/* 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_ASSERT( mbedtls_ecdh_gen_public( &grp, &dA, &qA,
&mbedtls_test_rnd_pseudo_rand,
&rnd_info ) == 0 );
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 );
}