1 /*
2  * Copyright 2007-2023 The OpenSSL Project Authors. All Rights Reserved.
3  * Copyright Nokia 2007-2019
4  * Copyright Siemens AG 2015-2019
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 #ifndef OSSL_CRYPTO_CMP_LOCAL_H
13 # define OSSL_CRYPTO_CMP_LOCAL_H
14 
15 # include "internal/cryptlib.h"
16 
17 # include <openssl/cmp.h>
18 # include <openssl/err.h>
19 
20 /* explicit #includes not strictly needed since implied by the above: */
21 # include <openssl/crmf.h>
22 # include <openssl/types.h>
23 # include <openssl/safestack.h>
24 # include <openssl/x509.h>
25 # include <openssl/x509v3.h>
26 # include "crypto/x509.h"
27 
28 #define IS_NULL_DN(name) (X509_NAME_get_entry(name, 0) == NULL)
29 
30 /*
31  * this structure is used to store the context for CMP sessions
32  */
33 struct ossl_cmp_ctx_st {
34     OSSL_LIB_CTX *libctx;
35     char *propq;
36     OSSL_CMP_log_cb_t log_cb; /* log callback for error/debug/etc. output */
37     OSSL_CMP_severity log_verbosity; /* level of verbosity of log output */
38 
39     /* message transfer */
40     OSSL_CMP_transfer_cb_t transfer_cb; /* default: OSSL_CMP_MSG_http_perform */
41     void *transfer_cb_arg; /* allows to store optional argument to cb */
42     /* HTTP-based transfer */
43     OSSL_HTTP_REQ_CTX *http_ctx;
44     char *serverPath;
45     char *server;
46     int serverPort;
47     char *proxy;
48     char *no_proxy;
49     int keep_alive; /* persistent connection: 0=no, 1=prefer, 2=require */
50     int msg_timeout; /* max seconds to wait for each CMP message round trip */
51     int total_timeout; /* max number of seconds an enrollment may take, incl. */
52     /* attempts polling for a response if a 'waiting' PKIStatus is received */
53     time_t end_time; /* session start time + totaltimeout */
54     OSSL_HTTP_bio_cb_t http_cb;
55     void *http_cb_arg; /* allows to store optional argument to cb */
56 
57     /* server authentication */
58     /*
59      * unprotectedErrors may be set as workaround for broken server responses:
60      * accept missing or invalid protection of regular error messages, negative
61      * certificate responses (ip/cp/kup), revocation responses (rp), and PKIConf
62      */
63     int unprotectedErrors;
64     X509 *srvCert; /* certificate used to identify the server */
65     X509 *validatedSrvCert; /* caches any already validated server cert */
66     X509_NAME *expected_sender; /* expected sender in header of response */
67     X509_STORE *trusted; /* trust store maybe w CRLs and cert verify callback */
68     STACK_OF(X509) *untrusted; /* untrusted (intermediate CA) certs */
69     int ignore_keyusage; /* ignore key usage entry when validating certs */
70     /*
71      * permitTAInExtraCertsForIR allows use of root certs in extracerts
72      * when validating message protection; this is used for 3GPP-style E.7
73      */
74     int permitTAInExtraCertsForIR;
75 
76     /* client authentication */
77     int unprotectedSend; /* send unprotected PKI messages */
78     X509 *cert; /* protection cert used to identify and sign for MSG_SIG_ALG */
79     STACK_OF(X509) *chain; /* (cached) chain of protection cert including it */
80     EVP_PKEY *pkey; /* the key pair corresponding to cert */
81     ASN1_OCTET_STRING *referenceValue; /* optional user name for MSG_MAC_ALG */
82     ASN1_OCTET_STRING *secretValue; /* password/shared secret for MSG_MAC_ALG */
83     /* PBMParameters for MSG_MAC_ALG */
84     size_t pbm_slen; /* salt length, currently fixed to 16 */
85     EVP_MD *pbm_owf; /* one-way function (OWF), default: SHA256 */
86     int pbm_itercnt; /* OWF iteration count, currently fixed to 500 */
87     int pbm_mac; /* NID of MAC algorithm, default: HMAC-SHA1 as per RFC 4210 */
88 
89     /* CMP message header and extra certificates */
90     X509_NAME *recipient; /* to set in recipient in pkiheader */
91     EVP_MD *digest; /* digest used in MSG_SIG_ALG and POPO, default SHA256 */
92     ASN1_OCTET_STRING *transactionID; /* the current transaction ID */
93     ASN1_OCTET_STRING *senderNonce; /* last nonce sent */
94     ASN1_OCTET_STRING *recipNonce; /* last nonce received */
95     ASN1_UTF8STRING *freeText; /* optional string to include each msg */
96     STACK_OF(OSSL_CMP_ITAV) *geninfo_ITAVs;
97     int implicitConfirm; /* set implicitConfirm in IR/KUR/CR messages */
98     int disableConfirm; /* disable certConf in IR/KUR/CR for broken servers */
99     STACK_OF(X509) *extraCertsOut; /* to be included in request messages */
100 
101     /* certificate template */
102     EVP_PKEY *newPkey; /* explicit new private/public key for cert enrollment */
103     int newPkey_priv; /* flag indicating if newPkey contains private key */
104     X509_NAME *issuer; /* issuer name to used in cert template */
105     int days; /* Number of days new certificates are asked to be valid for */
106     X509_NAME *subjectName; /* subject name to be used in cert template */
107     STACK_OF(GENERAL_NAME) *subjectAltNames; /* to add to the cert template */
108     int SubjectAltName_nodefault;
109     int setSubjectAltNameCritical;
110     X509_EXTENSIONS *reqExtensions; /* exts to be added to cert template */
111     CERTIFICATEPOLICIES *policies; /* policies to be included in extensions */
112     int setPoliciesCritical;
113     int popoMethod; /* Proof-of-possession mechanism; default: signature */
114     X509 *oldCert; /* cert to be updated (via KUR) or to be revoked (via RR) */
115     X509_REQ *p10CSR; /* for P10CR: PKCS#10 CSR to be sent */
116 
117     /* misc body contents */
118     int revocationReason; /* revocation reason code to be included in RR */
119     STACK_OF(OSSL_CMP_ITAV) *genm_ITAVs; /* content of general message */
120 
121     /* result returned in responses */
122     int status; /* PKIStatus of last received IP/CP/KUP/RP/error or -1 */
123     OSSL_CMP_PKIFREETEXT *statusString; /* of last IP/CP/KUP/RP/error */
124     int failInfoCode; /* failInfoCode of last received IP/CP/KUP/error, or -1 */
125     X509 *newCert; /* newly enrolled cert received from the CA */
126     STACK_OF(X509) *newChain; /* chain of newly enrolled cert received */
127     STACK_OF(X509) *caPubs; /* CA certs received from server (in IP message) */
128     STACK_OF(X509) *extraCertsIn; /* extraCerts received from server */
129 
130     /* certificate confirmation */
131     OSSL_CMP_certConf_cb_t certConf_cb; /* callback for app checking new cert */
132     void *certConf_cb_arg; /* allows to store an argument individual to cb */
133 } /* OSSL_CMP_CTX */;
134 
135 /*
136  * ##########################################################################
137  * ASN.1 DECLARATIONS
138  * ##########################################################################
139  */
140 
141 /*-
142  *   RevAnnContent ::= SEQUENCE {
143  *       status              PKIStatus,
144  *       certId              CertId,
145  *       willBeRevokedAt     GeneralizedTime,
146  *       badSinceDate        GeneralizedTime,
147  *       crlDetails          Extensions  OPTIONAL
148  *       -- extra CRL details (e.g., crl number, reason, location, etc.)
149  *   }
150  */
151 typedef struct ossl_cmp_revanncontent_st {
152     ASN1_INTEGER *status;
153     OSSL_CRMF_CERTID *certId;
154     ASN1_GENERALIZEDTIME *willBeRevokedAt;
155     ASN1_GENERALIZEDTIME *badSinceDate;
156     X509_EXTENSIONS *crlDetails;
157 } OSSL_CMP_REVANNCONTENT;
158 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_REVANNCONTENT)
159 
160 /*-
161  *   Challenge ::= SEQUENCE {
162  *       owf                 AlgorithmIdentifier  OPTIONAL,
163  *
164  *       -- MUST be present in the first Challenge; MAY be omitted in
165  *       -- any subsequent Challenge in POPODecKeyChallContent (if
166  *       -- omitted, then the owf used in the immediately preceding
167  *       -- Challenge is to be used).
168  *
169  *       witness             OCTET STRING,
170  *       -- the result of applying the one-way function (owf) to a
171  *       -- randomly-generated INTEGER, A.  [Note that a different
172  *       -- INTEGER MUST be used for each Challenge.]
173  *       challenge           OCTET STRING
174  *       -- the encryption (under the public key for which the cert.
175  *       -- request is being made) of Rand, where Rand is specified as
176  *       --   Rand ::= SEQUENCE {
177  *       --      int      INTEGER,
178  *       --       - the randomly-generated INTEGER A (above)
179  *       --      sender   GeneralName
180  *       --       - the sender's name (as included in PKIHeader)
181  *       --   }
182  *   }
183  */
184 typedef struct ossl_cmp_challenge_st {
185     X509_ALGOR *owf;
186     ASN1_OCTET_STRING *witness;
187     ASN1_OCTET_STRING *challenge;
188 } OSSL_CMP_CHALLENGE;
189 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_CHALLENGE)
190 
191 /*-
192  *  CAKeyUpdAnnContent ::= SEQUENCE {
193  *     oldWithNew         Certificate,
194  *     newWithOld         Certificate,
195  *     newWithNew         Certificate
196  *  }
197  */
198 typedef struct ossl_cmp_cakeyupdanncontent_st {
199     X509 *oldWithNew;
200     X509 *newWithOld;
201     X509 *newWithNew;
202 } OSSL_CMP_CAKEYUPDANNCONTENT;
203 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_CAKEYUPDANNCONTENT)
204 
205 /*-
206  * declared already here as it will be used in OSSL_CMP_MSG (nested) and
207  * infoType and infoValue
208  */
209 typedef STACK_OF(OSSL_CMP_MSG) OSSL_CMP_MSGS;
210 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_MSGS)
211 
212 /*-
213  *   InfoTypeAndValue ::= SEQUENCE {
214  *       infoType               OBJECT IDENTIFIER,
215  *       infoValue              ANY DEFINED BY infoType  OPTIONAL
216  *   }
217  */
218 struct ossl_cmp_itav_st {
219     ASN1_OBJECT *infoType;
220     union {
221         char *ptr;
222         /* NID_id_it_caProtEncCert - CA Protocol Encryption Certificate */
223         X509 *caProtEncCert;
224         /* NID_id_it_signKeyPairTypes - Signing Key Pair Types */
225         STACK_OF(X509_ALGOR) *signKeyPairTypes;
226         /* NID_id_it_encKeyPairTypes - Encryption/Key Agreement Key Pair Types */
227         STACK_OF(X509_ALGOR) *encKeyPairTypes;
228         /* NID_id_it_preferredSymmAlg - Preferred Symmetric Algorithm */
229         X509_ALGOR *preferredSymmAlg;
230         /* NID_id_it_caKeyUpdateInfo - Updated CA Key Pair */
231         OSSL_CMP_CAKEYUPDANNCONTENT *caKeyUpdateInfo;
232         /* NID_id_it_currentCRL - CRL */
233         X509_CRL *currentCRL;
234         /* NID_id_it_unsupportedOIDs - Unsupported Object Identifiers */
235         STACK_OF(ASN1_OBJECT) *unsupportedOIDs;
236         /* NID_id_it_keyPairParamReq - Key Pair Parameters Request */
237         ASN1_OBJECT *keyPairParamReq;
238         /* NID_id_it_keyPairParamRep - Key Pair Parameters Response */
239         X509_ALGOR *keyPairParamRep;
240         /* NID_id_it_revPassphrase - Revocation Passphrase */
241         OSSL_CRMF_ENCRYPTEDVALUE *revPassphrase;
242         /* NID_id_it_implicitConfirm - ImplicitConfirm */
243         ASN1_NULL *implicitConfirm;
244         /* NID_id_it_confirmWaitTime - ConfirmWaitTime */
245         ASN1_GENERALIZEDTIME *confirmWaitTime;
246         /* NID_id_it_origPKIMessage - origPKIMessage */
247         OSSL_CMP_MSGS *origPKIMessage;
248         /* NID_id_it_suppLangTags - Supported Language Tags */
249         STACK_OF(ASN1_UTF8STRING) *suppLangTagsValue;
250         /* this is to be used for so far undeclared objects */
251         ASN1_TYPE *other;
252     } infoValue;
253 } /* OSSL_CMP_ITAV */;
254 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_ITAV)
255 
256 typedef struct ossl_cmp_certorenccert_st {
257     int type;
258     union {
259         X509 *certificate;
260         OSSL_CRMF_ENCRYPTEDVALUE *encryptedCert;
261     } value;
262 } OSSL_CMP_CERTORENCCERT;
263 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_CERTORENCCERT)
264 
265 /*-
266  *   CertifiedKeyPair ::= SEQUENCE {
267  *       certOrEncCert       CertOrEncCert,
268  *       privateKey      [0] EncryptedValue      OPTIONAL,
269  *       -- see [CRMF] for comment on encoding
270  *       publicationInfo [1] PKIPublicationInfo  OPTIONAL
271  *   }
272  */
273 typedef struct ossl_cmp_certifiedkeypair_st {
274     OSSL_CMP_CERTORENCCERT *certOrEncCert;
275     OSSL_CRMF_ENCRYPTEDVALUE *privateKey;
276     OSSL_CRMF_PKIPUBLICATIONINFO *publicationInfo;
277 } OSSL_CMP_CERTIFIEDKEYPAIR;
278 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_CERTIFIEDKEYPAIR)
279 
280 /*-
281  *   PKIStatusInfo ::= SEQUENCE {
282  *       status        PKIStatus,
283  *       statusString  PKIFreeText     OPTIONAL,
284  *       failInfo      PKIFailureInfo  OPTIONAL
285  *   }
286  */
287 struct ossl_cmp_pkisi_st {
288     OSSL_CMP_PKISTATUS *status;
289     OSSL_CMP_PKIFREETEXT *statusString;
290     OSSL_CMP_PKIFAILUREINFO *failInfo;
291 } /* OSSL_CMP_PKISI */;
292 
293 /*-
294  *  RevReqContent ::= SEQUENCE OF RevDetails
295  *
296  *  RevDetails ::= SEQUENCE {
297  *      certDetails         CertTemplate,
298  *      crlEntryDetails     Extensions       OPTIONAL
299  *  }
300  */
301 struct ossl_cmp_revdetails_st {
302     OSSL_CRMF_CERTTEMPLATE *certDetails;
303     X509_EXTENSIONS *crlEntryDetails;
304 } /* OSSL_CMP_REVDETAILS */;
305 typedef struct ossl_cmp_revdetails_st OSSL_CMP_REVDETAILS;
306 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_REVDETAILS)
307 DEFINE_STACK_OF(OSSL_CMP_REVDETAILS)
308 
309 /*-
310  *   RevRepContent ::= SEQUENCE {
311  *       status       SEQUENCE SIZE (1..MAX) OF PKIStatusInfo,
312  *       -- in same order as was sent in RevReqContent
313  *       revCerts [0] SEQUENCE SIZE (1..MAX) OF CertId
314  *                                           OPTIONAL,
315  *       -- IDs for which revocation was requested
316  *       -- (same order as status)
317  *       crls     [1] SEQUENCE SIZE (1..MAX) OF CertificateList
318  *                                           OPTIONAL
319  *       -- the resulting CRLs (there may be more than one)
320  *   }
321  */
322 struct ossl_cmp_revrepcontent_st {
323     STACK_OF(OSSL_CMP_PKISI) *status;
324     STACK_OF(OSSL_CRMF_CERTID) *revCerts;
325     STACK_OF(X509_CRL) *crls;
326 } /* OSSL_CMP_REVREPCONTENT */;
327 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_REVREPCONTENT)
328 
329 /*-
330  *  KeyRecRepContent ::= SEQUENCE {
331  *      status          PKIStatusInfo,
332  *      newSigCert  [0] Certificate                   OPTIONAL,
333  *      caCerts     [1] SEQUENCE SIZE (1..MAX) OF
334  *                                   Certificate      OPTIONAL,
335  *      keyPairHist [2] SEQUENCE SIZE (1..MAX) OF
336  *                                   CertifiedKeyPair OPTIONAL
337  *   }
338  */
339 typedef struct ossl_cmp_keyrecrepcontent_st {
340     OSSL_CMP_PKISI *status;
341     X509 *newSigCert;
342     STACK_OF(X509) *caCerts;
343     STACK_OF(OSSL_CMP_CERTIFIEDKEYPAIR) *keyPairHist;
344 } OSSL_CMP_KEYRECREPCONTENT;
345 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_KEYRECREPCONTENT)
346 
347 /*-
348  *   ErrorMsgContent ::= SEQUENCE {
349  *       pKIStatusInfo          PKIStatusInfo,
350  *       errorCode              INTEGER           OPTIONAL,
351  *       -- implementation-specific error codes
352  *       errorDetails           PKIFreeText       OPTIONAL
353  *       -- implementation-specific error details
354  *   }
355  */
356 typedef struct ossl_cmp_errormsgcontent_st {
357     OSSL_CMP_PKISI *pKIStatusInfo;
358     ASN1_INTEGER *errorCode;
359     OSSL_CMP_PKIFREETEXT *errorDetails;
360 } OSSL_CMP_ERRORMSGCONTENT;
361 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_ERRORMSGCONTENT)
362 
363 /*-
364  *   CertConfirmContent ::= SEQUENCE OF CertStatus
365  *
366  *   CertStatus ::= SEQUENCE {
367  *      certHash    OCTET STRING,
368  *      -- the hash of the certificate, using the same hash algorithm
369  *      -- as is used to create and verify the certificate signature
370  *      certReqId   INTEGER,
371  *      -- to match this confirmation with the corresponding req/rep
372  *      statusInfo  PKIStatusInfo OPTIONAL
373  *   }
374  */
375 struct ossl_cmp_certstatus_st {
376     ASN1_OCTET_STRING *certHash;
377     ASN1_INTEGER *certReqId;
378     OSSL_CMP_PKISI *statusInfo;
379 } /* OSSL_CMP_CERTSTATUS */;
380 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_CERTSTATUS)
381 typedef STACK_OF(OSSL_CMP_CERTSTATUS) OSSL_CMP_CERTCONFIRMCONTENT;
382 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_CERTCONFIRMCONTENT)
383 
384 /*-
385  *   CertResponse ::= SEQUENCE {
386  *       certReqId           INTEGER,
387  *       -- to match this response with corresponding request (a value
388  *       -- of -1 is to be used if certReqId is not specified in the
389  *       -- corresponding request)
390  *       status              PKIStatusInfo,
391  *       certifiedKeyPair    CertifiedKeyPair    OPTIONAL,
392  *       rspInfo             OCTET STRING        OPTIONAL
393  *       -- analogous to the id-regInfo-utf8Pairs string defined
394  *       -- for regInfo in CertReqMsg [CRMF]
395  *   }
396  */
397 struct ossl_cmp_certresponse_st {
398     ASN1_INTEGER *certReqId;
399     OSSL_CMP_PKISI *status;
400     OSSL_CMP_CERTIFIEDKEYPAIR *certifiedKeyPair;
401     ASN1_OCTET_STRING *rspInfo;
402 } /* OSSL_CMP_CERTRESPONSE */;
403 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_CERTRESPONSE)
404 
405 /*-
406  *   CertRepMessage ::= SEQUENCE {
407  *       caPubs       [1] SEQUENCE SIZE (1..MAX) OF CMPCertificate
408  *                        OPTIONAL,
409  *       response         SEQUENCE OF CertResponse
410  *   }
411  */
412 struct ossl_cmp_certrepmessage_st {
413     STACK_OF(X509) *caPubs;
414     STACK_OF(OSSL_CMP_CERTRESPONSE) *response;
415 } /* OSSL_CMP_CERTREPMESSAGE */;
416 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_CERTREPMESSAGE)
417 
418 /*-
419  *   PollReqContent ::= SEQUENCE OF SEQUENCE {
420  *         certReqId                              INTEGER
421  *   }
422  */
423 typedef struct ossl_cmp_pollreq_st {
424     ASN1_INTEGER *certReqId;
425 } OSSL_CMP_POLLREQ;
426 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_POLLREQ)
427 DEFINE_STACK_OF(OSSL_CMP_POLLREQ)
428 typedef STACK_OF(OSSL_CMP_POLLREQ) OSSL_CMP_POLLREQCONTENT;
429 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_POLLREQCONTENT)
430 
431 /*-
432  * PollRepContent ::= SEQUENCE OF SEQUENCE {
433  *         certReqId                              INTEGER,
434  *         checkAfter                             INTEGER,  -- time in seconds
435  *         reason                                 PKIFreeText OPTIONAL
436  * }
437  */
438 struct ossl_cmp_pollrep_st {
439     ASN1_INTEGER *certReqId;
440     ASN1_INTEGER *checkAfter;
441     OSSL_CMP_PKIFREETEXT *reason;
442 } /* OSSL_CMP_POLLREP */;
443 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_POLLREP)
444 DEFINE_STACK_OF(OSSL_CMP_POLLREP)
445 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_POLLREPCONTENT)
446 
447 /*-
448  * PKIHeader ::= SEQUENCE {
449  *     pvno                INTEGER     { cmp1999(1), cmp2000(2) },
450  *     sender              GeneralName,
451  *     -- identifies the sender
452  *     recipient           GeneralName,
453  *     -- identifies the intended recipient
454  *     messageTime     [0] GeneralizedTime         OPTIONAL,
455  *     -- time of production of this message (used when sender
456  *     -- believes that the transport will be "suitable"; i.e.,
457  *     -- that the time will still be meaningful upon receipt)
458  *     protectionAlg   [1] AlgorithmIdentifier     OPTIONAL,
459  *     -- algorithm used for calculation of protection bits
460  *     senderKID       [2] KeyIdentifier           OPTIONAL,
461  *     recipKID        [3] KeyIdentifier           OPTIONAL,
462  *     -- to identify specific keys used for protection
463  *     transactionID   [4] OCTET STRING            OPTIONAL,
464  *     -- identifies the transaction; i.e., this will be the same in
465  *     -- corresponding request, response, certConf, and PKIConf
466  *     -- messages
467  *     senderNonce     [5] OCTET STRING            OPTIONAL,
468  *     recipNonce      [6] OCTET STRING            OPTIONAL,
469  *     -- nonces used to provide replay protection, senderNonce
470  *     -- is inserted by the creator of this message; recipNonce
471  *     -- is a nonce previously inserted in a related message by
472  *     -- the intended recipient of this message
473  *     freeText        [7] PKIFreeText             OPTIONAL,
474  *     -- this may be used to indicate context-specific instructions
475  *     -- (this field is intended for human consumption)
476  *     generalInfo     [8] SEQUENCE SIZE (1..MAX) OF
477  *                            InfoTypeAndValue     OPTIONAL
478  *     -- this may be used to convey context-specific information
479  *     -- (this field not primarily intended for human consumption)
480  *   }
481  */
482 struct ossl_cmp_pkiheader_st {
483     ASN1_INTEGER *pvno;
484     GENERAL_NAME *sender;
485     GENERAL_NAME *recipient;
486     ASN1_GENERALIZEDTIME *messageTime; /* 0 */
487     X509_ALGOR *protectionAlg; /* 1 */
488     ASN1_OCTET_STRING *senderKID; /* 2 */
489     ASN1_OCTET_STRING *recipKID; /* 3 */
490     ASN1_OCTET_STRING *transactionID; /* 4 */
491     ASN1_OCTET_STRING *senderNonce; /* 5 */
492     ASN1_OCTET_STRING *recipNonce; /* 6 */
493     OSSL_CMP_PKIFREETEXT *freeText; /* 7 */
494     STACK_OF(OSSL_CMP_ITAV) *generalInfo; /* 8 */
495 } /* OSSL_CMP_PKIHEADER */;
496 
497 typedef STACK_OF(OSSL_CMP_CHALLENGE) OSSL_CMP_POPODECKEYCHALLCONTENT;
498 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_POPODECKEYCHALLCONTENT)
499 typedef STACK_OF(ASN1_INTEGER) OSSL_CMP_POPODECKEYRESPCONTENT;
500 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_POPODECKEYRESPCONTENT)
501 typedef STACK_OF(OSSL_CMP_REVDETAILS) OSSL_CMP_REVREQCONTENT;
502 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_REVREQCONTENT)
503 typedef STACK_OF(X509_CRL) OSSL_CMP_CRLANNCONTENT;
504 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_CRLANNCONTENT)
505 typedef STACK_OF(OSSL_CMP_ITAV) OSSL_CMP_GENMSGCONTENT;
506 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_GENMSGCONTENT)
507 typedef STACK_OF(OSSL_CMP_ITAV) OSSL_CMP_GENREPCONTENT;
508 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_GENREPCONTENT)
509 
510 /*-
511  *   PKIBody ::= CHOICE {           -- message-specific body elements
512  *           ir       [0]  CertReqMessages,            --Initialization Request
513  *           ip       [1]  CertRepMessage,             --Initialization Response
514  *           cr       [2]  CertReqMessages,            --Certification Request
515  *           cp       [3]  CertRepMessage,             --Certification Response
516  *           p10cr    [4]  CertificationRequest,       --imported from [PKCS10]
517  *           popdecc  [5]  POPODecKeyChallContent,     --pop Challenge
518  *           popdecr  [6]  POPODecKeyRespContent,      --pop Response
519  *           kur      [7]  CertReqMessages,            --Key Update Request
520  *           kup      [8]  CertRepMessage,             --Key Update Response
521  *           krr      [9]  CertReqMessages,            --Key Recovery Request
522  *           krp      [10] KeyRecRepContent,           --Key Recovery Response
523  *           rr       [11] RevReqContent,              --Revocation Request
524  *           rp       [12] RevRepContent,              --Revocation Response
525  *           ccr      [13] CertReqMessages,            --Cross-Cert. Request
526  *           ccp      [14] CertRepMessage,             --Cross-Cert. Response
527  *           ckuann   [15] CAKeyUpdAnnContent,         --CA Key Update Ann.
528  *           cann     [16] CertAnnContent,             --Certificate Ann.
529  *           rann     [17] RevAnnContent,              --Revocation Ann.
530  *           crlann   [18] CRLAnnContent,              --CRL Announcement
531  *           pkiconf  [19] PKIConfirmContent,          --Confirmation
532  *           nested   [20] NestedMessageContent,       --Nested Message
533  *           genm     [21] GenMsgContent,              --General Message
534  *           genp     [22] GenRepContent,              --General Response
535  *           error    [23] ErrorMsgContent,            --Error Message
536  *           certConf [24] CertConfirmContent,         --Certificate confirm
537  *           pollReq  [25] PollReqContent,             --Polling request
538  *           pollRep  [26] PollRepContent              --Polling response
539  *   }
540  */
541 typedef struct ossl_cmp_pkibody_st {
542     int type;
543     union {
544         OSSL_CRMF_MSGS *ir; /* 0 */
545         OSSL_CMP_CERTREPMESSAGE *ip; /* 1 */
546         OSSL_CRMF_MSGS *cr; /* 2 */
547         OSSL_CMP_CERTREPMESSAGE *cp; /* 3 */
548         /*-
549          * p10cr      [4]  CertificationRequest,     --imported from [PKCS10]
550          *
551          * PKCS10_CERTIFICATIONREQUEST is effectively X509_REQ
552          * so it is used directly
553          */
554         X509_REQ *p10cr; /* 4 */
555         /*-
556          * popdecc    [5]  POPODecKeyChallContent, --pop Challenge
557          *
558          * POPODecKeyChallContent ::= SEQUENCE OF Challenge
559          */
560         OSSL_CMP_POPODECKEYCHALLCONTENT *popdecc; /* 5 */
561         /*-
562          * popdecr    [6]  POPODecKeyRespContent,  --pop Response
563          *
564          * POPODecKeyRespContent ::= SEQUENCE OF INTEGER
565          */
566         OSSL_CMP_POPODECKEYRESPCONTENT *popdecr; /* 6 */
567         OSSL_CRMF_MSGS *kur; /* 7 */
568         OSSL_CMP_CERTREPMESSAGE *kup; /* 8 */
569         OSSL_CRMF_MSGS *krr; /* 9 */
570 
571         /*-
572          * krp        [10] KeyRecRepContent,         --Key Recovery Response
573          */
574         OSSL_CMP_KEYRECREPCONTENT *krp; /* 10 */
575         /*-
576          * rr         [11] RevReqContent,            --Revocation Request
577          */
578         OSSL_CMP_REVREQCONTENT *rr; /* 11 */
579         /*-
580          * rp         [12] RevRepContent,            --Revocation Response
581          */
582         OSSL_CMP_REVREPCONTENT *rp; /* 12 */
583         /*-
584          * ccr        [13] CertReqMessages,          --Cross-Cert. Request
585          */
586         OSSL_CRMF_MSGS *ccr; /* 13 */
587         /*-
588          * ccp        [14] CertRepMessage,           --Cross-Cert. Response
589          */
590         OSSL_CMP_CERTREPMESSAGE *ccp; /* 14 */
591         /*-
592          * ckuann     [15] CAKeyUpdAnnContent,       --CA Key Update Ann.
593          */
594         OSSL_CMP_CAKEYUPDANNCONTENT *ckuann; /* 15 */
595         /*-
596          * cann       [16] CertAnnContent,           --Certificate Ann.
597          * OSSL_CMP_CMPCERTIFICATE is effectively X509 so it is used directly
598          */
599         X509 *cann; /* 16 */
600         /*-
601          * rann       [17] RevAnnContent,            --Revocation Ann.
602          */
603         OSSL_CMP_REVANNCONTENT *rann; /* 17 */
604         /*-
605          * crlann     [18] CRLAnnContent,            --CRL Announcement
606          * CRLAnnContent ::= SEQUENCE OF CertificateList
607          */
608         OSSL_CMP_CRLANNCONTENT *crlann; /* 18 */
609         /*-
610          * PKIConfirmContent ::= NULL
611          * pkiconf    [19] PKIConfirmContent,        --Confirmation
612          * OSSL_CMP_PKICONFIRMCONTENT would be only a typedef of ASN1_NULL
613          * OSSL_CMP_CONFIRMCONTENT *pkiconf;
614          *
615          * NOTE: this should ASN1_NULL according to the RFC
616          * but there might be a struct in it when sent from faulty servers...
617          */
618         ASN1_TYPE *pkiconf; /* 19 */
619         /*-
620          * nested     [20] NestedMessageContent,     --Nested Message
621          * NestedMessageContent ::= PKIMessages
622          */
623         OSSL_CMP_MSGS *nested; /* 20 */
624         /*-
625          * genm       [21] GenMsgContent,            --General Message
626          * GenMsgContent ::= SEQUENCE OF InfoTypeAndValue
627          */
628         OSSL_CMP_GENMSGCONTENT *genm; /* 21 */
629         /*-
630          * genp       [22] GenRepContent,            --General Response
631          * GenRepContent ::= SEQUENCE OF InfoTypeAndValue
632          */
633         OSSL_CMP_GENREPCONTENT *genp; /* 22 */
634         /*-
635          * error      [23] ErrorMsgContent,          --Error Message
636          */
637         OSSL_CMP_ERRORMSGCONTENT *error; /* 23 */
638         /*-
639          * certConf [24] CertConfirmContent,     --Certificate confirm
640          */
641         OSSL_CMP_CERTCONFIRMCONTENT *certConf; /* 24 */
642         /*-
643          * pollReq    [25] PollReqContent,           --Polling request
644          */
645         OSSL_CMP_POLLREQCONTENT *pollReq; /* 25 */
646         /*-
647          * pollRep    [26] PollRepContent            --Polling response
648          */
649         OSSL_CMP_POLLREPCONTENT *pollRep; /* 26 */
650     } value;
651 } OSSL_CMP_PKIBODY;
652 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_PKIBODY)
653 
654 /*-
655  *   PKIProtection ::= BIT STRING
656  *
657  *   PKIMessages ::= SEQUENCE SIZE (1..MAX) OF PKIMessage
658  *
659  *    PKIMessage ::= SEQUENCE {
660  *           header           PKIHeader,
661  *           body             PKIBody,
662  *           protection   [0] PKIProtection OPTIONAL,
663  *           extraCerts   [1] SEQUENCE SIZE (1..MAX) OF CMPCertificate
664  *                                            OPTIONAL
665  *   }
666  */
667 struct ossl_cmp_msg_st {
668     OSSL_CMP_PKIHEADER *header;
669     OSSL_CMP_PKIBODY *body;
670     ASN1_BIT_STRING *protection; /* 0 */
671     /* OSSL_CMP_CMPCERTIFICATE is effectively X509 so it is used directly */
672     STACK_OF(X509) *extraCerts; /* 1 */
673     OSSL_LIB_CTX *libctx;
674     char *propq;
675 } /* OSSL_CMP_MSG */;
676 OSSL_CMP_MSG *OSSL_CMP_MSG_new(OSSL_LIB_CTX *libctx, const char *propq);
677 void OSSL_CMP_MSG_free(OSSL_CMP_MSG *msg);
678 
679 /*-
680  * ProtectedPart ::= SEQUENCE {
681  * header    PKIHeader,
682  * body      PKIBody
683  * }
684  */
685 typedef struct ossl_cmp_protectedpart_st {
686     OSSL_CMP_PKIHEADER *header;
687     OSSL_CMP_PKIBODY *body;
688 } OSSL_CMP_PROTECTEDPART;
689 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_PROTECTEDPART)
690 
691 /*-
692  *  this is not defined here as it is already in CRMF:
693  *   id-PasswordBasedMac OBJECT IDENTIFIER ::= {1 2 840 113533 7 66 13}
694  *   PBMParameter ::= SEQUENCE {
695  *           salt                OCTET STRING,
696  *           -- note:  implementations MAY wish to limit acceptable sizes
697  *           -- of this string to values appropriate for their environment
698  *           -- in order to reduce the risk of denial-of-service attacks
699  *           owf                 AlgorithmIdentifier,
700  *           -- AlgId for a One-Way Function (SHA-1 recommended)
701  *           iterationCount      INTEGER,
702  *           -- number of times the OWF is applied
703  *           -- note:  implementations MAY wish to limit acceptable sizes
704  *           -- of this integer to values appropriate for their environment
705  *           -- in order to reduce the risk of denial-of-service attacks
706  *           mac                 AlgorithmIdentifier
707  *           -- the MAC AlgId (e.g., DES-MAC, Triple-DES-MAC [PKCS11],
708  *   }       -- or HMAC [RFC2104, RFC2202])
709  */
710 /*-
711  *   id-DHBasedMac OBJECT IDENTIFIER ::= {1 2 840 113533 7 66 30}
712  *   DHBMParameter ::= SEQUENCE {
713  *           owf                 AlgorithmIdentifier,
714  *           -- AlgId for a One-Way Function (SHA-1 recommended)
715  *           mac                 AlgorithmIdentifier
716  *           -- the MAC AlgId (e.g., DES-MAC, Triple-DES-MAC [PKCS11],
717  *   }       -- or HMAC [RFC2104, RFC2202])
718  */
719 /*-
720  * The following is not cared for, because it is described in section 5.2.5
721  * that this is beyond the scope of CMP
722  *   OOBCert ::= CMPCertificate
723  *
724  *   OOBCertHash ::= SEQUENCE {
725  *           hashAlg         [0] AlgorithmIdentifier         OPTIONAL,
726  *           certId          [1] CertId                      OPTIONAL,
727  *           hashVal             BIT STRING
728  *           -- hashVal is calculated over the DER encoding of the
729  *           -- self-signed certificate with the identifier certID.
730  *   }
731  */
732 
733 /* from cmp_asn.c */
734 int ossl_cmp_asn1_get_int(const ASN1_INTEGER *a);
735 
736 /* from cmp_util.c */
737 const char *ossl_cmp_log_parse_metadata(const char *buf,
738                                         OSSL_CMP_severity *level, char **func,
739                                         char **file, int *line);
740 # define ossl_cmp_add_error_data(txt) ERR_add_error_txt(" : ", txt)
741 # define ossl_cmp_add_error_line(txt) ERR_add_error_txt("\n", txt)
742 /* The two functions manipulating X509_STORE could be generally useful */
743 int ossl_cmp_X509_STORE_add1_certs(X509_STORE *store, STACK_OF(X509) *certs,
744                                    int only_self_issued);
745 STACK_OF(X509) *ossl_cmp_X509_STORE_get1_certs(X509_STORE *store);
746 int ossl_cmp_sk_ASN1_UTF8STRING_push_str(STACK_OF(ASN1_UTF8STRING) *sk,
747                                          const char *text, int len);
748 int ossl_cmp_asn1_octet_string_set1(ASN1_OCTET_STRING **tgt,
749                                     const ASN1_OCTET_STRING *src);
750 int ossl_cmp_asn1_octet_string_set1_bytes(ASN1_OCTET_STRING **tgt,
751                                           const unsigned char *bytes, int len);
752 
753 /* from cmp_ctx.c */
754 int ossl_cmp_print_log(OSSL_CMP_severity level, const OSSL_CMP_CTX *ctx,
755                        const char *func, const char *file, int line,
756                        const char *level_str, const char *format, ...);
757 # define ossl_cmp_log(level, ctx, msg) \
758     ossl_cmp_print_log(OSSL_CMP_LOG_##level, ctx, OPENSSL_FUNC, OPENSSL_FILE, \
759                        OPENSSL_LINE, #level, "%s", msg)
760 # define ossl_cmp_log1(level, ctx, fmt, arg1) \
761     ossl_cmp_print_log(OSSL_CMP_LOG_##level, ctx, OPENSSL_FUNC, OPENSSL_FILE, \
762                        OPENSSL_LINE, #level, fmt, arg1)
763 # define ossl_cmp_log2(level, ctx, fmt, arg1, arg2) \
764     ossl_cmp_print_log(OSSL_CMP_LOG_##level, ctx, OPENSSL_FUNC, OPENSSL_FILE, \
765                        OPENSSL_LINE, #level, fmt, arg1, arg2)
766 # define ossl_cmp_log3(level, ctx, fmt, arg1, arg2, arg3) \
767     ossl_cmp_print_log(OSSL_CMP_LOG_##level, ctx, OPENSSL_FUNC, OPENSSL_FILE, \
768                        OPENSSL_LINE, #level, fmt, arg1, arg2, arg3)
769 # define ossl_cmp_log4(level, ctx, fmt, arg1, arg2, arg3, arg4)         \
770     ossl_cmp_print_log(OSSL_CMP_LOG_##level, ctx, OPENSSL_FUNC, OPENSSL_FILE, \
771                        OPENSSL_LINE, #level, fmt, arg1, arg2, arg3, arg4)
772 # define OSSL_CMP_LOG_ERROR OSSL_CMP_LOG_ERR
773 # define OSSL_CMP_LOG_WARN OSSL_CMP_LOG_WARNING
774 # define ossl_cmp_alert(ctx, msg) ossl_cmp_log(ALERT, ctx, msg)
775 # define ossl_cmp_err(ctx, msg)   ossl_cmp_log(ERROR, ctx, msg)
776 # define ossl_cmp_warn(ctx, msg)  ossl_cmp_log(WARN,  ctx, msg)
777 # define ossl_cmp_info(ctx, msg)  ossl_cmp_log(INFO,  ctx, msg)
778 # define ossl_cmp_debug(ctx, msg) ossl_cmp_log(DEBUG, ctx, msg)
779 # define ossl_cmp_trace(ctx, msg) ossl_cmp_log(TRACE, ctx, msg)
780 int ossl_cmp_ctx_set0_validatedSrvCert(OSSL_CMP_CTX *ctx, X509 *cert);
781 int ossl_cmp_ctx_set_status(OSSL_CMP_CTX *ctx, int status);
782 int ossl_cmp_ctx_set0_statusString(OSSL_CMP_CTX *ctx,
783                                    OSSL_CMP_PKIFREETEXT *text);
784 int ossl_cmp_ctx_set_failInfoCode(OSSL_CMP_CTX *ctx, int fail_info);
785 int ossl_cmp_ctx_set0_newCert(OSSL_CMP_CTX *ctx, X509 *cert);
786 int ossl_cmp_ctx_set1_newChain(OSSL_CMP_CTX *ctx, STACK_OF(X509) *newChain);
787 int ossl_cmp_ctx_set1_caPubs(OSSL_CMP_CTX *ctx, STACK_OF(X509) *caPubs);
788 int ossl_cmp_ctx_set1_extraCertsIn(OSSL_CMP_CTX *ctx,
789                                    STACK_OF(X509) *extraCertsIn);
790 int ossl_cmp_ctx_set1_recipNonce(OSSL_CMP_CTX *ctx,
791                                  const ASN1_OCTET_STRING *nonce);
792 EVP_PKEY *ossl_cmp_ctx_get0_newPubkey(const OSSL_CMP_CTX *ctx);
793 
794 /* from cmp_status.c */
795 int ossl_cmp_pkisi_get_status(const OSSL_CMP_PKISI *si);
796 const char *ossl_cmp_PKIStatus_to_string(int status);
797 OSSL_CMP_PKIFREETEXT *ossl_cmp_pkisi_get0_statusString(const OSSL_CMP_PKISI *s);
798 int ossl_cmp_pkisi_get_pkifailureinfo(const OSSL_CMP_PKISI *si);
799 int ossl_cmp_pkisi_check_pkifailureinfo(const OSSL_CMP_PKISI *si, int index);
800 
801 /* from cmp_hdr.c */
802 int ossl_cmp_hdr_set_pvno(OSSL_CMP_PKIHEADER *hdr, int pvno);
803 int ossl_cmp_hdr_get_pvno(const OSSL_CMP_PKIHEADER *hdr);
804 int ossl_cmp_hdr_get_protection_nid(const OSSL_CMP_PKIHEADER *hdr);
805 ASN1_OCTET_STRING *ossl_cmp_hdr_get0_senderNonce(const OSSL_CMP_PKIHEADER *hdr);
806 int ossl_cmp_general_name_is_NULL_DN(GENERAL_NAME *name);
807 int ossl_cmp_hdr_set1_sender(OSSL_CMP_PKIHEADER *hdr, const X509_NAME *nm);
808 int ossl_cmp_hdr_set1_recipient(OSSL_CMP_PKIHEADER *hdr, const X509_NAME *nm);
809 int ossl_cmp_hdr_update_messageTime(OSSL_CMP_PKIHEADER *hdr);
810 int ossl_cmp_hdr_set1_senderKID(OSSL_CMP_PKIHEADER *hdr,
811                                 const ASN1_OCTET_STRING *senderKID);
812 int ossl_cmp_hdr_push0_freeText(OSSL_CMP_PKIHEADER *hdr, ASN1_UTF8STRING *text);
813 int ossl_cmp_hdr_push1_freeText(OSSL_CMP_PKIHEADER *hdr, ASN1_UTF8STRING *text);
814 int ossl_cmp_hdr_generalInfo_push0_item(OSSL_CMP_PKIHEADER *hdr,
815                                         OSSL_CMP_ITAV *itav);
816 int ossl_cmp_hdr_generalInfo_push1_items(OSSL_CMP_PKIHEADER *hdr,
817                                          const STACK_OF(OSSL_CMP_ITAV) *itavs);
818 int ossl_cmp_hdr_set_implicitConfirm(OSSL_CMP_PKIHEADER *hdr);
819 int ossl_cmp_hdr_has_implicitConfirm(const OSSL_CMP_PKIHEADER *hdr);
820 # define OSSL_CMP_TRANSACTIONID_LENGTH 16
821 # define OSSL_CMP_SENDERNONCE_LENGTH 16
822 int ossl_cmp_hdr_set_transactionID(OSSL_CMP_CTX *ctx, OSSL_CMP_PKIHEADER *hdr);
823 int ossl_cmp_hdr_init(OSSL_CMP_CTX *ctx, OSSL_CMP_PKIHEADER *hdr);
824 
825 /* from cmp_msg.c */
826 /* OSSL_CMP_MSG bodytype ASN.1 choice IDs */
827 # define OSSL_CMP_PKIBODY_IR        0
828 # define OSSL_CMP_PKIBODY_IP        1
829 # define OSSL_CMP_PKIBODY_CR        2
830 # define OSSL_CMP_PKIBODY_CP        3
831 # define OSSL_CMP_PKIBODY_P10CR     4
832 # define OSSL_CMP_PKIBODY_POPDECC   5
833 # define OSSL_CMP_PKIBODY_POPDECR   6
834 # define OSSL_CMP_PKIBODY_KUR       7
835 # define OSSL_CMP_PKIBODY_KUP       8
836 # define OSSL_CMP_PKIBODY_KRR       9
837 # define OSSL_CMP_PKIBODY_KRP      10
838 # define OSSL_CMP_PKIBODY_RR       11
839 # define OSSL_CMP_PKIBODY_RP       12
840 # define OSSL_CMP_PKIBODY_CCR      13
841 # define OSSL_CMP_PKIBODY_CCP      14
842 # define OSSL_CMP_PKIBODY_CKUANN   15
843 # define OSSL_CMP_PKIBODY_CANN     16
844 # define OSSL_CMP_PKIBODY_RANN     17
845 # define OSSL_CMP_PKIBODY_CRLANN   18
846 # define OSSL_CMP_PKIBODY_PKICONF  19
847 # define OSSL_CMP_PKIBODY_NESTED   20
848 # define OSSL_CMP_PKIBODY_GENM     21
849 # define OSSL_CMP_PKIBODY_GENP     22
850 # define OSSL_CMP_PKIBODY_ERROR    23
851 # define OSSL_CMP_PKIBODY_CERTCONF 24
852 # define OSSL_CMP_PKIBODY_POLLREQ  25
853 # define OSSL_CMP_PKIBODY_POLLREP  26
854 # define OSSL_CMP_PKIBODY_TYPE_MAX OSSL_CMP_PKIBODY_POLLREP
855 /* certReqId for the first - and so far only - certificate request */
856 # define OSSL_CMP_CERTREQID         0
857 # define OSSL_CMP_CERTREQID_NONE    -1
858 # define OSSL_CMP_CERTREQID_INVALID -2
859 /* sequence id for the first - and so far only - revocation request */
860 # define OSSL_CMP_REVREQSID 0
861 int ossl_cmp_msg_set0_libctx(OSSL_CMP_MSG *msg, OSSL_LIB_CTX *libctx,
862                              const char *propq);
863 const char *ossl_cmp_bodytype_to_string(int type);
864 int ossl_cmp_msg_set_bodytype(OSSL_CMP_MSG *msg, int type);
865 OSSL_CMP_MSG *ossl_cmp_msg_create(OSSL_CMP_CTX *ctx, int bodytype);
866 OSSL_CMP_MSG *ossl_cmp_certreq_new(OSSL_CMP_CTX *ctx, int bodytype,
867                                    const OSSL_CRMF_MSG *crm);
868 OSSL_CMP_MSG *ossl_cmp_certrep_new(OSSL_CMP_CTX *ctx, int bodytype,
869                                    int certReqId, const OSSL_CMP_PKISI *si,
870                                    X509 *cert, const X509 *encryption_recip,
871                                    STACK_OF(X509) *chain, STACK_OF(X509) *caPubs,
872                                    int unprotectedErrors);
873 OSSL_CMP_MSG *ossl_cmp_rr_new(OSSL_CMP_CTX *ctx);
874 OSSL_CMP_MSG *ossl_cmp_rp_new(OSSL_CMP_CTX *ctx, const OSSL_CMP_PKISI *si,
875                               const OSSL_CRMF_CERTID *cid,
876                               int unprotectedErrors);
877 OSSL_CMP_MSG *ossl_cmp_pkiconf_new(OSSL_CMP_CTX *ctx);
878 OSSL_CMP_MSG *ossl_cmp_pollRep_new(OSSL_CMP_CTX *ctx, int crid,
879                                    int64_t poll_after);
880 int ossl_cmp_msg_gen_push0_ITAV(OSSL_CMP_MSG *msg, OSSL_CMP_ITAV *itav);
881 int ossl_cmp_msg_gen_push1_ITAVs(OSSL_CMP_MSG *msg,
882                                  const STACK_OF(OSSL_CMP_ITAV) *itavs);
883 OSSL_CMP_MSG *ossl_cmp_genm_new(OSSL_CMP_CTX *ctx);
884 OSSL_CMP_MSG *ossl_cmp_genp_new(OSSL_CMP_CTX *ctx,
885                                 const STACK_OF(OSSL_CMP_ITAV) *itavs);
886 OSSL_CMP_MSG *ossl_cmp_error_new(OSSL_CMP_CTX *ctx, const OSSL_CMP_PKISI *si,
887                                  int64_t errorCode, const char *details,
888                                  int unprotected);
889 int ossl_cmp_certstatus_set0_certHash(OSSL_CMP_CERTSTATUS *certStatus,
890                                       ASN1_OCTET_STRING *hash);
891 OSSL_CMP_MSG *ossl_cmp_certConf_new(OSSL_CMP_CTX *ctx, int certReqId,
892                                     int fail_info, const char *text);
893 OSSL_CMP_MSG *ossl_cmp_pollReq_new(OSSL_CMP_CTX *ctx, int crid);
894 OSSL_CMP_MSG *ossl_cmp_pollRep_new(OSSL_CMP_CTX *ctx, int crid,
895                                    int64_t poll_after);
896 OSSL_CMP_PKISI *
897 ossl_cmp_revrepcontent_get_pkisi(OSSL_CMP_REVREPCONTENT *rrep, int rsid);
898 OSSL_CRMF_CERTID *ossl_cmp_revrepcontent_get_CertId(OSSL_CMP_REVREPCONTENT *rc,
899                                                     int rsid);
900 OSSL_CMP_POLLREP *
901 ossl_cmp_pollrepcontent_get0_pollrep(const OSSL_CMP_POLLREPCONTENT *prc,
902                                      int rid);
903 OSSL_CMP_CERTRESPONSE *
904 ossl_cmp_certrepmessage_get0_certresponse(const OSSL_CMP_CERTREPMESSAGE *crm,
905                                           int rid);
906 X509 *ossl_cmp_certresponse_get1_cert(const OSSL_CMP_CTX *ctx,
907                                       const OSSL_CMP_CERTRESPONSE *crep);
908 OSSL_CMP_MSG *ossl_cmp_msg_load(const char *file);
909 
910 /* from cmp_protect.c */
911 int ossl_cmp_msg_add_extraCerts(OSSL_CMP_CTX *ctx, OSSL_CMP_MSG *msg);
912 ASN1_BIT_STRING *ossl_cmp_calc_protection(const OSSL_CMP_CTX *ctx,
913                                           const OSSL_CMP_MSG *msg);
914 int ossl_cmp_msg_protect(OSSL_CMP_CTX *ctx, OSSL_CMP_MSG *msg);
915 
916 /* from cmp_vfy.c */
917 typedef int (*ossl_cmp_allow_unprotected_cb_t)(const OSSL_CMP_CTX *ctx,
918                                                const OSSL_CMP_MSG *msg,
919                                                int invalid_protection, int arg);
920 int ossl_cmp_msg_check_update(OSSL_CMP_CTX *ctx, const OSSL_CMP_MSG *msg,
921                               ossl_cmp_allow_unprotected_cb_t cb, int cb_arg);
922 int ossl_cmp_msg_check_received(OSSL_CMP_CTX *ctx, const OSSL_CMP_MSG *msg,
923                                 ossl_cmp_allow_unprotected_cb_t cb, int cb_arg);
924 int ossl_cmp_verify_popo(const OSSL_CMP_CTX *ctx,
925                          const OSSL_CMP_MSG *msg, int accept_RAVerified);
926 
927 /* from cmp_client.c */
928 int ossl_cmp_exchange_certConf(OSSL_CMP_CTX *ctx, int certReqId,
929                                int fail_info, const char *txt);
930 int ossl_cmp_exchange_error(OSSL_CMP_CTX *ctx, int status, int fail_info,
931                             const char *txt, int errorCode, const char *detail);
932 
933 #endif /* !defined(OSSL_CRYPTO_CMP_LOCAL_H) */
934