cmp_msg.c

Last change on this file was 108206, checked in by vboxsync, 3 months ago
openssl-3.3.2: Exported all files to OSE and removed .scm-settings bugref:10757
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File size: 37.7 KB

Line
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	/* CMP functions for PKIMessage construction */
13
14	#include "cmp_local.h"
15
16	/* explicit #includes not strictly needed since implied by the above: */
17	#include <openssl/asn1t.h>
18	#include <openssl/cmp.h>
19	#include <openssl/crmf.h>
20	#include <openssl/err.h>
21	#include <openssl/x509.h>
22
23	OSSL_CMP_MSG OSSL_CMP_MSG_new(OSSL_LIB_CTX libctx, const char *propq)
24	{
25	OSSL_CMP_MSG *msg = NULL;
26
27	msg = (OSSL_CMP_MSG *)ASN1_item_new_ex(ASN1_ITEM_rptr(OSSL_CMP_MSG),
28	libctx, propq);
29	if (!ossl_cmp_msg_set0_libctx(msg, libctx, propq)) {
30	OSSL_CMP_MSG_free(msg);
31	msg = NULL;
32	}
33	return msg;
34	}
35
36	void OSSL_CMP_MSG_free(OSSL_CMP_MSG *msg)
37	{
38	ASN1_item_free((ASN1_VALUE *)msg, ASN1_ITEM_rptr(OSSL_CMP_MSG));
39	}
40
41	/*
42	* This should only be used if the X509 object was embedded inside another
43	* asn1 object and it needs a libctx to operate.
44	* Use OSSL_CMP_MSG_new() instead if possible.
45	*/
46	int ossl_cmp_msg_set0_libctx(OSSL_CMP_MSG msg, OSSL_LIB_CTX libctx,
47	const char *propq)
48	{
49	if (msg != NULL) {
50	msg->libctx = libctx;
51	OPENSSL_free(msg->propq);
52	msg->propq = NULL;
53	if (propq != NULL) {
54	msg->propq = OPENSSL_strdup(propq);
55	if (msg->propq == NULL)
56	return 0;
57	}
58	}
59	return 1;
60	}
61
62	OSSL_CMP_PKIHEADER OSSL_CMP_MSG_get0_header(const OSSL_CMP_MSG msg)
63	{
64	if (msg == NULL) {
65	ERR_raise(ERR_LIB_CMP, CMP_R_NULL_ARGUMENT);
66	return NULL;
67	}
68	return msg->header;
69	}
70
71	const char *ossl_cmp_bodytype_to_string(int type)
72	{
73	static const char *type_names[] = {
74	"IR", "IP", "CR", "CP", "P10CR",
75	"POPDECC", "POPDECR", "KUR", "KUP",
76	"KRR", "KRP", "RR", "RP", "CCR", "CCP",
77	"CKUANN", "CANN", "RANN", "CRLANN", "PKICONF", "NESTED",
78	"GENM", "GENP", "ERROR", "CERTCONF", "POLLREQ", "POLLREP",
79	};
80
81	if (type < 0 \|\| type > OSSL_CMP_PKIBODY_TYPE_MAX)
82	return "illegal body type";
83	return type_names[type];
84	}
85
86	int ossl_cmp_msg_set_bodytype(OSSL_CMP_MSG *msg, int type)
87	{
88	if (!ossl_assert(msg != NULL && msg->body != NULL))
89	return 0;
90
91	msg->body->type = type;
92	return 1;
93	}
94
95	int OSSL_CMP_MSG_get_bodytype(const OSSL_CMP_MSG *msg)
96	{
97	if (!ossl_assert(msg != NULL && msg->body != NULL))
98	return -1;
99
100	return msg->body->type;
101	}
102
103	X509_PUBKEY OSSL_CMP_MSG_get0_certreq_publickey(const OSSL_CMP_MSG msg)
104	{
105	const OSSL_CRMF_MSGS *reqs;
106	const OSSL_CRMF_MSG *crm;
107	const OSSL_CRMF_CERTTEMPLATE *tmpl;
108	X509_PUBKEY *pubkey;
109
110	switch (OSSL_CMP_MSG_get_bodytype(msg)) {
111	case OSSL_CMP_PKIBODY_IR:
112	case OSSL_CMP_PKIBODY_CR:
113	case OSSL_CMP_PKIBODY_KUR:
114	reqs = msg->body->value.ir; /* value.ir is same for cr and kur */
115	if ((crm = sk_OSSL_CRMF_MSG_value(reqs, 0)) == NULL) {
116	ERR_raise(ERR_LIB_CMP, CMP_R_CERTREQMSG_NOT_FOUND);
117	return NULL;
118	}
119	if ((tmpl = OSSL_CRMF_MSG_get0_tmpl(crm)) == NULL
120	\|\| (pubkey = OSSL_CRMF_CERTTEMPLATE_get0_publicKey(tmpl)) == NULL) {
121	ERR_raise(ERR_LIB_CMP, CRMF_R_POPO_MISSING_PUBLIC_KEY);
122	return NULL;
123	}
124	return pubkey;
125	default:
126	ERR_raise(ERR_LIB_CMP, CMP_R_UNEXPECTED_PKIBODY);
127	return NULL;
128	}
129	}
130
131	/* Add an extension to the referenced extension stack, which may be NULL */
132	static int add1_extension(X509_EXTENSIONS *pexts, int nid, int crit, void ex)
133	{
134	X509_EXTENSION *ext;
135	int res;
136
137	if (!ossl_assert(pexts != NULL)) /* pointer to var must not be NULL */
138	return 0;
139
140	if ((ext = X509V3_EXT_i2d(nid, crit, ex)) == NULL)
141	return 0;
142
143	res = X509v3_add_ext(pexts, ext, 0) != NULL;
144	X509_EXTENSION_free(ext);
145	return res;
146	}
147
148	/* Add extension list to the referenced extension stack, which may be NULL */
149	static int add_extensions(STACK_OF(X509_EXTENSION) **target,
150	const STACK_OF(X509_EXTENSION) *exts)
151	{
152	int i;
153
154	if (target == NULL)
155	return 0;
156
157	for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
158	X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
159	ASN1_OBJECT *obj = X509_EXTENSION_get_object(ext);
160	int idx = X509v3_get_ext_by_OBJ(*target, obj, -1);
161
162	/* Does extension exist in target? */
163	if (idx != -1) {
164	/* Delete all extensions of same type */
165	do {
166	X509_EXTENSION_free(sk_X509_EXTENSION_delete(*target, idx));
167	idx = X509v3_get_ext_by_OBJ(*target, obj, -1);
168	} while (idx != -1);
169	}
170	if (!X509v3_add_ext(target, ext, -1))
171	return 0;
172	}
173	return 1;
174	}
175
176	/* Add a CRL revocation reason code to extension stack, which may be NULL */
177	static int add_crl_reason_extension(X509_EXTENSIONS **pexts, int reason_code)
178	{
179	ASN1_ENUMERATED *val = ASN1_ENUMERATED_new();
180	int res = 0;
181
182	if (val != NULL && ASN1_ENUMERATED_set(val, reason_code))
183	res = add1_extension(pexts, NID_crl_reason, 0 /* non-critical */, val);
184	ASN1_ENUMERATED_free(val);
185	return res;
186	}
187
188	OSSL_CMP_MSG ossl_cmp_msg_create(OSSL_CMP_CTX ctx, int bodytype)
189	{
190	OSSL_CMP_MSG *msg = NULL;
191
192	if (!ossl_assert(ctx != NULL))
193	return NULL;
194
195	if ((msg = OSSL_CMP_MSG_new(ctx->libctx, ctx->propq)) == NULL)
196	return NULL;
197	if (!ossl_cmp_hdr_init(ctx, msg->header)
198	\|\| !ossl_cmp_msg_set_bodytype(msg, bodytype))
199	goto err;
200	if (ctx->geninfo_ITAVs != NULL
201	&& !ossl_cmp_hdr_generalInfo_push1_items(msg->header,
202	ctx->geninfo_ITAVs))
203	goto err;
204
205	switch (bodytype) {
206	case OSSL_CMP_PKIBODY_IR:
207	case OSSL_CMP_PKIBODY_CR:
208	case OSSL_CMP_PKIBODY_KUR:
209	if ((msg->body->value.ir = OSSL_CRMF_MSGS_new()) == NULL)
210	goto err;
211	return msg;
212
213	case OSSL_CMP_PKIBODY_P10CR:
214	if (ctx->p10CSR == NULL) {
215	ERR_raise(ERR_LIB_CMP, CMP_R_MISSING_P10CSR);
216	goto err;
217	}
218	if ((msg->body->value.p10cr = X509_REQ_dup(ctx->p10CSR)) == NULL)
219	goto err;
220	return msg;
221
222	case OSSL_CMP_PKIBODY_IP:
223	case OSSL_CMP_PKIBODY_CP:
224	case OSSL_CMP_PKIBODY_KUP:
225	if ((msg->body->value.ip = OSSL_CMP_CERTREPMESSAGE_new()) == NULL)
226	goto err;
227	return msg;
228
229	case OSSL_CMP_PKIBODY_RR:
230	if ((msg->body->value.rr = sk_OSSL_CMP_REVDETAILS_new_null()) == NULL)
231	goto err;
232	return msg;
233	case OSSL_CMP_PKIBODY_RP:
234	if ((msg->body->value.rp = OSSL_CMP_REVREPCONTENT_new()) == NULL)
235	goto err;
236	return msg;
237
238	case OSSL_CMP_PKIBODY_CERTCONF:
239	if ((msg->body->value.certConf =
240	sk_OSSL_CMP_CERTSTATUS_new_null()) == NULL)
241	goto err;
242	return msg;
243	case OSSL_CMP_PKIBODY_PKICONF:
244	if ((msg->body->value.pkiconf = ASN1_TYPE_new()) == NULL)
245	goto err;
246	ASN1_TYPE_set(msg->body->value.pkiconf, V_ASN1_NULL, NULL);
247	return msg;
248
249	case OSSL_CMP_PKIBODY_POLLREQ:
250	if ((msg->body->value.pollReq = sk_OSSL_CMP_POLLREQ_new_null()) == NULL)
251	goto err;
252	return msg;
253	case OSSL_CMP_PKIBODY_POLLREP:
254	if ((msg->body->value.pollRep = sk_OSSL_CMP_POLLREP_new_null()) == NULL)
255	goto err;
256	return msg;
257
258	case OSSL_CMP_PKIBODY_GENM:
259	case OSSL_CMP_PKIBODY_GENP:
260	if ((msg->body->value.genm = sk_OSSL_CMP_ITAV_new_null()) == NULL)
261	goto err;
262	return msg;
263
264	case OSSL_CMP_PKIBODY_ERROR:
265	if ((msg->body->value.error = OSSL_CMP_ERRORMSGCONTENT_new()) == NULL)
266	goto err;
267	return msg;
268
269	default:
270	ERR_raise(ERR_LIB_CMP, CMP_R_UNEXPECTED_PKIBODY);
271	goto err;
272	}
273
274	err:
275	OSSL_CMP_MSG_free(msg);
276	return NULL;
277	}
278
279	#define HAS_SAN(ctx) \
280	(sk_GENERAL_NAME_num((ctx)->subjectAltNames) > 0 \
281	\|\| OSSL_CMP_CTX_reqExtensions_have_SAN(ctx) == 1)
282
283	static const X509_NAME determine_subj(OSSL_CMP_CTX ctx, int for_KUR,
284	const X509_NAME *ref_subj)
285	{
286	if (ctx->subjectName != NULL)
287	return IS_NULL_DN(ctx->subjectName) ? NULL : ctx->subjectName;
288	if (ctx->p10CSR != NULL) /* first default is from any given CSR */
289	return X509_REQ_get_subject_name(ctx->p10CSR);
290	if (for_KUR \|\| !HAS_SAN(ctx))
291	/*
292	* For KUR, copy subject from any reference cert as fallback.
293	* For IR or CR, do the same only if there is no subjectAltName.
294	*/
295	return ref_subj;
296	return NULL;
297	}
298
299	OSSL_CRMF_MSG OSSL_CMP_CTX_setup_CRM(OSSL_CMP_CTX ctx, int for_KUR, int rid)
300	{
301	OSSL_CRMF_MSG *crm = NULL;
302	X509 *refcert = ctx->oldCert != NULL ? ctx->oldCert : ctx->cert;
303	/* refcert defaults to current client cert */
304	EVP_PKEY *rkey = ossl_cmp_ctx_get0_newPubkey(ctx);
305	STACK_OF(GENERAL_NAME) *default_sans = NULL;
306	const X509_NAME *ref_subj =
307	refcert != NULL ? X509_get_subject_name(refcert) : NULL;
308	const X509_NAME *subject = determine_subj(ctx, for_KUR, ref_subj);
309	const X509_NAME *issuer = ctx->issuer != NULL \|\| refcert == NULL
310	? (IS_NULL_DN(ctx->issuer) ? NULL : ctx->issuer)
311	: X509_get_issuer_name(refcert);
312	int crit = ctx->setSubjectAltNameCritical \|\| subject == NULL;
313	/* RFC5280: subjectAltName MUST be critical if subject is null */
314	X509_EXTENSIONS *exts = NULL;
315
316	if (rkey == NULL) {
317	#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
318	ERR_raise(ERR_LIB_CMP, CMP_R_MISSING_PUBLIC_KEY);
319	return NULL;
320	#endif
321	}
322	if (for_KUR && refcert == NULL && ctx->p10CSR == NULL) {
323	ERR_raise(ERR_LIB_CMP, CMP_R_MISSING_REFERENCE_CERT);
324	return NULL;
325	}
326	if ((crm = OSSL_CRMF_MSG_new()) == NULL)
327	return NULL;
328	if (!OSSL_CRMF_MSG_set_certReqId(crm, rid)
329	/*
330	* fill certTemplate, corresponding to CertificationRequestInfo
331	* of PKCS#10. The rkey param cannot be NULL so far -
332	* it could be NULL if centralized key creation was supported
333	*/
334	\|\| !OSSL_CRMF_CERTTEMPLATE_fill(OSSL_CRMF_MSG_get0_tmpl(crm), rkey,
335	subject, issuer, NULL /* serial */))
336	goto err;
337	if (ctx->days != 0) {
338	time_t now = time(NULL);
339	ASN1_TIME *notBefore = ASN1_TIME_adj(NULL, now, 0, 0);
340	ASN1_TIME *notAfter = ASN1_TIME_adj(NULL, now, ctx->days, 0);
341
342	if (notBefore == NULL
343	\|\| notAfter == NULL
344	\|\| !OSSL_CRMF_MSG_set0_validity(crm, notBefore, notAfter)) {
345	ASN1_TIME_free(notBefore);
346	ASN1_TIME_free(notAfter);
347	goto err;
348	}
349	}
350
351	/* extensions */
352	if (ctx->p10CSR != NULL
353	&& (exts = X509_REQ_get_extensions(ctx->p10CSR)) == NULL)
354	goto err;
355	if (!ctx->SubjectAltName_nodefault && !HAS_SAN(ctx) && refcert != NULL
356	&& (default_sans = X509V3_get_d2i(X509_get0_extensions(refcert),
357	NID_subject_alt_name, NULL, NULL))
358	!= NULL
359	&& !add1_extension(&exts, NID_subject_alt_name, crit, default_sans))
360	goto err;
361	if (ctx->reqExtensions != NULL /* augment/override existing ones */
362	&& !add_extensions(&exts, ctx->reqExtensions))
363	goto err;
364	if (sk_GENERAL_NAME_num(ctx->subjectAltNames) > 0
365	&& !add1_extension(&exts, NID_subject_alt_name,
366	crit, ctx->subjectAltNames))
367	goto err;
368	if (ctx->policies != NULL
369	&& !add1_extension(&exts, NID_certificate_policies,
370	ctx->setPoliciesCritical, ctx->policies))
371	goto err;
372	if (!OSSL_CRMF_MSG_set0_extensions(crm, exts))
373	goto err;
374	exts = NULL;
375	/* end fill certTemplate, now set any controls */
376
377	/* for KUR, set OldCertId according to D.6 */
378	if (for_KUR && refcert != NULL) {
379	OSSL_CRMF_CERTID *cid =
380	OSSL_CRMF_CERTID_gen(X509_get_issuer_name(refcert),
381	X509_get0_serialNumber(refcert));
382	int ret;
383
384	if (cid == NULL)
385	goto err;
386	ret = OSSL_CRMF_MSG_set1_regCtrl_oldCertID(crm, cid);
387	OSSL_CRMF_CERTID_free(cid);
388	if (ret == 0)
389	goto err;
390	}
391
392	goto end;
393
394	err:
395	OSSL_CRMF_MSG_free(crm);
396	crm = NULL;
397
398	end:
399	sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
400	sk_GENERAL_NAME_pop_free(default_sans, GENERAL_NAME_free);
401	return crm;
402	}
403
404	OSSL_CMP_MSG ossl_cmp_certreq_new(OSSL_CMP_CTX ctx, int type,
405	const OSSL_CRMF_MSG *crm)
406	{
407	OSSL_CMP_MSG *msg;
408	OSSL_CRMF_MSG *local_crm = NULL;
409
410	if (!ossl_assert(ctx != NULL))
411	return NULL;
412
413	if (type != OSSL_CMP_PKIBODY_IR && type != OSSL_CMP_PKIBODY_CR
414	&& type != OSSL_CMP_PKIBODY_KUR && type != OSSL_CMP_PKIBODY_P10CR) {
415	ERR_raise(ERR_LIB_CMP, CMP_R_INVALID_ARGS);
416	return NULL;
417	}
418	if (type == OSSL_CMP_PKIBODY_P10CR && crm != NULL) {
419	ERR_raise(ERR_LIB_CMP, CMP_R_INVALID_ARGS);
420	return NULL;
421	}
422
423	if ((msg = ossl_cmp_msg_create(ctx, type)) == NULL)
424	goto err;
425
426	/* header */
427	if (ctx->implicitConfirm && !ossl_cmp_hdr_set_implicitConfirm(msg->header))
428	goto err;
429
430	/* body */
431	/* For P10CR the content has already been set in OSSL_CMP_MSG_create */
432	if (type != OSSL_CMP_PKIBODY_P10CR) {
433	EVP_PKEY *privkey = OSSL_CMP_CTX_get0_newPkey(ctx, 1);
434
435	/* privkey is ctx->newPkey (if private, else NULL) or ctx->pkey */
436	if (ctx->popoMethod >= OSSL_CRMF_POPO_SIGNATURE && privkey == NULL) {
437	ERR_raise(ERR_LIB_CMP, CMP_R_MISSING_PRIVATE_KEY_FOR_POPO);
438	goto err;
439	}
440	if (crm == NULL) {
441	local_crm = OSSL_CMP_CTX_setup_CRM(ctx,
442	type == OSSL_CMP_PKIBODY_KUR,
443	OSSL_CMP_CERTREQID);
444	if (local_crm == NULL
445	\|\| !OSSL_CRMF_MSG_create_popo(ctx->popoMethod, local_crm,
446	privkey, ctx->digest,
447	ctx->libctx, ctx->propq))
448	goto err;
449	} else {
450	if ((local_crm = OSSL_CRMF_MSG_dup(crm)) == NULL)
451	goto err;
452	}
453
454	/* value.ir is same for cr and kur */
455	if (!sk_OSSL_CRMF_MSG_push(msg->body->value.ir, local_crm))
456	goto err;
457	local_crm = NULL;
458	}
459
460	if (!ossl_cmp_msg_protect(ctx, msg))
461	goto err;
462
463	return msg;
464
465	err:
466	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_CERTREQ);
467	OSSL_CRMF_MSG_free(local_crm);
468	OSSL_CMP_MSG_free(msg);
469	return NULL;
470	}
471
472	OSSL_CMP_MSG ossl_cmp_certrep_new(OSSL_CMP_CTX ctx, int bodytype,
473	int certReqId, const OSSL_CMP_PKISI *si,
474	X509 cert, const X509 encryption_recip,
475	STACK_OF(X509) chain, STACK_OF(X509) caPubs,
476	int unprotectedErrors)
477	{
478	OSSL_CMP_MSG *msg = NULL;
479	OSSL_CMP_CERTREPMESSAGE *repMsg = NULL;
480	OSSL_CMP_CERTRESPONSE *resp = NULL;
481	int status = OSSL_CMP_PKISTATUS_unspecified;
482
483	if (!ossl_assert(ctx != NULL && si != NULL))
484	return NULL;
485
486	if ((msg = ossl_cmp_msg_create(ctx, bodytype)) == NULL)
487	goto err;
488	repMsg = msg->body->value.ip; /* value.ip is same for cp and kup */
489
490	/* header */
491	if (ctx->implicitConfirm && !ossl_cmp_hdr_set_implicitConfirm(msg->header))
492	goto err;
493
494	/* body */
495	if ((resp = OSSL_CMP_CERTRESPONSE_new()) == NULL)
496	goto err;
497	OSSL_CMP_PKISI_free(resp->status);
498	if ((resp->status = OSSL_CMP_PKISI_dup(si)) == NULL
499	\|\| !ASN1_INTEGER_set(resp->certReqId, certReqId))
500	goto err;
501
502	status = ossl_cmp_pkisi_get_status(resp->status);
503	if (status != OSSL_CMP_PKISTATUS_rejection
504	&& status != OSSL_CMP_PKISTATUS_waiting && cert != NULL) {
505	if (encryption_recip != NULL) {
506	ERR_raise(ERR_LIB_CMP, ERR_R_UNSUPPORTED);
507	goto err;
508	}
509
510	if ((resp->certifiedKeyPair = OSSL_CMP_CERTIFIEDKEYPAIR_new())
511	== NULL)
512	goto err;
513	resp->certifiedKeyPair->certOrEncCert->type =
514	OSSL_CMP_CERTORENCCERT_CERTIFICATE;
515	if (!X509_up_ref(cert))
516	goto err;
517	resp->certifiedKeyPair->certOrEncCert->value.certificate = cert;
518	}
519
520	if (!sk_OSSL_CMP_CERTRESPONSE_push(repMsg->response, resp))
521	goto err;
522	resp = NULL;
523
524	if (bodytype == OSSL_CMP_PKIBODY_IP && caPubs != NULL
525	&& (repMsg->caPubs = X509_chain_up_ref(caPubs)) == NULL)
526	goto err;
527	if (sk_X509_num(chain) > 0
528	&& !ossl_x509_add_certs_new(&msg->extraCerts, chain,
529	X509_ADD_FLAG_UP_REF \| X509_ADD_FLAG_NO_DUP))
530	goto err;
531
532	if (!unprotectedErrors
533	\|\| ossl_cmp_pkisi_get_status(si) != OSSL_CMP_PKISTATUS_rejection)
534	if (!ossl_cmp_msg_protect(ctx, msg))
535	goto err;
536
537	return msg;
538
539	err:
540	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_CERTREP);
541	OSSL_CMP_CERTRESPONSE_free(resp);
542	OSSL_CMP_MSG_free(msg);
543	return NULL;
544	}
545
546	OSSL_CMP_MSG ossl_cmp_rr_new(OSSL_CMP_CTX ctx)
547	{
548	OSSL_CMP_MSG *msg = NULL;
549	const X509_NAME *issuer = NULL;
550	const X509_NAME *subject = NULL;
551	const ASN1_INTEGER *serialNumber = NULL;
552	EVP_PKEY *pubkey = NULL;
553	OSSL_CMP_REVDETAILS *rd;
554	int ret;
555
556	if (!ossl_assert(ctx != NULL
557	&& (ctx->oldCert != NULL \|\| ctx->p10CSR != NULL
558	\|\| (ctx->serialNumber != NULL && ctx->issuer != NULL))))
559	return NULL;
560
561	if ((rd = OSSL_CMP_REVDETAILS_new()) == NULL)
562	goto err;
563
564	if (ctx->serialNumber != NULL && ctx->issuer != NULL) {
565	issuer = ctx->issuer;
566	serialNumber = ctx->serialNumber;
567	} else if (ctx->oldCert != NULL) {
568	issuer = X509_get_issuer_name(ctx->oldCert);
569	serialNumber = X509_get0_serialNumber(ctx->oldCert);
570	} else if (ctx->p10CSR != NULL) {
571	pubkey = X509_REQ_get0_pubkey(ctx->p10CSR);
572	subject = X509_REQ_get_subject_name(ctx->p10CSR);
573	} else {
574	goto err;
575	}
576
577	/* Fill the template from the contents of the certificate to be revoked */
578	ret = OSSL_CRMF_CERTTEMPLATE_fill(rd->certDetails, pubkey, subject,
579	issuer, serialNumber);
580	if (!ret)
581	goto err;
582
583	/* revocation reason code is optional */
584	if (ctx->revocationReason != CRL_REASON_NONE
585	&& !add_crl_reason_extension(&rd->crlEntryDetails,
586	ctx->revocationReason))
587	goto err;
588
589	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_RR)) == NULL)
590	goto err;
591
592	if (!sk_OSSL_CMP_REVDETAILS_push(msg->body->value.rr, rd))
593	goto err;
594	rd = NULL;
595	/* Revocation Passphrase according to section 5.3.19.9 could be set here */
596
597	if (!ossl_cmp_msg_protect(ctx, msg))
598	goto err;
599
600	return msg;
601
602	err:
603	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_RR);
604	OSSL_CMP_MSG_free(msg);
605	OSSL_CMP_REVDETAILS_free(rd);
606	return NULL;
607	}
608
609	OSSL_CMP_MSG ossl_cmp_rp_new(OSSL_CMP_CTX ctx, const OSSL_CMP_PKISI *si,
610	const OSSL_CRMF_CERTID *cid, int unprotectedErrors)
611	{
612	OSSL_CMP_REVREPCONTENT *rep = NULL;
613	OSSL_CMP_PKISI *si1 = NULL;
614	OSSL_CRMF_CERTID *cid_copy = NULL;
615	OSSL_CMP_MSG *msg = NULL;
616
617	if (!ossl_assert(ctx != NULL && si != NULL))
618	return NULL;
619
620	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_RP)) == NULL)
621	goto err;
622	rep = msg->body->value.rp;
623
624	if ((si1 = OSSL_CMP_PKISI_dup(si)) == NULL)
625	goto err;
626
627	if (!sk_OSSL_CMP_PKISI_push(rep->status, si1)) {
628	OSSL_CMP_PKISI_free(si1);
629	goto err;
630	}
631
632	if ((rep->revCerts = sk_OSSL_CRMF_CERTID_new_null()) == NULL)
633	goto err;
634	if (cid != NULL) {
635	if ((cid_copy = OSSL_CRMF_CERTID_dup(cid)) == NULL)
636	goto err;
637	if (!sk_OSSL_CRMF_CERTID_push(rep->revCerts, cid_copy)) {
638	OSSL_CRMF_CERTID_free(cid_copy);
639	goto err;
640	}
641	}
642
643	if (!unprotectedErrors
644	\|\| ossl_cmp_pkisi_get_status(si) != OSSL_CMP_PKISTATUS_rejection)
645	if (!ossl_cmp_msg_protect(ctx, msg))
646	goto err;
647
648	return msg;
649
650	err:
651	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_RP);
652	OSSL_CMP_MSG_free(msg);
653	return NULL;
654	}
655
656	OSSL_CMP_MSG ossl_cmp_pkiconf_new(OSSL_CMP_CTX ctx)
657	{
658	OSSL_CMP_MSG *msg;
659
660	if (!ossl_assert(ctx != NULL))
661	return NULL;
662
663	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_PKICONF)) == NULL)
664	goto err;
665	if (ossl_cmp_msg_protect(ctx, msg))
666	return msg;
667
668	err:
669	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_PKICONF);
670	OSSL_CMP_MSG_free(msg);
671	return NULL;
672	}
673
674	int ossl_cmp_msg_gen_push0_ITAV(OSSL_CMP_MSG msg, OSSL_CMP_ITAV itav)
675	{
676	int bodytype;
677
678	if (!ossl_assert(msg != NULL && itav != NULL))
679	return 0;
680
681	bodytype = OSSL_CMP_MSG_get_bodytype(msg);
682	if (bodytype != OSSL_CMP_PKIBODY_GENM
683	&& bodytype != OSSL_CMP_PKIBODY_GENP) {
684	ERR_raise(ERR_LIB_CMP, CMP_R_INVALID_ARGS);
685	return 0;
686	}
687
688	/* value.genp has the same structure, so this works for genp as well */
689	return OSSL_CMP_ITAV_push0_stack_item(&msg->body->value.genm, itav);
690	}
691
692	int ossl_cmp_msg_gen_push1_ITAVs(OSSL_CMP_MSG *msg,
693	const STACK_OF(OSSL_CMP_ITAV) *itavs)
694	{
695	int i;
696	OSSL_CMP_ITAV *itav = NULL;
697
698	if (!ossl_assert(msg != NULL))
699	return 0;
700
701	for (i = 0; i < sk_OSSL_CMP_ITAV_num(itavs); i++) {
702	itav = OSSL_CMP_ITAV_dup(sk_OSSL_CMP_ITAV_value(itavs, i));
703	if (itav == NULL
704	\|\| !ossl_cmp_msg_gen_push0_ITAV(msg, itav)) {
705	OSSL_CMP_ITAV_free(itav);
706	return 0;
707	}
708	}
709	return 1;
710	}
711
712	/*
713	* Creates a new General Message/Response with a copy of the given itav stack
714	* returns a pointer to the PKIMessage on success, NULL on error
715	*/
716	static OSSL_CMP_MSG gen_new(OSSL_CMP_CTX ctx,
717	const STACK_OF(OSSL_CMP_ITAV) *itavs,
718	int body_type, int err_code)
719	{
720	OSSL_CMP_MSG *msg = NULL;
721
722	if (!ossl_assert(ctx != NULL))
723	return NULL;
724
725	if ((msg = ossl_cmp_msg_create(ctx, body_type)) == NULL)
726	return NULL;
727
728	if (itavs != NULL && !ossl_cmp_msg_gen_push1_ITAVs(msg, itavs))
729	goto err;
730
731	if (!ossl_cmp_msg_protect(ctx, msg))
732	goto err;
733
734	return msg;
735
736	err:
737	ERR_raise(ERR_LIB_CMP, err_code);
738	OSSL_CMP_MSG_free(msg);
739	return NULL;
740	}
741
742	OSSL_CMP_MSG ossl_cmp_genm_new(OSSL_CMP_CTX ctx)
743	{
744	return gen_new(ctx, ctx->genm_ITAVs,
745	OSSL_CMP_PKIBODY_GENM, CMP_R_ERROR_CREATING_GENM);
746	}
747
748	OSSL_CMP_MSG ossl_cmp_genp_new(OSSL_CMP_CTX ctx,
749	const STACK_OF(OSSL_CMP_ITAV) *itavs)
750	{
751	return gen_new(ctx, itavs,
752	OSSL_CMP_PKIBODY_GENP, CMP_R_ERROR_CREATING_GENP);
753	}
754
755	OSSL_CMP_MSG ossl_cmp_error_new(OSSL_CMP_CTX ctx, const OSSL_CMP_PKISI *si,
756	int64_t errorCode, const char *details,
757	int unprotected)
758	{
759	OSSL_CMP_MSG *msg = NULL;
760	const char lib = NULL, reason = NULL;
761	OSSL_CMP_PKIFREETEXT *ft;
762
763	if (!ossl_assert(ctx != NULL && si != NULL))
764	return NULL;
765
766	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_ERROR)) == NULL)
767	goto err;
768
769	OSSL_CMP_PKISI_free(msg->body->value.error->pKIStatusInfo);
770	if ((msg->body->value.error->pKIStatusInfo = OSSL_CMP_PKISI_dup(si))
771	== NULL)
772	goto err;
773	if ((msg->body->value.error->errorCode = ASN1_INTEGER_new()) == NULL)
774	goto err;
775	if (!ASN1_INTEGER_set_int64(msg->body->value.error->errorCode, errorCode))
776	goto err;
777	if (errorCode > 0
778	&& (uint64_t)errorCode < ((uint64_t)ERR_SYSTEM_FLAG << 1)) {
779	lib = ERR_lib_error_string((unsigned long)errorCode);
780	reason = ERR_reason_error_string((unsigned long)errorCode);
781	}
782	if (lib != NULL \|\| reason != NULL \|\| details != NULL) {
783	if ((ft = sk_ASN1_UTF8STRING_new_null()) == NULL)
784	goto err;
785	msg->body->value.error->errorDetails = ft;
786	if (lib != NULL && *lib != '\0'
787	&& !ossl_cmp_sk_ASN1_UTF8STRING_push_str(ft, lib, -1))
788	goto err;
789	if (reason != NULL && *reason != '\0'
790	&& !ossl_cmp_sk_ASN1_UTF8STRING_push_str(ft, reason, -1))
791	goto err;
792	if (details != NULL
793	&& !ossl_cmp_sk_ASN1_UTF8STRING_push_str(ft, details, -1))
794	goto err;
795	}
796
797	if (!unprotected && !ossl_cmp_msg_protect(ctx, msg))
798	goto err;
799	return msg;
800
801	err:
802	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_ERROR);
803	OSSL_CMP_MSG_free(msg);
804	return NULL;
805	}
806
807	/*
808	* Set the certHash field of a OSSL_CMP_CERTSTATUS structure.
809	* This is used in the certConf message, for example,
810	* to confirm that the certificate was received successfully.
811	*/
812	int ossl_cmp_certstatus_set0_certHash(OSSL_CMP_CERTSTATUS *certStatus,
813	ASN1_OCTET_STRING *hash)
814	{
815	if (!ossl_assert(certStatus != NULL))
816	return 0;
817	ASN1_OCTET_STRING_free(certStatus->certHash);
818	certStatus->certHash = hash;
819	return 1;
820	}
821
822	OSSL_CMP_MSG ossl_cmp_certConf_new(OSSL_CMP_CTX ctx, int certReqId,
823	int fail_info, const char *text)
824	{
825	OSSL_CMP_MSG *msg = NULL;
826	OSSL_CMP_CERTSTATUS *certStatus = NULL;
827	EVP_MD *md;
828	int is_fallback;
829	ASN1_OCTET_STRING *certHash = NULL;
830	OSSL_CMP_PKISI *sinfo;
831
832	if (!ossl_assert(ctx != NULL && ctx->newCert != NULL
833	&& (certReqId == OSSL_CMP_CERTREQID
834	\|\| certReqId == OSSL_CMP_CERTREQID_NONE)))
835	return NULL;
836
837	if ((unsigned)fail_info > OSSL_CMP_PKIFAILUREINFO_MAX_BIT_PATTERN) {
838	ERR_raise(ERR_LIB_CMP, CMP_R_FAIL_INFO_OUT_OF_RANGE);
839	return NULL;
840	}
841
842	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_CERTCONF)) == NULL)
843	goto err;
844
845	if ((certStatus = OSSL_CMP_CERTSTATUS_new()) == NULL)
846	goto err;
847	/* consume certStatus into msg right away so it gets deallocated with msg */
848	if (sk_OSSL_CMP_CERTSTATUS_push(msg->body->value.certConf, certStatus) < 1) {
849	OSSL_CMP_CERTSTATUS_free(certStatus);
850	goto err;
851	}
852
853	/* set the ID of the certReq */
854	if (!ASN1_INTEGER_set(certStatus->certReqId, certReqId))
855	goto err;
856
857	certStatus->hashAlg = NULL;
858	/*
859	* The hash of the certificate, using the same hash algorithm
860	* as is used to create and verify the certificate signature.
861	* If not available, a fallback hash algorithm is used.
862	*/
863	if ((certHash = X509_digest_sig(ctx->newCert, &md, &is_fallback)) == NULL)
864	goto err;
865	if (is_fallback) {
866	if (!ossl_cmp_hdr_set_pvno(msg->header, OSSL_CMP_PVNO_3))
867	goto err;
868	if ((certStatus->hashAlg = X509_ALGOR_new()) == NULL)
869	goto err;
870	X509_ALGOR_set_md(certStatus->hashAlg, md);
871	}
872	EVP_MD_free(md);
873
874	if (!ossl_cmp_certstatus_set0_certHash(certStatus, certHash))
875	goto err;
876	certHash = NULL;
877	/*
878	* For any particular CertStatus, omission of the statusInfo field
879	* indicates ACCEPTANCE of the specified certificate. Alternatively,
880	* explicit status details (with respect to acceptance or rejection) MAY
881	* be provided in the statusInfo field, perhaps for auditing purposes at
882	* the CA/RA.
883	*/
884	sinfo = fail_info != 0 ?
885	OSSL_CMP_STATUSINFO_new(OSSL_CMP_PKISTATUS_rejection, fail_info, text) :
886	OSSL_CMP_STATUSINFO_new(OSSL_CMP_PKISTATUS_accepted, 0, text);
887	if (sinfo == NULL)
888	goto err;
889	certStatus->statusInfo = sinfo;
890
891	if (!ossl_cmp_msg_protect(ctx, msg))
892	goto err;
893
894	return msg;
895
896	err:
897	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_CERTCONF);
898	OSSL_CMP_MSG_free(msg);
899	ASN1_OCTET_STRING_free(certHash);
900	return NULL;
901	}
902
903	OSSL_CMP_MSG ossl_cmp_pollReq_new(OSSL_CMP_CTX ctx, int crid)
904	{
905	OSSL_CMP_MSG *msg = NULL;
906	OSSL_CMP_POLLREQ *preq = NULL;
907
908	if (!ossl_assert(ctx != NULL))
909	return NULL;
910
911	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_POLLREQ)) == NULL)
912	goto err;
913
914	if ((preq = OSSL_CMP_POLLREQ_new()) == NULL
915	\|\| !ASN1_INTEGER_set(preq->certReqId, crid)
916	\|\| !sk_OSSL_CMP_POLLREQ_push(msg->body->value.pollReq, preq))
917	goto err;
918
919	preq = NULL;
920	if (!ossl_cmp_msg_protect(ctx, msg))
921	goto err;
922
923	return msg;
924
925	err:
926	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_POLLREQ);
927	OSSL_CMP_POLLREQ_free(preq);
928	OSSL_CMP_MSG_free(msg);
929	return NULL;
930	}
931
932	OSSL_CMP_MSG ossl_cmp_pollRep_new(OSSL_CMP_CTX ctx, int crid,
933	int64_t poll_after)
934	{
935	OSSL_CMP_MSG *msg;
936	OSSL_CMP_POLLREP *prep;
937
938	if (!ossl_assert(ctx != NULL))
939	return NULL;
940
941	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_POLLREP)) == NULL)
942	goto err;
943	if ((prep = OSSL_CMP_POLLREP_new()) == NULL)
944	goto err;
945	if (!sk_OSSL_CMP_POLLREP_push(msg->body->value.pollRep, prep))
946	goto err;
947	if (!ASN1_INTEGER_set(prep->certReqId, crid))
948	goto err;
949	if (!ASN1_INTEGER_set_int64(prep->checkAfter, poll_after))
950	goto err;
951
952	if (!ossl_cmp_msg_protect(ctx, msg))
953	goto err;
954	return msg;
955
956	err:
957	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_POLLREP);
958	OSSL_CMP_MSG_free(msg);
959	return NULL;
960	}
961
962	/*-
963	* returns the status field of the RevRepContent with the given
964	* request/sequence id inside a revocation response.
965	* RevRepContent has the revocation statuses in same order as they were sent in
966	* RevReqContent.
967	* returns NULL on error
968	*/
969	OSSL_CMP_PKISI *
970	ossl_cmp_revrepcontent_get_pkisi(OSSL_CMP_REVREPCONTENT *rrep, int rsid)
971	{
972	OSSL_CMP_PKISI *status;
973
974	if (!ossl_assert(rrep != NULL))
975	return NULL;
976
977	if ((status = sk_OSSL_CMP_PKISI_value(rrep->status, rsid)) != NULL)
978	return status;
979
980	ERR_raise(ERR_LIB_CMP, CMP_R_PKISTATUSINFO_NOT_FOUND);
981	return NULL;
982	}
983
984	/*
985	* returns the CertId field in the revCerts part of the RevRepContent
986	* with the given request/sequence id inside a revocation response.
987	* RevRepContent has the CertIds in same order as they were sent in
988	* RevReqContent.
989	* returns NULL on error
990	*/
991	OSSL_CRMF_CERTID *
992	ossl_cmp_revrepcontent_get_CertId(OSSL_CMP_REVREPCONTENT *rrep, int rsid)
993	{
994	OSSL_CRMF_CERTID *cid = NULL;
995
996	if (!ossl_assert(rrep != NULL))
997	return NULL;
998
999	if ((cid = sk_OSSL_CRMF_CERTID_value(rrep->revCerts, rsid)) != NULL)
1000	return cid;
1001
1002	ERR_raise(ERR_LIB_CMP, CMP_R_CERTID_NOT_FOUND);
1003	return NULL;
1004	}
1005
1006	static int suitable_rid(const ASN1_INTEGER *certReqId, int rid)
1007	{
1008	int trid;
1009
1010	if (rid == OSSL_CMP_CERTREQID_NONE)
1011	return 1;
1012
1013	trid = ossl_cmp_asn1_get_int(certReqId);
1014	if (trid <= OSSL_CMP_CERTREQID_INVALID) {
1015	ERR_raise(ERR_LIB_CMP, CMP_R_BAD_REQUEST_ID);
1016	return 0;
1017	}
1018	return rid == trid;
1019	}
1020
1021	/*
1022	* returns a pointer to the PollResponse with the given CertReqId
1023	* (or the first one in case -1) inside a PollRepContent
1024	* returns NULL on error or if no suitable PollResponse available
1025	*/
1026	OSSL_CMP_POLLREP *
1027	ossl_cmp_pollrepcontent_get0_pollrep(const OSSL_CMP_POLLREPCONTENT *prc,
1028	int rid)
1029	{
1030	OSSL_CMP_POLLREP *pollRep = NULL;
1031	int i;
1032
1033	if (!ossl_assert(prc != NULL))
1034	return NULL;
1035
1036	for (i = 0; i < sk_OSSL_CMP_POLLREP_num(prc); i++) {
1037	pollRep = sk_OSSL_CMP_POLLREP_value(prc, i);
1038	if (suitable_rid(pollRep->certReqId, rid))
1039	return pollRep;
1040	}
1041
1042	ERR_raise_data(ERR_LIB_CMP, CMP_R_CERTRESPONSE_NOT_FOUND,
1043	"expected certReqId = %d", rid);
1044	return NULL;
1045	}
1046
1047	/*
1048	* returns a pointer to the CertResponse with the given CertReqId
1049	* (or the first one in case -1) inside a CertRepMessage
1050	* returns NULL on error or if no suitable CertResponse available
1051	*/
1052	OSSL_CMP_CERTRESPONSE *
1053	ossl_cmp_certrepmessage_get0_certresponse(const OSSL_CMP_CERTREPMESSAGE *crm,
1054	int rid)
1055	{
1056	OSSL_CMP_CERTRESPONSE *crep = NULL;
1057	int i;
1058
1059	if (!ossl_assert(crm != NULL && crm->response != NULL))
1060	return NULL;
1061
1062	for (i = 0; i < sk_OSSL_CMP_CERTRESPONSE_num(crm->response); i++) {
1063	crep = sk_OSSL_CMP_CERTRESPONSE_value(crm->response, i);
1064	if (suitable_rid(crep->certReqId, rid))
1065	return crep;
1066	}
1067
1068	ERR_raise_data(ERR_LIB_CMP, CMP_R_CERTRESPONSE_NOT_FOUND,
1069	"expected certReqId = %d", rid);
1070	return NULL;
1071	}
1072
1073	/*-
1074	* Retrieve the newly enrolled certificate from the given certResponse crep.
1075	* Uses libctx and propq from ctx, in case of indirect POPO also private key.
1076	* Returns a pointer to a copy of the found certificate, or NULL if not found.
1077	*/
1078	X509 ossl_cmp_certresponse_get1_cert(const OSSL_CMP_CTX ctx,
1079	const OSSL_CMP_CERTRESPONSE *crep)
1080	{
1081	OSSL_CMP_CERTORENCCERT *coec;
1082	X509 *crt = NULL;
1083	EVP_PKEY *pkey;
1084
1085	if (!ossl_assert(crep != NULL && ctx != NULL))
1086	return NULL;
1087
1088	if (crep->certifiedKeyPair
1089	&& (coec = crep->certifiedKeyPair->certOrEncCert) != NULL) {
1090	switch (coec->type) {
1091	case OSSL_CMP_CERTORENCCERT_CERTIFICATE:
1092	crt = X509_dup(coec->value.certificate);
1093	break;
1094	case OSSL_CMP_CERTORENCCERT_ENCRYPTEDCERT:
1095	/* cert encrypted for indirect PoP; RFC 4210, 5.2.8.2 */
1096	pkey = OSSL_CMP_CTX_get0_newPkey(ctx, 1);
1097	/* pkey is ctx->newPkey (if private, else NULL) or ctx->pkey */
1098	if (pkey == NULL) {
1099	ERR_raise(ERR_LIB_CMP, CMP_R_MISSING_PRIVATE_KEY);
1100	return NULL;
1101	}
1102	crt =
1103	OSSL_CRMF_ENCRYPTEDVALUE_get1_encCert(coec->value.encryptedCert,
1104	ctx->libctx, ctx->propq,
1105	pkey);
1106	break;
1107	default:
1108	ERR_raise(ERR_LIB_CMP, CMP_R_UNKNOWN_CERT_TYPE);
1109	return NULL;
1110	}
1111	}
1112	if (crt == NULL)
1113	ERR_raise(ERR_LIB_CMP, CMP_R_CERTIFICATE_NOT_FOUND);
1114	else
1115	(void)ossl_x509_set0_libctx(crt, ctx->libctx, ctx->propq);
1116	return crt;
1117	}
1118
1119	int OSSL_CMP_MSG_update_transactionID(OSSL_CMP_CTX ctx, OSSL_CMP_MSG msg)
1120	{
1121	if (ctx == NULL \|\| msg == NULL) {
1122	ERR_raise(ERR_LIB_CMP, CMP_R_NULL_ARGUMENT);
1123	return 0;
1124	}
1125	if (!ossl_cmp_hdr_set_transactionID(ctx, msg->header))
1126	return 0;
1127	return msg->header->protectionAlg == NULL
1128	\|\| ossl_cmp_msg_protect(ctx, msg);
1129	}
1130
1131	int OSSL_CMP_MSG_update_recipNonce(OSSL_CMP_CTX ctx, OSSL_CMP_MSG msg)
1132	{
1133	if (ctx == NULL \|\| msg == NULL \|\| msg->header == NULL) {
1134	ERR_raise(ERR_LIB_CMP, CMP_R_NULL_ARGUMENT);
1135	return 0;
1136	}
1137	if (ctx->recipNonce == NULL) /* nothing to do for 1st msg in transaction */
1138	return 1;
1139	if (!ossl_cmp_asn1_octet_string_set1(&msg->header->recipNonce,
1140	ctx->recipNonce))
1141	return 0;
1142	return msg->header->protectionAlg == NULL \|\| ossl_cmp_msg_protect(ctx, msg);
1143	}
1144
1145	OSSL_CMP_MSG OSSL_CMP_MSG_read(const char file, OSSL_LIB_CTX *libctx,
1146	const char *propq)
1147	{
1148	OSSL_CMP_MSG *msg;
1149	BIO *bio = NULL;
1150
1151	if (file == NULL) {
1152	ERR_raise(ERR_LIB_CMP, CMP_R_NULL_ARGUMENT);
1153	return NULL;
1154	}
1155
1156	msg = OSSL_CMP_MSG_new(libctx, propq);
1157	if (msg == NULL) {
1158	ERR_raise(ERR_LIB_CMP, ERR_R_CMP_LIB);
1159	return NULL;
1160	}
1161
1162	if ((bio = BIO_new_file(file, "rb")) == NULL
1163	\|\| d2i_OSSL_CMP_MSG_bio(bio, &msg) == NULL) {
1164	OSSL_CMP_MSG_free(msg);
1165	msg = NULL;
1166	}
1167	BIO_free(bio);
1168	return msg;
1169	}
1170
1171	int OSSL_CMP_MSG_write(const char file, const OSSL_CMP_MSG msg)
1172	{
1173	BIO *bio;
1174	int res;
1175
1176	if (file == NULL \|\| msg == NULL) {
1177	ERR_raise(ERR_LIB_CMP, CMP_R_NULL_ARGUMENT);
1178	return -1;
1179	}
1180
1181	bio = BIO_new_file(file, "wb");
1182	if (bio == NULL)
1183	return -2;
1184	res = i2d_OSSL_CMP_MSG_bio(bio, msg);
1185	BIO_free(bio);
1186	return res;
1187	}
1188
1189	OSSL_CMP_MSG d2i_OSSL_CMP_MSG(OSSL_CMP_MSG msg, const unsigned char *in,
1190	long len)
1191	{
1192	OSSL_LIB_CTX *libctx = NULL;
1193	const char *propq = NULL;
1194
1195	if (msg != NULL && *msg != NULL) {
1196	libctx = (*msg)->libctx;
1197	propq = (*msg)->propq;
1198	}
1199
1200	return (OSSL_CMP_MSG )ASN1_item_d2i_ex((ASN1_VALUE *)msg, in, len,
1201	ASN1_ITEM_rptr(OSSL_CMP_MSG),
1202	libctx, propq);
1203	}
1204
1205	int i2d_OSSL_CMP_MSG(const OSSL_CMP_MSG msg, unsigned char *out)
1206	{
1207	return ASN1_item_i2d((const ASN1_VALUE *)msg, out,
1208	ASN1_ITEM_rptr(OSSL_CMP_MSG));
1209	}
1210
1211	OSSL_CMP_MSG d2i_OSSL_CMP_MSG_bio(BIO bio, OSSL_CMP_MSG **msg)
1212	{
1213	OSSL_LIB_CTX *libctx = NULL;
1214	const char *propq = NULL;
1215
1216	if (msg != NULL && *msg != NULL) {
1217	libctx = (*msg)->libctx;
1218	propq = (*msg)->propq;
1219	}
1220
1221	return ASN1_item_d2i_bio_ex(ASN1_ITEM_rptr(OSSL_CMP_MSG), bio, msg, libctx,
1222	propq);
1223	}
1224
1225	int i2d_OSSL_CMP_MSG_bio(BIO bio, const OSSL_CMP_MSG msg)
1226	{
1227	return ASN1_i2d_bio_of(OSSL_CMP_MSG, i2d_OSSL_CMP_MSG, bio, msg);
1228	}
1229
1230	int ossl_cmp_is_error_with_waiting(const OSSL_CMP_MSG *msg)
1231	{
1232	if (!ossl_assert(msg != NULL))
1233	return 0;
1234
1235	return (OSSL_CMP_MSG_get_bodytype(msg) == OSSL_CMP_PKIBODY_ERROR
1236	&& ossl_cmp_pkisi_get_status(msg->body->value.error->pKIStatusInfo)
1237	== OSSL_CMP_PKISTATUS_waiting);
1238	}

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source: vbox/trunk/src/libs/openssl-3.3.2/crypto/cmp/cmp_msg.c

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