0,0 → 1,31 |
""" md5Hash.py |
Wrapper for python md5 module to support crypo module standard interface |
""" |
import md5 |
from crypto.hash.hash import Hash |
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class MD5(Hash): |
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def __init__( self ): |
self.name = 'MD5' |
self.blocksize = 1 # single octets can be hashed by padding to raw block size |
self.raw_block_size = 64 # MD5 operates on 512 bits or 64 byte blocks |
self.digest_size = 16 # or 128 bits |
self.reset() |
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def reset(self): |
self.pymd5 = md5.new() |
def update(self,data): |
""" Update the md5 object with the string arg. Repeated calls are |
equivalent to a single call with the concatenation of all the |
arguments: m.update(a); m.update(b) is equivalent to m.update(a+b). |
""" |
self.pymd5.update(data) |
def digest(self): |
""" Return the digest of the strings passed to the update() |
method so far. This is a 20-byte string which may contain |
non-ASCII characters, including null bytes. |
""" |
return self.pymd5.digest() |
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