� ���gM� �V�UdZddlmZddlZddlmZ ddlmZn#e $rGd�de ��ZYnwxYwddl Z ddl Z ddl Z ddlmZdd lmZdd lmZd d lmZe jrdd lmZddgZejjejjejjejje jejjiZ de!d<e"e d��r%e"ejd��rejj#e e j$<e"e d��r%e"ejd��rejj%e e j&<e j'ejj(e j)ejj*e j+ejj*ejj,ziZ-d�e-�.��D��Z/e0ejdd��e0ejdd��zZ1de!d<e0ejdd��Z2de!d<e0ejdd��Z3de!d<e0ejdd��Z4de!d <e0ejd!d��Z5de!d"<e j6j7e1e j6j8e1e j6j9e1e2ze j6j:e1e2ze3ze j6j;e1e2ze3ze4ze j6j<e1e2ze3ze4ziZ=de!d#<e j6j7e1e2ze3ze4ze5ze j6j8e1e3ze4ze5ze j6j9e1e4ze5ze j6j:e1e5ze j6j;e1e j6j<e1iZ>de!d$<d%Z?ejj@ZAe jBeC��ZDd?d(�ZEd?d)�ZFd?d*�ZGd@d.�ZHdAd2�ZIGd3�d4��ZJejKeJ_KGd5�d6��ZLdBd>�ZMdS)Ca� Module for using pyOpenSSL as a TLS backend. This module was relevant before the standard library ``ssl`` module supported SNI, but now that we've dropped support for Python 2.7 all relevant Python versions support SNI so **this module is no longer recommended**. This needs the following packages installed: * `pyOpenSSL`_ (tested with 16.0.0) * `cryptography`_ (minimum 1.3.4, from pyopenssl) * `idna`_ (minimum 2.0) However, pyOpenSSL depends on cryptography, so while we use all three directly here we end up having relatively few packages required. You can install them with the following command: .. code-block:: bash $ python -m pip install pyopenssl cryptography idna To activate certificate checking, call :func:`~urllib3.contrib.pyopenssl.inject_into_urllib3` from your Python code before you begin making HTTP requests. This can be done in a ``sitecustomize`` module, or at any other time before your application begins using ``urllib3``, like this: .. code-block:: python try: import urllib3.contrib.pyopenssl urllib3.contrib.pyopenssl.inject_into_urllib3() except ImportError: pass .. _pyopenssl: https://www.pyopenssl.org .. _cryptography: https://cryptography.io .. _idna: https://github.com/kjd/idna �)� annotationsN)�x509)�UnsupportedExtensionc��eZdZdS)rN)�__name__� __module__� __qualname__���i/home/asafur/pinokio/api/open-webui.git/app/env/lib/python3.11/site-packages/urllib3/contrib/pyopenssl.pyrr2s������ �r r)�BytesIO)�socket)�timeout�)�util��X509�inject_into_urllib3�extract_from_urllib3zdict[int, int]�_openssl_versions�PROTOCOL_TLSv1_1�TLSv1_1_METHOD�PROTOCOL_TLSv1_2�TLSv1_2_METHODc��i|]\}}||�� Sr r )�.0�k�vs r � <dictcomp>rYs��P�P�P�d�a��Q��P�P�Pr � OP_NO_SSLv2� OP_NO_SSLv3�int�_OP_NO_SSLv2_OR_SSLv3� OP_NO_TLSv1� _OP_NO_TLSv1� OP_NO_TLSv1_1�_OP_NO_TLSv1_1� OP_NO_TLSv1_2�_OP_NO_TLSv1_2� OP_NO_TLSv1_3�_OP_NO_TLSv1_3�_openssl_to_ssl_minimum_version�_openssl_to_ssl_maximum_versioni@�return�Nonec��t��tt_ttj_dt_dtj_dS)z7Monkey-patch urllib3 with PyOpenSSL-backed SSL-support.TN)�_validate_dependencies_met�PyOpenSSLContextr� SSLContext�ssl_� IS_PYOPENSSLr r r rr�s9��� � � �&�D�O�+�D�I���D��!�D�I���r c��tt_ttj_dt_dtj_dS)z4Undo monkey-patching by :func:`inject_into_urllib3`.FN)�orig_util_SSLContextrr3r4r5r r r rr�s-��+�D�O�/�D�I���D��"�D�I���r c��ddlm}t|dd���td���ddlm}|��}t|dd���td���dS) z{ Verifies that PyOpenSSL's package-level dependencies have been met. Throws `ImportError` if they are not met. r)� Extensions�get_extension_for_classNzX'cryptography' module missing required functionality. Try upgrading to v1.3.4 or newer.r�_x509zS'pyOpenSSL' module missing required functionality. Try upgrading to v0.14 or newer.)�cryptography.x509.extensionsr9�getattr� ImportError�OpenSSL.cryptor)r9rrs r r1r1�s��� 8�7�7�7�7�7��z�4�d�;�;�C�� 0� � � �$�#�#�#�#�#� �4�6�6�D��t�W�d�#�#�+�� /� � � �,�+r �name�str� str | Nonec�^�d d�}d|vr|S||��}|�dS|�d��S) a% Converts a dNSName SubjectAlternativeName field to the form used by the standard library on the given Python version. Cryptography produces a dNSName as a unicode string that was idna-decoded from ASCII bytes. We need to idna-encode that string to get it back, and then on Python 3 we also need to convert to unicode via UTF-8 (the stdlib uses PyUnicode_FromStringAndSize on it, which decodes via UTF-8). If the name cannot be idna-encoded then we return None signalling that the name given should be skipped. r@rAr.� bytes | Nonec��ddl} dD][}|�|��rD|t|��d�}|�d��|�|��zcS�\|�|��S#|jj$rYdSwxYw)z� Borrowed wholesale from the Python Cryptography Project. It turns out that we can't just safely call `idna.encode`: it can explode for wildcard names. This avoids that problem. rN)z*.�.�ascii)�idna� startswith�len�encode�core� IDNAError)r@rH�prefixs r � idna_encodez'_dnsname_to_stdlib.<locals>.idna_encode�s��� � � � � �%� F� F���?�?�6�*�*�F���F� � � � �.�D�!�=�=��1�1�D�K�K��4E�4E�E�E�E�E�F��;�;�t�$�$� $���y�"� � � ��4�4� ���s�AA9�#A9�9B � B �:N�utf-8)r@rAr.rD)�decode)r@rO� encoded_names r �_dnsname_to_stdlibrT�sT������$ �d�{�{�� ��;�t�$�$�L����t� � � �w� '� '�'r � peer_certr�list[tuple[str, str]]c�:�|���} |j�tj��j}nc#tj$rgcYStjttj tf$r'}t� d|��gcYd}~Sd}~wwxYwd�tt|�tj����D��}|�d�|�tj��D����|S)zU Given an PyOpenSSL certificate, provides all the subject alternative names. z�A problem was encountered with the certificate that prevented urllib3 from finding the SubjectAlternativeName field. This can affect certificate validation. The error was %sNc��g|]}|�d|f�� S)N�DNSr �rr@s r � <listcomp>z%get_subj_alt_name.<locals>.<listcomp>s,�� � � � � � � �� � � � r c3�8K�|]}dt|��fV��dS)z IP AddressN)rArZs r � <genexpr>z$get_subj_alt_name.<locals>.<genexpr> s>������&*��s�4�y�y�!������r )�to_cryptography� extensionsr:r�SubjectAlternativeName�value�ExtensionNotFound�DuplicateExtensionr�UnsupportedGeneralNameType� UnicodeError�log�warning�maprT�get_values_for_type�DNSName�extend� IPAddress)rU�cert�ext�e�namess r �get_subj_alt_namerq�s?�� � $� $� &� &�D���o�5�5�d�6Q�R�R�X���� � !����� � � � ��� �'��  ���� � � � >� �  � � � � � � � � � ���������. � ��*�C�,C�,C�D�L�,Q�,Q�R�R� � � �E�  �L�L���.1�.E�.E�d�n�.U�.U������� �Ls#�)A�B �&B �9B�B �B c��eZdZdZ d(d)d �Zd*d �Zd+d�Zd,d�Zd-d�Zd.d�Z d/d�Z d0d�Z d1d�Z d+d�Z d+d�Z d2d3d"�Zd4d$�Zd5d&�Zd'S)6� WrappedSocketz@API-compatibility wrapper for Python OpenSSL's Connection-class.T� connection�OpenSSL.SSL.Connectionr� socket_cls�suppress_ragged_eofs�boolr.r/c�L�||_||_||_d|_d|_dS�NrF)rtrrw�_io_refs�_closed)�selfrtrrws r �__init__zWrappedSocket.__init__s,�� %����� �$8��!��� ��� � � r r"c�4�|j���S�N)r�fileno�r}s r r�zWrappedSocket.fileno!s���{�!�!�#�#�#r c�v�|jdkr|xjdzc_|jr|���dSdS)Nr�)r{r|�closer�s r �_decref_socketioszWrappedSocket._decref_socketios%sD�� �=�1� � � �M�M�Q� �M�M� �<� � �J�J�L�L�L�L�L� � r �args� typing.Any�kwargs�bytesc�� |jj|i|��}|S#tjj$rF}|jr|jdkrYd}~dSt|jdt|����|�d}~wtjj $r1|j� ��tjj krYdS�tjj $rX}tj|j|j�����st#d��|�|j|i|��cYd}~Sd}~wtjj$r}t'jd|����|�d}~wwxYw)N������zUnexpected EOFr r�The read operation timed out� read error: )rt�recv�OpenSSL�SSL� SysCallErrorrwr��OSErrorrA�ZeroReturnError� get_shutdown�RECEIVED_SHUTDOWN� WantReadErrorr� wait_for_readr� gettimeoutr�Error�ssl�SSLError)r}r�r��dataros r r�zWrappedSocket.recv+s~�� �'�4�?�'��8��8�8�D�*�K��)�{�'� 8� 8� 8��(� 8�Q�V�7M�-M�-M��s�s�s�s�s��a�f�Q�i��Q���0�0�a�7������{�*� � � ���+�+�-�-���1N�N�N��s�s���{�(� 2� 2� 2��%�d�k�4�;�3I�3I�3K�3K�L�L� 2��<�=�=�1�D� �t�y�$�1�&�1�1�1�1�1�1�1�1������{� � <� <� <��,�3�a�3�3�4�4�!� ;����� <���s@��E �A+�)A+�+AE �1E �A D�E �E �/E�E c�� |jj|i|��S#tjj$rF}|jr|jdkrYd}~dSt|jdt|����|�d}~wtjj $r1|j� ��tjj krYdS�tjj $rX}tj|j|j�����st#d��|�|j|i|��cYd}~Sd}~wtjj$r}t'jd|����|�d}~wwxYw)Nr�rr�r�)rt� recv_intor�r�r�rwr�r�rAr�r�r�r�rr�rr�rr�r�r�)r}r�r�ros r r�zWrappedSocket.recv_intoDsv�� <�,�4�?�,�d�=�f�=�=� =���{�'� 8� 8� 8��(� 8�Q�V�7M�-M�-M��q�q�q�q�q��a�f�Q�i��Q���0�0�a�7������{�*� � � ���+�+�-�-���1N�N�N��q�q���{�(� 7� 7� 7��%�d�k�4�;�3I�3I�3K�3K�L�L� 7��<�=�=�1�D�%�t�~�t�6�v�6�6�6�6�6�6�6�6������{� � <� <� <��,�3�a�3�3�4�4�!� ;����� <���s@��E �A)�)A)�)AE �/E �A D�E �E �-E�E r�floatc�6�|j�|��Sr�)r� settimeout)r}rs r r�zWrappedSocket.settimeout[s���{�%�%�g�.�.�.r r�c�|� |j�|��S#tjj$rJ}t j|j|j�����st��|�Yd}~�ud}~wtjj $r.}t|j dt|����|�d}~wwxYw�NTr)rt�sendr�r��WantWriteErrorr�wait_for_writerr�rr�r�r�rA)r}r�ros r �_send_until_donezWrappedSocket._send_until_done^s��� 8� 8���+�+�D�1�1�1���;�-� � � ��*�4�;�� �8N�8N�8P�8P�Q�Q�+�!�)�)��*�����������;�+� 8� 8� 8��a�f�Q�i��Q���0�0�a�7����� 8���s!��B;�AA6�6B;� )B6�6B;c��d}|t|��kr?|�|||tz���}||z }|t|��k�=dSdS�Nr)rJr��SSL_WRITE_BLOCKSIZE)r}r�� total_sent�sents r �sendallzWrappedSocket.sendallisk��� ��3�t�9�9�$�$��(�(��Z�*�/B�"B�B�C���D� �$� �J� �3�t�9�9�$�$�$�$�$�$r �howc�� |j���dS#tjj$r}t jd|����|�d}~wwxYw)Nzshutdown error: )rt�shutdownr�r�r�r�r�)r}r�ros r r�zWrappedSocket.shutdownqse�� @� �O� $� $� &� &� &� &� &���{� � @� @� @��,�7�!�7�7�8�8�a� ?����� @���s��A�A � Ac�V�d|_|jdkr|���dSdSr�)r|r{� _real_closer�s r r�zWrappedSocket.closews6���� � �=�A� � � � � � � � � � � � r c�l� |j���S#tjj$rYdSwxYwr�)rtr�r�r�r�r�s r r�zWrappedSocket._real_close|sB�� ��?�(�(�*�*� *���{� � � � � �F�F� ���s ��3�3F� binary_form�"dict[str, list[typing.Any]] | Nonec���|j���}|s|S|r/tj�tjj|��Sd|j��jffft|��d�S)N� commonName)�subject�subjectAltName) rt�get_peer_certificater��crypto�dump_certificate� FILETYPE_ASN1� get_subject�CNrq)r}r�rs r � getpeercertzWrappedSocket.getpeercert�s�����3�3�5�5��� ��K� � W��>�2�2�7�>�3O�QU�V�V� V�'�(8��(8�(:�(:�(=�>�@�B�/��5�5� � � r rAc�4�|j���Sr�)rt�get_protocol_version_namer�s r �versionzWrappedSocket.version�s����8�8�:�:�:r rBc�d�|j���}|r|���ndSr�)rt�get_alpn_proto_negotiatedrR)r}� alpn_protos r �selected_alpn_protocolz$WrappedSocket.selected_alpn_protocol�s1���_�>�>�@�@� �&0�:�z� � �"�"�"�d�:r N)T)rtrurrvrwrxr.r/�r.r"�r.r/)r�r�r�r�r.r�)r�r�r�r�r.r")rr�r.r/)r�r�r.r")r�r�r.r/)r�r"r.r/)F)r�rxr.r�)r.rA)r.rB)rrr �__doc__r~r�r�r�r�r�r�r�r�r�r�r�r�r�r r r rsrssJ������J�J� &*� � � � � �$�$�$�$����� ����2<�<�<�<�./�/�/�/� 8� 8� 8� 8�����@�@�@�@� ���� ����#(� � � � � � ;�;�;�;�;�;�;�;�;�;r rsc��eZdZdZd5d�Zed6d���Zejd7d ���Zed6d ���Zejd7d ���Zed6d ���Z e jd8d���Z d9d�Z d:d�Z d;d<d�Z d=d>d�Z d?d!�Z d@dAd-�Zd9d.�Zed6d/���ZejdBd1���Zed6d2���ZejdCd4���ZdS)Dr2z� I am a wrapper class for the PyOpenSSL ``Context`` object. I am responsible for translating the interface of the standard library ``SSLContext`` object to calls into PyOpenSSL. �protocolr"r.r/c��t||_tj�|j��|_d|_d|_tj j |_ tj j |_ tj|_dSrz)rr�r�r��Context�_ctx�_options�check_hostnamer�� TLSVersion�MINIMUM_SUPPORTED�_minimum_version�MAXIMUM_SUPPORTED�_maximum_version�VERIFY_X509_TRUSTED_FIRST� _verify_flags)r}r�s r r~zPyOpenSSLContext.__init__�sa��)�(�3�� ��K�'�'�� �6�6�� ��� �#���%(�^�%E���%(�^�%E���"%�"?����r c��|jSr�)r�r�s r �optionszPyOpenSSLContext.options�s ���}�r rac�<�||_|���dSr�)r��_set_ctx_options�r}ras r r�zPyOpenSSLContext.options�s!���� � �������r c��|jSr�)r�r�s r � verify_flagszPyOpenSSLContext.verify_flags�s ���!�!r c�v�||_|j����|j��dSr�)r�r��get_cert_store� set_flagsr�s r r�zPyOpenSSLContext.verify_flags�s5��"��� � � � �"�"�,�,�T�-?�@�@�@�@�@r c�J�t|j���Sr�)�_openssl_to_stdlib_verifyr��get_verify_moder�s r � verify_modezPyOpenSSLContext.verify_mode�s��(���)B�)B�)D�)D�E�Er �ssl.VerifyModec�\�|j�t|t��dSr�)r�� set_verify�_stdlib_to_openssl_verify�_verify_callbackr�s r r�zPyOpenSSLContext.verify_mode�s'�� � ���6�u�=�?O�P�P�P�P�Pr c�8�|j���dSr�)r��set_default_verify_pathsr�s r r�z)PyOpenSSLContext.set_default_verify_paths�s�� � �*�*�,�,�,�,�,r �ciphers� bytes | strc��t|t��r|�d��}|j�|��dS)NrQ)� isinstancerArKr��set_cipher_list)r}r�s r � set_cipherszPyOpenSSLContext.set_ciphers�sA�� �g�s� #� #� .��n�n�W�-�-�G� � �!�!�'�*�*�*�*�*r N�cafilerB�capath�cadatarDc�X�|�|�d��}|�|�d��} |j�||��|�)|j�t|����dSdS#tjj$r}tjd|����|�d}~wwxYw)NrQz%unable to load trusted certificates: ) rKr��load_verify_locationsr r�r�r�r�r�)r}r�r�r�ros r r�z&PyOpenSSLContext.load_verify_locations�s��� � ��]�]�7�+�+�F� � ��]�]�7�+�+�F� U� �I� +� +�F�F� ;� ;� ;��!�� �/�/�����@�@�@�@�@�"�!���{� � U� U� U��,�L�q�L�L�M�M�ST� T����� U���s�AA8�8B)� B$�$B)�certfilerA�keyfile�passwordc�p�� |j�|����Gt�t��s��d���|j��fd���|j�|p|��dS#tjj $r}tj d|����|�d}~wwxYw)NrQc����Sr�r )�_r�s �r �<lambda>z2PyOpenSSLContext.load_cert_chain.<locals>.<lambda>�s���8�r z"Unable to load certificate chain: ) r��use_certificate_chain_filer�r�rK� set_passwd_cb�use_privatekey_filer�r�r�r�r�)r}r�r�r�ros ` r �load_cert_chainz PyOpenSSLContext.load_cert_chain�s����  R� �I� 0� 0�� :� :� :��#�!�(�E�2�2�8�'���w�7�7�H�� �'�'�(;�(;�(;�(;�<�<�<� �I� )� )�'�*=�X� >� >� >� >� >���{� � R� R� R��,�I�A�I�I�J�J�PQ� Q����� R���s�A?B�B5�B0�0B5� protocols�list[bytes | str]c�N�d�|D��}|j�|��S)Nc�N�g|]"}tj�|d����#S)rG)r�to_bytes)r�ps r r[z7PyOpenSSLContext.set_alpn_protocols.<locals>.<listcomp>�s*��G�G�G��T�Y�'�'��7�3�3�G�G�Gr )r��set_alpn_protos)r}rs r �set_alpn_protocolsz#PyOpenSSLContext.set_alpn_protocols�s+��G�G�Y�G�G�G� ��y�(�(��3�3�3r FT�sockrv� server_siderx�do_handshake_on_connectrw�server_hostname�bytes | str | Nonersc��tj�|j|��}|r^tj�|��s?t|t��r|� d��}|� |��|� �� |� ��n�#tjj $rA}t j||�����st!d��|�Yd}~�gd}~wtjj$r}t%jd|����|�d}~wwxYw t)||��S)NrQTzselect timed outzbad handshake: )r�r�� Connectionr�rr4� is_ipaddressr�rArK�set_tlsext_host_name�set_connect_state� do_handshaker�r�r�rr�r�r�rs)r}rrrrwr�cnxros r � wrap_socketzPyOpenSSLContext.wrap_socket�sV���k�$�$�T�Y��5�5�� � 6�4�9�#9�#9�/�#J�#J� 6��/�3�/�/� B�"1�"8�"8��"A�"A�� � $� $�_� 5� 5� 5� ������ � C�� � �"�"�"�"���;�,� � � ��)�$����0A�0A�B�B�=�!�"4�5�5�1�<�����������;�$� C� C� C��l�#:�Q�#:�#:�;�;��B����� C���� ��S�$�'�'�'s$�B1�1D5�7D�D5�D0�0D5c��|j�|jt|jzt |jz��dSr�)r�� set_optionsr�r,r�r-r�r�s r r�z!PyOpenSSLContext._set_ctx_optionssM�� � ��� �M�-�d�.C�D� E�-�d�.C�D� E� � � � � r c��|jSr�)r�r�s r �minimum_versionz PyOpenSSLContext.minimum_version� ���$�$r rc�<�||_|���dSr�)r�r�)r}rs r rz PyOpenSSLContext.minimum_version�"�� /��� �������r c��|jSr�)r�r�s r �maximum_versionz PyOpenSSLContext.maximum_version#rr r#c�<�||_|���dSr�)r�r�)r}r#s r r#z PyOpenSSLContext.maximum_version'r!r )r�r"r.r/r�)rar"r.r/)rar�r.r/r�)r�r�r.r/)NNN)r�rBr�rBr�rDr.r/)NN)r�rAr�rBr�rBr.r/)rrr.r/)FTTN) rrvrrxrrxrwrxrrr.rs)rr"r.r/)r#r"r.r/)rrr r�r~�propertyr��setterr�r�r�r�r�rr rr�rr#r r r r2r2�sZ�������� @�@�@�@������X�� �^� � � ��^� ��"�"�"��X�"���A�A�A���A��F�F�F��X�F���Q�Q�Q���Q�-�-�-�-�+�+�+�+�"�!�#� U�U�U�U�U�(#�#� R�R�R�R�R� 4�4�4�4�"�(,�%)�.2� (�(�(�(�(�> � � � ��%�%�%��X�%��� � � ��� ��%�%�%��X�%��� � � ��� � � r r2rrur�err_no� err_depth� return_coderxc��|dkSr�r )rrr'r(r)s r r�r�-s�� �Q�;�r r�)r@rAr.rB)rUrr.rV) rrurrr'r"r(r"r)r"r.rx)Nr�� __future__r� OpenSSL.SSLr�� cryptographyr�cryptography.x509rr>� Exception�loggingr��typing�ior rrvr�r� TYPE_CHECKINGr?r�__all__r4� PROTOCOL_TLSr�� SSLv23_METHOD�PROTOCOL_TLS_CLIENT�PROTOCOL_TLSv1� TLSv1_METHODr�__annotations__�hasattrrrrr� CERT_NONE� VERIFY_NONE� CERT_OPTIONAL� VERIFY_PEER� CERT_REQUIRED�VERIFY_FAIL_IF_NO_PEER_CERTr��itemsr�r=r#r%r'r)r+r�r��TLSv1�TLSv1_1�TLSv1_2�TLSv1_3r�r,r-r�r3r7� getLoggerrrfrrr1rTrqrs�makefiler2r�r r r �<module>rJs���&�&�&�P#�"�"�"�"�"����������� �6�6�6�6�6�6�6��� � � � � � � � �y� � � � � � ���� ���� � � � � � � � �������'�'�'�'�'�'������������� ��$�#�#�#�#�#�#� !�"8� 9�� �I��G�K�5��I�!�7�;�#<���� �0�%������  �7�3�"�#�#�I���� �=M�(N�(N�I�.5�k�.H��c�*�+� �7�3�"�#�#�I���� �=M�(N�(N�I�.5�k�.H��c�*�+��M�7�;�*���w�{�.���w�{�.� �k�-�.��� Q�P�.G�.M�.M�.O�.O�P�P�P��%�W�W�[�-��C�C�g�g� �K���G�G��������G�G�K���:�:� �:�:�:�:��g�g�k�?�A�>�>��>�>�>�>��g�g�k�?�A�>�>��>�>�>�>��g�g�k�?�A�>�>��>�>�>�>��N�$�&;��N��/��N��1�L�@��N��1�L�@�>�Q��N��� �,�~�=��N��N�$�� �,�~�=��N� 3�� � � � ��N�$�� � � � � � � �  � �N����.��?�.�P��N��1�N�B�^�S��N��1�N�B��N��1��N�$�&;�3������$���y�+���g���!�!��"�"�"�"�#�#�#�#� � � � �4&(�&(�&(�&(�R-�-�-�-�`E;�E;�E;�E;�E;�E;�E;�E;�P$�,� ��M �M �M �M �M �M �M �M �`�����s ��2�2
Memory