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Example: OpenSSL 1.0.1e 11 Feb 2013 R� ( RW R� Rk t OpenSSL_versiont OPENSSL_VERSIONR� ( RQ ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt openssl_version_text� s c C` s t | | | � S( N( R( ( RQ t keyt algorithm( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt create_hmac_ctx� s c C` s\ | j d k s | j d k rF d j | j | j d � j d � } n | j j d � } | S( Nt blake2bt blake2ss {0}{1}i R� ( RU R] t digest_sizet encode( RQ R� t alg( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt _build_openssl_digest_name� s c C` s1 | j | � } | j j | � } | | j j k S( N( R� Rk t EVP_get_digestbynameRW Ru ( RQ R� RU t digest( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt hash_supported� s c C` s | j | � S( N( R� ( RQ R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt hmac_supported� s c C` s t | | � S( N( R' ( RQ R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt create_hash_ctx� s c C` s@ | j | | � r t St | t � r8 t | t � r8 t St Sd S( N( t _evp_cipher_supportedt Truet isinstanceRE R: t False( RQ t ciphert mode( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt cipher_supported� s c C` sZ y# | j t | � t | � f } Wn t k r7 t SX| | | | � } | j j | k S( N( Rn t typet KeyErrorR� RW Ru ( RQ R� R� t adaptert evp_cipher( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyR� � s # c C` sG | | f | j k r0 t d j | | � � � n | | j | | f <d S( Ns$ Duplicate registration for: {0} {1}.( Rn R\ R] ( RQ t cipher_clst mode_clsR� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt register_cipher_adapter� s c C` s� x< t t t t t t t g D] } | j t | t d � � q Wx6 t t t t t g D] } | j t | t d � � qU Wx3 t t t t g D] } | j t | t d � � q� W| j t t t d � � x3 t t t t g D] } | j t | t d � � q� Wx3 t t t t g D] } | j t | t d � � qWxK t j t t g t t t t g � D]% \ } } | j | | t d � � qXW| j t t d � t d � � d S( Ns+ {cipher.name}-{cipher.key_size}-{mode.name}s des-ede3-{mode.name}s des-ede3s bf-{mode.name}s seed-{mode.name}s {cipher.name}-{mode.name}t rc4( RB RE RF RH RC RD RG R� R: t GetCipherByNameR> RA R< R@ t itertoolst productR= R? R; R� RO ( RQ R� R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyRo sP " c C` s[ t | t � rA t | t � rA | j | | � rA t | | | � St | | | t j � Sd S( N( R� RE R: R� R R t _ENCRYPT( RQ R� R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt create_symmetric_encryption_ctx5 s c C` s[ t | t � rA t | t � rA | j | | � rA t | | | � St | | | t j � Sd S( N( R� RE R: R� R R t _DECRYPT( RQ R� R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt create_symmetric_decryption_ctx> s c C` s | j | � S( N( R� ( RQ R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt pbkdf2_hmac_supportedG s c C` s� | j j d | � } | j j | j j d � � } | j | | j j k � | j j | t | � | t | � | | | | � } | j | d k � | j j | � S( Ns unsigned char[]R� i ( RW R� Rk R� RU R� Rm Ru t PKCS5_PBKDF2_HMACRZ R[ ( RQ R� t lengtht saltt iterationst key_materialR^ t evp_mdRq ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt derive_pbkdf2_hmacJ s c C` s t j | j � S( N( R0 t _consume_errorsRk ( RQ ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyR� ] s c C` s� | | j j k s t � t j r� | j j | � } | j j d | � } | j j | | � } | j | d k � t j | j j | � | d � S| j j | � } | j | | j j k � | j j | � } | j j | � t | d � Sd S( Ns unsigned char[]i t bigi ( RW Ru t AssertionErrort sixt PY3Rk t BN_num_bytesR� t BN_bn2binRm t intt from_bytesR[ t BN_bn2hexR� t OPENSSL_free( RQ t bnt bn_num_bytest bin_ptrt bin_lent hex_cdatat hex_str( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt _bn_to_int` s c C` sC | d k s$ | | j j k s$ t � | d k r? | j j } n t j r� | j t | j � d d � d � } | j j | t | � | � } | j | | j j k � | St | � j d � j d � j d � p� d } | j j d � } | | d <| j j | | � } | j | d k � | j | d | j j k � | d Sd S( s Converts a python integer to a BIGNUM. The returned BIGNUM will not be garbage collected (to support adding them to structs that take ownership of the object). Be sure to register it for GC if it will be discarded after use. g @i R� t Lt 0xR� t 0s BIGNUM **i N( RO RW Ru R� R� R� t to_bytesR� t bit_lengthRk t BN_bin2bnRZ Rm t hext rstript lstripR� R� t BN_hex2bn( RQ t numR� t binaryt bn_ptrt hex_numRq ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt _int_to_bns s $ & - c C` s� t j | | � | j j � } | j | | j j k � | j j | | j j � } | j | � } | j j | | j j � } | j j | | | | j j � } | j | d k � | j | � } t | | | � S( Ni ( R5 t _verify_rsa_parametersRk t RSA_newRm RW Ru t gct RSA_freeR� t BN_freet RSA_generate_key_ext _rsa_cdata_to_evp_pkeyR) ( RQ t public_exponentt key_sizet rsa_cdataR� Rq t evp_pkey( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt generate_rsa_private_key� s c C` s& | d k o% | d @d k o% | d k S( Ni i i i ( ( RQ R� R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt! generate_rsa_parameters_supported� s c C` s� t j | j | j | j | j | j | j | j j | j j � | j j � } | j | | j j k � | j j | | j j � } | j | j � } | j | j � } | j | j � } | j | j � } | j | j � } | j | j � } | j | j j � } | j | j j � } | j j | | | � } | j | d k � | j j | | | | � } | j | d k � | j j | | | | � } | j | d k � | j j | | j j � } | j | d k � | j | � } t | | | � S( Ni ( R5 t _check_private_key_componentst pt qt dt dmp1t dmq1t iqmpt public_numbersRy t nRk R� Rm RW Ru R� R� R� t RSA_set0_factorst RSA_set0_keyt RSA_set0_crt_paramst RSA_blinding_onR� R) ( RQ t numbersR� R� R� R� R� R� R� Ry R� Rq R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt load_rsa_private_numbers� s< c C` s� t j | j | j � | j j � } | j | | j j k � | j j | | j j � } | j | j � } | j | j � } | j j | | | | j j � } | j | d k � | j | � } t | | | � S( Ni ( R5 t _check_public_key_componentsRy R� Rk R� Rm RW Ru R� R� R� R� R� R* ( RQ R� R� Ry R� Rq R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt load_rsa_public_numbers� s !c C` sG | j j � } | j | | j j k � | j j | | j j � } | S( N( Rk t EVP_PKEY_newRm RW Ru R� t EVP_PKEY_free( RQ R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt _create_evp_pkey_gc� s c C` s8 | j � } | j j | | � } | j | d k � | S( Ni ( R� Rk t EVP_PKEY_set1_RSARm ( RQ R� R� Rq ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyR� � s c C` sk | j j d | � } | j j | t | � � } | j | | j j k � t | j j | | j j � | � S( s� Return a _MemoryBIO namedtuple of (BIO, char*). The char* is the storage for the BIO and it must stay alive until the BIO is finished with. s char[]( RW R� Rk t BIO_new_mem_bufRZ Rm Ru RI R� t BIO_free( RQ t datat data_char_pRJ ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt _bytes_to_bio� s c C` sr | j j � } | j | | j j k � | j j | � } | j | | j j k � | j j | | j j � } | S( s. Creates an empty memory BIO. ( Rk t BIO_s_memRm RW Ru t BIO_newR� R� ( RQ t bio_methodRJ ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt _create_mem_bio_gc� s c C` su | j j d � } | j j | | � } | j | d k � | j | d | j j k � | j j | d | � } | S( sE Reads a memory BIO. This only works on memory BIOs. s char **i ( RW R� Rk t BIO_get_mem_dataRm Ru R[ ( RQ RJ R^ t buf_lent bio_data( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt _read_mem_bio� s c C` sl | j j | � } | | j j k rz | j j | � } | j | | j j k � | j j | | j j � } t | | | � S| | j j k r� | j j | � } | j | | j j k � | j j | | j j � } t | | | � S| j j d k r\| | j j k r\| j j | � } | j | | j j k � | j j | | j j � } t | | | � St d � � d S( sd Return the appropriate type of PrivateKey given an evp_pkey cdata pointer. i s Unsupported key type.N( Rk t EVP_PKEY_idt EVP_PKEY_RSAt EVP_PKEY_get1_RSARm RW Ru R� R� R) t EVP_PKEY_DSAt EVP_PKEY_get1_DSAt DSA_freeR t Cryptography_HAS_ECt EVP_PKEY_ECt EVP_PKEY_get1_EC_KEYt EC_KEY_freeR R ( RQ R� t key_typeR� t dsa_cdatat ec_cdata( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt _evp_pkey_to_private_key s$ c C` sl | j j | � } | | j j k rz | j j | � } | j | | j j k � | j j | | j j � } t | | | � S| | j j k r� | j j | � } | j | | j j k � | j j | | j j � } t | | | � S| j j d k r\| | j j k r\| j j | � } | j | | j j k � | j j | | j j � } t | | | � St d � � d S( sc Return the appropriate type of PublicKey given an evp_pkey cdata pointer. i s Unsupported key type.N( Rk R R R Rm RW Ru R� R� R* R R R R R R R R R R ( RQ R� R R� R R ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt _evp_pkey_to_public_key# s$ c C` s t d | � } t | f S( s� Generate a pem_password_cb function pointer that copied the password to OpenSSL as required and returns the number of bytes copied. typedef int pem_password_cb(char *buf, int size, int rwflag, void *userdata); Useful for decrypting PKCS8 files and so on. Returns a tuple of (cdata function pointer, userdata). RM ( RL Rd ( RQ RM t userdata( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyRd > s c C` sK | j j r7 t | t j t j t j t j t j f � St | t j � Sd S( N( Rk t Cryptography_HAS_RSA_OAEP_MDR� R1 t SHA1t SHA224t SHA256t SHA384t SHA512( RQ R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt _oaep_hash_supportedR s c C` s- | j j r | j | � St | t j � Sd S( N( Rk t Cryptography_HAS_MGF1_MDR� R� R1 R ( RQ R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt _pss_mgf1_hash_supported` s c C` s� t | t � r t St | t � rG t | j t � rG | j | j j � St | t � r� t | j t � r� | j | j j � o� | j | j � St Sd S( N( R� R8 R� R9 t _mgfR6 R t _algorithmR7 R R� ( RQ t padding( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt rsa_padding_supportedf s !!c C` s� | d k r t d � � n | j j � } | j | | j j k � | j j | | j j � } | j j | | | j j d | j j | j j | j j � } | j | d k � t | | � S( Ni i i s+ Key size must be 1024 or 2048 or 3072 bits.i i ( i i i ( R\ Rk t DSA_newRm RW Ru R� R t DSA_generate_parameters_exR ( RQ R� t ctxRq ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt generate_dsa_parameterss s !c C` sx | j j | j � } | j | | j j k � | j j | | j j � } | j j | � | j | � } t | | | � S( N( Rk t DSAparams_dupt _dsa_cdataRm RW Ru R� R t DSA_generate_keyt _dsa_cdata_to_evp_pkeyR ( RQ t parametersR& R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt generate_dsa_private_key� s c C` s | j | � } | j | � S( N( R' R- ( RQ R� R, ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt' generate_dsa_private_key_and_parameters� s c C` s] | j j | | | | � } | j | d k � | j j | | | � } | j | d k � d S( Ni ( Rk t DSA_set0_pqgRm t DSA_set0_key( RQ R R� R� t gt pub_keyt priv_keyRq ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt _dsa_cdata_set_values� s c C` s� t j | � | j j } | j j � } | j | | j j k � | j j | | j j � } | j | j � } | j | j � } | j | j � } | j | j j � } | j | j � } | j | | | | | | � | j | � } t | | | � S( N( R3 t _check_dsa_private_numbersR� t parameter_numbersRk R$ Rm RW Ru R� R R� R� R� R1 t yt xR4 R+ R ( RQ R� R6 R R� R� R1 R2 R3 R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt load_dsa_private_numbers� s c C` s� t j | j � | j j � } | j | | j j k � | j j | | j j � } | j | j j � } | j | j j � } | j | j j � } | j | j � } | j j } | j | | | | | | � | j | � } t | | | � S( N( R3 t _check_dsa_parametersR6 Rk R$ Rm RW Ru R� R R� R� R� R1 R7 R4 R+ R ( RQ R� R R� R� R1 R2 R3 R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt load_dsa_public_numbers� s c C` s� t j | � | j j � } | j | | j j k � | j j | | j j � } | j | j � } | j | j � } | j | j � } | j j | | | | � } | j | d k � t | | � S( Ni ( R3 R: Rk R$ Rm RW Ru R� R R� R� R� R1 R/ R ( RQ R� R R� R� R1 Rq ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt load_dsa_parameter_numbers� s c C` s8 | j � } | j j | | � } | j | d k � | S( Ni ( R� Rk t EVP_PKEY_set1_DSARm ( RQ R R� Rq ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyR+ � s c C` s | j | � S( N( R� ( RQ R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt dsa_hash_supported� s c C` s t S( N( R� ( RQ R� R� R1 ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt dsa_parameters_supported� s c C` s/ | j j d k o. | j | t d | j � � S( Ni t ( Rk t Cryptography_HAS_CMACR� RB t block_size( RQ R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt cmac_algorithm_supported� s c C` s t | | � S( N( R ( RQ R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt create_cmac_ctx� s c C` s� t | t j � s! t d � � n | j j rl t | t � rK t d � � n t | t � rl t d � � ql n | j j | j j d � � } | j | | j j k � | j j � } | j | | j j k � | j j | | j j � } | j j | t j j j � } | j | d k � | j j | t | | j � � } | j | d k � | j � } | j j | | j � } | j | d k � | j j � } | j | | j j k � | j j | | j j � } | j d | j d t! d | d | j j" d t# � | j j$ | | � } | j | d k � | j j% | | j | � } | d k r�| j& � } | j | d d | j j' k � | j | d d | j j( k � t) d � � n t* | | � S( Ns. Algorithm must be a registered hash algorithm.sa Certificate signing requests aren't implemented for DSA keys on OpenSSL versions less than 1.0.1.s` Certificate signing requests aren't implemented for EC keys on OpenSSL versions less than 1.0.1.R� i t extensionst handlerst x509_objt add_funcR� i i s Digest too big for RSA key(+ R� R1 t HashAlgorithmRY Rk t" CRYPTOGRAPHY_OPENSSL_LESS_THAN_101R t NotImplementedErrorR R� RU R� Rm RW Ru t X509_REQ_newR� t X509_REQ_freet X509_REQ_set_versionR t Versiont v1t valuet X509_REQ_set_subject_nameR% t _subject_namet public_keyt X509_REQ_set_pubkeyt _evp_pkeyt sk_X509_EXTENSION_new_nullt sk_X509_EXTENSION_freet _create_x509_extensionst _extensionsR" t sk_X509_EXTENSION_insertR� t X509_REQ_add_extensionst X509_REQ_signR� t ERR_LIB_RSAt RSA_R_DIGEST_TOO_BIG_FOR_RSA_KEYR\ R- ( RQ t buildert private_keyR� R� t x509_reqRq RT t sk_extensiont errors( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt create_x509_csr� sZ !c C` sR t | t j � s! t d � � n t | t j � sB t d � � n | j j r� t | t � rl t d � � n t | t � r� t d � � q� n | j j | j j d � � } | j | | j j k � | j j � } | j j | t j j � } | j j | | j j � } | j | d k � | j j | t | | j � � } | j | d k � | j j | | j j � } | j | d k � t | | j � } | j j | | � } | j | d k � | j j! | j j" | � t# j$ | j% j& � � � } | | j j k r | j' � n | j j! | j j( | � t# j$ | j) j& � � � } | | j j k r\| j' � n | j* d | j+ d t, d | d | j j- d t. � | j j/ | t | | j0 � � } | j | d k � | j j1 | | j | � } | d k rE| j2 � } | j | d d | j j3 k � | j | d d | j j4 k � t5 d � � n t6 | | � S( Ns Builder type mismatch.s. Algorithm must be a registered hash algorithm.s[ Certificate signatures aren't implemented for DSA keys on OpenSSL versions less than 1.0.1.sZ Certificate signatures aren't implemented for EC keys on OpenSSL versions less than 1.0.1.R� i RE RF RG RH R� i i s Digest too big for RSA key(7 R� R t CertificateBuilderRY R1 RI Rk RJ R RK R R� RU R� Rm RW Ru t X509_newR� t backendt X509_freet X509_set_versiont _versionRQ t X509_set_subject_nameR% RS t X509_set_pubkeyt _public_keyRV R# t _serial_numbert X509_set_serialNumbert ASN1_TIME_sett X509_get_notBeforet calendart timegmt _not_valid_beforet timetuplet _raise_time_set_errort X509_get_notAftert _not_valid_afterRY RZ R" t X509_add_extR� t X509_set_issuer_namet _issuer_namet X509_signR� R^ R_ R\ R+ ( RQ R` Ra R� R� t x509_certRq t serial_numberRd ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt create_x509_certificate, sn !c C` s^ | j � } | j | d d | j j k � | j | d d | j j k � t d � � d S( Ni i i sV Invalid time. This error can occur if you set a time too far in the future on Windows.( R� Rm Rk t ERR_LIB_ASN1t ASN1_R_ERROR_GETTING_TIMER\ ( RQ Rd ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyRw � s !c C` s� t | t j � s! t d � � n t | t j � sB t d � � n | j j r� t | t � rl t d � � n t | t � r� t d � � q� n | j j | j j d � � } | j | | j j k � | j j � } | j j | t j j � } | j j | d � } | j | d k � | j j | t | | j � � } | j | d k � | j j | j j t j | j j � � � } | j | | j j k � | j j | | j j � } | j j | | � } | j | d k � | j j | j j t j | j j � � � } | j | | j j k � | j j | | j j � } | j j! | | � } | j | d k � | j" d | j# d t$ d | d | j j% d t& � xg | j' D]\ } | j j( | j) � } | j | | j j k � | j j* | | � } | j | d k � q�W| j j+ | | j, | � } | d k r{| j- � } | j | d d | j j. k � | j | d d | j j/ k � t0 d � � n t1 | | � S( Ns Builder type mismatch.s. Algorithm must be a registered hash algorithm.sS CRL signatures aren't implemented for DSA keys on OpenSSL versions less than 1.0.1.sR CRL signatures aren't implemented for EC keys on OpenSSL versions less than 1.0.1.R� i RE RF RG RH R� i i s Digest too big for RSA key(2 R� R t CertificateRevocationListBuilderRY R1 RI Rk RJ R RK R R� RU R� Rm RW Ru t X509_CRL_newR� Rh t X509_CRL_freet X509_CRL_set_versiont X509_CRL_set_issuer_nameR% R| Rq Rs Rt t _last_updateRv t ASN1_TIME_freet X509_CRL_set_lastUpdatet _next_updatet X509_CRL_set_nextUpdateRY RZ R! t X509_CRL_add_extR� t _revoked_certificatest Cryptography_X509_REVOKED_dupt _x509_revokedt X509_CRL_add0_revokedt X509_CRL_signRV R� R^ R_ R\ R, ( RQ R` Ra R� R� t x509_crlRq t last_updatet next_updatet revoked_certt revokedRd ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt create_x509_crl� sl $ $ !c C` s� x� t | � D]� \ } } | j | | � } | j | | j j k � | rh | j j | | j j � } n | | | | � } | j | d k � q Wd S( Ni ( t enumeratet _create_x509_extensionRm RW Ru R� Rk t X509_EXTENSION_free( RQ RE RF RG RH R� t it extensiont x509_extensionRq ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyRY � s c C` s. t | j t j � r| t | | j j � } t | | j j t | j j � � } | j j | j j | | j rr d n d | � Sy | | j } Wn) t k r� t d j | j � � � n X| | | j � } | j j | j j j d � � } t j | | j j k � | j j | | j r d n d | � Sd S( Ni i s Extension not supported: {0}R� ( R� RQ R t UnrecognizedExtensionR& t oidt dotted_stringR$ RZ Rk t X509_EXTENSION_create_by_OBJRW Ru t criticalR� RK R] t OBJ_txt2nidR� Rh Rm t NID_undeft X509V3_EXT_i2d( RQ RF R� t objRQ R� t ext_structt nid( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyR� � s( ! c C` sh t | t j � s! t d � � n | j j � } | j | | j j k � | j j | | j j � } t | | j � } | j j | | � } | j | d k � | j j | j j t j | j j � � � } | j | | j j k � | j j | | j j � } | j j | | � } | j | d k � | j d | j d t d | d | j j d t � t | d | � S( Ns Builder type mismatch.i RE RF RG RH R� ( R� R t RevokedCertificateBuilderRY Rk t X509_REVOKED_newRm RW Ru R� t X509_REVOKED_freeR# Ro t X509_REVOKED_set_serialNumberRq Rs Rt t _revocation_dateRv R� t X509_REVOKED_set_revocationDateRY RZ R t X509_REVOKED_add_extR� R. RO ( RQ R` t x509_revokedR Rq t rev_date( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt create_x509_revoked_certificate s. c C` s | j | j j | j | | � S( N( t _load_keyRk t PEM_read_bio_PrivateKeyR ( RQ R� RM ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt load_pem_private_key7 s c C` s5 | j | � } | j j | j | j j | j j | j j � } | | j j k ry | j j | | j j � } | j | � S| j � | j j | j � } | j | d k � | j j | j | j j | j j | j j � } | | j j k r'| j j | | j j � } | j | � } t | | | � S| j � d S( Ni ( R� Rk t PEM_read_bio_PUBKEYRJ RW Ru R� R� R R� t BIO_resetRm t PEM_read_bio_RSAPublicKeyR� R� R* t _handle_key_loading_error( RQ R� t mem_bioR� Rq R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt load_pem_public_key? s ' 'c C` sW | j | � } | j | | � } | r4 | j | � S| j | j j | j | | � Sd S( N( R� t" _evp_pkey_from_der_traditional_keyR R� Rk t d2i_PKCS8PrivateKey_bio( RQ R� RM R R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt load_der_private_keyX s c C` s| | j j | j | j j � } | | j j k rj | j j | | j j � } | d k rf t d � � n | S| j � d Sd S( Ns4 Password was given but private key is not encrypted.( Rk t d2i_PrivateKey_bioRJ RW Ru R� R� RO RY R� ( RQ R RM R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyR� k s c C` s | j | � } | j j | j | j j � } | | j j k rg | j j | | j j � } | j | � S| j � | j j | j � } | j | d k � | j j | j | j j � } | | j j k r| j j | | j j � } | j | � } t | | | � S| j � d S( Ni ( R� Rk t d2i_PUBKEY_bioRJ RW Ru R� R� R R� R� Rm t d2i_RSAPublicKey_bioR� R� R* R� ( RQ R� R� R� Rq R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt load_der_public_keyy s c C` s� | j | � } | j j | j | j j | j j | j j � } | | j j k rj | j � t d � � n | j j | | j j � } t | | � S( Ns Unable to load certificate( R� Rk t PEM_read_bio_X509RJ RW Ru R� R\ R� Ri R+ ( RQ R� R� R ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt load_pem_x509_certificate� s ' c C` s� | j | � } | j j | j | j j � } | | j j k rX | j � t d � � n | j j | | j j � } t | | � S( Ns Unable to load certificate( R� Rk t d2i_X509_bioRJ RW Ru R� R\ R� Ri R+ ( RQ R� R� R ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt load_der_x509_certificate� s c C` s� | j | � } | j j | j | j j | j j | j j � } | | j j k rj | j � t d � � n | j j | | j j � } t | | � S( Ns Unable to load CRL( R� Rk t PEM_read_bio_X509_CRLRJ RW Ru R� R\ R� R� R, ( RQ R� R� R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt load_pem_x509_crl� s ' c C` s� | j | � } | j j | j | j j � } | | j j k rX | j � t d � � n | j j | | j j � } t | | � S( Ns Unable to load CRL( R� Rk t d2i_X509_CRL_bioRJ RW Ru R� R\ R� R� R, ( RQ R� R� R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt load_der_x509_crl� s c C` s� | j | � } | j j | j | j j | j j | j j � } | | j j k rj | j � t d � � n | j j | | j j � } t | | � S( Ns Unable to load request( R� Rk t PEM_read_bio_X509_REQRJ RW Ru R� R\ R� RM R- ( RQ R� R� Rb ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt load_pem_x509_csr� s ' c C` s� | j | � } | j j | j | j j � } | | j j k rX | j � t d � � n | j j | | j j � } t | | � S( Ns Unable to load request( R� Rk t d2i_X509_REQ_bioRJ RW Ru R� R\ R� RM R- ( RQ R� R� Rb ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt load_der_x509_csr� s c C` s# | j | � } | j | � \ } } | j j | � } | | j | j j | | � } | | j j k r� | j d k r� | j � } | j | � | j � q� | j � n | j j | | j j � } | d k r� | j d k r� t d � � n | d k r| j d k s| d k st � | | � S( Ni s4 Password was given but private key is not encrypted.i ( R� Rd RW t new_handleRJ Ru RP RO R� Rm R� R� Rk R� RN RY R� ( RQ t openssl_read_funct convert_funcR� RM R� t password_cbR Ra R� Rd ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyR� � s* c ` s[ � j � } | s! t d � � n6| d d � j j � j j � j j f � j j � j j � j j f f k r� t d � � n� | d d � j j � j j � j j f � j j � j j � j j f f k r� t d t j � � nr t � f d � | D� � rt d t j � � nA | d d � j j � j j � j j f k sKt � t d � � d S( Ns Could not unserialize key data.i i s Bad decrypt. Incorrect password?s0 PEM data is encrypted with an unsupported cipherc 3` s: | ]0 } | d � j j � j j � j j f k Vq d S( i N( Rk t ERR_LIB_EVPt EVP_F_EVP_PKCS82PKEYt' EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM( t .0t error( RQ ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pys <genexpr> s s! Unsupported public key algorithm.( R� R\ Rk R� t EVP_F_EVP_DECRYPTFINAL_EXt EVP_R_BAD_DECRYPTt ERR_LIB_PKCS12t PKCS12_F_PKCS12_PBE_CRYPTt! PKCS12_R_PKCS12_CIPHERFINAL_ERRORt ERR_LIB_PEMt PEM_F_PEM_GET_EVP_CIPHER_INFOt PEM_R_UNSUPPORTED_ENCRYPTIONt EVP_F_EVP_PBE_CIPHERINITt EVP_R_UNKNOWN_PBE_ALGORITHMR R t UNSUPPORTED_CIPHERt anyt UNSUPPORTED_PUBLIC_KEY_ALGORITHMR� R� ( RQ Rd ( ( RQ sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyR� � s@ c C` s� | j j d k r t Sy | j | � } Wn t k rH | j j } n X| j j | � } | | j j k r� | j � } | j | | j j k p� | d d | j j | j j | j j f k � t S| j | | j j k � | j j | � t Sd S( Ni i ( Rk R R� t _elliptic_curve_to_nidR R� t EC_GROUP_new_by_curve_nameRW Ru R� Rm t ERR_LIB_ECt EC_F_EC_GROUP_NEW_BY_CURVE_NAMEt EC_R_UNKNOWN_GROUPt EC_GROUP_freeR� ( RQ t curvet curve_nidR& Rd ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt elliptic_curve_supported/ s& c C` s9 | j j d k r t St | t j � s, t S| j | � S( Ni ( Rk R R� R� R4 t ECDSAR� ( RQ t signature_algorithmR� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt, elliptic_curve_signature_algorithm_supportedJ s c C` s� | j | � r� | j | � } | j j | � } | j | | j j k � | j j | | j j � } | j j | � } | j | d k � | j j | � } | j | d k � | j | � } t | | | � St d j | j � t j � � d S( s@ Generate a new private key on the named curve. i s$ Backend object does not support {0}.N( R� R� Rk t EC_KEY_new_by_curve_nameRm RW Ru R� R t EC_KEY_generate_keyt EC_KEY_check_keyt _ec_cdata_to_evp_pkeyR R R] RU R t UNSUPPORTED_ELLIPTIC_CURVE( RQ R� R� R Rq R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt# generate_elliptic_curve_private_keyV s c C` s� | j } | j | j � } | j j | � } | j | | j j k � | j j | | j j � } | j | | j | j � } | j j | | j | j � � } | j | d k � | j | � } t | | | � S( Ni ( R� R� R� Rk R� Rm RW Ru R� R t) _ec_key_set_public_key_affine_coordinatesR8 R7 t EC_KEY_set_private_keyR� t private_valueR� R ( RQ R� t publicR� R Rq R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt# load_elliptic_curve_private_numbersq s c C` s� | j | j � } | j j | � } | j | | j j k � | j j | | j j � } | j | | j | j � } | j | � } t | | | � S( N( R� R� Rk R� Rm RW Ru R� R R� R8 R7 R� R ( RQ R� R� R R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt" load_elliptic_curve_public_numbers� s c C` s� | j | � } | j j | � } | j | | j j k � | j j | | j j � } | j | � \ } } } | j j | � } | j | | j j k � | j j | | j j � } | j | � } | j j | | j j � } | j � �� } | j j | | | | j j | j j | � } | j | d k � | j j | � } | j j | � } | | | | | | � } | j | d k � Wd QX| j j | | � } | j | d k � | j j | | j | � � } | j | d k � | j | � } t | | | � S( Ni ( R� Rk R� Rm RW Ru R� R t% _ec_key_determine_group_get_set_funcst EC_POINT_newt EC_POINT_freeR� R� t _tmp_bn_ctxt EC_POINT_mult BN_CTX_gett EC_KEY_set_public_keyR� R� R ( RQ R� R� R� R t set_funct get_funct groupt pointRQ t bn_ctxRq t bn_xt bn_yR� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt! derive_elliptic_curve_private_key� s2 c C` s1 | j | � o0 | j j d k o0 t | t j � S( Ni ( R� Rk t Cryptography_HAS_ECDHR� R4 t ECDH( RQ R� R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt+ elliptic_curve_exchange_algorithm_supported� s c C` s8 | j � } | j j | | � } | j | d k � | S( Ni ( R� Rk t EVP_PKEY_set1_EC_KEYRm ( RQ R R� Rq ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyR� � s c C` s{ i d d 6d d 6} | j | j | j � } | j j | j � � } | | j j k rw t d j | j � t j � � n | S( s/ Get the NID for a curve name. t prime192v1t secp192r1t prime256v1t secp256r1s% {0} is not a supported elliptic curve( t getRU Rk t OBJ_sn2nidR� R� R R] R R� ( RQ R� t curve_aliasest curve_nameR� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyR� � s c c` st | j j � } | j | | j j k � | j j | | j j � } | j j | � z | VWd | j j | � Xd S( N( Rk t BN_CTX_newRm RW Ru R� t BN_CTX_freet BN_CTX_startt BN_CTX_end( RQ R ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyR � s c C` s/ | j | | j j k � | j j d � } | j | | j j k � | j j | � } | j | | j j k � | j j | � } | j | | j j k � | j j | � } | j | | j j k � | | k r� | j j r� | j j } | j j } n | j j } | j j } | r | s"t � | | | f S( sy Given an EC_KEY determine the group and what methods are required to get/set point coordinates. s characteristic-two-field( Rm RW Ru Rk R R� t EC_KEY_get0_groupt EC_GROUP_method_oft EC_METHOD_get_field_typet Cryptography_HAS_EC2Mt$ EC_POINT_set_affine_coordinates_GF2mt$ EC_POINT_get_affine_coordinates_GF2mt# EC_POINT_set_affine_coordinates_GFpt# EC_POINT_get_affine_coordinates_GFpR� ( RQ R& t nid_two_fieldR t methodR� R R ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyR� � s c C` s | d k s | d k r' t d � � n | j | � \ } } } | j j | � } | j | | j j k � | j j | | j j � } | j | � } | j | � } | j � �} | j j | � } | j j | � } | | | | | | � } | d k r| j � t d � � n | | | | | | � } | j | d k � | j j | | � } | d k rx| j � t d � � n | j j | | � } | d k r�| j � t d � � n Wd QX| j j | | � } | j | d k � | j j | � } | d k r| j � t d � � n | S( s� This is a port of EC_KEY_set_public_key_affine_coordinates that was added in 1.0.1. Sets the public key point in the EC_KEY context to the affine x and y values. i s2 Invalid EC key. Both x and y must be non-negative.i s EC point not on curves Invalid EC Key X point.s Invalid EC Key Y point.Ns Invalid EC key.( R\ R� Rk R� Rm RW Ru R� R R� R R R� t BN_cmpR R� ( RQ R& R8 R7 R R R R R R R t check_xt check_yRq ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyR� sB c C` s� t | t j � s! t d � � n t | t j � sB t d � � n t | t j � ro d } d } | j j } nc t | t j � r� | j j d � } | j } t | � } | d k r� t d � � q� n t d � � | j j | � } | t j j k r�| t j j k r | j j } | } qJ| t j j k s5t � | | j j k rV| j j } n] | | j j k rw| j j } n< | j j d k s�t � | | j j k s�t � | j j } | } n� | t j j k r>| t j j k rt | t j � st d � � n | j | | � S| t j j k s)t � | j j } | } n t d � � | j � } | | | | | | | j j | j j � } | j | d k � | j! | � S( Ns2 format must be an item from the PrivateFormat enumsB Encryption algorithm must be a KeySerializationEncryption instancet i s aes-256-cbci� sB Passwords longer than 1023 bytes are not supported by this backends Unsupported encryption typei sD Encryption is not supported for DER encoded traditional OpenSSL keyss/ encoding must be an item from the Encoding enum(" R� R2 t PrivateFormatRY t KeySerializationEncryptiont NoEncryptionRW Ru t BestAvailableEncryptionRk t EVP_get_cipherbynameRM RZ R\ R t Encodingt PEMt PKCS8t PEM_write_bio_PKCS8PrivateKeyt TraditionalOpenSSLR� R t PEM_write_bio_RSAPrivateKeyR t PEM_write_bio_DSAPrivateKeyR R t PEM_write_bio_ECPrivateKeyt DERt" _private_key_bytes_traditional_dert i2d_PKCS8PrivateKey_bioR Rm R ( RQ t encodingR] t encryption_algorithmR� t cdataRM t passlenR� R t write_bioR� RJ Rq ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt _private_key_bytes: sr c C` s� | | j j k r! | j j } nX | j j d k rT | | j j k rT | j j } n% | j | | j j k � | j j } | j � } | | | � } | j | d k � | j | � S( Ni ( Rk R t i2d_RSAPrivateKey_bioR R t i2d_ECPrivateKey_bioRm R t i2d_DSAPrivateKey_bioR R ( RQ R R= R? RJ Rq ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyR9 � s c C` s� t | t j � s! t d � � n | t j j k sE | t j j k r� | t j j k si | t j j k rx t d � � n | j | � S| t j j k r� | t j j k r� | j j } n$ | t j j k s� t � | j j } | } n� | t j j k ri| j j | � | j j k st � | t j j k r<| j j } n$ | t j j k sTt � | j j } | } n t d � � | j � } | | | � } | j | d k � | j | � S( Ns/ encoding must be an item from the Encoding enums1 OpenSSH format must be used with OpenSSH encodings1 format must be an item from the PublicFormat enumi ( R� R2 R0 RY t PublicFormatt OpenSSHR\ t _openssh_public_key_bytest SubjectPublicKeyInfoR1 Rk t PEM_write_bio_PUBKEYR8 R� t i2d_PUBKEY_biot PKCS1R R t PEM_write_bio_RSAPublicKeyt i2d_RSAPublicKey_bioR Rm R ( RQ R; R] R� R� R= R? RJ Rq ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt _public_key_bytes� s8 $ c C` s� t | t j � rX | j � } d t j t j d � t j | j � t j | j � � St | t j � r� | j � } | j } d t j t j d � t j | j � t j | j � t j | j � t j | j � � St | t j � s� t � | j � } y5 i d t j 6d t j 6d t j 6t | j � } Wn t k rQt d � � n Xd | d t j t j d | � t j | � t j | j � � � Sd S( Ns ssh-rsa s ssh-rsas ssh-dss s ssh-dsst nistp256t nistp384t nistp521sZ Only SECP256R1, SECP384R1, and SECP521R1 curves are supported by the SSH public key formats ecdsa-sha2-t ( R� R5 t RSAPublicKeyR� t base64t b64encodeR2 t _ssh_write_stringt _ssh_write_mpintRy R� R3 t DSAPublicKeyR6 R� R� R1 R7 R4 t EllipticCurvePublicKeyR� t SECP256R1t SECP384R1t SECP521R1R� R� R� R\ t encode_point( RQ R� R� R6 R ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyRF � s2 < c C` s� | d k r t d � � n | d k r6 t d � � n | j j � } | j | | j j k � | j j | | j j � } | j j | | | | j j � } | j | d k � t | | � S( Ni s% DH key_size must be at least 512 bitsi i s DH generator must be 2 or 5i ( i i ( R\ Rk t DH_newRm RW Ru R� t DH_freet DH_generate_parameters_exR ( RQ t generatorR� t dh_param_cdataRq ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt generate_dh_parameters� s c C` s{ | j j | j � } | j | | j j k � | j j | | j j � } | j j | � } | j | d k � t | | � S( Ni ( Rk t DHparams_dupt _dh_cdataRm RW Ru R� R^ t DH_generate_keyR ( RQ R, t dh_key_cdataRq ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt generate_dh_private_key s c C` s | j | j | | � � S( N( Rg Rb ( RQ R` R� ( ( sR /usr/lib64/python2.7/site-packages/cryptography/hazmat/backends/openssl/backend.pyt& generate_dh_private_key_and_parameters s c C` sb | j j } | j j � } | j | | j j k � | j j | | j j � } | j | j � } | j | j � } | j | j j � } | j | j � } | j j | | | j j | � } | j | d k � | j j | | | � } | j | d k � | j j d d � } | j j | | � } | j | d k � | d d k rUt d � � n t | | � S( Ni s int[]i s. 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