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Bignum tests: add default datasets

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Add data for small values, 192 bit and 1024 bit values, primes,
non-primes odd, even, and some typical corner cases.

All subclasses override this for the time being so there are no changes
to the test cases.

Signed-off-by: Janos Follath <janos.follath@arm.com>
This commit is contained in:
Janos Follath 2022-11-20 11:58:12 +00:00
parent b2a850c746
commit dac44e6021
2 changed files with 30 additions and 2 deletions
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27
scripts/mbedtls_dev/bignum_data.py
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@ -90,6 +90,33 @@ RANDOM_1024_BIT_SEED_4_NO5 = ("53be4721f5b9e1f5acdac615bc20f6264922b9ccf469aef8"
"4708d9893a973000b54a23020fc5b043d6e4a51519d9c9cc"
"52d32377e78131c1")
# Adding 192 bit and 1024 bit numbers because these are the shortest required
# for ECC and RSA respectively.
INPUTS_DEFAULT = [
"0", "1", # corner cases
"2", "3", # small primes
"4", # non-prime even
"38", # small random
SAFE_PRIME_192_BIT_SEED_1, # prime
RANDOM_192_BIT_SEED_2_NO1, # not a prime
RANDOM_192_BIT_SEED_2_NO2, # not a prime
SAFE_PRIME_1024_BIT_SEED_3, # prime
RANDOM_1024_BIT_SEED_4_NO1, # not a prime
RANDOM_1024_BIT_SEED_4_NO3, # not a prime
RANDOM_1024_BIT_SEED_4_NO2, # largest (not a prime)
]
# Only odd moduli are present as in the new bignum code only odd moduli are
# supported for now.
MODULI_DEFAULT = [
"53", # safe prime
"45", # non-prime
SAFE_PRIME_192_BIT_SEED_1, # safe prime
RANDOM_192_BIT_SEED_2_NO4, # not a prime
SAFE_PRIME_1024_BIT_SEED_3, # safe prime
RANDOM_1024_BIT_SEED_4_NO5, # not a prime
]
def __gen_safe_prime(bits, seed):
'''
Generate a safe prime.