| 1 | /* $Id: ClientTokenHolder.h 82968 2020-02-04 10:35:17Z vboxsync $ */
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| 2 |
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| 3 | /** @file
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| 4 | *
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| 5 | * VirtualBox API client session token holder (in the client process)
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| 6 | */
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| 7 |
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| 8 | /*
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| 9 | * Copyright (C) 2013-2020 Oracle Corporation
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| 10 | *
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| 11 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 12 | * available from http://www.virtualbox.org. This file is free software;
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| 13 | * you can redistribute it and/or modify it under the terms of the GNU
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| 14 | * General Public License (GPL) as published by the Free Software
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| 15 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 16 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 17 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 18 | */
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| 19 |
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| 20 | #ifndef MAIN_INCLUDED_ClientTokenHolder_h
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| 21 | #define MAIN_INCLUDED_ClientTokenHolder_h
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| 22 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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| 23 | # pragma once
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| 24 | #endif
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| 25 |
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| 26 | #include "SessionImpl.h"
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| 27 |
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| 28 | #if defined(RT_OS_WINDOWS)
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| 29 | # define CTHSEMARG NULL
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| 30 | # define CTHSEMTYPE HANDLE
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| 31 | /* this second semaphore is only used on Windows */
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| 32 | # define CTHTHREADSEMARG NULL
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| 33 | # define CTHTHREADSEMTYPE HANDLE
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| 34 | #elif defined(RT_OS_OS2)
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| 35 | # define CTHSEMARG NIL_RTSEMEVENT
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| 36 | # define CTHSEMTYPE RTSEMEVENT
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| 37 | #elif defined(VBOX_WITH_SYS_V_IPC_SESSION_WATCHER)
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| 38 | # define CTHSEMARG -1
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| 39 | # define CTHSEMTYPE int
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| 40 | #elif defined(VBOX_WITH_GENERIC_SESSION_WATCHER)
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| 41 | /* the token object based implementation needs no semaphores */
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| 42 | #else
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| 43 | # error "Port me!"
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| 44 | #endif
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| 45 |
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| 46 |
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| 47 | /**
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| 48 | * Class which holds a client token.
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| 49 | */
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| 50 | class Session::ClientTokenHolder
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| 51 | {
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| 52 | public:
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| 53 | #ifndef VBOX_WITH_GENERIC_SESSION_WATCHER
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| 54 | /**
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| 55 | * Constructor which creates a usable instance
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| 56 | *
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| 57 | * @param strTokenId String with identifier of the token
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| 58 | */
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| 59 | ClientTokenHolder(const Utf8Str &strTokenId);
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| 60 | #else /* VBOX_WITH_GENERIC_SESSION_WATCHER */
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| 61 | /**
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| 62 | * Constructor which creates a usable instance
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| 63 | *
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| 64 | * @param aToken Reference to token object
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| 65 | */
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| 66 | ClientTokenHolder(IToken *aToken);
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| 67 | #endif /* VBOX_WITH_GENERIC_SESSION_WATCHER */
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| 68 |
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| 69 | /**
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| 70 | * Default destructor. Cleans everything up.
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| 71 | */
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| 72 | ~ClientTokenHolder();
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| 73 |
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| 74 | /**
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| 75 | * Check if object contains a usable token.
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| 76 | */
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| 77 | bool isReady();
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| 78 |
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| 79 | private:
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| 80 | /**
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| 81 | * Default constructor. Don't use, will not create a sensible instance.
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| 82 | */
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| 83 | ClientTokenHolder();
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| 84 |
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| 85 | #ifndef VBOX_WITH_GENERIC_SESSION_WATCHER
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| 86 | Utf8Str mClientTokenId;
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| 87 | #else /* VBOX_WITH_GENERIC_SESSION_WATCHER */
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| 88 | ComPtr<IToken> mToken;
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| 89 | #endif /* VBOX_WITH_GENERIC_SESSION_WATCHER */
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| 90 | #ifdef CTHSEMTYPE
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| 91 | CTHSEMTYPE mSem;
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| 92 | #endif
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| 93 | #if defined(RT_OS_WINDOWS) || defined(RT_OS_OS2)
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| 94 | RTTHREAD mThread;
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| 95 | #endif
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| 96 | #ifdef RT_OS_WINDOWS
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| 97 | CTHTHREADSEMTYPE mThreadSem;
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| 98 | #endif
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| 99 | };
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| 100 |
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| 101 | #endif /* !MAIN_INCLUDED_ClientTokenHolder_h */
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| 102 | /* vi: set tabstop=4 shiftwidth=4 expandtab: */
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