2 * Copyright 2007-2020 The OpenSSL Project Authors. All Rights Reserved.
3 * Copyright Nokia 2007-2019
4 * Copyright Siemens AG 2015-2019
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
12 #include <openssl/trace.h>
13 #include <openssl/bio.h>
14 #include <openssl/ocsp.h> /* for OCSP_REVOKED_STATUS_* */
15 #include "crypto/x509.h" /* for x509v3_cache_extensions() */
17 #include "cmp_local.h"
19 /* explicit #includes not strictly needed since implied by the above: */
20 #include <openssl/cmp.h>
21 #include <openssl/crmf.h>
22 #include <openssl/err.h>
25 DEFINE_STACK_OF(X509_EXTENSION)
26 DEFINE_STACK_OF(POLICYINFO)
27 DEFINE_STACK_OF(ASN1_UTF8STRING)
28 DEFINE_STACK_OF(GENERAL_NAME)
29 DEFINE_STACK_OF(OSSL_CMP_ITAV)
32 * Get current certificate store containing trusted root CA certs
34 X509_STORE *OSSL_CMP_CTX_get0_trustedStore(const OSSL_CMP_CTX *ctx)
37 CMPerr(0, CMP_R_NULL_ARGUMENT);
44 * Set certificate store containing trusted (root) CA certs and possibly CRLs
45 * and a cert verification callback function used for CMP server authentication.
46 * Any already existing store entry is freed. Given NULL, the entry is reset.
48 int OSSL_CMP_CTX_set0_trustedStore(OSSL_CMP_CTX *ctx, X509_STORE *store)
51 CMPerr(0, CMP_R_NULL_ARGUMENT);
54 X509_STORE_free(ctx->trusted);
59 /* Get current list of non-trusted intermediate certs */
60 STACK_OF(X509) *OSSL_CMP_CTX_get0_untrusted_certs(const OSSL_CMP_CTX *ctx)
63 CMPerr(0, CMP_R_NULL_ARGUMENT);
66 return ctx->untrusted_certs;
70 * Set untrusted certificates for path construction in authentication of
71 * the CMP server and potentially others (TLS server, newly enrolled cert).
73 int OSSL_CMP_CTX_set1_untrusted_certs(OSSL_CMP_CTX *ctx, STACK_OF(X509) *certs)
75 STACK_OF(X509) *untrusted_certs;
77 CMPerr(0, CMP_R_NULL_ARGUMENT);
80 if ((untrusted_certs = sk_X509_new_null()) == NULL)
82 if (X509_add_certs(untrusted_certs, certs,
83 X509_ADD_FLAG_UP_REF | X509_ADD_FLAG_NO_DUP) != 1)
85 sk_X509_pop_free(ctx->untrusted_certs, X509_free);
86 ctx->untrusted_certs = untrusted_certs;
89 sk_X509_pop_free(untrusted_certs, X509_free);
93 static int cmp_ctx_set_md(OSSL_CMP_CTX *ctx, EVP_MD **pmd, int nid)
95 EVP_MD *md = EVP_MD_fetch(ctx->libctx, OBJ_nid2sn(nid), ctx->propq);
96 /* fetching in advance to be able to throw error early if unsupported */
99 CMPerr(0, CMP_R_UNSUPPORTED_ALGORITHM);
108 * Allocates and initializes OSSL_CMP_CTX context structure with default values.
109 * Returns new context on success, NULL on error
111 OSSL_CMP_CTX *OSSL_CMP_CTX_new(OPENSSL_CTX *libctx, const char *propq)
113 OSSL_CMP_CTX *ctx = OPENSSL_zalloc(sizeof(*ctx));
118 ctx->libctx = libctx;
119 if (propq != NULL && (ctx->propq = OPENSSL_strdup(propq)) == NULL)
122 ctx->log_verbosity = OSSL_CMP_LOG_INFO;
125 ctx->failInfoCode = -1;
127 ctx->msg_timeout = 2 * 60;
129 if ((ctx->untrusted_certs = sk_X509_new_null()) == NULL)
133 if (!cmp_ctx_set_md(ctx, &ctx->pbm_owf, NID_sha256))
135 ctx->pbm_itercnt = 500;
136 ctx->pbm_mac = NID_hmac_sha1;
138 if (!cmp_ctx_set_md(ctx, &ctx->digest, NID_sha256))
140 ctx->popoMethod = OSSL_CRMF_POPO_SIGNATURE;
141 ctx->revocationReason = CRL_REASON_NONE;
143 /* all other elements are initialized to 0 or NULL, respectively */
147 OSSL_CMP_CTX_free(ctx);
148 X509err(0, ERR_R_MALLOC_FAILURE);
152 /* Prepare the OSSL_CMP_CTX for next use, partly re-initializing OSSL_CMP_CTX */
153 int OSSL_CMP_CTX_reinit(OSSL_CMP_CTX *ctx)
156 CMPerr(0, CMP_R_NULL_ARGUMENT);
161 ctx->failInfoCode = -1;
163 return ossl_cmp_ctx_set0_statusString(ctx, NULL)
164 && ossl_cmp_ctx_set0_newCert(ctx, NULL)
165 && ossl_cmp_ctx_set1_caPubs(ctx, NULL)
166 && ossl_cmp_ctx_set1_extraCertsIn(ctx, NULL)
167 && ossl_cmp_ctx_set0_validatedSrvCert(ctx, NULL)
168 && OSSL_CMP_CTX_set1_transactionID(ctx, NULL)
169 && OSSL_CMP_CTX_set1_senderNonce(ctx, NULL)
170 && ossl_cmp_ctx_set1_recipNonce(ctx, NULL);
173 /* Frees OSSL_CMP_CTX variables allocated in OSSL_CMP_CTX_new() */
174 void OSSL_CMP_CTX_free(OSSL_CMP_CTX *ctx)
179 OPENSSL_free(ctx->serverPath);
180 OPENSSL_free(ctx->server);
181 OPENSSL_free(ctx->proxy);
182 OPENSSL_free(ctx->no_proxy);
184 X509_free(ctx->srvCert);
185 X509_free(ctx->validatedSrvCert);
186 X509_NAME_free(ctx->expected_sender);
187 X509_STORE_free(ctx->trusted);
188 sk_X509_pop_free(ctx->untrusted_certs, X509_free);
190 X509_free(ctx->cert);
191 EVP_PKEY_free(ctx->pkey);
192 ASN1_OCTET_STRING_free(ctx->referenceValue);
193 if (ctx->secretValue != NULL)
194 OPENSSL_cleanse(ctx->secretValue->data, ctx->secretValue->length);
195 ASN1_OCTET_STRING_free(ctx->secretValue);
196 EVP_MD_free(ctx->pbm_owf);
198 X509_NAME_free(ctx->recipient);
199 EVP_MD_free(ctx->digest);
200 ASN1_OCTET_STRING_free(ctx->transactionID);
201 ASN1_OCTET_STRING_free(ctx->senderNonce);
202 ASN1_OCTET_STRING_free(ctx->recipNonce);
203 sk_OSSL_CMP_ITAV_pop_free(ctx->geninfo_ITAVs, OSSL_CMP_ITAV_free);
204 sk_X509_pop_free(ctx->extraCertsOut, X509_free);
206 EVP_PKEY_free(ctx->newPkey);
207 X509_NAME_free(ctx->issuer);
208 X509_NAME_free(ctx->subjectName);
209 sk_GENERAL_NAME_pop_free(ctx->subjectAltNames, GENERAL_NAME_free);
210 sk_X509_EXTENSION_pop_free(ctx->reqExtensions, X509_EXTENSION_free);
211 sk_POLICYINFO_pop_free(ctx->policies, POLICYINFO_free);
212 X509_free(ctx->oldCert);
213 X509_REQ_free(ctx->p10CSR);
215 sk_OSSL_CMP_ITAV_pop_free(ctx->genm_ITAVs, OSSL_CMP_ITAV_free);
217 sk_ASN1_UTF8STRING_pop_free(ctx->statusString, ASN1_UTF8STRING_free);
218 X509_free(ctx->newCert);
219 sk_X509_pop_free(ctx->caPubs, X509_free);
220 sk_X509_pop_free(ctx->extraCertsIn, X509_free);
225 int ossl_cmp_ctx_set_status(OSSL_CMP_CTX *ctx, int status)
227 if (!ossl_assert(ctx != NULL))
229 ctx->status = status;
234 * Returns the PKIStatus from the last CertRepMessage
235 * or Revocation Response or error message, -1 on error
237 int OSSL_CMP_CTX_get_status(const OSSL_CMP_CTX *ctx)
240 CMPerr(0, CMP_R_NULL_ARGUMENT);
247 * Returns the statusString from the last CertRepMessage
248 * or Revocation Response or error message, NULL on error
250 OSSL_CMP_PKIFREETEXT *OSSL_CMP_CTX_get0_statusString(const OSSL_CMP_CTX *ctx)
253 CMPerr(0, CMP_R_NULL_ARGUMENT);
256 return ctx->statusString;
259 int ossl_cmp_ctx_set0_statusString(OSSL_CMP_CTX *ctx,
260 OSSL_CMP_PKIFREETEXT *text)
262 if (!ossl_assert(ctx != NULL))
264 sk_ASN1_UTF8STRING_pop_free(ctx->statusString, ASN1_UTF8STRING_free);
265 ctx->statusString = text;
269 int ossl_cmp_ctx_set0_validatedSrvCert(OSSL_CMP_CTX *ctx, X509 *cert)
271 if (!ossl_assert(ctx != NULL))
273 X509_free(ctx->validatedSrvCert);
274 ctx->validatedSrvCert = cert;
278 /* Set callback function for checking if the cert is ok or should be rejected */
279 int OSSL_CMP_CTX_set_certConf_cb(OSSL_CMP_CTX *ctx, OSSL_CMP_certConf_cb_t cb)
282 CMPerr(0, CMP_R_NULL_ARGUMENT);
285 ctx->certConf_cb = cb;
290 * Set argument, respectively a pointer to a structure containing arguments,
291 * optionally to be used by the certConf callback.
293 int OSSL_CMP_CTX_set_certConf_cb_arg(OSSL_CMP_CTX *ctx, void *arg)
296 CMPerr(0, CMP_R_NULL_ARGUMENT);
299 ctx->certConf_cb_arg = arg;
304 * Get argument, respectively the pointer to a structure containing arguments,
305 * optionally to be used by certConf callback.
306 * Returns callback argument set previously (NULL if not set or on error)
308 void *OSSL_CMP_CTX_get_certConf_cb_arg(const OSSL_CMP_CTX *ctx)
311 CMPerr(0, CMP_R_NULL_ARGUMENT);
314 return ctx->certConf_cb_arg;
317 #ifndef OPENSSL_NO_TRACE
318 static size_t ossl_cmp_log_trace_cb(const char *buf, size_t cnt,
319 int category, int cmd, void *vdata)
321 OSSL_CMP_CTX *ctx = vdata;
323 OSSL_CMP_severity level = -1;
328 if (buf == NULL || cnt == 0 || cmd != OSSL_TRACE_CTRL_WRITE || ctx == NULL)
330 if (ctx->log_cb == NULL)
331 return 1; /* silently drop message */
333 msg = ossl_cmp_log_parse_metadata(buf, &level, &func, &file, &line);
335 if (level > ctx->log_verbosity) /* excludes the case level is unknown */
336 goto end; /* suppress output since severity is not sufficient */
338 if (!ctx->log_cb(func != NULL ? func : "(no func)",
339 file != NULL ? file : "(no file)",
350 /* Print CMP log messages (i.e., diagnostic info) via the log cb of the ctx */
351 int ossl_cmp_print_log(OSSL_CMP_severity level, const OSSL_CMP_CTX *ctx,
352 const char *func, const char *file, int line,
353 const char *level_str, const char *format, ...)
356 char hugebuf[1024 * 2];
359 if (ctx == NULL || ctx->log_cb == NULL)
360 return 1; /* silently drop message */
362 if (level > ctx->log_verbosity) /* excludes the case level is unknown */
363 return 1; /* suppress output since severity is not sufficient */
368 va_start(args, format);
371 func = "(unset function name)";
373 file = "(unset file name)";
374 if (level_str == NULL)
375 level_str = "(unset level string)";
377 #ifndef OPENSSL_NO_TRACE
378 if (OSSL_TRACE_ENABLED(CMP)) {
379 OSSL_TRACE_BEGIN(CMP) {
381 BIO_snprintf(hugebuf, sizeof(hugebuf),
382 "%s:%s:%d:" OSSL_CMP_LOG_PREFIX "%s: ",
383 func, file, line, level_str);
384 if (printed > 0 && (size_t)printed < sizeof(hugebuf)) {
385 if (BIO_vsnprintf(hugebuf + printed,
386 sizeof(hugebuf) - printed, format, args) > 0)
387 res = BIO_puts(trc_out, hugebuf) > 0;
389 } OSSL_TRACE_END(CMP);
391 #else /* compensate for disabled trace API */
393 if (BIO_vsnprintf(hugebuf, sizeof(hugebuf), format, args) > 0)
394 res = ctx->log_cb(func, file, line, level, hugebuf);
401 /* Set a callback function for error reporting and logging messages */
402 int OSSL_CMP_CTX_set_log_cb(OSSL_CMP_CTX *ctx, OSSL_CMP_log_cb_t cb)
405 CMPerr(0, CMP_R_NULL_ARGUMENT);
410 #ifndef OPENSSL_NO_TRACE
411 /* do also in case cb == NULL, to switch off logging output: */
412 if (!OSSL_trace_set_callback(OSSL_TRACE_CATEGORY_CMP,
413 ossl_cmp_log_trace_cb, ctx))
420 /* Print OpenSSL and CMP errors via the log cb of the ctx or ERR_print_errors */
421 void OSSL_CMP_CTX_print_errors(const OSSL_CMP_CTX *ctx)
423 if (ctx != NULL && OSSL_CMP_LOG_ERR > ctx->log_verbosity)
424 return; /* suppress output since severity is not sufficient */
425 OSSL_CMP_print_errors_cb(ctx == NULL ? NULL : ctx->log_cb);
429 * Set or clear the reference value to be used for identification
430 * (i.e., the user name) when using PBMAC.
432 int OSSL_CMP_CTX_set1_referenceValue(OSSL_CMP_CTX *ctx,
433 const unsigned char *ref, int len)
436 CMPerr(0, CMP_R_NULL_ARGUMENT);
439 return ossl_cmp_asn1_octet_string_set1_bytes(&ctx->referenceValue, ref,
443 /* Set or clear the password to be used for protecting messages with PBMAC */
444 int OSSL_CMP_CTX_set1_secretValue(OSSL_CMP_CTX *ctx, const unsigned char *sec,
447 ASN1_OCTET_STRING *secretValue = NULL;
449 CMPerr(0, CMP_R_NULL_ARGUMENT);
452 if (ossl_cmp_asn1_octet_string_set1_bytes(&secretValue, sec, len) != 1)
454 if (ctx->secretValue != NULL) {
455 OPENSSL_cleanse(ctx->secretValue->data, ctx->secretValue->length);
456 ASN1_OCTET_STRING_free(ctx->secretValue);
458 ctx->secretValue = secretValue;
463 * Returns the stack of certificates received in a response message.
464 * The stack is duplicated so the caller must handle freeing it!
465 * Returns pointer to created stack on success, NULL on error
467 STACK_OF(X509) *OSSL_CMP_CTX_get1_extraCertsIn(const OSSL_CMP_CTX *ctx)
470 CMPerr(0, CMP_R_NULL_ARGUMENT);
473 if (ctx->extraCertsIn == NULL)
474 return sk_X509_new_null();
475 return X509_chain_up_ref(ctx->extraCertsIn);
479 * Copies any given stack of inbound X509 certificates to extraCertsIn
480 * of the OSSL_CMP_CTX structure so that they may be retrieved later.
482 int ossl_cmp_ctx_set1_extraCertsIn(OSSL_CMP_CTX *ctx,
483 STACK_OF(X509) *extraCertsIn)
485 if (!ossl_assert(ctx != NULL))
488 sk_X509_pop_free(ctx->extraCertsIn, X509_free);
489 ctx->extraCertsIn = NULL;
490 if (extraCertsIn == NULL)
492 return (ctx->extraCertsIn = X509_chain_up_ref(extraCertsIn)) != NULL;
496 * Duplicate and set the given stack as the new stack of X509
497 * certificates to send out in the extraCerts field.
499 int OSSL_CMP_CTX_set1_extraCertsOut(OSSL_CMP_CTX *ctx,
500 STACK_OF(X509) *extraCertsOut)
503 CMPerr(0, CMP_R_NULL_ARGUMENT);
507 sk_X509_pop_free(ctx->extraCertsOut, X509_free);
508 ctx->extraCertsOut = NULL;
509 if (extraCertsOut == NULL)
511 return (ctx->extraCertsOut = X509_chain_up_ref(extraCertsOut)) != NULL;
515 * Add the given policy info object
516 * to the X509_EXTENSIONS of the requested certificate template.
518 int OSSL_CMP_CTX_push0_policy(OSSL_CMP_CTX *ctx, POLICYINFO *pinfo)
520 if (ctx == NULL || pinfo == NULL) {
521 CMPerr(0, CMP_R_NULL_ARGUMENT);
525 if (ctx->policies == NULL
526 && (ctx->policies = CERTIFICATEPOLICIES_new()) == NULL)
529 return sk_POLICYINFO_push(ctx->policies, pinfo);
532 /* Add an ITAV for geninfo of the PKI message header */
533 int OSSL_CMP_CTX_push0_geninfo_ITAV(OSSL_CMP_CTX *ctx, OSSL_CMP_ITAV *itav)
536 CMPerr(0, CMP_R_NULL_ARGUMENT);
539 return OSSL_CMP_ITAV_push0_stack_item(&ctx->geninfo_ITAVs, itav);
542 /* Add an itav for the body of outgoing general messages */
543 int OSSL_CMP_CTX_push0_genm_ITAV(OSSL_CMP_CTX *ctx, OSSL_CMP_ITAV *itav)
546 CMPerr(0, CMP_R_NULL_ARGUMENT);
549 return OSSL_CMP_ITAV_push0_stack_item(&ctx->genm_ITAVs, itav);
553 * Returns a duplicate of the stack of X509 certificates that
554 * were received in the caPubs field of the last CertRepMessage.
555 * Returns NULL on error
557 STACK_OF(X509) *OSSL_CMP_CTX_get1_caPubs(const OSSL_CMP_CTX *ctx)
560 CMPerr(0, CMP_R_NULL_ARGUMENT);
563 if (ctx->caPubs == NULL)
564 return sk_X509_new_null();
565 return X509_chain_up_ref(ctx->caPubs);
569 * Duplicate and copy the given stack of certificates to the given
570 * OSSL_CMP_CTX structure so that they may be retrieved later.
572 int ossl_cmp_ctx_set1_caPubs(OSSL_CMP_CTX *ctx, STACK_OF(X509) *caPubs)
574 if (!ossl_assert(ctx != NULL))
577 sk_X509_pop_free(ctx->caPubs, X509_free);
581 return (ctx->caPubs = X509_chain_up_ref(caPubs)) != NULL;
584 #define char_dup OPENSSL_strdup
585 #define char_free OPENSSL_free
586 #define DEFINE_OSSL_CMP_CTX_set1(FIELD, TYPE) /* this uses _dup */ \
587 int OSSL_CMP_CTX_set1_##FIELD(OSSL_CMP_CTX *ctx, const TYPE *val) \
589 TYPE *val_dup = NULL; \
592 CMPerr(0, CMP_R_NULL_ARGUMENT); \
596 if (val != NULL && (val_dup = TYPE##_dup(val)) == NULL) \
598 TYPE##_free(ctx->FIELD); \
599 ctx->FIELD = val_dup; \
603 #define X509_invalid(cert) (!x509v3_cache_extensions(cert))
604 #define EVP_PKEY_invalid(key) 0
605 #define DEFINE_OSSL_CMP_CTX_set1_up_ref(FIELD, TYPE) \
606 int OSSL_CMP_CTX_set1_##FIELD(OSSL_CMP_CTX *ctx, TYPE *val) \
609 CMPerr(0, CMP_R_NULL_ARGUMENT); \
613 /* prevent misleading error later on malformed cert or provider issue */ \
614 if (val != NULL && TYPE##_invalid(val)) { \
615 CMPerr(0, CMP_R_POTENTIALLY_INVALID_CERTIFICATE); \
618 if (val != NULL && !TYPE##_up_ref(val)) \
620 TYPE##_free(ctx->FIELD); \
626 * Pins the server certificate to be directly trusted (even if it is expired)
627 * for verifying response messages.
628 * Cert pointer is not consumed. It may be NULL to clear the entry.
630 DEFINE_OSSL_CMP_CTX_set1_up_ref(srvCert, X509)
632 /* Set the X509 name of the recipient. Set in the PKIHeader */
633 DEFINE_OSSL_CMP_CTX_set1(recipient, X509_NAME)
635 /* Store the X509 name of the expected sender in the PKIHeader of responses */
636 DEFINE_OSSL_CMP_CTX_set1(expected_sender, X509_NAME)
638 /* Set the X509 name of the issuer. Set in the PKIHeader */
639 DEFINE_OSSL_CMP_CTX_set1(issuer, X509_NAME)
642 * Set the subject name that will be placed in the certificate
643 * request. This will be the subject name on the received certificate.
645 DEFINE_OSSL_CMP_CTX_set1(subjectName, X509_NAME)
647 /* Set the X.509v3 certificate request extensions to be used in IR/CR/KUR */
648 int OSSL_CMP_CTX_set0_reqExtensions(OSSL_CMP_CTX *ctx, X509_EXTENSIONS *exts)
651 CMPerr(0, CMP_R_NULL_ARGUMENT);
655 if (sk_GENERAL_NAME_num(ctx->subjectAltNames) > 0 && exts != NULL
656 && X509v3_get_ext_by_NID(exts, NID_subject_alt_name, -1) >= 0) {
657 CMPerr(0, CMP_R_MULTIPLE_SAN_SOURCES);
660 sk_X509_EXTENSION_pop_free(ctx->reqExtensions, X509_EXTENSION_free);
661 ctx->reqExtensions = exts;
665 /* returns 1 if ctx contains a Subject Alternative Name extension, else 0 */
666 int OSSL_CMP_CTX_reqExtensions_have_SAN(OSSL_CMP_CTX *ctx)
669 CMPerr(0, CMP_R_NULL_ARGUMENT);
672 /* if one of the following conditions 'fail' this is not an error */
673 return ctx->reqExtensions != NULL
674 && X509v3_get_ext_by_NID(ctx->reqExtensions,
675 NID_subject_alt_name, -1) >= 0;
679 * Add a GENERAL_NAME structure that will be added to the CRMF
680 * request's extensions field to request subject alternative names.
682 int OSSL_CMP_CTX_push1_subjectAltName(OSSL_CMP_CTX *ctx,
683 const GENERAL_NAME *name)
685 GENERAL_NAME *name_dup;
687 if (ctx == NULL || name == NULL) {
688 CMPerr(0, CMP_R_NULL_ARGUMENT);
692 if (OSSL_CMP_CTX_reqExtensions_have_SAN(ctx) == 1) {
693 CMPerr(0, CMP_R_MULTIPLE_SAN_SOURCES);
697 if (ctx->subjectAltNames == NULL
698 && (ctx->subjectAltNames = sk_GENERAL_NAME_new_null()) == NULL)
700 if ((name_dup = GENERAL_NAME_dup(name)) == NULL)
702 if (!sk_GENERAL_NAME_push(ctx->subjectAltNames, name_dup)) {
703 GENERAL_NAME_free(name_dup);
710 * Set our own client certificate, used for example in KUR and when
711 * doing the IR with existing certificate.
713 DEFINE_OSSL_CMP_CTX_set1_up_ref(cert, X509)
716 * Set the old certificate that we are updating in KUR
717 * or the certificate to be revoked in RR, respectively.
718 * Also used as reference cert (defaulting to cert) for deriving subject DN
719 * and SANs. Its issuer is used as default recipient in the CMP message header.
721 DEFINE_OSSL_CMP_CTX_set1_up_ref(oldCert, X509)
723 /* Set the PKCS#10 CSR to be sent in P10CR */
724 DEFINE_OSSL_CMP_CTX_set1(p10CSR, X509_REQ)
727 * Set the (newly received in IP/KUP/CP) certificate in the context.
728 * TODO: this only permits for one cert to be enrolled at a time.
730 int ossl_cmp_ctx_set0_newCert(OSSL_CMP_CTX *ctx, X509 *cert)
732 if (!ossl_assert(ctx != NULL))
735 X509_free(ctx->newCert);
741 * Get the (newly received in IP/KUP/CP) client certificate from the context
742 * TODO: this only permits for one client cert to be received...
744 X509 *OSSL_CMP_CTX_get0_newCert(const OSSL_CMP_CTX *ctx)
747 CMPerr(0, CMP_R_NULL_ARGUMENT);
753 /* Set the client's current private key */
754 DEFINE_OSSL_CMP_CTX_set1_up_ref(pkey, EVP_PKEY)
756 /* Set new key pair. Used e.g. when doing Key Update */
757 int OSSL_CMP_CTX_set0_newPkey(OSSL_CMP_CTX *ctx, int priv, EVP_PKEY *pkey)
760 CMPerr(0, CMP_R_NULL_ARGUMENT);
764 EVP_PKEY_free(ctx->newPkey);
766 ctx->newPkey_priv = priv;
770 /* Get the private/public key to use for cert enrollment, or NULL on error */
771 EVP_PKEY *OSSL_CMP_CTX_get0_newPkey(const OSSL_CMP_CTX *ctx, int priv)
774 CMPerr(0, CMP_R_NULL_ARGUMENT);
778 if (ctx->newPkey != NULL)
779 return priv && !ctx->newPkey_priv ? NULL : ctx->newPkey;
780 if (ctx->p10CSR != NULL)
781 return priv ? NULL : X509_REQ_get0_pubkey(ctx->p10CSR);
782 return ctx->pkey; /* may be NULL */
785 /* Set the given transactionID to the context */
786 int OSSL_CMP_CTX_set1_transactionID(OSSL_CMP_CTX *ctx,
787 const ASN1_OCTET_STRING *id)
790 CMPerr(0, CMP_R_NULL_ARGUMENT);
793 return ossl_cmp_asn1_octet_string_set1(&ctx->transactionID, id);
796 /* Set the nonce to be used for the recipNonce in the message created next */
797 int ossl_cmp_ctx_set1_recipNonce(OSSL_CMP_CTX *ctx,
798 const ASN1_OCTET_STRING *nonce)
800 if (!ossl_assert(ctx != NULL))
802 return ossl_cmp_asn1_octet_string_set1(&ctx->recipNonce, nonce);
805 /* Stores the given nonce as the last senderNonce sent out */
806 int OSSL_CMP_CTX_set1_senderNonce(OSSL_CMP_CTX *ctx,
807 const ASN1_OCTET_STRING *nonce)
810 CMPerr(0, CMP_R_NULL_ARGUMENT);
813 return ossl_cmp_asn1_octet_string_set1(&ctx->senderNonce, nonce);
816 /* Set the proxy server to use for HTTP(S) connections */
817 DEFINE_OSSL_CMP_CTX_set1(proxy, char)
819 /* Set the (HTTP) host name of the CMP server */
820 DEFINE_OSSL_CMP_CTX_set1(server, char)
822 /* Set the server exclusion list of the HTTP proxy server */
823 DEFINE_OSSL_CMP_CTX_set1(no_proxy, char)
825 /* Set the http connect/disconnect callback function to be used for HTTP(S) */
826 int OSSL_CMP_CTX_set_http_cb(OSSL_CMP_CTX *ctx, OSSL_HTTP_bio_cb_t cb)
829 CMPerr(0, CMP_R_NULL_ARGUMENT);
836 /* Set argument optionally to be used by the http connect/disconnect callback */
837 int OSSL_CMP_CTX_set_http_cb_arg(OSSL_CMP_CTX *ctx, void *arg)
840 CMPerr(0, CMP_R_NULL_ARGUMENT);
843 ctx->http_cb_arg = arg;
848 * Get argument optionally to be used by the http connect/disconnect callback
849 * Returns callback argument set previously (NULL if not set or on error)
851 void *OSSL_CMP_CTX_get_http_cb_arg(const OSSL_CMP_CTX *ctx)
854 CMPerr(0, CMP_R_NULL_ARGUMENT);
857 return ctx->http_cb_arg;
860 /* Set callback function for sending CMP request and receiving response */
861 int OSSL_CMP_CTX_set_transfer_cb(OSSL_CMP_CTX *ctx, OSSL_CMP_transfer_cb_t cb)
864 CMPerr(0, CMP_R_NULL_ARGUMENT);
867 ctx->transfer_cb = cb;
871 /* Set argument optionally to be used by the transfer callback */
872 int OSSL_CMP_CTX_set_transfer_cb_arg(OSSL_CMP_CTX *ctx, void *arg)
875 CMPerr(0, CMP_R_NULL_ARGUMENT);
878 ctx->transfer_cb_arg = arg;
883 * Get argument optionally to be used by the transfer callback.
884 * Returns callback argument set previously (NULL if not set or on error)
886 void *OSSL_CMP_CTX_get_transfer_cb_arg(const OSSL_CMP_CTX *ctx)
889 CMPerr(0, CMP_R_NULL_ARGUMENT);
892 return ctx->transfer_cb_arg;
895 /** Set the HTTP server port to be used */
896 int OSSL_CMP_CTX_set_serverPort(OSSL_CMP_CTX *ctx, int port)
899 CMPerr(0, CMP_R_NULL_ARGUMENT);
902 ctx->serverPort = port;
906 /* Set the HTTP path to be used on the server (e.g "pkix/") */
907 DEFINE_OSSL_CMP_CTX_set1(serverPath, char)
909 /* Set the failInfo error code as bit encoding in OSSL_CMP_CTX */
910 int ossl_cmp_ctx_set_failInfoCode(OSSL_CMP_CTX *ctx, int fail_info)
912 if (!ossl_assert(ctx != NULL))
914 ctx->failInfoCode = fail_info;
919 * Get the failInfo error code in OSSL_CMP_CTX as bit encoding.
920 * Returns bit string as integer on success, -1 on error
922 int OSSL_CMP_CTX_get_failInfoCode(const OSSL_CMP_CTX *ctx)
925 CMPerr(0, CMP_R_NULL_ARGUMENT);
928 return ctx->failInfoCode;
931 /* Set a Boolean or integer option of the context to the "val" arg */
932 int OSSL_CMP_CTX_set_option(OSSL_CMP_CTX *ctx, int opt, int val)
937 CMPerr(0, CMP_R_NULL_ARGUMENT);
942 case OSSL_CMP_OPT_REVOCATION_REASON:
943 min_val = OCSP_REVOKED_STATUS_NOSTATUS;
945 case OSSL_CMP_OPT_POPO_METHOD:
946 min_val = OSSL_CRMF_POPO_NONE;
953 CMPerr(0, CMP_R_VALUE_TOO_SMALL);
958 case OSSL_CMP_OPT_LOG_VERBOSITY:
959 if (val > OSSL_CMP_LOG_MAX) {
960 CMPerr(0, CMP_R_VALUE_TOO_LARGE);
963 ctx->log_verbosity = val;
965 case OSSL_CMP_OPT_IMPLICIT_CONFIRM:
966 ctx->implicitConfirm = val;
968 case OSSL_CMP_OPT_DISABLE_CONFIRM:
969 ctx->disableConfirm = val;
971 case OSSL_CMP_OPT_UNPROTECTED_SEND:
972 ctx->unprotectedSend = val;
974 case OSSL_CMP_OPT_UNPROTECTED_ERRORS:
975 ctx->unprotectedErrors = val;
977 case OSSL_CMP_OPT_VALIDITY_DAYS:
980 case OSSL_CMP_OPT_SUBJECTALTNAME_NODEFAULT:
981 ctx->SubjectAltName_nodefault = val;
983 case OSSL_CMP_OPT_SUBJECTALTNAME_CRITICAL:
984 ctx->setSubjectAltNameCritical = val;
986 case OSSL_CMP_OPT_POLICIES_CRITICAL:
987 ctx->setPoliciesCritical = val;
989 case OSSL_CMP_OPT_IGNORE_KEYUSAGE:
990 ctx->ignore_keyusage = val;
992 case OSSL_CMP_OPT_POPO_METHOD:
993 if (val > OSSL_CRMF_POPO_KEYAGREE) {
994 CMPerr(0, CMP_R_VALUE_TOO_LARGE);
997 ctx->popoMethod = val;
999 case OSSL_CMP_OPT_DIGEST_ALGNID:
1000 if (!cmp_ctx_set_md(ctx, &ctx->digest, val))
1003 case OSSL_CMP_OPT_OWF_ALGNID:
1004 if (!cmp_ctx_set_md(ctx, &ctx->pbm_owf, val))
1007 case OSSL_CMP_OPT_MAC_ALGNID:
1010 case OSSL_CMP_OPT_MSG_TIMEOUT:
1011 ctx->msg_timeout = val;
1013 case OSSL_CMP_OPT_TOTAL_TIMEOUT:
1014 ctx->total_timeout = val;
1016 case OSSL_CMP_OPT_PERMIT_TA_IN_EXTRACERTS_FOR_IR:
1017 ctx->permitTAInExtraCertsForIR = val;
1019 case OSSL_CMP_OPT_REVOCATION_REASON:
1020 if (val > OCSP_REVOKED_STATUS_AACOMPROMISE) {
1021 CMPerr(0, CMP_R_VALUE_TOO_LARGE);
1024 ctx->revocationReason = val;
1027 CMPerr(0, CMP_R_INVALID_OPTION);
1035 * Reads a Boolean or integer option value from the context.
1036 * Returns -1 on error (which is the default OSSL_CMP_OPT_REVOCATION_REASON)
1038 int OSSL_CMP_CTX_get_option(const OSSL_CMP_CTX *ctx, int opt)
1041 CMPerr(0, CMP_R_NULL_ARGUMENT);
1046 case OSSL_CMP_OPT_LOG_VERBOSITY:
1047 return ctx->log_verbosity;
1048 case OSSL_CMP_OPT_IMPLICIT_CONFIRM:
1049 return ctx->implicitConfirm;
1050 case OSSL_CMP_OPT_DISABLE_CONFIRM:
1051 return ctx->disableConfirm;
1052 case OSSL_CMP_OPT_UNPROTECTED_SEND:
1053 return ctx->unprotectedSend;
1054 case OSSL_CMP_OPT_UNPROTECTED_ERRORS:
1055 return ctx->unprotectedErrors;
1056 case OSSL_CMP_OPT_VALIDITY_DAYS:
1058 case OSSL_CMP_OPT_SUBJECTALTNAME_NODEFAULT:
1059 return ctx->SubjectAltName_nodefault;
1060 case OSSL_CMP_OPT_SUBJECTALTNAME_CRITICAL:
1061 return ctx->setSubjectAltNameCritical;
1062 case OSSL_CMP_OPT_POLICIES_CRITICAL:
1063 return ctx->setPoliciesCritical;
1064 case OSSL_CMP_OPT_IGNORE_KEYUSAGE:
1065 return ctx->ignore_keyusage;
1066 case OSSL_CMP_OPT_POPO_METHOD:
1067 return ctx->popoMethod;
1068 case OSSL_CMP_OPT_DIGEST_ALGNID:
1069 return EVP_MD_type(ctx->digest);
1070 case OSSL_CMP_OPT_OWF_ALGNID:
1071 return EVP_MD_type(ctx->pbm_owf);
1072 case OSSL_CMP_OPT_MAC_ALGNID:
1073 return ctx->pbm_mac;
1074 case OSSL_CMP_OPT_MSG_TIMEOUT:
1075 return ctx->msg_timeout;
1076 case OSSL_CMP_OPT_TOTAL_TIMEOUT:
1077 return ctx->total_timeout;
1078 case OSSL_CMP_OPT_PERMIT_TA_IN_EXTRACERTS_FOR_IR:
1079 return ctx->permitTAInExtraCertsForIR;
1080 case OSSL_CMP_OPT_REVOCATION_REASON:
1081 return ctx->revocationReason;
1083 CMPerr(0, CMP_R_INVALID_OPTION);