mirror of
https://github.com/dmolony/DiskBrowser.git
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50 lines
1.5 KiB
Java
50 lines
1.5 KiB
Java
package com.bytezone.diskbrowser.applefile;
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import com.bytezone.diskbrowser.disk.AbstractSector;
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import com.bytezone.diskbrowser.disk.Disk;
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public class BootSector extends AbstractSector
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{
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AssemblerProgram assembler;
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String name; // DOS or Prodos
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public BootSector (Disk disk, byte[] buffer, String name)
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{
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super (disk, buffer);
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this.name = name;
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}
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@Override
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public String createText ()
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{
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StringBuilder text = new StringBuilder ();
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if (assembler == null)
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{
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// The first byte in the buffer is the number of sectors to read in (minus 1)
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int sectors = buffer[0] & 0xFF;
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System.out.printf ("Sectors to read : %d%n", (sectors + 1));
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if (sectors == 1 || sectors == 2) // probably not what I think it is
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{
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int bufferSize = buffer.length * (sectors + 1);
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byte[] newBuffer = new byte[bufferSize];
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System.arraycopy (buffer, 0, newBuffer, 0, buffer.length);
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for (int i = 1; i <= sectors; i++) // skip the buffer we already have
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{
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byte[] buf = disk.readSector (i);
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// System.out.printf ("%d %d %d%n", buf.length, buffer.length, newBuffer.length);
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System.arraycopy (buf, 0, newBuffer, i * buf.length, buf.length);
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}
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buffer = newBuffer;
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assembler = new AssemblerProgram (name + " Boot Loader", buffer, 0x800, 1);
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}
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else
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assembler = new AssemblerProgram (name + " Boot Loader", buffer, 0x00, 0);
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}
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text.append (assembler.getText ());
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return text.toString ();
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}
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} |