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-rw-r--r--proto/bgp/attrs.c24
1 files changed, 19 insertions, 5 deletions
diff --git a/proto/bgp/attrs.c b/proto/bgp/attrs.c
index bc3de3b..d99c7f8 100644
--- a/proto/bgp/attrs.c
+++ b/proto/bgp/attrs.c
@@ -54,7 +54,7 @@ bgp_check_path(struct bgp_proto *p, byte *a, int len)
{
DBG("Path segment %02x %02x\n", a[0], a[1]);
if (len < 2 ||
- a[0] != BGP_PATH_AS_SET && a[0] != BGP_PATH_AS_SEQUENCE ||
+ a[0] != AS_PATH_SET && a[0] != AS_PATH_SEQUENCE ||
2*a[1] + 2 > len)
return 11;
len -= 2*a[1] + 2;
@@ -101,9 +101,9 @@ static struct attr_desc bgp_attr_table[] = {
NULL, NULL },
{ "aggregator", 6, BAF_OPTIONAL, EAF_TYPE_OPAQUE, /* BA_AGGREGATOR */
NULL, NULL },
+ { "community", -1, BAF_OPTIONAL | BAF_TRANSITIVE, EAF_TYPE_INT_SET, /* BA_COMMUNITY */
+ NULL, NULL },
#if 0
- /* FIXME: Handle community lists and remember to convert their endianity and normalize them */
- { 0, 0 }, /* BA_COMMUNITY */
{ 0, 0 }, /* BA_ORIGINATOR_ID */
{ 0, 0 }, /* BA_CLUSTER_LIST */
#endif
@@ -177,9 +177,16 @@ bgp_encode_attrs(byte *w, struct bgp_bucket *buck)
memcpy(w, &ip, len);
break;
}
+ case EAF_TYPE_INT_SET:
+ {
+ u32 *z = (u32 *)a->u.ptr->data;
+ int i;
+ for(i=0; i<len; i+=4)
+ put_u32(w+i, *z++);
+ break;
+ }
case EAF_TYPE_OPAQUE:
case EAF_TYPE_AS_PATH:
- case EAF_TYPE_INT_SET:
memcpy(w, a->u.ptr->data, len);
break;
default:
@@ -318,7 +325,7 @@ bgp_get_bucket(struct bgp_proto *p, ea_list *old, ea_list *tmp)
a = &new->attrs[i];
#ifdef LOCAL_DEBUG
{
- byte buf[256];
+ byte buf[EA_FORMAT_BUF_SIZE];
ea_format(a, buf);
DBG("\t%s\n", buf);
}
@@ -710,6 +717,13 @@ bgp_decode_attrs(struct bgp_conn *conn, byte *attr, unsigned int len, struct lin
case EAF_TYPE_IP_ADDRESS:
ipa_ntoh(*(ip_addr *)ad->data);
break;
+ case EAF_TYPE_INT_SET:
+ {
+ u32 *z = (u32 *) ad->data;
+ for(i=0; i<ad->length/4; i++)
+ z[i] = ntohl(z[i]);
+ break;
+ }
}
}