bsd/kern/preload.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. The rights granted to you under the License
  10  * may not be used to create, or enable the creation or redistribution of,
  11  * unlawful or unlicensed copies of an Apple operating system, or to
  12  * circumvent, violate, or enable the circumvention or violation of, any
  13  * terms of an Apple operating system software license agreement.
  14  *
  15  * Please obtain a copy of the License at
  16  * http://www.opensource.apple.com/apsl/ and read it before using this file.
  17  *
  18  * The Original Code and all software distributed under the License are
  19  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  20  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  21  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  23  * Please see the License for the specific language governing rights and
  24  * limitations under the License.
  25  *
  26  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  27  */
  28 #ifndef _BSD_KERN_PRELOAD_H_
  29 #define _BSD_KERN_PRELOAD_H_
  30
  31 #if KERNEL_PRIVATE
  32
  33 #if PRELOAD
  34
  35 #define PRELOAD_MAGIC 0x1395
  36 #define LC_PRELOAD 0x20
  37
  38 struct preload_command{
  39         unsigned long   preload_cmd;    /* LC_PRELOAD */
  40         unsigned long   preload_cmdsize;/* includes entries */
  41         short           preload_magic;  /* Magic number */
  42         short           preload_rev;    /* Rev of preload header */
  43         int             preload_hdr_size;/* Size of preload header */
  44         int             preload_entries;/* Number of preload entries */
  45 };
  46
  47 struct preload_entry{
  48         vm_offset_t preload_vaddr;      /* Address of page */
  49         vm_size_t preload_size;         /* size */
  50 };
  51 #endif
  52
  53 #endif
  54
  55
  56 #endif  /* _BSD_KERN_PRELOAD_H_ */