o
    5h                     @   s   d dl Z d dlmZ d dlmZmZmZ d dlmZ d dl	m
Z
 d dlmZ d dlmZ d dlmZ d	d
 ZG dd de jZG dd de jZdd ZG dd de jZG dd de jZi fddZedkrtdd Ze jdd dS dS )    N)	unhexlify)btobytesbchr)long_to_bytes)load_test_vectors)list_test_cases)AES)SHAKE128c                 C   s   t jt| d|S )N)data)r
   newr   read)taglength r   s/var/www/html/construction_image-detection-poc/venv/lib/python3.10/site-packages/Crypto/SelfTest/Cipher/test_OCB.pyget_tag_random+   s   r   c                   @   s   e Zd ZeddZeddZeddZdd Zd	d
 Zdd Z	dd Z
dd Zdd Zdd Zdd Zdd Zdd Zdd Zdd Zdd  Zd!d" Zd#d$ Zd%d& Zd'S )(OcbTestskey_128   	nonce_128   r      c                 C   s`   t j| jt j| jd}tdd}||\}}t j| jt j| jd}|||}| || d S )Nnonce	plaintexti@  )	r	   r   r   MODE_OCBnonce_96r   encrypt_and_digestdecrypt_and_verifyassertEqual)selfcipherptctmacpt2r   r   r   test_loopback_1285   s   
zOcbTests.test_loopback_128c                 C   s^   t | jt j t | jt j| j}|| j}t j| jt j| jd}| ||| j d S Nr   )r	   r   r   r   r   encryptr   r    r!   r"   r$   r   r   r   
test_nonce>   s
   zOcbTests.test_noncec                 C   s   | j ttj| jtjdd d S )Ntest12345678r   )assertRaises	TypeErrorr	   r   r   r   r!   r   r   r   test_nonce_must_be_bytesH   s   
z!OcbTests.test_nonce_must_be_bytesc                 C   sl   | j ttj| jtjtdd tddD ]}tj| jtj| jd | d q| j ttj| jtj| jd d S )N r      r   )	r-   
ValueErrorr	   r   r   r   r   ranger   )r!   r   r   r   r   test_nonce_lengthL   s    
zOcbTests.test_nonce_lengthc                 C   sj   t j| jt j| jd}| |jt j t | jt jj}t | jt jj}| t|d | 	|| d S Nr      )
r	   r   r   r   r   r    
block_sizer   lenassertNotEqualr!   r"   nonce1nonce2r   r   r   test_block_size_128X      zOcbTests.test_block_size_128c                 C   sj   t j| jt j| jd}| |j| j t | jt jj}t | jt jj}| t|d | || d S r6   )	r	   r   r   r   r   r    r   r9   r:   r;   r   r   r   test_nonce_attributeb   r?   zOcbTests.test_nonce_attributec                 C   sV   |  ttj| jtj| jd | j ttj| jtj| jdd tj| jtj| jdd d S )N   )r   unknownF)r   	use_aesni)r-   r.   r	   r   r   r   r   r/   r   r   r   test_unknown_parametersl   s   
z OcbTests.test_unknown_parametersc                 C   sF   dD ]}t j| jt j| jd}t||td}| |td qd S )Nr)   decryptr   r1   )r	   r   r   r   r   getattrr   r    )r!   funcr"   resultr   r   r   test_null_encryption_decryptionw   s
   z(OcbTests.test_null_encryption_decryptionc                 C   st   t j| jt j| jd}|td | t|j	td t j| jt j| jd}|	td | t|jtd d S )Nr   xyz)
r	   r   r   r   r   r)   r   r-   r.   rF   r!   r"   r   r   r   test_either_encrypt_or_decrypt}   s   z'OcbTests.test_either_encrypt_or_decryptc                 C   sP   t j| jt j| jd}| t|jd t j| jt j| jd}| t|jd d S )Nr   ztest1234567890-*)	r	   r   r   r   r   r-   r.   r)   rF   rL   r   r   r   test_data_must_be_bytes   s   z OcbTests.test_data_must_be_bytesc                 C   s   | j ttj| jtj| jdd | j ttj| jtj| jdd tddD ]}tj| jtj| j|d}|| j	\}}| 
t|| q#tj| jtj| jd}|| j	\}}| 
t|d d S )NrA   r   mac_len      r   r   )r-   r3   r	   r   r   r   r   r4   r   r   r    r9   )r!   rP   r"   _r%   r   r   r   test_mac_len   s   zOcbTests.test_mac_lenc                 C   sh   ddl m} tj| jtj| jd}|| j\}}||d}tj| jtj| jd}| 	t
|j|| d S )Nr   )strxor_cr   r2   )Crypto.Util.strxorrU   r	   r   r   r   r   r   r   r-   r3   r   )r!   rU   r"   r$   r%   invalid_macr   r   r   test_invalid_mac   s   
zOcbTests.test_invalid_macc                 C   sV   t j| jt j| jd}| }| | t| t j| jt j| jd}|	| d S r(   )
r	   r   r   r   r   	hexdigestr    digestr   	hexverify)r!   r"   mac_hexr   r   r   test_hex_mac   s
   zOcbTests.test_hex_macc                 C   sX  t dd}t dd}tj| jtj| jd}|| ||\}}dd }dD ]>}tj| jtj| jd}|||D ]}|| q9td}	|||D ]	}|	|	|7 }	qJ|	|	 7 }	| 
||	 || q'dD ]A}tj| jtj| jd}|||D ]}|| qztd}
|||D ]	}|
||7 }
q|
| 7 }
| 
||
 | 
| | qhd S )	Nzauthenticated data   r   r   c                    s     fddt dt D S )Nc                    s   g | ]
}||   qS r   r   ).0ichunk_lengthr   r   r   
<listcomp>   s    zBOcbTests.test_message_chunks.<locals>.break_up.<locals>.<listcomp>r   )r4   r9   )r   rb   r   ra   r   break_up   s   z.OcbTests.test_message_chunks.<locals>.break_up)
r2         rA   
      r   (   P   r   r1   )r   r	   r   r   r   r   updater   r   rF   r    verifyr)   rZ   )r!   	auth_datar   r"   
ciphertextref_macrd   rb   chunkr&   ct2r   r   r   test_message_chunks   s6   


zOcbTests.test_message_chunksc                 C   sz  t | j}t | j}t | j}t | j}tj| jtj| jd}|| j || j|  }|	 }tj|tj|d}d|d d< d|d d< || d|d d< |||  }	d|d d< |	 }
| 
||	 | 
||
 | 
|j|j t | j}t | j}t | j}~tj|tj|d}d|d d< d|d d< || d|d d< |t |	t |
}| 
| j| d S Nr   s   rf   )	bytearrayr   r   r   r	   r   r   rk   r)   rZ   r    r   r   )r!   key_banonce_ba	header_badata_bacipher1r$   r   cipher2ct_testtag_testcipher4pt_testr   r   r   test_bytearray   sN   








zOcbTests.test_bytearrayc                 C   s  t t| j}t t| j}t t| j}t t| j}tj| jtj| jd}|| j |	| j|	  }|
 }tj|tj|d}d|d d< d|d d< || d|d d< |	||	  }	d|d d< |
 }
| ||	 | ||
 | |j|j t t| j}t t| j}t t| j}~tj|tj|d}d|d d< d|d d< || d|d d< |t |	t |
}| | j| d S rs   )
memoryviewrt   r   r   r   r	   r   r   rk   r)   rZ   r    r   r   )r!   key_mvnonce_mv	header_mvdata_mvry   r$   r   rz   r{   r|   r}   r~   r   r   r   test_memoryview  sN   

zOcbTests.test_memoryviewN)__name__
__module____qualname__r   r   r   r   r'   r+   r0   r5   r>   r@   rD   rJ   rM   rN   rT   rX   r]   rr   r   r   r   r   r   r   r   /   s(    


	


	+/r   c                   @   s   e Zd ZeddZeddZeddZdd Zd	d
 Zdd Z	dd Z
dd Zdd Zdd Zdd Zdd Zdd Zdd Zdd Zdd  Zd!d" Zd#S )$OcbFSMTestsr   r   r   r   r   r   c                 C   sl   t j| jt j| jd}|| j}|| 7 }| }t j| jt j| jd}|| |  |	| d S r(   )
r	   r   r   r   r   r)   r   rZ   rF   rl   )r!   r"   r$   r%   r   r   r   -test_valid_init_encrypt_decrypt_digest_verifyC  s   
z9OcbFSMTests.test_valid_init_encrypt_decrypt_digest_verifyc                 C   sb   t j| jt j| jd}|| j}| t|j	 t j| jt j| jd}|
| | t|j d S r(   )r	   r   r   r   r   r)   r   r-   r.   rZ   rF   rl   r*   r   r   r   /test_invalid_init_encrypt_decrypt_digest_verifyS  s   
z;OcbFSMTests.test_invalid_init_encrypt_decrypt_digest_verifyc                 C   sZ   t j| jt j| jd}|| j | }t j| jt j| jd}|| j || d S r(   )	r	   r   r   r   r   rk   r   rZ   rl   r!   r"   r%   r   r   r   $test_valid_init_update_digest_verifya  s   z0OcbFSMTests.test_valid_init_update_digest_verifyc                 C   s
  t j| jt j| jd}|| j || j}|| 7 }| }t j| jt j| jd}|| j |	| |	  |
| t j| jt j| jd}|| j || jd d }|| jdd  \}}t j| jt j| jd}|| j |	| ||| d S )Nr   re   )r	   r   r   r   r   rk   r   r)   rZ   rF   rl   r   r   )r!   r"   r$   r%   ct1rq   r   r   r   test_valid_full_patho  s4   


z OcbFSMTests.test_valid_full_pathc                 C   L   t j| jt j| jd}|| j || j |  | t	|j| j d S r(   )
r	   r   r   r   r   rk   r   r)   r-   r.   rL   r   r   r    test_invalid_encrypt_after_final     z,OcbFSMTests.test_invalid_encrypt_after_finalc                 C   r   r(   )
r	   r   r   r   r   rk   r   rF   r-   r.   rL   r   r   r    test_invalid_decrypt_after_final  r   z,OcbFSMTests.test_invalid_decrypt_after_finalc                 C   s"   t j| jt j| jd}|  d S r(   )r	   r   r   r   r   rZ   rL   r   r   r   test_valid_init_digest  s   z"OcbFSMTests.test_valid_init_digestc                 C   sB   t j| jt j| jd}| }t j| jt j| jd}|| d S r(   )r	   r   r   r   r   rZ   rl   r   r   r   r   test_valid_init_verify  s   z"OcbFSMTests.test_valid_init_verifyc                 C   s   dD ]C}d t d| j| jt d fD ]2}tj| jtj| jd}|d ur(|| t||}|| j || j || j || j |  qqd S )NrE   3333r   )	r   r   r	   r   r   r   r   rk   rG   )r!   method_namerm   r"   methodr   r   r   &test_valid_multiple_encrypt_or_decrypt  s"   





z2OcbFSMTests.test_valid_multiple_encrypt_or_decryptc                 C   s   t j| jt j| jd}|| j | }tdD ]
}| 	||  qt j| jt j| jd}|| j tdD ]}|
| q9d S )Nr         )r	   r   r   r   r   rk   r   rZ   r4   r    rl   )r!   r"   	first_macxr   r   r   $test_valid_multiple_digest_or_verify  s   z0OcbFSMTests.test_valid_multiple_digest_or_verifyc                 C   sr   t j| jt j| jd}|| j || j\}}t j| jt j| jd}|| j |||}| 	| j| d S r(   )
r	   r   r   r   r   rk   r   r   r   r    )r!   r"   r$   r%   r#   r   r   r   0test_valid_encrypt_and_digest_decrypt_and_verify  s   z<OcbFSMTests.test_valid_encrypt_and_digest_decrypt_and_verifyc                 C   sh   dD ]/\}}dD ](}t j| jt j| jd}|r|| j t||| j | t	t||| j qqd S )N)rE   )rF   r)   )TFr   )
r	   r   r   r   r   rk   r   rG   r-   r.   )r!   method1_namemethod2_nameassoc_data_presentr"   r   r   r   #test_invalid_mixing_encrypt_decrypt  s   z/OcbFSMTests.test_invalid_mixing_encrypt_decryptc                 C   sx   dD ]7}t j| jt j| jd}|| j |  |  | t	t
||| j t j| jt j| jd}|| j qd S )N)r)   rk   r   )r	   r   r   r   r   r)   r   rZ   r-   r.   rG   r   )r!   r   r"   r   r   r   +test_invalid_encrypt_or_update_after_digest  s   z7OcbFSMTests.test_invalid_encrypt_or_update_after_digestc                 C   s   t j| jt j| jd}|| j}|| 7 }| }dD ]B}t j| jt j| jd}|| |  |	| | 
tt||| j t j| jt j| jd}||| | 
tt||| j qd S )Nr   )rF   rk   )r	   r   r   r   r   r)   r   rZ   rF   rl   r-   r.   rG   r   )r!   r"   r$   r%   r   r   r   r   +test_invalid_decrypt_or_update_after_verify  s$   

z7OcbFSMTests.test_invalid_decrypt_or_update_after_verifyN)r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   =  s$    


 r   c           	      C   sh  t d| d d  t | }d}tdD ]}t d| }td| d |d }tj|tj||d d}|| ||||  |  7 }td| d |d }tj|tj||d d}||||  |  7 }td| d |d }tj|tj||d d}|| || |  7 }qtd	|d }tj|tj||d d}|| | |  S )
z.Implement the algorithm at page 18 of RFC 7253r   rR   r2       r   rf   rO   re   i  )	r   r4   r   r	   r   r   rk   r)   rZ   )	keylentaglennoncelenkeyCr`   SNr"   r   r   r   algo_rfc7253  s&   


r   c                   @   s4   e Zd ZdZdZdZdZdd Zdd Zd	d
 Z	dS )OcbRfc7253Test 000102030405060708090A0B0C0D0E0F))BBAA99887766554433221100r1   r1    785407BFFFC8AD9EDCC5520AC9111EE6)BBAA998877665544332211010001020304050607r   06820B3657B6F615A5725BDA0D3B4EB3A257C9AF1F8F03009)BBAA99887766554433221102r   r1    81017F8203F081277152FADE694A0A00)BBAA99887766554433221103r1   r   045DD69F8F5AAE72414054CD1F35D82760B2CD00D2F99BFA9)BBAA99887766554433221104r   r   @571D535B60B277188BE5147170A9A22C3AD7A4FF3835B8C5701C1CCEC8FC3358)BBAA99887766554433221105r   r1    8CF761B6902EF764462AD86498CA6B97)BBAA99887766554433221106r1   r   @5CE88EC2E0692706A915C00AEB8B2396F40E1C743F52436BDF06D8FA1ECA343D)BBAA998877665544332211070000102030405060708090A0B0C0D0E0F1011121314151617r   P1CA2207308C87C010756104D8840CE1952F09673A448A122C92C62241051F57356D7F3C90BB0E07F)BBAA99887766554433221108r   r1    6DC225A071FC1B9F7C69F93B0F1E10DE)BBAA99887766554433221109r1   r   P221BD0DE7FA6FE993ECCD769460A0AF2D6CDED0C395B1C3CE725F32494B9F914D85C0B1EB38357FF)BBAA9988776655443322110A@000102030405060708090A0B0C0D0E0F101112131415161718191A1B1C1D1E1Fr   `BD6F6C496201C69296C11EFD138A467ABD3C707924B964DEAFFC40319AF5A48540FBBA186C5553C68AD9F592A79A4240)BBAA9988776655443322110Br   r1    FE80690BEE8A485D11F32965BC9D2A32)BBAA9988776655443322110Cr1   r   `2942BFC773BDA23CABC6ACFD9BFD5835BD300F0973792EF46040C53F1432BCDFB5E1DDE3BC18A5F840B52E653444D5DF)BBAA9988776655443322110DP000102030405060708090A0B0C0D0E0F101112131415161718191A1B1C1D1E1F2021222324252627r   pD5CA91748410C1751FF8A2F618255B68A0A12E093FF454606E59F9C1D0DDC54B65E8628E568BAD7AED07BA06A4A69483A7035490C5769E60)BBAA9988776655443322110Er   r1    C5CD9D1850C141E358649994EE701B68)BBAA9988776655443322110Fr1   r   p4412923493C57D5DE0D700F753CCE0D1D2D95060122E9F15A5DDBFC5787E50B5CC55EE507BCB084E479AD363AC366B95A98CA5F3000B1479) 0F0E0D0C0B0A09080706050403020100r   r   r   h1792A4E31E0755FB03E31B22116E6C2DDF9EFD6E33D536F1A0124B0A55BAE884ED93481529C76B6AD0C515F4D1CDD4FDAC4F02AA)	)r   r    67E944D23256C5E0B6C61FA22FDF1EA2)   r    F673F2C3E7174AAE7BAE986CA9F29E17)   r    D90EB8E9C977C88B79DD793D7FFA161C)r   `   77A3D8E73589158D25D01209)r   r   05D56EAD2752C86BE6932C5E)r   r   5458359AC23B0CBA9E6330DD)r   @   192C9B7BD90BA06A)r   r   0066BC6E0EF34E24)r   r   7D4EA5D445501CBEc                 C   s   t t| j}| jD ]a}dd |D \}}}}|d d |dd  }}tj|tj|d}|| |||  }	| 	||	 | 	||
  tj|tj|d}|| |||  }
| 	||
 || q
d S )Nc                 S      g | ]}t t|qS r   r   r   r_   r   r   r   r   rc         z(OcbRfc7253Test.test1.<locals>.<listcomp>ir   )r   r   tv1_keytv1r	   r   r   rk   r)   r    rZ   rF   rl   )r!   r   tvr   aadr#   r$   mac_tagr"   rq   r&   r   r   r   test1  s   


zOcbRfc7253Test.test1c           
      C   s   dd | j D \}}}}}|d d |dd  }}tj|tj|dd}|| |||  }| || | ||  tj|tj|dd}|| |||  }	| ||	 |	| d S )Nc                 S   r   r   r   r   r   r   r   rc     r   z(OcbRfc7253Test.test2.<locals>.<listcomp>ir   rO   )
tv2r	   r   r   rk   r)   r    rZ   rF   rl   )
r!   r   r   r   r#   r$   r   r"   rq   r&   r   r   r   test2  s   

zOcbRfc7253Test.test2c                 C   s6   | j D ]\}}}t||d}| tt|| qd S )Nr   )tv3r   r    r   r   )r!   r   r   rI   result2r   r   r   test3  s   zOcbRfc7253Test.test3N)
r   r   r   r   r   r   r   r   r   r   r   r   r   r   r     s    {r   c                   @   s(   e Zd ZdZdd Zdd Zdd ZdS )	
OcbDkgTestz9Test vectors from https://gitlab.com/dkg/ocb-test-vectorsc                 C   s   g }dD ]2}dD ]-}t dd||f d||f i }|d u r n|d j}|dd  D ]
}||_|| q*qq|D ]9}|j|j|j|j|jf\}}}	}
}t|t|
 }tj	|tj
||d}||	 ||
\}}| |||  q9d S )	N)r2   re   )h   p   x   )Cipherr	   ztest-vector-%d-nonce%d.txtzDKG tests, %d, %d bitsr   r2   rO   )r   kappendnapcr9   r	   r   r   rk   r   r    )r!   tvsfinbtv_filer   r   r   r   r   r   r   rP   r"   c_outtag_outr   r   r   test_1_2  s0   


"
zOcbDkgTest.test_1_2c                    s   fdd}|dddd |dddd |dddd	 |dd
dd |dd
dd |dd
dd |dddd |dddd |dddd |dddd |dddd |dddd |dd
dd |dd
dd |dd
dd |dddd |dddd |dddd |dddd |dddd |dddd |dd
dd  |dd
dd! |dd
dd" |dddd# |dddd$ |dddd% d S )&Nc                    s    t | ||} |t| d S N)r   r    r   )r   r   r   exprI   r/   r   r   check  s   z OcbDkgTest.test_3.<locals>.checkr   r    C47F5F0341E15326D4D1C46F47F05062r    95B9167A38EB80495DFC561A8486E109r    AFE1CDDB97028FD92F8FB3C8CFBA7D83r   F471B4983BA80946DF217A545AE828BC51C24D85FA5CC7B28C8335982E2B734616CAD14Cr   B553F74B85FD1E5B3B49D20E513531F9ED6DA5B1216BF8BBr    CA8AFCA031BAC3F480A583BD6C50A547 D170C1DF356308079DA9A3F619147148 57F94381F2F9231EFB04AECD323757C33A618B2531ED39F260C750DC9071EB89FEDBADDA88FD286EFDF0EFB97F21A39AC4BAB5ACFAB2FF3A8DD82A13AC01D912BD0737D39D1FD0B500EA4ECFr    9E043A7140A25FB91F43BCC9DD7E0F46 680000E53908323A7F396B955B8EC641 8304B97FAACDA56E676602E1878A7E6F81F978AC9867E825D339847DEFCF2D60B24926ADA48CF5B184961DC56E917B165E58C174227AEE6C9D905A61541DE691B9E1A2F9B0E761381C7129FCr   )r!   r  r   r/   r   test_3  s8   zOcbDkgTest.test_3c                 C   s   t d}t d}t d}t d}t d}t|t| }t d}tj|tj|d d |d}|| ||\}	}
| ||	|
  d S )NEEDDCCBBAA9988776655443322110Dr   r   h07E903BFC49552411ABC865F5ECE60F6FAD1F5A9F14D3070FA2F1308A563207FFE14C1EEA44B22059C7484319D8A2C53C236A7B3hBA015C4E5AE54D76C890AE81BD40DC5703EDC30E8AC2A58BC5D8FA4D61C5BAE6C39BEAC435B2FD56A2A5085C1B135D770C8264B7rO   )r   r9   r	   r   r   rk   r   r    )r!   r   r   APr   rP   buggy_resultr"   C_out2tag_out2r   r   r   test_2_bugfix(  s   
zOcbDkgTest.test_2_bugfixN)r   r   r   __doc__r  r$  r.  r   r   r   r   r     s
    'r   c                 C   s8   g }|t t7 }|t t7 }|t t7 }|t t7 }|S r  )r   r   r   r   r   )configtestsr   r   r   	get_testsA  s   r2  __main__c                   C   s   t t S r  )unittest	TestSuiter2  r   r   r   r   suiteK  s   r6  )defaultTest)r4  binasciir   Crypto.Util.py3compatr   r   r   Crypto.Util.numberr   Crypto.SelfTest.loaderr   Crypto.SelfTest.st_commonr   Crypto.Cipherr	   Crypto.Hashr
   r   TestCaser   r   r   r   r   r2  r   r6  mainr   r   r   r   <module>   s.      F IZ	