diff options
Diffstat (limited to 'proto/bgp/attrs.c')
| -rw-r--r-- | proto/bgp/attrs.c | 24 |
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; + } } } |