Carmelo Cascone | c8d3486 | 2017-07-30 00:48:23 -0400 | [diff] [blame] | 1 | /* |
Brian O'Connor | a09fe5b | 2017-08-03 21:12:30 -0700 | [diff] [blame] | 2 | * Copyright 2017-present Open Networking Foundation |
Carmelo Cascone | c8d3486 | 2017-07-30 00:48:23 -0400 | [diff] [blame] | 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
Carmelo Cascone | ca94bcf | 2017-10-27 14:16:59 -0700 | [diff] [blame] | 17 | #ifndef __CHECKSUMS__ |
| 18 | #define __CHECKSUMS__ |
| 19 | |
Yi Tseng | 2162993 | 2017-06-06 11:17:43 -0700 | [diff] [blame] | 20 | #include "headers.p4" |
Yi Tseng | 2162993 | 2017-06-06 11:17:43 -0700 | [diff] [blame] | 21 | |
Carmelo Cascone | ca94bcf | 2017-10-27 14:16:59 -0700 | [diff] [blame] | 22 | control verify_checksum_control(inout headers_t hdr, |
| 23 | inout local_metadata_t local_metadata) { |
Yi Tseng | 2162993 | 2017-06-06 11:17:43 -0700 | [diff] [blame] | 24 | apply { |
Carmelo Cascone | ca94bcf | 2017-10-27 14:16:59 -0700 | [diff] [blame] | 25 | // Assume checksum is always correct. |
Yi Tseng | 2162993 | 2017-06-06 11:17:43 -0700 | [diff] [blame] | 26 | } |
| 27 | } |
| 28 | |
Carmelo Cascone | ca94bcf | 2017-10-27 14:16:59 -0700 | [diff] [blame] | 29 | control compute_checksum_control(inout headers_t hdr, |
| 30 | inout local_metadata_t local_metadata) { |
Yi Tseng | 2162993 | 2017-06-06 11:17:43 -0700 | [diff] [blame] | 31 | apply { |
Carmelo Cascone | ca94bcf | 2017-10-27 14:16:59 -0700 | [diff] [blame] | 32 | // No need to recompute. |
Yi Tseng | 2162993 | 2017-06-06 11:17:43 -0700 | [diff] [blame] | 33 | } |
| 34 | } |
Carmelo Cascone | 837e645 | 2017-07-19 20:35:22 -0400 | [diff] [blame] | 35 | |
Yi Tseng | 2162993 | 2017-06-06 11:17:43 -0700 | [diff] [blame] | 36 | #endif |