insereated GPLv3 stub

[avr-crypto-lib.git] / performance_test.c

diff --git a/performance_test.c b/performance_test.c
index 0728827cf75a9f085c5b8c708901074fba9181ba..04a26bd0f34154404fe0efb42d900ca9880d2322 100644 (file)
--- a/performance_test.c
+++ b/performance_test.c
@@ -1,3 +1,21 @@
+/* performance_test.c */
+/*
+    This file is part of the Crypto-avr-lib/microcrypt-lib.
+    Copyright (C) 2008  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/>.
+*/
 /*
  * author: Daniel Otte
  * email:  daniel.otte@rub.de
@@ -7,10 +25,13 @@
  **/
  
 #include "config.h"
+#include <string.h>
 #include <stdint.h>
 #include <stdlib.h>
 #include <avr/io.h>
 #include <avr/interrupt.h>
+#include <avr/pgmspace.h>
+#include "uart.h"
 #include "performance_test.h"
 
 
@@ -65,6 +86,27 @@ void getOverhead(uint16_t* constoh, uint16_t* intoh){
        *intoh   = int_overhead; 
 }
 
+void print_time_P(PGM_P s, uint64_t t){
+       char sv[16];
+       uint8_t c;
+       uart_putstr_P(PSTR("\r\n"));
+       uart_putstr_P(s);
+       ultoa((unsigned long)t, sv, 10);
+       for(c=strlen(sv); c<11; ++c){
+               uart_putc(' ');
+       }
+       uart_putstr(sv);
+}
 
+void print_overhead(void){
+       char str[16];
+       uart_putstr_P(PSTR("\r\n\r\n=== benchmark ==="));
+       utoa(const_overhead, str, 10);
+       uart_putstr_P(PSTR("\r\n\tconst overhead:     "));
+       uart_putstr(str);
+       utoa(int_overhead, str, 10);
+       uart_putstr_P(PSTR("\r\n\tinterrupt overhead: "));
+       uart_putstr(str);
+}