| 1 | /* $Id: VBoxCredProvFactory.cpp 40271 2012-02-28 11:22:04Z 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 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 | #include "VBoxCredentialProvider.h"
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| 19 |
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| 20 | #include "VBoxCredProvFactory.h"
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| 21 | #include "VBoxCredProvProvider.h"
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| 22 |
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| 23 | extern HRESULT VBoxCredProvProviderCreate(REFIID interfaceID, void **ppvInterface);
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| 24 |
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| 25 | VBoxCredProvFactory::VBoxCredProvFactory(void)
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| 26 | : m_cRefCount(1) /* Start with one instance. */
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| 27 | {
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| 28 | }
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| 29 |
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| 30 | VBoxCredProvFactory::~VBoxCredProvFactory(void)
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| 31 | {
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| 32 | }
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| 33 |
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| 34 | /** IUnknown overrides. */
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| 35 | ULONG VBoxCredProvFactory::AddRef(void)
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| 36 | {
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| 37 | VBoxCredProvVerbose(0, "VBoxCredProvFactory: Increasing reference from %ld to %ld\n",
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| 38 | m_cRefCount, m_cRefCount + 1);
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| 39 |
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| 40 | return m_cRefCount++;
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| 41 | }
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| 42 |
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| 43 | ULONG VBoxCredProvFactory::Release(void)
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| 44 | {
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| 45 | VBoxCredProvVerbose(0, "VBoxCredProvFactory: Decreasing reference from %ld to %ld\n",
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| 46 | m_cRefCount, m_cRefCount - 1);
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| 47 |
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| 48 | ULONG cRefCount = --m_cRefCount;
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| 49 | if (!cRefCount)
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| 50 | {
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| 51 | VBoxCredProvVerbose(0, "VBoxCredProvFactory: Calling destructor\n");
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| 52 | delete this;
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| 53 | }
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| 54 | return cRefCount;
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| 55 | }
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| 56 |
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| 57 | HRESULT VBoxCredProvFactory::QueryInterface(REFIID interfaceID, void **ppvInterface)
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| 58 | {
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| 59 | HRESULT hr = S_OK;
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| 60 | if (ppvInterface)
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| 61 | {
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| 62 | if ( IID_IClassFactory == interfaceID
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| 63 | || IID_IUnknown == interfaceID)
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| 64 | {
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| 65 | *ppvInterface = static_cast<IUnknown*>(this);
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| 66 | reinterpret_cast<IUnknown*>(*ppvInterface)->AddRef();
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| 67 | }
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| 68 | else
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| 69 | {
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| 70 | *ppvInterface = NULL;
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| 71 | hr = E_NOINTERFACE;
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| 72 | }
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| 73 | }
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| 74 | else
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| 75 | hr = E_INVALIDARG;
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| 76 | return hr;
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| 77 | }
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| 78 |
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| 79 | /** IClassFactory overrides. This creates our actual credential provider. */
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| 80 | HRESULT VBoxCredProvFactory::CreateInstance(IUnknown* pUnkOuter,
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| 81 | REFIID interfaceID, void **ppvInterface)
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| 82 | {
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| 83 | if (pUnkOuter)
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| 84 | return CLASS_E_NOAGGREGATION;
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| 85 |
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| 86 | return VBoxCredProvProviderCreate(interfaceID, ppvInterface);
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| 87 | }
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| 88 |
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| 89 | HRESULT VBoxCredProvFactory::LockServer(BOOL bLock)
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| 90 | {
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| 91 | bLock ? VBoxCredentialProviderAcquire() : VBoxCredentialProviderRelease();
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| 92 | return S_OK;
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| 93 | }
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| 94 |
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