GP-739,741,742,666,681,823: combine listener interfaces, remove attribute-specific callbacks, update-mode schema, recorder refactor, model testing, and double-launch fix

Ghidra/Debug/Debugger-agent-dbgeng/certification.manifest

@@ -4,5 +4,6 @@
 .project||NONE||reviewed||END|
 Module.manifest||GHIDRA||||END|
 build.gradle||GHIDRA||||END|
+hs_err_pid5696.mdmp||GHIDRA||||END|
 src/javaprovider/def/javaprovider.def||GHIDRA||||END|
 src/javaprovider/rc/javaprovider.rc||GHIDRA||||END|

Ghidra/Debug/Debugger-agent-dbgeng/garbage/AbstractModelForDbgTest.java

@@ -19,6 +19,7 @@ import static agent.dbgeng.testutil.DummyProc.runProc;
 import static ghidra.lifecycle.Unfinished.TODO;
 import static org.junit.Assert.*;
 
+import java.lang.invoke.MethodHandles;
 import java.util.*;
 import java.util.Map.Entry;
 import java.util.concurrent.*;
@@ -31,22 +32,17 @@ import agent.dbgeng.dbgeng.DbgEngTest;
 import agent.dbgeng.model.iface1.DbgModelTargetLauncher;
 import agent.dbgeng.testutil.DummyProc;
 import ghidra.async.*;
-import ghidra.dbg.DebugModelConventions;
+import ghidra.dbg.*;
 import ghidra.dbg.DebugModelConventions.AllRequiredAccess;
-import ghidra.dbg.DebuggerObjectModel;
-import ghidra.dbg.attributes.TargetObjectList;
 import ghidra.dbg.error.DebuggerModelNoSuchPathException;
 import ghidra.dbg.error.DebuggerModelTypeException;
 import ghidra.dbg.target.*;
-import ghidra.dbg.target.TargetBreakpointContainer.TargetBreakpointKindSet;
+import ghidra.dbg.target.TargetBreakpointSpecContainer.TargetBreakpointKindSet;
 import ghidra.dbg.target.TargetBreakpointSpec.TargetBreakpointKind;
 import ghidra.dbg.target.TargetConsole.Channel;
-import ghidra.dbg.target.TargetFocusScope.TargetFocusScopeListener;
 import ghidra.dbg.target.TargetLauncher.TargetCmdLineLauncher;
-import ghidra.dbg.target.TargetObject.TargetObjectListener;
 import ghidra.dbg.target.schema.TargetObjectSchema;
 import ghidra.dbg.target.schema.XmlSchemaContext;
-import ghidra.dbg.util.AllTargetObjectListenerAdapter;
 import ghidra.dbg.util.PathUtils;
 import ghidra.program.model.address.Address;
 import ghidra.test.AbstractGhidraHeadlessIntegrationTest;
@@ -623,12 +619,13 @@ public abstract class AbstractModelForDbgTest
 			AtomicReference<AllRequiredAccess> access = new AtomicReference<>();
 			AsyncReference<String, Void> lastOut = new AsyncReference<>();
 
-			AllTargetObjectListenerAdapter l = new AllTargetObjectListenerAdapter() {
+			DebuggerModelListener l = new DebuggerModelListener() {
 				@Override
 				public void consoleOutput(TargetObject interpreter, Channel channel,
-						String out) {
+						byte[] out) {
-					Msg.debug(this, "Got " + channel + " output: " + out);
+					String str = new String(out);
-					lastOut.set(out, null);
+					Msg.debug(this, "Got " + channel + " output: " + str);
+					lastOut.set(str, null);
 				}
 			};
 
@@ -663,15 +660,16 @@ public abstract class AbstractModelForDbgTest
 			AtomicReference<TargetObject> root = new AtomicReference<>();
 			AtomicReference<AllRequiredAccess> access = new AtomicReference<>();
 
-			AllTargetObjectListenerAdapter l = new AllTargetObjectListenerAdapter() {
+			DebuggerModelListener l = new DebuggerModelListener() {
 				@Override
 				public void consoleOutput(TargetObject interpreter, Channel channel,
 						String out) {
-					Msg.debug(this, "Got " + channel + " output: " + out);
+					String str = new String(out);
-					if (!out.contains("test")) {
+					Msg.debug(this, "Got " + channel + " output: " + str);
+					if (!str.contains("test")) {
 						return;
 					}
-					offThread.catching(() -> fail("Unexpected output:" + out));
+					offThread.catching(() -> fail("Unexpected output:" + str));
 				}
 			};
 
@@ -706,7 +704,7 @@ public abstract class AbstractModelForDbgTest
 
 			AtomicReference<TargetObject> root = new AtomicReference<>();
 			AtomicReference<AllRequiredAccess> access = new AtomicReference<>();
-			AtomicReference<TargetBreakpointContainer> breaks = new AtomicReference<>();
+			AtomicReference<TargetBreakpointSpecContainer> breaks = new AtomicReference<>();
 
 			waitOn(AsyncUtils.sequence(TypeSpec.VOID).then(seq -> {
 				m.init().handle(seq::next);
@@ -721,7 +719,7 @@ public abstract class AbstractModelForDbgTest
 				access.get().waitValue(true).handle(seq::next);
 			}).then(seq -> {
 				Msg.debug(this, "Finding breakpoint container...");
-				DebugModelConventions.findSuitable(TargetBreakpointContainer.class, root.get())
+				DebugModelConventions.findSuitable(TargetBreakpointSpecContainer.class, root.get())
 						.handle(seq::next);
 			}, breaks).then(seq -> {
 				Msg.debug(this, "Got: " + breaks);
@@ -744,7 +742,7 @@ public abstract class AbstractModelForDbgTest
 			AtomicReference<TargetObject> root = new AtomicReference<>();
 			AtomicReference<AllRequiredAccess> access = new AtomicReference<>();
 			AtomicReference<DbgModelTargetLauncher> launcher = new AtomicReference<>();
-			AtomicReference<TargetBreakpointContainer> breaks = new AtomicReference<>();
+			AtomicReference<TargetBreakpointSpecContainer> breaks = new AtomicReference<>();
 			AtomicReference<TargetBreakpointLocation> loc = new AtomicReference<>();
 
 			waitOn(AsyncUtils.sequence(TypeSpec.VOID).then(seq -> {
@@ -770,13 +768,13 @@ public abstract class AbstractModelForDbgTest
 						.handle(seq::nextIgnore);
 			}).then(seq -> {
 				Msg.debug(this, "Finding breakpoint container...");
-				DebugModelConventions.findSuitable(TargetBreakpointContainer.class, root.get())
+				DebugModelConventions.findSuitable(TargetBreakpointSpecContainer.class, root.get())
 						.handle(seq::next);
 			}, breaks).then(seq -> {
 				Msg.debug(this, "Placing breakpoint...");
 				breaks.get()
 						.placeBreakpoint("0x7ff7d52c8987",
-							Set.of(TargetBreakpointKind.SOFTWARE))
+							Set.of(TargetBreakpointKind.SW_EXECUTE))
 						.handle(seq::next);
 			}).then(seq -> {
 				Msg.debug(this, "Getting breakpoint specs...");
@@ -794,9 +792,6 @@ public abstract class AbstractModelForDbgTest
 				loc.set(es.iterator().next());
 				Address addr = loc.get().getAddress();
 				Msg.debug(this, "Got address: " + addr);
-				TargetObjectList<?> list = loc.get().getAffects();
-				Msg.debug(this, "Got affects: " + list);
-				assertEquals(1, list.size());
 				seq.exit();
 			}).finish());
 		}
@@ -809,7 +804,7 @@ public abstract class AbstractModelForDbgTest
 
 			AtomicReference<TargetObject> root = new AtomicReference<>();
 			AtomicReference<AllRequiredAccess> access = new AtomicReference<>();
-			AtomicReference<TargetBreakpointContainer> breaks = new AtomicReference<>();
+			AtomicReference<TargetBreakpointSpecContainer> breaks = new AtomicReference<>();
 			AtomicReference<TargetLauncher> launcher = new AtomicReference<>();
 			AtomicReference<TargetObject> obj = new AtomicReference<>();
 			waitOn(AsyncUtils.sequence(TypeSpec.VOID).then(seq -> {
@@ -838,13 +833,13 @@ public abstract class AbstractModelForDbgTest
 				access.get().waitValue(true).handle(seq::next);
 			}).then(seq -> {
 				Msg.debug(this, "Finding breakpoint container...");
-				DebugModelConventions.findSuitable(TargetBreakpointContainer.class, root.get())
+				DebugModelConventions.findSuitable(TargetBreakpointSpecContainer.class, root.get())
 						.handle(seq::next);
 			}, breaks).then(seq -> {
 				Msg.debug(this, "Placing breakpoint...");
 				breaks.get()
 						.placeBreakpoint("0x7ff7d52c8987",
-							Set.of(TargetBreakpointKind.SOFTWARE))
+							Set.of(TargetBreakpointKind.SW_EXECUTE))
 						.handle(seq::next);
 			}).then(seq -> {
 				Msg.debug(this, "Getting Process 1...");
@@ -970,16 +965,17 @@ public abstract class AbstractModelForDbgTest
 			AsyncReference<List<String>, Void> focusProcPath = new AsyncReference<>();
 			AsyncReference<Integer, Void> processCount = new AsyncReference<>();
 
-			TargetObjectListener procListener = new TargetObjectListener() {
+			DebuggerModelListener procListener = new DebuggerModelListener() {
 				@Override
 				public void elementsChanged(TargetObject parent, Collection<String> removed,
 						Map<String, ? extends TargetObject> added) {
 					processCount.set(processes.get().getCachedElements().size(), null);
 				}
 			};
-			TargetFocusScopeListener focusListener = new TargetFocusScopeListener() {
+			DebuggerModelListener focusListener =
-				@Override
+				new AnnotatedDebuggerAttributeListener(MethodHandles.lookup()) {
-				public void focusChanged(TargetFocusScope object, TargetObject focused) {
+					@AttributeCallback(TargetFocusScope.FOCUS_ATTRIBUTE_NAME)
+					public void focusChanged(TargetObject object, TargetObject focused) {
 						// Truncate the path to the parent process
 						focusProcPath.set(focused.getPath().subList(0, 2), null);
 					}

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/DbgEngInJvmDebuggerModelFactory.java

@@ -24,8 +24,8 @@ import ghidra.dbg.util.ConfigurableFactory.FactoryDescription;
 import ghidra.util.classfinder.ExtensionPointProperties;
 
 /**
- * Note this is in the testing source because it's not meant to be shipped in the release.... That
+ * Note this is in the testing source because it's not meant to be shipped in
- * may change if it proves stable, though, no?
+ * the release.... That may change if it proves stable, though, no?
  */
 @FactoryDescription( //
 	brief = "IN-VM MS dbgeng local debugger", //
@@ -34,6 +34,8 @@ import ghidra.util.classfinder.ExtensionPointProperties;
 @ExtensionPointProperties(priority = 80)
 public class DbgEngInJvmDebuggerModelFactory implements LocalDebuggerModelFactory {
 
+	// TODO remoteTransport option?
+
 	@Override
 	public CompletableFuture<? extends DebuggerObjectModel> build() {
 		DbgModelImpl model = new DbgModelImpl();

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/dbgeng/DebugBreakpoint.java

@@ -108,10 +108,23 @@ public interface DebugBreakpoint {
 
 	void setFlags(BreakFlags... flags);
 
-	long getOffset();
+	/**
+	 * Get the location on target that triggers the breakpoint
+	 * 
+	 * <p>
+	 * If the breakpoint is deferred, this will return {@code null}. In that case, use
+	 * {@link #getOffsetExpression()}.
+	 * 
+	 * @return the offset, or {@code null}
+	 */
+	Long getOffset();
 
 	void setOffset(long offset);
 
+	String getOffsetExpression();
+
+	void setOffsetExpression(String expression);
+
 	BreakDataParameters getDataParameters();
 
 	void setDataParameters(BreakDataParameters params);

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/dbgeng/DebugControl.java

@@ -254,6 +254,7 @@ public interface DebugControl extends DebugControlReentrant {
 	/**
 	 * Shortcut to retrieve all breakpoints for the current process.
 	 * 
+	 * <p>
 	 * Uses {@link #getNumberBreakpoints()} and {@link #getBreakpointByIndex(int)} to enumerate all
 	 * breakpoints for the current process.
 	 * 
@@ -287,10 +288,54 @@ public interface DebugControl extends DebugControlReentrant {
 	 */
 	DebugBreakpoint getBreakpointById(int id);
 
+	/**
+	 * Add a (resolved) breakpoint with the given type and desired id
+	 * 
+	 * <p>
+	 * This is equivalent, in part, to the {@code bp} command.
+	 * 
+	 * @param type the type
+	 * @param desiredId the desired id
+	 * @return the breakpoint, disabled at offset 0
+	 */
 	DebugBreakpoint addBreakpoint(BreakType type, int desiredId);
 
+	/**
+	 * Add a (resolved) breakpoint with the given type and any id
+	 * 
+	 * <p>
+	 * This is equivalent, in part, to the {@code bp} command.
+	 * 
+	 * @param type the type
+	 * @return the breakpoint, disable at offset 0
+	 */
 	DebugBreakpoint addBreakpoint(BreakType type);
 
+	/**
+	 * Add an unresolved breakpoint with the given type and desired id
+	 * 
+	 * <p>
+	 * This is equivalent, in part, to the {@code bu} command. See the MSDN for a comparison of
+	 * {@code bu} and {@code bp}.
+	 * 
+	 * @param type the type
+	 * @param desiredId the desired id
+	 * @return the breakpoint, disabled at offset 0
+	 */
+	DebugBreakpoint addBreakpoint2(BreakType type, int desiredId);
+
+	/**
+	 * Add an unresolved breakpoint with the given type and any id
+	 * 
+	 * <p>
+	 * This is equivalent, in part, to the {@code bu} command. See the MSDN for a comparison of
+	 * {@code bu} and {@code bp}.
+	 * 
+	 * @param desiredId the desired id
+	 * @return the breakpoint, disabled at offset 0
+	 */
+	DebugBreakpoint addBreakpoint2(BreakType type);
+
 	void waitForEvent(int timeout);
 
 	DebugEventInformation getLastEventInformation();
@@ -311,5 +356,4 @@ public interface DebugControl extends DebugControlReentrant {
 	int getExecutingProcessorType();
 
 	int getDebuggeeType();
-
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/dbgeng/DebugModuleInfo.java

@@ -26,18 +26,18 @@ public class DebugModuleInfo {
 	public final long imageFileHandle;
 	public final long baseOffset;
 	public final int moduleSize;
-	public final String moduleName;
-	public final String imageName;
 	public final int checkSum;
 	public final int timeDateStamp;
+	private String moduleName;
+	private String imageName;
 
 	public DebugModuleInfo(long imageFileHandle, long baseOffset, int moduleSize, String moduleName,
 			String imageName, int checkSum, int timeDateStamp) {
 		this.imageFileHandle = imageFileHandle;
 		this.baseOffset = baseOffset;
 		this.moduleSize = moduleSize;
-		this.moduleName = moduleName;
+		this.setModuleName(moduleName);
-		this.imageName = imageName;
+		this.setImageName(imageName);
 		this.checkSum = checkSum;
 		this.timeDateStamp = timeDateStamp; // TODO: Convert to DateTime?
 	}
@@ -45,4 +45,20 @@ public class DebugModuleInfo {
 	public String toString() {
 		return Long.toHexString(baseOffset);
 	}
+
+	public String getModuleName() {
+		return moduleName;
+	}
+
+	public void setModuleName(String moduleName) {
+		this.moduleName = moduleName;
+	}
+
+	public String getImageName() {
+		return imageName;
+	}
+
+	public void setImageName(String imageName) {
+		this.imageName = imageName;
+	}
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/dbgeng/DebugRegisters.java

@@ -134,7 +134,7 @@ public interface DebugRegisters {
 	 */
 	default DebugValue getValueByName(String name) {
 		int indexByName = getIndexByName(name);
-		if (indexByName > 0) {
+		if (indexByName >= 0) {
 			return getValue(indexByName);
 		}
 		return null;

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/gadp/impl/AbstractClientThreadExecutor.java

@@ -31,6 +31,7 @@ import ghidra.util.Msg;
 /**
  * A single-threaded executor which creates and exclusively accesses the {@code dbgeng.dll} client.
  * 
+ * <p>
  * The executor also has a priority mechanism, so that callbacks may register follow-on handlers
  * which take precedence over other tasks in the queue (which could trigger additional callbacks).
  * This is required since certain operation are not allowed during normal callback processing. For
@@ -102,6 +103,7 @@ public abstract class AbstractClientThreadExecutor extends AbstractExecutorServi
 		 * we can always create a new thread and client, using the existing client's reentrant
 		 * methods.
 		 * 
+		 * <p>
 		 * As stated in the MSDN, this thread repeatedly calls {@code DispatchEvents} in order to
 		 * receive callbacks regarding events caused by other clients. If, however, an wait is
 		 * registered, or the current engine state indicates that a wait is proper, the thread calls
@@ -196,6 +198,7 @@ public abstract class AbstractClientThreadExecutor extends AbstractExecutorServi
 	/**
 	 * Schedule a task with a given priority.
 	 * 
+	 * <p>
 	 * Smaller priority values indicate earlier execution. The default priority is
 	 * {@link #DEFAULT_PRIORITY}.
 	 * 
@@ -224,6 +227,7 @@ public abstract class AbstractClientThreadExecutor extends AbstractExecutorServi
 	/**
 	 * Schedule a task with the given priority, taking a reference to the client.
 	 * 
+	 * <p>
 	 * This is a convenience which spares a call to {@link #getClient()}. See
 	 * {@link #execute(int, Runnable)} about priority.
 	 * 

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/impl/dbgeng/breakpoint/DebugBreakpointImpl1.java

@@ -15,13 +15,16 @@
  */
 package agent.dbgeng.impl.dbgeng.breakpoint;
 
+import com.sun.jna.Native;
+import com.sun.jna.platform.win32.Kernel32;
 import com.sun.jna.platform.win32.WinDef.*;
+import com.sun.jna.platform.win32.WinNT.HRESULT;
 import com.sun.jna.platform.win32.COM.COMUtils;
 import com.sun.jna.ptr.PointerByReference;
 
 import agent.dbgeng.dbgeng.DbgEng;
-import agent.dbgeng.dbgeng.DebugClient;
 import agent.dbgeng.dbgeng.DbgEng.OpaqueCleanable;
+import agent.dbgeng.dbgeng.DebugClient;
 import agent.dbgeng.impl.dbgeng.client.DebugClientInternal;
 import agent.dbgeng.impl.dbgeng.control.DebugControlInternal;
 import agent.dbgeng.jna.dbgeng.WinNTExtra.Machine;
@@ -124,9 +127,14 @@ public class DebugBreakpointImpl1 implements DebugBreakpointInternal {
 	}
 
 	@Override
-	public long getOffset() {
+	public Long getOffset() {
 		ULONGLONGByReference pullOffset = new ULONGLONGByReference();
-		COMUtils.checkRC(jnaBreakpoint.GetOffset(pullOffset));
+		HRESULT getOffset = jnaBreakpoint.GetOffset(pullOffset);
+		if (getOffset.longValue() == Kernel32.E_NOINTERFACE) {
+			// Per MSDN, this means the placement is deferred
+			return null;
+		}
+		COMUtils.checkRC(getOffset);
 		return pullOffset.getValue().longValue();
 	}
 
@@ -136,6 +144,21 @@ public class DebugBreakpointImpl1 implements DebugBreakpointInternal {
 		COMUtils.checkRC(jnaBreakpoint.SetOffset(ullOffset));
 	}
 
+	@Override
+	public String getOffsetExpression() {
+		ULONGByReference pulExpressionSize = new ULONGByReference();
+		COMUtils.checkRC(jnaBreakpoint.GetOffsetExpression(null, new ULONG(0), pulExpressionSize));
+		byte[] buffer = new byte[pulExpressionSize.getValue().intValue()];
+		COMUtils.checkRC(
+			jnaBreakpoint.GetOffsetExpression(buffer, pulExpressionSize.getValue(), null));
+		return Native.toString(buffer);
+	}
+
+	@Override
+	public void setOffsetExpression(String expression) {
+		COMUtils.checkRC(jnaBreakpoint.SetOffsetExpression(expression));
+	}
+
 	@Override
 	public BreakDataParameters getDataParameters() {
 		ULONGByReference pulSize = new ULONGByReference();

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/impl/dbgeng/breakpoint/DebugBreakpointImpl2.java

@@ -15,6 +15,12 @@
  */
 package agent.dbgeng.impl.dbgeng.breakpoint;
 
+import com.sun.jna.Native;
+import com.sun.jna.WString;
+import com.sun.jna.platform.win32.WinDef.ULONG;
+import com.sun.jna.platform.win32.WinDef.ULONGByReference;
+import com.sun.jna.platform.win32.COM.COMUtils;
+
 import agent.dbgeng.jna.dbgeng.breakpoint.IDebugBreakpoint2;
 
 public class DebugBreakpointImpl2 extends DebugBreakpointImpl1 {
@@ -25,4 +31,20 @@ public class DebugBreakpointImpl2 extends DebugBreakpointImpl1 {
 		super(jnaBreakpoint);
 		this.jnaBreakpoint = jnaBreakpoint;
 	}
+
+	@Override
+	public String getOffsetExpression() {
+		ULONGByReference pulExpressionSize = new ULONGByReference();
+		COMUtils.checkRC(
+			jnaBreakpoint.GetOffsetExpressionWide(null, new ULONG(0), pulExpressionSize));
+		char[] buffer = new char[pulExpressionSize.getValue().intValue()];
+		COMUtils.checkRC(
+			jnaBreakpoint.GetOffsetExpressionWide(buffer, pulExpressionSize.getValue(), null));
+		return Native.toString(buffer);
+	}
+
+	@Override
+	public void setOffsetExpression(String expression) {
+		COMUtils.checkRC(jnaBreakpoint.SetOffsetExpressionWide(new WString(expression)));
+	}
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/impl/dbgeng/control/DebugControlImpl1.java

@@ -15,6 +15,8 @@
  */
 package agent.dbgeng.impl.dbgeng.control;
 
+import javax.help.UnsupportedOperationException;
+
 import com.sun.jna.Native;
 import com.sun.jna.platform.win32.WinDef.*;
 import com.sun.jna.platform.win32.WinError;
@@ -211,6 +213,16 @@ public class DebugControlImpl1 implements DebugControlInternal {
 		return doAddBreakpoint(type, DbgEngUtil.DEBUG_ANY_ID);
 	}
 
+	@Override
+	public DebugBreakpoint addBreakpoint2(BreakType type) {
+		throw new UnsupportedOperationException();
+	}
+
+	@Override
+	public DebugBreakpoint addBreakpoint2(BreakType type, int desiredId) {
+		throw new UnsupportedOperationException();
+	}
+
 	@Override
 	public void removeBreakpoint(IDebugBreakpoint comBpt) {
 		COMUtils.checkRC(jnaControl.RemoveBreakpoint(comBpt));

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/impl/dbgeng/control/DebugControlImpl4.java

@@ -19,13 +19,18 @@ import com.sun.jna.Native;
 import com.sun.jna.WString;
 import com.sun.jna.platform.win32.WinDef.ULONG;
 import com.sun.jna.platform.win32.WinDef.ULONGByReference;
-
-import agent.dbgeng.dbgeng.DebugValue.DebugValueType;
-import agent.dbgeng.jna.dbgeng.DbgEngNative.DEBUG_VALUE;
-import agent.dbgeng.jna.dbgeng.control.IDebugControl4;
-
 import com.sun.jna.platform.win32.COM.COMUtils;
+import com.sun.jna.ptr.PointerByReference;
 
+import agent.dbgeng.dbgeng.DebugBreakpoint;
+import agent.dbgeng.dbgeng.DebugBreakpoint.BreakType;
+import agent.dbgeng.dbgeng.DebugValue.DebugValueType;
+import agent.dbgeng.impl.dbgeng.DbgEngUtil;
+import agent.dbgeng.impl.dbgeng.breakpoint.DebugBreakpointInternal;
+import agent.dbgeng.jna.dbgeng.DbgEngNative.DEBUG_VALUE;
+import agent.dbgeng.jna.dbgeng.breakpoint.IDebugBreakpoint;
+import agent.dbgeng.jna.dbgeng.breakpoint.WrapIDebugBreakpoint;
+import agent.dbgeng.jna.dbgeng.control.IDebugControl4;
 import ghidra.comm.util.BitmaskSet;
 
 public class DebugControlImpl4 extends DebugControlImpl3 {
@@ -92,4 +97,26 @@ public class DebugControlImpl4 extends DebugControlImpl3 {
 	public void returnInput(String input) {
 		COMUtils.checkRC(jnaControl.ReturnInputWide(new WString(input)));
 	}
+
+	public DebugBreakpoint doAddBreakpoint2(BreakType type, ULONG ulDesiredId) {
+		ULONG ulType = new ULONG(type.ordinal());
+		PointerByReference ppBp = new PointerByReference();
+		COMUtils.checkRC(jnaControl.AddBreakpoint2(ulType, ulDesiredId, ppBp));
+		IDebugBreakpoint Bp = new WrapIDebugBreakpoint(ppBp.getValue());
+		DebugBreakpoint bpt =
+			DebugBreakpointInternal.tryPreferredInterfaces(this, Bp::QueryInterface);
+		// AddRef or no? Probably not.
+		return bpt;
+	}
+
+	@Override
+	public DebugBreakpoint addBreakpoint2(BreakType type, int desiredId) {
+		return doAddBreakpoint2(type, new ULONG(desiredId));
+	}
+
+	@Override
+	public DebugBreakpoint addBreakpoint2(BreakType type) {
+		return doAddBreakpoint2(type, DbgEngUtil.DEBUG_ANY_ID);
+	}
+
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/jna/dbgeng/breakpoint/WrapIDebugBreakpoint2.java

@@ -51,6 +51,6 @@ public class WrapIDebugBreakpoint2 extends WrapIDebugBreakpoint implements IDebu
 
 	@Override
 	public HRESULT SetOffsetExpressionWide(WString Expression) {
-		return _invokeHR(VTIndices2.SET_COMMAND_WIDE, getPointer(), Expression);
+		return _invokeHR(VTIndices2.SET_OFFSET_EXPRESSION_WIDE, getPointer(), Expression);
 	}
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/jna/dbgeng/control/IDebugControl4.java

@@ -20,6 +20,7 @@ import com.sun.jna.platform.win32.Guid.IID;
 import com.sun.jna.platform.win32.WinDef.ULONG;
 import com.sun.jna.platform.win32.WinDef.ULONGByReference;
 import com.sun.jna.platform.win32.WinNT.HRESULT;
+import com.sun.jna.ptr.PointerByReference;
 
 import agent.dbgeng.jna.dbgeng.DbgEngNative.DEBUG_VALUE;
 import agent.dbgeng.jna.dbgeng.UnknownWithUtils.VTableIndex;
@@ -91,6 +92,8 @@ public interface IDebugControl4 extends IDebugControl3 {
 		}
 	}
 
+	HRESULT AddBreakpoint2(ULONG Type, ULONG DesiredId, PointerByReference Bp);
+
 	HRESULT ReturnInputWide(WString Buffer);
 
 	HRESULT OutputWide(ULONG Mask, WString Format, Object... objects);

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/jna/dbgeng/control/WrapIDebugControl4.java

@@ -21,6 +21,7 @@ import com.sun.jna.*;
 import com.sun.jna.platform.win32.WinDef.ULONG;
 import com.sun.jna.platform.win32.WinDef.ULONGByReference;
 import com.sun.jna.platform.win32.WinNT.HRESULT;
+import com.sun.jna.ptr.PointerByReference;
 
 import agent.dbgeng.jna.dbgeng.DbgEngNative.DEBUG_VALUE;
 
@@ -35,6 +36,11 @@ public class WrapIDebugControl4 extends WrapIDebugControl3 implements IDebugCont
 		super(pvInstance);
 	}
 
+	@Override
+	public HRESULT AddBreakpoint2(ULONG Type, ULONG DesiredId, PointerByReference Bp) {
+		return _invokeHR(VTIndices4.ADD_BREAKPOINT2, getPointer(), Type, DesiredId, Bp);
+	}
+
 	@Override
 	public HRESULT ReturnInputWide(WString Buffer) {
 		return _invokeHR(VTIndices4.RETURN_INPUT_WIDE, getPointer(), Buffer);

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/manager/DbgReason.java

@@ -32,8 +32,7 @@ public interface DbgReason {
 
 		@Override
 		public String desc() {
-			// TODO Auto-generated method stub
+			return "Unknown";
-			return null;
 		}
 	}
 

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/manager/DbgState.java

@@ -74,6 +74,15 @@ public enum DbgState {
 		public boolean isAlive() {
 			return false;
 		}
+	},
+	/**
+	 * Dbg or the process has exited
+	 */
+	SESSION_EXIT {
+		@Override
+		public boolean isAlive() {
+			return false;
+		}
 	};
 
 	public abstract boolean isAlive();

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/manager/breakpoint/DbgBreakpointInfo.java

@@ -15,11 +15,10 @@
  */
 package agent.dbgeng.manager.breakpoint;
 
-import java.util.*;
+import java.util.Objects;
 
 import agent.dbgeng.dbgeng.DebugBreakpoint;
 import agent.dbgeng.dbgeng.DebugBreakpoint.*;
-import agent.dbgeng.dbgeng.DebugProcessId;
 import agent.dbgeng.manager.DbgProcess;
 import agent.dbgeng.manager.DbgThread;
 import ghidra.comm.util.BitmaskSet;
@@ -39,8 +38,9 @@ public class DbgBreakpointInfo {
 	private final long number;
 	private boolean enabled;
 
-	private final String location;
+	private Long offset;
-	private final List<DbgBreakpointLocation> locations;
+	private String expression;
+	//private final List<DbgBreakpointLocation> locations;
 
 	/**
 	 * Construct Dbg breakpoint information
@@ -64,28 +64,28 @@ public class DbgBreakpointInfo {
 	}
 
 	public DbgBreakpointInfo(DebugBreakpoint bp, DbgProcess process, DbgThread thread) {
-		this.bpt = bp;
+		this.setBreakpoint(bp);
 		this.proc = process;
 		this.eventThread = thread;
 		this.number = bpt.getId();
 		this.bptType = bpt.getType();
 		this.flags = bpt.getFlags();
-		//this.parameters = bpt.getDataParameters();
+		if (bpt.getType().breakType.equals(BreakType.DATA)) {
-		//this.access = parameters.access;
+			this.parameters = bpt.getDataParameters();
-		//this.size = parameters.size;
+		}
-		this.location = Long.toHexString(bpt.getOffset());
+		this.access = parameters.access;
-		List<DbgBreakpointLocation> locs = new ArrayList<>();
+		this.size = parameters.size;
-		List<DebugProcessId> ids = new ArrayList<>();
+		this.offset = bpt.getOffset();
-		ids.add(proc.getId());
+		this.expression = bpt.getOffsetExpression();
-		locs.add(new DbgBreakpointLocation(bpt.getId(), 1, true, location, ids));
-		this.locations = Collections.unmodifiableList(locs);
 	}
 
 	@Override
 	public int hashCode() {
-		return Objects.hash(number, bptType, getFlags(), location, enabled, access, size);
+		return Objects.hash(number, bptType, getFlags(), /*location,*/ enabled, access, getSize(),
+			offset, expression);
 	}
 
+	@Override
 	public String toString() {
 		return Integer.toHexString(bpt.getId());
 	}
@@ -110,10 +110,16 @@ public class DbgBreakpointInfo {
 		if (this.getFlags() != that.getFlags()) {
 			return false;
 		}
-		if (this.size != that.size) {
+		if (this.getSize() != that.getSize()) {
 			return false;
 		}
-		if (!Objects.equals(this.location, that.location)) {
+		/*if (!Objects.equals(this.location, that.location)) {
+			return false;
+		}*/
+		if (!Objects.equals(this.expression, that.expression)) {
+			return false;
+		}
+		if (!Objects.equals(this.offset, that.offset)) {
 			return false;
 		}
 		if (this.enabled != that.enabled) {
@@ -173,12 +179,12 @@ public class DbgBreakpointInfo {
 	}
 
 	/**
-	 * Get the location of the breakpoint
+	 * Get the offset expression of the breakpoint
 	 * 
 	 * @return the location
 	 */
-	public String getLocation() {
+	public String getExpression() {
-		return location;
+		return expression;
 	}
 
 	/**
@@ -200,12 +206,16 @@ public class DbgBreakpointInfo {
 	}
 
 	/**
-	 * Assuming the location is an address, get it as a long
+	 * Get the offset of this breakpoint
 	 * 
-	 * @return the address
+	 * <p>
+	 * Note if the offset was given as an expression, but it hasn't been resolved, this will return
+	 * {@code null}.
+	 * 
+	 * @return the offset, or {@code null}
 	 */
-	public long addrAsLong() {
+	public Long getOffset() {
-		return Long.parseUnsignedLong(location, 16);
+		return offset;
 	}
 
 	/**
@@ -238,15 +248,16 @@ public class DbgBreakpointInfo {
 	/**
 	 * Get a list of resolved addresses
 	 * 
+	 * <p>
 	 * The effective locations may change for a variety of reasons. Most notable, a new module may
 	 * be loaded, having location(s) that match the desired location of this breakpoint. The binary
 	 * addresses within will become new effective locations of this breakpoint.
 	 * 
 	 * @return the list of locations at the time the breakpoint information was captured
 	 */
-	public List<DbgBreakpointLocation> getLocations() {
+	/*public List<DbgBreakpointLocation> getLocations() {
 		return locations;
-	}
+	}*/
 
 	public DbgBreakpointInfo withEnabled(@SuppressWarnings("hiding") boolean enabled) {
 		if (isEnabled() == enabled) {
@@ -271,7 +282,20 @@ public class DbgBreakpointInfo {
 		return eventThread;
 	}
 
-	public long getAddressAsLong() {
+	public void setBreakpoint(DebugBreakpoint bpt) {
-		return locations.get(0).addrAsLong();
+		this.bpt = bpt;
+		this.bptType = bpt.getType();
+		this.flags = bpt.getFlags();
+		this.offset = bpt.getOffset();
+		this.expression = bpt.getOffsetExpression();
+		if (bptType.breakType.equals(BreakType.DATA)) {
+			BreakDataParameters p = bpt.getDataParameters();
+			this.access = p.access;
+			this.size = p.size;
 		}
+	}
+
+	/*public long getAddressAsLong() {
+		return locations.get(0).addrAsLong();
+	}*/ // getOffset instead
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/manager/cmd/DbgDetachCommand.java

@@ -19,10 +19,8 @@ import java.util.ArrayList;
 import java.util.Collection;
 
 import agent.dbgeng.dbgeng.DebugClient;
-import agent.dbgeng.manager.DbgEvent;
+import agent.dbgeng.manager.DbgCause;
 import agent.dbgeng.manager.DbgProcess;
-import agent.dbgeng.manager.evt.AbstractDbgCompletedCommandEvent;
-import agent.dbgeng.manager.evt.DbgThreadExitedEvent;
 import agent.dbgeng.manager.impl.*;
 
 /**
@@ -44,6 +42,7 @@ public class DbgDetachCommand extends AbstractDbgCommand<Void> {
 			manager.fireThreadExited(t.getId(), process, pending);
 			t.remove();
 		}
+		manager.getEventListeners().fire.processRemoved(process.getId(), DbgCause.Causes.UNCLAIMED);
 		return null;
 	}
 

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/manager/cmd/DbgInsertBreakpointCommand.java

@@ -15,11 +15,9 @@
  */
 package agent.dbgeng.manager.cmd;
 
-import java.util.ArrayList;
+import agent.dbgeng.dbgeng.DebugBreakpoint;
-import java.util.List;
-
-import agent.dbgeng.dbgeng.*;
 import agent.dbgeng.dbgeng.DebugBreakpoint.*;
+import agent.dbgeng.dbgeng.DebugControl;
 import agent.dbgeng.manager.breakpoint.*;
 import agent.dbgeng.manager.impl.DbgManagerImpl;
 import ghidra.comm.util.BitmaskSet;
@@ -28,41 +26,33 @@ import ghidra.comm.util.BitmaskSet;
  * Implementation of {@link DbgBreakpointInsertions#insertBreakpoint(String)}
  */
 public class DbgInsertBreakpointCommand extends AbstractDbgCommand<DbgBreakpointInfo> {
-	private List<Long> locations;
+	//private List<Long> locations;
 	private final DbgBreakpointType type;
 	private DbgBreakpointInfo bkpt;
 	private int len;
+	private final String expression;
+	private final Long loc;
 
 	public DbgInsertBreakpointCommand(DbgManagerImpl manager, String expression,
 			DbgBreakpointType type) {
 		super(manager);
-		locations = new ArrayList<>();
-		DebugSymbols symbols = manager.getSymbols();
-		List<DebugSymbolId> ids = symbols.getSymbolIdsByName(expression);
-		if (ids.isEmpty()) {
-			locations.add(Long.decode(expression));
-		}
-		else {
-			for (DebugSymbolId id : ids) {
-				DebugSymbolEntry entry = symbols.getSymbolEntry(id);
-				locations.add(entry.offset);
-			}
-		}
 		this.type = type;
+		this.expression = expression;
+		this.loc = null;
 	}
 
 	public DbgInsertBreakpointCommand(DbgManagerImpl manager, long loc, int len,
 			DbgBreakpointType type) {
 		super(manager);
-		locations = new ArrayList<>();
-		locations.add(loc);
 		this.len = len;
 		this.type = type;
+		this.expression = null;
+		this.loc = loc;
 	}
 
 	@Override
 	public DbgBreakpointInfo complete(DbgPendingCommand<?> pending) {
-		manager.doBreakpointCreated(bkpt, pending);
+		//manager.doBreakpointCreated(bkpt, pending);
 		return bkpt;
 	}
 
@@ -73,8 +63,8 @@ public class DbgInsertBreakpointCommand extends AbstractDbgCommand<DbgBreakpoint
 		if (type.equals(DbgBreakpointType.BREAKPOINT)) {
 			bt = BreakType.CODE;
 		}
-		DebugBreakpoint bp = control.addBreakpoint(bt);
+		// 2 for BU, 1 for BP
-		bp.addFlags(BreakFlags.ENABLED);
+		DebugBreakpoint bp = control.addBreakpoint/*2*/(bt);
 		if (bt.equals(BreakType.DATA)) {
 			BitmaskSet<BreakAccess> access = BitmaskSet.of(BreakAccess.EXECUTE);
 			if (type.equals(DbgBreakpointType.ACCESS_WATCHPOINT)) {
@@ -92,9 +82,14 @@ public class DbgInsertBreakpointCommand extends AbstractDbgCommand<DbgBreakpoint
 			}
 			bp.setDataParameters(len, access);
 		}
-		for (Long loc : locations) {
+		if (loc != null) {
 			bp.setOffset(loc);
+		}
+		else {
+			bp.setOffsetExpression(expression);
+		}
+		bp.addFlags(BreakFlags.ENABLED);
+
 		bkpt = new DbgBreakpointInfo(bp, manager.getCurrentProcess());
 	}
-	}
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/manager/cmd/DbgListMappingsCommand.java

@@ -46,8 +46,7 @@ public class DbgListMappingsCommand extends AbstractDbgCommand<Map<Long, DbgSect
 			Msg.warn(this, "Resync: Was missing thread: " + id);
 			so.setCurrentThreadId(id);
 			int tid = so.getCurrentThreadSystemId();
-			DbgThreadImpl thread = manager.getThreadComputeIfAbsent(id, process, tid);
+			manager.getThreadComputeIfAbsent(id, process, tid);
-			thread.add();
 		}
 		for (DebugThreadId id : new ArrayList<>(cur)) {
 			if (updatedThreadIds.contains(id)) {

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/manager/cmd/DbgListModulesCommand.java

@@ -18,6 +18,7 @@ package agent.dbgeng.manager.cmd;
 import java.util.*;
 
 import agent.dbgeng.dbgeng.*;
+import agent.dbgeng.dbgeng.DebugModule.DebugModuleName;
 import agent.dbgeng.manager.DbgModule;
 import agent.dbgeng.manager.impl.*;
 import ghidra.util.Msg;
@@ -62,6 +63,10 @@ public class DbgListModulesCommand extends AbstractDbgCommand<Map<String, DbgMod
 		DebugSymbols symbols = manager.getSymbols();
 		for (DebugModule module : symbols.iterateModules(0)) {
 			DebugModuleInfo info = symbols.getModuleParameters(1, module.getIndex());
+			String imageName = module.getName(DebugModuleName.IMAGE);
+			String moduleName = module.getName(DebugModuleName.MODULE);
+			info.setImageName(imageName);
+			info.setModuleName(moduleName);
 			updatedModules.put(info.toString(), module);
 			moduleInfo.put(module, info);
 		}

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/manager/cmd/DbgListSymbolsCommand.java

@@ -0,0 +1,63 @@
+/* ###
+ * 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.
+ */
+package agent.dbgeng.manager.cmd;
+
+import java.util.*;
+import java.util.Map.Entry;
+
+import agent.dbgeng.dbgeng.*;
+import agent.dbgeng.manager.impl.*;
+
+public class DbgListSymbolsCommand extends AbstractDbgCommand<Map<String, DbgMinimalSymbol>> {
+	protected final DbgProcessImpl process;
+	protected final DbgModuleImpl module;
+
+	private Map<DebugSymbolId, DebugSymbolEntry> symbolEntries = new HashMap<>();
+
+	public DbgListSymbolsCommand(DbgManagerImpl manager, DbgProcessImpl process,
+			DbgModuleImpl module) {
+		super(manager);
+		this.process = process;
+		this.module = module;
+	}
+
+	@Override
+	public Map<String, DbgMinimalSymbol> complete(DbgPendingCommand<?> pending) {
+		Map<String, DbgMinimalSymbol> symbolMap = new HashMap<>();
+		for (Entry<DebugSymbolId, DebugSymbolEntry> entry : symbolEntries.entrySet()) {
+			DebugSymbolEntry value = entry.getValue();
+			DbgMinimalSymbol minSymbol = new DbgMinimalSymbol(entry.getKey().symbolIndex,
+				value.typeId, value.name, value.offset, value.size, value.tag, value.moduleBase);
+			symbolMap.put(entry.getKey().toString(), minSymbol);
+		}
+		return symbolMap;
+	}
+
+	@Override
+	public void invoke() {
+		DebugSystemObjects so = manager.getSystemObjects();
+		so.setCurrentProcessId(process.getId());
+		DebugSymbols symbols = manager.getSymbols();
+
+		for (DebugSymbolName symbol : symbols.iterateSymbolMatches(module.getName() + "!*")) {
+			List<DebugSymbolId> symbolIdsByName = symbols.getSymbolIdsByName(symbol.name);
+			for (DebugSymbolId symbolId : symbolIdsByName) {
+				DebugSymbolEntry symbolEntry = symbols.getSymbolEntry(symbolId);
+				symbolEntries.put(symbolId, symbolEntry);
+			}
+		}
+	}
+}

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/manager/cmd/DbgListThreadsCommand.java

@@ -20,7 +20,8 @@ import java.util.*;
 import agent.dbgeng.dbgeng.DebugSystemObjects;
 import agent.dbgeng.dbgeng.DebugThreadId;
 import agent.dbgeng.manager.DbgThread;
-import agent.dbgeng.manager.impl.*;
+import agent.dbgeng.manager.impl.DbgManagerImpl;
+import agent.dbgeng.manager.impl.DbgProcessImpl;
 import ghidra.util.Msg;
 
 public class DbgListThreadsCommand extends AbstractDbgCommand<Map<DebugThreadId, DbgThread>> {
@@ -45,8 +46,7 @@ public class DbgListThreadsCommand extends AbstractDbgCommand<Map<DebugThreadId,
 			DebugSystemObjects so = manager.getSystemObjects();
 			so.setCurrentThreadId(id);
 			int tid = so.getCurrentThreadSystemId();
-			DbgThreadImpl thread = manager.getThreadComputeIfAbsent(id, process, tid);
+			manager.getThreadComputeIfAbsent(id, process, tid);
-			thread.add();
 		}
 		for (DebugThreadId id : new ArrayList<>(cur)) {
 			if (updatedThreadIds.contains(id)) {

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/manager/impl/DbgDebugEventCallbacksAdapter.java

@@ -34,28 +34,35 @@ public class DbgDebugEventCallbacksAdapter extends DebugEventCallbacksAdapter {
 		this.manager = manager;
 	}
 
+	protected DebugStatus checkInterrupt(DebugStatus normal) {
+		if (manager.getControl().getInterrupt()) {
+			return DebugStatus.BREAK;
+		}
+		return normal;
+	}
+
 	@Override
 	public DebugStatus breakpoint(DebugBreakpoint bp) {
 		Msg.info(this, "***Breakpoint: " + bp.getId());
-		return manager.processEvent(new DbgBreakpointEvent(bp));
+		return checkInterrupt(manager.processEvent(new DbgBreakpointEvent(bp)));
 	}
 
 	@Override
 	public DebugStatus exception(DebugExceptionRecord64 exception, boolean firstChance) {
 		Msg.info(this, "***Exception: " + exception + ", first=" + firstChance);
-		return manager.processEvent(new DbgExceptionEvent(exception));
+		return checkInterrupt(manager.processEvent(new DbgExceptionEvent(exception)));
 	}
 
 	@Override
 	public DebugStatus createThread(DebugThreadInfo threadInfo) {
 		Msg.info(this, "***Thread created: " + Long.toHexString(threadInfo.handle));
-		return manager.processEvent(new DbgThreadCreatedEvent(threadInfo));
+		return checkInterrupt(manager.processEvent(new DbgThreadCreatedEvent(threadInfo)));
 	}
 
 	@Override
 	public DebugStatus exitThread(int exitCode) {
 		Msg.info(this, "***Thread exited: " + exitCode);
-		return manager.processEvent(new DbgThreadExitedEvent(exitCode));
+		return checkInterrupt(manager.processEvent(new DbgThreadExitedEvent(exitCode)));
 	}
 
 	@Override
@@ -63,20 +70,20 @@ public class DbgDebugEventCallbacksAdapter extends DebugEventCallbacksAdapter {
 		Msg.info(this, "***Process created: " + Long.toHexString(processInfo.handle));
 		Msg.info(this,
 			" **Thread created: " + Long.toHexString(processInfo.initialThreadInfo.handle));
-		return manager.processEvent(new DbgProcessCreatedEvent(processInfo));
+		return checkInterrupt(manager.processEvent(new DbgProcessCreatedEvent(processInfo)));
 	}
 
 	@Override
 	public DebugStatus exitProcess(int exitCode) {
 		Msg.info(this, "***Process exited: " + exitCode);
 		Msg.info(this, " **Thread exited");
-		return manager.processEvent(new DbgProcessExitedEvent(exitCode));
+		return checkInterrupt(manager.processEvent(new DbgProcessExitedEvent(exitCode)));
 	}
 
 	@Override
 	public DebugStatus loadModule(DebugModuleInfo moduleInfo) {
 		Msg.info(this, "***Module Loaded: " + moduleInfo);
-		return manager.processEvent(new DbgModuleLoadedEvent(moduleInfo));
+		return checkInterrupt(manager.processEvent(new DbgModuleLoadedEvent(moduleInfo)));
 	}
 
 	@Override
@@ -85,7 +92,7 @@ public class DbgDebugEventCallbacksAdapter extends DebugEventCallbacksAdapter {
 			"***Module Unloaded: " + imageBaseName + ", " + Long.toHexString(baseOffset));
 		DebugModuleInfo info =
 			new DebugModuleInfo(0L, baseOffset, 0, basename(imageBaseName), imageBaseName, 0, 0);
-		return manager.processEvent(new DbgModuleUnloadedEvent(info));
+		return checkInterrupt(manager.processEvent(new DbgModuleUnloadedEvent(info)));
 	}
 
 	private String basename(String path) {
@@ -103,27 +110,27 @@ public class DbgDebugEventCallbacksAdapter extends DebugEventCallbacksAdapter {
 			DebugStatus status = DebugStatus.fromArgument(argument);
 			Msg.info(this, "***ExecutionStatus: " + status);
 			if (status.equals(DebugStatus.NO_DEBUGGEE)) {
-				event.setState(DbgState.EXIT);
+				event.setState(DbgState.SESSION_EXIT);
 			}
-			return manager.processEvent(event);
+			return checkInterrupt(manager.processEvent(event));
 		}
 		if (flags.contains(ChangeEngineState.BREAKPOINTS)) {
 			Msg.info(this, "***BreakpointChanged: " + flags + ", " + argument + " on " +
 				Thread.currentThread());
-			return manager.processEvent(event);
+			return checkInterrupt(manager.processEvent(event));
 		}
 		if (flags.contains(ChangeEngineState.CURRENT_THREAD)) {
 			Msg.info(this, "***CurrentThread: " + argument);
 			if (argument < 0) {
-				return manager.processEvent(event);
+				return checkInterrupt(manager.processEvent(event));
 			}
 		}
 		if (flags.contains(ChangeEngineState.SYSTEMS)) {
 			Msg.info(this, "***Systems: " + argument);
 			event.setState(DbgState.RUNNING);
-			return manager.processEvent(event);
+			return checkInterrupt(manager.processEvent(event));
 		}
-		return DebugStatus.NO_CHANGE;
+		return checkInterrupt(DebugStatus.NO_CHANGE);
 	}
 
 	//@Override

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/manager/impl/DbgManagerImpl.java

@@ -15,7 +15,7 @@
  */
 package agent.dbgeng.manager.impl;
 
-import static ghidra.async.AsyncUtils.sequence;
+import static ghidra.async.AsyncUtils.*;
 
 import java.util.*;
 import java.util.concurrent.CompletableFuture;
@@ -34,6 +34,7 @@ import agent.dbgeng.dbgeng.DebugControl.DebugInterrupt;
 import agent.dbgeng.gadp.impl.AbstractClientThreadExecutor;
 import agent.dbgeng.gadp.impl.DbgEngClientThreadExecutor;
 import agent.dbgeng.impl.dbgeng.DbgEngUtil;
+import agent.dbgeng.jna.dbgeng.WinNTExtra;
 import agent.dbgeng.manager.*;
 import agent.dbgeng.manager.DbgCause.Causes;
 import agent.dbgeng.manager.breakpoint.DbgBreakpointInfo;
@@ -42,7 +43,6 @@ import agent.dbgeng.manager.cmd.*;
 import agent.dbgeng.manager.evt.*;
 import agent.dbgeng.model.iface1.DbgModelTargetFocusScope;
 import ghidra.async.*;
-import ghidra.async.seq.AsyncSequenceHandlerForRunner;
 import ghidra.comm.util.BitmaskSet;
 import ghidra.dbg.target.TargetObject;
 import ghidra.dbg.util.HandlerMap;
@@ -237,7 +237,7 @@ public class DbgManagerImpl implements DbgManager {
 
 	public DbgSessionImpl getSessionComputeIfAbsent(DebugSessionId id) {
 		synchronized (sessions) {
-			if (!sessions.containsKey(id)) {
+			if (!sessions.containsKey(id) && id.id >= 0) {
 				DbgSessionImpl session = new DbgSessionImpl(this, id);
 				session.add();
 			}
@@ -425,19 +425,17 @@ public class DbgManagerImpl implements DbgManager {
 		//}
 
 		if (engThread.isCurrentThread()) {
-			sequence(TypeSpec.VOID).then((seq) -> {
+			try {
-				addCommand(cmd, pcmd, seq);
+				addCommand(cmd, pcmd);
-				seq.exit();
+			}
-			}).finish().exceptionally((exc) -> {
+			catch (Throwable exc) {
 				pcmd.completeExceptionally(exc);
-				return null;
+			}
-			});
 		}
 		else {
-			sequence(TypeSpec.VOID).then(engThread, (seq) -> {
+			CompletableFuture.runAsync(() -> {
-				addCommand(cmd, pcmd, seq);
+				addCommand(cmd, pcmd);
-				seq.exit();
+			}, engThread).exceptionally((exc) -> {
-			}).finish().exceptionally((exc) -> {
 				pcmd.completeExceptionally(exc);
 				return null;
 			});
@@ -445,8 +443,7 @@ public class DbgManagerImpl implements DbgManager {
 		return pcmd;
 	}
 
-	private <T> void addCommand(DbgCommand<? extends T> cmd, DbgPendingCommand<T> pcmd,
+	private <T> void addCommand(DbgCommand<? extends T> cmd, DbgPendingCommand<T> pcmd) {
-			AsyncSequenceHandlerForRunner<Void> seq) {
 		synchronized (this) {
 			if (!cmd.validInState(state.get())) {
 				throw new DbgCommandError("Command " + cmd + " is not valid while " + state.get());
@@ -519,7 +516,7 @@ public class DbgManagerImpl implements DbgManager {
 		synchronized (this) {
 			boolean waitState = isWaiting();
 			waiting = false;
-			DebugStatus ret = handlerMap.handle(evt, null);
+			DebugStatus ret = evt.isStolen() ? null : handlerMap.handle(evt, null);
 			if (ret == null) {
 				ret = DebugStatus.NO_CHANGE;
 			}
@@ -602,11 +599,18 @@ public class DbgManagerImpl implements DbgManager {
 		DebugThreadId etid = so.getEventThread();
 		DebugProcessId epid = so.getEventProcess();
 		DebugSessionId esid = so.getCurrentSystemId();
-		so.setCurrentProcessId(epid);
-		so.setCurrentThreadId(etid);
 
 		DebugControl control = dbgeng.getControl();
-		int execType = control.getExecutingProcessorType();
+		int execType = WinNTExtra.Machine.IMAGE_FILE_MACHINE_AMD64.val;
+		try {
+			so.setCurrentProcessId(epid);
+			so.setCurrentThreadId(etid);
+			execType = control.getExecutingProcessorType();
+		}
+		catch (Exception e) {
+			// Ignore for now
+		}
+
 		lastEventInformation = control.getLastEventInformation();
 		lastEventInformation.setSession(esid);
 		lastEventInformation.setExecutingProcessorType(execType);
@@ -687,6 +691,7 @@ public class DbgManagerImpl implements DbgManager {
 		DbgProcessImpl process = getCurrentProcess();
 		int tid = so.getCurrentThreadSystemId();
 		DbgThreadImpl thread = getThreadComputeIfAbsent(eventId, process, tid);
+		getEventListeners().fire.threadCreated(thread, DbgCause.Causes.UNCLAIMED);
 		getEventListeners().fire.threadSelected(thread, null, evt.getCause());
 
 		String key = Integer.toHexString(eventId.id);
@@ -759,18 +764,17 @@ public class DbgManagerImpl implements DbgManager {
 		so.setCurrentProcessId(id);
 		int pid = so.getCurrentProcessSystemId();
 		DbgProcessImpl proc = getProcessComputeIfAbsent(id, pid);
+		getEventListeners().fire.processAdded(proc, DbgCause.Causes.UNCLAIMED);
 		getEventListeners().fire.processSelected(proc, evt.getCause());
 
 		handle = info.initialThreadInfo.handle;
 		DebugThreadId idt = so.getThreadIdByHandle(handle);
 		int tid = so.getCurrentThreadSystemId();
-		DbgThreadImpl thread = new DbgThreadImpl(this, proc, idt, tid);
+		DbgThreadImpl thread = getThreadComputeIfAbsent(idt, proc, tid);
-		thread.add();
-		getEventListeners().fire.threadCreated(thread, evt.getCause());
 		getEventListeners().fire.threadSelected(thread, null, evt.getCause());
 
-		proc.moduleLoaded(info.moduleInfo);
+		//proc.moduleLoaded(info.moduleInfo);
-		getEventListeners().fire.moduleLoaded(proc, info.moduleInfo, evt.getCause());
+		//getEventListeners().fire.moduleLoaded(proc, info.moduleInfo, evt.getCause());
 
 		String key = Integer.toHexString(id.id);
 		if (statusByNameMap.containsKey(key)) {
@@ -788,20 +792,21 @@ public class DbgManagerImpl implements DbgManager {
 	 */
 	protected DebugStatus processProcessExited(DbgProcessExitedEvent evt, Void v) {
 		DebugThreadId eventId = updateState();
-
-		DbgProcessImpl process = getCurrentProcess();
-		process.remove(evt.getCause());
-		getEventListeners().fire.processRemoved(process.getId(), evt.getCause());
-
 		DbgThreadImpl thread = getCurrentThread();
-		if (thread != null) {
+		DbgProcessImpl process = getCurrentProcess();
-			thread.remove();
+		process.setExitCode(Long.valueOf(evt.getInfo()));
-		}
 		getEventListeners().fire.threadExited(eventId, process, evt.getCause());
 
+		getEventListeners().fire.processExited(process, evt.getCause());
+
 		for (DebugBreakpoint bpt : getBreakpoints()) {
 			breaksById.remove(bpt.getId());
 		}
+		if (thread != null) {
+			thread.remove();
+		}
+		process.remove(evt.getCause());
+		getEventListeners().fire.processRemoved(process.getId(), evt.getCause());
 
 		String key = Integer.toHexString(process.getId().id);
 		if (statusByNameMap.containsKey(key)) {
@@ -844,7 +849,7 @@ public class DbgManagerImpl implements DbgManager {
 		process.moduleLoaded(info);
 		getEventListeners().fire.moduleLoaded(process, info, evt.getCause());
 
-		String key = info.moduleName;
+		String key = info.getModuleName();
 		if (statusByNameMap.containsKey(key)) {
 			return statusByNameMap.get(key);
 		}
@@ -865,7 +870,7 @@ public class DbgManagerImpl implements DbgManager {
 		process.moduleUnloaded(info);
 		getEventListeners().fire.moduleUnloaded(process, info, evt.getCause());
 
-		String key = info.moduleName;
+		String key = info.getModuleName();
 		if (statusByNameMap.containsKey(key)) {
 			return statusByNameMap.get(key);
 		}
@@ -908,8 +913,11 @@ public class DbgManagerImpl implements DbgManager {
 						dbgState = DbgState.RUNNING;
 						processEvent(new DbgRunningEvent(eventThread.getId()));
 					}
+					if (!threads.containsValue(eventThread)) {
+						dbgState = DbgState.EXIT;
+					}
 					// Don't fire 
-					if (dbgState != null) {
+					if (dbgState != null && dbgState != DbgState.EXIT) {
 						processEvent(new DbgThreadSelectedEvent(dbgState, eventThread,
 							evt.getFrame(eventThread)));
 					}
@@ -1023,12 +1031,14 @@ public class DbgManagerImpl implements DbgManager {
 			DbgBreakpointInfo knownBreakpoint = getKnownBreakpoint(bptId);
 			if (knownBreakpoint == null) {
 				breakpointInfo = new DbgBreakpointInfo(bpt, getCurrentProcess());
-				if (!breakpointInfo.getLocation().equals("0")) {
+				if (breakpointInfo.getOffset() != null) {
 					doBreakpointCreated(breakpointInfo, evt.getCause());
 				}
 				return;
 			}
 			breakpointInfo = knownBreakpoint;
+			breakpointInfo.setBreakpoint(bpt);
+
 		}
 		doBreakpointModified(breakpointInfo, evt.getCause());
 	}
@@ -1110,6 +1120,13 @@ public class DbgManagerImpl implements DbgManager {
 		doBreakpointModifiedSameLocations(newInfo, oldInfo, cause);
 	}
 
+	private long orZero(Long l) {
+		if (l == null) {
+			return 0;
+		}
+		return l;
+	}
+
 	private void changeBreakpoints() {
 		Set<Integer> retained = new HashSet<>();
 		DebugSystemObjects so = getSystemObjects();
@@ -1134,7 +1151,7 @@ public class DbgManagerImpl implements DbgManager {
 					}
 					int id = bpt.getId();
 					retained.add(id);
-					long newOffset = bpt.getOffset();
+					long newOffset = orZero(bpt.getOffset());
 					BreakpointTag tag = breaksById.get(id);
 					if (tag == null) {
 						for (DebugThreadId tid : tids) {
@@ -1400,8 +1417,7 @@ public class DbgManagerImpl implements DbgManager {
 		return execute(new DbgSessionSelectCommand(this, session));
 	}
 
-	public CompletableFuture<Void> requestFocus(DbgModelTargetFocusScope scope,
+	public CompletableFuture<Void> requestFocus(DbgModelTargetFocusScope scope, TargetObject obj) {
-			TargetObject obj) {
 		return execute(new DbgRequestFocusCommand(this, scope, obj));
 	}
 

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/manager/impl/DbgMinimalSymbol.java

@@ -17,25 +17,30 @@ package agent.dbgeng.manager.impl;
 
 public class DbgMinimalSymbol {
 	protected final long index;
-	protected final String type;
+	protected final int typeId;
 	protected final String name;
 	protected final long address;
+	protected final long size;
+	private final int tag;
+	private final long moduleBase;
 
-	public DbgMinimalSymbol(long index, String type, String name, long address) {
+	public DbgMinimalSymbol(long index, int typeId, String name, long address, long size, int tag,
+			long moduleBase) {
 		this.index = index;
-		this.type = type;
+		this.typeId = typeId;
 		this.name = name;
 		this.address = address;
+		this.size = size;
+		this.tag = tag;
+		this.moduleBase = moduleBase;
 	}
 
 	public long getIndex() {
 		return index;
 	}
 
-	public String getType() {
+	public int getTypeId() {
-		// TODO: Interpret these types
+		return typeId;
-		// Observed: t, T, D, S
-		return type;
 	}
 
 	public String getName() {
@@ -45,4 +50,16 @@ public class DbgMinimalSymbol {
 	public long getAddress() {
 		return address;
 	}
+
+	public long getSize() {
+		return size;
+	}
+
+	public int getTag() {
+		return tag;
+	}
+
+	public long getModuleBase() {
+		return moduleBase;
+	}
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/manager/impl/DbgModuleImpl.java

@@ -21,6 +21,7 @@ import java.util.concurrent.CompletableFuture;
 import agent.dbgeng.dbgeng.DebugModuleInfo;
 import agent.dbgeng.manager.DbgCause.Causes;
 import agent.dbgeng.manager.DbgModule;
+import agent.dbgeng.manager.cmd.DbgListSymbolsCommand;
 import ghidra.async.AsyncLazyValue;
 
 public class DbgModuleImpl implements DbgModule {
@@ -44,7 +45,7 @@ public class DbgModuleImpl implements DbgModule {
 		this.manager = manager;
 		this.process = process;
 		this.info = info;
-		this.name = info.moduleName;
+		this.name = info.getModuleName();
 	}
 
 	@Override
@@ -70,12 +71,12 @@ public class DbgModuleImpl implements DbgModule {
 
 	@Override
 	public String getImageName() {
-		return info == null ? getName() : info.imageName;
+		return info == null ? getName() : info.getImageName();
 	}
 
 	@Override
 	public String getModuleName() {
-		return info == null ? getName() : info.moduleName;
+		return info == null ? getName() : info.getModuleName();
 	}
 
 	@Override
@@ -94,9 +95,7 @@ public class DbgModuleImpl implements DbgModule {
 	}
 
 	protected CompletableFuture<Map<String, DbgMinimalSymbol>> doGetMinimalSymbols() {
-		// TODO: Apparently, this is using internal GDB-debugging commands....
+		return manager.execute(new DbgListSymbolsCommand(manager, process, this));
-		// TODO: Also make methods for "full" symbols (DWARF?)
-		return null;
 	}
 
 	@Override

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/manager/impl/DbgProcessImpl.java

@@ -15,7 +15,7 @@
  */
 package agent.dbgeng.manager.impl;
 
-import static ghidra.async.AsyncUtils.sequence;
+import static ghidra.async.AsyncUtils.*;
 
 import java.nio.ByteBuffer;
 import java.util.*;
@@ -109,7 +109,7 @@ public class DbgProcessImpl implements DbgProcess {
 	 */
 	public void add() {
 		manager.processes.put(id, this);
-		manager.getEventListeners().fire.processAdded(this, DbgCause.Causes.UNCLAIMED);
+		//manager.getEventListeners().fire.processAdded(this, DbgCause.Causes.UNCLAIMED);
 		//manager.addProcess(this, cause);
 	}
 
@@ -352,7 +352,7 @@ public class DbgProcessImpl implements DbgProcess {
 	}
 
 	protected void moduleLoaded(DebugModuleInfo info) {
-		if (!modules.containsKey(info.moduleName)) {
+		if (!modules.containsKey(info.getModuleName())) {
 			DbgModuleImpl module = new DbgModuleImpl(manager, this, info);
 			modules.put(info.toString(), module);
 		}

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/manager/impl/DbgThreadImpl.java

@@ -15,8 +15,6 @@
  */
 package agent.dbgeng.manager.impl;
 
-import static ghidra.async.AsyncUtils.*;
-
 import java.math.BigInteger;
 import java.nio.ByteBuffer;
 import java.util.*;
@@ -34,7 +32,8 @@ import agent.dbgeng.manager.DbgManager.ExecSuffix;
 import agent.dbgeng.manager.breakpoint.DbgBreakpointInfo;
 import agent.dbgeng.manager.breakpoint.DbgBreakpointType;
 import agent.dbgeng.manager.cmd.*;
-import ghidra.async.*;
+import ghidra.async.AsyncLazyValue;
+import ghidra.async.AsyncReference;
 import ghidra.util.Msg;
 
 public class DbgThreadImpl implements DbgThread {
@@ -91,7 +90,7 @@ public class DbgThreadImpl implements DbgThread {
 	 */
 	public void add() {
 		manager.threads.put(id, this);
-		manager.getEventListeners().fire.threadCreated(this, DbgCause.Causes.UNCLAIMED);
+		//manager.getEventListeners().fire.threadCreated(this, DbgCause.Causes.UNCLAIMED);
 		process.addThread(this);
 		state.addChangeListener((oldState, newState, pair) -> {
 			this.manager.getEventListeners().fire.threadStateChanged(this, newState, pair.cause,
@@ -147,18 +146,18 @@ public class DbgThreadImpl implements DbgThread {
 	}
 
 	private CompletableFuture<DbgRegisterSet> doListRegisters() {
-		return sequence(TypeSpec.cls(DbgRegisterSet.class)).then((seq) -> {
+		CompletableFuture<List<DebugRegisterDescription>> listCmd =
-			manager.execute(new DbgListRegisterDescriptionsCommand(manager)).handle(seq::next);
+			manager.execute(new DbgListRegisterDescriptionsCommand(manager));
-		}, TypeSpec.cls(DebugRegisterDescription.class).list()).then((descs, seq) -> {
+		return listCmd.thenApply(descs -> {
 			if (descs == null) {
-				return;
+				return new DbgRegisterSet(Set.of());
 			}
 			List<DbgRegister> regs = new ArrayList<>();
 			for (DebugRegisterDescription desc : descs) {
 				regs.add(new DbgRegister(desc));
 			}
-			seq.exit(new DbgRegisterSet(regs));
+			return new DbgRegisterSet(regs);
-		}).finish();
+		});
 	}
 
 	@Override
@@ -208,47 +207,37 @@ public class DbgThreadImpl implements DbgThread {
 
 	@Override
 	public CompletableFuture<Void> cont() {
-		return sequence(TypeSpec.VOID).then((seq) -> {
+		return select().thenCompose(__ -> {
-			select().handle(seq::next);
+			return manager.execute(new DbgContinueCommand(manager));
-		}).then((seq) -> {
+		});
-			manager.execute(new DbgContinueCommand(manager)).handle(seq::exit);
-		}).finish();
 	}
 
 	@Override
 	public CompletableFuture<Void> step(ExecSuffix suffix) {
-		return sequence(TypeSpec.VOID).then((seq) -> {
+		return select().thenCompose(__ -> {
-			select().handle(seq::next);
+			return manager.execute(new DbgStepCommand(manager, id, suffix));
-		}).then((seq) -> {
+		});
-			manager.execute(new DbgStepCommand(manager, id, suffix)).handle(seq::exit);
-		}).finish();
 	}
 
 	@Override
 	public CompletableFuture<Void> step(Map<String, ?> args) {
-		return sequence(TypeSpec.VOID).then((seq) -> {
+		return select().thenCompose(__ -> {
-			select().handle(seq::next);
+			return manager.execute(new DbgStepCommand(manager, id, args));
-		}).then((seq) -> {
+		});
-			manager.execute(new DbgStepCommand(manager, id, args)).handle(seq::exit);
-		}).finish();
 	}
 
 	@Override
 	public CompletableFuture<Void> kill() {
-		return sequence(TypeSpec.VOID).then((seq) -> {
+		return select().thenCompose(__ -> {
-			select().handle(seq::next);
+			return manager.execute(new DbgKillCommand(manager));
-		}).then((seq) -> {
+		});
-			manager.execute(new DbgKillCommand(manager)).handle(seq::exit);
-		}).finish();
 	}
 
 	@Override
 	public CompletableFuture<Void> detach() {
-		return sequence(TypeSpec.VOID).then((seq) -> {
+		return select().thenCompose(__ -> {
-			select().handle(seq::next);
+			return manager.execute(new DbgDetachCommand(manager, process));
-		}).then((seq) -> {
+		});
-			manager.execute(new DbgDetachCommand(manager, process)).handle(seq::exit);
-		}).finish();
 	}
 
 	public DebugEventInformation getInfo() {

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/AbstractDbgModel.java

@@ -21,6 +21,7 @@ import java.util.concurrent.CompletableFuture;
 import agent.dbgeng.manager.DbgManager;
 import agent.dbgeng.model.iface2.DbgModelTargetSession;
 import ghidra.dbg.agent.AbstractDebuggerObjectModel;
+import ghidra.dbg.target.TargetObject;
 import ghidra.program.model.address.AddressFactory;
 
 public abstract class AbstractDbgModel extends AbstractDebuggerObjectModel {
@@ -37,4 +38,8 @@ public abstract class AbstractDbgModel extends AbstractDebuggerObjectModel {
 
 	public abstract DbgModelTargetSession getSession();
 
+	public abstract void addModelObject(Object object, TargetObject targetObject);
+
+	public abstract TargetObject getModelObject(Object object);
+
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface1/DbgModelTargetAttachable.java

@@ -21,6 +21,7 @@ import ghidra.dbg.target.TargetAttachable;
 /**
  * An interface which indicates this object is capable of launching targets.
  * 
+ * <p>
  * The targets this launcher creates ought to appear in its successors.
  * 
  * @param <T> type for this

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface1/DbgModelTargetAttacher.java

@@ -21,8 +21,6 @@ import agent.dbgeng.manager.DbgProcess;
 import agent.dbgeng.manager.impl.DbgProcessImpl;
 import agent.dbgeng.model.iface2.DbgModelTargetAvailable;
 import agent.dbgeng.model.iface2.DbgModelTargetObject;
-import ghidra.async.AsyncUtils;
-import ghidra.async.TypeSpec;
 import ghidra.dbg.target.TargetAttachable;
 import ghidra.dbg.target.TargetAttacher;
 import ghidra.util.Msg;
@@ -30,6 +28,7 @@ import ghidra.util.Msg;
 /**
  * An interface which indicates this object is capable of launching targets.
  * 
+ * <p>
  * The targets this launcher creates ought to appear in its successors.
  * 
  * @param <T> type for this
@@ -42,22 +41,20 @@ public interface DbgModelTargetAttacher extends DbgModelTargetObject, TargetAtta
 			getModel().assertMine(DbgModelTargetAvailable.class, attachable);
 		// TODO: This and the below new DbgProcessImpl seem to do the same thing
 		// Both should be expressed the same way
-		return getManager().addProcess().thenAccept(process -> {
+		return getModel().gateFuture(getManager().addProcess().thenCompose(process -> {
-			process.attach(available.getPid());
+			return process.attach(available.getPid());
-		}).exceptionally((exc) -> {
+		}).exceptionally(exc -> {
 			Msg.error(this, "attach failed");
 			return null;
-		});
+		})).thenApply(__ -> null);
 	}
 
 	@Override
 	public default CompletableFuture<Void> attach(long pid) {
-		return AsyncUtils.sequence(TypeSpec.VOID).then(seq -> {
 		DbgProcess process = new DbgProcessImpl(getManager());
-			process.attach(pid).handle(seq::nextIgnore);
+		return getModel().gateFuture(process.attach(pid).exceptionally(exc -> {
-		}).finish().exceptionally((exc) -> {
 			Msg.error(this, "attach failed");
 			return null;
-		});
+		})).thenApply(__ -> null);
 	}
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface1/DbgModelTargetExecutionStateful.java

@@ -46,7 +46,6 @@ public interface DbgModelTargetExecutionStateful
 		changeAttributes(List.of(), Map.of( //
 			STATE_ATTRIBUTE_NAME, state //
 		), reason);
-		getListeners().fire(TargetExecutionStateListener.class).executionStateChanged(this, state);
 	}
 
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface1/DbgModelTargetFocusScope.java

@@ -43,16 +43,16 @@ public interface DbgModelTargetFocusScope extends DbgModelTargetObject, TargetFo
 	//  (but, of course, may then cause change in state)
 	@Override
 	public default CompletableFuture<Void> requestFocus(TargetObject obj) {
-		return getManager().requestFocus(this, obj);
+		return getModel().gateFuture(getManager().requestFocus(this, obj));
 	}
 
 	public default CompletableFuture<Void> doRequestFocus(TargetObject obj) {
 		if (getManager().isWaiting()) {
-			return CompletableFuture.completedFuture(null);
+			return AsyncUtils.NIL;
 		}
 		getModel().assertMine(TargetObject.class, obj);
 		if (obj.equals(getFocus())) {
-			return CompletableFuture.completedFuture(null);
+			return AsyncUtils.NIL;
 		}
 		if (!PathUtils.isAncestor(this.getPath(), obj.getPath())) {
 			throw new DebuggerIllegalArgumentException("Can only focus a successor of the scope");

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface1/DbgModelTargetInterpreter.java

@@ -31,12 +31,12 @@ public interface DbgModelTargetInterpreter extends DbgModelTargetObject, TargetI
 
 	@Override
 	public default CompletableFuture<Void> execute(String cmd) {
-		return getManager().console(cmd);
+		return getModel().gateFuture(getManager().console(cmd));
 	}
 
 	@Override
 	public default CompletableFuture<String> executeCapture(String cmd) {
-		return getManager().consoleCapture(cmd);
+		return getModel().gateFuture(getManager().consoleCapture(cmd));
 	}
 
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface1/DbgModelTargetResumable.java

@@ -19,6 +19,7 @@ import java.util.concurrent.CompletableFuture;
 
 import agent.dbgeng.manager.DbgProcess;
 import agent.dbgeng.model.iface2.DbgModelTargetObject;
+import ghidra.async.AsyncUtils;
 import ghidra.dbg.target.TargetResumable;
 
 /**
@@ -33,6 +34,9 @@ public interface DbgModelTargetResumable extends DbgModelTargetObject, TargetRes
 	@Override
 	public default CompletableFuture<Void> resume() {
 		DbgProcess process = getManager().getCurrentProcess();
+		if (process == null) {
+			return AsyncUtils.NIL;
+		}
 		return process.cont();
 	}
 

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface1/DbgModelTargetSteppable.java

@@ -66,20 +66,21 @@ public interface DbgModelTargetSteppable extends DbgModelTargetObject, TargetSte
 			default:
 				if (this instanceof DbgModelTargetThread) {
 					DbgModelTargetThread targetThread = (DbgModelTargetThread) this;
-					return targetThread.getThread().step(convertToDbg(kind));
+					return getModel().gateFuture(targetThread.getThread().step(convertToDbg(kind)));
 				}
 				if (this instanceof DbgModelTargetProcess) {
 					DbgModelTargetProcess targetProcess = (DbgModelTargetProcess) this;
-					return targetProcess.getProcess().step(convertToDbg(kind));
+					return getModel()
+							.gateFuture(targetProcess.getProcess().step(convertToDbg(kind)));
 				}
-				return thread.step(convertToDbg(kind));
+				return getModel().gateFuture(thread.step(convertToDbg(kind)));
 		}
 	}
 
 	@Override
 	default CompletableFuture<Void> step(Map<String, ?> args) {
 		DbgThread thread = getManager().getCurrentThread();
-		return thread.step(args);
+		return getModel().gateFuture(thread.step(args));
 	}
 
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface2/DbgModelTargetAvailable.java

@@ -18,6 +18,8 @@ package agent.dbgeng.model.iface2;
 import ghidra.dbg.target.TargetAttachable;
 
 public interface DbgModelTargetAvailable extends DbgModelTargetObject, TargetAttachable {
+	String PID_ATTRIBUTE_NAME = PREFIX_INVISIBLE + "pid";
+	// TODO: DESCRIPTION, TYPE, USER?
 
 	public long getPid();
 

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface2/DbgModelTargetBreakpointContainer.java

@@ -22,8 +22,9 @@ import java.util.function.Function;
 import agent.dbgeng.manager.DbgEventsListenerAdapter;
 import agent.dbgeng.manager.breakpoint.DbgBreakpointType;
 import ghidra.async.AsyncFence;
-import ghidra.dbg.target.TargetBreakpointContainer;
+import ghidra.dbg.target.TargetBreakpointLocationContainer;
 import ghidra.dbg.target.TargetBreakpointSpec.TargetBreakpointKind;
+import ghidra.dbg.target.TargetBreakpointSpecContainer;
 import ghidra.dbg.target.schema.*;
 import ghidra.program.model.address.AddressRange;
 
@@ -34,8 +35,10 @@ import ghidra.program.model.address.AddressRange;
 	attributes = {
 		@TargetAttributeType(type = Void.class) },
 	canonicalContainer = true)
-public interface DbgModelTargetBreakpointContainer
+public interface DbgModelTargetBreakpointContainer extends DbgModelTargetObject, //
-		extends DbgModelTargetObject, TargetBreakpointContainer, DbgEventsListenerAdapter {
+		TargetBreakpointSpecContainer, //
+		TargetBreakpointLocationContainer, //
+		DbgEventsListenerAdapter {
 
 	/*
 	@Override
@@ -65,13 +68,13 @@ public interface DbgModelTargetBreakpointContainer
 		else if (kinds.contains(TargetBreakpointKind.WRITE)) {
 			fence.include(placer.apply(DbgBreakpointType.HW_WATCHPOINT));
 		}
-		if (kinds.contains(TargetBreakpointKind.EXECUTE)) {
+		if (kinds.contains(TargetBreakpointKind.HW_EXECUTE)) {
 			fence.include(placer.apply(DbgBreakpointType.HW_BREAKPOINT));
 		}
-		if (kinds.contains(TargetBreakpointKind.SOFTWARE)) {
+		if (kinds.contains(TargetBreakpointKind.SW_EXECUTE)) {
 			fence.include(placer.apply(DbgBreakpointType.BREAKPOINT));
 		}
-		return fence.ready();
+		return getModel().gateFuture(fence.ready());
 	}
 
 	@Override

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface2/DbgModelTargetBreakpointLocation.java

@@ -15,7 +15,6 @@
  */
 package agent.dbgeng.model.iface2;
 
-import ghidra.dbg.attributes.TargetObjectList;
 import ghidra.dbg.target.TargetBreakpointLocation;
 import ghidra.program.model.address.Address;
 
@@ -25,7 +24,4 @@ public interface DbgModelTargetBreakpointLocation
 	@Override
 	public Address getAddress();
 
-	@Override
-	public TargetObjectList<?> getAffects();
-
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface2/DbgModelTargetBreakpointSpec.java

@@ -21,9 +21,8 @@ import java.util.concurrent.CompletableFuture;
 
 import agent.dbgeng.manager.breakpoint.DbgBreakpointInfo;
 import agent.dbgeng.model.iface1.DbgModelTargetBptHelper;
-import ghidra.dbg.attributes.TargetObjectList;
 import ghidra.dbg.target.*;
-import ghidra.dbg.target.TargetBreakpointContainer.TargetBreakpointKindSet;
+import ghidra.dbg.target.TargetBreakpointSpecContainer.TargetBreakpointKindSet;
 import ghidra.program.model.address.*;
 
 public interface DbgModelTargetBreakpointSpec extends //
@@ -42,24 +41,24 @@ public interface DbgModelTargetBreakpointSpec extends //
 
 	@Override
 	public default CompletableFuture<Void> delete() {
-		return getManager().deleteBreakpoints(getNumber());
+		return getModel().gateFuture(getManager().deleteBreakpoints(getNumber()));
 	}
 
 	@Override
 	public default CompletableFuture<Void> disable() {
 		setEnabled(false, "Disabled");
-		return getManager().disableBreakpoints(getNumber());
+		return getModel().gateFuture(getManager().disableBreakpoints(getNumber()));
 	}
 
 	@Override
 	public default CompletableFuture<Void> enable() {
 		setEnabled(true, "Enabled");
-		return getManager().enableBreakpoints(getNumber());
+		return getModel().gateFuture(getManager().enableBreakpoints(getNumber()));
 	}
 
 	@Override
 	public default String getExpression() {
-		return getBreakpointInfo().getLocation();
+		return getBreakpointInfo().getExpression();
 	}
 
 	public default long getNumber() {
@@ -70,9 +69,9 @@ public interface DbgModelTargetBreakpointSpec extends //
 	public default TargetBreakpointKindSet getKinds() {
 		switch (getBreakpointInfo().getType()) {
 			case BREAKPOINT:
-				return TargetBreakpointKindSet.of(TargetBreakpointKind.SOFTWARE);
+				return TargetBreakpointKindSet.of(TargetBreakpointKind.SW_EXECUTE);
 			case HW_BREAKPOINT:
-				return TargetBreakpointKindSet.of(TargetBreakpointKind.EXECUTE);
+				return TargetBreakpointKindSet.of(TargetBreakpointKind.HW_EXECUTE);
 			case HW_WATCHPOINT:
 				return TargetBreakpointKindSet.of(TargetBreakpointKind.WRITE);
 			case READ_WATCHPOINT:
@@ -106,7 +105,6 @@ public interface DbgModelTargetBreakpointSpec extends //
 				catch (AddressFormatException e) {
 					e.printStackTrace();
 				}
-				map.put(AFFECTS_ATTRIBUTE_NAME, doGetAffects());
 				map.put(SPEC_ATTRIBUTE_NAME, this);
 				map.put(EXPRESSION_ATTRIBUTE_NAME, addstr);
 				map.put(KINDS_ATTRIBUTE_NAME, getKinds());
@@ -124,14 +122,16 @@ public interface DbgModelTargetBreakpointSpec extends //
 		});
 	}
 
-	public default Address doGetAddress() {
+	private long orZero(Long l) {
-		DbgBreakpointInfo info = getBreakpointInfo();
+		if (l == null) {
-		return getModel().getAddress("ram", info.addrAsLong());
+			return 0;
+		}
+		return l;
 	}
 
-	public default TargetObjectList<?> doGetAffects() {
+	public default Address doGetAddress() {
-		DbgModelTargetProcess process = getParentProcess();
+		DbgBreakpointInfo info = getBreakpointInfo();
-		return TargetObjectList.of(process);
+		return getModel().getAddress("ram", orZero(info.getOffset()));
 	}
 
 	public default void updateInfo(DbgBreakpointInfo oldInfo, DbgBreakpointInfo newInfo,
@@ -157,7 +157,6 @@ public interface DbgModelTargetBreakpointSpec extends //
 		setBreakpointEnabled(enabled);
 		changeAttributes(List.of(), Map.of(ENABLED_ATTRIBUTE_NAME, enabled //
 		), reason);
-		getListeners().fire(TargetBreakpointSpecListener.class).breakpointToggled(this, enabled);
 	}
 
 	@Override
@@ -176,7 +175,10 @@ public interface DbgModelTargetBreakpointSpec extends //
 	}
 
 	public default void breakpointHit() {
-		getActions().fire.breakpointHit(this, getParentProcess(), null, this);
+		DbgModelTargetThread targetThread =
+			getParentProcess().getThreads().getTargetThread(getManager().getEventThread());
+		getActions().fire.breakpointHit((DbgModelTargetBreakpointSpec) getProxy(), targetThread,
+			null, this);
 	}
 
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface2/DbgModelTargetDebugContainer.java

@@ -15,6 +15,8 @@
  */
 package agent.dbgeng.model.iface2;
 
-public interface DbgModelTargetDebugContainer extends DbgModelTargetObject {
+import ghidra.dbg.target.TargetAggregate;
+
+public interface DbgModelTargetDebugContainer extends DbgModelTargetObject, TargetAggregate {
 
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface2/DbgModelTargetModuleContainer.java

@@ -27,7 +27,7 @@ public interface DbgModelTargetModuleContainer
 	@Override
 	public CompletableFuture<? extends TargetModule> addSyntheticModule(String name);
 
-	public CompletableFuture<DbgModelTargetModule> getTargetModule(String name);
+	public DbgModelTargetModule getTargetModule(String name);
 
 	public void libraryLoaded(String name);
 

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface2/DbgModelTargetModuleSectionContainer.java

@@ -15,6 +15,9 @@
  */
 package agent.dbgeng.model.iface2;
 
-public interface DbgModelTargetModuleSectionContainer extends DbgModelTargetObject {
+import ghidra.dbg.target.TargetSectionContainer;
+
+public interface DbgModelTargetModuleSectionContainer
+		extends DbgModelTargetObject, TargetSectionContainer {
 
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface2/DbgModelTargetObject.java

@@ -22,6 +22,8 @@ import java.util.concurrent.CompletableFuture;
 import agent.dbgeng.dbgeng.DebugClient.DebugStatus;
 import agent.dbgeng.manager.impl.DbgManagerImpl;
 import agent.dbgeng.model.AbstractDbgModel;
+import ghidra.async.AsyncUtils;
+import ghidra.dbg.DebuggerModelListener;
 import ghidra.dbg.agent.InvalidatableTargetObjectIf;
 import ghidra.dbg.agent.SpiTargetObject;
 import ghidra.dbg.target.TargetObject;
@@ -54,17 +56,17 @@ public interface DbgModelTargetObject extends SpiTargetObject, InvalidatableTarg
 		return impl;
 	}
 
-	@Override
-	public CompletableFuture<? extends Map<String, ? extends TargetObject>> fetchElements();
-
-	@Override
-	public CompletableFuture<? extends Map<String, ?>> fetchAttributes();
-
 	public Delta<?, ?> changeAttributes(List<String> remove, Map<String, ?> add, String reason);
 
 	public CompletableFuture<? extends Map<String, ?>> requestNativeAttributes();
 
-	public ListenerSet<TargetObjectListener> getListeners();
+	public default CompletableFuture<Void> requestAugmentedAttributes() {
+		return AsyncUtils.NIL;
+	}
+
+	public CompletableFuture<List<TargetObject>> requestNativeElements();
+
+	public ListenerSet<DebuggerModelListener> getListeners();
 
 	public DbgModelTargetSession getParentSession();
 

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface2/DbgModelTargetProcess.java

@@ -19,8 +19,7 @@ import java.util.concurrent.CompletableFuture;
 
 import agent.dbgeng.dbgeng.DebugProcessId;
 import agent.dbgeng.dbgeng.DebugSystemObjects;
-import agent.dbgeng.manager.DbgEventsListenerAdapter;
+import agent.dbgeng.manager.*;
-import agent.dbgeng.manager.DbgProcess;
 import agent.dbgeng.manager.impl.DbgManagerImpl;
 import agent.dbgeng.model.iface1.*;
 import ghidra.dbg.target.TargetAggregate;
@@ -46,12 +45,12 @@ public interface DbgModelTargetProcess extends //
 
 	public void processStarted(Long pid);
 
-	public void processExited(Long exitCode);
-
 	public DbgModelTargetThreadContainer getThreads();
 
 	public DbgModelTargetModuleContainer getModules();
 
+	public void threadStateChangedSpecific(DbgThread thread, DbgState state);
+
 	public default DbgProcess getProcess() {
 		DbgManagerImpl manager = getManager();
 		DebugSystemObjects so = manager.getSystemObjects();
@@ -78,4 +77,5 @@ public interface DbgModelTargetProcess extends //
 		}
 		return manager.selectProcess(process);
 	}
+
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface2/DbgModelTargetRegister.java

@@ -15,8 +15,11 @@
  */
 package agent.dbgeng.model.iface2;
 
+import java.math.BigInteger;
+
 import agent.dbgeng.manager.impl.DbgRegister;
 import ghidra.dbg.target.TargetRegister;
+import ghidra.dbg.util.ConversionUtils;
 
 public interface DbgModelTargetRegister extends DbgModelTargetObject, TargetRegister {
 
@@ -25,4 +28,10 @@ public interface DbgModelTargetRegister extends DbgModelTargetObject, TargetRegi
 
 	public DbgRegister getRegister();
 
+	public default byte[] getBytes() {
+		String val = (String) getCachedAttributes().get(VALUE_ATTRIBUTE_NAME);
+		BigInteger value = new BigInteger(val, 16);
+		return ConversionUtils.bigIntegerToBytes(16, value);
+	}
+
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface2/DbgModelTargetRegisterBank.java

@@ -17,13 +17,15 @@ package agent.dbgeng.model.iface2;
 
 import java.math.BigInteger;
 import java.util.*;
+import java.util.Map.Entry;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.atomic.AtomicReference;
 
-import agent.dbgeng.manager.DbgThread;
+import agent.dbgeng.manager.*;
 import agent.dbgeng.manager.impl.*;
 import ghidra.async.AsyncUtils;
 import ghidra.async.TypeSpec;
+import ghidra.dbg.DebuggerModelListener;
 import ghidra.dbg.error.DebuggerRegisterAccessException;
 import ghidra.dbg.target.TargetRegisterBank;
 import ghidra.dbg.util.ConversionUtils;
@@ -34,6 +36,11 @@ public interface DbgModelTargetRegisterBank extends DbgModelTargetObject, Target
 
 	public DbgModelTargetRegister getTargetRegister(DbgRegister register);
 
+	public default void threadStateChangedSpecific(DbgState state, DbgReason reason) {
+		readRegistersNamed(getCachedElements().keySet());
+	}
+
+	// NB: Does anyone call this anymore?
 	@Override
 	public default CompletableFuture<? extends Map<String, byte[]>> readRegistersNamed(
 			Collection<String> names) {
@@ -84,9 +91,9 @@ public interface DbgModelTargetRegisterBank extends DbgModelTargetObject, Target
 					reg.setModified(value.toString(16).equals(oldval));
 				}
 			}
-			ListenerSet<TargetObjectListener> listeners = getListeners();
+			ListenerSet<DebuggerModelListener> listeners = getListeners();
 			if (listeners != null) {
-				listeners.fire(TargetRegisterBankListener.class).registersUpdated(this, result);
+				listeners.fire.registersUpdated(getProxy(), result);
 			}
 			return result;
 		});
@@ -96,7 +103,7 @@ public interface DbgModelTargetRegisterBank extends DbgModelTargetObject, Target
 	public default CompletableFuture<Void> writeRegistersNamed(Map<String, byte[]> values) {
 		DbgThread thread = getParentThread().getThread();
 		return AsyncUtils.sequence(TypeSpec.VOID).then(seq -> {
-			fetchElements().handle(seq::nextIgnore);
+			requestNativeElements().handle(seq::nextIgnore);
 		}).then(seq -> {
 			thread.listRegisters().handle(seq::next);
 		}, TypeSpec.cls(DbgRegisterSet.class)).then((regset, seq) -> {
@@ -115,8 +122,26 @@ public interface DbgModelTargetRegisterBank extends DbgModelTargetObject, Target
 			getParentThread().getThread().writeRegisters(toWrite).handle(seq::next);
 			// TODO: Should probably filter only effective and normalized writes in the callback
 		}).then(seq -> {
-			getListeners().fire(TargetRegisterBankListener.class).registersUpdated(this, values);
+			getListeners().fire.registersUpdated(getProxy(), values);
 			seq.exit();
 		}).finish();
 	}
+
+	@Override
+	public default Map<String, byte[]> getCachedRegisters() {
+		return getValues();
+	}
+
+	public default Map<String, byte[]> getValues() {
+		Map<String, byte[]> result = new HashMap<>();
+		for (Entry<String, ?> entry : this.getCachedAttributes().entrySet()) {
+			if (entry.getValue() instanceof DbgModelTargetRegister) {
+				DbgModelTargetRegister reg = (DbgModelTargetRegister) entry.getValue();
+				byte[] bytes = reg.getBytes();
+				result.put(entry.getKey(), bytes);
+			}
+		}
+		return result;
+	}
+
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface2/DbgModelTargetRegisterContainerAndBank.java

@@ -19,8 +19,10 @@ import agent.dbgeng.manager.impl.DbgRegister;
 import ghidra.dbg.target.TargetRegisterBank;
 import ghidra.dbg.target.TargetRegisterContainer;
 
-public interface DbgModelTargetRegisterContainerAndBank
+public interface DbgModelTargetRegisterContainerAndBank extends //
-		extends DbgModelTargetObject, TargetRegisterContainer, TargetRegisterBank {
+		DbgModelTargetObject, //
+		TargetRegisterContainer, //
+		TargetRegisterBank {
 
 	public DbgModelTargetRegister getTargetRegister(DbgRegister register);
 

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface2/DbgModelTargetSession.java

@@ -26,7 +26,6 @@ import agent.dbgeng.model.iface1.*;
 import ghidra.dbg.target.TargetAggregate;
 import ghidra.dbg.target.TargetConsole;
 import ghidra.dbg.target.TargetConsole.Channel;
-import ghidra.dbg.target.TargetFocusScope.TargetFocusScopeListener;
 import ghidra.dbg.util.PathUtils;
 
 public interface DbgModelTargetSession extends //
@@ -38,7 +37,6 @@ public interface DbgModelTargetSession extends //
 		DbgModelTargetResumable, //
 		DbgEventsListenerAdapter, //
 		DbgModelSelectableObject, //
-		TargetFocusScopeListener, //
 		TargetAggregate {
 
 	DbgModelTargetProcessContainer getProcesses();
@@ -69,7 +67,7 @@ public interface DbgModelTargetSession extends //
 		if (output.contains("loaded *kernel* extension dll for usermode")) {
 			return;
 		}
-		getListeners().fire(TargetInterpreterListener.class).consoleOutput(this, chan, output);
+		getListeners().fire.consoleOutput(getProxy(), chan, output);
 	}
 
 	@Override

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface2/DbgModelTargetStackFrame.java

@@ -61,21 +61,25 @@ public interface DbgModelTargetStackFrame extends //
 			if (attrs == null) {
 				return CompletableFuture.completedFuture(null);
 			}
-			TargetObject attributes = (TargetObject) attrs.get("Attributes");
+			DbgModelTargetObject attributes = (DbgModelTargetObject) attrs.get("Attributes");
 			if (attributes == null) {
 				return CompletableFuture.completedFuture(null);
 			}
-			return attributes.fetchAttributes(true);
+			return attributes.requestAugmentedAttributes().thenCompose(ax -> {
-		}).thenCompose(subattrs -> {
+				Map<String, ?> subattrs = attributes.getCachedAttributes();
 				if (subattrs == null) {
 					return CompletableFuture.completedFuture(null);
 				}
-			TargetObject frameNumber = (TargetObject) subattrs.get("FrameNumber");
+				DbgModelTargetObject frameNumber =
-			return frameNumber.fetchAttribute(VALUE_ATTRIBUTE_NAME).thenCompose(noval -> {
+					(DbgModelTargetObject) subattrs.get("FrameNumber");
+				return frameNumber.requestAugmentedAttributes().thenCompose(bx -> {
+					Object noval = frameNumber.getCachedAttribute(VALUE_ATTRIBUTE_NAME);
 					String nostr = noval.toString();
-				TargetObject instructionOffset = (TargetObject) subattrs.get("InstructionOffset");
+					DbgModelTargetObject instructionOffset =
-				return instructionOffset.fetchAttribute(VALUE_ATTRIBUTE_NAME).thenAccept(pcval -> {
+						(DbgModelTargetObject) subattrs.get("InstructionOffset");
+					return instructionOffset.requestAugmentedAttributes().thenAccept(cx -> {
 						String oldval = (String) getCachedAttribute(DISPLAY_ATTRIBUTE_NAME);
+						Object pcval = instructionOffset.getCachedAttribute(VALUE_ATTRIBUTE_NAME);
 						String pcstr = pcval.toString();
 						long pc = Long.parseUnsignedLong(pcstr, 16);
 						map.put(PC_ATTRIBUTE_NAME, space.getAddress(pc));
@@ -85,6 +89,7 @@ public interface DbgModelTargetStackFrame extends //
 					});
 				});
 			});
+		});
 	}
 
 	public void setFrame(DbgStackFrame frame);

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface2/DbgModelTargetTTD.java

@@ -18,8 +18,6 @@ package agent.dbgeng.model.iface2;
 import java.util.Map;
 import java.util.concurrent.CompletableFuture;
 
-import ghidra.dbg.target.TargetObject;
-
 public interface DbgModelTargetTTD extends DbgModelTargetObject {
 
 	@Override
@@ -28,20 +26,22 @@ public interface DbgModelTargetTTD extends DbgModelTargetObject {
 			if (attrs == null) {
 				return CompletableFuture.completedFuture(null);
 			}
-			TargetObject attributes = (TargetObject) attrs.get("Position");
+			DbgModelTargetObject attributes = (DbgModelTargetObject) attrs.get("Position");
 			if (attributes == null) {
 				return CompletableFuture.completedFuture(null);
 			}
-			return attributes.fetchAttributes(true);
+			return attributes.requestAugmentedAttributes().thenCompose(ax -> {
-		}).thenCompose(subattrs -> {
+				Map<String, ?> subattrs = attributes.getCachedAttributes();
 				if (subattrs == null) {
 					return CompletableFuture.completedFuture(null);
 				}
-			TargetObject seq = (TargetObject) subattrs.get("Sequence");
+				DbgModelTargetObject seq = (DbgModelTargetObject) subattrs.get("Sequence");
-			return seq.fetchAttribute(VALUE_ATTRIBUTE_NAME).thenCompose(sqval -> {
+				return seq.requestAugmentedAttributes().thenCompose(bx -> {
+					Object sqval = seq.getCachedAttribute(VALUE_ATTRIBUTE_NAME);
 					String sqstr = sqval.toString();
-				TargetObject steps = (TargetObject) subattrs.get("Steps");
+					DbgModelTargetObject steps = (DbgModelTargetObject) subattrs.get("Steps");
-				return steps.fetchAttribute(VALUE_ATTRIBUTE_NAME).thenAccept(stval -> {
+					return steps.requestAugmentedAttributes().thenAccept(cx -> {
+						Object stval = steps.getCachedAttribute(VALUE_ATTRIBUTE_NAME);
 						String oldval = (String) getCachedAttribute(DISPLAY_ATTRIBUTE_NAME);
 						String ststr = stval.toString();
 						String display = String.format("TTD %s:%s", sqstr, ststr);
@@ -50,5 +50,6 @@ public interface DbgModelTargetTTD extends DbgModelTargetObject {
 					});
 				});
 			});
+		});
 	}
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/iface2/DbgModelTargetThread.java

@@ -55,7 +55,7 @@ public interface DbgModelTargetThread extends //
 		}
 	}
 
-	public void threadStateChanged(DbgState state, DbgReason reason);
+	public void threadStateChangedSpecific(DbgState state, DbgReason reason);
 
 	@Override
 	public default CompletableFuture<Void> select() {

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelImpl.java

@@ -16,21 +16,30 @@
 package agent.dbgeng.model.impl;
 
 import java.io.IOException;
+import java.util.HashMap;
+import java.util.Map;
 import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.RejectedExecutionException;
+
+import org.apache.commons.lang3.exception.ExceptionUtils;
 
 import agent.dbgeng.dbgeng.DebugSessionId;
 import agent.dbgeng.manager.DbgManager;
 import agent.dbgeng.manager.impl.DbgManagerImpl;
 import agent.dbgeng.manager.impl.DbgSessionImpl;
 import agent.dbgeng.model.AbstractDbgModel;
-import agent.dbgeng.model.iface2.DbgModelTargetSession;
+import agent.dbgeng.model.iface2.*;
-import agent.dbgeng.model.iface2.DbgModelTargetSessionContainer;
+import ghidra.async.AsyncUtils;
+import ghidra.dbg.DebuggerModelClosedReason;
+import ghidra.dbg.DebuggerObjectModelWithMemory;
+import ghidra.dbg.error.DebuggerModelTerminatingException;
+import ghidra.dbg.target.TargetMemory;
 import ghidra.dbg.target.TargetObject;
 import ghidra.dbg.target.schema.AnnotatedSchemaContext;
 import ghidra.dbg.target.schema.TargetObjectSchema;
 import ghidra.program.model.address.*;
 
-public class DbgModelImpl extends AbstractDbgModel {
+public class DbgModelImpl extends AbstractDbgModel implements DebuggerObjectModelWithMemory {
 	// TODO: Need some minimal memory modeling per architecture on the model/agent side.
 	// The model must convert to and from Ghidra's address space names
 	protected static final String SPACE_NAME = "ram";
@@ -51,6 +60,8 @@ public class DbgModelImpl extends AbstractDbgModel {
 
 	protected final CompletableFuture<DbgModelTargetRootImpl> completedRoot;
 
+	protected Map<Object, TargetObject> objectMap = new HashMap<>();
+
 	public DbgModelImpl() {
 		this.dbg = DbgManager.newInstance();
 		//System.out.println(XmlSchemaContext.serialize(SCHEMA_CTX));
@@ -79,7 +90,7 @@ public class DbgModelImpl extends AbstractDbgModel {
 
 	@Override
 	public CompletableFuture<Void> startDbgEng(String[] args) {
-		return dbg.start(args);
+		return dbg.start(args).thenApplyAsync(__ -> null, clientExecutor);
 	}
 
 	@Override
@@ -89,6 +100,8 @@ public class DbgModelImpl extends AbstractDbgModel {
 
 	@Override
 	public void terminate() throws IOException {
+		listeners.fire.modelClosed(DebuggerModelClosedReason.NORMAL);
+		root.invalidateSubtree(root, "Dbgeng is terminating");
 		dbg.terminate();
 	}
 
@@ -113,6 +126,10 @@ public class DbgModelImpl extends AbstractDbgModel {
 			terminate();
 			return super.close();
 		}
+		catch (RejectedExecutionException e) {
+			reportError(this, "Model is already closing", e);
+			return AsyncUtils.NIL;
+		}
 		catch (Throwable t) {
 			return CompletableFuture.failedFuture(t);
 		}
@@ -122,4 +139,39 @@ public class DbgModelImpl extends AbstractDbgModel {
 	public DbgModelTargetSession getSession() {
 		return session;
 	}
+
+	@Override
+	public TargetMemory getMemory(TargetObject target, Address address, int length) {
+		if (target instanceof DbgModelTargetProcess) {
+			DbgModelTargetProcess process = (DbgModelTargetProcess) target;
+			return new DbgModelTargetMemoryContainerImpl(process);
+		}
+		return null;
+	}
+
+	@Override
+	public void addModelObject(Object object, TargetObject targetObject) {
+		objectMap.put(object, targetObject);
+	}
+
+	@Override
+	public TargetObject getModelObject(Object object) {
+		return objectMap.get(object);
+	}
+
+	public void deleteModelObject(Object object) {
+		objectMap.remove(object);
+	}
+
+	@Override
+	public <T> CompletableFuture<T> gateFuture(CompletableFuture<T> future) {
+		return super.gateFuture(future).exceptionally(ex -> {
+			for (Throwable cause = ex; cause != null; cause = cause.getCause()) {
+				if (cause instanceof RejectedExecutionException) {
+					throw new DebuggerModelTerminatingException("dbgeng is terminating", ex);
+				}
+			}
+			return ExceptionUtils.rethrow(ex);
+		});
+	}
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelImplUtils.java

@@ -20,16 +20,12 @@ import java.util.concurrent.CompletableFuture;
 
 import agent.dbgeng.manager.DbgProcess;
 import agent.dbgeng.model.AbstractDbgModel;
-import ghidra.async.AsyncUtils;
-import ghidra.async.TypeSpec;
 
 public enum DbgModelImplUtils {
 	;
 	public static CompletableFuture<Void> launch(AbstractDbgModel impl, DbgProcess process,
 			List<String> args) {
-		return AsyncUtils.sequence(TypeSpec.VOID).then(seq -> {
+		return process.fileExecAndSymbols(args.get(0));
-			process.fileExecAndSymbols(args.get(0));
-		}).finish();
 	}
 
 	public static <V> V noDupMerge(V first, V second) {

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetAvailableContainerImpl.java

@@ -25,13 +25,19 @@ import org.apache.commons.lang3.tuple.Pair;
 import agent.dbgeng.model.iface2.*;
 import ghidra.dbg.target.TargetObject;
 import ghidra.dbg.target.schema.*;
+import ghidra.dbg.target.schema.TargetObjectSchema.ResyncMode;
 import ghidra.util.datastruct.WeakValueHashMap;
 
-@TargetObjectSchemaInfo(name = "AvailableContainer", elements = { //
+@TargetObjectSchemaInfo(
-	@TargetElementType(type = DbgModelTargetAvailableImpl.class) //
+	name = "AvailableContainer",
-}, attributes = { //
+	elements = {
-	@TargetAttributeType(type = Void.class) //
+		@TargetElementType(type = DbgModelTargetAvailableImpl.class)
-}, canonicalContainer = true)
+	},
+	elementResync = ResyncMode.ALWAYS,
+	attributes = {
+		@TargetAttributeType(type = Void.class)
+	},
+	canonicalContainer = true)
 public class DbgModelTargetAvailableContainerImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetAvailableContainer {
 
@@ -40,9 +46,6 @@ public class DbgModelTargetAvailableContainerImpl extends DbgModelTargetObjectIm
 
 	public DbgModelTargetAvailableContainerImpl(DbgModelTargetRoot root) {
 		super(root.getModel(), root, "Available", "AvailableContainer");
-		changeAttributes(List.of(), List.of(), Map.of( //
-			UPDATE_MODE_ATTRIBUTE_NAME, TargetUpdateMode.SOLICITED //
-		), "Initialized");
 	}
 
 	@Override

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetAvailableImpl.java

@@ -23,17 +23,17 @@ import agent.dbgeng.model.iface2.DbgModelTargetAvailableContainer;
 import ghidra.dbg.target.schema.*;
 import ghidra.dbg.util.PathUtils;
 
-@TargetObjectSchemaInfo(name = "Available", elements = { //
+@TargetObjectSchemaInfo(
-	@TargetElementType(type = Void.class) //
+	name = "Available",
-}, attributes = { //
+	elements = {
-	@TargetAttributeType(type = Void.class) //
+		@TargetElementType(type = Void.class)
-})
+	},
+	attributes = {
+		@TargetAttributeType(type = Void.class)
+	})
 public class DbgModelTargetAvailableImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetAvailable {
 
-	protected static final String PID_ATTRIBUTE_NAME = PREFIX_INVISIBLE + "pid";
-	// TODO: DESCRIPTION, TYPE, USER?
-
 	protected static String indexAttachable(int pid) {
 		return Integer.toHexString(pid);
 	}
@@ -51,8 +51,7 @@ public class DbgModelTargetAvailableImpl extends DbgModelTargetObjectImpl
 
 		this.changeAttributes(List.of(), List.of(), Map.of(//
 			PID_ATTRIBUTE_NAME, (long) pid, //
-			DISPLAY_ATTRIBUTE_NAME, keyAttachable(pid) + " : " + name.trim(),
+			DISPLAY_ATTRIBUTE_NAME, keyAttachable(pid) + " : " + name.trim() //
-			UPDATE_MODE_ATTRIBUTE_NAME, TargetUpdateMode.FIXED //
 		), "Initialized");
 	}
 
@@ -62,8 +61,7 @@ public class DbgModelTargetAvailableImpl extends DbgModelTargetObjectImpl
 
 		this.changeAttributes(List.of(), List.of(), Map.of(//
 			PID_ATTRIBUTE_NAME, (long) pid, //
-			DISPLAY_ATTRIBUTE_NAME, keyAttachable(pid), //
+			DISPLAY_ATTRIBUTE_NAME, keyAttachable(pid) //
-			UPDATE_MODE_ATTRIBUTE_NAME, TargetUpdateMode.FIXED //
 		), "Initialized");
 	}
 

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetBreakpointContainerImpl.java

@@ -27,7 +27,6 @@ import agent.dbgeng.model.iface2.*;
 import ghidra.dbg.target.TargetBreakpointSpec.TargetBreakpointKind;
 import ghidra.dbg.target.TargetObject;
 import ghidra.dbg.target.schema.*;
-import ghidra.util.datastruct.WeakValueHashMap;
 
 @TargetObjectSchemaInfo(name = "BreakpointContainer", elements = { //
 	@TargetElementType(type = DbgModelTargetBreakpointSpecImpl.class) //
@@ -40,8 +39,6 @@ public class DbgModelTargetBreakpointContainerImpl extends DbgModelTargetObjectI
 	protected static final TargetBreakpointKindSet SUPPORTED_KINDS =
 		TargetBreakpointKindSet.of(TargetBreakpointKind.values());
 
-	private final Map<Long, DbgModelTargetBreakpointSpec> specsByNumber = new WeakValueHashMap<>();
-
 	public DbgModelTargetBreakpointContainerImpl(DbgModelTargetDebugContainer debug) {
 		super(debug.getModel(), debug, "Breakpoints", "BreakpointContainer");
 
@@ -66,9 +63,8 @@ public class DbgModelTargetBreakpointContainerImpl extends DbgModelTargetObjectI
 
 	@Override
 	public void breakpointDeleted(DbgBreakpointInfo info, DbgCause cause) {
-		synchronized (this) {
+		DbgModelImpl impl = (DbgModelImpl) model;
-			getSpecsByNumber().remove(info.getNumber());
+		impl.deleteModelObject(info.getDebugBreakpoint());
-		}
 		changeElements(List.of( //
 			DbgModelTargetBreakpointSpecImpl.indexBreakpoint(info) //
 		), List.of(), Map.of(), "Deleted");
@@ -76,17 +72,20 @@ public class DbgModelTargetBreakpointContainerImpl extends DbgModelTargetObjectI
 
 	@Override
 	public void breakpointHit(DbgBreakpointInfo info, DbgCause cause) {
+		DbgModelTargetThread targetThread =
+			getParentProcess().getThreads().getTargetThread(getManager().getEventThread());
 		DbgModelTargetBreakpointSpec spec = getTargetBreakpointSpec(info);
-		listeners.fire(TargetBreakpointListener.class)
+		listeners.fire.breakpointHit(getProxy(), targetThread, null, spec, spec);
-				.breakpointHit(this, getParentProcess(), null, spec, spec);
 		spec.breakpointHit();
 	}
 
 	public DbgModelTargetBreakpointSpec getTargetBreakpointSpec(DbgBreakpointInfo info) {
-		synchronized (this) {
+		DbgModelImpl impl = (DbgModelImpl) model;
-			return getSpecsByNumber().computeIfAbsent(info.getNumber(),
+		TargetObject modelObject = impl.getModelObject(info.getDebugBreakpoint());
-				i -> new DbgModelTargetBreakpointSpecImpl(this, info));
+		if (modelObject != null) {
+			return (DbgModelTargetBreakpointSpec) modelObject;
 		}
+		return new DbgModelTargetBreakpointSpecImpl(this, info);
 	}
 
 	@Override
@@ -103,8 +102,4 @@ public class DbgModelTargetBreakpointContainerImpl extends DbgModelTargetObjectI
 			setElements(specs, Map.of(), "Refreshed");
 		});
 	}
-
-	public Map<Long, DbgModelTargetBreakpointSpec> getSpecsByNumber() {
-		return specsByNumber;
-	}
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetBreakpointSpecImpl.java

@@ -21,7 +21,8 @@ import java.util.concurrent.CompletableFuture;
 import agent.dbgeng.manager.breakpoint.DbgBreakpointInfo;
 import agent.dbgeng.model.iface2.DbgModelTargetBreakpointContainer;
 import agent.dbgeng.model.iface2.DbgModelTargetBreakpointSpec;
-import ghidra.dbg.target.*;
+import ghidra.dbg.target.TargetBreakpointLocation;
+import ghidra.dbg.target.TargetBreakpointSpec;
 import ghidra.dbg.target.schema.TargetAttributeType;
 import ghidra.dbg.target.schema.TargetObjectSchemaInfo;
 import ghidra.dbg.util.PathUtils;
@@ -56,20 +57,18 @@ public class DbgModelTargetBreakpointSpecImpl extends DbgModelTargetObjectImpl
 
 	public void changeAttributeSet(String reason) {
 		this.changeAttributes(List.of(), List.of(), Map.of( //
-			DISPLAY_ATTRIBUTE_NAME, "[" + info.getNumber() + "] " + info.getLocation(), //
+			DISPLAY_ATTRIBUTE_NAME, "[" + info.getNumber() + "] " + info.getExpression(), //
 			ADDRESS_ATTRIBUTE_NAME, doGetAddress(), //
 			LENGTH_ATTRIBUTE_NAME, info.getSize(), //
-			AFFECTS_ATTRIBUTE_NAME, doGetAffects(), //
 			SPEC_ATTRIBUTE_NAME, this, //
-			EXPRESSION_ATTRIBUTE_NAME, info.getLocation(), //
+			EXPRESSION_ATTRIBUTE_NAME, info.getExpression(), //
 			KINDS_ATTRIBUTE_NAME, getKinds() //
 		), reason);
 		this.changeAttributes(List.of(), List.of(), Map.of( //
 			BPT_TYPE_ATTRIBUTE_NAME, info.getType().name(), //
 			BPT_DISP_ATTRIBUTE_NAME, info.getDisp().name(), //
 			BPT_PENDING_ATTRIBUTE_NAME, info.getPending(), //
-			BPT_TIMES_ATTRIBUTE_NAME, info.getTimes(), //
+			BPT_TIMES_ATTRIBUTE_NAME, info.getTimes() //
-			TargetObject.UPDATE_MODE_ATTRIBUTE_NAME, TargetUpdateMode.FIXED //
 		), reason);
 	}
 
@@ -84,11 +83,13 @@ public class DbgModelTargetBreakpointSpecImpl extends DbgModelTargetObjectImpl
 	public DbgModelTargetBreakpointSpecImpl(DbgModelTargetBreakpointContainer breakpoints,
 			DbgBreakpointInfo info) {
 		super(breakpoints.getModel(), breakpoints, keyBreakpoint(info), "BreakpointSpec");
-		this.setBreakpointInfo(info);
+		this.getModel().addModelObject(info.getDebugBreakpoint(), this);
+		//this.setBreakpointInfo(info);
 
 		updateInfo(null, info, "Created");
 	}
 
+	@Override
 	public void updateInfo(DbgBreakpointInfo oldInfo, DbgBreakpointInfo newInfo, String reason) {
 		synchronized (this) {
 			assert oldInfo == getBreakpointInfo();
@@ -116,18 +117,19 @@ public class DbgModelTargetBreakpointSpecImpl extends DbgModelTargetObjectImpl
 	/**
 	 * Update the enabled field
 	 * 
-	 * This does not actually toggle the breakpoint. It just updates the field and calls the proper
+	 * This does not actually toggle the breakpoint. It just updates the field
-	 * listeners. To actually toggle the breakpoint, use {@link #toggle(boolean)} instead, which if
+	 * and calls the proper listeners. To actually toggle the breakpoint, use
-	 * effective, should eventually cause this method to be called.
+	 * {@link #toggle(boolean)} instead, which if effective, should eventually
+	 * cause this method to be called.
 	 * 
 	 * @param enabled true if enabled, false if disabled
 	 * @param reason a description of the cause (not really used, yet)
 	 */
+	@Override
 	public void setEnabled(boolean enabled, String reason) {
 		setBreakpointEnabled(enabled);
 		changeAttributes(List.of(), List.of(), Map.of(ENABLED_ATTRIBUTE_NAME, enabled //
 		), reason);
-		getListeners().fire(TargetBreakpointSpecListener.class).breakpointToggled(this, enabled);
 	}
 
 	@Override
@@ -140,6 +142,7 @@ public class DbgModelTargetBreakpointSpecImpl extends DbgModelTargetObjectImpl
 		this.enabled = enabled;
 	}
 
+	@Override
 	public ListenerSet<TargetBreakpointAction> getActions() {
 		return actions;
 	}

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetConnectorContainerImpl.java

@@ -23,13 +23,32 @@ import agent.dbgeng.model.iface2.DbgModelTargetRoot;
 import ghidra.dbg.target.schema.TargetAttributeType;
 import ghidra.dbg.target.schema.TargetObjectSchemaInfo;
 
-@TargetObjectSchemaInfo(name = "ConnectorContainer", attributes = { //
+@TargetObjectSchemaInfo(
-	@TargetAttributeType(name = "Launch process", type = DbgModelTargetProcessLaunchConnectorImpl.class, required = true, fixed = true), //
+	name = "ConnectorContainer",
-	@TargetAttributeType(name = "Attach to process", type = DbgModelTargetProcessAttachConnectorImpl.class, required = true, fixed = true), //
+	attributes = {
-	@TargetAttributeType(name = "Load trace/dump", type = DbgModelTargetTraceOrDumpConnectorImpl.class, required = true, fixed = true), //
+		@TargetAttributeType(
-	@TargetAttributeType(name = "Attach to kernel", type = DbgModelTargetKernelConnectorImpl.class, required = true, fixed = true), //
+			name = "Launch process",
-	@TargetAttributeType(type = Void.class) //
+			type = DbgModelTargetProcessLaunchConnectorImpl.class,
-}, canonicalContainer = true)
+			required = true,
+			fixed = true),
+		@TargetAttributeType(
+			name = "Attach to process",
+			type = DbgModelTargetProcessAttachConnectorImpl.class,
+			required = true,
+			fixed = true),
+		@TargetAttributeType(
+			name = "Load trace/dump",
+			type = DbgModelTargetTraceOrDumpConnectorImpl.class,
+			required = true,
+			fixed = true),
+		@TargetAttributeType(
+			name = "Attach to kernel",
+			type = DbgModelTargetKernelConnectorImpl.class,
+			required = true,
+			fixed = true),
+		@TargetAttributeType(type = Void.class)
+	},
+	canonicalContainer = true)
 public class DbgModelTargetConnectorContainerImpl extends DbgModelTargetObjectImpl {
 
 	protected final DbgModelTargetRoot root;

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetDebugContainerImpl.java

@@ -23,10 +23,17 @@ import agent.dbgeng.model.iface2.DbgModelTargetProcess;
 import ghidra.dbg.target.schema.TargetAttributeType;
 import ghidra.dbg.target.schema.TargetObjectSchemaInfo;
 
-@TargetObjectSchemaInfo(name = "DebugContainer", attributes = { //
+@TargetObjectSchemaInfo(
-	@TargetAttributeType(name = "Breakpoints", type = DbgModelTargetBreakpointContainerImpl.class, required = true, fixed = true), //	
+	name = "DebugContainer",
-	@TargetAttributeType(type = Void.class) //
+	attributes = {
-}, canonicalContainer = true)
+		@TargetAttributeType(
+			name = "Breakpoints",
+			type = DbgModelTargetBreakpointContainerImpl.class,
+			required = true,
+			fixed = true),
+		@TargetAttributeType(type = Void.class)
+	},
+	canonicalContainer = true)
 public class DbgModelTargetDebugContainerImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetDebugContainer {
 

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetKernelConnectorImpl.java

@@ -28,11 +28,14 @@ import ghidra.dbg.target.TargetMethod.ParameterDescription;
 import ghidra.dbg.target.TargetMethod.TargetParameterMap;
 import ghidra.dbg.target.schema.*;
 
-@TargetObjectSchemaInfo(name = "KernelConnector", elements = { //
+@TargetObjectSchemaInfo(
-	@TargetElementType(type = Void.class) //
+	name = "KernelConnector",
-}, attributes = { //
+	elements = {
-	@TargetAttributeType(type = Void.class) //
+		@TargetElementType(type = Void.class)
-})
+	},
+	attributes = {
+		@TargetAttributeType(type = Void.class)
+	})
 public class DbgModelTargetKernelConnectorImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetConnector {
 
@@ -47,8 +50,7 @@ public class DbgModelTargetKernelConnectorImpl extends DbgModelTargetObjectImpl
 		changeAttributes(List.of(), List.of(), Map.of( //
 			DISPLAY_ATTRIBUTE_NAME, getDisplay(), //
 			TargetMethod.PARAMETERS_ATTRIBUTE_NAME,
-			paramDescs = TargetParameterMap.copyOf(computeParameters()), //
+			paramDescs = TargetParameterMap.copyOf(computeParameters()) //
-			UPDATE_MODE_ATTRIBUTE_NAME, TargetUpdateMode.FIXED //
 		), "Initialized");
 	}
 

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetMemoryContainerImpl.java

@@ -27,6 +27,7 @@ import agent.dbgeng.manager.DbgModuleMemory;
 import agent.dbgeng.manager.cmd.*;
 import agent.dbgeng.manager.impl.DbgManagerImpl;
 import agent.dbgeng.model.iface2.*;
+import ghidra.async.AsyncUtils;
 import ghidra.dbg.error.DebuggerMemoryAccessException;
 import ghidra.dbg.error.DebuggerModelAccessException;
 import ghidra.dbg.target.TargetObject;
@@ -34,15 +35,9 @@ import ghidra.dbg.target.schema.*;
 import ghidra.program.model.address.Address;
 import ghidra.util.datastruct.WeakValueHashMap;
 
-@TargetObjectSchemaInfo(
+@TargetObjectSchemaInfo(name = "Memory", elements = {
-	name = "Memory",
+	@TargetElementType(type = DbgModelTargetMemoryRegionImpl.class) }, attributes = {
-	elements = {
+		@TargetAttributeType(type = Void.class) }, canonicalContainer = true)
-		@TargetElementType(type = DbgModelTargetMemoryRegionImpl.class)
-	},
-	attributes = {
-		@TargetAttributeType(type = Void.class)
-	},
-	canonicalContainer = true)
 public class DbgModelTargetMemoryContainerImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetMemoryContainer {
 
@@ -58,7 +53,10 @@ public class DbgModelTargetMemoryContainerImpl extends DbgModelTargetObjectImpl
 
 	@Override
 	public CompletableFuture<Void> requestElements(boolean refresh) {
-		//return CompletableFuture.completedFuture(null);
+		DbgModelTargetProcess targetProcess = getParentProcess();
+		if (!targetProcess.getProcess().equals(getManager().getCurrentProcess())) {
+			return AsyncUtils.NIL;
+		}
 		return listMemory().thenAccept(byName -> {
 			List<TargetObject> sections;
 			synchronized (this) {
@@ -111,7 +109,7 @@ public class DbgModelTargetMemoryContainerImpl extends DbgModelTargetObjectImpl
 		if (range == null) {
 			throw new DebuggerMemoryAccessException("Cannot read at " + address);
 		}
-		listeners.fire(TargetMemoryListener.class).memoryUpdated(this, address, buf.array());
+		listeners.fire.memoryUpdated(getProxy(), address, buf.array());
 		return Arrays.copyOf(buf.array(), (int) (range.upperEndpoint() - range.lowerEndpoint()));
 	}
 
@@ -128,11 +126,15 @@ public class DbgModelTargetMemoryContainerImpl extends DbgModelTargetObjectImpl
 	}
 
 	private void writeAssist(Address address, byte[] data) {
-		listeners.fire(TargetMemoryListener.class).memoryUpdated(this, address, data);
+		listeners.fire.memoryUpdated(getProxy(), address, data);
 	}
 
 	@Override
 	public CompletableFuture<byte[]> readMemory(Address address, int length) {
+		return model.gateFuture(doReadMemory(address, length));
+	}
+
+	protected CompletableFuture<byte[]> doReadMemory(Address address, int length) {
 		DbgManagerImpl manager = getManager();
 		if (manager.isWaiting()) {
 			throw new DebuggerModelAccessException(
@@ -197,6 +199,10 @@ public class DbgModelTargetMemoryContainerImpl extends DbgModelTargetObjectImpl
 
 	@Override
 	public CompletableFuture<Void> writeMemory(Address address, byte[] data) {
+		return model.gateFuture(doWriteMemory(address, data));
+	}
+
+	protected CompletableFuture<Void> doWriteMemory(Address address, byte[] data) {
 		DbgManagerImpl manager = getManager();
 		if (manager.isWaiting()) {
 			throw new DebuggerModelAccessException(
@@ -252,16 +258,6 @@ public class DbgModelTargetMemoryContainerImpl extends DbgModelTargetObjectImpl
 		return CompletableFuture.completedFuture(null);
 	}
 
-	public void invalidateMemoryCaches() {
-		listeners.fire.invalidateCacheRequested(this);
-	}
-
-	@Override
-	public void onRunning() {
-		invalidateMemoryCaches();
-		setAccessible(false);
-	}
-
 	@Override
 	protected void update() {
 		requestElements(true);

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetMemoryRegionImpl.java

@@ -26,22 +26,18 @@ import ghidra.dbg.target.schema.*;
 import ghidra.dbg.util.PathUtils;
 import ghidra.program.model.address.*;
 
-@TargetObjectSchemaInfo(name = "MemoryRegion", elements = { //
+@TargetObjectSchemaInfo(name = "MemoryRegion", elements = {
-	@TargetElementType(type = Void.class) //
+	@TargetElementType(type = Void.class) }, attributes = {
-}, attributes = { //
+		@TargetAttributeType(name = TargetMemoryRegion.MEMORY_ATTRIBUTE_NAME, type = DbgModelTargetMemoryContainerImpl.class),
-	@TargetAttributeType( //
+		@TargetAttributeType(name = "BaseAddress", type = Address.class),
-			name = TargetMemoryRegion.MEMORY_ATTRIBUTE_NAME, //
+		@TargetAttributeType(name = "EndAddress", type = Address.class),
-			type = DbgModelTargetMemoryContainerImpl.class), //
+		@TargetAttributeType(name = "RegionSize", type = String.class),
-	@TargetAttributeType(name = "BaseAddress", type = Address.class), //
+		@TargetAttributeType(name = "AllocationBase", type = Address.class),
-	@TargetAttributeType(name = "EndAddress", type = Address.class), //
+		@TargetAttributeType(name = "AllocationProtect", type = String.class),
-	@TargetAttributeType(name = "RegionSize", type = String.class), //
+		@TargetAttributeType(name = "Protect", type = String.class),
-	@TargetAttributeType(name = "AllocationBase", type = Address.class), //
+		@TargetAttributeType(name = "State", type = String.class),
-	@TargetAttributeType(name = "AllocationProtect", type = String.class), //
+		@TargetAttributeType(name = "Type", type = String.class),
-	@TargetAttributeType(name = "Protect", type = String.class), //
+		@TargetAttributeType(type = Void.class) })
-	@TargetAttributeType(name = "State", type = String.class), //
-	@TargetAttributeType(name = "Type", type = String.class), //
-	@TargetAttributeType(type = Void.class) //
-})
 public class DbgModelTargetMemoryRegionImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetMemoryRegion {
 
@@ -64,6 +60,7 @@ public class DbgModelTargetMemoryRegionImpl extends DbgModelTargetObjectImpl
 	public DbgModelTargetMemoryRegionImpl(DbgModelTargetMemoryContainer memory,
 			DbgModuleMemory region) {
 		super(memory.getModel(), memory, keySection(region), "Region");
+		this.getModel().addModelObject(region, this);
 		this.section = region;
 
 		this.range = doGetRange(section);
@@ -92,8 +89,7 @@ public class DbgModelTargetMemoryRegionImpl extends DbgModelTargetObjectImpl
 			RANGE_ATTRIBUTE_NAME, doGetRange(section), //
 			READABLE_ATTRIBUTE_NAME, isReadable(), //
 			WRITABLE_ATTRIBUTE_NAME, isWritable(), //
-			EXECUTABLE_ATTRIBUTE_NAME, isExecutable(), //
+			EXECUTABLE_ATTRIBUTE_NAME, isExecutable() //
-			UPDATE_MODE_ATTRIBUTE_NAME, TargetUpdateMode.FIXED //
 		), "Initialized");
 
 		AddressSpace space = getModel().getAddressSpace("ram");

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetModuleContainerImpl.java

@@ -22,42 +22,36 @@ import agent.dbgeng.manager.DbgModule;
 import agent.dbgeng.manager.DbgProcess;
 import agent.dbgeng.model.iface2.DbgModelTargetModule;
 import agent.dbgeng.model.iface2.DbgModelTargetModuleContainer;
-import ghidra.async.AsyncFence;
+import ghidra.dbg.target.*;
-import ghidra.async.AsyncLazyMap;
-import ghidra.dbg.target.TargetModule;
-import ghidra.dbg.target.TargetObject;
 import ghidra.dbg.target.schema.*;
+import ghidra.dbg.target.schema.TargetObjectSchema.ResyncMode;
 import ghidra.lifecycle.Internal;
-import ghidra.util.Msg;
 
-@TargetObjectSchemaInfo(
+@TargetObjectSchemaInfo(name = "ModuleContainer", elements = { //
-	name = "ModuleContainer",
-	elements = { //
 	@TargetElementType(type = DbgModelTargetModuleImpl.class) //
-	},
+}, //
+		elementResync = ResyncMode.ONCE, //
 		attributes = { //
 			@TargetAttributeType(type = Void.class) //
-	},
+		}, canonicalContainer = true)
-	canonicalContainer = true)
 public class DbgModelTargetModuleContainerImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetModuleContainer {
 	// NOTE: -file-list-shared-libraries omits the main module and system-supplied DSO.
 
+	protected final DbgModelTargetProcessImpl targetProcess;
 	protected final DbgProcess process;
 
-	// TODO: Is it possible to load the same object twice?
-	protected final AsyncLazyMap<String, DbgModelTargetModule> modulesByName =
-		new AsyncLazyMap<String, DbgModelTargetModule>(new HashMap<>(), this::doGetTargetModule);
-
 	public DbgModelTargetModuleContainerImpl(DbgModelTargetProcessImpl process) {
 		super(process.getModel(), process, "Modules", "ModuleContainer");
+		this.targetProcess = process;
 		this.process = process.process;
+		requestElements(false);
 	}
 
 	@Override
 	@Internal
 	public void libraryLoaded(String name) {
-		CompletableFuture<DbgModelTargetModule> module;
+		DbgModelTargetModule module;
 		synchronized (this) {
 			/**
 			 * It's not a good idea to remove "stale" entries. If the entry's already present, it's
@@ -65,32 +59,26 @@ public class DbgModelTargetModuleContainerImpl extends DbgModelTargetObjectImpl
 			 * sections loaded. Removing it will cause it to load all module sections again!
 			 */
 			//modulesByName.remove(name);
-			module = doGetTargetModule(name);
+			module = getTargetModule(name);
 		}
-		module.thenAccept(mod -> {
+		TargetThread eventThread =
-			changeElements(List.of(), List.of(mod), Map.of(), "Loaded");
+			(TargetThread) getModel().getModelObject(getManager().getEventThread());
-			getListeners().fire(TargetEventScopeListener.class)
+		changeElements(List.of(), List.of(module), Map.of(), "Loaded");
-					.event(this, null, TargetEventType.MODULE_LOADED, "Library " + name + " loaded",
+		getListeners().fire.event(getProxy(), eventThread, TargetEventType.MODULE_LOADED,
-						List.of(mod));
+			"Library " + name + " loaded", List.of(module));
-		}).exceptionally(e -> {
-			Msg.error(this, "Problem getting module for library load: " + name, e);
-			return null;
-		});
 	}
 
 	@Override
 	@Internal
 	public void libraryUnloaded(String name) {
-		if (!modulesByName.containsKey(name)) {
+		DbgModelTargetModule targetModule = getTargetModule(name);
-			return;
+		if (targetModule != null) {
-		}
+			TargetThread eventThread =
-		modulesByName.get(name).thenAccept(mod -> {
+				(TargetThread) getModel().getModelObject(getManager().getEventThread());
-			getListeners().fire(TargetEventScopeListener.class)
+			getListeners().fire.event(getProxy(), eventThread, TargetEventType.MODULE_UNLOADED,
-					.event(this, null, TargetEventType.MODULE_UNLOADED,
+				"Library " + name + " unloaded", List.of(targetModule));
-						"Library " + name + " unloaded", List.of(mod));
+			DbgModelImpl impl = (DbgModelImpl) model;
-		});
+			impl.deleteModelObject(targetModule.getDbgModule());
-		synchronized (this) {
-			modulesByName.remove(name);
 		}
 		changeElements(List.of(name), List.of(), Map.of(), "Unloaded");
 	}
@@ -108,34 +96,28 @@ public class DbgModelTargetModuleContainerImpl extends DbgModelTargetObjectImpl
 	@Override
 	public CompletableFuture<Void> requestElements(boolean refresh) {
 		List<TargetObject> result = new ArrayList<>();
-		return process.listModules().thenCompose(byName -> {
+		return process.listModules().thenAccept(byName -> {
-			AsyncFence fence = new AsyncFence();
 			synchronized (this) {
-				modulesByName.retainKeys(byName.keySet());
 				for (Map.Entry<String, DbgModule> ent : byName.entrySet()) {
-					fence.include(getTargetModule(ent.getKey()).thenAccept(module -> {
+					result.add(getTargetModule(ent.getKey()));
-						result.add(module);
-					}));
 				}
 			}
-			return fence.ready();
-		}).thenAccept(__ -> {
 			changeElements(List.of(), result, Map.of(), "Refreshed");
 		});
 	}
 
-	protected CompletableFuture<DbgModelTargetModule> doGetTargetModule(String name) {
+	public DbgModelTargetModule getTargetModule(String name) {
 		// Only get here from libraryLoaded or getElements. The known list should be fresh.
 		DbgModule module = process.getKnownModules().get(name);
 		if (module == null) {
-			return CompletableFuture.completedFuture(null);
+			return null;
 		}
-		return CompletableFuture.completedFuture(new DbgModelTargetModuleImpl(this, module));
+		DbgModelImpl impl = (DbgModelImpl) model;
-		//TODO: return module.listSections().thenApply(__ -> new DbgModelTargetModule(this, module));
+		TargetObject modelObject = impl.getModelObject(module);
+		if (modelObject != null) {
+			return (DbgModelTargetModule) modelObject;
+		}
+		return new DbgModelTargetModuleImpl(this, module);
 	}
 
-	@Override
-	public CompletableFuture<DbgModelTargetModule> getTargetModule(String name) {
-		return modulesByName.get(name);
-	}
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetModuleImpl.java

@@ -24,16 +24,14 @@ import ghidra.dbg.target.schema.*;
 import ghidra.dbg.util.PathUtils;
 import ghidra.program.model.address.*;
 
-@TargetObjectSchemaInfo(name = "Module", elements = { //
+@TargetObjectSchemaInfo(name = "Module", elements = {
-	@TargetElementType(type = Void.class) //
+	@TargetElementType(type = Void.class) }, attributes = {
-}, attributes = { //
+		@TargetAttributeType(name = "Symbols", type = DbgModelTargetSymbolContainerImpl.class, required = true, fixed = true),
-	@TargetAttributeType(name = "Symbols", type = DbgModelTargetSymbolContainerImpl.class, required = true, fixed = true), //
+		@TargetAttributeType(name = "BaseAddress", type = Address.class),
-	@TargetAttributeType(name = "BaseAddress", type = Address.class), //
+		@TargetAttributeType(name = "ImageName", type = String.class),
-	@TargetAttributeType(name = "ImageName", type = String.class), //
+		@TargetAttributeType(name = "TimeStamp", type = Integer.class),
-	@TargetAttributeType(name = "TimeStamp", type = Integer.class), //
+		@TargetAttributeType(name = "Len", type = String.class),
-	@TargetAttributeType(name = "Len", type = String.class), //
+		@TargetAttributeType(type = Void.class) })
-	@TargetAttributeType(type = Void.class) //
-})
 public class DbgModelTargetModuleImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetModule {
 	protected static String indexModule(DbgModule module) {
@@ -52,6 +50,7 @@ public class DbgModelTargetModuleImpl extends DbgModelTargetObjectImpl
 
 	public DbgModelTargetModuleImpl(DbgModelTargetModuleContainerImpl modules, DbgModule module) {
 		super(modules.getModel(), modules, keyModule(module), "Module");
+		this.getModel().addModelObject(module, this);
 		this.process = modules.process;
 		this.module = module;
 

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetModuleSectionContainerImpl.java

@@ -15,28 +15,22 @@
  */
 package agent.dbgeng.model.impl;
 
-import java.util.Map;
 import java.util.concurrent.CompletableFuture;
 
 import agent.dbgeng.manager.DbgModule;
 import agent.dbgeng.manager.DbgModuleSection;
 import agent.dbgeng.model.iface2.*;
+import ghidra.dbg.target.TargetObject;
 import ghidra.dbg.target.schema.*;
-import ghidra.util.datastruct.WeakValueHashMap;
 
-@TargetObjectSchemaInfo(name = "SectionContainer", elements = { //
+@TargetObjectSchemaInfo(name = "SectionContainer", elements = {
-	@TargetElementType(type = DbgModelTargetModuleSectionImpl.class) //
+	@TargetElementType(type = DbgModelTargetModuleSectionImpl.class) }, attributes = {
-}, attributes = { //
+		@TargetAttributeType(type = Void.class) }, canonicalContainer = true)
-	@TargetAttributeType(type = Void.class) //
-}, canonicalContainer = true)
 public class DbgModelTargetModuleSectionContainerImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetModuleSectionContainer {
 
 	protected final DbgModule module;
 
-	protected final Map<Long, DbgModelTargetModuleSectionImpl> sectionsByStart =
-		new WeakValueHashMap<>();
-
 	public DbgModelTargetModuleSectionContainerImpl(DbgModelTargetModule module) {
 		super(module.getModel(), module, "Sections", "ModuleSections");
 		this.module = module.getDbgModule();
@@ -61,8 +55,12 @@ public class DbgModelTargetModuleSectionContainerImpl extends DbgModelTargetObje
 	}
 
 	protected synchronized DbgModelTargetModuleSection getModuleSection(DbgModuleSection section) {
-		return sectionsByStart.computeIfAbsent(section.getStart(),
+		DbgModelImpl impl = (DbgModelImpl) model;
-			s -> new DbgModelTargetModuleSectionImpl(this, section));
+		TargetObject modelObject = impl.getModelObject(section);
+		if (modelObject != null) {
+			return (DbgModelTargetModuleSection) modelObject;
+		}
+		return new DbgModelTargetModuleSectionImpl(this, section);
 	}
 
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetModuleSectionImpl.java

@@ -23,14 +23,9 @@ import agent.dbgeng.model.iface2.DbgModelTargetModuleSection;
 import ghidra.dbg.target.schema.*;
 import ghidra.program.model.address.*;
 
-@TargetObjectSchemaInfo(
+@TargetObjectSchemaInfo(name = "Section", elements = {
-	name = "Section",
+	@TargetElementType(type = Void.class) }, attributes = {
-	elements = { //
+		@TargetAttributeType(type = Void.class) })
-		@TargetElementType(type = Void.class) //
-	},
-	attributes = { //
-		@TargetAttributeType(type = Void.class) //
-	})
 public class DbgModelTargetModuleSectionImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetModuleSection {
 	protected static final String OBJFILE_ATTRIBUTE_NAME = PREFIX_INVISIBLE + "objfile";
@@ -40,6 +35,7 @@ public class DbgModelTargetModuleSectionImpl extends DbgModelTargetObjectImpl
 	public DbgModelTargetModuleSectionImpl(DbgModelTargetModuleSectionContainerImpl sections,
 			DbgModuleSection section) {
 		super(sections.getModel(), sections, section.getName(), "Section");
+		this.getModel().addModelObject(section, this);
 
 		AddressSpace space = getModel().getAddressSpace("ram");
 		Address min = space.getAddress(section.getStart());
@@ -50,8 +46,7 @@ public class DbgModelTargetModuleSectionImpl extends DbgModelTargetObjectImpl
 		changeAttributes(List.of(), List.of(), Map.of( //
 			MODULE_ATTRIBUTE_NAME, sections.getParent(), //
 			RANGE_ATTRIBUTE_NAME, range, //
-			DISPLAY_ATTRIBUTE_NAME, section.getName(), //
+			DISPLAY_ATTRIBUTE_NAME, section.getName() //
-			UPDATE_MODE_ATTRIBUTE_NAME, TargetUpdateMode.FIXED //
 		), "Initialized");
 	}
 

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetObjectImpl.java

@@ -26,7 +26,6 @@ import agent.dbgeng.model.iface1.DbgModelTargetExecutionStateful;
 import agent.dbgeng.model.iface2.*;
 import ghidra.dbg.agent.DefaultTargetObject;
 import ghidra.dbg.target.*;
-import ghidra.dbg.target.TargetAccessConditioned.TargetAccessibilityListener;
 import ghidra.dbg.target.TargetExecutionStateful.TargetExecutionState;
 import ghidra.dbg.target.schema.TargetObjectSchema;
 
@@ -71,10 +70,6 @@ public class DbgModelTargetObjectImpl extends DefaultTargetObject<TargetObject,
 			changeAttributes(List.of(), List.of(), Map.of( //
 				TargetAccessConditioned.ACCESSIBLE_ATTRIBUTE_NAME, accessible //
 			), "Accessibility changed");
-			DbgModelTargetAccessConditioned accessConditioned =
-				(DbgModelTargetAccessConditioned) this;
-			listeners.fire(TargetAccessibilityListener.class)
-					.accessibilityChanged(accessConditioned, accessible);
 		}
 	}
 
@@ -135,6 +130,10 @@ public class DbgModelTargetObjectImpl extends DefaultTargetObject<TargetObject,
 				onExit();
 				break;
 			}
+			case SESSION_EXIT: {
+				getModel().close();
+				return;
+			}
 		}
 		if (this instanceof DbgModelTargetExecutionStateful) {
 			DbgModelTargetExecutionStateful stateful = (DbgModelTargetExecutionStateful) this;
@@ -147,6 +146,11 @@ public class DbgModelTargetObjectImpl extends DefaultTargetObject<TargetObject,
 		throw new AssertionError();  // shouldn't ever be here
 	}
 
+	@Override
+	public CompletableFuture<List<TargetObject>> requestNativeElements() {
+		throw new AssertionError();  // shouldn't ever be here
+	}
+
 	@Override
 	public DbgModelTargetSession getParentSession() {
 		DbgModelTargetObject test = (DbgModelTargetObject) parent;
@@ -178,7 +182,6 @@ public class DbgModelTargetObjectImpl extends DefaultTargetObject<TargetObject,
 	public void setModified(Map<String, Object> map, boolean b) {
 		if (modified) {
 			map.put(MODIFIED_ATTRIBUTE_NAME, modified);
-			listeners.fire.displayChanged(this, getDisplay());
 		}
 	}
 
@@ -188,7 +191,6 @@ public class DbgModelTargetObjectImpl extends DefaultTargetObject<TargetObject,
 			changeAttributes(List.of(), List.of(), Map.of( //
 				MODIFIED_ATTRIBUTE_NAME, modified //
 			), "Refreshed");
-			listeners.fire.displayChanged(this, getDisplay());
 		}
 	}
 
@@ -199,4 +201,9 @@ public class DbgModelTargetObjectImpl extends DefaultTargetObject<TargetObject,
 		), "Refreshed");
 	}
 
+	public TargetObject searchForSuitable(Class<? extends TargetObject> type) {
+		List<String> pathToClass = model.getRootSchema().searchForSuitable(type, path);
+		return model.getModelObject(pathToClass);
+	}
+
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetProcessAttachConnectorImpl.java

@@ -29,11 +29,14 @@ import ghidra.dbg.target.TargetMethod.ParameterDescription;
 import ghidra.dbg.target.TargetMethod.TargetParameterMap;
 import ghidra.dbg.target.schema.*;
 
-@TargetObjectSchemaInfo(name = "ProcessAttachConnector", elements = { //
+@TargetObjectSchemaInfo(
-	@TargetElementType(type = Void.class) //
+	name = "ProcessAttachConnector",
-}, attributes = { //
+	elements = {
-	@TargetAttributeType(type = Void.class) //
+		@TargetElementType(type = Void.class)
-})
+	},
+	attributes = {
+		@TargetAttributeType(type = Void.class)
+	})
 public class DbgModelTargetProcessAttachConnectorImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetConnector {
 
@@ -48,8 +51,7 @@ public class DbgModelTargetProcessAttachConnectorImpl extends DbgModelTargetObje
 		changeAttributes(List.of(), List.of(), Map.of( //
 			DISPLAY_ATTRIBUTE_NAME, getDisplay(), //
 			TargetMethod.PARAMETERS_ATTRIBUTE_NAME,
-			paramDescs = TargetParameterMap.copyOf(computeParameters()), //
+			paramDescs = TargetParameterMap.copyOf(computeParameters()) //
-			UPDATE_MODE_ATTRIBUTE_NAME, TargetUpdateMode.FIXED //
 		), "Initialized");
 	}
 

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetProcessContainerImpl.java

@@ -25,23 +25,13 @@ import agent.dbgeng.manager.*;
 import agent.dbgeng.model.iface2.*;
 import ghidra.dbg.target.TargetObject;
 import ghidra.dbg.target.schema.*;
-import ghidra.util.datastruct.WeakValueHashMap;
 
-@TargetObjectSchemaInfo(
+@TargetObjectSchemaInfo(name = "ProcessContainer", elements = {
-	name = "ProcessContainer",
+	@TargetElementType(type = DbgModelTargetProcessImpl.class) }, attributes = {
-	elements = { //
+		@TargetAttributeType(type = Void.class) }, canonicalContainer = true)
-		@TargetElementType(type = DbgModelTargetProcessImpl.class) //
-	},
-	attributes = { //
-		@TargetAttributeType(type = Void.class) //
-	},
-	canonicalContainer = true)
 public class DbgModelTargetProcessContainerImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetProcessContainer {
 
-	protected final Map<DebugProcessId, DbgModelTargetProcess> processesById =
-		new WeakValueHashMap<>();
-
 	public DbgModelTargetProcessContainerImpl(DbgModelTargetSession session) {
 		super(session.getModel(), session, "Processes", "ProcessContainer");
 
@@ -55,9 +45,9 @@ public class DbgModelTargetProcessContainerImpl extends DbgModelTargetObjectImpl
 		DbgModelTargetProcess process = getTargetProcess(proc);
 		changeElements(List.of(), List.of(process), Map.of(), "Added");
 		process.processStarted(proc.getPid());
-		getListeners().fire(TargetEventScopeListener.class)
+		getListeners().fire.event(getProxy(), null, TargetEventType.PROCESS_CREATED,
-				.event(this, null, TargetEventType.PROCESS_CREATED, "Process " + proc.getId() +
+			"Process " + proc.getId() + " started " + process.getName() + "pid=" + proc.getPid(),
-					" started " + "notepad.exe" + " pid=" + proc.getPid(), List.of(process));
+			List.of(process));
 	}
 
 	@Override
@@ -66,21 +56,8 @@ public class DbgModelTargetProcessContainerImpl extends DbgModelTargetObjectImpl
 		process.processStarted(proc.getPid());
 	}
 
-	@Override
-	public void processExited(DbgProcess proc, DbgCause cause) {
-		DbgModelTargetProcess process = getTargetProcess(proc);
-		process.processExited(proc.getExitCode());
-		getListeners().fire(TargetEventScopeListener.class)
-				.event(this, null, TargetEventType.PROCESS_EXITED,
-					"Process " + proc.getId() + " exited code=" + proc.getExitCode(),
-					List.of(process));
-	}
-
 	@Override
 	public void processRemoved(DebugProcessId processId, DbgCause cause) {
-		synchronized (this) {
-			processesById.remove(processId);
-		}
 		changeElements(List.of( //
 			DbgModelTargetProcessImpl.indexProcess(processId) //
 		), List.of(), Map.of(), "Removed");
@@ -96,21 +73,24 @@ public class DbgModelTargetProcessContainerImpl extends DbgModelTargetObjectImpl
 	public void threadStateChanged(DbgThread thread, DbgState state, DbgCause cause,
 			DbgReason reason) {
 		DbgModelTargetProcess process = getTargetProcess(thread.getProcess());
-		process.threadStateChanged(thread, state, cause, reason);
+		process.threadStateChangedSpecific(thread, state);
 	}
 
 	@Override
 	public void threadExited(DebugThreadId threadId, DbgProcess proc, DbgCause cause) {
-		DbgModelTargetProcess targetProcess = processesById.get(proc.getId());
+		DbgModelTargetProcess process = getTargetProcess(proc);
-		if (targetProcess != null) {
+		if (process != null) {
-			targetProcess.getThreads().threadExited(threadId);
+			process.getThreads().threadExited(threadId);
 		}
 	}
 
 	@Override
 	public void moduleLoaded(DbgProcess proc, DebugModuleInfo info, DbgCause cause) {
 		DbgModelTargetProcess process = getTargetProcess(proc);
-		process.getModules().libraryLoaded(info.toString());
+		DbgModelTargetModuleContainer modules = process.getModules();
+		if (modules != null) {
+			modules.libraryLoaded(info.toString());
+		}
 	}
 
 	@Override
@@ -135,14 +115,22 @@ public class DbgModelTargetProcessContainerImpl extends DbgModelTargetObjectImpl
 
 	@Override
 	public synchronized DbgModelTargetProcess getTargetProcess(DebugProcessId id) {
-		return processesById.computeIfAbsent(id,
+		DbgModelImpl impl = (DbgModelImpl) model;
-			i -> new DbgModelTargetProcessImpl(this, getManager().getKnownProcesses().get(id)));
+		TargetObject modelObject = impl.getModelObject(id);
+		if (modelObject != null) {
+			return (DbgModelTargetProcess) modelObject;
+		}
+		return new DbgModelTargetProcessImpl(this, getManager().getKnownProcesses().get(id));
 	}
 
 	@Override
 	public synchronized DbgModelTargetProcess getTargetProcess(DbgProcess process) {
-		return processesById.computeIfAbsent(process.getId(),
+		DbgModelImpl impl = (DbgModelImpl) model;
-			i -> new DbgModelTargetProcessImpl(this, process));
+		TargetObject modelObject = impl.getModelObject(process);
+		if (modelObject != null) {
+			return (DbgModelTargetProcess) modelObject;
+		}
+		return new DbgModelTargetProcessImpl(this, process);
 	}
 
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetProcessImpl.java

@@ -18,48 +18,25 @@ package agent.dbgeng.model.impl;
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.CompletableFuture;
-import java.util.concurrent.atomic.AtomicReference;
 
 import agent.dbgeng.dbgeng.DebugProcessId;
 import agent.dbgeng.manager.*;
 import agent.dbgeng.manager.impl.DbgManagerImpl;
 import agent.dbgeng.model.iface1.DbgModelTargetFocusScope;
 import agent.dbgeng.model.iface2.*;
-import ghidra.async.AsyncUtils;
-import ghidra.async.TypeSpec;
-import ghidra.dbg.DebugModelConventions;
 import ghidra.dbg.target.*;
+import ghidra.dbg.target.TargetEventScope.TargetEventType;
 import ghidra.dbg.target.schema.*;
 import ghidra.dbg.util.PathUtils;
 
-@TargetObjectSchemaInfo(
+@TargetObjectSchemaInfo(name = "Process", elements = {
-	name = "Process",
+	@TargetElementType(type = Void.class) }, attributes = {
-	elements = {
+		@TargetAttributeType(name = "Debug", type = DbgModelTargetDebugContainerImpl.class, required = true, fixed = true),
-		@TargetElementType(type = Void.class)
+		@TargetAttributeType(name = "Memory", type = DbgModelTargetMemoryContainerImpl.class, required = true, fixed = true),
-	},
+		@TargetAttributeType(name = "Modules", type = DbgModelTargetModuleContainerImpl.class, required = true, fixed = true),
-	attributes = {
+		@TargetAttributeType(name = "Threads", type = DbgModelTargetThreadContainerImpl.class, required = true, fixed = true),
-		@TargetAttributeType(
+		@TargetAttributeType(name = DbgModelTargetProcessImpl.EXIT_CODE_ATTRIBUTE_NAME, type = Long.class),
-			name = "Debug",
+		@TargetAttributeType(type = Void.class) })
-			type = DbgModelTargetDebugContainerImpl.class,
-			required = true,
-			fixed = true),
-		@TargetAttributeType(
-			name = "Memory",
-			type = DbgModelTargetMemoryContainerImpl.class,
-			required = true,
-			fixed = true),
-		@TargetAttributeType(
-			name = "Modules",
-			type = DbgModelTargetModuleContainerImpl.class,
-			required = true,
-			fixed = true),
-		@TargetAttributeType(
-			name = "Threads",
-			type = DbgModelTargetThreadContainerImpl.class,
-			required = true,
-			fixed = true),
-		@TargetAttributeType(type = Void.class)
-	})
 public class DbgModelTargetProcessImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetProcess {
 
@@ -92,6 +69,8 @@ public class DbgModelTargetProcessImpl extends DbgModelTargetObjectImpl
 
 	public DbgModelTargetProcessImpl(DbgModelTargetProcessContainer processes, DbgProcess process) {
 		super(processes.getModel(), processes, keyProcess(process), "Process");
+		this.getModel().addModelObject(process, this);
+		this.getModel().addModelObject(process.getId(), this);
 		this.process = process;
 
 		this.debug = new DbgModelTargetDebugContainerImpl(this);
@@ -107,7 +86,7 @@ public class DbgModelTargetProcessImpl extends DbgModelTargetObjectImpl
 			//sections, //
 			threads //
 		), Map.of( //
-			ACCESSIBLE_ATTRIBUTE_NAME, false, //
+			ACCESSIBLE_ATTRIBUTE_NAME, accessible = false, //
 			DISPLAY_ATTRIBUTE_NAME, getDisplay(), //
 			TargetMethod.PARAMETERS_ATTRIBUTE_NAME, PARAMETERS, //
 			SUPPORTED_ATTACH_KINDS_ATTRIBUTE_NAME, SUPPORTED_KINDS, //
@@ -129,36 +108,28 @@ public class DbgModelTargetProcessImpl extends DbgModelTargetObjectImpl
 	@Override
 	public void processSelected(DbgProcess eventProcess, DbgCause cause) {
 		if (eventProcess.equals(process)) {
-			AtomicReference<DbgModelTargetFocusScope> scope = new AtomicReference<>();
+			((DbgModelTargetFocusScope) searchForSuitable(TargetFocusScope.class)).setFocus(this);
-			AsyncUtils.sequence(TypeSpec.VOID).then(seq -> {
-				DebugModelConventions.findSuitable(DbgModelTargetFocusScope.class, this)
-						.handle(seq::next);
-			}, scope).then(seq -> {
-				scope.get().setFocus(this);
-			}).finish();
 		}
 	}
 
-	@Override
+	public void threadStateChangedSpecific(DbgThread thread, DbgState state) {
-	public void threadStateChanged(DbgThread thread, DbgState state, DbgCause cause,
-			DbgReason reason) {
 		TargetExecutionState targetState = convertState(state);
 		setExecutionState(targetState, "ThreadStateChanged");
 	}
 
 	@Override
 	public CompletableFuture<Void> launch(List<String> args) {
-		return DbgModelImplUtils.launch(getModel(), process, args);
+		return model.gateFuture(DbgModelImplUtils.launch(getModel(), process, args));
 	}
 
 	@Override
 	public CompletableFuture<Void> resume() {
-		return process.cont();
+		return model.gateFuture(process.cont());
 	}
 
 	@Override
 	public CompletableFuture<Void> kill() {
-		return process.kill();
+		return model.gateFuture(process.kill());
 	}
 
 	@Override
@@ -166,22 +137,22 @@ public class DbgModelTargetProcessImpl extends DbgModelTargetObjectImpl
 		getModel().assertMine(TargetObject.class, attachable);
 		// NOTE: Get the object and type check it myself.
 		// The typed ref could have been unsafely cast
-		return process.reattach(attachable).thenApply(set -> null);
+		return model.gateFuture(process.reattach(attachable)).thenApply(set -> null);
 	}
 
 	@Override
 	public CompletableFuture<Void> attach(long pid) {
-		return process.attach(pid).thenApply(set -> null);
+		return model.gateFuture(process.attach(pid)).thenApply(set -> null);
 	}
 
 	@Override
 	public CompletableFuture<Void> detach() {
-		return process.detach();
+		return model.gateFuture(process.detach());
 	}
 
 	@Override
 	public CompletableFuture<Void> delete() {
-		return process.remove();
+		return model.gateFuture(process.remove());
 	}
 
 	@Override
@@ -192,13 +163,13 @@ public class DbgModelTargetProcessImpl extends DbgModelTargetObjectImpl
 			case ADVANCE: // Why no exec-advance in dbgeng?
 				throw new UnsupportedOperationException(kind.name());
 			default:
-				return process.step(convertToDbg(kind));
+				return model.gateFuture(process.step(convertToDbg(kind)));
 		}
 	}
 
 	@Override
 	public CompletableFuture<Void> step(Map<String, ?> args) {
-		return process.step(args);
+		return model.gateFuture(process.step(args));
 	}
 
 	@Override
@@ -213,20 +184,16 @@ public class DbgModelTargetProcessImpl extends DbgModelTargetObjectImpl
 	}
 
 	@Override
-	public void processExited(Long exitCode) {
+	public void processExited(DbgProcess proc, DbgCause cause) {
-		if (exitCode != null) {
+		if (proc.equals(this.process)) {
 			changeAttributes(List.of(), List.of(), Map.of( //
-				EXIT_CODE_ATTRIBUTE_NAME, exitCode //
+				STATE_ATTRIBUTE_NAME, TargetExecutionState.TERMINATED, //
+				EXIT_CODE_ATTRIBUTE_NAME, proc.getExitCode() //
 			), "Exited");
+			getListeners().fire.event(getProxy(), null, TargetEventType.PROCESS_EXITED,
+				"Process " + proc.getId() + " exited code=" + proc.getExitCode(),
+				List.of(getProxy()));
 		}
-		setExecutionState(TargetExecutionState.TERMINATED, "Exited");
-	}
-
-	@Override
-	public void onExit() {
-		super.onExit();
-		DbgModelTargetProcessContainer processes = (DbgModelTargetProcessContainer) getParent();
-		processes.processRemoved(process.getId(), DbgCause.Causes.UNCLAIMED);
 	}
 
 	@Override

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetProcessLaunchConnectorImpl.java

@@ -27,11 +27,14 @@ import ghidra.dbg.target.TargetMethod.ParameterDescription;
 import ghidra.dbg.target.TargetMethod.TargetParameterMap;
 import ghidra.dbg.target.schema.*;
 
-@TargetObjectSchemaInfo(name = "ProcessLaunchConnector", elements = { //
+@TargetObjectSchemaInfo(
+	name = "ProcessLaunchConnector",
+	elements = { //
 		@TargetElementType(type = Void.class) //
-}, attributes = { //
+	},
+	attributes = { //
 		@TargetAttributeType(type = Void.class) //
-})
+	})
 public class DbgModelTargetProcessLaunchConnectorImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetConnector {
 
@@ -46,8 +49,7 @@ public class DbgModelTargetProcessLaunchConnectorImpl extends DbgModelTargetObje
 		changeAttributes(List.of(), List.of(), Map.of( //
 			DISPLAY_ATTRIBUTE_NAME, getDisplay(), //
 			TargetMethod.PARAMETERS_ATTRIBUTE_NAME,
-			paramDescs = TargetParameterMap.copyOf(computeParameters()), //
+			paramDescs = TargetParameterMap.copyOf(computeParameters()) //
-			UPDATE_MODE_ATTRIBUTE_NAME, TargetUpdateMode.FIXED //
 		), "Initialized");
 	}
 

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetRegisterContainerImpl.java

@@ -20,42 +20,36 @@ import java.util.*;
 import java.util.concurrent.CompletableFuture;
 import java.util.stream.Collectors;
 
-import agent.dbgeng.manager.DbgThread;
+import agent.dbgeng.manager.*;
 import agent.dbgeng.manager.impl.DbgRegister;
-import agent.dbgeng.manager.impl.DbgRegisterSet;
 import agent.dbgeng.model.iface2.*;
 import ghidra.async.AsyncUtils;
-import ghidra.async.TypeSpec;
 import ghidra.dbg.error.DebuggerRegisterAccessException;
 import ghidra.dbg.target.TargetObject;
 import ghidra.dbg.target.TargetRegisterBank;
 import ghidra.dbg.target.schema.*;
+import ghidra.dbg.target.schema.TargetObjectSchema.ResyncMode;
 import ghidra.dbg.util.ConversionUtils;
 
-@TargetObjectSchemaInfo(
+@TargetObjectSchemaInfo(name = "RegisterContainer", elements = {
-	name = "RegisterContainer",
+	@TargetElementType(type = DbgModelTargetRegisterImpl.class) }, elementResync = ResyncMode.ONCE, //
-	elements = {
-		@TargetElementType(type = DbgModelTargetRegisterImpl.class)
-	},
 		attributes = {
-		@TargetAttributeType(
+			@TargetAttributeType(name = TargetRegisterBank.DESCRIPTIONS_ATTRIBUTE_NAME, type = DbgModelTargetRegisterContainerImpl.class),
-			name = TargetRegisterBank.DESCRIPTIONS_ATTRIBUTE_NAME,
+			@TargetAttributeType(type = Void.class) }, canonicalContainer = true)
-			type = DbgModelTargetRegisterContainerImpl.class),
-		@TargetAttributeType(type = Void.class)
-	},
-	canonicalContainer = true)
 public class DbgModelTargetRegisterContainerImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetRegisterContainerAndBank {
 
 	protected final DbgThread thread;
 
-	protected final Map<Integer, DbgModelTargetRegister> registersByNumber = new HashMap<>();
 	protected final Map<String, DbgModelTargetRegister> registersByName = new HashMap<>();
 
+	private Map<String, byte[]> values = new HashMap<>();
+
 	public DbgModelTargetRegisterContainerImpl(DbgModelTargetThread thread) {
 		super(thread.getModel(), thread, "Registers", "RegisterContainer");
 		this.thread = thread.getThread();
 
+		requestElements(false);
 		changeAttributes(List.of(), List.of(), Map.of( //
 			TargetRegisterBank.DESCRIPTIONS_ATTRIBUTE_NAME, this //
 		), "Initialized");
@@ -64,9 +58,13 @@ public class DbgModelTargetRegisterContainerImpl extends DbgModelTargetObjectImp
 	@Override
 	public CompletableFuture<Void> requestElements(boolean refresh) {
 		return thread.listRegisters().thenAccept(regs -> {
-			if (regs.size() != registersByNumber.size()) {
+			if (regs.size() != registersByName.size()) {
-				registersByNumber.clear();
+				DbgModelImpl impl = (DbgModelImpl) model;
+				for (DbgRegister reg : regs) {
+					impl.deleteModelObject(reg);
+				}
 				registersByName.clear();
+
 			}
 			List<TargetObject> registers;
 			synchronized (this) {
@@ -79,10 +77,20 @@ public class DbgModelTargetRegisterContainerImpl extends DbgModelTargetObjectImp
 		});
 	}
 
+	public void threadStateChangedSpecific(DbgState state, DbgReason reason) {
+		if (state.equals(DbgState.STOPPED)) {
+			readRegistersNamed(getCachedElements().keySet());
+		}
+	}
+
 	@Override
 	public synchronized DbgModelTargetRegister getTargetRegister(DbgRegister register) {
-		DbgModelTargetRegister reg = registersByNumber.computeIfAbsent(register.getNumber(),
+		DbgModelImpl impl = (DbgModelImpl) model;
-			n -> new DbgModelTargetRegisterImpl(this, register));
+		TargetObject modelObject = impl.getModelObject(register);
+		if (modelObject != null) {
+			return (DbgModelTargetRegister) modelObject;
+		}
+		DbgModelTargetRegister reg = new DbgModelTargetRegisterImpl(this, register);
 		registersByName.put(register.getName(), reg);
 		return reg;
 	}
@@ -90,14 +98,12 @@ public class DbgModelTargetRegisterContainerImpl extends DbgModelTargetObjectImp
 	@Override
 	public CompletableFuture<? extends Map<String, byte[]>> readRegistersNamed(
 			Collection<String> names) {
-		return AsyncUtils.sequence(TypeSpec.map(String.class, byte[].class)).then(seq -> {
+		return model.gateFuture(thread.listRegisters().thenCompose(regs -> {
-			thread.listRegisters().handle(seq::next);
+			if (regs.size() != registersByName.size() || getCachedElements().isEmpty()) {
-		}, TypeSpec.cls(DbgRegisterSet.class)).then((regs, seq) -> {
+				return requestElements(false);
-			if (regs.size() != registersByNumber.size() || getCachedElements().isEmpty()) {
-				requestElements(true).handle(seq::next);
 			}
-			seq.next(null, null);
+			return AsyncUtils.NIL;
-		}).then(seq -> {
+		}).thenCompose(__ -> {
 			Set<DbgRegister> toRead = new LinkedHashSet<>();
 			for (String regname : names) {
 				DbgModelTargetRegister reg = registersByName.get(regname);
@@ -109,11 +115,11 @@ public class DbgModelTargetRegisterContainerImpl extends DbgModelTargetObjectImp
 					//throw new DebuggerRegisterAccessException("No such register: " + regname);
 				}
 			}
-			thread.readRegisters(toRead).handle(seq::next);
+			return thread.readRegisters(toRead);
-		}, TypeSpec.map(DbgRegister.class, BigInteger.class)).then((vals, seq) -> {
+		}).thenApply(vals -> {
 			Map<String, byte[]> result = new LinkedHashMap<>();
 			for (DbgRegister dbgReg : vals.keySet()) {
-				DbgModelTargetRegister reg = registersByNumber.get(dbgReg.getNumber());
+				DbgModelTargetRegister reg = getTargetRegister(dbgReg);
 				String oldval = (String) reg.getCachedAttributes().get(VALUE_ATTRIBUTE_NAME);
 				BigInteger value = vals.get(dbgReg);
 				byte[] bytes = ConversionUtils.bigIntegerToBytes(dbgReg.getSize(), value);
@@ -129,18 +135,17 @@ public class DbgModelTargetRegisterContainerImpl extends DbgModelTargetObjectImp
 					reg.setModified(!value.toString(16).equals(oldval));
 				}
 			}
-			listeners.fire(TargetRegisterBankListener.class).registersUpdated(this, result);
+			this.values = result;
-			seq.exit(result);
+			listeners.fire.registersUpdated(getProxy(), result);
-		}).finish();
+			return result;
+		}));
 	}
 
 	@Override
 	public CompletableFuture<Void> writeRegistersNamed(Map<String, byte[]> values) {
-		return AsyncUtils.sequence(TypeSpec.VOID).then(seq -> {
+		return model.gateFuture(thread.listRegisters().thenCompose(regs -> {
-			thread.listRegisters().handle(seq::next);
+			return requestElements(false);
-		}, TypeSpec.cls(DbgRegisterSet.class)).then((regs, seq) -> {
+		}).thenCompose(__ -> {
-			fetchElements().handle(seq::nextIgnore);
-		}).then(seq -> {
 			Map<String, ? extends TargetObject> regs = getCachedElements();
 			Map<DbgRegister, BigInteger> toWrite = new LinkedHashMap<>();
 			for (Map.Entry<String, byte[]> ent : values.entrySet()) {
@@ -152,32 +157,15 @@ public class DbgModelTargetRegisterContainerImpl extends DbgModelTargetObjectImp
 				BigInteger val = new BigInteger(1, ent.getValue());
 				toWrite.put(reg.getRegister(), val);
 			}
-			thread.writeRegisters(toWrite).handle(seq::next);
+			return thread.writeRegisters(toWrite);
 			// TODO: Should probably filter only effective and normalized writes in the callback
-		}).then(seq -> {
+		}).thenAccept(__ -> {
-			listeners.fire(TargetRegisterBankListener.class).registersUpdated(this, values);
+			listeners.fire.registersUpdated(getProxy(), values);
-			seq.exit();
+		}));
-		}).finish();
 	}
 
-	/*
+	public Map<String, byte[]> getCachedRegisters() {
-	public void invalidateRegisterCaches() {
+		return values;
-		listeners.fire.invalidateCacheRequested(this);
-	}
-	*/
-
-	@Override
-	public void onRunning() {
-		// NB: We don't want to do this apparently
-		//invalidateRegisterCaches();
-		setAccessible(false);
 	}
 
-	@Override
-	public void onStopped() {
-		setAccessible(true);
-		if (thread.equals(getManager().getEventThread())) {
-			readRegistersNamed(getCachedElements().keySet());
-		}
-	}
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetRegisterImpl.java

@@ -25,14 +25,10 @@ import ghidra.dbg.target.TargetRegister;
 import ghidra.dbg.target.schema.*;
 import ghidra.dbg.util.PathUtils;
 
-@TargetObjectSchemaInfo(name = "RegisterDescriptor", elements = { //
+@TargetObjectSchemaInfo(name = "RegisterDescriptor", elements = {
-	@TargetElementType(type = Void.class) //
+	@TargetElementType(type = Void.class) }, attributes = {
-}, attributes = { //
+		@TargetAttributeType(name = TargetRegister.CONTAINER_ATTRIBUTE_NAME, type = DbgModelTargetRegisterContainerImpl.class),
-	@TargetAttributeType( //
+		@TargetAttributeType(type = Void.class) })
-			name = TargetRegister.CONTAINER_ATTRIBUTE_NAME, //
-			type = DbgModelTargetRegisterContainerImpl.class), //
-	@TargetAttributeType(type = Void.class) //
-})
 public class DbgModelTargetRegisterImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetRegister {
 
@@ -56,6 +52,7 @@ public class DbgModelTargetRegisterImpl extends DbgModelTargetObjectImpl
 	public DbgModelTargetRegisterImpl(DbgModelTargetRegisterContainerAndBank registers,
 			DbgRegister register) {
 		super(registers.getModel(), registers, keyRegister(register), "Register");
+		this.getModel().addModelObject(register, this);
 		this.registers = registers;
 		this.register = register;
 

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetRootImpl.java

@@ -23,36 +23,17 @@ import agent.dbgeng.manager.impl.DbgProcessImpl;
 import agent.dbgeng.model.iface1.DbgModelSelectableObject;
 import agent.dbgeng.model.iface2.DbgModelTargetConnector;
 import agent.dbgeng.model.iface2.DbgModelTargetRoot;
-import ghidra.async.AsyncUtils;
-import ghidra.async.TypeSpec;
 import ghidra.dbg.error.DebuggerUserException;
 import ghidra.dbg.target.*;
 import ghidra.dbg.target.schema.*;
 import ghidra.dbg.util.PathUtils;
 
-@TargetObjectSchemaInfo(
+@TargetObjectSchemaInfo(name = "Debugger", elements = {
-	name = "Debugger",
+	@TargetElementType(type = Void.class) }, attributes = {
-	elements = {
+		@TargetAttributeType(name = "Available", type = DbgModelTargetAvailableContainerImpl.class, required = true, fixed = true),
-		@TargetElementType(type = Void.class)
+		@TargetAttributeType(name = "Connectors", type = DbgModelTargetConnectorContainerImpl.class, required = true, fixed = true),
-	},
+		@TargetAttributeType(name = "Sessions", type = DbgModelTargetSessionContainerImpl.class, required = true, fixed = true),
-	attributes = {
+		@TargetAttributeType(type = Void.class) })
-		@TargetAttributeType(
-			name = "Available",
-			type = DbgModelTargetAvailableContainerImpl.class,
-			required = true,
-			fixed = true),
-		@TargetAttributeType(
-			name = "Connectors",
-			type = DbgModelTargetConnectorContainerImpl.class,
-			required = true,
-			fixed = true),
-		@TargetAttributeType(
-			name = "Sessions",
-			type = DbgModelTargetSessionContainerImpl.class,
-			required = true,
-			fixed = true),
-		@TargetAttributeType(type = Void.class)
-	})
 public class DbgModelTargetRootImpl extends DbgModelDefaultTargetModelRoot
 		implements DbgModelTargetRoot {
 
@@ -77,7 +58,7 @@ public class DbgModelTargetRootImpl extends DbgModelDefaultTargetModelRoot
 			connectors, //
 			sessions //
 		), Map.of( //
-			ACCESSIBLE_ATTRIBUTE_NAME, true, //
+			ACCESSIBLE_ATTRIBUTE_NAME, accessible, //
 			DISPLAY_ATTRIBUTE_NAME, "Debugger", //
 			FOCUS_ATTRIBUTE_NAME, this, //
 			SUPPORTED_ATTACH_KINDS_ATTRIBUTE_NAME, DbgModelTargetProcessImpl.SUPPORTED_KINDS, //
@@ -117,7 +98,6 @@ public class DbgModelTargetRootImpl extends DbgModelDefaultTargetModelRoot
 			changeAttributes(List.of(), List.of(), Map.of( //
 				TargetFocusScope.FOCUS_ATTRIBUTE_NAME, focus //
 			), "Focus changed");
-			listeners.fire(TargetFocusScopeListener.class).focusChanged(this, sel);
 		}
 		return doFire;
 	}
@@ -125,20 +105,15 @@ public class DbgModelTargetRootImpl extends DbgModelDefaultTargetModelRoot
 	@Override
 	public CompletableFuture<Void> launch(Map<String, ?> args) {
 		DbgModelTargetConnector targetConnector = connectors.getDefaultConnector();
-		return AsyncUtils.sequence(TypeSpec.VOID).then(seq -> {
+		return model.gateFuture(targetConnector.launch(args)).exceptionally(exc -> {
-			targetConnector.launch(args).handle(seq::nextIgnore);
-			//getManager().launch(args).handle(seq::nextIgnore);
-		}).finish().exceptionally((exc) -> {
 			throw new DebuggerUserException("Launch failed for " + args);
 		});
 	}
 
 	@Override
 	public CompletableFuture<Void> attach(long pid) {
-		return AsyncUtils.sequence(TypeSpec.VOID).then(seq -> {
 		DbgProcess process = new DbgProcessImpl(getManager());
-			process.attach(pid).handle(seq::nextIgnore);
+		return model.gateFuture(process.attach(pid)).thenApply(__ -> null);
-		}).finish();
 	}
 
 	@Override

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetSessionAttributesImpl.java

@@ -25,15 +25,15 @@ import ghidra.dbg.target.schema.*;
 
 @TargetObjectSchemaInfo(
 	name = "SessionAttributes",
-	elements = { //
+	elements = {
-		@TargetElementType(type = Void.class) //
+		@TargetElementType(type = Void.class)
 	},
-	attributes = { //
+	attributes = {
 		@TargetAttributeType(
 			name = "Machine",
 			type = DbgModelTargetSessionAttributesMachineImpl.class,
-			fixed = true), //
+			fixed = true),
-		@TargetAttributeType(type = Void.class) //
+		@TargetAttributeType(type = Void.class)
 	})
 public class DbgModelTargetSessionAttributesImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetSessionAttributes {
@@ -51,7 +51,7 @@ public class DbgModelTargetSessionAttributesImpl extends DbgModelTargetObjectImp
 			ARCH_ATTRIBUTE_NAME, "x86_64", //
 			DEBUGGER_ATTRIBUTE_NAME, "dbgeng", //
 			OS_ATTRIBUTE_NAME, "Windows", //
-			UPDATE_MODE_ATTRIBUTE_NAME, TargetUpdateMode.FIXED //
+			ENDIAN_ATTRIBUTE_NAME, "little" //
 		), "Initialized");
 
 		getManager().addEventsListener(this);

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetSessionAttributesMachineImpl.java

@@ -30,15 +30,18 @@ import ghidra.async.AsyncUtils;
 import ghidra.async.TypeSpec;
 import ghidra.dbg.target.schema.*;
 
-@TargetObjectSchemaInfo(name = "SessionAttributesMachine", elements = { //
+@TargetObjectSchemaInfo(
-	@TargetElementType(type = Void.class) //
+	name = "SessionAttributesMachine",
-}, attributes = { //
+	elements = {
-	@TargetAttributeType(name = "Arch", type = String.class), //
+		@TargetElementType(type = Void.class)
-	@TargetAttributeType(name = "Debugger", type = String.class), //
+	},
-	@TargetAttributeType(name = "OS", type = String.class), //
+	attributes = {
-	@TargetAttributeType(name = "Mode", type = String.class), //
+		@TargetAttributeType(name = "Arch", type = String.class),
-	@TargetAttributeType(type = Void.class) //
+		@TargetAttributeType(name = "Debugger", type = String.class),
-})
+		@TargetAttributeType(name = "OS", type = String.class),
+		@TargetAttributeType(name = "Mode", type = String.class),
+		@TargetAttributeType(type = Void.class)
+	})
 public class DbgModelTargetSessionAttributesMachineImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetSessionAttributesMachine {
 

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetSessionContainerImpl.java

@@ -23,20 +23,15 @@ import agent.dbgeng.dbgeng.DebugSessionId;
 import agent.dbgeng.manager.DbgCause;
 import agent.dbgeng.manager.DbgSession;
 import agent.dbgeng.model.iface2.*;
+import ghidra.dbg.target.TargetObject;
 import ghidra.dbg.target.schema.*;
-import ghidra.util.datastruct.WeakValueHashMap;
 
-@TargetObjectSchemaInfo(name = "SessionContainer", elements = { //
+@TargetObjectSchemaInfo(name = "SessionContainer", elements = {
-	@TargetElementType(type = DbgModelTargetSessionImpl.class) //
+	@TargetElementType(type = DbgModelTargetSessionImpl.class) }, attributes = {
-}, attributes = { //
+		@TargetAttributeType(type = Void.class) }, canonicalContainer = true)
-	@TargetAttributeType(type = Void.class) //
-}, canonicalContainer = true)
 public class DbgModelTargetSessionContainerImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetSessionContainer {
 
-	protected final Map<DebugSessionId, DbgModelTargetSession> sessionsById =
-		new WeakValueHashMap<>();
-
 	public DbgModelTargetSessionContainerImpl(DbgModelTargetRoot root) {
 		super(root.getModel(), root, "Sessions", "SessionContainer");
 
@@ -51,9 +46,9 @@ public class DbgModelTargetSessionContainerImpl extends DbgModelTargetObjectImpl
 
 	@Override
 	public void sessionRemoved(DebugSessionId sessionId, DbgCause cause) {
-		synchronized (this) {
+		//synchronized (this) {
-			sessionsById.remove(sessionId);
+		//	sessionsById.remove(sessionId);
-		}
+		//}
 		changeElements(List.of( //
 			DbgModelTargetSessionImpl.indexSession(sessionId) //
 		), List.of(), Map.of(), "Removed");
@@ -61,8 +56,12 @@ public class DbgModelTargetSessionContainerImpl extends DbgModelTargetObjectImpl
 
 	@Override
 	public synchronized DbgModelTargetSession getTargetSession(DbgSession session) {
-		DebugSessionId id = session.getId();
+		DbgModelImpl impl = (DbgModelImpl) model;
-		return sessionsById.computeIfAbsent(id, i -> new DbgModelTargetSessionImpl(this, session));
+		TargetObject modelObject = impl.getModelObject(session);
+		if (modelObject != null) {
+			return (DbgModelTargetSession) modelObject;
+		}
+		return new DbgModelTargetSessionImpl(this, session);
 	}
 
 	@Override

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetSessionImpl.java

@@ -30,8 +30,7 @@ import ghidra.dbg.util.PathUtils;
 @TargetObjectSchemaInfo(
 	name = "Session",
 	elements = {
-		@TargetElementType(type = Void.class)
+		@TargetElementType(type = Void.class) },
-	},
 	attributes = {
 		@TargetAttributeType(
 			name = "Attributes",
@@ -42,8 +41,7 @@ import ghidra.dbg.util.PathUtils;
 			type = DbgModelTargetProcessContainerImpl.class,
 			required = true,
 			fixed = true),
-		@TargetAttributeType(type = Void.class)
+		@TargetAttributeType(type = Void.class) })
-	})
 public class DbgModelTargetSessionImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetSession {
 
@@ -71,6 +69,7 @@ public class DbgModelTargetSessionImpl extends DbgModelTargetObjectImpl
 	public DbgModelTargetSessionImpl(DbgModelTargetSessionContainerImpl sessions,
 			DbgSession session) {
 		super(sessions.getModel(), sessions, keySession(session), "Session");
+		this.getModel().addModelObject(session, this);
 
 		this.attributes = new DbgModelTargetSessionAttributesImpl(this);
 		this.processes = new DbgModelTargetProcessContainerImpl(this);
@@ -79,10 +78,9 @@ public class DbgModelTargetSessionImpl extends DbgModelTargetObjectImpl
 			attributes, //
 			processes //
 		), Map.of( //
-			ACCESSIBLE_ATTRIBUTE_NAME, true, //
+			ACCESSIBLE_ATTRIBUTE_NAME, accessible, //
 			PROMPT_ATTRIBUTE_NAME, DBG_PROMPT, //
-			STATE_ATTRIBUTE_NAME, TargetExecutionState.ALIVE, //
+			STATE_ATTRIBUTE_NAME, TargetExecutionState.ALIVE //
-			UPDATE_MODE_ATTRIBUTE_NAME, TargetUpdateMode.FIXED //
 		), "Initialized");
 
 		getManager().addEventsListener(this);

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetStackFrameImpl.java

@@ -19,61 +19,31 @@ import java.math.BigInteger;
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.CompletableFuture;
-import java.util.concurrent.atomic.AtomicReference;
 
 import agent.dbgeng.manager.*;
 import agent.dbgeng.manager.impl.DbgManagerImpl;
 import agent.dbgeng.model.iface1.DbgModelTargetFocusScope;
 import agent.dbgeng.model.iface2.*;
-import ghidra.async.AsyncUtils;
+import ghidra.dbg.target.TargetFocusScope;
-import ghidra.async.TypeSpec;
-import ghidra.dbg.DebugModelConventions;
 import ghidra.dbg.target.TargetObject;
 import ghidra.dbg.target.schema.*;
 import ghidra.dbg.util.PathUtils;
 import ghidra.program.model.address.Address;
 
-@TargetObjectSchemaInfo(
+@TargetObjectSchemaInfo(name = "StackFrame", elements = {
-	name = "StackFrame",
+	@TargetElementType(type = Void.class) }, attributes = {
-	elements = {
+		@TargetAttributeType(name = DbgModelTargetStackFrame.FUNC_ATTRIBUTE_NAME, type = String.class),
-		@TargetElementType(type = Void.class)
+		@TargetAttributeType(name = DbgModelTargetStackFrame.FUNC_TABLE_ENTRY_ATTRIBUTE_NAME, type = String.class),
-	},
+		@TargetAttributeType(name = DbgModelTargetStackFrame.INST_OFFSET_ATTRIBUTE_NAME, type = String.class),
-	attributes = {
+		@TargetAttributeType(name = DbgModelTargetStackFrame.FRAME_OFFSET_ATTRIBUTE_NAME, type = String.class),
-		@TargetAttributeType(
+		@TargetAttributeType(name = DbgModelTargetStackFrame.RETURN_OFFSET_ATTRIBUTE_NAME, type = String.class),
-			name = DbgModelTargetStackFrame.FUNC_ATTRIBUTE_NAME,
+		@TargetAttributeType(name = DbgModelTargetStackFrame.STACK_OFFSET_ATTRIBUTE_NAME, type = String.class),
-			type = String.class),
+		@TargetAttributeType(name = DbgModelTargetStackFrame.VIRTUAL_ATTRIBUTE_NAME, type = Boolean.class),
-		@TargetAttributeType(
+		@TargetAttributeType(name = DbgModelTargetStackFrame.PARAM0_ATTRIBUTE_NAME, type = String.class),
-			name = DbgModelTargetStackFrame.FUNC_TABLE_ENTRY_ATTRIBUTE_NAME,
+		@TargetAttributeType(name = DbgModelTargetStackFrame.PARAM1_ATTRIBUTE_NAME, type = String.class),
-			type = String.class),
+		@TargetAttributeType(name = DbgModelTargetStackFrame.PARAM2_ATTRIBUTE_NAME, type = String.class),
-		@TargetAttributeType(
+		@TargetAttributeType(name = DbgModelTargetStackFrame.PARAM3_ATTRIBUTE_NAME, type = String.class),
-			name = DbgModelTargetStackFrame.INST_OFFSET_ATTRIBUTE_NAME,
+		@TargetAttributeType(type = Void.class) })
-			type = String.class),
-		@TargetAttributeType(
-			name = DbgModelTargetStackFrame.FRAME_OFFSET_ATTRIBUTE_NAME,
-			type = String.class),
-		@TargetAttributeType(
-			name = DbgModelTargetStackFrame.RETURN_OFFSET_ATTRIBUTE_NAME,
-			type = String.class),
-		@TargetAttributeType(
-			name = DbgModelTargetStackFrame.STACK_OFFSET_ATTRIBUTE_NAME,
-			type = String.class),
-		@TargetAttributeType(
-			name = DbgModelTargetStackFrame.VIRTUAL_ATTRIBUTE_NAME,
-			type = Boolean.class),
-		@TargetAttributeType(
-			name = DbgModelTargetStackFrame.PARAM0_ATTRIBUTE_NAME,
-			type = String.class),
-		@TargetAttributeType(
-			name = DbgModelTargetStackFrame.PARAM1_ATTRIBUTE_NAME,
-			type = String.class),
-		@TargetAttributeType(
-			name = DbgModelTargetStackFrame.PARAM2_ATTRIBUTE_NAME,
-			type = String.class),
-		@TargetAttributeType(
-			name = DbgModelTargetStackFrame.PARAM3_ATTRIBUTE_NAME,
-			type = String.class),
-		@TargetAttributeType(type = Void.class)
-	})
 public class DbgModelTargetStackFrameImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetStackFrame {
 
@@ -102,6 +72,7 @@ public class DbgModelTargetStackFrameImpl extends DbgModelTargetObjectImpl
 	public DbgModelTargetStackFrameImpl(DbgModelTargetStack stack, DbgModelTargetThread thread,
 			DbgStackFrame frame) {
 		super(stack.getModel(), stack, keyFrame(frame), "StackFrame");
+		this.getModel().addModelObject(frame, this);
 		this.thread = thread;
 		this.pc = getModel().getAddressSpace("ram").getAddress(-1);
 
@@ -125,13 +96,7 @@ public class DbgModelTargetStackFrameImpl extends DbgModelTargetObjectImpl
 	@Override
 	public void threadSelected(DbgThread eventThread, DbgStackFrame eventFrame, DbgCause cause) {
 		if (eventFrame != null && eventFrame.equals(frame)) {
-			AtomicReference<DbgModelTargetFocusScope> scope = new AtomicReference<>();
+			((DbgModelTargetFocusScope) searchForSuitable(TargetFocusScope.class)).setFocus(this);
-			AsyncUtils.sequence(TypeSpec.VOID).then(seq -> {
-				DebugModelConventions.findSuitable(DbgModelTargetFocusScope.class, this)
-						.handle(seq::next);
-			}, scope).then(seq -> {
-				scope.get().setFocus(this);
-			}).finish();
 		}
 	}
 

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetSymbolContainerImpl.java

@@ -24,20 +24,21 @@ import agent.dbgeng.manager.impl.DbgMinimalSymbol;
 import agent.dbgeng.model.iface2.DbgModelTargetSymbolContainer;
 import ghidra.dbg.target.TargetObject;
 import ghidra.dbg.target.schema.*;
-import ghidra.util.datastruct.WeakValueHashMap;
+import ghidra.dbg.target.schema.TargetObjectSchema.ResyncMode;
 
-@TargetObjectSchemaInfo(name = "SymbolContainer", elements = { //
+@TargetObjectSchemaInfo(
-	@TargetElementType(type = DbgModelTargetSymbolImpl.class) //
+	name = "SymbolContainer",
-}, attributes = { //
+	elements = {
-	@TargetAttributeType(type = Void.class) //
+		@TargetElementType(type = DbgModelTargetSymbolImpl.class) },
-}, canonicalContainer = true)
+	elementResync = ResyncMode.ONCE,
+	attributes = {
+		@TargetAttributeType(type = Void.class) },
+	canonicalContainer = true)
 public class DbgModelTargetSymbolContainerImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetSymbolContainer {
 
 	protected final DbgModelTargetModuleImpl module;
 
-	protected final Map<String, DbgModelTargetSymbolImpl> symbolsByName = new WeakValueHashMap<>();
-
 	public DbgModelTargetSymbolContainerImpl(DbgModelTargetModuleImpl module) {
 		super(module.getModel(), module, "Symbols", "SymbolContainer");
 		this.module = module;
@@ -59,7 +60,11 @@ public class DbgModelTargetSymbolContainerImpl extends DbgModelTargetObjectImpl
 
 	@Override
 	public synchronized DbgModelTargetSymbolImpl getTargetSymbol(DbgMinimalSymbol symbol) {
-		return symbolsByName.computeIfAbsent(symbol.getName(),
+		DbgModelImpl impl = (DbgModelImpl) model;
-			n -> new DbgModelTargetSymbolImpl(this, symbol));
+		TargetObject modelObject = impl.getModelObject(symbol);
+		if (modelObject != null) {
+			return (DbgModelTargetSymbolImpl) modelObject;
+		}
+		return new DbgModelTargetSymbolImpl(this, symbol);
 	}
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetSymbolImpl.java

@@ -20,19 +20,22 @@ import java.util.Map;
 
 import agent.dbgeng.manager.impl.DbgMinimalSymbol;
 import agent.dbgeng.model.iface2.DbgModelTargetSymbol;
+import ghidra.dbg.target.TargetObject;
 import ghidra.dbg.target.TargetSymbol;
 import ghidra.dbg.target.schema.*;
 import ghidra.dbg.util.PathUtils;
 import ghidra.program.model.address.Address;
 
-@TargetObjectSchemaInfo(name = "Symbol", elements = { //
+@TargetObjectSchemaInfo(name = "Symbol", elements = {
-	@TargetElementType(type = Void.class) //
+	@TargetElementType(type = Void.class) }, attributes = {
-}, attributes = { //
+		@TargetAttributeType(name = TargetSymbol.NAMESPACE_ATTRIBUTE_NAME, type = DbgModelTargetSymbolContainerImpl.class),
-	@TargetAttributeType( //
+		@TargetAttributeType(name = TargetObject.VALUE_ATTRIBUTE_NAME, type = Address.class),
-			name = TargetSymbol.NAMESPACE_ATTRIBUTE_NAME, //
+		@TargetAttributeType(name = TargetSymbol.SIZE_ATTRIBUTE_NAME, type = long.class),
-			type = DbgModelTargetSymbolContainerImpl.class), //
+		@TargetAttributeType(name = "Name", type = String.class),
-	@TargetAttributeType(type = Void.class) //
+		@TargetAttributeType(name = "Size", type = long.class),
-})
+		@TargetAttributeType(name = "TypeId", type = int.class),
+		@TargetAttributeType(name = "Tag", type = int.class),
+		@TargetAttributeType(type = Void.class) })
 public class DbgModelTargetSymbolImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetSymbol {
 	protected static String indexSymbol(DbgMinimalSymbol symbol) {
@@ -45,21 +48,25 @@ public class DbgModelTargetSymbolImpl extends DbgModelTargetObjectImpl
 
 	protected final boolean constant;
 	protected final Address value;
-	protected final int size;
+	protected final long size;
 
 	public DbgModelTargetSymbolImpl(DbgModelTargetSymbolContainerImpl symbols,
 			DbgMinimalSymbol symbol) {
 		super(symbols.getModel(), symbols, keySymbol(symbol), "Symbol");
+		this.getModel().addModelObject(symbol, this);
 		this.constant = false;
 		this.value = symbols.getModel().getAddressSpace("ram").getAddress(symbol.getAddress());
-		this.size = 0;
+		this.size = symbol.getSize();
 
 		changeAttributes(List.of(), List.of(), Map.of( //
 			// TODO: DATA_TYPE
 			NAMESPACE_ATTRIBUTE_NAME, symbols, //
 			VALUE_ATTRIBUTE_NAME, value, //
 			SIZE_ATTRIBUTE_NAME, size, //
-			UPDATE_MODE_ATTRIBUTE_NAME, TargetUpdateMode.FIXED //
+			"Name", symbol.getName(), //
+			"Size", size, //
+			"TypeId", symbol.getTypeId(), //
+			"Tag", symbol.getTag() //
 		), "Initialized");
 	}
 

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetThreadContainerImpl.java

@@ -26,26 +26,21 @@ import agent.dbgeng.manager.reason.*;
 import agent.dbgeng.model.iface2.*;
 import ghidra.dbg.target.TargetObject;
 import ghidra.dbg.target.schema.*;
-import ghidra.util.datastruct.WeakValueHashMap;
 
-@TargetObjectSchemaInfo(name = "ThreadContainer", elements = { //
+@TargetObjectSchemaInfo(name = "ThreadContainer", elements = {
-	@TargetElementType(type = DbgModelTargetThreadImpl.class) //
+	@TargetElementType(type = DbgModelTargetThreadImpl.class) }, attributes = {
-}, attributes = { //
+		@TargetAttributeType(type = Void.class) }, canonicalContainer = true)
-	@TargetAttributeType(type = Void.class) //
-}, canonicalContainer = true)
 public class DbgModelTargetThreadContainerImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetThreadContainer {
 
 	protected final DbgProcess process;
 
-	protected final Map<DebugThreadId, DbgModelTargetThreadImpl> threadsById =
-		new WeakValueHashMap<>();
-
 	public DbgModelTargetThreadContainerImpl(DbgModelTargetProcessImpl process) {
 		super(process.getModel(), process, "Threads", "ThreadContainer");
 		this.process = process.process;
 
 		getManager().addEventsListener(this);
+		requestElements(false);
 	}
 
 	@Override
@@ -53,9 +48,8 @@ public class DbgModelTargetThreadContainerImpl extends DbgModelTargetObjectImpl
 		changeElements(List.of(), List.of(getTargetThread(thread)), Map.of(), "Created");
 		DbgModelTargetThread targetThread = getTargetThread(thread);
 		changeElements(List.of(), List.of(targetThread), Map.of(), "Created");
-		targetThread.threadStateChanged(DbgState.STARTING, DbgReason.getReason(null));
+		targetThread.threadStateChangedSpecific(DbgState.STARTING, DbgReason.getReason(null));
-		getListeners().fire(TargetEventScopeListener.class)
+		getListeners().fire.event(getProxy(), targetThread, TargetEventType.THREAD_CREATED,
-				.event(this, targetThread, TargetEventType.THREAD_CREATED,
 			"Thread " + thread.getId() + " started", List.of(targetThread));
 	}
 
@@ -63,24 +57,23 @@ public class DbgModelTargetThreadContainerImpl extends DbgModelTargetObjectImpl
 	public void threadStateChanged(DbgThread thread, DbgState state, DbgCause cause,
 			DbgReason reason) {
 		DbgModelTargetThread targetThread = getTargetThread(thread);
-		targetThread.threadStateChanged(state, reason);
 		TargetEventType eventType = getEventType(state, cause, reason);
-		getListeners().fire(TargetEventScopeListener.class)
+		getListeners().fire.event(getProxy(), targetThread, eventType,
-				.event(this, targetThread, eventType, "Thread " + thread.getId() + " state changed",
+			"Thread " + thread.getId() + " state changed", List.of(targetThread));
-					List.of(targetThread));
+		targetThread.threadStateChangedSpecific(state, reason);
 	}
 
 	@Override
 	public void threadExited(DebugThreadId threadId) {
-		DbgModelTargetThread targetThread = threadsById.get(threadId);
+		DbgModelImpl impl = (DbgModelImpl) model;
+		DbgModelTargetThread targetThread = (DbgModelTargetThread) impl.getModelObject(threadId);
 		if (targetThread != null) {
-			getListeners().fire(TargetEventScopeListener.class)
+			getListeners().fire.event(getProxy(), targetThread, TargetEventType.THREAD_EXITED,
-					.event(this, targetThread, TargetEventType.THREAD_EXITED,
 				"Thread " + threadId + " exited", List.of(targetThread));
 		}
-		synchronized (this) {
+		//synchronized (this) {
-			threadsById.remove(threadId);
+		//	threadsById.remove(threadId);
-		}
+		//}
 		changeElements(List.of( //
 			DbgModelTargetThreadImpl.indexThread(threadId) //
 		), List.of(), Map.of(), "Exited");
@@ -125,8 +118,12 @@ public class DbgModelTargetThreadContainerImpl extends DbgModelTargetObjectImpl
 
 	@Override
 	public synchronized DbgModelTargetThread getTargetThread(DbgThread thread) {
-		return threadsById.computeIfAbsent(thread.getId(),
+		DbgModelImpl impl = (DbgModelImpl) model;
-			i -> new DbgModelTargetThreadImpl(this, (DbgModelTargetProcess) parent, thread));
+		TargetObject modelObject = impl.getModelObject(thread);
+		if (modelObject != null) {
+			return (DbgModelTargetThread) modelObject;
+		}
+		return new DbgModelTargetThreadImpl(this, (DbgModelTargetProcess) parent, thread);
 	}
 
 }

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetThreadImpl.java

@@ -18,7 +18,6 @@ package agent.dbgeng.model.impl;
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.CompletableFuture;
-import java.util.concurrent.atomic.AtomicReference;
 
 import agent.dbgeng.dbgeng.DebugThreadId;
 import agent.dbgeng.manager.*;
@@ -26,32 +25,17 @@ import agent.dbgeng.manager.cmd.DbgThreadSelectCommand;
 import agent.dbgeng.manager.impl.DbgManagerImpl;
 import agent.dbgeng.model.iface1.DbgModelTargetFocusScope;
 import agent.dbgeng.model.iface2.*;
-import ghidra.async.AsyncUtils;
-import ghidra.async.TypeSpec;
-import ghidra.dbg.DebugModelConventions;
 import ghidra.dbg.target.TargetEnvironment;
+import ghidra.dbg.target.TargetFocusScope;
 import ghidra.dbg.target.schema.*;
 import ghidra.dbg.util.PathUtils;
 
-@TargetObjectSchemaInfo(
+@TargetObjectSchemaInfo(name = "Thread", elements = {
-	name = "Thread",
+	@TargetElementType(type = Void.class) }, attributes = {
-	elements = {
+		@TargetAttributeType(name = "Registers", type = DbgModelTargetRegisterContainerImpl.class, required = true, fixed = true),
-		@TargetElementType(type = Void.class)
+		@TargetAttributeType(name = "Stack", type = DbgModelTargetStackImpl.class, required = true, fixed = true),
-	},
-	attributes = {
-		@TargetAttributeType(
-			name = "Registers",
-			type = DbgModelTargetRegisterContainerImpl.class,
-			required = true,
-			fixed = true),
-		@TargetAttributeType(
-			name = "Stack",
-			type = DbgModelTargetStackImpl.class,
-			required = true,
-			fixed = true),
 		@TargetAttributeType(name = TargetEnvironment.ARCH_ATTRIBUTE_NAME, type = String.class),
-		@TargetAttributeType(type = Void.class)
+		@TargetAttributeType(type = Void.class) })
-	})
 public class DbgModelTargetThreadImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetThread {
 
@@ -87,6 +71,8 @@ public class DbgModelTargetThreadImpl extends DbgModelTargetObjectImpl
 	public DbgModelTargetThreadImpl(DbgModelTargetThreadContainer threads,
 			DbgModelTargetProcess process, DbgThread thread) {
 		super(threads.getModel(), threads, keyThread(thread), "Thread");
+		this.getModel().addModelObject(thread, this);
+		this.getModel().addModelObject(thread.getId(), this);
 		this.process = process;
 		this.thread = thread;
 
@@ -97,7 +83,7 @@ public class DbgModelTargetThreadImpl extends DbgModelTargetObjectImpl
 			registers, //
 			stack //
 		), Map.of( //
-			ACCESSIBLE_ATTRIBUTE_NAME, false, //
+			ACCESSIBLE_ATTRIBUTE_NAME, accessible = false, //
 			DISPLAY_ATTRIBUTE_NAME, getDisplay(), //
 			SUPPORTED_STEP_KINDS_ATTRIBUTE_NAME, SUPPORTED_KINDS //
 		), "Initialized");
@@ -118,18 +104,12 @@ public class DbgModelTargetThreadImpl extends DbgModelTargetObjectImpl
 	@Override
 	public void threadSelected(DbgThread eventThread, DbgStackFrame frame, DbgCause cause) {
 		if (eventThread.equals(thread)) {
-			AtomicReference<DbgModelTargetFocusScope> scope = new AtomicReference<>();
+			((DbgModelTargetFocusScope) searchForSuitable(TargetFocusScope.class)).setFocus(this);
-			AsyncUtils.sequence(TypeSpec.VOID).then(seq -> {
-				DebugModelConventions.findSuitable(DbgModelTargetFocusScope.class, this)
-						.handle(seq::next);
-			}, scope).then(seq -> {
-				scope.get().setFocus(this);
-			}).finish();
 		}
 	}
 
 	@Override
-	public void threadStateChanged(DbgState state, DbgReason reason) {
+	public void threadStateChangedSpecific(DbgState state, DbgReason reason) {
 		TargetExecutionState targetState = convertState(state);
 		String executionType = thread.getExecutingProcessorType().description;
 		changeAttributes(List.of(), List.of(), Map.of( //
@@ -137,6 +117,7 @@ public class DbgModelTargetThreadImpl extends DbgModelTargetObjectImpl
 			TargetEnvironment.ARCH_ATTRIBUTE_NAME, executionType //
 		), reason.desc());
 		setExecutionState(targetState, reason.desc());
+		registers.threadStateChangedSpecific(state, reason);
 	}
 
 	@Override
@@ -147,13 +128,13 @@ public class DbgModelTargetThreadImpl extends DbgModelTargetObjectImpl
 			case ADVANCE: // Why no exec-advance in GDB/MI?
 				return thread.console("advance");
 			default:
-				return thread.step(convertToDbg(kind));
+				return model.gateFuture(thread.step(convertToDbg(kind)));
 		}
 	}
 
 	@Override
 	public CompletableFuture<Void> step(Map<String, ?> args) {
-		return thread.step(args);
+		return model.gateFuture(thread.step(args));
 	}
 
 	@Override

Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/model/impl/DbgModelTargetTraceOrDumpConnectorImpl.java

@@ -27,11 +27,14 @@ import ghidra.dbg.target.TargetMethod.ParameterDescription;
 import ghidra.dbg.target.TargetMethod.TargetParameterMap;
 import ghidra.dbg.target.schema.*;
 
-@TargetObjectSchemaInfo(name = "TraceOrDumpConnector", elements = { //
+@TargetObjectSchemaInfo(
-	@TargetElementType(type = Void.class) //
+	name = "TraceOrDumpConnector",
-}, attributes = { //
+	elements = {
-	@TargetAttributeType(type = Void.class) //
+		@TargetElementType(type = Void.class)
-})
+	},
+	attributes = {
+		@TargetAttributeType(type = Void.class)
+	})
 public class DbgModelTargetTraceOrDumpConnectorImpl extends DbgModelTargetObjectImpl
 		implements DbgModelTargetConnector {
 
@@ -46,8 +49,7 @@ public class DbgModelTargetTraceOrDumpConnectorImpl extends DbgModelTargetObject
 		changeAttributes(List.of(), List.of(), Map.of( //
 			DISPLAY_ATTRIBUTE_NAME, getDisplay(), //
 			TargetMethod.PARAMETERS_ATTRIBUTE_NAME,
-			paramDescs = TargetParameterMap.copyOf(computeParameters()), //
+			paramDescs = TargetParameterMap.copyOf(computeParameters()) //
-			UPDATE_MODE_ATTRIBUTE_NAME, TargetUpdateMode.FIXED //
 		), "Initialized");
 	}
 

Ghidra/Debug/Debugger-agent-dbgeng/src/test/java/agent/dbgeng/model/AbstractDbgengModelHost.java

@@ -0,0 +1,27 @@
+/* ###
+ * 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.
+ */
+package agent.dbgeng.model;
+
+import java.util.Map;
+
+import ghidra.dbg.test.AbstractModelHost;
+
+public abstract class AbstractDbgengModelHost extends AbstractModelHost {
+	@Override
+	public Map<String, Object> getFactoryOptions() {
+		return Map.ofEntries();
+	}
+}

Ghidra/Debug/Debugger-agent-dbgeng/src/test/java/agent/dbgeng/model/AbstractModelForDbgengBreakpointsTest.java

@@ -0,0 +1,88 @@
+/* ###
+ * 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.
+ */
+package agent.dbgeng.model;
+
+import static org.junit.Assert.*;
+
+import java.util.List;
+
+import ghidra.dbg.target.*;
+import ghidra.dbg.target.TargetBreakpointSpec.TargetBreakpointKind;
+import ghidra.dbg.target.TargetBreakpointSpecContainer.TargetBreakpointKindSet;
+import ghidra.dbg.test.*;
+import ghidra.dbg.util.PathUtils;
+import ghidra.program.model.address.*;
+
+public abstract class AbstractModelForDbgengBreakpointsTest
+		extends AbstractDebuggerModelBreakpointsTest implements ProvidesTargetViaLaunchSpecimen {
+
+	@Override
+	public AbstractDebuggerModelTest getTest() {
+		return this;
+	}
+
+	@Override
+	protected List<String> seedPath() {
+		return List.of();
+	}
+
+	@Override
+	public DebuggerTestSpecimen getLaunchSpecimen() {
+		return WindowsSpecimen.PRINT;
+	}
+
+	@Override
+	public List<String> getExpectedBreakpointContainerPath(List<String> targetPath) {
+		return PathUtils.extend(targetPath, PathUtils.parse("Debug.Breakpoints"));
+	}
+
+	@Override
+	public TargetBreakpointKindSet getExpectedSupportedKinds() {
+		return TargetBreakpointKindSet.of( //
+			TargetBreakpointKind.SW_EXECUTE, //
+			TargetBreakpointKind.HW_EXECUTE, //
+			TargetBreakpointKind.READ, //
+			TargetBreakpointKind.WRITE); //
+	}
+
+	@Override
+	public AddressRange getSuitableRangeForBreakpoint(TargetObject target,
+			TargetBreakpointKind kind) throws Throwable {
+		TargetStackFrame frame = retry(() -> {
+			TargetStackFrame f = findAnyStackFrame(target.getPath());
+			assertNotNull(f);
+			return f;
+		}, List.of(AssertionError.class));
+		waitOn(frame.fetchAttributes());
+		Address pc = frame.getProgramCounter();
+		switch (kind) {
+			case SW_EXECUTE:
+			case HW_EXECUTE:
+				return new AddressRangeImpl(pc, pc);
+			case READ:
+			case WRITE:
+				return new AddressRangeImpl(pc, 4);
+			default:
+				throw new AssertionError();
+		}
+	}
+
+	@Override
+	protected TargetObject findProcessContainer() throws Throwable {
+		return m.findContainer(TargetProcess.class, PathUtils.parse("Sessions[0]"));
+	}
+
+}

Ghidra/Debug/Debugger-agent-dbgeng/src/test/java/agent/dbgeng/model/AbstractModelForDbgengFactoryTest.java

@@ -0,0 +1,28 @@
+/* ###
+ * 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.
+ */
+package agent.dbgeng.model;
+
+import java.util.Map;
+
+import ghidra.dbg.test.AbstractDebuggerModelFactoryTest;
+
+public abstract class AbstractModelForDbgengFactoryTest extends AbstractDebuggerModelFactoryTest {
+	@Override
+	protected Map<String, Object> getFailingFactoryOptions() {
+		// TODO: No options to test for IN-VM variant
+		return Map.ofEntries();
+	}
+}

Ghidra/Debug/Debugger-agent-dbgeng/src/test/java/agent/dbgeng/model/AbstractModelForDbgengFrameFocusTest.java

@@ -0,0 +1,54 @@
+/* ###
+ * 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.
+ */
+package agent.dbgeng.model;
+
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
+import java.util.*;
+
+import ghidra.dbg.target.*;
+import ghidra.dbg.test.AbstractDebuggerModelFocusTest;
+
+public abstract class AbstractModelForDbgengFrameFocusTest
+		extends AbstractDebuggerModelFocusTest {
+
+	protected DebuggerTestSpecimen getSpecimen() {
+		return WindowsSpecimen.STACK;
+	}
+
+	@Override
+	protected Set<TargetObject> getFocusableThings() throws Throwable {
+		DebuggerTestSpecimen specimen = getSpecimen();
+		TargetLauncher launcher = findLauncher(); // root launcher should generate new inferiors
+		waitOn(launcher.launch(specimen.getLauncherArgs()));
+
+		TargetProcess process = retry(() -> {
+			TargetProcess p = m.findAny(TargetProcess.class, seedPath());
+			assertNotNull(p);
+			return p;
+		}, List.of(AssertionError.class));
+
+		trapAt("expStack!break_here", process);
+
+		return retry(() -> {
+			Map<List<String>, TargetStackFrame> frames =
+				m.findAll(TargetStackFrame.class, seedPath());
+			assertTrue(frames.size() >= 3);
+			return Set.copyOf(frames.values());
+		}, List.of(AssertionError.class));
+	}
+}

Ghidra/Debug/Debugger-agent-dbgeng/src/test/java/agent/dbgeng/model/AbstractModelForDbgengInterpreterTest.java

@@ -0,0 +1,60 @@
+/* ###
+ * 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.
+ */
+package agent.dbgeng.model;
+
+import java.util.List;
+
+import ghidra.dbg.test.AbstractDebuggerModelInterpreterTest;
+import ghidra.dbg.util.PathUtils;
+
+public abstract class AbstractModelForDbgengInterpreterTest
+		extends AbstractDebuggerModelInterpreterTest {
+
+	@Override
+	protected List<String> seedPath() {
+		return PathUtils.parse("Sessions[0]");
+	}
+
+	@Override
+	public List<String> getExpectedInterpreterPath() {
+		return PathUtils.parse("Sessions[0]");
+	}
+
+	@Override
+	protected String getEchoCommand(String msg) {
+		return ".echo " + msg;
+	}
+
+	@Override
+	protected String getQuitCommand() {
+		return "q";
+	}
+
+	@Override
+	protected String getAttachCommand() {
+		return ".attach " + Long.toHexString(dummy.pid);
+	}
+
+	@Override
+	public DebuggerTestSpecimen getAttachSpecimen() {
+		return WindowsSpecimen.NOTEPAD;
+	}
+
+	@Override
+	public DebuggerTestSpecimen getLaunchSpecimen() {
+		return WindowsSpecimen.PRINT;
+	}
+}

Ghidra/Debug/Debugger-agent-dbgeng/src/test/java/agent/dbgeng/model/AbstractModelForDbgengProcessFocusTest.java

@@ -0,0 +1,52 @@
+/* ###
+ * 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.
+ */
+package agent.dbgeng.model;
+
+import static org.junit.Assert.assertEquals;
+
+import java.util.*;
+
+import ghidra.dbg.target.*;
+import ghidra.dbg.test.AbstractDebuggerModelFocusTest;
+import ghidra.dbg.util.PathUtils;
+
+public abstract class AbstractModelForDbgengProcessFocusTest
+		extends AbstractDebuggerModelFocusTest {
+
+	protected int getCount() {
+		return 3;
+	}
+
+	protected DebuggerTestSpecimen getSpecimen() {
+		return WindowsSpecimen.PRINT;
+	}
+
+	@Override
+	protected Set<TargetObject> getFocusableThings() throws Throwable {
+		DebuggerTestSpecimen specimen = getSpecimen();
+		TargetLauncher launcher = findLauncher();
+		int count = getCount();
+		for (int i = 0; i < count; i++) {
+			waitOn(launcher.launch(specimen.getLauncherArgs()));
+		}
+		return retry(() -> {
+			Map<List<String>, TargetProcess> found =
+				m.findAll(TargetProcess.class, PathUtils.parse("Sessions[0]"));
+			assertEquals(count, found.size());
+			return Set.copyOf(found.values());
+		}, List.of(AssertionError.class));
+	}
+}

Ghidra/Debug/Debugger-agent-dbgeng/src/test/java/agent/dbgeng/model/AbstractModelForDbgengRootAttacherTest.java

@@ -0,0 +1,75 @@
+/* ###
+ * 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.
+ */
+package agent.dbgeng.model;
+
+import static org.junit.Assert.*;
+
+import java.util.List;
+
+import agent.dbgeng.model.invm.InVmDbgengModelHost;
+import ghidra.dbg.target.*;
+import ghidra.dbg.target.TargetMethod.TargetParameterMap;
+import ghidra.dbg.test.AbstractDebuggerModelAttacherTest;
+import ghidra.dbg.util.PathUtils;
+
+public abstract class AbstractModelForDbgengRootAttacherTest
+		extends AbstractDebuggerModelAttacherTest {
+
+	public class InVmModelForDbgengRootAttacherTest extends AbstractModelForDbgengRootAttacherTest {
+		@Override
+		public ModelHost modelHost() throws Throwable {
+			return new InVmDbgengModelHost();
+		}
+	}
+
+	@Override
+	protected TargetObject findProcessContainer() throws Throwable {
+		return m.findContainer(TargetProcess.class, PathUtils.parse("Sessions[0]"));
+	}
+
+	@Override
+	public List<String> getExpectedAttachableContainerPath() {
+		return List.of("Available");
+	}
+
+	@Override
+	public List<String> getExpectedProcessesContainerPath() {
+		return PathUtils.parse("Sessions[0].Processes");
+	}
+
+	@Override
+	public List<String> getExpectedAttacherPath() {
+		return PathUtils.parse("");
+	}
+
+	@Override
+	public DebuggerTestSpecimen getAttachSpecimen() {
+		return WindowsSpecimen.NOTEPAD;
+	}
+
+	@Override
+	public TargetParameterMap getExpectedAttachParameters() {
+		return null; // TODO
+	}
+
+	@Override
+	public void assertEnvironment(TargetEnvironment environment) {
+		assertEquals("x86_64", environment.getArchitecture());
+		assertEquals("Windows", environment.getOperatingSystem());
+		assertEquals("little", environment.getEndian());
+		assertTrue(environment.getDebugger().toLowerCase().contains("dbgeng"));
+	}
+}

Ghidra/Debug/Debugger-agent-dbgeng/src/test/java/agent/dbgeng/model/AbstractModelForDbgengRootLauncherTest.java

@@ -0,0 +1,67 @@
+/* ###
+ * 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.
+ */
+package agent.dbgeng.model;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+import java.util.List;
+import java.util.Map;
+
+import ghidra.dbg.target.*;
+import ghidra.dbg.target.TargetMethod.ParameterDescription;
+import ghidra.dbg.target.TargetMethod.TargetParameterMap;
+import ghidra.dbg.test.AbstractDebuggerModelLauncherTest;
+import ghidra.dbg.util.PathUtils;
+
+public abstract class AbstractModelForDbgengRootLauncherTest
+		extends AbstractDebuggerModelLauncherTest {
+
+	@Override
+	protected TargetObject findProcessContainer() throws Throwable {
+		return m.findContainer(TargetProcess.class, PathUtils.parse("Sessions[0]"));
+	}
+
+	@Override
+	public List<String> getExpectedProcessesContainerPath() {
+		return PathUtils.parse("Sessions[0].Processes");
+	}
+
+	@Override
+	public List<String> getExpectedLauncherPath() {
+		return PathUtils.parse("");
+	}
+
+	@Override
+	public DebuggerTestSpecimen getLaunchSpecimen() {
+		return WindowsSpecimen.PRINT;
+	}
+
+	@Override
+	public TargetParameterMap getExpectedLauncherParameters() {
+		return TargetParameterMap.copyOf(Map.ofEntries(
+			Map.entry("args", ParameterDescription.create(String.class, "args", true, "",
+				"Command Line", "space-separated command-line arguments"))));
+	}
+
+	@Override
+	public void assertEnvironment(TargetEnvironment environment) {
+		assertEquals("x86_64", environment.getArchitecture());
+		assertEquals("Windows", environment.getOperatingSystem());
+		assertEquals("little", environment.getEndian());
+		assertTrue(environment.getDebugger().toLowerCase().contains("dbgeng"));
+	}
+}

Ghidra/Debug/Debugger-agent-dbgeng/src/test/java/agent/dbgeng/model/AbstractModelForDbgengScenarioCloneExitTest.java

@@ -0,0 +1,40 @@
+/* ###
+ * 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.
+ */
+package agent.dbgeng.model;
+
+import ghidra.dbg.target.TargetObject;
+import ghidra.dbg.target.TargetProcess;
+import ghidra.dbg.test.AbstractDebuggerModelScenarioCloneExitTest;
+import ghidra.dbg.util.PathUtils;
+
+public abstract class AbstractModelForDbgengScenarioCloneExitTest
+		extends AbstractDebuggerModelScenarioCloneExitTest {
+
+	@Override
+	protected TargetObject findProcessContainer() throws Throwable {
+		return m.findContainer(TargetProcess.class, PathUtils.parse("Sessions[0]"));
+	}
+
+	@Override
+	protected DebuggerTestSpecimen getSpecimen() {
+		return WindowsSpecimen.CREATE_THREAD_EXIT;
+	}
+
+	@Override
+	protected String getBreakpointExpression() {
+		return "expCreateThreadExit!work";
+	}
+}

Ghidra/Debug/Debugger-agent-dbgeng/src/test/java/agent/dbgeng/model/AbstractModelForDbgengScenarioForkExitTest.java

@@ -0,0 +1,55 @@
+/* ###
+ * 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.
+ */
+package agent.dbgeng.model;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+import ghidra.dbg.target.*;
+import ghidra.dbg.test.AbstractDebuggerModelScenarioForkExitTest;
+import ghidra.dbg.util.PathUtils;
+
+public abstract class AbstractModelForDbgengScenarioForkExitTest
+		extends AbstractDebuggerModelScenarioForkExitTest {
+
+	@Override
+	protected TargetObject findProcessContainer() throws Throwable {
+		return m.findContainer(TargetProcess.class, PathUtils.parse("Sessions[0]"));
+	}
+
+	@Override
+	protected DebuggerTestSpecimen getSpecimen() {
+		return WindowsSpecimen.CREATE_PROCESS;
+	}
+
+	@Override
+	protected String getParentBreakpointExpression() {
+		return "expCreateProcess!func";
+	}
+
+	@Override
+	protected String getChildBreakpointExpression() {
+		return "expCreateProcess!func";
+	}
+
+	@Override
+	public void assertEnvironment(TargetEnvironment environment) {
+		assertEquals("x86_64", environment.getArchitecture());
+		assertEquals("Windows", environment.getOperatingSystem());
+		assertEquals("little", environment.getEndian());
+		assertTrue(environment.getDebugger().toLowerCase().contains("dbgeng"));
+	}
+}

Ghidra/Debug/Debugger-agent-dbgeng/src/test/java/agent/dbgeng/model/AbstractModelForDbgengScenarioMemoryTest.java

@@ -0,0 +1,77 @@
+/* ###
+ * 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.
+ */
+package agent.dbgeng.model;
+
+import static org.junit.Assert.assertEquals;
+
+import java.util.List;
+import java.util.Objects;
+
+import agent.dbgeng.model.impl.DbgModelTargetProcessImpl;
+import ghidra.dbg.target.*;
+import ghidra.dbg.test.AbstractDebuggerModelScenarioMemoryTest;
+import ghidra.dbg.util.PathUtils;
+import ghidra.program.model.address.Address;
+
+public abstract class AbstractModelForDbgengScenarioMemoryTest
+		extends AbstractDebuggerModelScenarioMemoryTest {
+
+	@Override
+	protected TargetObject findProcessContainer() throws Throwable {
+		return m.findContainer(TargetProcess.class, PathUtils.parse("Sessions[0]"));
+	}
+
+	@Override
+	protected WindowsSpecimen getSpecimen() {
+		return WindowsSpecimen.PRINT;
+	}
+
+	protected String getSymbolName() {
+		return "overwrite";
+	}
+
+	@Override
+	protected Address getAddressToWrite(TargetProcess process) throws Throwable {
+		// It seems this is the only test case that exercises module symbols.
+		List<String> modulePath = PathUtils.extend(process.getPath(),
+			PathUtils.parse("Modules[" + getSpecimen().getBinModuleKey() + "]"));
+		TargetObject container =
+			Objects.requireNonNull(m.findContainer(TargetSymbol.class, modulePath));
+		TargetSymbol symbol =
+			waitOn(container.fetchElements()).get(getSymbolName()).as(TargetSymbol.class);
+		return symbol.getValue();
+	}
+
+	@Override
+	protected byte[] getBytesToWrite() {
+		return "Speak".getBytes();
+	}
+
+	@Override
+	protected byte[] getExpectedBytes() {
+		return "Speak, World!".getBytes();
+	}
+
+	@Override
+	protected void verifyExpectedEffect(TargetProcess process) throws Throwable {
+		// TODO: Should (optional) exitCode be standardized on all models?
+		retryVoid(() -> {
+			long status = process.getTypedAttributeNowByName(
+				DbgModelTargetProcessImpl.EXIT_CODE_ATTRIBUTE_NAME, Long.class, 0L);
+			assertEquals('S', status);
+		}, List.of(AssertionError.class));
+	}
+}