1 /*
2 * Copyright (c) 2023 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 #include <netinet6/ipsec.h>
30 #include <netkey/key.h>
31 #include <IOKit/pwr_mgt/IOPM.h>
32
33 void *sleep_wake_handle = NULL;
34
35 typedef IOReturn (*IOServiceInterestHandler)( void * target, void * refCon,
36 UInt32 messageType, void * provider,
37 void * messageArgument, vm_size_t argSize );
38 extern void *registerSleepWakeInterest(IOServiceInterestHandler, void *, void *);
39
40 static IOReturn
ipsec_sleep_wake_handler(void * target,void * refCon,UInt32 messageType,void * provider,void * messageArgument,vm_size_t argSize)41 ipsec_sleep_wake_handler(void *target, void *refCon, UInt32 messageType,
42 void *provider, void *messageArgument, vm_size_t argSize)
43 {
44 #pragma unused(target, refCon, provider, messageArgument, argSize)
45 switch (messageType) {
46 case kIOMessageSystemWillSleep:
47 {
48 ipsec_get_local_ports();
49 break;
50 }
51 default:
52 break;
53 }
54
55 return IOPMAckImplied;
56 }
57
58 void
ipsec_monitor_sleep_wake(void)59 ipsec_monitor_sleep_wake(void)
60 {
61 LCK_MTX_ASSERT(sadb_mutex, LCK_MTX_ASSERT_OWNED);
62
63 if (sleep_wake_handle == NULL) {
64 sleep_wake_handle = registerSleepWakeInterest(ipsec_sleep_wake_handler,
65 NULL, NULL);
66 if (sleep_wake_handle != NULL) {
67 ipseclog((LOG_INFO,
68 "ipsec: monitoring sleep wake"));
69 }
70 }
71 }
72