/* $OpenBSD: x509_ia5.c,v 1.1 2020/06/04 15:19:31 jsing Exp $ */

/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL

 * project 1999.

 */

/* ====================================================================

 * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 *

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 *

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in

 *    the documentation and/or other materials provided with the

 *    distribution.

 *

 * 3. All advertising materials mentioning features or use of this

 *    software must display the following acknowledgment:

 *    "This product includes software developed by the OpenSSL Project

 *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"

 *

 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to

 *    endorse or promote products derived from this software without

 *    prior written permission. For written permission, please contact

 *    licensing@OpenSSL.org.

 *

 * 5. Products derived from this software may not be called "OpenSSL"

 *    nor may "OpenSSL" appear in their names without prior written

 *    permission of the OpenSSL Project.

 *

 * 6. Redistributions of any form whatsoever must retain the following

 *    acknowledgment:

 *    "This product includes software developed by the OpenSSL Project

 *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"

 *

 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY

 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR

 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED

 * OF THE POSSIBILITY OF SUCH DAMAGE.

 * ====================================================================

 *

 * This product includes cryptographic software written by Eric Young

 * (eay@cryptsoft.com).  This product includes software written by Tim

 * Hudson (tjh@cryptsoft.com).

 *

 */

#include <stdio.h>

#include <string.h>

#include <openssl/asn1.h>

#include <openssl/conf.h>

#include <openssl/err.h>

#include <openssl/x509v3.h>

static char *i2s_ASN1_IA5STRING(X509V3_EXT_METHOD *method, ASN1_IA5STRING *ia5);

static ASN1_IA5STRING *s2i_ASN1_IA5STRING(X509V3_EXT_METHOD *method,

    X509V3_CTX *ctx, char *str);

const X509V3_EXT_METHOD v3_ns_ia5_list[] = {

  {

    .ext_nid = NID_netscape_base_url,

    .ext_flags = 0,

    .it = &ASN1_IA5STRING_it,

    .ext_new = NULL,

    .ext_free = NULL,

    .d2i = NULL,

    .i2d = NULL,

    .i2s = (X509V3_EXT_I2S)i2s_ASN1_IA5STRING,

    .s2i = (X509V3_EXT_S2I)s2i_ASN1_IA5STRING,

    .i2v = NULL,

    .v2i = NULL,

    .i2r = NULL,

    .r2i = NULL,

    .usr_data = NULL,

  },

  {

    .ext_nid = NID_netscape_revocation_url,

    .ext_flags = 0,

    .it = &ASN1_IA5STRING_it,

    .ext_new = NULL,

    .ext_free = NULL,

    .d2i = NULL,

    .i2d = NULL,

    .i2s = (X509V3_EXT_I2S)i2s_ASN1_IA5STRING,

    .s2i = (X509V3_EXT_S2I)s2i_ASN1_IA5STRING,

    .i2v = NULL,

    .v2i = NULL,

    .i2r = NULL,

    .r2i = NULL,

    .usr_data = NULL,

  },

  {

    .ext_nid = NID_netscape_ca_revocation_url,

    .ext_flags = 0,

    .it = &ASN1_IA5STRING_it,

    .ext_new = NULL,

    .ext_free = NULL,

    .d2i = NULL,

    .i2d = NULL,

    .i2s = (X509V3_EXT_I2S)i2s_ASN1_IA5STRING,

    .s2i = (X509V3_EXT_S2I)s2i_ASN1_IA5STRING,

    .i2v = NULL,

    .v2i = NULL,

    .i2r = NULL,

    .r2i = NULL,

    .usr_data = NULL,

  },

  {

    .ext_nid = NID_netscape_renewal_url,

    .ext_flags = 0,

    .it = &ASN1_IA5STRING_it,

    .ext_new = NULL,

    .ext_free = NULL,

    .d2i = NULL,

    .i2d = NULL,

    .i2s = (X509V3_EXT_I2S)i2s_ASN1_IA5STRING,

    .s2i = (X509V3_EXT_S2I)s2i_ASN1_IA5STRING,

    .i2v = NULL,

    .v2i = NULL,

    .i2r = NULL,

    .r2i = NULL,

    .usr_data = NULL,

  },

  {

    .ext_nid = NID_netscape_ca_policy_url,

    .ext_flags = 0,

    .it = &ASN1_IA5STRING_it,

    .ext_new = NULL,

    .ext_free = NULL,

    .d2i = NULL,

    .i2d = NULL,

    .i2s = (X509V3_EXT_I2S)i2s_ASN1_IA5STRING,

    .s2i = (X509V3_EXT_S2I)s2i_ASN1_IA5STRING,

    .i2v = NULL,

    .v2i = NULL,

    .i2r = NULL,

    .r2i = NULL,

    .usr_data = NULL,

  },

  {

    .ext_nid = NID_netscape_ssl_server_name,

    .ext_flags = 0,

    .it = &ASN1_IA5STRING_it,

    .ext_new = NULL,

    .ext_free = NULL,

    .d2i = NULL,

    .i2d = NULL,

    .i2s = (X509V3_EXT_I2S)i2s_ASN1_IA5STRING,

    .s2i = (X509V3_EXT_S2I)s2i_ASN1_IA5STRING,

    .i2v = NULL,

    .v2i = NULL,

    .i2r = NULL,

    .r2i = NULL,

    .usr_data = NULL,

  },

  {

    .ext_nid = NID_netscape_comment,

    .ext_flags = 0,

    .it = &ASN1_IA5STRING_it,

    .ext_new = NULL,

    .ext_free = NULL,

    .d2i = NULL,

    .i2d = NULL,

    .i2s = (X509V3_EXT_I2S)i2s_ASN1_IA5STRING,

    .s2i = (X509V3_EXT_S2I)s2i_ASN1_IA5STRING,

    .i2v = NULL,

    .v2i = NULL,

    .i2r = NULL,

    .r2i = NULL,

    .usr_data = NULL,

  },

  {

    .ext_nid = -1,

    .ext_flags = 0,

    .it = NULL,

    .ext_new = NULL,

    .ext_free = NULL,

    .d2i = NULL,

    .i2d = NULL,

    .i2s = NULL,

    .s2i = NULL,

    .i2v = NULL,

    .v2i = NULL,

    .i2r = NULL,

    .r2i = NULL,

    .usr_data = NULL,

  },

};

static char *

i2s_ASN1_IA5STRING(X509V3_EXT_METHOD *method, ASN1_IA5STRING *ia5)

{

  char *tmp;

  if (!ia5 || !ia5->length)

    return NULL;

  if (!(tmp = malloc(ia5->length + 1))) {

    X509V3error(ERR_R_MALLOC_FAILURE);

    return NULL;

  }

  memcpy(tmp, ia5->data, ia5->length);

  tmp[ia5->length] = 0;

  return tmp;

}

static ASN1_IA5STRING *

s2i_ASN1_IA5STRING(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, char *str)

{

  ASN1_IA5STRING *ia5;

  if (!str) {

    X509V3error(X509V3_R_INVALID_NULL_ARGUMENT);

    return NULL;

  }

  if (!(ia5 = ASN1_IA5STRING_new()))

    goto err;

  if (!ASN1_STRING_set((ASN1_STRING *)ia5, (unsigned char*)str,

      strlen(str))) {

    ASN1_IA5STRING_free(ia5);

    goto err;

  }

  return ia5;

err:

  X509V3error(ERR_R_MALLOC_FAILURE);

  return NULL;

}