// Add input readahead.
		// We use 2 buffers, so we always have a full buffer of input.
		pool := globalBytePoolCap.Load()
		bufA := pool.Get()
		bufB := pool.Get()
		defer pool.Put(bufA)
		defer pool.Put(bufB)
		ra, err := readahead.NewReaderBuffer(data, [][]byte{bufA[:fi.Erasure.BlockSize], bufB[:fi.Erasure.BlockSize]})
		if err == nil {
			toEncode = ra
			defer ra.Close()
		}
	}

		// We use 2 buffers, so we always have a full buffer of input.
		pool := globalBytePoolCap.Load()
		bufA := pool.Get()
		bufB := pool.Get()
		defer pool.Put(bufA)
		defer pool.Put(bufB)
		ra, err := readahead.NewReaderBuffer(data, [][]byte{bufA[:fi.Erasure.BlockSize], bufB[:fi.Erasure.BlockSize]})
		if err == nil {
			toEncode = ra
			defer ra.Close()
		}
		bugLogIf(ctx, err)
	}

    }

    void encode_header(final NdrBuffer buf) {
        buf.enc_ndr_small(5); /* RPC version */
        buf.enc_ndr_small(0); /* minor version */
        buf.enc_ndr_small(this.ptype);
        buf.enc_ndr_small(this.flags);
        buf.enc_ndr_long(0x00000010); /* Little-endian / ASCII / IEEE */
        buf.enc_ndr_short(this.length);
        buf.enc_ndr_short(0); /* length of auth_value */

        }

        @Test
        @DisplayName("Should throw IOException for fragment length exceeding max")
        void testDoReceiveFragment_FragmentTooLarge() throws Exception {
            DcerpcPipeHandle handle = createMockedDcerpcPipeHandle();

            byte[] buf = new byte[4280];

            when(mockSmbPipeHandleInternal.recv(buf, 0, buf.length)).thenAnswer(invocation -> {

        NdrHyper hyper = new NdrHyper(original);
        // Create buffer with extra space for alignment
        NdrBuffer buf = new NdrBuffer(new byte[16], 0);
        hyper.encode(buf);
        // Reset buffer position for decoding
        buf.reset();
        NdrHyper decoded = new NdrHyper(0);
        decoded.decode(buf);
        assertEquals(original, decoded.value, "Decoded value should match encoded value");
    }

    /**

    public void encode_in(final NdrBuffer buf) throws NdrException {
        buf.enc_ndr_short(this.max_xmit);
        buf.enc_ndr_short(this.max_recv);
        buf.enc_ndr_long(0); /* assoc. group */
        buf.enc_ndr_small(1); /* num context items */
        buf.enc_ndr_small(0); /* reserved */
        buf.enc_ndr_short(0); /* reserved2 */
        buf.enc_ndr_short(0); /* context id */
        buf.enc_ndr_small(1); /* number of items */

    public void encode_in(final NdrBuffer buf) throws NdrException {
        buf.enc_ndr_short(max_xmit);
        buf.enc_ndr_short(max_recv);
        buf.enc_ndr_long(0); /* assoc. group */
        buf.enc_ndr_small(1); /* num context items */
        buf.enc_ndr_small(0); /* reserved */
        buf.enc_ndr_short(0); /* reserved2 */
        buf.enc_ndr_short(0); /* context id */
        buf.enc_ndr_small(1); /* number of items */

            }
        };

        byte[] buf = new byte[128];
        // After header at 0..32
        buf[33] = 4; // wordCount
        buf[34] = (byte) 0xFF; // andxCommand
        // andxOffset (ignored when 0xFF)
        buf[36] = 0;
        buf[37] = 0;
        // byteCount at index start + 1 + wordCount*2 = 33 + 1 + 8 = 42
        ServerMessageBlock.writeInt2(20, buf, 42);

        int len = block.decode(buf, 0);

        monitorTarget.appendException(buf, exception);
        assertTrue(buf.toString().contains("Special test exception"));
    }

    // Test multiple appends to the same buffer
    public void test_multipleAppends() {
        StringBuilder buf = new StringBuilder();

        monitorTarget.append(buf, "key1", () -> "value1");
        buf.append(",");
        monitorTarget.append(buf, "key2", () -> 123);

            }

            doReceiveFragment(stub, isDirect);
            buf.reset();
            buf.setIndex(8);
            buf.setLength(buf.dec_ndr_short());

            if (securityProvider != null) {
                securityProvider.unwrap(buf);
            }

            buf.setIndex(0);

            msg.decode_header(buf);

            off = 24;