include/openssl/cms.h

   1 /*
   2  * Copyright 2008-2020 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the Apache License 2.0 (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 OPENSSL_CMS_H
  11 # define OPENSSL_CMS_H
  12 # pragma once
  13
  14 # include <openssl/macros.h>
  15 # ifndef OPENSSL_NO_DEPRECATED_3_0
  16 #  define HEADER_CMS_H
  17 # endif
  18
  19 # include <openssl/opensslconf.h>
  20
  21 # ifndef OPENSSL_NO_CMS
  22 # include <openssl/x509.h>
  23 # include <openssl/x509v3.h>
  24 # include <openssl/cmserr.h>
  25 # ifdef __cplusplus
  26 extern "C" {
  27 # endif
  28
  29 typedef struct CMS_ContentInfo_st CMS_ContentInfo;
  30 typedef struct CMS_SignerInfo_st CMS_SignerInfo;
  31 typedef struct CMS_CertificateChoices CMS_CertificateChoices;
  32 typedef struct CMS_RevocationInfoChoice_st CMS_RevocationInfoChoice;
  33 typedef struct CMS_RecipientInfo_st CMS_RecipientInfo;
  34 typedef struct CMS_ReceiptRequest_st CMS_ReceiptRequest;
  35 typedef struct CMS_Receipt_st CMS_Receipt;
  36 typedef struct CMS_RecipientEncryptedKey_st CMS_RecipientEncryptedKey;
  37 typedef struct CMS_OtherKeyAttribute_st CMS_OtherKeyAttribute;
  38
  39 DEFINE_STACK_OF(CMS_SignerInfo)
  40 DEFINE_STACK_OF(CMS_RecipientEncryptedKey)
  41 DEFINE_STACK_OF(CMS_RecipientInfo)
  42 DEFINE_STACK_OF(CMS_RevocationInfoChoice)
  43 DECLARE_ASN1_FUNCTIONS(CMS_ContentInfo)
  44 DECLARE_ASN1_FUNCTIONS(CMS_ReceiptRequest)
  45 DECLARE_ASN1_PRINT_FUNCTION(CMS_ContentInfo)
  46
  47 # define CMS_SIGNERINFO_ISSUER_SERIAL    0
  48 # define CMS_SIGNERINFO_KEYIDENTIFIER    1
  49
  50 # define CMS_RECIPINFO_NONE              -1
  51 # define CMS_RECIPINFO_TRANS             0
  52 # define CMS_RECIPINFO_AGREE             1
  53 # define CMS_RECIPINFO_KEK               2
  54 # define CMS_RECIPINFO_PASS              3
  55 # define CMS_RECIPINFO_OTHER             4
  56
  57 /* S/MIME related flags */
  58
  59 # define CMS_TEXT                        0x1
  60 # define CMS_NOCERTS                     0x2
  61 # define CMS_NO_CONTENT_VERIFY           0x4
  62 # define CMS_NO_ATTR_VERIFY              0x8
  63 # define CMS_NOSIGS                      \
  64                         (CMS_NO_CONTENT_VERIFY|CMS_NO_ATTR_VERIFY)
  65 # define CMS_NOINTERN                    0x10
  66 # define CMS_NO_SIGNER_CERT_VERIFY       0x20
  67 # define CMS_NOVERIFY                    0x20
  68 # define CMS_DETACHED                    0x40
  69 # define CMS_BINARY                      0x80
  70 # define CMS_NOATTR                      0x100
  71 # define CMS_NOSMIMECAP                  0x200
  72 # define CMS_NOOLDMIMETYPE               0x400
  73 # define CMS_CRLFEOL                     0x800
  74 # define CMS_STREAM                      0x1000
  75 # define CMS_NOCRL                       0x2000
  76 # define CMS_PARTIAL                     0x4000
  77 # define CMS_REUSE_DIGEST                0x8000
  78 # define CMS_USE_KEYID                   0x10000
  79 # define CMS_DEBUG_DECRYPT               0x20000
  80 # define CMS_KEY_PARAM                   0x40000
  81 # define CMS_ASCIICRLF                   0x80000
  82 # define CMS_CADES                       0x100000
  83 # define CMS_USE_ORIGINATOR_KEYID        0x200000
  84
  85 const ASN1_OBJECT *CMS_get0_type(const CMS_ContentInfo *cms);
  86
  87 BIO *CMS_dataInit(CMS_ContentInfo *cms, BIO *icont);
  88 int CMS_dataFinal(CMS_ContentInfo *cms, BIO *bio);
  89
  90 ASN1_OCTET_STRING **CMS_get0_content(CMS_ContentInfo *cms);
  91 int CMS_is_detached(CMS_ContentInfo *cms);
  92 int CMS_set_detached(CMS_ContentInfo *cms, int detached);
  93
  94 # ifdef OPENSSL_PEM_H
  95 DECLARE_PEM_rw(CMS, CMS_ContentInfo)
  96 # endif
  97 int CMS_stream(unsigned char ***boundary, CMS_ContentInfo *cms);
  98 CMS_ContentInfo *d2i_CMS_bio(BIO *bp, CMS_ContentInfo **cms);
  99 int i2d_CMS_bio(BIO *bp, CMS_ContentInfo *cms);
 100
 101 BIO *BIO_new_CMS(BIO *out, CMS_ContentInfo *cms);
 102 int i2d_CMS_bio_stream(BIO *out, CMS_ContentInfo *cms, BIO *in, int flags);
 103 int PEM_write_bio_CMS_stream(BIO *out, CMS_ContentInfo *cms, BIO *in,
 104                              int flags);
 105 CMS_ContentInfo *SMIME_read_CMS(BIO *bio, BIO **bcont);
 106 int SMIME_write_CMS(BIO *bio, CMS_ContentInfo *cms, BIO *data, int flags);
 107
 108 int CMS_final(CMS_ContentInfo *cms, BIO *data, BIO *dcont,
 109               unsigned int flags);
 110
 111 CMS_ContentInfo *CMS_sign(X509 *signcert, EVP_PKEY *pkey,
 112                           STACK_OF(X509) *certs, BIO *data,
 113                           unsigned int flags);
 114
 115 CMS_ContentInfo *CMS_sign_receipt(CMS_SignerInfo *si,
 116                                   X509 *signcert, EVP_PKEY *pkey,
 117                                   STACK_OF(X509) *certs, unsigned int flags);
 118
 119 int CMS_data(CMS_ContentInfo *cms, BIO *out, unsigned int flags);
 120 CMS_ContentInfo *CMS_data_create(BIO *in, unsigned int flags);
 121
 122 int CMS_digest_verify(CMS_ContentInfo *cms, BIO *dcont, BIO *out,
 123                       unsigned int flags);
 124 CMS_ContentInfo *CMS_digest_create(BIO *in, const EVP_MD *md,
 125                                    unsigned int flags);
 126
 127 int CMS_EncryptedData_decrypt(CMS_ContentInfo *cms,
 128                               const unsigned char *key, size_t keylen,
 129                               BIO *dcont, BIO *out, unsigned int flags);
 130
 131 CMS_ContentInfo *CMS_EncryptedData_encrypt(BIO *in, const EVP_CIPHER *cipher,
 132                                            const unsigned char *key,
 133                                            size_t keylen, unsigned int flags);
 134
 135 int CMS_EncryptedData_set1_key(CMS_ContentInfo *cms, const EVP_CIPHER *ciph,
 136                                const unsigned char *key, size_t keylen);
 137
 138 int CMS_verify(CMS_ContentInfo *cms, STACK_OF(X509) *certs,
 139                X509_STORE *store, BIO *dcont, BIO *out, unsigned int flags);
 140
 141 int CMS_verify_receipt(CMS_ContentInfo *rcms, CMS_ContentInfo *ocms,
 142                        STACK_OF(X509) *certs,
 143                        X509_STORE *store, unsigned int flags);
 144
 145 STACK_OF(X509) *CMS_get0_signers(CMS_ContentInfo *cms);
 146
 147 CMS_ContentInfo *CMS_encrypt(STACK_OF(X509) *certs, BIO *in,
 148                              const EVP_CIPHER *cipher, unsigned int flags);
 149
 150 int CMS_decrypt(CMS_ContentInfo *cms, EVP_PKEY *pkey, X509 *cert,
 151                 BIO *dcont, BIO *out, unsigned int flags);
 152
 153 int CMS_decrypt_set1_pkey(CMS_ContentInfo *cms, EVP_PKEY *pk, X509 *cert);
 154 int CMS_decrypt_set1_pkey_and_peer(CMS_ContentInfo *cms, EVP_PKEY *pk, X509 *cert, X509 *peer);
 155 int CMS_decrypt_set1_key(CMS_ContentInfo *cms,
 156                          unsigned char *key, size_t keylen,
 157                          const unsigned char *id, size_t idlen);
 158 int CMS_decrypt_set1_password(CMS_ContentInfo *cms,
 159                               unsigned char *pass, ossl_ssize_t passlen);
 160
 161 STACK_OF(CMS_RecipientInfo) *CMS_get0_RecipientInfos(CMS_ContentInfo *cms);
 162 int CMS_RecipientInfo_type(CMS_RecipientInfo *ri);
 163 EVP_PKEY_CTX *CMS_RecipientInfo_get0_pkey_ctx(CMS_RecipientInfo *ri);
 164 CMS_ContentInfo *CMS_EnvelopedData_create(const EVP_CIPHER *cipher);
 165 CMS_RecipientInfo *CMS_add1_recipient_cert(CMS_ContentInfo *cms,
 166                                            X509 *recip, unsigned int flags);
 167 CMS_RecipientInfo *CMS_add1_recipient(CMS_ContentInfo *cms, X509 *recip,
 168      EVP_PKEY *originatorPrivKey, X509 * originator, unsigned int flags);
 169 int CMS_RecipientInfo_set0_pkey(CMS_RecipientInfo *ri, EVP_PKEY *pkey);
 170 int CMS_RecipientInfo_ktri_cert_cmp(CMS_RecipientInfo *ri, X509 *cert);
 171 int CMS_RecipientInfo_ktri_get0_algs(CMS_RecipientInfo *ri,
 172                                      EVP_PKEY **pk, X509 **recip,
 173                                      X509_ALGOR **palg);
 174 int CMS_RecipientInfo_ktri_get0_signer_id(CMS_RecipientInfo *ri,
 175                                           ASN1_OCTET_STRING **keyid,
 176                                           X509_NAME **issuer,
 177                                           ASN1_INTEGER **sno);
 178
 179 CMS_RecipientInfo *CMS_add0_recipient_key(CMS_ContentInfo *cms, int nid,
 180                                           unsigned char *key, size_t keylen,
 181                                           unsigned char *id, size_t idlen,
 182                                           ASN1_GENERALIZEDTIME *date,
 183                                           ASN1_OBJECT *otherTypeId,
 184                                           ASN1_TYPE *otherType);
 185
 186 int CMS_RecipientInfo_kekri_get0_id(CMS_RecipientInfo *ri,
 187                                     X509_ALGOR **palg,
 188                                     ASN1_OCTET_STRING **pid,
 189                                     ASN1_GENERALIZEDTIME **pdate,
 190                                     ASN1_OBJECT **potherid,
 191                                     ASN1_TYPE **pothertype);
 192
 193 int CMS_RecipientInfo_set0_key(CMS_RecipientInfo *ri,
 194                                unsigned char *key, size_t keylen);
 195
 196 int CMS_RecipientInfo_kekri_id_cmp(CMS_RecipientInfo *ri,
 197                                    const unsigned char *id, size_t idlen);
 198
 199 int CMS_RecipientInfo_set0_password(CMS_RecipientInfo *ri,
 200                                     unsigned char *pass,
 201                                     ossl_ssize_t passlen);
 202
 203 CMS_RecipientInfo *CMS_add0_recipient_password(CMS_ContentInfo *cms,
 204                                                int iter, int wrap_nid,
 205                                                int pbe_nid,
 206                                                unsigned char *pass,
 207                                                ossl_ssize_t passlen,
 208                                                const EVP_CIPHER *kekciph);
 209
 210 int CMS_RecipientInfo_decrypt(CMS_ContentInfo *cms, CMS_RecipientInfo *ri);
 211 int CMS_RecipientInfo_encrypt(const CMS_ContentInfo *cms, CMS_RecipientInfo *ri);
 212
 213 int CMS_uncompress(CMS_ContentInfo *cms, BIO *dcont, BIO *out,
 214                    unsigned int flags);
 215 CMS_ContentInfo *CMS_compress(BIO *in, int comp_nid, unsigned int flags);
 216
 217 int CMS_set1_eContentType(CMS_ContentInfo *cms, const ASN1_OBJECT *oid);
 218 const ASN1_OBJECT *CMS_get0_eContentType(CMS_ContentInfo *cms);
 219
 220 CMS_CertificateChoices *CMS_add0_CertificateChoices(CMS_ContentInfo *cms);
 221 int CMS_add0_cert(CMS_ContentInfo *cms, X509 *cert);
 222 int CMS_add1_cert(CMS_ContentInfo *cms, X509 *cert);
 223 STACK_OF(X509) *CMS_get1_certs(CMS_ContentInfo *cms);
 224
 225 CMS_RevocationInfoChoice *CMS_add0_RevocationInfoChoice(CMS_ContentInfo *cms);
 226 int CMS_add0_crl(CMS_ContentInfo *cms, X509_CRL *crl);
 227 int CMS_add1_crl(CMS_ContentInfo *cms, X509_CRL *crl);
 228 STACK_OF(X509_CRL) *CMS_get1_crls(CMS_ContentInfo *cms);
 229
 230 int CMS_SignedData_init(CMS_ContentInfo *cms);
 231 CMS_SignerInfo *CMS_add1_signer(CMS_ContentInfo *cms,
 232                                 X509 *signer, EVP_PKEY *pk, const EVP_MD *md,
 233                                 unsigned int flags);
 234 EVP_PKEY_CTX *CMS_SignerInfo_get0_pkey_ctx(CMS_SignerInfo *si);
 235 EVP_MD_CTX *CMS_SignerInfo_get0_md_ctx(CMS_SignerInfo *si);
 236 STACK_OF(CMS_SignerInfo) *CMS_get0_SignerInfos(CMS_ContentInfo *cms);
 237
 238 void CMS_SignerInfo_set1_signer_cert(CMS_SignerInfo *si, X509 *signer);
 239 int CMS_SignerInfo_get0_signer_id(CMS_SignerInfo *si,
 240                                   ASN1_OCTET_STRING **keyid,
 241                                   X509_NAME **issuer, ASN1_INTEGER **sno);
 242 int CMS_SignerInfo_cert_cmp(CMS_SignerInfo *si, X509 *cert);
 243 int CMS_set1_signers_certs(CMS_ContentInfo *cms, STACK_OF(X509) *certs,
 244                            unsigned int flags);
 245 void CMS_SignerInfo_get0_algs(CMS_SignerInfo *si, EVP_PKEY **pk,
 246                               X509 **signer, X509_ALGOR **pdig,
 247                               X509_ALGOR **psig);
 248 ASN1_OCTET_STRING *CMS_SignerInfo_get0_signature(CMS_SignerInfo *si);
 249 int CMS_SignerInfo_sign(CMS_SignerInfo *si);
 250 int CMS_SignerInfo_verify(CMS_SignerInfo *si);
 251 int CMS_SignerInfo_verify_content(CMS_SignerInfo *si, BIO *chain);
 252
 253 int CMS_add_smimecap(CMS_SignerInfo *si, STACK_OF(X509_ALGOR) *algs);
 254 int CMS_add_simple_smimecap(STACK_OF(X509_ALGOR) **algs,
 255                             int algnid, int keysize);
 256 int CMS_add_standard_smimecap(STACK_OF(X509_ALGOR) **smcap);
 257
 258 int CMS_signed_get_attr_count(const CMS_SignerInfo *si);
 259 int CMS_signed_get_attr_by_NID(const CMS_SignerInfo *si, int nid,
 260                                int lastpos);
 261 int CMS_signed_get_attr_by_OBJ(const CMS_SignerInfo *si, const ASN1_OBJECT *obj,
 262                                int lastpos);
 263 X509_ATTRIBUTE *CMS_signed_get_attr(const CMS_SignerInfo *si, int loc);
 264 X509_ATTRIBUTE *CMS_signed_delete_attr(CMS_SignerInfo *si, int loc);
 265 int CMS_signed_add1_attr(CMS_SignerInfo *si, X509_ATTRIBUTE *attr);
 266 int CMS_signed_add1_attr_by_OBJ(CMS_SignerInfo *si,
 267                                 const ASN1_OBJECT *obj, int type,
 268                                 const void *bytes, int len);
 269 int CMS_signed_add1_attr_by_NID(CMS_SignerInfo *si,
 270                                 int nid, int type,
 271                                 const void *bytes, int len);
 272 int CMS_signed_add1_attr_by_txt(CMS_SignerInfo *si,
 273                                 const char *attrname, int type,
 274                                 const void *bytes, int len);
 275 void *CMS_signed_get0_data_by_OBJ(CMS_SignerInfo *si, const ASN1_OBJECT *oid,
 276                                   int lastpos, int type);
 277
 278 int CMS_unsigned_get_attr_count(const CMS_SignerInfo *si);
 279 int CMS_unsigned_get_attr_by_NID(const CMS_SignerInfo *si, int nid,
 280                                  int lastpos);
 281 int CMS_unsigned_get_attr_by_OBJ(const CMS_SignerInfo *si,
 282                                  const ASN1_OBJECT *obj, int lastpos);
 283 X509_ATTRIBUTE *CMS_unsigned_get_attr(const CMS_SignerInfo *si, int loc);
 284 X509_ATTRIBUTE *CMS_unsigned_delete_attr(CMS_SignerInfo *si, int loc);
 285 int CMS_unsigned_add1_attr(CMS_SignerInfo *si, X509_ATTRIBUTE *attr);
 286 int CMS_unsigned_add1_attr_by_OBJ(CMS_SignerInfo *si,
 287                                   const ASN1_OBJECT *obj, int type,
 288                                   const void *bytes, int len);
 289 int CMS_unsigned_add1_attr_by_NID(CMS_SignerInfo *si,
 290                                   int nid, int type,
 291                                   const void *bytes, int len);
 292 int CMS_unsigned_add1_attr_by_txt(CMS_SignerInfo *si,
 293                                   const char *attrname, int type,
 294                                   const void *bytes, int len);
 295 void *CMS_unsigned_get0_data_by_OBJ(CMS_SignerInfo *si, ASN1_OBJECT *oid,
 296                                     int lastpos, int type);
 297
 298 int CMS_get1_ReceiptRequest(CMS_SignerInfo *si, CMS_ReceiptRequest **prr);
 299 CMS_ReceiptRequest *CMS_ReceiptRequest_create0(unsigned char *id, int idlen,
 300                                                int allorfirst,
 301                                                STACK_OF(GENERAL_NAMES)
 302                                                *receiptList, STACK_OF(GENERAL_NAMES)
 303                                                *receiptsTo);
 304 int CMS_add1_ReceiptRequest(CMS_SignerInfo *si, CMS_ReceiptRequest *rr);
 305 void CMS_ReceiptRequest_get0_values(CMS_ReceiptRequest *rr,
 306                                     ASN1_STRING **pcid,
 307                                     int *pallorfirst,
 308                                     STACK_OF(GENERAL_NAMES) **plist,
 309                                     STACK_OF(GENERAL_NAMES) **prto);
 310 int CMS_RecipientInfo_kari_get0_alg(CMS_RecipientInfo *ri,
 311                                     X509_ALGOR **palg,
 312                                     ASN1_OCTET_STRING **pukm);
 313 STACK_OF(CMS_RecipientEncryptedKey)
 314 *CMS_RecipientInfo_kari_get0_reks(CMS_RecipientInfo *ri);
 315
 316 int CMS_RecipientInfo_kari_get0_orig_id(CMS_RecipientInfo *ri,
 317                                         X509_ALGOR **pubalg,
 318                                         ASN1_BIT_STRING **pubkey,
 319                                         ASN1_OCTET_STRING **keyid,
 320                                         X509_NAME **issuer,
 321                                         ASN1_INTEGER **sno);
 322
 323 int CMS_RecipientInfo_kari_orig_id_cmp(CMS_RecipientInfo *ri, X509 *cert);
 324
 325 int CMS_RecipientEncryptedKey_get0_id(CMS_RecipientEncryptedKey *rek,
 326                                       ASN1_OCTET_STRING **keyid,
 327                                       ASN1_GENERALIZEDTIME **tm,
 328                                       CMS_OtherKeyAttribute **other,
 329                                       X509_NAME **issuer, ASN1_INTEGER **sno);
 330 int CMS_RecipientEncryptedKey_cert_cmp(CMS_RecipientEncryptedKey *rek,
 331                                        X509 *cert);
 332 int CMS_RecipientInfo_kari_set0_pkey(CMS_RecipientInfo *ri, EVP_PKEY *pk);
 333 int CMS_RecipientInfo_kari_set0_pkey_and_peer(CMS_RecipientInfo *ri, EVP_PKEY *pk, X509 *peer);
 334 EVP_CIPHER_CTX *CMS_RecipientInfo_kari_get0_ctx(CMS_RecipientInfo *ri);
 335 int CMS_RecipientInfo_kari_decrypt(CMS_ContentInfo *cms,
 336                                    CMS_RecipientInfo *ri,
 337                                    CMS_RecipientEncryptedKey *rek);
 338
 339 int CMS_SharedInfo_encode(unsigned char **pder, X509_ALGOR *kekalg,
 340                           ASN1_OCTET_STRING *ukm, int keylen);
 341
 342 /* Backward compatibility for spelling errors. */
 343 # define CMS_R_UNKNOWN_DIGEST_ALGORITM CMS_R_UNKNOWN_DIGEST_ALGORITHM
 344 # define CMS_R_UNSUPPORTED_RECPIENTINFO_TYPE \
 345     CMS_R_UNSUPPORTED_RECIPIENTINFO_TYPE
 346
 347 #  ifdef  __cplusplus
 348 }
 349 #  endif
 350 # endif
 351 #endif