openssl/crypto/cms/cms_asn1.c
Dr. Stephen Henson f2edf3181e CMS public key parameter support.
Add support for customisation of CMS handling of signed and enveloped
data from custom public key parameters.

This will provide support for RSA-PSS and RSA-OAEP but could also be
applied to other algorithms.
(cherry picked from commit e365352d6a)
2013-10-01 14:01:17 +01:00

394 lines
16 KiB
C

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