本文整理汇总了Python中Cryptodome.Util._raw_api.VoidPointer.address_of方法的典型用法代码示例。如果您正苦于以下问题：Python VoidPointer.address_of方法的具体用法？Python VoidPointer.address_of怎么用？Python VoidPointer.address_of使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Cryptodome.Util._raw_api.VoidPointer的用法示例。
在下文中一共展示了VoidPointer.address_of方法的13个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: __init__
# 需要导入模块: from Cryptodome.Util._raw_api import VoidPointer [as 别名]
# 或者: from Cryptodome.Util._raw_api.VoidPointer import address_of [as 别名]
def __init__(self, data, key, digest_bytes, update_after_digest):
"""
Initialize a BLAKE2b hash object.
"""
#: The size of the resulting hash in bytes.
self.digest_size = digest_bytes
self._update_after_digest = update_after_digest
self._digest_done = False
# See https://tools.ietf.org/html/draft-saarinen-blake2-02
if digest_bytes in (20, 32, 48, 64) and not key:
self.oid = "1.3.6.1.4.1.1722.12.2.1." + str(digest_bytes)
expect_byte_string(key)
state = VoidPointer()
result = _raw_blake2b_lib.blake2b_init(state.address_of(),
key,
c_size_t(len(key)),
c_size_t(digest_bytes)
)
if result:
raise ValueError("Error %d while instantiating BLAKE2b" % result)
self._state = SmartPointer(state.get(),
_raw_blake2b_lib.blake2b_destroy)
if data:
self.update(data)示例2: _create_base_cipher
# 需要导入模块: from Cryptodome.Util._raw_api import VoidPointer [as 别名]
# 或者: from Cryptodome.Util._raw_api.VoidPointer import address_of [as 别名]
def _create_base_cipher(dict_parameters):
"""This method instantiates and returns a handle to a low-level
base cipher. It will absorb named parameters in the process."""
try:
key = dict_parameters.pop("key")
except KeyError:
raise TypeError("Missing 'key' parameter")
effective_keylen = dict_parameters.pop("effective_keylen", 1024)
expect_byte_string(key)
if len(key) not in key_size:
raise ValueError("Incorrect ARC2 key length (%d bytes)" % len(key))
if not (40 < effective_keylen <= 1024):
raise ValueError("'effective_key_len' must be no larger than 1024 "
"(not %d)" % effective_keylen)
start_operation = _raw_arc2_lib.ARC2_start_operation
stop_operation = _raw_arc2_lib.ARC2_stop_operation
cipher = VoidPointer()
result = start_operation(key,
c_size_t(len(key)),
c_size_t(effective_keylen),
cipher.address_of())
if result:
raise ValueError("Error %X while instantiating the ARC2 cipher"
% result)
return SmartPointer(cipher.get(), stop_operation)示例3: __init__
# 需要导入模块: from Cryptodome.Util._raw_api import VoidPointer [as 别名]
# 或者: from Cryptodome.Util._raw_api.VoidPointer import address_of [as 别名]
def __init__(self, data, truncate):
self._truncate = truncate
if truncate is None:
self.oid = "2.16.840.1.101.3.4.2.3"
self.digest_size = 64
elif truncate == "224":
self.oid = "2.16.840.1.101.3.4.2.5"
self.digest_size = 28
elif truncate == "256":
self.oid = "2.16.840.1.101.3.4.2.6"
self.digest_size = 32
else:
raise ValueError("Incorrect truncation length. It must be '224' or '256'.")
state = VoidPointer()
result = _raw_sha512_lib.SHA512_init(state.address_of(),
c_size_t(self.digest_size))
if result:
raise ValueError("Error %d while instantiating SHA-512"
% result)
self._state = SmartPointer(state.get(),
_raw_sha512_lib.SHA512_destroy)
if data:
self.update(data)示例4: _create_base_cipher
# 需要导入模块: from Cryptodome.Util._raw_api import VoidPointer [as 别名]
# 或者: from Cryptodome.Util._raw_api.VoidPointer import address_of [as 别名]
def _create_base_cipher(dict_parameters):
"""This method instantiates and returns a handle to a low-level
base cipher. It will absorb named parameters in the process."""
try:
key = dict_parameters.pop("key")
except KeyError:
raise TypeError("Missing 'key' parameter")
expect_byte_string(key)
if len(key) != key_size:
raise ValueError("Incorrect DES key length (%d bytes)" % len(key))
start_operation = _raw_des_lib.DES_start_operation
stop_operation = _raw_des_lib.DES_stop_operation
cipher = VoidPointer()
result = start_operation(key,
c_size_t(len(key)),
cipher.address_of())
if result:
raise ValueError("Error %X while instantiating the DES cipher"
% result)
return SmartPointer(cipher.get(), stop_operation)示例5: _create_base_cipher
# 需要导入模块: from Cryptodome.Util._raw_api import VoidPointer [as 别名]
# 或者: from Cryptodome.Util._raw_api.VoidPointer import address_of [as 别名]
def _create_base_cipher(dict_parameters):
"""This method instantiates and returns a handle to a low-level
base cipher. It will absorb named parameters in the process."""
use_aesni = dict_parameters.pop("use_aesni", True)
try:
key = dict_parameters.pop("key")
except KeyError:
raise TypeError("Missing 'key' parameter")
if len(key) not in key_size:
raise ValueError("Incorrect AES key length (%d bytes)" % len(key))
if use_aesni and _raw_aesni_lib:
start_operation = _raw_aesni_lib.AESNI_start_operation
stop_operation = _raw_aesni_lib.AESNI_stop_operation
else:
start_operation = _raw_aes_lib.AES_start_operation
stop_operation = _raw_aes_lib.AES_stop_operation
cipher = VoidPointer()
result = start_operation(c_uint8_ptr(key),
c_size_t(len(key)),
cipher.address_of())
if result:
raise ValueError("Error %X while instantiating the AES cipher"
% result)
return SmartPointer(cipher.get(), stop_operation)示例6: __init__
# 需要导入模块: from Cryptodome.Util._raw_api import VoidPointer [as 别名]
# 或者: from Cryptodome.Util._raw_api.VoidPointer import address_of [as 别名]
def __init__(self, data=None):
state = VoidPointer()
result = _raw_md4_lib.md4_init(state.address_of())
if result:
raise ValueError("Error %d while instantiating MD4" % result)
self._state = SmartPointer(state.get(), _raw_md4_lib.md4_destroy)
if data:
self.update(data)示例7: __init__
# 需要导入模块: from Cryptodome.Util._raw_api import VoidPointer [as 别名]
# 或者: from Cryptodome.Util._raw_api.VoidPointer import address_of [as 别名]
def __init__(self, data, update_after_digest):
self._update_after_digest = update_after_digest
self._digest_done = False
state = VoidPointer()
result = _raw_keccak_lib.keccak_init(state.address_of(), c_size_t(self.digest_size * 2), 0x06)
if result:
raise ValueError("Error %d while instantiating SHA-3/224" % result)
self._state = SmartPointer(state.get(), _raw_keccak_lib.keccak_destroy)
if data:
self.update(data)示例8: __init__
# 需要导入模块: from Cryptodome.Util._raw_api import VoidPointer [as 别名]
# 或者: from Cryptodome.Util._raw_api.VoidPointer import address_of [as 别名]
def __init__(self, data=None):
state = VoidPointer()
result = _raw_keccak_lib.keccak_init(state.address_of(),
c_size_t(32),
0x1F)
if result:
raise ValueError("Error %d while instantiating SHAKE128"
% result)
self._state = SmartPointer(state.get(),
_raw_keccak_lib.keccak_destroy)
self._is_squeezing = False
if data:
self.update(data)示例9: __init__
# 需要导入模块: from Cryptodome.Util._raw_api import VoidPointer [as 别名]
# 或者: from Cryptodome.Util._raw_api.VoidPointer import address_of [as 别名]
def __init__(self, data, digest_bytes, update_after_digest):
# The size of the resulting hash in bytes.
self.digest_size = digest_bytes
self._update_after_digest = update_after_digest
self._digest_done = False
state = VoidPointer()
result = _raw_keccak_lib.keccak_init(state.address_of(),
c_size_t(self.digest_size * 2),
0x01)
if result:
raise ValueError("Error %d while instantiating keccak" % result)
self._state = SmartPointer(state.get(),
_raw_keccak_lib.keccak_destroy)
if data:
self.update(data)示例10: __init__
# 需要导入模块: from Cryptodome.Util._raw_api import VoidPointer [as 别名]
# 或者: from Cryptodome.Util._raw_api.VoidPointer import address_of [as 别名]
def __init__(self, r, s, data):
if len(r) != 16:
raise ValueError("Paramater r is not 16 bytes long")
if len(s) != 16:
raise ValueError("Parameter s is not 16 bytes long")
self._mac_tag = None
state = VoidPointer()
result = _raw_poly1305.poly1305_init(state.address_of(),
c_uint8_ptr(r),
c_size_t(len(r)),
c_uint8_ptr(s),
c_size_t(len(s))
)
if result:
raise ValueError("Error %d while instantiating Poly1305" % result)
self._state = SmartPointer(state.get(),
_raw_poly1305.poly1305_destroy)
if data:
self.update(data)示例11: _create_base_cipher
# 需要导入模块: from Cryptodome.Util._raw_api import VoidPointer [as 别名]
# 或者: from Cryptodome.Util._raw_api.VoidPointer import address_of [as 别名]
def _create_base_cipher(dict_parameters):
"""This method instantiates and returns a handle to a low-level base cipher.
It will absorb named parameters in the process."""
try:
key_in = dict_parameters.pop("key")
except KeyError:
raise TypeError("Missing 'key' parameter")
key = adjust_key_parity(bstr(key_in))
start_operation = _raw_des3_lib.DES3_start_operation
stop_operation = _raw_des3_lib.DES3_stop_operation
cipher = VoidPointer()
result = start_operation(key,
c_size_t(len(key)),
cipher.address_of())
if result:
raise ValueError("Error %X while instantiating the TDES cipher"
% result)
return SmartPointer(cipher.get(), stop_operation)示例12: _create_base_cipher
# 需要导入模块: from Cryptodome.Util._raw_api import VoidPointer [as 别名]
# 或者: from Cryptodome.Util._raw_api.VoidPointer import address_of [as 别名]
def _create_base_cipher(dict_parameters):
"""This method instantiates and returns a smart pointer to
a low-level base cipher. It will absorb named parameters in
the process."""
try:
key = dict_parameters.pop("key")
except KeyError:
raise TypeError("Missing 'key' parameter")
expect_byte_string(key)
if len(key) not in key_size:
raise ValueError("Incorrect Blowfish key length (%d bytes)" % len(key))
start_operation = _raw_blowfish_lib.Blowfish_start_operation
stop_operation = _raw_blowfish_lib.Blowfish_stop_operation
void_p = VoidPointer()
result = start_operation(key, c_size_t(len(key)), void_p.address_of())
if result:
raise ValueError("Error %X while instantiating the Blowfish cipher"
% result)
return SmartPointer(void_p.get(), stop_operation)示例13: __init__
# 需要导入模块: from Cryptodome.Util._raw_api import VoidPointer [as 别名]
# 或者: from Cryptodome.Util._raw_api.VoidPointer import address_of [as 别名]
def __init__(self, data, key, digest_bytes, update_after_digest):
# The size of the resulting hash in bytes.
self.digest_size = digest_bytes
self._update_after_digest = update_after_digest
self._digest_done = False
# See https://tools.ietf.org/html/rfc7693
if digest_bytes in (16, 20, 28, 32) and not key:
self.oid = "1.3.6.1.4.1.1722.12.2.2." + str(digest_bytes)
state = VoidPointer()
result = _raw_blake2s_lib.blake2s_init(state.address_of(),
c_uint8_ptr(key),
c_size_t(len(key)),
c_size_t(digest_bytes)
)
if result:
raise ValueError("Error %d while instantiating BLAKE2s" % result)
self._state = SmartPointer(state.get(),
_raw_blake2s_lib.blake2s_destroy)
if data:
self.update(data)