如何获得硬盘id号,C++调用汇编(TASM)篇

王朝c/c++·作者佚名  2006-01-10
窄屏简体版  字體: |||超大  

今天在看C++栏中时,看到一篇文章C++的获得硬盘id号文章,它使用了DLL库,此文的出处http://blog.csdn.net/fangshi168775/archive/2005/09/04/471016.aspx,很不错,它的CODE简单

这里我给出以前的一段C++结合汇编的代码,在BC++下运行通过,支持ASM必须安装TASM才能调试,不是微软的MASM哦

#include <stdio.h>

#include <stdlib.h>

#include <dos.h>

#include <conio.h>

#include <string.h>

#include <windows.h>

//#include "mmsystem.h"

//#include "ntport.h"

#include <vcl.h>

#pragma hdrstop

//---------------------------------------------------------------------------

#pragma argsused

#pragma warning (disable:4035)

static int inp(WORD rdx)

{

_asm xor eax, eax

_asm mov dx, rdx

_asm in al, dx

}

static WORD inpw(WORD rdx)

{

_asm xor eax, eax

_asm mov dx, rdx

_asm in ax, dx

}

static void outp(WORD rdx, int ral)

{

_asm mov dx, rdx

_asm mov eax, ral

_asm out dx, al

}

char *getascii (unsigned int in_data [], int off_start, int off_end);

char *getascii (unsigned int in_data [], int off_start, int off_end)

{

static char ret_val[255];

int loop, loop1;

for (loop = off_start, loop1 = 0; loop <= off_end; loop++)

{

ret_val[loop1++] = (char)(in_data[loop] / 256); /* Get High byte */

ret_val[loop1++] = (char)(in_data[loop] % 256); /* Get Low byte */

}

ret_val[loop1] = '0'; /* Make sure it ends in a NULL character */

return (ret_val);

}

int main(int argc, char* argv[])

{

unsigned int dd [256]; /* DiskData */

unsigned int dd_off; /* DiskData offset */

while (inp(0x1F7) != 0x50) /* Wait for controller not busy */

;

outp(0x1F6, 0xA0); /* Get first/second drive */

outp(0x1F7, 0xEC); /* Get drive info data */

while(inp(0x1F7) != 0x58) /* Wait for data ready */

;

for (dd_off = 0; dd_off != 256; dd_off++) /* Read "sector" */

dd[dd_off] = inpw(0x1F0);

printf ("Hard Disk [C] 的序列号 %s", getascii (dd, 10, 19));

return 0;

}

//---------------------------------------------------------------------------

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