PS4Updates.py

#!/usr/bin/python

from binascii import unhexlify as uhx
import hashlib
import hmac
import sys

def GetHash(GameID):
	byte_key = uhx('AD62E37F905E06BC19593142281C112CEC0E7EC3E97EFDCAEFCDBAAFA6378D84')
	hash = hmac.new(byte_key, 'np_%s' % GameID, digestmod=hashlib.sha256)
	return hash.hexdigest()

def main(argc, argv) :
	if argc < 2:
		print('Usage : %s GameID [...]' % argv[0])
		return 1

	GameIDs = iter(argv)
	next(GameIDs)
	for GameID in GameIDs:
		if len(GameID) != 9:
			print('Invalid GameID: %s' % GameID)
			continue

		hash = GetHash(GameID)
		print('GameID: %s' % GameID)
		print(' Hash: %s' % hash)
		print('	Update XML: https://gs-sec.ww.np.dl.playstation.net/plo/np/%s/%s/%s-ver.xml' % (GameID, hash, GameID))
		print('')

if __name__=='__main__':
	sys.exit(main(len(sys.argv), sys.argv))