* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; see the file COPYING; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _QUAGGA_BGP_ENCAP_TYPES_H
#define _QUAGGA_BGP_ENCAP_TYPES_H
-/* from http://www.iana.org/assignments/bgp-parameters/bgp-parameters.xhtml#tunnel-types */
+#include "bgpd/bgp_ecommunity.h"
+
+/* from
+ * http://www.iana.org/assignments/bgp-parameters/bgp-parameters.xhtml#tunnel-types
+ */
typedef enum {
- BGP_ENCAP_TYPE_RESERVED=0,
- BGP_ENCAP_TYPE_L2TPV3_OVER_IP=1,
- BGP_ENCAP_TYPE_GRE=2,
- BGP_ENCAP_TYPE_TRANSMIT_TUNNEL_ENDPOINT=3,
- BGP_ENCAP_TYPE_IPSEC_IN_TUNNEL_MODE=4,
- BGP_ENCAP_TYPE_IP_IN_IP_TUNNEL_WITH_IPSEC_TRANSPORT_MODE=5,
- BGP_ENCAP_TYPE_MPLS_IN_IP_TUNNEL_WITH_IPSEC_TRANSPORT_MODE=6,
- BGP_ENCAP_TYPE_IP_IN_IP=7,
- BGP_ENCAP_TYPE_VXLAN=8,
- BGP_ENCAP_TYPE_NVGRE=9,
- BGP_ENCAP_TYPE_MPLS=10,
- BGP_ENCAP_TYPE_MPLS_IN_GRE=11,
- BGP_ENCAP_TYPE_VXLAN_GPE=12,
- BGP_ENCAP_TYPE_MPLS_IN_UDP=13,
- BGP_ENCAP_TYPE_PBB
+ BGP_ENCAP_TYPE_RESERVED = 0,
+ BGP_ENCAP_TYPE_L2TPV3_OVER_IP = 1,
+ BGP_ENCAP_TYPE_GRE = 2,
+ BGP_ENCAP_TYPE_TRANSMIT_TUNNEL_ENDPOINT = 3,
+ BGP_ENCAP_TYPE_IPSEC_IN_TUNNEL_MODE = 4,
+ BGP_ENCAP_TYPE_IP_IN_IP_TUNNEL_WITH_IPSEC_TRANSPORT_MODE = 5,
+ BGP_ENCAP_TYPE_MPLS_IN_IP_TUNNEL_WITH_IPSEC_TRANSPORT_MODE = 6,
+ BGP_ENCAP_TYPE_IP_IN_IP = 7,
+ BGP_ENCAP_TYPE_VXLAN = 8,
+ BGP_ENCAP_TYPE_NVGRE = 9,
+ BGP_ENCAP_TYPE_MPLS = 10, /* NOTE: Encap SAFI&Attribute not used */
+ BGP_ENCAP_TYPE_MPLS_IN_GRE = 11,
+ BGP_ENCAP_TYPE_VXLAN_GPE = 12,
+ BGP_ENCAP_TYPE_MPLS_IN_UDP = 13,
+ BGP_ENCAP_TYPE_PBB
} bgp_encap_types;
typedef enum {
- BGP_ENCAP_SUBTLV_TYPE_ENCAPSULATION=1,
- BGP_ENCAP_SUBTLV_TYPE_PROTO_TYPE=2,
- BGP_ENCAP_SUBTLV_TYPE_IPSEC_TA=3,
- BGP_ENCAP_SUBTLV_TYPE_COLOR=4,
- BGP_ENCAP_SUBTLV_TYPE_REMOTE_ENDPOINT=6 /* speculative, IANA assignment TBD */
+ BGP_ENCAP_SUBTLV_TYPE_ENCAPSULATION = 1,
+ BGP_ENCAP_SUBTLV_TYPE_PROTO_TYPE = 2,
+ BGP_ENCAP_SUBTLV_TYPE_IPSEC_TA = 3,
+ BGP_ENCAP_SUBTLV_TYPE_COLOR = 4,
+ BGP_ENCAP_SUBTLV_TYPE_REMOTE_ENDPOINT =
+ 6 /* speculative, IANA assignment TBD */
} bgp_encap_subtlv_types;
/*
* Tunnel Encapsulation Attribute subtlvs
*/
struct bgp_tea_subtlv_encap_l2tpv3_over_ip {
- uint32_t sessionid;
- uint8_t cookie_length;
- uint8_t cookie[8];
+ uint32_t sessionid;
+ uint8_t cookie_length;
+ uint8_t cookie[8];
};
struct bgp_tea_subtlv_encap_gre_key {
- uint32_t gre_key;
+ uint32_t gre_key;
};
struct bgp_tea_subtlv_encap_pbb {
- uint32_t flag_isid:1;
- uint32_t flag_vid:1;
- uint32_t isid:24;
- uint16_t vid:12;
- uint8_t macaddr[6];
+ uint32_t flag_isid : 1;
+ uint32_t flag_vid : 1;
+ uint32_t isid : 24;
+ uint16_t vid : 12;
+ uint8_t macaddr[6];
};
struct bgp_tea_subtlv_proto_type {
- uint16_t proto; /* ether-type */
+ uint16_t proto; /* ether-type */
};
struct bgp_tea_subtlv_color {
- uint32_t color;
+ uint32_t color;
};
/* per draft-rosen-idr-tunnel-encaps */
struct bgp_tea_subtlv_remote_endpoint {
- u_char family; /* IPv4 or IPv6 */
- union {
- struct in_addr v4;
- struct in6_addr v6;
- } ip_address;
- as_t as4; /* always 4 bytes */
+ uint8_t family; /* IPv4 or IPv6 */
+ union {
+ struct in_addr v4;
+ struct in6_addr v6;
+ } ip_address;
+ as_t as4; /* always 4 bytes */
};
/*
#define BGP_ENCAP_SUBTLV_IPSEC_TA_SIZE 20
struct bgp_tea_subtlv_ipsec_ta {
- uint16_t authenticator_type; /* only type 1 is supported so far */
- uint8_t authenticator_length; /* octets in value field */
- uint8_t value[BGP_ENCAP_SUBTLV_IPSEC_TA_SIZE];
+ uint16_t authenticator_type; /* only type 1 is supported so far */
+ uint8_t authenticator_length; /* octets in value field */
+ uint8_t value[BGP_ENCAP_SUBTLV_IPSEC_TA_SIZE];
};
/*
* Tunnel Type-specific APIs
*/
struct bgp_encap_type_reserved {
- uint32_t valid_subtlvs;
- struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
+ uint32_t valid_subtlvs;
+ struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
};
struct bgp_encap_type_l2tpv3_over_ip {
- uint32_t valid_subtlvs;
- struct bgp_tea_subtlv_encap_l2tpv3_over_ip st_encap;
- struct bgp_tea_subtlv_proto_type st_proto; /* optional */
- struct bgp_tea_subtlv_color st_color; /* optional */
- struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
+ uint32_t valid_subtlvs;
+ struct bgp_tea_subtlv_encap_l2tpv3_over_ip st_encap;
+ struct bgp_tea_subtlv_proto_type st_proto; /* optional */
+ struct bgp_tea_subtlv_color st_color; /* optional */
+ struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
};
struct bgp_encap_type_gre {
- uint32_t valid_subtlvs;
- struct bgp_tea_subtlv_encap_gre_key st_encap; /* optional */
- struct bgp_tea_subtlv_proto_type st_proto; /* optional */
- struct bgp_tea_subtlv_color st_color; /* optional */
- struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
+ uint32_t valid_subtlvs;
+ struct bgp_tea_subtlv_encap_gre_key st_encap; /* optional */
+ struct bgp_tea_subtlv_proto_type st_proto; /* optional */
+ struct bgp_tea_subtlv_color st_color; /* optional */
+ struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
};
struct bgp_encap_type_ip_in_ip {
- uint32_t valid_subtlvs;
- struct bgp_tea_subtlv_proto_type st_proto; /* optional */
- struct bgp_tea_subtlv_color st_color; /* optional */
- struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
+ uint32_t valid_subtlvs;
+ struct bgp_tea_subtlv_proto_type st_proto; /* optional */
+ struct bgp_tea_subtlv_color st_color; /* optional */
+ struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
};
struct bgp_encap_type_transmit_tunnel_endpoint {
- uint32_t valid_subtlvs;
- struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
- /* No subtlvs defined in spec? */
+ uint32_t valid_subtlvs;
+ struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
+ /* No subtlvs defined in spec? */
};
struct bgp_encap_type_ipsec_in_tunnel_mode {
- uint32_t valid_subtlvs;
- struct bgp_tea_subtlv_ipsec_ta st_ipsec_ta; /* optional */
- struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
+ uint32_t valid_subtlvs;
+ struct bgp_tea_subtlv_ipsec_ta st_ipsec_ta; /* optional */
+ struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
};
struct bgp_encap_type_ip_in_ip_tunnel_with_ipsec_transport_mode {
- uint32_t valid_subtlvs;
- struct bgp_tea_subtlv_ipsec_ta st_ipsec_ta; /* optional */
- struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
+ uint32_t valid_subtlvs;
+ struct bgp_tea_subtlv_ipsec_ta st_ipsec_ta; /* optional */
+ struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
};
struct bgp_encap_type_mpls_in_ip_tunnel_with_ipsec_transport_mode {
- uint32_t valid_subtlvs;
- struct bgp_tea_subtlv_ipsec_ta st_ipsec_ta; /* optional */
- struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
+ uint32_t valid_subtlvs;
+ struct bgp_tea_subtlv_ipsec_ta st_ipsec_ta; /* optional */
+ struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
};
+#define VXLAN_ENCAP_MASK_VNID_VALID 0x80000000
+#define VXLAN_ENCAP_MASK_MAC_VALID 0x40000000
+
struct bgp_encap_type_vxlan {
- uint32_t valid_subtlvs;
- struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
- /* No subtlvs defined in spec? */
+ uint32_t valid_subtlvs;
+ struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
+ /* draft-ietf-idr-tunnel-encaps-02 */
+ uint32_t vnid; /* does not include V and M bit */
+ uint8_t *mac_address; /* optional */
};
struct bgp_encap_type_nvgre {
- uint32_t valid_subtlvs;
- struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
- /* No subtlvs defined in spec? */
+ uint32_t valid_subtlvs;
+ struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
+ /* No subtlvs defined in spec? */
};
struct bgp_encap_type_mpls {
- uint32_t valid_subtlvs;
- struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
- /* No subtlvs defined in spec? */
+ uint32_t valid_subtlvs;
+ struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
+ /* No subtlvs defined in spec? */
};
struct bgp_encap_type_mpls_in_gre {
- uint32_t valid_subtlvs;
- struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
- /* No subtlvs defined in spec? */
+ uint32_t valid_subtlvs;
+ struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
+ /* No subtlvs defined in spec? */
};
struct bgp_encap_type_vxlan_gpe {
- uint32_t valid_subtlvs;
- struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
- /* No subtlvs defined in spec? */
+ uint32_t valid_subtlvs;
+ struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
+ /* No subtlvs defined in spec? */
};
struct bgp_encap_type_mpls_in_udp {
- uint32_t valid_subtlvs;
- struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
- /* No subtlvs defined in spec? */
+ uint32_t valid_subtlvs;
+ struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
+ /* No subtlvs defined in spec? */
};
struct bgp_encap_type_pbb {
- uint32_t valid_subtlvs;
- struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
- struct bgp_tea_subtlv_encap_pbb st_encap;
-};
+ uint32_t valid_subtlvs;
+ struct bgp_tea_subtlv_remote_endpoint st_endpoint; /* optional */
+ struct bgp_tea_subtlv_encap_pbb st_encap;
+};
+
+static inline void encode_encap_extcomm(bgp_encap_types tnl_type,
+ struct ecommunity_val *eval)
+{
+ memset(eval, 0, sizeof(*eval));
+ eval->val[0] = ECOMMUNITY_ENCODE_OPAQUE;
+ eval->val[1] = ECOMMUNITY_OPAQUE_SUBTYPE_ENCAP;
+ eval->val[6] = ((tnl_type) >> 8) & 0xff;
+ eval->val[7] = (tnl_type)&0xff;
+}
#endif /* _QUAGGA_BGP_ENCAP_TYPES_H */