osfmk/i386/panic_hooks.h

   1 /*
   2  * Copyright (c) 2014 Apple 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
  29 #ifndef PANICHOOKS_H_
  30 #define PANICHOOKS_H_
  31
  32 #if XNU_KERNEL_PRIVATE
  33
  34 #include <stdint.h>
  35 #include <mach/i386/boolean.h>
  36
  37 typedef struct {
  38         uint64_t        opaque[6];
  39 } panic_hook_t;
  40
  41 typedef void (*panic_hook_fn_t)(panic_hook_t *);
  42
  43 void panic_hooks_init(void);
  44 void panic_check_hook(void);
  45
  46 void panic_hook(panic_hook_t *hook, panic_hook_fn_t hook_fn);
  47 void panic_unhook(panic_hook_t *hook);
  48 void panic_dump_mem(const void *addr, int len);
  49
  50 typedef struct panic_phys_range {
  51         uint32_t type;
  52         uint64_t phys_start;
  53         uint64_t len;
  54 } panic_phys_range_t;
  55
  56 boolean_t panic_phys_range_before(const void *addr, uint64_t *pphys,
  57     panic_phys_range_t *range);
  58
  59 #endif // XNU_KERNEL_PRIVATE
  60
  61 #endif // PANICHOOKS_H_