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save bytes drv_entro.py

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(cherry picked from commit c9882d7a8a)
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scgbckbone 2024-10-22 10:22:51 +02:00
parent 2c7b10e6a2
commit ae4dfa6c12
1 changed files with 7 additions and 7 deletions
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shared/drv_entro.py
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@ -56,32 +56,32 @@ still backed-up.''')
def bip85_derive(picked, index):
# implement the core step of BIP85 from our master secret
path = "m/83696968h/"
if picked in (0,1,2):
# BIP-39 seed phrases (we only support English)
num_words = stash.SEED_LEN_OPTS[picked]
width = (16, 24, 32)[picked] # of bytes
path = "m/83696968h/39h/0h/{num_words}h/{index}h".format(num_words=num_words, index=index)
path += "39h/0h/%dh/%dh" % (num_words, index)
s_mode = 'words'
elif picked == 3:
# HDSeed for Bitcoin Core: but really a WIF of a private key, can be used anywhere
# HDSeed for Bitcoin Core: but really a WIF of a private key
s_mode = 'wif'
path = "m/83696968h/2h/{index}h".format(index=index)
path += "2h/%dh" % index
width = 32
elif picked == 4:
# New XPRV
path = "m/83696968h/32h/{index}h".format(index=index)
path += "32h/%dh" % index
s_mode = 'xprv'
width = 64
elif picked in (5, 6):
width = 32 if picked == 5 else 64
path = "m/83696968h/128169h/{width}h/{index}h".format(width=width, index=index)
path += "128169h/%dh/%dh" % (width, index)
s_mode = 'hex'
elif picked == 7:
width = 64
# hardcoded width for now
# b"pwd".hex() --> 707764
path = "m/83696968h/707764h/{pwd_len}h/{index}h".format(pwd_len=BIP85_PWD_LEN, index=index)
path += "707764h/%dh/%dh" % (BIP85_PWD_LEN, index)
s_mode = 'pw'
else:
raise ValueError(picked)