/* BEGIN_HEADER */ #include "mbedtls/bignum.h" #include "mbedtls/entropy.h" #include "bignum_mod.h" #include "constant_time_internal.h" #include "test/constant_flow.h" /* END_HEADER */ /* BEGIN_DEPENDENCIES * depends_on:MBEDTLS_BIGNUM_C * END_DEPENDENCIES */ /* BEGIN_CASE */ void mpi_mod_setup( int ext_rep, int int_rep, int iret ) { #define MLIMBS 8 mbedtls_mpi_uint mp[MLIMBS]; mbedtls_mpi_mod_modulus m; int ret; memset( mp, 0xFF, sizeof(mp) ); mbedtls_mpi_mod_modulus_init( &m ); ret = mbedtls_mpi_mod_modulus_setup( &m, mp, MLIMBS, ext_rep, int_rep ); TEST_EQUAL( ret, iret ); /* Only test if the constants have been set-up */ if ( ret == 0 && int_rep == MBEDTLS_MPI_MOD_REP_MONTGOMERY ) { /* Test that the consts have been calculated */ TEST_ASSERT( m.rep.mont.rr != NULL ); TEST_ASSERT( m.rep.mont.mm != 0 ); } /* Address sanitiser should catch if we try to free mp */ mbedtls_mpi_mod_modulus_free( &m ); /* Make sure that the modulus doesn't have reference to mp anymore */ TEST_ASSERT( m.p != mp ); /* Only test if the constants have been set-up */ if ( ret == 0 && int_rep == MBEDTLS_MPI_MOD_REP_MONTGOMERY ) { /* Verify the data and pointers allocated have been properly wiped */ TEST_ASSERT( m.rep.mont.rr == NULL ); TEST_ASSERT( m.rep.mont.mm == 0 ); } exit: /* It should be safe to call an mbedtls free several times */ mbedtls_mpi_mod_modulus_free( &m ); #undef MLIMBS } /* END_CASE */ /* BEGIN MERGE SLOT 1 */ /* END MERGE SLOT 1 */ /* BEGIN MERGE SLOT 2 */ /* END MERGE SLOT 2 */ /* BEGIN MERGE SLOT 3 */ /* END MERGE SLOT 3 */ /* BEGIN MERGE SLOT 4 */ /* END MERGE SLOT 4 */ /* BEGIN MERGE SLOT 5 */ /* END MERGE SLOT 5 */ /* BEGIN MERGE SLOT 6 */ /* END MERGE SLOT 6 */ /* BEGIN MERGE SLOT 7 */ /* END MERGE SLOT 7 */ /* BEGIN MERGE SLOT 8 */ /* END MERGE SLOT 8 */ /* BEGIN MERGE SLOT 9 */ /* END MERGE SLOT 9 */ /* BEGIN MERGE SLOT 10 */ /* END MERGE SLOT 10 */