| // Copyright 2016 The Fuchsia Authors |
| // |
| // 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. |
| |
| #include "util/crypto_util/mac.h" |
| |
| #include <openssl/digest.h> |
| #include <openssl/hmac.h> |
| |
| namespace cobalt { |
| |
| namespace crypto { |
| |
| namespace hmac { |
| |
| bool HMAC(const byte *key , const size_t key_len, const byte *data, |
| const size_t data_len, byte tag[TAG_SIZE]) { |
| unsigned int out_len_unused; |
| return HMAC(EVP_sha256(), key, key_len, data, data_len, tag, |
| &out_len_unused); |
| } |
| |
| } // namespace hmac |
| |
| } // namespace crypto |
| |
| } // namespace cobalt |
