xref: /isa-l_crypto/mh_sha256/mh_sha256_test.c (revision f6da0bf48af4a49143c2bd4ecaa976ae453273d6)

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  modification, are permitted provided that the following conditions
  are met:
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      contributors may be used to endorse or promote products derived
      from this software without specific prior written permission.

  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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#include <stdio.h>
#include <stdlib.h>
#include "isal_crypto_api.h"
#include "mh_sha256.h"

#define TEST_LEN  16 * 1024
#define TEST_SIZE 8 * 1024
#define TEST_MEM  TEST_LEN
#ifndef TEST_SEED
#define TEST_SEED 0x1234
#endif

#define str(s)  #s
#define xstr(s) str(s)

#define _FUNC_TOKEN(func, type) func##type
#define FUNC_TOKEN(func, type)  _FUNC_TOKEN(func, type)

#ifndef MH_SHA256_FUNC_TYPE
#define MH_SHA256_FUNC_TYPE
#endif

#define TEST_UPDATE_FUNCTION FUNC_TOKEN(isal_mh_sha256_update, MH_SHA256_FUNC_TYPE)
#define TEST_FINAL_FUNCTION  FUNC_TOKEN(isal_mh_sha256_finalize, MH_SHA256_FUNC_TYPE)

#define CHECK_RETURN(state)                                                                        \
        do {                                                                                       \
                if ((state) != ISAL_CRYPTO_ERR_NONE) {                                             \
                        printf("The mh_sha256 function is failed.\n");                             \
                        return 1;                                                                  \
                }                                                                                  \
        } while (0)

extern void
mh_sha256_ref(const void *buffer, uint32_t len, uint32_t *mh_sha256_digest);
#define MH_SHA256_REF mh_sha256_ref

// Generates pseudo-random data
void
rand_buffer(uint8_t *buf, long buffer_size)
{
        long i;
        for (i = 0; i < buffer_size; i++)
                buf[i] = rand();
}

void
dump(char *buf, int len)
{
        int i;
        for (i = 0; i < len;) {
                printf(" %2x", 0xff & buf[i++]);
                if (i % 32 == 0)
                        printf("\n");
        }
        if (i % 32 != 0)
                printf("\n");
}

int
compare_digests(uint32_t hash_ref[ISAL_SHA256_DIGEST_WORDS],
                uint32_t hash_test[ISAL_SHA256_DIGEST_WORDS])
{
        int i;
        int mh_sha256_fail = 0;

        for (i = 0; i < ISAL_SHA256_DIGEST_WORDS; i++) {
                if (hash_test[i] != hash_ref[i])
                        mh_sha256_fail++;
        }

        if (mh_sha256_fail) {
                printf("mh_sha256 fail test\n");
                printf("ref: ");
                dump((char *) hash_ref, 32);
                printf("test: ");
                dump((char *) hash_test, 32);
        }

        return mh_sha256_fail;
}

int
main(int argc, char *argv[])
{
        int fail = 0;
#ifndef FIPS_MODE
        uint32_t hash_test[ISAL_SHA256_DIGEST_WORDS], hash_ref[ISAL_SHA256_DIGEST_WORDS];
        uint8_t *buff = NULL;
        int size, offset;
        struct isal_mh_sha256_ctx *update_ctx = NULL;

        printf(xstr(TEST_UPDATE_FUNCTION) "_test:\n");

        srand(TEST_SEED);

        buff = malloc(TEST_LEN);
        update_ctx = malloc(sizeof(*update_ctx));

        if (buff == NULL || update_ctx == NULL) {
                printf("malloc failed test aborted\n");
                fail++;
                goto end;
        }
        // Rand test1
        rand_buffer(buff, TEST_LEN);

        MH_SHA256_REF(buff, TEST_LEN, hash_ref);
        CHECK_RETURN(isal_mh_sha256_init(update_ctx));
        CHECK_RETURN(TEST_UPDATE_FUNCTION(update_ctx, buff, TEST_LEN));
        CHECK_RETURN(TEST_FINAL_FUNCTION(update_ctx, hash_test));

        fail = compare_digests(hash_ref, hash_test);

        if (fail) {
                printf("fail rand1 test\n");
                goto end;
        } else
                putchar('.');

        // Test various size messages
        for (size = TEST_LEN; size >= 0; size--) {

                // Fill with rand data
                rand_buffer(buff, size);

                MH_SHA256_REF(buff, size, hash_ref);
                CHECK_RETURN(isal_mh_sha256_init(update_ctx));
                CHECK_RETURN(TEST_UPDATE_FUNCTION(update_ctx, buff, size));
                CHECK_RETURN(TEST_FINAL_FUNCTION(update_ctx, hash_test));

                fail = compare_digests(hash_ref, hash_test);

                if (fail) {
                        printf("Fail size=%d\n", size);
                        goto end;
                }

                if ((size & 0xff) == 0) {
                        putchar('.');
                        fflush(0);
                }
        }

        // Test various buffer offsets and sizes
        printf("offset tests");
        for (size = TEST_LEN - 256; size > 256; size -= 11) {
                for (offset = 0; offset < 256; offset++) {
                        MH_SHA256_REF(buff + offset, size, hash_ref);

                        CHECK_RETURN(isal_mh_sha256_init(update_ctx));
                        CHECK_RETURN(TEST_UPDATE_FUNCTION(update_ctx, buff + offset, size));
                        CHECK_RETURN(TEST_FINAL_FUNCTION(update_ctx, hash_test));

                        fail = compare_digests(hash_ref, hash_test);

                        if (fail) {
                                printf("Fail size=%d\n", size);
                                goto end;
                        }
                }
                if ((size & 0xf) == 0) {
                        putchar('.');
                        fflush(0);
                }
        }

        // Run efence tests
        printf("efence tests");
        for (size = TEST_SIZE; size > 0; size--) {
                offset = TEST_LEN - size;

                MH_SHA256_REF(buff + offset, size, hash_ref);

                CHECK_RETURN(isal_mh_sha256_init(update_ctx));
                CHECK_RETURN(TEST_UPDATE_FUNCTION(update_ctx, buff + offset, size));
                CHECK_RETURN(TEST_FINAL_FUNCTION(update_ctx, hash_test));

                fail = compare_digests(hash_ref, hash_test);

                if (fail) {
                        printf("Fail size=%d\n", size);
                        goto end;
                }

                if ((size & 0xf) == 0) {
                        putchar('.');
                        fflush(0);
                }
        }

end:
        if (buff != NULL)
                free(buff);
        if (update_ctx != NULL)
                free(update_ctx);

        printf(xstr(TEST_UPDATE_FUNCTION) "_test:");
        printf(" %s\n", fail == 0 ? "Pass" : "Fail");
#else
        printf("Not Executed\n");
#endif /* FIPS_MODE */
        return fail;
}