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check_chain_extensions(): Require X.509 v3 if extensions are present
[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',
381 "Password source for client authentication with a pre-shared key (secret)"},
382 {"cert", OPT_CERT, 's',
383 "Client's current certificate (needed unless using -secret for PBM);"},
384 {OPT_MORE_STR, 0, 0,
385 "any further certs included are appended in extraCerts field"},
15076c26
DDO		 386 {"own_trusted", OPT_OWN_TRUSTED, 's',
387 "Optional certs to verify chain building for own CMP signer cert"},
8d9a4d83
DDO		 388 {"key", OPT_KEY, 's', "Private key for the client's current certificate"},
389 {"keypass", OPT_KEYPASS, 's',
390 "Client private key (and cert and old cert file) pass phrase source"},
391 {"digest", OPT_DIGEST, 's',
392 "Digest to use in message protection and POPO signatures. Default \"sha256\""},
393 {"mac", OPT_MAC, 's',
394 "MAC algorithm to use in PBM-based message protection. Default \"hmac-sha1\""},
395 {"extracerts", OPT_EXTRACERTS, 's',
396 "Certificates to append in extraCerts field of outgoing messages"},
397 {"unprotected_requests", OPT_UNPROTECTED_REQUESTS, '-',
398 "Send messages without CMP-level protection"},
399
400 OPT_SECTION("Credentials format"),
401 {"certform", OPT_CERTFORM, 's',
402 "Format (PEM or DER) to use when saving a certificate to a file. Default PEM"},
8d9a4d83 403 {"keyform", OPT_KEYFORM, 's',
b3c5aadf 404 "Format of the key input (ENGINE, other values ignored)"},
8d9a4d83
DDO		 405 {"otherpass", OPT_OTHERPASS, 's',
406 "Pass phrase source potentially needed for loading certificates of others"},
407#ifndef OPENSSL_NO_ENGINE
408 {"engine", OPT_ENGINE, 's',
409 "Use crypto engine with given identifier, possibly a hardware device."},
410 {OPT_MORE_STR, 0, 0,
411 "Engines may be defined in OpenSSL config file engine section."},
412 {OPT_MORE_STR, 0, 0,
413 "Options like -key specifying keys held in the engine can give key IDs"},
414 {OPT_MORE_STR, 0, 0,
415 "prefixed by 'engine:', e.g. '-key engine:pkcs11:object=mykey;pin-value=1234'"},
416#endif
417 OPT_PROV_OPTIONS,
418
419 OPT_SECTION("TLS connection"),
420 {"tls_used", OPT_TLS_USED, '-',
421 "Enable using TLS (also when other TLS options are not set)"},
422 {"tls_cert", OPT_TLS_CERT, 's',
423 "Client's TLS certificate. May include chain to be provided to TLS server"},
424 {"tls_key", OPT_TLS_KEY, 's',
425 "Private key for the client's TLS certificate"},
426 {"tls_keypass", OPT_TLS_KEYPASS, 's',
427 "Pass phrase source for the client's private TLS key (and TLS cert file)"},
428 {"tls_extra", OPT_TLS_EXTRA, 's',
429 "Extra certificates to provide to TLS server during TLS handshake"},
430 {"tls_trusted", OPT_TLS_TRUSTED, 's',
431 "Trusted certificates to use for verifying the TLS server certificate;"},
432 {OPT_MORE_STR, 0, 0, "this implies host name validation"},
433 {"tls_host", OPT_TLS_HOST, 's',
434 "Address to be checked (rather than -server) during TLS host name validation"},
435
436 OPT_SECTION("Client-side debugging"),
437 {"batch", OPT_BATCH, '-',
438 "Do not interactively prompt for input when a password is required etc."},
439 {"repeat", OPT_REPEAT, 'n',
440 "Invoke the transaction the given number of times. Default 1"},
441 {"reqin", OPT_REQIN, 's', "Take sequence of CMP requests from file(s)"},
143be474
DDO		 442 {"reqin_new_tid", OPT_REQIN_NEW_TID, '-',
443 "Use fresh transactionID for CMP requests read from -reqin"},
8d9a4d83
DDO		 444 {"reqout", OPT_REQOUT, 's', "Save sequence of CMP requests to file(s)"},
445 {"rspin", OPT_RSPIN, 's',
446 "Process sequence of CMP responses provided in file(s), skipping server"},
447 {"rspout", OPT_RSPOUT, 's', "Save sequence of CMP responses to file(s)"},
448
449 {"use_mock_srv", OPT_USE_MOCK_SRV, '-', "Use mock server at API level, bypassing HTTP"},
450
451 OPT_SECTION("Mock server"),
452 {"port", OPT_PORT, 's', "Act as HTTP mock server listening on given port"},
453 {"max_msgs", OPT_MAX_MSGS, 'n',
454 "max number of messages handled by HTTP mock server. Default: 0 = unlimited"},
455
456 {"srv_ref", OPT_SRV_REF, 's',
457 "Reference value to use as senderKID of server in case no -srv_cert is given"},
458 {"srv_secret", OPT_SRV_SECRET, 's',
459 "Password source for server authentication with a pre-shared key (secret)"},
460 {"srv_cert", OPT_SRV_CERT, 's', "Certificate of the server"},
461 {"srv_key", OPT_SRV_KEY, 's',
462 "Private key used by the server for signing messages"},
463 {"srv_keypass", OPT_SRV_KEYPASS, 's',
464 "Server private key (and cert) file pass phrase source"},
465
466 {"srv_trusted", OPT_SRV_TRUSTED, 's',
467 "Trusted certificates for client authentication"},
468 {"srv_untrusted", OPT_SRV_UNTRUSTED, 's',
6b326fc3 469 "Intermediate certs that may be useful for verifying CMP protection"},
8d9a4d83
DDO		 470 {"rsp_cert", OPT_RSP_CERT, 's',
471 "Certificate to be returned as mock enrollment result"},
472 {"rsp_extracerts", OPT_RSP_EXTRACERTS, 's',
473 "Extra certificates to be included in mock certification responses"},
474 {"rsp_capubs", OPT_RSP_CAPUBS, 's',
475 "CA certificates to be included in mock ip response"},
476 {"poll_count", OPT_POLL_COUNT, 'n',
477 "Number of times the client must poll before receiving a certificate"},
478 {"check_after", OPT_CHECK_AFTER, 'n',
479 "The check_after value (time to wait) to include in poll response"},
480 {"grant_implicitconf", OPT_GRANT_IMPLICITCONF, '-',
481 "Grant implicit confirmation of newly enrolled certificate"},
482
483 {"pkistatus", OPT_PKISTATUS, 'n',
484 "PKIStatus to be included in server response. Possible values: 0..6"},
485 {"failure", OPT_FAILURE, 'n',
486 "A single failure info bit number to include in server response, 0..26"},
487 {"failurebits", OPT_FAILUREBITS, 'n',
488 "Number representing failure bits to include in server response, 0..2^27 - 1"},
489 {"statusstring", OPT_STATUSSTRING, 's',
490 "Status string to be included in server response"},
491 {"send_error", OPT_SEND_ERROR, '-',
492 "Force server to reply with error message"},
493 {"send_unprotected", OPT_SEND_UNPROTECTED, '-',
494 "Send response messages without CMP-level protection"},
495 {"send_unprot_err", OPT_SEND_UNPROT_ERR, '-',
496 "In case of negative responses, server shall send unprotected error messages,"},
497 {OPT_MORE_STR, 0, 0,
498 "certificate responses (ip/cp/kup), and revocation responses (rp)."},
499 {OPT_MORE_STR, 0, 0,
500 "WARNING: This setting leads to behavior violating RFC 4210"},
501 {"accept_unprotected", OPT_ACCEPT_UNPROTECTED, '-',
502 "Accept missing or invalid protection of requests"},
503 {"accept_unprot_err", OPT_ACCEPT_UNPROT_ERR, '-',
504 "Accept unprotected error messages from client"},
505 {"accept_raverified", OPT_ACCEPT_RAVERIFIED, '-',
506 "Accept RAVERIFIED as proof-of-possession (POPO)"},
507
508 OPT_V_OPTIONS,
509 {NULL}
510};
511
512typedef union {
513 char **txt;
514 int *num;
515 long *num_long;
516} varref;
517static varref cmp_vars[] = { /* must be in same order as enumerated above! */
1a5ae1da 518 {&opt_config}, {&opt_section}, {(char **)&opt_verbosity},
8d9a4d83
DDO		 519
520 {&opt_cmd_s}, {&opt_infotype_s}, {&opt_geninfo},
521
522 {&opt_newkey}, {&opt_newkeypass}, {&opt_subject}, {&opt_issuer},
523 {(char **)&opt_days}, {&opt_reqexts},
524 {&opt_sans}, {(char **)&opt_san_nodefault},
525 {&opt_policies}, {&opt_policy_oids}, {(char **)&opt_policy_oids_critical},
526 {(char **)&opt_popo}, {&opt_csr},
527 {&opt_out_trusted},
528 {(char **)&opt_implicit_confirm}, {(char **)&opt_disable_confirm},
39082af2 529 {&opt_certout}, {&opt_chainout},
8d9a4d83
DDO		 530
531 {&opt_oldcert}, {(char **)&opt_revreason},
532
533 {&opt_server}, {&opt_proxy}, {&opt_no_proxy}, {&opt_path},
534 {(char **)&opt_msg_timeout}, {(char **)&opt_total_timeout},
535
536 {&opt_trusted}, {&opt_untrusted}, {&opt_srvcert},
537 {&opt_recipient}, {&opt_expect_sender},
538 {(char **)&opt_ignore_keyusage}, {(char **)&opt_unprotected_errors},
539 {&opt_extracertsout}, {&opt_cacertsout},
540
15076c26
DDO		 541 {&opt_ref}, {&opt_secret},
542 {&opt_cert}, {&opt_own_trusted}, {&opt_key}, {&opt_keypass},
8d9a4d83
DDO		 543 {&opt_digest}, {&opt_mac}, {&opt_extracerts},
544 {(char **)&opt_unprotected_requests},
545
b3c5aadf 546 {&opt_certform_s}, {&opt_keyform_s},
8d9a4d83
DDO		 547 {&opt_otherpass},
548#ifndef OPENSSL_NO_ENGINE
549 {&opt_engine},
550#endif
551
552 {(char **)&opt_tls_used}, {&opt_tls_cert}, {&opt_tls_key},
553 {&opt_tls_keypass},
554 {&opt_tls_extra}, {&opt_tls_trusted}, {&opt_tls_host},
555
556 {(char **)&opt_batch}, {(char **)&opt_repeat},
143be474
DDO		 557 {&opt_reqin}, {(char **)&opt_reqin_new_tid},
558 {&opt_reqout}, {&opt_rspin}, {&opt_rspout},
8d9a4d83
DDO		 559
560 {(char **)&opt_use_mock_srv}, {&opt_port}, {(char **)&opt_max_msgs},
561 {&opt_srv_ref}, {&opt_srv_secret},
562 {&opt_srv_cert}, {&opt_srv_key}, {&opt_srv_keypass},
563 {&opt_srv_trusted}, {&opt_srv_untrusted},
564 {&opt_rsp_cert}, {&opt_rsp_extracerts}, {&opt_rsp_capubs},
565 {(char **)&opt_poll_count}, {(char **)&opt_check_after},
566 {(char **)&opt_grant_implicitconf},
567 {(char **)&opt_pkistatus}, {(char **)&opt_failure},
568 {(char **)&opt_failurebits}, {&opt_statusstring},
569 {(char **)&opt_send_error}, {(char **)&opt_send_unprotected},
570 {(char **)&opt_send_unprot_err}, {(char **)&opt_accept_unprotected},
571 {(char **)&opt_accept_unprot_err}, {(char **)&opt_accept_raverified},
572
573 {NULL}
574};
575
1a5ae1da
DDO		 576#define FUNC (strcmp(OPENSSL_FUNC, "(unknown function)") == 0 \
577 ? "CMP" : OPENSSL_FUNC)
578#define CMP_print(bio, level, prefix, msg, a1, a2, a3) \
579 ((void)(level > opt_verbosity ? 0 : \
580 (BIO_printf(bio, "%s:%s:%d:CMP %s: " msg "\n", \
581 FUNC, OPENSSL_FILE, OPENSSL_LINE, prefix, a1, a2, a3))))
582#define CMP_DEBUG(m, a1, a2, a3) \
583 CMP_print(bio_out, OSSL_CMP_LOG_DEBUG, "debug", m, a1, a2, a3)
584#define CMP_debug(msg) CMP_DEBUG(msg"%s%s%s", "", "", "")
585#define CMP_debug1(msg, a1) CMP_DEBUG(msg"%s%s", a1, "", "")
586#define CMP_debug2(msg, a1, a2) CMP_DEBUG(msg"%s", a1, a2, "")
587#define CMP_debug3(msg, a1, a2, a3) CMP_DEBUG(msg, a1, a2, a3)
588#define CMP_INFO(msg, a1, a2, a3) \
589 CMP_print(bio_out, OSSL_CMP_LOG_INFO, "info", msg, a1, a2, a3)
8d9a4d83
DDO		 590#define CMP_info(msg) CMP_INFO(msg"%s%s%s", "", "", "")
591#define CMP_info1(msg, a1) CMP_INFO(msg"%s%s", a1, "", "")
592#define CMP_info2(msg, a1, a2) CMP_INFO(msg"%s", a1, a2, "")
593#define CMP_info3(msg, a1, a2, a3) CMP_INFO(msg, a1, a2, a3)
1a5ae1da
DDO		 594#define CMP_WARN(m, a1, a2, a3) \
595 CMP_print(bio_out, OSSL_CMP_LOG_WARNING, "warning", m, a1, a2, a3)
8d9a4d83
DDO		 596#define CMP_warn(msg) CMP_WARN(msg"%s%s%s", "", "", "")
597#define CMP_warn1(msg, a1) CMP_WARN(msg"%s%s", a1, "", "")
598#define CMP_warn2(msg, a1, a2) CMP_WARN(msg"%s", a1, a2, "")
599#define CMP_warn3(msg, a1, a2, a3) CMP_WARN(msg, a1, a2, a3)
1a5ae1da
DDO		 600#define CMP_ERR(msg, a1, a2, a3) \
601 CMP_print(bio_err, OSSL_CMP_LOG_ERR, "error", msg, a1, a2, a3)
8d9a4d83
DDO		 602#define CMP_err(msg) CMP_ERR(msg"%s%s%s", "", "", "")
603#define CMP_err1(msg, a1) CMP_ERR(msg"%s%s", a1, "", "")
604#define CMP_err2(msg, a1, a2) CMP_ERR(msg"%s", a1, a2, "")
605#define CMP_err3(msg, a1, a2, a3) CMP_ERR(msg, a1, a2, a3)
606
607static int print_to_bio_out(const char *func, const char *file, int line,
608 OSSL_CMP_severity level, const char *msg)
609{
610 return OSSL_CMP_print_to_bio(bio_out, func, file, line, level, msg);
611}
612
1a5ae1da
DDO		 613static int set_verbosity(int level)
614{
615 if (level < OSSL_CMP_LOG_EMERG || level > OSSL_CMP_LOG_MAX) {
616 CMP_err1("Logging verbosity level %d out of range (0 .. 8)", level);
617 return 0;
618 }
619 opt_verbosity = level;
620 return 1;
621}
622
8d9a4d83
DDO		 623static char *next_item(char *opt) /* in list separated by comma and/or space */
624{
625 /* advance to separator (comma or whitespace), if any */
626 while (*opt != ',' && !isspace(*opt) && *opt != '\0') {
627 if (*opt == '\\' && opt[1] != '\0')
628 /* skip and unescape '\' escaped char */
629 memmove(opt, opt + 1, strlen(opt));
630 opt++;
631 }
632 if (*opt != '\0') {
633 /* terminate current item */
634 *opt++ = '\0';
635 /* skip over any whitespace after separator */
636 while (isspace(*opt))
637 opt++;
638 }
639 return *opt == '\0' ? NULL : opt; /* NULL indicates end of input */
640}
641
642static EVP_PKEY *load_key_pwd(const char *uri, int format,
19765f5b 643 const char *pass, ENGINE *eng, const char *desc)
8d9a4d83
DDO		 644{
645 char *pass_string = get_passwd(pass, desc);
19765f5b 646 EVP_PKEY *pkey = load_key(uri, format, 0, pass_string, eng, desc);
8d9a4d83
DDO		 647
648 clear_free(pass_string);
649 return pkey;
650}
651
652static X509 *load_cert_pwd(const char *uri, const char *pass, const char *desc)
653{
654 X509 *cert;
655 char *pass_string = get_passwd(pass, desc);
656
657 cert = load_cert_pass(uri, 0, pass_string, desc);
658 clear_free(pass_string);
659 return cert;
660}
661
8d9a4d83
DDO		 662/*
663 * TODO potentially move this and related functions to apps/lib/
664 * or even better extend OSSL_STORE with type OSSL_STORE_INFO_CRL
665 */
666static X509_REQ *load_csr_autofmt(const char *infile, const char *desc)
667{
668 X509_REQ *csr;
669 BIO *bio_bak = bio_err;
8d9a4d83 670
2c0e356e
DDO		 671 bio_err = NULL; /* do not show errors on more than one try */
672 csr = load_csr(infile, FORMAT_PEM, desc);
8d9a4d83 673 bio_err = bio_bak;
2c0e356e 674 if (csr == NULL) {
8d9a4d83 675 ERR_clear_error();
2c0e356e 676 csr = load_csr(infile, FORMAT_ASN1, desc);
8d9a4d83
DDO		 677 }
678 if (csr == NULL) {
679 ERR_print_errors(bio_err);
680 BIO_printf(bio_err, "error: unable to load %s from file '%s'\n", desc,
681 infile);
682 }
683 return csr;
684}
685
2c0e356e 686static void warn_cert_msg(const char *uri, X509 *cert, const char *msg)
8d9a4d83 687{
2c0e356e 688 char *subj = X509_NAME_oneline(X509_get_subject_name(cert), NULL, 0);
8d9a4d83 689
2c0e356e
DDO		 690 CMP_warn3("certificate from '%s' with subject '%s' %s", uri, subj, msg);
691 OPENSSL_free(subj);
692}
693
694static void warn_cert(const char *uri, X509 *cert, int warn_EE)
695{
696 int res = X509_cmp_timeframe(vpm, X509_get0_notBefore(cert),
8d9a4d83 697 X509_get0_notAfter(cert));
2c0e356e
DDO		 698
699 if (res != 0)
700 warn_cert_msg(uri, cert, res > 0 ? "has expired" : "not yet valid");
701 if (warn_EE && (X509_get_extension_flags(cert) & EXFLAG_CA) == 0)
702 warn_cert_msg(uri, cert, "is not a CA cert");
8d9a4d83
DDO		 703}
704
2c0e356e
DDO		 705static void warn_certs(const char *uri, STACK_OF(X509) *certs, int warn_EE)
706{
707 int i;
708
709 for (i = 0; i < sk_X509_num(certs); i++)
710 warn_cert(uri, sk_X509_value(certs, i), warn_EE);
711}
712
713/* TODO potentially move this and related functions to apps/lib/apps.c */
714static int load_cert_certs(const char *uri,
715 X509 **pcert, STACK_OF(X509) **pcerts,
716 int exclude_http, const char *pass, const char *desc)
8d9a4d83
DDO		 717{
718 int ret = 0;
719 char *pass_string;
8d9a4d83 720
2c0e356e
DDO		 721 if (exclude_http && (strncasecmp(uri, "http://", 7) == 0
722 || strncasecmp(uri, "https://", 8) == 0)) {
8d9a4d83
DDO		 723 BIO_printf(bio_err, "error: HTTP retrieval not allowed for %s\n", desc);
724 return ret;
725 }
726 pass_string = get_passwd(pass, desc);
2c0e356e
DDO		 727 ret = load_key_certs_crls(uri, 0, pass_string, desc, NULL, NULL,
728 pcert, pcerts, NULL, NULL);
8d9a4d83
DDO		 729 clear_free(pass_string);
730
2c0e356e
DDO		 731 if (ret) {
732 if (pcert != NULL)
733 warn_cert(uri, *pcert, 0);
734 warn_certs(uri, *pcerts, 1);
735 } else {
736 sk_X509_pop_free(*pcerts, X509_free);
737 *pcerts = NULL;
738 }
8d9a4d83
DDO		 739 return ret;
740}
741
742/* set expected host name/IP addr and clears the email addr in the given ts */
743static int truststore_set_host_etc(X509_STORE *ts, char *host)
744{
745 X509_VERIFY_PARAM *ts_vpm = X509_STORE_get0_param(ts);
746
747 /* first clear any host names, IP, and email addresses */
748 if (!X509_VERIFY_PARAM_set1_host(ts_vpm, NULL, 0)
749 || !X509_VERIFY_PARAM_set1_ip(ts_vpm, NULL, 0)
750 || !X509_VERIFY_PARAM_set1_email(ts_vpm, NULL, 0))
751 return 0;
752 X509_VERIFY_PARAM_set_hostflags(ts_vpm,
753 X509_CHECK_FLAG_ALWAYS_CHECK_SUBJECT |
754 X509_CHECK_FLAG_NO_PARTIAL_WILDCARDS);
755 return (host != NULL && X509_VERIFY_PARAM_set1_ip_asc(ts_vpm, host))
756 || X509_VERIFY_PARAM_set1_host(ts_vpm, host, 0);
757}
758
759static X509_STORE *sk_X509_to_store(X509_STORE *store /* may be NULL */,
760 const STACK_OF(X509) *certs /* may NULL */)
761{
762 int i;
763
764 if (store == NULL)
765 store = X509_STORE_new();
766 if (store == NULL)
767 return NULL;
768 for (i = 0; i < sk_X509_num(certs); i++) {
769 if (!X509_STORE_add_cert(store, sk_X509_value(certs, i))) {
770 X509_STORE_free(store);
771 return NULL;
772 }
773 }
774 return store;
775}
776
777/* write OSSL_CMP_MSG DER-encoded to the specified file name item */
778static int write_PKIMESSAGE(const OSSL_CMP_MSG *msg, char **filenames)
779{
780 char *file;
8d9a4d83
DDO		 781
782 if (msg == NULL || filenames == NULL) {
783 CMP_err("NULL arg to write_PKIMESSAGE");
784 return 0;
785 }
786 if (*filenames == NULL) {
787 CMP_err("Not enough file names provided for writing PKIMessage");
788 return 0;
789 }
790
791 file = *filenames;
792 *filenames = next_item(file);
1202de44 793 if (OSSL_CMP_MSG_write(file, msg) < 0) {
8d9a4d83 794 CMP_err1("Cannot write PKIMessage to file '%s'", file);
8d9a4d83
DDO		 795 return 0;
796 }
8d9a4d83
DDO		 797 return 1;
798}
799
800/* read DER-encoded OSSL_CMP_MSG from the specified file name item */
801static OSSL_CMP_MSG *read_PKIMESSAGE(char **filenames)
802{
803 char *file;
8d9a4d83
DDO		 804 OSSL_CMP_MSG *ret;
805
806 if (filenames == NULL) {
807 CMP_err("NULL arg to read_PKIMESSAGE");
808 return NULL;
809 }
810 if (*filenames == NULL) {
811 CMP_err("Not enough file names provided for reading PKIMessage");
812 return NULL;
813 }
814
815 file = *filenames;
816 *filenames = next_item(file);
fafa56a1
DDO		 817
818 ret = OSSL_CMP_MSG_read(file);
8d9a4d83
DDO		 819 if (ret == NULL)
820 CMP_err1("Cannot read PKIMessage from file '%s'", file);
8d9a4d83
DDO		 821 return ret;
822}
823
824/*-
825 * Sends the PKIMessage req and on success place the response in *res
826 * basically like OSSL_CMP_MSG_http_perform(), but in addition allows
827 * to dump the sequence of requests and responses to files and/or
828 * to take the sequence of requests and responses from files.
829 */
830static OSSL_CMP_MSG *read_write_req_resp(OSSL_CMP_CTX *ctx,
831 const OSSL_CMP_MSG *req)
832{
833 OSSL_CMP_MSG *req_new = NULL;
834 OSSL_CMP_MSG *res = NULL;
835 OSSL_CMP_PKIHEADER *hdr;
836
837 if (req != NULL && opt_reqout != NULL
838 && !write_PKIMESSAGE(req, &opt_reqout))
839 goto err;
143be474
DDO		 840 if (opt_reqin != NULL && opt_rspin == NULL) {
841 if ((req_new = read_PKIMESSAGE(&opt_reqin)) == NULL)
842 goto err;
843 /*-
844 * The transaction ID in req_new read from opt_reqin may not be fresh.
845 * In this case the server may complain "Transaction id already in use."
846 * The following workaround unfortunately requires re-protection.
847 */
848 if (opt_reqin_new_tid
849 && !OSSL_CMP_MSG_update_transactionID(ctx, req_new))
850 goto err;
8d9a4d83
DDO		 851 }
852
853 if (opt_rspin != NULL) {
854 res = read_PKIMESSAGE(&opt_rspin);
855 } else {
856 const OSSL_CMP_MSG *actual_req = opt_reqin != NULL ? req_new : req;
857
858 res = opt_use_mock_srv
859 ? OSSL_CMP_CTX_server_perform(ctx, actual_req)
860 : OSSL_CMP_MSG_http_perform(ctx, actual_req);
861 }
862 if (res == NULL)
863 goto err;
864
865 if (opt_reqin != NULL || opt_rspin != NULL) {
866 /* need to satisfy nonce and transactionID checks */
867 ASN1_OCTET_STRING *nonce;
868 ASN1_OCTET_STRING *tid;
869
870 hdr = OSSL_CMP_MSG_get0_header(res);
871 nonce = OSSL_CMP_HDR_get0_recipNonce(hdr);
872 tid = OSSL_CMP_HDR_get0_transactionID(hdr);
873 if (!OSSL_CMP_CTX_set1_senderNonce(ctx, nonce)
874 || !OSSL_CMP_CTX_set1_transactionID(ctx, tid)) {
875 OSSL_CMP_MSG_free(res);
876 res = NULL;
877 goto err;
878 }
879 }
880
881 if (opt_rspout != NULL && !write_PKIMESSAGE(res, &opt_rspout)) {
882 OSSL_CMP_MSG_free(res);
883 res = NULL;
884 }
885
886 err:
887 OSSL_CMP_MSG_free(req_new);
888 return res;
889}
890
8d9a4d83
DDO		 891static int set_name(const char *str,
892 int (*set_fn) (OSSL_CMP_CTX *ctx, const X509_NAME *name),
893 OSSL_CMP_CTX *ctx, const char *desc)
894{
895 if (str != NULL) {
5a0991d0 896 X509_NAME *n = parse_name(str, MBSTRING_ASC, 1, desc);
8d9a4d83 897
57c05c57 898 if (n == NULL)
8d9a4d83 899 return 0;
8d9a4d83
DDO		 900 if (!(*set_fn) (ctx, n)) {
901 X509_NAME_free(n);
902 CMP_err("out of memory");
903 return 0;
904 }
905 X509_NAME_free(n);
906 }
907 return 1;
908}
909
910static int set_gennames(OSSL_CMP_CTX *ctx, char *names, const char *desc)
911{
912 char *next;
913
914 for (; names != NULL; names = next) {
915 GENERAL_NAME *n;
916
917 next = next_item(names);
918 if (strcmp(names, "critical") == 0) {
919 (void)OSSL_CMP_CTX_set_option(ctx,
920 OSSL_CMP_OPT_SUBJECTALTNAME_CRITICAL,
921 1);
922 continue;
923 }
924
925 /* try IP address first, then URI or domain name */
926 (void)ERR_set_mark();
927 n = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_IPADD, names, 0);
928 if (n == NULL)
929 n = a2i_GENERAL_NAME(NULL, NULL, NULL,
930 strchr(names, ':') != NULL ? GEN_URI : GEN_DNS,
931 names, 0);
932 (void)ERR_pop_to_mark();
933
934 if (n == NULL) {
935 CMP_err2("bad syntax of %s '%s'", desc, names);
936 return 0;
937 }
938 if (!OSSL_CMP_CTX_push1_subjectAltName(ctx, n)) {
939 GENERAL_NAME_free(n);
940 CMP_err("out of memory");
941 return 0;
942 }
943 GENERAL_NAME_free(n);
944 }
945 return 1;
946}
947
948/* TODO potentially move to apps/lib/apps.c */
949/*
950 * create cert store structure with certificates read from given file(s)
951 * returns pointer to created X509_STORE on success, NULL on error
952 */
953static X509_STORE *load_certstore(char *input, const char *desc)
954{
955 X509_STORE *store = NULL;
956 STACK_OF(X509) *certs = NULL;
957
8d9a4d83 958 while (input != NULL) {
2c0e356e
DDO		 959 char *next = next_item(input);
960 int ok;
8d9a4d83 961
2c0e356e 962 if (!load_cert_certs(input, NULL, &certs, 1, opt_otherpass, desc)) {
8d9a4d83 963 X509_STORE_free(store);
2c0e356e 964 return NULL;
8d9a4d83 965 }
2c0e356e 966 ok = (store = sk_X509_to_store(store, certs)) != NULL;
8d9a4d83
DDO		 967 sk_X509_pop_free(certs, X509_free);
968 certs = NULL;
2c0e356e
DDO		 969 if (!ok)
970 return NULL;
8d9a4d83
DDO		 971 input = next;
972 }
8d9a4d83
DDO		 973 return store;
974}
975
a0745e2b
DDO		 976static X509_STORE *load_trusted(char *input, int for_new_cert, const char *desc)
977{
978 X509_STORE *ts = load_certstore(input, desc);
979
980 if (ts == NULL)
981 return NULL;
982 X509_STORE_set_verify_cb(ts, X509_STORE_CTX_print_verify_cb);
983
984 /* copy vpm to store */
985 if (X509_STORE_set1_param(ts, vpm /* may be NULL */)
986 && (for_new_cert || truststore_set_host_etc(ts, NULL)))
987 return ts;
988 BIO_printf(bio_err, "error setting verification parameters\n");
989 OSSL_CMP_CTX_print_errors(cmp_ctx);
990 X509_STORE_free(ts);
991 return NULL;
992}
993
8d9a4d83
DDO		 994/* TODO potentially move to apps/lib/apps.c */
995static STACK_OF(X509) *load_certs_multifile(char *files,
996 const char *pass, const char *desc)
997{
998 STACK_OF(X509) *certs = NULL;
999 STACK_OF(X509) *result = sk_X509_new_null();
1000
1001 if (files == NULL)
1002 goto err;
1003 if (result == NULL)
1004 goto oom;
1005
1006 while (files != NULL) {
1007 char *next = next_item(files);
1008
2c0e356e 1009 if (!load_cert_certs(files, NULL, &certs, 0, pass, desc))
8d9a4d83 1010 goto err;
eeccc237
DDO		 1011 if (!X509_add_certs(result, certs,
1012 X509_ADD_FLAG_UP_REF | X509_ADD_FLAG_NO_DUP))
8d9a4d83
DDO		 1013 goto oom;
1014 sk_X509_pop_free(certs, X509_free);
1015 certs = NULL;
1016 files = next;
1017 }
1018 return result;
1019
1020 oom:
1021 BIO_printf(bio_err, "out of memory\n");
1022 err:
1023 sk_X509_pop_free(certs, X509_free);
1024 sk_X509_pop_free(result, X509_free);
1025 return NULL;
1026}
1027
1028typedef int (*add_X509_stack_fn_t)(void *ctx, const STACK_OF(X509) *certs);
8d9a4d83
DDO		 1029
1030static int setup_certs(char *files, const char *desc, void *ctx,
a0745e2b 1031 add_X509_stack_fn_t set1_fn)
8d9a4d83 1032{
a0745e2b
DDO		 1033 STACK_OF(X509) *certs;
1034 int ok;
8d9a4d83 1035
a0745e2b
DDO		 1036 if (files == NULL)
1037 return 1;
1038 if ((certs = load_certs_multifile(files, opt_otherpass, desc)) == NULL)
1039 return 0;
1040 ok = (*set1_fn)(ctx, certs);
1041 sk_X509_pop_free(certs, X509_free);
1042 return ok;
8d9a4d83
DDO		 1043}
1044
1045
1046/*
1047 * parse and transform some options, checking their syntax.
1048 * Returns 1 on success, 0 on error
1049 */
1050static int transform_opts(void)
1051{
1052 if (opt_cmd_s != NULL) {
1053 if (!strcmp(opt_cmd_s, "ir")) {
1054 opt_cmd = CMP_IR;
1055 } else if (!strcmp(opt_cmd_s, "kur")) {
1056 opt_cmd = CMP_KUR;
1057 } else if (!strcmp(opt_cmd_s, "cr")) {
1058 opt_cmd = CMP_CR;
1059 } else if (!strcmp(opt_cmd_s, "p10cr")) {
1060 opt_cmd = CMP_P10CR;
1061 } else if (!strcmp(opt_cmd_s, "rr")) {
1062 opt_cmd = CMP_RR;
1063 } else if (!strcmp(opt_cmd_s, "genm")) {
1064 opt_cmd = CMP_GENM;
1065 } else {
1066 CMP_err1("unknown cmp command '%s'", opt_cmd_s);
1067 return 0;
1068 }
1069 } else {
1070 CMP_err("no cmp command to execute");
1071 return 0;
1072 }
1073
1074#ifdef OPENSSL_NO_ENGINE
1075# define FORMAT_OPTIONS (OPT_FMT_PEMDER | OPT_FMT_PKCS12 | OPT_FMT_ENGINE)
1076#else
1077# define FORMAT_OPTIONS (OPT_FMT_PEMDER | OPT_FMT_PKCS12)
1078#endif
1079
1080 if (opt_keyform_s != NULL
1081 && !opt_format(opt_keyform_s, FORMAT_OPTIONS, &opt_keyform)) {
1082 CMP_err("unknown option given for key loading format");
1083 return 0;
1084 }
1085
1086#undef FORMAT_OPTIONS
1087
1088 if (opt_certform_s != NULL
1089 && !opt_format(opt_certform_s, OPT_FMT_PEMDER, &opt_certform)) {
1090 CMP_err("unknown option given for certificate storing format");
1091 return 0;
1092 }
1093
8d9a4d83
DDO		 1094 return 1;
1095}
1096
19765f5b 1097static OSSL_CMP_SRV_CTX *setup_srv_ctx(ENGINE *engine)
8d9a4d83
DDO		 1098{
1099 OSSL_CMP_CTX *ctx; /* extra CMP (client) ctx partly used by server */
1a7cd250
DDO		 1100 OSSL_CMP_SRV_CTX *srv_ctx = ossl_cmp_mock_srv_new(app_get0_libctx(),
1101 app_get0_propq());
8d9a4d83
DDO		 1102
1103 if (srv_ctx == NULL)
1104 return NULL;
1105 ctx = OSSL_CMP_SRV_CTX_get0_cmp_ctx(srv_ctx);
1106
1107 if (opt_srv_ref == NULL) {
1108 if (opt_srv_cert == NULL) {
1109 /* opt_srv_cert should determine the sender */
1110 CMP_err("must give -srv_ref for server if no -srv_cert given");
1111 goto err;
1112 }
1113 } else {
1114 if (!OSSL_CMP_CTX_set1_referenceValue(ctx, (unsigned char *)opt_srv_ref,
1115 strlen(opt_srv_ref)))
1116 goto err;
1117 }
1118
1119 if (opt_srv_secret != NULL) {
1120 int res;
1121 char *pass_str = get_passwd(opt_srv_secret, "PBMAC secret of server");
1122
1123 if (pass_str != NULL) {
1124 cleanse(opt_srv_secret);
1125 res = OSSL_CMP_CTX_set1_secretValue(ctx, (unsigned char *)pass_str,
1126 strlen(pass_str));
1127 clear_free(pass_str);
1128 if (res == 0)
1129 goto err;
1130 }
1131 } else if (opt_srv_cert == NULL) {
1132 CMP_err("server credentials must be given if -use_mock_srv or -port is used");
1133 goto err;
1134 } else {
1135 CMP_warn("server will not be able to handle PBM-protected requests since -srv_secret is not given");
1136 }
1137
1138 if (opt_srv_secret == NULL
1139 && ((opt_srv_cert == NULL) != (opt_srv_key == NULL))) {
1140 CMP_err("must give both -srv_cert and -srv_key options or neither");
1141 goto err;
1142 }
1143 if (opt_srv_cert != NULL) {
1144 X509 *srv_cert = load_cert_pwd(opt_srv_cert, opt_srv_keypass,
1145 "certificate of the server");
63f1883d
DDO		 1146
1147 if (srv_cert == NULL || !OSSL_CMP_CTX_set1_cert(ctx, srv_cert)) {
8d9a4d83
DDO		 1148 X509_free(srv_cert);
1149 goto err;
1150 }
1151 X509_free(srv_cert);
1152 }
1153 if (opt_srv_key != NULL) {
1154 EVP_PKEY *pkey = load_key_pwd(opt_srv_key, opt_keyform,
1155 opt_srv_keypass,
19765f5b 1156 engine, "private key for server cert");
8d9a4d83
DDO		 1157
1158 if (pkey == NULL || !OSSL_CMP_CTX_set1_pkey(ctx, pkey)) {
1159 EVP_PKEY_free(pkey);
1160 goto err;
1161 }
1162 EVP_PKEY_free(pkey);
1163 }
1164 cleanse(opt_srv_keypass);
1165
1166 if (opt_srv_trusted != NULL) {
1167 X509_STORE *ts =
a0745e2b 1168 load_trusted(opt_srv_trusted, 0, "certs trusted by server");
8d9a4d83 1169
a0745e2b 1170 if (ts == NULL || !OSSL_CMP_CTX_set0_trustedStore(ctx, ts)) {
8d9a4d83
DDO		 1171 X509_STORE_free(ts);
1172 goto err;
1173 }
1174 } else {
1175 CMP_warn("server will not be able to handle signature-protected requests since -srv_trusted is not given");
1176 }
2c0e356e
DDO		 1177 if (!setup_certs(opt_srv_untrusted,
1178 "untrusted certificates for mock server", ctx,
a0745e2b 1179 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_untrusted))
8d9a4d83
DDO		 1180 goto err;
1181
1182 if (opt_rsp_cert == NULL) {
1183 CMP_err("must give -rsp_cert for mock server");
1184 goto err;
1185 } else {
1186 X509 *cert = load_cert_pwd(opt_rsp_cert, opt_keypass,
1187 "cert to be returned by the mock server");
1188
1189 if (cert == NULL)
1190 goto err;
1191 /* from server perspective the server is the client */
1192 if (!ossl_cmp_mock_srv_set1_certOut(srv_ctx, cert)) {
1193 X509_free(cert);
1194 goto err;
1195 }
1196 X509_free(cert);
1197 }
1198 /* TODO find a cleaner solution not requiring type casts */
1199 if (!setup_certs(opt_rsp_extracerts,
1200 "CMP extra certificates for mock server", srv_ctx,
a0745e2b 1201 (add_X509_stack_fn_t)ossl_cmp_mock_srv_set1_chainOut))
8d9a4d83
DDO		 1202 goto err;
1203 if (!setup_certs(opt_rsp_capubs, "caPubs for mock server", srv_ctx,
a0745e2b 1204 (add_X509_stack_fn_t)ossl_cmp_mock_srv_set1_caPubsOut))
8d9a4d83
DDO		 1205 goto err;
1206 (void)ossl_cmp_mock_srv_set_pollCount(srv_ctx, opt_poll_count);
1207 (void)ossl_cmp_mock_srv_set_checkAfterTime(srv_ctx, opt_check_after);
1208 if (opt_grant_implicitconf)
1209 (void)OSSL_CMP_SRV_CTX_set_grant_implicit_confirm(srv_ctx, 1);
1210
1211 if (opt_failure != INT_MIN) { /* option has been set explicity */
1212 if (opt_failure < 0 || OSSL_CMP_PKIFAILUREINFO_MAX < opt_failure) {
1213 CMP_err1("-failure out of range, should be >= 0 and <= %d",
1214 OSSL_CMP_PKIFAILUREINFO_MAX);
1215 goto err;
1216 }
1217 if (opt_failurebits != 0)
1218 CMP_warn("-failurebits overrides -failure");
1219 else
1220 opt_failurebits = 1 << opt_failure;
1221 }
1222 if ((unsigned)opt_failurebits > OSSL_CMP_PKIFAILUREINFO_MAX_BIT_PATTERN) {
1223 CMP_err("-failurebits out of range");
1224 goto err;
1225 }
1226 if (!ossl_cmp_mock_srv_set_statusInfo(srv_ctx, opt_pkistatus,
1227 opt_failurebits, opt_statusstring))
1228 goto err;
1229
1230 if (opt_send_error)
1231 (void)ossl_cmp_mock_srv_set_send_error(srv_ctx, 1);
1232
1233 if (opt_send_unprotected)
1234 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_SEND, 1);
1235 if (opt_send_unprot_err)
1236 (void)OSSL_CMP_SRV_CTX_set_send_unprotected_errors(srv_ctx, 1);
1237 if (opt_accept_unprotected)
1238 (void)OSSL_CMP_SRV_CTX_set_accept_unprotected(srv_ctx, 1);
1239 if (opt_accept_unprot_err)
1240 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_ERRORS, 1);
1241 if (opt_accept_raverified)
1242 (void)OSSL_CMP_SRV_CTX_set_accept_raverified(srv_ctx, 1);
1243
1244 return srv_ctx;
1245
1246 err:
1247 ossl_cmp_mock_srv_free(srv_ctx);
1248 return NULL;
1249}
1250
1251/*
1252 * set up verification aspects of OSSL_CMP_CTX w.r.t. opts from config file/CLI.
1253 * Returns pointer on success, NULL on error
1254 */
1255static int setup_verification_ctx(OSSL_CMP_CTX *ctx)
1256{
1257 if (!setup_certs(opt_untrusted, "untrusted certificates", ctx,
a0745e2b
DDO		 1258 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_untrusted))
1259 return 0;
8d9a4d83
DDO		 1260
1261 if (opt_srvcert != NULL || opt_trusted != NULL) {
a0745e2b
DDO		 1262 X509 *srvcert;
1263 X509_STORE *ts;
1264 int ok;
8d9a4d83
DDO		 1265
1266 if (opt_srvcert != NULL) {
8d9a4d83
DDO		 1267 if (opt_trusted != NULL) {
1268 CMP_warn("-trusted option is ignored since -srvcert option is present");
1269 opt_trusted = NULL;
1270 }
1271 if (opt_recipient != NULL) {
1272 CMP_warn("-recipient option is ignored since -srvcert option is present");
1273 opt_recipient = NULL;
1274 }
1275 srvcert = load_cert_pwd(opt_srvcert, opt_otherpass,
1276 "directly trusted CMP server certificate");
a0745e2b 1277 ok = srvcert != NULL && OSSL_CMP_CTX_set1_srvCert(ctx, srvcert);
8d9a4d83 1278 X509_free(srvcert);
a0745e2b
DDO		 1279 if (!ok)
1280 return 0;
8d9a4d83 1281 }
a0745e2b
DDO		 1282 if (opt_trusted != NULL) {
1283 /*
1284 * the 0 arg below clears any expected host/ip/email address;
1285 * opt_expect_sender is used instead
1286 */
1287 ts = load_trusted(opt_trusted, 0, "certs trusted by client");
1288
1289 if (ts == NULL || !OSSL_CMP_CTX_set0_trustedStore(ctx, ts)) {
1290 X509_STORE_free(ts);
1291 return 0;
1292 }
8d9a4d83
DDO		 1293 }
1294 }
1295
1296 if (opt_ignore_keyusage)
1297 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_IGNORE_KEYUSAGE, 1);
1298
1299 if (opt_unprotected_errors)
1300 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_ERRORS, 1);
1301
1302 if (opt_out_trusted != NULL) { /* for use in OSSL_CMP_certConf_cb() */
1303 X509_VERIFY_PARAM *out_vpm = NULL;
1304 X509_STORE *out_trusted =
a0745e2b
DDO		 1305 load_trusted(opt_out_trusted, 1,
1306 "trusted certs for verifying newly enrolled cert");
8d9a4d83
DDO		 1307
1308 if (out_trusted == NULL)
a0745e2b 1309 return 0;
8d9a4d83
DDO		 1310 /* ignore any -attime here, new certs are current anyway */
1311 out_vpm = X509_STORE_get0_param(out_trusted);
1312 X509_VERIFY_PARAM_clear_flags(out_vpm, X509_V_FLAG_USE_CHECK_TIME);
1313
1314 (void)OSSL_CMP_CTX_set_certConf_cb_arg(ctx, out_trusted);
1315 }
1316
1317 if (opt_disable_confirm)
1318 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_DISABLE_CONFIRM, 1);
1319
1320 if (opt_implicit_confirm)
1321 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_IMPLICIT_CONFIRM, 1);
1322
8d9a4d83 1323 return 1;
8d9a4d83
DDO		 1324}
1325
1326#ifndef OPENSSL_NO_SOCK
1327/*
1328 * set up ssl_ctx for the OSSL_CMP_CTX based on options from config file/CLI.
1329 * Returns pointer on success, NULL on error
1330 */
19765f5b 1331static SSL_CTX *setup_ssl_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83 1332{
a0745e2b 1333 STACK_OF(X509) *untrusted = OSSL_CMP_CTX_get0_untrusted(ctx);
8d9a4d83
DDO		 1334 EVP_PKEY *pkey = NULL;
1335 X509_STORE *trust_store = NULL;
1336 SSL_CTX *ssl_ctx;
1337 int i;
1338
1339 ssl_ctx = SSL_CTX_new(TLS_client_method());
1340 if (ssl_ctx == NULL)
1341 return NULL;
1342
1343 SSL_CTX_set_mode(ssl_ctx, SSL_MODE_AUTO_RETRY);
1344
1345 if (opt_tls_trusted != NULL) {
1346 if ((trust_store = load_certstore(opt_tls_trusted,
1347 "trusted TLS certificates")) == NULL)
1348 goto err;
1349 SSL_CTX_set_cert_store(ssl_ctx, trust_store);
1350 /* for improved diagnostics on SSL_CTX_build_cert_chain() errors: */
1351 X509_STORE_set_verify_cb(trust_store, X509_STORE_CTX_print_verify_cb);
1352 }
1353
1354 if (opt_tls_cert != NULL && opt_tls_key != NULL) {
1355 X509 *cert;
1356 STACK_OF(X509) *certs = NULL;
2c0e356e 1357 int ok;
8d9a4d83 1358
2c0e356e
DDO		 1359 if (!load_cert_certs(opt_tls_cert, &cert, &certs, 0, opt_tls_keypass,
1360 "TLS client certificate (optionally with chain)"))
1361 /* need opt_tls_keypass if opt_tls_cert is encrypted PKCS#12 file */
8d9a4d83
DDO		 1362 goto err;
1363
2c0e356e
DDO		 1364 ok = SSL_CTX_use_certificate(ssl_ctx, cert) > 0;
1365 X509_free(cert);
8d9a4d83
DDO		 1366
1367 /*
1368 * Any further certs and any untrusted certs are used for constructing
8b22c283 1369 * the chain to be provided with the TLS client cert to the TLS server.
8d9a4d83 1370 */
2c0e356e
DDO		 1371 if (!ok || !SSL_CTX_set0_chain(ssl_ctx, certs)) {
1372 CMP_err1("unable to use client TLS certificate file '%s'",
1373 opt_tls_cert);
8d9a4d83
DDO		 1374 sk_X509_pop_free(certs, X509_free);
1375 goto err;
1376 }
a0745e2b
DDO		 1377 for (i = 0; i < sk_X509_num(untrusted); i++) {
1378 cert = sk_X509_value(untrusted, i);
8d9a4d83
DDO		 1379 if (!SSL_CTX_add1_chain_cert(ssl_ctx, cert)) {
1380 CMP_err("could not add untrusted cert to TLS client cert chain");
1381 goto err;
1382 }
1383 }
a0745e2b
DDO		 1384
1385 {
1386 X509_VERIFY_PARAM *tls_vpm = NULL;
1387 unsigned long bak_flags = 0; /* compiler warns without init */
1388
1389 if (trust_store != NULL) {
1390 tls_vpm = X509_STORE_get0_param(trust_store);
1391 bak_flags = X509_VERIFY_PARAM_get_flags(tls_vpm);
1392 /* disable any cert status/revocation checking etc. */
1393 X509_VERIFY_PARAM_clear_flags(tls_vpm,
1394 ~(X509_V_FLAG_USE_CHECK_TIME
1395 | X509_V_FLAG_NO_CHECK_TIME));
1396 }
1397 CMP_debug("trying to build cert chain for own TLS cert");
1398 if (SSL_CTX_build_cert_chain(ssl_ctx,
1399 SSL_BUILD_CHAIN_FLAG_UNTRUSTED |
1400 SSL_BUILD_CHAIN_FLAG_NO_ROOT)) {
1401 CMP_debug("success building cert chain for own TLS cert");
1402 } else {
1403 OSSL_CMP_CTX_print_errors(ctx);
1404 CMP_warn("could not build cert chain for own TLS cert");
1405 }
1406 if (trust_store != NULL)
1407 X509_VERIFY_PARAM_set_flags(tls_vpm, bak_flags);
8d9a4d83
DDO		 1408 }
1409
1410 /* If present we append to the list also the certs from opt_tls_extra */
1411 if (opt_tls_extra != NULL) {
1412 STACK_OF(X509) *tls_extra = load_certs_multifile(opt_tls_extra,
1413 opt_otherpass,
1414 "extra certificates for TLS");
1415 int res = 1;
1416
1417 if (tls_extra == NULL)
1418 goto err;
1419 for (i = 0; i < sk_X509_num(tls_extra); i++) {
1420 cert = sk_X509_value(tls_extra, i);
1421 if (res != 0)
1422 res = SSL_CTX_add_extra_chain_cert(ssl_ctx, cert);
1423 if (res == 0)
1424 X509_free(cert);
1425 }
1426 sk_X509_free(tls_extra);
1427 if (res == 0) {
1428 BIO_printf(bio_err, "error: unable to add TLS extra certs\n");
1429 goto err;
1430 }
1431 }
1432
1433 pkey = load_key_pwd(opt_tls_key, opt_keyform, opt_tls_keypass,
19765f5b 1434 engine, "TLS client private key");
8d9a4d83
DDO		 1435 cleanse(opt_tls_keypass);
1436 if (pkey == NULL)
1437 goto err;
1438 /*
1439 * verify the key matches the cert,
1440 * not using SSL_CTX_check_private_key(ssl_ctx)
1441 * because it gives poor and sometimes misleading diagnostics
1442 */
1443 if (!X509_check_private_key(SSL_CTX_get0_certificate(ssl_ctx),
1444 pkey)) {
1445 CMP_err2("TLS private key '%s' does not match the TLS certificate '%s'\n",
1446 opt_tls_key, opt_tls_cert);
1447 EVP_PKEY_free(pkey);
1448 pkey = NULL; /* otherwise, for some reason double free! */
1449 goto err;
1450 }
1451 if (SSL_CTX_use_PrivateKey(ssl_ctx, pkey) <= 0) {
1452 CMP_err1("unable to use TLS client private key '%s'", opt_tls_key);
1453 EVP_PKEY_free(pkey);
1454 pkey = NULL; /* otherwise, for some reason double free! */
1455 goto err;
1456 }
1457 EVP_PKEY_free(pkey); /* we do not need the handle any more */
1458 }
1459 if (opt_tls_trusted != NULL) {
1460 /* enable and parameterize server hostname/IP address check */
1461 if (!truststore_set_host_etc(trust_store,
1462 opt_tls_host != NULL ?
1463 opt_tls_host : opt_server))
1464 /* TODO: is the server host name correct for TLS via proxy? */
1465 goto err;
1466 SSL_CTX_set_verify(ssl_ctx, SSL_VERIFY_PEER, NULL);
1467 }
1468 return ssl_ctx;
1469 err:
1470 SSL_CTX_free(ssl_ctx);
1471 return NULL;
1472}
1473#endif
1474
1475/*
1476 * set up protection aspects of OSSL_CMP_CTX based on options from config
1477 * file/CLI while parsing options and checking their consistency.
1478 * Returns 1 on success, 0 on error
1479 */
19765f5b 1480static int setup_protection_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83
DDO		 1481{
1482 if (!opt_unprotected_requests && opt_secret == NULL && opt_cert == NULL) {
1483 CMP_err("must give client credentials unless -unprotected_requests is set");
a0745e2b 1484 return 0;
8d9a4d83
DDO		 1485 }
1486
1487 if (opt_ref == NULL && opt_cert == NULL && opt_subject == NULL) {
1488 /* cert or subject should determine the sender */
1489 CMP_err("must give -ref if no -cert and no -subject given");
a0745e2b 1490 return 0;
8d9a4d83
DDO		 1491 }
1492 if (!opt_secret && ((opt_cert == NULL) != (opt_key == NULL))) {
1493 CMP_err("must give both -cert and -key options or neither");
a0745e2b 1494 return 0;
8d9a4d83
DDO		 1495 }
1496 if (opt_secret != NULL) {
1497 char *pass_string = get_passwd(opt_secret, "PBMAC");
1498 int res;
1499
1500 if (pass_string != NULL) {
1501 cleanse(opt_secret);
1502 res = OSSL_CMP_CTX_set1_secretValue(ctx,
1503 (unsigned char *)pass_string,
1504 strlen(pass_string));
1505 clear_free(pass_string);
1506 if (res == 0)
a0745e2b 1507 return 0;
8d9a4d83
DDO		 1508 }
1509 if (opt_cert != NULL || opt_key != NULL)
1510 CMP_warn("no signature-based protection used since -secret is given");
1511 }
1512 if (opt_ref != NULL
1513 && !OSSL_CMP_CTX_set1_referenceValue(ctx, (unsigned char *)opt_ref,
1514 strlen(opt_ref)))
a0745e2b 1515 return 0;
8d9a4d83
DDO		 1516
1517 if (opt_key != NULL) {
19765f5b 1518 EVP_PKEY *pkey = load_key_pwd(opt_key, opt_keyform, opt_keypass, engine,
8d9a4d83
DDO		 1519 "private key for CMP client certificate");
1520
1521 if (pkey == NULL || !OSSL_CMP_CTX_set1_pkey(ctx, pkey)) {
1522 EVP_PKEY_free(pkey);
a0745e2b 1523 return 0;
8d9a4d83
DDO		 1524 }
1525 EVP_PKEY_free(pkey);
1526 }
b434b2c0
DDO		 1527 if (opt_secret == NULL && opt_srvcert == NULL && opt_trusted == NULL)
1528 CMP_warn("will not authenticate server due to missing -secret, -trusted, or -srvcert");
8d9a4d83
DDO		 1529
1530 if (opt_cert != NULL) {
63f1883d 1531 X509 *cert;
8d9a4d83 1532 STACK_OF(X509) *certs = NULL;
15076c26 1533 X509_STORE *own_trusted = NULL;
a0745e2b 1534 int ok;
8d9a4d83 1535
2c0e356e
DDO		 1536 if (!load_cert_certs(opt_cert, &cert, &certs, 0, opt_keypass,
1537 "CMP client certificate (optionally with chain)"))
8d9a4d83 1538 /* opt_keypass is needed if opt_cert is an encrypted PKCS#12 file */
a0745e2b 1539 return 0;
63f1883d
DDO		 1540 ok = OSSL_CMP_CTX_set1_cert(ctx, cert);
1541 X509_free(cert);
15076c26
DDO		 1542 if (!ok) {
1543 CMP_err("out of memory");
1544 } else {
1545 if (opt_own_trusted != NULL) {
a0745e2b
DDO		 1546 own_trusted = load_trusted(opt_own_trusted, 0,
1547 "trusted certs for verifying own CMP signer cert");
1548 ok = own_trusted != NULL;
15076c26
DDO		 1549 }
1550 ok = ok && OSSL_CMP_CTX_build_cert_chain(ctx, own_trusted, certs);
8d9a4d83 1551 }
15076c26 1552 X509_STORE_free(own_trusted);
8d9a4d83
DDO		 1553 sk_X509_pop_free(certs, X509_free);
1554 if (!ok)
a0745e2b 1555 return 0;
15076c26
DDO		 1556 } else if (opt_own_trusted != NULL) {
1557 CMP_warn("-own_trusted option is ignored without -cert");
8d9a4d83
DDO		 1558 }
1559
1560 if (!setup_certs(opt_extracerts, "extra certificates for CMP", ctx,
a0745e2b
DDO		 1561 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_extraCertsOut))
1562 return 0;
8d9a4d83
DDO		 1563 cleanse(opt_otherpass);
1564
1565 if (opt_unprotected_requests)
1566 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_SEND, 1);
1567
1568 if (opt_digest != NULL) {
1569 int digest = OBJ_ln2nid(opt_digest);
1570
1571 if (digest == NID_undef) {
1572 CMP_err1("digest algorithm name not recognized: '%s'", opt_digest);
a0745e2b 1573 return 0;
8d9a4d83 1574 }
6d1f50b5
DDO		 1575 if (!OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_DIGEST_ALGNID, digest)
1576 || !OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_OWF_ALGNID, digest)) {
1577 CMP_err1("digest algorithm name not supported: '%s'", opt_digest);
a0745e2b 1578 return 0;
6d1f50b5 1579 }
8d9a4d83
DDO		 1580 }
1581
1582 if (opt_mac != NULL) {
1583 int mac = OBJ_ln2nid(opt_mac);
1584 if (mac == NID_undef) {
1585 CMP_err1("MAC algorithm name not recognized: '%s'", opt_mac);
a0745e2b 1586 return 0;
8d9a4d83
DDO		 1587 }
1588 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_MAC_ALGNID, mac);
1589 }
1590 return 1;
8d9a4d83
DDO		 1591}
1592
1593/*
1594 * set up IR/CR/KUR/CertConf/RR specific parts of the OSSL_CMP_CTX
1595 * based on options from config file/CLI.
1596 * Returns pointer on success, NULL on error
1597 */
19765f5b 1598static int setup_request_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83
DDO		 1599{
1600 if (opt_subject == NULL && opt_oldcert == NULL && opt_cert == NULL)
1601 CMP_warn("no -subject given, neither -oldcert nor -cert available as default");
1602 if (!set_name(opt_subject, OSSL_CMP_CTX_set1_subjectName, ctx, "subject")
1603 || !set_name(opt_issuer, OSSL_CMP_CTX_set1_issuer, ctx, "issuer"))
a0745e2b 1604 return 0;
8d9a4d83
DDO		 1605
1606 if (opt_newkey != NULL) {
1607 const char *file = opt_newkey;
1608 const int format = opt_keyform;
1609 const char *pass = opt_newkeypass;
1610 const char *desc = "new private or public key for cert to be enrolled";
19765f5b 1611 EVP_PKEY *pkey = load_key_pwd(file, format, pass, engine, NULL);
8d9a4d83
DDO		 1612 int priv = 1;
1613
1614 if (pkey == NULL) {
1615 ERR_clear_error();
19765f5b 1616 pkey = load_pubkey(file, format, 0, pass, engine, desc);
8d9a4d83
DDO		 1617 priv = 0;
1618 }
1619 cleanse(opt_newkeypass);
1620 if (pkey == NULL || !OSSL_CMP_CTX_set0_newPkey(ctx, priv, pkey)) {
1621 EVP_PKEY_free(pkey);
a0745e2b 1622 return 0;
8d9a4d83
DDO		 1623 }
1624 }
1625
11baa470
DDO		 1626 if (opt_days > 0
1627 && !OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_VALIDITY_DAYS,
1628 opt_days)) {
aff8c0a4 1629 CMP_err("could not set requested cert validity period");
a0745e2b 1630 return 0;
11baa470 1631 }
8d9a4d83
DDO		 1632
1633 if (opt_policies != NULL && opt_policy_oids != NULL) {
1634 CMP_err("cannot have policies both via -policies and via -policy_oids");
a0745e2b 1635 return 0;
8d9a4d83
DDO		 1636 }
1637
1638 if (opt_reqexts != NULL || opt_policies != NULL) {
1639 X509V3_CTX ext_ctx;
1640 X509_EXTENSIONS *exts = sk_X509_EXTENSION_new_null();
1641
1642 if (exts == NULL)
a0745e2b 1643 return 0;
8d9a4d83
DDO		 1644 X509V3_set_ctx(&ext_ctx, NULL, NULL, NULL, NULL, 0);
1645 X509V3_set_nconf(&ext_ctx, conf);
1646 if (opt_reqexts != NULL
1647 && !X509V3_EXT_add_nconf_sk(conf, &ext_ctx, opt_reqexts, &exts)) {
1648 CMP_err1("cannot load certificate request extension section '%s'",
1649 opt_reqexts);
1650 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
a0745e2b 1651 return 0;
8d9a4d83
DDO		 1652 }
1653 if (opt_policies != NULL
1654 && !X509V3_EXT_add_nconf_sk(conf, &ext_ctx, opt_policies, &exts)) {
1655 CMP_err1("cannot load policy cert request extension section '%s'",
1656 opt_policies);
1657 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
a0745e2b 1658 return 0;
8d9a4d83
DDO		 1659 }
1660 OSSL_CMP_CTX_set0_reqExtensions(ctx, exts);
1661 }
1662 if (OSSL_CMP_CTX_reqExtensions_have_SAN(ctx) && opt_sans != NULL) {
1663 CMP_err("cannot have Subject Alternative Names both via -reqexts and via -sans");
a0745e2b 1664 return 0;
8d9a4d83
DDO		 1665 }
1666
1667 if (!set_gennames(ctx, opt_sans, "Subject Alternative Name"))
a0745e2b 1668 return 0;
8d9a4d83
DDO		 1669
1670 if (opt_san_nodefault) {
1671 if (opt_sans != NULL)
1672 CMP_warn("-opt_san_nodefault has no effect when -sans is used");
1673 (void)OSSL_CMP_CTX_set_option(ctx,
1674 OSSL_CMP_OPT_SUBJECTALTNAME_NODEFAULT, 1);
1675 }
1676
1677 if (opt_policy_oids_critical) {
1678 if (opt_policy_oids == NULL)
1679 CMP_warn("-opt_policy_oids_critical has no effect unless -policy_oids is given");
1680 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_POLICIES_CRITICAL, 1);
1681 }
1682
1683 while (opt_policy_oids != NULL) {
1684 ASN1_OBJECT *policy;
1685 POLICYINFO *pinfo;
1686 char *next = next_item(opt_policy_oids);
1687
1688 if ((policy = OBJ_txt2obj(opt_policy_oids, 1)) == 0) {
1689 CMP_err1("unknown policy OID '%s'", opt_policy_oids);
a0745e2b 1690 return 0;
8d9a4d83
DDO		 1691 }
1692
1693 if ((pinfo = POLICYINFO_new()) == NULL) {
1694 ASN1_OBJECT_free(policy);
a0745e2b 1695 return 0;
8d9a4d83
DDO		 1696 }
1697 pinfo->policyid = policy;
1698
1699 if (!OSSL_CMP_CTX_push0_policy(ctx, pinfo)) {
1700 CMP_err1("cannot add policy with OID '%s'", opt_policy_oids);
1701 POLICYINFO_free(pinfo);
a0745e2b 1702 return 0;
8d9a4d83
DDO		 1703 }
1704 opt_policy_oids = next;
1705 }
1706
1707 if (opt_popo >= OSSL_CRMF_POPO_NONE)
1708 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_POPO_METHOD, opt_popo);
1709
1710 if (opt_csr != NULL) {
1711 if (opt_cmd != CMP_P10CR) {
1712 CMP_warn("-csr option is ignored for command other than p10cr");
1713 } else {
1714 X509_REQ *csr =
1715 load_csr_autofmt(opt_csr, "PKCS#10 CSR for p10cr");
1716
1717 if (csr == NULL)
a0745e2b 1718 return 0;
8d9a4d83
DDO		 1719 if (!OSSL_CMP_CTX_set1_p10CSR(ctx, csr)) {
1720 X509_REQ_free(csr);
1721 goto oom;
1722 }
1723 X509_REQ_free(csr);
1724 }
1725 }
1726
1727 if (opt_oldcert != NULL) {
1728 X509 *oldcert = load_cert_pwd(opt_oldcert, opt_keypass,
1729 "certificate to be updated/revoked");
1730 /* opt_keypass is needed if opt_oldcert is an encrypted PKCS#12 file */
1731
1732 if (oldcert == NULL)
a0745e2b 1733 return 0;
8d9a4d83
DDO		 1734 if (!OSSL_CMP_CTX_set1_oldCert(ctx, oldcert)) {
1735 X509_free(oldcert);
1736 goto oom;
1737 }
1738 X509_free(oldcert);
1739 }
1740 cleanse(opt_keypass);
1741 if (opt_revreason > CRL_REASON_NONE)
1742 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_REVOCATION_REASON,
1743 opt_revreason);
1744
1745 return 1;
1746
1747 oom:
1748 CMP_err("out of memory");
8d9a4d83
DDO		 1749 return 0;
1750}
1751
1752static int handle_opt_geninfo(OSSL_CMP_CTX *ctx)
1753{
1754 long value;
1755 ASN1_OBJECT *type;
1756 ASN1_INTEGER *aint;
1757 ASN1_TYPE *val;
1758 OSSL_CMP_ITAV *itav;
1759 char *endstr;
1760 char *valptr = strchr(opt_geninfo, ':');
1761
1762 if (valptr == NULL) {
1763 CMP_err("missing ':' in -geninfo option");
1764 return 0;
1765 }
1766 valptr[0] = '\0';
1767 valptr++;
1768
1769 if (strncasecmp(valptr, "int:", 4) != 0) {
1770 CMP_err("missing 'int:' in -geninfo option");
1771 return 0;
1772 }
1773 valptr += 4;
1774
1775 value = strtol(valptr, &endstr, 10);
1776 if (endstr == valptr || *endstr != '\0') {
1777 CMP_err("cannot parse int in -geninfo option");
1778 return 0;
1779 }
1780
1781 type = OBJ_txt2obj(opt_geninfo, 1);
1782 if (type == NULL) {
1783 CMP_err("cannot parse OID in -geninfo option");
1784 return 0;
1785 }
1786
33c41876 1787 if ((aint = ASN1_INTEGER_new()) == NULL)
8d9a4d83
DDO		 1788 goto oom;
1789
1790 val = ASN1_TYPE_new();
33c41876 1791 if (!ASN1_INTEGER_set(aint, value) || val == NULL) {
8d9a4d83
DDO		 1792 ASN1_INTEGER_free(aint);
1793 goto oom;
1794 }
1795 ASN1_TYPE_set(val, V_ASN1_INTEGER, aint);
1796 itav = OSSL_CMP_ITAV_create(type, val);
1797 if (itav == NULL) {
1798 ASN1_TYPE_free(val);
1799 goto oom;
1800 }
1801
1802 if (!OSSL_CMP_CTX_push0_geninfo_ITAV(ctx, itav)) {
1803 OSSL_CMP_ITAV_free(itav);
1804 return 0;
1805 }
1806 return 1;
1807
1808 oom:
33c41876 1809 ASN1_OBJECT_free(type);
8d9a4d83
DDO		 1810 CMP_err("out of memory");
1811 return 0;
1812}
1813
1814
1815/*
1816 * set up the client-side OSSL_CMP_CTX based on options from config file/CLI
1817 * while parsing options and checking their consistency.
1818 * Prints reason for error to bio_err.
1819 * Returns 1 on success, 0 on error
1820 */
19765f5b 1821static int setup_client_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83
DDO		 1822{
1823 int ret = 0;
d96486dc 1824 char *server = NULL, *port = NULL, *path = NULL, *used_path;
6e477a60 1825 int portnum, ssl;
8d9a4d83
DDO		 1826 char server_buf[200] = { '\0' };
1827 char proxy_buf[200] = { '\0' };
1828 char *proxy_host = NULL;
1829 char *proxy_port_str = NULL;
1830
1831 if (opt_server == NULL) {
d96486dc 1832 CMP_err("missing -server option");
8d9a4d83 1833 goto err;
6e477a60
DDO		 1834 }
1835 if (!OSSL_HTTP_parse_url(opt_server, &server, &port, &portnum, &path, &ssl))
1836 goto err;
1837 if (ssl && !opt_tls_used) {
1838 CMP_err("missing -tls_used option since -server URL indicates https");
8d9a4d83
DDO		 1839 goto err;
1840 }
6e477a60 1841 strncpy(server_port, port, sizeof(server_port));
d96486dc 1842 used_path = opt_path != NULL ? opt_path : path;
6e477a60
DDO		 1843 if (!OSSL_CMP_CTX_set1_server(ctx, server)
1844 || !OSSL_CMP_CTX_set_serverPort(ctx, portnum)
d96486dc 1845 || !OSSL_CMP_CTX_set1_serverPath(ctx, used_path))
8d9a4d83
DDO		 1846 goto oom;
1847 if (opt_proxy != NULL && !OSSL_CMP_CTX_set1_proxy(ctx, opt_proxy))
1848 goto oom;
50e09788
DDO		 1849 if (opt_no_proxy != NULL && !OSSL_CMP_CTX_set1_no_proxy(ctx, opt_no_proxy))
1850 goto oom;
6e477a60
DDO		 1851 (void)BIO_snprintf(server_buf, sizeof(server_buf), "http%s://%s:%s/%s",
1852 opt_tls_used ? "s" : "", server, port,
d96486dc 1853 *used_path == '/' ? used_path + 1 : used_path);
8d9a4d83
DDO		 1854
1855 if (opt_proxy != NULL)
1856 (void)BIO_snprintf(proxy_buf, sizeof(proxy_buf), " via %s", opt_proxy);
8d9a4d83
DDO		 1857
1858 if (!transform_opts())
1859 goto err;
1860
1861 if (opt_cmd == CMP_IR || opt_cmd == CMP_CR || opt_cmd == CMP_KUR) {
1862 if (opt_newkey == NULL && opt_key == NULL && opt_csr == NULL) {
1863 CMP_err("missing -newkey (or -key) to be certified");
1864 goto err;
1865 }
1866 if (opt_certout == NULL) {
1867 CMP_err("-certout not given, nowhere to save certificate");
1868 goto err;
1869 }
1870 }
1871 if (opt_cmd == CMP_KUR) {
1872 char *ref_cert = opt_oldcert != NULL ? opt_oldcert : opt_cert;
1873
1874 if (ref_cert == NULL) {
1875 CMP_err("missing -oldcert option for certificate to be updated");
1876 goto err;
1877 }
1878 if (opt_subject != NULL)
1879 CMP_warn2("-subject '%s' given, which overrides the subject of '%s' in KUR",
1880 opt_subject, ref_cert);
1881 }
1882 if (opt_cmd == CMP_RR && opt_oldcert == NULL) {
1883 CMP_err("missing certificate to be revoked");
1884 goto err;
1885 }
1886 if (opt_cmd == CMP_P10CR && opt_csr == NULL) {
1887 CMP_err("missing PKCS#10 CSR for p10cr");
1888 goto err;
1889 }
1890
1891 if (opt_recipient == NULL && opt_srvcert == NULL && opt_issuer == NULL
1892 && opt_oldcert == NULL && opt_cert == NULL)
1893 CMP_warn("missing -recipient, -srvcert, -issuer, -oldcert or -cert; recipient will be set to \"NULL-DN\"");
1894
1895 if (opt_infotype_s != NULL) {
1896 char id_buf[100] = "id-it-";
1897
1898 strncat(id_buf, opt_infotype_s, sizeof(id_buf) - strlen(id_buf) - 1);
1899 if ((opt_infotype = OBJ_sn2nid(id_buf)) == NID_undef) {
1900 CMP_err("unknown OID name in -infotype option");
1901 goto err;
1902 }
1903 }
1904
1905 if (!setup_verification_ctx(ctx))
1906 goto err;
1907
1908 if (opt_msg_timeout >= 0) /* must do this before setup_ssl_ctx() */
1909 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_MSG_TIMEOUT,
1910 opt_msg_timeout);
1911 if (opt_total_timeout >= 0)
1912 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_TOTAL_TIMEOUT,
1913 opt_total_timeout);
1914
143be474
DDO		 1915 if (opt_reqin != NULL && opt_rspin != NULL)
1916 CMP_warn("-reqin is ignored since -rspin is present");
1917 if (opt_reqin_new_tid && opt_reqin == NULL)
1918 CMP_warn("-reqin_new_tid is ignored since -reqin is not present");
8d9a4d83
DDO		 1919 if (opt_reqin != NULL || opt_reqout != NULL
1920 || opt_rspin != NULL || opt_rspout != NULL || opt_use_mock_srv)
1921 (void)OSSL_CMP_CTX_set_transfer_cb(ctx, read_write_req_resp);
1922
1923 if ((opt_tls_cert != NULL || opt_tls_key != NULL
1924 || opt_tls_keypass != NULL || opt_tls_extra != NULL
1925 || opt_tls_trusted != NULL || opt_tls_host != NULL)
1926 && !opt_tls_used)
1927 CMP_warn("TLS options(s) given but not -tls_used");
1928 if (opt_tls_used) {
1929#ifdef OPENSSL_NO_SOCK
1930 BIO_printf(bio_err, "Cannot use TLS - sockets not supported\n");
1931 goto err;
1932#else
1933 APP_HTTP_TLS_INFO *info;
1934
1935 if (opt_tls_cert != NULL
1936 || opt_tls_key != NULL || opt_tls_keypass != NULL) {
1937 if (opt_tls_key == NULL) {
1938 CMP_err("missing -tls_key option");
1939 goto err;
1940 } else if (opt_tls_cert == NULL) {
1941 CMP_err("missing -tls_cert option");
1942 goto err;
1943 }
1944 }
1945 if (opt_use_mock_srv) {
1946 CMP_err("cannot use TLS options together with -use_mock_srv");
1947 goto err;
1948 }
1949 if ((info = OPENSSL_zalloc(sizeof(*info))) == NULL)
1950 goto err;
1951 (void)OSSL_CMP_CTX_set_http_cb_arg(ctx, info);
1952 /* info will be freed along with CMP ctx */
1953 info->server = opt_server;
6e477a60 1954 info->port = server_port;
8d9a4d83
DDO		 1955 info->use_proxy = opt_proxy != NULL;
1956 info->timeout = OSSL_CMP_CTX_get_option(ctx, OSSL_CMP_OPT_MSG_TIMEOUT);
19765f5b 1957 info->ssl_ctx = setup_ssl_ctx(ctx, engine);
8d9a4d83
DDO		 1958 if (info->ssl_ctx == NULL)
1959 goto err;
1960 (void)OSSL_CMP_CTX_set_http_cb(ctx, app_http_tls_cb);
1961#endif
1962 }
1963
19765f5b 1964 if (!setup_protection_ctx(ctx, engine))
8d9a4d83
DDO		 1965 goto err;
1966
19765f5b 1967 if (!setup_request_ctx(ctx, engine))
8d9a4d83
DDO		 1968 goto err;
1969
1970 if (!set_name(opt_recipient, OSSL_CMP_CTX_set1_recipient, ctx, "recipient")
1971 || !set_name(opt_expect_sender, OSSL_CMP_CTX_set1_expected_sender,
1972 ctx, "expected sender"))
7e998a0f 1973 goto err;
8d9a4d83
DDO		 1974
1975 if (opt_geninfo != NULL && !handle_opt_geninfo(ctx))
1976 goto err;
1977
8f7e8979
DDO		 1978 /* not printing earlier, to minimize confusion in case setup fails before */
1979 CMP_info2("will contact %s%s", server_buf, proxy_buf);
1980
8d9a4d83
DDO		 1981 ret = 1;
1982
1983 err:
6e477a60
DDO		 1984 OPENSSL_free(server);
1985 OPENSSL_free(port);
1986 OPENSSL_free(path);
8d9a4d83
DDO		 1987 OPENSSL_free(proxy_host);
1988 OPENSSL_free(proxy_port_str);
1989 return ret;
1990 oom:
1991 CMP_err("out of memory");
1992 goto err;
1993}
1994
1995/*
1996 * write out the given certificate to the output specified by bio.
1997 * Depending on options use either PEM or DER format.
1998 * Returns 1 on success, 0 on error
1999 */
2000static int write_cert(BIO *bio, X509 *cert)
2001{
2002 if ((opt_certform == FORMAT_PEM && PEM_write_bio_X509(bio, cert))
2003 || (opt_certform == FORMAT_ASN1 && i2d_X509_bio(bio, cert)))
2004 return 1;
2005 if (opt_certform != FORMAT_PEM && opt_certform != FORMAT_ASN1)
2006 BIO_printf(bio_err,
2007 "error: unsupported type '%s' for writing certificates\n",
2008 opt_certform_s);
2009 return 0;
2010}
2011
2012/*
39082af2
DDO		 2013 * If destFile != NULL writes out a stack of certs to the given file.
2014 * In any case frees the certs.
8d9a4d83
DDO		 2015 * Depending on options use either PEM or DER format,
2016 * where DER does not make much sense for writing more than one cert!
39082af2 2017 * Returns number of written certificates on success, -1 on error.
8d9a4d83 2018 */
39082af2
DDO		 2019static int save_free_certs(OSSL_CMP_CTX *ctx,
2020 STACK_OF(X509) *certs, char *destFile, char *desc)
8d9a4d83
DDO		 2021{
2022 BIO *bio = NULL;
2023 int i;
2024 int n = sk_X509_num(certs);
2025
39082af2
DDO		 2026 if (destFile == NULL)
2027 goto end;
8d9a4d83
DDO		 2028 CMP_info3("received %d %s certificate(s), saving to file '%s'",
2029 n, desc, destFile);
2030 if (n > 1 && opt_certform != FORMAT_PEM)
2031 CMP_warn("saving more than one certificate in non-PEM format");
2032
2033 if (destFile == NULL || (bio = BIO_new(BIO_s_file())) == NULL
2034 || !BIO_write_filename(bio, (char *)destFile)) {
2035 CMP_err1("could not open file '%s' for writing", destFile);
2036 n = -1;
39082af2 2037 goto end;
8d9a4d83
DDO		 2038 }
2039
2040 for (i = 0; i < n; i++) {
2041 if (!write_cert(bio, sk_X509_value(certs, i))) {
2042 CMP_err1("cannot write certificate to file '%s'", destFile);
2043 n = -1;
39082af2 2044 goto end;
8d9a4d83
DDO		 2045 }
2046 }
2047
39082af2 2048 end:
8d9a4d83 2049 BIO_free(bio);
39082af2 2050 sk_X509_pop_free(certs, X509_free);
8d9a4d83
DDO		 2051 return n;
2052}
2053
2054static void print_itavs(STACK_OF(OSSL_CMP_ITAV) *itavs)
2055{
2056 OSSL_CMP_ITAV *itav = NULL;
2057 char buf[128];
3b1fd0b0 2058 int i, r;
8d9a4d83
DDO		 2059 int n = sk_OSSL_CMP_ITAV_num(itavs); /* itavs == NULL leads to 0 */
2060
2061 if (n == 0) {
2062 CMP_info("genp contains no ITAV");
2063 return;
2064 }
2065
2066 for (i = 0; i < n; i++) {
2067 itav = sk_OSSL_CMP_ITAV_value(itavs, i);
3b1fd0b0
P		 2068 r = OBJ_obj2txt(buf, 128, OSSL_CMP_ITAV_get0_type(itav), 0);
2069 if (r < 0)
2070 CMP_err("could not get ITAV details");
2071 else if (r == 0)
2072 CMP_info("genp contains empty ITAV");
2073 else
2074 CMP_info1("genp contains ITAV of type: %s", buf);
8d9a4d83
DDO		 2075 }
2076}
2077
2078static char opt_item[SECTION_NAME_MAX + 1];
2079/* get previous name from a comma-separated list of names */
2080static const char *prev_item(const char *opt, const char *end)
2081{
2082 const char *beg;
2083 size_t len;
2084
2085 if (end == opt)
2086 return NULL;
2087 beg = end;
2088 while (beg != opt && beg[-1] != ',' && !isspace(beg[-1]))
2089 beg--;
2090 len = end - beg;
2091 if (len > SECTION_NAME_MAX)
2092 len = SECTION_NAME_MAX;
2093 strncpy(opt_item, beg, len);
2094 opt_item[SECTION_NAME_MAX] = '\0'; /* avoid gcc v8 O3 stringop-truncation */
2095 opt_item[len] = '\0';
2096 if (len > SECTION_NAME_MAX)
2097 CMP_warn2("using only first %d characters of section name starting with \"%s\"",
2098 SECTION_NAME_MAX, opt_item);
2099 while (beg != opt && (beg[-1] == ',' || isspace(beg[-1])))
2100 beg--;
2101 return beg;
2102}
2103
2104/* get str value for name from a comma-separated hierarchy of config sections */
2105static char *conf_get_string(const CONF *src_conf, const char *groups,
2106 const char *name)
2107{
2108 char *res = NULL;
2109 const char *end = groups + strlen(groups);
2110
2111 while ((end = prev_item(groups, end)) != NULL) {
2112 if ((res = NCONF_get_string(src_conf, opt_item, name)) != NULL)
2113 return res;
2114 }
2115 return res;
2116}
2117
2118/* get long val for name from a comma-separated hierarchy of config sections */
2119static int conf_get_number_e(const CONF *conf_, const char *groups,
2120 const char *name, long *result)
2121{
2122 char *str = conf_get_string(conf_, groups, name);
2123 char *tailptr;
2124 long res;
2125
2126 if (str == NULL || *str == '\0')
2127 return 0;
2128
2129 res = strtol(str, &tailptr, 10);
2130 if (res == LONG_MIN || res == LONG_MAX || *tailptr != '\0')
2131 return 0;
2132
2133 *result = res;
2134 return 1;
2135}
2136
2137/*
2138 * use the command line option table to read values from the CMP section
2139 * of openssl.cnf. Defaults are taken from the config file, they can be
2140 * overwritten on the command line.
2141 */
2142static int read_config(void)
2143{
2144 unsigned int i;
2145 long num = 0;
2146 char *txt = NULL;
2147 const OPTIONS *opt;
2148 int provider_option;
2149 int verification_option;
1a5ae1da 2150 int start = OPT_VERBOSITY;
8d9a4d83 2151 /*
1a5ae1da
DDO		 2152 * starting with offset OPT_VERBOSITY because OPT_CONFIG and OPT_SECTION
2153 * would not make sense within the config file.
2154 * Moreover, these two options and OPT_VERBOSITY have already been handled.
8d9a4d83 2155 */
b0a4cbea 2156 int n_options = OSSL_NELEM(cmp_options) - 1;
1a5ae1da 2157
b0a4cbea
DDO		 2158 for (i = start - OPT_HELP, opt = &cmp_options[start];
2159 opt->name; i++, opt++)
2160 if (!strcmp(opt->name, OPT_SECTION_STR)
2161 || !strcmp(opt->name, OPT_MORE_STR))
2162 n_options--;
2163 OPENSSL_assert(OSSL_NELEM(cmp_vars) == n_options
2164 + OPT_PROV__FIRST + 1 - OPT_PROV__LAST
2165 + OPT_V__FIRST + 1 - OPT_V__LAST);
1a5ae1da 2166 for (i = start - OPT_HELP, opt = &cmp_options[start];
8d9a4d83
DDO		 2167 opt->name; i++, opt++) {
2168 if (!strcmp(opt->name, OPT_SECTION_STR)
2169 || !strcmp(opt->name, OPT_MORE_STR)) {
2170 i--;
2171 continue;
2172 }
2173 provider_option = (OPT_PROV__FIRST <= opt->retval
2174 && opt->retval < OPT_PROV__LAST);
2175 verification_option = (OPT_V__FIRST <= opt->retval
2176 && opt->retval < OPT_V__LAST);
2177 if (provider_option || verification_option)
2178 i--;
8d9a4d83
DDO		 2179 switch (opt->valtype) {
2180 case '-':
2181 case 'n':
2182 case 'l':
2183 if (!conf_get_number_e(conf, opt_section, opt->name, &num)) {
2184 ERR_clear_error();
2185 continue; /* option not provided */
2186 }
2187 break;
8d9a4d83
DDO		 2188 case 's':
2189 case 'M':
2190 txt = conf_get_string(conf, opt_section, opt->name);
2191 if (txt == NULL) {
2192 ERR_clear_error();
2193 continue; /* option not provided */
2194 }
2195 break;
2196 default:
2197 CMP_err2("internal: unsupported type '%c' for option '%s'",
2198 opt->valtype, opt->name);
2199 return 0;
2200 break;
2201 }
2202 if (provider_option || verification_option) {
2203 int conf_argc = 1;
2204 char *conf_argv[3];
2205 char arg1[82];
2206
2207 BIO_snprintf(arg1, 81, "-%s", (char *)opt->name);
2208 conf_argv[0] = prog;
2209 conf_argv[1] = arg1;
2210 if (opt->valtype == '-') {
2211 if (num != 0)
2212 conf_argc = 2;
2213 } else {
2214 conf_argc = 3;
2215 conf_argv[2] = conf_get_string(conf, opt_section, opt->name);
2216 /* not NULL */
2217 }
2218 if (conf_argc > 1) {
2219 (void)opt_init(conf_argc, conf_argv, cmp_options);
2220
2221 if (provider_option
2222 ? !opt_provider(opt_next())
2223 : !opt_verify(opt_next(), vpm)) {
2224 CMP_err2("for option '%s' in config file section '%s'",
2225 opt->name, opt_section);
2226 return 0;
2227 }
2228 }
2229 } else {
2230 switch (opt->valtype) {
2231 case '-':
2232 case 'n':
2233 if (num < INT_MIN || INT_MAX < num) {
2234 BIO_printf(bio_err,
2235 "integer value out of range for option '%s'\n",
2236 opt->name);
2237 return 0;
2238 }
2239 *cmp_vars[i].num = (int)num;
2240 break;
2241 case 'l':
2242 *cmp_vars[i].num_long = num;
2243 break;
2244 default:
2245 if (txt != NULL && txt[0] == '\0')
2246 txt = NULL; /* reset option on empty string input */
2247 *cmp_vars[i].txt = txt;
2248 break;
2249 }
2250 }
2251 }
2252
2253 return 1;
2254}
2255
2256static char *opt_str(char *opt)
2257{
2258 char *arg = opt_arg();
2259
2260 if (arg[0] == '\0') {
2261 CMP_warn1("argument of -%s option is empty string, resetting option",
2262 opt);
2263 arg = NULL;
2264 } else if (arg[0] == '-') {
2265 CMP_warn1("argument of -%s option starts with hyphen", opt);
2266 }
2267 return arg;
2268}
2269
2270static int opt_nat(void)
2271{
2272 int result = -1;
2273
2274 if (opt_int(opt_arg(), &result) && result < 0)
2275 BIO_printf(bio_err, "error: argument '%s' must not be negative\n",
2276 opt_arg());
2277 return result;
2278}
2279
2280/* returns 1 on success, 0 on error, -1 on -help (i.e., stop with success) */
2281static int get_opts(int argc, char **argv)
2282{
2283 OPTION_CHOICE o;
2284
2285 prog = opt_init(argc, argv, cmp_options);
2286
2287 while ((o = opt_next()) != OPT_EOF) {
2288 switch (o) {
2289 case OPT_EOF:
2290 case OPT_ERR:
2291 goto opt_err;
2292 case OPT_HELP:
2293 opt_help(cmp_options);
2294 return -1;
2295 case OPT_CONFIG: /* has already been handled */
8d9a4d83 2296 case OPT_SECTION: /* has already been handled */
1a5ae1da 2297 case OPT_VERBOSITY: /* has already been handled */
8d9a4d83
DDO		 2298 break;
2299 case OPT_SERVER:
2300 opt_server = opt_str("server");
2301 break;
2302 case OPT_PROXY:
2303 opt_proxy = opt_str("proxy");
2304 break;
2305 case OPT_NO_PROXY:
2306 opt_no_proxy = opt_str("no_proxy");
2307 break;
2308 case OPT_PATH:
2309 opt_path = opt_str("path");
2310 break;
2311 case OPT_MSG_TIMEOUT:
2312 if ((opt_msg_timeout = opt_nat()) < 0)
2313 goto opt_err;
2314 break;
2315 case OPT_TOTAL_TIMEOUT:
2316 if ((opt_total_timeout = opt_nat()) < 0)
2317 goto opt_err;
2318 break;
2319 case OPT_TLS_USED:
2320 opt_tls_used = 1;
2321 break;
2322 case OPT_TLS_CERT:
2323 opt_tls_cert = opt_str("tls_cert");
2324 break;
2325 case OPT_TLS_KEY:
2326 opt_tls_key = opt_str("tls_key");
2327 break;
2328 case OPT_TLS_KEYPASS:
2329 opt_tls_keypass = opt_str("tls_keypass");
2330 break;
2331 case OPT_TLS_EXTRA:
2332 opt_tls_extra = opt_str("tls_extra");
2333 break;
2334 case OPT_TLS_TRUSTED:
2335 opt_tls_trusted = opt_str("tls_trusted");
2336 break;
2337 case OPT_TLS_HOST:
2338 opt_tls_host = opt_str("tls_host");
2339 break;
2340 case OPT_REF:
2341 opt_ref = opt_str("ref");
2342 break;
2343 case OPT_SECRET:
2344 opt_secret = opt_str("secret");
2345 break;
2346 case OPT_CERT:
2347 opt_cert = opt_str("cert");
2348 break;
15076c26
DDO		 2349 case OPT_OWN_TRUSTED:
2350 opt_own_trusted = opt_str("own_trusted");
2351 break;
8d9a4d83
DDO		 2352 case OPT_KEY:
2353 opt_key = opt_str("key");
2354 break;
2355 case OPT_KEYPASS:
2356 opt_keypass = opt_str("keypass");
2357 break;
2358 case OPT_DIGEST:
2359 opt_digest = opt_str("digest");
2360 break;
2361 case OPT_MAC:
2362 opt_mac = opt_str("mac");
2363 break;
2364 case OPT_EXTRACERTS:
2365 opt_extracerts = opt_str("extracerts");
2366 break;
2367 case OPT_UNPROTECTED_REQUESTS:
2368 opt_unprotected_requests = 1;
2369 break;
2370
2371 case OPT_TRUSTED:
2372 opt_trusted = opt_str("trusted");
2373 break;
2374 case OPT_UNTRUSTED:
2375 opt_untrusted = opt_str("untrusted");
2376 break;
2377 case OPT_SRVCERT:
2378 opt_srvcert = opt_str("srvcert");
2379 break;
2380 case OPT_RECIPIENT:
2381 opt_recipient = opt_str("recipient");
2382 break;
2383 case OPT_EXPECT_SENDER:
2384 opt_expect_sender = opt_str("expect_sender");
2385 break;
2386 case OPT_IGNORE_KEYUSAGE:
2387 opt_ignore_keyusage = 1;
2388 break;
2389 case OPT_UNPROTECTED_ERRORS:
2390 opt_unprotected_errors = 1;
2391 break;
2392 case OPT_EXTRACERTSOUT:
2393 opt_extracertsout = opt_str("extracertsout");
2394 break;
2395 case OPT_CACERTSOUT:
2396 opt_cacertsout = opt_str("cacertsout");
2397 break;
2398
2399 case OPT_V_CASES:
2400 if (!opt_verify(o, vpm))
2401 goto opt_err;
2402 break;
2403 case OPT_CMD:
2404 opt_cmd_s = opt_str("cmd");
2405 break;
2406 case OPT_INFOTYPE:
2407 opt_infotype_s = opt_str("infotype");
2408 break;
2409 case OPT_GENINFO:
2410 opt_geninfo = opt_str("geninfo");
2411 break;
2412
2413 case OPT_NEWKEY:
2414 opt_newkey = opt_str("newkey");
2415 break;
2416 case OPT_NEWKEYPASS:
2417 opt_newkeypass = opt_str("newkeypass");
2418 break;
2419 case OPT_SUBJECT:
2420 opt_subject = opt_str("subject");
2421 break;
2422 case OPT_ISSUER:
2423 opt_issuer = opt_str("issuer");
2424 break;
2425 case OPT_DAYS:
2426 if ((opt_days = opt_nat()) < 0)
2427 goto opt_err;
2428 break;
2429 case OPT_REQEXTS:
2430 opt_reqexts = opt_str("reqexts");
2431 break;
2432 case OPT_SANS:
2433 opt_sans = opt_str("sans");
2434 break;
2435 case OPT_SAN_NODEFAULT:
2436 opt_san_nodefault = 1;
2437 break;
2438 case OPT_POLICIES:
2439 opt_policies = opt_str("policies");
2440 break;
2441 case OPT_POLICY_OIDS:
2442 opt_policy_oids = opt_str("policy_oids");
2443 break;
2444 case OPT_POLICY_OIDS_CRITICAL:
2445 opt_policy_oids_critical = 1;
2446 break;
2447 case OPT_POPO:
2448 if (!opt_int(opt_arg(), &opt_popo)
2449 || opt_popo < OSSL_CRMF_POPO_NONE
2450 || opt_popo > OSSL_CRMF_POPO_KEYENC) {
2451 CMP_err("invalid popo spec. Valid values are -1 .. 2");
2452 goto opt_err;
2453 }
2454 break;
2455 case OPT_CSR:
2456 opt_csr = opt_arg();
2457 break;
2458 case OPT_OUT_TRUSTED:
2459 opt_out_trusted = opt_str("out_trusted");
2460 break;
2461 case OPT_IMPLICIT_CONFIRM:
2462 opt_implicit_confirm = 1;
2463 break;
2464 case OPT_DISABLE_CONFIRM:
2465 opt_disable_confirm = 1;
2466 break;
2467 case OPT_CERTOUT:
2468 opt_certout = opt_str("certout");
2469 break;
39082af2
DDO		 2470 case OPT_CHAINOUT:
2471 opt_chainout = opt_str("chainout");
2472 break;
8d9a4d83
DDO		 2473 case OPT_OLDCERT:
2474 opt_oldcert = opt_str("oldcert");
2475 break;
2476 case OPT_REVREASON:
2477 if (!opt_int(opt_arg(), &opt_revreason)
2478 || opt_revreason < CRL_REASON_NONE
2479 || opt_revreason > CRL_REASON_AA_COMPROMISE
2480 || opt_revreason == 7) {
2481 CMP_err("invalid revreason. Valid values are -1 .. 6, 8 .. 10");
2482 goto opt_err;
2483 }
2484 break;
2485 case OPT_CERTFORM:
2486 opt_certform_s = opt_str("certform");
2487 break;
2488 case OPT_KEYFORM:
2489 opt_keyform_s = opt_str("keyform");
2490 break;
8d9a4d83
DDO		 2491 case OPT_OTHERPASS:
2492 opt_otherpass = opt_str("otherpass");
2493 break;
2494#ifndef OPENSSL_NO_ENGINE
2495 case OPT_ENGINE:
2496 opt_engine = opt_str("engine");
2497 break;
2498#endif
2499 case OPT_PROV_CASES:
2500 if (!opt_provider(o))
2501 goto opt_err;
2502 break;
2503
2504 case OPT_BATCH:
2505 opt_batch = 1;
2506 break;
2507 case OPT_REPEAT:
2508 opt_repeat = opt_nat();
2509 break;
2510 case OPT_REQIN:
2511 opt_reqin = opt_str("reqin");
2512 break;
143be474
DDO		 2513 case OPT_REQIN_NEW_TID:
2514 opt_reqin_new_tid = 1;
2515 break;
8d9a4d83
DDO		 2516 case OPT_REQOUT:
2517 opt_reqout = opt_str("reqout");
2518 break;
2519 case OPT_RSPIN:
2520 opt_rspin = opt_str("rspin");
2521 break;
2522 case OPT_RSPOUT:
2523 opt_rspout = opt_str("rspout");
2524 break;
2525 case OPT_USE_MOCK_SRV:
2526 opt_use_mock_srv = 1;
2527 break;
2528 case OPT_PORT:
2529 opt_port = opt_str("port");
2530 break;
2531 case OPT_MAX_MSGS:
2532 if ((opt_max_msgs = opt_nat()) < 0)
2533 goto opt_err;
2534 break;
2535 case OPT_SRV_REF:
2536 opt_srv_ref = opt_str("srv_ref");
2537 break;
2538 case OPT_SRV_SECRET:
2539 opt_srv_secret = opt_str("srv_secret");
2540 break;
2541 case OPT_SRV_CERT:
2542 opt_srv_cert = opt_str("srv_cert");
2543 break;
2544 case OPT_SRV_KEY:
2545 opt_srv_key = opt_str("srv_key");
2546 break;
2547 case OPT_SRV_KEYPASS:
2548 opt_srv_keypass = opt_str("srv_keypass");
2549 break;
2550 case OPT_SRV_TRUSTED:
2551 opt_srv_trusted = opt_str("srv_trusted");
2552 break;
2553 case OPT_SRV_UNTRUSTED:
2554 opt_srv_untrusted = opt_str("srv_untrusted");
2555 break;
2556 case OPT_RSP_CERT:
2557 opt_rsp_cert = opt_str("rsp_cert");
2558 break;
2559 case OPT_RSP_EXTRACERTS:
2560 opt_rsp_extracerts = opt_str("rsp_extracerts");
2561 break;
2562 case OPT_RSP_CAPUBS:
2563 opt_rsp_capubs = opt_str("rsp_capubs");
2564 break;
2565 case OPT_POLL_COUNT:
2566 opt_poll_count = opt_nat();
2567 break;
2568 case OPT_CHECK_AFTER:
2569 opt_check_after = opt_nat();
2570 break;
2571 case OPT_GRANT_IMPLICITCONF:
2572 opt_grant_implicitconf = 1;
2573 break;
2574 case OPT_PKISTATUS:
2575 opt_pkistatus = opt_nat();
2576 break;
2577 case OPT_FAILURE:
2578 opt_failure = opt_nat();
2579 break;
2580 case OPT_FAILUREBITS:
2581 opt_failurebits = opt_nat();
2582 break;
2583 case OPT_STATUSSTRING:
2584 opt_statusstring = opt_str("statusstring");
2585 break;
2586 case OPT_SEND_ERROR:
2587 opt_send_error = 1;
2588 break;
2589 case OPT_SEND_UNPROTECTED:
2590 opt_send_unprotected = 1;
2591 break;
2592 case OPT_SEND_UNPROT_ERR:
2593 opt_send_unprot_err = 1;
2594 break;
2595 case OPT_ACCEPT_UNPROTECTED:
2596 opt_accept_unprotected = 1;
2597 break;
2598 case OPT_ACCEPT_UNPROT_ERR:
2599 opt_accept_unprot_err = 1;
2600 break;
2601 case OPT_ACCEPT_RAVERIFIED:
2602 opt_accept_raverified = 1;
2603 break;
2604 }
2605 }
2606 argc = opt_num_rest();
2607 argv = opt_rest();
2608 if (argc != 0) {
2609 CMP_err1("unknown parameter %s", argv[0]);
2610 goto opt_err;
2611 }
2612 return 1;
2613
2614 opt_err:
2615 CMP_err1("use -help for summary of '%s' options", prog);
2616 return 0;
2617}
2618
2619int cmp_main(int argc, char **argv)
2620{
2621 char *configfile = NULL;
2622 int i;
2623 X509 *newcert = NULL;
19765f5b 2624 ENGINE *engine = NULL;
8d9a4d83
DDO		 2625 char mock_server[] = "mock server:1";
2626 int ret = 0; /* default: failure */
2627
a877d262 2628 ERR_clear_error(); /* clear leftover errors on loading libengines.so etc. */
8d9a4d83
DDO		 2629 if (argc <= 1) {
2630 opt_help(cmp_options);
2631 goto err;
2632 }
2633
2634 /*
1a5ae1da
DDO		 2635 * handle options -config, -section, and -verbosity upfront
2636 * to take effect for other options
8d9a4d83
DDO		 2637 */
2638 for (i = 1; i < argc - 1; i++) {
2639 if (*argv[i] == '-') {
2640 if (!strcmp(argv[i] + 1, cmp_options[OPT_CONFIG - OPT_HELP].name))
1a5ae1da 2641 opt_config = argv[++i];
8d9a4d83
DDO		 2642 else if (!strcmp(argv[i] + 1,
2643 cmp_options[OPT_SECTION - OPT_HELP].name))
1a5ae1da
DDO		 2644 opt_section = argv[++i];
2645 else if (strcmp(argv[i] + 1,
2646 cmp_options[OPT_VERBOSITY - OPT_HELP].name) == 0
2647 && !set_verbosity(atoi(argv[++i])))
2648 goto err;
8d9a4d83
DDO		 2649 }
2650 }
2651 if (opt_section[0] == '\0') /* empty string */
2652 opt_section = DEFAULT_SECTION;
2653
2654 vpm = X509_VERIFY_PARAM_new();
2655 if (vpm == NULL) {
2656 CMP_err("out of memory");
2657 goto err;
2658 }
2659
2660 /* read default values for options from config file */
2661 configfile = opt_config != NULL ? opt_config : default_config_file;
2662 if (configfile && configfile[0] != '\0' /* non-empty string */
2663 && (configfile != default_config_file
2664 || access(configfile, F_OK) != -1)) {
2665 CMP_info1("using OpenSSL configuration file '%s'", configfile);
2666 conf = app_load_config(configfile);
2667 if (conf == NULL) {
2668 goto err;
2669 } else {
2670 if (strcmp(opt_section, CMP_SECTION) == 0) { /* default */
2671 if (!NCONF_get_section(conf, opt_section))
2672 CMP_info2("no [%s] section found in config file '%s';"
2673 " will thus use just [default] and unnamed section if present",
2674 opt_section, configfile);
2675 } else {
2676 const char *end = opt_section + strlen(opt_section);
2677 while ((end = prev_item(opt_section, end)) != NULL) {
2678 if (!NCONF_get_section(conf, opt_item)) {
2679 CMP_err2("no [%s] section found in config file '%s'",
2680 opt_item, configfile);
2681 goto err;
2682 }
2683 }
2684 }
2685 if (!read_config())
2686 goto err;
2687 }
2688 }
2689 (void)BIO_flush(bio_err); /* prevent interference with opt_help() */
2690
2691 ret = get_opts(argc, argv);
2692 if (ret <= 0)
2693 goto err;
2694 ret = 0;
2695
2696 if (opt_batch) {
8d9a4d83 2697 UI_METHOD *ui_fallback_method;
bf19b64a 2698#ifndef OPENSSL_NO_UI_CONSOLE
8d9a4d83 2699 ui_fallback_method = UI_OpenSSL();
bf19b64a 2700#else
8d9a4d83 2701 ui_fallback_method = (UI_METHOD *)UI_null();
8d9a4d83 2702#endif
bf19b64a 2703 UI_method_set_reader(ui_fallback_method, NULL);
8d9a4d83
DDO		 2704 }
2705
2706 if (opt_engine != NULL)
19765f5b 2707 engine = setup_engine_methods(opt_engine, 0 /* not: ENGINE_METHOD_ALL */, 0);
8d9a4d83
DDO		 2708
2709 if (opt_port != NULL) {
2710 if (opt_use_mock_srv) {
2711 CMP_err("cannot use both -port and -use_mock_srv options");
2712 goto err;
2713 }
2714 if (opt_server != NULL) {
2715 CMP_err("cannot use both -port and -server options");
2716 goto err;
2717 }
2718 }
2719
1a7cd250
DDO		 2720 cmp_ctx = OSSL_CMP_CTX_new(app_get0_libctx(), app_get0_propq());
2721 if (cmp_ctx == NULL)
8d9a4d83 2722 goto err;
1a5ae1da 2723 OSSL_CMP_CTX_set_log_verbosity(cmp_ctx, opt_verbosity);
8d9a4d83
DDO		 2724 if (!OSSL_CMP_CTX_set_log_cb(cmp_ctx, print_to_bio_out)) {
2725 CMP_err1("cannot set up error reporting and logging for %s", prog);
2726 goto err;
2727 }
2728 if ((opt_use_mock_srv || opt_port != NULL)) {
2729 OSSL_CMP_SRV_CTX *srv_ctx;
2730
19765f5b 2731 if ((srv_ctx = setup_srv_ctx(engine)) == NULL)
8d9a4d83
DDO		 2732 goto err;
2733 OSSL_CMP_CTX_set_transfer_cb_arg(cmp_ctx, srv_ctx);
2734 if (!OSSL_CMP_CTX_set_log_cb(OSSL_CMP_SRV_CTX_get0_cmp_ctx(srv_ctx),
2735 print_to_bio_out)) {
2736 CMP_err1("cannot set up error reporting and logging for %s", prog);
2737 goto err;
2738 }
2739 }
2740
2741
2742 if (opt_port != NULL) { /* act as very basic CMP HTTP server */
2743#ifdef OPENSSL_NO_SOCK
2744 BIO_printf(bio_err, "Cannot act as server - sockets not supported\n");
2745#else
2746 BIO *acbio;
2747 BIO *cbio = NULL;
2748 int msgs = 0;
2749
2750 if ((acbio = http_server_init_bio(prog, opt_port)) == NULL)
2751 goto err;
2752 while (opt_max_msgs <= 0 || msgs < opt_max_msgs) {
5a2ba207 2753 char *path = NULL;
8d9a4d83
DDO		 2754 OSSL_CMP_MSG *req = NULL;
2755 OSSL_CMP_MSG *resp = NULL;
2756
2757 ret = http_server_get_asn1_req(ASN1_ITEM_rptr(OSSL_CMP_MSG),
5a2ba207
DDO		 2758 (ASN1_VALUE **)&req, &path,
2759 &cbio, acbio, prog, 0, 0);
8d9a4d83
DDO		 2760 if (ret == 0)
2761 continue;
2762 if (ret++ == -1)
2763 break; /* fatal error */
2764
2765 ret = 0;
2766 msgs++;
2767 if (req != NULL) {
5a2ba207
DDO		 2768 if (strcmp(path, "") != 0 && strcmp(path, "pkix/") != 0) {
2769 (void)http_server_send_status(cbio, 404, "Not Found");
5e7be6e6 2770 CMP_err1("Expecting empty path or 'pkix/' but got '%s'",
5a2ba207
DDO		 2771 path);
2772 OPENSSL_free(path);
2773 OSSL_CMP_MSG_free(req);
2774 goto cont;
2775 }
2776 OPENSSL_free(path);
8d9a4d83
DDO		 2777 resp = OSSL_CMP_CTX_server_perform(cmp_ctx, req);
2778 OSSL_CMP_MSG_free(req);
5a2ba207
DDO		 2779 if (resp == NULL) {
2780 (void)http_server_send_status(cbio,
2781 500, "Internal Server Error");
8d9a4d83 2782 break; /* treated as fatal error */
5a2ba207 2783 }
8d9a4d83
DDO		 2784 ret = http_server_send_asn1_resp(cbio, "application/pkixcmp",
2785 ASN1_ITEM_rptr(OSSL_CMP_MSG),
2786 (const ASN1_VALUE *)resp);
2787 OSSL_CMP_MSG_free(resp);
2788 if (!ret)
2789 break; /* treated as fatal error */
5a2ba207
DDO		 2790 } else {
2791 (void)http_server_send_status(cbio, 400, "Bad Request");
8d9a4d83 2792 }
5a2ba207 2793 cont:
8d9a4d83
DDO		 2794 BIO_free_all(cbio);
2795 cbio = NULL;
2796 }
2797 BIO_free_all(cbio);
2798 BIO_free_all(acbio);
2799#endif
2800 goto err;
2801 }
2802 /* else act as CMP client */
2803
2804 if (opt_use_mock_srv) {
2805 if (opt_server != NULL) {
2806 CMP_err("cannot use both -use_mock_srv and -server options");
2807 goto err;
2808 }
2809 if (opt_proxy != NULL) {
2810 CMP_err("cannot use both -use_mock_srv and -proxy options");
2811 goto err;
2812 }
2813 opt_server = mock_server;
2814 opt_proxy = "API";
8d9a4d83
DDO		 2815 }
2816
19765f5b 2817 if (!setup_client_ctx(cmp_ctx, engine)) {
8d9a4d83
DDO		 2818 CMP_err("cannot set up CMP context");
2819 goto err;
2820 }
2821 for (i = 0; i < opt_repeat; i++) {
2822 /* everything is ready, now connect and perform the command! */
2823 switch (opt_cmd) {
2824 case CMP_IR:
2825 newcert = OSSL_CMP_exec_IR_ses(cmp_ctx);
bb30bce2
DDO		 2826 if (newcert != NULL)
2827 ret = 1;
8d9a4d83
DDO		 2828 break;
2829 case CMP_KUR:
2830 newcert = OSSL_CMP_exec_KUR_ses(cmp_ctx);
bb30bce2
DDO		 2831 if (newcert != NULL)
2832 ret = 1;
8d9a4d83
DDO		 2833 break;
2834 case CMP_CR:
2835 newcert = OSSL_CMP_exec_CR_ses(cmp_ctx);
bb30bce2
DDO		 2836 if (newcert != NULL)
2837 ret = 1;
8d9a4d83
DDO		 2838 break;
2839 case CMP_P10CR:
2840 newcert = OSSL_CMP_exec_P10CR_ses(cmp_ctx);
bb30bce2
DDO		 2841 if (newcert != NULL)
2842 ret = 1;
8d9a4d83
DDO		 2843 break;
2844 case CMP_RR:
bb30bce2
DDO		 2845 if (OSSL_CMP_exec_RR_ses(cmp_ctx) != NULL)
2846 ret = 1;
8d9a4d83
DDO		 2847 break;
2848 case CMP_GENM:
2849 {
2850 STACK_OF(OSSL_CMP_ITAV) *itavs;
2851
2852 if (opt_infotype != NID_undef) {
2853 OSSL_CMP_ITAV *itav =
2854 OSSL_CMP_ITAV_create(OBJ_nid2obj(opt_infotype), NULL);
2855 if (itav == NULL)
2856 goto err;
2857 OSSL_CMP_CTX_push0_genm_ITAV(cmp_ctx, itav);
2858 }
2859
bb30bce2
DDO		 2860 if ((itavs = OSSL_CMP_exec_GENM_ses(cmp_ctx)) != NULL) {
2861 print_itavs(itavs);
2862 sk_OSSL_CMP_ITAV_pop_free(itavs, OSSL_CMP_ITAV_free);
2863 ret = 1;
2864 }
8d9a4d83
DDO		 2865 break;
2866 }
2867 default:
2868 break;
2869 }
2870
2871 {
bb30bce2 2872 /* print PKIStatusInfo */
8d9a4d83
DDO		 2873 int status = OSSL_CMP_CTX_get_status(cmp_ctx);
2874 char *buf = app_malloc(OSSL_CMP_PKISI_BUFLEN, "PKIStatusInfo buf");
2875 const char *string =
2876 OSSL_CMP_CTX_snprint_PKIStatus(cmp_ctx, buf,
2877 OSSL_CMP_PKISI_BUFLEN);
2878
2879 CMP_print(bio_err,
1a5ae1da
DDO		 2880 status == OSSL_CMP_PKISTATUS_accepted
2881 ? OSSL_CMP_LOG_INFO :
2882 status == OSSL_CMP_PKISTATUS_rejection
2883 || status == OSSL_CMP_PKISTATUS_waiting
2884 ? OSSL_CMP_LOG_ERR : OSSL_CMP_LOG_WARNING,
8d9a4d83
DDO		 2885 status == OSSL_CMP_PKISTATUS_accepted ? "info" :
2886 status == OSSL_CMP_PKISTATUS_rejection ? "server error" :
2887 status == OSSL_CMP_PKISTATUS_waiting ? "internal error"
2888 : "warning",
2889 "received from %s %s %s", opt_server,
2890 string != NULL ? string : "<unknown PKIStatus>", "");
2891 OPENSSL_free(buf);
2892 }
2893
39082af2
DDO		 2894 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_extraCertsIn(cmp_ctx),
2895 opt_extracertsout, "extra") < 0)
bb30bce2
DDO		 2896 ret = 0;
2897 if (!ret)
2898 goto err;
2899 ret = 0;
2900 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_caPubs(cmp_ctx),
2901 opt_cacertsout, "CA") < 0)
39082af2
DDO		 2902 goto err;
2903 if (newcert != NULL) {
8d9a4d83
DDO		 2904 STACK_OF(X509) *certs = sk_X509_new_null();
2905
39082af2 2906 if (!X509_add_cert(certs, newcert, X509_ADD_FLAG_UP_REF)) {
8d9a4d83
DDO		 2907 sk_X509_free(certs);
2908 goto err;
2909 }
39082af2
DDO		 2910 if (save_free_certs(cmp_ctx, certs, opt_certout, "enrolled") < 0)
2911 goto err;
8d9a4d83 2912 }
39082af2
DDO		 2913 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_newChain(cmp_ctx),
2914 opt_chainout, "chain") < 0)
2915 goto err;
2916
8d9a4d83
DDO		 2917 if (!OSSL_CMP_CTX_reinit(cmp_ctx))
2918 goto err;
2919 }
2920 ret = 1;
2921
2922 err:
2923 /* in case we ended up here on error without proper cleaning */
2924 cleanse(opt_keypass);
2925 cleanse(opt_newkeypass);
2926 cleanse(opt_otherpass);
2927 cleanse(opt_tls_keypass);
2928 cleanse(opt_secret);
2929 cleanse(opt_srv_keypass);
2930 cleanse(opt_srv_secret);
2931
2932 if (ret != 1)
2933 OSSL_CMP_CTX_print_errors(cmp_ctx);
2934
2935 ossl_cmp_mock_srv_free(OSSL_CMP_CTX_get_transfer_cb_arg(cmp_ctx));
2936 {
2937 APP_HTTP_TLS_INFO *http_tls_info =
2938 OSSL_CMP_CTX_get_http_cb_arg(cmp_ctx);
2939
2940 if (http_tls_info != NULL) {
2941 SSL_CTX_free(http_tls_info->ssl_ctx);
2942 OPENSSL_free(http_tls_info);
2943 }
2944 }
2945 X509_STORE_free(OSSL_CMP_CTX_get_certConf_cb_arg(cmp_ctx));
2946 OSSL_CMP_CTX_free(cmp_ctx);
2947 X509_VERIFY_PARAM_free(vpm);
9283e9bd 2948 release_engine(engine);
8d9a4d83
DDO		 2949
2950 NCONF_free(conf); /* must not do as long as opt_... variables are used */
2951 OSSL_CMP_log_close();
2952
2953 return ret == 0 ? EXIT_FAILURE : EXIT_SUCCESS;
2954}
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