读取硬盘的第一扇区数据（MBR+DPT+Signature）

/*********************************************************

*FileName:DiskInfo.cpp

*Author:intret

*Data:2009-5-2112:33PM

*********************************************************/

#include<iostream>

#include<iomanip>

#include<tchar.h>

#include<Windows.h>

usingnamespacestd;

int_tmain(intargc,_TCHAR*argv[])

{

HANDLEhDevice=CreateFile(_T("////.//PHYSICALDRIVE0"),GENERIC_READ|GENERIC_WRITE,

FILE_SHARE_READ|FILE_SHARE_WRITE,NULL,OPEN_EXISTING,0,NULL);

if(hDevice!=INVALID_HANDLE_VALUE)

{

intcount=0;

unsignedcharbuffer[512];//主引导扇区数据（446B+64B+2B=MBR+DPT+Signature）

DWORDNumberOfBytesRead;

//读取数据到缓冲区

BOOLret=ReadFile(hDevice,buffer,sizeof(buffer),&NumberOfBytesRead,NULL);

if(ret)

{

cout<<"ThedataofMBR(416),DPT(64)andSignature(2)is:"<<endl<<endl;

cout<<setiosflags(ios::uppercase);//大写显示

for(inti=0;i<512;i++)//前446bytes是MBR

{

cout<<hex<<setw(2)<<setfill('0')<<buffer[i]+0;

if(((i+1)%16))

cout<<ends;

else

cout<<endl;

if(!((i+1)%256))

cout<<endl;

}

cout<<endl;

}

else

{

cout<<"Failedtoreaddataofxx"<<endl;

}

CloseHandle(hDevice);

}

else

{

cout<<"打开物理驱动器失败！"<<endl;

}

return0;

}