| // 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. |
| // |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| #ifndef TINK_SUBTLE_STREAMING_AEAD_TEST_UTIL_H_ |
| #define TINK_SUBTLE_STREAMING_AEAD_TEST_UTIL_H_ |
| |
| #include "absl/strings/string_view.h" |
| #include "tink/streaming_aead.h" |
| #include "tink/util/status.h" |
| |
| namespace crypto { |
| namespace tink { |
| |
| // Encrypt with NewEncryptingStream, then decrypt using NewDecryptingStream, |
| // and NewDecryptingRandomAccessStream (for a few fragments). |
| // 'ciphertext_offset' is the offset of the actual ciphertext in the |
| // computed ciphertext stream (cf. description of StreamSegmentEncrypter |
| // in stream_segment_encrypter.h). |
| // Any error will be propagated to the caller. Returns OK if the resulting |
| // decryptions are equal to the plaintext. |
| crypto::tink::util::Status EncryptThenDecrypt(StreamingAead* encrypter, |
| StreamingAead* decrypter, |
| absl::string_view plaintext, |
| absl::string_view associated_data, |
| int ciphertext_offset); |
| |
| } // namespace tink |
| } // namespace crypto |
| |
| #endif // TINK_SUBTLE_STREAMING_AEAD_TEST_UTIL_H_ |