| 1 | /* $Id: VBoxClient.h 55401 2015-04-23 10:03:17Z vboxsync $ */
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| 2 | /** @file
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| 3 | *
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| 4 | * VirtualBox additions user session daemon.
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| 5 | */
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| 6 |
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| 7 | /*
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| 8 | * Copyright (C) 2006-2011 Oracle Corporation
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| 9 | *
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| 10 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 11 | * available from http://www.virtualbox.org. This file is free software;
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| 12 | * you can redistribute it and/or modify it under the terms of the GNU
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| 13 | * General Public License (GPL) as published by the Free Software
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| 14 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 15 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 16 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 17 | */
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| 18 |
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| 19 | #ifndef ___vboxclient_vboxclient_h
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| 20 | # define ___vboxclient_vboxclient_h
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| 21 |
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| 22 | #include <VBox/log.h>
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| 23 | #include <iprt/cpp/utils.h>
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| 24 | #include <iprt/string.h>
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| 25 |
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| 26 | /** Exit with a fatal error. */
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| 27 | #define VBClFatalError(format) \
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| 28 | do { \
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| 29 | char *pszMessage = RTStrAPrintf2 format; \
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| 30 | LogRel(format); \
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| 31 | vbclFatalError(pszMessage); \
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| 32 | } while(0)
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| 33 |
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| 34 | /** Exit with a fatal error. */
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| 35 | extern DECLNORETURN(void) vbclFatalError(char *pszMessage);
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| 36 |
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| 37 | /** Call clean-up for the current service and exit. */
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| 38 | extern void VBClCleanUp();
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| 39 |
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| 40 | /** A simple interface describing a service. VBoxClient will run exactly one
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| 41 | * service per invocation. */
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| 42 | struct VBCLSERVICE
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| 43 | {
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| 44 | /** Get the services default path to pidfile, relative to $HOME */
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| 45 | /** @todo Should this also have a component relative to the X server number?
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| 46 | */
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| 47 | const char *(*getPidFilePath)(void);
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| 48 | /** Special initialisation, if needed. @a pause and @a resume are
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| 49 | * guaranteed not to be called until after this returns. */
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| 50 | int (*init)(struct VBCLSERVICE **ppInterface);
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| 51 | /** Run the service main loop */
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| 52 | int (*run)(struct VBCLSERVICE **ppInterface, bool fDaemonised);
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| 53 | /** Pause the service loop. This is used to allow the service to disable
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| 54 | * itself when the X server is switched out. It must be safe to call on a
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| 55 | * different thread if the VT monitoring thread is used. */
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| 56 | int (*pause)(struct VBCLSERVICE **ppInterface);
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| 57 | /** Resume after pausing. The same applies here as for @a pause. */
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| 58 | int (*resume)(struct VBCLSERVICE **ppInterface);
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| 59 | /** Clean up any global resources before we shut down hard. The last calls
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| 60 | * to @a pause and @a resume are guaranteed to finish before this is called.
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| 61 | */
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| 62 | void (*cleanup)(struct VBCLSERVICE **ppInterface);
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| 63 | };
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| 64 |
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| 65 | /** Default handler for various struct VBCLSERVICE member functions. */
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| 66 | static int VBClServiceDefaultHandler(struct VBCLSERVICE **pSelf)
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| 67 | {
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| 68 | return VINF_SUCCESS;
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| 69 | }
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| 70 |
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| 71 | /** Default handler for the struct VBCLSERVICE clean-up member function.
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| 72 | * Usually used because the service is cleaned up automatically when the user
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| 73 | * process/X11 exits. */
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| 74 | static void VBClServiceDefaultCleanup(struct VBCLSERVICE **ppInterface)
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| 75 | {
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| 76 | NOREF(ppInterface);
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| 77 | }
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| 78 |
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| 79 | union _XEvent; /* We do not want to pull in the X11 header files here. */
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| 80 | extern void VBClCheckXOrgVT(union _XEvent *pEvent);
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| 81 | extern int VBClStartVTMonitor();
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| 82 |
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| 83 | extern struct VBCLSERVICE **VBClGetClipboardService();
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| 84 | extern struct VBCLSERVICE **VBClGetSeamlessService();
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| 85 | extern struct VBCLSERVICE **VBClGetDisplayService();
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| 86 | extern struct VBCLSERVICE **VBClGetHostVersionService();
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| 87 | #ifdef VBOX_WITH_DRAG_AND_DROP
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| 88 | extern struct VBCLSERVICE **VBClGetDragAndDropService();
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| 89 | #endif /* VBOX_WITH_DRAG_AND_DROP */
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| 90 |
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| 91 | #endif /* !___vboxclient_vboxclient_h */
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