diff options
| author | Denys Vlasenko <vda.linux@googlemail.com> | 2020-12-13 15:53:06 +0100 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2020-12-13 15:53:06 +0100 |
| commit | 623e55a396597be7d6f3be332f28c2f0e3b09a1d (patch) | |
| tree | 85462a39fa7ca5edd8b5d8cf0eba8f104ece3c25 /networking/ping.c | |
| parent | d067acb0052c20edbfe7f13c99b8947ce8911eb7 (diff) | |
| download | busybox-623e55a396597be7d6f3be332f28c2f0e3b09a1d.tar.gz | |
traceroute: even with -v, don't show other ping processes reply's
function old new delta
traceroute_init 1135 1151 +16
common_ping_main 1919 1935 +16
common_traceroute_main 1715 1668 -47
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/1 up/down: 32/-47) Total: -15 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'networking/ping.c')
| -rw-r--r-- | networking/ping.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/networking/ping.c b/networking/ping.c index 5f7e5b9b5..318d561bb 100644 --- a/networking/ping.c +++ b/networking/ping.c @@ -332,6 +332,11 @@ static int common_ping_main(sa_family_t af, char **argv) create_icmp_socket(lsa); G.myid = (uint16_t) getpid(); + /* we can use native-endian ident, but other Unix ping/traceroute + * utils use *big-endian pid*, and e.g. traceroute on our machine may be + * *not* from busybox, idents may collide. Follow the convention: + */ + G.myid = htons(G.myid); #if ENABLE_PING6 if (lsa->u.sa.sa_family == AF_INET6) ping6(lsa); @@ -927,6 +932,11 @@ static int common_ping_main(int opt, char **argv) G.interval_us = interval * 1000000; myid = (uint16_t) getpid(); + /* we can use native-endian ident, but other Unix ping/traceroute + * utils use *big-endian pid*, and e.g. traceroute on our machine may be + * *not* from busybox, idents may collide. Follow the convention: + */ + myid = htons(myid); hostname = argv[optind]; #if ENABLE_PING6 { |