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apps/cmp.c: Improve documentation of -secret, -cert, and -key options
[thirdparty/openssl.git] / apps / cmp.c
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8d9a4d83 1/*
454afd98 2 * Copyright 2007-2020 The OpenSSL Project Authors. All Rights Reserved.
8d9a4d83
DDO		 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#include <string.h>
13#include <ctype.h>
14
15#include "apps.h"
16#include "http_server.h"
17#include "s_apps.h"
18#include "progs.h"
19
20#include "cmp_mock_srv.h"
21
22/* tweaks needed due to missing unistd.h on Windows */
23#ifdef _WIN32
24# define access _access
25#endif
26#ifndef F_OK
27# define F_OK 0
28#endif
29
30#include <openssl/ui.h>
31#include <openssl/pkcs12.h>
32#include <openssl/ssl.h>
33
34/* explicit #includes not strictly needed since implied by the above: */
35#include <stdlib.h>
36#include <openssl/cmp.h>
37#include <openssl/cmp_util.h>
38#include <openssl/crmf.h>
39#include <openssl/crypto.h>
40#include <openssl/err.h>
41#include <openssl/store.h>
42#include <openssl/objects.h>
43#include <openssl/x509.h>
44
45DEFINE_STACK_OF(X509)
46DEFINE_STACK_OF(X509_EXTENSION)
47DEFINE_STACK_OF(OSSL_CMP_ITAV)
48
8d9a4d83
DDO		 49static char *opt_config = NULL;
50#define CMP_SECTION "cmp"
51#define SECTION_NAME_MAX 40 /* max length of section name */
52#define DEFAULT_SECTION "default"
53static char *opt_section = CMP_SECTION;
1a5ae1da 54static int opt_verbosity = OSSL_CMP_LOG_INFO;
8d9a4d83
DDO		 55
56#undef PROG
57#define PROG cmp_main
58static char *prog = "cmp";
59
60static int read_config(void);
61
62static CONF *conf = NULL; /* OpenSSL config file context structure */
63static OSSL_CMP_CTX *cmp_ctx = NULL; /* the client-side CMP context */
64
8d9a4d83
DDO		 65/* the type of cmp command we want to send */
66typedef enum {
67 CMP_IR,
68 CMP_KUR,
69 CMP_CR,
70 CMP_P10CR,
71 CMP_RR,
72 CMP_GENM
73} cmp_cmd_t;
74
75/* message transfer */
76static char *opt_server = NULL;
6e477a60 77static char server_port[32] = { '\0' };
8d9a4d83
DDO		 78static char *opt_proxy = NULL;
79static char *opt_no_proxy = NULL;
d96486dc 80static char *opt_path = NULL;
8d9a4d83
DDO		 81static int opt_msg_timeout = -1;
82static int opt_total_timeout = -1;
83
84/* server authentication */
85static char *opt_trusted = NULL;
86static char *opt_untrusted = NULL;
87static char *opt_srvcert = NULL;
88static char *opt_recipient = NULL;
89static char *opt_expect_sender = NULL;
90static int opt_ignore_keyusage = 0;
91static int opt_unprotected_errors = 0;
92static char *opt_extracertsout = NULL;
93static char *opt_cacertsout = NULL;
94
95/* client authentication */
96static char *opt_ref = NULL;
97static char *opt_secret = NULL;
98static char *opt_cert = NULL;
15076c26 99static char *opt_own_trusted = NULL;
8d9a4d83
DDO		 100static char *opt_key = NULL;
101static char *opt_keypass = NULL;
102static char *opt_digest = NULL;
103static char *opt_mac = NULL;
104static char *opt_extracerts = NULL;
105static int opt_unprotected_requests = 0;
106
107/* generic message */
108static char *opt_cmd_s = NULL;
109static int opt_cmd = -1;
110static char *opt_geninfo = NULL;
111static char *opt_infotype_s = NULL;
112static int opt_infotype = NID_undef;
113
114/* certificate enrollment */
115static char *opt_newkey = NULL;
116static char *opt_newkeypass = NULL;
117static char *opt_subject = NULL;
118static char *opt_issuer = NULL;
119static int opt_days = 0;
120static char *opt_reqexts = NULL;
121static char *opt_sans = NULL;
122static int opt_san_nodefault = 0;
123static char *opt_policies = NULL;
124static char *opt_policy_oids = NULL;
125static int opt_policy_oids_critical = 0;
126static int opt_popo = OSSL_CRMF_POPO_NONE - 1;
127static char *opt_csr = NULL;
128static char *opt_out_trusted = NULL;
129static int opt_implicit_confirm = 0;
130static int opt_disable_confirm = 0;
131static char *opt_certout = NULL;
39082af2 132static char *opt_chainout = NULL;
8d9a4d83
DDO		 133
134/* certificate enrollment and revocation */
135static char *opt_oldcert = NULL;
136static int opt_revreason = CRL_REASON_NONE;
137
138/* credentials format */
139static char *opt_certform_s = "PEM";
140static int opt_certform = FORMAT_PEM;
141static char *opt_keyform_s = "PEM";
142static int opt_keyform = FORMAT_PEM;
8d9a4d83
DDO		 143static char *opt_otherpass = NULL;
144static char *opt_engine = NULL;
145
146/* TLS connection */
147static int opt_tls_used = 0;
148static char *opt_tls_cert = NULL;
149static char *opt_tls_key = NULL;
150static char *opt_tls_keypass = NULL;
151static char *opt_tls_extra = NULL;
152static char *opt_tls_trusted = NULL;
153static char *opt_tls_host = NULL;
154
155/* client-side debugging */
156static int opt_batch = 0;
157static int opt_repeat = 1;
158static char *opt_reqin = NULL;
143be474 159static int opt_reqin_new_tid = 0;
8d9a4d83
DDO		 160static char *opt_reqout = NULL;
161static char *opt_rspin = NULL;
162static char *opt_rspout = NULL;
163static int opt_use_mock_srv = 0;
164
165/* server-side debugging */
166static char *opt_port = NULL;
167static int opt_max_msgs = 0;
168
169static char *opt_srv_ref = NULL;
170static char *opt_srv_secret = NULL;
171static char *opt_srv_cert = NULL;
172static char *opt_srv_key = NULL;
173static char *opt_srv_keypass = NULL;
174
175static char *opt_srv_trusted = NULL;
176static char *opt_srv_untrusted = NULL;
177static char *opt_rsp_cert = NULL;
178static char *opt_rsp_extracerts = NULL;
179static char *opt_rsp_capubs = NULL;
180static int opt_poll_count = 0;
181static int opt_check_after = 1;
182static int opt_grant_implicitconf = 0;
183
184static int opt_pkistatus = OSSL_CMP_PKISTATUS_accepted;
185static int opt_failure = INT_MIN;
186static int opt_failurebits = 0;
187static char *opt_statusstring = NULL;
188static int opt_send_error = 0;
189static int opt_send_unprotected = 0;
190static int opt_send_unprot_err = 0;
191static int opt_accept_unprotected = 0;
192static int opt_accept_unprot_err = 0;
193static int opt_accept_raverified = 0;
194
195static X509_VERIFY_PARAM *vpm = NULL;
196
197typedef enum OPTION_choice {
198 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
1a5ae1da 199 OPT_CONFIG, OPT_SECTION, OPT_VERBOSITY,
8d9a4d83
DDO		 200
201 OPT_CMD, OPT_INFOTYPE, OPT_GENINFO,
202
203 OPT_NEWKEY, OPT_NEWKEYPASS, OPT_SUBJECT, OPT_ISSUER,
204 OPT_DAYS, OPT_REQEXTS,
205 OPT_SANS, OPT_SAN_NODEFAULT,
206 OPT_POLICIES, OPT_POLICY_OIDS, OPT_POLICY_OIDS_CRITICAL,
207 OPT_POPO, OPT_CSR,
208 OPT_OUT_TRUSTED, OPT_IMPLICIT_CONFIRM, OPT_DISABLE_CONFIRM,
39082af2 209 OPT_CERTOUT, OPT_CHAINOUT,
8d9a4d83
DDO		 210
211 OPT_OLDCERT, OPT_REVREASON,
212
213 OPT_SERVER, OPT_PROXY, OPT_NO_PROXY, OPT_PATH,
214 OPT_MSG_TIMEOUT, OPT_TOTAL_TIMEOUT,
215
216 OPT_TRUSTED, OPT_UNTRUSTED, OPT_SRVCERT,
217 OPT_RECIPIENT, OPT_EXPECT_SENDER,
218 OPT_IGNORE_KEYUSAGE, OPT_UNPROTECTED_ERRORS,
219 OPT_EXTRACERTSOUT, OPT_CACERTSOUT,
220
15076c26 221 OPT_REF, OPT_SECRET, OPT_CERT, OPT_OWN_TRUSTED, OPT_KEY, OPT_KEYPASS,
8d9a4d83
DDO		 222 OPT_DIGEST, OPT_MAC, OPT_EXTRACERTS,
223 OPT_UNPROTECTED_REQUESTS,
224
b3c5aadf 225 OPT_CERTFORM, OPT_KEYFORM,
8d9a4d83
DDO		 226 OPT_OTHERPASS,
227#ifndef OPENSSL_NO_ENGINE
228 OPT_ENGINE,
229#endif
230 OPT_PROV_ENUM,
231
232 OPT_TLS_USED, OPT_TLS_CERT, OPT_TLS_KEY,
233 OPT_TLS_KEYPASS,
234 OPT_TLS_EXTRA, OPT_TLS_TRUSTED, OPT_TLS_HOST,
235
236 OPT_BATCH, OPT_REPEAT,
143be474 237 OPT_REQIN, OPT_REQIN_NEW_TID, OPT_REQOUT, OPT_RSPIN, OPT_RSPOUT,
8d9a4d83
DDO		 238
239 OPT_USE_MOCK_SRV, OPT_PORT, OPT_MAX_MSGS,
240 OPT_SRV_REF, OPT_SRV_SECRET,
241 OPT_SRV_CERT, OPT_SRV_KEY, OPT_SRV_KEYPASS,
242 OPT_SRV_TRUSTED, OPT_SRV_UNTRUSTED,
243 OPT_RSP_CERT, OPT_RSP_EXTRACERTS, OPT_RSP_CAPUBS,
244 OPT_POLL_COUNT, OPT_CHECK_AFTER,
245 OPT_GRANT_IMPLICITCONF,
246 OPT_PKISTATUS, OPT_FAILURE,
247 OPT_FAILUREBITS, OPT_STATUSSTRING,
248 OPT_SEND_ERROR, OPT_SEND_UNPROTECTED,
249 OPT_SEND_UNPROT_ERR, OPT_ACCEPT_UNPROTECTED,
250 OPT_ACCEPT_UNPROT_ERR, OPT_ACCEPT_RAVERIFIED,
251
252 OPT_V_ENUM
253} OPTION_CHOICE;
254
255const OPTIONS cmp_options[] = {
256 /* entries must be in the same order as enumerated above!! */
257 {"help", OPT_HELP, '-', "Display this summary"},
258 {"config", OPT_CONFIG, 's',
259 "Configuration file to use. \"\" = none. Default from env variable OPENSSL_CONF"},
260 {"section", OPT_SECTION, 's',
261 "Section(s) in config file to get options from. \"\" = 'default'. Default 'cmp'"},
1a5ae1da
DDO		 262 {"verbosity", OPT_VERBOSITY, 'n',
263 "Log level; 3=ERR, 4=WARN, 6=INFO, 7=DEBUG, 8=TRACE. Default 6 = INFO"},
8d9a4d83
DDO		 264
265 OPT_SECTION("Generic message"),
266 {"cmd", OPT_CMD, 's', "CMP request to send: ir/cr/kur/p10cr/rr/genm"},
267 {"infotype", OPT_INFOTYPE, 's',
268 "InfoType name for requesting specific info in genm, e.g. 'signKeyPairTypes'"},
269 {"geninfo", OPT_GENINFO, 's',
270 "generalInfo integer values to place in request PKIHeader with given OID"},
271 {OPT_MORE_STR, 0, 0,
272 "specified in the form <OID>:int:<n>, e.g. \"1.2.3:int:987\""},
273
274 OPT_SECTION("Certificate enrollment"),
275 {"newkey", OPT_NEWKEY, 's',
276 "Private or public key for the requested cert. Default: CSR key or client key"},
277 {"newkeypass", OPT_NEWKEYPASS, 's', "New private key pass phrase source"},
278 {"subject", OPT_SUBJECT, 's',
279 "Distinguished Name (DN) of subject to use in the requested cert template"},
280 {OPT_MORE_STR, 0, 0,
281 "For kur, default is the subject DN of the reference cert (see -oldcert);"},
282 {OPT_MORE_STR, 0, 0,
283 "this default is used for ir and cr only if no Subject Alt Names are set"},
284 {"issuer", OPT_ISSUER, 's',
285 "DN of the issuer to place in the requested certificate template"},
286 {OPT_MORE_STR, 0, 0,
287 "also used as recipient if neither -recipient nor -srvcert are given"},
288 {"days", OPT_DAYS, 'n',
289 "Requested validity time of the new certificate in number of days"},
290 {"reqexts", OPT_REQEXTS, 's',
291 "Name of config file section defining certificate request extensions"},
292 {"sans", OPT_SANS, 's',
293 "Subject Alt Names (IPADDR/DNS/URI) to add as (critical) cert req extension"},
294 {"san_nodefault", OPT_SAN_NODEFAULT, '-',
295 "Do not take default SANs from reference certificate (see -oldcert)"},
296 {"policies", OPT_POLICIES, 's',
297 "Name of config file section defining policies certificate request extension"},
298 {"policy_oids", OPT_POLICY_OIDS, 's',
299 "Policy OID(s) to add as policies certificate request extension"},
300 {"policy_oids_critical", OPT_POLICY_OIDS_CRITICAL, '-',
301 "Flag the policy OID(s) given with -policy_oids as critical"},
302 {"popo", OPT_POPO, 'n',
303 "Proof-of-Possession (POPO) method to use for ir/cr/kur where"},
304 {OPT_MORE_STR, 0, 0,
305 "-1 = NONE, 0 = RAVERIFIED, 1 = SIGNATURE (default), 2 = KEYENC"},
306 {"csr", OPT_CSR, 's',
2c0e356e 307 "PKCS#10 CSR file in PEM or DER format to use in p10cr for legacy support"},
8d9a4d83
DDO		 308 {"out_trusted", OPT_OUT_TRUSTED, 's',
309 "Certificates to trust when verifying newly enrolled certificates"},
310 {"implicit_confirm", OPT_IMPLICIT_CONFIRM, '-',
311 "Request implicit confirmation of newly enrolled certificates"},
312 {"disable_confirm", OPT_DISABLE_CONFIRM, '-',
313 "Do not confirm newly enrolled certificate w/o requesting implicit"},
314 {OPT_MORE_STR, 0, 0,
315 "confirmation. WARNING: This leads to behavior violating RFC 4210"},
316 {"certout", OPT_CERTOUT, 's',
317 "File to save newly enrolled certificate"},
39082af2
DDO		 318 {"chainout", OPT_CHAINOUT, 's',
319 "File to save the chain of newly enrolled certificate"},
8d9a4d83
DDO		 320
321 OPT_SECTION("Certificate enrollment and revocation"),
322
323 {"oldcert", OPT_OLDCERT, 's',
324 "Certificate to be updated (defaulting to -cert) or to be revoked in rr;"},
325 {OPT_MORE_STR, 0, 0,
326 "also used as reference (defaulting to -cert) for subject DN and SANs."},
327 {OPT_MORE_STR, 0, 0,
87d20a96 328 "Its issuer is used as recipient unless -recipient, -srvcert, or -issuer given"},
8d9a4d83
DDO		 329 {"revreason", OPT_REVREASON, 'n',
330 "Reason code to include in revocation request (rr); possible values:"},
331 {OPT_MORE_STR, 0, 0,
332 "0..6, 8..10 (see RFC5280, 5.3.1) or -1. Default -1 = none included"},
333
334 OPT_SECTION("Message transfer"),
335 {"server", OPT_SERVER, 's',
d96486dc 336 "[http[s]://]address[:port][/path] of CMP server. Default port 80 or 443."},
8d9a4d83 337 {OPT_MORE_STR, 0, 0,
d96486dc 338 "address may be a DNS name or an IP address; path can be overridden by -path"},
8d9a4d83
DDO		 339 {"proxy", OPT_PROXY, 's',
340 "[http[s]://]address[:port][/path] of HTTP(S) proxy to use; path is ignored"},
341 {"no_proxy", OPT_NO_PROXY, 's',
342 "List of addresses of servers not to use HTTP(S) proxy for"},
343 {OPT_MORE_STR, 0, 0,
344 "Default from environment variable 'no_proxy', else 'NO_PROXY', else none"},
345 {"path", OPT_PATH, 's',
d96486dc 346 "HTTP path (aka CMP alias) at the CMP server. Default from -server, else \"/\""},
8d9a4d83
DDO		 347 {"msg_timeout", OPT_MSG_TIMEOUT, 'n',
348 "Timeout per CMP message round trip (or 0 for none). Default 120 seconds"},
349 {"total_timeout", OPT_TOTAL_TIMEOUT, 'n',
350 "Overall time an enrollment incl. polling may take. Default 0 = infinite"},
351
352 OPT_SECTION("Server authentication"),
353 {"trusted", OPT_TRUSTED, 's',
0d17c2f4 354 "Certificates to trust as chain roots when verifying signed CMP responses"},
8d9a4d83
DDO		 355 {OPT_MORE_STR, 0, 0, "unless -srvcert is given"},
356 {"untrusted", OPT_UNTRUSTED, 's',
8b22c283 357 "Intermediate CA certs for chain construction for CMP/TLS/enrolled certs"},
8d9a4d83 358 {"srvcert", OPT_SRVCERT, 's',
0d17c2f4 359 "Server cert to pin and trust directly when verifying signed CMP responses"},
8d9a4d83 360 {"recipient", OPT_RECIPIENT, 's',
87d20a96 361 "DN of CA. Default: subject of -srvcert, -issuer, issuer of -oldcert or -cert"},
8d9a4d83 362 {"expect_sender", OPT_EXPECT_SENDER, 's',
0d17c2f4 363 "DN of expected sender of responses. Defaults to subject of -srvcert, if any"},
8d9a4d83
DDO		 364 {"ignore_keyusage", OPT_IGNORE_KEYUSAGE, '-',
365 "Ignore CMP signer cert key usage, else 'digitalSignature' must be allowed"},
366 {"unprotected_errors", OPT_UNPROTECTED_ERRORS, '-',
367 "Accept missing or invalid protection of regular error messages and negative"},
368 {OPT_MORE_STR, 0, 0,
369 "certificate responses (ip/cp/kup), revocation responses (rp), and PKIConf"},
370 {OPT_MORE_STR, 0, 0,
371 "WARNING: This setting leads to behavior allowing violation of RFC 4210"},
372 {"extracertsout", OPT_EXTRACERTSOUT, 's',
373 "File to save extra certificates received in the extraCerts field"},
374 {"cacertsout", OPT_CACERTSOUT, 's',
375 "File to save CA certificates received in the caPubs field of 'ip' messages"},
376
377 OPT_SECTION("Client authentication"),
378 {"ref", OPT_REF, 's',
379 "Reference value to use as senderKID in case no -cert is given"},
380 {"secret", OPT_SECRET, 's',
ef2d3588 381 "Prefer PBM (over signatures) for protecting msgs with given password source"},
8d9a4d83 382 {"cert", OPT_CERT, 's',
ef2d3588 383 "Client's CMP signer certificate; its public key must match the -key argument"},
8d9a4d83 384 {OPT_MORE_STR, 0, 0,
ef2d3588
DDO		 385 "This also used as default reference for subject DN and SANs."},
386 {OPT_MORE_STR, 0, 0,
387 "Any further certs included are appended to the untrusted certs"},
15076c26
DDO		 388 {"own_trusted", OPT_OWN_TRUSTED, 's',
389 "Optional certs to verify chain building for own CMP signer cert"},
ef2d3588 390 {"key", OPT_KEY, 's', "CMP signer private key, not used when -secret given"},
8d9a4d83
DDO		 391 {"keypass", OPT_KEYPASS, 's',
392 "Client private key (and cert and old cert file) pass phrase source"},
393 {"digest", OPT_DIGEST, 's',
394 "Digest to use in message protection and POPO signatures. Default \"sha256\""},
395 {"mac", OPT_MAC, 's',
396 "MAC algorithm to use in PBM-based message protection. Default \"hmac-sha1\""},
397 {"extracerts", OPT_EXTRACERTS, 's',
398 "Certificates to append in extraCerts field of outgoing messages"},
399 {"unprotected_requests", OPT_UNPROTECTED_REQUESTS, '-',
400 "Send messages without CMP-level protection"},
401
402 OPT_SECTION("Credentials format"),
403 {"certform", OPT_CERTFORM, 's',
404 "Format (PEM or DER) to use when saving a certificate to a file. Default PEM"},
8d9a4d83 405 {"keyform", OPT_KEYFORM, 's',
b3c5aadf 406 "Format of the key input (ENGINE, other values ignored)"},
8d9a4d83
DDO		 407 {"otherpass", OPT_OTHERPASS, 's',
408 "Pass phrase source potentially needed for loading certificates of others"},
409#ifndef OPENSSL_NO_ENGINE
410 {"engine", OPT_ENGINE, 's',
411 "Use crypto engine with given identifier, possibly a hardware device."},
412 {OPT_MORE_STR, 0, 0,
413 "Engines may be defined in OpenSSL config file engine section."},
414 {OPT_MORE_STR, 0, 0,
415 "Options like -key specifying keys held in the engine can give key IDs"},
416 {OPT_MORE_STR, 0, 0,
417 "prefixed by 'engine:', e.g. '-key engine:pkcs11:object=mykey;pin-value=1234'"},
418#endif
419 OPT_PROV_OPTIONS,
420
421 OPT_SECTION("TLS connection"),
422 {"tls_used", OPT_TLS_USED, '-',
423 "Enable using TLS (also when other TLS options are not set)"},
424 {"tls_cert", OPT_TLS_CERT, 's',
425 "Client's TLS certificate. May include chain to be provided to TLS server"},
426 {"tls_key", OPT_TLS_KEY, 's',
427 "Private key for the client's TLS certificate"},
428 {"tls_keypass", OPT_TLS_KEYPASS, 's',
429 "Pass phrase source for the client's private TLS key (and TLS cert file)"},
430 {"tls_extra", OPT_TLS_EXTRA, 's',
431 "Extra certificates to provide to TLS server during TLS handshake"},
432 {"tls_trusted", OPT_TLS_TRUSTED, 's',
433 "Trusted certificates to use for verifying the TLS server certificate;"},
434 {OPT_MORE_STR, 0, 0, "this implies host name validation"},
435 {"tls_host", OPT_TLS_HOST, 's',
436 "Address to be checked (rather than -server) during TLS host name validation"},
437
438 OPT_SECTION("Client-side debugging"),
439 {"batch", OPT_BATCH, '-',
440 "Do not interactively prompt for input when a password is required etc."},
441 {"repeat", OPT_REPEAT, 'n',
442 "Invoke the transaction the given number of times. Default 1"},
443 {"reqin", OPT_REQIN, 's', "Take sequence of CMP requests from file(s)"},
143be474
DDO		 444 {"reqin_new_tid", OPT_REQIN_NEW_TID, '-',
445 "Use fresh transactionID for CMP requests read from -reqin"},
8d9a4d83
DDO		 446 {"reqout", OPT_REQOUT, 's', "Save sequence of CMP requests to file(s)"},
447 {"rspin", OPT_RSPIN, 's',
448 "Process sequence of CMP responses provided in file(s), skipping server"},
449 {"rspout", OPT_RSPOUT, 's', "Save sequence of CMP responses to file(s)"},
450
451 {"use_mock_srv", OPT_USE_MOCK_SRV, '-', "Use mock server at API level, bypassing HTTP"},
452
453 OPT_SECTION("Mock server"),
454 {"port", OPT_PORT, 's', "Act as HTTP mock server listening on given port"},
455 {"max_msgs", OPT_MAX_MSGS, 'n',
456 "max number of messages handled by HTTP mock server. Default: 0 = unlimited"},
457
458 {"srv_ref", OPT_SRV_REF, 's',
459 "Reference value to use as senderKID of server in case no -srv_cert is given"},
460 {"srv_secret", OPT_SRV_SECRET, 's',
461 "Password source for server authentication with a pre-shared key (secret)"},
462 {"srv_cert", OPT_SRV_CERT, 's', "Certificate of the server"},
463 {"srv_key", OPT_SRV_KEY, 's',
464 "Private key used by the server for signing messages"},
465 {"srv_keypass", OPT_SRV_KEYPASS, 's',
466 "Server private key (and cert) file pass phrase source"},
467
468 {"srv_trusted", OPT_SRV_TRUSTED, 's',
469 "Trusted certificates for client authentication"},
470 {"srv_untrusted", OPT_SRV_UNTRUSTED, 's',
6b326fc3 471 "Intermediate certs that may be useful for verifying CMP protection"},
8d9a4d83
DDO		 472 {"rsp_cert", OPT_RSP_CERT, 's',
473 "Certificate to be returned as mock enrollment result"},
474 {"rsp_extracerts", OPT_RSP_EXTRACERTS, 's',
475 "Extra certificates to be included in mock certification responses"},
476 {"rsp_capubs", OPT_RSP_CAPUBS, 's',
477 "CA certificates to be included in mock ip response"},
478 {"poll_count", OPT_POLL_COUNT, 'n',
479 "Number of times the client must poll before receiving a certificate"},
480 {"check_after", OPT_CHECK_AFTER, 'n',
481 "The check_after value (time to wait) to include in poll response"},
482 {"grant_implicitconf", OPT_GRANT_IMPLICITCONF, '-',
483 "Grant implicit confirmation of newly enrolled certificate"},
484
485 {"pkistatus", OPT_PKISTATUS, 'n',
486 "PKIStatus to be included in server response. Possible values: 0..6"},
487 {"failure", OPT_FAILURE, 'n',
488 "A single failure info bit number to include in server response, 0..26"},
489 {"failurebits", OPT_FAILUREBITS, 'n',
490 "Number representing failure bits to include in server response, 0..2^27 - 1"},
491 {"statusstring", OPT_STATUSSTRING, 's',
492 "Status string to be included in server response"},
493 {"send_error", OPT_SEND_ERROR, '-',
494 "Force server to reply with error message"},
495 {"send_unprotected", OPT_SEND_UNPROTECTED, '-',
496 "Send response messages without CMP-level protection"},
497 {"send_unprot_err", OPT_SEND_UNPROT_ERR, '-',
498 "In case of negative responses, server shall send unprotected error messages,"},
499 {OPT_MORE_STR, 0, 0,
500 "certificate responses (ip/cp/kup), and revocation responses (rp)."},
501 {OPT_MORE_STR, 0, 0,
502 "WARNING: This setting leads to behavior violating RFC 4210"},
503 {"accept_unprotected", OPT_ACCEPT_UNPROTECTED, '-',
504 "Accept missing or invalid protection of requests"},
505 {"accept_unprot_err", OPT_ACCEPT_UNPROT_ERR, '-',
506 "Accept unprotected error messages from client"},
507 {"accept_raverified", OPT_ACCEPT_RAVERIFIED, '-',
508 "Accept RAVERIFIED as proof-of-possession (POPO)"},
509
510 OPT_V_OPTIONS,
511 {NULL}
512};
513
514typedef union {
515 char **txt;
516 int *num;
517 long *num_long;
518} varref;
519static varref cmp_vars[] = { /* must be in same order as enumerated above! */
1a5ae1da 520 {&opt_config}, {&opt_section}, {(char **)&opt_verbosity},
8d9a4d83
DDO		 521
522 {&opt_cmd_s}, {&opt_infotype_s}, {&opt_geninfo},
523
524 {&opt_newkey}, {&opt_newkeypass}, {&opt_subject}, {&opt_issuer},
525 {(char **)&opt_days}, {&opt_reqexts},
526 {&opt_sans}, {(char **)&opt_san_nodefault},
527 {&opt_policies}, {&opt_policy_oids}, {(char **)&opt_policy_oids_critical},
528 {(char **)&opt_popo}, {&opt_csr},
529 {&opt_out_trusted},
530 {(char **)&opt_implicit_confirm}, {(char **)&opt_disable_confirm},
39082af2 531 {&opt_certout}, {&opt_chainout},
8d9a4d83
DDO		 532
533 {&opt_oldcert}, {(char **)&opt_revreason},
534
535 {&opt_server}, {&opt_proxy}, {&opt_no_proxy}, {&opt_path},
536 {(char **)&opt_msg_timeout}, {(char **)&opt_total_timeout},
537
538 {&opt_trusted}, {&opt_untrusted}, {&opt_srvcert},
539 {&opt_recipient}, {&opt_expect_sender},
540 {(char **)&opt_ignore_keyusage}, {(char **)&opt_unprotected_errors},
541 {&opt_extracertsout}, {&opt_cacertsout},
542
15076c26
DDO		 543 {&opt_ref}, {&opt_secret},
544 {&opt_cert}, {&opt_own_trusted}, {&opt_key}, {&opt_keypass},
8d9a4d83
DDO		 545 {&opt_digest}, {&opt_mac}, {&opt_extracerts},
546 {(char **)&opt_unprotected_requests},
547
b3c5aadf 548 {&opt_certform_s}, {&opt_keyform_s},
8d9a4d83
DDO		 549 {&opt_otherpass},
550#ifndef OPENSSL_NO_ENGINE
551 {&opt_engine},
552#endif
553
554 {(char **)&opt_tls_used}, {&opt_tls_cert}, {&opt_tls_key},
555 {&opt_tls_keypass},
556 {&opt_tls_extra}, {&opt_tls_trusted}, {&opt_tls_host},
557
558 {(char **)&opt_batch}, {(char **)&opt_repeat},
143be474
DDO		 559 {&opt_reqin}, {(char **)&opt_reqin_new_tid},
560 {&opt_reqout}, {&opt_rspin}, {&opt_rspout},
8d9a4d83
DDO		 561
562 {(char **)&opt_use_mock_srv}, {&opt_port}, {(char **)&opt_max_msgs},
563 {&opt_srv_ref}, {&opt_srv_secret},
564 {&opt_srv_cert}, {&opt_srv_key}, {&opt_srv_keypass},
565 {&opt_srv_trusted}, {&opt_srv_untrusted},
566 {&opt_rsp_cert}, {&opt_rsp_extracerts}, {&opt_rsp_capubs},
567 {(char **)&opt_poll_count}, {(char **)&opt_check_after},
568 {(char **)&opt_grant_implicitconf},
569 {(char **)&opt_pkistatus}, {(char **)&opt_failure},
570 {(char **)&opt_failurebits}, {&opt_statusstring},
571 {(char **)&opt_send_error}, {(char **)&opt_send_unprotected},
572 {(char **)&opt_send_unprot_err}, {(char **)&opt_accept_unprotected},
573 {(char **)&opt_accept_unprot_err}, {(char **)&opt_accept_raverified},
574
575 {NULL}
576};
577
1a5ae1da
DDO		 578#define FUNC (strcmp(OPENSSL_FUNC, "(unknown function)") == 0 \
579 ? "CMP" : OPENSSL_FUNC)
580#define CMP_print(bio, level, prefix, msg, a1, a2, a3) \
581 ((void)(level > opt_verbosity ? 0 : \
582 (BIO_printf(bio, "%s:%s:%d:CMP %s: " msg "\n", \
583 FUNC, OPENSSL_FILE, OPENSSL_LINE, prefix, a1, a2, a3))))
584#define CMP_DEBUG(m, a1, a2, a3) \
585 CMP_print(bio_out, OSSL_CMP_LOG_DEBUG, "debug", m, a1, a2, a3)
586#define CMP_debug(msg) CMP_DEBUG(msg"%s%s%s", "", "", "")
587#define CMP_debug1(msg, a1) CMP_DEBUG(msg"%s%s", a1, "", "")
588#define CMP_debug2(msg, a1, a2) CMP_DEBUG(msg"%s", a1, a2, "")
589#define CMP_debug3(msg, a1, a2, a3) CMP_DEBUG(msg, a1, a2, a3)
590#define CMP_INFO(msg, a1, a2, a3) \
591 CMP_print(bio_out, OSSL_CMP_LOG_INFO, "info", msg, a1, a2, a3)
8d9a4d83
DDO		 592#define CMP_info(msg) CMP_INFO(msg"%s%s%s", "", "", "")
593#define CMP_info1(msg, a1) CMP_INFO(msg"%s%s", a1, "", "")
594#define CMP_info2(msg, a1, a2) CMP_INFO(msg"%s", a1, a2, "")
595#define CMP_info3(msg, a1, a2, a3) CMP_INFO(msg, a1, a2, a3)
1a5ae1da
DDO		 596#define CMP_WARN(m, a1, a2, a3) \
597 CMP_print(bio_out, OSSL_CMP_LOG_WARNING, "warning", m, a1, a2, a3)
8d9a4d83
DDO		 598#define CMP_warn(msg) CMP_WARN(msg"%s%s%s", "", "", "")
599#define CMP_warn1(msg, a1) CMP_WARN(msg"%s%s", a1, "", "")
600#define CMP_warn2(msg, a1, a2) CMP_WARN(msg"%s", a1, a2, "")
601#define CMP_warn3(msg, a1, a2, a3) CMP_WARN(msg, a1, a2, a3)
1a5ae1da
DDO		 602#define CMP_ERR(msg, a1, a2, a3) \
603 CMP_print(bio_err, OSSL_CMP_LOG_ERR, "error", msg, a1, a2, a3)
8d9a4d83
DDO		 604#define CMP_err(msg) CMP_ERR(msg"%s%s%s", "", "", "")
605#define CMP_err1(msg, a1) CMP_ERR(msg"%s%s", a1, "", "")
606#define CMP_err2(msg, a1, a2) CMP_ERR(msg"%s", a1, a2, "")
607#define CMP_err3(msg, a1, a2, a3) CMP_ERR(msg, a1, a2, a3)
608
609static int print_to_bio_out(const char *func, const char *file, int line,
610 OSSL_CMP_severity level, const char *msg)
611{
612 return OSSL_CMP_print_to_bio(bio_out, func, file, line, level, msg);
613}
614
1a5ae1da
DDO		 615static int set_verbosity(int level)
616{
617 if (level < OSSL_CMP_LOG_EMERG || level > OSSL_CMP_LOG_MAX) {
618 CMP_err1("Logging verbosity level %d out of range (0 .. 8)", level);
619 return 0;
620 }
621 opt_verbosity = level;
622 return 1;
623}
624
8d9a4d83
DDO		 625static char *next_item(char *opt) /* in list separated by comma and/or space */
626{
627 /* advance to separator (comma or whitespace), if any */
628 while (*opt != ',' && !isspace(*opt) && *opt != '\0') {
629 if (*opt == '\\' && opt[1] != '\0')
630 /* skip and unescape '\' escaped char */
631 memmove(opt, opt + 1, strlen(opt));
632 opt++;
633 }
634 if (*opt != '\0') {
635 /* terminate current item */
636 *opt++ = '\0';
637 /* skip over any whitespace after separator */
638 while (isspace(*opt))
639 opt++;
640 }
641 return *opt == '\0' ? NULL : opt; /* NULL indicates end of input */
642}
643
644static EVP_PKEY *load_key_pwd(const char *uri, int format,
19765f5b 645 const char *pass, ENGINE *eng, const char *desc)
8d9a4d83
DDO		 646{
647 char *pass_string = get_passwd(pass, desc);
19765f5b 648 EVP_PKEY *pkey = load_key(uri, format, 0, pass_string, eng, desc);
8d9a4d83
DDO		 649
650 clear_free(pass_string);
651 return pkey;
652}
653
654static X509 *load_cert_pwd(const char *uri, const char *pass, const char *desc)
655{
656 X509 *cert;
657 char *pass_string = get_passwd(pass, desc);
658
659 cert = load_cert_pass(uri, 0, pass_string, desc);
660 clear_free(pass_string);
661 return cert;
662}
663
8d9a4d83
DDO		 664/*
665 * TODO potentially move this and related functions to apps/lib/
666 * or even better extend OSSL_STORE with type OSSL_STORE_INFO_CRL
667 */
668static X509_REQ *load_csr_autofmt(const char *infile, const char *desc)
669{
670 X509_REQ *csr;
671 BIO *bio_bak = bio_err;
8d9a4d83 672
2c0e356e
DDO		 673 bio_err = NULL; /* do not show errors on more than one try */
674 csr = load_csr(infile, FORMAT_PEM, desc);
8d9a4d83 675 bio_err = bio_bak;
2c0e356e 676 if (csr == NULL) {
8d9a4d83 677 ERR_clear_error();
2c0e356e 678 csr = load_csr(infile, FORMAT_ASN1, desc);
8d9a4d83
DDO		 679 }
680 if (csr == NULL) {
681 ERR_print_errors(bio_err);
682 BIO_printf(bio_err, "error: unable to load %s from file '%s'\n", desc,
683 infile);
684 }
685 return csr;
686}
687
2c0e356e 688static void warn_cert_msg(const char *uri, X509 *cert, const char *msg)
8d9a4d83 689{
2c0e356e 690 char *subj = X509_NAME_oneline(X509_get_subject_name(cert), NULL, 0);
8d9a4d83 691
2c0e356e
DDO		 692 CMP_warn3("certificate from '%s' with subject '%s' %s", uri, subj, msg);
693 OPENSSL_free(subj);
694}
695
696static void warn_cert(const char *uri, X509 *cert, int warn_EE)
697{
698 int res = X509_cmp_timeframe(vpm, X509_get0_notBefore(cert),
8d9a4d83 699 X509_get0_notAfter(cert));
2c0e356e
DDO		 700
701 if (res != 0)
702 warn_cert_msg(uri, cert, res > 0 ? "has expired" : "not yet valid");
703 if (warn_EE && (X509_get_extension_flags(cert) & EXFLAG_CA) == 0)
704 warn_cert_msg(uri, cert, "is not a CA cert");
8d9a4d83
DDO		 705}
706
2c0e356e
DDO		 707static void warn_certs(const char *uri, STACK_OF(X509) *certs, int warn_EE)
708{
709 int i;
710
711 for (i = 0; i < sk_X509_num(certs); i++)
712 warn_cert(uri, sk_X509_value(certs, i), warn_EE);
713}
714
715/* TODO potentially move this and related functions to apps/lib/apps.c */
716static int load_cert_certs(const char *uri,
717 X509 **pcert, STACK_OF(X509) **pcerts,
718 int exclude_http, const char *pass, const char *desc)
8d9a4d83
DDO		 719{
720 int ret = 0;
721 char *pass_string;
8d9a4d83 722
2c0e356e
DDO		 723 if (exclude_http && (strncasecmp(uri, "http://", 7) == 0
724 || strncasecmp(uri, "https://", 8) == 0)) {
8d9a4d83
DDO		 725 BIO_printf(bio_err, "error: HTTP retrieval not allowed for %s\n", desc);
726 return ret;
727 }
728 pass_string = get_passwd(pass, desc);
2c0e356e
DDO		 729 ret = load_key_certs_crls(uri, 0, pass_string, desc, NULL, NULL,
730 pcert, pcerts, NULL, NULL);
8d9a4d83
DDO		 731 clear_free(pass_string);
732
2c0e356e
DDO		 733 if (ret) {
734 if (pcert != NULL)
735 warn_cert(uri, *pcert, 0);
736 warn_certs(uri, *pcerts, 1);
737 } else {
738 sk_X509_pop_free(*pcerts, X509_free);
739 *pcerts = NULL;
740 }
8d9a4d83
DDO		 741 return ret;
742}
743
744/* set expected host name/IP addr and clears the email addr in the given ts */
745static int truststore_set_host_etc(X509_STORE *ts, char *host)
746{
747 X509_VERIFY_PARAM *ts_vpm = X509_STORE_get0_param(ts);
748
749 /* first clear any host names, IP, and email addresses */
750 if (!X509_VERIFY_PARAM_set1_host(ts_vpm, NULL, 0)
751 || !X509_VERIFY_PARAM_set1_ip(ts_vpm, NULL, 0)
752 || !X509_VERIFY_PARAM_set1_email(ts_vpm, NULL, 0))
753 return 0;
754 X509_VERIFY_PARAM_set_hostflags(ts_vpm,
755 X509_CHECK_FLAG_ALWAYS_CHECK_SUBJECT |
756 X509_CHECK_FLAG_NO_PARTIAL_WILDCARDS);
757 return (host != NULL && X509_VERIFY_PARAM_set1_ip_asc(ts_vpm, host))
758 || X509_VERIFY_PARAM_set1_host(ts_vpm, host, 0);
759}
760
761static X509_STORE *sk_X509_to_store(X509_STORE *store /* may be NULL */,
762 const STACK_OF(X509) *certs /* may NULL */)
763{
764 int i;
765
766 if (store == NULL)
767 store = X509_STORE_new();
768 if (store == NULL)
769 return NULL;
770 for (i = 0; i < sk_X509_num(certs); i++) {
771 if (!X509_STORE_add_cert(store, sk_X509_value(certs, i))) {
772 X509_STORE_free(store);
773 return NULL;
774 }
775 }
776 return store;
777}
778
779/* write OSSL_CMP_MSG DER-encoded to the specified file name item */
780static int write_PKIMESSAGE(const OSSL_CMP_MSG *msg, char **filenames)
781{
782 char *file;
8d9a4d83
DDO		 783
784 if (msg == NULL || filenames == NULL) {
785 CMP_err("NULL arg to write_PKIMESSAGE");
786 return 0;
787 }
788 if (*filenames == NULL) {
789 CMP_err("Not enough file names provided for writing PKIMessage");
790 return 0;
791 }
792
793 file = *filenames;
794 *filenames = next_item(file);
1202de44 795 if (OSSL_CMP_MSG_write(file, msg) < 0) {
8d9a4d83 796 CMP_err1("Cannot write PKIMessage to file '%s'", file);
8d9a4d83
DDO		 797 return 0;
798 }
8d9a4d83
DDO		 799 return 1;
800}
801
802/* read DER-encoded OSSL_CMP_MSG from the specified file name item */
803static OSSL_CMP_MSG *read_PKIMESSAGE(char **filenames)
804{
805 char *file;
8d9a4d83
DDO		 806 OSSL_CMP_MSG *ret;
807
808 if (filenames == NULL) {
809 CMP_err("NULL arg to read_PKIMESSAGE");
810 return NULL;
811 }
812 if (*filenames == NULL) {
813 CMP_err("Not enough file names provided for reading PKIMessage");
814 return NULL;
815 }
816
817 file = *filenames;
818 *filenames = next_item(file);
fafa56a1
DDO		 819
820 ret = OSSL_CMP_MSG_read(file);
8d9a4d83
DDO		 821 if (ret == NULL)
822 CMP_err1("Cannot read PKIMessage from file '%s'", file);
8d9a4d83
DDO		 823 return ret;
824}
825
826/*-
827 * Sends the PKIMessage req and on success place the response in *res
828 * basically like OSSL_CMP_MSG_http_perform(), but in addition allows
829 * to dump the sequence of requests and responses to files and/or
830 * to take the sequence of requests and responses from files.
831 */
832static OSSL_CMP_MSG *read_write_req_resp(OSSL_CMP_CTX *ctx,
833 const OSSL_CMP_MSG *req)
834{
835 OSSL_CMP_MSG *req_new = NULL;
836 OSSL_CMP_MSG *res = NULL;
837 OSSL_CMP_PKIHEADER *hdr;
838
839 if (req != NULL && opt_reqout != NULL
840 && !write_PKIMESSAGE(req, &opt_reqout))
841 goto err;
143be474
DDO		 842 if (opt_reqin != NULL && opt_rspin == NULL) {
843 if ((req_new = read_PKIMESSAGE(&opt_reqin)) == NULL)
844 goto err;
845 /*-
846 * The transaction ID in req_new read from opt_reqin may not be fresh.
847 * In this case the server may complain "Transaction id already in use."
848 * The following workaround unfortunately requires re-protection.
849 */
850 if (opt_reqin_new_tid
851 && !OSSL_CMP_MSG_update_transactionID(ctx, req_new))
852 goto err;
8d9a4d83
DDO		 853 }
854
855 if (opt_rspin != NULL) {
856 res = read_PKIMESSAGE(&opt_rspin);
857 } else {
858 const OSSL_CMP_MSG *actual_req = opt_reqin != NULL ? req_new : req;
859
860 res = opt_use_mock_srv
861 ? OSSL_CMP_CTX_server_perform(ctx, actual_req)
862 : OSSL_CMP_MSG_http_perform(ctx, actual_req);
863 }
864 if (res == NULL)
865 goto err;
866
867 if (opt_reqin != NULL || opt_rspin != NULL) {
868 /* need to satisfy nonce and transactionID checks */
869 ASN1_OCTET_STRING *nonce;
870 ASN1_OCTET_STRING *tid;
871
872 hdr = OSSL_CMP_MSG_get0_header(res);
873 nonce = OSSL_CMP_HDR_get0_recipNonce(hdr);
874 tid = OSSL_CMP_HDR_get0_transactionID(hdr);
875 if (!OSSL_CMP_CTX_set1_senderNonce(ctx, nonce)
876 || !OSSL_CMP_CTX_set1_transactionID(ctx, tid)) {
877 OSSL_CMP_MSG_free(res);
878 res = NULL;
879 goto err;
880 }
881 }
882
883 if (opt_rspout != NULL && !write_PKIMESSAGE(res, &opt_rspout)) {
884 OSSL_CMP_MSG_free(res);
885 res = NULL;
886 }
887
888 err:
889 OSSL_CMP_MSG_free(req_new);
890 return res;
891}
892
8d9a4d83
DDO		 893static int set_name(const char *str,
894 int (*set_fn) (OSSL_CMP_CTX *ctx, const X509_NAME *name),
895 OSSL_CMP_CTX *ctx, const char *desc)
896{
897 if (str != NULL) {
5a0991d0 898 X509_NAME *n = parse_name(str, MBSTRING_ASC, 1, desc);
8d9a4d83 899
57c05c57 900 if (n == NULL)
8d9a4d83 901 return 0;
8d9a4d83
DDO		 902 if (!(*set_fn) (ctx, n)) {
903 X509_NAME_free(n);
904 CMP_err("out of memory");
905 return 0;
906 }
907 X509_NAME_free(n);
908 }
909 return 1;
910}
911
912static int set_gennames(OSSL_CMP_CTX *ctx, char *names, const char *desc)
913{
914 char *next;
915
916 for (; names != NULL; names = next) {
917 GENERAL_NAME *n;
918
919 next = next_item(names);
920 if (strcmp(names, "critical") == 0) {
921 (void)OSSL_CMP_CTX_set_option(ctx,
922 OSSL_CMP_OPT_SUBJECTALTNAME_CRITICAL,
923 1);
924 continue;
925 }
926
927 /* try IP address first, then URI or domain name */
928 (void)ERR_set_mark();
929 n = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_IPADD, names, 0);
930 if (n == NULL)
931 n = a2i_GENERAL_NAME(NULL, NULL, NULL,
932 strchr(names, ':') != NULL ? GEN_URI : GEN_DNS,
933 names, 0);
934 (void)ERR_pop_to_mark();
935
936 if (n == NULL) {
937 CMP_err2("bad syntax of %s '%s'", desc, names);
938 return 0;
939 }
940 if (!OSSL_CMP_CTX_push1_subjectAltName(ctx, n)) {
941 GENERAL_NAME_free(n);
942 CMP_err("out of memory");
943 return 0;
944 }
945 GENERAL_NAME_free(n);
946 }
947 return 1;
948}
949
950/* TODO potentially move to apps/lib/apps.c */
951/*
952 * create cert store structure with certificates read from given file(s)
953 * returns pointer to created X509_STORE on success, NULL on error
954 */
955static X509_STORE *load_certstore(char *input, const char *desc)
956{
957 X509_STORE *store = NULL;
958 STACK_OF(X509) *certs = NULL;
959
8d9a4d83 960 while (input != NULL) {
2c0e356e
DDO		 961 char *next = next_item(input);
962 int ok;
8d9a4d83 963
2c0e356e 964 if (!load_cert_certs(input, NULL, &certs, 1, opt_otherpass, desc)) {
8d9a4d83 965 X509_STORE_free(store);
2c0e356e 966 return NULL;
8d9a4d83 967 }
2c0e356e 968 ok = (store = sk_X509_to_store(store, certs)) != NULL;
8d9a4d83
DDO		 969 sk_X509_pop_free(certs, X509_free);
970 certs = NULL;
2c0e356e
DDO		 971 if (!ok)
972 return NULL;
8d9a4d83
DDO		 973 input = next;
974 }
8d9a4d83
DDO		 975 return store;
976}
977
a0745e2b
DDO		 978static X509_STORE *load_trusted(char *input, int for_new_cert, const char *desc)
979{
980 X509_STORE *ts = load_certstore(input, desc);
981
982 if (ts == NULL)
983 return NULL;
984 X509_STORE_set_verify_cb(ts, X509_STORE_CTX_print_verify_cb);
985
986 /* copy vpm to store */
987 if (X509_STORE_set1_param(ts, vpm /* may be NULL */)
988 && (for_new_cert || truststore_set_host_etc(ts, NULL)))
989 return ts;
990 BIO_printf(bio_err, "error setting verification parameters\n");
991 OSSL_CMP_CTX_print_errors(cmp_ctx);
992 X509_STORE_free(ts);
993 return NULL;
994}
995
8d9a4d83
DDO		 996/* TODO potentially move to apps/lib/apps.c */
997static STACK_OF(X509) *load_certs_multifile(char *files,
998 const char *pass, const char *desc)
999{
1000 STACK_OF(X509) *certs = NULL;
1001 STACK_OF(X509) *result = sk_X509_new_null();
1002
1003 if (files == NULL)
1004 goto err;
1005 if (result == NULL)
1006 goto oom;
1007
1008 while (files != NULL) {
1009 char *next = next_item(files);
1010
2c0e356e 1011 if (!load_cert_certs(files, NULL, &certs, 0, pass, desc))
8d9a4d83 1012 goto err;
eeccc237
DDO		 1013 if (!X509_add_certs(result, certs,
1014 X509_ADD_FLAG_UP_REF | X509_ADD_FLAG_NO_DUP))
8d9a4d83
DDO		 1015 goto oom;
1016 sk_X509_pop_free(certs, X509_free);
1017 certs = NULL;
1018 files = next;
1019 }
1020 return result;
1021
1022 oom:
1023 BIO_printf(bio_err, "out of memory\n");
1024 err:
1025 sk_X509_pop_free(certs, X509_free);
1026 sk_X509_pop_free(result, X509_free);
1027 return NULL;
1028}
1029
1030typedef int (*add_X509_stack_fn_t)(void *ctx, const STACK_OF(X509) *certs);
8d9a4d83
DDO		 1031
1032static int setup_certs(char *files, const char *desc, void *ctx,
a0745e2b 1033 add_X509_stack_fn_t set1_fn)
8d9a4d83 1034{
a0745e2b
DDO		 1035 STACK_OF(X509) *certs;
1036 int ok;
8d9a4d83 1037
a0745e2b
DDO		 1038 if (files == NULL)
1039 return 1;
1040 if ((certs = load_certs_multifile(files, opt_otherpass, desc)) == NULL)
1041 return 0;
1042 ok = (*set1_fn)(ctx, certs);
1043 sk_X509_pop_free(certs, X509_free);
1044 return ok;
8d9a4d83
DDO		 1045}
1046
1047
1048/*
1049 * parse and transform some options, checking their syntax.
1050 * Returns 1 on success, 0 on error
1051 */
1052static int transform_opts(void)
1053{
1054 if (opt_cmd_s != NULL) {
1055 if (!strcmp(opt_cmd_s, "ir")) {
1056 opt_cmd = CMP_IR;
1057 } else if (!strcmp(opt_cmd_s, "kur")) {
1058 opt_cmd = CMP_KUR;
1059 } else if (!strcmp(opt_cmd_s, "cr")) {
1060 opt_cmd = CMP_CR;
1061 } else if (!strcmp(opt_cmd_s, "p10cr")) {
1062 opt_cmd = CMP_P10CR;
1063 } else if (!strcmp(opt_cmd_s, "rr")) {
1064 opt_cmd = CMP_RR;
1065 } else if (!strcmp(opt_cmd_s, "genm")) {
1066 opt_cmd = CMP_GENM;
1067 } else {
1068 CMP_err1("unknown cmp command '%s'", opt_cmd_s);
1069 return 0;
1070 }
1071 } else {
1072 CMP_err("no cmp command to execute");
1073 return 0;
1074 }
1075
1076#ifdef OPENSSL_NO_ENGINE
1077# define FORMAT_OPTIONS (OPT_FMT_PEMDER | OPT_FMT_PKCS12 | OPT_FMT_ENGINE)
1078#else
1079# define FORMAT_OPTIONS (OPT_FMT_PEMDER | OPT_FMT_PKCS12)
1080#endif
1081
1082 if (opt_keyform_s != NULL
1083 && !opt_format(opt_keyform_s, FORMAT_OPTIONS, &opt_keyform)) {
1084 CMP_err("unknown option given for key loading format");
1085 return 0;
1086 }
1087
1088#undef FORMAT_OPTIONS
1089
1090 if (opt_certform_s != NULL
1091 && !opt_format(opt_certform_s, OPT_FMT_PEMDER, &opt_certform)) {
1092 CMP_err("unknown option given for certificate storing format");
1093 return 0;
1094 }
1095
8d9a4d83
DDO		 1096 return 1;
1097}
1098
19765f5b 1099static OSSL_CMP_SRV_CTX *setup_srv_ctx(ENGINE *engine)
8d9a4d83
DDO		 1100{
1101 OSSL_CMP_CTX *ctx; /* extra CMP (client) ctx partly used by server */
1a7cd250
DDO		 1102 OSSL_CMP_SRV_CTX *srv_ctx = ossl_cmp_mock_srv_new(app_get0_libctx(),
1103 app_get0_propq());
8d9a4d83
DDO		 1104
1105 if (srv_ctx == NULL)
1106 return NULL;
1107 ctx = OSSL_CMP_SRV_CTX_get0_cmp_ctx(srv_ctx);
1108
1109 if (opt_srv_ref == NULL) {
1110 if (opt_srv_cert == NULL) {
1111 /* opt_srv_cert should determine the sender */
1112 CMP_err("must give -srv_ref for server if no -srv_cert given");
1113 goto err;
1114 }
1115 } else {
1116 if (!OSSL_CMP_CTX_set1_referenceValue(ctx, (unsigned char *)opt_srv_ref,
1117 strlen(opt_srv_ref)))
1118 goto err;
1119 }
1120
1121 if (opt_srv_secret != NULL) {
1122 int res;
1123 char *pass_str = get_passwd(opt_srv_secret, "PBMAC secret of server");
1124
1125 if (pass_str != NULL) {
1126 cleanse(opt_srv_secret);
1127 res = OSSL_CMP_CTX_set1_secretValue(ctx, (unsigned char *)pass_str,
1128 strlen(pass_str));
1129 clear_free(pass_str);
1130 if (res == 0)
1131 goto err;
1132 }
1133 } else if (opt_srv_cert == NULL) {
1134 CMP_err("server credentials must be given if -use_mock_srv or -port is used");
1135 goto err;
1136 } else {
1137 CMP_warn("server will not be able to handle PBM-protected requests since -srv_secret is not given");
1138 }
1139
1140 if (opt_srv_secret == NULL
1141 && ((opt_srv_cert == NULL) != (opt_srv_key == NULL))) {
1142 CMP_err("must give both -srv_cert and -srv_key options or neither");
1143 goto err;
1144 }
1145 if (opt_srv_cert != NULL) {
1146 X509 *srv_cert = load_cert_pwd(opt_srv_cert, opt_srv_keypass,
1147 "certificate of the server");
63f1883d
DDO		 1148
1149 if (srv_cert == NULL || !OSSL_CMP_CTX_set1_cert(ctx, srv_cert)) {
8d9a4d83
DDO		 1150 X509_free(srv_cert);
1151 goto err;
1152 }
1153 X509_free(srv_cert);
1154 }
1155 if (opt_srv_key != NULL) {
1156 EVP_PKEY *pkey = load_key_pwd(opt_srv_key, opt_keyform,
1157 opt_srv_keypass,
19765f5b 1158 engine, "private key for server cert");
8d9a4d83
DDO		 1159
1160 if (pkey == NULL || !OSSL_CMP_CTX_set1_pkey(ctx, pkey)) {
1161 EVP_PKEY_free(pkey);
1162 goto err;
1163 }
1164 EVP_PKEY_free(pkey);
1165 }
1166 cleanse(opt_srv_keypass);
1167
1168 if (opt_srv_trusted != NULL) {
1169 X509_STORE *ts =
a0745e2b 1170 load_trusted(opt_srv_trusted, 0, "certs trusted by server");
8d9a4d83 1171
a0745e2b 1172 if (ts == NULL || !OSSL_CMP_CTX_set0_trustedStore(ctx, ts)) {
8d9a4d83
DDO		 1173 X509_STORE_free(ts);
1174 goto err;
1175 }
1176 } else {
1177 CMP_warn("server will not be able to handle signature-protected requests since -srv_trusted is not given");
1178 }
2c0e356e
DDO		 1179 if (!setup_certs(opt_srv_untrusted,
1180 "untrusted certificates for mock server", ctx,
a0745e2b 1181 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_untrusted))
8d9a4d83
DDO		 1182 goto err;
1183
1184 if (opt_rsp_cert == NULL) {
1185 CMP_err("must give -rsp_cert for mock server");
1186 goto err;
1187 } else {
1188 X509 *cert = load_cert_pwd(opt_rsp_cert, opt_keypass,
1189 "cert to be returned by the mock server");
1190
1191 if (cert == NULL)
1192 goto err;
1193 /* from server perspective the server is the client */
1194 if (!ossl_cmp_mock_srv_set1_certOut(srv_ctx, cert)) {
1195 X509_free(cert);
1196 goto err;
1197 }
1198 X509_free(cert);
1199 }
1200 /* TODO find a cleaner solution not requiring type casts */
1201 if (!setup_certs(opt_rsp_extracerts,
1202 "CMP extra certificates for mock server", srv_ctx,
a0745e2b 1203 (add_X509_stack_fn_t)ossl_cmp_mock_srv_set1_chainOut))
8d9a4d83
DDO		 1204 goto err;
1205 if (!setup_certs(opt_rsp_capubs, "caPubs for mock server", srv_ctx,
a0745e2b 1206 (add_X509_stack_fn_t)ossl_cmp_mock_srv_set1_caPubsOut))
8d9a4d83
DDO		 1207 goto err;
1208 (void)ossl_cmp_mock_srv_set_pollCount(srv_ctx, opt_poll_count);
1209 (void)ossl_cmp_mock_srv_set_checkAfterTime(srv_ctx, opt_check_after);
1210 if (opt_grant_implicitconf)
1211 (void)OSSL_CMP_SRV_CTX_set_grant_implicit_confirm(srv_ctx, 1);
1212
1213 if (opt_failure != INT_MIN) { /* option has been set explicity */
1214 if (opt_failure < 0 || OSSL_CMP_PKIFAILUREINFO_MAX < opt_failure) {
1215 CMP_err1("-failure out of range, should be >= 0 and <= %d",
1216 OSSL_CMP_PKIFAILUREINFO_MAX);
1217 goto err;
1218 }
1219 if (opt_failurebits != 0)
1220 CMP_warn("-failurebits overrides -failure");
1221 else
1222 opt_failurebits = 1 << opt_failure;
1223 }
1224 if ((unsigned)opt_failurebits > OSSL_CMP_PKIFAILUREINFO_MAX_BIT_PATTERN) {
1225 CMP_err("-failurebits out of range");
1226 goto err;
1227 }
1228 if (!ossl_cmp_mock_srv_set_statusInfo(srv_ctx, opt_pkistatus,
1229 opt_failurebits, opt_statusstring))
1230 goto err;
1231
1232 if (opt_send_error)
1233 (void)ossl_cmp_mock_srv_set_send_error(srv_ctx, 1);
1234
1235 if (opt_send_unprotected)
1236 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_SEND, 1);
1237 if (opt_send_unprot_err)
1238 (void)OSSL_CMP_SRV_CTX_set_send_unprotected_errors(srv_ctx, 1);
1239 if (opt_accept_unprotected)
1240 (void)OSSL_CMP_SRV_CTX_set_accept_unprotected(srv_ctx, 1);
1241 if (opt_accept_unprot_err)
1242 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_ERRORS, 1);
1243 if (opt_accept_raverified)
1244 (void)OSSL_CMP_SRV_CTX_set_accept_raverified(srv_ctx, 1);
1245
1246 return srv_ctx;
1247
1248 err:
1249 ossl_cmp_mock_srv_free(srv_ctx);
1250 return NULL;
1251}
1252
1253/*
1254 * set up verification aspects of OSSL_CMP_CTX w.r.t. opts from config file/CLI.
1255 * Returns pointer on success, NULL on error
1256 */
1257static int setup_verification_ctx(OSSL_CMP_CTX *ctx)
1258{
1259 if (!setup_certs(opt_untrusted, "untrusted certificates", ctx,
a0745e2b
DDO		 1260 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_untrusted))
1261 return 0;
8d9a4d83
DDO		 1262
1263 if (opt_srvcert != NULL || opt_trusted != NULL) {
a0745e2b
DDO		 1264 X509 *srvcert;
1265 X509_STORE *ts;
1266 int ok;
8d9a4d83
DDO		 1267
1268 if (opt_srvcert != NULL) {
8d9a4d83
DDO		 1269 if (opt_trusted != NULL) {
1270 CMP_warn("-trusted option is ignored since -srvcert option is present");
1271 opt_trusted = NULL;
1272 }
1273 if (opt_recipient != NULL) {
1274 CMP_warn("-recipient option is ignored since -srvcert option is present");
1275 opt_recipient = NULL;
1276 }
1277 srvcert = load_cert_pwd(opt_srvcert, opt_otherpass,
1278 "directly trusted CMP server certificate");
a0745e2b 1279 ok = srvcert != NULL && OSSL_CMP_CTX_set1_srvCert(ctx, srvcert);
8d9a4d83 1280 X509_free(srvcert);
a0745e2b
DDO		 1281 if (!ok)
1282 return 0;
8d9a4d83 1283 }
a0745e2b
DDO		 1284 if (opt_trusted != NULL) {
1285 /*
1286 * the 0 arg below clears any expected host/ip/email address;
1287 * opt_expect_sender is used instead
1288 */
1289 ts = load_trusted(opt_trusted, 0, "certs trusted by client");
1290
1291 if (ts == NULL || !OSSL_CMP_CTX_set0_trustedStore(ctx, ts)) {
1292 X509_STORE_free(ts);
1293 return 0;
1294 }
8d9a4d83
DDO		 1295 }
1296 }
1297
1298 if (opt_ignore_keyusage)
1299 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_IGNORE_KEYUSAGE, 1);
1300
1301 if (opt_unprotected_errors)
1302 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_ERRORS, 1);
1303
1304 if (opt_out_trusted != NULL) { /* for use in OSSL_CMP_certConf_cb() */
1305 X509_VERIFY_PARAM *out_vpm = NULL;
1306 X509_STORE *out_trusted =
a0745e2b
DDO		 1307 load_trusted(opt_out_trusted, 1,
1308 "trusted certs for verifying newly enrolled cert");
8d9a4d83
DDO		 1309
1310 if (out_trusted == NULL)
a0745e2b 1311 return 0;
8d9a4d83
DDO		 1312 /* ignore any -attime here, new certs are current anyway */
1313 out_vpm = X509_STORE_get0_param(out_trusted);
1314 X509_VERIFY_PARAM_clear_flags(out_vpm, X509_V_FLAG_USE_CHECK_TIME);
1315
1316 (void)OSSL_CMP_CTX_set_certConf_cb_arg(ctx, out_trusted);
1317 }
1318
1319 if (opt_disable_confirm)
1320 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_DISABLE_CONFIRM, 1);
1321
1322 if (opt_implicit_confirm)
1323 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_IMPLICIT_CONFIRM, 1);
1324
8d9a4d83 1325 return 1;
8d9a4d83
DDO		 1326}
1327
1328#ifndef OPENSSL_NO_SOCK
1329/*
1330 * set up ssl_ctx for the OSSL_CMP_CTX based on options from config file/CLI.
1331 * Returns pointer on success, NULL on error
1332 */
19765f5b 1333static SSL_CTX *setup_ssl_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83 1334{
a0745e2b 1335 STACK_OF(X509) *untrusted = OSSL_CMP_CTX_get0_untrusted(ctx);
8d9a4d83
DDO		 1336 EVP_PKEY *pkey = NULL;
1337 X509_STORE *trust_store = NULL;
1338 SSL_CTX *ssl_ctx;
1339 int i;
1340
1341 ssl_ctx = SSL_CTX_new(TLS_client_method());
1342 if (ssl_ctx == NULL)
1343 return NULL;
1344
1345 SSL_CTX_set_mode(ssl_ctx, SSL_MODE_AUTO_RETRY);
1346
1347 if (opt_tls_trusted != NULL) {
1348 if ((trust_store = load_certstore(opt_tls_trusted,
1349 "trusted TLS certificates")) == NULL)
1350 goto err;
1351 SSL_CTX_set_cert_store(ssl_ctx, trust_store);
1352 /* for improved diagnostics on SSL_CTX_build_cert_chain() errors: */
1353 X509_STORE_set_verify_cb(trust_store, X509_STORE_CTX_print_verify_cb);
1354 }
1355
1356 if (opt_tls_cert != NULL && opt_tls_key != NULL) {
1357 X509 *cert;
1358 STACK_OF(X509) *certs = NULL;
2c0e356e 1359 int ok;
8d9a4d83 1360
2c0e356e
DDO		 1361 if (!load_cert_certs(opt_tls_cert, &cert, &certs, 0, opt_tls_keypass,
1362 "TLS client certificate (optionally with chain)"))
1363 /* need opt_tls_keypass if opt_tls_cert is encrypted PKCS#12 file */
8d9a4d83
DDO		 1364 goto err;
1365
2c0e356e
DDO		 1366 ok = SSL_CTX_use_certificate(ssl_ctx, cert) > 0;
1367 X509_free(cert);
8d9a4d83
DDO		 1368
1369 /*
1370 * Any further certs and any untrusted certs are used for constructing
8b22c283 1371 * the chain to be provided with the TLS client cert to the TLS server.
8d9a4d83 1372 */
2c0e356e
DDO		 1373 if (!ok || !SSL_CTX_set0_chain(ssl_ctx, certs)) {
1374 CMP_err1("unable to use client TLS certificate file '%s'",
1375 opt_tls_cert);
8d9a4d83
DDO		 1376 sk_X509_pop_free(certs, X509_free);
1377 goto err;
1378 }
a0745e2b
DDO		 1379 for (i = 0; i < sk_X509_num(untrusted); i++) {
1380 cert = sk_X509_value(untrusted, i);
8d9a4d83
DDO		 1381 if (!SSL_CTX_add1_chain_cert(ssl_ctx, cert)) {
1382 CMP_err("could not add untrusted cert to TLS client cert chain");
1383 goto err;
1384 }
1385 }
a0745e2b
DDO		 1386
1387 {
1388 X509_VERIFY_PARAM *tls_vpm = NULL;
1389 unsigned long bak_flags = 0; /* compiler warns without init */
1390
1391 if (trust_store != NULL) {
1392 tls_vpm = X509_STORE_get0_param(trust_store);
1393 bak_flags = X509_VERIFY_PARAM_get_flags(tls_vpm);
1394 /* disable any cert status/revocation checking etc. */
1395 X509_VERIFY_PARAM_clear_flags(tls_vpm,
1396 ~(X509_V_FLAG_USE_CHECK_TIME
1397 | X509_V_FLAG_NO_CHECK_TIME));
1398 }
1399 CMP_debug("trying to build cert chain for own TLS cert");
1400 if (SSL_CTX_build_cert_chain(ssl_ctx,
1401 SSL_BUILD_CHAIN_FLAG_UNTRUSTED |
1402 SSL_BUILD_CHAIN_FLAG_NO_ROOT)) {
1403 CMP_debug("success building cert chain for own TLS cert");
1404 } else {
1405 OSSL_CMP_CTX_print_errors(ctx);
1406 CMP_warn("could not build cert chain for own TLS cert");
1407 }
1408 if (trust_store != NULL)
1409 X509_VERIFY_PARAM_set_flags(tls_vpm, bak_flags);
8d9a4d83
DDO		 1410 }
1411
1412 /* If present we append to the list also the certs from opt_tls_extra */
1413 if (opt_tls_extra != NULL) {
1414 STACK_OF(X509) *tls_extra = load_certs_multifile(opt_tls_extra,
1415 opt_otherpass,
1416 "extra certificates for TLS");
1417 int res = 1;
1418
1419 if (tls_extra == NULL)
1420 goto err;
1421 for (i = 0; i < sk_X509_num(tls_extra); i++) {
1422 cert = sk_X509_value(tls_extra, i);
1423 if (res != 0)
1424 res = SSL_CTX_add_extra_chain_cert(ssl_ctx, cert);
1425 if (res == 0)
1426 X509_free(cert);
1427 }
1428 sk_X509_free(tls_extra);
1429 if (res == 0) {
1430 BIO_printf(bio_err, "error: unable to add TLS extra certs\n");
1431 goto err;
1432 }
1433 }
1434
1435 pkey = load_key_pwd(opt_tls_key, opt_keyform, opt_tls_keypass,
19765f5b 1436 engine, "TLS client private key");
8d9a4d83
DDO		 1437 cleanse(opt_tls_keypass);
1438 if (pkey == NULL)
1439 goto err;
1440 /*
1441 * verify the key matches the cert,
1442 * not using SSL_CTX_check_private_key(ssl_ctx)
1443 * because it gives poor and sometimes misleading diagnostics
1444 */
1445 if (!X509_check_private_key(SSL_CTX_get0_certificate(ssl_ctx),
1446 pkey)) {
1447 CMP_err2("TLS private key '%s' does not match the TLS certificate '%s'\n",
1448 opt_tls_key, opt_tls_cert);
1449 EVP_PKEY_free(pkey);
1450 pkey = NULL; /* otherwise, for some reason double free! */
1451 goto err;
1452 }
1453 if (SSL_CTX_use_PrivateKey(ssl_ctx, pkey) <= 0) {
1454 CMP_err1("unable to use TLS client private key '%s'", opt_tls_key);
1455 EVP_PKEY_free(pkey);
1456 pkey = NULL; /* otherwise, for some reason double free! */
1457 goto err;
1458 }
1459 EVP_PKEY_free(pkey); /* we do not need the handle any more */
1460 }
1461 if (opt_tls_trusted != NULL) {
1462 /* enable and parameterize server hostname/IP address check */
1463 if (!truststore_set_host_etc(trust_store,
1464 opt_tls_host != NULL ?
1465 opt_tls_host : opt_server))
1466 /* TODO: is the server host name correct for TLS via proxy? */
1467 goto err;
1468 SSL_CTX_set_verify(ssl_ctx, SSL_VERIFY_PEER, NULL);
1469 }
1470 return ssl_ctx;
1471 err:
1472 SSL_CTX_free(ssl_ctx);
1473 return NULL;
1474}
1475#endif
1476
1477/*
1478 * set up protection aspects of OSSL_CMP_CTX based on options from config
1479 * file/CLI while parsing options and checking their consistency.
1480 * Returns 1 on success, 0 on error
1481 */
19765f5b 1482static int setup_protection_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83 1483{
ef2d3588
DDO		 1484 if (!opt_unprotected_requests && opt_secret == NULL && opt_key == NULL) {
1485 CMP_err("must give -key or -secret unless -unprotected_requests is used");
a0745e2b 1486 return 0;
8d9a4d83
DDO		 1487 }
1488
1489 if (opt_ref == NULL && opt_cert == NULL && opt_subject == NULL) {
1490 /* cert or subject should determine the sender */
1491 CMP_err("must give -ref if no -cert and no -subject given");
a0745e2b 1492 return 0;
8d9a4d83
DDO		 1493 }
1494 if (!opt_secret && ((opt_cert == NULL) != (opt_key == NULL))) {
1495 CMP_err("must give both -cert and -key options or neither");
a0745e2b 1496 return 0;
8d9a4d83
DDO		 1497 }
1498 if (opt_secret != NULL) {
1499 char *pass_string = get_passwd(opt_secret, "PBMAC");
1500 int res;
1501
1502 if (pass_string != NULL) {
1503 cleanse(opt_secret);
1504 res = OSSL_CMP_CTX_set1_secretValue(ctx,
1505 (unsigned char *)pass_string,
1506 strlen(pass_string));
1507 clear_free(pass_string);
1508 if (res == 0)
a0745e2b 1509 return 0;
8d9a4d83
DDO		 1510 }
1511 if (opt_cert != NULL || opt_key != NULL)
ef2d3588 1512 CMP_warn("-cert and -key not used for protection since -secret is given");
8d9a4d83
DDO		 1513 }
1514 if (opt_ref != NULL
1515 && !OSSL_CMP_CTX_set1_referenceValue(ctx, (unsigned char *)opt_ref,
1516 strlen(opt_ref)))
a0745e2b 1517 return 0;
8d9a4d83
DDO		 1518
1519 if (opt_key != NULL) {
19765f5b 1520 EVP_PKEY *pkey = load_key_pwd(opt_key, opt_keyform, opt_keypass, engine,
8d9a4d83
DDO		 1521 "private key for CMP client certificate");
1522
1523 if (pkey == NULL || !OSSL_CMP_CTX_set1_pkey(ctx, pkey)) {
1524 EVP_PKEY_free(pkey);
a0745e2b 1525 return 0;
8d9a4d83
DDO		 1526 }
1527 EVP_PKEY_free(pkey);
1528 }
b434b2c0
DDO		 1529 if (opt_secret == NULL && opt_srvcert == NULL && opt_trusted == NULL)
1530 CMP_warn("will not authenticate server due to missing -secret, -trusted, or -srvcert");
8d9a4d83
DDO		 1531
1532 if (opt_cert != NULL) {
63f1883d 1533 X509 *cert;
8d9a4d83 1534 STACK_OF(X509) *certs = NULL;
15076c26 1535 X509_STORE *own_trusted = NULL;
a0745e2b 1536 int ok;
8d9a4d83 1537
2c0e356e
DDO		 1538 if (!load_cert_certs(opt_cert, &cert, &certs, 0, opt_keypass,
1539 "CMP client certificate (optionally with chain)"))
8d9a4d83 1540 /* opt_keypass is needed if opt_cert is an encrypted PKCS#12 file */
a0745e2b 1541 return 0;
63f1883d
DDO		 1542 ok = OSSL_CMP_CTX_set1_cert(ctx, cert);
1543 X509_free(cert);
15076c26
DDO		 1544 if (!ok) {
1545 CMP_err("out of memory");
1546 } else {
1547 if (opt_own_trusted != NULL) {
a0745e2b
DDO		 1548 own_trusted = load_trusted(opt_own_trusted, 0,
1549 "trusted certs for verifying own CMP signer cert");
1550 ok = own_trusted != NULL;
15076c26
DDO		 1551 }
1552 ok = ok && OSSL_CMP_CTX_build_cert_chain(ctx, own_trusted, certs);
8d9a4d83 1553 }
15076c26 1554 X509_STORE_free(own_trusted);
8d9a4d83
DDO		 1555 sk_X509_pop_free(certs, X509_free);
1556 if (!ok)
a0745e2b 1557 return 0;
15076c26
DDO		 1558 } else if (opt_own_trusted != NULL) {
1559 CMP_warn("-own_trusted option is ignored without -cert");
8d9a4d83
DDO		 1560 }
1561
1562 if (!setup_certs(opt_extracerts, "extra certificates for CMP", ctx,
a0745e2b
DDO		 1563 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_extraCertsOut))
1564 return 0;
8d9a4d83
DDO		 1565 cleanse(opt_otherpass);
1566
1567 if (opt_unprotected_requests)
1568 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_SEND, 1);
1569
1570 if (opt_digest != NULL) {
1571 int digest = OBJ_ln2nid(opt_digest);
1572
1573 if (digest == NID_undef) {
1574 CMP_err1("digest algorithm name not recognized: '%s'", opt_digest);
a0745e2b 1575 return 0;
8d9a4d83 1576 }
6d1f50b5
DDO		 1577 if (!OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_DIGEST_ALGNID, digest)
1578 || !OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_OWF_ALGNID, digest)) {
1579 CMP_err1("digest algorithm name not supported: '%s'", opt_digest);
a0745e2b 1580 return 0;
6d1f50b5 1581 }
8d9a4d83
DDO		 1582 }
1583
1584 if (opt_mac != NULL) {
1585 int mac = OBJ_ln2nid(opt_mac);
1586 if (mac == NID_undef) {
1587 CMP_err1("MAC algorithm name not recognized: '%s'", opt_mac);
a0745e2b 1588 return 0;
8d9a4d83
DDO		 1589 }
1590 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_MAC_ALGNID, mac);
1591 }
1592 return 1;
8d9a4d83
DDO		 1593}
1594
1595/*
1596 * set up IR/CR/KUR/CertConf/RR specific parts of the OSSL_CMP_CTX
1597 * based on options from config file/CLI.
1598 * Returns pointer on success, NULL on error
1599 */
19765f5b 1600static int setup_request_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83
DDO		 1601{
1602 if (opt_subject == NULL && opt_oldcert == NULL && opt_cert == NULL)
1603 CMP_warn("no -subject given, neither -oldcert nor -cert available as default");
1604 if (!set_name(opt_subject, OSSL_CMP_CTX_set1_subjectName, ctx, "subject")
1605 || !set_name(opt_issuer, OSSL_CMP_CTX_set1_issuer, ctx, "issuer"))
a0745e2b 1606 return 0;
8d9a4d83
DDO		 1607
1608 if (opt_newkey != NULL) {
1609 const char *file = opt_newkey;
1610 const int format = opt_keyform;
1611 const char *pass = opt_newkeypass;
1612 const char *desc = "new private or public key for cert to be enrolled";
19765f5b 1613 EVP_PKEY *pkey = load_key_pwd(file, format, pass, engine, NULL);
8d9a4d83
DDO		 1614 int priv = 1;
1615
1616 if (pkey == NULL) {
1617 ERR_clear_error();
19765f5b 1618 pkey = load_pubkey(file, format, 0, pass, engine, desc);
8d9a4d83
DDO		 1619 priv = 0;
1620 }
1621 cleanse(opt_newkeypass);
1622 if (pkey == NULL || !OSSL_CMP_CTX_set0_newPkey(ctx, priv, pkey)) {
1623 EVP_PKEY_free(pkey);
a0745e2b 1624 return 0;
8d9a4d83
DDO		 1625 }
1626 }
1627
11baa470
DDO		 1628 if (opt_days > 0
1629 && !OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_VALIDITY_DAYS,
1630 opt_days)) {
aff8c0a4 1631 CMP_err("could not set requested cert validity period");
a0745e2b 1632 return 0;
11baa470 1633 }
8d9a4d83
DDO		 1634
1635 if (opt_policies != NULL && opt_policy_oids != NULL) {
1636 CMP_err("cannot have policies both via -policies and via -policy_oids");
a0745e2b 1637 return 0;
8d9a4d83
DDO		 1638 }
1639
1640 if (opt_reqexts != NULL || opt_policies != NULL) {
1641 X509V3_CTX ext_ctx;
1642 X509_EXTENSIONS *exts = sk_X509_EXTENSION_new_null();
1643
1644 if (exts == NULL)
a0745e2b 1645 return 0;
8d9a4d83
DDO		 1646 X509V3_set_ctx(&ext_ctx, NULL, NULL, NULL, NULL, 0);
1647 X509V3_set_nconf(&ext_ctx, conf);
1648 if (opt_reqexts != NULL
1649 && !X509V3_EXT_add_nconf_sk(conf, &ext_ctx, opt_reqexts, &exts)) {
1650 CMP_err1("cannot load certificate request extension section '%s'",
1651 opt_reqexts);
1652 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
a0745e2b 1653 return 0;
8d9a4d83
DDO		 1654 }
1655 if (opt_policies != NULL
1656 && !X509V3_EXT_add_nconf_sk(conf, &ext_ctx, opt_policies, &exts)) {
1657 CMP_err1("cannot load policy cert request extension section '%s'",
1658 opt_policies);
1659 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
a0745e2b 1660 return 0;
8d9a4d83
DDO		 1661 }
1662 OSSL_CMP_CTX_set0_reqExtensions(ctx, exts);
1663 }
1664 if (OSSL_CMP_CTX_reqExtensions_have_SAN(ctx) && opt_sans != NULL) {
1665 CMP_err("cannot have Subject Alternative Names both via -reqexts and via -sans");
a0745e2b 1666 return 0;
8d9a4d83
DDO		 1667 }
1668
1669 if (!set_gennames(ctx, opt_sans, "Subject Alternative Name"))
a0745e2b 1670 return 0;
8d9a4d83
DDO		 1671
1672 if (opt_san_nodefault) {
1673 if (opt_sans != NULL)
1674 CMP_warn("-opt_san_nodefault has no effect when -sans is used");
1675 (void)OSSL_CMP_CTX_set_option(ctx,
1676 OSSL_CMP_OPT_SUBJECTALTNAME_NODEFAULT, 1);
1677 }
1678
1679 if (opt_policy_oids_critical) {
1680 if (opt_policy_oids == NULL)
1681 CMP_warn("-opt_policy_oids_critical has no effect unless -policy_oids is given");
1682 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_POLICIES_CRITICAL, 1);
1683 }
1684
1685 while (opt_policy_oids != NULL) {
1686 ASN1_OBJECT *policy;
1687 POLICYINFO *pinfo;
1688 char *next = next_item(opt_policy_oids);
1689
1690 if ((policy = OBJ_txt2obj(opt_policy_oids, 1)) == 0) {
1691 CMP_err1("unknown policy OID '%s'", opt_policy_oids);
a0745e2b 1692 return 0;
8d9a4d83
DDO		 1693 }
1694
1695 if ((pinfo = POLICYINFO_new()) == NULL) {
1696 ASN1_OBJECT_free(policy);
a0745e2b 1697 return 0;
8d9a4d83
DDO		 1698 }
1699 pinfo->policyid = policy;
1700
1701 if (!OSSL_CMP_CTX_push0_policy(ctx, pinfo)) {
1702 CMP_err1("cannot add policy with OID '%s'", opt_policy_oids);
1703 POLICYINFO_free(pinfo);
a0745e2b 1704 return 0;
8d9a4d83
DDO		 1705 }
1706 opt_policy_oids = next;
1707 }
1708
1709 if (opt_popo >= OSSL_CRMF_POPO_NONE)
1710 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_POPO_METHOD, opt_popo);
1711
1712 if (opt_csr != NULL) {
1713 if (opt_cmd != CMP_P10CR) {
1714 CMP_warn("-csr option is ignored for command other than p10cr");
1715 } else {
1716 X509_REQ *csr =
1717 load_csr_autofmt(opt_csr, "PKCS#10 CSR for p10cr");
1718
1719 if (csr == NULL)
a0745e2b 1720 return 0;
8d9a4d83
DDO		 1721 if (!OSSL_CMP_CTX_set1_p10CSR(ctx, csr)) {
1722 X509_REQ_free(csr);
1723 goto oom;
1724 }
1725 X509_REQ_free(csr);
1726 }
1727 }
1728
1729 if (opt_oldcert != NULL) {
1730 X509 *oldcert = load_cert_pwd(opt_oldcert, opt_keypass,
1731 "certificate to be updated/revoked");
1732 /* opt_keypass is needed if opt_oldcert is an encrypted PKCS#12 file */
1733
1734 if (oldcert == NULL)
a0745e2b 1735 return 0;
8d9a4d83
DDO		 1736 if (!OSSL_CMP_CTX_set1_oldCert(ctx, oldcert)) {
1737 X509_free(oldcert);
1738 goto oom;
1739 }
1740 X509_free(oldcert);
1741 }
1742 cleanse(opt_keypass);
1743 if (opt_revreason > CRL_REASON_NONE)
1744 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_REVOCATION_REASON,
1745 opt_revreason);
1746
1747 return 1;
1748
1749 oom:
1750 CMP_err("out of memory");
8d9a4d83
DDO		 1751 return 0;
1752}
1753
1754static int handle_opt_geninfo(OSSL_CMP_CTX *ctx)
1755{
1756 long value;
1757 ASN1_OBJECT *type;
1758 ASN1_INTEGER *aint;
1759 ASN1_TYPE *val;
1760 OSSL_CMP_ITAV *itav;
1761 char *endstr;
1762 char *valptr = strchr(opt_geninfo, ':');
1763
1764 if (valptr == NULL) {
1765 CMP_err("missing ':' in -geninfo option");
1766 return 0;
1767 }
1768 valptr[0] = '\0';
1769 valptr++;
1770
1771 if (strncasecmp(valptr, "int:", 4) != 0) {
1772 CMP_err("missing 'int:' in -geninfo option");
1773 return 0;
1774 }
1775 valptr += 4;
1776
1777 value = strtol(valptr, &endstr, 10);
1778 if (endstr == valptr || *endstr != '\0') {
1779 CMP_err("cannot parse int in -geninfo option");
1780 return 0;
1781 }
1782
1783 type = OBJ_txt2obj(opt_geninfo, 1);
1784 if (type == NULL) {
1785 CMP_err("cannot parse OID in -geninfo option");
1786 return 0;
1787 }
1788
33c41876 1789 if ((aint = ASN1_INTEGER_new()) == NULL)
8d9a4d83
DDO		 1790 goto oom;
1791
1792 val = ASN1_TYPE_new();
33c41876 1793 if (!ASN1_INTEGER_set(aint, value) || val == NULL) {
8d9a4d83
DDO		 1794 ASN1_INTEGER_free(aint);
1795 goto oom;
1796 }
1797 ASN1_TYPE_set(val, V_ASN1_INTEGER, aint);
1798 itav = OSSL_CMP_ITAV_create(type, val);
1799 if (itav == NULL) {
1800 ASN1_TYPE_free(val);
1801 goto oom;
1802 }
1803
1804 if (!OSSL_CMP_CTX_push0_geninfo_ITAV(ctx, itav)) {
1805 OSSL_CMP_ITAV_free(itav);
1806 return 0;
1807 }
1808 return 1;
1809
1810 oom:
33c41876 1811 ASN1_OBJECT_free(type);
8d9a4d83
DDO		 1812 CMP_err("out of memory");
1813 return 0;
1814}
1815
1816
1817/*
1818 * set up the client-side OSSL_CMP_CTX based on options from config file/CLI
1819 * while parsing options and checking their consistency.
1820 * Prints reason for error to bio_err.
1821 * Returns 1 on success, 0 on error
1822 */
19765f5b 1823static int setup_client_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83
DDO		 1824{
1825 int ret = 0;
d96486dc 1826 char *server = NULL, *port = NULL, *path = NULL, *used_path;
6e477a60 1827 int portnum, ssl;
8d9a4d83
DDO		 1828 char server_buf[200] = { '\0' };
1829 char proxy_buf[200] = { '\0' };
1830 char *proxy_host = NULL;
1831 char *proxy_port_str = NULL;
1832
1833 if (opt_server == NULL) {
d96486dc 1834 CMP_err("missing -server option");
8d9a4d83 1835 goto err;
6e477a60
DDO		 1836 }
1837 if (!OSSL_HTTP_parse_url(opt_server, &server, &port, &portnum, &path, &ssl))
1838 goto err;
1839 if (ssl && !opt_tls_used) {
1840 CMP_err("missing -tls_used option since -server URL indicates https");
8d9a4d83
DDO		 1841 goto err;
1842 }
6e477a60 1843 strncpy(server_port, port, sizeof(server_port));
d96486dc 1844 used_path = opt_path != NULL ? opt_path : path;
6e477a60
DDO		 1845 if (!OSSL_CMP_CTX_set1_server(ctx, server)
1846 || !OSSL_CMP_CTX_set_serverPort(ctx, portnum)
d96486dc 1847 || !OSSL_CMP_CTX_set1_serverPath(ctx, used_path))
8d9a4d83
DDO		 1848 goto oom;
1849 if (opt_proxy != NULL && !OSSL_CMP_CTX_set1_proxy(ctx, opt_proxy))
1850 goto oom;
50e09788
DDO		 1851 if (opt_no_proxy != NULL && !OSSL_CMP_CTX_set1_no_proxy(ctx, opt_no_proxy))
1852 goto oom;
6e477a60
DDO		 1853 (void)BIO_snprintf(server_buf, sizeof(server_buf), "http%s://%s:%s/%s",
1854 opt_tls_used ? "s" : "", server, port,
d96486dc 1855 *used_path == '/' ? used_path + 1 : used_path);
8d9a4d83
DDO		 1856
1857 if (opt_proxy != NULL)
1858 (void)BIO_snprintf(proxy_buf, sizeof(proxy_buf), " via %s", opt_proxy);
8d9a4d83
DDO		 1859
1860 if (!transform_opts())
1861 goto err;
1862
1863 if (opt_cmd == CMP_IR || opt_cmd == CMP_CR || opt_cmd == CMP_KUR) {
1864 if (opt_newkey == NULL && opt_key == NULL && opt_csr == NULL) {
1865 CMP_err("missing -newkey (or -key) to be certified");
1866 goto err;
1867 }
1868 if (opt_certout == NULL) {
1869 CMP_err("-certout not given, nowhere to save certificate");
1870 goto err;
1871 }
1872 }
1873 if (opt_cmd == CMP_KUR) {
1874 char *ref_cert = opt_oldcert != NULL ? opt_oldcert : opt_cert;
1875
1876 if (ref_cert == NULL) {
1877 CMP_err("missing -oldcert option for certificate to be updated");
1878 goto err;
1879 }
1880 if (opt_subject != NULL)
1881 CMP_warn2("-subject '%s' given, which overrides the subject of '%s' in KUR",
1882 opt_subject, ref_cert);
1883 }
1884 if (opt_cmd == CMP_RR && opt_oldcert == NULL) {
1885 CMP_err("missing certificate to be revoked");
1886 goto err;
1887 }
1888 if (opt_cmd == CMP_P10CR && opt_csr == NULL) {
1889 CMP_err("missing PKCS#10 CSR for p10cr");
1890 goto err;
1891 }
1892
1893 if (opt_recipient == NULL && opt_srvcert == NULL && opt_issuer == NULL
1894 && opt_oldcert == NULL && opt_cert == NULL)
1895 CMP_warn("missing -recipient, -srvcert, -issuer, -oldcert or -cert; recipient will be set to \"NULL-DN\"");
1896
1897 if (opt_infotype_s != NULL) {
1898 char id_buf[100] = "id-it-";
1899
1900 strncat(id_buf, opt_infotype_s, sizeof(id_buf) - strlen(id_buf) - 1);
1901 if ((opt_infotype = OBJ_sn2nid(id_buf)) == NID_undef) {
1902 CMP_err("unknown OID name in -infotype option");
1903 goto err;
1904 }
1905 }
1906
1907 if (!setup_verification_ctx(ctx))
1908 goto err;
1909
1910 if (opt_msg_timeout >= 0) /* must do this before setup_ssl_ctx() */
1911 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_MSG_TIMEOUT,
1912 opt_msg_timeout);
1913 if (opt_total_timeout >= 0)
1914 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_TOTAL_TIMEOUT,
1915 opt_total_timeout);
1916
143be474
DDO		 1917 if (opt_reqin != NULL && opt_rspin != NULL)
1918 CMP_warn("-reqin is ignored since -rspin is present");
1919 if (opt_reqin_new_tid && opt_reqin == NULL)
1920 CMP_warn("-reqin_new_tid is ignored since -reqin is not present");
8d9a4d83
DDO		 1921 if (opt_reqin != NULL || opt_reqout != NULL
1922 || opt_rspin != NULL || opt_rspout != NULL || opt_use_mock_srv)
1923 (void)OSSL_CMP_CTX_set_transfer_cb(ctx, read_write_req_resp);
1924
1925 if ((opt_tls_cert != NULL || opt_tls_key != NULL
1926 || opt_tls_keypass != NULL || opt_tls_extra != NULL
1927 || opt_tls_trusted != NULL || opt_tls_host != NULL)
1928 && !opt_tls_used)
1929 CMP_warn("TLS options(s) given but not -tls_used");
1930 if (opt_tls_used) {
1931#ifdef OPENSSL_NO_SOCK
1932 BIO_printf(bio_err, "Cannot use TLS - sockets not supported\n");
1933 goto err;
1934#else
1935 APP_HTTP_TLS_INFO *info;
1936
1937 if (opt_tls_cert != NULL
1938 || opt_tls_key != NULL || opt_tls_keypass != NULL) {
1939 if (opt_tls_key == NULL) {
1940 CMP_err("missing -tls_key option");
1941 goto err;
1942 } else if (opt_tls_cert == NULL) {
1943 CMP_err("missing -tls_cert option");
1944 goto err;
1945 }
1946 }
1947 if (opt_use_mock_srv) {
1948 CMP_err("cannot use TLS options together with -use_mock_srv");
1949 goto err;
1950 }
1951 if ((info = OPENSSL_zalloc(sizeof(*info))) == NULL)
1952 goto err;
1953 (void)OSSL_CMP_CTX_set_http_cb_arg(ctx, info);
1954 /* info will be freed along with CMP ctx */
1955 info->server = opt_server;
6e477a60 1956 info->port = server_port;
8d9a4d83
DDO		 1957 info->use_proxy = opt_proxy != NULL;
1958 info->timeout = OSSL_CMP_CTX_get_option(ctx, OSSL_CMP_OPT_MSG_TIMEOUT);
19765f5b 1959 info->ssl_ctx = setup_ssl_ctx(ctx, engine);
8d9a4d83
DDO		 1960 if (info->ssl_ctx == NULL)
1961 goto err;
1962 (void)OSSL_CMP_CTX_set_http_cb(ctx, app_http_tls_cb);
1963#endif
1964 }
1965
19765f5b 1966 if (!setup_protection_ctx(ctx, engine))
8d9a4d83
DDO		 1967 goto err;
1968
19765f5b 1969 if (!setup_request_ctx(ctx, engine))
8d9a4d83
DDO		 1970 goto err;
1971
1972 if (!set_name(opt_recipient, OSSL_CMP_CTX_set1_recipient, ctx, "recipient")
1973 || !set_name(opt_expect_sender, OSSL_CMP_CTX_set1_expected_sender,
1974 ctx, "expected sender"))
7e998a0f 1975 goto err;
8d9a4d83
DDO		 1976
1977 if (opt_geninfo != NULL && !handle_opt_geninfo(ctx))
1978 goto err;
1979
8f7e8979
DDO		 1980 /* not printing earlier, to minimize confusion in case setup fails before */
1981 CMP_info2("will contact %s%s", server_buf, proxy_buf);
1982
8d9a4d83
DDO		 1983 ret = 1;
1984
1985 err:
6e477a60
DDO		 1986 OPENSSL_free(server);
1987 OPENSSL_free(port);
1988 OPENSSL_free(path);
8d9a4d83
DDO		 1989 OPENSSL_free(proxy_host);
1990 OPENSSL_free(proxy_port_str);
1991 return ret;
1992 oom:
1993 CMP_err("out of memory");
1994 goto err;
1995}
1996
1997/*
1998 * write out the given certificate to the output specified by bio.
1999 * Depending on options use either PEM or DER format.
2000 * Returns 1 on success, 0 on error
2001 */
2002static int write_cert(BIO *bio, X509 *cert)
2003{
2004 if ((opt_certform == FORMAT_PEM && PEM_write_bio_X509(bio, cert))
2005 || (opt_certform == FORMAT_ASN1 && i2d_X509_bio(bio, cert)))
2006 return 1;
2007 if (opt_certform != FORMAT_PEM && opt_certform != FORMAT_ASN1)
2008 BIO_printf(bio_err,
2009 "error: unsupported type '%s' for writing certificates\n",
2010 opt_certform_s);
2011 return 0;
2012}
2013
2014/*
39082af2
DDO		 2015 * If destFile != NULL writes out a stack of certs to the given file.
2016 * In any case frees the certs.
8d9a4d83
DDO		 2017 * Depending on options use either PEM or DER format,
2018 * where DER does not make much sense for writing more than one cert!
39082af2 2019 * Returns number of written certificates on success, -1 on error.
8d9a4d83 2020 */
39082af2
DDO		 2021static int save_free_certs(OSSL_CMP_CTX *ctx,
2022 STACK_OF(X509) *certs, char *destFile, char *desc)
8d9a4d83
DDO		 2023{
2024 BIO *bio = NULL;
2025 int i;
2026 int n = sk_X509_num(certs);
2027
39082af2
DDO		 2028 if (destFile == NULL)
2029 goto end;
8d9a4d83
DDO		 2030 CMP_info3("received %d %s certificate(s), saving to file '%s'",
2031 n, desc, destFile);
2032 if (n > 1 && opt_certform != FORMAT_PEM)
2033 CMP_warn("saving more than one certificate in non-PEM format");
2034
2035 if (destFile == NULL || (bio = BIO_new(BIO_s_file())) == NULL
2036 || !BIO_write_filename(bio, (char *)destFile)) {
2037 CMP_err1("could not open file '%s' for writing", destFile);
2038 n = -1;
39082af2 2039 goto end;
8d9a4d83
DDO		 2040 }
2041
2042 for (i = 0; i < n; i++) {
2043 if (!write_cert(bio, sk_X509_value(certs, i))) {
2044 CMP_err1("cannot write certificate to file '%s'", destFile);
2045 n = -1;
39082af2 2046 goto end;
8d9a4d83
DDO		 2047 }
2048 }
2049
39082af2 2050 end:
8d9a4d83 2051 BIO_free(bio);
39082af2 2052 sk_X509_pop_free(certs, X509_free);
8d9a4d83
DDO		 2053 return n;
2054}
2055
2056static void print_itavs(STACK_OF(OSSL_CMP_ITAV) *itavs)
2057{
2058 OSSL_CMP_ITAV *itav = NULL;
2059 char buf[128];
3b1fd0b0 2060 int i, r;
8d9a4d83
DDO		 2061 int n = sk_OSSL_CMP_ITAV_num(itavs); /* itavs == NULL leads to 0 */
2062
2063 if (n == 0) {
2064 CMP_info("genp contains no ITAV");
2065 return;
2066 }
2067
2068 for (i = 0; i < n; i++) {
2069 itav = sk_OSSL_CMP_ITAV_value(itavs, i);
3b1fd0b0
P		 2070 r = OBJ_obj2txt(buf, 128, OSSL_CMP_ITAV_get0_type(itav), 0);
2071 if (r < 0)
2072 CMP_err("could not get ITAV details");
2073 else if (r == 0)
2074 CMP_info("genp contains empty ITAV");
2075 else
2076 CMP_info1("genp contains ITAV of type: %s", buf);
8d9a4d83
DDO		 2077 }
2078}
2079
2080static char opt_item[SECTION_NAME_MAX + 1];
2081/* get previous name from a comma-separated list of names */
2082static const char *prev_item(const char *opt, const char *end)
2083{
2084 const char *beg;
2085 size_t len;
2086
2087 if (end == opt)
2088 return NULL;
2089 beg = end;
2090 while (beg != opt && beg[-1] != ',' && !isspace(beg[-1]))
2091 beg--;
2092 len = end - beg;
2093 if (len > SECTION_NAME_MAX)
2094 len = SECTION_NAME_MAX;
2095 strncpy(opt_item, beg, len);
2096 opt_item[SECTION_NAME_MAX] = '\0'; /* avoid gcc v8 O3 stringop-truncation */
2097 opt_item[len] = '\0';
2098 if (len > SECTION_NAME_MAX)
2099 CMP_warn2("using only first %d characters of section name starting with \"%s\"",
2100 SECTION_NAME_MAX, opt_item);
2101 while (beg != opt && (beg[-1] == ',' || isspace(beg[-1])))
2102 beg--;
2103 return beg;
2104}
2105
2106/* get str value for name from a comma-separated hierarchy of config sections */
2107static char *conf_get_string(const CONF *src_conf, const char *groups,
2108 const char *name)
2109{
2110 char *res = NULL;
2111 const char *end = groups + strlen(groups);
2112
2113 while ((end = prev_item(groups, end)) != NULL) {
2114 if ((res = NCONF_get_string(src_conf, opt_item, name)) != NULL)
2115 return res;
2116 }
2117 return res;
2118}
2119
2120/* get long val for name from a comma-separated hierarchy of config sections */
2121static int conf_get_number_e(const CONF *conf_, const char *groups,
2122 const char *name, long *result)
2123{
2124 char *str = conf_get_string(conf_, groups, name);
2125 char *tailptr;
2126 long res;
2127
2128 if (str == NULL || *str == '\0')
2129 return 0;
2130
2131 res = strtol(str, &tailptr, 10);
2132 if (res == LONG_MIN || res == LONG_MAX || *tailptr != '\0')
2133 return 0;
2134
2135 *result = res;
2136 return 1;
2137}
2138
2139/*
2140 * use the command line option table to read values from the CMP section
2141 * of openssl.cnf. Defaults are taken from the config file, they can be
2142 * overwritten on the command line.
2143 */
2144static int read_config(void)
2145{
2146 unsigned int i;
2147 long num = 0;
2148 char *txt = NULL;
2149 const OPTIONS *opt;
2150 int provider_option;
2151 int verification_option;
1a5ae1da 2152 int start = OPT_VERBOSITY;
8d9a4d83 2153 /*
1a5ae1da
DDO		 2154 * starting with offset OPT_VERBOSITY because OPT_CONFIG and OPT_SECTION
2155 * would not make sense within the config file.
2156 * Moreover, these two options and OPT_VERBOSITY have already been handled.
8d9a4d83 2157 */
b0a4cbea 2158 int n_options = OSSL_NELEM(cmp_options) - 1;
1a5ae1da 2159
b0a4cbea
DDO		 2160 for (i = start - OPT_HELP, opt = &cmp_options[start];
2161 opt->name; i++, opt++)
2162 if (!strcmp(opt->name, OPT_SECTION_STR)
2163 || !strcmp(opt->name, OPT_MORE_STR))
2164 n_options--;
2165 OPENSSL_assert(OSSL_NELEM(cmp_vars) == n_options
2166 + OPT_PROV__FIRST + 1 - OPT_PROV__LAST
2167 + OPT_V__FIRST + 1 - OPT_V__LAST);
1a5ae1da 2168 for (i = start - OPT_HELP, opt = &cmp_options[start];
8d9a4d83
DDO		 2169 opt->name; i++, opt++) {
2170 if (!strcmp(opt->name, OPT_SECTION_STR)
2171 || !strcmp(opt->name, OPT_MORE_STR)) {
2172 i--;
2173 continue;
2174 }
2175 provider_option = (OPT_PROV__FIRST <= opt->retval
2176 && opt->retval < OPT_PROV__LAST);
2177 verification_option = (OPT_V__FIRST <= opt->retval
2178 && opt->retval < OPT_V__LAST);
2179 if (provider_option || verification_option)
2180 i--;
8d9a4d83
DDO		 2181 switch (opt->valtype) {
2182 case '-':
2183 case 'n':
2184 case 'l':
2185 if (!conf_get_number_e(conf, opt_section, opt->name, &num)) {
2186 ERR_clear_error();
2187 continue; /* option not provided */
2188 }
2189 break;
8d9a4d83
DDO		 2190 case 's':
2191 case 'M':
2192 txt = conf_get_string(conf, opt_section, opt->name);
2193 if (txt == NULL) {
2194 ERR_clear_error();
2195 continue; /* option not provided */
2196 }
2197 break;
2198 default:
2199 CMP_err2("internal: unsupported type '%c' for option '%s'",
2200 opt->valtype, opt->name);
2201 return 0;
2202 break;
2203 }
2204 if (provider_option || verification_option) {
2205 int conf_argc = 1;
2206 char *conf_argv[3];
2207 char arg1[82];
2208
2209 BIO_snprintf(arg1, 81, "-%s", (char *)opt->name);
2210 conf_argv[0] = prog;
2211 conf_argv[1] = arg1;
2212 if (opt->valtype == '-') {
2213 if (num != 0)
2214 conf_argc = 2;
2215 } else {
2216 conf_argc = 3;
2217 conf_argv[2] = conf_get_string(conf, opt_section, opt->name);
2218 /* not NULL */
2219 }
2220 if (conf_argc > 1) {
2221 (void)opt_init(conf_argc, conf_argv, cmp_options);
2222
2223 if (provider_option
2224 ? !opt_provider(opt_next())
2225 : !opt_verify(opt_next(), vpm)) {
2226 CMP_err2("for option '%s' in config file section '%s'",
2227 opt->name, opt_section);
2228 return 0;
2229 }
2230 }
2231 } else {
2232 switch (opt->valtype) {
2233 case '-':
2234 case 'n':
2235 if (num < INT_MIN || INT_MAX < num) {
2236 BIO_printf(bio_err,
2237 "integer value out of range for option '%s'\n",
2238 opt->name);
2239 return 0;
2240 }
2241 *cmp_vars[i].num = (int)num;
2242 break;
2243 case 'l':
2244 *cmp_vars[i].num_long = num;
2245 break;
2246 default:
2247 if (txt != NULL && txt[0] == '\0')
2248 txt = NULL; /* reset option on empty string input */
2249 *cmp_vars[i].txt = txt;
2250 break;
2251 }
2252 }
2253 }
2254
2255 return 1;
2256}
2257
2258static char *opt_str(char *opt)
2259{
2260 char *arg = opt_arg();
2261
2262 if (arg[0] == '\0') {
2263 CMP_warn1("argument of -%s option is empty string, resetting option",
2264 opt);
2265 arg = NULL;
2266 } else if (arg[0] == '-') {
2267 CMP_warn1("argument of -%s option starts with hyphen", opt);
2268 }
2269 return arg;
2270}
2271
2272static int opt_nat(void)
2273{
2274 int result = -1;
2275
2276 if (opt_int(opt_arg(), &result) && result < 0)
2277 BIO_printf(bio_err, "error: argument '%s' must not be negative\n",
2278 opt_arg());
2279 return result;
2280}
2281
2282/* returns 1 on success, 0 on error, -1 on -help (i.e., stop with success) */
2283static int get_opts(int argc, char **argv)
2284{
2285 OPTION_CHOICE o;
2286
2287 prog = opt_init(argc, argv, cmp_options);
2288
2289 while ((o = opt_next()) != OPT_EOF) {
2290 switch (o) {
2291 case OPT_EOF:
2292 case OPT_ERR:
2293 goto opt_err;
2294 case OPT_HELP:
2295 opt_help(cmp_options);
2296 return -1;
2297 case OPT_CONFIG: /* has already been handled */
8d9a4d83 2298 case OPT_SECTION: /* has already been handled */
1a5ae1da 2299 case OPT_VERBOSITY: /* has already been handled */
8d9a4d83
DDO		 2300 break;
2301 case OPT_SERVER:
2302 opt_server = opt_str("server");
2303 break;
2304 case OPT_PROXY:
2305 opt_proxy = opt_str("proxy");
2306 break;
2307 case OPT_NO_PROXY:
2308 opt_no_proxy = opt_str("no_proxy");
2309 break;
2310 case OPT_PATH:
2311 opt_path = opt_str("path");
2312 break;
2313 case OPT_MSG_TIMEOUT:
2314 if ((opt_msg_timeout = opt_nat()) < 0)
2315 goto opt_err;
2316 break;
2317 case OPT_TOTAL_TIMEOUT:
2318 if ((opt_total_timeout = opt_nat()) < 0)
2319 goto opt_err;
2320 break;
2321 case OPT_TLS_USED:
2322 opt_tls_used = 1;
2323 break;
2324 case OPT_TLS_CERT:
2325 opt_tls_cert = opt_str("tls_cert");
2326 break;
2327 case OPT_TLS_KEY:
2328 opt_tls_key = opt_str("tls_key");
2329 break;
2330 case OPT_TLS_KEYPASS:
2331 opt_tls_keypass = opt_str("tls_keypass");
2332 break;
2333 case OPT_TLS_EXTRA:
2334 opt_tls_extra = opt_str("tls_extra");
2335 break;
2336 case OPT_TLS_TRUSTED:
2337 opt_tls_trusted = opt_str("tls_trusted");
2338 break;
2339 case OPT_TLS_HOST:
2340 opt_tls_host = opt_str("tls_host");
2341 break;
2342 case OPT_REF:
2343 opt_ref = opt_str("ref");
2344 break;
2345 case OPT_SECRET:
2346 opt_secret = opt_str("secret");
2347 break;
2348 case OPT_CERT:
2349 opt_cert = opt_str("cert");
2350 break;
15076c26
DDO		 2351 case OPT_OWN_TRUSTED:
2352 opt_own_trusted = opt_str("own_trusted");
2353 break;
8d9a4d83
DDO		 2354 case OPT_KEY:
2355 opt_key = opt_str("key");
2356 break;
2357 case OPT_KEYPASS:
2358 opt_keypass = opt_str("keypass");
2359 break;
2360 case OPT_DIGEST:
2361 opt_digest = opt_str("digest");
2362 break;
2363 case OPT_MAC:
2364 opt_mac = opt_str("mac");
2365 break;
2366 case OPT_EXTRACERTS:
2367 opt_extracerts = opt_str("extracerts");
2368 break;
2369 case OPT_UNPROTECTED_REQUESTS:
2370 opt_unprotected_requests = 1;
2371 break;
2372
2373 case OPT_TRUSTED:
2374 opt_trusted = opt_str("trusted");
2375 break;
2376 case OPT_UNTRUSTED:
2377 opt_untrusted = opt_str("untrusted");
2378 break;
2379 case OPT_SRVCERT:
2380 opt_srvcert = opt_str("srvcert");
2381 break;
2382 case OPT_RECIPIENT:
2383 opt_recipient = opt_str("recipient");
2384 break;
2385 case OPT_EXPECT_SENDER:
2386 opt_expect_sender = opt_str("expect_sender");
2387 break;
2388 case OPT_IGNORE_KEYUSAGE:
2389 opt_ignore_keyusage = 1;
2390 break;
2391 case OPT_UNPROTECTED_ERRORS:
2392 opt_unprotected_errors = 1;
2393 break;
2394 case OPT_EXTRACERTSOUT:
2395 opt_extracertsout = opt_str("extracertsout");
2396 break;
2397 case OPT_CACERTSOUT:
2398 opt_cacertsout = opt_str("cacertsout");
2399 break;
2400
2401 case OPT_V_CASES:
2402 if (!opt_verify(o, vpm))
2403 goto opt_err;
2404 break;
2405 case OPT_CMD:
2406 opt_cmd_s = opt_str("cmd");
2407 break;
2408 case OPT_INFOTYPE:
2409 opt_infotype_s = opt_str("infotype");
2410 break;
2411 case OPT_GENINFO:
2412 opt_geninfo = opt_str("geninfo");
2413 break;
2414
2415 case OPT_NEWKEY:
2416 opt_newkey = opt_str("newkey");
2417 break;
2418 case OPT_NEWKEYPASS:
2419 opt_newkeypass = opt_str("newkeypass");
2420 break;
2421 case OPT_SUBJECT:
2422 opt_subject = opt_str("subject");
2423 break;
2424 case OPT_ISSUER:
2425 opt_issuer = opt_str("issuer");
2426 break;
2427 case OPT_DAYS:
2428 if ((opt_days = opt_nat()) < 0)
2429 goto opt_err;
2430 break;
2431 case OPT_REQEXTS:
2432 opt_reqexts = opt_str("reqexts");
2433 break;
2434 case OPT_SANS:
2435 opt_sans = opt_str("sans");
2436 break;
2437 case OPT_SAN_NODEFAULT:
2438 opt_san_nodefault = 1;
2439 break;
2440 case OPT_POLICIES:
2441 opt_policies = opt_str("policies");
2442 break;
2443 case OPT_POLICY_OIDS:
2444 opt_policy_oids = opt_str("policy_oids");
2445 break;
2446 case OPT_POLICY_OIDS_CRITICAL:
2447 opt_policy_oids_critical = 1;
2448 break;
2449 case OPT_POPO:
2450 if (!opt_int(opt_arg(), &opt_popo)
2451 || opt_popo < OSSL_CRMF_POPO_NONE
2452 || opt_popo > OSSL_CRMF_POPO_KEYENC) {
2453 CMP_err("invalid popo spec. Valid values are -1 .. 2");
2454 goto opt_err;
2455 }
2456 break;
2457 case OPT_CSR:
2458 opt_csr = opt_arg();
2459 break;
2460 case OPT_OUT_TRUSTED:
2461 opt_out_trusted = opt_str("out_trusted");
2462 break;
2463 case OPT_IMPLICIT_CONFIRM:
2464 opt_implicit_confirm = 1;
2465 break;
2466 case OPT_DISABLE_CONFIRM:
2467 opt_disable_confirm = 1;
2468 break;
2469 case OPT_CERTOUT:
2470 opt_certout = opt_str("certout");
2471 break;
39082af2
DDO		 2472 case OPT_CHAINOUT:
2473 opt_chainout = opt_str("chainout");
2474 break;
8d9a4d83
DDO		 2475 case OPT_OLDCERT:
2476 opt_oldcert = opt_str("oldcert");
2477 break;
2478 case OPT_REVREASON:
2479 if (!opt_int(opt_arg(), &opt_revreason)
2480 || opt_revreason < CRL_REASON_NONE
2481 || opt_revreason > CRL_REASON_AA_COMPROMISE
2482 || opt_revreason == 7) {
2483 CMP_err("invalid revreason. Valid values are -1 .. 6, 8 .. 10");
2484 goto opt_err;
2485 }
2486 break;
2487 case OPT_CERTFORM:
2488 opt_certform_s = opt_str("certform");
2489 break;
2490 case OPT_KEYFORM:
2491 opt_keyform_s = opt_str("keyform");
2492 break;
8d9a4d83
DDO		 2493 case OPT_OTHERPASS:
2494 opt_otherpass = opt_str("otherpass");
2495 break;
2496#ifndef OPENSSL_NO_ENGINE
2497 case OPT_ENGINE:
2498 opt_engine = opt_str("engine");
2499 break;
2500#endif
2501 case OPT_PROV_CASES:
2502 if (!opt_provider(o))
2503 goto opt_err;
2504 break;
2505
2506 case OPT_BATCH:
2507 opt_batch = 1;
2508 break;
2509 case OPT_REPEAT:
2510 opt_repeat = opt_nat();
2511 break;
2512 case OPT_REQIN:
2513 opt_reqin = opt_str("reqin");
2514 break;
143be474
DDO		 2515 case OPT_REQIN_NEW_TID:
2516 opt_reqin_new_tid = 1;
2517 break;
8d9a4d83
DDO		 2518 case OPT_REQOUT:
2519 opt_reqout = opt_str("reqout");
2520 break;
2521 case OPT_RSPIN:
2522 opt_rspin = opt_str("rspin");
2523 break;
2524 case OPT_RSPOUT:
2525 opt_rspout = opt_str("rspout");
2526 break;
2527 case OPT_USE_MOCK_SRV:
2528 opt_use_mock_srv = 1;
2529 break;
2530 case OPT_PORT:
2531 opt_port = opt_str("port");
2532 break;
2533 case OPT_MAX_MSGS:
2534 if ((opt_max_msgs = opt_nat()) < 0)
2535 goto opt_err;
2536 break;
2537 case OPT_SRV_REF:
2538 opt_srv_ref = opt_str("srv_ref");
2539 break;
2540 case OPT_SRV_SECRET:
2541 opt_srv_secret = opt_str("srv_secret");
2542 break;
2543 case OPT_SRV_CERT:
2544 opt_srv_cert = opt_str("srv_cert");
2545 break;
2546 case OPT_SRV_KEY:
2547 opt_srv_key = opt_str("srv_key");
2548 break;
2549 case OPT_SRV_KEYPASS:
2550 opt_srv_keypass = opt_str("srv_keypass");
2551 break;
2552 case OPT_SRV_TRUSTED:
2553 opt_srv_trusted = opt_str("srv_trusted");
2554 break;
2555 case OPT_SRV_UNTRUSTED:
2556 opt_srv_untrusted = opt_str("srv_untrusted");
2557 break;
2558 case OPT_RSP_CERT:
2559 opt_rsp_cert = opt_str("rsp_cert");
2560 break;
2561 case OPT_RSP_EXTRACERTS:
2562 opt_rsp_extracerts = opt_str("rsp_extracerts");
2563 break;
2564 case OPT_RSP_CAPUBS:
2565 opt_rsp_capubs = opt_str("rsp_capubs");
2566 break;
2567 case OPT_POLL_COUNT:
2568 opt_poll_count = opt_nat();
2569 break;
2570 case OPT_CHECK_AFTER:
2571 opt_check_after = opt_nat();
2572 break;
2573 case OPT_GRANT_IMPLICITCONF:
2574 opt_grant_implicitconf = 1;
2575 break;
2576 case OPT_PKISTATUS:
2577 opt_pkistatus = opt_nat();
2578 break;
2579 case OPT_FAILURE:
2580 opt_failure = opt_nat();
2581 break;
2582 case OPT_FAILUREBITS:
2583 opt_failurebits = opt_nat();
2584 break;
2585 case OPT_STATUSSTRING:
2586 opt_statusstring = opt_str("statusstring");
2587 break;
2588 case OPT_SEND_ERROR:
2589 opt_send_error = 1;
2590 break;
2591 case OPT_SEND_UNPROTECTED:
2592 opt_send_unprotected = 1;
2593 break;
2594 case OPT_SEND_UNPROT_ERR:
2595 opt_send_unprot_err = 1;
2596 break;
2597 case OPT_ACCEPT_UNPROTECTED:
2598 opt_accept_unprotected = 1;
2599 break;
2600 case OPT_ACCEPT_UNPROT_ERR:
2601 opt_accept_unprot_err = 1;
2602 break;
2603 case OPT_ACCEPT_RAVERIFIED:
2604 opt_accept_raverified = 1;
2605 break;
2606 }
2607 }
2608 argc = opt_num_rest();
2609 argv = opt_rest();
2610 if (argc != 0) {
2611 CMP_err1("unknown parameter %s", argv[0]);
2612 goto opt_err;
2613 }
2614 return 1;
2615
2616 opt_err:
2617 CMP_err1("use -help for summary of '%s' options", prog);
2618 return 0;
2619}
2620
2621int cmp_main(int argc, char **argv)
2622{
2623 char *configfile = NULL;
2624 int i;
2625 X509 *newcert = NULL;
19765f5b 2626 ENGINE *engine = NULL;
8d9a4d83
DDO		 2627 char mock_server[] = "mock server:1";
2628 int ret = 0; /* default: failure */
2629
a877d262 2630 ERR_clear_error(); /* clear leftover errors on loading libengines.so etc. */
8d9a4d83
DDO		 2631 if (argc <= 1) {
2632 opt_help(cmp_options);
2633 goto err;
2634 }
2635
2636 /*
1a5ae1da
DDO		 2637 * handle options -config, -section, and -verbosity upfront
2638 * to take effect for other options
8d9a4d83
DDO		 2639 */
2640 for (i = 1; i < argc - 1; i++) {
2641 if (*argv[i] == '-') {
2642 if (!strcmp(argv[i] + 1, cmp_options[OPT_CONFIG - OPT_HELP].name))
1a5ae1da 2643 opt_config = argv[++i];
8d9a4d83
DDO		 2644 else if (!strcmp(argv[i] + 1,
2645 cmp_options[OPT_SECTION - OPT_HELP].name))
1a5ae1da
DDO		 2646 opt_section = argv[++i];
2647 else if (strcmp(argv[i] + 1,
2648 cmp_options[OPT_VERBOSITY - OPT_HELP].name) == 0
2649 && !set_verbosity(atoi(argv[++i])))
2650 goto err;
8d9a4d83
DDO		 2651 }
2652 }
2653 if (opt_section[0] == '\0') /* empty string */
2654 opt_section = DEFAULT_SECTION;
2655
2656 vpm = X509_VERIFY_PARAM_new();
2657 if (vpm == NULL) {
2658 CMP_err("out of memory");
2659 goto err;
2660 }
2661
2662 /* read default values for options from config file */
2663 configfile = opt_config != NULL ? opt_config : default_config_file;
2664 if (configfile && configfile[0] != '\0' /* non-empty string */
2665 && (configfile != default_config_file
2666 || access(configfile, F_OK) != -1)) {
2667 CMP_info1("using OpenSSL configuration file '%s'", configfile);
2668 conf = app_load_config(configfile);
2669 if (conf == NULL) {
2670 goto err;
2671 } else {
2672 if (strcmp(opt_section, CMP_SECTION) == 0) { /* default */
2673 if (!NCONF_get_section(conf, opt_section))
2674 CMP_info2("no [%s] section found in config file '%s';"
2675 " will thus use just [default] and unnamed section if present",
2676 opt_section, configfile);
2677 } else {
2678 const char *end = opt_section + strlen(opt_section);
2679 while ((end = prev_item(opt_section, end)) != NULL) {
2680 if (!NCONF_get_section(conf, opt_item)) {
2681 CMP_err2("no [%s] section found in config file '%s'",
2682 opt_item, configfile);
2683 goto err;
2684 }
2685 }
2686 }
2687 if (!read_config())
2688 goto err;
2689 }
2690 }
2691 (void)BIO_flush(bio_err); /* prevent interference with opt_help() */
2692
2693 ret = get_opts(argc, argv);
2694 if (ret <= 0)
2695 goto err;
2696 ret = 0;
2697
2698 if (opt_batch) {
8d9a4d83 2699 UI_METHOD *ui_fallback_method;
bf19b64a 2700#ifndef OPENSSL_NO_UI_CONSOLE
8d9a4d83 2701 ui_fallback_method = UI_OpenSSL();
bf19b64a 2702#else
8d9a4d83 2703 ui_fallback_method = (UI_METHOD *)UI_null();
8d9a4d83 2704#endif
bf19b64a 2705 UI_method_set_reader(ui_fallback_method, NULL);
8d9a4d83
DDO		 2706 }
2707
2708 if (opt_engine != NULL)
19765f5b 2709 engine = setup_engine_methods(opt_engine, 0 /* not: ENGINE_METHOD_ALL */, 0);
8d9a4d83
DDO		 2710
2711 if (opt_port != NULL) {
2712 if (opt_use_mock_srv) {
2713 CMP_err("cannot use both -port and -use_mock_srv options");
2714 goto err;
2715 }
2716 if (opt_server != NULL) {
2717 CMP_err("cannot use both -port and -server options");
2718 goto err;
2719 }
2720 }
2721
1a7cd250
DDO		 2722 cmp_ctx = OSSL_CMP_CTX_new(app_get0_libctx(), app_get0_propq());
2723 if (cmp_ctx == NULL)
8d9a4d83 2724 goto err;
1a5ae1da 2725 OSSL_CMP_CTX_set_log_verbosity(cmp_ctx, opt_verbosity);
8d9a4d83
DDO		 2726 if (!OSSL_CMP_CTX_set_log_cb(cmp_ctx, print_to_bio_out)) {
2727 CMP_err1("cannot set up error reporting and logging for %s", prog);
2728 goto err;
2729 }
2730 if ((opt_use_mock_srv || opt_port != NULL)) {
2731 OSSL_CMP_SRV_CTX *srv_ctx;
2732
19765f5b 2733 if ((srv_ctx = setup_srv_ctx(engine)) == NULL)
8d9a4d83
DDO		 2734 goto err;
2735 OSSL_CMP_CTX_set_transfer_cb_arg(cmp_ctx, srv_ctx);
2736 if (!OSSL_CMP_CTX_set_log_cb(OSSL_CMP_SRV_CTX_get0_cmp_ctx(srv_ctx),
2737 print_to_bio_out)) {
2738 CMP_err1("cannot set up error reporting and logging for %s", prog);
2739 goto err;
2740 }
2741 }
2742
2743
2744 if (opt_port != NULL) { /* act as very basic CMP HTTP server */
2745#ifdef OPENSSL_NO_SOCK
2746 BIO_printf(bio_err, "Cannot act as server - sockets not supported\n");
2747#else
2748 BIO *acbio;
2749 BIO *cbio = NULL;
2750 int msgs = 0;
2751
2752 if ((acbio = http_server_init_bio(prog, opt_port)) == NULL)
2753 goto err;
2754 while (opt_max_msgs <= 0 || msgs < opt_max_msgs) {
5a2ba207 2755 char *path = NULL;
8d9a4d83
DDO		 2756 OSSL_CMP_MSG *req = NULL;
2757 OSSL_CMP_MSG *resp = NULL;
2758
2759 ret = http_server_get_asn1_req(ASN1_ITEM_rptr(OSSL_CMP_MSG),
5a2ba207
DDO		 2760 (ASN1_VALUE **)&req, &path,
2761 &cbio, acbio, prog, 0, 0);
8d9a4d83
DDO		 2762 if (ret == 0)
2763 continue;
2764 if (ret++ == -1)
2765 break; /* fatal error */
2766
2767 ret = 0;
2768 msgs++;
2769 if (req != NULL) {
5a2ba207
DDO		 2770 if (strcmp(path, "") != 0 && strcmp(path, "pkix/") != 0) {
2771 (void)http_server_send_status(cbio, 404, "Not Found");
5e7be6e6 2772 CMP_err1("Expecting empty path or 'pkix/' but got '%s'",
5a2ba207
DDO		 2773 path);
2774 OPENSSL_free(path);
2775 OSSL_CMP_MSG_free(req);
2776 goto cont;
2777 }
2778 OPENSSL_free(path);
8d9a4d83
DDO		 2779 resp = OSSL_CMP_CTX_server_perform(cmp_ctx, req);
2780 OSSL_CMP_MSG_free(req);
5a2ba207
DDO		 2781 if (resp == NULL) {
2782 (void)http_server_send_status(cbio,
2783 500, "Internal Server Error");
8d9a4d83 2784 break; /* treated as fatal error */
5a2ba207 2785 }
8d9a4d83
DDO		 2786 ret = http_server_send_asn1_resp(cbio, "application/pkixcmp",
2787 ASN1_ITEM_rptr(OSSL_CMP_MSG),
2788 (const ASN1_VALUE *)resp);
2789 OSSL_CMP_MSG_free(resp);
2790 if (!ret)
2791 break; /* treated as fatal error */
5a2ba207
DDO		 2792 } else {
2793 (void)http_server_send_status(cbio, 400, "Bad Request");
8d9a4d83 2794 }
5a2ba207 2795 cont:
8d9a4d83
DDO		 2796 BIO_free_all(cbio);
2797 cbio = NULL;
2798 }
2799 BIO_free_all(cbio);
2800 BIO_free_all(acbio);
2801#endif
2802 goto err;
2803 }
2804 /* else act as CMP client */
2805
2806 if (opt_use_mock_srv) {
2807 if (opt_server != NULL) {
2808 CMP_err("cannot use both -use_mock_srv and -server options");
2809 goto err;
2810 }
2811 if (opt_proxy != NULL) {
2812 CMP_err("cannot use both -use_mock_srv and -proxy options");
2813 goto err;
2814 }
2815 opt_server = mock_server;
2816 opt_proxy = "API";
8d9a4d83
DDO		 2817 }
2818
19765f5b 2819 if (!setup_client_ctx(cmp_ctx, engine)) {
8d9a4d83
DDO		 2820 CMP_err("cannot set up CMP context");
2821 goto err;
2822 }
2823 for (i = 0; i < opt_repeat; i++) {
2824 /* everything is ready, now connect and perform the command! */
2825 switch (opt_cmd) {
2826 case CMP_IR:
2827 newcert = OSSL_CMP_exec_IR_ses(cmp_ctx);
bb30bce2
DDO		 2828 if (newcert != NULL)
2829 ret = 1;
8d9a4d83
DDO		 2830 break;
2831 case CMP_KUR:
2832 newcert = OSSL_CMP_exec_KUR_ses(cmp_ctx);
bb30bce2
DDO		 2833 if (newcert != NULL)
2834 ret = 1;
8d9a4d83
DDO		 2835 break;
2836 case CMP_CR:
2837 newcert = OSSL_CMP_exec_CR_ses(cmp_ctx);
bb30bce2
DDO		 2838 if (newcert != NULL)
2839 ret = 1;
8d9a4d83
DDO		 2840 break;
2841 case CMP_P10CR:
2842 newcert = OSSL_CMP_exec_P10CR_ses(cmp_ctx);
bb30bce2
DDO		 2843 if (newcert != NULL)
2844 ret = 1;
8d9a4d83
DDO		 2845 break;
2846 case CMP_RR:
bb30bce2
DDO		 2847 if (OSSL_CMP_exec_RR_ses(cmp_ctx) != NULL)
2848 ret = 1;
8d9a4d83
DDO		 2849 break;
2850 case CMP_GENM:
2851 {
2852 STACK_OF(OSSL_CMP_ITAV) *itavs;
2853
2854 if (opt_infotype != NID_undef) {
2855 OSSL_CMP_ITAV *itav =
2856 OSSL_CMP_ITAV_create(OBJ_nid2obj(opt_infotype), NULL);
2857 if (itav == NULL)
2858 goto err;
2859 OSSL_CMP_CTX_push0_genm_ITAV(cmp_ctx, itav);
2860 }
2861
bb30bce2
DDO		 2862 if ((itavs = OSSL_CMP_exec_GENM_ses(cmp_ctx)) != NULL) {
2863 print_itavs(itavs);
2864 sk_OSSL_CMP_ITAV_pop_free(itavs, OSSL_CMP_ITAV_free);
2865 ret = 1;
2866 }
8d9a4d83
DDO		 2867 break;
2868 }
2869 default:
2870 break;
2871 }
2872
2873 {
bb30bce2 2874 /* print PKIStatusInfo */
8d9a4d83
DDO		 2875 int status = OSSL_CMP_CTX_get_status(cmp_ctx);
2876 char *buf = app_malloc(OSSL_CMP_PKISI_BUFLEN, "PKIStatusInfo buf");
2877 const char *string =
2878 OSSL_CMP_CTX_snprint_PKIStatus(cmp_ctx, buf,
2879 OSSL_CMP_PKISI_BUFLEN);
2880
2881 CMP_print(bio_err,
1a5ae1da
DDO		 2882 status == OSSL_CMP_PKISTATUS_accepted
2883 ? OSSL_CMP_LOG_INFO :
2884 status == OSSL_CMP_PKISTATUS_rejection
2885 || status == OSSL_CMP_PKISTATUS_waiting
2886 ? OSSL_CMP_LOG_ERR : OSSL_CMP_LOG_WARNING,
8d9a4d83
DDO		 2887 status == OSSL_CMP_PKISTATUS_accepted ? "info" :
2888 status == OSSL_CMP_PKISTATUS_rejection ? "server error" :
2889 status == OSSL_CMP_PKISTATUS_waiting ? "internal error"
2890 : "warning",
2891 "received from %s %s %s", opt_server,
2892 string != NULL ? string : "<unknown PKIStatus>", "");
2893 OPENSSL_free(buf);
2894 }
2895
39082af2
DDO		 2896 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_extraCertsIn(cmp_ctx),
2897 opt_extracertsout, "extra") < 0)
bb30bce2
DDO		 2898 ret = 0;
2899 if (!ret)
2900 goto err;
2901 ret = 0;
2902 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_caPubs(cmp_ctx),
2903 opt_cacertsout, "CA") < 0)
39082af2
DDO		 2904 goto err;
2905 if (newcert != NULL) {
8d9a4d83
DDO		 2906 STACK_OF(X509) *certs = sk_X509_new_null();
2907
39082af2 2908 if (!X509_add_cert(certs, newcert, X509_ADD_FLAG_UP_REF)) {
8d9a4d83
DDO		 2909 sk_X509_free(certs);
2910 goto err;
2911 }
39082af2
DDO		 2912 if (save_free_certs(cmp_ctx, certs, opt_certout, "enrolled") < 0)
2913 goto err;
8d9a4d83 2914 }
39082af2
DDO		 2915 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_newChain(cmp_ctx),
2916 opt_chainout, "chain") < 0)
2917 goto err;
2918
8d9a4d83
DDO		 2919 if (!OSSL_CMP_CTX_reinit(cmp_ctx))
2920 goto err;
2921 }
2922 ret = 1;
2923
2924 err:
2925 /* in case we ended up here on error without proper cleaning */
2926 cleanse(opt_keypass);
2927 cleanse(opt_newkeypass);
2928 cleanse(opt_otherpass);
2929 cleanse(opt_tls_keypass);
2930 cleanse(opt_secret);
2931 cleanse(opt_srv_keypass);
2932 cleanse(opt_srv_secret);
2933
2934 if (ret != 1)
2935 OSSL_CMP_CTX_print_errors(cmp_ctx);
2936
2937 ossl_cmp_mock_srv_free(OSSL_CMP_CTX_get_transfer_cb_arg(cmp_ctx));
2938 {
2939 APP_HTTP_TLS_INFO *http_tls_info =
2940 OSSL_CMP_CTX_get_http_cb_arg(cmp_ctx);
2941
2942 if (http_tls_info != NULL) {
2943 SSL_CTX_free(http_tls_info->ssl_ctx);
2944 OPENSSL_free(http_tls_info);
2945 }
2946 }
2947 X509_STORE_free(OSSL_CMP_CTX_get_certConf_cb_arg(cmp_ctx));
2948 OSSL_CMP_CTX_free(cmp_ctx);
2949 X509_VERIFY_PARAM_free(vpm);
9283e9bd 2950 release_engine(engine);
8d9a4d83
DDO		 2951
2952 NCONF_free(conf); /* must not do as long as opt_... variables are used */
2953 OSSL_CMP_log_close();
2954
2955 return ret == 0 ? EXIT_FAILURE : EXIT_SUCCESS;
2956}
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