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Move the quasi reduction fixing function to bignum_mod_raw

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Rename the function to 'fix_quasi_reduction' to better suite its functionality.
Also changed the name prefix to suite for the new module.

Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
This commit is contained in:
Gabor Mezei
2023-01-23 16:13:43 +01:00
parent 7e14c66c4d
commit aaa1d2a276
14 changed files with 149 additions and 296 deletions
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27
scripts/mbedtls_dev/bignum_mod_raw.py
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@ -51,6 +51,33 @@ class BignumModRawSub(bignum_common.ModOperationCommon,
result = (self.int_a - self.int_b) % self.int_n
return [self.format_result(result)]
class BignumModRawFixQuasiReduction(bignum_common.ModOperationCommon,
BignumModRawTarget):
"""Test cases for ecp quasi_reduction()."""
symbol = "-"
test_function = "mpi_mod_raw_fix_quasi_reduction"
test_name = "mbedtls_mpi_mod_raw_fix_quasi_reduction"
input_style = "fixed"
arity = 1
# Extend the default values with n < x < 2n
input_values = bignum_common.ModOperationCommon.input_values + [
"73",
"ebeddd7b4fefae8755bbfb9c181a73347096b3ec70d1a021",
("1f4e1d074d0b50e8d8818f9a9e5df9959f902bb955fd24fd3d791175226ad8c1"
"fcb6d59fa41a3dcb25412009e5e356eb65b50ca67782285290420b45b32f0d63"
"7c9ee549a52ad8d631ba4945435c9aec77227ec59faff878b71b920a3d631929"
"d636c9a409d6ffdcd95e2568e128596811fb9ade15e69f6efd509381ebbf3599")
] # type: List[str]
def result(self) -> List[str]:
result = self.int_a % self.int_n
return [self.format_result(result)]
@property
def is_valid(self) -> bool:
return bool(self.int_a < 2 * self.int_n)
class BignumModRawMul(bignum_common.ModOperationCommon,
BignumModRawTarget):
"""Test cases for bignum mpi_mod_raw_mul()."""