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-rw-r--r--package/utils/busybox/patches/300-netmsg.patch103
1 files changed, 103 insertions, 0 deletions
diff --git a/package/utils/busybox/patches/300-netmsg.patch b/package/utils/busybox/patches/300-netmsg.patch
new file mode 100644
index 0000000..e8b2513
--- /dev/null
+++ b/package/utils/busybox/patches/300-netmsg.patch
@@ -0,0 +1,103 @@
+--- a/include/applets.src.h
++++ b/include/applets.src.h
+@@ -266,6 +266,7 @@ IF_MT(APPLET(mt, BB_DIR_BIN, BB_SUID_DRO
+ IF_MV(APPLET(mv, BB_DIR_BIN, BB_SUID_DROP))
+ IF_NAMEIF(APPLET(nameif, BB_DIR_SBIN, BB_SUID_DROP))
+ IF_NC(APPLET(nc, BB_DIR_USR_BIN, BB_SUID_DROP))
++IF_NETMSG(APPLET(netmsg, BB_DIR_BIN, BB_SUID_REQUIRE))
+ IF_NETSTAT(APPLET(netstat, BB_DIR_BIN, BB_SUID_DROP))
+ IF_NICE(APPLET(nice, BB_DIR_BIN, BB_SUID_DROP))
+ IF_NOHUP(APPLET(nohup, BB_DIR_USR_BIN, BB_SUID_DROP))
+--- a/networking/Config.src
++++ b/networking/Config.src
+@@ -612,6 +612,12 @@ config FEATURE_IPCALC_LONG_OPTIONS
+ help
+ Support long options for the ipcalc applet.
+
++config NETMSG
++ bool "netmsg"
++ default n
++ help
++ simple program for sending udp broadcast messages
++
+ config NETSTAT
+ bool "netstat"
+ default y
+--- a/networking/Kbuild.src
++++ b/networking/Kbuild.src
+@@ -27,6 +27,7 @@ lib-$(CONFIG_IP) += ip.o
+ lib-$(CONFIG_IPCALC) += ipcalc.o
+ lib-$(CONFIG_NAMEIF) += nameif.o
+ lib-$(CONFIG_NC) += nc.o
++lib-$(CONFIG_NETMSG) += netmsg.o
+ lib-$(CONFIG_NETSTAT) += netstat.o
+ lib-$(CONFIG_NSLOOKUP) += nslookup.o
+ lib-$(CONFIG_NTPD) += ntpd.o
+--- /dev/null
++++ b/networking/netmsg.c
+@@ -0,0 +1,65 @@
++/*
++ * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
++ *
++ * This is free software, licensed under the GNU General Public License v2.
++ */
++#include <sys/types.h>
++#include <sys/socket.h>
++#include <netinet/in.h>
++#include <netdb.h>
++#include <stdio.h>
++#include <stdlib.h>
++#include <string.h>
++#include "busybox.h"
++
++//usage:#define netmsg_trivial_usage NOUSAGE_STR
++//usage:#define netmsg_full_usage ""
++
++#ifndef CONFIG_NETMSG
++int main(int argc, char **argv)
++#else
++int netmsg_main(int argc, char **argv)
++#endif
++{
++ int s;
++ struct sockaddr_in addr;
++ int optval = 1;
++ unsigned char buf[1001];
++
++ if (argc != 3) {
++ fprintf(stderr, "usage: %s <ip> \"<message>\"\n", argv[0]);
++ exit(1);
++ }
++
++ if ((s = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
++ perror("Opening socket");
++ exit(1);
++ }
++
++ memset(&addr, 0, sizeof(addr));
++ addr.sin_family = AF_INET;
++ addr.sin_addr.s_addr = inet_addr(argv[1]);
++ addr.sin_port = htons(0x1337);
++
++ memset(buf, 0, 1001);
++ buf[0] = 0xde;
++ buf[1] = 0xad;
++
++ strncpy(buf + 2, argv[2], 998);
++
++ if (setsockopt (s, SOL_SOCKET, SO_BROADCAST, (caddr_t) &optval, sizeof (optval)) < 0) {
++ perror("setsockopt()");
++ goto fail;
++ }
++
++ if (sendto(s, buf, 1001, 0, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
++ perror("sendto()");
++ goto fail;
++ }
++
++ return 0;
++
++fail:
++ close(s);
++ exit(1);
++}