Apple-2-Tools/AppleCommander
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Changed creation to use a create method instead of a constructor -

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this is better suited to disks with multiple logical disks. Segmented
common format code which is used by UniDOS and OzDOS.
This commit is contained in:
Robert Greene 2002-12-17 05:25:20 +00:00
parent 1479d0fee8
commit de3f39b24a
1 changed files with 22 additions and 12 deletions
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34
src/com/webcodepro/applecommander/storage/DosFormatDisk.java
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@ -98,14 +98,14 @@ public class DosFormatDisk extends FormattedDisk {
}
/**
* Constructor for DosFormatDisk. All DOS disk images are expected to
* Create a DosFormatDisk. All DOS disk images are expected to
* be 140K in size.
* @param filename
* @param diskImage
* @param order
*/
public DosFormatDisk(String filename) {
super(filename, new byte[APPLE_140KB_DISK]);
public static DosFormatDisk[] create(String filename) {
DosFormatDisk disk =
new DosFormatDisk(filename, new byte[APPLE_140KB_DISK]);
disk.format();
return new DosFormatDisk[] { disk };
}
/**
@ -375,10 +375,20 @@ public class DosFormatDisk extends FormattedDisk {
* @see com.webcodepro.applecommander.storage.FormattedDisk#format()
*/
public void format() {
format(15, 35, 16);
}
/**
* Format the disk as DOS 3.3 given the dymanic parameters.
* (Used for UniDOS and OzDOS.)
*/
protected void format(int firstCatalogSector, int tracksPerDisk,
int sectorsPerTrack) {
writeBootCode();
// create catalog sectors
byte[] data = new byte[SECTOR_SIZE];
for (int sector=15; sector > 0; sector--) {
for (int sector=firstCatalogSector; sector > 0; sector--) {
if (sector == 0) {
data[0x01] = CATALOG_TRACK;
data[0x02] = (byte)(sector-1);
@ -390,17 +400,17 @@ public class DosFormatDisk extends FormattedDisk {
}
// create VTOC
data[0x01] = CATALOG_TRACK; // track# of first catalog sector
data[0x02] = 15; // sector# of first catalog sector
data[0x02] = (byte)firstCatalogSector; // sector# of first catalog sector
data[0x03] = 3; // DOS 3.3 formatted
data[0x06] = (byte)254; // DISK VOLUME#
data[0x27] = 122; // maximum # of T/S pairs in a sector
data[0x30] = CATALOG_TRACK+1; // last track where sectors allocated
data[0x31] = 1; // direction of allocation
data[0x34] = 35; // tracks per disk
data[0x35] = 16; // sectors per disk
data[0x34] = (byte)tracksPerDisk; // tracks per disk
data[0x35] = (byte)sectorsPerTrack;// sectors per track
data[0x37] = 1; // 36/37 are # of bytes per sector
for (int track=0; track<35; track++) {
for (int sector=0; sector<16; sector++) {
for (int track=0; track<tracksPerDisk; track++) {
for (int sector=0; sector<sectorsPerTrack; sector++) {
if (track == 0 || track == CATALOG_TRACK) {
setSectorUsed(track, sector, data);
} else {