1 // Copyright 2019 Google Inc. 2 // 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 17 #include "tink/streamingaead/streaming_aead_config.h" 18 19 #include "absl/memory/memory.h" 20 #include "tink/config/config_util.h" 21 #include "tink/config/tink_fips.h" 22 #include "tink/registry.h" 23 #include "tink/streamingaead/aes_ctr_hmac_streaming_key_manager.h" 24 #include "tink/streamingaead/aes_gcm_hkdf_streaming_key_manager.h" 25 #include "tink/streamingaead/streaming_aead_wrapper.h" 26 #include "tink/util/status.h" 27 28 namespace crypto { 29 namespace tink { 30 31 // static Register()32util::Status StreamingAeadConfig::Register() { 33 // Register primitive wrapper. 34 auto status = Registry::RegisterPrimitiveWrapper( 35 absl::make_unique<StreamingAeadWrapper>()); 36 37 // Currently there are no streaming encryption key managers which only use 38 // FIPS-validated implementations, therefore none will be registered in 39 if (IsFipsModeEnabled()) { 40 return util::OkStatus(); 41 } 42 43 status = Registry::RegisterKeyTypeManager( 44 absl::make_unique<AesGcmHkdfStreamingKeyManager>(), true); 45 if (!status.ok()) return status; 46 47 status = Registry::RegisterKeyTypeManager( 48 absl::make_unique<AesCtrHmacStreamingKeyManager>(), true); 49 if (!status.ok()) return status; 50 51 return util::OkStatus(); 52 } 53 54 } // namespace tink 55 } // namespace crypto 56