diff options
author | Luca Muscariello <lumuscar+fdio@cisco.com> | 2017-02-24 07:59:45 +0000 |
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committer | Gerrit Code Review <gerrit@fd.io> | 2017-02-24 07:59:45 +0000 |
commit | e0ec678c016fbce560e7f94973d4fada3ba5e799 (patch) | |
tree | a171ed331a830510f3064a6ad99b296ac1b2d2bc /metis/ccnx/forwarder/metis/io/metis_Ethernet.h | |
parent | f28308bd99381ef5f1e178e2e1f870f245e35873 (diff) | |
parent | c580a00aac271a524e5a75b35f4b91c174ed227b (diff) |
Merge "Initial commit: sb-forwarder, metis." into sb-forwarder/master
Diffstat (limited to 'metis/ccnx/forwarder/metis/io/metis_Ethernet.h')
-rw-r--r-- | metis/ccnx/forwarder/metis/io/metis_Ethernet.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/metis/ccnx/forwarder/metis/io/metis_Ethernet.h b/metis/ccnx/forwarder/metis/io/metis_Ethernet.h new file mode 100644 index 00000000..9c560e94 --- /dev/null +++ b/metis/ccnx/forwarder/metis/io/metis_Ethernet.h @@ -0,0 +1,36 @@ +/* + * Copyright (c) 2017 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. + */ + +/** + * @file metis_Ethernet.h + * @brief Helpers for Ethernet frames + * + */ + +#ifndef Metis_metis_Ethernet_h +#define Metis_metis_Ethernet_h + +/** + * returns true is the ethertype is at least 0x0600 indicating + * a type II frame (IEEE 802.3x-1997) + * + * @param [in] ethertype The ethertype in host byte order + * + * @retval true if the ethertype is at least 0x0600 + * @retval false Otherwise + */ +#define metisEthernet_IsValidEthertype(ethertype) ((ethertype) >= 0x0600) + +#endif |