mirror of
https://github.com/zerotier/ZeroTierOne.git
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118 lines
3.6 KiB
C++
118 lines
3.6 KiB
C++
/*
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* ZeroTier One - Network Virtualization Everywhere
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* Copyright (C) 2011-2017 ZeroTier, Inc. https://www.zerotier.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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* --
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*
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* You can be released from the requirements of the license by purchasing
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* a commercial license. Buying such a license is mandatory as soon as you
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* develop commercial closed-source software that incorporates or links
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* directly against ZeroTier software without disclosing the source code
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* of your own application.
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*/
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#ifndef ZT_ARRAY_HPP
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#define ZT_ARRAY_HPP
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#include <algorithm>
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namespace ZeroTier {
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/**
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* Static array -- a simple thing that's belonged in STL since the time of the dinosaurs
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*/
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template<typename T,std::size_t S>
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class Array
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{
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public:
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Array() {}
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Array(const Array &a)
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{
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for(unsigned long i=0;i<S;++i)
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data[i] = a.data[i];
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}
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Array(const T *ptr)
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{
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for(unsigned long i=0;i<S;++i)
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data[i] = ptr[i];
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}
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inline Array &operator=(const Array &a)
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{
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for(unsigned long i=0;i<S;++i)
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data[i] = a.data[i];
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return *this;
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}
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typedef T value_type;
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typedef T* pointer;
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typedef const T* const_pointer;
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typedef T& reference;
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typedef const T& const_reference;
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typedef unsigned long size_type;
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typedef long difference_type;
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/*
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typedef T* iterator;
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typedef const T* const_iterator;
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typedef std::reverse_iterator<iterator> reverse_iterator;
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typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
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inline iterator begin() { return data; }
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inline iterator end() { return &(data[S]); }
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inline const_iterator begin() const { return data; }
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inline const_iterator end() const { return &(data[S]); }
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inline reverse_iterator rbegin() { return reverse_iterator(begin()); }
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inline reverse_iterator rend() { return reverse_iterator(end()); }
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inline const_reverse_iterator rbegin() const { return const_reverse_iterator(begin()); }
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inline const_reverse_iterator rend() const { return const_reverse_iterator(end()); }
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*/
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inline unsigned long size() const { return S; }
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inline unsigned long max_size() const { return S; }
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inline reference operator[](const std::size_t n) { return data[n]; }
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inline const_reference operator[](const std::size_t n) const { return data[n]; }
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inline reference front() { return data[0]; }
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inline const_reference front() const { return data[0]; }
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inline reference back() { return data[S-1]; }
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inline const_reference back() const { return data[S-1]; }
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inline bool operator==(const Array &k) const
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{
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for(unsigned long i=0;i<S;++i) {
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if (data[i] != k.data[i])
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return false;
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}
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return true;
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}
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inline bool operator!=(const Array &k) const { return !(*this == k); }
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inline bool operator<(const Array &k) const { return std::lexicographical_compare(data,data + S,k.data,k.data + S); }
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inline bool operator>(const Array &k) const { return (k < *this); }
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inline bool operator<=(const Array &k) const { return !(k < *this); }
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inline bool operator>=(const Array &k) const { return !(*this < k); }
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T data[S];
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};
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} // namespace ZeroTier
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#endif
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