ipc_hash.h

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    1 /* 
    2  * Mach Operating System
    3  * Copyright (c) 1993,1992,1991,1990,1989 Carnegie Mellon University
    4  * All Rights Reserved.
    5  * 
    6  * Permission to use, copy, modify and distribute this software and its
    7  * documentation is hereby granted, provided that both the copyright
    8  * notice and this permission notice appear in all copies of the
    9  * software, derivative works or modified versions, and any portions
   10  * thereof, and that both notices appear in supporting documentation.
   11  * 
   12  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
   13  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
   14  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
   15  * 
   16  * Carnegie Mellon requests users of this software to return to
   17  * 
   18  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
   19  *  School of Computer Science
   20  *  Carnegie Mellon University
   21  *  Pittsburgh PA 15213-3890
   22  * 
   23  * any improvements or extensions that they make and grant Carnegie Mellon
   24  * the rights to redistribute these changes.
   25  */
   26 /*
   27  * HISTORY
   28  * $Log:        ipc_hash.h,v $
   29  * Revision 2.7  93/11/17  16:56:23  dbg
   30  *      Added ANSI function prototypes.
   31  *      [93/09/23            dbg]
   32  * 
   33  * Revision 2.6  92/01/14  16:44:18  rpd
   34  *      Changed ipc_hash_info for CountInOut.
   35  *      [92/01/14            rpd]
   36  * 
   37  * Revision 2.5  91/05/14  16:32:23  mrt
   38  *      Correcting copyright
   39  * 
   40  * Revision 2.4  91/02/05  17:21:34  mrt
   41  *      Changed to new Mach copyright
   42  *      [91/02/01  15:44:52  mrt]
   43  * 
   44  * Revision 2.3  91/01/08  15:13:35  rpd
   45  *      Changed ipc_info_bucket_t to hash_info_bucket_t.
   46  *      [91/01/02            rpd]
   47  * 
   48  * Revision 2.2  90/06/02  14:49:51  rpd
   49  *      Created for new IPC.
   50  *      [90/03/26  20:55:01  rpd]
   51  * 
   52  */
   53 /*
   54  *      File:   ipc/ipc_hash.h
   55  *      Author: Rich Draves
   56  *      Date:   1989
   57  *
   58  *      Declarations of entry hash table operations.
   59  */
   60 
   61 #ifndef _IPC_IPC_HASH_H_
   62 #define _IPC_IPC_HASH_H_
   63 
   64 #include <mach_ipc_debug.h>
   65 
   66 #include <mach/boolean.h>
   67 #include <mach/kern_return.h>
   68 #include <ipc/ipc_types.h>
   69 #include <ipc/ipc_entry.h>
   70 
   71 #if     MACH_IPC_DEBUG
   72 #include <mach_debug/hash_info.h>
   73 #endif
   74 
   75 extern void
   76 ipc_hash_init(void);
   77 
   78 #if     MACH_IPC_DEBUG
   79 
   80 extern unsigned int
   81 ipc_hash_info(hash_info_bucket_t *, unsigned int);
   82 
   83 #endif  /* MACH_IPC_DEBUG */
   84 
   85 extern boolean_t
   86 ipc_hash_lookup(ipc_space_t space, ipc_object_t obj,
   87                 mach_port_t *namep, ipc_entry_t *entryp);
   88 
   89 extern void
   90 ipc_hash_insert(ipc_space_t space, ipc_object_t obj,
   91                 mach_port_t name, ipc_entry_t entry);
   92 
   93 extern void
   94 ipc_hash_delete(ipc_space_t space, ipc_object_t obj,
   95                 mach_port_t name, ipc_entry_t entry);
   96 
   97 /*
   98  *      For use by functions that know what they're doing:
   99  *      the global primitives, for splay tree entries,
  100  *      and the local primitives, for table entries.
  101  */
  102 
  103 extern boolean_t
  104 ipc_hash_global_lookup(ipc_space_t space, ipc_object_t obj,
  105                        mach_port_t *namep, ipc_tree_entry_t *entryp);
  106 
  107 extern void
  108 ipc_hash_global_insert(ipc_space_t space, ipc_object_t obj,
  109                        mach_port_t name, ipc_tree_entry_t entry);
  110 
  111 extern void
  112 ipc_hash_global_delete(ipc_space_t space, ipc_object_t obj,
  113                        mach_port_t name, ipc_tree_entry_t entry);
  114 
  115 extern boolean_t
  116 ipc_hash_local_lookup(ipc_space_t space, ipc_object_t obj,
  117                       mach_port_t *namep, ipc_entry_t *entryp);
  118 
  119 extern void
  120 ipc_hash_local_insert(ipc_space_t space, ipc_object_t obj,
  121                       mach_port_index_t index, ipc_entry_t entry);
  122 
  123 extern void
  124 ipc_hash_local_delete(ipc_space_t space, ipc_object_t obj,
  125                       mach_port_index_t index, ipc_entry_t entry);
  126 
  127 #endif  /* _IPC_IPC_HASH_H_ */

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

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