FreeBSD/Linux Kernel Cross Reference
sys/ipc/ipc_pset.h

     /* 
      * Mach Operating System
      * Copyright (c) 1991,1990,1989 Carnegie Mellon University
      * All Rights Reserved.
      * 
      * Permission to use, copy, modify and distribute this software and its
      * documentation is hereby granted, provided that both the copyright
      * notice and this permission notice appear in all copies of the
      * software, derivative works or modified versions, and any portions
     * thereof, and that both notices appear in supporting documentation.
     * 
     * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
     * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
     * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
     * 
     * Carnegie Mellon requests users of this software to return to
     * 
     *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
     *  School of Computer Science
     *  Carnegie Mellon University
     *  Pittsburgh PA 15213-3890
     * 
     * any improvements or extensions that they make and grant Carnegie Mellon
     * the rights to redistribute these changes.
     */
    /*
     * HISTORY
     * $Log:        ipc_pset.h,v $
     * Revision 2.6  91/10/09  16:10:13  af
     *       Revision 2.5.2.1  91/09/16  10:15:55  rpd
     *              Added (unconditional) ipc_pset_print declaration.
     *              [91/09/02            rpd]
     * 
     * Revision 2.5.2.1  91/09/16  10:15:55  rpd
     *      Added (unconditional) ipc_pset_print declaration.
     *      [91/09/02            rpd]
     * 
     * Revision 2.5  91/05/14  16:35:58  mrt
     *      Correcting copyright
     * 
     * Revision 2.4  91/02/05  17:23:20  mrt
     *      Changed to new Mach copyright
     *      [91/02/01  15:50:34  mrt]
     * 
     * Revision 2.3  90/11/05  14:29:57  rpd
     *      Added ipc_pset_reference, ipc_pset_release.
     *      [90/10/29            rpd]
     * 
     * Revision 2.2  90/06/02  14:51:23  rpd
     *      Created for new IPC.
     *      [90/03/26  21:02:09  rpd]
     * 
     */
    /*
     *      File:   ipc/ipc_pset.h
     *      Author: Rich Draves
     *      Date:   1989
     *
     *      Definitions for port sets.
     */
    
    #ifndef _IPC_IPC_PSET_H_
    #define _IPC_IPC_PSET_H_
    
    #include <mach/port.h>
    #include <mach/kern_return.h>
    #include <ipc/ipc_object.h>
    #include <ipc/ipc_mqueue.h>
    
    typedef struct ipc_pset {
            struct ipc_object ips_object;
    
            mach_port_t ips_local_name;
            struct ipc_mqueue ips_messages;
    } *ipc_pset_t;
    
    #define ips_references          ips_object.io_references
    
    #define IPS_NULL                ((ipc_pset_t) IO_NULL)
    
    #define ips_active(pset)        io_active(&(pset)->ips_object)
    #define ips_lock(pset)          io_lock(&(pset)->ips_object)
    #define ips_lock_try(pset)      io_lock_try(&(pset)->ips_object)
    #define ips_unlock(pset)        io_unlock(&(pset)->ips_object)
    #define ips_check_unlock(pset)  io_check_unlock(&(pset)->ips_object)
    #define ips_reference(pset)     io_reference(&(pset)->ips_object)
    #define ips_release(pset)       io_release(&(pset)->ips_object)
    
    extern kern_return_t
    ipc_pset_alloc(/* ipc_space_t, mach_port_t *, ipc_pset_t * */);
    
    extern kern_return_t
    ipc_pset_alloc_name(/* ipc_space_t, mach_port_t, ipc_pset_t * */);
    
    extern void
    ipc_pset_add(/* ipc_pset_t, ipc_port_t */);
    
    extern void
    ipc_pset_remove(/* ipc_pset_t, ipc_port_t */);
   
   extern kern_return_t
   ipc_pset_move(/* ipc_space_t, mach_port_t, mach_port_t */);
   
   extern void
   ipc_pset_destroy(/* ipc_pset_t */);
   
   #define ipc_pset_reference(pset)        \
                   ipc_object_reference(&(pset)->ips_object)
   
   #define ipc_pset_release(pset)          \
                   ipc_object_release(&(pset)->ips_object)
   
   extern void
   ipc_pset_print(/* ipc_pset_t */);
   
   #endif  _IPC_IPC_PSET_H_

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