tdlight/td/mtproto/AuthKey.h

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//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2022
//
// 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/utils/common.h"
#include "td/utils/Time.h"
namespace td {
namespace mtproto {
class AuthKey {
public:
AuthKey() = default;
AuthKey(uint64 auth_key_id, string &&auth_key) : auth_key_id_(auth_key_id), auth_key_(auth_key) {
}
void break_key() {
auth_key_id_++;
auth_key_[0]++;
}
bool empty() const {
return auth_key_.empty();
}
const string &key() const {
return auth_key_;
}
uint64 id() const {
return auth_key_id_;
}
bool auth_flag() const {
return auth_flag_;
}
void set_auth_flag(bool new_auth_flag) {
auth_flag_ = new_auth_flag;
}
bool need_header() const {
return have_header_ || Time::now() < header_expires_at_;
}
void remove_header() {
if (have_header_) {
have_header_ = false;
header_expires_at_ = Time::now() + 3;
}
}
double expires_at() const {
return expires_at_;
}
double created_at() const {
return created_at_;
}
void set_expires_at(double expires_at) {
expires_at_ = expires_at;
// expires_at_ = Time::now() + 60 * 60 + 10 * 60;
}
void set_created_at(double created_at) {
created_at_ = created_at;
}
void clear() {
auth_key_.clear();
}
static constexpr int32 AUTH_FLAG = 1;
static constexpr int32 HAS_CREATED_AT = 4;
template <class StorerT>
void store(StorerT &storer) const {
storer.store_binary(auth_key_id_);
bool has_created_at = created_at_ != 0;
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storer.store_binary(static_cast<int32>((auth_flag_ ? AUTH_FLAG : 0) | (has_created_at ? HAS_CREATED_AT : 0)));
storer.store_string(auth_key_);
if (has_created_at) {
storer.store_binary(created_at_);
}
}
template <class ParserT>
void parse(ParserT &parser) {
auth_key_id_ = parser.fetch_long();
auto flags = parser.fetch_int();
auth_flag_ = (flags & AUTH_FLAG) != 0;
auth_key_ = parser.template fetch_string<string>();
if ((flags & HAS_CREATED_AT) != 0) {
created_at_ = parser.fetch_double();
}
// just in case
have_header_ = true;
}
private:
uint64 auth_key_id_{0};
string auth_key_;
bool auth_flag_{false};
bool have_header_{true};
double header_expires_at_{0};
double expires_at_{0};
double created_at_{0};
};
} // namespace mtproto
} // namespace td