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authorOndrej Zajicek <santiago@crfreenet.org>2009-04-23 23:15:07 +0200
committerOndrej Zajicek <santiago@crfreenet.org>2009-04-23 23:15:07 +0200
commit64cf11f544257cae443d899111be1299b1ec0684 (patch)
treefda1268da6605decf27f18e53ae76737b3ebbe14 /proto
parentf307842ad85396f8186fa049d551b6cde9925484 (diff)
downloadbird-64cf11f544257cae443d899111be1299b1ec0684.tar
bird-64cf11f544257cae443d899111be1299b1ec0684.zip
Fixes BGPv6 bug - missing endianity conversion.
Also removes code skipping SNPAs (obsoleted by newer RFCs, should be ignored).
Diffstat (limited to 'proto')
-rw-r--r--proto/bgp/packets.c19
1 files changed, 7 insertions, 12 deletions
diff --git a/proto/bgp/packets.c b/proto/bgp/packets.c
index ce3d71e..1370ee7 100644
--- a/proto/bgp/packets.c
+++ b/proto/bgp/packets.c
@@ -777,19 +777,14 @@ bgp_do_rx_update(struct bgp_conn *conn,
/* Create fake NEXT_HOP attribute */
if (len < 1 || (*x != 16 && *x != 32) || len < *x + 2)
goto bad;
- memcpy(bgp_attach_attr_wa(&a0->eattrs, bgp_linpool, BA_NEXT_HOP, 16), x+1, 16);
- len -= *x + 2;
- x += *x + 1;
- /* Ignore SNPA info */
- i = *x++;
- while (i--)
- {
- if (len < 1 || len < 1 + *x)
- goto bad;
- len -= *x + 1;
- x += *x + 1;
- }
+ byte *nh = bgp_attach_attr_wa(&a0->eattrs, bgp_linpool, BA_NEXT_HOP, 16);
+ memcpy(nh, x+1, 16);
+ ipa_ntoh(*(ip_addr *)nh);
+
+ /* Also ignore one reserved byte */
+ len -= *x + 2;
+ x += *x + 2;
if (bgp_get_nexthop(p, a0))
{