avr-crypto-lib/main-rc5-test.c

124 lines
2.9 KiB
C

/*
* rc5 test-suit
*
*/
#include "config.h"
#include "serial-tools.h"
#include "uart.h"
#include "debug.h"
#include "rc5.h"
#include "nessie_bc_test.h"
#include "cli.h"
#include "performance_test.h"
#include <stdint.h>
#include <string.h>
#include <stdlib.h>
#define RC5_ROUNDS 12
char* cipher_name = "RC5-32/12/16";
/*****************************************************************************
* additional validation-functions *
*****************************************************************************/
void rc5_genctx_dummy(uint8_t* key, uint16_t keysize_b, void* ctx){
rc5_init(key, keysize_b, RC5_ROUNDS, ctx);
}
void testrun_nessie_rc5(void){
nessie_bc_init();
nessie_bc_ctx.blocksize_B = 8;
nessie_bc_ctx.keysize_b = 128;
nessie_bc_ctx.name = cipher_name;
nessie_bc_ctx.ctx_size_B = sizeof(rc5_ctx_t);
nessie_bc_ctx.cipher_enc = (nessie_bc_enc_fpt)rc5_enc;
nessie_bc_ctx.cipher_dec = (nessie_bc_dec_fpt)rc5_dec;
nessie_bc_ctx.cipher_free = (nessie_bc_free_fpt)rc5_free;
nessie_bc_ctx.cipher_genctx = (nessie_bc_gen_fpt)rc5_genctx_dummy;
nessie_bc_run();
}
void testrun_performance_rc5(void){
uint16_t i,c;
uint64_t t;
char str[16];
uint8_t key[16], data[16];
rc5_ctx_t ctx;
calibrateTimer();
getOverhead(&c, &i);
uart_putstr_P(PSTR("\r\n\r\n=== benchmark ==="));
utoa(c, str, 10);
uart_putstr_P(PSTR("\r\n\tconst overhead: "));
uart_putstr(str);
utoa(i, str, 10);
uart_putstr_P(PSTR("\r\n\tinterrupt overhead: "));
uart_putstr(str);
memset(key, 0, 16);
memset(data, 0, 16);
startTimer(1);
rc5_init(key, 128, RC5_ROUNDS, &ctx);
t = stopTimer();
uart_putstr_P(PSTR("\r\n\tctx-gen time: "));
ultoa((unsigned long)t, str, 10);
uart_putstr(str);
startTimer(1);
rc5_enc(data, &ctx);
t = stopTimer();
uart_putstr_P(PSTR("\r\n\tencrypt time: "));
ultoa((unsigned long)t, str, 10);
uart_putstr(str);
startTimer(1);
rc5_dec(data, &ctx);
t = stopTimer();
uart_putstr_P(PSTR("\r\n\tdecrypt time: "));
ultoa((unsigned long)t, str, 10);
uart_putstr(str);
startTimer(1);
rc5_free(&ctx);
t = stopTimer();
uart_putstr_P(PSTR("\r\n\tfree time: "));
ultoa((unsigned long)t, str, 10);
uart_putstr(str);
uart_putstr_P(PSTR("\r\n"));
}
/*****************************************************************************
* main *
*****************************************************************************/
typedef void(*void_fpt)(void);
int main (void){
char str[20];
DEBUG_INIT();
uart_putstr("\r\n");
uart_putstr_P(PSTR("\r\n\r\nCrypto-VS ("));
uart_putstr(cipher_name);
uart_putstr_P(PSTR(")\r\nloaded and running\r\n"));
PGM_P u = PSTR("nessie\0test\0performance\0");
void_fpt v[] = {testrun_nessie_rc5, testrun_nessie_rc5, testrun_performance_rc5};
while(1){
if (!getnextwordn(str,20)){DEBUG_S("DBG: W1\r\n"); goto error;}
if(execcommand_d0_P(str, u, v)<0){
uart_putstr_P(PSTR("\r\nunknown command\r\n"));
}
continue;
error:
uart_putstr("ERROR\r\n");
}
}