bsd/kern/preload.h

   1 /*
   2  * Copyright (c) 2006 Apple Computer, Inc. All Rights Reserved.
   3  *
   4  * @APPLE_LICENSE_OSREFERENCE_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
  10  * License may not be used to create, or enable the creation or
  11  * redistribution of, unlawful or unlicensed copies of an Apple operating
  12  * system, or to circumvent, violate, or enable the circumvention or
  13  * violation of, any terms of an Apple operating system software license
  14  * agreement.
  15  *
  16  * Please obtain a copy of the License at
  17  * http://www.opensource.apple.com/apsl/ and read it before using this
  18  * file.
  19  *
  20  * The Original Code and all software distributed under the License are
  21  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  22  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  23  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  24  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  25  * Please see the License for the specific language governing rights and
  26  * limitations under the License.
  27  *
  28  * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
  29  */
  30 #ifndef _BSD_KERN_PRELOAD_H_
  31 #define _BSD_KERN_PRELOAD_H_
  32
  33 #if KERNEL_PRIVATE
  34
  35 #if PRELOAD
  36
  37 #define PRELOAD_MAGIC 0x1395
  38 #define LC_PRELOAD 0x20
  39
  40 struct preload_command{
  41         unsigned long   preload_cmd;    /* LC_PRELOAD */
  42         unsigned long   preload_cmdsize;/* includes entries */
  43         short           preload_magic;  /* Magic number */
  44         short           preload_rev;    /* Rev of preload header */
  45         int             preload_hdr_size;/* Size of preload header */
  46         int             preload_entries;/* Number of preload entries */
  47 };
  48
  49 struct preload_entry{
  50         vm_offset_t preload_vaddr;      /* Address of page */
  51         vm_size_t preload_size;         /* size */
  52 };
  53 #endif
  54
  55 #endif
  56
  57
  58 #endif  /* _BSD_KERN_PRELOAD_H_ */