678948068b
-=-=-=-=-=-=-=-=-=-=-=-=-= -Begin work on Navigation Meshes (simple pathfinding for now, will improve soon) -More doc on theme overriding -Upgraded OpenSSL to version without bugs -Misc bugfixes
136 lines
4.3 KiB
C
136 lines
4.3 KiB
C
/* crypto/cms/cms_cd.c */
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/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
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* project.
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*/
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/* ====================================================================
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* Copyright (c) 2008 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* licensing@OpenSSL.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*/
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#include "cryptlib.h"
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#include <openssl/asn1t.h>
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#include <openssl/pem.h>
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#include <openssl/x509v3.h>
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#include <openssl/err.h>
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#include <openssl/cms.h>
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#include <openssl/bio.h>
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#ifndef OPENSSL_NO_COMP
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#include <openssl/comp.h>
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#endif
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#include "cms_lcl.h"
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DECLARE_ASN1_ITEM(CMS_CompressedData)
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#ifdef ZLIB
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/* CMS CompressedData Utilities */
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CMS_ContentInfo *cms_CompressedData_create(int comp_nid)
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{
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CMS_ContentInfo *cms;
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CMS_CompressedData *cd;
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/* Will need something cleverer if there is ever more than one
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* compression algorithm or parameters have some meaning...
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*/
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if (comp_nid != NID_zlib_compression)
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{
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CMSerr(CMS_F_CMS_COMPRESSEDDATA_CREATE,
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CMS_R_UNSUPPORTED_COMPRESSION_ALGORITHM);
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return NULL;
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}
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cms = CMS_ContentInfo_new();
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if (!cms)
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return NULL;
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cd = M_ASN1_new_of(CMS_CompressedData);
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if (!cd)
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goto err;
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cms->contentType = OBJ_nid2obj(NID_id_smime_ct_compressedData);
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cms->d.compressedData = cd;
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cd->version = 0;
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X509_ALGOR_set0(cd->compressionAlgorithm,
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OBJ_nid2obj(NID_zlib_compression),
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V_ASN1_UNDEF, NULL);
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cd->encapContentInfo->eContentType = OBJ_nid2obj(NID_pkcs7_data);
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return cms;
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err:
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if (cms)
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CMS_ContentInfo_free(cms);
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return NULL;
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}
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BIO *cms_CompressedData_init_bio(CMS_ContentInfo *cms)
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{
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CMS_CompressedData *cd;
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ASN1_OBJECT *compoid;
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if (OBJ_obj2nid(cms->contentType) != NID_id_smime_ct_compressedData)
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{
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CMSerr(CMS_F_CMS_COMPRESSEDDATA_INIT_BIO,
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CMS_R_CONTENT_TYPE_NOT_COMPRESSED_DATA);
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return NULL;
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}
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cd = cms->d.compressedData;
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X509_ALGOR_get0(&compoid, NULL, NULL, cd->compressionAlgorithm);
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if (OBJ_obj2nid(compoid) != NID_zlib_compression)
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{
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CMSerr(CMS_F_CMS_COMPRESSEDDATA_INIT_BIO,
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CMS_R_UNSUPPORTED_COMPRESSION_ALGORITHM);
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return NULL;
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}
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return BIO_new(BIO_f_zlib());
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}
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#endif
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