dist/smbfs/include/netsmb/nb_lib.h

   1 /*
   2  * Copyright (c) 2000, 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  * from: Id: nb_lib.h,v 1.2 2000/07/17 01:49:27 bp Exp
  33  */
  34 #ifndef _NETSMB_NB_LIB_H_
  35 #define _NETSMB_NB_LIB_H_
  36
  37 /*
  38  * Error codes
  39  */
  40 #define NBERR_INVALIDFORMAT     0x0001
  41 #define NBERR_SRVFAILURE        0x0002
  42 #define NBERR_NAMENOTFOUND      0x0003
  43 #define NBERR_IMP               0x0004
  44 #define NBERR_REFUSED           0x0005
  45 #define NBERR_ACTIVE            0x0006
  46 #define NBERR_HOSTNOTFOUND      0x0101
  47 #define NBERR_TOOMANYREDIRECTS  0x0102
  48 #define NBERR_INVALIDRESPONSE   0x0103
  49 #define NBERR_NAMETOOLONG       0x0104
  50 #define NBERR_NOBCASTIFS        0x0105
  51 #define NBERR_MAX               0x0106
  52 #define NBERROR(e)              ((e) |  SMB_NB_ERROR)
  53
  54 #define NBCF_RESOLVED   0x0001
  55
  56 /*
  57  * nb environment
  58  */
  59 struct nb_ctx {
  60         int             nb_flags;
  61         int             nb_timo;
  62         char *          nb_scope;       /* NetBIOS scope */
  63         char *          nb_nsname;      /* name server */
  64         struct sockaddr_in      nb_ns;  /* ip addr of name server */
  65         struct sockaddr_in      nb_lastns;
  66 };
  67
  68 /*
  69  * resource record
  70  */
  71 struct nbns_rr {
  72         u_char *        rr_name;        /* compressed NETBIOS name */
  73         u_int16_t       rr_type;
  74         u_int16_t       rr_class;
  75         u_int32_t       rr_ttl;
  76         u_int16_t       rr_rdlength;
  77         u_char *        rr_data;
  78 };
  79
  80 #define NBRQF_BROADCAST         0x0001
  81 /*
  82  * nbns request
  83  */
  84 struct nbns_rq {
  85         int             nr_opcode;
  86         int             nr_nmflags;
  87         int             nr_rcode;
  88         int             nr_qdcount;
  89         int             nr_ancount;
  90         int             nr_nscount;
  91         int             nr_arcount;
  92         struct nb_name* nr_qdname;
  93         u_int16_t       nr_qdtype;
  94         u_int16_t       nr_qdclass;
  95         struct sockaddr_in nr_dest;     /* receiver of query */
  96         struct sockaddr_in nr_sender;   /* sender of response */
  97         int             nr_rpnmflags;
  98         int             nr_rprcode;
  99         u_int16_t       nr_rpancount;
 100         u_int16_t       nr_rpnscount;
 101         u_int16_t       nr_rparcount;
 102         u_int16_t       nr_trnid;
 103         struct nb_ctx * nr_nbd;
 104         struct mbdata   nr_rq;
 105         struct mbdata   nr_rp;
 106         struct nb_ifdesc *nr_if;
 107         int             nr_flags;
 108         int             nr_fd;
 109 };
 110
 111 struct nb_ifdesc {
 112         int             id_flags;
 113         struct in_addr  id_addr;
 114         struct in_addr  id_mask;
 115         char            id_name[16];    /* actually IFNAMSIZ */
 116         struct nb_ifdesc * id_next;
 117 };
 118
 119 struct sockaddr;
 120
 121 __BEGIN_DECLS
 122
 123 int nb_name_len(struct nb_name *);
 124 int nb_name_encode(struct nb_name *, u_char *);
 125 int nb_encname_len(const char *);
 126
 127 int  nb_snballoc(int namelen, struct sockaddr_nb **);
 128 void nb_snbfree(struct sockaddr*);
 129 int  nb_sockaddr(struct sockaddr *, struct nb_name *, struct sockaddr_nb **);
 130
 131 int  nb_resolvehost_in(const char *, struct sockaddr **);
 132 int  nbns_resolvename(const char *, struct nb_ctx *, struct sockaddr **);
 133 int  nb_getlocalname(char *name);
 134 int  nb_enum_if(struct nb_ifdesc **, int);
 135
 136 const char *nb_strerror(int error);
 137
 138 int  nb_ctx_create(struct nb_ctx **);
 139 void nb_ctx_done(struct nb_ctx *);
 140 int  nb_ctx_setns(struct nb_ctx *, const char *);
 141 int  nb_ctx_setscope(struct nb_ctx *, const char *);
 142 int  nb_ctx_resolve(struct nb_ctx *);
 143 int  nb_ctx_readrcsection(struct rcfile *, struct nb_ctx *, const char *, int);
 144
 145 __END_DECLS
 146
 147 #endif /* !_NETSMB_NB_LIB_H_ */