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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef CONTENT_CHILD_WEBCRYPTO_WEBCRYPTO_IMPL_H_ | |
| 6 #define CONTENT_CHILD_WEBCRYPTO_WEBCRYPTO_IMPL_H_ | |
| 7 | |
| 8 #include "base/basictypes.h" | |
| 9 #include "base/compiler_specific.h" | |
| 10 #include "third_party/WebKit/public/platform/WebCrypto.h" | |
| 11 #include "third_party/WebKit/public/platform/WebCryptoAlgorithm.h" | |
| 12 #include "third_party/WebKit/public/platform/WebVector.h" | |
| 13 | |
| 14 namespace content { | |
| 15 | |
| 16 // Wrapper around the Blink WebCrypto asynchronous interface, which forwards to | |
| 17 // the synchronous platform (NSS or OpenSSL) implementation. | |
| 18 // | |
| 19 // WebCryptoImpl is threadsafe. | |
| 20 // | |
| 21 // EnsureInit() must be called prior to using methods on WebCryptoImpl(). | |
| 22 class WebCryptoImpl : public blink::WebCrypto { | |
| 23 public: | |
| 24 WebCryptoImpl(); | |
| 25 | |
| 26 // TODO(eroman): Once Blink and Chromium repositories are merged, use | |
| 27 // "override" in place of virtual. | |
| 28 | |
| 29 virtual ~WebCryptoImpl(); | |
| 30 | |
| 31 virtual void encrypt(const blink::WebCryptoAlgorithm& algorithm, | |
| 32 const blink::WebCryptoKey& key, | |
| 33 const unsigned char* data, | |
| 34 unsigned int data_size, | |
| 35 blink::WebCryptoResult result); | |
| 36 virtual void decrypt(const blink::WebCryptoAlgorithm& algorithm, | |
| 37 const blink::WebCryptoKey& key, | |
| 38 const unsigned char* data, | |
| 39 unsigned int data_size, | |
| 40 blink::WebCryptoResult result); | |
| 41 virtual void digest(const blink::WebCryptoAlgorithm& algorithm, | |
| 42 const unsigned char* data, | |
| 43 unsigned int data_size, | |
| 44 blink::WebCryptoResult result); | |
| 45 virtual void generateKey(const blink::WebCryptoAlgorithm& algorithm, | |
| 46 bool extractable, | |
| 47 blink::WebCryptoKeyUsageMask usages, | |
| 48 blink::WebCryptoResult result); | |
| 49 virtual void importKey(blink::WebCryptoKeyFormat format, | |
| 50 const unsigned char* key_data, | |
| 51 unsigned int key_data_size, | |
| 52 const blink::WebCryptoAlgorithm& algorithm, | |
| 53 bool extractable, | |
| 54 blink::WebCryptoKeyUsageMask usages, | |
| 55 blink::WebCryptoResult result); | |
| 56 virtual void exportKey(blink::WebCryptoKeyFormat format, | |
| 57 const blink::WebCryptoKey& key, | |
| 58 blink::WebCryptoResult result); | |
| 59 virtual void sign(const blink::WebCryptoAlgorithm& algorithm, | |
| 60 const blink::WebCryptoKey& key, | |
| 61 const unsigned char* data, | |
| 62 unsigned int data_size, | |
| 63 blink::WebCryptoResult result); | |
| 64 virtual void verifySignature(const blink::WebCryptoAlgorithm& algorithm, | |
| 65 const blink::WebCryptoKey& key, | |
| 66 const unsigned char* signature, | |
| 67 unsigned int signature_size, | |
| 68 const unsigned char* data, | |
| 69 unsigned int data_size, | |
| 70 blink::WebCryptoResult result); | |
| 71 virtual void wrapKey(blink::WebCryptoKeyFormat format, | |
| 72 const blink::WebCryptoKey& key, | |
| 73 const blink::WebCryptoKey& wrapping_key, | |
| 74 const blink::WebCryptoAlgorithm& wrap_algorithm, | |
| 75 blink::WebCryptoResult result); | |
| 76 virtual void unwrapKey( | |
| 77 blink::WebCryptoKeyFormat format, | |
| 78 const unsigned char* wrapped_key, | |
| 79 unsigned wrapped_key_size, | |
| 80 const blink::WebCryptoKey& wrapping_key, | |
| 81 const blink::WebCryptoAlgorithm& unwrap_algorithm, | |
| 82 const blink::WebCryptoAlgorithm& unwrapped_key_algorithm, | |
| 83 bool extractable, | |
| 84 blink::WebCryptoKeyUsageMask usages, | |
| 85 blink::WebCryptoResult result); | |
| 86 | |
| 87 virtual void deriveBits(const blink::WebCryptoAlgorithm& algorithm, | |
| 88 const blink::WebCryptoKey& base_key, | |
| 89 unsigned int length_bits, | |
| 90 blink::WebCryptoResult result); | |
| 91 | |
| 92 virtual void deriveKey(const blink::WebCryptoAlgorithm& algorithm, | |
| 93 const blink::WebCryptoKey& base_key, | |
| 94 const blink::WebCryptoAlgorithm& import_algorithm, | |
| 95 const blink::WebCryptoAlgorithm& key_length_algorithm, | |
| 96 bool extractable, | |
| 97 blink::WebCryptoKeyUsageMask usages, | |
| 98 blink::WebCryptoResult result); | |
| 99 | |
| 100 // This method returns a digestor object that can be used to synchronously | |
| 101 // compute a digest one chunk at a time. Thus, the consume does not need to | |
| 102 // hold onto a large buffer with all the data to digest. Chunks can be given | |
| 103 // one at a time and the digest will be computed piecemeal. The allocated | |
| 104 // WebCrytpoDigestor that is returned by createDigestor must be freed by the | |
| 105 // caller. | |
| 106 virtual blink::WebCryptoDigestor* createDigestor( | |
| 107 blink::WebCryptoAlgorithmId algorithm_id); | |
| 108 | |
| 109 virtual bool deserializeKeyForClone( | |
| 110 const blink::WebCryptoKeyAlgorithm& algorithm, | |
| 111 blink::WebCryptoKeyType type, | |
| 112 bool extractable, | |
| 113 blink::WebCryptoKeyUsageMask usages, | |
| 114 const unsigned char* key_data, | |
| 115 unsigned key_data_size, | |
| 116 blink::WebCryptoKey& key); | |
| 117 | |
| 118 virtual bool serializeKeyForClone(const blink::WebCryptoKey& key, | |
| 119 blink::WebVector<unsigned char>& key_data); | |
| 120 | |
| 121 private: | |
| 122 DISALLOW_COPY_AND_ASSIGN(WebCryptoImpl); | |
| 123 }; | |
| 124 | |
| 125 } // namespace content | |
| 126 | |
| 127 #endif // CONTENT_CHILD_WEBCRYPTO_WEBCRYPTO_IMPL_H_ | |
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Chromium Code Reviews
Issue 1077273002:
html_viewer: Move webcrypto to a place where html_viewer can use it. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master