1 /*
2 * Copyright 2007-2026 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 /* This app is disabled when OPENSSL_NO_CMP is defined. */
13 #include "internal/e_os.h"
14
15 #include <string.h>
16 #include <ctype.h>
17
18 #include "apps.h"
19 #include "http_server.h"
20 #include "s_apps.h"
21 #include "progs.h"
22
23 #include "cmp_mock_srv.h"
24
25 /* tweaks needed due to missing unistd.h on Windows */
26 #if defined(_WIN32) && !defined(__BORLANDC__)
27 #define access _access
28 #endif
29 #ifndef F_OK
30 #define F_OK 0
31 #endif
32
33 #include <openssl/ui.h>
34 #include <openssl/pkcs12.h>
35 #include <openssl/ssl.h>
36
37 /* explicit #includes not strictly needed since implied by the above: */
38 #include <stdlib.h>
39 #include <openssl/cmp.h>
40 #include <openssl/cmp_util.h>
41 #include <openssl/crmf.h>
42 #include <openssl/crypto.h>
43 #include <openssl/err.h>
44 #include <openssl/store.h>
45 #include <openssl/objects.h>
46 #include <openssl/x509.h>
47
48 static char *prog;
49 static char *opt_config = NULL;
50 #define CMP_SECTION "cmp"
51 #define SECTION_NAME_MAX 40 /* max length of section name */
52 #define DEFAULT_SECTION "default"
53 static char *opt_section = CMP_SECTION;
54 static int opt_verbosity = OSSL_CMP_LOG_INFO;
55
56 static int read_config(void);
57
58 static CONF *conf = NULL; /* OpenSSL config file context structure */
59 static OSSL_CMP_CTX *cmp_ctx = NULL; /* the client-side CMP context */
60
61 /* the type of cmp command we want to send */
62 typedef enum {
63 CMP_IR,
64 CMP_KUR,
65 CMP_CR,
66 CMP_P10CR,
67 CMP_RR,
68 CMP_GENM
69 } cmp_cmd_t;
70
71 /* message transfer */
72 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
73 static char *opt_server = NULL;
74 static char *opt_proxy = NULL;
75 static char *opt_no_proxy = NULL;
76 #endif
77 static char *opt_recipient = NULL;
78 static char *opt_path = NULL;
79 static int opt_keep_alive = 1;
80 static int opt_msg_timeout = -1;
81 static int opt_total_timeout = -1;
82
83 /* server authentication */
84 static char *opt_trusted = NULL;
85 static char *opt_untrusted = NULL;
86 static char *opt_srvcert = NULL;
87 static char *opt_expect_sender = NULL;
88 static int opt_ignore_keyusage = 0;
89 static int opt_unprotected_errors = 0;
90 static int opt_no_cache_extracerts = 0;
91 static char *opt_srvcertout = NULL;
92 static char *opt_extracertsout = NULL;
93 static char *opt_cacertsout = NULL;
94 static char *opt_oldwithold = NULL;
95 static char *opt_newwithnew = NULL;
96 static char *opt_newwithold = NULL;
97 static char *opt_oldwithnew = NULL;
98 static char *opt_crlcert = NULL;
99 static char *opt_oldcrl = NULL;
100 static char *opt_crlout = NULL;
101 static char *opt_template = NULL;
102 static char *opt_keyspec = NULL;
103
104 /* client authentication */
105 static char *opt_ref = NULL;
106 static char *opt_secret = NULL;
107 static char *opt_cert = NULL;
108 static char *opt_own_trusted = NULL;
109 static char *opt_key = NULL;
110 static char *opt_keypass = NULL;
111 static char *opt_digest = NULL;
112 static char *opt_mac = NULL;
113 static char *opt_extracerts = NULL;
114 static int opt_unprotected_requests = 0;
115
116 /* generic message */
117 static char *opt_cmd_s = NULL;
118 static int opt_cmd = -1;
119 static char *opt_geninfo = NULL;
120 static char *opt_infotype_s = NULL;
121 static int opt_infotype = NID_undef;
122 static char *opt_profile = NULL;
123
124 /* certificate enrollment */
125 static char *opt_newkey = NULL;
126 static char *opt_newkeypass = NULL;
127 static int opt_centralkeygen = 0;
128 static char *opt_newkeyout = NULL;
129 static char *opt_subject = NULL;
130 static int opt_days = 0;
131 static char *opt_reqexts = NULL;
132 static char *opt_sans = NULL;
133 static int opt_san_nodefault = 0;
134 static char *opt_policies = NULL;
135 static char *opt_policy_oids = NULL;
136 static int opt_policy_oids_critical = 0;
137 static int opt_popo = OSSL_CRMF_POPO_NONE - 1;
138 static char *opt_csr = NULL;
139 static char *opt_out_trusted = NULL;
140 static int opt_implicit_confirm = 0;
141 static int opt_disable_confirm = 0;
142 static char *opt_certout = NULL;
143 static char *opt_chainout = NULL;
144
145 /* certificate enrollment and revocation */
146 static char *opt_oldcert = NULL;
147 static char *opt_issuer = NULL;
148 static char *opt_serial = NULL;
149 static int opt_revreason = CRL_REASON_NONE;
150
151 /* credentials format */
152 static char *opt_certform_s = "PEM";
153 static int opt_certform = FORMAT_PEM;
154 /*
155 * DER format is the preferred choice for saving a CRL because it allows for
156 * more efficient storage, especially when dealing with large CRLs.
157 */
158 static char *opt_crlform_s = "DER";
159 static int opt_crlform = FORMAT_ASN1;
160 static char *opt_keyform_s = NULL;
161 static int opt_keyform = FORMAT_UNDEF;
162 static char *opt_otherpass = NULL;
163 static char *opt_engine = NULL;
164
165 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
166 /* TLS connection */
167 static int opt_tls_used = 0;
168 static char *opt_tls_cert = NULL;
169 static char *opt_tls_key = NULL;
170 static char *opt_tls_keypass = NULL;
171 static char *opt_tls_extra = NULL;
172 static char *opt_tls_trusted = NULL;
173 static char *opt_tls_host = NULL;
174 #endif
175
176 /* client-side debugging */
177 static int opt_batch = 0;
178 static int opt_repeat = 1;
179 static char *opt_reqin = NULL;
180 static int opt_reqin_new_tid = 0;
181 static char *opt_reqout = NULL;
182 static char *opt_reqout_only = NULL;
183 static int reqout_only_done = 0;
184 static char *opt_rspin = NULL;
185 static int rspin_in_use = 0;
186 static char *opt_rspout = NULL;
187 static int opt_use_mock_srv = 0;
188
189 /* mock server */
190 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
191 static char *opt_port = NULL;
192 static int opt_max_msgs = 0;
193 #endif
194 static char *opt_srv_ref = NULL;
195 static char *opt_srv_secret = NULL;
196 static char *opt_srv_cert = NULL;
197 static char *opt_srv_key = NULL;
198 static char *opt_srv_keypass = NULL;
199
200 static char *opt_srv_trusted = NULL;
201 static char *opt_srv_untrusted = NULL;
202 static char *opt_ref_cert = NULL;
203 static char *opt_rsp_cert = NULL;
204 static char *opt_rsp_key = NULL;
205 static char *opt_rsp_keypass = NULL;
206 static char *opt_rsp_crl = NULL;
207 static char *opt_rsp_extracerts = NULL;
208 static char *opt_rsp_capubs = NULL;
209 static char *opt_rsp_newwithnew = NULL;
210 static char *opt_rsp_newwithold = NULL;
211 static char *opt_rsp_oldwithnew = NULL;
212
213 static int opt_poll_count = 0;
214 static int opt_check_after = 1;
215 static int opt_grant_implicitconf = 0;
216
217 static int opt_pkistatus = OSSL_CMP_PKISTATUS_accepted;
218 static int opt_failure = INT_MIN;
219 static int opt_failurebits = 0;
220 static char *opt_statusstring = NULL;
221 static int opt_send_error = 0;
222 static int opt_send_unprotected = 0;
223 static int opt_send_unprot_err = 0;
224 static int opt_accept_unprotected = 0;
225 static int opt_accept_unprot_err = 0;
226 static int opt_accept_raverified = 0;
227
228 static X509_VERIFY_PARAM *vpm = NULL;
229
230 typedef enum OPTION_choice {
231 OPT_COMMON,
232 OPT_CONFIG,
233 OPT_SECTION,
234 OPT_VERBOSITY,
235
236 OPT_CMD,
237 OPT_INFOTYPE,
238 OPT_PROFILE,
239 OPT_GENINFO,
240 OPT_TEMPLATE,
241 OPT_KEYSPEC,
242
243 OPT_NEWKEY,
244 OPT_NEWKEYPASS,
245 OPT_CENTRALKEYGEN,
246 OPT_NEWKEYOUT,
247 OPT_SUBJECT,
248 OPT_DAYS,
249 OPT_REQEXTS,
250 OPT_SANS,
251 OPT_SAN_NODEFAULT,
252 OPT_POLICIES,
253 OPT_POLICY_OIDS,
254 OPT_POLICY_OIDS_CRITICAL,
255 OPT_POPO,
256 OPT_CSR,
257 OPT_OUT_TRUSTED,
258 OPT_IMPLICIT_CONFIRM,
259 OPT_DISABLE_CONFIRM,
260 OPT_CERTOUT,
261 OPT_CHAINOUT,
262
263 OPT_OLDCERT,
264 OPT_ISSUER,
265 OPT_SERIAL,
266 OPT_REVREASON,
267
268 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
269 OPT_SERVER,
270 OPT_PROXY,
271 OPT_NO_PROXY,
272 #endif
273 OPT_RECIPIENT,
274 OPT_PATH,
275 OPT_KEEP_ALIVE,
276 OPT_MSG_TIMEOUT,
277 OPT_TOTAL_TIMEOUT,
278
279 OPT_TRUSTED,
280 OPT_UNTRUSTED,
281 OPT_SRVCERT,
282 OPT_EXPECT_SENDER,
283 OPT_IGNORE_KEYUSAGE,
284 OPT_UNPROTECTED_ERRORS,
285 OPT_NO_CACHE_EXTRACERTS,
286 OPT_SRVCERTOUT,
287 OPT_EXTRACERTSOUT,
288 OPT_CACERTSOUT,
289 OPT_OLDWITHOLD,
290 OPT_NEWWITHNEW,
291 OPT_NEWWITHOLD,
292 OPT_OLDWITHNEW,
293 OPT_CRLCERT,
294 OPT_OLDCRL,
295 OPT_CRLOUT,
296
297 OPT_REF,
298 OPT_SECRET,
299 OPT_CERT,
300 OPT_OWN_TRUSTED,
301 OPT_KEY,
302 OPT_KEYPASS,
303 OPT_DIGEST,
304 OPT_MAC,
305 OPT_EXTRACERTS,
306 OPT_UNPROTECTED_REQUESTS,
307
308 OPT_CERTFORM,
309 OPT_CRLFORM,
310 OPT_KEYFORM,
311 OPT_OTHERPASS,
312 #ifndef OPENSSL_NO_ENGINE
313 OPT_ENGINE,
314 #endif
315 OPT_PROV_ENUM,
316 OPT_R_ENUM,
317
318 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
319 OPT_TLS_USED,
320 OPT_TLS_CERT,
321 OPT_TLS_KEY,
322 OPT_TLS_KEYPASS,
323 OPT_TLS_EXTRA,
324 OPT_TLS_TRUSTED,
325 OPT_TLS_HOST,
326 #endif
327
328 OPT_BATCH,
329 OPT_REPEAT,
330 OPT_REQIN,
331 OPT_REQIN_NEW_TID,
332 OPT_REQOUT,
333 OPT_REQOUT_ONLY,
334 OPT_RSPIN,
335 OPT_RSPOUT,
336 OPT_USE_MOCK_SRV,
337
338 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
339 OPT_PORT,
340 OPT_MAX_MSGS,
341 #endif
342 OPT_SRV_REF,
343 OPT_SRV_SECRET,
344 OPT_SRV_CERT,
345 OPT_SRV_KEY,
346 OPT_SRV_KEYPASS,
347 OPT_SRV_TRUSTED,
348 OPT_SRV_UNTRUSTED,
349 OPT_REF_CERT,
350 OPT_RSP_CERT,
351 OPT_RSP_KEY,
352 OPT_RSP_KEYPASS,
353 OPT_RSP_CRL,
354 OPT_RSP_EXTRACERTS,
355 OPT_RSP_CAPUBS,
356 OPT_RSP_NEWWITHNEW,
357 OPT_RSP_NEWWITHOLD,
358 OPT_RSP_OLDWITHNEW,
359 OPT_POLL_COUNT,
360 OPT_CHECK_AFTER,
361 OPT_GRANT_IMPLICITCONF,
362 OPT_PKISTATUS,
363 OPT_FAILURE,
364 OPT_FAILUREBITS,
365 OPT_STATUSSTRING,
366 OPT_SEND_ERROR,
367 OPT_SEND_UNPROTECTED,
368 OPT_SEND_UNPROT_ERR,
369 OPT_ACCEPT_UNPROTECTED,
370 OPT_ACCEPT_UNPROT_ERR,
371 OPT_ACCEPT_RAVERIFIED,
372
373 OPT_V_ENUM
374 } OPTION_CHOICE;
375
376 const OPTIONS cmp_options[] = {
377 /* entries must be in the same order as enumerated above!! */
378 { "help", OPT_HELP, '-', "Display this summary" },
379 { "config", OPT_CONFIG, 's',
380 "Configuration file to use. \"\" = none. Default from env variable OPENSSL_CONF" },
381 { "section", OPT_SECTION, 's',
382 "Section(s) in config file to get options from. \"\" = 'default'. Default 'cmp'" },
383 { "verbosity", OPT_VERBOSITY, 'N',
384 "Log level; 3=ERR, 4=WARN, 6=INFO, 7=DEBUG, 8=TRACE. Default 6 = INFO" },
385
386 OPT_SECTION("Generic message"),
387 { "cmd", OPT_CMD, 's', "CMP request to send: ir/cr/kur/p10cr/rr/genm" },
388 { "infotype", OPT_INFOTYPE, 's',
389 "InfoType name for requesting specific info in genm, with specific support" },
390 { OPT_MORE_STR, 0, 0,
391 "for 'caCerts' and 'rootCaCert'" },
392 { "profile", OPT_PROFILE, 's',
393 "Certificate profile name to place in generalInfo field of request PKIHeader" },
394 { "geninfo", OPT_GENINFO, 's',
395 "Comma-separated list of OID and value to place in generalInfo PKIHeader" },
396 { OPT_MORE_STR, 0, 0,
397 "of form <OID>:int:<n> or <OID>:str:<s>, e.g. \'1.2.3.4:int:56789, id-kp:str:name'" },
398 { "template", OPT_TEMPLATE, 's',
399 "File to save certTemplate received in genp of type certReqTemplate" },
400 { "keyspec", OPT_KEYSPEC, 's',
401 "Optional file to save Key specification received in genp of type certReqTemplate" },
402
403 OPT_SECTION("Certificate enrollment"),
404 { "newkey", OPT_NEWKEY, 's',
405 "Private or public key for the requested cert. Default: CSR key or client key" },
406 { "newkeypass", OPT_NEWKEYPASS, 's', "New private key pass phrase source" },
407 { "centralkeygen", OPT_CENTRALKEYGEN, '-',
408 "Request central (server-side) key generation. Default is local generation" },
409 { "newkeyout", OPT_NEWKEYOUT, 's',
410 "File to save centrally generated key, in PEM format" },
411 { "subject", OPT_SUBJECT, 's',
412 "Distinguished Name (DN) of subject to use in the requested cert template" },
413 { OPT_MORE_STR, 0, 0,
414 "For kur, default is subject of -csr arg or reference cert (see -oldcert)" },
415 { OPT_MORE_STR, 0, 0,
416 "this default is used for ir and cr only if no Subject Alt Names are set" },
417 { "days", OPT_DAYS, 'N',
418 "Requested validity time of the new certificate in number of days" },
419 { "reqexts", OPT_REQEXTS, 's',
420 "Name of config file section defining certificate request extensions." },
421 { OPT_MORE_STR, 0, 0,
422 "Augments or replaces any extensions contained CSR given with -csr" },
423 { "sans", OPT_SANS, 's',
424 "Subject Alt Names (IPADDR/DNS/URI) to add as (critical) cert req extension" },
425 { "san_nodefault", OPT_SAN_NODEFAULT, '-',
426 "Do not take default SANs from reference certificate (see -oldcert)" },
427 { "policies", OPT_POLICIES, 's',
428 "Name of config file section defining policies certificate request extension" },
429 { "policy_oids", OPT_POLICY_OIDS, 's',
430 "Policy OID(s) to add as policies certificate request extension" },
431 { "policy_oids_critical", OPT_POLICY_OIDS_CRITICAL, '-',
432 "Flag the policy OID(s) given with -policy_oids as critical" },
433 { "popo", OPT_POPO, 'n',
434 "Proof-of-Possession (POPO) method to use for ir/cr/kur where" },
435 { OPT_MORE_STR, 0, 0,
436 "-1 = NONE, 0 = RAVERIFIED, 1 = SIGNATURE (default), 2 = KEYENC" },
437 { "csr", OPT_CSR, 's',
438 "PKCS#10 CSR file in PEM or DER format to convert or to use in p10cr" },
439 { "out_trusted", OPT_OUT_TRUSTED, 's',
440 "Certificates to trust when verifying newly enrolled certificates" },
441 { "implicit_confirm", OPT_IMPLICIT_CONFIRM, '-',
442 "Request implicit confirmation of newly enrolled certificates" },
443 { "disable_confirm", OPT_DISABLE_CONFIRM, '-',
444 "Do not confirm newly enrolled certificate w/o requesting implicit" },
445 { OPT_MORE_STR, 0, 0,
446 "confirmation. WARNING: This leads to behavior violating RFC 9810" },
447 { "certout", OPT_CERTOUT, 's',
448 "File to save newly enrolled certificate" },
449 { "chainout", OPT_CHAINOUT, 's',
450 "File to save the chain of newly enrolled certificate" },
451
452 OPT_SECTION("Certificate enrollment and revocation"),
453
454 { "oldcert", OPT_OLDCERT, 's',
455 "Certificate to be updated (defaulting to -cert) or to be revoked in rr;" },
456 { OPT_MORE_STR, 0, 0,
457 "also used as reference (defaulting to -cert) for subject DN and SANs." },
458 { OPT_MORE_STR, 0, 0,
459 "Issuer is used as recipient unless -recipient, -srvcert, or -issuer given" },
460 { "issuer", OPT_ISSUER, 's',
461 "DN of the issuer to place in the certificate template of ir/cr/kur/rr;" },
462 { OPT_MORE_STR, 0, 0,
463 "also used as recipient if neither -recipient nor -srvcert are given" },
464 { "serial", OPT_SERIAL, 's',
465 "Serial number of certificate to be revoked in revocation request (rr)" },
466 { "revreason", OPT_REVREASON, 'n',
467 "Reason code to include in revocation request (rr); possible values:" },
468 { OPT_MORE_STR, 0, 0,
469 "0..6, 8..10 (see RFC5280, 5.3.1) or -1. Default -1 = none included" },
470
471 OPT_SECTION("Message transfer"),
472 #if defined(OPENSSL_NO_SOCK) || defined(OPENSSL_NO_HTTP)
473 { OPT_MORE_STR, 0, 0,
474 "NOTE: -server, -proxy, and -no_proxy not supported due to no-sock/no-http build" },
475 #else
476 { "server", OPT_SERVER, 's',
477 "[http[s]://]address[:port][/path] of CMP server. Default port 80 or 443." },
478 { OPT_MORE_STR, 0, 0,
479 "address may be a DNS name or an IP address; path can be overridden by -path" },
480 { "proxy", OPT_PROXY, 's',
481 "[http[s]://]address[:port][/path] of HTTP(S) proxy to use; path is ignored" },
482 { "no_proxy", OPT_NO_PROXY, 's',
483 "List of addresses of servers not to use HTTP(S) proxy for" },
484 { OPT_MORE_STR, 0, 0,
485 "Default from environment variable 'no_proxy', else 'NO_PROXY', else none" },
486 #endif
487 { "recipient", OPT_RECIPIENT, 's',
488 "DN of CA. Default: subject of -srvcert, -issuer, issuer of -oldcert or -cert" },
489 { "path", OPT_PATH, 's',
490 "HTTP path (aka CMP alias) at the CMP server. Default from -server, else \"/\"" },
491 { "keep_alive", OPT_KEEP_ALIVE, 'N',
492 "Persistent HTTP connections. 0: no, 1 (the default): request, 2: require" },
493 { "msg_timeout", OPT_MSG_TIMEOUT, 'N',
494 "Number of seconds allowed per CMP message round trip, or 0 for infinite" },
495 { "total_timeout", OPT_TOTAL_TIMEOUT, 'N',
496 "Overall time an enrollment incl. polling may take. Default 0 = infinite" },
497
498 OPT_SECTION("Server authentication"),
499 { "trusted", OPT_TRUSTED, 's',
500 "Certificates to use as trust anchors when verifying signed CMP responses" },
501 { OPT_MORE_STR, 0, 0, "unless -srvcert is given" },
502 { "untrusted", OPT_UNTRUSTED, 's',
503 "Intermediate CA certs for chain construction for CMP/TLS/enrolled certs" },
504 { "srvcert", OPT_SRVCERT, 's',
505 "Server cert to pin and trust directly when verifying signed CMP responses" },
506 { "expect_sender", OPT_EXPECT_SENDER, 's',
507 "DN of expected sender of responses. Defaults to subject of -srvcert, if any" },
508 { "ignore_keyusage", OPT_IGNORE_KEYUSAGE, '-',
509 "Ignore CMP signer cert key usage, else 'digitalSignature' must be allowed" },
510 { "unprotected_errors", OPT_UNPROTECTED_ERRORS, '-',
511 "Accept missing or invalid protection of regular error messages and negative" },
512 { OPT_MORE_STR, 0, 0,
513 "certificate responses (ip/cp/kup), revocation responses (rp), and PKIConf" },
514 { OPT_MORE_STR, 0, 0,
515 "WARNING: This setting leads to behavior allowing violation of RFC 9810" },
516 { "no_cache_extracerts", OPT_NO_CACHE_EXTRACERTS, '-',
517 "Do not keep certificates received in the extraCerts CMP message field" },
518 { "srvcertout", OPT_SRVCERTOUT, 's',
519 "File to save the server cert used and validated for CMP response protection" },
520 { "extracertsout", OPT_EXTRACERTSOUT, 's',
521 "File to save extra certificates received in the extraCerts field" },
522 { "cacertsout", OPT_CACERTSOUT, 's',
523 "File to save CA certs received in caPubs field or genp with id-it-caCerts" },
524 { "oldwithold", OPT_OLDWITHOLD, 's',
525 "Root CA certificate to request update for in genm of type rootCaCert" },
526 { "newwithnew", OPT_NEWWITHNEW, 's',
527 "File to save NewWithNew cert received in genp of type rootCaKeyUpdate" },
528 { "newwithold", OPT_NEWWITHOLD, 's',
529 "File to save NewWithOld cert received in genp of type rootCaKeyUpdate" },
530 { "oldwithnew", OPT_OLDWITHNEW, 's',
531 "File to save OldWithNew cert received in genp of type rootCaKeyUpdate" },
532 { "crlcert", OPT_CRLCERT, 's',
533 "certificate to request a CRL for in genm of type crlStatusList" },
534 { "oldcrl", OPT_OLDCRL, 's',
535 "CRL to request update for in genm of type crlStatusList" },
536 { "crlout", OPT_CRLOUT, 's',
537 "File to save new CRL received in genp of type 'crls'" },
538
539 OPT_SECTION("Client authentication"),
540 { "ref", OPT_REF, 's',
541 "Reference value to use as senderKID in case no -cert is given" },
542 { "secret", OPT_SECRET, 's',
543 "Prefer PBM (over signatures) for protecting msgs with given password source" },
544 { "cert", OPT_CERT, 's',
545 "Client's CMP signer certificate; its public key must match the -key argument" },
546 { OPT_MORE_STR, 0, 0,
547 "This also used as default reference for subject DN and SANs." },
548 { OPT_MORE_STR, 0, 0,
549 "Any further certs included are appended to the untrusted certs" },
550 { "own_trusted", OPT_OWN_TRUSTED, 's',
551 "Optional certs to verify chain building for own CMP signer cert" },
552 { "key", OPT_KEY, 's', "CMP signer private key, not used when -secret given" },
553 { "keypass", OPT_KEYPASS, 's',
554 "Client private key (and cert and old cert) pass phrase source" },
555 { "digest", OPT_DIGEST, 's',
556 "Digest to use in message protection and POPO signatures. Default \"sha256\"" },
557 { "mac", OPT_MAC, 's',
558 "MAC algorithm to use in PBM-based message protection. Default \"hmac-sha1\"" },
559 { "extracerts", OPT_EXTRACERTS, 's',
560 "Certificates to append in extraCerts field of outgoing messages." },
561 { OPT_MORE_STR, 0, 0,
562 "This can be used as the default CMP signer cert chain to include" },
563 { "unprotected_requests", OPT_UNPROTECTED_REQUESTS, '-',
564 "Send request messages without CMP-level protection" },
565
566 OPT_SECTION("Credentials format"),
567 { "certform", OPT_CERTFORM, 's',
568 "Format (PEM or DER) to use when saving a certificate to a file. Default PEM" },
569 { "crlform", OPT_CRLFORM, 's',
570 "Format (PEM or DER) to use when saving a CRL to a file. Default DER" },
571 { "keyform", OPT_KEYFORM, 's',
572 "Format of the key input (ENGINE, other values ignored)" },
573 { "otherpass", OPT_OTHERPASS, 's',
574 "Pass phrase source potentially needed for loading certificates of others" },
575 #ifndef OPENSSL_NO_ENGINE
576 { "engine", OPT_ENGINE, 's',
577 "Use crypto engine with given identifier, possibly a hardware device." },
578 { OPT_MORE_STR, 0, 0,
579 "Engines may also be defined in OpenSSL config file engine section." },
580 #endif
581 OPT_PROV_OPTIONS,
582 OPT_R_OPTIONS,
583
584 OPT_SECTION("TLS connection"),
585 #if defined(OPENSSL_NO_SOCK) || defined(OPENSSL_NO_HTTP)
586 { OPT_MORE_STR, 0, 0,
587 "NOTE: -tls_used and all other TLS options not supported due to no-sock/no-http build" },
588 #else
589 { "tls_used", OPT_TLS_USED, '-',
590 "Enable using TLS (also when other TLS options are not set)" },
591 { "tls_cert", OPT_TLS_CERT, 's',
592 "Client's TLS certificate. May include chain to be provided to TLS server" },
593 { "tls_key", OPT_TLS_KEY, 's',
594 "Private key for the client's TLS certificate" },
595 { "tls_keypass", OPT_TLS_KEYPASS, 's',
596 "Pass phrase source for the client's private TLS key (and TLS cert)" },
597 { "tls_extra", OPT_TLS_EXTRA, 's',
598 "Extra certificates to provide to TLS server during TLS handshake" },
599 { "tls_trusted", OPT_TLS_TRUSTED, 's',
600 "Trusted certificates to use for verifying the TLS server certificate;" },
601 { OPT_MORE_STR, 0, 0, "this implies hostname validation" },
602 { "tls_host", OPT_TLS_HOST, 's',
603 "Address to be checked (rather than -server) during TLS hostname validation" },
604 #endif
605
606 OPT_SECTION("Client-side debugging"),
607 { "batch", OPT_BATCH, '-',
608 "Do not interactively prompt for input when a password is required etc." },
609 { "repeat", OPT_REPEAT, 'p',
610 "Invoke the transaction the given positive number of times. Default 1" },
611 { "reqin", OPT_REQIN, 's',
612 "Take sequence of CMP requests to send to server from file(s)" },
613 { "reqin_new_tid", OPT_REQIN_NEW_TID, '-',
614 "Use fresh transactionID for CMP requests read from -reqin" },
615 { "reqout", OPT_REQOUT, 's',
616 "Save sequence of CMP requests created by the client to file(s)" },
617 { "reqout_only", OPT_REQOUT_ONLY, 's',
618 "Save first CMP request created by the client to file and exit" },
619 { "rspin", OPT_RSPIN, 's',
620 "Process sequence of CMP responses provided in file(s), skipping server" },
621 { "rspout", OPT_RSPOUT, 's',
622 "Save sequence of actually used CMP responses to file(s)" },
623
624 { "use_mock_srv", OPT_USE_MOCK_SRV, '-',
625 "Use internal mock server at API level, bypassing socket-based HTTP" },
626
627 OPT_SECTION("Mock server"),
628 #if defined(OPENSSL_NO_SOCK) || defined(OPENSSL_NO_HTTP)
629 { OPT_MORE_STR, 0, 0,
630 "NOTE: -port and -max_msgs not supported due to no-sock/no-http build" },
631 #else
632 { "port", OPT_PORT, 's',
633 "Act as HTTP-based mock server listening on given port" },
634 { "max_msgs", OPT_MAX_MSGS, 'N',
635 "max number of messages handled by HTTP mock server. Default: 0 = unlimited" },
636 #endif
637
638 { "srv_ref", OPT_SRV_REF, 's',
639 "Reference value to use as senderKID of server in case no -srv_cert is given" },
640 { "srv_secret", OPT_SRV_SECRET, 's',
641 "Password source for server authentication with a pre-shared key (secret)" },
642 { "srv_cert", OPT_SRV_CERT, 's', "Certificate of the server" },
643 { "srv_key", OPT_SRV_KEY, 's',
644 "Private key used by the server for signing messages" },
645 { "srv_keypass", OPT_SRV_KEYPASS, 's',
646 "Server private key (and cert) pass phrase source" },
647
648 { "srv_trusted", OPT_SRV_TRUSTED, 's',
649 "Trusted certificates for client authentication" },
650 { "srv_untrusted", OPT_SRV_UNTRUSTED, 's',
651 "Intermediate certs that may be useful for verifying CMP protection" },
652 { "ref_cert", OPT_RSP_CERT, 's',
653 "Certificate to be expected for rr and any oldCertID in kur messages" },
654 { "rsp_cert", OPT_RSP_CERT, 's',
655 "Certificate to be returned as mock enrollment result" },
656 { "rsp_key", OPT_RSP_KEY, 's',
657 "Private key for the certificate to be returned as mock enrollment result" },
658 { OPT_MORE_STR, 0, 0,
659 "Key to be returned for central key pair generation" },
660 { "rsp_keypass", OPT_RSP_KEYPASS, 's',
661 "Response private key (and cert) pass phrase source" },
662 { "rsp_crl", OPT_RSP_CRL, 's',
663 "CRL to be returned in genp of type crls" },
664 { "rsp_extracerts", OPT_RSP_EXTRACERTS, 's',
665 "Extra certificates to be included in mock certification responses" },
666 { "rsp_capubs", OPT_RSP_CAPUBS, 's',
667 "CA certificates to be included in mock ip response" },
668 { "rsp_newwithnew", OPT_RSP_NEWWITHNEW, 's',
669 "New root CA certificate to include in genp of type rootCaKeyUpdate" },
670 { "rsp_newwithold", OPT_RSP_NEWWITHOLD, 's',
671 "NewWithOld transition cert to include in genp of type rootCaKeyUpdate" },
672 { "rsp_oldwithnew", OPT_RSP_OLDWITHNEW, 's',
673 "OldWithNew transition cert to include in genp of type rootCaKeyUpdate" },
674 { "poll_count", OPT_POLL_COUNT, 'N',
675 "Number of times the client must poll before receiving a certificate" },
676 { "check_after", OPT_CHECK_AFTER, 'N',
677 "The check_after value (time to wait) to include in poll response" },
678 { "grant_implicitconf", OPT_GRANT_IMPLICITCONF, '-',
679 "Grant implicit confirmation of newly enrolled certificate" },
680
681 { "pkistatus", OPT_PKISTATUS, 'N',
682 "PKIStatus to be included in server response. Possible values: 0..6" },
683 { "failure", OPT_FAILURE, 'N',
684 "A single failure info bit number to include in server response, 0..26" },
685 { "failurebits", OPT_FAILUREBITS, 'N',
686 "Number representing failure bits to include in server response, 0..2^27 - 1" },
687 { "statusstring", OPT_STATUSSTRING, 's',
688 "Status string to be included in server response" },
689 { "send_error", OPT_SEND_ERROR, '-',
690 "Force server to reply with error message" },
691 { "send_unprotected", OPT_SEND_UNPROTECTED, '-',
692 "Send response messages without CMP-level protection" },
693 { "send_unprot_err", OPT_SEND_UNPROT_ERR, '-',
694 "In case of negative responses, server shall send unprotected error messages," },
695 { OPT_MORE_STR, 0, 0,
696 "certificate responses (ip/cp/kup), and revocation responses (rp)." },
697 { OPT_MORE_STR, 0, 0,
698 "WARNING: This setting leads to behavior violating RFC 9810" },
699 { "accept_unprotected", OPT_ACCEPT_UNPROTECTED, '-',
700 "Accept missing or invalid protection of requests" },
701 { "accept_unprot_err", OPT_ACCEPT_UNPROT_ERR, '-',
702 "Accept unprotected error messages from client" },
703 { "accept_raverified", OPT_ACCEPT_RAVERIFIED, '-',
704 "Accept RAVERIFIED as proof-of-possession (POPO)" },
705
706 OPT_V_OPTIONS,
707 { NULL }
708 };
709
710 typedef union {
711 char **txt;
712 int *num;
713 long *num_long;
714 } varref;
715 static varref cmp_vars[] = { /* must be in same order as enumerated above! */
716 { &opt_config }, { &opt_section }, { (char **)&opt_verbosity },
717
718 { &opt_cmd_s }, { &opt_infotype_s }, { &opt_profile }, { &opt_geninfo },
719 { &opt_template }, { &opt_keyspec },
720
721 { &opt_newkey }, { &opt_newkeypass }, { (char **)&opt_centralkeygen },
722 { &opt_newkeyout }, { &opt_subject }, { (char **)&opt_days }, { &opt_reqexts },
723 { &opt_sans }, { (char **)&opt_san_nodefault },
724 { &opt_policies }, { &opt_policy_oids }, { (char **)&opt_policy_oids_critical },
725 { (char **)&opt_popo }, { &opt_csr },
726 { &opt_out_trusted },
727 { (char **)&opt_implicit_confirm }, { (char **)&opt_disable_confirm },
728 { &opt_certout }, { &opt_chainout },
729
730 { &opt_oldcert }, { &opt_issuer }, { &opt_serial }, { (char **)&opt_revreason },
731
732 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
733 { &opt_server }, { &opt_proxy }, { &opt_no_proxy },
734 #endif
735 { &opt_recipient }, { &opt_path }, { (char **)&opt_keep_alive },
736 { (char **)&opt_msg_timeout }, { (char **)&opt_total_timeout },
737
738 { &opt_trusted }, { &opt_untrusted }, { &opt_srvcert },
739 { &opt_expect_sender },
740 { (char **)&opt_ignore_keyusage }, { (char **)&opt_unprotected_errors },
741 { (char **)&opt_no_cache_extracerts },
742 { &opt_srvcertout }, { &opt_extracertsout }, { &opt_cacertsout },
743 { &opt_oldwithold }, { &opt_newwithnew }, { &opt_newwithold }, { &opt_oldwithnew },
744 { &opt_crlcert }, { &opt_oldcrl }, { &opt_crlout },
745
746 { &opt_ref }, { &opt_secret },
747 { &opt_cert }, { &opt_own_trusted }, { &opt_key }, { &opt_keypass },
748 { &opt_digest }, { &opt_mac }, { &opt_extracerts },
749 { (char **)&opt_unprotected_requests },
750
751 { &opt_certform_s }, { &opt_crlform_s }, { &opt_keyform_s },
752 { &opt_otherpass },
753 #ifndef OPENSSL_NO_ENGINE
754 { &opt_engine },
755 #endif
756
757 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
758 { (char **)&opt_tls_used }, { &opt_tls_cert }, { &opt_tls_key },
759 { &opt_tls_keypass },
760 { &opt_tls_extra }, { &opt_tls_trusted }, { &opt_tls_host },
761 #endif
762
763 { (char **)&opt_batch }, { (char **)&opt_repeat },
764 { &opt_reqin }, { (char **)&opt_reqin_new_tid },
765 { &opt_reqout }, { &opt_reqout_only }, { &opt_rspin }, { &opt_rspout },
766
767 { (char **)&opt_use_mock_srv },
768 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
769 { &opt_port }, { (char **)&opt_max_msgs },
770 #endif
771 { &opt_srv_ref }, { &opt_srv_secret },
772 { &opt_srv_cert }, { &opt_srv_key }, { &opt_srv_keypass },
773 { &opt_srv_trusted }, { &opt_srv_untrusted },
774 { &opt_ref_cert }, { &opt_rsp_cert }, { &opt_rsp_key }, { &opt_rsp_keypass },
775 { &opt_rsp_crl }, { &opt_rsp_extracerts }, { &opt_rsp_capubs },
776 { &opt_rsp_newwithnew }, { &opt_rsp_newwithold }, { &opt_rsp_oldwithnew },
777
778 { (char **)&opt_poll_count }, { (char **)&opt_check_after },
779 { (char **)&opt_grant_implicitconf },
780 { (char **)&opt_pkistatus }, { (char **)&opt_failure },
781 { (char **)&opt_failurebits }, { &opt_statusstring },
782 { (char **)&opt_send_error }, { (char **)&opt_send_unprotected },
783 { (char **)&opt_send_unprot_err }, { (char **)&opt_accept_unprotected },
784 { (char **)&opt_accept_unprot_err }, { (char **)&opt_accept_raverified },
785
786 { NULL }
787 };
788
789 #define FUNC (strcmp(OPENSSL_FUNC, "(unknown function)") == 0 \
790 ? "CMP" \
791 : OPENSSL_FUNC)
792 #define CMP_print(bio, level, prefix, msg, a1, a2, a3) \
793 ((void)(level > opt_verbosity ? 0 : (BIO_printf(bio, "%s:%s:%d:CMP %s: " msg "\n", FUNC, OPENSSL_FILE, OPENSSL_LINE, prefix, a1, a2, a3))))
794 #define CMP_DEBUG(m, a1, a2, a3) \
795 CMP_print(bio_out, OSSL_CMP_LOG_DEBUG, "debug", m, a1, a2, a3)
796 #define CMP_debug(msg) CMP_DEBUG(msg "%s%s%s", "", "", "")
797 #define CMP_debug1(msg, a1) CMP_DEBUG(msg "%s%s", a1, "", "")
798 #define CMP_debug2(msg, a1, a2) CMP_DEBUG(msg "%s", a1, a2, "")
799 #define CMP_debug3(msg, a1, a2, a3) CMP_DEBUG(msg, a1, a2, a3)
800 #define CMP_INFO(msg, a1, a2, a3) \
801 CMP_print(bio_out, OSSL_CMP_LOG_INFO, "info", msg, a1, a2, a3)
802 #define CMP_info(msg) CMP_INFO(msg "%s%s%s", "", "", "")
803 #define CMP_info1(msg, a1) CMP_INFO(msg "%s%s", a1, "", "")
804 #define CMP_info2(msg, a1, a2) CMP_INFO(msg "%s", a1, a2, "")
805 #define CMP_info3(msg, a1, a2, a3) CMP_INFO(msg, a1, a2, a3)
806 #define CMP_WARN(m, a1, a2, a3) \
807 CMP_print(bio_out, OSSL_CMP_LOG_WARNING, "warning", m, a1, a2, a3)
808 #define CMP_warn(msg) CMP_WARN(msg "%s%s%s", "", "", "")
809 #define CMP_warn1(msg, a1) CMP_WARN(msg "%s%s", a1, "", "")
810 #define CMP_warn2(msg, a1, a2) CMP_WARN(msg "%s", a1, a2, "")
811 #define CMP_warn3(msg, a1, a2, a3) CMP_WARN(msg, a1, a2, a3)
812 #define CMP_ERR(msg, a1, a2, a3) \
813 CMP_print(bio_err, OSSL_CMP_LOG_ERR, "error", msg, a1, a2, a3)
814 #define CMP_err(msg) CMP_ERR(msg "%s%s%s", "", "", "")
815 #define CMP_err1(msg, a1) CMP_ERR(msg "%s%s", a1, "", "")
816 #define CMP_err2(msg, a1, a2) CMP_ERR(msg "%s", a1, a2, "")
817 #define CMP_err3(msg, a1, a2, a3) CMP_ERR(msg, a1, a2, a3)
818
print_to_bio_out(const char * func,const char * file,int line,OSSL_CMP_severity level,const char * msg)819 static int print_to_bio_out(const char *func, const char *file, int line,
820 OSSL_CMP_severity level, const char *msg)
821 {
822 return OSSL_CMP_print_to_bio(bio_out, func, file, line, level, msg);
823 }
824
print_to_bio_err(const char * func,const char * file,int line,OSSL_CMP_severity level,const char * msg)825 static int print_to_bio_err(const char *func, const char *file, int line,
826 OSSL_CMP_severity level, const char *msg)
827 {
828 return OSSL_CMP_print_to_bio(bio_err, func, file, line, level, msg);
829 }
830
set_verbosity(int level)831 static int set_verbosity(int level)
832 {
833 if (level < OSSL_CMP_LOG_EMERG || level > OSSL_CMP_LOG_MAX) {
834 CMP_err1("Logging verbosity level %d out of range (0 .. 8)", level);
835 return 0;
836 }
837 opt_verbosity = level;
838 return 1;
839 }
840
load_key_pwd(const char * uri,int format,const char * pass,ENGINE * eng,const char * desc)841 static EVP_PKEY *load_key_pwd(const char *uri, int format,
842 const char *pass, ENGINE *eng, const char *desc)
843 {
844 char *pass_string = get_passwd(pass, desc);
845 EVP_PKEY *pkey = load_key(uri, format, 0, pass_string, eng, desc);
846
847 clear_free(pass_string);
848 return pkey;
849 }
850
load_cert_pwd(const char * uri,const char * pass,const char * desc)851 static X509 *load_cert_pwd(const char *uri, const char *pass, const char *desc)
852 {
853 X509 *cert;
854 char *pass_string = get_passwd(pass, desc);
855
856 cert = load_cert_pass(uri, FORMAT_UNDEF, 0, pass_string, desc);
857 clear_free(pass_string);
858 return cert;
859 }
860
861 /* set expected hostname/IP addr and clears the email addr in the given ts */
truststore_set_host_etc(X509_STORE * ts,const char * host)862 static int truststore_set_host_etc(X509_STORE *ts, const char *host)
863 {
864 X509_VERIFY_PARAM *ts_vpm = X509_STORE_get0_param(ts);
865
866 /* first clear any hostnames, IP, and email addresses */
867 if (!X509_VERIFY_PARAM_set1_host(ts_vpm, NULL, 0)
868 || !X509_VERIFY_PARAM_set1_ip(ts_vpm, NULL, 0)
869 || !X509_VERIFY_PARAM_set1_email(ts_vpm, NULL, 0))
870 return 0;
871 X509_VERIFY_PARAM_set_hostflags(ts_vpm,
872 X509_CHECK_FLAG_ALWAYS_CHECK_SUBJECT | X509_CHECK_FLAG_NO_PARTIAL_WILDCARDS);
873 return (host != NULL && X509_VERIFY_PARAM_set1_ip_asc(ts_vpm, host))
874 || X509_VERIFY_PARAM_set1_host(ts_vpm, host, 0);
875 }
876
877 /* write OSSL_CMP_MSG DER-encoded to the specified file name item */
write_PKIMESSAGE(const OSSL_CMP_MSG * msg,char ** filenames)878 static int write_PKIMESSAGE(const OSSL_CMP_MSG *msg, char **filenames)
879 {
880 char *file;
881
882 if (msg == NULL || filenames == NULL) {
883 CMP_err("NULL arg to write_PKIMESSAGE");
884 return 0;
885 }
886 if (*filenames == NULL) {
887 CMP_err("not enough file names provided for writing PKIMessage");
888 return 0;
889 }
890
891 file = *filenames;
892 *filenames = next_item(file);
893 if (OSSL_CMP_MSG_write(file, msg) < 0) {
894 CMP_err1("cannot write PKIMessage to file '%s'", file);
895 return 0;
896 }
897 return 1;
898 }
899
900 /* read DER-encoded OSSL_CMP_MSG from the specified file name item */
read_PKIMESSAGE(const char * desc,char ** filenames)901 static OSSL_CMP_MSG *read_PKIMESSAGE(const char *desc, char **filenames)
902 {
903 char *file;
904 OSSL_CMP_MSG *ret;
905
906 if (filenames == NULL || desc == NULL) {
907 CMP_err("NULL arg to read_PKIMESSAGE");
908 return NULL;
909 }
910 if (*filenames == NULL) {
911 CMP_err("not enough file names provided for reading PKIMessage");
912 return NULL;
913 }
914
915 file = *filenames;
916 *filenames = next_item(file);
917
918 ret = OSSL_CMP_MSG_read(file, app_get0_libctx(), app_get0_propq());
919 if (ret == NULL)
920 CMP_err1("cannot read PKIMessage from file '%s'", file);
921 else
922 CMP_info2("%s %s", desc, file);
923 return ret;
924 }
925
926 /*-
927 * Sends the PKIMessage req and on success place the response in *res
928 * basically like OSSL_CMP_MSG_http_perform(), but in addition allows
929 * to dump the sequence of requests and responses to files and/or
930 * to take the sequence of requests and responses from files.
931 */
read_write_req_resp(OSSL_CMP_CTX * ctx,const OSSL_CMP_MSG * req)932 static OSSL_CMP_MSG *read_write_req_resp(OSSL_CMP_CTX *ctx,
933 const OSSL_CMP_MSG *req)
934 {
935 OSSL_CMP_MSG *req_new = NULL;
936 OSSL_CMP_MSG *res = NULL;
937 OSSL_CMP_PKIHEADER *hdr;
938 const char *prev_opt_rspin = opt_rspin;
939
940 if (opt_reqout_only != NULL) {
941 if (OSSL_CMP_MSG_write(opt_reqout_only, req) < 0)
942 CMP_err1("cannot write request PKIMessage to file '%s'",
943 opt_reqout_only);
944 else
945 reqout_only_done = 1;
946 return NULL; /* stop at this point, not contacting any server */
947 }
948 if (opt_reqout != NULL && !write_PKIMESSAGE(req, &opt_reqout))
949 goto err;
950 if (opt_reqin != NULL && opt_rspin == NULL) {
951 if ((req_new = read_PKIMESSAGE("actually sending", &opt_reqin)) == NULL)
952 goto err;
953 /*-
954 * The transaction ID in req_new read from opt_reqin may not be fresh.
955 * In this case the server may complain "Transaction id already in use."
956 * The following workaround unfortunately requires re-protection.
957 */
958 if (opt_reqin_new_tid
959 && !OSSL_CMP_MSG_update_transactionID(ctx, req_new))
960 goto err;
961
962 /*
963 * Except for first request, need to satisfy recipNonce check by server.
964 * Unfortunately requires re-protection if protection is required.
965 */
966 if (!OSSL_CMP_MSG_update_recipNonce(ctx, req_new))
967 goto err;
968 }
969
970 if (opt_rspin != NULL) {
971 res = read_PKIMESSAGE("actually using", &opt_rspin);
972 } else {
973 const OSSL_CMP_MSG *actual_req = req_new != NULL ? req_new : req;
974
975 if (opt_use_mock_srv) {
976 if (rspin_in_use)
977 CMP_warn("too few -rspin filename arguments; resorting to using mock server");
978 res = OSSL_CMP_CTX_server_perform(ctx, actual_req);
979 } else {
980 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
981 if (opt_server == NULL) {
982 CMP_err("missing -server or -use_mock_srv option, or too few -rspin filename arguments");
983 goto err;
984 }
985 if (rspin_in_use)
986 CMP_warn("too few -rspin filename arguments; resorting to contacting server");
987 res = OSSL_CMP_MSG_http_perform(ctx, actual_req);
988 #else
989 CMP_err("-server not supported on no-sock/no-http build; missing -use_mock_srv option or too few -rspin filename arguments");
990 #endif
991 }
992 rspin_in_use = 0;
993 }
994 if (res == NULL)
995 goto err;
996
997 if (req_new != NULL || prev_opt_rspin != NULL) {
998 /* need to satisfy nonce and transactionID checks by client */
999 ASN1_OCTET_STRING *nonce;
1000 ASN1_OCTET_STRING *tid;
1001
1002 hdr = OSSL_CMP_MSG_get0_header(res);
1003 nonce = OSSL_CMP_HDR_get0_recipNonce(hdr);
1004 tid = OSSL_CMP_HDR_get0_transactionID(hdr);
1005 if (!OSSL_CMP_CTX_set1_senderNonce(ctx, nonce)
1006 || !OSSL_CMP_CTX_set1_transactionID(ctx, tid)) {
1007 OSSL_CMP_MSG_free(res);
1008 res = NULL;
1009 goto err;
1010 }
1011 }
1012
1013 if (opt_rspout != NULL && !write_PKIMESSAGE(res, &opt_rspout)) {
1014 OSSL_CMP_MSG_free(res);
1015 res = NULL;
1016 }
1017
1018 err:
1019 OSSL_CMP_MSG_free(req_new);
1020 return res;
1021 }
1022
set_name(const char * str,int (* set_fn)(OSSL_CMP_CTX * ctx,const X509_NAME * name),OSSL_CMP_CTX * ctx,const char * desc)1023 static int set_name(const char *str,
1024 int (*set_fn)(OSSL_CMP_CTX *ctx, const X509_NAME *name),
1025 OSSL_CMP_CTX *ctx, const char *desc)
1026 {
1027 if (str != NULL) {
1028 X509_NAME *n = parse_name(str, MBSTRING_UTF8, 1, desc);
1029
1030 if (n == NULL)
1031 return 0;
1032 if (!(*set_fn)(ctx, n)) {
1033 X509_NAME_free(n);
1034 CMP_err("out of memory");
1035 return 0;
1036 }
1037 X509_NAME_free(n);
1038 }
1039 return 1;
1040 }
1041
set_gennames(OSSL_CMP_CTX * ctx,char * names,const char * desc)1042 static int set_gennames(OSSL_CMP_CTX *ctx, char *names, const char *desc)
1043 {
1044 char *next;
1045
1046 for (; names != NULL; names = next) {
1047 GENERAL_NAME *n;
1048
1049 next = next_item(names);
1050 if (strcmp(names, "critical") == 0) {
1051 (void)OSSL_CMP_CTX_set_option(ctx,
1052 OSSL_CMP_OPT_SUBJECTALTNAME_CRITICAL,
1053 1);
1054 continue;
1055 }
1056
1057 /* try IP address first, then email/URI/domain name */
1058 (void)ERR_set_mark();
1059 n = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_IPADD, names, 0);
1060 if (n == NULL)
1061 n = a2i_GENERAL_NAME(NULL, NULL, NULL,
1062 strchr(names, '@') != NULL ? GEN_EMAIL : strchr(names, ':') != NULL ? GEN_URI
1063 : GEN_DNS,
1064 names, 0);
1065 (void)ERR_pop_to_mark();
1066
1067 if (n == NULL) {
1068 CMP_err2("bad syntax of %s '%s'", desc, names);
1069 return 0;
1070 }
1071 if (!OSSL_CMP_CTX_push1_subjectAltName(ctx, n)) {
1072 GENERAL_NAME_free(n);
1073 CMP_err("out of memory");
1074 return 0;
1075 }
1076 GENERAL_NAME_free(n);
1077 }
1078 return 1;
1079 }
1080
load_trusted(char * input,int for_new_cert,const char * desc)1081 static X509_STORE *load_trusted(char *input, int for_new_cert, const char *desc)
1082 {
1083 X509_STORE *ts = load_certstore(input, opt_otherpass, desc, vpm);
1084
1085 if (ts == NULL)
1086 return NULL;
1087 X509_STORE_set_verify_cb(ts, X509_STORE_CTX_print_verify_cb);
1088
1089 /* copy vpm to store */
1090 if (X509_STORE_set1_param(ts, vpm /* may be NULL */)
1091 && (for_new_cert || truststore_set_host_etc(ts, NULL)))
1092 return ts;
1093 BIO_printf(bio_err, "error setting verification parameters for %s\n", desc);
1094 OSSL_CMP_CTX_print_errors(cmp_ctx);
1095 X509_STORE_free(ts);
1096 return NULL;
1097 }
1098
1099 typedef int (*add_X509_fn_t)(void *ctx, const X509 *cert);
setup_cert(void * ctx,const char * file,const char * pass,const char * desc,add_X509_fn_t set1_fn)1100 static int setup_cert(void *ctx, const char *file, const char *pass,
1101 const char *desc, add_X509_fn_t set1_fn)
1102 {
1103 X509 *cert;
1104 int ok;
1105
1106 if (file == NULL)
1107 return 1;
1108 if ((cert = load_cert_pwd(file, pass, desc)) == NULL)
1109 return 0;
1110 ok = (*set1_fn)(ctx, cert);
1111 X509_free(cert);
1112 return ok;
1113 }
1114
1115 typedef int (*add_X509_stack_fn_t)(void *ctx, const STACK_OF(X509) *certs);
setup_certs(char * files,const char * desc,void * ctx,add_X509_stack_fn_t set1_fn)1116 static int setup_certs(char *files, const char *desc, void *ctx,
1117 add_X509_stack_fn_t set1_fn)
1118 {
1119 STACK_OF(X509) *certs;
1120 int ok;
1121
1122 if (files == NULL)
1123 return 1;
1124 if ((certs = load_certs_multifile(files, opt_otherpass, desc, vpm)) == NULL)
1125 return 0;
1126 ok = (*set1_fn)(ctx, certs);
1127 OSSL_STACK_OF_X509_free(certs);
1128 return ok;
1129 }
1130
setup_mock_crlout(void * ctx,const char * file,const char * desc)1131 static int setup_mock_crlout(void *ctx, const char *file, const char *desc)
1132 {
1133 X509_CRL *crl;
1134 int ok;
1135
1136 if (file == NULL)
1137 return 1;
1138 if ((crl = load_crl(file, FORMAT_UNDEF, 0, desc)) == NULL)
1139 return 0;
1140 ok = ossl_cmp_mock_srv_set1_crlOut(ctx, crl);
1141 X509_CRL_free(crl);
1142 return ok;
1143 }
1144 /*
1145 * parse and transform some options, checking their syntax.
1146 * Returns 1 on success, 0 on error
1147 */
transform_opts(void)1148 static int transform_opts(void)
1149 {
1150 if (opt_cmd_s != NULL) {
1151 if (!strcmp(opt_cmd_s, "ir")) {
1152 opt_cmd = CMP_IR;
1153 } else if (!strcmp(opt_cmd_s, "kur")) {
1154 opt_cmd = CMP_KUR;
1155 } else if (!strcmp(opt_cmd_s, "cr")) {
1156 opt_cmd = CMP_CR;
1157 } else if (!strcmp(opt_cmd_s, "p10cr")) {
1158 opt_cmd = CMP_P10CR;
1159 } else if (!strcmp(opt_cmd_s, "rr")) {
1160 opt_cmd = CMP_RR;
1161 } else if (!strcmp(opt_cmd_s, "genm")) {
1162 opt_cmd = CMP_GENM;
1163 } else {
1164 CMP_err1("unknown cmp command '%s'", opt_cmd_s);
1165 return 0;
1166 }
1167 } else {
1168 CMP_err("no cmp command to execute");
1169 return 0;
1170 }
1171
1172 #ifndef OPENSSL_NO_ENGINE
1173 #define FORMAT_OPTIONS (OPT_FMT_PEMDER | OPT_FMT_PKCS12 | OPT_FMT_ENGINE)
1174 #else
1175 #define FORMAT_OPTIONS (OPT_FMT_PEMDER | OPT_FMT_PKCS12)
1176 #endif
1177
1178 if (opt_keyform_s != NULL
1179 && !opt_format(opt_keyform_s, FORMAT_OPTIONS, &opt_keyform)) {
1180 CMP_err("unknown option given for key loading format");
1181 return 0;
1182 }
1183
1184 #undef FORMAT_OPTIONS
1185
1186 if (opt_certform_s != NULL
1187 && !opt_format(opt_certform_s, OPT_FMT_PEMDER, &opt_certform)) {
1188 CMP_err("unknown option given for certificate storing format");
1189 return 0;
1190 }
1191 if (opt_crlform_s != NULL
1192 && !opt_format(opt_crlform_s, OPT_FMT_PEMDER, &opt_crlform)) {
1193 CMP_err("unknown option given for CRL storing format");
1194 return 0;
1195 }
1196
1197 return 1;
1198 }
1199
setup_srv_ctx(ENGINE * engine)1200 static OSSL_CMP_SRV_CTX *setup_srv_ctx(ENGINE *engine)
1201 {
1202 OSSL_CMP_CTX *ctx; /* extra CMP (client) ctx partly used by server */
1203 OSSL_CMP_SRV_CTX *srv_ctx = ossl_cmp_mock_srv_new(app_get0_libctx(),
1204 app_get0_propq());
1205
1206 if (srv_ctx == NULL)
1207 return NULL;
1208 ctx = OSSL_CMP_SRV_CTX_get0_cmp_ctx(srv_ctx);
1209
1210 if (opt_srv_ref == NULL) {
1211 if (opt_srv_cert == NULL) {
1212 /* opt_srv_cert should determine the sender */
1213 CMP_err("must give -srv_ref for mock server if no -srv_cert given");
1214 goto err;
1215 }
1216 } else {
1217 if (!OSSL_CMP_CTX_set1_referenceValue(ctx, (unsigned char *)opt_srv_ref,
1218 strlen(opt_srv_ref)))
1219 goto err;
1220 }
1221
1222 if (opt_srv_secret != NULL) {
1223 int res;
1224 char *pass_str = get_passwd(opt_srv_secret, "PBMAC secret of mock server");
1225
1226 if (pass_str != NULL) {
1227 cleanse(opt_srv_secret);
1228 res = OSSL_CMP_CTX_set1_secretValue(ctx, (unsigned char *)pass_str,
1229 strlen(pass_str));
1230 clear_free(pass_str);
1231 if (res == 0)
1232 goto err;
1233 }
1234 } else if (opt_srv_cert == NULL) {
1235 CMP_err("server credentials (-srv_secret or -srv_cert) must be given if -use_mock_srv or -port is used");
1236 goto err;
1237 } else {
1238 CMP_warn("server will not be able to handle PBM-protected requests since -srv_secret is not given");
1239 }
1240
1241 if (opt_srv_secret == NULL
1242 && ((opt_srv_cert == NULL) != (opt_srv_key == NULL))) {
1243 CMP_err("must give both -srv_cert and -srv_key options or neither");
1244 goto err;
1245 }
1246 if (!setup_cert(ctx, opt_srv_cert, opt_srv_keypass,
1247 "signer certificate of the mock server",
1248 (add_X509_fn_t)OSSL_CMP_CTX_set1_cert))
1249 goto err;
1250 if (opt_srv_key != NULL) {
1251 EVP_PKEY *pkey = load_key_pwd(opt_srv_key, opt_keyform,
1252 opt_srv_keypass,
1253 engine, "private key for mock server cert");
1254
1255 if (pkey == NULL || !OSSL_CMP_CTX_set1_pkey(ctx, pkey)) {
1256 EVP_PKEY_free(pkey);
1257 goto err;
1258 }
1259 EVP_PKEY_free(pkey);
1260 }
1261 cleanse(opt_srv_keypass);
1262
1263 if (opt_srv_trusted != NULL) {
1264 X509_STORE *ts = load_trusted(opt_srv_trusted, 0, "certs trusted by mock server");
1265
1266 if (ts == NULL || !OSSL_CMP_CTX_set0_trusted(ctx, ts)) {
1267 X509_STORE_free(ts);
1268 goto err;
1269 }
1270 } else {
1271 CMP_warn("mock server will not be able to handle signature-protected requests since -srv_trusted is not given");
1272 }
1273 if (!setup_certs(opt_srv_untrusted,
1274 "untrusted certificates for mock server", ctx,
1275 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_untrusted))
1276 goto err;
1277
1278 if (!setup_cert(srv_ctx, opt_ref_cert, opt_otherpass,
1279 "reference cert to be expected by the mock server",
1280 (add_X509_fn_t)ossl_cmp_mock_srv_set1_refCert))
1281 goto err;
1282 if (opt_rsp_cert == NULL) {
1283 CMP_warn("no -rsp_cert given for mock server");
1284 } else {
1285 if (!setup_cert(srv_ctx, opt_rsp_cert, opt_rsp_keypass,
1286 "cert the mock server returns on certificate requests",
1287 (add_X509_fn_t)ossl_cmp_mock_srv_set1_certOut))
1288 goto err;
1289 }
1290 if (opt_rsp_key != NULL) {
1291 EVP_PKEY *pkey = load_key_pwd(opt_rsp_key, opt_keyform,
1292 opt_rsp_keypass, engine,
1293 "private key for enrollment cert");
1294
1295 if (pkey == NULL
1296 || !ossl_cmp_mock_srv_set1_keyOut(srv_ctx, pkey)) {
1297 EVP_PKEY_free(pkey);
1298 goto err;
1299 }
1300 EVP_PKEY_free(pkey);
1301 }
1302 cleanse(opt_rsp_keypass);
1303
1304 if (!setup_mock_crlout(srv_ctx, opt_rsp_crl,
1305 "CRL to be returned by the mock server"))
1306 goto err;
1307 if (!setup_certs(opt_rsp_extracerts,
1308 "CMP extra certificates for mock server", srv_ctx,
1309 (add_X509_stack_fn_t)ossl_cmp_mock_srv_set1_chainOut))
1310 goto err;
1311 if (!setup_certs(opt_rsp_capubs, "caPubs for mock server", srv_ctx,
1312 (add_X509_stack_fn_t)ossl_cmp_mock_srv_set1_caPubsOut))
1313 goto err;
1314 if (!setup_cert(srv_ctx, opt_rsp_newwithnew, opt_otherpass,
1315 "NewWithNew cert the mock server returns in rootCaKeyUpdate",
1316 (add_X509_fn_t)ossl_cmp_mock_srv_set1_newWithNew)
1317 || !setup_cert(srv_ctx, opt_rsp_newwithold, opt_otherpass,
1318 "NewWithOld cert the mock server returns in rootCaKeyUpdate",
1319 (add_X509_fn_t)ossl_cmp_mock_srv_set1_newWithOld)
1320 || !setup_cert(srv_ctx, opt_rsp_oldwithnew, opt_otherpass,
1321 "OldWithNew cert the mock server returns in rootCaKeyUpdate",
1322 (add_X509_fn_t)ossl_cmp_mock_srv_set1_oldWithNew))
1323 goto err;
1324 (void)ossl_cmp_mock_srv_set_pollCount(srv_ctx, opt_poll_count);
1325 (void)ossl_cmp_mock_srv_set_checkAfterTime(srv_ctx, opt_check_after);
1326 if (opt_grant_implicitconf)
1327 (void)OSSL_CMP_SRV_CTX_set_grant_implicit_confirm(srv_ctx, 1);
1328
1329 if (opt_failure != INT_MIN) { /* option has been set explicitly */
1330 if (opt_failure < 0 || OSSL_CMP_PKIFAILUREINFO_MAX < opt_failure) {
1331 CMP_err1("-failure out of range, should be >= 0 and <= %d",
1332 OSSL_CMP_PKIFAILUREINFO_MAX);
1333 goto err;
1334 }
1335 if (opt_failurebits != 0)
1336 CMP_warn("-failurebits overrides -failure");
1337 else
1338 opt_failurebits = 1 << opt_failure;
1339 }
1340 if ((unsigned)opt_failurebits > OSSL_CMP_PKIFAILUREINFO_MAX_BIT_PATTERN) {
1341 CMP_err("-failurebits out of range");
1342 goto err;
1343 }
1344 if (!ossl_cmp_mock_srv_set_statusInfo(srv_ctx, opt_pkistatus,
1345 opt_failurebits, opt_statusstring))
1346 goto err;
1347
1348 if (opt_send_error)
1349 (void)ossl_cmp_mock_srv_set_sendError(srv_ctx, 1);
1350
1351 if (opt_send_unprotected)
1352 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_SEND, 1);
1353 if (opt_send_unprot_err)
1354 (void)OSSL_CMP_SRV_CTX_set_send_unprotected_errors(srv_ctx, 1);
1355 if (opt_accept_unprotected)
1356 (void)OSSL_CMP_SRV_CTX_set_accept_unprotected(srv_ctx, 1);
1357 if (opt_accept_unprot_err)
1358 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_ERRORS, 1);
1359 if (opt_accept_raverified)
1360 (void)OSSL_CMP_SRV_CTX_set_accept_raverified(srv_ctx, 1);
1361
1362 return srv_ctx;
1363
1364 err:
1365 ossl_cmp_mock_srv_free(srv_ctx);
1366 return NULL;
1367 }
1368
1369 /*
1370 * set up verification aspects of OSSL_CMP_CTX w.r.t. opts from config file/CLI.
1371 * Returns pointer on success, NULL on error
1372 */
setup_verification_ctx(OSSL_CMP_CTX * ctx)1373 static int setup_verification_ctx(OSSL_CMP_CTX *ctx)
1374 {
1375 if (!setup_certs(opt_untrusted, "untrusted certificates", ctx,
1376 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_untrusted))
1377 return 0;
1378
1379 if (opt_srvcert != NULL || opt_trusted != NULL) {
1380 if (opt_srvcert != NULL) {
1381 if (opt_trusted != NULL) {
1382 CMP_warn("-trusted option is ignored since -srvcert option is present");
1383 opt_trusted = NULL;
1384 }
1385 if (opt_recipient != NULL) {
1386 CMP_warn("-recipient option is ignored since -srvcert option is present");
1387 opt_recipient = NULL;
1388 }
1389 if (!setup_cert(ctx, opt_srvcert, opt_otherpass,
1390 "directly trusted CMP server certificate",
1391 (add_X509_fn_t)OSSL_CMP_CTX_set1_srvCert))
1392 return 0;
1393 }
1394 if (opt_trusted != NULL) {
1395 X509_STORE *ts;
1396
1397 /*
1398 * the 0 arg below clears any expected host/ip/email address;
1399 * opt_expect_sender is used instead
1400 */
1401 ts = load_trusted(opt_trusted, 0, "certs trusted by client");
1402
1403 if (ts == NULL || !OSSL_CMP_CTX_set0_trusted(ctx, ts)) {
1404 X509_STORE_free(ts);
1405 return 0;
1406 }
1407 }
1408 }
1409
1410 if (opt_unprotected_errors)
1411 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_ERRORS, 1);
1412
1413 if (opt_out_trusted != NULL) { /* for use in OSSL_CMP_certConf_cb() */
1414 X509_VERIFY_PARAM *out_vpm = NULL;
1415 X509_STORE *out_trusted = load_trusted(opt_out_trusted, 1,
1416 "trusted certs for verifying newly enrolled cert");
1417
1418 if (out_trusted == NULL)
1419 return 0;
1420 /* ignore any -attime here, new certs are current anyway */
1421 out_vpm = X509_STORE_get0_param(out_trusted);
1422 X509_VERIFY_PARAM_clear_flags(out_vpm, X509_V_FLAG_USE_CHECK_TIME);
1423
1424 if (!OSSL_CMP_CTX_set_certConf_cb_arg(ctx, out_trusted)) {
1425 X509_STORE_free(out_trusted);
1426 return 0;
1427 }
1428 }
1429
1430 if (opt_disable_confirm)
1431 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_DISABLE_CONFIRM, 1);
1432
1433 if (opt_implicit_confirm)
1434 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_IMPLICIT_CONFIRM, 1);
1435
1436 return 1;
1437 }
1438
1439 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
1440 /*
1441 * set up ssl_ctx for the OSSL_CMP_CTX based on options from config file/CLI.
1442 * Returns pointer on success, NULL on error
1443 */
setup_ssl_ctx(OSSL_CMP_CTX * ctx,const char * host,ENGINE * engine)1444 static SSL_CTX *setup_ssl_ctx(OSSL_CMP_CTX *ctx, const char *host,
1445 ENGINE *engine)
1446 {
1447 STACK_OF(X509) *untrusted = OSSL_CMP_CTX_get0_untrusted(ctx);
1448 EVP_PKEY *pkey = NULL;
1449 X509_STORE *trust_store = NULL;
1450 SSL_CTX *ssl_ctx;
1451 int i;
1452
1453 ssl_ctx = SSL_CTX_new(TLS_client_method());
1454 if (ssl_ctx == NULL)
1455 return NULL;
1456
1457 if (opt_tls_trusted != NULL) {
1458 trust_store = load_trusted(opt_tls_trusted, 0, "trusted TLS certs");
1459 if (trust_store == NULL)
1460 goto err;
1461 SSL_CTX_set_cert_store(ssl_ctx, trust_store);
1462 SSL_CTX_set_verify(ssl_ctx, SSL_VERIFY_PEER, NULL);
1463 } else {
1464 CMP_warn("-tls_used given without -tls_trusted; will not authenticate the TLS server");
1465 }
1466
1467 if (opt_tls_cert != NULL && opt_tls_key != NULL) {
1468 X509 *cert;
1469 STACK_OF(X509) *certs = NULL;
1470 int ok;
1471
1472 if (!load_cert_certs(opt_tls_cert, &cert, &certs, 0, opt_tls_keypass,
1473 "TLS client certificate (optionally with chain)",
1474 vpm))
1475 /* need opt_tls_keypass if opt_tls_cert is encrypted PKCS#12 file */
1476 goto err;
1477
1478 ok = SSL_CTX_use_certificate(ssl_ctx, cert) > 0;
1479 X509_free(cert);
1480
1481 /*
1482 * Any further certs and any untrusted certs are used for constructing
1483 * the chain to be provided with the TLS client cert to the TLS server.
1484 */
1485 if (!ok || !SSL_CTX_set0_chain(ssl_ctx, certs)) {
1486 CMP_err1("unable to use client TLS certificate file '%s'",
1487 opt_tls_cert);
1488 OSSL_STACK_OF_X509_free(certs);
1489 goto err;
1490 }
1491 for (i = 0; i < sk_X509_num(untrusted); i++) {
1492 cert = sk_X509_value(untrusted, i);
1493 if (!SSL_CTX_add1_chain_cert(ssl_ctx, cert)) {
1494 CMP_err("could not add untrusted cert to TLS client cert chain");
1495 goto err;
1496 }
1497 }
1498
1499 {
1500 X509_VERIFY_PARAM *tls_vpm = NULL;
1501 unsigned long bak_flags = 0; /* compiler warns without init */
1502
1503 if (trust_store != NULL) {
1504 tls_vpm = X509_STORE_get0_param(trust_store);
1505 bak_flags = X509_VERIFY_PARAM_get_flags(tls_vpm);
1506 /* disable any cert status/revocation checking etc. */
1507 X509_VERIFY_PARAM_clear_flags(tls_vpm,
1508 ~(X509_V_FLAG_USE_CHECK_TIME
1509 | X509_V_FLAG_NO_CHECK_TIME
1510 | X509_V_FLAG_PARTIAL_CHAIN
1511 | X509_V_FLAG_POLICY_CHECK));
1512 }
1513 CMP_debug("trying to build cert chain for own TLS cert");
1514 if (SSL_CTX_build_cert_chain(ssl_ctx,
1515 SSL_BUILD_CHAIN_FLAG_UNTRUSTED | SSL_BUILD_CHAIN_FLAG_NO_ROOT)) {
1516 CMP_debug("success building cert chain for own TLS cert");
1517 } else {
1518 OSSL_CMP_CTX_print_errors(ctx);
1519 CMP_warn("could not build cert chain for own TLS cert");
1520 }
1521 if (trust_store != NULL)
1522 X509_VERIFY_PARAM_set_flags(tls_vpm, bak_flags);
1523 }
1524
1525 /* If present we append to the list also the certs from opt_tls_extra */
1526 if (opt_tls_extra != NULL) {
1527 STACK_OF(X509) *tls_extra = load_certs_multifile(opt_tls_extra,
1528 opt_otherpass,
1529 "extra certificates for TLS",
1530 vpm);
1531 int res = 1;
1532
1533 if (tls_extra == NULL)
1534 goto err;
1535 for (i = 0; i < sk_X509_num(tls_extra); i++) {
1536 cert = sk_X509_value(tls_extra, i);
1537 if (res != 0)
1538 res = SSL_CTX_add_extra_chain_cert(ssl_ctx, cert);
1539 if (res == 0)
1540 X509_free(cert);
1541 }
1542 sk_X509_free(tls_extra);
1543 if (res == 0) {
1544 BIO_printf(bio_err, "error: unable to add TLS extra certs\n");
1545 goto err;
1546 }
1547 }
1548
1549 pkey = load_key_pwd(opt_tls_key, opt_keyform, opt_tls_keypass,
1550 engine, "TLS client private key");
1551 cleanse(opt_tls_keypass);
1552 if (pkey == NULL)
1553 goto err;
1554 /*
1555 * verify the key matches the cert,
1556 * not using SSL_CTX_check_private_key(ssl_ctx)
1557 * because it gives poor and sometimes misleading diagnostics
1558 */
1559 if (!X509_check_private_key(SSL_CTX_get0_certificate(ssl_ctx),
1560 pkey)) {
1561 CMP_err2("TLS private key '%s' does not match the TLS certificate '%s'\n",
1562 opt_tls_key, opt_tls_cert);
1563 EVP_PKEY_free(pkey);
1564 pkey = NULL; /* otherwise, for some reason double free! */
1565 goto err;
1566 }
1567 if (SSL_CTX_use_PrivateKey(ssl_ctx, pkey) <= 0) {
1568 CMP_err1("unable to use TLS client private key '%s'", opt_tls_key);
1569 EVP_PKEY_free(pkey);
1570 pkey = NULL; /* otherwise, for some reason double free! */
1571 goto err;
1572 }
1573 EVP_PKEY_free(pkey); /* we do not need the handle any more */
1574 } else {
1575 CMP_warn("-tls_used given without -tls_key; cannot authenticate to the TLS server");
1576 }
1577 if (trust_store != NULL) {
1578 /*
1579 * Enable and parameterize server hostname/IP address check.
1580 * If we did this before checking our own TLS cert
1581 * the expected hostname would mislead the check.
1582 */
1583 if (!truststore_set_host_etc(trust_store,
1584 opt_tls_host != NULL ? opt_tls_host : host))
1585 goto err;
1586 }
1587 return ssl_ctx;
1588 err:
1589 SSL_CTX_free(ssl_ctx);
1590 return NULL;
1591 }
1592 #endif /* OPENSSL_NO_SOCK */
1593
1594 /*
1595 * set up protection aspects of OSSL_CMP_CTX based on options from config
1596 * file/CLI while parsing options and checking their consistency.
1597 * Returns 1 on success, 0 on error
1598 */
setup_protection_ctx(OSSL_CMP_CTX * ctx,ENGINE * engine)1599 static int setup_protection_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
1600 {
1601 if (!opt_unprotected_requests && opt_secret == NULL && opt_key == NULL) {
1602 CMP_err("must give -key or -secret unless -unprotected_requests is used");
1603 return 0;
1604 }
1605
1606 if (opt_ref == NULL && opt_cert == NULL && opt_subject == NULL) {
1607 /* cert or subject should determine the sender */
1608 CMP_err("must give -ref if no -cert and no -subject given");
1609 return 0;
1610 }
1611 if (opt_secret == NULL && ((opt_cert == NULL) != (opt_key == NULL))) {
1612 CMP_err("must give both -cert and -key options or neither");
1613 return 0;
1614 }
1615 if (opt_secret != NULL) {
1616 char *pass_string = get_passwd(opt_secret, "PBMAC");
1617 int res;
1618
1619 if (pass_string != NULL) {
1620 cleanse(opt_secret);
1621 res = OSSL_CMP_CTX_set1_secretValue(ctx,
1622 (unsigned char *)pass_string,
1623 strlen(pass_string));
1624 clear_free(pass_string);
1625 if (res == 0)
1626 return 0;
1627 }
1628 if (opt_cert != NULL || opt_key != NULL)
1629 CMP_warn("-cert and -key not used for protection since -secret is given");
1630 }
1631 if (opt_ref != NULL
1632 && !OSSL_CMP_CTX_set1_referenceValue(ctx, (unsigned char *)opt_ref,
1633 strlen(opt_ref)))
1634 return 0;
1635
1636 if (opt_key != NULL) {
1637 EVP_PKEY *pkey = load_key_pwd(opt_key, opt_keyform, opt_keypass, engine,
1638 "private key for CMP client certificate");
1639
1640 if (pkey == NULL || !OSSL_CMP_CTX_set1_pkey(ctx, pkey)) {
1641 EVP_PKEY_free(pkey);
1642 return 0;
1643 }
1644 EVP_PKEY_free(pkey);
1645 }
1646 if (opt_secret == NULL && opt_srvcert == NULL && opt_trusted == NULL)
1647 CMP_warn("will not authenticate server due to missing -secret, -trusted, or -srvcert");
1648
1649 if (opt_cert != NULL) {
1650 X509 *cert;
1651 STACK_OF(X509) *certs = NULL;
1652 X509_STORE *own_trusted = NULL;
1653 int ok;
1654
1655 if (!load_cert_certs(opt_cert, &cert, &certs, 0, opt_keypass,
1656 "CMP client certificate (optionally with chain)",
1657 vpm))
1658 /* opt_keypass is needed if opt_cert is an encrypted PKCS#12 file */
1659 return 0;
1660 ok = OSSL_CMP_CTX_set1_cert(ctx, cert);
1661 X509_free(cert);
1662 if (!ok) {
1663 CMP_err("out of memory");
1664 } else {
1665 if (opt_own_trusted != NULL) {
1666 own_trusted = load_trusted(opt_own_trusted, 0,
1667 "trusted certs for verifying own CMP signer cert");
1668 ok = own_trusted != NULL;
1669 }
1670 ok = ok && OSSL_CMP_CTX_build_cert_chain(ctx, own_trusted, certs);
1671 }
1672 X509_STORE_free(own_trusted);
1673 OSSL_STACK_OF_X509_free(certs);
1674 if (!ok)
1675 return 0;
1676 } else if (opt_own_trusted != NULL) {
1677 CMP_warn("-own_trusted option is ignored without -cert");
1678 }
1679
1680 if (!setup_certs(opt_extracerts, "extra certificates for CMP", ctx,
1681 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_extraCertsOut))
1682 return 0;
1683 cleanse(opt_otherpass);
1684
1685 if (opt_unprotected_requests)
1686 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_SEND, 1);
1687
1688 if (opt_digest != NULL) {
1689 int digest = OBJ_ln2nid(opt_digest);
1690
1691 if (digest == NID_undef) {
1692 CMP_err1("digest algorithm name not recognized: '%s'", opt_digest);
1693 return 0;
1694 }
1695 if (!OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_DIGEST_ALGNID, digest)
1696 || !OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_OWF_ALGNID, digest)) {
1697 CMP_err1("digest algorithm name not supported: '%s'", opt_digest);
1698 return 0;
1699 }
1700 }
1701
1702 if (opt_mac != NULL) {
1703 int mac = OBJ_ln2nid(opt_mac);
1704
1705 if (mac == NID_undef) {
1706 CMP_err1("MAC algorithm name not recognized: '%s'", opt_mac);
1707 return 0;
1708 }
1709 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_MAC_ALGNID, mac);
1710 }
1711 return 1;
1712 }
1713
set_fallback_pubkey(OSSL_CMP_CTX * ctx)1714 static int set_fallback_pubkey(OSSL_CMP_CTX *ctx)
1715 {
1716 char *file = opt_reqin, *end = file, bak;
1717 OSSL_CMP_MSG *req;
1718 const X509_PUBKEY *pubkey;
1719 EVP_PKEY *pkey;
1720 EVP_PKEY *pkey1;
1721 int res = 0;
1722
1723 /* temporarily separate first file name in opt_reqin */
1724 while (*end != ',' && !isspace(_UC(*end)) && *end != '\0')
1725 end++;
1726 bak = *end;
1727 *end = '\0';
1728 req = OSSL_CMP_MSG_read(file, app_get0_libctx(), app_get0_propq());
1729 *end = bak;
1730
1731 if (req == NULL) {
1732 CMP_err1("failed to load ir/cr/kur file '%s' attempting to get fallback public key",
1733 file);
1734 return 0;
1735 }
1736 if ((pubkey = OSSL_CMP_MSG_get0_certreq_publickey(req)) == NULL
1737 || (pkey = X509_PUBKEY_get0(pubkey)) == NULL) {
1738 CMP_err1("failed to get fallback public key from ir/cr/kur file '%s'",
1739 file);
1740 goto err;
1741 }
1742 pkey1 = EVP_PKEY_dup(pkey);
1743 if (pkey == NULL || !OSSL_CMP_CTX_set0_newPkey(ctx, 0 /* priv */, pkey1)) {
1744 EVP_PKEY_free(pkey1);
1745 CMP_err1("failed to get fallback public key obtained from ir/cr/kur file '%s'",
1746 file);
1747 goto err;
1748 }
1749 res = 1;
1750
1751 err:
1752 OSSL_CMP_MSG_free(req);
1753 return res;
1754 }
1755
1756 /*
1757 * Set up IR/CR/P10CR/KUR/CertConf/RR/GENM specific parts of the OSSL_CMP_CTX
1758 * based on options from CLI and/or config file.
1759 * Returns 1 on success, 0 on error
1760 */
setup_request_ctx(OSSL_CMP_CTX * ctx,ENGINE * engine)1761 static int setup_request_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
1762 {
1763 X509_REQ *csr = NULL;
1764 X509_EXTENSIONS *exts = NULL;
1765 X509V3_CTX ext_ctx;
1766
1767 if (opt_subject == NULL
1768 && opt_csr == NULL && opt_oldcert == NULL && opt_cert == NULL
1769 && opt_cmd != CMP_RR && opt_cmd != CMP_GENM)
1770 CMP_warn("no -subject given; no -csr or -oldcert or -cert available for fallback");
1771
1772 if (!set_name(opt_issuer, OSSL_CMP_CTX_set1_issuer, ctx, "issuer"))
1773 return 0;
1774 if (opt_cmd == CMP_IR || opt_cmd == CMP_CR || opt_cmd == CMP_KUR) {
1775 if (opt_reqin == NULL && opt_newkey == NULL && !opt_centralkeygen
1776 && opt_key == NULL && opt_csr == NULL && opt_oldcert == NULL) {
1777 CMP_err("missing -newkey (or -key) to be certified and no -csr, -oldcert, -cert, or -reqin option given, which could provide fallback public key."
1778 " Neither central key generation is requested.");
1779 return 0;
1780 }
1781 if (opt_popo == OSSL_CRMF_POPO_NONE && !opt_centralkeygen) {
1782 CMP_info("POPO is disabled, which implies -centralkeygen");
1783 opt_centralkeygen = 1;
1784 }
1785 if (opt_centralkeygen) {
1786 if (opt_popo > OSSL_CRMF_POPO_NONE) {
1787 CMP_err1("-popo value %d is inconsistent with -centralkeygen", opt_popo);
1788 return 0;
1789 }
1790 if (opt_newkeyout == NULL) {
1791 CMP_err("-newkeyout not given, nowhere to save centrally generated key");
1792 return 0;
1793 }
1794 opt_popo = OSSL_CRMF_POPO_NONE;
1795 }
1796 if (opt_newkey == NULL
1797 && opt_popo != OSSL_CRMF_POPO_NONE
1798 && opt_popo != OSSL_CRMF_POPO_RAVERIFIED) {
1799 if (opt_csr != NULL) {
1800 CMP_err1("no -newkey option given with private key for POPO, -csr option provides just public key%s",
1801 opt_key == NULL ? "" : ", and -key option superseded by -csr");
1802 if (opt_reqin != NULL)
1803 CMP_info("since -reqin is used, may use -popo -1 or -popo 0 to disable the needless generation of a POPO");
1804 return 0;
1805 }
1806 if (opt_key == NULL) {
1807 CMP_err("missing -newkey (or -key) option for key to be certified and for POPO");
1808 return 0;
1809 }
1810 }
1811 if (opt_certout == NULL && opt_reqout_only == NULL) {
1812 CMP_err("-certout not given, nowhere to save newly enrolled certificate");
1813 return 0;
1814 }
1815 if (!set_name(opt_subject, OSSL_CMP_CTX_set1_subjectName, ctx, "subject"))
1816 return 0;
1817 } else {
1818 const char *msg = "option is ignored for commands other than 'ir', 'cr', and 'kur'";
1819
1820 if (opt_subject != NULL) {
1821 if (opt_ref == NULL && opt_cert == NULL) {
1822 /* will use subject as sender unless oldcert subject is used */
1823 if (!set_name(opt_subject, OSSL_CMP_CTX_set1_subjectName, ctx, "subject"))
1824 return 0;
1825 } else {
1826 CMP_warn1("-subject %s since sender is taken from -ref or -cert",
1827 msg);
1828 }
1829 }
1830 if (opt_issuer != NULL && opt_cmd != CMP_RR)
1831 CMP_warn1("-issuer %s and 'rr'", msg);
1832 if (opt_reqexts != NULL)
1833 CMP_warn1("-reqexts %s", msg);
1834 if (opt_san_nodefault)
1835 CMP_warn1("-san_nodefault %s", msg);
1836 if (opt_sans != NULL)
1837 CMP_warn1("-sans %s", msg);
1838 if (opt_policies != NULL)
1839 CMP_warn1("-policies %s", msg);
1840 if (opt_policy_oids != NULL)
1841 CMP_warn1("-policy_oids %s", msg);
1842 if (opt_popo != OSSL_CRMF_POPO_NONE - 1)
1843 CMP_warn1("-popo %s", msg);
1844 if (opt_centralkeygen)
1845 CMP_warn1("-popo -1 or -centralkeygen %s", msg);
1846 if (opt_newkeyout != NULL)
1847 CMP_warn1("-newkeyout %s", msg);
1848 if (opt_cmd != CMP_P10CR) {
1849 if (opt_implicit_confirm)
1850 CMP_warn1("-implicit_confirm %s, and 'p10cr'", msg);
1851 if (opt_disable_confirm)
1852 CMP_warn1("-disable_confirm %s, and 'p10cr'", msg);
1853 if (opt_certout != NULL)
1854 CMP_warn1("-certout %s, and 'p10cr'", msg);
1855 if (opt_chainout != NULL)
1856 CMP_warn1("-chainout %s, and 'p10cr'", msg);
1857 }
1858 }
1859 if (opt_cmd == CMP_KUR) {
1860 char *ref_cert = opt_oldcert != NULL ? opt_oldcert : opt_cert;
1861
1862 if (ref_cert == NULL && opt_csr == NULL) {
1863 CMP_err("missing -oldcert for certificate to be updated and no -csr given");
1864 return 0;
1865 }
1866 if (opt_subject != NULL)
1867 CMP_warn2("given -subject '%s' overrides the subject of '%s' for KUR",
1868 opt_subject, ref_cert != NULL ? ref_cert : opt_csr);
1869 }
1870 if (opt_cmd == CMP_RR) {
1871 if (opt_issuer == NULL && opt_serial == NULL) {
1872 if (opt_oldcert == NULL && opt_csr == NULL) {
1873 CMP_err("missing -oldcert or -issuer and -serial for certificate to be revoked and no -csr given");
1874 return 0;
1875 }
1876 if (opt_oldcert != NULL && opt_csr != NULL)
1877 CMP_warn("ignoring -csr since certificate to be revoked is given");
1878 } else {
1879 #define OSSL_CMP_RR_MSG "since -issuer and -serial is given for command 'rr'"
1880 if (opt_issuer == NULL || opt_serial == NULL) {
1881 CMP_err("Must give both -issuer and -serial options or neither");
1882 return 0;
1883 }
1884 if (opt_oldcert != NULL)
1885 CMP_warn("Ignoring -oldcert " OSSL_CMP_RR_MSG);
1886 if (opt_csr != NULL)
1887 CMP_warn("Ignoring -csr " OSSL_CMP_RR_MSG);
1888 }
1889 if (opt_serial != NULL) {
1890 ASN1_INTEGER *sno;
1891
1892 if ((sno = s2i_ASN1_INTEGER(NULL, opt_serial)) == NULL) {
1893 CMP_err1("cannot read serial number: '%s'", opt_serial);
1894 return 0;
1895 }
1896 if (!OSSL_CMP_CTX_set1_serialNumber(ctx, sno)) {
1897 ASN1_INTEGER_free(sno);
1898 CMP_err("out of memory");
1899 return 0;
1900 }
1901 ASN1_INTEGER_free(sno);
1902 }
1903 if (opt_revreason > CRL_REASON_NONE)
1904 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_REVOCATION_REASON,
1905 opt_revreason);
1906 } else {
1907 if (opt_serial != NULL)
1908 CMP_warn("Ignoring -serial for command other than 'rr'");
1909 }
1910 if (opt_cmd == CMP_P10CR && opt_csr == NULL) {
1911 CMP_err("missing PKCS#10 CSR for p10cr");
1912 return 0;
1913 }
1914
1915 if (opt_recipient == NULL && opt_srvcert == NULL && opt_issuer == NULL
1916 && opt_oldcert == NULL && opt_cert == NULL)
1917 CMP_warn("missing -recipient, -srvcert, -issuer, -oldcert or -cert; recipient for any requests not covered by -reqin will be set to \"NULL-DN\"");
1918
1919 if (opt_cmd == CMP_P10CR || opt_cmd == CMP_RR || opt_cmd == CMP_GENM) {
1920 const char *msg = "option is ignored for 'p10cr', 'rr', and 'genm' commands";
1921
1922 if (opt_newkeypass != NULL)
1923 CMP_warn1("-newkeypass %s", msg);
1924 if (opt_newkey != NULL)
1925 CMP_warn1("-newkey %s", msg);
1926 if (opt_days != 0)
1927 CMP_warn1("-days %s", msg);
1928 if (opt_popo != OSSL_CRMF_POPO_NONE - 1)
1929 CMP_warn1("-popo %s", msg);
1930 if (opt_out_trusted != NULL)
1931 CMP_warn1("-out_trusted %s", msg);
1932 } else if (opt_newkey != NULL) {
1933 const char *file = opt_newkey;
1934 const int format = opt_keyform;
1935 const char *pass = opt_newkeypass;
1936 const char *desc = "new private key for cert to be enrolled";
1937 EVP_PKEY *pkey;
1938 int priv = 1;
1939 BIO *bio_bak = bio_err;
1940
1941 bio_err = NULL; /* suppress diagnostics on first try loading key */
1942 pkey = load_key_pwd(file, format, pass, engine, desc);
1943 bio_err = bio_bak;
1944 if (pkey == NULL) {
1945 ERR_clear_error();
1946 desc = opt_csr == NULL
1947 ? "fallback public key for cert to be enrolled"
1948 : "public key for checking cert resulting from p10cr";
1949 pkey = load_pubkey(file, format, 0, pass, engine, desc);
1950 priv = 0;
1951 }
1952
1953 if (pkey == NULL || !OSSL_CMP_CTX_set0_newPkey(ctx, priv, pkey)) {
1954 EVP_PKEY_free(pkey);
1955 return 0;
1956 }
1957 } else if (opt_reqin != NULL
1958 && opt_key == NULL && opt_csr == NULL && opt_oldcert == NULL
1959 && !opt_centralkeygen) {
1960 if (!set_fallback_pubkey(ctx))
1961 return 0;
1962 }
1963
1964 if (opt_days > 0
1965 && !OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_VALIDITY_DAYS,
1966 opt_days)) {
1967 CMP_err("could not set requested cert validity period");
1968 return 0;
1969 }
1970
1971 if (opt_policies != NULL && opt_policy_oids != NULL) {
1972 CMP_err("cannot have policies both via -policies and via -policy_oids");
1973 return 0;
1974 }
1975
1976 if (opt_csr != NULL) {
1977 if (opt_cmd == CMP_GENM) {
1978 CMP_warn("-csr option is ignored for 'genm' command");
1979 } else {
1980 csr = load_csr_autofmt(opt_csr, FORMAT_UNDEF, NULL, "PKCS#10 CSR");
1981 if (csr == NULL)
1982 return 0;
1983 if (!OSSL_CMP_CTX_set1_p10CSR(ctx, csr))
1984 goto oom;
1985 }
1986 }
1987 if (opt_reqexts != NULL || opt_policies != NULL) {
1988 if ((exts = sk_X509_EXTENSION_new_null()) == NULL)
1989 goto oom;
1990 X509V3_set_ctx(&ext_ctx, NULL, NULL, csr, NULL, X509V3_CTX_REPLACE);
1991 X509V3_set_nconf(&ext_ctx, conf);
1992 if (opt_reqexts != NULL
1993 && !X509V3_EXT_add_nconf_sk(conf, &ext_ctx, opt_reqexts, &exts)) {
1994 CMP_err1("cannot load certificate request extension section '%s'",
1995 opt_reqexts);
1996 goto exts_err;
1997 }
1998 if (opt_policies != NULL
1999 && !X509V3_EXT_add_nconf_sk(conf, &ext_ctx, opt_policies, &exts)) {
2000 CMP_err1("cannot load policy cert request extension section '%s'",
2001 opt_policies);
2002 goto exts_err;
2003 }
2004 OSSL_CMP_CTX_set0_reqExtensions(ctx, exts);
2005 }
2006 X509_REQ_free(csr);
2007 /* After here, must not goto oom/exts_err */
2008
2009 if (OSSL_CMP_CTX_reqExtensions_have_SAN(ctx) && opt_sans != NULL) {
2010 CMP_err("cannot have Subject Alternative Names both via -reqexts and via -sans");
2011 return 0;
2012 }
2013 if (!set_gennames(ctx, opt_sans, "Subject Alternative Name"))
2014 return 0;
2015
2016 if (opt_san_nodefault) {
2017 if (opt_sans != NULL)
2018 CMP_warn("-opt_san_nodefault has no effect when -sans is used");
2019 (void)OSSL_CMP_CTX_set_option(ctx,
2020 OSSL_CMP_OPT_SUBJECTALTNAME_NODEFAULT, 1);
2021 }
2022
2023 if (opt_policy_oids_critical) {
2024 if (opt_policy_oids == NULL)
2025 CMP_warn("-opt_policy_oids_critical has no effect unless -policy_oids is given");
2026 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_POLICIES_CRITICAL, 1);
2027 }
2028
2029 while (opt_policy_oids != NULL) {
2030 ASN1_OBJECT *policy;
2031 POLICYINFO *pinfo;
2032 char *next = next_item(opt_policy_oids);
2033
2034 if ((policy = OBJ_txt2obj(opt_policy_oids, 1)) == 0) {
2035 CMP_err1("Invalid -policy_oids arg '%s'", opt_policy_oids);
2036 return 0;
2037 }
2038 if (OBJ_obj2nid(policy) == NID_undef)
2039 CMP_warn1("Unknown -policy_oids arg: %.40s", opt_policy_oids);
2040
2041 if ((pinfo = POLICYINFO_new()) == NULL) {
2042 ASN1_OBJECT_free(policy);
2043 return 0;
2044 }
2045 pinfo->policyid = policy;
2046
2047 if (!OSSL_CMP_CTX_push0_policy(ctx, pinfo)) {
2048 CMP_err1("cannot add policy with OID '%s'", opt_policy_oids);
2049 POLICYINFO_free(pinfo);
2050 return 0;
2051 }
2052 opt_policy_oids = next;
2053 }
2054 if (opt_popo >= OSSL_CRMF_POPO_NONE)
2055 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_POPO_METHOD, opt_popo);
2056
2057 if (opt_oldcert != NULL) {
2058 if (opt_cmd == CMP_GENM) {
2059 CMP_warn("-oldcert option is ignored for 'genm' command");
2060 } else {
2061 if (!setup_cert(ctx, opt_oldcert, opt_keypass,
2062 /* needed if opt_oldcert is encrypted PKCS12 file */
2063 opt_cmd == CMP_KUR ? "certificate to be updated" : opt_cmd == CMP_RR ? "certificate to be revoked"
2064 : "reference certificate (oldcert)",
2065 (add_X509_fn_t)OSSL_CMP_CTX_set1_oldCert))
2066 return 0;
2067 }
2068 }
2069 cleanse(opt_keypass);
2070
2071 return 1;
2072
2073 oom:
2074 CMP_err("out of memory");
2075 exts_err:
2076 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
2077 X509_REQ_free(csr);
2078 return 0;
2079 }
2080
add_certProfile(OSSL_CMP_CTX * ctx,const char * name)2081 static int add_certProfile(OSSL_CMP_CTX *ctx, const char *name)
2082 {
2083 OSSL_CMP_ITAV *itav = NULL;
2084 STACK_OF(ASN1_UTF8STRING) *sk;
2085 ASN1_UTF8STRING *utf8string;
2086
2087 if (ctx == NULL || name == NULL)
2088 return 0;
2089
2090 if ((sk = sk_ASN1_UTF8STRING_new_reserve(NULL, 1)) == NULL)
2091 return 0;
2092 if ((utf8string = ASN1_UTF8STRING_new()) == NULL)
2093 goto err;
2094 if (!ASN1_STRING_set(utf8string, name, (int)strlen(name))) {
2095 ASN1_STRING_free(utf8string);
2096 goto err;
2097 }
2098 /* Due to sk_ASN1_UTF8STRING_new_reserve(NULL, 1), this surely succeeds: */
2099 (void)sk_ASN1_UTF8STRING_push(sk, utf8string);
2100 if ((itav = OSSL_CMP_ITAV_new0_certProfile(sk)) == NULL)
2101 goto err;
2102 if (OSSL_CMP_CTX_push0_geninfo_ITAV(ctx, itav))
2103 return 1;
2104 OSSL_CMP_ITAV_free(itav);
2105 return 0;
2106
2107 err:
2108 sk_ASN1_UTF8STRING_pop_free(sk, ASN1_UTF8STRING_free);
2109 return 0;
2110 }
2111
handle_opt_geninfo(OSSL_CMP_CTX * ctx)2112 static int handle_opt_geninfo(OSSL_CMP_CTX *ctx)
2113 {
2114 ASN1_OBJECT *obj = NULL;
2115 ASN1_TYPE *type = NULL;
2116 long value;
2117 ASN1_INTEGER *aint = NULL;
2118 ASN1_UTF8STRING *text = NULL;
2119 OSSL_CMP_ITAV *itav;
2120 char *ptr = opt_geninfo, *oid, *end;
2121
2122 do {
2123 while (isspace(_UC(*ptr)))
2124 ptr++;
2125 oid = ptr;
2126 if ((ptr = strchr(oid, ':')) == NULL) {
2127 CMP_err1("Missing ':' in -geninfo arg %.40s", oid);
2128 return 0;
2129 }
2130 *ptr++ = '\0';
2131 if ((obj = OBJ_txt2obj(oid, 0)) == NULL) {
2132 CMP_err1("Invalid OID in -geninfo arg %.40s", oid);
2133 return 0;
2134 }
2135 if (OBJ_obj2nid(obj) == NID_undef)
2136 CMP_warn1("Unknown OID in -geninfo arg: %.40s", oid);
2137 if ((type = ASN1_TYPE_new()) == NULL)
2138 goto oom;
2139
2140 if (CHECK_AND_SKIP_CASE_PREFIX(ptr, "int:")) {
2141 value = strtol(ptr, &end, 10);
2142 if (end == ptr) {
2143 CMP_err1("Cannot parse int in -geninfo arg %.40s", ptr);
2144 goto err;
2145 }
2146 ptr = end;
2147 if (*ptr != '\0') {
2148 if (*ptr != ',') {
2149 CMP_err1("Missing ',' or end of -geninfo arg after int at %.40s",
2150 ptr);
2151 goto err;
2152 }
2153 ptr++;
2154 }
2155
2156 if ((aint = ASN1_INTEGER_new()) == NULL
2157 || !ASN1_INTEGER_set(aint, value))
2158 goto oom;
2159 ASN1_TYPE_set(type, V_ASN1_INTEGER, aint);
2160 aint = NULL;
2161
2162 } else if (CHECK_AND_SKIP_CASE_PREFIX(ptr, "str:")) {
2163 end = strchr(ptr, ',');
2164 if (end == NULL)
2165 end = ptr + strlen(ptr);
2166 else
2167 *end++ = '\0';
2168 if ((text = ASN1_UTF8STRING_new()) == NULL
2169 || !ASN1_STRING_set(text, ptr, -1))
2170 goto oom;
2171 ptr = end;
2172 ASN1_TYPE_set(type, V_ASN1_UTF8STRING, text);
2173 text = NULL;
2174
2175 } else {
2176 CMP_err1("Missing 'int:' or 'str:' in -geninfo arg %.40s", ptr);
2177 goto err;
2178 }
2179
2180 if ((itav = OSSL_CMP_ITAV_create(obj, type)) == NULL) {
2181 CMP_err("Unable to create 'OSSL_CMP_ITAV' structure");
2182 goto err;
2183 }
2184 obj = NULL;
2185 type = NULL;
2186
2187 if (!OSSL_CMP_CTX_push0_geninfo_ITAV(ctx, itav)) {
2188 CMP_err("Failed to add ITAV for geninfo of the PKI message header");
2189 OSSL_CMP_ITAV_free(itav);
2190 return 0;
2191 }
2192 } while (*ptr != '\0');
2193 return 1;
2194
2195 oom:
2196 CMP_err("out of memory");
2197 err:
2198 ASN1_OBJECT_free(obj);
2199 ASN1_TYPE_free(type);
2200 ASN1_INTEGER_free(aint);
2201 ASN1_UTF8STRING_free(text);
2202 return 0;
2203 }
2204
2205 /*
2206 * set up the client-side OSSL_CMP_CTX based on options from config file/CLI
2207 * while parsing options and checking their consistency.
2208 * Prints reason for error to bio_err.
2209 * Returns 1 on success, 0 on error
2210 */
setup_client_ctx(OSSL_CMP_CTX * ctx,ENGINE * engine)2211 static int setup_client_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
2212 {
2213 int ret = 0;
2214 char *host = NULL, *port = NULL, *path = NULL, *used_path = opt_path;
2215 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
2216 int portnum, use_ssl;
2217 static char server_port[32] = { '\0' };
2218 const char *proxy_host = NULL;
2219 #endif
2220 char server_buf[200] = "mock server";
2221 char proxy_buf[200] = "";
2222
2223 if (!opt_use_mock_srv)
2224 strcpy(server_buf, "no server");
2225 if (!opt_use_mock_srv && opt_rspin == NULL) { /* note: -port is not given */
2226 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
2227 if (opt_server == NULL && opt_reqout_only == NULL) {
2228 CMP_err("missing -server or -use_mock_srv or -rspin option");
2229 goto err;
2230 }
2231 #else
2232 CMP_err("missing -use_mock_srv or -rspin option; -server option is not supported due to no-sock build");
2233 goto err;
2234 #endif
2235 }
2236 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
2237 if (opt_server == NULL) {
2238 if (opt_proxy != NULL)
2239 CMP_warn("ignoring -proxy option since -server is not given");
2240 if (opt_no_proxy != NULL)
2241 CMP_warn("ignoring -no_proxy option since -server is not given");
2242 goto set_path;
2243 }
2244 if (!OSSL_HTTP_parse_url(opt_server, &use_ssl, NULL /* user */,
2245 &host, &port, &portnum,
2246 &path, NULL /* q */, NULL /* frag */)) {
2247 CMP_err1("cannot parse -server URL: %s", opt_server);
2248 goto err;
2249 }
2250 if (use_ssl && !opt_tls_used) {
2251 CMP_warn("assuming -tls_used since -server URL indicates HTTPS");
2252 opt_tls_used = 1;
2253 }
2254 if (!OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_USE_TLS, opt_tls_used))
2255 goto err;
2256
2257 BIO_snprintf(server_port, sizeof(server_port), "%s", port);
2258 if (opt_path == NULL)
2259 used_path = path;
2260 if (!OSSL_CMP_CTX_set1_server(ctx, host)
2261 || !OSSL_CMP_CTX_set_serverPort(ctx, portnum))
2262 goto oom;
2263 if (opt_proxy != NULL && !OSSL_CMP_CTX_set1_proxy(ctx, opt_proxy))
2264 goto oom;
2265 if (opt_no_proxy != NULL && !OSSL_CMP_CTX_set1_no_proxy(ctx, opt_no_proxy))
2266 goto oom;
2267 (void)BIO_snprintf(server_buf, sizeof(server_buf), "http%s://%s:%s/%s",
2268 opt_tls_used ? "s" : "", host, port,
2269 *used_path == '/' ? used_path + 1 : used_path);
2270
2271 proxy_host = OSSL_HTTP_adapt_proxy(opt_proxy, opt_no_proxy, host, use_ssl);
2272 if (proxy_host != NULL)
2273 (void)BIO_snprintf(proxy_buf, sizeof(proxy_buf), " via %s", proxy_host);
2274
2275 set_path:
2276 #endif
2277
2278 if (!OSSL_CMP_CTX_set1_serverPath(ctx, used_path))
2279 goto oom;
2280 if (!transform_opts())
2281 goto err;
2282
2283 if (opt_infotype_s == NULL) {
2284 if (opt_cmd == CMP_GENM)
2285 CMP_warn("no -infotype option given for genm");
2286 } else if (opt_cmd != CMP_GENM) {
2287 CMP_warn("-infotype option is ignored for commands other than 'genm'");
2288 } else {
2289 char id_buf[100] = "id-it-";
2290
2291 strncat(id_buf, opt_infotype_s, sizeof(id_buf) - strlen(id_buf) - 1);
2292 if ((opt_infotype = OBJ_sn2nid(id_buf)) == NID_undef) {
2293 CMP_err("unknown OID name in -infotype option");
2294 goto err;
2295 }
2296 }
2297 if (opt_cmd != CMP_GENM || opt_infotype != NID_id_it_rootCaCert) {
2298 const char *msg = "option is ignored unless -cmd 'genm' and -infotype rootCaCert is given";
2299
2300 if (opt_oldwithold != NULL)
2301 CMP_warn1("-oldwithold %s", msg);
2302 if (opt_newwithnew != NULL)
2303 CMP_warn1("-newwithnew %s", msg);
2304 if (opt_newwithold != NULL)
2305 CMP_warn1("-newwithold %s", msg);
2306 if (opt_oldwithnew != NULL)
2307 CMP_warn1("-oldwithnew %s", msg);
2308 }
2309 if (opt_cmd != CMP_GENM || opt_infotype != NID_id_it_certReqTemplate) {
2310 const char *msg = "option is ignored unless -cmd 'genm' and -infotype 'certReqTemplate' is given";
2311
2312 if (opt_template != NULL)
2313 CMP_warn1("-template %s", msg);
2314 if (opt_keyspec != NULL)
2315 CMP_warn1("-keyspec %s", msg);
2316 } else {
2317 if (opt_template == NULL)
2318 CMP_err("missing -template option for genm with infotype certReqTemplate");
2319 }
2320
2321 if (!setup_verification_ctx(ctx))
2322 goto err;
2323
2324 if (opt_keep_alive != 1)
2325 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_KEEP_ALIVE,
2326 opt_keep_alive);
2327 if (opt_total_timeout > 0 && opt_msg_timeout > 0
2328 && opt_total_timeout < opt_msg_timeout) {
2329 CMP_err2("-total_timeout argument = %d must not be < %d (-msg_timeout)",
2330 opt_total_timeout, opt_msg_timeout);
2331 goto err;
2332 }
2333 if (opt_msg_timeout >= 0) /* must do this before setup_ssl_ctx() */
2334 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_MSG_TIMEOUT,
2335 opt_msg_timeout);
2336 if (opt_total_timeout >= 0)
2337 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_TOTAL_TIMEOUT,
2338 opt_total_timeout);
2339
2340 if (opt_rspin != NULL) {
2341 rspin_in_use = 1;
2342 if (opt_reqin != NULL)
2343 CMP_warn("-reqin is ignored since -rspin is present");
2344 }
2345 if (opt_reqin_new_tid && opt_reqin == NULL)
2346 CMP_warn("-reqin_new_tid is ignored since -reqin is not present");
2347 if (opt_reqin != NULL || opt_reqout != NULL
2348 || opt_rspin != NULL || opt_rspout != NULL || opt_use_mock_srv)
2349 (void)OSSL_CMP_CTX_set_transfer_cb(ctx, read_write_req_resp);
2350
2351 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
2352 if (opt_tls_used) {
2353 APP_HTTP_TLS_INFO *info;
2354
2355 if (opt_tls_cert != NULL
2356 || opt_tls_key != NULL || opt_tls_keypass != NULL) {
2357 if (opt_tls_key == NULL) {
2358 CMP_err("missing -tls_key option");
2359 goto err;
2360 } else if (opt_tls_cert == NULL) {
2361 CMP_err("missing -tls_cert option");
2362 goto err;
2363 }
2364 }
2365
2366 if ((info = OPENSSL_zalloc(sizeof(*info))) == NULL)
2367 goto err;
2368 APP_HTTP_TLS_INFO_free(OSSL_CMP_CTX_get_http_cb_arg(ctx));
2369 (void)OSSL_CMP_CTX_set_http_cb_arg(ctx, info);
2370 info->ssl_ctx = setup_ssl_ctx(ctx, host, engine);
2371 info->server = host;
2372 host = NULL; /* prevent deallocation */
2373 if ((info->port = OPENSSL_strdup(server_port)) == NULL)
2374 goto err;
2375 /* workaround for callback design flaw, see #17088: */
2376 info->use_proxy = proxy_host != NULL;
2377 info->timeout = OSSL_CMP_CTX_get_option(ctx, OSSL_CMP_OPT_MSG_TIMEOUT);
2378
2379 if (info->ssl_ctx == NULL)
2380 goto err;
2381 (void)OSSL_CMP_CTX_set_http_cb(ctx, app_http_tls_cb);
2382 }
2383 #endif
2384
2385 if (!setup_protection_ctx(ctx, engine))
2386 goto err;
2387
2388 if (!setup_request_ctx(ctx, engine))
2389 goto err;
2390
2391 if (!set_name(opt_recipient, OSSL_CMP_CTX_set1_recipient, ctx, "recipient")
2392 || !set_name(opt_expect_sender, OSSL_CMP_CTX_set1_expected_sender,
2393 ctx, "expected sender"))
2394 goto err;
2395
2396 if (opt_geninfo != NULL && !handle_opt_geninfo(ctx))
2397 goto err;
2398 if (opt_profile != NULL && !add_certProfile(ctx, opt_profile))
2399 goto err;
2400
2401 /* not printing earlier, to minimize confusion in case setup fails before */
2402 if (opt_reqout_only == NULL)
2403 CMP_info3("will contact %s%s%s ", server_buf, proxy_buf,
2404 opt_rspin == NULL ? "" : " only if -rspin argument gives too few filenames");
2405
2406 ret = 1;
2407
2408 err:
2409 OPENSSL_free(host);
2410 OPENSSL_free(port);
2411 OPENSSL_free(path);
2412 return ret;
2413 oom:
2414 CMP_err("out of memory");
2415 goto err;
2416 }
2417
2418 /*
2419 * write out the given certificate to the output specified by bio.
2420 * Depending on options use either PEM or DER format.
2421 * Returns 1 on success, 0 on error
2422 */
write_cert(BIO * bio,X509 * cert)2423 static int write_cert(BIO *bio, X509 *cert)
2424 {
2425 if ((opt_certform == FORMAT_PEM && PEM_write_bio_X509(bio, cert))
2426 || (opt_certform == FORMAT_ASN1 && i2d_X509_bio(bio, cert)))
2427 return 1;
2428 if (opt_certform != FORMAT_PEM && opt_certform != FORMAT_ASN1)
2429 BIO_printf(bio_err,
2430 "error: unsupported type '%s' for writing certificates\n",
2431 opt_certform_s);
2432 return 0;
2433 }
2434
write_crl(BIO * bio,X509_CRL * crl)2435 static int write_crl(BIO *bio, X509_CRL *crl)
2436 {
2437 if (opt_crlform != FORMAT_PEM && opt_crlform != FORMAT_ASN1) {
2438 BIO_printf(bio_err, "error: unsupported type '%s' for writing CRLs\n",
2439 opt_crlform_s);
2440 return 0;
2441 }
2442
2443 return opt_crlform == FORMAT_PEM ? PEM_write_bio_X509_CRL(bio, crl)
2444 : i2d_X509_CRL_bio(bio, crl);
2445 }
2446
2447 /*
2448 * If file != NULL writes out a stack of certs to the given file.
2449 * If certs is NULL, the file is emptied.
2450 * Frees the certs if present.
2451 * Depending on options use either PEM or DER format,
2452 * where DER does not make much sense for writing more than one cert!
2453 * Returns number of written certificates on success, -1 on error.
2454 */
save_free_certs(STACK_OF (X509)* certs,const char * file,const char * desc)2455 static int save_free_certs(STACK_OF(X509) *certs,
2456 const char *file, const char *desc)
2457 {
2458 BIO *bio = NULL;
2459 int i;
2460 int n = sk_X509_num(certs /* may be NULL */);
2461
2462 if (n < 0)
2463 n = 0;
2464 if (file == NULL)
2465 goto end;
2466 if (certs != NULL)
2467 CMP_info3("received %d %s certificate(s), saving to file '%s'",
2468 n, desc, file);
2469 if (n > 1 && opt_certform != FORMAT_PEM)
2470 CMP_warn("saving more than one certificate in non-PEM format");
2471
2472 if ((bio = BIO_new(BIO_s_file())) == NULL
2473 || !BIO_write_filename(bio, (char *)file)) {
2474 CMP_err3("could not open file '%s' for %s %s certificate(s)",
2475 file, certs == NULL ? "deleting" : "writing", desc);
2476 n = -1;
2477 goto end;
2478 }
2479
2480 for (i = 0; i < n; i++) {
2481 if (!write_cert(bio, sk_X509_value(certs, i))) {
2482 CMP_err2("cannot write %s certificate to file '%s'", desc, file);
2483 n = -1;
2484 goto end;
2485 }
2486 }
2487
2488 end:
2489 BIO_free(bio);
2490 OSSL_STACK_OF_X509_free(certs);
2491 return n;
2492 }
2493
save_crl(X509_CRL * crl,const char * file,const char * desc)2494 static int save_crl(X509_CRL *crl,
2495 const char *file, const char *desc)
2496 {
2497 BIO *bio = NULL;
2498 int res = 0;
2499
2500 if (file == NULL)
2501 return 1;
2502 if (crl != NULL)
2503 CMP_info2("received %s, saving to file '%s'", desc, file);
2504
2505 if ((bio = BIO_new(BIO_s_file())) == NULL
2506 || !BIO_write_filename(bio, (char *)file)) {
2507 CMP_err2("could not open file '%s' for writing %s",
2508 file, desc);
2509 goto end;
2510 }
2511
2512 if (!write_crl(bio, crl)) {
2513 CMP_err2("cannot write %s to file '%s'", desc, file);
2514 goto end;
2515 }
2516 res = 1;
2517
2518 end:
2519 BIO_free(bio);
2520 return res;
2521 }
2522
delete_file(const char * file,const char * desc)2523 static int delete_file(const char *file, const char *desc)
2524 {
2525 if (file == NULL)
2526 return 1;
2527
2528 if (unlink(file) != 0 && errno != ENOENT) {
2529 CMP_err2("Failed to delete %s, which should be done to indicate there is no %s",
2530 file, desc);
2531 return 0;
2532 }
2533 return 1;
2534 }
2535
save_cert_or_delete(X509 * cert,const char * file,const char * desc)2536 static int save_cert_or_delete(X509 *cert, const char *file, const char *desc)
2537 {
2538 if (file == NULL)
2539 return 1;
2540 if (cert == NULL) {
2541 char desc_cert[80];
2542
2543 BIO_snprintf(desc_cert, sizeof(desc_cert), "%s certificate", desc);
2544 return delete_file(file, desc_cert);
2545 } else {
2546 STACK_OF(X509) *certs = sk_X509_new_null();
2547
2548 if (!X509_add_cert(certs, cert, X509_ADD_FLAG_UP_REF)) {
2549 sk_X509_free(certs);
2550 return 0;
2551 }
2552 return save_free_certs(certs, file, desc) >= 0;
2553 }
2554 }
2555
save_crl_or_delete(X509_CRL * crl,const char * file,const char * desc)2556 static int save_crl_or_delete(X509_CRL *crl, const char *file, const char *desc)
2557 {
2558 if (file == NULL)
2559 return 1;
2560 return (crl == NULL) ? delete_file(file, desc) : save_crl(crl, file, desc);
2561 }
2562
save_template(const char * file,const OSSL_CRMF_CERTTEMPLATE * tmpl)2563 static int save_template(const char *file, const OSSL_CRMF_CERTTEMPLATE *tmpl)
2564 {
2565 BIO *bio = BIO_new_file(file, "wb");
2566
2567 if (bio == NULL) {
2568 CMP_err1("error saving certTemplate from genp: cannot open file %s",
2569 file);
2570 return 0;
2571 }
2572 if (!ASN1_i2d_bio_of(OSSL_CRMF_CERTTEMPLATE, i2d_OSSL_CRMF_CERTTEMPLATE,
2573 bio, tmpl)) {
2574 CMP_err1("error saving certTemplate from genp: cannot write file %s",
2575 file);
2576 BIO_free(bio);
2577 return 0;
2578 } else {
2579 CMP_info1("stored certTemplate from genp to file '%s'", file);
2580 }
2581 BIO_free(bio);
2582 return 1;
2583 }
2584
save_keyspec(const char * file,const OSSL_CMP_ATAVS * keyspec)2585 static int save_keyspec(const char *file, const OSSL_CMP_ATAVS *keyspec)
2586 {
2587 BIO *bio = BIO_new_file(file, "wb");
2588
2589 if (bio == NULL) {
2590 CMP_err1("error saving keySpec from genp: cannot open file %s", file);
2591 return 0;
2592 }
2593
2594 if (!ASN1_i2d_bio_of(OSSL_CMP_ATAVS, i2d_OSSL_CMP_ATAVS, bio, keyspec)) {
2595 CMP_err1("error saving keySpec from genp: cannot write file %s", file);
2596 BIO_free(bio);
2597 return 0;
2598 } else {
2599 CMP_info1("stored keySpec from genp to file '%s'", file);
2600 }
2601 BIO_free(bio);
2602 return 1;
2603 }
2604
nid_name(int nid)2605 static const char *nid_name(int nid)
2606 {
2607 const char *name = OBJ_nid2ln(nid);
2608
2609 if (name == NULL)
2610 name = OBJ_nid2sn(nid);
2611 if (name == NULL)
2612 name = "<unknown OID>";
2613 return name;
2614 }
2615
print_itavs(const STACK_OF (OSSL_CMP_ITAV)* itavs)2616 static int print_itavs(const STACK_OF(OSSL_CMP_ITAV) *itavs)
2617 {
2618 int i, ret = 1;
2619 int n = sk_OSSL_CMP_ITAV_num(itavs);
2620
2621 if (n <= 0) { /* also in case itavs == NULL */
2622 CMP_info("genp does not contain any ITAV");
2623 return ret;
2624 }
2625
2626 for (i = 1; i <= n; i++) {
2627 OSSL_CMP_ITAV *itav = sk_OSSL_CMP_ITAV_value(itavs, i - 1);
2628 ASN1_OBJECT *type = OSSL_CMP_ITAV_get0_type(itav);
2629 char name[80];
2630
2631 if (itav == NULL) {
2632 CMP_err1("could not get ITAV #%d from genp", i);
2633 ret = 0;
2634 continue;
2635 }
2636 if (i2t_ASN1_OBJECT(name, sizeof(name), type) <= 0) {
2637 CMP_err1("error parsing type of ITAV #%d from genp", i);
2638 ret = 0;
2639 } else {
2640 CMP_info2("ITAV #%d from genp infoType=%s", i, name);
2641 }
2642 }
2643 return ret;
2644 }
2645
2646 static char opt_item[SECTION_NAME_MAX + 1];
2647 /* get previous name from a comma or space-separated list of names */
prev_item(const char * opt,const char * end)2648 static const char *prev_item(const char *opt, const char *end)
2649 {
2650 const char *beg;
2651 size_t len;
2652
2653 if (end == opt)
2654 return NULL;
2655 beg = end;
2656 while (beg > opt) {
2657 --beg;
2658 if (beg[0] == ',' || isspace(_UC(beg[0]))) {
2659 ++beg;
2660 break;
2661 }
2662 }
2663 len = end - beg;
2664 if (len > SECTION_NAME_MAX) {
2665 CMP_warn3("using only first %d characters of section name starting with \"%.*s\"",
2666 SECTION_NAME_MAX, SECTION_NAME_MAX, beg);
2667 len = SECTION_NAME_MAX;
2668 }
2669 memcpy(opt_item, beg, len);
2670 opt_item[len] = '\0';
2671 while (beg > opt) {
2672 --beg;
2673 if (beg[0] != ',' && !isspace(_UC(beg[0]))) {
2674 ++beg;
2675 break;
2676 }
2677 }
2678 return beg;
2679 }
2680
2681 /* get str value for name from a comma-separated hierarchy of config sections */
conf_get_string(const CONF * src_conf,const char * groups,const char * name)2682 static char *conf_get_string(const CONF *src_conf, const char *groups,
2683 const char *name)
2684 {
2685 char *res = NULL;
2686 const char *end = groups + strlen(groups);
2687
2688 while ((end = prev_item(groups, end)) != NULL) {
2689 if ((res = app_conf_try_string(src_conf, opt_item, name)) != NULL)
2690 return res;
2691 }
2692 return res;
2693 }
2694
2695 /* get long val for name from a comma-separated hierarchy of config sections */
conf_get_number_e(const CONF * conf_,const char * groups,const char * name,long * result)2696 static int conf_get_number_e(const CONF *conf_, const char *groups,
2697 const char *name, long *result)
2698 {
2699 char *str = conf_get_string(conf_, groups, name);
2700 char *tailptr;
2701 long res;
2702
2703 if (str == NULL || *str == '\0')
2704 return 0;
2705
2706 res = strtol(str, &tailptr, 10);
2707 if (res == LONG_MIN || res == LONG_MAX || *tailptr != '\0')
2708 return 0;
2709
2710 *result = res;
2711 return 1;
2712 }
2713
2714 /*
2715 * use the command line option table to read values from the CMP section
2716 * of openssl.cnf. Defaults are taken from the config file, they can be
2717 * overwritten on the command line.
2718 */
read_config(void)2719 static int read_config(void)
2720 {
2721 unsigned int i;
2722 long num = 0;
2723 char *txt = NULL;
2724 const OPTIONS *opt;
2725 int start_opt = OPT_VERBOSITY - OPT_HELP;
2726 int start_idx = OPT_VERBOSITY - 2;
2727 /*
2728 * starting with offset OPT_VERBOSITY because OPT_CONFIG and OPT_SECTION
2729 * would not make sense within the config file.
2730 */
2731 int n_options = OSSL_NELEM(cmp_options) - 1;
2732
2733 for (opt = &cmp_options[start_opt], i = start_idx;
2734 opt->name != NULL; i++, opt++)
2735 if (!strcmp(opt->name, OPT_SECTION_STR)
2736 || !strcmp(opt->name, OPT_MORE_STR))
2737 n_options--;
2738 OPENSSL_assert(OSSL_NELEM(cmp_vars) == n_options + OPT_PROV__FIRST + 1 - OPT_PROV__LAST + OPT_R__FIRST + 1 - OPT_R__LAST + OPT_V__FIRST + 1 - OPT_V__LAST);
2739 for (opt = &cmp_options[start_opt], i = start_idx;
2740 opt->name != NULL; i++, opt++) {
2741 int provider_option = (OPT_PROV__FIRST <= opt->retval
2742 && opt->retval < OPT_PROV__LAST);
2743 int rand_state_option = (OPT_R__FIRST <= opt->retval
2744 && opt->retval < OPT_R__LAST);
2745 int verification_option = (OPT_V__FIRST <= opt->retval
2746 && opt->retval < OPT_V__LAST);
2747
2748 if (strcmp(opt->name, OPT_SECTION_STR) == 0
2749 || strcmp(opt->name, OPT_MORE_STR) == 0) {
2750 i--;
2751 continue;
2752 }
2753 if (provider_option || rand_state_option || verification_option)
2754 i--;
2755 switch (opt->valtype) {
2756 case '-':
2757 case 'p':
2758 case 'n':
2759 case 'N':
2760 case 'l':
2761 if (!conf_get_number_e(conf, opt_section, opt->name, &num)) {
2762 ERR_clear_error();
2763 continue; /* option not provided */
2764 }
2765 if (opt->valtype == 'p' && num <= 0) {
2766 opt_printf_stderr("Non-positive number \"%ld\" for config option -%s\n",
2767 num, opt->name);
2768 return -1;
2769 }
2770 if (opt->valtype == 'N' && num < 0) {
2771 opt_printf_stderr("Negative number \"%ld\" for config option -%s\n",
2772 num, opt->name);
2773 return -1;
2774 }
2775 break;
2776 case 's':
2777 case '>':
2778 case 'M':
2779 txt = conf_get_string(conf, opt_section, opt->name);
2780 if (txt == NULL) {
2781 ERR_clear_error();
2782 continue; /* option not provided */
2783 }
2784 break;
2785 default:
2786 CMP_err2("internal: unsupported type '%c' for option '%s'",
2787 opt->valtype, opt->name);
2788 return 0;
2789 break;
2790 }
2791 if (provider_option || verification_option) {
2792 int conf_argc = 1;
2793 char *conf_argv[3];
2794 char arg1[82];
2795
2796 BIO_snprintf(arg1, 81, "-%s", (char *)opt->name);
2797 conf_argv[0] = prog;
2798 conf_argv[1] = arg1;
2799 if (opt->valtype == '-') {
2800 if (num != 0)
2801 conf_argc = 2;
2802 } else {
2803 conf_argc = 3;
2804 conf_argv[2] = conf_get_string(conf, opt_section, opt->name);
2805 /* not NULL */
2806 }
2807 if (conf_argc > 1) {
2808 (void)opt_init(conf_argc, conf_argv, cmp_options);
2809
2810 if (provider_option
2811 ? !opt_provider(opt_next())
2812 : !opt_verify(opt_next(), vpm)) {
2813 CMP_err2("for option '%s' in config file section '%s'",
2814 opt->name, opt_section);
2815 return 0;
2816 }
2817 }
2818 } else {
2819 switch (opt->valtype) {
2820 case '-':
2821 case 'p':
2822 case 'n':
2823 case 'N':
2824 if (num < INT_MIN || INT_MAX < num) {
2825 BIO_printf(bio_err,
2826 "integer value out of range for option '%s'\n",
2827 opt->name);
2828 return 0;
2829 }
2830 *cmp_vars[i].num = (int)num;
2831 break;
2832 case 'l':
2833 *cmp_vars[i].num_long = num;
2834 break;
2835 default:
2836 if (txt != NULL && txt[0] == '\0')
2837 txt = NULL; /* reset option on empty string input */
2838 *cmp_vars[i].txt = txt;
2839 break;
2840 }
2841 }
2842 }
2843
2844 return 1;
2845 }
2846
opt_str(void)2847 static char *opt_str(void)
2848 {
2849 char *arg = opt_arg();
2850
2851 if (arg[0] == '\0') {
2852 CMP_warn1("%s option argument is empty string, resetting option",
2853 opt_flag());
2854 arg = NULL;
2855 } else if (arg[0] == '-') {
2856 CMP_warn1("%s option argument starts with hyphen", opt_flag());
2857 }
2858 return arg;
2859 }
2860
2861 /* returns 1 on success, 0 on error, -1 on -help (i.e., stop with success) */
get_opts(int argc,char ** argv)2862 static int get_opts(int argc, char **argv)
2863 {
2864 OPTION_CHOICE o;
2865
2866 prog = opt_init(argc, argv, cmp_options);
2867
2868 while ((o = opt_next()) != OPT_EOF) {
2869 switch (o) {
2870 case OPT_EOF:
2871 case OPT_ERR:
2872 opthelp:
2873 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
2874 return 0;
2875 case OPT_HELP:
2876 opt_help(cmp_options);
2877 return -1;
2878 case OPT_CONFIG: /* has already been handled */
2879 case OPT_SECTION: /* has already been handled */
2880 break;
2881 case OPT_VERBOSITY:
2882 if (!set_verbosity(opt_int_arg()))
2883 goto opthelp;
2884 break;
2885 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
2886 case OPT_SERVER:
2887 opt_server = opt_str();
2888 break;
2889 case OPT_PROXY:
2890 opt_proxy = opt_str();
2891 break;
2892 case OPT_NO_PROXY:
2893 opt_no_proxy = opt_str();
2894 break;
2895 #endif
2896 case OPT_RECIPIENT:
2897 opt_recipient = opt_str();
2898 break;
2899 case OPT_PATH:
2900 opt_path = opt_str();
2901 break;
2902 case OPT_KEEP_ALIVE:
2903 opt_keep_alive = opt_int_arg();
2904 if (opt_keep_alive > 2) {
2905 CMP_err("-keep_alive argument must be 0, 1, or 2");
2906 goto opthelp;
2907 }
2908 break;
2909 case OPT_MSG_TIMEOUT:
2910 opt_msg_timeout = opt_int_arg();
2911 break;
2912 case OPT_TOTAL_TIMEOUT:
2913 opt_total_timeout = opt_int_arg();
2914 break;
2915 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
2916 case OPT_TLS_USED:
2917 opt_tls_used = 1;
2918 break;
2919 case OPT_TLS_CERT:
2920 opt_tls_cert = opt_str();
2921 break;
2922 case OPT_TLS_KEY:
2923 opt_tls_key = opt_str();
2924 break;
2925 case OPT_TLS_KEYPASS:
2926 opt_tls_keypass = opt_str();
2927 break;
2928 case OPT_TLS_EXTRA:
2929 opt_tls_extra = opt_str();
2930 break;
2931 case OPT_TLS_TRUSTED:
2932 opt_tls_trusted = opt_str();
2933 break;
2934 case OPT_TLS_HOST:
2935 opt_tls_host = opt_str();
2936 break;
2937 #endif
2938
2939 case OPT_REF:
2940 opt_ref = opt_str();
2941 break;
2942 case OPT_SECRET:
2943 opt_secret = opt_str();
2944 break;
2945 case OPT_CERT:
2946 opt_cert = opt_str();
2947 break;
2948 case OPT_OWN_TRUSTED:
2949 opt_own_trusted = opt_str();
2950 break;
2951 case OPT_KEY:
2952 opt_key = opt_str();
2953 break;
2954 case OPT_KEYPASS:
2955 opt_keypass = opt_str();
2956 break;
2957 case OPT_DIGEST:
2958 opt_digest = opt_str();
2959 break;
2960 case OPT_MAC:
2961 opt_mac = opt_str();
2962 break;
2963 case OPT_EXTRACERTS:
2964 opt_extracerts = opt_str();
2965 break;
2966 case OPT_UNPROTECTED_REQUESTS:
2967 opt_unprotected_requests = 1;
2968 break;
2969
2970 case OPT_TRUSTED:
2971 opt_trusted = opt_str();
2972 break;
2973 case OPT_UNTRUSTED:
2974 opt_untrusted = opt_str();
2975 break;
2976 case OPT_SRVCERT:
2977 opt_srvcert = opt_str();
2978 break;
2979 case OPT_EXPECT_SENDER:
2980 opt_expect_sender = opt_str();
2981 break;
2982 case OPT_IGNORE_KEYUSAGE:
2983 opt_ignore_keyusage = 1;
2984 break;
2985 case OPT_UNPROTECTED_ERRORS:
2986 opt_unprotected_errors = 1;
2987 break;
2988 case OPT_NO_CACHE_EXTRACERTS:
2989 opt_no_cache_extracerts = 1;
2990 break;
2991 case OPT_SRVCERTOUT:
2992 opt_srvcertout = opt_str();
2993 break;
2994 case OPT_EXTRACERTSOUT:
2995 opt_extracertsout = opt_str();
2996 break;
2997 case OPT_CACERTSOUT:
2998 opt_cacertsout = opt_str();
2999 break;
3000 case OPT_OLDWITHOLD:
3001 opt_oldwithold = opt_str();
3002 break;
3003 case OPT_NEWWITHNEW:
3004 opt_newwithnew = opt_str();
3005 break;
3006 case OPT_NEWWITHOLD:
3007 opt_newwithold = opt_str();
3008 break;
3009 case OPT_OLDWITHNEW:
3010 opt_oldwithnew = opt_str();
3011 break;
3012 case OPT_CRLCERT:
3013 opt_crlcert = opt_str();
3014 break;
3015 case OPT_OLDCRL:
3016 opt_oldcrl = opt_str();
3017 break;
3018 case OPT_CRLOUT:
3019 opt_crlout = opt_str();
3020 break;
3021
3022 case OPT_V_CASES:
3023 if (!opt_verify(o, vpm))
3024 goto opthelp;
3025 break;
3026 case OPT_CMD:
3027 opt_cmd_s = opt_str();
3028 break;
3029 case OPT_INFOTYPE:
3030 opt_infotype_s = opt_str();
3031 break;
3032 case OPT_PROFILE:
3033 opt_profile = opt_str();
3034 break;
3035 case OPT_GENINFO:
3036 opt_geninfo = opt_str();
3037 break;
3038 case OPT_TEMPLATE:
3039 opt_template = opt_str();
3040 break;
3041 case OPT_KEYSPEC:
3042 opt_keyspec = opt_str();
3043 break;
3044 case OPT_NEWKEY:
3045 opt_newkey = opt_str();
3046 break;
3047 case OPT_NEWKEYPASS:
3048 opt_newkeypass = opt_str();
3049 break;
3050 case OPT_CENTRALKEYGEN:
3051 opt_centralkeygen = 1;
3052 break;
3053 case OPT_NEWKEYOUT:
3054 opt_newkeyout = opt_str();
3055 break;
3056 case OPT_SUBJECT:
3057 opt_subject = opt_str();
3058 break;
3059 case OPT_DAYS:
3060 opt_days = opt_int_arg();
3061 break;
3062 case OPT_REQEXTS:
3063 opt_reqexts = opt_str();
3064 break;
3065 case OPT_SANS:
3066 opt_sans = opt_str();
3067 break;
3068 case OPT_SAN_NODEFAULT:
3069 opt_san_nodefault = 1;
3070 break;
3071 case OPT_POLICIES:
3072 opt_policies = opt_str();
3073 break;
3074 case OPT_POLICY_OIDS:
3075 opt_policy_oids = opt_str();
3076 break;
3077 case OPT_POLICY_OIDS_CRITICAL:
3078 opt_policy_oids_critical = 1;
3079 break;
3080 case OPT_POPO:
3081 opt_popo = opt_int_arg();
3082 if (opt_popo < OSSL_CRMF_POPO_NONE
3083 || opt_popo > OSSL_CRMF_POPO_KEYENC) {
3084 CMP_err("invalid popo spec. Valid values are -1 .. 2");
3085 goto opthelp;
3086 }
3087 break;
3088 case OPT_CSR:
3089 opt_csr = opt_str();
3090 break;
3091 case OPT_OUT_TRUSTED:
3092 opt_out_trusted = opt_str();
3093 break;
3094 case OPT_IMPLICIT_CONFIRM:
3095 opt_implicit_confirm = 1;
3096 break;
3097 case OPT_DISABLE_CONFIRM:
3098 opt_disable_confirm = 1;
3099 break;
3100 case OPT_CERTOUT:
3101 opt_certout = opt_str();
3102 break;
3103 case OPT_CHAINOUT:
3104 opt_chainout = opt_str();
3105 break;
3106 case OPT_OLDCERT:
3107 opt_oldcert = opt_str();
3108 break;
3109 case OPT_REVREASON:
3110 opt_revreason = opt_int_arg();
3111 if (opt_revreason < CRL_REASON_NONE
3112 || opt_revreason > CRL_REASON_AA_COMPROMISE
3113 || opt_revreason == 7) {
3114 CMP_err("invalid revreason. Valid values are -1 .. 6, 8 .. 10");
3115 goto opthelp;
3116 }
3117 break;
3118 case OPT_ISSUER:
3119 opt_issuer = opt_str();
3120 break;
3121 case OPT_SERIAL:
3122 opt_serial = opt_str();
3123 break;
3124 case OPT_CERTFORM:
3125 opt_certform_s = opt_str();
3126 break;
3127 case OPT_CRLFORM:
3128 opt_crlform_s = opt_str();
3129 break;
3130 case OPT_KEYFORM:
3131 opt_keyform_s = opt_str();
3132 break;
3133 case OPT_OTHERPASS:
3134 opt_otherpass = opt_str();
3135 break;
3136 #ifndef OPENSSL_NO_ENGINE
3137 case OPT_ENGINE:
3138 opt_engine = opt_str();
3139 break;
3140 #endif
3141 case OPT_PROV_CASES:
3142 if (!opt_provider(o))
3143 goto opthelp;
3144 break;
3145 case OPT_R_CASES:
3146 if (!opt_rand(o))
3147 goto opthelp;
3148 break;
3149
3150 case OPT_BATCH:
3151 opt_batch = 1;
3152 break;
3153 case OPT_REPEAT:
3154 opt_repeat = opt_int_arg();
3155 break;
3156 case OPT_REQIN:
3157 opt_reqin = opt_str();
3158 break;
3159 case OPT_REQIN_NEW_TID:
3160 opt_reqin_new_tid = 1;
3161 break;
3162 case OPT_REQOUT:
3163 opt_reqout = opt_str();
3164 break;
3165 case OPT_REQOUT_ONLY:
3166 opt_reqout_only = opt_str();
3167 break;
3168 case OPT_RSPIN:
3169 opt_rspin = opt_str();
3170 break;
3171 case OPT_RSPOUT:
3172 opt_rspout = opt_str();
3173 break;
3174 case OPT_USE_MOCK_SRV:
3175 opt_use_mock_srv = 1;
3176 break;
3177
3178 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
3179 case OPT_PORT:
3180 opt_port = opt_str();
3181 break;
3182 case OPT_MAX_MSGS:
3183 opt_max_msgs = opt_int_arg();
3184 break;
3185 #endif
3186 case OPT_SRV_REF:
3187 opt_srv_ref = opt_str();
3188 break;
3189 case OPT_SRV_SECRET:
3190 opt_srv_secret = opt_str();
3191 break;
3192 case OPT_SRV_CERT:
3193 opt_srv_cert = opt_str();
3194 break;
3195 case OPT_SRV_KEY:
3196 opt_srv_key = opt_str();
3197 break;
3198 case OPT_SRV_KEYPASS:
3199 opt_srv_keypass = opt_str();
3200 break;
3201 case OPT_SRV_TRUSTED:
3202 opt_srv_trusted = opt_str();
3203 break;
3204 case OPT_SRV_UNTRUSTED:
3205 opt_srv_untrusted = opt_str();
3206 break;
3207 case OPT_REF_CERT:
3208 opt_ref_cert = opt_str();
3209 break;
3210 case OPT_RSP_CERT:
3211 opt_rsp_cert = opt_str();
3212 break;
3213 case OPT_RSP_KEY:
3214 opt_rsp_key = opt_str();
3215 break;
3216 case OPT_RSP_KEYPASS:
3217 opt_rsp_keypass = opt_str();
3218 break;
3219 case OPT_RSP_CRL:
3220 opt_rsp_crl = opt_str();
3221 break;
3222 case OPT_RSP_EXTRACERTS:
3223 opt_rsp_extracerts = opt_str();
3224 break;
3225 case OPT_RSP_CAPUBS:
3226 opt_rsp_capubs = opt_str();
3227 break;
3228 case OPT_RSP_NEWWITHNEW:
3229 opt_rsp_newwithnew = opt_str();
3230 break;
3231 case OPT_RSP_NEWWITHOLD:
3232 opt_rsp_newwithold = opt_str();
3233 break;
3234 case OPT_RSP_OLDWITHNEW:
3235 opt_rsp_oldwithnew = opt_str();
3236 break;
3237 case OPT_POLL_COUNT:
3238 opt_poll_count = opt_int_arg();
3239 break;
3240 case OPT_CHECK_AFTER:
3241 opt_check_after = opt_int_arg();
3242 break;
3243 case OPT_GRANT_IMPLICITCONF:
3244 opt_grant_implicitconf = 1;
3245 break;
3246 case OPT_PKISTATUS:
3247 opt_pkistatus = opt_int_arg();
3248 break;
3249 case OPT_FAILURE:
3250 opt_failure = opt_int_arg();
3251 break;
3252 case OPT_FAILUREBITS:
3253 opt_failurebits = opt_int_arg();
3254 break;
3255 case OPT_STATUSSTRING:
3256 opt_statusstring = opt_str();
3257 break;
3258 case OPT_SEND_ERROR:
3259 opt_send_error = 1;
3260 break;
3261 case OPT_SEND_UNPROTECTED:
3262 opt_send_unprotected = 1;
3263 break;
3264 case OPT_SEND_UNPROT_ERR:
3265 opt_send_unprot_err = 1;
3266 break;
3267 case OPT_ACCEPT_UNPROTECTED:
3268 opt_accept_unprotected = 1;
3269 break;
3270 case OPT_ACCEPT_UNPROT_ERR:
3271 opt_accept_unprot_err = 1;
3272 break;
3273 case OPT_ACCEPT_RAVERIFIED:
3274 opt_accept_raverified = 1;
3275 break;
3276 }
3277 }
3278
3279 /* No extra args. */
3280 if (!opt_check_rest_arg(NULL))
3281 goto opthelp;
3282 return 1;
3283 }
3284
3285 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
cmp_server(OSSL_CMP_CTX * srv_cmp_ctx)3286 static int cmp_server(OSSL_CMP_CTX *srv_cmp_ctx)
3287 {
3288 BIO *acbio;
3289 BIO *cbio = NULL;
3290 int keep_alive = 0;
3291 int msgs = 0;
3292 int retry = 1;
3293 int ret = 1;
3294
3295 if ((acbio = http_server_init(prog, opt_port, opt_verbosity)) == NULL)
3296 return 0;
3297 while (opt_max_msgs <= 0 || msgs < opt_max_msgs) {
3298 char *path = NULL;
3299 OSSL_CMP_MSG *req = NULL;
3300 OSSL_CMP_MSG *resp = NULL;
3301
3302 ret = http_server_get_asn1_req(ASN1_ITEM_rptr(OSSL_CMP_MSG),
3303 (ASN1_VALUE **)&req, &path,
3304 &cbio, acbio, &keep_alive,
3305 prog, 0, 0);
3306 if (ret == 0) { /* no request yet */
3307 if (retry) {
3308 OSSL_sleep(1000);
3309 retry = 0;
3310 continue;
3311 }
3312 ret = 0;
3313 goto next;
3314 }
3315 if (ret++ == -1) /* fatal error */
3316 break;
3317
3318 ret = 0;
3319 msgs++;
3320 if (req != NULL) {
3321 if (strcmp(path, "") != 0 && strcmp(path, "pkix/") != 0) {
3322 (void)http_server_send_status(prog, cbio, 404, "Not Found");
3323 CMP_err1("expecting empty path or 'pkix/' but got '%s'",
3324 path);
3325 OPENSSL_free(path);
3326 OSSL_CMP_MSG_free(req);
3327 goto next;
3328 }
3329 OPENSSL_free(path);
3330 resp = OSSL_CMP_CTX_server_perform(cmp_ctx /* of client */, req);
3331 OSSL_CMP_MSG_free(req);
3332 if (resp == NULL) {
3333 (void)http_server_send_status(prog, cbio,
3334 500, "Internal Server Error");
3335 break; /* treated as fatal error */
3336 }
3337 ret = http_server_send_asn1_resp(prog, cbio, keep_alive,
3338 "application/pkixcmp",
3339 ASN1_ITEM_rptr(OSSL_CMP_MSG),
3340 (const ASN1_VALUE *)resp);
3341 OSSL_CMP_MSG_free(resp);
3342 if (!ret)
3343 break; /* treated as fatal error */
3344 }
3345 next:
3346 if (!ret) { /* on transmission error, cancel CMP transaction */
3347 (void)OSSL_CMP_CTX_set1_transactionID(srv_cmp_ctx, NULL);
3348 (void)OSSL_CMP_CTX_set1_senderNonce(srv_cmp_ctx, NULL);
3349 }
3350 if (!ret || !keep_alive
3351 || OSSL_CMP_CTX_get_status(srv_cmp_ctx) != OSSL_CMP_PKISTATUS_trans
3352 /* transaction closed by OSSL_CMP_CTX_server_perform() */) {
3353 BIO_free_all(cbio);
3354 cbio = NULL;
3355 }
3356 }
3357
3358 BIO_free_all(cbio);
3359 BIO_free_all(acbio);
3360 return ret;
3361 }
3362 #endif
3363
print_keyspec(OSSL_CMP_ATAVS * keySpec)3364 static void print_keyspec(OSSL_CMP_ATAVS *keySpec)
3365 {
3366 const char *desc = "specifications contained in keySpec from genp";
3367 BIO *mem;
3368 int i;
3369 const char *p;
3370 long len;
3371
3372 if (keySpec == NULL) {
3373 CMP_info1("No %s", desc);
3374 return;
3375 }
3376
3377 mem = BIO_new(BIO_s_mem());
3378 if (mem == NULL) {
3379 CMP_err1("Out of memory - cannot dump key %s", desc);
3380 return;
3381 }
3382 BIO_printf(mem, "Key %s:\n", desc);
3383
3384 for (i = 0; i < sk_OSSL_CMP_ATAV_num(keySpec); i++) {
3385 OSSL_CMP_ATAV *atav = sk_OSSL_CMP_ATAV_value(keySpec, i);
3386 ASN1_OBJECT *type = OSSL_CMP_ATAV_get0_type(atav /* may be NULL */);
3387 int nid = OBJ_obj2nid(type);
3388
3389 switch (nid) {
3390 case NID_id_regCtrl_algId: {
3391 X509_ALGOR *alg = OSSL_CMP_ATAV_get0_algId(atav);
3392 const ASN1_OBJECT *oid;
3393 int paramtype;
3394 const void *param;
3395
3396 /* NULL check to prevent dereferencing a NULL pointer when print_keyspec is called */
3397 if (alg == NULL) {
3398 BIO_puts(mem, "Key algorithm: <absent>\n");
3399 break;
3400 }
3401
3402 X509_ALGOR_get0(&oid, ¶mtype, ¶m, alg);
3403 BIO_printf(mem, "Key algorithm: ");
3404 i2a_ASN1_OBJECT(mem, oid);
3405 if (paramtype == V_ASN1_UNDEF || alg->parameter == NULL) {
3406 BIO_printf(mem, "\n");
3407 } else {
3408 BIO_printf(mem, " - ");
3409 ASN1_item_print(mem, (ASN1_VALUE *)alg,
3410 0, ASN1_ITEM_rptr(X509_ALGOR), NULL);
3411 }
3412 } break;
3413 case NID_id_regCtrl_rsaKeyLen:
3414 BIO_printf(mem, "Key algorithm: RSA %d\n",
3415 OSSL_CMP_ATAV_get_rsaKeyLen(atav));
3416 break;
3417 default:
3418 BIO_printf(mem, "Invalid key spec: %s\n", nid_name(nid));
3419 break;
3420 }
3421 }
3422 BIO_printf(mem, "End of key %s", desc);
3423
3424 len = BIO_get_mem_data(mem, &p);
3425 if (len > INT_MAX)
3426 CMP_err1("Info too large - cannot dump key %s", desc);
3427 else
3428 CMP_info2("%.*s", (int)len, p);
3429 BIO_free(mem);
3430 return;
3431 }
3432
print_status(void)3433 static void print_status(void)
3434 {
3435 /* print PKIStatusInfo */
3436 int status = OSSL_CMP_CTX_get_status(cmp_ctx);
3437 char *buf = app_malloc(OSSL_CMP_PKISI_BUFLEN, "PKIStatusInfo buf");
3438 const char *string = OSSL_CMP_CTX_snprint_PKIStatus(cmp_ctx, buf, OSSL_CMP_PKISI_BUFLEN);
3439 const char *from = "", *server = "";
3440
3441 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
3442 if (opt_server != NULL) {
3443 from = " from ";
3444 server = opt_server;
3445 }
3446 #endif
3447 CMP_print(bio_err,
3448 status == OSSL_CMP_PKISTATUS_accepted
3449 ? OSSL_CMP_LOG_INFO
3450 : status == OSSL_CMP_PKISTATUS_rejection
3451 || status == OSSL_CMP_PKISTATUS_waiting
3452 ? OSSL_CMP_LOG_ERR
3453 : OSSL_CMP_LOG_WARNING,
3454 status == OSSL_CMP_PKISTATUS_accepted ? "info" : status == OSSL_CMP_PKISTATUS_rejection ? "server error"
3455 : status == OSSL_CMP_PKISTATUS_waiting ? "internal error"
3456 : "warning",
3457 "received%s%s %s", from, server,
3458 string != NULL ? string : "<unknown PKIStatus>");
3459 OPENSSL_free(buf);
3460 }
3461
do_genm(OSSL_CMP_CTX * ctx)3462 static int do_genm(OSSL_CMP_CTX *ctx)
3463 {
3464 if (opt_infotype == NID_id_it_caCerts) {
3465 STACK_OF(X509) *cacerts = NULL;
3466
3467 if (opt_cacertsout == NULL) {
3468 CMP_err("Missing -cacertsout option for -infotype caCerts");
3469 return 0;
3470 }
3471
3472 if (!OSSL_CMP_get1_caCerts(ctx, &cacerts))
3473 return 0;
3474
3475 /* could check authorization of sender/origin at this point */
3476 if (cacerts == NULL) {
3477 CMP_warn("no CA certificates provided by server");
3478 } else if (save_free_certs(cacerts, opt_cacertsout, "CA") < 0) {
3479 CMP_err1("Failed to store CA certificates from genp in %s",
3480 opt_cacertsout);
3481 return 0;
3482 }
3483 return 1;
3484 } else if (opt_infotype == NID_id_it_rootCaCert) {
3485 X509 *oldwithold = NULL;
3486 X509 *newwithnew = NULL;
3487 X509 *newwithold = NULL;
3488 X509 *oldwithnew = NULL;
3489 int res = 0;
3490
3491 if (opt_newwithnew == NULL) {
3492 CMP_err("Missing -newwithnew option for -infotype rootCaCert");
3493 return 0;
3494 }
3495 if (opt_oldwithold == NULL) {
3496 CMP_warn("No -oldwithold given, will use all certs given with -trusted as trust anchors for verifying the newWithNew cert");
3497 } else {
3498 oldwithold = load_cert_pwd(opt_oldwithold, opt_otherpass,
3499 "OldWithOld cert for genm with -infotype rootCaCert");
3500 if (oldwithold == NULL)
3501 goto end_upd;
3502 }
3503 if (!OSSL_CMP_get1_rootCaKeyUpdate(ctx, oldwithold, &newwithnew,
3504 &newwithold, &oldwithnew))
3505 goto end_upd;
3506 /* At this point might check authorization of response sender/origin */
3507
3508 if (newwithnew == NULL)
3509 CMP_info("no root CA certificate update available");
3510 else if (oldwithold == NULL && oldwithnew != NULL)
3511 CMP_warn("oldWithNew certificate received in genp for verifying oldWithOld, but oldWithOld was not provided");
3512
3513 if (save_cert_or_delete(newwithnew, opt_newwithnew,
3514 "NewWithNew cert from genp")
3515 && save_cert_or_delete(newwithold, opt_newwithold,
3516 "NewWithOld cert from genp")
3517 && save_cert_or_delete(oldwithnew, opt_oldwithnew,
3518 "OldWithNew cert from genp"))
3519 res = 1;
3520
3521 X509_free(newwithnew);
3522 X509_free(newwithold);
3523 X509_free(oldwithnew);
3524 end_upd:
3525 X509_free(oldwithold);
3526 return res;
3527 } else if (opt_infotype == NID_id_it_crlStatusList) {
3528 X509_CRL *oldcrl = NULL, *crl = NULL;
3529 X509 *crlcert = NULL;
3530 int res = 0;
3531 const char *desc = "CRL from genp of type 'crls'";
3532
3533 if (opt_oldcrl == NULL && opt_crlcert == NULL) {
3534 CMP_err("Missing -oldcrl and no -crlcert given for -infotype crlStatusList");
3535 return 0;
3536 }
3537 if (opt_crlout == NULL) {
3538 CMP_err("Missing -crlout for -infotype crlStatusList");
3539 return 0;
3540 }
3541
3542 if (opt_crlcert != NULL) {
3543 crlcert = load_cert_pwd(opt_crlcert, opt_otherpass,
3544 "Cert for genm with -infotype crlStatusList");
3545 if (crlcert == NULL)
3546 goto end_crlupd;
3547 }
3548
3549 if (opt_oldcrl != NULL) {
3550 oldcrl = load_crl(opt_oldcrl, FORMAT_UNDEF, 0,
3551 "CRL for genm with -infotype crlStatusList");
3552 if (oldcrl == NULL)
3553 goto end_crlupd;
3554 }
3555
3556 if (opt_oldcrl != NULL && opt_crlcert != NULL) {
3557 if (X509_NAME_cmp(X509_CRL_get_issuer(oldcrl),
3558 X509_get_issuer_name(crlcert))
3559 != 0)
3560 CMP_warn("-oldcrl and -crlcert have different issuer");
3561 }
3562
3563 if (!OSSL_CMP_get1_crlUpdate(ctx, crlcert, oldcrl, &crl))
3564 goto end_crlupd;
3565
3566 if (crl == NULL)
3567 CMP_info("no CRL update available");
3568 if (!save_crl_or_delete(crl, opt_crlout, desc))
3569 goto end_crlupd;
3570
3571 res = 1;
3572
3573 end_crlupd:
3574 X509_free(crlcert);
3575 X509_CRL_free(oldcrl);
3576 X509_CRL_free(crl);
3577 return res;
3578
3579 } else if (opt_infotype == NID_id_it_certReqTemplate) {
3580 OSSL_CRMF_CERTTEMPLATE *certTemplate;
3581 OSSL_CMP_ATAVS *keySpec;
3582 int res = 0;
3583
3584 if (!OSSL_CMP_get1_certReqTemplate(ctx, &certTemplate, &keySpec))
3585 return 0;
3586
3587 if (certTemplate == NULL) {
3588 CMP_warn("no certificate request template available");
3589 if (!delete_file(opt_template, "certTemplate from genp"))
3590 return 0;
3591 if (opt_keyspec != NULL
3592 && !delete_file(opt_keyspec, "keySpec from genp"))
3593 return 0;
3594 return 1;
3595 }
3596 if (!save_template(opt_template, certTemplate))
3597 goto tmpl_end;
3598
3599 print_keyspec(keySpec);
3600 if (opt_keyspec != NULL) {
3601 if (keySpec == NULL) {
3602 CMP_warn("no key specifications available");
3603 if (!delete_file(opt_keyspec, "keySpec from genp"))
3604 goto tmpl_end;
3605 } else if (!save_keyspec(opt_keyspec, keySpec)) {
3606 goto tmpl_end;
3607 }
3608 }
3609
3610 res = 1;
3611 tmpl_end:
3612 OSSL_CRMF_CERTTEMPLATE_free(certTemplate);
3613 sk_OSSL_CMP_ATAV_pop_free(keySpec, OSSL_CMP_ATAV_free);
3614 return res;
3615 } else {
3616 OSSL_CMP_ITAV *req;
3617 STACK_OF(OSSL_CMP_ITAV) *itavs;
3618
3619 if (opt_infotype != NID_undef) {
3620 CMP_warn1("No specific support for -infotype %s available",
3621 opt_infotype_s);
3622
3623 req = OSSL_CMP_ITAV_create(OBJ_nid2obj(opt_infotype), NULL);
3624 if (req == NULL || !OSSL_CMP_CTX_push0_genm_ITAV(ctx, req)) {
3625 CMP_err1("Failed to create genm for -infotype %s",
3626 opt_infotype_s);
3627 return 0;
3628 }
3629 }
3630
3631 if ((itavs = OSSL_CMP_exec_GENM_ses(ctx)) != NULL) {
3632 int res = print_itavs(itavs);
3633
3634 sk_OSSL_CMP_ITAV_pop_free(itavs, OSSL_CMP_ITAV_free);
3635 return res;
3636 }
3637 if (OSSL_CMP_CTX_get_status(ctx) != OSSL_CMP_PKISTATUS_request)
3638 CMP_err("Did not receive response on genm or genp is not valid");
3639 return 0;
3640 }
3641 }
3642
handle_opts_upfront(int argc,char ** argv)3643 static int handle_opts_upfront(int argc, char **argv)
3644 {
3645 int i;
3646
3647 prog = opt_appname(argv[0]);
3648 if (argc <= 1) {
3649 opt_help(cmp_options);
3650 return 0;
3651 }
3652
3653 /* handle -config, -section, and -verbosity to take effect for other opts */
3654 for (i = 1; i < argc - 1; i++) {
3655 if (*argv[i] == '-') {
3656 if (!strcmp(argv[i] + 1, cmp_options[OPT_CONFIG - OPT_HELP].name))
3657 opt_config = argv[++i];
3658 else if (!strcmp(argv[i] + 1,
3659 cmp_options[OPT_SECTION - OPT_HELP].name))
3660 opt_section = argv[++i];
3661 else if (strcmp(argv[i] + 1,
3662 cmp_options[OPT_VERBOSITY - OPT_HELP].name)
3663 == 0
3664 && !set_verbosity(atoi(argv[++i])))
3665 return 0;
3666 }
3667 }
3668 if (opt_section[0] == '\0') /* empty string */
3669 opt_section = DEFAULT_SECTION;
3670 return 1;
3671 }
3672
cmp_main(int argc,char ** argv)3673 int cmp_main(int argc, char **argv)
3674 {
3675 char *configfile = NULL;
3676 int i;
3677 X509 *newcert = NULL;
3678 ENGINE *engine = NULL;
3679 int ret = 0; /* default: failure */
3680
3681 if (!handle_opts_upfront(argc, argv))
3682 goto err;
3683
3684 vpm = X509_VERIFY_PARAM_new();
3685 if (vpm == NULL) {
3686 CMP_err("out of memory");
3687 goto err;
3688 }
3689
3690 /* read default values for options from config file */
3691 configfile = opt_config != NULL ? opt_config : default_config_file;
3692 if (configfile != NULL && configfile[0] != '\0' /* non-empty string */
3693 && (configfile != default_config_file
3694 || access(configfile, F_OK) != -1)) {
3695 CMP_info2("using section(s) '%s' of OpenSSL configuration file '%s'",
3696 opt_section, configfile);
3697 conf = app_load_config(configfile);
3698 if (conf == NULL) {
3699 goto err;
3700 } else {
3701 if (strcmp(opt_section, CMP_SECTION) == 0) { /* default */
3702 if (!NCONF_get_section(conf, opt_section))
3703 CMP_info2("no [%s] section found in config file '%s';"
3704 " will thus use just [default] and unnamed section if present",
3705 opt_section, configfile);
3706 } else {
3707 const char *end = opt_section + strlen(opt_section);
3708
3709 while ((end = prev_item(opt_section, end)) != NULL) {
3710 if (!NCONF_get_section(conf, opt_item)) {
3711 CMP_err2("no [%s] section found in config file '%s'",
3712 opt_item, configfile);
3713 goto err;
3714 }
3715 }
3716 }
3717 ret = read_config();
3718 if (!set_verbosity(opt_verbosity)) /* just for checking range */
3719 ret = -1;
3720 if (ret <= 0) {
3721 if (ret == -1)
3722 BIO_printf(bio_err, "Use -help for summary.\n");
3723 goto err;
3724 }
3725 }
3726 }
3727 (void)BIO_flush(bio_err); /* prevent interference with opt_help() */
3728
3729 cmp_ctx = OSSL_CMP_CTX_new(app_get0_libctx(), app_get0_propq());
3730 if (cmp_ctx == NULL)
3731 goto err;
3732
3733 ret = get_opts(argc, argv);
3734 if (ret <= 0)
3735 goto err;
3736
3737 ret = 0;
3738 if (!app_RAND_load())
3739 goto err;
3740
3741 if (opt_batch)
3742 set_base_ui_method(UI_null());
3743
3744 if (opt_engine != NULL) {
3745 engine = setup_engine_methods(opt_engine,
3746 0 /* not: ENGINE_METHOD_ALL */, 0);
3747 if (engine == NULL) {
3748 CMP_err1("cannot load engine %s", opt_engine);
3749 goto err;
3750 }
3751 }
3752
3753 OSSL_CMP_CTX_set_log_verbosity(cmp_ctx, opt_verbosity);
3754 if (!OSSL_CMP_CTX_set_log_cb(cmp_ctx, print_to_bio_out)) {
3755 CMP_err1("cannot set up error reporting and logging for %s", prog);
3756 goto err;
3757 }
3758
3759 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
3760 if (opt_tls_cert == NULL && opt_tls_key == NULL && opt_tls_keypass == NULL
3761 && opt_tls_extra == NULL && opt_tls_trusted == NULL
3762 && opt_tls_host == NULL) {
3763 if (opt_tls_used)
3764 CMP_warn("-tls_used given without any other TLS options");
3765 } else if (!opt_tls_used) {
3766 CMP_warn("ignoring TLS options(s) since -tls_used is not given");
3767 }
3768 if (opt_port != NULL) {
3769 if (opt_tls_used) {
3770 CMP_err("-tls_used option not supported with -port option");
3771 goto err;
3772 }
3773 if (opt_server != NULL || opt_use_mock_srv) {
3774 CMP_err("The -port option excludes -server and -use_mock_srv");
3775 goto err;
3776 }
3777 if (opt_reqin != NULL || opt_reqout != NULL) {
3778 CMP_err("The -port option does not support -reqin and -reqout");
3779 goto err;
3780 }
3781 if (opt_rspin != NULL || opt_rspout != NULL) {
3782 CMP_err("The -port option does not support -rspin and -rspout");
3783 goto err;
3784 }
3785 }
3786
3787 if (opt_server != NULL && opt_use_mock_srv) {
3788 CMP_err("cannot use both -server and -use_mock_srv options");
3789 goto err;
3790 }
3791 if ((opt_server == NULL || opt_use_mock_srv) && opt_tls_used) {
3792 CMP_warn("ignoring -tls_used option since -server is not given or -use_mock_srv is given");
3793 opt_tls_used = 0;
3794 }
3795
3796 #endif
3797
3798 if (opt_ignore_keyusage)
3799 (void)OSSL_CMP_CTX_set_option(cmp_ctx, OSSL_CMP_OPT_IGNORE_KEYUSAGE, 1);
3800 if (opt_no_cache_extracerts)
3801 (void)OSSL_CMP_CTX_set_option(cmp_ctx, OSSL_CMP_OPT_NO_CACHE_EXTRACERTS, 1);
3802
3803 if (opt_reqout_only == NULL && (opt_use_mock_srv
3804 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
3805 || opt_port != NULL
3806 #endif
3807 )) {
3808 OSSL_CMP_SRV_CTX *srv_ctx;
3809 OSSL_CMP_CTX *srv_cmp_ctx;
3810
3811 if ((srv_ctx = setup_srv_ctx(engine)) == NULL)
3812 goto err;
3813 OSSL_CMP_CTX_set_transfer_cb_arg(cmp_ctx /* of client */, srv_ctx);
3814
3815 srv_cmp_ctx = OSSL_CMP_SRV_CTX_get0_cmp_ctx(srv_ctx);
3816 if (!OSSL_CMP_CTX_set_log_cb(srv_cmp_ctx, print_to_bio_err)) {
3817 CMP_err1("cannot set up server-side error reporting and logging for %s", prog);
3818 goto err;
3819 }
3820 OSSL_CMP_CTX_set_log_verbosity(srv_cmp_ctx, opt_verbosity);
3821
3822 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
3823 if (opt_port != NULL) { /* act as very basic CMP HTTP server only */
3824 ret = cmp_server(srv_cmp_ctx);
3825 goto err;
3826 }
3827 #endif
3828 }
3829
3830 /* act as CMP client, possibly using internal mock server */
3831
3832 if (opt_reqout_only != NULL) {
3833 const char *msg = "option is ignored since -reqout_only option is given";
3834
3835 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
3836 if (opt_port != NULL) {
3837 CMP_err("the -reqout_only client option does not combine with -port implying server behavior");
3838 goto err;
3839 }
3840 if (opt_server != NULL)
3841 CMP_warn1("-server %s", msg);
3842 #endif
3843 if (opt_use_mock_srv)
3844 CMP_warn1("-use_mock_srv %s", msg);
3845 if (opt_reqout != NULL)
3846 CMP_warn1("-reqout %s", msg);
3847 if (opt_rspin != NULL)
3848 CMP_warn1("-rspin %s", msg);
3849 if (opt_rspout != NULL)
3850 CMP_warn1("-rspout %s", msg);
3851 opt_reqout = opt_reqout_only;
3852 }
3853 if (opt_rspin != NULL) {
3854 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
3855 if (opt_server != NULL)
3856 CMP_warn("-server option is not used if enough filenames given for -rspin");
3857 #endif
3858 if (opt_use_mock_srv)
3859 CMP_warn("-use_mock_srv option is not used if enough filenames given for -rspin");
3860 }
3861
3862 if (!setup_client_ctx(cmp_ctx, engine)) {
3863 CMP_err("cannot set up CMP context");
3864 goto err;
3865 }
3866 for (i = 0; i < opt_repeat; i++) {
3867 /* everything is ready, now connect and perform the command! */
3868 switch (opt_cmd) {
3869 case CMP_IR:
3870 newcert = OSSL_CMP_exec_IR_ses(cmp_ctx);
3871 if (newcert != NULL)
3872 ret = 1;
3873 break;
3874 case CMP_KUR:
3875 newcert = OSSL_CMP_exec_KUR_ses(cmp_ctx);
3876 if (newcert != NULL)
3877 ret = 1;
3878 break;
3879 case CMP_CR:
3880 newcert = OSSL_CMP_exec_CR_ses(cmp_ctx);
3881 if (newcert != NULL)
3882 ret = 1;
3883 break;
3884 case CMP_P10CR:
3885 newcert = OSSL_CMP_exec_P10CR_ses(cmp_ctx);
3886 if (newcert != NULL)
3887 ret = 1;
3888 break;
3889 case CMP_RR:
3890 ret = OSSL_CMP_exec_RR_ses(cmp_ctx);
3891 break;
3892 case CMP_GENM:
3893 ret = do_genm(cmp_ctx);
3894 default:
3895 break;
3896 }
3897 if (OSSL_CMP_CTX_get_status(cmp_ctx) < OSSL_CMP_PKISTATUS_accepted) {
3898 /* we got no response, maybe even did not send request */
3899 ret = 0;
3900 if (reqout_only_done) {
3901 ERR_clear_error();
3902 ret = 1;
3903 }
3904 goto err;
3905 }
3906 print_status();
3907 if (!save_cert_or_delete(OSSL_CMP_CTX_get0_validatedSrvCert(cmp_ctx),
3908 opt_srvcertout, "validated server"))
3909 ret = 0;
3910 if (!ret)
3911 goto err;
3912 ret = 0;
3913 if (save_free_certs(OSSL_CMP_CTX_get1_extraCertsIn(cmp_ctx),
3914 opt_extracertsout, "extra")
3915 < 0)
3916 goto err;
3917 if (newcert != NULL && (opt_cmd == CMP_IR || opt_cmd == CMP_CR || opt_cmd == CMP_KUR || opt_cmd == CMP_P10CR)) {
3918 STACK_OF(X509) *newchain = OSSL_CMP_CTX_get1_newChain(cmp_ctx);
3919
3920 if (newcert != NULL && newchain != NULL /* NULL is on error only */
3921 && opt_certout != NULL && opt_chainout != NULL
3922 && strcmp(opt_certout, opt_chainout) == 0) {
3923 if (!X509_add_cert(newchain, newcert, X509_ADD_FLAG_PREPEND | X509_ADD_FLAG_UP_REF)) {
3924 sk_X509_pop_free(newchain, X509_free);
3925 goto err;
3926 }
3927 if (!save_free_certs(newchain, opt_chainout, "newly enrolled cert and chain"))
3928 goto err;
3929 } else {
3930 if (save_free_certs(newchain, opt_chainout, "chain") < 0
3931 || !save_cert_or_delete(newcert, opt_certout, "newly enrolled"))
3932 goto err;
3933 }
3934 if (save_free_certs(OSSL_CMP_CTX_get1_caPubs(cmp_ctx),
3935 opt_cacertsout, "CA")
3936 < 0)
3937 goto err;
3938 if (opt_centralkeygen) {
3939 EVP_CIPHER *cipher = NULL;
3940 char *pass_string = NULL;
3941 BIO *out;
3942 int result = 1;
3943 EVP_PKEY *new_key = OSSL_CMP_CTX_get0_newPkey(cmp_ctx, 1 /* priv */);
3944
3945 if (new_key == NULL)
3946 goto err;
3947 if ((out = bio_open_owner(opt_newkeyout, FORMAT_PEM, 1)) == NULL)
3948 goto err;
3949 if (opt_newkeypass != NULL) {
3950 pass_string = get_passwd(opt_newkeypass,
3951 "Centrally generated private key password");
3952 cipher = EVP_CIPHER_fetch(app_get0_libctx(), SN_aes_256_cbc, app_get0_propq());
3953 }
3954
3955 CMP_info1("saving centrally generated key to file '%s'", opt_newkeyout);
3956 if (PEM_write_bio_PrivateKey(out, new_key, cipher, NULL, 0, NULL,
3957 (void *)pass_string)
3958 <= 0)
3959 result = 0;
3960
3961 BIO_free(out);
3962 clear_free(pass_string);
3963 EVP_CIPHER_free(cipher);
3964 if (!result)
3965 goto err;
3966 }
3967 }
3968 if (!OSSL_CMP_CTX_reinit(cmp_ctx))
3969 goto err;
3970 }
3971 ret = 1;
3972
3973 err:
3974 /* in case we ended up here on error without proper cleaning */
3975 cleanse(opt_keypass);
3976 cleanse(opt_newkeypass);
3977 cleanse(opt_otherpass);
3978 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
3979 cleanse(opt_tls_keypass);
3980 #endif
3981 cleanse(opt_secret);
3982 cleanse(opt_srv_keypass);
3983 cleanse(opt_srv_secret);
3984
3985 if (ret != 1)
3986 OSSL_CMP_CTX_print_errors(cmp_ctx);
3987
3988 if (cmp_ctx != NULL) {
3989 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
3990 APP_HTTP_TLS_INFO *info = OSSL_CMP_CTX_get_http_cb_arg(cmp_ctx);
3991
3992 (void)OSSL_CMP_CTX_set_http_cb_arg(cmp_ctx, NULL);
3993 #endif
3994 ossl_cmp_mock_srv_free(OSSL_CMP_CTX_get_transfer_cb_arg(cmp_ctx));
3995 X509_STORE_free(OSSL_CMP_CTX_get_certConf_cb_arg(cmp_ctx));
3996 /* cannot free info already here, as it may be used indirectly by: */
3997 OSSL_CMP_CTX_free(cmp_ctx);
3998 #if !defined(OPENSSL_NO_SOCK) && !defined(OPENSSL_NO_HTTP)
3999 if (info != NULL) {
4000 OPENSSL_free((char *)info->server);
4001 OPENSSL_free((char *)info->port);
4002 APP_HTTP_TLS_INFO_free(info);
4003 }
4004 #endif
4005 }
4006 X509_VERIFY_PARAM_free(vpm);
4007 release_engine(engine);
4008
4009 NCONF_free(conf); /* must not do as long as opt_... variables are used */
4010 OSSL_CMP_log_close();
4011
4012 return ret == 0 ? EXIT_FAILURE : EXIT_SUCCESS; /* ret == -1 for -help */
4013 }
4014