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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/*
2 * Copyright 2008-2018 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the OpenSSL license (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
8 */
9
10#ifndef HEADER_CMS_LCL_H
11# define HEADER_CMS_LCL_H
12
13# include <openssl/x509.h>
14
15/*
16 * Cryptographic message syntax (CMS) structures: taken from RFC3852
17 */
18
19/* Forward references */
20
21typedef struct CMS_IssuerAndSerialNumber_st CMS_IssuerAndSerialNumber;
22typedef struct CMS_EncapsulatedContentInfo_st CMS_EncapsulatedContentInfo;
23typedef struct CMS_SignerIdentifier_st CMS_SignerIdentifier;
24typedef struct CMS_SignedData_st CMS_SignedData;
25typedef struct CMS_OtherRevocationInfoFormat_st CMS_OtherRevocationInfoFormat;
26typedef struct CMS_OriginatorInfo_st CMS_OriginatorInfo;
27typedef struct CMS_EncryptedContentInfo_st CMS_EncryptedContentInfo;
28typedef struct CMS_EnvelopedData_st CMS_EnvelopedData;
29typedef struct CMS_DigestedData_st CMS_DigestedData;
30typedef struct CMS_EncryptedData_st CMS_EncryptedData;
31typedef struct CMS_AuthenticatedData_st CMS_AuthenticatedData;
32typedef struct CMS_CompressedData_st CMS_CompressedData;
33typedef struct CMS_OtherCertificateFormat_st CMS_OtherCertificateFormat;
34typedef struct CMS_KeyTransRecipientInfo_st CMS_KeyTransRecipientInfo;
35typedef struct CMS_OriginatorPublicKey_st CMS_OriginatorPublicKey;
36typedef struct CMS_OriginatorIdentifierOrKey_st CMS_OriginatorIdentifierOrKey;
37typedef struct CMS_KeyAgreeRecipientInfo_st CMS_KeyAgreeRecipientInfo;
38typedef struct CMS_RecipientKeyIdentifier_st CMS_RecipientKeyIdentifier;
39typedef struct CMS_KeyAgreeRecipientIdentifier_st
40 CMS_KeyAgreeRecipientIdentifier;
41typedef struct CMS_KEKIdentifier_st CMS_KEKIdentifier;
42typedef struct CMS_KEKRecipientInfo_st CMS_KEKRecipientInfo;
43typedef struct CMS_PasswordRecipientInfo_st CMS_PasswordRecipientInfo;
44typedef struct CMS_OtherRecipientInfo_st CMS_OtherRecipientInfo;
45typedef struct CMS_ReceiptsFrom_st CMS_ReceiptsFrom;
46
47struct CMS_ContentInfo_st {
48 ASN1_OBJECT *contentType;
49 union {
50 ASN1_OCTET_STRING *data;
51 CMS_SignedData *signedData;
52 CMS_EnvelopedData *envelopedData;
53 CMS_DigestedData *digestedData;
54 CMS_EncryptedData *encryptedData;
55 CMS_AuthenticatedData *authenticatedData;
56 CMS_CompressedData *compressedData;
57 ASN1_TYPE *other;
58 /* Other types ... */
59 void *otherData;
60 } d;
61};
62
63DEFINE_STACK_OF(CMS_CertificateChoices)
64
65struct CMS_SignedData_st {
66 int32_t version;
67 STACK_OF(X509_ALGOR) *digestAlgorithms;
68 CMS_EncapsulatedContentInfo *encapContentInfo;
69 STACK_OF(CMS_CertificateChoices) *certificates;
70 STACK_OF(CMS_RevocationInfoChoice) *crls;
71 STACK_OF(CMS_SignerInfo) *signerInfos;
72};
73
74struct CMS_EncapsulatedContentInfo_st {
75 ASN1_OBJECT *eContentType;
76 ASN1_OCTET_STRING *eContent;
77 /* Set to 1 if incomplete structure only part set up */
78 int partial;
79};
80
81struct CMS_SignerInfo_st {
82 int32_t version;
83 CMS_SignerIdentifier *sid;
84 X509_ALGOR *digestAlgorithm;
85 STACK_OF(X509_ATTRIBUTE) *signedAttrs;
86 X509_ALGOR *signatureAlgorithm;
87 ASN1_OCTET_STRING *signature;
88 STACK_OF(X509_ATTRIBUTE) *unsignedAttrs;
89 /* Signing certificate and key */
90 X509 *signer;
91 EVP_PKEY *pkey;
92 /* Digest and public key context for alternative parameters */
93 EVP_MD_CTX *mctx;
94 EVP_PKEY_CTX *pctx;
95};
96
97struct CMS_SignerIdentifier_st {
98 int type;
99 union {
100 CMS_IssuerAndSerialNumber *issuerAndSerialNumber;
101 ASN1_OCTET_STRING *subjectKeyIdentifier;
102 } d;
103};
104
105struct CMS_EnvelopedData_st {
106 int32_t version;
107 CMS_OriginatorInfo *originatorInfo;
108 STACK_OF(CMS_RecipientInfo) *recipientInfos;
109 CMS_EncryptedContentInfo *encryptedContentInfo;
110 STACK_OF(X509_ATTRIBUTE) *unprotectedAttrs;
111};
112
113struct CMS_OriginatorInfo_st {
114 STACK_OF(CMS_CertificateChoices) *certificates;
115 STACK_OF(CMS_RevocationInfoChoice) *crls;
116};
117
118struct CMS_EncryptedContentInfo_st {
119 ASN1_OBJECT *contentType;
120 X509_ALGOR *contentEncryptionAlgorithm;
121 ASN1_OCTET_STRING *encryptedContent;
122 /* Content encryption algorithm and key */
123 const EVP_CIPHER *cipher;
124 unsigned char *key;
125 size_t keylen;
126 /* Set to 1 if we are debugging decrypt and don't fake keys for MMA */
127 int debug;
128};
129
130struct CMS_RecipientInfo_st {
131 int type;
132 union {
133 CMS_KeyTransRecipientInfo *ktri;
134 CMS_KeyAgreeRecipientInfo *kari;
135 CMS_KEKRecipientInfo *kekri;
136 CMS_PasswordRecipientInfo *pwri;
137 CMS_OtherRecipientInfo *ori;
138 } d;
139};
140
141typedef CMS_SignerIdentifier CMS_RecipientIdentifier;
142
143struct CMS_KeyTransRecipientInfo_st {
144 int32_t version;
145 CMS_RecipientIdentifier *rid;
146 X509_ALGOR *keyEncryptionAlgorithm;
147 ASN1_OCTET_STRING *encryptedKey;
148 /* Recipient Key and cert */
149 X509 *recip;
150 EVP_PKEY *pkey;
151 /* Public key context for this operation */
152 EVP_PKEY_CTX *pctx;
153};
154
155struct CMS_KeyAgreeRecipientInfo_st {
156 int32_t version;
157 CMS_OriginatorIdentifierOrKey *originator;
158 ASN1_OCTET_STRING *ukm;
159 X509_ALGOR *keyEncryptionAlgorithm;
160 STACK_OF(CMS_RecipientEncryptedKey) *recipientEncryptedKeys;
161 /* Public key context associated with current operation */
162 EVP_PKEY_CTX *pctx;
163 /* Cipher context for CEK wrapping */
164 EVP_CIPHER_CTX *ctx;
165};
166
167struct CMS_OriginatorIdentifierOrKey_st {
168 int type;
169 union {
170 CMS_IssuerAndSerialNumber *issuerAndSerialNumber;
171 ASN1_OCTET_STRING *subjectKeyIdentifier;
172 CMS_OriginatorPublicKey *originatorKey;
173 } d;
174};
175
176struct CMS_OriginatorPublicKey_st {
177 X509_ALGOR *algorithm;
178 ASN1_BIT_STRING *publicKey;
179};
180
181struct CMS_RecipientEncryptedKey_st {
182 CMS_KeyAgreeRecipientIdentifier *rid;
183 ASN1_OCTET_STRING *encryptedKey;
184 /* Public key associated with this recipient */
185 EVP_PKEY *pkey;
186};
187
188struct CMS_KeyAgreeRecipientIdentifier_st {
189 int type;
190 union {
191 CMS_IssuerAndSerialNumber *issuerAndSerialNumber;
192 CMS_RecipientKeyIdentifier *rKeyId;
193 } d;
194};
195
196struct CMS_RecipientKeyIdentifier_st {
197 ASN1_OCTET_STRING *subjectKeyIdentifier;
198 ASN1_GENERALIZEDTIME *date;
199 CMS_OtherKeyAttribute *other;
200};
201
202struct CMS_KEKRecipientInfo_st {
203 int32_t version;
204 CMS_KEKIdentifier *kekid;
205 X509_ALGOR *keyEncryptionAlgorithm;
206 ASN1_OCTET_STRING *encryptedKey;
207 /* Extra info: symmetric key to use */
208 unsigned char *key;
209 size_t keylen;
210};
211
212struct CMS_KEKIdentifier_st {
213 ASN1_OCTET_STRING *keyIdentifier;
214 ASN1_GENERALIZEDTIME *date;
215 CMS_OtherKeyAttribute *other;
216};
217
218struct CMS_PasswordRecipientInfo_st {
219 int32_t version;
220 X509_ALGOR *keyDerivationAlgorithm;
221 X509_ALGOR *keyEncryptionAlgorithm;
222 ASN1_OCTET_STRING *encryptedKey;
223 /* Extra info: password to use */
224 unsigned char *pass;
225 size_t passlen;
226};
227
228struct CMS_OtherRecipientInfo_st {
229 ASN1_OBJECT *oriType;
230 ASN1_TYPE *oriValue;
231};
232
233struct CMS_DigestedData_st {
234 int32_t version;
235 X509_ALGOR *digestAlgorithm;
236 CMS_EncapsulatedContentInfo *encapContentInfo;
237 ASN1_OCTET_STRING *digest;
238};
239
240struct CMS_EncryptedData_st {
241 int32_t version;
242 CMS_EncryptedContentInfo *encryptedContentInfo;
243 STACK_OF(X509_ATTRIBUTE) *unprotectedAttrs;
244};
245
246struct CMS_AuthenticatedData_st {
247 int32_t version;
248 CMS_OriginatorInfo *originatorInfo;
249 STACK_OF(CMS_RecipientInfo) *recipientInfos;
250 X509_ALGOR *macAlgorithm;
251 X509_ALGOR *digestAlgorithm;
252 CMS_EncapsulatedContentInfo *encapContentInfo;
253 STACK_OF(X509_ATTRIBUTE) *authAttrs;
254 ASN1_OCTET_STRING *mac;
255 STACK_OF(X509_ATTRIBUTE) *unauthAttrs;
256};
257
258struct CMS_CompressedData_st {
259 int32_t version;
260 X509_ALGOR *compressionAlgorithm;
261 STACK_OF(CMS_RecipientInfo) *recipientInfos;
262 CMS_EncapsulatedContentInfo *encapContentInfo;
263};
264
265struct CMS_RevocationInfoChoice_st {
266 int type;
267 union {
268 X509_CRL *crl;
269 CMS_OtherRevocationInfoFormat *other;
270 } d;
271};
272
273# define CMS_REVCHOICE_CRL 0
274# define CMS_REVCHOICE_OTHER 1
275
276struct CMS_OtherRevocationInfoFormat_st {
277 ASN1_OBJECT *otherRevInfoFormat;
278 ASN1_TYPE *otherRevInfo;
279};
280
281struct CMS_CertificateChoices {
282 int type;
283 union {
284 X509 *certificate;
285 ASN1_STRING *extendedCertificate; /* Obsolete */
286 ASN1_STRING *v1AttrCert; /* Left encoded for now */
287 ASN1_STRING *v2AttrCert; /* Left encoded for now */
288 CMS_OtherCertificateFormat *other;
289 } d;
290};
291
292# define CMS_CERTCHOICE_CERT 0
293# define CMS_CERTCHOICE_EXCERT 1
294# define CMS_CERTCHOICE_V1ACERT 2
295# define CMS_CERTCHOICE_V2ACERT 3
296# define CMS_CERTCHOICE_OTHER 4
297
298struct CMS_OtherCertificateFormat_st {
299 ASN1_OBJECT *otherCertFormat;
300 ASN1_TYPE *otherCert;
301};
302
303/*
304 * This is also defined in pkcs7.h but we duplicate it to allow the CMS code
305 * to be independent of PKCS#7
306 */
307
308struct CMS_IssuerAndSerialNumber_st {
309 X509_NAME *issuer;
310 ASN1_INTEGER *serialNumber;
311};
312
313struct CMS_OtherKeyAttribute_st {
314 ASN1_OBJECT *keyAttrId;
315 ASN1_TYPE *keyAttr;
316};
317
318/* ESS structures */
319
320# ifdef HEADER_X509V3_H
321
322struct CMS_ReceiptRequest_st {
323 ASN1_OCTET_STRING *signedContentIdentifier;
324 CMS_ReceiptsFrom *receiptsFrom;
325 STACK_OF(GENERAL_NAMES) *receiptsTo;
326};
327
328struct CMS_ReceiptsFrom_st {
329 int type;
330 union {
331 int32_t allOrFirstTier;
332 STACK_OF(GENERAL_NAMES) *receiptList;
333 } d;
334};
335# endif
336
337struct CMS_Receipt_st {
338 int32_t version;
339 ASN1_OBJECT *contentType;
340 ASN1_OCTET_STRING *signedContentIdentifier;
341 ASN1_OCTET_STRING *originatorSignatureValue;
342};
343
344DECLARE_ASN1_FUNCTIONS(CMS_ContentInfo)
345DECLARE_ASN1_ITEM(CMS_SignerInfo)
346DECLARE_ASN1_ITEM(CMS_IssuerAndSerialNumber)
347DECLARE_ASN1_ITEM(CMS_Attributes_Sign)
348DECLARE_ASN1_ITEM(CMS_Attributes_Verify)
349DECLARE_ASN1_ITEM(CMS_RecipientInfo)
350DECLARE_ASN1_ITEM(CMS_PasswordRecipientInfo)
351DECLARE_ASN1_ALLOC_FUNCTIONS(CMS_IssuerAndSerialNumber)
352
353# define CMS_SIGNERINFO_ISSUER_SERIAL 0
354# define CMS_SIGNERINFO_KEYIDENTIFIER 1
355
356# define CMS_RECIPINFO_ISSUER_SERIAL 0
357# define CMS_RECIPINFO_KEYIDENTIFIER 1
358
359# define CMS_REK_ISSUER_SERIAL 0
360# define CMS_REK_KEYIDENTIFIER 1
361
362# define CMS_OIK_ISSUER_SERIAL 0
363# define CMS_OIK_KEYIDENTIFIER 1
364# define CMS_OIK_PUBKEY 2
365
366BIO *cms_content_bio(CMS_ContentInfo *cms);
367
368CMS_ContentInfo *cms_Data_create(void);
369
370CMS_ContentInfo *cms_DigestedData_create(const EVP_MD *md);
371BIO *cms_DigestedData_init_bio(CMS_ContentInfo *cms);
372int cms_DigestedData_do_final(CMS_ContentInfo *cms, BIO *chain, int verify);
373
374BIO *cms_SignedData_init_bio(CMS_ContentInfo *cms);
375int cms_SignedData_final(CMS_ContentInfo *cms, BIO *chain);
376int cms_set1_SignerIdentifier(CMS_SignerIdentifier *sid, X509 *cert,
377 int type);
378int cms_SignerIdentifier_get0_signer_id(CMS_SignerIdentifier *sid,
379 ASN1_OCTET_STRING **keyid,
380 X509_NAME **issuer,
381 ASN1_INTEGER **sno);
382int cms_SignerIdentifier_cert_cmp(CMS_SignerIdentifier *sid, X509 *cert);
383
384CMS_ContentInfo *cms_CompressedData_create(int comp_nid);
385BIO *cms_CompressedData_init_bio(CMS_ContentInfo *cms);
386
387BIO *cms_DigestAlgorithm_init_bio(X509_ALGOR *digestAlgorithm);
388int cms_DigestAlgorithm_find_ctx(EVP_MD_CTX *mctx, BIO *chain,
389 X509_ALGOR *mdalg);
390
391int cms_ias_cert_cmp(CMS_IssuerAndSerialNumber *ias, X509 *cert);
392int cms_keyid_cert_cmp(ASN1_OCTET_STRING *keyid, X509 *cert);
393int cms_set1_ias(CMS_IssuerAndSerialNumber **pias, X509 *cert);
394int cms_set1_keyid(ASN1_OCTET_STRING **pkeyid, X509 *cert);
395
396BIO *cms_EncryptedContent_init_bio(CMS_EncryptedContentInfo *ec);
397BIO *cms_EncryptedData_init_bio(CMS_ContentInfo *cms);
398int cms_EncryptedContent_init(CMS_EncryptedContentInfo *ec,
399 const EVP_CIPHER *cipher,
400 const unsigned char *key, size_t keylen);
401
402int cms_Receipt_verify(CMS_ContentInfo *cms, CMS_ContentInfo *req_cms);
403int cms_msgSigDigest_add1(CMS_SignerInfo *dest, CMS_SignerInfo *src);
404ASN1_OCTET_STRING *cms_encode_Receipt(CMS_SignerInfo *si);
405
406BIO *cms_EnvelopedData_init_bio(CMS_ContentInfo *cms);
407CMS_EnvelopedData *cms_get0_enveloped(CMS_ContentInfo *cms);
408int cms_env_asn1_ctrl(CMS_RecipientInfo *ri, int cmd);
409int cms_pkey_get_ri_type(EVP_PKEY *pk);
410/* KARI routines */
411int cms_RecipientInfo_kari_init(CMS_RecipientInfo *ri, X509 *recip,
412 EVP_PKEY *pk, unsigned int flags);
413int cms_RecipientInfo_kari_encrypt(CMS_ContentInfo *cms,
414 CMS_RecipientInfo *ri);
415
416/* PWRI routines */
417int cms_RecipientInfo_pwri_crypt(CMS_ContentInfo *cms, CMS_RecipientInfo *ri,
418 int en_de);
419
420DECLARE_ASN1_ITEM(CMS_CertificateChoices)
421DECLARE_ASN1_ITEM(CMS_DigestedData)
422DECLARE_ASN1_ITEM(CMS_EncryptedData)
423DECLARE_ASN1_ITEM(CMS_EnvelopedData)
424DECLARE_ASN1_ITEM(CMS_KEKRecipientInfo)
425DECLARE_ASN1_ITEM(CMS_KeyAgreeRecipientInfo)
426DECLARE_ASN1_ITEM(CMS_KeyTransRecipientInfo)
427DECLARE_ASN1_ITEM(CMS_OriginatorPublicKey)
428DECLARE_ASN1_ITEM(CMS_OtherKeyAttribute)
429DECLARE_ASN1_ITEM(CMS_Receipt)
430DECLARE_ASN1_ITEM(CMS_ReceiptRequest)
431DECLARE_ASN1_ITEM(CMS_RecipientEncryptedKey)
432DECLARE_ASN1_ITEM(CMS_RecipientKeyIdentifier)
433DECLARE_ASN1_ITEM(CMS_RevocationInfoChoice)
434DECLARE_ASN1_ITEM(CMS_SignedData)
435DECLARE_ASN1_ITEM(CMS_CompressedData)
436
437#endif
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