* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.internal.smb2.rdma;

import jcifs.internal.util.SMBUtil;

/**
 * SMB2 RDMA Transform structure for READ/WRITE channel info.
 *
 * As per MS-SMB2 2.2.13.1.1 and 2.2.21.1.1
 */
public class Smb2RdmaTransform {

    // SMB_DIRECT_BUFFER_DESCRIPTOR_V1 structure
    private long offset; // 8 bytes: Offset within registered buffer

        }

        @Test
        @DisplayName("Multi-channel capability should be 0x8")
        void testGlobalCapMultiChannel() {
            assertEquals(0x8, Smb2Constants.SMB2_GLOBAL_CAP_MULTI_CHANNEL, "Multi-channel capability must be 0x8");
        }

        @Test
        @DisplayName("Persistent handles capability should be 0x10")

        dst[dstIndex + 3] = (byte) this.securityMode;
        dstIndex += 4;

        SMBUtil.writeInt4(this.capabilities, dst, dstIndex);
        dstIndex += 4;
        SMBUtil.writeInt4(0, dst, dstIndex); // Channel
        dstIndex += 4;

        final int offsetOffset = dstIndex;
        dstIndex += 2;
        SMBUtil.writeInt2(this.token != null ? this.token.length : 0, dst, dstIndex);
        dstIndex += 2;

            int bytesRead = response.readBytesWireFormat(buffer, 0);

            assertEquals(16, bytesRead); // Structure size + reserved (4) + count (4) + remaining (4) + channel info (4)
            assertEquals(1024, response.getCount());
            assertEquals(512, response.getRemaining());
        }

        @Test

 */
package jcifs.internal.smb2.rdma.tcp;

import java.io.IOException;
import java.net.InetSocketAddress;
import java.net.Socket;
import java.net.SocketTimeoutException;
import java.nio.ByteBuffer;
import java.nio.channels.SocketChannel;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import jcifs.internal.smb2.rdma.RdmaConnection;
import jcifs.internal.smb2.rdma.RdmaMemoryRegion;

        assertEquals("instance3", transformer3.getName());

        // Change one instance's name
        transformer2.setName("changed2");

        // Others should remain unchanged
        assertEquals("instance1", transformer1.getName());
        assertEquals("changed2", transformer2.getName());
        assertEquals("instance3", transformer3.getName());
    }

    /**
     * Test name boundary cases

        String maxVersion = props.getProperty("jcifs.smb.client.maxVersion");
        if (minVersion != null || maxVersion != null) {
            initProtocolVersions(minVersion, maxVersion);
        }

        // Multi-Channel Configuration
        value = props.getProperty("jcifs.smb.client.useMultiChannel");
        if (value != null) {
            this.useMultiChannelExplicitlySet = true;

- **Network & I/O** (`org.codelibs.core.net`, `org.codelibs.core.nio`) - URL utilities, UUID generation, MIME type detection, and NIO channel operations

## 🚀 Getting Started

### Requirements
- **Java 21 or higher** (Required for modern language features)
- **Maven 3.6+** or **Gradle 7+** for build management

            assertArrayEquals(testFileId, Arrays.copyOfRange(buffer, headerStart + 16, headerStart + 32)); // File ID
            assertEquals(0, SMBUtil.readInt4(buffer, headerStart + 32)); // Channel
            assertEquals(500, SMBUtil.readInt4(buffer, headerStart + 36)); // Remaining bytes
            assertEquals(0, SMBUtil.readInt2(buffer, headerStart + 40)); // WriteChannelInfoOffset

        AvPairs.replace(serverAvPairs, new AvTimestamp(ts));

        if (targetName != null) {
            AvPairs.replace(serverAvPairs, new AvTargetName(targetName));
        }

        // possibly add channel bindings
        AvPairs.replace(serverAvPairs, new AvPair(0xa, new byte[16]));
        AvPairs.replace(serverAvPairs, new AvSingleHost(tc.getConfig()));

        return AvPairs.encode(serverAvPairs);
    }