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ECDH: Add new (non-legacy) ECDH benchmark

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This commit is contained in:
Christoph M. Wintersteiger 2018-10-25 12:47:18 +01:00 committed by Janos Follath
parent d5fd766c49
commit 696dedaed6
1 changed files with 46 additions and 1 deletions
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47
programs/test/benchmark.c
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@ -97,7 +97,7 @@ int main( void )
/*
* Size to use for the alloc buffer if MEMORY_BUFFER_ALLOC_C is defined.
*/
#define HEAP_SIZE (1u << 16) // 64k
#define HEAP_SIZE (1u << 16) /* 64k */
#define BUFSIZE 1024
#define HEADER_FORMAT " %-24s : "
@ -988,6 +988,51 @@ int main( int argc, char *argv[] )
}
#endif
#if defined(MBEDTLS_ECDH_C) && !defined(MBEDTLS_ECDH_LEGACY_CONTEXT)
if( todo.ecdh )
{
mbedtls_ecdh_context ecdh_srv, ecdh_cli;
unsigned char buf_srv[BUFSIZE], buf_cli[BUFSIZE];
const mbedtls_ecp_curve_info * curve_list = mbedtls_ecp_curve_list();
const mbedtls_ecp_curve_info *curve_info;
size_t olen;
for( curve_info = curve_list;
curve_info->grp_id != MBEDTLS_ECP_DP_NONE;
curve_info++ )
{
mbedtls_ecdh_init( &ecdh_srv );
mbedtls_ecdh_init( &ecdh_cli );
mbedtls_ecdh_setup( &ecdh_srv, curve_info->grp_id );
mbedtls_ecdh_setup( &ecdh_cli, curve_info->grp_id );
if( ecdh_srv.var == MBEDTLS_ECDH_VARIANT_MBEDTLS_2_0 && (
mbedtls_ecp_group_load( &ecdh_srv.ctx.mbed_ecdh.grp, curve_info->grp_id ) != 0 ||
mbedtls_ecdh_gen_public( &ecdh_srv.ctx.mbed_ecdh.grp,
&ecdh_srv.ctx.mbed_ecdh.d,
&ecdh_srv.ctx.mbed_ecdh.Q, myrand, NULL ) != 0 ))
mbedtls_exit( 1 );
mbedtls_snprintf( title, sizeof( title ), "ECDHE-%s", curve_info->name );
TIME_PUBLIC( title, "handshake",
const unsigned char * p_srv = buf_srv;
ret |= mbedtls_ecdh_make_params( &ecdh_srv, &olen, buf_srv, sizeof( buf_srv ), myrand, NULL );
ret |= mbedtls_ecdh_read_params( &ecdh_cli, &p_srv, p_srv + olen );
ret |= mbedtls_ecdh_make_public( &ecdh_cli, &olen, buf_cli, sizeof( buf_cli ), myrand, NULL );
ret |= mbedtls_ecdh_read_public( &ecdh_srv, buf_cli, olen );
ret |= mbedtls_ecdh_calc_secret( &ecdh_srv, &olen, buf_srv, sizeof( buf_srv ), myrand, NULL );
ret |= mbedtls_ecdh_calc_secret( &ecdh_cli, &olen, buf_cli, sizeof( buf_cli ), myrand, NULL );
);
mbedtls_ecdh_free( &ecdh_srv );
mbedtls_ecdh_free( &ecdh_cli );
}
}
#endif
mbedtls_printf( "\n" );
#if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)