94 lines
3.4 KiB
Java
Executable File
94 lines
3.4 KiB
Java
Executable File
package com.bytezone.diskbrowser.applefile;
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import java.util.ArrayList;
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import java.util.Iterator;
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import java.util.List;
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import com.bytezone.diskbrowser.utilities.FileFormatException;
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import com.bytezone.diskbrowser.utilities.HexFormatter;
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import com.bytezone.diskbrowser.utilities.Utility;
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// ---------------------------------------------------------------------------------//
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public class PascalCode extends AbstractFile
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implements PascalConstants, Iterable<PascalSegment>
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// ---------------------------------------------------------------------------------//
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{
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private final List<PascalSegment> segments = new ArrayList<> (16);
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private final String comment;
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// private final int blockOffset;
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// private final Relocator relocator;
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// ---------------------------------------------------------------------------------//
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public static void print ()
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// ---------------------------------------------------------------------------------//
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{
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for (int i = 0; i < 216; i++)
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System.out.printf ("%3d %d %3s %s%n", i + 128, PascalConstants.mnemonicSize[i],
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PascalConstants.mnemonics[i], PascalConstants.descriptions[i]);
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}
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// ---------------------------------------------------------------------------------//
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public PascalCode (String name, byte[] buffer, int blockOffset)
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// ---------------------------------------------------------------------------------//
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{
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super (name, buffer);
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SegmentDictionary segmentDictionary = new SegmentDictionary (name, buffer);
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if (!segmentDictionary.isValid ())
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throw new FileFormatException ("Error in PascalSegment");
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// this.blockOffset = blockOffset;
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// this.relocator = relocator;
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// if (relocator != null)
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// relocator.getMultiDiskAddress ("SEG-DIC", blockOffset, 1);
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int nonameCounter = 0;
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// Create segment list (up to 16 segments)
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for (int i = 0; i < 16; i++)
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{
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String codeName = HexFormatter.getString (buffer, 0x40 + i * 8, 8).trim ();
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int size = Utility.getShort (buffer, i * 4 + 2);
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if (codeName.length () == 0 && size > 0)
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codeName = "<NULL" + ++nonameCounter + ">";
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if (size > 0)
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{
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// this could throw an exception
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PascalSegment pascalSegment =
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new PascalSegment (codeName, buffer, i, blockOffset);
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segments.add (pascalSegment);
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}
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}
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comment = HexFormatter.getPascalString (buffer, 0x1B0);
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}
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// ---------------------------------------------------------------------------------//
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@Override
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public String getText ()
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// ---------------------------------------------------------------------------------//
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{
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StringBuilder text = new StringBuilder (getHeader ());
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text.append ("Segment Dictionary\n==================\n\n");
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text.append ("Slot Addr Blks Byte Name Kind"
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+ " Txt Seg Mch Ver I/S I/S Disk:Block\n");
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text.append ("---- ---- ---- ---- -------- ---------------"
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+ " --- --- --- --- --- --- ---------------------\n");
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for (PascalSegment segment : segments)
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text.append (segment.toText () + "\n");
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text.append ("\nComment : " + comment);
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return text.toString ();
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}
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// ---------------------------------------------------------------------------------//
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@Override
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public Iterator<PascalSegment> iterator ()
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// ---------------------------------------------------------------------------------//
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{
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return segments.iterator ();
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}
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} |