X-Git-Url: https://git.cryptolib.org/?a=blobdiff_plain;f=hfal-performance.c;h=8c5b36db6dc5dac7fd8ff6d443d460333bd28eb7;hb=b022a029def51d63f330c12bf07156db294c8958;hp=70f2ef15eb37ed2736669bcef2c5f69b37370db2;hpb=4787ed5e9896fad4256f7b119b2fdfbcfef1cc88;p=avr-crypto-lib.git diff --git a/hfal-performance.c b/hfal-performance.c index 70f2ef1..8c5b36d 100644 --- a/hfal-performance.c +++ b/hfal-performance.c @@ -36,7 +36,7 @@ static -void printvalue(unsigned int v){ +void printvalue(unsigned long v){ char str[20]; int i; ultoa(v, str, 10); @@ -53,6 +53,7 @@ void hfal_performance(const hfdesc_t* hd){ uint8_t data[(hf.blocksize_b+7)/8]; uint8_t digest[(hf.hashsize_b+7)/8]; uint64_t t; + uint8_t i; if(hf.type!=HFDESC_TYPE_HASHFUNCTION) return; @@ -71,35 +72,51 @@ void hfal_performance(const hfdesc_t* hd){ cli_putstr_P(PSTR("\r\n blocksize (bits): ")); printvalue(hf.blocksize_b); - startTimer(0); - START_TIMER; - hf.init(&ctx); - STOP_TIMER; - t = stopTimer(); + t=0; + for(i=0; i<32; ++i){ + startTimer(0); + START_TIMER; + hf.init(&ctx); + STOP_TIMER; + t += stopTimer(); + } + t>>=5; cli_putstr_P(PSTR("\r\n init (cycles): ")); printvalue(t); - startTimer(0); - START_TIMER; - hf.nextBlock(&ctx, data); - STOP_TIMER; - t = stopTimer(); + t=0; + for(i=0; i<32; ++i){ + startTimer(0); + START_TIMER; + hf.nextBlock(&ctx, data); + STOP_TIMER; + t += stopTimer(); + } + t>>=5; cli_putstr_P(PSTR("\r\n nextBlock (cycles): ")); printvalue(t); - startTimer(0); - START_TIMER; - hf.lastBlock(&ctx, data, 0); - STOP_TIMER; - t = stopTimer(); + t=0; + for(i=0; i<32; ++i){ + startTimer(0); + START_TIMER; + hf.lastBlock(&ctx, data, 0); + STOP_TIMER; + t += stopTimer(); + } + t>>=5; cli_putstr_P(PSTR("\r\n lastBlock (cycles): ")); printvalue(t); - startTimer(0); - START_TIMER; - hf.ctx2hash(digest, &ctx); - STOP_TIMER; - t = stopTimer(); + t=0; + for(i=0; i<32; ++i){ + startTimer(0); + START_TIMER; + hf.ctx2hash(digest, &ctx); + STOP_TIMER; + t += stopTimer(); + } + t>>=5; cli_putstr_P(PSTR("\r\n ctx2hash (cycles): ")); printvalue(t); }