56 lines
2.0 KiB
C++
56 lines
2.0 KiB
C++
/**
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This file is a part of rexy's general purpose library
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Copyright (C) 2020 rexy712
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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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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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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 REXY_BINARY_STRING_CONV_HPP
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#define REXY_BINARY_STRING_CONV_HPP
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#include "rexy/string_base.hpp"
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#include "rexy/binary_base.hpp"
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#include <cstring> //memcpy
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namespace rexy{
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template<class Str, std::enable_if_t<is_string_v<Str>,int> = 0>
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auto binary_to_string(const binary_base& b)
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noexcept(std::is_nothrow_constructible<Str, decltype(b.size())>::value)
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{
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Str s(b.size()+1);
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s.append(b.get(), b.size());
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return s;
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}
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template<class Al, class Str, std::enable_if_t<is_string_v<Str>,int> = 0, std::enable_if_t<std::is_same<std::decay_t<Al>,typename Str::allocator_type>::value,int> = 0>
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auto binary_to_string(basic_binary<Al>&& b)noexcept{
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return Str(rexy::steal(b.release()), b.size());
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}
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template<class Bin, detail::enable_if_binary<Bin> = 0>
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auto string_to_binary(const string_base<char>& s)
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noexcept(std::is_nothrow_constructible<Bin, decltype(s.length())>::value &&
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noexcept(std::decay_t<Bin>::allocator_type::allocate(0)))
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{
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Bin b(s.length()+1);
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b.append(s.get(), s.length()+1);
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return b;
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}
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template<class Al, class Bin, detail::enable_if_binary<Bin> = 0, std::enable_if_t<std::is_same<std::decay_t<Al>,typename Bin::allocator_type>::value,int> = 0>
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auto string_to_binary(basic_string<char,Al>&& s)noexcept{
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return Bin(rexy::steal(s.release()), s.length());
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}
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} //namespace rexy
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#endif
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