main-rc6-test.c

   1 /*
   2  * rc5 test-suit
   3  *
   4 */
   5
   6 #include "config.h"
   7 #include "serial-tools.h"
   8 #include "uart.h"
   9 #include "debug.h"
  10
  11 #include "rc6.h"
  12 #include "nessie_bc_test.h"
  13 #include "cli.h"
  14 #include "performance_test.h"
  15
  16 #include <stdint.h>
  17 #include <string.h>
  18 #include <stdlib.h>
  19
  20 #define RC6_ROUNDS 20
  21 char* cipher_name = "RC6-32/20/16";
  22
  23 /*****************************************************************************
  24  *  additional validation-functions                                                                                      *
  25  *****************************************************************************/
  26 void rc6_genctx_dummy(uint8_t* key, uint16_t keysize_b, void* ctx){
  27         rc6_initl(key, keysize_b, RC6_ROUNDS, ctx);
  28 }
  29
  30 void testrun_nessie_rc6(void){
  31         nessie_bc_init();
  32         nessie_bc_ctx.blocksize_B =  16;
  33         nessie_bc_ctx.keysize_b   = 128;
  34         nessie_bc_ctx.name        = cipher_name;
  35         nessie_bc_ctx.ctx_size_B  = sizeof(rc6_ctx_t);
  36         nessie_bc_ctx.cipher_enc  = (nessie_bc_enc_fpt)rc6_enc;
  37         nessie_bc_ctx.cipher_dec  = (nessie_bc_dec_fpt)rc6_dec;
  38         nessie_bc_ctx.cipher_free = (nessie_bc_free_fpt)rc6_free;
  39         nessie_bc_ctx.cipher_genctx  = (nessie_bc_gen_fpt)rc6_init;
  40
  41         nessie_bc_run();
  42
  43         nessie_bc_ctx.keysize_b   = 192;
  44         nessie_bc_run();
  45
  46         nessie_bc_ctx.keysize_b   = 256;
  47         nessie_bc_run();
  48
  49 }
  50
  51
  52 void testrun_performance_rc6(void){
  53         uint16_t i,c;
  54         uint64_t t;
  55         char str[16];
  56         uint8_t key[16], data[16];
  57         rc6_ctx_t ctx;
  58
  59         calibrateTimer();
  60         getOverhead(&c, &i);
  61         uart_putstr_P(PSTR("\r\n\r\n=== benchmark ==="));
  62         utoa(c, str, 10);
  63         uart_putstr_P(PSTR("\r\n\tconst overhead:     "));
  64         uart_putstr(str);
  65         utoa(i, str, 10);
  66         uart_putstr_P(PSTR("\r\n\tinterrupt overhead: "));
  67         uart_putstr(str);
  68
  69         memset(key,  0, 16);
  70         memset(data, 0, 16);
  71
  72         startTimer(1);
  73         rc6_init(key, 128, &ctx);
  74         t = stopTimer();
  75         uart_putstr_P(PSTR("\r\n\tctx-gen time: "));
  76         ultoa((unsigned long)t, str, 10);
  77         uart_putstr(str);
  78
  79         startTimer(1);
  80         rc6_enc(data, &ctx);
  81         t = stopTimer();
  82         uart_putstr_P(PSTR("\r\n\tencrypt time: "));
  83         ultoa((unsigned long)t, str, 10);
  84         uart_putstr(str);
  85
  86         startTimer(1);
  87         rc6_dec(data, &ctx);
  88         t = stopTimer();
  89         uart_putstr_P(PSTR("\r\n\tdecrypt time: "));
  90         ultoa((unsigned long)t, str, 10);
  91         uart_putstr(str);
  92
  93         startTimer(1);
  94         rc6_free(&ctx);
  95         t = stopTimer();
  96         uart_putstr_P(PSTR("\r\n\tfree time: "));
  97         ultoa((unsigned long)t, str, 10);
  98         uart_putstr(str);
  99         uart_putstr_P(PSTR("\r\n"));
 100 }
 101 /*****************************************************************************
 102  *  main                                                                                                                                         *
 103  *****************************************************************************/
 104
 105 int main (void){
 106         char  str[20];
 107         DEBUG_INIT();
 108         uart_putstr("\r\n");
 109
 110         uart_putstr_P(PSTR("\r\n\r\nCrypto-VS ("));
 111         uart_putstr(cipher_name);
 112         uart_putstr_P(PSTR(")\r\nloaded and running\r\n"));
 113
 114         PGM_P    u   = PSTR("nessie\0test\0performance\0");
 115         void_fpt v[] = {testrun_nessie_rc6, testrun_nessie_rc6, testrun_performance_rc6};
 116
 117         while(1){
 118                 if (!getnextwordn(str,20)){DEBUG_S("DBG: W1\r\n"); goto error;}
 119                 if(execcommand_d0_P(str, u, v)<0){
 120                         uart_putstr_P(PSTR("\r\nunknown command\r\n"));
 121                 }
 122                 continue;
 123         error:
 124                 uart_putstr("ERROR\r\n");
 125         }
 126
 127 }
 128