 
						|
+ 				SO_BINDTODEVICE, &interface, sizeof(interface));
 | 
						|
+ 	}
 | 
						|
+ 
 | 
						|
 	bb_xbind(master_fd, (struct sockaddr *) &sa, sizeof(sa));
 | 
						|
 	bb_xlisten(master_fd, 1);
 | 
						|
 	bb_xdaemon(0, 0);
 |