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31 lines
928 B
C++
31 lines
928 B
C++
/*
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unicode.cpp
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Copyright (C) 2007 Acekard, www.acekard.com
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Copyright (C) 2008 somebody
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Copyright (C) 2009 yellow wood goblin
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SPDX-License-Identifier: GPL-3.0-or-later
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*/
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#include "unicode.h"
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std::string unicode_to_local_string(const u16* unicode_string, size_t length, bool* defCharUsed) {
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if (defCharUsed) *defCharUsed = false;
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std::string ret;
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const u16* end = unicode_string + length;
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while (*unicode_string && unicode_string < end) {
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u16 data = *unicode_string++;
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if (data < 0x80) {
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ret.push_back(data);
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} else if (data < 0x800) {
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ret.push_back(0xc0 | ((data >> 6) & 0x1f));
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ret.push_back(0x80 | (data & 0x3f));
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} else {
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ret.push_back(0xe0 | ((data >> 12) & 0x0f));
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ret.push_back(0x80 | ((data >> 6) & 0x3f));
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ret.push_back(0x80 | (data & 0x3f));
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}
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}
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return ret;
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}
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