60 lines
2.0 KiB
C
60 lines
2.0 KiB
C
/*
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* Author: Manoj Ampalam <manoj.ampalam@microsoft.com>
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*
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* Copyright(c) 2016 Microsoft Corp.
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* All rights reserved
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*
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* UTF8 <--> UTF16 conversion routines
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met :
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and / or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES(INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <Windows.h>
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#include "inc\utf.h"
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wchar_t *
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utf8_to_utf16(const char *utf8)
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{
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int needed = 0;
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wchar_t* utf16 = NULL;
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if ((needed = MultiByteToWideChar(CP_UTF8, 0, utf8, -1, NULL, 0)) == 0 ||
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(utf16 = malloc(needed * sizeof(wchar_t))) == NULL ||
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MultiByteToWideChar(CP_UTF8, 0, utf8, -1, utf16, needed) == 0)
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return NULL;
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return utf16;
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}
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char *
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utf16_to_utf8(const wchar_t* utf16)
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{
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int needed = 0;
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char* utf8 = NULL;
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if ((needed = WideCharToMultiByte(CP_UTF8, 0, utf16, -1, NULL, 0, NULL, NULL)) == 0 ||
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(utf8 = malloc(needed)) == NULL ||
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WideCharToMultiByte(CP_UTF8, 0, utf16, -1, utf8, needed, NULL, NULL) == 0)
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return NULL;
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return utf8;
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}
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