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https://github.com/AppleCommander/bastools.git
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Pulled out HexDumper as a class to be more configurable. Closes #9.
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@ -3,12 +3,14 @@ package io.github.applecommander.bastokenizer;
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import java.io.File;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.io.PrintStream;
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import java.nio.file.Files;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.List;
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import java.util.Queue;
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import java.util.concurrent.Callable;
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import java.util.function.BiConsumer;
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import com.webcodepro.applecommander.util.applesoft.Parser;
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import com.webcodepro.applecommander.util.applesoft.Program;
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@ -114,10 +116,10 @@ public class Main implements Callable<Void> {
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byte[] data = Visitors.byteVisitor(address).dump(program);
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if (hexFormat) {
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hexDump(address, data, false);
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HexDumper.standard().dump(address, data);
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}
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if (copyFormat) {
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hexDump(address, data, true);
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HexDumper.apple2().dump(address, data);
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}
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if (outputFile != null) {
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Files.write(outputFile.toPath(), data);
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@ -127,40 +129,69 @@ public class Main implements Callable<Void> {
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}
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}
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/** Dump data to stdout in various formats. */
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public void hexDump(int address, byte[] data, boolean forApple) {
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final int line = 16;
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int offset = 0;
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if (forApple) {
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int end = address + data.length;
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System.out.printf("0067: %02x %02x %02x %02x\n", address&0xff, address>>8, end&0xff, end>>8);
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System.out.printf("%04x: 00\n", address-1);
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/** A slightly-configurable reusable hex dumping mechanism. */
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public static class HexDumper {
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private PrintStream ps = System.out;
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private int lineWidth = 16;
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private BiConsumer<Integer,Integer> printHeader;
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private BiConsumer<Integer,byte[]> printLine;
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public static HexDumper standard() {
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HexDumper hd = new HexDumper();
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hd.printHeader = hd::emptyHeader;
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hd.printLine = hd::standardLine;
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return hd;
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}
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while (offset < data.length) {
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System.out.printf("%04x: ", address);
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for (int i=0; i<line; i++) {
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if (offset < data.length) {
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System.out.printf("%02x ", data[offset]);
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} else if (!forApple) {
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System.out.printf(".. ");
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}
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offset++;
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public static HexDumper apple2() {
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HexDumper hd = new HexDumper();
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hd.printHeader = hd::apple2Header;
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hd.printLine = hd::apple2Line;
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return hd;
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}
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public void dump(int address, byte[] data) {
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printHeader.accept(address, data.length);
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int offset = 0;
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while (offset < data.length) {
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byte[] line = Arrays.copyOfRange(data, offset, Math.min(offset+lineWidth,data.length));
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printLine.accept(address+offset, line);
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offset += line.length;
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}
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System.out.print(" ");
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if (!forApple) {
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offset -= line;
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for (int i=0; i<line; i++) {
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char ch = ' ';
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if (offset < data.length) {
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byte b = data[offset];
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ch = (b >= ' ') ? (char)b : '.';
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}
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System.out.printf("%c", ch);
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offset++;
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}
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public void emptyHeader(int address, int length) {
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// Do Nothing
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}
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public void apple2Header(int address, int length) {
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int end = address + length;
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printLine.accept(0x67, new byte[] { (byte)(address&0xff), (byte)(address>>8), (byte)(end&0xff), (byte)(end>>8) });
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printLine.accept(address-1, new byte[] { 0x00 });
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}
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public void standardLine(int address, byte[] data) {
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ps.printf("%04x: ", address);
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for (int i=0; i<lineWidth; i++) {
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if (i < data.length) {
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ps.printf("%02x ", data[i]);
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} else {
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ps.printf(".. ");
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}
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}
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System.out.printf("\n");
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address += line;
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ps.print(" ");
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for (int i=0; i<lineWidth; i++) {
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char ch = ' ';
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if (i < data.length) {
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byte b = data[i];
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ch = (b >= ' ') ? (char)b : '.';
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}
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ps.printf("%c", ch);
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}
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ps.printf("\n");
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}
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public void apple2Line(int address, byte[] data) {
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ps.printf("%04X:", address);
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for (byte b : data) ps.printf("%02X ", b);
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ps.printf("\n");
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}
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}
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