]> git.saurik.com Git - apple/xnu.git/blobdiff - osfmk/ipc/ipc_table.h
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[apple/xnu.git] / osfmk / ipc / ipc_table.h
index cd7dc71994bd241cfac94e077ba067a16a851d08..fee1cb97d3cc116020e784169e7c8ebb91e704cd 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
 /*
  * @OSF_COPYRIGHT@
  */
-/*
- * HISTORY
- * 
- * Revision 1.1.1.1  1998/09/22 21:05:28  wsanchez
- * Import of Mac OS X kernel (~semeria)
- *
- * Revision 1.2  1998/05/29 23:50:33  youngwor
- * Added infrastructure for shared port space support
- *
- * Revision 1.1.1.1  1998/03/07 02:26:16  wsanchez
- * Import of OSF Mach kernel (~mburg)
- *
- * Revision 1.1.8.3  1995/01/06  19:46:05  devrcs
- *     mk6 CR668 - 1.3b26 merge
- *     64bit cleanup
- *     [1994/10/14  03:41:41  dwm]
- *
- * Revision 1.1.8.2  1994/09/23  02:12:26  ezf
- *     change marker to not FREE
- *     [1994/09/22  21:30:53  ezf]
- * 
- * Revision 1.1.8.1  1994/08/18  23:11:45  widyono
- *     RT IPC from RT2_SHARED
- *     [1994/08/18  15:49:24  widyono]
- * 
- * Revision 1.1.6.1  1994/07/29  07:33:22  widyono
- *     Define default target size, ITS_SIZE_NONE
- *     [1994/07/28  22:27:01  widyono]
- * 
- * Revision 1.1.2.4  1993/07/22  16:17:33  rod
- *     Add ANSI prototypes.  CR #9523.
- *     [1993/07/22  13:33:33  rod]
- * 
- * Revision 1.1.2.3  1993/06/07  22:11:46  jeffc
- *     CR9176 - ANSI C violations: trailing tokens on CPP
- *     directives, extra semicolons after decl_ ..., asm keywords
- *     [1993/06/07  19:02:58  jeffc]
- * 
- * Revision 1.1.2.2  1993/06/02  23:34:02  jeffc
- *     Added to OSF/1 R1.3 from NMK15.0.
- *     [1993/06/02  21:11:17  jeffc]
- * 
- * Revision 1.1  1992/09/30  02:29:14  robert
- *     Initial revision
- * 
- * $EndLog$
- */
-/* CMU_HIST */
-/*
- * Revision 2.5  91/05/14  16:37:52  mrt
- *     Correcting copyright
- * 
- * Revision 2.4  91/03/16  14:49:01  rpd
- *     Added ipc_table_realloc.
- *     [91/03/04            rpd]
- * 
- * Revision 2.3  91/02/05  17:24:19  mrt
- *     Changed to new Mach copyright
- *     [91/02/01  15:52:19  mrt]
- * 
- * Revision 2.2  90/06/02  14:52:02  rpd
- *     Created for new IPC.
- *     [90/03/26  21:04:35  rpd]
- * 
- */
-/* CMU_ENDHIST */
 /* 
  * Mach Operating System
  * Copyright (c) 1991,1990,1989 Carnegie Mellon University
 #ifndef        _IPC_IPC_TABLE_H_
 #define        _IPC_IPC_TABLE_H_
 
+#include <mach/mach_types.h>
 #include <mach/boolean.h>
 #include <mach/vm_param.h>
 
+#include <ipc/ipc_types.h>
+
 /*
  *     The is_table_next field of an ipc_space_t points to
  *     an ipc_table_size structure.  These structures must
  *     The ipr_size field points to the currently used ipc_table_size.
  */
 
-typedef natural_t ipc_table_index_t;   /* index into tables */
-typedef natural_t ipc_table_elems_t;   /* size of tables */
-
-typedef struct ipc_table_size {
+struct ipc_table_size {
        ipc_table_elems_t its_size;     /* number of elements in table */
-} *ipc_table_size_t;
-
-#define        ITS_NULL        ((ipc_table_size_t) 0)
-#define ITS_SIZE_NONE  -1
+};
 
 extern ipc_table_size_t ipc_table_entries;
 extern ipc_table_size_t ipc_table_dnrequests;
@@ -185,19 +116,19 @@ extern void ipc_table_init(void);
  */
 
 /* Allocate a table */
-extern vm_offset_t ipc_table_alloc(
+extern void * ipc_table_alloc(
        vm_size_t       size);
 
 /* Reallocate a big table */
-extern vm_offset_t ipc_table_realloc(
+extern void * ipc_table_realloc(
        vm_size_t       old_size,
-       vm_offset_t     old_table,
+       void *          old_table,
        vm_size_t       new_size);
 
 /* Free a table */
 extern void ipc_table_free(
        vm_size_t       size,
-       vm_offset_t     table);
+       void *          table);
 
 #define it_entries_reallocable(its)                                    \
        ((its)->its_size * sizeof(struct ipc_entry) >= PAGE_SIZE)
@@ -205,23 +136,23 @@ extern void ipc_table_free(
 #define        it_entries_alloc(its)                                           \
        ((ipc_entry_t)                                                  \
        ipc_table_alloc(it_entries_reallocable(its) ?                   \
-           round_page_32((its)->its_size * sizeof(struct ipc_entry)) : \
+           round_page((its)->its_size * sizeof(struct ipc_entry)) :    \
            (its)->its_size * sizeof(struct ipc_entry)                  \
        ))
 
 #define        it_entries_realloc(its, table, nits)                            \
        ((ipc_entry_t)                                                  \
        ipc_table_realloc(                                              \
-           round_page_32((its)->its_size * sizeof(struct ipc_entry)),  \
-           (vm_offset_t)(table),                                       \
-           round_page_32((nits)->its_size * sizeof(struct ipc_entry))  \
+           round_page((its)->its_size * sizeof(struct ipc_entry)),     \
+           (void *)(table),                                    \
+           round_page((nits)->its_size * sizeof(struct ipc_entry))     \
        ))
 
 #define        it_entries_free(its, table)                                     \
        ipc_table_free(it_entries_reallocable(its) ?                    \
-           round_page_32((its)->its_size * sizeof(struct ipc_entry)) : \
+           round_page((its)->its_size * sizeof(struct ipc_entry)) :    \
            (its)->its_size * sizeof(struct ipc_entry),                 \
-           (vm_offset_t)(table)                                        \
+           (void *)(table)                                     \
        )
 
 #define        it_dnrequests_alloc(its)                                        \
@@ -232,6 +163,6 @@ extern void ipc_table_free(
 #define        it_dnrequests_free(its, table)                                  \
        ipc_table_free((its)->its_size *                                \
                       sizeof(struct ipc_port_request),                 \
-                      (vm_offset_t)(table))
+                      (void *)(table))
 
 #endif /* _IPC_IPC_TABLE_H_ */