]> git.ipfire.org Git - thirdparty/openssl.git/blob - apps/cmp.c
projects / thirdparty / openssl.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
CMP: add support for genm/genp messages with id-it-caCerts
[thirdparty/openssl.git] / apps / cmp.c
1 /*
2 * Copyright 2007-2022 The OpenSSL Project Authors. All Rights Reserved.
3 * Copyright Nokia 2007-2019
4 * Copyright Siemens AG 2015-2019
5 *
6 * Licensed under the Apache License 2.0 (the "License"). You may not use
7 * this file except in compliance with the License. You can obtain a copy
8 * in the file LICENSE in the source distribution or at
9 * https://www.openssl.org/source/license.html
10 */
11
12 /* This app is disabled when OPENSSL_NO_CMP is defined. */
13
14 #include <string.h>
15 #include <ctype.h>
16
17 #include "apps.h"
18 #include "http_server.h"
19 #include "s_apps.h"
20 #include "progs.h"
21
22 #include "cmp_mock_srv.h"
23
24 /* tweaks needed due to missing unistd.h on Windows */
25 #if defined(_WIN32) && !defined(__BORLANDC__)
26 # define access _access
27 #endif
28 #ifndef F_OK
29 # define F_OK 0
30 #endif
31
32 #include <openssl/ui.h>
33 #include <openssl/pkcs12.h>
34 #include <openssl/ssl.h>
35
36 /* explicit #includes not strictly needed since implied by the above: */
37 #include <stdlib.h>
38 #include <openssl/cmp.h>
39 #include <openssl/cmp_util.h>
40 #include <openssl/crmf.h>
41 #include <openssl/crypto.h>
42 #include <openssl/err.h>
43 #include <openssl/store.h>
44 #include <openssl/objects.h>
45 #include <openssl/x509.h>
46
47 static char *prog;
48 static char *opt_config = NULL;
49 #define CMP_SECTION "cmp"
50 #define SECTION_NAME_MAX 40 /* max length of section name */
51 #define DEFAULT_SECTION "default"
52 static char *opt_section = CMP_SECTION;
53 static int opt_verbosity = OSSL_CMP_LOG_INFO;
54
55 static int read_config(void);
56
57 static CONF *conf = NULL; /* OpenSSL config file context structure */
58 static OSSL_CMP_CTX *cmp_ctx = NULL; /* the client-side CMP context */
59
60 /* the type of cmp command we want to send */
61 typedef enum {
62 CMP_IR,
63 CMP_KUR,
64 CMP_CR,
65 CMP_P10CR,
66 CMP_RR,
67 CMP_GENM
68 } cmp_cmd_t;
69
70 /* message transfer */
71 #ifndef OPENSSL_NO_SOCK
72 static char *opt_server = NULL;
73 static char *opt_proxy = NULL;
74 static char *opt_no_proxy = NULL;
75 #endif
76 static char *opt_recipient = NULL;
77 static char *opt_path = NULL;
78 static int opt_keep_alive = 1;
79 static int opt_msg_timeout = -1;
80 static int opt_total_timeout = -1;
81
82 /* server authentication */
83 static char *opt_trusted = NULL;
84 static char *opt_untrusted = NULL;
85 static char *opt_srvcert = NULL;
86 static char *opt_expect_sender = NULL;
87 static int opt_ignore_keyusage = 0;
88 static int opt_unprotected_errors = 0;
89 static char *opt_srvcertout = NULL;
90 static char *opt_extracertsout = NULL;
91 static char *opt_cacertsout = NULL;
92
93 /* client authentication */
94 static char *opt_ref = NULL;
95 static char *opt_secret = NULL;
96 static char *opt_cert = NULL;
97 static char *opt_own_trusted = NULL;
98 static char *opt_key = NULL;
99 static char *opt_keypass = NULL;
100 static char *opt_digest = NULL;
101 static char *opt_mac = NULL;
102 static char *opt_extracerts = NULL;
103 static int opt_unprotected_requests = 0;
104
105 /* generic message */
106 static char *opt_cmd_s = NULL;
107 static int opt_cmd = -1;
108 static char *opt_geninfo = NULL;
109 static char *opt_infotype_s = NULL;
110 static int opt_infotype = NID_undef;
111
112 /* certificate enrollment */
113 static char *opt_newkey = NULL;
114 static char *opt_newkeypass = NULL;
115 static char *opt_subject = NULL;
116 static char *opt_issuer = NULL;
117 static int opt_days = 0;
118 static char *opt_reqexts = NULL;
119 static char *opt_sans = NULL;
120 static int opt_san_nodefault = 0;
121 static char *opt_policies = NULL;
122 static char *opt_policy_oids = NULL;
123 static int opt_policy_oids_critical = 0;
124 static int opt_popo = OSSL_CRMF_POPO_NONE - 1;
125 static char *opt_csr = NULL;
126 static char *opt_out_trusted = NULL;
127 static int opt_implicit_confirm = 0;
128 static int opt_disable_confirm = 0;
129 static char *opt_certout = NULL;
130 static char *opt_chainout = NULL;
131
132 /* certificate enrollment and revocation */
133 static char *opt_oldcert = NULL;
134 static int opt_revreason = CRL_REASON_NONE;
135
136 /* credentials format */
137 static char *opt_certform_s = "PEM";
138 static int opt_certform = FORMAT_PEM;
139 static char *opt_keyform_s = NULL;
140 static int opt_keyform = FORMAT_UNDEF;
141 static char *opt_otherpass = NULL;
142 static char *opt_engine = NULL;
143
144 #ifndef OPENSSL_NO_SOCK
145 /* TLS connection */
146 static int opt_tls_used = 0;
147 static char *opt_tls_cert = NULL;
148 static char *opt_tls_key = NULL;
149 static char *opt_tls_keypass = NULL;
150 static char *opt_tls_extra = NULL;
151 static char *opt_tls_trusted = NULL;
152 static char *opt_tls_host = NULL;
153 #endif
154
155 /* client-side debugging */
156 static int opt_batch = 0;
157 static int opt_repeat = 1;
158 static char *opt_reqin = NULL;
159 static int opt_reqin_new_tid = 0;
160 static char *opt_reqout = NULL;
161 static char *opt_rspin = NULL;
162 static int rspin_in_use = 0;
163 static char *opt_rspout = NULL;
164 static int opt_use_mock_srv = 0;
165
166 /* mock server */
167 #ifndef OPENSSL_NO_SOCK
168 static char *opt_port = NULL;
169 static int opt_max_msgs = 0;
170 #endif
171 static char *opt_srv_ref = NULL;
172 static char *opt_srv_secret = NULL;
173 static char *opt_srv_cert = NULL;
174 static char *opt_srv_key = NULL;
175 static char *opt_srv_keypass = NULL;
176
177 static char *opt_srv_trusted = NULL;
178 static char *opt_srv_untrusted = NULL;
179 static char *opt_ref_cert = NULL;
180 static char *opt_rsp_cert = NULL;
181 static char *opt_rsp_extracerts = NULL;
182 static char *opt_rsp_capubs = NULL;
183 static int opt_poll_count = 0;
184 static int opt_check_after = 1;
185 static int opt_grant_implicitconf = 0;
186
187 static int opt_pkistatus = OSSL_CMP_PKISTATUS_accepted;
188 static int opt_failure = INT_MIN;
189 static int opt_failurebits = 0;
190 static char *opt_statusstring = NULL;
191 static int opt_send_error = 0;
192 static int opt_send_unprotected = 0;
193 static int opt_send_unprot_err = 0;
194 static int opt_accept_unprotected = 0;
195 static int opt_accept_unprot_err = 0;
196 static int opt_accept_raverified = 0;
197
198 static X509_VERIFY_PARAM *vpm = NULL;
199
200 typedef enum OPTION_choice {
201 OPT_COMMON,
202 OPT_CONFIG, OPT_SECTION, OPT_VERBOSITY,
203
204 OPT_CMD, OPT_INFOTYPE, OPT_GENINFO,
205
206 OPT_NEWKEY, OPT_NEWKEYPASS, OPT_SUBJECT, OPT_ISSUER,
207 OPT_DAYS, OPT_REQEXTS,
208 OPT_SANS, OPT_SAN_NODEFAULT,
209 OPT_POLICIES, OPT_POLICY_OIDS, OPT_POLICY_OIDS_CRITICAL,
210 OPT_POPO, OPT_CSR,
211 OPT_OUT_TRUSTED, OPT_IMPLICIT_CONFIRM, OPT_DISABLE_CONFIRM,
212 OPT_CERTOUT, OPT_CHAINOUT,
213
214 OPT_OLDCERT, OPT_REVREASON,
215
216 #ifndef OPENSSL_NO_SOCK
217 OPT_SERVER, OPT_PROXY, OPT_NO_PROXY,
218 #endif
219 OPT_RECIPIENT, OPT_PATH,
220 OPT_KEEP_ALIVE, OPT_MSG_TIMEOUT, OPT_TOTAL_TIMEOUT,
221
222 OPT_TRUSTED, OPT_UNTRUSTED, OPT_SRVCERT,
223 OPT_EXPECT_SENDER,
224 OPT_IGNORE_KEYUSAGE, OPT_UNPROTECTED_ERRORS,
225 OPT_SRVCERTOUT, OPT_EXTRACERTSOUT, OPT_CACERTSOUT,
226
227 OPT_REF, OPT_SECRET, OPT_CERT, OPT_OWN_TRUSTED, OPT_KEY, OPT_KEYPASS,
228 OPT_DIGEST, OPT_MAC, OPT_EXTRACERTS,
229 OPT_UNPROTECTED_REQUESTS,
230
231 OPT_CERTFORM, OPT_KEYFORM,
232 OPT_OTHERPASS,
233 #ifndef OPENSSL_NO_ENGINE
234 OPT_ENGINE,
235 #endif
236 OPT_PROV_ENUM,
237 OPT_R_ENUM,
238
239 #ifndef OPENSSL_NO_SOCK
240 OPT_TLS_USED, OPT_TLS_CERT, OPT_TLS_KEY,
241 OPT_TLS_KEYPASS,
242 OPT_TLS_EXTRA, OPT_TLS_TRUSTED, OPT_TLS_HOST,
243 #endif
244
245 OPT_BATCH, OPT_REPEAT,
246 OPT_REQIN, OPT_REQIN_NEW_TID, OPT_REQOUT, OPT_RSPIN, OPT_RSPOUT,
247 OPT_USE_MOCK_SRV,
248
249 #ifndef OPENSSL_NO_SOCK
250 OPT_PORT, OPT_MAX_MSGS,
251 #endif
252 OPT_SRV_REF, OPT_SRV_SECRET,
253 OPT_SRV_CERT, OPT_SRV_KEY, OPT_SRV_KEYPASS,
254 OPT_SRV_TRUSTED, OPT_SRV_UNTRUSTED,
255 OPT_REF_CERT, OPT_RSP_CERT, OPT_RSP_EXTRACERTS, OPT_RSP_CAPUBS,
256 OPT_POLL_COUNT, OPT_CHECK_AFTER,
257 OPT_GRANT_IMPLICITCONF,
258 OPT_PKISTATUS, OPT_FAILURE,
259 OPT_FAILUREBITS, OPT_STATUSSTRING,
260 OPT_SEND_ERROR, OPT_SEND_UNPROTECTED,
261 OPT_SEND_UNPROT_ERR, OPT_ACCEPT_UNPROTECTED,
262 OPT_ACCEPT_UNPROT_ERR, OPT_ACCEPT_RAVERIFIED,
263
264 OPT_V_ENUM
265 } OPTION_CHOICE;
266
267 const OPTIONS cmp_options[] = {
268 /* entries must be in the same order as enumerated above!! */
269 {"help", OPT_HELP, '-', "Display this summary"},
270 {"config", OPT_CONFIG, 's',
271 "Configuration file to use. \"\" = none. Default from env variable OPENSSL_CONF"},
272 {"section", OPT_SECTION, 's',
273 "Section(s) in config file to get options from. \"\" = 'default'. Default 'cmp'"},
274 {"verbosity", OPT_VERBOSITY, 'N',
275 "Log level; 3=ERR, 4=WARN, 6=INFO, 7=DEBUG, 8=TRACE. Default 6 = INFO"},
276
277 OPT_SECTION("Generic message"),
278 {"cmd", OPT_CMD, 's', "CMP request to send: ir/cr/kur/p10cr/rr/genm"},
279 {"infotype", OPT_INFOTYPE, 's',
280 "InfoType name for requesting specific info in genm, e.g. 'caCerts'"},
281 {"geninfo", OPT_GENINFO, 's',
282 "generalInfo integer values to place in request PKIHeader with given OID"},
283 {OPT_MORE_STR, 0, 0,
284 "specified in the form <OID>:int:<n>, e.g. \"1.2.3.4:int:56789\""},
285
286 OPT_SECTION("Certificate enrollment"),
287 {"newkey", OPT_NEWKEY, 's',
288 "Private or public key for the requested cert. Default: CSR key or client key"},
289 {"newkeypass", OPT_NEWKEYPASS, 's', "New private key pass phrase source"},
290 {"subject", OPT_SUBJECT, 's',
291 "Distinguished Name (DN) of subject to use in the requested cert template"},
292 {OPT_MORE_STR, 0, 0,
293 "For kur, default is subject of -csr arg or reference cert (see -oldcert)"},
294 {OPT_MORE_STR, 0, 0,
295 "this default is used for ir and cr only if no Subject Alt Names are set"},
296 {"issuer", OPT_ISSUER, 's',
297 "DN of the issuer to place in the requested certificate template"},
298 {OPT_MORE_STR, 0, 0,
299 "also used as recipient if neither -recipient nor -srvcert are given"},
300 {"days", OPT_DAYS, 'N',
301 "Requested validity time of the new certificate in number of days"},
302 {"reqexts", OPT_REQEXTS, 's',
303 "Name of config file section defining certificate request extensions."},
304 {OPT_MORE_STR, 0, 0,
305 "Augments or replaces any extensions contained CSR given with -csr"},
306 {"sans", OPT_SANS, 's',
307 "Subject Alt Names (IPADDR/DNS/URI) to add as (critical) cert req extension"},
308 {"san_nodefault", OPT_SAN_NODEFAULT, '-',
309 "Do not take default SANs from reference certificate (see -oldcert)"},
310 {"policies", OPT_POLICIES, 's',
311 "Name of config file section defining policies certificate request extension"},
312 {"policy_oids", OPT_POLICY_OIDS, 's',
313 "Policy OID(s) to add as policies certificate request extension"},
314 {"policy_oids_critical", OPT_POLICY_OIDS_CRITICAL, '-',
315 "Flag the policy OID(s) given with -policy_oids as critical"},
316 {"popo", OPT_POPO, 'n',
317 "Proof-of-Possession (POPO) method to use for ir/cr/kur where"},
318 {OPT_MORE_STR, 0, 0,
319 "-1 = NONE, 0 = RAVERIFIED, 1 = SIGNATURE (default), 2 = KEYENC"},
320 {"csr", OPT_CSR, 's',
321 "PKCS#10 CSR file in PEM or DER format to convert or to use in p10cr"},
322 {"out_trusted", OPT_OUT_TRUSTED, 's',
323 "Certificates to trust when verifying newly enrolled certificates"},
324 {"implicit_confirm", OPT_IMPLICIT_CONFIRM, '-',
325 "Request implicit confirmation of newly enrolled certificates"},
326 {"disable_confirm", OPT_DISABLE_CONFIRM, '-',
327 "Do not confirm newly enrolled certificate w/o requesting implicit"},
328 {OPT_MORE_STR, 0, 0,
329 "confirmation. WARNING: This leads to behavior violating RFC 4210"},
330 {"certout", OPT_CERTOUT, 's',
331 "File to save newly enrolled certificate"},
332 {"chainout", OPT_CHAINOUT, 's',
333 "File to save the chain of newly enrolled certificate"},
334
335 OPT_SECTION("Certificate enrollment and revocation"),
336
337 {"oldcert", OPT_OLDCERT, 's',
338 "Certificate to be updated (defaulting to -cert) or to be revoked in rr;"},
339 {OPT_MORE_STR, 0, 0,
340 "also used as reference (defaulting to -cert) for subject DN and SANs."},
341 {OPT_MORE_STR, 0, 0,
342 "Issuer is used as recipient unless -recipient, -srvcert, or -issuer given"},
343 {"revreason", OPT_REVREASON, 'n',
344 "Reason code to include in revocation request (rr); possible values:"},
345 {OPT_MORE_STR, 0, 0,
346 "0..6, 8..10 (see RFC5280, 5.3.1) or -1. Default -1 = none included"},
347
348 OPT_SECTION("Message transfer"),
349 #ifdef OPENSSL_NO_SOCK
350 {OPT_MORE_STR, 0, 0,
351 "NOTE: -server, -proxy, and -no_proxy not supported due to no-sock build"},
352 #else
353 {"server", OPT_SERVER, 's',
354 "[http[s]://]address[:port][/path] of CMP server. Default port 80 or 443."},
355 {OPT_MORE_STR, 0, 0,
356 "address may be a DNS name or an IP address; path can be overridden by -path"},
357 {"proxy", OPT_PROXY, 's',
358 "[http[s]://]address[:port][/path] of HTTP(S) proxy to use; path is ignored"},
359 {"no_proxy", OPT_NO_PROXY, 's',
360 "List of addresses of servers not to use HTTP(S) proxy for"},
361 {OPT_MORE_STR, 0, 0,
362 "Default from environment variable 'no_proxy', else 'NO_PROXY', else none"},
363 #endif
364 {"recipient", OPT_RECIPIENT, 's',
365 "DN of CA. Default: subject of -srvcert, -issuer, issuer of -oldcert or -cert"},
366 {"path", OPT_PATH, 's',
367 "HTTP path (aka CMP alias) at the CMP server. Default from -server, else \"/\""},
368 {"keep_alive", OPT_KEEP_ALIVE, 'N',
369 "Persistent HTTP connections. 0: no, 1 (the default): request, 2: require"},
370 {"msg_timeout", OPT_MSG_TIMEOUT, 'N',
371 "Number of seconds allowed per CMP message round trip, or 0 for infinite"},
372 {"total_timeout", OPT_TOTAL_TIMEOUT, 'N',
373 "Overall time an enrollment incl. polling may take. Default 0 = infinite"},
374
375 OPT_SECTION("Server authentication"),
376 {"trusted", OPT_TRUSTED, 's',
377 "Certificates to use as trust anchors when verifying signed CMP responses"},
378 {OPT_MORE_STR, 0, 0, "unless -srvcert is given"},
379 {"untrusted", OPT_UNTRUSTED, 's',
380 "Intermediate CA certs for chain construction for CMP/TLS/enrolled certs"},
381 {"srvcert", OPT_SRVCERT, 's',
382 "Server cert to pin and trust directly when verifying signed CMP responses"},
383 {"expect_sender", OPT_EXPECT_SENDER, 's',
384 "DN of expected sender of responses. Defaults to subject of -srvcert, if any"},
385 {"ignore_keyusage", OPT_IGNORE_KEYUSAGE, '-',
386 "Ignore CMP signer cert key usage, else 'digitalSignature' must be allowed"},
387 {"unprotected_errors", OPT_UNPROTECTED_ERRORS, '-',
388 "Accept missing or invalid protection of regular error messages and negative"},
389 {OPT_MORE_STR, 0, 0,
390 "certificate responses (ip/cp/kup), revocation responses (rp), and PKIConf"},
391 {OPT_MORE_STR, 0, 0,
392 "WARNING: This setting leads to behavior allowing violation of RFC 4210"},
393 { "srvcertout", OPT_SRVCERTOUT, 's',
394 "File to save the server cert used and validated for CMP response protection"},
395 {"extracertsout", OPT_EXTRACERTSOUT, 's',
396 "File to save extra certificates received in the extraCerts field"},
397 {"cacertsout", OPT_CACERTSOUT, 's',
398 "File to save CA certs received in caPubs field or genp with id-it-caCerts"},
399
400 OPT_SECTION("Client authentication"),
401 {"ref", OPT_REF, 's',
402 "Reference value to use as senderKID in case no -cert is given"},
403 {"secret", OPT_SECRET, 's',
404 "Prefer PBM (over signatures) for protecting msgs with given password source"},
405 {"cert", OPT_CERT, 's',
406 "Client's CMP signer certificate; its public key must match the -key argument"},
407 {OPT_MORE_STR, 0, 0,
408 "This also used as default reference for subject DN and SANs."},
409 {OPT_MORE_STR, 0, 0,
410 "Any further certs included are appended to the untrusted certs"},
411 {"own_trusted", OPT_OWN_TRUSTED, 's',
412 "Optional certs to verify chain building for own CMP signer cert"},
413 {"key", OPT_KEY, 's', "CMP signer private key, not used when -secret given"},
414 {"keypass", OPT_KEYPASS, 's',
415 "Client private key (and cert and old cert) pass phrase source"},
416 {"digest", OPT_DIGEST, 's',
417 "Digest to use in message protection and POPO signatures. Default \"sha256\""},
418 {"mac", OPT_MAC, 's',
419 "MAC algorithm to use in PBM-based message protection. Default \"hmac-sha1\""},
420 {"extracerts", OPT_EXTRACERTS, 's',
421 "Certificates to append in extraCerts field of outgoing messages."},
422 {OPT_MORE_STR, 0, 0,
423 "This can be used as the default CMP signer cert chain to include"},
424 {"unprotected_requests", OPT_UNPROTECTED_REQUESTS, '-',
425 "Send request messages without CMP-level protection"},
426
427 OPT_SECTION("Credentials format"),
428 {"certform", OPT_CERTFORM, 's',
429 "Format (PEM or DER) to use when saving a certificate to a file. Default PEM"},
430 {"keyform", OPT_KEYFORM, 's',
431 "Format of the key input (ENGINE, other values ignored)"},
432 {"otherpass", OPT_OTHERPASS, 's',
433 "Pass phrase source potentially needed for loading certificates of others"},
434 #ifndef OPENSSL_NO_ENGINE
435 {"engine", OPT_ENGINE, 's',
436 "Use crypto engine with given identifier, possibly a hardware device."},
437 {OPT_MORE_STR, 0, 0,
438 "Engines may also be defined in OpenSSL config file engine section."},
439 #endif
440 OPT_PROV_OPTIONS,
441 OPT_R_OPTIONS,
442
443 OPT_SECTION("TLS connection"),
444 #ifdef OPENSSL_NO_SOCK
445 {OPT_MORE_STR, 0, 0,
446 "NOTE: -tls_used and all other TLS options not supported due to no-sock build"},
447 #else
448 {"tls_used", OPT_TLS_USED, '-',
449 "Enable using TLS (also when other TLS options are not set)"},
450 {"tls_cert", OPT_TLS_CERT, 's',
451 "Client's TLS certificate. May include chain to be provided to TLS server"},
452 {"tls_key", OPT_TLS_KEY, 's',
453 "Private key for the client's TLS certificate"},
454 {"tls_keypass", OPT_TLS_KEYPASS, 's',
455 "Pass phrase source for the client's private TLS key (and TLS cert)"},
456 {"tls_extra", OPT_TLS_EXTRA, 's',
457 "Extra certificates to provide to TLS server during TLS handshake"},
458 {"tls_trusted", OPT_TLS_TRUSTED, 's',
459 "Trusted certificates to use for verifying the TLS server certificate;"},
460 {OPT_MORE_STR, 0, 0, "this implies hostname validation"},
461 {"tls_host", OPT_TLS_HOST, 's',
462 "Address to be checked (rather than -server) during TLS hostname validation"},
463 #endif
464
465 OPT_SECTION("Client-side debugging"),
466 {"batch", OPT_BATCH, '-',
467 "Do not interactively prompt for input when a password is required etc."},
468 {"repeat", OPT_REPEAT, 'p',
469 "Invoke the transaction the given positive number of times. Default 1"},
470 {"reqin", OPT_REQIN, 's',
471 "Take sequence of CMP requests to send to server from file(s)"},
472 {"reqin_new_tid", OPT_REQIN_NEW_TID, '-',
473 "Use fresh transactionID for CMP requests read from -reqin"},
474 {"reqout", OPT_REQOUT, 's',
475 "Save sequence of CMP requests created by the client to file(s)"},
476 {"rspin", OPT_RSPIN, 's',
477 "Process sequence of CMP responses provided in file(s), skipping server"},
478 {"rspout", OPT_RSPOUT, 's',
479 "Save sequence of actually used CMP responses to file(s)"},
480
481 {"use_mock_srv", OPT_USE_MOCK_SRV, '-',
482 "Use internal mock server at API level, bypassing socket-based HTTP"},
483
484 OPT_SECTION("Mock server"),
485 #ifdef OPENSSL_NO_SOCK
486 {OPT_MORE_STR, 0, 0,
487 "NOTE: -port and -max_msgs not supported due to no-sock build"},
488 #else
489 {"port", OPT_PORT, 's',
490 "Act as HTTP-based mock server listening on given port"},
491 {"max_msgs", OPT_MAX_MSGS, 'N',
492 "max number of messages handled by HTTP mock server. Default: 0 = unlimited"},
493 #endif
494
495 {"srv_ref", OPT_SRV_REF, 's',
496 "Reference value to use as senderKID of server in case no -srv_cert is given"},
497 {"srv_secret", OPT_SRV_SECRET, 's',
498 "Password source for server authentication with a pre-shared key (secret)"},
499 {"srv_cert", OPT_SRV_CERT, 's', "Certificate of the server"},
500 {"srv_key", OPT_SRV_KEY, 's',
501 "Private key used by the server for signing messages"},
502 {"srv_keypass", OPT_SRV_KEYPASS, 's',
503 "Server private key (and cert) pass phrase source"},
504
505 {"srv_trusted", OPT_SRV_TRUSTED, 's',
506 "Trusted certificates for client authentication"},
507 {"srv_untrusted", OPT_SRV_UNTRUSTED, 's',
508 "Intermediate certs that may be useful for verifying CMP protection"},
509 {"ref_cert", OPT_RSP_CERT, 's',
510 "Certificate to be expected for rr and any oldCertID in kur messages"},
511 {"rsp_cert", OPT_RSP_CERT, 's',
512 "Certificate to be returned as mock enrollment result"},
513 {"rsp_extracerts", OPT_RSP_EXTRACERTS, 's',
514 "Extra certificates to be included in mock certification responses"},
515 {"rsp_capubs", OPT_RSP_CAPUBS, 's',
516 "CA certificates to be included in mock ip response"},
517 {"poll_count", OPT_POLL_COUNT, 'N',
518 "Number of times the client must poll before receiving a certificate"},
519 {"check_after", OPT_CHECK_AFTER, 'N',
520 "The check_after value (time to wait) to include in poll response"},
521 {"grant_implicitconf", OPT_GRANT_IMPLICITCONF, '-',
522 "Grant implicit confirmation of newly enrolled certificate"},
523
524 {"pkistatus", OPT_PKISTATUS, 'N',
525 "PKIStatus to be included in server response. Possible values: 0..6"},
526 {"failure", OPT_FAILURE, 'N',
527 "A single failure info bit number to include in server response, 0..26"},
528 {"failurebits", OPT_FAILUREBITS, 'N',
529 "Number representing failure bits to include in server response, 0..2^27 - 1"},
530 {"statusstring", OPT_STATUSSTRING, 's',
531 "Status string to be included in server response"},
532 {"send_error", OPT_SEND_ERROR, '-',
533 "Force server to reply with error message"},
534 {"send_unprotected", OPT_SEND_UNPROTECTED, '-',
535 "Send response messages without CMP-level protection"},
536 {"send_unprot_err", OPT_SEND_UNPROT_ERR, '-',
537 "In case of negative responses, server shall send unprotected error messages,"},
538 {OPT_MORE_STR, 0, 0,
539 "certificate responses (ip/cp/kup), and revocation responses (rp)."},
540 {OPT_MORE_STR, 0, 0,
541 "WARNING: This setting leads to behavior violating RFC 4210"},
542 {"accept_unprotected", OPT_ACCEPT_UNPROTECTED, '-',
543 "Accept missing or invalid protection of requests"},
544 {"accept_unprot_err", OPT_ACCEPT_UNPROT_ERR, '-',
545 "Accept unprotected error messages from client"},
546 {"accept_raverified", OPT_ACCEPT_RAVERIFIED, '-',
547 "Accept RAVERIFIED as proof-of-possession (POPO)"},
548
549 OPT_V_OPTIONS,
550 {NULL}
551 };
552
553 typedef union {
554 char **txt;
555 int *num;
556 long *num_long;
557 } varref;
558 static varref cmp_vars[] = { /* must be in same order as enumerated above! */
559 {&opt_config}, {&opt_section}, {(char **)&opt_verbosity},
560
561 {&opt_cmd_s}, {&opt_infotype_s}, {&opt_geninfo},
562
563 {&opt_newkey}, {&opt_newkeypass}, {&opt_subject}, {&opt_issuer},
564 {(char **)&opt_days}, {&opt_reqexts},
565 {&opt_sans}, {(char **)&opt_san_nodefault},
566 {&opt_policies}, {&opt_policy_oids}, {(char **)&opt_policy_oids_critical},
567 {(char **)&opt_popo}, {&opt_csr},
568 {&opt_out_trusted},
569 {(char **)&opt_implicit_confirm}, {(char **)&opt_disable_confirm},
570 {&opt_certout}, {&opt_chainout},
571
572 {&opt_oldcert}, {(char **)&opt_revreason},
573
574 #ifndef OPENSSL_NO_SOCK
575 {&opt_server}, {&opt_proxy}, {&opt_no_proxy},
576 #endif
577 {&opt_recipient}, {&opt_path}, {(char **)&opt_keep_alive},
578 {(char **)&opt_msg_timeout}, {(char **)&opt_total_timeout},
579
580 {&opt_trusted}, {&opt_untrusted}, {&opt_srvcert},
581 {&opt_expect_sender},
582 {(char **)&opt_ignore_keyusage}, {(char **)&opt_unprotected_errors},
583 {&opt_srvcertout}, {&opt_extracertsout}, {&opt_cacertsout},
584
585 {&opt_ref}, {&opt_secret},
586 {&opt_cert}, {&opt_own_trusted}, {&opt_key}, {&opt_keypass},
587 {&opt_digest}, {&opt_mac}, {&opt_extracerts},
588 {(char **)&opt_unprotected_requests},
589
590 {&opt_certform_s}, {&opt_keyform_s},
591 {&opt_otherpass},
592 #ifndef OPENSSL_NO_ENGINE
593 {&opt_engine},
594 #endif
595
596 #ifndef OPENSSL_NO_SOCK
597 {(char **)&opt_tls_used}, {&opt_tls_cert}, {&opt_tls_key},
598 {&opt_tls_keypass},
599 {&opt_tls_extra}, {&opt_tls_trusted}, {&opt_tls_host},
600 #endif
601
602 {(char **)&opt_batch}, {(char **)&opt_repeat},
603 {&opt_reqin}, {(char **)&opt_reqin_new_tid},
604 {&opt_reqout}, {&opt_rspin}, {&opt_rspout},
605
606 {(char **)&opt_use_mock_srv},
607 #ifndef OPENSSL_NO_SOCK
608 {&opt_port}, {(char **)&opt_max_msgs},
609 #endif
610 {&opt_srv_ref}, {&opt_srv_secret},
611 {&opt_srv_cert}, {&opt_srv_key}, {&opt_srv_keypass},
612 {&opt_srv_trusted}, {&opt_srv_untrusted},
613 {&opt_ref_cert}, {&opt_rsp_cert}, {&opt_rsp_extracerts}, {&opt_rsp_capubs},
614 {(char **)&opt_poll_count}, {(char **)&opt_check_after},
615 {(char **)&opt_grant_implicitconf},
616 {(char **)&opt_pkistatus}, {(char **)&opt_failure},
617 {(char **)&opt_failurebits}, {&opt_statusstring},
618 {(char **)&opt_send_error}, {(char **)&opt_send_unprotected},
619 {(char **)&opt_send_unprot_err}, {(char **)&opt_accept_unprotected},
620 {(char **)&opt_accept_unprot_err}, {(char **)&opt_accept_raverified},
621
622 {NULL}
623 };
624
625 #define FUNC (strcmp(OPENSSL_FUNC, "(unknown function)") == 0 \
626 ? "CMP" : OPENSSL_FUNC)
627 #define CMP_print(bio, level, prefix, msg, a1, a2, a3) \
628 ((void)(level > opt_verbosity ? 0 : \
629 (BIO_printf(bio, "%s:%s:%d:CMP %s: " msg "\n", \
630 FUNC, OPENSSL_FILE, OPENSSL_LINE, prefix, a1, a2, a3))))
631 #define CMP_DEBUG(m, a1, a2, a3) \
632 CMP_print(bio_out, OSSL_CMP_LOG_DEBUG, "debug", m, a1, a2, a3)
633 #define CMP_debug(msg) CMP_DEBUG(msg"%s%s%s", "", "", "")
634 #define CMP_debug1(msg, a1) CMP_DEBUG(msg"%s%s", a1, "", "")
635 #define CMP_debug2(msg, a1, a2) CMP_DEBUG(msg"%s", a1, a2, "")
636 #define CMP_debug3(msg, a1, a2, a3) CMP_DEBUG(msg, a1, a2, a3)
637 #define CMP_INFO(msg, a1, a2, a3) \
638 CMP_print(bio_out, OSSL_CMP_LOG_INFO, "info", msg, a1, a2, a3)
639 #define CMP_info(msg) CMP_INFO(msg"%s%s%s", "", "", "")
640 #define CMP_info1(msg, a1) CMP_INFO(msg"%s%s", a1, "", "")
641 #define CMP_info2(msg, a1, a2) CMP_INFO(msg"%s", a1, a2, "")
642 #define CMP_info3(msg, a1, a2, a3) CMP_INFO(msg, a1, a2, a3)
643 #define CMP_WARN(m, a1, a2, a3) \
644 CMP_print(bio_out, OSSL_CMP_LOG_WARNING, "warning", m, a1, a2, a3)
645 #define CMP_warn(msg) CMP_WARN(msg"%s%s%s", "", "", "")
646 #define CMP_warn1(msg, a1) CMP_WARN(msg"%s%s", a1, "", "")
647 #define CMP_warn2(msg, a1, a2) CMP_WARN(msg"%s", a1, a2, "")
648 #define CMP_warn3(msg, a1, a2, a3) CMP_WARN(msg, a1, a2, a3)
649 #define CMP_ERR(msg, a1, a2, a3) \
650 CMP_print(bio_err, OSSL_CMP_LOG_ERR, "error", msg, a1, a2, a3)
651 #define CMP_err(msg) CMP_ERR(msg"%s%s%s", "", "", "")
652 #define CMP_err1(msg, a1) CMP_ERR(msg"%s%s", a1, "", "")
653 #define CMP_err2(msg, a1, a2) CMP_ERR(msg"%s", a1, a2, "")
654 #define CMP_err3(msg, a1, a2, a3) CMP_ERR(msg, a1, a2, a3)
655
656 static int print_to_bio_out(const char *func, const char *file, int line,
657 OSSL_CMP_severity level, const char *msg)
658 {
659 return OSSL_CMP_print_to_bio(bio_out, func, file, line, level, msg);
660 }
661
662 static int print_to_bio_err(const char *func, const char *file, int line,
663 OSSL_CMP_severity level, const char *msg)
664 {
665 return OSSL_CMP_print_to_bio(bio_err, func, file, line, level, msg);
666 }
667
668 static int set_verbosity(int level)
669 {
670 if (level < OSSL_CMP_LOG_EMERG || level > OSSL_CMP_LOG_MAX) {
671 CMP_err1("Logging verbosity level %d out of range (0 .. 8)", level);
672 return 0;
673 }
674 opt_verbosity = level;
675 return 1;
676 }
677
678 static EVP_PKEY *load_key_pwd(const char *uri, int format,
679 const char *pass, ENGINE *eng, const char *desc)
680 {
681 char *pass_string = get_passwd(pass, desc);
682 EVP_PKEY *pkey = load_key(uri, format, 0, pass_string, eng, desc);
683
684 clear_free(pass_string);
685 return pkey;
686 }
687
688 static X509 *load_cert_pwd(const char *uri, const char *pass, const char *desc)
689 {
690 X509 *cert;
691 char *pass_string = get_passwd(pass, desc);
692
693 cert = load_cert_pass(uri, FORMAT_UNDEF, 0, pass_string, desc);
694 clear_free(pass_string);
695 return cert;
696 }
697
698 /* set expected hostname/IP addr and clears the email addr in the given ts */
699 static int truststore_set_host_etc(X509_STORE *ts, const char *host)
700 {
701 X509_VERIFY_PARAM *ts_vpm = X509_STORE_get0_param(ts);
702
703 /* first clear any hostnames, IP, and email addresses */
704 if (!X509_VERIFY_PARAM_set1_host(ts_vpm, NULL, 0)
705 || !X509_VERIFY_PARAM_set1_ip(ts_vpm, NULL, 0)
706 || !X509_VERIFY_PARAM_set1_email(ts_vpm, NULL, 0))
707 return 0;
708 X509_VERIFY_PARAM_set_hostflags(ts_vpm,
709 X509_CHECK_FLAG_ALWAYS_CHECK_SUBJECT |
710 X509_CHECK_FLAG_NO_PARTIAL_WILDCARDS);
711 return (host != NULL && X509_VERIFY_PARAM_set1_ip_asc(ts_vpm, host))
712 || X509_VERIFY_PARAM_set1_host(ts_vpm, host, 0);
713 }
714
715 /* write OSSL_CMP_MSG DER-encoded to the specified file name item */
716 static int write_PKIMESSAGE(const OSSL_CMP_MSG *msg, char **filenames)
717 {
718 char *file;
719
720 if (msg == NULL || filenames == NULL) {
721 CMP_err("NULL arg to write_PKIMESSAGE");
722 return 0;
723 }
724 if (*filenames == NULL) {
725 CMP_err("not enough file names provided for writing PKIMessage");
726 return 0;
727 }
728
729 file = *filenames;
730 *filenames = next_item(file);
731 if (OSSL_CMP_MSG_write(file, msg) < 0) {
732 CMP_err1("cannot write PKIMessage to file '%s'", file);
733 return 0;
734 }
735 return 1;
736 }
737
738 /* read DER-encoded OSSL_CMP_MSG from the specified file name item */
739 static OSSL_CMP_MSG *read_PKIMESSAGE(const char *desc, char **filenames)
740 {
741 char *file;
742 OSSL_CMP_MSG *ret;
743
744 if (filenames == NULL || desc == NULL) {
745 CMP_err("NULL arg to read_PKIMESSAGE");
746 return NULL;
747 }
748 if (*filenames == NULL) {
749 CMP_err("not enough file names provided for reading PKIMessage");
750 return NULL;
751 }
752
753 file = *filenames;
754 *filenames = next_item(file);
755
756 ret = OSSL_CMP_MSG_read(file, app_get0_libctx(), app_get0_propq());
757 if (ret == NULL)
758 CMP_err1("cannot read PKIMessage from file '%s'", file);
759 else
760 CMP_info2("%s %s", desc, file);
761 return ret;
762 }
763
764 /*-
765 * Sends the PKIMessage req and on success place the response in *res
766 * basically like OSSL_CMP_MSG_http_perform(), but in addition allows
767 * to dump the sequence of requests and responses to files and/or
768 * to take the sequence of requests and responses from files.
769 */
770 static OSSL_CMP_MSG *read_write_req_resp(OSSL_CMP_CTX *ctx,
771 const OSSL_CMP_MSG *req)
772 {
773 OSSL_CMP_MSG *req_new = NULL;
774 OSSL_CMP_MSG *res = NULL;
775 OSSL_CMP_PKIHEADER *hdr;
776 const char *prev_opt_rspin = opt_rspin;
777
778 if (opt_reqout != NULL && !write_PKIMESSAGE(req, &opt_reqout))
779 goto err;
780 if (opt_reqin != NULL && opt_rspin == NULL) {
781 if ((req_new = read_PKIMESSAGE("actually sending", &opt_reqin)) == NULL)
782 goto err;
783 /*-
784 * The transaction ID in req_new read from opt_reqin may not be fresh.
785 * In this case the server may complain "Transaction id already in use."
786 * The following workaround unfortunately requires re-protection.
787 */
788 if (opt_reqin_new_tid
789 && !OSSL_CMP_MSG_update_transactionID(ctx, req_new))
790 goto err;
791
792 /*
793 * Except for first request, need to satisfy recipNonce check by server.
794 * Unfortunately requires re-protection if protection is required.
795 */
796 if (!OSSL_CMP_MSG_update_recipNonce(ctx, req_new))
797 goto err;
798 }
799
800 if (opt_rspin != NULL) {
801 res = read_PKIMESSAGE("actually using", &opt_rspin);
802 } else {
803 const OSSL_CMP_MSG *actual_req = req_new != NULL ? req_new : req;
804
805 if (opt_use_mock_srv) {
806 if (rspin_in_use)
807 CMP_warn("too few -rspin filename arguments; resorting to using mock server");
808 res = OSSL_CMP_CTX_server_perform(ctx, actual_req);
809 } else {
810 #ifndef OPENSSL_NO_SOCK
811 if (opt_server == NULL) {
812 CMP_err("missing -server or -use_mock_srv option, or too few -rspin filename arguments");
813 goto err;
814 }
815 if (rspin_in_use)
816 CMP_warn("too few -rspin filename arguments; resorting to contacting server");
817 res = OSSL_CMP_MSG_http_perform(ctx, actual_req);
818 #else
819 CMP_err("-server not supported on no-sock build; missing -use_mock_srv option or too few -rspin filename arguments");
820 #endif
821 }
822 rspin_in_use = 0;
823 }
824 if (res == NULL)
825 goto err;
826
827 if (req_new != NULL || prev_opt_rspin != NULL) {
828 /* need to satisfy nonce and transactionID checks by client */
829 ASN1_OCTET_STRING *nonce;
830 ASN1_OCTET_STRING *tid;
831
832 hdr = OSSL_CMP_MSG_get0_header(res);
833 nonce = OSSL_CMP_HDR_get0_recipNonce(hdr);
834 tid = OSSL_CMP_HDR_get0_transactionID(hdr);
835 if (!OSSL_CMP_CTX_set1_senderNonce(ctx, nonce)
836 || !OSSL_CMP_CTX_set1_transactionID(ctx, tid)) {
837 OSSL_CMP_MSG_free(res);
838 res = NULL;
839 goto err;
840 }
841 }
842
843 if (opt_rspout != NULL && !write_PKIMESSAGE(res, &opt_rspout)) {
844 OSSL_CMP_MSG_free(res);
845 res = NULL;
846 }
847
848 err:
849 OSSL_CMP_MSG_free(req_new);
850 return res;
851 }
852
853 static int set_name(const char *str,
854 int (*set_fn) (OSSL_CMP_CTX *ctx, const X509_NAME *name),
855 OSSL_CMP_CTX *ctx, const char *desc)
856 {
857 if (str != NULL) {
858 X509_NAME *n = parse_name(str, MBSTRING_ASC, 1, desc);
859
860 if (n == NULL)
861 return 0;
862 if (!(*set_fn) (ctx, n)) {
863 X509_NAME_free(n);
864 CMP_err("out of memory");
865 return 0;
866 }
867 X509_NAME_free(n);
868 }
869 return 1;
870 }
871
872 static int set_gennames(OSSL_CMP_CTX *ctx, char *names, const char *desc)
873 {
874 char *next;
875
876 for (; names != NULL; names = next) {
877 GENERAL_NAME *n;
878
879 next = next_item(names);
880 if (strcmp(names, "critical") == 0) {
881 (void)OSSL_CMP_CTX_set_option(ctx,
882 OSSL_CMP_OPT_SUBJECTALTNAME_CRITICAL,
883 1);
884 continue;
885 }
886
887 /* try IP address first, then email/URI/domain name */
888 (void)ERR_set_mark();
889 n = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_IPADD, names, 0);
890 if (n == NULL)
891 n = a2i_GENERAL_NAME(NULL, NULL, NULL,
892 strchr(names, '@') != NULL ? GEN_EMAIL :
893 strchr(names, ':') != NULL ? GEN_URI : GEN_DNS,
894 names, 0);
895 (void)ERR_pop_to_mark();
896
897 if (n == NULL) {
898 CMP_err2("bad syntax of %s '%s'", desc, names);
899 return 0;
900 }
901 if (!OSSL_CMP_CTX_push1_subjectAltName(ctx, n)) {
902 GENERAL_NAME_free(n);
903 CMP_err("out of memory");
904 return 0;
905 }
906 GENERAL_NAME_free(n);
907 }
908 return 1;
909 }
910
911 static X509_STORE *load_trusted(char *input, int for_new_cert, const char *desc)
912 {
913 X509_STORE *ts = load_certstore(input, opt_otherpass, desc, vpm);
914
915 if (ts == NULL)
916 return NULL;
917 X509_STORE_set_verify_cb(ts, X509_STORE_CTX_print_verify_cb);
918
919 /* copy vpm to store */
920 if (X509_STORE_set1_param(ts, vpm /* may be NULL */)
921 && (for_new_cert || truststore_set_host_etc(ts, NULL)))
922 return ts;
923 BIO_printf(bio_err, "error setting verification parameters for %s\n", desc);
924 OSSL_CMP_CTX_print_errors(cmp_ctx);
925 X509_STORE_free(ts);
926 return NULL;
927 }
928
929 typedef int (*add_X509_stack_fn_t)(void *ctx, const STACK_OF(X509) *certs);
930
931 static int setup_certs(char *files, const char *desc, void *ctx,
932 add_X509_stack_fn_t set1_fn)
933 {
934 STACK_OF(X509) *certs;
935 int ok;
936
937 if (files == NULL)
938 return 1;
939 if ((certs = load_certs_multifile(files, opt_otherpass, desc, vpm)) == NULL)
940 return 0;
941 ok = (*set1_fn)(ctx, certs);
942 OSSL_STACK_OF_X509_free(certs);
943 return ok;
944 }
945
946 /*
947 * parse and transform some options, checking their syntax.
948 * Returns 1 on success, 0 on error
949 */
950 static int transform_opts(void)
951 {
952 if (opt_cmd_s != NULL) {
953 if (!strcmp(opt_cmd_s, "ir")) {
954 opt_cmd = CMP_IR;
955 } else if (!strcmp(opt_cmd_s, "kur")) {
956 opt_cmd = CMP_KUR;
957 } else if (!strcmp(opt_cmd_s, "cr")) {
958 opt_cmd = CMP_CR;
959 } else if (!strcmp(opt_cmd_s, "p10cr")) {
960 opt_cmd = CMP_P10CR;
961 } else if (!strcmp(opt_cmd_s, "rr")) {
962 opt_cmd = CMP_RR;
963 } else if (!strcmp(opt_cmd_s, "genm")) {
964 opt_cmd = CMP_GENM;
965 } else {
966 CMP_err1("unknown cmp command '%s'", opt_cmd_s);
967 return 0;
968 }
969 } else {
970 CMP_err("no cmp command to execute");
971 return 0;
972 }
973
974 #ifndef OPENSSL_NO_ENGINE
975 # define FORMAT_OPTIONS (OPT_FMT_PEMDER | OPT_FMT_PKCS12 | OPT_FMT_ENGINE)
976 #else
977 # define FORMAT_OPTIONS (OPT_FMT_PEMDER | OPT_FMT_PKCS12)
978 #endif
979
980 if (opt_keyform_s != NULL
981 && !opt_format(opt_keyform_s, FORMAT_OPTIONS, &opt_keyform)) {
982 CMP_err("unknown option given for key loading format");
983 return 0;
984 }
985
986 #undef FORMAT_OPTIONS
987
988 if (opt_certform_s != NULL
989 && !opt_format(opt_certform_s, OPT_FMT_PEMDER, &opt_certform)) {
990 CMP_err("unknown option given for certificate storing format");
991 return 0;
992 }
993
994 return 1;
995 }
996
997 static OSSL_CMP_SRV_CTX *setup_srv_ctx(ENGINE *engine)
998 {
999 OSSL_CMP_CTX *ctx; /* extra CMP (client) ctx partly used by server */
1000 OSSL_CMP_SRV_CTX *srv_ctx = ossl_cmp_mock_srv_new(app_get0_libctx(),
1001 app_get0_propq());
1002
1003 if (srv_ctx == NULL)
1004 return NULL;
1005 ctx = OSSL_CMP_SRV_CTX_get0_cmp_ctx(srv_ctx);
1006
1007 if (opt_srv_ref == NULL) {
1008 if (opt_srv_cert == NULL) {
1009 /* opt_srv_cert should determine the sender */
1010 CMP_err("must give -srv_ref for mock server if no -srv_cert given");
1011 goto err;
1012 }
1013 } else {
1014 if (!OSSL_CMP_CTX_set1_referenceValue(ctx, (unsigned char *)opt_srv_ref,
1015 strlen(opt_srv_ref)))
1016 goto err;
1017 }
1018
1019 if (opt_srv_secret != NULL) {
1020 int res;
1021 char *pass_str = get_passwd(opt_srv_secret, "PBMAC secret of mock server");
1022
1023 if (pass_str != NULL) {
1024 cleanse(opt_srv_secret);
1025 res = OSSL_CMP_CTX_set1_secretValue(ctx, (unsigned char *)pass_str,
1026 strlen(pass_str));
1027 clear_free(pass_str);
1028 if (res == 0)
1029 goto err;
1030 }
1031 } else if (opt_srv_cert == NULL) {
1032 CMP_err("server credentials (-srv_secret or -srv_cert) must be given if -use_mock_srv or -port is used");
1033 goto err;
1034 } else {
1035 CMP_warn("server will not be able to handle PBM-protected requests since -srv_secret is not given");
1036 }
1037
1038 if (opt_srv_secret == NULL
1039 && ((opt_srv_cert == NULL) != (opt_srv_key == NULL))) {
1040 CMP_err("must give both -srv_cert and -srv_key options or neither");
1041 goto err;
1042 }
1043 if (opt_srv_cert != NULL) {
1044 X509 *srv_cert = load_cert_pwd(opt_srv_cert, opt_srv_keypass,
1045 "certificate of the mock server");
1046
1047 if (srv_cert == NULL || !OSSL_CMP_CTX_set1_cert(ctx, srv_cert)) {
1048 X509_free(srv_cert);
1049 goto err;
1050 }
1051 X509_free(srv_cert);
1052 }
1053 if (opt_srv_key != NULL) {
1054 EVP_PKEY *pkey = load_key_pwd(opt_srv_key, opt_keyform,
1055 opt_srv_keypass,
1056 engine, "private key for mock server cert");
1057
1058 if (pkey == NULL || !OSSL_CMP_CTX_set1_pkey(ctx, pkey)) {
1059 EVP_PKEY_free(pkey);
1060 goto err;
1061 }
1062 EVP_PKEY_free(pkey);
1063 }
1064 cleanse(opt_srv_keypass);
1065
1066 if (opt_srv_trusted != NULL) {
1067 X509_STORE *ts =
1068 load_trusted(opt_srv_trusted, 0, "certs trusted by mock server");
1069
1070 if (ts == NULL || !OSSL_CMP_CTX_set0_trusted(ctx, ts)) {
1071 X509_STORE_free(ts);
1072 goto err;
1073 }
1074 } else {
1075 CMP_warn("mock server will not be able to handle signature-protected requests since -srv_trusted is not given");
1076 }
1077 if (!setup_certs(opt_srv_untrusted,
1078 "untrusted certificates for mock server", ctx,
1079 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_untrusted))
1080 goto err;
1081
1082 if (opt_ref_cert != NULL) {
1083 X509 *cert = load_cert_pwd(opt_ref_cert, opt_keypass,
1084 "reference cert to be expected by the mock server");
1085
1086 if (cert == NULL)
1087 goto err;
1088 if (!ossl_cmp_mock_srv_set1_refCert(srv_ctx, cert)) {
1089 X509_free(cert);
1090 goto err;
1091 }
1092 X509_free(cert);
1093 }
1094 if (opt_rsp_cert == NULL) {
1095 CMP_warn("no -rsp_cert given for mock server");
1096 } else {
1097 X509 *cert = load_cert_pwd(opt_rsp_cert, opt_keypass,
1098 "cert to be returned by the mock server");
1099
1100 if (cert == NULL)
1101 goto err;
1102 if (!ossl_cmp_mock_srv_set1_certOut(srv_ctx, cert)) {
1103 X509_free(cert);
1104 goto err;
1105 }
1106 X509_free(cert);
1107 }
1108 if (!setup_certs(opt_rsp_extracerts,
1109 "CMP extra certificates for mock server", srv_ctx,
1110 (add_X509_stack_fn_t)ossl_cmp_mock_srv_set1_chainOut))
1111 goto err;
1112 if (!setup_certs(opt_rsp_capubs, "caPubs for mock server", srv_ctx,
1113 (add_X509_stack_fn_t)ossl_cmp_mock_srv_set1_caPubsOut))
1114 goto err;
1115 (void)ossl_cmp_mock_srv_set_pollCount(srv_ctx, opt_poll_count);
1116 (void)ossl_cmp_mock_srv_set_checkAfterTime(srv_ctx, opt_check_after);
1117 if (opt_grant_implicitconf)
1118 (void)OSSL_CMP_SRV_CTX_set_grant_implicit_confirm(srv_ctx, 1);
1119
1120 if (opt_failure != INT_MIN) { /* option has been set explicitly */
1121 if (opt_failure < 0 || OSSL_CMP_PKIFAILUREINFO_MAX < opt_failure) {
1122 CMP_err1("-failure out of range, should be >= 0 and <= %d",
1123 OSSL_CMP_PKIFAILUREINFO_MAX);
1124 goto err;
1125 }
1126 if (opt_failurebits != 0)
1127 CMP_warn("-failurebits overrides -failure");
1128 else
1129 opt_failurebits = 1 << opt_failure;
1130 }
1131 if ((unsigned)opt_failurebits > OSSL_CMP_PKIFAILUREINFO_MAX_BIT_PATTERN) {
1132 CMP_err("-failurebits out of range");
1133 goto err;
1134 }
1135 if (!ossl_cmp_mock_srv_set_statusInfo(srv_ctx, opt_pkistatus,
1136 opt_failurebits, opt_statusstring))
1137 goto err;
1138
1139 if (opt_send_error)
1140 (void)ossl_cmp_mock_srv_set_sendError(srv_ctx, 1);
1141
1142 if (opt_send_unprotected)
1143 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_SEND, 1);
1144 if (opt_send_unprot_err)
1145 (void)OSSL_CMP_SRV_CTX_set_send_unprotected_errors(srv_ctx, 1);
1146 if (opt_accept_unprotected)
1147 (void)OSSL_CMP_SRV_CTX_set_accept_unprotected(srv_ctx, 1);
1148 if (opt_accept_unprot_err)
1149 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_ERRORS, 1);
1150 if (opt_accept_raverified)
1151 (void)OSSL_CMP_SRV_CTX_set_accept_raverified(srv_ctx, 1);
1152
1153 return srv_ctx;
1154
1155 err:
1156 ossl_cmp_mock_srv_free(srv_ctx);
1157 return NULL;
1158 }
1159
1160 /*
1161 * set up verification aspects of OSSL_CMP_CTX w.r.t. opts from config file/CLI.
1162 * Returns pointer on success, NULL on error
1163 */
1164 static int setup_verification_ctx(OSSL_CMP_CTX *ctx)
1165 {
1166 if (!setup_certs(opt_untrusted, "untrusted certificates", ctx,
1167 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_untrusted))
1168 return 0;
1169
1170 if (opt_srvcert != NULL || opt_trusted != NULL) {
1171 X509 *srvcert;
1172 X509_STORE *ts;
1173 int ok;
1174
1175 if (opt_srvcert != NULL) {
1176 if (opt_trusted != NULL) {
1177 CMP_warn("-trusted option is ignored since -srvcert option is present");
1178 opt_trusted = NULL;
1179 }
1180 if (opt_recipient != NULL) {
1181 CMP_warn("-recipient option is ignored since -srvcert option is present");
1182 opt_recipient = NULL;
1183 }
1184 srvcert = load_cert_pwd(opt_srvcert, opt_otherpass,
1185 "directly trusted CMP server certificate");
1186 ok = srvcert != NULL && OSSL_CMP_CTX_set1_srvCert(ctx, srvcert);
1187 X509_free(srvcert);
1188 if (!ok)
1189 return 0;
1190 }
1191 if (opt_trusted != NULL) {
1192 /*
1193 * the 0 arg below clears any expected host/ip/email address;
1194 * opt_expect_sender is used instead
1195 */
1196 ts = load_trusted(opt_trusted, 0, "certs trusted by client");
1197
1198 if (ts == NULL || !OSSL_CMP_CTX_set0_trusted(ctx, ts)) {
1199 X509_STORE_free(ts);
1200 return 0;
1201 }
1202 }
1203 }
1204
1205 if (opt_ignore_keyusage)
1206 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_IGNORE_KEYUSAGE, 1);
1207
1208 if (opt_unprotected_errors)
1209 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_ERRORS, 1);
1210
1211 if (opt_out_trusted != NULL) { /* for use in OSSL_CMP_certConf_cb() */
1212 X509_VERIFY_PARAM *out_vpm = NULL;
1213 X509_STORE *out_trusted =
1214 load_trusted(opt_out_trusted, 1,
1215 "trusted certs for verifying newly enrolled cert");
1216
1217 if (out_trusted == NULL)
1218 return 0;
1219 /* ignore any -attime here, new certs are current anyway */
1220 out_vpm = X509_STORE_get0_param(out_trusted);
1221 X509_VERIFY_PARAM_clear_flags(out_vpm, X509_V_FLAG_USE_CHECK_TIME);
1222
1223 (void)OSSL_CMP_CTX_set_certConf_cb_arg(ctx, out_trusted);
1224 }
1225
1226 if (opt_disable_confirm)
1227 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_DISABLE_CONFIRM, 1);
1228
1229 if (opt_implicit_confirm)
1230 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_IMPLICIT_CONFIRM, 1);
1231
1232 return 1;
1233 }
1234
1235 #ifndef OPENSSL_NO_SOCK
1236 /*
1237 * set up ssl_ctx for the OSSL_CMP_CTX based on options from config file/CLI.
1238 * Returns pointer on success, NULL on error
1239 */
1240 static SSL_CTX *setup_ssl_ctx(OSSL_CMP_CTX *ctx, const char *host,
1241 ENGINE *engine)
1242 {
1243 STACK_OF(X509) *untrusted = OSSL_CMP_CTX_get0_untrusted(ctx);
1244 EVP_PKEY *pkey = NULL;
1245 X509_STORE *trust_store = NULL;
1246 SSL_CTX *ssl_ctx;
1247 int i;
1248
1249 ssl_ctx = SSL_CTX_new(TLS_client_method());
1250 if (ssl_ctx == NULL)
1251 return NULL;
1252
1253 if (opt_tls_trusted != NULL) {
1254 trust_store = load_trusted(opt_tls_trusted, 0, "trusted TLS certs");
1255 if (trust_store == NULL)
1256 goto err;
1257 SSL_CTX_set_cert_store(ssl_ctx, trust_store);
1258 SSL_CTX_set_verify(ssl_ctx, SSL_VERIFY_PEER, NULL);
1259 } else {
1260 CMP_warn("-tls_used given without -tls_trusted; will not authenticate the TLS server");
1261 }
1262
1263 if (opt_tls_cert != NULL && opt_tls_key != NULL) {
1264 X509 *cert;
1265 STACK_OF(X509) *certs = NULL;
1266 int ok;
1267
1268 if (!load_cert_certs(opt_tls_cert, &cert, &certs, 0, opt_tls_keypass,
1269 "TLS client certificate (optionally with chain)",
1270 vpm))
1271 /* need opt_tls_keypass if opt_tls_cert is encrypted PKCS#12 file */
1272 goto err;
1273
1274 ok = SSL_CTX_use_certificate(ssl_ctx, cert) > 0;
1275 X509_free(cert);
1276
1277 /*
1278 * Any further certs and any untrusted certs are used for constructing
1279 * the chain to be provided with the TLS client cert to the TLS server.
1280 */
1281 if (!ok || !SSL_CTX_set0_chain(ssl_ctx, certs)) {
1282 CMP_err1("unable to use client TLS certificate file '%s'",
1283 opt_tls_cert);
1284 OSSL_STACK_OF_X509_free(certs);
1285 goto err;
1286 }
1287 for (i = 0; i < sk_X509_num(untrusted); i++) {
1288 cert = sk_X509_value(untrusted, i);
1289 if (!SSL_CTX_add1_chain_cert(ssl_ctx, cert)) {
1290 CMP_err("could not add untrusted cert to TLS client cert chain");
1291 goto err;
1292 }
1293 }
1294
1295 {
1296 X509_VERIFY_PARAM *tls_vpm = NULL;
1297 unsigned long bak_flags = 0; /* compiler warns without init */
1298
1299 if (trust_store != NULL) {
1300 tls_vpm = X509_STORE_get0_param(trust_store);
1301 bak_flags = X509_VERIFY_PARAM_get_flags(tls_vpm);
1302 /* disable any cert status/revocation checking etc. */
1303 X509_VERIFY_PARAM_clear_flags(tls_vpm,
1304 ~(X509_V_FLAG_USE_CHECK_TIME
1305 | X509_V_FLAG_NO_CHECK_TIME
1306 | X509_V_FLAG_PARTIAL_CHAIN
1307 | X509_V_FLAG_POLICY_CHECK));
1308 }
1309 CMP_debug("trying to build cert chain for own TLS cert");
1310 if (SSL_CTX_build_cert_chain(ssl_ctx,
1311 SSL_BUILD_CHAIN_FLAG_UNTRUSTED |
1312 SSL_BUILD_CHAIN_FLAG_NO_ROOT)) {
1313 CMP_debug("success building cert chain for own TLS cert");
1314 } else {
1315 OSSL_CMP_CTX_print_errors(ctx);
1316 CMP_warn("could not build cert chain for own TLS cert");
1317 }
1318 if (trust_store != NULL)
1319 X509_VERIFY_PARAM_set_flags(tls_vpm, bak_flags);
1320 }
1321
1322 /* If present we append to the list also the certs from opt_tls_extra */
1323 if (opt_tls_extra != NULL) {
1324 STACK_OF(X509) *tls_extra = load_certs_multifile(opt_tls_extra,
1325 opt_otherpass,
1326 "extra certificates for TLS",
1327 vpm);
1328 int res = 1;
1329
1330 if (tls_extra == NULL)
1331 goto err;
1332 for (i = 0; i < sk_X509_num(tls_extra); i++) {
1333 cert = sk_X509_value(tls_extra, i);
1334 if (res != 0)
1335 res = SSL_CTX_add_extra_chain_cert(ssl_ctx, cert);
1336 if (res == 0)
1337 X509_free(cert);
1338 }
1339 sk_X509_free(tls_extra);
1340 if (res == 0) {
1341 BIO_printf(bio_err, "error: unable to add TLS extra certs\n");
1342 goto err;
1343 }
1344 }
1345
1346 pkey = load_key_pwd(opt_tls_key, opt_keyform, opt_tls_keypass,
1347 engine, "TLS client private key");
1348 cleanse(opt_tls_keypass);
1349 if (pkey == NULL)
1350 goto err;
1351 /*
1352 * verify the key matches the cert,
1353 * not using SSL_CTX_check_private_key(ssl_ctx)
1354 * because it gives poor and sometimes misleading diagnostics
1355 */
1356 if (!X509_check_private_key(SSL_CTX_get0_certificate(ssl_ctx),
1357 pkey)) {
1358 CMP_err2("TLS private key '%s' does not match the TLS certificate '%s'\n",
1359 opt_tls_key, opt_tls_cert);
1360 EVP_PKEY_free(pkey);
1361 pkey = NULL; /* otherwise, for some reason double free! */
1362 goto err;
1363 }
1364 if (SSL_CTX_use_PrivateKey(ssl_ctx, pkey) <= 0) {
1365 CMP_err1("unable to use TLS client private key '%s'", opt_tls_key);
1366 EVP_PKEY_free(pkey);
1367 pkey = NULL; /* otherwise, for some reason double free! */
1368 goto err;
1369 }
1370 EVP_PKEY_free(pkey); /* we do not need the handle any more */
1371 } else {
1372 CMP_warn("-tls_used given without -tls_key; cannot authenticate to the TLS server");
1373 }
1374 if (trust_store != NULL) {
1375 /*
1376 * Enable and parameterize server hostname/IP address check.
1377 * If we did this before checking our own TLS cert
1378 * the expected hostname would mislead the check.
1379 */
1380 if (!truststore_set_host_etc(trust_store,
1381 opt_tls_host != NULL ? opt_tls_host : host))
1382 goto err;
1383 }
1384 return ssl_ctx;
1385 err:
1386 SSL_CTX_free(ssl_ctx);
1387 return NULL;
1388 }
1389 #endif /* OPENSSL_NO_SOCK */
1390
1391 /*
1392 * set up protection aspects of OSSL_CMP_CTX based on options from config
1393 * file/CLI while parsing options and checking their consistency.
1394 * Returns 1 on success, 0 on error
1395 */
1396 static int setup_protection_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
1397 {
1398 if (!opt_unprotected_requests && opt_secret == NULL && opt_key == NULL) {
1399 CMP_err("must give -key or -secret unless -unprotected_requests is used");
1400 return 0;
1401 }
1402
1403 if (opt_ref == NULL && opt_cert == NULL && opt_subject == NULL) {
1404 /* cert or subject should determine the sender */
1405 CMP_err("must give -ref if no -cert and no -subject given");
1406 return 0;
1407 }
1408 if (!opt_secret && ((opt_cert == NULL) != (opt_key == NULL))) {
1409 CMP_err("must give both -cert and -key options or neither");
1410 return 0;
1411 }
1412 if (opt_secret != NULL) {
1413 char *pass_string = get_passwd(opt_secret, "PBMAC");
1414 int res;
1415
1416 if (pass_string != NULL) {
1417 cleanse(opt_secret);
1418 res = OSSL_CMP_CTX_set1_secretValue(ctx,
1419 (unsigned char *)pass_string,
1420 strlen(pass_string));
1421 clear_free(pass_string);
1422 if (res == 0)
1423 return 0;
1424 }
1425 if (opt_cert != NULL || opt_key != NULL)
1426 CMP_warn("-cert and -key not used for protection since -secret is given");
1427 }
1428 if (opt_ref != NULL
1429 && !OSSL_CMP_CTX_set1_referenceValue(ctx, (unsigned char *)opt_ref,
1430 strlen(opt_ref)))
1431 return 0;
1432
1433 if (opt_key != NULL) {
1434 EVP_PKEY *pkey = load_key_pwd(opt_key, opt_keyform, opt_keypass, engine,
1435 "private key for CMP client certificate");
1436
1437 if (pkey == NULL || !OSSL_CMP_CTX_set1_pkey(ctx, pkey)) {
1438 EVP_PKEY_free(pkey);
1439 return 0;
1440 }
1441 EVP_PKEY_free(pkey);
1442 }
1443 if (opt_secret == NULL && opt_srvcert == NULL && opt_trusted == NULL)
1444 CMP_warn("will not authenticate server due to missing -secret, -trusted, or -srvcert");
1445
1446 if (opt_cert != NULL) {
1447 X509 *cert;
1448 STACK_OF(X509) *certs = NULL;
1449 X509_STORE *own_trusted = NULL;
1450 int ok;
1451
1452 if (!load_cert_certs(opt_cert, &cert, &certs, 0, opt_keypass,
1453 "CMP client certificate (optionally with chain)",
1454 vpm))
1455 /* opt_keypass is needed if opt_cert is an encrypted PKCS#12 file */
1456 return 0;
1457 ok = OSSL_CMP_CTX_set1_cert(ctx, cert);
1458 X509_free(cert);
1459 if (!ok) {
1460 CMP_err("out of memory");
1461 } else {
1462 if (opt_own_trusted != NULL) {
1463 own_trusted = load_trusted(opt_own_trusted, 0,
1464 "trusted certs for verifying own CMP signer cert");
1465 ok = own_trusted != NULL;
1466 }
1467 ok = ok && OSSL_CMP_CTX_build_cert_chain(ctx, own_trusted, certs);
1468 }
1469 X509_STORE_free(own_trusted);
1470 OSSL_STACK_OF_X509_free(certs);
1471 if (!ok)
1472 return 0;
1473 } else if (opt_own_trusted != NULL) {
1474 CMP_warn("-own_trusted option is ignored without -cert");
1475 }
1476
1477 if (!setup_certs(opt_extracerts, "extra certificates for CMP", ctx,
1478 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_extraCertsOut))
1479 return 0;
1480 cleanse(opt_otherpass);
1481
1482 if (opt_unprotected_requests)
1483 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_SEND, 1);
1484
1485 if (opt_digest != NULL) {
1486 int digest = OBJ_ln2nid(opt_digest);
1487
1488 if (digest == NID_undef) {
1489 CMP_err1("digest algorithm name not recognized: '%s'", opt_digest);
1490 return 0;
1491 }
1492 if (!OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_DIGEST_ALGNID, digest)
1493 || !OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_OWF_ALGNID, digest)) {
1494 CMP_err1("digest algorithm name not supported: '%s'", opt_digest);
1495 return 0;
1496 }
1497 }
1498
1499 if (opt_mac != NULL) {
1500 int mac = OBJ_ln2nid(opt_mac);
1501
1502 if (mac == NID_undef) {
1503 CMP_err1("MAC algorithm name not recognized: '%s'", opt_mac);
1504 return 0;
1505 }
1506 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_MAC_ALGNID, mac);
1507 }
1508 return 1;
1509 }
1510
1511 /*
1512 * set up IR/CR/KUR/CertConf/RR specific parts of the OSSL_CMP_CTX
1513 * based on options from config file/CLI.
1514 * Returns pointer on success, NULL on error
1515 */
1516 static int setup_request_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
1517 {
1518 X509_REQ *csr = NULL;
1519 X509_EXTENSIONS *exts = NULL;
1520 X509V3_CTX ext_ctx;
1521
1522 if (opt_subject == NULL
1523 && opt_csr == NULL && opt_oldcert == NULL && opt_cert == NULL
1524 && opt_cmd != CMP_RR && opt_cmd != CMP_GENM)
1525 CMP_warn("no -subject given; no -csr or -oldcert or -cert available for fallback");
1526
1527 if (opt_cmd == CMP_IR || opt_cmd == CMP_CR || opt_cmd == CMP_KUR) {
1528 if (opt_newkey == NULL
1529 && opt_key == NULL && opt_csr == NULL && opt_oldcert == NULL) {
1530 CMP_err("missing -newkey (or -key) to be certified and no -csr, -oldcert, or -cert given for fallback public key");
1531 return 0;
1532 }
1533 if (opt_newkey == NULL
1534 && opt_popo != OSSL_CRMF_POPO_NONE
1535 && opt_popo != OSSL_CRMF_POPO_RAVERIFIED) {
1536 if (opt_csr != NULL) {
1537 CMP_err1("no -newkey option given with private key for POPO, -csr option only provides public key%s",
1538 opt_key == NULL ? "" :
1539 ", and -key option superseded by by -csr");
1540 return 0;
1541 }
1542 if (opt_key == NULL) {
1543 CMP_err("missing -newkey (or -key) option for POPO");
1544 return 0;
1545 }
1546 }
1547 if (opt_certout == NULL) {
1548 CMP_err("-certout not given, nowhere to save newly enrolled certificate");
1549 return 0;
1550 }
1551 if (!set_name(opt_subject, OSSL_CMP_CTX_set1_subjectName, ctx, "subject")
1552 || !set_name(opt_issuer, OSSL_CMP_CTX_set1_issuer, ctx, "issuer"))
1553 return 0;
1554 } else {
1555 const char *msg = "option is ignored for commands other than 'ir', 'cr', and 'kur'";
1556
1557 if (opt_subject != NULL) {
1558 if (opt_ref == NULL && opt_cert == NULL) {
1559 /* will use subject as sender unless oldcert subject is used */
1560 if (!set_name(opt_subject, OSSL_CMP_CTX_set1_subjectName, ctx, "subject"))
1561 return 0;
1562 } else {
1563 CMP_warn1("-subject %s since -ref or -cert is given", msg);
1564 }
1565 }
1566 if (opt_issuer != NULL)
1567 CMP_warn1("-issuer %s", msg);
1568 if (opt_reqexts != NULL)
1569 CMP_warn1("-reqexts %s", msg);
1570 if (opt_san_nodefault)
1571 CMP_warn1("-san_nodefault %s", msg);
1572 if (opt_sans != NULL)
1573 CMP_warn1("-sans %s", msg);
1574 if (opt_policies != NULL)
1575 CMP_warn1("-policies %s", msg);
1576 if (opt_policy_oids != NULL)
1577 CMP_warn1("-policy_oids %s", msg);
1578 }
1579 if (opt_cmd == CMP_KUR) {
1580 char *ref_cert = opt_oldcert != NULL ? opt_oldcert : opt_cert;
1581
1582 if (ref_cert == NULL && opt_csr == NULL) {
1583 CMP_err("missing -oldcert for certificate to be updated and no -csr given");
1584 return 0;
1585 }
1586 if (opt_subject != NULL)
1587 CMP_warn2("given -subject '%s' overrides the subject of '%s' for KUR",
1588 opt_subject, ref_cert != NULL ? ref_cert : opt_csr);
1589 }
1590 if (opt_cmd == CMP_RR) {
1591 if (opt_oldcert == NULL && opt_csr == NULL) {
1592 CMP_err("missing -oldcert for certificate to be revoked and no -csr given");
1593 return 0;
1594 }
1595 if (opt_oldcert != NULL && opt_csr != NULL)
1596 CMP_warn("ignoring -csr since certificate to be revoked is given");
1597 }
1598 if (opt_cmd == CMP_P10CR && opt_csr == NULL) {
1599 CMP_err("missing PKCS#10 CSR for p10cr");
1600 return 0;
1601 }
1602
1603 if (opt_recipient == NULL && opt_srvcert == NULL && opt_issuer == NULL
1604 && opt_oldcert == NULL && opt_cert == NULL)
1605 CMP_warn("missing -recipient, -srvcert, -issuer, -oldcert or -cert; recipient will be set to \"NULL-DN\"");
1606
1607 if (opt_cmd == CMP_P10CR || opt_cmd == CMP_RR || opt_cmd == CMP_GENM) {
1608 const char *msg = "option is ignored for 'p10cr', 'rr', and 'genm' commands";
1609
1610 if (opt_newkeypass != NULL)
1611 CMP_warn1("-newkeypass %s", msg);
1612 if (opt_newkey != NULL)
1613 CMP_warn1("-newkey %s", msg);
1614 if (opt_days != 0)
1615 CMP_warn1("-days %s", msg);
1616 if (opt_popo != OSSL_CRMF_POPO_NONE - 1)
1617 CMP_warn1("-popo %s", msg);
1618 if (opt_out_trusted != NULL)
1619 CMP_warn1("-out_trusted %s", msg);
1620 } else if (opt_newkey != NULL) {
1621 const char *file = opt_newkey;
1622 const int format = opt_keyform;
1623 const char *pass = opt_newkeypass;
1624 const char *desc = "new private key for cert to be enrolled";
1625 EVP_PKEY *pkey;
1626 int priv = 1;
1627 BIO *bio_bak = bio_err;
1628
1629 bio_err = NULL; /* suppress diagnostics on first try loading key */
1630 pkey = load_key_pwd(file, format, pass, engine, desc);
1631 bio_err = bio_bak;
1632 if (pkey == NULL) {
1633 ERR_clear_error();
1634 desc = opt_csr == NULL
1635 ? "fallback public key for cert to be enrolled"
1636 : "public key for checking cert resulting from p10cr";
1637 pkey = load_pubkey(file, format, 0, pass, engine, desc);
1638 priv = 0;
1639 }
1640 cleanse(opt_newkeypass);
1641 if (pkey == NULL || !OSSL_CMP_CTX_set0_newPkey(ctx, priv, pkey)) {
1642 EVP_PKEY_free(pkey);
1643 return 0;
1644 }
1645 }
1646
1647 if (opt_days > 0
1648 && !OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_VALIDITY_DAYS,
1649 opt_days)) {
1650 CMP_err("could not set requested cert validity period");
1651 return 0;
1652 }
1653
1654 if (opt_policies != NULL && opt_policy_oids != NULL) {
1655 CMP_err("cannot have policies both via -policies and via -policy_oids");
1656 return 0;
1657 }
1658
1659 if (opt_csr != NULL) {
1660 if (opt_cmd == CMP_GENM) {
1661 CMP_warn("-csr option is ignored for command 'genm'");
1662 } else {
1663 csr = load_csr_autofmt(opt_csr, FORMAT_UNDEF, NULL, "PKCS#10 CSR");
1664 if (csr == NULL)
1665 return 0;
1666 if (!OSSL_CMP_CTX_set1_p10CSR(ctx, csr))
1667 goto oom;
1668 }
1669 }
1670 if (opt_reqexts != NULL || opt_policies != NULL) {
1671 if ((exts = sk_X509_EXTENSION_new_null()) == NULL)
1672 goto oom;
1673 X509V3_set_ctx(&ext_ctx, NULL, NULL, csr, NULL, X509V3_CTX_REPLACE);
1674 X509V3_set_nconf(&ext_ctx, conf);
1675 if (opt_reqexts != NULL
1676 && !X509V3_EXT_add_nconf_sk(conf, &ext_ctx, opt_reqexts, &exts)) {
1677 CMP_err1("cannot load certificate request extension section '%s'",
1678 opt_reqexts);
1679 goto exts_err;
1680 }
1681 if (opt_policies != NULL
1682 && !X509V3_EXT_add_nconf_sk(conf, &ext_ctx, opt_policies, &exts)) {
1683 CMP_err1("cannot load policy cert request extension section '%s'",
1684 opt_policies);
1685 goto exts_err;
1686 }
1687 OSSL_CMP_CTX_set0_reqExtensions(ctx, exts);
1688 }
1689 X509_REQ_free(csr);
1690 /* After here, must not goto oom/exts_err */
1691
1692 if (OSSL_CMP_CTX_reqExtensions_have_SAN(ctx) && opt_sans != NULL) {
1693 CMP_err("cannot have Subject Alternative Names both via -reqexts and via -sans");
1694 return 0;
1695 }
1696 if (!set_gennames(ctx, opt_sans, "Subject Alternative Name"))
1697 return 0;
1698
1699 if (opt_san_nodefault) {
1700 if (opt_sans != NULL)
1701 CMP_warn("-opt_san_nodefault has no effect when -sans is used");
1702 (void)OSSL_CMP_CTX_set_option(ctx,
1703 OSSL_CMP_OPT_SUBJECTALTNAME_NODEFAULT, 1);
1704 }
1705
1706 if (opt_policy_oids_critical) {
1707 if (opt_policy_oids == NULL)
1708 CMP_warn("-opt_policy_oids_critical has no effect unless -policy_oids is given");
1709 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_POLICIES_CRITICAL, 1);
1710 }
1711
1712 while (opt_policy_oids != NULL) {
1713 ASN1_OBJECT *policy;
1714 POLICYINFO *pinfo;
1715 char *next = next_item(opt_policy_oids);
1716
1717 if ((policy = OBJ_txt2obj(opt_policy_oids, 1)) == 0) {
1718 CMP_err1("unknown policy OID '%s'", opt_policy_oids);
1719 return 0;
1720 }
1721
1722 if ((pinfo = POLICYINFO_new()) == NULL) {
1723 ASN1_OBJECT_free(policy);
1724 return 0;
1725 }
1726 pinfo->policyid = policy;
1727
1728 if (!OSSL_CMP_CTX_push0_policy(ctx, pinfo)) {
1729 CMP_err1("cannot add policy with OID '%s'", opt_policy_oids);
1730 POLICYINFO_free(pinfo);
1731 return 0;
1732 }
1733 opt_policy_oids = next;
1734 }
1735
1736 if (opt_popo >= OSSL_CRMF_POPO_NONE)
1737 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_POPO_METHOD, opt_popo);
1738
1739 if (opt_oldcert != NULL) {
1740 if (opt_cmd == CMP_GENM) {
1741 CMP_warn("-oldcert option is ignored for command 'genm'");
1742 } else {
1743 X509 *oldcert = load_cert_pwd(opt_oldcert, opt_keypass,
1744 opt_cmd == CMP_KUR ?
1745 "certificate to be updated" :
1746 opt_cmd == CMP_RR ?
1747 "certificate to be revoked" :
1748 "reference certificate (oldcert)");
1749 /* opt_keypass needed if opt_oldcert is an encrypted PKCS#12 file */
1750
1751 if (oldcert == NULL)
1752 return 0;
1753 if (!OSSL_CMP_CTX_set1_oldCert(ctx, oldcert)) {
1754 X509_free(oldcert);
1755 CMP_err("out of memory");
1756 return 0;
1757 }
1758 X509_free(oldcert);
1759 }
1760 }
1761 cleanse(opt_keypass);
1762 if (opt_revreason > CRL_REASON_NONE)
1763 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_REVOCATION_REASON,
1764 opt_revreason);
1765
1766 return 1;
1767
1768 oom:
1769 CMP_err("out of memory");
1770 exts_err:
1771 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
1772 X509_REQ_free(csr);
1773 return 0;
1774 }
1775
1776 static int handle_opt_geninfo(OSSL_CMP_CTX *ctx)
1777 {
1778 long value;
1779 ASN1_OBJECT *type;
1780 ASN1_INTEGER *aint;
1781 ASN1_TYPE *val;
1782 OSSL_CMP_ITAV *itav;
1783 char *endstr;
1784 char *valptr = strchr(opt_geninfo, ':');
1785
1786 if (valptr == NULL) {
1787 CMP_err("missing ':' in -geninfo option");
1788 return 0;
1789 }
1790 valptr[0] = '\0';
1791 valptr++;
1792
1793 if (!CHECK_AND_SKIP_CASE_PREFIX(valptr, "int:")) {
1794 CMP_err("missing 'int:' in -geninfo option");
1795 return 0;
1796 }
1797
1798 value = strtol(valptr, &endstr, 10);
1799 if (endstr == valptr || *endstr != '\0') {
1800 CMP_err("cannot parse int in -geninfo option");
1801 return 0;
1802 }
1803
1804 type = OBJ_txt2obj(opt_geninfo, 1);
1805 if (type == NULL) {
1806 CMP_err("cannot parse OID in -geninfo option");
1807 return 0;
1808 }
1809
1810 if ((aint = ASN1_INTEGER_new()) == NULL)
1811 goto oom;
1812
1813 val = ASN1_TYPE_new();
1814 if (!ASN1_INTEGER_set(aint, value) || val == NULL) {
1815 ASN1_INTEGER_free(aint);
1816 goto oom;
1817 }
1818 ASN1_TYPE_set(val, V_ASN1_INTEGER, aint);
1819 itav = OSSL_CMP_ITAV_create(type, val);
1820 if (itav == NULL) {
1821 ASN1_TYPE_free(val);
1822 goto oom;
1823 }
1824
1825 if (!OSSL_CMP_CTX_push0_geninfo_ITAV(ctx, itav)) {
1826 OSSL_CMP_ITAV_free(itav);
1827 return 0;
1828 }
1829 return 1;
1830
1831 oom:
1832 ASN1_OBJECT_free(type);
1833 CMP_err("out of memory");
1834 return 0;
1835 }
1836
1837 /*
1838 * set up the client-side OSSL_CMP_CTX based on options from config file/CLI
1839 * while parsing options and checking their consistency.
1840 * Prints reason for error to bio_err.
1841 * Returns 1 on success, 0 on error
1842 */
1843 static int setup_client_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
1844 {
1845 int ret = 0;
1846 char *host = NULL, *port = NULL, *path = NULL, *used_path = opt_path;
1847 #ifndef OPENSSL_NO_SOCK
1848 int portnum, use_ssl;
1849 static char server_port[32] = { '\0' };
1850 const char *proxy_host = NULL;
1851 #endif
1852 char server_buf[200] = "mock server";
1853 char proxy_buf[200] = "";
1854
1855 if (!opt_use_mock_srv && opt_rspin == NULL) { /* note: -port is not given */
1856 #ifndef OPENSSL_NO_SOCK
1857 if (opt_server == NULL) {
1858 CMP_err("missing -server or -use_mock_srv or -rspin option");
1859 goto err;
1860 }
1861 #else
1862 CMP_err("missing -use_mock_srv or -rspin option; -server option is not supported due to no-sock build");
1863 goto err;
1864 #endif
1865 }
1866 #ifndef OPENSSL_NO_SOCK
1867 if (opt_server == NULL) {
1868 if (opt_proxy != NULL)
1869 CMP_warn("ignoring -proxy option since -server is not given");
1870 if (opt_no_proxy != NULL)
1871 CMP_warn("ignoring -no_proxy option since -server is not given");
1872 if (opt_tls_used) {
1873 CMP_warn("ignoring -tls_used option since -server is not given");
1874 opt_tls_used = 0;
1875 }
1876 goto set_path;
1877 }
1878 if (!OSSL_HTTP_parse_url(opt_server, &use_ssl, NULL /* user */,
1879 &host, &port, &portnum,
1880 &path, NULL /* q */, NULL /* frag */)) {
1881 CMP_err1("cannot parse -server URL: %s", opt_server);
1882 goto err;
1883 }
1884 if (use_ssl && !opt_tls_used) {
1885 CMP_err("missing -tls_used option since -server URL indicates HTTPS");
1886 goto err;
1887 }
1888
1889 BIO_snprintf(server_port, sizeof(server_port), "%s", port);
1890 if (opt_path == NULL)
1891 used_path = path;
1892 if (!OSSL_CMP_CTX_set1_server(ctx, host)
1893 || !OSSL_CMP_CTX_set_serverPort(ctx, portnum))
1894 goto oom;
1895 if (opt_proxy != NULL && !OSSL_CMP_CTX_set1_proxy(ctx, opt_proxy))
1896 goto oom;
1897 if (opt_no_proxy != NULL && !OSSL_CMP_CTX_set1_no_proxy(ctx, opt_no_proxy))
1898 goto oom;
1899 (void)BIO_snprintf(server_buf, sizeof(server_buf), "http%s://%s:%s/%s",
1900 opt_tls_used ? "s" : "", host, port,
1901 *used_path == '/' ? used_path + 1 : used_path);
1902
1903 proxy_host = OSSL_HTTP_adapt_proxy(opt_proxy, opt_no_proxy, host, use_ssl);
1904 if (proxy_host != NULL)
1905 (void)BIO_snprintf(proxy_buf, sizeof(proxy_buf), " via %s", proxy_host);
1906
1907 set_path:
1908 #endif
1909
1910 if (!OSSL_CMP_CTX_set1_serverPath(ctx, used_path))
1911 goto oom;
1912 if (!transform_opts())
1913 goto err;
1914
1915 if (opt_infotype_s == NULL) {
1916 if (opt_cmd == CMP_GENM)
1917 CMP_warn("no -infotype option given for genm");
1918 } else if (opt_cmd != CMP_GENM) {
1919 CMP_warn("-infotype option is ignored for commands other than 'genm'");
1920 } else {
1921 char id_buf[100] = "id-it-";
1922
1923 strncat(id_buf, opt_infotype_s, sizeof(id_buf) - strlen(id_buf) - 1);
1924 if ((opt_infotype = OBJ_sn2nid(id_buf)) == NID_undef) {
1925 CMP_err("unknown OID name in -infotype option");
1926 goto err;
1927 }
1928 }
1929
1930 if (!setup_verification_ctx(ctx))
1931 goto err;
1932
1933 if (opt_keep_alive != 1)
1934 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_KEEP_ALIVE,
1935 opt_keep_alive);
1936 if (opt_total_timeout > 0 && opt_msg_timeout > 0
1937 && opt_total_timeout < opt_msg_timeout) {
1938 CMP_err2("-total_timeout argument = %d must not be < %d (-msg_timeout)",
1939 opt_total_timeout, opt_msg_timeout);
1940 goto err;
1941 }
1942 if (opt_msg_timeout >= 0) /* must do this before setup_ssl_ctx() */
1943 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_MSG_TIMEOUT,
1944 opt_msg_timeout);
1945 if (opt_total_timeout >= 0)
1946 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_TOTAL_TIMEOUT,
1947 opt_total_timeout);
1948
1949 if (opt_rspin != NULL) {
1950 rspin_in_use = 1;
1951 if (opt_reqin != NULL)
1952 CMP_warn("-reqin is ignored since -rspin is present");
1953 }
1954 if (opt_reqin_new_tid && opt_reqin == NULL)
1955 CMP_warn("-reqin_new_tid is ignored since -reqin is not present");
1956 if (opt_reqin != NULL || opt_reqout != NULL
1957 || opt_rspin != NULL || opt_rspout != NULL || opt_use_mock_srv)
1958 (void)OSSL_CMP_CTX_set_transfer_cb(ctx, read_write_req_resp);
1959
1960 #ifndef OPENSSL_NO_SOCK
1961 if (opt_tls_used) {
1962 APP_HTTP_TLS_INFO *info;
1963
1964 if (opt_tls_cert != NULL
1965 || opt_tls_key != NULL || opt_tls_keypass != NULL) {
1966 if (opt_tls_key == NULL) {
1967 CMP_err("missing -tls_key option");
1968 goto err;
1969 } else if (opt_tls_cert == NULL) {
1970 CMP_err("missing -tls_cert option");
1971 goto err;
1972 }
1973 }
1974
1975 if ((info = OPENSSL_zalloc(sizeof(*info))) == NULL)
1976 goto err;
1977 (void)OSSL_CMP_CTX_set_http_cb_arg(ctx, info);
1978 info->ssl_ctx = setup_ssl_ctx(ctx, host, engine);
1979 info->server = host;
1980 host = NULL; /* prevent deallocation */
1981 if ((info->port = OPENSSL_strdup(server_port)) == NULL)
1982 goto err;
1983 /* workaround for callback design flaw, see #17088: */
1984 info->use_proxy = proxy_host != NULL;
1985 info->timeout = OSSL_CMP_CTX_get_option(ctx, OSSL_CMP_OPT_MSG_TIMEOUT);
1986
1987 if (info->ssl_ctx == NULL)
1988 goto err;
1989 (void)OSSL_CMP_CTX_set_http_cb(ctx, app_http_tls_cb);
1990 }
1991 #endif
1992
1993 if (!setup_protection_ctx(ctx, engine))
1994 goto err;
1995
1996 if (!setup_request_ctx(ctx, engine))
1997 goto err;
1998
1999 if (!set_name(opt_recipient, OSSL_CMP_CTX_set1_recipient, ctx, "recipient")
2000 || !set_name(opt_expect_sender, OSSL_CMP_CTX_set1_expected_sender,
2001 ctx, "expected sender"))
2002 goto err;
2003
2004 if (opt_geninfo != NULL && !handle_opt_geninfo(ctx))
2005 goto err;
2006
2007 /* not printing earlier, to minimize confusion in case setup fails before */
2008 if (opt_rspin != NULL)
2009 CMP_info2("will contact %s%s "
2010 "only if -rspin argument gives too few filenames",
2011 server_buf, proxy_buf);
2012 else
2013 CMP_info2("will contact %s%s", server_buf, proxy_buf);
2014
2015 ret = 1;
2016
2017 err:
2018 OPENSSL_free(host);
2019 OPENSSL_free(port);
2020 OPENSSL_free(path);
2021 return ret;
2022 oom:
2023 CMP_err("out of memory");
2024 goto err;
2025 }
2026
2027 /*
2028 * write out the given certificate to the output specified by bio.
2029 * Depending on options use either PEM or DER format.
2030 * Returns 1 on success, 0 on error
2031 */
2032 static int write_cert(BIO *bio, X509 *cert)
2033 {
2034 if ((opt_certform == FORMAT_PEM && PEM_write_bio_X509(bio, cert))
2035 || (opt_certform == FORMAT_ASN1 && i2d_X509_bio(bio, cert)))
2036 return 1;
2037 if (opt_certform != FORMAT_PEM && opt_certform != FORMAT_ASN1)
2038 BIO_printf(bio_err,
2039 "error: unsupported type '%s' for writing certificates\n",
2040 opt_certform_s);
2041 return 0;
2042 }
2043
2044 /*
2045 * If file != NULL writes out a stack of certs to the given file.
2046 * If certs is NULL, the file is emptied.
2047 * Frees the certs if present.
2048 * Depending on options use either PEM or DER format,
2049 * where DER does not make much sense for writing more than one cert!
2050 * Returns number of written certificates on success, -1 on error.
2051 */
2052 static int save_free_certs(STACK_OF(X509) *certs,
2053 const char *file, const char *desc)
2054 {
2055 BIO *bio = NULL;
2056 int i;
2057 int n = sk_X509_num(certs /* may be NULL */);
2058
2059 if (n < 0)
2060 n = 0;
2061 if (file == NULL)
2062 goto end;
2063 if (certs != NULL)
2064 CMP_info3("received %d %s certificate(s), saving to file '%s'",
2065 n, desc, file);
2066 if (n > 1 && opt_certform != FORMAT_PEM)
2067 CMP_warn("saving more than one certificate in non-PEM format");
2068
2069 if ((bio = BIO_new(BIO_s_file())) == NULL
2070 || !BIO_write_filename(bio, (char *)file)) {
2071 CMP_err3("could not open file '%s' for %s %s certificate(s)",
2072 file, certs == NULL ? "deleting" : "writing", desc);
2073 n = -1;
2074 goto end;
2075 }
2076
2077 for (i = 0; i < n; i++) {
2078 if (!write_cert(bio, sk_X509_value(certs, i))) {
2079 CMP_err2("cannot write %s certificate to file '%s'", desc, file);
2080 n = -1;
2081 goto end;
2082 }
2083 }
2084
2085 end:
2086 BIO_free(bio);
2087 OSSL_STACK_OF_X509_free(certs);
2088 return n;
2089 }
2090
2091 static int delete_file(const char *file, const char *desc)
2092 {
2093 if (file == NULL)
2094 return 1;
2095
2096 if (unlink(file) != 0 && errno != ENOENT) {
2097 CMP_err2("Failed to delete %s, which should be done to indicate there is no %s",
2098 file, desc);
2099 return 0;
2100 }
2101 return 1;
2102 }
2103
2104 static int save_cert_or_delete(X509 *cert, const char *file, const char *desc)
2105 {
2106 if (file == NULL)
2107 return 1;
2108 if (cert == NULL) {
2109 char desc_cert[80];
2110
2111 BIO_snprintf(desc_cert, sizeof(desc_cert), "%s certificate", desc);
2112 return delete_file(file, desc_cert);
2113 } else {
2114 STACK_OF(X509) *certs = sk_X509_new_null();
2115
2116 if (!X509_add_cert(certs, cert, X509_ADD_FLAG_UP_REF)) {
2117 sk_X509_free(certs);
2118 return 0;
2119 }
2120 return save_free_certs(certs, file, desc) >= 0;
2121 }
2122 }
2123
2124 static int print_itavs(const STACK_OF(OSSL_CMP_ITAV) *itavs)
2125 {
2126 int i, ret = 1;
2127 int n = sk_OSSL_CMP_ITAV_num(itavs);
2128
2129 if (n <= 0) { /* also in case itavs == NULL */
2130 CMP_info("genp does not contain any ITAV");
2131 return ret;
2132 }
2133
2134 for (i = 1; i <= n; i++) {
2135 OSSL_CMP_ITAV *itav = sk_OSSL_CMP_ITAV_value(itavs, i - 1);
2136 ASN1_OBJECT *type = OSSL_CMP_ITAV_get0_type(itav);
2137 char name[80];
2138
2139 if (itav == NULL) {
2140 CMP_err1("could not get ITAV #%d from genp", i);
2141 ret = 0;
2142 continue;
2143 }
2144 if (i2t_ASN1_OBJECT(name, sizeof(name), type) <= 0) {
2145 CMP_err1("error parsing type of ITAV #%d from genp", i);
2146 ret = 0;
2147 } else {
2148 CMP_info2("ITAV #%d from genp infoType=%s", i, name);
2149 }
2150 }
2151 return ret;
2152 }
2153
2154 static char opt_item[SECTION_NAME_MAX + 1];
2155 /* get previous name from a comma or space-separated list of names */
2156 static const char *prev_item(const char *opt, const char *end)
2157 {
2158 const char *beg;
2159 size_t len;
2160
2161 if (end == opt)
2162 return NULL;
2163 beg = end;
2164 while (beg > opt) {
2165 --beg;
2166 if (beg[0] == ',' || isspace(beg[0])) {
2167 ++beg;
2168 break;
2169 }
2170 }
2171 len = end - beg;
2172 if (len > SECTION_NAME_MAX) {
2173 CMP_warn3("using only first %d characters of section name starting with \"%.*s\"",
2174 SECTION_NAME_MAX, SECTION_NAME_MAX, beg);
2175 len = SECTION_NAME_MAX;
2176 }
2177 memcpy(opt_item, beg, len);
2178 opt_item[len] = '\0';
2179 while (beg > opt) {
2180 --beg;
2181 if (beg[0] != ',' && !isspace(beg[0])) {
2182 ++beg;
2183 break;
2184 }
2185 }
2186 return beg;
2187 }
2188
2189 /* get str value for name from a comma-separated hierarchy of config sections */
2190 static char *conf_get_string(const CONF *src_conf, const char *groups,
2191 const char *name)
2192 {
2193 char *res = NULL;
2194 const char *end = groups + strlen(groups);
2195
2196 while ((end = prev_item(groups, end)) != NULL) {
2197 if ((res = app_conf_try_string(src_conf, opt_item, name)) != NULL)
2198 return res;
2199 }
2200 return res;
2201 }
2202
2203 /* get long val for name from a comma-separated hierarchy of config sections */
2204 static int conf_get_number_e(const CONF *conf_, const char *groups,
2205 const char *name, long *result)
2206 {
2207 char *str = conf_get_string(conf_, groups, name);
2208 char *tailptr;
2209 long res;
2210
2211 if (str == NULL || *str == '\0')
2212 return 0;
2213
2214 res = strtol(str, &tailptr, 10);
2215 if (res == LONG_MIN || res == LONG_MAX || *tailptr != '\0')
2216 return 0;
2217
2218 *result = res;
2219 return 1;
2220 }
2221
2222 /*
2223 * use the command line option table to read values from the CMP section
2224 * of openssl.cnf. Defaults are taken from the config file, they can be
2225 * overwritten on the command line.
2226 */
2227 static int read_config(void)
2228 {
2229 unsigned int i;
2230 long num = 0;
2231 char *txt = NULL;
2232 const OPTIONS *opt;
2233 int start_opt = OPT_VERBOSITY - OPT_HELP;
2234 int start_idx = OPT_VERBOSITY - 2;
2235 /*
2236 * starting with offset OPT_VERBOSITY because OPT_CONFIG and OPT_SECTION
2237 * would not make sense within the config file.
2238 */
2239 int n_options = OSSL_NELEM(cmp_options) - 1;
2240
2241 for (opt = &cmp_options[start_opt], i = start_idx;
2242 opt->name != NULL; i++, opt++)
2243 if (!strcmp(opt->name, OPT_SECTION_STR)
2244 || !strcmp(opt->name, OPT_MORE_STR))
2245 n_options--;
2246 OPENSSL_assert(OSSL_NELEM(cmp_vars) == n_options
2247 + OPT_PROV__FIRST + 1 - OPT_PROV__LAST
2248 + OPT_R__FIRST + 1 - OPT_R__LAST
2249 + OPT_V__FIRST + 1 - OPT_V__LAST);
2250 for (opt = &cmp_options[start_opt], i = start_idx;
2251 opt->name != NULL; i++, opt++) {
2252 int provider_option = (OPT_PROV__FIRST <= opt->retval
2253 && opt->retval < OPT_PROV__LAST);
2254 int rand_state_option = (OPT_R__FIRST <= opt->retval
2255 && opt->retval < OPT_R__LAST);
2256 int verification_option = (OPT_V__FIRST <= opt->retval
2257 && opt->retval < OPT_V__LAST);
2258
2259 if (strcmp(opt->name, OPT_SECTION_STR) == 0
2260 || strcmp(opt->name, OPT_MORE_STR) == 0) {
2261 i--;
2262 continue;
2263 }
2264 if (provider_option || rand_state_option || verification_option)
2265 i--;
2266 switch (opt->valtype) {
2267 case '-':
2268 case 'p':
2269 case 'n':
2270 case 'N':
2271 case 'l':
2272 if (!conf_get_number_e(conf, opt_section, opt->name, &num)) {
2273 ERR_clear_error();
2274 continue; /* option not provided */
2275 }
2276 if (opt->valtype == 'p' && num <= 0) {
2277 opt_printf_stderr("Non-positive number \"%ld\" for config option -%s\n",
2278 num, opt->name);
2279 return -1;
2280 }
2281 if (opt->valtype == 'N' && num < 0) {
2282 opt_printf_stderr("Negative number \"%ld\" for config option -%s\n",
2283 num, opt->name);
2284 return -1;
2285 }
2286 break;
2287 case 's':
2288 case '>':
2289 case 'M':
2290 txt = conf_get_string(conf, opt_section, opt->name);
2291 if (txt == NULL) {
2292 ERR_clear_error();
2293 continue; /* option not provided */
2294 }
2295 break;
2296 default:
2297 CMP_err2("internal: unsupported type '%c' for option '%s'",
2298 opt->valtype, opt->name);
2299 return 0;
2300 break;
2301 }
2302 if (provider_option || verification_option) {
2303 int conf_argc = 1;
2304 char *conf_argv[3];
2305 char arg1[82];
2306
2307 BIO_snprintf(arg1, 81, "-%s", (char *)opt->name);
2308 conf_argv[0] = prog;
2309 conf_argv[1] = arg1;
2310 if (opt->valtype == '-') {
2311 if (num != 0)
2312 conf_argc = 2;
2313 } else {
2314 conf_argc = 3;
2315 conf_argv[2] = conf_get_string(conf, opt_section, opt->name);
2316 /* not NULL */
2317 }
2318 if (conf_argc > 1) {
2319 (void)opt_init(conf_argc, conf_argv, cmp_options);
2320
2321 if (provider_option
2322 ? !opt_provider(opt_next())
2323 : !opt_verify(opt_next(), vpm)) {
2324 CMP_err2("for option '%s' in config file section '%s'",
2325 opt->name, opt_section);
2326 return 0;
2327 }
2328 }
2329 } else {
2330 switch (opt->valtype) {
2331 case '-':
2332 case 'p':
2333 case 'n':
2334 case 'N':
2335 if (num < INT_MIN || INT_MAX < num) {
2336 BIO_printf(bio_err,
2337 "integer value out of range for option '%s'\n",
2338 opt->name);
2339 return 0;
2340 }
2341 *cmp_vars[i].num = (int)num;
2342 break;
2343 case 'l':
2344 *cmp_vars[i].num_long = num;
2345 break;
2346 default:
2347 if (txt != NULL && txt[0] == '\0')
2348 txt = NULL; /* reset option on empty string input */
2349 *cmp_vars[i].txt = txt;
2350 break;
2351 }
2352 }
2353 }
2354
2355 return 1;
2356 }
2357
2358 static char *opt_str(void)
2359 {
2360 char *arg = opt_arg();
2361
2362 if (arg[0] == '\0') {
2363 CMP_warn1("%s option argument is empty string, resetting option",
2364 opt_flag());
2365 arg = NULL;
2366 } else if (arg[0] == '-') {
2367 CMP_warn1("%s option argument starts with hyphen", opt_flag());
2368 }
2369 return arg;
2370 }
2371
2372 /* returns 1 on success, 0 on error, -1 on -help (i.e., stop with success) */
2373 static int get_opts(int argc, char **argv)
2374 {
2375 OPTION_CHOICE o;
2376
2377 prog = opt_init(argc, argv, cmp_options);
2378
2379 while ((o = opt_next()) != OPT_EOF) {
2380 switch (o) {
2381 case OPT_EOF:
2382 case OPT_ERR:
2383 opthelp:
2384 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
2385 return 0;
2386 case OPT_HELP:
2387 opt_help(cmp_options);
2388 return -1;
2389 case OPT_CONFIG: /* has already been handled */
2390 case OPT_SECTION: /* has already been handled */
2391 break;
2392 case OPT_VERBOSITY:
2393 if (!set_verbosity(opt_int_arg()))
2394 goto opthelp;
2395 break;
2396 #ifndef OPENSSL_NO_SOCK
2397 case OPT_SERVER:
2398 opt_server = opt_str();
2399 break;
2400 case OPT_PROXY:
2401 opt_proxy = opt_str();
2402 break;
2403 case OPT_NO_PROXY:
2404 opt_no_proxy = opt_str();
2405 break;
2406 #endif
2407 case OPT_RECIPIENT:
2408 opt_recipient = opt_str();
2409 break;
2410 case OPT_PATH:
2411 opt_path = opt_str();
2412 break;
2413 case OPT_KEEP_ALIVE:
2414 opt_keep_alive = opt_int_arg();
2415 if (opt_keep_alive > 2) {
2416 CMP_err("-keep_alive argument must be 0, 1, or 2");
2417 goto opthelp;
2418 }
2419 break;
2420 case OPT_MSG_TIMEOUT:
2421 opt_msg_timeout = opt_int_arg();
2422 break;
2423 case OPT_TOTAL_TIMEOUT:
2424 opt_total_timeout = opt_int_arg();
2425 break;
2426 #ifndef OPENSSL_NO_SOCK
2427 case OPT_TLS_USED:
2428 opt_tls_used = 1;
2429 break;
2430 case OPT_TLS_CERT:
2431 opt_tls_cert = opt_str();
2432 break;
2433 case OPT_TLS_KEY:
2434 opt_tls_key = opt_str();
2435 break;
2436 case OPT_TLS_KEYPASS:
2437 opt_tls_keypass = opt_str();
2438 break;
2439 case OPT_TLS_EXTRA:
2440 opt_tls_extra = opt_str();
2441 break;
2442 case OPT_TLS_TRUSTED:
2443 opt_tls_trusted = opt_str();
2444 break;
2445 case OPT_TLS_HOST:
2446 opt_tls_host = opt_str();
2447 break;
2448 #endif
2449
2450 case OPT_REF:
2451 opt_ref = opt_str();
2452 break;
2453 case OPT_SECRET:
2454 opt_secret = opt_str();
2455 break;
2456 case OPT_CERT:
2457 opt_cert = opt_str();
2458 break;
2459 case OPT_OWN_TRUSTED:
2460 opt_own_trusted = opt_str();
2461 break;
2462 case OPT_KEY:
2463 opt_key = opt_str();
2464 break;
2465 case OPT_KEYPASS:
2466 opt_keypass = opt_str();
2467 break;
2468 case OPT_DIGEST:
2469 opt_digest = opt_str();
2470 break;
2471 case OPT_MAC:
2472 opt_mac = opt_str();
2473 break;
2474 case OPT_EXTRACERTS:
2475 opt_extracerts = opt_str();
2476 break;
2477 case OPT_UNPROTECTED_REQUESTS:
2478 opt_unprotected_requests = 1;
2479 break;
2480
2481 case OPT_TRUSTED:
2482 opt_trusted = opt_str();
2483 break;
2484 case OPT_UNTRUSTED:
2485 opt_untrusted = opt_str();
2486 break;
2487 case OPT_SRVCERT:
2488 opt_srvcert = opt_str();
2489 break;
2490 case OPT_EXPECT_SENDER:
2491 opt_expect_sender = opt_str();
2492 break;
2493 case OPT_IGNORE_KEYUSAGE:
2494 opt_ignore_keyusage = 1;
2495 break;
2496 case OPT_UNPROTECTED_ERRORS:
2497 opt_unprotected_errors = 1;
2498 break;
2499 case OPT_SRVCERTOUT:
2500 opt_srvcertout = opt_str();
2501 break;
2502 case OPT_EXTRACERTSOUT:
2503 opt_extracertsout = opt_str();
2504 break;
2505 case OPT_CACERTSOUT:
2506 opt_cacertsout = opt_str();
2507 break;
2508
2509 case OPT_V_CASES:
2510 if (!opt_verify(o, vpm))
2511 goto opthelp;
2512 break;
2513 case OPT_CMD:
2514 opt_cmd_s = opt_str();
2515 break;
2516 case OPT_INFOTYPE:
2517 opt_infotype_s = opt_str();
2518 break;
2519 case OPT_GENINFO:
2520 opt_geninfo = opt_str();
2521 break;
2522
2523 case OPT_NEWKEY:
2524 opt_newkey = opt_str();
2525 break;
2526 case OPT_NEWKEYPASS:
2527 opt_newkeypass = opt_str();
2528 break;
2529 case OPT_SUBJECT:
2530 opt_subject = opt_str();
2531 break;
2532 case OPT_ISSUER:
2533 opt_issuer = opt_str();
2534 break;
2535 case OPT_DAYS:
2536 opt_days = opt_int_arg();
2537 break;
2538 case OPT_REQEXTS:
2539 opt_reqexts = opt_str();
2540 break;
2541 case OPT_SANS:
2542 opt_sans = opt_str();
2543 break;
2544 case OPT_SAN_NODEFAULT:
2545 opt_san_nodefault = 1;
2546 break;
2547 case OPT_POLICIES:
2548 opt_policies = opt_str();
2549 break;
2550 case OPT_POLICY_OIDS:
2551 opt_policy_oids = opt_str();
2552 break;
2553 case OPT_POLICY_OIDS_CRITICAL:
2554 opt_policy_oids_critical = 1;
2555 break;
2556 case OPT_POPO:
2557 opt_popo = opt_int_arg();
2558 if (opt_popo < OSSL_CRMF_POPO_NONE
2559 || opt_popo > OSSL_CRMF_POPO_KEYENC) {
2560 CMP_err("invalid popo spec. Valid values are -1 .. 2");
2561 goto opthelp;
2562 }
2563 break;
2564 case OPT_CSR:
2565 opt_csr = opt_arg();
2566 break;
2567 case OPT_OUT_TRUSTED:
2568 opt_out_trusted = opt_str();
2569 break;
2570 case OPT_IMPLICIT_CONFIRM:
2571 opt_implicit_confirm = 1;
2572 break;
2573 case OPT_DISABLE_CONFIRM:
2574 opt_disable_confirm = 1;
2575 break;
2576 case OPT_CERTOUT:
2577 opt_certout = opt_str();
2578 break;
2579 case OPT_CHAINOUT:
2580 opt_chainout = opt_str();
2581 break;
2582 case OPT_OLDCERT:
2583 opt_oldcert = opt_str();
2584 break;
2585 case OPT_REVREASON:
2586 opt_revreason = opt_int_arg();
2587 if (opt_revreason < CRL_REASON_NONE
2588 || opt_revreason > CRL_REASON_AA_COMPROMISE
2589 || opt_revreason == 7) {
2590 CMP_err("invalid revreason. Valid values are -1 .. 6, 8 .. 10");
2591 goto opthelp;
2592 }
2593 break;
2594 case OPT_CERTFORM:
2595 opt_certform_s = opt_str();
2596 break;
2597 case OPT_KEYFORM:
2598 opt_keyform_s = opt_str();
2599 break;
2600 case OPT_OTHERPASS:
2601 opt_otherpass = opt_str();
2602 break;
2603 #ifndef OPENSSL_NO_ENGINE
2604 case OPT_ENGINE:
2605 opt_engine = opt_str();
2606 break;
2607 #endif
2608 case OPT_PROV_CASES:
2609 if (!opt_provider(o))
2610 goto opthelp;
2611 break;
2612 case OPT_R_CASES:
2613 if (!opt_rand(o))
2614 goto opthelp;
2615 break;
2616
2617 case OPT_BATCH:
2618 opt_batch = 1;
2619 break;
2620 case OPT_REPEAT:
2621 opt_repeat = opt_int_arg();
2622 break;
2623 case OPT_REQIN:
2624 opt_reqin = opt_str();
2625 break;
2626 case OPT_REQIN_NEW_TID:
2627 opt_reqin_new_tid = 1;
2628 break;
2629 case OPT_REQOUT:
2630 opt_reqout = opt_str();
2631 break;
2632 case OPT_RSPIN:
2633 opt_rspin = opt_str();
2634 break;
2635 case OPT_RSPOUT:
2636 opt_rspout = opt_str();
2637 break;
2638 case OPT_USE_MOCK_SRV:
2639 opt_use_mock_srv = 1;
2640 break;
2641
2642 #ifndef OPENSSL_NO_SOCK
2643 case OPT_PORT:
2644 opt_port = opt_str();
2645 break;
2646 case OPT_MAX_MSGS:
2647 opt_max_msgs = opt_int_arg();
2648 break;
2649 #endif
2650 case OPT_SRV_REF:
2651 opt_srv_ref = opt_str();
2652 break;
2653 case OPT_SRV_SECRET:
2654 opt_srv_secret = opt_str();
2655 break;
2656 case OPT_SRV_CERT:
2657 opt_srv_cert = opt_str();
2658 break;
2659 case OPT_SRV_KEY:
2660 opt_srv_key = opt_str();
2661 break;
2662 case OPT_SRV_KEYPASS:
2663 opt_srv_keypass = opt_str();
2664 break;
2665 case OPT_SRV_TRUSTED:
2666 opt_srv_trusted = opt_str();
2667 break;
2668 case OPT_SRV_UNTRUSTED:
2669 opt_srv_untrusted = opt_str();
2670 break;
2671 case OPT_REF_CERT:
2672 opt_ref_cert = opt_str();
2673 break;
2674 case OPT_RSP_CERT:
2675 opt_rsp_cert = opt_str();
2676 break;
2677 case OPT_RSP_EXTRACERTS:
2678 opt_rsp_extracerts = opt_str();
2679 break;
2680 case OPT_RSP_CAPUBS:
2681 opt_rsp_capubs = opt_str();
2682 break;
2683 case OPT_POLL_COUNT:
2684 opt_poll_count = opt_int_arg();
2685 break;
2686 case OPT_CHECK_AFTER:
2687 opt_check_after = opt_int_arg();
2688 break;
2689 case OPT_GRANT_IMPLICITCONF:
2690 opt_grant_implicitconf = 1;
2691 break;
2692 case OPT_PKISTATUS:
2693 opt_pkistatus = opt_int_arg();
2694 break;
2695 case OPT_FAILURE:
2696 opt_failure = opt_int_arg();
2697 break;
2698 case OPT_FAILUREBITS:
2699 opt_failurebits = opt_int_arg();
2700 break;
2701 case OPT_STATUSSTRING:
2702 opt_statusstring = opt_str();
2703 break;
2704 case OPT_SEND_ERROR:
2705 opt_send_error = 1;
2706 break;
2707 case OPT_SEND_UNPROTECTED:
2708 opt_send_unprotected = 1;
2709 break;
2710 case OPT_SEND_UNPROT_ERR:
2711 opt_send_unprot_err = 1;
2712 break;
2713 case OPT_ACCEPT_UNPROTECTED:
2714 opt_accept_unprotected = 1;
2715 break;
2716 case OPT_ACCEPT_UNPROT_ERR:
2717 opt_accept_unprot_err = 1;
2718 break;
2719 case OPT_ACCEPT_RAVERIFIED:
2720 opt_accept_raverified = 1;
2721 break;
2722 }
2723 }
2724
2725 /* No extra args. */
2726 if (!opt_check_rest_arg(NULL))
2727 goto opthelp;
2728 return 1;
2729 }
2730
2731 #ifndef OPENSSL_NO_SOCK
2732 static int cmp_server(OSSL_CMP_CTX *srv_cmp_ctx)
2733 {
2734 BIO *acbio;
2735 BIO *cbio = NULL;
2736 int keep_alive = 0;
2737 int msgs = 0;
2738 int retry = 1;
2739 int ret = 1;
2740
2741 if ((acbio = http_server_init(prog, opt_port, opt_verbosity)) == NULL)
2742 return 0;
2743 while (opt_max_msgs <= 0 || msgs < opt_max_msgs) {
2744 char *path = NULL;
2745 OSSL_CMP_MSG *req = NULL;
2746 OSSL_CMP_MSG *resp = NULL;
2747
2748 ret = http_server_get_asn1_req(ASN1_ITEM_rptr(OSSL_CMP_MSG),
2749 (ASN1_VALUE **)&req, &path,
2750 &cbio, acbio, &keep_alive,
2751 prog, 0, 0);
2752 if (ret == 0) { /* no request yet */
2753 if (retry) {
2754 OSSL_sleep(1000);
2755 retry = 0;
2756 continue;
2757 }
2758 ret = 0;
2759 goto next;
2760 }
2761 if (ret++ == -1) /* fatal error */
2762 break;
2763
2764 ret = 0;
2765 msgs++;
2766 if (req != NULL) {
2767 if (strcmp(path, "") != 0 && strcmp(path, "pkix/") != 0) {
2768 (void)http_server_send_status(prog, cbio, 404, "Not Found");
2769 CMP_err1("expecting empty path or 'pkix/' but got '%s'",
2770 path);
2771 OPENSSL_free(path);
2772 OSSL_CMP_MSG_free(req);
2773 goto next;
2774 }
2775 OPENSSL_free(path);
2776 resp = OSSL_CMP_CTX_server_perform(cmp_ctx, req);
2777 OSSL_CMP_MSG_free(req);
2778 if (resp == NULL) {
2779 (void)http_server_send_status(prog, cbio,
2780 500, "Internal Server Error");
2781 break; /* treated as fatal error */
2782 }
2783 ret = http_server_send_asn1_resp(prog, cbio, keep_alive,
2784 "application/pkixcmp",
2785 ASN1_ITEM_rptr(OSSL_CMP_MSG),
2786 (const ASN1_VALUE *)resp);
2787 OSSL_CMP_MSG_free(resp);
2788 if (!ret)
2789 break; /* treated as fatal error */
2790 }
2791 next:
2792 if (!ret) { /* on transmission error, cancel CMP transaction */
2793 (void)OSSL_CMP_CTX_set1_transactionID(srv_cmp_ctx, NULL);
2794 (void)OSSL_CMP_CTX_set1_senderNonce(srv_cmp_ctx, NULL);
2795 }
2796 if (!ret || !keep_alive
2797 || OSSL_CMP_CTX_get_status(srv_cmp_ctx) != OSSL_CMP_PKISTATUS_trans
2798 /* transaction closed by OSSL_CMP_CTX_server_perform() */) {
2799 BIO_free_all(cbio);
2800 cbio = NULL;
2801 }
2802 }
2803
2804 BIO_free_all(cbio);
2805 BIO_free_all(acbio);
2806 return ret;
2807 }
2808 #endif
2809
2810 static void print_status(void)
2811 {
2812 /* print PKIStatusInfo */
2813 int status = OSSL_CMP_CTX_get_status(cmp_ctx);
2814 char *buf = app_malloc(OSSL_CMP_PKISI_BUFLEN, "PKIStatusInfo buf");
2815 const char *string =
2816 OSSL_CMP_CTX_snprint_PKIStatus(cmp_ctx, buf, OSSL_CMP_PKISI_BUFLEN);
2817 const char *from = "", *server = "";
2818
2819 #ifndef OPENSSL_NO_SOCK
2820 if (opt_server != NULL) {
2821 from = " from ";
2822 server = opt_server;
2823 }
2824 #endif
2825 CMP_print(bio_err,
2826 status == OSSL_CMP_PKISTATUS_accepted
2827 ? OSSL_CMP_LOG_INFO :
2828 status == OSSL_CMP_PKISTATUS_rejection
2829 || status == OSSL_CMP_PKISTATUS_waiting
2830 ? OSSL_CMP_LOG_ERR : OSSL_CMP_LOG_WARNING,
2831 status == OSSL_CMP_PKISTATUS_accepted ? "info" :
2832 status == OSSL_CMP_PKISTATUS_rejection ? "server error" :
2833 status == OSSL_CMP_PKISTATUS_waiting ? "internal error"
2834 : "warning", "received%s%s %s", from, server,
2835 string != NULL ? string : "<unknown PKIStatus>");
2836 OPENSSL_free(buf);
2837 }
2838
2839 static int do_genm(OSSL_CMP_CTX *ctx)
2840 {
2841 if (opt_infotype == NID_id_it_caCerts) {
2842 STACK_OF(X509) *cacerts = NULL;
2843
2844 if (opt_cacertsout == NULL) {
2845 CMP_err("Missing -cacertsout option for -infotype caCerts");
2846 return 0;
2847 }
2848
2849 if (!OSSL_CMP_get_caCerts(ctx, &cacerts))
2850 return 0;
2851
2852 /* could check authorization of sender/origin at this point */
2853 if (cacerts == NULL) {
2854 CMP_warn("no CA certificates provided by server");
2855 } else if (save_free_certs(cacerts, opt_cacertsout, "CA") < 0) {
2856 CMP_err1("Failed to store CA certficates from genp in %s",
2857 opt_cacertsout);
2858 return 0;
2859 }
2860 return 1;
2861 } else {
2862 OSSL_CMP_ITAV *req;
2863 STACK_OF(OSSL_CMP_ITAV) *itavs;
2864
2865 if (opt_infotype != NID_undef) {
2866 CMP_warn1("No specific support for -infotype %s available",
2867 opt_infotype_s);
2868
2869 req = OSSL_CMP_ITAV_create(OBJ_nid2obj(opt_infotype), NULL);
2870 if (req == NULL || !OSSL_CMP_CTX_push0_genm_ITAV(ctx, req)) {
2871 CMP_err1("Failed to create genm for -infotype %s",
2872 opt_infotype_s);
2873 return 0;
2874 }
2875 }
2876
2877 if ((itavs = OSSL_CMP_exec_GENM_ses(ctx)) != NULL) {
2878 int res = print_itavs(itavs);
2879
2880 sk_OSSL_CMP_ITAV_pop_free(itavs, OSSL_CMP_ITAV_free);
2881 return res;
2882 }
2883 if (OSSL_CMP_CTX_get_status(ctx) != OSSL_CMP_PKISTATUS_request)
2884 CMP_err("Did not receive response on genm or genp is not valid");
2885 return 0;
2886 }
2887 }
2888
2889 int cmp_main(int argc, char **argv)
2890 {
2891 char *configfile = NULL;
2892 int i;
2893 X509 *newcert = NULL;
2894 ENGINE *engine = NULL;
2895 OSSL_CMP_CTX *srv_cmp_ctx = NULL;
2896 int ret = 0; /* default: failure */
2897
2898 prog = opt_appname(argv[0]);
2899 if (argc <= 1) {
2900 opt_help(cmp_options);
2901 goto err;
2902 }
2903
2904 /*
2905 * handle options -config, -section, and -verbosity upfront
2906 * to take effect for other options
2907 */
2908 for (i = 1; i < argc - 1; i++) {
2909 if (*argv[i] == '-') {
2910 if (!strcmp(argv[i] + 1, cmp_options[OPT_CONFIG - OPT_HELP].name))
2911 opt_config = argv[++i];
2912 else if (!strcmp(argv[i] + 1,
2913 cmp_options[OPT_SECTION - OPT_HELP].name))
2914 opt_section = argv[++i];
2915 else if (strcmp(argv[i] + 1,
2916 cmp_options[OPT_VERBOSITY - OPT_HELP].name) == 0
2917 && !set_verbosity(atoi(argv[++i])))
2918 goto err;
2919 }
2920 }
2921 if (opt_section[0] == '\0') /* empty string */
2922 opt_section = DEFAULT_SECTION;
2923
2924 vpm = X509_VERIFY_PARAM_new();
2925 if (vpm == NULL) {
2926 CMP_err("out of memory");
2927 goto err;
2928 }
2929
2930 /* read default values for options from config file */
2931 configfile = opt_config != NULL ? opt_config : default_config_file;
2932 if (configfile != NULL && configfile[0] != '\0' /* non-empty string */
2933 && (configfile != default_config_file
2934 || access(configfile, F_OK) != -1)) {
2935 CMP_info2("using section(s) '%s' of OpenSSL configuration file '%s'",
2936 opt_section, configfile);
2937 conf = app_load_config(configfile);
2938 if (conf == NULL) {
2939 goto err;
2940 } else {
2941 if (strcmp(opt_section, CMP_SECTION) == 0) { /* default */
2942 if (!NCONF_get_section(conf, opt_section))
2943 CMP_info2("no [%s] section found in config file '%s';"
2944 " will thus use just [default] and unnamed section if present",
2945 opt_section, configfile);
2946 } else {
2947 const char *end = opt_section + strlen(opt_section);
2948
2949 while ((end = prev_item(opt_section, end)) != NULL) {
2950 if (!NCONF_get_section(conf, opt_item)) {
2951 CMP_err2("no [%s] section found in config file '%s'",
2952 opt_item, configfile);
2953 goto err;
2954 }
2955 }
2956 }
2957 ret = read_config();
2958 if (!set_verbosity(opt_verbosity)) /* just for checking range */
2959 ret = -1;
2960 if (ret <= 0) {
2961 if (ret == -1)
2962 BIO_printf(bio_err, "Use -help for summary.\n");
2963 goto err;
2964 }
2965 }
2966 }
2967 (void)BIO_flush(bio_err); /* prevent interference with opt_help() */
2968
2969 ret = get_opts(argc, argv);
2970 if (ret <= 0)
2971 goto err;
2972
2973 ret = 0;
2974 if (!app_RAND_load())
2975 goto err;
2976
2977 if (opt_batch)
2978 set_base_ui_method(UI_null());
2979
2980 if (opt_engine != NULL) {
2981 engine = setup_engine_methods(opt_engine,
2982 0 /* not: ENGINE_METHOD_ALL */, 0);
2983 if (engine == NULL) {
2984 CMP_err1("cannot load engine %s", opt_engine);
2985 goto err;
2986 }
2987 }
2988
2989 cmp_ctx = OSSL_CMP_CTX_new(app_get0_libctx(), app_get0_propq());
2990 if (cmp_ctx == NULL)
2991 goto err;
2992 OSSL_CMP_CTX_set_log_verbosity(cmp_ctx, opt_verbosity);
2993 if (!OSSL_CMP_CTX_set_log_cb(cmp_ctx, print_to_bio_out)) {
2994 CMP_err1("cannot set up error reporting and logging for %s", prog);
2995 goto err;
2996 }
2997
2998 #ifndef OPENSSL_NO_SOCK
2999 if (opt_tls_cert == NULL && opt_tls_key == NULL && opt_tls_keypass == NULL
3000 && opt_tls_extra == NULL && opt_tls_trusted == NULL
3001 && opt_tls_host == NULL) {
3002 if (opt_tls_used)
3003 CMP_warn("-tls_used given without any other TLS options");
3004 } else if (!opt_tls_used) {
3005 CMP_warn("ignoring TLS options(s) since -tls_used is not given");
3006 }
3007 if (opt_port != NULL) {
3008 if (opt_tls_used) {
3009 CMP_err("-tls_used option not supported with -port option");
3010 goto err;
3011 }
3012 if (opt_server != NULL || opt_use_mock_srv) {
3013 CMP_err("The -port option excludes -server and -use_mock_srv");
3014 goto err;
3015 }
3016 if (opt_reqin != NULL || opt_reqout != NULL) {
3017 CMP_err("The -port option does not support -reqin and -reqout");
3018 goto err;
3019 }
3020 if (opt_rspin != NULL || opt_rspout != NULL) {
3021 CMP_err("The -port option does not support -rspin and -rspout");
3022 goto err;
3023 }
3024 }
3025 if (opt_server != NULL && opt_use_mock_srv) {
3026 CMP_err("cannot use both -server and -use_mock_srv options");
3027 goto err;
3028 }
3029 #endif
3030
3031 if (opt_use_mock_srv
3032 #ifndef OPENSSL_NO_SOCK
3033 || opt_port != NULL
3034 #endif
3035 ) {
3036 OSSL_CMP_SRV_CTX *srv_ctx;
3037
3038 if ((srv_ctx = setup_srv_ctx(engine)) == NULL)
3039 goto err;
3040 srv_cmp_ctx = OSSL_CMP_SRV_CTX_get0_cmp_ctx(srv_ctx);
3041 OSSL_CMP_CTX_set_transfer_cb_arg(cmp_ctx, srv_ctx);
3042 if (!OSSL_CMP_CTX_set_log_cb(srv_cmp_ctx, print_to_bio_err)) {
3043 CMP_err1("cannot set up error reporting and logging for %s", prog);
3044 goto err;
3045 }
3046 OSSL_CMP_CTX_set_log_verbosity(srv_cmp_ctx, opt_verbosity);
3047 }
3048
3049 #ifndef OPENSSL_NO_SOCK
3050 if (opt_tls_used && (opt_use_mock_srv || opt_server == NULL)) {
3051 CMP_warn("ignoring -tls_used option since -use_mock_srv is given or -server is not given");
3052 opt_tls_used = 0;
3053 }
3054
3055 if (opt_port != NULL) { /* act as very basic CMP HTTP server */
3056 ret = cmp_server(srv_cmp_ctx);
3057 goto err;
3058 }
3059
3060 /* act as CMP client, possibly using internal mock server */
3061
3062 if (opt_rspin != NULL) {
3063 if (opt_server != NULL)
3064 CMP_warn("-server option is not used if enough filenames given for -rspin");
3065 if (opt_use_mock_srv)
3066 CMP_warn("-use_mock_srv option is not used if enough filenames given for -rspin");
3067 }
3068 #endif
3069
3070 if (!setup_client_ctx(cmp_ctx, engine)) {
3071 CMP_err("cannot set up CMP context");
3072 goto err;
3073 }
3074 for (i = 0; i < opt_repeat; i++) {
3075 /* everything is ready, now connect and perform the command! */
3076 switch (opt_cmd) {
3077 case CMP_IR:
3078 newcert = OSSL_CMP_exec_IR_ses(cmp_ctx);
3079 if (newcert != NULL)
3080 ret = 1;
3081 break;
3082 case CMP_KUR:
3083 newcert = OSSL_CMP_exec_KUR_ses(cmp_ctx);
3084 if (newcert != NULL)
3085 ret = 1;
3086 break;
3087 case CMP_CR:
3088 newcert = OSSL_CMP_exec_CR_ses(cmp_ctx);
3089 if (newcert != NULL)
3090 ret = 1;
3091 break;
3092 case CMP_P10CR:
3093 newcert = OSSL_CMP_exec_P10CR_ses(cmp_ctx);
3094 if (newcert != NULL)
3095 ret = 1;
3096 break;
3097 case CMP_RR:
3098 ret = OSSL_CMP_exec_RR_ses(cmp_ctx);
3099 break;
3100 case CMP_GENM:
3101 ret = do_genm(cmp_ctx);
3102 default:
3103 break;
3104 }
3105 if (OSSL_CMP_CTX_get_status(cmp_ctx) < OSSL_CMP_PKISTATUS_accepted) {
3106 ret = 0;
3107 goto err; /* we got no response, maybe even did not send request */
3108 }
3109 print_status();
3110 if (!save_cert_or_delete(OSSL_CMP_CTX_get0_validatedSrvCert(cmp_ctx),
3111 opt_srvcertout, "validated server"))
3112 ret = 0;
3113 if (!ret)
3114 goto err;
3115 ret = 0;
3116 if (save_free_certs(OSSL_CMP_CTX_get1_extraCertsIn(cmp_ctx),
3117 opt_extracertsout, "extra") < 0)
3118 goto err;
3119 if (newcert != NULL && (opt_cmd == CMP_IR || opt_cmd == CMP_CR
3120 || opt_cmd == CMP_KUR || opt_cmd == CMP_P10CR))
3121 if (!save_cert_or_delete(newcert, opt_certout, "newly enrolled")
3122 || save_free_certs(OSSL_CMP_CTX_get1_newChain(cmp_ctx),
3123 opt_chainout, "chain") < 0
3124 || save_free_certs(OSSL_CMP_CTX_get1_caPubs(cmp_ctx),
3125 opt_cacertsout, "CA") < 0)
3126 goto err;
3127 if (!OSSL_CMP_CTX_reinit(cmp_ctx))
3128 goto err;
3129 }
3130 ret = 1;
3131
3132 err:
3133 /* in case we ended up here on error without proper cleaning */
3134 cleanse(opt_keypass);
3135 cleanse(opt_newkeypass);
3136 cleanse(opt_otherpass);
3137 #ifndef OPENSSL_NO_SOCK
3138 cleanse(opt_tls_keypass);
3139 #endif
3140 cleanse(opt_secret);
3141 cleanse(opt_srv_keypass);
3142 cleanse(opt_srv_secret);
3143
3144 if (ret != 1)
3145 OSSL_CMP_CTX_print_errors(cmp_ctx);
3146
3147 if (cmp_ctx != NULL) {
3148 #ifndef OPENSSL_NO_SOCK
3149 APP_HTTP_TLS_INFO *info = OSSL_CMP_CTX_get_http_cb_arg(cmp_ctx);
3150
3151 #endif
3152 ossl_cmp_mock_srv_free(OSSL_CMP_CTX_get_transfer_cb_arg(cmp_ctx));
3153 X509_STORE_free(OSSL_CMP_CTX_get_certConf_cb_arg(cmp_ctx));
3154 /* cannot free info already here, as it may be used indirectly by: */
3155 OSSL_CMP_CTX_free(cmp_ctx);
3156 #ifndef OPENSSL_NO_SOCK
3157 if (info != NULL) {
3158 OPENSSL_free((char *)info->server);
3159 OPENSSL_free((char *)info->port);
3160 APP_HTTP_TLS_INFO_free(info);
3161 }
3162 #endif
3163 }
3164 X509_VERIFY_PARAM_free(vpm);
3165 release_engine(engine);
3166
3167 NCONF_free(conf); /* must not do as long as opt_... variables are used */
3168 OSSL_CMP_log_close();
3169
3170 return ret == 0 ? EXIT_FAILURE : EXIT_SUCCESS; /* ret == -1 for -help */
3171 }
A mirror of the official openssl repository