main-trivium-test.c

   1 /* main-trivium-test.c */
   2 /*
   3     This file is part of the Crypto-avr-lib/microcrypt-lib.
   4     Copyright (C) 2008  Daniel Otte (daniel.otte@rub.de)
   5
   6     This program is free software: you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation, either version 3 of the License, or
   9     (at your option) any later version.
  10
  11     This program is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18 */
  19 /*
  20  * Mickey128 test-suit
  21  *
  22 */
  23
  24 #include "config.h"
  25 #include "serial-tools.h"
  26 #include "uart.h"
  27 #include "debug.h"
  28 #include "cli.h"
  29
  30 #include "trivium.h"
  31 #include "nessie_stream_test.h"
  32 #include "performance_test.h"
  33
  34 #include <stdlib.h>
  35 #include <stdint.h>
  36 #include <string.h>
  37
  38 char* cipher_name = "Trivium";
  39
  40 /*****************************************************************************
  41  *  additional validation-functions                                                                                      *
  42  *****************************************************************************/
  43 void trivium_genctx_dummy(uint8_t* key, uint16_t keysize_b, void* ctx){
  44         uint32_t iv=0;
  45         trivium_init(key, 80, &iv, 32, ctx);
  46 }
  47
  48 uint8_t trivium_getbyte_dummy(trivium_ctx_t* ctx){
  49         uint8_t i,ret=0;
  50         for(i=0; i<8; ++i){
  51                 ret<<=1;
  52                 ret |= trivium_enc(ctx);
  53         }
  54         return ret;
  55 }
  56
  57 void testrun_nessie_trivium(void){
  58         nessie_stream_ctx.outsize_b =   8; /* actually unused */
  59         nessie_stream_ctx.keysize_b =  80; /* this is the one we have refrence vectors for */
  60         nessie_stream_ctx.ivsize_b  =  32;
  61         nessie_stream_ctx.name = cipher_name;
  62         nessie_stream_ctx.ctx_size_B = sizeof(trivium_ctx_t);
  63         nessie_stream_ctx.cipher_genctx = (nessie_stream_genctx_fpt)trivium_genctx_dummy;
  64         nessie_stream_ctx.cipher_enc = (nessie_stream_genenc_fpt)trivium_getbyte_dummy;
  65
  66         nessie_stream_run();
  67 }
  68
  69 void testrun_performance_trivium(void){
  70         uint16_t i,c;
  71         uint64_t t;
  72         char str[16];
  73         uint8_t key[10], iv[10];
  74         trivium_ctx_t ctx;
  75
  76         calibrateTimer();
  77         getOverhead(&c, &i);
  78         uart_putstr_P(PSTR("\r\n\r\n=== benchmark ==="));
  79         utoa(c, str, 10);
  80         uart_putstr_P(PSTR("\r\n\tconst overhead:     "));
  81         uart_putstr(str);
  82         utoa(i, str, 10);
  83         uart_putstr_P(PSTR("\r\n\tinterrupt overhead: "));
  84         uart_putstr(str);
  85
  86         memset(key,  0, 10);
  87         memset(iv,  0, 10);
  88
  89         startTimer(1);
  90         trivium_init(key, 80, iv, 80, &ctx);
  91         t = stopTimer();
  92         uart_putstr_P(PSTR("\r\n\tctx-gen time: "));
  93         ultoa((unsigned long)t, str, 10);
  94         uart_putstr(str);
  95
  96         startTimer(1);
  97         trivium_enc(&ctx);
  98         t = stopTimer();
  99         uart_putstr_P(PSTR("\r\n\tencrypt time: "));
 100         ultoa((unsigned long)t, str, 10);
 101         uart_putstr(str);
 102
 103         uart_putstr_P(PSTR("\r\n"));
 104 }
 105
 106 /*****************************************************************************
 107  *  main                                                                                                                                         *
 108  *****************************************************************************/
 109
 110 int main (void){
 111         char  str[20];
 112         DEBUG_INIT();
 113         uart_putstr("\r\n");
 114
 115         uart_putstr_P(PSTR("\r\n\r\nCrypto-VS ("));
 116         uart_putstr(cipher_name);
 117         uart_putstr_P(PSTR(")\r\nloaded and running\r\n"));
 118
 119         PGM_P    u   = PSTR("nessie\0test\0performance\0");
 120         void_fpt v[] = {testrun_nessie_trivium, testrun_nessie_trivium, testrun_performance_trivium};
 121
 122         while(1){
 123                 if (!getnextwordn(str,20)){DEBUG_S("DBG: W1\r\n"); goto error;}
 124                 if(execcommand_d0_P(str, u, v)<0){
 125                         uart_putstr_P(PSTR("\r\nunknown command\r\n"));
 126                 }
 127                 continue;
 128         error:
 129                 uart_putstr("ERROR\r\n");
 130         }
 131 }