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Add test function ecp_mod_random

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Signed-off-by: Xiaokang Qian <xiaokang.qian@arm.com>
This commit is contained in:
Xiaokang Qian 2023-05-24 08:55:59 +00:00
parent 5e4e287dbe
commit b8cf6226f2
1 changed files with 29 additions and 0 deletions
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29
tests/suites/test_suite_ecp.function
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@ -7,6 +7,7 @@
#include "bignum_core.h"
#include "ecp_invasive.h"
#include "bignum_mod_raw_invasive.h"
#include "constant_time_internal.h"
#define ECP_PF_UNKNOWN -1
@ -1607,3 +1608,31 @@ exit:
mbedtls_free(bufx);
}
/* END_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_TEST_HOOKS */
void ecp_mod_random(int id, int ctype)
{
size_t limbs;
mbedtls_mpi_mod_modulus m;
mbedtls_mpi_mod_residue rX; // For random data
mbedtls_mpi_uint *rX_raw = NULL;
mbedtls_mpi_mod_modulus_init(&m);
TEST_EQUAL(0, mbedtls_ecp_modulus_setup(&m, id, ctype));
limbs = m.limbs;
ASSERT_ALLOC(rX_raw, limbs);
TEST_EQUAL(0, mbedtls_mpi_mod_residue_setup(&rX, &m, rX_raw, limbs));
TEST_EQUAL(mbedtls_mpi_mod_random(&rX, 1, &m,
mbedtls_test_rnd_std_rand, NULL), 0);
TEST_ASSERT(mbedtls_mpi_core_lt_ct(rX.p, m.p, limbs) == 1);
exit:
mbedtls_mpi_mod_modulus_free(&m);
mbedtls_mpi_mod_residue_release(&rX);
mbedtls_free(rX_raw);
}
/* END_CASE */