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Diffstat (limited to 'proto/ospf/ospf.h')
-rw-r--r--proto/ospf/ospf.h28
1 files changed, 15 insertions, 13 deletions
diff --git a/proto/ospf/ospf.h b/proto/ospf/ospf.h
index 46a1c3c1..66719e30 100644
--- a/proto/ospf/ospf.h
+++ b/proto/ospf/ospf.h
@@ -10,14 +10,8 @@
#define _BIRD_OSPF_H_
#define MAXNETS 10
+#define OSPF_MIN_PKT_SIZE 256
#define OSPF_MAX_PKT_SIZE 65535
-/*
- * RFC 2328 says, maximum packet size is 65535 (IP packet size
- * limit). Really a bit less for OSPF, because this contains also IP
- * header. This could be too much for small systems, so I normally
- * allocate 2*mtu (i found one cisco sending packets mtu+16). OSPF
- * packets are almost always sent small enough to not be fragmented.
- */
#ifdef LOCAL_DEBUG
#define OSPF_FORCE_DEBUG 1
@@ -78,6 +72,8 @@ do { if ((p->debug & D_PACKETS) || OSPF_FORCE_DEBUG) \
#define DEFAULT_ECMP_LIMIT 16
#define DEFAULT_TRANSINT 40
+#define OSPF_VLINK_ID_OFFSET 0x80000000
+
struct ospf_config
{
@@ -179,12 +175,14 @@ struct ospf_area_config
struct ospf_iface
{
node n;
- struct iface *iface; /* Nest's iface, non-NULL (unless type OSPF_IT_VLINK) */
+ struct iface *iface; /* Nest's iface (NULL for vlinks) */
struct ifa *addr; /* IP prefix associated with that OSPF iface */
struct ospf_area *oa;
struct ospf_iface_patt *cf;
+ char *ifname; /* Interface name (iface->name), new one for vlinks */
+
pool *pool;
- sock *sk; /* IP socket (for DD ...) */
+ sock *sk; /* IP socket */
list neigh_list; /* List of neigbours */
u32 cost; /* Cost of iface */
u32 waitint; /* number of sec before changing state from wait */
@@ -273,6 +271,7 @@ struct ospf_iface
u8 sk_dr; /* Socket is a member of DRouters group */
u8 marked; /* Used in OSPF reconfigure */
u16 rxbuf; /* Buffer size */
+ u16 tx_length; /* Soft TX packet length limit, usually MTU */
u8 check_link; /* Whether iface link change is used */
u8 ecmp_weight; /* Weight used for ECMP */
u8 ptp_netmask; /* Send real netmask for P2P */
@@ -704,13 +703,14 @@ struct ospf_neighbor
slist lsrtl; /* Link state retransmission list */
siterator lsrti;
struct top_graph *lsrth;
- void *ldbdes; /* Last database description packet */
timer *rxmt_timer; /* RXMT timer */
list ackl[2];
#define ACKL_DIRECT 0
#define ACKL_DELAY 1
timer *ackd_timer; /* Delayed ack timer */
struct bfd_request *bfd_req; /* BFD request, if BFD is used */
+ void *ldd_buffer; /* Last database description packet */
+ u32 ldd_bsize; /* Buffer size for ldd_buffer */
u32 csn; /* Last received crypt seq number (for MD5) */
};
@@ -783,6 +783,7 @@ struct proto_ospf
void *lsab; /* LSA buffer used when originating router LSAs */
int lsab_size, lsab_used;
linpool *nhpool; /* Linpool used for next hops computed in SPF */
+ sock *vlink_sk; /* IP socket used for vlink TX */
u32 router_id;
u32 last_vlink_id; /* Interface IDs for vlinks (starts at 0x80000000) */
};
@@ -806,9 +807,9 @@ struct ospf_iface_patt
u32 vid;
int tx_tos;
int tx_priority;
- u16 rxbuf;
-#define OSPF_RXBUF_NORMAL 0
-#define OSPF_RXBUF_LARGE 1
+ u16 tx_length;
+ u16 rx_buffer;
+
#define OSPF_RXBUF_MINSIZE 256 /* Minimal allowed size */
u16 autype; /* Not really used in OSPFv3 */
#define OSPF_AUTH_NONE 0
@@ -822,6 +823,7 @@ struct ospf_iface_patt
u8 ptp_netmask; /* bool + 2 for unspecified */
u8 ttl_security; /* bool + 2 for TX only */
u8 bfd;
+ u8 bsd_secondary;
#ifdef OSPFv2
list *passwords;