static word32 SetOctetString8Bit(word32 len, byte* output)
{
    output[0] = ASN_OCTET_STRING;
    output[1] = (byte)len;
    return 2;
}
static word32 SetOctetString8Bit(word32 len, byte* output)
{
    output[0] = ASN_OCTET_STRING;
    output[1] = (byte)len;
    return 2;
}