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Refine code to align with the styles of ecp_mod_mul_inv

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Signed-off-by: Xiaokang Qian <xiaokang.qian@arm.com>
This commit is contained in:
Xiaokang Qian 2023-05-17 09:57:57 +00:00
parent 4dd1c0a475
commit 61b0c1c3dd
1 changed files with 22 additions and 33 deletions
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55
tests/suites/test_suite_ecp.function
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@ -1611,51 +1611,40 @@ exit:
/* BEGIN_CASE depends_on:MBEDTLS_TEST_HOOKS */
void ecp_mod_add_sub(char *input_A, char *input_B, int id, int ctype, int iret)
{
int ret;
size_t p_limbs;
size_t bytes;
mbedtls_mpi_mod_modulus m;
mbedtls_mpi_mod_modulus_init(&m);
mbedtls_mpi_mod_residue rA;
mbedtls_mpi_mod_residue rB;
mbedtls_mpi_mod_residue rS;
mbedtls_mpi_uint *p_A = NULL;
mbedtls_mpi_uint *p_B = NULL;
mbedtls_mpi_uint *p_S = NULL;
mbedtls_mpi_mod_residue rA = { NULL, 0 };
mbedtls_mpi_mod_residue rB = { NULL, 0 };
mbedtls_mpi_mod_residue rS = { NULL, 0 };
size_t p_limbs;
size_t bytes;
((void) iret);
mbedtls_mpi_mod_modulus_init(&m);
TEST_EQUAL(mbedtls_test_read_mpi_core(&p_A, &p_limbs, input_A), 0);
TEST_EQUAL(mbedtls_test_read_mpi_core(&p_B, &p_limbs, input_B), 0);
ret = mbedtls_ecp_modulus_setup(&m, id, ctype);
TEST_EQUAL(ret, iret);
TEST_ASSERT(mbedtls_ecp_modulus_setup(&m, id, ctype) == 0);
if (ret == 0) {
/* Test for limb sizes */
TEST_EQUAL(m.limbs, p_limbs);
bytes = p_limbs * sizeof(mbedtls_mpi_uint);
/* Test for limb sizes */
TEST_EQUAL(m.limbs, p_limbs);
bytes = p_limbs * sizeof(mbedtls_mpi_uint);
ASSERT_ALLOC(p_S, p_limbs);
/* Test for validity of moduli by the presence of Montgomery consts */
TEST_EQUAL(mbedtls_mpi_mod_residue_setup(&rA, &m, p_A, p_limbs), 0);
TEST_EQUAL(mbedtls_mpi_mod_residue_setup(&rB, &m, p_B, p_limbs), 0);
TEST_EQUAL(mbedtls_mpi_mod_residue_setup(&rS, &m, p_S, p_limbs), 0);
TEST_ASSERT(m.rep.mont.mm != 0);
TEST_ASSERT(m.rep.mont.rr != NULL);
TEST_EQUAL(0, mbedtls_mpi_mod_add(&rS, &rA, &rB, &m));
TEST_EQUAL(0, mbedtls_mpi_mod_sub(&rS, &rS, &rB, &m));
ASSERT_ALLOC(p_S, p_limbs);
TEST_EQUAL(mbedtls_test_read_mpi_core(&p_B, &p_limbs, input_B), 0);
TEST_EQUAL(mbedtls_mpi_mod_residue_setup(&rA, &m, p_A, p_limbs), 0);
TEST_EQUAL(mbedtls_mpi_mod_residue_setup(&rB, &m, p_B, p_limbs), 0);
TEST_EQUAL(mbedtls_mpi_mod_residue_setup(&rS, &m, p_S, p_limbs), 0);
TEST_EQUAL(0, mbedtls_mpi_mod_add(&rS, &rA, &rB, &m));
TEST_EQUAL(0, mbedtls_mpi_mod_sub(&rS, &rS, &rB, &m));
/* Compare output byte-by-byte */
ASSERT_COMPARE(rA.p, bytes, rS.p, bytes);
/* Test for user free-ing allocated memory */
mbedtls_mpi_mod_modulus_free(&m);
}
/* Compare output byte-by-byte */
ASSERT_COMPARE(rA.p, bytes, rS.p, bytes);
exit:
mbedtls_mpi_mod_modulus_free(&m);