private static final byte[] SIGNCONTEXT_300 = toCBytes("SmbSign");
    private static final byte[] SIGNLABEL_300 = toCBytes("SMB2AESCMAC");
    private static final byte[] SIGNLABEL_311 = toCBytes("SMBSigningKey");

    private static final byte[] APPCONTEXT_300 = toCBytes("SmbRpc");
    private static final byte[] APPLABEL_300 = toCBytes("SMB2APP");
    private static final byte[] APPLABEL_311 = toCBytes("SMBAppKey");

		v = sql.FormatSQLTimestamp(t)
	} else if s, ok := value.ToString(); ok {
		v = s
	} else if value.IsNull() {
		v = nil
	} else if value.IsMissing() {
		return r, nil
	} else if b, ok := value.ToBytes(); ok {
		// This can either be raw json or a CSV value.
		// Only treat objects and arrays as JSON.
		if len(b) > 0 && (b[0] == '{' || b[0] == '[') {
			v = RawJSON(b)
		} else {
			v = string(b)
		}