diff options
Diffstat (limited to 'lldb/bindings/python/python-wrapper.swig')
| -rw-r--r-- | lldb/bindings/python/python-wrapper.swig | 1067 |
1 files changed, 1067 insertions, 0 deletions
diff --git a/lldb/bindings/python/python-wrapper.swig b/lldb/bindings/python/python-wrapper.swig new file mode 100644 index 000000000000..f9e89373fe25 --- /dev/null +++ b/lldb/bindings/python/python-wrapper.swig @@ -0,0 +1,1067 @@ +%header %{ + +template <typename T> +PyObject * +SBTypeToSWIGWrapper (T* item); + +class PyErr_Cleaner +{ +public: + PyErr_Cleaner(bool print=false) : + m_print(print) + { + } + + ~PyErr_Cleaner() + { + if (PyErr_Occurred()) + { + if(m_print && !PyErr_ExceptionMatches(PyExc_SystemExit)) + PyErr_Print(); + PyErr_Clear(); + } + } + +private: + bool m_print; +}; + +%} + +%wrapper %{ + +// resolve a dotted Python name in the form +// foo.bar.baz.Foobar to an actual Python object +// if pmodule is NULL, the __main__ module will be used +// as the starting point for the search + + +// This function is called by lldb_private::ScriptInterpreterPython::BreakpointCallbackFunction(...) +// and is used when a script command is attached to a breakpoint for execution. + +SWIGEXPORT llvm::Expected<bool> +LLDBSwigPythonBreakpointCallbackFunction +( + const char *python_function_name, + const char *session_dictionary_name, + const lldb::StackFrameSP& frame_sp, + const lldb::BreakpointLocationSP& bp_loc_sp, + lldb_private::StructuredDataImpl *args_impl +) +{ + using namespace llvm; + + lldb::SBFrame sb_frame (frame_sp); + lldb::SBBreakpointLocation sb_bp_loc(bp_loc_sp); + + PyErr_Cleaner py_err_cleaner(true); + auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name); + auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_function_name, dict); + + unsigned max_positional_args; + if (auto arg_info = pfunc.GetArgInfo()) + max_positional_args = arg_info.get().max_positional_args; + else + return arg_info.takeError(); + + PythonObject frame_arg(PyRefType::Owned, SBTypeToSWIGWrapper(sb_frame)); + PythonObject bp_loc_arg(PyRefType::Owned, SBTypeToSWIGWrapper(sb_bp_loc)); + + auto result = [&] () -> Expected<PythonObject> { + // If the called function doesn't take extra_args, drop them here: + if (max_positional_args < 4) { + return pfunc.Call(frame_arg, bp_loc_arg, dict); + } else { + lldb::SBStructuredData *args_value = new lldb::SBStructuredData(args_impl); + PythonObject args_arg(PyRefType::Owned, SBTypeToSWIGWrapper(args_value)); + return pfunc.Call(frame_arg, bp_loc_arg, args_arg, dict); + } + } (); + + if (!result) + return result.takeError(); + + // Only False counts as false! + return result.get().get() != Py_False; +} + +// This function is called by lldb_private::ScriptInterpreterPython::WatchpointCallbackFunction(...) +// and is used when a script command is attached to a watchpoint for execution. + +SWIGEXPORT bool +LLDBSwigPythonWatchpointCallbackFunction +( + const char *python_function_name, + const char *session_dictionary_name, + const lldb::StackFrameSP& frame_sp, + const lldb::WatchpointSP& wp_sp +) +{ + lldb::SBFrame sb_frame (frame_sp); + lldb::SBWatchpoint sb_wp(wp_sp); + + bool stop_at_watchpoint = true; + + PyErr_Cleaner py_err_cleaner(true); + + auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name); + auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_function_name, dict); + + if (!pfunc.IsAllocated()) + return stop_at_watchpoint; + + PythonObject frame_arg(PyRefType::Owned, SBTypeToSWIGWrapper(sb_frame)); + PythonObject wp_arg(PyRefType::Owned, SBTypeToSWIGWrapper(sb_wp)); + PythonObject result = pfunc(frame_arg, wp_arg, dict); + + if (result.get() == Py_False) + stop_at_watchpoint = false; + + return stop_at_watchpoint; +} + +SWIGEXPORT bool +LLDBSwigPythonCallTypeScript +( + const char *python_function_name, + const void *session_dictionary, + const lldb::ValueObjectSP& valobj_sp, + void** pyfunct_wrapper, + const lldb::TypeSummaryOptionsSP& options_sp, + std::string& retval +) +{ + lldb::SBValue sb_value (valobj_sp); + lldb::SBTypeSummaryOptions sb_options(options_sp.get()); + + retval.clear(); + + if (!python_function_name || !session_dictionary) + return false; + + PyObject *pfunc_impl = nullptr; + + if (pyfunct_wrapper && *pyfunct_wrapper && PyFunction_Check (*pyfunct_wrapper)) + { + pfunc_impl = (PyObject*)(*pyfunct_wrapper); + if (pfunc_impl->ob_refcnt == 1) + { + Py_XDECREF(pfunc_impl); + pfunc_impl = NULL; + } + } + + PyObject *py_dict = (PyObject*)session_dictionary; + if (!PythonDictionary::Check(py_dict)) + return true; + + PythonDictionary dict(PyRefType::Borrowed, py_dict); + + PyErr_Cleaner pyerr_cleanup(true); // show Python errors + + PythonCallable pfunc(PyRefType::Borrowed, pfunc_impl); + + if (!pfunc.IsAllocated()) + { + pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_function_name, dict); + if (!pfunc.IsAllocated()) + return false; + + if (pyfunct_wrapper) + { + *pyfunct_wrapper = pfunc.get(); + Py_XINCREF(pfunc.get()); + } + } + + PythonObject result; + auto argc = pfunc.GetArgInfo(); + if (!argc) { + llvm::consumeError(argc.takeError()); + return false; + } + + PythonObject value_arg(PyRefType::Owned, SBTypeToSWIGWrapper(sb_value)); + PythonObject options_arg(PyRefType::Owned, SBTypeToSWIGWrapper(sb_options)); + + if (argc.get().max_positional_args < 3) + result = pfunc(value_arg,dict); + else + result = pfunc(value_arg,dict,options_arg); + + retval = result.Str().GetString().str(); + + return true; +} + +SWIGEXPORT void* +LLDBSwigPythonCreateSyntheticProvider +( + const char *python_class_name, + const char *session_dictionary_name, + const lldb::ValueObjectSP& valobj_sp +) +{ + if (python_class_name == NULL || python_class_name[0] == '\0' || !session_dictionary_name) + Py_RETURN_NONE; + + PyErr_Cleaner py_err_cleaner(true); + + auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name); + auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_class_name,dict); + + if (!pfunc.IsAllocated()) + Py_RETURN_NONE; + + // I do not want the SBValue to be deallocated when going out of scope because python + // has ownership of it and will manage memory for this object by itself + lldb::SBValue *sb_value = new lldb::SBValue(valobj_sp); + sb_value->SetPreferSyntheticValue(false); + + PythonObject val_arg(PyRefType::Owned, SBTypeToSWIGWrapper(sb_value)); + if (!val_arg.IsAllocated()) + Py_RETURN_NONE; + + PythonObject result = pfunc(val_arg, dict); + + if (result.IsAllocated()) + return result.release(); + + Py_RETURN_NONE; +} + +SWIGEXPORT void* +LLDBSwigPythonCreateCommandObject +( + const char *python_class_name, + const char *session_dictionary_name, + const lldb::DebuggerSP debugger_sp +) +{ + if (python_class_name == NULL || python_class_name[0] == '\0' || !session_dictionary_name) + Py_RETURN_NONE; + + PyErr_Cleaner py_err_cleaner(true); + auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name); + auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_class_name, dict); + + if (!pfunc.IsAllocated()) + return nullptr; + + lldb::SBDebugger debugger_sb(debugger_sp); + PythonObject debugger_arg(PyRefType::Owned, SBTypeToSWIGWrapper(debugger_sb)); + PythonObject result = pfunc(debugger_arg, dict); + + if (result.IsAllocated()) + return result.release(); + + Py_RETURN_NONE; +} + +SWIGEXPORT void* +LLDBSwigPythonCreateScriptedThreadPlan +( + const char *python_class_name, + const char *session_dictionary_name, + lldb_private::StructuredDataImpl *args_impl, + std::string &error_string, + const lldb::ThreadPlanSP& thread_plan_sp +) +{ + if (python_class_name == NULL || python_class_name[0] == '\0' || !session_dictionary_name) + Py_RETURN_NONE; + + // I do not want the SBThreadPlan to be deallocated when going out of scope because python + // has ownership of it and will manage memory for this object by itself + lldb::SBThreadPlan *tp_value = new lldb::SBThreadPlan(thread_plan_sp); + + PyErr_Cleaner py_err_cleaner(true); + + auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name); + auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_class_name, dict); + + if (!pfunc.IsAllocated()) { + error_string.append("could not find script class: "); + error_string.append(python_class_name); + return nullptr; + } + + PythonObject tp_arg(PyRefType::Owned, SBTypeToSWIGWrapper(tp_value)); + + if (!tp_arg.IsAllocated()) + Py_RETURN_NONE; + + llvm::Expected<PythonCallable::ArgInfo> arg_info = pfunc.GetArgInfo(); + if (!arg_info) { + llvm::handleAllErrors( + arg_info.takeError(), + [&](PythonException &E) { + error_string.append(E.ReadBacktrace()); + }, + [&](const llvm::ErrorInfoBase &E) { + error_string.append(E.message()); + }); + Py_RETURN_NONE; + } + + PythonObject result = {}; + if (arg_info.get().max_positional_args == 2) { + if (args_impl != nullptr) { + error_string.assign("args passed, but __init__ does not take an args dictionary"); + Py_RETURN_NONE; + } + result = pfunc(tp_arg, dict); + } else if (arg_info.get().max_positional_args >= 3) { + lldb::SBStructuredData *args_value = new lldb::SBStructuredData(args_impl); + PythonObject args_arg(PyRefType::Owned, SBTypeToSWIGWrapper(args_value)); + result = pfunc(tp_arg, args_arg, dict); + } else { + error_string.assign("wrong number of arguments in __init__, should be 2 or 3 (not including self)"); + Py_RETURN_NONE; + } + + // FIXME: At this point we should check that the class we found supports all the methods + // that we need. + + if (result.IsAllocated()) + return result.release(); + Py_RETURN_NONE; +} + +SWIGEXPORT bool +LLDBSWIGPythonCallThreadPlan +( + void *implementor, + const char *method_name, + lldb_private::Event *event, + bool &got_error +) +{ + got_error = false; + + PyErr_Cleaner py_err_cleaner(false); + PythonObject self(PyRefType::Borrowed, static_cast<PyObject*>(implementor)); + auto pfunc = self.ResolveName<PythonCallable>(method_name); + + if (!pfunc.IsAllocated()) + return false; + + PythonObject result; + if (event != nullptr) + { + lldb::SBEvent sb_event(event); + PythonObject event_arg(PyRefType::Owned, SBTypeToSWIGWrapper(sb_event)); + result = pfunc(event_arg); + } + else + result = pfunc(); + + if (PyErr_Occurred()) + { + got_error = true; + printf ("Return value was neither false nor true for call to %s.\n", method_name); + PyErr_Print(); + return false; + } + + if (result.get() == Py_True) + return true; + else if (result.get() == Py_False) + return false; + + // Somebody returned the wrong thing... + got_error = true; + printf ("Wrong return value type for call to %s.\n", method_name); + return false; +} + +SWIGEXPORT void * +LLDBSwigPythonCreateScriptedBreakpointResolver +( + const char *python_class_name, + const char *session_dictionary_name, + lldb_private::StructuredDataImpl *args_impl, + lldb::BreakpointSP &breakpoint_sp +) +{ + if (python_class_name == NULL || python_class_name[0] == '\0' || !session_dictionary_name) + Py_RETURN_NONE; + + PyErr_Cleaner py_err_cleaner(true); + + auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name); + auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_class_name, dict); + + if (!pfunc.IsAllocated()) + return nullptr; + + lldb::SBBreakpoint *bkpt_value = new lldb::SBBreakpoint(breakpoint_sp); + + PythonObject bkpt_arg(PyRefType::Owned, SBTypeToSWIGWrapper(bkpt_value)); + + lldb::SBStructuredData *args_value = new lldb::SBStructuredData(args_impl); + PythonObject args_arg(PyRefType::Owned, SBTypeToSWIGWrapper(args_value)); + + PythonObject result = pfunc(bkpt_arg, args_arg, dict); + // FIXME: At this point we should check that the class we found supports all the methods + // that we need. + + if (result.IsAllocated()) + { + // Check that __callback__ is defined: + auto callback_func = result.ResolveName<PythonCallable>("__callback__"); + if (callback_func.IsAllocated()) + return result.release(); + else + result.release(); + } + Py_RETURN_NONE; +} + +SWIGEXPORT unsigned int +LLDBSwigPythonCallBreakpointResolver +( + void *implementor, + const char *method_name, + lldb_private::SymbolContext *sym_ctx +) +{ + PyErr_Cleaner py_err_cleaner(false); + PythonObject self(PyRefType::Borrowed, static_cast<PyObject*>(implementor)); + auto pfunc = self.ResolveName<PythonCallable>(method_name); + + if (!pfunc.IsAllocated()) + return 0; + + PythonObject result; + if (sym_ctx != nullptr) { + lldb::SBSymbolContext sb_sym_ctx(sym_ctx); + PythonObject sym_ctx_arg(PyRefType::Owned, SBTypeToSWIGWrapper(sb_sym_ctx)); + result = pfunc(sym_ctx_arg); + } else + result = pfunc(); + + if (PyErr_Occurred()) + { + PyErr_Print(); + PyErr_Clear(); + return 0; + } + + // The callback will return a bool, but we're need to also return ints + // so we're squirrelling the bool through as an int... And if you return + // nothing, we'll continue. + if (strcmp(method_name, "__callback__") == 0) { + if (result.get() == Py_False) + return 0; + else + return 1; + } + + long long ret_val = unwrapOrSetPythonException(As<long long>(result)); + + if (PyErr_Occurred()) { + PyErr_Print(); + PyErr_Clear(); + return 0; + } + + return ret_val; +} + +// wrapper that calls an optional instance member of an object taking no arguments +static PyObject* +LLDBSwigPython_CallOptionalMember +( + PyObject* implementor, + char* callee_name, + PyObject* ret_if_not_found = Py_None, + bool* was_found = NULL +) +{ + PyErr_Cleaner py_err_cleaner(false); + + PythonObject self(PyRefType::Borrowed, static_cast<PyObject*>(implementor)); + auto pfunc = self.ResolveName<PythonCallable>(callee_name); + + if (!pfunc.IsAllocated()) + { + if (was_found) + *was_found = false; + Py_XINCREF(ret_if_not_found); + return ret_if_not_found; + } + + if (was_found) + *was_found = true; + + PythonObject result = pfunc(); + return result.release(); +} + +SWIGEXPORT size_t +LLDBSwigPython_CalculateNumChildren +( + PyObject *implementor, + uint32_t max +) +{ + PythonObject self(PyRefType::Borrowed, implementor); + auto pfunc = self.ResolveName<PythonCallable>("num_children"); + + if (!pfunc.IsAllocated()) + return 0; + + auto arg_info = pfunc.GetArgInfo(); + if (!arg_info) { + llvm::consumeError(arg_info.takeError()); + return 0; + } + + size_t ret_val; + if (arg_info.get().max_positional_args < 1) + ret_val = unwrapOrSetPythonException(As<long long>(pfunc.Call())); + else + ret_val = unwrapOrSetPythonException(As<long long>(pfunc.Call(PythonInteger(max)))); + + if (PyErr_Occurred()) + { + PyErr_Print(); + PyErr_Clear(); + return 0; + } + + if (arg_info.get().max_positional_args < 1) + ret_val = std::min(ret_val, static_cast<size_t>(max)); + + return ret_val; +} + +SWIGEXPORT PyObject* +LLDBSwigPython_GetChildAtIndex +( + PyObject *implementor, + uint32_t idx +) +{ + PyErr_Cleaner py_err_cleaner(true); + + PythonObject self(PyRefType::Borrowed, implementor); + auto pfunc = self.ResolveName<PythonCallable>("get_child_at_index"); + + if (!pfunc.IsAllocated()) + return nullptr; + + PythonObject result = pfunc(PythonInteger(idx)); + + if (!result.IsAllocated()) + return nullptr; + + lldb::SBValue* sbvalue_ptr = nullptr; + if (SWIG_ConvertPtr(result.get(), (void**)&sbvalue_ptr, SWIGTYPE_p_lldb__SBValue, 0) == -1) + return nullptr; + + if (sbvalue_ptr == nullptr) + return nullptr; + + return result.release(); +} + +SWIGEXPORT int +LLDBSwigPython_GetIndexOfChildWithName +( + PyObject *implementor, + const char* child_name +) +{ + PyErr_Cleaner py_err_cleaner(true); + + PythonObject self(PyRefType::Borrowed, implementor); + auto pfunc = self.ResolveName<PythonCallable>("get_child_index"); + + if (!pfunc.IsAllocated()) + return UINT32_MAX; + + llvm::Expected<PythonObject> result = pfunc.Call(PythonString(child_name)); + + long long retval = unwrapOrSetPythonException(As<long long>(std::move(result))); + + if (PyErr_Occurred()) { + PyErr_Clear(); // FIXME print this? do something else + return UINT32_MAX; + } + + if (retval >= 0) + return (uint32_t)retval; + + return UINT32_MAX; +} + +SWIGEXPORT bool +LLDBSwigPython_UpdateSynthProviderInstance +( + PyObject *implementor +) +{ + bool ret_val = false; + + static char callee_name[] = "update"; + + PyObject* py_return = LLDBSwigPython_CallOptionalMember(implementor,callee_name); + + if (py_return == Py_True) + ret_val = true; + + Py_XDECREF(py_return); + + return ret_val; +} + +SWIGEXPORT bool +LLDBSwigPython_MightHaveChildrenSynthProviderInstance +( + PyObject *implementor +) +{ + bool ret_val = false; + + static char callee_name[] = "has_children"; + + PyObject* py_return = LLDBSwigPython_CallOptionalMember(implementor,callee_name, Py_True); + + if (py_return == Py_True) + ret_val = true; + + Py_XDECREF(py_return); + + return ret_val; +} + +SWIGEXPORT PyObject* +LLDBSwigPython_GetValueSynthProviderInstance +( + PyObject *implementor +) +{ + PyObject* ret_val = nullptr; + + static char callee_name[] = "get_value"; + + PyObject* py_return = LLDBSwigPython_CallOptionalMember(implementor,callee_name, Py_None); + + if (py_return == Py_None || py_return == nullptr) + ret_val = nullptr; + + lldb::SBValue* sbvalue_ptr = NULL; + + if (SWIG_ConvertPtr(py_return, (void**)&sbvalue_ptr, SWIGTYPE_p_lldb__SBValue, 0) == -1) + ret_val = nullptr; + else if (sbvalue_ptr == NULL) + ret_val = nullptr; + else + ret_val = py_return; + + Py_XDECREF(py_return); + return ret_val; +} + +SWIGEXPORT void* +LLDBSWIGPython_CastPyObjectToSBValue +( + PyObject* data +) +{ + lldb::SBValue* sb_ptr = NULL; + + int valid_cast = SWIG_ConvertPtr(data, (void**)&sb_ptr, SWIGTYPE_p_lldb__SBValue, 0); + + if (valid_cast == -1) + return NULL; + + return sb_ptr; +} + +SWIGEXPORT bool +LLDBSwigPythonCallCommand +( + const char *python_function_name, + const char *session_dictionary_name, + lldb::DebuggerSP& debugger, + const char* args, + lldb_private::CommandReturnObject& cmd_retobj, + lldb::ExecutionContextRefSP exe_ctx_ref_sp +) +{ + lldb::SBCommandReturnObject cmd_retobj_sb(cmd_retobj); + lldb::SBDebugger debugger_sb(debugger); + lldb::SBExecutionContext exe_ctx_sb(exe_ctx_ref_sp); + + PyErr_Cleaner py_err_cleaner(true); + auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name); + auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_function_name, dict); + + if (!pfunc.IsAllocated()) + return false; + + // pass the pointer-to cmd_retobj_sb or watch the underlying object disappear from under you + // see comment above for SBCommandReturnObjectReleaser for further details + auto argc = pfunc.GetArgInfo(); + if (!argc) { + llvm::consumeError(argc.takeError()); + return false; + } + PythonObject debugger_arg(PyRefType::Owned, SBTypeToSWIGWrapper(debugger_sb)); + PythonObject exe_ctx_arg(PyRefType::Owned, SBTypeToSWIGWrapper(exe_ctx_sb)); + PythonObject cmd_retobj_arg(PyRefType::Owned, SBTypeToSWIGWrapper(&cmd_retobj_sb)); + + if (argc.get().max_positional_args < 5u) + pfunc(debugger_arg, PythonString(args), cmd_retobj_arg, dict); + else + pfunc(debugger_arg, PythonString(args), exe_ctx_arg, cmd_retobj_arg, dict); + + return true; +} + +SWIGEXPORT bool +LLDBSwigPythonCallCommandObject +( + PyObject *implementor, + lldb::DebuggerSP& debugger, + const char* args, + lldb_private::CommandReturnObject& cmd_retobj, + lldb::ExecutionContextRefSP exe_ctx_ref_sp +) +{ + lldb::SBCommandReturnObject cmd_retobj_sb(cmd_retobj); + lldb::SBDebugger debugger_sb(debugger); + lldb::SBExecutionContext exe_ctx_sb(exe_ctx_ref_sp); + + PyErr_Cleaner py_err_cleaner(true); + + PythonObject self(PyRefType::Borrowed, implementor); + auto pfunc = self.ResolveName<PythonCallable>("__call__"); + + if (!pfunc.IsAllocated()) + return false; + + // pass the pointer-to cmd_retobj_sb or watch the underlying object disappear from under you + // see comment above for SBCommandReturnObjectReleaser for further details + PythonObject debugger_arg(PyRefType::Owned, SBTypeToSWIGWrapper(debugger_sb)); + PythonObject exe_ctx_arg(PyRefType::Owned, SBTypeToSWIGWrapper(exe_ctx_sb)); + PythonObject cmd_retobj_arg(PyRefType::Owned, SBTypeToSWIGWrapper(&cmd_retobj_sb)); + + pfunc(debugger_arg, PythonString(args), exe_ctx_arg, cmd_retobj_arg); + + return true; +} + +SWIGEXPORT void* +LLDBSWIGPythonCreateOSPlugin +( + const char *python_class_name, + const char *session_dictionary_name, + const lldb::ProcessSP& process_sp +) +{ + if (python_class_name == NULL || python_class_name[0] == '\0' || !session_dictionary_name) + Py_RETURN_NONE; + + PyErr_Cleaner py_err_cleaner(true); + + auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name); + auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_class_name, dict); + + if (!pfunc.IsAllocated()) + Py_RETURN_NONE; + + // I do not want the SBProcess to be deallocated when going out of scope because python + // has ownership of it and will manage memory for this object by itself + lldb::SBProcess *process_sb = new lldb::SBProcess(process_sp); + PythonObject process_arg(PyRefType::Owned, SBTypeToSWIGWrapper(process_sb)); + if (!process_arg.IsAllocated()) + Py_RETURN_NONE; + + auto result = pfunc(process_arg); + + if (result.IsAllocated()) + return result.release(); + + Py_RETURN_NONE; +} + +SWIGEXPORT void* +LLDBSWIGPython_CreateFrameRecognizer +( + const char *python_class_name, + const char *session_dictionary_name +) +{ + if (python_class_name == NULL || python_class_name[0] == '\0' || !session_dictionary_name) + Py_RETURN_NONE; + + PyErr_Cleaner py_err_cleaner(true); + + auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name); + auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_class_name, dict); + + if (!pfunc.IsAllocated()) + Py_RETURN_NONE; + + auto result = pfunc(); + + if (result.IsAllocated()) + return result.release(); + + Py_RETURN_NONE; +} + +SWIGEXPORT PyObject* +LLDBSwigPython_GetRecognizedArguments +( + PyObject *implementor, + const lldb::StackFrameSP& frame_sp +) +{ + static char callee_name[] = "get_recognized_arguments"; + + lldb::SBFrame frame_sb(frame_sp); + PyObject *arg = SBTypeToSWIGWrapper(frame_sb); + + PythonString str(callee_name); + PyObject* result = PyObject_CallMethodObjArgs(implementor, str.get(), arg, + NULL); + return result; +} + +SWIGEXPORT void* +LLDBSWIGPython_GetDynamicSetting (void* module, const char* setting, const lldb::TargetSP& target_sp) +{ + if (!module || !setting) + Py_RETURN_NONE; + + PyErr_Cleaner py_err_cleaner(true); + PythonObject py_module(PyRefType::Borrowed, (PyObject *)module); + auto pfunc = py_module.ResolveName<PythonCallable>("get_dynamic_setting"); + + if (!pfunc.IsAllocated()) + Py_RETURN_NONE; + + lldb::SBTarget target_sb(target_sp); + PythonObject target_arg(PyRefType::Owned, SBTypeToSWIGWrapper(target_sb)); + auto result = pfunc(target_arg, PythonString(setting)); + + return result.release(); +} + +SWIGEXPORT bool +LLDBSWIGPythonRunScriptKeywordProcess +(const char* python_function_name, +const char* session_dictionary_name, +lldb::ProcessSP& process, +std::string& output) + +{ + if (python_function_name == NULL || python_function_name[0] == '\0' || !session_dictionary_name) + return false; + + PyErr_Cleaner py_err_cleaner(true); + + auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name); + auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_function_name, dict); + + if (!pfunc.IsAllocated()) + return false; + + lldb::SBProcess process_sb(process); + PythonObject process_arg(PyRefType::Owned, SBTypeToSWIGWrapper(process_sb)); + auto result = pfunc(process_arg, dict); + + output = result.Str().GetString().str(); + + return true; +} + +SWIGEXPORT bool +LLDBSWIGPythonRunScriptKeywordThread +(const char* python_function_name, +const char* session_dictionary_name, +lldb::ThreadSP& thread, +std::string& output) + +{ + if (python_function_name == NULL || python_function_name[0] == '\0' || !session_dictionary_name) + return false; + + PyErr_Cleaner py_err_cleaner(true); + + auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name); + auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_function_name, dict); + + if (!pfunc.IsAllocated()) + return false; + + lldb::SBThread thread_sb(thread); + PythonObject thread_arg(PyRefType::Owned, SBTypeToSWIGWrapper(thread_sb)); + auto result = pfunc(thread_arg, dict); + + output = result.Str().GetString().str(); + + return true; +} + +SWIGEXPORT bool +LLDBSWIGPythonRunScriptKeywordTarget +(const char* python_function_name, +const char* session_dictionary_name, +lldb::TargetSP& target, +std::string& output) + +{ + if (python_function_name == NULL || python_function_name[0] == '\0' || !session_dictionary_name) + return false; + + PyErr_Cleaner py_err_cleaner(true); + + auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name); + auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_function_name,dict); + + if (!pfunc.IsAllocated()) + return false; + + lldb::SBTarget target_sb(target); + PythonObject target_arg(PyRefType::Owned, SBTypeToSWIGWrapper(target_sb)); + auto result = pfunc(target_arg, dict); + + output = result.Str().GetString().str(); + + return true; +} + +SWIGEXPORT bool +LLDBSWIGPythonRunScriptKeywordFrame +(const char* python_function_name, +const char* session_dictionary_name, +lldb::StackFrameSP& frame, +std::string& output) + +{ + if (python_function_name == NULL || python_function_name[0] == '\0' || !session_dictionary_name) + return false; + + PyErr_Cleaner py_err_cleaner(true); + + auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name); + auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_function_name,dict); + + if (!pfunc.IsAllocated()) + return false; + + lldb::SBFrame frame_sb(frame); + PythonObject frame_arg(PyRefType::Owned, SBTypeToSWIGWrapper(frame_sb)); + auto result = pfunc(frame_arg, dict); + + output = result.Str().GetString().str(); + + return true; +} + +SWIGEXPORT bool +LLDBSWIGPythonRunScriptKeywordValue +(const char* python_function_name, +const char* session_dictionary_name, +lldb::ValueObjectSP& value, +std::string& output) + +{ + if (python_function_name == NULL || python_function_name[0] == '\0' || !session_dictionary_name) + return false; + + PyErr_Cleaner py_err_cleaner(true); + + auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name); + auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_function_name, dict); + + if (!pfunc.IsAllocated()) + return false; + + lldb::SBValue value_sb(value); + PythonObject value_arg(PyRefType::Owned, SBTypeToSWIGWrapper(value_sb)); + auto result = pfunc(value_arg, dict); + + output = result.Str().GetString().str(); + + return true; +} + +SWIGEXPORT bool +LLDBSwigPythonCallModuleInit +( + const char *python_module_name, + const char *session_dictionary_name, + lldb::DebuggerSP& debugger +) +{ + std::string python_function_name_string = python_module_name; + python_function_name_string += ".__lldb_init_module"; + const char* python_function_name = python_function_name_string.c_str(); + + PyErr_Cleaner py_err_cleaner(true); + + auto dict = PythonModule::MainModule().ResolveName<PythonDictionary>(session_dictionary_name); + auto pfunc = PythonObject::ResolveNameWithDictionary<PythonCallable>(python_function_name, dict); + + // This method is optional and need not exist. So if we don't find it, + // it's actually a success, not a failure. + if (!pfunc.IsAllocated()) + return true; + + lldb::SBDebugger debugger_sb(debugger); + PythonObject debugger_arg(PyRefType::Owned, SBTypeToSWIGWrapper(debugger_sb)); + pfunc(debugger_arg, dict); + + return true; +} +%} + + +%runtime %{ +// Forward declaration to be inserted at the start of LLDBWrapPython.h +#include "lldb/API/SBDebugger.h" +#include "lldb/API/SBValue.h" + +SWIGEXPORT lldb::ValueObjectSP +LLDBSWIGPython_GetValueObjectSPFromSBValue (void* data) +{ + lldb::ValueObjectSP valobj_sp; + if (data) + { + lldb::SBValue* sb_ptr = (lldb::SBValue *)data; + valobj_sp = sb_ptr->GetSP(); + } + return valobj_sp; +} + +#ifdef __cplusplus +extern "C" { +#endif + +void LLDBSwigPythonCallPythonLogOutputCallback(const char *str, void *baton); + +#ifdef __cplusplus +} +#endif +%} + +%wrapper %{ + + +// For the LogOutputCallback functions +void LLDBSwigPythonCallPythonLogOutputCallback(const char *str, void *baton) { + if (baton != Py_None) { + SWIG_PYTHON_THREAD_BEGIN_BLOCK; + PyObject *result = PyObject_CallFunction(reinterpret_cast<PyObject*>(baton), const_cast<char*>("s"), str); + Py_XDECREF(result); + SWIG_PYTHON_THREAD_END_BLOCK; + } +} +%} |