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User:Raphi/Import ROM map from Ghidra: Difference between revisions

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Limited support for importing a ROM map from Ghidra. '''TODO:''' We need the ability to merge the wikitext output into an already existing page.
Limited support for importing a ROM map from Ghidra. '''TODO:''' We need the ability to merge the wikitext output into an already existing page.


Running this script will export all named functions in the current program to a wikitext file:
Running this script will export all named functions in the current program to a wikitext file. It will skip functions that already exist in this Wiki (by matching the address):


<syntaxhighlight lang="c" lines>
<syntaxhighlight lang="java" lines>
/* ###
/* ###
  * IP: GHIDRA
  * IP: GHIDRA
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//@category Functions
//@category Functions


import java.io.BufferedReader;
import java.io.File;
import java.io.File;
import java.io.FileWriter;
import java.io.FileWriter;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.HashSet;


import ghidra.app.script.GhidraScript;
import ghidra.app.script.GhidraScript;
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private static final String ENTRY = "entry";
private static final String ENTRY = "entry";
private static final String SIGNATURE = "signature";
private static final String SIGNATURE = "signature";
private HashSet<Long> knownAddresses;


@Override
@Override
public void run() throws Exception {
public void run() throws Exception {
byte[] gameCodeBytes = new byte[4];
currentProgram.getMemory().getBytes(currentProgram.getAddressFactory().getAddress("0x080000ac"), gameCodeBytes);
String gameCode = new String(gameCodeBytes, "US-ASCII");
println("Game code: " + gameCode);
knownAddresses = new HashSet();
if (gameCode.equals("U3IE")) {
loadKnownAddresses("https://boktaihacking.net/wiki/ROM_map_(Boktai_1)?action=raw");
} else if (gameCode.equals("U32E")) {
loadKnownAddresses("https://boktaihacking.net/wiki/ROM_map_(Boktai_2)?action=raw");
} else if (gameCode.equals("U33J")) {
loadKnownAddresses("https://boktaihacking.net/wiki/ROM_map_(Boktai_3)?action=raw");
}
File outputFile = askFile("Please Select Output File", "Choose");
File outputFile = askFile("Please Select Output File", "Choose");
FileWriter fileWriter = new FileWriter(outputFile);
FileWriter fileWriter = new FileWriter(outputFile);
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Address entry = f.getEntryPoint();
Address entry = f.getEntryPoint();
FunctionSignature sig = f.getSignature();
FunctionSignature sig = f.getSignature();
if (knownAddresses.contains(entry.getOffset())) continue;


fileWriter.write("|-\n");
fileWriter.write("|-\n");
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fileWriter.close();
fileWriter.close();
println("Wrote functions to " + outputFile);
println("Wrote functions to " + outputFile);
}
private void loadKnownAddresses(String url) throws Exception {
println("Downloading known addresses from " + url);
HttpURLConnection http = (HttpURLConnection) new URL(url).openConnection();
http.setRequestMethod("GET");
BufferedReader httpStream = new BufferedReader(new InputStreamReader(http.getInputStream()));
String line;
while ((line = httpStream.readLine()) != null) {
if (line.startsWith("| 0x")) {
long address = Integer.parseInt(line.substring(4, 12), 16);
knownAddresses.add(address);
}
}
println("Found " + knownAddresses.size() + " addresses in the Wiki");
}
}
}
}
</syntaxhighlight>
</syntaxhighlight>