FreeBSD/Linux Kernel Cross Reference
sys/contrib/openzfs/include/os/freebsd/spl/sys/zone.h

     /*
      * Copyright (c) 2007 Pawel Jakub Dawidek <pjd@FreeBSD.org>
      * 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.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHORS 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 AUTHORS 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.
     *
     * $FreeBSD$
     */
    
    #ifndef _OPENSOLARIS_SYS_ZONE_H_
    #define _OPENSOLARIS_SYS_ZONE_H_
    
    #include <sys/jail.h>
    
    /*
     * Macros to help with zone visibility restrictions.
     */
    
    #define GLOBAL_ZONEID   0
    
    /*
     * Is proc in the global zone?
     */
    #define INGLOBALZONE(proc)      (!jailed((proc)->p_ucred))
    
    /*
     * Attach the given dataset to the given jail.
     */
    extern int zone_dataset_attach(struct ucred *, const char *, int);
    
    /*
     * Detach the given dataset to the given jail.
     */
    extern int zone_dataset_detach(struct ucred *, const char *, int);
    
    /*
     * Returns true if the named pool/dataset is visible in the current zone.
     */
    extern int zone_dataset_visible(const char *, int *);
    
    /*
     * Safely get the hostid of the specified zone (defaults to machine's hostid
     * if the specified zone doesn't emulate a hostid).  Passing NULL retrieves
     * the global zone's (i.e., physical system's) hostid.
     */
    extern uint32_t zone_get_hostid(void *);
    
    #endif  /* !_OPENSOLARIS_SYS_ZONE_H_ */

Cache object: b5b6b585f8153b4941e903a36a5f0001