crypto/openssl-0.9/crypto/cms/cms_att.c

   1 /* crypto/cms/cms_att.c */
   2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
   3  * project.
   4  */
   5 /* ====================================================================
   6  * Copyright (c) 2008 The OpenSSL Project.  All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  *
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in
  17  *    the documentation and/or other materials provided with the
  18  *    distribution.
  19  *
  20  * 3. All advertising materials mentioning features or use of this
  21  *    software must display the following acknowledgment:
  22  *    "This product includes software developed by the OpenSSL Project
  23  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
  24  *
  25  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  26  *    endorse or promote products derived from this software without
  27  *    prior written permission. For written permission, please contact
  28  *    licensing@OpenSSL.org.
  29  *
  30  * 5. Products derived from this software may not be called "OpenSSL"
  31  *    nor may "OpenSSL" appear in their names without prior written
  32  *    permission of the OpenSSL Project.
  33  *
  34  * 6. Redistributions of any form whatsoever must retain the following
  35  *    acknowledgment:
  36  *    "This product includes software developed by the OpenSSL Project
  37  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
  38  *
  39  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  40  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  41  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  42  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  43  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  44  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  45  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  46  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  48  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  49  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  50  * OF THE POSSIBILITY OF SUCH DAMAGE.
  51  * ====================================================================
  52  */
  53
  54 #include <openssl/asn1t.h>
  55 #include <openssl/pem.h>
  56 #include <openssl/x509v3.h>
  57 #include <openssl/err.h>
  58 #include "cms.h"
  59 #include "cms_lcl.h"
  60
  61 /* CMS SignedData Attribute utilities */
  62
  63 int CMS_signed_get_attr_count(const CMS_SignerInfo *si)
  64 {
  65         return X509at_get_attr_count(si->signedAttrs);
  66 }
  67
  68 int CMS_signed_get_attr_by_NID(const CMS_SignerInfo *si, int nid,
  69                           int lastpos)
  70 {
  71         return X509at_get_attr_by_NID(si->signedAttrs, nid, lastpos);
  72 }
  73
  74 int CMS_signed_get_attr_by_OBJ(const CMS_SignerInfo *si, ASN1_OBJECT *obj,
  75                           int lastpos)
  76 {
  77         return X509at_get_attr_by_OBJ(si->signedAttrs, obj, lastpos);
  78 }
  79
  80 X509_ATTRIBUTE *CMS_signed_get_attr(const CMS_SignerInfo *si, int loc)
  81 {
  82         return X509at_get_attr(si->signedAttrs, loc);
  83 }
  84
  85 X509_ATTRIBUTE *CMS_signed_delete_attr(CMS_SignerInfo *si, int loc)
  86 {
  87         return X509at_delete_attr(si->signedAttrs, loc);
  88 }
  89
  90 int CMS_signed_add1_attr(CMS_SignerInfo *si, X509_ATTRIBUTE *attr)
  91 {
  92         if(X509at_add1_attr(&si->signedAttrs, attr)) return 1;
  93         return 0;
  94 }
  95
  96 int CMS_signed_add1_attr_by_OBJ(CMS_SignerInfo *si,
  97                         const ASN1_OBJECT *obj, int type,
  98                         const void *bytes, int len)
  99 {
 100         if(X509at_add1_attr_by_OBJ(&si->signedAttrs, obj,
 101                                 type, bytes, len)) return 1;
 102         return 0;
 103 }
 104
 105 int CMS_signed_add1_attr_by_NID(CMS_SignerInfo *si,
 106                         int nid, int type,
 107                         const void *bytes, int len)
 108 {
 109         if(X509at_add1_attr_by_NID(&si->signedAttrs, nid,
 110                                 type, bytes, len)) return 1;
 111         return 0;
 112 }
 113
 114 int CMS_signed_add1_attr_by_txt(CMS_SignerInfo *si,
 115                         const char *attrname, int type,
 116                         const void *bytes, int len)
 117 {
 118         if(X509at_add1_attr_by_txt(&si->signedAttrs, attrname,
 119                                 type, bytes, len)) return 1;
 120         return 0;
 121 }
 122
 123 void *CMS_signed_get0_data_by_OBJ(CMS_SignerInfo *si, ASN1_OBJECT *oid,
 124                                         int lastpos, int type)
 125 {
 126         return X509at_get0_data_by_OBJ(si->signedAttrs, oid, lastpos, type);
 127 }
 128
 129 int CMS_unsigned_get_attr_count(const CMS_SignerInfo *si)
 130 {
 131         return X509at_get_attr_count(si->unsignedAttrs);
 132 }
 133
 134 int CMS_unsigned_get_attr_by_NID(const CMS_SignerInfo *si, int nid,
 135                           int lastpos)
 136 {
 137         return X509at_get_attr_by_NID(si->unsignedAttrs, nid, lastpos);
 138 }
 139
 140 int CMS_unsigned_get_attr_by_OBJ(const CMS_SignerInfo *si, ASN1_OBJECT *obj,
 141                           int lastpos)
 142 {
 143         return X509at_get_attr_by_OBJ(si->unsignedAttrs, obj, lastpos);
 144 }
 145
 146 X509_ATTRIBUTE *CMS_unsigned_get_attr(const CMS_SignerInfo *si, int loc)
 147 {
 148         return X509at_get_attr(si->unsignedAttrs, loc);
 149 }
 150
 151 X509_ATTRIBUTE *CMS_unsigned_delete_attr(CMS_SignerInfo *si, int loc)
 152 {
 153         return X509at_delete_attr(si->unsignedAttrs, loc);
 154 }
 155
 156 int CMS_unsigned_add1_attr(CMS_SignerInfo *si, X509_ATTRIBUTE *attr)
 157 {
 158         if(X509at_add1_attr(&si->unsignedAttrs, attr)) return 1;
 159         return 0;
 160 }
 161
 162 int CMS_unsigned_add1_attr_by_OBJ(CMS_SignerInfo *si,
 163                         const ASN1_OBJECT *obj, int type,
 164                         const void *bytes, int len)
 165 {
 166         if(X509at_add1_attr_by_OBJ(&si->unsignedAttrs, obj,
 167                                 type, bytes, len)) return 1;
 168         return 0;
 169 }
 170
 171 int CMS_unsigned_add1_attr_by_NID(CMS_SignerInfo *si,
 172                         int nid, int type,
 173                         const void *bytes, int len)
 174 {
 175         if(X509at_add1_attr_by_NID(&si->unsignedAttrs, nid,
 176                                 type, bytes, len)) return 1;
 177         return 0;
 178 }
 179
 180 int CMS_unsigned_add1_attr_by_txt(CMS_SignerInfo *si,
 181                         const char *attrname, int type,
 182                         const void *bytes, int len)
 183 {
 184         if(X509at_add1_attr_by_txt(&si->unsignedAttrs, attrname,
 185                                 type, bytes, len)) return 1;
 186         return 0;
 187 }
 188
 189 void *CMS_unsigned_get0_data_by_OBJ(CMS_SignerInfo *si, ASN1_OBJECT *oid,
 190                                         int lastpos, int type)
 191 {
 192         return X509at_get0_data_by_OBJ(si->unsignedAttrs, oid, lastpos, type);
 193 }
 194
 195 /* Specific attribute cases */