cmp_msg.c@ 96159

最後變更在這個檔案從96159是 94404,由 vboxsync 提交於 3 年前
libs/openssl: Update to 3.0.2 and switch to it, bugref:10128
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1	/*
2	* Copyright 2007-2022 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
63	OSSL_CMP_PKIHEADER OSSL_CMP_MSG_get0_header(const OSSL_CMP_MSG msg)
64	{
65	if (msg == NULL) {
66	ERR_raise(ERR_LIB_CMP, CMP_R_NULL_ARGUMENT);
67	return NULL;
68	}
69	return msg->header;
70	}
71
72	const char *ossl_cmp_bodytype_to_string(int type)
73	{
74	static const char *type_names[] = {
75	"IR", "IP", "CR", "CP", "P10CR",
76	"POPDECC", "POPDECR", "KUR", "KUP",
77	"KRR", "KRP", "RR", "RP", "CCR", "CCP",
78	"CKUANN", "CANN", "RANN", "CRLANN", "PKICONF", "NESTED",
79	"GENM", "GENP", "ERROR", "CERTCONF", "POLLREQ", "POLLREP",
80	};
81
82	if (type < 0 \|\| type > OSSL_CMP_PKIBODY_TYPE_MAX)
83	return "illegal body type";
84	return type_names[type];
85	}
86
87	int ossl_cmp_msg_set_bodytype(OSSL_CMP_MSG *msg, int type)
88	{
89	if (!ossl_assert(msg != NULL && msg->body != NULL))
90	return 0;
91
92	msg->body->type = type;
93	return 1;
94	}
95
96	int OSSL_CMP_MSG_get_bodytype(const OSSL_CMP_MSG *msg)
97	{
98	if (!ossl_assert(msg != NULL && msg->body != NULL))
99	return -1;
100
101	return msg->body->type;
102	}
103
104	/* Add an extension to the referenced extension stack, which may be NULL */
105	static int add1_extension(X509_EXTENSIONS *pexts, int nid, int crit, void ex)
106	{
107	X509_EXTENSION *ext;
108	int res;
109
110	if (!ossl_assert(pexts != NULL)) /* pointer to var must not be NULL */
111	return 0;
112
113	if ((ext = X509V3_EXT_i2d(nid, crit, ex)) == NULL)
114	return 0;
115
116	res = X509v3_add_ext(pexts, ext, 0) != NULL;
117	X509_EXTENSION_free(ext);
118	return res;
119	}
120
121	/* Add extension list to the referenced extension stack, which may be NULL */
122	static int add_extensions(STACK_OF(X509_EXTENSION) **target,
123	const STACK_OF(X509_EXTENSION) *exts)
124	{
125	int i;
126
127	if (target == NULL)
128	return 0;
129
130	for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
131	X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
132	ASN1_OBJECT *obj = X509_EXTENSION_get_object(ext);
133	int idx = X509v3_get_ext_by_OBJ(*target, obj, -1);
134
135	/* Does extension exist in target? */
136	if (idx != -1) {
137	/* Delete all extensions of same type */
138	do {
139	X509_EXTENSION_free(sk_X509_EXTENSION_delete(*target, idx));
140	idx = X509v3_get_ext_by_OBJ(*target, obj, -1);
141	} while (idx != -1);
142	}
143	if (!X509v3_add_ext(target, ext, -1))
144	return 0;
145	}
146	return 1;
147	}
148
149	/* Add a CRL revocation reason code to extension stack, which may be NULL */
150	static int add_crl_reason_extension(X509_EXTENSIONS **pexts, int reason_code)
151	{
152	ASN1_ENUMERATED *val = ASN1_ENUMERATED_new();
153	int res = 0;
154
155	if (val != NULL && ASN1_ENUMERATED_set(val, reason_code))
156	res = add1_extension(pexts, NID_crl_reason, 0 /* non-critical */, val);
157	ASN1_ENUMERATED_free(val);
158	return res;
159	}
160
161	OSSL_CMP_MSG ossl_cmp_msg_create(OSSL_CMP_CTX ctx, int bodytype)
162	{
163	OSSL_CMP_MSG *msg = NULL;
164
165	if (!ossl_assert(ctx != NULL))
166	return NULL;
167
168	if ((msg = OSSL_CMP_MSG_new(ctx->libctx, ctx->propq)) == NULL)
169	return NULL;
170	if (!ossl_cmp_hdr_init(ctx, msg->header)
171	\|\| !ossl_cmp_msg_set_bodytype(msg, bodytype))
172	goto err;
173	if (ctx->geninfo_ITAVs != NULL
174	&& !ossl_cmp_hdr_generalInfo_push1_items(msg->header,
175	ctx->geninfo_ITAVs))
176	goto err;
177
178	switch (bodytype) {
179	case OSSL_CMP_PKIBODY_IR:
180	case OSSL_CMP_PKIBODY_CR:
181	case OSSL_CMP_PKIBODY_KUR:
182	if ((msg->body->value.ir = OSSL_CRMF_MSGS_new()) == NULL)
183	goto err;
184	return msg;
185
186	case OSSL_CMP_PKIBODY_P10CR:
187	if (ctx->p10CSR == NULL) {
188	ERR_raise(ERR_LIB_CMP, CMP_R_MISSING_P10CSR);
189	goto err;
190	}
191	if ((msg->body->value.p10cr = X509_REQ_dup(ctx->p10CSR)) == NULL)
192	goto err;
193	return msg;
194
195	case OSSL_CMP_PKIBODY_IP:
196	case OSSL_CMP_PKIBODY_CP:
197	case OSSL_CMP_PKIBODY_KUP:
198	if ((msg->body->value.ip = OSSL_CMP_CERTREPMESSAGE_new()) == NULL)
199	goto err;
200	return msg;
201
202	case OSSL_CMP_PKIBODY_RR:
203	if ((msg->body->value.rr = sk_OSSL_CMP_REVDETAILS_new_null()) == NULL)
204	goto err;
205	return msg;
206	case OSSL_CMP_PKIBODY_RP:
207	if ((msg->body->value.rp = OSSL_CMP_REVREPCONTENT_new()) == NULL)
208	goto err;
209	return msg;
210
211	case OSSL_CMP_PKIBODY_CERTCONF:
212	if ((msg->body->value.certConf =
213	sk_OSSL_CMP_CERTSTATUS_new_null()) == NULL)
214	goto err;
215	return msg;
216	case OSSL_CMP_PKIBODY_PKICONF:
217	if ((msg->body->value.pkiconf = ASN1_TYPE_new()) == NULL)
218	goto err;
219	ASN1_TYPE_set(msg->body->value.pkiconf, V_ASN1_NULL, NULL);
220	return msg;
221
222	case OSSL_CMP_PKIBODY_POLLREQ:
223	if ((msg->body->value.pollReq = sk_OSSL_CMP_POLLREQ_new_null()) == NULL)
224	goto err;
225	return msg;
226	case OSSL_CMP_PKIBODY_POLLREP:
227	if ((msg->body->value.pollRep = sk_OSSL_CMP_POLLREP_new_null()) == NULL)
228	goto err;
229	return msg;
230
231	case OSSL_CMP_PKIBODY_GENM:
232	case OSSL_CMP_PKIBODY_GENP:
233	if ((msg->body->value.genm = sk_OSSL_CMP_ITAV_new_null()) == NULL)
234	goto err;
235	return msg;
236
237	case OSSL_CMP_PKIBODY_ERROR:
238	if ((msg->body->value.error = OSSL_CMP_ERRORMSGCONTENT_new()) == NULL)
239	goto err;
240	return msg;
241
242	default:
243	ERR_raise(ERR_LIB_CMP, CMP_R_UNEXPECTED_PKIBODY);
244	goto err;
245	}
246
247	err:
248	OSSL_CMP_MSG_free(msg);
249	return NULL;
250	}
251
252	#define HAS_SAN(ctx) \
253	(sk_GENERAL_NAME_num((ctx)->subjectAltNames) > 0 \
254	\|\| OSSL_CMP_CTX_reqExtensions_have_SAN(ctx) == 1)
255
256	static const X509_NAME determine_subj(OSSL_CMP_CTX ctx,
257	const X509_NAME *ref_subj,
258	int for_KUR)
259	{
260	if (ctx->subjectName != NULL)
261	return IS_NULL_DN(ctx->subjectName) ? NULL : ctx->subjectName;
262
263	if (ref_subj != NULL && (ctx->p10CSR != NULL \|\| for_KUR \|\| !HAS_SAN(ctx)))
264	/*
265	* For KUR, copy subject from the reference.
266	* For IR or CR, do the same only if there is no subjectAltName.
267	*/
268	return ref_subj;
269	return NULL;
270	}
271
272	OSSL_CRMF_MSG OSSL_CMP_CTX_setup_CRM(OSSL_CMP_CTX ctx, int for_KUR, int rid)
273	{
274	OSSL_CRMF_MSG *crm = NULL;
275	X509 *refcert = ctx->oldCert != NULL ? ctx->oldCert : ctx->cert;
276	/* refcert defaults to current client cert */
277	EVP_PKEY *rkey = OSSL_CMP_CTX_get0_newPkey(ctx, 0);
278	STACK_OF(GENERAL_NAME) *default_sans = NULL;
279	const X509_NAME *ref_subj =
280	ctx->p10CSR != NULL ? X509_REQ_get_subject_name(ctx->p10CSR) :
281	refcert != NULL ? X509_get_subject_name(refcert) : NULL;
282	const X509_NAME *subject = determine_subj(ctx, ref_subj, for_KUR);
283	const X509_NAME *issuer = ctx->issuer != NULL \|\| refcert == NULL
284	? (IS_NULL_DN(ctx->issuer) ? NULL : ctx->issuer)
285	: X509_get_issuer_name(refcert);
286	int crit = ctx->setSubjectAltNameCritical \|\| subject == NULL;
287	/* RFC5280: subjectAltName MUST be critical if subject is null */
288	X509_EXTENSIONS *exts = NULL;
289
290	if (rkey == NULL && ctx->p10CSR != NULL)
291	rkey = X509_REQ_get0_pubkey(ctx->p10CSR);
292	if (rkey == NULL && refcert != NULL)
293	rkey = X509_get0_pubkey(refcert);
294	if (rkey == NULL)
295	rkey = ctx->pkey; /* default is independent of ctx->oldCert */
296	if (rkey == NULL) {
297	#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
298	ERR_raise(ERR_LIB_CMP, CMP_R_NULL_ARGUMENT);
299	return NULL;
300	#endif
301	}
302	if (for_KUR && refcert == NULL && ctx->p10CSR == NULL) {
303	ERR_raise(ERR_LIB_CMP, CMP_R_MISSING_REFERENCE_CERT);
304	return NULL;
305	}
306	if ((crm = OSSL_CRMF_MSG_new()) == NULL)
307	return NULL;
308	if (!OSSL_CRMF_MSG_set_certReqId(crm, rid)
309	/*
310	* fill certTemplate, corresponding to CertificationRequestInfo
311	* of PKCS#10. The rkey param cannot be NULL so far -
312	* it could be NULL if centralized key creation was supported
313	*/
314	\|\| !OSSL_CRMF_CERTTEMPLATE_fill(OSSL_CRMF_MSG_get0_tmpl(crm), rkey,
315	subject, issuer, NULL /* serial */))
316	goto err;
317	if (ctx->days != 0) {
318	time_t now = time(NULL);
319	ASN1_TIME *notBefore = ASN1_TIME_adj(NULL, now, 0, 0);
320	ASN1_TIME *notAfter = ASN1_TIME_adj(NULL, now, ctx->days, 0);
321
322	if (notBefore == NULL
323	\|\| notAfter == NULL
324	\|\| !OSSL_CRMF_MSG_set0_validity(crm, notBefore, notAfter)) {
325	ASN1_TIME_free(notBefore);
326	ASN1_TIME_free(notAfter);
327	goto err;
328	}
329	}
330
331	/* extensions */
332	if (ctx->p10CSR != NULL
333	&& (exts = X509_REQ_get_extensions(ctx->p10CSR)) == NULL)
334	goto err;
335	if (!ctx->SubjectAltName_nodefault && !HAS_SAN(ctx) && refcert != NULL
336	&& (default_sans = X509V3_get_d2i(X509_get0_extensions(refcert),
337	NID_subject_alt_name, NULL, NULL))
338	!= NULL
339	&& !add1_extension(&exts, NID_subject_alt_name, crit, default_sans))
340	goto err;
341	if (ctx->reqExtensions != NULL /* augment/override existing ones */
342	&& !add_extensions(&exts, ctx->reqExtensions))
343	goto err;
344	if (sk_GENERAL_NAME_num(ctx->subjectAltNames) > 0
345	&& !add1_extension(&exts, NID_subject_alt_name,
346	crit, ctx->subjectAltNames))
347	goto err;
348	if (ctx->policies != NULL
349	&& !add1_extension(&exts, NID_certificate_policies,
350	ctx->setPoliciesCritical, ctx->policies))
351	goto err;
352	if (!OSSL_CRMF_MSG_set0_extensions(crm, exts))
353	goto err;
354	exts = NULL;
355	/* end fill certTemplate, now set any controls */
356
357	/* for KUR, set OldCertId according to D.6 */
358	if (for_KUR && refcert != NULL) {
359	OSSL_CRMF_CERTID *cid =
360	OSSL_CRMF_CERTID_gen(X509_get_issuer_name(refcert),
361	X509_get0_serialNumber(refcert));
362	int ret;
363
364	if (cid == NULL)
365	goto err;
366	ret = OSSL_CRMF_MSG_set1_regCtrl_oldCertID(crm, cid);
367	OSSL_CRMF_CERTID_free(cid);
368	if (ret == 0)
369	goto err;
370	}
371
372	goto end;
373
374	err:
375	OSSL_CRMF_MSG_free(crm);
376	crm = NULL;
377
378	end:
379	sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
380	sk_GENERAL_NAME_pop_free(default_sans, GENERAL_NAME_free);
381	return crm;
382	}
383
384	OSSL_CMP_MSG ossl_cmp_certreq_new(OSSL_CMP_CTX ctx, int type,
385	const OSSL_CRMF_MSG *crm)
386	{
387	OSSL_CMP_MSG *msg;
388	OSSL_CRMF_MSG *local_crm = NULL;
389
390	if (!ossl_assert(ctx != NULL))
391	return NULL;
392
393	if (type != OSSL_CMP_PKIBODY_IR && type != OSSL_CMP_PKIBODY_CR
394	&& type != OSSL_CMP_PKIBODY_KUR && type != OSSL_CMP_PKIBODY_P10CR) {
395	ERR_raise(ERR_LIB_CMP, CMP_R_INVALID_ARGS);
396	return NULL;
397	}
398	if (type == OSSL_CMP_PKIBODY_P10CR && crm != NULL) {
399	ERR_raise(ERR_LIB_CMP, CMP_R_INVALID_ARGS);
400	return NULL;
401	}
402
403	if ((msg = ossl_cmp_msg_create(ctx, type)) == NULL)
404	goto err;
405
406	/* header */
407	if (ctx->implicitConfirm && !ossl_cmp_hdr_set_implicitConfirm(msg->header))
408	goto err;
409
410	/* body */
411	/* For P10CR the content has already been set in OSSL_CMP_MSG_create */
412	if (type != OSSL_CMP_PKIBODY_P10CR) {
413	EVP_PKEY *privkey = OSSL_CMP_CTX_get0_newPkey(ctx, 1);
414
415	/*
416	* privkey is NULL in case ctx->newPkey does not include a private key.
417	* We then may try to use ctx->pkey as fallback/default, but only
418	* if ctx-> newPkey does not include a (non-matching) public key:
419	*/
420	if (privkey == NULL && OSSL_CMP_CTX_get0_newPkey(ctx, 0) == NULL)
421	privkey = ctx->pkey; /* default is independent of ctx->oldCert */
422	if (ctx->popoMethod == OSSL_CRMF_POPO_SIGNATURE && privkey == NULL) {
423	ERR_raise(ERR_LIB_CMP, CMP_R_MISSING_PRIVATE_KEY);
424	goto err;
425	}
426	if (crm == NULL) {
427	local_crm = OSSL_CMP_CTX_setup_CRM(ctx,
428	type == OSSL_CMP_PKIBODY_KUR,
429	OSSL_CMP_CERTREQID);
430	if (local_crm == NULL
431	\|\| !OSSL_CRMF_MSG_create_popo(ctx->popoMethod, local_crm,
432	privkey, ctx->digest,
433	ctx->libctx, ctx->propq))
434	goto err;
435	} else {
436	if ((local_crm = OSSL_CRMF_MSG_dup(crm)) == NULL)
437	goto err;
438	}
439
440	/* value.ir is same for cr and kur */
441	if (!sk_OSSL_CRMF_MSG_push(msg->body->value.ir, local_crm))
442	goto err;
443	local_crm = NULL;
444	}
445
446	if (!ossl_cmp_msg_protect(ctx, msg))
447	goto err;
448
449	return msg;
450
451	err:
452	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_CERTREQ);
453	OSSL_CRMF_MSG_free(local_crm);
454	OSSL_CMP_MSG_free(msg);
455	return NULL;
456	}
457
458	OSSL_CMP_MSG ossl_cmp_certrep_new(OSSL_CMP_CTX ctx, int bodytype,
459	int certReqId, const OSSL_CMP_PKISI *si,
460	X509 cert, const X509 encryption_recip,
461	STACK_OF(X509) chain, STACK_OF(X509) caPubs,
462	int unprotectedErrors)
463	{
464	OSSL_CMP_MSG *msg = NULL;
465	OSSL_CMP_CERTREPMESSAGE *repMsg = NULL;
466	OSSL_CMP_CERTRESPONSE *resp = NULL;
467	int status = -1;
468
469	if (!ossl_assert(ctx != NULL && si != NULL))
470	return NULL;
471
472	if ((msg = ossl_cmp_msg_create(ctx, bodytype)) == NULL)
473	goto err;
474	repMsg = msg->body->value.ip; /* value.ip is same for cp and kup */
475
476	/* header */
477	if (ctx->implicitConfirm && !ossl_cmp_hdr_set_implicitConfirm(msg->header))
478	goto err;
479
480	/* body */
481	if ((resp = OSSL_CMP_CERTRESPONSE_new()) == NULL)
482	goto err;
483	OSSL_CMP_PKISI_free(resp->status);
484	if ((resp->status = OSSL_CMP_PKISI_dup(si)) == NULL
485	\|\| !ASN1_INTEGER_set(resp->certReqId, certReqId))
486	goto err;
487
488	status = ossl_cmp_pkisi_get_status(resp->status);
489	if (status != OSSL_CMP_PKISTATUS_rejection
490	&& status != OSSL_CMP_PKISTATUS_waiting && cert != NULL) {
491	if (encryption_recip != NULL) {
492	ERR_raise(ERR_LIB_CMP, ERR_R_UNSUPPORTED);
493	goto err;
494	}
495
496	if ((resp->certifiedKeyPair = OSSL_CMP_CERTIFIEDKEYPAIR_new())
497	== NULL)
498	goto err;
499	resp->certifiedKeyPair->certOrEncCert->type =
500	OSSL_CMP_CERTORENCCERT_CERTIFICATE;
501	if (!X509_up_ref(cert))
502	goto err;
503	resp->certifiedKeyPair->certOrEncCert->value.certificate = cert;
504	}
505
506	if (!sk_OSSL_CMP_CERTRESPONSE_push(repMsg->response, resp))
507	goto err;
508	resp = NULL;
509
510	if (bodytype == OSSL_CMP_PKIBODY_IP && caPubs != NULL
511	&& (repMsg->caPubs = X509_chain_up_ref(caPubs)) == NULL)
512	goto err;
513	if (sk_X509_num(chain) > 0
514	&& !ossl_x509_add_certs_new(&msg->extraCerts, chain,
515	X509_ADD_FLAG_UP_REF \| X509_ADD_FLAG_NO_DUP))
516	goto err;
517
518	if (!unprotectedErrors
519	\|\| ossl_cmp_pkisi_get_status(si) != OSSL_CMP_PKISTATUS_rejection)
520	if (!ossl_cmp_msg_protect(ctx, msg))
521	goto err;
522
523	return msg;
524
525	err:
526	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_CERTREP);
527	OSSL_CMP_CERTRESPONSE_free(resp);
528	OSSL_CMP_MSG_free(msg);
529	return NULL;
530	}
531
532	OSSL_CMP_MSG ossl_cmp_rr_new(OSSL_CMP_CTX ctx)
533	{
534	OSSL_CMP_MSG *msg = NULL;
535	OSSL_CMP_REVDETAILS *rd;
536	int ret;
537
538	if (!ossl_assert(ctx != NULL && (ctx->oldCert != NULL
539	\|\| ctx->p10CSR != NULL)))
540	return NULL;
541
542	if ((rd = OSSL_CMP_REVDETAILS_new()) == NULL)
543	goto err;
544
545	/* Fill the template from the contents of the certificate to be revoked */
546	ret = ctx->oldCert != NULL
547	? OSSL_CRMF_CERTTEMPLATE_fill(rd->certDetails,
548	NULL /* pubkey would be redundant */,
549	NULL /* subject would be redundant */,
550	X509_get_issuer_name(ctx->oldCert),
551	X509_get0_serialNumber(ctx->oldCert))
552	: OSSL_CRMF_CERTTEMPLATE_fill(rd->certDetails,
553	X509_REQ_get0_pubkey(ctx->p10CSR),
554	X509_REQ_get_subject_name(ctx->p10CSR),
555	NULL, NULL);
556	if (!ret)
557	goto err;
558
559	/* revocation reason code is optional */
560	if (ctx->revocationReason != CRL_REASON_NONE
561	&& !add_crl_reason_extension(&rd->crlEntryDetails,
562	ctx->revocationReason))
563	goto err;
564
565	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_RR)) == NULL)
566	goto err;
567
568	if (!sk_OSSL_CMP_REVDETAILS_push(msg->body->value.rr, rd))
569	goto err;
570	rd = NULL;
571	/* Revocation Passphrase according to section 5.3.19.9 could be set here */
572
573	if (!ossl_cmp_msg_protect(ctx, msg))
574	goto err;
575
576	return msg;
577
578	err:
579	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_RR);
580	OSSL_CMP_MSG_free(msg);
581	OSSL_CMP_REVDETAILS_free(rd);
582	return NULL;
583	}
584
585	OSSL_CMP_MSG ossl_cmp_rp_new(OSSL_CMP_CTX ctx, const OSSL_CMP_PKISI *si,
586	const OSSL_CRMF_CERTID *cid, int unprotectedErrors)
587	{
588	OSSL_CMP_REVREPCONTENT *rep = NULL;
589	OSSL_CMP_PKISI *si1 = NULL;
590	OSSL_CRMF_CERTID *cid_copy = NULL;
591	OSSL_CMP_MSG *msg = NULL;
592
593	if (!ossl_assert(ctx != NULL && si != NULL))
594	return NULL;
595
596	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_RP)) == NULL)
597	goto err;
598	rep = msg->body->value.rp;
599
600	if ((si1 = OSSL_CMP_PKISI_dup(si)) == NULL)
601	goto err;
602
603	if (!sk_OSSL_CMP_PKISI_push(rep->status, si1)) {
604	OSSL_CMP_PKISI_free(si1);
605	goto err;
606	}
607
608	if ((rep->revCerts = sk_OSSL_CRMF_CERTID_new_null()) == NULL)
609	goto err;
610	if (cid != NULL) {
611	if ((cid_copy = OSSL_CRMF_CERTID_dup(cid)) == NULL)
612	goto err;
613	if (!sk_OSSL_CRMF_CERTID_push(rep->revCerts, cid_copy)) {
614	OSSL_CRMF_CERTID_free(cid_copy);
615	goto err;
616	}
617	}
618
619	if (!unprotectedErrors
620	\|\| ossl_cmp_pkisi_get_status(si) != OSSL_CMP_PKISTATUS_rejection)
621	if (!ossl_cmp_msg_protect(ctx, msg))
622	goto err;
623
624	return msg;
625
626	err:
627	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_RP);
628	OSSL_CMP_MSG_free(msg);
629	return NULL;
630	}
631
632	OSSL_CMP_MSG ossl_cmp_pkiconf_new(OSSL_CMP_CTX ctx)
633	{
634	OSSL_CMP_MSG *msg;
635
636	if (!ossl_assert(ctx != NULL))
637	return NULL;
638
639	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_PKICONF)) == NULL)
640	goto err;
641	if (ossl_cmp_msg_protect(ctx, msg))
642	return msg;
643
644	err:
645	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_PKICONF);
646	OSSL_CMP_MSG_free(msg);
647	return NULL;
648	}
649
650	int ossl_cmp_msg_gen_push0_ITAV(OSSL_CMP_MSG msg, OSSL_CMP_ITAV itav)
651	{
652	int bodytype;
653
654	if (!ossl_assert(msg != NULL && itav != NULL))
655	return 0;
656
657	bodytype = OSSL_CMP_MSG_get_bodytype(msg);
658	if (bodytype != OSSL_CMP_PKIBODY_GENM
659	&& bodytype != OSSL_CMP_PKIBODY_GENP) {
660	ERR_raise(ERR_LIB_CMP, CMP_R_INVALID_ARGS);
661	return 0;
662	}
663
664	/* value.genp has the same structure, so this works for genp as well */
665	return OSSL_CMP_ITAV_push0_stack_item(&msg->body->value.genm, itav);
666	}
667
668	int ossl_cmp_msg_gen_push1_ITAVs(OSSL_CMP_MSG *msg,
669	const STACK_OF(OSSL_CMP_ITAV) *itavs)
670	{
671	int i;
672	OSSL_CMP_ITAV *itav = NULL;
673
674	if (!ossl_assert(msg != NULL))
675	return 0;
676
677	for (i = 0; i < sk_OSSL_CMP_ITAV_num(itavs); i++) {
678	itav = OSSL_CMP_ITAV_dup(sk_OSSL_CMP_ITAV_value(itavs, i));
679	if (itav == NULL
680	\|\| !ossl_cmp_msg_gen_push0_ITAV(msg, itav)) {
681	OSSL_CMP_ITAV_free(itav);
682	return 0;
683	}
684	}
685	return 1;
686	}
687
688	/*
689	* Creates a new General Message/Response with an empty itav stack
690	* returns a pointer to the PKIMessage on success, NULL on error
691	*/
692	static OSSL_CMP_MSG gen_new(OSSL_CMP_CTX ctx,
693	const STACK_OF(OSSL_CMP_ITAV) *itavs,
694	int body_type, int err_code)
695	{
696	OSSL_CMP_MSG *msg = NULL;
697
698	if (!ossl_assert(ctx != NULL))
699	return NULL;
700
701	if ((msg = ossl_cmp_msg_create(ctx, body_type)) == NULL)
702	return NULL;
703
704	if (ctx->genm_ITAVs != NULL
705	&& !ossl_cmp_msg_gen_push1_ITAVs(msg, itavs))
706	goto err;
707
708	if (!ossl_cmp_msg_protect(ctx, msg))
709	goto err;
710
711	return msg;
712
713	err:
714	ERR_raise(ERR_LIB_CMP, err_code);
715	OSSL_CMP_MSG_free(msg);
716	return NULL;
717	}
718
719	OSSL_CMP_MSG ossl_cmp_genm_new(OSSL_CMP_CTX ctx)
720	{
721	return gen_new(ctx, ctx->genm_ITAVs,
722	OSSL_CMP_PKIBODY_GENM, CMP_R_ERROR_CREATING_GENM);
723	}
724
725	OSSL_CMP_MSG ossl_cmp_genp_new(OSSL_CMP_CTX ctx,
726	const STACK_OF(OSSL_CMP_ITAV) *itavs)
727	{
728	return gen_new(ctx, itavs,
729	OSSL_CMP_PKIBODY_GENP, CMP_R_ERROR_CREATING_GENP);
730	}
731
732	OSSL_CMP_MSG ossl_cmp_error_new(OSSL_CMP_CTX ctx, const OSSL_CMP_PKISI *si,
733	int64_t errorCode, const char *details,
734	int unprotected)
735	{
736	OSSL_CMP_MSG *msg = NULL;
737	const char lib = NULL, reason = NULL;
738	OSSL_CMP_PKIFREETEXT *ft;
739
740	if (!ossl_assert(ctx != NULL && si != NULL))
741	return NULL;
742
743	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_ERROR)) == NULL)
744	goto err;
745
746	OSSL_CMP_PKISI_free(msg->body->value.error->pKIStatusInfo);
747	if ((msg->body->value.error->pKIStatusInfo = OSSL_CMP_PKISI_dup(si))
748	== NULL)
749	goto err;
750	if ((msg->body->value.error->errorCode = ASN1_INTEGER_new()) == NULL)
751	goto err;
752	if (!ASN1_INTEGER_set_int64(msg->body->value.error->errorCode, errorCode))
753	goto err;
754	if (errorCode > 0
755	&& (uint64_t)errorCode < ((uint64_t)ERR_SYSTEM_FLAG << 1)) {
756	lib = ERR_lib_error_string((unsigned long)errorCode);
757	reason = ERR_reason_error_string((unsigned long)errorCode);
758	}
759	if (lib != NULL \|\| reason != NULL \|\| details != NULL) {
760	if ((ft = sk_ASN1_UTF8STRING_new_null()) == NULL)
761	goto err;
762	msg->body->value.error->errorDetails = ft;
763	if (lib != NULL && *lib != '\0'
764	&& !ossl_cmp_sk_ASN1_UTF8STRING_push_str(ft, lib, -1))
765	goto err;
766	if (reason != NULL && *reason != '\0'
767	&& !ossl_cmp_sk_ASN1_UTF8STRING_push_str(ft, reason, -1))
768	goto err;
769	if (details != NULL
770	&& !ossl_cmp_sk_ASN1_UTF8STRING_push_str(ft, details, -1))
771	goto err;
772	}
773
774	if (!unprotected && !ossl_cmp_msg_protect(ctx, msg))
775	goto err;
776	return msg;
777
778	err:
779	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_ERROR);
780	OSSL_CMP_MSG_free(msg);
781	return NULL;
782	}
783
784	/*
785	* Set the certHash field of a OSSL_CMP_CERTSTATUS structure.
786	* This is used in the certConf message, for example,
787	* to confirm that the certificate was received successfully.
788	*/
789	int ossl_cmp_certstatus_set0_certHash(OSSL_CMP_CERTSTATUS *certStatus,
790	ASN1_OCTET_STRING *hash)
791	{
792	if (!ossl_assert(certStatus != NULL))
793	return 0;
794	ASN1_OCTET_STRING_free(certStatus->certHash);
795	certStatus->certHash = hash;
796	return 1;
797	}
798
799	OSSL_CMP_MSG ossl_cmp_certConf_new(OSSL_CMP_CTX ctx, int fail_info,
800	const char *text)
801	{
802	OSSL_CMP_MSG *msg = NULL;
803	OSSL_CMP_CERTSTATUS *certStatus = NULL;
804	ASN1_OCTET_STRING *certHash = NULL;
805	OSSL_CMP_PKISI *sinfo;
806
807	if (!ossl_assert(ctx != NULL && ctx->newCert != NULL))
808	return NULL;
809
810	if ((unsigned)fail_info > OSSL_CMP_PKIFAILUREINFO_MAX_BIT_PATTERN) {
811	ERR_raise(ERR_LIB_CMP, CMP_R_FAIL_INFO_OUT_OF_RANGE);
812	return NULL;
813	}
814
815	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_CERTCONF)) == NULL)
816	goto err;
817
818	if ((certStatus = OSSL_CMP_CERTSTATUS_new()) == NULL)
819	goto err;
820	/* consume certStatus into msg right away so it gets deallocated with msg */
821	if (!sk_OSSL_CMP_CERTSTATUS_push(msg->body->value.certConf, certStatus))
822	goto err;
823	/* set the ID of the certReq */
824	if (!ASN1_INTEGER_set(certStatus->certReqId, OSSL_CMP_CERTREQID))
825	goto err;
826	/*
827	* The hash of the certificate, using the same hash algorithm
828	* as is used to create and verify the certificate signature.
829	* If not available, a default hash algorithm is used.
830	*/
831	if ((certHash = X509_digest_sig(ctx->newCert, NULL, NULL)) == NULL)
832	goto err;
833
834	if (!ossl_cmp_certstatus_set0_certHash(certStatus, certHash))
835	goto err;
836	certHash = NULL;
837	/*
838	* For any particular CertStatus, omission of the statusInfo field
839	* indicates ACCEPTANCE of the specified certificate. Alternatively,
840	* explicit status details (with respect to acceptance or rejection) MAY
841	* be provided in the statusInfo field, perhaps for auditing purposes at
842	* the CA/RA.
843	*/
844	sinfo = fail_info != 0 ?
845	OSSL_CMP_STATUSINFO_new(OSSL_CMP_PKISTATUS_rejection, fail_info, text) :
846	OSSL_CMP_STATUSINFO_new(OSSL_CMP_PKISTATUS_accepted, 0, text);
847	if (sinfo == NULL)
848	goto err;
849	certStatus->statusInfo = sinfo;
850
851	if (!ossl_cmp_msg_protect(ctx, msg))
852	goto err;
853
854	return msg;
855
856	err:
857	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_CERTCONF);
858	OSSL_CMP_MSG_free(msg);
859	ASN1_OCTET_STRING_free(certHash);
860	return NULL;
861	}
862
863	OSSL_CMP_MSG ossl_cmp_pollReq_new(OSSL_CMP_CTX ctx, int crid)
864	{
865	OSSL_CMP_MSG *msg = NULL;
866	OSSL_CMP_POLLREQ *preq = NULL;
867
868	if (!ossl_assert(ctx != NULL))
869	return NULL;
870
871	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_POLLREQ)) == NULL)
872	goto err;
873
874	if ((preq = OSSL_CMP_POLLREQ_new()) == NULL
875	\|\| !ASN1_INTEGER_set(preq->certReqId, crid)
876	\|\| !sk_OSSL_CMP_POLLREQ_push(msg->body->value.pollReq, preq))
877	goto err;
878
879	preq = NULL;
880	if (!ossl_cmp_msg_protect(ctx, msg))
881	goto err;
882
883	return msg;
884
885	err:
886	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_POLLREQ);
887	OSSL_CMP_POLLREQ_free(preq);
888	OSSL_CMP_MSG_free(msg);
889	return NULL;
890	}
891
892	OSSL_CMP_MSG ossl_cmp_pollRep_new(OSSL_CMP_CTX ctx, int crid,
893	int64_t poll_after)
894	{
895	OSSL_CMP_MSG *msg;
896	OSSL_CMP_POLLREP *prep;
897
898	if (!ossl_assert(ctx != NULL))
899	return NULL;
900
901	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_POLLREP)) == NULL)
902	goto err;
903	if ((prep = OSSL_CMP_POLLREP_new()) == NULL)
904	goto err;
905	if (!sk_OSSL_CMP_POLLREP_push(msg->body->value.pollRep, prep))
906	goto err;
907	if (!ASN1_INTEGER_set(prep->certReqId, crid))
908	goto err;
909	if (!ASN1_INTEGER_set_int64(prep->checkAfter, poll_after))
910	goto err;
911
912	if (!ossl_cmp_msg_protect(ctx, msg))
913	goto err;
914	return msg;
915
916	err:
917	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_POLLREP);
918	OSSL_CMP_MSG_free(msg);
919	return NULL;
920	}
921
922	/*-
923	* returns the status field of the RevRepContent with the given
924	* request/sequence id inside a revocation response.
925	* RevRepContent has the revocation statuses in same order as they were sent in
926	* RevReqContent.
927	* returns NULL on error
928	*/
929	OSSL_CMP_PKISI *
930	ossl_cmp_revrepcontent_get_pkisi(OSSL_CMP_REVREPCONTENT *rrep, int rsid)
931	{
932	OSSL_CMP_PKISI *status;
933
934	if (!ossl_assert(rrep != NULL))
935	return NULL;
936
937	if ((status = sk_OSSL_CMP_PKISI_value(rrep->status, rsid)) != NULL)
938	return status;
939
940	ERR_raise(ERR_LIB_CMP, CMP_R_PKISTATUSINFO_NOT_FOUND);
941	return NULL;
942	}
943
944	/*
945	* returns the CertId field in the revCerts part of the RevRepContent
946	* with the given request/sequence id inside a revocation response.
947	* RevRepContent has the CertIds in same order as they were sent in
948	* RevReqContent.
949	* returns NULL on error
950	*/
951	OSSL_CRMF_CERTID *
952	ossl_cmp_revrepcontent_get_CertId(OSSL_CMP_REVREPCONTENT *rrep, int rsid)
953	{
954	OSSL_CRMF_CERTID *cid = NULL;
955
956	if (!ossl_assert(rrep != NULL))
957	return NULL;
958
959	if ((cid = sk_OSSL_CRMF_CERTID_value(rrep->revCerts, rsid)) != NULL)
960	return cid;
961
962	ERR_raise(ERR_LIB_CMP, CMP_R_CERTID_NOT_FOUND);
963	return NULL;
964	}
965
966	static int suitable_rid(const ASN1_INTEGER *certReqId, int rid)
967	{
968	int trid;
969
970	if (rid == -1)
971	return 1;
972
973	trid = ossl_cmp_asn1_get_int(certReqId);
974
975	if (trid == -1) {
976	ERR_raise(ERR_LIB_CMP, CMP_R_BAD_REQUEST_ID);
977	return 0;
978	}
979	return rid == trid;
980	}
981
982	/*
983	* returns a pointer to the PollResponse with the given CertReqId
984	* (or the first one in case -1) inside a PollRepContent
985	* returns NULL on error or if no suitable PollResponse available
986	*/
987	OSSL_CMP_POLLREP *
988	ossl_cmp_pollrepcontent_get0_pollrep(const OSSL_CMP_POLLREPCONTENT *prc,
989	int rid)
990	{
991	OSSL_CMP_POLLREP *pollRep = NULL;
992	int i;
993
994	if (!ossl_assert(prc != NULL))
995	return NULL;
996
997	for (i = 0; i < sk_OSSL_CMP_POLLREP_num(prc); i++) {
998	pollRep = sk_OSSL_CMP_POLLREP_value(prc, i);
999	if (suitable_rid(pollRep->certReqId, rid))
1000	return pollRep;
1001	}
1002
1003	ERR_raise_data(ERR_LIB_CMP, CMP_R_CERTRESPONSE_NOT_FOUND,
1004	"expected certReqId = %d", rid);
1005	return NULL;
1006	}
1007
1008	/*
1009	* returns a pointer to the CertResponse with the given CertReqId
1010	* (or the first one in case -1) inside a CertRepMessage
1011	* returns NULL on error or if no suitable CertResponse available
1012	*/
1013	OSSL_CMP_CERTRESPONSE *
1014	ossl_cmp_certrepmessage_get0_certresponse(const OSSL_CMP_CERTREPMESSAGE *crm,
1015	int rid)
1016	{
1017	OSSL_CMP_CERTRESPONSE *crep = NULL;
1018	int i;
1019
1020	if (!ossl_assert(crm != NULL && crm->response != NULL))
1021	return NULL;
1022
1023	for (i = 0; i < sk_OSSL_CMP_CERTRESPONSE_num(crm->response); i++) {
1024	crep = sk_OSSL_CMP_CERTRESPONSE_value(crm->response, i);
1025	if (suitable_rid(crep->certReqId, rid))
1026	return crep;
1027	}
1028
1029	ERR_raise_data(ERR_LIB_CMP, CMP_R_CERTRESPONSE_NOT_FOUND,
1030	"expected certReqId = %d", rid);
1031	return NULL;
1032	}
1033
1034	/*-
1035	* Retrieve the newly enrolled certificate from the given certResponse crep.
1036	* In case of indirect POPO uses the libctx and propq from ctx and private key.
1037	* Returns a pointer to a copy of the found certificate, or NULL if not found.
1038	*/
1039	X509 ossl_cmp_certresponse_get1_cert(const OSSL_CMP_CERTRESPONSE crep,
1040	const OSSL_CMP_CTX ctx, EVP_PKEY pkey)
1041	{
1042	OSSL_CMP_CERTORENCCERT *coec;
1043	X509 *crt = NULL;
1044
1045	if (!ossl_assert(crep != NULL && ctx != NULL))
1046	return NULL;
1047
1048	if (crep->certifiedKeyPair
1049	&& (coec = crep->certifiedKeyPair->certOrEncCert) != NULL) {
1050	switch (coec->type) {
1051	case OSSL_CMP_CERTORENCCERT_CERTIFICATE:
1052	crt = X509_dup(coec->value.certificate);
1053	break;
1054	case OSSL_CMP_CERTORENCCERT_ENCRYPTEDCERT:
1055	/* cert encrypted for indirect PoP; RFC 4210, 5.2.8.2 */
1056	if (pkey == NULL) {
1057	ERR_raise(ERR_LIB_CMP, CMP_R_MISSING_PRIVATE_KEY);
1058	return NULL;
1059	}
1060	crt =
1061	OSSL_CRMF_ENCRYPTEDVALUE_get1_encCert(coec->value.encryptedCert,
1062	ctx->libctx, ctx->propq,
1063	pkey);
1064	break;
1065	default:
1066	ERR_raise(ERR_LIB_CMP, CMP_R_UNKNOWN_CERT_TYPE);
1067	return NULL;
1068	}
1069	}
1070	if (crt == NULL)
1071	ERR_raise(ERR_LIB_CMP, CMP_R_CERTIFICATE_NOT_FOUND);
1072	else
1073	(void)ossl_x509_set0_libctx(crt, ctx->libctx, ctx->propq);
1074	return crt;
1075	}
1076
1077	int OSSL_CMP_MSG_update_transactionID(OSSL_CMP_CTX ctx, OSSL_CMP_MSG msg)
1078	{
1079	if (ctx == NULL \|\| msg == NULL) {
1080	ERR_raise(ERR_LIB_CMP, CMP_R_NULL_ARGUMENT);
1081	return 0;
1082	}
1083	if (!ossl_cmp_hdr_set_transactionID(ctx, msg->header))
1084	return 0;
1085	return msg->header->protectionAlg == NULL
1086	\|\| ossl_cmp_msg_protect(ctx, msg);
1087	}
1088
1089	OSSL_CMP_MSG OSSL_CMP_MSG_read(const char file, OSSL_LIB_CTX *libctx,
1090	const char *propq)
1091	{
1092	OSSL_CMP_MSG *msg;
1093	BIO *bio = NULL;
1094
1095	if (file == NULL) {
1096	ERR_raise(ERR_LIB_CMP, CMP_R_NULL_ARGUMENT);
1097	return NULL;
1098	}
1099
1100	msg = OSSL_CMP_MSG_new(libctx, propq);
1101	if (msg == NULL){
1102	ERR_raise(ERR_LIB_CMP, ERR_R_MALLOC_FAILURE);
1103	return NULL;
1104	}
1105
1106	if ((bio = BIO_new_file(file, "rb")) == NULL
1107	\|\| d2i_OSSL_CMP_MSG_bio(bio, &msg) == NULL) {
1108	OSSL_CMP_MSG_free(msg);
1109	msg = NULL;
1110	}
1111	BIO_free(bio);
1112	return msg;
1113	}
1114
1115	int OSSL_CMP_MSG_write(const char file, const OSSL_CMP_MSG msg)
1116	{
1117	BIO *bio;
1118	int res;
1119
1120	if (file == NULL \|\| msg == NULL) {
1121	ERR_raise(ERR_LIB_CMP, CMP_R_NULL_ARGUMENT);
1122	return -1;
1123	}
1124
1125	bio = BIO_new_file(file, "wb");
1126	if (bio == NULL)
1127	return -2;
1128	res = i2d_OSSL_CMP_MSG_bio(bio, msg);
1129	BIO_free(bio);
1130	return res;
1131	}
1132
1133	OSSL_CMP_MSG d2i_OSSL_CMP_MSG(OSSL_CMP_MSG msg, const unsigned char *in,
1134	long len)
1135	{
1136	OSSL_LIB_CTX *libctx = NULL;
1137	const char *propq = NULL;
1138
1139	if (msg != NULL && *msg != NULL) {
1140	libctx = (*msg)->libctx;
1141	propq = (*msg)->propq;
1142	}
1143
1144	return (OSSL_CMP_MSG )ASN1_item_d2i_ex((ASN1_VALUE *)msg, in, len,
1145	ASN1_ITEM_rptr(OSSL_CMP_MSG),
1146	libctx, propq);
1147	}
1148
1149	int i2d_OSSL_CMP_MSG(const OSSL_CMP_MSG msg, unsigned char *out)
1150	{
1151	return ASN1_item_i2d((const ASN1_VALUE *)msg, out,
1152	ASN1_ITEM_rptr(OSSL_CMP_MSG));
1153	}
1154
1155	OSSL_CMP_MSG d2i_OSSL_CMP_MSG_bio(BIO bio, OSSL_CMP_MSG **msg)
1156	{
1157	OSSL_LIB_CTX *libctx = NULL;
1158	const char *propq = NULL;
1159
1160	if (msg != NULL && *msg != NULL) {
1161	libctx = (*msg)->libctx;
1162	propq = (*msg)->propq;
1163	}
1164
1165	return ASN1_item_d2i_bio_ex(ASN1_ITEM_rptr(OSSL_CMP_MSG), bio, msg, libctx,
1166	propq);
1167	}
1168
1169	int i2d_OSSL_CMP_MSG_bio(BIO bio, const OSSL_CMP_MSG msg)
1170	{
1171	return ASN1_i2d_bio_of(OSSL_CMP_MSG, i2d_OSSL_CMP_MSG, bio, msg);
1172	}

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source: vbox/trunk/src/libs/openssl-3.0.3/crypto/cmp/cmp_msg.c@ 96159

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