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� \��Xc @ sR d Z d d l m Z m Z d d l m Z m Z d d l Z e j e � Z d d l m Z d d l m Z m Z d d l m Z m Z m Z m Z d d l m Z d d l j j Z d d d d d d g Z d e j e j e j e j f d � � YZ d d e d � Z" e" d d d d e d � �Z# e" d d d � Z$ e" d d d � Z% e j& d e# d d d e' �Z( e j& d e$ d! d" d e' �Z) e j& d# e% d$ d% d e' �Z* d& Z+ d e j e j e j e j f d' � � YZ, d e j e j- e j f d( � � YZ. d) e j e j e j f d* � � YZ/ d e j e j e j e j f d+ � � YZ0 d S(, s, passlib.handlers.pbkdf - PBKDF2 based hashesi����( t hexlifyt unhexlify( t b64encodet b64decodeN( t to_unicode( t ab64_decodet ab64_encode( t str_to_basciit ut uascii_to_strt unicode( t pbkdf2_hmact pbkdf2_sha1t pbkdf2_sha256t pbkdf2_sha512t cta_pbkdf2_sha1t dlitz_pbkdf2_sha1t grub_pbkdf2_sha512t Pbkdf2DigestHandlerc B sh e Z d Z d Z e j Z d Z d Z d Z d Z d Z d Z d Z e d � � Z d � Z d � Z RS( s1 base class for various pbkdf2_{digest} algorithmst saltt salt_sizet roundsi i i I���� t linearc C sp t j | | j d | �\ } } } t | j d � � } | rW t | j d � � } n | d | d | d | � S( Nt handlert asciiR R t checksum( t uht parse_mc3t identR t encode( t clst hashR R t chk( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyt from_string? s $c C sL t | j � j d � } t | j � j d � } t j | j | j | | � S( NR ( R R t decodeR R t render_mc3R R ( t selfR R ( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyt to_stringG s c C s" t | j | | j | j | j � S( N( R t _digestR R t checksum_size( R$ t secret( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyt _calc_checksumL s ( s saltR s roundsN( t __name__t __module__t __doc__t setting_kwdsR t HASH64_CHARSt checksum_charst default_salt_sizet max_salt_sizet Nonet default_roundst min_roundst max_roundst rounds_costR& t classmethodR! R% R) ( ( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyR s i�. c C s� d | } | d k r, t d � | f } n t } t | | f t d | d | d | d | d | d | d | d d d d d t d | j � d | j d | � � � S( s; create new Pbkdf2DigestHandler subclass for a specific hasht pbkdf2_s $pbkdf2-%s$R+ t nameR R& R3 R' t encoded_checksum_sizei i i R, s$ This class implements a generic ``PBKDF2-HMAC-%(digest)s``-based password hash, and follows the :ref:`password-hash-api`. It supports a variable-length salt, and a variable number of rounds. The :meth:`~passlib.ifc.PasswordHash.using` method accepts the following optional keywords: :type salt: bytes :param salt: Optional salt bytes. If specified, the length must be between 0-1024 bytes. If not specified, a %(dsc)d byte salt will be autogenerated (this is recommended). :type salt_size: int :param salt_size: Optional number of bytes to use when autogenerating new salts. Defaults to %(dsc)d bytes, but can be any value between 0 and 1024. :type rounds: int :param rounds: Optional number of rounds to use. Defaults to %(dr)d, but must be within ``range(1,1<<32)``. :type relaxed: bool :param relaxed: By default, providing an invalid value for one of the other keywords will result in a :exc:`ValueError`. If ``relaxed=True``, and the error can be corrected, a :exc:`~passlib.exc.PasslibHashWarning` will be issued instead. Correctable errors include ``rounds`` that are too small or too large, and ``salt`` strings that are too long. .. versionadded:: 1.6 t digestt dsct drN( R2 R R t typet dictt upperR0 ( t hash_namet digest_sizeR R t moduleR9 t base( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyt create_pbkdf2_hashP s t sha1i i�� R s $pbkdf2$t sha256i iHq t sha512i@ i�a t ldap_pbkdf2_sha1s {PBKDF2}t ldap_pbkdf2_sha256s {PBKDF2-SHA256}s $pbkdf2-sha256$t ldap_pbkdf2_sha512s {PBKDF2-SHA512}s $pbkdf2-sha512$s -_c B st e Z d Z d Z d Z e d � Z d Z d Z d Z e j Z d Z d Z d Z e d � � Z d � Z d � Z RS( s� This class implements Cryptacular's PBKDF2-based crypt algorithm, and follows the :ref:`password-hash-api`. It supports a variable-length salt, and a variable number of rounds. The :meth:`~passlib.ifc.PasswordHash.using` method accepts the following optional keywords: :type salt: bytes :param salt: Optional salt bytes. If specified, it may be any length. If not specified, a one will be autogenerated (this is recommended). :type salt_size: int :param salt_size: Optional number of bytes to use when autogenerating new salts. Defaults to 16 bytes, but can be any value between 0 and 1024. :type rounds: int :param rounds: Optional number of rounds to use. Defaults to 60000, must be within ``range(1,1<<32)``. :type relaxed: bool :param relaxed: By default, providing an invalid value for one of the other keywords will result in a :exc:`ValueError`. If ``relaxed=True``, and the error can be corrected, a :exc:`~passlib.exc.PasslibHashWarning` will be issued instead. Correctable errors include ``rounds`` that are too small or too large, and ``salt`` strings that are too long. .. versionadded:: 1.6 R R R R s $p5k2$i i i i I���� R c C s| t j | | j d d d | �\ } } } t | j d � t � } | rc t | j d � t � } n | d | d | d | � S( Nt rounds_basei R R R R R ( R R R R R t CTA_ALTCHARS( R R R R R ( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyR! � s *c C sX t | j t � j d � } t | j t � j d � } t j | j | j | | d d �S( NR RL i ( R R RM R" R R R# R R ( R$ R R ( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyR% � s c C s t d | | j | j d � S( NRF i ( R R R ( R$ R( ( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyR) � s ( s salts salt_sizes rounds( R* R+ R, R9 R- R R R' R0 R1 R R3 R4 R5 R6 R7 R! R% R) ( ( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyR � s c B s� e Z d Z d Z d Z e d � Z e d d d � Z d Z d Z e j Z e j Z d Z d Z d Z e d � � Z d � Z d � Z d � Z RS( sC This class implements Dwayne Litzenberger's PBKDF2-based crypt algorithm, and follows the :ref:`password-hash-api`. It supports a variable-length salt, and a variable number of rounds. The :meth:`~passlib.ifc.PasswordHash.using` method accepts the following optional keywords: :type salt: str :param salt: Optional salt string. If specified, it may be any length, but must use the characters in the regexp range ``[./0-9A-Za-z]``. If not specified, a 16 character salt will be autogenerated (this is recommended). :type salt_size: int :param salt_size: Optional number of bytes to use when autogenerating new salts. Defaults to 16 bytes, but can be any value between 0 and 1024. :type rounds: int :param rounds: Optional number of rounds to use. Defaults to 60000, must be within ``range(1,1<<32)``. :type relaxed: bool :param relaxed: By default, providing an invalid value for one of the other keywords will result in a :exc:`ValueError`. If ``relaxed=True``, and the error can be corrected, a :exc:`~passlib.exc.PasslibHashWarning` will be issued instead. Correctable errors include ``rounds`` that are too small or too large, and ``salt`` strings that are too long. .. versionadded:: 1.6 R R R R s $p5k2$t 0i0 t =i i i I���� R c C sI t j | | j d d d d d | �\ } } } | d | d | d | � S( NRL i R3 i� R R R R ( R R R ( R R R R R ( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyR! 9 s c C sC | j } | d k r d } n t j | j | | j | j d d �S( Ni� RL i ( R R2 R R# R R R ( R$ R ( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyR% ? s c C s@ | j } | d k r d } n t j | j | | j d d d �S( Ni� RL i ( R R2 R R# R R ( R$ R ( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyt _get_configE s c C s: | j � } t d | | | j d � } t | � j d � S( NRF i R ( RP R R R R" ( R$ R( R t result( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyR) N s ( s salts salt_sizes rounds( R* R+ R, R9 R- R R t _stub_checksumR0 R1 R R. t salt_charsR R3 R4 R5 R6 R7 R! R% RP R) ( ( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyR � s t atlassian_pbkdf2_sha1c B sW e Z d Z d Z d Z e d � Z d Z d Z Z e d � � Z d � Z d � Z RS( sB This class implements the PBKDF2 hash used by Atlassian. It supports a fixed-length salt, and a fixed number of rounds. The :meth:`~passlib.ifc.PasswordHash.using` method accepts the following optional keywords: :type salt: bytes :param salt: Optional salt bytes. If specified, the length must be exactly 16 bytes. If not specified, a salt will be autogenerated (this is recommended). :type relaxed: bool :param relaxed: By default, providing an invalid value for one of the other keywords will result in a :exc:`ValueError`. If ``relaxed=True``, and the error can be corrected, a :exc:`~passlib.exc.PasslibHashWarning` will be issued instead. Correctable errors include ``salt`` strings that are too long. .. versionadded:: 1.6 RT R s {PKCS5S2}i i c C s� t | d d � } | j } | j | � s? t j j | � � n t | t | � j d � � } | d | d } } | d | d | � S( NR R i R R ( R R t startswithR t exct InvalidHashErrorR t lenR ( R R R t dataR R ( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyR! { s c C s6 | j | j } | j t | � j d � } t | � S( NR ( R R R R R" R ( R$ RY R ( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyR% � s c C s t d | | j d d � S( NRF i' i ( R R ( R$ R( ( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyR) � s ( s salt( R* R+ R, R9 R- R R R' t min_salt_sizeR1 R7 R! R% R) ( ( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyRT [ s c B st e Z d Z d Z d Z e d � Z d Z d Z d Z e j Z d Z d Z d Z e d � � Z d � Z d � Z RS( s� This class implements Grub's pbkdf2-hmac-sha512 hash, and follows the :ref:`password-hash-api`. It supports a variable-length salt, and a variable number of rounds. The :meth:`~passlib.ifc.PasswordHash.using` method accepts the following optional keywords: :type salt: bytes :param salt: Optional salt bytes. If specified, the length must be between 0-1024 bytes. If not specified, a 64 byte salt will be autogenerated (this is recommended). :type salt_size: int :param salt_size: Optional number of bytes to use when autogenerating new salts. Defaults to 64 bytes, but can be any value between 0 and 1024. :type rounds: int :param rounds: Optional number of rounds to use. Defaults to 19000, but must be within ``range(1,1<<32)``. :type relaxed: bool :param relaxed: By default, providing an invalid value for one of the other keywords will result in a :exc:`ValueError`. If ``relaxed=True``, and the error can be corrected, a :exc:`~passlib.exc.PasslibHashWarning` will be issued instead. Correctable errors include ``rounds`` that are too small or too large, and ``salt`` strings that are too long. .. versionadded:: 1.6 R R R R s grub.pbkdf2.sha512.i@ i i I���� R c C s| t j | | j d t d � d | �\ } } } t | j d � � } | rc t | j d � � } n | d | d | d | � S( Nt sept .R R R R R ( R R R R R R ( R R R R R ( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyR! � s c C sd t | j � j d � j � } t | j � j d � j � } t j | j | j | | d t d � �S( NR R[ R\ ( R R R" R@ R R R# R R R ( R$ R R ( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyR% � s c C s t d | | j | j d � S( NRH i@ ( R R R ( R$ R( ( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyR) � s ( s salts salt_sizes rounds( R* R+ R, R9 R- R R R' R0 R1 R R3 R4 R5 R6 R7 R! R% R) ( ( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyR � s (1 R, t binasciiR R t base64R R t loggingt getLoggerR* t logt passlib.utilsR t passlib.utils.binaryR R t passlib.utils.compatR R R R t passlib.crypto.digestR t passlib.utils.handlerst utilst handlersR t __all__t HasRoundst HasRawSaltt HasRawChecksumt GenericHandlerR R2 RE R R R t PrefixWrappert TrueRI RJ RK RM R t HasSaltR RT R ( ( ( s; /usr/lib/python2.7/site-packages/passlib/handlers/pbkdf2.pyt <module> s8 " +33 +`%i%8
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