xref: /isa-l_crypto/sha256_mb/sha256_mb_vs_ossl_perf.c (revision 487b772bd076f8313189acea961fedffe88eec4b)

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#include <stdio.h>
#include <stdlib.h>
#include <openssl/sha.h>
#include "sha256_mb.h"
#include "test.h"

// Set number of outstanding jobs
#define TEST_BUFS 32

#ifndef GT_L3_CACHE
#define GT_L3_CACHE 32 * 1024 * 1024 /* some number > last level cache */
#endif

#if !defined(COLD_TEST) && !defined(TEST_CUSTOM)
// Cached test, loop many times over small dataset
#define TEST_LEN      4 * 1024
#define TEST_LOOPS    4000
#define TEST_TYPE_STR "_warm"
#elif defined(COLD_TEST)
// Uncached test.  Pull from large mem base.
#define TEST_LEN      (GT_L3_CACHE / TEST_BUFS)
#define TEST_LOOPS    20
#define TEST_TYPE_STR "_cold"
#endif

#define TEST_MEM TEST_LEN *TEST_BUFS *TEST_LOOPS

/* Reference digest global to reduce stack usage */
static uint8_t digest_ssl[TEST_BUFS][4 * ISAL_SHA256_DIGEST_NWORDS];

int
main(void)
{
        ISAL_SHA256_HASH_CTX_MGR *mgr = NULL;
        ISAL_SHA256_HASH_CTX ctxpool[TEST_BUFS], *ctx = NULL;
        unsigned char *bufs[TEST_BUFS];
        uint32_t i, j, t, fail = 0;
        struct perf start, stop;

        for (i = 0; i < TEST_BUFS; i++) {
                bufs[i] = (unsigned char *) calloc((size_t) TEST_LEN, 1);
                if (bufs[i] == NULL) {
                        printf("calloc failed test aborted\n");
                        return 1;
                }
                // Init ctx contents
                isal_hash_ctx_init(&ctxpool[i]);
                ctxpool[i].user_data = (void *) ((uint64_t) i);
        }

        int ret = posix_memalign((void *) &mgr, 16, sizeof(ISAL_SHA256_HASH_CTX_MGR));
        if (ret) {
                printf("alloc error: Fail");
                return -1;
        }
        ret = isal_sha256_ctx_mgr_init(mgr);
        if (ret)
                return 1;

        // Start OpenSSL tests
        perf_start(&start);
        for (t = 0; t < TEST_LOOPS; t++) {
                for (i = 0; i < TEST_BUFS; i++)
                        SHA256(bufs[i], TEST_LEN, digest_ssl[i]);
        }
        perf_stop(&stop);

        printf("sha256_openssl" TEST_TYPE_STR ": ");
        perf_print(stop, start, (long long) TEST_LEN * i * t);

        // Start mb tests
        perf_start(&start);
        for (t = 0; t < TEST_LOOPS; t++) {
                for (i = 0; i < TEST_BUFS; i++) {
                        ret = isal_sha256_ctx_mgr_submit(mgr, &ctxpool[i], &ctx, bufs[i], TEST_LEN,
                                                         ISAL_HASH_ENTIRE);
                        if (ret)
                                return 1;
                }

                do {
                        ret = isal_sha256_ctx_mgr_flush(mgr, &ctx);
                        if (ret)
                                return 1;
                } while (ctx != NULL);
        }
        perf_stop(&stop);

        printf("multibinary_sha256" TEST_TYPE_STR ": ");
        perf_print(stop, start, (long long) TEST_LEN * i * t);

        for (i = 0; i < TEST_BUFS; i++) {
                for (j = 0; j < ISAL_SHA256_DIGEST_NWORDS; j++) {
                        if (ctxpool[i].job.result_digest[j] !=
                            to_be32(((uint32_t *) digest_ssl[i])[j])) {
                                fail++;
                                printf("Test%d, digest%d fail %08X <=> %08X\n", i, j,
                                       ctxpool[i].job.result_digest[j],
                                       to_be32(((uint32_t *) digest_ssl[i])[j]));
                        }
                }
        }

        printf("Multi-buffer sha256 test complete %d buffers of %d B with "
               "%d iterations\n",
               TEST_BUFS, TEST_LEN, TEST_LOOPS);

        if (fail)
                printf("Test failed function check %d\n", fail);
        else
                printf(" multibinary_sha256_ossl_perf: Pass\n");

        return fail;
}