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import hashlib
import hmac

from msldap.crypto.BASE import hashBASE, hmacBASE
from msldap.crypto.MD4 import MD4

class md5(hashBASE):
	def __init__(self, data = None):
		hashBASE.__init__(self, data)
	def setup_hash(self):
		self._hash = hashlib.new('md5')
	def update(self, data):
		return self._hash.update(data)
	def digest(self):
		return self._hash.digest()
	def hexdigest(self):
		return self._hash.hexdigest()

#class md4(hashBASE):
#	def __init__(self, data = None):
#		hashBASE.__init__(self, data)
#	def setup_hash(self):
#		self._hash = hashlib.new('md4')
#	def update(self, data):
#		return self._hash.update(data)
#	def digest(self):
#		return self._hash.digest()
#	def hexdigest(self):
#		return self._hash.hexdigest()

md4 = MD4

class hmac_md5(hmacBASE):
	def __init__(self, key):
		hmacBASE.__init__(self, key)
	def setup_hash(self):
		self._hmac = hmac.new(self._key, digestmod = hashlib.md5)
	def update(self, data):
		return self._hmac.update(data)
	def digest(self):
		return self._hmac.digest()
	def hexdigest(self):
		return self._hmac.hexdigest()	

class sha256():
	def __init__(self, data = None):
		hashBASE.__init__(self, data)
	def setup_hash(self):
		self._hash = hashlib.new('sha256')
	def update(self, data):
		return self._hash.update(data)
	def digest(self):
		return self._hash.digest()
	def hexdigest(self):
		return self._hash.hexdigest()