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1/*
2 * Copyright (c) 2000, 2001, 2003-2005, 2009-2011, 2016, 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 24, 2000 Allan Nathanson <ajn@apple.com>
31 * - initial revision
32 */
33
34#include "SCDynamicStoreInternal.h"
35#include "config.h" /* MiG generated file */
36
37CFArrayRef
38SCDynamicStoreCopyNotifiedKeys(SCDynamicStoreRef store)
39{
40 SCDynamicStorePrivateRef storePrivate = (SCDynamicStorePrivateRef)store;
41 kern_return_t status;
42 xmlDataOut_t xmlDataRef = NULL; /* serialized data */
43 mach_msg_type_number_t xmlDataLen = 0;
44 int sc_status;
45 CFArrayRef allKeys;
46
47 if (store == NULL) {
48 /* sorry, you must provide a session */
49 _SCErrorSet(kSCStatusNoStoreSession);
50 return NULL;
51 }
52
53 if (storePrivate->server == MACH_PORT_NULL) {
54 _SCErrorSet(kSCStatusNoStoreServer);
55 return NULL;
56 }
57
58 retry :
59
60 /* send the key & fetch the associated data from the server */
61 status = notifychanges(storePrivate->server,
62 &xmlDataRef,
63 &xmlDataLen,
64 (int *)&sc_status);
65
66 if (__SCDynamicStoreCheckRetryAndHandleError(store,
67 status,
68 &sc_status,
69 "SCDynamicStoreCopyNotifiedKeys notifychanges()")) {
70 goto retry;
71 }
72
73 if (sc_status != kSCStatusOK) {
74 if (xmlDataRef != NULL) {
75 (void) vm_deallocate(mach_task_self(), (vm_address_t)xmlDataRef, xmlDataLen);
76 }
77 _SCErrorSet(sc_status);
78 return NULL;
79 }
80
81 /* un-serialize the list of keys which have changed */
82 if (!_SCUnserialize((CFPropertyListRef *)&allKeys, NULL, xmlDataRef, xmlDataLen)) {
83 _SCErrorSet(kSCStatusFailed);
84 return NULL;
85 }
86
87 return allKeys;
88}