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electrum-bitcoinprivate
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use serialize_xpub/xprv

This commit is contained in:
ThomasV 2017-02-05 11:30:32 +01:00
parent 7daa8ebfdd
commit 17cfc03540
1 changed files with 6 additions and 8 deletions
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14
lib/bitcoin.py
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@ -745,8 +745,8 @@ def xprv_header(xtype):
def xpub_header(xtype):
return ("%08x"%(XPUB_HEADER + xtype)).decode('hex')
def serialize_xprv(xtype, c, k):
xprv = xprv_header(xtype) + chr(0)*9 + c + chr(0) + k
def serialize_xprv(xtype, c, k, depth=0, fingerprint=chr(0)*4, child_number=chr(0)*4):
xprv = xprv_header(xtype) + chr(depth) + fingerprint + child_number + c + chr(0) + k
return EncodeBase58Check(xprv)
def serialize_xpub(xtype, c, cK, depth=0, fingerprint=chr(0)*4, child_number=chr(0)*4):
@ -822,14 +822,13 @@ def bip32_private_derivation(xprv, branch, sequence):
parent_k = k
k, c = CKD_priv(k, c, i)
depth += 1
_, parent_cK = get_pubkeys_from_secret(parent_k)
fingerprint = hash_160(parent_cK)[0:4]
child_number = ("%08X"%i).decode('hex')
K, cK = get_pubkeys_from_secret(k)
xprv = xprv_header(xtype) + chr(depth) + fingerprint + child_number + c + chr(0) + k
xpub = xpub_header(xtype) + chr(depth) + fingerprint + child_number + c + cK
return EncodeBase58Check(xprv), EncodeBase58Check(xpub)
xpub = serialize_xpub(xtype, c, cK, depth, fingerprint, child_number)
xprv = serialize_xprv(xtype, c, k, depth, fingerprint, child_number)
return xprv, xpub
def bip32_public_derivation(xpub, branch, sequence):
@ -844,8 +843,7 @@ def bip32_public_derivation(xpub, branch, sequence):
depth += 1
fingerprint = hash_160(parent_cK)[0:4]
child_number = ("%08X"%i).decode('hex')
xpub = xpub_header(xtype) + chr(depth) + fingerprint + child_number + c + cK
return EncodeBase58Check(xpub)
return serialize_xpub(xtype, c, cK, depth, fingerprint, child_number)
def bip32_private_key(sequence, k, chain):