관리-도구
편집 파일: hmac.cpython-33.pyc
� �� fX c @ s� d Z d d l Z d d l m Z e d d � e d � D� � Z e d d � e d � D� � Z d Z Gd d � d � Z d d d d � Z d S( ux HMAC (Keyed-Hashing for Message Authentication) Python module. Implements the HMAC algorithm as described by RFC 2104. i N( u _compare_digestc c s | ] } | d AVq d S( i\ N( ( u .0u x( ( u) /opt/alt/python33/lib64/python3.3/hmac.pyu <genexpr> s u <genexpr>i c c s | ] } | d AVq d S( i6 N( ( u .0u x( ( u) /opt/alt/python33/lib64/python3.3/hmac.pyu <genexpr> s c B sn | Ee Z d Z d Z d Z d d d d � Z d d � Z d d � Z d d � Z d d � Z d d � Z d S( u HMACu~ RFC 2104 HMAC class. Also complies with RFC 4231. This supports the API for Cryptographic Hash Functions (PEP 247). i@ c s� t | t � s+ t d t | � j � � n � d k rO d d l } | j � n t � � rg � | _ n d � f d d � | _ | j � | _ | j � | _ | j j | _ t | j d � r| j j } | d k r(t j d | | j f t d � | j } q(n# t j d | j t d � | j } t | � | k rR| j | � j � } n | t | t | � � } | j j | j t � � | j j | j t � � | d k r�| j | � n d S( uk Create a new HMAC object. key: key for the keyed hash object. msg: Initial input for the hash, if provided. digestmod: A module supporting PEP 247. *OR* A hashlib constructor returning a new hash object. Defaults to hashlib.md5. Note: key and msg must be bytes objects. u key: expected bytes, but got %ri Ns c s � j | � S( N( u new( u d( u digestmod( u) /opt/alt/python33/lib64/python3.3/hmac.pyu <lambda>/ s u HMAC.__init__.<locals>.<lambda>u block_sizei u: block_size of %d seems too small; using our default of %d.i u< No block_size attribute on given digest object; Assuming %d.( u isinstanceu bytesu TypeErroru typeu __name__u Noneu hashlibu md5u callableu digest_consu outeru inneru digest_sizeu hasattru block_sizeu _warningsu warnu blocksizeu RuntimeWarningu lenu digestu updateu translateu trans_5Cu trans_36( u selfu keyu msgu digestmodu hashlibu blocksize( ( u digestmodu) /opt/alt/python33/lib64/python3.3/hmac.pyu __init__ s: u HMAC.__init__c C s? t | t � s+ t d t | � j � � n | j j | � d S( u8 Update this hashing object with the string msg. u expected bytes, but got %rN( u isinstanceu bytesu TypeErroru typeu __name__u inneru update( u selfu msg( ( u) /opt/alt/python33/lib64/python3.3/hmac.pyu updateK s u HMAC.updatec C sU | j j | j � } | j | _ | j | _ | j j � | _ | j j � | _ | S( uy Return a separate copy of this hashing object. An update to this copy won't affect the original object. ( u __class__u __new__u digest_consu digest_sizeu inneru copyu outer( u selfu other( ( u) /opt/alt/python33/lib64/python3.3/hmac.pyu copyR s u HMAC.copyc C s) | j j � } | j | j j � � | S( uw Return a hash object for the current state. To be used only internally with digest() and hexdigest(). ( u outeru copyu updateu inneru digest( u selfu h( ( u) /opt/alt/python33/lib64/python3.3/hmac.pyu _current_ s u HMAC._currentc C s | j � } | j � S( u� Return the hash value of this hashing object. This returns a string containing 8-bit data. The object is not altered in any way by this function; you can continue updating the object after calling this function. ( u _currentu digest( u selfu h( ( u) /opt/alt/python33/lib64/python3.3/hmac.pyu digesth s u HMAC.digestc C s | j � } | j � S( uK Like digest(), but returns a string of hexadecimal digits instead. ( u _currentu hexdigest( u selfu h( ( u) /opt/alt/python33/lib64/python3.3/hmac.pyu hexdigestr s u HMAC.hexdigestN( u __name__u __module__u __qualname__u __doc__u blocksizeu Noneu __init__u updateu copyu _currentu digestu hexdigest( u __locals__( ( u) /opt/alt/python33/lib64/python3.3/hmac.pyu HMAC s 2 u HMACc C s t | | | � S( uV Create a new hashing object and return it. key: The starting key for the hash. msg: if available, will immediately be hashed into the object's starting state. You can now feed arbitrary strings into the object using its update() method, and can ask for the hash value at any time by calling its digest() method. ( u HMAC( u keyu msgu digestmod( ( u) /opt/alt/python33/lib64/python3.3/hmac.pyu newx s u new( u __doc__u warningsu _warningsu operatoru _compare_digestu compare_digestu bytesu rangeu trans_5Cu trans_36u Noneu digest_sizeu HMACu new( ( ( u) /opt/alt/python33/lib64/python3.3/hmac.pyu <module> s f