// Write FileFsFullSizeInformation data (32 bytes)
        SMBUtil.writeInt8(1000000, buffer, 20); // Total allocation units
        SMBUtil.writeInt8(500000, buffer, 28); // Caller available units
        SMBUtil.writeInt8(600000, buffer, 36); // Actual available units
        SMBUtil.writeInt4(512, buffer, 44); // Sectors per unit
        SMBUtil.writeInt4(4096, buffer, 48); // Bytes per sector

        idx += 2;
        response.status = SMBUtil.readInt4(data, idx);
        idx += 4;
        response.maxReadWriteSize = SMBUtil.readInt4(data, idx);
        idx += 4;
        response.preferredSendSize = SMBUtil.readInt4(data, idx);
        idx += 4;
        response.maxReceiveSize = SMBUtil.readInt4(data, idx);
        idx += 4;
        response.maxFragmentedSize = SMBUtil.readInt4(data, idx);

            final byte[] raw = p.getRaw();
            SMBUtil.writeInt2(p.getType(), enc, pos);
            SMBUtil.writeInt2(raw.length, enc, pos + 2);
            System.arraycopy(raw, 0, enc, pos + 4, raw.length);
            pos += 4 + raw.length;
        }

        // MsvAvEOL
        SMBUtil.writeInt2(AvPair.MsvAvEOL, enc, pos);
        SMBUtil.writeInt2(0, enc, pos + 2);
        pos += 4;
        return enc;

        testBuffer[0] = 0x01; // revision
        testBuffer[1] = 0x00; // padding
        SMBUtil.writeInt2(0x8004, testBuffer, 2); // type
        SMBUtil.writeInt4(0, testBuffer, 4); // owner offset
        SMBUtil.writeInt4(0, testBuffer, 8); // group offset
        SMBUtil.writeInt4(100, testBuffer, 12); // SACL offset (non-zero but ignored)
        SMBUtil.writeInt4(0, testBuffer, 16); // DACL offset

        byte[] testData = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08 };

        // Write values to buffer
        SMBUtil.writeInt4(namedPipeState, buffer, bufferIndex);
        SMBUtil.writeInt4(readDataAvailable, buffer, bufferIndex + 4);
        SMBUtil.writeInt4(numberOfMessages, buffer, bufferIndex + 8);
        SMBUtil.writeInt4(messageLength, buffer, bufferIndex + 12);

        final int inputOffset = SMBUtil.readInt4(buffer, bufferIndex) + getHeaderStart();
        bufferIndex += 4;

        final int inputCount = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        final int outputOffset = SMBUtil.readInt4(buffer, bufferIndex) + getHeaderStart();
        bufferIndex += 4;

        final int outputCount = SMBUtil.readInt4(buffer, bufferIndex);

            assertEquals(5120L, SMBUtil.readInt8(buffer, offset + 8));
            assertEquals(8192, SMBUtil.readInt4(buffer, offset + 16));

            offset += CHUNK_SIZE;
            assertEquals(12288L, SMBUtil.readInt8(buffer, offset));
            assertEquals(13312L, SMBUtil.readInt8(buffer, offset + 8));
            assertEquals(16384, SMBUtil.readInt4(buffer, offset + 16));
        }

        // Verify context header
        assertEquals(0, SMBUtil.readInt4(buffer, 0)); // Next
        assertEquals(16, SMBUtil.readInt2(buffer, 4)); // NameOffset
        assertEquals(4, SMBUtil.readInt2(buffer, 6)); // NameLength
        assertEquals(0, SMBUtil.readInt2(buffer, 8)); // Reserved
        assertEquals(24, SMBUtil.readInt2(buffer, 10)); // DataOffset
        assertEquals(52, SMBUtil.readInt4(buffer, 12)); // DataLength

 */
package jcifs.internal.fscc;

import java.nio.charset.StandardCharsets;

import jcifs.internal.SMBProtocolDecodingException;
import jcifs.internal.util.SMBUtil;

/**
 * File System Control Code (FSCC) structure for File Rename Information.
 * Used in SMB2/SMB3 set file information operations to rename files or directories,

     */
    @Override
    public int encode(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        SMBUtil.writeInt8(this.offset, dst, dstIndex);
        dstIndex += 8;
        SMBUtil.writeInt8(this.length, dst, dstIndex);
        dstIndex += 8;

        SMBUtil.writeInt4(this.flags, dst, dstIndex);
        dstIndex += 4;
        dstIndex += 4; // Reserved
        return dstIndex - start;
    }