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| author | Leonard Herve <leonard.herve@yahoo.fr> | 2009-08-11 15:51:52 -0300 |
|---|---|---|
| committer | Everton Marques <everton.marques@gmail.com> | 2009-10-02 10:44:31 -0300 |
| commit | 834200830bd0a27c09465b6e23941364a149b9a3 (patch) | |
| tree | b2e849b56035fee771c7e0f841c184093658a4e4 /pimd/pim_join.c | |
| parent | 077339fc42d51afb3e936171d112b1da8519220a (diff) | |
| download | quagga-834200830bd0a27c09465b6e23941364a149b9a3.tar.bz2 quagga-834200830bd0a27c09465b6e23941364a149b9a3.tar.xz | |
[pim] igmpv3: specific query interval set to 1 second (RFC 3376 8.8.)
[pim] pim messages: encoded source address format with Sparse bit=1 (RFC 4601 4.9.1.)
[pim] and Mask Len MUST be equal to 32
[pim] dr election: new traces
[pim] fix triggered_hello_delay_msec randomization
Diffstat (limited to 'pimd/pim_join.c')
| -rw-r--r-- | pimd/pim_join.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/pimd/pim_join.c b/pimd/pim_join.c index ce4ec4e6..6b46759a 100644 --- a/pimd/pim_join.c +++ b/pimd/pim_join.c @@ -239,6 +239,19 @@ int pim_joinprune_recv(struct interface *ifp, if (addr_offset < 1) { return -7; } + + /* + RFC 4601: 4.9.1 Encoded Source and Group Address Formats + + Encoded-Source Address + (...) + The mask length MUST be equal to the mask length in bits for the + given Address Family and Encoding Type (32 for IPv4 native and + 128 for IPv6 native). A router SHOULD ignore any messages + received with any other mask length. + */ + if (msg_source_addr.prefixlen!=32) return; + buf += addr_offset; recv_join(ifp, neigh, msg_holdtime, @@ -257,6 +270,19 @@ int pim_joinprune_recv(struct interface *ifp, if (addr_offset < 1) { return -8; } + + /* + RFC 4601: 4.9.1 Encoded Source and Group Address Formats + + Encoded-Source Address + (...) + The mask length MUST be equal to the mask length in bits for the + given Address Family and Encoding Type (32 for IPv4 native and + 128 for IPv6 native). A router SHOULD ignore any messages + received with any other mask length. + */ + if (msg_source_addr.prefixlen!=32) return; + buf += addr_offset; recv_prune(ifp, neigh, msg_holdtime, |