def reinitialize(self):
self.database = Database()
self.io = IO(self)
self._pid = 0
self._package = None
self._process = None
self._script = None
self._spawned = False
self._resumed = False
self.java_available = False
# frida device
self._device = None
# process
self._process = None
self._script = None
# breakpoints
self.breakpoints = {}
self.java_breakpoints = {}
self.module_initialization_breakpoints = {}
self.java_class_initialization_breakpoints = {}
self.context_tid = 0
def reinitialize(self):
self.database = Database()
self.io = IO(self)
self._pid = 0
self._package = None
self._process = None
self._script = None
self._spawned = False
self._resumed = False
self.java_available = False
# frida device
self._device = None
# process
self._process = None
self._script = None
# hooks
self.hooks = {}
self.native_on_loads = {}
self.java_on_loads = {}
self.java_hooks = {}
self.temporary_input = ''
self.native_pending_args = None
self.java_pending_args = None
self.context_tid = 0
def __init__(self, session=None, parent=None, device=None):
super(Dwarf, self).__init__(parent=parent)
self._app_window = parent
self.database = Database()
self.io = IO(self)
self.keystone_installed = False
try:
import keystone.keystone_const
self.keystone_installed = True
except:
pass
self.java_available = False
# frida device
self._device = device
# process
self._pid = 0
self._package = None
self._process = None
self._script = None
self._spawned = False
self._resumed = False
# kernel
self._kernel = Kernel(self)
# hooks
self.hooks = {}
self.native_on_loads = {}
self.java_on_loads = {}
self.java_hooks = {}
self.watchers = {}
self.temporary_input = ''
self.native_pending_args = None
self.java_pending_args = None
# context
self._arch = ''
self._pointer_size = 0
self.contexts = {}
self.context_tid = 0
self._platform = ''
# disassembler
self.disassembler = Disassembler(self)
# connect to self
self.onApplyContext.connect(self._on_apply_context)
self.onRequestJsThreadResume.connect(self._on_request_resume_from_js)
def __init__(self, session=None, parent=None, device=None):
super(Dwarf, self).__init__(parent=parent)
self._app_window = parent
self.database = Database()
self.io = IO(self)
self.keystone_installed = False
try:
import keystone.keystone_const
self.keystone_installed = True
except:
pass
self.java_available = False
# frida device
self._device = device
# process
self._pid = 0
self._package = None
self._process = None
self._script = None
self._spawned = False
self._resumed = False
# kernel
self._kernel = Kernel(self)
# breakpoints
self.breakpoints = {}
self.java_breakpoints = {}
self.objc_breakpoints = {}
self.module_initialization_breakpoints = {}
self.java_class_initialization_breakpoints = {}
self.watchpoints = {}
# context
self._arch = ''
self._pointer_size = 0
self.contexts = {}
self.context_tid = 0
self._platform = ''
# connect to self
self.onApplyContext.connect(self._on_apply_context)
self.onRequestJsThreadResume.connect(self._on_request_resume_from_js)
# disassembler
self.disassembler = Disassembler(self)
class Dwarf(QObject):
class NoDeviceAssignedError(Exception):
""" Raised when no Device
"""
class CoreScriptNotFoundError(Exception):
""" Raised when dwarfscript not found
"""
# ************************************************************************
# **************************** Signals ***********************************
# ************************************************************************
# process
onProcessDetached = pyqtSignal(list, name='onProcessDetached')
onProcessAttached = pyqtSignal(list, name='onProcessAttached')
# script related
onScriptLoaded = pyqtSignal(name='onScriptLoaded')
onScriptDestroyed = pyqtSignal(name='onScriptDestroyed')
# breakpoint related
onAddNativeBreakpoint = pyqtSignal(Breakpoint, name='onAddNativeBreakpoint')
onAddJavaBreakpoint = pyqtSignal(Breakpoint, name='onAddJavaBreakpoint')
onAddObjCBreakpoint = pyqtSignal(Breakpoint, name='onAddObjCBreakpoint')
onAddModuleInitializationBreakpoint = pyqtSignal(Breakpoint, name='onAddModuleInitializationBreakpoint')
onAddJavaClassInitializationBreakpoint = pyqtSignal(Breakpoint, name='onAddJavaClassInitializationBreakpoint')
onDeleteBreakpoint = pyqtSignal(list, name='onDeleteBreakpoint')
onHitModuleInitializationBreakpoint = pyqtSignal(list, name='onHitModuleInitializationBreakpoint')
onHitJavaClassInitializationBreakpoint = pyqtSignal(str, name='onHitJavaClassInitializationBreakpoint')
# watchpoint related
onWatchpointAdded = pyqtSignal(Watchpoint, name='onWatchpointAdded')
onWatchpointRemoved = pyqtSignal(str, name='onWatchpointRemoved')
# ranges + modules
onSetRanges = pyqtSignal(list, name='onSetRanges')
onSearchableRanges = pyqtSignal(list, name='onSearchableRanges')
onSetModules = pyqtSignal(list, name='onSetModules')
onLogToConsole = pyqtSignal(str, name='onLogToConsole')
onLogEvent = pyqtSignal(str, name='onLogEvent')
# thread+context
onThreadResumed = pyqtSignal(int, name='onThreadResumed')
onRequestJsThreadResume = pyqtSignal(int, name='onRequestJsThreadResume')
onApplyContext = pyqtSignal(dict, name='onApplyContext')
# java
onEnumerateJavaClassesStart = pyqtSignal(name='onEnumerateJavaClassesStart')
onEnumerateJavaClassesMatch = pyqtSignal(str, name='onEnumerateJavaClassesMatch')
onEnumerateJavaClassesComplete = pyqtSignal(name='onEnumerateJavaClassesComplete')
onEnumerateJavaMethodsComplete = pyqtSignal(list, name='onEnumerateJavaMethodsComplete')
# objc
onEnumerateObjCModules = pyqtSignal(list, name='onEnumerateObjCModules')
onEnumerateObjCClassesStart = pyqtSignal(name='onEnumerateObjCClassesStart')
onEnumerateObjCMethodsStart = pyqtSignal(name='onEnumerateObjCMethodsStart')
onEnumerateObjCClassesMatch = pyqtSignal(str, name='onEnumerateObjCClassesMatch')
onEnumerateObjCMethodsMatch = pyqtSignal(str, name='onEnumerateObjCMethodsMatch')
onEnumerateObjCClassesComplete = pyqtSignal(name='onEnumerateObjCClassesComplete')
onEnumerateObjCMethodsComplete = pyqtSignal(name='onEnumerateObjCMethodsComplete')
# trace
onJavaTraceEvent = pyqtSignal(list, name='onJavaTraceEvent')
onSetData = pyqtSignal(list, name='onSetData')
onBackTrace = pyqtSignal(dict, name='onBackTrace')
onMemoryScanResult = pyqtSignal(list, name='onMemoryScanResult')
onContextChanged = pyqtSignal(str, str, name='onContextChanged')
onReceiveCmd = pyqtSignal(list, name="onReceiveCmd")
onModuleLoaded = pyqtSignal(list, name='onModuleLoaded')
# ************************************************************************
# **************************** Init **************************************
# ************************************************************************
def __init__(self, session=None, parent=None, device=None):
super(Dwarf, self).__init__(parent=parent)
self._app_window = parent
self.database = Database()
self.io = IO(self)
self.keystone_installed = False
try:
import keystone.keystone_const
self.keystone_installed = True
except:
pass
self.java_available = False
# frida device
self._device = device
# process
self._pid = 0
self._package = None
self._process = None
self._script = None
self._spawned = False
self._resumed = False
# kernel
self._kernel = Kernel(self)
# breakpoints
self.breakpoints = {}
self.java_breakpoints = {}
self.objc_breakpoints = {}
self.module_initialization_breakpoints = {}
self.java_class_initialization_breakpoints = {}
self.watchpoints = {}
# context
self._arch = ''
self._pointer_size = 0
self.contexts = {}
self.context_tid = 0
self._platform = ''
# connect to self
self.onApplyContext.connect(self._on_apply_context)
self.onRequestJsThreadResume.connect(self._on_request_resume_from_js)
# disassembler
self.disassembler = Disassembler(self)
def reinitialize(self):
self.database = Database()
self.io = IO(self)
self._pid = 0
self._package = None
self._process = None
self._script = None
self._spawned = False
self._resumed = False
self.java_available = False
# frida device
self._device = None
# process
self._process = None
self._script = None
# breakpoints
self.breakpoints = {}
self.java_breakpoints = {}
self.module_initialization_breakpoints = {}
self.java_class_initialization_breakpoints = {}
self.context_tid = 0
# ************************************************************************
# **************************** Properties ********************************
# ************************************************************************
@property
def kernel(self):
return self._kernel
@property
def arch(self):
return self._arch
@property
def pid(self):
return self._pid
@property
def platform(self):
return self._platform
@property
def pointer_size(self):
return self._pointer_size
@property
def process(self):
return self._process
@property
def device(self):
return self._device
@property
def script(self):
return self._script
@property
def package(self):
return self._package
@device.setter
def device(self, value):
try:
if isinstance(value, frida.core.Device):
self._device = value
except ValueError:
self._device = None
@property
def resumed(self):
return self._resumed is True
def current_context(self):
key = str(self.context_tid)
if key in self.contexts:
return self.contexts[key]
return None
# ************************************************************************
# **************************** Functions *********************************
# ************************************************************************
def is_address_watched(self, ptr):
ptr = utils.parse_ptr(ptr)
if hex(ptr) in self.watchpoints:
return True
return False
def attach(self, pid, script=None, print_debug_error=True):
""" Attach to pid
"""
if self.device is None:
raise self.NoDeviceAssignedError('No Device assigned')
if self._process is not None:
self.detach()
was_error = False
error_msg = ''
# for commandline arg
if isinstance(pid, str):
try:
process = self.device.get_process(pid)
pid = [process.pid, process.name]
except frida.ProcessNotFoundError as error:
raise Exception('Frida Error: ' + str(error))
if not isinstance(pid, list):
raise Exception('Error pid!=list')
try:
self._process = self.device.attach(pid[0])
self._process.on('detached', self._on_detached)
self._pid = pid[0]
except frida.ProcessNotFoundError:
error_msg = 'Process not found (ProcessNotFoundError)'
was_error = True
except frida.ProcessNotRespondingError:
error_msg = 'Process not responding (ProcessNotRespondingError)'
was_error = True
except frida.TimedOutError:
error_msg = 'Frida timeout (TimedOutError)'
was_error = True
except frida.ServerNotRunningError:
error_msg = 'Frida not running (ServerNotRunningError)'
was_error = True
except frida.TransportError:
error_msg = 'Frida timeout was reached (TransportError)'
was_error = True
# keep for debug
except Exception as error: # pylint: disable=broad-except
error_msg = error
was_error = True
if was_error:
raise Exception(error_msg)
self.onProcessAttached.emit([self.pid, pid[1]])
self.load_script(script=script)
def detach(self):
if self._script is not None:
self.dwarf_api('_detach')
self._script.unload()
if self._process is not None:
self._process.detach()
if self._spawned:
try:
self.device.kill(self.pid)
except frida.ProcessNotFoundError:
pass
def load_script(self, script=None, spawned=False, break_at_start=False):
try:
if not os.path.exists(utils.resource_path('lib/core.js')):
raise self.CoreScriptNotFoundError('core.js not found!')
with open(utils.resource_path('lib/core.js'), 'r') as core_script:
script_content = core_script.read()
self._script = self._process.create_script(script_content, runtime='v8')
self._script.on('message', self._on_message)
self._script.on('destroyed', self._on_script_destroyed)
self._script.load()
break_at_start = break_at_start or self._app_window.dwarf_args.break_start
# we invalidate the arg in any case (set this from ui needs a store in args for an eventual restore session)
self._app_window.dwarf_args.break_start = break_at_start
is_debug = self._app_window.dwarf_args.debug_script
# this break_at_start have same behavior from args or from the checkbox i added
self._script.exports.init(break_at_start, is_debug, spawned)
if not os.path.exists(utils.home_path() + 'keywords.json'):
self.dump_keywords()
if script is not None:
if os.path.exists(script):
with open(script, 'r') as script_file:
user_script = script_file.read()
self.dwarf_api('evaluateFunction', user_script)
for plugin in self._app_window.plugin_manager.plugins:
plugin_instance = self._app_window.plugin_manager.plugins[plugin]
try:
self.dwarf_api('evaluateFunction', plugin_instance.__get_agent__())
except Exception as e:
print('error loading plugin script', e)
# resume immediately
self.resume_proc()
self.onScriptLoaded.emit()
return 0
except frida.ProcessNotFoundError:
error_msg = 'Process not found (ProcessNotFoundError)'
was_error = True
except frida.ProcessNotRespondingError:
error_msg = 'Process not responding (ProcessNotRespondingError)'
was_error = True
except frida.TimedOutError:
error_msg = 'Frida timeout (TimedOutError)'
was_error = True
except frida.ServerNotRunningError:
error_msg = 'Frida not running (ServerNotRunningError)'
was_error = True
except frida.TransportError:
error_msg = 'Frida timeout was reached (TransportError)'
was_error = True
if was_error:
utils.show_message_box(error_msg)
return 1
def dump_keywords(self):
kw = sorted(self._script.exports.keywords())
with open(utils.home_path() + 'keywords.json', 'w') as f:
f.write(json.dumps(kw))
def spawn(self, package, args=None, script=None, break_at_start=False):
if self.device is None:
raise self.NoDeviceAssignedError('No Device assigned')
if args is None:
args = []
if self._process is not None:
self.detach()
try:
if package == '-':
self.attach([os.getpid()], script=script)
else:
if self.device.type == 'local':
self._pid = self.device.spawn([package] + args)
else:
# args not supported in remote targets
self._pid = self.device.spawn(package)
self._package = package
self._process = self.device.attach(self._pid)
self._process.on('detached', self._on_detached)
self._spawned = True
except Exception as e:
raise Exception('Frida Error: ' + str(e))
self.onProcessAttached.emit([self.pid, package])
self.load_script(script=script, spawned=True, break_at_start=break_at_start)
def resume_proc(self):
if self._spawned and not self._resumed:
self._resumed = True
try:
self.device.resume(self._pid)
except frida.InvalidOperationError:
# already resumed from other loc
pass
def add_watchpoint(self, ptr=None):
if ptr is None:
ptr, input = InputDialog.input_pointer(self._app_window)
if ptr == 0:
return
return self.dwarf_api('addWatchpoint', ptr)
def dump_memory(self, file_path=None, ptr=0, length=0):
if ptr == 0:
ptr, inp = InputDialog.input_pointer(self._app_window)
if ptr > 0:
if length == 0:
accept, length = InputDialog.input(
self._app_window, hint='insert length', placeholder='1024')
if not accept:
return
try:
if length.startswith('0x'):
length = int(length, 16)
else:
length = int(length)
except:
return
if file_path is None:
r = QFileDialog.getSaveFileName(self._app_window, caption='Save binary dump to file')
if len(r) == 0 or len(r[0]) == 0:
return
file_path = r[0]
data = self.read_memory(ptr, length)
if data is not None and len(data) > 1:
with open(file_path, 'wb') as f:
f.write(data[1])
def dwarf_api(self, api, args=None, tid=0):
if self.pid and self._pid == 0 or self.process is None:
return
# when tid is 0 we want to execute the api in the current breakpointed thread
# however, when we release from menu, what we want to do is to release multiple contexts at once
# so that we pass 0 as tid.
# we check here and setup special rules for release api
is_releasing = api == 'release'
if not is_releasing and tid == 0:
tid = self.context_tid
if args is not None and not isinstance(args, list):
args = [args]
if self._script is None:
return None
try:
if tid == 0:
for tid in list(self.contexts.keys()):
self._script.post({"type": tid})
if is_releasing:
self._script.exports.api(int(tid), api, [int(tid)])
if is_releasing:
return None
else:
self._script.post({"type": str(tid)})
return self._script.exports.api(tid, api, args)
except Exception as e:
self.log_event(str(e))
return None
def breakpoint_java(self, input_=None, pending_args=None):
if input_ is None or not isinstance(input_, str):
accept, input_ = InputDialog.input(
self._app_window, hint='insert java class or method',
placeholder='com.package.class or com.package.class.method')
if not accept:
return
self.java_pending_args = pending_args
input_ = input_.replace(' ', '')
self.dwarf_api('putBreakpoint', input_)
def breakpoint_objc(self, input_=None, pending_args=None):
if input_ is None or not isinstance(input_, str):
accept, input_ = InputDialog.input(
self._app_window, hint='insert obj class or method',
placeholder='com.package.class or com.package.class.method') #todo
if not accept:
return
self.objc_pending_args = pending_args
self.dwarf_api('putBreakpoint', input_)
def breakpoint_native(self, input_=None):
if input_ is None or not isinstance(input_, str):
ptr, input_ = InputDialog.input_pointer(self._app_window)
else:
ptr = utils.parse_ptr(self._app_window.dwarf.dwarf_api('evaluatePtr', input_))
if ptr > 0:
self.dwarf_api('putBreakpoint', ptr)
def breakpoint_module_initialization(self, input_=None):
if input_ is None or not isinstance(input_, str):
accept, input_ = InputDialog.input(self._app_window, hint='insert module name', placeholder='libtarget.so')
if not accept:
return
if len(input_) == 0:
return
if input_ in self.module_initialization_breakpoints:
return
self.dwarf_api('putModuleInitializationBreakpoint', input_)
def breakpoint_java_class_initialization(self, input_=None):
if input_ is None or not isinstance(input_, str):
accept, input_ = InputDialog.input(
self._app_window, hint='insert class name', placeholder='com.android.mytargetclass')
if not accept:
return
if len(input_) == 0:
return
if input_ in self.java_class_initialization_breakpoints:
return
self.dwarf_api('putJavaClassInitializationBreakpoint', input_)
def log(self, what):
self.onLogToConsole.emit(str(what))
def log_event(self, what):
self.onLogEvent.emit(str(what))
def read_memory(self, ptr, length):
return self.io.read(ptr, length)
def read_memory_async(self, ptr, length, callback):
"""
def callback(ptr, data):
"""
self.io.read_async(ptr, length, callback)
def read_range(self, ptr):
return self.io.read_range(ptr)
def read_range_async(self, ptr, callback):
"""
def callback(base, data, offset):
"""
self.io.read_range_async(ptr, callback)
def remove_watchpoint(self, ptr):
return self.dwarf_api('removeWatchpoint', ptr)
def search(self, start, size, pattern):
# sanify args
start = utils.parse_ptr(start)
size = int(size)
# convert to frida accepted pattern
pattern = ' '.join([pattern[i:i + 2] for i in range(0, len(pattern), 2)])
self.dwarf_api('memoryScan', [start, size, pattern])
def search_list(self, ranges_list, pattern):
pattern = ' '.join([pattern[i:i + 2] for i in range(0, len(pattern), 2)])
self.dwarf_api('memoryScanList', [json.dumps(ranges_list), pattern])
# ************************************************************************
# **************************** Handlers **********************************
# ************************************************************************
def _on_detached(self, process, reason, crash_log):
self.onProcessDetached.emit([process, reason, crash_log])
def _on_script_destroyed(self):
self._script = None
def _on_message(self, message, data):
QApplication.processEvents()
if 'payload' not in message:
print('payload: ' + str(message))
return
self.onReceiveCmd.emit([message, data])
what = message['payload']
parts = what.split(':::')
if len(parts) < 2:
return
cmd = parts[0]
if cmd == 'api_ping_timeout':
self._script.post({"type": str(parts[1])})
elif cmd == 'backtrace':
self.onBackTrace.emit(json.loads(parts[1]))
elif cmd == 'class_loader_loading_class':
str_fmt = ('@thread {0} loading class := {1}'.format(parts[1], parts[2]))
self.log_event(str_fmt)
elif cmd == 'enumerate_java_classes_start':
self.onEnumerateJavaClassesStart.emit()
elif cmd == 'enumerate_java_classes_match':
self.onEnumerateJavaClassesMatch.emit(parts[1])
elif cmd == 'enumerate_java_classes_complete':
self.onEnumerateJavaClassesComplete.emit()
elif cmd == 'enumerate_java_methods_complete':
self.onEnumerateJavaMethodsComplete.emit([parts[1], json.loads(parts[2])])
elif cmd == 'enumerate_objc_modules':
modules = json.loads(parts[1])
self.onEnumerateObjCModules.emit(modules)
elif cmd == 'enumerate_objc_classes_start':
self.onEnumerateObjCClassesStart.emit()
elif cmd == 'enumerate_objc_classes_match':
self.onEnumerateObjCClassesMatch.emit(parts[1])
elif cmd == 'enumerate_objc_classes_complete':
self.onEnumerateObjCClassesComplete.emit()
elif cmd == 'enumerate_objc_methods_start':
self.onEnumerateObjCMethodsStart.emit()
elif cmd == 'enumerate_objc_methods_match':
self.onEnumerateObjCMethodsMatch.emit(parts[1])
elif cmd == 'enumerate_objc_methods_complete':
self.onEnumerateObjCMethodsComplete.emit()
elif cmd == 'ftrace':
if self.app.get_ftrace_panel() is not None:
self.app.get_ftrace_panel().append_data(parts[1])
elif cmd == 'enable_kernel':
self._app_window.get_menu().enable_kernel_menu()
elif cmd == 'breakpoint_java_callback':
b = Breakpoint(BREAKPOINT_JAVA)
b.set_target(parts[1])
if len(parts) > 2:
b.set_condition(parts[2])
self.java_breakpoints[parts[1]] = b
self.onAddJavaBreakpoint.emit(b)
elif cmd == 'breakpoint_objc_callback':
b = Breakpoint(BREAKPOINT_OBJC)
# WORKAROUND: Some ObjC Methods have multiple ':' in name. Restoring ':::':
target = ":::".join(parts[1:-1])
b.set_target(target)
if parts[-1] != '':
b.set_condition(parts[-1])
self.objc_breakpoints[target] = b
self.onAddObjCBreakpoint.emit(b)
elif cmd == 'java_class_initialization_callback':
b = Breakpoint(BREAKPOINT_INITIALIZATION)
b.set_target(parts[1])
b.set_debug_symbol(parts[1])
self.java_class_initialization_breakpoints[parts[1]] = b
self.onAddJavaClassInitializationBreakpoint.emit(b)
elif cmd == 'breakpoint_native_callback':
b = Breakpoint(BREAKPOINT_NATIVE)
b.set_target(int(parts[1], 16))
if len(parts) > 2:
b.set_condition(parts[2])
self.breakpoints[b.get_target()] = b
self.onAddNativeBreakpoint.emit(b)
elif cmd == 'module_initialization_callback':
b = Breakpoint(BREAKPOINT_INITIALIZATION)
b.set_target(parts[1])
self.module_initialization_breakpoints[parts[1]] = b
self.onAddModuleInitializationBreakpoint.emit(b)
elif cmd == 'breakpoint_deleted':
if parts[1] == 'java':
self.java_breakpoints.pop(parts[2])
elif parts[1] == 'objc':
self.objc_breakpoints.pop(":::".join(parts[2:]))
elif parts[1] == 'module_initialization':
if parts[2] in self.module_initialization_breakpoints:
self.module_initialization_breakpoints.pop(parts[2])
elif parts[1] == 'java_class_initialization':
if parts[2] in self.java_class_initialization_breakpoints:
self.java_class_initialization_breakpoints.pop(parts[2])
else:
self.breakpoints.pop(utils.parse_ptr(parts[2]))
self.onDeleteBreakpoint.emit(parts)
elif cmd == 'breakpoint_java_class_initialization_callback':
str_fmt = ('Breakpoint java class initialization {0} @thread := {1}'.format(parts[1], parts[2]))
self.log_event(str_fmt)
self.onHitJavaClassInitializationBreakpoint.emit(parts[1])
elif cmd == 'java_trace':
self.onJavaTraceEvent.emit(parts)
elif cmd == 'log':
self.log(parts[1])
elif cmd == 'breakpoint_module_initialization_callback':
data = json.loads(parts[2])
str_fmt = ('Breakpoint module initialization {0} @thread := {1}'.format(data['module'], parts[1]))
self.log_event(str_fmt)
self.onHitModuleInitializationBreakpoint.emit([parts[1], data])
elif cmd == 'module_initialized':
module = json.loads(parts[2])
if module is not None:
str_fmt = ('@thread {0} loading module := {1}'.format(parts[1], module['name']))
self.log_event(str_fmt)
module_info = ModuleInfo.build_module_info_with_data(module)
self.database.put_module_info(module_info.base, module_info)
self.onModuleLoaded.emit([module])
elif cmd == 'new_thread':
str_fmt = ('@thread {0} starting new thread with target fn := {1}'.format(parts[1], parts[2]))
self.log_event(str_fmt)
elif cmd == 'release':
reason = 0
if len(parts) > 1:
reason = int(parts[2])
p = 'releasing' if reason is not 3 else 'stepping'
str_fmt = (p + ' := {0}'.format(parts[1]))
self.log_event(str_fmt)
if parts[1] in self.contexts:
del self.contexts[parts[1]]
self.onThreadResumed.emit(int(parts[1]))
elif cmd == 'resume':
if not self.resumed:
self.resume_proc()
elif cmd == 'release_js':
# releasing the thread must be done by calling py funct dwarf_api('release')
# there are cases in which we want to release the thread from a js api so we need to call this
self.onRequestJsThreadResume.emit(int(parts[1]))
elif cmd == 'set_context':
#data = json.loads(parts[1])
# WORKAROUND: Some ObjC Methods have multiple ':' in name. Restoring ':::'
data = json.loads(":::".join(parts[1:]))
if 'modules' in data:
self.onSetModules.emit(data['modules'])
if 'ranges' in data:
self.onSetRanges.emit(data['ranges'])
if 'backtrace' in data:
self.onBackTrace.emit(data['backtrace'])
self.onApplyContext.emit(data)
elif cmd == 'set_context_value':
context_property = parts[1]
value = parts[2]
self.onContextChanged.emit(str(context_property), value)
elif cmd == 'set_data':
if data is not None:
self.onSetData.emit(['raw', parts[1], data])
else:
self.onSetData.emit(['plain', parts[1], str(parts[2])])
elif cmd == 'unhandled_exception':
# todo
pass
elif cmd == 'update_modules':
modules = json.loads(parts[2])
self.onSetModules.emit(modules)
elif cmd == 'update_ranges':
self.onSetRanges.emit(json.loads(parts[2]))
elif cmd == 'update_searchable_ranges':
self.onSearchableRanges.emit(json.loads(parts[2]))
elif cmd == 'watchpoint':
exception = json.loads(parts[1])
self.log_event('watchpoint hit op %s address %s @thread := %s' %
(exception['memory']['operation'], exception['memory']['address'], parts[2]))
elif cmd == 'watchpoint_added':
ptr = utils.parse_ptr(parts[1])
hex_ptr = hex(ptr)
flags = int(parts[2])
w = Watchpoint(ptr, flags)
w.set_debug_symbol(json.loads(parts[3]))
self.watchpoints[hex_ptr] = w
self.onWatchpointAdded.emit(w)
elif cmd == 'watchpoint_removed':
hex_ptr = hex(utils.parse_ptr(parts[1]))
self.watchpoints.pop(hex_ptr)
self.onWatchpointRemoved.emit(hex_ptr)
elif cmd == 'memoryscan_result':
if parts[1] == '':
self.onMemoryScanResult.emit([])
else:
self.onMemoryScanResult.emit(json.loads(parts[1]))
def _on_apply_context(self, context_data):
reason = context_data['reason']
if reason == -1:
# set initial context
self._arch = context_data['arch']
self._platform = context_data['platform']
self._pointer_size = context_data['pointerSize']
self.java_available = context_data['java']
str_fmt = ('injected into := {0:d}'.format(self.pid))
self.log_event(str_fmt)
elif 'context' in context_data:
context = Context(context_data['context'])
self.contexts[str(context_data['tid'])] = context
sym = ''
if 'pc' in context_data['context']:
name = context_data['ptr']
if 'symbol' in context_data['context']['pc'] and \
context_data['context']['pc']['symbol']['name'] is not None:
sym = context_data['context']['pc']['symbol']['moduleName']
sym += ' - '
sym += context_data['context']['pc']['symbol']['name']
else:
name = context_data['ptr']
if context_data['reason'] == 0:
self.log_event('breakpoint %s %s @thread := %d' % (name, sym, context_data['tid']))
if not reason == -1 and self.context_tid == 0:
self.context_tid = context_data['tid']
def _on_request_resume_from_js(self, tid):
self.dwarf_api('release', tid, tid=tid)
def restart_proc(self):
session = self.dump_session()
self.reinitialize()
self._app_window.session_manager._session = None
self._app_window.session_stopped()
self._app_window._restore_session(session)
def dump_session(self):
return {
'session': self._app_window.session_manager.session.session_type,
'package': self._package,
'user_script': self._app_window.console_panel.get_js_console().function_content
}
