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Diffstat (limited to 'proto/ospf/ospf.h')
-rw-r--r--proto/ospf/ospf.h108
1 files changed, 51 insertions, 57 deletions
diff --git a/proto/ospf/ospf.h b/proto/ospf/ospf.h
index 81c610d5..e3eae2b5 100644
--- a/proto/ospf/ospf.h
+++ b/proto/ospf/ospf.h
@@ -14,11 +14,11 @@
#include "nest/bird.h"
#include "lib/checksum.h"
-#include "lib/ip.h"
+#include "lib/idm.h"
#include "lib/lists.h"
#include "lib/slists.h"
#include "lib/socket.h"
-#include "lib/timer.h"
+#include "sysdep/unix/timer.h"
#include "lib/resource.h"
#include "nest/protocol.h"
#include "nest/iface.h"
@@ -37,14 +37,6 @@
#endif
-#ifdef IPV6
-#define OSPF_IS_V2 0
-#else
-#define OSPF_IS_V2 1
-#endif
-
-// FIXME: MAX_PREFIX_LENGTH
-
#define OSPF_TRACE(flags, msg, args...) \
do { if ((p->p.debug & flags) || OSPF_FORCE_DEBUG) \
log(L_TRACE "%s: " msg, p->p.name , ## args ); } while(0)
@@ -87,7 +79,6 @@
#define OSPF_VLINK_ID_OFFSET 0x80000000
-
struct ospf_config
{
struct proto_config c;
@@ -125,24 +116,24 @@ struct ospf_area_config
struct area_net_config
{
node n;
- struct prefix px;
+ net_addr prefix;
u32 tag;
u8 hidden;
};
struct area_net
{
- struct fib_node fn;
u32 metric; /* With possible LSA_EXT3_EBIT for NSSA area nets */
u32 tag;
u8 hidden;
u8 active;
+ struct fib_node fn;
};
struct ospf_stubnet_config
{
node n;
- struct prefix px;
+ net_addr prefix;
u32 cost;
u8 hidden;
u8 summary;
@@ -189,7 +180,6 @@ struct ospf_iface_patt
u8 ptp_netmask; /* bool + 2 for unspecified */
u8 ttl_security; /* bool + 2 for TX only */
u8 bfd;
- u8 bsd_secondary;
list *passwords;
};
@@ -220,6 +210,7 @@ struct ospf_proto
int areano; /* Number of area I belong to */
int padj; /* Number of neighbors in Exchange or Loading state */
struct fib rtf; /* Routing table */
+ struct idm idm; /* OSPFv3 LSA ID map */
byte ospf2; /* OSPF v2 or v3 */
byte rfc1583; /* RFC1583 compatibility */
byte stub_router; /* Do not forward transit traffic */
@@ -682,8 +673,8 @@ struct ospf_lsa_ext3
struct ospf_lsa_ext_local
{
- ip_addr ip, fwaddr;
- int pxlen;
+ net_addr net;
+ ip_addr fwaddr;
u32 metric, ebit, fbit, tag, propagate;
u8 pxopts;
};
@@ -721,73 +712,80 @@ lsa_net_count(struct ospf_lsa_header *lsa)
/* In ospf_area->rtr we store paths to routers, but we use RID (and not IP address)
as index, so we need to encapsulate RID to IP address */
-#define ipa_from_rid(x) ipa_from_u32(x)
-#define ipa_to_rid(x) ipa_to_u32(x)
+#define net_from_rid(x) NET_ADDR_IP4(ip4_from_u32(x), IP4_MAX_PREFIX_LENGTH)
+#define rid_from_net(x) ip4_to_u32(((net_addr_ip4 *) x)->prefix)
#define IPV6_PREFIX_SPACE(x) ((((x) + 63) / 32) * 4)
#define IPV6_PREFIX_WORDS(x) (((x) + 63) / 32)
-/* FIXME: these four functions should be significantly redesigned w.r.t. integration,
+/* FIXME: these functions should be significantly redesigned w.r.t. integration,
also should be named as ospf3_* instead of *_ipv6_* */
+static inline int
+ospf_valid_prefix(net_addr *n)
+{
+ /* In OSPFv2, prefix is stored as netmask; ip4_masklen() returns 255 for invalid one */
+ return n->pxlen <= IP6_MAX_PREFIX_LENGTH;
+}
+
static inline u32 *
-lsa_get_ipv6_prefix(u32 *buf, ip_addr *addr, int *pxlen, u8 *pxopts, u16 *rest)
+ospf_get_ipv6_prefix(u32 *buf, net_addr *N, u8 *pxopts, u16 *rest)
{
- u8 pxl = (*buf >> 24);
- *pxopts = (*buf >> 16);
- *rest = *buf;
- *pxlen = pxl;
+ net_addr_ip6 *net = (void *) N;
+ u8 pxlen = (*buf >> 24);
+ *pxopts = (*buf >> 16) & 0xff;
+ if (rest) *rest = *buf & 0xffff;
buf++;
- *addr = IPA_NONE;
+ *net = NET_ADDR_IP6(IP6_NONE, pxlen);
-#ifdef IPV6
- if (pxl > 0)
- _I0(*addr) = *buf++;
- if (pxl > 32)
- _I1(*addr) = *buf++;
- if (pxl > 64)
- _I2(*addr) = *buf++;
- if (pxl > 96)
- _I3(*addr) = *buf++;
+ if (pxlen > 0)
+ _I0(net->prefix) = *buf++;
+ if (pxlen > 32)
+ _I1(net->prefix) = *buf++;
+ if (pxlen > 64)
+ _I2(net->prefix) = *buf++;
+ if (pxlen > 96)
+ _I3(net->prefix) = *buf++;
/* Clean up remaining bits */
- if (pxl < 128)
- addr->addr[pxl / 32] &= u32_mkmask(pxl % 32);
-#endif
+ if (pxlen < 128)
+ net->prefix.addr[pxlen / 32] &= u32_mkmask(pxlen % 32);
return buf;
}
static inline u32 *
-lsa_get_ipv6_addr(u32 *buf, ip_addr *addr)
+ospf_get_ipv6_addr(u32 *buf, ip_addr *addr)
{
- *addr = *(ip_addr *) buf;
+ *addr = ipa_from_ip6(*(ip6_addr *) buf);
return buf + 4;
}
static inline u32 *
-put_ipv6_prefix(u32 *buf, ip_addr addr UNUSED4, u8 pxlen UNUSED4, u8 pxopts UNUSED4, u16 lh UNUSED4)
+ospf_put_ipv6_prefix(u32 *buf, net_addr *N, u8 pxopts, u16 rest)
{
-#ifdef IPV6
- *buf++ = ((pxlen << 24) | (pxopts << 16) | lh);
+ net_addr_ip6 *net = (void *) N;
+ u32 pxlen = net->pxlen;
+
+ *buf++ = ((pxlen << 24) | (pxopts << 16) | rest);
if (pxlen > 0)
- *buf++ = _I0(addr);
+ *buf++ = _I0(net->prefix);
if (pxlen > 32)
- *buf++ = _I1(addr);
+ *buf++ = _I1(net->prefix);
if (pxlen > 64)
- *buf++ = _I2(addr);
+ *buf++ = _I2(net->prefix);
if (pxlen > 96)
- *buf++ = _I3(addr);
-#endif
+ *buf++ = _I3(net->prefix);
+
return buf;
}
static inline u32 *
-put_ipv6_addr(u32 *buf, ip_addr addr)
+ospf_put_ipv6_addr(u32 *buf, ip_addr addr)
{
- *(ip_addr *) buf = addr;
+ *(ip6_addr *) buf = ipa_to_ip6(addr);
return buf + 4;
}
@@ -831,17 +829,13 @@ static inline void ospf_notify_net_lsa(struct ospf_iface *ifa)
static inline void ospf_notify_link_lsa(struct ospf_iface *ifa)
{ ifa->update_link_lsa = 1; }
-
-#define ospf_is_v2(X) OSPF_IS_V2
-#define ospf_is_v3(X) (!OSPF_IS_V2)
-/*
static inline int ospf_is_v2(struct ospf_proto *p)
{ return p->ospf2; }
static inline int ospf_is_v3(struct ospf_proto *p)
{ return ! p->ospf2; }
-*/
-static inline int ospf_get_version(struct ospf_proto *p UNUSED4 UNUSED6)
+
+static inline int ospf_get_version(struct ospf_proto *p)
{ return ospf_is_v2(p) ? 2 : 3; }
struct ospf_area *ospf_find_area(struct ospf_proto *p, u32 aid);
@@ -925,7 +919,7 @@ static inline void ospf_send_to_des(struct ospf_iface *ifa)
#define SKIP(DSC) do { err_dsc = DSC; goto skip; } while(0)
#endif
-static inline uint ospf_pkt_hdrlen(struct ospf_proto *p UNUSED4 UNUSED6)
+static inline uint ospf_pkt_hdrlen(struct ospf_proto *p)
{ return ospf_is_v2(p) ? (sizeof(struct ospf_packet) + sizeof(union ospf_auth)) : sizeof(struct ospf_packet); }
static inline void * ospf_tx_buffer(struct ospf_iface *ifa)
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-27 23:29:11 +0000