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nearby/internal/crypto/ec_signature_creator_impl.h
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suetfei 4bf31d18da Internal Flow change
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2022-08-05 12:30:23 -07:00

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// Copyright 2020 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef THIRD_PARTY_NEARBY_INTERNAL_CRYPTO_EC_SIGNATURE_CREATOR_IMPL_H_
#define THIRD_PARTY_NEARBY_INTERNAL_CRYPTO_EC_SIGNATURE_CREATOR_IMPL_H_
#include <stdint.h>
#include <vector>
#include "absl/types/span.h"
#include "internal/crypto/ec_signature_creator.h"
namespace crypto {
class ECSignatureCreatorImpl : public ECSignatureCreator {
public:
explicit ECSignatureCreatorImpl(ECPrivateKey* key);
ECSignatureCreatorImpl(const ECSignatureCreatorImpl&) = delete;
ECSignatureCreatorImpl& operator=(const ECSignatureCreatorImpl&) = delete;
~ECSignatureCreatorImpl() override;
bool Sign(absl::Span<const uint8_t> data,
std::vector<uint8_t>* signature) override;
bool DecodeSignature(const std::vector<uint8_t>& der_sig,
std::vector<uint8_t>* out_raw_sig) override;
private:
ECPrivateKey* key_;
};
} // namespace crypto
#endif // THIRD_PARTY_NEARBY_INTERNAL_CRYPTO_EC_SIGNATURE_CREATOR_IMPL_H_