updated Makefile

[avr-crypto-lib.git] / hfal-performance.c

diff --git a/hfal-performance.c b/hfal-performance.c
index c64e7e962fbed888c528d8bfb64ad199a6a6b212..5371f80d9f255594524fee8023a3eb37e3b9a9ad 100644 (file)
--- a/hfal-performance.c
+++ b/hfal-performance.c
@@ -27,6 +27,7 @@
 
 #include "hfal-performance.h"
 #include "hashfunction_descriptor.h"
+#include "stack_measuring.h"
 #include "cli.h"
 #include "performance_test.h"
 #include <stdint.h>
@@ -34,6 +35,8 @@
 #include <string.h>
 #include <avr/pgmspace.h>
 
+#define PATTERN_A 0xAA
+#define PATTERN_B 0x55
 
 static
 void printvalue(unsigned long v){
@@ -80,7 +83,7 @@ void hfal_performance(const hfdesc_t* hd){
                STOP_TIMER;
                t += stopTimer();
                if(i!=31 && hf.free){
-                       hf.free(&ctx)
+                       hf.free(&ctx);
                }
        }
        t>>=5;
@@ -128,6 +131,77 @@ void hfal_performance(const hfdesc_t* hd){
        }
 }
 
+void hfal_stacksize(const hfdesc_t* hd){
+       hfdesc_t hf;
+       stack_measuring_ctx_t smctx;
+       memcpy_P(&hf, hd, sizeof(hfdesc_t));
+       uint8_t ctx[hf.ctxsize_B];
+       uint8_t data[(hf.blocksize_b+7)/8];
+       uint8_t digest[(hf.hashsize_b+7)/8];
+       uint16_t t1, t2;
+
+       if(hf.type!=HFDESC_TYPE_HASHFUNCTION)
+               return;
+       cli_putstr_P(PSTR("\r\n\r\n === "));
+       cli_putstr_P(hf.name);
+       cli_putstr_P(PSTR(" stack-usage === "));
+
+       cli();
+       stack_measure_init(&smctx, PATTERN_A);
+       hf.init(&ctx);
+       t1 = stack_measure_final(&smctx);
+       stack_measure_init(&smctx, PATTERN_B);
+       hf.init(&ctx);
+       t2 = stack_measure_final(&smctx);
+       sei();
+
+       t1 = (t1>t2)?t1:t2;
+       cli_putstr_P(PSTR("\r\n    init (bytes):       "));
+       printvalue((unsigned long)t1);
+
+       cli();
+       stack_measure_init(&smctx, PATTERN_A);
+       hf.nextBlock(&ctx, data);
+       t1 = stack_measure_final(&smctx);
+       stack_measure_init(&smctx, PATTERN_B);
+       hf.nextBlock(&ctx, data);
+       t2 = stack_measure_final(&smctx);
+       sei();
+
+       t1 = (t1>t2)?t1:t2;
+       cli_putstr_P(PSTR("\r\n    nextBlock (bytes):  "));
+       printvalue((unsigned long)t1);
+
+       cli();
+       stack_measure_init(&smctx, PATTERN_A);
+       hf.lastBlock(&ctx, data, 0);
+       t1 = stack_measure_final(&smctx);
+       stack_measure_init(&smctx, PATTERN_B);
+       hf.lastBlock(&ctx, data, 0);
+       t2 = stack_measure_final(&smctx);
+       sei();
+
+       t1 = (t1>t2)?t1:t2;
+       cli_putstr_P(PSTR("\r\n    lastBlock (bytes):  "));
+       printvalue((unsigned long)t1);
+
+       cli();
+       stack_measure_init(&smctx, PATTERN_A);
+       hf.ctx2hash(digest, &ctx);
+       t1 = stack_measure_final(&smctx);
+       stack_measure_init(&smctx, PATTERN_B);
+       hf.ctx2hash(digest, &ctx);
+       t2 = stack_measure_final(&smctx);
+       sei();
+
+       t1 = (t1>t2)?t1:t2;
+       cli_putstr_P(PSTR("\r\n    ctx2hash (bytes):   "));
+       printvalue((unsigned long)t1);
+
+       if(hf.free){
+               hf.free(&ctx);
+       }
+}
 
 void hfal_performance_multiple(const hfdesc_t** hd_list){
        const hfdesc_t* hd;
@@ -138,6 +212,7 @@ void hfal_performance_multiple(const hfdesc_t** hd_list){
                        return;
                }
                hfal_performance(hd);
+               hfal_stacksize(hd);
                hd_list = (void*)((uint8_t*)hd_list + 2);
        }
 }