mirror of
https://github.com/fail0verflow/hbc.git
synced 2024-11-17 23:29:21 +01:00
31 lines
585 B
Python
Executable File
31 lines
585 B
Python
Executable File
#!/usr/bin/env python2
|
|
|
|
import sys
|
|
import pywii as wii
|
|
|
|
if len(sys.argv) not in (2,3):
|
|
print "Usage: %s keyfile.priv [keyfile.pub]"%sys.argv[0]
|
|
sys.exit(1)
|
|
|
|
if sys.argv[1] == "-":
|
|
k = sys.stdin.read()
|
|
else:
|
|
k = open(sys.argv[1],"rb").read()
|
|
if len(k) != 30:
|
|
print "Failed to read private key"
|
|
sys.exit(2)
|
|
|
|
print "Public key:"
|
|
q = wii.ec.priv_to_pub(k)
|
|
pq = q.encode('hex')
|
|
print "X =",pq[:30]
|
|
print " ",pq[30:60]
|
|
print "Y =",pq[60:90]
|
|
print " ",pq[90:]
|
|
|
|
if len(sys.argv) == 3:
|
|
fd = open(sys.argv[2],"wb")
|
|
fd.write(q)
|
|
fd.close()
|
|
print "Saved public key to %s"%sys.argv[2]
|