o @Bi@sddlZddlZddlZddlmZddlmZdZdZdZ eZ dZ dZ d d Z d d Zd dZddZddZddZddZddZe dfddZdS)N)b58encode_check) SECP256k1imnemonicls Bitcoin seedzm/44'/60'/0'/0cCs(t|d}tt|d}td||tS)zg BIP39 seed from a mnemonic key. Logic adapted from https://github.com/trezor/python-mnemonic. utf8sha512)bytesBIP39_SALT_MODIFIERhashlib pbkdf2_hmacBIP39_PBKDF2_ROUNDS)r passphrasesaltrV/var/www/html/Trade-python/venv/lib/python3.10/site-packages/autobahn/xbr/_mnemonic.pymnemonic_to_bip39seed-s rcCs6tt|tj}|dd|dd}}||fS)z BIP32 master node derivation from a bip39 seed. Logic adapted from https://github.com/satoshilabs/slips/blob/master/slip-0010/testvectors.py. N )hmacnewBIP32_SEED_MODIFIERr rdigest)seedhkey chain_coderrrbip39seed_to_bip32masternode5srcCsHtj|ddtj}|jddd}|d@}d|jddd|S)z Public key from a private key. Logic adapted from https://github.com/satoshilabs/slips/blob/master/slip-0010/testvectors.py. big byteorderr)int from_bytes BIP32_CURVE generatorxto_bytesy) private_keyQxstrparityrrrderive_public_key=s r+c Cst|dksJt|dksJ|}|t@dkrd|}nt|}|td|} t||tj }|dd|dd}}t j |dd}t j |dd} || t j }|t j krk|dkrk|jddd} ||fSd |ddtd|}q*) z Derives a child key from an existing key, i is current derivation parameter. Logic adapted from https://github.com/satoshilabs/slips/blob/master/slip-0010/testvectors.py. rrz>LTNrr)len BIP32_PRIVDEVr+structpackrrr rrr r!r"orderr%) parent_keyparent_chain_codeikrdrrabrrrderive_bip32childkeyGs&  r:cCs"tdt|ddS)z< BIP32 fingerprint formula, used to get b58 serialized key. ripemd160N)r rsha256r) public_keyrrr fingerprintas"r?cCs8dtt|d||jddd|d|}t|S)z' Private key b58 serialization format. sutf-8r<rrr,rchrr%r)parent_fingerprintr'chaindepthchildnrrawrrrb58xprvgsrHcCs4dtt|d||jddd||}t|S)z& Public key b58 serialization format. sr@r<rrrA)rCr>rDrErFrGrrrb58xpubpsrIcCshg}|dddkrtd|ddD]}d|vr*|tt|ddq|t|q|S) zq Parses a derivation path such as "m/44'/60/0'/0" and returns list of integers for each element in path. rrzm/zECan't recognize derivation path. It should look like "m/44'/60/0'/0"./'N) ValueErrorlstripsplitappendr/r )str_derivation_pathpathr5rrrparse_derivation_pathysrSc CsFt|}t||}t|\}}||}}|D] } t||| \}}q|S)a Performs all convertions to get a private key from a mnemonic sentence, including: BIP39 mnemonic to seed BIP32 seed to master key BIP32 child derivation of a path provided Parameters: mnemonic -- seed wordlist, usually with 24 words, that is used for ledger wallet backup str_derivation_path -- string that directs BIP32 key derivation, defaults to path used by ledger ETH wallet )rSrrr:) rrQr derivation_path bip39seedmaster_private_keymaster_chain_coder'rr5rrrmnemonic_to_private_keys   rY)r rr0base58r ecdsa.curvesrr rr/r"rLEDGER_ETH_DERIVATION_PATHrrr+r:r?rHrIrSrYrrrrs(