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$FreeWRT$ |
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|
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submitted as http://bugs.busybox.net/view.php?id=1431 |
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|
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--- busybox-1.4.2.orig/include/applets.h Sun Mar 18 16:59:11 2007 |
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+++ busybox-1.4.2/include/applets.h Fri Jul 20 11:39:04 2007 |
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@@ -209,6 +209,7 @@ USE_MT(APPLET(mt, _BB_DIR_BIN, _BB_SUID_ |
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USE_MV(APPLET(mv, _BB_DIR_BIN, _BB_SUID_NEVER)) |
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USE_NAMEIF(APPLET(nameif, _BB_DIR_SBIN, _BB_SUID_NEVER)) |
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USE_NC(APPLET(nc, _BB_DIR_USR_BIN, _BB_SUID_NEVER)) |
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+USE_NETMSG(APPLET_NOUSAGE(netmsg, netmsg, _BB_DIR_BIN, _BB_SUID_ALWAYS)) |
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USE_NETSTAT(APPLET(netstat, _BB_DIR_BIN, _BB_SUID_NEVER)) |
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USE_NICE(APPLET(nice, _BB_DIR_BIN, _BB_SUID_NEVER)) |
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USE_NMETER(APPLET(nmeter, _BB_DIR_USR_BIN, _BB_SUID_NEVER)) |
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--- busybox-1.4.2.orig/networking/Kbuild Sun Mar 18 16:59:01 2007 |
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+++ busybox-1.4.2/networking/Kbuild Fri Jul 20 11:39:04 2007 |
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@@ -27,6 +27,7 @@ lib-$(CONFIG_IPRULE) += iprule.o |
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lib-$(CONFIG_IPTUNNEL) += iptunnel.o |
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lib-$(CONFIG_NAMEIF) += nameif.o |
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lib-$(CONFIG_NC) += nc.o |
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+lib-$(CONFIG_NETMSG) += netmsg.o |
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lib-$(CONFIG_NETSTAT) += netstat.o |
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lib-$(CONFIG_NSLOOKUP) += nslookup.o |
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lib-$(CONFIG_PING) += ping.o |
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--- busybox-1.4.2.orig/networking/Config.in Sun Mar 18 16:59:01 2007 |
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+++ busybox-1.4.2/networking/Config.in Fri Jul 20 11:39:04 2007 |
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@@ -474,6 +474,12 @@ config NC_EXTRA |
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Add -e (support for executing the rest of the command line after |
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making or receiving a successful connection), -i (delay interval for |
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lines sent), -w (timeout for initial connection). |
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+ |
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+config NETMSG |
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+ bool "netmsg" |
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+ default n |
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+ help |
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+ simple program for sending udp broadcast messages |
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|
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config NETSTAT |
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bool "netstat" |
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--- busybox-1.4.2.orig/networking/netmsg.c Thu Jan 1 00:00:00 1970 |
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+++ busybox-1.4.2/networking/netmsg.c Fri Jul 20 11:45:58 2007 |
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@@ -0,0 +1,67 @@ |
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+/* |
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+ * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org> |
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+ * Copyright (c) 2007 Thorsten Glaser <tg@mirbsd.org> |
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+ * |
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+ * This is free software, licenced under the GNU General Public License v2. |
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+ */ |
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+ |
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+#include <sys/types.h> |
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+#include <sys/socket.h> |
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+#include <netinet/in.h> |
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+#include <netdb.h> |
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+#include <stdio.h> |
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+#include <stdlib.h> |
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+#include <string.h> |
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+#include "busybox.h" |
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+ |
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+#ifndef CONFIG_NETMSG |
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+int main(int argc, char **argv) |
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+#else |
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+int netmsg_main(int argc, char **argv) |
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+#endif |
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+{ |
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+ int s, optval = -1, rv = 1; |
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+ struct sockaddr_in addr; |
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+ unsigned char buf[1001]; |
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+ |
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+ if (argc != 3) { |
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+ fprintf(stderr, "usage: %s <ip> \"<message>\"\n", argv[0]); |
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+ return (1); |
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+ } |
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+ |
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+ if ((s = socket(AF_INET, SOCK_DGRAM, 0)) < 0) { |
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+ perror("Opening socket"); |
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+ return (1); |
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+ } |
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+ |
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+ memset(&addr, 0, sizeof (addr)); |
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+ addr.sin_family = AF_INET; |
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+ addr.sin_addr.s_addr = inet_addr(argv[1]); |
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+ addr.sin_port = htons(0x1337); |
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+ |
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+ while (strlen(argv[2]) > 0) { |
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+ memset(buf, 0, sizeof (buf)); |
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+ |
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+ buf[0] = 0xde; |
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+ buf[1] = 0xad; |
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+ strlcpy(buf + 2, argv[2], sizeof (buf) - 2); |
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+ argv[2] += strlen(buf + 2); |
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+ |
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+ if (setsockopt(s, SOL_SOCKET, SO_BROADCAST, |
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+ (caddr_t)&optval, sizeof (optval)) < 0) { |
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+ perror("setsockopt()"); |
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+ goto fail; |
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+ } |
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+ |
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+ if (sendto(s, buf, 1001, 0, (struct sockaddr *)&addr, |
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+ sizeof (addr)) < 0) { |
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+ perror("sendto()"); |
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+ goto fail; |
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+ } |
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+ } |
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+ rv = 0; |
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+ |
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+ fail: |
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+ close(s); |
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+ return (rv); |
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+} |
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