FreeBSD/Linux Kernel Cross Reference
sys/netsmb/netbios.h

     /*-
      * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
      *
      * Copyright (c) 2000-2001 Boris Popov
      * All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     * $FreeBSD$
     */
    #ifndef _NETSMB_NETBIOS_H_
    #define _NETSMB_NETBIOS_H_
    
    /*
     * make this file dirty...
     */
    #ifndef _NETINET_IN_H_
    #include <netinet/in.h>
    #endif
    
    #define NMB_TCP_PORT    137
    
    #define NBPROTO_TCPSSN  1               /* NETBIOS session over TCP */
    #define NBPROTO_IPXSSN  11              /* NETBIOS over IPX */
    
    #define NB_NAMELEN      16
    #define NB_ENCNAMELEN   NB_NAMELEN * 2
    #define NB_MAXLABLEN    63
    
    #define NB_MINSALEN     (sizeof(struct sockaddr_nb))
    
    /*
     * name types
     */
    #define NBT_WKSTA               0x00
    #define NBT_MESSENGER           0x03
    #define NBT_RAS_SERVER          0x06
    #define NBT_DOMAIN_MASTER_BROWSER       0x1B
    #define NBT_DOMAIN_CONTROLLER   0x1C
    #define NBT_MASTER_BROWSER      0x1D
    #define NBT_NETDDE              0x1F
    #define NBT_SERVER              0x20
    #define NBT_RAS_CLIENT          0x21
    
    /*
     * Session packet types
     */
    #define NB_SSN_MESSAGE          0x0
    #define NB_SSN_REQUEST          0x81
    #define NB_SSN_POSRESP          0x82
    #define NB_SSN_NEGRESP          0x83
    #define NB_SSN_RTGRESP          0x84
    #define NB_SSN_KEEPALIVE        0x85
    
    /*
     * resolver: Opcodes
     */
    #define NBNS_OPCODE_QUERY       0x00
    #define NBNS_OPCODE_REGISTER    0x05
    #define NBNS_OPCODE_RELEASE     0x06
    #define NBNS_OPCODE_WACK        0x07
    #define NBNS_OPCODE_REFRESH     0x08
    #define NBNS_OPCODE_RESPONSE    0x10    /* or'ed with other opcodes */
    
    /*
     * resolver: NM_FLAGS
     */
    #define NBNS_NMFLAG_BCAST       0x01
    #define NBNS_NMFLAG_RA          0x08    /* recursion available */
    #define NBNS_NMFLAG_RD          0x10    /* recursion desired */
    #define NBNS_NMFLAG_TC          0x20    /* truncation occurred */
    #define NBNS_NMFLAG_AA          0x40    /* authoritative answer */
    
    /* 
     * resolver: Question types
     */
    #define NBNS_QUESTION_TYPE_NB           0x0020
    #define NBNS_QUESTION_TYPE_NBSTAT       0x0021
    
    /* 
    * resolver: Question class 
    */
   #define NBNS_QUESTION_CLASS_IN  0x0001
   
   /*
    * resolver: Limits
    */
   #define NBNS_MAXREDIRECTS       3       /* maximum number of accepted redirects */
   #define NBDG_MAXSIZE            576     /* maximum nbns datagram size */
   
   /*
    * NETBIOS addressing
    */
   union nb_tran {
           struct sockaddr_in      x_in;
           /* struct sockaddr_ipx was here. */
   };
   
   struct nb_name {
           u_int           nn_type;
           u_char          nn_name[NB_NAMELEN + 1];
           u_char *        nn_scope;
   };
   
   /*
    * Socket address
    */
   struct sockaddr_nb {
           u_char          snb_len;
           u_char          snb_family;
           union nb_tran   snb_tran;               /* transport */
           u_char          snb_name[1 + NB_ENCNAMELEN + 1];        /* encoded */
   };
   
   #define snb_addrin      snb_tran.x_in
   
   #endif /* !_NETSMB_NETBIOS_H_ */

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