Пример #1
0
            void IDkmInstructionAddressProvider.GetInstructionAddress(DkmProcess process, DkmWorkList workList, ulong instructionPointer, DkmCompletionRoutine <DkmGetInstructionAddressAsyncResult> completionRoutine)
            {
                var processData = DebugHelpers.GetOrCreateDataItem <NullcModuleDataItem>(process);

                if (!processData.nullcIsMissing && processData.moduleBase == 0)
                {
                    processData.moduleBase = DebugHelpers.ReadPointerVariable(process, "nullcModuleStartAddress").GetValueOrDefault(0);

                    processData.moduleSize = (uint)(DebugHelpers.ReadPointerVariable(process, "nullcModuleEndAddress").GetValueOrDefault(0) - processData.moduleBase);

                    processData.nullcIsMissing = processData.moduleBase == 0;
                }

                if (processData.moduleBase != 0)
                {
                    if (instructionPointer >= processData.moduleBase && instructionPointer < processData.moduleBase + processData.moduleSize)
                    {
                        DkmInstructionAddress address;

                        if (DebugHelpers.useNativeInterfaces)
                        {
                            var nullcNativeRuntime  = DebugHelpers.useDefaultRuntimeInstance ? process.GetNativeRuntimeInstance() : process.GetRuntimeInstances().OfType <DkmNativeRuntimeInstance>().FirstOrDefault(el => el.Id.RuntimeType == DebugHelpers.NullcRuntimeGuid);
                            var nullcModuleInstance = nullcNativeRuntime.GetModuleInstances().OfType <DkmNativeModuleInstance>().FirstOrDefault(el => el.Module != null && el.Module.CompilerId.VendorId == DebugHelpers.NullcCompilerGuid);

                            address = DkmNativeInstructionAddress.Create(nullcNativeRuntime, nullcModuleInstance, (uint)(instructionPointer - processData.moduleBase), new DkmInstructionAddress.CPUInstruction(instructionPointer));
                        }
                        else
                        {
                            var nullcNativeRuntime  = process.GetRuntimeInstances().OfType <DkmCustomRuntimeInstance>().FirstOrDefault(el => el.Id.RuntimeType == DebugHelpers.NullcRuntimeGuid);
                            var nullcModuleInstance = nullcNativeRuntime.GetModuleInstances().OfType <DkmCustomModuleInstance>().FirstOrDefault(el => el.Module != null && el.Module.CompilerId.VendorId == DebugHelpers.NullcCompilerGuid);

                            address = DkmCustomInstructionAddress.Create(nullcNativeRuntime, nullcModuleInstance, null, instructionPointer, null, new DkmInstructionAddress.CPUInstruction(instructionPointer));
                        }

                        completionRoutine(new DkmGetInstructionAddressAsyncResult(address, true));
                        return;
                    }
                }

                process.GetInstructionAddress(workList, instructionPointer, completionRoutine);
            }