src/benchmark-tls.c

   1 /*
   2  * Copyright (C) 2011-2012 Free Software Foundation, Inc.
   3  *
   4  * Author: Nikos Mavrogiannopoulos
   5  *
   6  * This file is part of GnuTLS.
   7  *
   8  * GnuTLS is free software; you can redistribute it and/or modify it
   9  * under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 3 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * GnuTLS is distributed in the hope that it will be useful, but
  14  * WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with GnuTLS; if not, write to the Free Software Foundation,
  20  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 #ifdef HAVE_CONFIG_H
  24 #include <config.h>
  25 #endif
  26
  27 #include <stdio.h>
  28 #include <stdlib.h>
  29 #include <string.h>
  30 #include <errno.h>
  31 #include <gnutls/gnutls.h>
  32 #include <gnutls/crypto.h>
  33
  34 #define fail(...) \
  35         { \
  36                 fprintf(stderr, __VA_ARGS__); \
  37                 exit(1); \
  38         }
  39
  40 #include "../tests/eagain-common.h"
  41 #include "benchmark.h"
  42
  43 const char* side = "";
  44
  45 #define PRIO_DH "NONE:+VERS-TLS1.0:+AES-128-CBC:+SHA1:+SIGN-ALL:+COMP-NULL:+DHE-RSA"
  46 #define PRIO_ECDH "NONE:+VERS-TLS1.0:+AES-128-CBC:+SHA1:+SIGN-ALL:+COMP-NULL:+ECDHE-RSA:+CURVE-SECP192R1"
  47 #define PRIO_ECDHE_ECDSA "NONE:+VERS-TLS1.0:+AES-128-CBC:+SHA1:+SIGN-ALL:+COMP-NULL:+ECDHE-ECDSA:+CURVE-SECP192R1"
  48 #define PRIO_RSA "NONE:+VERS-TLS1.0:+AES-128-CBC:+SHA1:+SIGN-ALL:+COMP-NULL:+RSA"
  49
  50 #define PRIO_AES_CBC_SHA1 "NONE:+VERS-TLS1.0:+AES-128-CBC:+SHA1:+SIGN-ALL:+COMP-NULL:+ANON-DH"
  51 #define PRIO_ARCFOUR_128_MD5 "NONE:+VERS-TLS1.0:+ARCFOUR-128:+MD5:+SIGN-ALL:+COMP-NULL:+ANON-DH"
  52 #define PRIO_AES_GCM "NONE:+VERS-TLS1.2:+AES-128-GCM:+AEAD:+SIGN-ALL:+COMP-NULL:+ANON-DH"
  53 #define PRIO_CAMELLIA_CBC_SHA1 "NONE:+VERS-TLS1.0:+CAMELLIA-128-CBC:+SHA1:+SIGN-ALL:+COMP-NULL:+ANON-DH"
  54
  55 // #define PARAMS_1024
  56
  57 #ifdef PARAMS_1024
  58
  59 static const int rsa_bits = 1024, ec_bits = 192;
  60
  61 const char *pkcs3 =
  62   "-----BEGIN DH PARAMETERS-----\n"
  63   "MIIBCwKBgQCsIrA9BK23OUVIwrC4c65YJ2t8bqoGpJpuISjO07lAbWHWa47Kf9/t\n"
  64   "F9ckO2AF6Yj1Y7xS+FSCDeoIZsp0LCq3nAP9Ls25fgHrKSMPQBJt2vd5mUdm90Wr\n"
  65   "wCK2YjogQ7YVQlovVHsnJWC6Kf0P+OQ4hrihoBCGSj9sGK3wH57m+wKBgH5xlPNR\n"
  66   "pI8E2WBNqB6y4sV3eMGRvygScbbFUFFO1ccmNJl5Y5L/O+fP0ZXtmUJVsSvlY0fp\n"
  67   "Kcl6k5WCWMY8h6iHlJ9teHmC4s2jifXtaV759kJXdqrGEjRPEku50y3ANzDLzklW\n"
  68   "8R7HcSO397vIdouaUt38FbQESnIWOIZqDtq6AgIAnw==\n"
  69   "-----END DH PARAMETERS-----\n";
  70
  71 /* RSA key of 1024 bits */
  72 static unsigned char server_cert_pem[] =
  73   "-----BEGIN CERTIFICATE-----\n"
  74   "MIICVjCCAcGgAwIBAgIERiYdMTALBgkqhkiG9w0BAQUwGTEXMBUGA1UEAxMOR251\n"
  75   "VExTIHRlc3QgQ0EwHhcNMDcwNDE4MTMyOTIxWhcNMDgwNDE3MTMyOTIxWjA3MRsw\n"
  76   "GQYDVQQKExJHbnVUTFMgdGVzdCBzZXJ2ZXIxGDAWBgNVBAMTD3Rlc3QuZ251dGxz\n"
  77   "Lm9yZzCBnDALBgkqhkiG9w0BAQEDgYwAMIGIAoGA17pcr6MM8C6pJ1aqU46o63+B\n"
  78   "dUxrmL5K6rce+EvDasTaDQC46kwTHzYWk95y78akXrJutsoKiFV1kJbtple8DDt2\n"
  79   "DZcevensf9Op7PuFZKBroEjOd35znDET/z3IrqVgbtm2jFqab7a+n2q9p/CgMyf1\n"
  80   "tx2S5Zacc1LWn9bIjrECAwEAAaOBkzCBkDAMBgNVHRMBAf8EAjAAMBoGA1UdEQQT\n"
  81   "MBGCD3Rlc3QuZ251dGxzLm9yZzATBgNVHSUEDDAKBggrBgEFBQcDATAPBgNVHQ8B\n"
  82   "Af8EBQMDB6AAMB0GA1UdDgQWBBTrx0Vu5fglyoyNgw106YbU3VW0dTAfBgNVHSME\n"
  83   "GDAWgBTpPBz7rZJu5gakViyi4cBTJ8jylTALBgkqhkiG9w0BAQUDgYEAaFEPTt+7\n"
  84   "bzvBuOf7+QmeQcn29kT6Bsyh1RHJXf8KTk5QRfwp6ogbp94JQWcNQ/S7YDFHglD1\n"
  85   "AwUNBRXwd3riUsMnsxgeSDxYBfJYbDLeohNBsqaPDJb7XailWbMQKfAbFQ8cnOxg\n"
  86   "rOKLUQRWJ0K3HyXRMhbqjdLIaQiCvQLuizo=\n" "-----END CERTIFICATE-----\n";
  87 static unsigned char server_key_pem[] =
  88   "-----BEGIN RSA PRIVATE KEY-----\n"
  89   "MIICXAIBAAKBgQDXulyvowzwLqknVqpTjqjrf4F1TGuYvkrqtx74S8NqxNoNALjq\n"
  90   "TBMfNhaT3nLvxqResm62ygqIVXWQlu2mV7wMO3YNlx696ex/06ns+4VkoGugSM53\n"
  91   "fnOcMRP/PciupWBu2baMWppvtr6far2n8KAzJ/W3HZLllpxzUtaf1siOsQIDAQAB\n"
  92   "AoGAYAFyKkAYC/PYF8e7+X+tsVCHXppp8AoP8TEZuUqOZz/AArVlle/ROrypg5kl\n"
  93   "8YunrvUdzH9R/KZ7saNZlAPLjZyFG9beL/am6Ai7q7Ma5HMqjGU8kTEGwD7K+lbG\n"
  94   "iomokKMOl+kkbY/2sI5Czmbm+/PqLXOjtVc5RAsdbgvtmvkCQQDdV5QuU8jap8Hs\n"
  95   "Eodv/tLJ2z4+SKCV2k/7FXSKWe0vlrq0cl2qZfoTUYRnKRBcWxc9o92DxK44wgPi\n"
  96   "oMQS+O7fAkEA+YG+K9e60sj1K4NYbMPAbYILbZxORDecvP8lcphvwkOVUqbmxOGh\n"
  97   "XRmTZUuhBrJhJKKf6u7gf3KWlPl6ShKEbwJASC118cF6nurTjuLf7YKARDjNTEws\n"
  98   "qZEeQbdWYINAmCMj0RH2P0mvybrsXSOD5UoDAyO7aWuqkHGcCLv6FGG+qwJAOVqq\n"
  99   "tXdUucl6GjOKKw5geIvRRrQMhb/m5scb+5iw8A4LEEHPgGiBaF5NtJZLALgWfo5n\n"
 100   "hmC8+G8F0F78znQtPwJBANexu+Tg5KfOnzSILJMo3oXiXhf5PqXIDmbN0BKyCKAQ\n"
 101   "LfkcEcUbVfmDaHpvzwY9VEaoMOKVLitETXdNSxVpvWM=\n"
 102   "-----END RSA PRIVATE KEY-----\n";
 103
 104 #else
 105
 106 static const int rsa_bits = 1840, ec_bits = 192;
 107
 108 /* DH of 1840 bits that is pretty close equivalent to 192 bits of ECDH.
 109  */
 110 const char *pkcs3 =
 111   "-----BEGIN DH PARAMETERS-----\n"
 112   "MIIB1gKB5kX/Dun+gVTZ1WXWxpS5efQUQY8XNGxi2V0IYHSqKMkrt8UGruv4Gqop\n"
 113   "vAoG/+llD/t84cIdUxNwHtLd5y/ae7lFOKFNhP+glvK/GsCfTcACRy9OFKphWi6E\n"
 114   "NDMyWV0miiZgIc/LrXgC4RcDMlmxRR3UW/+eVu1ti6PLMLYSooMwn60K6CWmgaM6\n"
 115   "VZaiD++gQtsgJdJv2+eNiVotodBPItJ5KcaPNVEdP1D8MzljO98UIOBR3YnalIAW\n"
 116   "oyTjWMcX5oxwIR4eSywPeUQokMFFAKxZfo6/IUv05sQ9semagqAilg52Q5CfAoHm\n"
 117   "RL1euKirrpaXqUtrV8r0l962oVFlLD92ReJOcjHFni8FY26qZ4IZba1lLP2Q4DTX\n"
 118   "ovR7HPMaa6Ss6EdR2hba8Q1LAiCCUFH5jiKjMU8bSM2Zi23GOdoHqYpHMbcSKkpX\n"
 119   "IQpbHHNap53/VxcPj4PK9SbQLt0KWe/253l8Ib5zivb6jKSOY/KzwoXO+MiPae01\n"
 120   "BdQhrMtsdntRWo5jChSBUidGP7orra3gPBOXhWdNeeTTshc0AZdSWP3NicokW/q7\n"
 121   "jHBuaadmhVv3yd6BvFkSePhVWcSKXXG27K9d3RNsXmaBasNYIhsCAgDf\n"
 122   "-----END DH PARAMETERS-----\n";
 123
 124 static unsigned char server_cert_pem[] =
 125   "-----BEGIN CERTIFICATE-----\n"
 126   "MIIC3TCCAeCgAwIBAgIETwIyNzANBgkqhkiG9w0BAQsFADAhMQswCQYDVQQGEwJH\n"
 127   "UjESMBAGA1UEAxMJbG9jYWxob3N0MB4XDTEyMDEwMjIyMzk1MloXDTE3MDYwNjIy\n"
 128   "Mzk1NlowITELMAkGA1UEBhMCR1IxEjAQBgNVBAMTCWxvY2FsaG9zdDCCAQUwDQYJ\n"
 129   "KoZIhvcNAQEBBQADgfMAMIHvAoHnAMnMTaYe76aNxyhPDDZ1YWuj8SQh9PC7PRDD\n"
 130   "8qL+G8se+DwiJOL3fjRCXi2R1zt6gUrJmycmW+1xc9GdVST6oO09ZG6NQ8CRvU+K\n"
 131   "EcaDRQojUFM9QLmkDO1MyEZDMuXBpM+9TFkyDWgrsgYgcNU+Y9FN9Y45OT780+kl\n"
 132   "DjZItjl1jnD3tfWaYORQE//Xy4i2HrxTgikP26PB+3ynI+SDj7Sdt4oasgUo1Fpd\n"
 133   "OWDQ0hYQ6sn51mOYUnhYZax5y4lI6Cm4KOQc1NMn3iaX5+nS5YGcFhS/Usb8KsX1\n"
 134   "fHGsvePSyS/oxTMlAgMBAAGjVTBTMAwGA1UdEwEB/wQCMAAwEwYDVR0lBAwwCgYI\n"
 135   "KwYBBQUHAwEwDwYDVR0PAQH/BAUDAwegADAdBgNVHQ4EFgQUgQI1pnj7olEUcUu3\n"
 136   "SVCbJwYyuF4wDQYJKoZIhvcNAQELBQADgecAs2veVEtkSIlj2nEy1NI/lr0Wf51K\n"
 137   "0E2/oAeZJGoGo4wK5HUDfW2HlO+UVTkPei2Zk5Kjl/hpd9zG4BhTurL5mncPntXx\n"
 138   "Q6F3FMklBld4AYKeq5SSl+GG/PoEDzEJjazABCWgLa/U3EYjuwSXZj9RMibB6NQX\n"
 139   "bKCaj4cjRZSa1UmdLl2KTgRfG1ZDU4EBObagkdaOGD0XJ8EEZaBRktMtT8byxM8A\n"
 140   "m2pRMdwPvbxENmMhLXcIPQTaPaEYZyq9LA8Pee5wJosN66l8JVlsz2XEcH35DcG0\n"
 141   "bSUX8CSDmUPyHRyzVNeEcHc=\n"
 142   "-----END CERTIFICATE-----\n";
 143
 144 static unsigned char server_key_pem[] =
 145   "-----BEGIN RSA PRIVATE KEY-----\n"
 146   "MIIEKQIBAAKB5wDJzE2mHu+mjccoTww2dWFro/EkIfTwuz0Qw/Ki/hvLHvg8IiTi\n"
 147   "9340Ql4tkdc7eoFKyZsnJlvtcXPRnVUk+qDtPWRujUPAkb1PihHGg0UKI1BTPUC5\n"
 148   "pAztTMhGQzLlwaTPvUxZMg1oK7IGIHDVPmPRTfWOOTk+/NPpJQ42SLY5dY5w97X1\n"
 149   "mmDkUBP/18uIth68U4IpD9ujwft8pyPkg4+0nbeKGrIFKNRaXTlg0NIWEOrJ+dZj\n"
 150   "mFJ4WGWsecuJSOgpuCjkHNTTJ94ml+fp0uWBnBYUv1LG/CrF9XxxrL3j0skv6MUz\n"
 151   "JQIDAQABAoHnALSPqarKY4STt2/JyxOvU8wMlOfPumrsHmex7JkK5bOJsnOb2YV8\n"
 152   "DeCUwc/kfsEpjCZu3fTZzcdXjFoyfMzptLSSChshK05TGSDiWaVWL6AymNziIdf5\n"
 153   "gdeSrGCyIAiUi/OVXYsxze03q8LvpAYqHQZayysto69IOe6P5Qt17xYPgsRIA6k9\n"
 154   "LAgBIjCN2ukgR/fWERGSn2jC/aBlO3jwmG80LsdPNaQ6+esQcwjwMjFajkf5A1XE\n"
 155   "OiYlIdmUS2liuWnUQK+D76WSUTrlwKKjxQiB0A9wugCN43BWHfV/Kf6ohIM1kIAB\n"
 156   "AnQA/g8rrF0cTe6ZsiZU0m7nyIQkmATENlLhu37DtcsdqTAwV3+UqzLIh46sHiRa\n"
 157   "D3SKlhhNs6iTqw/Wv02ZHy+//pxCmWWNAxhhwPCM6/OO6i5oEYU4uH+llEcu5Flh\n"
 158   "udFt7fMy/tzpwPsZRFpXaO1wScU2AQJ0AMtW7rsVrdqZqOdVGNI7vRsLC1SM26j4\n"
 159   "2bouNvKPuaLOsLBSlFopSpFRDgOxe+OOqk9Reg6RzO/q+496bEOqixofCE5Gfc/I\n"
 160   "pwlwwRGTP7sA0w6Y+Vo+qiATht/YaruscXL3AdQ3BulaqunAzsKN0Iz2ZSUCdACu\n"
 161   "bTX74fVj4BPvxvdnfrNt7KO/J06bSW4nr1GpB6n2ldoqyLIGlBgvUZoEG8slX0si\n"
 162   "387BMVUpFffHYfxl9/+mTBxBewJEhMHgmIb4HEEbsP7MQJ3/tcu1sOWV63P4Aryp\n"
 163   "qNZzOrLWRs9DKY9nv9TfISIBAnMFNzCeadrwvXpAnMUrN08Nb4YV4BsORXvIM8FD\n"
 164   "DX60d1q+2w9lFKQOACc83wOPfaxOpodb8k9wY/WZ44j9X1V8EQm0gEhf2QS30EWT\n"
 165   "ftRmponDWRckQnE4q2eNPE7Yi37JdR594/9wYtv5bPGgueR8iSFlAnQAjinshgPe\n"
 166   "kfAYhgSBbyJJvmCCp3jSra5JzoBnmMy2JyEJT+trCs9pmaP79GP/6BjPXHImnN0w\n"
 167   "PsTvmNPD3U2BqsGRuu6OGg9VRP/LDLpPGmV7j8nTraVJCkc4w/n/gazAbPydZZbz\n"
 168   "qRP/3et96JUHZnmn6g==\n"
 169   "-----END RSA PRIVATE KEY-----\n";
 170 #endif
 171
 172 static unsigned char server_ecc_key_pem[] =
 173   "-----BEGIN EC PRIVATE KEY-----\n"
 174   "MGACAQEEGQCovzs4UsfRncfJXO3WOZUe/Zf+usKzEcWgCgYIKoZIzj0DAQGhNAMy\n"
 175   "AAREwuCcUHKNWyetsymkAaqA0GCgksI2AjewpOWsraGrfea3GPw1uuyOQRMR7kka\n"
 176   "v6s=\n"
 177   "-----END EC PRIVATE KEY-----\n";
 178
 179 static unsigned char server_ecc_cert_pem[] =
 180   "-----BEGIN CERTIFICATE-----\n"
 181   "MIIBYDCCARWgAwIBAgIETuILrDAKBggqhkjOPQQDAjAcMQswCQYDVQQGEwJCRTEN\n"
 182   "MAsGA1UEChMEVGVzdDAeFw0xMTEyMDkxMzIyNTJaFw0xNzA4MTExMzIyNTlaMBwx\n"
 183   "CzAJBgNVBAYTAkJFMQ0wCwYDVQQKEwRUZXN0MEkwEwYHKoZIzj0CAQYIKoZIzj0D\n"
 184   "AQEDMgAERMLgnFByjVsnrbMppAGqgNBgoJLCNgI3sKTlrK2hq33mtxj8NbrsjkET\n"
 185   "Ee5JGr+ro1UwUzAMBgNVHRMBAf8EAjAAMBMGA1UdJQQMMAoGCCsGAQUFBwMBMA8G\n"
 186   "A1UdDwEB/wQFAwMHgAAwHQYDVR0OBBYEFKeR27mtYWFaH43U2zEvjd28Zf+CMAoG\n"
 187   "CCqGSM49BAMCAzkAMDYCGQD7WWWiFV+ddI7tIyMFepKFA1dX4nlc/+ICGQCCPdHc\n"
 188   "gMyHv2XyfOGHLhq0HmDTOOiwfC4=\n"
 189   "-----END CERTIFICATE-----\n";
 190
 191 const gnutls_datum_t server_cert = { server_cert_pem,
 192   sizeof (server_cert_pem)
 193 };
 194
 195 const gnutls_datum_t server_key = { server_key_pem,
 196   sizeof (server_key_pem)
 197 };
 198
 199 const gnutls_datum_t server_ecc_cert = { server_ecc_cert_pem,
 200   sizeof (server_ecc_cert_pem)
 201 };
 202
 203 const gnutls_datum_t server_ecc_key = { server_ecc_key_pem,
 204   sizeof (server_ecc_key_pem)
 205 };
 206
 207 char buffer[64 * 1024];
 208
 209 static void tls_log_func(int level, const char *str)
 210 {
 211     fprintf(stderr, "%s|<%d>| %s", side, level, str);
 212 }
 213
 214 static void test_ciphersuite(const char *cipher_prio, int size)
 215 {
 216     /* Server stuff. */
 217     gnutls_anon_server_credentials_t s_anoncred;
 218     const gnutls_datum_t p3 = { (void*) pkcs3, strlen(pkcs3) };
 219     static gnutls_dh_params_t dh_params;
 220     gnutls_session_t server;
 221     int sret, cret;
 222     const char *str;
 223     /* Client stuff. */
 224     gnutls_anon_client_credentials_t c_anoncred;
 225     gnutls_session_t client;
 226     /* Need to enable anonymous KX specifically. */
 227     int ret;
 228     struct benchmark_st st;
 229
 230     /* Init server */
 231     gnutls_anon_allocate_server_credentials(&s_anoncred);
 232     gnutls_dh_params_init(&dh_params);
 233     gnutls_dh_params_import_pkcs3(dh_params, &p3, GNUTLS_X509_FMT_PEM);
 234     gnutls_anon_set_server_dh_params(s_anoncred, dh_params);
 235     gnutls_init(&server, GNUTLS_SERVER);
 236     ret = gnutls_priority_set_direct(server, cipher_prio, &str);
 237     if (ret < 0) {
 238         fprintf(stderr, "Error in %s\n", str);
 239         exit(1);
 240     }
 241     gnutls_credentials_set(server, GNUTLS_CRD_ANON, s_anoncred);
 242     gnutls_dh_set_prime_bits(server, 1024);
 243     gnutls_transport_set_push_function(server, server_push);
 244     gnutls_transport_set_pull_function(server, server_pull);
 245     gnutls_transport_set_ptr(server, (gnutls_transport_ptr_t) server);
 246     reset_buffers();
 247
 248     /* Init client */
 249     gnutls_anon_allocate_client_credentials(&c_anoncred);
 250     gnutls_init(&client, GNUTLS_CLIENT);
 251
 252     ret = gnutls_priority_set_direct(client, cipher_prio, &str);
 253     if (ret < 0) {
 254         fprintf(stderr, "Error in %s\n", str);
 255         exit(1);
 256     }
 257     gnutls_credentials_set(client, GNUTLS_CRD_ANON, c_anoncred);
 258     gnutls_transport_set_push_function(client, client_push);
 259     gnutls_transport_set_pull_function(client, client_pull);
 260     gnutls_transport_set_ptr(client, (gnutls_transport_ptr_t) client);
 261
 262     HANDSHAKE(client, server);
 263
 264     fprintf(stdout, "Testing %s with %d packet size: ",
 265             gnutls_cipher_suite_get_name(gnutls_kx_get(server),
 266                                          gnutls_cipher_get(server),
 267                                          gnutls_mac_get(server)), size);
 268     fflush(stdout);
 269
 270     gnutls_rnd(GNUTLS_RND_NONCE, buffer, sizeof(buffer));
 271
 272     start_benchmark(&st);
 273
 274     do {
 275         do {
 276             ret = gnutls_record_send(client, buffer, size);
 277         }
 278         while (ret == GNUTLS_E_AGAIN);
 279
 280         if (ret < 0) {
 281             fprintf(stderr, "Failed sending to server\n");
 282             exit(1);
 283         }
 284
 285         do {
 286             ret = gnutls_record_recv(server, buffer, sizeof(buffer));
 287         }
 288         while (ret == GNUTLS_E_AGAIN);
 289
 290         if (ret < 0) {
 291             fprintf(stderr, "Failed receiving from client\n");
 292             exit(1);
 293         }
 294
 295         st.size += size;
 296     }
 297     while (benchmark_must_finish == 0);
 298
 299     stop_benchmark(&st, NULL);
 300
 301     gnutls_bye(client, GNUTLS_SHUT_WR);
 302     gnutls_bye(server, GNUTLS_SHUT_WR);
 303
 304     gnutls_deinit(client);
 305     gnutls_deinit(server);
 306
 307     gnutls_anon_free_client_credentials(c_anoncred);
 308     gnutls_anon_free_server_credentials(s_anoncred);
 309
 310     gnutls_dh_params_deinit(dh_params);
 311
 312 }
 313
 314 static void test_ciphersuite_kx(const char *cipher_prio)
 315 {
 316     /* Server stuff. */
 317     gnutls_anon_server_credentials_t s_anoncred;
 318     const gnutls_datum_t p3 = { (void*) pkcs3, strlen(pkcs3) };
 319     static gnutls_dh_params_t dh_params;
 320     gnutls_session_t server;
 321     int sret, cret;
 322     const char *str;
 323     const char *suite = NULL;
 324     /* Client stuff. */
 325     gnutls_anon_client_credentials_t c_anoncred;
 326     gnutls_certificate_credentials_t c_certcred, s_certcred;
 327     gnutls_session_t client;
 328     /* Need to enable anonymous KX specifically. */
 329     int ret;
 330     struct benchmark_st st;
 331
 332     /* Init server */
 333     gnutls_certificate_allocate_credentials(&s_certcred);
 334     gnutls_anon_allocate_server_credentials(&s_anoncred);
 335     gnutls_dh_params_init(&dh_params);
 336     if ((ret=gnutls_dh_params_import_pkcs3(dh_params, &p3, GNUTLS_X509_FMT_PEM)) < 0) {
 337       fprintf(stderr, "Error importing the PKCS #3 params: %s\n", gnutls_strerror(ret));
 338       exit(1);
 339     }
 340     gnutls_anon_set_server_dh_params(s_anoncred, dh_params);
 341     gnutls_certificate_set_dh_params(s_certcred, dh_params);
 342
 343     gnutls_certificate_set_x509_key_mem (s_certcred, &server_cert, &server_key,
 344                                          GNUTLS_X509_FMT_PEM);
 345     gnutls_certificate_set_x509_key_mem (s_certcred, &server_ecc_cert, &server_ecc_key,
 346                                          GNUTLS_X509_FMT_PEM);
 347
 348     start_benchmark(&st);
 349
 350     do {
 351         gnutls_init(&server, GNUTLS_SERVER);
 352         ret = gnutls_priority_set_direct(server, cipher_prio, &str);
 353         if (ret < 0) {
 354             fprintf(stderr, "Error in %s\n", str);
 355             exit(1);
 356         }
 357         gnutls_credentials_set(server, GNUTLS_CRD_ANON, s_anoncred);
 358         gnutls_credentials_set(server, GNUTLS_CRD_CERTIFICATE, s_certcred);
 359         gnutls_transport_set_push_function(server, server_push);
 360         gnutls_transport_set_pull_function(server, server_pull);
 361         gnutls_transport_set_ptr(server, (gnutls_transport_ptr_t) server);
 362         reset_buffers();
 363
 364         /* Init client */
 365         gnutls_anon_allocate_client_credentials(&c_anoncred);
 366         gnutls_certificate_allocate_credentials(&c_certcred);
 367
 368         gnutls_init(&client, GNUTLS_CLIENT);
 369
 370         ret = gnutls_priority_set_direct(client, cipher_prio, &str);
 371         if (ret < 0) {
 372             fprintf(stderr, "Error in %s\n", str);
 373             exit(1);
 374         }
 375         gnutls_credentials_set(client, GNUTLS_CRD_ANON, c_anoncred);
 376         gnutls_credentials_set(client, GNUTLS_CRD_CERTIFICATE, c_certcred);
 377
 378         gnutls_transport_set_push_function(client, client_push);
 379         gnutls_transport_set_pull_function(client, client_pull);
 380         gnutls_transport_set_ptr(client, (gnutls_transport_ptr_t) client);
 381
 382         HANDSHAKE(client, server);
 383
 384         if (suite == NULL)
 385             suite = gnutls_cipher_suite_get_name(gnutls_kx_get(server),
 386                                                  gnutls_cipher_get(server),
 387                                                  gnutls_mac_get(server));
 388
 389         gnutls_deinit(client);
 390         gnutls_deinit(server);
 391
 392         st.size += 1;
 393     }
 394     while (benchmark_must_finish == 0);
 395
 396     fprintf(stdout, "Tested %s: ", suite);
 397     stop_benchmark(&st, "transactions");
 398
 399     gnutls_anon_free_client_credentials(c_anoncred);
 400     gnutls_anon_free_server_credentials(s_anoncred);
 401
 402     gnutls_dh_params_deinit(dh_params);
 403
 404 }
 405
 406 void benchmark_tls(int debug_level)
 407 {
 408     gnutls_global_set_log_function(tls_log_func);
 409     gnutls_global_set_log_level(debug_level);
 410     gnutls_global_init();
 411
 412     printf("Testing throughput in cipher/MAC combinations:\n");
 413
 414     test_ciphersuite(PRIO_ARCFOUR_128_MD5, 1024);
 415     test_ciphersuite(PRIO_ARCFOUR_128_MD5, 4096);
 416     test_ciphersuite(PRIO_ARCFOUR_128_MD5, 8 * 1024);
 417     test_ciphersuite(PRIO_ARCFOUR_128_MD5, 15 * 1024);
 418
 419     test_ciphersuite(PRIO_AES_GCM, 1024);
 420     test_ciphersuite(PRIO_AES_GCM, 4096);
 421     test_ciphersuite(PRIO_AES_GCM, 8 * 1024);
 422     test_ciphersuite(PRIO_AES_GCM, 15 * 1024);
 423
 424     test_ciphersuite(PRIO_AES_CBC_SHA1, 1024);
 425     test_ciphersuite(PRIO_AES_CBC_SHA1, 4096);
 426     test_ciphersuite(PRIO_AES_CBC_SHA1, 8 * 1024);
 427     test_ciphersuite(PRIO_AES_CBC_SHA1, 15 * 1024);
 428
 429     test_ciphersuite(PRIO_CAMELLIA_CBC_SHA1, 1024);
 430     test_ciphersuite(PRIO_CAMELLIA_CBC_SHA1, 4096);
 431     test_ciphersuite(PRIO_CAMELLIA_CBC_SHA1, 8 * 1024);
 432     test_ciphersuite(PRIO_CAMELLIA_CBC_SHA1, 15 * 1024);
 433
 434     printf("\nTesting key exchanges (RSA/DH bits: %d, EC bits: %d):\n", rsa_bits, ec_bits);
 435     test_ciphersuite_kx(PRIO_DH);
 436     test_ciphersuite_kx(PRIO_ECDH);
 437     test_ciphersuite_kx(PRIO_ECDHE_ECDSA);
 438     test_ciphersuite_kx(PRIO_RSA);
 439
 440     gnutls_global_deinit();
 441
 442 }