The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/netccitt/x25.h

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    1 /*      $NetBSD: x25.h,v 1.12 2003/08/07 16:33:06 agc Exp $     */
    2 
    3 /*
    4  * Copyright (c) 1990, 1992, 1993
    5  *      The Regents of the University of California.  All rights reserved.
    6  *
    7  * This code is derived from software contributed to Berkeley by the
    8  * Laboratory for Computation Vision and the Computer Science Department
    9  * of the University of British Columbia and the Computer Science
   10  * Department (IV) of the University of Erlangen-Nuremberg, Germany.
   11  *
   12  * Redistribution and use in source and binary forms, with or without
   13  * modification, are permitted provided that the following conditions
   14  * are met:
   15  * 1. Redistributions of source code must retain the above copyright
   16  *    notice, this list of conditions and the following disclaimer.
   17  * 2. Redistributions in binary form must reproduce the above copyright
   18  *    notice, this list of conditions and the following disclaimer in the
   19  *    documentation and/or other materials provided with the distribution.
   20  * 3. Neither the name of the University nor the names of its contributors
   21  *    may be used to endorse or promote products derived from this software
   22  *    without specific prior written permission.
   23  *
   24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   34  * SUCH DAMAGE.
   35  *
   36  *      @(#)x25.h       8.1 (Berkeley) 6/10/93
   37  */
   38 
   39 /*
   40  * Copyright (c) 1984 University of British Columbia.
   41  * Copyright (c) 1992 Computer Science Department IV,
   42  *              University of Erlangen-Nuremberg, Germany.
   43  *
   44  * This code is derived from software contributed to Berkeley by the
   45  * Laboratory for Computation Vision and the Computer Science Department
   46  * of the University of British Columbia and the Computer Science
   47  * Department (IV) of the University of Erlangen-Nuremberg, Germany.
   48  *
   49  * Redistribution and use in source and binary forms, with or without
   50  * modification, are permitted provided that the following conditions
   51  * are met:
   52  * 1. Redistributions of source code must retain the above copyright
   53  *    notice, this list of conditions and the following disclaimer.
   54  * 2. Redistributions in binary form must reproduce the above copyright
   55  *    notice, this list of conditions and the following disclaimer in the
   56  *    documentation and/or other materials provided with the distribution.
   57  * 3. All advertising materials mentioning features or use of this software
   58  *    must display the following acknowledgement:
   59  *      This product includes software developed by the University of
   60  *      California, Berkeley and its contributors.
   61  * 4. Neither the name of the University nor the names of its contributors
   62  *    may be used to endorse or promote products derived from this software
   63  *    without specific prior written permission.
   64  *
   65  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   66  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   67  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   68  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   69  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   70  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   71  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   72  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   73  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   74  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   75  * SUCH DAMAGE.
   76  *
   77  *      @(#)x25.h       8.1 (Berkeley) 6/10/93
   78  */
   79 
   80 #ifndef _NETCCITT_X25_H_
   81 #define _NETCCITT_X25_H_
   82 
   83 #ifdef _KERNEL
   84 #define PRC_IFUP        3
   85 #define PRC_LINKUP      4
   86 #define PRC_LINKDOWN    5
   87 #define PRC_LINKRESET   6
   88 #define PRC_LINKDONTCOPY        7
   89 #ifndef PRC_DISCONNECT_REQUEST  
   90 #define PRC_DISCONNECT_REQUEST 10
   91 #endif
   92 #endif
   93 
   94 #define CCITTPROTO_HDLC         1
   95 #define CCITTPROTO_X25          2       /* packet level protocol */
   96 #define IEEEPROTO_802LLC        3       /* doesn't belong here */
   97 
   98 #define HDLCPROTO_LAP           1
   99 #define HDLCPROTO_LAPB          2
  100 #define HDLCPROTO_UNSET         3
  101 #define HDLCPROTO_LAPD          4
  102 
  103 /* socket options */
  104 #define PK_ACCTFILE             1       /* use level = CCITTPROTO_X25 */
  105 #define PK_FACILITIES           2       /* use level = CCITTPROTO_X25 */
  106 #define PK_RTATTACH             3       /* use level = CCITTPROTO_X25 */
  107 #define PK_PRLISTEN             4       /* use level = CCITTPROTO_X25 */
  108 
  109 #define MAX_FACILITIES          109     /* maximum size for facilities */
  110 
  111 /*
  112  *  X.25 Socket address structure.  It contains the  X.121 or variation of
  113  *  X.121, facilities information, higher level protocol value (first four
  114  *  bytes of the User Data field), and the last  12 characters of the User
  115  *  Data field.
  116  */
  117 
  118 struct x25_sockaddr {           /* obsolete - use sockaddr_x25 */
  119     short  xaddr_len;           /* Length of xaddr_addr.                */
  120     u_char xaddr_addr[15];      /* Network dependent or X.121 address.  */
  121     u_char xaddr_facilities;    /* Facilities information.              */
  122 #define XS_REVERSE_CHARGE       0x01
  123 #define XS_HIPRIO               0x02
  124     u_char xaddr_proto[4];      /* Protocol ID (4 bytes of user data).  */
  125     u_char xaddr_userdata[12];  /* Remaining User data field.           */
  126 };
  127 
  128 /*
  129  *  X.25 Socket address structure.  It contains the network id, X.121
  130  *  address, facilities information, higher level protocol value (first four
  131  *  bytes of the User Data field), and up to 12 characters of User Data.
  132  */
  133 
  134 struct  sockaddr_x25 {
  135         u_char  x25_len;
  136         u_char  x25_family;     /* must be AF_CCITT */
  137         short   x25_net;        /* network id code (usually a dnic) */
  138         char    x25_addr[16];   /* X.121 address (null terminated) */
  139         struct  x25opts {
  140                 char    op_flags;       /* miscellaneous options */
  141                                         /* pk_var.h defines other lcd_flags */
  142 #define X25_REVERSE_CHARGE      0x01    /* remote DTE pays for call */
  143 #define X25_DBIT                0x02    /* not yet supported */
  144 #define X25_MQBIT               0x04    /* prepend M&Q bit status byte to packet data */
  145 #define X25_OLDSOCKADDR         0x08    /* uses old sockaddr structure */
  146 #define X25_DG_CIRCUIT          0x10    /* lcd_flag: used for datagrams */
  147 #define X25_DG_ROUTING          0x20    /* lcd_flag: peer addr not yet known */
  148 #define X25_MBS_HOLD            0x40    /* lcd_flag: collect m-bit sequences */
  149                 char    op_psize;       /* requested packet size */
  150 #define X25_PS128               7
  151 #define X25_PS256               8
  152 #define X25_PS512               9
  153                 char    op_wsize;       /* window size (1 .. 7) */
  154                 char    op_speed;       /* throughput class */
  155         } x25_opts;
  156         short   x25_udlen;      /* user data field length */
  157         char    x25_udata[16];  /* user data field */
  158 };
  159 
  160 /*
  161  * network configuration info
  162  * this structure must be 16 bytes long
  163  */
  164 
  165 struct  x25config {
  166         struct  sockaddr_x25 xc_addr;
  167         /* link level parameters */
  168         u_short xc_lproto:4,    /* link level protocol eg. CCITTPROTO_HDLC */
  169                 xc_lptype:4,    /* protocol type eg. HDLCPROTO_LAPB */
  170                 xc_ltrace:1,    /* link level tracing flag */
  171                 xc_lwsize:7;    /* link level window size */
  172         u_short xc_lxidxchg:1,  /* link level XID exchange flag - NOT YET */
  173         /* packet level parameters */
  174                 xc_rsvd1:2,
  175                 xc_pwsize:3,    /* default window size */
  176                 xc_psize:4,     /* default packet size 7=128, 8=256, ... */
  177                 xc_type:3,      /* network type */
  178 #define X25_1976        0
  179 #define X25_1980        1
  180 #define X25_1984        2
  181 #define X25_DDN         3
  182 #define X25_BASIC       4
  183                 xc_ptrace:1,    /* packet level tracing flag */
  184                 xc_nodnic:1,    /* remove our dnic when calling on net */
  185                 xc_prepnd0:1;   /* prepend 0 when making offnet calls */
  186         u_short xc_maxlcn;      /* max logical channels */
  187         u_short xc_dg_idletimo; /* timeout for idle datagram circuits. */
  188 };
  189 
  190 #ifdef IFNAMSIZ
  191 struct ifreq_x25 {
  192         char    ifr_name[IFNAMSIZ];             /* if name, e.g. "en0" */
  193         struct  x25config ifr_xc;
  194 };
  195 #define SIOCSIFCONF_X25 _IOW('i', 12, struct ifreq_x25) /* set ifnet config */
  196 #define SIOCGIFCONF_X25 _IOWR('i',13, struct ifreq_x25) /* get ifnet config */
  197 #endif
  198 
  199 #ifdef _KERNEL
  200 struct llinfo_x25;
  201 struct pklcd;
  202 struct sockaddr_in;
  203 struct x25_ifaddr;
  204 struct ifnet;
  205 struct rtentry;
  206 struct rt_addrinfo;
  207 
  208 void x25_lxfree __P((struct llinfo_x25 *));
  209 int x25_ifinput __P((struct mbuf *, void *));
  210 int x25_connect_callback __P((struct mbuf *, void *));
  211 int x25_dgram_incoming __P((struct mbuf *, void *));
  212 int x25_ifoutput __P((struct ifnet *, struct mbuf *, struct sockaddr *, struct rtentry *));
  213 void x25_iftimeout __P((struct ifnet *));
  214 void x25_rtrequest __P((int , struct rtentry *, struct rt_addrinfo *));
  215 void x25_rtinvert __P((int , struct sockaddr *, struct rtentry *));
  216 void x25_ddnip_to_ccitt __P((struct sockaddr *, struct rtentry *));
  217 void x25_dg_rtinit __P((struct sockaddr_x25 *, struct x25_ifaddr *, int ));
  218 void pk_init __P((void));
  219 int pk_user_protolisten __P((u_char *));
  220 int pk_rtattach __P((struct socket *, struct mbuf *));
  221 int x25_rtattach __P((struct pklcd *, struct rtentry *));
  222 #endif
  223 
  224 #endif /* _NETCCITT_X25_H_ */

Cache object: 7774b2687b13c1e3c43ba8293c5c915d


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