45 lines
1.3 KiB
Text
45 lines
1.3 KiB
Text
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F ownCalcPass(password, nonce)
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UInt32 result
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V start = 1B
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L(c) nonce
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I c != ‘0’ & start
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result = UInt32(Int(password))
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start = 0B
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S c
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‘0’
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{}
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‘1’
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result = rotr(result, 7)
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‘2’
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result = rotr(result, 4)
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‘3’
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result = rotr(result, 3)
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‘4’
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result = rotl(result, 1)
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‘5’
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result = rotl(result, 5)
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‘6’
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result = rotl(result, 12)
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‘7’
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result = (result [&] 0000'FF00) [|] result << 24 [|]
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(result [&] 00FF'0000) >> 16 [|] (result [&] FF00'0000) >> 8
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‘8’
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result = result << 16 [|] result >> 24 [|] (result [&] 00FF'0000) >> 8
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‘9’
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result = (-)result
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E
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X ValueError(‘non-digit in nonce.’)
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R result
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F test_passwd_calc(passwd, nonce, expected)
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V res = ownCalcPass(passwd, nonce)
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V m = passwd‘ ’nonce‘ ’res‘ ’expected
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I res == expected
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print(‘PASS ’m)
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E
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print(‘FAIL ’m)
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test_passwd_calc(‘12345’, ‘603356072’, 25280520)
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test_passwd_calc(‘12345’, ‘410501656’, 119537670)
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test_passwd_calc(‘12345’, ‘630292165’, 4269684735)
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