1 // Copyright 2017 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/subtle/aes_gcm_boringssl.h" 18 19 #include <memory> 20 #include <utility> 21 22 #include "absl/memory/memory.h" 23 #include "tink/aead/internal/aead_from_zero_copy.h" 24 #include "tink/aead/internal/zero_copy_aead.h" 25 #include "tink/aead/internal/zero_copy_aes_gcm_boringssl.h" 26 #include "tink/internal/fips_utils.h" 27 #include "tink/util/secret_data.h" 28 #include "tink/util/status.h" 29 #include "tink/util/statusor.h" 30 31 namespace crypto { 32 namespace tink { 33 namespace subtle { 34 New(const util::SecretData & key)35util::StatusOr<std::unique_ptr<Aead>> AesGcmBoringSsl::New( 36 const util::SecretData& key) { 37 util::Status status = internal::CheckFipsCompatibility<AesGcmBoringSsl>(); 38 if (!status.ok()) { 39 return status; 40 } 41 42 util::StatusOr<std::unique_ptr<internal::ZeroCopyAead>> zero_copy_aead = 43 internal::ZeroCopyAesGcmBoringSsl::New(key); 44 if (!zero_copy_aead.ok()) { 45 return zero_copy_aead.status(); 46 } 47 return {absl::make_unique<internal::AeadFromZeroCopy>( 48 *std::move(zero_copy_aead))}; 49 } 50 51 } // namespace subtle 52 } // namespace tink 53 } // namespace crypto 54