ghidra/Ghidra/Debug/Debugger/ghidra_scripts/RefreshRegistersScript.java

84 lines
2.9 KiB
Java

/* ###
* 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.
*/
import java.util.List;
import db.Transaction;
import ghidra.app.script.GhidraScript;
import ghidra.debug.api.tracemgr.DebuggerCoordinates;
import ghidra.debug.flatapi.FlatDebuggerRmiAPI;
import ghidra.program.model.lang.Register;
import ghidra.trace.model.Trace;
import ghidra.trace.model.guest.TracePlatform;
import ghidra.trace.model.memory.TraceMemorySpace;
import ghidra.trace.model.memory.TraceMemoryState;
import ghidra.trace.model.thread.TraceThread;
public class RefreshRegistersScript extends GhidraScript implements FlatDebuggerRmiAPI {
public static final List<String> REG_NAMES = List.of("RAX", "RBX");
@Override
protected void run() throws Exception {
DebuggerCoordinates current = getCurrentDebuggerCoordinates();
if (!current.isAliveAndPresent()) {
printerr("Target is not alive, or you're looking at the trace history.");
return;
}
try (Transaction tx = current.getTrace().openTransaction("Refresh Registers")) {
}
}
protected void setUnknown(TracePlatform platform, TraceThread thread, int frame, long snap,
List<Register> regs) {
TraceMemorySpace regSpace = thread
.getTrace()
.getMemoryManager()
.getMemoryRegisterSpace(thread, frame, false);
if (regSpace == null) {
return;
}
for (Register reg : regs) {
regSpace.setState(platform, snap, reg, TraceMemoryState.UNKNOWN);
}
}
protected void readCurrentFrame(DebuggerCoordinates current, boolean forceRefresh) {
long snap = current.getSnap();
TracePlatform platform = current.getPlatform();
List<Register> regs = REG_NAMES.stream().map(platform.getLanguage()::getRegister).toList();
TraceThread thread = current.getThread();
int frame = current.getFrame();
if (forceRefresh) {
setUnknown(platform, thread, frame, snap, regs);
}
readRegisters(platform, thread, frame, snap, regs);
}
protected void readAllThreadsTopFrame(DebuggerCoordinates current, boolean forceRefresh) {
Trace trace = current.getTrace();
long snap = current.getSnap();
TracePlatform platform = current.getPlatform();
List<Register> regs = REG_NAMES.stream().map(platform.getLanguage()::getRegister).toList();
for (TraceThread thread : trace.getThreadManager().getAllThreads()) {
if (forceRefresh) {
setUnknown(platform, thread, 0, snap, regs);
}
readRegisters(platform, thread, 0, snap, regs);
}
}
}