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/*
* Copyright 2014 The Android Open Source Project
*
* 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
*
* http://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 SYSTEM_KEYMASTER_ASYMMETRIC_KEY_H
#define SYSTEM_KEYMASTER_ASYMMETRIC_KEY_H
#include <utility>
#include <openssl/evp.h>
#include <keymaster/key.h>
#include <keymaster/km_openssl/openssl_utils.h>
namespace keymaster {
class AsymmetricKey : public Key {
public:
AsymmetricKey(AuthorizationSet&& hw_enforced, AuthorizationSet&& sw_enforced,
const KeyFactory* key_factory)
: Key(std::move(hw_enforced), std::move(sw_enforced), key_factory) {}
virtual ~AsymmetricKey() {}
virtual int evp_key_type() const = 0;
keymaster_error_t formatted_key_material(keymaster_key_format_t format,
UniquePtr<uint8_t[]>* material,
size_t* size) const override;
// Create an OpenSSL EVP_PKEY for the key.
virtual EVP_PKEY_Ptr InternalToEvp() const = 0;
// Set the contents from an OpenSSL EVP_PKEY.
virtual bool EvpToInternal(const EVP_PKEY* pkey) = 0;
};
} // namespace keymaster
#endif // SYSTEM_KEYMASTER_ASYMMETRIC_KEY_H
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