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Fixed renaming global through offcut reference

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This commit is contained in:
Andrew Strelsky
2023-01-02 09:17:36 -05:00
committed by caheckman
parent e355d86144
commit 01f5972757
1 changed files with 8 additions and 3 deletions
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7
Ghidra/Features/Decompiler/src/main/java/ghidra/app/plugin/core/decompile/actions/RenameGlobalAction.java
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@@ -73,6 +73,7 @@ public class RenameGlobalAction extends AbstractDecompilerAction {
final ClangToken tokenAtCursor = context.getTokenAtCursor(); final ClangToken tokenAtCursor = context.getTokenAtCursor();
HighSymbol highSymbol = tokenAtCursor.getHighSymbol(context.getHighFunction()); HighSymbol highSymbol = tokenAtCursor.getHighSymbol(context.getHighFunction());
Symbol symbol = null; Symbol symbol = null;
AddEditDialog dialog = new AddEditDialog("Rename Global", context.getTool());
if (highSymbol instanceof HighCodeSymbol) { if (highSymbol instanceof HighCodeSymbol) {
symbol = ((HighCodeSymbol) highSymbol).getCodeSymbol(); symbol = ((HighCodeSymbol) highSymbol).getCodeSymbol();
if (symbol == null) { if (symbol == null) {
@@ -80,6 +81,11 @@ public class RenameGlobalAction extends AbstractDecompilerAction {
Address addr = ((HighCodeSymbol) highSymbol).getStorage().getMinAddress(); Address addr = ((HighCodeSymbol) highSymbol).getStorage().getMinAddress();
SymbolTable symbolTable = context.getProgram().getSymbolTable(); SymbolTable symbolTable = context.getProgram().getSymbolTable();
symbol = symbolTable.getPrimarySymbol(addr); symbol = symbolTable.getPrimarySymbol(addr);
if (symbol == null) {
// there may be no default primary symbol when it is an offcut reference
dialog.addLabel(addr, context.getProgram());
return;
}
} }
} }
if (symbol == null) { if (symbol == null) {
@@ -87,7 +93,6 @@ public class RenameGlobalAction extends AbstractDecompilerAction {
"Memory storage not found for global variable"); "Memory storage not found for global variable");
return; return;
} }
AddEditDialog dialog = new AddEditDialog("Rename Global", context.getTool());
dialog.editLabel(symbol, context.getProgram()); dialog.editLabel(symbol, context.getProgram());
} }
} }