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Add tests for optionally safe code paths in RSA

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Only add the test hooks where it is meaningful. That is, not adding
where the operation is essentially the same or the target is not the
function that is being tested.

Signed-off-by: Janos Follath <janos.follath@arm.com>
This commit is contained in:
Janos Follath 2024-08-21 13:24:01 +01:00 committed by Manuel Pégourié-Gonnard
parent 5fc20fc56a
commit 55be79b500
1 changed files with 13 additions and 0 deletions
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13
tests/suites/test_suite_rsa.function
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@ -1,5 +1,6 @@
/* BEGIN_HEADER */
#include "mbedtls/rsa.h"
#include "bignum_core.h"
#include "rsa_alt_helpers.h"
#include "rsa_internal.h"
/* END_HEADER */
@ -489,7 +490,13 @@ void mbedtls_rsa_public(data_t *message_str, int mod,
TEST_EQUAL(mbedtls_rsa_get_bitlen(&ctx), (size_t) mod);
TEST_ASSERT(mbedtls_rsa_check_pubkey(&ctx) == 0);
#if defined(MBEDTLS_TEST_HOOKS) && !defined(MBEDTLS_THREADING_C)
mbedtls_mpi_optionally_safe_codepath_reset();
#endif
TEST_ASSERT(mbedtls_rsa_public(&ctx, message_str->x, output) == result);
#if defined(MBEDTLS_TEST_HOOKS) && !defined(MBEDTLS_THREADING_C)
TEST_EQUAL(mbedtls_mpi_optionally_safe_codepath, MBEDTLS_MPI_IS_PUBLIC);
#endif
if (result == 0) {
TEST_ASSERT(mbedtls_test_hexcmp(output, result_str->x,
@ -554,9 +561,15 @@ void mbedtls_rsa_private(data_t *message_str, int mod,
/* repeat three times to test updating of blinding values */
for (i = 0; i < 3; i++) {
memset(output, 0x00, sizeof(output));
#if defined(MBEDTLS_TEST_HOOKS) && !defined(MBEDTLS_THREADING_C)
mbedtls_mpi_optionally_safe_codepath_reset();
#endif
TEST_ASSERT(mbedtls_rsa_private(&ctx, mbedtls_test_rnd_pseudo_rand,
&rnd_info, message_str->x,
output) == result);
#if defined(MBEDTLS_TEST_HOOKS) && !defined(MBEDTLS_THREADING_C)
TEST_EQUAL(mbedtls_mpi_optionally_safe_codepath, MBEDTLS_MPI_IS_SECRET);
#endif
if (result == 0) {
TEST_ASSERT(mbedtls_test_hexcmp(output, result_str->x,