client.py
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# DExTer : Debugging Experience Tester
# ~~~~~~ ~ ~~ ~ ~~
#
# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
# See https://llvm.org/LICENSE.txt for license information.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
from ctypes import *
from enum import *
from functools import partial
from .utils import *
from . import control
from . import symbols
from . import sysobjs
class DebugAttach(IntFlag):
DEBUG_ATTACH_DEFAULT = 0
DEBUG_ATTACH_NONINVASIVE = 1
DEBUG_ATTACH_EXISTING = 2
DEBUG_ATTACH_NONINVASIVE_NO_SUSPEND = 4
DEBUG_ATTACH_INVASIVE_NO_INITIAL_BREAK = 8
DEBUG_ATTACH_INVASIVE_RESUME_PROCESS = 0x10
DEBUG_ATTACH_NONINVASIVE_ALLOW_PARTIAL = 0x20
# UUID for DebugClient7 interface.
DebugClient7IID = IID(0x13586be3, 0x542e, 0x481e, IID_Data4_Type(0xb1, 0xf2, 0x84, 0x97, 0xba, 0x74, 0xf9, 0xa9 ))
class IDebugClient7(Structure):
pass
class IDebugClient7Vtbl(Structure):
wrp = partial(WINFUNCTYPE, c_long, POINTER(IDebugClient7))
idc_queryinterface = wrp(POINTER(IID), POINTER(c_void_p))
idc_attachprocess = wrp(c_longlong, c_long, c_long)
idc_detachprocesses = wrp()
_fields_ = [
("QueryInterface", idc_queryinterface),
("AddRef", c_void_p),
("Release", c_void_p),
("AttachKernel", c_void_p),
("GetKernelConnectionOptions", c_void_p),
("SetKernelConnectionOptions", c_void_p),
("StartProcessServer", c_void_p),
("ConnectProcessServer", c_void_p),
("DisconnectProcessServer", c_void_p),
("GetRunningProcessSystemIds", c_void_p),
("GetRunningProcessSystemIdsByExecutableName", c_void_p),
("GetRunningProcessDescription", c_void_p),
("AttachProcess", idc_attachprocess),
("CreateProcess", c_void_p),
("CreateProcessAndAttach", c_void_p),
("GetProcessOptions", c_void_p),
("AddProcessOptions", c_void_p),
("RemoveProcessOptions", c_void_p),
("SetProcessOptions", c_void_p),
("OpenDumpFile", c_void_p),
("WriteDumpFile", c_void_p),
("ConnectSession", c_void_p),
("StartServer", c_void_p),
("OutputServers", c_void_p),
("TerminateProcesses", c_void_p),
("DetachProcesses", idc_detachprocesses),
("EndSession", c_void_p),
("GetExitCode", c_void_p),
("DispatchCallbacks", c_void_p),
("ExitDispatch", c_void_p),
("CreateClient", c_void_p),
("GetInputCallbacks", c_void_p),
("SetInputCallbacks", c_void_p),
("GetOutputCallbacks", c_void_p),
("SetOutputCallbacks", c_void_p),
("GetOutputMask", c_void_p),
("SetOutputMask", c_void_p),
("GetOtherOutputMask", c_void_p),
("SetOtherOutputMask", c_void_p),
("GetOutputWidth", c_void_p),
("SetOutputWidth", c_void_p),
("GetOutputLinePrefix", c_void_p),
("SetOutputLinePrefix", c_void_p),
("GetIdentity", c_void_p),
("OutputIdentity", c_void_p),
("GetEventCallbacks", c_void_p),
("SetEventCallbacks", c_void_p),
("FlushCallbacks", c_void_p),
("WriteDumpFile2", c_void_p),
("AddDumpInformationFile", c_void_p),
("EndProcessServer", c_void_p),
("WaitForProcessServerEnd", c_void_p),
("IsKernelDebuggerEnabled", c_void_p),
("TerminateCurrentProcess", c_void_p),
("DetachCurrentProcess", c_void_p),
("AbandonCurrentProcess", c_void_p),
("GetRunningProcessSystemIdByExecutableNameWide", c_void_p),
("GetRunningProcessDescriptionWide", c_void_p),
("CreateProcessWide", c_void_p),
("CreateProcessAndAttachWide", c_void_p),
("OpenDumpFileWide", c_void_p),
("WriteDumpFileWide", c_void_p),
("AddDumpInformationFileWide", c_void_p),
("GetNumberDumpFiles", c_void_p),
("GetDumpFile", c_void_p),
("GetDumpFileWide", c_void_p),
("AttachKernelWide", c_void_p),
("GetKernelConnectionOptionsWide", c_void_p),
("SetKernelConnectionOptionsWide", c_void_p),
("StartProcessServerWide", c_void_p),
("ConnectProcessServerWide", c_void_p),
("StartServerWide", c_void_p),
("OutputServerWide", c_void_p),
("GetOutputCallbacksWide", c_void_p),
("SetOutputCallbacksWide", c_void_p),
("GetOutputLinePrefixWide", c_void_p),
("SetOutputLinePrefixWide", c_void_p),
("GetIdentityWide", c_void_p),
("OutputIdentityWide", c_void_p),
("GetEventCallbacksWide", c_void_p),
("SetEventCallbacksWide", c_void_p),
("CreateProcess2", c_void_p),
("CreateProcess2Wide", c_void_p),
("CreateProcessAndAttach2", c_void_p),
("CreateProcessAndAttach2Wide", c_void_p),
("PushOutputLinePrefix", c_void_p),
("PushOutputLinePrefixWide", c_void_p),
("PopOutputLinePrefix", c_void_p),
("GetNumberInputCallbacks", c_void_p),
("GetNumberOutputCallbacks", c_void_p),
("GetNumberEventCallbacks", c_void_p),
("GetQuitLockString", c_void_p),
("SetQuitLockString", c_void_p),
("GetQuitLockStringWide", c_void_p),
("SetQuitLockStringWide", c_void_p),
("SetEventContextCallbacks", c_void_p),
("SetClientContext", c_void_p),
]
IDebugClient7._fields_ = [("lpVtbl", POINTER(IDebugClient7Vtbl))]
class Client(object):
def __init__(self):
DbgEng = WinDLL("DbgEng")
DbgEng.DebugCreate.argtypes = [POINTER(IID), POINTER(POINTER(IDebugClient7))]
DbgEng.DebugCreate.restype = c_ulong
# Call DebugCreate to create a new debug client
ptr = POINTER(IDebugClient7)()
res = DbgEng.DebugCreate(byref(DebugClient7IID), ptr)
aborter(res, "DebugCreate")
self.client = ptr.contents
self.vt = vt = self.client.lpVtbl.contents
def QI(iface, ptr):
return vt.QueryInterface(self.client, byref(iface), byref(ptr))
# Query for a control object
ptr = c_void_p()
res = QI(control.DebugControl7IID, ptr)
aborter(res, "QueryInterface control")
self.control_ptr = cast(ptr, POINTER(control.IDebugControl7))
self.Control = control.Control(self.control_ptr)
# Query for a SystemObjects object
ptr = c_void_p()
res = QI(sysobjs.DebugSystemObjects4IID, ptr)
aborter(res, "QueryInterface sysobjects")
self.sysobjects_ptr = cast(ptr, POINTER(sysobjs.IDebugSystemObjects4))
self.SysObjects = sysobjs.SysObjects(self.sysobjects_ptr)
# Query for a Symbols object
ptr = c_void_p()
res = QI(symbols.DebugSymbols5IID, ptr)
aborter(res, "QueryInterface debugsymbosl5")
self.symbols_ptr = cast(ptr, POINTER(symbols.IDebugSymbols5))
self.Symbols = symbols.Symbols(self.symbols_ptr)
def AttachProcess(self, pid):
# Zero process-server id means no process-server.
res = self.vt.AttachProcess(self.client, 0, pid, DebugAttach.DEBUG_ATTACH_DEFAULT)
aborter(res, "AttachProcess")
return
def DetachProcesses(self):
res = self.vt.DetachProcesses(self.client)
aborter(res, "DetachProcesses")
return