| 1 | /** @file
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| 2 | *
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| 3 | * VirtualBox additions user session daemon.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2011 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 | #ifndef ___vboxclient_vboxclient_h
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| 19 | # define ___vboxclient_vboxclient_h
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| 20 |
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| 21 | #include <iprt/cpp/utils.h>
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| 22 |
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| 23 | /** Namespace for VBoxClient-specific things */
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| 24 | namespace VBoxClient {
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| 25 |
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| 26 | /** A simple class describing a service. VBoxClient will run exactly one
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| 27 | * service per invocation. */
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| 28 | class Service : public RTCNonCopyable
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| 29 | {
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| 30 | public:
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| 31 | /** Get the services default path to pidfile, relative to $HOME */
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| 32 | /** @todo Should this also have a component relative to the X server number?
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| 33 | */
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| 34 | virtual const char *getPidFilePath() = 0;
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| 35 | /** Special initialisation, if needed. @a pause and @a resume are
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| 36 | * guaranteed not to be called until after this returns. */
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| 37 | virtual int init() { return VINF_SUCCESS; }
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| 38 | /** Run the service main loop */
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| 39 | virtual int run(bool fDaemonised = false) = 0;
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| 40 | /** @todo Note one of these will be called at start-up. */
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| 41 | /** Pause the service loop. This must be safe to call on a different thread
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| 42 | * and potentially before @a run is or after it exits.
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| 43 | * This is called by the VT monitoring thread to allow the service to disable
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| 44 | * itself when the X server is switched out. If the monitoring functionality
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| 45 | * is available then @a pause or @a resume will be called as soon as it starts
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| 46 | * up. */
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| 47 | virtual int pause() { return VINF_SUCCESS; }
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| 48 | /** Resume after pausing. The same applies here as for @a pause. */
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| 49 | virtual int resume() { return VINF_SUCCESS; }
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| 50 | /** Clean up any global resources before we shut down hard. The last calls
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| 51 | * to @a pause and @a resume are guaranteed to finish before this is called.
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| 52 | */
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| 53 | virtual void cleanup() = 0;
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| 54 | /** Virtual destructor. Not used */
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| 55 | virtual ~Service() {}
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| 56 | };
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| 57 |
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| 58 | extern Service *GetClipboardService();
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| 59 | extern Service *GetSeamlessService();
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| 60 | extern Service *GetDisplayService();
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| 61 | extern Service *GetHostVersionService();
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| 62 | #ifdef VBOX_WITH_DRAG_AND_DROP
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| 63 | extern Service *GetDragAndDropService();
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| 64 | #endif /* VBOX_WITH_DRAG_AND_DROP */
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| 65 |
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| 66 | extern void CleanUp();
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| 67 |
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| 68 | } /* namespace VBoxClient */
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| 69 |
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| 70 | #endif /* !___vboxclient_vboxclient_h */
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