113 lines
3.9 KiB
Java
113 lines
3.9 KiB
Java
package com.bytezone.diskbrowser.nufx;
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import java.io.IOException;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.util.ArrayList;
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import java.util.List;
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import com.bytezone.diskbrowser.prodos.write.DiskFullException;
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import com.bytezone.diskbrowser.prodos.write.FileAlreadyExistsException;
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import com.bytezone.diskbrowser.prodos.write.ProdosDisk;
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import com.bytezone.diskbrowser.prodos.write.VolumeCatalogFullException;
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import com.bytezone.diskbrowser.utilities.Utility;
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// -----------------------------------------------------------------------------------//
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public class Binary2
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// -----------------------------------------------------------------------------------//
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{
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private static final String UNDERLINE =
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"------------------------------------------------------" + "-----------------------";
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Binary2Header binary2Header;
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byte[] buffer;
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List<Binary2Header> headers = new ArrayList<> ();
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int totalBlocks;
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String fileName;
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// ---------------------------------------------------------------------------------//
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public Binary2 (Path path) throws IOException
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// ---------------------------------------------------------------------------------//
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{
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fileName = path.toFile ().getName ();
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buffer = Files.readAllBytes (path);
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read (buffer);
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}
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// ---------------------------------------------------------------------------------//
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private void read (byte[] buffer)
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// ---------------------------------------------------------------------------------//
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{
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int ptr = 0;
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do
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{
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binary2Header = new Binary2Header (buffer, ptr);
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headers.add (binary2Header);
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totalBlocks += binary2Header.totalBlocks;
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ptr += ((binary2Header.eof - 1) / 128 + 1) * 128 + 128;
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} while (binary2Header.filesToFollow > 0);
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}
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// ---------------------------------------------------------------------------------//
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public byte[] getDiskBuffer ()
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throws DiskFullException, VolumeCatalogFullException, FileAlreadyExistsException, IOException
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// ---------------------------------------------------------------------------------//
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{
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ProdosDisk disk = new ProdosDisk (800, "DiskBrowser");
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for (Binary2Header header : headers)
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{
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if (header.compressed && buffer[header.ptr + 128] == 0x76
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&& buffer[header.ptr + 129] == (byte) 0xFF)
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{
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byte[] tmp = new byte[header.eof]; // this sux
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System.arraycopy (buffer, header.ptr + 128, tmp, 0, tmp.length);
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String name = Utility.getCString (tmp, 4);
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Squeeze squeeze = new Squeeze ();
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byte[] dataBuffer = squeeze.unSqueeze (tmp);
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disk.addFile (name, header.fileType, header.auxType, header.created, header.modified,
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dataBuffer, header.eof);
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}
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else
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{
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byte[] dataBuffer = new byte[header.eof]; // this sux
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System.arraycopy (buffer, header.ptr + 128, dataBuffer, 0, dataBuffer.length);
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disk.addFile (header.fileName, header.fileType, header.auxType, header.created,
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header.modified, dataBuffer, header.eof);
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}
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}
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disk.close ();
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return disk.getBuffer ();
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}
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// ---------------------------------------------------------------------------------//
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@Override
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public String toString ()
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// ---------------------------------------------------------------------------------//
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{
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StringBuilder text = new StringBuilder ();
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text.append (
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String.format (" %-15.15s Files:%5d%n%n",
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fileName, headers.size ()));
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text.append (
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" Name Type Auxtyp Modified" + " Fmat Length\n");
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text.append (String.format ("%s%n", UNDERLINE));
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for (Binary2Header header : headers)
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text.append (String.format ("%s%n", header.getLine ()));
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text.append (String.format ("%s%n", UNDERLINE));
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return text.toString ();
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}
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}
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