X-Git-Url: https://git.cryptolib.org/?p=arm-crypto-lib.git;a=blobdiff_plain;f=bcal%2Fbcal-performance.c;fp=bcal%2Fbcal-performance.c;h=9ad15a9d79faf50fb79679e1cfa0105bc1bf1bd3;hp=0000000000000000000000000000000000000000;hb=d70d1d77bab1a5f5278227d674bc59da0378fe15;hpb=d00ed9a275c69fa3512007452e479abd98dbe745

diff --git a/bcal/bcal-performance.c b/bcal/bcal-performance.c
new file mode 100644
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+++ b/bcal/bcal-performance.c
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+/* 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++;
+	}
+}