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OSSL_CMP_CTX_new.pod: improve doc of OSSL_CMP_CTX_get1_{extraCertsIn,caPubs}
[thirdparty/openssl.git] / apps / cmp.c
CommitLineData
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',
7a7d6b51
DDO		 398 "Certificates to append in extraCerts field of outgoing messages."},
399 {OPT_MORE_STR, 0, 0,
400 "This can be used as the default CMP signer cert chain to include"},
8d9a4d83
DDO		 401 {"unprotected_requests", OPT_UNPROTECTED_REQUESTS, '-',
402 "Send messages without CMP-level protection"},
403
404 OPT_SECTION("Credentials format"),
405 {"certform", OPT_CERTFORM, 's',
406 "Format (PEM or DER) to use when saving a certificate to a file. Default PEM"},
8d9a4d83 407 {"keyform", OPT_KEYFORM, 's',
b3c5aadf 408 "Format of the key input (ENGINE, other values ignored)"},
8d9a4d83
DDO		 409 {"otherpass", OPT_OTHERPASS, 's',
410 "Pass phrase source potentially needed for loading certificates of others"},
411#ifndef OPENSSL_NO_ENGINE
412 {"engine", OPT_ENGINE, 's',
413 "Use crypto engine with given identifier, possibly a hardware device."},
414 {OPT_MORE_STR, 0, 0,
415 "Engines may be defined in OpenSSL config file engine section."},
416 {OPT_MORE_STR, 0, 0,
417 "Options like -key specifying keys held in the engine can give key IDs"},
418 {OPT_MORE_STR, 0, 0,
419 "prefixed by 'engine:', e.g. '-key engine:pkcs11:object=mykey;pin-value=1234'"},
420#endif
421 OPT_PROV_OPTIONS,
422
423 OPT_SECTION("TLS connection"),
424 {"tls_used", OPT_TLS_USED, '-',
425 "Enable using TLS (also when other TLS options are not set)"},
426 {"tls_cert", OPT_TLS_CERT, 's',
427 "Client's TLS certificate. May include chain to be provided to TLS server"},
428 {"tls_key", OPT_TLS_KEY, 's',
429 "Private key for the client's TLS certificate"},
430 {"tls_keypass", OPT_TLS_KEYPASS, 's',
431 "Pass phrase source for the client's private TLS key (and TLS cert file)"},
432 {"tls_extra", OPT_TLS_EXTRA, 's',
433 "Extra certificates to provide to TLS server during TLS handshake"},
434 {"tls_trusted", OPT_TLS_TRUSTED, 's',
435 "Trusted certificates to use for verifying the TLS server certificate;"},
436 {OPT_MORE_STR, 0, 0, "this implies host name validation"},
437 {"tls_host", OPT_TLS_HOST, 's',
438 "Address to be checked (rather than -server) during TLS host name validation"},
439
440 OPT_SECTION("Client-side debugging"),
441 {"batch", OPT_BATCH, '-',
442 "Do not interactively prompt for input when a password is required etc."},
443 {"repeat", OPT_REPEAT, 'n',
444 "Invoke the transaction the given number of times. Default 1"},
445 {"reqin", OPT_REQIN, 's', "Take sequence of CMP requests from file(s)"},
143be474
DDO		 446 {"reqin_new_tid", OPT_REQIN_NEW_TID, '-',
447 "Use fresh transactionID for CMP requests read from -reqin"},
8d9a4d83
DDO		 448 {"reqout", OPT_REQOUT, 's', "Save sequence of CMP requests to file(s)"},
449 {"rspin", OPT_RSPIN, 's',
450 "Process sequence of CMP responses provided in file(s), skipping server"},
451 {"rspout", OPT_RSPOUT, 's', "Save sequence of CMP responses to file(s)"},
452
453 {"use_mock_srv", OPT_USE_MOCK_SRV, '-', "Use mock server at API level, bypassing HTTP"},
454
455 OPT_SECTION("Mock server"),
456 {"port", OPT_PORT, 's', "Act as HTTP mock server listening on given port"},
457 {"max_msgs", OPT_MAX_MSGS, 'n',
458 "max number of messages handled by HTTP mock server. Default: 0 = unlimited"},
459
460 {"srv_ref", OPT_SRV_REF, 's',
461 "Reference value to use as senderKID of server in case no -srv_cert is given"},
462 {"srv_secret", OPT_SRV_SECRET, 's',
463 "Password source for server authentication with a pre-shared key (secret)"},
464 {"srv_cert", OPT_SRV_CERT, 's', "Certificate of the server"},
465 {"srv_key", OPT_SRV_KEY, 's',
466 "Private key used by the server for signing messages"},
467 {"srv_keypass", OPT_SRV_KEYPASS, 's',
468 "Server private key (and cert) file pass phrase source"},
469
470 {"srv_trusted", OPT_SRV_TRUSTED, 's',
471 "Trusted certificates for client authentication"},
472 {"srv_untrusted", OPT_SRV_UNTRUSTED, 's',
6b326fc3 473 "Intermediate certs that may be useful for verifying CMP protection"},
8d9a4d83
DDO		 474 {"rsp_cert", OPT_RSP_CERT, 's',
475 "Certificate to be returned as mock enrollment result"},
476 {"rsp_extracerts", OPT_RSP_EXTRACERTS, 's',
477 "Extra certificates to be included in mock certification responses"},
478 {"rsp_capubs", OPT_RSP_CAPUBS, 's',
479 "CA certificates to be included in mock ip response"},
480 {"poll_count", OPT_POLL_COUNT, 'n',
481 "Number of times the client must poll before receiving a certificate"},
482 {"check_after", OPT_CHECK_AFTER, 'n',
483 "The check_after value (time to wait) to include in poll response"},
484 {"grant_implicitconf", OPT_GRANT_IMPLICITCONF, '-',
485 "Grant implicit confirmation of newly enrolled certificate"},
486
487 {"pkistatus", OPT_PKISTATUS, 'n',
488 "PKIStatus to be included in server response. Possible values: 0..6"},
489 {"failure", OPT_FAILURE, 'n',
490 "A single failure info bit number to include in server response, 0..26"},
491 {"failurebits", OPT_FAILUREBITS, 'n',
492 "Number representing failure bits to include in server response, 0..2^27 - 1"},
493 {"statusstring", OPT_STATUSSTRING, 's',
494 "Status string to be included in server response"},
495 {"send_error", OPT_SEND_ERROR, '-',
496 "Force server to reply with error message"},
497 {"send_unprotected", OPT_SEND_UNPROTECTED, '-',
498 "Send response messages without CMP-level protection"},
499 {"send_unprot_err", OPT_SEND_UNPROT_ERR, '-',
500 "In case of negative responses, server shall send unprotected error messages,"},
501 {OPT_MORE_STR, 0, 0,
502 "certificate responses (ip/cp/kup), and revocation responses (rp)."},
503 {OPT_MORE_STR, 0, 0,
504 "WARNING: This setting leads to behavior violating RFC 4210"},
505 {"accept_unprotected", OPT_ACCEPT_UNPROTECTED, '-',
506 "Accept missing or invalid protection of requests"},
507 {"accept_unprot_err", OPT_ACCEPT_UNPROT_ERR, '-',
508 "Accept unprotected error messages from client"},
509 {"accept_raverified", OPT_ACCEPT_RAVERIFIED, '-',
510 "Accept RAVERIFIED as proof-of-possession (POPO)"},
511
512 OPT_V_OPTIONS,
513 {NULL}
514};
515
516typedef union {
517 char **txt;
518 int *num;
519 long *num_long;
520} varref;
521static varref cmp_vars[] = { /* must be in same order as enumerated above! */
1a5ae1da 522 {&opt_config}, {&opt_section}, {(char **)&opt_verbosity},
8d9a4d83
DDO		 523
524 {&opt_cmd_s}, {&opt_infotype_s}, {&opt_geninfo},
525
526 {&opt_newkey}, {&opt_newkeypass}, {&opt_subject}, {&opt_issuer},
527 {(char **)&opt_days}, {&opt_reqexts},
528 {&opt_sans}, {(char **)&opt_san_nodefault},
529 {&opt_policies}, {&opt_policy_oids}, {(char **)&opt_policy_oids_critical},
530 {(char **)&opt_popo}, {&opt_csr},
531 {&opt_out_trusted},
532 {(char **)&opt_implicit_confirm}, {(char **)&opt_disable_confirm},
39082af2 533 {&opt_certout}, {&opt_chainout},
8d9a4d83
DDO		 534
535 {&opt_oldcert}, {(char **)&opt_revreason},
536
537 {&opt_server}, {&opt_proxy}, {&opt_no_proxy}, {&opt_path},
538 {(char **)&opt_msg_timeout}, {(char **)&opt_total_timeout},
539
540 {&opt_trusted}, {&opt_untrusted}, {&opt_srvcert},
541 {&opt_recipient}, {&opt_expect_sender},
542 {(char **)&opt_ignore_keyusage}, {(char **)&opt_unprotected_errors},
543 {&opt_extracertsout}, {&opt_cacertsout},
544
15076c26
DDO		 545 {&opt_ref}, {&opt_secret},
546 {&opt_cert}, {&opt_own_trusted}, {&opt_key}, {&opt_keypass},
8d9a4d83
DDO		 547 {&opt_digest}, {&opt_mac}, {&opt_extracerts},
548 {(char **)&opt_unprotected_requests},
549
b3c5aadf 550 {&opt_certform_s}, {&opt_keyform_s},
8d9a4d83
DDO		 551 {&opt_otherpass},
552#ifndef OPENSSL_NO_ENGINE
553 {&opt_engine},
554#endif
555
556 {(char **)&opt_tls_used}, {&opt_tls_cert}, {&opt_tls_key},
557 {&opt_tls_keypass},
558 {&opt_tls_extra}, {&opt_tls_trusted}, {&opt_tls_host},
559
560 {(char **)&opt_batch}, {(char **)&opt_repeat},
143be474
DDO		 561 {&opt_reqin}, {(char **)&opt_reqin_new_tid},
562 {&opt_reqout}, {&opt_rspin}, {&opt_rspout},
8d9a4d83
DDO		 563
564 {(char **)&opt_use_mock_srv}, {&opt_port}, {(char **)&opt_max_msgs},
565 {&opt_srv_ref}, {&opt_srv_secret},
566 {&opt_srv_cert}, {&opt_srv_key}, {&opt_srv_keypass},
567 {&opt_srv_trusted}, {&opt_srv_untrusted},
568 {&opt_rsp_cert}, {&opt_rsp_extracerts}, {&opt_rsp_capubs},
569 {(char **)&opt_poll_count}, {(char **)&opt_check_after},
570 {(char **)&opt_grant_implicitconf},
571 {(char **)&opt_pkistatus}, {(char **)&opt_failure},
572 {(char **)&opt_failurebits}, {&opt_statusstring},
573 {(char **)&opt_send_error}, {(char **)&opt_send_unprotected},
574 {(char **)&opt_send_unprot_err}, {(char **)&opt_accept_unprotected},
575 {(char **)&opt_accept_unprot_err}, {(char **)&opt_accept_raverified},
576
577 {NULL}
578};
579
1a5ae1da
DDO		 580#define FUNC (strcmp(OPENSSL_FUNC, "(unknown function)") == 0 \
581 ? "CMP" : OPENSSL_FUNC)
582#define CMP_print(bio, level, prefix, msg, a1, a2, a3) \
583 ((void)(level > opt_verbosity ? 0 : \
584 (BIO_printf(bio, "%s:%s:%d:CMP %s: " msg "\n", \
585 FUNC, OPENSSL_FILE, OPENSSL_LINE, prefix, a1, a2, a3))))
586#define CMP_DEBUG(m, a1, a2, a3) \
587 CMP_print(bio_out, OSSL_CMP_LOG_DEBUG, "debug", m, a1, a2, a3)
588#define CMP_debug(msg) CMP_DEBUG(msg"%s%s%s", "", "", "")
589#define CMP_debug1(msg, a1) CMP_DEBUG(msg"%s%s", a1, "", "")
590#define CMP_debug2(msg, a1, a2) CMP_DEBUG(msg"%s", a1, a2, "")
591#define CMP_debug3(msg, a1, a2, a3) CMP_DEBUG(msg, a1, a2, a3)
592#define CMP_INFO(msg, a1, a2, a3) \
593 CMP_print(bio_out, OSSL_CMP_LOG_INFO, "info", msg, a1, a2, a3)
8d9a4d83
DDO		 594#define CMP_info(msg) CMP_INFO(msg"%s%s%s", "", "", "")
595#define CMP_info1(msg, a1) CMP_INFO(msg"%s%s", a1, "", "")
596#define CMP_info2(msg, a1, a2) CMP_INFO(msg"%s", a1, a2, "")
597#define CMP_info3(msg, a1, a2, a3) CMP_INFO(msg, a1, a2, a3)
1a5ae1da
DDO		 598#define CMP_WARN(m, a1, a2, a3) \
599 CMP_print(bio_out, OSSL_CMP_LOG_WARNING, "warning", m, a1, a2, a3)
8d9a4d83
DDO		 600#define CMP_warn(msg) CMP_WARN(msg"%s%s%s", "", "", "")
601#define CMP_warn1(msg, a1) CMP_WARN(msg"%s%s", a1, "", "")
602#define CMP_warn2(msg, a1, a2) CMP_WARN(msg"%s", a1, a2, "")
603#define CMP_warn3(msg, a1, a2, a3) CMP_WARN(msg, a1, a2, a3)
1a5ae1da
DDO		 604#define CMP_ERR(msg, a1, a2, a3) \
605 CMP_print(bio_err, OSSL_CMP_LOG_ERR, "error", msg, a1, a2, a3)
8d9a4d83
DDO		 606#define CMP_err(msg) CMP_ERR(msg"%s%s%s", "", "", "")
607#define CMP_err1(msg, a1) CMP_ERR(msg"%s%s", a1, "", "")
608#define CMP_err2(msg, a1, a2) CMP_ERR(msg"%s", a1, a2, "")
609#define CMP_err3(msg, a1, a2, a3) CMP_ERR(msg, a1, a2, a3)
610
611static int print_to_bio_out(const char *func, const char *file, int line,
612 OSSL_CMP_severity level, const char *msg)
613{
614 return OSSL_CMP_print_to_bio(bio_out, func, file, line, level, msg);
615}
616
1a5ae1da
DDO		 617static int set_verbosity(int level)
618{
619 if (level < OSSL_CMP_LOG_EMERG || level > OSSL_CMP_LOG_MAX) {
620 CMP_err1("Logging verbosity level %d out of range (0 .. 8)", level);
621 return 0;
622 }
623 opt_verbosity = level;
624 return 1;
625}
626
8d9a4d83
DDO		 627static char *next_item(char *opt) /* in list separated by comma and/or space */
628{
629 /* advance to separator (comma or whitespace), if any */
630 while (*opt != ',' && !isspace(*opt) && *opt != '\0') {
631 if (*opt == '\\' && opt[1] != '\0')
632 /* skip and unescape '\' escaped char */
633 memmove(opt, opt + 1, strlen(opt));
634 opt++;
635 }
636 if (*opt != '\0') {
637 /* terminate current item */
638 *opt++ = '\0';
639 /* skip over any whitespace after separator */
640 while (isspace(*opt))
641 opt++;
642 }
643 return *opt == '\0' ? NULL : opt; /* NULL indicates end of input */
644}
645
646static EVP_PKEY *load_key_pwd(const char *uri, int format,
19765f5b 647 const char *pass, ENGINE *eng, const char *desc)
8d9a4d83
DDO		 648{
649 char *pass_string = get_passwd(pass, desc);
19765f5b 650 EVP_PKEY *pkey = load_key(uri, format, 0, pass_string, eng, desc);
8d9a4d83
DDO		 651
652 clear_free(pass_string);
653 return pkey;
654}
655
656static X509 *load_cert_pwd(const char *uri, const char *pass, const char *desc)
657{
658 X509 *cert;
659 char *pass_string = get_passwd(pass, desc);
660
661 cert = load_cert_pass(uri, 0, pass_string, desc);
662 clear_free(pass_string);
663 return cert;
664}
665
8d9a4d83
DDO		 666/*
667 * TODO potentially move this and related functions to apps/lib/
668 * or even better extend OSSL_STORE with type OSSL_STORE_INFO_CRL
669 */
670static X509_REQ *load_csr_autofmt(const char *infile, const char *desc)
671{
672 X509_REQ *csr;
673 BIO *bio_bak = bio_err;
8d9a4d83 674
2c0e356e
DDO		 675 bio_err = NULL; /* do not show errors on more than one try */
676 csr = load_csr(infile, FORMAT_PEM, desc);
8d9a4d83 677 bio_err = bio_bak;
2c0e356e 678 if (csr == NULL) {
8d9a4d83 679 ERR_clear_error();
2c0e356e 680 csr = load_csr(infile, FORMAT_ASN1, desc);
8d9a4d83
DDO		 681 }
682 if (csr == NULL) {
683 ERR_print_errors(bio_err);
684 BIO_printf(bio_err, "error: unable to load %s from file '%s'\n", desc,
685 infile);
686 }
687 return csr;
688}
689
2c0e356e 690static void warn_cert_msg(const char *uri, X509 *cert, const char *msg)
8d9a4d83 691{
2c0e356e 692 char *subj = X509_NAME_oneline(X509_get_subject_name(cert), NULL, 0);
8d9a4d83 693
2c0e356e
DDO		 694 CMP_warn3("certificate from '%s' with subject '%s' %s", uri, subj, msg);
695 OPENSSL_free(subj);
696}
697
698static void warn_cert(const char *uri, X509 *cert, int warn_EE)
699{
700 int res = X509_cmp_timeframe(vpm, X509_get0_notBefore(cert),
8d9a4d83 701 X509_get0_notAfter(cert));
2c0e356e
DDO		 702
703 if (res != 0)
704 warn_cert_msg(uri, cert, res > 0 ? "has expired" : "not yet valid");
705 if (warn_EE && (X509_get_extension_flags(cert) & EXFLAG_CA) == 0)
706 warn_cert_msg(uri, cert, "is not a CA cert");
8d9a4d83
DDO		 707}
708
2c0e356e
DDO		 709static void warn_certs(const char *uri, STACK_OF(X509) *certs, int warn_EE)
710{
711 int i;
712
713 for (i = 0; i < sk_X509_num(certs); i++)
714 warn_cert(uri, sk_X509_value(certs, i), warn_EE);
715}
716
717/* TODO potentially move this and related functions to apps/lib/apps.c */
718static int load_cert_certs(const char *uri,
719 X509 **pcert, STACK_OF(X509) **pcerts,
720 int exclude_http, const char *pass, const char *desc)
8d9a4d83
DDO		 721{
722 int ret = 0;
723 char *pass_string;
8d9a4d83 724
2c0e356e
DDO		 725 if (exclude_http && (strncasecmp(uri, "http://", 7) == 0
726 || strncasecmp(uri, "https://", 8) == 0)) {
8d9a4d83
DDO		 727 BIO_printf(bio_err, "error: HTTP retrieval not allowed for %s\n", desc);
728 return ret;
729 }
730 pass_string = get_passwd(pass, desc);
2c0e356e
DDO		 731 ret = load_key_certs_crls(uri, 0, pass_string, desc, NULL, NULL,
732 pcert, pcerts, NULL, NULL);
8d9a4d83
DDO		 733 clear_free(pass_string);
734
2c0e356e
DDO		 735 if (ret) {
736 if (pcert != NULL)
737 warn_cert(uri, *pcert, 0);
738 warn_certs(uri, *pcerts, 1);
739 } else {
740 sk_X509_pop_free(*pcerts, X509_free);
741 *pcerts = NULL;
742 }
8d9a4d83
DDO		 743 return ret;
744}
745
746/* set expected host name/IP addr and clears the email addr in the given ts */
747static int truststore_set_host_etc(X509_STORE *ts, char *host)
748{
749 X509_VERIFY_PARAM *ts_vpm = X509_STORE_get0_param(ts);
750
751 /* first clear any host names, IP, and email addresses */
752 if (!X509_VERIFY_PARAM_set1_host(ts_vpm, NULL, 0)
753 || !X509_VERIFY_PARAM_set1_ip(ts_vpm, NULL, 0)
754 || !X509_VERIFY_PARAM_set1_email(ts_vpm, NULL, 0))
755 return 0;
756 X509_VERIFY_PARAM_set_hostflags(ts_vpm,
757 X509_CHECK_FLAG_ALWAYS_CHECK_SUBJECT |
758 X509_CHECK_FLAG_NO_PARTIAL_WILDCARDS);
759 return (host != NULL && X509_VERIFY_PARAM_set1_ip_asc(ts_vpm, host))
760 || X509_VERIFY_PARAM_set1_host(ts_vpm, host, 0);
761}
762
763static X509_STORE *sk_X509_to_store(X509_STORE *store /* may be NULL */,
764 const STACK_OF(X509) *certs /* may NULL */)
765{
766 int i;
767
768 if (store == NULL)
769 store = X509_STORE_new();
770 if (store == NULL)
771 return NULL;
772 for (i = 0; i < sk_X509_num(certs); i++) {
773 if (!X509_STORE_add_cert(store, sk_X509_value(certs, i))) {
774 X509_STORE_free(store);
775 return NULL;
776 }
777 }
778 return store;
779}
780
781/* write OSSL_CMP_MSG DER-encoded to the specified file name item */
782static int write_PKIMESSAGE(const OSSL_CMP_MSG *msg, char **filenames)
783{
784 char *file;
8d9a4d83
DDO		 785
786 if (msg == NULL || filenames == NULL) {
787 CMP_err("NULL arg to write_PKIMESSAGE");
788 return 0;
789 }
790 if (*filenames == NULL) {
791 CMP_err("Not enough file names provided for writing PKIMessage");
792 return 0;
793 }
794
795 file = *filenames;
796 *filenames = next_item(file);
1202de44 797 if (OSSL_CMP_MSG_write(file, msg) < 0) {
8d9a4d83 798 CMP_err1("Cannot write PKIMessage to file '%s'", file);
8d9a4d83
DDO		 799 return 0;
800 }
8d9a4d83
DDO		 801 return 1;
802}
803
804/* read DER-encoded OSSL_CMP_MSG from the specified file name item */
805static OSSL_CMP_MSG *read_PKIMESSAGE(char **filenames)
806{
807 char *file;
8d9a4d83
DDO		 808 OSSL_CMP_MSG *ret;
809
810 if (filenames == NULL) {
811 CMP_err("NULL arg to read_PKIMESSAGE");
812 return NULL;
813 }
814 if (*filenames == NULL) {
815 CMP_err("Not enough file names provided for reading PKIMessage");
816 return NULL;
817 }
818
819 file = *filenames;
820 *filenames = next_item(file);
fafa56a1
DDO		 821
822 ret = OSSL_CMP_MSG_read(file);
8d9a4d83
DDO		 823 if (ret == NULL)
824 CMP_err1("Cannot read PKIMessage from file '%s'", file);
8d9a4d83
DDO		 825 return ret;
826}
827
828/*-
829 * Sends the PKIMessage req and on success place the response in *res
830 * basically like OSSL_CMP_MSG_http_perform(), but in addition allows
831 * to dump the sequence of requests and responses to files and/or
832 * to take the sequence of requests and responses from files.
833 */
834static OSSL_CMP_MSG *read_write_req_resp(OSSL_CMP_CTX *ctx,
835 const OSSL_CMP_MSG *req)
836{
837 OSSL_CMP_MSG *req_new = NULL;
838 OSSL_CMP_MSG *res = NULL;
839 OSSL_CMP_PKIHEADER *hdr;
840
841 if (req != NULL && opt_reqout != NULL
842 && !write_PKIMESSAGE(req, &opt_reqout))
843 goto err;
143be474
DDO		 844 if (opt_reqin != NULL && opt_rspin == NULL) {
845 if ((req_new = read_PKIMESSAGE(&opt_reqin)) == NULL)
846 goto err;
847 /*-
848 * The transaction ID in req_new read from opt_reqin may not be fresh.
849 * In this case the server may complain "Transaction id already in use."
850 * The following workaround unfortunately requires re-protection.
851 */
852 if (opt_reqin_new_tid
853 && !OSSL_CMP_MSG_update_transactionID(ctx, req_new))
854 goto err;
8d9a4d83
DDO		 855 }
856
857 if (opt_rspin != NULL) {
858 res = read_PKIMESSAGE(&opt_rspin);
859 } else {
860 const OSSL_CMP_MSG *actual_req = opt_reqin != NULL ? req_new : req;
861
862 res = opt_use_mock_srv
863 ? OSSL_CMP_CTX_server_perform(ctx, actual_req)
864 : OSSL_CMP_MSG_http_perform(ctx, actual_req);
865 }
866 if (res == NULL)
867 goto err;
868
869 if (opt_reqin != NULL || opt_rspin != NULL) {
870 /* need to satisfy nonce and transactionID checks */
871 ASN1_OCTET_STRING *nonce;
872 ASN1_OCTET_STRING *tid;
873
874 hdr = OSSL_CMP_MSG_get0_header(res);
875 nonce = OSSL_CMP_HDR_get0_recipNonce(hdr);
876 tid = OSSL_CMP_HDR_get0_transactionID(hdr);
877 if (!OSSL_CMP_CTX_set1_senderNonce(ctx, nonce)
878 || !OSSL_CMP_CTX_set1_transactionID(ctx, tid)) {
879 OSSL_CMP_MSG_free(res);
880 res = NULL;
881 goto err;
882 }
883 }
884
885 if (opt_rspout != NULL && !write_PKIMESSAGE(res, &opt_rspout)) {
886 OSSL_CMP_MSG_free(res);
887 res = NULL;
888 }
889
890 err:
891 OSSL_CMP_MSG_free(req_new);
892 return res;
893}
894
8d9a4d83
DDO		 895static int set_name(const char *str,
896 int (*set_fn) (OSSL_CMP_CTX *ctx, const X509_NAME *name),
897 OSSL_CMP_CTX *ctx, const char *desc)
898{
899 if (str != NULL) {
5a0991d0 900 X509_NAME *n = parse_name(str, MBSTRING_ASC, 1, desc);
8d9a4d83 901
57c05c57 902 if (n == NULL)
8d9a4d83 903 return 0;
8d9a4d83
DDO		 904 if (!(*set_fn) (ctx, n)) {
905 X509_NAME_free(n);
906 CMP_err("out of memory");
907 return 0;
908 }
909 X509_NAME_free(n);
910 }
911 return 1;
912}
913
914static int set_gennames(OSSL_CMP_CTX *ctx, char *names, const char *desc)
915{
916 char *next;
917
918 for (; names != NULL; names = next) {
919 GENERAL_NAME *n;
920
921 next = next_item(names);
922 if (strcmp(names, "critical") == 0) {
923 (void)OSSL_CMP_CTX_set_option(ctx,
924 OSSL_CMP_OPT_SUBJECTALTNAME_CRITICAL,
925 1);
926 continue;
927 }
928
929 /* try IP address first, then URI or domain name */
930 (void)ERR_set_mark();
931 n = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_IPADD, names, 0);
932 if (n == NULL)
933 n = a2i_GENERAL_NAME(NULL, NULL, NULL,
934 strchr(names, ':') != NULL ? GEN_URI : GEN_DNS,
935 names, 0);
936 (void)ERR_pop_to_mark();
937
938 if (n == NULL) {
939 CMP_err2("bad syntax of %s '%s'", desc, names);
940 return 0;
941 }
942 if (!OSSL_CMP_CTX_push1_subjectAltName(ctx, n)) {
943 GENERAL_NAME_free(n);
944 CMP_err("out of memory");
945 return 0;
946 }
947 GENERAL_NAME_free(n);
948 }
949 return 1;
950}
951
952/* TODO potentially move to apps/lib/apps.c */
953/*
954 * create cert store structure with certificates read from given file(s)
955 * returns pointer to created X509_STORE on success, NULL on error
956 */
957static X509_STORE *load_certstore(char *input, const char *desc)
958{
959 X509_STORE *store = NULL;
960 STACK_OF(X509) *certs = NULL;
961
8d9a4d83 962 while (input != NULL) {
2c0e356e
DDO		 963 char *next = next_item(input);
964 int ok;
8d9a4d83 965
2c0e356e 966 if (!load_cert_certs(input, NULL, &certs, 1, opt_otherpass, desc)) {
8d9a4d83 967 X509_STORE_free(store);
2c0e356e 968 return NULL;
8d9a4d83 969 }
2c0e356e 970 ok = (store = sk_X509_to_store(store, certs)) != NULL;
8d9a4d83
DDO		 971 sk_X509_pop_free(certs, X509_free);
972 certs = NULL;
2c0e356e
DDO		 973 if (!ok)
974 return NULL;
8d9a4d83
DDO		 975 input = next;
976 }
8d9a4d83
DDO		 977 return store;
978}
979
a0745e2b
DDO		 980static X509_STORE *load_trusted(char *input, int for_new_cert, const char *desc)
981{
982 X509_STORE *ts = load_certstore(input, desc);
983
984 if (ts == NULL)
985 return NULL;
986 X509_STORE_set_verify_cb(ts, X509_STORE_CTX_print_verify_cb);
987
988 /* copy vpm to store */
989 if (X509_STORE_set1_param(ts, vpm /* may be NULL */)
990 && (for_new_cert || truststore_set_host_etc(ts, NULL)))
991 return ts;
992 BIO_printf(bio_err, "error setting verification parameters\n");
993 OSSL_CMP_CTX_print_errors(cmp_ctx);
994 X509_STORE_free(ts);
995 return NULL;
996}
997
8d9a4d83
DDO		 998/* TODO potentially move to apps/lib/apps.c */
999static STACK_OF(X509) *load_certs_multifile(char *files,
1000 const char *pass, const char *desc)
1001{
1002 STACK_OF(X509) *certs = NULL;
1003 STACK_OF(X509) *result = sk_X509_new_null();
1004
1005 if (files == NULL)
1006 goto err;
1007 if (result == NULL)
1008 goto oom;
1009
1010 while (files != NULL) {
1011 char *next = next_item(files);
1012
2c0e356e 1013 if (!load_cert_certs(files, NULL, &certs, 0, pass, desc))
8d9a4d83 1014 goto err;
eeccc237
DDO		 1015 if (!X509_add_certs(result, certs,
1016 X509_ADD_FLAG_UP_REF | X509_ADD_FLAG_NO_DUP))
8d9a4d83
DDO		 1017 goto oom;
1018 sk_X509_pop_free(certs, X509_free);
1019 certs = NULL;
1020 files = next;
1021 }
1022 return result;
1023
1024 oom:
1025 BIO_printf(bio_err, "out of memory\n");
1026 err:
1027 sk_X509_pop_free(certs, X509_free);
1028 sk_X509_pop_free(result, X509_free);
1029 return NULL;
1030}
1031
1032typedef int (*add_X509_stack_fn_t)(void *ctx, const STACK_OF(X509) *certs);
8d9a4d83
DDO		 1033
1034static int setup_certs(char *files, const char *desc, void *ctx,
a0745e2b 1035 add_X509_stack_fn_t set1_fn)
8d9a4d83 1036{
a0745e2b
DDO		 1037 STACK_OF(X509) *certs;
1038 int ok;
8d9a4d83 1039
a0745e2b
DDO		 1040 if (files == NULL)
1041 return 1;
1042 if ((certs = load_certs_multifile(files, opt_otherpass, desc)) == NULL)
1043 return 0;
1044 ok = (*set1_fn)(ctx, certs);
1045 sk_X509_pop_free(certs, X509_free);
1046 return ok;
8d9a4d83
DDO		 1047}
1048
1049
1050/*
1051 * parse and transform some options, checking their syntax.
1052 * Returns 1 on success, 0 on error
1053 */
1054static int transform_opts(void)
1055{
1056 if (opt_cmd_s != NULL) {
1057 if (!strcmp(opt_cmd_s, "ir")) {
1058 opt_cmd = CMP_IR;
1059 } else if (!strcmp(opt_cmd_s, "kur")) {
1060 opt_cmd = CMP_KUR;
1061 } else if (!strcmp(opt_cmd_s, "cr")) {
1062 opt_cmd = CMP_CR;
1063 } else if (!strcmp(opt_cmd_s, "p10cr")) {
1064 opt_cmd = CMP_P10CR;
1065 } else if (!strcmp(opt_cmd_s, "rr")) {
1066 opt_cmd = CMP_RR;
1067 } else if (!strcmp(opt_cmd_s, "genm")) {
1068 opt_cmd = CMP_GENM;
1069 } else {
1070 CMP_err1("unknown cmp command '%s'", opt_cmd_s);
1071 return 0;
1072 }
1073 } else {
1074 CMP_err("no cmp command to execute");
1075 return 0;
1076 }
1077
1078#ifdef OPENSSL_NO_ENGINE
1079# define FORMAT_OPTIONS (OPT_FMT_PEMDER | OPT_FMT_PKCS12 | OPT_FMT_ENGINE)
1080#else
1081# define FORMAT_OPTIONS (OPT_FMT_PEMDER | OPT_FMT_PKCS12)
1082#endif
1083
1084 if (opt_keyform_s != NULL
1085 && !opt_format(opt_keyform_s, FORMAT_OPTIONS, &opt_keyform)) {
1086 CMP_err("unknown option given for key loading format");
1087 return 0;
1088 }
1089
1090#undef FORMAT_OPTIONS
1091
1092 if (opt_certform_s != NULL
1093 && !opt_format(opt_certform_s, OPT_FMT_PEMDER, &opt_certform)) {
1094 CMP_err("unknown option given for certificate storing format");
1095 return 0;
1096 }
1097
8d9a4d83
DDO		 1098 return 1;
1099}
1100
19765f5b 1101static OSSL_CMP_SRV_CTX *setup_srv_ctx(ENGINE *engine)
8d9a4d83
DDO		 1102{
1103 OSSL_CMP_CTX *ctx; /* extra CMP (client) ctx partly used by server */
1a7cd250
DDO		 1104 OSSL_CMP_SRV_CTX *srv_ctx = ossl_cmp_mock_srv_new(app_get0_libctx(),
1105 app_get0_propq());
8d9a4d83
DDO		 1106
1107 if (srv_ctx == NULL)
1108 return NULL;
1109 ctx = OSSL_CMP_SRV_CTX_get0_cmp_ctx(srv_ctx);
1110
1111 if (opt_srv_ref == NULL) {
1112 if (opt_srv_cert == NULL) {
1113 /* opt_srv_cert should determine the sender */
1114 CMP_err("must give -srv_ref for server if no -srv_cert given");
1115 goto err;
1116 }
1117 } else {
1118 if (!OSSL_CMP_CTX_set1_referenceValue(ctx, (unsigned char *)opt_srv_ref,
1119 strlen(opt_srv_ref)))
1120 goto err;
1121 }
1122
1123 if (opt_srv_secret != NULL) {
1124 int res;
1125 char *pass_str = get_passwd(opt_srv_secret, "PBMAC secret of server");
1126
1127 if (pass_str != NULL) {
1128 cleanse(opt_srv_secret);
1129 res = OSSL_CMP_CTX_set1_secretValue(ctx, (unsigned char *)pass_str,
1130 strlen(pass_str));
1131 clear_free(pass_str);
1132 if (res == 0)
1133 goto err;
1134 }
1135 } else if (opt_srv_cert == NULL) {
1136 CMP_err("server credentials must be given if -use_mock_srv or -port is used");
1137 goto err;
1138 } else {
1139 CMP_warn("server will not be able to handle PBM-protected requests since -srv_secret is not given");
1140 }
1141
1142 if (opt_srv_secret == NULL
1143 && ((opt_srv_cert == NULL) != (opt_srv_key == NULL))) {
1144 CMP_err("must give both -srv_cert and -srv_key options or neither");
1145 goto err;
1146 }
1147 if (opt_srv_cert != NULL) {
1148 X509 *srv_cert = load_cert_pwd(opt_srv_cert, opt_srv_keypass,
1149 "certificate of the server");
63f1883d
DDO		 1150
1151 if (srv_cert == NULL || !OSSL_CMP_CTX_set1_cert(ctx, srv_cert)) {
8d9a4d83
DDO		 1152 X509_free(srv_cert);
1153 goto err;
1154 }
1155 X509_free(srv_cert);
1156 }
1157 if (opt_srv_key != NULL) {
1158 EVP_PKEY *pkey = load_key_pwd(opt_srv_key, opt_keyform,
1159 opt_srv_keypass,
19765f5b 1160 engine, "private key for server cert");
8d9a4d83
DDO		 1161
1162 if (pkey == NULL || !OSSL_CMP_CTX_set1_pkey(ctx, pkey)) {
1163 EVP_PKEY_free(pkey);
1164 goto err;
1165 }
1166 EVP_PKEY_free(pkey);
1167 }
1168 cleanse(opt_srv_keypass);
1169
1170 if (opt_srv_trusted != NULL) {
1171 X509_STORE *ts =
a0745e2b 1172 load_trusted(opt_srv_trusted, 0, "certs trusted by server");
8d9a4d83 1173
a0745e2b 1174 if (ts == NULL || !OSSL_CMP_CTX_set0_trustedStore(ctx, ts)) {
8d9a4d83
DDO		 1175 X509_STORE_free(ts);
1176 goto err;
1177 }
1178 } else {
1179 CMP_warn("server will not be able to handle signature-protected requests since -srv_trusted is not given");
1180 }
2c0e356e
DDO		 1181 if (!setup_certs(opt_srv_untrusted,
1182 "untrusted certificates for mock server", ctx,
a0745e2b 1183 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_untrusted))
8d9a4d83
DDO		 1184 goto err;
1185
1186 if (opt_rsp_cert == NULL) {
1187 CMP_err("must give -rsp_cert for mock server");
1188 goto err;
1189 } else {
1190 X509 *cert = load_cert_pwd(opt_rsp_cert, opt_keypass,
1191 "cert to be returned by the mock server");
1192
1193 if (cert == NULL)
1194 goto err;
1195 /* from server perspective the server is the client */
1196 if (!ossl_cmp_mock_srv_set1_certOut(srv_ctx, cert)) {
1197 X509_free(cert);
1198 goto err;
1199 }
1200 X509_free(cert);
1201 }
1202 /* TODO find a cleaner solution not requiring type casts */
1203 if (!setup_certs(opt_rsp_extracerts,
1204 "CMP extra certificates for mock server", srv_ctx,
a0745e2b 1205 (add_X509_stack_fn_t)ossl_cmp_mock_srv_set1_chainOut))
8d9a4d83
DDO		 1206 goto err;
1207 if (!setup_certs(opt_rsp_capubs, "caPubs for mock server", srv_ctx,
a0745e2b 1208 (add_X509_stack_fn_t)ossl_cmp_mock_srv_set1_caPubsOut))
8d9a4d83
DDO		 1209 goto err;
1210 (void)ossl_cmp_mock_srv_set_pollCount(srv_ctx, opt_poll_count);
1211 (void)ossl_cmp_mock_srv_set_checkAfterTime(srv_ctx, opt_check_after);
1212 if (opt_grant_implicitconf)
1213 (void)OSSL_CMP_SRV_CTX_set_grant_implicit_confirm(srv_ctx, 1);
1214
1215 if (opt_failure != INT_MIN) { /* option has been set explicity */
1216 if (opt_failure < 0 || OSSL_CMP_PKIFAILUREINFO_MAX < opt_failure) {
1217 CMP_err1("-failure out of range, should be >= 0 and <= %d",
1218 OSSL_CMP_PKIFAILUREINFO_MAX);
1219 goto err;
1220 }
1221 if (opt_failurebits != 0)
1222 CMP_warn("-failurebits overrides -failure");
1223 else
1224 opt_failurebits = 1 << opt_failure;
1225 }
1226 if ((unsigned)opt_failurebits > OSSL_CMP_PKIFAILUREINFO_MAX_BIT_PATTERN) {
1227 CMP_err("-failurebits out of range");
1228 goto err;
1229 }
1230 if (!ossl_cmp_mock_srv_set_statusInfo(srv_ctx, opt_pkistatus,
1231 opt_failurebits, opt_statusstring))
1232 goto err;
1233
1234 if (opt_send_error)
1235 (void)ossl_cmp_mock_srv_set_send_error(srv_ctx, 1);
1236
1237 if (opt_send_unprotected)
1238 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_SEND, 1);
1239 if (opt_send_unprot_err)
1240 (void)OSSL_CMP_SRV_CTX_set_send_unprotected_errors(srv_ctx, 1);
1241 if (opt_accept_unprotected)
1242 (void)OSSL_CMP_SRV_CTX_set_accept_unprotected(srv_ctx, 1);
1243 if (opt_accept_unprot_err)
1244 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_ERRORS, 1);
1245 if (opt_accept_raverified)
1246 (void)OSSL_CMP_SRV_CTX_set_accept_raverified(srv_ctx, 1);
1247
1248 return srv_ctx;
1249
1250 err:
1251 ossl_cmp_mock_srv_free(srv_ctx);
1252 return NULL;
1253}
1254
1255/*
1256 * set up verification aspects of OSSL_CMP_CTX w.r.t. opts from config file/CLI.
1257 * Returns pointer on success, NULL on error
1258 */
1259static int setup_verification_ctx(OSSL_CMP_CTX *ctx)
1260{
1261 if (!setup_certs(opt_untrusted, "untrusted certificates", ctx,
a0745e2b
DDO		 1262 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_untrusted))
1263 return 0;
8d9a4d83
DDO		 1264
1265 if (opt_srvcert != NULL || opt_trusted != NULL) {
a0745e2b
DDO		 1266 X509 *srvcert;
1267 X509_STORE *ts;
1268 int ok;
8d9a4d83
DDO		 1269
1270 if (opt_srvcert != NULL) {
8d9a4d83
DDO		 1271 if (opt_trusted != NULL) {
1272 CMP_warn("-trusted option is ignored since -srvcert option is present");
1273 opt_trusted = NULL;
1274 }
1275 if (opt_recipient != NULL) {
1276 CMP_warn("-recipient option is ignored since -srvcert option is present");
1277 opt_recipient = NULL;
1278 }
1279 srvcert = load_cert_pwd(opt_srvcert, opt_otherpass,
1280 "directly trusted CMP server certificate");
a0745e2b 1281 ok = srvcert != NULL && OSSL_CMP_CTX_set1_srvCert(ctx, srvcert);
8d9a4d83 1282 X509_free(srvcert);
a0745e2b
DDO		 1283 if (!ok)
1284 return 0;
8d9a4d83 1285 }
a0745e2b
DDO		 1286 if (opt_trusted != NULL) {
1287 /*
1288 * the 0 arg below clears any expected host/ip/email address;
1289 * opt_expect_sender is used instead
1290 */
1291 ts = load_trusted(opt_trusted, 0, "certs trusted by client");
1292
1293 if (ts == NULL || !OSSL_CMP_CTX_set0_trustedStore(ctx, ts)) {
1294 X509_STORE_free(ts);
1295 return 0;
1296 }
8d9a4d83
DDO		 1297 }
1298 }
1299
1300 if (opt_ignore_keyusage)
1301 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_IGNORE_KEYUSAGE, 1);
1302
1303 if (opt_unprotected_errors)
1304 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_ERRORS, 1);
1305
1306 if (opt_out_trusted != NULL) { /* for use in OSSL_CMP_certConf_cb() */
1307 X509_VERIFY_PARAM *out_vpm = NULL;
1308 X509_STORE *out_trusted =
a0745e2b
DDO		 1309 load_trusted(opt_out_trusted, 1,
1310 "trusted certs for verifying newly enrolled cert");
8d9a4d83
DDO		 1311
1312 if (out_trusted == NULL)
a0745e2b 1313 return 0;
8d9a4d83
DDO		 1314 /* ignore any -attime here, new certs are current anyway */
1315 out_vpm = X509_STORE_get0_param(out_trusted);
1316 X509_VERIFY_PARAM_clear_flags(out_vpm, X509_V_FLAG_USE_CHECK_TIME);
1317
1318 (void)OSSL_CMP_CTX_set_certConf_cb_arg(ctx, out_trusted);
1319 }
1320
1321 if (opt_disable_confirm)
1322 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_DISABLE_CONFIRM, 1);
1323
1324 if (opt_implicit_confirm)
1325 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_IMPLICIT_CONFIRM, 1);
1326
8d9a4d83 1327 return 1;
8d9a4d83
DDO		 1328}
1329
1330#ifndef OPENSSL_NO_SOCK
1331/*
1332 * set up ssl_ctx for the OSSL_CMP_CTX based on options from config file/CLI.
1333 * Returns pointer on success, NULL on error
1334 */
19765f5b 1335static SSL_CTX *setup_ssl_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83 1336{
a0745e2b 1337 STACK_OF(X509) *untrusted = OSSL_CMP_CTX_get0_untrusted(ctx);
8d9a4d83
DDO		 1338 EVP_PKEY *pkey = NULL;
1339 X509_STORE *trust_store = NULL;
1340 SSL_CTX *ssl_ctx;
1341 int i;
1342
1343 ssl_ctx = SSL_CTX_new(TLS_client_method());
1344 if (ssl_ctx == NULL)
1345 return NULL;
1346
1347 SSL_CTX_set_mode(ssl_ctx, SSL_MODE_AUTO_RETRY);
1348
1349 if (opt_tls_trusted != NULL) {
1350 if ((trust_store = load_certstore(opt_tls_trusted,
1351 "trusted TLS certificates")) == NULL)
1352 goto err;
1353 SSL_CTX_set_cert_store(ssl_ctx, trust_store);
1354 /* for improved diagnostics on SSL_CTX_build_cert_chain() errors: */
1355 X509_STORE_set_verify_cb(trust_store, X509_STORE_CTX_print_verify_cb);
1356 }
1357
1358 if (opt_tls_cert != NULL && opt_tls_key != NULL) {
1359 X509 *cert;
1360 STACK_OF(X509) *certs = NULL;
2c0e356e 1361 int ok;
8d9a4d83 1362
2c0e356e
DDO		 1363 if (!load_cert_certs(opt_tls_cert, &cert, &certs, 0, opt_tls_keypass,
1364 "TLS client certificate (optionally with chain)"))
1365 /* need opt_tls_keypass if opt_tls_cert is encrypted PKCS#12 file */
8d9a4d83
DDO		 1366 goto err;
1367
2c0e356e
DDO		 1368 ok = SSL_CTX_use_certificate(ssl_ctx, cert) > 0;
1369 X509_free(cert);
8d9a4d83
DDO		 1370
1371 /*
1372 * Any further certs and any untrusted certs are used for constructing
8b22c283 1373 * the chain to be provided with the TLS client cert to the TLS server.
8d9a4d83 1374 */
2c0e356e
DDO		 1375 if (!ok || !SSL_CTX_set0_chain(ssl_ctx, certs)) {
1376 CMP_err1("unable to use client TLS certificate file '%s'",
1377 opt_tls_cert);
8d9a4d83
DDO		 1378 sk_X509_pop_free(certs, X509_free);
1379 goto err;
1380 }
a0745e2b
DDO		 1381 for (i = 0; i < sk_X509_num(untrusted); i++) {
1382 cert = sk_X509_value(untrusted, i);
8d9a4d83
DDO		 1383 if (!SSL_CTX_add1_chain_cert(ssl_ctx, cert)) {
1384 CMP_err("could not add untrusted cert to TLS client cert chain");
1385 goto err;
1386 }
1387 }
a0745e2b
DDO		 1388
1389 {
1390 X509_VERIFY_PARAM *tls_vpm = NULL;
1391 unsigned long bak_flags = 0; /* compiler warns without init */
1392
1393 if (trust_store != NULL) {
1394 tls_vpm = X509_STORE_get0_param(trust_store);
1395 bak_flags = X509_VERIFY_PARAM_get_flags(tls_vpm);
1396 /* disable any cert status/revocation checking etc. */
1397 X509_VERIFY_PARAM_clear_flags(tls_vpm,
1398 ~(X509_V_FLAG_USE_CHECK_TIME
1399 | X509_V_FLAG_NO_CHECK_TIME));
1400 }
1401 CMP_debug("trying to build cert chain for own TLS cert");
1402 if (SSL_CTX_build_cert_chain(ssl_ctx,
1403 SSL_BUILD_CHAIN_FLAG_UNTRUSTED |
1404 SSL_BUILD_CHAIN_FLAG_NO_ROOT)) {
1405 CMP_debug("success building cert chain for own TLS cert");
1406 } else {
1407 OSSL_CMP_CTX_print_errors(ctx);
1408 CMP_warn("could not build cert chain for own TLS cert");
1409 }
1410 if (trust_store != NULL)
1411 X509_VERIFY_PARAM_set_flags(tls_vpm, bak_flags);
8d9a4d83
DDO		 1412 }
1413
1414 /* If present we append to the list also the certs from opt_tls_extra */
1415 if (opt_tls_extra != NULL) {
1416 STACK_OF(X509) *tls_extra = load_certs_multifile(opt_tls_extra,
1417 opt_otherpass,
1418 "extra certificates for TLS");
1419 int res = 1;
1420
1421 if (tls_extra == NULL)
1422 goto err;
1423 for (i = 0; i < sk_X509_num(tls_extra); i++) {
1424 cert = sk_X509_value(tls_extra, i);
1425 if (res != 0)
1426 res = SSL_CTX_add_extra_chain_cert(ssl_ctx, cert);
1427 if (res == 0)
1428 X509_free(cert);
1429 }
1430 sk_X509_free(tls_extra);
1431 if (res == 0) {
1432 BIO_printf(bio_err, "error: unable to add TLS extra certs\n");
1433 goto err;
1434 }
1435 }
1436
1437 pkey = load_key_pwd(opt_tls_key, opt_keyform, opt_tls_keypass,
19765f5b 1438 engine, "TLS client private key");
8d9a4d83
DDO		 1439 cleanse(opt_tls_keypass);
1440 if (pkey == NULL)
1441 goto err;
1442 /*
1443 * verify the key matches the cert,
1444 * not using SSL_CTX_check_private_key(ssl_ctx)
1445 * because it gives poor and sometimes misleading diagnostics
1446 */
1447 if (!X509_check_private_key(SSL_CTX_get0_certificate(ssl_ctx),
1448 pkey)) {
1449 CMP_err2("TLS private key '%s' does not match the TLS certificate '%s'\n",
1450 opt_tls_key, opt_tls_cert);
1451 EVP_PKEY_free(pkey);
1452 pkey = NULL; /* otherwise, for some reason double free! */
1453 goto err;
1454 }
1455 if (SSL_CTX_use_PrivateKey(ssl_ctx, pkey) <= 0) {
1456 CMP_err1("unable to use TLS client private key '%s'", opt_tls_key);
1457 EVP_PKEY_free(pkey);
1458 pkey = NULL; /* otherwise, for some reason double free! */
1459 goto err;
1460 }
1461 EVP_PKEY_free(pkey); /* we do not need the handle any more */
1462 }
1463 if (opt_tls_trusted != NULL) {
1464 /* enable and parameterize server hostname/IP address check */
1465 if (!truststore_set_host_etc(trust_store,
1466 opt_tls_host != NULL ?
1467 opt_tls_host : opt_server))
1468 /* TODO: is the server host name correct for TLS via proxy? */
1469 goto err;
1470 SSL_CTX_set_verify(ssl_ctx, SSL_VERIFY_PEER, NULL);
1471 }
1472 return ssl_ctx;
1473 err:
1474 SSL_CTX_free(ssl_ctx);
1475 return NULL;
1476}
1477#endif
1478
1479/*
1480 * set up protection aspects of OSSL_CMP_CTX based on options from config
1481 * file/CLI while parsing options and checking their consistency.
1482 * Returns 1 on success, 0 on error
1483 */
19765f5b 1484static int setup_protection_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83 1485{
ef2d3588
DDO		 1486 if (!opt_unprotected_requests && opt_secret == NULL && opt_key == NULL) {
1487 CMP_err("must give -key or -secret unless -unprotected_requests is used");
a0745e2b 1488 return 0;
8d9a4d83
DDO		 1489 }
1490
1491 if (opt_ref == NULL && opt_cert == NULL && opt_subject == NULL) {
1492 /* cert or subject should determine the sender */
1493 CMP_err("must give -ref if no -cert and no -subject given");
a0745e2b 1494 return 0;
8d9a4d83
DDO		 1495 }
1496 if (!opt_secret && ((opt_cert == NULL) != (opt_key == NULL))) {
1497 CMP_err("must give both -cert and -key options or neither");
a0745e2b 1498 return 0;
8d9a4d83
DDO		 1499 }
1500 if (opt_secret != NULL) {
1501 char *pass_string = get_passwd(opt_secret, "PBMAC");
1502 int res;
1503
1504 if (pass_string != NULL) {
1505 cleanse(opt_secret);
1506 res = OSSL_CMP_CTX_set1_secretValue(ctx,
1507 (unsigned char *)pass_string,
1508 strlen(pass_string));
1509 clear_free(pass_string);
1510 if (res == 0)
a0745e2b 1511 return 0;
8d9a4d83
DDO		 1512 }
1513 if (opt_cert != NULL || opt_key != NULL)
ef2d3588 1514 CMP_warn("-cert and -key not used for protection since -secret is given");
8d9a4d83
DDO		 1515 }
1516 if (opt_ref != NULL
1517 && !OSSL_CMP_CTX_set1_referenceValue(ctx, (unsigned char *)opt_ref,
1518 strlen(opt_ref)))
a0745e2b 1519 return 0;
8d9a4d83
DDO		 1520
1521 if (opt_key != NULL) {
19765f5b 1522 EVP_PKEY *pkey = load_key_pwd(opt_key, opt_keyform, opt_keypass, engine,
8d9a4d83
DDO		 1523 "private key for CMP client certificate");
1524
1525 if (pkey == NULL || !OSSL_CMP_CTX_set1_pkey(ctx, pkey)) {
1526 EVP_PKEY_free(pkey);
a0745e2b 1527 return 0;
8d9a4d83
DDO		 1528 }
1529 EVP_PKEY_free(pkey);
1530 }
b434b2c0
DDO		 1531 if (opt_secret == NULL && opt_srvcert == NULL && opt_trusted == NULL)
1532 CMP_warn("will not authenticate server due to missing -secret, -trusted, or -srvcert");
8d9a4d83
DDO		 1533
1534 if (opt_cert != NULL) {
63f1883d 1535 X509 *cert;
8d9a4d83 1536 STACK_OF(X509) *certs = NULL;
15076c26 1537 X509_STORE *own_trusted = NULL;
a0745e2b 1538 int ok;
8d9a4d83 1539
2c0e356e
DDO		 1540 if (!load_cert_certs(opt_cert, &cert, &certs, 0, opt_keypass,
1541 "CMP client certificate (optionally with chain)"))
8d9a4d83 1542 /* opt_keypass is needed if opt_cert is an encrypted PKCS#12 file */
a0745e2b 1543 return 0;
63f1883d
DDO		 1544 ok = OSSL_CMP_CTX_set1_cert(ctx, cert);
1545 X509_free(cert);
15076c26
DDO		 1546 if (!ok) {
1547 CMP_err("out of memory");
1548 } else {
1549 if (opt_own_trusted != NULL) {
a0745e2b
DDO		 1550 own_trusted = load_trusted(opt_own_trusted, 0,
1551 "trusted certs for verifying own CMP signer cert");
1552 ok = own_trusted != NULL;
15076c26
DDO		 1553 }
1554 ok = ok && OSSL_CMP_CTX_build_cert_chain(ctx, own_trusted, certs);
8d9a4d83 1555 }
15076c26 1556 X509_STORE_free(own_trusted);
8d9a4d83
DDO		 1557 sk_X509_pop_free(certs, X509_free);
1558 if (!ok)
a0745e2b 1559 return 0;
15076c26
DDO		 1560 } else if (opt_own_trusted != NULL) {
1561 CMP_warn("-own_trusted option is ignored without -cert");
8d9a4d83
DDO		 1562 }
1563
1564 if (!setup_certs(opt_extracerts, "extra certificates for CMP", ctx,
a0745e2b
DDO		 1565 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_extraCertsOut))
1566 return 0;
8d9a4d83
DDO		 1567 cleanse(opt_otherpass);
1568
1569 if (opt_unprotected_requests)
1570 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_SEND, 1);
1571
1572 if (opt_digest != NULL) {
1573 int digest = OBJ_ln2nid(opt_digest);
1574
1575 if (digest == NID_undef) {
1576 CMP_err1("digest algorithm name not recognized: '%s'", opt_digest);
a0745e2b 1577 return 0;
8d9a4d83 1578 }
6d1f50b5
DDO		 1579 if (!OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_DIGEST_ALGNID, digest)
1580 || !OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_OWF_ALGNID, digest)) {
1581 CMP_err1("digest algorithm name not supported: '%s'", opt_digest);
a0745e2b 1582 return 0;
6d1f50b5 1583 }
8d9a4d83
DDO		 1584 }
1585
1586 if (opt_mac != NULL) {
1587 int mac = OBJ_ln2nid(opt_mac);
1588 if (mac == NID_undef) {
1589 CMP_err1("MAC algorithm name not recognized: '%s'", opt_mac);
a0745e2b 1590 return 0;
8d9a4d83
DDO		 1591 }
1592 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_MAC_ALGNID, mac);
1593 }
1594 return 1;
8d9a4d83
DDO		 1595}
1596
1597/*
1598 * set up IR/CR/KUR/CertConf/RR specific parts of the OSSL_CMP_CTX
1599 * based on options from config file/CLI.
1600 * Returns pointer on success, NULL on error
1601 */
19765f5b 1602static int setup_request_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83 1603{
62261446
DDO		 1604 if (opt_subject == NULL && opt_oldcert == NULL && opt_cert == NULL
1605 && opt_cmd != CMP_RR && opt_cmd != CMP_GENM)
8d9a4d83
DDO		 1606 CMP_warn("no -subject given, neither -oldcert nor -cert available as default");
1607 if (!set_name(opt_subject, OSSL_CMP_CTX_set1_subjectName, ctx, "subject")
1608 || !set_name(opt_issuer, OSSL_CMP_CTX_set1_issuer, ctx, "issuer"))
a0745e2b 1609 return 0;
8d9a4d83
DDO		 1610
1611 if (opt_newkey != NULL) {
1612 const char *file = opt_newkey;
1613 const int format = opt_keyform;
1614 const char *pass = opt_newkeypass;
1615 const char *desc = "new private or public key for cert to be enrolled";
19765f5b 1616 EVP_PKEY *pkey = load_key_pwd(file, format, pass, engine, NULL);
8d9a4d83
DDO		 1617 int priv = 1;
1618
1619 if (pkey == NULL) {
1620 ERR_clear_error();
19765f5b 1621 pkey = load_pubkey(file, format, 0, pass, engine, desc);
8d9a4d83
DDO		 1622 priv = 0;
1623 }
1624 cleanse(opt_newkeypass);
1625 if (pkey == NULL || !OSSL_CMP_CTX_set0_newPkey(ctx, priv, pkey)) {
1626 EVP_PKEY_free(pkey);
a0745e2b 1627 return 0;
8d9a4d83
DDO		 1628 }
1629 }
1630
11baa470
DDO		 1631 if (opt_days > 0
1632 && !OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_VALIDITY_DAYS,
1633 opt_days)) {
aff8c0a4 1634 CMP_err("could not set requested cert validity period");
a0745e2b 1635 return 0;
11baa470 1636 }
8d9a4d83
DDO		 1637
1638 if (opt_policies != NULL && opt_policy_oids != NULL) {
1639 CMP_err("cannot have policies both via -policies and via -policy_oids");
a0745e2b 1640 return 0;
8d9a4d83
DDO		 1641 }
1642
1643 if (opt_reqexts != NULL || opt_policies != NULL) {
1644 X509V3_CTX ext_ctx;
1645 X509_EXTENSIONS *exts = sk_X509_EXTENSION_new_null();
1646
1647 if (exts == NULL)
a0745e2b 1648 return 0;
8d9a4d83
DDO		 1649 X509V3_set_ctx(&ext_ctx, NULL, NULL, NULL, NULL, 0);
1650 X509V3_set_nconf(&ext_ctx, conf);
1651 if (opt_reqexts != NULL
1652 && !X509V3_EXT_add_nconf_sk(conf, &ext_ctx, opt_reqexts, &exts)) {
1653 CMP_err1("cannot load certificate request extension section '%s'",
1654 opt_reqexts);
1655 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
a0745e2b 1656 return 0;
8d9a4d83
DDO		 1657 }
1658 if (opt_policies != NULL
1659 && !X509V3_EXT_add_nconf_sk(conf, &ext_ctx, opt_policies, &exts)) {
1660 CMP_err1("cannot load policy cert request extension section '%s'",
1661 opt_policies);
1662 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
a0745e2b 1663 return 0;
8d9a4d83
DDO		 1664 }
1665 OSSL_CMP_CTX_set0_reqExtensions(ctx, exts);
1666 }
1667 if (OSSL_CMP_CTX_reqExtensions_have_SAN(ctx) && opt_sans != NULL) {
1668 CMP_err("cannot have Subject Alternative Names both via -reqexts and via -sans");
a0745e2b 1669 return 0;
8d9a4d83
DDO		 1670 }
1671
1672 if (!set_gennames(ctx, opt_sans, "Subject Alternative Name"))
a0745e2b 1673 return 0;
8d9a4d83
DDO		 1674
1675 if (opt_san_nodefault) {
1676 if (opt_sans != NULL)
1677 CMP_warn("-opt_san_nodefault has no effect when -sans is used");
1678 (void)OSSL_CMP_CTX_set_option(ctx,
1679 OSSL_CMP_OPT_SUBJECTALTNAME_NODEFAULT, 1);
1680 }
1681
1682 if (opt_policy_oids_critical) {
1683 if (opt_policy_oids == NULL)
1684 CMP_warn("-opt_policy_oids_critical has no effect unless -policy_oids is given");
1685 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_POLICIES_CRITICAL, 1);
1686 }
1687
1688 while (opt_policy_oids != NULL) {
1689 ASN1_OBJECT *policy;
1690 POLICYINFO *pinfo;
1691 char *next = next_item(opt_policy_oids);
1692
1693 if ((policy = OBJ_txt2obj(opt_policy_oids, 1)) == 0) {
1694 CMP_err1("unknown policy OID '%s'", opt_policy_oids);
a0745e2b 1695 return 0;
8d9a4d83
DDO		 1696 }
1697
1698 if ((pinfo = POLICYINFO_new()) == NULL) {
1699 ASN1_OBJECT_free(policy);
a0745e2b 1700 return 0;
8d9a4d83
DDO		 1701 }
1702 pinfo->policyid = policy;
1703
1704 if (!OSSL_CMP_CTX_push0_policy(ctx, pinfo)) {
1705 CMP_err1("cannot add policy with OID '%s'", opt_policy_oids);
1706 POLICYINFO_free(pinfo);
a0745e2b 1707 return 0;
8d9a4d83
DDO		 1708 }
1709 opt_policy_oids = next;
1710 }
1711
1712 if (opt_popo >= OSSL_CRMF_POPO_NONE)
1713 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_POPO_METHOD, opt_popo);
1714
1715 if (opt_csr != NULL) {
1716 if (opt_cmd != CMP_P10CR) {
1717 CMP_warn("-csr option is ignored for command other than p10cr");
1718 } else {
1719 X509_REQ *csr =
1720 load_csr_autofmt(opt_csr, "PKCS#10 CSR for p10cr");
1721
1722 if (csr == NULL)
a0745e2b 1723 return 0;
8d9a4d83
DDO		 1724 if (!OSSL_CMP_CTX_set1_p10CSR(ctx, csr)) {
1725 X509_REQ_free(csr);
1726 goto oom;
1727 }
1728 X509_REQ_free(csr);
1729 }
1730 }
1731
1732 if (opt_oldcert != NULL) {
1733 X509 *oldcert = load_cert_pwd(opt_oldcert, opt_keypass,
1734 "certificate to be updated/revoked");
1735 /* opt_keypass is needed if opt_oldcert is an encrypted PKCS#12 file */
1736
1737 if (oldcert == NULL)
a0745e2b 1738 return 0;
8d9a4d83
DDO		 1739 if (!OSSL_CMP_CTX_set1_oldCert(ctx, oldcert)) {
1740 X509_free(oldcert);
1741 goto oom;
1742 }
1743 X509_free(oldcert);
1744 }
1745 cleanse(opt_keypass);
1746 if (opt_revreason > CRL_REASON_NONE)
1747 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_REVOCATION_REASON,
1748 opt_revreason);
1749
1750 return 1;
1751
1752 oom:
1753 CMP_err("out of memory");
8d9a4d83
DDO		 1754 return 0;
1755}
1756
1757static int handle_opt_geninfo(OSSL_CMP_CTX *ctx)
1758{
1759 long value;
1760 ASN1_OBJECT *type;
1761 ASN1_INTEGER *aint;
1762 ASN1_TYPE *val;
1763 OSSL_CMP_ITAV *itav;
1764 char *endstr;
1765 char *valptr = strchr(opt_geninfo, ':');
1766
1767 if (valptr == NULL) {
1768 CMP_err("missing ':' in -geninfo option");
1769 return 0;
1770 }
1771 valptr[0] = '\0';
1772 valptr++;
1773
1774 if (strncasecmp(valptr, "int:", 4) != 0) {
1775 CMP_err("missing 'int:' in -geninfo option");
1776 return 0;
1777 }
1778 valptr += 4;
1779
1780 value = strtol(valptr, &endstr, 10);
1781 if (endstr == valptr || *endstr != '\0') {
1782 CMP_err("cannot parse int in -geninfo option");
1783 return 0;
1784 }
1785
1786 type = OBJ_txt2obj(opt_geninfo, 1);
1787 if (type == NULL) {
1788 CMP_err("cannot parse OID in -geninfo option");
1789 return 0;
1790 }
1791
33c41876 1792 if ((aint = ASN1_INTEGER_new()) == NULL)
8d9a4d83
DDO		 1793 goto oom;
1794
1795 val = ASN1_TYPE_new();
33c41876 1796 if (!ASN1_INTEGER_set(aint, value) || val == NULL) {
8d9a4d83
DDO		 1797 ASN1_INTEGER_free(aint);
1798 goto oom;
1799 }
1800 ASN1_TYPE_set(val, V_ASN1_INTEGER, aint);
1801 itav = OSSL_CMP_ITAV_create(type, val);
1802 if (itav == NULL) {
1803 ASN1_TYPE_free(val);
1804 goto oom;
1805 }
1806
1807 if (!OSSL_CMP_CTX_push0_geninfo_ITAV(ctx, itav)) {
1808 OSSL_CMP_ITAV_free(itav);
1809 return 0;
1810 }
1811 return 1;
1812
1813 oom:
33c41876 1814 ASN1_OBJECT_free(type);
8d9a4d83
DDO		 1815 CMP_err("out of memory");
1816 return 0;
1817}
1818
1819
1820/*
1821 * set up the client-side OSSL_CMP_CTX based on options from config file/CLI
1822 * while parsing options and checking their consistency.
1823 * Prints reason for error to bio_err.
1824 * Returns 1 on success, 0 on error
1825 */
19765f5b 1826static int setup_client_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83
DDO		 1827{
1828 int ret = 0;
d96486dc 1829 char *server = NULL, *port = NULL, *path = NULL, *used_path;
6e477a60 1830 int portnum, ssl;
8d9a4d83
DDO		 1831 char server_buf[200] = { '\0' };
1832 char proxy_buf[200] = { '\0' };
1833 char *proxy_host = NULL;
1834 char *proxy_port_str = NULL;
1835
1836 if (opt_server == NULL) {
d96486dc 1837 CMP_err("missing -server option");
8d9a4d83 1838 goto err;
6e477a60
DDO		 1839 }
1840 if (!OSSL_HTTP_parse_url(opt_server, &server, &port, &portnum, &path, &ssl))
1841 goto err;
1842 if (ssl && !opt_tls_used) {
1843 CMP_err("missing -tls_used option since -server URL indicates https");
8d9a4d83
DDO		 1844 goto err;
1845 }
6e477a60 1846 strncpy(server_port, port, sizeof(server_port));
d96486dc 1847 used_path = opt_path != NULL ? opt_path : path;
6e477a60
DDO		 1848 if (!OSSL_CMP_CTX_set1_server(ctx, server)
1849 || !OSSL_CMP_CTX_set_serverPort(ctx, portnum)
d96486dc 1850 || !OSSL_CMP_CTX_set1_serverPath(ctx, used_path))
8d9a4d83
DDO		 1851 goto oom;
1852 if (opt_proxy != NULL && !OSSL_CMP_CTX_set1_proxy(ctx, opt_proxy))
1853 goto oom;
50e09788
DDO		 1854 if (opt_no_proxy != NULL && !OSSL_CMP_CTX_set1_no_proxy(ctx, opt_no_proxy))
1855 goto oom;
6e477a60
DDO		 1856 (void)BIO_snprintf(server_buf, sizeof(server_buf), "http%s://%s:%s/%s",
1857 opt_tls_used ? "s" : "", server, port,
d96486dc 1858 *used_path == '/' ? used_path + 1 : used_path);
8d9a4d83
DDO		 1859
1860 if (opt_proxy != NULL)
1861 (void)BIO_snprintf(proxy_buf, sizeof(proxy_buf), " via %s", opt_proxy);
8d9a4d83
DDO		 1862
1863 if (!transform_opts())
1864 goto err;
1865
1866 if (opt_cmd == CMP_IR || opt_cmd == CMP_CR || opt_cmd == CMP_KUR) {
1867 if (opt_newkey == NULL && opt_key == NULL && opt_csr == NULL) {
1868 CMP_err("missing -newkey (or -key) to be certified");
1869 goto err;
1870 }
1871 if (opt_certout == NULL) {
1872 CMP_err("-certout not given, nowhere to save certificate");
1873 goto err;
1874 }
1875 }
1876 if (opt_cmd == CMP_KUR) {
1877 char *ref_cert = opt_oldcert != NULL ? opt_oldcert : opt_cert;
1878
1879 if (ref_cert == NULL) {
1880 CMP_err("missing -oldcert option for certificate to be updated");
1881 goto err;
1882 }
1883 if (opt_subject != NULL)
1884 CMP_warn2("-subject '%s' given, which overrides the subject of '%s' in KUR",
1885 opt_subject, ref_cert);
1886 }
1887 if (opt_cmd == CMP_RR && opt_oldcert == NULL) {
1888 CMP_err("missing certificate to be revoked");
1889 goto err;
1890 }
1891 if (opt_cmd == CMP_P10CR && opt_csr == NULL) {
1892 CMP_err("missing PKCS#10 CSR for p10cr");
1893 goto err;
1894 }
1895
1896 if (opt_recipient == NULL && opt_srvcert == NULL && opt_issuer == NULL
1897 && opt_oldcert == NULL && opt_cert == NULL)
1898 CMP_warn("missing -recipient, -srvcert, -issuer, -oldcert or -cert; recipient will be set to \"NULL-DN\"");
1899
1900 if (opt_infotype_s != NULL) {
1901 char id_buf[100] = "id-it-";
1902
1903 strncat(id_buf, opt_infotype_s, sizeof(id_buf) - strlen(id_buf) - 1);
1904 if ((opt_infotype = OBJ_sn2nid(id_buf)) == NID_undef) {
1905 CMP_err("unknown OID name in -infotype option");
1906 goto err;
1907 }
1908 }
1909
1910 if (!setup_verification_ctx(ctx))
1911 goto err;
1912
1913 if (opt_msg_timeout >= 0) /* must do this before setup_ssl_ctx() */
1914 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_MSG_TIMEOUT,
1915 opt_msg_timeout);
1916 if (opt_total_timeout >= 0)
1917 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_TOTAL_TIMEOUT,
1918 opt_total_timeout);
1919
143be474
DDO		 1920 if (opt_reqin != NULL && opt_rspin != NULL)
1921 CMP_warn("-reqin is ignored since -rspin is present");
1922 if (opt_reqin_new_tid && opt_reqin == NULL)
1923 CMP_warn("-reqin_new_tid is ignored since -reqin is not present");
8d9a4d83
DDO		 1924 if (opt_reqin != NULL || opt_reqout != NULL
1925 || opt_rspin != NULL || opt_rspout != NULL || opt_use_mock_srv)
1926 (void)OSSL_CMP_CTX_set_transfer_cb(ctx, read_write_req_resp);
1927
1928 if ((opt_tls_cert != NULL || opt_tls_key != NULL
1929 || opt_tls_keypass != NULL || opt_tls_extra != NULL
1930 || opt_tls_trusted != NULL || opt_tls_host != NULL)
1931 && !opt_tls_used)
1932 CMP_warn("TLS options(s) given but not -tls_used");
1933 if (opt_tls_used) {
1934#ifdef OPENSSL_NO_SOCK
1935 BIO_printf(bio_err, "Cannot use TLS - sockets not supported\n");
1936 goto err;
1937#else
1938 APP_HTTP_TLS_INFO *info;
1939
1940 if (opt_tls_cert != NULL
1941 || opt_tls_key != NULL || opt_tls_keypass != NULL) {
1942 if (opt_tls_key == NULL) {
1943 CMP_err("missing -tls_key option");
1944 goto err;
1945 } else if (opt_tls_cert == NULL) {
1946 CMP_err("missing -tls_cert option");
1947 goto err;
1948 }
1949 }
1950 if (opt_use_mock_srv) {
1951 CMP_err("cannot use TLS options together with -use_mock_srv");
1952 goto err;
1953 }
1954 if ((info = OPENSSL_zalloc(sizeof(*info))) == NULL)
1955 goto err;
1956 (void)OSSL_CMP_CTX_set_http_cb_arg(ctx, info);
1957 /* info will be freed along with CMP ctx */
1958 info->server = opt_server;
6e477a60 1959 info->port = server_port;
8d9a4d83
DDO		 1960 info->use_proxy = opt_proxy != NULL;
1961 info->timeout = OSSL_CMP_CTX_get_option(ctx, OSSL_CMP_OPT_MSG_TIMEOUT);
19765f5b 1962 info->ssl_ctx = setup_ssl_ctx(ctx, engine);
8d9a4d83
DDO		 1963 if (info->ssl_ctx == NULL)
1964 goto err;
1965 (void)OSSL_CMP_CTX_set_http_cb(ctx, app_http_tls_cb);
1966#endif
1967 }
1968
19765f5b 1969 if (!setup_protection_ctx(ctx, engine))
8d9a4d83
DDO		 1970 goto err;
1971
19765f5b 1972 if (!setup_request_ctx(ctx, engine))
8d9a4d83
DDO		 1973 goto err;
1974
1975 if (!set_name(opt_recipient, OSSL_CMP_CTX_set1_recipient, ctx, "recipient")
1976 || !set_name(opt_expect_sender, OSSL_CMP_CTX_set1_expected_sender,
1977 ctx, "expected sender"))
7e998a0f 1978 goto err;
8d9a4d83
DDO		 1979
1980 if (opt_geninfo != NULL && !handle_opt_geninfo(ctx))
1981 goto err;
1982
8f7e8979
DDO		 1983 /* not printing earlier, to minimize confusion in case setup fails before */
1984 CMP_info2("will contact %s%s", server_buf, proxy_buf);
1985
8d9a4d83
DDO		 1986 ret = 1;
1987
1988 err:
6e477a60
DDO		 1989 OPENSSL_free(server);
1990 OPENSSL_free(port);
1991 OPENSSL_free(path);
8d9a4d83
DDO		 1992 OPENSSL_free(proxy_host);
1993 OPENSSL_free(proxy_port_str);
1994 return ret;
1995 oom:
1996 CMP_err("out of memory");
1997 goto err;
1998}
1999
2000/*
2001 * write out the given certificate to the output specified by bio.
2002 * Depending on options use either PEM or DER format.
2003 * Returns 1 on success, 0 on error
2004 */
2005static int write_cert(BIO *bio, X509 *cert)
2006{
2007 if ((opt_certform == FORMAT_PEM && PEM_write_bio_X509(bio, cert))
2008 || (opt_certform == FORMAT_ASN1 && i2d_X509_bio(bio, cert)))
2009 return 1;
2010 if (opt_certform != FORMAT_PEM && opt_certform != FORMAT_ASN1)
2011 BIO_printf(bio_err,
2012 "error: unsupported type '%s' for writing certificates\n",
2013 opt_certform_s);
2014 return 0;
2015}
2016
2017/*
39082af2
DDO		 2018 * If destFile != NULL writes out a stack of certs to the given file.
2019 * In any case frees the certs.
8d9a4d83
DDO		 2020 * Depending on options use either PEM or DER format,
2021 * where DER does not make much sense for writing more than one cert!
39082af2 2022 * Returns number of written certificates on success, -1 on error.
8d9a4d83 2023 */
39082af2
DDO		 2024static int save_free_certs(OSSL_CMP_CTX *ctx,
2025 STACK_OF(X509) *certs, char *destFile, char *desc)
8d9a4d83
DDO		 2026{
2027 BIO *bio = NULL;
2028 int i;
2029 int n = sk_X509_num(certs);
2030
39082af2
DDO		 2031 if (destFile == NULL)
2032 goto end;
8d9a4d83
DDO		 2033 CMP_info3("received %d %s certificate(s), saving to file '%s'",
2034 n, desc, destFile);
2035 if (n > 1 && opt_certform != FORMAT_PEM)
2036 CMP_warn("saving more than one certificate in non-PEM format");
2037
2038 if (destFile == NULL || (bio = BIO_new(BIO_s_file())) == NULL
2039 || !BIO_write_filename(bio, (char *)destFile)) {
2040 CMP_err1("could not open file '%s' for writing", destFile);
2041 n = -1;
39082af2 2042 goto end;
8d9a4d83
DDO		 2043 }
2044
2045 for (i = 0; i < n; i++) {
2046 if (!write_cert(bio, sk_X509_value(certs, i))) {
2047 CMP_err1("cannot write certificate to file '%s'", destFile);
2048 n = -1;
39082af2 2049 goto end;
8d9a4d83
DDO		 2050 }
2051 }
2052
39082af2 2053 end:
8d9a4d83 2054 BIO_free(bio);
39082af2 2055 sk_X509_pop_free(certs, X509_free);
8d9a4d83
DDO		 2056 return n;
2057}
2058
2059static void print_itavs(STACK_OF(OSSL_CMP_ITAV) *itavs)
2060{
2061 OSSL_CMP_ITAV *itav = NULL;
2062 char buf[128];
3b1fd0b0 2063 int i, r;
8d9a4d83
DDO		 2064 int n = sk_OSSL_CMP_ITAV_num(itavs); /* itavs == NULL leads to 0 */
2065
2066 if (n == 0) {
2067 CMP_info("genp contains no ITAV");
2068 return;
2069 }
2070
2071 for (i = 0; i < n; i++) {
2072 itav = sk_OSSL_CMP_ITAV_value(itavs, i);
3b1fd0b0
P		 2073 r = OBJ_obj2txt(buf, 128, OSSL_CMP_ITAV_get0_type(itav), 0);
2074 if (r < 0)
2075 CMP_err("could not get ITAV details");
2076 else if (r == 0)
2077 CMP_info("genp contains empty ITAV");
2078 else
2079 CMP_info1("genp contains ITAV of type: %s", buf);
8d9a4d83
DDO		 2080 }
2081}
2082
2083static char opt_item[SECTION_NAME_MAX + 1];
2084/* get previous name from a comma-separated list of names */
2085static const char *prev_item(const char *opt, const char *end)
2086{
2087 const char *beg;
2088 size_t len;
2089
2090 if (end == opt)
2091 return NULL;
2092 beg = end;
2093 while (beg != opt && beg[-1] != ',' && !isspace(beg[-1]))
2094 beg--;
2095 len = end - beg;
2096 if (len > SECTION_NAME_MAX)
2097 len = SECTION_NAME_MAX;
2098 strncpy(opt_item, beg, len);
2099 opt_item[SECTION_NAME_MAX] = '\0'; /* avoid gcc v8 O3 stringop-truncation */
2100 opt_item[len] = '\0';
2101 if (len > SECTION_NAME_MAX)
2102 CMP_warn2("using only first %d characters of section name starting with \"%s\"",
2103 SECTION_NAME_MAX, opt_item);
2104 while (beg != opt && (beg[-1] == ',' || isspace(beg[-1])))
2105 beg--;
2106 return beg;
2107}
2108
2109/* get str value for name from a comma-separated hierarchy of config sections */
2110static char *conf_get_string(const CONF *src_conf, const char *groups,
2111 const char *name)
2112{
2113 char *res = NULL;
2114 const char *end = groups + strlen(groups);
2115
2116 while ((end = prev_item(groups, end)) != NULL) {
2117 if ((res = NCONF_get_string(src_conf, opt_item, name)) != NULL)
2118 return res;
2119 }
2120 return res;
2121}
2122
2123/* get long val for name from a comma-separated hierarchy of config sections */
2124static int conf_get_number_e(const CONF *conf_, const char *groups,
2125 const char *name, long *result)
2126{
2127 char *str = conf_get_string(conf_, groups, name);
2128 char *tailptr;
2129 long res;
2130
2131 if (str == NULL || *str == '\0')
2132 return 0;
2133
2134 res = strtol(str, &tailptr, 10);
2135 if (res == LONG_MIN || res == LONG_MAX || *tailptr != '\0')
2136 return 0;
2137
2138 *result = res;
2139 return 1;
2140}
2141
2142/*
2143 * use the command line option table to read values from the CMP section
2144 * of openssl.cnf. Defaults are taken from the config file, they can be
2145 * overwritten on the command line.
2146 */
2147static int read_config(void)
2148{
2149 unsigned int i;
2150 long num = 0;
2151 char *txt = NULL;
2152 const OPTIONS *opt;
2153 int provider_option;
2154 int verification_option;
1a5ae1da 2155 int start = OPT_VERBOSITY;
8d9a4d83 2156 /*
1a5ae1da
DDO		 2157 * starting with offset OPT_VERBOSITY because OPT_CONFIG and OPT_SECTION
2158 * would not make sense within the config file.
2159 * Moreover, these two options and OPT_VERBOSITY have already been handled.
8d9a4d83 2160 */
b0a4cbea 2161 int n_options = OSSL_NELEM(cmp_options) - 1;
1a5ae1da 2162
b0a4cbea
DDO		 2163 for (i = start - OPT_HELP, opt = &cmp_options[start];
2164 opt->name; i++, opt++)
2165 if (!strcmp(opt->name, OPT_SECTION_STR)
2166 || !strcmp(opt->name, OPT_MORE_STR))
2167 n_options--;
2168 OPENSSL_assert(OSSL_NELEM(cmp_vars) == n_options
2169 + OPT_PROV__FIRST + 1 - OPT_PROV__LAST
2170 + OPT_V__FIRST + 1 - OPT_V__LAST);
1a5ae1da 2171 for (i = start - OPT_HELP, opt = &cmp_options[start];
8d9a4d83
DDO		 2172 opt->name; i++, opt++) {
2173 if (!strcmp(opt->name, OPT_SECTION_STR)
2174 || !strcmp(opt->name, OPT_MORE_STR)) {
2175 i--;
2176 continue;
2177 }
2178 provider_option = (OPT_PROV__FIRST <= opt->retval
2179 && opt->retval < OPT_PROV__LAST);
2180 verification_option = (OPT_V__FIRST <= opt->retval
2181 && opt->retval < OPT_V__LAST);
2182 if (provider_option || verification_option)
2183 i--;
8d9a4d83
DDO		 2184 switch (opt->valtype) {
2185 case '-':
2186 case 'n':
2187 case 'l':
2188 if (!conf_get_number_e(conf, opt_section, opt->name, &num)) {
2189 ERR_clear_error();
2190 continue; /* option not provided */
2191 }
2192 break;
8d9a4d83
DDO		 2193 case 's':
2194 case 'M':
2195 txt = conf_get_string(conf, opt_section, opt->name);
2196 if (txt == NULL) {
2197 ERR_clear_error();
2198 continue; /* option not provided */
2199 }
2200 break;
2201 default:
2202 CMP_err2("internal: unsupported type '%c' for option '%s'",
2203 opt->valtype, opt->name);
2204 return 0;
2205 break;
2206 }
2207 if (provider_option || verification_option) {
2208 int conf_argc = 1;
2209 char *conf_argv[3];
2210 char arg1[82];
2211
2212 BIO_snprintf(arg1, 81, "-%s", (char *)opt->name);
2213 conf_argv[0] = prog;
2214 conf_argv[1] = arg1;
2215 if (opt->valtype == '-') {
2216 if (num != 0)
2217 conf_argc = 2;
2218 } else {
2219 conf_argc = 3;
2220 conf_argv[2] = conf_get_string(conf, opt_section, opt->name);
2221 /* not NULL */
2222 }
2223 if (conf_argc > 1) {
2224 (void)opt_init(conf_argc, conf_argv, cmp_options);
2225
2226 if (provider_option
2227 ? !opt_provider(opt_next())
2228 : !opt_verify(opt_next(), vpm)) {
2229 CMP_err2("for option '%s' in config file section '%s'",
2230 opt->name, opt_section);
2231 return 0;
2232 }
2233 }
2234 } else {
2235 switch (opt->valtype) {
2236 case '-':
2237 case 'n':
2238 if (num < INT_MIN || INT_MAX < num) {
2239 BIO_printf(bio_err,
2240 "integer value out of range for option '%s'\n",
2241 opt->name);
2242 return 0;
2243 }
2244 *cmp_vars[i].num = (int)num;
2245 break;
2246 case 'l':
2247 *cmp_vars[i].num_long = num;
2248 break;
2249 default:
2250 if (txt != NULL && txt[0] == '\0')
2251 txt = NULL; /* reset option on empty string input */
2252 *cmp_vars[i].txt = txt;
2253 break;
2254 }
2255 }
2256 }
2257
2258 return 1;
2259}
2260
2261static char *opt_str(char *opt)
2262{
2263 char *arg = opt_arg();
2264
2265 if (arg[0] == '\0') {
2266 CMP_warn1("argument of -%s option is empty string, resetting option",
2267 opt);
2268 arg = NULL;
2269 } else if (arg[0] == '-') {
2270 CMP_warn1("argument of -%s option starts with hyphen", opt);
2271 }
2272 return arg;
2273}
2274
2275static int opt_nat(void)
2276{
2277 int result = -1;
2278
2279 if (opt_int(opt_arg(), &result) && result < 0)
2280 BIO_printf(bio_err, "error: argument '%s' must not be negative\n",
2281 opt_arg());
2282 return result;
2283}
2284
2285/* returns 1 on success, 0 on error, -1 on -help (i.e., stop with success) */
2286static int get_opts(int argc, char **argv)
2287{
2288 OPTION_CHOICE o;
2289
2290 prog = opt_init(argc, argv, cmp_options);
2291
2292 while ((o = opt_next()) != OPT_EOF) {
2293 switch (o) {
2294 case OPT_EOF:
2295 case OPT_ERR:
2296 goto opt_err;
2297 case OPT_HELP:
2298 opt_help(cmp_options);
2299 return -1;
2300 case OPT_CONFIG: /* has already been handled */
8d9a4d83 2301 case OPT_SECTION: /* has already been handled */
1a5ae1da 2302 case OPT_VERBOSITY: /* has already been handled */
8d9a4d83
DDO		 2303 break;
2304 case OPT_SERVER:
2305 opt_server = opt_str("server");
2306 break;
2307 case OPT_PROXY:
2308 opt_proxy = opt_str("proxy");
2309 break;
2310 case OPT_NO_PROXY:
2311 opt_no_proxy = opt_str("no_proxy");
2312 break;
2313 case OPT_PATH:
2314 opt_path = opt_str("path");
2315 break;
2316 case OPT_MSG_TIMEOUT:
2317 if ((opt_msg_timeout = opt_nat()) < 0)
2318 goto opt_err;
2319 break;
2320 case OPT_TOTAL_TIMEOUT:
2321 if ((opt_total_timeout = opt_nat()) < 0)
2322 goto opt_err;
2323 break;
2324 case OPT_TLS_USED:
2325 opt_tls_used = 1;
2326 break;
2327 case OPT_TLS_CERT:
2328 opt_tls_cert = opt_str("tls_cert");
2329 break;
2330 case OPT_TLS_KEY:
2331 opt_tls_key = opt_str("tls_key");
2332 break;
2333 case OPT_TLS_KEYPASS:
2334 opt_tls_keypass = opt_str("tls_keypass");
2335 break;
2336 case OPT_TLS_EXTRA:
2337 opt_tls_extra = opt_str("tls_extra");
2338 break;
2339 case OPT_TLS_TRUSTED:
2340 opt_tls_trusted = opt_str("tls_trusted");
2341 break;
2342 case OPT_TLS_HOST:
2343 opt_tls_host = opt_str("tls_host");
2344 break;
2345 case OPT_REF:
2346 opt_ref = opt_str("ref");
2347 break;
2348 case OPT_SECRET:
2349 opt_secret = opt_str("secret");
2350 break;
2351 case OPT_CERT:
2352 opt_cert = opt_str("cert");
2353 break;
15076c26
DDO		 2354 case OPT_OWN_TRUSTED:
2355 opt_own_trusted = opt_str("own_trusted");
2356 break;
8d9a4d83
DDO		 2357 case OPT_KEY:
2358 opt_key = opt_str("key");
2359 break;
2360 case OPT_KEYPASS:
2361 opt_keypass = opt_str("keypass");
2362 break;
2363 case OPT_DIGEST:
2364 opt_digest = opt_str("digest");
2365 break;
2366 case OPT_MAC:
2367 opt_mac = opt_str("mac");
2368 break;
2369 case OPT_EXTRACERTS:
2370 opt_extracerts = opt_str("extracerts");
2371 break;
2372 case OPT_UNPROTECTED_REQUESTS:
2373 opt_unprotected_requests = 1;
2374 break;
2375
2376 case OPT_TRUSTED:
2377 opt_trusted = opt_str("trusted");
2378 break;
2379 case OPT_UNTRUSTED:
2380 opt_untrusted = opt_str("untrusted");
2381 break;
2382 case OPT_SRVCERT:
2383 opt_srvcert = opt_str("srvcert");
2384 break;
2385 case OPT_RECIPIENT:
2386 opt_recipient = opt_str("recipient");
2387 break;
2388 case OPT_EXPECT_SENDER:
2389 opt_expect_sender = opt_str("expect_sender");
2390 break;
2391 case OPT_IGNORE_KEYUSAGE:
2392 opt_ignore_keyusage = 1;
2393 break;
2394 case OPT_UNPROTECTED_ERRORS:
2395 opt_unprotected_errors = 1;
2396 break;
2397 case OPT_EXTRACERTSOUT:
2398 opt_extracertsout = opt_str("extracertsout");
2399 break;
2400 case OPT_CACERTSOUT:
2401 opt_cacertsout = opt_str("cacertsout");
2402 break;
2403
2404 case OPT_V_CASES:
2405 if (!opt_verify(o, vpm))
2406 goto opt_err;
2407 break;
2408 case OPT_CMD:
2409 opt_cmd_s = opt_str("cmd");
2410 break;
2411 case OPT_INFOTYPE:
2412 opt_infotype_s = opt_str("infotype");
2413 break;
2414 case OPT_GENINFO:
2415 opt_geninfo = opt_str("geninfo");
2416 break;
2417
2418 case OPT_NEWKEY:
2419 opt_newkey = opt_str("newkey");
2420 break;
2421 case OPT_NEWKEYPASS:
2422 opt_newkeypass = opt_str("newkeypass");
2423 break;
2424 case OPT_SUBJECT:
2425 opt_subject = opt_str("subject");
2426 break;
2427 case OPT_ISSUER:
2428 opt_issuer = opt_str("issuer");
2429 break;
2430 case OPT_DAYS:
2431 if ((opt_days = opt_nat()) < 0)
2432 goto opt_err;
2433 break;
2434 case OPT_REQEXTS:
2435 opt_reqexts = opt_str("reqexts");
2436 break;
2437 case OPT_SANS:
2438 opt_sans = opt_str("sans");
2439 break;
2440 case OPT_SAN_NODEFAULT:
2441 opt_san_nodefault = 1;
2442 break;
2443 case OPT_POLICIES:
2444 opt_policies = opt_str("policies");
2445 break;
2446 case OPT_POLICY_OIDS:
2447 opt_policy_oids = opt_str("policy_oids");
2448 break;
2449 case OPT_POLICY_OIDS_CRITICAL:
2450 opt_policy_oids_critical = 1;
2451 break;
2452 case OPT_POPO:
2453 if (!opt_int(opt_arg(), &opt_popo)
2454 || opt_popo < OSSL_CRMF_POPO_NONE
2455 || opt_popo > OSSL_CRMF_POPO_KEYENC) {
2456 CMP_err("invalid popo spec. Valid values are -1 .. 2");
2457 goto opt_err;
2458 }
2459 break;
2460 case OPT_CSR:
2461 opt_csr = opt_arg();
2462 break;
2463 case OPT_OUT_TRUSTED:
2464 opt_out_trusted = opt_str("out_trusted");
2465 break;
2466 case OPT_IMPLICIT_CONFIRM:
2467 opt_implicit_confirm = 1;
2468 break;
2469 case OPT_DISABLE_CONFIRM:
2470 opt_disable_confirm = 1;
2471 break;
2472 case OPT_CERTOUT:
2473 opt_certout = opt_str("certout");
2474 break;
39082af2
DDO		 2475 case OPT_CHAINOUT:
2476 opt_chainout = opt_str("chainout");
2477 break;
8d9a4d83
DDO		 2478 case OPT_OLDCERT:
2479 opt_oldcert = opt_str("oldcert");
2480 break;
2481 case OPT_REVREASON:
2482 if (!opt_int(opt_arg(), &opt_revreason)
2483 || opt_revreason < CRL_REASON_NONE
2484 || opt_revreason > CRL_REASON_AA_COMPROMISE
2485 || opt_revreason == 7) {
2486 CMP_err("invalid revreason. Valid values are -1 .. 6, 8 .. 10");
2487 goto opt_err;
2488 }
2489 break;
2490 case OPT_CERTFORM:
2491 opt_certform_s = opt_str("certform");
2492 break;
2493 case OPT_KEYFORM:
2494 opt_keyform_s = opt_str("keyform");
2495 break;
8d9a4d83
DDO		 2496 case OPT_OTHERPASS:
2497 opt_otherpass = opt_str("otherpass");
2498 break;
2499#ifndef OPENSSL_NO_ENGINE
2500 case OPT_ENGINE:
2501 opt_engine = opt_str("engine");
2502 break;
2503#endif
2504 case OPT_PROV_CASES:
2505 if (!opt_provider(o))
2506 goto opt_err;
2507 break;
2508
2509 case OPT_BATCH:
2510 opt_batch = 1;
2511 break;
2512 case OPT_REPEAT:
2513 opt_repeat = opt_nat();
2514 break;
2515 case OPT_REQIN:
2516 opt_reqin = opt_str("reqin");
2517 break;
143be474
DDO		 2518 case OPT_REQIN_NEW_TID:
2519 opt_reqin_new_tid = 1;
2520 break;
8d9a4d83
DDO		 2521 case OPT_REQOUT:
2522 opt_reqout = opt_str("reqout");
2523 break;
2524 case OPT_RSPIN:
2525 opt_rspin = opt_str("rspin");
2526 break;
2527 case OPT_RSPOUT:
2528 opt_rspout = opt_str("rspout");
2529 break;
2530 case OPT_USE_MOCK_SRV:
2531 opt_use_mock_srv = 1;
2532 break;
2533 case OPT_PORT:
2534 opt_port = opt_str("port");
2535 break;
2536 case OPT_MAX_MSGS:
2537 if ((opt_max_msgs = opt_nat()) < 0)
2538 goto opt_err;
2539 break;
2540 case OPT_SRV_REF:
2541 opt_srv_ref = opt_str("srv_ref");
2542 break;
2543 case OPT_SRV_SECRET:
2544 opt_srv_secret = opt_str("srv_secret");
2545 break;
2546 case OPT_SRV_CERT:
2547 opt_srv_cert = opt_str("srv_cert");
2548 break;
2549 case OPT_SRV_KEY:
2550 opt_srv_key = opt_str("srv_key");
2551 break;
2552 case OPT_SRV_KEYPASS:
2553 opt_srv_keypass = opt_str("srv_keypass");
2554 break;
2555 case OPT_SRV_TRUSTED:
2556 opt_srv_trusted = opt_str("srv_trusted");
2557 break;
2558 case OPT_SRV_UNTRUSTED:
2559 opt_srv_untrusted = opt_str("srv_untrusted");
2560 break;
2561 case OPT_RSP_CERT:
2562 opt_rsp_cert = opt_str("rsp_cert");
2563 break;
2564 case OPT_RSP_EXTRACERTS:
2565 opt_rsp_extracerts = opt_str("rsp_extracerts");
2566 break;
2567 case OPT_RSP_CAPUBS:
2568 opt_rsp_capubs = opt_str("rsp_capubs");
2569 break;
2570 case OPT_POLL_COUNT:
2571 opt_poll_count = opt_nat();
2572 break;
2573 case OPT_CHECK_AFTER:
2574 opt_check_after = opt_nat();
2575 break;
2576 case OPT_GRANT_IMPLICITCONF:
2577 opt_grant_implicitconf = 1;
2578 break;
2579 case OPT_PKISTATUS:
2580 opt_pkistatus = opt_nat();
2581 break;
2582 case OPT_FAILURE:
2583 opt_failure = opt_nat();
2584 break;
2585 case OPT_FAILUREBITS:
2586 opt_failurebits = opt_nat();
2587 break;
2588 case OPT_STATUSSTRING:
2589 opt_statusstring = opt_str("statusstring");
2590 break;
2591 case OPT_SEND_ERROR:
2592 opt_send_error = 1;
2593 break;
2594 case OPT_SEND_UNPROTECTED:
2595 opt_send_unprotected = 1;
2596 break;
2597 case OPT_SEND_UNPROT_ERR:
2598 opt_send_unprot_err = 1;
2599 break;
2600 case OPT_ACCEPT_UNPROTECTED:
2601 opt_accept_unprotected = 1;
2602 break;
2603 case OPT_ACCEPT_UNPROT_ERR:
2604 opt_accept_unprot_err = 1;
2605 break;
2606 case OPT_ACCEPT_RAVERIFIED:
2607 opt_accept_raverified = 1;
2608 break;
2609 }
2610 }
2611 argc = opt_num_rest();
2612 argv = opt_rest();
2613 if (argc != 0) {
2614 CMP_err1("unknown parameter %s", argv[0]);
2615 goto opt_err;
2616 }
2617 return 1;
2618
2619 opt_err:
2620 CMP_err1("use -help for summary of '%s' options", prog);
2621 return 0;
2622}
2623
2624int cmp_main(int argc, char **argv)
2625{
2626 char *configfile = NULL;
2627 int i;
2628 X509 *newcert = NULL;
19765f5b 2629 ENGINE *engine = NULL;
8d9a4d83
DDO		 2630 char mock_server[] = "mock server:1";
2631 int ret = 0; /* default: failure */
2632
a877d262 2633 ERR_clear_error(); /* clear leftover errors on loading libengines.so etc. */
8d9a4d83
DDO		 2634 if (argc <= 1) {
2635 opt_help(cmp_options);
2636 goto err;
2637 }
2638
2639 /*
1a5ae1da
DDO		 2640 * handle options -config, -section, and -verbosity upfront
2641 * to take effect for other options
8d9a4d83
DDO		 2642 */
2643 for (i = 1; i < argc - 1; i++) {
2644 if (*argv[i] == '-') {
2645 if (!strcmp(argv[i] + 1, cmp_options[OPT_CONFIG - OPT_HELP].name))
1a5ae1da 2646 opt_config = argv[++i];
8d9a4d83
DDO		 2647 else if (!strcmp(argv[i] + 1,
2648 cmp_options[OPT_SECTION - OPT_HELP].name))
1a5ae1da
DDO		 2649 opt_section = argv[++i];
2650 else if (strcmp(argv[i] + 1,
2651 cmp_options[OPT_VERBOSITY - OPT_HELP].name) == 0
2652 && !set_verbosity(atoi(argv[++i])))
2653 goto err;
8d9a4d83
DDO		 2654 }
2655 }
2656 if (opt_section[0] == '\0') /* empty string */
2657 opt_section = DEFAULT_SECTION;
2658
2659 vpm = X509_VERIFY_PARAM_new();
2660 if (vpm == NULL) {
2661 CMP_err("out of memory");
2662 goto err;
2663 }
2664
2665 /* read default values for options from config file */
2666 configfile = opt_config != NULL ? opt_config : default_config_file;
2667 if (configfile && configfile[0] != '\0' /* non-empty string */
2668 && (configfile != default_config_file
2669 || access(configfile, F_OK) != -1)) {
2670 CMP_info1("using OpenSSL configuration file '%s'", configfile);
2671 conf = app_load_config(configfile);
2672 if (conf == NULL) {
2673 goto err;
2674 } else {
2675 if (strcmp(opt_section, CMP_SECTION) == 0) { /* default */
2676 if (!NCONF_get_section(conf, opt_section))
2677 CMP_info2("no [%s] section found in config file '%s';"
2678 " will thus use just [default] and unnamed section if present",
2679 opt_section, configfile);
2680 } else {
2681 const char *end = opt_section + strlen(opt_section);
2682 while ((end = prev_item(opt_section, end)) != NULL) {
2683 if (!NCONF_get_section(conf, opt_item)) {
2684 CMP_err2("no [%s] section found in config file '%s'",
2685 opt_item, configfile);
2686 goto err;
2687 }
2688 }
2689 }
2690 if (!read_config())
2691 goto err;
2692 }
2693 }
2694 (void)BIO_flush(bio_err); /* prevent interference with opt_help() */
2695
2696 ret = get_opts(argc, argv);
2697 if (ret <= 0)
2698 goto err;
2699 ret = 0;
2700
2701 if (opt_batch) {
8d9a4d83 2702 UI_METHOD *ui_fallback_method;
bf19b64a 2703#ifndef OPENSSL_NO_UI_CONSOLE
8d9a4d83 2704 ui_fallback_method = UI_OpenSSL();
bf19b64a 2705#else
8d9a4d83 2706 ui_fallback_method = (UI_METHOD *)UI_null();
8d9a4d83 2707#endif
bf19b64a 2708 UI_method_set_reader(ui_fallback_method, NULL);
8d9a4d83
DDO		 2709 }
2710
2711 if (opt_engine != NULL)
19765f5b 2712 engine = setup_engine_methods(opt_engine, 0 /* not: ENGINE_METHOD_ALL */, 0);
8d9a4d83
DDO		 2713
2714 if (opt_port != NULL) {
2715 if (opt_use_mock_srv) {
2716 CMP_err("cannot use both -port and -use_mock_srv options");
2717 goto err;
2718 }
2719 if (opt_server != NULL) {
2720 CMP_err("cannot use both -port and -server options");
2721 goto err;
2722 }
2723 }
2724
1a7cd250
DDO		 2725 cmp_ctx = OSSL_CMP_CTX_new(app_get0_libctx(), app_get0_propq());
2726 if (cmp_ctx == NULL)
8d9a4d83 2727 goto err;
1a5ae1da 2728 OSSL_CMP_CTX_set_log_verbosity(cmp_ctx, opt_verbosity);
8d9a4d83
DDO		 2729 if (!OSSL_CMP_CTX_set_log_cb(cmp_ctx, print_to_bio_out)) {
2730 CMP_err1("cannot set up error reporting and logging for %s", prog);
2731 goto err;
2732 }
2733 if ((opt_use_mock_srv || opt_port != NULL)) {
2734 OSSL_CMP_SRV_CTX *srv_ctx;
2735
19765f5b 2736 if ((srv_ctx = setup_srv_ctx(engine)) == NULL)
8d9a4d83
DDO		 2737 goto err;
2738 OSSL_CMP_CTX_set_transfer_cb_arg(cmp_ctx, srv_ctx);
2739 if (!OSSL_CMP_CTX_set_log_cb(OSSL_CMP_SRV_CTX_get0_cmp_ctx(srv_ctx),
2740 print_to_bio_out)) {
2741 CMP_err1("cannot set up error reporting and logging for %s", prog);
2742 goto err;
2743 }
2744 }
2745
2746
2747 if (opt_port != NULL) { /* act as very basic CMP HTTP server */
2748#ifdef OPENSSL_NO_SOCK
2749 BIO_printf(bio_err, "Cannot act as server - sockets not supported\n");
2750#else
2751 BIO *acbio;
2752 BIO *cbio = NULL;
2753 int msgs = 0;
2754
2755 if ((acbio = http_server_init_bio(prog, opt_port)) == NULL)
2756 goto err;
2757 while (opt_max_msgs <= 0 || msgs < opt_max_msgs) {
5a2ba207 2758 char *path = NULL;
8d9a4d83
DDO		 2759 OSSL_CMP_MSG *req = NULL;
2760 OSSL_CMP_MSG *resp = NULL;
2761
2762 ret = http_server_get_asn1_req(ASN1_ITEM_rptr(OSSL_CMP_MSG),
5a2ba207
DDO		 2763 (ASN1_VALUE **)&req, &path,
2764 &cbio, acbio, prog, 0, 0);
8d9a4d83
DDO		 2765 if (ret == 0)
2766 continue;
2767 if (ret++ == -1)
2768 break; /* fatal error */
2769
2770 ret = 0;
2771 msgs++;
2772 if (req != NULL) {
5a2ba207
DDO		 2773 if (strcmp(path, "") != 0 && strcmp(path, "pkix/") != 0) {
2774 (void)http_server_send_status(cbio, 404, "Not Found");
5e7be6e6 2775 CMP_err1("Expecting empty path or 'pkix/' but got '%s'",
5a2ba207
DDO		 2776 path);
2777 OPENSSL_free(path);
2778 OSSL_CMP_MSG_free(req);
2779 goto cont;
2780 }
2781 OPENSSL_free(path);
8d9a4d83
DDO		 2782 resp = OSSL_CMP_CTX_server_perform(cmp_ctx, req);
2783 OSSL_CMP_MSG_free(req);
5a2ba207
DDO		 2784 if (resp == NULL) {
2785 (void)http_server_send_status(cbio,
2786 500, "Internal Server Error");
8d9a4d83 2787 break; /* treated as fatal error */
5a2ba207 2788 }
8d9a4d83
DDO		 2789 ret = http_server_send_asn1_resp(cbio, "application/pkixcmp",
2790 ASN1_ITEM_rptr(OSSL_CMP_MSG),
2791 (const ASN1_VALUE *)resp);
2792 OSSL_CMP_MSG_free(resp);
2793 if (!ret)
2794 break; /* treated as fatal error */
5a2ba207
DDO		 2795 } else {
2796 (void)http_server_send_status(cbio, 400, "Bad Request");
8d9a4d83 2797 }
5a2ba207 2798 cont:
8d9a4d83
DDO		 2799 BIO_free_all(cbio);
2800 cbio = NULL;
2801 }
2802 BIO_free_all(cbio);
2803 BIO_free_all(acbio);
2804#endif
2805 goto err;
2806 }
2807 /* else act as CMP client */
2808
2809 if (opt_use_mock_srv) {
2810 if (opt_server != NULL) {
2811 CMP_err("cannot use both -use_mock_srv and -server options");
2812 goto err;
2813 }
2814 if (opt_proxy != NULL) {
2815 CMP_err("cannot use both -use_mock_srv and -proxy options");
2816 goto err;
2817 }
2818 opt_server = mock_server;
2819 opt_proxy = "API";
8d9a4d83
DDO		 2820 }
2821
19765f5b 2822 if (!setup_client_ctx(cmp_ctx, engine)) {
8d9a4d83
DDO		 2823 CMP_err("cannot set up CMP context");
2824 goto err;
2825 }
2826 for (i = 0; i < opt_repeat; i++) {
2827 /* everything is ready, now connect and perform the command! */
2828 switch (opt_cmd) {
2829 case CMP_IR:
2830 newcert = OSSL_CMP_exec_IR_ses(cmp_ctx);
bb30bce2
DDO		 2831 if (newcert != NULL)
2832 ret = 1;
8d9a4d83
DDO		 2833 break;
2834 case CMP_KUR:
2835 newcert = OSSL_CMP_exec_KUR_ses(cmp_ctx);
bb30bce2
DDO		 2836 if (newcert != NULL)
2837 ret = 1;
8d9a4d83
DDO		 2838 break;
2839 case CMP_CR:
2840 newcert = OSSL_CMP_exec_CR_ses(cmp_ctx);
bb30bce2
DDO		 2841 if (newcert != NULL)
2842 ret = 1;
8d9a4d83
DDO		 2843 break;
2844 case CMP_P10CR:
2845 newcert = OSSL_CMP_exec_P10CR_ses(cmp_ctx);
bb30bce2
DDO		 2846 if (newcert != NULL)
2847 ret = 1;
8d9a4d83
DDO		 2848 break;
2849 case CMP_RR:
bb30bce2
DDO		 2850 if (OSSL_CMP_exec_RR_ses(cmp_ctx) != NULL)
2851 ret = 1;
8d9a4d83
DDO		 2852 break;
2853 case CMP_GENM:
2854 {
2855 STACK_OF(OSSL_CMP_ITAV) *itavs;
2856
2857 if (opt_infotype != NID_undef) {
2858 OSSL_CMP_ITAV *itav =
2859 OSSL_CMP_ITAV_create(OBJ_nid2obj(opt_infotype), NULL);
2860 if (itav == NULL)
2861 goto err;
2862 OSSL_CMP_CTX_push0_genm_ITAV(cmp_ctx, itav);
2863 }
2864
bb30bce2
DDO		 2865 if ((itavs = OSSL_CMP_exec_GENM_ses(cmp_ctx)) != NULL) {
2866 print_itavs(itavs);
2867 sk_OSSL_CMP_ITAV_pop_free(itavs, OSSL_CMP_ITAV_free);
2868 ret = 1;
2869 }
8d9a4d83
DDO		 2870 break;
2871 }
2872 default:
2873 break;
2874 }
2875
2876 {
bb30bce2 2877 /* print PKIStatusInfo */
8d9a4d83
DDO		 2878 int status = OSSL_CMP_CTX_get_status(cmp_ctx);
2879 char *buf = app_malloc(OSSL_CMP_PKISI_BUFLEN, "PKIStatusInfo buf");
2880 const char *string =
2881 OSSL_CMP_CTX_snprint_PKIStatus(cmp_ctx, buf,
2882 OSSL_CMP_PKISI_BUFLEN);
2883
2884 CMP_print(bio_err,
1a5ae1da
DDO		 2885 status == OSSL_CMP_PKISTATUS_accepted
2886 ? OSSL_CMP_LOG_INFO :
2887 status == OSSL_CMP_PKISTATUS_rejection
2888 || status == OSSL_CMP_PKISTATUS_waiting
2889 ? OSSL_CMP_LOG_ERR : OSSL_CMP_LOG_WARNING,
8d9a4d83
DDO		 2890 status == OSSL_CMP_PKISTATUS_accepted ? "info" :
2891 status == OSSL_CMP_PKISTATUS_rejection ? "server error" :
2892 status == OSSL_CMP_PKISTATUS_waiting ? "internal error"
2893 : "warning",
2894 "received from %s %s %s", opt_server,
2895 string != NULL ? string : "<unknown PKIStatus>", "");
2896 OPENSSL_free(buf);
2897 }
2898
39082af2
DDO		 2899 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_extraCertsIn(cmp_ctx),
2900 opt_extracertsout, "extra") < 0)
bb30bce2
DDO		 2901 ret = 0;
2902 if (!ret)
2903 goto err;
2904 ret = 0;
2905 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_caPubs(cmp_ctx),
2906 opt_cacertsout, "CA") < 0)
39082af2
DDO		 2907 goto err;
2908 if (newcert != NULL) {
8d9a4d83
DDO		 2909 STACK_OF(X509) *certs = sk_X509_new_null();
2910
39082af2 2911 if (!X509_add_cert(certs, newcert, X509_ADD_FLAG_UP_REF)) {
8d9a4d83
DDO		 2912 sk_X509_free(certs);
2913 goto err;
2914 }
39082af2
DDO		 2915 if (save_free_certs(cmp_ctx, certs, opt_certout, "enrolled") < 0)
2916 goto err;
8d9a4d83 2917 }
39082af2
DDO		 2918 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_newChain(cmp_ctx),
2919 opt_chainout, "chain") < 0)
2920 goto err;
2921
8d9a4d83
DDO		 2922 if (!OSSL_CMP_CTX_reinit(cmp_ctx))
2923 goto err;
2924 }
2925 ret = 1;
2926
2927 err:
2928 /* in case we ended up here on error without proper cleaning */
2929 cleanse(opt_keypass);
2930 cleanse(opt_newkeypass);
2931 cleanse(opt_otherpass);
2932 cleanse(opt_tls_keypass);
2933 cleanse(opt_secret);
2934 cleanse(opt_srv_keypass);
2935 cleanse(opt_srv_secret);
2936
2937 if (ret != 1)
2938 OSSL_CMP_CTX_print_errors(cmp_ctx);
2939
2940 ossl_cmp_mock_srv_free(OSSL_CMP_CTX_get_transfer_cb_arg(cmp_ctx));
2941 {
2942 APP_HTTP_TLS_INFO *http_tls_info =
2943 OSSL_CMP_CTX_get_http_cb_arg(cmp_ctx);
2944
2945 if (http_tls_info != NULL) {
2946 SSL_CTX_free(http_tls_info->ssl_ctx);
2947 OPENSSL_free(http_tls_info);
2948 }
2949 }
2950 X509_STORE_free(OSSL_CMP_CTX_get_certConf_cb_arg(cmp_ctx));
2951 OSSL_CMP_CTX_free(cmp_ctx);
2952 X509_VERIFY_PARAM_free(vpm);
9283e9bd 2953 release_engine(engine);
8d9a4d83
DDO		 2954
2955 NCONF_free(conf); /* must not do as long as opt_... variables are used */
2956 OSSL_CMP_log_close();
2957
62261446 2958 return ret == 0 ? EXIT_FAILURE : EXIT_SUCCESS; /* ret == -1 for -help */
8d9a4d83 2959}
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