cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
Log | Files | Refs | Submodules | LICENSE | sfeed.txt

benchmark-crypto-hash.c (3248B)

      1/*
      2 * QEMU Crypto hash speed benchmark
      3 *
      4 * Copyright (c) 2017 HUAWEI TECHNOLOGIES CO., LTD.
      5 *
      6 * Authors:
      7 *    Longpeng(Mike) <longpeng2@huawei.com>
      8 *
      9 * This work is licensed under the terms of the GNU GPL, version 2 or
     10 * (at your option) any later version.  See the COPYING file in the
     11 * top-level directory.
     12 */
     13#include "qemu/osdep.h"
     14#include "qemu/units.h"
     15#include "crypto/init.h"
     16#include "crypto/hash.h"
     17
     18typedef struct QCryptoHashOpts {
     19    size_t chunk_size;
     20    QCryptoHashAlgorithm alg;
     21} QCryptoHashOpts;
     22
     23static void test_hash_speed(const void *opaque)
     24{
     25    const QCryptoHashOpts *opts = opaque;
     26    uint8_t *in = NULL, *out = NULL;
     27    size_t out_len = 0;
     28    const size_t total = 2 * GiB;
     29    size_t remain;
     30    struct iovec iov;
     31    int ret;
     32
     33    in = g_new0(uint8_t, opts->chunk_size);
     34    memset(in, g_test_rand_int(), opts->chunk_size);
     35
     36    iov.iov_base = (char *)in;
     37    iov.iov_len = opts->chunk_size;
     38
     39    g_test_timer_start();
     40    remain = total;
     41    while (remain) {
     42        ret = qcrypto_hash_bytesv(opts->alg,
     43                                  &iov, 1, &out, &out_len,
     44                                  NULL);
     45        g_assert(ret == 0);
     46
     47        remain -= opts->chunk_size;
     48    }
     49    g_test_timer_elapsed();
     50
     51    g_test_message("hash(%s): chunk %zu bytes %.2f MB/sec",
     52                   QCryptoHashAlgorithm_str(opts->alg),
     53                   opts->chunk_size, total / g_test_timer_last());
     54
     55    g_free(out);
     56    g_free(in);
     57}
     58
     59int main(int argc, char **argv)
     60{
     61    char name[64];
     62
     63    g_test_init(&argc, &argv, NULL);
     64    g_assert(qcrypto_init(NULL) == 0);
     65
     66#define TEST_ONE(a, c)                                          \
     67    QCryptoHashOpts opts ## a ## c = {                          \
     68        .alg = QCRYPTO_HASH_ALG_ ## a, .chunk_size = c,         \
     69    };                                                          \
     70    memset(name, 0 , sizeof(name));                             \
     71    snprintf(name, sizeof(name),                                \
     72             "/crypto/benchmark/hash/%s/bufsize-%d",            \
     73             QCryptoHashAlgorithm_str(QCRYPTO_HASH_ALG_ ## a),  \
     74             c);                                                \
     75    if (qcrypto_hash_supports(QCRYPTO_HASH_ALG_ ## a))          \
     76        g_test_add_data_func(name,                              \
     77                             &opts ## a ## c,                   \
     78                             test_hash_speed);
     79
     80    TEST_ONE(MD5, 512);
     81    TEST_ONE(MD5, 1024);
     82    TEST_ONE(MD5, 4096);
     83    TEST_ONE(MD5, 16384);
     84
     85    TEST_ONE(SHA1, 512);
     86    TEST_ONE(SHA1, 1024);
     87    TEST_ONE(SHA1, 4096);
     88    TEST_ONE(SHA1, 16384);
     89
     90    TEST_ONE(SHA224, 512);
     91    TEST_ONE(SHA224, 1024);
     92    TEST_ONE(SHA224, 4096);
     93    TEST_ONE(SHA224, 16384);
     94
     95    TEST_ONE(SHA384, 512);
     96    TEST_ONE(SHA384, 1024);
     97    TEST_ONE(SHA384, 4096);
     98    TEST_ONE(SHA384, 16384);
     99
    100    TEST_ONE(SHA256, 512);
    101    TEST_ONE(SHA256, 1024);
    102    TEST_ONE(SHA256, 4096);
    103    TEST_ONE(SHA256, 16384);
    104
    105    TEST_ONE(SHA512, 512);
    106    TEST_ONE(SHA512, 1024);
    107    TEST_ONE(SHA512, 4096);
    108    TEST_ONE(SHA512, 16384);
    109
    110    TEST_ONE(RIPEMD160, 512);
    111    TEST_ONE(RIPEMD160, 1024);
    112    TEST_ONE(RIPEMD160, 4096);
    113    TEST_ONE(RIPEMD160, 16384);
    114
    115    return g_test_run();
    116}