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https://github.com/dmolony/DiskBrowser.git
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new pascal Relocator
This commit is contained in:
Denis Molony
parent
cf833ab7d7
commit
e911fae830
@ -4,66 +4,79 @@ 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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public class PascalCode extends AbstractFile implements PascalConstants, Iterable<PascalSegment>
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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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List<PascalSegment> segments = new ArrayList<PascalSegment> (16);
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String codeName;
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String comment;
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List<PascalSegment> segments = new ArrayList<PascalSegment> (16);
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String codeName;
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String comment;
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public static void print ()
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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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public static void print ()
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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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public PascalCode (String name, byte[] buffer)
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{
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super (name, buffer);
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int nonameCounter = 0;
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public PascalCode (String name, byte[] buffer)
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{
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super (name, buffer);
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int nonameCounter = 0;
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// Build 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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codeName = HexFormatter.getString (buffer, 0x40 + i * 8, 8).trim ();
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int size = HexFormatter.intValue (buffer[i * 4 + 2], buffer[i * 4 + 3]);
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if (size > 0)
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{
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if (codeName.length () == 0)
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codeName = "<NULL" + nonameCounter++ + ">";
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segments.add (new PascalSegment (codeName, buffer, i));
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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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// Build 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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codeName = HexFormatter.getString (buffer, 0x40 + i * 8, 8).trim ();
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int size = HexFormatter.intValue (buffer[i * 4 + 2], buffer[i * 4 + 3]);
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System.out.printf ("%s %s %d %n", HexFormatter.getHexString (buffer, i * 4, 4),
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codeName, size);
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if (size > 0)
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{
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if (codeName.length () == 0)
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codeName = "<NULL" + nonameCounter++ + ">";
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try
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{
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segments.add (new PascalSegment (codeName, buffer, i));
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}
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catch (FileFormatException e)
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{
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System.out.println ("Bad segment");
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}
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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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public String getText ()
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{
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StringBuilder text = new StringBuilder (getHeader ());
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@Override
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public String getText ()
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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 ("Segment Dictionary\n==================\n\n");
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text.append ("Slot Addr Len Len Name Kind"
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+ " Text Seg# Mtyp Vers I/S\n");
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text.append ("---- ---- ----- ----- -------- ---------------"
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+ " ---- ---- ---- ---- ---\n");
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text.append ("Slot Addr Len Len Name Kind"
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+ " Text Seg# Mtyp Vers I/S\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 + "\n\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 + "\n\n");
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return text.toString ();
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}
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return text.toString ();
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}
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private String getHeader ()
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{
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return "Name : " + name + "\n\n";
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}
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private String getHeader ()
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{
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return "Name : " + name + "\n\n";
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}
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public Iterator<PascalSegment> iterator ()
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{
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return segments.iterator ();
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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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return segments.iterator ();
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}
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}
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@ -7,323 +7,331 @@ import com.bytezone.diskbrowser.utilities.HexFormatter;
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public class PascalCodeStatement implements PascalConstants
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{
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private static final String[] compValue =
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{ "invalid", "", "REAL", "", "STR", "", "BOOL", "", "POWR", "", "BYT", "", "WORD" };
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private static final String[] compValue =
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{ "invalid", "", "REAL", "", "STR", "", "BOOL", "", "POWR", "", "BYT", "", "WORD" };
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int length;
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int val;
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int p1, p2, p3;
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String mnemonic;
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String extras = "";
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String description;
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String text;
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int ptr; // temp
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byte[] buffer;
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boolean jumpTarget;
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List<Jump> jumps = new ArrayList<Jump> ();
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int length;
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int val;
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int p1, p2, p3;
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String mnemonic;
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String extras = "";
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String description;
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String text;
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int ptr; // temp
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byte[] buffer;
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boolean jumpTarget;
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List<Jump> jumps = new ArrayList<Jump> ();
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public PascalCodeStatement (byte[] buffer, int ptr, int procPtr)
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{
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this.ptr = ptr;
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this.buffer = buffer;
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length = 1;
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val = buffer[ptr] & 0xFF;
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if (val <= 127)
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{
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mnemonic = "SLDC";
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extras = "#" + val;
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description = "Short load constant - push #" + val;
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}
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else if (val >= 248)
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{
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mnemonic = "SIND";
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extras = "#" + (val - 248);
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description = "Short index load - push word *ToS + #" + (val - 248);
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}
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else if (val >= 232)
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{
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mnemonic = "SLDO";
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extras = "#" + (val - 231);
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description = "Short load global - push BASE + #" + (val - 231);
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}
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else if (val >= 216)
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{
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mnemonic = "SLDL";
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extras = "#" + (val - 215);
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description = "Short load local - push MP + #" + (val - 215);
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}
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else
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{
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mnemonic = mnemonics[val - 128];
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description = descriptions[val - 128];
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public PascalCodeStatement (byte[] buffer, int ptr, int procPtr)
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{
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this.ptr = ptr;
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this.buffer = buffer;
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length = 1;
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val = buffer[ptr] & 0xFF;
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if (val <= 127)
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{
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mnemonic = "SLDC";
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extras = "#" + val;
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description = "Short load constant - push #" + val;
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}
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else if (val >= 248)
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{
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mnemonic = "SIND";
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extras = "#" + (val - 248);
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description = "Short index load - push word *ToS + #" + (val - 248);
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}
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else if (val >= 232)
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{
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mnemonic = "SLDO";
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extras = "#" + (val - 231);
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description = "Short load global - push BASE + #" + (val - 231);
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}
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else if (val >= 216)
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{
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mnemonic = "SLDL";
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extras = "#" + (val - 215);
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description = "Short load local - push MP + #" + (val - 215);
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}
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else
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{
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mnemonic = mnemonics[val - 128];
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description = descriptions[val - 128];
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length = mnemonicSize[val - 128];
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if (length != 1)
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{
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switch (val)
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{
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// W1, W2, W3, <table> - word aligned case jump
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case 172: //XJP
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int padding = (ptr % 2) == 0 ? 1 : 0;
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p1 = getWord (buffer, ptr + padding + 1);
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p2 = getWord (buffer, ptr + padding + 3);
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p3 = getWord (buffer, ptr + padding + 5);
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length = (p2 - p1 + 1) * 2 + 7 + padding;
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setParameters (p1, p2, String.format ("%04X", p3));
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int v = p1;
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int min = ptr + padding + 7;
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int max = min + (p2 - p1) * 2;
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for (int i = min; i <= max; i += 2)
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{
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jumps.add (new Jump (i, i - HexFormatter.intValue (buffer[i], buffer[i + 1]), v++));
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}
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break;
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length = mnemonicSize[val - 128];
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if (length != 1)
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{
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switch (val)
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{
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// W1, W2, W3, <table> - word aligned case jump
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case 172: //XJP
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int padding = (ptr % 2) == 0 ? 1 : 0;
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p1 = getWord (buffer, ptr + padding + 1);
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p2 = getWord (buffer, ptr + padding + 3);
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p3 = getWord (buffer, ptr + padding + 5);
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length = (p2 - p1 + 1) * 2 + 7 + padding;
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setParameters (p1, p2, String.format ("%04X", p3));
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int v = p1;
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int min = ptr + padding + 7;
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int max = min + (p2 - p1) * 2;
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for (int i = min; i <= max; i += 2)
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{
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jumps.add (new Jump (i,
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i - HexFormatter.intValue (buffer[i], buffer[i + 1]), v++));
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}
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break;
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// UB, <block> - word aligned
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case 179: //LDC
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p1 = buffer[ptr + 1] & 0xFF;
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padding = ptr % 2 == 0 ? 0 : 1;
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length = p1 * 2 + padding + 2;
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setParameters (p1);
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break;
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// UB, <block> - word aligned
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case 179: //LDC
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p1 = buffer[ptr + 1] & 0xFF;
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padding = ptr % 2 == 0 ? 0 : 1;
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length = p1 * 2 + padding + 2;
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setParameters (p1);
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break;
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// UB, <chars>
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case 166: // LSA
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case 208: // LPA
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p1 = buffer[ptr + 1] & 0xFF;
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length = p1 + 2;
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if (val == 166)
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{
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text = HexFormatter.getPascalString (buffer, ptr + 1);
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description += ": " + text;
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}
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break;
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// UB, <chars>
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case 166: // LSA
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case 208: // LPA
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p1 = buffer[ptr + 1] & 0xFF;
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length = p1 + 2;
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if (val == 166)
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{
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text = HexFormatter.getPascalString (buffer, ptr + 1);
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description += ": " + text;
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}
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break;
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// W
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case 199: // LDCI
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p1 = getWord (buffer, ptr + 1);
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setParameters (p1);
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break;
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// W
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case 199: // LDCI
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p1 = getWord (buffer, ptr + 1);
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setParameters (p1);
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break;
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// B
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case 162: // INC
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case 163: // IND
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case 164: // IXA
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case 165: // LAO
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case 168: // MOV
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case 169: // LDO
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case 171: // SRO
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case 198: // LLA
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case 202: // LDL
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case 204: // STL
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case 213: // BPT
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length = getLengthOfB (buffer[ptr + 1]) + 1;
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p1 = getValueOfB (buffer, ptr + 1, length - 1);
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setParameters (p1);
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break;
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// B
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case 162: // INC
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case 163: // IND
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case 164: // IXA
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case 165: // LAO
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case 168: // MOV
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case 169: // LDO
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case 171: // SRO
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case 198: // LLA
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case 202: // LDL
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case 204: // STL
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case 213: // BPT
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length = getLengthOfB (buffer[ptr + 1]) + 1;
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p1 = getValueOfB (buffer, ptr + 1, length - 1);
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setParameters (p1);
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break;
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// DB, B or UB, B
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case 157: // LDE
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case 167: // LAE
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case 178: // LDA
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case 182: // LOD
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case 184: // STR
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case 209: // STE
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length = getLengthOfB (buffer[ptr + 2]) + 2;
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p1 = buffer[ptr + 1] & 0xFF;
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p2 = getValueOfB (buffer, ptr + 2, length - 2);
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setParameters (p1, p2);
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break;
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// DB, B or UB, B
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case 157: // LDE
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case 167: // LAE
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case 178: // LDA
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case 182: // LOD
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case 184: // STR
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case 209: // STE
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length = getLengthOfB (buffer[ptr + 2]) + 2;
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p1 = buffer[ptr + 1] & 0xFF;
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p2 = getValueOfB (buffer, ptr + 2, length - 2);
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setParameters (p1, p2);
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break;
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// UB1, UB2
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case 192: // IXP
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case 205: // CXP
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p1 = buffer[ptr + 1] & 0xFF;
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p2 = buffer[ptr + 2] & 0xFF;
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setParameters (p1, p2);
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break;
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// UB1, UB2
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case 192: // IXP
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case 205: // CXP
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p1 = buffer[ptr + 1] & 0xFF;
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p2 = buffer[ptr + 2] & 0xFF;
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setParameters (p1, p2);
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break;
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// SB or DB
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case 161: // FJP
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case 173: // RNP
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case 185: // UJP
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case 193: // RBP
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case 211: // EFJ
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case 212: // NFJ
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p1 = buffer[ptr + 1];
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if (val == 173 || val == 193) // return from procedure
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setParameters (p1);
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else if (p1 < 0)
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{
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// look up jump table entry
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int address = procPtr + p1;
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int ptr2 = address - ((buffer[address + 1] & 0xFF) * 256 + (buffer[address] & 0xFF));
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extras = String.format ("$%04X", ptr2);
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jumps.add (new Jump (ptr, ptr2));
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}
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else
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{
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int address = ptr + length + p1;
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extras = String.format ("$%04X", address);
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jumps.add (new Jump (ptr, address));
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}
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break;
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// SB or DB
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case 161: // FJP
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case 173: // RNP
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case 185: // UJP
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case 193: // RBP
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case 211: // EFJ
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case 212: // NFJ
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p1 = buffer[ptr + 1];
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if (val == 173 || val == 193) // return from procedure
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setParameters (p1);
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else if (p1 < 0)
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{
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// look up jump table entry
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int address = procPtr + p1;
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int ptr2 = address
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- ((buffer[address + 1] & 0xFF) * 256 + (buffer[address] & 0xFF));
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extras = String.format ("$%04X", ptr2);
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jumps.add (new Jump (ptr, ptr2));
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}
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else
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{
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int address = ptr + length + p1;
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extras = String.format ("$%04X", address);
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jumps.add (new Jump (ptr, address));
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}
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break;
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// UB
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case 160: // AOJ
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case 170: // SAS
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case 174: // CIP
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case 188: // LDM
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case 189: // STM
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case 194: // CBP
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case 206: // CLP
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case 207: // CGP
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p1 = buffer[ptr + 1] & 0xFF;
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setParameters (p1);
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break;
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// UB
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case 160: // AOJ
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case 170: // SAS
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case 174: // CIP
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case 188: // LDM
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case 189: // STM
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case 194: // CBP
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case 206: // CLP
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case 207: // CGP
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p1 = buffer[ptr + 1] & 0xFF;
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setParameters (p1);
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break;
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// CSP
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case 158:
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p1 = buffer[ptr + 1];
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description = "Call standard procedure - " + CSP[p1];
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break;
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// CSP
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case 158:
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p1 = buffer[ptr + 1] & 0xFF;
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if (p1 < CSP.length)
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description = "Call standard procedure - " + CSP[p1];
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else
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description = "Call standard procedure - index out of bounds";
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break;
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// Non-integer comparisons
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case 175:
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case 176:
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case 177:
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case 180:
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case 181:
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case 183:
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p1 = buffer[ptr + 1]; // 2/4/6/8/10/12
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if (p1 < 0 || p1 >= compValue.length)
|
||||
{
|
||||
System.out.printf ("%d %d %d%n", val, p1, ptr);
|
||||
mnemonic += "******************************";
|
||||
break;
|
||||
}
|
||||
mnemonic += compValue[p1];
|
||||
if (p1 == 10 || p1 == 12)
|
||||
{
|
||||
length = getLengthOfB (buffer[ptr + 2]) + 2;
|
||||
p2 = getValueOfB (buffer, ptr + 2, length - 2);
|
||||
setParameters (p2);
|
||||
}
|
||||
break;
|
||||
// Non-integer comparisons
|
||||
case 175:
|
||||
case 176:
|
||||
case 177:
|
||||
case 180:
|
||||
case 181:
|
||||
case 183:
|
||||
p1 = buffer[ptr + 1] & 0xFF; // 2/4/6/8/10/12
|
||||
if (p1 < 0 || p1 >= compValue.length)
|
||||
{
|
||||
System.out.printf ("%d %d %d%n", val, p1, ptr);
|
||||
mnemonic += "******************************";
|
||||
break;
|
||||
}
|
||||
mnemonic += compValue[p1];
|
||||
if (p1 == 10 || p1 == 12)
|
||||
{
|
||||
length = getLengthOfB (buffer[ptr + 2]) + 2;
|
||||
p2 = getValueOfB (buffer, ptr + 2, length - 2);
|
||||
setParameters (p2);
|
||||
}
|
||||
break;
|
||||
|
||||
default:
|
||||
System.out.println ("Forgot : " + val);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
default:
|
||||
System.out.println ("Forgot : " + val);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private int getWord (byte[] buffer, int ptr)
|
||||
{
|
||||
return (buffer[ptr + 1] & 0xFF) * 256 + (buffer[ptr] & 0xFF);
|
||||
}
|
||||
private int getWord (byte[] buffer, int ptr)
|
||||
{
|
||||
return (buffer[ptr + 1] & 0xFF) * 256 + (buffer[ptr] & 0xFF);
|
||||
}
|
||||
|
||||
private int getLengthOfB (byte b)
|
||||
{
|
||||
return (b & 0x80) == 0x80 ? 2 : 1;
|
||||
}
|
||||
private int getLengthOfB (byte b)
|
||||
{
|
||||
return (b & 0x80) == 0x80 ? 2 : 1;
|
||||
}
|
||||
|
||||
private int getValueOfB (byte[] buffer, int ptr, int length)
|
||||
{
|
||||
if (length == 2)
|
||||
return (buffer[ptr] & 0x7F) * 256 + (buffer[ptr + 1] & 0xFF);
|
||||
return buffer[ptr] & 0xFF;
|
||||
}
|
||||
private int getValueOfB (byte[] buffer, int ptr, int length)
|
||||
{
|
||||
if (length == 2)
|
||||
return (buffer[ptr] & 0x7F) * 256 + (buffer[ptr + 1] & 0xFF);
|
||||
return buffer[ptr] & 0xFF;
|
||||
}
|
||||
|
||||
private void setParameters (int p1)
|
||||
{
|
||||
description = description.replaceFirst (":1", p1 + "");
|
||||
extras = "#" + p1;
|
||||
}
|
||||
private void setParameters (int p1)
|
||||
{
|
||||
description = description.replaceFirst (":1", p1 + "");
|
||||
extras = "#" + p1;
|
||||
}
|
||||
|
||||
private void setParameters (int p1, int p2)
|
||||
{
|
||||
setParameters (p1);
|
||||
extras += ", #" + p2;
|
||||
description = description.replaceFirst (":2", p2 + "");
|
||||
}
|
||||
private void setParameters (int p1, int p2)
|
||||
{
|
||||
setParameters (p1);
|
||||
extras += ", #" + p2;
|
||||
description = description.replaceFirst (":2", p2 + "");
|
||||
}
|
||||
|
||||
private void setParameters (int p1, int p2, String p3)
|
||||
{
|
||||
setParameters (p1, p2);
|
||||
description = description.replaceFirst (":3", p3);
|
||||
}
|
||||
private void setParameters (int p1, int p2, String p3)
|
||||
{
|
||||
setParameters (p1, p2);
|
||||
description = description.replaceFirst (":3", p3);
|
||||
}
|
||||
|
||||
public String toString ()
|
||||
{
|
||||
String hex = getHex (buffer, ptr, length > 4 ? 4 : length);
|
||||
StringBuilder text = new StringBuilder ();
|
||||
text.append (String.format ("%2s%05X: %-11s %-6s %-8s %s%n", jumpTarget ? "->" : "", ptr,
|
||||
hex, mnemonic, extras, description));
|
||||
if (length > 4)
|
||||
{
|
||||
int bytesLeft = length - 4;
|
||||
int jmp = 0;
|
||||
int p = ptr + 4;
|
||||
while (bytesLeft > 0)
|
||||
{
|
||||
String line = getHex (buffer, p, (bytesLeft > 4) ? 4 : bytesLeft);
|
||||
text.append (" " + line);
|
||||
if (jumps.size () > 0)
|
||||
{
|
||||
if (jmp < jumps.size ())
|
||||
text.append (" " + jumps.get (jmp++));
|
||||
if (jmp < jumps.size ())
|
||||
text.append (" " + jumps.get (jmp++));
|
||||
}
|
||||
text.append ("\n");
|
||||
bytesLeft -= 4;
|
||||
p += 4;
|
||||
}
|
||||
}
|
||||
return text.toString ();
|
||||
}
|
||||
@Override
|
||||
public String toString ()
|
||||
{
|
||||
String hex = getHex (buffer, ptr, length > 4 ? 4 : length);
|
||||
StringBuilder text = new StringBuilder ();
|
||||
text.append (String.format ("%2s%05X: %-11s %-6s %-8s %s%n",
|
||||
jumpTarget ? "->" : "", ptr, hex, mnemonic, extras,
|
||||
description));
|
||||
if (length > 4)
|
||||
{
|
||||
int bytesLeft = length - 4;
|
||||
int jmp = 0;
|
||||
int p = ptr + 4;
|
||||
while (bytesLeft > 0)
|
||||
{
|
||||
String line = getHex (buffer, p, (bytesLeft > 4) ? 4 : bytesLeft);
|
||||
text.append (" " + line);
|
||||
if (jumps.size () > 0)
|
||||
{
|
||||
if (jmp < jumps.size ())
|
||||
text.append (" " + jumps.get (jmp++));
|
||||
if (jmp < jumps.size ())
|
||||
text.append (" " + jumps.get (jmp++));
|
||||
}
|
||||
text.append ("\n");
|
||||
bytesLeft -= 4;
|
||||
p += 4;
|
||||
}
|
||||
}
|
||||
return text.toString ();
|
||||
}
|
||||
|
||||
private String getHex (byte[] buffer, int offset, int length)
|
||||
{
|
||||
if ((offset + length) >= buffer.length)
|
||||
{
|
||||
System.out.println ("too many");
|
||||
return "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx";
|
||||
}
|
||||
StringBuilder text = new StringBuilder ();
|
||||
for (int i = 0; i < length; i++)
|
||||
text.append (String.format ("%02X ", buffer[offset + i]));
|
||||
if (text.length () > 0)
|
||||
text.deleteCharAt (text.length () - 1);
|
||||
return text.toString ();
|
||||
}
|
||||
private String getHex (byte[] buffer, int offset, int length)
|
||||
{
|
||||
if ((offset + length) >= buffer.length)
|
||||
{
|
||||
System.out.println ("too many");
|
||||
return "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx";
|
||||
}
|
||||
StringBuilder text = new StringBuilder ();
|
||||
for (int i = 0; i < length; i++)
|
||||
text.append (String.format ("%02X ", buffer[offset + i]));
|
||||
if (text.length () > 0)
|
||||
text.deleteCharAt (text.length () - 1);
|
||||
return text.toString ();
|
||||
}
|
||||
|
||||
class Jump
|
||||
{
|
||||
int addressFrom;
|
||||
int addressTo;
|
||||
boolean caseJump;
|
||||
int caseValue;
|
||||
class Jump
|
||||
{
|
||||
int addressFrom;
|
||||
int addressTo;
|
||||
boolean caseJump;
|
||||
int caseValue;
|
||||
|
||||
public Jump (int addressFrom, int addressTo)
|
||||
{
|
||||
this.addressFrom = addressFrom;
|
||||
this.addressTo = addressTo;
|
||||
}
|
||||
public Jump (int addressFrom, int addressTo)
|
||||
{
|
||||
this.addressFrom = addressFrom;
|
||||
this.addressTo = addressTo;
|
||||
}
|
||||
|
||||
public Jump (int addressFrom, int addressTo, int value)
|
||||
{
|
||||
this (addressFrom, addressTo);
|
||||
this.caseValue = value;
|
||||
this.caseJump = true;
|
||||
}
|
||||
public Jump (int addressFrom, int addressTo, int value)
|
||||
{
|
||||
this (addressFrom, addressTo);
|
||||
this.caseValue = value;
|
||||
this.caseJump = true;
|
||||
}
|
||||
|
||||
public String toString ()
|
||||
{
|
||||
if (caseJump)
|
||||
return String.format ("%3d: %04X", caseValue, addressTo);
|
||||
return String.format ("%04X", addressTo);
|
||||
}
|
||||
}
|
||||
@Override
|
||||
public String toString ()
|
||||
{
|
||||
if (caseJump)
|
||||
return String.format ("%3d: %04X", caseValue, addressTo);
|
||||
return String.format ("%04X", addressTo);
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -2,117 +2,91 @@ package com.bytezone.diskbrowser.applefile;
|
||||
|
||||
public interface PascalConstants
|
||||
{
|
||||
static String[] mnemonics =
|
||||
{ "ABI", "ABR", "ADI", "ADR", "LAND", "DIF", "DVI", "DVR", "CHK", "FLO", "FLT",
|
||||
"INN", "INT", "LOR", "MODI", "MPI", "MPR", "NGI", "NGR", "LNOT", "SRS", "SBI",
|
||||
"SBR", "SGS", "SQI", "SQR", "STO", "IXS", "UNI", "LDE", "CSP", "LDCN", "ADJ",
|
||||
"FJP", "INC", "IND", "IXA", "LAO", "LSA", "LAE", "MOV", "LDO", "SAS", "SRO", "XJP",
|
||||
"RNP", "CIP", "EQU", "GEQ", "GRT", "LDA", "LDC", "LEQ", "LES", "LOD", "NEQ", "STR",
|
||||
"UJP", "LDP", "STP", "LDM", "STM", "LDB", "STB", "IXP", "RBP", "CBP", "EQUI",
|
||||
"GEQI", "GRTI", "LLA", "LDCI", "LEQI", "LESI", "LDL", "NEQI", "STL", "CXP", "CLP",
|
||||
"CGP", "LPA", "STE", "???", "EFJ", "NFJ", "BPT", "XIT", "NOP" };
|
||||
static String[] mnemonics =
|
||||
{ "ABI", "ABR", "ADI", "ADR", "LAND", "DIF", "DVI", "DVR", "CHK", "FLO", "FLT",
|
||||
"INN", "INT", "LOR", "MODI", "MPI", "MPR", "NGI", "NGR", "LNOT", "SRS", "SBI",
|
||||
"SBR", "SGS", "SQI", "SQR", "STO", "IXS", "UNI", "LDE", "CSP", "LDCN", "ADJ",
|
||||
"FJP", "INC", "IND", "IXA", "LAO", "LSA", "LAE", "MOV", "LDO", "SAS", "SRO",
|
||||
"XJP", "RNP", "CIP", "EQU", "GEQ", "GRT", "LDA", "LDC", "LEQ", "LES", "LOD",
|
||||
"NEQ", "STR", "UJP", "LDP", "STP", "LDM", "STM", "LDB", "STB", "IXP", "RBP",
|
||||
"CBP", "EQUI", "GEQI", "GRTI", "LLA", "LDCI", "LEQI", "LESI", "LDL", "NEQI",
|
||||
"STL", "CXP", "CLP", "CGP", "LPA", "STE", "???", "EFJ", "NFJ", "BPT", "XIT",
|
||||
"NOP" };
|
||||
|
||||
static int[] mnemonicSize =
|
||||
//
|
||||
// 128 - 155
|
||||
// 156 - 183
|
||||
// 184 - 211
|
||||
// 212 - 239
|
||||
// 240 - 255
|
||||
static int[] mnemonicSize =
|
||||
//
|
||||
// 128 - 155
|
||||
// 156 - 183
|
||||
// 184 - 211
|
||||
// 212 - 239
|
||||
// 240 - 255
|
||||
|
||||
{ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
||||
1, 3, 2, 1, 2, 2, 2, 2, 2, 2, 0, 3, 2, 2, 2, 2, 0, 2, 2, 2, 2, 2, 3, 0, 2, 2, 3, 2,
|
||||
3, 2, 1, 1, 2, 2, 1, 1, 3, 2, 2, 1, 1, 1, 2, 3, 1, 1, 2, 1, 2, 3, 2, 2, 0, 3, 1, 2,
|
||||
2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
||||
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 };
|
||||
{ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
||||
1, 1, 3, 2, 1, 2, 2, 2, 2, 2, 2, 0, 3, 2, 2, 2, 2, 0, 2, 2, 2, 2, 2, 3, 0, 2, 2,
|
||||
3, 2, 3, 2, 1, 1, 2, 2, 1, 1, 3, 2, 2, 1, 1, 1, 2, 3, 1, 1, 2, 1, 2, 3, 2, 2, 0,
|
||||
3, 1, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
||||
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 };
|
||||
|
||||
static String[] descriptions =
|
||||
{
|
||||
"Absolute value of integer - push ABS(ToS)",
|
||||
"Absolute value of real - push abs((real)ToS)",
|
||||
"Add integers (tos + tos-1)",
|
||||
"Add reals - push ToS + ToS-1",
|
||||
"Logical AND",
|
||||
"Set difference - push difference of sets ToS-1 and ToS",
|
||||
"Divide integers - push ToS-1 / ToS",
|
||||
"Divide reals - push ToS-1 / ToS",
|
||||
"Check subrange bounds - assert ToS-1 <= ToS-2 <= ToS, pop ToS, pop ToS-1",
|
||||
"Float next-to-ToS - push integer ToS-1 after converting to a real",
|
||||
"Float ToS - push integer ToS after converting to a float",
|
||||
"Set Membership - if int ToS-1 is in set ToS, push true, else push false",
|
||||
"Set Intersection - push TOS AND TOS-1",
|
||||
"Logical OR",
|
||||
"Modulo integers - push ToS-1 % ToS",
|
||||
"Multiply TOS by TOS-1",
|
||||
"Multiply reals - push ToS-1 * ToS",
|
||||
"Negate Integer - push two's complement of ToS",
|
||||
"Negate real - push -((real)ToS)",
|
||||
"Logical Not - push one's complement of ToS",
|
||||
"Build a subrange set",
|
||||
"Subtract Integers push ToS-1 - ToS",
|
||||
"Subtract reals - push ToS-1 - ToS",
|
||||
"Build a singleton set",
|
||||
"Square integer - push ToS ^ 2",
|
||||
"Square real - push ToS ^ 2",
|
||||
"Store indirect word - store ToS into word pointed to by ToS-1",
|
||||
"Index string array - push &(*ToS-1 + ToS)",
|
||||
"Set union - push union of sets ToS OR ToS-1",
|
||||
"Load extended word - push word at segment :1+:2",
|
||||
"Call Standard Procedure #:1 - ",
|
||||
"Load Constant NIL",
|
||||
"Adjust set",
|
||||
"Jump if ToS false",
|
||||
"Increment field ptr - push ToS+:1",
|
||||
"Static index and load word",
|
||||
"Compute word pointer from ToS-1 + ToS * :1 words",
|
||||
"Load Global - push (BASE+:1)",
|
||||
"Load constant string address",
|
||||
"Load extended address - push address of word at segment :1+:2",
|
||||
"Move words - transfer :1 words from *ToS to *ToS-1",
|
||||
"Load Global Word - push BASE+:1",
|
||||
"String Assign",
|
||||
"Store TOS into BASE+:1",
|
||||
"Case Jump - :1::2, Error: :3",
|
||||
"Return from non-base procedure (pass :1 words)",
|
||||
"Call intermediate procedure #:1",
|
||||
"ToS-1 == ToS",
|
||||
"ToS-1 >= ToS",
|
||||
"ToS-1 > ToS",
|
||||
"Load Intermediate Address - push :1th activation record +:2 bytes",
|
||||
"Load multi-word constant - :1 words",
|
||||
"ToS-1 <= ToS",
|
||||
"ToS-1 < ToS",
|
||||
"Load Intermediate Word - push :1th activation record +:2 bytes",
|
||||
"ToS-1 <> ToS",
|
||||
"Store intermediate word - store TOS into :2, traverse :1",
|
||||
"Unconditional jump",
|
||||
"Load Packed Field - push *ToS",
|
||||
"Store into packed field",
|
||||
"Load multiple words - push block of unsigned bytes at *ToS",
|
||||
"Store multiple words - store block of UB at ToS to *ToS-1",
|
||||
"Load Byte - index the byte pointer ToS-1 by integer index ToS and push that byte",
|
||||
"Store Byte - index the byte pointer ToS-2 by integer index ToS-1 and move ToS to that location",
|
||||
"Index packed array - do complicated stuff with :1 and :2",
|
||||
"Return from base procedure (pass :1 words)",
|
||||
"Call Base Procedure :1 at lex level -1 or 0", "Compare Integer : ToS-1 = ToS",
|
||||
"Compare Integer : TOS-1 >= TOS", "Compare Integer : TOS-1 > ToS",
|
||||
"Load Local Address - push MP+:1", "Load Word - push #:1",
|
||||
"Compare Integer : TOS-1 <= TOS", "Compare Integer : TOS-1 < ToS",
|
||||
"Load Local Word - push MP+:1", "Compare Integer : TOS-1 <> TOS",
|
||||
"Store Local Word - store ToS into MP+:1",
|
||||
"Call external procedure #:2 in segment #:1", "Call local procedure #:1",
|
||||
"Call global procedure #:1", "Load a packed array - use :1 and :2",
|
||||
"Store extended word - store ToS into word at segment :1+:2", "210 ",
|
||||
"Equal false jump - jump :1 if ToS-1 <> ToS",
|
||||
"Not equal false jump - jump :1 if ToS-1 == ToS",
|
||||
"Breakpoint - not used (does NOP)", "Exit OS - cold boot", "No-op" };
|
||||
static String[] descriptions =
|
||||
{ "Absolute value of integer - push ABS(ToS)",
|
||||
"Absolute value of real - push abs((real)ToS)", "Add integers (tos + tos-1)",
|
||||
"Add reals - push ToS + ToS-1", "Logical AND",
|
||||
"Set difference - push difference of sets ToS-1 and ToS",
|
||||
"Divide integers - push ToS-1 / ToS", "Divide reals - push ToS-1 / ToS",
|
||||
"Check subrange bounds - assert ToS-1 <= ToS-2 <= ToS, pop ToS, pop ToS-1",
|
||||
"Float next-to-ToS - push integer ToS-1 after converting to a real",
|
||||
"Float ToS - push integer ToS after converting to a float",
|
||||
"Set Membership - if int ToS-1 is in set ToS, push true, else push false",
|
||||
"Set Intersection - push TOS AND TOS-1", "Logical OR",
|
||||
"Modulo integers - push ToS-1 % ToS", "Multiply TOS by TOS-1",
|
||||
"Multiply reals - push ToS-1 * ToS",
|
||||
"Negate Integer - push two's complement of ToS",
|
||||
"Negate real - push -((real)ToS)", "Logical Not - push one's complement of ToS",
|
||||
"Build a subrange set", "Subtract Integers push ToS-1 - ToS",
|
||||
"Subtract reals - push ToS-1 - ToS", "Build a singleton set",
|
||||
"Square integer - push ToS ^ 2", "Square real - push ToS ^ 2",
|
||||
"Store indirect word - store ToS into word pointed to by ToS-1",
|
||||
"Index string array - push &(*ToS-1 + ToS)",
|
||||
"Set union - push union of sets ToS OR ToS-1",
|
||||
"Load extended word - push word at segment :1+:2",
|
||||
"Call Standard Procedure #:1 - ", "Load Constant NIL", "Adjust set",
|
||||
"Jump if ToS false", "Increment field ptr - push ToS+:1",
|
||||
"Static index and load word", "Compute word pointer from ToS-1 + ToS * :1 words",
|
||||
"Load Global - push (BASE+:1)", "Load constant string address",
|
||||
"Load extended address - push address of word at segment :1+:2",
|
||||
"Move words - transfer :1 words from *ToS to *ToS-1",
|
||||
"Load Global Word - push BASE+:1", "String Assign", "Store TOS into BASE+:1",
|
||||
"Case Jump - :1::2, Error: :3", "Return from non-base procedure (pass :1 words)",
|
||||
"Call intermediate procedure #:1", "ToS-1 == ToS", "ToS-1 >= ToS", "ToS-1 > ToS",
|
||||
"Load Intermediate Address - push :1th activation record +:2 bytes",
|
||||
"Load multi-word constant - :1 words", "ToS-1 <= ToS", "ToS-1 < ToS",
|
||||
"Load Intermediate Word - push :1th activation record +:2 bytes", "ToS-1 <> ToS",
|
||||
"Store intermediate word - store TOS into :2, traverse :1", "Unconditional jump",
|
||||
"Load Packed Field - push *ToS", "Store into packed field",
|
||||
"Load multiple words - push block of unsigned bytes at *ToS",
|
||||
"Store multiple words - store block of UB at ToS to *ToS-1",
|
||||
"Load Byte - index the byte pointer ToS-1 by integer index ToS and push that byte",
|
||||
"Store Byte - index the byte pointer ToS-2 by integer index ToS-1 and move ToS to that location",
|
||||
"Index packed array - do complicated stuff with :1 and :2",
|
||||
"Return from base procedure (pass :1 words)",
|
||||
"Call Base Procedure :1 at lex level -1 or 0", "Compare Integer : ToS-1 = ToS",
|
||||
"Compare Integer : TOS-1 >= TOS", "Compare Integer : TOS-1 > ToS",
|
||||
"Load Local Address - push MP+:1", "Load Word - push #:1",
|
||||
"Compare Integer : TOS-1 <= TOS", "Compare Integer : TOS-1 < ToS",
|
||||
"Load Local Word - push MP+:1", "Compare Integer : TOS-1 <> TOS",
|
||||
"Store Local Word - store ToS into MP+:1",
|
||||
"Call external procedure #:2 in segment #:1", "Call local procedure #:1",
|
||||
"Call global procedure #:1", "Load a packed array - use :1 and :2",
|
||||
"Store extended word - store ToS into word at segment :1+:2", "210 ",
|
||||
"Equal false jump - jump :1 if ToS-1 <> ToS",
|
||||
"Not equal false jump - jump :1 if ToS-1 == ToS",
|
||||
"Breakpoint - not used (does NOP)", "Exit OS - cold boot", "No-op" };
|
||||
|
||||
static String[] CSP =
|
||||
{ "000", "NEW", "MVL", "MVR", "EXIT", "", "", "IDS", "TRS", "TIM", "FLC", "SCN", "",
|
||||
"", "", "", "", "", "", "", "", "021", "TNC", "RND", "", "", "", "", "", "", "",
|
||||
"MRK", "RLS", "33", "34", "POT", "36", "37", "38", "39", "40" };
|
||||
static String[] CSP =
|
||||
{ "000", "NEW", "MVL", "MVR", "EXIT", "", "", "IDS", "TRS", "TIM", "FLC", "SCN", "",
|
||||
"", "", "", "", "", "", "", "", "021", "TNC", "RND", "", "", "", "", "", "", "",
|
||||
"MRK", "RLS", "33", "34", "POT", "36", "37", "38", "39", "40" };
|
||||
|
||||
static String[] SegmentKind =
|
||||
{ "Linked", "HostSeg", "SegProc", "UnitSeg", "SeprtSeg", "UnlinkedIntrins",
|
||||
"LinkedIntrins", "DataSeg" };
|
||||
static String[] SegmentKind = { "Linked", "HostSeg", "SegProc", "UnitSeg", "SeprtSeg",
|
||||
"UnlinkedIntrins", "LinkedIntrins", "DataSeg" };
|
||||
}
|
||||
@ -8,168 +8,183 @@ import com.bytezone.diskbrowser.utilities.HexFormatter;
|
||||
|
||||
public class PascalProcedure
|
||||
{
|
||||
// all procedures have these fields
|
||||
byte[] buffer;
|
||||
int procOffset;
|
||||
int offset;
|
||||
int slot;
|
||||
boolean valid;
|
||||
// all procedures have these fields
|
||||
byte[] buffer;
|
||||
int procOffset;
|
||||
int offset;
|
||||
int slot;
|
||||
boolean valid;
|
||||
|
||||
// only valid procedures have these fields
|
||||
int procedureNo;
|
||||
int procLevel;
|
||||
int codeStart;
|
||||
int codeEnd;
|
||||
int parmSize;
|
||||
int dataSize;
|
||||
List<PascalCodeStatement> statements = new ArrayList<PascalCodeStatement> ();
|
||||
AssemblerProgram assembler;
|
||||
int jumpTable = -8;
|
||||
// only valid procedures have these fields
|
||||
int procedureNo;
|
||||
int procLevel;
|
||||
int codeStart;
|
||||
int codeEnd;
|
||||
int parmSize;
|
||||
int dataSize;
|
||||
List<PascalCodeStatement> statements = new ArrayList<PascalCodeStatement> ();
|
||||
AssemblerProgram assembler;
|
||||
int jumpTable = -8;
|
||||
|
||||
public PascalProcedure (byte[] buffer, int slot)
|
||||
{
|
||||
this.buffer = buffer;
|
||||
this.slot = slot;
|
||||
int p = buffer.length - 2 - slot * 2;
|
||||
offset = HexFormatter.intValue (buffer[p], buffer[p + 1]);
|
||||
procOffset = p - offset;
|
||||
valid = procOffset > 0;
|
||||
public PascalProcedure (byte[] buffer, int slot)
|
||||
{
|
||||
this.buffer = buffer;
|
||||
this.slot = slot;
|
||||
int p = buffer.length - 2 - slot * 2;
|
||||
offset = HexFormatter.intValue (buffer[p], buffer[p + 1]);
|
||||
procOffset = p - offset;
|
||||
valid = procOffset > 0;
|
||||
|
||||
if (valid)
|
||||
{
|
||||
procedureNo = buffer[procOffset] & 0xFF;
|
||||
procLevel = buffer[procOffset + 1];
|
||||
codeStart = HexFormatter.intValue (buffer[procOffset - 2], buffer[procOffset - 1]);
|
||||
codeEnd = HexFormatter.intValue (buffer[procOffset - 4], buffer[procOffset - 3]);
|
||||
parmSize = HexFormatter.intValue (buffer[procOffset - 6], buffer[procOffset - 5]);
|
||||
dataSize = HexFormatter.intValue (buffer[procOffset - 8], buffer[procOffset - 7]);
|
||||
}
|
||||
}
|
||||
if (valid)
|
||||
{
|
||||
procedureNo = buffer[procOffset] & 0xFF;
|
||||
procLevel = buffer[procOffset + 1];
|
||||
codeStart = HexFormatter.intValue (buffer[procOffset - 2], buffer[procOffset - 1]);
|
||||
codeEnd = HexFormatter.intValue (buffer[procOffset - 4], buffer[procOffset - 3]);
|
||||
parmSize = HexFormatter.intValue (buffer[procOffset - 6], buffer[procOffset - 5]);
|
||||
dataSize = HexFormatter.intValue (buffer[procOffset - 8], buffer[procOffset - 7]);
|
||||
}
|
||||
}
|
||||
|
||||
private void decode ()
|
||||
{
|
||||
if (statements.size () > 0 || assembler != null)
|
||||
return;
|
||||
int ptr = procOffset - codeStart - 2;
|
||||
int max = procOffset + jumpTable;
|
||||
private void decode ()
|
||||
{
|
||||
if (statements.size () > 0 || assembler != null)
|
||||
return;
|
||||
int ptr = procOffset - codeStart - 2;
|
||||
int max = procOffset + jumpTable;
|
||||
|
||||
if (codeEnd == 0)
|
||||
{
|
||||
int len = codeStart + jumpTable + 2;
|
||||
if (len > 0)
|
||||
{
|
||||
byte[] asmBuf = new byte[len];
|
||||
System.arraycopy (buffer, ptr, asmBuf, 0, len);
|
||||
assembler = new AssemblerProgram ("Proc", asmBuf, ptr);
|
||||
}
|
||||
return;
|
||||
}
|
||||
if (codeEnd == 0)
|
||||
{
|
||||
int len = codeStart + jumpTable + 2;
|
||||
if (len > 0)
|
||||
{
|
||||
byte[] asmBuf = new byte[len];
|
||||
System.arraycopy (buffer, ptr, asmBuf, 0, len);
|
||||
assembler = new AssemblerProgram ("Proc", asmBuf, ptr);
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
||||
while (ptr < max)
|
||||
{
|
||||
PascalCodeStatement cs = new PascalCodeStatement (buffer, ptr, procOffset);
|
||||
if (cs.length <= 0)
|
||||
{
|
||||
System.out.println ("error - length <= 0 : " + cs);
|
||||
break;
|
||||
}
|
||||
statements.add (cs);
|
||||
if (cs.val == 185 || cs.val == 161)
|
||||
if (cs.p1 < jumpTable)
|
||||
{
|
||||
jumpTable = cs.p1;
|
||||
max = procOffset + jumpTable;
|
||||
}
|
||||
ptr += cs.length;
|
||||
}
|
||||
while (ptr < max)
|
||||
{
|
||||
System.out.printf ("ptr:%d, max:%d, buf:%d %n", ptr, max, buffer.length);
|
||||
if (ptr >= buffer.length || ptr < 0)
|
||||
{
|
||||
System.out.println ("Ptr outside buffer");
|
||||
break;
|
||||
}
|
||||
PascalCodeStatement cs = new PascalCodeStatement (buffer, ptr, procOffset);
|
||||
if (cs.length <= 0)
|
||||
{
|
||||
System.out.println ("error - length <= 0 : " + cs);
|
||||
break;
|
||||
}
|
||||
statements.add (cs);
|
||||
if (cs.val == 185 || cs.val == 161)
|
||||
if (cs.p1 < jumpTable)
|
||||
{
|
||||
jumpTable = cs.p1;
|
||||
max = procOffset + jumpTable;
|
||||
}
|
||||
ptr += cs.length;
|
||||
}
|
||||
|
||||
// Tidy up left-over bytes at the end
|
||||
if (statements.size () > 1)
|
||||
{
|
||||
PascalCodeStatement lastStatement = statements.get (statements.size () - 1);
|
||||
PascalCodeStatement secondLastStatement = statements.get (statements.size () - 2);
|
||||
if (lastStatement.val == 0
|
||||
&& (secondLastStatement.val == 0xD6 || secondLastStatement.val == 0xC1 || secondLastStatement.val == 0xAD))
|
||||
statements.remove (statements.size () - 1);
|
||||
}
|
||||
// Tidy up left-over bytes at the end
|
||||
if (statements.size () > 1)
|
||||
{
|
||||
PascalCodeStatement lastStatement = statements.get (statements.size () - 1);
|
||||
PascalCodeStatement secondLastStatement = statements.get (statements.size () - 2);
|
||||
if (lastStatement.val == 0 && (secondLastStatement.val == 0xD6
|
||||
|| secondLastStatement.val == 0xC1 || secondLastStatement.val == 0xAD))
|
||||
statements.remove (statements.size () - 1);
|
||||
}
|
||||
|
||||
// Mark statements that are jump targets
|
||||
int actualEnd = procOffset - codeEnd - 4;
|
||||
for (PascalCodeStatement cs : statements)
|
||||
{
|
||||
if (cs.ptr == actualEnd)
|
||||
{
|
||||
cs.jumpTarget = true;
|
||||
continue;
|
||||
}
|
||||
for (Jump cj : cs.jumps)
|
||||
for (PascalCodeStatement cs2 : statements)
|
||||
if (cs2.ptr == cj.addressTo)
|
||||
{
|
||||
cs2.jumpTarget = true;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
// Mark statements that are jump targets
|
||||
int actualEnd = procOffset - codeEnd - 4;
|
||||
for (PascalCodeStatement cs : statements)
|
||||
{
|
||||
if (cs.ptr == actualEnd)
|
||||
{
|
||||
cs.jumpTarget = true;
|
||||
continue;
|
||||
}
|
||||
for (Jump cj : cs.jumps)
|
||||
for (PascalCodeStatement cs2 : statements)
|
||||
if (cs2.ptr == cj.addressTo)
|
||||
{
|
||||
cs2.jumpTarget = true;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public List<PascalCodeStatement> extractStrings ()
|
||||
{
|
||||
decode ();
|
||||
List<PascalCodeStatement> strings = new ArrayList<PascalCodeStatement> ();
|
||||
for (PascalCodeStatement cs : statements)
|
||||
if (cs.val == 166)
|
||||
strings.add (cs);
|
||||
return strings;
|
||||
}
|
||||
public List<PascalCodeStatement> extractStrings ()
|
||||
{
|
||||
decode ();
|
||||
List<PascalCodeStatement> strings = new ArrayList<PascalCodeStatement> ();
|
||||
for (PascalCodeStatement cs : statements)
|
||||
if (cs.val == 166)
|
||||
strings.add (cs);
|
||||
return strings;
|
||||
}
|
||||
|
||||
public String toString ()
|
||||
{
|
||||
if (!valid)
|
||||
return "";
|
||||
decode ();
|
||||
@Override
|
||||
public String toString ()
|
||||
{
|
||||
if (!valid)
|
||||
return "";
|
||||
decode ();
|
||||
|
||||
StringBuilder text = new StringBuilder ("\nProcedure Header\n================\n\n");
|
||||
StringBuilder text = new StringBuilder ("\nProcedure Header\n================\n\n");
|
||||
|
||||
if (false)
|
||||
text.append (HexFormatter.format (buffer, procOffset + jumpTable, 2 - jumpTable) + "\n\n");
|
||||
if (false)
|
||||
text.append (HexFormatter.format (buffer, procOffset + jumpTable, 2 - jumpTable)
|
||||
+ "\n\n");
|
||||
|
||||
text.append (String.format ("Level.......%5d %02X%n", procLevel, procLevel & 0xFF));
|
||||
text.append (String.format ("Proc no.....%5d %02X%n", procedureNo, procedureNo));
|
||||
text.append (String.format ("Code entry..%5d %04X (%04X - %04X = %04X)%n", codeStart,
|
||||
codeStart, (procOffset - 2), codeStart, (procOffset - codeStart - 2)));
|
||||
text.append (String.format ("Code exit...%5d %04X", codeEnd, codeEnd));
|
||||
if (codeEnd > 0)
|
||||
text.append (String.format (" (%04X - %04X = %04X)%n", (procOffset - 4), codeEnd,
|
||||
(procOffset - codeEnd - 4)));
|
||||
else
|
||||
text.append (String.format ("%n"));
|
||||
text.append (String.format ("Parm size...%5d %04X%n", parmSize, parmSize));
|
||||
text.append (String.format ("Data size...%5d %04X%n%n", dataSize, dataSize));
|
||||
text.append (String.format ("Level.......%5d %02X%n", procLevel,
|
||||
procLevel & 0xFF));
|
||||
text.append (String.format ("Proc no.....%5d %02X%n", procedureNo, procedureNo));
|
||||
text.append (String.format ("Code entry..%5d %04X (%04X - %04X = %04X)%n",
|
||||
codeStart, codeStart, (procOffset - 2), codeStart,
|
||||
(procOffset - codeStart - 2)));
|
||||
text.append (String.format ("Code exit...%5d %04X", codeEnd, codeEnd));
|
||||
if (codeEnd > 0)
|
||||
text.append (String.format (" (%04X - %04X = %04X)%n", (procOffset - 4), codeEnd,
|
||||
(procOffset - codeEnd - 4)));
|
||||
else
|
||||
text.append (String.format ("%n"));
|
||||
text.append (String.format ("Parm size...%5d %04X%n", parmSize, parmSize));
|
||||
text.append (String.format ("Data size...%5d %04X%n%n", dataSize, dataSize));
|
||||
|
||||
text.append ("Procedure Code\n==============\n\n");
|
||||
text.append ("Procedure Code\n==============\n\n");
|
||||
|
||||
int ptr = procOffset - codeStart - 2;
|
||||
if (false)
|
||||
text.append (HexFormatter.format (buffer, ptr, codeStart + jumpTable + 2) + "\n\n");
|
||||
int ptr = procOffset - codeStart - 2;
|
||||
if (false)
|
||||
text.append (HexFormatter.format (buffer, ptr, codeStart + jumpTable + 2) + "\n\n");
|
||||
|
||||
if (codeEnd == 0)
|
||||
text.append (assembler.getAssembler () + "\n");
|
||||
else
|
||||
{
|
||||
for (PascalCodeStatement cs : statements)
|
||||
text.append (cs);
|
||||
if (codeEnd == 0)
|
||||
{
|
||||
if (assembler != null)
|
||||
text.append (assembler.getAssembler () + "\n");
|
||||
else
|
||||
text.append ("Null assembler in PascalProcedure");
|
||||
}
|
||||
else
|
||||
{
|
||||
for (PascalCodeStatement cs : statements)
|
||||
text.append (cs);
|
||||
|
||||
if (jumpTable < -8 && false)
|
||||
{
|
||||
text.append ("\nJump table:\n");
|
||||
for (int i = procOffset + jumpTable; i < procOffset - 8; i += 2)
|
||||
{
|
||||
ptr = i - ((buffer[i + 1] & 0xFF) * 256 + (buffer[i] & 0xFF));
|
||||
text.append (String.format ("%05X : %02X %02X --> %04X%n", i, buffer[i], buffer[i + 1],
|
||||
ptr));
|
||||
}
|
||||
}
|
||||
}
|
||||
return text.toString ();
|
||||
}
|
||||
if (jumpTable < -8 && false)
|
||||
{
|
||||
text.append ("\nJump table:\n");
|
||||
for (int i = procOffset + jumpTable; i < procOffset - 8; i += 2)
|
||||
{
|
||||
ptr = i - ((buffer[i + 1] & 0xFF) * 256 + (buffer[i] & 0xFF));
|
||||
text.append (String.format ("%05X : %02X %02X --> %04X%n", i, buffer[i],
|
||||
buffer[i + 1], ptr));
|
||||
}
|
||||
}
|
||||
}
|
||||
return text.toString ();
|
||||
}
|
||||
}
|
||||
@ -33,19 +33,22 @@ public class PascalSegment extends AbstractFile implements PascalConstants
|
||||
this.size = HexFormatter.intValue (fullBuffer[seq * 4 + 2], fullBuffer[seq * 4 + 3]);
|
||||
this.segmentNoHeader = fullBuffer[0x100 + seq * 2];
|
||||
|
||||
segKind =
|
||||
HexFormatter.intValue (fullBuffer[0xC0 + seq * 2], fullBuffer[0xC0 + seq * 2 + 1]);
|
||||
textAddress =
|
||||
HexFormatter.intValue (fullBuffer[0xE0 + seq * 2], fullBuffer[0xE0 + seq * 2 + 1]);
|
||||
segKind = HexFormatter.intValue (fullBuffer[0xC0 + seq * 2],
|
||||
fullBuffer[0xC0 + seq * 2 + 1]);
|
||||
textAddress = HexFormatter.intValue (fullBuffer[0xE0 + seq * 2],
|
||||
fullBuffer[0xE0 + seq * 2 + 1]);
|
||||
int flags = fullBuffer[0x101 + seq * 2] & 0xFF;
|
||||
machineType = flags & 0x0F;
|
||||
version = (flags & 0xD0) >> 5;
|
||||
intrinsSegs1 =
|
||||
HexFormatter.intValue (fullBuffer[0x120 + seq * 4], fullBuffer[0x120 + seq * 4 + 1]);
|
||||
intrinsSegs1 = HexFormatter.intValue (fullBuffer[0x120 + seq * 4],
|
||||
fullBuffer[0x120 + seq * 4 + 1]);
|
||||
intrinsSegs2 = HexFormatter.intValue (fullBuffer[0x120 + seq * 4 + 2],
|
||||
fullBuffer[0x120 + seq * 4 + 3]);
|
||||
|
||||
int offset = blockNo * 512;
|
||||
// System.out.printf ("Seq:%d, block:%d, size:%d, seg:%d, kind:%d, address:%d %n", seq,
|
||||
// blockNo, size, segmentNoHeader, segKind, textAddress);
|
||||
// System.out.println (HexFormatter.format (fullBuffer));
|
||||
if (offset < fullBuffer.length)
|
||||
{
|
||||
buffer = new byte[size]; // replaces this.buffer with the segment buffer only
|
||||
@ -57,11 +60,12 @@ public class PascalSegment extends AbstractFile implements PascalConstants
|
||||
System.out.printf ("Zero segment header in %s seq %d%n", name, seq);
|
||||
else if (segmentNoBody != segmentNoHeader)
|
||||
System.out.println ("Segment number mismatch : " + segmentNoBody + " / "
|
||||
+ segmentNoHeader);
|
||||
+ segmentNoHeader);
|
||||
}
|
||||
else
|
||||
{
|
||||
System.out.println ("Error in blocksize for pascal disk");
|
||||
System.out.printf ("Error in blocksize %,d > %,d for pascal disk%n", offset,
|
||||
fullBuffer.length);
|
||||
throw new FileFormatException ("Error in PascalSegment");
|
||||
}
|
||||
}
|
||||
@ -76,10 +80,10 @@ public class PascalSegment extends AbstractFile implements PascalConstants
|
||||
|
||||
public String toText ()
|
||||
{
|
||||
return String.format (
|
||||
" %2d %02X %04X %,6d %-8s %-15s %3d %3d %d %d %d %d",
|
||||
slot, blockNo, size, size, name, SegmentKind[segKind], textAddress,
|
||||
segmentNoHeader, machineType, version, intrinsSegs1, intrinsSegs2);
|
||||
return String
|
||||
.format (" %2d %02X %04X %,6d %-8s %-15s %3d %3d %d %d %d %d",
|
||||
slot, blockNo, size, size, name, SegmentKind[segKind], textAddress,
|
||||
segmentNoHeader, machineType, version, intrinsSegs1, intrinsSegs2);
|
||||
}
|
||||
|
||||
@Override
|
||||
@ -91,9 +95,9 @@ public class PascalSegment extends AbstractFile implements PascalConstants
|
||||
StringBuilder text = new StringBuilder ();
|
||||
String title = "Segment - " + name;
|
||||
text.append (title + "\n"
|
||||
+ "===============================".substring (0, title.length ()) + "\n\n");
|
||||
+ "===============================".substring (0, title.length ()) + "\n\n");
|
||||
String warning =
|
||||
segmentNoBody == segmentNoHeader ? "" : " (" + segmentNoHeader + " in header)";
|
||||
segmentNoBody == segmentNoHeader ? "" : " (" + segmentNoHeader + " in header)";
|
||||
text.append (String.format ("Address........ %02X%n", blockNo));
|
||||
text.append (String.format ("Length......... %04X%n", buffer.length));
|
||||
text.append (String.format ("Machine type... %d%n", machineType));
|
||||
@ -116,11 +120,12 @@ public class PascalSegment extends AbstractFile implements PascalConstants
|
||||
int address = size - procedure.slot * 2 - 2;
|
||||
text.append (String.format (
|
||||
" %2d %04X %3d %04X %04X %04X "
|
||||
+ "%04X (%04X - %04X = %04X)%n",
|
||||
+ "%04X (%04X - %04X = %04X)%n",
|
||||
procedure.procedureNo, procedure.offset,
|
||||
procedure.procLevel, procedure.codeStart,
|
||||
procedure.codeEnd, procedure.parmSize, procedure.dataSize,
|
||||
address, procedure.offset, procedure.procOffset));
|
||||
procedure.codeEnd, procedure.parmSize,
|
||||
procedure.dataSize, address, procedure.offset,
|
||||
procedure.procOffset));
|
||||
}
|
||||
else
|
||||
text.append (String.format (" %2d %04X%n", procedure.slot, procedure.offset));
|
||||
@ -131,7 +136,8 @@ public class PascalSegment extends AbstractFile implements PascalConstants
|
||||
{
|
||||
List<PascalCodeStatement> strings = pp.extractStrings ();
|
||||
for (PascalCodeStatement cs : strings)
|
||||
text.append (String.format (" %2d %04X %s%n", pp.procedureNo, cs.ptr, cs.text));
|
||||
text.append (String.format (" %2d %04X %s%n", pp.procedureNo, cs.ptr,
|
||||
cs.text));
|
||||
}
|
||||
|
||||
for (PascalProcedure procedure : procedures)
|
||||
|
||||
107
src/com/bytezone/diskbrowser/applefile/Relocator.java
Normal file
107
src/com/bytezone/diskbrowser/applefile/Relocator.java
Normal file
@ -0,0 +1,107 @@
|
||||
package com.bytezone.diskbrowser.applefile;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
|
||||
import com.bytezone.diskbrowser.utilities.HexFormatter;
|
||||
|
||||
public class Relocator extends AbstractFile
|
||||
{
|
||||
private final int checkByte;
|
||||
private final List<DiskRecord> diskRecords = new ArrayList<DiskRecord> ();
|
||||
|
||||
public Relocator (String name, byte[] buffer)
|
||||
{
|
||||
super (name, buffer);
|
||||
|
||||
checkByte = HexFormatter.intValue (buffer[0], buffer[1]);
|
||||
|
||||
int ptr = 2; // skip checkByte
|
||||
|
||||
while (buffer[ptr] != 0)
|
||||
{
|
||||
DiskRecord diskRecord = new DiskRecord (buffer, ptr);
|
||||
diskRecords.add (diskRecord);
|
||||
ptr += diskRecord.size ();
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public String getText ()
|
||||
{
|
||||
StringBuilder text = new StringBuilder ();
|
||||
|
||||
text.append ("Pascal Relocator\n\n");
|
||||
text.append (String.format ("Check byte..... %04X%n%n", checkByte));
|
||||
|
||||
for (DiskRecord diskRecord : diskRecords)
|
||||
{
|
||||
text.append (diskRecord);
|
||||
text.append ("\n");
|
||||
}
|
||||
|
||||
return text.toString ();
|
||||
}
|
||||
|
||||
private class DiskRecord
|
||||
{
|
||||
int diskNumber;
|
||||
int diskSegments;
|
||||
List<Segment> segments = new ArrayList<Segment> ();
|
||||
|
||||
public DiskRecord (byte[] buffer, int ptr)
|
||||
{
|
||||
diskNumber = HexFormatter.intValue (buffer[ptr], buffer[ptr + 1]);
|
||||
diskSegments = HexFormatter.intValue (buffer[ptr + 2], buffer[ptr + 4]);
|
||||
|
||||
ptr += 4;
|
||||
for (int i = 0; i < diskSegments; i++)
|
||||
{
|
||||
segments.add (new Segment (buffer, ptr));
|
||||
ptr += 6;
|
||||
}
|
||||
}
|
||||
|
||||
int size ()
|
||||
{
|
||||
return 4 + segments.size () * 6;
|
||||
}
|
||||
|
||||
@Override
|
||||
public String toString ()
|
||||
{
|
||||
StringBuilder text = new StringBuilder ();
|
||||
|
||||
text.append (String.format ("Disk number.... %04X%n", diskNumber));
|
||||
text.append (String.format ("Segments....... %04X%n%n", diskSegments));
|
||||
text.append ("Segment Logical Physical Length\n");
|
||||
|
||||
int count = 1;
|
||||
for (Segment segment : segments)
|
||||
text.append (String.format (" %02X %s %n", count++, segment));
|
||||
|
||||
return text.toString ();
|
||||
}
|
||||
}
|
||||
|
||||
private class Segment
|
||||
{
|
||||
int logicalBlock;
|
||||
int physicalBlock;
|
||||
int segmentLength;
|
||||
|
||||
public Segment (byte[] buffer, int ptr)
|
||||
{
|
||||
logicalBlock = HexFormatter.intValue (buffer[ptr], buffer[ptr + 1]);
|
||||
physicalBlock = HexFormatter.intValue (buffer[ptr + 2], buffer[ptr + 3]);
|
||||
segmentLength = HexFormatter.intValue (buffer[ptr + 4], buffer[ptr + 5]);
|
||||
}
|
||||
|
||||
@Override
|
||||
public String toString ()
|
||||
{
|
||||
return String.format (" %04X %04X %04X", logicalBlock, physicalBlock,
|
||||
segmentLength);
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -384,6 +384,7 @@ public class AppleDisk implements Disk
|
||||
if (!isValidAddress (block))
|
||||
{
|
||||
System.out.println ("Invalid block : " + block);
|
||||
// assert false;
|
||||
return null;
|
||||
// return new AppleDiskAddress (this, 0); this was looping 26/07/2016
|
||||
}
|
||||
|
||||
@ -20,7 +20,7 @@ import com.bytezone.diskbrowser.wizardry.WizardryScenarioDisk;
|
||||
|
||||
public class DiskFactory
|
||||
{
|
||||
private static boolean debug = false;
|
||||
private static boolean debug = true;
|
||||
|
||||
private DiskFactory ()
|
||||
{
|
||||
|
||||
@ -15,7 +15,6 @@ import com.bytezone.common.State;
|
||||
public class DiskBrowser extends JFrame implements DiskSelectionListener, QuitListener
|
||||
{
|
||||
private static final String windowTitle = "Apple ][ Disk Browser";
|
||||
// private static final String PREFS_FULL_SCREEN = "full screen";
|
||||
private final Preferences prefs = Preferences.userNodeForPackage (this.getClass ());
|
||||
private WindowSaver windowSaver;
|
||||
|
||||
@ -127,9 +126,6 @@ public class DiskBrowser extends JFrame implements DiskSelectionListener, QuitLi
|
||||
|
||||
pack ();
|
||||
|
||||
// prefs.addPreferenceChangeListener (catalogPanel);
|
||||
// prefs.addPreferenceChangeListener (dataPanel);
|
||||
|
||||
// restore the menuHandler items before they are referenced
|
||||
quitAction.restore ();
|
||||
|
||||
@ -164,6 +160,7 @@ public class DiskBrowser extends JFrame implements DiskSelectionListener, QuitLi
|
||||
@Override
|
||||
public void quit (Preferences preferences)
|
||||
{
|
||||
windowSaver = new WindowSaver (prefs, this, "DiskBrowser");
|
||||
windowSaver.saveWindow ();
|
||||
}
|
||||
|
||||
|
||||
@ -1,5 +1,6 @@
|
||||
package com.bytezone.diskbrowser.gui;
|
||||
|
||||
import java.awt.Dimension;
|
||||
import java.util.prefs.Preferences;
|
||||
|
||||
import javax.swing.JFrame;
|
||||
@ -23,6 +24,8 @@ public class WindowSaver
|
||||
prefs.putInt (key + "Y", frame.getY ());
|
||||
prefs.putInt (key + "Height", frame.getHeight ());
|
||||
prefs.putInt (key + "Width", frame.getWidth ());
|
||||
System.out.printf ("Saving x:%d, y:%d, w:%d, h:%d%n", frame.getX (), frame.getY (),
|
||||
frame.getWidth (), frame.getHeight ());
|
||||
}
|
||||
|
||||
public boolean restoreWindow ()
|
||||
@ -32,19 +35,24 @@ public class WindowSaver
|
||||
int height = prefs.getInt (key + "Height", -1);
|
||||
int width = prefs.getInt (key + "Width", -1);
|
||||
|
||||
Dimension screen = java.awt.Toolkit.getDefaultToolkit ().getScreenSize ();
|
||||
|
||||
if (width < 0) // nothing to restore
|
||||
{
|
||||
frame.setLocation (100, 100);
|
||||
frame.setSize (1000, 600);
|
||||
frame.setLocationRelativeTo (null); // centre
|
||||
// frame.centerOnScreen ();
|
||||
System.out.printf ("Creating x:%d, y:%d, w:%d, h:%d%n", x, y, width, height);
|
||||
return false;
|
||||
}
|
||||
|
||||
// frame.setX (x);
|
||||
// frame.setY (y);
|
||||
// frame.setHeight (height);
|
||||
// frame.setWidth (width);
|
||||
frame.setLocation (x, y);
|
||||
System.out.printf ("w:%d, sw:%f%n", width, screen.getWidth ());
|
||||
if (width > screen.getWidth () - 15)
|
||||
width = (int) (screen.getWidth () - 15);
|
||||
|
||||
frame.setSize (width, height);
|
||||
frame.setLocation (x, y);
|
||||
System.out.printf ("Restoring x:%d, y:%d, w:%d, h:%d%n", x, y, width, height);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
@ -14,11 +14,12 @@ import com.bytezone.diskbrowser.utilities.HexFormatter;
|
||||
abstract class CatalogEntry implements AppleFileSource
|
||||
{
|
||||
protected final PascalDisk parent;
|
||||
String name;
|
||||
protected final String name;
|
||||
int firstBlock;
|
||||
int lastBlock; // block AFTER last used block
|
||||
int fileType;
|
||||
GregorianCalendar date;
|
||||
int bytesUsedInLastBlock;
|
||||
List<DiskAddress> blocks = new ArrayList<DiskAddress> ();
|
||||
AbstractFile file;
|
||||
|
||||
@ -28,13 +29,21 @@ abstract class CatalogEntry implements AppleFileSource
|
||||
|
||||
firstBlock = HexFormatter.intValue (buffer[0], buffer[1]);
|
||||
lastBlock = HexFormatter.intValue (buffer[2], buffer[3]);
|
||||
// fileType = HexFormatter.intValue (buffer[4], buffer[5]);
|
||||
fileType = buffer[4] & 0x0F;
|
||||
fileType = HexFormatter.intValue (buffer[4], buffer[5]);
|
||||
// fileType = buffer[4] & 0x0F;
|
||||
name = HexFormatter.getPascalString (buffer, 6);
|
||||
bytesUsedInLastBlock = HexFormatter.intValue (buffer[16], buffer[17]);
|
||||
|
||||
Disk disk = parent.getDisk ();
|
||||
for (int i = firstBlock; i < lastBlock; i++)
|
||||
{
|
||||
if (i >= 280)
|
||||
{
|
||||
System.out.printf ("CatalogEntry: block >= 280%n");
|
||||
break;
|
||||
}
|
||||
blocks.add (disk.getDiskAddress (i));
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
|
||||
@ -15,6 +15,10 @@ class FileEntry extends CatalogEntry
|
||||
date = HexFormatter.getPascalDate (buffer, 24);
|
||||
|
||||
for (int i = firstBlock; i < lastBlock; i++)
|
||||
{
|
||||
if (i >= 280)
|
||||
break;
|
||||
|
||||
switch (fileType)
|
||||
{
|
||||
case 2:
|
||||
@ -46,6 +50,7 @@ class FileEntry extends CatalogEntry
|
||||
parent.sectorTypes[i] = parent.dataSector;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
@ -58,30 +63,32 @@ class FileEntry extends CatalogEntry
|
||||
|
||||
switch (fileType)
|
||||
{
|
||||
case 3:
|
||||
file = new PascalText (name, buffer);
|
||||
break;
|
||||
|
||||
case 2:
|
||||
file = new PascalCode (name, buffer);
|
||||
break;
|
||||
|
||||
case 3:
|
||||
file = new PascalText (name, buffer);
|
||||
break;
|
||||
|
||||
case 4:
|
||||
file = new PascalInfo (name, buffer);
|
||||
break;
|
||||
|
||||
case 0: // volume
|
||||
break;
|
||||
|
||||
case 5: // data
|
||||
if (name.equals ("SYSTEM.CHARSET"))
|
||||
file = new Charset (name, buffer);
|
||||
else if (name.equals ("WT")) // only testing
|
||||
file = new WizardryTitle (name, buffer);
|
||||
// else if (name.equals ("WT")) // only testing
|
||||
// file = new WizardryTitle (name, buffer);
|
||||
else if (name.equals ("SYSTEM.RELOC"))
|
||||
file = new Relocator (name, buffer);
|
||||
else
|
||||
file = new DefaultAppleFile (name, buffer);
|
||||
break;
|
||||
|
||||
case 0: // volume
|
||||
break;
|
||||
|
||||
default: // unknown
|
||||
file = new DefaultAppleFile (name, buffer);
|
||||
}
|
||||
|
||||
@ -3,6 +3,7 @@ package com.bytezone.diskbrowser.pascal;
|
||||
import java.awt.Color;
|
||||
import java.text.DateFormat;
|
||||
import java.util.ArrayList;
|
||||
import java.util.GregorianCalendar;
|
||||
import java.util.List;
|
||||
|
||||
import javax.swing.tree.DefaultMutableTreeNode;
|
||||
@ -19,11 +20,11 @@ public class PascalDisk extends AbstractFormattedDisk
|
||||
{
|
||||
static final int CATALOG_ENTRY_SIZE = 26;
|
||||
private final DateFormat df = DateFormat.getDateInstance (DateFormat.SHORT);
|
||||
private final VolumeEntry volume;
|
||||
private final VolumeEntry volumeEntry;
|
||||
private final PascalCatalogSector diskCatalogSector;
|
||||
|
||||
final String[] fileTypes =
|
||||
{ "Volume", "Xdsk", "Code", "Text", "Info", "Data", "Graf", "Foto", "SecureDir" };
|
||||
{ "Volume", "Xdsk", "Code", "Text", "Info", "Data", "Graf", "Foto", "SecureDir" };
|
||||
|
||||
SectorType diskBootSector = new SectorType ("Boot", Color.lightGray);
|
||||
SectorType catalogSector = new SectorType ("Catalog", Color.magenta);
|
||||
@ -56,7 +57,7 @@ public class PascalDisk extends AbstractFormattedDisk
|
||||
byte[] data = new byte[CATALOG_ENTRY_SIZE];
|
||||
System.arraycopy (buffer, 0, data, 0, CATALOG_ENTRY_SIZE);
|
||||
|
||||
volume = new VolumeEntry (this, data);
|
||||
volumeEntry = new VolumeEntry (this, data);
|
||||
|
||||
for (int i = 0; i < 2; i++)
|
||||
if (!disk.isSectorEmpty (i))
|
||||
@ -69,7 +70,7 @@ public class PascalDisk extends AbstractFormattedDisk
|
||||
freeBlocks.set (i, true);
|
||||
|
||||
List<DiskAddress> sectors = new ArrayList<DiskAddress> ();
|
||||
for (int i = 2; i < volume.lastBlock; i++)
|
||||
for (int i = 2; i < volumeEntry.lastBlock; i++)
|
||||
{
|
||||
DiskAddress da = disk.getDiskAddress (i);
|
||||
if (!disk.isSectorEmpty (da))
|
||||
@ -82,34 +83,34 @@ public class PascalDisk extends AbstractFormattedDisk
|
||||
diskCatalogSector = new PascalCatalogSector (disk, buffer, sectors);
|
||||
|
||||
DefaultMutableTreeNode root = getCatalogTreeRoot ();
|
||||
DefaultMutableTreeNode volumeNode = new DefaultMutableTreeNode (volume);
|
||||
DefaultMutableTreeNode volumeNode = new DefaultMutableTreeNode (volumeEntry);
|
||||
root.add (volumeNode);
|
||||
|
||||
// read the catalog
|
||||
List<DiskAddress> addresses = new ArrayList<DiskAddress> ();
|
||||
for (int i = 2; i < volume.lastBlock; i++)
|
||||
for (int i = 2; i < volumeEntry.lastBlock; i++)
|
||||
addresses.add (disk.getDiskAddress (i));
|
||||
buffer = disk.readSectors (addresses);
|
||||
|
||||
// loop through each catalog entry (what if there are deleted files?)
|
||||
for (int i = 1; i <= volume.totalFiles; i++)
|
||||
for (int i = 1; i <= volumeEntry.totalFiles; i++)
|
||||
{
|
||||
int ptr = i * CATALOG_ENTRY_SIZE;
|
||||
data = new byte[CATALOG_ENTRY_SIZE];
|
||||
|
||||
System.arraycopy (buffer, ptr, data, 0, CATALOG_ENTRY_SIZE);
|
||||
FileEntry fe = new FileEntry (this, data);
|
||||
fileEntries.add (fe);
|
||||
DefaultMutableTreeNode node = new DefaultMutableTreeNode (fe);
|
||||
FileEntry fileEntry = new FileEntry (this, data);
|
||||
fileEntries.add (fileEntry);
|
||||
DefaultMutableTreeNode node = new DefaultMutableTreeNode (fileEntry);
|
||||
|
||||
if (fe.fileType == 2) // PascalCode
|
||||
if (fileEntry.fileType == 2) // PascalCode
|
||||
{
|
||||
node.setAllowsChildren (true);
|
||||
PascalCode pc = (PascalCode) fe.getDataSource ();
|
||||
for (PascalSegment ps : pc)
|
||||
PascalCode pascalCode = (PascalCode) fileEntry.getDataSource ();
|
||||
for (PascalSegment pascalSegment : pascalCode)
|
||||
{
|
||||
DefaultMutableTreeNode segmentNode =
|
||||
new DefaultMutableTreeNode (new PascalCodeObject (this, ps, fe.firstBlock));
|
||||
DefaultMutableTreeNode segmentNode = new DefaultMutableTreeNode (
|
||||
new PascalCodeObject (this, pascalSegment, fileEntry.firstBlock));
|
||||
node.add (segmentNode);
|
||||
segmentNode.setAllowsChildren (false);
|
||||
}
|
||||
@ -118,7 +119,7 @@ public class PascalDisk extends AbstractFormattedDisk
|
||||
node.setAllowsChildren (false);
|
||||
|
||||
volumeNode.add (node);
|
||||
for (int j = fe.firstBlock; j < fe.lastBlock; j++)
|
||||
for (int j = fileEntry.firstBlock; j < fileEntry.lastBlock; j++)
|
||||
freeBlocks.set (j, false);
|
||||
}
|
||||
|
||||
@ -128,9 +129,10 @@ public class PascalDisk extends AbstractFormattedDisk
|
||||
|
||||
public static boolean isCorrectFormat (AppleDisk disk, boolean debug)
|
||||
{
|
||||
disk.setInterleave (1);
|
||||
disk.setInterleave (1); // should only ever be Prodos
|
||||
if (checkFormat (disk, debug))
|
||||
return true;
|
||||
|
||||
disk.setInterleave (0);
|
||||
if (checkFormat (disk, debug))
|
||||
return true;
|
||||
@ -141,8 +143,8 @@ public class PascalDisk extends AbstractFormattedDisk
|
||||
public static boolean checkFormat (AppleDisk disk, boolean debug)
|
||||
{
|
||||
byte[] buffer = disk.readSector (2);
|
||||
if (debug)
|
||||
System.out.println (HexFormatter.format (buffer));
|
||||
// if (debug)
|
||||
// System.out.println (HexFormatter.format (buffer));
|
||||
int nameLength = HexFormatter.intValue (buffer[6]);
|
||||
if (nameLength < 1 || nameLength > 7)
|
||||
{
|
||||
@ -166,6 +168,14 @@ public class PascalDisk extends AbstractFormattedDisk
|
||||
return false; // will only work for floppies!
|
||||
}
|
||||
|
||||
int blocks = HexFormatter.intValue (buffer[14], buffer[15]);
|
||||
if (blocks > 280)
|
||||
{
|
||||
if (debug)
|
||||
System.out.printf ("Blocks > 280: %d%n", blocks);
|
||||
// return false;
|
||||
}
|
||||
|
||||
List<DiskAddress> addresses = new ArrayList<DiskAddress> ();
|
||||
for (int i = 2; i < to; i++)
|
||||
addresses.add (disk.getDiskAddress (i));
|
||||
@ -185,27 +195,21 @@ public class PascalDisk extends AbstractFormattedDisk
|
||||
for (int i = 1; i <= files; i++)
|
||||
{
|
||||
int ptr = i * 26;
|
||||
int a = HexFormatter.intValue (buffer[ptr], buffer[ptr + 1]);
|
||||
int b = HexFormatter.intValue (buffer[ptr + 2], buffer[ptr + 3]);
|
||||
int c = HexFormatter.intValue (buffer[ptr + 4], buffer[ptr + 5]);
|
||||
if (b < a)
|
||||
int firstBlock = HexFormatter.intValue (buffer[ptr], buffer[ptr + 1]);
|
||||
int lastBlock = HexFormatter.intValue (buffer[ptr + 2], buffer[ptr + 3]);
|
||||
int kind = HexFormatter.intValue (buffer[ptr + 4], buffer[ptr + 5]);
|
||||
if (lastBlock < firstBlock)
|
||||
return false;
|
||||
if (c == 0)
|
||||
if (kind == 0)
|
||||
return false;
|
||||
nameLength = HexFormatter.intValue (buffer[ptr + 6]);
|
||||
if (nameLength < 1 || nameLength > 15)
|
||||
return false;
|
||||
int lastByte = HexFormatter.intValue (buffer[ptr + 22], buffer[ptr + 23]);
|
||||
GregorianCalendar date = HexFormatter.getPascalDate (buffer, 24);
|
||||
if (debug)
|
||||
System.out.printf ("%4d %4d %d %s%n", a, b, c,
|
||||
new String (buffer, ptr + 7, nameLength));
|
||||
}
|
||||
|
||||
int blocks = HexFormatter.intValue (buffer[14], buffer[15]);
|
||||
if (blocks > 280)
|
||||
{
|
||||
if (debug)
|
||||
System.out.printf ("Blocks > 280: %d%n", blocks);
|
||||
return false;
|
||||
System.out.printf ("%4d %4d %d %-15s %d %s%n", firstBlock, lastBlock, kind,
|
||||
new String (buffer, ptr + 7, nameLength), lastByte, date);
|
||||
}
|
||||
|
||||
return true;
|
||||
@ -254,13 +258,16 @@ public class PascalDisk extends AbstractFormattedDisk
|
||||
{
|
||||
String newLine = String.format ("%n");
|
||||
String newLine2 = newLine + newLine;
|
||||
String line = "---- --------------- ---- -------- ------- ---- ----" + newLine;
|
||||
String date = volume.date == null ? "--" : df.format (volume.date.getTime ());
|
||||
String line =
|
||||
"---- --------------- ---- -------- ------- ---- ----" + newLine;
|
||||
String date =
|
||||
volumeEntry.date == null ? "--" : df.format (volumeEntry.date.getTime ());
|
||||
StringBuilder text = new StringBuilder ();
|
||||
text.append ("Disk : " + disk.getFile ().getAbsolutePath () + newLine2);
|
||||
text.append ("Volume : " + volume.name + newLine);
|
||||
text.append ("Volume : " + volumeEntry.name + newLine);
|
||||
text.append ("Date : " + date + newLine2);
|
||||
text.append ("Blks Name Type Date Length Frst Last" + newLine);
|
||||
text.append ("Blks Name Type Date Length Frst Last"
|
||||
+ newLine);
|
||||
text.append (line);
|
||||
|
||||
int usedBlocks = 6;
|
||||
@ -271,14 +278,15 @@ public class PascalDisk extends AbstractFormattedDisk
|
||||
usedBlocks += size;
|
||||
date = ce.date == null ? "--" : df.format (ce.date.getTime ());
|
||||
int bytes = (size - 1) * 512 + ce.bytesUsedInLastBlock;
|
||||
text.append (String.format (" %3d %-15s %s %8s %,8d $%03X $%03X%n", size,
|
||||
ce.name, fileTypes[ce.fileType], date, bytes, ce.firstBlock,
|
||||
ce.lastBlock));
|
||||
text.append (String.format ("%4d %-15s %s %8s %,8d $%03X $%03X%n", size,
|
||||
ce.name, fileTypes[ce.fileType], date, bytes,
|
||||
ce.firstBlock, ce.lastBlock));
|
||||
}
|
||||
text.append (line);
|
||||
text.append (String.format ("Blocks free : %3d Blocks used : %3d Total blocks : %3d%n",
|
||||
(volume.totalBlocks - usedBlocks), usedBlocks,
|
||||
volume.totalBlocks));
|
||||
return new DefaultAppleFileSource (volume.name, text.toString (), this);
|
||||
text.append (String.format (
|
||||
"Blocks free : %3d Blocks used : %3d Total blocks : %3d%n",
|
||||
(volumeEntry.totalBlocks - usedBlocks), usedBlocks,
|
||||
volumeEntry.totalBlocks));
|
||||
return new DefaultAppleFileSource (volumeEntry.name, text.toString (), this);
|
||||
}
|
||||
}
|
||||
@ -8,15 +8,26 @@ class VolumeEntry extends CatalogEntry
|
||||
{
|
||||
final int totalFiles;
|
||||
final int totalBlocks;
|
||||
final int block1; // first block on the disk (usually 0)
|
||||
final int lastDirectoryBlock; // (plus 1) (usually 6)
|
||||
final int recordType; // 0 = directory
|
||||
final int nameLength;
|
||||
final String name;
|
||||
|
||||
public VolumeEntry (PascalDisk parent, byte[] buffer)
|
||||
{
|
||||
super (parent, buffer);
|
||||
|
||||
totalBlocks = HexFormatter.intValue (buffer[14], buffer[15]);
|
||||
block1 = HexFormatter.intValue (buffer[0], buffer[1]); // 0
|
||||
lastDirectoryBlock = HexFormatter.intValue (buffer[2], buffer[3]); // 6
|
||||
recordType = HexFormatter.intValue (buffer[4], buffer[5]); // 0
|
||||
nameLength = buffer[6] & 0xFF;
|
||||
name = HexFormatter.getPascalString (buffer, 6); // 06-0D
|
||||
totalBlocks = HexFormatter.intValue (buffer[14], buffer[15]); // 280
|
||||
totalFiles = HexFormatter.intValue (buffer[16], buffer[17]);
|
||||
firstBlock = HexFormatter.intValue (buffer[18], buffer[19]);
|
||||
date = HexFormatter.getPascalDate (buffer, 20);
|
||||
firstBlock = HexFormatter.intValue (buffer[18], buffer[19]); // 0
|
||||
date = HexFormatter.getPascalDate (buffer, 20); // 2 bytes
|
||||
// bytes 0x16 - 0x19 are unused
|
||||
}
|
||||
|
||||
@Override
|
||||
|
||||
Loading…
Reference in New Issue
Block a user