int ZipPlatform::MultiByteToWide(const CZipAutoBuffer &szIn, CZipString& szOut, UINT uCodePage)
{	
	int singleLen = szIn.GetSize();
	if (singleLen == 0)
	{
		szOut.Empty();
		return 0;
	}
	
	// iLen doesn't include terminating character
	DWORD dwFlags = uCodePage <= CP_OEMCP ? MB_PRECOMPOSED : 0;
	int iLen = MultiByteToWideChar(uCodePage, dwFlags, szIn.GetBuffer(), singleLen, NULL, 0);
	if (iLen > 0)
	{
		iLen = MultiByteToWideChar(uCodePage, dwFlags, szIn.GetBuffer(), singleLen, 
			szOut.GetBuffer(iLen) , iLen);
		szOut.ReleaseBuffer(iLen);
		ASSERT(iLen > 0);
		if (iLen == 0)
			return -1;
#ifdef _ZIP_UNICODE_NORMALIZE
		// if there is a problem with compilation here, you may need uncomment the block defining WINVER = 0x0600 at the bottom of _features.h file
		if (IsNormalizedString(NormalizationC, szOut, iLen + 1) == TRUE)
			return iLen;		
		int iNewLen = NormalizeString(NormalizationC, szOut, iLen, NULL, 0);
		if (iNewLen <= 0)
		{
			return iLen;
		}
		CZipString szNormalized;
		iNewLen = NormalizeString(NormalizationC, szOut, iLen, szNormalized.GetBuffer(iNewLen), iNewLen);		
		if (iNewLen <= 0)
		{
			szNormalized.ReleaseBuffer(0);
			return iLen;
		}
		szNormalized.ReleaseBuffer(iNewLen);
		szOut = szNormalized;
		return iNewLen;
#else
		return iLen;
#endif
	}
	else
	{
		szOut.Empty();
		return -1;
	}	
}
Esempio n. 2
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int ZipPlatform::SingleToWide(const CZipAutoBuffer &szSingle, CZipString& szWide, bool bUseAnsi)
{
	int singleLen = szSingle.GetSize();
	// iLen doesn't include terminating character
	UINT uCodePage;
	DWORD dwFlags;
	if (bUseAnsi)
	{
		uCodePage = CP_ACP;
		dwFlags = MB_PRECOMPOSED;
	}
	else
	{
		uCodePage = CP_UTF8;
		dwFlags = 0;
	}
	int iLen = MultiByteToWideChar(uCodePage, dwFlags, szSingle.GetBuffer(), singleLen, NULL, 0);
	if (iLen > 0)
	{
		iLen = MultiByteToWideChar(uCodePage, dwFlags, szSingle.GetBuffer(), singleLen, 
			szWide.GetBuffer(iLen) , iLen);
		szWide.ReleaseBuffer(iLen);
		ASSERT(iLen != 0);
	}
	else
	{
		szWide.Empty();
		iLen --; // return -1
	}
	return iLen;

}
Esempio n. 3
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int ZipPlatform::SingleToWide(const CZipAutoBuffer &szSingle, CZipString& szWide)
{
	int singleLen = szSingle.GetSize();
		// iLen doesn't include terminating character
	int iLen = MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, szSingle.GetBuffer(), singleLen, NULL, 0);
	if (iLen > 0)
	{
		iLen = MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, szSingle.GetBuffer(), singleLen, 
			szWide.GetBuffer(iLen) , iLen);
		szWide.ReleaseBuffer(iLen);
		ASSERT(iLen != 0);
	}
	else
	{
		szWide.Empty();
		iLen --; // return -1
	}
	return iLen;

}