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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_RSA_KEY_H_
#define SYSTEM_KEYMASTER_RSA_KEY_H_
#include <utility>
#include <openssl/rsa.h>
#include <keymaster/km_openssl/openssl_utils.h>
#include "asymmetric_key.h"
namespace keymaster {
class RsaKey : public AsymmetricKey {
public:
RsaKey(AuthorizationSet hw_enforced, AuthorizationSet sw_enforced, const KeyFactory* factory)
: AsymmetricKey(std::move(hw_enforced), std::move(sw_enforced), factory) {}
RsaKey(AuthorizationSet hw_enforced, AuthorizationSet sw_enforced, const KeyFactory* factory,
RSA_Ptr rsa_key)
: AsymmetricKey(std::move(hw_enforced), std::move(sw_enforced), factory),
rsa_key_(std::move(rsa_key)) {}
int evp_key_type() const override { return EVP_PKEY_RSA; }
EVP_PKEY_Ptr InternalToEvp() const override;
bool EvpToInternal(const EVP_PKEY* pkey) override;
bool SupportedMode(keymaster_purpose_t purpose, keymaster_padding_t padding);
bool SupportedMode(keymaster_purpose_t purpose, keymaster_digest_t digest);
RSA* key() const { return rsa_key_.get(); }
protected:
RsaKey(RSA* rsa, AuthorizationSet hw_enforced, AuthorizationSet sw_enforced,
const KeyFactory* key_factory)
: AsymmetricKey(std::move(hw_enforced), std::move(sw_enforced), key_factory), rsa_key_(rsa)
{}
private:
RSA_Ptr rsa_key_;
};
} // namespace keymaster
#endif // SYSTEM_KEYMASTER_RSA_KEY_H_
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