*/
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,
 * with support for specifying whether to replace existing files with the same name.
 *
 * @author mbechler

 */
package jcifs.pac;

import java.io.ByteArrayInputStream;
import java.io.DataInputStream;
import java.io.IOException;

/**
 * Represents a PAC signature structure containing checksum type and data.
 * This class parses and holds signature information from Kerberos PAC data,
 * supporting various checksum algorithms including HMAC-MD5 and HMAC-SHA1 with AES.
 */
public class PacSignature {

        }

        @Test
        @DisplayName("Should throw exception for invalid structure size")
        void testReadBytesWireFormatInvalidSize() throws Exception {
            // Given - Invalid structure size
            byte[] buffer = new byte[16];
            buffer[0] = 0x0F; // Invalid size (15 instead of 16)
            buffer[1] = 0x00;

            this.domain_handle.decode(_src);
            this.retval = _src.dec_ndr_long();
        }
    }

    /**
     * SAMR SAM Entry structure representing a SAM database entry.
     * Contains the relative ID and name of a SAM object.
     */
    public static class SamrSamEntry extends NdrObject {

        /**

        public void decode_out(final NdrBuffer _src) throws NdrException {
            domain_handle.decode(_src);
            retval = _src.dec_ndr_long();
        }
    }

    /**
     * SAMR SAM Entry structure representing a SAM database entry.
     * Contains the relative ID and name of a SAM object.
     */
    public static class SamrSamEntry extends NdrObject {

        /**

    /**
     * SMB2 session flag indicating channel binding
     */
    public static final int SMB2_SESSION_FLAG_BINDING = 0x01;

    /**
     * Size of network interface info structure in bytes
     */
    public static final int NETWORK_INTERFACE_INFO_SIZE = 152;

     * Context name for durable handle response
     */
    public static final String CONTEXT_NAME = "DHnQ";

    private static final byte[] CONTEXT_NAME_BYTES = CONTEXT_NAME.getBytes();

    // The response structure is reserved and must be zero (8 bytes)
    private byte[] reserved = new byte[8];

    /**
     * Create a new durable handle response
     */
    public DurableHandleResponse() {

        assertEquals(0, dfsRootEnum.getPtype());
        assertEquals(DcerpcConstants.DCERPC_FIRST_FRAG | DcerpcConstants.DCERPC_LAST_FRAG, dfsRootEnum.getFlags());

        // Verify DFS enumeration structure
        assertNotNull(dfsRootEnum.info);
        assertEquals(200, dfsRootEnum.info.level);
        assertNotNull(dfsRootEnum.info.e);
        assertInstanceOf(netdfs.DfsEnumArray200.class, dfsRootEnum.info.e);

        final int start = bufferIndex;
        final int structureSize = SMBUtil.readInt2(buffer, bufferIndex);
        if (structureSize != 16) {
            throw new SMBProtocolDecodingException("Structure size is not 16");
        }

        this.shareType = buffer[bufferIndex + 2];
        bufferIndex += 4;
        this.shareFlags = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        @DisplayName("Should write correct structure size")
        void testWriteBytesWireFormat() {
            byte[] buffer = new byte[100];
            int startIndex = 10;

            int bytesWritten = echoRequest.writeBytesWireFormat(buffer, startIndex);

            // Should write 4 bytes
            assertEquals(4, bytesWritten);

            // Should write structure size of 4