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rgerganov/passcode.py

Created July 30, 2021 12:01
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APRS passcode generator
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passcode.py
#!/usr/bin/env python3
import sys
if __name__ == '__main__':
callsign = sys.argv[1].upper()
print(callsign)
hash = 0x73e2
for i in range(0, len(callsign), 2):
hash ^= ord(callsign[i]) << 8
if i + 1 < len(callsign):
hash ^= ord(callsign[i+1])
print(hash & 0x7fff)
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