/*Informationen von 512 Bytes, zum des Raumes des schlechten Sektors zu füllen */
/// Ich verwendete 512 null, um den Abstand von 512 Bytes zu füllen\\\
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 Den Namen der Akte mit Weg eintragen, um die Daten vorübergehend zu speichern\n");
gets(filename);
if((tt=fopen(filename,"wb"))==NULL)
{
printf("Konnte die Akte herstellen, betätigt keinen Schlüssel, um HERAUSZUNEHMEN");
getch();
exit(0);
}
printf("\n Initialisierendes Diskette-System…\n");
/// Das Plattensystem initialisieren \\\
for(i=0; i<3; i++)
{
regs.h.ah = 0x00; /* Plattensystem zurückstellen */
regs.h.dl = 0x00; /* Diskette a: */
int86(0x13, ®s, ®s);
}
for(track=0;track<=79;track++)
{
for(head=0;head<=1;head++)
{
for(sector=1;sector<=18;sector++)
{
dinfo.drive = 0; /* Laufwerknummer für A: */
dinfo.head = head; /* Scheibe Spurnummer*/
dinfo.track = track; /* Schiene Zahl*/
dinfo.sector = sector; /*Sektorzahl */
dinfo.nsectors = 1; /* Sektoranzahl */
dinfo.buffer = dbuf; /* Datenpuffer */
result = _bios_disk(_DISK_READ, &dinfo);
if ((result & 0xff00) == 0)
{
for(i=0;i<512;i++)
fprintf(tt,"%c",dbuf[i] & 0xff);
}
else
{
printf("Kann nicht Antrieb A lesen, status =
0x%02x\t%d\t%d\t%d\n", result, head, track, sector);
/*Wenn Sektor nicht lesbar ist, 512 Bytes durch dbuf2 besetzen */
fwrite(dbuf2,512,1,tt);
}
printf("Messwert Track= %d Head= %d Sector= %d\n",
track, head, sector);
}
}
}
}
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