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Annotation of XNU/bsd/netiso/iso_pcb.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * The contents of this file constitute Original Code as defined in and
        !             7:  * are subject to the Apple Public Source License Version 1.1 (the
        !             8:  * "License").  You may not use this file except in compliance with the
        !             9:  * License.  Please obtain a copy of the License at
        !            10:  * http://www.apple.com/publicsource and read it before using this file.
        !            11:  * 
        !            12:  * This Original Code and all software distributed under the License are
        !            13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            17:  * License for the specific language governing rights and limitations
        !            18:  * under the License.
        !            19:  * 
        !            20:  * @APPLE_LICENSE_HEADER_END@
        !            21:  */
        !            22: /*-
        !            23:  * Copyright (c) 1991, 1993
        !            24:  *     The Regents of the University of California.  All rights reserved.
        !            25:  *
        !            26:  * Redistribution and use in source and binary forms, with or without
        !            27:  * modification, are permitted provided that the following conditions
        !            28:  * are met:
        !            29:  * 1. Redistributions of source code must retain the above copyright
        !            30:  *    notice, this list of conditions and the following disclaimer.
        !            31:  * 2. Redistributions in binary form must reproduce the above copyright
        !            32:  *    notice, this list of conditions and the following disclaimer in the
        !            33:  *    documentation and/or other materials provided with the distribution.
        !            34:  * 3. All advertising materials mentioning features or use of this software
        !            35:  *    must display the following acknowledgement:
        !            36:  *     This product includes software developed by the University of
        !            37:  *     California, Berkeley and its contributors.
        !            38:  * 4. Neither the name of the University nor the names of its contributors
        !            39:  *    may be used to endorse or promote products derived from this software
        !            40:  *    without specific prior written permission.
        !            41:  *
        !            42:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
        !            43:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            44:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            45:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            46:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            47:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            48:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            49:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            50:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            51:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            52:  * SUCH DAMAGE.
        !            53:  *
        !            54:  *     @(#)iso_pcb.h   8.1 (Berkeley) 6/10/93
        !            55:  */
        !            56: 
        !            57: /***********************************************************
        !            58:                Copyright IBM Corporation 1987
        !            59: 
        !            60:                       All Rights Reserved
        !            61: 
        !            62: Permission to use, copy, modify, and distribute this software and its 
        !            63: documentation for any purpose and without fee is hereby granted, 
        !            64: provided that the above copyright notice appear in all copies and that
        !            65: both that copyright notice and this permission notice appear in 
        !            66: supporting documentation, and that the name of IBM not be
        !            67: used in advertising or publicity pertaining to distribution of the
        !            68: software without specific, written prior permission.  
        !            69: 
        !            70: IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
        !            71: ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
        !            72: IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
        !            73: ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
        !            74: WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
        !            75: ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
        !            76: SOFTWARE.
        !            77: 
        !            78: ******************************************************************/
        !            79: 
        !            80: /*
        !            81:  * ARGO Project, Computer Sciences Dept., University of Wisconsin - Madison
        !            82:  */
        !            83: 
        !            84: #define        MAXX25CRUDLEN   16      /* 16 bytes of call request user data */
        !            85: 
        !            86: /*
        !            87:  * Common structure pcb for argo protocol implementation.
        !            88:  */
        !            89: struct isopcb {
        !            90:        struct  isopcb                  *isop_next,*isop_prev; /* pointers to other pcb's */
        !            91:        struct  isopcb                  *isop_head;     /* pointer back to chain of pcbs for 
        !            92:                                                                this protocol */
        !            93:        struct  socket                  *isop_socket;   /* back pointer to socket */
        !            94:        struct  sockaddr_iso    *isop_laddr;
        !            95:        struct  sockaddr_iso    *isop_faddr;
        !            96:        struct  route_iso {
        !            97:                struct  rtentry         *ro_rt;
        !            98:                struct  sockaddr_iso ro_dst;
        !            99:        }                                               isop_route;                     /* CLNP routing entry */
        !           100:        struct  mbuf                    *isop_options;          /* CLNP options */
        !           101:        struct  mbuf                    *isop_optindex;         /* CLNP options index */
        !           102:        struct  mbuf                    *isop_clnpcache;        /* CLNP cached hdr */
        !           103:        caddr_t                                 isop_chan;              /* actually struct pklcb * */
        !           104:        u_short                                 isop_refcnt;            /* mult TP4 tpcb's -> here */
        !           105:        u_short                                 isop_lport;                     /* MISLEADLING work var */
        !           106:        u_short                                 isop_tuba_cached;       /* for tuba address ref cnts */
        !           107:        int                                             isop_x25crud_len;       /* x25 call request ud */
        !           108:        char                                    isop_x25crud[MAXX25CRUDLEN];
        !           109:        struct ifaddr                   *isop_ifa;              /* ESIS interface assoc w/sock */
        !           110:        struct  sockaddr_iso    isop_sladdr,            /* preallocated laddr */
        !           111:                                                        isop_sfaddr;            /* preallocated faddr */
        !           112: };
        !           113: 
        !           114: #ifdef sotorawcb
        !           115: /*
        !           116:  * Common structure pcb for raw clnp protocol access.
        !           117:  * Here are clnp specific extensions to the raw control block,
        !           118:  * and space is allocated to the necessary sockaddrs.
        !           119:  */
        !           120: struct rawisopcb {
        !           121:        struct  rawcb risop_rcb;                /* common control block prefix */
        !           122:        int             risop_flags;                    /* flags, e.g. raw sockopts */
        !           123:        struct  isopcb risop_isop;              /* space for bound addresses, routes etc.*/
        !           124: };
        !           125: #endif
        !           126: 
        !           127: #define        sotoisopcb(so)  ((struct isopcb *)(so)->so_pcb)
        !           128: #define        sotorawisopcb(so)       ((struct rawisopcb *)(so)->so_pcb)
        !           129: 
        !           130: #ifdef KERNEL
        !           131: struct isopcb *iso_pcblookup();
        !           132: #endif

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