* Provides methods for encoding/decoding various data types in different byte orders.
 */
public class Encdec {

    /**
     * Default constructor for Encdec.
     * This is a utility class with static methods.
     */
    public Encdec() {
        // Default constructor
    }

    /**
     * Milliseconds between January 1, 1970 and January 1, 1601 (Windows epoch).
     */

/* encdec - encode and decode integers, times, and
 * internationalized strings to and from popular binary formats
 * http://www.ioplex.com/~miallen/encdec/
 * Copyright (c) 2003 Michael B. Allen <******@****.***>
 *
 * The GNU Library General Public License
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either

        Encdec.enc_uint16be((short) v, tmp, 0);
        write(tmp, 0, 2);
    }

    @Override
    public final void writeChar(final int v) throws SmbException {
        Encdec.enc_uint16be((short) v, tmp, 0);
        write(tmp, 0, 2);
    }

    @Override
    public final void writeInt(final int v) throws SmbException {
        Encdec.enc_uint32be(v, tmp, 0);

import jcifs.CIFSException;
import jcifs.SmbPipeHandle;
import jcifs.SmbPipeResource;
import jcifs.SmbResourceLocator;
import jcifs.smb.SmbNamedPipe;
import jcifs.smb.SmbPipeHandleInternal;
import jcifs.util.Encdec;

/**
 * Test class for DcerpcPipeHandle
 */
@ExtendWith(MockitoExtension.class)
class DcerpcPipeHandleTest {

    @Mock
    private CIFSContext mockContext;
    @Mock

import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.ValueSource;

import jcifs.BaseTest;

/**
 * Test class for Encdec utility functionality
 */
@DisplayName("Encdec Utility Tests")
class EncdecTest extends BaseTest {

    @Test
    @DisplayName("Should encode and decode 16-bit integers")
    void testInt16Operations() {
        // Given

        assertEquals(0, Encdec.dec_uint32le(buffer, 0)); // Should be 0 for null referent
    }

    @Test
    void testDecNdrStringInvalidConformance() {
        // Simulate a string with invalid size
        ndrBuffer.setIndex(0);
        Encdec.enc_uint32le(0xFFFF + 1, buffer, 0); // len = 0xFFFF + 1
        Encdec.enc_uint32le(0, buffer, 4);
        Encdec.enc_uint32le(0xFFFF + 1, buffer, 8);

     */
    public void enc_ndr_string(final String s) {
        align(4);
        int i = this.index;
        final int len = s.length();
        Encdec.enc_uint32le(len + 1, this.buf, i);
        i += 4;
        Encdec.enc_uint32le(0, this.buf, i);
        i += 4;
        Encdec.enc_uint32le(len + 1, this.buf, i);
        i += 4;
        System.arraycopy(Strings.getUNIBytes(s), 0, this.buf, i, len * 2);
        i += len * 2;

     */
    public void enc_ndr_string(final String s) {
        align(4);
        int i = index;
        final int len = s.length();
        Encdec.enc_uint32le(len + 1, buf, i);
        i += 4;
        Encdec.enc_uint32le(0, buf, i);
        i += 4;
        Encdec.enc_uint32le(len + 1, buf, i);
        i += 4;
        try {
            System.arraycopy(s.getBytes("UTF-16LE"), 0, buf, i, len * 2);

        Encdec.enc_uint32be(v, this.tmp, 0);
        write(this.tmp, 0, 4);
    }

    @Override
    public final void writeLong(final long v) throws SmbException {
        Encdec.enc_uint64be(v, this.tmp, 0);
        write(this.tmp, 0, 8);
    }

    @Override
    public final void writeFloat(final float v) throws SmbException {
        Encdec.enc_floatbe(v, this.tmp, 0);

        Encdec.enc_uint32le(0x00000101, blob, 0); // Header
        Encdec.enc_uint32le(0x00000000, blob, 4); // Reserved
        Encdec.enc_uint64le(nanos1601, blob, 8);
        System.arraycopy(clientChallenge, 0, blob, 16, 8);
        Encdec.enc_uint32le(0x00000000, blob, 24); // Unknown
        System.arraycopy(avPairs, 0, blob, 28, avPairsLength);
        Encdec.enc_uint32le(0x00000000, blob, 28 + avPairsLength);