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author | Pieter Wuille <pieter.wuille@gmail.com> | 2016-06-01 18:22:20 +0200 |
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committer | Pieter Wuille <pieter.wuille@gmail.com> | 2016-06-01 18:22:34 +0200 |
commit | b89ef131147f71a96152a7b5c4374266cdf539b2 (patch) | |
tree | 5d1b3beb20160d13d4cf285765e1751d88d3d5dc /src/crypto/ctaes/bench.c | |
parent | 01d8359983e2f77b5118fede3ffa947072c666c8 (diff) | |
parent | 723779c6504453cfb5ccdacf864e7e2f09bb6c32 (diff) | |
download | bitcoin-b89ef131147f71a96152a7b5c4374266cdf539b2.tar.xz |
Merge #7689: Replace OpenSSL AES with ctaes-based version
723779c build: Enumerate ctaes rather than globbing (Cory Fields)
34ed64a crypter: add tests for crypter (Cory Fields)
0a36b9a crypter: shuffle Makefile so that crypto can be used by the wallet (Cory Fields)
976f9ec crypter: add a BytesToKey clone to replace the use of openssl (Cory Fields)
9049cde crypter: hook up the new aes cbc classes (Cory Fields)
fb96831 crypter: constify encrypt/decrypt (Cory Fields)
1c391a5 crypter: fix the stored initialization vector size (Cory Fields)
daa3841 crypto: add aes cbc tests (Cory Fields)
27a212d crypto: add AES 128/256 CBC classes (Cory Fields)
6bec172 Add ctaes-based constant time AES implementation (Pieter Wuille)
a545127 Squashed 'src/crypto/ctaes/' content from commit cd3c3ac (Pieter Wuille)
Diffstat (limited to 'src/crypto/ctaes/bench.c')
-rw-r--r-- | src/crypto/ctaes/bench.c | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/src/crypto/ctaes/bench.c b/src/crypto/ctaes/bench.c new file mode 100644 index 0000000000..a86df496c8 --- /dev/null +++ b/src/crypto/ctaes/bench.c @@ -0,0 +1,170 @@ +#include <stdio.h> +#include <math.h> +#include "sys/time.h" + +#include "ctaes.h" + +static double gettimedouble(void) { + struct timeval tv; + gettimeofday(&tv, NULL); + return tv.tv_usec * 0.000001 + tv.tv_sec; +} + +static void print_number(double x) { + double y = x; + int c = 0; + if (y < 0.0) { + y = -y; + } + while (y < 100.0) { + y *= 10.0; + c++; + } + printf("%.*f", c, x); +} + +static void run_benchmark(char *name, void (*benchmark)(void*), void (*setup)(void*), void (*teardown)(void*), void* data, int count, int iter) { + int i; + double min = HUGE_VAL; + double sum = 0.0; + double max = 0.0; + for (i = 0; i < count; i++) { + double begin, total; + if (setup != NULL) { + setup(data); + } + begin = gettimedouble(); + benchmark(data); + total = gettimedouble() - begin; + if (teardown != NULL) { + teardown(data); + } + if (total < min) { + min = total; + } + if (total > max) { + max = total; + } + sum += total; + } + printf("%s: min ", name); + print_number(min * 1000000000.0 / iter); + printf("ns / avg "); + print_number((sum / count) * 1000000000.0 / iter); + printf("ns / max "); + print_number(max * 1000000000.0 / iter); + printf("ns\n"); +} + +static void bench_AES128_init(void* data) { + AES128_ctx* ctx = (AES128_ctx*)data; + int i; + for (i = 0; i < 50000; i++) { + AES128_init(ctx, (unsigned char*)ctx); + } +} + +static void bench_AES128_encrypt_setup(void* data) { + AES128_ctx* ctx = (AES128_ctx*)data; + static const unsigned char key[16] = {0}; + AES128_init(ctx, key); +} + +static void bench_AES128_encrypt(void* data) { + const AES128_ctx* ctx = (const AES128_ctx*)data; + unsigned char scratch[16] = {0}; + int i; + for (i = 0; i < 4000000 / 16; i++) { + AES128_encrypt(ctx, 1, scratch, scratch); + } +} + +static void bench_AES128_decrypt(void* data) { + const AES128_ctx* ctx = (const AES128_ctx*)data; + unsigned char scratch[16] = {0}; + int i; + for (i = 0; i < 4000000 / 16; i++) { + AES128_decrypt(ctx, 1, scratch, scratch); + } +} + +static void bench_AES192_init(void* data) { + AES192_ctx* ctx = (AES192_ctx*)data; + int i; + for (i = 0; i < 50000; i++) { + AES192_init(ctx, (unsigned char*)ctx); + } +} + +static void bench_AES192_encrypt_setup(void* data) { + AES192_ctx* ctx = (AES192_ctx*)data; + static const unsigned char key[16] = {0}; + AES192_init(ctx, key); +} + +static void bench_AES192_encrypt(void* data) { + const AES192_ctx* ctx = (const AES192_ctx*)data; + unsigned char scratch[16] = {0}; + int i; + for (i = 0; i < 4000000 / 16; i++) { + AES192_encrypt(ctx, 1, scratch, scratch); + } +} + +static void bench_AES192_decrypt(void* data) { + const AES192_ctx* ctx = (const AES192_ctx*)data; + unsigned char scratch[16] = {0}; + int i; + for (i = 0; i < 4000000 / 16; i++) { + AES192_decrypt(ctx, 1, scratch, scratch); + } +} + +static void bench_AES256_init(void* data) { + AES256_ctx* ctx = (AES256_ctx*)data; + int i; + for (i = 0; i < 50000; i++) { + AES256_init(ctx, (unsigned char*)ctx); + } +} + + +static void bench_AES256_encrypt_setup(void* data) { + AES256_ctx* ctx = (AES256_ctx*)data; + static const unsigned char key[16] = {0}; + AES256_init(ctx, key); +} + +static void bench_AES256_encrypt(void* data) { + const AES256_ctx* ctx = (const AES256_ctx*)data; + unsigned char scratch[16] = {0}; + int i; + for (i = 0; i < 4000000 / 16; i++) { + AES256_encrypt(ctx, 1, scratch, scratch); + } +} + +static void bench_AES256_decrypt(void* data) { + const AES256_ctx* ctx = (const AES256_ctx*)data; + unsigned char scratch[16] = {0}; + int i; + for (i = 0; i < 4000000 / 16; i++) { + AES256_decrypt(ctx, 1, scratch, scratch); + } +} + +int main(void) { + AES128_ctx ctx128; + AES192_ctx ctx192; + AES256_ctx ctx256; + run_benchmark("aes128_init", bench_AES128_init, NULL, NULL, &ctx128, 20, 50000); + run_benchmark("aes128_encrypt_byte", bench_AES128_encrypt, bench_AES128_encrypt_setup, NULL, &ctx128, 20, 4000000); + run_benchmark("aes128_decrypt_byte", bench_AES128_decrypt, bench_AES128_encrypt_setup, NULL, &ctx128, 20, 4000000); + run_benchmark("aes192_init", bench_AES192_init, NULL, NULL, &ctx192, 20, 50000); + run_benchmark("aes192_encrypt_byte", bench_AES192_encrypt, bench_AES192_encrypt_setup, NULL, &ctx192, 20, 4000000); + run_benchmark("aes192_decrypt_byte", bench_AES192_decrypt, bench_AES192_encrypt_setup, NULL, &ctx192, 20, 4000000); + run_benchmark("aes256_init", bench_AES256_init, NULL, NULL, &ctx256, 20, 50000); + run_benchmark("aes256_encrypt_byte", bench_AES256_encrypt, bench_AES256_encrypt_setup, NULL, &ctx256, 20, 4000000); + run_benchmark("aes256_decrypt_byte", bench_AES256_decrypt, bench_AES256_encrypt_setup, NULL, &ctx256, 20, 4000000); + return 0; +} |