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DecompileToC.java
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DecompileToC.java
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/* ###
* IP: GHIDRA
*
* 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.
*/
//Decompile an entire program to C
/* This code from: https://github.com/h4sh5/ghidra-headless-decompile */
import java.io.File;
import java.io.FileWriter;
import java.util.ArrayList;
import java.util.List;
import java.util.Arrays;
import ghidra.app.script.GhidraScript;
import ghidra.app.util.Option;
import ghidra.app.util.exporter.CppExporter;
import ghidra.program.model.symbol.SymbolTable;
import ghidra.program.model.symbol.SymbolType;
import ghidra.program.model.symbol.Symbol;
import ghidra.program.model.data.DataType;
import ghidra.program.model.data.DataUtilities;
public class DecompileToC extends GhidraScript {
@Override
public void run() throws Exception {
// if (!state.displayParameterGatherer("Script Options")) {
// return;
// }
String[] args = getScriptArgs();
System.out.println("ARGS: " + Arrays.toString(args));
// File outputFile = (File) state.getEnvironmentVar("COutputFile");
File outputFile = new File(args[0]);
CppExporter cppExporter = new CppExporter();
List<Option> options = new ArrayList<Option>();
options.add(new Option(CppExporter.CREATE_HEADER_FILE, Boolean.TRUE));
cppExporter.setOptions(options);
cppExporter.setExporterServiceProvider(state.getTool());
cppExporter.export(outputFile, currentProgram, null, monitor);
SymbolTable mySymbolTable = currentProgram.getSymbolTable();
String header_path = outputFile.getPath().replace(".c", ".h");
FileWriter fw = new FileWriter(header_path, true);
fw.write(";\n\n", 0, 2);
fw.write("typedef unsigned int uint;\n", 0, 27);
for(Symbol sym : mySymbolTable.getSymbolIterator()) {
if(sym.isGlobal() && !sym.isExternal() && sym.getReferenceCount() > 0 &&
sym.getSymbolType() == SymbolType.LABEL) {
if(DataUtilities.getDataAtAddress(currentProgram, sym.getAddress()) != null) {
DataType dt = DataUtilities.getDataAtAddress(currentProgram, sym.getAddress()).getBaseDataType();
//System.err.println(dt.getDisplayName());
//System.err.println(sym.getName());
int sub_pos = dt.getDisplayName().indexOf('[');
if(sub_pos < 0) {
fw.write(dt.getDisplayName(), 0, dt.getDisplayName().length());
fw.write(" ", 0, 1);
fw.write(sym.getName(), 0, sym.getName().length());
fw.write(";\n", 0, 2);
} else {
fw.write(dt.getDisplayName(), 0, sub_pos);
fw.write(" ", 0, 1);
fw.write(sym.getName(), 0, sym.getName().length());
fw.write(dt.getDisplayName(), sub_pos, dt.getDisplayName().length() - sub_pos);
fw.write(";\n", 0, 2);
}
}
}
}
fw.close();
}
}