1/*
2 * Copyright (c) 2000-2005, 2008-2011 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 <mach/mach.h>
35#include <mach/mach_error.h>
36
37#include <SystemConfiguration/SystemConfiguration.h>
38#include <SystemConfiguration/SCPrivate.h>
39#include "SCDynamicStoreInternal.h"
40#include "config.h"		/* MiG generated file */
41
42Boolean
43SCDynamicStoreNotifyCancel(SCDynamicStoreRef store)
44{
45	SCDynamicStorePrivateRef	storePrivate = (SCDynamicStorePrivateRef)store;
46	kern_return_t			status;
47	int				sc_status;
48
49	if (store == NULL) {
50		/* sorry, you must provide a session */
51		_SCErrorSet(kSCStatusNoStoreSession);
52		return FALSE;
53	}
54
55	switch (storePrivate->notifyStatus) {
56		case NotifierNotRegistered :
57			/* if no notifications have been registered */
58			return TRUE;
59		case Using_NotifierInformViaRunLoop :
60			CFRunLoopSourceInvalidate(storePrivate->rls);
61			storePrivate->rls = NULL;
62			return TRUE;
63		case Using_NotifierInformViaDispatch :
64			(void) SCDynamicStoreSetDispatchQueue(store, NULL);
65			return TRUE;
66		default :
67			break;
68	}
69
70	if (storePrivate->server == MACH_PORT_NULL) {
71		/* sorry, you must have an open session to play */
72		sc_status = kSCStatusNoStoreServer;
73		goto done;
74	}
75
76	status = notifycancel(storePrivate->server, (int *)&sc_status);
77
78	if (__SCDynamicStoreCheckRetryAndHandleError(store,
79						     status,
80						     &sc_status,
81						     "SCDynamicStoreNotifyCancel notifycancel()")) {
82		sc_status = kSCStatusOK;
83	}
84
85    done :
86
87	/* set notifier inactive */
88	storePrivate->notifyStatus = NotifierNotRegistered;
89
90	if (sc_status != kSCStatusOK) {
91		_SCErrorSet(sc_status);
92		return FALSE;
93	}
94
95	return TRUE;
96}
97