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
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--- busybox-1.2.0-old/networking/telnetd.c 2006-07-01 00:42:02.000000000 +0200
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+++ busybox-1.2.0-new/networking/telnetd.c 2006-07-31 10:52:30.000000000 +0200
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@@ -44,6 +44,7 @@
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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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#include "busybox.h"
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@@ -391,11 +392,13 @@
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struct in_addr bind_addr = { .s_addr = 0x0 };
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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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+ "i:f:l:";
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#else /* CONFIG_EATURE_TELNETD_INETD */
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- "f:l:p:b:";
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+ "i:f:l:p:b:";
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#endif /* CONFIG_FEATURE_TELNETD_INETD */
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int maxlen, w, r;
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@@ -410,6 +413,9 @@
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case 'f':
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issuefile = 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 = optarg;
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break;
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@@ -459,6 +465,13 @@
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sa.sin_addr = bind_addr;
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#endif
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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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bb_xbind(master_fd, (struct sockaddr *) &sa, sizeof(sa));
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bb_xlisten(master_fd, 1);
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bb_xdaemon(0, 0);
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