cmp_msg.c@ 98103

最後變更在這個檔案從98103是 97372,由 vboxsync 提交於 2 年前
libs: Switch to openssl-3.0.7, bugref:10317
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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, int for_KUR,
257	const X509_NAME *ref_subj)
258	{
259	if (ctx->subjectName != NULL)
260	return IS_NULL_DN(ctx->subjectName) ? NULL : ctx->subjectName;
261	if (ctx->p10CSR != NULL) /* first default is from any given CSR */
262	return X509_REQ_get_subject_name(ctx->p10CSR);
263	if (for_KUR \|\| !HAS_SAN(ctx))
264	/*
265	* For KUR, copy subject from any reference cert as fallback.
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	refcert != NULL ? X509_get_subject_name(refcert) : NULL;
281	const X509_NAME *subject = determine_subj(ctx, for_KUR, ref_subj);
282	const X509_NAME *issuer = ctx->issuer != NULL \|\| refcert == NULL
283	? (IS_NULL_DN(ctx->issuer) ? NULL : ctx->issuer)
284	: X509_get_issuer_name(refcert);
285	int crit = ctx->setSubjectAltNameCritical \|\| subject == NULL;
286	/* RFC5280: subjectAltName MUST be critical if subject is null */
287	X509_EXTENSIONS *exts = NULL;
288
289	if (rkey == NULL && ctx->p10CSR != NULL)
290	rkey = X509_REQ_get0_pubkey(ctx->p10CSR);
291	if (rkey == NULL && refcert != NULL)
292	rkey = X509_get0_pubkey(refcert);
293	if (rkey == NULL)
294	rkey = ctx->pkey; /* default is independent of ctx->oldCert */
295	if (rkey == NULL) {
296	#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
297	ERR_raise(ERR_LIB_CMP, CMP_R_NULL_ARGUMENT);
298	return NULL;
299	#endif
300	}
301	if (for_KUR && refcert == NULL && ctx->p10CSR == NULL) {
302	ERR_raise(ERR_LIB_CMP, CMP_R_MISSING_REFERENCE_CERT);
303	return NULL;
304	}
305	if ((crm = OSSL_CRMF_MSG_new()) == NULL)
306	return NULL;
307	if (!OSSL_CRMF_MSG_set_certReqId(crm, rid)
308	/*
309	* fill certTemplate, corresponding to CertificationRequestInfo
310	* of PKCS#10. The rkey param cannot be NULL so far -
311	* it could be NULL if centralized key creation was supported
312	*/
313	\|\| !OSSL_CRMF_CERTTEMPLATE_fill(OSSL_CRMF_MSG_get0_tmpl(crm), rkey,
314	subject, issuer, NULL /* serial */))
315	goto err;
316	if (ctx->days != 0) {
317	time_t now = time(NULL);
318	ASN1_TIME *notBefore = ASN1_TIME_adj(NULL, now, 0, 0);
319	ASN1_TIME *notAfter = ASN1_TIME_adj(NULL, now, ctx->days, 0);
320
321	if (notBefore == NULL
322	\|\| notAfter == NULL
323	\|\| !OSSL_CRMF_MSG_set0_validity(crm, notBefore, notAfter)) {
324	ASN1_TIME_free(notBefore);
325	ASN1_TIME_free(notAfter);
326	goto err;
327	}
328	}
329
330	/* extensions */
331	if (ctx->p10CSR != NULL
332	&& (exts = X509_REQ_get_extensions(ctx->p10CSR)) == NULL)
333	goto err;
334	if (!ctx->SubjectAltName_nodefault && !HAS_SAN(ctx) && refcert != NULL
335	&& (default_sans = X509V3_get_d2i(X509_get0_extensions(refcert),
336	NID_subject_alt_name, NULL, NULL))
337	!= NULL
338	&& !add1_extension(&exts, NID_subject_alt_name, crit, default_sans))
339	goto err;
340	if (ctx->reqExtensions != NULL /* augment/override existing ones */
341	&& !add_extensions(&exts, ctx->reqExtensions))
342	goto err;
343	if (sk_GENERAL_NAME_num(ctx->subjectAltNames) > 0
344	&& !add1_extension(&exts, NID_subject_alt_name,
345	crit, ctx->subjectAltNames))
346	goto err;
347	if (ctx->policies != NULL
348	&& !add1_extension(&exts, NID_certificate_policies,
349	ctx->setPoliciesCritical, ctx->policies))
350	goto err;
351	if (!OSSL_CRMF_MSG_set0_extensions(crm, exts))
352	goto err;
353	exts = NULL;
354	/* end fill certTemplate, now set any controls */
355
356	/* for KUR, set OldCertId according to D.6 */
357	if (for_KUR && refcert != NULL) {
358	OSSL_CRMF_CERTID *cid =
359	OSSL_CRMF_CERTID_gen(X509_get_issuer_name(refcert),
360	X509_get0_serialNumber(refcert));
361	int ret;
362
363	if (cid == NULL)
364	goto err;
365	ret = OSSL_CRMF_MSG_set1_regCtrl_oldCertID(crm, cid);
366	OSSL_CRMF_CERTID_free(cid);
367	if (ret == 0)
368	goto err;
369	}
370
371	goto end;
372
373	err:
374	OSSL_CRMF_MSG_free(crm);
375	crm = NULL;
376
377	end:
378	sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
379	sk_GENERAL_NAME_pop_free(default_sans, GENERAL_NAME_free);
380	return crm;
381	}
382
383	OSSL_CMP_MSG ossl_cmp_certreq_new(OSSL_CMP_CTX ctx, int type,
384	const OSSL_CRMF_MSG *crm)
385	{
386	OSSL_CMP_MSG *msg;
387	OSSL_CRMF_MSG *local_crm = NULL;
388
389	if (!ossl_assert(ctx != NULL))
390	return NULL;
391
392	if (type != OSSL_CMP_PKIBODY_IR && type != OSSL_CMP_PKIBODY_CR
393	&& type != OSSL_CMP_PKIBODY_KUR && type != OSSL_CMP_PKIBODY_P10CR) {
394	ERR_raise(ERR_LIB_CMP, CMP_R_INVALID_ARGS);
395	return NULL;
396	}
397	if (type == OSSL_CMP_PKIBODY_P10CR && crm != NULL) {
398	ERR_raise(ERR_LIB_CMP, CMP_R_INVALID_ARGS);
399	return NULL;
400	}
401
402	if ((msg = ossl_cmp_msg_create(ctx, type)) == NULL)
403	goto err;
404
405	/* header */
406	if (ctx->implicitConfirm && !ossl_cmp_hdr_set_implicitConfirm(msg->header))
407	goto err;
408
409	/* body */
410	/* For P10CR the content has already been set in OSSL_CMP_MSG_create */
411	if (type != OSSL_CMP_PKIBODY_P10CR) {
412	EVP_PKEY *privkey = OSSL_CMP_CTX_get0_newPkey(ctx, 1);
413
414	/*
415	* privkey is NULL in case ctx->newPkey does not include a private key.
416	* We then may try to use ctx->pkey as fallback/default, but only
417	* if ctx-> newPkey does not include a (non-matching) public key:
418	*/
419	if (privkey == NULL && OSSL_CMP_CTX_get0_newPkey(ctx, 0) == NULL)
420	privkey = ctx->pkey; /* default is independent of ctx->oldCert */
421	if (ctx->popoMethod == OSSL_CRMF_POPO_SIGNATURE && privkey == NULL) {
422	ERR_raise(ERR_LIB_CMP, CMP_R_MISSING_PRIVATE_KEY);
423	goto err;
424	}
425	if (crm == NULL) {
426	local_crm = OSSL_CMP_CTX_setup_CRM(ctx,
427	type == OSSL_CMP_PKIBODY_KUR,
428	OSSL_CMP_CERTREQID);
429	if (local_crm == NULL
430	\|\| !OSSL_CRMF_MSG_create_popo(ctx->popoMethod, local_crm,
431	privkey, ctx->digest,
432	ctx->libctx, ctx->propq))
433	goto err;
434	} else {
435	if ((local_crm = OSSL_CRMF_MSG_dup(crm)) == NULL)
436	goto err;
437	}
438
439	/* value.ir is same for cr and kur */
440	if (!sk_OSSL_CRMF_MSG_push(msg->body->value.ir, local_crm))
441	goto err;
442	local_crm = NULL;
443	}
444
445	if (!ossl_cmp_msg_protect(ctx, msg))
446	goto err;
447
448	return msg;
449
450	err:
451	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_CERTREQ);
452	OSSL_CRMF_MSG_free(local_crm);
453	OSSL_CMP_MSG_free(msg);
454	return NULL;
455	}
456
457	OSSL_CMP_MSG ossl_cmp_certrep_new(OSSL_CMP_CTX ctx, int bodytype,
458	int certReqId, const OSSL_CMP_PKISI *si,
459	X509 cert, const X509 encryption_recip,
460	STACK_OF(X509) chain, STACK_OF(X509) caPubs,
461	int unprotectedErrors)
462	{
463	OSSL_CMP_MSG *msg = NULL;
464	OSSL_CMP_CERTREPMESSAGE *repMsg = NULL;
465	OSSL_CMP_CERTRESPONSE *resp = NULL;
466	int status = -1;
467
468	if (!ossl_assert(ctx != NULL && si != NULL))
469	return NULL;
470
471	if ((msg = ossl_cmp_msg_create(ctx, bodytype)) == NULL)
472	goto err;
473	repMsg = msg->body->value.ip; /* value.ip is same for cp and kup */
474
475	/* header */
476	if (ctx->implicitConfirm && !ossl_cmp_hdr_set_implicitConfirm(msg->header))
477	goto err;
478
479	/* body */
480	if ((resp = OSSL_CMP_CERTRESPONSE_new()) == NULL)
481	goto err;
482	OSSL_CMP_PKISI_free(resp->status);
483	if ((resp->status = OSSL_CMP_PKISI_dup(si)) == NULL
484	\|\| !ASN1_INTEGER_set(resp->certReqId, certReqId))
485	goto err;
486
487	status = ossl_cmp_pkisi_get_status(resp->status);
488	if (status != OSSL_CMP_PKISTATUS_rejection
489	&& status != OSSL_CMP_PKISTATUS_waiting && cert != NULL) {
490	if (encryption_recip != NULL) {
491	ERR_raise(ERR_LIB_CMP, ERR_R_UNSUPPORTED);
492	goto err;
493	}
494
495	if ((resp->certifiedKeyPair = OSSL_CMP_CERTIFIEDKEYPAIR_new())
496	== NULL)
497	goto err;
498	resp->certifiedKeyPair->certOrEncCert->type =
499	OSSL_CMP_CERTORENCCERT_CERTIFICATE;
500	if (!X509_up_ref(cert))
501	goto err;
502	resp->certifiedKeyPair->certOrEncCert->value.certificate = cert;
503	}
504
505	if (!sk_OSSL_CMP_CERTRESPONSE_push(repMsg->response, resp))
506	goto err;
507	resp = NULL;
508
509	if (bodytype == OSSL_CMP_PKIBODY_IP && caPubs != NULL
510	&& (repMsg->caPubs = X509_chain_up_ref(caPubs)) == NULL)
511	goto err;
512	if (sk_X509_num(chain) > 0
513	&& !ossl_x509_add_certs_new(&msg->extraCerts, chain,
514	X509_ADD_FLAG_UP_REF \| X509_ADD_FLAG_NO_DUP))
515	goto err;
516
517	if (!unprotectedErrors
518	\|\| ossl_cmp_pkisi_get_status(si) != OSSL_CMP_PKISTATUS_rejection)
519	if (!ossl_cmp_msg_protect(ctx, msg))
520	goto err;
521
522	return msg;
523
524	err:
525	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_CERTREP);
526	OSSL_CMP_CERTRESPONSE_free(resp);
527	OSSL_CMP_MSG_free(msg);
528	return NULL;
529	}
530
531	OSSL_CMP_MSG ossl_cmp_rr_new(OSSL_CMP_CTX ctx)
532	{
533	OSSL_CMP_MSG *msg = NULL;
534	OSSL_CMP_REVDETAILS *rd;
535	int ret;
536
537	if (!ossl_assert(ctx != NULL && (ctx->oldCert != NULL
538	\|\| ctx->p10CSR != NULL)))
539	return NULL;
540
541	if ((rd = OSSL_CMP_REVDETAILS_new()) == NULL)
542	goto err;
543
544	/* Fill the template from the contents of the certificate to be revoked */
545	ret = ctx->oldCert != NULL
546	? OSSL_CRMF_CERTTEMPLATE_fill(rd->certDetails,
547	NULL /* pubkey would be redundant */,
548	NULL /* subject would be redundant */,
549	X509_get_issuer_name(ctx->oldCert),
550	X509_get0_serialNumber(ctx->oldCert))
551	: OSSL_CRMF_CERTTEMPLATE_fill(rd->certDetails,
552	X509_REQ_get0_pubkey(ctx->p10CSR),
553	X509_REQ_get_subject_name(ctx->p10CSR),
554	NULL, NULL);
555	if (!ret)
556	goto err;
557
558	/* revocation reason code is optional */
559	if (ctx->revocationReason != CRL_REASON_NONE
560	&& !add_crl_reason_extension(&rd->crlEntryDetails,
561	ctx->revocationReason))
562	goto err;
563
564	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_RR)) == NULL)
565	goto err;
566
567	if (!sk_OSSL_CMP_REVDETAILS_push(msg->body->value.rr, rd))
568	goto err;
569	rd = NULL;
570	/* Revocation Passphrase according to section 5.3.19.9 could be set here */
571
572	if (!ossl_cmp_msg_protect(ctx, msg))
573	goto err;
574
575	return msg;
576
577	err:
578	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_RR);
579	OSSL_CMP_MSG_free(msg);
580	OSSL_CMP_REVDETAILS_free(rd);
581	return NULL;
582	}
583
584	OSSL_CMP_MSG ossl_cmp_rp_new(OSSL_CMP_CTX ctx, const OSSL_CMP_PKISI *si,
585	const OSSL_CRMF_CERTID *cid, int unprotectedErrors)
586	{
587	OSSL_CMP_REVREPCONTENT *rep = NULL;
588	OSSL_CMP_PKISI *si1 = NULL;
589	OSSL_CRMF_CERTID *cid_copy = NULL;
590	OSSL_CMP_MSG *msg = NULL;
591
592	if (!ossl_assert(ctx != NULL && si != NULL))
593	return NULL;
594
595	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_RP)) == NULL)
596	goto err;
597	rep = msg->body->value.rp;
598
599	if ((si1 = OSSL_CMP_PKISI_dup(si)) == NULL)
600	goto err;
601
602	if (!sk_OSSL_CMP_PKISI_push(rep->status, si1)) {
603	OSSL_CMP_PKISI_free(si1);
604	goto err;
605	}
606
607	if ((rep->revCerts = sk_OSSL_CRMF_CERTID_new_null()) == NULL)
608	goto err;
609	if (cid != NULL) {
610	if ((cid_copy = OSSL_CRMF_CERTID_dup(cid)) == NULL)
611	goto err;
612	if (!sk_OSSL_CRMF_CERTID_push(rep->revCerts, cid_copy)) {
613	OSSL_CRMF_CERTID_free(cid_copy);
614	goto err;
615	}
616	}
617
618	if (!unprotectedErrors
619	\|\| ossl_cmp_pkisi_get_status(si) != OSSL_CMP_PKISTATUS_rejection)
620	if (!ossl_cmp_msg_protect(ctx, msg))
621	goto err;
622
623	return msg;
624
625	err:
626	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_RP);
627	OSSL_CMP_MSG_free(msg);
628	return NULL;
629	}
630
631	OSSL_CMP_MSG ossl_cmp_pkiconf_new(OSSL_CMP_CTX ctx)
632	{
633	OSSL_CMP_MSG *msg;
634
635	if (!ossl_assert(ctx != NULL))
636	return NULL;
637
638	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_PKICONF)) == NULL)
639	goto err;
640	if (ossl_cmp_msg_protect(ctx, msg))
641	return msg;
642
643	err:
644	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_PKICONF);
645	OSSL_CMP_MSG_free(msg);
646	return NULL;
647	}
648
649	int ossl_cmp_msg_gen_push0_ITAV(OSSL_CMP_MSG msg, OSSL_CMP_ITAV itav)
650	{
651	int bodytype;
652
653	if (!ossl_assert(msg != NULL && itav != NULL))
654	return 0;
655
656	bodytype = OSSL_CMP_MSG_get_bodytype(msg);
657	if (bodytype != OSSL_CMP_PKIBODY_GENM
658	&& bodytype != OSSL_CMP_PKIBODY_GENP) {
659	ERR_raise(ERR_LIB_CMP, CMP_R_INVALID_ARGS);
660	return 0;
661	}
662
663	/* value.genp has the same structure, so this works for genp as well */
664	return OSSL_CMP_ITAV_push0_stack_item(&msg->body->value.genm, itav);
665	}
666
667	int ossl_cmp_msg_gen_push1_ITAVs(OSSL_CMP_MSG *msg,
668	const STACK_OF(OSSL_CMP_ITAV) *itavs)
669	{
670	int i;
671	OSSL_CMP_ITAV *itav = NULL;
672
673	if (!ossl_assert(msg != NULL))
674	return 0;
675
676	for (i = 0; i < sk_OSSL_CMP_ITAV_num(itavs); i++) {
677	itav = OSSL_CMP_ITAV_dup(sk_OSSL_CMP_ITAV_value(itavs, i));
678	if (itav == NULL
679	\|\| !ossl_cmp_msg_gen_push0_ITAV(msg, itav)) {
680	OSSL_CMP_ITAV_free(itav);
681	return 0;
682	}
683	}
684	return 1;
685	}
686
687	/*
688	* Creates a new General Message/Response with an empty itav stack
689	* returns a pointer to the PKIMessage on success, NULL on error
690	*/
691	static OSSL_CMP_MSG gen_new(OSSL_CMP_CTX ctx,
692	const STACK_OF(OSSL_CMP_ITAV) *itavs,
693	int body_type, int err_code)
694	{
695	OSSL_CMP_MSG *msg = NULL;
696
697	if (!ossl_assert(ctx != NULL))
698	return NULL;
699
700	if ((msg = ossl_cmp_msg_create(ctx, body_type)) == NULL)
701	return NULL;
702
703	if (ctx->genm_ITAVs != NULL
704	&& !ossl_cmp_msg_gen_push1_ITAVs(msg, itavs))
705	goto err;
706
707	if (!ossl_cmp_msg_protect(ctx, msg))
708	goto err;
709
710	return msg;
711
712	err:
713	ERR_raise(ERR_LIB_CMP, err_code);
714	OSSL_CMP_MSG_free(msg);
715	return NULL;
716	}
717
718	OSSL_CMP_MSG ossl_cmp_genm_new(OSSL_CMP_CTX ctx)
719	{
720	return gen_new(ctx, ctx->genm_ITAVs,
721	OSSL_CMP_PKIBODY_GENM, CMP_R_ERROR_CREATING_GENM);
722	}
723
724	OSSL_CMP_MSG ossl_cmp_genp_new(OSSL_CMP_CTX ctx,
725	const STACK_OF(OSSL_CMP_ITAV) *itavs)
726	{
727	return gen_new(ctx, itavs,
728	OSSL_CMP_PKIBODY_GENP, CMP_R_ERROR_CREATING_GENP);
729	}
730
731	OSSL_CMP_MSG ossl_cmp_error_new(OSSL_CMP_CTX ctx, const OSSL_CMP_PKISI *si,
732	int64_t errorCode, const char *details,
733	int unprotected)
734	{
735	OSSL_CMP_MSG *msg = NULL;
736	const char lib = NULL, reason = NULL;
737	OSSL_CMP_PKIFREETEXT *ft;
738
739	if (!ossl_assert(ctx != NULL && si != NULL))
740	return NULL;
741
742	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_ERROR)) == NULL)
743	goto err;
744
745	OSSL_CMP_PKISI_free(msg->body->value.error->pKIStatusInfo);
746	if ((msg->body->value.error->pKIStatusInfo = OSSL_CMP_PKISI_dup(si))
747	== NULL)
748	goto err;
749	if ((msg->body->value.error->errorCode = ASN1_INTEGER_new()) == NULL)
750	goto err;
751	if (!ASN1_INTEGER_set_int64(msg->body->value.error->errorCode, errorCode))
752	goto err;
753	if (errorCode > 0
754	&& (uint64_t)errorCode < ((uint64_t)ERR_SYSTEM_FLAG << 1)) {
755	lib = ERR_lib_error_string((unsigned long)errorCode);
756	reason = ERR_reason_error_string((unsigned long)errorCode);
757	}
758	if (lib != NULL \|\| reason != NULL \|\| details != NULL) {
759	if ((ft = sk_ASN1_UTF8STRING_new_null()) == NULL)
760	goto err;
761	msg->body->value.error->errorDetails = ft;
762	if (lib != NULL && *lib != '\0'
763	&& !ossl_cmp_sk_ASN1_UTF8STRING_push_str(ft, lib, -1))
764	goto err;
765	if (reason != NULL && *reason != '\0'
766	&& !ossl_cmp_sk_ASN1_UTF8STRING_push_str(ft, reason, -1))
767	goto err;
768	if (details != NULL
769	&& !ossl_cmp_sk_ASN1_UTF8STRING_push_str(ft, details, -1))
770	goto err;
771	}
772
773	if (!unprotected && !ossl_cmp_msg_protect(ctx, msg))
774	goto err;
775	return msg;
776
777	err:
778	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_ERROR);
779	OSSL_CMP_MSG_free(msg);
780	return NULL;
781	}
782
783	/*
784	* Set the certHash field of a OSSL_CMP_CERTSTATUS structure.
785	* This is used in the certConf message, for example,
786	* to confirm that the certificate was received successfully.
787	*/
788	int ossl_cmp_certstatus_set0_certHash(OSSL_CMP_CERTSTATUS *certStatus,
789	ASN1_OCTET_STRING *hash)
790	{
791	if (!ossl_assert(certStatus != NULL))
792	return 0;
793	ASN1_OCTET_STRING_free(certStatus->certHash);
794	certStatus->certHash = hash;
795	return 1;
796	}
797
798	OSSL_CMP_MSG ossl_cmp_certConf_new(OSSL_CMP_CTX ctx, int fail_info,
799	const char *text)
800	{
801	OSSL_CMP_MSG *msg = NULL;
802	OSSL_CMP_CERTSTATUS *certStatus = NULL;
803	ASN1_OCTET_STRING *certHash = NULL;
804	OSSL_CMP_PKISI *sinfo;
805
806	if (!ossl_assert(ctx != NULL && ctx->newCert != NULL))
807	return NULL;
808
809	if ((unsigned)fail_info > OSSL_CMP_PKIFAILUREINFO_MAX_BIT_PATTERN) {
810	ERR_raise(ERR_LIB_CMP, CMP_R_FAIL_INFO_OUT_OF_RANGE);
811	return NULL;
812	}
813
814	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_CERTCONF)) == NULL)
815	goto err;
816
817	if ((certStatus = OSSL_CMP_CERTSTATUS_new()) == NULL)
818	goto err;
819	/* consume certStatus into msg right away so it gets deallocated with msg */
820	if (!sk_OSSL_CMP_CERTSTATUS_push(msg->body->value.certConf, certStatus))
821	goto err;
822	/* set the ID of the certReq */
823	if (!ASN1_INTEGER_set(certStatus->certReqId, OSSL_CMP_CERTREQID))
824	goto err;
825	/*
826	* The hash of the certificate, using the same hash algorithm
827	* as is used to create and verify the certificate signature.
828	* If not available, a default hash algorithm is used.
829	*/
830	if ((certHash = X509_digest_sig(ctx->newCert, NULL, NULL)) == NULL)
831	goto err;
832
833	if (!ossl_cmp_certstatus_set0_certHash(certStatus, certHash))
834	goto err;
835	certHash = NULL;
836	/*
837	* For any particular CertStatus, omission of the statusInfo field
838	* indicates ACCEPTANCE of the specified certificate. Alternatively,
839	* explicit status details (with respect to acceptance or rejection) MAY
840	* be provided in the statusInfo field, perhaps for auditing purposes at
841	* the CA/RA.
842	*/
843	sinfo = fail_info != 0 ?
844	OSSL_CMP_STATUSINFO_new(OSSL_CMP_PKISTATUS_rejection, fail_info, text) :
845	OSSL_CMP_STATUSINFO_new(OSSL_CMP_PKISTATUS_accepted, 0, text);
846	if (sinfo == NULL)
847	goto err;
848	certStatus->statusInfo = sinfo;
849
850	if (!ossl_cmp_msg_protect(ctx, msg))
851	goto err;
852
853	return msg;
854
855	err:
856	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_CERTCONF);
857	OSSL_CMP_MSG_free(msg);
858	ASN1_OCTET_STRING_free(certHash);
859	return NULL;
860	}
861
862	OSSL_CMP_MSG ossl_cmp_pollReq_new(OSSL_CMP_CTX ctx, int crid)
863	{
864	OSSL_CMP_MSG *msg = NULL;
865	OSSL_CMP_POLLREQ *preq = NULL;
866
867	if (!ossl_assert(ctx != NULL))
868	return NULL;
869
870	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_POLLREQ)) == NULL)
871	goto err;
872
873	if ((preq = OSSL_CMP_POLLREQ_new()) == NULL
874	\|\| !ASN1_INTEGER_set(preq->certReqId, crid)
875	\|\| !sk_OSSL_CMP_POLLREQ_push(msg->body->value.pollReq, preq))
876	goto err;
877
878	preq = NULL;
879	if (!ossl_cmp_msg_protect(ctx, msg))
880	goto err;
881
882	return msg;
883
884	err:
885	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_POLLREQ);
886	OSSL_CMP_POLLREQ_free(preq);
887	OSSL_CMP_MSG_free(msg);
888	return NULL;
889	}
890
891	OSSL_CMP_MSG ossl_cmp_pollRep_new(OSSL_CMP_CTX ctx, int crid,
892	int64_t poll_after)
893	{
894	OSSL_CMP_MSG *msg;
895	OSSL_CMP_POLLREP *prep;
896
897	if (!ossl_assert(ctx != NULL))
898	return NULL;
899
900	if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_POLLREP)) == NULL)
901	goto err;
902	if ((prep = OSSL_CMP_POLLREP_new()) == NULL)
903	goto err;
904	if (!sk_OSSL_CMP_POLLREP_push(msg->body->value.pollRep, prep))
905	goto err;
906	if (!ASN1_INTEGER_set(prep->certReqId, crid))
907	goto err;
908	if (!ASN1_INTEGER_set_int64(prep->checkAfter, poll_after))
909	goto err;
910
911	if (!ossl_cmp_msg_protect(ctx, msg))
912	goto err;
913	return msg;
914
915	err:
916	ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_POLLREP);
917	OSSL_CMP_MSG_free(msg);
918	return NULL;
919	}
920
921	/*-
922	* returns the status field of the RevRepContent with the given
923	* request/sequence id inside a revocation response.
924	* RevRepContent has the revocation statuses in same order as they were sent in
925	* RevReqContent.
926	* returns NULL on error
927	*/
928	OSSL_CMP_PKISI *
929	ossl_cmp_revrepcontent_get_pkisi(OSSL_CMP_REVREPCONTENT *rrep, int rsid)
930	{
931	OSSL_CMP_PKISI *status;
932
933	if (!ossl_assert(rrep != NULL))
934	return NULL;
935
936	if ((status = sk_OSSL_CMP_PKISI_value(rrep->status, rsid)) != NULL)
937	return status;
938
939	ERR_raise(ERR_LIB_CMP, CMP_R_PKISTATUSINFO_NOT_FOUND);
940	return NULL;
941	}
942
943	/*
944	* returns the CertId field in the revCerts part of the RevRepContent
945	* with the given request/sequence id inside a revocation response.
946	* RevRepContent has the CertIds in same order as they were sent in
947	* RevReqContent.
948	* returns NULL on error
949	*/
950	OSSL_CRMF_CERTID *
951	ossl_cmp_revrepcontent_get_CertId(OSSL_CMP_REVREPCONTENT *rrep, int rsid)
952	{
953	OSSL_CRMF_CERTID *cid = NULL;
954
955	if (!ossl_assert(rrep != NULL))
956	return NULL;
957
958	if ((cid = sk_OSSL_CRMF_CERTID_value(rrep->revCerts, rsid)) != NULL)
959	return cid;
960
961	ERR_raise(ERR_LIB_CMP, CMP_R_CERTID_NOT_FOUND);
962	return NULL;
963	}
964
965	static int suitable_rid(const ASN1_INTEGER *certReqId, int rid)
966	{
967	int trid;
968
969	if (rid == -1)
970	return 1;
971
972	trid = ossl_cmp_asn1_get_int(certReqId);
973
974	if (trid == -1) {
975	ERR_raise(ERR_LIB_CMP, CMP_R_BAD_REQUEST_ID);
976	return 0;
977	}
978	return rid == trid;
979	}
980
981	/*
982	* returns a pointer to the PollResponse with the given CertReqId
983	* (or the first one in case -1) inside a PollRepContent
984	* returns NULL on error or if no suitable PollResponse available
985	*/
986	OSSL_CMP_POLLREP *
987	ossl_cmp_pollrepcontent_get0_pollrep(const OSSL_CMP_POLLREPCONTENT *prc,
988	int rid)
989	{
990	OSSL_CMP_POLLREP *pollRep = NULL;
991	int i;
992
993	if (!ossl_assert(prc != NULL))
994	return NULL;
995
996	for (i = 0; i < sk_OSSL_CMP_POLLREP_num(prc); i++) {
997	pollRep = sk_OSSL_CMP_POLLREP_value(prc, i);
998	if (suitable_rid(pollRep->certReqId, rid))
999	return pollRep;
1000	}
1001
1002	ERR_raise_data(ERR_LIB_CMP, CMP_R_CERTRESPONSE_NOT_FOUND,
1003	"expected certReqId = %d", rid);
1004	return NULL;
1005	}
1006
1007	/*
1008	* returns a pointer to the CertResponse with the given CertReqId
1009	* (or the first one in case -1) inside a CertRepMessage
1010	* returns NULL on error or if no suitable CertResponse available
1011	*/
1012	OSSL_CMP_CERTRESPONSE *
1013	ossl_cmp_certrepmessage_get0_certresponse(const OSSL_CMP_CERTREPMESSAGE *crm,
1014	int rid)
1015	{
1016	OSSL_CMP_CERTRESPONSE *crep = NULL;
1017	int i;
1018
1019	if (!ossl_assert(crm != NULL && crm->response != NULL))
1020	return NULL;
1021
1022	for (i = 0; i < sk_OSSL_CMP_CERTRESPONSE_num(crm->response); i++) {
1023	crep = sk_OSSL_CMP_CERTRESPONSE_value(crm->response, i);
1024	if (suitable_rid(crep->certReqId, rid))
1025	return crep;
1026	}
1027
1028	ERR_raise_data(ERR_LIB_CMP, CMP_R_CERTRESPONSE_NOT_FOUND,
1029	"expected certReqId = %d", rid);
1030	return NULL;
1031	}
1032
1033	/*-
1034	* Retrieve the newly enrolled certificate from the given certResponse crep.
1035	* In case of indirect POPO uses the libctx and propq from ctx and private key.
1036	* Returns a pointer to a copy of the found certificate, or NULL if not found.
1037	*/
1038	X509 ossl_cmp_certresponse_get1_cert(const OSSL_CMP_CERTRESPONSE crep,
1039	const OSSL_CMP_CTX ctx, EVP_PKEY pkey)
1040	{
1041	OSSL_CMP_CERTORENCCERT *coec;
1042	X509 *crt = NULL;
1043
1044	if (!ossl_assert(crep != NULL && ctx != NULL))
1045	return NULL;
1046
1047	if (crep->certifiedKeyPair
1048	&& (coec = crep->certifiedKeyPair->certOrEncCert) != NULL) {
1049	switch (coec->type) {
1050	case OSSL_CMP_CERTORENCCERT_CERTIFICATE:
1051	crt = X509_dup(coec->value.certificate);
1052	break;
1053	case OSSL_CMP_CERTORENCCERT_ENCRYPTEDCERT:
1054	/* cert encrypted for indirect PoP; RFC 4210, 5.2.8.2 */
1055	if (pkey == NULL) {
1056	ERR_raise(ERR_LIB_CMP, CMP_R_MISSING_PRIVATE_KEY);
1057	return NULL;
1058	}
1059	crt =
1060	OSSL_CRMF_ENCRYPTEDVALUE_get1_encCert(coec->value.encryptedCert,
1061	ctx->libctx, ctx->propq,
1062	pkey);
1063	break;
1064	default:
1065	ERR_raise(ERR_LIB_CMP, CMP_R_UNKNOWN_CERT_TYPE);
1066	return NULL;
1067	}
1068	}
1069	if (crt == NULL)
1070	ERR_raise(ERR_LIB_CMP, CMP_R_CERTIFICATE_NOT_FOUND);
1071	else
1072	(void)ossl_x509_set0_libctx(crt, ctx->libctx, ctx->propq);
1073	return crt;
1074	}
1075
1076	int OSSL_CMP_MSG_update_transactionID(OSSL_CMP_CTX ctx, OSSL_CMP_MSG msg)
1077	{
1078	if (ctx == NULL \|\| msg == NULL) {
1079	ERR_raise(ERR_LIB_CMP, CMP_R_NULL_ARGUMENT);
1080	return 0;
1081	}
1082	if (!ossl_cmp_hdr_set_transactionID(ctx, msg->header))
1083	return 0;
1084	return msg->header->protectionAlg == NULL
1085	\|\| ossl_cmp_msg_protect(ctx, msg);
1086	}
1087
1088	OSSL_CMP_MSG OSSL_CMP_MSG_read(const char file, OSSL_LIB_CTX *libctx,
1089	const char *propq)
1090	{
1091	OSSL_CMP_MSG *msg;
1092	BIO *bio = NULL;
1093
1094	if (file == NULL) {
1095	ERR_raise(ERR_LIB_CMP, CMP_R_NULL_ARGUMENT);
1096	return NULL;
1097	}
1098
1099	msg = OSSL_CMP_MSG_new(libctx, propq);
1100	if (msg == NULL){
1101	ERR_raise(ERR_LIB_CMP, ERR_R_MALLOC_FAILURE);
1102	return NULL;
1103	}
1104
1105	if ((bio = BIO_new_file(file, "rb")) == NULL
1106	\|\| d2i_OSSL_CMP_MSG_bio(bio, &msg) == NULL) {
1107	OSSL_CMP_MSG_free(msg);
1108	msg = NULL;
1109	}
1110	BIO_free(bio);
1111	return msg;
1112	}
1113
1114	int OSSL_CMP_MSG_write(const char file, const OSSL_CMP_MSG msg)
1115	{
1116	BIO *bio;
1117	int res;
1118
1119	if (file == NULL \|\| msg == NULL) {
1120	ERR_raise(ERR_LIB_CMP, CMP_R_NULL_ARGUMENT);
1121	return -1;
1122	}
1123
1124	bio = BIO_new_file(file, "wb");
1125	if (bio == NULL)
1126	return -2;
1127	res = i2d_OSSL_CMP_MSG_bio(bio, msg);
1128	BIO_free(bio);
1129	return res;
1130	}
1131
1132	OSSL_CMP_MSG d2i_OSSL_CMP_MSG(OSSL_CMP_MSG msg, const unsigned char *in,
1133	long len)
1134	{
1135	OSSL_LIB_CTX *libctx = NULL;
1136	const char *propq = NULL;
1137
1138	if (msg != NULL && *msg != NULL) {
1139	libctx = (*msg)->libctx;
1140	propq = (*msg)->propq;
1141	}
1142
1143	return (OSSL_CMP_MSG )ASN1_item_d2i_ex((ASN1_VALUE *)msg, in, len,
1144	ASN1_ITEM_rptr(OSSL_CMP_MSG),
1145	libctx, propq);
1146	}
1147
1148	int i2d_OSSL_CMP_MSG(const OSSL_CMP_MSG msg, unsigned char *out)
1149	{
1150	return ASN1_item_i2d((const ASN1_VALUE *)msg, out,
1151	ASN1_ITEM_rptr(OSSL_CMP_MSG));
1152	}
1153
1154	OSSL_CMP_MSG d2i_OSSL_CMP_MSG_bio(BIO bio, OSSL_CMP_MSG **msg)
1155	{
1156	OSSL_LIB_CTX *libctx = NULL;
1157	const char *propq = NULL;
1158
1159	if (msg != NULL && *msg != NULL) {
1160	libctx = (*msg)->libctx;
1161	propq = (*msg)->propq;
1162	}
1163
1164	return ASN1_item_d2i_bio_ex(ASN1_ITEM_rptr(OSSL_CMP_MSG), bio, msg, libctx,
1165	propq);
1166	}
1167
1168	int i2d_OSSL_CMP_MSG_bio(BIO bio, const OSSL_CMP_MSG msg)
1169	{
1170	return ASN1_i2d_bio_of(OSSL_CMP_MSG, i2d_OSSL_CMP_MSG, bio, msg);
1171	}

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source: vbox/trunk/src/libs/openssl-3.0.7/crypto/cmp/cmp_msg.c@ 98103

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