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-rw-r--r--proto/bgp/bgp.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/proto/bgp/bgp.h b/proto/bgp/bgp.h
index fdd134f4..0cd327a2 100644
--- a/proto/bgp/bgp.h
+++ b/proto/bgp/bgp.h
@@ -113,6 +113,8 @@ struct bgp_config {
int gr_mode; /* Graceful restart mode (BGP_GR_*) */
int llgr_mode; /* Long-lived graceful restart mode (BGP_LLGR_*) */
int setkey; /* Set MD5 password to system SA/SP database */
+ u8 local_role; /* Set peering role with neighbor [RFC 9234] */
+ int require_roles; /* Require configured roles on both sides */
/* Times below are in seconds */
unsigned gr_time; /* Graceful restart timeout */
unsigned llgr_time; /* Long-lived graceful restart stale time */
@@ -166,6 +168,13 @@ struct bgp_channel_config {
#define BGP_PT_INTERNAL 1
#define BGP_PT_EXTERNAL 2
+#define BGP_ROLE_UNDEFINED 255
+#define BGP_ROLE_PROVIDER 0
+#define BGP_ROLE_RS_SERVER 1
+#define BGP_ROLE_RS_CLIENT 2
+#define BGP_ROLE_CUSTOMER 3
+#define BGP_ROLE_PEER 4
+
#define NH_NO 0
#define NH_ALL 1
#define NH_IBGP 2
@@ -226,6 +235,7 @@ struct bgp_caps {
u8 ext_messages; /* Extended message length, RFC draft */
u8 route_refresh; /* Route refresh capability, RFC 2918 */
u8 enhanced_refresh; /* Enhanced route refresh, RFC 7313 */
+ u8 role; /* BGP role capability, RFC 9234 */
u8 gr_aware; /* Graceful restart capability, RFC 4724 */
u8 gr_flags; /* Graceful restart flags */
@@ -500,6 +510,12 @@ static inline int bgp_cc_is_ipv4(struct bgp_channel_config *c)
static inline int bgp_cc_is_ipv6(struct bgp_channel_config *c)
{ return BGP_AFI(c->afi) == BGP_AFI_IPV6; }
+static inline int bgp_channel_is_role_applicable(struct bgp_channel *c)
+{ return (c->afi == BGP_AF_IPV4 || c->afi == BGP_AF_IPV6); }
+
+static inline int bgp_cc_is_role_applicable(struct bgp_channel_config *c)
+{ return (c->afi == BGP_AF_IPV4 || c->afi == BGP_AF_IPV6); }
+
static inline uint bgp_max_packet_length(struct bgp_conn *conn)
{ return conn->ext_messages ? BGP_MAX_EXT_MSG_LENGTH : BGP_MAX_MESSAGE_LENGTH; }
@@ -667,6 +683,7 @@ enum bgp_attr_id {
BA_AS4_AGGREGATOR = 0x12, /* RFC 6793 */
BA_AIGP = 0x1a, /* RFC 7311 */
BA_LARGE_COMMUNITY = 0x20, /* RFC 8092 */
+#define BA_ONLY_TO_CUSTOMER 0x23 /* RFC 9234 */
/* Bird's private internal BGP attributes */
BA_MPLS_LABEL_STACK = 0x100, /* MPLS label stack transfer attribute */