osfmk/mach/vm_types.h

   1 /*
   2  * Copyright (c) 2002,2000 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 <stdint.h>
  30 #include <sys/appleapiopts.h>
  31
  32 #include <mach/port.h>
  33 #include <mach/machine/vm_types.h>
  34
  35 typedef vm_offset_t             pointer_t;
  36 typedef vm_offset_t             vm_address_t;
  37 typedef uint64_t                vm_object_offset_t;
  38
  39 #ifdef KERNEL_PRIVATE
  40
  41 #if !defined(__APPLE_API_PRIVATE) || !defined(MACH_KERNEL_PRIVATE)
  42
  43 /*
  44  * Use specifically typed null structures for these in
  45  * other parts of the kernel to enable compiler warnings
  46  * about type mismatches, etc...  Otherwise, these would
  47  * be void*.
  48  */
  49 struct vm_map ;
  50 struct vm_object ;
  51
  52 #endif /* !__APPLE_API_PRIVATE || !MACH_KERNEL_PRIVATE */
  53
  54 typedef struct vm_map           *vm_map_t;
  55 typedef struct vm_object        *vm_object_t;
  56 #define VM_OBJECT_NULL          ((vm_object_t) 0)
  57
  58 #else   /* KERNEL_PRIVATE */
  59
  60 typedef mach_port_t             vm_map_t;
  61
  62 #endif  /* KERNEL_PRIVATE */
  63
  64 #define VM_MAP_NULL             ((vm_map_t) 0)
  65
  66
  67 #ifdef  __APPLE_API_EVOLVING
  68
  69 #ifdef  KERNEL_PRIVATE
  70
  71 #ifndef MACH_KERNEL_PRIVATE
  72 struct upl ;
  73 struct vm_map_copy ;
  74 struct vm_named_entry ;
  75 #endif /* !MACH_KERNEL_PRIVATE */
  76
  77 typedef struct upl              *upl_t;
  78 typedef struct vm_map_copy      *vm_map_copy_t;
  79 typedef struct vm_named_entry   *vm_named_entry_t;
  80
  81 #define VM_MAP_COPY_NULL        ((vm_map_copy_t) 0)
  82
  83 #else  /* !KERNEL_PRIVATE */
  84
  85 typedef mach_port_t             upl_t;
  86 typedef mach_port_t             vm_named_entry_t;
  87
  88 #endif /* !KERNEL_PRIVATE */
  89
  90 #define UPL_NULL                ((upl_t) 0)
  91 #define VM_NAMED_ENTRY_NULL     ((vm_named_entry_t) 0)
  92
  93 #endif  /* __APPLE_API_EVOLVING */
  94
  95 #endif  /* MACH_VM_TYPES_H_ */
  96
  97