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diff --git a/src/lib/libcrypto/cms/cms_lcl.h b/src/lib/libcrypto/cms/cms_lcl.h
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1/* $OpenBSD: cms_lcl.h,v 1.3 2014/06/12 15:49:28 deraadt Exp $ */
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#ifndef HEADER_CMS_LCL_H
55#define HEADER_CMS_LCL_H
56
57#ifdef __cplusplus
58extern "C" {
59#endif
60
61#include <openssl/x509.h>
62
63/* Cryptographic message syntax (CMS) structures: taken
64 * from RFC3852
65 */
66
67/* Forward references */
68
69typedef struct CMS_IssuerAndSerialNumber_st CMS_IssuerAndSerialNumber;
70typedef struct CMS_EncapsulatedContentInfo_st CMS_EncapsulatedContentInfo;
71typedef struct CMS_SignerIdentifier_st CMS_SignerIdentifier;
72typedef struct CMS_SignedData_st CMS_SignedData;
73typedef struct CMS_OtherRevocationInfoFormat_st CMS_OtherRevocationInfoFormat;
74typedef struct CMS_OriginatorInfo_st CMS_OriginatorInfo;
75typedef struct CMS_EncryptedContentInfo_st CMS_EncryptedContentInfo;
76typedef struct CMS_EnvelopedData_st CMS_EnvelopedData;
77typedef struct CMS_DigestedData_st CMS_DigestedData;
78typedef struct CMS_EncryptedData_st CMS_EncryptedData;
79typedef struct CMS_AuthenticatedData_st CMS_AuthenticatedData;
80typedef struct CMS_CompressedData_st CMS_CompressedData;
81typedef struct CMS_OtherCertificateFormat_st CMS_OtherCertificateFormat;
82typedef struct CMS_KeyTransRecipientInfo_st CMS_KeyTransRecipientInfo;
83typedef struct CMS_OriginatorPublicKey_st CMS_OriginatorPublicKey;
84typedef struct CMS_OriginatorIdentifierOrKey_st CMS_OriginatorIdentifierOrKey;
85typedef struct CMS_KeyAgreeRecipientInfo_st CMS_KeyAgreeRecipientInfo;
86typedef struct CMS_OtherKeyAttribute_st CMS_OtherKeyAttribute;
87typedef struct CMS_RecipientKeyIdentifier_st CMS_RecipientKeyIdentifier;
88typedef struct CMS_KeyAgreeRecipientIdentifier_st CMS_KeyAgreeRecipientIdentifier;
89typedef struct CMS_RecipientEncryptedKey_st CMS_RecipientEncryptedKey;
90typedef struct CMS_KEKIdentifier_st CMS_KEKIdentifier;
91typedef struct CMS_KEKRecipientInfo_st CMS_KEKRecipientInfo;
92typedef struct CMS_PasswordRecipientInfo_st CMS_PasswordRecipientInfo;
93typedef struct CMS_OtherRecipientInfo_st CMS_OtherRecipientInfo;
94typedef struct CMS_ReceiptsFrom_st CMS_ReceiptsFrom;
95
96struct CMS_ContentInfo_st {
97 ASN1_OBJECT *contentType;
98 union {
99 ASN1_OCTET_STRING *data;
100 CMS_SignedData *signedData;
101 CMS_EnvelopedData *envelopedData;
102 CMS_DigestedData *digestedData;
103 CMS_EncryptedData *encryptedData;
104 CMS_AuthenticatedData *authenticatedData;
105 CMS_CompressedData *compressedData;
106 ASN1_TYPE *other;
107 /* Other types ... */
108 void *otherData;
109 } d;
110};
111
112struct CMS_SignedData_st {
113 long version;
114 STACK_OF(X509_ALGOR) *digestAlgorithms;
115 CMS_EncapsulatedContentInfo *encapContentInfo;
116 STACK_OF(CMS_CertificateChoices) *certificates;
117 STACK_OF(CMS_RevocationInfoChoice) *crls;
118 STACK_OF(CMS_SignerInfo) *signerInfos;
119};
120
121struct CMS_EncapsulatedContentInfo_st {
122 ASN1_OBJECT *eContentType;
123 ASN1_OCTET_STRING *eContent;
124 /* Set to 1 if incomplete structure only part set up */
125 int partial;
126};
127
128struct CMS_SignerInfo_st {
129 long version;
130 CMS_SignerIdentifier *sid;
131 X509_ALGOR *digestAlgorithm;
132 STACK_OF(X509_ATTRIBUTE) *signedAttrs;
133 X509_ALGOR *signatureAlgorithm;
134 ASN1_OCTET_STRING *signature;
135 STACK_OF(X509_ATTRIBUTE) *unsignedAttrs;
136 /* Signing certificate and key */
137 X509 *signer;
138 EVP_PKEY *pkey;
139};
140
141struct CMS_SignerIdentifier_st {
142 int type;
143 union {
144 CMS_IssuerAndSerialNumber *issuerAndSerialNumber;
145 ASN1_OCTET_STRING *subjectKeyIdentifier;
146 } d;
147};
148
149struct CMS_EnvelopedData_st {
150 long version;
151 CMS_OriginatorInfo *originatorInfo;
152 STACK_OF(CMS_RecipientInfo) *recipientInfos;
153 CMS_EncryptedContentInfo *encryptedContentInfo;
154 STACK_OF(X509_ATTRIBUTE) *unprotectedAttrs;
155};
156
157struct CMS_OriginatorInfo_st {
158 STACK_OF(CMS_CertificateChoices) *certificates;
159 STACK_OF(CMS_RevocationInfoChoice) *crls;
160};
161
162struct CMS_EncryptedContentInfo_st {
163 ASN1_OBJECT *contentType;
164 X509_ALGOR *contentEncryptionAlgorithm;
165 ASN1_OCTET_STRING *encryptedContent;
166 /* Content encryption algorithm and key */
167 const EVP_CIPHER *cipher;
168 unsigned char *key;
169 size_t keylen;
170 /* Set to 1 if we are debugging decrypt and don't fake keys for MMA */
171 int debug;
172};
173
174struct CMS_RecipientInfo_st {
175 int type;
176 union {
177 CMS_KeyTransRecipientInfo *ktri;
178 CMS_KeyAgreeRecipientInfo *kari;
179 CMS_KEKRecipientInfo *kekri;
180 CMS_PasswordRecipientInfo *pwri;
181 CMS_OtherRecipientInfo *ori;
182 } d;
183};
184
185typedef CMS_SignerIdentifier CMS_RecipientIdentifier;
186
187struct CMS_KeyTransRecipientInfo_st {
188 long version;
189 CMS_RecipientIdentifier *rid;
190 X509_ALGOR *keyEncryptionAlgorithm;
191 ASN1_OCTET_STRING *encryptedKey;
192 /* Recipient Key and cert */
193 X509 *recip;
194 EVP_PKEY *pkey;
195};
196
197struct CMS_KeyAgreeRecipientInfo_st {
198 long version;
199 CMS_OriginatorIdentifierOrKey *originator;
200 ASN1_OCTET_STRING *ukm;
201 X509_ALGOR *keyEncryptionAlgorithm;
202 STACK_OF(CMS_RecipientEncryptedKey) *recipientEncryptedKeys;
203};
204
205struct CMS_OriginatorIdentifierOrKey_st {
206 int type;
207 union {
208 CMS_IssuerAndSerialNumber *issuerAndSerialNumber;
209 ASN1_OCTET_STRING *subjectKeyIdentifier;
210 CMS_OriginatorPublicKey *originatorKey;
211 } d;
212};
213
214struct CMS_OriginatorPublicKey_st {
215 X509_ALGOR *algorithm;
216 ASN1_BIT_STRING *publicKey;
217};
218
219struct CMS_RecipientEncryptedKey_st {
220 CMS_KeyAgreeRecipientIdentifier *rid;
221 ASN1_OCTET_STRING *encryptedKey;
222};
223
224struct CMS_KeyAgreeRecipientIdentifier_st {
225 int type;
226 union {
227 CMS_IssuerAndSerialNumber *issuerAndSerialNumber;
228 CMS_RecipientKeyIdentifier *rKeyId;
229 } d;
230};
231
232struct CMS_RecipientKeyIdentifier_st {
233 ASN1_OCTET_STRING *subjectKeyIdentifier;
234 ASN1_GENERALIZEDTIME *date;
235 CMS_OtherKeyAttribute *other;
236};
237
238struct CMS_KEKRecipientInfo_st {
239 long version;
240 CMS_KEKIdentifier *kekid;
241 X509_ALGOR *keyEncryptionAlgorithm;
242 ASN1_OCTET_STRING *encryptedKey;
243 /* Extra info: symmetric key to use */
244 unsigned char *key;
245 size_t keylen;
246};
247
248struct CMS_KEKIdentifier_st {
249 ASN1_OCTET_STRING *keyIdentifier;
250 ASN1_GENERALIZEDTIME *date;
251 CMS_OtherKeyAttribute *other;
252};
253
254struct CMS_PasswordRecipientInfo_st {
255 long version;
256 X509_ALGOR *keyDerivationAlgorithm;
257 X509_ALGOR *keyEncryptionAlgorithm;
258 ASN1_OCTET_STRING *encryptedKey;
259 /* Extra info: password to use */
260 unsigned char *pass;
261 size_t passlen;
262};
263
264struct CMS_OtherRecipientInfo_st {
265 ASN1_OBJECT *oriType;
266 ASN1_TYPE *oriValue;
267};
268
269struct CMS_DigestedData_st {
270 long version;
271 X509_ALGOR *digestAlgorithm;
272 CMS_EncapsulatedContentInfo *encapContentInfo;
273 ASN1_OCTET_STRING *digest;
274};
275
276struct CMS_EncryptedData_st {
277 long version;
278 CMS_EncryptedContentInfo *encryptedContentInfo;
279 STACK_OF(X509_ATTRIBUTE) *unprotectedAttrs;
280};
281
282struct CMS_AuthenticatedData_st {
283 long version;
284 CMS_OriginatorInfo *originatorInfo;
285 STACK_OF(CMS_RecipientInfo) *recipientInfos;
286 X509_ALGOR *macAlgorithm;
287 X509_ALGOR *digestAlgorithm;
288 CMS_EncapsulatedContentInfo *encapContentInfo;
289 STACK_OF(X509_ATTRIBUTE) *authAttrs;
290 ASN1_OCTET_STRING *mac;
291 STACK_OF(X509_ATTRIBUTE) *unauthAttrs;
292};
293
294struct CMS_CompressedData_st {
295 long version;
296 X509_ALGOR *compressionAlgorithm;
297 STACK_OF(CMS_RecipientInfo) *recipientInfos;
298 CMS_EncapsulatedContentInfo *encapContentInfo;
299};
300
301struct CMS_RevocationInfoChoice_st {
302 int type;
303 union {
304 X509_CRL *crl;
305 CMS_OtherRevocationInfoFormat *other;
306 } d;
307};
308
309#define CMS_REVCHOICE_CRL 0
310#define CMS_REVCHOICE_OTHER 1
311
312struct CMS_OtherRevocationInfoFormat_st {
313 ASN1_OBJECT *otherRevInfoFormat;
314 ASN1_TYPE *otherRevInfo;
315};
316
317struct CMS_CertificateChoices {
318 int type;
319 union {
320 X509 *certificate;
321 ASN1_STRING *extendedCertificate; /* Obsolete */
322 ASN1_STRING *v1AttrCert; /* Left encoded for now */
323 ASN1_STRING *v2AttrCert; /* Left encoded for now */
324 CMS_OtherCertificateFormat *other;
325 } d;
326};
327
328#define CMS_CERTCHOICE_CERT 0
329#define CMS_CERTCHOICE_EXCERT 1
330#define CMS_CERTCHOICE_V1ACERT 2
331#define CMS_CERTCHOICE_V2ACERT 3
332#define CMS_CERTCHOICE_OTHER 4
333
334struct CMS_OtherCertificateFormat_st {
335 ASN1_OBJECT *otherCertFormat;
336 ASN1_TYPE *otherCert;
337};
338
339/* This is also defined in pkcs7.h but we duplicate it
340 * to allow the CMS code to be independent of PKCS#7
341 */
342
343struct CMS_IssuerAndSerialNumber_st {
344 X509_NAME *issuer;
345 ASN1_INTEGER *serialNumber;
346};
347
348struct CMS_OtherKeyAttribute_st {
349 ASN1_OBJECT *keyAttrId;
350 ASN1_TYPE *keyAttr;
351};
352
353/* ESS structures */
354
355#ifdef HEADER_X509V3_H
356
357struct CMS_ReceiptRequest_st {
358 ASN1_OCTET_STRING *signedContentIdentifier;
359 CMS_ReceiptsFrom *receiptsFrom;
360 STACK_OF(GENERAL_NAMES) *receiptsTo;
361};
362
363
364struct CMS_ReceiptsFrom_st {
365 int type;
366 union
367 {
368 long allOrFirstTier;
369 STACK_OF(GENERAL_NAMES) *receiptList;
370 } d;
371};
372#endif
373
374struct CMS_Receipt_st {
375 long version;
376 ASN1_OBJECT *contentType;
377 ASN1_OCTET_STRING *signedContentIdentifier;
378 ASN1_OCTET_STRING *originatorSignatureValue;
379};
380
381DECLARE_ASN1_FUNCTIONS(CMS_ContentInfo)
382DECLARE_ASN1_ITEM(CMS_SignerInfo)
383DECLARE_ASN1_ITEM(CMS_IssuerAndSerialNumber)
384DECLARE_ASN1_ITEM(CMS_Attributes_Sign)
385DECLARE_ASN1_ITEM(CMS_Attributes_Verify)
386DECLARE_ASN1_ITEM(CMS_RecipientInfo)
387DECLARE_ASN1_ITEM(CMS_PasswordRecipientInfo)
388DECLARE_ASN1_ALLOC_FUNCTIONS(CMS_IssuerAndSerialNumber)
389
390#define CMS_SIGNERINFO_ISSUER_SERIAL 0
391#define CMS_SIGNERINFO_KEYIDENTIFIER 1
392
393#define CMS_RECIPINFO_ISSUER_SERIAL 0
394#define CMS_RECIPINFO_KEYIDENTIFIER 1
395
396BIO *cms_content_bio(CMS_ContentInfo *cms);
397
398CMS_ContentInfo *cms_Data_create(void);
399
400CMS_ContentInfo *cms_DigestedData_create(const EVP_MD *md);
401BIO *cms_DigestedData_init_bio(CMS_ContentInfo *cms);
402int cms_DigestedData_do_final(CMS_ContentInfo *cms, BIO *chain, int verify);
403
404BIO *cms_SignedData_init_bio(CMS_ContentInfo *cms);
405int cms_SignedData_final(CMS_ContentInfo *cms, BIO *chain);
406int cms_set1_SignerIdentifier(CMS_SignerIdentifier *sid, X509 *cert, int type);
407int cms_SignerIdentifier_get0_signer_id(CMS_SignerIdentifier *sid,
408 ASN1_OCTET_STRING **keyid, X509_NAME **issuer, ASN1_INTEGER **sno);
409int cms_SignerIdentifier_cert_cmp(CMS_SignerIdentifier *sid, X509 *cert);
410
411CMS_ContentInfo *cms_CompressedData_create(int comp_nid);
412BIO *cms_CompressedData_init_bio(CMS_ContentInfo *cms);
413
414void cms_DigestAlgorithm_set(X509_ALGOR *alg, const EVP_MD *md);
415BIO *cms_DigestAlgorithm_init_bio(X509_ALGOR *digestAlgorithm);
416int cms_DigestAlgorithm_find_ctx(EVP_MD_CTX *mctx, BIO *chain,
417 X509_ALGOR *mdalg);
418
419BIO *cms_EncryptedContent_init_bio(CMS_EncryptedContentInfo *ec);
420BIO *cms_EncryptedData_init_bio(CMS_ContentInfo *cms);
421int cms_EncryptedContent_init(CMS_EncryptedContentInfo *ec,
422 const EVP_CIPHER *cipher, const unsigned char *key, size_t keylen);
423
424int cms_Receipt_verify(CMS_ContentInfo *cms, CMS_ContentInfo *req_cms);
425int cms_msgSigDigest_add1(CMS_SignerInfo *dest, CMS_SignerInfo *src);
426ASN1_OCTET_STRING *cms_encode_Receipt(CMS_SignerInfo *si);
427
428BIO *cms_EnvelopedData_init_bio(CMS_ContentInfo *cms);
429CMS_EnvelopedData *cms_get0_enveloped(CMS_ContentInfo *cms);
430
431/* PWRI routines */
432int cms_RecipientInfo_pwri_crypt(CMS_ContentInfo *cms, CMS_RecipientInfo *ri,
433 int en_de);
434
435#ifdef __cplusplus
436}
437#endif
438#endif
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