Website : rimsha.abasa.com
backdoor
Home
Console
Upload
information
Create File
Create Folder
About
Tools
:
/
proc
/
self
/
root
/
lib
/
python3
/
dist-packages
/
nacl
/
bindings
/
__pycache__
/
Filename :
crypto_sign.cpython-310.pyc
back
Copy
o ��af( � @ s� U d dl mZ d dlmZ d dlmZmZ d dlm Z e� � Z e e d< e�� d Ze e d< e�� Ze e d< e�� Ze e d < e�� Ze e d < e�� Ze e d < d eeef fd d�Zded eeef fdd�Zdeded efdd�Zdeded efdd�Zded efdd �Z d ed efd d �Z d ed efd d!�Z d ed efd"d#�Z G d$d%� d%�Z d&e d'ed d(fd)d*�Z!d&e ded efd+d,�Z"d&e d-eded e#fd.d/�Z$d(S )0� )�Tuple)� exceptions)�ffi�lib)�ensure�crypto_sign_BYTES� �crypto_sign_SEEDBYTES�crypto_sign_PUBLICKEYBYTES�crypto_sign_SECRETKEYBYTES� crypto_sign_curve25519_BYTES� crypto_sign_ed25519ph_STATEBYTES�returnc C s` t �dt�} t �dt�}t�| |�}t|dkdtjd� t � | t�dd� t � |t�dd� fS )zu Returns a randomly generated public key and secret key. :rtype: (bytes(public_key), bytes(secret_key)) �unsigned char[]r �Unexpected library error�ZraisingN) r �newr r r �crypto_sign_keypairr �exc� RuntimeError�buffer)�pk�sk�rc� r �;/usr/lib/python3/dist-packages/nacl/bindings/crypto_sign.pyr s �r �seedc C sx t | �tkr t�d��t�dt�}t�dt�}t� ||| �}t |dkdtj d� t� |t�dd� t� |t�dd� fS )z� Computes and returns the public key and secret key using the seed ``seed``. :param seed: bytes :rtype: (bytes(public_key), bytes(secret_key)) z Invalid seedr r r r N) �lenr r � ValueErrorr r r r r �crypto_sign_seed_keypairr r r )r r r r r r r r 2 s �r �messager c C s` t �dt| �t �}t �d�}t�||| t| �|�}t|dkdtjd� t � ||d �dd� S )z� Signs the message ``message`` using the secret key ``sk`` and returns the signed message. :param message: bytes :param sk: bytes :rtype: bytes r �unsigned long long *r r r N) r r r r r � crypto_signr r r r )r r �signedZ signed_lenr r r r r" H s r" r# r c C sV t �dt| ��}t �d�}t�||| t| �|�dkr t�d��t �||d �dd� S )z� Verifies the signature of the signed message ``signed`` using the public key ``pk`` and returns the unsigned message. :param signed: bytes :param pk: bytes :rtype: bytes r r! r � Signature was forged or corruptN)r r r r �crypto_sign_openr �BadSignatureErrorr )r# r r Z message_lenr r r r% Z s �� r% �public_key_bytesc C �Z t | �tkr t�d��t}t�d|�}t�|| �}t |dkdtj d� t� ||�dd� S )a Converts a public Ed25519 key (encoded as bytes ``public_key_bytes``) to a public Curve25519 key as bytes. Raises a ValueError if ``public_key_bytes`` is not of length ``crypto_sign_PUBLICKEYBYTES`` :param public_key_bytes: bytes :rtype: bytes zInvalid curve public keyr r r r N) r r r r r r r r �$crypto_sign_ed25519_pk_to_curve25519r r r )r' Zcurve_public_key_lenZcurve_public_keyr r r r r) o � �r) �secret_key_bytesc C r( )a Converts a secret Ed25519 key (encoded as bytes ``secret_key_bytes``) to a secret Curve25519 key as bytes. Raises a ValueError if ``secret_key_bytes``is not of length ``crypto_sign_SECRETKEYBYTES`` :param secret_key_bytes: bytes :rtype: bytes zInvalid curve secret keyr r r r N) r r r r r r r r �$crypto_sign_ed25519_sk_to_curve25519r r r )r+ Zcurve_secret_key_lenZcurve_secret_keyr r r r r, � r* r, c C s" t | �tkr t�d��| td� S )a Extract the public Ed25519 key from a secret Ed25519 key (encoded as bytes ``secret_key_bytes``). Raises a ValueError if ``secret_key_bytes``is not of length ``crypto_sign_SECRETKEYBYTES`` :param secret_key_bytes: bytes :rtype: bytes �Invalid secret keyN�r r r r r �r+ r r r � crypto_sign_ed25519_sk_to_pk� � r0 c C s" t | �tkr t�d��| dt� S )z� Extract the seed from a secret Ed25519 key (encoded as bytes ``secret_key_bytes``). Raises a ValueError if ``secret_key_bytes``is not of length ``crypto_sign_SECRETKEYBYTES`` :param secret_key_bytes: bytes :rtype: bytes r- Nr. r/ r r r � crypto_sign_ed25519_sk_to_seed� r1 r2 c @ s e Zd ZdZdgZddd�ZdS )�crypto_sign_ed25519ph_statezO State object wrapping the sha-512 state used in ed25519ph computation �stater Nc C s2 t �dt�| _t�| j�}t|dkdtjd� d S )Nr r r r ) r r r r4 r Zcrypto_sign_ed25519ph_initr r r )�selfr r r r �__init__� s � z$crypto_sign_ed25519ph_state.__init__)r N)�__name__� __module__� __qualname__�__doc__� __slots__r6 r r r r r3 � s r3 �edph�pmsgNc C sX t t| t�dtjd� t t|t�dtjd� t�| j|t |��}t |dkdtj d� dS )z� Update the hash state wrapped in edph :param edph: the ed25519ph state being updated :type edph: crypto_sign_ed25519ph_state :param pmsg: the partial message :type pmsg: bytes :rtype: None �/edph parameter must be a ed25519ph_state objectr z%pmsg parameter must be a bytes objectr r N) r � isinstancer3 r � TypeError�bytesr � crypto_sign_ed25519ph_updater4 r r )r< r= r r r r rB � s ��rB c C s� t t| t�dtjd� t t|t�dtjd� t t|�tkd�t�tjd� t � dt �}t � | j|t j|�}t |dkdtjd� t �|t �dd� S ) aR Create a signature for the data hashed in edph using the secret key sk :param edph: the ed25519ph state for the data being signed :type edph: crypto_sign_ed25519ph_state :param sk: the ed25519 secret part of the signing key :type sk: bytes :return: ed25519ph signature :rtype: bytes r> r z+secret key parameter must be a bytes objectz secret key must be {} bytes longr r r N)r r? r3 r r@ rA r r �formatr r r r �"crypto_sign_ed25519ph_final_creater4 ZNULLr r )r< r � signaturer r r r rD � s. �� �� �rD rE c C s� t t| t�dtjd� t t|t�dtjd� t t|�tkd�t�tjd� t t|t�dtjd� t t|�t kd�t �tjd� t � | j ||�}|dkrPt� d��d S ) a� Verify a prehashed signature using the public key pk :param edph: the ed25519ph state for the data being verified :type edph: crypto_sign_ed25519ph_state :param signature: the signature being verified :type signature: bytes :param pk: the ed25519 public part of the signing key :type pk: bytes :return: True if the signature is valid :rtype: boolean :raises exc.BadSignatureError: if the signature is not valid r> r z*signature parameter must be a bytes objectz signature must be {} bytes longz+public key parameter must be a bytes objectz public key must be {} bytes longr r$ T)r r? r3 r r@ rA r r rC r r �"crypto_sign_ed25519ph_final_verifyr4 r& )r< rE r r r r r rF s> �� �� �� rF )%�typingr Znaclr r Z nacl._sodiumr r Znacl.exceptionsr Zcrypto_sign_bytesr �int�__annotations__Zcrypto_sign_secretkeybytesr Zcrypto_sign_publickeybytesr r Zcrypto_box_secretkeybytesr Z crypto_sign_ed25519ph_statebytesr rA r r r" r% r) r, r0 r2 r3 rB rD �boolrF r r r r �<module> sT �� ��� �)����