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53 lines
1.6 KiB
53 lines
1.6 KiB
diff -urN busybox-1.00-pre8/networking/telnetd.c busybox-1.00-pre8-openwrt/networking/telnetd.c
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--- busybox-1.00-pre8/networking/telnetd.c 2004-02-22 03:45:57.000000000 -0600
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+++ busybox-1.00-pre8-openwrt/networking/telnetd.c 2004-03-05 01:32:57.000000000 -0600
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@@ -44,6 +44,8 @@
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#include <arpa/telnet.h>
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#include <ctype.h>
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#include <sys/syslog.h>
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+#include <net/if.h>
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+
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#include "busybox.h"
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@@ -384,11 +386,13 @@
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int portnbr = 23;
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#endif /* CONFIG_FEATURE_TELNETD_INETD */
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int c;
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+ char *interface_name = NULL;
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+ struct ifreq interface;
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static const char options[] =
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#ifdef CONFIG_FEATURE_TELNETD_INETD
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- "f:l:";
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-#else /* CONFIG_EATURE_TELNETD_INETD */
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- "f:l:p:";
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+ "i:f:l:";
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+#else /* CONFIG_FEATURE_TELNETD_INETD */
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+ "i:f:l:p:";
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#endif /* CONFIG_FEATURE_TELNETD_INETD */
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int maxlen, w, r;
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@@ -403,6 +407,9 @@
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case 'f':
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issuefile = strdup (optarg);
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break;
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+ case 'i':
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+ interface_name = strdup(optarg);
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+ break;
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case 'l':
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loginpath = strdup (optarg);
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break;
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@@ -442,6 +449,13 @@
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sa.sin_family = AF_INET;
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sa.sin_port = htons(portnbr);
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+ /* Set it to listen on the specified interface */
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+ if (interface_name) {
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+ strncpy(interface.ifr_ifrn.ifrn_name, interface_name, IFNAMSIZ);
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+ (void)setsockopt(master_fd, SOL_SOCKET,
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+ SO_BINDTODEVICE, &interface, sizeof(interface));
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+ }
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+
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if (bind(master_fd, (struct sockaddr *) &sa, sizeof(sa)) < 0) {
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bb_perror_msg_and_die("bind");
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}
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