1 // Copyright (c) 2013 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_WEBCRYPTO_IMPL_H_ 6 #define CONTENT_RENDERER_WEBCRYPTO_WEBCRYPTO_IMPL_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/WebCrypto.h" 12 13 namespace content { 14 15 class CONTENT_EXPORT WebCryptoImpl 16 : NON_EXPORTED_BASE(public blink::WebCrypto) { 17 public: 18 WebCryptoImpl(); 19 20 virtual void encrypt( 21 const blink::WebCryptoAlgorithm& algorithm, 22 const blink::WebCryptoKey& key, 23 const unsigned char* data, 24 unsigned data_size, 25 blink::WebCryptoResult result); 26 virtual void decrypt( 27 const blink::WebCryptoAlgorithm& algorithm, 28 const blink::WebCryptoKey& key, 29 const unsigned char* data, 30 unsigned data_size, 31 blink::WebCryptoResult result); 32 virtual void digest( 33 const blink::WebCryptoAlgorithm& algorithm, 34 const unsigned char* data, 35 unsigned data_size, 36 blink::WebCryptoResult result); 37 virtual void generateKey( 38 const blink::WebCryptoAlgorithm& algorithm, 39 bool extractable, 40 blink::WebCryptoKeyUsageMask usage_mask, 41 blink::WebCryptoResult result); 42 virtual void importKey( 43 blink::WebCryptoKeyFormat format, 44 const unsigned char* key_data, 45 unsigned key_data_size, 46 const blink::WebCryptoAlgorithm& algorithm_or_null, 47 bool extractable, 48 blink::WebCryptoKeyUsageMask usage_mask, 49 blink::WebCryptoResult result); 50 virtual void exportKey( 51 blink::WebCryptoKeyFormat format, 52 const blink::WebCryptoKey& key, 53 blink::WebCryptoResult result); 54 virtual void sign( 55 const blink::WebCryptoAlgorithm& algorithm, 56 const blink::WebCryptoKey& key, 57 const unsigned char* data, 58 unsigned data_size, 59 blink::WebCryptoResult result); 60 virtual void verifySignature( 61 const blink::WebCryptoAlgorithm& algorithm, 62 const blink::WebCryptoKey& key, 63 const unsigned char* signature, 64 unsigned signature_size, 65 const unsigned char* data, 66 unsigned data_size, 67 blink::WebCryptoResult result); 68 69 70 protected: 71 friend class WebCryptoImplTest; 72 73 void Init(); 74 75 bool EncryptInternal( 76 const blink::WebCryptoAlgorithm& algorithm, 77 const blink::WebCryptoKey& key, 78 const unsigned char* data, 79 unsigned data_size, 80 blink::WebArrayBuffer* buffer); 81 bool DecryptInternal( 82 const blink::WebCryptoAlgorithm& algorithm, 83 const blink::WebCryptoKey& key, 84 const unsigned char* data, 85 unsigned data_size, 86 blink::WebArrayBuffer* buffer); 87 bool DigestInternal( 88 const blink::WebCryptoAlgorithm& algorithm, 89 const unsigned char* data, 90 unsigned data_size, 91 blink::WebArrayBuffer* buffer); 92 bool GenerateKeyInternal( 93 const blink::WebCryptoAlgorithm& algorithm, 94 bool extractable, 95 blink::WebCryptoKeyUsageMask usage_mask, 96 blink::WebCryptoKey* key); 97 bool GenerateKeyPairInternal( 98 const blink::WebCryptoAlgorithm& algorithm, 99 bool extractable, 100 blink::WebCryptoKeyUsageMask usage_mask, 101 blink::WebCryptoKey* public_key, 102 blink::WebCryptoKey* private_key); 103 bool ImportKeyInternal( 104 blink::WebCryptoKeyFormat format, 105 const unsigned char* key_data, 106 unsigned key_data_size, 107 const blink::WebCryptoAlgorithm& algorithm_or_null, 108 bool extractable, 109 blink::WebCryptoKeyUsageMask usage_mask, 110 blink::WebCryptoKey* key); 111 bool ExportKeyInternal( 112 blink::WebCryptoKeyFormat format, 113 const blink::WebCryptoKey& key, 114 blink::WebArrayBuffer* buffer); 115 bool SignInternal( 116 const blink::WebCryptoAlgorithm& algorithm, 117 const blink::WebCryptoKey& key, 118 const unsigned char* data, 119 unsigned data_size, 120 blink::WebArrayBuffer* buffer); 121 bool VerifySignatureInternal( 122 const blink::WebCryptoAlgorithm& algorithm, 123 const blink::WebCryptoKey& key, 124 const unsigned char* signature, 125 unsigned signature_size, 126 const unsigned char* data, 127 unsigned data_size, 128 bool* signature_match); 129 130 bool ImportKeyJwk( 131 const unsigned char* key_data, 132 unsigned key_data_size, 133 const blink::WebCryptoAlgorithm& algorithm_or_null, 134 bool extractable, 135 blink::WebCryptoKeyUsageMask usage_mask, 136 blink::WebCryptoKey* key); 137 bool ImportRsaPublicKeyInternal( 138 const unsigned char* modulus_data, 139 unsigned modulus_size, 140 const unsigned char* exponent_data, 141 unsigned exponent_size, 142 const blink::WebCryptoAlgorithm& algorithm, 143 bool extractable, 144 blink::WebCryptoKeyUsageMask usage_mask, 145 blink::WebCryptoKey* key); 146 147 private: 148 DISALLOW_COPY_AND_ASSIGN(WebCryptoImpl); 149 }; 150 151 } // namespace content 152 153 #endif // CONTENT_RENDERER_WEBCRYPTO_WEBCRYPTO_IMPL_H_ 154
