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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_RENDERER_WEBCRYPTO_SHARED_CRYPTO_H_ | |
| 6 #define CONTENT_RENDERER_WEBCRYPTO_SHARED_CRYPTO_H_ | |
| 7 | |
| 8 #include "base/basictypes.h" | |
| 9 #include "base/compiler_specific.h" | |
| 10 #include "content/common/content_export.h" | |
| 11 #include "third_party/WebKit/public/platform/WebArrayBuffer.h" | |
| 12 #include "third_party/WebKit/public/platform/WebCrypto.h" | |
| 13 #include "third_party/WebKit/public/platform/WebCryptoAlgorithmParams.h" | |
| 14 | |
| 15 namespace content { | |
| 16 | |
| 17 namespace webcrypto { | |
| 18 | |
| 19 class CryptoData; | |
| 20 | |
| 21 class Status; | |
| 22 | |
| 23 // Do one-time initialization. It is safe to call this multiple times. | |
| 24 CONTENT_EXPORT void Init(); | |
| 25 | |
| 26 // The functions exported by shared_crypto.h provide a common entry point for | |
| 27 // synchronous crypto operations. | |
| 28 // | |
| 29 // Here is how the layer cake looks. | |
| 30 // | |
| 31 // Blink | |
| 32 // | | |
| 33 // ==============|========================== | |
| 34 // | | |
| 35 // content | |
| 36 // | | |
| 37 // | | |
| 38 // v | |
| 39 // WebCryptoImpl (Implements the blink::WebCrypto interface for | |
| 40 // | asynchronous completions) | |
| 41 // | | |
| 42 // | [shared_crypto_unittest.cc] | |
| 43 // | / | |
| 44 // | / (The blink::WebCrypto interface is not | |
| 45 // | / testable from the chromium side because | |
| 46 // | / the result object is not mockable. | |
| 47 // | / Tests are done on shared_crypto instead. | |
| 48 // V v | |
| 49 // [shared_crypto.h] (Exposes synchronous functions in the | |
| 50 // | webcrypto:: namespace. This does | |
| 51 // | common validations, infers default | |
| 52 // | parameters, and casts the algorithm | |
| 53 // | parameters to the right types) | |
| 54 // | | |
| 55 // V | |
| 56 // [platform_crypto.h] (Exposes functions in the webcrypto::platform | |
| 57 // | namespace) | |
| 58 // | | |
| 59 // | | |
| 60 // V | |
| 61 // [platform_crypto_{nss|openssl}.cc] (Implements using the platform crypto | |
| 62 // library) | |
| 63 // | |
| 64 // The shared_crypto.h functions are responsible for: | |
| 65 // | |
| 66 // * Validating the key usages | |
| 67 // * Inferring default parameters when not specified | |
| 68 // * Validating key exportability | |
| 69 // * Validating algorithm with key.algorithm | |
| 70 // * Converting the blink key to a more specific platform::{PublicKey, | |
| 71 // PrivateKey, SymKey} and making sure it was the right type. | |
| 72 // * Validating alogorithm specific parameters (for instance, was the iv for | |
| 73 // AES-CBC 16 bytes). | |
| 74 // * Parse a JWK | |
| 75 | |
| 76 CONTENT_EXPORT Status Encrypt(const blink::WebCryptoAlgorithm& algorithm, | |
| 77 const blink::WebCryptoKey& key, | |
| 78 const CryptoData& data, | |
| 79 blink::WebArrayBuffer* buffer); | |
| 80 | |
| 81 CONTENT_EXPORT Status Decrypt(const blink::WebCryptoAlgorithm& algorithm, | |
| 82 const blink::WebCryptoKey& key, | |
| 83 const CryptoData& data, | |
| 84 blink::WebArrayBuffer* buffer); | |
| 85 | |
| 86 CONTENT_EXPORT Status Digest(const blink::WebCryptoAlgorithm& algorithm, | |
| 87 const CryptoData& data, | |
| 88 blink::WebArrayBuffer* buffer); | |
| 89 | |
| 90 CONTENT_EXPORT Status | |
| 91 GenerateSecretKey(const blink::WebCryptoAlgorithm& algorithm, | |
| 92 bool extractable, | |
| 93 blink::WebCryptoKeyUsageMask usage_mask, | |
| 94 blink::WebCryptoKey* key); | |
| 95 | |
| 96 CONTENT_EXPORT Status | |
| 97 GenerateKeyPair(const blink::WebCryptoAlgorithm& algorithm, | |
| 98 bool extractable, | |
| 99 blink::WebCryptoKeyUsageMask usage_mask, | |
| 100 blink::WebCryptoKey* public_key, | |
| 101 blink::WebCryptoKey* private_key); | |
| 102 | |
| 103 CONTENT_EXPORT Status | |
| 104 ImportKey(blink::WebCryptoKeyFormat format, | |
| 105 const CryptoData& key_data, | |
| 106 const blink::WebCryptoAlgorithm& algorithm_or_null, | |
| 107 bool extractable, | |
| 108 blink::WebCryptoKeyUsageMask usage_mask, | |
| 109 blink::WebCryptoKey* key); | |
| 110 | |
| 111 CONTENT_EXPORT Status ExportKey(blink::WebCryptoKeyFormat format, | |
| 112 const blink::WebCryptoKey& key, | |
| 113 blink::WebArrayBuffer* buffer); | |
| 114 | |
| 115 CONTENT_EXPORT Status Sign(const blink::WebCryptoAlgorithm& algorithm, | |
| 116 const blink::WebCryptoKey& key, | |
| 117 const CryptoData& data, | |
| 118 blink::WebArrayBuffer* buffer); | |
| 119 | |
| 120 CONTENT_EXPORT Status | |
| 121 VerifySignature(const blink::WebCryptoAlgorithm& algorithm, | |
| 122 const blink::WebCryptoKey& key, | |
| 123 const CryptoData& signature, | |
| 124 const CryptoData& data, | |
| 125 bool* signature_match); | |
| 126 | |
| 127 CONTENT_EXPORT Status | |
| 128 ImportKeyJwk(const CryptoData& key_data, | |
| 129 const blink::WebCryptoAlgorithm& algorithm_or_null, | |
| 130 bool extractable, | |
| 131 blink::WebCryptoKeyUsageMask usage_mask, | |
| 132 blink::WebCryptoKey* key); | |
| 133 | |
| 134 } // namespace webcrypto | |
| 135 | |
| 136 } // namespace content | |
| 137 | |
| 138 #endif // CONTENT_RENDERER_WEBCRYPTO_SHARED_CRYPTO_H_ | |
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Chromium Code Reviews
Issue 188203003:
Move webcrypto to child/ and add support to worker_webkitplatformsupport. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src