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// Copyright 2020 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/webcrypto/algorithm_implementation.h"
#include "components/webcrypto/status.h"
namespace webcrypto {
namespace {
// This class implements the Ed25519 algorithm, which is a particular parameter
// choice for the EdDSA algorithm specified by RFC 8032. The underlying curve
// used by Ed25519 is equivalent to Curve25519 specified by RFC 7748.
//
// TODO(crbug.com/1032821): See also
// https://chromestatus.com/feature/4913922408710144.
class Ed25519Implementation : public AlgorithmImplementation {
public:
Status Sign(const blink::WebCryptoAlgorithm& algorithm,
const blink::WebCryptoKey& key,
const CryptoData& data,
std::vector<uint8_t>* buffer) const override {
// TODO(crbug.com/1032821): Implement this.
return Status::ErrorUnsupported();
}
Status Verify(const blink::WebCryptoAlgorithm& algorithm,
const blink::WebCryptoKey& key,
const CryptoData& signature,
const CryptoData& data,
bool* signature_match) const override {
// TODO(crbug.com/1032821): Implement this.
return Status::ErrorUnsupported();
}
};
} // namespace
std::unique_ptr<AlgorithmImplementation> CreateEd25519Implementation() {
return std::make_unique<Ed25519Implementation>();
}
} // namespace webcrypto
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