tdlight/td/telegram/DhCache.cpp

43 lines
1.1 KiB
C++
Raw Normal View History

//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2019
//
// 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)
//
#include "td/telegram/DhCache.h"
#include "td/telegram/Global.h"
#include "td/telegram/TdDb.h"
#include "td/utils/logging.h"
namespace td {
static string good_prime_key(Slice prime_str) {
string key("good_prime:");
key.append(prime_str.data(), prime_str.size());
return key;
}
int DhCache::is_good_prime(Slice prime_str) const {
string value = G()->td_db()->get_binlog_pmc()->get(good_prime_key(prime_str));
if (value == "good") {
return 1;
}
if (value == "bad") {
return 0;
}
CHECK(value == "");
return -1;
}
void DhCache::add_good_prime(Slice prime_str) const {
G()->td_db()->get_binlog_pmc()->set(good_prime_key(prime_str), "good");
}
void DhCache::add_bad_prime(Slice prime_str) const {
G()->td_db()->get_binlog_pmc()->set(good_prime_key(prime_str), "bad");
}
} // namespace td