def invoke(self, arg, from_tty):
""" Can get as argument pointer to task or pointer to space"""
if sys_info.is_in_kernel_space() is False:
gdb.write("\nYou are currently in user space, "
"this functionality is not available here.\n\n")
return
try:
argv = gdb.string_to_argv(arg)
if len(argv) == 2 and sys_info.is_valid_ptr(int(argv[1], 0)):
if argv[0] == "-task":
task = int(argv[1], 0)
if not types.is_task_exist(task):
gdb.write(f"\nRequested task {argv[1]} do not exist in the tasks"
f"list of the system!\n\n\n")
self.print_ipc_space_table(types.Task(task).ipc_space)
elif argv[0] == "-space":
space = int(argv[1], 0)
self.print_ipc_space_table(space)
else:
gdb.write(
"\nUsage: xnu-ipc_entry-list -task/space"
" ${TASK_PTR}/${SPACE_PTR}\n")
else:
gdb.write("\nUsage: xnu-ipc_entry-list -task/space"
" ${TASK_PTR}/${SPACE_PTR}\n")
except Exception:
raise gdb.GdbError(traceback.format_exc())
def __init__(self, address):
if sys_info.is_valid_ptr(address):
self.entry = IPCSpace(address).is_table
self.size = IPCSpace(address).is_table_size
self.index = 0
else:
raise gdb.GdbError(f"Wrong ipc_entry pointer {address}")
def invoke(self, arg, from_tty):
""" Parsing arguments, invoking printing.
You can print all theeads of current task (no argument to command),
All user threads - xnu-threads user
All threads whithin the system - xnu-threads global
All threads of specific task - xnu-threads ${task_ptr}
"""
try:
argv = gdb.string_to_argv(arg)
if len(argv) == 0:
self.print_all_threads()
elif len(argv) == 1:
if argv[0] == "user":
self.print_all_threads(user_only=True, is_global=True)
elif argv[0] == "global":
self.print_all_threads(is_global=True)
else:
try:
requested_task = int(argv[0], 0)
if sys_info.is_valid_ptr(requested_task):
if not types.is_task_exist(requested_task):
gdb.write(
f"\nRequested task {argv[0]} do not exist"
f" in the tasks list of the system!\n\n\n")
self.print_all_threads(task=requested_task)
except Exception:
gdb.GdbError(gdb.GdbError("wrong args"))
else:
raise gdb.GdbError("wrong args")
except Exception:
raise gdb.GdbError(traceback.format_exc())
def invoke(self, arg, from_tty):
""" print info """
try:
argv = gdb.string_to_argv(arg)
if len(argv) == 1 and sys_info.is_valid_ptr(int(argv[0], 0)):
ipc_port = int(argv[0], 0)
gdb.write(types.IPCPort(ipc_port).print_ipc_port_info() + '\n')
else:
gdb.write("wrong args\n")
except Exception:
raise gdb.GdbError(traceback.format_exc())
def invoke(self, arg, from_tty):
try:
argv = gdb.string_to_argv(arg)
if len(argv) == 1 and sys_info.is_valid_ptr(int(argv[0], 0)):
voucher = int(argv[0], 0)
gdb.write(
types.ThreadVoucher(voucher).print_voucher_info() + '\n')
else:
gdb.write("wrong args\n")
except Exception:
raise gdb.GdbError(traceback.format_exc())
def invoke(self, arg, from_tty):
""" print info """
if sys_info.is_in_kernel_space() is False:
gdb.write("\nYou are currently in user space, "
"this functionality is not available here.\n\n")
return
try:
argv = gdb.string_to_argv(arg)
if len(argv) == 1 and sys_info.is_valid_ptr(int(argv[0], 0)):
ipc_port = int(argv[0], 0)
gdb.write(types.IPCPort(ipc_port).print_ipc_port_info()+'\n')
else:
gdb.write("\nUsage: xnu-ipc-port-info ${IPC_PORT_PTR}\n")
except Exception:
raise gdb.GdbError(traceback.format_exc())
def invoke(self, arg, from_tty):
if sys_info.is_in_kernel_space() is False:
gdb.write("\nYou are currently in user space, "
"this functionality is not available here.\n\n")
return
try:
argv = gdb.string_to_argv(arg)
if len(argv) == 1 and sys_info.is_valid_ptr(int(argv[0], 0)):
voucher = int(argv[0], 0)
gdb.write(types.ThreadVoucher(voucher).print_voucher_info()+'\n')
else:
gdb.write("\nUsage: xnu-voucher-info ${THREAD_PTR} "
"(maybe wrong pointer?)\n")
except Exception:
raise gdb.GdbError(traceback.format_exc())
def invoke(self, arg, from_tty):
""" print info of given task, checking if exist"""
try:
argv = gdb.string_to_argv(arg)
if len(argv) == 1:
task = int(argv[0], 0) #convert to integer
if sys_info.is_valid_ptr(task):
if not types.is_task_exist(task):
gdb.write(
f"\nRequested task {argv[0]} do not exist in the task "
f"list of the system!\n\n\n")
gdb.write(types.Task(task).print_task_info_long() + '\n')
else:
gdb.write("Given task do not exist\n")
else:
gdb.write("wrong args\n")
except Exception:
raise gdb.GdbError(traceback.format_exc())
def invoke(self, arg, from_tty):
""" print info of given task, checking if exist"""
if sys_info.is_in_kernel_space() is False:
gdb.write("\nYou are currently in user space, "
"this functionality is not available here.\n\n")
return
try:
argv = gdb.string_to_argv(arg)
if len(argv) == 1:
"""convert to integer"""
task = int(argv[0], 0)
if sys_info.is_valid_ptr(task):
if not types.is_task_exist(task):
gdb.write(f"\nRequested task {argv[0]} do not exist in the task "
f"list of the system!\n\n\n")
gdb.write(types.Task(task).print_task_info_long()+'\n')
else:
gdb.write("Given task do not exist\n")
else:
gdb.write("\nUsage: xnu-task-info ${TASK_PTR}\n")
except Exception:
raise gdb.GdbError(traceback.format_exc())
def invoke(self, arg, from_tty):
""" Can get as argument pointer to task or pointer to space"""
try:
argv = gdb.string_to_argv(arg)
if len(argv) == 2 and sys_info.is_valid_ptr(int(argv[1], 0)):
if argv[0] == "-task":
task = int(argv[1], 0)
if not types.is_task_exist(task):
gdb.write(
f"\nRequested task {argv[1]} do not exist in the tasks"
f"list of the system!\n\n\n")
self.print_ipc_space_table(types.Task(task).ipc_space)
elif argv[0] == "-space":
space = int(argv[1], 0)
self.print_ipc_space_table(space)
else:
gdb.write(
"wrong args, usage $ xnu-ipc_entry-list -task/table {PTR} \n"
)
else:
gdb.write(f"wrong args\n")
except Exception:
raise gdb.GdbError(traceback.format_exc())
def invoke(self, arg, from_tty):
""" Parsing arguments, invoking printing.
You can print all theeads of current task (no argument to command),
All threads of current task xnu-threads current
All user threads - xnu-threads user
All threads whithin the system - xnu-threads
All threads of specific task - xnu-threads ${task_ptr}
"""
if sys_info.is_in_kernel_space() is False:
gdb.write("\nYou are currently in user space, "
"this functionality is not available here.\n\n")
return
try:
argv = gdb.string_to_argv(arg)
if len(argv) == 0:
self.print_all_threads(is_global=True)
elif len(argv) == 1:
if argv[0] == "user":
self.print_all_threads(user_only=True, is_global=True)
elif argv[0] == "current":
task = sys_info.get_current_task_ptr()
self.print_all_threads(task=task)
else:
try:
requested_task = int(argv[0], 0)
if sys_info.is_valid_ptr(requested_task):
if not types.is_task_exist(requested_task):
gdb.write(f"\nRequested task {argv[0]} do not exist"
f" in the tasks list of the system!\n\n\n")
self.print_all_threads(task=requested_task)
except Exception:
gdb.write("\nUsage: xnu-threads ${TASK_PTR}\n")
else:
gdb.write("\nUsage: xnu-threads ${TASK_PTR}\n")
except Exception:
raise gdb.GdbError(traceback.format_exc())