crypto/ec_signature_creator_impl.h

   1 // Copyright (c) 2012 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 CRYPTO_EC_SIGNATURE_CREATOR_IMPL_H_
   6 #define CRYPTO_EC_SIGNATURE_CREATOR_IMPL_H_
   7
   8 #include "base/compiler_specific.h"
   9 #include "crypto/ec_signature_creator.h"
  10
  11 namespace crypto {
  12
  13 class ECSignatureCreatorImpl : public ECSignatureCreator {
  14  public:
  15   explicit ECSignatureCreatorImpl(ECPrivateKey* key);
  16   ~ECSignatureCreatorImpl() override;
  17
  18   bool Sign(const uint8* data,
  19             int data_len,
  20             std::vector<uint8>* signature) override;
  21
  22   bool DecodeSignature(const std::vector<uint8>& der_sig,
  23                        std::vector<uint8>* out_raw_sig) override;
  24
  25  private:
  26   ECPrivateKey* key_;
  27   size_t signature_len_;
  28
  29   DISALLOW_COPY_AND_ASSIGN(ECSignatureCreatorImpl);
  30 };
  31
  32 }  // namespace crypto
  33
  34 #endif  // CRYPTO_EC_SIGNATURE_CREATOR_IMPL_H_