/*
 * 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.
 */
/**
 * @brief Common NAT inline functions
 */
#ifndef included_nat_inlines_h__
#define included_nat_inlines_h__

#include <vnet/ip/icmp46_packet.h>

static_always_inline u64
icmp_type_is_error_message (u8 icmp_type)
{
  int bmp = 0;
  bmp |= 1 << ICMP4_destination_unreachable;
  bmp |= 1 << ICMP4_time_exceeded;
  bmp |= 1 << ICMP4_parameter_problem;
  bmp |= 1 << ICMP4_source_quench;
  bmp |= 1 << ICMP4_redirect;
  bmp |= 1 << ICMP4_alternate_host_address;

  return (1ULL << icmp_type) & bmp;
}

#endif /* included_nat_inlines_h__ */
/*
 * fd.io coding-style-patch-verification: ON
 *
 * Local Variables:
 * eval: (c-set-style "gnu")
 * End:
 */