관리-도구
편집 파일: dh.cpython-39.opt-1.pyc
a �a� � @ s� d dl Z d dlZd dlmZ dZdeeejdd�dd�ZG dd � d e�Z G d d � d e�Z G d d � d e�Z G dd� de j d�Z e ZG dd� de j d�ZeZG dd� de j d�ZeZdS )� N)� serializationi � DHParameters)� generator�key_size�backend�returnc C s ddl m} |�| |�S �Nr )r )�,cryptography.hazmat.backends.openssl.backendr Zgenerate_dh_parameters)r r r �ossl� r �R/usr/lib64/python3.9/site-packages/cryptography/hazmat/primitives/asymmetric/dh.py�generate_parameters s r c @ sp e Zd Zdeeeje dd�dd�Zdd� Zdd� Zdej d d �d d �Z e d d� �Z e dd� �Z e dd� �ZdS )�DHParameterNumbersN)�p�g�qr c C sv t |t�rt |t�s td��|d ur6t |t�s6td��|dk rFtd��|�� tk r`td�t���|| _|| _|| _ d S )Nzp and g must be integerszq must be integer or None� z!DH generator must be 2 or greaterz#p (modulus) must be at least {}-bit) � isinstance�int� TypeError� ValueError� bit_length�_MIN_MODULUS_SIZE�format�_p�_g�_q)�selfr r r r r r �__init__ s �zDHParameterNumbers.__init__c C s2 t |t�stS | j|jko0| j|jko0| j|jkS �N)r r �NotImplementedr r r �r �otherr r r �__eq__* s "�zDHParameterNumbers.__eq__c C s | |k S r r r! r r r �__ne__2 s zDHParameterNumbers.__ne__r �r r c C s ddl m} |�| �S r )r r Zload_dh_parameter_numbers�r r r r r r � parameters5 s z DHParameterNumbers.parametersc C s | j S r )r �r r r r �<lambda>< � zDHParameterNumbers.<lambda>c C s | j S r )r r( r r r r) = r* c C s | j S r )r r( r r r r) > r* )N)N)�__name__� __module__� __qualname__r �typing�Optionalr r# r$ �Anyr' �propertyr r r r r r r r s r c @ sZ e Zd Zeedd�dd�Zdd� Zdd� Zdej d d �d d �Z e d d� �Z e dd� �Z dS )�DHPublicNumbersN)�y�parameter_numbersr c C s4 t |t�std��t |t�s$td��|| _|| _d S )Nzy must be an integer.z5parameters must be an instance of DHParameterNumbers.)r r r r �_y�_parameter_numbers)r r3 r4 r r r r B s �zDHPublicNumbers.__init__c C s& t |t�stS | j|jko$| j|jkS r )r r2 r r5 r6 r! r r r r# N s �zDHPublicNumbers.__eq__c C s | |k S r r r! r r r r$ W s zDHPublicNumbers.__ne__� DHPublicKeyr% c C s ddl m} |�| �S r )r r Zload_dh_public_numbersr& r r r � public_keyZ s zDHPublicNumbers.public_keyc C s | j S r )r5 r( r r r r) a r* zDHPublicNumbers.<lambda>c C s | j S r )r6 r( r r r r) b r* )N)r+ r, r- r r r r# r$ r. r0 r8 r1 r3 r4 r r r r r2 A s r2 c @ sZ e Zd Zeedd�dd�Zdd� Zdd� Zdej d d �d d �Z e d d� �Z e dd� �Z dS )�DHPrivateNumbersN)�x�public_numbersr c C s4 t |t�std��t |t�s$td��|| _|| _d S )Nzx must be an integer.z6public_numbers must be an instance of DHPublicNumbers.)r r r r2 �_x�_public_numbers)r r: r; r r r r f s �zDHPrivateNumbers.__init__c C s& t |t�stS | j|jko$| j|jkS r )r r9 r r< r= r! r r r r# r s �zDHPrivateNumbers.__eq__c C s | |k S r r r! r r r r$ { s zDHPrivateNumbers.__ne__� DHPrivateKeyr% c C s ddl m} |�| �S r )r r Zload_dh_private_numbersr& r r r � private_key~ s z DHPrivateNumbers.private_keyc C s | j S r )r= r( r r r r) � r* zDHPrivateNumbers.<lambda>c C s | j S r )r< r( r r r r) � r* )N)r+ r, r- r r2 r r# r$ r. r0 r? r1 r; r: r r r r r9 e s r9 c @ sL e Zd Zejdd�dd��Zejdded�dd ��Zejed�d d ��Z d S ) r r> �r c C s dS )z7 Generates and returns a DHPrivateKey. Nr r( r r r �generate_private_key� s z!DHParameters.generate_private_key�serialization.Encodingz serialization.ParameterFormat��encodingr r c C s dS )z= Returns the parameters serialized as bytes. Nr �r rD r r r r �parameter_bytes� s z DHParameters.parameter_bytesc C s dS )z/ Returns a DHParameterNumbers. Nr r( r r r r4 � s z DHParameters.parameter_numbersN) r+ r, r- �abc�abstractmethodrA �bytesrF r r4 r r r r r � s � )� metaclassc @ s` e Zd Zejed�dd��Zejed�dd��Z eje d�dd��Z ejdd e d �d d ��Z d S )r7 r@ c C s dS �z6 The bit length of the prime modulus. Nr r( r r r r � s zDHPublicKey.key_sizec C s dS )zJ The DHParameters object associated with this public key. Nr r( r r r r' � s zDHPublicKey.parametersc C s dS )z, Returns a DHPublicNumbers. Nr r( r r r r; � s zDHPublicKey.public_numbersrB zserialization.PublicFormatrC c C s dS �z6 Returns the key serialized as bytes. Nr rE r r r � public_bytes� s zDHPublicKey.public_bytesN)r+ r, r- rG �abstractpropertyr r rH r r' r2 r; rI rM r r r r r7 � s �r7 c @ s� e Zd Zejed�dd��Zejed�dd��Z eje d�dd��Z ejee d�d d ��Z ejed�d d ��Zejd dde d�dd��ZdS )r> r@ c C s dS rK r r( r r r r � s zDHPrivateKey.key_sizec C s dS )zC The DHPublicKey associated with this private key. Nr r( r r r r8 � s zDHPrivateKey.public_keyc C s dS )zK The DHParameters object associated with this private key. Nr r( r r r r' � s zDHPrivateKey.parameters)�peer_public_keyr c C s dS )zn Given peer's DHPublicKey, carry out the key exchange and return shared key as bytes. Nr )r rO r r r �exchange� s zDHPrivateKey.exchangec C s dS )z- Returns a DHPrivateNumbers. Nr r( r r r �private_numbers� s z DHPrivateKey.private_numbersrB zserialization.PrivateFormatz(serialization.KeySerializationEncryption)rD r �encryption_algorithmr c C s dS rL r )r rD r rR r r r � private_bytes� s zDHPrivateKey.private_bytesN)r+ r, r- rG rN r r rH r7 r8 r r' rI rP r9 rQ rS r r r r r> � s �r> )N)rG r. Z cryptography.hazmat.primitivesr r r r0 r �objectr r2 r9 �ABCMetar Z DHParametersWithSerializationr7 Z DHPublicKeyWithSerializationr> Z DHPrivateKeyWithSerializationr r r r �<module> s" �� *$$ ,