コード例 #1
0
ファイル: ct_sct.c プロジェクト: 2007750219/openssl
            SCT_VALIDATION_STATUS_VALID : SCT_VALIDATION_STATUS_INVALID;

end:
    is_sct_valid = sct->validation_status == SCT_VALIDATION_STATUS_VALID;
err:
    X509_PUBKEY_free(pub);
    X509_PUBKEY_free(log_pkey);
    SCT_CTX_free(sctx);

    return is_sct_valid;
}

int SCT_LIST_validate(const STACK_OF(SCT) *scts, CT_POLICY_EVAL_CTX *ctx)
{
    int are_scts_valid = 1;
    int sct_count = scts != NULL ? sk_SCT_num(scts) : 0;
    int i;

    for (i = 0; i < sct_count; ++i) {
        int is_sct_valid = -1;
        SCT *sct = sk_SCT_value(scts, i);

        if (sct == NULL)
            continue;

        is_sct_valid = SCT_validate(sct, ctx);
        if (is_sct_valid < 0)
            return is_sct_valid;
        are_scts_valid &= is_sct_valid;
    }
コード例 #2
0
ファイル: ct_test.c プロジェクト: Dmitry-Me/openssl
static int execute_cert_test(CT_TEST_FIXTURE fixture)
{
    int test_failed = 0;
    X509 *cert = NULL, *issuer = NULL;
    STACK_OF(SCT) *scts = NULL;
    SCT *sct = NULL;
    char expected_sct_text[CT_TEST_MAX_FILE_SIZE];
    int sct_text_len = 0;
    unsigned char *tls_sct = NULL;
    size_t tls_sct_len = 0;
    CT_POLICY_EVAL_CTX *ct_policy_ctx = CT_POLICY_EVAL_CTX_new();

    if (fixture.sct_text_file_path != NULL) {
        sct_text_len = read_text_file(
            fixture.sct_text_file_path,
            expected_sct_text,
            CT_TEST_MAX_FILE_SIZE - 1);

        if (sct_text_len < 0) {
            test_failed = 1;
            fprintf(stderr, "Test data file not found: %s\n",
                fixture.sct_text_file_path);
            goto end;
        }

        expected_sct_text[sct_text_len] = '\0';
    }

    CT_POLICY_EVAL_CTX_set0_log_store(ct_policy_ctx, fixture.ctlog_store);

    if (fixture.certificate_file_path != NULL) {
        int sct_extension_index;
        X509_EXTENSION *sct_extension = NULL;
        cert = load_pem_cert(fixture.certificate_file_path);

        if (cert == NULL) {
            test_failed = 1;
            fprintf(stderr, "Unable to load certificate: %s\n",
                fixture.certificate_file_path);
            goto end;
        }

        CT_POLICY_EVAL_CTX_set0_cert(ct_policy_ctx, cert);

        if (fixture.issuer_file_path != NULL) {
            issuer = load_pem_cert(fixture.issuer_file_path);

            if (issuer == NULL) {
                test_failed = 1;
                fprintf(stderr, "Unable to load issuer certificate: %s\n",
                        fixture.issuer_file_path);
                goto end;
            }

            CT_POLICY_EVAL_CTX_set0_issuer(ct_policy_ctx, issuer);
        }

        sct_extension_index =
                X509_get_ext_by_NID(cert, NID_ct_precert_scts, -1);
        sct_extension = X509_get_ext(cert, sct_extension_index);
        if (fixture.expected_sct_count > 0) {
            if (sct_extension == NULL) {
                test_failed = 1;
                fprintf(stderr, "SCT extension not found in: %s\n",
                    fixture.certificate_file_path);
                goto end;
            }

            if (fixture.sct_text_file_path) {
                test_failed = compare_extension_printout(sct_extension,
                                                    expected_sct_text);
                if (test_failed != 0)
                    goto end;
            }

            if (fixture.test_validity) {
                int are_scts_validated = 0;
                scts = X509V3_EXT_d2i(sct_extension);
                SCT_LIST_set_source(scts, SCT_SOURCE_X509V3_EXTENSION);

                are_scts_validated = SCT_LIST_validate(scts, ct_policy_ctx);
                if (are_scts_validated < 0) {
                    fprintf(stderr, "Error verifying SCTs\n");
                    test_failed = 1;
                } else if (!are_scts_validated) {
                    int invalid_sct_count = 0;
                    int valid_sct_count = 0;
                    int i;

                    for (i = 0; i < sk_SCT_num(scts); ++i) {
                        SCT *sct_i = sk_SCT_value(scts, i);
                        switch (SCT_get_validation_status(sct_i)) {
                        case SCT_VALIDATION_STATUS_VALID:
                            ++valid_sct_count;
                            break;
                        case SCT_VALIDATION_STATUS_INVALID:
                            ++invalid_sct_count;
                            break;
                        default:
                            /* Ignore other validation statuses. */
                            break;
                        }
                    }

                    if (valid_sct_count != fixture.expected_sct_count) {
                        int unverified_sct_count = sk_SCT_num(scts) -
                                invalid_sct_count - valid_sct_count;

                        fprintf(stderr,
                                "%d SCTs failed verification\n"
                                "%d SCTs passed verification (%d expected)\n"
                                "%d SCTs were unverified\n",
                                invalid_sct_count,
                                valid_sct_count,
                                fixture.expected_sct_count,
                                unverified_sct_count);
                    }
                    test_failed = 1;
                }

                if (test_failed != 0)
                    goto end;
            }
        } else if (sct_extension != NULL) {
            test_failed = 1;
            fprintf(stderr,
                    "Expected no SCTs, but found SCT extension in: %s\n",
                    fixture.certificate_file_path);
            goto end;
        }
    }

    if (fixture.tls_sct != NULL) {
        const unsigned char *p = fixture.tls_sct;
        if (o2i_SCT(&sct, &p, fixture.tls_sct_len) == NULL) {
            test_failed = 1;
            fprintf(stderr, "Failed to decode SCT from TLS format\n");
            goto end;
        }

        if (fixture.sct_text_file_path) {
            test_failed = compare_sct_printout(sct, expected_sct_text);
            if (test_failed != 0)
                goto end;
        }

        tls_sct_len = i2o_SCT(sct, &tls_sct);
        if (tls_sct_len != fixture.tls_sct_len ||
            memcmp(fixture.tls_sct, tls_sct, tls_sct_len) != 0) {
            test_failed = 1;
            fprintf(stderr, "Failed to encode SCT into TLS format correctly\n");
            goto end;
        }

        if (fixture.test_validity && cert != NULL) {
            int is_sct_validated = SCT_validate(sct, ct_policy_ctx);
            if (is_sct_validated < 0) {
                test_failed = 1;
                fprintf(stderr, "Error validating SCT\n");
                goto end;
            } else if (!is_sct_validated) {
                test_failed = 1;
                fprintf(stderr, "SCT failed verification\n");
                goto end;
            }
        }
    }

end:
    X509_free(cert);
    X509_free(issuer);
    SCT_LIST_free(scts);
    SCT_free(sct);
    CT_POLICY_EVAL_CTX_free(ct_policy_ctx);
    OPENSSL_free(tls_sct);
    return test_failed;
}
コード例 #3
0
ファイル: ct_prn.c プロジェクト: Ana06/openssl
    BIO_printf(out, "\n%*sTimestamp : ", indent + 4, "");
    timestamp_print(sct->timestamp, out);

    BIO_printf(out, "\n%*sExtensions: ", indent + 4, "");
    if (sct->ext_len == 0)
        BIO_printf(out, "none");
    else
        BIO_hex_string(out, indent + 16, 16, sct->ext, sct->ext_len);

    BIO_printf(out, "\n%*sSignature : ", indent + 4, "");
    SCT_signature_algorithms_print(sct, out);
    BIO_printf(out, "\n%*s            ", indent + 4, "");
    BIO_hex_string(out, indent + 16, 16, sct->sig, sct->sig_len);
}

void SCT_LIST_print(const STACK_OF(SCT) *sct_list, BIO *out, int indent,
                    const char *separator, const CTLOG_STORE *log_store)
{
    int sct_count = sk_SCT_num(sct_list);
    int i;

    for (i = 0; i < sct_count; ++i) {
        SCT *sct = sk_SCT_value(sct_list, i);

        SCT_print(sct, out, indent, log_store);
        if (i < sk_SCT_num(sct_list) - 1)
            BIO_printf(out, "%s", separator);
    }
}