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cosmopolitan/third_party/mbedtls/test/test_suite_ecdsa.c
Justine Tunney fa20edc44d
Reduce header complexity 
- Remove most __ASSEMBLER__ __LINKER__ ifdefs
- Rename libc/intrin/bits.h to libc/serialize.h
- Block pthread cancelation in fchmodat() polyfill
- Remove `clang-format off` statements in third_party
2023-11-28 14:39:42 -08:00

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/*
* 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_ecdsa.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_ecdsa.function
* Test suite data : suites/test_suite_ecdsa.data
*
*/
#define TEST_SUITE_ACTIVE
#if defined(MBEDTLS_ECDSA_C)
#include "third_party/mbedtls/ecdsa.h"
#if defined(MBEDTLS_CHECK_PARAMS)
#if !defined(MBEDTLS_PARAM_FAILED_ALT)
void test_ecdsa_invalid_param( )
{
mbedtls_ecdsa_context ctx;
mbedtls_ecp_keypair key;
mbedtls_ecp_group grp;
mbedtls_ecp_group_id valid_group = MBEDTLS_ECP_DP_SECP192R1;
mbedtls_ecp_point P;
mbedtls_md_type_t valid_md = MBEDTLS_MD_SHA256;
mbedtls_mpi m;
size_t slen;
unsigned char buf[42] = { 0 };
TEST_INVALID_PARAM( mbedtls_ecdsa_init( NULL ) );
TEST_VALID_PARAM( mbedtls_ecdsa_free( NULL ) );
#if defined(MBEDTLS_ECP_RESTARTABLE)
TEST_INVALID_PARAM( mbedtls_ecdsa_restart_init( NULL ) );
TEST_VALID_PARAM( mbedtls_ecdsa_restart_free( NULL ) );
#endif /* MBEDTLS_ECP_RESTARTABLE */
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_sign( NULL, &m, &m, &m,
buf, sizeof( buf ),
mbedtls_test_rnd_std_rand,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_sign( &grp, NULL, &m, &m,
buf, sizeof( buf ),
mbedtls_test_rnd_std_rand,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_sign( &grp, &m, NULL, &m,
buf, sizeof( buf ),
mbedtls_test_rnd_std_rand,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_sign( &grp, &m, &m, NULL,
buf, sizeof( buf ),
mbedtls_test_rnd_std_rand,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_sign( &grp, &m, &m, &m,
NULL, sizeof( buf ),
mbedtls_test_rnd_std_rand,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_sign( &grp, &m, &m, &m,
buf, sizeof( buf ),
NULL, NULL ) );
#if defined(MBEDTLS_ECDSA_DETERMINISTIC)
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_sign_det_ext( NULL, &m, &m, &m,
buf, sizeof( buf ),
valid_md,
mbedtls_test_rnd_std_rand,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_sign_det_ext( &grp, NULL, &m, &m,
buf, sizeof( buf ),
valid_md,
mbedtls_test_rnd_std_rand,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_sign_det_ext( &grp, &m, NULL, &m,
buf, sizeof( buf ),
valid_md,
mbedtls_test_rnd_std_rand,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_sign_det_ext( &grp, &m, &m, NULL,
buf, sizeof( buf ),
valid_md,
mbedtls_test_rnd_std_rand,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_sign_det_ext( &grp, &m, &m, &m,
NULL, sizeof( buf ),
valid_md,
mbedtls_test_rnd_std_rand,
NULL ) );
#endif /* MBEDTLS_ECDSA_DETERMINISTIC */
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_verify( NULL,
buf, sizeof( buf ),
&P, &m, &m ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_verify( &grp,
NULL, sizeof( buf ),
&P, &m, &m ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_verify( &grp,
buf, sizeof( buf ),
NULL, &m, &m ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_verify( &grp,
buf, sizeof( buf ),
&P, NULL, &m ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_verify( &grp,
buf, sizeof( buf ),
&P, &m, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_write_signature( NULL, valid_md, buf, sizeof( buf ),
buf, &slen, mbedtls_test_rnd_std_rand,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_write_signature( &ctx, valid_md, NULL, sizeof( buf ),
buf, &slen, mbedtls_test_rnd_std_rand,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_write_signature( &ctx, valid_md, buf, sizeof( buf ),
NULL, &slen, mbedtls_test_rnd_std_rand,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_write_signature( &ctx, valid_md, buf, sizeof( buf ),
buf, NULL, mbedtls_test_rnd_std_rand,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_write_signature_restartable( NULL, valid_md, buf,
sizeof( buf ), buf, &slen,
mbedtls_test_rnd_std_rand,
NULL, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_write_signature_restartable( &ctx, valid_md, NULL,
sizeof( buf ), buf, &slen,
mbedtls_test_rnd_std_rand,
NULL, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_write_signature_restartable( &ctx, valid_md, buf,
sizeof( buf ), NULL, &slen,
mbedtls_test_rnd_std_rand,
NULL, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_write_signature_restartable( &ctx, valid_md, buf,
sizeof( buf ), buf, NULL,
mbedtls_test_rnd_std_rand,
NULL, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_read_signature( NULL,
buf, sizeof( buf ),
buf, sizeof( buf ) ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_read_signature( &ctx,
NULL, sizeof( buf ),
buf, sizeof( buf ) ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_read_signature( &ctx,
buf, sizeof( buf ),
NULL, sizeof( buf ) ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_read_signature_restartable( NULL,
buf, sizeof( buf ),
buf, sizeof( buf ),
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_read_signature_restartable( &ctx,
NULL, sizeof( buf ),
buf, sizeof( buf ),
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_read_signature_restartable( &ctx,
buf, sizeof( buf ),
NULL, sizeof( buf ),
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_genkey( NULL, valid_group,
mbedtls_test_rnd_std_rand,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_genkey( &ctx, valid_group,
NULL, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_from_keypair( NULL, &key ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecdsa_from_keypair( &ctx, NULL ) );
exit:
return;
}
void test_ecdsa_invalid_param_wrapper( void ** params )
{
(void)params;
test_ecdsa_invalid_param( );
}
#endif /* !MBEDTLS_PARAM_FAILED_ALT */
#endif /* MBEDTLS_CHECK_PARAMS */
void test_ecdsa_prim_random( int id )
{
mbedtls_ecp_group grp;
mbedtls_ecp_point Q;
mbedtls_mpi d, r, s;
mbedtls_test_rnd_pseudo_info rnd_info;
unsigned char buf[MBEDTLS_MD_MAX_SIZE];
mbedtls_ecp_group_init( &grp );
mbedtls_ecp_point_init( &Q );
mbedtls_mpi_init( &d ); mbedtls_mpi_init( &r ); mbedtls_mpi_init( &s );
memset( &rnd_info, 0x00, sizeof( mbedtls_test_rnd_pseudo_info ) );
memset( buf, 0, sizeof( buf ) );
/* prepare material for signature */
TEST_ASSERT( mbedtls_test_rnd_pseudo_rand( &rnd_info,
buf, sizeof( buf ) ) == 0 );
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_ecdsa_sign( &grp, &r, &s, &d, buf, sizeof( buf ),
&mbedtls_test_rnd_pseudo_rand,
&rnd_info ) == 0 );
TEST_ASSERT( mbedtls_ecdsa_verify( &grp, buf, sizeof( buf ), &Q, &r, &s ) == 0 );
exit:
mbedtls_ecp_group_free( &grp );
mbedtls_ecp_point_free( &Q );
mbedtls_mpi_free( &d ); mbedtls_mpi_free( &r ); mbedtls_mpi_free( &s );
}
void test_ecdsa_prim_random_wrapper( void ** params )
{
test_ecdsa_prim_random( *( (int *) params[0] ) );
}
void test_ecdsa_prim_test_vectors( int id, char * d_str, char * xQ_str,
char * yQ_str, data_t * rnd_buf,
data_t * hash, char * r_str, char * s_str,
int result )
{
mbedtls_ecp_group grp;
mbedtls_ecp_point Q;
mbedtls_mpi d, r, s, r_check, s_check;
mbedtls_test_rnd_buf_info rnd_info;
mbedtls_ecp_group_init( &grp );
mbedtls_ecp_point_init( &Q );
mbedtls_mpi_init( &d ); mbedtls_mpi_init( &r ); mbedtls_mpi_init( &s );
mbedtls_mpi_init( &r_check ); mbedtls_mpi_init( &s_check );
TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 );
TEST_ASSERT( mbedtls_ecp_point_read_string( &Q, 16, xQ_str, yQ_str ) == 0 );
TEST_ASSERT( mbedtls_mpi_read_string( &d, 16, d_str ) == 0 );
TEST_ASSERT( mbedtls_mpi_read_string( &r_check, 16, r_str ) == 0 );
TEST_ASSERT( mbedtls_mpi_read_string( &s_check, 16, s_str ) == 0 );
rnd_info.buf = rnd_buf->x;
rnd_info.length = rnd_buf->len;
/* Fix rnd_buf->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.length - 1; i++ )
rnd_buf->x[i] = rnd_buf->x[i] << shift | rnd_buf->x[i+1] >> ( 8 - shift );
rnd_buf->x[rnd_info.length-1] <<= shift;
}
TEST_ASSERT( mbedtls_ecdsa_sign( &grp, &r, &s, &d, hash->x, hash->len,
mbedtls_test_rnd_buffer_rand, &rnd_info ) == result );
if ( result == 0)
{
TEST_ASSERT( mbedtls_mpi_cmp_mpi( &r, &r_check ) == 0 );
TEST_ASSERT( mbedtls_mpi_cmp_mpi( &s, &s_check ) == 0 );
TEST_ASSERT( mbedtls_ecdsa_verify( &grp, hash->x, hash->len, &Q, &r_check, &s_check ) == 0 );
TEST_ASSERT( mbedtls_mpi_sub_int( &r, &r, 1 ) == 0 );
TEST_ASSERT( mbedtls_mpi_add_int( &s, &s, 1 ) == 0 );
TEST_ASSERT( mbedtls_ecdsa_verify( &grp, hash->x, hash->len,
&Q, &r, &s_check ) == MBEDTLS_ERR_ECP_VERIFY_FAILED );
TEST_ASSERT( mbedtls_ecdsa_verify( &grp, hash->x, hash->len,
&Q, &r_check, &s ) == MBEDTLS_ERR_ECP_VERIFY_FAILED );
TEST_ASSERT( mbedtls_ecdsa_verify( &grp, hash->x, hash->len,
&grp.G, &r_check, &s_check ) == MBEDTLS_ERR_ECP_VERIFY_FAILED );
}
exit:
mbedtls_ecp_group_free( &grp );
mbedtls_ecp_point_free( &Q );
mbedtls_mpi_free( &d ); mbedtls_mpi_free( &r ); mbedtls_mpi_free( &s );
mbedtls_mpi_free( &r_check ); mbedtls_mpi_free( &s_check );
}
void test_ecdsa_prim_test_vectors_wrapper( void ** params )
{
data_t data4 = {(uint8_t *) params[4], *( (uint32_t *) params[5] )};
data_t data6 = {(uint8_t *) params[6], *( (uint32_t *) params[7] )};
test_ecdsa_prim_test_vectors( *( (int *) params[0] ), (char *) params[1], (char *) params[2], (char *) params[3], &data4, &data6, (char *) params[8], (char *) params[9], *( (int *) params[10] ) );
}
#if defined(MBEDTLS_ECDSA_DETERMINISTIC)
void test_ecdsa_det_test_vectors( int id, char * d_str, int md_alg, char * msg,
char * r_str, char * s_str )
{
mbedtls_ecp_group grp;
mbedtls_mpi d, r, s, r_check, s_check;
unsigned char hash[MBEDTLS_MD_MAX_SIZE];
size_t hlen;
const mbedtls_md_info_t *md_info;
mbedtls_ecp_group_init( &grp );
mbedtls_mpi_init( &d ); mbedtls_mpi_init( &r ); mbedtls_mpi_init( &s );
mbedtls_mpi_init( &r_check ); mbedtls_mpi_init( &s_check );
memset( hash, 0, sizeof( hash ) );
TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 );
TEST_ASSERT( mbedtls_mpi_read_string( &d, 16, d_str ) == 0 );
TEST_ASSERT( mbedtls_mpi_read_string( &r_check, 16, r_str ) == 0 );
TEST_ASSERT( mbedtls_mpi_read_string( &s_check, 16, s_str ) == 0 );
md_info = mbedtls_md_info_from_type( md_alg );
TEST_ASSERT( md_info != NULL );
hlen = mbedtls_md_get_size( md_info );
TEST_ASSERT( mbedtls_md( md_info, (const unsigned char *) msg,
strlen( msg ), hash ) == 0 );
TEST_ASSERT(
mbedtls_ecdsa_sign_det_ext( &grp, &r, &s, &d, hash, hlen,
md_alg, mbedtls_test_rnd_std_rand,
NULL )
== 0 );
TEST_ASSERT( mbedtls_mpi_cmp_mpi( &r, &r_check ) == 0 );
TEST_ASSERT( mbedtls_mpi_cmp_mpi( &s, &s_check ) == 0 );
exit:
mbedtls_ecp_group_free( &grp );
mbedtls_mpi_free( &d ); mbedtls_mpi_free( &r ); mbedtls_mpi_free( &s );
mbedtls_mpi_free( &r_check ); mbedtls_mpi_free( &s_check );
}
void test_ecdsa_det_test_vectors_wrapper( void ** params )
{
test_ecdsa_det_test_vectors( *( (int *) params[0] ), (char *) params[1], *( (int *) params[2] ), (char *) params[3], (char *) params[4], (char *) params[5] );
}
#endif /* MBEDTLS_ECDSA_DETERMINISTIC */
#if defined(MBEDTLS_SHA256_C)
void test_ecdsa_write_read_random( int id )
{
mbedtls_ecdsa_context ctx;
mbedtls_test_rnd_pseudo_info rnd_info;
unsigned char hash[32];
unsigned char sig[200];
size_t sig_len, i;
mbedtls_ecdsa_init( &ctx );
memset( &rnd_info, 0x00, sizeof( mbedtls_test_rnd_pseudo_info ) );
memset( hash, 0, sizeof( hash ) );
memset( sig, 0x2a, sizeof( sig ) );
/* prepare material for signature */
TEST_ASSERT( mbedtls_test_rnd_pseudo_rand( &rnd_info,
hash, sizeof( hash ) ) == 0 );
/* generate signing key */
TEST_ASSERT( mbedtls_ecdsa_genkey( &ctx, id,
&mbedtls_test_rnd_pseudo_rand,
&rnd_info ) == 0 );
/* generate and write signature, then read and verify it */
TEST_ASSERT( mbedtls_ecdsa_write_signature( &ctx, MBEDTLS_MD_SHA256,
hash, sizeof( hash ),
sig, &sig_len, &mbedtls_test_rnd_pseudo_rand,
&rnd_info ) == 0 );
TEST_ASSERT( mbedtls_ecdsa_read_signature( &ctx, hash, sizeof( hash ),
sig, sig_len ) == 0 );
/* check we didn't write past the announced length */
for( i = sig_len; i < sizeof( sig ); i++ )
TEST_ASSERT( sig[i] == 0x2a );
/* try verification with invalid length */
TEST_ASSERT( mbedtls_ecdsa_read_signature( &ctx, hash, sizeof( hash ),
sig, sig_len - 1 ) != 0 );
TEST_ASSERT( mbedtls_ecdsa_read_signature( &ctx, hash, sizeof( hash ),
sig, sig_len + 1 ) != 0 );
/* try invalid sequence tag */
sig[0]++;
TEST_ASSERT( mbedtls_ecdsa_read_signature( &ctx, hash, sizeof( hash ),
sig, sig_len ) != 0 );
sig[0]--;
/* try modifying r */
sig[10]++;
TEST_ASSERT( mbedtls_ecdsa_read_signature( &ctx, hash, sizeof( hash ),
sig, sig_len ) == MBEDTLS_ERR_ECP_VERIFY_FAILED );
sig[10]--;
/* try modifying s */
sig[sig_len - 1]++;
TEST_ASSERT( mbedtls_ecdsa_read_signature( &ctx, hash, sizeof( hash ),
sig, sig_len ) == MBEDTLS_ERR_ECP_VERIFY_FAILED );
sig[sig_len - 1]--;
exit:
mbedtls_ecdsa_free( &ctx );
}
void test_ecdsa_write_read_random_wrapper( void ** params )
{
test_ecdsa_write_read_random( *( (int *) params[0] ) );
}
#endif /* MBEDTLS_SHA256_C */
#if defined(MBEDTLS_ECP_RESTARTABLE)
void test_ecdsa_read_restart( int id, data_t *pk, data_t *hash, data_t *sig,
int max_ops, int min_restart, int max_restart )
{
mbedtls_ecdsa_context ctx;
mbedtls_ecdsa_restart_ctx rs_ctx;
int ret, cnt_restart;
mbedtls_ecdsa_init( &ctx );
mbedtls_ecdsa_restart_init( &rs_ctx );
TEST_ASSERT( mbedtls_ecp_group_load( &ctx.grp, id ) == 0 );
TEST_ASSERT( mbedtls_ecp_point_read_binary( &ctx.grp, &ctx.Q,
pk->x, pk->len ) == 0 );
mbedtls_ecp_set_max_ops( max_ops );
cnt_restart = 0;
do {
ret = mbedtls_ecdsa_read_signature_restartable( &ctx,
hash->x, hash->len, sig->x, sig->len, &rs_ctx );
} 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 );
/* try modifying r */
TEST_ASSERT( sig->len > 10 );
sig->x[10]++;
do {
ret = mbedtls_ecdsa_read_signature_restartable( &ctx,
hash->x, hash->len, sig->x, sig->len, &rs_ctx );
} while( ret == MBEDTLS_ERR_ECP_IN_PROGRESS );
TEST_ASSERT( ret == MBEDTLS_ERR_ECP_VERIFY_FAILED );
sig->x[10]--;
/* try modifying s */
sig->x[sig->len - 1]++;
do {
ret = mbedtls_ecdsa_read_signature_restartable( &ctx,
hash->x, hash->len, sig->x, sig->len, &rs_ctx );
} while( ret == MBEDTLS_ERR_ECP_IN_PROGRESS );
TEST_ASSERT( ret == MBEDTLS_ERR_ECP_VERIFY_FAILED );
sig->x[sig->len - 1]--;
/* Do we leak memory when aborting an operation?
* This test only makes sense when we actually restart */
if( min_restart > 0 )
{
ret = mbedtls_ecdsa_read_signature_restartable( &ctx,
hash->x, hash->len, sig->x, sig->len, &rs_ctx );
TEST_ASSERT( ret == MBEDTLS_ERR_ECP_IN_PROGRESS );
}
exit:
mbedtls_ecdsa_free( &ctx );
mbedtls_ecdsa_restart_free( &rs_ctx );
}
void test_ecdsa_read_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_ecdsa_read_restart( *( (int *) params[0] ), &data1, &data3, &data5, *( (int *) params[7] ), *( (int *) params[8] ), *( (int *) params[9] ) );
}
#endif /* MBEDTLS_ECP_RESTARTABLE */
#if defined(MBEDTLS_ECP_RESTARTABLE)
#if defined(MBEDTLS_ECDSA_DETERMINISTIC)
void test_ecdsa_write_restart( int id, char *d_str, int md_alg,
char *msg, data_t *sig_check,
int max_ops, int min_restart, int max_restart )
{
int ret, cnt_restart;
mbedtls_ecdsa_restart_ctx rs_ctx;
mbedtls_ecdsa_context ctx;
unsigned char hash[MBEDTLS_MD_MAX_SIZE];
unsigned char sig[MBEDTLS_ECDSA_MAX_LEN];
size_t hlen, slen;
const mbedtls_md_info_t *md_info;
mbedtls_ecdsa_restart_init( &rs_ctx );
mbedtls_ecdsa_init( &ctx );
memset( hash, 0, sizeof( hash ) );
memset( sig, 0, sizeof( sig ) );
TEST_ASSERT( mbedtls_ecp_group_load( &ctx.grp, id ) == 0 );
TEST_ASSERT( mbedtls_mpi_read_string( &ctx.d, 16, d_str ) == 0 );
md_info = mbedtls_md_info_from_type( md_alg );
TEST_ASSERT( md_info != NULL );
hlen = mbedtls_md_get_size( md_info );
TEST_ASSERT( mbedtls_md( md_info,
(const unsigned char *) msg, strlen( msg ),
hash ) == 0 );
mbedtls_ecp_set_max_ops( max_ops );
slen = sizeof( sig );
cnt_restart = 0;
do {
ret = mbedtls_ecdsa_write_signature_restartable( &ctx,
md_alg, hash, hlen, sig, &slen, NULL, NULL, &rs_ctx );
} while( ret == MBEDTLS_ERR_ECP_IN_PROGRESS && ++cnt_restart );
TEST_ASSERT( ret == 0 );
TEST_ASSERT( slen == sig_check->len );
TEST_ASSERT( memcmp( sig, sig_check->x, slen ) == 0 );
TEST_ASSERT( cnt_restart >= min_restart );
TEST_ASSERT( cnt_restart <= max_restart );
/* Do we leak memory when aborting an operation?
* This test only makes sense when we actually restart */
if( min_restart > 0 )
{
ret = mbedtls_ecdsa_write_signature_restartable( &ctx,
md_alg, hash, hlen, sig, &slen, NULL, NULL, &rs_ctx );
TEST_ASSERT( ret == MBEDTLS_ERR_ECP_IN_PROGRESS );
}
exit:
mbedtls_ecdsa_restart_free( &rs_ctx );
mbedtls_ecdsa_free( &ctx );
}
void test_ecdsa_write_restart_wrapper( void ** params )
{
data_t data4 = {(uint8_t *) params[4], *( (uint32_t *) params[5] )};
test_ecdsa_write_restart( *( (int *) params[0] ), (char *) params[1], *( (int *) params[2] ), (char *) params[3], &data4, *( (int *) params[6] ), *( (int *) params[7] ), *( (int *) params[8] ) );
}
#endif /* MBEDTLS_ECDSA_DETERMINISTIC */
#endif /* MBEDTLS_ECP_RESTARTABLE */
#endif /* MBEDTLS_ECDSA_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_ECDSA_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_MD_SHA1;
}
break;
case 6:
{
*out_value = MBEDTLS_MD_SHA224;
}
break;
case 7:
{
*out_value = MBEDTLS_MD_SHA256;
}
break;
case 8:
{
*out_value = MBEDTLS_MD_SHA384;
}
break;
case 9:
{
*out_value = MBEDTLS_MD_SHA512;
}
break;
case 10:
{
*out_value = MBEDTLS_ERR_ECP_INVALID_KEY;
}
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_ECDSA_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_SHA1_C)
ret = DEPENDENCY_SUPPORTED;
#else
ret = DEPENDENCY_NOT_SUPPORTED;
#endif
}
break;
case 6:
{
#if defined(MBEDTLS_SHA256_C)
ret = DEPENDENCY_SUPPORTED;
#else
ret = DEPENDENCY_NOT_SUPPORTED;
#endif
}
break;
case 7:
{
#if defined(MBEDTLS_SHA512_C)
ret = DEPENDENCY_SUPPORTED;
#else
ret = DEPENDENCY_NOT_SUPPORTED;
#endif
}
break;
case 8:
{
#if !defined(MBEDTLS_SHA512_NO_SHA384)
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_ECDSA_C) && defined(MBEDTLS_CHECK_PARAMS) && !defined(MBEDTLS_PARAM_FAILED_ALT)
test_ecdsa_invalid_param_wrapper,
#else
NULL,
#endif
/* Function Id: 1 */
#if defined(MBEDTLS_ECDSA_C)
test_ecdsa_prim_random_wrapper,
#else
NULL,
#endif
/* Function Id: 2 */
#if defined(MBEDTLS_ECDSA_C)
test_ecdsa_prim_test_vectors_wrapper,
#else
NULL,
#endif
/* Function Id: 3 */
#if defined(MBEDTLS_ECDSA_C) && defined(MBEDTLS_ECDSA_DETERMINISTIC)
test_ecdsa_det_test_vectors_wrapper,
#else
NULL,
#endif
/* Function Id: 4 */
#if defined(MBEDTLS_ECDSA_C) && defined(MBEDTLS_SHA256_C)
test_ecdsa_write_read_random_wrapper,
#else
NULL,
#endif
/* Function Id: 5 */
#if defined(MBEDTLS_ECDSA_C) && defined(MBEDTLS_ECP_RESTARTABLE)
test_ecdsa_read_restart_wrapper,
#else
NULL,
#endif
/* Function Id: 6 */
#if defined(MBEDTLS_ECDSA_C) && defined(MBEDTLS_ECP_RESTARTABLE) && defined(MBEDTLS_ECDSA_DETERMINISTIC)
test_ecdsa_write_restart_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_ecdsa.datax" );
mbedtls_test_platform_teardown();
return( ret );
}
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