(g ddlmZmZddlmZddlmZddlmZddl m Z ddgZ dd d d d d dddddd Z e jDcic]\}}|| c}}ZGddeZddZycc}}w))bordtobytes) unhexlify)BLAKE2s)strxor)get_random_bytesnewHMACz1.2.840.113549.2.7z1.2.840.113549.2.8z1.2.840.113549.2.9z1.2.840.113549.2.10z1.2.840.113549.2.11z1.2.840.113549.2.12z1.2.840.113549.2.13z2.16.840.1.101.3.4.2.13z2.16.840.1.101.3.4.2.14z2.16.840.1.101.3.4.2.15z2.16.840.1.101.3.4.2.16) z 1.3.14.3.2.26z2.16.840.1.101.3.4.2.4z2.16.840.1.101.3.4.2.1z2.16.840.1.101.3.4.2.2z2.16.840.1.101.3.4.2.3z2.16.840.1.101.3.4.2.5z2.16.840.1.101.3.4.2.6z2.16.840.1.101.3.4.2.7z2.16.840.1.101.3.4.2.8z2.16.840.1.101.3.4.2.9z2.16.840.1.101.3.4.2.10cBeZdZdZd dZdZdZdZdZdZ d Z d Z y) r aBAn HMAC hash object. Do not instantiate directly. Use the :func:`new` function. :ivar digest_size: the size in bytes of the resulting MAC tag :vartype digest_size: integer :ivar oid: the ASN.1 object ID of the HMAC algorithm. Only present if the algorithm was officially assigned one. Nc|ddlm}|}|d}|j|_||_ t|j |_t|tr|j} t||jkr|d|jt|z zz}n=|j|j}|d|jt|z zz}t!|dt|z}|j||_|j"j%|t!|dt|z}|j||_y#t tf$rYwxYw#t$r tdwxYw)Nr)MD5zHash type incompatible to HMAC6\) Crypto.Hashr digest_size _digestmod_hash2hmac_oidoidKeyErrorAttributeError isinstance memoryviewrlen block_sizer digest ValueErrorr_innerupdate_outer) selfkeymsg digestmodr key_0hash_k key_0_ipad key_0_opads N/var/www/skyplay_api_hub/venv/lib/python3.12/site-packages/Crypto/Hash/HMAC.py__init__z HMAC.__init__Hsb   'I ;C%00# %imm4DH c: &++-C ?3x9///g)=)=C)HII#s+224I,@,@3v;,N!OO E7SZ#78  mmJ/  3E7SZ#78  mmJ/ ;.)    ?=> > ?sE !A4E# E E #E8c<|jj||S)zAuthenticate the next chunk of message. Args: data (byte string/byte array/memoryview): The next chunk of data )rr )r"r$s r*r z HMAC.updatexs 3 rcj|jj|j|j||}|S)z2Carry out the expensive inner loop for PBKDF2-HMAC)r_pbkdf2_hmac_assistrr!)r" first_digest iterationsresults r*r.zHMAC._pbkdf2_hmac_assists344$(KK$(KK$0$. 0  rctd|j}|jj|_|jj|_|S)a+Return a copy ("clone") of the HMAC object. The copy will have the same internal state as the original HMAC object. This can be used to efficiently compute the MAC tag of byte strings that share a common initial substring. :return: An :class:`HMAC` sfake key)r%)r rrcopyr!)r"new_hmacs r*r3z HMAC.copysC t?++**,++**,rc|jj}|j|jj |j S)zReturn the **binary** (non-printable) MAC tag of the message authenticated so far. :return: The MAC tag digest, computed over the data processed so far. Binary form. :rtype: byte string )r!r3r rr)r"frozen_outer_hashs r*rz HMAC.digestsA!KK,,.  !3!3!56 ''))rctd}tjd||}tjd||j}|j|jk7r t dy)ahVerify that a given **binary** MAC (computed by another party) is valid. Args: mac_tag (byte string/byte string/memoryview): the expected MAC of the message. Raises: ValueError: if the MAC does not match. It means that the message has been tampered with or that the MAC key is incorrect. ) digest_bitsr#datazMAC check failedN)rrr rr)r"mac_tagsecretmac1mac2s r*verifyz HMAC.verifys]""%{{sWE{{sT[[]K ;;=DKKM )/0 0 *rc djt|jDcgc]}dt|zc}Scc}w)zReturn the **printable** MAC tag of the message authenticated so far. :return: The MAC tag, computed over the data processed so far. Hexadecimal encoded. :rtype: string z%02x)jointuplerr)r"xs r* hexdigestzHMAC.hexdigestsDww!&t{{}!57a(78 87sAcJ|jtt|y)a~Verify that a given **printable** MAC (computed by another party) is valid. Args: hex_mac_tag (string): the expected MAC of the message, as a hexadecimal string. Raises: ValueError: if the MAC does not match. It means that the message has been tampered with or that the MAC key is incorrect. N)r@rr)r" hex_mac_tags r* hexverifyzHMAC.hexverifys Igk234rrN) __name__ __module__ __qualname____doc__r+r r.r3rr@rFrIrr*r r =s0.0`& *1( 8 5rNct|||S)a=Create a new MAC object. Args: key (bytes/bytearray/memoryview): key for the MAC object. It must be long enough to match the expected security level of the MAC. msg (bytes/bytearray/memoryview): Optional. The very first chunk of the message to authenticate. It is equivalent to an early call to :meth:`HMAC.update`. digestmod (module): The hash to use to implement the HMAC. Default is :mod:`Crypto.Hash.MD5`. Returns: An :class:`HMAC` object )r )r#r$r%s r*r r s& S) $$rrJ)Crypto.Util.py3compatrrbinasciirrrCrypto.Util.strxorr Crypto.Randomr__all__ritems_hmac2hash_oidobjectr r )kvs00r*r[sD0%* &/*2233337778 $2#7#7#9:41a!Q$:[56[5|%C;s A'