ab9f5d2067
The former was deprecated with C++14. According to the C++11 and C++17 standards, both files are identical. Signed-off-by: Rosen Penev <rosenp@gmail.com>
75 lines
2.0 KiB
C++
75 lines
2.0 KiB
C++
/*
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* Copyright 2003-2020 The Music Player Daemon Project
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* http://www.musicpd.org
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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 2 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 along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "Util.hxx"
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#include "util/AllocatedString.hxx"
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#include "util/AllocatedArray.hxx"
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#include "util/ConstBuffer.hxx"
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#include <unicode/ustring.h>
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#include <cassert>
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#include <memory>
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#include <stdexcept>
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#include <string.h>
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AllocatedArray<UChar>
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UCharFromUTF8(const char *src)
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{
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assert(src != nullptr);
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const size_t src_length = strlen(src);
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const size_t dest_capacity = src_length;
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AllocatedArray<UChar> dest(dest_capacity);
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UErrorCode error_code = U_ZERO_ERROR;
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int32_t dest_length;
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u_strFromUTF8(dest.begin(), dest_capacity, &dest_length,
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src, src_length,
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&error_code);
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if (U_FAILURE(error_code))
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throw std::runtime_error(u_errorName(error_code));
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dest.SetSize(dest_length);
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return dest;
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}
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AllocatedString<>
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UCharToUTF8(ConstBuffer<UChar> src)
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{
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assert(!src.IsNull());
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/* worst-case estimate */
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size_t dest_capacity = 4 * src.size;
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std::unique_ptr<char[]> dest(new char[dest_capacity + 1]);
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UErrorCode error_code = U_ZERO_ERROR;
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int32_t dest_length;
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u_strToUTF8(dest.get(), dest_capacity, &dest_length,
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src.data, src.size,
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&error_code);
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if (U_FAILURE(error_code))
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throw std::runtime_error(u_errorName(error_code));
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dest[dest_length] = 0;
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return AllocatedString<>::Donate(dest.release());
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}
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