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__module__( ( ( s< /usr/lib/python2.7/dist-packages/Crypto/PublicKey/ElGamal.pyR s c C s} t ƒ } | r | d ƒ n xI t t | d | ƒ ƒ } d | d | _ t j | j d | ƒr Pq q | r{ | d ƒ n x˜ t t j d | j | ƒ d | j ƒ | _ | j d k r½ q~ n | j d | j d k rÝ q~ n t j | j | j ƒ } | j d | d k rq~ n Pq~ | r)| d ƒ n t j d | j d | ƒ | _
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sí generate(bits:int, randfunc:callable, progress_func:callable)
Generate an ElGamal key of length 'bits', using 'randfunc' to get
random data and 'progress_func', if present, to display
the progress of the key generation.
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ElGamalobjt bignumt getPrimet pR t isPrimet powt getRandomRanget gt inverset xt y( t bitsR t
progress_funct objt qt ginv( ( s< /usr/lib/python2.7/dist-packages/Crypto/PublicKey/ElGamal.pyt generate# s6
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: ElGamalobj
Construct an ElGamal key from a 3- or 4-tuple of numbers.
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ValueErrort ranget keydatat setattr( t tupleR t it field( ( s< /usr/lib/python2.7/dist-packages/Crypto/PublicKey/ElGamal.pyt constructZ s
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R R ( t selft Mt Kt at b( ( s< /usr/lib/python2.7/dist-packages/Crypto/PublicKey/ElGamal.pyt _encryptk s #c C s_ t | d ƒ s t d ƒ ‚ n t | d | j | j ƒ } | d t | | j ƒ | j } | S( NR s( Private key not available in this objecti i ( t hasattrt TypeErrorR R R R ( R R! t axt plaintext( ( s< /usr/lib/python2.7/dist-packages/Crypto/PublicKey/ElGamal.pyt _decryptp s
!c C sº t | d ƒ s t d ƒ ‚ n | j d } t | | ƒ d k rO t d ƒ ‚ n t | j | | j ƒ } | | j | | } x | d k r˜ | | } q W| t | | ƒ | } | | f S( NR s( Private key not available in this objecti s Bad K value: GCD(K,p-1)!=1i ( R& R' R t GCDR R R
R R ( R R! R" t p1R# t tR$ ( ( s< /usr/lib/python2.7/dist-packages/Crypto/PublicKey/ElGamal.pyt _signw s
c C s› | d d k s' | d | j d k r+ d St | j | d | j ƒ } | t | d | d | j ƒ | j } t | j | | j ƒ } | | k r— d Sd S( Ni i ( R R R R
( R R! t sigt v1t v2( ( s< /usr/lib/python2.7/dist-packages/Crypto/PublicKey/ElGamal.pyt _verifyƒ s ' ( c C s t j | j ƒ d S( sB Return the maximum number of bits that can be handled by this key.i ( R t sizeR ( R ( ( s< /usr/lib/python2.7/dist-packages/Crypto/PublicKey/ElGamal.pyR3 s c C s t | d ƒ r d Sd Sd S( sQ Return a Boolean denoting whether the object contains
private components.R i i N( R& ( R ( ( s< /usr/lib/python2.7/dist-packages/Crypto/PublicKey/ElGamal.pyt has_private‘ s c C s t | j | j | j f ƒ S( s? Return a new key object containing only the public information.( R R R
R ( R ( ( s< /usr/lib/python2.7/dist-packages/Crypto/PublicKey/ElGamal.pyt publickey™ s (
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N( t __revision__t Crypto.PublicKey.pubkeyt Crypto.UtilR t ExceptionR t NoneR R t pubkeyR t object( ( ( s< /usr/lib/python2.7/dist-packages/Crypto/PublicKey/ElGamal.pyt <module> s
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