FM / Hash

/opt/alt/python27/lib64/python2.7/site-packages/Crypto/Hash/

/opt/alt/python27/lib64/python2.7/site-packages/Crypto/Hash

Name	Size	Mode	Actions
hashalgo.py	3984	0644	edit dl rm
hashalgo.pyc	3977	0644	edit dl rm
hashalgo.pyo	3977	0644	edit dl rm
HMAC.py	7302	0644	edit dl rm
HMAC.pyc	6201	0644	edit dl rm
HMAC.pyo	6201	0644	edit dl rm
MD2.py	2734	0644	edit dl rm
MD2.pyc	2182	0644	edit dl rm
MD2.pyo	2182	0644	edit dl rm
MD4.py	2716	0644	edit dl rm
MD4.pyc	2169	0644	edit dl rm
MD4.pyo	2169	0644	edit dl rm
MD5.py	2863	0644	edit dl rm
MD5.pyc	2216	0644	edit dl rm
MD5.pyo	2216	0644	edit dl rm
RIPEMD.py	3005	0644	edit dl rm
RIPEMD.pyc	2409	0644	edit dl rm
RIPEMD.pyo	2409	0644	edit dl rm
SHA.py	2841	0644	edit dl rm
SHA.pyc	2201	0644	edit dl rm
SHA.pyo	2201	0644	edit dl rm
SHA224.py	2851	0644	edit dl rm
SHA224.pyc	2257	0644	edit dl rm
SHA224.pyo	2257	0644	edit dl rm
SHA256.py	2852	0644	edit dl rm
SHA256.pyc	2257	0644	edit dl rm
SHA256.pyo	2257	0644	edit dl rm
SHA384.py	2853	0644	edit dl rm
SHA384.pyc	2257	0644	edit dl rm
SHA384.pyo	2257	0644	edit dl rm
SHA512.py	2850	0644	edit dl rm
SHA512.pyc	2257	0644	edit dl rm
SHA512.pyo	2257	0644	edit dl rm
_MD2.so	29811	0755	edit dl rm
_MD4.so	33767	0755	edit dl rm
_RIPEMD160.so	38725	0755	edit dl rm
_SHA224.so	33177	0755	edit dl rm
_SHA256.so	33177	0755	edit dl rm
_SHA384.so	33153	0755	edit dl rm
_SHA512.so	33153	0755	edit dl rm
__init__.py	2432	0644	edit dl rm
__init__.pyc	1668	0644	edit dl rm
__init__.pyo	1668	0644	edit dl rm

Edit: /opt/alt/python27/lib64/python2.7/site-packages/Crypto/Hash/SHA.py (2841B)

# -*- coding: utf-8 -*-
#
# ===================================================================
# The contents of this file are dedicated to the public domain.  To
# the extent that dedication to the public domain is not available,
# everyone is granted a worldwide, perpetual, royalty-free,
# non-exclusive license to exercise all rights associated with the
# contents of this file for any purpose whatsoever.
# No rights are reserved.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
# ===================================================================

"""SHA-1 cryptographic hash algorithm.

SHA-1_ produces the 160 bit digest of a message.

>>> from Crypto.Hash import SHA
    >>>
    >>> h = SHA.new()
    >>> h.update(b'Hello')
    >>> print h.hexdigest()

*SHA* stands for Secure Hash Algorithm.

This algorithm is not considered secure. Do not use it for new designs.

.. _SHA-1: http://csrc.nist.gov/publications/fips/fips180-2/fips180-2.pdf
"""

_revision__ = "$Id$"

__all__ = ['new', 'digest_size', 'SHA1Hash' ]

from Crypto.Util.py3compat import *
from Crypto.Hash.hashalgo import HashAlgo

try:
    # The sha module is deprecated in Python 2.6, so use hashlib when possible.
    import hashlib
    hashFactory = hashlib.sha1

except ImportError:
    import sha
    hashFactory = sha

class SHA1Hash(HashAlgo):
    """Class that implements a SHA-1 hash
    
    :undocumented: block_size
    """

#: ASN.1 Object identifier (OID)::
    #:
    #:  id-sha1    OBJECT IDENTIFIER ::= {
    #:      iso(1) identified-organization(3) oiw(14) secsig(3)
    #:       algorithms(2) 26
    #:  }
    #:
    #: This value uniquely identifies the SHA-1 algorithm.
    oid = b('\x06\x05\x2b\x0e\x03\x02\x1a')

digest_size = 20
    block_size = 64

def __init__(self, data=None):
        HashAlgo.__init__(self, hashFactory, data)

def new(self, data=None):
        return SHA1Hash(data)

def new(data=None):
    """Return a fresh instance of the hash object.

:Parameters:
       data : byte string
        The very first chunk of the message to hash.
        It is equivalent to an early call to `SHA1Hash.update()`.
        Optional.

:Return: A `SHA1Hash` object
    """
    return SHA1Hash().new(data)

#: The size of the resulting hash in bytes.
digest_size = SHA1Hash.digest_size

#: The internal block size of the hash algorithm in bytes.
block_size = SHA1Hash.block_size

cmd: