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//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2018
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#pragma once
#include "td/telegram/net/DcId.h"
#include "td/mtproto/crypto.h"
#include "td/utils/common.h"
#include "td/utils/port/RwMutex.h"
#include "td/utils/Status.h"
#include <utility>
namespace td {
class PublicRsaKeyShared : public PublicRsaKeyInterface {
public:
explicit PublicRsaKeyShared(DcId dc_id);
class Listener {
public:
Listener() = default;
Listener(const Listener &) = delete;
Listener &operator=(const Listener &) = delete;
Listener(Listener &&) = delete;
Listener &operator=(Listener &&) = delete;
virtual ~Listener() = default;
virtual bool notify() = 0;
};
void add_rsa(RSA rsa);
Result<std::pair<RSA, int64>> get_rsa(const vector<int64> &fingerprints) override;
void drop_keys() override;
bool has_keys();
void add_listener(std::unique_ptr<Listener> listener);
DcId dc_id() const {
return dc_id_;
}
private:
DcId dc_id_;
struct RsaOption {
int64 fingerprint;
RSA rsa;
};
std::vector<RsaOption> options_;
std::vector<std::unique_ptr<Listener>> listeners_;
RwMutex rw_mutex_;
RSA *get_rsa_locked(int64 fingerprint);
void notify();
};
} // namespace td
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