ghidra/Ghidra/Features/Base/ghidra_scripts/BinaryToAsciiScript.java

96 lines
2.2 KiB
Java

/* ###
* IP: GHIDRA
* REVIEWED: YES
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
//Converts a binary file into an ascii hex file.
//@category Conversion
import ghidra.app.script.GhidraScript;
import ghidra.util.Conv;
import java.io.*;
public class BinaryToAsciiScript extends GhidraScript {
@Override
public void run() throws Exception {
File inputBinaryFile = askFile("Select Binary File", "Binary File");
if (!inputBinaryFile.exists()) {
popup(inputBinaryFile.getAbsolutePath() + " does not exist.");
return;
}
File outAsciiFile = askFile("Select Ascii File", "Ascii File");
if (inputBinaryFile.equals(outAsciiFile)) {
popup("Input file and output file are the same. "+inputBinaryFile.getAbsolutePath());
return;
}
if (outAsciiFile.exists()) {
if (!askYesNo("Ascii File Already Exists", "The ascii file already exists.\nDo you want to overwrite it?")) {
return;
}
}
int bytesPerLine = askInt("Bytes per Line", "How many ascii bytes per line?");
if (bytesPerLine < 1) {
popup("Invalid bytes per line quantity: " + bytesPerLine + ".\n " +
"Value must be greater than zero.");
return;
}
InputStream in = new FileInputStream(inputBinaryFile);
PrintWriter out = new PrintWriter(outAsciiFile);
byte [] buffer = new byte[4096];
int bytesWritten = 0;
while (true) {
if (monitor.isCancelled()) {
break;
}
int nRead = in.read(buffer);
if (nRead == -1) {
break;
}
for (int i = 0 ; i < nRead ; ++i) {
if (monitor.isCancelled()) {
break;
}
if (bytesWritten > 0 && (bytesWritten % bytesPerLine) == 0) {
out.append('\n');
}
out.write( Conv.toHexString(buffer[i]) );
++bytesWritten;
}
}
in.close();
out.close();
}
}