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mbedtls/programs/test/benchmark.c
Manuel Pégourié-Gonnard fe44643b0e Rename website and repository
2015-03-06 13:17:10 +00:00

827 lines
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/*
* Benchmark demonstration program
*
* Copyright (C) 2006-2013, ARM Limited, All Rights Reserved
*
* This file is part of mbed TLS (https://tls.mbed.org)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#if !defined(POLARSSL_CONFIG_FILE)
#include "polarssl/config.h"
#else
#include POLARSSL_CONFIG_FILE
#endif
#if defined(POLARSSL_PLATFORM_C)
#include "polarssl/platform.h"
#else
#include <stdio.h>
#define polarssl_exit exit
#define polarssl_printf printf
#define polarssl_snprintf snprintf
#define polarssl_free free
#endif
#if !defined(POLARSSL_TIMING_C)
int main( void )
{
polarssl_printf("POLARSSL_TIMING_C not defined.\n");
return( 0 );
}
#else
#include <string.h>
#include "polarssl/timing.h"
#include "polarssl/md4.h"
#include "polarssl/md5.h"
#include "polarssl/ripemd160.h"
#include "polarssl/sha1.h"
#include "polarssl/sha256.h"
#include "polarssl/sha512.h"
#include "polarssl/arc4.h"
#include "polarssl/des.h"
#include "polarssl/aes.h"
#include "polarssl/blowfish.h"
#include "polarssl/camellia.h"
#include "polarssl/gcm.h"
#include "polarssl/ccm.h"
#include "polarssl/havege.h"
#include "polarssl/ctr_drbg.h"
#include "polarssl/hmac_drbg.h"
#include "polarssl/rsa.h"
#include "polarssl/dhm.h"
#include "polarssl/ecdsa.h"
#include "polarssl/ecdh.h"
#include "polarssl/error.h"
#if defined(POLARSSL_MEMORY_BUFFER_ALLOC_C)
#include "polarssl/memory_buffer_alloc.h"
#endif
#if defined _MSC_VER && !defined snprintf
#define snprintf _snprintf
#endif
/*
* For heap usage estimates, we need an estimate of the overhead per allocated
* block. ptmalloc2/3 (used in gnu libc for instance) uses 2 size_t per block,
* so use that as our baseline.
*/
#define MEM_BLOCK_OVERHEAD ( 2 * sizeof( size_t ) )
/*
* Size to use for the malloc buffer if MEMORY_BUFFER_ALLOC_C is defined.
*/
#define HEAP_SIZE (1u << 16) // 64k
#define BUFSIZE 1024
#define HEADER_FORMAT " %-24s : "
#define TITLE_LEN 25
#define DHM_SIZES 3
#define OPTIONS \
"md4, md5, ripemd160, sha1, sha256, sha512,\n" \
"arc4, des3, des, aes_cbc, aes_gcm, aes_ccm, camellia, blowfish,\n" \
"havege, ctr_drbg, hmac_drbg\n" \
"rsa, dhm, ecdsa, ecdh.\n"
#if defined(POLARSSL_ERROR_C)
#define PRINT_ERROR \
polarssl_strerror( ret, ( char * )tmp, sizeof( tmp ) ); \
polarssl_printf( "FAILED: %s\n", tmp );
#else
#define PRINT_ERROR \
polarssl_printf( "FAILED: -0x%04x\n", -ret );
#endif
#define TIME_AND_TSC( TITLE, CODE ) \
do { \
unsigned long i, j, tsc; \
\
polarssl_printf( HEADER_FORMAT, TITLE ); \
fflush( stdout ); \
\
set_alarm( 1 ); \
for( i = 1; ! alarmed; i++ ) \
{ \
CODE; \
} \
\
tsc = hardclock(); \
for( j = 0; j < 1024; j++ ) \
{ \
CODE; \
} \
\
polarssl_printf( "%9lu Kb/s, %9lu cycles/byte\n", \
i * BUFSIZE / 1024, \
( hardclock() - tsc ) / ( j * BUFSIZE ) ); \
} while( 0 )
#if defined(POLARSSL_ERROR_C)
#define PRINT_ERROR \
polarssl_strerror( ret, ( char * )tmp, sizeof( tmp ) ); \
polarssl_printf( "FAILED: %s\n", tmp );
#else
#define PRINT_ERROR \
polarssl_printf( "FAILED: -0x%04x\n", -ret );
#endif
#if defined(POLARSSL_MEMORY_BUFFER_ALLOC_C) && defined(POLARSSL_MEMORY_DEBUG)
#define MEMORY_MEASURE_INIT \
size_t max_used, max_blocks, max_bytes; \
size_t prv_used, prv_blocks; \
memory_buffer_alloc_cur_get( &prv_used, &prv_blocks ); \
memory_buffer_alloc_max_reset( );
#define MEMORY_MEASURE_PRINT( title_len ) \
memory_buffer_alloc_max_get( &max_used, &max_blocks ); \
for( i = 12 - title_len; i != 0; i-- ) polarssl_printf( " " ); \
max_used -= prv_used; \
max_blocks -= prv_blocks; \
max_bytes = max_used + MEM_BLOCK_OVERHEAD * max_blocks; \
polarssl_printf( "%6u heap bytes", (unsigned) max_bytes );
#else
#define MEMORY_MEASURE_INIT
#define MEMORY_MEASURE_PRINT( title_len )
#endif
#define TIME_PUBLIC( TITLE, TYPE, CODE ) \
do { \
unsigned long i; \
int ret; \
MEMORY_MEASURE_INIT; \
\
polarssl_printf( HEADER_FORMAT, TITLE ); \
fflush( stdout ); \
set_alarm( 3 ); \
\
ret = 0; \
for( i = 1; ! alarmed && ! ret ; i++ ) \
{ \
CODE; \
} \
\
if( ret != 0 ) \
{ \
PRINT_ERROR; \
} \
else \
{ \
polarssl_printf( "%6lu " TYPE "/s", i / 3 ); \
MEMORY_MEASURE_PRINT( sizeof( TYPE ) + 1 ); \
polarssl_printf( "\n" ); \
} \
} while( 0 )
static int myrand( void *rng_state, unsigned char *output, size_t len )
{
size_t use_len;
int rnd;
if( rng_state != NULL )
rng_state = NULL;
while( len > 0 )
{
use_len = len;
if( use_len > sizeof(int) )
use_len = sizeof(int);
rnd = rand();
memcpy( output, &rnd, use_len );
output += use_len;
len -= use_len;
}
return( 0 );
}
/*
* Clear some memory that was used to prepare the context
*/
#if defined(POLARSSL_ECP_C)
void ecp_clear_precomputed( ecp_group *grp )
{
if( grp->T != NULL )
{
size_t i;
for( i = 0; i < grp->T_size; i++ )
ecp_point_free( &grp->T[i] );
polarssl_free( grp->T );
}
grp->T = NULL;
grp->T_size = 0;
}
#else
#define ecp_clear_precomputed( g )
#endif
unsigned char buf[BUFSIZE];
typedef struct {
char md4, md5, ripemd160, sha1, sha256, sha512,
arc4, des3, des, aes_cbc, aes_gcm, aes_ccm, camellia, blowfish,
havege, ctr_drbg, hmac_drbg,
rsa, dhm, ecdsa, ecdh;
} todo_list;
int main( int argc, char *argv[] )
{
int i;
unsigned char tmp[200];
char title[TITLE_LEN];
todo_list todo;
#if defined(POLARSSL_MEMORY_BUFFER_ALLOC_C)
unsigned char malloc_buf[HEAP_SIZE] = { 0 };
#endif
if( argc <= 1 )
{
memset( &todo, 1, sizeof( todo ) );
}
else
{
memset( &todo, 0, sizeof( todo ) );
for( i = 1; i < argc; i++ )
{
if( strcmp( argv[i], "md4" ) == 0 )
todo.md4 = 1;
else if( strcmp( argv[i], "md5" ) == 0 )
todo.md5 = 1;
else if( strcmp( argv[i], "ripemd160" ) == 0 )
todo.ripemd160 = 1;
else if( strcmp( argv[i], "sha1" ) == 0 )
todo.sha1 = 1;
else if( strcmp( argv[i], "sha256" ) == 0 )
todo.sha256 = 1;
else if( strcmp( argv[i], "sha512" ) == 0 )
todo.sha512 = 1;
else if( strcmp( argv[i], "arc4" ) == 0 )
todo.arc4 = 1;
else if( strcmp( argv[i], "des3" ) == 0 )
todo.des3 = 1;
else if( strcmp( argv[i], "des" ) == 0 )
todo.des = 1;
else if( strcmp( argv[i], "aes_cbc" ) == 0 )
todo.aes_cbc = 1;
else if( strcmp( argv[i], "aes_gcm" ) == 0 )
todo.aes_gcm = 1;
else if( strcmp( argv[i], "aes_ccm" ) == 0 )
todo.aes_ccm = 1;
else if( strcmp( argv[i], "camellia" ) == 0 )
todo.camellia = 1;
else if( strcmp( argv[i], "blowfish" ) == 0 )
todo.blowfish = 1;
else if( strcmp( argv[i], "havege" ) == 0 )
todo.havege = 1;
else if( strcmp( argv[i], "ctr_drbg" ) == 0 )
todo.ctr_drbg = 1;
else if( strcmp( argv[i], "hmac_drbg" ) == 0 )
todo.hmac_drbg = 1;
else if( strcmp( argv[i], "rsa" ) == 0 )
todo.rsa = 1;
else if( strcmp( argv[i], "dhm" ) == 0 )
todo.dhm = 1;
else if( strcmp( argv[i], "ecdsa" ) == 0 )
todo.ecdsa = 1;
else if( strcmp( argv[i], "ecdh" ) == 0 )
todo.ecdh = 1;
else
{
polarssl_printf( "Unrecognized option: %s\n", argv[i] );
polarssl_printf( "Available options: " OPTIONS );
}
}
}
polarssl_printf( "\n" );
#if defined(POLARSSL_MEMORY_BUFFER_ALLOC_C)
memory_buffer_alloc_init( malloc_buf, sizeof( malloc_buf ) );
#endif
memset( buf, 0xAA, sizeof( buf ) );
memset( tmp, 0xBB, sizeof( tmp ) );
#if defined(POLARSSL_MD4_C)
if( todo.md4 )
TIME_AND_TSC( "MD4", md4( buf, BUFSIZE, tmp ) );
#endif
#if defined(POLARSSL_MD5_C)
if( todo.md5 )
TIME_AND_TSC( "MD5", md5( buf, BUFSIZE, tmp ) );
#endif
#if defined(POLARSSL_RIPEMD160_C)
if( todo.ripemd160 )
TIME_AND_TSC( "RIPEMD160", ripemd160( buf, BUFSIZE, tmp ) );
#endif
#if defined(POLARSSL_SHA1_C)
if( todo.sha1 )
TIME_AND_TSC( "SHA-1", sha1( buf, BUFSIZE, tmp ) );
#endif
#if defined(POLARSSL_SHA256_C)
if( todo.sha256 )
TIME_AND_TSC( "SHA-256", sha256( buf, BUFSIZE, tmp, 0 ) );
#endif
#if defined(POLARSSL_SHA512_C)
if( todo.sha512 )
TIME_AND_TSC( "SHA-512", sha512( buf, BUFSIZE, tmp, 0 ) );
#endif
#if defined(POLARSSL_ARC4_C)
if( todo.arc4 )
{
arc4_context arc4;
arc4_init( &arc4 );
arc4_setup( &arc4, tmp, 32 );
TIME_AND_TSC( "ARC4", arc4_crypt( &arc4, BUFSIZE, buf, buf ) );
arc4_free( &arc4 );
}
#endif
#if defined(POLARSSL_DES_C) && defined(POLARSSL_CIPHER_MODE_CBC)
if( todo.des3 )
{
des3_context des3;
des3_init( &des3 );
des3_set3key_enc( &des3, tmp );
TIME_AND_TSC( "3DES",
des3_crypt_cbc( &des3, DES_ENCRYPT, BUFSIZE, tmp, buf, buf ) );
des3_free( &des3 );
}
if( todo.des )
{
des_context des;
des_init( &des );
des_setkey_enc( &des, tmp );
TIME_AND_TSC( "DES",
des_crypt_cbc( &des, DES_ENCRYPT, BUFSIZE, tmp, buf, buf ) );
des_free( &des );
}
#endif
#if defined(POLARSSL_AES_C)
#if defined(POLARSSL_CIPHER_MODE_CBC)
if( todo.aes_cbc )
{
int keysize;
aes_context aes;
aes_init( &aes );
for( keysize = 128; keysize <= 256; keysize += 64 )
{
polarssl_snprintf( title, sizeof( title ), "AES-CBC-%d", keysize );
memset( buf, 0, sizeof( buf ) );
memset( tmp, 0, sizeof( tmp ) );
aes_setkey_enc( &aes, tmp, keysize );
TIME_AND_TSC( title,
aes_crypt_cbc( &aes, AES_ENCRYPT, BUFSIZE, tmp, buf, buf ) );
}
aes_free( &aes );
}
#endif
#if defined(POLARSSL_GCM_C)
if( todo.aes_gcm )
{
int keysize;
gcm_context gcm;
for( keysize = 128; keysize <= 256; keysize += 64 )
{
polarssl_snprintf( title, sizeof( title ), "AES-GCM-%d", keysize );
memset( buf, 0, sizeof( buf ) );
memset( tmp, 0, sizeof( tmp ) );
gcm_init( &gcm, POLARSSL_CIPHER_ID_AES, tmp, keysize );
TIME_AND_TSC( title,
gcm_crypt_and_tag( &gcm, GCM_ENCRYPT, BUFSIZE, tmp,
12, NULL, 0, buf, buf, 16, tmp ) );
gcm_free( &gcm );
}
}
#endif
#if defined(POLARSSL_CCM_C)
if( todo.aes_ccm )
{
int keysize;
ccm_context ccm;
for( keysize = 128; keysize <= 256; keysize += 64 )
{
polarssl_snprintf( title, sizeof( title ), "AES-CCM-%d", keysize );
memset( buf, 0, sizeof( buf ) );
memset( tmp, 0, sizeof( tmp ) );
ccm_init( &ccm, POLARSSL_CIPHER_ID_AES, tmp, keysize );
TIME_AND_TSC( title,
ccm_encrypt_and_tag( &ccm, BUFSIZE, tmp,
12, NULL, 0, buf, buf, tmp, 16 ) );
ccm_free( &ccm );
}
}
#endif
#endif
#if defined(POLARSSL_CAMELLIA_C) && defined(POLARSSL_CIPHER_MODE_CBC)
if( todo.camellia )
{
int keysize;
camellia_context camellia;
camellia_init( &camellia );
for( keysize = 128; keysize <= 256; keysize += 64 )
{
polarssl_snprintf( title, sizeof( title ), "CAMELLIA-CBC-%d", keysize );
memset( buf, 0, sizeof( buf ) );
memset( tmp, 0, sizeof( tmp ) );
camellia_setkey_enc( &camellia, tmp, keysize );
TIME_AND_TSC( title,
camellia_crypt_cbc( &camellia, CAMELLIA_ENCRYPT,
BUFSIZE, tmp, buf, buf ) );
}
camellia_free( &camellia );
}
#endif
#if defined(POLARSSL_BLOWFISH_C) && defined(POLARSSL_CIPHER_MODE_CBC)
if( todo.blowfish )
{
int keysize;
blowfish_context blowfish;
blowfish_init( &blowfish );
for( keysize = 128; keysize <= 256; keysize += 64 )
{
polarssl_snprintf( title, sizeof( title ), "BLOWFISH-CBC-%d", keysize );
memset( buf, 0, sizeof( buf ) );
memset( tmp, 0, sizeof( tmp ) );
blowfish_setkey( &blowfish, tmp, keysize );
TIME_AND_TSC( title,
blowfish_crypt_cbc( &blowfish, BLOWFISH_ENCRYPT, BUFSIZE,
tmp, buf, buf ) );
}
blowfish_free( &blowfish );
}
#endif
#if defined(POLARSSL_HAVEGE_C)
if( todo.havege )
{
havege_state hs;
havege_init( &hs );
TIME_AND_TSC( "HAVEGE", havege_random( &hs, buf, BUFSIZE ) );
havege_free( &hs );
}
#endif
#if defined(POLARSSL_CTR_DRBG_C)
if( todo.ctr_drbg )
{
ctr_drbg_context ctr_drbg;
if( ctr_drbg_init( &ctr_drbg, myrand, NULL, NULL, 0 ) != 0 )
polarssl_exit(1);
TIME_AND_TSC( "CTR_DRBG (NOPR)",
if( ctr_drbg_random( &ctr_drbg, buf, BUFSIZE ) != 0 )
polarssl_exit(1) );
if( ctr_drbg_init( &ctr_drbg, myrand, NULL, NULL, 0 ) != 0 )
polarssl_exit(1);
ctr_drbg_set_prediction_resistance( &ctr_drbg, CTR_DRBG_PR_ON );
TIME_AND_TSC( "CTR_DRBG (PR)",
if( ctr_drbg_random( &ctr_drbg, buf, BUFSIZE ) != 0 )
polarssl_exit(1) );
ctr_drbg_free( &ctr_drbg );
}
#endif
#if defined(POLARSSL_HMAC_DRBG_C)
if( todo.hmac_drbg )
{
hmac_drbg_context hmac_drbg;
const md_info_t *md_info;
#if defined(POLARSSL_SHA1_C)
if( ( md_info = md_info_from_type( POLARSSL_MD_SHA1 ) ) == NULL )
polarssl_exit(1);
if( hmac_drbg_init( &hmac_drbg, md_info, myrand, NULL, NULL, 0 ) != 0 )
polarssl_exit(1);
TIME_AND_TSC( "HMAC_DRBG SHA-1 (NOPR)",
if( hmac_drbg_random( &hmac_drbg, buf, BUFSIZE ) != 0 )
polarssl_exit(1) );
hmac_drbg_free( &hmac_drbg );
if( hmac_drbg_init( &hmac_drbg, md_info, myrand, NULL, NULL, 0 ) != 0 )
polarssl_exit(1);
hmac_drbg_set_prediction_resistance( &hmac_drbg,
POLARSSL_HMAC_DRBG_PR_ON );
TIME_AND_TSC( "HMAC_DRBG SHA-1 (PR)",
if( hmac_drbg_random( &hmac_drbg, buf, BUFSIZE ) != 0 )
polarssl_exit(1) );
hmac_drbg_free( &hmac_drbg );
#endif
#if defined(POLARSSL_SHA256_C)
if( ( md_info = md_info_from_type( POLARSSL_MD_SHA256 ) ) == NULL )
polarssl_exit(1);
if( hmac_drbg_init( &hmac_drbg, md_info, myrand, NULL, NULL, 0 ) != 0 )
polarssl_exit(1);
TIME_AND_TSC( "HMAC_DRBG SHA-256 (NOPR)",
if( hmac_drbg_random( &hmac_drbg, buf, BUFSIZE ) != 0 )
polarssl_exit(1) );
hmac_drbg_free( &hmac_drbg );
if( hmac_drbg_init( &hmac_drbg, md_info, myrand, NULL, NULL, 0 ) != 0 )
polarssl_exit(1);
hmac_drbg_set_prediction_resistance( &hmac_drbg,
POLARSSL_HMAC_DRBG_PR_ON );
TIME_AND_TSC( "HMAC_DRBG SHA-256 (PR)",
if( hmac_drbg_random( &hmac_drbg, buf, BUFSIZE ) != 0 )
polarssl_exit(1) );
hmac_drbg_free( &hmac_drbg );
#endif
}
#endif
#if defined(POLARSSL_RSA_C) && defined(POLARSSL_GENPRIME)
if( todo.rsa )
{
int keysize;
rsa_context rsa;
for( keysize = 1024; keysize <= 4096; keysize *= 2 )
{
polarssl_snprintf( title, sizeof( title ), "RSA-%d", keysize );
rsa_init( &rsa, RSA_PKCS_V15, 0 );
rsa_gen_key( &rsa, myrand, NULL, keysize, 65537 );
TIME_PUBLIC( title, " public",
buf[0] = 0;
ret = rsa_public( &rsa, buf, buf ) );
TIME_PUBLIC( title, "private",
buf[0] = 0;
ret = rsa_private( &rsa, myrand, NULL, buf, buf ) );
rsa_free( &rsa );
}
}
#endif
#if defined(POLARSSL_DHM_C) && defined(POLARSSL_BIGNUM_C)
if( todo.dhm )
{
int dhm_sizes[DHM_SIZES] = { 1024, 2048, 3072 };
const char *dhm_P[DHM_SIZES] = {
POLARSSL_DHM_RFC5114_MODP_1024_P,
POLARSSL_DHM_RFC3526_MODP_2048_P,
POLARSSL_DHM_RFC3526_MODP_3072_P,
};
const char *dhm_G[DHM_SIZES] = {
POLARSSL_DHM_RFC5114_MODP_1024_G,
POLARSSL_DHM_RFC3526_MODP_2048_G,
POLARSSL_DHM_RFC3526_MODP_3072_G,
};
dhm_context dhm;
size_t olen;
for( i = 0; i < DHM_SIZES; i++ )
{
dhm_init( &dhm );
if( mpi_read_string( &dhm.P, 16, dhm_P[i] ) != 0 ||
mpi_read_string( &dhm.G, 16, dhm_G[i] ) != 0 )
{
polarssl_exit( 1 );
}
dhm.len = mpi_size( &dhm.P );
dhm_make_public( &dhm, (int) dhm.len, buf, dhm.len, myrand, NULL );
if( mpi_copy( &dhm.GY, &dhm.GX ) != 0 )
polarssl_exit( 1 );
polarssl_snprintf( title, sizeof( title ), "DHE-%d", dhm_sizes[i] );
TIME_PUBLIC( title, "handshake",
olen = sizeof( buf );
ret |= dhm_make_public( &dhm, (int) dhm.len, buf, dhm.len,
myrand, NULL );
ret |= dhm_calc_secret( &dhm, buf, &olen, myrand, NULL ) );
polarssl_snprintf( title, sizeof( title ), "DH-%d", dhm_sizes[i] );
TIME_PUBLIC( title, "handshake",
olen = sizeof( buf );
ret |= dhm_calc_secret( &dhm, buf, &olen, myrand, NULL ) );
dhm_free( &dhm );
}
}
#endif
#if defined(POLARSSL_ECDSA_C)
if( todo.ecdsa )
{
ecdsa_context ecdsa;
const ecp_curve_info *curve_info;
size_t sig_len;
memset( buf, 0x2A, sizeof( buf ) );
for( curve_info = ecp_curve_list();
curve_info->grp_id != POLARSSL_ECP_DP_NONE;
curve_info++ )
{
ecdsa_init( &ecdsa );
if( ecdsa_genkey( &ecdsa, curve_info->grp_id, myrand, NULL ) != 0 )
polarssl_exit( 1 );
ecp_clear_precomputed( &ecdsa.grp );
polarssl_snprintf( title, sizeof( title ), "ECDSA-%s",
curve_info->name );
TIME_PUBLIC( title, "sign",
ret = ecdsa_write_signature( &ecdsa, buf, curve_info->size,
tmp, &sig_len, myrand, NULL ) );
ecdsa_free( &ecdsa );
}
for( curve_info = ecp_curve_list();
curve_info->grp_id != POLARSSL_ECP_DP_NONE;
curve_info++ )
{
ecdsa_init( &ecdsa );
if( ecdsa_genkey( &ecdsa, curve_info->grp_id, myrand, NULL ) != 0 ||
ecdsa_write_signature( &ecdsa, buf, curve_info->size,
tmp, &sig_len, myrand, NULL ) != 0 )
{
polarssl_exit( 1 );
}
ecp_clear_precomputed( &ecdsa.grp );
polarssl_snprintf( title, sizeof( title ), "ECDSA-%s",
curve_info->name );
TIME_PUBLIC( title, "verify",
ret = ecdsa_read_signature( &ecdsa, buf, curve_info->size,
tmp, sig_len ) );
ecdsa_free( &ecdsa );
}
}
#endif
#if defined(POLARSSL_ECDH_C)
if( todo.ecdh )
{
ecdh_context ecdh;
#if defined(POLARSSL_ECP_DP_M255_ENABLED)
mpi z;
#endif
const ecp_curve_info *curve_info;
size_t olen;
for( curve_info = ecp_curve_list();
curve_info->grp_id != POLARSSL_ECP_DP_NONE;
curve_info++ )
{
ecdh_init( &ecdh );
if( ecp_use_known_dp( &ecdh.grp, curve_info->grp_id ) != 0 ||
ecdh_make_public( &ecdh, &olen, buf, sizeof( buf),
myrand, NULL ) != 0 ||
ecp_copy( &ecdh.Qp, &ecdh.Q ) != 0 )
{
polarssl_exit( 1 );
}
ecp_clear_precomputed( &ecdh.grp );
polarssl_snprintf( title, sizeof( title ), "ECDHE-%s",
curve_info->name );
TIME_PUBLIC( title, "handshake",
ret |= ecdh_make_public( &ecdh, &olen, buf, sizeof( buf),
myrand, NULL );
ret |= ecdh_calc_secret( &ecdh, &olen, buf, sizeof( buf ),
myrand, NULL ) );
ecdh_free( &ecdh );
}
/* Curve25519 needs to be handled separately */
#if defined(POLARSSL_ECP_DP_M255_ENABLED)
ecdh_init( &ecdh );
mpi_init( &z );
if( ecp_use_known_dp( &ecdh.grp, POLARSSL_ECP_DP_M255 ) != 0 ||
ecdh_gen_public( &ecdh.grp, &ecdh.d, &ecdh.Qp, myrand, NULL ) != 0 )
{
polarssl_exit( 1 );
}
TIME_PUBLIC( "ECDHE-Curve25519", "handshake",
ret |= ecdh_gen_public( &ecdh.grp, &ecdh.d, &ecdh.Q,
myrand, NULL );
ret |= ecdh_compute_shared( &ecdh.grp, &z, &ecdh.Qp, &ecdh.d,
myrand, NULL ) );
ecdh_free( &ecdh );
mpi_free( &z );
#endif
for( curve_info = ecp_curve_list();
curve_info->grp_id != POLARSSL_ECP_DP_NONE;
curve_info++ )
{
ecdh_init( &ecdh );
if( ecp_use_known_dp( &ecdh.grp, curve_info->grp_id ) != 0 ||
ecdh_make_public( &ecdh, &olen, buf, sizeof( buf),
myrand, NULL ) != 0 ||
ecp_copy( &ecdh.Qp, &ecdh.Q ) != 0 ||
ecdh_make_public( &ecdh, &olen, buf, sizeof( buf),
myrand, NULL ) != 0 )
{
polarssl_exit( 1 );
}
ecp_clear_precomputed( &ecdh.grp );
polarssl_snprintf( title, sizeof( title ), "ECDH-%s",
curve_info->name );
TIME_PUBLIC( title, "handshake",
ret |= ecdh_calc_secret( &ecdh, &olen, buf, sizeof( buf ),
myrand, NULL ) );
ecdh_free( &ecdh );
}
/* Curve25519 needs to be handled separately */
#if defined(POLARSSL_ECP_DP_M255_ENABLED)
ecdh_init( &ecdh );
mpi_init( &z );
if( ecp_use_known_dp( &ecdh.grp, POLARSSL_ECP_DP_M255 ) != 0 ||
ecdh_gen_public( &ecdh.grp, &ecdh.d, &ecdh.Qp,
myrand, NULL ) != 0 ||
ecdh_gen_public( &ecdh.grp, &ecdh.d, &ecdh.Q, myrand, NULL ) != 0 )
{
polarssl_exit( 1 );
}
TIME_PUBLIC( "ECDH-Curve25519", "handshake",
ret |= ecdh_compute_shared( &ecdh.grp, &z, &ecdh.Qp, &ecdh.d,
myrand, NULL ) );
ecdh_free( &ecdh );
mpi_free( &z );
#endif
}
#endif
polarssl_printf( "\n" );
#if defined(POLARSSL_MEMORY_BUFFER_ALLOC_C)
memory_buffer_alloc_free();
#endif
#if defined(_WIN32)
polarssl_printf( " Press Enter to exit this program.\n" );
fflush( stdout ); getchar();
#endif
return( 0 );
}
#endif /* POLARSSL_TIMING_C */
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