buffer[20] = 1; // Revision
        buffer[21] = 0; // Sbz1
        SMBUtil.writeInt2(0x8004, buffer, 22); // Control flags
        SMBUtil.writeInt4(0, buffer, 24); // Owner offset
        SMBUtil.writeInt4(0, buffer, 28); // Group offset
        SMBUtil.writeInt4(0, buffer, 32); // SACL offset
        SMBUtil.writeInt4(0, buffer, 36); // DACL offset

	v := PoolDecommissionInfo{}
	var buf bytes.Buffer
	msgp.Encode(&buf, &v)
	b.SetBytes(int64(buf.Len()))
	en := msgp.NewWriter(msgp.Nowhere)
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		v.EncodeMsg(en)
	}
	en.Flush()
}

func BenchmarkDecodePoolDecommissionInfo(b *testing.B) {
	v := PoolDecommissionInfo{}
	var buf bytes.Buffer
	msgp.Encode(&buf, &v)
	b.SetBytes(int64(buf.Len()))

	v := BatchJobKV{}
	var buf bytes.Buffer
	msgp.Encode(&buf, &v)
	b.SetBytes(int64(buf.Len()))
	en := msgp.NewWriter(msgp.Nowhere)
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		v.EncodeMsg(en)
	}
	en.Flush()
}

func BenchmarkDecodeBatchJobKV(b *testing.B) {
	v := BatchJobKV{}
	var buf bytes.Buffer
	msgp.Encode(&buf, &v)
	b.SetBytes(int64(buf.Len()))

	v := BatchJobKeyRotateEncryption{}
	var buf bytes.Buffer
	msgp.Encode(&buf, &v)
	b.SetBytes(int64(buf.Len()))
	en := msgp.NewWriter(msgp.Nowhere)
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		v.EncodeMsg(en)
	}
	en.Flush()
}

func BenchmarkDecodeBatchJobKeyRotateEncryption(b *testing.B) {
	v := BatchJobKeyRotateEncryption{}
	var buf bytes.Buffer
	msgp.Encode(&buf, &v)

	v := xlMetaDataDirDecoder{}
	var buf bytes.Buffer
	msgp.Encode(&buf, &v)
	b.SetBytes(int64(buf.Len()))
	en := msgp.NewWriter(msgp.Nowhere)
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		v.EncodeMsg(en)
	}
	en.Flush()
}

func BenchmarkDecodexlMetaDataDirDecoder(b *testing.B) {
	v := xlMetaDataDirDecoder{}
	var buf bytes.Buffer
	msgp.Encode(&buf, &v)
	b.SetBytes(int64(buf.Len()))

        // Prepare exact 16 byte buffer
        byte[] buffer = new byte[16];

        // Set simple values
        SMBUtil.writeInt4(1, buffer, 0);
        SMBUtil.writeInt4(2, buffer, 4);
        SMBUtil.writeInt4(3, buffer, 8);
        SMBUtil.writeInt4(4, buffer, 12);

        // Decode
        int bytesDecoded = response.decode(buffer, 0, 16);

        // Verify

    protected int readParameterWordsWireFormat(final byte[] buffer, final int bufferIndex) {
        this.supportSearchBits = (buffer[bufferIndex] & SMB_SUPPORT_SEARCH_BITS) == SMB_SUPPORT_SEARCH_BITS;
        this.shareIsInDfs = (buffer[bufferIndex] & SMB_SHARE_IS_IN_DFS) == SMB_SHARE_IS_IN_DFS;
        return 2;
    }

    @Override
    protected int readBytesWireFormat(final byte[] buffer, int bufferIndex) {
        final int start = bufferIndex;

        void testEncodeIdempotency() {
            String path = "\\\\server\\share";
            buffer = new DfsReferralRequestBuffer(path, 3);

            byte[] dst1 = new byte[buffer.size()];
            byte[] dst2 = new byte[buffer.size()];

            int bytesEncoded1 = buffer.encode(dst1, 0);
            int bytesEncoded2 = buffer.encode(dst2, 0);

            assertEquals(bytesEncoded1, bytesEncoded2);

    @Override
    protected int readSetupWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    protected int readParametersWireFormat(final byte[] buffer, int bufferIndex, final int len) {
        this.available = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;

        assertEquals("DHnQ", new String(request.getName()));
        assertTrue(request.size() > 0);

        // Test encoding
        byte[] buffer = new byte[request.size()];
        int encoded = request.encode(buffer, 0);
        assertEquals(request.size(), encoded);
    }

    @Test
    public void testDurableHandleV2Request() {