mirror of https://github.com/jumpserver/jumpserver
71 lines
2.1 KiB
Python
71 lines
2.1 KiB
Python
from ctypes import *
|
|
|
|
from .exception import PiicoError
|
|
from .session import Session
|
|
from .cipher import *
|
|
from .digest import *
|
|
|
|
|
|
class Device:
|
|
_driver = None
|
|
__device = None
|
|
|
|
def open(self, driver_path="./libpiico_ccmu.so"):
|
|
# load driver
|
|
self.__load_driver(driver_path)
|
|
# open device
|
|
self.__open_device()
|
|
|
|
def close(self):
|
|
if self.__device is None:
|
|
raise Exception("device not turned on")
|
|
ret = self._driver.SDF_CloseDevice(self.__device)
|
|
if ret != 0:
|
|
raise Exception("turn off device failed")
|
|
self.__device = None
|
|
|
|
def new_session(self):
|
|
session = c_void_p()
|
|
ret = self._driver.SDF_OpenSession(self.__device, pointer(session))
|
|
if ret != 0:
|
|
raise Exception("create session failed")
|
|
return Session(self._driver, session)
|
|
|
|
def generate_ecc_key_pair(self):
|
|
session = self.new_session()
|
|
return session.generate_ecc_key_pair(alg_id=0x00020200)
|
|
|
|
def generate_random(self, length=64):
|
|
session = self.new_session()
|
|
return session.generate_random(length)
|
|
|
|
def new_sm2_ecc_cipher(self, public_key, private_key):
|
|
session = self.new_session()
|
|
return ECCCipher(session, public_key, private_key)
|
|
|
|
def new_sm4_ebc_cipher(self, key_val):
|
|
session = self.new_session()
|
|
return EBCCipher(session, key_val)
|
|
|
|
def new_sm4_cbc_cipher(self, key_val, iv):
|
|
session = self.new_session()
|
|
return CBCCipher(session, key_val, iv)
|
|
|
|
def new_digest(self, mode="sm3"):
|
|
session = self.new_session()
|
|
return Digest(session, mode)
|
|
|
|
def __load_driver(self, path):
|
|
# check driver status
|
|
if self._driver is not None:
|
|
raise Exception("already load driver")
|
|
# load driver
|
|
self._driver = cdll.LoadLibrary(path)
|
|
|
|
def __open_device(self):
|
|
device = c_void_p()
|
|
ret = self._driver.SDF_OpenDevice(pointer(device))
|
|
if ret != 0:
|
|
raise PiicoError("open piico device failed", ret)
|
|
self.__device = device
|