45 lines
1.1 KiB
C++
45 lines
1.1 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2017
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#include "td/telegram/DhCache.h"
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#include "td/db/Pmc.h"
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#include "td/telegram/Global.h"
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#include "td/telegram/TdDb.h"
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#include "td/utils/logging.h"
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namespace td {
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static string good_prime_key(Slice prime_str) {
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string key("good_prime:");
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key.append(prime_str.data(), prime_str.size());
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return key;
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}
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int DhCache::is_good_prime(Slice prime_str) const {
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string value = G()->td_db()->get_binlog_pmc()->get(good_prime_key(prime_str));
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if (value == "good") {
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return 1;
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}
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if (value == "bad") {
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return 0;
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}
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CHECK(value == "");
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return -1;
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}
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void DhCache::add_good_prime(Slice prime_str) const {
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G()->td_db()->get_binlog_pmc()->set(good_prime_key(prime_str), "good");
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}
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void DhCache::add_bad_prime(Slice prime_str) const {
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G()->td_db()->get_binlog_pmc()->set(good_prime_key(prime_str), "bad");
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}
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} // namespace td
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