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[thirdparty/openssl.git] / apps / cmp.c
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8d9a4d83 1/*
4333b89f 2 * Copyright 2007-2021 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 */
96d4ec67 23#if defined(_WIN32) && !defined(__BORLANDC__)
8d9a4d83
DDO		 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
33720392 45static char *prog;
8d9a4d83
DDO		 46static char *opt_config = NULL;
47#define CMP_SECTION "cmp"
48#define SECTION_NAME_MAX 40 /* max length of section name */
49#define DEFAULT_SECTION "default"
50static char *opt_section = CMP_SECTION;
1a5ae1da 51static int opt_verbosity = OSSL_CMP_LOG_INFO;
8d9a4d83 52
8d9a4d83
DDO		 53static int read_config(void);
54
55static CONF *conf = NULL; /* OpenSSL config file context structure */
56static OSSL_CMP_CTX *cmp_ctx = NULL; /* the client-side CMP context */
57
8d9a4d83
DDO		 58/* the type of cmp command we want to send */
59typedef enum {
60 CMP_IR,
61 CMP_KUR,
62 CMP_CR,
63 CMP_P10CR,
64 CMP_RR,
65 CMP_GENM
66} cmp_cmd_t;
67
68/* message transfer */
69static char *opt_server = NULL;
6e477a60 70static char server_port[32] = { '\0' };
3c9d6266 71static char *opt_path = NULL;
8d9a4d83
DDO		 72static char *opt_proxy = NULL;
73static char *opt_no_proxy = NULL;
6bbff162 74static char *opt_recipient = NULL;
19f97fe6 75static int opt_keep_alive = 1;
8d9a4d83
DDO		 76static int opt_msg_timeout = -1;
77static int opt_total_timeout = -1;
78
79/* server authentication */
80static char *opt_trusted = NULL;
81static char *opt_untrusted = NULL;
82static char *opt_srvcert = NULL;
8d9a4d83
DDO		 83static char *opt_expect_sender = NULL;
84static int opt_ignore_keyusage = 0;
85static int opt_unprotected_errors = 0;
86static char *opt_extracertsout = NULL;
87static char *opt_cacertsout = NULL;
88
89/* client authentication */
90static char *opt_ref = NULL;
91static char *opt_secret = NULL;
92static char *opt_cert = NULL;
15076c26 93static char *opt_own_trusted = NULL;
8d9a4d83
DDO		 94static char *opt_key = NULL;
95static char *opt_keypass = NULL;
96static char *opt_digest = NULL;
97static char *opt_mac = NULL;
98static char *opt_extracerts = NULL;
99static int opt_unprotected_requests = 0;
100
101/* generic message */
102static char *opt_cmd_s = NULL;
103static int opt_cmd = -1;
104static char *opt_geninfo = NULL;
105static char *opt_infotype_s = NULL;
106static int opt_infotype = NID_undef;
107
108/* certificate enrollment */
109static char *opt_newkey = NULL;
110static char *opt_newkeypass = NULL;
111static char *opt_subject = NULL;
112static char *opt_issuer = NULL;
113static int opt_days = 0;
114static char *opt_reqexts = NULL;
115static char *opt_sans = NULL;
116static int opt_san_nodefault = 0;
117static char *opt_policies = NULL;
118static char *opt_policy_oids = NULL;
119static int opt_policy_oids_critical = 0;
120static int opt_popo = OSSL_CRMF_POPO_NONE - 1;
121static char *opt_csr = NULL;
122static char *opt_out_trusted = NULL;
123static int opt_implicit_confirm = 0;
124static int opt_disable_confirm = 0;
125static char *opt_certout = NULL;
39082af2 126static char *opt_chainout = NULL;
8d9a4d83
DDO		 127
128/* certificate enrollment and revocation */
129static char *opt_oldcert = NULL;
130static int opt_revreason = CRL_REASON_NONE;
131
132/* credentials format */
133static char *opt_certform_s = "PEM";
134static int opt_certform = FORMAT_PEM;
d382e796
TM		 135static char *opt_keyform_s = NULL;
136static int opt_keyform = FORMAT_UNDEF;
8d9a4d83
DDO		 137static char *opt_otherpass = NULL;
138static char *opt_engine = NULL;
139
140/* TLS connection */
141static int opt_tls_used = 0;
142static char *opt_tls_cert = NULL;
143static char *opt_tls_key = NULL;
144static char *opt_tls_keypass = NULL;
145static char *opt_tls_extra = NULL;
146static char *opt_tls_trusted = NULL;
147static char *opt_tls_host = NULL;
148
149/* client-side debugging */
150static int opt_batch = 0;
151static int opt_repeat = 1;
152static char *opt_reqin = NULL;
143be474 153static int opt_reqin_new_tid = 0;
8d9a4d83
DDO		 154static char *opt_reqout = NULL;
155static char *opt_rspin = NULL;
156static char *opt_rspout = NULL;
157static int opt_use_mock_srv = 0;
158
159/* server-side debugging */
160static char *opt_port = NULL;
161static int opt_max_msgs = 0;
162
163static char *opt_srv_ref = NULL;
164static char *opt_srv_secret = NULL;
165static char *opt_srv_cert = NULL;
166static char *opt_srv_key = NULL;
167static char *opt_srv_keypass = NULL;
168
169static char *opt_srv_trusted = NULL;
170static char *opt_srv_untrusted = NULL;
171static char *opt_rsp_cert = NULL;
172static char *opt_rsp_extracerts = NULL;
173static char *opt_rsp_capubs = NULL;
174static int opt_poll_count = 0;
175static int opt_check_after = 1;
176static int opt_grant_implicitconf = 0;
177
178static int opt_pkistatus = OSSL_CMP_PKISTATUS_accepted;
179static int opt_failure = INT_MIN;
180static int opt_failurebits = 0;
181static char *opt_statusstring = NULL;
182static int opt_send_error = 0;
183static int opt_send_unprotected = 0;
184static int opt_send_unprot_err = 0;
185static int opt_accept_unprotected = 0;
186static int opt_accept_unprot_err = 0;
187static int opt_accept_raverified = 0;
188
189static X509_VERIFY_PARAM *vpm = NULL;
190
191typedef enum OPTION_choice {
b0f96018 192 OPT_COMMON,
1a5ae1da 193 OPT_CONFIG, OPT_SECTION, OPT_VERBOSITY,
8d9a4d83
DDO		 194
195 OPT_CMD, OPT_INFOTYPE, OPT_GENINFO,
196
197 OPT_NEWKEY, OPT_NEWKEYPASS, OPT_SUBJECT, OPT_ISSUER,
198 OPT_DAYS, OPT_REQEXTS,
199 OPT_SANS, OPT_SAN_NODEFAULT,
200 OPT_POLICIES, OPT_POLICY_OIDS, OPT_POLICY_OIDS_CRITICAL,
201 OPT_POPO, OPT_CSR,
202 OPT_OUT_TRUSTED, OPT_IMPLICIT_CONFIRM, OPT_DISABLE_CONFIRM,
39082af2 203 OPT_CERTOUT, OPT_CHAINOUT,
8d9a4d83
DDO		 204
205 OPT_OLDCERT, OPT_REVREASON,
206
3c9d6266 207 OPT_SERVER, OPT_PATH, OPT_PROXY, OPT_NO_PROXY,
6bbff162 208 OPT_RECIPIENT,
19f97fe6 209 OPT_KEEP_ALIVE, OPT_MSG_TIMEOUT, OPT_TOTAL_TIMEOUT,
8d9a4d83
DDO		 210
211 OPT_TRUSTED, OPT_UNTRUSTED, OPT_SRVCERT,
6bbff162 212 OPT_EXPECT_SENDER,
8d9a4d83
DDO		 213 OPT_IGNORE_KEYUSAGE, OPT_UNPROTECTED_ERRORS,
214 OPT_EXTRACERTSOUT, OPT_CACERTSOUT,
215
15076c26 216 OPT_REF, OPT_SECRET, OPT_CERT, OPT_OWN_TRUSTED, OPT_KEY, OPT_KEYPASS,
8d9a4d83
DDO		 217 OPT_DIGEST, OPT_MAC, OPT_EXTRACERTS,
218 OPT_UNPROTECTED_REQUESTS,
219
b3c5aadf 220 OPT_CERTFORM, OPT_KEYFORM,
8d9a4d83
DDO		 221 OPT_OTHERPASS,
222#ifndef OPENSSL_NO_ENGINE
223 OPT_ENGINE,
224#endif
225 OPT_PROV_ENUM,
aed03a12 226 OPT_R_ENUM,
8d9a4d83
DDO		 227
228 OPT_TLS_USED, OPT_TLS_CERT, OPT_TLS_KEY,
229 OPT_TLS_KEYPASS,
230 OPT_TLS_EXTRA, OPT_TLS_TRUSTED, OPT_TLS_HOST,
231
232 OPT_BATCH, OPT_REPEAT,
143be474 233 OPT_REQIN, OPT_REQIN_NEW_TID, OPT_REQOUT, OPT_RSPIN, OPT_RSPOUT,
3c9d6266 234 OPT_USE_MOCK_SRV,
8d9a4d83 235
3c9d6266 236 OPT_PORT, OPT_MAX_MSGS,
8d9a4d83
DDO		 237 OPT_SRV_REF, OPT_SRV_SECRET,
238 OPT_SRV_CERT, OPT_SRV_KEY, OPT_SRV_KEYPASS,
239 OPT_SRV_TRUSTED, OPT_SRV_UNTRUSTED,
240 OPT_RSP_CERT, OPT_RSP_EXTRACERTS, OPT_RSP_CAPUBS,
241 OPT_POLL_COUNT, OPT_CHECK_AFTER,
242 OPT_GRANT_IMPLICITCONF,
243 OPT_PKISTATUS, OPT_FAILURE,
244 OPT_FAILUREBITS, OPT_STATUSSTRING,
245 OPT_SEND_ERROR, OPT_SEND_UNPROTECTED,
246 OPT_SEND_UNPROT_ERR, OPT_ACCEPT_UNPROTECTED,
247 OPT_ACCEPT_UNPROT_ERR, OPT_ACCEPT_RAVERIFIED,
248
249 OPT_V_ENUM
250} OPTION_CHOICE;
251
252const OPTIONS cmp_options[] = {
253 /* entries must be in the same order as enumerated above!! */
254 {"help", OPT_HELP, '-', "Display this summary"},
255 {"config", OPT_CONFIG, 's',
256 "Configuration file to use. \"\" = none. Default from env variable OPENSSL_CONF"},
257 {"section", OPT_SECTION, 's',
258 "Section(s) in config file to get options from. \"\" = 'default'. Default 'cmp'"},
d830526c 259 {"verbosity", OPT_VERBOSITY, 'N',
1a5ae1da 260 "Log level; 3=ERR, 4=WARN, 6=INFO, 7=DEBUG, 8=TRACE. Default 6 = INFO"},
8d9a4d83
DDO		 261
262 OPT_SECTION("Generic message"),
263 {"cmd", OPT_CMD, 's', "CMP request to send: ir/cr/kur/p10cr/rr/genm"},
264 {"infotype", OPT_INFOTYPE, 's',
265 "InfoType name for requesting specific info in genm, e.g. 'signKeyPairTypes'"},
266 {"geninfo", OPT_GENINFO, 's',
267 "generalInfo integer values to place in request PKIHeader with given OID"},
268 {OPT_MORE_STR, 0, 0,
5ea4c6e5 269 "specified in the form <OID>:int:<n>, e.g. \"1.2.3.4:int:56789\""},
8d9a4d83
DDO		 270
271 OPT_SECTION("Certificate enrollment"),
272 {"newkey", OPT_NEWKEY, 's',
273 "Private or public key for the requested cert. Default: CSR key or client key"},
274 {"newkeypass", OPT_NEWKEYPASS, 's', "New private key pass phrase source"},
275 {"subject", OPT_SUBJECT, 's',
276 "Distinguished Name (DN) of subject to use in the requested cert template"},
277 {OPT_MORE_STR, 0, 0,
3d46c81a 278 "For kur, default is subject of -csr arg or else of reference cert (see -oldcert)"},
8d9a4d83
DDO		 279 {OPT_MORE_STR, 0, 0,
280 "this default is used for ir and cr only if no Subject Alt Names are set"},
281 {"issuer", OPT_ISSUER, 's',
282 "DN of the issuer to place in the requested certificate template"},
283 {OPT_MORE_STR, 0, 0,
284 "also used as recipient if neither -recipient nor -srvcert are given"},
d830526c 285 {"days", OPT_DAYS, 'N',
8d9a4d83
DDO		 286 "Requested validity time of the new certificate in number of days"},
287 {"reqexts", OPT_REQEXTS, 's',
3d46c81a
DDO		 288 "Name of config file section defining certificate request extensions."},
289 {OPT_MORE_STR, 0, 0,
290 "Augments or replaces any extensions contained CSR given with -csr"},
8d9a4d83
DDO		 291 {"sans", OPT_SANS, 's',
292 "Subject Alt Names (IPADDR/DNS/URI) to add as (critical) cert req extension"},
293 {"san_nodefault", OPT_SAN_NODEFAULT, '-',
294 "Do not take default SANs from reference certificate (see -oldcert)"},
295 {"policies", OPT_POLICIES, 's',
296 "Name of config file section defining policies certificate request extension"},
297 {"policy_oids", OPT_POLICY_OIDS, 's',
298 "Policy OID(s) to add as policies certificate request extension"},
299 {"policy_oids_critical", OPT_POLICY_OIDS_CRITICAL, '-',
300 "Flag the policy OID(s) given with -policy_oids as critical"},
301 {"popo", OPT_POPO, 'n',
302 "Proof-of-Possession (POPO) method to use for ir/cr/kur where"},
303 {OPT_MORE_STR, 0, 0,
304 "-1 = NONE, 0 = RAVERIFIED, 1 = SIGNATURE (default), 2 = KEYENC"},
305 {"csr", OPT_CSR, 's',
3d46c81a 306 "PKCS#10 CSR file in PEM or DER format to convert or to use in p10cr"},
8d9a4d83
DDO		 307 {"out_trusted", OPT_OUT_TRUSTED, 's',
308 "Certificates to trust when verifying newly enrolled certificates"},
309 {"implicit_confirm", OPT_IMPLICIT_CONFIRM, '-',
310 "Request implicit confirmation of newly enrolled certificates"},
311 {"disable_confirm", OPT_DISABLE_CONFIRM, '-',
312 "Do not confirm newly enrolled certificate w/o requesting implicit"},
313 {OPT_MORE_STR, 0, 0,
314 "confirmation. WARNING: This leads to behavior violating RFC 4210"},
315 {"certout", OPT_CERTOUT, 's',
316 "File to save newly enrolled certificate"},
39082af2
DDO		 317 {"chainout", OPT_CHAINOUT, 's',
318 "File to save the chain of newly enrolled certificate"},
8d9a4d83
DDO		 319
320 OPT_SECTION("Certificate enrollment and revocation"),
321
322 {"oldcert", OPT_OLDCERT, 's',
323 "Certificate to be updated (defaulting to -cert) or to be revoked in rr;"},
324 {OPT_MORE_STR, 0, 0,
325 "also used as reference (defaulting to -cert) for subject DN and SANs."},
326 {OPT_MORE_STR, 0, 0,
87d20a96 327 "Its issuer is used as recipient unless -recipient, -srvcert, or -issuer given"},
8d9a4d83
DDO		 328 {"revreason", OPT_REVREASON, 'n',
329 "Reason code to include in revocation request (rr); possible values:"},
330 {OPT_MORE_STR, 0, 0,
331 "0..6, 8..10 (see RFC5280, 5.3.1) or -1. Default -1 = none included"},
332
333 OPT_SECTION("Message transfer"),
334 {"server", OPT_SERVER, 's',
d96486dc 335 "[http[s]://]address[:port][/path] of CMP server. Default port 80 or 443."},
8d9a4d83 336 {OPT_MORE_STR, 0, 0,
d96486dc 337 "address may be a DNS name or an IP address; path can be overridden by -path"},
3c9d6266
DDO		 338 {"path", OPT_PATH, 's',
339 "HTTP path (aka CMP alias) at the CMP server. Default from -server, else \"/\""},
8d9a4d83
DDO		 340 {"proxy", OPT_PROXY, 's',
341 "[http[s]://]address[:port][/path] of HTTP(S) proxy to use; path is ignored"},
342 {"no_proxy", OPT_NO_PROXY, 's',
343 "List of addresses of servers not to use HTTP(S) proxy for"},
344 {OPT_MORE_STR, 0, 0,
345 "Default from environment variable 'no_proxy', else 'NO_PROXY', else none"},
6bbff162
DDO		 346 {"recipient", OPT_RECIPIENT, 's',
347 "DN of CA. Default: subject of -srvcert, -issuer, issuer of -oldcert or -cert"},
19f97fe6
DDO		 348 {"keep_alive", OPT_KEEP_ALIVE, 'N',
349 "Persistent HTTP connections. 0: no, 1 (the default): request, 2: require"},
d830526c 350 {"msg_timeout", OPT_MSG_TIMEOUT, 'N',
19f97fe6 351 "Number of seconds allowed per CMP message round trip, or 0 for infinite"},
d830526c 352 {"total_timeout", OPT_TOTAL_TIMEOUT, 'N',
8d9a4d83
DDO		 353 "Overall time an enrollment incl. polling may take. Default 0 = infinite"},
354
355 OPT_SECTION("Server authentication"),
356 {"trusted", OPT_TRUSTED, 's',
0d17c2f4 357 "Certificates to trust as chain roots when verifying signed CMP responses"},
8d9a4d83
DDO		 358 {OPT_MORE_STR, 0, 0, "unless -srvcert is given"},
359 {"untrusted", OPT_UNTRUSTED, 's',
8b22c283 360 "Intermediate CA certs for chain construction for CMP/TLS/enrolled certs"},
8d9a4d83 361 {"srvcert", OPT_SRVCERT, 's',
0d17c2f4 362 "Server cert to pin and trust directly when verifying signed CMP responses"},
8d9a4d83 363 {"expect_sender", OPT_EXPECT_SENDER, 's',
0d17c2f4 364 "DN of expected sender of responses. Defaults to subject of -srvcert, if any"},
8d9a4d83
DDO		 365 {"ignore_keyusage", OPT_IGNORE_KEYUSAGE, '-',
366 "Ignore CMP signer cert key usage, else 'digitalSignature' must be allowed"},
367 {"unprotected_errors", OPT_UNPROTECTED_ERRORS, '-',
368 "Accept missing or invalid protection of regular error messages and negative"},
369 {OPT_MORE_STR, 0, 0,
370 "certificate responses (ip/cp/kup), revocation responses (rp), and PKIConf"},
371 {OPT_MORE_STR, 0, 0,
372 "WARNING: This setting leads to behavior allowing violation of RFC 4210"},
373 {"extracertsout", OPT_EXTRACERTSOUT, 's',
374 "File to save extra certificates received in the extraCerts field"},
375 {"cacertsout", OPT_CACERTSOUT, 's',
376 "File to save CA certificates received in the caPubs field of 'ip' messages"},
377
378 OPT_SECTION("Client authentication"),
379 {"ref", OPT_REF, 's',
380 "Reference value to use as senderKID in case no -cert is given"},
381 {"secret", OPT_SECRET, 's',
ef2d3588 382 "Prefer PBM (over signatures) for protecting msgs with given password source"},
8d9a4d83 383 {"cert", OPT_CERT, 's',
ef2d3588 384 "Client's CMP signer certificate; its public key must match the -key argument"},
8d9a4d83 385 {OPT_MORE_STR, 0, 0,
ef2d3588
DDO		 386 "This also used as default reference for subject DN and SANs."},
387 {OPT_MORE_STR, 0, 0,
388 "Any further certs included are appended to the untrusted certs"},
15076c26
DDO		 389 {"own_trusted", OPT_OWN_TRUSTED, 's',
390 "Optional certs to verify chain building for own CMP signer cert"},
ef2d3588 391 {"key", OPT_KEY, 's', "CMP signer private key, not used when -secret given"},
8d9a4d83 392 {"keypass", OPT_KEYPASS, 's',
3d46c81a 393 "Client private key (and cert and old cert) pass phrase source"},
8d9a4d83
DDO		 394 {"digest", OPT_DIGEST, 's',
395 "Digest to use in message protection and POPO signatures. Default \"sha256\""},
396 {"mac", OPT_MAC, 's',
397 "MAC algorithm to use in PBM-based message protection. Default \"hmac-sha1\""},
398 {"extracerts", OPT_EXTRACERTS, 's',
7a7d6b51
DDO		 399 "Certificates to append in extraCerts field of outgoing messages."},
400 {OPT_MORE_STR, 0, 0,
401 "This can be used as the default CMP signer cert chain to include"},
8d9a4d83
DDO		 402 {"unprotected_requests", OPT_UNPROTECTED_REQUESTS, '-',
403 "Send messages without CMP-level protection"},
404
405 OPT_SECTION("Credentials format"),
406 {"certform", OPT_CERTFORM, 's',
407 "Format (PEM or DER) to use when saving a certificate to a file. Default PEM"},
8d9a4d83 408 {"keyform", OPT_KEYFORM, 's',
b3c5aadf 409 "Format of the key input (ENGINE, other values ignored)"},
8d9a4d83
DDO		 410 {"otherpass", OPT_OTHERPASS, 's',
411 "Pass phrase source potentially needed for loading certificates of others"},
412#ifndef OPENSSL_NO_ENGINE
413 {"engine", OPT_ENGINE, 's',
414 "Use crypto engine with given identifier, possibly a hardware device."},
415 {OPT_MORE_STR, 0, 0,
f91d003a 416 "Engines may also be defined in OpenSSL config file engine section."},
8d9a4d83
DDO		 417#endif
418 OPT_PROV_OPTIONS,
aed03a12 419 OPT_R_OPTIONS,
8d9a4d83
DDO		 420
421 OPT_SECTION("TLS connection"),
422 {"tls_used", OPT_TLS_USED, '-',
423 "Enable using TLS (also when other TLS options are not set)"},
424 {"tls_cert", OPT_TLS_CERT, 's',
425 "Client's TLS certificate. May include chain to be provided to TLS server"},
426 {"tls_key", OPT_TLS_KEY, 's',
427 "Private key for the client's TLS certificate"},
428 {"tls_keypass", OPT_TLS_KEYPASS, 's',
3d46c81a 429 "Pass phrase source for the client's private TLS key (and TLS cert)"},
8d9a4d83
DDO		 430 {"tls_extra", OPT_TLS_EXTRA, 's',
431 "Extra certificates to provide to TLS server during TLS handshake"},
432 {"tls_trusted", OPT_TLS_TRUSTED, 's',
433 "Trusted certificates to use for verifying the TLS server certificate;"},
434 {OPT_MORE_STR, 0, 0, "this implies host name validation"},
435 {"tls_host", OPT_TLS_HOST, 's',
436 "Address to be checked (rather than -server) during TLS host name validation"},
437
438 OPT_SECTION("Client-side debugging"),
439 {"batch", OPT_BATCH, '-',
440 "Do not interactively prompt for input when a password is required etc."},
d830526c
DDO		 441 {"repeat", OPT_REPEAT, 'p',
442 "Invoke the transaction the given positive number of times. Default 1"},
8d9a4d83 443 {"reqin", OPT_REQIN, 's', "Take sequence of CMP requests from file(s)"},
143be474
DDO		 444 {"reqin_new_tid", OPT_REQIN_NEW_TID, '-',
445 "Use fresh transactionID for CMP requests read from -reqin"},
8d9a4d83
DDO		 446 {"reqout", OPT_REQOUT, 's', "Save sequence of CMP requests to file(s)"},
447 {"rspin", OPT_RSPIN, 's',
448 "Process sequence of CMP responses provided in file(s), skipping server"},
449 {"rspout", OPT_RSPOUT, 's', "Save sequence of CMP responses to file(s)"},
450
451 {"use_mock_srv", OPT_USE_MOCK_SRV, '-', "Use mock server at API level, bypassing HTTP"},
452
453 OPT_SECTION("Mock server"),
454 {"port", OPT_PORT, 's', "Act as HTTP mock server listening on given port"},
d830526c 455 {"max_msgs", OPT_MAX_MSGS, 'N',
8d9a4d83
DDO		 456 "max number of messages handled by HTTP mock server. Default: 0 = unlimited"},
457
458 {"srv_ref", OPT_SRV_REF, 's',
459 "Reference value to use as senderKID of server in case no -srv_cert is given"},
460 {"srv_secret", OPT_SRV_SECRET, 's',
461 "Password source for server authentication with a pre-shared key (secret)"},
462 {"srv_cert", OPT_SRV_CERT, 's', "Certificate of the server"},
463 {"srv_key", OPT_SRV_KEY, 's',
464 "Private key used by the server for signing messages"},
465 {"srv_keypass", OPT_SRV_KEYPASS, 's',
3d46c81a 466 "Server private key (and cert) pass phrase source"},
8d9a4d83
DDO		 467
468 {"srv_trusted", OPT_SRV_TRUSTED, 's',
469 "Trusted certificates for client authentication"},
470 {"srv_untrusted", OPT_SRV_UNTRUSTED, 's',
6b326fc3 471 "Intermediate certs that may be useful for verifying CMP protection"},
8d9a4d83
DDO		 472 {"rsp_cert", OPT_RSP_CERT, 's',
473 "Certificate to be returned as mock enrollment result"},
474 {"rsp_extracerts", OPT_RSP_EXTRACERTS, 's',
475 "Extra certificates to be included in mock certification responses"},
476 {"rsp_capubs", OPT_RSP_CAPUBS, 's',
477 "CA certificates to be included in mock ip response"},
d830526c 478 {"poll_count", OPT_POLL_COUNT, 'N',
8d9a4d83 479 "Number of times the client must poll before receiving a certificate"},
d830526c 480 {"check_after", OPT_CHECK_AFTER, 'N',
8d9a4d83
DDO		 481 "The check_after value (time to wait) to include in poll response"},
482 {"grant_implicitconf", OPT_GRANT_IMPLICITCONF, '-',
483 "Grant implicit confirmation of newly enrolled certificate"},
484
d830526c 485 {"pkistatus", OPT_PKISTATUS, 'N',
8d9a4d83 486 "PKIStatus to be included in server response. Possible values: 0..6"},
d830526c 487 {"failure", OPT_FAILURE, 'N',
8d9a4d83 488 "A single failure info bit number to include in server response, 0..26"},
d830526c 489 {"failurebits", OPT_FAILUREBITS, 'N',
8d9a4d83
DDO		 490 "Number representing failure bits to include in server response, 0..2^27 - 1"},
491 {"statusstring", OPT_STATUSSTRING, 's',
492 "Status string to be included in server response"},
493 {"send_error", OPT_SEND_ERROR, '-',
494 "Force server to reply with error message"},
495 {"send_unprotected", OPT_SEND_UNPROTECTED, '-',
496 "Send response messages without CMP-level protection"},
497 {"send_unprot_err", OPT_SEND_UNPROT_ERR, '-',
498 "In case of negative responses, server shall send unprotected error messages,"},
499 {OPT_MORE_STR, 0, 0,
500 "certificate responses (ip/cp/kup), and revocation responses (rp)."},
501 {OPT_MORE_STR, 0, 0,
502 "WARNING: This setting leads to behavior violating RFC 4210"},
503 {"accept_unprotected", OPT_ACCEPT_UNPROTECTED, '-',
504 "Accept missing or invalid protection of requests"},
505 {"accept_unprot_err", OPT_ACCEPT_UNPROT_ERR, '-',
506 "Accept unprotected error messages from client"},
507 {"accept_raverified", OPT_ACCEPT_RAVERIFIED, '-',
508 "Accept RAVERIFIED as proof-of-possession (POPO)"},
509
510 OPT_V_OPTIONS,
511 {NULL}
512};
513
514typedef union {
515 char **txt;
516 int *num;
517 long *num_long;
518} varref;
519static varref cmp_vars[] = { /* must be in same order as enumerated above! */
1a5ae1da 520 {&opt_config}, {&opt_section}, {(char **)&opt_verbosity},
8d9a4d83
DDO		 521
522 {&opt_cmd_s}, {&opt_infotype_s}, {&opt_geninfo},
523
524 {&opt_newkey}, {&opt_newkeypass}, {&opt_subject}, {&opt_issuer},
525 {(char **)&opt_days}, {&opt_reqexts},
526 {&opt_sans}, {(char **)&opt_san_nodefault},
527 {&opt_policies}, {&opt_policy_oids}, {(char **)&opt_policy_oids_critical},
528 {(char **)&opt_popo}, {&opt_csr},
529 {&opt_out_trusted},
530 {(char **)&opt_implicit_confirm}, {(char **)&opt_disable_confirm},
39082af2 531 {&opt_certout}, {&opt_chainout},
8d9a4d83
DDO		 532
533 {&opt_oldcert}, {(char **)&opt_revreason},
534
f6d3359d 535 {&opt_server}, {&opt_path}, {&opt_proxy}, {&opt_no_proxy},
19f97fe6 536 {&opt_recipient}, {(char **)&opt_keep_alive},
8d9a4d83
DDO		 537 {(char **)&opt_msg_timeout}, {(char **)&opt_total_timeout},
538
539 {&opt_trusted}, {&opt_untrusted}, {&opt_srvcert},
6bbff162 540 {&opt_expect_sender},
8d9a4d83
DDO		 541 {(char **)&opt_ignore_keyusage}, {(char **)&opt_unprotected_errors},
542 {&opt_extracertsout}, {&opt_cacertsout},
543
15076c26
DDO		 544 {&opt_ref}, {&opt_secret},
545 {&opt_cert}, {&opt_own_trusted}, {&opt_key}, {&opt_keypass},
8d9a4d83
DDO		 546 {&opt_digest}, {&opt_mac}, {&opt_extracerts},
547 {(char **)&opt_unprotected_requests},
548
b3c5aadf 549 {&opt_certform_s}, {&opt_keyform_s},
8d9a4d83
DDO		 550 {&opt_otherpass},
551#ifndef OPENSSL_NO_ENGINE
552 {&opt_engine},
553#endif
554
555 {(char **)&opt_tls_used}, {&opt_tls_cert}, {&opt_tls_key},
556 {&opt_tls_keypass},
557 {&opt_tls_extra}, {&opt_tls_trusted}, {&opt_tls_host},
558
559 {(char **)&opt_batch}, {(char **)&opt_repeat},
143be474
DDO		 560 {&opt_reqin}, {(char **)&opt_reqin_new_tid},
561 {&opt_reqout}, {&opt_rspin}, {&opt_rspout},
8d9a4d83
DDO		 562
563 {(char **)&opt_use_mock_srv}, {&opt_port}, {(char **)&opt_max_msgs},
564 {&opt_srv_ref}, {&opt_srv_secret},
565 {&opt_srv_cert}, {&opt_srv_key}, {&opt_srv_keypass},
566 {&opt_srv_trusted}, {&opt_srv_untrusted},
567 {&opt_rsp_cert}, {&opt_rsp_extracerts}, {&opt_rsp_capubs},
568 {(char **)&opt_poll_count}, {(char **)&opt_check_after},
569 {(char **)&opt_grant_implicitconf},
570 {(char **)&opt_pkistatus}, {(char **)&opt_failure},
571 {(char **)&opt_failurebits}, {&opt_statusstring},
572 {(char **)&opt_send_error}, {(char **)&opt_send_unprotected},
573 {(char **)&opt_send_unprot_err}, {(char **)&opt_accept_unprotected},
574 {(char **)&opt_accept_unprot_err}, {(char **)&opt_accept_raverified},
575
576 {NULL}
577};
578
1a5ae1da
DDO		 579#define FUNC (strcmp(OPENSSL_FUNC, "(unknown function)") == 0 \
580 ? "CMP" : OPENSSL_FUNC)
581#define CMP_print(bio, level, prefix, msg, a1, a2, a3) \
582 ((void)(level > opt_verbosity ? 0 : \
583 (BIO_printf(bio, "%s:%s:%d:CMP %s: " msg "\n", \
584 FUNC, OPENSSL_FILE, OPENSSL_LINE, prefix, a1, a2, a3))))
585#define CMP_DEBUG(m, a1, a2, a3) \
586 CMP_print(bio_out, OSSL_CMP_LOG_DEBUG, "debug", m, a1, a2, a3)
587#define CMP_debug(msg) CMP_DEBUG(msg"%s%s%s", "", "", "")
588#define CMP_debug1(msg, a1) CMP_DEBUG(msg"%s%s", a1, "", "")
589#define CMP_debug2(msg, a1, a2) CMP_DEBUG(msg"%s", a1, a2, "")
590#define CMP_debug3(msg, a1, a2, a3) CMP_DEBUG(msg, a1, a2, a3)
591#define CMP_INFO(msg, a1, a2, a3) \
592 CMP_print(bio_out, OSSL_CMP_LOG_INFO, "info", msg, a1, a2, a3)
8d9a4d83
DDO		 593#define CMP_info(msg) CMP_INFO(msg"%s%s%s", "", "", "")
594#define CMP_info1(msg, a1) CMP_INFO(msg"%s%s", a1, "", "")
595#define CMP_info2(msg, a1, a2) CMP_INFO(msg"%s", a1, a2, "")
596#define CMP_info3(msg, a1, a2, a3) CMP_INFO(msg, a1, a2, a3)
1a5ae1da
DDO		 597#define CMP_WARN(m, a1, a2, a3) \
598 CMP_print(bio_out, OSSL_CMP_LOG_WARNING, "warning", m, a1, a2, a3)
8d9a4d83
DDO		 599#define CMP_warn(msg) CMP_WARN(msg"%s%s%s", "", "", "")
600#define CMP_warn1(msg, a1) CMP_WARN(msg"%s%s", a1, "", "")
601#define CMP_warn2(msg, a1, a2) CMP_WARN(msg"%s", a1, a2, "")
602#define CMP_warn3(msg, a1, a2, a3) CMP_WARN(msg, a1, a2, a3)
1a5ae1da
DDO		 603#define CMP_ERR(msg, a1, a2, a3) \
604 CMP_print(bio_err, OSSL_CMP_LOG_ERR, "error", msg, a1, a2, a3)
8d9a4d83
DDO		 605#define CMP_err(msg) CMP_ERR(msg"%s%s%s", "", "", "")
606#define CMP_err1(msg, a1) CMP_ERR(msg"%s%s", a1, "", "")
607#define CMP_err2(msg, a1, a2) CMP_ERR(msg"%s", a1, a2, "")
608#define CMP_err3(msg, a1, a2, a3) CMP_ERR(msg, a1, a2, a3)
609
610static int print_to_bio_out(const char *func, const char *file, int line,
611 OSSL_CMP_severity level, const char *msg)
612{
613 return OSSL_CMP_print_to_bio(bio_out, func, file, line, level, msg);
614}
615
1a5ae1da
DDO		 616static int set_verbosity(int level)
617{
618 if (level < OSSL_CMP_LOG_EMERG || level > OSSL_CMP_LOG_MAX) {
619 CMP_err1("Logging verbosity level %d out of range (0 .. 8)", level);
620 return 0;
621 }
622 opt_verbosity = level;
623 return 1;
624}
625
8d9a4d83 626static EVP_PKEY *load_key_pwd(const char *uri, int format,
19765f5b 627 const char *pass, ENGINE *eng, const char *desc)
8d9a4d83
DDO		 628{
629 char *pass_string = get_passwd(pass, desc);
19765f5b 630 EVP_PKEY *pkey = load_key(uri, format, 0, pass_string, eng, desc);
8d9a4d83
DDO		 631
632 clear_free(pass_string);
633 return pkey;
634}
635
636static X509 *load_cert_pwd(const char *uri, const char *pass, const char *desc)
637{
638 X509 *cert;
639 char *pass_string = get_passwd(pass, desc);
640
d382e796 641 cert = load_cert_pass(uri, FORMAT_UNDEF, 0, pass_string, desc);
8d9a4d83
DDO		 642 clear_free(pass_string);
643 return cert;
644}
645
8d9a4d83
DDO		 646static X509_REQ *load_csr_autofmt(const char *infile, const char *desc)
647{
648 X509_REQ *csr;
649 BIO *bio_bak = bio_err;
8d9a4d83 650
2c0e356e
DDO		 651 bio_err = NULL; /* do not show errors on more than one try */
652 csr = load_csr(infile, FORMAT_PEM, desc);
8d9a4d83 653 bio_err = bio_bak;
2c0e356e 654 if (csr == NULL) {
8d9a4d83 655 ERR_clear_error();
2c0e356e 656 csr = load_csr(infile, FORMAT_ASN1, desc);
8d9a4d83
DDO		 657 }
658 if (csr == NULL) {
659 ERR_print_errors(bio_err);
660 BIO_printf(bio_err, "error: unable to load %s from file '%s'\n", desc,
661 infile);
6b63b7b6
DDO		 662 } else {
663 EVP_PKEY *pkey = X509_REQ_get0_pubkey(csr);
664 int ret = do_X509_REQ_verify(csr, pkey, NULL /* vfyopts */);
665
666 if (pkey == NULL || ret < 0)
667 CMP_warn("error while verifying CSR self-signature");
668 else if (ret == 0)
669 CMP_warn("CSR self-signature does not match the contents");
8d9a4d83
DDO		 670 }
671 return csr;
672}
673
8d9a4d83 674/* set expected host name/IP addr and clears the email addr in the given ts */
44c75ba6 675static int truststore_set_host_etc(X509_STORE *ts, const char *host)
8d9a4d83
DDO		 676{
677 X509_VERIFY_PARAM *ts_vpm = X509_STORE_get0_param(ts);
678
679 /* first clear any host names, IP, and email addresses */
680 if (!X509_VERIFY_PARAM_set1_host(ts_vpm, NULL, 0)
681 || !X509_VERIFY_PARAM_set1_ip(ts_vpm, NULL, 0)
682 || !X509_VERIFY_PARAM_set1_email(ts_vpm, NULL, 0))
683 return 0;
684 X509_VERIFY_PARAM_set_hostflags(ts_vpm,
685 X509_CHECK_FLAG_ALWAYS_CHECK_SUBJECT |
686 X509_CHECK_FLAG_NO_PARTIAL_WILDCARDS);
687 return (host != NULL && X509_VERIFY_PARAM_set1_ip_asc(ts_vpm, host))
688 || X509_VERIFY_PARAM_set1_host(ts_vpm, host, 0);
689}
690
8d9a4d83
DDO		 691/* write OSSL_CMP_MSG DER-encoded to the specified file name item */
692static int write_PKIMESSAGE(const OSSL_CMP_MSG *msg, char **filenames)
693{
694 char *file;
8d9a4d83
DDO		 695
696 if (msg == NULL || filenames == NULL) {
697 CMP_err("NULL arg to write_PKIMESSAGE");
698 return 0;
699 }
700 if (*filenames == NULL) {
5e128ed1 701 CMP_err("not enough file names provided for writing PKIMessage");
8d9a4d83
DDO		 702 return 0;
703 }
704
705 file = *filenames;
706 *filenames = next_item(file);
1202de44 707 if (OSSL_CMP_MSG_write(file, msg) < 0) {
5e128ed1 708 CMP_err1("cannot write PKIMessage to file '%s'", file);
8d9a4d83
DDO		 709 return 0;
710 }
8d9a4d83
DDO		 711 return 1;
712}
713
714/* read DER-encoded OSSL_CMP_MSG from the specified file name item */
715static OSSL_CMP_MSG *read_PKIMESSAGE(char **filenames)
716{
717 char *file;
8d9a4d83
DDO		 718 OSSL_CMP_MSG *ret;
719
720 if (filenames == NULL) {
721 CMP_err("NULL arg to read_PKIMESSAGE");
722 return NULL;
723 }
724 if (*filenames == NULL) {
5e128ed1 725 CMP_err("not enough file names provided for reading PKIMessage");
8d9a4d83
DDO		 726 return NULL;
727 }
728
729 file = *filenames;
730 *filenames = next_item(file);
fafa56a1 731
c6313780 732 ret = OSSL_CMP_MSG_read(file, app_get0_libctx(), app_get0_propq());
8d9a4d83 733 if (ret == NULL)
5e128ed1 734 CMP_err1("cannot read PKIMessage from file '%s'", file);
8d9a4d83
DDO		 735 return ret;
736}
737
738/*-
739 * Sends the PKIMessage req and on success place the response in *res
740 * basically like OSSL_CMP_MSG_http_perform(), but in addition allows
741 * to dump the sequence of requests and responses to files and/or
742 * to take the sequence of requests and responses from files.
743 */
744static OSSL_CMP_MSG *read_write_req_resp(OSSL_CMP_CTX *ctx,
745 const OSSL_CMP_MSG *req)
746{
747 OSSL_CMP_MSG *req_new = NULL;
748 OSSL_CMP_MSG *res = NULL;
749 OSSL_CMP_PKIHEADER *hdr;
750
751 if (req != NULL && opt_reqout != NULL
752 && !write_PKIMESSAGE(req, &opt_reqout))
753 goto err;
143be474
DDO		 754 if (opt_reqin != NULL && opt_rspin == NULL) {
755 if ((req_new = read_PKIMESSAGE(&opt_reqin)) == NULL)
756 goto err;
757 /*-
758 * The transaction ID in req_new read from opt_reqin may not be fresh.
759 * In this case the server may complain "Transaction id already in use."
760 * The following workaround unfortunately requires re-protection.
761 */
762 if (opt_reqin_new_tid
763 && !OSSL_CMP_MSG_update_transactionID(ctx, req_new))
764 goto err;
8d9a4d83
DDO		 765 }
766
767 if (opt_rspin != NULL) {
768 res = read_PKIMESSAGE(&opt_rspin);
769 } else {
770 const OSSL_CMP_MSG *actual_req = opt_reqin != NULL ? req_new : req;
771
772 res = opt_use_mock_srv
773 ? OSSL_CMP_CTX_server_perform(ctx, actual_req)
774 : OSSL_CMP_MSG_http_perform(ctx, actual_req);
775 }
776 if (res == NULL)
777 goto err;
778
779 if (opt_reqin != NULL || opt_rspin != NULL) {
780 /* need to satisfy nonce and transactionID checks */
781 ASN1_OCTET_STRING *nonce;
782 ASN1_OCTET_STRING *tid;
783
784 hdr = OSSL_CMP_MSG_get0_header(res);
785 nonce = OSSL_CMP_HDR_get0_recipNonce(hdr);
786 tid = OSSL_CMP_HDR_get0_transactionID(hdr);
787 if (!OSSL_CMP_CTX_set1_senderNonce(ctx, nonce)
788 || !OSSL_CMP_CTX_set1_transactionID(ctx, tid)) {
789 OSSL_CMP_MSG_free(res);
790 res = NULL;
791 goto err;
792 }
793 }
794
795 if (opt_rspout != NULL && !write_PKIMESSAGE(res, &opt_rspout)) {
796 OSSL_CMP_MSG_free(res);
797 res = NULL;
798 }
799
800 err:
801 OSSL_CMP_MSG_free(req_new);
802 return res;
803}
804
8d9a4d83
DDO		 805static int set_name(const char *str,
806 int (*set_fn) (OSSL_CMP_CTX *ctx, const X509_NAME *name),
807 OSSL_CMP_CTX *ctx, const char *desc)
808{
809 if (str != NULL) {
5a0991d0 810 X509_NAME *n = parse_name(str, MBSTRING_ASC, 1, desc);
8d9a4d83 811
57c05c57 812 if (n == NULL)
8d9a4d83 813 return 0;
8d9a4d83
DDO		 814 if (!(*set_fn) (ctx, n)) {
815 X509_NAME_free(n);
816 CMP_err("out of memory");
817 return 0;
818 }
819 X509_NAME_free(n);
820 }
821 return 1;
822}
823
824static int set_gennames(OSSL_CMP_CTX *ctx, char *names, const char *desc)
825{
826 char *next;
827
828 for (; names != NULL; names = next) {
829 GENERAL_NAME *n;
830
831 next = next_item(names);
832 if (strcmp(names, "critical") == 0) {
833 (void)OSSL_CMP_CTX_set_option(ctx,
834 OSSL_CMP_OPT_SUBJECTALTNAME_CRITICAL,
835 1);
836 continue;
837 }
838
839 /* try IP address first, then URI or domain name */
840 (void)ERR_set_mark();
841 n = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_IPADD, names, 0);
842 if (n == NULL)
843 n = a2i_GENERAL_NAME(NULL, NULL, NULL,
844 strchr(names, ':') != NULL ? GEN_URI : GEN_DNS,
845 names, 0);
846 (void)ERR_pop_to_mark();
847
848 if (n == NULL) {
849 CMP_err2("bad syntax of %s '%s'", desc, names);
850 return 0;
851 }
852 if (!OSSL_CMP_CTX_push1_subjectAltName(ctx, n)) {
853 GENERAL_NAME_free(n);
854 CMP_err("out of memory");
855 return 0;
856 }
857 GENERAL_NAME_free(n);
858 }
859 return 1;
860}
861
a0745e2b
DDO		 862static X509_STORE *load_trusted(char *input, int for_new_cert, const char *desc)
863{
f62846b7 864 X509_STORE *ts = load_certstore(input, opt_otherpass, desc, vpm);
a0745e2b
DDO		 865
866 if (ts == NULL)
867 return NULL;
868 X509_STORE_set_verify_cb(ts, X509_STORE_CTX_print_verify_cb);
869
870 /* copy vpm to store */
871 if (X509_STORE_set1_param(ts, vpm /* may be NULL */)
872 && (for_new_cert || truststore_set_host_etc(ts, NULL)))
873 return ts;
874 BIO_printf(bio_err, "error setting verification parameters\n");
875 OSSL_CMP_CTX_print_errors(cmp_ctx);
876 X509_STORE_free(ts);
877 return NULL;
878}
879
8d9a4d83 880typedef int (*add_X509_stack_fn_t)(void *ctx, const STACK_OF(X509) *certs);
8d9a4d83
DDO		 881
882static int setup_certs(char *files, const char *desc, void *ctx,
a0745e2b 883 add_X509_stack_fn_t set1_fn)
8d9a4d83 884{
a0745e2b
DDO		 885 STACK_OF(X509) *certs;
886 int ok;
8d9a4d83 887
a0745e2b
DDO		 888 if (files == NULL)
889 return 1;
f62846b7 890 if ((certs = load_certs_multifile(files, opt_otherpass, desc, vpm)) == NULL)
a0745e2b
DDO		 891 return 0;
892 ok = (*set1_fn)(ctx, certs);
893 sk_X509_pop_free(certs, X509_free);
894 return ok;
8d9a4d83
DDO		 895}
896
897
898/*
899 * parse and transform some options, checking their syntax.
900 * Returns 1 on success, 0 on error
901 */
902static int transform_opts(void)
903{
904 if (opt_cmd_s != NULL) {
905 if (!strcmp(opt_cmd_s, "ir")) {
906 opt_cmd = CMP_IR;
907 } else if (!strcmp(opt_cmd_s, "kur")) {
908 opt_cmd = CMP_KUR;
909 } else if (!strcmp(opt_cmd_s, "cr")) {
910 opt_cmd = CMP_CR;
911 } else if (!strcmp(opt_cmd_s, "p10cr")) {
912 opt_cmd = CMP_P10CR;
913 } else if (!strcmp(opt_cmd_s, "rr")) {
914 opt_cmd = CMP_RR;
915 } else if (!strcmp(opt_cmd_s, "genm")) {
916 opt_cmd = CMP_GENM;
917 } else {
918 CMP_err1("unknown cmp command '%s'", opt_cmd_s);
919 return 0;
920 }
921 } else {
922 CMP_err("no cmp command to execute");
923 return 0;
924 }
925
b36d6a5e 926#ifndef OPENSSL_NO_ENGINE
8d9a4d83
DDO		 927# define FORMAT_OPTIONS (OPT_FMT_PEMDER | OPT_FMT_PKCS12 | OPT_FMT_ENGINE)
928#else
929# define FORMAT_OPTIONS (OPT_FMT_PEMDER | OPT_FMT_PKCS12)
930#endif
931
932 if (opt_keyform_s != NULL
933 && !opt_format(opt_keyform_s, FORMAT_OPTIONS, &opt_keyform)) {
934 CMP_err("unknown option given for key loading format");
935 return 0;
936 }
937
938#undef FORMAT_OPTIONS
939
940 if (opt_certform_s != NULL
941 && !opt_format(opt_certform_s, OPT_FMT_PEMDER, &opt_certform)) {
942 CMP_err("unknown option given for certificate storing format");
943 return 0;
944 }
945
8d9a4d83
DDO		 946 return 1;
947}
948
19765f5b 949static OSSL_CMP_SRV_CTX *setup_srv_ctx(ENGINE *engine)
8d9a4d83
DDO		 950{
951 OSSL_CMP_CTX *ctx; /* extra CMP (client) ctx partly used by server */
1a7cd250
DDO		 952 OSSL_CMP_SRV_CTX *srv_ctx = ossl_cmp_mock_srv_new(app_get0_libctx(),
953 app_get0_propq());
8d9a4d83
DDO		 954
955 if (srv_ctx == NULL)
956 return NULL;
957 ctx = OSSL_CMP_SRV_CTX_get0_cmp_ctx(srv_ctx);
958
959 if (opt_srv_ref == NULL) {
960 if (opt_srv_cert == NULL) {
961 /* opt_srv_cert should determine the sender */
962 CMP_err("must give -srv_ref for server if no -srv_cert given");
963 goto err;
964 }
965 } else {
966 if (!OSSL_CMP_CTX_set1_referenceValue(ctx, (unsigned char *)opt_srv_ref,
967 strlen(opt_srv_ref)))
968 goto err;
969 }
970
971 if (opt_srv_secret != NULL) {
972 int res;
973 char *pass_str = get_passwd(opt_srv_secret, "PBMAC secret of server");
974
975 if (pass_str != NULL) {
976 cleanse(opt_srv_secret);
977 res = OSSL_CMP_CTX_set1_secretValue(ctx, (unsigned char *)pass_str,
978 strlen(pass_str));
979 clear_free(pass_str);
980 if (res == 0)
981 goto err;
982 }
983 } else if (opt_srv_cert == NULL) {
984 CMP_err("server credentials must be given if -use_mock_srv or -port is used");
985 goto err;
986 } else {
987 CMP_warn("server will not be able to handle PBM-protected requests since -srv_secret is not given");
988 }
989
990 if (opt_srv_secret == NULL
991 && ((opt_srv_cert == NULL) != (opt_srv_key == NULL))) {
992 CMP_err("must give both -srv_cert and -srv_key options or neither");
993 goto err;
994 }
995 if (opt_srv_cert != NULL) {
996 X509 *srv_cert = load_cert_pwd(opt_srv_cert, opt_srv_keypass,
997 "certificate of the server");
63f1883d
DDO		 998
999 if (srv_cert == NULL || !OSSL_CMP_CTX_set1_cert(ctx, srv_cert)) {
8d9a4d83
DDO		 1000 X509_free(srv_cert);
1001 goto err;
1002 }
1003 X509_free(srv_cert);
1004 }
1005 if (opt_srv_key != NULL) {
1006 EVP_PKEY *pkey = load_key_pwd(opt_srv_key, opt_keyform,
1007 opt_srv_keypass,
19765f5b 1008 engine, "private key for server cert");
8d9a4d83
DDO		 1009
1010 if (pkey == NULL || !OSSL_CMP_CTX_set1_pkey(ctx, pkey)) {
1011 EVP_PKEY_free(pkey);
1012 goto err;
1013 }
1014 EVP_PKEY_free(pkey);
1015 }
1016 cleanse(opt_srv_keypass);
1017
1018 if (opt_srv_trusted != NULL) {
1019 X509_STORE *ts =
a0745e2b 1020 load_trusted(opt_srv_trusted, 0, "certs trusted by server");
8d9a4d83 1021
a0745e2b 1022 if (ts == NULL || !OSSL_CMP_CTX_set0_trustedStore(ctx, ts)) {
8d9a4d83
DDO		 1023 X509_STORE_free(ts);
1024 goto err;
1025 }
1026 } else {
1027 CMP_warn("server will not be able to handle signature-protected requests since -srv_trusted is not given");
1028 }
2c0e356e
DDO		 1029 if (!setup_certs(opt_srv_untrusted,
1030 "untrusted certificates for mock server", ctx,
a0745e2b 1031 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_untrusted))
8d9a4d83
DDO		 1032 goto err;
1033
1034 if (opt_rsp_cert == NULL) {
1035 CMP_err("must give -rsp_cert for mock server");
1036 goto err;
1037 } else {
1038 X509 *cert = load_cert_pwd(opt_rsp_cert, opt_keypass,
1039 "cert to be returned by the mock server");
1040
1041 if (cert == NULL)
1042 goto err;
1043 /* from server perspective the server is the client */
1044 if (!ossl_cmp_mock_srv_set1_certOut(srv_ctx, cert)) {
1045 X509_free(cert);
1046 goto err;
1047 }
1048 X509_free(cert);
1049 }
8d9a4d83
DDO		 1050 if (!setup_certs(opt_rsp_extracerts,
1051 "CMP extra certificates for mock server", srv_ctx,
a0745e2b 1052 (add_X509_stack_fn_t)ossl_cmp_mock_srv_set1_chainOut))
8d9a4d83
DDO		 1053 goto err;
1054 if (!setup_certs(opt_rsp_capubs, "caPubs for mock server", srv_ctx,
a0745e2b 1055 (add_X509_stack_fn_t)ossl_cmp_mock_srv_set1_caPubsOut))
8d9a4d83
DDO		 1056 goto err;
1057 (void)ossl_cmp_mock_srv_set_pollCount(srv_ctx, opt_poll_count);
1058 (void)ossl_cmp_mock_srv_set_checkAfterTime(srv_ctx, opt_check_after);
1059 if (opt_grant_implicitconf)
1060 (void)OSSL_CMP_SRV_CTX_set_grant_implicit_confirm(srv_ctx, 1);
1061
1062 if (opt_failure != INT_MIN) { /* option has been set explicity */
1063 if (opt_failure < 0 || OSSL_CMP_PKIFAILUREINFO_MAX < opt_failure) {
1064 CMP_err1("-failure out of range, should be >= 0 and <= %d",
1065 OSSL_CMP_PKIFAILUREINFO_MAX);
1066 goto err;
1067 }
1068 if (opt_failurebits != 0)
1069 CMP_warn("-failurebits overrides -failure");
1070 else
1071 opt_failurebits = 1 << opt_failure;
1072 }
1073 if ((unsigned)opt_failurebits > OSSL_CMP_PKIFAILUREINFO_MAX_BIT_PATTERN) {
1074 CMP_err("-failurebits out of range");
1075 goto err;
1076 }
1077 if (!ossl_cmp_mock_srv_set_statusInfo(srv_ctx, opt_pkistatus,
1078 opt_failurebits, opt_statusstring))
1079 goto err;
1080
1081 if (opt_send_error)
1082 (void)ossl_cmp_mock_srv_set_send_error(srv_ctx, 1);
1083
1084 if (opt_send_unprotected)
1085 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_SEND, 1);
1086 if (opt_send_unprot_err)
1087 (void)OSSL_CMP_SRV_CTX_set_send_unprotected_errors(srv_ctx, 1);
1088 if (opt_accept_unprotected)
1089 (void)OSSL_CMP_SRV_CTX_set_accept_unprotected(srv_ctx, 1);
1090 if (opt_accept_unprot_err)
1091 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_ERRORS, 1);
1092 if (opt_accept_raverified)
1093 (void)OSSL_CMP_SRV_CTX_set_accept_raverified(srv_ctx, 1);
1094
1095 return srv_ctx;
1096
1097 err:
1098 ossl_cmp_mock_srv_free(srv_ctx);
1099 return NULL;
1100}
1101
1102/*
1103 * set up verification aspects of OSSL_CMP_CTX w.r.t. opts from config file/CLI.
1104 * Returns pointer on success, NULL on error
1105 */
1106static int setup_verification_ctx(OSSL_CMP_CTX *ctx)
1107{
1108 if (!setup_certs(opt_untrusted, "untrusted certificates", ctx,
a0745e2b
DDO		 1109 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_untrusted))
1110 return 0;
8d9a4d83
DDO		 1111
1112 if (opt_srvcert != NULL || opt_trusted != NULL) {
a0745e2b
DDO		 1113 X509 *srvcert;
1114 X509_STORE *ts;
1115 int ok;
8d9a4d83
DDO		 1116
1117 if (opt_srvcert != NULL) {
8d9a4d83
DDO		 1118 if (opt_trusted != NULL) {
1119 CMP_warn("-trusted option is ignored since -srvcert option is present");
1120 opt_trusted = NULL;
1121 }
1122 if (opt_recipient != NULL) {
1123 CMP_warn("-recipient option is ignored since -srvcert option is present");
1124 opt_recipient = NULL;
1125 }
1126 srvcert = load_cert_pwd(opt_srvcert, opt_otherpass,
1127 "directly trusted CMP server certificate");
a0745e2b 1128 ok = srvcert != NULL && OSSL_CMP_CTX_set1_srvCert(ctx, srvcert);
8d9a4d83 1129 X509_free(srvcert);
a0745e2b
DDO		 1130 if (!ok)
1131 return 0;
8d9a4d83 1132 }
a0745e2b
DDO		 1133 if (opt_trusted != NULL) {
1134 /*
1135 * the 0 arg below clears any expected host/ip/email address;
1136 * opt_expect_sender is used instead
1137 */
1138 ts = load_trusted(opt_trusted, 0, "certs trusted by client");
1139
1140 if (ts == NULL || !OSSL_CMP_CTX_set0_trustedStore(ctx, ts)) {
1141 X509_STORE_free(ts);
1142 return 0;
1143 }
8d9a4d83
DDO		 1144 }
1145 }
1146
1147 if (opt_ignore_keyusage)
1148 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_IGNORE_KEYUSAGE, 1);
1149
1150 if (opt_unprotected_errors)
1151 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_ERRORS, 1);
1152
1153 if (opt_out_trusted != NULL) { /* for use in OSSL_CMP_certConf_cb() */
1154 X509_VERIFY_PARAM *out_vpm = NULL;
1155 X509_STORE *out_trusted =
a0745e2b
DDO		 1156 load_trusted(opt_out_trusted, 1,
1157 "trusted certs for verifying newly enrolled cert");
8d9a4d83
DDO		 1158
1159 if (out_trusted == NULL)
a0745e2b 1160 return 0;
8d9a4d83
DDO		 1161 /* ignore any -attime here, new certs are current anyway */
1162 out_vpm = X509_STORE_get0_param(out_trusted);
1163 X509_VERIFY_PARAM_clear_flags(out_vpm, X509_V_FLAG_USE_CHECK_TIME);
1164
1165 (void)OSSL_CMP_CTX_set_certConf_cb_arg(ctx, out_trusted);
1166 }
1167
1168 if (opt_disable_confirm)
1169 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_DISABLE_CONFIRM, 1);
1170
1171 if (opt_implicit_confirm)
1172 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_IMPLICIT_CONFIRM, 1);
1173
8d9a4d83 1174 return 1;
8d9a4d83
DDO		 1175}
1176
1177#ifndef OPENSSL_NO_SOCK
1178/*
1179 * set up ssl_ctx for the OSSL_CMP_CTX based on options from config file/CLI.
1180 * Returns pointer on success, NULL on error
1181 */
44c75ba6
DDO		 1182static SSL_CTX *setup_ssl_ctx(OSSL_CMP_CTX *ctx, const char *host,
1183 ENGINE *engine)
8d9a4d83 1184{
a0745e2b 1185 STACK_OF(X509) *untrusted = OSSL_CMP_CTX_get0_untrusted(ctx);
8d9a4d83
DDO		 1186 EVP_PKEY *pkey = NULL;
1187 X509_STORE *trust_store = NULL;
1188 SSL_CTX *ssl_ctx;
1189 int i;
1190
1191 ssl_ctx = SSL_CTX_new(TLS_client_method());
1192 if (ssl_ctx == NULL)
1193 return NULL;
1194
8d9a4d83 1195 if (opt_tls_trusted != NULL) {
f62846b7
DDO		 1196 trust_store = load_certstore(opt_tls_trusted, opt_otherpass,
1197 "trusted TLS certificates", vpm);
1198 if (trust_store == NULL)
8d9a4d83
DDO		 1199 goto err;
1200 SSL_CTX_set_cert_store(ssl_ctx, trust_store);
1201 /* for improved diagnostics on SSL_CTX_build_cert_chain() errors: */
1202 X509_STORE_set_verify_cb(trust_store, X509_STORE_CTX_print_verify_cb);
1203 }
1204
1205 if (opt_tls_cert != NULL && opt_tls_key != NULL) {
1206 X509 *cert;
1207 STACK_OF(X509) *certs = NULL;
2c0e356e 1208 int ok;
8d9a4d83 1209
2c0e356e 1210 if (!load_cert_certs(opt_tls_cert, &cert, &certs, 0, opt_tls_keypass,
f62846b7
DDO		 1211 "TLS client certificate (optionally with chain)",
1212 vpm))
2c0e356e 1213 /* need opt_tls_keypass if opt_tls_cert is encrypted PKCS#12 file */
8d9a4d83
DDO		 1214 goto err;
1215
2c0e356e
DDO		 1216 ok = SSL_CTX_use_certificate(ssl_ctx, cert) > 0;
1217 X509_free(cert);
8d9a4d83
DDO		 1218
1219 /*
1220 * Any further certs and any untrusted certs are used for constructing
8b22c283 1221 * the chain to be provided with the TLS client cert to the TLS server.
8d9a4d83 1222 */
2c0e356e
DDO		 1223 if (!ok || !SSL_CTX_set0_chain(ssl_ctx, certs)) {
1224 CMP_err1("unable to use client TLS certificate file '%s'",
1225 opt_tls_cert);
8d9a4d83
DDO		 1226 sk_X509_pop_free(certs, X509_free);
1227 goto err;
1228 }
a0745e2b
DDO		 1229 for (i = 0; i < sk_X509_num(untrusted); i++) {
1230 cert = sk_X509_value(untrusted, i);
8d9a4d83
DDO		 1231 if (!SSL_CTX_add1_chain_cert(ssl_ctx, cert)) {
1232 CMP_err("could not add untrusted cert to TLS client cert chain");
1233 goto err;
1234 }
1235 }
a0745e2b
DDO		 1236
1237 {
1238 X509_VERIFY_PARAM *tls_vpm = NULL;
1239 unsigned long bak_flags = 0; /* compiler warns without init */
1240
1241 if (trust_store != NULL) {
1242 tls_vpm = X509_STORE_get0_param(trust_store);
1243 bak_flags = X509_VERIFY_PARAM_get_flags(tls_vpm);
1244 /* disable any cert status/revocation checking etc. */
1245 X509_VERIFY_PARAM_clear_flags(tls_vpm,
1246 ~(X509_V_FLAG_USE_CHECK_TIME
1247 | X509_V_FLAG_NO_CHECK_TIME));
1248 }
1249 CMP_debug("trying to build cert chain for own TLS cert");
1250 if (SSL_CTX_build_cert_chain(ssl_ctx,
1251 SSL_BUILD_CHAIN_FLAG_UNTRUSTED |
1252 SSL_BUILD_CHAIN_FLAG_NO_ROOT)) {
1253 CMP_debug("success building cert chain for own TLS cert");
1254 } else {
1255 OSSL_CMP_CTX_print_errors(ctx);
1256 CMP_warn("could not build cert chain for own TLS cert");
1257 }
1258 if (trust_store != NULL)
1259 X509_VERIFY_PARAM_set_flags(tls_vpm, bak_flags);
8d9a4d83
DDO		 1260 }
1261
1262 /* If present we append to the list also the certs from opt_tls_extra */
1263 if (opt_tls_extra != NULL) {
1264 STACK_OF(X509) *tls_extra = load_certs_multifile(opt_tls_extra,
1265 opt_otherpass,
f62846b7
DDO		 1266 "extra certificates for TLS",
1267 vpm);
8d9a4d83
DDO		 1268 int res = 1;
1269
1270 if (tls_extra == NULL)
1271 goto err;
1272 for (i = 0; i < sk_X509_num(tls_extra); i++) {
1273 cert = sk_X509_value(tls_extra, i);
1274 if (res != 0)
1275 res = SSL_CTX_add_extra_chain_cert(ssl_ctx, cert);
1276 if (res == 0)
1277 X509_free(cert);
1278 }
1279 sk_X509_free(tls_extra);
1280 if (res == 0) {
1281 BIO_printf(bio_err, "error: unable to add TLS extra certs\n");
1282 goto err;
1283 }
1284 }
1285
1286 pkey = load_key_pwd(opt_tls_key, opt_keyform, opt_tls_keypass,
19765f5b 1287 engine, "TLS client private key");
8d9a4d83
DDO		 1288 cleanse(opt_tls_keypass);
1289 if (pkey == NULL)
1290 goto err;
1291 /*
1292 * verify the key matches the cert,
1293 * not using SSL_CTX_check_private_key(ssl_ctx)
1294 * because it gives poor and sometimes misleading diagnostics
1295 */
1296 if (!X509_check_private_key(SSL_CTX_get0_certificate(ssl_ctx),
1297 pkey)) {
1298 CMP_err2("TLS private key '%s' does not match the TLS certificate '%s'\n",
1299 opt_tls_key, opt_tls_cert);
1300 EVP_PKEY_free(pkey);
1301 pkey = NULL; /* otherwise, for some reason double free! */
1302 goto err;
1303 }
1304 if (SSL_CTX_use_PrivateKey(ssl_ctx, pkey) <= 0) {
1305 CMP_err1("unable to use TLS client private key '%s'", opt_tls_key);
1306 EVP_PKEY_free(pkey);
1307 pkey = NULL; /* otherwise, for some reason double free! */
1308 goto err;
1309 }
1310 EVP_PKEY_free(pkey); /* we do not need the handle any more */
1311 }
1312 if (opt_tls_trusted != NULL) {
1313 /* enable and parameterize server hostname/IP address check */
1314 if (!truststore_set_host_etc(trust_store,
44c75ba6 1315 opt_tls_host != NULL ? opt_tls_host : host))
8d9a4d83
DDO		 1316 goto err;
1317 SSL_CTX_set_verify(ssl_ctx, SSL_VERIFY_PEER, NULL);
1318 }
1319 return ssl_ctx;
1320 err:
1321 SSL_CTX_free(ssl_ctx);
1322 return NULL;
1323}
1324#endif
1325
1326/*
1327 * set up protection aspects of OSSL_CMP_CTX based on options from config
1328 * file/CLI while parsing options and checking their consistency.
1329 * Returns 1 on success, 0 on error
1330 */
19765f5b 1331static int setup_protection_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83 1332{
ef2d3588
DDO		 1333 if (!opt_unprotected_requests && opt_secret == NULL && opt_key == NULL) {
1334 CMP_err("must give -key or -secret unless -unprotected_requests is used");
a0745e2b 1335 return 0;
8d9a4d83
DDO		 1336 }
1337
1338 if (opt_ref == NULL && opt_cert == NULL && opt_subject == NULL) {
1339 /* cert or subject should determine the sender */
1340 CMP_err("must give -ref if no -cert and no -subject given");
a0745e2b 1341 return 0;
8d9a4d83
DDO		 1342 }
1343 if (!opt_secret && ((opt_cert == NULL) != (opt_key == NULL))) {
1344 CMP_err("must give both -cert and -key options or neither");
a0745e2b 1345 return 0;
8d9a4d83
DDO		 1346 }
1347 if (opt_secret != NULL) {
1348 char *pass_string = get_passwd(opt_secret, "PBMAC");
1349 int res;
1350
1351 if (pass_string != NULL) {
1352 cleanse(opt_secret);
1353 res = OSSL_CMP_CTX_set1_secretValue(ctx,
1354 (unsigned char *)pass_string,
1355 strlen(pass_string));
1356 clear_free(pass_string);
1357 if (res == 0)
a0745e2b 1358 return 0;
8d9a4d83
DDO		 1359 }
1360 if (opt_cert != NULL || opt_key != NULL)
ef2d3588 1361 CMP_warn("-cert and -key not used for protection since -secret is given");
8d9a4d83
DDO		 1362 }
1363 if (opt_ref != NULL
1364 && !OSSL_CMP_CTX_set1_referenceValue(ctx, (unsigned char *)opt_ref,
1365 strlen(opt_ref)))
a0745e2b 1366 return 0;
8d9a4d83
DDO		 1367
1368 if (opt_key != NULL) {
19765f5b 1369 EVP_PKEY *pkey = load_key_pwd(opt_key, opt_keyform, opt_keypass, engine,
8d9a4d83
DDO		 1370 "private key for CMP client certificate");
1371
1372 if (pkey == NULL || !OSSL_CMP_CTX_set1_pkey(ctx, pkey)) {
1373 EVP_PKEY_free(pkey);
a0745e2b 1374 return 0;
8d9a4d83
DDO		 1375 }
1376 EVP_PKEY_free(pkey);
1377 }
b434b2c0
DDO		 1378 if (opt_secret == NULL && opt_srvcert == NULL && opt_trusted == NULL)
1379 CMP_warn("will not authenticate server due to missing -secret, -trusted, or -srvcert");
8d9a4d83
DDO		 1380
1381 if (opt_cert != NULL) {
63f1883d 1382 X509 *cert;
8d9a4d83 1383 STACK_OF(X509) *certs = NULL;
15076c26 1384 X509_STORE *own_trusted = NULL;
a0745e2b 1385 int ok;
8d9a4d83 1386
2c0e356e 1387 if (!load_cert_certs(opt_cert, &cert, &certs, 0, opt_keypass,
f62846b7
DDO		 1388 "CMP client certificate (optionally with chain)",
1389 vpm))
8d9a4d83 1390 /* opt_keypass is needed if opt_cert is an encrypted PKCS#12 file */
a0745e2b 1391 return 0;
63f1883d
DDO		 1392 ok = OSSL_CMP_CTX_set1_cert(ctx, cert);
1393 X509_free(cert);
15076c26
DDO		 1394 if (!ok) {
1395 CMP_err("out of memory");
1396 } else {
1397 if (opt_own_trusted != NULL) {
a0745e2b
DDO		 1398 own_trusted = load_trusted(opt_own_trusted, 0,
1399 "trusted certs for verifying own CMP signer cert");
1400 ok = own_trusted != NULL;
15076c26
DDO		 1401 }
1402 ok = ok && OSSL_CMP_CTX_build_cert_chain(ctx, own_trusted, certs);
8d9a4d83 1403 }
15076c26 1404 X509_STORE_free(own_trusted);
8d9a4d83
DDO		 1405 sk_X509_pop_free(certs, X509_free);
1406 if (!ok)
a0745e2b 1407 return 0;
15076c26
DDO		 1408 } else if (opt_own_trusted != NULL) {
1409 CMP_warn("-own_trusted option is ignored without -cert");
8d9a4d83
DDO		 1410 }
1411
1412 if (!setup_certs(opt_extracerts, "extra certificates for CMP", ctx,
a0745e2b
DDO		 1413 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_extraCertsOut))
1414 return 0;
8d9a4d83
DDO		 1415 cleanse(opt_otherpass);
1416
1417 if (opt_unprotected_requests)
1418 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_SEND, 1);
1419
1420 if (opt_digest != NULL) {
1421 int digest = OBJ_ln2nid(opt_digest);
1422
1423 if (digest == NID_undef) {
1424 CMP_err1("digest algorithm name not recognized: '%s'", opt_digest);
a0745e2b 1425 return 0;
8d9a4d83 1426 }
6d1f50b5
DDO		 1427 if (!OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_DIGEST_ALGNID, digest)
1428 || !OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_OWF_ALGNID, digest)) {
1429 CMP_err1("digest algorithm name not supported: '%s'", opt_digest);
a0745e2b 1430 return 0;
6d1f50b5 1431 }
8d9a4d83
DDO		 1432 }
1433
1434 if (opt_mac != NULL) {
1435 int mac = OBJ_ln2nid(opt_mac);
1436 if (mac == NID_undef) {
1437 CMP_err1("MAC algorithm name not recognized: '%s'", opt_mac);
a0745e2b 1438 return 0;
8d9a4d83
DDO		 1439 }
1440 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_MAC_ALGNID, mac);
1441 }
1442 return 1;
8d9a4d83
DDO		 1443}
1444
1445/*
1446 * set up IR/CR/KUR/CertConf/RR specific parts of the OSSL_CMP_CTX
1447 * based on options from config file/CLI.
1448 * Returns pointer on success, NULL on error
1449 */
19765f5b 1450static int setup_request_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83 1451{
b51bed05
DDO		 1452 X509_REQ *csr = NULL;
1453 X509_EXTENSIONS *exts = NULL;
1454 X509V3_CTX ext_ctx;
1455
3d46c81a
DDO		 1456 if (opt_subject == NULL
1457 && opt_csr == NULL && opt_oldcert == NULL && opt_cert == NULL
62261446 1458 && opt_cmd != CMP_RR && opt_cmd != CMP_GENM)
3d46c81a 1459 CMP_warn("no -subject given; no -csr or -oldcert or -cert available for fallback");
dd5fa5f5
DDO		 1460
1461 if (opt_cmd == CMP_IR || opt_cmd == CMP_CR || opt_cmd == CMP_KUR) {
1462 if (opt_newkey == NULL && opt_key == NULL && opt_csr == NULL) {
1463 CMP_err("missing -newkey (or -key) to be certified and no -csr given");
1464 return 0;
1465 }
1466 if (opt_certout == NULL) {
1467 CMP_err("-certout not given, nowhere to save newly enrolled certificate");
1468 return 0;
1469 }
1470 if (!set_name(opt_subject, OSSL_CMP_CTX_set1_subjectName, ctx, "subject")
1471 || !set_name(opt_issuer, OSSL_CMP_CTX_set1_issuer, ctx, "issuer"))
1472 return 0;
1473 } else {
1474 const char *msg = "option is ignored for commands other than 'ir', 'cr', and 'kur'";
1475
1476 if (opt_subject != NULL) {
1477 if (opt_ref == NULL && opt_cert == NULL) {
1478 /* use subject as default sender unless oldcert subject is used */
1479 if (!set_name(opt_subject, OSSL_CMP_CTX_set1_subjectName, ctx, "subject"))
1480 return 0;
1481 } else {
1482 CMP_warn1("-subject %s since -ref or -cert is given", msg);
1483 }
1484 }
1485 if (opt_issuer != NULL)
1486 CMP_warn1("-issuer %s", msg);
1487 if (opt_reqexts != NULL)
1488 CMP_warn1("-reqexts %s", msg);
1489 if (opt_san_nodefault)
1490 CMP_warn1("-san_nodefault %s", msg);
1491 if (opt_sans != NULL)
1492 CMP_warn1("-sans %s", msg);
1493 if (opt_policies != NULL)
1494 CMP_warn1("-policies %s", msg);
1495 if (opt_policy_oids != NULL)
1496 CMP_warn1("-policy_oids %s", msg);
1497 }
1498 if (opt_cmd == CMP_KUR) {
1499 char *ref_cert = opt_oldcert != NULL ? opt_oldcert : opt_cert;
1500
1501 if (ref_cert == NULL && opt_csr == NULL) {
1502 CMP_err("missing -oldcert for certificate to be updated and no -csr given");
1503 return 0;
1504 }
1505 if (opt_subject != NULL)
1506 CMP_warn2("given -subject '%s' overrides the subject of '%s' for KUR",
1507 opt_subject, ref_cert != NULL ? ref_cert : opt_csr);
1508 }
1509 if (opt_cmd == CMP_RR) {
1510 if (opt_oldcert == NULL && opt_csr == NULL) {
1511 CMP_err("missing -oldcert for certificate to be revoked and no -csr given");
1512 return 0;
1513 }
1514 if (opt_oldcert != NULL && opt_csr != NULL)
1515 CMP_warn("ignoring -csr since certificate to be revoked is given");
1516 }
1517 if (opt_cmd == CMP_P10CR && opt_csr == NULL) {
1518 CMP_err("missing PKCS#10 CSR for p10cr");
a0745e2b 1519 return 0;
dd5fa5f5
DDO		 1520 }
1521
1522 if (opt_recipient == NULL && opt_srvcert == NULL && opt_issuer == NULL
1523 && opt_oldcert == NULL && opt_cert == NULL)
1524 CMP_warn("missing -recipient, -srvcert, -issuer, -oldcert or -cert; recipient will be set to \"NULL-DN\"");
8d9a4d83 1525
dd5fa5f5
DDO		 1526 if (opt_cmd == CMP_P10CR || opt_cmd == CMP_RR) {
1527 const char *msg = "option is ignored for 'p10cr' and 'rr' commands";
1528
1529 if (opt_newkeypass != NULL)
1530 CMP_warn1("-newkeytype %s", msg);
1531 if (opt_newkey != NULL)
1532 CMP_warn1("-newkey %s", msg);
1533 if (opt_days != 0)
1534 CMP_warn1("-days %s", msg);
1535 if (opt_popo != OSSL_CRMF_POPO_NONE - 1)
1536 CMP_warn1("-popo %s", msg);
1537 } else if (opt_newkey != NULL) {
8d9a4d83
DDO		 1538 const char *file = opt_newkey;
1539 const int format = opt_keyform;
1540 const char *pass = opt_newkeypass;
68f9d922 1541 const char *desc = "new private key for cert to be enrolled";
92d61945 1542 EVP_PKEY *pkey;
8d9a4d83 1543 int priv = 1;
92d61945 1544 BIO *bio_bak = bio_err;
8d9a4d83 1545
92d61945
DDO		 1546 bio_err = NULL; /* suppress diagnostics on first try loading key */
1547 pkey = load_key_pwd(file, format, pass, engine, desc);
1548 bio_err = bio_bak;
8d9a4d83
DDO		 1549 if (pkey == NULL) {
1550 ERR_clear_error();
92d61945
DDO		 1551 desc = opt_csr == NULL
1552 ? "fallback public key for cert to be enrolled"
1553 : "public key for checking cert resulting from p10cr";
19765f5b 1554 pkey = load_pubkey(file, format, 0, pass, engine, desc);
8d9a4d83
DDO		 1555 priv = 0;
1556 }
1557 cleanse(opt_newkeypass);
1558 if (pkey == NULL || !OSSL_CMP_CTX_set0_newPkey(ctx, priv, pkey)) {
1559 EVP_PKEY_free(pkey);
a0745e2b 1560 return 0;
8d9a4d83
DDO		 1561 }
1562 }
1563
11baa470
DDO		 1564 if (opt_days > 0
1565 && !OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_VALIDITY_DAYS,
1566 opt_days)) {
aff8c0a4 1567 CMP_err("could not set requested cert validity period");
a0745e2b 1568 return 0;
11baa470 1569 }
8d9a4d83
DDO		 1570
1571 if (opt_policies != NULL && opt_policy_oids != NULL) {
1572 CMP_err("cannot have policies both via -policies and via -policy_oids");
a0745e2b 1573 return 0;
8d9a4d83
DDO		 1574 }
1575
b51bed05
DDO		 1576 if (opt_csr != NULL) {
1577 if (opt_cmd == CMP_GENM) {
5e128ed1 1578 CMP_warn("-csr option is ignored for command 'genm'");
b51bed05 1579 } else {
4e030ed4 1580 if ((csr = load_csr_autofmt(opt_csr, "PKCS#10 CSR")) == NULL)
b51bed05 1581 return 0;
4e030ed4 1582 if (!OSSL_CMP_CTX_set1_p10CSR(ctx, csr))
b51bed05 1583 goto oom;
b51bed05
DDO		 1584 }
1585 }
8d9a4d83 1586 if (opt_reqexts != NULL || opt_policies != NULL) {
b51bed05 1587 if ((exts = sk_X509_EXTENSION_new_null()) == NULL)
4e030ed4 1588 goto oom;
b51bed05 1589 X509V3_set_ctx(&ext_ctx, NULL, NULL, csr, NULL, X509V3_CTX_REPLACE);
8d9a4d83
DDO		 1590 X509V3_set_nconf(&ext_ctx, conf);
1591 if (opt_reqexts != NULL
1592 && !X509V3_EXT_add_nconf_sk(conf, &ext_ctx, opt_reqexts, &exts)) {
1593 CMP_err1("cannot load certificate request extension section '%s'",
1594 opt_reqexts);
b51bed05 1595 goto exts_err;
8d9a4d83
DDO		 1596 }
1597 if (opt_policies != NULL
1598 && !X509V3_EXT_add_nconf_sk(conf, &ext_ctx, opt_policies, &exts)) {
1599 CMP_err1("cannot load policy cert request extension section '%s'",
1600 opt_policies);
b51bed05 1601 goto exts_err;
8d9a4d83
DDO		 1602 }
1603 OSSL_CMP_CTX_set0_reqExtensions(ctx, exts);
1604 }
b51bed05 1605 X509_REQ_free(csr);
4e030ed4
DDO		 1606 /* After here, must not goto oom/exts_err */
1607
8d9a4d83
DDO		 1608 if (OSSL_CMP_CTX_reqExtensions_have_SAN(ctx) && opt_sans != NULL) {
1609 CMP_err("cannot have Subject Alternative Names both via -reqexts and via -sans");
a0745e2b 1610 return 0;
8d9a4d83 1611 }
8d9a4d83 1612 if (!set_gennames(ctx, opt_sans, "Subject Alternative Name"))
a0745e2b 1613 return 0;
8d9a4d83
DDO		 1614
1615 if (opt_san_nodefault) {
1616 if (opt_sans != NULL)
1617 CMP_warn("-opt_san_nodefault has no effect when -sans is used");
1618 (void)OSSL_CMP_CTX_set_option(ctx,
1619 OSSL_CMP_OPT_SUBJECTALTNAME_NODEFAULT, 1);
1620 }
1621
1622 if (opt_policy_oids_critical) {
1623 if (opt_policy_oids == NULL)
1624 CMP_warn("-opt_policy_oids_critical has no effect unless -policy_oids is given");
1625 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_POLICIES_CRITICAL, 1);
1626 }
1627
1628 while (opt_policy_oids != NULL) {
1629 ASN1_OBJECT *policy;
1630 POLICYINFO *pinfo;
1631 char *next = next_item(opt_policy_oids);
1632
1633 if ((policy = OBJ_txt2obj(opt_policy_oids, 1)) == 0) {
1634 CMP_err1("unknown policy OID '%s'", opt_policy_oids);
a0745e2b 1635 return 0;
8d9a4d83
DDO		 1636 }
1637
1638 if ((pinfo = POLICYINFO_new()) == NULL) {
1639 ASN1_OBJECT_free(policy);
a0745e2b 1640 return 0;
8d9a4d83
DDO		 1641 }
1642 pinfo->policyid = policy;
1643
1644 if (!OSSL_CMP_CTX_push0_policy(ctx, pinfo)) {
1645 CMP_err1("cannot add policy with OID '%s'", opt_policy_oids);
1646 POLICYINFO_free(pinfo);
a0745e2b 1647 return 0;
8d9a4d83
DDO		 1648 }
1649 opt_policy_oids = next;
1650 }
1651
1652 if (opt_popo >= OSSL_CRMF_POPO_NONE)
1653 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_POPO_METHOD, opt_popo);
1654
8d9a4d83 1655 if (opt_oldcert != NULL) {
3d46c81a 1656 if (opt_cmd == CMP_GENM) {
5e128ed1 1657 CMP_warn("-oldcert option is ignored for command 'genm'");
3d46c81a
DDO		 1658 } else {
1659 X509 *oldcert = load_cert_pwd(opt_oldcert, opt_keypass,
5e128ed1
DDO		 1660 opt_cmd == CMP_KUR ?
1661 "certificate to be updated" :
1662 opt_cmd == CMP_RR ?
1663 "certificate to be revoked" :
1664 "reference certificate (oldcert)");
3d46c81a 1665 /* opt_keypass needed if opt_oldcert is an encrypted PKCS#12 file */
8d9a4d83 1666
3d46c81a
DDO		 1667 if (oldcert == NULL)
1668 return 0;
1669 if (!OSSL_CMP_CTX_set1_oldCert(ctx, oldcert)) {
1670 X509_free(oldcert);
4e030ed4
DDO		 1671 CMP_err("out of memory");
1672 return 0;
3d46c81a 1673 }
8d9a4d83 1674 X509_free(oldcert);
8d9a4d83 1675 }
8d9a4d83
DDO		 1676 }
1677 cleanse(opt_keypass);
1678 if (opt_revreason > CRL_REASON_NONE)
1679 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_REVOCATION_REASON,
1680 opt_revreason);
1681
1682 return 1;
1683
1684 oom:
1685 CMP_err("out of memory");
b51bed05
DDO		 1686 exts_err:
1687 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
1688 X509_REQ_free(csr);
8d9a4d83
DDO		 1689 return 0;
1690}
1691
1692static int handle_opt_geninfo(OSSL_CMP_CTX *ctx)
1693{
1694 long value;
1695 ASN1_OBJECT *type;
1696 ASN1_INTEGER *aint;
1697 ASN1_TYPE *val;
1698 OSSL_CMP_ITAV *itav;
1699 char *endstr;
1700 char *valptr = strchr(opt_geninfo, ':');
1701
1702 if (valptr == NULL) {
1703 CMP_err("missing ':' in -geninfo option");
1704 return 0;
1705 }
1706 valptr[0] = '\0';
1707 valptr++;
1708
1709 if (strncasecmp(valptr, "int:", 4) != 0) {
1710 CMP_err("missing 'int:' in -geninfo option");
1711 return 0;
1712 }
1713 valptr += 4;
1714
1715 value = strtol(valptr, &endstr, 10);
1716 if (endstr == valptr || *endstr != '\0') {
1717 CMP_err("cannot parse int in -geninfo option");
1718 return 0;
1719 }
1720
1721 type = OBJ_txt2obj(opt_geninfo, 1);
1722 if (type == NULL) {
1723 CMP_err("cannot parse OID in -geninfo option");
1724 return 0;
1725 }
1726
33c41876 1727 if ((aint = ASN1_INTEGER_new()) == NULL)
8d9a4d83
DDO		 1728 goto oom;
1729
1730 val = ASN1_TYPE_new();
33c41876 1731 if (!ASN1_INTEGER_set(aint, value) || val == NULL) {
8d9a4d83
DDO		 1732 ASN1_INTEGER_free(aint);
1733 goto oom;
1734 }
1735 ASN1_TYPE_set(val, V_ASN1_INTEGER, aint);
1736 itav = OSSL_CMP_ITAV_create(type, val);
1737 if (itav == NULL) {
1738 ASN1_TYPE_free(val);
1739 goto oom;
1740 }
1741
1742 if (!OSSL_CMP_CTX_push0_geninfo_ITAV(ctx, itav)) {
1743 OSSL_CMP_ITAV_free(itav);
1744 return 0;
1745 }
1746 return 1;
1747
1748 oom:
33c41876 1749 ASN1_OBJECT_free(type);
8d9a4d83
DDO		 1750 CMP_err("out of memory");
1751 return 0;
1752}
1753
1754
1755/*
1756 * set up the client-side OSSL_CMP_CTX based on options from config file/CLI
1757 * while parsing options and checking their consistency.
1758 * Prints reason for error to bio_err.
1759 * Returns 1 on success, 0 on error
1760 */
19765f5b 1761static int setup_client_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83
DDO		 1762{
1763 int ret = 0;
44c75ba6 1764 char *host = NULL, *port = NULL, *path = NULL, *used_path;
6e477a60 1765 int portnum, ssl;
8d9a4d83
DDO		 1766 char server_buf[200] = { '\0' };
1767 char proxy_buf[200] = { '\0' };
1768 char *proxy_host = NULL;
1769 char *proxy_port_str = NULL;
1770
1771 if (opt_server == NULL) {
d96486dc 1772 CMP_err("missing -server option");
8d9a4d83 1773 goto err;
6e477a60 1774 }
44c75ba6 1775 if (!OSSL_HTTP_parse_url(opt_server, &ssl, NULL /* user */, &host, &port,
7932982b 1776 &portnum, &path, NULL /* q */, NULL /* frag */)) {
6fd83135 1777 CMP_err1("cannot parse -server URL: %s", opt_server);
6e477a60 1778 goto err;
6fd83135 1779 }
6e477a60
DDO		 1780 if (ssl && !opt_tls_used) {
1781 CMP_err("missing -tls_used option since -server URL indicates https");
8d9a4d83
DDO		 1782 goto err;
1783 }
ebcae87f 1784 BIO_snprintf(server_port, sizeof(server_port), "%s", port);
d96486dc 1785 used_path = opt_path != NULL ? opt_path : path;
44c75ba6 1786 if (!OSSL_CMP_CTX_set1_server(ctx, host)
6e477a60 1787 || !OSSL_CMP_CTX_set_serverPort(ctx, portnum)
d96486dc 1788 || !OSSL_CMP_CTX_set1_serverPath(ctx, used_path))
8d9a4d83
DDO		 1789 goto oom;
1790 if (opt_proxy != NULL && !OSSL_CMP_CTX_set1_proxy(ctx, opt_proxy))
1791 goto oom;
50e09788
DDO		 1792 if (opt_no_proxy != NULL && !OSSL_CMP_CTX_set1_no_proxy(ctx, opt_no_proxy))
1793 goto oom;
6e477a60 1794 (void)BIO_snprintf(server_buf, sizeof(server_buf), "http%s://%s:%s/%s",
44c75ba6 1795 opt_tls_used ? "s" : "", host, port,
d96486dc 1796 *used_path == '/' ? used_path + 1 : used_path);
8d9a4d83
DDO		 1797
1798 if (opt_proxy != NULL)
1799 (void)BIO_snprintf(proxy_buf, sizeof(proxy_buf), " via %s", opt_proxy);
8d9a4d83
DDO		 1800
1801 if (!transform_opts())
1802 goto err;
1803
8d9a4d83
DDO		 1804 if (opt_infotype_s != NULL) {
1805 char id_buf[100] = "id-it-";
1806
1807 strncat(id_buf, opt_infotype_s, sizeof(id_buf) - strlen(id_buf) - 1);
1808 if ((opt_infotype = OBJ_sn2nid(id_buf)) == NID_undef) {
1809 CMP_err("unknown OID name in -infotype option");
1810 goto err;
1811 }
1812 }
1813
1814 if (!setup_verification_ctx(ctx))
1815 goto err;
1816
19f97fe6
DDO		 1817 if (opt_keep_alive != 1)
1818 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_KEEP_ALIVE,
1819 opt_keep_alive);
1820 if (opt_total_timeout > 0 && opt_msg_timeout > 0
1821 && opt_total_timeout < opt_msg_timeout) {
1822 CMP_err2("-total_timeout argument = %d must not be < %d (-msg_timeout)",
1823 opt_total_timeout, opt_msg_timeout);
1824 goto err;
1825 }
8d9a4d83
DDO		 1826 if (opt_msg_timeout >= 0) /* must do this before setup_ssl_ctx() */
1827 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_MSG_TIMEOUT,
1828 opt_msg_timeout);
1829 if (opt_total_timeout >= 0)
1830 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_TOTAL_TIMEOUT,
1831 opt_total_timeout);
1832
143be474
DDO		 1833 if (opt_reqin != NULL && opt_rspin != NULL)
1834 CMP_warn("-reqin is ignored since -rspin is present");
1835 if (opt_reqin_new_tid && opt_reqin == NULL)
1836 CMP_warn("-reqin_new_tid is ignored since -reqin is not present");
8d9a4d83
DDO		 1837 if (opt_reqin != NULL || opt_reqout != NULL
1838 || opt_rspin != NULL || opt_rspout != NULL || opt_use_mock_srv)
1839 (void)OSSL_CMP_CTX_set_transfer_cb(ctx, read_write_req_resp);
1840
1841 if ((opt_tls_cert != NULL || opt_tls_key != NULL
1842 || opt_tls_keypass != NULL || opt_tls_extra != NULL
1843 || opt_tls_trusted != NULL || opt_tls_host != NULL)
1844 && !opt_tls_used)
1845 CMP_warn("TLS options(s) given but not -tls_used");
1846 if (opt_tls_used) {
1847#ifdef OPENSSL_NO_SOCK
1848 BIO_printf(bio_err, "Cannot use TLS - sockets not supported\n");
1849 goto err;
1850#else
1851 APP_HTTP_TLS_INFO *info;
1852
1853 if (opt_tls_cert != NULL
1854 || opt_tls_key != NULL || opt_tls_keypass != NULL) {
1855 if (opt_tls_key == NULL) {
1856 CMP_err("missing -tls_key option");
1857 goto err;
1858 } else if (opt_tls_cert == NULL) {
1859 CMP_err("missing -tls_cert option");
1860 goto err;
1861 }
1862 }
1863 if (opt_use_mock_srv) {
1864 CMP_err("cannot use TLS options together with -use_mock_srv");
1865 goto err;
1866 }
1867 if ((info = OPENSSL_zalloc(sizeof(*info))) == NULL)
1868 goto err;
1869 (void)OSSL_CMP_CTX_set_http_cb_arg(ctx, info);
1870 /* info will be freed along with CMP ctx */
1871 info->server = opt_server;
6e477a60 1872 info->port = server_port;
8d9a4d83
DDO		 1873 info->use_proxy = opt_proxy != NULL;
1874 info->timeout = OSSL_CMP_CTX_get_option(ctx, OSSL_CMP_OPT_MSG_TIMEOUT);
44c75ba6 1875 info->ssl_ctx = setup_ssl_ctx(ctx, host, engine);
8d9a4d83
DDO		 1876 if (info->ssl_ctx == NULL)
1877 goto err;
1878 (void)OSSL_CMP_CTX_set_http_cb(ctx, app_http_tls_cb);
1879#endif
1880 }
1881
19765f5b 1882 if (!setup_protection_ctx(ctx, engine))
8d9a4d83
DDO		 1883 goto err;
1884
19765f5b 1885 if (!setup_request_ctx(ctx, engine))
8d9a4d83
DDO		 1886 goto err;
1887
1888 if (!set_name(opt_recipient, OSSL_CMP_CTX_set1_recipient, ctx, "recipient")
1889 || !set_name(opt_expect_sender, OSSL_CMP_CTX_set1_expected_sender,
1890 ctx, "expected sender"))
7e998a0f 1891 goto err;
8d9a4d83
DDO		 1892
1893 if (opt_geninfo != NULL && !handle_opt_geninfo(ctx))
1894 goto err;
1895
8f7e8979
DDO		 1896 /* not printing earlier, to minimize confusion in case setup fails before */
1897 CMP_info2("will contact %s%s", server_buf, proxy_buf);
1898
8d9a4d83
DDO		 1899 ret = 1;
1900
1901 err:
44c75ba6 1902 OPENSSL_free(host);
6e477a60
DDO		 1903 OPENSSL_free(port);
1904 OPENSSL_free(path);
8d9a4d83
DDO		 1905 OPENSSL_free(proxy_host);
1906 OPENSSL_free(proxy_port_str);
1907 return ret;
1908 oom:
1909 CMP_err("out of memory");
1910 goto err;
1911}
1912
1913/*
1914 * write out the given certificate to the output specified by bio.
1915 * Depending on options use either PEM or DER format.
1916 * Returns 1 on success, 0 on error
1917 */
1918static int write_cert(BIO *bio, X509 *cert)
1919{
1920 if ((opt_certform == FORMAT_PEM && PEM_write_bio_X509(bio, cert))
1921 || (opt_certform == FORMAT_ASN1 && i2d_X509_bio(bio, cert)))
1922 return 1;
1923 if (opt_certform != FORMAT_PEM && opt_certform != FORMAT_ASN1)
1924 BIO_printf(bio_err,
1925 "error: unsupported type '%s' for writing certificates\n",
1926 opt_certform_s);
1927 return 0;
1928}
1929
1930/*
39082af2
DDO		 1931 * If destFile != NULL writes out a stack of certs to the given file.
1932 * In any case frees the certs.
8d9a4d83
DDO		 1933 * Depending on options use either PEM or DER format,
1934 * where DER does not make much sense for writing more than one cert!
39082af2 1935 * Returns number of written certificates on success, -1 on error.
8d9a4d83 1936 */
39082af2
DDO		 1937static int save_free_certs(OSSL_CMP_CTX *ctx,
1938 STACK_OF(X509) *certs, char *destFile, char *desc)
8d9a4d83
DDO		 1939{
1940 BIO *bio = NULL;
1941 int i;
1942 int n = sk_X509_num(certs);
1943
39082af2
DDO		 1944 if (destFile == NULL)
1945 goto end;
8d9a4d83
DDO		 1946 CMP_info3("received %d %s certificate(s), saving to file '%s'",
1947 n, desc, destFile);
1948 if (n > 1 && opt_certform != FORMAT_PEM)
1949 CMP_warn("saving more than one certificate in non-PEM format");
1950
1951 if (destFile == NULL || (bio = BIO_new(BIO_s_file())) == NULL
1952 || !BIO_write_filename(bio, (char *)destFile)) {
1953 CMP_err1("could not open file '%s' for writing", destFile);
1954 n = -1;
39082af2 1955 goto end;
8d9a4d83
DDO		 1956 }
1957
1958 for (i = 0; i < n; i++) {
1959 if (!write_cert(bio, sk_X509_value(certs, i))) {
1960 CMP_err1("cannot write certificate to file '%s'", destFile);
1961 n = -1;
39082af2 1962 goto end;
8d9a4d83
DDO		 1963 }
1964 }
1965
39082af2 1966 end:
8d9a4d83 1967 BIO_free(bio);
39082af2 1968 sk_X509_pop_free(certs, X509_free);
8d9a4d83
DDO		 1969 return n;
1970}
1971
1972static void print_itavs(STACK_OF(OSSL_CMP_ITAV) *itavs)
1973{
1974 OSSL_CMP_ITAV *itav = NULL;
1975 char buf[128];
3b1fd0b0 1976 int i, r;
8d9a4d83
DDO		 1977 int n = sk_OSSL_CMP_ITAV_num(itavs); /* itavs == NULL leads to 0 */
1978
1979 if (n == 0) {
1980 CMP_info("genp contains no ITAV");
1981 return;
1982 }
1983
1984 for (i = 0; i < n; i++) {
1985 itav = sk_OSSL_CMP_ITAV_value(itavs, i);
3b1fd0b0
P		 1986 r = OBJ_obj2txt(buf, 128, OSSL_CMP_ITAV_get0_type(itav), 0);
1987 if (r < 0)
1988 CMP_err("could not get ITAV details");
1989 else if (r == 0)
1990 CMP_info("genp contains empty ITAV");
1991 else
1992 CMP_info1("genp contains ITAV of type: %s", buf);
8d9a4d83
DDO		 1993 }
1994}
1995
1996static char opt_item[SECTION_NAME_MAX + 1];
1997/* get previous name from a comma-separated list of names */
1998static const char *prev_item(const char *opt, const char *end)
1999{
2000 const char *beg;
2001 size_t len;
2002
2003 if (end == opt)
2004 return NULL;
2005 beg = end;
2006 while (beg != opt && beg[-1] != ',' && !isspace(beg[-1]))
2007 beg--;
2008 len = end - beg;
2009 if (len > SECTION_NAME_MAX)
2010 len = SECTION_NAME_MAX;
2011 strncpy(opt_item, beg, len);
2012 opt_item[SECTION_NAME_MAX] = '\0'; /* avoid gcc v8 O3 stringop-truncation */
2013 opt_item[len] = '\0';
2014 if (len > SECTION_NAME_MAX)
2015 CMP_warn2("using only first %d characters of section name starting with \"%s\"",
2016 SECTION_NAME_MAX, opt_item);
2017 while (beg != opt && (beg[-1] == ',' || isspace(beg[-1])))
2018 beg--;
2019 return beg;
2020}
2021
2022/* get str value for name from a comma-separated hierarchy of config sections */
2023static char *conf_get_string(const CONF *src_conf, const char *groups,
2024 const char *name)
2025{
2026 char *res = NULL;
2027 const char *end = groups + strlen(groups);
2028
2029 while ((end = prev_item(groups, end)) != NULL) {
2030 if ((res = NCONF_get_string(src_conf, opt_item, name)) != NULL)
2031 return res;
2032 }
2033 return res;
2034}
2035
2036/* get long val for name from a comma-separated hierarchy of config sections */
2037static int conf_get_number_e(const CONF *conf_, const char *groups,
2038 const char *name, long *result)
2039{
2040 char *str = conf_get_string(conf_, groups, name);
2041 char *tailptr;
2042 long res;
2043
2044 if (str == NULL || *str == '\0')
2045 return 0;
2046
2047 res = strtol(str, &tailptr, 10);
2048 if (res == LONG_MIN || res == LONG_MAX || *tailptr != '\0')
2049 return 0;
2050
2051 *result = res;
2052 return 1;
2053}
2054
2055/*
2056 * use the command line option table to read values from the CMP section
2057 * of openssl.cnf. Defaults are taken from the config file, they can be
2058 * overwritten on the command line.
2059 */
2060static int read_config(void)
2061{
2062 unsigned int i;
2063 long num = 0;
2064 char *txt = NULL;
2065 const OPTIONS *opt;
1a5ae1da 2066 int start = OPT_VERBOSITY;
8d9a4d83 2067 /*
1a5ae1da
DDO		 2068 * starting with offset OPT_VERBOSITY because OPT_CONFIG and OPT_SECTION
2069 * would not make sense within the config file.
2070 * Moreover, these two options and OPT_VERBOSITY have already been handled.
8d9a4d83 2071 */
b0a4cbea 2072 int n_options = OSSL_NELEM(cmp_options) - 1;
1a5ae1da 2073
b0a4cbea
DDO		 2074 for (i = start - OPT_HELP, opt = &cmp_options[start];
2075 opt->name; i++, opt++)
2076 if (!strcmp(opt->name, OPT_SECTION_STR)
2077 || !strcmp(opt->name, OPT_MORE_STR))
2078 n_options--;
2079 OPENSSL_assert(OSSL_NELEM(cmp_vars) == n_options
2080 + OPT_PROV__FIRST + 1 - OPT_PROV__LAST
aed03a12 2081 + OPT_R__FIRST + 1 - OPT_R__LAST
b0a4cbea 2082 + OPT_V__FIRST + 1 - OPT_V__LAST);
1a5ae1da 2083 for (i = start - OPT_HELP, opt = &cmp_options[start];
8d9a4d83 2084 opt->name; i++, opt++) {
aed03a12
DDO		 2085 int provider_option = (OPT_PROV__FIRST <= opt->retval
2086 && opt->retval < OPT_PROV__LAST);
2087 int rand_state_option = (OPT_R__FIRST <= opt->retval
2088 && opt->retval < OPT_R__LAST);
2089 int verification_option = (OPT_V__FIRST <= opt->retval
2090 && opt->retval < OPT_V__LAST);
2091
2092 if (strcmp(opt->name, OPT_SECTION_STR) == 0
2093 || strcmp(opt->name, OPT_MORE_STR) == 0) {
8d9a4d83
DDO		 2094 i--;
2095 continue;
2096 }
aed03a12 2097 if (provider_option || rand_state_option || verification_option)
8d9a4d83 2098 i--;
8d9a4d83
DDO		 2099 switch (opt->valtype) {
2100 case '-':
d830526c 2101 case 'p':
8d9a4d83 2102 case 'n':
d830526c 2103 case 'N':
8d9a4d83
DDO		 2104 case 'l':
2105 if (!conf_get_number_e(conf, opt_section, opt->name, &num)) {
2106 ERR_clear_error();
2107 continue; /* option not provided */
2108 }
d830526c
DDO		 2109 if (opt->valtype == 'p' && num <= 0) {
2110 opt_printf_stderr("Non-positive number \"%ld\" for config option -%s\n",
2111 num, opt->name);
2112 return -1;
2113 }
2114 if (opt->valtype == 'N' && num <= 0) {
2115 opt_printf_stderr("Negative number \"%ld\" for config option -%s\n",
2116 num, opt->name);
2117 return -1;
2118 }
8d9a4d83 2119 break;
8d9a4d83 2120 case 's':
aed03a12 2121 case '>':
8d9a4d83
DDO		 2122 case 'M':
2123 txt = conf_get_string(conf, opt_section, opt->name);
2124 if (txt == NULL) {
2125 ERR_clear_error();
2126 continue; /* option not provided */
2127 }
2128 break;
2129 default:
2130 CMP_err2("internal: unsupported type '%c' for option '%s'",
2131 opt->valtype, opt->name);
2132 return 0;
2133 break;
2134 }
2135 if (provider_option || verification_option) {
2136 int conf_argc = 1;
2137 char *conf_argv[3];
2138 char arg1[82];
2139
2140 BIO_snprintf(arg1, 81, "-%s", (char *)opt->name);
2141 conf_argv[0] = prog;
2142 conf_argv[1] = arg1;
2143 if (opt->valtype == '-') {
2144 if (num != 0)
2145 conf_argc = 2;
2146 } else {
2147 conf_argc = 3;
2148 conf_argv[2] = conf_get_string(conf, opt_section, opt->name);
2149 /* not NULL */
2150 }
2151 if (conf_argc > 1) {
2152 (void)opt_init(conf_argc, conf_argv, cmp_options);
2153
2154 if (provider_option
2155 ? !opt_provider(opt_next())
2156 : !opt_verify(opt_next(), vpm)) {
2157 CMP_err2("for option '%s' in config file section '%s'",
2158 opt->name, opt_section);
2159 return 0;
2160 }
2161 }
2162 } else {
2163 switch (opt->valtype) {
2164 case '-':
d830526c 2165 case 'p':
8d9a4d83 2166 case 'n':
d830526c 2167 case 'N':
8d9a4d83
DDO		 2168 if (num < INT_MIN || INT_MAX < num) {
2169 BIO_printf(bio_err,
2170 "integer value out of range for option '%s'\n",
2171 opt->name);
2172 return 0;
2173 }
2174 *cmp_vars[i].num = (int)num;
2175 break;
2176 case 'l':
2177 *cmp_vars[i].num_long = num;
2178 break;
2179 default:
2180 if (txt != NULL && txt[0] == '\0')
2181 txt = NULL; /* reset option on empty string input */
2182 *cmp_vars[i].txt = txt;
2183 break;
2184 }
2185 }
2186 }
2187
2188 return 1;
2189}
2190
d830526c 2191static char *opt_str(void)
8d9a4d83
DDO		 2192{
2193 char *arg = opt_arg();
2194
2195 if (arg[0] == '\0') {
d830526c 2196 CMP_warn1("%s option argument is empty string, resetting option",
28407698 2197 opt_flag());
8d9a4d83
DDO		 2198 arg = NULL;
2199 } else if (arg[0] == '-') {
28407698 2200 CMP_warn1("%s option argument starts with hyphen", opt_flag());
8d9a4d83
DDO		 2201 }
2202 return arg;
2203}
2204
8d9a4d83
DDO		 2205/* returns 1 on success, 0 on error, -1 on -help (i.e., stop with success) */
2206static int get_opts(int argc, char **argv)
2207{
2208 OPTION_CHOICE o;
2209
2210 prog = opt_init(argc, argv, cmp_options);
2211
2212 while ((o = opt_next()) != OPT_EOF) {
2213 switch (o) {
2214 case OPT_EOF:
2215 case OPT_ERR:
021410ea
RS		 2216 opthelp:
2217 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
2218 return 0;
8d9a4d83
DDO		 2219 case OPT_HELP:
2220 opt_help(cmp_options);
2221 return -1;
2222 case OPT_CONFIG: /* has already been handled */
8d9a4d83 2223 case OPT_SECTION: /* has already been handled */
1a5ae1da 2224 case OPT_VERBOSITY: /* has already been handled */
8d9a4d83
DDO		 2225 break;
2226 case OPT_SERVER:
d830526c 2227 opt_server = opt_str();
8d9a4d83
DDO		 2228 break;
2229 case OPT_PROXY:
d830526c 2230 opt_proxy = opt_str();
8d9a4d83
DDO		 2231 break;
2232 case OPT_NO_PROXY:
d830526c 2233 opt_no_proxy = opt_str();
8d9a4d83
DDO		 2234 break;
2235 case OPT_PATH:
d830526c 2236 opt_path = opt_str();
8d9a4d83 2237 break;
6bbff162 2238 case OPT_RECIPIENT:
d830526c 2239 opt_recipient = opt_str();
6bbff162 2240 break;
19f97fe6
DDO		 2241 case OPT_KEEP_ALIVE:
2242 opt_keep_alive = opt_int_arg();
2243 if (opt_keep_alive > 2) {
2244 CMP_err("-keep_alive argument must be 0, 1, or 2");
2245 goto opthelp;
2246 }
2247 break;
8d9a4d83 2248 case OPT_MSG_TIMEOUT:
d830526c 2249 opt_msg_timeout = opt_int_arg();
8d9a4d83
DDO		 2250 break;
2251 case OPT_TOTAL_TIMEOUT:
d830526c 2252 opt_total_timeout = opt_int_arg();
8d9a4d83
DDO		 2253 break;
2254 case OPT_TLS_USED:
2255 opt_tls_used = 1;
2256 break;
2257 case OPT_TLS_CERT:
d830526c 2258 opt_tls_cert = opt_str();
8d9a4d83
DDO		 2259 break;
2260 case OPT_TLS_KEY:
d830526c 2261 opt_tls_key = opt_str();
8d9a4d83
DDO		 2262 break;
2263 case OPT_TLS_KEYPASS:
d830526c 2264 opt_tls_keypass = opt_str();
8d9a4d83
DDO		 2265 break;
2266 case OPT_TLS_EXTRA:
d830526c 2267 opt_tls_extra = opt_str();
8d9a4d83
DDO		 2268 break;
2269 case OPT_TLS_TRUSTED:
d830526c 2270 opt_tls_trusted = opt_str();
8d9a4d83
DDO		 2271 break;
2272 case OPT_TLS_HOST:
d830526c 2273 opt_tls_host = opt_str();
8d9a4d83
DDO		 2274 break;
2275 case OPT_REF:
d830526c 2276 opt_ref = opt_str();
8d9a4d83
DDO		 2277 break;
2278 case OPT_SECRET:
d830526c 2279 opt_secret = opt_str();
8d9a4d83
DDO		 2280 break;
2281 case OPT_CERT:
d830526c 2282 opt_cert = opt_str();
8d9a4d83 2283 break;
15076c26 2284 case OPT_OWN_TRUSTED:
d830526c 2285 opt_own_trusted = opt_str();
15076c26 2286 break;
8d9a4d83 2287 case OPT_KEY:
d830526c 2288 opt_key = opt_str();
8d9a4d83
DDO		 2289 break;
2290 case OPT_KEYPASS:
d830526c 2291 opt_keypass = opt_str();
8d9a4d83
DDO		 2292 break;
2293 case OPT_DIGEST:
d830526c 2294 opt_digest = opt_str();
8d9a4d83
DDO		 2295 break;
2296 case OPT_MAC:
d830526c 2297 opt_mac = opt_str();
8d9a4d83
DDO		 2298 break;
2299 case OPT_EXTRACERTS:
d830526c 2300 opt_extracerts = opt_str();
8d9a4d83
DDO		 2301 break;
2302 case OPT_UNPROTECTED_REQUESTS:
2303 opt_unprotected_requests = 1;
2304 break;
2305
2306 case OPT_TRUSTED:
d830526c 2307 opt_trusted = opt_str();
8d9a4d83
DDO		 2308 break;
2309 case OPT_UNTRUSTED:
d830526c 2310 opt_untrusted = opt_str();
8d9a4d83
DDO		 2311 break;
2312 case OPT_SRVCERT:
d830526c 2313 opt_srvcert = opt_str();
8d9a4d83 2314 break;
8d9a4d83 2315 case OPT_EXPECT_SENDER:
d830526c 2316 opt_expect_sender = opt_str();
8d9a4d83
DDO		 2317 break;
2318 case OPT_IGNORE_KEYUSAGE:
2319 opt_ignore_keyusage = 1;
2320 break;
2321 case OPT_UNPROTECTED_ERRORS:
2322 opt_unprotected_errors = 1;
2323 break;
2324 case OPT_EXTRACERTSOUT:
d830526c 2325 opt_extracertsout = opt_str();
8d9a4d83
DDO		 2326 break;
2327 case OPT_CACERTSOUT:
d830526c 2328 opt_cacertsout = opt_str();
8d9a4d83
DDO		 2329 break;
2330
2331 case OPT_V_CASES:
2332 if (!opt_verify(o, vpm))
021410ea 2333 goto opthelp;
8d9a4d83
DDO		 2334 break;
2335 case OPT_CMD:
d830526c 2336 opt_cmd_s = opt_str();
8d9a4d83
DDO		 2337 break;
2338 case OPT_INFOTYPE:
d830526c 2339 opt_infotype_s = opt_str();
8d9a4d83
DDO		 2340 break;
2341 case OPT_GENINFO:
d830526c 2342 opt_geninfo = opt_str();
8d9a4d83
DDO		 2343 break;
2344
2345 case OPT_NEWKEY:
d830526c 2346 opt_newkey = opt_str();
8d9a4d83
DDO		 2347 break;
2348 case OPT_NEWKEYPASS:
d830526c 2349 opt_newkeypass = opt_str();
8d9a4d83
DDO		 2350 break;
2351 case OPT_SUBJECT:
d830526c 2352 opt_subject = opt_str();
8d9a4d83
DDO		 2353 break;
2354 case OPT_ISSUER:
d830526c 2355 opt_issuer = opt_str();
8d9a4d83
DDO		 2356 break;
2357 case OPT_DAYS:
d830526c 2358 opt_days = opt_int_arg();
8d9a4d83
DDO		 2359 break;
2360 case OPT_REQEXTS:
d830526c 2361 opt_reqexts = opt_str();
8d9a4d83
DDO		 2362 break;
2363 case OPT_SANS:
d830526c 2364 opt_sans = opt_str();
8d9a4d83
DDO		 2365 break;
2366 case OPT_SAN_NODEFAULT:
2367 opt_san_nodefault = 1;
2368 break;
2369 case OPT_POLICIES:
d830526c 2370 opt_policies = opt_str();
8d9a4d83
DDO		 2371 break;
2372 case OPT_POLICY_OIDS:
d830526c 2373 opt_policy_oids = opt_str();
8d9a4d83
DDO		 2374 break;
2375 case OPT_POLICY_OIDS_CRITICAL:
2376 opt_policy_oids_critical = 1;
2377 break;
2378 case OPT_POPO:
d830526c
DDO		 2379 opt_popo = opt_int_arg();
2380 if (opt_popo < OSSL_CRMF_POPO_NONE
8d9a4d83
DDO		 2381 || opt_popo > OSSL_CRMF_POPO_KEYENC) {
2382 CMP_err("invalid popo spec. Valid values are -1 .. 2");
021410ea 2383 goto opthelp;
8d9a4d83
DDO		 2384 }
2385 break;
2386 case OPT_CSR:
2387 opt_csr = opt_arg();
2388 break;
2389 case OPT_OUT_TRUSTED:
d830526c 2390 opt_out_trusted = opt_str();
8d9a4d83
DDO		 2391 break;
2392 case OPT_IMPLICIT_CONFIRM:
2393 opt_implicit_confirm = 1;
2394 break;
2395 case OPT_DISABLE_CONFIRM:
2396 opt_disable_confirm = 1;
2397 break;
2398 case OPT_CERTOUT:
d830526c 2399 opt_certout = opt_str();
8d9a4d83 2400 break;
39082af2 2401 case OPT_CHAINOUT:
d830526c 2402 opt_chainout = opt_str();
39082af2 2403 break;
8d9a4d83 2404 case OPT_OLDCERT:
d830526c 2405 opt_oldcert = opt_str();
8d9a4d83
DDO		 2406 break;
2407 case OPT_REVREASON:
d830526c
DDO		 2408 opt_revreason = opt_int_arg();
2409 if (opt_revreason < CRL_REASON_NONE
8d9a4d83
DDO		 2410 || opt_revreason > CRL_REASON_AA_COMPROMISE
2411 || opt_revreason == 7) {
2412 CMP_err("invalid revreason. Valid values are -1 .. 6, 8 .. 10");
021410ea 2413 goto opthelp;
8d9a4d83
DDO		 2414 }
2415 break;
2416 case OPT_CERTFORM:
d830526c 2417 opt_certform_s = opt_str();
8d9a4d83
DDO		 2418 break;
2419 case OPT_KEYFORM:
d830526c 2420 opt_keyform_s = opt_str();
8d9a4d83 2421 break;
8d9a4d83 2422 case OPT_OTHERPASS:
d830526c 2423 opt_otherpass = opt_str();
8d9a4d83
DDO		 2424 break;
2425#ifndef OPENSSL_NO_ENGINE
2426 case OPT_ENGINE:
d830526c 2427 opt_engine = opt_str();
8d9a4d83
DDO		 2428 break;
2429#endif
2430 case OPT_PROV_CASES:
2431 if (!opt_provider(o))
021410ea 2432 goto opthelp;
8d9a4d83 2433 break;
aed03a12
DDO		 2434 case OPT_R_CASES:
2435 if (!opt_rand(o))
2436 goto opthelp;
2437 break;
8d9a4d83
DDO		 2438
2439 case OPT_BATCH:
2440 opt_batch = 1;
2441 break;
2442 case OPT_REPEAT:
d830526c 2443 opt_repeat = opt_int_arg();
8d9a4d83
DDO		 2444 break;
2445 case OPT_REQIN:
d830526c 2446 opt_reqin = opt_str();
8d9a4d83 2447 break;
143be474
DDO		 2448 case OPT_REQIN_NEW_TID:
2449 opt_reqin_new_tid = 1;
2450 break;
8d9a4d83 2451 case OPT_REQOUT:
d830526c 2452 opt_reqout = opt_str();
8d9a4d83
DDO		 2453 break;
2454 case OPT_RSPIN:
d830526c 2455 opt_rspin = opt_str();
8d9a4d83
DDO		 2456 break;
2457 case OPT_RSPOUT:
d830526c 2458 opt_rspout = opt_str();
8d9a4d83
DDO		 2459 break;
2460 case OPT_USE_MOCK_SRV:
2461 opt_use_mock_srv = 1;
2462 break;
2463 case OPT_PORT:
d830526c 2464 opt_port = opt_str();
8d9a4d83
DDO		 2465 break;
2466 case OPT_MAX_MSGS:
d830526c 2467 opt_max_msgs = opt_int_arg();
8d9a4d83
DDO		 2468 break;
2469 case OPT_SRV_REF:
d830526c 2470 opt_srv_ref = opt_str();
8d9a4d83
DDO		 2471 break;
2472 case OPT_SRV_SECRET:
d830526c 2473 opt_srv_secret = opt_str();
8d9a4d83
DDO		 2474 break;
2475 case OPT_SRV_CERT:
d830526c 2476 opt_srv_cert = opt_str();
8d9a4d83
DDO		 2477 break;
2478 case OPT_SRV_KEY:
d830526c 2479 opt_srv_key = opt_str();
8d9a4d83
DDO		 2480 break;
2481 case OPT_SRV_KEYPASS:
d830526c 2482 opt_srv_keypass = opt_str();
8d9a4d83
DDO		 2483 break;
2484 case OPT_SRV_TRUSTED:
d830526c 2485 opt_srv_trusted = opt_str();
8d9a4d83
DDO		 2486 break;
2487 case OPT_SRV_UNTRUSTED:
d830526c 2488 opt_srv_untrusted = opt_str();
8d9a4d83
DDO		 2489 break;
2490 case OPT_RSP_CERT:
d830526c 2491 opt_rsp_cert = opt_str();
8d9a4d83
DDO		 2492 break;
2493 case OPT_RSP_EXTRACERTS:
d830526c 2494 opt_rsp_extracerts = opt_str();
8d9a4d83
DDO		 2495 break;
2496 case OPT_RSP_CAPUBS:
d830526c 2497 opt_rsp_capubs = opt_str();
8d9a4d83
DDO		 2498 break;
2499 case OPT_POLL_COUNT:
d830526c 2500 opt_poll_count = opt_int_arg();
8d9a4d83
DDO		 2501 break;
2502 case OPT_CHECK_AFTER:
d830526c 2503 opt_check_after = opt_int_arg();
8d9a4d83
DDO		 2504 break;
2505 case OPT_GRANT_IMPLICITCONF:
2506 opt_grant_implicitconf = 1;
2507 break;
2508 case OPT_PKISTATUS:
d830526c 2509 opt_pkistatus = opt_int_arg();
8d9a4d83
DDO		 2510 break;
2511 case OPT_FAILURE:
d830526c 2512 opt_failure = opt_int_arg();
8d9a4d83
DDO		 2513 break;
2514 case OPT_FAILUREBITS:
d830526c 2515 opt_failurebits = opt_int_arg();
8d9a4d83
DDO		 2516 break;
2517 case OPT_STATUSSTRING:
d830526c 2518 opt_statusstring = opt_str();
8d9a4d83
DDO		 2519 break;
2520 case OPT_SEND_ERROR:
2521 opt_send_error = 1;
2522 break;
2523 case OPT_SEND_UNPROTECTED:
2524 opt_send_unprotected = 1;
2525 break;
2526 case OPT_SEND_UNPROT_ERR:
2527 opt_send_unprot_err = 1;
2528 break;
2529 case OPT_ACCEPT_UNPROTECTED:
2530 opt_accept_unprotected = 1;
2531 break;
2532 case OPT_ACCEPT_UNPROT_ERR:
2533 opt_accept_unprot_err = 1;
2534 break;
2535 case OPT_ACCEPT_RAVERIFIED:
2536 opt_accept_raverified = 1;
2537 break;
2538 }
2539 }
021410ea
RS		 2540
2541 /* No extra args. */
8d9a4d83
DDO		 2542 argc = opt_num_rest();
2543 argv = opt_rest();
021410ea
RS		 2544 if (argc != 0)
2545 goto opthelp;
8d9a4d83 2546 return 1;
8d9a4d83
DDO		 2547}
2548
a37dbb46
DDO		 2549#ifndef OPENSSL_NO_SOCK
2550static int cmp_server(OSSL_CMP_CTX *srv_cmp_ctx) {
2551 BIO *acbio;
2552 BIO *cbio = NULL;
2553 int keep_alive = 0;
2554 int msgs = 0;
2555 int retry = 1;
2556 int ret = 1;
2557
2558 if ((acbio = http_server_init_bio(prog, opt_port)) == NULL)
2559 return 0;
2560 while (opt_max_msgs <= 0 || msgs < opt_max_msgs) {
2561 char *path = NULL;
2562 OSSL_CMP_MSG *req = NULL;
2563 OSSL_CMP_MSG *resp = NULL;
2564
2565 ret = http_server_get_asn1_req(ASN1_ITEM_rptr(OSSL_CMP_MSG),
2566 (ASN1_VALUE **)&req, &path,
2567 &cbio, acbio, &keep_alive,
2568 prog, opt_port, 0, 0);
2569 if (ret == 0) { /* no request yet */
2570 if (retry) {
2571 ossl_sleep(1000);
2572 retry = 0;
2573 continue;
2574 }
2575 ret = 0;
2576 goto next;
2577 }
2578 if (ret++ == -1) /* fatal error */
2579 break;
2580
2581 ret = 0;
2582 msgs++;
2583 if (req != NULL) {
2584 if (strcmp(path, "") != 0 && strcmp(path, "pkix/") != 0) {
2585 (void)http_server_send_status(cbio, 404, "Not Found");
2586 CMP_err1("expecting empty path or 'pkix/' but got '%s'",
2587 path);
2588 OPENSSL_free(path);
2589 OSSL_CMP_MSG_free(req);
2590 goto next;
2591 }
2592 OPENSSL_free(path);
2593 resp = OSSL_CMP_CTX_server_perform(cmp_ctx, req);
2594 OSSL_CMP_MSG_free(req);
2595 if (resp == NULL) {
2596 (void)http_server_send_status(cbio,
2597 500, "Internal Server Error");
2598 break; /* treated as fatal error */
2599 }
2600 ret = http_server_send_asn1_resp(cbio, keep_alive,
2601 "application/pkixcmp",
2602 ASN1_ITEM_rptr(OSSL_CMP_MSG),
2603 (const ASN1_VALUE *)resp);
2604 OSSL_CMP_MSG_free(resp);
2605 if (!ret)
2606 break; /* treated as fatal error */
2607 }
2608 next:
2609 if (!ret) { /* on transmission error, cancel CMP transaction */
2610 (void)OSSL_CMP_CTX_set1_transactionID(srv_cmp_ctx, NULL);
2611 (void)OSSL_CMP_CTX_set1_senderNonce(srv_cmp_ctx, NULL);
2612 }
2613 if (!ret || !keep_alive
2614 || OSSL_CMP_CTX_get_status(srv_cmp_ctx) == -1
2615 /* transaction closed by OSSL_CMP_CTX_server_perform() */) {
2616 BIO_free_all(cbio);
2617 cbio = NULL;
2618 }
2619 }
2620
2621 BIO_free_all(cbio);
2622 BIO_free_all(acbio);
2623 return ret;
2624}
2625#endif
2626
8d9a4d83
DDO		 2627int cmp_main(int argc, char **argv)
2628{
2629 char *configfile = NULL;
2630 int i;
2631 X509 *newcert = NULL;
19765f5b 2632 ENGINE *engine = NULL;
8d9a4d83 2633 char mock_server[] = "mock server:1";
cc1af4db 2634 OSSL_CMP_CTX *srv_cmp_ctx = NULL;
8d9a4d83
DDO		 2635 int ret = 0; /* default: failure */
2636
f56c9c7c 2637 prog = opt_appname(argv[0]);
8d9a4d83
DDO		 2638 if (argc <= 1) {
2639 opt_help(cmp_options);
2640 goto err;
2641 }
2642
2643 /*
1a5ae1da
DDO		 2644 * handle options -config, -section, and -verbosity upfront
2645 * to take effect for other options
8d9a4d83
DDO		 2646 */
2647 for (i = 1; i < argc - 1; i++) {
2648 if (*argv[i] == '-') {
2649 if (!strcmp(argv[i] + 1, cmp_options[OPT_CONFIG - OPT_HELP].name))
1a5ae1da 2650 opt_config = argv[++i];
8d9a4d83
DDO		 2651 else if (!strcmp(argv[i] + 1,
2652 cmp_options[OPT_SECTION - OPT_HELP].name))
1a5ae1da
DDO		 2653 opt_section = argv[++i];
2654 else if (strcmp(argv[i] + 1,
2655 cmp_options[OPT_VERBOSITY - OPT_HELP].name) == 0
2656 && !set_verbosity(atoi(argv[++i])))
2657 goto err;
8d9a4d83
DDO		 2658 }
2659 }
2660 if (opt_section[0] == '\0') /* empty string */
2661 opt_section = DEFAULT_SECTION;
2662
2663 vpm = X509_VERIFY_PARAM_new();
2664 if (vpm == NULL) {
2665 CMP_err("out of memory");
2666 goto err;
2667 }
2668
2669 /* read default values for options from config file */
2670 configfile = opt_config != NULL ? opt_config : default_config_file;
0e7bc901
DDO		 2671 if (configfile != NULL && configfile[0] != '\0' /* non-empty string */
2672 && (configfile != default_config_file || access(configfile, F_OK) != -1)) {
2673 CMP_info2("using section(s) '%s' of OpenSSL configuration file '%s'",
2674 opt_section, configfile);
8d9a4d83
DDO		 2675 conf = app_load_config(configfile);
2676 if (conf == NULL) {
2677 goto err;
2678 } else {
2679 if (strcmp(opt_section, CMP_SECTION) == 0) { /* default */
2680 if (!NCONF_get_section(conf, opt_section))
2681 CMP_info2("no [%s] section found in config file '%s';"
2682 " will thus use just [default] and unnamed section if present",
2683 opt_section, configfile);
2684 } else {
2685 const char *end = opt_section + strlen(opt_section);
2686 while ((end = prev_item(opt_section, end)) != NULL) {
2687 if (!NCONF_get_section(conf, opt_item)) {
2688 CMP_err2("no [%s] section found in config file '%s'",
2689 opt_item, configfile);
2690 goto err;
2691 }
2692 }
2693 }
d830526c
DDO		 2694 ret = read_config();
2695 if (ret <= 0) {
2696 if (ret == -1)
2697 BIO_printf(bio_err, "Use -help for summary.\n");
8d9a4d83 2698 goto err;
d830526c 2699 }
8d9a4d83
DDO		 2700 }
2701 }
2702 (void)BIO_flush(bio_err); /* prevent interference with opt_help() */
2703
2704 ret = get_opts(argc, argv);
2705 if (ret <= 0)
2706 goto err;
2707 ret = 0;
3ad60309
DDO		 2708 if (!app_RAND_load())
2709 goto err;
8d9a4d83 2710
467f441b
RL		 2711 if (opt_batch)
2712 set_base_ui_method(UI_null());
8d9a4d83 2713
03da39a7 2714 if (opt_engine != NULL) {
19765f5b 2715 engine = setup_engine_methods(opt_engine, 0 /* not: ENGINE_METHOD_ALL */, 0);
03da39a7
DDO		 2716 if (engine == NULL) {
2717 CMP_err1("cannot load engine %s", opt_engine);
2718 goto err;
2719 }
2720 }
8d9a4d83
DDO		 2721
2722 if (opt_port != NULL) {
2723 if (opt_use_mock_srv) {
2724 CMP_err("cannot use both -port and -use_mock_srv options");
2725 goto err;
2726 }
2727 if (opt_server != NULL) {
2728 CMP_err("cannot use both -port and -server options");
2729 goto err;
2730 }
2731 }
2732
1a7cd250
DDO		 2733 cmp_ctx = OSSL_CMP_CTX_new(app_get0_libctx(), app_get0_propq());
2734 if (cmp_ctx == NULL)
8d9a4d83 2735 goto err;
1a5ae1da 2736 OSSL_CMP_CTX_set_log_verbosity(cmp_ctx, opt_verbosity);
8d9a4d83
DDO		 2737 if (!OSSL_CMP_CTX_set_log_cb(cmp_ctx, print_to_bio_out)) {
2738 CMP_err1("cannot set up error reporting and logging for %s", prog);
2739 goto err;
2740 }
2741 if ((opt_use_mock_srv || opt_port != NULL)) {
2742 OSSL_CMP_SRV_CTX *srv_ctx;
2743
19765f5b 2744 if ((srv_ctx = setup_srv_ctx(engine)) == NULL)
8d9a4d83 2745 goto err;
cc1af4db 2746 srv_cmp_ctx = OSSL_CMP_SRV_CTX_get0_cmp_ctx(srv_ctx);
8d9a4d83 2747 OSSL_CMP_CTX_set_transfer_cb_arg(cmp_ctx, srv_ctx);
cc1af4db 2748 if (!OSSL_CMP_CTX_set_log_cb(srv_cmp_ctx, print_to_bio_out)) {
8d9a4d83
DDO		 2749 CMP_err1("cannot set up error reporting and logging for %s", prog);
2750 goto err;
2751 }
cc1af4db 2752 OSSL_CMP_CTX_set_log_verbosity(srv_cmp_ctx, opt_verbosity);
8d9a4d83
DDO		 2753 }
2754
2755
2756 if (opt_port != NULL) { /* act as very basic CMP HTTP server */
2757#ifdef OPENSSL_NO_SOCK
2758 BIO_printf(bio_err, "Cannot act as server - sockets not supported\n");
2759#else
a37dbb46 2760 ret = cmp_server(srv_cmp_ctx);
8d9a4d83
DDO		 2761#endif
2762 goto err;
2763 }
2764 /* else act as CMP client */
2765
2766 if (opt_use_mock_srv) {
2767 if (opt_server != NULL) {
2768 CMP_err("cannot use both -use_mock_srv and -server options");
2769 goto err;
2770 }
2771 if (opt_proxy != NULL) {
2772 CMP_err("cannot use both -use_mock_srv and -proxy options");
2773 goto err;
2774 }
2775 opt_server = mock_server;
2776 opt_proxy = "API";
8d9a4d83
DDO		 2777 }
2778
19765f5b 2779 if (!setup_client_ctx(cmp_ctx, engine)) {
8d9a4d83
DDO		 2780 CMP_err("cannot set up CMP context");
2781 goto err;
2782 }
2783 for (i = 0; i < opt_repeat; i++) {
2784 /* everything is ready, now connect and perform the command! */
2785 switch (opt_cmd) {
2786 case CMP_IR:
2787 newcert = OSSL_CMP_exec_IR_ses(cmp_ctx);
bb30bce2
DDO		 2788 if (newcert != NULL)
2789 ret = 1;
8d9a4d83
DDO		 2790 break;
2791 case CMP_KUR:
2792 newcert = OSSL_CMP_exec_KUR_ses(cmp_ctx);
bb30bce2
DDO		 2793 if (newcert != NULL)
2794 ret = 1;
8d9a4d83
DDO		 2795 break;
2796 case CMP_CR:
2797 newcert = OSSL_CMP_exec_CR_ses(cmp_ctx);
bb30bce2
DDO		 2798 if (newcert != NULL)
2799 ret = 1;
8d9a4d83
DDO		 2800 break;
2801 case CMP_P10CR:
2802 newcert = OSSL_CMP_exec_P10CR_ses(cmp_ctx);
bb30bce2
DDO		 2803 if (newcert != NULL)
2804 ret = 1;
8d9a4d83
DDO		 2805 break;
2806 case CMP_RR:
3d46c81a 2807 ret = OSSL_CMP_exec_RR_ses(cmp_ctx);
8d9a4d83
DDO		 2808 break;
2809 case CMP_GENM:
2810 {
2811 STACK_OF(OSSL_CMP_ITAV) *itavs;
2812
2813 if (opt_infotype != NID_undef) {
2814 OSSL_CMP_ITAV *itav =
2815 OSSL_CMP_ITAV_create(OBJ_nid2obj(opt_infotype), NULL);
2816 if (itav == NULL)
2817 goto err;
2818 OSSL_CMP_CTX_push0_genm_ITAV(cmp_ctx, itav);
2819 }
2820
bb30bce2
DDO		 2821 if ((itavs = OSSL_CMP_exec_GENM_ses(cmp_ctx)) != NULL) {
2822 print_itavs(itavs);
2823 sk_OSSL_CMP_ITAV_pop_free(itavs, OSSL_CMP_ITAV_free);
2824 ret = 1;
2825 }
8d9a4d83
DDO		 2826 break;
2827 }
2828 default:
2829 break;
2830 }
8c5c2fa5
DDO		 2831 if (OSSL_CMP_CTX_get_status(cmp_ctx) < 0)
2832 goto err; /* we got no response, maybe even did not send request */
8d9a4d83
DDO		 2833
2834 {
bb30bce2 2835 /* print PKIStatusInfo */
8d9a4d83
DDO		 2836 int status = OSSL_CMP_CTX_get_status(cmp_ctx);
2837 char *buf = app_malloc(OSSL_CMP_PKISI_BUFLEN, "PKIStatusInfo buf");
2838 const char *string =
2839 OSSL_CMP_CTX_snprint_PKIStatus(cmp_ctx, buf,
2840 OSSL_CMP_PKISI_BUFLEN);
2841
2842 CMP_print(bio_err,
1a5ae1da
DDO		 2843 status == OSSL_CMP_PKISTATUS_accepted
2844 ? OSSL_CMP_LOG_INFO :
2845 status == OSSL_CMP_PKISTATUS_rejection
2846 || status == OSSL_CMP_PKISTATUS_waiting
2847 ? OSSL_CMP_LOG_ERR : OSSL_CMP_LOG_WARNING,
8d9a4d83
DDO		 2848 status == OSSL_CMP_PKISTATUS_accepted ? "info" :
2849 status == OSSL_CMP_PKISTATUS_rejection ? "server error" :
2850 status == OSSL_CMP_PKISTATUS_waiting ? "internal error"
2851 : "warning",
2852 "received from %s %s %s", opt_server,
2853 string != NULL ? string : "<unknown PKIStatus>", "");
2854 OPENSSL_free(buf);
2855 }
2856
39082af2
DDO		 2857 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_extraCertsIn(cmp_ctx),
2858 opt_extracertsout, "extra") < 0)
bb30bce2
DDO		 2859 ret = 0;
2860 if (!ret)
2861 goto err;
2862 ret = 0;
2863 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_caPubs(cmp_ctx),
2864 opt_cacertsout, "CA") < 0)
39082af2
DDO		 2865 goto err;
2866 if (newcert != NULL) {
8d9a4d83
DDO		 2867 STACK_OF(X509) *certs = sk_X509_new_null();
2868
39082af2 2869 if (!X509_add_cert(certs, newcert, X509_ADD_FLAG_UP_REF)) {
8d9a4d83
DDO		 2870 sk_X509_free(certs);
2871 goto err;
2872 }
39082af2
DDO		 2873 if (save_free_certs(cmp_ctx, certs, opt_certout, "enrolled") < 0)
2874 goto err;
8d9a4d83 2875 }
39082af2
DDO		 2876 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_newChain(cmp_ctx),
2877 opt_chainout, "chain") < 0)
2878 goto err;
2879
8d9a4d83
DDO		 2880 if (!OSSL_CMP_CTX_reinit(cmp_ctx))
2881 goto err;
2882 }
2883 ret = 1;
2884
2885 err:
2886 /* in case we ended up here on error without proper cleaning */
2887 cleanse(opt_keypass);
2888 cleanse(opt_newkeypass);
2889 cleanse(opt_otherpass);
2890 cleanse(opt_tls_keypass);
2891 cleanse(opt_secret);
2892 cleanse(opt_srv_keypass);
2893 cleanse(opt_srv_secret);
2894
2895 if (ret != 1)
2896 OSSL_CMP_CTX_print_errors(cmp_ctx);
2897
2898 ossl_cmp_mock_srv_free(OSSL_CMP_CTX_get_transfer_cb_arg(cmp_ctx));
f4585aec 2899#ifndef OPENSSL_NO_SOCK
ef203432 2900 APP_HTTP_TLS_INFO_free(OSSL_CMP_CTX_get_http_cb_arg(cmp_ctx));
f4585aec 2901#endif
8d9a4d83
DDO		 2902 X509_STORE_free(OSSL_CMP_CTX_get_certConf_cb_arg(cmp_ctx));
2903 OSSL_CMP_CTX_free(cmp_ctx);
2904 X509_VERIFY_PARAM_free(vpm);
9283e9bd 2905 release_engine(engine);
8d9a4d83
DDO		 2906
2907 NCONF_free(conf); /* must not do as long as opt_... variables are used */
2908 OSSL_CMP_log_close();
2909
62261446 2910 return ret == 0 ? EXIT_FAILURE : EXIT_SUCCESS; /* ret == -1 for -help */
8d9a4d83 2911}
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