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//============================================================
//
// strconv.c - SDL (POSIX) string conversion
//
// Copyright (c) 1996-2010, Nicola Salmoria and the MAME Team.
// Visit http://mamedev.org for licensing and usage restrictions.
//
// SDLMAME by Olivier Galibert and R. Belmont
//
//============================================================
#ifdef SDLMAME_WIN32
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#endif
#include <stdlib.h>
// MAMEOS headers
#include "strconv.h"
#include "unicode.h"
#ifdef SDLMAME_WIN32
//============================================================
// utf8_from_astring
//============================================================
char *utf8_from_astring(const CHAR *astring)
{
WCHAR *wstring;
int char_count;
CHAR *result;
// convert "ANSI code page" string to UTF-16
char_count = MultiByteToWideChar(CP_ACP, 0, astring, -1, NULL, 0);
wstring = (WCHAR *)alloca(char_count * sizeof(*wstring));
MultiByteToWideChar(CP_ACP, 0, astring, -1, wstring, char_count);
// convert UTF-16 to MAME string (UTF-8)
char_count = WideCharToMultiByte(CP_UTF8, 0, wstring, -1, NULL, 0, NULL, NULL);
result = (CHAR *)osd_malloc_array(char_count * sizeof(*result));
if (result != NULL)
WideCharToMultiByte(CP_UTF8, 0, wstring, -1, result, char_count, NULL, NULL);
return result;
}
//============================================================
// utf8_from_wstring
//============================================================
char *utf8_from_wstring(const WCHAR *wstring)
{
int char_count;
char *result;
// convert UTF-16 to MAME string (UTF-8)
char_count = WideCharToMultiByte(CP_UTF8, 0, wstring, -1, NULL, 0, NULL, NULL);
result = (char *)osd_malloc_array(char_count * sizeof(*result));
if (result != NULL)
WideCharToMultiByte(CP_UTF8, 0, wstring, -1, result, char_count, NULL, NULL);
return result;
}
#endif
//============================================================
// osd_uchar_from_osdchar
//============================================================
int osd_uchar_from_osdchar(unicode_char *uchar, const char *osdchar, size_t count)
{
wchar_t wch;
count = mbstowcs(&wch, (char *)osdchar, 1);
if (count != -1)
*uchar = wch;
else
*uchar = 0;
return count;
}
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