1/*
2 * Copyright (c) 2000, 2001, 2004, 2005, 2009-2011 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 * April 14, 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
43SCDynamicStoreSnapshot(SCDynamicStoreRef store)
44{
45	SCDynamicStorePrivateRef	storePrivate;
46	kern_return_t			status;
47	int				sc_status;
48
49	if (store == NULL) {
50		store = __SCDynamicStoreNullSession();
51		if (store == NULL) {
52			/* sorry, you must provide a session */
53			_SCErrorSet(kSCStatusNoStoreSession);
54			return FALSE;
55		}
56	}
57
58	storePrivate = (SCDynamicStorePrivateRef)store;
59	if (storePrivate->server == MACH_PORT_NULL) {
60		/* sorry, you must have an open session to play */
61		_SCErrorSet(kSCStatusNoStoreServer);
62		return FALSE;
63	}
64
65    retry :
66
67	status = snapshot(storePrivate->server, (int *)&sc_status);
68
69	if (__SCDynamicStoreCheckRetryAndHandleError(store,
70						     status,
71						     &sc_status,
72						     "SCDynamicStoreSnapshot snapshot()")) {
73		goto retry;
74	}
75
76	if (sc_status != kSCStatusOK) {
77		_SCErrorSet(sc_status);
78		return FALSE;
79	}
80
81	return TRUE;
82}
83