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| author | Josh Blum <josh@joshknows.com> | 2010-05-03 17:21:32 -0700 |
|---|---|---|
| committer | Josh Blum <josh@joshknows.com> | 2010-05-03 17:21:32 -0700 |
| commit | 2780e2cff074a8f1e476fe301f490a7fca0a3ee0 (patch) | |
| tree | 05ece20318bcad41fd10e9099b6de73264fbf883 /firmware | |
| parent | be97b68ba230e16b513e5a0310aded49f4b2dcb4 (diff) | |
| download | uhd-2780e2cff074a8f1e476fe301f490a7fca0a3ee0.tar.gz uhd-2780e2cff074a8f1e476fe301f490a7fca0a3ee0.tar.bz2 uhd-2780e2cff074a8f1e476fe301f490a7fca0a3ee0.zip | |
added icmp echo reply to usrp2
Diffstat (limited to 'firmware')
| -rw-r--r-- | firmware/microblaze/lib/net_common.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/firmware/microblaze/lib/net_common.c b/firmware/microblaze/lib/net_common.c index 67a3ff964..6c9509c92 100644 --- a/firmware/microblaze/lib/net_common.c +++ b/firmware/microblaze/lib/net_common.c @@ -303,7 +303,24 @@ handle_icmp_packet(struct ip_addr src, struct ip_addr dst, } break; - case ICMP_ECHO: + case ICMP_ECHO:{ + struct icmp_echo_hdr echo_reply; + echo_reply.type = 0; + echo_reply.code = 0; + echo_reply.chksum = 0; + echo_reply.id = icmp->id; + echo_reply.seqno = icmp->seqno; + echo_reply.chksum = ~chksum_buffer( + (unsigned short *)&echo_reply, + sizeof(echo_reply)/sizeof(short), + 0); + send_ip_pkt( + src, IP_PROTO_ICMP, &echo_reply, sizeof(echo_reply), + ((uint8_t*)icmp) + sizeof(struct icmp_echo_hdr), + len - sizeof(struct icmp_echo_hdr) + ); + break; + } default: break; } |