[144] | 1 | //////////////////////////////////////////////////////////// |
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[267] | 2 | // Copyright (C) Roman Ryltsov, 2008-2014 |
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[276] | 3 | // Created by Roman Ryltsov roman@alax.info, http://alax.info |
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[267] | 4 | // |
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| 5 | // This source code is published to complement DirectShowSpy developer powertoy |
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| 6 | // and demonstrate the internal use of APIs and tricks powering the tool. It is |
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[276] | 7 | // allowed to freely re-use the portions of the code in other projects, commercial |
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| 8 | // or otherwise (provided that you dont pretend that you wrote the original tool). |
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[267] | 9 | // |
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| 10 | // Please keep in mind that DirectShowSpy is a developer tool, it is strongly recommended |
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[276] | 11 | // that it is not shipped with release grade software. It is allowed to distribute |
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| 12 | // DirectShowSpy if only it is not registered with Windows by default and either |
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| 13 | // used privately, or registered on specific throubleshooting request. The advice applies |
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| 14 | // to hooking methods used by DirectShowSpy in general as well. |
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[144] | 15 | |
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| 16 | #pragma once |
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| 17 | |
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| 18 | #include "rodshow.h" |
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| 19 | #include "DirectShowSpy_i.h" |
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| 20 | #include "Common.h" |
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| 21 | |
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| 22 | //////////////////////////////////////////////////////////// |
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| 23 | // CSystemDeviceEnumeratorSpyT |
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| 24 | |
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| 25 | // NOTE: Original CLSID_SystemDeviceEnum does not support aggregation |
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| 26 | |
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| 27 | template <typename T, const CLSID* t_pSystemDeviceEnumeratorClassIdentifier> |
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| 28 | class ATL_NO_VTABLE CSystemDeviceEnumeratorSpyT : |
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| 29 | public CComObjectRootEx<CComMultiThreadModel>, |
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| 30 | //public CComCoClass<CSystemDeviceEnumeratorSpyT, &CLSID_SystemDeviceEnumeratorSpy>, |
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| 31 | public CTransparentCoClassT<T, t_pSystemDeviceEnumeratorClassIdentifier>, |
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| 32 | public IDispatchImpl<ISystemDeviceEnumeratorSpy>, |
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| 33 | public ICreateDevEnum |
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| 34 | { |
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| 35 | typedef CSystemDeviceEnumeratorSpyT<T, t_pSystemDeviceEnumeratorClassIdentifier> CSystemDeviceEnumeratorSpy; |
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| 36 | |
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| 37 | public: |
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| 38 | //enum { IDR = IDR_SYSTEMDEVICEENUMERATORSPY }; |
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| 39 | |
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| 40 | //DECLARE_REGISTRY_RESOURCEID(IDR) |
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| 41 | |
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| 42 | DECLARE_PROTECT_FINAL_CONSTRUCT() |
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| 43 | |
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| 44 | DECLARE_GET_CONTROLLING_UNKNOWN() |
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| 45 | |
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| 46 | DECLARE_QI_TRACE(CSystemDeviceEnumeratorSpy) |
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| 47 | |
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| 48 | BEGIN_COM_MAP(CSystemDeviceEnumeratorSpy) |
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| 49 | COM_INTERFACE_ENTRY(ISystemDeviceEnumeratorSpy) |
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| 50 | COM_INTERFACE_ENTRY(ICreateDevEnum) |
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| 51 | COM_INTERFACE_ENTRY_FUNC(CLSID_SystemDeviceEnum, 0, QuerySystemDeviceEnumInterface) |
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| 52 | //COM_INTERFACE_ENTRY(IDispatch) |
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| 53 | END_COM_MAP() |
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| 54 | |
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| 55 | public: |
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| 56 | |
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| 57 | //////////////////////////////////////////////////////// |
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| 58 | // CPropertyBag |
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| 59 | |
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| 60 | class ATL_NO_VTABLE CPropertyBag : |
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| 61 | public CComObjectRootEx<CComMultiThreadModelNoCS>, |
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| 62 | public IPropertyBag, |
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| 63 | public IPropertyBag2 |
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| 64 | { |
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| 65 | public: |
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| 66 | |
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| 67 | DECLARE_QI_TRACE(CPropertyBag) |
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| 68 | |
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| 69 | BEGIN_COM_MAP(CPropertyBag) |
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| 70 | COM_INTERFACE_ENTRY(IPropertyBag2) |
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| 71 | COM_INTERFACE_ENTRY(IPropertyBag) |
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| 72 | END_COM_MAP() |
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| 73 | |
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| 74 | private: |
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| 75 | CComPtr<IPropertyBag> m_pPropertyBag; |
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| 76 | CComPtr<IPropertyBag2> m_pPropertyBag2; |
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| 77 | |
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| 78 | public: |
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| 79 | // CPropertyBag |
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| 80 | CPropertyBag() |
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| 81 | { |
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| 82 | _Z4(atlTraceRefcount, 4, _T("this 0x%p\n"), this); |
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| 83 | } |
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| 84 | ~CPropertyBag() |
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| 85 | { |
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| 86 | _Z4(atlTraceRefcount, 4, _T("this 0x%p\n"), this); |
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| 87 | } |
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| 88 | VOID Initialize(IPropertyBag* pPropertyBag) |
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| 89 | { |
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| 90 | _A(pPropertyBag); |
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| 91 | _A(!m_pPropertyBag); |
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| 92 | m_pPropertyBag = pPropertyBag; |
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| 93 | m_pPropertyBag2 = CComQIPtr<IPropertyBag2>(pPropertyBag); |
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| 94 | } |
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| 95 | |
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| 96 | // IPropertyBag |
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| 97 | STDMETHOD(Read)(LPCOLESTR pszPropertyName, VARIANT* pvValue, IErrorLog* pErrorLog) throw() |
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| 98 | { |
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| 99 | _Z4(atlTraceCOM, 4, _T("pszPropertyName %s\n"), CString(pszPropertyName)); |
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| 100 | _ATLTRY |
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| 101 | { |
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| 102 | HRESULT nResult = m_pPropertyBag->Read(pszPropertyName, pvValue, pErrorLog); |
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| 103 | #pragma region DevicePath Fix for Skype 6.0.0.126 |
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| 104 | //if(nResult == HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND) && pszPropertyName && _wcsicmp(pszPropertyName, L"DevicePath") == 0 && pvValue) |
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| 105 | //{ |
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| 106 | // _Z4(atlTraceGeneral, 4, _T("nResult 0x%08x\n"), nResult); |
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| 107 | // CComVariant vValue = L"\\\\?\\fake"; |
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| 108 | // _V(vValue.Detach(pvValue)); |
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| 109 | // nResult = S_OK; |
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| 110 | //} |
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| 111 | #pragma endregion |
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| 112 | if(SUCCEEDED(nResult)) |
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| 113 | { |
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| 114 | CString sValue = _T("???"); |
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| 115 | CComVariant vStringValue; |
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| 116 | if(SUCCEEDED(vStringValue.ChangeType(VT_BSTR, pvValue))) |
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| 117 | sValue = CString(vStringValue.bstrVal); |
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| 118 | _Z4(atlTraceGeneral, 4, _T("nResult 0x%08x, pvValue->vt 0x%x, %s\n"), nResult, pvValue->vt, sValue); |
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| 119 | } else |
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| 120 | { |
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| 121 | _Z4(atlTraceGeneral, 4, _T("nResult 0x%08x\n"), nResult); |
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| 122 | } |
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| 123 | return nResult; |
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| 124 | } |
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| 125 | _ATLCATCH(Exception) |
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| 126 | { |
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| 127 | _C(Exception); |
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| 128 | } |
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| 129 | return S_OK; |
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| 130 | } |
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| 131 | STDMETHOD(Write)(LPCOLESTR pszPropertyName, VARIANT* pvValue) throw() |
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| 132 | { |
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| 133 | _Z4(atlTraceCOM, 4, _T("pszPropertyName %s, pvValue->vt 0x%x\n"), CString(pszPropertyName), pvValue->vt); |
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| 134 | _ATLTRY |
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| 135 | { |
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| 136 | const HRESULT nResult = m_pPropertyBag->Write(pszPropertyName, pvValue); |
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| 137 | _Z4(atlTraceGeneral, 4, _T("nResult 0x%08x\n"), nResult); |
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| 138 | return nResult; |
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| 139 | } |
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| 140 | _ATLCATCH(Exception) |
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| 141 | { |
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| 142 | _C(Exception); |
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| 143 | } |
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| 144 | return S_OK; |
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| 145 | } |
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| 146 | |
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| 147 | // IPropertyBag2 |
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| 148 | STDMETHOD(Read)(ULONG cProperties, PROPBAG2 *pPropBag, IErrorLog *pErrLog, VARIANT *pvarValue, HRESULT *phrError) throw() |
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| 149 | { |
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| 150 | _Z4(atlTraceCOM, 4, _T("...\n")); |
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| 151 | _ATLTRY |
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| 152 | { |
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| 153 | const HRESULT nResult = m_pPropertyBag2->Read(cProperties, pPropBag, pErrLog, pvarValue, phrError); |
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| 154 | _Z4(atlTraceGeneral, 4, _T("nResult 0x%08x\n"), nResult); |
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| 155 | return nResult; |
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| 156 | } |
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| 157 | _ATLCATCH(Exception) |
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| 158 | { |
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| 159 | _C(Exception); |
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| 160 | } |
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| 161 | return S_OK; |
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| 162 | } |
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| 163 | STDMETHOD(Write)(ULONG cProperties, PROPBAG2 *pPropBag, VARIANT *pvarValue) throw() |
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| 164 | { |
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| 165 | _Z4(atlTraceCOM, 4, _T("...\n")); |
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| 166 | _ATLTRY |
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| 167 | { |
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| 168 | const HRESULT nResult = m_pPropertyBag2->Write(cProperties, pPropBag, pvarValue); |
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| 169 | _Z4(atlTraceGeneral, 4, _T("nResult 0x%08x\n"), nResult); |
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| 170 | return nResult; |
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| 171 | } |
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| 172 | _ATLCATCH(Exception) |
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| 173 | { |
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| 174 | _C(Exception); |
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| 175 | } |
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| 176 | return S_OK; |
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| 177 | } |
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| 178 | STDMETHOD(CountProperties)(ULONG *pcProperties) throw() |
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| 179 | { |
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| 180 | _Z4(atlTraceCOM, 4, _T("...\n")); |
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| 181 | _ATLTRY |
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| 182 | { |
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| 183 | const HRESULT nResult = m_pPropertyBag2->CountProperties(pcProperties); |
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| 184 | _Z4(atlTraceGeneral, 4, _T("nResult 0x%08x\n"), nResult); |
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| 185 | return nResult; |
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| 186 | } |
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| 187 | _ATLCATCH(Exception) |
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| 188 | { |
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| 189 | _C(Exception); |
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| 190 | } |
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| 191 | return S_OK; |
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| 192 | } |
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| 193 | STDMETHOD(GetPropertyInfo)(ULONG iProperty, ULONG cProperties, PROPBAG2* pPropBag, ULONG *pcProperties) throw() |
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| 194 | { |
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| 195 | _Z4(atlTraceCOM, 4, _T("...\n")); |
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| 196 | _ATLTRY |
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| 197 | { |
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| 198 | const HRESULT nResult = m_pPropertyBag2->GetPropertyInfo(iProperty, cProperties, pPropBag, pcProperties); |
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| 199 | _Z4(atlTraceGeneral, 4, _T("nResult 0x%08x\n"), nResult); |
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| 200 | return nResult; |
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| 201 | } |
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| 202 | _ATLCATCH(Exception) |
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| 203 | { |
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| 204 | _C(Exception); |
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| 205 | } |
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| 206 | return S_OK; |
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| 207 | } |
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| 208 | STDMETHOD(LoadObject)(LPCOLESTR pstrName, DWORD dwHint, IUnknown *pUnkObject, IErrorLog *pErrLog) throw() |
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| 209 | { |
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| 210 | _Z4(atlTraceCOM, 4, _T("...\n")); |
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| 211 | _ATLTRY |
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| 212 | { |
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| 213 | const HRESULT nResult = m_pPropertyBag2->LoadObject(pstrName, dwHint, pUnkObject, pErrLog); |
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| 214 | _Z4(atlTraceGeneral, 4, _T("nResult 0x%08x\n"), nResult); |
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| 215 | return nResult; |
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| 216 | } |
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| 217 | _ATLCATCH(Exception) |
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| 218 | { |
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| 219 | _C(Exception); |
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| 220 | } |
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| 221 | return S_OK; |
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| 222 | } |
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| 223 | }; |
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| 224 | |
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| 225 | //////////////////////////////////////////////////////// |
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| 226 | // CMoniker |
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| 227 | |
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| 228 | class ATL_NO_VTABLE CMoniker : |
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| 229 | public CComObjectRootEx<CComMultiThreadModelNoCS>, |
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| 230 | public IMoniker |
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| 231 | { |
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| 232 | public: |
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| 233 | |
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| 234 | DECLARE_QI_TRACE(CMoniker) |
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| 235 | |
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| 236 | BEGIN_COM_MAP(CMoniker) |
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| 237 | COM_INTERFACE_ENTRY(IMoniker) |
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| 238 | COM_INTERFACE_ENTRY(IPersistStream) |
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| 239 | COM_INTERFACE_ENTRY(IPersist) |
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| 240 | END_COM_MAP() |
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| 241 | |
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| 242 | private: |
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| 243 | CComPtr<IMoniker> m_pMoniker; |
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| 244 | |
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| 245 | public: |
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| 246 | // CMoniker |
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| 247 | CMoniker() |
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| 248 | { |
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| 249 | _Z4(atlTraceRefcount, 4, _T("this 0x%p\n"), this); |
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| 250 | } |
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| 251 | ~CMoniker() |
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| 252 | { |
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| 253 | _Z4(atlTraceRefcount, 4, _T("this 0x%p\n"), this); |
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| 254 | } |
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| 255 | VOID Initialize(IMoniker* pMoniker) |
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| 256 | { |
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| 257 | _A(pMoniker); |
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| 258 | _A(!m_pMoniker); |
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| 259 | m_pMoniker = pMoniker; |
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| 260 | } |
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| 261 | |
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| 262 | // IPersist |
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| 263 | STDMETHOD(GetClassID)(CLSID* pClassIdentifier) throw() |
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| 264 | { |
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| 265 | _Z4(atlTraceCOM, 4, _T("...\n")); |
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| 266 | return m_pMoniker->GetClassID(pClassIdentifier); |
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| 267 | } |
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| 268 | |
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| 269 | // IPersistStream |
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| 270 | STDMETHOD(IsDirty)() throw() |
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| 271 | { |
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| 272 | _Z4(atlTraceCOM, 4, _T("...\n")); |
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| 273 | return m_pMoniker->IsDirty(); |
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| 274 | } |
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| 275 | STDMETHOD(Load)(IStream* pStream) throw() |
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| 276 | { |
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| 277 | _Z4(atlTraceCOM, 4, _T("...\n")); |
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| 278 | return m_pMoniker->Load(pStream); |
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| 279 | } |
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| 280 | STDMETHOD(Save)(IStream* pStream, BOOL bClearDirty) throw() |
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| 281 | { |
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| 282 | _Z4(atlTraceCOM, 4, _T("...\n")); |
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| 283 | return m_pMoniker->Save(pStream, bClearDirty); |
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| 284 | } |
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| 285 | STDMETHOD(GetSizeMax)(ULARGE_INTEGER* pnMaximalSize) throw() |
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| 286 | { |
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| 287 | _Z4(atlTraceCOM, 4, _T("...\n")); |
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| 288 | return m_pMoniker->GetSizeMax(pnMaximalSize); |
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| 289 | } |
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| 290 | |
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| 291 | // IMoniker |
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| 292 | STDMETHOD(BindToObject)(IBindCtx* pBindCtx, IMoniker* pLeftMoniker, REFIID InterfaceIdentifier, VOID** ppvObject) throw() |
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| 293 | { |
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| 294 | _Z4(atlTraceCOM, 4, _T("pBindCtx 0x%p, pLeftMoniker 0x%p, InterfaceIdentifier %ls\n"), pBindCtx, pLeftMoniker, _PersistHelper::StringFromInterfaceIdentifier(InterfaceIdentifier)); |
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| 295 | _ATLTRY |
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| 296 | { |
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| 297 | return m_pMoniker->BindToObject(pBindCtx, pLeftMoniker, InterfaceIdentifier, ppvObject); |
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| 298 | } |
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| 299 | _ATLCATCH(Exception) |
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| 300 | { |
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| 301 | _C(Exception); |
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| 302 | } |
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| 303 | return S_OK; |
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| 304 | } |
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| 305 | STDMETHOD(BindToStorage)(IBindCtx* pBindCtx, IMoniker* pLeftMoniker, REFIID InterfaceIdentifier, VOID** ppvObject) throw() |
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| 306 | { |
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| 307 | _Z4(atlTraceCOM, 4, _T("pBindCtx 0x%p, pLeftMoniker 0x%p, InterfaceIdentifier %ls\n"), pBindCtx, pLeftMoniker, _PersistHelper::StringFromInterfaceIdentifier(InterfaceIdentifier)); |
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| 308 | _ATLTRY |
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| 309 | { |
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| 310 | const HRESULT nResult = m_pMoniker->BindToStorage(pBindCtx, pLeftMoniker, InterfaceIdentifier, ppvObject); |
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| 311 | if(SUCCEEDED(nResult) && *ppvObject) |
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| 312 | { |
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| 313 | if(InterfaceIdentifier == __uuidof(IPropertyBag) || InterfaceIdentifier == __uuidof(IPropertyBag2)) |
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| 314 | { |
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| 315 | CComPtr<IPropertyBag>& pPropertyBag = reinterpret_cast<CComPtr<IPropertyBag>&>(*ppvObject); |
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| 316 | CObjectPtr<CPropertyBag> pPropertyBagWrapper; |
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| 317 | pPropertyBagWrapper.Construct()->Initialize(pPropertyBag); |
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| 318 | pPropertyBag = pPropertyBagWrapper; |
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| 319 | } |
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| 320 | } |
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| 321 | return nResult; |
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| 322 | } |
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| 323 | _ATLCATCH(Exception) |
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| 324 | { |
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| 325 | _C(Exception); |
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| 326 | } |
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| 327 | return S_OK; |
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| 328 | } |
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| 329 | STDMETHOD(Reduce)(IBindCtx* pBindCtx, DWORD nDepth, IMoniker** ppLeftMoniker, IMoniker** ppReducedMoniker) throw() |
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| 330 | { |
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| 331 | _Z4(atlTraceCOM, 4, _T("...\n")); |
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| 332 | _ATLTRY |
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| 333 | { |
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| 334 | return m_pMoniker->Reduce(pBindCtx, nDepth, ppLeftMoniker, ppReducedMoniker); |
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| 335 | } |
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| 336 | _ATLCATCH(Exception) |
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| 337 | { |
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| 338 | _C(Exception); |
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| 339 | } |
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| 340 | return S_OK; |
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| 341 | } |
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| 342 | STDMETHOD(ComposeWith)(IMoniker* pRightMoniker, BOOL bOnlyIfNotGeneric, IMoniker** ppCompositeMoniker) throw() |
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| 343 | { |
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| 344 | _Z4(atlTraceCOM, 4, _T("...\n")); |
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| 345 | _ATLTRY |
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| 346 | { |
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| 347 | return m_pMoniker->ComposeWith(pRightMoniker, bOnlyIfNotGeneric, ppCompositeMoniker); |
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| 348 | } |
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| 349 | _ATLCATCH(Exception) |
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| 350 | { |
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| 351 | _C(Exception); |
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| 352 | } |
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| 353 | return S_OK; |
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| 354 | } |
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| 355 | STDMETHOD(Enum)(BOOL bForward, IEnumMoniker** ppEnumMoniker) throw() |
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| 356 | { |
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| 357 | _Z4(atlTraceCOM, 4, _T("bForward %d\n"), bForward); |
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| 358 | _ATLTRY |
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| 359 | { |
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| 360 | return m_pMoniker->Enum(bForward, ppEnumMoniker); |
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| 361 | } |
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| 362 | _ATLCATCH(Exception) |
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| 363 | { |
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| 364 | _C(Exception); |
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| 365 | } |
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| 366 | return S_OK; |
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| 367 | } |
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| 368 | STDMETHOD(IsEqual)(IMoniker* pMoniker) throw() |
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| 369 | { |
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| 370 | _Z4(atlTraceCOM, 4, _T("...\n")); |
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| 371 | _ATLTRY |
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| 372 | { |
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| 373 | return m_pMoniker->IsEqual(pMoniker); |
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| 374 | } |
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| 375 | _ATLCATCH(Exception) |
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| 376 | { |
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| 377 | _C(Exception); |
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| 378 | } |
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| 379 | return S_OK; |
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| 380 | } |
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| 381 | STDMETHOD(Hash)(DWORD* pnHashValue) throw() |
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| 382 | { |
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| 383 | _Z4(atlTraceCOM, 4, _T("...\n")); |
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| 384 | _ATLTRY |
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| 385 | { |
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| 386 | return m_pMoniker->Hash(pnHashValue); |
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| 387 | } |
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| 388 | _ATLCATCH(Exception) |
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| 389 | { |
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| 390 | _C(Exception); |
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| 391 | } |
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| 392 | return S_OK; |
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| 393 | } |
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| 394 | STDMETHOD(IsRunning)(IBindCtx* pBindCtx, IMoniker* pLeftMoniker, IMoniker* pNewlyRunning) throw() |
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| 395 | { |
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| 396 | _Z4(atlTraceCOM, 4, _T("...\n")); |
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| 397 | _ATLTRY |
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| 398 | { |
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| 399 | return m_pMoniker->IsRunning(pBindCtx, pLeftMoniker, pNewlyRunning); |
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| 400 | } |
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| 401 | _ATLCATCH(Exception) |
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| 402 | { |
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| 403 | _C(Exception); |
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| 404 | } |
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| 405 | return S_OK; |
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| 406 | } |
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| 407 | STDMETHOD(GetTimeOfLastChange)(IBindCtx* pBindCtx, IMoniker* pLeftMoniker, FILETIME* pFileTime) throw() |
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| 408 | { |
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| 409 | _Z4(atlTraceCOM, 4, _T("...\n")); |
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| 410 | _ATLTRY |
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| 411 | { |
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| 412 | return m_pMoniker->GetTimeOfLastChange(pBindCtx, pLeftMoniker, pFileTime); |
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| 413 | } |
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| 414 | _ATLCATCH(Exception) |
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| 415 | { |
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| 416 | _C(Exception); |
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| 417 | } |
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| 418 | return S_OK; |
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| 419 | } |
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| 420 | STDMETHOD(Inverse)(IMoniker** ppMoniker) throw() |
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| 421 | { |
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| 422 | _Z4(atlTraceCOM, 4, _T("...\n")); |
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| 423 | _ATLTRY |
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| 424 | { |
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| 425 | return m_pMoniker->Inverse(ppMoniker); |
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| 426 | } |
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| 427 | _ATLCATCH(Exception) |
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| 428 | { |
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| 429 | _C(Exception); |
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| 430 | } |
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| 431 | return S_OK; |
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| 432 | } |
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| 433 | STDMETHOD(CommonPrefixWith)(IMoniker* pMoniker, IMoniker** ppPrefixMoniker) throw() |
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| 434 | { |
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| 435 | _Z4(atlTraceCOM, 4, _T("...\n")); |
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| 436 | _ATLTRY |
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| 437 | { |
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| 438 | return m_pMoniker->CommonPrefixWith(pMoniker, ppPrefixMoniker); |
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| 439 | } |
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| 440 | _ATLCATCH(Exception) |
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| 441 | { |
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| 442 | _C(Exception); |
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| 443 | } |
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| 444 | return S_OK; |
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| 445 | } |
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| 446 | STDMETHOD(RelativePathTo)(IMoniker* pMoniker, IMoniker** ppRelativeMoniker) throw() |
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| 447 | { |
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| 448 | _Z4(atlTraceCOM, 4, _T("...\n")); |
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| 449 | _ATLTRY |
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| 450 | { |
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| 451 | return m_pMoniker->RelativePathTo(pMoniker, ppRelativeMoniker); |
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| 452 | } |
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| 453 | _ATLCATCH(Exception) |
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| 454 | { |
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| 455 | _C(Exception); |
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| 456 | } |
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| 457 | return S_OK; |
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| 458 | } |
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| 459 | STDMETHOD(GetDisplayName)(IBindCtx* pBindCtx, IMoniker* pLeftMoniker, LPOLESTR* ppszDisplayName) throw() |
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| 460 | { |
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| 461 | _Z4(atlTraceCOM, 4, _T("pBindCtx 0x%p, pLeftMoniker 0x%p\n"), pBindCtx, pLeftMoniker); |
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| 462 | _ATLTRY |
---|
| 463 | { |
---|
| 464 | const HRESULT nResult = m_pMoniker->GetDisplayName(pBindCtx, pLeftMoniker, ppszDisplayName); |
---|
| 465 | if(SUCCEEDED(nResult)) |
---|
| 466 | _Z4(atlTraceGeneral, 4, _T("nResult 0x%08x, *ppszDisplayName %s\n"), nResult, CString(*ppszDisplayName)); |
---|
| 467 | else |
---|
| 468 | _Z4(atlTraceGeneral, 4, _T("nResult 0x%08x\n"), nResult); |
---|
| 469 | return nResult; |
---|
| 470 | } |
---|
| 471 | _ATLCATCH(Exception) |
---|
| 472 | { |
---|
| 473 | _C(Exception); |
---|
| 474 | } |
---|
| 475 | return S_OK; |
---|
| 476 | } |
---|
| 477 | STDMETHOD(ParseDisplayName)(IBindCtx* pBindCtx, IMoniker* pLeftMoniker, LPOLESTR pszDisplayName, ULONG* pnEatenLength, IMoniker** ppOutputMoniker) throw() |
---|
| 478 | { |
---|
| 479 | _Z4(atlTraceCOM, 4, _T("pBindCtx 0x%p, pLeftMoniker 0x%p, pszDisplayName %s\n"), pBindCtx, pLeftMoniker, CString(pszDisplayName)); |
---|
| 480 | _ATLTRY |
---|
| 481 | { |
---|
| 482 | return m_pMoniker->ParseDisplayName(pBindCtx, pLeftMoniker, pszDisplayName, pnEatenLength, ppOutputMoniker); |
---|
| 483 | } |
---|
| 484 | _ATLCATCH(Exception) |
---|
| 485 | { |
---|
| 486 | _C(Exception); |
---|
| 487 | } |
---|
| 488 | return S_OK; |
---|
| 489 | } |
---|
| 490 | STDMETHOD(IsSystemMoniker)(DWORD* pnSystemMonikerType) throw() |
---|
| 491 | { |
---|
| 492 | _Z4(atlTraceCOM, 4, _T("...\n")); |
---|
| 493 | _ATLTRY |
---|
| 494 | { |
---|
| 495 | return m_pMoniker->IsSystemMoniker(pnSystemMonikerType); |
---|
| 496 | } |
---|
| 497 | _ATLCATCH(Exception) |
---|
| 498 | { |
---|
| 499 | _C(Exception); |
---|
| 500 | } |
---|
| 501 | return S_OK; |
---|
| 502 | } |
---|
| 503 | }; |
---|
| 504 | |
---|
| 505 | //////////////////////////////////////////////////////// |
---|
| 506 | // CEnumMoniker |
---|
| 507 | |
---|
| 508 | class ATL_NO_VTABLE CEnumMoniker : |
---|
| 509 | public CComObjectRootEx<CComMultiThreadModelNoCS>, |
---|
| 510 | public IEnumMoniker |
---|
| 511 | { |
---|
| 512 | public: |
---|
| 513 | |
---|
| 514 | DECLARE_QI_TRACE(CEnumMoniker) |
---|
| 515 | |
---|
| 516 | BEGIN_COM_MAP(CEnumMoniker) |
---|
| 517 | COM_INTERFACE_ENTRY(IEnumMoniker) |
---|
| 518 | END_COM_MAP() |
---|
| 519 | |
---|
| 520 | private: |
---|
| 521 | CComPtr<IEnumMoniker> m_pEnumMoniker; |
---|
| 522 | |
---|
| 523 | public: |
---|
| 524 | // CEnumMoniker |
---|
| 525 | CEnumMoniker() |
---|
| 526 | { |
---|
| 527 | _Z4(atlTraceRefcount, 4, _T("this 0x%p\n"), this); |
---|
| 528 | } |
---|
| 529 | ~CEnumMoniker() |
---|
| 530 | { |
---|
| 531 | _Z4(atlTraceRefcount, 4, _T("this 0x%p\n"), this); |
---|
| 532 | } |
---|
| 533 | VOID Initialize(IEnumMoniker* pEnumMoniker) |
---|
| 534 | { |
---|
| 535 | _A(pEnumMoniker); |
---|
| 536 | _A(!m_pEnumMoniker); |
---|
| 537 | m_pEnumMoniker = pEnumMoniker; |
---|
| 538 | } |
---|
| 539 | |
---|
| 540 | // IEnumMoniker |
---|
| 541 | STDMETHOD(Next)(ULONG nElementCount, IMoniker** ppMoniker, ULONG* pnFetchedElementCount) throw() |
---|
| 542 | { |
---|
| 543 | _Z4(atlTraceCOM, 4, _T("nElementCount %d\n"), nElementCount); |
---|
| 544 | _ATLTRY |
---|
| 545 | { |
---|
| 546 | const HRESULT nNextResult = m_pEnumMoniker->Next(nElementCount, ppMoniker, pnFetchedElementCount); |
---|
| 547 | _Z4(atlTraceGeneral, 4, _T("nNextResult 0x%08x, *pnFetchedElementCount %s\n"), nNextResult, pnFetchedElementCount ? (LPCTSTR) AtlFormatString(_T("%d"), *pnFetchedElementCount) : _T("(null)")); |
---|
| 548 | if(SUCCEEDED(nNextResult)) |
---|
| 549 | { |
---|
| 550 | ULONG nFetchedElementCount = nElementCount; |
---|
| 551 | if(nNextResult != S_OK && pnFetchedElementCount) |
---|
| 552 | nFetchedElementCount = *pnFetchedElementCount; |
---|
| 553 | for(SIZE_T nIndex = 0; nIndex < nFetchedElementCount; nIndex++) |
---|
| 554 | { |
---|
| 555 | CComPtr<IMoniker>& pMoniker = reinterpret_cast<CComPtr<IMoniker>&>(ppMoniker[nIndex]); |
---|
| 556 | if(!pMoniker) |
---|
| 557 | break; |
---|
| 558 | CObjectPtr<CMoniker> pMonikerWrapper; |
---|
| 559 | pMonikerWrapper.Construct()->Initialize(pMoniker); |
---|
| 560 | pMoniker = pMonikerWrapper; |
---|
| 561 | } |
---|
| 562 | } |
---|
| 563 | return nNextResult; |
---|
| 564 | } |
---|
| 565 | _ATLCATCH(Exception) |
---|
| 566 | { |
---|
| 567 | _C(Exception); |
---|
| 568 | } |
---|
| 569 | return S_OK; |
---|
| 570 | } |
---|
| 571 | STDMETHOD(Skip)(ULONG nElementCount) throw() |
---|
| 572 | { |
---|
| 573 | _Z4(atlTraceCOM, 4, _T("nElementCount %d\n"), nElementCount); |
---|
| 574 | _ATLTRY |
---|
| 575 | { |
---|
| 576 | return m_pEnumMoniker->Skip(nElementCount); |
---|
| 577 | } |
---|
| 578 | _ATLCATCH(Exception) |
---|
| 579 | { |
---|
| 580 | _C(Exception); |
---|
| 581 | } |
---|
| 582 | return S_OK; |
---|
| 583 | } |
---|
| 584 | STDMETHOD(Reset)() throw() |
---|
| 585 | { |
---|
| 586 | _Z4(atlTraceCOM, 4, _T("...\n")); |
---|
| 587 | _ATLTRY |
---|
| 588 | { |
---|
| 589 | return m_pEnumMoniker->Reset(); |
---|
| 590 | } |
---|
| 591 | _ATLCATCH(Exception) |
---|
| 592 | { |
---|
| 593 | _C(Exception); |
---|
| 594 | } |
---|
| 595 | return S_OK; |
---|
| 596 | } |
---|
| 597 | STDMETHOD(Clone)(IEnumMoniker** ppEnumMoniker) throw() |
---|
| 598 | { |
---|
| 599 | _Z4(atlTraceCOM, 4, _T("...\n")); |
---|
| 600 | _ATLTRY |
---|
| 601 | { |
---|
| 602 | __C(m_pEnumMoniker->Clone(ppEnumMoniker)); |
---|
| 603 | CComPtr<IEnumMoniker>& pEnumMoniker = reinterpret_cast<CComPtr<IEnumMoniker>&>(*ppEnumMoniker); |
---|
| 604 | _A(pEnumMoniker); |
---|
| 605 | CObjectPtr<CEnumMoniker> pEnumMonikerWrapper; |
---|
| 606 | pEnumMonikerWrapper.Construct()->Initialize(pEnumMoniker); |
---|
| 607 | pEnumMoniker = pEnumMonikerWrapper; |
---|
| 608 | } |
---|
| 609 | _ATLCATCH(Exception) |
---|
| 610 | { |
---|
| 611 | _C(Exception); |
---|
| 612 | } |
---|
| 613 | return S_OK; |
---|
| 614 | } |
---|
| 615 | }; |
---|
| 616 | |
---|
| 617 | private: |
---|
| 618 | HINSTANCE m_hDevEnumModule; |
---|
| 619 | CComPtr<IUnknown> m_pSystemDeviceEnum; |
---|
| 620 | CComPtr<ICreateDevEnum> m_pCreateDevEnum; |
---|
| 621 | |
---|
| 622 | HRESULT QuerySystemDeviceEnumInterface(REFIID InterfaceIdentifier, VOID** ppvObject) |
---|
| 623 | { |
---|
| 624 | _A(InterfaceIdentifier == CLSID_SystemDeviceEnum); |
---|
| 625 | _A(ppvObject); |
---|
| 626 | *ppvObject = CComPtr<IUnknown>(m_pSystemDeviceEnum).Detach(); |
---|
| 627 | return S_OK; |
---|
| 628 | } |
---|
| 629 | static HRESULT WINAPI QuerySystemDeviceEnumInterface(VOID* pvInstance, REFIID InterfaceIdentifier, VOID** ppvObject, DWORD) |
---|
| 630 | { |
---|
| 631 | return ((CSystemDeviceEnumeratorSpy*) pvInstance)->QuerySystemDeviceEnumInterface(InterfaceIdentifier, ppvObject); |
---|
| 632 | } |
---|
| 633 | |
---|
| 634 | public: |
---|
| 635 | // CSystemDeviceEnumeratorSpyT |
---|
| 636 | static LPCTSTR GetOriginalLibraryName() throw() |
---|
| 637 | { |
---|
| 638 | return _T("devenum.dll"); |
---|
| 639 | } |
---|
| 640 | static CString GetObjectFriendlyName() |
---|
| 641 | { |
---|
| 642 | return _StringHelper::GetLine(T::IDR, 2); |
---|
| 643 | } |
---|
| 644 | static HRESULT WINAPI UpdateRegistry(BOOL bRegister) throw() |
---|
| 645 | { |
---|
| 646 | _Z2(atlTraceRegistrar, 2, _T("bRegister %d\n"), bRegister); |
---|
| 647 | _ATLTRY |
---|
| 648 | { |
---|
| 649 | TreatAsUpdateRegistryFromResource<T>(*t_pSystemDeviceEnumeratorClassIdentifier, bRegister); |
---|
| 650 | } |
---|
| 651 | _ATLCATCH(Exception) |
---|
| 652 | { |
---|
| 653 | _C(Exception); |
---|
| 654 | } |
---|
| 655 | return S_OK; |
---|
| 656 | } |
---|
| 657 | CSystemDeviceEnumeratorSpyT() throw() : |
---|
| 658 | m_hDevEnumModule(NULL) |
---|
| 659 | { |
---|
| 660 | _Z4(atlTraceRefcount, 4, _T("this 0x%p\n"), this); |
---|
| 661 | } |
---|
| 662 | ~CSystemDeviceEnumeratorSpyT() throw() |
---|
| 663 | { |
---|
| 664 | _Z4(atlTraceRefcount, 4, _T("this 0x%p\n"), this); |
---|
| 665 | } |
---|
| 666 | HRESULT FinalConstruct() throw() |
---|
| 667 | { |
---|
| 668 | _ATLTRY |
---|
| 669 | { |
---|
| 670 | TCHAR pszPath[MAX_PATH] = { 0 }; |
---|
| 671 | _W(GetModuleFileName(NULL, pszPath, DIM(pszPath))); |
---|
| 672 | _Z4(atlTraceRefcount, 4, _T("pszPath \"%s\", this 0x%08x, m_dwRef %d\n"), pszPath, this, m_dwRef); |
---|
| 673 | const HINSTANCE hModule = CoLoadLibrary(const_cast<LPOLESTR>((LPCOLESTR) CT2COLE(GetOriginalLibraryName())), TRUE); |
---|
| 674 | _ATLTRY |
---|
| 675 | { |
---|
| 676 | typedef HRESULT (WINAPI *DLLGETCLASSOBJECT)(REFCLSID, REFIID, VOID**); |
---|
| 677 | DLLGETCLASSOBJECT DllGetClassObject = (DLLGETCLASSOBJECT) GetProcAddress(hModule, "DllGetClassObject"); |
---|
| 678 | __E(DllGetClassObject); |
---|
| 679 | CComPtr<IClassFactory> pClassFactory; |
---|
| 680 | __C(DllGetClassObject(*t_pSystemDeviceEnumeratorClassIdentifier, __uuidof(IClassFactory), (VOID**) &pClassFactory)); |
---|
| 681 | _A(pClassFactory); |
---|
| 682 | CComPtr<IUnknown> pUnknown; |
---|
| 683 | __C(pClassFactory->CreateInstance(NULL, __uuidof(IUnknown), (VOID**) &pUnknown)); |
---|
| 684 | __D(pUnknown, E_NOINTERFACE); |
---|
| 685 | CComPtr<IUnknown> pSystemDeviceEnum; |
---|
| 686 | __C(pUnknown->QueryInterface(CLSID_SystemDeviceEnum, (VOID**) &pSystemDeviceEnum)); |
---|
| 687 | const CComQIPtr<ICreateDevEnum> pCreateDevEnum = pUnknown; |
---|
| 688 | __D(pCreateDevEnum, E_NOINTERFACE); |
---|
| 689 | m_pSystemDeviceEnum = pSystemDeviceEnum; |
---|
| 690 | m_pCreateDevEnum = pCreateDevEnum; |
---|
| 691 | } |
---|
| 692 | _ATLCATCHALL() |
---|
| 693 | { |
---|
| 694 | CoFreeLibrary(hModule); |
---|
| 695 | _ATLRETHROW; |
---|
| 696 | } |
---|
| 697 | _A(!m_hDevEnumModule); |
---|
| 698 | m_hDevEnumModule = hModule; |
---|
| 699 | } |
---|
| 700 | _ATLCATCH(Exception) |
---|
| 701 | { |
---|
| 702 | _C(Exception); |
---|
| 703 | } |
---|
| 704 | return S_OK; |
---|
| 705 | } |
---|
| 706 | VOID FinalRelease() throw() |
---|
| 707 | { |
---|
| 708 | _Z5(atlTraceRefcount, 5, _T("m_dwRef 0x%x\n"), m_dwRef); |
---|
| 709 | m_pSystemDeviceEnum = NULL; |
---|
| 710 | m_pCreateDevEnum = NULL; |
---|
| 711 | if(m_hDevEnumModule) |
---|
| 712 | { |
---|
| 713 | CoFreeLibrary(m_hDevEnumModule); |
---|
| 714 | m_hDevEnumModule = NULL; |
---|
| 715 | } |
---|
| 716 | } |
---|
| 717 | static CString FormatDeviceCategory(const GUID& DeviceCategory) |
---|
| 718 | { |
---|
| 719 | static const struct { const GUID* pIdentifier; LPCSTR pszName; } g_pMap[] = |
---|
| 720 | { |
---|
| 721 | #define A(x) { &x, #x }, |
---|
| 722 | A(CLSID_VideoInputDeviceCategory) |
---|
| 723 | A(CLSID_LegacyAmFilterCategory) |
---|
| 724 | A(CLSID_VideoCompressorCategory) |
---|
| 725 | A(CLSID_AudioCompressorCategory) |
---|
| 726 | A(CLSID_AudioInputDeviceCategory) |
---|
| 727 | A(CLSID_AudioRendererCategory) |
---|
| 728 | A(CLSID_MidiRendererCategory) |
---|
| 729 | A(CLSID_TransmitCategory) |
---|
| 730 | A(CLSID_DeviceControlCategory) |
---|
| 731 | A(CLSID_ActiveMovieCategories) |
---|
| 732 | A(CLSID_DVDHWDecodersCategory) |
---|
| 733 | A(CLSID_MediaEncoderCategory) |
---|
| 734 | A(CLSID_MediaMultiplexerCategory) |
---|
| 735 | #undef A |
---|
| 736 | }; |
---|
| 737 | for(SIZE_T nIndex = 0; nIndex < DIM(g_pMap); nIndex++) |
---|
| 738 | if(*g_pMap[nIndex].pIdentifier == DeviceCategory) |
---|
| 739 | return CString(g_pMap[nIndex].pszName); |
---|
| 740 | return CString(_PersistHelper::StringFromIdentifier(DeviceCategory)); |
---|
| 741 | } |
---|
| 742 | |
---|
| 743 | // ISystemDeviceEnumeratorSpy |
---|
| 744 | |
---|
| 745 | // ICreateDevEnum |
---|
| 746 | STDMETHOD(CreateClassEnumerator)(REFCLSID DeviceCategory, IEnumMoniker** ppEnumMoniker, DWORD nFlags) throw() |
---|
| 747 | { |
---|
| 748 | _Z4(atlTraceCOM, 4, _T("DeviceCategory %s, nFlags 0x%x\n"), FormatDeviceCategory(DeviceCategory), nFlags); |
---|
| 749 | _ATLTRY |
---|
| 750 | { |
---|
| 751 | __C(m_pCreateDevEnum->CreateClassEnumerator(DeviceCategory, ppEnumMoniker, nFlags)); |
---|
| 752 | CComPtr<IEnumMoniker>& pEnumMoniker = reinterpret_cast<CComPtr<IEnumMoniker>&>(*ppEnumMoniker); |
---|
| 753 | if(pEnumMoniker) |
---|
| 754 | { |
---|
| 755 | #pragma region Trace Monikers |
---|
| 756 | __C(pEnumMoniker->Reset()); |
---|
| 757 | CComPtr<IMoniker> pMoniker; |
---|
| 758 | while(pEnumMoniker->Next(1, &pMoniker, NULL) == S_OK) |
---|
| 759 | { |
---|
| 760 | _Z4(atlTraceCOM, 4, _T("pMoniker %ls\n"), _FilterGraphHelper::GetMonikerDisplayName(pMoniker)); |
---|
| 761 | CComPtr<IBindCtx> pBindCtx; |
---|
| 762 | __C(CreateBindCtx(0, &pBindCtx)); |
---|
| 763 | CComPtr<IPropertyBag> pPropertyBag; |
---|
| 764 | __C(pMoniker->BindToStorage(pBindCtx, NULL, __uuidof(IPropertyBag), (VOID**) &pPropertyBag)); |
---|
| 765 | const CStringW sFriendlyName = _FilterGraphHelper::ReadPropertyBagString(pPropertyBag, OLESTR("FriendlyName")); |
---|
| 766 | const CStringW sDescription = _FilterGraphHelper::ReadPropertyBagString(pPropertyBag, OLESTR("Description")); |
---|
| 767 | const CStringW sDevicePath = _FilterGraphHelper::ReadPropertyBagString(pPropertyBag, OLESTR("DevicePath")); |
---|
| 768 | _Z4(atlTraceCOM, 4, _T("sFriendlyName \"%ls\", sDescription \"%ls\", sDevicePath \"%ls\"\n"), sFriendlyName, sDescription, sDevicePath); |
---|
| 769 | pMoniker.Release(); |
---|
| 770 | } |
---|
| 771 | __C(pEnumMoniker->Reset()); |
---|
| 772 | #pragma endregion |
---|
| 773 | CObjectPtr<CEnumMoniker> pEnumMonikerWrapper; |
---|
| 774 | pEnumMonikerWrapper.Construct()->Initialize(pEnumMoniker); |
---|
| 775 | pEnumMoniker = pEnumMonikerWrapper; |
---|
| 776 | } |
---|
| 777 | } |
---|
| 778 | _ATLCATCH(Exception) |
---|
| 779 | { |
---|
| 780 | _C(Exception); |
---|
| 781 | } |
---|
| 782 | return S_OK; |
---|
| 783 | } |
---|
| 784 | }; |
---|
| 785 | |
---|
| 786 | //////////////////////////////////////////////////////////// |
---|
| 787 | // CSystemDeviceEnumeratorSpy |
---|
| 788 | |
---|
| 789 | class ATL_NO_VTABLE CSystemDeviceEnumeratorSpy : |
---|
| 790 | public CSystemDeviceEnumeratorSpyT<CSystemDeviceEnumeratorSpy, &CLSID_SystemDeviceEnum>, |
---|
| 791 | public CComCoClass<CSystemDeviceEnumeratorSpy, &CLSID_SystemDeviceEnumeratorSpy> |
---|
| 792 | { |
---|
| 793 | public: |
---|
| 794 | enum { IDR = IDR_SYSTEMDEVICEENUMERATORSPY }; |
---|
| 795 | |
---|
| 796 | private: |
---|
| 797 | static LPCTSTR g_pszClassName; |
---|
| 798 | |
---|
| 799 | public: |
---|
| 800 | //typedef CBlackListAwareComCreatorT<CComObjectCached<CSystemDeviceEnumeratorSpy>, CSystemDeviceEnumeratorSpy, &g_pszClassName> _ClassFactoryCreatorClass; // DECLARE_CLASSFACTORY override |
---|
| 801 | typedef CComCreator2<CBlackListAwareComCreatorT<CComObject<CSystemDeviceEnumeratorSpy>, CSystemDeviceEnumeratorSpy, &g_pszClassName>, CBlackListAwareComCreatorT<CComAggObject<CSystemDeviceEnumeratorSpy>, CSystemDeviceEnumeratorSpy, &g_pszClassName> > _CreatorClass; // DECLARE_AGGREGATABLE override |
---|
| 802 | |
---|
| 803 | public: |
---|
| 804 | // CSystemDeviceEnumeratorSpy |
---|
| 805 | }; |
---|
| 806 | |
---|
| 807 | __declspec(selectany) LPCTSTR CSystemDeviceEnumeratorSpy::g_pszClassName = _T("CSystemDeviceEnumeratorSpy"); |
---|
| 808 | |
---|
| 809 | OBJECT_ENTRY_AUTO(__uuidof(SystemDeviceEnumeratorSpy), CSystemDeviceEnumeratorSpy) |
---|