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GP-2461: Add FlatDebuggerAPI.evaluate. Refactor DebuggerEmuExamleScript.

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This commit is contained in:
Dan
2023-08-31 16:28:44 -04:00
parent ee64b89314
commit 7d55d3dd61
2 changed files with 36 additions and 20 deletions
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Ghidra/Features/SystemEmulation/ghidra_scripts/DebuggerEmuExampleScript.java
+9 -16
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@@ -33,13 +33,11 @@ import ghidra.app.plugin.core.debug.service.emulation.ProgramEmulationUtils;
import ghidra.app.plugin.core.debug.service.emulation.data.DefaultPcodeDebuggerAccess;
import ghidra.app.plugin.processors.sleigh.SleighLanguage;
import ghidra.app.script.GhidraScript;
import ghidra.app.services.DebuggerTraceManagerService;
import ghidra.app.services.ProgramManager;
import ghidra.debug.flatapi.FlatDebuggerAPI;
import ghidra.framework.plugintool.PluginTool;
import ghidra.pcode.emu.PcodeThread;
import ghidra.pcode.exec.*;
import ghidra.pcode.exec.PcodeExecutorStatePiece.Reason;
import ghidra.pcode.exec.trace.TraceSleighUtils;
import ghidra.pcode.utils.Utils;
import ghidra.program.database.ProgramDB;
import ghidra.program.model.address.Address;
@@ -54,7 +52,7 @@ import ghidra.trace.model.thread.TraceThread;
import ghidra.trace.model.time.TraceSnapshot;
import ghidra.trace.model.time.TraceTimeManager;
public class DebuggerEmuExampleScript extends GhidraScript {
public class DebuggerEmuExampleScript extends GhidraScript implements FlatDebuggerAPI {
private final static Charset UTF8 = Charset.forName("utf8");
@Override
@@ -63,9 +61,6 @@ public class DebuggerEmuExampleScript extends GhidraScript {
* First, get all the services and stuff:
*/
PluginTool tool = state.getTool();
ProgramManager programManager = tool.getService(ProgramManager.class);
DebuggerTraceManagerService traceManager =
tool.getService(DebuggerTraceManagerService.class);
SleighLanguage language = (SleighLanguage) getLanguage(new LanguageID("x86:LE:64:default"));
/*
@@ -103,7 +98,7 @@ public class DebuggerEmuExampleScript extends GhidraScript {
}
program.save("Init", monitor);
// Display the program in the UI
programManager.openProgram(program);
openProgram(program);
}
finally {
if (program != null) {
@@ -121,8 +116,8 @@ public class DebuggerEmuExampleScript extends GhidraScript {
try {
trace = ProgramEmulationUtils.launchEmulationTrace(program, entry, this);
// Display the trace in the UI
traceManager.openTrace(trace);
traceManager.activateTrace(trace);
openTrace(trace);
activateTrace(trace);
}
finally {
if (trace != null) {
@@ -131,7 +126,7 @@ public class DebuggerEmuExampleScript extends GhidraScript {
}
// Get the initial thread
TraceThread traceThread = trace.getThreadManager().getAllThreads().iterator().next();
traceManager.activateThread(traceThread);
activateThread(traceThread);
/*
* Instead of using the UI's emulator, this script will create its own with a custom
@@ -172,8 +167,7 @@ public class DebuggerEmuExampleScript extends GhidraScript {
for (int i = 0; i < 10; i++) {
println("Executing: " + thread.getCounter());
thread.stepInstruction();
snapshot =
time.createSnapshot("Stepped to " + thread.getCounter());
snapshot = time.createSnapshot("Stepped to " + thread.getCounter());
emulator.writeDown(host, snapshot.getKey(), 0);
}
printerr("We should not have completed 10 steps!");
@@ -182,7 +176,7 @@ public class DebuggerEmuExampleScript extends GhidraScript {
println("Terminated via interrupt. Good.");
}
// Display the final snapshot in the UI
traceManager.activateSnap(snapshot.getKey());
activateSnap(snapshot.getKey());
/*
* Inspect the machine. You can always do this by accessing the state directly, but for
@@ -210,7 +204,6 @@ public class DebuggerEmuExampleScript extends GhidraScript {
* source (live target, emulated, imported, etc.) It's also built into utilities, making it
* easier to use.
*/
println("RCX+4 (trace) = " +
TraceSleighUtils.evaluate("RCX+4", trace, snapshot.getKey(), traceThread, 0));
println("RCX+4 (trace) = " + evaluate("RCX+4"));
}
}