assertEquals(0x12, dst[1] & 0xFF);
        // Check count
        assertEquals(10, dst[2] & 0xFF);
        assertEquals(0, dst[3] & 0xFF);
        // Check offset
        assertEquals(0x78, dst[4] & 0xFF);
        assertEquals(0x56, dst[5] & 0xFF);
    }

    /**
     * Test writeBytesWireFormat writes data correctly
     */
    @Test
    public void testWriteBytesWireFormat() {

        assertEquals((byte) 0x56, dst[2]);
        assertEquals((byte) 0x78, dst[3]);
    }

    @Test
    void testReadInt2() {
        byte[] src = { (byte) 0x12, (byte) 0x34 };
        assertEquals(0x1234, NameServicePacket.readInt2(src, 0));
    }

    @Test
    void testReadInt4() {
        byte[] src = { (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78 };
        assertEquals(0x12345678, NameServicePacket.readInt4(src, 0));

        buf[bodyStart + 2] = 0x02; // errorContextCount
        buf[bodyStart + 3] = 0x00; // reserved
        int bc = 4;
        SMBUtil.writeInt4(bc, buf, bodyStart + 4);
        byte[] err = new byte[] { 0x55, 0x66, 0x77, 0x01 };
        System.arraycopy(err, 0, buf, bodyStart + 8, bc);

        int decoded = resp.decode(buf, headerStart);
        assertTrue(decoded > 0);

        // When error path is taken, no blob should be parsed

        }

        // Add context length at offset
        buffer[offset + 24] = 0x12;
        buffer[offset + 25] = 0x34;
        buffer[offset + 26] = 0x56;
        buffer[offset + 27] = 0x78;

        // Decode
        int bytesConsumed = response.decode(buffer, offset, 28);

        // Verify
        assertEquals(28, bytesConsumed, "Should consume exactly 28 bytes");

        byte[] testGuid = { (byte) 0x01, (byte) 0x23, (byte) 0x45, (byte) 0x67, (byte) 0x89, (byte) 0xAB, (byte) 0xCD, (byte) 0xEF,
                (byte) 0xFE, (byte) 0xDC, (byte) 0xBA, (byte) 0x98, (byte) 0x76, (byte) 0x54, (byte) 0x32, (byte) 0x10 };

        // Security mode with signing required
        int testSecurityMode = 0x0003; // SMB2_NEGOTIATE_SIGNING_ENABLED | SMB2_NEGOTIATE_SIGNING_REQUIRED

        });
    }

    @Test
    public void testValidSmbHeader() throws Exception {
        // SMB1 header
        validator.validateSmbHeader(0x424D53FF, 32, 0x72);

        // SMB2 header
        validator.validateSmbHeader(0x424D53FE, 64, 0x00);
    }

    @Test
    public void testInvalidProtocolId() throws Exception {

        int capabilities = 0x0000000F;
        long previousSessionId = 0x123456789ABCDEF0L;
        byte[] token = { (byte) 0x11, (byte) 0x22, (byte) 0x33, (byte) 0x44, (byte) 0x55, (byte) 0x66, (byte) 0x77, (byte) 0x88 };

        Smb2SessionSetupRequest req = new Smb2SessionSetupRequest(mockContext, securityMode, capabilities, previousSessionId, token);
        req.setSessionBinding(true);
        byte[] buffer = new byte[512];

	//TODO LDTRB 0xf0(R13), R10                // aa094f38
	//TODO LDTRH 0xe8(R13), R23                // b7894e78
	//TODO LDTRSB -0x24(R20), R5               // 85cadd38
	//TODO LDTRSB -0x75(R9), R13               // 2db99838
	//TODO LDTRSH 0xef(R3), LR                 // 7ef8ce78
	//TODO LDTRSH 0x96(R19), R24               // 786a8978
	//TODO LDTRSW 0x1e(LR), R5                 // c5eb81b8

	VEXTRINSV	$0x45, V1, V2 	// VEXTRINSV	$69, V1, V2 // 22148173
	XVEXTRINSB	$0x54, X1, X2 	// XVEXTRINSB	$84, X1, X2 // 22508d77
	XVEXTRINSH	$0x63, X1, X2 	// XVEXTRINSH	$99, X1, X2 // 228c8977
	XVEXTRINSW	$0x72, X1, X2 	// XVEXTRINSW	$114, X1, X2 // 22c88577
	XVEXTRINSV	$0x81, X1, X2 	// XVEXTRINSV	$129, X1, X2 // 22048277

	// [X]VSETEQZ.V, [X]VSETNEZ.V
	VSETEQV		V1, FCC0	// 20989c72
	VSETNEV		V1, FCC0	// 209c9c72