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52 lines
1.8 KiB
52 lines
1.8 KiB
10 years ago
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#!/usr/bin/env python
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# Copyright (c) 2014 clowwindy
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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def run_cipher(cipher, decipher):
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from os import urandom
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import random
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import time
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BLOCK_SIZE = 16384
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rounds = 1 * 1024
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plain = urandom(BLOCK_SIZE * rounds)
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results = []
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pos = 0
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print('test start')
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start = time.time()
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while pos < len(plain):
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l = random.randint(100, 32768)
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c = cipher.update(plain[pos:pos + l])
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results.append(c)
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pos += l
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pos = 0
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c = b''.join(results)
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results = []
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while pos < len(plain):
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l = random.randint(100, 32768)
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results.append(decipher.update(c[pos:pos + l]))
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pos += l
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end = time.time()
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print('speed: %d bytes/s' % (BLOCK_SIZE * rounds / (end - start)))
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assert b''.join(results) == plain
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