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1/*
2 * Copyright (c) 2000, 2001, 2004, 2011, 2016 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 * November 9, 2000 Allan Nathanson <ajn@apple.com>
31 * - initial revision
32 */
33
34#include "SCPreferencesInternal.h"
35
36Boolean
37SCPreferencesRemoveAllValues(SCPreferencesRef prefs)
38{
39 SCPreferencesPrivateRef prefsPrivate = (SCPreferencesPrivateRef)prefs;
40
41 if (prefs == NULL) {
42 /* sorry, you must provide a session */
43 _SCErrorSet(kSCStatusNoPrefsSession);
44 return FALSE;
45 }
46
47 __SCPreferencesAccess(prefs);
48
49 CFDictionaryRemoveAllValues(prefsPrivate->prefs);
50 prefsPrivate->changed = TRUE;
51 return TRUE;
52}
53
54
55Boolean
56SCPreferencesRemoveValue(SCPreferencesRef prefs, CFStringRef key)
57{
58 SCPreferencesPrivateRef prefsPrivate = (SCPreferencesPrivateRef)prefs;
59
60 if (prefs == NULL) {
61 /* sorry, you must provide a session */
62 _SCErrorSet(kSCStatusNoPrefsSession);
63 return FALSE;
64 }
65
66 __SCPreferencesAccess(prefs);
67
68 if (!CFDictionaryContainsKey(prefsPrivate->prefs, key)) {
69 _SCErrorSet(kSCStatusNoKey);
70 return FALSE;
71 }
72
73 CFDictionaryRemoveValue(prefsPrivate->prefs, key);
74 prefsPrivate->changed = TRUE;
75 return TRUE;
76}