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-rw-r--r--ospf6d/ospf6_message.c103
1 files changed, 13 insertions, 90 deletions
diff --git a/ospf6d/ospf6_message.c b/ospf6d/ospf6_message.c
index 362e8a96..5760874d 100644
--- a/ospf6d/ospf6_message.c
+++ b/ospf6d/ospf6_message.c
@@ -128,8 +128,7 @@ ospf6_hello_print (struct ospf6_header *oh)
zlog_debug (" Neighbor: %s", neighbor);
}
- if (p != OSPF6_MESSAGE_END (oh))
- zlog_debug ("Trailing garbage exists");
+ assert (p == OSPF6_MESSAGE_END (oh));
}
void
@@ -161,8 +160,7 @@ ospf6_dbdesc_print (struct ospf6_header *oh)
p += sizeof (struct ospf6_lsa_header))
ospf6_lsa_header_print_raw ((struct ospf6_lsa_header *) p);
- if (p != OSPF6_MESSAGE_END (oh))
- zlog_debug ("Trailing garbage exists");
+ assert (p == OSPF6_MESSAGE_END (oh));
}
void
@@ -185,8 +183,7 @@ ospf6_lsreq_print (struct ospf6_header *oh)
ospf6_lstype_name (e->type), id, adv_router);
}
- if (p != OSPF6_MESSAGE_END (oh))
- zlog_debug ("Trailing garbage exists");
+ assert (p == OSPF6_MESSAGE_END (oh));
}
void
@@ -211,35 +208,9 @@ ospf6_lsupdate_print (struct ospf6_header *oh)
p += OSPF6_LSA_SIZE (p))
{
ospf6_lsa_header_print_raw ((struct ospf6_lsa_header *) p);
- if (OSPF6_LSA_SIZE (p) < sizeof (struct ospf6_lsa_header))
- {
- zlog_debug (" Malformed LSA length, quit printing");
- break;
- }
}
- if (p != OSPF6_MESSAGE_END (oh))
- {
- char buf[32];
-
- int num = 0;
- memset (buf, 0, sizeof (buf));
-
- zlog_debug (" Trailing garbage exists");
- while (p < OSPF6_MESSAGE_END (oh))
- {
- snprintf (buf, sizeof (buf), "%s %2x", buf, *p++);
- num++;
- if (num == 8)
- {
- zlog_debug (" %s", buf);
- memset (buf, 0, sizeof (buf));
- num = 0;
- }
- }
- if (num)
- zlog_debug (" %s", buf);
- }
+ assert (p == OSPF6_MESSAGE_END (oh));
}
void
@@ -255,8 +226,7 @@ ospf6_lsack_print (struct ospf6_header *oh)
p += sizeof (struct ospf6_lsa_header))
ospf6_lsa_header_print_raw ((struct ospf6_lsa_header *) p);
- if (p != OSPF6_MESSAGE_END (oh))
- zlog_debug ("Trailing garbage exists");
+ assert (p == OSPF6_MESSAGE_END (oh));
}
static void
@@ -323,11 +293,7 @@ ospf6_hello_recv (struct in6_addr *src, struct in6_addr *dst,
twoway++;
}
- if (p != OSPF6_MESSAGE_END (oh))
- {
- if (IS_OSPF6_DEBUG_MESSAGE (oh->type, RECV))
- zlog_debug ("Trailing garbage ignored");
- }
+ assert (p == OSPF6_MESSAGE_END (oh));
/* RouterPriority check */
if (on->priority != hello->priority)
@@ -560,11 +526,7 @@ ospf6_dbdesc_recv_master (struct ospf6_header *oh,
}
}
- if (p != OSPF6_MESSAGE_END (oh))
- {
- if (IS_OSPF6_DEBUG_MESSAGE (oh->type, RECV))
- zlog_debug ("Trailing garbage ignored");
- }
+ assert (p == OSPF6_MESSAGE_END (oh));
/* Increment sequence number */
on->dbdesc_seqnum ++;
@@ -772,11 +734,7 @@ ospf6_dbdesc_recv_slave (struct ospf6_header *oh,
ospf6_lsa_delete (his);
}
- if (p != OSPF6_MESSAGE_END (oh))
- {
- if (IS_OSPF6_DEBUG_MESSAGE (oh->type, RECV))
- zlog_debug ("Trailing garbage ignored");
- }
+ assert (p == OSPF6_MESSAGE_END (oh));
/* Set sequence number to Master's */
on->dbdesc_seqnum = ntohl (dbdesc->seqnum);
@@ -912,11 +870,7 @@ ospf6_lsreq_recv (struct in6_addr *src, struct in6_addr *dst,
ospf6_lsdb_add (ospf6_lsa_copy (lsa), on->lsupdate_list);
}
- if (p != OSPF6_MESSAGE_END (oh))
- {
- if (IS_OSPF6_DEBUG_MESSAGE (oh->type, RECV))
- zlog_debug ("Trailing garbage ignored");
- }
+ assert (p == OSPF6_MESSAGE_END (oh));
/* schedule send lsupdate */
THREAD_OFF (on->thread_send_lsupdate);
@@ -1357,7 +1311,6 @@ ospf6_lsupdate_recv (struct in6_addr *src, struct in6_addr *dst,
{
struct ospf6_neighbor *on;
struct ospf6_lsupdate *lsupdate;
- unsigned long num;
char *p;
on = ospf6_neighbor_lookup (oh->router_id, oi);
@@ -1380,37 +1333,16 @@ ospf6_lsupdate_recv (struct in6_addr *src, struct in6_addr *dst,
lsupdate = (struct ospf6_lsupdate *)
((caddr_t) oh + sizeof (struct ospf6_header));
- num = ntohl (lsupdate->lsa_number);
-
/* Process LSAs */
for (p = (char *) ((caddr_t) lsupdate + sizeof (struct ospf6_lsupdate));
p < OSPF6_MESSAGE_END (oh) &&
p + OSPF6_LSA_SIZE (p) <= OSPF6_MESSAGE_END (oh);
p += OSPF6_LSA_SIZE (p))
{
- if (num == 0)
- break;
- if (OSPF6_LSA_SIZE (p) < sizeof (struct ospf6_lsa_header))
- {
- if (IS_OSPF6_DEBUG_MESSAGE (oh->type, RECV))
- zlog_debug ("Malformed LSA length, quit processing");
- break;
- }
-
ospf6_receive_lsa (on, (struct ospf6_lsa_header *) p);
- num--;
}
- if (num != 0)
- {
- if (IS_OSPF6_DEBUG_MESSAGE (oh->type, RECV))
- zlog_debug ("Malformed LSA number or LSA length");
- }
- if (p != OSPF6_MESSAGE_END (oh))
- {
- if (IS_OSPF6_DEBUG_MESSAGE (oh->type, RECV))
- zlog_debug ("Trailing garbage ignored");
- }
+ assert (p == OSPF6_MESSAGE_END (oh));
/* RFC2328 Section 10.9: When the neighbor responds to these requests
with the proper Link State Update packet(s), the Link state request
@@ -1526,11 +1458,7 @@ ospf6_lsack_recv (struct in6_addr *src, struct in6_addr *dst,
ospf6_lsa_delete (his);
}
- if (p != OSPF6_MESSAGE_END (oh))
- {
- if (IS_OSPF6_DEBUG_MESSAGE (oh->type, RECV))
- zlog_debug ("Trailing garbage ignored");
- }
+ assert (p == OSPF6_MESSAGE_END (oh));
}
static u_char *recvbuf = NULL;
@@ -1634,8 +1562,6 @@ ospf6_receive (struct thread *thread)
OSPF6_MESSAGE_TYPE_NAME (oh->type), oi->interface->name);
zlog_debug (" src: %s", srcname);
zlog_debug (" dst: %s", dstname);
- if (len != ntohs (oh->length))
- zlog_debug ("Message length does not match actually received: %d", len);
switch (oh->type)
{
@@ -1655,8 +1581,7 @@ ospf6_receive (struct thread *thread)
ospf6_lsack_print (oh);
break;
default:
- zlog_debug ("Unknown message");
- break;
+ assert (0);
}
}
@@ -1683,9 +1608,7 @@ ospf6_receive (struct thread *thread)
break;
default:
- if (IS_OSPF6_DEBUG_MESSAGE (OSPF6_MESSAGE_TYPE_UNKNOWN, RECV))
- zlog_debug ("Unknown message");
- break;
+ assert (0);
}
return 0;
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-05 17:00:22 +0000