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41 lines
1.0 KiB
Cython
41 lines
1.0 KiB
Cython
cimport c
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cimport cython
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cdef class HDNode:
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cdef c.HDNode node
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def __init__(self, str serialized = None, HDNode copyfrom = None):
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if copyfrom is not None:
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self.node = copyfrom.node
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elif serialized is not None:
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if c.hdnode_deserialize(serialized, cython.address(self.node)) != 0:
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raise Exception('Invalid xpub/xprv provided')
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else:
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raise Exception('Need to provide serialized or node parameter')
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def xpub(self):
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cdef char[120] string
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c.hdnode_serialize_public(cython.address(self.node), string, 120)
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return str(string)
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def xprv(self):
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cdef char[120] string
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c.hdnode_serialize_private(cython.address(self.node), string, 120)
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return str(string)
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def address(self):
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cdef char[40] string
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c.ecdsa_get_address(self.node.public_key, 0, string, 40)
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return str(string)
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def public_ckd(self, int i):
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x = HDNode(copyfrom=self)
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c.hdnode_public_ckd(cython.address(x.node), i)
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return x
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def private_ckd(self, unsigned int i):
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x = HDNode(copyfrom=self)
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c.hdnode_private_ckd(cython.address(x.node), i)
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return x
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