GetSystemInfo()

关于“GetSystemInfo()”的详细信息，参考：https://msdn.microsoft.com/en-us/library/windows/desktop/ms724381(v=vs.85).aspx

Getting Hardware Information 例程：https://msdn.microsoft.com/en-us/library/windows/desktop/ms724423(v=vs.85).aspx

函数原型：void WINAPI GetSystemInfo( _Out_ LPSYSTEM_INFO lpSystemInfo );

作用：获取当前系统的信息。

参数：lpSystemInfo - A pointer to a SYSTEM_INFO structure that receives the information.

 1 #include <windows.h>
 2 #include <stdio.h>
 3 #pragma comment(lib, "user32.lib")
 4 
 5 int main()
 6 {
 7    SYSTEM_INFO siSysInfo;
 8 
 9    // Copy the hardware information to the SYSTEM_INFO structure.
10 
11    GetSystemInfo(&siSysInfo);
12 
13    // Display the contents of the SYSTEM_INFO structure.
14 
15    printf("Hardware information: \n");
16    printf("  OEM ID: %u\n", siSysInfo.dwOemId);
17    printf("  Number of processors: %u\n",
18       siSysInfo.dwNumberOfProcessors);
19    printf("  Page size: %u\n", siSysInfo.dwPageSize);
20    printf("  Processor type: %u\n", siSysInfo.dwProcessorType);
21    printf("  Minimum application address: %lx\n",
22       siSysInfo.lpMinimumApplicationAddress);
23    printf("  Maximum application address: %lx\n",
24       siSysInfo.lpMaximumApplicationAddress);
25    printf("  Active processor mask: %u\n",
26       siSysInfo.dwActiveProcessorMask);
27     return 0;
28 }