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Rename gh_structs.h to gh_types.h, split script

This commit is contained in:
Guus Waals 2024-09-23 20:35:35 +08:00
parent 619f3c36dc
commit 03dcb159fe
7 changed files with 131 additions and 127 deletions
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0
game_re/gh_structs.h → game_re/gh_types.h
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127
scripts/Decompile.java
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@ -344,133 +344,6 @@ public class Decompile extends GhidraScript {
writer.println("#endif // GH_GENERATED_" + tag + "_H");
}
class DependencyTypeDumper {
HashSet<DataType> types = new HashSet<>();
DataTypeManager dtm;
TaskMonitor taskMonitor;
public DependencyTypeDumper(DataTypeManager dtm) {
this.dtm = dtm;
this.taskMonitor = monitor;
}
void visit(DataType dataType, PrintWriter writer) throws Exception {
// If not already written
if (types.contains(dataType)) {
println("Visiting: " + dataType.getName());
types.remove(dataType);
// Write dependencies, and then write self
if (dataType instanceof Structure) {
Structure struct = (Structure) dataType;
for (DataTypeComponent component : struct.getComponents()) {
DataType dt = component.getDataType();
if (dt instanceof Structure) {
println("Dependency: " + dt.getName());
visit((Structure) dt, writer);
}
}
}
writeNoDeps(dataType, writer);
}
}
void writeNoDeps(DataType dt, PrintWriter writer) throws Exception {
// Check
// https://github.com/NationalSecurityAgency/ghidra/blob/17c93909bbf99f7f98dbf5737b38d8dd2c01bef0/Ghidra/Features/Decompiler/src/main/java/ghidra/app/util/exporter/CppExporter.java#L401
// DataTypeWriter dtw = new DataTypeWriter(dtm, writer);
// dtw.blacklistedTypes =
// dtw.write(new DataType[] { dt }, taskMonitor);
// if (dt instanceof Structure) {
// Structure struct = (Structure) dt;
// writer.append("typedef struct " + struct.getName() + " {\n");
// for (DataTypeComponent component : struct.getComponents()) {
// if (component.isBitFieldComponent()) {
// BitFieldDataType bfdt = (BitFieldDataType) component.getDataType();
// writer.append(
// " " + bfdt.getDisplayName() + " " + component.getDefaultFieldName() + " : " +
// bfdt.getBitSize() + ";\n");
// } else {
// writer.append(
// " " + component.getDataType().getDisplayName() + " " +
// component.getDefaultFieldName() + ";\n");
// }
// writer.append("} " + struct.getDisplayName() + " ;\n");
// writer.append("\n");
// } else if (dt instanceof TypedefDataType) {
// TypedefDataType typedef = (TypedefDataType) dt;
// writer.append("typedef " + typedef.getDataType().getDisplayName() + " " +
// typedef.getName() + ";\n");
// writer.append("\n");
// } else {
// throw new Exception("Unsupported type: " + dt.getDisplayName());
// }
}
void writeAll(PrintWriter writer) throws Exception {
while (types.size() > 0) {
DataType first = types.iterator().next();
visit(first, writer);
}
}
};
void dumpStructureTypes() throws Exception {
ProgramBasedDataTypeManager dtm = currentProgram.getDataTypeManager();
HashSet<String> typeBlacklist = Utils.loadStructBlacklist(RecompileConfig.INSTANCE.typeBlacklistPath);
if (typeBlacklist == null) {
println("Building struct blacklist from existing data types");
typeBlacklist = new HashSet<>();
Iterator<DataType> it = dtm.getAllDataTypes();
while (it.hasNext()) {
DataType dt = it.next();
if (dt instanceof Structure || dt instanceof TypedefDataType) {
typeBlacklist.add(dt.getDisplayName());
}
}
Utils.saveStructBlacklist(typeBlacklist, RecompileConfig.INSTANCE.typeBlacklistPath);
}
List<DataType> filteredTypes = new ArrayList<>();
Iterator<DataType> it = dtm.getAllDataTypes();
// DependencyTypeDumper dumper = new DependencyTypeDumper(dtm);
while (it.hasNext()) {
DataType dt = it.next();
if (dt instanceof Structure || dt instanceof TypedefDataType || dt instanceof EnumDataType) {
if (typeBlacklist.contains(dt.getDisplayName()))
continue;
// println("Adding: " + dt.getDisplayName() + " - " +
// dt.getClass().getSimpleName());
filteredTypes.add(dt);
}
// Structure struct = (Structure) dt;
// dumper.types.add(struct);
// } else if (dt instanceof TypedefDataType) {
// TypedefDataType typedef = (TypedefDataType) dt;
// dumper.types.add(typedef);
// }
}
try (PrintWriter writer = new PrintWriter(new File(RecompileConfig.INSTANCE.outputDir, "gh_structs.h"),
"UTF-8")) {
headerGuardPre(writer, "STRUCTS");
writer.println("// AUTO-GENERATED FILE ");
writer.println("#include <gh_struct_binder.h>");
// dumper.writeAll(writer);
DataTypeWriter dtw = new DataTypeWriter(dtm, writer);
dtw.blacklistedTypes = typeBlacklist;
dtw.write(filteredTypes, monitor);
headerGuardPost(writer, "STRUCTS");
}
}
void dumpGlobals(Hashtable<String, GlobalRec> globalSymbols) throws Exception {
File globalSymbolsListH = new File(RecompileConfig.INSTANCE.outputDir, "gh_global.h");
PrintWriter hwriter = new PrintWriter(globalSymbolsListH, "UTF-8");

25
scripts/DecompileFile.java Normal file
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@ -0,0 +1,25 @@
public class DecompileFile {
public class MyDecompilerAction extends DecompilerAction {
public MyDecompilerAction() {
super("My Custom Action");
setDescription("Description of my custom decompiler action");
setKeyBindingData(new KeyBindingData(KeyEvent.VK_F5, 0));
}
@Override
public void actionPerformed(DecompilerActionContext context) {
// Custom action logic goes here
// You can access decompiler results via:
// DecompileResults results = context.getDecompileResults();
// HighFunction highFunction = results.getHighFunction();
// Implement your custom functionality
}
}
// Register the action in your plugin's init() method:
// tool.addAction(new MyDecompilerAction());
}

18
scripts/DumpTypes.java Normal file
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@ -0,0 +1,18 @@
// Script to dump all custom types from Ghidra
// @category _Reman3
// @menupath Reman3.Dump Types
import ghidra.app.script.GhidraScript;
import ghidra.program.model.data.DataType;
import ghidra.program.model.data.ProgramBasedDataTypeManager;
import ghidra.program.model.data.Structure;
import ghidra.program.model.data.TypedefDataType;
import re3lib.TypeDumper;
public class DumpTypes extends GhidraScript {
@Override
protected void run() throws Exception {
TypeDumper dumper = new TypeDumper(this);
dumper.run();
}
}

6
scripts/re3lib/RecompileConfig.java
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@ -61,4 +61,10 @@ public class RecompileConfig {
decomp.openProgram(currentProgram);
decompCache = new DecompileCache(decomp, script.getMonitor());
}
public void createDirectories() {
dirDecompAuto.mkdirs();
dirDecompFix.mkdirs();
dirDecompRef.mkdirs();
}
}

72
scripts/re3lib/TypeDumper.java Normal file
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@ -0,0 +1,72 @@
package re3lib;
import java.io.File;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import ghidra.app.script.GhidraScript;
import ghidra.program.model.data.DataType;
import ghidra.program.model.data.EnumDataType;
import ghidra.program.model.data.ProgramBasedDataTypeManager;
import ghidra.program.model.data.Structure;
import ghidra.program.model.data.TypedefDataType;
import ghidra.program.model.listing.Program;
public class TypeDumper {
Program currentProgram;
GhidraScript script;
public TypeDumper(GhidraScript script) {
this.script = script;
currentProgram = script.getCurrentProgram();
RecompileConfig.INSTANCE = new RecompileConfig(script);
}
public void run() throws Exception {
ProgramBasedDataTypeManager dtm = currentProgram.getDataTypeManager();
HashSet<String> typeBlacklist = Utils.loadStructBlacklist(RecompileConfig.INSTANCE.typeBlacklistPath);
if (typeBlacklist == null) {
script.println("Building struct blacklist from existing data types");
typeBlacklist = new HashSet<>();
Iterator<DataType> it = dtm.getAllDataTypes();
while (it.hasNext()) {
DataType dt = it.next();
if (dt instanceof Structure || dt instanceof TypedefDataType) {
typeBlacklist.add(dt.getDisplayName());
}
}
Utils.saveStructBlacklist(typeBlacklist, RecompileConfig.INSTANCE.typeBlacklistPath);
}
List<DataType> filteredTypes = new ArrayList<>();
Iterator<DataType> it = dtm.getAllDataTypes();
while (it.hasNext()) {
DataType dt = it.next();
if (dt instanceof Structure || dt instanceof TypedefDataType || dt instanceof EnumDataType) {
if (typeBlacklist.contains(dt.getDisplayName()))
continue;
// println("Adding: " + dt.getDisplayName() + " - " +
// dt.getClass().getSimpleName());
filteredTypes.add(dt);
}
}
try (PrintWriter writer = new PrintWriter(new File(RecompileConfig.INSTANCE.outputDir, "gh_types.h"),
"UTF-8")) {
Utils.headerGuardPre(writer, "STRUCTS");
writer.println("// AUTO-GENERATED FILE ");
writer.println("#include <gh_struct_binder.h>");
DataTypeWriter dtw = new DataTypeWriter(dtm, writer);
dtw.blacklistedTypes = typeBlacklist;
dtw.write(filteredTypes, script.getMonitor());
Utils.headerGuardPost(writer, "STRUCTS");
}
}
}

10
scripts/re3lib/Utils.java
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@ -11,6 +11,16 @@ import ghidra.app.script.GhidraScript;
import ghidra.program.model.address.Address;
public class Utils {
public static void headerGuardPre(PrintWriter writer, String tag) {
writer.println("#ifndef GH_GENERATED_" + tag + "_H");
writer.println("#define GH_GENERATED_" + tag + "_H");
writer.println();
}
public static void headerGuardPost(PrintWriter writer, String tag) {
writer.println("#endif // GH_GENERATED_" + tag + "_H");
}
public static HashSet<String> loadStructBlacklist(String path) {
File file = new File(path);
HashSet<String> structBlacklist = new HashSet<>();