/* clang-format off */ /* * Copyright The Mbed TLS Contributors * SPDX-License-Identifier: Apache-2.0 * * Licensed under the Apache License, Version 2.0 (the "License"); you may * not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include "third_party/mbedtls/test/test.inc" /* * *** THIS FILE WAS MACHINE GENERATED *** * * This file has been machine generated using the script: * generate_test_code.py and then mbedtls_test_suite.sh and then mbedtls_test_suite.sh * * Test file : ./test_suite_ecdh.c * * The following files were used to create this file. * * Main code file : suites/main_test.function * Platform code file : suites/host_test.function * Helper file : suites/helpers.function * Test suite file : suites/test_suite_ecdh.function * Test suite data : suites/test_suite_ecdh.data * */ #define TEST_SUITE_ACTIVE #if defined(MBEDTLS_ECDH_C) #include "third_party/mbedtls/ecdh.h" static int load_public_key( int grp_id, data_t *point, mbedtls_ecp_keypair *ecp ) { int ok = 0; TEST_ASSERT( mbedtls_ecp_group_load( &ecp->grp, grp_id ) == 0 ); TEST_ASSERT( mbedtls_ecp_point_read_binary( &ecp->grp, &ecp->Q, point->x, point->len ) == 0 ); TEST_ASSERT( mbedtls_ecp_check_pubkey( &ecp->grp, &ecp->Q ) == 0 ); ok = 1; exit: return( ok ); } static int load_private_key( int grp_id, data_t *private_key, mbedtls_ecp_keypair *ecp, mbedtls_test_rnd_pseudo_info *rnd_info ) { int ok = 0; TEST_ASSERT( mbedtls_ecp_read_key( grp_id, ecp, private_key->x, private_key->len ) == 0 ); TEST_ASSERT( mbedtls_ecp_check_privkey( &ecp->grp, &ecp->d ) == 0 ); /* Calculate the public key from the private key. */ TEST_ASSERT( mbedtls_ecp_mul( &ecp->grp, &ecp->Q, &ecp->d, &ecp->grp.G, &mbedtls_test_rnd_pseudo_rand, rnd_info ) == 0 ); ok = 1; exit: return( ok ); } void test_ecdh_valid_param( ) { TEST_VALID_PARAM( mbedtls_ecdh_free( NULL ) ); exit: ; } void test_ecdh_valid_param_wrapper( void ** params ) { (void)params; test_ecdh_valid_param( ); } #if defined(MBEDTLS_CHECK_PARAMS) #if !defined(MBEDTLS_PARAM_FAILED_ALT) void test_ecdh_invalid_param( ) { mbedtls_ecp_group grp; mbedtls_ecdh_context ctx; mbedtls_mpi m; mbedtls_ecp_point P; mbedtls_ecp_keypair kp; size_t olen; unsigned char buf[42] = { 0 }; const unsigned char *buf_null = NULL; size_t const buflen = sizeof( buf ); int invalid_side = 42; mbedtls_ecp_group_id valid_grp = MBEDTLS_ECP_DP_SECP192R1; TEST_INVALID_PARAM( mbedtls_ecdh_init( NULL ) ); #if defined(MBEDTLS_ECP_RESTARTABLE) TEST_INVALID_PARAM( mbedtls_ecdh_enable_restart( NULL ) ); #endif /* MBEDTLS_ECP_RESTARTABLE */ TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_gen_public( NULL, &m, &P, mbedtls_test_rnd_std_rand, NULL ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_gen_public( &grp, NULL, &P, mbedtls_test_rnd_std_rand, NULL ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_gen_public( &grp, &m, NULL, mbedtls_test_rnd_std_rand, NULL ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_gen_public( &grp, &m, &P, NULL, NULL ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_compute_shared( NULL, &m, &P, &m, mbedtls_test_rnd_std_rand, NULL ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_compute_shared( &grp, NULL, &P, &m, mbedtls_test_rnd_std_rand, NULL ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_compute_shared( &grp, &m, NULL, &m, mbedtls_test_rnd_std_rand, NULL ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_compute_shared( &grp, &m, &P, NULL, mbedtls_test_rnd_std_rand, NULL ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_setup( NULL, valid_grp ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_make_params( NULL, &olen, buf, buflen, mbedtls_test_rnd_std_rand, NULL ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_make_params( &ctx, NULL, buf, buflen, mbedtls_test_rnd_std_rand, NULL ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_make_params( &ctx, &olen, NULL, buflen, mbedtls_test_rnd_std_rand, NULL ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_make_params( &ctx, &olen, buf, buflen, NULL, NULL ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_read_params( NULL, (const unsigned char**) &buf, buf ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_read_params( &ctx, &buf_null, buf ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_read_params( &ctx, NULL, buf ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_read_params( &ctx, (const unsigned char**) &buf, NULL ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_get_params( NULL, &kp, MBEDTLS_ECDH_OURS ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_get_params( &ctx, NULL, MBEDTLS_ECDH_OURS ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_get_params( &ctx, &kp, invalid_side ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_make_public( NULL, &olen, buf, buflen, mbedtls_test_rnd_std_rand, NULL ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_make_public( &ctx, NULL, buf, buflen, mbedtls_test_rnd_std_rand, NULL ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_make_public( &ctx, &olen, NULL, buflen, mbedtls_test_rnd_std_rand, NULL ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_make_public( &ctx, &olen, buf, buflen, NULL, NULL ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_read_public( NULL, buf, buflen ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_read_public( &ctx, NULL, buflen ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_calc_secret( NULL, &olen, buf, buflen, mbedtls_test_rnd_std_rand, NULL ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_calc_secret( &ctx, NULL, buf, buflen, mbedtls_test_rnd_std_rand, NULL ) ); TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA, mbedtls_ecdh_calc_secret( &ctx, &olen, NULL, buflen, mbedtls_test_rnd_std_rand, NULL ) ); exit: return; } void test_ecdh_invalid_param_wrapper( void ** params ) { (void)params; test_ecdh_invalid_param( ); } #endif /* !MBEDTLS_PARAM_FAILED_ALT */ #endif /* MBEDTLS_CHECK_PARAMS */ void test_ecdh_primitive_random( int id ) { mbedtls_ecp_group grp; mbedtls_ecp_point qA, qB; mbedtls_mpi dA, dB, zA, zB; mbedtls_test_rnd_pseudo_info rnd_info; mbedtls_ecp_group_init( &grp ); mbedtls_ecp_point_init( &qA ); mbedtls_ecp_point_init( &qB ); mbedtls_mpi_init( &dA ); mbedtls_mpi_init( &dB ); mbedtls_mpi_init( &zA ); mbedtls_mpi_init( &zB ); memset( &rnd_info, 0x00, sizeof( mbedtls_test_rnd_pseudo_info ) ); TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 ); TEST_EQUAL( 0, mbedtls_ecdh_gen_public( &grp, &dA, &qA, &mbedtls_test_rnd_pseudo_rand, &rnd_info ) ); TEST_ASSERT( mbedtls_ecdh_gen_public( &grp, &dB, &qB, &mbedtls_test_rnd_pseudo_rand, &rnd_info ) == 0 ); TEST_ASSERT( mbedtls_ecdh_compute_shared( &grp, &zA, &qB, &dA, &mbedtls_test_rnd_pseudo_rand, &rnd_info ) == 0 ); TEST_ASSERT( mbedtls_ecdh_compute_shared( &grp, &zB, &qA, &dB, NULL, NULL ) == 0 ); TEST_ASSERT( mbedtls_mpi_cmp_mpi( &zA, &zB ) == 0 ); exit: mbedtls_ecp_group_free( &grp ); mbedtls_ecp_point_free( &qA ); mbedtls_ecp_point_free( &qB ); mbedtls_mpi_free( &dA ); mbedtls_mpi_free( &dB ); mbedtls_mpi_free( &zA ); mbedtls_mpi_free( &zB ); } void test_ecdh_primitive_random_wrapper( void ** params ) { test_ecdh_primitive_random( *( (int *) params[0] ) ); } void test_ecdh_primitive_testvec( int id, data_t * rnd_buf_A, char * xA_str, char * yA_str, data_t * rnd_buf_B, char * xB_str, char * yB_str, char * z_str ) { mbedtls_ecp_group grp; mbedtls_ecp_point qA, qB; mbedtls_mpi dA, dB, zA, zB, check; mbedtls_test_rnd_buf_info rnd_info_A, rnd_info_B; mbedtls_ecp_group_init( &grp ); mbedtls_ecp_point_init( &qA ); mbedtls_ecp_point_init( &qB ); mbedtls_mpi_init( &dA ); mbedtls_mpi_init( &dB ); mbedtls_mpi_init( &zA ); mbedtls_mpi_init( &zB ); mbedtls_mpi_init( &check ); TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 ); rnd_info_A.buf = rnd_buf_A->x; rnd_info_A.length = rnd_buf_A->len; /* Fix rnd_buf_A->x by shifting it left if necessary */ if( grp.nbits % 8 != 0 ) { unsigned char shift = 8 - ( grp.nbits % 8 ); size_t i; for( i = 0; i < rnd_info_A.length - 1; i++ ) rnd_buf_A->x[i] = rnd_buf_A->x[i] << shift | rnd_buf_A->x[i+1] >> ( 8 - shift ); rnd_buf_A->x[rnd_info_A.length-1] <<= shift; } rnd_info_B.buf = rnd_buf_B->x; rnd_info_B.length = rnd_buf_B->len; /* Fix rnd_buf_B->x by shifting it left if necessary */ if( grp.nbits % 8 != 0 ) { unsigned char shift = 8 - ( grp.nbits % 8 ); size_t i; for( i = 0; i < rnd_info_B.length - 1; i++ ) rnd_buf_B->x[i] = rnd_buf_B->x[i] << shift | rnd_buf_B->x[i+1] >> ( 8 - shift ); rnd_buf_B->x[rnd_info_B.length-1] <<= shift; } TEST_ASSERT( mbedtls_ecdh_gen_public( &grp, &dA, &qA, mbedtls_test_rnd_buffer_rand, &rnd_info_A ) == 0 ); TEST_ASSERT( !mbedtls_ecp_is_zero( &qA ) ); TEST_ASSERT( mbedtls_mpi_read_string( &check, 16, xA_str ) == 0 ); TEST_ASSERT( mbedtls_mpi_cmp_mpi( &qA.X, &check ) == 0 ); TEST_ASSERT( mbedtls_mpi_read_string( &check, 16, yA_str ) == 0 ); TEST_ASSERT( mbedtls_mpi_cmp_mpi( &qA.Y, &check ) == 0 ); TEST_ASSERT( mbedtls_ecdh_gen_public( &grp, &dB, &qB, mbedtls_test_rnd_buffer_rand, &rnd_info_B ) == 0 ); TEST_ASSERT( !mbedtls_ecp_is_zero( &qB ) ); TEST_ASSERT( mbedtls_mpi_read_string( &check, 16, xB_str ) == 0 ); TEST_ASSERT( mbedtls_mpi_cmp_mpi( &qB.X, &check ) == 0 ); TEST_ASSERT( mbedtls_mpi_read_string( &check, 16, yB_str ) == 0 ); TEST_ASSERT( mbedtls_mpi_cmp_mpi( &qB.Y, &check ) == 0 ); TEST_ASSERT( mbedtls_mpi_read_string( &check, 16, z_str ) == 0 ); TEST_ASSERT( mbedtls_ecdh_compute_shared( &grp, &zA, &qB, &dA, NULL, NULL ) == 0 ); TEST_ASSERT( mbedtls_mpi_cmp_mpi( &zA, &check ) == 0 ); TEST_ASSERT( mbedtls_ecdh_compute_shared( &grp, &zB, &qA, &dB, NULL, NULL ) == 0 ); TEST_ASSERT( mbedtls_mpi_cmp_mpi( &zB, &check ) == 0 ); exit: mbedtls_ecp_group_free( &grp ); mbedtls_ecp_point_free( &qA ); mbedtls_ecp_point_free( &qB ); mbedtls_mpi_free( &dA ); mbedtls_mpi_free( &dB ); mbedtls_mpi_free( &zA ); mbedtls_mpi_free( &zB ); mbedtls_mpi_free( &check ); } void test_ecdh_primitive_testvec_wrapper( void ** params ) { data_t data1 = {(uint8_t *) params[1], *( (uint32_t *) params[2] )}; data_t data5 = {(uint8_t *) params[5], *( (uint32_t *) params[6] )}; test_ecdh_primitive_testvec( *( (int *) params[0] ), &data1, (char *) params[3], (char *) params[4], &data5, (char *) params[7], (char *) params[8], (char *) params[9] ); } void test_ecdh_exchange( int id ) { mbedtls_ecdh_context srv, cli; unsigned char buf[1000]; const unsigned char *vbuf; size_t len; mbedtls_test_rnd_pseudo_info rnd_info; unsigned char res_buf[1000]; size_t res_len; mbedtls_ecdh_init( &srv ); mbedtls_ecdh_init( &cli ); memset( &rnd_info, 0x00, sizeof( mbedtls_test_rnd_pseudo_info ) ); TEST_ASSERT( mbedtls_ecdh_setup( &srv, id ) == 0 ); memset( buf, 0x00, sizeof( buf ) ); vbuf = buf; TEST_ASSERT( mbedtls_ecdh_make_params( &srv, &len, buf, 1000, &mbedtls_test_rnd_pseudo_rand, &rnd_info ) == 0 ); TEST_ASSERT( mbedtls_ecdh_read_params( &cli, &vbuf, buf + len ) == 0 ); memset( buf, 0x00, sizeof( buf ) ); TEST_ASSERT( mbedtls_ecdh_make_public( &cli, &len, buf, 1000, &mbedtls_test_rnd_pseudo_rand, &rnd_info ) == 0 ); TEST_ASSERT( mbedtls_ecdh_read_public( &srv, buf, len ) == 0 ); TEST_ASSERT( mbedtls_ecdh_calc_secret( &srv, &len, buf, 1000, &mbedtls_test_rnd_pseudo_rand, &rnd_info ) == 0 ); TEST_ASSERT( mbedtls_ecdh_calc_secret( &cli, &res_len, res_buf, 1000, NULL, NULL ) == 0 ); TEST_ASSERT( len == res_len ); TEST_ASSERT( memcmp( buf, res_buf, len ) == 0 ); exit: mbedtls_ecdh_free( &srv ); mbedtls_ecdh_free( &cli ); } void test_ecdh_exchange_wrapper( void ** params ) { test_ecdh_exchange( *( (int *) params[0] ) ); } #if defined(MBEDTLS_ECP_RESTARTABLE) void test_ecdh_restart( int id, data_t *dA, data_t *dB, data_t *z, int enable, int max_ops, int min_restart, int max_restart ) { int ret; mbedtls_ecdh_context srv, cli; unsigned char buf[1000]; const unsigned char *vbuf; size_t len; mbedtls_test_rnd_buf_info rnd_info_A, rnd_info_B; int cnt_restart; mbedtls_ecp_group grp; mbedtls_ecp_group_init( &grp ); mbedtls_ecdh_init( &srv ); mbedtls_ecdh_init( &cli ); rnd_info_A.buf = dA->x; rnd_info_A.length = dA->len; rnd_info_B.buf = dB->x; rnd_info_B.length = dB->len; /* The ECDH context is not guaranteed ot have an mbedtls_ecp_group structure * in every configuration, therefore we load it separately. */ TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 ); /* Otherwise we would have to fix the random buffer, * as in ecdh_primitive_testvec. */ TEST_ASSERT( grp.nbits % 8 == 0 ); TEST_ASSERT( mbedtls_ecdh_setup( &srv, id ) == 0 ); /* set up restart parameters */ mbedtls_ecp_set_max_ops( max_ops ); if( enable ) { mbedtls_ecdh_enable_restart( &srv ); mbedtls_ecdh_enable_restart( &cli ); } /* server writes its parameters */ memset( buf, 0x00, sizeof( buf ) ); len = 0; cnt_restart = 0; do { ret = mbedtls_ecdh_make_params( &srv, &len, buf, sizeof( buf ), mbedtls_test_rnd_buffer_rand, &rnd_info_A ); } while( ret == MBEDTLS_ERR_ECP_IN_PROGRESS && ++cnt_restart ); TEST_ASSERT( ret == 0 ); TEST_ASSERT( cnt_restart >= min_restart ); TEST_ASSERT( cnt_restart <= max_restart ); /* client read server params */ vbuf = buf; TEST_ASSERT( mbedtls_ecdh_read_params( &cli, &vbuf, buf + len ) == 0 ); /* client writes its key share */ memset( buf, 0x00, sizeof( buf ) ); len = 0; cnt_restart = 0; do { ret = mbedtls_ecdh_make_public( &cli, &len, buf, sizeof( buf ), mbedtls_test_rnd_buffer_rand, &rnd_info_B ); } while( ret == MBEDTLS_ERR_ECP_IN_PROGRESS && ++cnt_restart ); TEST_ASSERT( ret == 0 ); TEST_ASSERT( cnt_restart >= min_restart ); TEST_ASSERT( cnt_restart <= max_restart ); /* server reads client key share */ TEST_ASSERT( mbedtls_ecdh_read_public( &srv, buf, len ) == 0 ); /* server computes shared secret */ memset( buf, 0, sizeof( buf ) ); len = 0; cnt_restart = 0; do { ret = mbedtls_ecdh_calc_secret( &srv, &len, buf, sizeof( buf ), NULL, NULL ); } while( ret == MBEDTLS_ERR_ECP_IN_PROGRESS && ++cnt_restart ); TEST_ASSERT( ret == 0 ); TEST_ASSERT( cnt_restart >= min_restart ); TEST_ASSERT( cnt_restart <= max_restart ); TEST_ASSERT( len == z->len ); TEST_ASSERT( memcmp( buf, z->x, len ) == 0 ); /* client computes shared secret */ memset( buf, 0, sizeof( buf ) ); len = 0; cnt_restart = 0; do { ret = mbedtls_ecdh_calc_secret( &cli, &len, buf, sizeof( buf ), NULL, NULL ); } while( ret == MBEDTLS_ERR_ECP_IN_PROGRESS && ++cnt_restart ); TEST_ASSERT( ret == 0 ); TEST_ASSERT( cnt_restart >= min_restart ); TEST_ASSERT( cnt_restart <= max_restart ); TEST_ASSERT( len == z->len ); TEST_ASSERT( memcmp( buf, z->x, len ) == 0 ); exit: mbedtls_ecp_group_free( &grp ); mbedtls_ecdh_free( &srv ); mbedtls_ecdh_free( &cli ); } void test_ecdh_restart_wrapper( void ** params ) { data_t data1 = {(uint8_t *) params[1], *( (uint32_t *) params[2] )}; data_t data3 = {(uint8_t *) params[3], *( (uint32_t *) params[4] )}; data_t data5 = {(uint8_t *) params[5], *( (uint32_t *) params[6] )}; test_ecdh_restart( *( (int *) params[0] ), &data1, &data3, &data5, *( (int *) params[7] ), *( (int *) params[8] ), *( (int *) params[9] ), *( (int *) params[10] ) ); } #endif /* MBEDTLS_ECP_RESTARTABLE */ #if defined(MBEDTLS_ECDH_LEGACY_CONTEXT) void test_ecdh_exchange_legacy( int id ) { mbedtls_ecdh_context srv, cli; unsigned char buf[1000]; const unsigned char *vbuf; size_t len; mbedtls_test_rnd_pseudo_info rnd_info; mbedtls_ecdh_init( &srv ); mbedtls_ecdh_init( &cli ); memset( &rnd_info, 0x00, sizeof( mbedtls_test_rnd_pseudo_info ) ); TEST_ASSERT( mbedtls_ecp_group_load( &srv.grp, id ) == 0 ); memset( buf, 0x00, sizeof( buf ) ); vbuf = buf; TEST_ASSERT( mbedtls_ecdh_make_params( &srv, &len, buf, 1000, &mbedtls_test_rnd_pseudo_rand, &rnd_info ) == 0 ); TEST_ASSERT( mbedtls_ecdh_read_params( &cli, &vbuf, buf + len ) == 0 ); memset( buf, 0x00, sizeof( buf ) ); TEST_ASSERT( mbedtls_ecdh_make_public( &cli, &len, buf, 1000, &mbedtls_test_rnd_pseudo_rand, &rnd_info ) == 0 ); TEST_ASSERT( mbedtls_ecdh_read_public( &srv, buf, len ) == 0 ); TEST_ASSERT( mbedtls_ecdh_calc_secret( &srv, &len, buf, 1000, &mbedtls_test_rnd_pseudo_rand, &rnd_info ) == 0 ); TEST_ASSERT( mbedtls_ecdh_calc_secret( &cli, &len, buf, 1000, NULL, NULL ) == 0 ); TEST_ASSERT( mbedtls_mpi_cmp_mpi( &srv.z, &cli.z ) == 0 ); exit: mbedtls_ecdh_free( &srv ); mbedtls_ecdh_free( &cli ); } void test_ecdh_exchange_legacy_wrapper( void ** params ) { test_ecdh_exchange_legacy( *( (int *) params[0] ) ); } #endif /* MBEDTLS_ECDH_LEGACY_CONTEXT */ void test_ecdh_exchange_calc_secret( int grp_id, data_t *our_private_key, data_t *their_point, int ours_first, data_t *expected ) { mbedtls_test_rnd_pseudo_info rnd_info; mbedtls_ecp_keypair our_key; mbedtls_ecp_keypair their_key; mbedtls_ecdh_context ecdh; unsigned char shared_secret[MBEDTLS_ECP_MAX_BYTES]; size_t shared_secret_length = 0; memset( &rnd_info, 0x00, sizeof( mbedtls_test_rnd_pseudo_info ) ); mbedtls_ecdh_init( &ecdh ); mbedtls_ecp_keypair_init( &our_key ); mbedtls_ecp_keypair_init( &their_key ); if( ! load_private_key( grp_id, our_private_key, &our_key, &rnd_info ) ) goto exit; if( ! load_public_key( grp_id, their_point, &their_key ) ) goto exit; /* Import the keys to the ECDH calculation. */ if( ours_first ) { TEST_ASSERT( mbedtls_ecdh_get_params( &ecdh, &our_key, MBEDTLS_ECDH_OURS ) == 0 ); TEST_ASSERT( mbedtls_ecdh_get_params( &ecdh, &their_key, MBEDTLS_ECDH_THEIRS ) == 0 ); } else { TEST_ASSERT( mbedtls_ecdh_get_params( &ecdh, &their_key, MBEDTLS_ECDH_THEIRS ) == 0 ); TEST_ASSERT( mbedtls_ecdh_get_params( &ecdh, &our_key, MBEDTLS_ECDH_OURS ) == 0 ); } /* Perform the ECDH calculation. */ TEST_ASSERT( mbedtls_ecdh_calc_secret( &ecdh, &shared_secret_length, shared_secret, sizeof( shared_secret ), &mbedtls_test_rnd_pseudo_rand, &rnd_info ) == 0 ); TEST_ASSERT( shared_secret_length == expected->len ); TEST_ASSERT( memcmp( expected->x, shared_secret, shared_secret_length ) == 0 ); exit: mbedtls_ecdh_free( &ecdh ); mbedtls_ecp_keypair_free( &our_key ); mbedtls_ecp_keypair_free( &their_key ); } void test_ecdh_exchange_calc_secret_wrapper( void ** params ) { data_t data1 = {(uint8_t *) params[1], *( (uint32_t *) params[2] )}; data_t data3 = {(uint8_t *) params[3], *( (uint32_t *) params[4] )}; data_t data6 = {(uint8_t *) params[6], *( (uint32_t *) params[7] )}; test_ecdh_exchange_calc_secret( *( (int *) params[0] ), &data1, &data3, *( (int *) params[5] ), &data6 ); } void test_ecdh_exchange_get_params_fail( int our_grp_id, data_t *our_private_key, int their_grp_id, data_t *their_point, int ours_first, int expected_ret ) { mbedtls_test_rnd_pseudo_info rnd_info; mbedtls_ecp_keypair our_key; mbedtls_ecp_keypair their_key; mbedtls_ecdh_context ecdh; memset( &rnd_info, 0x00, sizeof( mbedtls_test_rnd_pseudo_info ) ); mbedtls_ecdh_init( &ecdh ); mbedtls_ecp_keypair_init( &our_key ); mbedtls_ecp_keypair_init( &their_key ); if( ! load_private_key( our_grp_id, our_private_key, &our_key, &rnd_info ) ) goto exit; if( ! load_public_key( their_grp_id, their_point, &their_key ) ) goto exit; if( ours_first ) { TEST_ASSERT( mbedtls_ecdh_get_params( &ecdh, &our_key, MBEDTLS_ECDH_OURS ) == 0 ); TEST_ASSERT( mbedtls_ecdh_get_params( &ecdh, &their_key, MBEDTLS_ECDH_THEIRS ) == expected_ret ); } else { TEST_ASSERT( mbedtls_ecdh_get_params( &ecdh, &their_key, MBEDTLS_ECDH_THEIRS ) == 0 ); TEST_ASSERT( mbedtls_ecdh_get_params( &ecdh, &our_key, MBEDTLS_ECDH_OURS ) == expected_ret ); } exit: mbedtls_ecdh_free( &ecdh ); mbedtls_ecp_keypair_free( &our_key ); mbedtls_ecp_keypair_free( &their_key ); } void test_ecdh_exchange_get_params_fail_wrapper( void ** params ) { data_t data1 = {(uint8_t *) params[1], *( (uint32_t *) params[2] )}; data_t data4 = {(uint8_t *) params[4], *( (uint32_t *) params[5] )}; test_ecdh_exchange_get_params_fail( *( (int *) params[0] ), &data1, *( (int *) params[3] ), &data4, *( (int *) params[6] ), *( (int *) params[7] ) ); } #endif /* MBEDTLS_ECDH_C */ /*----------------------------------------------------------------------------*/ /* Test dispatch code */ /** * \brief Evaluates an expression/macro into its literal integer value. * For optimizing space for embedded targets each expression/macro * is identified by a unique identifier instead of string literals. * Identifiers and evaluation code is generated by script: * generate_test_code.py and then mbedtls_test_suite.sh and then mbedtls_test_suite.sh * * \param exp_id Expression identifier. * \param out_value Pointer to int to hold the integer. * * \return 0 if exp_id is found. 1 otherwise. */ int get_expression( int32_t exp_id, int32_t * out_value ) { int ret = KEY_VALUE_MAPPING_FOUND; (void) exp_id; (void) out_value; switch( exp_id ) { #if defined(MBEDTLS_ECDH_C) case 0: { *out_value = MBEDTLS_ECP_DP_SECP192R1; } break; case 1: { *out_value = MBEDTLS_ECP_DP_SECP224R1; } break; case 2: { *out_value = MBEDTLS_ECP_DP_SECP256R1; } break; case 3: { *out_value = MBEDTLS_ECP_DP_SECP384R1; } break; case 4: { *out_value = MBEDTLS_ECP_DP_SECP521R1; } break; case 5: { *out_value = MBEDTLS_ECP_DP_CURVE25519; } break; case 6: { *out_value = MBEDTLS_ECP_DP_BP256R1; } break; case 7: { *out_value = MBEDTLS_ERR_ECP_BAD_INPUT_DATA; } break; #endif default: { ret = KEY_VALUE_MAPPING_NOT_FOUND; } break; } return( ret ); } /** * \brief Checks if the dependency i.e. the compile flag is set. * For optimizing space for embedded targets each dependency * is identified by a unique identifier instead of string literals. * Identifiers and check code is generated by script: * generate_test_code.py and then mbedtls_test_suite.sh and then mbedtls_test_suite.sh * * \param dep_id Dependency identifier. * * \return DEPENDENCY_SUPPORTED if set else DEPENDENCY_NOT_SUPPORTED */ int dep_check( int dep_id ) { int ret = DEPENDENCY_NOT_SUPPORTED; (void) dep_id; switch( dep_id ) { #if defined(MBEDTLS_ECDH_C) case 0: { #if defined(MBEDTLS_ECP_DP_SECP192R1_ENABLED) ret = DEPENDENCY_SUPPORTED; #else ret = DEPENDENCY_NOT_SUPPORTED; #endif } break; case 1: { #if defined(MBEDTLS_ECP_DP_SECP224R1_ENABLED) ret = DEPENDENCY_SUPPORTED; #else ret = DEPENDENCY_NOT_SUPPORTED; #endif } break; case 2: { #if defined(MBEDTLS_ECP_DP_SECP256R1_ENABLED) ret = DEPENDENCY_SUPPORTED; #else ret = DEPENDENCY_NOT_SUPPORTED; #endif } break; case 3: { #if defined(MBEDTLS_ECP_DP_SECP384R1_ENABLED) ret = DEPENDENCY_SUPPORTED; #else ret = DEPENDENCY_NOT_SUPPORTED; #endif } break; case 4: { #if defined(MBEDTLS_ECP_DP_SECP521R1_ENABLED) ret = DEPENDENCY_SUPPORTED; #else ret = DEPENDENCY_NOT_SUPPORTED; #endif } break; case 5: { #if defined(MBEDTLS_ECP_DP_CURVE25519_ENABLED) ret = DEPENDENCY_SUPPORTED; #else ret = DEPENDENCY_NOT_SUPPORTED; #endif } break; case 6: { #if defined(MBEDTLS_ECP_DP_BP256R1_ENABLED) ret = DEPENDENCY_SUPPORTED; #else ret = DEPENDENCY_NOT_SUPPORTED; #endif } break; #endif default: break; } return( ret ); } /** * \brief Function pointer type for test function wrappers. * * A test function wrapper decodes the parameters and passes them to the * underlying test function. Both the wrapper and the underlying function * return void. Test wrappers assume that they are passed a suitable * parameter array and do not perform any error detection. * * \param param_array The array of parameters. Each element is a `void *` * which the wrapper casts to the correct type and * dereferences. Each wrapper function hard-codes the * number and types of the parameters. */ typedef void (*TestWrapper_t)( void **param_array ); /** * \brief Table of test function wrappers. Used by dispatch_test(). * This table is populated by script: * generate_test_code.py and then mbedtls_test_suite.sh and then mbedtls_test_suite.sh * */ TestWrapper_t test_funcs[] = { /* Function Id: 0 */ #if defined(MBEDTLS_ECDH_C) test_ecdh_valid_param_wrapper, #else NULL, #endif /* Function Id: 1 */ #if defined(MBEDTLS_ECDH_C) && defined(MBEDTLS_CHECK_PARAMS) && !defined(MBEDTLS_PARAM_FAILED_ALT) test_ecdh_invalid_param_wrapper, #else NULL, #endif /* Function Id: 2 */ #if defined(MBEDTLS_ECDH_C) test_ecdh_primitive_random_wrapper, #else NULL, #endif /* Function Id: 3 */ #if defined(MBEDTLS_ECDH_C) test_ecdh_primitive_testvec_wrapper, #else NULL, #endif /* Function Id: 4 */ #if defined(MBEDTLS_ECDH_C) test_ecdh_exchange_wrapper, #else NULL, #endif /* Function Id: 5 */ #if defined(MBEDTLS_ECDH_C) && defined(MBEDTLS_ECP_RESTARTABLE) test_ecdh_restart_wrapper, #else NULL, #endif /* Function Id: 6 */ #if defined(MBEDTLS_ECDH_C) && defined(MBEDTLS_ECDH_LEGACY_CONTEXT) test_ecdh_exchange_legacy_wrapper, #else NULL, #endif /* Function Id: 7 */ #if defined(MBEDTLS_ECDH_C) test_ecdh_exchange_calc_secret_wrapper, #else NULL, #endif /* Function Id: 8 */ #if defined(MBEDTLS_ECDH_C) test_ecdh_exchange_get_params_fail_wrapper, #else NULL, #endif }; /** * \brief Execute the test function. * * This is a wrapper function around the test function execution * to allow the setjmp() call used to catch any calls to the * parameter failure callback, to be used. Calls to setjmp() * can invalidate the state of any local auto variables. * * \param fp Function pointer to the test function. * \param params Parameters to pass to the #TestWrapper_t wrapper function. * */ void execute_function_ptr(TestWrapper_t fp, void **params) { #if defined(MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG) mbedtls_test_enable_insecure_external_rng( ); #endif #if defined(MBEDTLS_CHECK_PARAMS) mbedtls_test_param_failed_location_record_t location_record; if ( setjmp( mbedtls_test_param_failed_get_state_buf( ) ) == 0 ) { fp( params ); } else { /* Unexpected parameter validation error */ mbedtls_test_param_failed_get_location_record( &location_record ); mbedtls_test_fail( location_record.failure_condition, location_record.line, location_record.file ); } mbedtls_test_param_failed_reset_state( ); #else fp( params ); #endif #if defined(MBEDTLS_TEST_MUTEX_USAGE) mbedtls_test_mutex_usage_check( ); #endif /* MBEDTLS_TEST_MUTEX_USAGE */ } /** * \brief Dispatches test functions based on function index. * * \param func_idx Test function index. * \param params The array of parameters to pass to the test function. * It will be decoded by the #TestWrapper_t wrapper function. * * \return DISPATCH_TEST_SUCCESS if found * DISPATCH_TEST_FN_NOT_FOUND if not found * DISPATCH_UNSUPPORTED_SUITE if not compile time enabled. */ int dispatch_test( size_t func_idx, void ** params ) { int ret = DISPATCH_TEST_SUCCESS; TestWrapper_t fp = NULL; if ( func_idx < (int)( sizeof( test_funcs ) / sizeof( TestWrapper_t ) ) ) { fp = test_funcs[func_idx]; if ( fp ) execute_function_ptr(fp, params); else ret = DISPATCH_UNSUPPORTED_SUITE; } else { ret = DISPATCH_TEST_FN_NOT_FOUND; } return( ret ); } /** * \brief Checks if test function is supported in this build-time * configuration. * * \param func_idx Test function index. * * \return DISPATCH_TEST_SUCCESS if found * DISPATCH_TEST_FN_NOT_FOUND if not found * DISPATCH_UNSUPPORTED_SUITE if not compile time enabled. */ int check_test( size_t func_idx ) { int ret = DISPATCH_TEST_SUCCESS; TestWrapper_t fp = NULL; if ( func_idx < (int)( sizeof(test_funcs)/sizeof( TestWrapper_t ) ) ) { fp = test_funcs[func_idx]; if ( fp == NULL ) ret = DISPATCH_UNSUPPORTED_SUITE; } else { ret = DISPATCH_TEST_FN_NOT_FOUND; } return( ret ); } int main( int argc, const char *argv[] ) { int ret; mbedtls_test_platform_setup(); ret = execute_tests( argc, argv, "/zip/third_party/mbedtls/test/test_suite_ecdh.datax" ); mbedtls_test_platform_teardown(); return( ret ); }