Method toString

src/common/isc_file.cpp:1754–1795

	}

	bool toString(UINT codePage, AbstractString& str)
	{
		if (m_len16 == 0)
		{
			str.resize(0);
			return true;
		}

		BOOL defaultCharUsed = FALSE;
		LPBOOL pDefaultCharUsed = &defaultCharUsed;
		if (codePage == CP_UTF8 || codePage == CP_UTF7)
			pDefaultCharUsed = NULL;

		WCHAR* utf16Buffer = m_utf16.begin();

		char* utf8Buffer = str.getBuffer(str.capacity());
		int len8 = WideCharToMultiByte(codePage, 0, utf16Buffer, m_len16,
			utf8Buffer, str.capacity(), NULL, pDefaultCharUsed);

		if (len8 == 0 || defaultCharUsed)
		{
			DWORD err = GetLastError();
			if (err != ERROR_INSUFFICIENT_BUFFER)
				return false;

			len8 = WideCharToMultiByte(codePage, 0, utf16Buffer, m_len16, NULL, 0, NULL, pDefaultCharUsed);
			if (len8 == 0 || defaultCharUsed)
				return false;

			utf8Buffer = str.getBuffer(len8);

			len8 = WideCharToMultiByte(codePage, 0, utf16Buffer, m_len16, utf8Buffer, len8,
				NULL, pDefaultCharUsed);
		}

		if (len8 == 0 || defaultCharUsed)
			return false;

		str.resize(len8);

		return true;
	}

	WCHAR* getBuffer()
	{