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mbedtls/tests/suites/test_suite_ecp.function

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/* 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;
mbedtls_ecp_restart_ctx restart_ctx;
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,
rnd_std_rand,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecp_gen_privkey( &grp,
NULL,
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,
rnd_std_rand, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecp_mul( &grp, NULL, &m, &P,
rnd_std_rand, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecp_mul( &grp, &P, NULL, &P,
rnd_std_rand, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecp_mul( &grp, &P, &m, NULL,
rnd_std_rand, NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecp_mul_restartable( NULL, &P, &m, &P,
rnd_std_rand, NULL , NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecp_mul_restartable( &grp, NULL, &m, &P,
rnd_std_rand, NULL , NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecp_mul_restartable( &grp, &P, NULL, &P,
rnd_std_rand, NULL , NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecp_mul_restartable( &grp, &P, &m, NULL,
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,
rnd_std_rand,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecp_gen_keypair_base( &grp, NULL,
&m, &P,
rnd_std_rand,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecp_gen_keypair_base( &grp, &P,
NULL, &P,
rnd_std_rand,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecp_gen_keypair_base( &grp, &P,
&m, NULL,
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,
rnd_std_rand,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecp_gen_keypair( &grp,
NULL, &P,
rnd_std_rand,
NULL ) );
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_ECP_BAD_INPUT_DATA,
mbedtls_ecp_gen_keypair( &grp,
&m, NULL,
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,
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;
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( 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,
&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,
&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;
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( 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,
&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,
&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_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( 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 );
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;
rnd_pseudo_info rnd_info;
mbedtls_ecp_group_init( &grp );
mbedtls_ecp_point_init( &Q );
mbedtls_mpi_init( &d );
memset( &rnd_info, 0x00, sizeof( rnd_pseudo_info ) );
TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 );
TEST_ASSERT( mbedtls_ecp_gen_keypair( &grp, &d, &Q, &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;
rnd_pseudo_info rnd_info;
mbedtls_ecp_keypair_init( &key );
memset( &rnd_info, 0x00, sizeof( rnd_pseudo_info ) );
TEST_ASSERT( mbedtls_ecp_gen_key( id, &key, &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 depends_on:MBEDTLS_SELF_TEST */
void ecp_selftest( )
{
TEST_ASSERT( mbedtls_ecp_self_test( 1 ) == 0 );
}
/* END_CASE */
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