25 lines
556 B
Python
25 lines
556 B
Python
#!/usr/bin/python
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import os
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import struct
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RNDADDENTROPY = 0x40085203
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import fcntl
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def add_entropy(fd, data):
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add = struct.pack('ii', len(data)*8, len(data)) + data
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fcntl.ioctl(fd, RNDADDENTROPY, add)
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if not os.path.isfile("/storage/.cache/random.data"):
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os.system("dd if=/dev/urandom of=/storage/.cache/random.data count=4 >/dev/null")
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cache=os.open("/storage/.cache/random.data", os.O_RDONLY)
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rnd=os.open("/dev/random", os.O_RDWR)
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while True:
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data=os.read(cache, 512)
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if len(data) == 0:
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break
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add_entropy(rnd, data)
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