if (ip->protocol == IP_PROTOCOL_TCP)
{
tcp_header_t *tcp = ip4_next_header(ip);
- nat44_set_tcp_session_state (sm, s, tcp, thread_index);
+ if (nat44_set_tcp_session_state (sm, s, tcp, thread_index))
+ return 1;
}
/* Per-user LRU list maintenance */
clib_dlist_remove (tsm->list_pool, s->per_user_index);
if (is_fwd_bypass_session (s))
{
if (ip->protocol == IP_PROTOCOL_TCP)
- nat44_set_tcp_session_state (sm, s, tcp, thread_index);
+ {
+ if (nat44_set_tcp_session_state (sm, s, tcp, thread_index))
+ return 0;
+ }
/* Per-user LRU list maintenance */
clib_dlist_remove (tsm->list_pool, s->per_user_index);
clib_dlist_addtail (tsm->list_pool, s->per_user_list_head_index,
s->ext_host_addr.as_u32, ip4_header_t, dst_address);
ip->checksum = ip_csum_fold (sum);
+ if (vnet_buffer(b)->sw_if_index[VLIB_TX] == ~0)
+ vnet_buffer(b)->sw_if_index[VLIB_TX] = sm->outside_fib_index;
+
if (PREDICT_TRUE(proto == SNAT_PROTOCOL_TCP))
{
old_port = tcp->src_port;
ip->dst_address.as_u32 = s->ext_host_addr.as_u32;
}
tcp->checksum = ip_csum_fold(sum);
- nat44_set_tcp_session_state (sm, s, tcp, thread_index);
+ if (nat44_set_tcp_session_state (sm, s, tcp, thread_index))
+ return s;
}
else
{
udp->checksum = 0;
}
- if (vnet_buffer(b)->sw_if_index[VLIB_TX] == ~0)
- vnet_buffer(b)->sw_if_index[VLIB_TX] = sm->outside_fib_index;
-
/* Accounting */
s->last_heard = now;
s->total_pkts++;
ip4_header_t /* cheat */,
length /* changed member */);
tcp0->checksum = ip_csum_fold(sum0);
- nat44_set_tcp_session_state (sm, s0, tcp0, thread_index);
+ if (nat44_set_tcp_session_state (sm, s0, tcp0, thread_index))
+ goto trace00;
}
else
{
ip4_header_t /* cheat */,
length /* changed member */);
tcp1->checksum = ip_csum_fold(sum1);
- nat44_set_tcp_session_state (sm, s1, tcp1, thread_index);
+ if (nat44_set_tcp_session_state (sm, s1, tcp1, thread_index))
+ goto trace01;
}
else
{
ip4_header_t /* cheat */,
length /* changed member */);
tcp0->checksum = ip_csum_fold(sum0);
- nat44_set_tcp_session_state (sm, s0, tcp0, thread_index);
+ if (nat44_set_tcp_session_state (sm, s0, tcp0, thread_index))
+ goto trace0;
}
else
{
src_address /* changed member */);
ip0->checksum = ip_csum_fold (sum0);
+ /* Hairpinning */
+ nat44_reass_hairpinning (sm, b0, ip0, s0->out2in.port,
+ s0->ext_host_port, proto0);
+
if (PREDICT_FALSE (ip4_is_first_fragment (ip0)))
{
if (PREDICT_TRUE(proto0 == SNAT_PROTOCOL_TCP))
ip4_header_t /* cheat */,
length /* changed member */);
tcp0->checksum = ip_csum_fold(sum0);
- nat44_set_tcp_session_state (sm, s0, tcp0, thread_index);
+ if (nat44_set_tcp_session_state (sm, s0, tcp0, thread_index))
+ goto trace0;
}
else
{
}
}
- /* Hairpinning */
- nat44_reass_hairpinning (sm, b0, ip0, s0->out2in.port,
- s0->ext_host_port, proto0);
-
/* Accounting */
s0->last_heard = now;
s0->total_pkts++;