1/*
2 * Copyright (c) 2000-2001,2011,2014 Apple Inc. All Rights Reserved.
3 *
4 * The contents of this file constitute Original Code as defined in and are
5 * subject to the Apple Public Source License Version 1.2 (the 'License').
6 * You may not use this file except in compliance with the License. Please obtain
7 * a copy of the License at http://www.apple.com/publicsource and read it before
8 * using this file.
9 *
10 * This Original Code and all software distributed under the License are
11 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
12 * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT
13 * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
14 * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the
15 * specific language governing rights and limitations under the License.
16 */
17
18
19#ifndef _MDSMODULE_H_
20#define _MDSMODULE_H_  1
21
22#include <security_filedb/AppleDatabase.h>
23#include <security_utilities/globalizer.h>
24#include <security_utilities/timeflow.h>
25#include <security_utilities/threading.h>
26#include <sys/param.h>
27
28namespace Security
29{
30
31class MDSModule
32{
33public:
34    static MDSModule &get ();
35
36    MDSModule ();
37    ~MDSModule ();
38
39    DatabaseManager 		&databaseManager () { return mDatabaseManager; }
40	void					lastScanIsNow();
41	double					timeSinceLastScan();
42	void					getDbPath(char *path);
43	void					setDbPath(const char *path);
44
45	bool					serverMode() const	{ return mServerMode; }
46	void					setServerMode();
47
48private:
49    static ModuleNexus<MDSModule> mModuleNexus;
50
51    AppleDatabaseManager 	mDatabaseManager;
52
53	/*
54	 * Manipulated by MDSSession objects when they hold the system-wide per-user
55	 * MDS file lock. mDbPath readable any time; it's protected process-wide
56	 * by mDbPathLock.
57	 */
58	char 					mDbPath[MAXPATHLEN + 1];
59	Time::Absolute			mLastScanTime;
60	Mutex					mDbPathLock;
61	bool					mServerMode;
62};
63
64} // end namespace Security
65
66#endif // _MDSMODULE_H_
67