技術標籤：計算機

獲取電腦的硬碟屬性(轉速，型別(HDD,SSD))

參考的是老外技術論壇網站:https://stackoverflow.com/questions/23363115/detecting-ssd-in-windows

標頭檔案.h

#pragma once
#include <QString>
#include <windows.h>
#include <string>

//==============判斷磁碟格式--獲取到的是磁碟格式
void BuryPoint_GetDiskType(QStringList& disk_type);



//==============判斷硬碟型別()
//SpindleSpeed
//MediaType
//The Media Type gives you values:
//0 Unspecified
//3 HDD
//4 SSD
//5 SCM
void BuryPoint_GetDiskMediaType(QStringList& disk_media_type);

class StorageDevice
{
public:
	StorageDevice() {};
	~StorageDevice() {};

	std::string  DeviceId;
	int BusType;
	int HealthStatus;
	int SpindleSpeed;
	int MediaType;
};
 

實現檔案 .cpp

#include <剛才的標頭檔案名>
#include <windows.h>
#include <string>
#include <iostream>
#include <windows.h>;
#include <Wbemidl.h>
#include <comdef.h>
#include <vector>
#pragma comment(lib, "wbemuuid.lib")
using namespace std;
void IntializeCOM()
{
	HRESULT hres;
	hres = CoInitializeEx(0, COINIT_MULTITHREADED);

	if (FAILED(hres))
	{
		cout << "Failed to initialize COM library. Error code = 0x" << hex << hres << endl;
		// Program has failed.
	}

	// Step 2: --------------------------------------------------
	// Set general COM security levels --------------------------

	hres = CoInitializeSecurity
	(
		NULL,
		-1,                          // COM authentication
		NULL,                        // Authentication services
		NULL,                        // Reserved
		RPC_C_AUTHN_LEVEL_DEFAULT,   // Default authentication 
		RPC_C_IMP_LEVEL_IMPERSONATE, // Default Impersonation  
		NULL,                        // Authentication info
		EOAC_NONE,                   // Additional capabilities 
		NULL                         // Reserved
	);

	if (FAILED(hres))
	{
		cout << "Failed to initialize security. Error code = 0x" << hex << hres << endl;
		CoUninitialize();             // Program has failed.
	}
}

void SetupWBEM(IWbemLocator*& pLoc, IWbemServices*& pSvc)
{
	// Step 3: ---------------------------------------------------
	// Obtain the initial locator to WMI -------------------------

	HRESULT hres;
	//IWbemLocator *pLoc = NULL;

	hres = CoCreateInstance(CLSID_WbemLocator, 0, CLSCTX_INPROC_SERVER, IID_IWbemLocator, (LPVOID *)&pLoc);

	if (FAILED(hres))
	{
		cout << "Failed to create IWbemLocator object." << " Err code = 0x" << hex << hres << endl;
		CoUninitialize();
	}

	// Step 4: -----------------------------------------------------
	// Connect to WMI through the IWbemLocator::ConnectServer method

	//IWbemServices *pSvc = NULL;

	// Connect to the ROOT\\\microsoft\\windows\\storage namespace with
	// the current user and obtain pointer pSvc
	// to make IWbemServices calls.
	hres = pLoc->ConnectServer(
		_bstr_t(L"ROOT\\microsoft\\windows\\storage"), // Object path of WMI namespace
		NULL,                    // User name. NULL = current user
		NULL,                    // User password. NULL = current
		0,                       // Locale. NULL indicates current
		NULL,                    // Security flags.
		0,                       // Authority (for example, Kerberos)
		0,                       // Context object 
		&pSvc                    // pointer to IWbemServices proxy
	);

	if (FAILED(hres))
	{
		cout << "Could not connect. Error code = 0x" << hex << hres << endl;
		pLoc->Release();
		CoUninitialize();
	}


	// Step 5: --------------------------------------------------
	// Set security levels on the proxy -------------------------

	hres = CoSetProxyBlanket(
		pSvc,                        // Indicates the proxy to set
		RPC_C_AUTHN_WINNT,           // RPC_C_AUTHN_xxx
		RPC_C_AUTHZ_NONE,            // RPC_C_AUTHZ_xxx
		NULL,                        // Server principal name 
		RPC_C_AUTHN_LEVEL_CALL,      // RPC_C_AUTHN_LEVEL_xxx 
		RPC_C_IMP_LEVEL_IMPERSONATE, // RPC_C_IMP_LEVEL_xxx
		NULL,                        // client identity
		EOAC_NONE                    // proxy capabilities 
	);

	if (FAILED(hres))
	{
		cout << "Could not set proxy blanket. Error code = 0x" << hex << hres << endl;
		pSvc->Release();
		pLoc->Release();
		CoUninitialize();
	}

}

void BuryPoint_GetDiskMediaType(QStringList& disk_media_type)
{
	IWbemLocator *wbemLocator = NULL;
	IWbemServices *wbemServices = NULL;

	IntializeCOM();
	SetupWBEM(wbemLocator, wbemServices);

	IEnumWbemClassObject* storageEnumerator = NULL;
	HRESULT hres = wbemServices->ExecQuery(
		bstr_t("WQL"),
		bstr_t("SELECT * FROM MSFT_PhysicalDisk"),
		WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY,
		NULL,
		&storageEnumerator);

	if (FAILED(hres))
	{
		//cout << "Query for MSFT_PhysicalDisk. Error code = 0x" << hex << hres << endl;
		wbemServices->Release();
		wbemLocator->Release();
		CoUninitialize();
	}

	IWbemClassObject *storageWbemObject = NULL;
	ULONG uReturn = 0;

	vector<StorageDevice> storageDevices;

	while (storageEnumerator)
	{
		HRESULT hr = storageEnumerator->Next(WBEM_INFINITE, 1, &storageWbemObject, &uReturn);
		if (0 == uReturn || hr != S_OK)
		{
			break;
		}

		StorageDevice storageDevice;

		VARIANT deviceId;
		VARIANT busType;
		VARIANT healthStatus;
		VARIANT spindleSpeed;
		VARIANT mediaType;

		storageWbemObject->Get(L"DeviceId", 0, &deviceId, 0, 0);
		storageWbemObject->Get(L"BusType", 0, &busType, 0, 0);
		storageWbemObject->Get(L"HealthStatus", 0, &healthStatus, 0, 0);
		storageWbemObject->Get(L"SpindleSpeed", 0, &spindleSpeed, 0, 0);
		storageWbemObject->Get(L"MediaType", 0, &mediaType, 0, 0);

		storageDevice.DeviceId = deviceId.bstrVal == NULL ? "" : _bstr_t(deviceId.bstrVal);
		storageDevice.BusType = busType.uintVal;
		storageDevice.HealthStatus = healthStatus.uintVal;
		storageDevice.SpindleSpeed = spindleSpeed.uintVal;
		storageDevice.MediaType = mediaType.uintVal;

		//cout << "storageDevice.MediaType " << storageDevice.MediaType;
        //SpindleSpeed
        //MediaType
        //The Media Type gives you values:
        //0 Unspecified
        //3 HDD
        //4 SSD
        //5 SCM
		if (storageDevice.MediaType == 3)
		{
			disk_media_type.append("HDD");
		}
		else if (storageDevice.MediaType == 4)
		{
			disk_media_type.append("SSD");
		}

		storageDevices.push_back(storageDevice);
		storageWbemObject->Release();
	}
}
 

順便圖槽一句國內的論壇（不點名了)真的水，找了半天不知所云，還是老外的靠譜！