xref: /isa-l_crypto/sm3_mb/sm3_mb_flush_test.c (revision 6801b27bd9295090e36d2864110576f428efdf61)

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#define ISAL_UNIT_TEST
#include <stdio.h>
#include <stdlib.h>

#ifndef FIPS_MODE
#include "sm3_mb.h"
#include "endian_helper.h"

#define TEST_LEN  (1024 * 1024)
#define TEST_BUFS (ISAL_SM3_MAX_LANES - 1)
#ifndef TEST_SEED
#define TEST_SEED 0x1234
#endif

static uint8_t digest_ref[TEST_BUFS][4 * ISAL_SM3_DIGEST_NWORDS];

// Compare against reference function
extern void
sm3_ossl(const unsigned char *buf, size_t length, unsigned char *digest);

// Generates pseudo-random data
void
rand_buffer(unsigned char *buf, const long buffer_size)
{
        long i;
        for (i = 0; i < buffer_size; i++)
                buf[i] = rand();
}

uint8_t
lens_print_and_check(ISAL_SM3_HASH_CTX_MGR *mgr)
{
        static int32_t last_lens[ISAL_SM3_MAX_LANES] = { 0 };
        int32_t len;
        uint8_t num_unchanged = 0;
        int i;
        for (i = 0; i < ISAL_SM3_MAX_LANES; i++) {
                len = (int32_t) mgr->mgr.lens[i];
                // len[i] in mgr consists of byte_length<<4 | lane_index
                len = (len >= 16) ? (len >> 4 << 6) : 0;
                printf("\t%d", len);
                if (last_lens[i] > 0 && last_lens[i] == len)
                        num_unchanged += 1;
                last_lens[i] = len;
        }
        printf("\n");
        return num_unchanged;
}
#endif /* !FIPS_MODE */

int
main(void)
{
#ifndef FIPS_MODE
        ISAL_SM3_HASH_CTX_MGR *mgr = NULL;
        ISAL_SM3_HASH_CTX ctxpool[TEST_BUFS];
        ISAL_SM3_HASH_CTX *ctx = NULL;
        uint32_t i, j, fail = 0;
        unsigned char *bufs[TEST_BUFS];
        uint32_t lens[TEST_BUFS];
        uint8_t num_ret, num_unchanged = 0;
        int ret;

        printf("sm3_mb flush test, %d buffers with %d length: \n", TEST_BUFS, TEST_LEN);

        ret = posix_memalign((void *) &mgr, 16, sizeof(ISAL_SM3_HASH_CTX_MGR));
        if ((ret != 0) || (mgr == NULL)) {
                printf("posix_memalign failed test aborted\n");
                return 1;
        }

        if (isal_sm3_ctx_mgr_init(mgr) != 0) {
                printf("init failed test aborted\n");
                fail++;
                goto end;
        }

        srand(TEST_SEED);

        for (i = 0; i < TEST_BUFS; i++) {
                // Allocate  and fill buffer
                lens[i] = TEST_LEN / ISAL_SM3_MAX_LANES * (i + 1);
                bufs[i] = (unsigned char *) malloc(lens[i]);
                if (bufs[i] == NULL) {
                        printf("malloc failed test aborted\n");
                        fail++;
                        goto end;
                }
                rand_buffer(bufs[i], lens[i]);
        }

        for (i = 0; i < TEST_BUFS; i++) {
                // Init ctx contexts
                isal_hash_ctx_init(&ctxpool[i]);
                ctxpool[i].user_data = (void *) ((uint64_t) i);

                // Run reference test
                sm3_ossl(bufs[i], lens[i], digest_ref[i]);

                // Run sb_sm3 test
                if (isal_sm3_ctx_mgr_submit(mgr, &ctxpool[i], &ctx, bufs[i], lens[i],
                                            ISAL_HASH_ENTIRE) != 0) {
                        printf("submit failed test aborted\n");
                        fail++;
                        goto end;
                }
        }

        printf("Changes of lens inside mgr:\n");
        lens_print_and_check(mgr);
        while (isal_sm3_ctx_mgr_flush(mgr, &ctx) == 0) {
                if (ctx == NULL)
                        break;
                num_ret = lens_print_and_check(mgr);
                num_unchanged = num_unchanged > num_ret ? num_unchanged : num_ret;
        }
        printf("Info of sm3_mb lens prints over\n");

        for (i = 0; i < TEST_BUFS; i++) {
                for (j = 0; j < ISAL_SM3_DIGEST_NWORDS; j++) {
                        if (ctxpool[i].job.result_digest[j] !=
                            to_le32(((uint32_t *) digest_ref[i])[j])) {
                                fail++;
                                printf("Test%d fixed size, digest%d "
                                       "fail 0x%08X <=> 0x%08X \n",
                                       i, j, ctxpool[i].job.result_digest[j],
                                       to_le32(((uint32_t *) digest_ref[i])[j]));
                        }
                }
        }

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

        for (i = 0; i < TEST_BUFS; i++)
                free(bufs[i]);
        aligned_free(mgr);

        return fail;
#else
        printf("Not Executed\n");
        return 0;
#endif /* FIPS_MODE */
}