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Use mbedtls_test_read_mpi in test suites

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Replace calls to mbedtls_mpi_read_string() with a wrapper
mbedtls_test_read_mpi() when reading test data except for the purpose
of testing mbedtls_mpi_read_string() itself. The wrapper lets the test
data control precisely how many limbs the constructed MPI has.

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
This commit is contained in:
Gilles Peskine
2021-06-10 23:18:39 +02:00
parent db4797198a
commit a0f4e10e61
11 changed files with 228 additions and 230 deletions
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14
tests/suites/test_suite_ecdsa.function
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@@ -289,9 +289,9 @@ void ecdsa_prim_test_vectors( int id, char * d_str, char * xQ_str,
TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 );
TEST_ASSERT( mbedtls_ecp_point_read_string( &Q, 16, xQ_str, yQ_str ) == 0 );
TEST_ASSERT( mbedtls_mpi_read_string( &d, 16, d_str ) == 0 );
TEST_ASSERT( mbedtls_mpi_read_string( &r_check, 16, r_str ) == 0 );
TEST_ASSERT( mbedtls_mpi_read_string( &s_check, 16, s_str ) == 0 );
TEST_ASSERT( mbedtls_test_read_mpi( &d, 16, d_str ) == 0 );
TEST_ASSERT( mbedtls_test_read_mpi( &r_check, 16, r_str ) == 0 );
TEST_ASSERT( mbedtls_test_read_mpi( &s_check, 16, s_str ) == 0 );
rnd_info.fallback_f_rng = mbedtls_test_rnd_std_rand;
rnd_info.fallback_p_rng = NULL;
rnd_info.buf = rnd_buf->x;
@@ -354,9 +354,9 @@ void ecdsa_det_test_vectors( int id, char * d_str, int md_alg, char * msg,
memset( hash, 0, sizeof( hash ) );
TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 );
TEST_ASSERT( mbedtls_mpi_read_string( &d, 16, d_str ) == 0 );
TEST_ASSERT( mbedtls_mpi_read_string( &r_check, 16, r_str ) == 0 );
TEST_ASSERT( mbedtls_mpi_read_string( &s_check, 16, s_str ) == 0 );
TEST_ASSERT( mbedtls_test_read_mpi( &d, 16, d_str ) == 0 );
TEST_ASSERT( mbedtls_test_read_mpi( &r_check, 16, r_str ) == 0 );
TEST_ASSERT( mbedtls_test_read_mpi( &s_check, 16, s_str ) == 0 );
md_info = mbedtls_md_info_from_type( md_alg );
TEST_ASSERT( md_info != NULL );
@@ -585,7 +585,7 @@ void ecdsa_write_restart( int id, char *d_str, int md_alg,
memset( sig, 0, sizeof( sig ) );
TEST_ASSERT( mbedtls_ecp_group_load( &ctx.grp, id ) == 0 );
TEST_ASSERT( mbedtls_mpi_read_string( &ctx.d, 16, d_str ) == 0 );
TEST_ASSERT( mbedtls_test_read_mpi( &ctx.d, 16, d_str ) == 0 );
md_info = mbedtls_md_info_from_type( md_alg );
TEST_ASSERT( md_info != NULL );