| /* BEGIN_HEADER */ |
| #include "mbedtls/ecp.h" |
| |
| #define ECP_PF_UNKNOWN -1 |
| |
| #define ECP_PT_RESET( x ) \ |
| mbedtls_ecp_point_free( x ); \ |
| mbedtls_ecp_point_init( x ); |
| /* END_HEADER */ |
| |
| /* BEGIN_DEPENDENCIES |
| * depends_on:MBEDTLS_ECP_C |
| * END_DEPENDENCIES |
| */ |
| |
| /* BEGIN_CASE */ |
| void ecp_valid_param( ) |
| { |
| TEST_VALID_PARAM( mbedtls_ecp_group_free( NULL ) ); |
| TEST_VALID_PARAM( mbedtls_ecp_keypair_free( NULL ) ); |
| TEST_VALID_PARAM( mbedtls_ecp_point_free( NULL ) ); |
| |
| #if defined(MBEDTLS_ECP_RESTARTABLE) |
| TEST_VALID_PARAM( mbedtls_ecp_restart_free( NULL ) ); |
| #endif /* MBEDTLS_ECP_RESTARTABLE */ |
| |
| exit: |
| return; |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE depends_on:MBEDTLS_CHECK_PARAMS:!MBEDTLS_PARAM_FAILED_ALT */ |
| void ecp_invalid_param( ) |
| { |
| mbedtls_ecp_group grp; |
| mbedtls_ecp_keypair kp; |
| mbedtls_ecp_point P; |
| mbedtls_mpi m; |
| const char *x = "deadbeef"; |
| int valid_fmt = MBEDTLS_ECP_PF_UNCOMPRESSED; |
| int invalid_fmt = 42; |
| size_t olen; |
| unsigned char buf[42] = { 0 }; |
| const unsigned char *null_buf = NULL; |
| mbedtls_ecp_group_id valid_group = MBEDTLS_ECP_DP_SECP192R1; |
| #if defined(MBEDTLS_ECP_RESTARTABLE) |
| mbedtls_ecp_restart_ctx restart_ctx; |
| #endif /* MBEDTLS_ECP_RESTARTABLE */ |
| |
| TEST_INVALID_PARAM( mbedtls_ecp_point_init( NULL ) ); |
| TEST_INVALID_PARAM( mbedtls_ecp_keypair_init( NULL ) ); |
| TEST_INVALID_PARAM( mbedtls_ecp_group_init( NULL ) ); |
| |
| #if defined(MBEDTLS_ECP_RESTARTABLE) |
| TEST_INVALID_PARAM( mbedtls_ecp_restart_init( NULL ) ); |
| TEST_INVALID_PARAM( mbedtls_ecp_check_budget( NULL, &restart_ctx, 42 ) ); |
| #endif /* MBEDTLS_ECP_RESTARTABLE */ |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_copy( NULL, &P ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_copy( &P, NULL ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_group_copy( NULL, &grp ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_group_copy( &grp, NULL ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_gen_privkey( NULL, |
| &m, |
| mbedtls_test_rnd_std_rand, |
| NULL ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_gen_privkey( &grp, |
| NULL, |
| mbedtls_test_rnd_std_rand, |
| NULL ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_gen_privkey( &grp, |
| &m, |
| NULL, |
| NULL ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_set_zero( NULL ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_is_zero( NULL ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_point_cmp( NULL, &P ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_point_cmp( &P, NULL ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_point_read_string( NULL, 2, |
| x, x ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_point_read_string( &P, 2, |
| NULL, x ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_point_read_string( &P, 2, |
| x, NULL ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_point_write_binary( NULL, &P, |
| valid_fmt, |
| &olen, |
| buf, sizeof( buf ) ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_point_write_binary( &grp, NULL, |
| valid_fmt, |
| &olen, |
| buf, sizeof( buf ) ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_point_write_binary( &grp, &P, |
| invalid_fmt, |
| &olen, |
| buf, sizeof( buf ) ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_point_write_binary( &grp, &P, |
| valid_fmt, |
| NULL, |
| buf, sizeof( buf ) ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_point_write_binary( &grp, &P, |
| valid_fmt, |
| &olen, |
| NULL, sizeof( buf ) ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_point_read_binary( NULL, &P, buf, |
| sizeof( buf ) ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_point_read_binary( &grp, NULL, buf, |
| sizeof( buf ) ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_point_read_binary( &grp, &P, NULL, |
| sizeof( buf ) ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_tls_read_point( NULL, &P, |
| (const unsigned char **) &buf, |
| sizeof( buf ) ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_tls_read_point( &grp, NULL, |
| (const unsigned char **) &buf, |
| sizeof( buf ) ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_tls_read_point( &grp, &P, &null_buf, |
| sizeof( buf ) ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_tls_read_point( &grp, &P, NULL, |
| sizeof( buf ) ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_tls_write_point( NULL, &P, |
| valid_fmt, |
| &olen, |
| buf, |
| sizeof( buf ) ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_tls_write_point( &grp, NULL, |
| valid_fmt, |
| &olen, |
| buf, |
| sizeof( buf ) ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_tls_write_point( &grp, &P, |
| invalid_fmt, |
| &olen, |
| buf, |
| sizeof( buf ) ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_tls_write_point( &grp, &P, |
| valid_fmt, |
| NULL, |
| buf, |
| sizeof( buf ) ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_tls_write_point( &grp, &P, |
| valid_fmt, |
| &olen, |
| NULL, |
| sizeof( buf ) ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_group_load( NULL, valid_group ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_tls_read_group( NULL, |
| (const unsigned char **) &buf, |
| sizeof( buf ) ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_tls_read_group( &grp, NULL, |
| sizeof( buf ) ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_tls_read_group( &grp, &null_buf, |
| sizeof( buf ) ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_tls_read_group_id( NULL, |
| (const unsigned char **) &buf, |
| sizeof( buf ) ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_tls_read_group_id( &valid_group, NULL, |
| sizeof( buf ) ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_tls_read_group_id( &valid_group, |
| &null_buf, |
| sizeof( buf ) ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_tls_write_group( NULL, &olen, |
| buf, sizeof( buf ) ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_tls_write_group( &grp, NULL, |
| buf, sizeof( buf ) ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_tls_write_group( &grp, &olen, |
| NULL, sizeof( buf ) ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_mul( NULL, &P, &m, &P, |
| mbedtls_test_rnd_std_rand, |
| NULL ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_mul( &grp, NULL, &m, &P, |
| mbedtls_test_rnd_std_rand, |
| NULL ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_mul( &grp, &P, NULL, &P, |
| mbedtls_test_rnd_std_rand, |
| NULL ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_mul( &grp, &P, &m, NULL, |
| mbedtls_test_rnd_std_rand, |
| NULL ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_mul_restartable( NULL, &P, &m, &P, |
| mbedtls_test_rnd_std_rand, |
| NULL , NULL ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_mul_restartable( &grp, NULL, &m, &P, |
| mbedtls_test_rnd_std_rand, |
| NULL , NULL ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_mul_restartable( &grp, &P, NULL, &P, |
| mbedtls_test_rnd_std_rand, |
| NULL , NULL ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_mul_restartable( &grp, &P, &m, NULL, |
| mbedtls_test_rnd_std_rand, |
| NULL , NULL ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_muladd( NULL, &P, &m, &P, |
| &m, &P ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_muladd( &grp, NULL, &m, &P, |
| &m, &P ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_muladd( &grp, &P, NULL, &P, |
| &m, &P ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_muladd( &grp, &P, &m, NULL, |
| &m, &P ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_muladd( &grp, &P, &m, &P, |
| NULL, &P ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_muladd( &grp, &P, &m, &P, |
| &m, NULL ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_muladd_restartable( NULL, &P, &m, &P, |
| &m, &P, NULL ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_muladd_restartable( &grp, NULL, &m, &P, |
| &m, &P, NULL ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_muladd_restartable( &grp, &P, NULL, &P, |
| &m, &P, NULL ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_muladd_restartable( &grp, &P, &m, NULL, |
| &m, &P, NULL ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_muladd_restartable( &grp, &P, &m, &P, |
| NULL, &P, NULL ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_muladd_restartable( &grp, &P, &m, &P, |
| &m, NULL, NULL ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_check_pubkey( NULL, &P ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_check_pubkey( &grp, NULL ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_check_pub_priv( NULL, &kp ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_check_pub_priv( &kp, NULL ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_check_privkey( NULL, &m ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_check_privkey( &grp, NULL ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_gen_keypair_base( NULL, &P, &m, &P, |
| mbedtls_test_rnd_std_rand, NULL ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_gen_keypair_base( &grp, NULL, &m, &P, |
| mbedtls_test_rnd_std_rand, NULL ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_gen_keypair_base( &grp, &P, NULL, &P, |
| mbedtls_test_rnd_std_rand, NULL ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_gen_keypair_base( &grp, &P, &m, NULL, |
| mbedtls_test_rnd_std_rand, NULL ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_gen_keypair_base( &grp, &P, &m, &P, NULL, NULL ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_gen_keypair( NULL, |
| &m, &P, |
| mbedtls_test_rnd_std_rand, |
| NULL ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_gen_keypair( &grp, |
| NULL, &P, |
| mbedtls_test_rnd_std_rand, |
| NULL ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_gen_keypair( &grp, |
| &m, NULL, |
| mbedtls_test_rnd_std_rand, |
| NULL ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_gen_keypair( &grp, |
| &m, &P, |
| NULL, |
| NULL ) ); |
| |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_gen_key( valid_group, NULL, |
| mbedtls_test_rnd_std_rand, |
| NULL ) ); |
| TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, |
| mbedtls_ecp_gen_key( valid_group, &kp, |
| NULL, NULL ) ); |
| |
| exit: |
| return; |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE */ |
| void mbedtls_ecp_curve_info( int id, int tls_id, int size, char * name ) |
| { |
| const mbedtls_ecp_curve_info *by_id, *by_tls, *by_name; |
| |
| by_id = mbedtls_ecp_curve_info_from_grp_id( id ); |
| by_tls = mbedtls_ecp_curve_info_from_tls_id( tls_id ); |
| by_name = mbedtls_ecp_curve_info_from_name( name ); |
| TEST_ASSERT( by_id != NULL ); |
| TEST_ASSERT( by_tls != NULL ); |
| TEST_ASSERT( by_name != NULL ); |
| |
| TEST_ASSERT( by_id == by_tls ); |
| TEST_ASSERT( by_id == by_name ); |
| |
| TEST_ASSERT( by_id->bit_size == size ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE */ |
| void ecp_check_pub( int grp_id, char * x_hex, char * y_hex, char * z_hex, |
| int ret ) |
| { |
| mbedtls_ecp_group grp; |
| mbedtls_ecp_point P; |
| |
| mbedtls_ecp_group_init( &grp ); |
| mbedtls_ecp_point_init( &P ); |
| |
| TEST_ASSERT( mbedtls_ecp_group_load( &grp, grp_id ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_mpi_read_string( &P.X, 16, x_hex ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &P.Y, 16, y_hex ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &P.Z, 16, z_hex ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_check_pubkey( &grp, &P ) == ret ); |
| |
| exit: |
| mbedtls_ecp_group_free( &grp ); |
| mbedtls_ecp_point_free( &P ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE depends_on:MBEDTLS_ECP_RESTARTABLE */ |
| void ecp_test_vect_restart( int id, |
| char *dA_str, char *xA_str, char *yA_str, |
| char *dB_str, char *xZ_str, char *yZ_str, |
| int max_ops, int min_restarts, int max_restarts ) |
| { |
| /* |
| * Test for early restart. Based on test vectors like ecp_test_vect(), |
| * but for the sake of simplicity only does half of each side. It's |
| * important to test both base point and random point, though, as memory |
| * management is different in each case. |
| * |
| * Don't try using too precise bounds for restarts as the exact number |
| * will depend on settings such as MBEDTLS_ECP_FIXED_POINT_OPTIM and |
| * MBEDTLS_ECP_WINDOW_SIZE, as well as implementation details that may |
| * change in the future. A factor 2 is a minimum safety margin. |
| * |
| * For reference, with mbed TLS 2.4 and default settings, for P-256: |
| * - Random point mult: ~3250M |
| * - Cold base point mult: ~3300M |
| * - Hot base point mult: ~1100M |
| * With MBEDTLS_ECP_WINDOW_SIZE set to 2 (minimum): |
| * - Random point mult: ~3850M |
| */ |
| mbedtls_ecp_restart_ctx ctx; |
| mbedtls_ecp_group grp; |
| mbedtls_ecp_point R, P; |
| mbedtls_mpi dA, xA, yA, dB, xZ, yZ; |
| int cnt_restarts; |
| int ret; |
| |
| mbedtls_ecp_restart_init( &ctx ); |
| mbedtls_ecp_group_init( &grp ); |
| mbedtls_ecp_point_init( &R ); mbedtls_ecp_point_init( &P ); |
| mbedtls_mpi_init( &dA ); mbedtls_mpi_init( &xA ); mbedtls_mpi_init( &yA ); |
| mbedtls_mpi_init( &dB ); mbedtls_mpi_init( &xZ ); mbedtls_mpi_init( &yZ ); |
| |
| TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_mpi_read_string( &dA, 16, dA_str ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &xA, 16, xA_str ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &yA, 16, yA_str ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_mpi_read_string( &dB, 16, dB_str ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &xZ, 16, xZ_str ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &yZ, 16, yZ_str ) == 0 ); |
| |
| mbedtls_ecp_set_max_ops( (unsigned) max_ops ); |
| |
| /* Base point case */ |
| cnt_restarts = 0; |
| do { |
| ECP_PT_RESET( &R ); |
| ret = mbedtls_ecp_mul_restartable( &grp, &R, &dA, &grp.G, NULL, NULL, &ctx ); |
| } while( ret == MBEDTLS_ERR_ECP_IN_PROGRESS && ++cnt_restarts ); |
| |
| TEST_ASSERT( ret == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.X, &xA ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.Y, &yA ) == 0 ); |
| |
| TEST_ASSERT( cnt_restarts >= min_restarts ); |
| TEST_ASSERT( cnt_restarts <= max_restarts ); |
| |
| /* Non-base point case */ |
| mbedtls_ecp_copy( &P, &R ); |
| cnt_restarts = 0; |
| do { |
| ECP_PT_RESET( &R ); |
| ret = mbedtls_ecp_mul_restartable( &grp, &R, &dB, &P, NULL, NULL, &ctx ); |
| } while( ret == MBEDTLS_ERR_ECP_IN_PROGRESS && ++cnt_restarts ); |
| |
| TEST_ASSERT( ret == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.X, &xZ ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.Y, &yZ ) == 0 ); |
| |
| TEST_ASSERT( cnt_restarts >= min_restarts ); |
| TEST_ASSERT( cnt_restarts <= max_restarts ); |
| |
| /* Do we leak memory when aborting an operation? |
| * This test only makes sense when we actually restart */ |
| if( min_restarts > 0 ) |
| { |
| ret = mbedtls_ecp_mul_restartable( &grp, &R, &dB, &P, NULL, NULL, &ctx ); |
| TEST_ASSERT( ret == MBEDTLS_ERR_ECP_IN_PROGRESS ); |
| } |
| |
| exit: |
| mbedtls_ecp_restart_free( &ctx ); |
| mbedtls_ecp_group_free( &grp ); |
| mbedtls_ecp_point_free( &R ); mbedtls_ecp_point_free( &P ); |
| mbedtls_mpi_free( &dA ); mbedtls_mpi_free( &xA ); mbedtls_mpi_free( &yA ); |
| mbedtls_mpi_free( &dB ); mbedtls_mpi_free( &xZ ); mbedtls_mpi_free( &yZ ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE depends_on:MBEDTLS_ECP_RESTARTABLE */ |
| void ecp_muladd_restart( int id, char *xR_str, char *yR_str, |
| char *u1_str, char *u2_str, |
| char *xQ_str, char *yQ_str, |
| int max_ops, int min_restarts, int max_restarts ) |
| { |
| /* |
| * Compute R = u1 * G + u2 * Q |
| * (test vectors mostly taken from ECDSA intermediate results) |
| * |
| * See comments at the top of ecp_test_vect_restart() |
| */ |
| mbedtls_ecp_restart_ctx ctx; |
| mbedtls_ecp_group grp; |
| mbedtls_ecp_point R, Q; |
| mbedtls_mpi u1, u2, xR, yR; |
| int cnt_restarts; |
| int ret; |
| |
| mbedtls_ecp_restart_init( &ctx ); |
| mbedtls_ecp_group_init( &grp ); |
| mbedtls_ecp_point_init( &R ); |
| mbedtls_ecp_point_init( &Q ); |
| mbedtls_mpi_init( &u1 ); mbedtls_mpi_init( &u2 ); |
| mbedtls_mpi_init( &xR ); mbedtls_mpi_init( &yR ); |
| |
| TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_mpi_read_string( &u1, 16, u1_str ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &u2, 16, u2_str ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &xR, 16, xR_str ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &yR, 16, yR_str ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_mpi_read_string( &Q.X, 16, xQ_str ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &Q.Y, 16, yQ_str ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_lset( &Q.Z, 1 ) == 0 ); |
| |
| mbedtls_ecp_set_max_ops( (unsigned) max_ops ); |
| |
| cnt_restarts = 0; |
| do { |
| ECP_PT_RESET( &R ); |
| ret = mbedtls_ecp_muladd_restartable( &grp, &R, |
| &u1, &grp.G, &u2, &Q, &ctx ); |
| } while( ret == MBEDTLS_ERR_ECP_IN_PROGRESS && ++cnt_restarts ); |
| |
| TEST_ASSERT( ret == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.X, &xR ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.Y, &yR ) == 0 ); |
| |
| TEST_ASSERT( cnt_restarts >= min_restarts ); |
| TEST_ASSERT( cnt_restarts <= max_restarts ); |
| |
| /* Do we leak memory when aborting an operation? |
| * This test only makes sense when we actually restart */ |
| if( min_restarts > 0 ) |
| { |
| ret = mbedtls_ecp_muladd_restartable( &grp, &R, |
| &u1, &grp.G, &u2, &Q, &ctx ); |
| TEST_ASSERT( ret == MBEDTLS_ERR_ECP_IN_PROGRESS ); |
| } |
| |
| exit: |
| mbedtls_ecp_restart_free( &ctx ); |
| mbedtls_ecp_group_free( &grp ); |
| mbedtls_ecp_point_free( &R ); |
| mbedtls_ecp_point_free( &Q ); |
| mbedtls_mpi_free( &u1 ); mbedtls_mpi_free( &u2 ); |
| mbedtls_mpi_free( &xR ); mbedtls_mpi_free( &yR ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE */ |
| void ecp_test_vect( int id, char * dA_str, char * xA_str, char * yA_str, |
| char * dB_str, char * xB_str, char * yB_str, |
| char * xZ_str, char * yZ_str ) |
| { |
| mbedtls_ecp_group grp; |
| mbedtls_ecp_point R; |
| mbedtls_mpi dA, xA, yA, dB, xB, yB, xZ, yZ; |
| mbedtls_test_rnd_pseudo_info rnd_info; |
| |
| mbedtls_ecp_group_init( &grp ); mbedtls_ecp_point_init( &R ); |
| mbedtls_mpi_init( &dA ); mbedtls_mpi_init( &xA ); mbedtls_mpi_init( &yA ); mbedtls_mpi_init( &dB ); |
| mbedtls_mpi_init( &xB ); mbedtls_mpi_init( &yB ); mbedtls_mpi_init( &xZ ); mbedtls_mpi_init( &yZ ); |
| memset( &rnd_info, 0x00, sizeof( mbedtls_test_rnd_pseudo_info ) ); |
| |
| TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_check_pubkey( &grp, &grp.G ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_mpi_read_string( &dA, 16, dA_str ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &xA, 16, xA_str ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &yA, 16, yA_str ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &dB, 16, dB_str ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &xB, 16, xB_str ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &yB, 16, yB_str ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &xZ, 16, xZ_str ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &yZ, 16, yZ_str ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_mul( &grp, &R, &dA, &grp.G, |
| &mbedtls_test_rnd_pseudo_rand, &rnd_info ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.X, &xA ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.Y, &yA ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_check_pubkey( &grp, &R ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_mul( &grp, &R, &dB, &R, NULL, NULL ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.X, &xZ ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.Y, &yZ ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_check_pubkey( &grp, &R ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_mul( &grp, &R, &dB, &grp.G, NULL, NULL ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.X, &xB ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.Y, &yB ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_check_pubkey( &grp, &R ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_mul( &grp, &R, &dA, &R, |
| &mbedtls_test_rnd_pseudo_rand, &rnd_info ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.X, &xZ ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.Y, &yZ ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_check_pubkey( &grp, &R ) == 0 ); |
| |
| exit: |
| mbedtls_ecp_group_free( &grp ); mbedtls_ecp_point_free( &R ); |
| mbedtls_mpi_free( &dA ); mbedtls_mpi_free( &xA ); mbedtls_mpi_free( &yA ); mbedtls_mpi_free( &dB ); |
| mbedtls_mpi_free( &xB ); mbedtls_mpi_free( &yB ); mbedtls_mpi_free( &xZ ); mbedtls_mpi_free( &yZ ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE */ |
| void ecp_test_vec_x( int id, char * dA_hex, char * xA_hex, char * dB_hex, |
| char * xB_hex, char * xS_hex ) |
| { |
| mbedtls_ecp_group grp; |
| mbedtls_ecp_point R; |
| mbedtls_mpi dA, xA, dB, xB, xS; |
| mbedtls_test_rnd_pseudo_info rnd_info; |
| |
| mbedtls_ecp_group_init( &grp ); mbedtls_ecp_point_init( &R ); |
| mbedtls_mpi_init( &dA ); mbedtls_mpi_init( &xA ); |
| mbedtls_mpi_init( &dB ); mbedtls_mpi_init( &xB ); |
| mbedtls_mpi_init( &xS ); |
| memset( &rnd_info, 0x00, sizeof( mbedtls_test_rnd_pseudo_info ) ); |
| |
| TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_check_pubkey( &grp, &grp.G ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_mpi_read_string( &dA, 16, dA_hex ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &dB, 16, dB_hex ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &xA, 16, xA_hex ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &xB, 16, xB_hex ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &xS, 16, xS_hex ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_mul( &grp, &R, &dA, &grp.G, |
| &mbedtls_test_rnd_pseudo_rand, &rnd_info ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_check_pubkey( &grp, &R ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.X, &xA ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_mul( &grp, &R, &dB, &R, |
| &mbedtls_test_rnd_pseudo_rand, &rnd_info ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_check_pubkey( &grp, &R ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.X, &xS ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_mul( &grp, &R, &dB, &grp.G, NULL, NULL ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_check_pubkey( &grp, &R ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.X, &xB ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_mul( &grp, &R, &dA, &R, NULL, NULL ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_check_pubkey( &grp, &R ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R.X, &xS ) == 0 ); |
| |
| exit: |
| mbedtls_ecp_group_free( &grp ); mbedtls_ecp_point_free( &R ); |
| mbedtls_mpi_free( &dA ); mbedtls_mpi_free( &xA ); |
| mbedtls_mpi_free( &dB ); mbedtls_mpi_free( &xB ); |
| mbedtls_mpi_free( &xS ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE */ |
| void ecp_test_mul( int id, data_t * n_hex, |
| data_t * Px_hex, data_t * Py_hex, data_t * Pz_hex, |
| data_t * nPx_hex, data_t * nPy_hex, data_t * nPz_hex, |
| int expected_ret ) |
| { |
| mbedtls_ecp_group grp; |
| mbedtls_ecp_point P, nP, R; |
| mbedtls_mpi n; |
| mbedtls_test_rnd_pseudo_info rnd_info; |
| |
| mbedtls_ecp_group_init( &grp ); mbedtls_ecp_point_init( &R ); |
| mbedtls_ecp_point_init( &P ); mbedtls_ecp_point_init( &nP ); |
| mbedtls_mpi_init( &n ); |
| memset( &rnd_info, 0x00, sizeof( mbedtls_test_rnd_pseudo_info ) ); |
| |
| TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_check_pubkey( &grp, &grp.G ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_mpi_read_binary( &n, n_hex->x, n_hex->len ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_mpi_read_binary( &P.X, Px_hex->x, Px_hex->len ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_binary( &P.Y, Py_hex->x, Py_hex->len ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_binary( &P.Z, Pz_hex->x, Pz_hex->len ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_binary( &nP.X, nPx_hex->x, nPx_hex->len ) |
| == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_binary( &nP.Y, nPy_hex->x, nPy_hex->len ) |
| == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_binary( &nP.Z, nPz_hex->x, nPz_hex->len ) |
| == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_mul( &grp, &R, &n, &P, |
| &mbedtls_test_rnd_pseudo_rand, &rnd_info ) |
| == expected_ret ); |
| |
| if( expected_ret == 0 ) |
| { |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &nP.X, &R.X ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &nP.Y, &R.Y ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &nP.Z, &R.Z ) == 0 ); |
| } |
| |
| exit: |
| mbedtls_ecp_group_free( &grp ); mbedtls_ecp_point_free( &R ); |
| mbedtls_ecp_point_free( &P ); mbedtls_ecp_point_free( &nP ); |
| mbedtls_mpi_free( &n ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE */ |
| void ecp_test_mul_rng( int id, data_t * d_hex) |
| { |
| mbedtls_ecp_group grp; |
| mbedtls_mpi d; |
| mbedtls_ecp_point Q; |
| |
| mbedtls_ecp_group_init( &grp ); mbedtls_mpi_init( &d ); |
| mbedtls_ecp_point_init( &Q ); |
| |
| TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_check_pubkey( &grp, &grp.G ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_mpi_read_binary( &d, d_hex->x, d_hex->len ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_mul( &grp, &Q, &d, &grp.G, |
| &mbedtls_test_rnd_zero_rand, NULL ) |
| == MBEDTLS_ERR_ECP_RANDOM_FAILED ); |
| |
| exit: |
| mbedtls_ecp_group_free( &grp ); mbedtls_mpi_free( &d ); |
| mbedtls_ecp_point_free( &Q ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE */ |
| void ecp_fast_mod( int id, char * N_str ) |
| { |
| mbedtls_ecp_group grp; |
| mbedtls_mpi N, R; |
| |
| mbedtls_mpi_init( &N ); mbedtls_mpi_init( &R ); |
| mbedtls_ecp_group_init( &grp ); |
| |
| TEST_ASSERT( mbedtls_mpi_read_string( &N, 16, N_str ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 ); |
| TEST_ASSERT( grp.modp != NULL ); |
| |
| /* |
| * Store correct result before we touch N |
| */ |
| TEST_ASSERT( mbedtls_mpi_mod_mpi( &R, &N, &grp.P ) == 0 ); |
| |
| TEST_ASSERT( grp.modp( &N ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_bitlen( &N ) <= grp.pbits + 3 ); |
| |
| /* |
| * Use mod rather than addition/subtraction in case previous test fails |
| */ |
| TEST_ASSERT( mbedtls_mpi_mod_mpi( &N, &N, &grp.P ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &N, &R ) == 0 ); |
| |
| exit: |
| mbedtls_mpi_free( &N ); mbedtls_mpi_free( &R ); |
| mbedtls_ecp_group_free( &grp ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE */ |
| void ecp_write_binary( int id, char * x, char * y, char * z, int format, |
| data_t * out, int blen, int ret ) |
| { |
| mbedtls_ecp_group grp; |
| mbedtls_ecp_point P; |
| unsigned char buf[256]; |
| size_t olen; |
| |
| memset( buf, 0, sizeof( buf ) ); |
| |
| mbedtls_ecp_group_init( &grp ); mbedtls_ecp_point_init( &P ); |
| |
| TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_mpi_read_string( &P.X, 16, x ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &P.Y, 16, y ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &P.Z, 16, z ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_point_write_binary( &grp, &P, format, |
| &olen, buf, blen ) == ret ); |
| |
| if( ret == 0 ) |
| { |
| TEST_ASSERT( mbedtls_test_hexcmp( buf, out->x, olen, out->len ) == 0 ); |
| } |
| |
| exit: |
| mbedtls_ecp_group_free( &grp ); mbedtls_ecp_point_free( &P ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE */ |
| void ecp_read_binary( int id, data_t * buf, char * x, char * y, char * z, |
| int ret ) |
| { |
| mbedtls_ecp_group grp; |
| mbedtls_ecp_point P; |
| mbedtls_mpi X, Y, Z; |
| |
| |
| mbedtls_ecp_group_init( &grp ); mbedtls_ecp_point_init( &P ); |
| mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); mbedtls_mpi_init( &Z ); |
| |
| TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_mpi_read_string( &X, 16, x ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &Y, 16, y ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &Z, 16, z ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_point_read_binary( &grp, &P, buf->x, buf->len ) == ret ); |
| |
| if( ret == 0 ) |
| { |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &P.X, &X ) == 0 ); |
| if( mbedtls_ecp_get_type( &grp ) == MBEDTLS_ECP_TYPE_MONTGOMERY ) |
| { |
| TEST_ASSERT( mbedtls_mpi_cmp_int( &Y, 0 ) == 0 ); |
| TEST_ASSERT( P.Y.p == NULL ); |
| TEST_ASSERT( mbedtls_mpi_cmp_int( &Z, 1 ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_int( &P.Z, 1 ) == 0 ); |
| } |
| else |
| { |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &P.Y, &Y ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &P.Z, &Z ) == 0 ); |
| } |
| } |
| |
| exit: |
| mbedtls_ecp_group_free( &grp ); mbedtls_ecp_point_free( &P ); |
| mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); mbedtls_mpi_free( &Z ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE */ |
| void mbedtls_ecp_tls_read_point( int id, data_t * buf, char * x, char * y, |
| char * z, int ret ) |
| { |
| mbedtls_ecp_group grp; |
| mbedtls_ecp_point P; |
| mbedtls_mpi X, Y, Z; |
| const unsigned char *vbuf = buf->x; |
| |
| |
| mbedtls_ecp_group_init( &grp ); mbedtls_ecp_point_init( &P ); |
| mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); mbedtls_mpi_init( &Z ); |
| |
| TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_mpi_read_string( &X, 16, x ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &Y, 16, y ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &Z, 16, z ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_tls_read_point( &grp, &P, &vbuf, buf->len ) == ret ); |
| |
| if( ret == 0 ) |
| { |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &P.X, &X ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &P.Y, &Y ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &P.Z, &Z ) == 0 ); |
| TEST_ASSERT( (uint32_t)( vbuf - buf->x ) == buf->len ); |
| } |
| |
| exit: |
| mbedtls_ecp_group_free( &grp ); mbedtls_ecp_point_free( &P ); |
| mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); mbedtls_mpi_free( &Z ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE */ |
| void ecp_tls_write_read_point( int id ) |
| { |
| mbedtls_ecp_group grp; |
| mbedtls_ecp_point pt; |
| unsigned char buf[256]; |
| const unsigned char *vbuf; |
| size_t olen; |
| |
| mbedtls_ecp_group_init( &grp ); |
| mbedtls_ecp_point_init( &pt ); |
| |
| TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 ); |
| |
| memset( buf, 0x00, sizeof( buf ) ); vbuf = buf; |
| TEST_ASSERT( mbedtls_ecp_tls_write_point( &grp, &grp.G, |
| MBEDTLS_ECP_PF_COMPRESSED, &olen, buf, 256 ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_tls_read_point( &grp, &pt, &vbuf, olen ) |
| == MBEDTLS_ERR_ECP_FEATURE_UNAVAILABLE ); |
| TEST_ASSERT( vbuf == buf + olen ); |
| |
| memset( buf, 0x00, sizeof( buf ) ); vbuf = buf; |
| TEST_ASSERT( mbedtls_ecp_tls_write_point( &grp, &grp.G, |
| MBEDTLS_ECP_PF_UNCOMPRESSED, &olen, buf, 256 ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_tls_read_point( &grp, &pt, &vbuf, olen ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &grp.G.X, &pt.X ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &grp.G.Y, &pt.Y ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &grp.G.Z, &pt.Z ) == 0 ); |
| TEST_ASSERT( vbuf == buf + olen ); |
| |
| memset( buf, 0x00, sizeof( buf ) ); vbuf = buf; |
| TEST_ASSERT( mbedtls_ecp_set_zero( &pt ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_tls_write_point( &grp, &pt, |
| MBEDTLS_ECP_PF_COMPRESSED, &olen, buf, 256 ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_tls_read_point( &grp, &pt, &vbuf, olen ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_is_zero( &pt ) ); |
| TEST_ASSERT( vbuf == buf + olen ); |
| |
| memset( buf, 0x00, sizeof( buf ) ); vbuf = buf; |
| TEST_ASSERT( mbedtls_ecp_set_zero( &pt ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_tls_write_point( &grp, &pt, |
| MBEDTLS_ECP_PF_UNCOMPRESSED, &olen, buf, 256 ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_tls_read_point( &grp, &pt, &vbuf, olen ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_is_zero( &pt ) ); |
| TEST_ASSERT( vbuf == buf + olen ); |
| |
| exit: |
| mbedtls_ecp_group_free( &grp ); |
| mbedtls_ecp_point_free( &pt ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE */ |
| void mbedtls_ecp_tls_read_group( data_t * buf, int result, int bits, |
| int record_len ) |
| { |
| mbedtls_ecp_group grp; |
| const unsigned char *vbuf = buf->x; |
| int ret; |
| |
| mbedtls_ecp_group_init( &grp ); |
| |
| ret = mbedtls_ecp_tls_read_group( &grp, &vbuf, buf->len ); |
| |
| TEST_ASSERT( ret == result ); |
| if( ret == 0) |
| { |
| TEST_ASSERT( mbedtls_mpi_bitlen( &grp.P ) == (size_t) bits ); |
| TEST_ASSERT( vbuf - buf->x == record_len); |
| } |
| |
| exit: |
| mbedtls_ecp_group_free( &grp ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE */ |
| void ecp_tls_write_read_group( int id ) |
| { |
| mbedtls_ecp_group grp1, grp2; |
| unsigned char buf[10]; |
| const unsigned char *vbuf = buf; |
| size_t len; |
| int ret; |
| |
| mbedtls_ecp_group_init( &grp1 ); |
| mbedtls_ecp_group_init( &grp2 ); |
| memset( buf, 0x00, sizeof( buf ) ); |
| |
| TEST_ASSERT( mbedtls_ecp_group_load( &grp1, id ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_tls_write_group( &grp1, &len, buf, 10 ) == 0 ); |
| ret = mbedtls_ecp_tls_read_group( &grp2, &vbuf, len ); |
| TEST_ASSERT( ret == 0 ); |
| |
| if( ret == 0 ) |
| { |
| TEST_ASSERT( mbedtls_mpi_cmp_mpi( &grp1.N, &grp2.N ) == 0 ); |
| TEST_ASSERT( grp1.id == grp2.id ); |
| } |
| |
| exit: |
| mbedtls_ecp_group_free( &grp1 ); |
| mbedtls_ecp_group_free( &grp2 ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE */ |
| void mbedtls_ecp_check_privkey( int id, char * key_hex, int ret ) |
| { |
| mbedtls_ecp_group grp; |
| mbedtls_mpi d; |
| |
| mbedtls_ecp_group_init( &grp ); |
| mbedtls_mpi_init( &d ); |
| |
| TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &d, 16, key_hex ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_check_privkey( &grp, &d ) == ret ); |
| |
| exit: |
| mbedtls_ecp_group_free( &grp ); |
| mbedtls_mpi_free( &d ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE */ |
| void mbedtls_ecp_check_pub_priv( int id_pub, char * Qx_pub, char * Qy_pub, |
| int id, char * d, char * Qx, char * Qy, |
| int ret ) |
| { |
| mbedtls_ecp_keypair pub, prv; |
| |
| mbedtls_ecp_keypair_init( &pub ); |
| mbedtls_ecp_keypair_init( &prv ); |
| |
| if( id_pub != MBEDTLS_ECP_DP_NONE ) |
| TEST_ASSERT( mbedtls_ecp_group_load( &pub.grp, id_pub ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_point_read_string( &pub.Q, 16, Qx_pub, Qy_pub ) == 0 ); |
| |
| if( id != MBEDTLS_ECP_DP_NONE ) |
| TEST_ASSERT( mbedtls_ecp_group_load( &prv.grp, id ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_point_read_string( &prv.Q, 16, Qx, Qy ) == 0 ); |
| TEST_ASSERT( mbedtls_mpi_read_string( &prv.d, 16, d ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_check_pub_priv( &pub, &prv ) == ret ); |
| |
| exit: |
| mbedtls_ecp_keypair_free( &pub ); |
| mbedtls_ecp_keypair_free( &prv ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE */ |
| void mbedtls_ecp_gen_keypair( int id ) |
| { |
| mbedtls_ecp_group grp; |
| mbedtls_ecp_point Q; |
| mbedtls_mpi d; |
| mbedtls_test_rnd_pseudo_info rnd_info; |
| |
| mbedtls_ecp_group_init( &grp ); |
| mbedtls_ecp_point_init( &Q ); |
| mbedtls_mpi_init( &d ); |
| memset( &rnd_info, 0x00, sizeof( mbedtls_test_rnd_pseudo_info ) ); |
| |
| TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_gen_keypair( &grp, &d, &Q, |
| &mbedtls_test_rnd_pseudo_rand, |
| &rnd_info ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_check_pubkey( &grp, &Q ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_check_privkey( &grp, &d ) == 0 ); |
| |
| exit: |
| mbedtls_ecp_group_free( &grp ); |
| mbedtls_ecp_point_free( &Q ); |
| mbedtls_mpi_free( &d ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE */ |
| void mbedtls_ecp_gen_key( int id ) |
| { |
| mbedtls_ecp_keypair key; |
| mbedtls_test_rnd_pseudo_info rnd_info; |
| |
| mbedtls_ecp_keypair_init( &key ); |
| memset( &rnd_info, 0x00, sizeof( mbedtls_test_rnd_pseudo_info ) ); |
| |
| TEST_ASSERT( mbedtls_ecp_gen_key( id, &key, |
| &mbedtls_test_rnd_pseudo_rand, |
| &rnd_info ) == 0 ); |
| |
| TEST_ASSERT( mbedtls_ecp_check_pubkey( &key.grp, &key.Q ) == 0 ); |
| TEST_ASSERT( mbedtls_ecp_check_privkey( &key.grp, &key.d ) == 0 ); |
| |
| exit: |
| mbedtls_ecp_keypair_free( &key ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE */ |
| void mbedtls_ecp_read_key( int grp_id, data_t* in_key, int expected, int canonical ) |
| { |
| int ret = 0; |
| mbedtls_ecp_keypair key; |
| mbedtls_ecp_keypair key2; |
| |
| mbedtls_ecp_keypair_init( &key ); |
| mbedtls_ecp_keypair_init( &key2 ); |
| |
| ret = mbedtls_ecp_read_key( grp_id, &key, in_key->x, in_key->len ); |
| TEST_ASSERT( ret == expected ); |
| |
| if( expected == 0 ) |
| { |
| ret = mbedtls_ecp_check_privkey( &key.grp, &key.d ); |
| TEST_ASSERT( ret == 0 ); |
| |
| if( canonical ) |
| { |
| unsigned char buf[MBEDTLS_ECP_MAX_BYTES]; |
| |
| ret = mbedtls_ecp_write_key( &key, buf, in_key->len ); |
| TEST_ASSERT( ret == 0 ); |
| |
| ASSERT_COMPARE( in_key->x, in_key->len, |
| buf, in_key->len ); |
| } |
| else |
| { |
| unsigned char export1[MBEDTLS_ECP_MAX_BYTES]; |
| unsigned char export2[MBEDTLS_ECP_MAX_BYTES]; |
| |
| ret = mbedtls_ecp_write_key( &key, export1, in_key->len ); |
| TEST_ASSERT( ret == 0 ); |
| |
| ret = mbedtls_ecp_read_key( grp_id, &key2, export1, in_key->len ); |
| TEST_ASSERT( ret == expected ); |
| |
| ret = mbedtls_ecp_write_key( &key2, export2, in_key->len ); |
| TEST_ASSERT( ret == 0 ); |
| |
| ASSERT_COMPARE( export1, in_key->len, |
| export2, in_key->len ); |
| } |
| } |
| |
| exit: |
| mbedtls_ecp_keypair_free( &key ); |
| mbedtls_ecp_keypair_free( &key2 ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE depends_on:MBEDTLS_SELF_TEST */ |
| void ecp_selftest( ) |
| { |
| TEST_ASSERT( mbedtls_ecp_self_test( 1 ) == 0 ); |
| } |
| /* END_CASE */ |
