content/renderer/webcrypto/webcrypto_impl.h

   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_