1/*
2 * {- join("\n * ", @autowarntext) -}
3 *
4 * Copyright 2008-2021 The OpenSSL Project Authors. All Rights Reserved.
5 *
6 * Licensed under the Apache License 2.0 (the "License").  You may not use
7 * this file except in compliance with the License.  You can obtain a copy
8 * in the file LICENSE in the source distribution or at
9 * https://www.openssl.org/source/license.html
10 */
11
12{-
13use OpenSSL::stackhash qw(generate_stack_macros);
14-}
15
16#ifndef OPENSSL_CMS_H
17# define OPENSSL_CMS_H
18# pragma once
19
20# include <openssl/macros.h>
21# ifndef OPENSSL_NO_DEPRECATED_3_0
22#  define HEADER_CMS_H
23# endif
24
25# include <openssl/opensslconf.h>
26
27# ifndef OPENSSL_NO_CMS
28# include <openssl/x509.h>
29# include <openssl/x509v3.h>
30# include <openssl/cmserr.h>
31# ifdef __cplusplus
32extern "C" {
33# endif
34
35typedef struct CMS_ContentInfo_st CMS_ContentInfo;
36typedef struct CMS_SignerInfo_st CMS_SignerInfo;
37typedef struct CMS_CertificateChoices CMS_CertificateChoices;
38typedef struct CMS_RevocationInfoChoice_st CMS_RevocationInfoChoice;
39typedef struct CMS_RecipientInfo_st CMS_RecipientInfo;
40typedef struct CMS_ReceiptRequest_st CMS_ReceiptRequest;
41typedef struct CMS_Receipt_st CMS_Receipt;
42typedef struct CMS_RecipientEncryptedKey_st CMS_RecipientEncryptedKey;
43typedef struct CMS_OtherKeyAttribute_st CMS_OtherKeyAttribute;
44
45{-
46    generate_stack_macros("CMS_SignerInfo")
47    .generate_stack_macros("CMS_RecipientEncryptedKey")
48    .generate_stack_macros("CMS_RecipientInfo")
49    .generate_stack_macros("CMS_RevocationInfoChoice");
50-}
51
52DECLARE_ASN1_FUNCTIONS(CMS_ContentInfo)
53DECLARE_ASN1_FUNCTIONS(CMS_ReceiptRequest)
54DECLARE_ASN1_PRINT_FUNCTION(CMS_ContentInfo)
55
56CMS_ContentInfo *CMS_ContentInfo_new_ex(OSSL_LIB_CTX *libctx, const char *propq);
57
58# define CMS_SIGNERINFO_ISSUER_SERIAL    0
59# define CMS_SIGNERINFO_KEYIDENTIFIER    1
60
61# define CMS_RECIPINFO_NONE              -1
62# define CMS_RECIPINFO_TRANS             0
63# define CMS_RECIPINFO_AGREE             1
64# define CMS_RECIPINFO_KEK               2
65# define CMS_RECIPINFO_PASS              3
66# define CMS_RECIPINFO_OTHER             4
67
68/* S/MIME related flags */
69
70# define CMS_TEXT                        0x1
71# define CMS_NOCERTS                     0x2
72# define CMS_NO_CONTENT_VERIFY           0x4
73# define CMS_NO_ATTR_VERIFY              0x8
74# define CMS_NOSIGS                      \
75                        (CMS_NO_CONTENT_VERIFY|CMS_NO_ATTR_VERIFY)
76# define CMS_NOINTERN                    0x10
77# define CMS_NO_SIGNER_CERT_VERIFY       0x20
78# define CMS_NOVERIFY                    0x20
79# define CMS_DETACHED                    0x40
80# define CMS_BINARY                      0x80
81# define CMS_NOATTR                      0x100
82# define CMS_NOSMIMECAP                  0x200
83# define CMS_NOOLDMIMETYPE               0x400
84# define CMS_CRLFEOL                     0x800
85# define CMS_STREAM                      0x1000
86# define CMS_NOCRL                       0x2000
87# define CMS_PARTIAL                     0x4000
88# define CMS_REUSE_DIGEST                0x8000
89# define CMS_USE_KEYID                   0x10000
90# define CMS_DEBUG_DECRYPT               0x20000
91# define CMS_KEY_PARAM                   0x40000
92# define CMS_ASCIICRLF                   0x80000
93# define CMS_CADES                       0x100000
94# define CMS_USE_ORIGINATOR_KEYID        0x200000
95
96const ASN1_OBJECT *CMS_get0_type(const CMS_ContentInfo *cms);
97
98BIO *CMS_dataInit(CMS_ContentInfo *cms, BIO *icont);
99int CMS_dataFinal(CMS_ContentInfo *cms, BIO *bio);
100
101ASN1_OCTET_STRING **CMS_get0_content(CMS_ContentInfo *cms);
102int CMS_is_detached(CMS_ContentInfo *cms);
103int CMS_set_detached(CMS_ContentInfo *cms, int detached);
104
105# ifdef OPENSSL_PEM_H
106DECLARE_PEM_rw(CMS, CMS_ContentInfo)
107# endif
108int CMS_stream(unsigned char ***boundary, CMS_ContentInfo *cms);
109CMS_ContentInfo *d2i_CMS_bio(BIO *bp, CMS_ContentInfo **cms);
110int i2d_CMS_bio(BIO *bp, CMS_ContentInfo *cms);
111
112BIO *BIO_new_CMS(BIO *out, CMS_ContentInfo *cms);
113int i2d_CMS_bio_stream(BIO *out, CMS_ContentInfo *cms, BIO *in, int flags);
114int PEM_write_bio_CMS_stream(BIO *out, CMS_ContentInfo *cms, BIO *in,
115                             int flags);
116CMS_ContentInfo *SMIME_read_CMS(BIO *bio, BIO **bcont);
117CMS_ContentInfo *SMIME_read_CMS_ex(BIO *bio, int flags, BIO **bcont, CMS_ContentInfo **ci);
118int SMIME_write_CMS(BIO *bio, CMS_ContentInfo *cms, BIO *data, int flags);
119
120int CMS_final(CMS_ContentInfo *cms, BIO *data, BIO *dcont,
121              unsigned int flags);
122
123CMS_ContentInfo *CMS_sign(X509 *signcert, EVP_PKEY *pkey,
124                          STACK_OF(X509) *certs, BIO *data,
125                          unsigned int flags);
126CMS_ContentInfo *CMS_sign_ex(X509 *signcert, EVP_PKEY *pkey,
127                             STACK_OF(X509) *certs, BIO *data,
128                             unsigned int flags, OSSL_LIB_CTX *ctx,
129                             const char *propq);
130
131CMS_ContentInfo *CMS_sign_receipt(CMS_SignerInfo *si,
132                                  X509 *signcert, EVP_PKEY *pkey,
133                                  STACK_OF(X509) *certs, unsigned int flags);
134
135int CMS_data(CMS_ContentInfo *cms, BIO *out, unsigned int flags);
136CMS_ContentInfo *CMS_data_create(BIO *in, unsigned int flags);
137CMS_ContentInfo *CMS_data_create_ex(BIO *in, unsigned int flags,
138                                    OSSL_LIB_CTX *ctx, const char *propq);
139
140int CMS_digest_verify(CMS_ContentInfo *cms, BIO *dcont, BIO *out,
141                      unsigned int flags);
142CMS_ContentInfo *CMS_digest_create(BIO *in, const EVP_MD *md,
143                                   unsigned int flags);
144CMS_ContentInfo *CMS_digest_create_ex(BIO *in, const EVP_MD *md,
145                                      unsigned int flags, OSSL_LIB_CTX *ctx,
146                                      const char *propq);
147
148int CMS_EncryptedData_decrypt(CMS_ContentInfo *cms,
149                              const unsigned char *key, size_t keylen,
150                              BIO *dcont, BIO *out, unsigned int flags);
151
152CMS_ContentInfo *CMS_EncryptedData_encrypt(BIO *in, const EVP_CIPHER *cipher,
153                                           const unsigned char *key,
154                                           size_t keylen, unsigned int flags);
155CMS_ContentInfo *CMS_EncryptedData_encrypt_ex(BIO *in, const EVP_CIPHER *cipher,
156                                              const unsigned char *key,
157                                              size_t keylen, unsigned int flags,
158                                              OSSL_LIB_CTX *ctx,
159                                              const char *propq);
160
161int CMS_EncryptedData_set1_key(CMS_ContentInfo *cms, const EVP_CIPHER *ciph,
162                               const unsigned char *key, size_t keylen);
163
164int CMS_verify(CMS_ContentInfo *cms, STACK_OF(X509) *certs,
165               X509_STORE *store, BIO *dcont, BIO *out, unsigned int flags);
166
167int CMS_verify_receipt(CMS_ContentInfo *rcms, CMS_ContentInfo *ocms,
168                       STACK_OF(X509) *certs,
169                       X509_STORE *store, unsigned int flags);
170
171STACK_OF(X509) *CMS_get0_signers(CMS_ContentInfo *cms);
172
173CMS_ContentInfo *CMS_encrypt(STACK_OF(X509) *certs, BIO *in,
174                             const EVP_CIPHER *cipher, unsigned int flags);
175CMS_ContentInfo *CMS_encrypt_ex(STACK_OF(X509) *certs, BIO *in,
176                                const EVP_CIPHER *cipher, unsigned int flags,
177                                OSSL_LIB_CTX *ctx, const char *propq);
178
179int CMS_decrypt(CMS_ContentInfo *cms, EVP_PKEY *pkey, X509 *cert,
180                BIO *dcont, BIO *out, unsigned int flags);
181
182int CMS_decrypt_set1_pkey(CMS_ContentInfo *cms, EVP_PKEY *pk, X509 *cert);
183int CMS_decrypt_set1_pkey_and_peer(CMS_ContentInfo *cms, EVP_PKEY *pk,
184                                   X509 *cert, X509 *peer);
185int CMS_decrypt_set1_key(CMS_ContentInfo *cms,
186                         unsigned char *key, size_t keylen,
187                         const unsigned char *id, size_t idlen);
188int CMS_decrypt_set1_password(CMS_ContentInfo *cms,
189                              unsigned char *pass, ossl_ssize_t passlen);
190
191STACK_OF(CMS_RecipientInfo) *CMS_get0_RecipientInfos(CMS_ContentInfo *cms);
192int CMS_RecipientInfo_type(CMS_RecipientInfo *ri);
193EVP_PKEY_CTX *CMS_RecipientInfo_get0_pkey_ctx(CMS_RecipientInfo *ri);
194CMS_ContentInfo *CMS_AuthEnvelopedData_create(const EVP_CIPHER *cipher);
195CMS_ContentInfo *
196CMS_AuthEnvelopedData_create_ex(const EVP_CIPHER *cipher, OSSL_LIB_CTX *ctx,
197                                const char *propq);
198CMS_ContentInfo *CMS_EnvelopedData_create(const EVP_CIPHER *cipher);
199CMS_ContentInfo *CMS_EnvelopedData_create_ex(const EVP_CIPHER *cipher,
200                                             OSSL_LIB_CTX *ctx,
201                                             const char *propq);
202
203CMS_RecipientInfo *CMS_add1_recipient_cert(CMS_ContentInfo *cms,
204                                           X509 *recip, unsigned int flags);
205CMS_RecipientInfo *CMS_add1_recipient(CMS_ContentInfo *cms, X509 *recip,
206     EVP_PKEY *originatorPrivKey, X509 * originator, unsigned int flags);
207int CMS_RecipientInfo_set0_pkey(CMS_RecipientInfo *ri, EVP_PKEY *pkey);
208int CMS_RecipientInfo_ktri_cert_cmp(CMS_RecipientInfo *ri, X509 *cert);
209int CMS_RecipientInfo_ktri_get0_algs(CMS_RecipientInfo *ri,
210                                     EVP_PKEY **pk, X509 **recip,
211                                     X509_ALGOR **palg);
212int CMS_RecipientInfo_ktri_get0_signer_id(CMS_RecipientInfo *ri,
213                                          ASN1_OCTET_STRING **keyid,
214                                          X509_NAME **issuer,
215                                          ASN1_INTEGER **sno);
216
217CMS_RecipientInfo *CMS_add0_recipient_key(CMS_ContentInfo *cms, int nid,
218                                          unsigned char *key, size_t keylen,
219                                          unsigned char *id, size_t idlen,
220                                          ASN1_GENERALIZEDTIME *date,
221                                          ASN1_OBJECT *otherTypeId,
222                                          ASN1_TYPE *otherType);
223
224int CMS_RecipientInfo_kekri_get0_id(CMS_RecipientInfo *ri,
225                                    X509_ALGOR **palg,
226                                    ASN1_OCTET_STRING **pid,
227                                    ASN1_GENERALIZEDTIME **pdate,
228                                    ASN1_OBJECT **potherid,
229                                    ASN1_TYPE **pothertype);
230
231int CMS_RecipientInfo_set0_key(CMS_RecipientInfo *ri,
232                               unsigned char *key, size_t keylen);
233
234int CMS_RecipientInfo_kekri_id_cmp(CMS_RecipientInfo *ri,
235                                   const unsigned char *id, size_t idlen);
236
237int CMS_RecipientInfo_set0_password(CMS_RecipientInfo *ri,
238                                    unsigned char *pass,
239                                    ossl_ssize_t passlen);
240
241CMS_RecipientInfo *CMS_add0_recipient_password(CMS_ContentInfo *cms,
242                                               int iter, int wrap_nid,
243                                               int pbe_nid,
244                                               unsigned char *pass,
245                                               ossl_ssize_t passlen,
246                                               const EVP_CIPHER *kekciph);
247
248int CMS_RecipientInfo_decrypt(CMS_ContentInfo *cms, CMS_RecipientInfo *ri);
249int CMS_RecipientInfo_encrypt(const CMS_ContentInfo *cms, CMS_RecipientInfo *ri);
250
251int CMS_uncompress(CMS_ContentInfo *cms, BIO *dcont, BIO *out,
252                   unsigned int flags);
253CMS_ContentInfo *CMS_compress(BIO *in, int comp_nid, unsigned int flags);
254
255int CMS_set1_eContentType(CMS_ContentInfo *cms, const ASN1_OBJECT *oid);
256const ASN1_OBJECT *CMS_get0_eContentType(CMS_ContentInfo *cms);
257
258CMS_CertificateChoices *CMS_add0_CertificateChoices(CMS_ContentInfo *cms);
259int CMS_add0_cert(CMS_ContentInfo *cms, X509 *cert);
260int CMS_add1_cert(CMS_ContentInfo *cms, X509 *cert);
261STACK_OF(X509) *CMS_get1_certs(CMS_ContentInfo *cms);
262
263CMS_RevocationInfoChoice *CMS_add0_RevocationInfoChoice(CMS_ContentInfo *cms);
264int CMS_add0_crl(CMS_ContentInfo *cms, X509_CRL *crl);
265int CMS_add1_crl(CMS_ContentInfo *cms, X509_CRL *crl);
266STACK_OF(X509_CRL) *CMS_get1_crls(CMS_ContentInfo *cms);
267
268int CMS_SignedData_init(CMS_ContentInfo *cms);
269CMS_SignerInfo *CMS_add1_signer(CMS_ContentInfo *cms,
270                                X509 *signer, EVP_PKEY *pk, const EVP_MD *md,
271                                unsigned int flags);
272EVP_PKEY_CTX *CMS_SignerInfo_get0_pkey_ctx(CMS_SignerInfo *si);
273EVP_MD_CTX *CMS_SignerInfo_get0_md_ctx(CMS_SignerInfo *si);
274STACK_OF(CMS_SignerInfo) *CMS_get0_SignerInfos(CMS_ContentInfo *cms);
275
276void CMS_SignerInfo_set1_signer_cert(CMS_SignerInfo *si, X509 *signer);
277int CMS_SignerInfo_get0_signer_id(CMS_SignerInfo *si,
278                                  ASN1_OCTET_STRING **keyid,
279                                  X509_NAME **issuer, ASN1_INTEGER **sno);
280int CMS_SignerInfo_cert_cmp(CMS_SignerInfo *si, X509 *cert);
281int CMS_set1_signers_certs(CMS_ContentInfo *cms, STACK_OF(X509) *certs,
282                           unsigned int flags);
283void CMS_SignerInfo_get0_algs(CMS_SignerInfo *si, EVP_PKEY **pk,
284                              X509 **signer, X509_ALGOR **pdig,
285                              X509_ALGOR **psig);
286ASN1_OCTET_STRING *CMS_SignerInfo_get0_signature(CMS_SignerInfo *si);
287int CMS_SignerInfo_sign(CMS_SignerInfo *si);
288int CMS_SignerInfo_verify(CMS_SignerInfo *si);
289int CMS_SignerInfo_verify_content(CMS_SignerInfo *si, BIO *chain);
290
291int CMS_add_smimecap(CMS_SignerInfo *si, STACK_OF(X509_ALGOR) *algs);
292int CMS_add_simple_smimecap(STACK_OF(X509_ALGOR) **algs,
293                            int algnid, int keysize);
294int CMS_add_standard_smimecap(STACK_OF(X509_ALGOR) **smcap);
295
296int CMS_signed_get_attr_count(const CMS_SignerInfo *si);
297int CMS_signed_get_attr_by_NID(const CMS_SignerInfo *si, int nid,
298                               int lastpos);
299int CMS_signed_get_attr_by_OBJ(const CMS_SignerInfo *si, const ASN1_OBJECT *obj,
300                               int lastpos);
301X509_ATTRIBUTE *CMS_signed_get_attr(const CMS_SignerInfo *si, int loc);
302X509_ATTRIBUTE *CMS_signed_delete_attr(CMS_SignerInfo *si, int loc);
303int CMS_signed_add1_attr(CMS_SignerInfo *si, X509_ATTRIBUTE *attr);
304int CMS_signed_add1_attr_by_OBJ(CMS_SignerInfo *si,
305                                const ASN1_OBJECT *obj, int type,
306                                const void *bytes, int len);
307int CMS_signed_add1_attr_by_NID(CMS_SignerInfo *si,
308                                int nid, int type,
309                                const void *bytes, int len);
310int CMS_signed_add1_attr_by_txt(CMS_SignerInfo *si,
311                                const char *attrname, int type,
312                                const void *bytes, int len);
313void *CMS_signed_get0_data_by_OBJ(const CMS_SignerInfo *si,
314                                  const ASN1_OBJECT *oid,
315                                  int lastpos, int type);
316
317int CMS_unsigned_get_attr_count(const CMS_SignerInfo *si);
318int CMS_unsigned_get_attr_by_NID(const CMS_SignerInfo *si, int nid,
319                                 int lastpos);
320int CMS_unsigned_get_attr_by_OBJ(const CMS_SignerInfo *si,
321                                 const ASN1_OBJECT *obj, int lastpos);
322X509_ATTRIBUTE *CMS_unsigned_get_attr(const CMS_SignerInfo *si, int loc);
323X509_ATTRIBUTE *CMS_unsigned_delete_attr(CMS_SignerInfo *si, int loc);
324int CMS_unsigned_add1_attr(CMS_SignerInfo *si, X509_ATTRIBUTE *attr);
325int CMS_unsigned_add1_attr_by_OBJ(CMS_SignerInfo *si,
326                                  const ASN1_OBJECT *obj, int type,
327                                  const void *bytes, int len);
328int CMS_unsigned_add1_attr_by_NID(CMS_SignerInfo *si,
329                                  int nid, int type,
330                                  const void *bytes, int len);
331int CMS_unsigned_add1_attr_by_txt(CMS_SignerInfo *si,
332                                  const char *attrname, int type,
333                                  const void *bytes, int len);
334void *CMS_unsigned_get0_data_by_OBJ(CMS_SignerInfo *si, ASN1_OBJECT *oid,
335                                    int lastpos, int type);
336
337int CMS_get1_ReceiptRequest(CMS_SignerInfo *si, CMS_ReceiptRequest **prr);
338CMS_ReceiptRequest *CMS_ReceiptRequest_create0(
339    unsigned char *id, int idlen, int allorfirst,
340    STACK_OF(GENERAL_NAMES) *receiptList,
341    STACK_OF(GENERAL_NAMES) *receiptsTo);
342CMS_ReceiptRequest *CMS_ReceiptRequest_create0_ex(
343    unsigned char *id, int idlen, int allorfirst,
344    STACK_OF(GENERAL_NAMES) *receiptList,
345    STACK_OF(GENERAL_NAMES) *receiptsTo,
346    OSSL_LIB_CTX *ctx);
347
348int CMS_add1_ReceiptRequest(CMS_SignerInfo *si, CMS_ReceiptRequest *rr);
349void CMS_ReceiptRequest_get0_values(CMS_ReceiptRequest *rr,
350                                    ASN1_STRING **pcid,
351                                    int *pallorfirst,
352                                    STACK_OF(GENERAL_NAMES) **plist,
353                                    STACK_OF(GENERAL_NAMES) **prto);
354int CMS_RecipientInfo_kari_get0_alg(CMS_RecipientInfo *ri,
355                                    X509_ALGOR **palg,
356                                    ASN1_OCTET_STRING **pukm);
357STACK_OF(CMS_RecipientEncryptedKey)
358*CMS_RecipientInfo_kari_get0_reks(CMS_RecipientInfo *ri);
359
360int CMS_RecipientInfo_kari_get0_orig_id(CMS_RecipientInfo *ri,
361                                        X509_ALGOR **pubalg,
362                                        ASN1_BIT_STRING **pubkey,
363                                        ASN1_OCTET_STRING **keyid,
364                                        X509_NAME **issuer,
365                                        ASN1_INTEGER **sno);
366
367int CMS_RecipientInfo_kari_orig_id_cmp(CMS_RecipientInfo *ri, X509 *cert);
368
369int CMS_RecipientEncryptedKey_get0_id(CMS_RecipientEncryptedKey *rek,
370                                      ASN1_OCTET_STRING **keyid,
371                                      ASN1_GENERALIZEDTIME **tm,
372                                      CMS_OtherKeyAttribute **other,
373                                      X509_NAME **issuer, ASN1_INTEGER **sno);
374int CMS_RecipientEncryptedKey_cert_cmp(CMS_RecipientEncryptedKey *rek,
375                                       X509 *cert);
376int CMS_RecipientInfo_kari_set0_pkey(CMS_RecipientInfo *ri, EVP_PKEY *pk);
377int CMS_RecipientInfo_kari_set0_pkey_and_peer(CMS_RecipientInfo *ri, EVP_PKEY *pk, X509 *peer);
378EVP_CIPHER_CTX *CMS_RecipientInfo_kari_get0_ctx(CMS_RecipientInfo *ri);
379int CMS_RecipientInfo_kari_decrypt(CMS_ContentInfo *cms,
380                                   CMS_RecipientInfo *ri,
381                                   CMS_RecipientEncryptedKey *rek);
382
383int CMS_SharedInfo_encode(unsigned char **pder, X509_ALGOR *kekalg,
384                          ASN1_OCTET_STRING *ukm, int keylen);
385
386/* Backward compatibility for spelling errors. */
387# define CMS_R_UNKNOWN_DIGEST_ALGORITM CMS_R_UNKNOWN_DIGEST_ALGORITHM
388# define CMS_R_UNSUPPORTED_RECPIENTINFO_TYPE \
389    CMS_R_UNSUPPORTED_RECIPIENTINFO_TYPE
390
391#  ifdef  __cplusplus
392}
393#  endif
394# endif
395#endif
396