diff options
Diffstat (limited to 'wpd/WpdServiceSampleDriver/helpers.cpp')
| -rw-r--r-- | wpd/WpdServiceSampleDriver/helpers.cpp | 700 |
1 files changed, 0 insertions, 700 deletions
diff --git a/wpd/WpdServiceSampleDriver/helpers.cpp b/wpd/WpdServiceSampleDriver/helpers.cpp deleted file mode 100644 index 49ed66fc..00000000 --- a/wpd/WpdServiceSampleDriver/helpers.cpp +++ /dev/null @@ -1,700 +0,0 @@ -#include "stdafx.h" - -#include "helpers.tmh" - -HRESULT UpdateDeviceFriendlyName( - _In_ IPortableDeviceClassExtension* pPortableDeviceClassExtension, - _In_ LPCWSTR wszDeviceFriendlyName) -{ - HRESULT hr = S_OK; - - // If we were passed NULL parameters we have nothing to do, return S_OK. - if ((pPortableDeviceClassExtension == NULL) || - (wszDeviceFriendlyName == NULL)) - { - return S_OK; - } - - CComPtr<IPortableDeviceValues> pParams; - CComPtr<IPortableDeviceValues> pResults; - CComPtr<IPortableDeviceValues> pValues; - - // Prepare to make a call to set the device information - if (hr == S_OK) - { - hr = CoCreateInstance(CLSID_PortableDeviceValues, - NULL, - CLSCTX_INPROC_SERVER, - IID_IPortableDeviceValues, - (VOID**)&pParams); - CHECK_HR(hr, "Failed to CoCreate CLSID_PortableDeviceValues"); - } - - if (hr == S_OK) - { - hr = CoCreateInstance(CLSID_PortableDeviceValues, - NULL, - CLSCTX_INPROC_SERVER, - IID_IPortableDeviceValues, - (VOID**)&pResults); - CHECK_HR(hr, "Failed to CoCreate CLSID_PortableDeviceValues for results"); - } - - if (hr == S_OK) - { - hr = CoCreateInstance(CLSID_PortableDeviceValues, - NULL, - CLSCTX_INPROC_SERVER, - IID_IPortableDeviceValues, - (VOID**)&pValues); - CHECK_HR(hr, "Failed to CoCreate CLSID_PortableDeviceValues for results"); - } - - // Get the information values to update and set them in WPD_PROPERTY_CLASS_EXTENSION_DEVICE_INFORMATION_VALUES - if (hr == S_OK) - { - hr = pValues->SetStringValue(WPD_DEVICE_FRIENDLY_NAME, wszDeviceFriendlyName); - CHECK_HR(hr, ("Failed to set WPD_DEVICE_FRIENDLY_NAME")); - } - - // Set the params - if (hr == S_OK) - { - hr = pParams->SetGuidValue(WPD_PROPERTY_COMMON_COMMAND_CATEGORY, WPD_COMMAND_CLASS_EXTENSION_WRITE_DEVICE_INFORMATION.fmtid); - CHECK_HR(hr, ("Failed to set WPD_PROPERTY_COMMON_COMMAND_CATEGORY")); - } - if (hr == S_OK) - { - hr = pParams->SetUnsignedIntegerValue(WPD_PROPERTY_COMMON_COMMAND_ID, WPD_COMMAND_CLASS_EXTENSION_WRITE_DEVICE_INFORMATION.pid); - CHECK_HR(hr, ("Failed to set WPD_PROPERTY_COMMON_COMMAND_ID")); - } - if (hr == S_OK) - { - hr = pParams->SetIPortableDeviceValuesValue(WPD_PROPERTY_CLASS_EXTENSION_DEVICE_INFORMATION_VALUES, pValues); - CHECK_HR(hr, ("Failed to set WPD_PROPERTY_CLASS_EXTENSION_DEVICE_INFORMATION_VALUES")); - } - - // Make the call - if (hr == S_OK) - { - hr = pPortableDeviceClassExtension->ProcessLibraryMessage(pParams, pResults); - CHECK_HR(hr, ("Failed to process update device information message")); - } - - // A Failed ProcessLibraryMessage operation for updating this value is not considered - // fatal and should return S_OK. - - return S_OK; -} - -HRESULT RegisterServices( - _In_ IPortableDeviceClassExtension* pPortableDeviceClassExtension, - const bool bUnregister) -{ - // If we were passed NULL parameters we have nothing to do, return S_OK. - if (pPortableDeviceClassExtension == NULL) - { - return S_OK; - } - - CComPtr<IPortableDeviceValues> pParams; - CComPtr<IPortableDeviceValues> pResults; - CComPtr<IPortableDevicePropVariantCollection> pInterfaces; - - PROPERTYKEY commandToUse = bUnregister? - WPD_COMMAND_CLASS_EXTENSION_UNREGISTER_SERVICE_INTERFACES: - WPD_COMMAND_CLASS_EXTENSION_REGISTER_SERVICE_INTERFACES; - - // Prepare to make a call to register the services - HRESULT hr = CoCreateInstance(CLSID_PortableDeviceValues, - NULL, - CLSCTX_INPROC_SERVER, - IID_IPortableDeviceValues, - (VOID**)&pParams); - CHECK_HR(hr, "Failed to CoCreate CLSID_PortableDeviceValues"); - - if (hr == S_OK) - { - hr = CoCreateInstance(CLSID_PortableDeviceValues, - NULL, - CLSCTX_INPROC_SERVER, - IID_IPortableDeviceValues, - (VOID**)&pResults); - CHECK_HR(hr, "Failed to CoCreate CLSID_PortableDeviceValues for results"); - } - - if (hr == S_OK) - { - hr = CoCreateInstance(CLSID_PortableDevicePropVariantCollection, - NULL, - CLSCTX_INPROC_SERVER, - IID_IPortableDevicePropVariantCollection, - (VOID**)&pInterfaces); - CHECK_HR(hr, "Failed to CoCreate CLSID_PortableDevicePropVariantCollection for interfaces"); - } - - // Get the interfaces values to register and set them in WPD_PROPERTY_CLASS_EXTENSION_SERVICE_INTERFACES - if (hr == S_OK) - { - PROPVARIANT pv; - PropVariantInit(&pv); - pv.vt = VT_CLSID; - - pv.puuid = (CLSID*)&SERVICE_FullEnumSync; - hr = pInterfaces->Add(&pv); - CHECK_HR(hr, "Failed to add EnumerationSyncService to the list of requested interfaces"); - - pv.puuid = (CLSID*)&SERVICE_Contacts; - hr = pInterfaces->Add(&pv); - CHECK_HR(hr, "Failed to add ContactsSyncService to the list of requested interfaces"); - - // Don't call PropVariantClear, since we did not allocate the memory for these GUIDs - } - - // Set the params - if (hr == S_OK) - { - hr = pParams->SetGuidValue(WPD_PROPERTY_COMMON_COMMAND_CATEGORY, commandToUse.fmtid); - CHECK_HR(hr, ("Failed to set WPD_PROPERTY_COMMON_COMMAND_CATEGORY")); - } - if (hr == S_OK) - { - hr = pParams->SetUnsignedIntegerValue(WPD_PROPERTY_COMMON_COMMAND_ID, commandToUse.pid); - CHECK_HR(hr, ("Failed to set WPD_PROPERTY_COMMON_COMMAND_ID")); - } - - if (hr == S_OK) - { - hr = pParams->SetStringValue(WPD_PROPERTY_CLASS_EXTENSION_SERVICE_OBJECT_ID, CONTACTS_SERVICE_OBJECT_ID); - CHECK_HR(hr, ("Failed to set WPD_PROPERTY_CLASS_EXTENSION_SERVICE_OBJECT_ID")); - } - - if (hr == S_OK) - { - hr = pParams->SetIPortableDevicePropVariantCollectionValue(WPD_PROPERTY_CLASS_EXTENSION_SERVICE_INTERFACES, pInterfaces); - CHECK_HR(hr, ("Failed to set WPD_PROPERTY_CLASS_EXTENSION_SERVICE_INTERFACES")); - } - - // Make the call - if (hr == S_OK) - { - hr = pPortableDeviceClassExtension->ProcessLibraryMessage(pParams, pResults); - CHECK_HR(hr, ("Failed to process update device information message")); - } - - return hr; -} - -DWORD GetResourceSize( - const UINT uiResource) -{ - HRESULT hr = S_OK; - LONG lError = ERROR_SUCCESS; - DWORD dwResourceSize = 0; - - HRSRC hResource = FindResource(g_hInstance, MAKEINTRESOURCE(uiResource), TEXT("DATA_FILE")); - if (hResource) - { - HGLOBAL hGlobal = LoadResource(g_hInstance, hResource); - if (hGlobal) - { - dwResourceSize = SizeofResource(g_hInstance, hResource); - } - else - { - lError = GetLastError(); - hr = HRESULT_FROM_WIN32(lError); - } - } - else - { - lError = GetLastError(); - hr = HRESULT_FROM_WIN32(lError); - } - - if (FAILED(hr)) - { - CHECK_HR(hr, "Failed to get resource size for '%d'", uiResource); - } - - return dwResourceSize; -} - -PBYTE GetResourceData( - const UINT uiResource) -{ - HRESULT hr = S_OK; - LONG lError = ERROR_SUCCESS; - PBYTE pData = NULL; - - HRSRC hResource = FindResource(g_hInstance, MAKEINTRESOURCE(uiResource), TEXT("DATA_FILE")); - if (hResource) - { - HGLOBAL hGlobal = LoadResource(g_hInstance, hResource); - if (hGlobal) - { - pData = static_cast<BYTE*>(LockResource(hGlobal)); - } - else - { - lError = GetLastError(); - hr = HRESULT_FROM_WIN32(lError); - } - } - else - { - lError = GetLastError(); - hr = HRESULT_FROM_WIN32(lError); - } - - if (FAILED(hr)) - { - CHECK_HR(hr, "Failed to get resource data pointer for '%d'", uiResource); - } - - return pData; -} - - -HRESULT AddStringValueToPropVariantCollection( - _In_ IPortableDevicePropVariantCollection* pCollection, - _In_ LPCWSTR wszValue) -{ - HRESULT hr = S_OK; - - if ((pCollection == NULL) || - (wszValue == NULL)) - { - hr = E_INVALIDARG; - return hr; - } - - PROPVARIANT pv = {0}; - PropVariantInit(&pv); - - pv.vt = VT_LPWSTR; - pv.pwszVal = (LPWSTR)wszValue; - - // The wszValue will be copied into the collection, keeping the ownership - // of the string belonging to the caller. - // Don't call PropVariantClear, since we did not allocate the memory for these string values - - hr = pCollection->Add(&pv); - - return hr; -} - -HRESULT GetClientContextMap( - _In_ IPortableDeviceValues* pParams, - _Outptr_ ContextMap** ppContextMap) -{ - HRESULT hr = S_OK; - - if(ppContextMap == NULL) - { - hr = E_POINTER; - CHECK_HR(hr, ("Cannot have NULL parameter")); - return hr; - } - - hr = pParams->GetIUnknownValue(PRIVATE_SAMPLE_DRIVER_CLIENT_CONTEXT_MAP, (IUnknown**) ppContextMap); - CHECK_HR(hr, "Failed to get PRIVATE_SAMPLE_DRIVER_CLIENT_CONTEXT_MAP"); - - return hr; -} - -HRESULT GetClientContext( - _In_ IPortableDeviceValues* pParams, - _In_ LPCWSTR pszContextKey, - _COM_Outptr_ IUnknown** ppContext) -{ - HRESULT hr = S_OK; - ContextMap* pContextMap = NULL; - - if(ppContext == NULL) - { - hr = E_POINTER; - CHECK_HR(hr, ("Cannot have NULL parameter")); - return hr; - } - - *ppContext = NULL; - - hr = GetClientContextMap(pParams, &pContextMap); - CHECK_HR(hr, ("Failed to get the client context map")); - - if (SUCCEEDED(hr) && pContextMap == NULL) - { - hr = E_POINTER; - CHECK_HR(hr, ("Client context map is NULL")); - } - - if (SUCCEEDED(hr)) - { - *ppContext = pContextMap->GetContext(pszContextKey); - if(*ppContext == NULL) - { - hr = HRESULT_FROM_WIN32(ERROR_NOT_FOUND); - CHECK_HR(hr, "Failed to find context %ws for this client", pszContextKey); - } - } - - SAFE_RELEASE(pContextMap); - - return hr; -} - -HRESULT GetClientEventCookie( - _In_ IPortableDeviceValues* pParams, - _Outptr_result_maybenull_ LPWSTR* ppszEventCookie) -{ - HRESULT hr = S_OK; - LPWSTR pszClientContext = NULL; - ClientContext* pClientContext = NULL; - - if ((pParams == NULL) || - (ppszEventCookie == NULL)) - { - return E_POINTER; - } - - *ppszEventCookie = NULL; - - hr = pParams->GetStringValue(WPD_PROPERTY_COMMON_CLIENT_INFORMATION_CONTEXT, &pszClientContext); - CHECK_HR(hr, "Missing value for WPD_PROPERTY_COMMON_CLIENT_INFORMATION_CONTEXT"); - - if (SUCCEEDED(hr)) - { - // Get the client context for this request. - hr = GetClientContext(pParams, pszClientContext, (IUnknown**)&pClientContext); - CHECK_HR(hr, "Failed to get the client context"); - } - - if (SUCCEEDED(hr) && (pClientContext->EventCookie.GetLength() > 0)) - { - // Get the event cookie only if it has been set - *ppszEventCookie = AtlAllocTaskWideString(pClientContext->EventCookie); - if (*ppszEventCookie == NULL) - { - hr = E_OUTOFMEMORY; - CHECK_HR(hr, "Failed to allocate the client event cookie"); - } - } - - // We're done with the context - SAFE_RELEASE(pClientContext); - - CoTaskMemFree(pszClientContext); - pszClientContext = NULL; - - return hr; -} - - -HRESULT PostWpdEvent( - _In_ IPortableDeviceValues* pCommandParams, - _In_ IPortableDeviceValues* pEventParams) -{ - HRESULT hr = S_OK; - BYTE* pBuffer = NULL; - DWORD cbBuffer = 0; - LPWSTR pszEventCookie = NULL; - - CComPtr<IWDFDevice> pDevice; - CComPtr<IWpdSerializer> pSerializer; - - // Get the WUDF Device Object - hr = pCommandParams->GetIUnknownValue(PRIVATE_SAMPLE_DRIVER_WUDF_DEVICE_OBJECT, (IUnknown**) &pDevice); - CHECK_HR(hr, "Failed to get PRIVATE_SAMPLE_DRIVER_WUDF_DEVICE_OBJECT"); - - // Get the WpdSerializer Object - if (hr == S_OK) - { - hr = pCommandParams->GetIUnknownValue(PRIVATE_SAMPLE_DRIVER_WPD_SERIALIZER_OBJECT, (IUnknown**) &pSerializer); - CHECK_HR(hr, "Failed to get PRIVATE_SAMPLE_DRIVER_WPD_SERIALIZER_OBJECT"); - } - - if (hr == S_OK) - { - // Set the client event cookie if available. This is benign, as some clients may not provide a cookie. - HRESULT hrEventCookie = GetClientEventCookie(pCommandParams, &pszEventCookie); - if ((hrEventCookie == S_OK) && (pszEventCookie != NULL)) - { - hrEventCookie = pEventParams->SetStringValue(WPD_CLIENT_EVENT_COOKIE, pszEventCookie); - CHECK_HR(hrEventCookie, "Failed to set WPD_CLIENT_EVENT_COOKIE (error ignored)"); - } - } - - if (hr == S_OK) - { - // Create a buffer with the serialized parameters - hr = pSerializer->GetBufferFromIPortableDeviceValues(pEventParams, &pBuffer, &cbBuffer); - CHECK_HR(hr, "Failed to get buffer from IPortableDeviceValues"); - } - - // Send the event - if (hr == S_OK && pBuffer != NULL) - { - hr = pDevice->PostEvent(WPD_EVENT_NOTIFICATION, WdfEventBroadcast, pBuffer, cbBuffer); - CHECK_HR(hr, "Failed to post WPD (broadcast) event"); - } - - // Free the memory - CoTaskMemFree(pBuffer); - pBuffer = NULL; - - CoTaskMemFree(pszEventCookie); - pszEventCookie = NULL; - - return hr; -} - -HRESULT AddPropertyAttributesByType( - const FakeDevicePropertyAttributesType type, - _In_ IPortableDeviceValues* pAttributes) -{ - HRESULT hr = S_OK; - if (pAttributes == NULL) - { - hr = E_POINTER; - CHECK_HR(hr, "Cannot have NULL parameter"); - return hr; - } - - if (type == UnspecifiedForm_CanRead_CanWrite_CannotDelete_Fast) - { - hr = pAttributes->SetBoolValue(WPD_PROPERTY_ATTRIBUTE_CAN_WRITE, TRUE); - CHECK_HR(hr, "Failed to set WPD_PROPERTY_ATTRIBUTE_CAN_WRITE"); - - if (hr == S_OK) - { - hr = pAttributes->SetBoolValue(WPD_PROPERTY_ATTRIBUTE_CAN_DELETE, FALSE); - CHECK_HR(hr, "Failed to set WPD_PROPERTY_ATTRIBUTE_CAN_DELETE"); - } - - if (hr == S_OK) - { - hr = pAttributes->SetBoolValue(WPD_PROPERTY_ATTRIBUTE_CAN_READ, TRUE); - CHECK_HR(hr, "Failed to set WPD_PROPERTY_ATTRIBUTE_CAN_READ"); - } - - if (hr == S_OK) - { - hr = pAttributes->SetBoolValue(WPD_PROPERTY_ATTRIBUTE_FAST_PROPERTY, TRUE); - CHECK_HR(hr, "Failed to set WPD_PROPERTY_ATTRIBUTE_FAST_PROPERTY"); - } - - if (hr == S_OK) - { - hr = pAttributes->SetUnsignedIntegerValue(WPD_PROPERTY_ATTRIBUTE_FORM, WPD_PROPERTY_ATTRIBUTE_FORM_UNSPECIFIED); - CHECK_HR(hr, "Failed to set WPD_PROPERTY_ATTRIBUTE_FORM"); - } - else - { - hr = pAttributes->SetBoolValue(WPD_PROPERTY_ATTRIBUTE_CAN_WRITE, FALSE); - CHECK_HR(hr, "Failed to set WPD_PROPERTY_ATTRIBUTE_CAN_WRITE"); - } - } - else - { - hr = pAttributes->SetBoolValue(WPD_PROPERTY_ATTRIBUTE_CAN_WRITE, FALSE); - CHECK_HR(hr, "Failed to set WPD_PROPERTY_ATTRIBUTE_CAN_WRITE"); - - if (hr == S_OK) - { - hr = pAttributes->SetBoolValue(WPD_PROPERTY_ATTRIBUTE_CAN_DELETE, FALSE); - CHECK_HR(hr, "Failed to set WPD_PROPERTY_ATTRIBUTE_CAN_DELETE"); - } - - if (hr == S_OK) - { - hr = pAttributes->SetBoolValue(WPD_PROPERTY_ATTRIBUTE_CAN_READ, TRUE); - CHECK_HR(hr, "Failed to set WPD_PROPERTY_ATTRIBUTE_CAN_READ"); - } - - if (hr == S_OK) - { - hr = pAttributes->SetBoolValue(WPD_PROPERTY_ATTRIBUTE_FAST_PROPERTY, TRUE); - CHECK_HR(hr, "Failed to set WPD_PROPERTY_ATTRIBUTE_FAST_PROPERTY"); - } - - if (hr == S_OK) - { - hr = pAttributes->SetUnsignedIntegerValue(WPD_PROPERTY_ATTRIBUTE_FORM, WPD_PROPERTY_ATTRIBUTE_FORM_UNSPECIFIED); - CHECK_HR(hr, "Failed to set WPD_PROPERTY_ATTRIBUTE_FORM"); - } - - } - - return hr; -} - -#define WPD_PROPERTY_ATTRIBUTE_MAX_SIZE_VALUE 1024 -HRESULT SetPropertyAttributes( - _In_ REFPROPERTYKEY Key, - _In_reads_(cAttributeInfo) const PropertyAttributeInfo* AttributeInfo, - _In_ DWORD cAttributeInfo, - _In_ IPortableDeviceValues* pAttributes) -{ - HRESULT hr = HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED); - - if (pAttributes == NULL) - { - hr = E_POINTER; - CHECK_HR(hr, "Cannot have NULL parameter"); - return hr; - } - - for (DWORD dwIndex=0; dwIndex<cAttributeInfo; dwIndex++) - { - if (IsEqualPropertyKey(Key, *(AttributeInfo[dwIndex].pKey))) - { - // Set vartype - hr = pAttributes->SetUnsignedIntegerValue(WPD_PROPERTY_ATTRIBUTE_VARTYPE, AttributeInfo[dwIndex].Vartype); - CHECK_HR(hr, "Failed to set WPD_PROPERTY_ATTRIBUTE_VARTYPE"); - - // Set name - if (hr == S_OK && AttributeInfo[dwIndex].wszName != NULL) - { - hr = pAttributes->SetStringValue(WPD_PROPERTY_ATTRIBUTE_NAME, AttributeInfo[dwIndex].wszName); - CHECK_HR(hr, "Failed to set WPD_PROPERTY_ATTRIBUTE_NAME"); - } - - // Set max size for string properties - if (hr == S_OK && AttributeInfo[dwIndex].Vartype == VT_LPWSTR) - { - hr = pAttributes->SetUnsignedLargeIntegerValue(WPD_PROPERTY_ATTRIBUTE_MAX_SIZE, WPD_PROPERTY_ATTRIBUTE_MAX_SIZE_VALUE); - CHECK_HR(hr, "Failed to set WPD_PROPERTY_ATTRIBUTE_MAX_SIZE"); - } - - // Set access attributes - if (hr == S_OK) - { - hr = AddPropertyAttributesByType(AttributeInfo[dwIndex].AttributesType, pAttributes); - CHECK_HR(hr, "Failed to set common property attributes"); - } - - break; - } - } - - return hr; -} - -HRESULT SetMethodParameterAttributes( - _In_ REFPROPERTYKEY Parameter, - _In_reads_(cAttributeInfo) const MethodParameterAttributeInfo* AttributeInfo, - _In_ DWORD cAttributeInfo, - _In_ IPortableDeviceValues* pAttributes) -{ - HRESULT hr = HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED); - - if (pAttributes == NULL) - { - hr = E_POINTER; - CHECK_HR(hr, "Cannot have NULL parameter"); - return hr; - } - - for (DWORD dwIndex=0; dwIndex<cAttributeInfo; dwIndex++) - { - if (IsEqualPropertyKey(Parameter, *AttributeInfo[dwIndex].pKey)) - { - // Set vartype - hr = pAttributes->SetUnsignedIntegerValue(WPD_PARAMETER_ATTRIBUTE_VARTYPE, AttributeInfo[dwIndex].Vartype); - CHECK_HR(hr, "Failed to set WPD_PARAMETER_ATTRIBUTE_VARTYPE"); - - // Set form - if (hr == S_OK) - { - hr = pAttributes->SetUnsignedIntegerValue(WPD_PARAMETER_ATTRIBUTE_FORM, (DWORD)AttributeInfo[dwIndex].Form); - CHECK_HR(hr, "Failed to set WPD_PARAMETER_ATTRIBUTE_FORM"); - } - - // Set order - if (hr == S_OK) - { - hr = pAttributes->SetUnsignedIntegerValue(WPD_PARAMETER_ATTRIBUTE_ORDER, AttributeInfo[dwIndex].Order); - CHECK_HR(hr, "Failed to set WPD_PARAMETER_ATTRIBUTE_ORDER"); - } - - // Set usage - if (hr == S_OK) - { - hr = pAttributes->SetUnsignedIntegerValue(WPD_PARAMETER_ATTRIBUTE_USAGE, AttributeInfo[dwIndex].UsageType); - CHECK_HR(hr, "Failed to set WPD_PARAMETER_ATTRIBUTE_USAGE"); - } - - // Set name - if (hr == S_OK) - { - hr = pAttributes->SetStringValue(WPD_PARAMETER_ATTRIBUTE_NAME, AttributeInfo[dwIndex].wszName); - CHECK_HR(hr, "Failed to set WPD_PARAMETER_ATTRIBUTE_NAME"); - } - - break; - } - } - - return hr; -} - -HRESULT SetEventParameterAttributes( - _In_ REFPROPERTYKEY Parameter, - _In_reads_(cAttributeInfo) const EventParameterAttributeInfo* AttributeInfo, - _In_ DWORD cAttributeInfo, - _In_ IPortableDeviceValues* pAttributes) -{ - HRESULT hr = HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED); - - if (pAttributes == NULL) - { - hr = E_POINTER; - CHECK_HR(hr, "Cannot have NULL parameter"); - return hr; - } - - for (DWORD dwIndex=0; dwIndex<cAttributeInfo; dwIndex++) - { - if (IsEqualPropertyKey(Parameter, *AttributeInfo[dwIndex].pParameter)) - { - // Set vartype - hr = pAttributes->SetUnsignedIntegerValue(WPD_PARAMETER_ATTRIBUTE_VARTYPE, AttributeInfo[dwIndex].Vartype); - CHECK_HR(hr, "Failed to set WPD_PARAMETER_ATTRIBUTE_VARTYPE"); - break; - } - } - - return hr; - -} - -HRESULT SetEventParameters( - _In_ REFGUID Event, - _In_reads_(cAttributeInfo) const EventParameterAttributeInfo* AttributeInfo, - _In_ DWORD cAttributeInfo, - _In_ IPortableDeviceKeyCollection* pParameters) -{ - HRESULT hr = HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED); - - if (pParameters == NULL) - { - hr = E_POINTER; - CHECK_HR(hr, "Cannot have NULL parameter"); - return hr; - } - - for (DWORD dwIndex=0; dwIndex<cAttributeInfo; dwIndex++) - { - GUID guidEvent = *AttributeInfo[dwIndex].pEventGuid; - PROPERTYKEY param = *AttributeInfo[dwIndex].pParameter; - - if (guidEvent == Event) - { - hr = pParameters->Add(param); - CHECK_HR(hr, "Failed to add event parameter to collection"); - } - } - - return hr; -} |