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PROV: Make the DER to KEY deserializer decode parameters too
[thirdparty/openssl.git] / apps / cmp.c
CommitLineData
8d9a4d83 1/*
454afd98 2 * Copyright 2007-2020 The OpenSSL Project Authors. All Rights Reserved.
8d9a4d83
DDO		 3 * Copyright Nokia 2007-2019
4 * Copyright Siemens AG 2015-2019
5 *
6 * Licensed under the Apache License 2.0 (the "License"). You may not use
7 * this file except in compliance with the License. You can obtain a copy
8 * in the file LICENSE in the source distribution or at
9 * https://www.openssl.org/source/license.html
10 */
11
12#include <string.h>
13#include <ctype.h>
14
15#include "apps.h"
16#include "http_server.h"
17#include "s_apps.h"
18#include "progs.h"
19
20#include "cmp_mock_srv.h"
21
22/* tweaks needed due to missing unistd.h on Windows */
23#ifdef _WIN32
24# define access _access
25#endif
26#ifndef F_OK
27# define F_OK 0
28#endif
29
30#include <openssl/ui.h>
31#include <openssl/pkcs12.h>
32#include <openssl/ssl.h>
33
34/* explicit #includes not strictly needed since implied by the above: */
35#include <stdlib.h>
36#include <openssl/cmp.h>
37#include <openssl/cmp_util.h>
38#include <openssl/crmf.h>
39#include <openssl/crypto.h>
40#include <openssl/err.h>
41#include <openssl/store.h>
42#include <openssl/objects.h>
43#include <openssl/x509.h>
44
45DEFINE_STACK_OF(X509)
46DEFINE_STACK_OF(X509_EXTENSION)
47DEFINE_STACK_OF(OSSL_CMP_ITAV)
48
8d9a4d83
DDO		 49static char *opt_config = NULL;
50#define CMP_SECTION "cmp"
51#define SECTION_NAME_MAX 40 /* max length of section name */
52#define DEFAULT_SECTION "default"
53static char *opt_section = CMP_SECTION;
54
55#undef PROG
56#define PROG cmp_main
57static char *prog = "cmp";
58
59static int read_config(void);
60
61static CONF *conf = NULL; /* OpenSSL config file context structure */
62static OSSL_CMP_CTX *cmp_ctx = NULL; /* the client-side CMP context */
63
8d9a4d83
DDO		 64/* the type of cmp command we want to send */
65typedef enum {
66 CMP_IR,
67 CMP_KUR,
68 CMP_CR,
69 CMP_P10CR,
70 CMP_RR,
71 CMP_GENM
72} cmp_cmd_t;
73
74/* message transfer */
75static char *opt_server = NULL;
76static char server_port_s[32] = { '\0' };
77static int server_port = 0;
78static char *opt_proxy = NULL;
79static char *opt_no_proxy = NULL;
80static char *opt_path = "/";
81static int opt_msg_timeout = -1;
82static int opt_total_timeout = -1;
83
84/* server authentication */
85static char *opt_trusted = NULL;
86static char *opt_untrusted = NULL;
87static char *opt_srvcert = NULL;
88static char *opt_recipient = NULL;
89static char *opt_expect_sender = NULL;
90static int opt_ignore_keyusage = 0;
91static int opt_unprotected_errors = 0;
92static char *opt_extracertsout = NULL;
93static char *opt_cacertsout = NULL;
94
95/* client authentication */
96static char *opt_ref = NULL;
97static char *opt_secret = NULL;
98static char *opt_cert = NULL;
99static char *opt_key = NULL;
100static char *opt_keypass = NULL;
101static char *opt_digest = NULL;
102static char *opt_mac = NULL;
103static char *opt_extracerts = NULL;
104static int opt_unprotected_requests = 0;
105
106/* generic message */
107static char *opt_cmd_s = NULL;
108static int opt_cmd = -1;
109static char *opt_geninfo = NULL;
110static char *opt_infotype_s = NULL;
111static int opt_infotype = NID_undef;
112
113/* certificate enrollment */
114static char *opt_newkey = NULL;
115static char *opt_newkeypass = NULL;
116static char *opt_subject = NULL;
117static char *opt_issuer = NULL;
118static int opt_days = 0;
119static char *opt_reqexts = NULL;
120static char *opt_sans = NULL;
121static int opt_san_nodefault = 0;
122static char *opt_policies = NULL;
123static char *opt_policy_oids = NULL;
124static int opt_policy_oids_critical = 0;
125static int opt_popo = OSSL_CRMF_POPO_NONE - 1;
126static char *opt_csr = NULL;
127static char *opt_out_trusted = NULL;
128static int opt_implicit_confirm = 0;
129static int opt_disable_confirm = 0;
130static char *opt_certout = NULL;
131
132/* certificate enrollment and revocation */
133static char *opt_oldcert = NULL;
134static int opt_revreason = CRL_REASON_NONE;
135
136/* credentials format */
137static char *opt_certform_s = "PEM";
138static int opt_certform = FORMAT_PEM;
139static char *opt_keyform_s = "PEM";
140static int opt_keyform = FORMAT_PEM;
141static char *opt_certsform_s = "PEM";
142static int opt_certsform = FORMAT_PEM;
143static char *opt_otherpass = NULL;
144static char *opt_engine = NULL;
145
146/* TLS connection */
147static int opt_tls_used = 0;
148static char *opt_tls_cert = NULL;
149static char *opt_tls_key = NULL;
150static char *opt_tls_keypass = NULL;
151static char *opt_tls_extra = NULL;
152static char *opt_tls_trusted = NULL;
153static char *opt_tls_host = NULL;
154
155/* client-side debugging */
156static int opt_batch = 0;
157static int opt_repeat = 1;
158static char *opt_reqin = NULL;
143be474 159static int opt_reqin_new_tid = 0;
8d9a4d83
DDO		 160static char *opt_reqout = NULL;
161static char *opt_rspin = NULL;
162static char *opt_rspout = NULL;
163static int opt_use_mock_srv = 0;
164
165/* server-side debugging */
166static char *opt_port = NULL;
167static int opt_max_msgs = 0;
168
169static char *opt_srv_ref = NULL;
170static char *opt_srv_secret = NULL;
171static char *opt_srv_cert = NULL;
172static char *opt_srv_key = NULL;
173static char *opt_srv_keypass = NULL;
174
175static char *opt_srv_trusted = NULL;
176static char *opt_srv_untrusted = NULL;
177static char *opt_rsp_cert = NULL;
178static char *opt_rsp_extracerts = NULL;
179static char *opt_rsp_capubs = NULL;
180static int opt_poll_count = 0;
181static int opt_check_after = 1;
182static int opt_grant_implicitconf = 0;
183
184static int opt_pkistatus = OSSL_CMP_PKISTATUS_accepted;
185static int opt_failure = INT_MIN;
186static int opt_failurebits = 0;
187static char *opt_statusstring = NULL;
188static int opt_send_error = 0;
189static int opt_send_unprotected = 0;
190static int opt_send_unprot_err = 0;
191static int opt_accept_unprotected = 0;
192static int opt_accept_unprot_err = 0;
193static int opt_accept_raverified = 0;
194
195static X509_VERIFY_PARAM *vpm = NULL;
196
197typedef enum OPTION_choice {
198 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
199 OPT_CONFIG, OPT_SECTION,
200
201 OPT_CMD, OPT_INFOTYPE, OPT_GENINFO,
202
203 OPT_NEWKEY, OPT_NEWKEYPASS, OPT_SUBJECT, OPT_ISSUER,
204 OPT_DAYS, OPT_REQEXTS,
205 OPT_SANS, OPT_SAN_NODEFAULT,
206 OPT_POLICIES, OPT_POLICY_OIDS, OPT_POLICY_OIDS_CRITICAL,
207 OPT_POPO, OPT_CSR,
208 OPT_OUT_TRUSTED, OPT_IMPLICIT_CONFIRM, OPT_DISABLE_CONFIRM,
209 OPT_CERTOUT,
210
211 OPT_OLDCERT, OPT_REVREASON,
212
213 OPT_SERVER, OPT_PROXY, OPT_NO_PROXY, OPT_PATH,
214 OPT_MSG_TIMEOUT, OPT_TOTAL_TIMEOUT,
215
216 OPT_TRUSTED, OPT_UNTRUSTED, OPT_SRVCERT,
217 OPT_RECIPIENT, OPT_EXPECT_SENDER,
218 OPT_IGNORE_KEYUSAGE, OPT_UNPROTECTED_ERRORS,
219 OPT_EXTRACERTSOUT, OPT_CACERTSOUT,
220
221 OPT_REF, OPT_SECRET, OPT_CERT, OPT_KEY, OPT_KEYPASS,
222 OPT_DIGEST, OPT_MAC, OPT_EXTRACERTS,
223 OPT_UNPROTECTED_REQUESTS,
224
225 OPT_CERTFORM, OPT_KEYFORM, OPT_CERTSFORM,
226 OPT_OTHERPASS,
227#ifndef OPENSSL_NO_ENGINE
228 OPT_ENGINE,
229#endif
230 OPT_PROV_ENUM,
231
232 OPT_TLS_USED, OPT_TLS_CERT, OPT_TLS_KEY,
233 OPT_TLS_KEYPASS,
234 OPT_TLS_EXTRA, OPT_TLS_TRUSTED, OPT_TLS_HOST,
235
236 OPT_BATCH, OPT_REPEAT,
143be474 237 OPT_REQIN, OPT_REQIN_NEW_TID, OPT_REQOUT, OPT_RSPIN, OPT_RSPOUT,
8d9a4d83
DDO		 238
239 OPT_USE_MOCK_SRV, OPT_PORT, OPT_MAX_MSGS,
240 OPT_SRV_REF, OPT_SRV_SECRET,
241 OPT_SRV_CERT, OPT_SRV_KEY, OPT_SRV_KEYPASS,
242 OPT_SRV_TRUSTED, OPT_SRV_UNTRUSTED,
243 OPT_RSP_CERT, OPT_RSP_EXTRACERTS, OPT_RSP_CAPUBS,
244 OPT_POLL_COUNT, OPT_CHECK_AFTER,
245 OPT_GRANT_IMPLICITCONF,
246 OPT_PKISTATUS, OPT_FAILURE,
247 OPT_FAILUREBITS, OPT_STATUSSTRING,
248 OPT_SEND_ERROR, OPT_SEND_UNPROTECTED,
249 OPT_SEND_UNPROT_ERR, OPT_ACCEPT_UNPROTECTED,
250 OPT_ACCEPT_UNPROT_ERR, OPT_ACCEPT_RAVERIFIED,
251
252 OPT_V_ENUM
253} OPTION_CHOICE;
254
255const OPTIONS cmp_options[] = {
256 /* entries must be in the same order as enumerated above!! */
257 {"help", OPT_HELP, '-', "Display this summary"},
258 {"config", OPT_CONFIG, 's',
259 "Configuration file to use. \"\" = none. Default from env variable OPENSSL_CONF"},
260 {"section", OPT_SECTION, 's',
261 "Section(s) in config file to get options from. \"\" = 'default'. Default 'cmp'"},
262
263 OPT_SECTION("Generic message"),
264 {"cmd", OPT_CMD, 's', "CMP request to send: ir/cr/kur/p10cr/rr/genm"},
265 {"infotype", OPT_INFOTYPE, 's',
266 "InfoType name for requesting specific info in genm, e.g. 'signKeyPairTypes'"},
267 {"geninfo", OPT_GENINFO, 's',
268 "generalInfo integer values to place in request PKIHeader with given OID"},
269 {OPT_MORE_STR, 0, 0,
270 "specified in the form <OID>:int:<n>, e.g. \"1.2.3:int:987\""},
271
272 OPT_SECTION("Certificate enrollment"),
273 {"newkey", OPT_NEWKEY, 's',
274 "Private or public key for the requested cert. Default: CSR key or client key"},
275 {"newkeypass", OPT_NEWKEYPASS, 's', "New private key pass phrase source"},
276 {"subject", OPT_SUBJECT, 's',
277 "Distinguished Name (DN) of subject to use in the requested cert template"},
278 {OPT_MORE_STR, 0, 0,
279 "For kur, default is the subject DN of the reference cert (see -oldcert);"},
280 {OPT_MORE_STR, 0, 0,
281 "this default is used for ir and cr only if no Subject Alt Names are set"},
282 {"issuer", OPT_ISSUER, 's',
283 "DN of the issuer to place in the requested certificate template"},
284 {OPT_MORE_STR, 0, 0,
285 "also used as recipient if neither -recipient nor -srvcert are given"},
286 {"days", OPT_DAYS, 'n',
287 "Requested validity time of the new certificate in number of days"},
288 {"reqexts", OPT_REQEXTS, 's',
289 "Name of config file section defining certificate request extensions"},
290 {"sans", OPT_SANS, 's',
291 "Subject Alt Names (IPADDR/DNS/URI) to add as (critical) cert req extension"},
292 {"san_nodefault", OPT_SAN_NODEFAULT, '-',
293 "Do not take default SANs from reference certificate (see -oldcert)"},
294 {"policies", OPT_POLICIES, 's',
295 "Name of config file section defining policies certificate request extension"},
296 {"policy_oids", OPT_POLICY_OIDS, 's',
297 "Policy OID(s) to add as policies certificate request extension"},
298 {"policy_oids_critical", OPT_POLICY_OIDS_CRITICAL, '-',
299 "Flag the policy OID(s) given with -policy_oids as critical"},
300 {"popo", OPT_POPO, 'n',
301 "Proof-of-Possession (POPO) method to use for ir/cr/kur where"},
302 {OPT_MORE_STR, 0, 0,
303 "-1 = NONE, 0 = RAVERIFIED, 1 = SIGNATURE (default), 2 = KEYENC"},
304 {"csr", OPT_CSR, 's',
305 "CSR file in PKCS#10 format to use in p10cr for legacy support"},
306 {"out_trusted", OPT_OUT_TRUSTED, 's',
307 "Certificates to trust when verifying newly enrolled certificates"},
308 {"implicit_confirm", OPT_IMPLICIT_CONFIRM, '-',
309 "Request implicit confirmation of newly enrolled certificates"},
310 {"disable_confirm", OPT_DISABLE_CONFIRM, '-',
311 "Do not confirm newly enrolled certificate w/o requesting implicit"},
312 {OPT_MORE_STR, 0, 0,
313 "confirmation. WARNING: This leads to behavior violating RFC 4210"},
314 {"certout", OPT_CERTOUT, 's',
315 "File to save newly enrolled certificate"},
316
317 OPT_SECTION("Certificate enrollment and revocation"),
318
319 {"oldcert", OPT_OLDCERT, 's',
320 "Certificate to be updated (defaulting to -cert) or to be revoked in rr;"},
321 {OPT_MORE_STR, 0, 0,
322 "also used as reference (defaulting to -cert) for subject DN and SANs."},
323 {OPT_MORE_STR, 0, 0,
87d20a96 324 "Its issuer is used as recipient unless -recipient, -srvcert, or -issuer given"},
8d9a4d83
DDO		 325 {"revreason", OPT_REVREASON, 'n',
326 "Reason code to include in revocation request (rr); possible values:"},
327 {OPT_MORE_STR, 0, 0,
328 "0..6, 8..10 (see RFC5280, 5.3.1) or -1. Default -1 = none included"},
329
330 OPT_SECTION("Message transfer"),
331 {"server", OPT_SERVER, 's',
332 "[http[s]://]address[:port] of CMP server. Default port 80 or 443."},
333 {OPT_MORE_STR, 0, 0,
334 "The address may be a DNS name or an IP address"},
335 {"proxy", OPT_PROXY, 's',
336 "[http[s]://]address[:port][/path] of HTTP(S) proxy to use; path is ignored"},
337 {"no_proxy", OPT_NO_PROXY, 's',
338 "List of addresses of servers not to use HTTP(S) proxy for"},
339 {OPT_MORE_STR, 0, 0,
340 "Default from environment variable 'no_proxy', else 'NO_PROXY', else none"},
341 {"path", OPT_PATH, 's',
342 "HTTP path (aka CMP alias) at the CMP server. Default \"/\""},
343 {"msg_timeout", OPT_MSG_TIMEOUT, 'n',
344 "Timeout per CMP message round trip (or 0 for none). Default 120 seconds"},
345 {"total_timeout", OPT_TOTAL_TIMEOUT, 'n',
346 "Overall time an enrollment incl. polling may take. Default 0 = infinite"},
347
348 OPT_SECTION("Server authentication"),
349 {"trusted", OPT_TRUSTED, 's',
0d17c2f4 350 "Certificates to trust as chain roots when verifying signed CMP responses"},
8d9a4d83
DDO		 351 {OPT_MORE_STR, 0, 0, "unless -srvcert is given"},
352 {"untrusted", OPT_UNTRUSTED, 's',
8b22c283 353 "Intermediate CA certs for chain construction for CMP/TLS/enrolled certs"},
8d9a4d83 354 {"srvcert", OPT_SRVCERT, 's',
0d17c2f4 355 "Server cert to pin and trust directly when verifying signed CMP responses"},
8d9a4d83 356 {"recipient", OPT_RECIPIENT, 's',
87d20a96 357 "DN of CA. Default: subject of -srvcert, -issuer, issuer of -oldcert or -cert"},
8d9a4d83 358 {"expect_sender", OPT_EXPECT_SENDER, 's',
0d17c2f4 359 "DN of expected sender of responses. Defaults to subject of -srvcert, if any"},
8d9a4d83
DDO		 360 {"ignore_keyusage", OPT_IGNORE_KEYUSAGE, '-',
361 "Ignore CMP signer cert key usage, else 'digitalSignature' must be allowed"},
362 {"unprotected_errors", OPT_UNPROTECTED_ERRORS, '-',
363 "Accept missing or invalid protection of regular error messages and negative"},
364 {OPT_MORE_STR, 0, 0,
365 "certificate responses (ip/cp/kup), revocation responses (rp), and PKIConf"},
366 {OPT_MORE_STR, 0, 0,
367 "WARNING: This setting leads to behavior allowing violation of RFC 4210"},
368 {"extracertsout", OPT_EXTRACERTSOUT, 's',
369 "File to save extra certificates received in the extraCerts field"},
370 {"cacertsout", OPT_CACERTSOUT, 's',
371 "File to save CA certificates received in the caPubs field of 'ip' messages"},
372
373 OPT_SECTION("Client authentication"),
374 {"ref", OPT_REF, 's',
375 "Reference value to use as senderKID in case no -cert is given"},
376 {"secret", OPT_SECRET, 's',
377 "Password source for client authentication with a pre-shared key (secret)"},
378 {"cert", OPT_CERT, 's',
379 "Client's current certificate (needed unless using -secret for PBM);"},
380 {OPT_MORE_STR, 0, 0,
381 "any further certs included are appended in extraCerts field"},
382 {"key", OPT_KEY, 's', "Private key for the client's current certificate"},
383 {"keypass", OPT_KEYPASS, 's',
384 "Client private key (and cert and old cert file) pass phrase source"},
385 {"digest", OPT_DIGEST, 's',
386 "Digest to use in message protection and POPO signatures. Default \"sha256\""},
387 {"mac", OPT_MAC, 's',
388 "MAC algorithm to use in PBM-based message protection. Default \"hmac-sha1\""},
389 {"extracerts", OPT_EXTRACERTS, 's',
390 "Certificates to append in extraCerts field of outgoing messages"},
391 {"unprotected_requests", OPT_UNPROTECTED_REQUESTS, '-',
392 "Send messages without CMP-level protection"},
393
394 OPT_SECTION("Credentials format"),
395 {"certform", OPT_CERTFORM, 's',
396 "Format (PEM or DER) to use when saving a certificate to a file. Default PEM"},
397 {OPT_MORE_STR, 0, 0,
398 "This also determines format to use for writing (not supported for P12)"},
399 {"keyform", OPT_KEYFORM, 's',
400 "Format to assume when reading key files. Default PEM"},
401 {"certsform", OPT_CERTSFORM, 's',
402 "Format (PEM/DER/P12) to try first reading multiple certs. Default PEM"},
403 {"otherpass", OPT_OTHERPASS, 's',
404 "Pass phrase source potentially needed for loading certificates of others"},
405#ifndef OPENSSL_NO_ENGINE
406 {"engine", OPT_ENGINE, 's',
407 "Use crypto engine with given identifier, possibly a hardware device."},
408 {OPT_MORE_STR, 0, 0,
409 "Engines may be defined in OpenSSL config file engine section."},
410 {OPT_MORE_STR, 0, 0,
411 "Options like -key specifying keys held in the engine can give key IDs"},
412 {OPT_MORE_STR, 0, 0,
413 "prefixed by 'engine:', e.g. '-key engine:pkcs11:object=mykey;pin-value=1234'"},
414#endif
415 OPT_PROV_OPTIONS,
416
417 OPT_SECTION("TLS connection"),
418 {"tls_used", OPT_TLS_USED, '-',
419 "Enable using TLS (also when other TLS options are not set)"},
420 {"tls_cert", OPT_TLS_CERT, 's',
421 "Client's TLS certificate. May include chain to be provided to TLS server"},
422 {"tls_key", OPT_TLS_KEY, 's',
423 "Private key for the client's TLS certificate"},
424 {"tls_keypass", OPT_TLS_KEYPASS, 's',
425 "Pass phrase source for the client's private TLS key (and TLS cert file)"},
426 {"tls_extra", OPT_TLS_EXTRA, 's',
427 "Extra certificates to provide to TLS server during TLS handshake"},
428 {"tls_trusted", OPT_TLS_TRUSTED, 's',
429 "Trusted certificates to use for verifying the TLS server certificate;"},
430 {OPT_MORE_STR, 0, 0, "this implies host name validation"},
431 {"tls_host", OPT_TLS_HOST, 's',
432 "Address to be checked (rather than -server) during TLS host name validation"},
433
434 OPT_SECTION("Client-side debugging"),
435 {"batch", OPT_BATCH, '-',
436 "Do not interactively prompt for input when a password is required etc."},
437 {"repeat", OPT_REPEAT, 'n',
438 "Invoke the transaction the given number of times. Default 1"},
439 {"reqin", OPT_REQIN, 's', "Take sequence of CMP requests from file(s)"},
143be474
DDO		 440 {"reqin_new_tid", OPT_REQIN_NEW_TID, '-',
441 "Use fresh transactionID for CMP requests read from -reqin"},
8d9a4d83
DDO		 442 {"reqout", OPT_REQOUT, 's', "Save sequence of CMP requests to file(s)"},
443 {"rspin", OPT_RSPIN, 's',
444 "Process sequence of CMP responses provided in file(s), skipping server"},
445 {"rspout", OPT_RSPOUT, 's', "Save sequence of CMP responses to file(s)"},
446
447 {"use_mock_srv", OPT_USE_MOCK_SRV, '-', "Use mock server at API level, bypassing HTTP"},
448
449 OPT_SECTION("Mock server"),
450 {"port", OPT_PORT, 's', "Act as HTTP mock server listening on given port"},
451 {"max_msgs", OPT_MAX_MSGS, 'n',
452 "max number of messages handled by HTTP mock server. Default: 0 = unlimited"},
453
454 {"srv_ref", OPT_SRV_REF, 's',
455 "Reference value to use as senderKID of server in case no -srv_cert is given"},
456 {"srv_secret", OPT_SRV_SECRET, 's',
457 "Password source for server authentication with a pre-shared key (secret)"},
458 {"srv_cert", OPT_SRV_CERT, 's', "Certificate of the server"},
459 {"srv_key", OPT_SRV_KEY, 's',
460 "Private key used by the server for signing messages"},
461 {"srv_keypass", OPT_SRV_KEYPASS, 's',
462 "Server private key (and cert) file pass phrase source"},
463
464 {"srv_trusted", OPT_SRV_TRUSTED, 's',
465 "Trusted certificates for client authentication"},
466 {"srv_untrusted", OPT_SRV_UNTRUSTED, 's',
6b326fc3 467 "Intermediate certs that may be useful for verifying CMP protection"},
8d9a4d83
DDO		 468 {"rsp_cert", OPT_RSP_CERT, 's',
469 "Certificate to be returned as mock enrollment result"},
470 {"rsp_extracerts", OPT_RSP_EXTRACERTS, 's',
471 "Extra certificates to be included in mock certification responses"},
472 {"rsp_capubs", OPT_RSP_CAPUBS, 's',
473 "CA certificates to be included in mock ip response"},
474 {"poll_count", OPT_POLL_COUNT, 'n',
475 "Number of times the client must poll before receiving a certificate"},
476 {"check_after", OPT_CHECK_AFTER, 'n',
477 "The check_after value (time to wait) to include in poll response"},
478 {"grant_implicitconf", OPT_GRANT_IMPLICITCONF, '-',
479 "Grant implicit confirmation of newly enrolled certificate"},
480
481 {"pkistatus", OPT_PKISTATUS, 'n',
482 "PKIStatus to be included in server response. Possible values: 0..6"},
483 {"failure", OPT_FAILURE, 'n',
484 "A single failure info bit number to include in server response, 0..26"},
485 {"failurebits", OPT_FAILUREBITS, 'n',
486 "Number representing failure bits to include in server response, 0..2^27 - 1"},
487 {"statusstring", OPT_STATUSSTRING, 's',
488 "Status string to be included in server response"},
489 {"send_error", OPT_SEND_ERROR, '-',
490 "Force server to reply with error message"},
491 {"send_unprotected", OPT_SEND_UNPROTECTED, '-',
492 "Send response messages without CMP-level protection"},
493 {"send_unprot_err", OPT_SEND_UNPROT_ERR, '-',
494 "In case of negative responses, server shall send unprotected error messages,"},
495 {OPT_MORE_STR, 0, 0,
496 "certificate responses (ip/cp/kup), and revocation responses (rp)."},
497 {OPT_MORE_STR, 0, 0,
498 "WARNING: This setting leads to behavior violating RFC 4210"},
499 {"accept_unprotected", OPT_ACCEPT_UNPROTECTED, '-',
500 "Accept missing or invalid protection of requests"},
501 {"accept_unprot_err", OPT_ACCEPT_UNPROT_ERR, '-',
502 "Accept unprotected error messages from client"},
503 {"accept_raverified", OPT_ACCEPT_RAVERIFIED, '-',
504 "Accept RAVERIFIED as proof-of-possession (POPO)"},
505
506 OPT_V_OPTIONS,
507 {NULL}
508};
509
510typedef union {
511 char **txt;
512 int *num;
513 long *num_long;
514} varref;
515static varref cmp_vars[] = { /* must be in same order as enumerated above! */
516 {&opt_config}, {&opt_section},
517
518 {&opt_cmd_s}, {&opt_infotype_s}, {&opt_geninfo},
519
520 {&opt_newkey}, {&opt_newkeypass}, {&opt_subject}, {&opt_issuer},
521 {(char **)&opt_days}, {&opt_reqexts},
522 {&opt_sans}, {(char **)&opt_san_nodefault},
523 {&opt_policies}, {&opt_policy_oids}, {(char **)&opt_policy_oids_critical},
524 {(char **)&opt_popo}, {&opt_csr},
525 {&opt_out_trusted},
526 {(char **)&opt_implicit_confirm}, {(char **)&opt_disable_confirm},
527 {&opt_certout},
528
529 {&opt_oldcert}, {(char **)&opt_revreason},
530
531 {&opt_server}, {&opt_proxy}, {&opt_no_proxy}, {&opt_path},
532 {(char **)&opt_msg_timeout}, {(char **)&opt_total_timeout},
533
534 {&opt_trusted}, {&opt_untrusted}, {&opt_srvcert},
535 {&opt_recipient}, {&opt_expect_sender},
536 {(char **)&opt_ignore_keyusage}, {(char **)&opt_unprotected_errors},
537 {&opt_extracertsout}, {&opt_cacertsout},
538
539 {&opt_ref}, {&opt_secret}, {&opt_cert}, {&opt_key}, {&opt_keypass},
540 {&opt_digest}, {&opt_mac}, {&opt_extracerts},
541 {(char **)&opt_unprotected_requests},
542
543 {&opt_certform_s}, {&opt_keyform_s}, {&opt_certsform_s},
544 {&opt_otherpass},
545#ifndef OPENSSL_NO_ENGINE
546 {&opt_engine},
547#endif
548
549 {(char **)&opt_tls_used}, {&opt_tls_cert}, {&opt_tls_key},
550 {&opt_tls_keypass},
551 {&opt_tls_extra}, {&opt_tls_trusted}, {&opt_tls_host},
552
553 {(char **)&opt_batch}, {(char **)&opt_repeat},
143be474
DDO		 554 {&opt_reqin}, {(char **)&opt_reqin_new_tid},
555 {&opt_reqout}, {&opt_rspin}, {&opt_rspout},
8d9a4d83
DDO		 556
557 {(char **)&opt_use_mock_srv}, {&opt_port}, {(char **)&opt_max_msgs},
558 {&opt_srv_ref}, {&opt_srv_secret},
559 {&opt_srv_cert}, {&opt_srv_key}, {&opt_srv_keypass},
560 {&opt_srv_trusted}, {&opt_srv_untrusted},
561 {&opt_rsp_cert}, {&opt_rsp_extracerts}, {&opt_rsp_capubs},
562 {(char **)&opt_poll_count}, {(char **)&opt_check_after},
563 {(char **)&opt_grant_implicitconf},
564 {(char **)&opt_pkistatus}, {(char **)&opt_failure},
565 {(char **)&opt_failurebits}, {&opt_statusstring},
566 {(char **)&opt_send_error}, {(char **)&opt_send_unprotected},
567 {(char **)&opt_send_unprot_err}, {(char **)&opt_accept_unprotected},
568 {(char **)&opt_accept_unprot_err}, {(char **)&opt_accept_raverified},
569
570 {NULL}
571};
572
573#ifndef NDEBUG
574# define FUNC (strcmp(OPENSSL_FUNC, "(unknown function)") == 0 \
575 ? "CMP" : "OPENSSL_FUNC")
576# define PRINT_LOCATION(bio) BIO_printf(bio, "%s:%s:%d:", \
577 FUNC, OPENSSL_FILE, OPENSSL_LINE)
578#else
579# define PRINT_LOCATION(bio) ((void)0)
580#endif
581#define CMP_print(bio, prefix, msg, a1, a2, a3) \
582 (PRINT_LOCATION(bio), \
583 BIO_printf(bio, "CMP %s: " msg "\n", prefix, a1, a2, a3))
584#define CMP_INFO(msg, a1, a2, a3) CMP_print(bio_out, "info", msg, a1, a2, a3)
585#define CMP_info(msg) CMP_INFO(msg"%s%s%s", "", "", "")
586#define CMP_info1(msg, a1) CMP_INFO(msg"%s%s", a1, "", "")
587#define CMP_info2(msg, a1, a2) CMP_INFO(msg"%s", a1, a2, "")
588#define CMP_info3(msg, a1, a2, a3) CMP_INFO(msg, a1, a2, a3)
589#define CMP_WARN(m, a1, a2, a3) CMP_print(bio_out, "warning", m, a1, a2, a3)
590#define CMP_warn(msg) CMP_WARN(msg"%s%s%s", "", "", "")
591#define CMP_warn1(msg, a1) CMP_WARN(msg"%s%s", a1, "", "")
592#define CMP_warn2(msg, a1, a2) CMP_WARN(msg"%s", a1, a2, "")
593#define CMP_warn3(msg, a1, a2, a3) CMP_WARN(msg, a1, a2, a3)
594#define CMP_ERR(msg, a1, a2, a3) CMP_print(bio_err, "error", msg, a1, a2, a3)
595#define CMP_err(msg) CMP_ERR(msg"%s%s%s", "", "", "")
596#define CMP_err1(msg, a1) CMP_ERR(msg"%s%s", a1, "", "")
597#define CMP_err2(msg, a1, a2) CMP_ERR(msg"%s", a1, a2, "")
598#define CMP_err3(msg, a1, a2, a3) CMP_ERR(msg, a1, a2, a3)
599
600static int print_to_bio_out(const char *func, const char *file, int line,
601 OSSL_CMP_severity level, const char *msg)
602{
603 return OSSL_CMP_print_to_bio(bio_out, func, file, line, level, msg);
604}
605
606/* code duplicated from crypto/cmp/cmp_util.c */
607static int sk_X509_add1_cert(STACK_OF(X509) *sk, X509 *cert,
608 int no_dup, int prepend)
609{
610 if (no_dup) {
611 /*
612 * not using sk_X509_set_cmp_func() and sk_X509_find()
613 * because this re-orders the certs on the stack
614 */
615 int i;
616
617 for (i = 0; i < sk_X509_num(sk); i++) {
618 if (X509_cmp(sk_X509_value(sk, i), cert) == 0)
619 return 1;
620 }
621 }
622 if (!X509_up_ref(cert))
623 return 0;
624 if (!sk_X509_insert(sk, cert, prepend ? 0 : -1)) {
625 X509_free(cert);
626 return 0;
627 }
628 return 1;
629}
630
631/* code duplicated from crypto/cmp/cmp_util.c */
632static int sk_X509_add1_certs(STACK_OF(X509) *sk, STACK_OF(X509) *certs,
633 int no_self_signed, int no_dups, int prepend)
634/* compiler would allow 'const' for the list of certs, yet they are up-ref'ed */
635{
636 int i;
637
638 if (sk == NULL)
639 return 0;
640 if (certs == NULL)
641 return 1;
642 for (i = 0; i < sk_X509_num(certs); i++) {
643 X509 *cert = sk_X509_value(certs, i);
644
645 if (!no_self_signed || X509_check_issued(cert, cert) != X509_V_OK) {
646 if (!sk_X509_add1_cert(sk, cert, no_dups, prepend))
647 return 0;
648 }
649 }
650 return 1;
651}
652
653/* TODO potentially move to apps/lib/apps.c */
654static char *next_item(char *opt) /* in list separated by comma and/or space */
655{
656 /* advance to separator (comma or whitespace), if any */
657 while (*opt != ',' && !isspace(*opt) && *opt != '\0') {
658 if (*opt == '\\' && opt[1] != '\0')
659 /* skip and unescape '\' escaped char */
660 memmove(opt, opt + 1, strlen(opt));
661 opt++;
662 }
663 if (*opt != '\0') {
664 /* terminate current item */
665 *opt++ = '\0';
666 /* skip over any whitespace after separator */
667 while (isspace(*opt))
668 opt++;
669 }
670 return *opt == '\0' ? NULL : opt; /* NULL indicates end of input */
671}
672
673static EVP_PKEY *load_key_pwd(const char *uri, int format,
19765f5b 674 const char *pass, ENGINE *eng, const char *desc)
8d9a4d83
DDO		 675{
676 char *pass_string = get_passwd(pass, desc);
19765f5b 677 EVP_PKEY *pkey = load_key(uri, format, 0, pass_string, eng, desc);
8d9a4d83
DDO		 678
679 clear_free(pass_string);
680 return pkey;
681}
682
683static X509 *load_cert_pwd(const char *uri, const char *pass, const char *desc)
684{
685 X509 *cert;
686 char *pass_string = get_passwd(pass, desc);
687
688 cert = load_cert_pass(uri, 0, pass_string, desc);
689 clear_free(pass_string);
690 return cert;
691}
692
693/* TODO remove when PR #4930 is merged */
694static int load_pkcs12(BIO *in, const char *desc,
695 pem_password_cb *pem_cb, void *cb_data,
696 EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca)
697{
698 const char *pass;
699 char tpass[PEM_BUFSIZE];
700 int len;
701 int ret = 0;
702 PKCS12 *p12 = d2i_PKCS12_bio(in, NULL);
703
704 if (desc == NULL)
705 desc = "PKCS12 input";
706 if (p12 == NULL) {
707 BIO_printf(bio_err, "error loading PKCS12 file for %s\n", desc);
708 goto die;
709 }
710
711 /* See if an empty password will do */
712 if (PKCS12_verify_mac(p12, "", 0) || PKCS12_verify_mac(p12, NULL, 0)) {
713 pass = "";
714 } else {
715 if (pem_cb == NULL)
716 pem_cb = wrap_password_callback;
717 len = pem_cb(tpass, PEM_BUFSIZE, 0, cb_data);
718 if (len < 0) {
719 BIO_printf(bio_err, "passphrase callback error for %s\n", desc);
720 goto die;
721 }
722 if (len < PEM_BUFSIZE)
723 tpass[len] = 0;
724 if (!PKCS12_verify_mac(p12, tpass, len)) {
725 BIO_printf(bio_err,
726 "mac verify error (wrong password?) in PKCS12 file for %s\n",
727 desc);
728 goto die;
729 }
730 pass = tpass;
731 }
732 ret = PKCS12_parse(p12, pass, pkey, cert, ca);
733 die:
734 PKCS12_free(p12);
735 return ret;
736}
737
738/* TODO potentially move this and related functions to apps/lib/apps.c */
739static int adjust_format(const char **infile, int format, int engine_ok)
740{
741 if (!strncasecmp(*infile, "http://", 7)
742 || !strncasecmp(*infile, "https://", 8)) {
743 format = FORMAT_HTTP;
744 } else if (engine_ok && strncasecmp(*infile, "engine:", 7) == 0) {
745 *infile += 7;
746 format = FORMAT_ENGINE;
747 } else {
748 if (strncasecmp(*infile, "file:", 5) == 0)
749 *infile += 5;
750 /*
751 * the following is a heuristic whether first to try PEM or DER
752 * or PKCS12 as the input format for files
753 */
754 if (strlen(*infile) >= 4) {
755 const char *extension = *infile + strlen(*infile) - 4;
756
757 if (strncasecmp(extension, ".crt", 4) == 0
758 || strncasecmp(extension, ".pem", 4) == 0)
759 /* weak recognition of PEM format */
760 format = FORMAT_PEM;
761 else if (strncasecmp(extension, ".cer", 4) == 0
762 || strncasecmp(extension, ".der", 4) == 0)
763 /* weak recognition of DER format */
764 format = FORMAT_ASN1;
765 else if (strncasecmp(extension, ".p12", 4) == 0)
766 /* weak recognition of PKCS#12 format */
767 format = FORMAT_PKCS12;
768 /* else retain given format */
769 }
770 }
771 return format;
772}
773
774/*
775 * TODO potentially move this and related functions to apps/lib/
776 * or even better extend OSSL_STORE with type OSSL_STORE_INFO_CRL
777 */
778static X509_REQ *load_csr_autofmt(const char *infile, const char *desc)
779{
780 X509_REQ *csr;
781 BIO *bio_bak = bio_err;
782 int can_retry;
783 int format = adjust_format(&infile, FORMAT_PEM, 0);
784
785 can_retry = format == FORMAT_PEM || format == FORMAT_ASN1;
786 if (can_retry)
787 bio_err = NULL; /* do not show errors on more than one try */
788 csr = load_csr(infile, format, desc);
789 bio_err = bio_bak;
790 if (csr == NULL && can_retry) {
791 ERR_clear_error();
792 format = (format == FORMAT_PEM ? FORMAT_ASN1 : FORMAT_PEM);
793 csr = load_csr(infile, format, desc);
794 }
795 if (csr == NULL) {
796 ERR_print_errors(bio_err);
797 BIO_printf(bio_err, "error: unable to load %s from file '%s'\n", desc,
798 infile);
799 }
800 return csr;
801}
802
803/* TODO replace by calling generalized load_certs() when PR #4930 is merged */
804static int load_certs_preliminary(const char *file, STACK_OF(X509) **certs,
805 int format, const char *pass,
806 const char *desc)
807{
808 X509 *cert = NULL;
809 int ret = 0;
810
811 if (format == FORMAT_PKCS12) {
812 BIO *bio = bio_open_default(file, 'r', format);
813
814 if (bio != NULL) {
815 EVP_PKEY *pkey = NULL; /* pkey is needed until PR #4930 is merged */
816 PW_CB_DATA cb_data;
817
818 cb_data.password = pass;
819 cb_data.prompt_info = file;
820 ret = load_pkcs12(bio, desc, wrap_password_callback,
821 &cb_data, &pkey, &cert, certs);
822 EVP_PKEY_free(pkey);
823 BIO_free(bio);
824 }
825 } else if (format == FORMAT_ASN1) { /* load only one cert in this case */
826 CMP_warn1("can load only one certificate in DER format from %s", file);
827 cert = load_cert_pass(file, 0, pass, desc);
828 }
829 if (format == FORMAT_PKCS12 || format == FORMAT_ASN1) {
830 if (cert) {
831 if (*certs == NULL)
832 *certs = sk_X509_new_null();
833 if (*certs != NULL)
834 ret = sk_X509_insert(*certs, cert, 0);
835 else
836 X509_free(cert);
837 }
838 } else {
839 ret = load_certs(file, certs, format, pass, desc);
840 }
841 return ret;
842}
843
844static void warn_certs_expired(const char *file, STACK_OF(X509) **certs)
845{
846 int i, res;
847 X509 *cert;
848 char *subj;
849
850 for (i = 0; i < sk_X509_num(*certs); i++) {
851 cert = sk_X509_value(*certs, i);
852 res = X509_cmp_timeframe(vpm, X509_get0_notBefore(cert),
853 X509_get0_notAfter(cert));
854 if (res != 0) {
855 subj = X509_NAME_oneline(X509_get_subject_name(cert), NULL, 0);
856 CMP_warn3("certificate from '%s' with subject '%s' %s", file, subj,
857 res > 0 ? "has expired" : "not yet valid");
858 OPENSSL_free(subj);
859 }
860 }
861}
862
863/*
864 * TODO potentially move this and related functions to apps/lib/
865 * or even better extend OSSL_STORE with type OSSL_STORE_INFO_CERTS
866 */
867static int load_certs_autofmt(const char *infile, STACK_OF(X509) **certs,
868 int exclude_http, const char *pass,
869 const char *desc)
870{
871 int ret = 0;
872 char *pass_string;
873 BIO *bio_bak = bio_err;
874 int format = adjust_format(&infile, opt_certsform, 0);
875
876 if (exclude_http && format == FORMAT_HTTP) {
877 BIO_printf(bio_err, "error: HTTP retrieval not allowed for %s\n", desc);
878 return ret;
879 }
880 pass_string = get_passwd(pass, desc);
881 if (format != FORMAT_HTTP)
882 bio_err = NULL; /* do not show errors on more than one try */
883 ret = load_certs_preliminary(infile, certs, format, pass_string, desc);
884 bio_err = bio_bak;
885 if (!ret && format != FORMAT_HTTP) {
886 int format2 = format == FORMAT_PEM ? FORMAT_ASN1 : FORMAT_PEM;
887
888 ERR_clear_error();
889 ret = load_certs_preliminary(infile, certs, format2, pass_string, desc);
890 }
891 clear_free(pass_string);
892
893 if (ret)
894 warn_certs_expired(infile, certs);
895 return ret;
896}
897
898/* set expected host name/IP addr and clears the email addr in the given ts */
899static int truststore_set_host_etc(X509_STORE *ts, char *host)
900{
901 X509_VERIFY_PARAM *ts_vpm = X509_STORE_get0_param(ts);
902
903 /* first clear any host names, IP, and email addresses */
904 if (!X509_VERIFY_PARAM_set1_host(ts_vpm, NULL, 0)
905 || !X509_VERIFY_PARAM_set1_ip(ts_vpm, NULL, 0)
906 || !X509_VERIFY_PARAM_set1_email(ts_vpm, NULL, 0))
907 return 0;
908 X509_VERIFY_PARAM_set_hostflags(ts_vpm,
909 X509_CHECK_FLAG_ALWAYS_CHECK_SUBJECT |
910 X509_CHECK_FLAG_NO_PARTIAL_WILDCARDS);
911 return (host != NULL && X509_VERIFY_PARAM_set1_ip_asc(ts_vpm, host))
912 || X509_VERIFY_PARAM_set1_host(ts_vpm, host, 0);
913}
914
915static X509_STORE *sk_X509_to_store(X509_STORE *store /* may be NULL */,
916 const STACK_OF(X509) *certs /* may NULL */)
917{
918 int i;
919
920 if (store == NULL)
921 store = X509_STORE_new();
922 if (store == NULL)
923 return NULL;
924 for (i = 0; i < sk_X509_num(certs); i++) {
925 if (!X509_STORE_add_cert(store, sk_X509_value(certs, i))) {
926 X509_STORE_free(store);
927 return NULL;
928 }
929 }
930 return store;
931}
932
933/* write OSSL_CMP_MSG DER-encoded to the specified file name item */
934static int write_PKIMESSAGE(const OSSL_CMP_MSG *msg, char **filenames)
935{
936 char *file;
8d9a4d83
DDO		 937
938 if (msg == NULL || filenames == NULL) {
939 CMP_err("NULL arg to write_PKIMESSAGE");
940 return 0;
941 }
942 if (*filenames == NULL) {
943 CMP_err("Not enough file names provided for writing PKIMessage");
944 return 0;
945 }
946
947 file = *filenames;
948 *filenames = next_item(file);
1202de44 949 if (OSSL_CMP_MSG_write(file, msg) < 0) {
8d9a4d83 950 CMP_err1("Cannot write PKIMessage to file '%s'", file);
8d9a4d83
DDO		 951 return 0;
952 }
8d9a4d83
DDO		 953 return 1;
954}
955
956/* read DER-encoded OSSL_CMP_MSG from the specified file name item */
957static OSSL_CMP_MSG *read_PKIMESSAGE(char **filenames)
958{
959 char *file;
8d9a4d83
DDO		 960 OSSL_CMP_MSG *ret;
961
962 if (filenames == NULL) {
963 CMP_err("NULL arg to read_PKIMESSAGE");
964 return NULL;
965 }
966 if (*filenames == NULL) {
967 CMP_err("Not enough file names provided for reading PKIMessage");
968 return NULL;
969 }
970
971 file = *filenames;
972 *filenames = next_item(file);
fafa56a1
DDO		 973
974 ret = OSSL_CMP_MSG_read(file);
8d9a4d83
DDO		 975 if (ret == NULL)
976 CMP_err1("Cannot read PKIMessage from file '%s'", file);
8d9a4d83
DDO		 977 return ret;
978}
979
980/*-
981 * Sends the PKIMessage req and on success place the response in *res
982 * basically like OSSL_CMP_MSG_http_perform(), but in addition allows
983 * to dump the sequence of requests and responses to files and/or
984 * to take the sequence of requests and responses from files.
985 */
986static OSSL_CMP_MSG *read_write_req_resp(OSSL_CMP_CTX *ctx,
987 const OSSL_CMP_MSG *req)
988{
989 OSSL_CMP_MSG *req_new = NULL;
990 OSSL_CMP_MSG *res = NULL;
991 OSSL_CMP_PKIHEADER *hdr;
992
993 if (req != NULL && opt_reqout != NULL
994 && !write_PKIMESSAGE(req, &opt_reqout))
995 goto err;
143be474
DDO		 996 if (opt_reqin != NULL && opt_rspin == NULL) {
997 if ((req_new = read_PKIMESSAGE(&opt_reqin)) == NULL)
998 goto err;
999 /*-
1000 * The transaction ID in req_new read from opt_reqin may not be fresh.
1001 * In this case the server may complain "Transaction id already in use."
1002 * The following workaround unfortunately requires re-protection.
1003 */
1004 if (opt_reqin_new_tid
1005 && !OSSL_CMP_MSG_update_transactionID(ctx, req_new))
1006 goto err;
8d9a4d83
DDO		 1007 }
1008
1009 if (opt_rspin != NULL) {
1010 res = read_PKIMESSAGE(&opt_rspin);
1011 } else {
1012 const OSSL_CMP_MSG *actual_req = opt_reqin != NULL ? req_new : req;
1013
1014 res = opt_use_mock_srv
1015 ? OSSL_CMP_CTX_server_perform(ctx, actual_req)
1016 : OSSL_CMP_MSG_http_perform(ctx, actual_req);
1017 }
1018 if (res == NULL)
1019 goto err;
1020
1021 if (opt_reqin != NULL || opt_rspin != NULL) {
1022 /* need to satisfy nonce and transactionID checks */
1023 ASN1_OCTET_STRING *nonce;
1024 ASN1_OCTET_STRING *tid;
1025
1026 hdr = OSSL_CMP_MSG_get0_header(res);
1027 nonce = OSSL_CMP_HDR_get0_recipNonce(hdr);
1028 tid = OSSL_CMP_HDR_get0_transactionID(hdr);
1029 if (!OSSL_CMP_CTX_set1_senderNonce(ctx, nonce)
1030 || !OSSL_CMP_CTX_set1_transactionID(ctx, tid)) {
1031 OSSL_CMP_MSG_free(res);
1032 res = NULL;
1033 goto err;
1034 }
1035 }
1036
1037 if (opt_rspout != NULL && !write_PKIMESSAGE(res, &opt_rspout)) {
1038 OSSL_CMP_MSG_free(res);
1039 res = NULL;
1040 }
1041
1042 err:
1043 OSSL_CMP_MSG_free(req_new);
1044 return res;
1045}
1046
1047/*
1048 * parse string as integer value, not allowing trailing garbage, see also
1049 * https://www.gnu.org/software/libc/manual/html_node/Parsing-of-Integers.html
1050 *
1051 * returns integer value, or INT_MIN on error
1052 */
1053static int atoint(const char *str)
1054{
1055 char *tailptr;
1056 long res = strtol(str, &tailptr, 10);
1057
1058 if ((*tailptr != '\0') || (res < INT_MIN) || (res > INT_MAX))
1059 return INT_MIN;
1060 else
1061 return (int)res;
1062}
1063
1064static int parse_addr(char **opt_string, int port, const char *name)
1065{
1066 char *port_string;
1067
1068 if (strncasecmp(*opt_string, OSSL_HTTP_PREFIX,
1069 strlen(OSSL_HTTP_PREFIX)) == 0) {
1070 *opt_string += strlen(OSSL_HTTP_PREFIX);
1071 } else if (strncasecmp(*opt_string, OSSL_HTTPS_PREFIX,
1072 strlen(OSSL_HTTPS_PREFIX)) == 0) {
1073 *opt_string += strlen(OSSL_HTTPS_PREFIX);
1074 if (port == 0)
1075 port = 443; /* == integer value of OSSL_HTTPS_PORT */
1076 }
1077
1078 if ((port_string = strrchr(*opt_string, ':')) == NULL)
1079 return port; /* using default */
1080 *(port_string++) = '\0';
1081 port = atoint(port_string);
1082 if ((port <= 0) || (port > 65535)) {
1083 CMP_err2("invalid %s port '%s' given, sane range 1-65535",
1084 name, port_string);
1085 return -1;
1086 }
1087 return port;
1088}
1089
1090static int set1_store_parameters(X509_STORE *ts)
1091{
1092 if (ts == NULL)
1093 return 0;
1094
1095 /* copy vpm to store */
1096 if (!X509_STORE_set1_param(ts, vpm /* may be NULL */)) {
1097 BIO_printf(bio_err, "error setting verification parameters\n");
1098 OSSL_CMP_CTX_print_errors(cmp_ctx);
1099 return 0;
1100 }
1101
1102 X509_STORE_set_verify_cb(ts, X509_STORE_CTX_print_verify_cb);
1103
1104 return 1;
1105}
1106
1107static int set_name(const char *str,
1108 int (*set_fn) (OSSL_CMP_CTX *ctx, const X509_NAME *name),
1109 OSSL_CMP_CTX *ctx, const char *desc)
1110{
1111 if (str != NULL) {
1112 X509_NAME *n = parse_name(str, MBSTRING_ASC, 0);
1113
1114 if (n == NULL) {
1115 CMP_err2("cannot parse %s DN '%s'", desc, str);
1116 return 0;
1117 }
1118 if (!(*set_fn) (ctx, n)) {
1119 X509_NAME_free(n);
1120 CMP_err("out of memory");
1121 return 0;
1122 }
1123 X509_NAME_free(n);
1124 }
1125 return 1;
1126}
1127
1128static int set_gennames(OSSL_CMP_CTX *ctx, char *names, const char *desc)
1129{
1130 char *next;
1131
1132 for (; names != NULL; names = next) {
1133 GENERAL_NAME *n;
1134
1135 next = next_item(names);
1136 if (strcmp(names, "critical") == 0) {
1137 (void)OSSL_CMP_CTX_set_option(ctx,
1138 OSSL_CMP_OPT_SUBJECTALTNAME_CRITICAL,
1139 1);
1140 continue;
1141 }
1142
1143 /* try IP address first, then URI or domain name */
1144 (void)ERR_set_mark();
1145 n = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_IPADD, names, 0);
1146 if (n == NULL)
1147 n = a2i_GENERAL_NAME(NULL, NULL, NULL,
1148 strchr(names, ':') != NULL ? GEN_URI : GEN_DNS,
1149 names, 0);
1150 (void)ERR_pop_to_mark();
1151
1152 if (n == NULL) {
1153 CMP_err2("bad syntax of %s '%s'", desc, names);
1154 return 0;
1155 }
1156 if (!OSSL_CMP_CTX_push1_subjectAltName(ctx, n)) {
1157 GENERAL_NAME_free(n);
1158 CMP_err("out of memory");
1159 return 0;
1160 }
1161 GENERAL_NAME_free(n);
1162 }
1163 return 1;
1164}
1165
1166/* TODO potentially move to apps/lib/apps.c */
1167/*
1168 * create cert store structure with certificates read from given file(s)
1169 * returns pointer to created X509_STORE on success, NULL on error
1170 */
1171static X509_STORE *load_certstore(char *input, const char *desc)
1172{
1173 X509_STORE *store = NULL;
1174 STACK_OF(X509) *certs = NULL;
1175
1176 if (input == NULL)
1177 goto err;
1178
1179 while (input != NULL) {
1180 char *next = next_item(input); \
1181
1182 if (!load_certs_autofmt(input, &certs, 1, opt_otherpass, desc)
1183 || !(store = sk_X509_to_store(store, certs))) {
1184 /* CMP_err("out of memory"); */
1185 X509_STORE_free(store);
1186 store = NULL;
1187 goto err;
1188 }
1189 sk_X509_pop_free(certs, X509_free);
1190 certs = NULL;
1191 input = next;
1192 }
1193 err:
1194 sk_X509_pop_free(certs, X509_free);
1195 return store;
1196}
1197
1198/* TODO potentially move to apps/lib/apps.c */
1199static STACK_OF(X509) *load_certs_multifile(char *files,
1200 const char *pass, const char *desc)
1201{
1202 STACK_OF(X509) *certs = NULL;
1203 STACK_OF(X509) *result = sk_X509_new_null();
1204
1205 if (files == NULL)
1206 goto err;
1207 if (result == NULL)
1208 goto oom;
1209
1210 while (files != NULL) {
1211 char *next = next_item(files);
1212
1213 if (!load_certs_autofmt(files, &certs, 0, pass, desc))
1214 goto err;
1215 if (!sk_X509_add1_certs(result, certs, 0, 1 /* no dups */, 0))
1216 goto oom;
1217 sk_X509_pop_free(certs, X509_free);
1218 certs = NULL;
1219 files = next;
1220 }
1221 return result;
1222
1223 oom:
1224 BIO_printf(bio_err, "out of memory\n");
1225 err:
1226 sk_X509_pop_free(certs, X509_free);
1227 sk_X509_pop_free(result, X509_free);
1228 return NULL;
1229}
1230
1231typedef int (*add_X509_stack_fn_t)(void *ctx, const STACK_OF(X509) *certs);
1232typedef int (*add_X509_fn_t)(void *ctx, const X509 *cert);
1233
1234static int setup_certs(char *files, const char *desc, void *ctx,
1235 add_X509_stack_fn_t addn_fn, add_X509_fn_t add1_fn)
1236{
1237 int ret = 1;
1238
1239 if (files != NULL) {
1240 STACK_OF(X509) *certs = load_certs_multifile(files, opt_otherpass,
1241 desc);
1242 if (certs == NULL) {
1243 ret = 0;
1244 } else {
1245 if (addn_fn != NULL) {
1246 ret = (*addn_fn)(ctx, certs);
1247 } else {
1248 int i;
1249
1250 for (i = 0; i < sk_X509_num(certs /* may be NULL */); i++)
1251 ret &= (*add1_fn)(ctx, sk_X509_value(certs, i));
1252 }
1253 sk_X509_pop_free(certs, X509_free);
1254 }
1255 }
1256 return ret;
1257}
1258
1259
1260/*
1261 * parse and transform some options, checking their syntax.
1262 * Returns 1 on success, 0 on error
1263 */
1264static int transform_opts(void)
1265{
1266 if (opt_cmd_s != NULL) {
1267 if (!strcmp(opt_cmd_s, "ir")) {
1268 opt_cmd = CMP_IR;
1269 } else if (!strcmp(opt_cmd_s, "kur")) {
1270 opt_cmd = CMP_KUR;
1271 } else if (!strcmp(opt_cmd_s, "cr")) {
1272 opt_cmd = CMP_CR;
1273 } else if (!strcmp(opt_cmd_s, "p10cr")) {
1274 opt_cmd = CMP_P10CR;
1275 } else if (!strcmp(opt_cmd_s, "rr")) {
1276 opt_cmd = CMP_RR;
1277 } else if (!strcmp(opt_cmd_s, "genm")) {
1278 opt_cmd = CMP_GENM;
1279 } else {
1280 CMP_err1("unknown cmp command '%s'", opt_cmd_s);
1281 return 0;
1282 }
1283 } else {
1284 CMP_err("no cmp command to execute");
1285 return 0;
1286 }
1287
1288#ifdef OPENSSL_NO_ENGINE
1289# define FORMAT_OPTIONS (OPT_FMT_PEMDER | OPT_FMT_PKCS12 | OPT_FMT_ENGINE)
1290#else
1291# define FORMAT_OPTIONS (OPT_FMT_PEMDER | OPT_FMT_PKCS12)
1292#endif
1293
1294 if (opt_keyform_s != NULL
1295 && !opt_format(opt_keyform_s, FORMAT_OPTIONS, &opt_keyform)) {
1296 CMP_err("unknown option given for key loading format");
1297 return 0;
1298 }
1299
1300#undef FORMAT_OPTIONS
1301
1302 if (opt_certform_s != NULL
1303 && !opt_format(opt_certform_s, OPT_FMT_PEMDER, &opt_certform)) {
1304 CMP_err("unknown option given for certificate storing format");
1305 return 0;
1306 }
1307
1308 if (opt_certsform_s != NULL
1309 && !opt_format(opt_certsform_s, OPT_FMT_PEMDER | OPT_FMT_PKCS12,
1310 &opt_certsform)) {
1311 CMP_err("unknown option given for certificate list loading format");
1312 return 0;
1313 }
1314
1315 return 1;
1316}
1317
19765f5b 1318static OSSL_CMP_SRV_CTX *setup_srv_ctx(ENGINE *engine)
8d9a4d83
DDO		 1319{
1320 OSSL_CMP_CTX *ctx; /* extra CMP (client) ctx partly used by server */
1321 OSSL_CMP_SRV_CTX *srv_ctx = ossl_cmp_mock_srv_new();
1322
1323 if (srv_ctx == NULL)
1324 return NULL;
1325 ctx = OSSL_CMP_SRV_CTX_get0_cmp_ctx(srv_ctx);
1326
1327 if (opt_srv_ref == NULL) {
1328 if (opt_srv_cert == NULL) {
1329 /* opt_srv_cert should determine the sender */
1330 CMP_err("must give -srv_ref for server if no -srv_cert given");
1331 goto err;
1332 }
1333 } else {
1334 if (!OSSL_CMP_CTX_set1_referenceValue(ctx, (unsigned char *)opt_srv_ref,
1335 strlen(opt_srv_ref)))
1336 goto err;
1337 }
1338
1339 if (opt_srv_secret != NULL) {
1340 int res;
1341 char *pass_str = get_passwd(opt_srv_secret, "PBMAC secret of server");
1342
1343 if (pass_str != NULL) {
1344 cleanse(opt_srv_secret);
1345 res = OSSL_CMP_CTX_set1_secretValue(ctx, (unsigned char *)pass_str,
1346 strlen(pass_str));
1347 clear_free(pass_str);
1348 if (res == 0)
1349 goto err;
1350 }
1351 } else if (opt_srv_cert == NULL) {
1352 CMP_err("server credentials must be given if -use_mock_srv or -port is used");
1353 goto err;
1354 } else {
1355 CMP_warn("server will not be able to handle PBM-protected requests since -srv_secret is not given");
1356 }
1357
1358 if (opt_srv_secret == NULL
1359 && ((opt_srv_cert == NULL) != (opt_srv_key == NULL))) {
1360 CMP_err("must give both -srv_cert and -srv_key options or neither");
1361 goto err;
1362 }
1363 if (opt_srv_cert != NULL) {
1364 X509 *srv_cert = load_cert_pwd(opt_srv_cert, opt_srv_keypass,
1365 "certificate of the server");
63f1883d
DDO		 1366
1367 if (srv_cert == NULL || !OSSL_CMP_CTX_set1_cert(ctx, srv_cert)) {
8d9a4d83
DDO		 1368 X509_free(srv_cert);
1369 goto err;
1370 }
1371 X509_free(srv_cert);
1372 }
1373 if (opt_srv_key != NULL) {
1374 EVP_PKEY *pkey = load_key_pwd(opt_srv_key, opt_keyform,
1375 opt_srv_keypass,
19765f5b 1376 engine, "private key for server cert");
8d9a4d83
DDO		 1377
1378 if (pkey == NULL || !OSSL_CMP_CTX_set1_pkey(ctx, pkey)) {
1379 EVP_PKEY_free(pkey);
1380 goto err;
1381 }
1382 EVP_PKEY_free(pkey);
1383 }
1384 cleanse(opt_srv_keypass);
1385
1386 if (opt_srv_trusted != NULL) {
1387 X509_STORE *ts =
1388 load_certstore(opt_srv_trusted, "certificates trusted by server");
1389
1390 if (ts == NULL)
1391 goto err;
1392 if (!set1_store_parameters(ts)
1393 || !truststore_set_host_etc(ts, NULL)
1394 || !OSSL_CMP_CTX_set0_trustedStore(ctx, ts)) {
1395 X509_STORE_free(ts);
1396 goto err;
1397 }
1398 } else {
1399 CMP_warn("server will not be able to handle signature-protected requests since -srv_trusted is not given");
1400 }
1401 if (!setup_certs(opt_srv_untrusted, "untrusted certificates", ctx,
1402 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_untrusted_certs,
1403 NULL))
1404 goto err;
1405
1406 if (opt_rsp_cert == NULL) {
1407 CMP_err("must give -rsp_cert for mock server");
1408 goto err;
1409 } else {
1410 X509 *cert = load_cert_pwd(opt_rsp_cert, opt_keypass,
1411 "cert to be returned by the mock server");
1412
1413 if (cert == NULL)
1414 goto err;
1415 /* from server perspective the server is the client */
1416 if (!ossl_cmp_mock_srv_set1_certOut(srv_ctx, cert)) {
1417 X509_free(cert);
1418 goto err;
1419 }
1420 X509_free(cert);
1421 }
1422 /* TODO find a cleaner solution not requiring type casts */
1423 if (!setup_certs(opt_rsp_extracerts,
1424 "CMP extra certificates for mock server", srv_ctx,
1425 (add_X509_stack_fn_t)ossl_cmp_mock_srv_set1_chainOut,
1426 NULL))
1427 goto err;
1428 if (!setup_certs(opt_rsp_capubs, "caPubs for mock server", srv_ctx,
1429 (add_X509_stack_fn_t)ossl_cmp_mock_srv_set1_caPubsOut,
1430 NULL))
1431 goto err;
1432 (void)ossl_cmp_mock_srv_set_pollCount(srv_ctx, opt_poll_count);
1433 (void)ossl_cmp_mock_srv_set_checkAfterTime(srv_ctx, opt_check_after);
1434 if (opt_grant_implicitconf)
1435 (void)OSSL_CMP_SRV_CTX_set_grant_implicit_confirm(srv_ctx, 1);
1436
1437 if (opt_failure != INT_MIN) { /* option has been set explicity */
1438 if (opt_failure < 0 || OSSL_CMP_PKIFAILUREINFO_MAX < opt_failure) {
1439 CMP_err1("-failure out of range, should be >= 0 and <= %d",
1440 OSSL_CMP_PKIFAILUREINFO_MAX);
1441 goto err;
1442 }
1443 if (opt_failurebits != 0)
1444 CMP_warn("-failurebits overrides -failure");
1445 else
1446 opt_failurebits = 1 << opt_failure;
1447 }
1448 if ((unsigned)opt_failurebits > OSSL_CMP_PKIFAILUREINFO_MAX_BIT_PATTERN) {
1449 CMP_err("-failurebits out of range");
1450 goto err;
1451 }
1452 if (!ossl_cmp_mock_srv_set_statusInfo(srv_ctx, opt_pkistatus,
1453 opt_failurebits, opt_statusstring))
1454 goto err;
1455
1456 if (opt_send_error)
1457 (void)ossl_cmp_mock_srv_set_send_error(srv_ctx, 1);
1458
1459 if (opt_send_unprotected)
1460 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_SEND, 1);
1461 if (opt_send_unprot_err)
1462 (void)OSSL_CMP_SRV_CTX_set_send_unprotected_errors(srv_ctx, 1);
1463 if (opt_accept_unprotected)
1464 (void)OSSL_CMP_SRV_CTX_set_accept_unprotected(srv_ctx, 1);
1465 if (opt_accept_unprot_err)
1466 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_ERRORS, 1);
1467 if (opt_accept_raverified)
1468 (void)OSSL_CMP_SRV_CTX_set_accept_raverified(srv_ctx, 1);
1469
1470 return srv_ctx;
1471
1472 err:
1473 ossl_cmp_mock_srv_free(srv_ctx);
1474 return NULL;
1475}
1476
1477/*
1478 * set up verification aspects of OSSL_CMP_CTX w.r.t. opts from config file/CLI.
1479 * Returns pointer on success, NULL on error
1480 */
1481static int setup_verification_ctx(OSSL_CMP_CTX *ctx)
1482{
1483 if (!setup_certs(opt_untrusted, "untrusted certificates", ctx,
1484 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_untrusted_certs,
1485 NULL))
1486 goto err;
1487
1488 if (opt_srvcert != NULL || opt_trusted != NULL) {
1489 X509_STORE *ts = NULL;
1490
1491 if (opt_srvcert != NULL) {
1492 X509 *srvcert;
1493
1494 if (opt_trusted != NULL) {
1495 CMP_warn("-trusted option is ignored since -srvcert option is present");
1496 opt_trusted = NULL;
1497 }
1498 if (opt_recipient != NULL) {
1499 CMP_warn("-recipient option is ignored since -srvcert option is present");
1500 opt_recipient = NULL;
1501 }
1502 srvcert = load_cert_pwd(opt_srvcert, opt_otherpass,
1503 "directly trusted CMP server certificate");
1504 if (srvcert == NULL)
1505 /*
1506 * opt_otherpass is needed in case
1507 * opt_srvcert is an encrypted PKCS#12 file
1508 */
1509 goto err;
1510 if (!OSSL_CMP_CTX_set1_srvCert(ctx, srvcert)) {
1511 X509_free(srvcert);
1512 goto oom;
1513 }
1514 X509_free(srvcert);
1515 if ((ts = X509_STORE_new()) == NULL)
1516 goto oom;
1517 }
1518 if (opt_trusted != NULL
1519 && (ts = load_certstore(opt_trusted, "trusted certificates"))
1520 == NULL)
1521 goto err;
1522 if (!set1_store_parameters(ts) /* also copies vpm */
1523 /*
1524 * clear any expected host/ip/email address;
1525 * opt_expect_sender is used instead
1526 */
1527 || !truststore_set_host_etc(ts, NULL)
1528 || !OSSL_CMP_CTX_set0_trustedStore(ctx, ts)) {
1529 X509_STORE_free(ts);
1530 goto oom;
1531 }
1532 }
1533
1534 if (opt_ignore_keyusage)
1535 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_IGNORE_KEYUSAGE, 1);
1536
1537 if (opt_unprotected_errors)
1538 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_ERRORS, 1);
1539
1540 if (opt_out_trusted != NULL) { /* for use in OSSL_CMP_certConf_cb() */
1541 X509_VERIFY_PARAM *out_vpm = NULL;
1542 X509_STORE *out_trusted =
1543 load_certstore(opt_out_trusted,
1544 "trusted certs for verifying newly enrolled cert");
1545
1546 if (out_trusted == NULL)
1547 goto err;
1548 /* any -verify_hostname, -verify_ip, and -verify_email apply here */
1549 if (!set1_store_parameters(out_trusted))
1550 goto oom;
1551 /* ignore any -attime here, new certs are current anyway */
1552 out_vpm = X509_STORE_get0_param(out_trusted);
1553 X509_VERIFY_PARAM_clear_flags(out_vpm, X509_V_FLAG_USE_CHECK_TIME);
1554
1555 (void)OSSL_CMP_CTX_set_certConf_cb_arg(ctx, out_trusted);
1556 }
1557
1558 if (opt_disable_confirm)
1559 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_DISABLE_CONFIRM, 1);
1560
1561 if (opt_implicit_confirm)
1562 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_IMPLICIT_CONFIRM, 1);
1563
1564 (void)OSSL_CMP_CTX_set_certConf_cb(ctx, OSSL_CMP_certConf_cb);
1565
1566 return 1;
1567
1568 oom:
1569 CMP_err("out of memory");
1570 err:
1571 return 0;
1572}
1573
1574#ifndef OPENSSL_NO_SOCK
1575/*
1576 * set up ssl_ctx for the OSSL_CMP_CTX based on options from config file/CLI.
1577 * Returns pointer on success, NULL on error
1578 */
19765f5b 1579static SSL_CTX *setup_ssl_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83
DDO		 1580{
1581 STACK_OF(X509) *untrusted_certs = OSSL_CMP_CTX_get0_untrusted_certs(ctx);
1582 EVP_PKEY *pkey = NULL;
1583 X509_STORE *trust_store = NULL;
1584 SSL_CTX *ssl_ctx;
1585 int i;
1586
1587 ssl_ctx = SSL_CTX_new(TLS_client_method());
1588 if (ssl_ctx == NULL)
1589 return NULL;
1590
1591 SSL_CTX_set_mode(ssl_ctx, SSL_MODE_AUTO_RETRY);
1592
1593 if (opt_tls_trusted != NULL) {
1594 if ((trust_store = load_certstore(opt_tls_trusted,
1595 "trusted TLS certificates")) == NULL)
1596 goto err;
1597 SSL_CTX_set_cert_store(ssl_ctx, trust_store);
1598 /* for improved diagnostics on SSL_CTX_build_cert_chain() errors: */
1599 X509_STORE_set_verify_cb(trust_store, X509_STORE_CTX_print_verify_cb);
1600 }
1601
1602 if (opt_tls_cert != NULL && opt_tls_key != NULL) {
1603 X509 *cert;
1604 STACK_OF(X509) *certs = NULL;
1605
1606 if (!load_certs_autofmt(opt_tls_cert, &certs, 0, opt_tls_keypass,
1607 "TLS client certificate (optionally with chain)"))
1608 /*
1609 * opt_tls_keypass is needed in case opt_tls_cert is an encrypted
1610 * PKCS#12 file
1611 */
1612 goto err;
1613
1614 cert = sk_X509_delete(certs, 0);
1615 if (cert == NULL || SSL_CTX_use_certificate(ssl_ctx, cert) <= 0) {
1616 CMP_err1("unable to use client TLS certificate file '%s'",
1617 opt_tls_cert);
1618 X509_free(cert);
1619 sk_X509_pop_free(certs, X509_free);
1620 goto err;
1621 }
1622 X509_free(cert); /* we do not need the handle any more */
1623
1624 /*
1625 * Any further certs and any untrusted certs are used for constructing
8b22c283 1626 * the chain to be provided with the TLS client cert to the TLS server.
8d9a4d83
DDO		 1627 */
1628 if (!SSL_CTX_set0_chain(ssl_ctx, certs)) {
1629 CMP_err("could not set TLS client cert chain");
1630 sk_X509_pop_free(certs, X509_free);
1631 goto err;
1632 }
1633 for (i = 0; i < sk_X509_num(untrusted_certs); i++) {
1634 cert = sk_X509_value(untrusted_certs, i);
1635 if (!SSL_CTX_add1_chain_cert(ssl_ctx, cert)) {
1636 CMP_err("could not add untrusted cert to TLS client cert chain");
1637 goto err;
1638 }
1639 }
1640 if (!SSL_CTX_build_cert_chain(ssl_ctx,
1641 SSL_BUILD_CHAIN_FLAG_UNTRUSTED |
1642 SSL_BUILD_CHAIN_FLAG_NO_ROOT)) {
1643 CMP_warn("could not build cert chain for own TLS cert");
1644 OSSL_CMP_CTX_print_errors(ctx);
1645 }
1646
1647 /* If present we append to the list also the certs from opt_tls_extra */
1648 if (opt_tls_extra != NULL) {
1649 STACK_OF(X509) *tls_extra = load_certs_multifile(opt_tls_extra,
1650 opt_otherpass,
1651 "extra certificates for TLS");
1652 int res = 1;
1653
1654 if (tls_extra == NULL)
1655 goto err;
1656 for (i = 0; i < sk_X509_num(tls_extra); i++) {
1657 cert = sk_X509_value(tls_extra, i);
1658 if (res != 0)
1659 res = SSL_CTX_add_extra_chain_cert(ssl_ctx, cert);
1660 if (res == 0)
1661 X509_free(cert);
1662 }
1663 sk_X509_free(tls_extra);
1664 if (res == 0) {
1665 BIO_printf(bio_err, "error: unable to add TLS extra certs\n");
1666 goto err;
1667 }
1668 }
1669
1670 pkey = load_key_pwd(opt_tls_key, opt_keyform, opt_tls_keypass,
19765f5b 1671 engine, "TLS client private key");
8d9a4d83
DDO		 1672 cleanse(opt_tls_keypass);
1673 if (pkey == NULL)
1674 goto err;
1675 /*
1676 * verify the key matches the cert,
1677 * not using SSL_CTX_check_private_key(ssl_ctx)
1678 * because it gives poor and sometimes misleading diagnostics
1679 */
1680 if (!X509_check_private_key(SSL_CTX_get0_certificate(ssl_ctx),
1681 pkey)) {
1682 CMP_err2("TLS private key '%s' does not match the TLS certificate '%s'\n",
1683 opt_tls_key, opt_tls_cert);
1684 EVP_PKEY_free(pkey);
1685 pkey = NULL; /* otherwise, for some reason double free! */
1686 goto err;
1687 }
1688 if (SSL_CTX_use_PrivateKey(ssl_ctx, pkey) <= 0) {
1689 CMP_err1("unable to use TLS client private key '%s'", opt_tls_key);
1690 EVP_PKEY_free(pkey);
1691 pkey = NULL; /* otherwise, for some reason double free! */
1692 goto err;
1693 }
1694 EVP_PKEY_free(pkey); /* we do not need the handle any more */
1695 }
1696 if (opt_tls_trusted != NULL) {
1697 /* enable and parameterize server hostname/IP address check */
1698 if (!truststore_set_host_etc(trust_store,
1699 opt_tls_host != NULL ?
1700 opt_tls_host : opt_server))
1701 /* TODO: is the server host name correct for TLS via proxy? */
1702 goto err;
1703 SSL_CTX_set_verify(ssl_ctx, SSL_VERIFY_PEER, NULL);
1704 }
1705 return ssl_ctx;
1706 err:
1707 SSL_CTX_free(ssl_ctx);
1708 return NULL;
1709}
1710#endif
1711
1712/*
1713 * set up protection aspects of OSSL_CMP_CTX based on options from config
1714 * file/CLI while parsing options and checking their consistency.
1715 * Returns 1 on success, 0 on error
1716 */
19765f5b 1717static int setup_protection_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83
DDO		 1718{
1719 if (!opt_unprotected_requests && opt_secret == NULL && opt_cert == NULL) {
1720 CMP_err("must give client credentials unless -unprotected_requests is set");
1721 goto err;
1722 }
1723
1724 if (opt_ref == NULL && opt_cert == NULL && opt_subject == NULL) {
1725 /* cert or subject should determine the sender */
1726 CMP_err("must give -ref if no -cert and no -subject given");
1727 goto err;
1728 }
1729 if (!opt_secret && ((opt_cert == NULL) != (opt_key == NULL))) {
1730 CMP_err("must give both -cert and -key options or neither");
1731 goto err;
1732 }
1733 if (opt_secret != NULL) {
1734 char *pass_string = get_passwd(opt_secret, "PBMAC");
1735 int res;
1736
1737 if (pass_string != NULL) {
1738 cleanse(opt_secret);
1739 res = OSSL_CMP_CTX_set1_secretValue(ctx,
1740 (unsigned char *)pass_string,
1741 strlen(pass_string));
1742 clear_free(pass_string);
1743 if (res == 0)
1744 goto err;
1745 }
1746 if (opt_cert != NULL || opt_key != NULL)
1747 CMP_warn("no signature-based protection used since -secret is given");
1748 }
1749 if (opt_ref != NULL
1750 && !OSSL_CMP_CTX_set1_referenceValue(ctx, (unsigned char *)opt_ref,
1751 strlen(opt_ref)))
1752 goto err;
1753
1754 if (opt_key != NULL) {
19765f5b 1755 EVP_PKEY *pkey = load_key_pwd(opt_key, opt_keyform, opt_keypass, engine,
8d9a4d83
DDO		 1756 "private key for CMP client certificate");
1757
1758 if (pkey == NULL || !OSSL_CMP_CTX_set1_pkey(ctx, pkey)) {
1759 EVP_PKEY_free(pkey);
1760 goto err;
1761 }
1762 EVP_PKEY_free(pkey);
1763 }
1764 if (opt_secret == NULL && opt_srvcert == NULL && opt_trusted == NULL) {
1765 CMP_err("missing -secret or -srvcert or -trusted");
1766 goto err;
1767 }
1768
1769 if (opt_cert != NULL) {
63f1883d 1770 X509 *cert;
8d9a4d83
DDO		 1771 STACK_OF(X509) *certs = NULL;
1772 int ok;
1773
1774 if (!load_certs_autofmt(opt_cert, &certs, 0, opt_keypass,
1775 "CMP client certificate (and optionally extra certs)"))
1776 /* opt_keypass is needed if opt_cert is an encrypted PKCS#12 file */
1777 goto err;
1778
63f1883d
DDO		 1779 cert = sk_X509_delete(certs, 0);
1780 if (cert == NULL) {
8d9a4d83
DDO		 1781 CMP_err("no client certificate found");
1782 sk_X509_pop_free(certs, X509_free);
1783 goto err;
1784 }
63f1883d
DDO		 1785 ok = OSSL_CMP_CTX_set1_cert(ctx, cert);
1786 X509_free(cert);
8d9a4d83
DDO		 1787
1788 if (ok) {
1789 /* add any remaining certs to the list of untrusted certs */
1790 STACK_OF(X509) *untrusted = OSSL_CMP_CTX_get0_untrusted_certs(ctx);
1791 ok = untrusted != NULL ?
1792 sk_X509_add1_certs(untrusted, certs, 0, 1 /* no dups */, 0) :
1793 OSSL_CMP_CTX_set1_untrusted_certs(ctx, certs);
1794 }
1795 sk_X509_pop_free(certs, X509_free);
1796 if (!ok)
1797 goto oom;
1798 }
1799
1800 if (!setup_certs(opt_extracerts, "extra certificates for CMP", ctx,
1801 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_extraCertsOut,
1802 NULL))
1803 goto err;
1804 cleanse(opt_otherpass);
1805
1806 if (opt_unprotected_requests)
1807 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_SEND, 1);
1808
1809 if (opt_digest != NULL) {
1810 int digest = OBJ_ln2nid(opt_digest);
1811
1812 if (digest == NID_undef) {
1813 CMP_err1("digest algorithm name not recognized: '%s'", opt_digest);
1814 goto err;
1815 }
1816 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_DIGEST_ALGNID, digest);
1817 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_OWF_ALGNID, digest);
1818 }
1819
1820 if (opt_mac != NULL) {
1821 int mac = OBJ_ln2nid(opt_mac);
1822 if (mac == NID_undef) {
1823 CMP_err1("MAC algorithm name not recognized: '%s'", opt_mac);
1824 goto err;
1825 }
1826 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_MAC_ALGNID, mac);
1827 }
1828 return 1;
1829
1830 oom:
1831 CMP_err("out of memory");
1832 err:
1833 return 0;
1834}
1835
1836/*
1837 * set up IR/CR/KUR/CertConf/RR specific parts of the OSSL_CMP_CTX
1838 * based on options from config file/CLI.
1839 * Returns pointer on success, NULL on error
1840 */
19765f5b 1841static int setup_request_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83
DDO		 1842{
1843 if (opt_subject == NULL && opt_oldcert == NULL && opt_cert == NULL)
1844 CMP_warn("no -subject given, neither -oldcert nor -cert available as default");
1845 if (!set_name(opt_subject, OSSL_CMP_CTX_set1_subjectName, ctx, "subject")
1846 || !set_name(opt_issuer, OSSL_CMP_CTX_set1_issuer, ctx, "issuer"))
1847 goto err;
1848
1849 if (opt_newkey != NULL) {
1850 const char *file = opt_newkey;
1851 const int format = opt_keyform;
1852 const char *pass = opt_newkeypass;
1853 const char *desc = "new private or public key for cert to be enrolled";
19765f5b 1854 EVP_PKEY *pkey = load_key_pwd(file, format, pass, engine, NULL);
8d9a4d83
DDO		 1855 int priv = 1;
1856
1857 if (pkey == NULL) {
1858 ERR_clear_error();
19765f5b 1859 pkey = load_pubkey(file, format, 0, pass, engine, desc);
8d9a4d83
DDO		 1860 priv = 0;
1861 }
1862 cleanse(opt_newkeypass);
1863 if (pkey == NULL || !OSSL_CMP_CTX_set0_newPkey(ctx, priv, pkey)) {
1864 EVP_PKEY_free(pkey);
1865 goto err;
1866 }
1867 }
1868
11baa470
DDO		 1869 if (opt_days > 0
1870 && !OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_VALIDITY_DAYS,
1871 opt_days)) {
1872 CMP_err("could to set requested cert validity period");
1873 goto err;
1874 }
8d9a4d83
DDO		 1875
1876 if (opt_policies != NULL && opt_policy_oids != NULL) {
1877 CMP_err("cannot have policies both via -policies and via -policy_oids");
1878 goto err;
1879 }
1880
1881 if (opt_reqexts != NULL || opt_policies != NULL) {
1882 X509V3_CTX ext_ctx;
1883 X509_EXTENSIONS *exts = sk_X509_EXTENSION_new_null();
1884
1885 if (exts == NULL)
1886 goto err;
1887 X509V3_set_ctx(&ext_ctx, NULL, NULL, NULL, NULL, 0);
1888 X509V3_set_nconf(&ext_ctx, conf);
1889 if (opt_reqexts != NULL
1890 && !X509V3_EXT_add_nconf_sk(conf, &ext_ctx, opt_reqexts, &exts)) {
1891 CMP_err1("cannot load certificate request extension section '%s'",
1892 opt_reqexts);
1893 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
1894 goto err;
1895 }
1896 if (opt_policies != NULL
1897 && !X509V3_EXT_add_nconf_sk(conf, &ext_ctx, opt_policies, &exts)) {
1898 CMP_err1("cannot load policy cert request extension section '%s'",
1899 opt_policies);
1900 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
1901 goto err;
1902 }
1903 OSSL_CMP_CTX_set0_reqExtensions(ctx, exts);
1904 }
1905 if (OSSL_CMP_CTX_reqExtensions_have_SAN(ctx) && opt_sans != NULL) {
1906 CMP_err("cannot have Subject Alternative Names both via -reqexts and via -sans");
1907 goto err;
1908 }
1909
1910 if (!set_gennames(ctx, opt_sans, "Subject Alternative Name"))
1911 goto err;
1912
1913 if (opt_san_nodefault) {
1914 if (opt_sans != NULL)
1915 CMP_warn("-opt_san_nodefault has no effect when -sans is used");
1916 (void)OSSL_CMP_CTX_set_option(ctx,
1917 OSSL_CMP_OPT_SUBJECTALTNAME_NODEFAULT, 1);
1918 }
1919
1920 if (opt_policy_oids_critical) {
1921 if (opt_policy_oids == NULL)
1922 CMP_warn("-opt_policy_oids_critical has no effect unless -policy_oids is given");
1923 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_POLICIES_CRITICAL, 1);
1924 }
1925
1926 while (opt_policy_oids != NULL) {
1927 ASN1_OBJECT *policy;
1928 POLICYINFO *pinfo;
1929 char *next = next_item(opt_policy_oids);
1930
1931 if ((policy = OBJ_txt2obj(opt_policy_oids, 1)) == 0) {
1932 CMP_err1("unknown policy OID '%s'", opt_policy_oids);
1933 goto err;
1934 }
1935
1936 if ((pinfo = POLICYINFO_new()) == NULL) {
1937 ASN1_OBJECT_free(policy);
1938 goto err;
1939 }
1940 pinfo->policyid = policy;
1941
1942 if (!OSSL_CMP_CTX_push0_policy(ctx, pinfo)) {
1943 CMP_err1("cannot add policy with OID '%s'", opt_policy_oids);
1944 POLICYINFO_free(pinfo);
1945 goto err;
1946 }
1947 opt_policy_oids = next;
1948 }
1949
1950 if (opt_popo >= OSSL_CRMF_POPO_NONE)
1951 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_POPO_METHOD, opt_popo);
1952
1953 if (opt_csr != NULL) {
1954 if (opt_cmd != CMP_P10CR) {
1955 CMP_warn("-csr option is ignored for command other than p10cr");
1956 } else {
1957 X509_REQ *csr =
1958 load_csr_autofmt(opt_csr, "PKCS#10 CSR for p10cr");
1959
1960 if (csr == NULL)
1961 goto err;
1962 if (!OSSL_CMP_CTX_set1_p10CSR(ctx, csr)) {
1963 X509_REQ_free(csr);
1964 goto oom;
1965 }
1966 X509_REQ_free(csr);
1967 }
1968 }
1969
1970 if (opt_oldcert != NULL) {
1971 X509 *oldcert = load_cert_pwd(opt_oldcert, opt_keypass,
1972 "certificate to be updated/revoked");
1973 /* opt_keypass is needed if opt_oldcert is an encrypted PKCS#12 file */
1974
1975 if (oldcert == NULL)
1976 goto err;
1977 if (!OSSL_CMP_CTX_set1_oldCert(ctx, oldcert)) {
1978 X509_free(oldcert);
1979 goto oom;
1980 }
1981 X509_free(oldcert);
1982 }
1983 cleanse(opt_keypass);
1984 if (opt_revreason > CRL_REASON_NONE)
1985 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_REVOCATION_REASON,
1986 opt_revreason);
1987
1988 return 1;
1989
1990 oom:
1991 CMP_err("out of memory");
1992 err:
1993 return 0;
1994}
1995
1996static int handle_opt_geninfo(OSSL_CMP_CTX *ctx)
1997{
1998 long value;
1999 ASN1_OBJECT *type;
2000 ASN1_INTEGER *aint;
2001 ASN1_TYPE *val;
2002 OSSL_CMP_ITAV *itav;
2003 char *endstr;
2004 char *valptr = strchr(opt_geninfo, ':');
2005
2006 if (valptr == NULL) {
2007 CMP_err("missing ':' in -geninfo option");
2008 return 0;
2009 }
2010 valptr[0] = '\0';
2011 valptr++;
2012
2013 if (strncasecmp(valptr, "int:", 4) != 0) {
2014 CMP_err("missing 'int:' in -geninfo option");
2015 return 0;
2016 }
2017 valptr += 4;
2018
2019 value = strtol(valptr, &endstr, 10);
2020 if (endstr == valptr || *endstr != '\0') {
2021 CMP_err("cannot parse int in -geninfo option");
2022 return 0;
2023 }
2024
2025 type = OBJ_txt2obj(opt_geninfo, 1);
2026 if (type == NULL) {
2027 CMP_err("cannot parse OID in -geninfo option");
2028 return 0;
2029 }
2030
33c41876 2031 if ((aint = ASN1_INTEGER_new()) == NULL)
8d9a4d83
DDO		 2032 goto oom;
2033
2034 val = ASN1_TYPE_new();
33c41876 2035 if (!ASN1_INTEGER_set(aint, value) || val == NULL) {
8d9a4d83
DDO		 2036 ASN1_INTEGER_free(aint);
2037 goto oom;
2038 }
2039 ASN1_TYPE_set(val, V_ASN1_INTEGER, aint);
2040 itav = OSSL_CMP_ITAV_create(type, val);
2041 if (itav == NULL) {
2042 ASN1_TYPE_free(val);
2043 goto oom;
2044 }
2045
2046 if (!OSSL_CMP_CTX_push0_geninfo_ITAV(ctx, itav)) {
2047 OSSL_CMP_ITAV_free(itav);
2048 return 0;
2049 }
2050 return 1;
2051
2052 oom:
33c41876 2053 ASN1_OBJECT_free(type);
8d9a4d83
DDO		 2054 CMP_err("out of memory");
2055 return 0;
2056}
2057
2058
2059/*
2060 * set up the client-side OSSL_CMP_CTX based on options from config file/CLI
2061 * while parsing options and checking their consistency.
2062 * Prints reason for error to bio_err.
2063 * Returns 1 on success, 0 on error
2064 */
19765f5b 2065static int setup_client_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83
DDO		 2066{
2067 int ret = 0;
2068 char server_buf[200] = { '\0' };
2069 char proxy_buf[200] = { '\0' };
2070 char *proxy_host = NULL;
2071 char *proxy_port_str = NULL;
2072
2073 if (opt_server == NULL) {
2074 CMP_err("missing server address[:port]");
2075 goto err;
2076 } else if ((server_port =
2077 parse_addr(&opt_server, server_port, "server")) < 0) {
2078 goto err;
2079 }
2080 if (server_port != 0)
2081 BIO_snprintf(server_port_s, sizeof(server_port_s), "%d", server_port);
2082 if (!OSSL_CMP_CTX_set1_server(ctx, opt_server)
2083 || !OSSL_CMP_CTX_set_serverPort(ctx, server_port)
2084 || !OSSL_CMP_CTX_set1_serverPath(ctx, opt_path))
2085 goto oom;
2086 if (opt_proxy != NULL && !OSSL_CMP_CTX_set1_proxy(ctx, opt_proxy))
2087 goto oom;
50e09788
DDO		 2088 if (opt_no_proxy != NULL && !OSSL_CMP_CTX_set1_no_proxy(ctx, opt_no_proxy))
2089 goto oom;
8d9a4d83
DDO		 2090 (void)BIO_snprintf(server_buf, sizeof(server_buf), "http%s://%s%s%s/%s",
2091 opt_tls_used ? "s" : "", opt_server,
2092 server_port == 0 ? "" : ":", server_port_s,
5a2ba207 2093 opt_path == NULL ? "" :
8d9a4d83
DDO		 2094 opt_path[0] == '/' ? opt_path + 1 : opt_path);
2095
2096 if (opt_proxy != NULL)
2097 (void)BIO_snprintf(proxy_buf, sizeof(proxy_buf), " via %s", opt_proxy);
2098 CMP_info2("will contact %s%s", server_buf, proxy_buf);
2099
2100 if (!transform_opts())
2101 goto err;
2102
2103 if (opt_cmd == CMP_IR || opt_cmd == CMP_CR || opt_cmd == CMP_KUR) {
2104 if (opt_newkey == NULL && opt_key == NULL && opt_csr == NULL) {
2105 CMP_err("missing -newkey (or -key) to be certified");
2106 goto err;
2107 }
2108 if (opt_certout == NULL) {
2109 CMP_err("-certout not given, nowhere to save certificate");
2110 goto err;
2111 }
2112 }
2113 if (opt_cmd == CMP_KUR) {
2114 char *ref_cert = opt_oldcert != NULL ? opt_oldcert : opt_cert;
2115
2116 if (ref_cert == NULL) {
2117 CMP_err("missing -oldcert option for certificate to be updated");
2118 goto err;
2119 }
2120 if (opt_subject != NULL)
2121 CMP_warn2("-subject '%s' given, which overrides the subject of '%s' in KUR",
2122 opt_subject, ref_cert);
2123 }
2124 if (opt_cmd == CMP_RR && opt_oldcert == NULL) {
2125 CMP_err("missing certificate to be revoked");
2126 goto err;
2127 }
2128 if (opt_cmd == CMP_P10CR && opt_csr == NULL) {
2129 CMP_err("missing PKCS#10 CSR for p10cr");
2130 goto err;
2131 }
2132
2133 if (opt_recipient == NULL && opt_srvcert == NULL && opt_issuer == NULL
2134 && opt_oldcert == NULL && opt_cert == NULL)
2135 CMP_warn("missing -recipient, -srvcert, -issuer, -oldcert or -cert; recipient will be set to \"NULL-DN\"");
2136
2137 if (opt_infotype_s != NULL) {
2138 char id_buf[100] = "id-it-";
2139
2140 strncat(id_buf, opt_infotype_s, sizeof(id_buf) - strlen(id_buf) - 1);
2141 if ((opt_infotype = OBJ_sn2nid(id_buf)) == NID_undef) {
2142 CMP_err("unknown OID name in -infotype option");
2143 goto err;
2144 }
2145 }
2146
2147 if (!setup_verification_ctx(ctx))
2148 goto err;
2149
2150 if (opt_msg_timeout >= 0) /* must do this before setup_ssl_ctx() */
2151 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_MSG_TIMEOUT,
2152 opt_msg_timeout);
2153 if (opt_total_timeout >= 0)
2154 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_TOTAL_TIMEOUT,
2155 opt_total_timeout);
2156
143be474
DDO		 2157 if (opt_reqin != NULL && opt_rspin != NULL)
2158 CMP_warn("-reqin is ignored since -rspin is present");
2159 if (opt_reqin_new_tid && opt_reqin == NULL)
2160 CMP_warn("-reqin_new_tid is ignored since -reqin is not present");
8d9a4d83
DDO		 2161 if (opt_reqin != NULL || opt_reqout != NULL
2162 || opt_rspin != NULL || opt_rspout != NULL || opt_use_mock_srv)
2163 (void)OSSL_CMP_CTX_set_transfer_cb(ctx, read_write_req_resp);
2164
2165 if ((opt_tls_cert != NULL || opt_tls_key != NULL
2166 || opt_tls_keypass != NULL || opt_tls_extra != NULL
2167 || opt_tls_trusted != NULL || opt_tls_host != NULL)
2168 && !opt_tls_used)
2169 CMP_warn("TLS options(s) given but not -tls_used");
2170 if (opt_tls_used) {
2171#ifdef OPENSSL_NO_SOCK
2172 BIO_printf(bio_err, "Cannot use TLS - sockets not supported\n");
2173 goto err;
2174#else
2175 APP_HTTP_TLS_INFO *info;
2176
2177 if (opt_tls_cert != NULL
2178 || opt_tls_key != NULL || opt_tls_keypass != NULL) {
2179 if (opt_tls_key == NULL) {
2180 CMP_err("missing -tls_key option");
2181 goto err;
2182 } else if (opt_tls_cert == NULL) {
2183 CMP_err("missing -tls_cert option");
2184 goto err;
2185 }
2186 }
2187 if (opt_use_mock_srv) {
2188 CMP_err("cannot use TLS options together with -use_mock_srv");
2189 goto err;
2190 }
2191 if ((info = OPENSSL_zalloc(sizeof(*info))) == NULL)
2192 goto err;
2193 (void)OSSL_CMP_CTX_set_http_cb_arg(ctx, info);
2194 /* info will be freed along with CMP ctx */
2195 info->server = opt_server;
2196 info->port = server_port_s;
2197 info->use_proxy = opt_proxy != NULL;
2198 info->timeout = OSSL_CMP_CTX_get_option(ctx, OSSL_CMP_OPT_MSG_TIMEOUT);
19765f5b 2199 info->ssl_ctx = setup_ssl_ctx(ctx, engine);
8d9a4d83
DDO		 2200 if (info->ssl_ctx == NULL)
2201 goto err;
2202 (void)OSSL_CMP_CTX_set_http_cb(ctx, app_http_tls_cb);
2203#endif
2204 }
2205
19765f5b 2206 if (!setup_protection_ctx(ctx, engine))
8d9a4d83
DDO		 2207 goto err;
2208
19765f5b 2209 if (!setup_request_ctx(ctx, engine))
8d9a4d83
DDO		 2210 goto err;
2211
2212 if (!set_name(opt_recipient, OSSL_CMP_CTX_set1_recipient, ctx, "recipient")
2213 || !set_name(opt_expect_sender, OSSL_CMP_CTX_set1_expected_sender,
2214 ctx, "expected sender"))
7e998a0f 2215 goto err;
8d9a4d83
DDO		 2216
2217 if (opt_geninfo != NULL && !handle_opt_geninfo(ctx))
2218 goto err;
2219
2220 ret = 1;
2221
2222 err:
2223 OPENSSL_free(proxy_host);
2224 OPENSSL_free(proxy_port_str);
2225 return ret;
2226 oom:
2227 CMP_err("out of memory");
2228 goto err;
2229}
2230
2231/*
2232 * write out the given certificate to the output specified by bio.
2233 * Depending on options use either PEM or DER format.
2234 * Returns 1 on success, 0 on error
2235 */
2236static int write_cert(BIO *bio, X509 *cert)
2237{
2238 if ((opt_certform == FORMAT_PEM && PEM_write_bio_X509(bio, cert))
2239 || (opt_certform == FORMAT_ASN1 && i2d_X509_bio(bio, cert)))
2240 return 1;
2241 if (opt_certform != FORMAT_PEM && opt_certform != FORMAT_ASN1)
2242 BIO_printf(bio_err,
2243 "error: unsupported type '%s' for writing certificates\n",
2244 opt_certform_s);
2245 return 0;
2246}
2247
2248/*
2249 * writes out a stack of certs to the given file.
2250 * Depending on options use either PEM or DER format,
2251 * where DER does not make much sense for writing more than one cert!
2252 * Returns number of written certificates on success, 0 on error.
2253 */
2254static int save_certs(OSSL_CMP_CTX *ctx,
2255 STACK_OF(X509) *certs, char *destFile, char *desc)
2256{
2257 BIO *bio = NULL;
2258 int i;
2259 int n = sk_X509_num(certs);
2260
2261 CMP_info3("received %d %s certificate(s), saving to file '%s'",
2262 n, desc, destFile);
2263 if (n > 1 && opt_certform != FORMAT_PEM)
2264 CMP_warn("saving more than one certificate in non-PEM format");
2265
2266 if (destFile == NULL || (bio = BIO_new(BIO_s_file())) == NULL
2267 || !BIO_write_filename(bio, (char *)destFile)) {
2268 CMP_err1("could not open file '%s' for writing", destFile);
2269 n = -1;
2270 goto err;
2271 }
2272
2273 for (i = 0; i < n; i++) {
2274 if (!write_cert(bio, sk_X509_value(certs, i))) {
2275 CMP_err1("cannot write certificate to file '%s'", destFile);
2276 n = -1;
2277 goto err;
2278 }
2279 }
2280
2281 err:
2282 BIO_free(bio);
2283 return n;
2284}
2285
2286static void print_itavs(STACK_OF(OSSL_CMP_ITAV) *itavs)
2287{
2288 OSSL_CMP_ITAV *itav = NULL;
2289 char buf[128];
2290 int i;
2291 int n = sk_OSSL_CMP_ITAV_num(itavs); /* itavs == NULL leads to 0 */
2292
2293 if (n == 0) {
2294 CMP_info("genp contains no ITAV");
2295 return;
2296 }
2297
2298 for (i = 0; i < n; i++) {
2299 itav = sk_OSSL_CMP_ITAV_value(itavs, i);
2300 OBJ_obj2txt(buf, 128, OSSL_CMP_ITAV_get0_type(itav), 0);
2301 CMP_info1("genp contains ITAV of type: %s", buf);
2302 }
2303}
2304
2305static char opt_item[SECTION_NAME_MAX + 1];
2306/* get previous name from a comma-separated list of names */
2307static const char *prev_item(const char *opt, const char *end)
2308{
2309 const char *beg;
2310 size_t len;
2311
2312 if (end == opt)
2313 return NULL;
2314 beg = end;
2315 while (beg != opt && beg[-1] != ',' && !isspace(beg[-1]))
2316 beg--;
2317 len = end - beg;
2318 if (len > SECTION_NAME_MAX)
2319 len = SECTION_NAME_MAX;
2320 strncpy(opt_item, beg, len);
2321 opt_item[SECTION_NAME_MAX] = '\0'; /* avoid gcc v8 O3 stringop-truncation */
2322 opt_item[len] = '\0';
2323 if (len > SECTION_NAME_MAX)
2324 CMP_warn2("using only first %d characters of section name starting with \"%s\"",
2325 SECTION_NAME_MAX, opt_item);
2326 while (beg != opt && (beg[-1] == ',' || isspace(beg[-1])))
2327 beg--;
2328 return beg;
2329}
2330
2331/* get str value for name from a comma-separated hierarchy of config sections */
2332static char *conf_get_string(const CONF *src_conf, const char *groups,
2333 const char *name)
2334{
2335 char *res = NULL;
2336 const char *end = groups + strlen(groups);
2337
2338 while ((end = prev_item(groups, end)) != NULL) {
2339 if ((res = NCONF_get_string(src_conf, opt_item, name)) != NULL)
2340 return res;
2341 }
2342 return res;
2343}
2344
2345/* get long val for name from a comma-separated hierarchy of config sections */
2346static int conf_get_number_e(const CONF *conf_, const char *groups,
2347 const char *name, long *result)
2348{
2349 char *str = conf_get_string(conf_, groups, name);
2350 char *tailptr;
2351 long res;
2352
2353 if (str == NULL || *str == '\0')
2354 return 0;
2355
2356 res = strtol(str, &tailptr, 10);
2357 if (res == LONG_MIN || res == LONG_MAX || *tailptr != '\0')
2358 return 0;
2359
2360 *result = res;
2361 return 1;
2362}
2363
2364/*
2365 * use the command line option table to read values from the CMP section
2366 * of openssl.cnf. Defaults are taken from the config file, they can be
2367 * overwritten on the command line.
2368 */
2369static int read_config(void)
2370{
2371 unsigned int i;
2372 long num = 0;
2373 char *txt = NULL;
2374 const OPTIONS *opt;
2375 int provider_option;
2376 int verification_option;
2377
2378 /*
2379 * starting with offset OPT_SECTION because OPT_CONFIG and OPT_SECTION would
2380 * not make sense within the config file. They have already been handled.
2381 */
2382 for (i = OPT_SECTION - OPT_HELP, opt = &cmp_options[OPT_SECTION];
2383 opt->name; i++, opt++) {
2384 if (!strcmp(opt->name, OPT_SECTION_STR)
2385 || !strcmp(opt->name, OPT_MORE_STR)) {
2386 i--;
2387 continue;
2388 }
2389 provider_option = (OPT_PROV__FIRST <= opt->retval
2390 && opt->retval < OPT_PROV__LAST);
2391 verification_option = (OPT_V__FIRST <= opt->retval
2392 && opt->retval < OPT_V__LAST);
2393 if (provider_option || verification_option)
2394 i--;
2395 if (cmp_vars[i].txt == NULL) {
2396 CMP_err1("internal: cmp_vars array too short, i=%d", i);
2397 return 0;
2398 }
2399 switch (opt->valtype) {
2400 case '-':
2401 case 'n':
2402 case 'l':
2403 if (!conf_get_number_e(conf, opt_section, opt->name, &num)) {
2404 ERR_clear_error();
2405 continue; /* option not provided */
2406 }
2407 break;
2408 /*
2409 * do not use '<' in cmp_options. Incorrect treatment
2410 * somewhere in args_verify() can wrongly set badarg = 1
2411 */
2412 case '<':
2413 case 's':
2414 case 'M':
2415 txt = conf_get_string(conf, opt_section, opt->name);
2416 if (txt == NULL) {
2417 ERR_clear_error();
2418 continue; /* option not provided */
2419 }
2420 break;
2421 default:
2422 CMP_err2("internal: unsupported type '%c' for option '%s'",
2423 opt->valtype, opt->name);
2424 return 0;
2425 break;
2426 }
2427 if (provider_option || verification_option) {
2428 int conf_argc = 1;
2429 char *conf_argv[3];
2430 char arg1[82];
2431
2432 BIO_snprintf(arg1, 81, "-%s", (char *)opt->name);
2433 conf_argv[0] = prog;
2434 conf_argv[1] = arg1;
2435 if (opt->valtype == '-') {
2436 if (num != 0)
2437 conf_argc = 2;
2438 } else {
2439 conf_argc = 3;
2440 conf_argv[2] = conf_get_string(conf, opt_section, opt->name);
2441 /* not NULL */
2442 }
2443 if (conf_argc > 1) {
2444 (void)opt_init(conf_argc, conf_argv, cmp_options);
2445
2446 if (provider_option
2447 ? !opt_provider(opt_next())
2448 : !opt_verify(opt_next(), vpm)) {
2449 CMP_err2("for option '%s' in config file section '%s'",
2450 opt->name, opt_section);
2451 return 0;
2452 }
2453 }
2454 } else {
2455 switch (opt->valtype) {
2456 case '-':
2457 case 'n':
2458 if (num < INT_MIN || INT_MAX < num) {
2459 BIO_printf(bio_err,
2460 "integer value out of range for option '%s'\n",
2461 opt->name);
2462 return 0;
2463 }
2464 *cmp_vars[i].num = (int)num;
2465 break;
2466 case 'l':
2467 *cmp_vars[i].num_long = num;
2468 break;
2469 default:
2470 if (txt != NULL && txt[0] == '\0')
2471 txt = NULL; /* reset option on empty string input */
2472 *cmp_vars[i].txt = txt;
2473 break;
2474 }
2475 }
2476 }
2477
2478 return 1;
2479}
2480
2481static char *opt_str(char *opt)
2482{
2483 char *arg = opt_arg();
2484
2485 if (arg[0] == '\0') {
2486 CMP_warn1("argument of -%s option is empty string, resetting option",
2487 opt);
2488 arg = NULL;
2489 } else if (arg[0] == '-') {
2490 CMP_warn1("argument of -%s option starts with hyphen", opt);
2491 }
2492 return arg;
2493}
2494
2495static int opt_nat(void)
2496{
2497 int result = -1;
2498
2499 if (opt_int(opt_arg(), &result) && result < 0)
2500 BIO_printf(bio_err, "error: argument '%s' must not be negative\n",
2501 opt_arg());
2502 return result;
2503}
2504
2505/* returns 1 on success, 0 on error, -1 on -help (i.e., stop with success) */
2506static int get_opts(int argc, char **argv)
2507{
2508 OPTION_CHOICE o;
2509
2510 prog = opt_init(argc, argv, cmp_options);
2511
2512 while ((o = opt_next()) != OPT_EOF) {
2513 switch (o) {
2514 case OPT_EOF:
2515 case OPT_ERR:
2516 goto opt_err;
2517 case OPT_HELP:
2518 opt_help(cmp_options);
2519 return -1;
2520 case OPT_CONFIG: /* has already been handled */
2521 break;
2522 case OPT_SECTION: /* has already been handled */
2523 break;
2524 case OPT_SERVER:
2525 opt_server = opt_str("server");
2526 break;
2527 case OPT_PROXY:
2528 opt_proxy = opt_str("proxy");
2529 break;
2530 case OPT_NO_PROXY:
2531 opt_no_proxy = opt_str("no_proxy");
2532 break;
2533 case OPT_PATH:
2534 opt_path = opt_str("path");
2535 break;
2536 case OPT_MSG_TIMEOUT:
2537 if ((opt_msg_timeout = opt_nat()) < 0)
2538 goto opt_err;
2539 break;
2540 case OPT_TOTAL_TIMEOUT:
2541 if ((opt_total_timeout = opt_nat()) < 0)
2542 goto opt_err;
2543 break;
2544 case OPT_TLS_USED:
2545 opt_tls_used = 1;
2546 break;
2547 case OPT_TLS_CERT:
2548 opt_tls_cert = opt_str("tls_cert");
2549 break;
2550 case OPT_TLS_KEY:
2551 opt_tls_key = opt_str("tls_key");
2552 break;
2553 case OPT_TLS_KEYPASS:
2554 opt_tls_keypass = opt_str("tls_keypass");
2555 break;
2556 case OPT_TLS_EXTRA:
2557 opt_tls_extra = opt_str("tls_extra");
2558 break;
2559 case OPT_TLS_TRUSTED:
2560 opt_tls_trusted = opt_str("tls_trusted");
2561 break;
2562 case OPT_TLS_HOST:
2563 opt_tls_host = opt_str("tls_host");
2564 break;
2565 case OPT_REF:
2566 opt_ref = opt_str("ref");
2567 break;
2568 case OPT_SECRET:
2569 opt_secret = opt_str("secret");
2570 break;
2571 case OPT_CERT:
2572 opt_cert = opt_str("cert");
2573 break;
2574 case OPT_KEY:
2575 opt_key = opt_str("key");
2576 break;
2577 case OPT_KEYPASS:
2578 opt_keypass = opt_str("keypass");
2579 break;
2580 case OPT_DIGEST:
2581 opt_digest = opt_str("digest");
2582 break;
2583 case OPT_MAC:
2584 opt_mac = opt_str("mac");
2585 break;
2586 case OPT_EXTRACERTS:
2587 opt_extracerts = opt_str("extracerts");
2588 break;
2589 case OPT_UNPROTECTED_REQUESTS:
2590 opt_unprotected_requests = 1;
2591 break;
2592
2593 case OPT_TRUSTED:
2594 opt_trusted = opt_str("trusted");
2595 break;
2596 case OPT_UNTRUSTED:
2597 opt_untrusted = opt_str("untrusted");
2598 break;
2599 case OPT_SRVCERT:
2600 opt_srvcert = opt_str("srvcert");
2601 break;
2602 case OPT_RECIPIENT:
2603 opt_recipient = opt_str("recipient");
2604 break;
2605 case OPT_EXPECT_SENDER:
2606 opt_expect_sender = opt_str("expect_sender");
2607 break;
2608 case OPT_IGNORE_KEYUSAGE:
2609 opt_ignore_keyusage = 1;
2610 break;
2611 case OPT_UNPROTECTED_ERRORS:
2612 opt_unprotected_errors = 1;
2613 break;
2614 case OPT_EXTRACERTSOUT:
2615 opt_extracertsout = opt_str("extracertsout");
2616 break;
2617 case OPT_CACERTSOUT:
2618 opt_cacertsout = opt_str("cacertsout");
2619 break;
2620
2621 case OPT_V_CASES:
2622 if (!opt_verify(o, vpm))
2623 goto opt_err;
2624 break;
2625 case OPT_CMD:
2626 opt_cmd_s = opt_str("cmd");
2627 break;
2628 case OPT_INFOTYPE:
2629 opt_infotype_s = opt_str("infotype");
2630 break;
2631 case OPT_GENINFO:
2632 opt_geninfo = opt_str("geninfo");
2633 break;
2634
2635 case OPT_NEWKEY:
2636 opt_newkey = opt_str("newkey");
2637 break;
2638 case OPT_NEWKEYPASS:
2639 opt_newkeypass = opt_str("newkeypass");
2640 break;
2641 case OPT_SUBJECT:
2642 opt_subject = opt_str("subject");
2643 break;
2644 case OPT_ISSUER:
2645 opt_issuer = opt_str("issuer");
2646 break;
2647 case OPT_DAYS:
2648 if ((opt_days = opt_nat()) < 0)
2649 goto opt_err;
2650 break;
2651 case OPT_REQEXTS:
2652 opt_reqexts = opt_str("reqexts");
2653 break;
2654 case OPT_SANS:
2655 opt_sans = opt_str("sans");
2656 break;
2657 case OPT_SAN_NODEFAULT:
2658 opt_san_nodefault = 1;
2659 break;
2660 case OPT_POLICIES:
2661 opt_policies = opt_str("policies");
2662 break;
2663 case OPT_POLICY_OIDS:
2664 opt_policy_oids = opt_str("policy_oids");
2665 break;
2666 case OPT_POLICY_OIDS_CRITICAL:
2667 opt_policy_oids_critical = 1;
2668 break;
2669 case OPT_POPO:
2670 if (!opt_int(opt_arg(), &opt_popo)
2671 || opt_popo < OSSL_CRMF_POPO_NONE
2672 || opt_popo > OSSL_CRMF_POPO_KEYENC) {
2673 CMP_err("invalid popo spec. Valid values are -1 .. 2");
2674 goto opt_err;
2675 }
2676 break;
2677 case OPT_CSR:
2678 opt_csr = opt_arg();
2679 break;
2680 case OPT_OUT_TRUSTED:
2681 opt_out_trusted = opt_str("out_trusted");
2682 break;
2683 case OPT_IMPLICIT_CONFIRM:
2684 opt_implicit_confirm = 1;
2685 break;
2686 case OPT_DISABLE_CONFIRM:
2687 opt_disable_confirm = 1;
2688 break;
2689 case OPT_CERTOUT:
2690 opt_certout = opt_str("certout");
2691 break;
2692 case OPT_OLDCERT:
2693 opt_oldcert = opt_str("oldcert");
2694 break;
2695 case OPT_REVREASON:
2696 if (!opt_int(opt_arg(), &opt_revreason)
2697 || opt_revreason < CRL_REASON_NONE
2698 || opt_revreason > CRL_REASON_AA_COMPROMISE
2699 || opt_revreason == 7) {
2700 CMP_err("invalid revreason. Valid values are -1 .. 6, 8 .. 10");
2701 goto opt_err;
2702 }
2703 break;
2704 case OPT_CERTFORM:
2705 opt_certform_s = opt_str("certform");
2706 break;
2707 case OPT_KEYFORM:
2708 opt_keyform_s = opt_str("keyform");
2709 break;
2710 case OPT_CERTSFORM:
2711 opt_certsform_s = opt_str("certsform");
2712 break;
2713 case OPT_OTHERPASS:
2714 opt_otherpass = opt_str("otherpass");
2715 break;
2716#ifndef OPENSSL_NO_ENGINE
2717 case OPT_ENGINE:
2718 opt_engine = opt_str("engine");
2719 break;
2720#endif
2721 case OPT_PROV_CASES:
2722 if (!opt_provider(o))
2723 goto opt_err;
2724 break;
2725
2726 case OPT_BATCH:
2727 opt_batch = 1;
2728 break;
2729 case OPT_REPEAT:
2730 opt_repeat = opt_nat();
2731 break;
2732 case OPT_REQIN:
2733 opt_reqin = opt_str("reqin");
2734 break;
143be474
DDO		 2735 case OPT_REQIN_NEW_TID:
2736 opt_reqin_new_tid = 1;
2737 break;
8d9a4d83
DDO		 2738 case OPT_REQOUT:
2739 opt_reqout = opt_str("reqout");
2740 break;
2741 case OPT_RSPIN:
2742 opt_rspin = opt_str("rspin");
2743 break;
2744 case OPT_RSPOUT:
2745 opt_rspout = opt_str("rspout");
2746 break;
2747 case OPT_USE_MOCK_SRV:
2748 opt_use_mock_srv = 1;
2749 break;
2750 case OPT_PORT:
2751 opt_port = opt_str("port");
2752 break;
2753 case OPT_MAX_MSGS:
2754 if ((opt_max_msgs = opt_nat()) < 0)
2755 goto opt_err;
2756 break;
2757 case OPT_SRV_REF:
2758 opt_srv_ref = opt_str("srv_ref");
2759 break;
2760 case OPT_SRV_SECRET:
2761 opt_srv_secret = opt_str("srv_secret");
2762 break;
2763 case OPT_SRV_CERT:
2764 opt_srv_cert = opt_str("srv_cert");
2765 break;
2766 case OPT_SRV_KEY:
2767 opt_srv_key = opt_str("srv_key");
2768 break;
2769 case OPT_SRV_KEYPASS:
2770 opt_srv_keypass = opt_str("srv_keypass");
2771 break;
2772 case OPT_SRV_TRUSTED:
2773 opt_srv_trusted = opt_str("srv_trusted");
2774 break;
2775 case OPT_SRV_UNTRUSTED:
2776 opt_srv_untrusted = opt_str("srv_untrusted");
2777 break;
2778 case OPT_RSP_CERT:
2779 opt_rsp_cert = opt_str("rsp_cert");
2780 break;
2781 case OPT_RSP_EXTRACERTS:
2782 opt_rsp_extracerts = opt_str("rsp_extracerts");
2783 break;
2784 case OPT_RSP_CAPUBS:
2785 opt_rsp_capubs = opt_str("rsp_capubs");
2786 break;
2787 case OPT_POLL_COUNT:
2788 opt_poll_count = opt_nat();
2789 break;
2790 case OPT_CHECK_AFTER:
2791 opt_check_after = opt_nat();
2792 break;
2793 case OPT_GRANT_IMPLICITCONF:
2794 opt_grant_implicitconf = 1;
2795 break;
2796 case OPT_PKISTATUS:
2797 opt_pkistatus = opt_nat();
2798 break;
2799 case OPT_FAILURE:
2800 opt_failure = opt_nat();
2801 break;
2802 case OPT_FAILUREBITS:
2803 opt_failurebits = opt_nat();
2804 break;
2805 case OPT_STATUSSTRING:
2806 opt_statusstring = opt_str("statusstring");
2807 break;
2808 case OPT_SEND_ERROR:
2809 opt_send_error = 1;
2810 break;
2811 case OPT_SEND_UNPROTECTED:
2812 opt_send_unprotected = 1;
2813 break;
2814 case OPT_SEND_UNPROT_ERR:
2815 opt_send_unprot_err = 1;
2816 break;
2817 case OPT_ACCEPT_UNPROTECTED:
2818 opt_accept_unprotected = 1;
2819 break;
2820 case OPT_ACCEPT_UNPROT_ERR:
2821 opt_accept_unprot_err = 1;
2822 break;
2823 case OPT_ACCEPT_RAVERIFIED:
2824 opt_accept_raverified = 1;
2825 break;
2826 }
2827 }
2828 argc = opt_num_rest();
2829 argv = opt_rest();
2830 if (argc != 0) {
2831 CMP_err1("unknown parameter %s", argv[0]);
2832 goto opt_err;
2833 }
2834 return 1;
2835
2836 opt_err:
2837 CMP_err1("use -help for summary of '%s' options", prog);
2838 return 0;
2839}
2840
2841int cmp_main(int argc, char **argv)
2842{
2843 char *configfile = NULL;
2844 int i;
2845 X509 *newcert = NULL;
19765f5b 2846 ENGINE *engine = NULL;
8d9a4d83
DDO		 2847 char mock_server[] = "mock server:1";
2848 int ret = 0; /* default: failure */
2849
2850 if (argc <= 1) {
2851 opt_help(cmp_options);
2852 goto err;
2853 }
2854
2855 /*
2856 * handle OPT_CONFIG and OPT_SECTION upfront to take effect for other opts
2857 */
2858 for (i = 1; i < argc - 1; i++) {
2859 if (*argv[i] == '-') {
2860 if (!strcmp(argv[i] + 1, cmp_options[OPT_CONFIG - OPT_HELP].name))
2861 opt_config = argv[i + 1];
2862 else if (!strcmp(argv[i] + 1,
2863 cmp_options[OPT_SECTION - OPT_HELP].name))
2864 opt_section = argv[i + 1];
2865 }
2866 }
2867 if (opt_section[0] == '\0') /* empty string */
2868 opt_section = DEFAULT_SECTION;
2869
2870 vpm = X509_VERIFY_PARAM_new();
2871 if (vpm == NULL) {
2872 CMP_err("out of memory");
2873 goto err;
2874 }
2875
2876 /* read default values for options from config file */
2877 configfile = opt_config != NULL ? opt_config : default_config_file;
2878 if (configfile && configfile[0] != '\0' /* non-empty string */
2879 && (configfile != default_config_file
2880 || access(configfile, F_OK) != -1)) {
2881 CMP_info1("using OpenSSL configuration file '%s'", configfile);
2882 conf = app_load_config(configfile);
2883 if (conf == NULL) {
2884 goto err;
2885 } else {
2886 if (strcmp(opt_section, CMP_SECTION) == 0) { /* default */
2887 if (!NCONF_get_section(conf, opt_section))
2888 CMP_info2("no [%s] section found in config file '%s';"
2889 " will thus use just [default] and unnamed section if present",
2890 opt_section, configfile);
2891 } else {
2892 const char *end = opt_section + strlen(opt_section);
2893 while ((end = prev_item(opt_section, end)) != NULL) {
2894 if (!NCONF_get_section(conf, opt_item)) {
2895 CMP_err2("no [%s] section found in config file '%s'",
2896 opt_item, configfile);
2897 goto err;
2898 }
2899 }
2900 }
2901 if (!read_config())
2902 goto err;
2903 }
2904 }
2905 (void)BIO_flush(bio_err); /* prevent interference with opt_help() */
2906
2907 ret = get_opts(argc, argv);
2908 if (ret <= 0)
2909 goto err;
2910 ret = 0;
2911
2912 if (opt_batch) {
8d9a4d83 2913 UI_METHOD *ui_fallback_method;
bf19b64a 2914#ifndef OPENSSL_NO_UI_CONSOLE
8d9a4d83 2915 ui_fallback_method = UI_OpenSSL();
bf19b64a 2916#else
8d9a4d83 2917 ui_fallback_method = (UI_METHOD *)UI_null();
8d9a4d83 2918#endif
bf19b64a 2919 UI_method_set_reader(ui_fallback_method, NULL);
8d9a4d83
DDO		 2920 }
2921
2922 if (opt_engine != NULL)
19765f5b 2923 engine = setup_engine_methods(opt_engine, 0 /* not: ENGINE_METHOD_ALL */, 0);
8d9a4d83
DDO		 2924
2925 if (opt_port != NULL) {
2926 if (opt_use_mock_srv) {
2927 CMP_err("cannot use both -port and -use_mock_srv options");
2928 goto err;
2929 }
2930 if (opt_server != NULL) {
2931 CMP_err("cannot use both -port and -server options");
2932 goto err;
2933 }
2934 }
2935
2936 if ((cmp_ctx = OSSL_CMP_CTX_new()) == NULL) {
2937 CMP_err("out of memory");
2938 goto err;
2939 }
2940 if (!OSSL_CMP_CTX_set_log_cb(cmp_ctx, print_to_bio_out)) {
2941 CMP_err1("cannot set up error reporting and logging for %s", prog);
2942 goto err;
2943 }
2944 if ((opt_use_mock_srv || opt_port != NULL)) {
2945 OSSL_CMP_SRV_CTX *srv_ctx;
2946
19765f5b 2947 if ((srv_ctx = setup_srv_ctx(engine)) == NULL)
8d9a4d83
DDO		 2948 goto err;
2949 OSSL_CMP_CTX_set_transfer_cb_arg(cmp_ctx, srv_ctx);
2950 if (!OSSL_CMP_CTX_set_log_cb(OSSL_CMP_SRV_CTX_get0_cmp_ctx(srv_ctx),
2951 print_to_bio_out)) {
2952 CMP_err1("cannot set up error reporting and logging for %s", prog);
2953 goto err;
2954 }
2955 }
2956
2957
2958 if (opt_port != NULL) { /* act as very basic CMP HTTP server */
2959#ifdef OPENSSL_NO_SOCK
2960 BIO_printf(bio_err, "Cannot act as server - sockets not supported\n");
2961#else
2962 BIO *acbio;
2963 BIO *cbio = NULL;
2964 int msgs = 0;
2965
2966 if ((acbio = http_server_init_bio(prog, opt_port)) == NULL)
2967 goto err;
2968 while (opt_max_msgs <= 0 || msgs < opt_max_msgs) {
5a2ba207 2969 char *path = NULL;
8d9a4d83
DDO		 2970 OSSL_CMP_MSG *req = NULL;
2971 OSSL_CMP_MSG *resp = NULL;
2972
2973 ret = http_server_get_asn1_req(ASN1_ITEM_rptr(OSSL_CMP_MSG),
5a2ba207
DDO		 2974 (ASN1_VALUE **)&req, &path,
2975 &cbio, acbio, prog, 0, 0);
8d9a4d83
DDO		 2976 if (ret == 0)
2977 continue;
2978 if (ret++ == -1)
2979 break; /* fatal error */
2980
2981 ret = 0;
2982 msgs++;
2983 if (req != NULL) {
5a2ba207
DDO		 2984 if (strcmp(path, "") != 0 && strcmp(path, "pkix/") != 0) {
2985 (void)http_server_send_status(cbio, 404, "Not Found");
5e7be6e6 2986 CMP_err1("Expecting empty path or 'pkix/' but got '%s'",
5a2ba207
DDO		 2987 path);
2988 OPENSSL_free(path);
2989 OSSL_CMP_MSG_free(req);
2990 goto cont;
2991 }
2992 OPENSSL_free(path);
8d9a4d83
DDO		 2993 resp = OSSL_CMP_CTX_server_perform(cmp_ctx, req);
2994 OSSL_CMP_MSG_free(req);
5a2ba207
DDO		 2995 if (resp == NULL) {
2996 (void)http_server_send_status(cbio,
2997 500, "Internal Server Error");
8d9a4d83 2998 break; /* treated as fatal error */
5a2ba207 2999 }
8d9a4d83
DDO		 3000 ret = http_server_send_asn1_resp(cbio, "application/pkixcmp",
3001 ASN1_ITEM_rptr(OSSL_CMP_MSG),
3002 (const ASN1_VALUE *)resp);
3003 OSSL_CMP_MSG_free(resp);
3004 if (!ret)
3005 break; /* treated as fatal error */
5a2ba207
DDO		 3006 } else {
3007 (void)http_server_send_status(cbio, 400, "Bad Request");
8d9a4d83 3008 }
5a2ba207 3009 cont:
8d9a4d83
DDO		 3010 BIO_free_all(cbio);
3011 cbio = NULL;
3012 }
3013 BIO_free_all(cbio);
3014 BIO_free_all(acbio);
3015#endif
3016 goto err;
3017 }
3018 /* else act as CMP client */
3019
3020 if (opt_use_mock_srv) {
3021 if (opt_server != NULL) {
3022 CMP_err("cannot use both -use_mock_srv and -server options");
3023 goto err;
3024 }
3025 if (opt_proxy != NULL) {
3026 CMP_err("cannot use both -use_mock_srv and -proxy options");
3027 goto err;
3028 }
3029 opt_server = mock_server;
3030 opt_proxy = "API";
3031 } else {
3032 if (opt_server == NULL) {
3033 CMP_err("missing -server option");
3034 goto err;
3035 }
3036 }
3037
19765f5b 3038 if (!setup_client_ctx(cmp_ctx, engine)) {
8d9a4d83
DDO		 3039 CMP_err("cannot set up CMP context");
3040 goto err;
3041 }
3042 for (i = 0; i < opt_repeat; i++) {
3043 /* everything is ready, now connect and perform the command! */
3044 switch (opt_cmd) {
3045 case CMP_IR:
3046 newcert = OSSL_CMP_exec_IR_ses(cmp_ctx);
3047 if (newcert == NULL)
3048 goto err;
3049 break;
3050 case CMP_KUR:
3051 newcert = OSSL_CMP_exec_KUR_ses(cmp_ctx);
3052 if (newcert == NULL)
3053 goto err;
3054 break;
3055 case CMP_CR:
3056 newcert = OSSL_CMP_exec_CR_ses(cmp_ctx);
3057 if (newcert == NULL)
3058 goto err;
3059 break;
3060 case CMP_P10CR:
3061 newcert = OSSL_CMP_exec_P10CR_ses(cmp_ctx);
3062 if (newcert == NULL)
3063 goto err;
3064 break;
3065 case CMP_RR:
3066 if (OSSL_CMP_exec_RR_ses(cmp_ctx) == NULL)
3067 goto err;
3068 break;
3069 case CMP_GENM:
3070 {
3071 STACK_OF(OSSL_CMP_ITAV) *itavs;
3072
3073 if (opt_infotype != NID_undef) {
3074 OSSL_CMP_ITAV *itav =
3075 OSSL_CMP_ITAV_create(OBJ_nid2obj(opt_infotype), NULL);
3076 if (itav == NULL)
3077 goto err;
3078 OSSL_CMP_CTX_push0_genm_ITAV(cmp_ctx, itav);
3079 }
3080
3081 if ((itavs = OSSL_CMP_exec_GENM_ses(cmp_ctx)) == NULL)
3082 goto err;
3083 print_itavs(itavs);
3084 sk_OSSL_CMP_ITAV_pop_free(itavs, OSSL_CMP_ITAV_free);
3085 break;
3086 }
3087 default:
3088 break;
3089 }
3090
3091 {
3092 /* print PKIStatusInfo (this is in case there has been no error) */
3093 int status = OSSL_CMP_CTX_get_status(cmp_ctx);
3094 char *buf = app_malloc(OSSL_CMP_PKISI_BUFLEN, "PKIStatusInfo buf");
3095 const char *string =
3096 OSSL_CMP_CTX_snprint_PKIStatus(cmp_ctx, buf,
3097 OSSL_CMP_PKISI_BUFLEN);
3098
3099 CMP_print(bio_err,
3100 status == OSSL_CMP_PKISTATUS_accepted ? "info" :
3101 status == OSSL_CMP_PKISTATUS_rejection ? "server error" :
3102 status == OSSL_CMP_PKISTATUS_waiting ? "internal error"
3103 : "warning",
3104 "received from %s %s %s", opt_server,
3105 string != NULL ? string : "<unknown PKIStatus>", "");
3106 OPENSSL_free(buf);
3107 }
3108
3109 if (opt_cacertsout != NULL) {
3110 STACK_OF(X509) *certs = OSSL_CMP_CTX_get1_caPubs(cmp_ctx);
3111
3112 if (sk_X509_num(certs) > 0
3113 && save_certs(cmp_ctx, certs, opt_cacertsout, "CA") < 0) {
3114 sk_X509_pop_free(certs, X509_free);
3115 goto err;
3116 }
3117 sk_X509_pop_free(certs, X509_free);
3118 }
3119
3120 if (opt_extracertsout != NULL) {
3121 STACK_OF(X509) *certs = OSSL_CMP_CTX_get1_extraCertsIn(cmp_ctx);
3122 if (sk_X509_num(certs) > 0
3123 && save_certs(cmp_ctx, certs, opt_extracertsout,
3124 "extra") < 0) {
3125 sk_X509_pop_free(certs, X509_free);
3126 goto err;
3127 }
3128 sk_X509_pop_free(certs, X509_free);
3129 }
3130
3131 if (opt_certout != NULL && newcert != NULL) {
3132 STACK_OF(X509) *certs = sk_X509_new_null();
3133
3134 if (certs == NULL || !sk_X509_push(certs, newcert)
3135 || save_certs(cmp_ctx, certs, opt_certout,
3136 "enrolled") < 0) {
3137 sk_X509_free(certs);
3138 goto err;
3139 }
3140 sk_X509_free(certs);
3141 }
3142 if (!OSSL_CMP_CTX_reinit(cmp_ctx))
3143 goto err;
3144 }
3145 ret = 1;
3146
3147 err:
3148 /* in case we ended up here on error without proper cleaning */
3149 cleanse(opt_keypass);
3150 cleanse(opt_newkeypass);
3151 cleanse(opt_otherpass);
3152 cleanse(opt_tls_keypass);
3153 cleanse(opt_secret);
3154 cleanse(opt_srv_keypass);
3155 cleanse(opt_srv_secret);
3156
3157 if (ret != 1)
3158 OSSL_CMP_CTX_print_errors(cmp_ctx);
3159
3160 ossl_cmp_mock_srv_free(OSSL_CMP_CTX_get_transfer_cb_arg(cmp_ctx));
3161 {
3162 APP_HTTP_TLS_INFO *http_tls_info =
3163 OSSL_CMP_CTX_get_http_cb_arg(cmp_ctx);
3164
3165 if (http_tls_info != NULL) {
3166 SSL_CTX_free(http_tls_info->ssl_ctx);
3167 OPENSSL_free(http_tls_info);
3168 }
3169 }
3170 X509_STORE_free(OSSL_CMP_CTX_get_certConf_cb_arg(cmp_ctx));
3171 OSSL_CMP_CTX_free(cmp_ctx);
3172 X509_VERIFY_PARAM_free(vpm);
9283e9bd 3173 release_engine(engine);
8d9a4d83
DDO		 3174
3175 NCONF_free(conf); /* must not do as long as opt_... variables are used */
3176 OSSL_CMP_log_close();
3177
3178 return ret == 0 ? EXIT_FAILURE : EXIT_SUCCESS;
3179}
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