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[openssl.git] / crypto / cmp / cmp_local.h
1 /*
2  * Copyright 2007-2024 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     int tls_used; /* whether to use TLS for client-side HTTP connections */
53     /* attempts polling for a response if a 'waiting' PKIStatus is received */
54     time_t end_time; /* session start time + totaltimeout */
55 # ifndef OPENSSL_NO_HTTP
56     OSSL_HTTP_bio_cb_t http_cb;
57     void *http_cb_arg; /* allows to store optional argument to cb */
58 # endif
59
60     /* server authentication */
61     /*
62      * unprotectedErrors may be set as workaround for broken server responses:
63      * accept missing or invalid protection of regular error messages, negative
64      * certificate responses (ip/cp/kup), revocation responses (rp), and PKIConf
65      */
66     int unprotectedErrors;
67     int noCacheExtraCerts;
68     X509 *srvCert; /* certificate used to identify the server */
69     X509 *validatedSrvCert; /* caches any already validated server cert */
70     X509_NAME *expected_sender; /* expected sender in header of response */
71     X509_STORE *trusted; /* trust store maybe w CRLs and cert verify callback */
72     STACK_OF(X509) *untrusted; /* untrusted (intermediate CA) certs */
73     int ignore_keyusage; /* ignore key usage entry when validating certs */
74     /*
75      * permitTAInExtraCertsForIR allows use of root certs in extracerts
76      * when validating message protection; this is used for 3GPP-style E.7
77      */
78     int permitTAInExtraCertsForIR;
79
80     /* client authentication */
81     int unprotectedSend; /* send unprotected PKI messages */
82     X509 *cert; /* protection cert used to identify and sign for MSG_SIG_ALG */
83     STACK_OF(X509) *chain; /* (cached) chain of protection cert including it */
84     EVP_PKEY *pkey; /* the key pair corresponding to cert */
85     ASN1_OCTET_STRING *referenceValue; /* optional username for MSG_MAC_ALG */
86     ASN1_OCTET_STRING *secretValue; /* password/shared secret for MSG_MAC_ALG */
87     /* PBMParameters for MSG_MAC_ALG */
88     size_t pbm_slen; /* salt length, currently fixed to 16 */
89     EVP_MD *pbm_owf; /* one-way function (OWF), default: SHA256 */
90     int pbm_itercnt; /* OWF iteration count, currently fixed to 500 */
91     int pbm_mac; /* NID of MAC algorithm, default: HMAC-SHA1 as per RFC 4210 */
92
93     /* CMP message header and extra certificates */
94     X509_NAME *recipient; /* to set in recipient in pkiheader */
95     EVP_MD *digest; /* digest used in MSG_SIG_ALG and POPO, default SHA256 */
96     ASN1_OCTET_STRING *transactionID; /* the current transaction ID */
97     ASN1_OCTET_STRING *senderNonce; /* last nonce sent */
98     ASN1_OCTET_STRING *recipNonce; /* last nonce received */
99     ASN1_OCTET_STRING *first_senderNonce; /* sender nonce when starting to poll */
100     ASN1_UTF8STRING *freeText; /* optional string to include each msg */
101     STACK_OF(OSSL_CMP_ITAV) *geninfo_ITAVs;
102     int implicitConfirm; /* set implicitConfirm in IR/KUR/CR messages */
103     int disableConfirm; /* disable certConf in IR/KUR/CR for broken servers */
104     STACK_OF(X509) *extraCertsOut; /* to be included in request messages */
105
106     /* certificate template */
107     EVP_PKEY *newPkey; /* explicit new private/public key for cert enrollment */
108     int newPkey_priv; /* flag indicating if newPkey contains private key */
109     X509_NAME *issuer; /* issuer name to used in cert template, also in rr */
110     ASN1_INTEGER *serialNumber; /* certificate serial number to use in rr */
111     int days; /* Number of days new certificates are asked to be valid for */
112     X509_NAME *subjectName; /* subject name to be used in cert template */
113     STACK_OF(GENERAL_NAME) *subjectAltNames; /* to add to the cert template */
114     int SubjectAltName_nodefault;
115     int setSubjectAltNameCritical;
116     X509_EXTENSIONS *reqExtensions; /* exts to be added to cert template */
117     CERTIFICATEPOLICIES *policies; /* policies to be included in extensions */
118     int setPoliciesCritical;
119     int popoMethod; /* Proof-of-possession mechanism; default: signature */
120     X509 *oldCert; /* cert to be updated (via KUR) or to be revoked (via RR) */
121     X509_REQ *p10CSR; /* for P10CR: PKCS#10 CSR to be sent */
122
123     /* misc body contents */
124     int revocationReason; /* revocation reason code to be included in RR */
125     STACK_OF(OSSL_CMP_ITAV) *genm_ITAVs; /* content of general message */
126
127     /* result returned in responses, so far supporting only one certResponse */
128     int status; /* PKIStatus of last received IP/CP/KUP/RP/error or -1 */
129     OSSL_CMP_PKIFREETEXT *statusString; /* of last IP/CP/KUP/RP/error */
130     int failInfoCode; /* failInfoCode of last received IP/CP/KUP/error, or -1 */
131     X509 *newCert; /* newly enrolled cert received from the CA */
132     STACK_OF(X509) *newChain; /* chain of newly enrolled cert received */
133     STACK_OF(X509) *caPubs; /* CA certs received from server (in IP message) */
134     STACK_OF(X509) *extraCertsIn; /* extraCerts received from server */
135
136     /* certificate confirmation */
137     OSSL_CMP_certConf_cb_t certConf_cb; /* callback for app checking new cert */
138     void *certConf_cb_arg; /* allows to store an argument individual to cb */
139 } /* OSSL_CMP_CTX */;
140
141 /*
142  * ##########################################################################
143  * ASN.1 DECLARATIONS
144  * ##########################################################################
145  */
146
147 /*-
148  *   RevAnnContent ::= SEQUENCE {
149  *       status              PKIStatus,
150  *       certId              CertId,
151  *       willBeRevokedAt     GeneralizedTime,
152  *       badSinceDate        GeneralizedTime,
153  *       crlDetails          Extensions  OPTIONAL
154  *       -- extra CRL details (e.g., crl number, reason, location, etc.)
155  *   }
156  */
157 typedef struct ossl_cmp_revanncontent_st {
158     ASN1_INTEGER *status;
159     OSSL_CRMF_CERTID *certId;
160     ASN1_GENERALIZEDTIME *willBeRevokedAt;
161     ASN1_GENERALIZEDTIME *badSinceDate;
162     X509_EXTENSIONS *crlDetails;
163 } OSSL_CMP_REVANNCONTENT;
164 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_REVANNCONTENT)
165
166 /*-
167  *   Challenge ::= SEQUENCE {
168  *       owf                 AlgorithmIdentifier  OPTIONAL,
169  *
170  *       -- MUST be present in the first Challenge; MAY be omitted in
171  *       -- any subsequent Challenge in POPODecKeyChallContent (if
172  *       -- omitted, then the owf used in the immediately preceding
173  *       -- Challenge is to be used).
174  *
175  *       witness             OCTET STRING,
176  *       -- the result of applying the one-way function (owf) to a
177  *       -- randomly-generated INTEGER, A.  [Note that a different
178  *       -- INTEGER MUST be used for each Challenge.]
179  *       challenge           OCTET STRING
180  *       -- the encryption (under the public key for which the cert.
181  *       -- request is being made) of Rand, where Rand is specified as
182  *       --   Rand ::= SEQUENCE {
183  *       --      int      INTEGER,
184  *       --       - the randomly-generated INTEGER A (above)
185  *       --      sender   GeneralName
186  *       --       - the sender's name (as included in PKIHeader)
187  *       --   }
188  *   }
189  */
190 typedef struct ossl_cmp_challenge_st {
191     X509_ALGOR *owf;
192     ASN1_OCTET_STRING *witness;
193     ASN1_OCTET_STRING *challenge;
194 } OSSL_CMP_CHALLENGE;
195 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_CHALLENGE)
196
197 /*-
198  *  CAKeyUpdAnnContent ::= SEQUENCE {
199  *     oldWithNew         Certificate,
200  *     newWithOld         Certificate,
201  *     newWithNew         Certificate
202  *  }
203  */
204 typedef struct ossl_cmp_cakeyupdanncontent_st {
205     X509 *oldWithNew;
206     X509 *newWithOld;
207     X509 *newWithNew;
208 } OSSL_CMP_CAKEYUPDANNCONTENT;
209 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_CAKEYUPDANNCONTENT)
210
211 typedef struct ossl_cmp_rootcakeyupdate_st OSSL_CMP_ROOTCAKEYUPDATE;
212 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_ROOTCAKEYUPDATE)
213
214 /*-
215  * declared already here as it will be used in OSSL_CMP_MSG (nested) and
216  * infoType and infoValue
217  */
218 typedef STACK_OF(OSSL_CMP_MSG) OSSL_CMP_MSGS;
219 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_MSGS)
220
221 /*-
222  *   InfoTypeAndValue ::= SEQUENCE {
223  *       infoType               OBJECT IDENTIFIER,
224  *       infoValue              ANY DEFINED BY infoType  OPTIONAL
225  *   }
226  */
227 struct ossl_cmp_itav_st {
228     ASN1_OBJECT *infoType;
229     union {
230         char *ptr;
231         /* NID_id_it_caProtEncCert - CA Protocol Encryption Certificate */
232         X509 *caProtEncCert;
233         /* NID_id_it_signKeyPairTypes - Signing Key Pair Types */
234         STACK_OF(X509_ALGOR) *signKeyPairTypes;
235         /* NID_id_it_encKeyPairTypes - Encryption/Key Agreement Key Pair Types */
236         STACK_OF(X509_ALGOR) *encKeyPairTypes;
237         /* NID_id_it_preferredSymmAlg - Preferred Symmetric Algorithm */
238         X509_ALGOR *preferredSymmAlg;
239         /* NID_id_it_caKeyUpdateInfo - Updated CA Key Pair */
240         OSSL_CMP_CAKEYUPDANNCONTENT *caKeyUpdateInfo;
241         /* NID_id_it_currentCRL - CRL */
242         X509_CRL *currentCRL;
243         /* NID_id_it_unsupportedOIDs - Unsupported Object Identifiers */
244         STACK_OF(ASN1_OBJECT) *unsupportedOIDs;
245         /* NID_id_it_keyPairParamReq - Key Pair Parameters Request */
246         ASN1_OBJECT *keyPairParamReq;
247         /* NID_id_it_keyPairParamRep - Key Pair Parameters Response */
248         X509_ALGOR *keyPairParamRep;
249         /* NID_id_it_revPassphrase - Revocation Passphrase */
250         OSSL_CRMF_ENCRYPTEDVALUE *revPassphrase;
251         /* NID_id_it_implicitConfirm - ImplicitConfirm */
252         ASN1_NULL *implicitConfirm;
253         /* NID_id_it_confirmWaitTime - ConfirmWaitTime */
254         ASN1_GENERALIZEDTIME *confirmWaitTime;
255         /* NID_id_it_origPKIMessage - origPKIMessage */
256         OSSL_CMP_MSGS *origPKIMessage;
257         /* NID_id_it_suppLangTags - Supported Language Tags */
258         STACK_OF(ASN1_UTF8STRING) *suppLangTagsValue;
259         /* NID_id_it_certProfile - Certificate Profile */
260         STACK_OF(ASN1_UTF8STRING) *certProfile;
261         /* NID_id_it_caCerts - CA Certificates */
262         STACK_OF(X509) *caCerts;
263         /* NID_id_it_rootCaCert - Root CA Certificate */
264         X509 *rootCaCert;
265         /* NID_id_it_rootCaKeyUpdate - Root CA Certificate Update */
266         OSSL_CMP_ROOTCAKEYUPDATE *rootCaKeyUpdate;
267         /* this is to be used for so far undeclared objects */
268         ASN1_TYPE *other;
269     } infoValue;
270 } /* OSSL_CMP_ITAV */;
271 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_ITAV)
272
273 typedef struct ossl_cmp_certorenccert_st {
274     int type;
275     union {
276         X509 *certificate;
277         OSSL_CRMF_ENCRYPTEDVALUE *encryptedCert;
278     } value;
279 } OSSL_CMP_CERTORENCCERT;
280 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_CERTORENCCERT)
281
282 /*-
283  *   CertifiedKeyPair ::= SEQUENCE {
284  *       certOrEncCert       CertOrEncCert,
285  *       privateKey      [0] EncryptedValue      OPTIONAL,
286  *       -- see [CRMF] for comment on encoding
287  *       publicationInfo [1] PKIPublicationInfo  OPTIONAL
288  *   }
289  */
290 typedef struct ossl_cmp_certifiedkeypair_st {
291     OSSL_CMP_CERTORENCCERT *certOrEncCert;
292     OSSL_CRMF_ENCRYPTEDVALUE *privateKey;
293     OSSL_CRMF_PKIPUBLICATIONINFO *publicationInfo;
294 } OSSL_CMP_CERTIFIEDKEYPAIR;
295 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_CERTIFIEDKEYPAIR)
296
297 /*-
298  *   PKIStatusInfo ::= SEQUENCE {
299  *       status        PKIStatus,
300  *       statusString  PKIFreeText     OPTIONAL,
301  *       failInfo      PKIFailureInfo  OPTIONAL
302  *   }
303  */
304 struct ossl_cmp_pkisi_st {
305     OSSL_CMP_PKISTATUS *status;
306     OSSL_CMP_PKIFREETEXT *statusString;
307     OSSL_CMP_PKIFAILUREINFO *failInfo;
308 } /* OSSL_CMP_PKISI */;
309
310 /*-
311  *  RevReqContent ::= SEQUENCE OF RevDetails
312  *
313  *  RevDetails ::= SEQUENCE {
314  *      certDetails         CertTemplate,
315  *      crlEntryDetails     Extensions       OPTIONAL
316  *  }
317  */
318 struct ossl_cmp_revdetails_st {
319     OSSL_CRMF_CERTTEMPLATE *certDetails;
320     X509_EXTENSIONS *crlEntryDetails;
321 } /* OSSL_CMP_REVDETAILS */;
322 typedef struct ossl_cmp_revdetails_st OSSL_CMP_REVDETAILS;
323 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_REVDETAILS)
324 DEFINE_STACK_OF(OSSL_CMP_REVDETAILS)
325
326 /*-
327  *   RevRepContent ::= SEQUENCE {
328  *       status       SEQUENCE SIZE (1..MAX) OF PKIStatusInfo,
329  *       -- in same order as was sent in RevReqContent
330  *       revCerts [0] SEQUENCE SIZE (1..MAX) OF CertId
331  *                                           OPTIONAL,
332  *       -- IDs for which revocation was requested
333  *       -- (same order as status)
334  *       crls     [1] SEQUENCE SIZE (1..MAX) OF CertificateList
335  *                                           OPTIONAL
336  *       -- the resulting CRLs (there may be more than one)
337  *   }
338  */
339 struct ossl_cmp_revrepcontent_st {
340     STACK_OF(OSSL_CMP_PKISI) *status;
341     STACK_OF(OSSL_CRMF_CERTID) *revCerts;
342     STACK_OF(X509_CRL) *crls;
343 } /* OSSL_CMP_REVREPCONTENT */;
344 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_REVREPCONTENT)
345
346 /*-
347  *  KeyRecRepContent ::= SEQUENCE {
348  *      status          PKIStatusInfo,
349  *      newSigCert  [0] Certificate                   OPTIONAL,
350  *      caCerts     [1] SEQUENCE SIZE (1..MAX) OF
351  *                                   Certificate      OPTIONAL,
352  *      keyPairHist [2] SEQUENCE SIZE (1..MAX) OF
353  *                                   CertifiedKeyPair OPTIONAL
354  *   }
355  */
356 typedef struct ossl_cmp_keyrecrepcontent_st {
357     OSSL_CMP_PKISI *status;
358     X509 *newSigCert;
359     STACK_OF(X509) *caCerts;
360     STACK_OF(OSSL_CMP_CERTIFIEDKEYPAIR) *keyPairHist;
361 } OSSL_CMP_KEYRECREPCONTENT;
362 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_KEYRECREPCONTENT)
363
364 /*-
365  *   ErrorMsgContent ::= SEQUENCE {
366  *       pKIStatusInfo          PKIStatusInfo,
367  *       errorCode              INTEGER           OPTIONAL,
368  *       -- implementation-specific error codes
369  *       errorDetails           PKIFreeText       OPTIONAL
370  *       -- implementation-specific error details
371  *   }
372  */
373 typedef struct ossl_cmp_errormsgcontent_st {
374     OSSL_CMP_PKISI *pKIStatusInfo;
375     ASN1_INTEGER *errorCode;
376     OSSL_CMP_PKIFREETEXT *errorDetails;
377 } OSSL_CMP_ERRORMSGCONTENT;
378 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_ERRORMSGCONTENT)
379
380 /*-
381  *   CertConfirmContent ::= SEQUENCE OF CertStatus
382  *
383  *   CertStatus ::= SEQUENCE {
384  *      certHash    OCTET STRING,
385  *      -- the hash of the certificate, using the same hash algorithm
386  *      -- as is used to create and verify the certificate signature
387  *      certReqId   INTEGER,
388  *      -- to match this confirmation with the corresponding req/rep
389  *      statusInfo  PKIStatusInfo OPTIONAL,
390  *      hashAlg [0] AlgorithmIdentifier OPTIONAL
391  *   }
392  */
393 struct ossl_cmp_certstatus_st {
394     ASN1_OCTET_STRING *certHash;
395     ASN1_INTEGER *certReqId;
396     OSSL_CMP_PKISI *statusInfo;
397     X509_ALGOR *hashAlg; /* 0 */
398 } /* OSSL_CMP_CERTSTATUS */;
399 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_CERTSTATUS)
400 typedef STACK_OF(OSSL_CMP_CERTSTATUS) OSSL_CMP_CERTCONFIRMCONTENT;
401 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_CERTCONFIRMCONTENT)
402
403 /*-
404  *   CertResponse ::= SEQUENCE {
405  *       certReqId           INTEGER,
406  *       -- to match this response with corresponding request (a value
407  *       -- of -1 is to be used if certReqId is not specified in the
408  *       -- corresponding request)
409  *       status              PKIStatusInfo,
410  *       certifiedKeyPair    CertifiedKeyPair    OPTIONAL,
411  *       rspInfo             OCTET STRING        OPTIONAL
412  *       -- analogous to the id-regInfo-utf8Pairs string defined
413  *       -- for regInfo in CertReqMsg [CRMF]
414  *   }
415  */
416 struct ossl_cmp_certresponse_st {
417     ASN1_INTEGER *certReqId;
418     OSSL_CMP_PKISI *status;
419     OSSL_CMP_CERTIFIEDKEYPAIR *certifiedKeyPair;
420     ASN1_OCTET_STRING *rspInfo;
421 } /* OSSL_CMP_CERTRESPONSE */;
422 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_CERTRESPONSE)
423
424 /*-
425  *   CertRepMessage ::= SEQUENCE {
426  *       caPubs       [1] SEQUENCE SIZE (1..MAX) OF CMPCertificate
427  *                        OPTIONAL,
428  *       response         SEQUENCE OF CertResponse
429  *   }
430  */
431 struct ossl_cmp_certrepmessage_st {
432     STACK_OF(X509) *caPubs;
433     STACK_OF(OSSL_CMP_CERTRESPONSE) *response;
434 } /* OSSL_CMP_CERTREPMESSAGE */;
435 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_CERTREPMESSAGE)
436
437 /*-
438  *   PollReqContent ::= SEQUENCE OF SEQUENCE {
439  *         certReqId                              INTEGER
440  *   }
441  */
442 typedef struct ossl_cmp_pollreq_st {
443     ASN1_INTEGER *certReqId;
444 } OSSL_CMP_POLLREQ;
445 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_POLLREQ)
446 DEFINE_STACK_OF(OSSL_CMP_POLLREQ)
447 typedef STACK_OF(OSSL_CMP_POLLREQ) OSSL_CMP_POLLREQCONTENT;
448 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_POLLREQCONTENT)
449
450 /*-
451  * PollRepContent ::= SEQUENCE OF SEQUENCE {
452  *         certReqId                              INTEGER,
453  *         checkAfter                             INTEGER,  -- time in seconds
454  *         reason                                 PKIFreeText OPTIONAL
455  * }
456  */
457 struct ossl_cmp_pollrep_st {
458     ASN1_INTEGER *certReqId;
459     ASN1_INTEGER *checkAfter;
460     OSSL_CMP_PKIFREETEXT *reason;
461 } /* OSSL_CMP_POLLREP */;
462 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_POLLREP)
463 DEFINE_STACK_OF(OSSL_CMP_POLLREP)
464 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_POLLREPCONTENT)
465
466 /*-
467  * PKIHeader ::= SEQUENCE {
468  *     pvno                INTEGER     { cmp1999(1), cmp2000(2), cmp2021(3) },
469  *     sender              GeneralName,
470  *     -- identifies the sender
471  *     recipient           GeneralName,
472  *     -- identifies the intended recipient
473  *     messageTime     [0] GeneralizedTime         OPTIONAL,
474  *     -- time of production of this message (used when sender
475  *     -- believes that the transport will be "suitable"; i.e.,
476  *     -- that the time will still be meaningful upon receipt)
477  *     protectionAlg   [1] AlgorithmIdentifier     OPTIONAL,
478  *     -- algorithm used for calculation of protection bits
479  *     senderKID       [2] KeyIdentifier           OPTIONAL,
480  *     recipKID        [3] KeyIdentifier           OPTIONAL,
481  *     -- to identify specific keys used for protection
482  *     transactionID   [4] OCTET STRING            OPTIONAL,
483  *     -- identifies the transaction; i.e., this will be the same in
484  *     -- corresponding request, response, certConf, and PKIConf
485  *     -- messages
486  *     senderNonce     [5] OCTET STRING            OPTIONAL,
487  *     recipNonce      [6] OCTET STRING            OPTIONAL,
488  *     -- nonces used to provide replay protection, senderNonce
489  *     -- is inserted by the creator of this message; recipNonce
490  *     -- is a nonce previously inserted in a related message by
491  *     -- the intended recipient of this message
492  *     freeText        [7] PKIFreeText             OPTIONAL,
493  *     -- this may be used to indicate context-specific instructions
494  *     -- (this field is intended for human consumption)
495  *     generalInfo     [8] SEQUENCE SIZE (1..MAX) OF
496  *                            InfoTypeAndValue     OPTIONAL
497  *     -- this may be used to convey context-specific information
498  *     -- (this field not primarily intended for human consumption)
499  *   }
500  */
501 struct ossl_cmp_pkiheader_st {
502     ASN1_INTEGER *pvno;
503     GENERAL_NAME *sender;
504     GENERAL_NAME *recipient;
505     ASN1_GENERALIZEDTIME *messageTime; /* 0 */
506     X509_ALGOR *protectionAlg; /* 1 */
507     ASN1_OCTET_STRING *senderKID; /* 2 */
508     ASN1_OCTET_STRING *recipKID; /* 3 */
509     ASN1_OCTET_STRING *transactionID; /* 4 */
510     ASN1_OCTET_STRING *senderNonce; /* 5 */
511     ASN1_OCTET_STRING *recipNonce; /* 6 */
512     OSSL_CMP_PKIFREETEXT *freeText; /* 7 */
513     STACK_OF(OSSL_CMP_ITAV) *generalInfo; /* 8 */
514 } /* OSSL_CMP_PKIHEADER */;
515
516 typedef STACK_OF(OSSL_CMP_CHALLENGE) OSSL_CMP_POPODECKEYCHALLCONTENT;
517 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_POPODECKEYCHALLCONTENT)
518 typedef STACK_OF(ASN1_INTEGER) OSSL_CMP_POPODECKEYRESPCONTENT;
519 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_POPODECKEYRESPCONTENT)
520 typedef STACK_OF(OSSL_CMP_REVDETAILS) OSSL_CMP_REVREQCONTENT;
521 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_REVREQCONTENT)
522 typedef STACK_OF(X509_CRL) OSSL_CMP_CRLANNCONTENT;
523 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_CRLANNCONTENT)
524 typedef STACK_OF(OSSL_CMP_ITAV) OSSL_CMP_GENMSGCONTENT;
525 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_GENMSGCONTENT)
526 typedef STACK_OF(OSSL_CMP_ITAV) OSSL_CMP_GENREPCONTENT;
527 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_GENREPCONTENT)
528
529 /*-
530  *   PKIBody ::= CHOICE {           -- message-specific body elements
531  *           ir       [0]  CertReqMessages,            --Initialization Request
532  *           ip       [1]  CertRepMessage,             --Initialization Response
533  *           cr       [2]  CertReqMessages,            --Certification Request
534  *           cp       [3]  CertRepMessage,             --Certification Response
535  *           p10cr    [4]  CertificationRequest,       --imported from [PKCS10]
536  *           popdecc  [5]  POPODecKeyChallContent,     --pop Challenge
537  *           popdecr  [6]  POPODecKeyRespContent,      --pop Response
538  *           kur      [7]  CertReqMessages,            --Key Update Request
539  *           kup      [8]  CertRepMessage,             --Key Update Response
540  *           krr      [9]  CertReqMessages,            --Key Recovery Request
541  *           krp      [10] KeyRecRepContent,           --Key Recovery Response
542  *           rr       [11] RevReqContent,              --Revocation Request
543  *           rp       [12] RevRepContent,              --Revocation Response
544  *           ccr      [13] CertReqMessages,            --Cross-Cert. Request
545  *           ccp      [14] CertRepMessage,             --Cross-Cert. Response
546  *           ckuann   [15] CAKeyUpdAnnContent,         --CA Key Update Ann.
547  *           cann     [16] CertAnnContent,             --Certificate Ann.
548  *           rann     [17] RevAnnContent,              --Revocation Ann.
549  *           crlann   [18] CRLAnnContent,              --CRL Announcement
550  *           pkiconf  [19] PKIConfirmContent,          --Confirmation
551  *           nested   [20] NestedMessageContent,       --Nested Message
552  *           genm     [21] GenMsgContent,              --General Message
553  *           genp     [22] GenRepContent,              --General Response
554  *           error    [23] ErrorMsgContent,            --Error Message
555  *           certConf [24] CertConfirmContent,         --Certificate confirm
556  *           pollReq  [25] PollReqContent,             --Polling request
557  *           pollRep  [26] PollRepContent              --Polling response
558  *   }
559  */
560 typedef struct ossl_cmp_pkibody_st {
561     int type;
562     union {
563         OSSL_CRMF_MSGS *ir; /* 0 */
564         OSSL_CMP_CERTREPMESSAGE *ip; /* 1 */
565         OSSL_CRMF_MSGS *cr; /* 2 */
566         OSSL_CMP_CERTREPMESSAGE *cp; /* 3 */
567         /*-
568          * p10cr      [4]  CertificationRequest,     --imported from [PKCS10]
569          *
570          * PKCS10_CERTIFICATIONREQUEST is effectively X509_REQ
571          * so it is used directly
572          */
573         X509_REQ *p10cr; /* 4 */
574         /*-
575          * popdecc    [5]  POPODecKeyChallContent, --pop Challenge
576          *
577          * POPODecKeyChallContent ::= SEQUENCE OF Challenge
578          */
579         OSSL_CMP_POPODECKEYCHALLCONTENT *popdecc; /* 5 */
580         /*-
581          * popdecr    [6]  POPODecKeyRespContent,  --pop Response
582          *
583          * POPODecKeyRespContent ::= SEQUENCE OF INTEGER
584          */
585         OSSL_CMP_POPODECKEYRESPCONTENT *popdecr; /* 6 */
586         OSSL_CRMF_MSGS *kur; /* 7 */
587         OSSL_CMP_CERTREPMESSAGE *kup; /* 8 */
588         OSSL_CRMF_MSGS *krr; /* 9 */
589
590         /*-
591          * krp        [10] KeyRecRepContent,         --Key Recovery Response
592          */
593         OSSL_CMP_KEYRECREPCONTENT *krp; /* 10 */
594         /*-
595          * rr         [11] RevReqContent,            --Revocation Request
596          */
597         OSSL_CMP_REVREQCONTENT *rr; /* 11 */
598         /*-
599          * rp         [12] RevRepContent,            --Revocation Response
600          */
601         OSSL_CMP_REVREPCONTENT *rp; /* 12 */
602         /*-
603          * ccr        [13] CertReqMessages,          --Cross-Cert. Request
604          */
605         OSSL_CRMF_MSGS *ccr; /* 13 */
606         /*-
607          * ccp        [14] CertRepMessage,           --Cross-Cert. Response
608          */
609         OSSL_CMP_CERTREPMESSAGE *ccp; /* 14 */
610         /*-
611          * ckuann     [15] CAKeyUpdAnnContent,       --CA Key Update Ann.
612          */
613         OSSL_CMP_CAKEYUPDANNCONTENT *ckuann; /* 15 */
614         /*-
615          * cann       [16] CertAnnContent,           --Certificate Ann.
616          * OSSL_CMP_CMPCERTIFICATE is effectively X509 so it is used directly
617          */
618         X509 *cann; /* 16 */
619         /*-
620          * rann       [17] RevAnnContent,            --Revocation Ann.
621          */
622         OSSL_CMP_REVANNCONTENT *rann; /* 17 */
623         /*-
624          * crlann     [18] CRLAnnContent,            --CRL Announcement
625          * CRLAnnContent ::= SEQUENCE OF CertificateList
626          */
627         OSSL_CMP_CRLANNCONTENT *crlann; /* 18 */
628         /*-
629          * PKIConfirmContent ::= NULL
630          * pkiconf    [19] PKIConfirmContent,        --Confirmation
631          * OSSL_CMP_PKICONFIRMCONTENT would be only a typedef of ASN1_NULL
632          * OSSL_CMP_CONFIRMCONTENT *pkiconf;
633          *
634          * NOTE: this should ASN1_NULL according to the RFC
635          * but there might be a struct in it when sent from faulty servers...
636          */
637         ASN1_TYPE *pkiconf; /* 19 */
638         /*-
639          * nested     [20] NestedMessageContent,     --Nested Message
640          * NestedMessageContent ::= PKIMessages
641          */
642         OSSL_CMP_MSGS *nested; /* 20 */
643         /*-
644          * genm       [21] GenMsgContent,            --General Message
645          * GenMsgContent ::= SEQUENCE OF InfoTypeAndValue
646          */
647         OSSL_CMP_GENMSGCONTENT *genm; /* 21 */
648         /*-
649          * genp       [22] GenRepContent,            --General Response
650          * GenRepContent ::= SEQUENCE OF InfoTypeAndValue
651          */
652         OSSL_CMP_GENREPCONTENT *genp; /* 22 */
653         /*-
654          * error      [23] ErrorMsgContent,          --Error Message
655          */
656         OSSL_CMP_ERRORMSGCONTENT *error; /* 23 */
657         /*-
658          * certConf [24] CertConfirmContent,     --Certificate confirm
659          */
660         OSSL_CMP_CERTCONFIRMCONTENT *certConf; /* 24 */
661         /*-
662          * pollReq    [25] PollReqContent,           --Polling request
663          */
664         OSSL_CMP_POLLREQCONTENT *pollReq; /* 25 */
665         /*-
666          * pollRep    [26] PollRepContent            --Polling response
667          */
668         OSSL_CMP_POLLREPCONTENT *pollRep; /* 26 */
669     } value;
670 } OSSL_CMP_PKIBODY;
671 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_PKIBODY)
672
673 /*-
674  *   PKIProtection ::= BIT STRING
675  *
676  *   PKIMessages ::= SEQUENCE SIZE (1..MAX) OF PKIMessage
677  *
678  *    PKIMessage ::= SEQUENCE {
679  *           header           PKIHeader,
680  *           body             PKIBody,
681  *           protection   [0] PKIProtection OPTIONAL,
682  *           extraCerts   [1] SEQUENCE SIZE (1..MAX) OF CMPCertificate
683  *                                            OPTIONAL
684  *   }
685  */
686 struct ossl_cmp_msg_st {
687     OSSL_CMP_PKIHEADER *header;
688     OSSL_CMP_PKIBODY *body;
689     ASN1_BIT_STRING *protection; /* 0 */
690     /* OSSL_CMP_CMPCERTIFICATE is effectively X509 so it is used directly */
691     STACK_OF(X509) *extraCerts; /* 1 */
692     OSSL_LIB_CTX *libctx;
693     char *propq;
694 } /* OSSL_CMP_MSG */;
695 OSSL_CMP_MSG *OSSL_CMP_MSG_new(OSSL_LIB_CTX *libctx, const char *propq);
696 void OSSL_CMP_MSG_free(OSSL_CMP_MSG *msg);
697
698 /*-
699  * ProtectedPart ::= SEQUENCE {
700  * header    PKIHeader,
701  * body      PKIBody
702  * }
703  */
704 typedef struct ossl_cmp_protectedpart_st {
705     OSSL_CMP_PKIHEADER *header;
706     OSSL_CMP_PKIBODY *body;
707 } OSSL_CMP_PROTECTEDPART;
708 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_PROTECTEDPART)
709
710 /*-
711  *  this is not defined here as it is already in CRMF:
712  *   id-PasswordBasedMac OBJECT IDENTIFIER ::= {1 2 840 113533 7 66 13}
713  *   PBMParameter ::= SEQUENCE {
714  *           salt                OCTET STRING,
715  *           -- note:  implementations MAY wish to limit acceptable sizes
716  *           -- of this string to values appropriate for their environment
717  *           -- in order to reduce the risk of denial-of-service attacks
718  *           owf                 AlgorithmIdentifier,
719  *           -- AlgId for a One-Way Function (SHA-1 recommended)
720  *           iterationCount      INTEGER,
721  *           -- number of times the OWF is applied
722  *           -- note:  implementations MAY wish to limit acceptable sizes
723  *           -- of this integer to values appropriate for their environment
724  *           -- in order to reduce the risk of denial-of-service attacks
725  *           mac                 AlgorithmIdentifier
726  *           -- the MAC AlgId (e.g., DES-MAC, Triple-DES-MAC [PKCS11],
727  *   }       -- or HMAC [RFC2104, RFC2202])
728  */
729 /*-
730  *   Not supported:
731  *   id-DHBasedMac OBJECT IDENTIFIER ::= {1 2 840 113533 7 66 30}
732  *   DHBMParameter ::= SEQUENCE {
733  *           owf                 AlgorithmIdentifier,
734  *           -- AlgId for a One-Way Function (SHA-1 recommended)
735  *           mac                 AlgorithmIdentifier
736  *           -- the MAC AlgId (e.g., DES-MAC, Triple-DES-MAC [PKCS11],
737  *   }       -- or HMAC [RFC2104, RFC2202])
738  */
739 /*-
740  * The following is not cared for, because it is described in section 5.2.5
741  * that this is beyond the scope of CMP
742  *   OOBCert ::= CMPCertificate
743  *
744  *   OOBCertHash ::= SEQUENCE {
745  *           hashAlg         [0] AlgorithmIdentifier         OPTIONAL,
746  *           certId          [1] CertId                      OPTIONAL,
747  *           hashVal             BIT STRING
748  *           -- hashVal is calculated over the DER encoding of the
749  *           -- self-signed certificate with the identifier certID.
750  *   }
751  */
752
753 /*
754  * RootCaKeyUpdateContent ::= SEQUENCE {
755  *      newWithNew       CMPCertificate,
756  *      newWithOld   [0] CMPCertificate OPTIONAL,
757  *      oldWithNew   [1] CMPCertificate OPTIONAL
758  * }
759  */
760
761 struct ossl_cmp_rootcakeyupdate_st {
762     X509 *newWithNew;
763     X509 *newWithOld;
764     X509 *oldWithNew;
765 } /* OSSL_CMP_ROOTCAKEYUPDATE */;
766 DECLARE_ASN1_FUNCTIONS(OSSL_CMP_ROOTCAKEYUPDATE)
767
768 /* from cmp_asn.c */
769 int ossl_cmp_asn1_get_int(const ASN1_INTEGER *a);
770
771 /* from cmp_util.c */
772 const char *ossl_cmp_log_parse_metadata(const char *buf,
773                                         OSSL_CMP_severity *level, char **func,
774                                         char **file, int *line);
775 # define ossl_cmp_add_error_data(txt) ERR_add_error_txt(" : ", txt)
776 # define ossl_cmp_add_error_line(txt) ERR_add_error_txt("\n", txt)
777 /* The two functions manipulating X509_STORE could be generally useful */
778 int ossl_cmp_X509_STORE_add1_certs(X509_STORE *store, STACK_OF(X509) *certs,
779                                    int only_self_issued);
780 STACK_OF(X509) *ossl_cmp_X509_STORE_get1_certs(X509_STORE *store);
781 int ossl_cmp_sk_ASN1_UTF8STRING_push_str(STACK_OF(ASN1_UTF8STRING) *sk,
782                                          const char *text, int len);
783 int ossl_cmp_asn1_octet_string_set1(ASN1_OCTET_STRING **tgt,
784                                     const ASN1_OCTET_STRING *src);
785 int ossl_cmp_asn1_octet_string_set1_bytes(ASN1_OCTET_STRING **tgt,
786                                           const unsigned char *bytes, int len);
787
788 /* from cmp_ctx.c */
789 int ossl_cmp_print_log(OSSL_CMP_severity level, const OSSL_CMP_CTX *ctx,
790                        const char *func, const char *file, int line,
791                        const char *level_str, const char *format, ...);
792 # define ossl_cmp_log(level, ctx, msg) \
793     ossl_cmp_print_log(OSSL_CMP_LOG_##level, ctx, OPENSSL_FUNC, OPENSSL_FILE, \
794                        OPENSSL_LINE, #level, "%s", msg)
795 # define ossl_cmp_log1(level, ctx, fmt, arg1) \
796     ossl_cmp_print_log(OSSL_CMP_LOG_##level, ctx, OPENSSL_FUNC, OPENSSL_FILE, \
797                        OPENSSL_LINE, #level, fmt, arg1)
798 # define ossl_cmp_log2(level, ctx, fmt, arg1, arg2) \
799     ossl_cmp_print_log(OSSL_CMP_LOG_##level, ctx, OPENSSL_FUNC, OPENSSL_FILE, \
800                        OPENSSL_LINE, #level, fmt, arg1, arg2)
801 # define ossl_cmp_log3(level, ctx, fmt, arg1, arg2, arg3) \
802     ossl_cmp_print_log(OSSL_CMP_LOG_##level, ctx, OPENSSL_FUNC, OPENSSL_FILE, \
803                        OPENSSL_LINE, #level, fmt, arg1, arg2, arg3)
804 # define ossl_cmp_log4(level, ctx, fmt, arg1, arg2, arg3, arg4)         \
805     ossl_cmp_print_log(OSSL_CMP_LOG_##level, ctx, OPENSSL_FUNC, OPENSSL_FILE, \
806                        OPENSSL_LINE, #level, fmt, arg1, arg2, arg3, arg4)
807 # define OSSL_CMP_LOG_ERROR OSSL_CMP_LOG_ERR
808 # define OSSL_CMP_LOG_WARN OSSL_CMP_LOG_WARNING
809 # define ossl_cmp_alert(ctx, msg) ossl_cmp_log(ALERT, ctx, msg)
810 # define ossl_cmp_err(ctx, msg)   ossl_cmp_log(ERROR, ctx, msg)
811 # define ossl_cmp_warn(ctx, msg)  ossl_cmp_log(WARN,  ctx, msg)
812 # define ossl_cmp_info(ctx, msg)  ossl_cmp_log(INFO,  ctx, msg)
813 # define ossl_cmp_debug(ctx, msg) ossl_cmp_log(DEBUG, ctx, msg)
814 # define ossl_cmp_trace(ctx, msg) ossl_cmp_log(TRACE, ctx, msg)
815 int ossl_cmp_ctx_set1_validatedSrvCert(OSSL_CMP_CTX *ctx, X509 *cert);
816 int ossl_cmp_ctx_set_status(OSSL_CMP_CTX *ctx, int status);
817 int ossl_cmp_ctx_set0_statusString(OSSL_CMP_CTX *ctx,
818                                    OSSL_CMP_PKIFREETEXT *text);
819 int ossl_cmp_ctx_set_failInfoCode(OSSL_CMP_CTX *ctx, int fail_info);
820 int ossl_cmp_ctx_set0_newCert(OSSL_CMP_CTX *ctx, X509 *cert);
821 int ossl_cmp_ctx_set1_newChain(OSSL_CMP_CTX *ctx, STACK_OF(X509) *newChain);
822 int ossl_cmp_ctx_set1_caPubs(OSSL_CMP_CTX *ctx, STACK_OF(X509) *caPubs);
823 int ossl_cmp_ctx_set1_extraCertsIn(OSSL_CMP_CTX *ctx,
824                                    STACK_OF(X509) *extraCertsIn);
825 int ossl_cmp_ctx_set1_recipNonce(OSSL_CMP_CTX *ctx,
826                                  const ASN1_OCTET_STRING *nonce);
827 EVP_PKEY *ossl_cmp_ctx_get0_newPubkey(const OSSL_CMP_CTX *ctx);
828 int ossl_cmp_ctx_set1_first_senderNonce(OSSL_CMP_CTX *ctx,
829                                         const ASN1_OCTET_STRING *nonce);
830
831 /* from cmp_status.c */
832 int ossl_cmp_pkisi_get_status(const OSSL_CMP_PKISI *si);
833 const char *ossl_cmp_PKIStatus_to_string(int status);
834 OSSL_CMP_PKIFREETEXT *ossl_cmp_pkisi_get0_statusString(const OSSL_CMP_PKISI *s);
835 int ossl_cmp_pkisi_get_pkifailureinfo(const OSSL_CMP_PKISI *si);
836 int ossl_cmp_pkisi_check_pkifailureinfo(const OSSL_CMP_PKISI *si, int index);
837
838 /* from cmp_hdr.c */
839 int ossl_cmp_hdr_set_pvno(OSSL_CMP_PKIHEADER *hdr, int pvno);
840 int ossl_cmp_hdr_get_pvno(const OSSL_CMP_PKIHEADER *hdr);
841 int ossl_cmp_hdr_get_protection_nid(const OSSL_CMP_PKIHEADER *hdr);
842 ASN1_OCTET_STRING *ossl_cmp_hdr_get0_senderNonce(const OSSL_CMP_PKIHEADER *hdr);
843 int ossl_cmp_general_name_is_NULL_DN(GENERAL_NAME *name);
844 int ossl_cmp_hdr_set1_sender(OSSL_CMP_PKIHEADER *hdr, const X509_NAME *nm);
845 int ossl_cmp_hdr_set1_recipient(OSSL_CMP_PKIHEADER *hdr, const X509_NAME *nm);
846 int ossl_cmp_hdr_update_messageTime(OSSL_CMP_PKIHEADER *hdr);
847 int ossl_cmp_hdr_set1_senderKID(OSSL_CMP_PKIHEADER *hdr,
848                                 const ASN1_OCTET_STRING *senderKID);
849 int ossl_cmp_hdr_push0_freeText(OSSL_CMP_PKIHEADER *hdr, ASN1_UTF8STRING *text);
850 int ossl_cmp_hdr_push1_freeText(OSSL_CMP_PKIHEADER *hdr, ASN1_UTF8STRING *text);
851 int ossl_cmp_hdr_generalInfo_push0_item(OSSL_CMP_PKIHEADER *hdr,
852                                         OSSL_CMP_ITAV *itav);
853 int ossl_cmp_hdr_generalInfo_push1_items(OSSL_CMP_PKIHEADER *hdr,
854                                          const STACK_OF(OSSL_CMP_ITAV) *itavs);
855 int ossl_cmp_hdr_set_implicitConfirm(OSSL_CMP_PKIHEADER *hdr);
856 int ossl_cmp_hdr_has_implicitConfirm(const OSSL_CMP_PKIHEADER *hdr);
857 # define OSSL_CMP_TRANSACTIONID_LENGTH 16
858 # define OSSL_CMP_SENDERNONCE_LENGTH 16
859 int ossl_cmp_hdr_set_transactionID(OSSL_CMP_CTX *ctx, OSSL_CMP_PKIHEADER *hdr);
860 int ossl_cmp_hdr_init(OSSL_CMP_CTX *ctx, OSSL_CMP_PKIHEADER *hdr);
861
862 /* from cmp_msg.c */
863 /* OSSL_CMP_MSG bodytype ASN.1 choice IDs */
864 # define OSSL_CMP_PKIBODY_IR        0
865 # define OSSL_CMP_PKIBODY_IP        1
866 # define OSSL_CMP_PKIBODY_CR        2
867 # define OSSL_CMP_PKIBODY_CP        3
868 # define OSSL_CMP_PKIBODY_P10CR     4
869 # define OSSL_CMP_PKIBODY_POPDECC   5
870 # define OSSL_CMP_PKIBODY_POPDECR   6
871 # define OSSL_CMP_PKIBODY_KUR       7
872 # define OSSL_CMP_PKIBODY_KUP       8
873 # define OSSL_CMP_PKIBODY_KRR       9
874 # define OSSL_CMP_PKIBODY_KRP      10
875 # define OSSL_CMP_PKIBODY_RR       11
876 # define OSSL_CMP_PKIBODY_RP       12
877 # define OSSL_CMP_PKIBODY_CCR      13
878 # define OSSL_CMP_PKIBODY_CCP      14
879 # define OSSL_CMP_PKIBODY_CKUANN   15
880 # define OSSL_CMP_PKIBODY_CANN     16
881 # define OSSL_CMP_PKIBODY_RANN     17
882 # define OSSL_CMP_PKIBODY_CRLANN   18
883 # define OSSL_CMP_PKIBODY_PKICONF  19
884 # define OSSL_CMP_PKIBODY_NESTED   20
885 # define OSSL_CMP_PKIBODY_GENM     21
886 # define OSSL_CMP_PKIBODY_GENP     22
887 # define OSSL_CMP_PKIBODY_ERROR    23
888 # define OSSL_CMP_PKIBODY_CERTCONF 24
889 # define OSSL_CMP_PKIBODY_POLLREQ  25
890 # define OSSL_CMP_PKIBODY_POLLREP  26
891 # define OSSL_CMP_PKIBODY_TYPE_MAX OSSL_CMP_PKIBODY_POLLREP
892 /* certReqId for the first - and so far only - certificate request */
893 # define OSSL_CMP_CERTREQID         0
894 # define OSSL_CMP_CERTREQID_NONE    -1
895 # define OSSL_CMP_CERTREQID_INVALID -2
896 /* sequence id for the first - and so far only - revocation request */
897 # define OSSL_CMP_REVREQSID 0
898 int ossl_cmp_msg_set0_libctx(OSSL_CMP_MSG *msg, OSSL_LIB_CTX *libctx,
899                              const char *propq);
900 const char *ossl_cmp_bodytype_to_string(int type);
901 int ossl_cmp_msg_set_bodytype(OSSL_CMP_MSG *msg, int type);
902 OSSL_CMP_MSG *ossl_cmp_msg_create(OSSL_CMP_CTX *ctx, int bodytype);
903 OSSL_CMP_MSG *ossl_cmp_certreq_new(OSSL_CMP_CTX *ctx, int bodytype,
904                                    const OSSL_CRMF_MSG *crm);
905 OSSL_CMP_MSG *ossl_cmp_certrep_new(OSSL_CMP_CTX *ctx, int bodytype,
906                                    int certReqId, const OSSL_CMP_PKISI *si,
907                                    X509 *cert, const X509 *encryption_recip,
908                                    STACK_OF(X509) *chain, STACK_OF(X509) *caPubs,
909                                    int unprotectedErrors);
910 OSSL_CMP_MSG *ossl_cmp_rr_new(OSSL_CMP_CTX *ctx);
911 OSSL_CMP_MSG *ossl_cmp_rp_new(OSSL_CMP_CTX *ctx, const OSSL_CMP_PKISI *si,
912                               const OSSL_CRMF_CERTID *cid,
913                               int unprotectedErrors);
914 OSSL_CMP_MSG *ossl_cmp_pkiconf_new(OSSL_CMP_CTX *ctx);
915 OSSL_CMP_MSG *ossl_cmp_pollRep_new(OSSL_CMP_CTX *ctx, int crid,
916                                    int64_t poll_after);
917 int ossl_cmp_msg_gen_push0_ITAV(OSSL_CMP_MSG *msg, OSSL_CMP_ITAV *itav);
918 int ossl_cmp_msg_gen_push1_ITAVs(OSSL_CMP_MSG *msg,
919                                  const STACK_OF(OSSL_CMP_ITAV) *itavs);
920 OSSL_CMP_MSG *ossl_cmp_genm_new(OSSL_CMP_CTX *ctx);
921 OSSL_CMP_MSG *ossl_cmp_genp_new(OSSL_CMP_CTX *ctx,
922                                 const STACK_OF(OSSL_CMP_ITAV) *itavs);
923 OSSL_CMP_MSG *ossl_cmp_error_new(OSSL_CMP_CTX *ctx, const OSSL_CMP_PKISI *si,
924                                  int64_t errorCode, const char *details,
925                                  int unprotected);
926 int ossl_cmp_certstatus_set0_certHash(OSSL_CMP_CERTSTATUS *certStatus,
927                                       ASN1_OCTET_STRING *hash);
928 OSSL_CMP_MSG *ossl_cmp_certConf_new(OSSL_CMP_CTX *ctx, int certReqId,
929                                     int fail_info, const char *text);
930 OSSL_CMP_MSG *ossl_cmp_pollReq_new(OSSL_CMP_CTX *ctx, int crid);
931 OSSL_CMP_MSG *ossl_cmp_pollRep_new(OSSL_CMP_CTX *ctx, int crid,
932                                    int64_t poll_after);
933 OSSL_CMP_PKISI *
934 ossl_cmp_revrepcontent_get_pkisi(OSSL_CMP_REVREPCONTENT *rrep, int rsid);
935 OSSL_CRMF_CERTID *ossl_cmp_revrepcontent_get_CertId(OSSL_CMP_REVREPCONTENT *rc,
936                                                     int rsid);
937 OSSL_CMP_POLLREP *
938 ossl_cmp_pollrepcontent_get0_pollrep(const OSSL_CMP_POLLREPCONTENT *prc,
939                                      int rid);
940 OSSL_CMP_CERTRESPONSE *
941 ossl_cmp_certrepmessage_get0_certresponse(const OSSL_CMP_CERTREPMESSAGE *crm,
942                                           int rid);
943 X509 *ossl_cmp_certresponse_get1_cert(const OSSL_CMP_CTX *ctx,
944                                       const OSSL_CMP_CERTRESPONSE *crep);
945 OSSL_CMP_MSG *ossl_cmp_msg_load(const char *file);
946 int ossl_cmp_is_error_with_waiting(const OSSL_CMP_MSG *msg);
947
948 /* from cmp_protect.c */
949 int ossl_cmp_msg_add_extraCerts(OSSL_CMP_CTX *ctx, OSSL_CMP_MSG *msg);
950 ASN1_BIT_STRING *ossl_cmp_calc_protection(const OSSL_CMP_CTX *ctx,
951                                           const OSSL_CMP_MSG *msg);
952 int ossl_cmp_msg_protect(OSSL_CMP_CTX *ctx, OSSL_CMP_MSG *msg);
953
954 /* from cmp_vfy.c */
955 typedef int (*ossl_cmp_allow_unprotected_cb_t)(const OSSL_CMP_CTX *ctx,
956                                                const OSSL_CMP_MSG *msg,
957                                                int invalid_protection, int arg);
958 int ossl_cmp_msg_check_update(OSSL_CMP_CTX *ctx, const OSSL_CMP_MSG *msg,
959                               ossl_cmp_allow_unprotected_cb_t cb, int cb_arg);
960 int ossl_cmp_msg_check_received(OSSL_CMP_CTX *ctx, const OSSL_CMP_MSG *msg,
961                                 ossl_cmp_allow_unprotected_cb_t cb, int cb_arg);
962 int ossl_cmp_verify_popo(const OSSL_CMP_CTX *ctx,
963                          const OSSL_CMP_MSG *msg, int accept_RAVerified);
964
965 /* from cmp_client.c */
966 /* expected max time per msg round trip, used for last try during polling: */
967 # define OSSL_CMP_EXPECTED_RESP_TIME 2
968 int ossl_cmp_exchange_certConf(OSSL_CMP_CTX *ctx, int certReqId,
969                                int fail_info, const char *txt);
970 int ossl_cmp_exchange_error(OSSL_CMP_CTX *ctx, int status, int fail_info,
971                             const char *txt, int errorCode, const char *detail);
972
973 #endif /* !defined(OSSL_CRYPTO_CMP_LOCAL_H) */