+++ /dev/null
-/* bcal-performance.c */
-/*
- This file is part of the ARM-Crypto-Lib.
- Copyright (C) 2006-2010 Daniel Otte (daniel.otte@rub.de)
-
- This program is free software: you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation, either version 3 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-/*
- * \file bcal-performance.c
- * \author Daniel Otte
- * \email daniel.otte@rub.de
- * \date 2010-02-16
- * \license GPLv3 or later
- *
- */
-
-#include "bcal-performance.h"
-#include "keysize_descriptor.h"
-#include "blockcipher_descriptor.h"
-#include "performance_test.h"
-#include "cli.h"
-#include <stdint.h>
-#include <stdlib.h>
-#include <string.h>
-
-
-static
-void printvalue(unsigned long v){
- char str[20];
- int i;
- ultoa(v, str, 10);
- for(i=0; i<10-strlen(str); ++i){
- cli_putc(' ');
- }
- cli_putstr(str);
-}
-
-void bcal_performance(const bcdesc_t* bcd){
- bcdesc_t bc;
- memcpy(&bc, bcd, sizeof(bcdesc_t));
- uint8_t ctx[bc.ctxsize_B];
- uint8_t data[(bc.blocksize_b+7)/8];
- uint16_t keysize = get_keysize(bc.valid_keysize_desc);
- uint8_t key[(keysize+7)/8];
- uint64_t t;
- uint8_t i;
-
- if(bc.type!=BCDESC_TYPE_BLOCKCIPHER)
- return;
- calibrateTimer();
- print_overhead();
- cli_putstr("\r\n\r\n === ");
- cli_putstr(bc.name);
- cli_putstr(" performance === "
- "\r\n type: blockcipher"
- "\r\n keysize (bits): ");
- printvalue(keysize);
-
- cli_putstr("\r\n ctxsize (bytes): ");
- printvalue(bc.ctxsize_B);
-
- cli_putstr("\r\n blocksize (bits): ");
- printvalue(bc.blocksize_b);
-
- t=0;
- if(bc.init.init1){
- if((bc.flags&BC_INIT_TYPE)==BC_INIT_TYPE_1){
- for(i=0; i<32; ++i){
- startTimer(0);
- START_TIMER;
- (bc.init.init1)(key, &ctx);
- STOP_TIMER;
- t += stopTimer();
- if(i!=31 && bc.free){
- bc.free(&ctx);
- }
- }
- } else {
- for(i=0; i<32; ++i){
- startTimer(0);
- START_TIMER;
- (bc.init.init2)(key, keysize, &ctx);
- STOP_TIMER;
- t += stopTimer();
- if(i!=31 && bc.free){
- bc.free(&ctx);
- }
- }
- }
- t>>=5;
- cli_putstr("\r\n init (cycles): ");
- printvalue(t);
- }
-
- t=0;
- for(i=0; i<32; ++i){
- startTimer(0);
- START_TIMER;
- bc.enc.enc1(data, &ctx);
- STOP_TIMER;
- t += stopTimer();
- }
- t>>=5;
- cli_putstr("\r\n encrypt (cycles): ");
- printvalue(t);
-
- t=0;
- for(i=0; i<32; ++i){
- startTimer(0);
- START_TIMER;
- bc.dec.dec1(data, &ctx);
- STOP_TIMER;
- t += stopTimer();
- }
- t>>=5;
- cli_putstr("\r\n decrypt (cycles): ");
- printvalue(t);
-
- if(bc.free){
- bc.free(&ctx);
- }
-
-}
-
-
-void bcal_performance_multiple(const bcdesc_t** bcd_list){
- const bcdesc_t* bcd;
- for(;;){
- bcd = *bcd_list;
- if(!bcd){
- cli_putstr("\r\n\r\n End of performance figures\r\n");
- return;
- }
- bcal_performance(bcd++);
- bcd_list++;
- }
-}