FreeBSD/Linux Kernel Cross Reference
sys/fs/portalfs/portal.h

     /*
      * Copyright (c) 1992, 1993
      *      The Regents of the University of California.  All rights reserved.
      *
      * This code is derived from software donated to Berkeley by
      * Jan-Simon Pendry.
      *
      * 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.
     *
     *      @(#)portal.h    8.4 (Berkeley) 1/21/94
     *
     * $FreeBSD: releng/5.0/sys/fs/portalfs/portal.h 55206 1999-12-29 05:07:58Z peter $
     */
    
    struct portal_args {
            char            *pa_config;     /* Config file */
            int             pa_socket;      /* Socket to server */
    };
    
    struct portal_cred {
            int             pcr_flag;               /* File open mode */
            uid_t           pcr_uid;                /* From ucred */
            short           pcr_ngroups;            /* From ucred */
            gid_t           pcr_groups[NGROUPS];    /* From ucred */
    };
    
    #ifdef _KERNEL
    struct portalmount {
            struct vnode    *pm_root;       /* Root node */
            struct file     *pm_server;     /* Held reference to server socket */
    };
    
    struct portalnode {
            int             pt_size;        /* Length of Arg */
            char            *pt_arg;        /* Arg to send to server */
            int             pt_fileid;      /* cookie */
    };
    
    #define VFSTOPORTAL(mp) ((struct portalmount *)((mp)->mnt_data))
    #define VTOPORTAL(vp) ((struct portalnode *)(vp)->v_data)
    
    #define PORTAL_ROOTFILEID       2
    
    extern vop_t **portal_vnodeop_p;
    #endif /* _KERNEL */

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