512位元的资料填补空间机构不良

/*512位元的资料填补空间机构不良 */

///以前零填补面积51238512 \\\

static char dbuf2[512] =
"00000000000000000000000000000000" "00000000000000000000000000000000" "00000000000000000000000000000000" "00000000000000000000000000000000" "00000000000000000000000000000000" "00000000000000000000000000000000" "00000000000000000000000000000000" "00000000000000000000000000000000" "00000000000000000000000000000000" "00000000000000000000000000000000" "00000000000000000000000000000000" "00000000000000000000000000000000" "00000000000000000000000000000000" "00000000000000000000000000000000" "00000000000000000000000000000000" "00000000000000000000000000000000";

FILE *tt;
clrscr();
printf("\n 档案名称进入道路临时储存\n");
gets(filename);
if((tt=fopen(filename,"wb"))==NULL)
{
printf("不建立档案,对重点出口任何新闻");
getch();
exit(0);
}
printf("\n 磁碟系统着手.\n");

/// 盘系统启动 \\\

for(i=0; i<3; i++)
{
regs.h.ah = 0x00; /* 重新盘系统 */
regs.h.dl = 0x00; /* 软盘的: */

int86(0x13, &regs, &regs);
}

for(track=0;track<=79;track++)
{
for(head=0;head<=1;head++)
{
for(sector=1;sector<=18;sector++)
{
dinfo.drive = 0; /* 活动的人数: */
dinfo.head = head; /* 盘头多 */
dinfo.track = track; /* 多轨道 */
dinfo.sector = sector; /* 一些部门 */
dinfo.nsectors = 1; /* 计部门 */
dinfo.buffer = dbuf; /* 数据缓冲 */

result = _bios_disk(_DISK_READ, &dinfo);

if ((result & 0xff00) == 0)
{
for(i=0;i<512;i++)
fprintf(tt,"%c",dbuf[i] & 0xff);
}

else
{
printf("不懂驾驶、地位 =
0x%02x\t%d\t%d\t%d\n", result, head, track, sector);

/* 如果部门不辨,占了38512dbuf2 */

fwrite(dbuf2,512,1,tt);
}

printf("阅读跟踪= %d Head= %d Sector= %d\n",
track, head, sector);
}
}
}
}

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