/*
- * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
- * project.
- */
-/* ====================================================================
- * Copyright (c) 2008 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.
+ * Copyright 2008-2018 The OpenSSL Project Authors. All Rights Reserved.
*
- * 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.
- * ====================================================================
+ * Licensed under the Apache License 2.0 (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
*/
#include "internal/cryptlib.h"
#include <openssl/err.h>
#include <openssl/cms.h>
#include <openssl/rand.h>
-#include "cms_lcl.h"
+#include "cms_local.h"
/* CMS EncryptedData Utilities */
CMS_R_CIPHER_INITIALISATION_ERROR);
goto err;
}
-
- calg->parameter = ASN1_TYPE_new();
- if (calg->parameter == NULL) {
- CMSerr(CMS_F_CMS_ENCRYPTEDCONTENT_INIT_BIO, ERR_R_MALLOC_FAILURE);
- goto err;
- }
- if (EVP_CIPHER_param_to_asn1(ctx, calg->parameter) <= 0) {
- CMSerr(CMS_F_CMS_ENCRYPTEDCONTENT_INIT_BIO,
- CMS_R_CIPHER_PARAMETER_INITIALISATION_ERROR);
- goto err;
- }
- /* If parameter type not set omit parameter */
- if (calg->parameter->type == V_ASN1_UNDEF) {
- ASN1_TYPE_free(calg->parameter);
- calg->parameter = NULL;
+ if (enc) {
+ calg->parameter = ASN1_TYPE_new();
+ if (calg->parameter == NULL) {
+ CMSerr(CMS_F_CMS_ENCRYPTEDCONTENT_INIT_BIO, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ if (EVP_CIPHER_param_to_asn1(ctx, calg->parameter) <= 0) {
+ CMSerr(CMS_F_CMS_ENCRYPTEDCONTENT_INIT_BIO,
+ CMS_R_CIPHER_PARAMETER_INITIALISATION_ERROR);
+ goto err;
+ }
+ /* If parameter type not set omit parameter */
+ if (calg->parameter->type == V_ASN1_UNDEF) {
+ ASN1_TYPE_free(calg->parameter);
+ calg->parameter = NULL;
+ }
}
ok = 1;
{
ec->cipher = cipher;
if (key) {
- ec->key = OPENSSL_malloc(keylen);
- if (ec->key == NULL)
+ if ((ec->key = OPENSSL_malloc(keylen)) == NULL) {
+ CMSerr(CMS_F_CMS_ENCRYPTEDCONTENT_INIT, ERR_R_MALLOC_FAILURE);
return 0;
+ }
memcpy(ec->key, key, keylen);
}
ec->keylen = keylen;
return cms_EncryptedContent_init(ec, ciph, key, keylen);
}
-BIO *cms_EncryptedData_init_bio(CMS_ContentInfo *cms)
+BIO *cms_EncryptedData_init_bio(const CMS_ContentInfo *cms)
{
CMS_EncryptedData *enc = cms->d.encryptedData;
if (enc->encryptedContentInfo->cipher && enc->unprotectedAttrs)