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Added benchmark for the RNG.

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This commit is contained in:
David Garske
2016-03-24 08:42:19 -07:00
parent 2dfc7faa73
commit 27e041246f
1 changed files with 48 additions and 0 deletions
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48
wolfcrypt/benchmark/benchmark.c
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@@ -84,6 +84,7 @@
#ifdef HAVE_NTRU #ifdef HAVE_NTRU
#include "libntruencrypt/ntru_crypto.h" #include "libntruencrypt/ntru_crypto.h"
#endif #endif
#include <wolfssl/wolfcrypt/random.h>
#if defined(WOLFSSL_MDK_ARM) #if defined(WOLFSSL_MDK_ARM)
extern FILE * wolfSSL_fopen(const char *fname, const char *mode) ; extern FILE * wolfSSL_fopen(const char *fname, const char *mode) ;
@@ -174,6 +175,7 @@ void bench_ed25519KeySign(void);
void bench_ntru(void); void bench_ntru(void);
void bench_ntruKeyGen(void); void bench_ntruKeyGen(void);
#endif #endif
void bench_rng(void);
double current_time(int); double current_time(int);
@@ -290,6 +292,7 @@ int benchmark_test(void *args)
} }
#endif #endif
bench_rng();
#ifndef NO_AES #ifndef NO_AES
#ifdef HAVE_AES_CBC #ifdef HAVE_AES_CBC
bench_aes(0); bench_aes(0);
@@ -427,6 +430,51 @@ enum BenchmarkBounds {
static const char blockType[] = "megs"; /* used in printf output */ static const char blockType[] = "megs"; /* used in printf output */
#endif #endif
void bench_rng(void)
{
int ret, i;
double start, total, persec;
#ifndef HAVE_LOCAL_RNG
WC_RNG rng;
#endif
#ifndef HAVE_LOCAL_RNG
ret = wc_InitRng(&rng);
if (ret < 0) {
printf("InitRNG failed\n");
return;
}
#endif
start = current_time(1);
BEGIN_INTEL_CYCLES
for(i = 0; i < numBlocks; i++) {
ret = wc_RNG_GenerateBlock(&rng, plain, sizeof(plain));
if (ret < 0) {
printf("wc_RNG_GenerateBlock failed %d\n", ret);
break;
}
}
END_INTEL_CYCLES
total = current_time(0) - start;
persec = 1 / total * numBlocks;
#ifdef BENCH_EMBEDDED
/* since using kB, convert to MB/s */
persec = persec / 1024;
#endif
printf("RNG %d %s took %5.3f seconds, %8.3f MB/s", numBlocks,
blockType, total, persec);
SHOW_INTEL_CYCLES
printf("\n");
#ifndef HAVE_LOCAL_RNG
wc_FreeRng(&rng);
#endif
}
#ifndef NO_AES #ifndef NO_AES