85 lines
2 KiB
C++
85 lines
2 KiB
C++
/* XMRig
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* Copyright 2018-2020 SChernykh <https://github.com/SChernykh>
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* Copyright 2016-2020 XMRig <https://github.com/xmrig>, <support@xmrig.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef XMRIG_STORAGE_H
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#define XMRIG_STORAGE_H
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#include <cassert>
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#include <map>
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namespace xmrig {
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template <class TYPE>
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class Storage
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{
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public:
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inline Storage() = default;
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inline uintptr_t add(TYPE *ptr)
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{
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m_data[m_counter] = ptr;
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return m_counter++;
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}
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inline void *ptr(uintptr_t id) { return reinterpret_cast<void *>(id); }
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inline TYPE *get(const void *id) const { return get(reinterpret_cast<uintptr_t>(id)); }
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inline TYPE *get(uintptr_t id) const
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{
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assert(m_data.count(id) > 0);
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if (m_data.count(id) == 0) {
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return nullptr;
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}
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return m_data.at(id);
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}
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inline void remove(const void *id) { delete release(reinterpret_cast<uintptr_t>(id)); }
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inline void remove(uintptr_t id) { delete release(id); }
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inline TYPE *release(const void *id) { return release(reinterpret_cast<uintptr_t>(id)); }
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inline TYPE *release(uintptr_t id)
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{
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auto obj = get(id);
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if (obj != nullptr) {
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m_data.erase(id);
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}
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return obj;
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}
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private:
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std::map<uintptr_t, TYPE *> m_data;
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uintptr_t m_counter = 0;
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};
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} /* namespace xmrig */
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#endif /* XMRIG_STORAGE_H */
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