FATAL // Connection or session must be terminated
    }

    /**
     * Error categories
     */
    public enum Category {
        AUTHENTICATION, AUTHORIZATION, NETWORK, PROTOCOL, RESOURCE, CONFIGURATION, ENCRYPTION, TIMEOUT, IO, UNKNOWN
    }

    private final int errorCode;
    private final Severity severity;
    private final Category category;
    private final Map<String, Object> context;

   * quickly, possibly by handing off the provided request body to another thread to perform
   * writing.
   *
   * [grpc]: https://github.com/grpc/grpc/blob/master/doc/PROTOCOL-HTTP2.md
   */
  open fun isDuplex(): Boolean = false

  /**
   * Returns true if this body expects at most one call to [writeTo] and can be transmitted

 */

/**
 * An abstract class for NTLM authentication in SMB1 protocol.
 * Provides a callback mechanism for retrieving user credentials when authentication is required.
 */
public abstract class NtlmAuthenticator {

    /**
     * Default constructor.
     */

import jcifs.smb1.util.transport.Response;
import jcifs.smb1.util.transport.Transport;
import jcifs.smb1.util.transport.TransportException;

/**
 * Legacy SMB transport implementation for SMB1 protocol communication.
 * Handles the low-level transport layer for SMB1 protocol messages.
 */
public class SmbTransport extends Transport implements SmbConstants {

    static final byte[] BUF = new byte[0xFFFF];

import jcifs.internal.util.SMBUtil;

/**
 * SMB1 COM_WRITE command implementation.
 *
 * This command writes data to an open file on the server.
 * It's the basic write operation in the SMB1 protocol.
 */
public class SmbComWrite extends ServerMessageBlock {

    private int fid, count, offset, remaining, off;
    private byte[] b;

    /**
     * Constructs an empty write request.
     *

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package jcifs.smb1.smb1;

/**
 * Interface defining DOS error codes and their mappings to NT status codes for SMB1 protocol.
 * Provides lookup tables for converting between DOS and NT error representations.
 */
public interface DosError {

    /**
     * Mapping table from DOS error codes to NT status codes.

Esta não é uma limitação do **FastAPI**, é parte do protocolo HTTP.

///

## Recapitulando

This is not a limitation of **FastAPI**, it's part of the HTTP protocol.

///

## Optional File Upload { #optional-file-upload }

You can make a file optional by using standard type annotations and setting a default value of `None`:

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package jcifs.smb1.smb1;

import jcifs.smb1.Config;

/**
 * Buffer cache implementation for SMB1 protocol operations.
 * Manages a pool of byte buffers to reduce garbage collection overhead.
 *
 * Performance optimizations:
 * - Uses ConcurrentLinkedQueue for O(1) operations
 * - Lock-free operations for better concurrency

    response: Response,
    expectedHost: String,
  ) {
    assertThat(response.code).isEqualTo(200)
    assertThat(response.request.url.host).isEqualTo(expectedHost)
    assertThat(response.protocol).isEqualTo(Protocol.HTTP_2)
    response.body.close()
  }