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40 lines
1.2 KiB
Python
40 lines
1.2 KiB
Python
# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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import sys
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import binascii
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def file_byte_generator(filename, block_size = 512):
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with open(filename, "rb") as f:
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while True:
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block = f.read(block_size)
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if block:
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for byte in block:
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yield byte
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else:
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break
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def create_header(array_name, in_filename):
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hexified = ["0x" + binascii.hexlify(byte) for byte in file_byte_generator(in_filename)]
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print "const uint8_t " + array_name + "[] = {"
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print ", ".join(hexified)
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print "};"
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return 0
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def create_empty_header(array_name):
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# mfbt/ArrayUtils.h will not be able to pick up the
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# correct specialization for ArrayLength(const array[0])
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# so add a value of 0 which will fail cert verification
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# just the same as an empty array
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print "const uint8_t " + array_name + "[] = { 0x0 };"
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return 0
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if __name__ == '__main__':
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if len(sys.argv) < 2:
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print 'ERROR: usage: gen_cert_header.py array_name in_filename'
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sys.exit(1);
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if len(sys.argv) == 2:
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sys.exit(create_empty_header(sys.argv[1]))
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sys.exit(create_header(sys.argv[1], sys.argv[2]))
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