1/*
2 * Copyright (c) 2000, 2001, 2004, 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 * November 9, 2000		Allan Nathanson <ajn@apple.com>
31 * - initial revision
32 */
33
34#include <SystemConfiguration/SystemConfiguration.h>
35#include <SystemConfiguration/SCPrivate.h>
36#include "SCPreferencesInternal.h"
37
38Boolean
39SCPreferencesRemoveAllValues(SCPreferencesRef prefs)
40{
41	SCPreferencesPrivateRef	prefsPrivate	= (SCPreferencesPrivateRef)prefs;
42
43	if (prefs == NULL) {
44		/* sorry, you must provide a session */
45		_SCErrorSet(kSCStatusNoPrefsSession);
46		return FALSE;
47	}
48
49	__SCPreferencesAccess(prefs);
50
51	CFDictionaryRemoveAllValues(prefsPrivate->prefs);
52	prefsPrivate->changed  = TRUE;
53	return TRUE;
54}
55
56
57Boolean
58SCPreferencesRemoveValue(SCPreferencesRef prefs, CFStringRef key)
59{
60	SCPreferencesPrivateRef	prefsPrivate	= (SCPreferencesPrivateRef)prefs;
61
62	if (prefs == NULL) {
63		/* sorry, you must provide a session */
64		_SCErrorSet(kSCStatusNoPrefsSession);
65		return FALSE;
66	}
67
68	__SCPreferencesAccess(prefs);
69
70	if (!CFDictionaryContainsKey(prefsPrivate->prefs, key)) {
71		_SCErrorSet(kSCStatusNoKey);
72		return FALSE;
73	}
74
75	CFDictionaryRemoveValue(prefsPrivate->prefs, key);
76	prefsPrivate->changed  = TRUE;
77	return TRUE;
78}
79