Node / public / precursor-lxmfchat.git / files / xous-core / services / shellchat / src / cmds / sha_testcase.py

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#! /usr/bin/env python3

import hashlib

import binascii

m = hashlib.sha512()

m2 = hashlib.new('sha512_256')

# test string comes from the OpenTitan test bench

test_string = b"Every one suspects himself of at least one of the cardinal virtues, and this is mine: I am one of the few honest people that I have ever known"

m.update(test_string)

digest = m.digest()

print("const K_DATA: &'static [u8; {}] = b\\"{}\\";".format(len(test_string), test_string.decode('utf-8')))

print("const K_EXPECTED_DIGEST: [u8; 64] = [", end='')

i = 0

for byte in digest:

if (i % 16) == 0:

print("\\n ", end='')

print("0x{:02x},".format(byte), end='')

i = i + 1

print("\\n];")

m2.update(test_string)

digest2 = m2.digest()

print("const K_EXPECTED_DIGEST_256: [u8; 32] = [", end='')

i = 0

for byte in digest2:

if (i % 16) == 0:

print("\\n ", end='')

print("0x{:02x},".format(byte), end='')

i = i + 1

print("\\n];")