| // Copyright 2017 Google Inc. All Rights Reserved. |
| // |
| // 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 "starboard/configuration.h" |
| #include "starboard/cryptography.h" |
| #include "starboard/shared/starboard/cryptography/cryptography_internal.h" |
| #include "starboard/shared/starboard/cryptography/software_aes.h" |
| |
| #if SB_API_VERSION < 4 |
| #error "SbCryptography requires SB_API_VERSION >= 4." |
| #endif |
| |
| using starboard::shared::starboard::cryptography::AES_gcm128_aad; |
| using starboard::shared::starboard::cryptography::kAlgorithmAes128Gcm; |
| |
| bool SbCryptographySetAuthenticatedData( |
| SbCryptographyTransformer transformer, |
| const void* data, |
| int data_size) { |
| if (transformer->algorithm != kAlgorithmAes128Gcm) { |
| SB_DLOG(ERROR) << "Trying to set AAD on non-GCM transformer."; |
| return false; |
| } |
| |
| int result = AES_gcm128_aad(&transformer->gcm_context, data, data_size); |
| return result == 1; |
| } |