test_src/main-xtea-test.c

   1 /* main-xtea-test.c */
   2 /*
   3     This file is part of the AVR-Crypto-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  * XTEA test-suit
  21  *
  22 */
  23
  24 #include "config.h"
  25 #include "serial-tools.h"
  26 #include "uart.h"
  27 #include "debug.h"
  28
  29 #include "xtea.h"
  30 #include "nessie_bc_test.h"
  31 #include "performance_test.h"
  32 #include "cli.h"
  33
  34 #include <stdint.h>
  35 #include <string.h>
  36
  37 char* algo_name = "XTEA";
  38
  39 void xtea_genctx_dummy(uint8_t* key, uint16_t keysize, void* ctx){
  40         memcpy(ctx, key, (keysize+7)/8);
  41 }
  42
  43 void xtea_enc_dummy(uint8_t* buffer, void* ctx){
  44         xtea_enc((uint32_t*)buffer, (uint32_t*)buffer, ctx);
  45 }
  46
  47 void xtea_dec_dummy(uint8_t* buffer, void* ctx){
  48         xtea_dec((uint32_t*)buffer, (uint32_t*)buffer, ctx);
  49 }
  50
  51 void testrun_nessie_xtea(void){
  52         nessie_bc_ctx.blocksize_B =   8;
  53         nessie_bc_ctx.keysize_b   = 128;
  54         nessie_bc_ctx.name        = algo_name;
  55         nessie_bc_ctx.ctx_size_B  = 128/8;
  56         nessie_bc_ctx.cipher_enc  = (nessie_bc_enc_fpt)xtea_enc_dummy;
  57         nessie_bc_ctx.cipher_dec  = (nessie_bc_dec_fpt)xtea_dec_dummy;
  58         nessie_bc_ctx.cipher_genctx  = (nessie_bc_gen_fpt)xtea_genctx_dummy;
  59
  60         nessie_bc_run();
  61 }
  62
  63 void testrun_performance_xtea(void){
  64         uint64_t t;
  65         uint8_t key[16], data[8];
  66
  67         calibrateTimer();
  68         print_overhead();
  69
  70         memset(key,  0, 16);
  71         memset(data, 0,  8);
  72
  73         startTimer(1);
  74         xtea_enc(data, data, key);
  75         t = stopTimer();
  76         print_time_P(PSTR("\tencrypt time: "), t);
  77
  78         startTimer(1);
  79         xtea_dec(data, data, key);
  80         t = stopTimer();
  81         print_time_P(PSTR("\tdecrypt time: "), t);
  82
  83         uart_putstr_P(PSTR("\r\n"));
  84 }
  85
  86 /*****************************************************************************
  87  *  main                                                                                                                                         *
  88  *****************************************************************************/
  89
  90 const char nessie_str[]      PROGMEM = "nessie";
  91 const char test_str[]        PROGMEM = "test";
  92 const char performance_str[] PROGMEM = "performance";
  93 const char echo_str[]        PROGMEM = "echo";
  94
  95 cmdlist_entry_t cmdlist[] PROGMEM = {
  96         { nessie_str,      NULL, testrun_nessie_xtea},
  97         { test_str,        NULL, testrun_nessie_xtea},
  98         { performance_str, NULL, testrun_performance_xtea},
  99         { echo_str,    (void*)1, (void_fpt)echo_ctrl},
 100         { NULL,            NULL, NULL}
 101 };
 102
 103 int main (void){
 104         DEBUG_INIT();
 105         uart_putstr("\r\n");
 106         cli_rx = uart_getc;
 107         cli_tx = uart_putc;
 108         for(;;){
 109                 uart_putstr_P(PSTR("\r\n\r\nCrypto-VS ("));
 110                 uart_putstr(algo_name);
 111                 uart_putstr_P(PSTR(")\r\nloaded and running\r\n"));
 112                 cmd_interface(cmdlist);
 113         }
 114 }