mirror of
https://github.com/ton-blockchain/ton
synced 2025-03-09 15:40:10 +00:00
39 lines
1.4 KiB
C++
39 lines
1.4 KiB
C++
/*
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This file is part of TON Blockchain Library.
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TON Blockchain Library is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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TON Blockchain Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with TON Blockchain Library. If not, see <http://www.gnu.org/licenses/>.
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Copyright 2017-2020 Telegram Systems LLP
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*/
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#pragma once
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#include "td/utils/SharedSlice.h"
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#include "td/utils/Slice.h"
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#include "td/utils/Status.h"
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#include <functional>
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namespace tonlib {
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class KeyValue {
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public:
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virtual ~KeyValue() = default;
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virtual td::Status add(td::Slice key, td::Slice value) = 0;
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virtual td::Status set(td::Slice key, td::Slice value) = 0;
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virtual td::Status erase(td::Slice key) = 0;
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virtual td::Result<td::SecureString> get(td::Slice key) = 0;
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virtual void foreach_key(std::function<void(td::Slice)> f) = 0;
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static td::Result<td::unique_ptr<KeyValue>> create_dir(td::CSlice dir);
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static td::Result<td::unique_ptr<KeyValue>> create_inmemory();
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};
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} // namespace tonlib
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