From a210798c407035f09c10c018ebdaf12312161730 Mon Sep 17 00:00:00 2001 From: Filip Varga Date: Thu, 10 Dec 2020 15:55:25 +0100 Subject: nat: refactor and split fo EI/ED features This patch is aimed at moving EI features out of NAT44 plugin & split of EI/ED functions. Type: refactor Change-Id: I63cf70a264ed2512708fe92665d64f04690783d0 Signed-off-by: Filip Varga --- src/plugins/nat/nat44-ei/nat44_ei_inlines.h | 51 +++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 src/plugins/nat/nat44-ei/nat44_ei_inlines.h (limited to 'src/plugins/nat/nat44-ei/nat44_ei_inlines.h') diff --git a/src/plugins/nat/nat44-ei/nat44_ei_inlines.h b/src/plugins/nat/nat44-ei/nat44_ei_inlines.h new file mode 100644 index 00000000000..f7089ea0c21 --- /dev/null +++ b/src/plugins/nat/nat44-ei/nat44_ei_inlines.h @@ -0,0 +1,51 @@ +/* + * Copyright (c) 2020 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef __included_nat44_ei_inlines_h__ +#define __included_nat44_ei_inlines_h__ + +#include + +static_always_inline u8 +nat44_ei_maximum_sessions_exceeded (snat_main_t *sm, u32 thread_index) +{ + if (pool_elts (sm->per_thread_data[thread_index].sessions) >= + sm->max_translations_per_thread) + return 1; + return 0; +} + +always_inline void +nat44_ei_session_update_counters (snat_session_t *s, f64 now, uword bytes, + u32 thread_index) +{ + s->last_heard = now; + s->total_pkts++; + s->total_bytes += bytes; + nat_ha_sref (&s->out2in.addr, s->out2in.port, &s->ext_host_addr, + s->ext_host_port, s->nat_proto, s->out2in.fib_index, + s->total_pkts, s->total_bytes, thread_index, + &s->ha_last_refreshed, now); +} + +#endif /* __included_nat44_ei_inlines_h__ */ + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ -- cgit 1.2.3-korg