usr/src/uts/common/netsmb/netbios.h

   1 /*
   2  * Copyright (c) 2000-2001 Boris Popov
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. All advertising materials mentioning features or use of this software
  14  *    must display the following acknowledgement:
  15  *    This product includes software developed by Boris Popov.
  16  * 4. Neither the name of the author nor the names of any co-contributors
  17  *    may be used to endorse or promote products derived from this software
  18  *    without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  30  * SUCH DAMAGE.
  31  *
  32  * $Id: netbios.h,v 1.5 2004/03/19 01:49:45 lindak Exp $
  33  */
  34
  35 /*
  36  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  37  * Use is subject to license terms.
  38  */
  39
  40 #ifndef _NETSMB_NETBIOS_H_
  41 #define _NETSMB_NETBIOS_H_
  42
  43 #ifndef _NETINET_IN_H_
  44 #include <netinet/in.h>
  45 #endif
  46
  47 /*
  48  * This is a fake address family number, used to
  49  * recognize our fake sockaddr_nb objects.
  50  * This is never handed to bind or connect.
  51  */
  52 #ifndef AF_NETBIOS
  53 #define AF_NETBIOS (AF_MAX+2)
  54 #endif
  55
  56 #define PF_NETBIOS      AF_NETBIOS
  57
  58 /*
  59  * NetBIOS port numbers by the names used in the Darwin code.
  60  * XXX: Change the code to use IPPORT_xxx from in.h directly.
  61  * XXX: Add IPPORT_SMB_OVER_TCP or some such (port 445)
  62  */
  63 #define NBNS_UDP_PORT           IPPORT_NETBIOS_NS       /* 137 */
  64 #define SMB_TCP_PORT            IPPORT_NETBIOS_SSN      /* 139 */
  65
  66 #define NBPROTO_TCPSSN  1               /* NETBIOS session over TCP */
  67
  68 #define NB_NAMELEN      16
  69 #define NB_ENCNAMELEN   NB_NAMELEN * 2
  70 #define NB_MAXLABLEN    63
  71
  72 #define NB_MAXPKTLEN    0x1FFFF
  73
  74 #define NB_MINSALEN     (sizeof (struct sockaddr_nb))
  75
  76 /*
  77  * name types
  78  */
  79 #define NBT_WKSTA       0x00
  80 #define NBT_CLIENT      0x03
  81 #define NBT_RASSRVR     0x06
  82 #define NBT_DMB         0x1B
  83 #define NBT_IP          0x1C
  84 #define NBT_MB          0x1D
  85 #define NBT_BS          0x1E
  86 #define NBT_NETDDE      0x1F
  87 #define NBT_SERVER      0x20
  88 #define NBT_RASCLNT     0x21
  89 #define NBT_NMAGENT     0xBE
  90 #define NBT_NMUTIL      0xBF
  91
  92 /*
  93  * Session packet types
  94  */
  95 #define NB_SSN_MESSAGE          0x0
  96 #define NB_SSN_REQUEST          0x81
  97 #define NB_SSN_POSRESP          0x82
  98 #define NB_SSN_NEGRESP          0x83
  99 #define NB_SSN_RTGRESP          0x84
 100 #define NB_SSN_KEEPALIVE        0x85
 101
 102 /*
 103  * resolver: Opcodes
 104  */
 105 #define NBNS_OPCODE_QUERY       0x00
 106 #define NBNS_OPCODE_REGISTER    0x05
 107 #define NBNS_OPCODE_RELEASE     0x06
 108 #define NBNS_OPCODE_WACK        0x07
 109 #define NBNS_OPCODE_REFRESH     0x08
 110 #define NBNS_OPCODE_RESPONSE    0x10    /* or'ed with other opcodes */
 111
 112 /*
 113  * resolver: NM_FLAGS
 114  */
 115 #define NBNS_NMFLAG_BCAST       0x01
 116 #define NBNS_NMFLAG_RA          0x08    /* recursion available */
 117 #define NBNS_NMFLAG_RD          0x10    /* recursion desired */
 118 #define NBNS_NMFLAG_TC          0x20    /* truncation occured */
 119 #define NBNS_NMFLAG_AA          0x40    /* authoritative answer */
 120
 121 /*
 122  * resolver: Question types
 123  */
 124 #define NBNS_QUESTION_TYPE_NB           0x0020
 125 #define NBNS_QUESTION_TYPE_NBSTAT       0x0021
 126
 127 /*
 128  * resolver: Question class
 129  */
 130 #define NBNS_QUESTION_CLASS_IN  0x0001
 131
 132 /*
 133  * resolver: Limits
 134  */
 135 #define NBNS_MAXREDIRECTS       3       /* max number of accepted redirects */
 136 #define NBDG_MAXSIZE            576     /* maximum nbns datagram size */
 137
 138 /*
 139  * NETBIOS addressing
 140  */
 141
 142 struct nb_name {
 143         uint_t          nn_type;
 144         char            nn_name[NB_NAMELEN];
 145         char            *nn_scope;
 146 };
 147 typedef struct nb_name nb_name_t;
 148
 149 /*
 150  * Our private NetBIOS socket address format.
 151  * Note that it's LARGER than sockaddr.
 152  *
 153  * XXX: Also note that the library code is sloppy about
 154  * casting this to sockaddr_in so let's keep snb_ipaddr
 155  * at the same offset, at least until that's fixed.
 156  */
 157 struct sockaddr_nb {
 158         sa_family_t     snb_family;     /* address family */
 159         uint16_t    snb_flags;  /* NBNS_GROUPFLG, etc. */
 160         uint32_t        snb_ipaddr; /* always IPv4 */
 161         char            snb_name[NB_NAMELEN]; /* NOT encoded */
 162 };
 163 typedef struct sockaddr_nb sockaddr_nb_t;
 164
 165 #endif /* !_NETSMB_NETBIOS_H_ */