| // Copyright 2015 The Cobalt Authors. 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 "cobalt/csp/crypto.h" |
| |
| #include "base/logging.h" |
| #include "base/strings/string_piece.h" |
| #include "crypto/sha2.h" |
| |
| namespace cobalt { |
| |
| namespace csp { |
| |
| bool ComputeDigest(HashAlgorithm algorithm, const char* digestable, |
| size_t length, DigestValue* digest_result) { |
| if (algorithm == kHashAlgorithmSha256) { |
| digest_result->resize(crypto::kSHA256Length); |
| crypto::SHA256HashString(base::StringPiece(digestable, length), |
| &(*digest_result)[0], digest_result->size()); |
| return true; |
| } else { |
| DLOG(ERROR) << "Unsupported hash algorithm " << algorithm; |
| return false; |
| } |
| } |
| |
| } // namespace csp |
| } // namespace cobalt |