获取系统信息学习

	DWORD dwEAX = 0;
	DWORD dwEBX = 0;
	DWORD dwECX = 0;
	DWORD dwEDX = 0;

	// 获取CPUID0
	_asm
	{
		mov eax, 0
		cpuid
		mov dwEAX, eax
		mov dwEBX, ebx
		mov dwECX, ecx
		mov dwEDX, edx
	}

	printf("CPUID0:
EAX = %p
"
		   "EBX = %p
"
		   "ECX = %p
"
		   "EDX = %p
",
		   dwEAX, dwEBX, dwECX, dwEDX);

	puts("");

	// 获取CPUID1
	_asm
	{
		mov eax, 1
			cpuid
			mov dwEAX, eax
			mov dwEBX, ebx
			mov dwECX, ecx
			mov dwEDX, edx
	}

	printf("CPUID1:
EAX = %p
"
		"EBX = %p
"
		"ECX = %p
"
		"EDX = %p
",
		dwEAX, dwEBX, dwECX, dwEDX);

	puts("");


	// 参数1的结构体
	PIP_ADAPTER_INFO tag_AdapterInfo = new IP_ADAPTER_INFO[sizeof(IP_ADAPTER_INFO)];
	PIP_ADAPTER_INFO lpTemp = tag_AdapterInfo;

	// 参数2的大小
	ULONG lLen = sizeof(IP_ADAPTER_INFO);

	GetAdaptersInfo(tag_AdapterInfo, &lLen);
	GetAdaptersInfo(tag_AdapterInfo, &lLen);

	// 循环获取机器上的所有网卡信息.
	while(lpTemp)
	{
		printf("MAC: %02x-%02x-%02x-%02x-%02x-%02x
",
			   lpTemp->Address[0],
			   lpTemp->Address[1],
			   lpTemp->Address[2],
			   lpTemp->Address[3],
			   lpTemp->Address[4],
			   lpTemp->Address[5]);

		lpTemp = lpTemp->Next;
	}


	delete[] tag_AdapterInfo;

	puts("");


	/*
	LONG RegOpenKeyEx(
	HKEY hKey,         // handle to open key
	LPCTSTR lpSubKey,  // subkey name
	DWORD ulOptions,   // reserved
	REGSAM samDesired, // security access mask
	PHKEY phkResult    // handle to open key
	);

	*/


	HKEY hKey = NULL;
	RegOpenKeyEx(HKEY_LOCAL_MACHINE, "HARDWARE\DESCRIPTION\System\", 0, KEY_ALL_ACCESS, &hKey);

	/*
	LONG RegQueryValueEx(
	HKEY hKey,            // handle to key
	LPCTSTR lpValueName,  // value name
	LPDWORD lpReserved,   // reserved
	LPDWORD lpType,       // type buffer
	LPBYTE lpData,        // data buffer
	LPDWORD lpcbData      // size of data buffer
	);
	*/

	DWORD dwType = 0;
	BYTE szKeyValue[MAXBYTE] = {0};
	DWORD dwKeyValueLen = sizeof(szKeyValue);

	RegQueryValueEx(hKey, "SystemBiosVersion", NULL, &dwType, szKeyValue, &dwKeyValueLen);

	printf("Bios: %s", szKeyValue);

	puts("");

	system("pause");

	return 0;