examples/fips_validation/fips_validation_sha.c

/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2019 Intel Corporation
 */

#include <string.h>
#include <time.h>
#include <stdio.h>

#include <rte_cryptodev.h>

#include "fips_validation.h"

#define ALGO_PREFIX "[L = "
#define MSGLEN_STR  "Len = "
#define MSG_STR     "Msg = "
#define MD_STR      "MD = "
#define SEED_STR    "Seed = "
#define MCT_STR     "Monte"

struct plain_hash_size_conversion {
    const char *str;
    enum rte_crypto_auth_algorithm algo;
} phsc[] = {
        {"20", RTE_CRYPTO_AUTH_SHA1},
        {"28", RTE_CRYPTO_AUTH_SHA224},
        {"32", RTE_CRYPTO_AUTH_SHA256},
        {"48", RTE_CRYPTO_AUTH_SHA384},
        {"64", RTE_CRYPTO_AUTH_SHA512},
};

static int
parse_interim_algo(__attribute__((__unused__)) const char *key,
        char *text,
        __attribute__((__unused__)) struct fips_val *val)
{
    uint32_t i;

    for (i = 0; i < RTE_DIM(phsc); i++) {
        if (strstr(text, phsc[i].str)) {
            info.interim_info.sha_data.algo = phsc[i].algo;
            parser_read_uint32_val(ALGO_PREFIX,
                text, &vec.cipher_auth.digest);
            break;
        }
    }

    if (i == RTE_DIM(phsc))
        return -1;

    return 0;
}

struct fips_test_callback sha_tests_vectors[] = {
        {MSGLEN_STR, parser_read_uint32_bit_val, &vec.pt},
        {MSG_STR, parse_uint8_known_len_hex_str, &vec.pt},
        {SEED_STR, parse_uint8_hex_str, &vec.cipher_auth.digest},
        {NULL, NULL, NULL} 
};

struct fips_test_callback sha_tests_interim_vectors[] = {
        {ALGO_PREFIX, parse_interim_algo, NULL},
        {NULL, NULL, NULL} 
};

static int
parse_test_sha_writeback(struct fips_val *val) // !
{
    struct fips_val val_local;

    fprintf(info.fp_wr, "%s", MD_STR);

    val_local.val = val->val + vec.pt.len;
    val_local.len = vec.cipher_auth.digest.len;

    parse_write_hex_str(&val_local);
    return 0;
}

static int
rsp_test_sha_check(struct fips_val *val)
{
    if (memcmp(val->val + vec.pt.len, vec.cipher_auth.digest.val,
            vec.cipher_auth.digest.len) == 0)
        fprintf(info.fp_wr, "Success\n");
    else
        fprintf(info.fp_wr, "Failed\n");

    return 0;
}

int
parse_test_sha_init(void)
{
    uint32_t i;

    info.interim_info.sha_data.test_type = SHA_KAT;
    for (i = 0; i < info.nb_vec_lines; i++) {
        char *line = info.vec[i];
        if (strstr(line, MCT_STR))
            info.interim_info.sha_data.test_type = SHA_MCT;
    }

    info.op = FIPS_TEST_ENC_AUTH_GEN;
    info.parse_writeback = parse_test_sha_writeback;
    info.callbacks = sha_tests_vectors;
    info.interim_callbacks = sha_tests_interim_vectors;
    info.writeback_callbacks = NULL;
    info.kat_check = rsp_test_sha_check;
    return 0;
}