&xj  rUddlmZddlmZddlmZmZddlm Z gdZ ej Z e ed<ejZe ed<ejZe ed<ejZe ed <d eeeffd Zd ed eeeffd Zdededed eeeffdZdededed eeeffdZdS))Tuple) exceptions)ffilib)ensure)crypto_kx_keypaircrypto_kx_client_session_keyscrypto_kx_server_session_keyscrypto_kx_PUBLIC_KEY_BYTEScrypto_kx_SECRET_KEY_BYTEScrypto_kx_SEED_BYTEScrypto_kx_SESSION_KEY_BYTESr r r rreturnc\tjdt}tjdt}t j||}t |dkdtjtj |tddtj |tddfS)z Generate a key pair. This is a duplicate crypto_box_keypair, but is included for api consistency. :return: (public_key, secret_key) :rtype: (bytes, bytes) unsigned char[]rKey generation failed.raisingN) rnewr r rrrexc CryptoErrorbuffer) public_key secret_keyress HC:\Projects\Historical\venv\Lib\site-packages\nacl/bindings/crypto_kx.pyrr's*,FGGJ*,FGGJ  J 7 7C 3!8-sGGGG :9::111= :9::111= seedctjdt}tjdt}t t |t ot|tkd ttj tj |||}t |dkdtjtj|tddtj|tddfS)ah Generate a key pair with a given seed. This is functionally the same as crypto_box_seed_keypair, however it uses the blake2b hash primitive instead of sha512. It is included mainly for api consistency when using crypto_kx. :param seed: random seed :type seed: bytes :return: (public_key, secret_key) :rtype: (bytes, bytes) rz*Seed must be a {} byte long bytes sequencerrrN)rrr r r isinstancebyteslenr formatr TypeErrorrcrypto_kx_seed_keypairrr)rrrrs rr%r%:s*,FGGJ*,FGGJ 4ECII1E$E4;;      $ZT B BC 3!8-sGGGG :9::111= :9::111= rclient_public_keyclient_secret_keyserver_public_keyctt|tot|tkdtt jtt|tot|tkdtt jtt|tot|tkdtt jtj dt}tj dt}tj |||||}t|dkdt jtj|tddtj|tddfS) a+ Generate session keys for the client. :param client_public_key: :type client_public_key: bytes :param client_secret_key: :type client_secret_key: bytes :param server_public_key: :type server_public_key: bytes :return: (rx_key, tx_key) :rtype: (bytes, bytes) 8Client public key must be a {} bytes long bytes sequencerz8Client secret key must be a {} bytes long bytes sequence8Server public key must be a {} bytes long bytes sequencerrz%Client session key generation failed.N)rr r!r"r r#rr$r rrrrr rr)r&r'r(rx_keytx_keyrs rr r W  $e,, A ! " "&@ @BII &    $e,, A ! " "&@ @BII &    $e,, A ! " "&@ @BII &   W&(C D DF W&(C D DF +)+<>O  C  q/ 6677: 6677: rserver_secret_keyctt|tot|tkdtt jtt|tot|tkdtt jtt|tot|tkdtt jtj dt}tj dt}tj |||||}t|dkdt jtj|tddtj|tddfS) a+ Generate session keys for the server. :param server_public_key: :type server_public_key: bytes :param server_secret_key: :type server_secret_key: bytes :param client_public_key: :type client_public_key: bytes :return: (rx_key, tx_key) :rtype: (bytes, bytes) r+rz8Server secret key must be a {} bytes long bytes sequencer*rrz%Server session key generation failed.N)rr r!r"r r#rr$r rrrrr rr)r(r/r&r,r-rs rr r r.rN)typingrnaclrr nacl._sodiumrrnacl.exceptionsr__all__crypto_kx_publickeybytesr int__annotations__crypto_kx_secretkeybytesr crypto_kx_seedbytesr crypto_kx_sessionkeybytesrr!rr%r r rrr=s""""""!!!!!!!!""""""   #?#">"@"@C@@@">#">"@"@C@@@3C355c555#@3#@#B#BSBBB5.&5+>:7777 5%< 7777t7777 5%< 777777r