Function unicode_to_utf8

libcppcryptfs/util/util.cpp:95–112

}

const char *
unicode_to_utf8(const WCHAR *unicode_str, char *buf, int buflen)
{
	int len = WideCharToMultiByte(CP_UTF8, 0, unicode_str, -1, NULL, 0, NULL, NULL);

	if (len == 0)
		return NULL;

	// len includes space for null char
	if (len > buflen)
		return NULL;

	if (WideCharToMultiByte(CP_UTF8, 0, unicode_str, -1, buf, len, NULL, NULL) == 0) {
		return NULL;
	}

	return buf;
}

const char *
unicode_to_utf8(const WCHAR *unicode_str, string& storage)