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"

#define ALGO_JSON_STR   "algorithm"
#define TESTTYPE_JSON_STR   "testType"

#define PT_JSON_STR     "msg"

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(__rte_unused const char *key,
        char *text,
        __rte_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} 
};

#ifdef USE_JANSSON
static struct {
    uint32_t type;
    const char *desc;
} sha_test_types[] = {
        {SHA_MCT, "MCT"},
        {SHA_AFT, "AFT"},
};

static struct plain_hash_algorithms {
    const char *str;
    enum rte_crypto_auth_algorithm algo;
} json_algorithms[] = {
        {"SHA-1", RTE_CRYPTO_AUTH_SHA1},
        {"SHA2-224", RTE_CRYPTO_AUTH_SHA224},
        {"SHA2-256", RTE_CRYPTO_AUTH_SHA256},
        {"SHA2-384", RTE_CRYPTO_AUTH_SHA384},
        {"SHA2-512", RTE_CRYPTO_AUTH_SHA512},
};

struct fips_test_callback sha_tests_json_vectors[] = {
        {PT_JSON_STR, parse_uint8_hex_str, &vec.pt},
        {NULL, NULL, NULL} 
};
#endif /* USE_JANSSON */

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;
}

#ifdef USE_JANSSON
static int
parse_test_sha_json_writeback(struct fips_val *val)
{
    struct fips_val val_local;
    json_t *tcId, *md;

    tcId = json_object_get(json_info.json_test_case, "tcId");

    json_info.json_write_case = json_object();
    json_object_set_new(json_info.json_write_case, "tcId", tcId);

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

    writeback_hex_str("", info.one_line_text, &val_local);
    md = json_string(info.one_line_text);
    json_object_set_new(json_info.json_write_case, "md", md);

    return 0;
}

static int
parse_test_sha_mct_json_writeback(struct fips_val *val)
{
    json_t *tcId, *msg, *md, *resArr, *res;
    struct fips_val val_local;

    tcId = json_object_get(json_info.json_test_case, "tcId");
    if (json_info.json_write_case) {
        json_t *wcId;

        wcId = json_object_get(json_info.json_write_case, "tcId");
        if (!json_equal(tcId, wcId)) {
            json_info.json_write_case = json_object();
            json_object_set_new(json_info.json_write_case, "tcId", tcId);
            json_object_set_new(json_info.json_write_case, "resultsArray",
                                json_array());
        }
    } else {
        json_info.json_write_case = json_object();
        json_object_set_new(json_info.json_write_case, "tcId", tcId);
        json_object_set_new(json_info.json_write_case, "resultsArray", json_array());
    }

    resArr = json_object_get(json_info.json_write_case, "resultsArray");
    if (!json_is_array(resArr))
        return -EINVAL;

    res = json_object();

    writeback_hex_str("", info.one_line_text, &val[1]);
    msg = json_string(info.one_line_text);
    json_object_set_new(res, "msg", msg);

    val_local.val = val[0].val + vec.pt.len;
    val_local.len = vec.cipher_auth.digest.len;

    writeback_hex_str("", info.one_line_text, &val_local);
    md = json_string(info.one_line_text);
    json_object_set_new(res, "md", md);

    json_array_append_new(resArr, res);
    return 0;
}

int
parse_test_sha_json_algorithm(void)
{
    json_t *algorithm_object;
    const char *algorithm_str;
    uint32_t i;

    algorithm_object = json_object_get(json_info.json_vector_set, "algorithm");
    algorithm_str = json_string_value(algorithm_object);

    for (i = 0; i < RTE_DIM(json_algorithms); i++) {
        if (strstr(algorithm_str, json_algorithms[i].str)) {
            info.interim_info.sha_data.algo = json_algorithms[i].algo;
            break;
        }
    }

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

    for (i = 0; i < RTE_DIM(phsc); i++) {
        if (info.interim_info.sha_data.algo == phsc[i].algo) {
            vec.cipher_auth.digest.len = atoi(phsc[i].str);
            free(vec.cipher_auth.digest.val);
            vec.cipher_auth.digest.val = calloc(1, vec.cipher_auth.digest.len);
            if (vec.cipher_auth.digest.val == NULL)
                return -1;

            break;
        }
    }

    if (i == RTE_DIM(phsc)) {
        free(vec.cipher_auth.digest.val);
        vec.cipher_auth.digest.val = NULL;
        return -1;
    }

    return 0;
}

int
parse_test_sha_json_test_type(void)
{
    json_t *type_object;
    const char *type_str;
    uint32_t i;

    type_object = json_object_get(json_info.json_test_group, TESTTYPE_JSON_STR);
    type_str = json_string_value(type_object);

    for (i = 0; i < RTE_DIM(sha_test_types); i++)
        if (strstr(type_str, sha_test_types[i].desc)) {
            info.interim_info.aes_data.test_type =
                sha_test_types[i].type;
            break;
        }

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

    switch (info.interim_info.sha_data.test_type) {
    case SHA_MCT:
        info.parse_writeback = parse_test_sha_mct_json_writeback;
        break;
    case SHA_AFT:
        info.parse_writeback = parse_test_sha_json_writeback;
        break;
    default:
        info.parse_writeback = NULL;
    }

    if (!info.parse_writeback)
        return -1;

    return 0;
}

int
parse_test_sha_json_init(void)
{
    info.op = FIPS_TEST_ENC_AUTH_GEN;
    info.parse_writeback = parse_test_sha_json_writeback;
    info.callbacks = sha_tests_json_vectors;
    info.writeback_callbacks = NULL;
    info.kat_check = rsp_test_sha_check;
    info.interim_callbacks = NULL;

    if (parse_test_sha_json_algorithm() < 0)
        return -1;

    if (parse_test_sha_json_test_type() < 0)
        return -1;

    return 0;
}
#endif /* USE_JANSSON */