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| // MIT License | ||
| // | ||
| // Copyright (c) 2019 Ruhr University Bochum, Chair for Embedded Security. All Rights reserved. | ||
| // Copyright (c) 2019 Marc Fyrbiak, Sebastian Wallat, Max Hoffmann ("ORIGINAL AUTHORS"). All rights reserved. | ||
| // Copyright (c) 2021 Max Planck Institute for Security and Privacy. All Rights reserved. | ||
| // Copyright (c) 2021 Jörn Langheinrich, Julian Speith, Nils Albartus, René Walendy, Simon Klix ("ORIGINAL AUTHORS"). All Rights reserved. | ||
| // | ||
| // Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| // of this software and associated documentation files (the "Software"), to deal | ||
| // in the Software without restriction, including without limitation the rights | ||
| // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| // copies of the Software, and to permit persons to whom the Software is | ||
| // furnished to do so, subject to the following conditions: | ||
| // | ||
| // The above copyright notice and this permission notice shall be included in all | ||
| // copies or substantial portions of the Software. | ||
| // | ||
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
| // SOFTWARE. | ||
|
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| #pragma once | ||
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| #include "hal_core/defines.h" | ||
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| #include <unordered_map> | ||
| #include <vector> | ||
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| namespace hal | ||
| { | ||
| template<typename T> | ||
| struct FiniteSet | ||
| { | ||
| FiniteSet(const u32 size); | ||
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| bool operator==(const FiniteSet& rhs) const; | ||
| bool operator<(const FiniteSet& rhs) const; | ||
| FiniteSet<T> operator&(const FiniteSet& rhs) const; // intersect | ||
| FiniteSet<T> operator|(const FiniteSet& rhs) const; // union | ||
| FiniteSet<T> operator-(const FiniteSet& rhs) const; // difference | ||
| FiniteSet<T> operator^(const FiniteSet& rhs) const; // symmetric difference | ||
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| bool is_disjoint(const FiniteSet& rhs) const; | ||
| bool is_subset(const FiniteSet& rhs) const; | ||
| bool is_superset(const FiniteSet& rhs) const; | ||
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| bool insert(const u32 index); | ||
| bool erase(const u32 index); | ||
| bool contains(const u32 index); | ||
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| u32 m_size; | ||
| std::vector<u64> m_content; | ||
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| private: | ||
| void initialize(); | ||
| }; | ||
| } // namespace hal |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,108 @@ | ||
| #include "hal_core/utilities/finite_set.h" | ||
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| namespace hal | ||
| { | ||
| template<typename T> | ||
| FiniteSet<T>::FiniteSet(const u32 size) : m_size(size) | ||
| { | ||
| m_content = std::vector<u64>((m_size / 64) + 1, 0); | ||
| } | ||
|
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| template<typename T> | ||
| bool FiniteSet<T>::operator==(const FiniteSet& rhs) const | ||
| { | ||
| return m_content == rhs.m_content; | ||
| } | ||
|
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| template<typename T> | ||
| bool FiniteSet<T>::operator<(const FiniteSet& rhs) const | ||
| { | ||
| return m_content < rhs.m_content; | ||
| } | ||
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| template<typename T> | ||
| FiniteSet<T> FiniteSet<T>::operator&(const FiniteSet& rhs) const | ||
| { | ||
| FiniteSet<T> res(m_size); | ||
| for (u32 i = 0; i < m_size; i++) | ||
| { | ||
| res.m_content[i] = m_content[i] & rhs.m_content[i]; | ||
| } | ||
| return std::move(res); | ||
| } | ||
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| template<typename T> | ||
| FiniteSet<T> FiniteSet<T>::operator|(const FiniteSet& rhs) const | ||
| { | ||
| FiniteSet<T> res(m_size); | ||
| for (u32 i = 0; i < m_size; i++) | ||
| { | ||
| res.m_content[i] = m_content[i] | rhs.m_content[i]; | ||
| } | ||
| return std::move(res); | ||
| } | ||
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| template<typename T> | ||
| FiniteSet<T> FiniteSet<T>::operator-(const FiniteSet& rhs) const | ||
| { | ||
| FiniteSet<T> res(m_size); | ||
| for (u32 i = 0; i < m_size; i++) | ||
| { | ||
| res.m_content[i] = m_content[i] & ~rhs.m_content[i]; | ||
| } | ||
| return std::move(res); | ||
| } | ||
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| template<typename T> | ||
| FiniteSet<T> FiniteSet<T>::operator^(const FiniteSet& rhs) const | ||
| { | ||
| FiniteSet<T> res(m_size); | ||
| for (u32 i = 0; i < m_size; i++) | ||
| { | ||
| res.m_content[i] = m_content[i] ^ rhs.m_content[i]; | ||
| } | ||
| return std::move(res); | ||
| } | ||
|
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| template<typename T> | ||
| bool FiniteSet<T>::is_disjoint(const FiniteSet& rhs) const | ||
| { | ||
| // TODO implement | ||
| return false; | ||
| } | ||
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| template<typename T> | ||
| bool FiniteSet<T>::is_subset(const FiniteSet& rhs) const | ||
| { | ||
| // TODO implement | ||
| return false; | ||
| } | ||
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| template<typename T> | ||
| bool FiniteSet<T>::is_superset(const FiniteSet& rhs) const | ||
| { | ||
| // TODO implement | ||
| return false; | ||
| } | ||
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| template<typename T> | ||
| bool FiniteSet<T>::insert(const u32 index) | ||
| { | ||
| // TODO implement | ||
| return false; | ||
| } | ||
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| template<typename T> | ||
| bool FiniteSet<T>::erase(const u32 index) | ||
| { | ||
| // TODO implement | ||
| return false; | ||
| } | ||
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| template<typename T> | ||
| bool FiniteSet<T>::contains(const u32 index) | ||
| { | ||
| // TODO implement | ||
| return false; | ||
| } | ||
| } // namespace hal |