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1/*
2 * Copyright (c) 2000-2005, 2008-2011, 2015-2017, 2019 Apple Inc. All rights reserved.
3 *
4 * @APPLE_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. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
12 *
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23
24/*
25 * Modification History
26 *
27 * June 1, 2001 Allan Nathanson <ajn@apple.com>
28 * - public API conversion
29 *
30 * March 31, 2000 Allan Nathanson <ajn@apple.com>
31 * - initial revision
32 */
33
34#include "SCDynamicStoreInternal.h"
35#include "config.h" /* MiG generated file */
36
37Boolean
38SCDynamicStoreNotifyCancel(SCDynamicStoreRef store)
39{
40 SCDynamicStorePrivateRef storePrivate = (SCDynamicStorePrivateRef)store;
41 kern_return_t status;
42 int sc_status;
43
44 if (store == NULL) {
45 /* sorry, you must provide a session */
46 _SCErrorSet(kSCStatusNoStoreSession);
47 return FALSE;
48 }
49
50 switch (storePrivate->notifyStatus) {
51 case NotifierNotRegistered :
52 /* if no notifications have been registered */
53 return TRUE;
54 case Using_NotifierInformViaRunLoop :
55 if (storePrivate->rls != NULL) {
56 CFRunLoopSourceRef rls;
57
58 rls = storePrivate->rls;
59 storePrivate->rls = NULL;
60
61 CFRunLoopSourceInvalidate(rls);
62 CFRelease(rls);
63 }
64 return TRUE;
65 case Using_NotifierInformViaDispatch :
66 (void) SCDynamicStoreSetDispatchQueue(store, NULL);
67 return TRUE;
68 default :
69 break;
70 }
71
72 if (storePrivate->server == MACH_PORT_NULL) {
73 /* sorry, you must have an open session to play */
74 sc_status = kSCStatusNoStoreServer;
75 goto done;
76 }
77
78 status = notifycancel(storePrivate->server, (int *)&sc_status);
79
80 if (__SCDynamicStoreCheckRetryAndHandleError(store,
81 status,
82 &sc_status,
83 "SCDynamicStoreNotifyCancel notifycancel()")) {
84 sc_status = kSCStatusOK;
85 }
86
87 done :
88
89 if (sc_status != kSCStatusOK) {
90 _SCErrorSet(sc_status);
91 return FALSE;
92 }
93
94 return TRUE;
95}