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380 lines
16 KiB
380 lines
16 KiB
/* crypto/cms/cms_asn1.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 <openssl/asn1t.h>
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#include <openssl/pem.h>
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#include <openssl/x509v3.h>
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#include "cms.h"
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#include "cms_lcl.h"
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ASN1_SEQUENCE(CMS_IssuerAndSerialNumber) = {
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ASN1_SIMPLE(CMS_IssuerAndSerialNumber, issuer, X509_NAME),
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ASN1_SIMPLE(CMS_IssuerAndSerialNumber, serialNumber, ASN1_INTEGER)
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} ASN1_SEQUENCE_END(CMS_IssuerAndSerialNumber)
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ASN1_SEQUENCE(CMS_OtherCertificateFormat) = {
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ASN1_SIMPLE(CMS_OtherCertificateFormat, otherCertFormat, ASN1_OBJECT),
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ASN1_OPT(CMS_OtherCertificateFormat, otherCert, ASN1_ANY)
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} ASN1_SEQUENCE_END(CMS_OtherCertificateFormat)
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ASN1_CHOICE(CMS_CertificateChoices) = {
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ASN1_SIMPLE(CMS_CertificateChoices, d.certificate, X509),
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ASN1_IMP(CMS_CertificateChoices, d.extendedCertificate, ASN1_SEQUENCE, 0),
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ASN1_IMP(CMS_CertificateChoices, d.v1AttrCert, ASN1_SEQUENCE, 1),
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ASN1_IMP(CMS_CertificateChoices, d.v2AttrCert, ASN1_SEQUENCE, 2),
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ASN1_IMP(CMS_CertificateChoices, d.other, CMS_OtherCertificateFormat, 3)
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} ASN1_CHOICE_END(CMS_CertificateChoices)
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ASN1_CHOICE(CMS_SignerIdentifier) = {
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ASN1_SIMPLE(CMS_SignerIdentifier, d.issuerAndSerialNumber, CMS_IssuerAndSerialNumber),
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ASN1_IMP(CMS_SignerIdentifier, d.subjectKeyIdentifier, ASN1_OCTET_STRING, 0)
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} ASN1_CHOICE_END(CMS_SignerIdentifier)
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ASN1_NDEF_SEQUENCE(CMS_EncapsulatedContentInfo) = {
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ASN1_SIMPLE(CMS_EncapsulatedContentInfo, eContentType, ASN1_OBJECT),
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ASN1_NDEF_EXP_OPT(CMS_EncapsulatedContentInfo, eContent, ASN1_OCTET_STRING_NDEF, 0)
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} ASN1_NDEF_SEQUENCE_END(CMS_EncapsulatedContentInfo)
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/* Minor tweak to operation: free up signer key, cert */
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static int cms_si_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it,
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void *exarg)
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{
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if(operation == ASN1_OP_FREE_POST)
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{
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CMS_SignerInfo *si = (CMS_SignerInfo *)*pval;
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if (si->pkey)
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EVP_PKEY_free(si->pkey);
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if (si->signer)
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X509_free(si->signer);
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}
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return 1;
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}
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ASN1_SEQUENCE_cb(CMS_SignerInfo, cms_si_cb) = {
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ASN1_SIMPLE(CMS_SignerInfo, version, LONG),
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ASN1_SIMPLE(CMS_SignerInfo, sid, CMS_SignerIdentifier),
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ASN1_SIMPLE(CMS_SignerInfo, digestAlgorithm, X509_ALGOR),
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ASN1_IMP_SET_OF_OPT(CMS_SignerInfo, signedAttrs, X509_ATTRIBUTE, 0),
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ASN1_SIMPLE(CMS_SignerInfo, signatureAlgorithm, X509_ALGOR),
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ASN1_SIMPLE(CMS_SignerInfo, signature, ASN1_OCTET_STRING),
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ASN1_IMP_SET_OF_OPT(CMS_SignerInfo, unsignedAttrs, X509_ATTRIBUTE, 1)
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} ASN1_SEQUENCE_END_cb(CMS_SignerInfo, CMS_SignerInfo)
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ASN1_SEQUENCE(CMS_OtherRevocationInfoFormat) = {
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ASN1_SIMPLE(CMS_OtherRevocationInfoFormat, otherRevInfoFormat, ASN1_OBJECT),
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ASN1_OPT(CMS_OtherRevocationInfoFormat, otherRevInfo, ASN1_ANY)
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} ASN1_SEQUENCE_END(CMS_OtherRevocationInfoFormat)
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ASN1_CHOICE(CMS_RevocationInfoChoice) = {
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ASN1_SIMPLE(CMS_RevocationInfoChoice, d.crl, X509_CRL),
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ASN1_IMP(CMS_RevocationInfoChoice, d.other, CMS_OtherRevocationInfoFormat, 1)
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} ASN1_CHOICE_END(CMS_RevocationInfoChoice)
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ASN1_NDEF_SEQUENCE(CMS_SignedData) = {
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ASN1_SIMPLE(CMS_SignedData, version, LONG),
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ASN1_SET_OF(CMS_SignedData, digestAlgorithms, X509_ALGOR),
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ASN1_SIMPLE(CMS_SignedData, encapContentInfo, CMS_EncapsulatedContentInfo),
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ASN1_IMP_SET_OF_OPT(CMS_SignedData, certificates, CMS_CertificateChoices, 0),
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ASN1_IMP_SET_OF_OPT(CMS_SignedData, crls, CMS_RevocationInfoChoice, 1),
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ASN1_SET_OF(CMS_SignedData, signerInfos, CMS_SignerInfo)
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} ASN1_NDEF_SEQUENCE_END(CMS_SignedData)
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ASN1_SEQUENCE(CMS_OriginatorInfo) = {
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ASN1_IMP_SET_OF_OPT(CMS_OriginatorInfo, certificates, CMS_CertificateChoices, 0),
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ASN1_IMP_SET_OF_OPT(CMS_OriginatorInfo, crls, CMS_RevocationInfoChoice, 1)
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} ASN1_SEQUENCE_END(CMS_OriginatorInfo)
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ASN1_NDEF_SEQUENCE(CMS_EncryptedContentInfo) = {
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ASN1_SIMPLE(CMS_EncryptedContentInfo, contentType, ASN1_OBJECT),
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ASN1_SIMPLE(CMS_EncryptedContentInfo, contentEncryptionAlgorithm, X509_ALGOR),
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ASN1_IMP_OPT(CMS_EncryptedContentInfo, encryptedContent, ASN1_OCTET_STRING_NDEF, 0)
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} ASN1_NDEF_SEQUENCE_END(CMS_EncryptedContentInfo)
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ASN1_SEQUENCE(CMS_KeyTransRecipientInfo) = {
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ASN1_SIMPLE(CMS_KeyTransRecipientInfo, version, LONG),
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ASN1_SIMPLE(CMS_KeyTransRecipientInfo, rid, CMS_SignerIdentifier),
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ASN1_SIMPLE(CMS_KeyTransRecipientInfo, keyEncryptionAlgorithm, X509_ALGOR),
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ASN1_SIMPLE(CMS_KeyTransRecipientInfo, encryptedKey, ASN1_OCTET_STRING)
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} ASN1_SEQUENCE_END(CMS_KeyTransRecipientInfo)
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ASN1_SEQUENCE(CMS_OtherKeyAttribute) = {
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ASN1_SIMPLE(CMS_OtherKeyAttribute, keyAttrId, ASN1_OBJECT),
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ASN1_OPT(CMS_OtherKeyAttribute, keyAttr, ASN1_ANY)
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} ASN1_SEQUENCE_END(CMS_OtherKeyAttribute)
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ASN1_SEQUENCE(CMS_RecipientKeyIdentifier) = {
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ASN1_SIMPLE(CMS_RecipientKeyIdentifier, subjectKeyIdentifier, ASN1_OCTET_STRING),
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ASN1_OPT(CMS_RecipientKeyIdentifier, date, ASN1_GENERALIZEDTIME),
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ASN1_OPT(CMS_RecipientKeyIdentifier, other, CMS_OtherKeyAttribute)
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} ASN1_SEQUENCE_END(CMS_RecipientKeyIdentifier)
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ASN1_CHOICE(CMS_KeyAgreeRecipientIdentifier) = {
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ASN1_SIMPLE(CMS_KeyAgreeRecipientIdentifier, d.issuerAndSerialNumber, CMS_IssuerAndSerialNumber),
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ASN1_IMP(CMS_KeyAgreeRecipientIdentifier, d.rKeyId, CMS_RecipientKeyIdentifier, 0)
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} ASN1_CHOICE_END(CMS_KeyAgreeRecipientIdentifier)
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ASN1_SEQUENCE(CMS_RecipientEncryptedKey) = {
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ASN1_SIMPLE(CMS_RecipientEncryptedKey, rid, CMS_KeyAgreeRecipientIdentifier),
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ASN1_SIMPLE(CMS_RecipientEncryptedKey, encryptedKey, ASN1_OCTET_STRING)
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} ASN1_SEQUENCE_END(CMS_RecipientEncryptedKey)
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ASN1_SEQUENCE(CMS_OriginatorPublicKey) = {
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ASN1_SIMPLE(CMS_OriginatorPublicKey, algorithm, X509_ALGOR),
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ASN1_SIMPLE(CMS_OriginatorPublicKey, publicKey, ASN1_BIT_STRING)
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} ASN1_SEQUENCE_END(CMS_OriginatorPublicKey)
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ASN1_CHOICE(CMS_OriginatorIdentifierOrKey) = {
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ASN1_SIMPLE(CMS_OriginatorIdentifierOrKey, d.issuerAndSerialNumber, CMS_IssuerAndSerialNumber),
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ASN1_IMP(CMS_OriginatorIdentifierOrKey, d.subjectKeyIdentifier, ASN1_OCTET_STRING, 0),
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ASN1_IMP(CMS_OriginatorIdentifierOrKey, d.originatorKey, CMS_OriginatorPublicKey, 1)
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} ASN1_CHOICE_END(CMS_OriginatorIdentifierOrKey)
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ASN1_SEQUENCE(CMS_KeyAgreeRecipientInfo) = {
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ASN1_SIMPLE(CMS_KeyAgreeRecipientInfo, version, LONG),
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ASN1_EXP(CMS_KeyAgreeRecipientInfo, originator, CMS_OriginatorIdentifierOrKey, 0),
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ASN1_EXP_OPT(CMS_KeyAgreeRecipientInfo, ukm, ASN1_OCTET_STRING, 1),
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ASN1_SIMPLE(CMS_KeyAgreeRecipientInfo, keyEncryptionAlgorithm, X509_ALGOR),
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ASN1_SEQUENCE_OF(CMS_KeyAgreeRecipientInfo, recipientEncryptedKeys, CMS_RecipientEncryptedKey)
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} ASN1_SEQUENCE_END(CMS_KeyAgreeRecipientInfo)
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ASN1_SEQUENCE(CMS_KEKIdentifier) = {
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ASN1_SIMPLE(CMS_KEKIdentifier, keyIdentifier, ASN1_OCTET_STRING),
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ASN1_OPT(CMS_KEKIdentifier, date, ASN1_GENERALIZEDTIME),
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ASN1_OPT(CMS_KEKIdentifier, other, CMS_OtherKeyAttribute)
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} ASN1_SEQUENCE_END(CMS_KEKIdentifier)
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ASN1_SEQUENCE(CMS_KEKRecipientInfo) = {
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ASN1_SIMPLE(CMS_KEKRecipientInfo, version, LONG),
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ASN1_SIMPLE(CMS_KEKRecipientInfo, kekid, CMS_KEKIdentifier),
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ASN1_SIMPLE(CMS_KEKRecipientInfo, keyEncryptionAlgorithm, X509_ALGOR),
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ASN1_SIMPLE(CMS_KEKRecipientInfo, encryptedKey, ASN1_OCTET_STRING)
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} ASN1_SEQUENCE_END(CMS_KEKRecipientInfo)
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ASN1_SEQUENCE(CMS_PasswordRecipientInfo) = {
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ASN1_SIMPLE(CMS_PasswordRecipientInfo, version, LONG),
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ASN1_IMP_OPT(CMS_PasswordRecipientInfo, keyDerivationAlgorithm, X509_ALGOR, 0),
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ASN1_SIMPLE(CMS_PasswordRecipientInfo, keyEncryptionAlgorithm, X509_ALGOR),
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ASN1_SIMPLE(CMS_PasswordRecipientInfo, encryptedKey, ASN1_OCTET_STRING)
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} ASN1_SEQUENCE_END(CMS_PasswordRecipientInfo)
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ASN1_SEQUENCE(CMS_OtherRecipientInfo) = {
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ASN1_SIMPLE(CMS_OtherRecipientInfo, oriType, ASN1_OBJECT),
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ASN1_OPT(CMS_OtherRecipientInfo, oriValue, ASN1_ANY)
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} ASN1_SEQUENCE_END(CMS_OtherRecipientInfo)
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/* Free up RecipientInfo additional data */
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static int cms_ri_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it,
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void *exarg)
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{
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if(operation == ASN1_OP_FREE_PRE)
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{
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CMS_RecipientInfo *ri = (CMS_RecipientInfo *)*pval;
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if (ri->type == CMS_RECIPINFO_TRANS)
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{
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CMS_KeyTransRecipientInfo *ktri = ri->d.ktri;
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if (ktri->pkey)
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EVP_PKEY_free(ktri->pkey);
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if (ktri->recip)
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X509_free(ktri->recip);
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}
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else if (ri->type == CMS_RECIPINFO_KEK)
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{
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CMS_KEKRecipientInfo *kekri = ri->d.kekri;
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if (kekri->key)
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{
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OPENSSL_cleanse(kekri->key, kekri->keylen);
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OPENSSL_free(kekri->key);
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}
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}
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}
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return 1;
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}
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ASN1_CHOICE_cb(CMS_RecipientInfo, cms_ri_cb) = {
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ASN1_SIMPLE(CMS_RecipientInfo, d.ktri, CMS_KeyTransRecipientInfo),
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ASN1_IMP(CMS_RecipientInfo, d.kari, CMS_KeyAgreeRecipientInfo, 1),
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ASN1_IMP(CMS_RecipientInfo, d.kekri, CMS_KEKRecipientInfo, 2),
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ASN1_IMP(CMS_RecipientInfo, d.pwri, CMS_PasswordRecipientInfo, 3),
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ASN1_IMP(CMS_RecipientInfo, d.ori, CMS_OtherRecipientInfo, 4)
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} ASN1_CHOICE_END_cb(CMS_RecipientInfo, CMS_RecipientInfo, type)
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ASN1_NDEF_SEQUENCE(CMS_EnvelopedData) = {
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ASN1_SIMPLE(CMS_EnvelopedData, version, LONG),
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ASN1_IMP_OPT(CMS_EnvelopedData, originatorInfo, CMS_OriginatorInfo, 0),
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ASN1_SET_OF(CMS_EnvelopedData, recipientInfos, CMS_RecipientInfo),
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ASN1_SIMPLE(CMS_EnvelopedData, encryptedContentInfo, CMS_EncryptedContentInfo),
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ASN1_IMP_SET_OF_OPT(CMS_EnvelopedData, unprotectedAttrs, X509_ATTRIBUTE, 1)
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} ASN1_NDEF_SEQUENCE_END(CMS_EnvelopedData)
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ASN1_NDEF_SEQUENCE(CMS_DigestedData) = {
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ASN1_SIMPLE(CMS_DigestedData, version, LONG),
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ASN1_SIMPLE(CMS_DigestedData, digestAlgorithm, X509_ALGOR),
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ASN1_SIMPLE(CMS_DigestedData, encapContentInfo, CMS_EncapsulatedContentInfo),
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ASN1_SIMPLE(CMS_DigestedData, digest, ASN1_OCTET_STRING)
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} ASN1_NDEF_SEQUENCE_END(CMS_DigestedData)
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ASN1_NDEF_SEQUENCE(CMS_EncryptedData) = {
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ASN1_SIMPLE(CMS_EncryptedData, version, LONG),
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ASN1_SIMPLE(CMS_EncryptedData, encryptedContentInfo, CMS_EncryptedContentInfo),
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ASN1_IMP_SET_OF_OPT(CMS_EncryptedData, unprotectedAttrs, X509_ATTRIBUTE, 1)
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} ASN1_NDEF_SEQUENCE_END(CMS_EncryptedData)
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ASN1_NDEF_SEQUENCE(CMS_AuthenticatedData) = {
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ASN1_SIMPLE(CMS_AuthenticatedData, version, LONG),
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ASN1_IMP_OPT(CMS_AuthenticatedData, originatorInfo, CMS_OriginatorInfo, 0),
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ASN1_SET_OF(CMS_AuthenticatedData, recipientInfos, CMS_RecipientInfo),
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ASN1_SIMPLE(CMS_AuthenticatedData, macAlgorithm, X509_ALGOR),
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ASN1_IMP(CMS_AuthenticatedData, digestAlgorithm, X509_ALGOR, 1),
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ASN1_SIMPLE(CMS_AuthenticatedData, encapContentInfo, CMS_EncapsulatedContentInfo),
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ASN1_IMP_SET_OF_OPT(CMS_AuthenticatedData, authAttrs, X509_ALGOR, 2),
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ASN1_SIMPLE(CMS_AuthenticatedData, mac, ASN1_OCTET_STRING),
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ASN1_IMP_SET_OF_OPT(CMS_AuthenticatedData, unauthAttrs, X509_ALGOR, 3)
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} ASN1_NDEF_SEQUENCE_END(CMS_AuthenticatedData)
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ASN1_NDEF_SEQUENCE(CMS_CompressedData) = {
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ASN1_SIMPLE(CMS_CompressedData, version, LONG),
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ASN1_SIMPLE(CMS_CompressedData, compressionAlgorithm, X509_ALGOR),
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ASN1_SIMPLE(CMS_CompressedData, encapContentInfo, CMS_EncapsulatedContentInfo),
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} ASN1_NDEF_SEQUENCE_END(CMS_CompressedData)
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/* This is the ANY DEFINED BY table for the top level ContentInfo structure */
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ASN1_ADB_TEMPLATE(cms_default) = ASN1_EXP(CMS_ContentInfo, d.other, ASN1_ANY, 0);
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ASN1_ADB(CMS_ContentInfo) = {
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ADB_ENTRY(NID_pkcs7_data, ASN1_NDEF_EXP(CMS_ContentInfo, d.data, ASN1_OCTET_STRING_NDEF, 0)),
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ADB_ENTRY(NID_pkcs7_signed, ASN1_NDEF_EXP(CMS_ContentInfo, d.signedData, CMS_SignedData, 0)),
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ADB_ENTRY(NID_pkcs7_enveloped, ASN1_NDEF_EXP(CMS_ContentInfo, d.envelopedData, CMS_EnvelopedData, 0)),
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ADB_ENTRY(NID_pkcs7_digest, ASN1_NDEF_EXP(CMS_ContentInfo, d.digestedData, CMS_DigestedData, 0)),
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ADB_ENTRY(NID_pkcs7_encrypted, ASN1_NDEF_EXP(CMS_ContentInfo, d.encryptedData, CMS_EncryptedData, 0)),
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ADB_ENTRY(NID_id_smime_ct_authData, ASN1_NDEF_EXP(CMS_ContentInfo, d.authenticatedData, CMS_AuthenticatedData, 0)),
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ADB_ENTRY(NID_id_smime_ct_compressedData, ASN1_NDEF_EXP(CMS_ContentInfo, d.compressedData, CMS_CompressedData, 0)),
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} ASN1_ADB_END(CMS_ContentInfo, 0, contentType, 0, &cms_default_tt, NULL);
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/* CMS streaming support */
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static int cms_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it,
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void *exarg)
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{
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ASN1_STREAM_ARG *sarg = exarg;
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CMS_ContentInfo *cms = NULL;
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if (pval)
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cms = (CMS_ContentInfo *)*pval;
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else
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return 1;
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switch(operation)
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{
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case ASN1_OP_STREAM_PRE:
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if (CMS_stream(&sarg->boundary, cms) <= 0)
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return 0;
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case ASN1_OP_DETACHED_PRE:
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sarg->ndef_bio = CMS_dataInit(cms, sarg->out);
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if (!sarg->ndef_bio)
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return 0;
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break;
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case ASN1_OP_STREAM_POST:
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case ASN1_OP_DETACHED_POST:
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if (CMS_dataFinal(cms, sarg->ndef_bio) <= 0)
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return 0;
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break;
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}
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return 1;
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}
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ASN1_NDEF_SEQUENCE_cb(CMS_ContentInfo, cms_cb) = {
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ASN1_SIMPLE(CMS_ContentInfo, contentType, ASN1_OBJECT),
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ASN1_ADB_OBJECT(CMS_ContentInfo)
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} ASN1_NDEF_SEQUENCE_END_cb(CMS_ContentInfo, CMS_ContentInfo)
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/* Specials for signed attributes */
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/* When signing attributes we want to reorder them to match the sorted
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* encoding.
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*/
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ASN1_ITEM_TEMPLATE(CMS_Attributes_Sign) =
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ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SET_ORDER, 0, CMS_ATTRIBUTES, X509_ATTRIBUTE)
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ASN1_ITEM_TEMPLATE_END(CMS_Attributes_Sign)
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/* When verifying attributes we need to use the received order. So
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* we use SEQUENCE OF and tag it to SET OF
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*/
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ASN1_ITEM_TEMPLATE(CMS_Attributes_Verify) =
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ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF | ASN1_TFLG_IMPTAG | ASN1_TFLG_UNIVERSAL,
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V_ASN1_SET, CMS_ATTRIBUTES, X509_ATTRIBUTE)
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ASN1_ITEM_TEMPLATE_END(CMS_Attributes_Verify)
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ASN1_CHOICE(CMS_ReceiptsFrom) = {
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ASN1_IMP(CMS_ReceiptsFrom, d.allOrFirstTier, LONG, 0),
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ASN1_IMP_SEQUENCE_OF(CMS_ReceiptsFrom, d.receiptList, GENERAL_NAMES, 1)
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} ASN1_CHOICE_END(CMS_ReceiptsFrom)
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ASN1_SEQUENCE(CMS_ReceiptRequest) = {
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ASN1_SIMPLE(CMS_ReceiptRequest, signedContentIdentifier, ASN1_OCTET_STRING),
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ASN1_SIMPLE(CMS_ReceiptRequest, receiptsFrom, CMS_ReceiptsFrom),
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ASN1_SEQUENCE_OF(CMS_ReceiptRequest, receiptsTo, GENERAL_NAMES)
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} ASN1_SEQUENCE_END(CMS_ReceiptRequest)
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ASN1_SEQUENCE(CMS_Receipt) = {
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ASN1_SIMPLE(CMS_Receipt, version, LONG),
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ASN1_SIMPLE(CMS_Receipt, contentType, ASN1_OBJECT),
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ASN1_SIMPLE(CMS_Receipt, signedContentIdentifier, ASN1_OCTET_STRING),
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ASN1_SIMPLE(CMS_Receipt, originatorSignatureValue, ASN1_OCTET_STRING)
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} ASN1_SEQUENCE_END(CMS_Receipt)
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