o
    5hA                     @   sJ   d dl mZmZmZmZmZmZ eddZdddZdddZ	d	d
 Z
dS )    )load_pycryptodome_raw_libc_size_tcreate_string_bufferget_raw_bufferc_uint8_ptris_writeable_bufferzCrypto.Util._strxoray  
                    void strxor(const uint8_t *in1,
                                const uint8_t *in2,
                                uint8_t *out, size_t len);
                    void strxor_c(const uint8_t *in,
                                  uint8_t c,
                                  uint8_t *out,
                                  size_t len);
                    Nc                 C   s   t | t |krtd|du rtt | }n|}t|s!tdt | t |kr1tdt |  tt| t|t|tt |  |du rKt	|S dS )a  From two byte strings of equal length,
    create a third one which is the byte-by-byte XOR of the two.

    Args:
      term1 (bytes/bytearray/memoryview):
        The first byte string to XOR.
      term2 (bytes/bytearray/memoryview):
        The second byte string to XOR.
      output (bytearray/memoryview):
        The location where the result will be written to.
        It must have the same length as ``term1`` and ``term2``.
        If ``None``, the result is returned.
    :Return:
        If ``output`` is ``None``, a new byte string with the result.
        Otherwise ``None``.

    .. note::
        ``term1`` and ``term2`` must have the same length.
    z.Only byte strings of equal length can be xoredN4output must be a bytearray or a writeable memoryview9output must have the same length as the input  (%d bytes))
len
ValueErrorr   r   	TypeError_raw_strxorstrxorr   r   r   )term1term2outputresult r   f/var/www/html/construction_image-detection-poc/venv/lib/python3.10/site-packages/Crypto/Util/strxor.pyr   0   s&   

r   c                 C   s   d|  krdk st d t d|du rtt| }n|}t|s'tdt| t|kr7t dt|  tt| |t|tt|  |du rOt	|S dS )a~  From a byte string, create a second one of equal length
    where each byte is XOR-red with the same value.

    Args:
      term(bytes/bytearray/memoryview):
        The byte string to XOR.
      c (int):
        Every byte in the string will be XOR-ed with this value.
        It must be between 0 and 255 (included).
      output (None or bytearray/memoryview):
        The location where the result will be written to.
        It must have the same length as ``term``.
        If ``None``, the result is returned.

    Return:
        If ``output`` is ``None``, a new ``bytes`` string with the result.
        Otherwise ``None``.
    r      zc must be in range(256)Nr   r	   )
r   r   r
   r   r   r   strxor_cr   r   r   )termcr   r   r   r   r   r   `   s*   

r   c                 C   s   t | ||tt|  dS )z!Very fast XOR - check conditions!N)r   r   r   r
   )r   r   r   r   r   r   _strxor_direct   s   r   )N)Crypto.Util._raw_apir   r   r   r   r   r   r   r   r   r   r   r   r   r   <module>   s    

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