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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "platform/Crypto.h" | 5 #include "platform/Crypto.h" |
| 6 | 6 |
| 7 #include "public/platform/Platform.h" | 7 #include "public/platform/Platform.h" |
| 8 #include "public/platform/WebCrypto.h" | 8 #include "public/platform/WebCrypto.h" |
| 9 #include "public/platform/WebCryptoAlgorithm.h" | 9 #include "public/platform/WebCryptoAlgorithm.h" |
| 10 #include <memory> | 10 #include <memory> |
| (...skipping 18 matching lines...) Expand all Loading... |
| 29 | 29 |
| 30 bool ComputeDigest(HashAlgorithm algorithm, | 30 bool ComputeDigest(HashAlgorithm algorithm, |
| 31 const char* digestable, | 31 const char* digestable, |
| 32 size_t length, | 32 size_t length, |
| 33 DigestValue& digest_result) { | 33 DigestValue& digest_result) { |
| 34 WebCryptoAlgorithmId algorithm_id = ToWebCryptoAlgorithmId(algorithm); | 34 WebCryptoAlgorithmId algorithm_id = ToWebCryptoAlgorithmId(algorithm); |
| 35 WebCrypto* crypto = Platform::Current()->Crypto(); | 35 WebCrypto* crypto = Platform::Current()->Crypto(); |
| 36 unsigned char* result; | 36 unsigned char* result; |
| 37 unsigned result_size; | 37 unsigned result_size; |
| 38 | 38 |
| 39 ASSERT(crypto); | 39 DCHECK(crypto); |
| 40 | 40 |
| 41 std::unique_ptr<WebCryptoDigestor> digestor = | 41 std::unique_ptr<WebCryptoDigestor> digestor = |
| 42 crypto->CreateDigestor(algorithm_id); | 42 crypto->CreateDigestor(algorithm_id); |
| 43 DCHECK(digestor); | 43 DCHECK(digestor); |
| 44 if (!digestor->Consume(reinterpret_cast<const unsigned char*>(digestable), | 44 if (!digestor->Consume(reinterpret_cast<const unsigned char*>(digestable), |
| 45 length) || | 45 length) || |
| 46 !digestor->Finish(result, result_size)) | 46 !digestor->Finish(result, result_size)) |
| 47 return false; | 47 return false; |
| 48 | 48 |
| 49 digest_result.Append(static_cast<uint8_t*>(result), result_size); | 49 digest_result.Append(static_cast<uint8_t*>(result), result_size); |
| 50 return true; | 50 return true; |
| 51 } | 51 } |
| 52 | 52 |
| 53 std::unique_ptr<WebCryptoDigestor> CreateDigestor(HashAlgorithm algorithm) { | 53 std::unique_ptr<WebCryptoDigestor> CreateDigestor(HashAlgorithm algorithm) { |
| 54 return Platform::Current()->Crypto()->CreateDigestor( | 54 return Platform::Current()->Crypto()->CreateDigestor( |
| 55 ToWebCryptoAlgorithmId(algorithm)); | 55 ToWebCryptoAlgorithmId(algorithm)); |
| 56 } | 56 } |
| 57 | 57 |
| 58 void FinishDigestor(WebCryptoDigestor* digestor, DigestValue& digest_result) { | 58 void FinishDigestor(WebCryptoDigestor* digestor, DigestValue& digest_result) { |
| 59 unsigned char* result = 0; | 59 unsigned char* result = 0; |
| 60 unsigned result_size = 0; | 60 unsigned result_size = 0; |
| 61 | 61 |
| 62 if (!digestor->Finish(result, result_size)) | 62 if (!digestor->Finish(result, result_size)) |
| 63 return; | 63 return; |
| 64 | 64 |
| 65 ASSERT(result); | 65 DCHECK(result); |
| 66 | 66 |
| 67 digest_result.Append(static_cast<uint8_t*>(result), result_size); | 67 digest_result.Append(static_cast<uint8_t*>(result), result_size); |
| 68 } | 68 } |
| 69 | 69 |
| 70 } // namespace blink | 70 } // namespace blink |
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