From 80fcc09ab40e4b4ab70da0af779064b361e365ff Mon Sep 17 00:00:00 2001 From: Denis Molony Date: Sat, 3 Aug 2019 17:32:36 +1000 Subject: [PATCH] removed old code --- .../diskbrowser/applefile/HiResImage.java | 3 +- .../diskbrowser/applefile/ShapeTable.java | 8 +- .../bytezone/diskbrowser/disk/AppleDisk.java | 26 -- .../diskbrowser/nib/DiskAddressField.java | 40 -- .../bytezone/diskbrowser/nib/DiskReader.java | 2 +- .../diskbrowser/nib/DiskReader13Sector.java | 16 +- .../diskbrowser/nib/DiskReader16Sector.java | 16 +- src/com/bytezone/diskbrowser/nib/MC3470.java | 392 ------------------ .../bytezone/diskbrowser/nib/NibbleTrack.java | 15 - .../diskbrowser/nib/RawDiskSector.java | 31 -- .../bytezone/diskbrowser/nib/WozFileOld.java | 360 ---------------- .../diskbrowser/prodos/FileEntry.java | 9 +- .../diskbrowser/prodos/ProdosConstants.java | 3 +- 13 files changed, 35 insertions(+), 886 deletions(-) delete mode 100644 src/com/bytezone/diskbrowser/nib/DiskAddressField.java delete mode 100644 src/com/bytezone/diskbrowser/nib/MC3470.java delete mode 100644 src/com/bytezone/diskbrowser/nib/NibbleTrack.java delete mode 100644 src/com/bytezone/diskbrowser/nib/RawDiskSector.java delete mode 100644 src/com/bytezone/diskbrowser/nib/WozFileOld.java diff --git a/src/com/bytezone/diskbrowser/applefile/HiResImage.java b/src/com/bytezone/diskbrowser/applefile/HiResImage.java index 03216b7..9da4c0b 100644 --- a/src/com/bytezone/diskbrowser/applefile/HiResImage.java +++ b/src/com/bytezone/diskbrowser/applefile/HiResImage.java @@ -22,7 +22,8 @@ public abstract class HiResImage extends AbstractFile // $06 BIN $2000 eof $4000 - DoubleHiResImage // $06 BIN $1FFF eof $1FF8/$1FFF/$2000/$4000 - OriginalHiResImage // $06 BIN $2000 eof $1FF8/$1FFF/$2000/$4000 - OriginalHiResImage - // $06 BIN $4000 eof $1FF8/$1FFF/$2000/$4000 - OriginalHiResImage + // $06 BIN $4000 eof $1FF8/$1FFF/$2000/$4000 - OriginalHiResImage (?) + // $06 BIN $4000 eof $4000 - DoubleHiResImage (?) // $06 BIN .3200 - SHRPictureFile2 // $06 BIN .3201 - SHRPictureFile2 diff --git a/src/com/bytezone/diskbrowser/applefile/ShapeTable.java b/src/com/bytezone/diskbrowser/applefile/ShapeTable.java index f907f69..42c74e5 100755 --- a/src/com/bytezone/diskbrowser/applefile/ShapeTable.java +++ b/src/com/bytezone/diskbrowser/applefile/ShapeTable.java @@ -42,7 +42,7 @@ public class ShapeTable extends AbstractFile { Shape shape = new Shape (buffer, i); if (!shape.valid) - return; + continue; // shape table should be abandoned shapes.add (shape); minRow = Math.min (minRow, shape.minRow); @@ -125,6 +125,10 @@ public class ShapeTable extends AbstractFile int offset = HexFormatter.unsignedShort (buffer, ptr); if (offset == 0 || offset >= buffer.length) return false; + + // check if previous shape ended with zero + // if (i > 0 && buffer[offset - 1] > 0) + // return false; } return true; @@ -247,7 +251,7 @@ public class ShapeTable extends AbstractFile void convertGrid (int offsetRows, int offsetColumns, int rows, int columns) { // System.out.printf ("Converting shape # %d%n", index); - // System.out.printf ("offsetRows %d offsetCols %d%n", offsetRows, + // System.out.printf ("offsetRows %d offsetCols %d%n", offsetRows, // offsetColumns); // System.out.printf ("rows %d cols %d%n", rows, columns); diff --git a/src/com/bytezone/diskbrowser/disk/AppleDisk.java b/src/com/bytezone/diskbrowser/disk/AppleDisk.java index 7af8c59..08bf489 100755 --- a/src/com/bytezone/diskbrowser/disk/AppleDisk.java +++ b/src/com/bytezone/diskbrowser/disk/AppleDisk.java @@ -18,7 +18,6 @@ import com.bytezone.diskbrowser.applefile.AppleFileSource; import com.bytezone.diskbrowser.nib.NibFile; import com.bytezone.diskbrowser.nib.V2dFile; import com.bytezone.diskbrowser.nib.WozFile; -import com.bytezone.diskbrowser.nib.WozFileOld; import com.bytezone.diskbrowser.utilities.FileFormatException; import com.bytezone.diskbrowser.utilities.HexFormatter; @@ -244,31 +243,6 @@ public class AppleDisk implements Disk diskBuffer = disk.getDiskBuffer (); } - public AppleDisk (WozFileOld wozFile, int tracks, int sectors) - { - this.tracks = tracks; - this.sectors = sectors; - file = wozFile.file; - diskBuffer = wozFile.getDiskBuffer (); - - if (sectors == 13) - { - trackSize = 0xD00; - sectorSize = 256; - } - else - { - trackSize = 0x1000; - sectorSize = trackSize / sectors; - } - - blocks = tracks * sectors; - hasData = new boolean[blocks]; - // isMissing = new boolean[blocks]; - - checkSectorsForData (); - } - public AppleDisk (WozFile wozFile, int tracks, int sectors) { this.tracks = tracks; diff --git a/src/com/bytezone/diskbrowser/nib/DiskAddressField.java b/src/com/bytezone/diskbrowser/nib/DiskAddressField.java deleted file mode 100644 index 4d14d65..0000000 --- a/src/com/bytezone/diskbrowser/nib/DiskAddressField.java +++ /dev/null @@ -1,40 +0,0 @@ -package com.bytezone.diskbrowser.nib; - -class DiskAddressField -{ - int track, sector, volume, checksum; - - // ---------------------------------------------------------------------------------// - // constructor - // ---------------------------------------------------------------------------------// - - DiskAddressField (byte[] buffer) - { - volume = decode4and4 (buffer, 0); - track = decode4and4 (buffer, 2); - sector = decode4and4 (buffer, 4); - checksum = decode4and4 (buffer, 6); - } - - // ---------------------------------------------------------------------------------// - // decode4and4 - // ---------------------------------------------------------------------------------// - - private int decode4and4 (byte[] buffer, int offset) - { - int odds = ((buffer[offset] & 0xFF) << 1) | 0x01; - int evens = buffer[offset + 1] & 0xFF; - return odds & evens; - } - - // ---------------------------------------------------------------------------------// - // toString - // ---------------------------------------------------------------------------------// - - @Override - public String toString () - { - return String.format ("[volume: %02X, track: %02X, sector: %02X, checksum: %02X]", - volume, track, sector, checksum); - } -} diff --git a/src/com/bytezone/diskbrowser/nib/DiskReader.java b/src/com/bytezone/diskbrowser/nib/DiskReader.java index dae6e8f..0f8a180 100644 --- a/src/com/bytezone/diskbrowser/nib/DiskReader.java +++ b/src/com/bytezone/diskbrowser/nib/DiskReader.java @@ -54,7 +54,7 @@ public abstract class DiskReader abstract byte[] encodeSector (byte[] buffer); - abstract void storeBuffer (RawDiskSector diskSector, byte[] diskBuffer); + // abstract void storeBuffer (RawDiskSector diskSector, byte[] diskBuffer); abstract int expectedDataSize (); } diff --git a/src/com/bytezone/diskbrowser/nib/DiskReader13Sector.java b/src/com/bytezone/diskbrowser/nib/DiskReader13Sector.java index d59db5e..1f358e9 100644 --- a/src/com/bytezone/diskbrowser/nib/DiskReader13Sector.java +++ b/src/com/bytezone/diskbrowser/nib/DiskReader13Sector.java @@ -92,14 +92,14 @@ public class DiskReader13Sector extends DiskReader // storeBuffer // ---------------------------------------------------------------------------------// - @Override - void storeBuffer (RawDiskSector diskSector, byte[] diskBuffer) - { - DiskAddressField addressField = diskSector.addressField; - byte[] sectorBuffer = diskSector.buffer; - int offset = addressField.track * 0x0D00 + addressField.sector * 256; - System.arraycopy (sectorBuffer, 0, diskBuffer, offset, 256); - } + // @Override + // void storeBuffer (RawDiskSector diskSector, byte[] diskBuffer) + // { + // DiskAddressField addressField = diskSector.addressField; + // byte[] sectorBuffer = diskSector.buffer; + // int offset = addressField.track * 0x0D00 + addressField.sector * 256; + // System.arraycopy (sectorBuffer, 0, diskBuffer, offset, 256); + // } // ---------------------------------------------------------------------------------// // expectedDataSize diff --git a/src/com/bytezone/diskbrowser/nib/DiskReader16Sector.java b/src/com/bytezone/diskbrowser/nib/DiskReader16Sector.java index 254754c..258a758 100644 --- a/src/com/bytezone/diskbrowser/nib/DiskReader16Sector.java +++ b/src/com/bytezone/diskbrowser/nib/DiskReader16Sector.java @@ -126,14 +126,14 @@ public class DiskReader16Sector extends DiskReader // storeBuffer // ---------------------------------------------------------------------------------// - @Override - void storeBuffer (RawDiskSector diskSector, byte[] diskBuffer) - { - DiskAddressField addressField = diskSector.addressField; - byte[] sectorBuffer = diskSector.buffer; - int offset = addressField.track * 0x1000 + interleave[addressField.sector] * 256; - System.arraycopy (sectorBuffer, 0, diskBuffer, offset, 256); - } + // @Override + // void storeBuffer (RawDiskSector diskSector, byte[] diskBuffer) + // { + // DiskAddressField addressField = diskSector.addressField; + // byte[] sectorBuffer = diskSector.buffer; + // int offset = addressField.track * 0x1000 + interleave[addressField.sector] * 256; + // System.arraycopy (sectorBuffer, 0, diskBuffer, offset, 256); + // } // ---------------------------------------------------------------------------------// // expectedDataSize diff --git a/src/com/bytezone/diskbrowser/nib/MC3470.java b/src/com/bytezone/diskbrowser/nib/MC3470.java deleted file mode 100644 index 7405250..0000000 --- a/src/com/bytezone/diskbrowser/nib/MC3470.java +++ /dev/null @@ -1,392 +0,0 @@ -package com.bytezone.diskbrowser.nib; - -import java.util.ArrayList; -import java.util.List; - -class MC3470 -{ - private static final int MAX_DATA = 999; - private final boolean debug = false; - private final boolean dump = true; - - private List diskSectors; - - private State currentState; - private RawDiskSector currentDiskSector; - - private int expectedDataSize; - private boolean finished; - private boolean restarted; - - private DiskReader diskReader; - private final DiskReader diskReader16Sector = new DiskReader16Sector (); - private final DiskReader diskReader13Sector = new DiskReader13Sector (); - - private final byte[] dataBuffer = new byte[MAX_DATA]; - private int dataPtr; - - private final byte[] rawBytes = new byte[8000]; - - // D5 AA 96 16 sector address prologue - // D5 AA B5 13 sector address prologue - // D5 AA AD data prologue - // DE AA EB epilogue - - // non-standard: - // D4 AA 96 address prologue - Bouncing Kamungas - // D5 BB CF data prologue - Hard Hat Mac - // DA AA EB address epilogue - Bouncing Kamungas - // DD AA AD ?? prologue - Wings of Fury (4&4 data) - - private static final byte[] address16prologue = - { (byte) 0xD5, (byte) 0xAA, (byte) 0x96 }; - private static final byte[] address13prologue = - { (byte) 0xD5, (byte) 0xAA, (byte) 0xB5 }; - private static final byte[] dataPrologue = { (byte) 0xD5, (byte) 0xAA, (byte) 0xAD }; - private static final byte[] epilogue = { (byte) 0xDE, (byte) 0xAA, (byte) 0xEB }; - - private static final byte[] address16prologueX = - { (byte) 0xD4, (byte) 0xAA, (byte) 0x96 }; - private static final byte[] dataPrologueX = { (byte) 0xD5, (byte) 0xBB, (byte) 0xCF }; - private static final byte[] epilogueX = { (byte) 0xDA, (byte) 0xAA, (byte) 0xEB }; - - private static final byte[][] master = - { address16prologue, address13prologue, dataPrologue, epilogue, address16prologueX, - dataPrologueX, epilogueX }; - private static final String[] masterNames = - { "Address Prologue 16", "Address Prologue 13", "Data Prologue", "Epilogue", - "Address Prologue 16 X", "Data Prologue X", "Epilogue X" }; - - private enum State - { - ADDRESS, DATA, OTHER - } - - // ---------------------------------------------------------------------------------// - // readTrack - // ---------------------------------------------------------------------------------// - - List readTrack (byte[] buffer, int offset, int bytesUsed, int bitCount) - throws DiskNibbleException - { - assert false : "Not used"; - int totalBits = 0; - int totalBytes = 0; - - diskSectors = new ArrayList<> (); - diskReader = null; - currentDiskSector = null; - currentState = State.OTHER; - expectedDataSize = MAX_DATA; - restarted = false; - - byte value = 0; // value to be stored - dataPtr = 0; - - int inPtr = offset; // keep offset in case we have to loop around - final int max = offset + bytesUsed; - finished = false; - int zeroBits = 0; - - while (inPtr < max && !finished) - { - byte b = buffer[inPtr++]; - - if (!restarted) - totalBytes++; - - for (int mask = 0x80; mask != 0; mask >>>= 1) - { - value <<= 1; // make space for next bit - if ((b & mask) != 0) // is next bit == 1? - { - value |= 0x01; // store 1 - zeroBits = 0; // reset zero counter - } - else - { - ++zeroBits; // increment zero counter - if (zeroBits > 2) // looks like copy protection - { - if (debug) - System.out.printf ("%d consecutive zeroes @ %d/%d %s - %,d%n", zeroBits, - diskSectors.size (), dataPtr, currentState, totalBits); - value |= 0x01; // store 1 - zeroBits = 0; // reset zero counter - } - } - - if ((value & 0x80) != 0) // value is not valid until the hi-bit is set - { - if (dump) - { - if (dataPtr % 16 == 0) - System.out.printf ("%n%04X: ", dataPtr); - System.out.printf ("%02X ", value); - } - - if (dataPtr >= MAX_DATA) - throw new DiskNibbleException ("No prologues found"); - - dataBuffer[dataPtr++] = value; - value = 0; - - if (currentState == State.OTHER) - checkState (); - else if (dataPtr == expectedDataSize) // DATA or ADDRESS is now complete - { - if (debug) - System.out.printf ("%s full%n", currentState); - setState (State.OTHER); - } - } - - if (++totalBits == bitCount) // only use this many bits - { - if (debug) - System.out.println ("bitcount reached"); - break; - } - } - - // check for unfinished data block, we may need to restart from the beginning - // if (totalBits == bitCount && currentState == State.DATA && !restarted) - if (totalBits == bitCount && !restarted) - { - inPtr = offset; - restarted = true; - if (debug) - System.out.println ("wrapping around"); - } - } - - if (debug) - { - System.out.println ("***************************"); - System.out.printf ("* total bits : %,6d *%n", bitCount); - System.out.printf ("* bits used : %,6d *%n", totalBits); - System.out.printf ("* total bytes : %,6d *%n", bytesUsed); - System.out.printf ("* bytes used : %,6d *%n", totalBytes); - System.out.println ("***************************"); - } - - return diskSectors; - } - - // ---------------------------------------------------------------------------------// - // getNibbleTrack - // ---------------------------------------------------------------------------------// - - public NibbleTrack getNibbleTrack (byte[] buffer, int offset, int length, int bitsUsed) - { - int rawPtr = 0; - - byte value = 0; // value to be stored - final int max = offset + length; - int totalBits = 0; - int zeroBits = 0; - - while (offset < max) - { - byte b = buffer[offset++]; - for (int mask = 0x80; mask != 0; mask >>>= 1) - { - value <<= 1; - if ((b & mask) != 0) - { - value |= 0x01; - zeroBits = 0; - } - else - { - ++zeroBits; - if (zeroBits > 2) - System.out.println (zeroBits + " consecutive zeroes"); - } - - if ((value & 0x80) != 0) // value is not valid until the hi-bit is set - { - rawBytes[rawPtr++] = value; - value = 0; - } - if (++totalBits == bitsUsed) // only use this many bits - break; - } - } - - if (value != 0) - rawBytes[rawPtr++] = value; - - NibbleTrack track = new NibbleTrack (rawBytes, rawPtr, bitsUsed); - return track; - } - - // ---------------------------------------------------------------------------------// - // checkState - // ---------------------------------------------------------------------------------// - - private void checkState () throws DiskNibbleException - { - assert currentState == State.OTHER; - - if (dataPtr < 3) // not enough bytes to test - return; - - // System.out.printf ("checking %02X %02X %02X%n", dataBuffer[dataPtr - 3], - // dataBuffer[dataPtr - 2], dataBuffer[dataPtr - 1]); - - if (match (address16prologue) || match (address16prologueX)) - { - diskReader = diskReader16Sector; - setState (State.ADDRESS); - } - else if (match (address13prologue)) - { - diskReader = diskReader13Sector; - setState (State.ADDRESS); - } - else if (match (dataPrologue) || match (dataPrologueX)) - setState (State.DATA); - else if (match (epilogue) || match (epilogueX)) - setState (State.OTHER); - } - - // ---------------------------------------------------------------------------------// - // match - // ---------------------------------------------------------------------------------// - - private boolean match (byte[] pattern) - { - for (int i = 0, j = dataPtr - 3; i < 3; i++, j++) - if (pattern[i] != dataBuffer[j]) - return false; - - if (debug) - { - for (int i = 0; i < master.length; i++) - if (debugMatch (master[i])) - System.out.printf ("Matched: %02X %02X %02X %s%n", pattern[0], pattern[1], - pattern[2], masterNames[i]); - } - - return true; - } - - // ---------------------------------------------------------------------------------// - // debugMatch - // ---------------------------------------------------------------------------------// - - private boolean debugMatch (byte[] pattern) - { - for (int i = 0, j = dataPtr - 3; i < 3; i++, j++) - if (pattern[i] != dataBuffer[j]) - return false; - - return true; - } - - // ---------------------------------------------------------------------------------// - // setState - // ---------------------------------------------------------------------------------// - - private void setState (State newState) throws DiskNibbleException - { - if (currentState == State.OTHER && newState == State.OTHER) - return; - - assert currentState != newState : currentState + " -> " + newState; - - switch (currentState) // this state is now finished - { - case ADDRESS: - if (currentDiskSector != null) - throw new DiskNibbleException ("unused ADDRESS: " + currentDiskSector); - - currentDiskSector = new RawDiskSector (new DiskAddressField (dataBuffer)); - if (dump) - System.out.println ("\n" + currentDiskSector); - break; - - case DATA: - if (currentDiskSector == null) - throw new DiskNibbleException ("cannot store DATA without ADDRESS"); - - currentDiskSector.setBuffer (diskReader.decodeSector (dataBuffer)); - diskSectors.add (currentDiskSector); - currentDiskSector = null; - if (diskSectors.size () == diskReader.sectorsPerTrack) - finished = true; - - break; - - case OTHER: // triggered by an epilogue or full address/data buffer - break; - } - - switch (newState) // this state is now starting - { - case ADDRESS: - if (currentDiskSector != null) - { - System.out.println ("\nskipped: " + currentDiskSector); - currentDiskSector = null; - } - // throw new DiskNibbleException ( - // "cannot start ADDRESS: " + currentDiskSector + " has no data"); - expectedDataSize = 8; - if (dump) - System.out.print ("\nADDRESS "); - break; - - case DATA: - if (currentDiskSector == null) - // throw new DiskNibbleException ("cannot start DATA without ADDRESS"); - return; - expectedDataSize = diskReader.expectedDataSize (); - if (dump) - System.out.println ("\nDATA"); - break; - - case OTHER: - expectedDataSize = MAX_DATA; // what is the maximum filler? - if (dump) - System.out.println ("\nOTHER"); - break; - } - - currentState = newState; - dataPtr = 0; // start collecting new buffer - } - - // ---------------------------------------------------------------------------------// - // storeSectors - // ---------------------------------------------------------------------------------// - - void storeSectors (List diskSectors, byte[] diskBuffer) - throws DiskNibbleException - { - if (diskReader == null) - throw new DiskNibbleException ("No DiskReader"); - - for (RawDiskSector diskSector : diskSectors) - diskReader.storeBuffer (diskSector, diskBuffer); - } - - // ---------------------------------------------------------------------------------// - // is13Sector - // ---------------------------------------------------------------------------------// - - boolean is13Sector () - { - return diskSectors.size () == 13 && diskReader.sectorsPerTrack == 13; - } - - // ---------------------------------------------------------------------------------// - // is16Sector - // ---------------------------------------------------------------------------------// - - boolean is16Sector () - { - return diskSectors.size () == 16 && diskReader.sectorsPerTrack == 16; - } -} diff --git a/src/com/bytezone/diskbrowser/nib/NibbleTrack.java b/src/com/bytezone/diskbrowser/nib/NibbleTrack.java deleted file mode 100644 index 0d7f30b..0000000 --- a/src/com/bytezone/diskbrowser/nib/NibbleTrack.java +++ /dev/null @@ -1,15 +0,0 @@ -package com.bytezone.diskbrowser.nib; - -public class NibbleTrack -{ - byte[] buffer; - int bitsUsed; - - public NibbleTrack (byte[] buffer, int length, int bitsUsed) - { - assert false : "Not used"; - this.bitsUsed = bitsUsed; - this.buffer = new byte[length]; - System.arraycopy (buffer, 0, this.buffer, 0, length); - } -} diff --git a/src/com/bytezone/diskbrowser/nib/RawDiskSector.java b/src/com/bytezone/diskbrowser/nib/RawDiskSector.java deleted file mode 100644 index ebe259f..0000000 --- a/src/com/bytezone/diskbrowser/nib/RawDiskSector.java +++ /dev/null @@ -1,31 +0,0 @@ -package com.bytezone.diskbrowser.nib; - -import com.bytezone.diskbrowser.utilities.HexFormatter; - -public class RawDiskSector -{ - final DiskAddressField addressField; - byte[] buffer; - - RawDiskSector (DiskAddressField addressField) - { - assert false : "Not used"; - this.addressField = addressField; - } - - void setBuffer (byte[] buffer) - { - this.buffer = buffer; - } - - void dump () - { - System.out.println (HexFormatter.format (buffer)); - } - - @Override - public String toString () - { - return addressField.toString (); - } -} diff --git a/src/com/bytezone/diskbrowser/nib/WozFileOld.java b/src/com/bytezone/diskbrowser/nib/WozFileOld.java deleted file mode 100644 index e42fe64..0000000 --- a/src/com/bytezone/diskbrowser/nib/WozFileOld.java +++ /dev/null @@ -1,360 +0,0 @@ -package com.bytezone.diskbrowser.nib; - -import java.io.BufferedInputStream; -import java.io.File; -import java.io.FileInputStream; -import java.io.IOException; -import java.util.ArrayList; -import java.util.List; - -import com.bytezone.diskbrowser.utilities.HexFormatter; -import com.bytezone.diskbrowser.utilities.Utility; - -public class WozFileOld -{ - private static final byte[] WOZ1_FILE_HEADER = - { 0x57, 0x4F, 0x5A, 0x31, (byte) 0xFF, 0x0A, 0x0D, 0x0A }; - private static final byte[] WOZ2_FILE_HEADER = - { 0x57, 0x4F, 0x5A, 0x32, (byte) 0xFF, 0x0A, 0x0D, 0x0A }; - - private static final int TRK_SIZE = 0x1A00; - private static final int INFO_SIZE = 0x3C; - private static final int TMAP_SIZE = 0xA0; - private static final int DATA_SIZE = TRK_SIZE - 10; - - private final boolean debug = true; - private final boolean dump = true; - private int diskType; // 5.25 or 3.5 - private int wozVersion; - private int bootSectorFormat; - - public final File file; - byte[] diskBuffer; - - private final MC3470 mc3470 = new MC3470 (); - private final List nibbleTracks = new ArrayList<> (40); - - // ---------------------------------------------------------------------------------// - // constructor - // ---------------------------------------------------------------------------------// - - public WozFileOld (File file) throws DiskNibbleException - { - this.file = file; - byte[] buffer = readFile (); - boolean valid = false; - - if (matches (WOZ1_FILE_HEADER, buffer)) - wozVersion = 1; - else if (matches (WOZ2_FILE_HEADER, buffer)) - wozVersion = 2; - else - { - System.out.println (HexFormatter.format (buffer, 0, 20)); - throw new DiskNibbleException ("Header error"); - } - - int checksum1 = readInt (buffer, 8, 4); - int checksum2 = Utility.crc32 (buffer, 12, buffer.length - 12); - if (checksum1 != checksum2) - { - System.out.printf ("Stored checksum : %08X%n", checksum1); - System.out.printf ("Calculated checksum : %08X%n", checksum2); - throw new DiskNibbleException ("Checksum error"); - } - - int ptr = 12; - read: while (ptr < buffer.length) - { - String chunkId = new String (buffer, ptr, 4); - ptr += 4; - int chunkSize = readInt (buffer, ptr, 4); - ptr += 4; - - if (debug) - { - System.out.printf ("Offset : %06X%n", ptr - 8); - System.out.printf ("Chunk ID : %s%n", chunkId); - System.out.printf ("Chunk size: %,d%n", chunkSize); - } - - if ("INFO".equals (chunkId)) - { - if (debug) - { - int diskType = buffer[ptr + 1] & 0xFF; - String diskTypeText = diskType == 1 ? "5.25" : diskType == 2 ? "3.5" : "??"; - - System.out.println (); - System.out.printf ("Version ........... %02X%n", buffer[ptr]); - System.out.printf ("Disk type ......... %02X %s%n", diskType, diskTypeText); - System.out.printf ("Write protected ... %02X%n", buffer[ptr + 2]); - System.out.printf ("Synchronised ...... %02X%n", buffer[ptr + 3]); - System.out.printf ("Cleaned ........... %02X%n", buffer[ptr + 4]); - System.out.printf ("Creator ........... %s%n", - new String (buffer, ptr + 5, 32).trim ()); - - if (wozVersion > 1) - { - int bootFormat = buffer[ptr + 38] & 0xFF; - String bootFormatText = bootFormat == 1 ? "16 sector" - : bootFormat == 2 ? "13 sector" : bootFormat == 3 ? "Both" : "??"; - System.out.printf ("Disk sides ........ %02X%n", buffer[ptr + 37]); - System.out.printf ("Boot format ....... %02X %s%n", bootFormat, - bootFormatText); - System.out.printf ("Optimal timing .... %02X%n", buffer[ptr + 39]); - System.out.printf ("Compatible flags .. %04X%n", - readInt (buffer, ptr + 40, 2)); - System.out.printf ("Minimum RAM ....... %04X%n", - readInt (buffer, ptr + 42, 2)); - System.out.printf ("Largest track ..... %04X%n", - readInt (buffer, ptr + 44, 2)); - } - System.out.println (); - } - - diskType = buffer[ptr + 1] & 0xFF; - if (wozVersion > 1) - bootSectorFormat = buffer[ptr + 38] & 0xFF; - - ptr += INFO_SIZE; - } - else if ("TMAP".equals (chunkId)) - { - if (debug) - { - for (int track = 0; track < 40; track++) - { - for (int qtr = 0; qtr < 4; qtr++) - System.out.printf ("%02X ", buffer[ptr++]); - System.out.println (); - } - System.out.println (); - } - else - ptr += TMAP_SIZE; - } - else if ("TRKS".equals (chunkId)) - { - if (debug) - { - System.out.println ("***********************************************"); - System.out.printf ("* Disk ......... %s%n", file.getName ()); - System.out.println ("***********************************************"); - } - - if (wozVersion == 1) - { - int tracks = chunkSize / TRK_SIZE; - - for (int trackNo = 0; trackNo < tracks; trackNo++) - { - int bytesUsed = readInt (buffer, ptr + DATA_SIZE, 2); - int bitCount = readInt (buffer, ptr + DATA_SIZE + 2, 2); - - if (debug) - { - System.out.println ("***************************************"); - System.out.printf ("* Track ......... %,6d of %,6d *%n", trackNo, - tracks); - System.out.printf ("* Bytes used .... %,6d *%n", bytesUsed); - System.out.printf ("* Bit count .... %,6d *%n", bitCount); - System.out.println ("***************************************"); - } - - try - { - // nibbleTracks.add (mc3470.getNibbleTrack (buffer, ptr, bytesUsed, bitCount)); - List diskSectors = - mc3470.readTrack (buffer, ptr, bytesUsed, bitCount); - - if (trackNo == 0) // create disk buffer - { - if (mc3470.is13Sector ()) - diskBuffer = new byte[35 * 13 * 256]; - else if (mc3470.is16Sector ()) - diskBuffer = new byte[35 * 16 * 256]; - else - { - System.out.println ("unknown disk format"); - break read; - } - } - - mc3470.storeSectors (diskSectors, diskBuffer); - } - catch (Exception e) - { - System.out.println (e); - break read; - } - - ptr += TRK_SIZE; - } - } - else - { - diskBuffer = new byte[(bootSectorFormat == 2 ? 13 : 16) * 35 * 256]; - - for (int trackNo = 0; trackNo < 160; trackNo++) - { - int p = 256 + trackNo * 8; - int startingBlock = readInt (buffer, p, 2); - int blockCount = readInt (buffer, p + 2, 2); - int bitCount = readInt (buffer, p + 4, 4); - - if (debug) - { - System.out.println ("******************************"); - System.out.printf ("* Track ......... %,6d *%n", trackNo); - System.out.printf ("* Start block ... %,6d *%n", startingBlock); - System.out.printf ("* Block count ... %,6d *%n", blockCount); - System.out.printf ("* Bit count .... %,6d *%n", bitCount); - System.out.println ("******************************"); - } - - if (startingBlock == 0) - break; - - try - { - // nibbleTracks.add (mc3470.getNibbleTrack (buffer, ptr, bytesUsed, bitCount)); - List diskSectors = mc3470.readTrack (buffer, - startingBlock * 512, blockCount * 512, bitCount); - - for (RawDiskSector rawDiskSector : diskSectors) - { - System.out.println (rawDiskSector); - rawDiskSector.dump (); - } - - mc3470.storeSectors (diskSectors, diskBuffer); - } - catch (Exception e) - { - System.out.println (e); - break read; - } - } - ptr += chunkSize; - } - } - else if ("META".equals (chunkId)) - { - // System.out.printf ("[%s] %08X%n", chunkId, chunkSize); - // System.out.println (HexFormatter.format (buffer, ptr, chunkSize)); - ptr += chunkSize; - } - else - { - System.out.printf ("Unknown %08X%n", chunkSize); - ptr += chunkSize; - } - } - - // if (!valid) - // readNibbleTracks (buffer); - } - - // ---------------------------------------------------------------------------------// - // readNibbleTracks - // ---------------------------------------------------------------------------------// - - private void readNibbleTracks (byte[] buffer) - { - for (int track = 0; track < 35; track++) - { - int ptr = track * 6656 + 256; - - int bytesUsed = readInt (buffer, ptr + DATA_SIZE, 2); - int bitCount = readInt (buffer, ptr + DATA_SIZE + 2, 2); - - NibbleTrack nibbleTrack = mc3470.getNibbleTrack (buffer, ptr, bytesUsed, bitCount); - nibbleTracks.add (nibbleTrack); - } - } - - // ---------------------------------------------------------------------------------// - // getSectorsPerTrack - // ---------------------------------------------------------------------------------// - - public int getSectorsPerTrack () - { - return mc3470.is13Sector () ? 13 : mc3470.is16Sector () ? 16 : 0; - } - - // ---------------------------------------------------------------------------------// - // readInt - // ---------------------------------------------------------------------------------// - - private int readInt (byte[] buffer, int offset, int length) - { - int shift = 0; - int value = 0; - for (int i = 0; i < length; i++) - { - value |= (buffer[offset + i] & 0xFF) << shift; - shift += 8; - } - return value; - } - - // ---------------------------------------------------------------------------------// - // getDiskBuffer - // ---------------------------------------------------------------------------------// - - public byte[] getDiskBuffer () - { - return diskBuffer; - } - - // ---------------------------------------------------------------------------------// - // readFile - // ---------------------------------------------------------------------------------// - - private byte[] readFile () - { - try - { - BufferedInputStream in = new BufferedInputStream (new FileInputStream (file)); - byte[] buffer = in.readAllBytes (); - in.close (); - return buffer; - } - catch (IOException e) - { - e.printStackTrace (); - return null; - } - } - - void dump (int trackNo) - { - - } - - // ---------------------------------------------------------------------------------// - // matches - // ---------------------------------------------------------------------------------// - - private boolean matches (byte[] b1, byte[] b2) - { - for (int i = 0; i < b1.length; i++) - if (b1[i] != b2[i]) - return false; - return true; - } - - public static void main (String[] args) - { - File file = new File ("/Users/denismolony/code/python/wozardry-2.0/bill.woz"); - try - { - new WozFileOld (file); - } - catch (DiskNibbleException e) - { - e.printStackTrace (); - } - } -} diff --git a/src/com/bytezone/diskbrowser/prodos/FileEntry.java b/src/com/bytezone/diskbrowser/prodos/FileEntry.java index 9c93c4b..f701683 100755 --- a/src/com/bytezone/diskbrowser/prodos/FileEntry.java +++ b/src/com/bytezone/diskbrowser/prodos/FileEntry.java @@ -223,11 +223,17 @@ class FileEntry extends CatalogEntry implements ProdosConstants { switch (fileType) { + case FILE_TYPE_USER_DEFINED_1: // OVL + if (endOfFile == 0x2000 && auxType == 0) + { + file = new OriginalHiResImage (name, exactBuffer, auxType); + break; + } + // drop through case FILE_TYPE_BINARY: case FILE_TYPE_RELOCATABLE: case FILE_TYPE_SYS: case FILE_TYPE_BAT: - case FILE_TYPE_USER_DEFINED_1: if (SimpleText.isHTML (exactBuffer)) file = new SimpleText (name, exactBuffer); else if (HiResImage.isGif (exactBuffer) || HiResImage.isPng (exactBuffer)) @@ -385,6 +391,7 @@ class FileEntry extends CatalogEntry implements ProdosConstants case FILE_TYPE_LDF: case FILE_TYPE_ANI: case FILE_TYPE_PAL: + case FILE_TYPE_NON: file = new DefaultAppleFile (name, exactBuffer); break; diff --git a/src/com/bytezone/diskbrowser/prodos/ProdosConstants.java b/src/com/bytezone/diskbrowser/prodos/ProdosConstants.java index 7a033be..de7c591 100755 --- a/src/com/bytezone/diskbrowser/prodos/ProdosConstants.java +++ b/src/com/bytezone/diskbrowser/prodos/ProdosConstants.java @@ -2,6 +2,7 @@ package com.bytezone.diskbrowser.prodos; public interface ProdosConstants { + int FILE_TYPE_NON = 0x00; int FILE_TYPE_PCD = 0x02; int FILE_TYPE_TEXT = 0x04; int FILE_TYPE_PDA = 0x05; @@ -31,7 +32,7 @@ public interface ProdosConstants int FILE_TYPE_ICN = 0xCA; int FILE_TYPE_APPLETALK = 0xE2; int FILE_TYPE_PASCAL_VOLUME = 0xEF; - int FILE_TYPE_USER_DEFINED_1 = 0xF1; + int FILE_TYPE_USER_DEFINED_1 = 0xF1; // OVL int FILE_TYPE_BAT = 0xF5; int FILE_TYPE_INTEGER_BASIC = 0xFA; int FILE_TYPE_INTEGER_BASIC_VARS = 0xFB;