mirror of
https://github.com/ton-blockchain/ton
synced 2025-03-09 15:40:10 +00:00
72 lines
2.2 KiB
C++
72 lines
2.2 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/int_types.h"
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#include "td/utils/logging.h"
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#include <limits>
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namespace vm {
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namespace detail {
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class VirtualizationParameters {
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public:
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static constexpr td::uint8 max_level() {
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return std::numeric_limits<td::uint8>::max();
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}
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VirtualizationParameters() = default;
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VirtualizationParameters(td::uint8 level, td::uint8 virtualization) : level_(level), virtualization_(virtualization) {
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CHECK(virtualization_ != 0 || empty());
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}
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bool empty() const {
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return level_ == max_level() && virtualization_ == 0;
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}
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VirtualizationParameters apply(VirtualizationParameters outer) const {
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if (outer.level_ >= level_) {
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return *this;
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}
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CHECK(virtualization_ <= outer.virtualization_);
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return {outer.level_, outer.virtualization_};
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}
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td::uint8 get_level() const {
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return level_;
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}
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td::uint8 get_virtualization() const {
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return virtualization_;
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}
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bool operator==(const VirtualizationParameters &other) const {
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return level_ == other.level_ && virtualization_ == other.virtualization_;
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}
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private:
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td::uint8 level_ = max_level();
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td::uint8 virtualization_ = 0;
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};
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inline td::StringBuilder &operator<<(td::StringBuilder &sb, const VirtualizationParameters &virt) {
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return sb << "{level: " << virt.get_level() << ", virtualization: " << virt.get_virtualization() << "}";
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}
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} // namespace detail
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} // namespace vm
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