| 1 | /* $Id: VBoxCredProvFactory.cpp 82968 2020-02-04 10:35:17Z vboxsync $ */
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| 2 | /** @file
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| 3 | * VBoxCredentialProvFactory - The VirtualBox Credential Provider Factory.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2012-2020 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 |
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| 19 | /*********************************************************************************************************************************
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| 20 | * Header Files *
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| 21 | *********************************************************************************************************************************/
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| 22 | #include "VBoxCredentialProvider.h"
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| 23 | #include "VBoxCredProvFactory.h"
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| 24 | #include "VBoxCredProvProvider.h"
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| 25 |
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| 26 |
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| 27 | /*********************************************************************************************************************************
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| 28 | * Internal Functions *
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| 29 | *********************************************************************************************************************************/
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| 30 | extern HRESULT VBoxCredProvProviderCreate(REFIID interfaceID, void **ppvInterface);
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| 31 |
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| 32 |
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| 33 | VBoxCredProvFactory::VBoxCredProvFactory(void) :
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| 34 | m_cRefs(1) /* Start with one instance. */
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| 35 | {
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| 36 | }
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| 37 |
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| 38 | VBoxCredProvFactory::~VBoxCredProvFactory(void)
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| 39 | {
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| 40 | }
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| 41 |
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| 42 | ULONG
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| 43 | VBoxCredProvFactory::AddRef(void)
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| 44 | {
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| 45 | LONG cRefs = InterlockedIncrement(&m_cRefs);
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| 46 | VBoxCredProvVerbose(0, "VBoxCredProvFactory: AddRef: Returning refcount=%ld\n",
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| 47 | cRefs);
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| 48 | return cRefs;
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| 49 | }
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| 50 |
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| 51 | ULONG
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| 52 | VBoxCredProvFactory::Release(void)
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| 53 | {
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| 54 | LONG cRefs = InterlockedDecrement(&m_cRefs);
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| 55 | VBoxCredProvVerbose(0, "VBoxCredProvFactory: Release: Returning refcount=%ld\n",
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| 56 | cRefs);
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| 57 | if (!cRefs)
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| 58 | {
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| 59 | VBoxCredProvVerbose(0, "VBoxCredProvFactory: Calling destructor\n");
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| 60 | delete this;
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| 61 | }
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| 62 | return cRefs;
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| 63 | }
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| 64 |
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| 65 | HRESULT
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| 66 | VBoxCredProvFactory::QueryInterface(REFIID interfaceID, void **ppvInterface)
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| 67 | {
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| 68 | VBoxCredProvVerbose(0, "VBoxCredProvFactory: QueryInterface\n");
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| 69 |
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| 70 | HRESULT hr = S_OK;
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| 71 | if (ppvInterface)
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| 72 | {
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| 73 | if ( IID_IClassFactory == interfaceID
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| 74 | || IID_IUnknown == interfaceID)
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| 75 | {
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| 76 | *ppvInterface = static_cast<IUnknown*>(this);
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| 77 | reinterpret_cast<IUnknown*>(*ppvInterface)->AddRef();
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| 78 | }
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| 79 | else
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| 80 | {
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| 81 | *ppvInterface = NULL;
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| 82 | hr = E_NOINTERFACE;
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| 83 | }
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| 84 | }
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| 85 | else
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| 86 | hr = E_INVALIDARG;
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| 87 | return hr;
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| 88 | }
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| 89 |
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| 90 | HRESULT
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| 91 | VBoxCredProvFactory::CreateInstance(IUnknown *pUnkOuter, REFIID interfaceID, void **ppvInterface)
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| 92 | {
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| 93 | if (pUnkOuter)
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| 94 | return CLASS_E_NOAGGREGATION;
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| 95 | return VBoxCredProvProviderCreate(interfaceID, ppvInterface);
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| 96 | }
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| 97 |
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| 98 | HRESULT
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| 99 | VBoxCredProvFactory::LockServer(BOOL fLock)
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| 100 | {
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| 101 | if (fLock)
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| 102 | VBoxCredentialProviderAcquire();
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| 103 | else
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| 104 | VBoxCredentialProviderRelease();
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| 105 | return S_OK;
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| 106 | }
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| 107 |
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