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https://github.com/reactos/reactos.git
synced 2024-10-30 03:27:31 +00:00
469 lines
13 KiB
C++
469 lines
13 KiB
C++
/*
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* PROJECT: ReactOS Device Manager
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* LICENSE: GPL - See COPYING in the top level directory
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* FILE: dll/win32/devmgr/devmgmt/ClassNode.cpp
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* PURPOSE: Class object for
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* COPYRIGHT: Copyright 2015 Ged Murphy <gedmurphy@reactos.org>
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*
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*/
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#include "precomp.h"
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#include "devmgmt.h"
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#include "DeviceNode.h"
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CDeviceNode::CDeviceNode(
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_In_opt_ DEVINST Device,
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_In_ PSP_CLASSIMAGELIST_DATA ImageListData
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) :
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CNode(DeviceNode, ImageListData),
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m_DevInst(Device),
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m_hDevInfo(NULL),
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m_Status(0),
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m_ProblemNumber(0),
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m_OverlayImage(0)
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{
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ZeroMemory(&m_DevinfoData, sizeof(SP_DEVINFO_DATA));
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}
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CDeviceNode::CDeviceNode(
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_In_ const CDeviceNode &Node
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) :
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CNode(Node)
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{
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m_DevInst = Node.m_DevInst;
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m_hDevInfo = Node.m_hDevInfo;
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m_Status = Node.m_Status;
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m_ProblemNumber = Node.m_ProblemNumber;
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m_OverlayImage = Node.m_OverlayImage;
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CopyMemory(&m_DevinfoData, &Node.m_DevinfoData, sizeof(SP_DEVINFO_DATA));
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size_t size = wcslen(Node.m_DeviceId) + 1;
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m_DeviceId = new WCHAR[size];
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StringCbCopyW(m_DeviceId, size * sizeof(WCHAR), Node.m_DeviceId);
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}
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CDeviceNode::~CDeviceNode()
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{
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Cleanup();
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}
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bool
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CDeviceNode::SetupNode()
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{
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WCHAR ClassGuidString[MAX_GUID_STRING_LEN];
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ULONG ulLength;
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CONFIGRET cr;
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// Get the length of the device id string
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cr = CM_Get_Device_ID_Size(&ulLength, m_DevInst, 0);
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if (cr == CR_SUCCESS)
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{
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// We alloc heap here because this will be stored in the lParam of the TV
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m_DeviceId = new WCHAR[ulLength + 1];
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// Now get the actual device id
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cr = CM_Get_Device_IDW(m_DevInst,
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m_DeviceId,
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ulLength + 1,
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0);
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if (cr != CR_SUCCESS || wcscmp(m_DeviceId, L"HTREE\\ROOT\\0") == 0)
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{
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delete[] m_DeviceId;
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m_DeviceId = NULL;
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}
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}
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// Make sure we got the string
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if (m_DeviceId == NULL)
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return false;
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// Build up a handle a and devinfodata struct
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m_hDevInfo = SetupDiCreateDeviceInfoListExW(NULL,
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NULL,
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NULL,
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NULL);
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if (m_hDevInfo != INVALID_HANDLE_VALUE)
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{
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m_DevinfoData.cbSize = sizeof(SP_DEVINFO_DATA);
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SetupDiOpenDeviceInfoW(m_hDevInfo,
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m_DeviceId,
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NULL,
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0,
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&m_DevinfoData);
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}
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// Check if the device has a problem
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if (HasProblem())
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{
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if (IsDisabled())
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{
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m_OverlayImage = OverlayDisabled;
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}
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else
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{
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m_OverlayImage = OverlayProblem;
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}
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}
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// Get the class guid for this device
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ulLength = MAX_GUID_STRING_LEN * sizeof(WCHAR);
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cr = CM_Get_DevNode_Registry_PropertyW(m_DevInst,
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CM_DRP_CLASSGUID,
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NULL,
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ClassGuidString,
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&ulLength,
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0);
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if (cr == CR_SUCCESS)
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{
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// Convert the string to a proper guid
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CLSIDFromString(ClassGuidString, &m_ClassGuid);
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}
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else
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{
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// It's a device with no driver
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m_ClassGuid = GUID_DEVCLASS_UNKNOWN;
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}
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// Get the image for the class this device is in
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SetupDiGetClassImageIndex(m_ImageListData,
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&m_ClassGuid,
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&m_ClassImage);
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// Get the description for the device
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ulLength = sizeof(m_DisplayName);
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cr = CM_Get_DevNode_Registry_PropertyW(m_DevInst,
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CM_DRP_FRIENDLYNAME,
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NULL,
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m_DisplayName,
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&ulLength,
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0);
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if (cr != CR_SUCCESS)
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{
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ulLength = sizeof(m_DisplayName);
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cr = CM_Get_DevNode_Registry_PropertyW(m_DevInst,
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CM_DRP_DEVICEDESC,
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NULL,
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m_DisplayName,
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&ulLength,
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0);
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}
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if (cr != CR_SUCCESS)
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{
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CAtlStringW str;
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if (str.LoadStringW(g_hThisInstance, IDS_UNKNOWNDEVICE))
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StringCchCopyW(m_DisplayName, MAX_PATH, str.GetBuffer());
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}
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return true;
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}
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bool
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CDeviceNode::HasProblem()
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{
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CONFIGRET cr;
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cr = CM_Get_DevNode_Status_Ex(&m_Status,
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&m_ProblemNumber,
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m_DevInst,
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0,
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NULL);
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if (cr == CR_SUCCESS)
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{
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return ((m_Status & (DN_HAS_PROBLEM | DN_PRIVATE_PROBLEM)) != 0);
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}
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return false;
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}
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bool
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CDeviceNode::IsHidden()
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{
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CONFIGRET cr;
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cr = CM_Get_DevNode_Status_Ex(&m_Status,
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&m_ProblemNumber,
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m_DevInst,
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0,
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NULL);
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if (cr == CR_SUCCESS)
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{
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if (m_Status & DN_NO_SHOW_IN_DM)
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return true;
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}
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if (IsEqualGUID(*GetClassGuid(), GUID_DEVCLASS_LEGACYDRIVER) ||
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IsEqualGUID(*GetClassGuid(), GUID_DEVCLASS_VOLUME))
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return true;
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return false;
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}
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bool
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CDeviceNode::CanDisable()
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{
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CONFIGRET cr;
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cr = CM_Get_DevNode_Status_Ex(&m_Status,
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&m_ProblemNumber,
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m_DevInst,
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0,
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NULL);
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if (cr == CR_SUCCESS)
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{
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return ((m_Status & DN_DISABLEABLE) != 0);
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}
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return false;
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}
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bool
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CDeviceNode::IsDisabled()
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{
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CONFIGRET cr;
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cr = CM_Get_DevNode_Status_Ex(&m_Status,
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&m_ProblemNumber,
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m_DevInst,
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0,
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NULL);
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if (cr == CR_SUCCESS)
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{
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return ((m_ProblemNumber == CM_PROB_DISABLED) || (m_ProblemNumber == CM_PROB_HARDWARE_DISABLED));
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}
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return false;
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}
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bool
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CDeviceNode::IsStarted()
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{
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CONFIGRET cr;
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cr = CM_Get_DevNode_Status_Ex(&m_Status,
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&m_ProblemNumber,
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m_DevInst,
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0,
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NULL);
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if (cr == CR_SUCCESS)
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{
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return ((m_Status & DN_STARTED) != 0);
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}
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return false;
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}
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bool
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CDeviceNode::IsInstalled()
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{
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CONFIGRET cr;
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cr = CM_Get_DevNode_Status_Ex(&m_Status,
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&m_ProblemNumber,
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m_DevInst,
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0,
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NULL);
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if (cr == CR_SUCCESS)
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{
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return ((m_Status & DN_HAS_PROBLEM) != 0 ||
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(m_Status & (DN_DRIVER_LOADED | DN_STARTED)) != 0);
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}
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return false;
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}
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bool
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CDeviceNode::CanUninstall()
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{
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CONFIGRET cr;
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cr = CM_Get_DevNode_Status_Ex(&m_Status,
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&m_ProblemNumber,
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m_DevInst,
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0,
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NULL);
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if (cr == CR_SUCCESS)
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{
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if ((m_Status & DN_ROOT_ENUMERATED) != 0 &&
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(m_Status & DN_DISABLEABLE) == 0)
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return false;
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}
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return true;
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}
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bool
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CDeviceNode::EnableDevice(
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_In_ bool Enable,
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_Out_ bool &NeedsReboot
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)
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{
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bool Canceled = false;
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SetFlags(DI_NODI_DEFAULTACTION, 0);
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SP_PROPCHANGE_PARAMS pcp;
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pcp.ClassInstallHeader.cbSize = sizeof(SP_CLASSINSTALL_HEADER);
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pcp.ClassInstallHeader.InstallFunction = DIF_PROPERTYCHANGE;
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pcp.StateChange = (Enable ? DICS_ENABLE : DICS_DISABLE);
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pcp.HwProfile = 0;
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// check both scopes to make sure we can make the change
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for (int i = 0; i < 2; i++)
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{
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// Check globally first, then check config specific
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pcp.Scope = (i == 0) ? DICS_FLAG_CONFIGGENERAL : DICS_FLAG_CONFIGSPECIFIC;
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if (SetupDiSetClassInstallParamsW(m_hDevInfo,
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&m_DevinfoData,
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&pcp.ClassInstallHeader,
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sizeof(SP_PROPCHANGE_PARAMS)))
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{
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SetupDiCallClassInstaller(DIF_PROPERTYCHANGE,
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m_hDevInfo,
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&m_DevinfoData);
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}
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if (GetLastError() == ERROR_CANCELLED)
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{
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Canceled = true;
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break;
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}
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}
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if (Canceled == false)
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{
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pcp.Scope = DICS_FLAG_CONFIGSPECIFIC;
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if (SetupDiSetClassInstallParamsW(m_hDevInfo,
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&m_DevinfoData,
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&pcp.ClassInstallHeader,
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sizeof(SP_PROPCHANGE_PARAMS)))
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{
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SetupDiChangeState(m_hDevInfo, &m_DevinfoData);
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}
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if (Enable)
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{
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// config specific enabling first, then global enabling.
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// The global appears to be the one that starts the device
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pcp.Scope = DICS_FLAG_GLOBAL;
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if (SetupDiSetClassInstallParamsW(m_hDevInfo,
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&m_DevinfoData,
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&pcp.ClassInstallHeader,
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sizeof(SP_PROPCHANGE_PARAMS)))
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{
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SetupDiChangeState(m_hDevInfo, &m_DevinfoData);
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}
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}
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SetFlags(DI_PROPERTIES_CHANGE, 0);
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NeedsReboot = ((GetFlags() & (DI_NEEDRESTART | DI_NEEDREBOOT)) != 0);
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}
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RemoveFlags(DI_NODI_DEFAULTACTION, 0);
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return true;
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}
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bool
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CDeviceNode::UninstallDevice()
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{
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if (CanUninstall() == false)
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return false;
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SP_REMOVEDEVICE_PARAMS RemoveDevParams;
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RemoveDevParams.ClassInstallHeader.cbSize = sizeof(SP_CLASSINSTALL_HEADER);
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RemoveDevParams.ClassInstallHeader.InstallFunction = DIF_REMOVE;
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RemoveDevParams.Scope = DI_REMOVEDEVICE_GLOBAL;
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RemoveDevParams.HwProfile = 0;
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//
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// We probably need to walk all the siblings of this
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// device and ask if they're happy with the uninstall
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//
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// Remove it
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SetupDiSetClassInstallParamsW(m_hDevInfo,
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&m_DevinfoData,
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&RemoveDevParams.ClassInstallHeader,
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sizeof(SP_REMOVEDEVICE_PARAMS));
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SetupDiCallClassInstaller(DIF_REMOVE, m_hDevInfo, &m_DevinfoData);
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// Clear the install params
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SetupDiSetClassInstallParamsW(m_hDevInfo,
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&m_DevinfoData,
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NULL,
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0);
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return true;
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}
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/* PRIVATE METHODS ******************************************************/
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void
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CDeviceNode::Cleanup()
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{
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if (m_DeviceId)
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{
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delete[] m_DeviceId;
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m_DeviceId = NULL;
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}
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if (m_hDevInfo)
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{
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SetupDiDestroyDeviceInfoList(m_hDevInfo);
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m_hDevInfo = NULL;
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}
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}
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DWORD
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CDeviceNode::GetFlags()
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{
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SP_DEVINSTALL_PARAMS DevInstallParams;
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DevInstallParams.cbSize = sizeof(SP_DEVINSTALL_PARAMS);
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if (SetupDiGetDeviceInstallParamsW(m_hDevInfo,
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&m_DevinfoData,
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&DevInstallParams))
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{
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return DevInstallParams.Flags;
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}
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return 0;
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}
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bool
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CDeviceNode::SetFlags(
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_In_ DWORD Flags,
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_In_ DWORD FlagsEx
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)
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{
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SP_DEVINSTALL_PARAMS DevInstallParams;
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DevInstallParams.cbSize = sizeof(SP_DEVINSTALL_PARAMS);
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if (SetupDiGetDeviceInstallParamsW(m_hDevInfo,
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&m_DevinfoData,
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&DevInstallParams))
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{
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DevInstallParams.Flags |= Flags;
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DevInstallParams.FlagsEx |= FlagsEx;
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return (SetupDiSetDeviceInstallParamsW(m_hDevInfo,
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&m_DevinfoData,
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&DevInstallParams) != 0);
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}
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return false;
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}
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bool
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CDeviceNode::RemoveFlags(
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_In_ DWORD Flags,
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_In_ DWORD FlagsEx
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)
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{
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SP_DEVINSTALL_PARAMS DevInstallParams;
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DevInstallParams.cbSize = sizeof(SP_DEVINSTALL_PARAMS);
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if (SetupDiGetDeviceInstallParamsW(m_hDevInfo,
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&m_DevinfoData,
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&DevInstallParams))
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{
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DevInstallParams.Flags &= ~Flags;
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DevInstallParams.FlagsEx &= ~FlagsEx;
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return (SetupDiSetDeviceInstallParamsW(m_hDevInfo,
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&m_DevinfoData,
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&DevInstallParams) != 0);
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}
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return false;
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}
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