【c++】获取电脑硬件信息（操作系统,CPU,内存,GPU,显卡驱动,显示设备分辨率）_c++ 获取硬件信息

操作系统,CPU,内存,GPU

参考 C/C++获取操作系统、CPU、内存信息、硬盘、IP和MAC、进程信息（windows和linux）

显卡驱动

参考  【C++】WMI获取系统硬件信息(CPU/DISK/NetWork etc)

#include <iostream> 
#include <string>
#include <string.h>
#include <winsock2.h> // include must before window.h
#include <iphlpapi.h>
#include <windows.h>  
#include <DXGI.h>  
#include <vector>  
 
#pragma comment(lib, "iphlpapi.lib")
#pragma comment(lib, "DXGI.lib")
 
#pragma warning(disable: 4996) // avoid GetVersionEx to be warned
 
 
#define _WIN32_DCOM
using namespace std;
#include <comdef.h>
#include <Wbemidl.h>
 
#pragma comment(lib, "wbemuuid.lib")
 
// ***** global macros ***** //
static const int kMaxInfoBuffer = 256;
#define  GBYTES  1073741824  
#define  MBYTES  1048576  
#define  KBYTES  1024  
#define  DKBYTES 1024.0  
 
/*显卡驱动信息*/
void getDriver() {
 
	HRESULT hres;
 
	// Step 1: --------------------------------------------------
	// Initialize COM. ------------------------------------------
 
	hres = CoInitializeEx(0, COINIT_MULTITHREADED);
	if (FAILED(hres))
	{
		cout << "Failed to initialize COM library. Error code = 0x"
			<< hex << hres << endl;
		return;                  // 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();
		return;                    // Program has failed.
	}
 
	// Step 3: ---------------------------------------------------
	// Obtain the initial locator to WMI -------------------------
 
	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();
		return;                 // Program has failed.
	}
 
	// Step 4: -----------------------------------------------------
	// Connect to WMI through the IWbemLocator::ConnectServer method
 
	IWbemServices* pSvc = NULL;
 
	// Connect to the root\cimv2 namespace with
	// the current user and obtain pointer pSvc
	// to make IWbemServices calls.
	hres = pLoc->ConnectServer(
		_bstr_t(L"ROOT\\CIMV2"), // 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();
		return;                // Program has failed.
	}
 
	//cout << "Connected to ROOT\\CIMV2 WMI namespace" << endl;
 
 
	// 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();
		return;               // Program has failed.
	}
 
	// Step 6: --------------------------------------------------
	// Use the IWbemServices pointer to make requests of WMI ----
 
	// For example, get the name of the operating system
	IEnumWbemClassObject* pEnumerator = NULL;
	hres = pSvc->ExecQuery(
		bstr_t("WQL"),
		bstr_t("SELECT * FROM Win32_VideoController"),
		WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY,
		NULL,
		&pEnumerator);
 
	if (FAILED(hres))
	{
		cout << "Query for operating system name failed."
			<< " Error code = 0x"
			<< hex << hres << endl;
		pSvc->Release();
		pLoc->Release();
		CoUninitialize();
		return;               // Program has failed.
	}
 
	// Step 7: -------------------------------------------------
	// Get the data from the query in step 6 -------------------
 
	IWbemClassObject* pclsObj = NULL;
	ULONG uReturn = 0;
 
	while (pEnumerator)
	{
		HRESULT hr = pEnumerator->Next(WBEM_INFINITE, 1,
			&pclsObj, &uReturn);
 
		if (0 == uReturn)
		{
			break;
		}
 
		VARIANT vtProp;
 
		// Get the value of the Name property
		hr = pclsObj->Get(L"Name", 0, &vtProp, 0, 0);
		wcout << "VideoController Name:" << vtProp.bstrVal << endl;
 
		hr = pclsObj->Get(L"DriverVersion", 0, &vtProp, 0, 0);
		wcout << "VideoController DriverVersion:" << vtProp.bstrVal << endl;
 
 
		VariantClear(&vtProp);
 
		pclsObj->Release();
	}
 
	// Cleanup
	// ========
 
	pSvc->Release();
	pLoc->Release();
	pEnumerator->Release();
	CoUninitialize();
}
 
/*操作系统版本*/
void getOsInfo()
{
	// get os name according to version number
	OSVERSIONINFO osver = { sizeof(OSVERSIONINFO) };
	GetVersionEx(&osver);
	std::string os_name;
	if (osver.dwMajorVersion == 5 && osver.dwMinorVersion == 0)
		os_name = "Windows 2000";
	else if (osver.dwMajorVersion == 5 && osver.dwMinorVersion == 1)
		os_name = "Windows XP";
	else if (osver.dwMajorVersion == 6 && osver.dwMinorVersion == 0)
		os_name = "Windows 2003";
	else if (osver.dwMajorVersion == 5 && osver.dwMinorVersion == 2)
		os_name = "windows vista";
	else if (osver.dwMajorVersion == 6 && osver.dwMinorVersion == 1)
		os_name = "windows 7";
	else if (osver.dwMajorVersion == 6 && osver.dwMinorVersion == 2)
		os_name = "windows 10";
 
	std::cout << "operating system: " << os_name << std::endl;
	//dwMajorVersion 操作系统的主版本号,dwMinorVersion 操作系统的副版本号
	//std::cout << "os version: " << osver.dwMajorVersion << '.' << osver.dwMinorVersion << std::endl;
}
 
#ifdef _WIN64
 
// method 2: usde winapi, works for x86 and x64
#include <intrin.h>
 
/*CPU*/
void getCpuInfo()
{
	int cpuInfo[4] = { -1 };
	char cpu_manufacture[32] = { 0 };
	char cpu_type[32] = { 0 };
	char cpu_freq[32] = { 0 };
 
	__cpuid(cpuInfo, 0x80000002);
	memcpy(cpu_manufacture, cpuInfo, sizeof(cpuInfo));
 
	__cpuid(cpuInfo, 0x80000003);
	memcpy(cpu_type, cpuInfo, sizeof(cpuInfo));
 
	__cpuid(cpuInfo, 0x80000004);
	memcpy(cpu_freq, cpuInfo, sizeof(cpuInfo));
 
	//std::cout << "CPU manufacture: " << cpu_manufacture << std::endl;
	//std::cout << "CPU type: " << cpu_type << std::endl;
	//std::cout << "CPU main frequency: " << cpu_freq << std::endl;
	std::cout << "CPU:" << cpu_manufacture << cpu_type << cpu_freq << std::endl;
}
 
#else
 
// mothed 1: this kind asm embedded in code only works in x86 build
// save 4 register variables
DWORD deax;
DWORD debx;
DWORD decx;
DWORD dedx;
 
// init cpu in assembly language
void initCpu(DWORD veax)
{
	__asm
	{
		mov eax, veax
		cpuid
		mov deax, eax
		mov debx, ebx
		mov decx, ecx
		mov dedx, edx
	}
}
 
long getCpuFreq()
{
	int start, over;
	_asm
	{
		RDTSC
		mov start, eax
	}
	Sleep(50);
	_asm
	{
		RDTSC
		mov over, eax
	}
	return (over - start) / 50000;
}
 
std::string getManufactureID()
{
	char manuID[25];
	memset(manuID, 0, sizeof(manuID));
 
	initCpu(0);
	memcpy(manuID + 0, &debx, 4); // copy to array
	memcpy(manuID + 4, &dedx, 4);
	memcpy(manuID + 8, &decx, 4);
 
	return manuID;
}
 
std::string getCpuType()
{
	const DWORD id = 0x80000002; // start 0x80000002 end to 0x80000004
	char cpuType[49];
	memset(cpuType, 0, sizeof(cpuType));
 
	for (DWORD t = 0; t < 3; t++)
	{
		initCpu(id + t);
 
		memcpy(cpuType + 16 * t + 0, &deax, 4);
		memcpy(cpuType + 16 * t + 4, &debx, 4);
		memcpy(cpuType + 16 * t + 8, &decx, 4);
		memcpy(cpuType + 16 * t + 12, &dedx, 4);
	}
 
	return cpuType;
}
 
void getCpuInfo()
{
	//std::cout << "CPU manufacture: " << getManufactureID() << std::endl;
	//std::cout << "CPU type: " << getCpuType() << std::endl;
	//std::cout << "CPU main frequency: " << getCpuFreq() << "MHz" << std::endl;
	std::cout << "CPU :" << getManufactureID() << getCpuType() << getCpuFreq() << std::endl;
}
 
#endif
 
/*内存*/
void getMemoryInfo()
{
	std::string memory_info;
	MEMORYSTATUSEX statusex;
	statusex.dwLength = sizeof(statusex);
	if (GlobalMemoryStatusEx(&statusex))
	{
		unsigned long long total = 0, remain_total = 0, avl = 0, remain_avl = 0;
		double decimal_total = 0, decimal_avl = 0;
		remain_total = statusex.ullTotalPhys % GBYTES;
		total = statusex.ullTotalPhys / GBYTES;
		avl = statusex.ullAvailPhys / GBYTES;
		remain_avl = statusex.ullAvailPhys % GBYTES;
		if (remain_total > 0)
			decimal_total = (remain_total / MBYTES) / DKBYTES;
		if (remain_avl > 0)
			decimal_avl = (remain_avl / MBYTES) / DKBYTES;
 
		decimal_total += (double)total;
		decimal_avl += (double)avl;
		char  buffer[kMaxInfoBuffer];
		sprintf_s(buffer, kMaxInfoBuffer, "total %.2f GB (%.2f GB available)", decimal_total, decimal_avl);
		memory_info.append(buffer);
	}
	std::cout << "Memory size:" << memory_info << std::endl;
}
 
// ---- get harddisk info ---- //
std::string execCmd(const char *cmd)
{
	char buffer[128] = { 0 };
	std::string result;
	FILE *pipe = _popen(cmd, "r");
	if (!pipe) throw std::runtime_error("_popen() failed!");
	while (!feof(pipe))
	{
		if (fgets(buffer, 128, pipe) != NULL)
			result += buffer;
	}
	_pclose(pipe);
 
	return result;
}
 
void getHardDiskInfo()
{
	std::string hd_seiral = execCmd("wmic path win32_physicalmedia get SerialNumber");
	std::cout << "HardDisk Serial Number: " << hd_seiral << std::endl;
}
 
// ---- get network info ---- //
void getNetworkInfo()
{
	// PIP_ADAPTER_INFO struct contains network information
	PIP_ADAPTER_INFO pIpAdapterInfo = new IP_ADAPTER_INFO();
	unsigned long adapter_size = sizeof(IP_ADAPTER_INFO);
	int ret = GetAdaptersInfo(pIpAdapterInfo, &adapter_size);
 
	if (ret == ERROR_BUFFER_OVERFLOW)
	{
		// overflow, use the output size to recreate the handler
		delete pIpAdapterInfo;
		pIpAdapterInfo = (PIP_ADAPTER_INFO)new BYTE[adapter_size];
		ret = GetAdaptersInfo(pIpAdapterInfo, &adapter_size);
	}
 
	if (ret == ERROR_SUCCESS)
	{
		int card_index = 0;
 
		// may have many cards, it saved in linklist
		while (pIpAdapterInfo)
		{
			std::cout << "---- " << "NetworkCard " << ++card_index << " ----" << std::endl;
 
			std::cout << "Network Card Name: " << pIpAdapterInfo->AdapterName << std::endl;
			std::cout << "Network Card Description: " << pIpAdapterInfo->Description << std::endl;
 
			// get IP, one card may have many IPs
			PIP_ADDR_STRING pIpAddr = &(pIpAdapterInfo->IpAddressList);
			while (pIpAddr)
			{
				char local_ip[128] = { 0 };
				strcpy(local_ip, pIpAddr->IpAddress.String);
				std::cout << "Local IP: " << local_ip << std::endl;
 
				pIpAddr = pIpAddr->Next;
			}
 
			char local_mac[128] = { 0 };
			int char_index = 0;
			for (int i = 0; i < pIpAdapterInfo->AddressLength; i++)
			{
				char temp_str[10] = { 0 };
				sprintf(temp_str, "%02X-", pIpAdapterInfo->Address[i]); // X for uppercase, x for lowercase
				strcpy(local_mac + char_index, temp_str);
				char_index += 3;
			}
			local_mac[17] = '\0'; // remove tail '-'
 
			std::cout << "Local Mac: " << local_mac << std::endl;
 
			// here just need the first card info
			break;
			// iterate next
			//pIpAdapterInfo = pIpAdapterInfo->Next;
		}
	}
 
	if (pIpAdapterInfo)
		delete pIpAdapterInfo;
}
 
// ---- get process info ---- //
void getProcessInfo()
{
	int pid = GetCurrentProcessId();
	// TODO: cpu and mem usage
	printf("Current Pid: %d\n", pid);
}
 
std::string WStringToString(const std::wstring &wstr)
{
	std::string str(wstr.length(), ' ');
	std::copy(wstr.begin(), wstr.end(), str.begin());
	return str;
}
 
/*GPU*/
void getGPU() {
	// 参数定义  
	IDXGIFactory * pFactory;
	IDXGIAdapter * pAdapter;
	std::vector <IDXGIAdapter*> vAdapters;            // 显卡  
 
 
	// 显卡的数量  
	int iAdapterNum = 0;
 
 
	// 创建一个DXGI工厂  
	HRESULT hr = CreateDXGIFactory(__uuidof(IDXGIFactory), (void**)(&pFactory));
 
	if (FAILED(hr))
		return;
 
	// 枚举适配器  
	while (pFactory->EnumAdapters(iAdapterNum, &pAdapter) != DXGI_ERROR_NOT_FOUND)
	{
		vAdapters.push_back(pAdapter);
		++iAdapterNum;
	}
 
	// 信息输出   
	//std::cout << "===============获取到" << iAdapterNum << "块显卡===============" << std::endl;
	for (size_t i = 0; i < vAdapters.size(); i++)
	{
		//std::cout << "Video card" << i + 1 << ":" << std::endl;
		// 获取信息  
		DXGI_ADAPTER_DESC adapterDesc;
		vAdapters[i]->GetDesc(&adapterDesc);
		std::wstring aa(adapterDesc.Description);
		std::string bb = WStringToString(aa);
		std::cout << "Video card " << i + 1 << " DedicatedVideoMemory:" << adapterDesc.DedicatedVideoMemory / 1024 / 1024 << "M" << std::endl;
		std::cout << "Video card " << i + 1 << " SharedSystemMemory:" << adapterDesc.SharedSystemMemory / 1024 / 1024 << "M" << std::endl;
		// 输出显卡信息  
		//std::cout << "系统视频内存:" << adapterDesc.DedicatedSystemMemory / 1024 / 1024 << "M" << std::endl;
		//std::cout << "专用视频内存:" << adapterDesc.DedicatedVideoMemory / 1024 / 1024 << "M" << std::endl;
		//std::cout << "共享系统内存:" << adapterDesc.SharedSystemMemory / 1024 / 1024 << "M" << std::endl;
		//std::cout << "设备描述:" << bb.c_str() << std::endl;
		//std::cout << "设备ID:" << adapterDesc.DeviceId << std::endl;
		//std::cout << "PCI ID修正版本:" << adapterDesc.Revision << std::endl;
		//std::cout << "子系统PIC ID:" << adapterDesc.SubSysId << std::endl;
		//std::cout << "厂商编号:" << adapterDesc.VendorId << std::endl;
 
		// 输出设备  
		IDXGIOutput * pOutput;
		std::vector<IDXGIOutput*> vOutputs;
		// 输出设备数量  
		int iOutputNum = 0;
		while (vAdapters[i]->EnumOutputs(iOutputNum, &pOutput) != DXGI_ERROR_NOT_FOUND)
		{
			vOutputs.push_back(pOutput);
			iOutputNum++;
		}
 
		//std::cout << std::endl;
		//std::cout << "该显卡获取到" << iOutputNum << "个显示设备:" << std::endl;
 
		for (size_t n = 0; n < vOutputs.size(); n++)
		{
			// 获取显示设备信息  
			DXGI_OUTPUT_DESC outputDesc;
			vOutputs[n]->GetDesc(&outputDesc);
 
			// 获取设备支持  
			UINT uModeNum = 0;
			DXGI_FORMAT format = DXGI_FORMAT_R8G8B8A8_UNORM;
			UINT flags = DXGI_ENUM_MODES_INTERLACED;
 
			vOutputs[n]->GetDisplayModeList(format, flags, &uModeNum, 0);
			DXGI_MODE_DESC * pModeDescs = new DXGI_MODE_DESC[uModeNum];
			vOutputs[n]->GetDisplayModeList(format, flags, &uModeNum, pModeDescs);
 
			//std::cout << "DisplayDevice:" << n + 1 << " Name:" << outputDesc.DeviceName << std::endl;
			std::cout << "DisplayDevice " << n + 1 << " Resolution ratio:" << outputDesc.DesktopCoordinates.right - outputDesc.DesktopCoordinates.left << "*" << outputDesc.DesktopCoordinates.bottom - outputDesc.DesktopCoordinates.top << std::endl;
 
			// 所支持的分辨率信息  
			//std::cout << "分辨率信息:" << std::endl;
			/*for (UINT m = 0; m < uModeNum; m++)
			{
				std::cout << "== 分辨率:" << pModeDescs[m].Width << "*" << pModeDescs[m].Height << "     刷新率" << (pModeDescs[m].RefreshRate.Numerator) / (pModeDescs[m].RefreshRate.Denominator) << std::endl;
			}*/
		}
		vOutputs.clear();
	}
	vAdapters.clear();
 
}
 
int main(int argc, char *argv[])
{
	//std::cout << "操作系统版本:" << std::endl;
	getOsInfo();
 
	//std::cout << "CPU:" << std::endl;
	getCpuInfo();
 
	//std::cout << "内存大小:" << std::endl;
	getMemoryInfo();
 
	//std::cout << "GPU:" << std::endl;
	getGPU();
 
	std::cout << "=== harddisk information ===" << std::endl;
	getHardDiskInfo();
 
	std::cout << "=== network information ===" << std::endl;
	getNetworkInfo();
 
	printf("=== process information ===\n");
	getProcessInfo();
 
	//std::cout << "显卡驱动:" << std::endl;
	getDriver();
 
	return 0;
}

electron获取电脑硬件信息，主线程调用c++程序，读取其输出的数据。

参考 electron 启动exe 程序

function runExec() {
    // 执行命令行，如果命令不需要路径，或就是项目根目录，则不需要cwd参数：
    let workerProcess = exec('sys.exe', {})
        // 不受child_process默认的缓冲区大小的使用方法，没参数也要写上{}：workerProcess = exec(cmdStr, {})
 
    // 打印正常的后台可执行程序输出
    workerProcess.stdout.on('data', function(data) {
        console.log('stdout: ' + data)
    })
 
    // 打印错误的后台可执行程序输出
    workerProcess.stderr.on('data', function(data) {
        console.log('stderr: ' + data)
    })
 
    // 退出之后的输出
    workerProcess.on('close', function(code) {
        console.log('out code：' + code)
    })
}