fixpart.c

硬盘卫士

#include<stdio.h>
#include<bios.h>
#include<stdlib.h>
#include<alloc.h>
#include<fcntl.h>
#include<sys\stat.h>
#include<dos.h>
char Sector1[512]=
      { 0xFA,0x33,0xC0,0x8E,0xD0,0xBC,0x00,0x7C,0x8B,0xF4,0x50,0x07,
	0x50,0x1F,0xFB,0xFC,0xBF,0x00,0x06,0xB9,0x00,0x01,0xF2,0xA5,
	0xEA,0x1D,0x06,0x00,0x00,0xBE,0xBE,0x07,0xB3,0x04,0x80,0x3C,
	0x80,0x74,0x0E,0x80,0x3C,0x00,0x75,0x1C,0x83,0xC6,0x10,0xFE,
	0xCB,0x75,0xEF,0xCD,0x18,0x8B,0x14,0x8B,0x4C,0x02,0x8B,0xEE,
	0x83,0xC6,0x10,0xFE,0xCB,0x74,0x1A,0x80,0x3C,0x00,0x74,0xF4,
	0xBE,0x8B,0x06,0xAC,0x3C,0x00,0x74,0x0B,0x56,0xBB,0x07,0x00,
	0xB4,0x0E,0xCD,0x10,0x5E,0xEB,0xF0,0xEB,0xFE,0xBF,0x05,0x00,
	0xBB,0x00,0x7C,0xB8,0x01,0x02,0x57,0xCD,0x13,0x5F,0x75,0x0C,
	0x33,0xC0,0xCD,0x13,0x4F,0x75,0xED,0xBE,0xA3,0x06,0xEB,0xD3,
	0xBE,0xC2,0x06,0xBF,0xFE,0x7D,0x81,0x3D,0x55,0xAA,0x75,0xC7,
	0x8B,0xF5,0xEA,0x00,0x7C,0x00,0x00,0x49,0x6E,0x76,0x61,0x6C,
	0x69,0x64,0x20,0x70,0x61,0x72,0x74,0x69,0x74,0x69,0x6F,0x6E,
	0x20,0x74,0x61,0x62,0x6C,0x65,0x00,0x45,0x72,0x72,0x6F,0x72,
	0x20,0x6C,0x6F,0x61,0x64,0x69,0x6E,0x67,0x20,0x6F,0x70,0x65,
	0x72,0x61,0x74,0x69,0x6E,0x67,0x20,0x73,0x79,0x73,0x74,0x65,
	0x6D,0x00,0x4D,0x69,0x73,0x73,0x69,0x6E,0x67,0x20,0x6F,0x70,
	0x65,0x72,0x61,0x74,0x69,0x6E,0x67,0x20,0x73,0x79,0x73,0x74,
	0x65,0x6D,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x80,0x01,0x01,0x00,0x04,0x04,0xD1,0x02,0x11,0x00,
	0x00,0x00,0xEE,0xFF,0x00,0x00,0x00,0x00,0xC1,0x03,0x05,0x04,
	0xD1,0xFE,0xFF,0xFF,0x00,0x00,0xAC,0x53,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x55,0xAA};
void CopyPart(char *src,char *dest);
void copyright();
void reboot(void)
{
 void (far *reboot_ptr)(void);
 unsigned int far *i_ptr;
 clrscr();
 i_ptr=MK_FP(0x0040,0x0072);
 *i_ptr=0x1234;
 reboot_ptr=MK_FP(0xF000,0xFFF0);
 reboot_ptr();
}
main()
{
 char filename[20];
 char *buffer;
 FILE *fp;
 copyright();
 printf("\n BACKUP Filename: ");
 scanf("%s",filename);
 printf("\n Backuping File %s ...... ",filename);
 fp=fopen(filename,"wb");
 if(fp==NULL){puts("\n\a Open file error");exit(1);}
 buffer=(char *)malloc(512);
 if(biosdisk(0x02,0x80,0,0,1,1,buffer))
 {
  printf("\n Read HD Master Boot Sector error!\n");
  exit(1);
 }
 fwrite(buffer,512,1,fp);
 fclose(fp);
 printf(" OK!\n");
 CopyPart(buffer+0x1be,Sector1+0x1be);
 printf("\n Write Old HD Master Boot Sector to Sector 3 ...... ");
 if(biosdisk(0x03,0x80,0,0,3,1,buffer))
 {
  printf("\n Write Old HD Master Boot Sector to Sector 3 error!\n");
  exit(1);
 }
 printf(" OK!\n");
 printf("\n Write Old HD Master Boot Sector to Sector 7 ...... ");
 if(biosdisk(0x03,0x80,0,0,7,1,buffer))
 {
  printf("\n Write Old HD Master Boot Sector to Sector 7 error!\n");
  exit(1);
 }
 printf(" OK!\n");
 free(buffer);
 printf("\n Write New Data to HD Master Boot Sector ...... ");
 if(biosdisk(0x03,0x80,0,0,1,1,Sector1))
 {
  printf("\n Restore HD Master Boot Sector error!\n");
  exit(1);
 }
 printf(" OK!\n");
 printf("\n Now,your Hard-Disk is all right!");
 printf("\n Prees any key to reboot your system.\n");
 getch();
 reboot();
}
void copyright()
{
 printf("\n Babysoft  (R) HD Master Boot Sector Fixer version 1.0.");
 printf("\n Copyright (C) 1997.9 LiuYading,Babysoft Corp.\n");
}
void CopyPart(char *src,char *dest)
{
 char Plength;
 Plength=0x40;
 while(Plength>=0)
 {
  *(dest+Plength)=*(src+Plength);
  Plength--;
 }
}