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

     /*      $NetBSD: x25.h,v 1.13 2005/02/26 22:45:10 perry Exp $   */
     
     /*
      * Copyright (c) 1990, 1992, 1993
      *      The Regents of the University of California.  All rights reserved.
      *
      * This code is derived from software contributed to Berkeley by the
      * Laboratory for Computation Vision and the Computer Science Department
      * of the University of British Columbia and the Computer Science
     * Department (IV) of the University of Erlangen-Nuremberg, Germany.
     *
     * 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.
     * 3. Neither the name of the University nor the names of its contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
     *
     *      @(#)x25.h       8.1 (Berkeley) 6/10/93
     */
    
    /*
     * Copyright (c) 1984 University of British Columbia.
     * Copyright (c) 1992 Computer Science Department IV,
     *              University of Erlangen-Nuremberg, Germany.
     *
     * This code is derived from software contributed to Berkeley by the
     * Laboratory for Computation Vision and the Computer Science Department
     * of the University of British Columbia and the Computer Science
     * Department (IV) of the University of Erlangen-Nuremberg, Germany.
     *
     * 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.
     * 3. All advertising materials mentioning features or use of this software
     *    must display the following acknowledgement:
     *      This product includes software developed by the University of
     *      California, Berkeley and its contributors.
     * 4. Neither the name of the University nor the names of its contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
     *
     *      @(#)x25.h       8.1 (Berkeley) 6/10/93
     */
    
    #ifndef _NETCCITT_X25_H_
    #define _NETCCITT_X25_H_
    
    #ifdef _KERNEL
    #define PRC_IFUP        3
    #define PRC_LINKUP      4
    #define PRC_LINKDOWN    5
    #define PRC_LINKRESET   6
    #define PRC_LINKDONTCOPY        7
    #ifndef PRC_DISCONNECT_REQUEST
    #define PRC_DISCONNECT_REQUEST 10
    #endif
    #endif
    
    #define CCITTPROTO_HDLC         1
    #define CCITTPROTO_X25          2       /* packet level protocol */
    #define IEEEPROTO_802LLC        3       /* doesn't belong here */
    
    #define HDLCPROTO_LAP           1
    #define HDLCPROTO_LAPB          2
   #define HDLCPROTO_UNSET         3
   #define HDLCPROTO_LAPD          4
   
   /* socket options */
   #define PK_ACCTFILE             1       /* use level = CCITTPROTO_X25 */
   #define PK_FACILITIES           2       /* use level = CCITTPROTO_X25 */
   #define PK_RTATTACH             3       /* use level = CCITTPROTO_X25 */
   #define PK_PRLISTEN             4       /* use level = CCITTPROTO_X25 */
   
   #define MAX_FACILITIES          109     /* maximum size for facilities */
   
   /*
    *  X.25 Socket address structure.  It contains the  X.121 or variation of
    *  X.121, facilities information, higher level protocol value (first four
    *  bytes of the User Data field), and the last  12 characters of the User
    *  Data field.
    */
   
   struct x25_sockaddr {           /* obsolete - use sockaddr_x25 */
       short  xaddr_len;           /* Length of xaddr_addr.                */
       u_char xaddr_addr[15];      /* Network dependent or X.121 address.  */
       u_char xaddr_facilities;    /* Facilities information.              */
   #define XS_REVERSE_CHARGE       0x01
   #define XS_HIPRIO               0x02
       u_char xaddr_proto[4];      /* Protocol ID (4 bytes of user data).  */
       u_char xaddr_userdata[12];  /* Remaining User data field.           */
   };
   
   /*
    *  X.25 Socket address structure.  It contains the network id, X.121
    *  address, facilities information, higher level protocol value (first four
    *  bytes of the User Data field), and up to 12 characters of User Data.
    */
   
   struct  sockaddr_x25 {
           u_char  x25_len;
           u_char  x25_family;     /* must be AF_CCITT */
           short   x25_net;        /* network id code (usually a dnic) */
           char    x25_addr[16];   /* X.121 address (null terminated) */
           struct  x25opts {
                   char    op_flags;       /* miscellaneous options */
                                           /* pk_var.h defines other lcd_flags */
   #define X25_REVERSE_CHARGE      0x01    /* remote DTE pays for call */
   #define X25_DBIT                0x02    /* not yet supported */
   #define X25_MQBIT               0x04    /* prepend M&Q bit status byte to packet data */
   #define X25_OLDSOCKADDR         0x08    /* uses old sockaddr structure */
   #define X25_DG_CIRCUIT          0x10    /* lcd_flag: used for datagrams */
   #define X25_DG_ROUTING          0x20    /* lcd_flag: peer addr not yet known */
   #define X25_MBS_HOLD            0x40    /* lcd_flag: collect m-bit sequences */
                   char    op_psize;       /* requested packet size */
   #define X25_PS128               7
   #define X25_PS256               8
   #define X25_PS512               9
                   char    op_wsize;       /* window size (1 .. 7) */
                   char    op_speed;       /* throughput class */
           } x25_opts;
           short   x25_udlen;      /* user data field length */
           char    x25_udata[16];  /* user data field */
   };
   
   /*
    * network configuration info
    * this structure must be 16 bytes long
    */
   
   struct  x25config {
           struct  sockaddr_x25 xc_addr;
           /* link level parameters */
           u_short xc_lproto:4,    /* link level protocol eg. CCITTPROTO_HDLC */
                   xc_lptype:4,    /* protocol type eg. HDLCPROTO_LAPB */
                   xc_ltrace:1,    /* link level tracing flag */
                   xc_lwsize:7;    /* link level window size */
           u_short xc_lxidxchg:1,  /* link level XID exchange flag - NOT YET */
           /* packet level parameters */
                   xc_rsvd1:2,
                   xc_pwsize:3,    /* default window size */
                   xc_psize:4,     /* default packet size 7=128, 8=256, ... */
                   xc_type:3,      /* network type */
   #define X25_1976        0
   #define X25_1980        1
   #define X25_1984        2
   #define X25_DDN         3
   #define X25_BASIC       4
                   xc_ptrace:1,    /* packet level tracing flag */
                   xc_nodnic:1,    /* remove our dnic when calling on net */
                   xc_prepnd0:1;   /* prepend 0 when making offnet calls */
           u_short xc_maxlcn;      /* max logical channels */
           u_short xc_dg_idletimo; /* timeout for idle datagram circuits. */
   };
   
   #ifdef IFNAMSIZ
   struct ifreq_x25 {
           char    ifr_name[IFNAMSIZ];             /* if name, e.g. "en0" */
           struct  x25config ifr_xc;
   };
   #define SIOCSIFCONF_X25 _IOW('i', 12, struct ifreq_x25) /* set ifnet config */
   #define SIOCGIFCONF_X25 _IOWR('i',13, struct ifreq_x25) /* get ifnet config */
   #endif
   
   #ifdef _KERNEL
   struct llinfo_x25;
   struct pklcd;
   struct sockaddr_in;
   struct x25_ifaddr;
   struct ifnet;
   struct rtentry;
   struct rt_addrinfo;
   
   void x25_lxfree __P((struct llinfo_x25 *));
   int x25_ifinput __P((struct mbuf *, void *));
   int x25_connect_callback __P((struct mbuf *, void *));
   int x25_dgram_incoming __P((struct mbuf *, void *));
   int x25_ifoutput __P((struct ifnet *, struct mbuf *, struct sockaddr *, struct rtentry *));
   void x25_iftimeout __P((struct ifnet *));
   void x25_rtrequest __P((int , struct rtentry *, struct rt_addrinfo *));
   void x25_rtinvert __P((int , struct sockaddr *, struct rtentry *));
   void x25_ddnip_to_ccitt __P((struct sockaddr *, struct rtentry *));
   void x25_dg_rtinit __P((struct sockaddr_x25 *, struct x25_ifaddr *, int ));
   void pk_init __P((void));
   int pk_user_protolisten __P((u_char *));
   int pk_rtattach __P((struct socket *, struct mbuf *));
   int x25_rtattach __P((struct pklcd *, struct rtentry *));
   #endif
   
   #endif /* _NETCCITT_X25_H_ */

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