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/*
* ZeroTier One - Network Virtualization Everywhere
* Copyright (C) 2011-2017 ZeroTier, Inc. https://www.zerotier.com/
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* --
*
* You can be released from the requirements of the license by purchasing
* a commercial license. Buying such a license is mandatory as soon as you
* develop commercial closed-source software that incorporates or links
* directly against ZeroTier software without disclosing the source code
* of your own application.
*/
#ifndef ZT_ARRAY_HPP
#define ZT_ARRAY_HPP
#include <algorithm>
namespace ZeroTier {
/**
* Static array -- a simple thing that's belonged in STL since the time of the dinosaurs
*/
template<typename T,std::size_t S>
class Array
{
public:
Array() {}
Array(const Array &a)
{
for(unsigned long i=0;i<S;++i)
data[i] = a.data[i];
}
Array(const T *ptr)
{
for(unsigned long i=0;i<S;++i)
data[i] = ptr[i];
}
inline Array &operator=(const Array &a)
{
for(unsigned long i=0;i<S;++i)
data[i] = a.data[i];
return *this;
}
typedef T value_type;
typedef T* pointer;
typedef const T* const_pointer;
typedef T& reference;
typedef const T& const_reference;
typedef unsigned long size_type;
typedef long difference_type;
/*
typedef T* iterator;
typedef const T* const_iterator;
typedef std::reverse_iterator<iterator> reverse_iterator;
typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
inline iterator begin() { return data; }
inline iterator end() { return &(data[S]); }
inline const_iterator begin() const { return data; }
inline const_iterator end() const { return &(data[S]); }
inline reverse_iterator rbegin() { return reverse_iterator(begin()); }
inline reverse_iterator rend() { return reverse_iterator(end()); }
inline const_reverse_iterator rbegin() const { return const_reverse_iterator(begin()); }
inline const_reverse_iterator rend() const { return const_reverse_iterator(end()); }
*/
inline unsigned long size() const { return S; }
inline unsigned long max_size() const { return S; }
inline reference operator[](const std::size_t n) { return data[n]; }
inline const_reference operator[](const std::size_t n) const { return data[n]; }
inline reference front() { return data[0]; }
inline const_reference front() const { return data[0]; }
inline reference back() { return data[S-1]; }
inline const_reference back() const { return data[S-1]; }
inline bool operator==(const Array &k) const
{
for(unsigned long i=0;i<S;++i) {
if (data[i] != k.data[i])
return false;
}
return true;
}
inline bool operator!=(const Array &k) const { return !(*this == k); }
inline bool operator<(const Array &k) const { return std::lexicographical_compare(data,data + S,k.data,k.data + S); }
inline bool operator>(const Array &k) const { return (k < *this); }
inline bool operator<=(const Array &k) const { return !(k < *this); }
inline bool operator>=(const Array &k) const { return !(*this < k); }
T data[S];
};
} // namespace ZeroTier
#endif
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