1import os 2 3def GetSettingsValues(debugger, setting_variable_name): 4 """ Queries the lldb internal settings 5 params: 6 debugger : lldb.SBDebugger instance 7 setting_variable_name: str - string name of the setting(eg prompt) 8 returns: 9 [] : Array of strings. Empty array if setting is not found/set 10 """ 11 retval = [] 12 settings_val_list = debugger.GetInternalVariableValue(setting_variable_name, debugger.GetInstanceName()) 13 for s in settings_val_list: 14 retval.append(str(s)) 15 return retval 16 17def __lldb_init_module(debugger, internal_dict): 18 debug_session_enabled = False 19 if "DEBUG_XNU_LLDBMACROS" in os.environ and len(os.environ['DEBUG_XNU_LLDBMACROS']) > 0: 20 debug_session_enabled = True 21 prev_os_plugin = "".join(GetSettingsValues(debugger, 'target.process.python-os-plugin-path')) 22 print "Loading kernel debugging from %s" % __file__ 23 print "LLDB version %s" % debugger.GetVersionString() 24 self_path = str(__file__) 25 base_dir_name = self_path[:self_path.rfind("/")] 26 core_os_plugin = base_dir_name + "/lldbmacros/core/operating_system.py" 27 osplugin_cmd = "settings set target.process.python-os-plugin-path \"%s\"" % core_os_plugin 28 xnu_debug_path = base_dir_name + "/lldbmacros/xnu.py" 29 xnu_load_cmd = "command script import \"%s\"" % xnu_debug_path 30 if debug_session_enabled : 31 if len(prev_os_plugin) > 0: 32 print "\nDEBUG_XNU_LLDBMACROS is set. Skipping the setting of OS plugin from dSYM.\nYou can manually set the OS plugin by running\n" + osplugin_cmd 33 else: 34 print osplugin_cmd 35 debugger.HandleCommand(osplugin_cmd) 36 print "\nDEBUG_XNU_LLDBMACROS is set. Skipping the load of xnu debug framework.\nYou can manually load the framework by running\n" + xnu_load_cmd 37 else: 38 print osplugin_cmd 39 debugger.HandleCommand(osplugin_cmd) 40 print xnu_load_cmd 41 debugger.HandleCommand(xnu_load_cmd) 42 print "\n" 43 44