win10 vs2015 C++ cmd命令行获取硬件信息（亲测可用）

直接新建一个控制台程序，用以下程序覆盖原程序，可以查询主板和CPU的序列号。

// guidTest.cpp : 定义控制台应用程序的入口点。
//

#include "stdafx.h"
#include 
#include 
#include 

LPWSTR ConvertCharToLPWSTR(const char * szString)
{
	int dwLen = strlen(szString) + 1;
	int nwLen = MultiByteToWideChar(CP_ACP, 0, szString, dwLen, NULL, 0);//算出合适的长度
	LPWSTR lpszPath = new WCHAR[dwLen];
	MultiByteToWideChar(CP_ACP, 0, szString, dwLen, lpszPath, nwLen);
	return lpszPath;
}
std::string cmd(std::string Cmd) {
	SECURITY_ATTRIBUTES sa = { sizeof(SECURITY_ATTRIBUTES), NULL, TRUE };
	HANDLE hRead, hWrite;
	if (!CreatePipe(&hRead, &hWrite, &sa, 0))
	{
		return "";
	}

	PROCESS_INFORMATION pi;

	STARTUPINFO si = { sizeof(STARTUPINFO) };
	GetStartupInfo(&si);
	si.dwFlags = STARTF_USESHOWWINDOW | STARTF_USESTDHANDLES;
	si.wShowWindow = SW_HIDE;
	si.hStdError = hWrite;
	si.hStdOutput = hWrite;



	// Start the child process. 
	if (!CreateProcess(NULL,   // No module name (use command line)
		ConvertCharToLPWSTR(Cmd.c_str()),        // Command line
		NULL,           // Process handle not inheritable
		NULL,           // Thread handle not inheritable
		TRUE

		,          // Set handle inheritance to FALSE
		0,              // No creation flags
		NULL,           // Use parent's environment block
		NULL,           // Use parent's starting directory 
		&si,            // Pointer to STARTUPINFO structure
		&pi)           // Pointer to PROCESS_INFORMATION structure
		)
	{
		printf("CreateProcess failed (%d).\n", GetLastError());
		return "";
	}


	// Wait until child process exits.
	WaitForSingleObject(pi.hProcess, INFINITE);

	CloseHandle(hWrite);
	std::string strRet;
	char buff[1024] = { 0 };
	DWORD dwRead = 0;
	while (ReadFile(hRead, buff, 1024, &dwRead, NULL))
	{
		strRet.append(buff, dwRead);
	}
	CloseHandle(hRead);
	std::cout << strRet;
	system("pause");
	// Close process and thread handles. 
	CloseHandle(pi.hProcess);
	CloseHandle(pi.hThread);
	return strRet;
}
void main()
{
	cmd("wmic cpu get processorid");
	cmd("WMIC path win32_physicalmedia get serialnumber");
}