File: //usr/lib/python3/dist-packages/twisted/pair/__pycache__/ip.cpython-310.pyc
o
�b � @ sj d Z ddlZddlZddlmZ ddlmZ ddlmZ G dd� d�Z dZ
eej �G d d
� d
ej ��Z
dS ) z,Support for working directly with IP packets� N)� implementer)�protocol)�rawc @ s e Zd Zdd� ZdS )�IPHeaderc
C s� t �d|d d� �\
}| _| _| _}| _| _| _}}t� |�| _
t� |�| _ |d@ | _ |d@ d? d> | _
|d@ | _|d@ d k| _|d
@ d k| _d S ) Nz
!BBHHHBBH4s4s� � �� � � i� i @ r i )�struct�unpack�tos�tot_len� fragment_id�ttlr �check�socket� inet_ntoa�saddr�daddr�version�ihl�fragment_offset�
dont_fragment�more_fragments)�self�data�
ihlversion�frag_offr r � r �1/usr/lib/python3/dist-packages/twisted/pair/ip.py�__init__ s&
�
zIPHeader.__init__N)�__name__�
__module__� __qualname__r! r r r r r s r l c @ s$ e Zd Zdd� Zdd� Zdd� ZdS )�
IPProtocolc C s
i | _ d S )N)�ipProtos)r r r r r! 0 s
zIPProtocol.__init__c C sR t �|�}|dk r
td��|tkrtd��|| jvr g | j|< | j| �|� d S )Nr z'Added protocol must be positive or zeroz"Added protocol must fit in 32 bits)r �IRawDatagramProtocol� TypeError�MAX_SIZEr& �append)r �num�protor r r �addProto3 s
zIPProtocol.addProtoc C sh t |�}| j�|jd�D ]%}|j|dd � ||j|j|j|j|j|j |j
|j |j |j
|j|jd� q d S )Nr r )r �partial�source�destr r r r
r r r r r r )r r& �getr �datagramReceivedr r r r r
r r r r r r )r r r. r0 r/ r �headerr, r r r r2 = s&
��zIPProtocol.datagramReceivedN)r" r# r$ r! r- r2 r r r r r% . s
r% )�__doc__r r �zope.interfacer �twisted.internetr � twisted.pairr r r) �IRawPacketProtocol�AbstractDatagramProtocolr% r r r r �<module> s