aboutsummaryrefslogtreecommitdiffstats
path: root/crypto/openssl/crypto/cms/cms_lcl.h
blob: ce65d6ef665c076d92bde3d317a52c89aa4b720e (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
/* crypto/cms/cms_lcl.h */
/* 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.
 * ====================================================================
 */

#ifndef HEADER_CMS_LCL_H
#define HEADER_CMS_LCL_H

#ifdef __cplusplus
extern "C" {
#endif

#include <openssl/x509.h>

/* Cryptographic message syntax (CMS) structures: taken
 * from RFC3852
 */

/* Forward references */

typedef struct CMS_IssuerAndSerialNumber_st CMS_IssuerAndSerialNumber;
typedef struct CMS_EncapsulatedContentInfo_st CMS_EncapsulatedContentInfo;
typedef struct CMS_SignerIdentifier_st CMS_SignerIdentifier;
typedef struct CMS_SignedData_st CMS_SignedData;
typedef struct CMS_OtherRevocationInfoFormat_st CMS_OtherRevocationInfoFormat;
typedef struct CMS_OriginatorInfo_st CMS_OriginatorInfo;
typedef struct CMS_EncryptedContentInfo_st CMS_EncryptedContentInfo;
typedef struct CMS_EnvelopedData_st CMS_EnvelopedData;
typedef struct CMS_DigestedData_st CMS_DigestedData;
typedef struct CMS_EncryptedData_st CMS_EncryptedData;
typedef struct CMS_AuthenticatedData_st CMS_AuthenticatedData;
typedef struct CMS_CompressedData_st CMS_CompressedData;
typedef struct CMS_OtherCertificateFormat_st CMS_OtherCertificateFormat;
typedef struct CMS_KeyTransRecipientInfo_st CMS_KeyTransRecipientInfo;
typedef struct CMS_OriginatorPublicKey_st CMS_OriginatorPublicKey;
typedef struct CMS_OriginatorIdentifierOrKey_st CMS_OriginatorIdentifierOrKey;
typedef struct CMS_KeyAgreeRecipientInfo_st CMS_KeyAgreeRecipientInfo;
typedef struct CMS_OtherKeyAttribute_st CMS_OtherKeyAttribute;
typedef struct CMS_RecipientKeyIdentifier_st CMS_RecipientKeyIdentifier;
typedef struct CMS_KeyAgreeRecipientIdentifier_st CMS_KeyAgreeRecipientIdentifier;
typedef struct CMS_RecipientEncryptedKey_st CMS_RecipientEncryptedKey;
typedef struct CMS_KEKIdentifier_st CMS_KEKIdentifier;
typedef struct CMS_KEKRecipientInfo_st CMS_KEKRecipientInfo;
typedef struct CMS_PasswordRecipientInfo_st CMS_PasswordRecipientInfo;
typedef struct CMS_OtherRecipientInfo_st CMS_OtherRecipientInfo;
typedef struct CMS_ReceiptsFrom_st CMS_ReceiptsFrom;

struct CMS_ContentInfo_st
	{
	ASN1_OBJECT *contentType;
	union	{
		ASN1_OCTET_STRING *data;
		CMS_SignedData *signedData;
		CMS_EnvelopedData *envelopedData;
		CMS_DigestedData *digestedData;
		CMS_EncryptedData *encryptedData;
		CMS_AuthenticatedData *authenticatedData;
		CMS_CompressedData *compressedData;
		ASN1_TYPE *other;
		/* Other types ... */
		void *otherData;
		} d;
	};

struct CMS_SignedData_st
	{
	long version;
	STACK_OF(X509_ALGOR) *digestAlgorithms;
	CMS_EncapsulatedContentInfo *encapContentInfo;
	STACK_OF(CMS_CertificateChoices) *certificates;
	STACK_OF(CMS_RevocationInfoChoice) *crls;
	STACK_OF(CMS_SignerInfo) *signerInfos;
	};
 
struct CMS_EncapsulatedContentInfo_st
	{
	ASN1_OBJECT *eContentType;
	ASN1_OCTET_STRING *eContent;
	/* Set to 1 if incomplete structure only part set up */
	int partial;
	};

struct CMS_SignerInfo_st
	{
	long version;
	CMS_SignerIdentifier *sid;
	X509_ALGOR *digestAlgorithm;
	STACK_OF(X509_ATTRIBUTE) *signedAttrs;
	X509_ALGOR *signatureAlgorithm;
	ASN1_OCTET_STRING *signature;
	STACK_OF(X509_ATTRIBUTE) *unsignedAttrs;
	/* Signing certificate and key */
	X509 *signer;
	EVP_PKEY *pkey;
	};

struct CMS_SignerIdentifier_st
	{
	int type;
	union	{
		CMS_IssuerAndSerialNumber *issuerAndSerialNumber;
		ASN1_OCTET_STRING *subjectKeyIdentifier;
		} d;
	};

struct CMS_EnvelopedData_st
	{
	long version;
	CMS_OriginatorInfo *originatorInfo;
	STACK_OF(CMS_RecipientInfo) *recipientInfos;
	CMS_EncryptedContentInfo *encryptedContentInfo;
	STACK_OF(X509_ATTRIBUTE) *unprotectedAttrs;
	};

struct CMS_OriginatorInfo_st
	{
	STACK_OF(CMS_CertificateChoices) *certificates;
	STACK_OF(CMS_RevocationInfoChoice) *crls;
	};

struct CMS_EncryptedContentInfo_st
	{
	ASN1_OBJECT *contentType;
	X509_ALGOR *contentEncryptionAlgorithm;
	ASN1_OCTET_STRING *encryptedContent;
	/* Content encryption algorithm and key */
	const EVP_CIPHER *cipher;
	unsigned char *key;
	size_t keylen;
	/* Set to 1 if we are debugging decrypt and don't fake keys for MMA */
	int debug;
	};

struct CMS_RecipientInfo_st
	{
 	int type;
 	union	{
  	 	CMS_KeyTransRecipientInfo *ktri;
   		CMS_KeyAgreeRecipientInfo *kari;
   		CMS_KEKRecipientInfo *kekri;
		CMS_PasswordRecipientInfo *pwri;
		CMS_OtherRecipientInfo *ori;
		} d;
	};

typedef CMS_SignerIdentifier CMS_RecipientIdentifier;

struct CMS_KeyTransRecipientInfo_st
	{
	long version;
	CMS_RecipientIdentifier *rid;
	X509_ALGOR *keyEncryptionAlgorithm;
	ASN1_OCTET_STRING *encryptedKey;
	/* Recipient Key and cert */
	X509 *recip;
	EVP_PKEY *pkey;
	};

struct CMS_KeyAgreeRecipientInfo_st
	{
	long version;
	CMS_OriginatorIdentifierOrKey *originator;
	ASN1_OCTET_STRING *ukm;
 	X509_ALGOR *keyEncryptionAlgorithm;
	STACK_OF(CMS_RecipientEncryptedKey) *recipientEncryptedKeys;
	};

struct CMS_OriginatorIdentifierOrKey_st
	{
	int type;
	union	{
		CMS_IssuerAndSerialNumber *issuerAndSerialNumber;
		ASN1_OCTET_STRING *subjectKeyIdentifier;
		CMS_OriginatorPublicKey *originatorKey;
		} d;
	};

struct CMS_OriginatorPublicKey_st
	{
	X509_ALGOR *algorithm;
	ASN1_BIT_STRING *publicKey;
	};

struct CMS_RecipientEncryptedKey_st
	{
 	CMS_KeyAgreeRecipientIdentifier *rid;
 	ASN1_OCTET_STRING *encryptedKey;
	};

struct CMS_KeyAgreeRecipientIdentifier_st
	{
	int type;
	union	{
		CMS_IssuerAndSerialNumber *issuerAndSerialNumber;
		CMS_RecipientKeyIdentifier *rKeyId;
		} d;
	};

struct CMS_RecipientKeyIdentifier_st
	{
 	ASN1_OCTET_STRING *subjectKeyIdentifier;
 	ASN1_GENERALIZEDTIME *date;
 	CMS_OtherKeyAttribute *other;
	};

struct CMS_KEKRecipientInfo_st
	{
 	long version;
 	CMS_KEKIdentifier *kekid;
 	X509_ALGOR *keyEncryptionAlgorithm;
 	ASN1_OCTET_STRING *encryptedKey;
	/* Extra info: symmetric key to use */
	unsigned char *key;
	size_t keylen;
	};

struct CMS_KEKIdentifier_st
	{
 	ASN1_OCTET_STRING *keyIdentifier;
 	ASN1_GENERALIZEDTIME *date;
 	CMS_OtherKeyAttribute *other;
	};

struct CMS_PasswordRecipientInfo_st
	{
 	long version;
 	X509_ALGOR *keyDerivationAlgorithm;
 	X509_ALGOR *keyEncryptionAlgorithm;
 	ASN1_OCTET_STRING *encryptedKey;
	};

struct CMS_OtherRecipientInfo_st
	{
 	ASN1_OBJECT *oriType;
 	ASN1_TYPE *oriValue;
	};

struct CMS_DigestedData_st
	{
	long version;
	X509_ALGOR *digestAlgorithm;
	CMS_EncapsulatedContentInfo *encapContentInfo;
	ASN1_OCTET_STRING *digest;
	};

struct CMS_EncryptedData_st
	{
	long version;
	CMS_EncryptedContentInfo *encryptedContentInfo;
	STACK_OF(X509_ATTRIBUTE) *unprotectedAttrs;
	};

struct CMS_AuthenticatedData_st
	{
	long version;
	CMS_OriginatorInfo *originatorInfo;
	STACK_OF(CMS_RecipientInfo) *recipientInfos;
	X509_ALGOR *macAlgorithm;
	X509_ALGOR *digestAlgorithm;
	CMS_EncapsulatedContentInfo *encapContentInfo;
	STACK_OF(X509_ATTRIBUTE) *authAttrs;
	ASN1_OCTET_STRING *mac;
	STACK_OF(X509_ATTRIBUTE) *unauthAttrs;
	};

struct CMS_CompressedData_st
	{
	long version;
	X509_ALGOR *compressionAlgorithm;
	STACK_OF(CMS_RecipientInfo) *recipientInfos;
	CMS_EncapsulatedContentInfo *encapContentInfo;
	};

struct CMS_RevocationInfoChoice_st
	{
	int type;
	union	{
		X509_CRL *crl;
		CMS_OtherRevocationInfoFormat *other;
		} d;
	};

#define CMS_REVCHOICE_CRL		0
#define CMS_REVCHOICE_OTHER		1

struct CMS_OtherRevocationInfoFormat_st
	{
	ASN1_OBJECT *otherRevInfoFormat;
 	ASN1_TYPE *otherRevInfo;
	};

struct CMS_CertificateChoices
	{
	int type;
		union {
		X509 *certificate;
		ASN1_STRING *extendedCertificate;	/* Obsolete */
		ASN1_STRING *v1AttrCert;	/* Left encoded for now */
		ASN1_STRING *v2AttrCert;	/* Left encoded for now */
		CMS_OtherCertificateFormat *other;
		} d;
	};

#define CMS_CERTCHOICE_CERT		0
#define CMS_CERTCHOICE_EXCERT		1
#define CMS_CERTCHOICE_V1ACERT		2
#define CMS_CERTCHOICE_V2ACERT		3
#define CMS_CERTCHOICE_OTHER		4

struct CMS_OtherCertificateFormat_st
	{
	ASN1_OBJECT *otherCertFormat;
 	ASN1_TYPE *otherCert;
	};

/* This is also defined in pkcs7.h but we duplicate it
 * to allow the CMS code to be independent of PKCS#7
 */

struct CMS_IssuerAndSerialNumber_st
	{
	X509_NAME *issuer;
	ASN1_INTEGER *serialNumber;
	};

struct CMS_OtherKeyAttribute_st
	{
	ASN1_OBJECT *keyAttrId;
 	ASN1_TYPE *keyAttr;
	};

/* ESS structures */

#ifdef HEADER_X509V3_H

struct CMS_ReceiptRequest_st
	{
	ASN1_OCTET_STRING *signedContentIdentifier;
	CMS_ReceiptsFrom *receiptsFrom;
	STACK_OF(GENERAL_NAMES) *receiptsTo;
	};


struct CMS_ReceiptsFrom_st
	{
	int type;
	union
		{
		long allOrFirstTier;
		STACK_OF(GENERAL_NAMES) *receiptList;
		} d;
	};
#endif

struct CMS_Receipt_st
	{
	long version;
	ASN1_OBJECT *contentType;
	ASN1_OCTET_STRING *signedContentIdentifier;
	ASN1_OCTET_STRING *originatorSignatureValue;
	};

DECLARE_ASN1_ITEM(CMS_SignerInfo)
DECLARE_ASN1_ITEM(CMS_IssuerAndSerialNumber)
DECLARE_ASN1_ITEM(CMS_Attributes_Sign)
DECLARE_ASN1_ITEM(CMS_Attributes_Verify)
DECLARE_ASN1_ALLOC_FUNCTIONS(CMS_IssuerAndSerialNumber)

#define CMS_SIGNERINFO_ISSUER_SERIAL	0
#define CMS_SIGNERINFO_KEYIDENTIFIER	1

#define CMS_RECIPINFO_ISSUER_SERIAL	0
#define CMS_RECIPINFO_KEYIDENTIFIER	1

BIO *cms_content_bio(CMS_ContentInfo *cms);

CMS_ContentInfo *cms_Data_create(void);

CMS_ContentInfo *cms_DigestedData_create(const EVP_MD *md);
BIO *cms_DigestedData_init_bio(CMS_ContentInfo *cms);
int cms_DigestedData_do_final(CMS_ContentInfo *cms, BIO *chain, int verify);

BIO *cms_SignedData_init_bio(CMS_ContentInfo *cms);
int cms_SignedData_final(CMS_ContentInfo *cms, BIO *chain);
int cms_set1_SignerIdentifier(CMS_SignerIdentifier *sid, X509 *cert, int type);
int cms_SignerIdentifier_get0_signer_id(CMS_SignerIdentifier *sid,
					ASN1_OCTET_STRING **keyid,
					X509_NAME **issuer, ASN1_INTEGER **sno);
int cms_SignerIdentifier_cert_cmp(CMS_SignerIdentifier *sid, X509 *cert);

CMS_ContentInfo *cms_CompressedData_create(int comp_nid);
BIO *cms_CompressedData_init_bio(CMS_ContentInfo *cms);

void cms_DigestAlgorithm_set(X509_ALGOR *alg, const EVP_MD *md);
BIO *cms_DigestAlgorithm_init_bio(X509_ALGOR *digestAlgorithm);
int cms_DigestAlgorithm_find_ctx(EVP_MD_CTX *mctx, BIO *chain,
					X509_ALGOR *mdalg);

BIO *cms_EncryptedContent_init_bio(CMS_EncryptedContentInfo *ec);
BIO *cms_EncryptedData_init_bio(CMS_ContentInfo *cms);
int cms_EncryptedContent_init(CMS_EncryptedContentInfo *ec, 
				const EVP_CIPHER *cipher,
				const unsigned char *key, size_t keylen);

int cms_Receipt_verify(CMS_ContentInfo *cms, CMS_ContentInfo *req_cms);
int cms_msgSigDigest_add1(CMS_SignerInfo *dest, CMS_SignerInfo *src);
ASN1_OCTET_STRING *cms_encode_Receipt(CMS_SignerInfo *si);

BIO *cms_EnvelopedData_init_bio(CMS_ContentInfo *cms);
	
#ifdef  __cplusplus
}
#endif
#endif