// Copyright 1999-2016 The OpenSSL Project Authors. All Rights Reserved.

//

// Licensed under the Apache License, Version 2.0 (the "License");

// you may not use this file except in compliance with the License.

// You may obtain a copy of the License at

//

//     https://www.apache.org/licenses/LICENSE-2.0

//

// Unless required by applicable law or agreed to in writing, software

// distributed under the License is distributed on an "AS IS" BASIS,

// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

// See the License for the specific language governing permissions and

// limitations under the License.

#include <stdio.h>

#include <openssl/mem.h>

#include <openssl/obj.h>

#include <openssl/x509.h>

#include <openssl/x509v3.h>

#include "internal.h"

using namespace bssl;

typedef BIT_STRING_BITNAME ENUMERATED_NAMES;

static const ENUMERATED_NAMES crl_reasons[] = {

    {CRL_REASON_UNSPECIFIED, "Unspecified", "unspecified"},

    {CRL_REASON_KEY_COMPROMISE, "Key Compromise", "keyCompromise"},

    {CRL_REASON_CA_COMPROMISE, "CA Compromise", "CACompromise"},

    {CRL_REASON_AFFILIATION_CHANGED, "Affiliation Changed",

     "affiliationChanged"},

    {CRL_REASON_SUPERSEDED, "Superseded", "superseded"},

    {CRL_REASON_CESSATION_OF_OPERATION, "Cessation Of Operation",

     "cessationOfOperation"},

    {CRL_REASON_CERTIFICATE_HOLD, "Certificate Hold", "certificateHold"},

    {CRL_REASON_REMOVE_FROM_CRL, "Remove From CRL", "removeFromCRL"},

    {CRL_REASON_PRIVILEGE_WITHDRAWN, "Privilege Withdrawn",

     "privilegeWithdrawn"},

    {CRL_REASON_AA_COMPROMISE, "AA Compromise", "AACompromise"},

    {-1, nullptr, nullptr}};

static char *i2s_ASN1_ENUMERATED_TABLE(const X509V3_EXT_METHOD *method,

                                       void *ext) {

  const ASN1_ENUMERATED *e = reinterpret_cast<const ASN1_ENUMERATED *>(ext);

  long strval = ASN1_ENUMERATED_get(e);

  for (const ENUMERATED_NAMES *enam =

           reinterpret_cast<const ENUMERATED_NAMES *>(method->usr_data);

       enam->lname; enam++) {

    if (strval == enam->bitnum) {

      return OPENSSL_strdup(enam->lname);

    }

  }

  return i2s_ASN1_ENUMERATED(method, e);

}

const X509V3_EXT_METHOD bssl::v3_crl_reason = {

    NID_crl_reason,

    0,

    ASN1_ITEM_ref(ASN1_ENUMERATED),

    nullptr,

    nullptr,

    nullptr,

    nullptr,

    i2s_ASN1_ENUMERATED_TABLE,

    nullptr,

    nullptr,

    nullptr,

    nullptr,

    nullptr,

    (void *)crl_reasons,

};