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/**
* Copyright (C) 2022-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the Server Side Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#pragma once
#include <string>
#include <vector>
#include "mongo/base/data_range.h"
#include "mongo/base/string_data.h"
#include "mongo/bson/bsonobj.h"
#include "mongo/bson/bsonobjbuilder.h"
namespace mongo::crypto {
/**
* Provides an interface for managing parameters to an RSA signing operation.
* Note that this key contains public material only, and is not suitable for decryption.
*/
class RsaPublicKey {
public:
/**
* Creates an `RsaPublicKey` instance identified by the opaque string name {keyId}.
* The RSA operation parameters of {E} and {N} must be passed as Base64URL encoded values (RFC
* 4648 ยง5).
*/
RsaPublicKey(StringData keyId, ConstDataRange e, ConstDataRange n);
std::size_t getKeySizeBytes() const {
return _n.size();
}
ConstDataRange getE() const {
return ConstDataRange(_e);
}
ConstDataRange getN() const {
return ConstDataRange(_n);
}
StringData getKeyId() const {
return _keyId;
}
void appendToBSON(BSONObjBuilder* builder) const;
BSONObj toBSON() const {
BSONObjBuilder builder;
appendToBSON(&builder);
return builder.obj();
}
private:
std::string _keyId;
std::vector<std::uint8_t> _e;
std::vector<std::uint8_t> _n;
};
} // namespace mongo::crypto
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