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|
import os, struct, signal
from typing import Any, Dict
import lldb
from lldb.plugins.scripted_process import ScriptedProcess
from lldb.plugins.scripted_process import ScriptedThread
class DummyScriptedProcess(ScriptedProcess):
memory = None
def __init__(self, exe_ctx: lldb.SBExecutionContext, args: lldb.SBStructuredData):
super().__init__(exe_ctx, args)
self.threads[0] = DummyScriptedThread(self, None)
self.memory = {}
addr = 0x500000000
debugger = self.target.GetDebugger()
index = debugger.GetIndexOfTarget(self.target)
self.memory[addr] = "Hello, target " + str(index)
def read_memory_at_address(
self, addr: int, size: int, error: lldb.SBError
) -> lldb.SBData:
data = lldb.SBData().CreateDataFromCString(
self.target.GetByteOrder(), self.target.GetCodeByteSize(), self.memory[addr]
)
return data
def write_memory_at_address(self, addr, data, error):
self.memory[addr] = data.GetString(error, 0)
return len(self.memory[addr]) + 1
def get_loaded_images(self):
return self.loaded_images
def get_process_id(self) -> int:
return 42
def should_stop(self) -> bool:
return True
def is_alive(self) -> bool:
return True
def get_scripted_thread_plugin(self):
return DummyScriptedThread.__module__ + "." + DummyScriptedThread.__name__
def my_super_secret_method(self):
if hasattr(self, "my_super_secret_member"):
return self.my_super_secret_member
else:
return None
class DummyScriptedThread(ScriptedThread):
def __init__(self, process, args):
super().__init__(process, args)
self.frames.append({"pc": 0x0100001B00})
def get_thread_id(self) -> int:
return 0x19
def get_name(self) -> str:
return DummyScriptedThread.__name__ + ".thread-1"
def get_state(self) -> int:
return lldb.eStateStopped
def get_stop_reason(self) -> Dict[str, Any]:
return {"type": lldb.eStopReasonTrace, "data": {}}
def get_register_context(self) -> str:
return struct.pack(
"21Q",
1,
2,
3,
4,
5,
6,
7,
8,
9,
10,
11,
12,
13,
14,
15,
16,
17,
18,
19,
20,
21,
)
def __lldb_init_module(debugger, dict):
if not "SKIP_SCRIPTED_PROCESS_LAUNCH" in os.environ:
debugger.HandleCommand(
"process launch -C %s.%s" % (__name__, DummyScriptedProcess.__name__)
)
else:
print(
"Name of the class that will manage the scripted process: '%s.%s'"
% (__name__, DummyScriptedProcess.__name__)
)
|
