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Code

add ip address parameter to netmsg utility

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@2967 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2006-01-14 01:21:53 +00:00
parent a9525ccef7
commit d8c4e25ad5
1 changed files with 4 additions and 4 deletions
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8
openwrt/package/busybox/patches/300-netmsg.patch
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@ -63,8 +63,8 @@ diff -urN busybox.old/networking/netmsg.c busybox.dev/networking/netmsg.c
+ int optval = 1; + int optval = 1;
+ unsigned char buf[1001]; + unsigned char buf[1001];
+ +
+ if (argc != 2) { + if (argc != 3) {
+ fprintf(stderr, "usage: %s \"message\"\n", argv[0]); + fprintf(stderr, "usage: %s <ip> \"<message>\"\n", argv[0]);
+ exit(1); + exit(1);
+ } + }
+ +
@ -75,14 +75,14 @@ diff -urN busybox.old/networking/netmsg.c busybox.dev/networking/netmsg.c
+ +
+ memset(&addr, 0, sizeof(addr)); + memset(&addr, 0, sizeof(addr));
+ addr.sin_family = AF_INET; + addr.sin_family = AF_INET;
+ addr.sin_addr.s_addr = htonl(0xffffffff); + addr.sin_addr.s_addr = inet_addr(argv[1]);
+ addr.sin_port = htons(0x1337); + addr.sin_port = htons(0x1337);
+ +
+ memset(buf, 0, 1001); + memset(buf, 0, 1001);
+ buf[0] = 0xde; + buf[0] = 0xde;
+ buf[1] = 0xad; + buf[1] = 0xad;
+ +
+ strncpy(buf + 2, argv[1], 998); + strncpy(buf + 2, argv[2], 998);
+ +
+ if (setsockopt (s, SOL_SOCKET, SO_BROADCAST, (caddr_t) &optval, sizeof (optval)) < 0) { + if (setsockopt (s, SOL_SOCKET, SO_BROADCAST, (caddr_t) &optval, sizeof (optval)) < 0) {
+ perror("setsockopt()"); + perror("setsockopt()");