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Code Issues Releases Wiki Activity

GP-5879: Add callbacks to PcodeEmulator. Refactor for composition vice inheritance.

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Dan 2025-07-30 16:45:40 +00:00
parent c0127326f8
commit 72001639a8
162 changed files with 5298 additions and 5887 deletions
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13
Ghidra/Features/SystemEmulation/ghidra_scripts/DebuggerEmuExampleScript.java
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@ -4,9 +4,9 @@
* 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.
@ -28,16 +28,18 @@ import java.nio.charset.Charset;
import db.Transaction;
import ghidra.app.plugin.assembler.Assembler;
import ghidra.app.plugin.assembler.Assemblers;
import ghidra.app.plugin.core.debug.service.emulation.BytesDebuggerPcodeEmulator;
import ghidra.app.plugin.core.debug.service.emulation.DebuggerEmulationIntegration;
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.debug.flatapi.FlatDebuggerAPI;
import ghidra.framework.plugintool.PluginTool;
import ghidra.pcode.emu.PcodeEmulator;
import ghidra.pcode.emu.PcodeThread;
import ghidra.pcode.exec.*;
import ghidra.pcode.exec.PcodeExecutorStatePiece.Reason;
import ghidra.pcode.exec.trace.TraceEmulationIntegration.Writer;
import ghidra.pcode.utils.Utils;
import ghidra.program.database.ProgramDB;
import ghidra.program.model.address.Address;
@ -135,7 +137,8 @@ public class DebuggerEmuExampleScript extends GhidraScript implements FlatDebugg
*/
TracePlatform host = trace.getPlatformManager().getHostPlatform();
DefaultPcodeDebuggerAccess access = new DefaultPcodeDebuggerAccess(tool, null, host, 0);
BytesDebuggerPcodeEmulator emulator = new BytesDebuggerPcodeEmulator(access) {
Writer writer = DebuggerEmulationIntegration.bytesDelayedWriteTrace(access);
PcodeEmulator emulator = new PcodeEmulator(access.getLanguage(), writer.callbacks()) {
@Override
protected PcodeUseropLibrary<byte[]> createUseropLibrary() {
return new DemoPcodeUseropLibrary(language, DebuggerEmuExampleScript.this);
@ -168,7 +171,7 @@ public class DebuggerEmuExampleScript extends GhidraScript implements FlatDebugg
println("Executing: " + thread.getCounter());
thread.stepInstruction();
snapshot = time.createSnapshot("Stepped to " + thread.getCounter());
emulator.writeDown(host, snapshot.getKey(), 0);
writer.writeDown(snapshot.getKey());
}
printerr("We should not have completed 10 steps!");
}