osfmk/mach/vm_types.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /*
  23  * @OSF_COPYRIGHT@
  24  *
  25  */
  26 #ifndef MACH_VM_TYPES_H_
  27 #define MACH_VM_TYPES_H_
  28
  29 #include <mach/port.h>
  30 #include <mach/machine/vm_types.h>
  31
  32 typedef vm_offset_t             pointer_t;
  33 typedef vm_offset_t             vm_address_t;
  34 typedef unsigned long long      vm_object_offset_t;
  35
  36 #ifdef KERNEL_PRIVATE
  37
  38 #if !defined(MACH_KERNEL_PRIVATE)
  39
  40 /*
  41  * Use specifically typed null structures for these in
  42  * other parts of the kernel to enable compiler warnings
  43  * about type mismatches, etc...  Otherwise, these would
  44  * be void*.
  45  */
  46 struct upl ;
  47 struct vm_map ;
  48 struct vm_object ;
  49 struct vm_map_copy ;
  50 struct vm_named_entry ;
  51
  52 #endif /* !MACH_KERNEL_PRIVATE */
  53
  54 typedef struct upl              *upl_t;
  55 typedef struct vm_map           *vm_map_t;
  56 typedef struct vm_named_entry   *vm_named_entry_t;
  57
  58 typedef struct vm_object        *vm_object_t;
  59 typedef struct vm_map_copy      *vm_map_copy_t;
  60 #define VM_OBJECT_NULL          ((vm_object_t) 0)
  61 #define VM_MAP_COPY_NULL        ((vm_map_copy_t) 0)
  62
  63 #else  /* !KERNEL_PRIVATE */
  64
  65 typedef mach_port_t             upl_t;
  66 typedef mach_port_t             vm_map_t;
  67 typedef mach_port_t             vm_named_entry_t;
  68
  69 #endif /* !KERNEL_PRIVATE */
  70
  71 #define UPL_NULL                ((upl_t) 0)
  72 #define VM_MAP_NULL             ((vm_map_t) 0)
  73 #define VM_NAMED_ENTRY_NULL     ((vm_named_entry_t) 0)
  74
  75 #endif  /* MACH_VM_TYPES_H_ */
  76
  77