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GP-6199 - Decompiler - Added an action to toggle the option to display type casts

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This commit is contained in:
dragonmacher
2025-12-12 12:13:01 -05:00
parent f2ee153135
commit 4938398af0
4 changed files with 97 additions and 8 deletions
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2
Ghidra/Features/Decompiler/src/main/java/ghidra/app/decompiler/DecompileOptions.java
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@@ -209,7 +209,7 @@ public class DecompileOptions {
private final static boolean CONVENTION_OPTIONDEFAULT = true; // Must match PrintC::resetDefaultsPrintC
private boolean conventionPrint;
private final static String NOCAST_OPTIONSTRING = "Display.Disable printing of type casts";
public final static String NOCAST_OPTIONSTRING = "Display.Disable printing of type casts";
private final static String NOCAST_OPTIONDESCRIPTION =
"If set, any C style type cast recovered by the decompiler will not be displayed. " +
"The resulting C syntax may not parse correctly.";

2
Ghidra/Features/Decompiler/src/main/java/ghidra/app/plugin/core/decompile/DecompilePlugin.java
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@@ -61,6 +61,8 @@ import ghidra.util.task.SwingUpdateManager;
//@formatter:on
public class DecompilePlugin extends Plugin {
public static final String OPTIONS_TITLE = "Decompiler";
private PrimaryDecompilerProvider connectedProvider;
private List<DecompilerProvider> disconnectedProviders;

14
Ghidra/Features/Decompiler/src/main/java/ghidra/app/plugin/core/decompile/DecompilerProvider.java
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@@ -60,8 +60,6 @@ public class DecompilerProvider extends NavigatableComponentProviderAdapter
implements OptionsChangeListener, DecompilerCallbackHandler, DecompilerHighlightService,
DecompilerMarginService {
private static final String OPTIONS_TITLE = "Decompiler";
private static final Icon REFRESH_ICON = Icons.REFRESH_ICON;
private static final Icon C_SOURCE_ICON = new GIcon("icon.decompiler.action.provider");
@@ -199,7 +197,7 @@ public class DecompilerProvider extends NavigatableComponentProviderAdapter
public void componentShown() {
if (program != null && currentLocation != null) {
ToolOptions fieldOptions = tool.getOptions(GhidraOptions.CATEGORY_BROWSER_FIELDS);
ToolOptions opt = tool.getOptions(OPTIONS_TITLE);
ToolOptions opt = tool.getOptions(DecompilePlugin.OPTIONS_TITLE);
decompilerOptions.grabFromToolAndProgram(fieldOptions, opt, program);
controller.setOptions(decompilerOptions);
@@ -313,7 +311,7 @@ public class DecompilerProvider extends NavigatableComponentProviderAdapter
return;
}
ToolOptions fieldOptions = tool.getOptions(GhidraOptions.CATEGORY_BROWSER_FIELDS);
ToolOptions opt = tool.getOptions(OPTIONS_TITLE);
ToolOptions opt = tool.getOptions(DecompilePlugin.OPTIONS_TITLE);
// Current values of toggle buttons
boolean decompilerEliminatesUnreachable = decompilerOptions.isEliminateUnreachable();
@@ -369,7 +367,7 @@ public class DecompilerProvider extends NavigatableComponentProviderAdapter
return;
}
if (options.getName().equals(OPTIONS_TITLE) ||
if (options.getName().equals(DecompilePlugin.OPTIONS_TITLE) ||
options.getName().equals(GhidraOptions.CATEGORY_BROWSER_FIELDS)) {
doRefresh(true);
}
@@ -420,7 +418,7 @@ public class DecompilerProvider extends NavigatableComponentProviderAdapter
if (program != null) {
program.addListener(programListener);
ToolOptions fieldOptions = tool.getOptions(GhidraOptions.CATEGORY_BROWSER_FIELDS);
ToolOptions opt = tool.getOptions(OPTIONS_TITLE);
ToolOptions opt = tool.getOptions(DecompilePlugin.OPTIONS_TITLE);
decompilerOptions.grabFromToolAndProgram(fieldOptions, opt, program);
}
@@ -767,7 +765,7 @@ public class DecompilerProvider extends NavigatableComponentProviderAdapter
private void initializeDecompilerOptions() {
ToolOptions fieldOptions = tool.getOptions(GhidraOptions.CATEGORY_BROWSER_FIELDS);
ToolOptions opt = tool.getOptions(OPTIONS_TITLE);
ToolOptions opt = tool.getOptions(DecompilePlugin.OPTIONS_TITLE);
HelpLocation helpLocation = new HelpLocation(HelpTopics.DECOMPILER, "GeneralOptions");
opt.setOptionsHelpLocation(helpLocation);
opt.getOptions("Analysis")
@@ -1129,6 +1127,7 @@ public class DecompilerProvider extends NavigatableComponentProviderAdapter
CloneDecompilerAction cloneDecompilerAction = new CloneDecompilerAction();
GoToNextBraceAction goToNextBraceAction = new GoToNextBraceAction();
GoToPreviousBraceAction goToPreviousBraceAction = new GoToPreviousBraceAction();
DisplayTypeCastsAction displayTypeCastsAction = new DisplayTypeCastsAction(plugin);
addLocalAction(refreshAction);
addLocalAction(displayUnreachableCodeToggle);
@@ -1178,6 +1177,7 @@ public class DecompilerProvider extends NavigatableComponentProviderAdapter
addLocalAction(renameLabelAction);
addLocalAction(removeLabelAction);
addLocalAction(debugFunctionAction);
addLocalAction(displayTypeCastsAction);
addLocalAction(convertAction);
addLocalAction(findAction);
addLocalAction(findReferencesAction);

87
Ghidra/Features/Decompiler/src/main/java/ghidra/app/plugin/core/decompile/DisplayTypeCastsAction.java Normal file
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@@ -0,0 +1,87 @@
/* ###
* 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 ghidra.app.plugin.core.decompile;
import docking.ActionContext;
import docking.action.*;
import ghidra.app.decompiler.DecompileOptions;
import ghidra.app.util.HelpTopics;
import ghidra.framework.options.OptionsChangeListener;
import ghidra.framework.options.ToolOptions;
import ghidra.framework.plugintool.PluginTool;
import ghidra.util.HelpLocation;
import ghidra.util.bean.opteditor.OptionsVetoException;
/**
* An action to update the Decompiler option for disabling the display of type casts.
*/
public class DisplayTypeCastsAction extends ToggleDockingAction {
private DecompilePlugin plugin;
private OptionsChangeListener listener = new DisplayTypeCastsOptionsListener();
protected DisplayTypeCastsAction(DecompilePlugin plugin) {
super("Disable Type Casts Display", plugin.getClass().getSimpleName());
this.plugin = plugin;
setHelpLocation(new HelpLocation(HelpTopics.DECOMPILER, "DisplayDisableCasts"));
setKeyBindingData(new KeyBindingData("BACK_SLASH"));
// the menu group 'wDebug' is just above 'Debug Function Decompilation'
setMenuBarData(new MenuData(new String[] { "Disable Type Casts" }, "wDebug"));
PluginTool tool = plugin.getTool();
ToolOptions options = tool.getOptions(DecompilePlugin.OPTIONS_TITLE);
boolean disableTypeCasts = options.getBoolean(DecompileOptions.NOCAST_OPTIONSTRING, false);
setEnabled(disableTypeCasts);
options.addOptionsChangeListener(listener);
}
@Override
public boolean isEnabledForContext(ActionContext context) {
return true;
}
@Override
public void actionPerformed(ActionContext context) {
PluginTool tool = plugin.getTool();
ToolOptions options = tool.getOptions(DecompilePlugin.OPTIONS_TITLE);
options.setBoolean(DecompileOptions.NOCAST_OPTIONSTRING, isSelected());
}
private class DisplayTypeCastsOptionsListener implements OptionsChangeListener {
@Override
public void optionsChanged(ToolOptions options, String optionName, Object oldValue,
Object newValue) throws OptionsVetoException {
if (DecompileOptions.NOCAST_OPTIONSTRING.equals(optionName)) {
Boolean optionSelected = (Boolean) newValue;
if (isSelected() != optionSelected) {
setSelected(optionSelected);
}
}
}
}
@Override
public void dispose() {
PluginTool tool = plugin.getTool();
ToolOptions options = tool.getOptions(DecompilePlugin.OPTIONS_TITLE);
options.removeOptionsChangeListener(listener);
}
}