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apps/cmp.c: Improve diagnostics on -server URL parse error
[thirdparty/openssl.git] / apps / cmp.c
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8d9a4d83 1/*
454afd98 2 * Copyright 2007-2020 The OpenSSL Project Authors. All Rights Reserved.
8d9a4d83
DDO		 3 * Copyright Nokia 2007-2019
4 * Copyright Siemens AG 2015-2019
5 *
6 * Licensed under the Apache License 2.0 (the "License"). You may not use
7 * this file except in compliance with the License. You can obtain a copy
8 * in the file LICENSE in the source distribution or at
9 * https://www.openssl.org/source/license.html
10 */
11
12#include <string.h>
13#include <ctype.h>
14
15#include "apps.h"
16#include "http_server.h"
17#include "s_apps.h"
18#include "progs.h"
19
20#include "cmp_mock_srv.h"
21
22/* tweaks needed due to missing unistd.h on Windows */
23#ifdef _WIN32
24# define access _access
25#endif
26#ifndef F_OK
27# define F_OK 0
28#endif
29
30#include <openssl/ui.h>
31#include <openssl/pkcs12.h>
32#include <openssl/ssl.h>
33
34/* explicit #includes not strictly needed since implied by the above: */
35#include <stdlib.h>
36#include <openssl/cmp.h>
37#include <openssl/cmp_util.h>
38#include <openssl/crmf.h>
39#include <openssl/crypto.h>
40#include <openssl/err.h>
41#include <openssl/store.h>
42#include <openssl/objects.h>
43#include <openssl/x509.h>
44
8d9a4d83
DDO		 45static char *opt_config = NULL;
46#define CMP_SECTION "cmp"
47#define SECTION_NAME_MAX 40 /* max length of section name */
48#define DEFAULT_SECTION "default"
49static char *opt_section = CMP_SECTION;
1a5ae1da 50static int opt_verbosity = OSSL_CMP_LOG_INFO;
8d9a4d83
DDO		 51
52#undef PROG
53#define PROG cmp_main
54static char *prog = "cmp";
55
56static int read_config(void);
57
58static CONF *conf = NULL; /* OpenSSL config file context structure */
59static OSSL_CMP_CTX *cmp_ctx = NULL; /* the client-side CMP context */
60
8d9a4d83
DDO		 61/* the type of cmp command we want to send */
62typedef enum {
63 CMP_IR,
64 CMP_KUR,
65 CMP_CR,
66 CMP_P10CR,
67 CMP_RR,
68 CMP_GENM
69} cmp_cmd_t;
70
71/* message transfer */
72static char *opt_server = NULL;
6e477a60 73static char server_port[32] = { '\0' };
3c9d6266 74static char *opt_path = NULL;
8d9a4d83
DDO		 75static char *opt_proxy = NULL;
76static char *opt_no_proxy = NULL;
8d9a4d83
DDO		 77static int opt_msg_timeout = -1;
78static int opt_total_timeout = -1;
79
80/* server authentication */
81static char *opt_trusted = NULL;
82static char *opt_untrusted = NULL;
83static char *opt_srvcert = NULL;
84static char *opt_recipient = NULL;
85static char *opt_expect_sender = NULL;
86static int opt_ignore_keyusage = 0;
87static int opt_unprotected_errors = 0;
88static char *opt_extracertsout = NULL;
89static char *opt_cacertsout = NULL;
90
91/* client authentication */
92static char *opt_ref = NULL;
93static char *opt_secret = NULL;
94static char *opt_cert = NULL;
15076c26 95static char *opt_own_trusted = NULL;
8d9a4d83
DDO		 96static char *opt_key = NULL;
97static char *opt_keypass = NULL;
98static char *opt_digest = NULL;
99static char *opt_mac = NULL;
100static char *opt_extracerts = NULL;
101static int opt_unprotected_requests = 0;
102
103/* generic message */
104static char *opt_cmd_s = NULL;
105static int opt_cmd = -1;
106static char *opt_geninfo = NULL;
107static char *opt_infotype_s = NULL;
108static int opt_infotype = NID_undef;
109
110/* certificate enrollment */
111static char *opt_newkey = NULL;
112static char *opt_newkeypass = NULL;
113static char *opt_subject = NULL;
114static char *opt_issuer = NULL;
115static int opt_days = 0;
116static char *opt_reqexts = NULL;
117static char *opt_sans = NULL;
118static int opt_san_nodefault = 0;
119static char *opt_policies = NULL;
120static char *opt_policy_oids = NULL;
121static int opt_policy_oids_critical = 0;
122static int opt_popo = OSSL_CRMF_POPO_NONE - 1;
123static char *opt_csr = NULL;
124static char *opt_out_trusted = NULL;
125static int opt_implicit_confirm = 0;
126static int opt_disable_confirm = 0;
127static char *opt_certout = NULL;
39082af2 128static char *opt_chainout = NULL;
8d9a4d83
DDO		 129
130/* certificate enrollment and revocation */
131static char *opt_oldcert = NULL;
132static int opt_revreason = CRL_REASON_NONE;
133
134/* credentials format */
135static char *opt_certform_s = "PEM";
136static int opt_certform = FORMAT_PEM;
137static char *opt_keyform_s = "PEM";
138static int opt_keyform = FORMAT_PEM;
8d9a4d83
DDO		 139static char *opt_otherpass = NULL;
140static char *opt_engine = NULL;
141
142/* TLS connection */
143static int opt_tls_used = 0;
144static char *opt_tls_cert = NULL;
145static char *opt_tls_key = NULL;
146static char *opt_tls_keypass = NULL;
147static char *opt_tls_extra = NULL;
148static char *opt_tls_trusted = NULL;
149static char *opt_tls_host = NULL;
150
151/* client-side debugging */
152static int opt_batch = 0;
153static int opt_repeat = 1;
154static char *opt_reqin = NULL;
143be474 155static int opt_reqin_new_tid = 0;
8d9a4d83
DDO		 156static char *opt_reqout = NULL;
157static char *opt_rspin = NULL;
158static char *opt_rspout = NULL;
159static int opt_use_mock_srv = 0;
160
161/* server-side debugging */
162static char *opt_port = NULL;
163static int opt_max_msgs = 0;
164
165static char *opt_srv_ref = NULL;
166static char *opt_srv_secret = NULL;
167static char *opt_srv_cert = NULL;
168static char *opt_srv_key = NULL;
169static char *opt_srv_keypass = NULL;
170
171static char *opt_srv_trusted = NULL;
172static char *opt_srv_untrusted = NULL;
173static char *opt_rsp_cert = NULL;
174static char *opt_rsp_extracerts = NULL;
175static char *opt_rsp_capubs = NULL;
176static int opt_poll_count = 0;
177static int opt_check_after = 1;
178static int opt_grant_implicitconf = 0;
179
180static int opt_pkistatus = OSSL_CMP_PKISTATUS_accepted;
181static int opt_failure = INT_MIN;
182static int opt_failurebits = 0;
183static char *opt_statusstring = NULL;
184static int opt_send_error = 0;
185static int opt_send_unprotected = 0;
186static int opt_send_unprot_err = 0;
187static int opt_accept_unprotected = 0;
188static int opt_accept_unprot_err = 0;
189static int opt_accept_raverified = 0;
190
191static X509_VERIFY_PARAM *vpm = NULL;
192
193typedef enum OPTION_choice {
194 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
1a5ae1da 195 OPT_CONFIG, OPT_SECTION, OPT_VERBOSITY,
8d9a4d83
DDO		 196
197 OPT_CMD, OPT_INFOTYPE, OPT_GENINFO,
198
199 OPT_NEWKEY, OPT_NEWKEYPASS, OPT_SUBJECT, OPT_ISSUER,
200 OPT_DAYS, OPT_REQEXTS,
201 OPT_SANS, OPT_SAN_NODEFAULT,
202 OPT_POLICIES, OPT_POLICY_OIDS, OPT_POLICY_OIDS_CRITICAL,
203 OPT_POPO, OPT_CSR,
204 OPT_OUT_TRUSTED, OPT_IMPLICIT_CONFIRM, OPT_DISABLE_CONFIRM,
39082af2 205 OPT_CERTOUT, OPT_CHAINOUT,
8d9a4d83
DDO		 206
207 OPT_OLDCERT, OPT_REVREASON,
208
3c9d6266 209 OPT_SERVER, OPT_PATH, OPT_PROXY, OPT_NO_PROXY,
8d9a4d83
DDO		 210 OPT_MSG_TIMEOUT, OPT_TOTAL_TIMEOUT,
211
212 OPT_TRUSTED, OPT_UNTRUSTED, OPT_SRVCERT,
213 OPT_RECIPIENT, OPT_EXPECT_SENDER,
214 OPT_IGNORE_KEYUSAGE, OPT_UNPROTECTED_ERRORS,
215 OPT_EXTRACERTSOUT, OPT_CACERTSOUT,
216
15076c26 217 OPT_REF, OPT_SECRET, OPT_CERT, OPT_OWN_TRUSTED, OPT_KEY, OPT_KEYPASS,
8d9a4d83
DDO		 218 OPT_DIGEST, OPT_MAC, OPT_EXTRACERTS,
219 OPT_UNPROTECTED_REQUESTS,
220
b3c5aadf 221 OPT_CERTFORM, OPT_KEYFORM,
8d9a4d83
DDO		 222 OPT_OTHERPASS,
223#ifndef OPENSSL_NO_ENGINE
224 OPT_ENGINE,
225#endif
226 OPT_PROV_ENUM,
227
228 OPT_TLS_USED, OPT_TLS_CERT, OPT_TLS_KEY,
229 OPT_TLS_KEYPASS,
230 OPT_TLS_EXTRA, OPT_TLS_TRUSTED, OPT_TLS_HOST,
231
232 OPT_BATCH, OPT_REPEAT,
143be474 233 OPT_REQIN, OPT_REQIN_NEW_TID, OPT_REQOUT, OPT_RSPIN, OPT_RSPOUT,
3c9d6266 234 OPT_USE_MOCK_SRV,
8d9a4d83 235
3c9d6266 236 OPT_PORT, OPT_MAX_MSGS,
8d9a4d83
DDO		 237 OPT_SRV_REF, OPT_SRV_SECRET,
238 OPT_SRV_CERT, OPT_SRV_KEY, OPT_SRV_KEYPASS,
239 OPT_SRV_TRUSTED, OPT_SRV_UNTRUSTED,
240 OPT_RSP_CERT, OPT_RSP_EXTRACERTS, OPT_RSP_CAPUBS,
241 OPT_POLL_COUNT, OPT_CHECK_AFTER,
242 OPT_GRANT_IMPLICITCONF,
243 OPT_PKISTATUS, OPT_FAILURE,
244 OPT_FAILUREBITS, OPT_STATUSSTRING,
245 OPT_SEND_ERROR, OPT_SEND_UNPROTECTED,
246 OPT_SEND_UNPROT_ERR, OPT_ACCEPT_UNPROTECTED,
247 OPT_ACCEPT_UNPROT_ERR, OPT_ACCEPT_RAVERIFIED,
248
249 OPT_V_ENUM
250} OPTION_CHOICE;
251
252const OPTIONS cmp_options[] = {
253 /* entries must be in the same order as enumerated above!! */
254 {"help", OPT_HELP, '-', "Display this summary"},
255 {"config", OPT_CONFIG, 's',
256 "Configuration file to use. \"\" = none. Default from env variable OPENSSL_CONF"},
257 {"section", OPT_SECTION, 's',
258 "Section(s) in config file to get options from. \"\" = 'default'. Default 'cmp'"},
1a5ae1da
DDO		 259 {"verbosity", OPT_VERBOSITY, 'n',
260 "Log level; 3=ERR, 4=WARN, 6=INFO, 7=DEBUG, 8=TRACE. Default 6 = INFO"},
8d9a4d83
DDO		 261
262 OPT_SECTION("Generic message"),
263 {"cmd", OPT_CMD, 's', "CMP request to send: ir/cr/kur/p10cr/rr/genm"},
264 {"infotype", OPT_INFOTYPE, 's',
265 "InfoType name for requesting specific info in genm, e.g. 'signKeyPairTypes'"},
266 {"geninfo", OPT_GENINFO, 's',
267 "generalInfo integer values to place in request PKIHeader with given OID"},
268 {OPT_MORE_STR, 0, 0,
5ea4c6e5 269 "specified in the form <OID>:int:<n>, e.g. \"1.2.3.4:int:56789\""},
8d9a4d83
DDO		 270
271 OPT_SECTION("Certificate enrollment"),
272 {"newkey", OPT_NEWKEY, 's',
273 "Private or public key for the requested cert. Default: CSR key or client key"},
274 {"newkeypass", OPT_NEWKEYPASS, 's', "New private key pass phrase source"},
275 {"subject", OPT_SUBJECT, 's',
276 "Distinguished Name (DN) of subject to use in the requested cert template"},
277 {OPT_MORE_STR, 0, 0,
278 "For kur, default is the subject DN of the reference cert (see -oldcert);"},
279 {OPT_MORE_STR, 0, 0,
280 "this default is used for ir and cr only if no Subject Alt Names are set"},
281 {"issuer", OPT_ISSUER, 's',
282 "DN of the issuer to place in the requested certificate template"},
283 {OPT_MORE_STR, 0, 0,
284 "also used as recipient if neither -recipient nor -srvcert are given"},
285 {"days", OPT_DAYS, 'n',
286 "Requested validity time of the new certificate in number of days"},
287 {"reqexts", OPT_REQEXTS, 's',
288 "Name of config file section defining certificate request extensions"},
289 {"sans", OPT_SANS, 's',
290 "Subject Alt Names (IPADDR/DNS/URI) to add as (critical) cert req extension"},
291 {"san_nodefault", OPT_SAN_NODEFAULT, '-',
292 "Do not take default SANs from reference certificate (see -oldcert)"},
293 {"policies", OPT_POLICIES, 's',
294 "Name of config file section defining policies certificate request extension"},
295 {"policy_oids", OPT_POLICY_OIDS, 's',
296 "Policy OID(s) to add as policies certificate request extension"},
297 {"policy_oids_critical", OPT_POLICY_OIDS_CRITICAL, '-',
298 "Flag the policy OID(s) given with -policy_oids as critical"},
299 {"popo", OPT_POPO, 'n',
300 "Proof-of-Possession (POPO) method to use for ir/cr/kur where"},
301 {OPT_MORE_STR, 0, 0,
302 "-1 = NONE, 0 = RAVERIFIED, 1 = SIGNATURE (default), 2 = KEYENC"},
303 {"csr", OPT_CSR, 's',
2c0e356e 304 "PKCS#10 CSR file in PEM or DER format to use in p10cr for legacy support"},
8d9a4d83
DDO		 305 {"out_trusted", OPT_OUT_TRUSTED, 's',
306 "Certificates to trust when verifying newly enrolled certificates"},
307 {"implicit_confirm", OPT_IMPLICIT_CONFIRM, '-',
308 "Request implicit confirmation of newly enrolled certificates"},
309 {"disable_confirm", OPT_DISABLE_CONFIRM, '-',
310 "Do not confirm newly enrolled certificate w/o requesting implicit"},
311 {OPT_MORE_STR, 0, 0,
312 "confirmation. WARNING: This leads to behavior violating RFC 4210"},
313 {"certout", OPT_CERTOUT, 's',
314 "File to save newly enrolled certificate"},
39082af2
DDO		 315 {"chainout", OPT_CHAINOUT, 's',
316 "File to save the chain of newly enrolled certificate"},
8d9a4d83
DDO		 317
318 OPT_SECTION("Certificate enrollment and revocation"),
319
320 {"oldcert", OPT_OLDCERT, 's',
321 "Certificate to be updated (defaulting to -cert) or to be revoked in rr;"},
322 {OPT_MORE_STR, 0, 0,
323 "also used as reference (defaulting to -cert) for subject DN and SANs."},
324 {OPT_MORE_STR, 0, 0,
87d20a96 325 "Its issuer is used as recipient unless -recipient, -srvcert, or -issuer given"},
8d9a4d83
DDO		 326 {"revreason", OPT_REVREASON, 'n',
327 "Reason code to include in revocation request (rr); possible values:"},
328 {OPT_MORE_STR, 0, 0,
329 "0..6, 8..10 (see RFC5280, 5.3.1) or -1. Default -1 = none included"},
330
331 OPT_SECTION("Message transfer"),
332 {"server", OPT_SERVER, 's',
d96486dc 333 "[http[s]://]address[:port][/path] of CMP server. Default port 80 or 443."},
8d9a4d83 334 {OPT_MORE_STR, 0, 0,
d96486dc 335 "address may be a DNS name or an IP address; path can be overridden by -path"},
3c9d6266
DDO		 336 {"path", OPT_PATH, 's',
337 "HTTP path (aka CMP alias) at the CMP server. Default from -server, else \"/\""},
8d9a4d83
DDO		 338 {"proxy", OPT_PROXY, 's',
339 "[http[s]://]address[:port][/path] of HTTP(S) proxy to use; path is ignored"},
340 {"no_proxy", OPT_NO_PROXY, 's',
341 "List of addresses of servers not to use HTTP(S) proxy for"},
342 {OPT_MORE_STR, 0, 0,
343 "Default from environment variable 'no_proxy', else 'NO_PROXY', else none"},
8d9a4d83
DDO		 344 {"msg_timeout", OPT_MSG_TIMEOUT, 'n',
345 "Timeout per CMP message round trip (or 0 for none). Default 120 seconds"},
346 {"total_timeout", OPT_TOTAL_TIMEOUT, 'n',
347 "Overall time an enrollment incl. polling may take. Default 0 = infinite"},
348
349 OPT_SECTION("Server authentication"),
350 {"trusted", OPT_TRUSTED, 's',
0d17c2f4 351 "Certificates to trust as chain roots when verifying signed CMP responses"},
8d9a4d83
DDO		 352 {OPT_MORE_STR, 0, 0, "unless -srvcert is given"},
353 {"untrusted", OPT_UNTRUSTED, 's',
8b22c283 354 "Intermediate CA certs for chain construction for CMP/TLS/enrolled certs"},
8d9a4d83 355 {"srvcert", OPT_SRVCERT, 's',
0d17c2f4 356 "Server cert to pin and trust directly when verifying signed CMP responses"},
8d9a4d83 357 {"recipient", OPT_RECIPIENT, 's',
87d20a96 358 "DN of CA. Default: subject of -srvcert, -issuer, issuer of -oldcert or -cert"},
8d9a4d83 359 {"expect_sender", OPT_EXPECT_SENDER, 's',
0d17c2f4 360 "DN of expected sender of responses. Defaults to subject of -srvcert, if any"},
8d9a4d83
DDO		 361 {"ignore_keyusage", OPT_IGNORE_KEYUSAGE, '-',
362 "Ignore CMP signer cert key usage, else 'digitalSignature' must be allowed"},
363 {"unprotected_errors", OPT_UNPROTECTED_ERRORS, '-',
364 "Accept missing or invalid protection of regular error messages and negative"},
365 {OPT_MORE_STR, 0, 0,
366 "certificate responses (ip/cp/kup), revocation responses (rp), and PKIConf"},
367 {OPT_MORE_STR, 0, 0,
368 "WARNING: This setting leads to behavior allowing violation of RFC 4210"},
369 {"extracertsout", OPT_EXTRACERTSOUT, 's',
370 "File to save extra certificates received in the extraCerts field"},
371 {"cacertsout", OPT_CACERTSOUT, 's',
372 "File to save CA certificates received in the caPubs field of 'ip' messages"},
373
374 OPT_SECTION("Client authentication"),
375 {"ref", OPT_REF, 's',
376 "Reference value to use as senderKID in case no -cert is given"},
377 {"secret", OPT_SECRET, 's',
ef2d3588 378 "Prefer PBM (over signatures) for protecting msgs with given password source"},
8d9a4d83 379 {"cert", OPT_CERT, 's',
ef2d3588 380 "Client's CMP signer certificate; its public key must match the -key argument"},
8d9a4d83 381 {OPT_MORE_STR, 0, 0,
ef2d3588
DDO		 382 "This also used as default reference for subject DN and SANs."},
383 {OPT_MORE_STR, 0, 0,
384 "Any further certs included are appended to the untrusted certs"},
15076c26
DDO		 385 {"own_trusted", OPT_OWN_TRUSTED, 's',
386 "Optional certs to verify chain building for own CMP signer cert"},
ef2d3588 387 {"key", OPT_KEY, 's', "CMP signer private key, not used when -secret given"},
8d9a4d83
DDO		 388 {"keypass", OPT_KEYPASS, 's',
389 "Client private key (and cert and old cert file) pass phrase source"},
390 {"digest", OPT_DIGEST, 's',
391 "Digest to use in message protection and POPO signatures. Default \"sha256\""},
392 {"mac", OPT_MAC, 's',
393 "MAC algorithm to use in PBM-based message protection. Default \"hmac-sha1\""},
394 {"extracerts", OPT_EXTRACERTS, 's',
7a7d6b51
DDO		 395 "Certificates to append in extraCerts field of outgoing messages."},
396 {OPT_MORE_STR, 0, 0,
397 "This can be used as the default CMP signer cert chain to include"},
8d9a4d83
DDO		 398 {"unprotected_requests", OPT_UNPROTECTED_REQUESTS, '-',
399 "Send messages without CMP-level protection"},
400
401 OPT_SECTION("Credentials format"),
402 {"certform", OPT_CERTFORM, 's',
403 "Format (PEM or DER) to use when saving a certificate to a file. Default PEM"},
8d9a4d83 404 {"keyform", OPT_KEYFORM, 's',
b3c5aadf 405 "Format of the key input (ENGINE, other values ignored)"},
8d9a4d83
DDO		 406 {"otherpass", OPT_OTHERPASS, 's',
407 "Pass phrase source potentially needed for loading certificates of others"},
408#ifndef OPENSSL_NO_ENGINE
409 {"engine", OPT_ENGINE, 's',
410 "Use crypto engine with given identifier, possibly a hardware device."},
411 {OPT_MORE_STR, 0, 0,
412 "Engines may be defined in OpenSSL config file engine section."},
413 {OPT_MORE_STR, 0, 0,
414 "Options like -key specifying keys held in the engine can give key IDs"},
415 {OPT_MORE_STR, 0, 0,
416 "prefixed by 'engine:', e.g. '-key engine:pkcs11:object=mykey;pin-value=1234'"},
417#endif
418 OPT_PROV_OPTIONS,
419
420 OPT_SECTION("TLS connection"),
421 {"tls_used", OPT_TLS_USED, '-',
422 "Enable using TLS (also when other TLS options are not set)"},
423 {"tls_cert", OPT_TLS_CERT, 's',
424 "Client's TLS certificate. May include chain to be provided to TLS server"},
425 {"tls_key", OPT_TLS_KEY, 's',
426 "Private key for the client's TLS certificate"},
427 {"tls_keypass", OPT_TLS_KEYPASS, 's',
428 "Pass phrase source for the client's private TLS key (and TLS cert file)"},
429 {"tls_extra", OPT_TLS_EXTRA, 's',
430 "Extra certificates to provide to TLS server during TLS handshake"},
431 {"tls_trusted", OPT_TLS_TRUSTED, 's',
432 "Trusted certificates to use for verifying the TLS server certificate;"},
433 {OPT_MORE_STR, 0, 0, "this implies host name validation"},
434 {"tls_host", OPT_TLS_HOST, 's',
435 "Address to be checked (rather than -server) during TLS host name validation"},
436
437 OPT_SECTION("Client-side debugging"),
438 {"batch", OPT_BATCH, '-',
439 "Do not interactively prompt for input when a password is required etc."},
440 {"repeat", OPT_REPEAT, 'n',
441 "Invoke the transaction the given number of times. Default 1"},
442 {"reqin", OPT_REQIN, 's', "Take sequence of CMP requests from file(s)"},
143be474
DDO		 443 {"reqin_new_tid", OPT_REQIN_NEW_TID, '-',
444 "Use fresh transactionID for CMP requests read from -reqin"},
8d9a4d83
DDO		 445 {"reqout", OPT_REQOUT, 's', "Save sequence of CMP requests to file(s)"},
446 {"rspin", OPT_RSPIN, 's',
447 "Process sequence of CMP responses provided in file(s), skipping server"},
448 {"rspout", OPT_RSPOUT, 's', "Save sequence of CMP responses to file(s)"},
449
450 {"use_mock_srv", OPT_USE_MOCK_SRV, '-', "Use mock server at API level, bypassing HTTP"},
451
452 OPT_SECTION("Mock server"),
453 {"port", OPT_PORT, 's', "Act as HTTP mock server listening on given port"},
454 {"max_msgs", OPT_MAX_MSGS, 'n',
455 "max number of messages handled by HTTP mock server. Default: 0 = unlimited"},
456
457 {"srv_ref", OPT_SRV_REF, 's',
458 "Reference value to use as senderKID of server in case no -srv_cert is given"},
459 {"srv_secret", OPT_SRV_SECRET, 's',
460 "Password source for server authentication with a pre-shared key (secret)"},
461 {"srv_cert", OPT_SRV_CERT, 's', "Certificate of the server"},
462 {"srv_key", OPT_SRV_KEY, 's',
463 "Private key used by the server for signing messages"},
464 {"srv_keypass", OPT_SRV_KEYPASS, 's',
465 "Server private key (and cert) file pass phrase source"},
466
467 {"srv_trusted", OPT_SRV_TRUSTED, 's',
468 "Trusted certificates for client authentication"},
469 {"srv_untrusted", OPT_SRV_UNTRUSTED, 's',
6b326fc3 470 "Intermediate certs that may be useful for verifying CMP protection"},
8d9a4d83
DDO		 471 {"rsp_cert", OPT_RSP_CERT, 's',
472 "Certificate to be returned as mock enrollment result"},
473 {"rsp_extracerts", OPT_RSP_EXTRACERTS, 's',
474 "Extra certificates to be included in mock certification responses"},
475 {"rsp_capubs", OPT_RSP_CAPUBS, 's',
476 "CA certificates to be included in mock ip response"},
477 {"poll_count", OPT_POLL_COUNT, 'n',
478 "Number of times the client must poll before receiving a certificate"},
479 {"check_after", OPT_CHECK_AFTER, 'n',
480 "The check_after value (time to wait) to include in poll response"},
481 {"grant_implicitconf", OPT_GRANT_IMPLICITCONF, '-',
482 "Grant implicit confirmation of newly enrolled certificate"},
483
484 {"pkistatus", OPT_PKISTATUS, 'n',
485 "PKIStatus to be included in server response. Possible values: 0..6"},
486 {"failure", OPT_FAILURE, 'n',
487 "A single failure info bit number to include in server response, 0..26"},
488 {"failurebits", OPT_FAILUREBITS, 'n',
489 "Number representing failure bits to include in server response, 0..2^27 - 1"},
490 {"statusstring", OPT_STATUSSTRING, 's',
491 "Status string to be included in server response"},
492 {"send_error", OPT_SEND_ERROR, '-',
493 "Force server to reply with error message"},
494 {"send_unprotected", OPT_SEND_UNPROTECTED, '-',
495 "Send response messages without CMP-level protection"},
496 {"send_unprot_err", OPT_SEND_UNPROT_ERR, '-',
497 "In case of negative responses, server shall send unprotected error messages,"},
498 {OPT_MORE_STR, 0, 0,
499 "certificate responses (ip/cp/kup), and revocation responses (rp)."},
500 {OPT_MORE_STR, 0, 0,
501 "WARNING: This setting leads to behavior violating RFC 4210"},
502 {"accept_unprotected", OPT_ACCEPT_UNPROTECTED, '-',
503 "Accept missing or invalid protection of requests"},
504 {"accept_unprot_err", OPT_ACCEPT_UNPROT_ERR, '-',
505 "Accept unprotected error messages from client"},
506 {"accept_raverified", OPT_ACCEPT_RAVERIFIED, '-',
507 "Accept RAVERIFIED as proof-of-possession (POPO)"},
508
509 OPT_V_OPTIONS,
510 {NULL}
511};
512
513typedef union {
514 char **txt;
515 int *num;
516 long *num_long;
517} varref;
518static varref cmp_vars[] = { /* must be in same order as enumerated above! */
1a5ae1da 519 {&opt_config}, {&opt_section}, {(char **)&opt_verbosity},
8d9a4d83
DDO		 520
521 {&opt_cmd_s}, {&opt_infotype_s}, {&opt_geninfo},
522
523 {&opt_newkey}, {&opt_newkeypass}, {&opt_subject}, {&opt_issuer},
524 {(char **)&opt_days}, {&opt_reqexts},
525 {&opt_sans}, {(char **)&opt_san_nodefault},
526 {&opt_policies}, {&opt_policy_oids}, {(char **)&opt_policy_oids_critical},
527 {(char **)&opt_popo}, {&opt_csr},
528 {&opt_out_trusted},
529 {(char **)&opt_implicit_confirm}, {(char **)&opt_disable_confirm},
39082af2 530 {&opt_certout}, {&opt_chainout},
8d9a4d83
DDO		 531
532 {&opt_oldcert}, {(char **)&opt_revreason},
533
534 {&opt_server}, {&opt_proxy}, {&opt_no_proxy}, {&opt_path},
535 {(char **)&opt_msg_timeout}, {(char **)&opt_total_timeout},
536
537 {&opt_trusted}, {&opt_untrusted}, {&opt_srvcert},
538 {&opt_recipient}, {&opt_expect_sender},
539 {(char **)&opt_ignore_keyusage}, {(char **)&opt_unprotected_errors},
540 {&opt_extracertsout}, {&opt_cacertsout},
541
15076c26
DDO		 542 {&opt_ref}, {&opt_secret},
543 {&opt_cert}, {&opt_own_trusted}, {&opt_key}, {&opt_keypass},
8d9a4d83
DDO		 544 {&opt_digest}, {&opt_mac}, {&opt_extracerts},
545 {(char **)&opt_unprotected_requests},
546
b3c5aadf 547 {&opt_certform_s}, {&opt_keyform_s},
8d9a4d83
DDO		 548 {&opt_otherpass},
549#ifndef OPENSSL_NO_ENGINE
550 {&opt_engine},
551#endif
552
553 {(char **)&opt_tls_used}, {&opt_tls_cert}, {&opt_tls_key},
554 {&opt_tls_keypass},
555 {&opt_tls_extra}, {&opt_tls_trusted}, {&opt_tls_host},
556
557 {(char **)&opt_batch}, {(char **)&opt_repeat},
143be474
DDO		 558 {&opt_reqin}, {(char **)&opt_reqin_new_tid},
559 {&opt_reqout}, {&opt_rspin}, {&opt_rspout},
8d9a4d83
DDO		 560
561 {(char **)&opt_use_mock_srv}, {&opt_port}, {(char **)&opt_max_msgs},
562 {&opt_srv_ref}, {&opt_srv_secret},
563 {&opt_srv_cert}, {&opt_srv_key}, {&opt_srv_keypass},
564 {&opt_srv_trusted}, {&opt_srv_untrusted},
565 {&opt_rsp_cert}, {&opt_rsp_extracerts}, {&opt_rsp_capubs},
566 {(char **)&opt_poll_count}, {(char **)&opt_check_after},
567 {(char **)&opt_grant_implicitconf},
568 {(char **)&opt_pkistatus}, {(char **)&opt_failure},
569 {(char **)&opt_failurebits}, {&opt_statusstring},
570 {(char **)&opt_send_error}, {(char **)&opt_send_unprotected},
571 {(char **)&opt_send_unprot_err}, {(char **)&opt_accept_unprotected},
572 {(char **)&opt_accept_unprot_err}, {(char **)&opt_accept_raverified},
573
574 {NULL}
575};
576
1a5ae1da
DDO		 577#define FUNC (strcmp(OPENSSL_FUNC, "(unknown function)") == 0 \
578 ? "CMP" : OPENSSL_FUNC)
579#define CMP_print(bio, level, prefix, msg, a1, a2, a3) \
580 ((void)(level > opt_verbosity ? 0 : \
581 (BIO_printf(bio, "%s:%s:%d:CMP %s: " msg "\n", \
582 FUNC, OPENSSL_FILE, OPENSSL_LINE, prefix, a1, a2, a3))))
583#define CMP_DEBUG(m, a1, a2, a3) \
584 CMP_print(bio_out, OSSL_CMP_LOG_DEBUG, "debug", m, a1, a2, a3)
585#define CMP_debug(msg) CMP_DEBUG(msg"%s%s%s", "", "", "")
586#define CMP_debug1(msg, a1) CMP_DEBUG(msg"%s%s", a1, "", "")
587#define CMP_debug2(msg, a1, a2) CMP_DEBUG(msg"%s", a1, a2, "")
588#define CMP_debug3(msg, a1, a2, a3) CMP_DEBUG(msg, a1, a2, a3)
589#define CMP_INFO(msg, a1, a2, a3) \
590 CMP_print(bio_out, OSSL_CMP_LOG_INFO, "info", msg, a1, a2, a3)
8d9a4d83
DDO		 591#define CMP_info(msg) CMP_INFO(msg"%s%s%s", "", "", "")
592#define CMP_info1(msg, a1) CMP_INFO(msg"%s%s", a1, "", "")
593#define CMP_info2(msg, a1, a2) CMP_INFO(msg"%s", a1, a2, "")
594#define CMP_info3(msg, a1, a2, a3) CMP_INFO(msg, a1, a2, a3)
1a5ae1da
DDO		 595#define CMP_WARN(m, a1, a2, a3) \
596 CMP_print(bio_out, OSSL_CMP_LOG_WARNING, "warning", m, a1, a2, a3)
8d9a4d83
DDO		 597#define CMP_warn(msg) CMP_WARN(msg"%s%s%s", "", "", "")
598#define CMP_warn1(msg, a1) CMP_WARN(msg"%s%s", a1, "", "")
599#define CMP_warn2(msg, a1, a2) CMP_WARN(msg"%s", a1, a2, "")
600#define CMP_warn3(msg, a1, a2, a3) CMP_WARN(msg, a1, a2, a3)
1a5ae1da
DDO		 601#define CMP_ERR(msg, a1, a2, a3) \
602 CMP_print(bio_err, OSSL_CMP_LOG_ERR, "error", msg, a1, a2, a3)
8d9a4d83
DDO		 603#define CMP_err(msg) CMP_ERR(msg"%s%s%s", "", "", "")
604#define CMP_err1(msg, a1) CMP_ERR(msg"%s%s", a1, "", "")
605#define CMP_err2(msg, a1, a2) CMP_ERR(msg"%s", a1, a2, "")
606#define CMP_err3(msg, a1, a2, a3) CMP_ERR(msg, a1, a2, a3)
607
608static int print_to_bio_out(const char *func, const char *file, int line,
609 OSSL_CMP_severity level, const char *msg)
610{
611 return OSSL_CMP_print_to_bio(bio_out, func, file, line, level, msg);
612}
613
1a5ae1da
DDO		 614static int set_verbosity(int level)
615{
616 if (level < OSSL_CMP_LOG_EMERG || level > OSSL_CMP_LOG_MAX) {
617 CMP_err1("Logging verbosity level %d out of range (0 .. 8)", level);
618 return 0;
619 }
620 opt_verbosity = level;
621 return 1;
622}
623
8d9a4d83
DDO		 624static char *next_item(char *opt) /* in list separated by comma and/or space */
625{
626 /* advance to separator (comma or whitespace), if any */
627 while (*opt != ',' && !isspace(*opt) && *opt != '\0') {
628 if (*opt == '\\' && opt[1] != '\0')
629 /* skip and unescape '\' escaped char */
630 memmove(opt, opt + 1, strlen(opt));
631 opt++;
632 }
633 if (*opt != '\0') {
634 /* terminate current item */
635 *opt++ = '\0';
636 /* skip over any whitespace after separator */
637 while (isspace(*opt))
638 opt++;
639 }
640 return *opt == '\0' ? NULL : opt; /* NULL indicates end of input */
641}
642
643static EVP_PKEY *load_key_pwd(const char *uri, int format,
19765f5b 644 const char *pass, ENGINE *eng, const char *desc)
8d9a4d83
DDO		 645{
646 char *pass_string = get_passwd(pass, desc);
19765f5b 647 EVP_PKEY *pkey = load_key(uri, format, 0, pass_string, eng, desc);
8d9a4d83
DDO		 648
649 clear_free(pass_string);
650 return pkey;
651}
652
653static X509 *load_cert_pwd(const char *uri, const char *pass, const char *desc)
654{
655 X509 *cert;
656 char *pass_string = get_passwd(pass, desc);
657
658 cert = load_cert_pass(uri, 0, pass_string, desc);
659 clear_free(pass_string);
660 return cert;
661}
662
8d9a4d83
DDO		 663/*
664 * TODO potentially move this and related functions to apps/lib/
665 * or even better extend OSSL_STORE with type OSSL_STORE_INFO_CRL
666 */
667static X509_REQ *load_csr_autofmt(const char *infile, const char *desc)
668{
669 X509_REQ *csr;
670 BIO *bio_bak = bio_err;
8d9a4d83 671
2c0e356e
DDO		 672 bio_err = NULL; /* do not show errors on more than one try */
673 csr = load_csr(infile, FORMAT_PEM, desc);
8d9a4d83 674 bio_err = bio_bak;
2c0e356e 675 if (csr == NULL) {
8d9a4d83 676 ERR_clear_error();
2c0e356e 677 csr = load_csr(infile, FORMAT_ASN1, desc);
8d9a4d83
DDO		 678 }
679 if (csr == NULL) {
680 ERR_print_errors(bio_err);
681 BIO_printf(bio_err, "error: unable to load %s from file '%s'\n", desc,
682 infile);
683 }
684 return csr;
685}
686
2c0e356e 687static void warn_cert_msg(const char *uri, X509 *cert, const char *msg)
8d9a4d83 688{
2c0e356e 689 char *subj = X509_NAME_oneline(X509_get_subject_name(cert), NULL, 0);
8d9a4d83 690
2c0e356e
DDO		 691 CMP_warn3("certificate from '%s' with subject '%s' %s", uri, subj, msg);
692 OPENSSL_free(subj);
693}
694
695static void warn_cert(const char *uri, X509 *cert, int warn_EE)
696{
697 int res = X509_cmp_timeframe(vpm, X509_get0_notBefore(cert),
8d9a4d83 698 X509_get0_notAfter(cert));
2c0e356e
DDO		 699
700 if (res != 0)
701 warn_cert_msg(uri, cert, res > 0 ? "has expired" : "not yet valid");
702 if (warn_EE && (X509_get_extension_flags(cert) & EXFLAG_CA) == 0)
703 warn_cert_msg(uri, cert, "is not a CA cert");
8d9a4d83
DDO		 704}
705
2c0e356e
DDO		 706static void warn_certs(const char *uri, STACK_OF(X509) *certs, int warn_EE)
707{
708 int i;
709
710 for (i = 0; i < sk_X509_num(certs); i++)
711 warn_cert(uri, sk_X509_value(certs, i), warn_EE);
712}
713
714/* TODO potentially move this and related functions to apps/lib/apps.c */
715static int load_cert_certs(const char *uri,
716 X509 **pcert, STACK_OF(X509) **pcerts,
717 int exclude_http, const char *pass, const char *desc)
8d9a4d83
DDO		 718{
719 int ret = 0;
720 char *pass_string;
8d9a4d83 721
2c0e356e
DDO		 722 if (exclude_http && (strncasecmp(uri, "http://", 7) == 0
723 || strncasecmp(uri, "https://", 8) == 0)) {
8d9a4d83
DDO		 724 BIO_printf(bio_err, "error: HTTP retrieval not allowed for %s\n", desc);
725 return ret;
726 }
727 pass_string = get_passwd(pass, desc);
b78c777e 728 ret = load_key_certs_crls(uri, 0, pass_string, desc, NULL, NULL, NULL,
2c0e356e 729 pcert, pcerts, NULL, NULL);
8d9a4d83
DDO		 730 clear_free(pass_string);
731
2c0e356e
DDO		 732 if (ret) {
733 if (pcert != NULL)
734 warn_cert(uri, *pcert, 0);
735 warn_certs(uri, *pcerts, 1);
736 } else {
737 sk_X509_pop_free(*pcerts, X509_free);
738 *pcerts = NULL;
739 }
8d9a4d83
DDO		 740 return ret;
741}
742
743/* set expected host name/IP addr and clears the email addr in the given ts */
744static int truststore_set_host_etc(X509_STORE *ts, char *host)
745{
746 X509_VERIFY_PARAM *ts_vpm = X509_STORE_get0_param(ts);
747
748 /* first clear any host names, IP, and email addresses */
749 if (!X509_VERIFY_PARAM_set1_host(ts_vpm, NULL, 0)
750 || !X509_VERIFY_PARAM_set1_ip(ts_vpm, NULL, 0)
751 || !X509_VERIFY_PARAM_set1_email(ts_vpm, NULL, 0))
752 return 0;
753 X509_VERIFY_PARAM_set_hostflags(ts_vpm,
754 X509_CHECK_FLAG_ALWAYS_CHECK_SUBJECT |
755 X509_CHECK_FLAG_NO_PARTIAL_WILDCARDS);
756 return (host != NULL && X509_VERIFY_PARAM_set1_ip_asc(ts_vpm, host))
757 || X509_VERIFY_PARAM_set1_host(ts_vpm, host, 0);
758}
759
760static X509_STORE *sk_X509_to_store(X509_STORE *store /* may be NULL */,
761 const STACK_OF(X509) *certs /* may NULL */)
762{
763 int i;
764
765 if (store == NULL)
766 store = X509_STORE_new();
767 if (store == NULL)
768 return NULL;
769 for (i = 0; i < sk_X509_num(certs); i++) {
770 if (!X509_STORE_add_cert(store, sk_X509_value(certs, i))) {
771 X509_STORE_free(store);
772 return NULL;
773 }
774 }
775 return store;
776}
777
778/* write OSSL_CMP_MSG DER-encoded to the specified file name item */
779static int write_PKIMESSAGE(const OSSL_CMP_MSG *msg, char **filenames)
780{
781 char *file;
8d9a4d83
DDO		 782
783 if (msg == NULL || filenames == NULL) {
784 CMP_err("NULL arg to write_PKIMESSAGE");
785 return 0;
786 }
787 if (*filenames == NULL) {
788 CMP_err("Not enough file names provided for writing PKIMessage");
789 return 0;
790 }
791
792 file = *filenames;
793 *filenames = next_item(file);
1202de44 794 if (OSSL_CMP_MSG_write(file, msg) < 0) {
8d9a4d83 795 CMP_err1("Cannot write PKIMessage to file '%s'", file);
8d9a4d83
DDO		 796 return 0;
797 }
8d9a4d83
DDO		 798 return 1;
799}
800
801/* read DER-encoded OSSL_CMP_MSG from the specified file name item */
802static OSSL_CMP_MSG *read_PKIMESSAGE(char **filenames)
803{
804 char *file;
8d9a4d83
DDO		 805 OSSL_CMP_MSG *ret;
806
807 if (filenames == NULL) {
808 CMP_err("NULL arg to read_PKIMESSAGE");
809 return NULL;
810 }
811 if (*filenames == NULL) {
812 CMP_err("Not enough file names provided for reading PKIMessage");
813 return NULL;
814 }
815
816 file = *filenames;
817 *filenames = next_item(file);
fafa56a1
DDO		 818
819 ret = OSSL_CMP_MSG_read(file);
8d9a4d83
DDO		 820 if (ret == NULL)
821 CMP_err1("Cannot read PKIMessage from file '%s'", file);
8d9a4d83
DDO		 822 return ret;
823}
824
825/*-
826 * Sends the PKIMessage req and on success place the response in *res
827 * basically like OSSL_CMP_MSG_http_perform(), but in addition allows
828 * to dump the sequence of requests and responses to files and/or
829 * to take the sequence of requests and responses from files.
830 */
831static OSSL_CMP_MSG *read_write_req_resp(OSSL_CMP_CTX *ctx,
832 const OSSL_CMP_MSG *req)
833{
834 OSSL_CMP_MSG *req_new = NULL;
835 OSSL_CMP_MSG *res = NULL;
836 OSSL_CMP_PKIHEADER *hdr;
837
838 if (req != NULL && opt_reqout != NULL
839 && !write_PKIMESSAGE(req, &opt_reqout))
840 goto err;
143be474
DDO		 841 if (opt_reqin != NULL && opt_rspin == NULL) {
842 if ((req_new = read_PKIMESSAGE(&opt_reqin)) == NULL)
843 goto err;
844 /*-
845 * The transaction ID in req_new read from opt_reqin may not be fresh.
846 * In this case the server may complain "Transaction id already in use."
847 * The following workaround unfortunately requires re-protection.
848 */
849 if (opt_reqin_new_tid
850 && !OSSL_CMP_MSG_update_transactionID(ctx, req_new))
851 goto err;
8d9a4d83
DDO		 852 }
853
854 if (opt_rspin != NULL) {
855 res = read_PKIMESSAGE(&opt_rspin);
856 } else {
857 const OSSL_CMP_MSG *actual_req = opt_reqin != NULL ? req_new : req;
858
859 res = opt_use_mock_srv
860 ? OSSL_CMP_CTX_server_perform(ctx, actual_req)
861 : OSSL_CMP_MSG_http_perform(ctx, actual_req);
862 }
863 if (res == NULL)
864 goto err;
865
866 if (opt_reqin != NULL || opt_rspin != NULL) {
867 /* need to satisfy nonce and transactionID checks */
868 ASN1_OCTET_STRING *nonce;
869 ASN1_OCTET_STRING *tid;
870
871 hdr = OSSL_CMP_MSG_get0_header(res);
872 nonce = OSSL_CMP_HDR_get0_recipNonce(hdr);
873 tid = OSSL_CMP_HDR_get0_transactionID(hdr);
874 if (!OSSL_CMP_CTX_set1_senderNonce(ctx, nonce)
875 || !OSSL_CMP_CTX_set1_transactionID(ctx, tid)) {
876 OSSL_CMP_MSG_free(res);
877 res = NULL;
878 goto err;
879 }
880 }
881
882 if (opt_rspout != NULL && !write_PKIMESSAGE(res, &opt_rspout)) {
883 OSSL_CMP_MSG_free(res);
884 res = NULL;
885 }
886
887 err:
888 OSSL_CMP_MSG_free(req_new);
889 return res;
890}
891
8d9a4d83
DDO		 892static int set_name(const char *str,
893 int (*set_fn) (OSSL_CMP_CTX *ctx, const X509_NAME *name),
894 OSSL_CMP_CTX *ctx, const char *desc)
895{
896 if (str != NULL) {
5a0991d0 897 X509_NAME *n = parse_name(str, MBSTRING_ASC, 1, desc);
8d9a4d83 898
57c05c57 899 if (n == NULL)
8d9a4d83 900 return 0;
8d9a4d83
DDO		 901 if (!(*set_fn) (ctx, n)) {
902 X509_NAME_free(n);
903 CMP_err("out of memory");
904 return 0;
905 }
906 X509_NAME_free(n);
907 }
908 return 1;
909}
910
911static int set_gennames(OSSL_CMP_CTX *ctx, char *names, const char *desc)
912{
913 char *next;
914
915 for (; names != NULL; names = next) {
916 GENERAL_NAME *n;
917
918 next = next_item(names);
919 if (strcmp(names, "critical") == 0) {
920 (void)OSSL_CMP_CTX_set_option(ctx,
921 OSSL_CMP_OPT_SUBJECTALTNAME_CRITICAL,
922 1);
923 continue;
924 }
925
926 /* try IP address first, then URI or domain name */
927 (void)ERR_set_mark();
928 n = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_IPADD, names, 0);
929 if (n == NULL)
930 n = a2i_GENERAL_NAME(NULL, NULL, NULL,
931 strchr(names, ':') != NULL ? GEN_URI : GEN_DNS,
932 names, 0);
933 (void)ERR_pop_to_mark();
934
935 if (n == NULL) {
936 CMP_err2("bad syntax of %s '%s'", desc, names);
937 return 0;
938 }
939 if (!OSSL_CMP_CTX_push1_subjectAltName(ctx, n)) {
940 GENERAL_NAME_free(n);
941 CMP_err("out of memory");
942 return 0;
943 }
944 GENERAL_NAME_free(n);
945 }
946 return 1;
947}
948
949/* TODO potentially move to apps/lib/apps.c */
950/*
951 * create cert store structure with certificates read from given file(s)
952 * returns pointer to created X509_STORE on success, NULL on error
953 */
954static X509_STORE *load_certstore(char *input, const char *desc)
955{
956 X509_STORE *store = NULL;
957 STACK_OF(X509) *certs = NULL;
958
8d9a4d83 959 while (input != NULL) {
2c0e356e
DDO		 960 char *next = next_item(input);
961 int ok;
8d9a4d83 962
2c0e356e 963 if (!load_cert_certs(input, NULL, &certs, 1, opt_otherpass, desc)) {
8d9a4d83 964 X509_STORE_free(store);
2c0e356e 965 return NULL;
8d9a4d83 966 }
2c0e356e 967 ok = (store = sk_X509_to_store(store, certs)) != NULL;
8d9a4d83
DDO		 968 sk_X509_pop_free(certs, X509_free);
969 certs = NULL;
2c0e356e
DDO		 970 if (!ok)
971 return NULL;
8d9a4d83
DDO		 972 input = next;
973 }
8d9a4d83
DDO		 974 return store;
975}
976
a0745e2b
DDO		 977static X509_STORE *load_trusted(char *input, int for_new_cert, const char *desc)
978{
979 X509_STORE *ts = load_certstore(input, desc);
980
981 if (ts == NULL)
982 return NULL;
983 X509_STORE_set_verify_cb(ts, X509_STORE_CTX_print_verify_cb);
984
985 /* copy vpm to store */
986 if (X509_STORE_set1_param(ts, vpm /* may be NULL */)
987 && (for_new_cert || truststore_set_host_etc(ts, NULL)))
988 return ts;
989 BIO_printf(bio_err, "error setting verification parameters\n");
990 OSSL_CMP_CTX_print_errors(cmp_ctx);
991 X509_STORE_free(ts);
992 return NULL;
993}
994
8d9a4d83
DDO		 995/* TODO potentially move to apps/lib/apps.c */
996static STACK_OF(X509) *load_certs_multifile(char *files,
997 const char *pass, const char *desc)
998{
999 STACK_OF(X509) *certs = NULL;
1000 STACK_OF(X509) *result = sk_X509_new_null();
1001
1002 if (files == NULL)
1003 goto err;
1004 if (result == NULL)
1005 goto oom;
1006
1007 while (files != NULL) {
1008 char *next = next_item(files);
1009
2c0e356e 1010 if (!load_cert_certs(files, NULL, &certs, 0, pass, desc))
8d9a4d83 1011 goto err;
eeccc237
DDO		 1012 if (!X509_add_certs(result, certs,
1013 X509_ADD_FLAG_UP_REF | X509_ADD_FLAG_NO_DUP))
8d9a4d83
DDO		 1014 goto oom;
1015 sk_X509_pop_free(certs, X509_free);
1016 certs = NULL;
1017 files = next;
1018 }
1019 return result;
1020
1021 oom:
1022 BIO_printf(bio_err, "out of memory\n");
1023 err:
1024 sk_X509_pop_free(certs, X509_free);
1025 sk_X509_pop_free(result, X509_free);
1026 return NULL;
1027}
1028
1029typedef int (*add_X509_stack_fn_t)(void *ctx, const STACK_OF(X509) *certs);
8d9a4d83
DDO		 1030
1031static int setup_certs(char *files, const char *desc, void *ctx,
a0745e2b 1032 add_X509_stack_fn_t set1_fn)
8d9a4d83 1033{
a0745e2b
DDO		 1034 STACK_OF(X509) *certs;
1035 int ok;
8d9a4d83 1036
a0745e2b
DDO		 1037 if (files == NULL)
1038 return 1;
1039 if ((certs = load_certs_multifile(files, opt_otherpass, desc)) == NULL)
1040 return 0;
1041 ok = (*set1_fn)(ctx, certs);
1042 sk_X509_pop_free(certs, X509_free);
1043 return ok;
8d9a4d83
DDO		 1044}
1045
1046
1047/*
1048 * parse and transform some options, checking their syntax.
1049 * Returns 1 on success, 0 on error
1050 */
1051static int transform_opts(void)
1052{
1053 if (opt_cmd_s != NULL) {
1054 if (!strcmp(opt_cmd_s, "ir")) {
1055 opt_cmd = CMP_IR;
1056 } else if (!strcmp(opt_cmd_s, "kur")) {
1057 opt_cmd = CMP_KUR;
1058 } else if (!strcmp(opt_cmd_s, "cr")) {
1059 opt_cmd = CMP_CR;
1060 } else if (!strcmp(opt_cmd_s, "p10cr")) {
1061 opt_cmd = CMP_P10CR;
1062 } else if (!strcmp(opt_cmd_s, "rr")) {
1063 opt_cmd = CMP_RR;
1064 } else if (!strcmp(opt_cmd_s, "genm")) {
1065 opt_cmd = CMP_GENM;
1066 } else {
1067 CMP_err1("unknown cmp command '%s'", opt_cmd_s);
1068 return 0;
1069 }
1070 } else {
1071 CMP_err("no cmp command to execute");
1072 return 0;
1073 }
1074
1075#ifdef OPENSSL_NO_ENGINE
1076# define FORMAT_OPTIONS (OPT_FMT_PEMDER | OPT_FMT_PKCS12 | OPT_FMT_ENGINE)
1077#else
1078# define FORMAT_OPTIONS (OPT_FMT_PEMDER | OPT_FMT_PKCS12)
1079#endif
1080
1081 if (opt_keyform_s != NULL
1082 && !opt_format(opt_keyform_s, FORMAT_OPTIONS, &opt_keyform)) {
1083 CMP_err("unknown option given for key loading format");
1084 return 0;
1085 }
1086
1087#undef FORMAT_OPTIONS
1088
1089 if (opt_certform_s != NULL
1090 && !opt_format(opt_certform_s, OPT_FMT_PEMDER, &opt_certform)) {
1091 CMP_err("unknown option given for certificate storing format");
1092 return 0;
1093 }
1094
8d9a4d83
DDO		 1095 return 1;
1096}
1097
19765f5b 1098static OSSL_CMP_SRV_CTX *setup_srv_ctx(ENGINE *engine)
8d9a4d83
DDO		 1099{
1100 OSSL_CMP_CTX *ctx; /* extra CMP (client) ctx partly used by server */
1a7cd250
DDO		 1101 OSSL_CMP_SRV_CTX *srv_ctx = ossl_cmp_mock_srv_new(app_get0_libctx(),
1102 app_get0_propq());
8d9a4d83
DDO		 1103
1104 if (srv_ctx == NULL)
1105 return NULL;
1106 ctx = OSSL_CMP_SRV_CTX_get0_cmp_ctx(srv_ctx);
1107
1108 if (opt_srv_ref == NULL) {
1109 if (opt_srv_cert == NULL) {
1110 /* opt_srv_cert should determine the sender */
1111 CMP_err("must give -srv_ref for server if no -srv_cert given");
1112 goto err;
1113 }
1114 } else {
1115 if (!OSSL_CMP_CTX_set1_referenceValue(ctx, (unsigned char *)opt_srv_ref,
1116 strlen(opt_srv_ref)))
1117 goto err;
1118 }
1119
1120 if (opt_srv_secret != NULL) {
1121 int res;
1122 char *pass_str = get_passwd(opt_srv_secret, "PBMAC secret of server");
1123
1124 if (pass_str != NULL) {
1125 cleanse(opt_srv_secret);
1126 res = OSSL_CMP_CTX_set1_secretValue(ctx, (unsigned char *)pass_str,
1127 strlen(pass_str));
1128 clear_free(pass_str);
1129 if (res == 0)
1130 goto err;
1131 }
1132 } else if (opt_srv_cert == NULL) {
1133 CMP_err("server credentials must be given if -use_mock_srv or -port is used");
1134 goto err;
1135 } else {
1136 CMP_warn("server will not be able to handle PBM-protected requests since -srv_secret is not given");
1137 }
1138
1139 if (opt_srv_secret == NULL
1140 && ((opt_srv_cert == NULL) != (opt_srv_key == NULL))) {
1141 CMP_err("must give both -srv_cert and -srv_key options or neither");
1142 goto err;
1143 }
1144 if (opt_srv_cert != NULL) {
1145 X509 *srv_cert = load_cert_pwd(opt_srv_cert, opt_srv_keypass,
1146 "certificate of the server");
63f1883d
DDO		 1147
1148 if (srv_cert == NULL || !OSSL_CMP_CTX_set1_cert(ctx, srv_cert)) {
8d9a4d83
DDO		 1149 X509_free(srv_cert);
1150 goto err;
1151 }
1152 X509_free(srv_cert);
1153 }
1154 if (opt_srv_key != NULL) {
1155 EVP_PKEY *pkey = load_key_pwd(opt_srv_key, opt_keyform,
1156 opt_srv_keypass,
19765f5b 1157 engine, "private key for server cert");
8d9a4d83
DDO		 1158
1159 if (pkey == NULL || !OSSL_CMP_CTX_set1_pkey(ctx, pkey)) {
1160 EVP_PKEY_free(pkey);
1161 goto err;
1162 }
1163 EVP_PKEY_free(pkey);
1164 }
1165 cleanse(opt_srv_keypass);
1166
1167 if (opt_srv_trusted != NULL) {
1168 X509_STORE *ts =
a0745e2b 1169 load_trusted(opt_srv_trusted, 0, "certs trusted by server");
8d9a4d83 1170
a0745e2b 1171 if (ts == NULL || !OSSL_CMP_CTX_set0_trustedStore(ctx, ts)) {
8d9a4d83
DDO		 1172 X509_STORE_free(ts);
1173 goto err;
1174 }
1175 } else {
1176 CMP_warn("server will not be able to handle signature-protected requests since -srv_trusted is not given");
1177 }
2c0e356e
DDO		 1178 if (!setup_certs(opt_srv_untrusted,
1179 "untrusted certificates for mock server", ctx,
a0745e2b 1180 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_untrusted))
8d9a4d83
DDO		 1181 goto err;
1182
1183 if (opt_rsp_cert == NULL) {
1184 CMP_err("must give -rsp_cert for mock server");
1185 goto err;
1186 } else {
1187 X509 *cert = load_cert_pwd(opt_rsp_cert, opt_keypass,
1188 "cert to be returned by the mock server");
1189
1190 if (cert == NULL)
1191 goto err;
1192 /* from server perspective the server is the client */
1193 if (!ossl_cmp_mock_srv_set1_certOut(srv_ctx, cert)) {
1194 X509_free(cert);
1195 goto err;
1196 }
1197 X509_free(cert);
1198 }
1199 /* TODO find a cleaner solution not requiring type casts */
1200 if (!setup_certs(opt_rsp_extracerts,
1201 "CMP extra certificates for mock server", srv_ctx,
a0745e2b 1202 (add_X509_stack_fn_t)ossl_cmp_mock_srv_set1_chainOut))
8d9a4d83
DDO		 1203 goto err;
1204 if (!setup_certs(opt_rsp_capubs, "caPubs for mock server", srv_ctx,
a0745e2b 1205 (add_X509_stack_fn_t)ossl_cmp_mock_srv_set1_caPubsOut))
8d9a4d83
DDO		 1206 goto err;
1207 (void)ossl_cmp_mock_srv_set_pollCount(srv_ctx, opt_poll_count);
1208 (void)ossl_cmp_mock_srv_set_checkAfterTime(srv_ctx, opt_check_after);
1209 if (opt_grant_implicitconf)
1210 (void)OSSL_CMP_SRV_CTX_set_grant_implicit_confirm(srv_ctx, 1);
1211
1212 if (opt_failure != INT_MIN) { /* option has been set explicity */
1213 if (opt_failure < 0 || OSSL_CMP_PKIFAILUREINFO_MAX < opt_failure) {
1214 CMP_err1("-failure out of range, should be >= 0 and <= %d",
1215 OSSL_CMP_PKIFAILUREINFO_MAX);
1216 goto err;
1217 }
1218 if (opt_failurebits != 0)
1219 CMP_warn("-failurebits overrides -failure");
1220 else
1221 opt_failurebits = 1 << opt_failure;
1222 }
1223 if ((unsigned)opt_failurebits > OSSL_CMP_PKIFAILUREINFO_MAX_BIT_PATTERN) {
1224 CMP_err("-failurebits out of range");
1225 goto err;
1226 }
1227 if (!ossl_cmp_mock_srv_set_statusInfo(srv_ctx, opt_pkistatus,
1228 opt_failurebits, opt_statusstring))
1229 goto err;
1230
1231 if (opt_send_error)
1232 (void)ossl_cmp_mock_srv_set_send_error(srv_ctx, 1);
1233
1234 if (opt_send_unprotected)
1235 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_SEND, 1);
1236 if (opt_send_unprot_err)
1237 (void)OSSL_CMP_SRV_CTX_set_send_unprotected_errors(srv_ctx, 1);
1238 if (opt_accept_unprotected)
1239 (void)OSSL_CMP_SRV_CTX_set_accept_unprotected(srv_ctx, 1);
1240 if (opt_accept_unprot_err)
1241 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_ERRORS, 1);
1242 if (opt_accept_raverified)
1243 (void)OSSL_CMP_SRV_CTX_set_accept_raverified(srv_ctx, 1);
1244
1245 return srv_ctx;
1246
1247 err:
1248 ossl_cmp_mock_srv_free(srv_ctx);
1249 return NULL;
1250}
1251
1252/*
1253 * set up verification aspects of OSSL_CMP_CTX w.r.t. opts from config file/CLI.
1254 * Returns pointer on success, NULL on error
1255 */
1256static int setup_verification_ctx(OSSL_CMP_CTX *ctx)
1257{
1258 if (!setup_certs(opt_untrusted, "untrusted certificates", ctx,
a0745e2b
DDO		 1259 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_untrusted))
1260 return 0;
8d9a4d83
DDO		 1261
1262 if (opt_srvcert != NULL || opt_trusted != NULL) {
a0745e2b
DDO		 1263 X509 *srvcert;
1264 X509_STORE *ts;
1265 int ok;
8d9a4d83
DDO		 1266
1267 if (opt_srvcert != NULL) {
8d9a4d83
DDO		 1268 if (opt_trusted != NULL) {
1269 CMP_warn("-trusted option is ignored since -srvcert option is present");
1270 opt_trusted = NULL;
1271 }
1272 if (opt_recipient != NULL) {
1273 CMP_warn("-recipient option is ignored since -srvcert option is present");
1274 opt_recipient = NULL;
1275 }
1276 srvcert = load_cert_pwd(opt_srvcert, opt_otherpass,
1277 "directly trusted CMP server certificate");
a0745e2b 1278 ok = srvcert != NULL && OSSL_CMP_CTX_set1_srvCert(ctx, srvcert);
8d9a4d83 1279 X509_free(srvcert);
a0745e2b
DDO		 1280 if (!ok)
1281 return 0;
8d9a4d83 1282 }
a0745e2b
DDO		 1283 if (opt_trusted != NULL) {
1284 /*
1285 * the 0 arg below clears any expected host/ip/email address;
1286 * opt_expect_sender is used instead
1287 */
1288 ts = load_trusted(opt_trusted, 0, "certs trusted by client");
1289
1290 if (ts == NULL || !OSSL_CMP_CTX_set0_trustedStore(ctx, ts)) {
1291 X509_STORE_free(ts);
1292 return 0;
1293 }
8d9a4d83
DDO		 1294 }
1295 }
1296
1297 if (opt_ignore_keyusage)
1298 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_IGNORE_KEYUSAGE, 1);
1299
1300 if (opt_unprotected_errors)
1301 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_ERRORS, 1);
1302
1303 if (opt_out_trusted != NULL) { /* for use in OSSL_CMP_certConf_cb() */
1304 X509_VERIFY_PARAM *out_vpm = NULL;
1305 X509_STORE *out_trusted =
a0745e2b
DDO		 1306 load_trusted(opt_out_trusted, 1,
1307 "trusted certs for verifying newly enrolled cert");
8d9a4d83
DDO		 1308
1309 if (out_trusted == NULL)
a0745e2b 1310 return 0;
8d9a4d83
DDO		 1311 /* ignore any -attime here, new certs are current anyway */
1312 out_vpm = X509_STORE_get0_param(out_trusted);
1313 X509_VERIFY_PARAM_clear_flags(out_vpm, X509_V_FLAG_USE_CHECK_TIME);
1314
1315 (void)OSSL_CMP_CTX_set_certConf_cb_arg(ctx, out_trusted);
1316 }
1317
1318 if (opt_disable_confirm)
1319 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_DISABLE_CONFIRM, 1);
1320
1321 if (opt_implicit_confirm)
1322 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_IMPLICIT_CONFIRM, 1);
1323
8d9a4d83 1324 return 1;
8d9a4d83
DDO		 1325}
1326
1327#ifndef OPENSSL_NO_SOCK
1328/*
1329 * set up ssl_ctx for the OSSL_CMP_CTX based on options from config file/CLI.
1330 * Returns pointer on success, NULL on error
1331 */
19765f5b 1332static SSL_CTX *setup_ssl_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83 1333{
a0745e2b 1334 STACK_OF(X509) *untrusted = OSSL_CMP_CTX_get0_untrusted(ctx);
8d9a4d83
DDO		 1335 EVP_PKEY *pkey = NULL;
1336 X509_STORE *trust_store = NULL;
1337 SSL_CTX *ssl_ctx;
1338 int i;
1339
1340 ssl_ctx = SSL_CTX_new(TLS_client_method());
1341 if (ssl_ctx == NULL)
1342 return NULL;
1343
1344 SSL_CTX_set_mode(ssl_ctx, SSL_MODE_AUTO_RETRY);
1345
1346 if (opt_tls_trusted != NULL) {
1347 if ((trust_store = load_certstore(opt_tls_trusted,
1348 "trusted TLS certificates")) == NULL)
1349 goto err;
1350 SSL_CTX_set_cert_store(ssl_ctx, trust_store);
1351 /* for improved diagnostics on SSL_CTX_build_cert_chain() errors: */
1352 X509_STORE_set_verify_cb(trust_store, X509_STORE_CTX_print_verify_cb);
1353 }
1354
1355 if (opt_tls_cert != NULL && opt_tls_key != NULL) {
1356 X509 *cert;
1357 STACK_OF(X509) *certs = NULL;
2c0e356e 1358 int ok;
8d9a4d83 1359
2c0e356e
DDO		 1360 if (!load_cert_certs(opt_tls_cert, &cert, &certs, 0, opt_tls_keypass,
1361 "TLS client certificate (optionally with chain)"))
1362 /* need opt_tls_keypass if opt_tls_cert is encrypted PKCS#12 file */
8d9a4d83
DDO		 1363 goto err;
1364
2c0e356e
DDO		 1365 ok = SSL_CTX_use_certificate(ssl_ctx, cert) > 0;
1366 X509_free(cert);
8d9a4d83
DDO		 1367
1368 /*
1369 * Any further certs and any untrusted certs are used for constructing
8b22c283 1370 * the chain to be provided with the TLS client cert to the TLS server.
8d9a4d83 1371 */
2c0e356e
DDO		 1372 if (!ok || !SSL_CTX_set0_chain(ssl_ctx, certs)) {
1373 CMP_err1("unable to use client TLS certificate file '%s'",
1374 opt_tls_cert);
8d9a4d83
DDO		 1375 sk_X509_pop_free(certs, X509_free);
1376 goto err;
1377 }
a0745e2b
DDO		 1378 for (i = 0; i < sk_X509_num(untrusted); i++) {
1379 cert = sk_X509_value(untrusted, i);
8d9a4d83
DDO		 1380 if (!SSL_CTX_add1_chain_cert(ssl_ctx, cert)) {
1381 CMP_err("could not add untrusted cert to TLS client cert chain");
1382 goto err;
1383 }
1384 }
a0745e2b
DDO		 1385
1386 {
1387 X509_VERIFY_PARAM *tls_vpm = NULL;
1388 unsigned long bak_flags = 0; /* compiler warns without init */
1389
1390 if (trust_store != NULL) {
1391 tls_vpm = X509_STORE_get0_param(trust_store);
1392 bak_flags = X509_VERIFY_PARAM_get_flags(tls_vpm);
1393 /* disable any cert status/revocation checking etc. */
1394 X509_VERIFY_PARAM_clear_flags(tls_vpm,
1395 ~(X509_V_FLAG_USE_CHECK_TIME
1396 | X509_V_FLAG_NO_CHECK_TIME));
1397 }
1398 CMP_debug("trying to build cert chain for own TLS cert");
1399 if (SSL_CTX_build_cert_chain(ssl_ctx,
1400 SSL_BUILD_CHAIN_FLAG_UNTRUSTED |
1401 SSL_BUILD_CHAIN_FLAG_NO_ROOT)) {
1402 CMP_debug("success building cert chain for own TLS cert");
1403 } else {
1404 OSSL_CMP_CTX_print_errors(ctx);
1405 CMP_warn("could not build cert chain for own TLS cert");
1406 }
1407 if (trust_store != NULL)
1408 X509_VERIFY_PARAM_set_flags(tls_vpm, bak_flags);
8d9a4d83
DDO		 1409 }
1410
1411 /* If present we append to the list also the certs from opt_tls_extra */
1412 if (opt_tls_extra != NULL) {
1413 STACK_OF(X509) *tls_extra = load_certs_multifile(opt_tls_extra,
1414 opt_otherpass,
1415 "extra certificates for TLS");
1416 int res = 1;
1417
1418 if (tls_extra == NULL)
1419 goto err;
1420 for (i = 0; i < sk_X509_num(tls_extra); i++) {
1421 cert = sk_X509_value(tls_extra, i);
1422 if (res != 0)
1423 res = SSL_CTX_add_extra_chain_cert(ssl_ctx, cert);
1424 if (res == 0)
1425 X509_free(cert);
1426 }
1427 sk_X509_free(tls_extra);
1428 if (res == 0) {
1429 BIO_printf(bio_err, "error: unable to add TLS extra certs\n");
1430 goto err;
1431 }
1432 }
1433
1434 pkey = load_key_pwd(opt_tls_key, opt_keyform, opt_tls_keypass,
19765f5b 1435 engine, "TLS client private key");
8d9a4d83
DDO		 1436 cleanse(opt_tls_keypass);
1437 if (pkey == NULL)
1438 goto err;
1439 /*
1440 * verify the key matches the cert,
1441 * not using SSL_CTX_check_private_key(ssl_ctx)
1442 * because it gives poor and sometimes misleading diagnostics
1443 */
1444 if (!X509_check_private_key(SSL_CTX_get0_certificate(ssl_ctx),
1445 pkey)) {
1446 CMP_err2("TLS private key '%s' does not match the TLS certificate '%s'\n",
1447 opt_tls_key, opt_tls_cert);
1448 EVP_PKEY_free(pkey);
1449 pkey = NULL; /* otherwise, for some reason double free! */
1450 goto err;
1451 }
1452 if (SSL_CTX_use_PrivateKey(ssl_ctx, pkey) <= 0) {
1453 CMP_err1("unable to use TLS client private key '%s'", opt_tls_key);
1454 EVP_PKEY_free(pkey);
1455 pkey = NULL; /* otherwise, for some reason double free! */
1456 goto err;
1457 }
1458 EVP_PKEY_free(pkey); /* we do not need the handle any more */
1459 }
1460 if (opt_tls_trusted != NULL) {
1461 /* enable and parameterize server hostname/IP address check */
1462 if (!truststore_set_host_etc(trust_store,
1463 opt_tls_host != NULL ?
1464 opt_tls_host : opt_server))
1465 /* TODO: is the server host name correct for TLS via proxy? */
1466 goto err;
1467 SSL_CTX_set_verify(ssl_ctx, SSL_VERIFY_PEER, NULL);
1468 }
1469 return ssl_ctx;
1470 err:
1471 SSL_CTX_free(ssl_ctx);
1472 return NULL;
1473}
1474#endif
1475
1476/*
1477 * set up protection aspects of OSSL_CMP_CTX based on options from config
1478 * file/CLI while parsing options and checking their consistency.
1479 * Returns 1 on success, 0 on error
1480 */
19765f5b 1481static int setup_protection_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83 1482{
ef2d3588
DDO		 1483 if (!opt_unprotected_requests && opt_secret == NULL && opt_key == NULL) {
1484 CMP_err("must give -key or -secret unless -unprotected_requests is used");
a0745e2b 1485 return 0;
8d9a4d83
DDO		 1486 }
1487
1488 if (opt_ref == NULL && opt_cert == NULL && opt_subject == NULL) {
1489 /* cert or subject should determine the sender */
1490 CMP_err("must give -ref if no -cert and no -subject given");
a0745e2b 1491 return 0;
8d9a4d83
DDO		 1492 }
1493 if (!opt_secret && ((opt_cert == NULL) != (opt_key == NULL))) {
1494 CMP_err("must give both -cert and -key options or neither");
a0745e2b 1495 return 0;
8d9a4d83
DDO		 1496 }
1497 if (opt_secret != NULL) {
1498 char *pass_string = get_passwd(opt_secret, "PBMAC");
1499 int res;
1500
1501 if (pass_string != NULL) {
1502 cleanse(opt_secret);
1503 res = OSSL_CMP_CTX_set1_secretValue(ctx,
1504 (unsigned char *)pass_string,
1505 strlen(pass_string));
1506 clear_free(pass_string);
1507 if (res == 0)
a0745e2b 1508 return 0;
8d9a4d83
DDO		 1509 }
1510 if (opt_cert != NULL || opt_key != NULL)
ef2d3588 1511 CMP_warn("-cert and -key not used for protection since -secret is given");
8d9a4d83
DDO		 1512 }
1513 if (opt_ref != NULL
1514 && !OSSL_CMP_CTX_set1_referenceValue(ctx, (unsigned char *)opt_ref,
1515 strlen(opt_ref)))
a0745e2b 1516 return 0;
8d9a4d83
DDO		 1517
1518 if (opt_key != NULL) {
19765f5b 1519 EVP_PKEY *pkey = load_key_pwd(opt_key, opt_keyform, opt_keypass, engine,
8d9a4d83
DDO		 1520 "private key for CMP client certificate");
1521
1522 if (pkey == NULL || !OSSL_CMP_CTX_set1_pkey(ctx, pkey)) {
1523 EVP_PKEY_free(pkey);
a0745e2b 1524 return 0;
8d9a4d83
DDO		 1525 }
1526 EVP_PKEY_free(pkey);
1527 }
b434b2c0
DDO		 1528 if (opt_secret == NULL && opt_srvcert == NULL && opt_trusted == NULL)
1529 CMP_warn("will not authenticate server due to missing -secret, -trusted, or -srvcert");
8d9a4d83
DDO		 1530
1531 if (opt_cert != NULL) {
63f1883d 1532 X509 *cert;
8d9a4d83 1533 STACK_OF(X509) *certs = NULL;
15076c26 1534 X509_STORE *own_trusted = NULL;
a0745e2b 1535 int ok;
8d9a4d83 1536
2c0e356e
DDO		 1537 if (!load_cert_certs(opt_cert, &cert, &certs, 0, opt_keypass,
1538 "CMP client certificate (optionally with chain)"))
8d9a4d83 1539 /* opt_keypass is needed if opt_cert is an encrypted PKCS#12 file */
a0745e2b 1540 return 0;
63f1883d
DDO		 1541 ok = OSSL_CMP_CTX_set1_cert(ctx, cert);
1542 X509_free(cert);
15076c26
DDO		 1543 if (!ok) {
1544 CMP_err("out of memory");
1545 } else {
1546 if (opt_own_trusted != NULL) {
a0745e2b
DDO		 1547 own_trusted = load_trusted(opt_own_trusted, 0,
1548 "trusted certs for verifying own CMP signer cert");
1549 ok = own_trusted != NULL;
15076c26
DDO		 1550 }
1551 ok = ok && OSSL_CMP_CTX_build_cert_chain(ctx, own_trusted, certs);
8d9a4d83 1552 }
15076c26 1553 X509_STORE_free(own_trusted);
8d9a4d83
DDO		 1554 sk_X509_pop_free(certs, X509_free);
1555 if (!ok)
a0745e2b 1556 return 0;
15076c26
DDO		 1557 } else if (opt_own_trusted != NULL) {
1558 CMP_warn("-own_trusted option is ignored without -cert");
8d9a4d83
DDO		 1559 }
1560
1561 if (!setup_certs(opt_extracerts, "extra certificates for CMP", ctx,
a0745e2b
DDO		 1562 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_extraCertsOut))
1563 return 0;
8d9a4d83
DDO		 1564 cleanse(opt_otherpass);
1565
1566 if (opt_unprotected_requests)
1567 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_SEND, 1);
1568
1569 if (opt_digest != NULL) {
1570 int digest = OBJ_ln2nid(opt_digest);
1571
1572 if (digest == NID_undef) {
1573 CMP_err1("digest algorithm name not recognized: '%s'", opt_digest);
a0745e2b 1574 return 0;
8d9a4d83 1575 }
6d1f50b5
DDO		 1576 if (!OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_DIGEST_ALGNID, digest)
1577 || !OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_OWF_ALGNID, digest)) {
1578 CMP_err1("digest algorithm name not supported: '%s'", opt_digest);
a0745e2b 1579 return 0;
6d1f50b5 1580 }
8d9a4d83
DDO		 1581 }
1582
1583 if (opt_mac != NULL) {
1584 int mac = OBJ_ln2nid(opt_mac);
1585 if (mac == NID_undef) {
1586 CMP_err1("MAC algorithm name not recognized: '%s'", opt_mac);
a0745e2b 1587 return 0;
8d9a4d83
DDO		 1588 }
1589 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_MAC_ALGNID, mac);
1590 }
1591 return 1;
8d9a4d83
DDO		 1592}
1593
1594/*
1595 * set up IR/CR/KUR/CertConf/RR specific parts of the OSSL_CMP_CTX
1596 * based on options from config file/CLI.
1597 * Returns pointer on success, NULL on error
1598 */
19765f5b 1599static int setup_request_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83 1600{
62261446
DDO		 1601 if (opt_subject == NULL && opt_oldcert == NULL && opt_cert == NULL
1602 && opt_cmd != CMP_RR && opt_cmd != CMP_GENM)
8d9a4d83
DDO		 1603 CMP_warn("no -subject given, neither -oldcert nor -cert available as default");
1604 if (!set_name(opt_subject, OSSL_CMP_CTX_set1_subjectName, ctx, "subject")
1605 || !set_name(opt_issuer, OSSL_CMP_CTX_set1_issuer, ctx, "issuer"))
a0745e2b 1606 return 0;
8d9a4d83
DDO		 1607
1608 if (opt_newkey != NULL) {
1609 const char *file = opt_newkey;
1610 const int format = opt_keyform;
1611 const char *pass = opt_newkeypass;
1612 const char *desc = "new private or public key for cert to be enrolled";
19765f5b 1613 EVP_PKEY *pkey = load_key_pwd(file, format, pass, engine, NULL);
8d9a4d83
DDO		 1614 int priv = 1;
1615
1616 if (pkey == NULL) {
1617 ERR_clear_error();
19765f5b 1618 pkey = load_pubkey(file, format, 0, pass, engine, desc);
8d9a4d83
DDO		 1619 priv = 0;
1620 }
1621 cleanse(opt_newkeypass);
1622 if (pkey == NULL || !OSSL_CMP_CTX_set0_newPkey(ctx, priv, pkey)) {
1623 EVP_PKEY_free(pkey);
a0745e2b 1624 return 0;
8d9a4d83
DDO		 1625 }
1626 }
1627
11baa470
DDO		 1628 if (opt_days > 0
1629 && !OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_VALIDITY_DAYS,
1630 opt_days)) {
aff8c0a4 1631 CMP_err("could not set requested cert validity period");
a0745e2b 1632 return 0;
11baa470 1633 }
8d9a4d83
DDO		 1634
1635 if (opt_policies != NULL && opt_policy_oids != NULL) {
1636 CMP_err("cannot have policies both via -policies and via -policy_oids");
a0745e2b 1637 return 0;
8d9a4d83
DDO		 1638 }
1639
1640 if (opt_reqexts != NULL || opt_policies != NULL) {
1641 X509V3_CTX ext_ctx;
1642 X509_EXTENSIONS *exts = sk_X509_EXTENSION_new_null();
1643
1644 if (exts == NULL)
a0745e2b 1645 return 0;
8d9a4d83
DDO		 1646 X509V3_set_ctx(&ext_ctx, NULL, NULL, NULL, NULL, 0);
1647 X509V3_set_nconf(&ext_ctx, conf);
1648 if (opt_reqexts != NULL
1649 && !X509V3_EXT_add_nconf_sk(conf, &ext_ctx, opt_reqexts, &exts)) {
1650 CMP_err1("cannot load certificate request extension section '%s'",
1651 opt_reqexts);
1652 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
a0745e2b 1653 return 0;
8d9a4d83
DDO		 1654 }
1655 if (opt_policies != NULL
1656 && !X509V3_EXT_add_nconf_sk(conf, &ext_ctx, opt_policies, &exts)) {
1657 CMP_err1("cannot load policy cert request extension section '%s'",
1658 opt_policies);
1659 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
a0745e2b 1660 return 0;
8d9a4d83
DDO		 1661 }
1662 OSSL_CMP_CTX_set0_reqExtensions(ctx, exts);
1663 }
1664 if (OSSL_CMP_CTX_reqExtensions_have_SAN(ctx) && opt_sans != NULL) {
1665 CMP_err("cannot have Subject Alternative Names both via -reqexts and via -sans");
a0745e2b 1666 return 0;
8d9a4d83
DDO		 1667 }
1668
1669 if (!set_gennames(ctx, opt_sans, "Subject Alternative Name"))
a0745e2b 1670 return 0;
8d9a4d83
DDO		 1671
1672 if (opt_san_nodefault) {
1673 if (opt_sans != NULL)
1674 CMP_warn("-opt_san_nodefault has no effect when -sans is used");
1675 (void)OSSL_CMP_CTX_set_option(ctx,
1676 OSSL_CMP_OPT_SUBJECTALTNAME_NODEFAULT, 1);
1677 }
1678
1679 if (opt_policy_oids_critical) {
1680 if (opt_policy_oids == NULL)
1681 CMP_warn("-opt_policy_oids_critical has no effect unless -policy_oids is given");
1682 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_POLICIES_CRITICAL, 1);
1683 }
1684
1685 while (opt_policy_oids != NULL) {
1686 ASN1_OBJECT *policy;
1687 POLICYINFO *pinfo;
1688 char *next = next_item(opt_policy_oids);
1689
1690 if ((policy = OBJ_txt2obj(opt_policy_oids, 1)) == 0) {
1691 CMP_err1("unknown policy OID '%s'", opt_policy_oids);
a0745e2b 1692 return 0;
8d9a4d83
DDO		 1693 }
1694
1695 if ((pinfo = POLICYINFO_new()) == NULL) {
1696 ASN1_OBJECT_free(policy);
a0745e2b 1697 return 0;
8d9a4d83
DDO		 1698 }
1699 pinfo->policyid = policy;
1700
1701 if (!OSSL_CMP_CTX_push0_policy(ctx, pinfo)) {
1702 CMP_err1("cannot add policy with OID '%s'", opt_policy_oids);
1703 POLICYINFO_free(pinfo);
a0745e2b 1704 return 0;
8d9a4d83
DDO		 1705 }
1706 opt_policy_oids = next;
1707 }
1708
1709 if (opt_popo >= OSSL_CRMF_POPO_NONE)
1710 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_POPO_METHOD, opt_popo);
1711
1712 if (opt_csr != NULL) {
1713 if (opt_cmd != CMP_P10CR) {
1714 CMP_warn("-csr option is ignored for command other than p10cr");
1715 } else {
1716 X509_REQ *csr =
1717 load_csr_autofmt(opt_csr, "PKCS#10 CSR for p10cr");
1718
1719 if (csr == NULL)
a0745e2b 1720 return 0;
8d9a4d83
DDO		 1721 if (!OSSL_CMP_CTX_set1_p10CSR(ctx, csr)) {
1722 X509_REQ_free(csr);
1723 goto oom;
1724 }
1725 X509_REQ_free(csr);
1726 }
1727 }
1728
1729 if (opt_oldcert != NULL) {
1730 X509 *oldcert = load_cert_pwd(opt_oldcert, opt_keypass,
1731 "certificate to be updated/revoked");
1732 /* opt_keypass is needed if opt_oldcert is an encrypted PKCS#12 file */
1733
1734 if (oldcert == NULL)
a0745e2b 1735 return 0;
8d9a4d83
DDO		 1736 if (!OSSL_CMP_CTX_set1_oldCert(ctx, oldcert)) {
1737 X509_free(oldcert);
1738 goto oom;
1739 }
1740 X509_free(oldcert);
1741 }
1742 cleanse(opt_keypass);
1743 if (opt_revreason > CRL_REASON_NONE)
1744 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_REVOCATION_REASON,
1745 opt_revreason);
1746
1747 return 1;
1748
1749 oom:
1750 CMP_err("out of memory");
8d9a4d83
DDO		 1751 return 0;
1752}
1753
1754static int handle_opt_geninfo(OSSL_CMP_CTX *ctx)
1755{
1756 long value;
1757 ASN1_OBJECT *type;
1758 ASN1_INTEGER *aint;
1759 ASN1_TYPE *val;
1760 OSSL_CMP_ITAV *itav;
1761 char *endstr;
1762 char *valptr = strchr(opt_geninfo, ':');
1763
1764 if (valptr == NULL) {
1765 CMP_err("missing ':' in -geninfo option");
1766 return 0;
1767 }
1768 valptr[0] = '\0';
1769 valptr++;
1770
1771 if (strncasecmp(valptr, "int:", 4) != 0) {
1772 CMP_err("missing 'int:' in -geninfo option");
1773 return 0;
1774 }
1775 valptr += 4;
1776
1777 value = strtol(valptr, &endstr, 10);
1778 if (endstr == valptr || *endstr != '\0') {
1779 CMP_err("cannot parse int in -geninfo option");
1780 return 0;
1781 }
1782
1783 type = OBJ_txt2obj(opt_geninfo, 1);
1784 if (type == NULL) {
1785 CMP_err("cannot parse OID in -geninfo option");
1786 return 0;
1787 }
1788
33c41876 1789 if ((aint = ASN1_INTEGER_new()) == NULL)
8d9a4d83
DDO		 1790 goto oom;
1791
1792 val = ASN1_TYPE_new();
33c41876 1793 if (!ASN1_INTEGER_set(aint, value) || val == NULL) {
8d9a4d83
DDO		 1794 ASN1_INTEGER_free(aint);
1795 goto oom;
1796 }
1797 ASN1_TYPE_set(val, V_ASN1_INTEGER, aint);
1798 itav = OSSL_CMP_ITAV_create(type, val);
1799 if (itav == NULL) {
1800 ASN1_TYPE_free(val);
1801 goto oom;
1802 }
1803
1804 if (!OSSL_CMP_CTX_push0_geninfo_ITAV(ctx, itav)) {
1805 OSSL_CMP_ITAV_free(itav);
1806 return 0;
1807 }
1808 return 1;
1809
1810 oom:
33c41876 1811 ASN1_OBJECT_free(type);
8d9a4d83
DDO		 1812 CMP_err("out of memory");
1813 return 0;
1814}
1815
1816
1817/*
1818 * set up the client-side OSSL_CMP_CTX based on options from config file/CLI
1819 * while parsing options and checking their consistency.
1820 * Prints reason for error to bio_err.
1821 * Returns 1 on success, 0 on error
1822 */
19765f5b 1823static int setup_client_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83
DDO		 1824{
1825 int ret = 0;
d96486dc 1826 char *server = NULL, *port = NULL, *path = NULL, *used_path;
6e477a60 1827 int portnum, ssl;
8d9a4d83
DDO		 1828 char server_buf[200] = { '\0' };
1829 char proxy_buf[200] = { '\0' };
1830 char *proxy_host = NULL;
1831 char *proxy_port_str = NULL;
1832
1833 if (opt_server == NULL) {
d96486dc 1834 CMP_err("missing -server option");
8d9a4d83 1835 goto err;
6e477a60 1836 }
6fd83135
DDO		 1837 if (!OSSL_HTTP_parse_url(opt_server, &server, &port, &portnum, &path, &ssl)) {
1838 CMP_err1("cannot parse -server URL: %s", opt_server);
6e477a60 1839 goto err;
6fd83135 1840 }
6e477a60
DDO		 1841 if (ssl && !opt_tls_used) {
1842 CMP_err("missing -tls_used option since -server URL indicates https");
8d9a4d83
DDO		 1843 goto err;
1844 }
ebcae87f 1845 BIO_snprintf(server_port, sizeof(server_port), "%s", port);
d96486dc 1846 used_path = opt_path != NULL ? opt_path : path;
6e477a60
DDO		 1847 if (!OSSL_CMP_CTX_set1_server(ctx, server)
1848 || !OSSL_CMP_CTX_set_serverPort(ctx, portnum)
d96486dc 1849 || !OSSL_CMP_CTX_set1_serverPath(ctx, used_path))
8d9a4d83
DDO		 1850 goto oom;
1851 if (opt_proxy != NULL && !OSSL_CMP_CTX_set1_proxy(ctx, opt_proxy))
1852 goto oom;
50e09788
DDO		 1853 if (opt_no_proxy != NULL && !OSSL_CMP_CTX_set1_no_proxy(ctx, opt_no_proxy))
1854 goto oom;
6e477a60
DDO		 1855 (void)BIO_snprintf(server_buf, sizeof(server_buf), "http%s://%s:%s/%s",
1856 opt_tls_used ? "s" : "", server, port,
d96486dc 1857 *used_path == '/' ? used_path + 1 : used_path);
8d9a4d83
DDO		 1858
1859 if (opt_proxy != NULL)
1860 (void)BIO_snprintf(proxy_buf, sizeof(proxy_buf), " via %s", opt_proxy);
8d9a4d83
DDO		 1861
1862 if (!transform_opts())
1863 goto err;
1864
1865 if (opt_cmd == CMP_IR || opt_cmd == CMP_CR || opt_cmd == CMP_KUR) {
1866 if (opt_newkey == NULL && opt_key == NULL && opt_csr == NULL) {
1867 CMP_err("missing -newkey (or -key) to be certified");
1868 goto err;
1869 }
1870 if (opt_certout == NULL) {
1871 CMP_err("-certout not given, nowhere to save certificate");
1872 goto err;
1873 }
1874 }
1875 if (opt_cmd == CMP_KUR) {
1876 char *ref_cert = opt_oldcert != NULL ? opt_oldcert : opt_cert;
1877
1878 if (ref_cert == NULL) {
1879 CMP_err("missing -oldcert option for certificate to be updated");
1880 goto err;
1881 }
1882 if (opt_subject != NULL)
1883 CMP_warn2("-subject '%s' given, which overrides the subject of '%s' in KUR",
1884 opt_subject, ref_cert);
1885 }
1886 if (opt_cmd == CMP_RR && opt_oldcert == NULL) {
1887 CMP_err("missing certificate to be revoked");
1888 goto err;
1889 }
1890 if (opt_cmd == CMP_P10CR && opt_csr == NULL) {
1891 CMP_err("missing PKCS#10 CSR for p10cr");
1892 goto err;
1893 }
1894
1895 if (opt_recipient == NULL && opt_srvcert == NULL && opt_issuer == NULL
1896 && opt_oldcert == NULL && opt_cert == NULL)
1897 CMP_warn("missing -recipient, -srvcert, -issuer, -oldcert or -cert; recipient will be set to \"NULL-DN\"");
1898
1899 if (opt_infotype_s != NULL) {
1900 char id_buf[100] = "id-it-";
1901
1902 strncat(id_buf, opt_infotype_s, sizeof(id_buf) - strlen(id_buf) - 1);
1903 if ((opt_infotype = OBJ_sn2nid(id_buf)) == NID_undef) {
1904 CMP_err("unknown OID name in -infotype option");
1905 goto err;
1906 }
1907 }
1908
1909 if (!setup_verification_ctx(ctx))
1910 goto err;
1911
1912 if (opt_msg_timeout >= 0) /* must do this before setup_ssl_ctx() */
1913 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_MSG_TIMEOUT,
1914 opt_msg_timeout);
1915 if (opt_total_timeout >= 0)
1916 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_TOTAL_TIMEOUT,
1917 opt_total_timeout);
1918
143be474
DDO		 1919 if (opt_reqin != NULL && opt_rspin != NULL)
1920 CMP_warn("-reqin is ignored since -rspin is present");
1921 if (opt_reqin_new_tid && opt_reqin == NULL)
1922 CMP_warn("-reqin_new_tid is ignored since -reqin is not present");
8d9a4d83
DDO		 1923 if (opt_reqin != NULL || opt_reqout != NULL
1924 || opt_rspin != NULL || opt_rspout != NULL || opt_use_mock_srv)
1925 (void)OSSL_CMP_CTX_set_transfer_cb(ctx, read_write_req_resp);
1926
1927 if ((opt_tls_cert != NULL || opt_tls_key != NULL
1928 || opt_tls_keypass != NULL || opt_tls_extra != NULL
1929 || opt_tls_trusted != NULL || opt_tls_host != NULL)
1930 && !opt_tls_used)
1931 CMP_warn("TLS options(s) given but not -tls_used");
1932 if (opt_tls_used) {
1933#ifdef OPENSSL_NO_SOCK
1934 BIO_printf(bio_err, "Cannot use TLS - sockets not supported\n");
1935 goto err;
1936#else
1937 APP_HTTP_TLS_INFO *info;
1938
1939 if (opt_tls_cert != NULL
1940 || opt_tls_key != NULL || opt_tls_keypass != NULL) {
1941 if (opt_tls_key == NULL) {
1942 CMP_err("missing -tls_key option");
1943 goto err;
1944 } else if (opt_tls_cert == NULL) {
1945 CMP_err("missing -tls_cert option");
1946 goto err;
1947 }
1948 }
1949 if (opt_use_mock_srv) {
1950 CMP_err("cannot use TLS options together with -use_mock_srv");
1951 goto err;
1952 }
1953 if ((info = OPENSSL_zalloc(sizeof(*info))) == NULL)
1954 goto err;
1955 (void)OSSL_CMP_CTX_set_http_cb_arg(ctx, info);
1956 /* info will be freed along with CMP ctx */
1957 info->server = opt_server;
6e477a60 1958 info->port = server_port;
8d9a4d83
DDO		 1959 info->use_proxy = opt_proxy != NULL;
1960 info->timeout = OSSL_CMP_CTX_get_option(ctx, OSSL_CMP_OPT_MSG_TIMEOUT);
19765f5b 1961 info->ssl_ctx = setup_ssl_ctx(ctx, engine);
8d9a4d83
DDO		 1962 if (info->ssl_ctx == NULL)
1963 goto err;
1964 (void)OSSL_CMP_CTX_set_http_cb(ctx, app_http_tls_cb);
1965#endif
1966 }
1967
19765f5b 1968 if (!setup_protection_ctx(ctx, engine))
8d9a4d83
DDO		 1969 goto err;
1970
19765f5b 1971 if (!setup_request_ctx(ctx, engine))
8d9a4d83
DDO		 1972 goto err;
1973
1974 if (!set_name(opt_recipient, OSSL_CMP_CTX_set1_recipient, ctx, "recipient")
1975 || !set_name(opt_expect_sender, OSSL_CMP_CTX_set1_expected_sender,
1976 ctx, "expected sender"))
7e998a0f 1977 goto err;
8d9a4d83
DDO		 1978
1979 if (opt_geninfo != NULL && !handle_opt_geninfo(ctx))
1980 goto err;
1981
8f7e8979
DDO		 1982 /* not printing earlier, to minimize confusion in case setup fails before */
1983 CMP_info2("will contact %s%s", server_buf, proxy_buf);
1984
8d9a4d83
DDO		 1985 ret = 1;
1986
1987 err:
6e477a60
DDO		 1988 OPENSSL_free(server);
1989 OPENSSL_free(port);
1990 OPENSSL_free(path);
8d9a4d83
DDO		 1991 OPENSSL_free(proxy_host);
1992 OPENSSL_free(proxy_port_str);
1993 return ret;
1994 oom:
1995 CMP_err("out of memory");
1996 goto err;
1997}
1998
1999/*
2000 * write out the given certificate to the output specified by bio.
2001 * Depending on options use either PEM or DER format.
2002 * Returns 1 on success, 0 on error
2003 */
2004static int write_cert(BIO *bio, X509 *cert)
2005{
2006 if ((opt_certform == FORMAT_PEM && PEM_write_bio_X509(bio, cert))
2007 || (opt_certform == FORMAT_ASN1 && i2d_X509_bio(bio, cert)))
2008 return 1;
2009 if (opt_certform != FORMAT_PEM && opt_certform != FORMAT_ASN1)
2010 BIO_printf(bio_err,
2011 "error: unsupported type '%s' for writing certificates\n",
2012 opt_certform_s);
2013 return 0;
2014}
2015
2016/*
39082af2
DDO		 2017 * If destFile != NULL writes out a stack of certs to the given file.
2018 * In any case frees the certs.
8d9a4d83
DDO		 2019 * Depending on options use either PEM or DER format,
2020 * where DER does not make much sense for writing more than one cert!
39082af2 2021 * Returns number of written certificates on success, -1 on error.
8d9a4d83 2022 */
39082af2
DDO		 2023static int save_free_certs(OSSL_CMP_CTX *ctx,
2024 STACK_OF(X509) *certs, char *destFile, char *desc)
8d9a4d83
DDO		 2025{
2026 BIO *bio = NULL;
2027 int i;
2028 int n = sk_X509_num(certs);
2029
39082af2
DDO		 2030 if (destFile == NULL)
2031 goto end;
8d9a4d83
DDO		 2032 CMP_info3("received %d %s certificate(s), saving to file '%s'",
2033 n, desc, destFile);
2034 if (n > 1 && opt_certform != FORMAT_PEM)
2035 CMP_warn("saving more than one certificate in non-PEM format");
2036
2037 if (destFile == NULL || (bio = BIO_new(BIO_s_file())) == NULL
2038 || !BIO_write_filename(bio, (char *)destFile)) {
2039 CMP_err1("could not open file '%s' for writing", destFile);
2040 n = -1;
39082af2 2041 goto end;
8d9a4d83
DDO		 2042 }
2043
2044 for (i = 0; i < n; i++) {
2045 if (!write_cert(bio, sk_X509_value(certs, i))) {
2046 CMP_err1("cannot write certificate to file '%s'", destFile);
2047 n = -1;
39082af2 2048 goto end;
8d9a4d83
DDO		 2049 }
2050 }
2051
39082af2 2052 end:
8d9a4d83 2053 BIO_free(bio);
39082af2 2054 sk_X509_pop_free(certs, X509_free);
8d9a4d83
DDO		 2055 return n;
2056}
2057
2058static void print_itavs(STACK_OF(OSSL_CMP_ITAV) *itavs)
2059{
2060 OSSL_CMP_ITAV *itav = NULL;
2061 char buf[128];
3b1fd0b0 2062 int i, r;
8d9a4d83
DDO		 2063 int n = sk_OSSL_CMP_ITAV_num(itavs); /* itavs == NULL leads to 0 */
2064
2065 if (n == 0) {
2066 CMP_info("genp contains no ITAV");
2067 return;
2068 }
2069
2070 for (i = 0; i < n; i++) {
2071 itav = sk_OSSL_CMP_ITAV_value(itavs, i);
3b1fd0b0
P		 2072 r = OBJ_obj2txt(buf, 128, OSSL_CMP_ITAV_get0_type(itav), 0);
2073 if (r < 0)
2074 CMP_err("could not get ITAV details");
2075 else if (r == 0)
2076 CMP_info("genp contains empty ITAV");
2077 else
2078 CMP_info1("genp contains ITAV of type: %s", buf);
8d9a4d83
DDO		 2079 }
2080}
2081
2082static char opt_item[SECTION_NAME_MAX + 1];
2083/* get previous name from a comma-separated list of names */
2084static const char *prev_item(const char *opt, const char *end)
2085{
2086 const char *beg;
2087 size_t len;
2088
2089 if (end == opt)
2090 return NULL;
2091 beg = end;
2092 while (beg != opt && beg[-1] != ',' && !isspace(beg[-1]))
2093 beg--;
2094 len = end - beg;
2095 if (len > SECTION_NAME_MAX)
2096 len = SECTION_NAME_MAX;
2097 strncpy(opt_item, beg, len);
2098 opt_item[SECTION_NAME_MAX] = '\0'; /* avoid gcc v8 O3 stringop-truncation */
2099 opt_item[len] = '\0';
2100 if (len > SECTION_NAME_MAX)
2101 CMP_warn2("using only first %d characters of section name starting with \"%s\"",
2102 SECTION_NAME_MAX, opt_item);
2103 while (beg != opt && (beg[-1] == ',' || isspace(beg[-1])))
2104 beg--;
2105 return beg;
2106}
2107
2108/* get str value for name from a comma-separated hierarchy of config sections */
2109static char *conf_get_string(const CONF *src_conf, const char *groups,
2110 const char *name)
2111{
2112 char *res = NULL;
2113 const char *end = groups + strlen(groups);
2114
2115 while ((end = prev_item(groups, end)) != NULL) {
2116 if ((res = NCONF_get_string(src_conf, opt_item, name)) != NULL)
2117 return res;
2118 }
2119 return res;
2120}
2121
2122/* get long val for name from a comma-separated hierarchy of config sections */
2123static int conf_get_number_e(const CONF *conf_, const char *groups,
2124 const char *name, long *result)
2125{
2126 char *str = conf_get_string(conf_, groups, name);
2127 char *tailptr;
2128 long res;
2129
2130 if (str == NULL || *str == '\0')
2131 return 0;
2132
2133 res = strtol(str, &tailptr, 10);
2134 if (res == LONG_MIN || res == LONG_MAX || *tailptr != '\0')
2135 return 0;
2136
2137 *result = res;
2138 return 1;
2139}
2140
2141/*
2142 * use the command line option table to read values from the CMP section
2143 * of openssl.cnf. Defaults are taken from the config file, they can be
2144 * overwritten on the command line.
2145 */
2146static int read_config(void)
2147{
2148 unsigned int i;
2149 long num = 0;
2150 char *txt = NULL;
2151 const OPTIONS *opt;
2152 int provider_option;
2153 int verification_option;
1a5ae1da 2154 int start = OPT_VERBOSITY;
8d9a4d83 2155 /*
1a5ae1da
DDO		 2156 * starting with offset OPT_VERBOSITY because OPT_CONFIG and OPT_SECTION
2157 * would not make sense within the config file.
2158 * Moreover, these two options and OPT_VERBOSITY have already been handled.
8d9a4d83 2159 */
b0a4cbea 2160 int n_options = OSSL_NELEM(cmp_options) - 1;
1a5ae1da 2161
b0a4cbea
DDO		 2162 for (i = start - OPT_HELP, opt = &cmp_options[start];
2163 opt->name; i++, opt++)
2164 if (!strcmp(opt->name, OPT_SECTION_STR)
2165 || !strcmp(opt->name, OPT_MORE_STR))
2166 n_options--;
2167 OPENSSL_assert(OSSL_NELEM(cmp_vars) == n_options
2168 + OPT_PROV__FIRST + 1 - OPT_PROV__LAST
2169 + OPT_V__FIRST + 1 - OPT_V__LAST);
1a5ae1da 2170 for (i = start - OPT_HELP, opt = &cmp_options[start];
8d9a4d83
DDO		 2171 opt->name; i++, opt++) {
2172 if (!strcmp(opt->name, OPT_SECTION_STR)
2173 || !strcmp(opt->name, OPT_MORE_STR)) {
2174 i--;
2175 continue;
2176 }
2177 provider_option = (OPT_PROV__FIRST <= opt->retval
2178 && opt->retval < OPT_PROV__LAST);
2179 verification_option = (OPT_V__FIRST <= opt->retval
2180 && opt->retval < OPT_V__LAST);
2181 if (provider_option || verification_option)
2182 i--;
8d9a4d83
DDO		 2183 switch (opt->valtype) {
2184 case '-':
2185 case 'n':
2186 case 'l':
2187 if (!conf_get_number_e(conf, opt_section, opt->name, &num)) {
2188 ERR_clear_error();
2189 continue; /* option not provided */
2190 }
2191 break;
8d9a4d83
DDO		 2192 case 's':
2193 case 'M':
2194 txt = conf_get_string(conf, opt_section, opt->name);
2195 if (txt == NULL) {
2196 ERR_clear_error();
2197 continue; /* option not provided */
2198 }
2199 break;
2200 default:
2201 CMP_err2("internal: unsupported type '%c' for option '%s'",
2202 opt->valtype, opt->name);
2203 return 0;
2204 break;
2205 }
2206 if (provider_option || verification_option) {
2207 int conf_argc = 1;
2208 char *conf_argv[3];
2209 char arg1[82];
2210
2211 BIO_snprintf(arg1, 81, "-%s", (char *)opt->name);
2212 conf_argv[0] = prog;
2213 conf_argv[1] = arg1;
2214 if (opt->valtype == '-') {
2215 if (num != 0)
2216 conf_argc = 2;
2217 } else {
2218 conf_argc = 3;
2219 conf_argv[2] = conf_get_string(conf, opt_section, opt->name);
2220 /* not NULL */
2221 }
2222 if (conf_argc > 1) {
2223 (void)opt_init(conf_argc, conf_argv, cmp_options);
2224
2225 if (provider_option
2226 ? !opt_provider(opt_next())
2227 : !opt_verify(opt_next(), vpm)) {
2228 CMP_err2("for option '%s' in config file section '%s'",
2229 opt->name, opt_section);
2230 return 0;
2231 }
2232 }
2233 } else {
2234 switch (opt->valtype) {
2235 case '-':
2236 case 'n':
2237 if (num < INT_MIN || INT_MAX < num) {
2238 BIO_printf(bio_err,
2239 "integer value out of range for option '%s'\n",
2240 opt->name);
2241 return 0;
2242 }
2243 *cmp_vars[i].num = (int)num;
2244 break;
2245 case 'l':
2246 *cmp_vars[i].num_long = num;
2247 break;
2248 default:
2249 if (txt != NULL && txt[0] == '\0')
2250 txt = NULL; /* reset option on empty string input */
2251 *cmp_vars[i].txt = txt;
2252 break;
2253 }
2254 }
2255 }
2256
2257 return 1;
2258}
2259
2260static char *opt_str(char *opt)
2261{
2262 char *arg = opt_arg();
2263
2264 if (arg[0] == '\0') {
2265 CMP_warn1("argument of -%s option is empty string, resetting option",
2266 opt);
2267 arg = NULL;
2268 } else if (arg[0] == '-') {
2269 CMP_warn1("argument of -%s option starts with hyphen", opt);
2270 }
2271 return arg;
2272}
2273
2274static int opt_nat(void)
2275{
2276 int result = -1;
2277
2278 if (opt_int(opt_arg(), &result) && result < 0)
2279 BIO_printf(bio_err, "error: argument '%s' must not be negative\n",
2280 opt_arg());
2281 return result;
2282}
2283
2284/* returns 1 on success, 0 on error, -1 on -help (i.e., stop with success) */
2285static int get_opts(int argc, char **argv)
2286{
2287 OPTION_CHOICE o;
2288
2289 prog = opt_init(argc, argv, cmp_options);
2290
2291 while ((o = opt_next()) != OPT_EOF) {
2292 switch (o) {
2293 case OPT_EOF:
2294 case OPT_ERR:
2295 goto opt_err;
2296 case OPT_HELP:
2297 opt_help(cmp_options);
2298 return -1;
2299 case OPT_CONFIG: /* has already been handled */
8d9a4d83 2300 case OPT_SECTION: /* has already been handled */
1a5ae1da 2301 case OPT_VERBOSITY: /* has already been handled */
8d9a4d83
DDO		 2302 break;
2303 case OPT_SERVER:
2304 opt_server = opt_str("server");
2305 break;
2306 case OPT_PROXY:
2307 opt_proxy = opt_str("proxy");
2308 break;
2309 case OPT_NO_PROXY:
2310 opt_no_proxy = opt_str("no_proxy");
2311 break;
2312 case OPT_PATH:
2313 opt_path = opt_str("path");
2314 break;
2315 case OPT_MSG_TIMEOUT:
2316 if ((opt_msg_timeout = opt_nat()) < 0)
2317 goto opt_err;
2318 break;
2319 case OPT_TOTAL_TIMEOUT:
2320 if ((opt_total_timeout = opt_nat()) < 0)
2321 goto opt_err;
2322 break;
2323 case OPT_TLS_USED:
2324 opt_tls_used = 1;
2325 break;
2326 case OPT_TLS_CERT:
2327 opt_tls_cert = opt_str("tls_cert");
2328 break;
2329 case OPT_TLS_KEY:
2330 opt_tls_key = opt_str("tls_key");
2331 break;
2332 case OPT_TLS_KEYPASS:
2333 opt_tls_keypass = opt_str("tls_keypass");
2334 break;
2335 case OPT_TLS_EXTRA:
2336 opt_tls_extra = opt_str("tls_extra");
2337 break;
2338 case OPT_TLS_TRUSTED:
2339 opt_tls_trusted = opt_str("tls_trusted");
2340 break;
2341 case OPT_TLS_HOST:
2342 opt_tls_host = opt_str("tls_host");
2343 break;
2344 case OPT_REF:
2345 opt_ref = opt_str("ref");
2346 break;
2347 case OPT_SECRET:
2348 opt_secret = opt_str("secret");
2349 break;
2350 case OPT_CERT:
2351 opt_cert = opt_str("cert");
2352 break;
15076c26
DDO		 2353 case OPT_OWN_TRUSTED:
2354 opt_own_trusted = opt_str("own_trusted");
2355 break;
8d9a4d83
DDO		 2356 case OPT_KEY:
2357 opt_key = opt_str("key");
2358 break;
2359 case OPT_KEYPASS:
2360 opt_keypass = opt_str("keypass");
2361 break;
2362 case OPT_DIGEST:
2363 opt_digest = opt_str("digest");
2364 break;
2365 case OPT_MAC:
2366 opt_mac = opt_str("mac");
2367 break;
2368 case OPT_EXTRACERTS:
2369 opt_extracerts = opt_str("extracerts");
2370 break;
2371 case OPT_UNPROTECTED_REQUESTS:
2372 opt_unprotected_requests = 1;
2373 break;
2374
2375 case OPT_TRUSTED:
2376 opt_trusted = opt_str("trusted");
2377 break;
2378 case OPT_UNTRUSTED:
2379 opt_untrusted = opt_str("untrusted");
2380 break;
2381 case OPT_SRVCERT:
2382 opt_srvcert = opt_str("srvcert");
2383 break;
2384 case OPT_RECIPIENT:
2385 opt_recipient = opt_str("recipient");
2386 break;
2387 case OPT_EXPECT_SENDER:
2388 opt_expect_sender = opt_str("expect_sender");
2389 break;
2390 case OPT_IGNORE_KEYUSAGE:
2391 opt_ignore_keyusage = 1;
2392 break;
2393 case OPT_UNPROTECTED_ERRORS:
2394 opt_unprotected_errors = 1;
2395 break;
2396 case OPT_EXTRACERTSOUT:
2397 opt_extracertsout = opt_str("extracertsout");
2398 break;
2399 case OPT_CACERTSOUT:
2400 opt_cacertsout = opt_str("cacertsout");
2401 break;
2402
2403 case OPT_V_CASES:
2404 if (!opt_verify(o, vpm))
2405 goto opt_err;
2406 break;
2407 case OPT_CMD:
2408 opt_cmd_s = opt_str("cmd");
2409 break;
2410 case OPT_INFOTYPE:
2411 opt_infotype_s = opt_str("infotype");
2412 break;
2413 case OPT_GENINFO:
2414 opt_geninfo = opt_str("geninfo");
2415 break;
2416
2417 case OPT_NEWKEY:
2418 opt_newkey = opt_str("newkey");
2419 break;
2420 case OPT_NEWKEYPASS:
2421 opt_newkeypass = opt_str("newkeypass");
2422 break;
2423 case OPT_SUBJECT:
2424 opt_subject = opt_str("subject");
2425 break;
2426 case OPT_ISSUER:
2427 opt_issuer = opt_str("issuer");
2428 break;
2429 case OPT_DAYS:
2430 if ((opt_days = opt_nat()) < 0)
2431 goto opt_err;
2432 break;
2433 case OPT_REQEXTS:
2434 opt_reqexts = opt_str("reqexts");
2435 break;
2436 case OPT_SANS:
2437 opt_sans = opt_str("sans");
2438 break;
2439 case OPT_SAN_NODEFAULT:
2440 opt_san_nodefault = 1;
2441 break;
2442 case OPT_POLICIES:
2443 opt_policies = opt_str("policies");
2444 break;
2445 case OPT_POLICY_OIDS:
2446 opt_policy_oids = opt_str("policy_oids");
2447 break;
2448 case OPT_POLICY_OIDS_CRITICAL:
2449 opt_policy_oids_critical = 1;
2450 break;
2451 case OPT_POPO:
2452 if (!opt_int(opt_arg(), &opt_popo)
2453 || opt_popo < OSSL_CRMF_POPO_NONE
2454 || opt_popo > OSSL_CRMF_POPO_KEYENC) {
2455 CMP_err("invalid popo spec. Valid values are -1 .. 2");
2456 goto opt_err;
2457 }
2458 break;
2459 case OPT_CSR:
2460 opt_csr = opt_arg();
2461 break;
2462 case OPT_OUT_TRUSTED:
2463 opt_out_trusted = opt_str("out_trusted");
2464 break;
2465 case OPT_IMPLICIT_CONFIRM:
2466 opt_implicit_confirm = 1;
2467 break;
2468 case OPT_DISABLE_CONFIRM:
2469 opt_disable_confirm = 1;
2470 break;
2471 case OPT_CERTOUT:
2472 opt_certout = opt_str("certout");
2473 break;
39082af2
DDO		 2474 case OPT_CHAINOUT:
2475 opt_chainout = opt_str("chainout");
2476 break;
8d9a4d83
DDO		 2477 case OPT_OLDCERT:
2478 opt_oldcert = opt_str("oldcert");
2479 break;
2480 case OPT_REVREASON:
2481 if (!opt_int(opt_arg(), &opt_revreason)
2482 || opt_revreason < CRL_REASON_NONE
2483 || opt_revreason > CRL_REASON_AA_COMPROMISE
2484 || opt_revreason == 7) {
2485 CMP_err("invalid revreason. Valid values are -1 .. 6, 8 .. 10");
2486 goto opt_err;
2487 }
2488 break;
2489 case OPT_CERTFORM:
2490 opt_certform_s = opt_str("certform");
2491 break;
2492 case OPT_KEYFORM:
2493 opt_keyform_s = opt_str("keyform");
2494 break;
8d9a4d83
DDO		 2495 case OPT_OTHERPASS:
2496 opt_otherpass = opt_str("otherpass");
2497 break;
2498#ifndef OPENSSL_NO_ENGINE
2499 case OPT_ENGINE:
2500 opt_engine = opt_str("engine");
2501 break;
2502#endif
2503 case OPT_PROV_CASES:
2504 if (!opt_provider(o))
2505 goto opt_err;
2506 break;
2507
2508 case OPT_BATCH:
2509 opt_batch = 1;
2510 break;
2511 case OPT_REPEAT:
2512 opt_repeat = opt_nat();
2513 break;
2514 case OPT_REQIN:
2515 opt_reqin = opt_str("reqin");
2516 break;
143be474
DDO		 2517 case OPT_REQIN_NEW_TID:
2518 opt_reqin_new_tid = 1;
2519 break;
8d9a4d83
DDO		 2520 case OPT_REQOUT:
2521 opt_reqout = opt_str("reqout");
2522 break;
2523 case OPT_RSPIN:
2524 opt_rspin = opt_str("rspin");
2525 break;
2526 case OPT_RSPOUT:
2527 opt_rspout = opt_str("rspout");
2528 break;
2529 case OPT_USE_MOCK_SRV:
2530 opt_use_mock_srv = 1;
2531 break;
2532 case OPT_PORT:
2533 opt_port = opt_str("port");
2534 break;
2535 case OPT_MAX_MSGS:
2536 if ((opt_max_msgs = opt_nat()) < 0)
2537 goto opt_err;
2538 break;
2539 case OPT_SRV_REF:
2540 opt_srv_ref = opt_str("srv_ref");
2541 break;
2542 case OPT_SRV_SECRET:
2543 opt_srv_secret = opt_str("srv_secret");
2544 break;
2545 case OPT_SRV_CERT:
2546 opt_srv_cert = opt_str("srv_cert");
2547 break;
2548 case OPT_SRV_KEY:
2549 opt_srv_key = opt_str("srv_key");
2550 break;
2551 case OPT_SRV_KEYPASS:
2552 opt_srv_keypass = opt_str("srv_keypass");
2553 break;
2554 case OPT_SRV_TRUSTED:
2555 opt_srv_trusted = opt_str("srv_trusted");
2556 break;
2557 case OPT_SRV_UNTRUSTED:
2558 opt_srv_untrusted = opt_str("srv_untrusted");
2559 break;
2560 case OPT_RSP_CERT:
2561 opt_rsp_cert = opt_str("rsp_cert");
2562 break;
2563 case OPT_RSP_EXTRACERTS:
2564 opt_rsp_extracerts = opt_str("rsp_extracerts");
2565 break;
2566 case OPT_RSP_CAPUBS:
2567 opt_rsp_capubs = opt_str("rsp_capubs");
2568 break;
2569 case OPT_POLL_COUNT:
2570 opt_poll_count = opt_nat();
2571 break;
2572 case OPT_CHECK_AFTER:
2573 opt_check_after = opt_nat();
2574 break;
2575 case OPT_GRANT_IMPLICITCONF:
2576 opt_grant_implicitconf = 1;
2577 break;
2578 case OPT_PKISTATUS:
2579 opt_pkistatus = opt_nat();
2580 break;
2581 case OPT_FAILURE:
2582 opt_failure = opt_nat();
2583 break;
2584 case OPT_FAILUREBITS:
2585 opt_failurebits = opt_nat();
2586 break;
2587 case OPT_STATUSSTRING:
2588 opt_statusstring = opt_str("statusstring");
2589 break;
2590 case OPT_SEND_ERROR:
2591 opt_send_error = 1;
2592 break;
2593 case OPT_SEND_UNPROTECTED:
2594 opt_send_unprotected = 1;
2595 break;
2596 case OPT_SEND_UNPROT_ERR:
2597 opt_send_unprot_err = 1;
2598 break;
2599 case OPT_ACCEPT_UNPROTECTED:
2600 opt_accept_unprotected = 1;
2601 break;
2602 case OPT_ACCEPT_UNPROT_ERR:
2603 opt_accept_unprot_err = 1;
2604 break;
2605 case OPT_ACCEPT_RAVERIFIED:
2606 opt_accept_raverified = 1;
2607 break;
2608 }
2609 }
2610 argc = opt_num_rest();
2611 argv = opt_rest();
2612 if (argc != 0) {
2613 CMP_err1("unknown parameter %s", argv[0]);
2614 goto opt_err;
2615 }
2616 return 1;
2617
2618 opt_err:
2619 CMP_err1("use -help for summary of '%s' options", prog);
2620 return 0;
2621}
2622
2623int cmp_main(int argc, char **argv)
2624{
2625 char *configfile = NULL;
2626 int i;
2627 X509 *newcert = NULL;
19765f5b 2628 ENGINE *engine = NULL;
8d9a4d83
DDO		 2629 char mock_server[] = "mock server:1";
2630 int ret = 0; /* default: failure */
2631
2632 if (argc <= 1) {
2633 opt_help(cmp_options);
2634 goto err;
2635 }
2636
2637 /*
1a5ae1da
DDO		 2638 * handle options -config, -section, and -verbosity upfront
2639 * to take effect for other options
8d9a4d83
DDO		 2640 */
2641 for (i = 1; i < argc - 1; i++) {
2642 if (*argv[i] == '-') {
2643 if (!strcmp(argv[i] + 1, cmp_options[OPT_CONFIG - OPT_HELP].name))
1a5ae1da 2644 opt_config = argv[++i];
8d9a4d83
DDO		 2645 else if (!strcmp(argv[i] + 1,
2646 cmp_options[OPT_SECTION - OPT_HELP].name))
1a5ae1da
DDO		 2647 opt_section = argv[++i];
2648 else if (strcmp(argv[i] + 1,
2649 cmp_options[OPT_VERBOSITY - OPT_HELP].name) == 0
2650 && !set_verbosity(atoi(argv[++i])))
2651 goto err;
8d9a4d83
DDO		 2652 }
2653 }
2654 if (opt_section[0] == '\0') /* empty string */
2655 opt_section = DEFAULT_SECTION;
2656
2657 vpm = X509_VERIFY_PARAM_new();
2658 if (vpm == NULL) {
2659 CMP_err("out of memory");
2660 goto err;
2661 }
2662
2663 /* read default values for options from config file */
2664 configfile = opt_config != NULL ? opt_config : default_config_file;
0e7bc901
DDO		 2665 if (configfile != NULL && configfile[0] != '\0' /* non-empty string */
2666 && (configfile != default_config_file || access(configfile, F_OK) != -1)) {
2667 CMP_info2("using section(s) '%s' of OpenSSL configuration file '%s'",
2668 opt_section, configfile);
8d9a4d83
DDO		 2669 conf = app_load_config(configfile);
2670 if (conf == NULL) {
2671 goto err;
2672 } else {
2673 if (strcmp(opt_section, CMP_SECTION) == 0) { /* default */
2674 if (!NCONF_get_section(conf, opt_section))
2675 CMP_info2("no [%s] section found in config file '%s';"
2676 " will thus use just [default] and unnamed section if present",
2677 opt_section, configfile);
2678 } else {
2679 const char *end = opt_section + strlen(opt_section);
2680 while ((end = prev_item(opt_section, end)) != NULL) {
2681 if (!NCONF_get_section(conf, opt_item)) {
2682 CMP_err2("no [%s] section found in config file '%s'",
2683 opt_item, configfile);
2684 goto err;
2685 }
2686 }
2687 }
2688 if (!read_config())
2689 goto err;
2690 }
2691 }
2692 (void)BIO_flush(bio_err); /* prevent interference with opt_help() */
2693
2694 ret = get_opts(argc, argv);
2695 if (ret <= 0)
2696 goto err;
2697 ret = 0;
2698
2699 if (opt_batch) {
8d9a4d83 2700 UI_METHOD *ui_fallback_method;
bf19b64a 2701#ifndef OPENSSL_NO_UI_CONSOLE
8d9a4d83 2702 ui_fallback_method = UI_OpenSSL();
bf19b64a 2703#else
8d9a4d83 2704 ui_fallback_method = (UI_METHOD *)UI_null();
8d9a4d83 2705#endif
bf19b64a 2706 UI_method_set_reader(ui_fallback_method, NULL);
8d9a4d83
DDO		 2707 }
2708
2709 if (opt_engine != NULL)
19765f5b 2710 engine = setup_engine_methods(opt_engine, 0 /* not: ENGINE_METHOD_ALL */, 0);
8d9a4d83
DDO		 2711
2712 if (opt_port != NULL) {
2713 if (opt_use_mock_srv) {
2714 CMP_err("cannot use both -port and -use_mock_srv options");
2715 goto err;
2716 }
2717 if (opt_server != NULL) {
2718 CMP_err("cannot use both -port and -server options");
2719 goto err;
2720 }
2721 }
2722
1a7cd250
DDO		 2723 cmp_ctx = OSSL_CMP_CTX_new(app_get0_libctx(), app_get0_propq());
2724 if (cmp_ctx == NULL)
8d9a4d83 2725 goto err;
1a5ae1da 2726 OSSL_CMP_CTX_set_log_verbosity(cmp_ctx, opt_verbosity);
8d9a4d83
DDO		 2727 if (!OSSL_CMP_CTX_set_log_cb(cmp_ctx, print_to_bio_out)) {
2728 CMP_err1("cannot set up error reporting and logging for %s", prog);
2729 goto err;
2730 }
2731 if ((opt_use_mock_srv || opt_port != NULL)) {
2732 OSSL_CMP_SRV_CTX *srv_ctx;
2733
19765f5b 2734 if ((srv_ctx = setup_srv_ctx(engine)) == NULL)
8d9a4d83
DDO		 2735 goto err;
2736 OSSL_CMP_CTX_set_transfer_cb_arg(cmp_ctx, srv_ctx);
2737 if (!OSSL_CMP_CTX_set_log_cb(OSSL_CMP_SRV_CTX_get0_cmp_ctx(srv_ctx),
2738 print_to_bio_out)) {
2739 CMP_err1("cannot set up error reporting and logging for %s", prog);
2740 goto err;
2741 }
2742 }
2743
2744
2745 if (opt_port != NULL) { /* act as very basic CMP HTTP server */
2746#ifdef OPENSSL_NO_SOCK
2747 BIO_printf(bio_err, "Cannot act as server - sockets not supported\n");
2748#else
2749 BIO *acbio;
2750 BIO *cbio = NULL;
2751 int msgs = 0;
2752
2753 if ((acbio = http_server_init_bio(prog, opt_port)) == NULL)
2754 goto err;
2755 while (opt_max_msgs <= 0 || msgs < opt_max_msgs) {
5a2ba207 2756 char *path = NULL;
8d9a4d83
DDO		 2757 OSSL_CMP_MSG *req = NULL;
2758 OSSL_CMP_MSG *resp = NULL;
2759
2760 ret = http_server_get_asn1_req(ASN1_ITEM_rptr(OSSL_CMP_MSG),
5a2ba207
DDO		 2761 (ASN1_VALUE **)&req, &path,
2762 &cbio, acbio, prog, 0, 0);
8d9a4d83
DDO		 2763 if (ret == 0)
2764 continue;
2765 if (ret++ == -1)
2766 break; /* fatal error */
2767
2768 ret = 0;
2769 msgs++;
2770 if (req != NULL) {
5a2ba207
DDO		 2771 if (strcmp(path, "") != 0 && strcmp(path, "pkix/") != 0) {
2772 (void)http_server_send_status(cbio, 404, "Not Found");
5e7be6e6 2773 CMP_err1("Expecting empty path or 'pkix/' but got '%s'",
5a2ba207
DDO		 2774 path);
2775 OPENSSL_free(path);
2776 OSSL_CMP_MSG_free(req);
2777 goto cont;
2778 }
2779 OPENSSL_free(path);
8d9a4d83
DDO		 2780 resp = OSSL_CMP_CTX_server_perform(cmp_ctx, req);
2781 OSSL_CMP_MSG_free(req);
5a2ba207
DDO		 2782 if (resp == NULL) {
2783 (void)http_server_send_status(cbio,
2784 500, "Internal Server Error");
8d9a4d83 2785 break; /* treated as fatal error */
5a2ba207 2786 }
8d9a4d83
DDO		 2787 ret = http_server_send_asn1_resp(cbio, "application/pkixcmp",
2788 ASN1_ITEM_rptr(OSSL_CMP_MSG),
2789 (const ASN1_VALUE *)resp);
2790 OSSL_CMP_MSG_free(resp);
2791 if (!ret)
2792 break; /* treated as fatal error */
5a2ba207
DDO		 2793 } else {
2794 (void)http_server_send_status(cbio, 400, "Bad Request");
8d9a4d83 2795 }
5a2ba207 2796 cont:
8d9a4d83
DDO		 2797 BIO_free_all(cbio);
2798 cbio = NULL;
2799 }
2800 BIO_free_all(cbio);
2801 BIO_free_all(acbio);
2802#endif
2803 goto err;
2804 }
2805 /* else act as CMP client */
2806
2807 if (opt_use_mock_srv) {
2808 if (opt_server != NULL) {
2809 CMP_err("cannot use both -use_mock_srv and -server options");
2810 goto err;
2811 }
2812 if (opt_proxy != NULL) {
2813 CMP_err("cannot use both -use_mock_srv and -proxy options");
2814 goto err;
2815 }
2816 opt_server = mock_server;
2817 opt_proxy = "API";
8d9a4d83
DDO		 2818 }
2819
19765f5b 2820 if (!setup_client_ctx(cmp_ctx, engine)) {
8d9a4d83
DDO		 2821 CMP_err("cannot set up CMP context");
2822 goto err;
2823 }
2824 for (i = 0; i < opt_repeat; i++) {
2825 /* everything is ready, now connect and perform the command! */
2826 switch (opt_cmd) {
2827 case CMP_IR:
2828 newcert = OSSL_CMP_exec_IR_ses(cmp_ctx);
bb30bce2
DDO		 2829 if (newcert != NULL)
2830 ret = 1;
8d9a4d83
DDO		 2831 break;
2832 case CMP_KUR:
2833 newcert = OSSL_CMP_exec_KUR_ses(cmp_ctx);
bb30bce2
DDO		 2834 if (newcert != NULL)
2835 ret = 1;
8d9a4d83
DDO		 2836 break;
2837 case CMP_CR:
2838 newcert = OSSL_CMP_exec_CR_ses(cmp_ctx);
bb30bce2
DDO		 2839 if (newcert != NULL)
2840 ret = 1;
8d9a4d83
DDO		 2841 break;
2842 case CMP_P10CR:
2843 newcert = OSSL_CMP_exec_P10CR_ses(cmp_ctx);
bb30bce2
DDO		 2844 if (newcert != NULL)
2845 ret = 1;
8d9a4d83
DDO		 2846 break;
2847 case CMP_RR:
bb30bce2
DDO		 2848 if (OSSL_CMP_exec_RR_ses(cmp_ctx) != NULL)
2849 ret = 1;
8d9a4d83
DDO		 2850 break;
2851 case CMP_GENM:
2852 {
2853 STACK_OF(OSSL_CMP_ITAV) *itavs;
2854
2855 if (opt_infotype != NID_undef) {
2856 OSSL_CMP_ITAV *itav =
2857 OSSL_CMP_ITAV_create(OBJ_nid2obj(opt_infotype), NULL);
2858 if (itav == NULL)
2859 goto err;
2860 OSSL_CMP_CTX_push0_genm_ITAV(cmp_ctx, itav);
2861 }
2862
bb30bce2
DDO		 2863 if ((itavs = OSSL_CMP_exec_GENM_ses(cmp_ctx)) != NULL) {
2864 print_itavs(itavs);
2865 sk_OSSL_CMP_ITAV_pop_free(itavs, OSSL_CMP_ITAV_free);
2866 ret = 1;
2867 }
8d9a4d83
DDO		 2868 break;
2869 }
2870 default:
2871 break;
2872 }
2873
2874 {
bb30bce2 2875 /* print PKIStatusInfo */
8d9a4d83
DDO		 2876 int status = OSSL_CMP_CTX_get_status(cmp_ctx);
2877 char *buf = app_malloc(OSSL_CMP_PKISI_BUFLEN, "PKIStatusInfo buf");
2878 const char *string =
2879 OSSL_CMP_CTX_snprint_PKIStatus(cmp_ctx, buf,
2880 OSSL_CMP_PKISI_BUFLEN);
2881
2882 CMP_print(bio_err,
1a5ae1da
DDO		 2883 status == OSSL_CMP_PKISTATUS_accepted
2884 ? OSSL_CMP_LOG_INFO :
2885 status == OSSL_CMP_PKISTATUS_rejection
2886 || status == OSSL_CMP_PKISTATUS_waiting
2887 ? OSSL_CMP_LOG_ERR : OSSL_CMP_LOG_WARNING,
8d9a4d83
DDO		 2888 status == OSSL_CMP_PKISTATUS_accepted ? "info" :
2889 status == OSSL_CMP_PKISTATUS_rejection ? "server error" :
2890 status == OSSL_CMP_PKISTATUS_waiting ? "internal error"
2891 : "warning",
2892 "received from %s %s %s", opt_server,
2893 string != NULL ? string : "<unknown PKIStatus>", "");
2894 OPENSSL_free(buf);
2895 }
2896
39082af2
DDO		 2897 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_extraCertsIn(cmp_ctx),
2898 opt_extracertsout, "extra") < 0)
bb30bce2
DDO		 2899 ret = 0;
2900 if (!ret)
2901 goto err;
2902 ret = 0;
2903 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_caPubs(cmp_ctx),
2904 opt_cacertsout, "CA") < 0)
39082af2
DDO		 2905 goto err;
2906 if (newcert != NULL) {
8d9a4d83
DDO		 2907 STACK_OF(X509) *certs = sk_X509_new_null();
2908
39082af2 2909 if (!X509_add_cert(certs, newcert, X509_ADD_FLAG_UP_REF)) {
8d9a4d83
DDO		 2910 sk_X509_free(certs);
2911 goto err;
2912 }
39082af2
DDO		 2913 if (save_free_certs(cmp_ctx, certs, opt_certout, "enrolled") < 0)
2914 goto err;
8d9a4d83 2915 }
39082af2
DDO		 2916 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_newChain(cmp_ctx),
2917 opt_chainout, "chain") < 0)
2918 goto err;
2919
8d9a4d83
DDO		 2920 if (!OSSL_CMP_CTX_reinit(cmp_ctx))
2921 goto err;
2922 }
2923 ret = 1;
2924
2925 err:
2926 /* in case we ended up here on error without proper cleaning */
2927 cleanse(opt_keypass);
2928 cleanse(opt_newkeypass);
2929 cleanse(opt_otherpass);
2930 cleanse(opt_tls_keypass);
2931 cleanse(opt_secret);
2932 cleanse(opt_srv_keypass);
2933 cleanse(opt_srv_secret);
2934
2935 if (ret != 1)
2936 OSSL_CMP_CTX_print_errors(cmp_ctx);
2937
2938 ossl_cmp_mock_srv_free(OSSL_CMP_CTX_get_transfer_cb_arg(cmp_ctx));
2939 {
2940 APP_HTTP_TLS_INFO *http_tls_info =
2941 OSSL_CMP_CTX_get_http_cb_arg(cmp_ctx);
2942
2943 if (http_tls_info != NULL) {
2944 SSL_CTX_free(http_tls_info->ssl_ctx);
2945 OPENSSL_free(http_tls_info);
2946 }
2947 }
2948 X509_STORE_free(OSSL_CMP_CTX_get_certConf_cb_arg(cmp_ctx));
2949 OSSL_CMP_CTX_free(cmp_ctx);
2950 X509_VERIFY_PARAM_free(vpm);
9283e9bd 2951 release_engine(engine);
8d9a4d83
DDO		 2952
2953 NCONF_free(conf); /* must not do as long as opt_... variables are used */
2954 OSSL_CMP_log_close();
2955
62261446 2956 return ret == 0 ? EXIT_FAILURE : EXIT_SUCCESS; /* ret == -1 for -help */
8d9a4d83 2957}
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