贴段代码（转）

最新推荐文章于 2024-07-02 17:12:26 发布

原创最新推荐文章于 2024-07-02 17:12:26 发布 · 1k 阅读

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CC 4.0 BY-SA版权

文章标签：

#path #float #null #output #disk #integer

本文介绍了一个简单的系统信息收集工具的实现方法，包括操作系统版本、CPU信息、内存状况、磁盘分区详情等。通过调用Windows API函数获取这些信息，并以易于阅读的格式展示。

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#ifdef _DEBUG

#endif // _DEBUG

#include <windows.h>

#include <stdio.h>

enum {TXT_NORM,TXT_BRED,TXT_BGREEN,TXT_BBLUE,TXT_BWHITE};

void DriverInfo();

void SysInfo();

BOOL SetTextColor(int);

void main()

{

SetTextColor(TXT_BWHITE);

printf(" _.-=[ InfoGather by nop]=-._ ");

SetTextColor(TXT_NORM);

SysInfo();

DriverInfo();

}

void SysInfo()

{

// 操作系统版本号

OSVERSIONINFOEX OsVerInfo;

OsVerInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);

GetVersionEx((OSVERSIONINFO *)&OsVerInfo); // 注意转换类型

// CPU个数 :-<

SYSTEM_INFO SystemInfo;

GetSystemInfo(&SystemInfo);

char ComputerName[MAX_PATH + 1];

char CurrentUserName[MAX_PATH + 1];

DWORD dwLenth = MAX_PATH;

// 计算机名

GetComputerName(ComputerName, &dwLenth);

dwLenth = MAX_PATH;

// 当前用户名

if(GetUserName(CurrentUserName, &dwLenth) == NULL)

printf("%d ", GetLastError());

// 开机时间(毫秒)

DWORD Uptime = GetTickCount();

int Days = Uptime/1000/3600/24;

int Hours = Uptime/1000/3600 - Days*24;

int Minutes = Uptime/1000/60 - Days*24*60 - Hours*60;

int Seconds = Uptime/1000 - Days*24*3600 - Hours*3600 - Minutes*60;

// 显示器信息

HDC hScrDC = CreateDC("Display", NULL, NULL, NULL);

int xScrn = GetDeviceCaps(hScrDC, HORZRES);

int yScrn = GetDeviceCaps(hScrDC, VERTRES);

int Bit = GetDeviceCaps(hScrDC, BITSPIXEL);

int Hz = GetDeviceCaps(hScrDC, VREFRESH);

DeleteDC(hScrDC);

// 内存信息

MEMORYSTATUS MemInfo;

MemInfo.dwLength=sizeof(MemInfo);

GlobalMemoryStatus(&MemInfo);

// 输出信息

printf("用户@计算机: %s@%s ", CurrentUserName, ComputerName);

printf("运行时间: %1d天%2d小时%2d分%2d秒 ", Days, Hours, Minutes, Seconds);

printf("系统版本: Windows ");

switch (OsVerInfo.dwPlatformId)

{

case VER_PLATFORM_WIN32_NT:

if ( OsVerInfo.dwMajorVersion <= 4 )

printf("NT ");

if ( OsVerInfo.dwMajorVersion == 5 && OsVerInfo.dwMinorVersion == 0 )

printf("2000 ");

if ( OsVerInfo.dwMajorVersion == 5 && OsVerInfo.dwMinorVersion == 1 )

printf("XP ");

if ( OsVerInfo.dwMajorVersion == 5 && OsVerInfo.dwMinorVersion == 2 )

printf("2003 ");

}

printf("Service Pack %d.%d(Build %d) ",

//OsVerInfo.szCSDVersion,

OsVerInfo.wServicePackMajor,

OsVerInfo.wServicePackMinor,

OsVerInfo.dwBuildNumber);

printf("CPU个数: %d个 ", SystemInfo.dwNumberOfProcessors);

// CPU名称,频率

DWORD dwFrequence;

char szCPUName[MAX_PATH];

DWORD dwRegDw = REG_DWORD;

DWORD dwRegSz = REG_SZ;

DWORD dwDw = sizeof(DWORD);

HKEY hKey;

char szCPUKey[]="HARDWAREDESCRIPTIONSystemCentralProcessor/0/";

// 这里用szCPUKey[0x2d] 来控制所访问的注册表项有点不好

for( ; szCPUKey[0x2d]-48 < SystemInfo.dwNumberOfProcessors; szCPUKey[0x2d]++)

{

dwLenth = MAX_PATH + 1;

RegOpenKeyEx(HKEY_LOCAL_MACHINE, szCPUKey, NULL, KEY_READ, &hKey);

RegQueryValueEx(hKey, "~MHz", NULL, &dwRegDw, (LPBYTE)&dwFrequence, &dwDw);

RegQueryValueEx(hKey, "ProcessorNameString", NULL, &dwRegSz, (LPBYTE)szCPUName, &dwLenth);

printf("CPU[%d]名称: %s@ %dMHz ", szCPUKey[0x2d]-48, szCPUName, dwFrequence);

RegCloseKey(hKey); // 用了要还

}

printf("内存容量: %dMB, 剩余: %dMB ",

MemInfo.dwTotalPhys/1024/1024, MemInfo.dwAvailPhys/1024/1024);

printf("分辨率: %dx%d@ %dHz, %dBit ", xScrn, yScrn, Hz, Bit);

//printf("当前用户: %s ", CurrentUserName);

}

void DriverInfo()

{

char Disk[] = "B:";

char VolName[MAX_PATH];

char FileSystem[MAX_PATH];

char DeviceName[MAX_PATH];

unsigned __int64 Amount;

unsigned __int64 FreeSpace;

unsigned __int64 HDAmount = 0;

unsigned __int64 HDFreeSpace = 0;

float Percent;

printf(" 盘符[卷标] 驱动器[文件系统] 总大小可用空间百分比 ");

//SetTextColor(TXT_BWHITE);

printf("============================================================================== ");

//SetTextColor(TXT_NORM);

for(; Disk[0]<='Z'; Disk[0]++)

{

Amount = 0;

FreeSpace = 0;

FileSystem[0] =0;

VolName[0] = 0; //清空缓存 :-P

GetVolumeInformation(Disk, VolName, MAX_PATH, NULL, NULL, NULL, FileSystem, MAX_PATH);

GetDiskFreeSpaceEx(Disk, (PULARGE_INTEGER)&FreeSpace, (PULARGE_INTEGER)&Amount, NULL);

unsigned long AmntMB = Amount/1024/1024;

float AmntGB = AmntMB/1024.;

unsigned long FreeMB = FreeSpace/1024/1024;

float FreeGB = FreeMB/1024.;

if( AmntMB == 0)

{

Percent = 0.0;

}

else

{

Percent = (float)FreeMB/(float)AmntMB*100.0;

}

switch(GetDriveType(Disk))

{

case DRIVE_REMOVABLE:

strcpy(DeviceName, "可移动磁盘");

break;

case DRIVE_FIXED:

strcpy(DeviceName, " 硬盘");

HDAmount = HDAmount + Amount;

HDFreeSpace = HDFreeSpace + FreeSpace;

break;

case DRIVE_REMOTE:

strcpy(DeviceName, "网络驱动器");

break;

case DRIVE_CDROM:

if ( FileSystem[0] == 0&& VolName[0] == 0)

strcpy(FileSystem, "无盘");

strcpy(DeviceName, " 光驱");

break;

case DRIVE_RAMDISK:

strcpy(DeviceName, " RAM驱动器");

break;

case DRIVE_UNKNOWN:

strcpy(DeviceName, " 未知设备");

break;

default:

strcpy(DeviceName, "其他情况");

break;

}

if ( strcmp(DeviceName, "其他情况"))

{

printf("%s[%-8s] %s|%4s %8ldMB|%6.1fG %8ldMB|%6.1fG %2.1f%% ",

Disk, VolName, DeviceName, FileSystem, AmntMB, AmntGB, FreeMB, FreeGB, Percent);

}

} //for()循环的

unsigned long HDAmntMB = HDAmount/1024/1024;

float HDAmntGB = HDAmntMB/1024.;

unsigned long HDFreeMB = HDFreeSpace/1024/1024;

float HDFreeGB = HDFreeMB/1024.;

if( HDAmntMB == 0)

{

Percent = 0.0;

}

else

{

Percent = (float)HDFreeMB/(float)HDAmntMB*100.0;

}

printf(" 硬盘总大小: %8ldMB|%6.1fG 剩余空间: %8ldMB|%6.1fG 可用率百分比: %2.1f%% ",

HDAmntMB, HDAmntGB, HDFreeMB, HDFreeGB, Percent);

}

BOOL SetTextColor(int color)

{

switch(color)

{

case TXT_NORM: