SkullCyberArmy Bypass Shell

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Soft : Apache
Ip : 203.161.60.200
Port : 443

File Name : BLAKE2b.py

# ===================================================================
#
# Copyright (c) 2014, Legrandin <helderijs@gmail.com>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in
#    the documentation and/or other materials provided with the
#    distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
# ===================================================================

from binascii import unhexlify

from Crypto.Util.py3compat import bord, tobytes

from Crypto.Random import get_random_bytes
from Crypto.Util._raw_api import (load_pycryptodome_raw_lib,
                                  VoidPointer, SmartPointer,
                                  create_string_buffer,
                                  get_raw_buffer, c_size_t,
                                  c_uint8_ptr)

_raw_blake2b_lib = load_pycryptodome_raw_lib("Crypto.Hash._BLAKE2b",
                        """
                        int blake2b_init(void **state,
                                         const uint8_t *key,
                                         size_t key_size,
                                         size_t digest_size);
                        int blake2b_destroy(void *state);
                        int blake2b_update(void *state,
                                           const uint8_t *buf,
                                           size_t len);
                        int blake2b_digest(const void *state,
                                           uint8_t digest[64]);
                        int blake2b_copy(const void *src, void *dst);
                        """)

class BLAKE2b_Hash(object):
    """A BLAKE2b hash object.
    Do not instantiate directly. Use the :func:`new` function.

:ivar oid: ASN.1 Object ID
    :vartype oid: string

:ivar block_size: the size in bytes of the internal message block,
                      input to the compression function
    :vartype block_size: integer

:ivar digest_size: the size in bytes of the resulting hash
    :vartype digest_size: integer
    """

# The internal block size of the hash algorithm in bytes.
    block_size = 64

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 (20, 32, 48, 64) and not key:
            self.oid = "1.3.6.1.4.1.1722.12.2.1." + str(digest_bytes)

state = VoidPointer()
        result = _raw_blake2b_lib.blake2b_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 BLAKE2b" % result)
        self._state = SmartPointer(state.get(),
                                   _raw_blake2b_lib.blake2b_destroy)
        if data:
            self.update(data)

def update(self, data):
        """Continue hashing of a message by consuming the next chunk of data.

Args:
            data (bytes/bytearray/memoryview): The next chunk of the message being hashed.
        """

if self._digest_done and not self._update_after_digest:
            raise TypeError("You can only call 'digest' or 'hexdigest' on this object")

result = _raw_blake2b_lib.blake2b_update(self._state.get(),
                                                 c_uint8_ptr(data),
                                                 c_size_t(len(data)))
        if result:
            raise ValueError("Error %d while hashing BLAKE2b data" % result)
        return self

def digest(self):
        """Return the **binary** (non-printable) digest of the message that has been hashed so far.

:return: The hash digest, computed over the data processed so far.
                 Binary form.
        :rtype: byte string
        """

bfr = create_string_buffer(64)
        result = _raw_blake2b_lib.blake2b_digest(self._state.get(),
                                                 bfr)
        if result:
            raise ValueError("Error %d while creating BLAKE2b digest" % result)

self._digest_done = True

return get_raw_buffer(bfr)[:self.digest_size]

def hexdigest(self):
        """Return the **printable** digest of the message that has been hashed so far.

:return: The hash digest, computed over the data processed so far.
                 Hexadecimal encoded.
        :rtype: string
        """

return "".join(["%02x" % bord(x) for x in tuple(self.digest())])

def verify(self, mac_tag):
        """Verify that a given **binary** MAC (computed by another party)
        is valid.

Args:
          mac_tag (bytes/bytearray/memoryview): the expected MAC of the message.

Raises:
            ValueError: if the MAC does not match. It means that the message
                has been tampered with or that the MAC key is incorrect.
        """

secret = get_random_bytes(16)

mac1 = new(digest_bits=160, key=secret, data=mac_tag)
        mac2 = new(digest_bits=160, key=secret, data=self.digest())

if mac1.digest() != mac2.digest():
            raise ValueError("MAC check failed")

def hexverify(self, hex_mac_tag):
        """Verify that a given **printable** MAC (computed by another party)
        is valid.

Args:
            hex_mac_tag (string): the expected MAC of the message, as a hexadecimal string.

Raises:
            ValueError: if the MAC does not match. It means that the message
                has been tampered with or that the MAC key is incorrect.
        """

self.verify(unhexlify(tobytes(hex_mac_tag)))

def new(self, **kwargs):
        """Return a new instance of a BLAKE2b hash object.
        See :func:`new`.
        """

if "digest_bytes" not in kwargs and "digest_bits" not in kwargs:
            kwargs["digest_bytes"] = self.digest_size

return new(**kwargs)

def new(**kwargs):
    """Create a new hash object.

Args:
        data (bytes/bytearray/memoryview):
            Optional. The very first chunk of the message to hash.
            It is equivalent to an early call to :meth:`BLAKE2b_Hash.update`.
        digest_bytes (integer):
            Optional. The size of the digest, in bytes (1 to 64). Default is 64.
        digest_bits (integer):
            Optional and alternative to ``digest_bytes``.
            The size of the digest, in bits (8 to 512, in steps of 8).
            Default is 512.
        key (bytes/bytearray/memoryview):
            Optional. The key to use to compute the MAC (1 to 64 bytes).
            If not specified, no key will be used.
        update_after_digest (boolean):
            Optional. By default, a hash object cannot be updated anymore after
            the digest is computed. When this flag is ``True``, such check
            is no longer enforced.

Returns:
        A :class:`BLAKE2b_Hash` hash object
    """

data = kwargs.pop("data", None)
    update_after_digest = kwargs.pop("update_after_digest", False)

digest_bytes = kwargs.pop("digest_bytes", None)
    digest_bits = kwargs.pop("digest_bits", None)
    if None not in (digest_bytes, digest_bits):
        raise TypeError("Only one digest parameter must be provided")
    if (None, None) == (digest_bytes, digest_bits):
        digest_bytes = 64
    if digest_bytes is not None:
        if not (1 <= digest_bytes <= 64):
            raise ValueError("'digest_bytes' not in range 1..64")
    else:
        if not (8 <= digest_bits <= 512) or (digest_bits % 8):
            raise ValueError("'digest_bits' not in range 8..512, "
                             "with steps of 8")
        digest_bytes = digest_bits // 8

key = kwargs.pop("key", b"")
    if len(key) > 64:
        raise ValueError("BLAKE2b key cannot exceed 64 bytes")

if kwargs:
        raise TypeError("Unknown parameters: " + str(kwargs))

return BLAKE2b_Hash(data, key, digest_bytes, update_after_digest)

Name	Type	Size	Permission	Last Modified	Actions
.	dir	-	0755	2023-09-12 12:51:39
..	dir	-	0755	2023-09-12 12:51:40
__pycache__	dir	-	0755	2023-09-12 12:51:39
BLAKE2b.py	text/x-script.python	9.2 KB	0644	2023-06-23 12:19:28
BLAKE2b.pyi	text/x-script.python	906 B	0644	2023-06-23 12:19:28
BLAKE2s.py	text/x-script.python	9.21 KB	0644	2023-06-23 12:19:28
BLAKE2s.pyi	text/x-script.python	739 B	0644	2023-06-23 12:19:28
CMAC.py	text/x-script.python	10.11 KB	0644	2023-06-23 12:19:28
CMAC.pyi	text/x-script.python	822 B	0644	2023-06-23 12:19:28
HMAC.py	text/x-script.python	6.86 KB	0644	2023-06-23 12:19:28
HMAC.pyi	text/x-script.python	624 B	0644	2023-06-23 12:19:28
KMAC128.py	text/x-script.python	5.81 KB	0644	2023-06-23 12:19:28
KMAC128.pyi	text/x-script.python	903 B	0644	2023-06-23 12:19:28
KMAC256.py	text/x-script.python	2.84 KB	0644	2023-06-23 12:19:28
KMAC256.pyi	text/x-script.python	226 B	0644	2023-06-23 12:19:28
KangarooTwelve.py	text/x-script.python	8.82 KB	0644	2023-06-23 12:19:28
KangarooTwelve.pyi	text/x-script.python	572 B	0644	2023-06-23 12:19:28
MD2.py	text/x-script.python	5.97 KB	0644	2023-06-23 12:19:28
MD2.pyi	text/x-script.python	492 B	0644	2023-06-23 12:19:28
MD4.py	text/x-script.python	6.43 KB	0644	2023-06-23 12:19:28
MD4.pyi	text/x-script.python	532 B	0644	2023-06-23 12:19:28
MD5.py	text/x-script.python	6.46 KB	0644	2023-06-23 12:19:28
MD5.pyi	text/x-script.python	492 B	0644	2023-06-23 12:19:28
Poly1305.py	text/x-script.python	7.88 KB	0644	2023-06-23 12:19:28
Poly1305.pyi	text/x-script.python	665 B	0644	2023-06-23 12:19:28
RIPEMD.py	text/x-script.python	1.17 KB	0644	2023-06-23 12:19:28
RIPEMD.pyi	text/plain	94 B	0644	2023-06-23 12:19:28
RIPEMD160.py	text/x-script.python	6.25 KB	0644	2023-06-23 12:19:28
RIPEMD160.pyi	text/x-script.python	516 B	0644	2023-06-23 12:19:28
SHA.py	text/x-script.python	1.12 KB	0644	2023-06-23 12:19:28
SHA.pyi	text/x-script.python	161 B	0644	2023-06-23 12:19:28
SHA1.py	text/x-script.python	6.53 KB	0644	2023-06-23 12:19:28
SHA1.pyi	text/x-script.python	536 B	0644	2023-06-23 12:19:28
SHA224.py	text/x-script.python	6.74 KB	0644	2023-06-23 12:19:28
SHA224.pyi	text/x-script.python	544 B	0644	2023-06-23 12:19:28
SHA256.py	text/x-script.python	6.74 KB	0644	2023-06-23 12:19:28
SHA256.pyi	text/x-script.python	612 B	0644	2023-06-23 12:19:28
SHA384.py	text/x-script.python	6.74 KB	0644	2023-06-23 12:19:28
SHA384.pyi	text/x-script.python	544 B	0644	2023-06-23 12:19:28
SHA3_224.py	text/x-script.python	6.03 KB	0644	2023-06-23 12:19:28
SHA3_224.pyi	text/x-script.python	605 B	0644	2023-06-23 12:19:28
SHA3_256.py	text/x-script.python	6.03 KB	0644	2023-06-23 12:19:28
SHA3_256.pyi	text/x-script.python	605 B	0644	2023-06-23 12:19:28
SHA3_384.py	text/x-script.python	6.13 KB	0644	2023-06-23 12:19:28
SHA3_384.pyi	text/x-script.python	605 B	0644	2023-06-23 12:19:28
SHA3_512.py	text/x-script.python	5.99 KB	0644	2023-06-23 12:19:28
SHA3_512.pyi	text/x-script.python	605 B	0644	2023-06-23 12:19:28
SHA512.py	text/x-script.python	7.54 KB	0644	2023-06-23 12:19:28
SHA512.pyi	text/x-script.python	622 B	0644	2023-06-23 12:19:28
SHAKE128.py	text/x-script.python	4.65 KB	0644	2023-06-23 12:19:28
SHAKE128.pyi	text/x-script.python	437 B	0644	2023-06-23 12:19:28
SHAKE256.py	text/x-script.python	4.65 KB	0644	2023-06-23 12:19:28
SHAKE256.pyi	text/x-script.python	437 B	0644	2023-06-23 12:19:28
TupleHash128.py	text/x-script.python	4.61 KB	0644	2023-06-23 12:19:28
TupleHash128.pyi	text/x-script.python	652 B	0644	2023-06-23 12:19:28
TupleHash256.py	text/x-script.python	2.84 KB	0644	2023-06-23 12:19:28
TupleHash256.pyi	text/x-script.python	144 B	0644	2023-06-23 12:19:28
_BLAKE2b.abi3.so	application/x-pie-executable	26.78 KB	0755	2023-06-23 12:19:28
_BLAKE2s.abi3.so	application/x-pie-executable	26.32 KB	0755	2023-06-23 12:19:28
_MD2.abi3.so	application/x-pie-executable	22.59 KB	0755	2023-06-23 12:19:28
_MD4.abi3.so	application/x-pie-executable	26.55 KB	0755	2023-06-23 12:19:28
_MD5.abi3.so	application/x-pie-executable	31.26 KB	0755	2023-06-23 12:19:28
_RIPEMD160.abi3.so	application/x-pie-executable	59.3 KB	0755	2023-06-23 12:19:28
_SHA1.abi3.so	application/x-pie-executable	70.38 KB	0755	2023-06-23 12:19:28
_SHA224.abi3.so	application/x-pie-executable	44.7 KB	0755	2023-06-23 12:19:28
_SHA256.abi3.so	application/x-pie-executable	44.76 KB	0755	2023-06-23 12:19:28
_SHA384.abi3.so	application/x-pie-executable	52.89 KB	0755	2023-06-23 12:19:28
_SHA512.abi3.so	application/x-pie-executable	52.93 KB	0755	2023-06-23 12:19:28
__init__.py	text/plain	1.21 KB	0644	2023-06-23 12:19:28
__init__.pyi	application/x-empty	0 B	0644	2023-06-23 12:19:28
_ghash_clmul.abi3.so	application/x-pie-executable	57.01 KB	0755	2023-06-23 12:19:28
_ghash_portable.abi3.so	application/x-pie-executable	24.44 KB	0755	2023-06-23 12:19:28
_keccak.abi3.so	application/x-pie-executable	40.66 KB	0755	2023-06-23 12:19:28
_poly1305.abi3.so	application/x-pie-executable	32.64 KB	0755	2023-06-23 12:19:28
cSHAKE128.py	text/x-script.python	6.17 KB	0644	2023-06-23 12:19:28
cSHAKE128.pyi	text/x-script.python	499 B	0644	2023-06-23 12:19:28
cSHAKE256.py	text/x-script.python	2.15 KB	0644	2023-06-23 12:19:28
cSHAKE256.pyi	text/x-script.python	231 B	0644	2023-06-23 12:19:28
keccak.py	text/x-script.python	7.37 KB	0644	2023-06-23 12:19:28
keccak.pyi	text/x-script.python	741 B	0644	2023-06-23 12:19:28