Line data    Source code

       1             : /*
       2             :  * Copyright (c) 2020 Cisco and/or its affiliates.
       3             :  * Licensed under the Apache License, Version 2.0 (the "License");
       4             :  * you may not use this file except in compliance with the License.
       5             :  * You may obtain a copy of the License at:
       6             :  *
       7             :  *     http://www.apache.org/licenses/LICENSE-2.0
       8             :  *
       9             :  * Unless required by applicable law or agreed to in writing, software
      10             :  * distributed under the License is distributed on an "AS IS" BASIS,
      11             :  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      12             :  * See the License for the specific language governing permissions and
      13             :  * limitations under the License.
      14             :  */
      15             : /**
      16             :  * @brief Common NAT inline functions
      17             :  */
      18             : #ifndef included_nat_inlines_h__
      19             : #define included_nat_inlines_h__
      20             : 
      21             : #include <vnet/ip/icmp46_packet.h>
      22             : 
      23             : static_always_inline u64
      24       37910 : icmp_type_is_error_message (u8 icmp_type)
      25             : {
      26       37910 :   int bmp = 0;
      27       37910 :   bmp |= 1 << ICMP4_destination_unreachable;
      28       37910 :   bmp |= 1 << ICMP4_time_exceeded;
      29       37910 :   bmp |= 1 << ICMP4_parameter_problem;
      30       37910 :   bmp |= 1 << ICMP4_source_quench;
      31       37910 :   bmp |= 1 << ICMP4_redirect;
      32       37910 :   bmp |= 1 << ICMP4_alternate_host_address;
      33             : 
      34       37910 :   return (1ULL << icmp_type) & bmp;
      35             : }
      36             : 
      37             : #endif /* included_nat_inlines_h__ */
      38             : /*
      39             :  * fd.io coding-style-patch-verification: ON
      40             :  *
      41             :  * Local Variables:
      42             :  * eval: (c-set-style "gnu")
      43             :  * End:
      44             :  */