FreeBSD/Linux Kernel Cross Reference
sys/netiso/cons_pcb.h

     /*      $NetBSD: cons_pcb.h,v 1.10 2005/12/11 00:01:36 elad Exp $       */
     
     /*-
      * Copyright (c) 1991, 1993
      *      The Regents of the University of California.  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.
     * 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.
     *
     *      @(#)cons_pcb.h  8.1 (Berkeley) 6/10/93
     */
    
    /***********************************************************
                    Copyright IBM Corporation 1987
    
                          All Rights Reserved
    
    Permission to use, copy, modify, and distribute this software and its
    documentation for any purpose and without fee is hereby granted,
    provided that the above copyright notice appear in all copies and that
    both that copyright notice and this permission notice appear in
    supporting documentation, and that the name of IBM not be
    used in advertising or publicity pertaining to distribution of the
    software without specific, written prior permission.
    
    IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
    ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
    IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
    ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
    WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
    ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
    SOFTWARE.
    
    ******************************************************************/
    
    /*
     * ARGO Project, Computer Sciences Dept., University of Wisconsin - Madison
     */
    
    #ifndef _NETISO_CONS_PCB_H_
    #define _NETISO_CONS_PCB_H_
    
    /*
     * protocol control block for the connection oriented network service
     */
    
    /*
     * legit port #s for cons "transport" are 0..23 for su users only, and
     * 1024..1099 for public users
     */
    #define X25_SBSIZE      512
    #define X25_PORT_RESERVED 24
    #define X25_PORT_USERMAX 1099
    #define X25_FACIL_LEN_MAX  109
    #define X25_PARTIAL_PKT_LEN_MAX (MLEN - sizeof(struct cons_pcb))
    
    #ifndef ARGO_DEBUG
    #define X25_TTL 600             /* 5 min */
    #else                           /* ARGO_DEBUG */
    #define X25_TTL 120             /* 1 min */
    #endif                          /* ARGO_DEBUG */
    
    struct cons_pcb {
            struct isopcb   _co_isopcb;
    #define co_next _co_isopcb.isop_next
            /* prev used for netstat only */
    #define co_prev _co_isopcb.isop_prev
    #define co_head _co_isopcb.isop_head
    #define co_laddr _co_isopcb.isop_laddr
    #define co_faddr _co_isopcb.isop_faddr
    #define co_lport _co_isopcb.isop_laddr.siso_tsuffix
    #define co_fport _co_isopcb.isop_faddr.siso_tsuffix
    #define co_route _co_isopcb.isop_route
    #define co_socket _co_isopcb.isop_socket
    #define co_chanmask _co_isopcb.isop_chanmask
    #define co_negchanmask _co_isopcb.isop_negchanmask
    #define co_x25crud _co_isopcb.isop_x25crud
    #define co_x25crud_len _co_isopcb.isop_x25crud_len
           u_short         co_state;
           u_char          co_flags;
           u_short         co_ttl; /* time to live timer */
           u_short         co_init_ttl;    /* initial value of ttl  */
           int             co_channel;     /* logical channel */
           struct ifnet   *co_ifp; /* interface */
           const struct protosw *co_proto;
   
           struct ifqueue  co_pending;     /* queue data to send when connection
                                            * completes */
   #define MAX_DTE_LEN 0x7         /* 17 bcd digits */
           struct dte_addr co_peer_dte;
           struct cons_pcb *co_myself;     /* DEBUGGING AID */
   };
   
   /*
    * X.25 Packet types
    */
   #define XPKT_DATA               1
   #define XPKT_INTERRUPT  2
   #define XPKT_FLOWCONTROL 3      /* not delivered? */
   
   /*
    * pcb xtates
    */
   
   #define CLOSED          0x0
   #define LISTENING       0x1
   #define CLOSING         0x2
   /* USABLE STATES MUST BE LAST */
   #define CONNECTING      0x3
   #define ACKWAIT         0x4
   #define OPEN            0x5
   #define MIN_USABLE_STATE CONNECTING
   
   #define cons_NSTATES            0x6
   
   
   /* type */
   #define CONSF_OCRE      0x40    /* created on OUTPUT */
   #define CONSF_ICRE      0x20    /* created on INPUT */
   #define CONSF_unused    0x10    /* not used */
   #define CONSF_unused2   0x08    /* not used */
   #define CONSF_DGM               0x04    /* for dgm use only */
   #define CONSF_XTS               0x02    /* for cons-as-transport-service */
   #define CONSF_LOOPBACK  0x01    /* loopback was on when connection commenced */
   
   #define X_NOCHANNEL 0x80
   
   
   struct cons_stat {
           u_int           co_intr;/* input from eicon board */
           u_int           co_restart;     /* ecn_restart() request issued to
                                            * board */
           u_int           co_slowtimo;    /* times slowtimo called */
           u_int           co_timedout;    /* connections closed by slowtimo */
           u_int           co_ack; /* ECN_ACK indication came from eicon board */
           u_int           co_receive;     /* ECN_RECEIVE indication came from
                                            * eicon board */
           u_int           co_send;/* ECN_SEND request issued to board */
           u_int           co_reset_in;    /* ECN_RESET indication came from
                                            * eicon board */
           u_int           co_reset_out;   /* ECN_RESET issued to the eicon
                                            * board */
           u_int           co_clear_in;    /* ECN_CLEAR indication came from
                                            * eicon board */
           u_int           co_clear_out;   /* ECN_CLEAR request issued to board */
           u_int           co_refuse;      /* ECN_REFUSE indication came from
                                            * eicon board */
           u_int           co_accept;      /* ECN_ACCEPT indication came from
                                            * eicon board */
           u_int           co_connect;     /* ECN_CONNECT indication came from
                                            * eicon board */
           u_int           co_call;/* ECN_CALL request issued to board */
           u_int           co_Rdrops;      /* bad pkt came from ll */
           u_int           co_Xdrops;      /* can't keep up */
   
           u_int           co_intrpt_pkts_in;      /* interrupt packets in */
           u_int           co_avg_qlen;
           u_int           co_avg_qdrop;
           u_int           co_active;
   
           u_int           co_noresources;
           u_int           co_parse_facil_err;
           u_int           co_addr_proto_consist_err;
           u_int           co_no_copcb;
   }               cons_stat;
   
   u_char          x25_error_stats[CONL_ERROR_MAX + 1];
   
   struct ifqueue  consintrq;
   
   /* reasons for clear are in a data mbuf chained to a clear ecn_request */
   struct e_clear_data {
           u_char          ecd_cause;
           u_char          ecd_diagnostic;
   };
   
   #ifdef _KERNEL
   #define IncStat(XYZ) cons_stat.XYZ++
   #endif                          /* _KERNEL */
   
   #endif /* !_NETISO_CONS_PCB_H_ */

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