65 lines
1.4 KiB
C++
65 lines
1.4 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#pragma once
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#include "storage/cache/storage_cache_types.h"
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#include "base/basic_types.h"
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#include <crl/crl_object_on_queue.h>
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#include <QtCore/QString>
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namespace Storage {
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class EncryptionKey;
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namespace Cache {
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namespace details {
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class Database;
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} // namespace details
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struct Key {
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uint64 high = 0;
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uint64 low = 0;
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};
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inline bool operator==(const Key &a, const Key &b) {
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return (a.high == b.high) && (a.low == b.low);
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}
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inline bool operator!=(const Key &a, const Key &b) {
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return !(a == b);
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}
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inline bool operator<(const Key &a, const Key &b) {
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return std::tie(a.high, a.low) < std::tie(b.high, b.low);
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}
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class Database {
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public:
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struct Settings {
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size_type sizeLimit = 0;
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};
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Database(const QString &path, const Settings &settings);
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void open(EncryptionKey key, FnMut<void(Error)> done);
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void close(FnMut<void()> done);
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void put(const Key &key, QByteArray value, FnMut<void(Error)> done);
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void get(const Key &key, FnMut<void(QByteArray)> done);
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void remove(const Key &key, FnMut<void()> done);
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void clear(FnMut<void(Error)> done);
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~Database();
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private:
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using Implementation = details::Database;
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crl::object_on_queue<Implementation> _wrapped;
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};
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} // namespace Cache
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} // namespace Storage
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