/*
* Copyright (c) 2004, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
#include <windows.h>
#include <stdlib.h>
#include <stdio.h>
/*
* Convert UTF-8 to a platform string
*/
int
convertUft8ToPlatformString(char* utf8_str, int utf8_len, char* platform_str, int platform_len) {
LANGID langID;
LCID localeID;
TCHAR strCodePage[7]; // ANSI code page id
UINT codePage;
int wlen, plen;
WCHAR* wstr;
/*
* Get the code page for this locale
*/
langID = LANGIDFROMLCID(GetUserDefaultLCID());
localeID = MAKELCID(langID, SORT_DEFAULT);
if (GetLocaleInfo(localeID, LOCALE_IDEFAULTANSICODEPAGE,
strCodePage, sizeof(strCodePage)/sizeof(TCHAR)) > 0 ) {
codePage = atoi(strCodePage);
} else {
codePage = GetACP();
}
/*
* To convert the string to platform encoding we must first convert
* to unicode, and then convert to the platform encoding
*/
plen = -1;
wlen = MultiByteToWideChar(CP_UTF8, 0, utf8_str, utf8_len, NULL, 0);
if (wlen > 0) {
wstr = (WCHAR*)malloc(wlen * sizeof(WCHAR));
if (wstr != NULL) {
if (MultiByteToWideChar(CP_UTF8,
0,
utf8_str,
utf8_len,
wstr, wlen) > 0) {
plen = WideCharToMultiByte(codePage,
0,
wstr,
wlen,
platform_str,
platform_len,
NULL,
NULL);
if (plen >= 0) {
platform_str[plen] = '\0';
}
free(wstr);
}
}
}
return plen;
}