content/child/webcrypto/algorithm_dispatch.h

   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_ALGORITHM_DISPATCH_H_
   6 #define CONTENT_CHILD_WEBCRYPTO_ALGORITHM_DISPATCH_H_
   7
   8 #include <stdint.h>
   9 #include <vector>
  10
  11 #include "base/memory/scoped_ptr.h"
  12 #include "content/common/content_export.h"
  13 #include "third_party/WebKit/public/platform/WebCrypto.h"
  14
  15 namespace content {
  16
  17 namespace webcrypto {
  18
  19 class AlgorithmImplementation;
  20 class CryptoData;
  21 class Status;
  22
  23 // These functions provide an entry point for synchronous webcrypto operations.
  24 //
  25 // The inputs to these methods come from Blink, and hence the validations done
  26 // by Blink can be assumed:
  27 //
  28 //   * The algorithm parameters are consistent with the algorithm
  29 //   * The key contains the required usage for the operation
  30
  31 CONTENT_EXPORT Status Encrypt(const blink::WebCryptoAlgorithm& algorithm,
  32                               const blink::WebCryptoKey& key,
  33                               const CryptoData& data,
  34                               std::vector<uint8_t>* buffer);
  35
  36 CONTENT_EXPORT Status Decrypt(const blink::WebCryptoAlgorithm& algorithm,
  37                               const blink::WebCryptoKey& key,
  38                               const CryptoData& data,
  39                               std::vector<uint8_t>* buffer);
  40
  41 CONTENT_EXPORT Status Digest(const blink::WebCryptoAlgorithm& algorithm,
  42                              const CryptoData& data,
  43                              std::vector<uint8_t>* buffer);
  44
  45 CONTENT_EXPORT Status
  46     GenerateSecretKey(const blink::WebCryptoAlgorithm& algorithm,
  47                       bool extractable,
  48                       blink::WebCryptoKeyUsageMask usage_mask,
  49                       blink::WebCryptoKey* key);
  50
  51 CONTENT_EXPORT Status
  52     GenerateKeyPair(const blink::WebCryptoAlgorithm& algorithm,
  53                     bool extractable,
  54                     blink::WebCryptoKeyUsageMask usage_mask,
  55                     blink::WebCryptoKey* public_key,
  56                     blink::WebCryptoKey* private_key);
  57
  58 CONTENT_EXPORT Status ImportKey(blink::WebCryptoKeyFormat format,
  59                                 const CryptoData& key_data,
  60                                 const blink::WebCryptoAlgorithm& algorithm,
  61                                 bool extractable,
  62                                 blink::WebCryptoKeyUsageMask usage_mask,
  63                                 blink::WebCryptoKey* key);
  64
  65 CONTENT_EXPORT Status ExportKey(blink::WebCryptoKeyFormat format,
  66                                 const blink::WebCryptoKey& key,
  67                                 std::vector<uint8_t>* buffer);
  68
  69 CONTENT_EXPORT Status Sign(const blink::WebCryptoAlgorithm& algorithm,
  70                            const blink::WebCryptoKey& key,
  71                            const CryptoData& data,
  72                            std::vector<uint8_t>* buffer);
  73
  74 CONTENT_EXPORT Status Verify(const blink::WebCryptoAlgorithm& algorithm,
  75                              const blink::WebCryptoKey& key,
  76                              const CryptoData& signature,
  77                              const CryptoData& data,
  78                              bool* signature_match);
  79
  80 CONTENT_EXPORT Status
  81     WrapKey(blink::WebCryptoKeyFormat format,
  82             const blink::WebCryptoKey& key_to_wrap,
  83             const blink::WebCryptoKey& wrapping_key,
  84             const blink::WebCryptoAlgorithm& wrapping_algorithm,
  85             std::vector<uint8_t>* buffer);
  86
  87 CONTENT_EXPORT Status
  88     UnwrapKey(blink::WebCryptoKeyFormat format,
  89               const CryptoData& wrapped_key_data,
  90               const blink::WebCryptoKey& wrapping_key,
  91               const blink::WebCryptoAlgorithm& wrapping_algorithm,
  92               const blink::WebCryptoAlgorithm& algorithm,
  93               bool extractable,
  94               blink::WebCryptoKeyUsageMask usage_mask,
  95               blink::WebCryptoKey* key);
  96
  97 CONTENT_EXPORT scoped_ptr<blink::WebCryptoDigestor> CreateDigestor(
  98     blink::WebCryptoAlgorithmId algorithm);
  99
 100 }  // namespace webcrypto
 101
 102 }  // namespace content
 103
 104 #endif  // CONTENT_CHILD_WEBCRYPTO_ALGORITHM_DISPATCH_H_