1/* crypto/cms/cms_asn1.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 "cms.h"
58#include "cms_lcl.h"
59
60
61ASN1_SEQUENCE(CMS_IssuerAndSerialNumber) = {
62	ASN1_SIMPLE(CMS_IssuerAndSerialNumber, issuer, X509_NAME),
63	ASN1_SIMPLE(CMS_IssuerAndSerialNumber, serialNumber, ASN1_INTEGER)
64} ASN1_SEQUENCE_END(CMS_IssuerAndSerialNumber)
65
66ASN1_SEQUENCE(CMS_OtherCertificateFormat) = {
67	ASN1_SIMPLE(CMS_OtherCertificateFormat, otherCertFormat, ASN1_OBJECT),
68	ASN1_OPT(CMS_OtherCertificateFormat, otherCert, ASN1_ANY)
69} ASN1_SEQUENCE_END(CMS_OtherCertificateFormat)
70
71ASN1_CHOICE(CMS_CertificateChoices) = {
72	ASN1_SIMPLE(CMS_CertificateChoices, d.certificate, X509),
73	ASN1_IMP(CMS_CertificateChoices, d.extendedCertificate, ASN1_SEQUENCE, 0),
74	ASN1_IMP(CMS_CertificateChoices, d.v1AttrCert, ASN1_SEQUENCE, 1),
75	ASN1_IMP(CMS_CertificateChoices, d.v2AttrCert, ASN1_SEQUENCE, 2),
76	ASN1_IMP(CMS_CertificateChoices, d.other, CMS_OtherCertificateFormat, 3)
77} ASN1_CHOICE_END(CMS_CertificateChoices)
78
79ASN1_CHOICE(CMS_SignerIdentifier) = {
80	ASN1_SIMPLE(CMS_SignerIdentifier, d.issuerAndSerialNumber, CMS_IssuerAndSerialNumber),
81	ASN1_IMP(CMS_SignerIdentifier, d.subjectKeyIdentifier, ASN1_OCTET_STRING, 0)
82} ASN1_CHOICE_END(CMS_SignerIdentifier)
83
84ASN1_NDEF_SEQUENCE(CMS_EncapsulatedContentInfo) = {
85	ASN1_SIMPLE(CMS_EncapsulatedContentInfo, eContentType, ASN1_OBJECT),
86	ASN1_NDEF_EXP_OPT(CMS_EncapsulatedContentInfo, eContent, ASN1_OCTET_STRING_NDEF, 0)
87} ASN1_NDEF_SEQUENCE_END(CMS_EncapsulatedContentInfo)
88
89/* Minor tweak to operation: free up signer key, cert */
90static int cms_si_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it)
91	{
92	if(operation == ASN1_OP_FREE_POST)
93		{
94		CMS_SignerInfo *si = (CMS_SignerInfo *)*pval;
95		if (si->pkey)
96			EVP_PKEY_free(si->pkey);
97		if (si->signer)
98			X509_free(si->signer);
99		}
100	return 1;
101	}
102
103ASN1_SEQUENCE_cb(CMS_SignerInfo, cms_si_cb) = {
104	ASN1_SIMPLE(CMS_SignerInfo, version, LONG),
105	ASN1_SIMPLE(CMS_SignerInfo, sid, CMS_SignerIdentifier),
106	ASN1_SIMPLE(CMS_SignerInfo, digestAlgorithm, X509_ALGOR),
107	ASN1_IMP_SET_OF_OPT(CMS_SignerInfo, signedAttrs, X509_ATTRIBUTE, 0),
108	ASN1_SIMPLE(CMS_SignerInfo, signatureAlgorithm, X509_ALGOR),
109	ASN1_SIMPLE(CMS_SignerInfo, signature, ASN1_OCTET_STRING),
110	ASN1_IMP_SET_OF_OPT(CMS_SignerInfo, unsignedAttrs, X509_ATTRIBUTE, 1)
111} ASN1_SEQUENCE_END_cb(CMS_SignerInfo, CMS_SignerInfo)
112
113ASN1_SEQUENCE(CMS_OtherRevocationInfoFormat) = {
114	ASN1_SIMPLE(CMS_OtherRevocationInfoFormat, otherRevInfoFormat, ASN1_OBJECT),
115	ASN1_OPT(CMS_OtherRevocationInfoFormat, otherRevInfo, ASN1_ANY)
116} ASN1_SEQUENCE_END(CMS_OtherRevocationInfoFormat)
117
118ASN1_CHOICE(CMS_RevocationInfoChoice) = {
119	ASN1_SIMPLE(CMS_RevocationInfoChoice, d.crl, X509_CRL),
120	ASN1_IMP(CMS_RevocationInfoChoice, d.other, CMS_OtherRevocationInfoFormat, 1)
121} ASN1_CHOICE_END(CMS_RevocationInfoChoice)
122
123ASN1_NDEF_SEQUENCE(CMS_SignedData) = {
124	ASN1_SIMPLE(CMS_SignedData, version, LONG),
125	ASN1_SET_OF(CMS_SignedData, digestAlgorithms, X509_ALGOR),
126	ASN1_SIMPLE(CMS_SignedData, encapContentInfo, CMS_EncapsulatedContentInfo),
127	ASN1_IMP_SET_OF_OPT(CMS_SignedData, certificates, CMS_CertificateChoices, 0),
128	ASN1_IMP_SET_OF_OPT(CMS_SignedData, crls, CMS_RevocationInfoChoice, 1),
129	ASN1_SET_OF(CMS_SignedData, signerInfos, CMS_SignerInfo)
130} ASN1_NDEF_SEQUENCE_END(CMS_SignedData)
131
132ASN1_SEQUENCE(CMS_OriginatorInfo) = {
133	ASN1_IMP_SET_OF_OPT(CMS_OriginatorInfo, certificates, CMS_CertificateChoices, 0),
134	ASN1_IMP_SET_OF_OPT(CMS_OriginatorInfo, crls, CMS_RevocationInfoChoice, 1)
135} ASN1_SEQUENCE_END(CMS_OriginatorInfo)
136
137ASN1_NDEF_SEQUENCE(CMS_EncryptedContentInfo) = {
138	ASN1_SIMPLE(CMS_EncryptedContentInfo, contentType, ASN1_OBJECT),
139	ASN1_SIMPLE(CMS_EncryptedContentInfo, contentEncryptionAlgorithm, X509_ALGOR),
140	ASN1_IMP_OPT(CMS_EncryptedContentInfo, encryptedContent, ASN1_OCTET_STRING_NDEF, 0)
141} ASN1_NDEF_SEQUENCE_END(CMS_EncryptedContentInfo)
142
143ASN1_SEQUENCE(CMS_KeyTransRecipientInfo) = {
144	ASN1_SIMPLE(CMS_KeyTransRecipientInfo, version, LONG),
145	ASN1_SIMPLE(CMS_KeyTransRecipientInfo, rid, CMS_SignerIdentifier),
146	ASN1_SIMPLE(CMS_KeyTransRecipientInfo, keyEncryptionAlgorithm, X509_ALGOR),
147	ASN1_SIMPLE(CMS_KeyTransRecipientInfo, encryptedKey, ASN1_OCTET_STRING)
148} ASN1_SEQUENCE_END(CMS_KeyTransRecipientInfo)
149
150ASN1_SEQUENCE(CMS_OtherKeyAttribute) = {
151	ASN1_SIMPLE(CMS_OtherKeyAttribute, keyAttrId, ASN1_OBJECT),
152	ASN1_OPT(CMS_OtherKeyAttribute, keyAttr, ASN1_ANY)
153} ASN1_SEQUENCE_END(CMS_OtherKeyAttribute)
154
155ASN1_SEQUENCE(CMS_RecipientKeyIdentifier) = {
156	ASN1_SIMPLE(CMS_RecipientKeyIdentifier, subjectKeyIdentifier, ASN1_OCTET_STRING),
157	ASN1_OPT(CMS_RecipientKeyIdentifier, date, ASN1_GENERALIZEDTIME),
158	ASN1_OPT(CMS_RecipientKeyIdentifier, other, CMS_OtherKeyAttribute)
159} ASN1_SEQUENCE_END(CMS_RecipientKeyIdentifier)
160
161ASN1_CHOICE(CMS_KeyAgreeRecipientIdentifier) = {
162  ASN1_SIMPLE(CMS_KeyAgreeRecipientIdentifier, d.issuerAndSerialNumber, CMS_IssuerAndSerialNumber),
163  ASN1_IMP(CMS_KeyAgreeRecipientIdentifier, d.rKeyId, CMS_RecipientKeyIdentifier, 0)
164} ASN1_CHOICE_END(CMS_KeyAgreeRecipientIdentifier)
165
166ASN1_SEQUENCE(CMS_RecipientEncryptedKey) = {
167	ASN1_SIMPLE(CMS_RecipientEncryptedKey, rid, CMS_KeyAgreeRecipientIdentifier),
168	ASN1_SIMPLE(CMS_RecipientEncryptedKey, encryptedKey, ASN1_OCTET_STRING)
169} ASN1_SEQUENCE_END(CMS_RecipientEncryptedKey)
170
171ASN1_SEQUENCE(CMS_OriginatorPublicKey) = {
172  ASN1_SIMPLE(CMS_OriginatorPublicKey, algorithm, X509_ALGOR),
173  ASN1_SIMPLE(CMS_OriginatorPublicKey, publicKey, ASN1_BIT_STRING)
174} ASN1_SEQUENCE_END(CMS_OriginatorPublicKey)
175
176ASN1_CHOICE(CMS_OriginatorIdentifierOrKey) = {
177  ASN1_SIMPLE(CMS_OriginatorIdentifierOrKey, d.issuerAndSerialNumber, CMS_IssuerAndSerialNumber),
178  ASN1_IMP(CMS_OriginatorIdentifierOrKey, d.subjectKeyIdentifier, ASN1_OCTET_STRING, 0),
179  ASN1_IMP(CMS_OriginatorIdentifierOrKey, d.originatorKey, CMS_OriginatorPublicKey, 1)
180} ASN1_CHOICE_END(CMS_OriginatorIdentifierOrKey)
181
182ASN1_SEQUENCE(CMS_KeyAgreeRecipientInfo) = {
183	ASN1_SIMPLE(CMS_KeyAgreeRecipientInfo, version, LONG),
184	ASN1_EXP(CMS_KeyAgreeRecipientInfo, originator, CMS_OriginatorIdentifierOrKey, 0),
185	ASN1_EXP_OPT(CMS_KeyAgreeRecipientInfo, ukm, ASN1_OCTET_STRING, 1),
186	ASN1_SIMPLE(CMS_KeyAgreeRecipientInfo, keyEncryptionAlgorithm, X509_ALGOR),
187	ASN1_SEQUENCE_OF(CMS_KeyAgreeRecipientInfo, recipientEncryptedKeys, CMS_RecipientEncryptedKey)
188} ASN1_SEQUENCE_END(CMS_KeyAgreeRecipientInfo)
189
190ASN1_SEQUENCE(CMS_KEKIdentifier) = {
191	ASN1_SIMPLE(CMS_KEKIdentifier, keyIdentifier, ASN1_OCTET_STRING),
192	ASN1_OPT(CMS_KEKIdentifier, date, ASN1_GENERALIZEDTIME),
193	ASN1_OPT(CMS_KEKIdentifier, other, CMS_OtherKeyAttribute)
194} ASN1_SEQUENCE_END(CMS_KEKIdentifier)
195
196ASN1_SEQUENCE(CMS_KEKRecipientInfo) = {
197	ASN1_SIMPLE(CMS_KEKRecipientInfo, version, LONG),
198	ASN1_SIMPLE(CMS_KEKRecipientInfo, kekid, CMS_KEKIdentifier),
199	ASN1_SIMPLE(CMS_KEKRecipientInfo, keyEncryptionAlgorithm, X509_ALGOR),
200	ASN1_SIMPLE(CMS_KEKRecipientInfo, encryptedKey, ASN1_OCTET_STRING)
201} ASN1_SEQUENCE_END(CMS_KEKRecipientInfo)
202
203ASN1_SEQUENCE(CMS_PasswordRecipientInfo) = {
204	ASN1_SIMPLE(CMS_PasswordRecipientInfo, version, LONG),
205	ASN1_IMP_OPT(CMS_PasswordRecipientInfo, keyDerivationAlgorithm, X509_ALGOR, 0),
206	ASN1_SIMPLE(CMS_PasswordRecipientInfo, keyEncryptionAlgorithm, X509_ALGOR),
207	ASN1_SIMPLE(CMS_PasswordRecipientInfo, encryptedKey, ASN1_OCTET_STRING)
208} ASN1_SEQUENCE_END(CMS_PasswordRecipientInfo)
209
210ASN1_SEQUENCE(CMS_OtherRecipientInfo) = {
211  ASN1_SIMPLE(CMS_OtherRecipientInfo, oriType, ASN1_OBJECT),
212  ASN1_OPT(CMS_OtherRecipientInfo, oriValue, ASN1_ANY)
213} ASN1_SEQUENCE_END(CMS_OtherRecipientInfo)
214
215/* Free up RecipientInfo additional data */
216static int cms_ri_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it)
217	{
218	if(operation == ASN1_OP_FREE_PRE)
219		{
220		CMS_RecipientInfo *ri = (CMS_RecipientInfo *)*pval;
221		if (ri->type == CMS_RECIPINFO_TRANS)
222			{
223			CMS_KeyTransRecipientInfo *ktri = ri->d.ktri;
224			if (ktri->pkey)
225				EVP_PKEY_free(ktri->pkey);
226			if (ktri->recip)
227				X509_free(ktri->recip);
228			}
229		else if (ri->type == CMS_RECIPINFO_KEK)
230			{
231			CMS_KEKRecipientInfo *kekri = ri->d.kekri;
232			if (kekri->key)
233				{
234				OPENSSL_cleanse(kekri->key, kekri->keylen);
235				OPENSSL_free(kekri->key);
236				}
237			}
238		}
239	return 1;
240	}
241
242ASN1_CHOICE_cb(CMS_RecipientInfo, cms_ri_cb) = {
243	ASN1_SIMPLE(CMS_RecipientInfo, d.ktri, CMS_KeyTransRecipientInfo),
244	ASN1_IMP(CMS_RecipientInfo, d.kari, CMS_KeyAgreeRecipientInfo, 1),
245	ASN1_IMP(CMS_RecipientInfo, d.kekri, CMS_KEKRecipientInfo, 2),
246	ASN1_IMP(CMS_RecipientInfo, d.pwri, CMS_PasswordRecipientInfo, 3),
247	ASN1_IMP(CMS_RecipientInfo, d.ori, CMS_OtherRecipientInfo, 4)
248} ASN1_CHOICE_END_cb(CMS_RecipientInfo, CMS_RecipientInfo, type)
249
250ASN1_NDEF_SEQUENCE(CMS_EnvelopedData) = {
251	ASN1_SIMPLE(CMS_EnvelopedData, version, LONG),
252	ASN1_IMP_OPT(CMS_EnvelopedData, originatorInfo, CMS_OriginatorInfo, 0),
253	ASN1_SET_OF(CMS_EnvelopedData, recipientInfos, CMS_RecipientInfo),
254	ASN1_SIMPLE(CMS_EnvelopedData, encryptedContentInfo, CMS_EncryptedContentInfo),
255	ASN1_IMP_SET_OF_OPT(CMS_EnvelopedData, unprotectedAttrs, X509_ATTRIBUTE, 1)
256} ASN1_NDEF_SEQUENCE_END(CMS_EnvelopedData)
257
258ASN1_NDEF_SEQUENCE(CMS_DigestedData) = {
259	ASN1_SIMPLE(CMS_DigestedData, version, LONG),
260	ASN1_SIMPLE(CMS_DigestedData, digestAlgorithm, X509_ALGOR),
261	ASN1_SIMPLE(CMS_DigestedData, encapContentInfo, CMS_EncapsulatedContentInfo),
262	ASN1_SIMPLE(CMS_DigestedData, digest, ASN1_OCTET_STRING)
263} ASN1_NDEF_SEQUENCE_END(CMS_DigestedData)
264
265ASN1_NDEF_SEQUENCE(CMS_EncryptedData) = {
266	ASN1_SIMPLE(CMS_EncryptedData, version, LONG),
267	ASN1_SIMPLE(CMS_EncryptedData, encryptedContentInfo, CMS_EncryptedContentInfo),
268	ASN1_IMP_SET_OF_OPT(CMS_EncryptedData, unprotectedAttrs, X509_ATTRIBUTE, 1)
269} ASN1_NDEF_SEQUENCE_END(CMS_EncryptedData)
270
271ASN1_NDEF_SEQUENCE(CMS_AuthenticatedData) = {
272	ASN1_SIMPLE(CMS_AuthenticatedData, version, LONG),
273	ASN1_IMP_OPT(CMS_AuthenticatedData, originatorInfo, CMS_OriginatorInfo, 0),
274	ASN1_SET_OF(CMS_AuthenticatedData, recipientInfos, CMS_RecipientInfo),
275	ASN1_SIMPLE(CMS_AuthenticatedData, macAlgorithm, X509_ALGOR),
276	ASN1_IMP(CMS_AuthenticatedData, digestAlgorithm, X509_ALGOR, 1),
277	ASN1_SIMPLE(CMS_AuthenticatedData, encapContentInfo, CMS_EncapsulatedContentInfo),
278	ASN1_IMP_SET_OF_OPT(CMS_AuthenticatedData, authAttrs, X509_ALGOR, 2),
279	ASN1_SIMPLE(CMS_AuthenticatedData, mac, ASN1_OCTET_STRING),
280	ASN1_IMP_SET_OF_OPT(CMS_AuthenticatedData, unauthAttrs, X509_ALGOR, 3)
281} ASN1_NDEF_SEQUENCE_END(CMS_AuthenticatedData)
282
283ASN1_NDEF_SEQUENCE(CMS_CompressedData) = {
284	ASN1_SIMPLE(CMS_CompressedData, version, LONG),
285	ASN1_SIMPLE(CMS_CompressedData, compressionAlgorithm, X509_ALGOR),
286	ASN1_SIMPLE(CMS_CompressedData, encapContentInfo, CMS_EncapsulatedContentInfo),
287} ASN1_NDEF_SEQUENCE_END(CMS_CompressedData)
288
289/* This is the ANY DEFINED BY table for the top level ContentInfo structure */
290
291ASN1_ADB_TEMPLATE(cms_default) = ASN1_EXP(CMS_ContentInfo, d.other, ASN1_ANY, 0);
292
293ASN1_ADB(CMS_ContentInfo) = {
294	ADB_ENTRY(NID_pkcs7_data, ASN1_NDEF_EXP(CMS_ContentInfo, d.data, ASN1_OCTET_STRING_NDEF, 0)),
295	ADB_ENTRY(NID_pkcs7_signed, ASN1_NDEF_EXP(CMS_ContentInfo, d.signedData, CMS_SignedData, 0)),
296	ADB_ENTRY(NID_pkcs7_enveloped, ASN1_NDEF_EXP(CMS_ContentInfo, d.envelopedData, CMS_EnvelopedData, 0)),
297	ADB_ENTRY(NID_pkcs7_digest, ASN1_NDEF_EXP(CMS_ContentInfo, d.digestedData, CMS_DigestedData, 0)),
298	ADB_ENTRY(NID_pkcs7_encrypted, ASN1_NDEF_EXP(CMS_ContentInfo, d.encryptedData, CMS_EncryptedData, 0)),
299	ADB_ENTRY(NID_id_smime_ct_authData, ASN1_NDEF_EXP(CMS_ContentInfo, d.authenticatedData, CMS_AuthenticatedData, 0)),
300	ADB_ENTRY(NID_id_smime_ct_compressedData, ASN1_NDEF_EXP(CMS_ContentInfo, d.compressedData, CMS_CompressedData, 0)),
301} ASN1_ADB_END(CMS_ContentInfo, 0, contentType, 0, &cms_default_tt, NULL);
302
303ASN1_NDEF_SEQUENCE(CMS_ContentInfo) = {
304	ASN1_SIMPLE(CMS_ContentInfo, contentType, ASN1_OBJECT),
305	ASN1_ADB_OBJECT(CMS_ContentInfo)
306} ASN1_NDEF_SEQUENCE_END(CMS_ContentInfo)
307
308/* Specials for signed attributes */
309
310/* When signing attributes we want to reorder them to match the sorted
311 * encoding.
312 */
313
314ASN1_ITEM_TEMPLATE(CMS_Attributes_Sign) =
315	ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SET_ORDER, 0, CMS_ATTRIBUTES, X509_ATTRIBUTE)
316ASN1_ITEM_TEMPLATE_END(CMS_Attributes_Sign)
317
318/* When verifying attributes we need to use the received order. So
319 * we use SEQUENCE OF and tag it to SET OF
320 */
321
322ASN1_ITEM_TEMPLATE(CMS_Attributes_Verify) =
323	ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF | ASN1_TFLG_IMPTAG | ASN1_TFLG_UNIVERSAL,
324				V_ASN1_SET, CMS_ATTRIBUTES, X509_ATTRIBUTE)
325ASN1_ITEM_TEMPLATE_END(CMS_Attributes_Verify)
326
327
328
329ASN1_CHOICE(CMS_ReceiptsFrom) = {
330  ASN1_IMP(CMS_ReceiptsFrom, d.allOrFirstTier, LONG, 0),
331  ASN1_IMP_SEQUENCE_OF(CMS_ReceiptsFrom, d.receiptList, GENERAL_NAMES, 1)
332} ASN1_CHOICE_END(CMS_ReceiptsFrom)
333
334ASN1_SEQUENCE(CMS_ReceiptRequest) = {
335  ASN1_SIMPLE(CMS_ReceiptRequest, signedContentIdentifier, ASN1_OCTET_STRING),
336  ASN1_SIMPLE(CMS_ReceiptRequest, receiptsFrom, CMS_ReceiptsFrom),
337  ASN1_SEQUENCE_OF(CMS_ReceiptRequest, receiptsTo, GENERAL_NAMES)
338} ASN1_SEQUENCE_END(CMS_ReceiptRequest)
339
340ASN1_SEQUENCE(CMS_Receipt) = {
341  ASN1_SIMPLE(CMS_Receipt, version, LONG),
342  ASN1_SIMPLE(CMS_Receipt, contentType, ASN1_OBJECT),
343  ASN1_SIMPLE(CMS_Receipt, signedContentIdentifier, ASN1_OCTET_STRING),
344  ASN1_SIMPLE(CMS_Receipt, originatorSignatureValue, ASN1_OCTET_STRING)
345} ASN1_SEQUENCE_END(CMS_Receipt)
346
347