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@@ -0,0 +1,75 @@ +Classy! + +IDA script for keeping track of RE info related to C++ classes (specifically, + CodeWarrior PPC) and keeping things consistent throughout the database. + +That's what makes IDA better than objdump anyway, right? :p + +Started by Treeki: 16th October 2011 +Developed using Python 2.6 and IDA 6.1. + + + +Supported so far: +- Save and reset database +- Classes: + - Create a class using an IDA struct + - Base classes are handled using a struct field named _ + - Struct is automatically created if one is not chosen - if this is used, + Classy adds the _ field for you +- Virtual Tables: + - Set a VTable for a class. End is automatically detected + - If the auto detection fails (pure virtuals, for example) you can + manually override it +- CTors/DTors: + - Set a ctor and dtor for a class (TODO: Multiple ctors) + - Dtors automatically become virtual if a pointer to them is found in the + vtable, even if the dtor was registered before the vtable was set +- Methods: + - Register regular and virtual methods + - Mark virtual calls by highlighting the "lwz r12, ..." line, pressing + Shift+C and choosing a class + - Xrefs to each virtual method are shown at the top of the method body + - Set method arguments including pointers, arrays, refs and consts + - Arguments are automatically mangled so they are shown in IDA names + - Shift+V automatically detects whether a method is a new virtual one or + an override + - Overrides are shown at the top of the original method body + - Renames and argument list changes are propagated from original methods + to overrides (Though not vice versa yet) + +That's all for now, I think... + + + + +Current Todo: +- Only show classes that fit the criteria in the chooser for Shift+C +- Support PTMFs, too +- Automatically create virtual methods using the vtable. +- Named arguments to methods +- Return types for methods +- Const methods +- Improve vtable end detection heuristics +- Support pure virtuals. +- Handle IDA chooser history/defaults correctly everywhere +- Better keybindings +- Rename class menu item +- Netnodes +- Override dtors +- Sanity check to see if a virtual method might exist in a base class +- Confirm unlinking of methods +- Don't let you create more than one method with the same name +- choose_class differentiation between "no class" and Cancel +- Auto usage of struct if a named one exists +- Remove virtual xrefs + +Caveats: +- Multiple inheritance will not be supported in the near future. +- Probably won't work as well with non-CodeWarrior stuff. + +Notes: +- When autocreating virtual methods, start with the base class!! + Otherwise, you might end up defining an override as a virtual + method. And that would be bad. + |