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test: use the new set public and private together call
[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 */
23#ifdef _WIN32
24# define access _access
25#endif
26#ifndef F_OK
27# define F_OK 0
28#endif
29
30#include <openssl/ui.h>
31#include <openssl/pkcs12.h>
32#include <openssl/ssl.h>
33
34/* explicit #includes not strictly needed since implied by the above: */
35#include <stdlib.h>
36#include <openssl/cmp.h>
37#include <openssl/cmp_util.h>
38#include <openssl/crmf.h>
39#include <openssl/crypto.h>
40#include <openssl/err.h>
41#include <openssl/store.h>
42#include <openssl/objects.h>
43#include <openssl/x509.h>
44
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;
8d9a4d83
DDO		 74static int opt_msg_timeout = -1;
75static int opt_total_timeout = -1;
76
77/* server authentication */
78static char *opt_trusted = NULL;
79static char *opt_untrusted = NULL;
80static char *opt_srvcert = NULL;
81static char *opt_recipient = NULL;
82static char *opt_expect_sender = NULL;
83static int opt_ignore_keyusage = 0;
84static int opt_unprotected_errors = 0;
85static char *opt_extracertsout = NULL;
86static char *opt_cacertsout = NULL;
87
88/* client authentication */
89static char *opt_ref = NULL;
90static char *opt_secret = NULL;
91static char *opt_cert = NULL;
15076c26 92static char *opt_own_trusted = NULL;
8d9a4d83
DDO		 93static char *opt_key = NULL;
94static char *opt_keypass = NULL;
95static char *opt_digest = NULL;
96static char *opt_mac = NULL;
97static char *opt_extracerts = NULL;
98static int opt_unprotected_requests = 0;
99
100/* generic message */
101static char *opt_cmd_s = NULL;
102static int opt_cmd = -1;
103static char *opt_geninfo = NULL;
104static char *opt_infotype_s = NULL;
105static int opt_infotype = NID_undef;
106
107/* certificate enrollment */
108static char *opt_newkey = NULL;
109static char *opt_newkeypass = NULL;
110static char *opt_subject = NULL;
111static char *opt_issuer = NULL;
112static int opt_days = 0;
113static char *opt_reqexts = NULL;
114static char *opt_sans = NULL;
115static int opt_san_nodefault = 0;
116static char *opt_policies = NULL;
117static char *opt_policy_oids = NULL;
118static int opt_policy_oids_critical = 0;
119static int opt_popo = OSSL_CRMF_POPO_NONE - 1;
120static char *opt_csr = NULL;
121static char *opt_out_trusted = NULL;
122static int opt_implicit_confirm = 0;
123static int opt_disable_confirm = 0;
124static char *opt_certout = NULL;
39082af2 125static char *opt_chainout = NULL;
8d9a4d83
DDO		 126
127/* certificate enrollment and revocation */
128static char *opt_oldcert = NULL;
129static int opt_revreason = CRL_REASON_NONE;
130
131/* credentials format */
132static char *opt_certform_s = "PEM";
133static int opt_certform = FORMAT_PEM;
134static char *opt_keyform_s = "PEM";
135static int opt_keyform = FORMAT_PEM;
8d9a4d83
DDO		 136static char *opt_otherpass = NULL;
137static char *opt_engine = NULL;
138
139/* TLS connection */
140static int opt_tls_used = 0;
141static char *opt_tls_cert = NULL;
142static char *opt_tls_key = NULL;
143static char *opt_tls_keypass = NULL;
144static char *opt_tls_extra = NULL;
145static char *opt_tls_trusted = NULL;
146static char *opt_tls_host = NULL;
147
148/* client-side debugging */
149static int opt_batch = 0;
150static int opt_repeat = 1;
151static char *opt_reqin = NULL;
143be474 152static int opt_reqin_new_tid = 0;
8d9a4d83
DDO		 153static char *opt_reqout = NULL;
154static char *opt_rspin = NULL;
155static char *opt_rspout = NULL;
156static int opt_use_mock_srv = 0;
157
158/* server-side debugging */
159static char *opt_port = NULL;
160static int opt_max_msgs = 0;
161
162static char *opt_srv_ref = NULL;
163static char *opt_srv_secret = NULL;
164static char *opt_srv_cert = NULL;
165static char *opt_srv_key = NULL;
166static char *opt_srv_keypass = NULL;
167
168static char *opt_srv_trusted = NULL;
169static char *opt_srv_untrusted = NULL;
170static char *opt_rsp_cert = NULL;
171static char *opt_rsp_extracerts = NULL;
172static char *opt_rsp_capubs = NULL;
173static int opt_poll_count = 0;
174static int opt_check_after = 1;
175static int opt_grant_implicitconf = 0;
176
177static int opt_pkistatus = OSSL_CMP_PKISTATUS_accepted;
178static int opt_failure = INT_MIN;
179static int opt_failurebits = 0;
180static char *opt_statusstring = NULL;
181static int opt_send_error = 0;
182static int opt_send_unprotected = 0;
183static int opt_send_unprot_err = 0;
184static int opt_accept_unprotected = 0;
185static int opt_accept_unprot_err = 0;
186static int opt_accept_raverified = 0;
187
188static X509_VERIFY_PARAM *vpm = NULL;
189
190typedef enum OPTION_choice {
191 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
1a5ae1da 192 OPT_CONFIG, OPT_SECTION, OPT_VERBOSITY,
8d9a4d83
DDO		 193
194 OPT_CMD, OPT_INFOTYPE, OPT_GENINFO,
195
196 OPT_NEWKEY, OPT_NEWKEYPASS, OPT_SUBJECT, OPT_ISSUER,
197 OPT_DAYS, OPT_REQEXTS,
198 OPT_SANS, OPT_SAN_NODEFAULT,
199 OPT_POLICIES, OPT_POLICY_OIDS, OPT_POLICY_OIDS_CRITICAL,
200 OPT_POPO, OPT_CSR,
201 OPT_OUT_TRUSTED, OPT_IMPLICIT_CONFIRM, OPT_DISABLE_CONFIRM,
39082af2 202 OPT_CERTOUT, OPT_CHAINOUT,
8d9a4d83
DDO		 203
204 OPT_OLDCERT, OPT_REVREASON,
205
3c9d6266 206 OPT_SERVER, OPT_PATH, OPT_PROXY, OPT_NO_PROXY,
8d9a4d83
DDO		 207 OPT_MSG_TIMEOUT, OPT_TOTAL_TIMEOUT,
208
209 OPT_TRUSTED, OPT_UNTRUSTED, OPT_SRVCERT,
210 OPT_RECIPIENT, OPT_EXPECT_SENDER,
211 OPT_IGNORE_KEYUSAGE, OPT_UNPROTECTED_ERRORS,
212 OPT_EXTRACERTSOUT, OPT_CACERTSOUT,
213
15076c26 214 OPT_REF, OPT_SECRET, OPT_CERT, OPT_OWN_TRUSTED, OPT_KEY, OPT_KEYPASS,
8d9a4d83
DDO		 215 OPT_DIGEST, OPT_MAC, OPT_EXTRACERTS,
216 OPT_UNPROTECTED_REQUESTS,
217
b3c5aadf 218 OPT_CERTFORM, OPT_KEYFORM,
8d9a4d83
DDO		 219 OPT_OTHERPASS,
220#ifndef OPENSSL_NO_ENGINE
221 OPT_ENGINE,
222#endif
223 OPT_PROV_ENUM,
224
225 OPT_TLS_USED, OPT_TLS_CERT, OPT_TLS_KEY,
226 OPT_TLS_KEYPASS,
227 OPT_TLS_EXTRA, OPT_TLS_TRUSTED, OPT_TLS_HOST,
228
229 OPT_BATCH, OPT_REPEAT,
143be474 230 OPT_REQIN, OPT_REQIN_NEW_TID, OPT_REQOUT, OPT_RSPIN, OPT_RSPOUT,
3c9d6266 231 OPT_USE_MOCK_SRV,
8d9a4d83 232
3c9d6266 233 OPT_PORT, OPT_MAX_MSGS,
8d9a4d83
DDO		 234 OPT_SRV_REF, OPT_SRV_SECRET,
235 OPT_SRV_CERT, OPT_SRV_KEY, OPT_SRV_KEYPASS,
236 OPT_SRV_TRUSTED, OPT_SRV_UNTRUSTED,
237 OPT_RSP_CERT, OPT_RSP_EXTRACERTS, OPT_RSP_CAPUBS,
238 OPT_POLL_COUNT, OPT_CHECK_AFTER,
239 OPT_GRANT_IMPLICITCONF,
240 OPT_PKISTATUS, OPT_FAILURE,
241 OPT_FAILUREBITS, OPT_STATUSSTRING,
242 OPT_SEND_ERROR, OPT_SEND_UNPROTECTED,
243 OPT_SEND_UNPROT_ERR, OPT_ACCEPT_UNPROTECTED,
244 OPT_ACCEPT_UNPROT_ERR, OPT_ACCEPT_RAVERIFIED,
245
246 OPT_V_ENUM
247} OPTION_CHOICE;
248
249const OPTIONS cmp_options[] = {
250 /* entries must be in the same order as enumerated above!! */
251 {"help", OPT_HELP, '-', "Display this summary"},
252 {"config", OPT_CONFIG, 's',
253 "Configuration file to use. \"\" = none. Default from env variable OPENSSL_CONF"},
254 {"section", OPT_SECTION, 's',
255 "Section(s) in config file to get options from. \"\" = 'default'. Default 'cmp'"},
1a5ae1da
DDO		 256 {"verbosity", OPT_VERBOSITY, 'n',
257 "Log level; 3=ERR, 4=WARN, 6=INFO, 7=DEBUG, 8=TRACE. Default 6 = INFO"},
8d9a4d83
DDO		 258
259 OPT_SECTION("Generic message"),
260 {"cmd", OPT_CMD, 's', "CMP request to send: ir/cr/kur/p10cr/rr/genm"},
261 {"infotype", OPT_INFOTYPE, 's',
262 "InfoType name for requesting specific info in genm, e.g. 'signKeyPairTypes'"},
263 {"geninfo", OPT_GENINFO, 's',
264 "generalInfo integer values to place in request PKIHeader with given OID"},
265 {OPT_MORE_STR, 0, 0,
5ea4c6e5 266 "specified in the form <OID>:int:<n>, e.g. \"1.2.3.4:int:56789\""},
8d9a4d83
DDO		 267
268 OPT_SECTION("Certificate enrollment"),
269 {"newkey", OPT_NEWKEY, 's',
270 "Private or public key for the requested cert. Default: CSR key or client key"},
271 {"newkeypass", OPT_NEWKEYPASS, 's', "New private key pass phrase source"},
272 {"subject", OPT_SUBJECT, 's',
273 "Distinguished Name (DN) of subject to use in the requested cert template"},
274 {OPT_MORE_STR, 0, 0,
3d46c81a 275 "For kur, default is subject of -csr arg or else of reference cert (see -oldcert)"},
8d9a4d83
DDO		 276 {OPT_MORE_STR, 0, 0,
277 "this default is used for ir and cr only if no Subject Alt Names are set"},
278 {"issuer", OPT_ISSUER, 's',
279 "DN of the issuer to place in the requested certificate template"},
280 {OPT_MORE_STR, 0, 0,
281 "also used as recipient if neither -recipient nor -srvcert are given"},
282 {"days", OPT_DAYS, 'n',
283 "Requested validity time of the new certificate in number of days"},
284 {"reqexts", OPT_REQEXTS, 's',
3d46c81a
DDO		 285 "Name of config file section defining certificate request extensions."},
286 {OPT_MORE_STR, 0, 0,
287 "Augments or replaces any extensions contained CSR given with -csr"},
8d9a4d83
DDO		 288 {"sans", OPT_SANS, 's',
289 "Subject Alt Names (IPADDR/DNS/URI) to add as (critical) cert req extension"},
290 {"san_nodefault", OPT_SAN_NODEFAULT, '-',
291 "Do not take default SANs from reference certificate (see -oldcert)"},
292 {"policies", OPT_POLICIES, 's',
293 "Name of config file section defining policies certificate request extension"},
294 {"policy_oids", OPT_POLICY_OIDS, 's',
295 "Policy OID(s) to add as policies certificate request extension"},
296 {"policy_oids_critical", OPT_POLICY_OIDS_CRITICAL, '-',
297 "Flag the policy OID(s) given with -policy_oids as critical"},
298 {"popo", OPT_POPO, 'n',
299 "Proof-of-Possession (POPO) method to use for ir/cr/kur where"},
300 {OPT_MORE_STR, 0, 0,
301 "-1 = NONE, 0 = RAVERIFIED, 1 = SIGNATURE (default), 2 = KEYENC"},
302 {"csr", OPT_CSR, 's',
3d46c81a 303 "PKCS#10 CSR file in PEM or DER format to convert or to use in p10cr"},
8d9a4d83
DDO		 304 {"out_trusted", OPT_OUT_TRUSTED, 's',
305 "Certificates to trust when verifying newly enrolled certificates"},
306 {"implicit_confirm", OPT_IMPLICIT_CONFIRM, '-',
307 "Request implicit confirmation of newly enrolled certificates"},
308 {"disable_confirm", OPT_DISABLE_CONFIRM, '-',
309 "Do not confirm newly enrolled certificate w/o requesting implicit"},
310 {OPT_MORE_STR, 0, 0,
311 "confirmation. WARNING: This leads to behavior violating RFC 4210"},
312 {"certout", OPT_CERTOUT, 's',
313 "File to save newly enrolled certificate"},
39082af2
DDO		 314 {"chainout", OPT_CHAINOUT, 's',
315 "File to save the chain of newly enrolled certificate"},
8d9a4d83
DDO		 316
317 OPT_SECTION("Certificate enrollment and revocation"),
318
319 {"oldcert", OPT_OLDCERT, 's',
320 "Certificate to be updated (defaulting to -cert) or to be revoked in rr;"},
321 {OPT_MORE_STR, 0, 0,
322 "also used as reference (defaulting to -cert) for subject DN and SANs."},
323 {OPT_MORE_STR, 0, 0,
87d20a96 324 "Its issuer is used as recipient unless -recipient, -srvcert, or -issuer given"},
8d9a4d83
DDO		 325 {"revreason", OPT_REVREASON, 'n',
326 "Reason code to include in revocation request (rr); possible values:"},
327 {OPT_MORE_STR, 0, 0,
328 "0..6, 8..10 (see RFC5280, 5.3.1) or -1. Default -1 = none included"},
329
330 OPT_SECTION("Message transfer"),
331 {"server", OPT_SERVER, 's',
d96486dc 332 "[http[s]://]address[:port][/path] of CMP server. Default port 80 or 443."},
8d9a4d83 333 {OPT_MORE_STR, 0, 0,
d96486dc 334 "address may be a DNS name or an IP address; path can be overridden by -path"},
3c9d6266
DDO		 335 {"path", OPT_PATH, 's',
336 "HTTP path (aka CMP alias) at the CMP server. Default from -server, else \"/\""},
8d9a4d83
DDO		 337 {"proxy", OPT_PROXY, 's',
338 "[http[s]://]address[:port][/path] of HTTP(S) proxy to use; path is ignored"},
339 {"no_proxy", OPT_NO_PROXY, 's',
340 "List of addresses of servers not to use HTTP(S) proxy for"},
341 {OPT_MORE_STR, 0, 0,
342 "Default from environment variable 'no_proxy', else 'NO_PROXY', else none"},
8d9a4d83
DDO		 343 {"msg_timeout", OPT_MSG_TIMEOUT, 'n',
344 "Timeout per CMP message round trip (or 0 for none). Default 120 seconds"},
345 {"total_timeout", OPT_TOTAL_TIMEOUT, 'n',
346 "Overall time an enrollment incl. polling may take. Default 0 = infinite"},
347
348 OPT_SECTION("Server authentication"),
349 {"trusted", OPT_TRUSTED, 's',
0d17c2f4 350 "Certificates to trust as chain roots when verifying signed CMP responses"},
8d9a4d83
DDO		 351 {OPT_MORE_STR, 0, 0, "unless -srvcert is given"},
352 {"untrusted", OPT_UNTRUSTED, 's',
8b22c283 353 "Intermediate CA certs for chain construction for CMP/TLS/enrolled certs"},
8d9a4d83 354 {"srvcert", OPT_SRVCERT, 's',
0d17c2f4 355 "Server cert to pin and trust directly when verifying signed CMP responses"},
8d9a4d83 356 {"recipient", OPT_RECIPIENT, 's',
87d20a96 357 "DN of CA. Default: subject of -srvcert, -issuer, issuer of -oldcert or -cert"},
8d9a4d83 358 {"expect_sender", OPT_EXPECT_SENDER, 's',
0d17c2f4 359 "DN of expected sender of responses. Defaults to subject of -srvcert, if any"},
8d9a4d83
DDO		 360 {"ignore_keyusage", OPT_IGNORE_KEYUSAGE, '-',
361 "Ignore CMP signer cert key usage, else 'digitalSignature' must be allowed"},
362 {"unprotected_errors", OPT_UNPROTECTED_ERRORS, '-',
363 "Accept missing or invalid protection of regular error messages and negative"},
364 {OPT_MORE_STR, 0, 0,
365 "certificate responses (ip/cp/kup), revocation responses (rp), and PKIConf"},
366 {OPT_MORE_STR, 0, 0,
367 "WARNING: This setting leads to behavior allowing violation of RFC 4210"},
368 {"extracertsout", OPT_EXTRACERTSOUT, 's',
369 "File to save extra certificates received in the extraCerts field"},
370 {"cacertsout", OPT_CACERTSOUT, 's',
371 "File to save CA certificates received in the caPubs field of 'ip' messages"},
372
373 OPT_SECTION("Client authentication"),
374 {"ref", OPT_REF, 's',
375 "Reference value to use as senderKID in case no -cert is given"},
376 {"secret", OPT_SECRET, 's',
ef2d3588 377 "Prefer PBM (over signatures) for protecting msgs with given password source"},
8d9a4d83 378 {"cert", OPT_CERT, 's',
ef2d3588 379 "Client's CMP signer certificate; its public key must match the -key argument"},
8d9a4d83 380 {OPT_MORE_STR, 0, 0,
ef2d3588
DDO		 381 "This also used as default reference for subject DN and SANs."},
382 {OPT_MORE_STR, 0, 0,
383 "Any further certs included are appended to the untrusted certs"},
15076c26
DDO		 384 {"own_trusted", OPT_OWN_TRUSTED, 's',
385 "Optional certs to verify chain building for own CMP signer cert"},
ef2d3588 386 {"key", OPT_KEY, 's', "CMP signer private key, not used when -secret given"},
8d9a4d83 387 {"keypass", OPT_KEYPASS, 's',
3d46c81a 388 "Client private key (and cert and old cert) pass phrase source"},
8d9a4d83
DDO		 389 {"digest", OPT_DIGEST, 's',
390 "Digest to use in message protection and POPO signatures. Default \"sha256\""},
391 {"mac", OPT_MAC, 's',
392 "MAC algorithm to use in PBM-based message protection. Default \"hmac-sha1\""},
393 {"extracerts", OPT_EXTRACERTS, 's',
7a7d6b51
DDO		 394 "Certificates to append in extraCerts field of outgoing messages."},
395 {OPT_MORE_STR, 0, 0,
396 "This can be used as the default CMP signer cert chain to include"},
8d9a4d83
DDO		 397 {"unprotected_requests", OPT_UNPROTECTED_REQUESTS, '-',
398 "Send messages without CMP-level protection"},
399
400 OPT_SECTION("Credentials format"),
401 {"certform", OPT_CERTFORM, 's',
402 "Format (PEM or DER) to use when saving a certificate to a file. Default PEM"},
8d9a4d83 403 {"keyform", OPT_KEYFORM, 's',
b3c5aadf 404 "Format of the key input (ENGINE, other values ignored)"},
8d9a4d83
DDO		 405 {"otherpass", OPT_OTHERPASS, 's',
406 "Pass phrase source potentially needed for loading certificates of others"},
407#ifndef OPENSSL_NO_ENGINE
408 {"engine", OPT_ENGINE, 's',
409 "Use crypto engine with given identifier, possibly a hardware device."},
410 {OPT_MORE_STR, 0, 0,
f91d003a 411 "Engines may also be defined in OpenSSL config file engine section."},
8d9a4d83
DDO		 412#endif
413 OPT_PROV_OPTIONS,
414
415 OPT_SECTION("TLS connection"),
416 {"tls_used", OPT_TLS_USED, '-',
417 "Enable using TLS (also when other TLS options are not set)"},
418 {"tls_cert", OPT_TLS_CERT, 's',
419 "Client's TLS certificate. May include chain to be provided to TLS server"},
420 {"tls_key", OPT_TLS_KEY, 's',
421 "Private key for the client's TLS certificate"},
422 {"tls_keypass", OPT_TLS_KEYPASS, 's',
3d46c81a 423 "Pass phrase source for the client's private TLS key (and TLS cert)"},
8d9a4d83
DDO		 424 {"tls_extra", OPT_TLS_EXTRA, 's',
425 "Extra certificates to provide to TLS server during TLS handshake"},
426 {"tls_trusted", OPT_TLS_TRUSTED, 's',
427 "Trusted certificates to use for verifying the TLS server certificate;"},
428 {OPT_MORE_STR, 0, 0, "this implies host name validation"},
429 {"tls_host", OPT_TLS_HOST, 's',
430 "Address to be checked (rather than -server) during TLS host name validation"},
431
432 OPT_SECTION("Client-side debugging"),
433 {"batch", OPT_BATCH, '-',
434 "Do not interactively prompt for input when a password is required etc."},
435 {"repeat", OPT_REPEAT, 'n',
436 "Invoke the transaction the given number of times. Default 1"},
437 {"reqin", OPT_REQIN, 's', "Take sequence of CMP requests from file(s)"},
143be474
DDO		 438 {"reqin_new_tid", OPT_REQIN_NEW_TID, '-',
439 "Use fresh transactionID for CMP requests read from -reqin"},
8d9a4d83
DDO		 440 {"reqout", OPT_REQOUT, 's', "Save sequence of CMP requests to file(s)"},
441 {"rspin", OPT_RSPIN, 's',
442 "Process sequence of CMP responses provided in file(s), skipping server"},
443 {"rspout", OPT_RSPOUT, 's', "Save sequence of CMP responses to file(s)"},
444
445 {"use_mock_srv", OPT_USE_MOCK_SRV, '-', "Use mock server at API level, bypassing HTTP"},
446
447 OPT_SECTION("Mock server"),
448 {"port", OPT_PORT, 's', "Act as HTTP mock server listening on given port"},
449 {"max_msgs", OPT_MAX_MSGS, 'n',
450 "max number of messages handled by HTTP mock server. Default: 0 = unlimited"},
451
452 {"srv_ref", OPT_SRV_REF, 's',
453 "Reference value to use as senderKID of server in case no -srv_cert is given"},
454 {"srv_secret", OPT_SRV_SECRET, 's',
455 "Password source for server authentication with a pre-shared key (secret)"},
456 {"srv_cert", OPT_SRV_CERT, 's', "Certificate of the server"},
457 {"srv_key", OPT_SRV_KEY, 's',
458 "Private key used by the server for signing messages"},
459 {"srv_keypass", OPT_SRV_KEYPASS, 's',
3d46c81a 460 "Server private key (and cert) pass phrase source"},
8d9a4d83
DDO		 461
462 {"srv_trusted", OPT_SRV_TRUSTED, 's',
463 "Trusted certificates for client authentication"},
464 {"srv_untrusted", OPT_SRV_UNTRUSTED, 's',
6b326fc3 465 "Intermediate certs that may be useful for verifying CMP protection"},
8d9a4d83
DDO		 466 {"rsp_cert", OPT_RSP_CERT, 's',
467 "Certificate to be returned as mock enrollment result"},
468 {"rsp_extracerts", OPT_RSP_EXTRACERTS, 's',
469 "Extra certificates to be included in mock certification responses"},
470 {"rsp_capubs", OPT_RSP_CAPUBS, 's',
471 "CA certificates to be included in mock ip response"},
472 {"poll_count", OPT_POLL_COUNT, 'n',
473 "Number of times the client must poll before receiving a certificate"},
474 {"check_after", OPT_CHECK_AFTER, 'n',
475 "The check_after value (time to wait) to include in poll response"},
476 {"grant_implicitconf", OPT_GRANT_IMPLICITCONF, '-',
477 "Grant implicit confirmation of newly enrolled certificate"},
478
479 {"pkistatus", OPT_PKISTATUS, 'n',
480 "PKIStatus to be included in server response. Possible values: 0..6"},
481 {"failure", OPT_FAILURE, 'n',
482 "A single failure info bit number to include in server response, 0..26"},
483 {"failurebits", OPT_FAILUREBITS, 'n',
484 "Number representing failure bits to include in server response, 0..2^27 - 1"},
485 {"statusstring", OPT_STATUSSTRING, 's',
486 "Status string to be included in server response"},
487 {"send_error", OPT_SEND_ERROR, '-',
488 "Force server to reply with error message"},
489 {"send_unprotected", OPT_SEND_UNPROTECTED, '-',
490 "Send response messages without CMP-level protection"},
491 {"send_unprot_err", OPT_SEND_UNPROT_ERR, '-',
492 "In case of negative responses, server shall send unprotected error messages,"},
493 {OPT_MORE_STR, 0, 0,
494 "certificate responses (ip/cp/kup), and revocation responses (rp)."},
495 {OPT_MORE_STR, 0, 0,
496 "WARNING: This setting leads to behavior violating RFC 4210"},
497 {"accept_unprotected", OPT_ACCEPT_UNPROTECTED, '-',
498 "Accept missing or invalid protection of requests"},
499 {"accept_unprot_err", OPT_ACCEPT_UNPROT_ERR, '-',
500 "Accept unprotected error messages from client"},
501 {"accept_raverified", OPT_ACCEPT_RAVERIFIED, '-',
502 "Accept RAVERIFIED as proof-of-possession (POPO)"},
503
504 OPT_V_OPTIONS,
505 {NULL}
506};
507
508typedef union {
509 char **txt;
510 int *num;
511 long *num_long;
512} varref;
513static varref cmp_vars[] = { /* must be in same order as enumerated above! */
1a5ae1da 514 {&opt_config}, {&opt_section}, {(char **)&opt_verbosity},
8d9a4d83
DDO		 515
516 {&opt_cmd_s}, {&opt_infotype_s}, {&opt_geninfo},
517
518 {&opt_newkey}, {&opt_newkeypass}, {&opt_subject}, {&opt_issuer},
519 {(char **)&opt_days}, {&opt_reqexts},
520 {&opt_sans}, {(char **)&opt_san_nodefault},
521 {&opt_policies}, {&opt_policy_oids}, {(char **)&opt_policy_oids_critical},
522 {(char **)&opt_popo}, {&opt_csr},
523 {&opt_out_trusted},
524 {(char **)&opt_implicit_confirm}, {(char **)&opt_disable_confirm},
39082af2 525 {&opt_certout}, {&opt_chainout},
8d9a4d83
DDO		 526
527 {&opt_oldcert}, {(char **)&opt_revreason},
528
f6d3359d 529 {&opt_server}, {&opt_path}, {&opt_proxy}, {&opt_no_proxy},
8d9a4d83
DDO		 530 {(char **)&opt_msg_timeout}, {(char **)&opt_total_timeout},
531
532 {&opt_trusted}, {&opt_untrusted}, {&opt_srvcert},
533 {&opt_recipient}, {&opt_expect_sender},
534 {(char **)&opt_ignore_keyusage}, {(char **)&opt_unprotected_errors},
535 {&opt_extracertsout}, {&opt_cacertsout},
536
15076c26
DDO		 537 {&opt_ref}, {&opt_secret},
538 {&opt_cert}, {&opt_own_trusted}, {&opt_key}, {&opt_keypass},
8d9a4d83
DDO		 539 {&opt_digest}, {&opt_mac}, {&opt_extracerts},
540 {(char **)&opt_unprotected_requests},
541
b3c5aadf 542 {&opt_certform_s}, {&opt_keyform_s},
8d9a4d83
DDO		 543 {&opt_otherpass},
544#ifndef OPENSSL_NO_ENGINE
545 {&opt_engine},
546#endif
547
548 {(char **)&opt_tls_used}, {&opt_tls_cert}, {&opt_tls_key},
549 {&opt_tls_keypass},
550 {&opt_tls_extra}, {&opt_tls_trusted}, {&opt_tls_host},
551
552 {(char **)&opt_batch}, {(char **)&opt_repeat},
143be474
DDO		 553 {&opt_reqin}, {(char **)&opt_reqin_new_tid},
554 {&opt_reqout}, {&opt_rspin}, {&opt_rspout},
8d9a4d83
DDO		 555
556 {(char **)&opt_use_mock_srv}, {&opt_port}, {(char **)&opt_max_msgs},
557 {&opt_srv_ref}, {&opt_srv_secret},
558 {&opt_srv_cert}, {&opt_srv_key}, {&opt_srv_keypass},
559 {&opt_srv_trusted}, {&opt_srv_untrusted},
560 {&opt_rsp_cert}, {&opt_rsp_extracerts}, {&opt_rsp_capubs},
561 {(char **)&opt_poll_count}, {(char **)&opt_check_after},
562 {(char **)&opt_grant_implicitconf},
563 {(char **)&opt_pkistatus}, {(char **)&opt_failure},
564 {(char **)&opt_failurebits}, {&opt_statusstring},
565 {(char **)&opt_send_error}, {(char **)&opt_send_unprotected},
566 {(char **)&opt_send_unprot_err}, {(char **)&opt_accept_unprotected},
567 {(char **)&opt_accept_unprot_err}, {(char **)&opt_accept_raverified},
568
569 {NULL}
570};
571
1a5ae1da
DDO		 572#define FUNC (strcmp(OPENSSL_FUNC, "(unknown function)") == 0 \
573 ? "CMP" : OPENSSL_FUNC)
574#define CMP_print(bio, level, prefix, msg, a1, a2, a3) \
575 ((void)(level > opt_verbosity ? 0 : \
576 (BIO_printf(bio, "%s:%s:%d:CMP %s: " msg "\n", \
577 FUNC, OPENSSL_FILE, OPENSSL_LINE, prefix, a1, a2, a3))))
578#define CMP_DEBUG(m, a1, a2, a3) \
579 CMP_print(bio_out, OSSL_CMP_LOG_DEBUG, "debug", m, a1, a2, a3)
580#define CMP_debug(msg) CMP_DEBUG(msg"%s%s%s", "", "", "")
581#define CMP_debug1(msg, a1) CMP_DEBUG(msg"%s%s", a1, "", "")
582#define CMP_debug2(msg, a1, a2) CMP_DEBUG(msg"%s", a1, a2, "")
583#define CMP_debug3(msg, a1, a2, a3) CMP_DEBUG(msg, a1, a2, a3)
584#define CMP_INFO(msg, a1, a2, a3) \
585 CMP_print(bio_out, OSSL_CMP_LOG_INFO, "info", msg, a1, a2, a3)
8d9a4d83
DDO		 586#define CMP_info(msg) CMP_INFO(msg"%s%s%s", "", "", "")
587#define CMP_info1(msg, a1) CMP_INFO(msg"%s%s", a1, "", "")
588#define CMP_info2(msg, a1, a2) CMP_INFO(msg"%s", a1, a2, "")
589#define CMP_info3(msg, a1, a2, a3) CMP_INFO(msg, a1, a2, a3)
1a5ae1da
DDO		 590#define CMP_WARN(m, a1, a2, a3) \
591 CMP_print(bio_out, OSSL_CMP_LOG_WARNING, "warning", m, a1, a2, a3)
8d9a4d83
DDO		 592#define CMP_warn(msg) CMP_WARN(msg"%s%s%s", "", "", "")
593#define CMP_warn1(msg, a1) CMP_WARN(msg"%s%s", a1, "", "")
594#define CMP_warn2(msg, a1, a2) CMP_WARN(msg"%s", a1, a2, "")
595#define CMP_warn3(msg, a1, a2, a3) CMP_WARN(msg, a1, a2, a3)
1a5ae1da
DDO		 596#define CMP_ERR(msg, a1, a2, a3) \
597 CMP_print(bio_err, OSSL_CMP_LOG_ERR, "error", msg, a1, a2, a3)
8d9a4d83
DDO		 598#define CMP_err(msg) CMP_ERR(msg"%s%s%s", "", "", "")
599#define CMP_err1(msg, a1) CMP_ERR(msg"%s%s", a1, "", "")
600#define CMP_err2(msg, a1, a2) CMP_ERR(msg"%s", a1, a2, "")
601#define CMP_err3(msg, a1, a2, a3) CMP_ERR(msg, a1, a2, a3)
602
603static int print_to_bio_out(const char *func, const char *file, int line,
604 OSSL_CMP_severity level, const char *msg)
605{
606 return OSSL_CMP_print_to_bio(bio_out, func, file, line, level, msg);
607}
608
1a5ae1da
DDO		 609static int set_verbosity(int level)
610{
611 if (level < OSSL_CMP_LOG_EMERG || level > OSSL_CMP_LOG_MAX) {
612 CMP_err1("Logging verbosity level %d out of range (0 .. 8)", level);
613 return 0;
614 }
615 opt_verbosity = level;
616 return 1;
617}
618
8d9a4d83
DDO		 619static char *next_item(char *opt) /* in list separated by comma and/or space */
620{
621 /* advance to separator (comma or whitespace), if any */
622 while (*opt != ',' && !isspace(*opt) && *opt != '\0') {
623 if (*opt == '\\' && opt[1] != '\0')
624 /* skip and unescape '\' escaped char */
625 memmove(opt, opt + 1, strlen(opt));
626 opt++;
627 }
628 if (*opt != '\0') {
629 /* terminate current item */
630 *opt++ = '\0';
631 /* skip over any whitespace after separator */
632 while (isspace(*opt))
633 opt++;
634 }
635 return *opt == '\0' ? NULL : opt; /* NULL indicates end of input */
636}
637
638static EVP_PKEY *load_key_pwd(const char *uri, int format,
19765f5b 639 const char *pass, ENGINE *eng, const char *desc)
8d9a4d83
DDO		 640{
641 char *pass_string = get_passwd(pass, desc);
19765f5b 642 EVP_PKEY *pkey = load_key(uri, format, 0, pass_string, eng, desc);
8d9a4d83
DDO		 643
644 clear_free(pass_string);
645 return pkey;
646}
647
648static X509 *load_cert_pwd(const char *uri, const char *pass, const char *desc)
649{
650 X509 *cert;
651 char *pass_string = get_passwd(pass, desc);
652
653 cert = load_cert_pass(uri, 0, pass_string, desc);
654 clear_free(pass_string);
655 return cert;
656}
657
8d9a4d83
DDO		 658/*
659 * TODO potentially move this and related functions to apps/lib/
660 * or even better extend OSSL_STORE with type OSSL_STORE_INFO_CRL
661 */
662static X509_REQ *load_csr_autofmt(const char *infile, const char *desc)
663{
664 X509_REQ *csr;
665 BIO *bio_bak = bio_err;
8d9a4d83 666
2c0e356e
DDO		 667 bio_err = NULL; /* do not show errors on more than one try */
668 csr = load_csr(infile, FORMAT_PEM, desc);
8d9a4d83 669 bio_err = bio_bak;
2c0e356e 670 if (csr == NULL) {
8d9a4d83 671 ERR_clear_error();
2c0e356e 672 csr = load_csr(infile, FORMAT_ASN1, desc);
8d9a4d83
DDO		 673 }
674 if (csr == NULL) {
675 ERR_print_errors(bio_err);
676 BIO_printf(bio_err, "error: unable to load %s from file '%s'\n", desc,
677 infile);
6b63b7b6
DDO		 678 } else {
679 EVP_PKEY *pkey = X509_REQ_get0_pubkey(csr);
680 int ret = do_X509_REQ_verify(csr, pkey, NULL /* vfyopts */);
681
682 if (pkey == NULL || ret < 0)
683 CMP_warn("error while verifying CSR self-signature");
684 else if (ret == 0)
685 CMP_warn("CSR self-signature does not match the contents");
8d9a4d83
DDO		 686 }
687 return csr;
688}
689
2c0e356e 690static void warn_cert_msg(const char *uri, X509 *cert, const char *msg)
8d9a4d83 691{
2c0e356e 692 char *subj = X509_NAME_oneline(X509_get_subject_name(cert), NULL, 0);
8d9a4d83 693
2c0e356e
DDO		 694 CMP_warn3("certificate from '%s' with subject '%s' %s", uri, subj, msg);
695 OPENSSL_free(subj);
696}
697
698static void warn_cert(const char *uri, X509 *cert, int warn_EE)
699{
5e128ed1 700 uint32_t ex_flags = X509_get_extension_flags(cert);
2c0e356e 701 int res = X509_cmp_timeframe(vpm, X509_get0_notBefore(cert),
8d9a4d83 702 X509_get0_notAfter(cert));
2c0e356e
DDO		 703
704 if (res != 0)
705 warn_cert_msg(uri, cert, res > 0 ? "has expired" : "not yet valid");
5e128ed1 706 if (warn_EE && (ex_flags & EXFLAG_V1) == 0 && (ex_flags & EXFLAG_CA) == 0)
2c0e356e 707 warn_cert_msg(uri, cert, "is not a CA cert");
8d9a4d83
DDO		 708}
709
2c0e356e
DDO		 710static void warn_certs(const char *uri, STACK_OF(X509) *certs, int warn_EE)
711{
712 int i;
713
714 for (i = 0; i < sk_X509_num(certs); i++)
715 warn_cert(uri, sk_X509_value(certs, i), warn_EE);
716}
717
718/* TODO potentially move this and related functions to apps/lib/apps.c */
719static int load_cert_certs(const char *uri,
720 X509 **pcert, STACK_OF(X509) **pcerts,
721 int exclude_http, const char *pass, const char *desc)
8d9a4d83
DDO		 722{
723 int ret = 0;
724 char *pass_string;
8d9a4d83 725
2c0e356e
DDO		 726 if (exclude_http && (strncasecmp(uri, "http://", 7) == 0
727 || strncasecmp(uri, "https://", 8) == 0)) {
8d9a4d83
DDO		 728 BIO_printf(bio_err, "error: HTTP retrieval not allowed for %s\n", desc);
729 return ret;
730 }
731 pass_string = get_passwd(pass, desc);
b78c777e 732 ret = load_key_certs_crls(uri, 0, pass_string, desc, NULL, NULL, NULL,
2c0e356e 733 pcert, pcerts, NULL, NULL);
8d9a4d83
DDO		 734 clear_free(pass_string);
735
2c0e356e
DDO		 736 if (ret) {
737 if (pcert != NULL)
738 warn_cert(uri, *pcert, 0);
739 warn_certs(uri, *pcerts, 1);
740 } else {
741 sk_X509_pop_free(*pcerts, X509_free);
742 *pcerts = NULL;
743 }
8d9a4d83
DDO		 744 return ret;
745}
746
747/* set expected host name/IP addr and clears the email addr in the given ts */
748static int truststore_set_host_etc(X509_STORE *ts, char *host)
749{
750 X509_VERIFY_PARAM *ts_vpm = X509_STORE_get0_param(ts);
751
752 /* first clear any host names, IP, and email addresses */
753 if (!X509_VERIFY_PARAM_set1_host(ts_vpm, NULL, 0)
754 || !X509_VERIFY_PARAM_set1_ip(ts_vpm, NULL, 0)
755 || !X509_VERIFY_PARAM_set1_email(ts_vpm, NULL, 0))
756 return 0;
757 X509_VERIFY_PARAM_set_hostflags(ts_vpm,
758 X509_CHECK_FLAG_ALWAYS_CHECK_SUBJECT |
759 X509_CHECK_FLAG_NO_PARTIAL_WILDCARDS);
760 return (host != NULL && X509_VERIFY_PARAM_set1_ip_asc(ts_vpm, host))
761 || X509_VERIFY_PARAM_set1_host(ts_vpm, host, 0);
762}
763
764static X509_STORE *sk_X509_to_store(X509_STORE *store /* may be NULL */,
765 const STACK_OF(X509) *certs /* may NULL */)
766{
767 int i;
768
769 if (store == NULL)
770 store = X509_STORE_new();
771 if (store == NULL)
772 return NULL;
773 for (i = 0; i < sk_X509_num(certs); i++) {
774 if (!X509_STORE_add_cert(store, sk_X509_value(certs, i))) {
775 X509_STORE_free(store);
776 return NULL;
777 }
778 }
779 return store;
780}
781
782/* write OSSL_CMP_MSG DER-encoded to the specified file name item */
783static int write_PKIMESSAGE(const OSSL_CMP_MSG *msg, char **filenames)
784{
785 char *file;
8d9a4d83
DDO		 786
787 if (msg == NULL || filenames == NULL) {
788 CMP_err("NULL arg to write_PKIMESSAGE");
789 return 0;
790 }
791 if (*filenames == NULL) {
5e128ed1 792 CMP_err("not enough file names provided for writing PKIMessage");
8d9a4d83
DDO		 793 return 0;
794 }
795
796 file = *filenames;
797 *filenames = next_item(file);
1202de44 798 if (OSSL_CMP_MSG_write(file, msg) < 0) {
5e128ed1 799 CMP_err1("cannot write PKIMessage to file '%s'", file);
8d9a4d83
DDO		 800 return 0;
801 }
8d9a4d83
DDO		 802 return 1;
803}
804
805/* read DER-encoded OSSL_CMP_MSG from the specified file name item */
806static OSSL_CMP_MSG *read_PKIMESSAGE(char **filenames)
807{
808 char *file;
8d9a4d83
DDO		 809 OSSL_CMP_MSG *ret;
810
811 if (filenames == NULL) {
812 CMP_err("NULL arg to read_PKIMESSAGE");
813 return NULL;
814 }
815 if (*filenames == NULL) {
5e128ed1 816 CMP_err("not enough file names provided for reading PKIMessage");
8d9a4d83
DDO		 817 return NULL;
818 }
819
820 file = *filenames;
821 *filenames = next_item(file);
fafa56a1
DDO		 822
823 ret = OSSL_CMP_MSG_read(file);
8d9a4d83 824 if (ret == NULL)
5e128ed1 825 CMP_err1("cannot read PKIMessage from file '%s'", file);
8d9a4d83
DDO		 826 return ret;
827}
828
829/*-
830 * Sends the PKIMessage req and on success place the response in *res
831 * basically like OSSL_CMP_MSG_http_perform(), but in addition allows
832 * to dump the sequence of requests and responses to files and/or
833 * to take the sequence of requests and responses from files.
834 */
835static OSSL_CMP_MSG *read_write_req_resp(OSSL_CMP_CTX *ctx,
836 const OSSL_CMP_MSG *req)
837{
838 OSSL_CMP_MSG *req_new = NULL;
839 OSSL_CMP_MSG *res = NULL;
840 OSSL_CMP_PKIHEADER *hdr;
841
842 if (req != NULL && opt_reqout != NULL
843 && !write_PKIMESSAGE(req, &opt_reqout))
844 goto err;
143be474
DDO		 845 if (opt_reqin != NULL && opt_rspin == NULL) {
846 if ((req_new = read_PKIMESSAGE(&opt_reqin)) == NULL)
847 goto err;
848 /*-
849 * The transaction ID in req_new read from opt_reqin may not be fresh.
850 * In this case the server may complain "Transaction id already in use."
851 * The following workaround unfortunately requires re-protection.
852 */
853 if (opt_reqin_new_tid
854 && !OSSL_CMP_MSG_update_transactionID(ctx, req_new))
855 goto err;
8d9a4d83
DDO		 856 }
857
858 if (opt_rspin != NULL) {
859 res = read_PKIMESSAGE(&opt_rspin);
860 } else {
861 const OSSL_CMP_MSG *actual_req = opt_reqin != NULL ? req_new : req;
862
863 res = opt_use_mock_srv
864 ? OSSL_CMP_CTX_server_perform(ctx, actual_req)
865 : OSSL_CMP_MSG_http_perform(ctx, actual_req);
866 }
867 if (res == NULL)
868 goto err;
869
870 if (opt_reqin != NULL || opt_rspin != NULL) {
871 /* need to satisfy nonce and transactionID checks */
872 ASN1_OCTET_STRING *nonce;
873 ASN1_OCTET_STRING *tid;
874
875 hdr = OSSL_CMP_MSG_get0_header(res);
876 nonce = OSSL_CMP_HDR_get0_recipNonce(hdr);
877 tid = OSSL_CMP_HDR_get0_transactionID(hdr);
878 if (!OSSL_CMP_CTX_set1_senderNonce(ctx, nonce)
879 || !OSSL_CMP_CTX_set1_transactionID(ctx, tid)) {
880 OSSL_CMP_MSG_free(res);
881 res = NULL;
882 goto err;
883 }
884 }
885
886 if (opt_rspout != NULL && !write_PKIMESSAGE(res, &opt_rspout)) {
887 OSSL_CMP_MSG_free(res);
888 res = NULL;
889 }
890
891 err:
892 OSSL_CMP_MSG_free(req_new);
893 return res;
894}
895
8d9a4d83
DDO		 896static int set_name(const char *str,
897 int (*set_fn) (OSSL_CMP_CTX *ctx, const X509_NAME *name),
898 OSSL_CMP_CTX *ctx, const char *desc)
899{
900 if (str != NULL) {
5a0991d0 901 X509_NAME *n = parse_name(str, MBSTRING_ASC, 1, desc);
8d9a4d83 902
57c05c57 903 if (n == NULL)
8d9a4d83 904 return 0;
8d9a4d83
DDO		 905 if (!(*set_fn) (ctx, n)) {
906 X509_NAME_free(n);
907 CMP_err("out of memory");
908 return 0;
909 }
910 X509_NAME_free(n);
911 }
912 return 1;
913}
914
915static int set_gennames(OSSL_CMP_CTX *ctx, char *names, const char *desc)
916{
917 char *next;
918
919 for (; names != NULL; names = next) {
920 GENERAL_NAME *n;
921
922 next = next_item(names);
923 if (strcmp(names, "critical") == 0) {
924 (void)OSSL_CMP_CTX_set_option(ctx,
925 OSSL_CMP_OPT_SUBJECTALTNAME_CRITICAL,
926 1);
927 continue;
928 }
929
930 /* try IP address first, then URI or domain name */
931 (void)ERR_set_mark();
932 n = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_IPADD, names, 0);
933 if (n == NULL)
934 n = a2i_GENERAL_NAME(NULL, NULL, NULL,
935 strchr(names, ':') != NULL ? GEN_URI : GEN_DNS,
936 names, 0);
937 (void)ERR_pop_to_mark();
938
939 if (n == NULL) {
940 CMP_err2("bad syntax of %s '%s'", desc, names);
941 return 0;
942 }
943 if (!OSSL_CMP_CTX_push1_subjectAltName(ctx, n)) {
944 GENERAL_NAME_free(n);
945 CMP_err("out of memory");
946 return 0;
947 }
948 GENERAL_NAME_free(n);
949 }
950 return 1;
951}
952
953/* TODO potentially move to apps/lib/apps.c */
954/*
955 * create cert store structure with certificates read from given file(s)
956 * returns pointer to created X509_STORE on success, NULL on error
957 */
958static X509_STORE *load_certstore(char *input, const char *desc)
959{
960 X509_STORE *store = NULL;
961 STACK_OF(X509) *certs = NULL;
962
8d9a4d83 963 while (input != NULL) {
2c0e356e
DDO		 964 char *next = next_item(input);
965 int ok;
8d9a4d83 966
2c0e356e 967 if (!load_cert_certs(input, NULL, &certs, 1, opt_otherpass, desc)) {
8d9a4d83 968 X509_STORE_free(store);
2c0e356e 969 return NULL;
8d9a4d83 970 }
2c0e356e 971 ok = (store = sk_X509_to_store(store, certs)) != NULL;
8d9a4d83
DDO		 972 sk_X509_pop_free(certs, X509_free);
973 certs = NULL;
2c0e356e
DDO		 974 if (!ok)
975 return NULL;
8d9a4d83
DDO		 976 input = next;
977 }
8d9a4d83
DDO		 978 return store;
979}
980
a0745e2b
DDO		 981static X509_STORE *load_trusted(char *input, int for_new_cert, const char *desc)
982{
983 X509_STORE *ts = load_certstore(input, desc);
984
985 if (ts == NULL)
986 return NULL;
987 X509_STORE_set_verify_cb(ts, X509_STORE_CTX_print_verify_cb);
988
989 /* copy vpm to store */
990 if (X509_STORE_set1_param(ts, vpm /* may be NULL */)
991 && (for_new_cert || truststore_set_host_etc(ts, NULL)))
992 return ts;
993 BIO_printf(bio_err, "error setting verification parameters\n");
994 OSSL_CMP_CTX_print_errors(cmp_ctx);
995 X509_STORE_free(ts);
996 return NULL;
997}
998
8d9a4d83
DDO		 999/* TODO potentially move to apps/lib/apps.c */
1000static STACK_OF(X509) *load_certs_multifile(char *files,
1001 const char *pass, const char *desc)
1002{
1003 STACK_OF(X509) *certs = NULL;
1004 STACK_OF(X509) *result = sk_X509_new_null();
1005
1006 if (files == NULL)
1007 goto err;
1008 if (result == NULL)
1009 goto oom;
1010
1011 while (files != NULL) {
1012 char *next = next_item(files);
1013
2c0e356e 1014 if (!load_cert_certs(files, NULL, &certs, 0, pass, desc))
8d9a4d83 1015 goto err;
eeccc237
DDO		 1016 if (!X509_add_certs(result, certs,
1017 X509_ADD_FLAG_UP_REF | X509_ADD_FLAG_NO_DUP))
8d9a4d83
DDO		 1018 goto oom;
1019 sk_X509_pop_free(certs, X509_free);
1020 certs = NULL;
1021 files = next;
1022 }
1023 return result;
1024
1025 oom:
1026 BIO_printf(bio_err, "out of memory\n");
1027 err:
1028 sk_X509_pop_free(certs, X509_free);
1029 sk_X509_pop_free(result, X509_free);
1030 return NULL;
1031}
1032
1033typedef int (*add_X509_stack_fn_t)(void *ctx, const STACK_OF(X509) *certs);
8d9a4d83
DDO		 1034
1035static int setup_certs(char *files, const char *desc, void *ctx,
a0745e2b 1036 add_X509_stack_fn_t set1_fn)
8d9a4d83 1037{
a0745e2b
DDO		 1038 STACK_OF(X509) *certs;
1039 int ok;
8d9a4d83 1040
a0745e2b
DDO		 1041 if (files == NULL)
1042 return 1;
1043 if ((certs = load_certs_multifile(files, opt_otherpass, desc)) == NULL)
1044 return 0;
1045 ok = (*set1_fn)(ctx, certs);
1046 sk_X509_pop_free(certs, X509_free);
1047 return ok;
8d9a4d83
DDO		 1048}
1049
1050
1051/*
1052 * parse and transform some options, checking their syntax.
1053 * Returns 1 on success, 0 on error
1054 */
1055static int transform_opts(void)
1056{
1057 if (opt_cmd_s != NULL) {
1058 if (!strcmp(opt_cmd_s, "ir")) {
1059 opt_cmd = CMP_IR;
1060 } else if (!strcmp(opt_cmd_s, "kur")) {
1061 opt_cmd = CMP_KUR;
1062 } else if (!strcmp(opt_cmd_s, "cr")) {
1063 opt_cmd = CMP_CR;
1064 } else if (!strcmp(opt_cmd_s, "p10cr")) {
1065 opt_cmd = CMP_P10CR;
1066 } else if (!strcmp(opt_cmd_s, "rr")) {
1067 opt_cmd = CMP_RR;
1068 } else if (!strcmp(opt_cmd_s, "genm")) {
1069 opt_cmd = CMP_GENM;
1070 } else {
1071 CMP_err1("unknown cmp command '%s'", opt_cmd_s);
1072 return 0;
1073 }
1074 } else {
1075 CMP_err("no cmp command to execute");
1076 return 0;
1077 }
1078
b36d6a5e 1079#ifndef OPENSSL_NO_ENGINE
8d9a4d83
DDO		 1080# define FORMAT_OPTIONS (OPT_FMT_PEMDER | OPT_FMT_PKCS12 | OPT_FMT_ENGINE)
1081#else
1082# define FORMAT_OPTIONS (OPT_FMT_PEMDER | OPT_FMT_PKCS12)
1083#endif
1084
1085 if (opt_keyform_s != NULL
1086 && !opt_format(opt_keyform_s, FORMAT_OPTIONS, &opt_keyform)) {
1087 CMP_err("unknown option given for key loading format");
1088 return 0;
1089 }
1090
1091#undef FORMAT_OPTIONS
1092
1093 if (opt_certform_s != NULL
1094 && !opt_format(opt_certform_s, OPT_FMT_PEMDER, &opt_certform)) {
1095 CMP_err("unknown option given for certificate storing format");
1096 return 0;
1097 }
1098
8d9a4d83
DDO		 1099 return 1;
1100}
1101
19765f5b 1102static OSSL_CMP_SRV_CTX *setup_srv_ctx(ENGINE *engine)
8d9a4d83
DDO		 1103{
1104 OSSL_CMP_CTX *ctx; /* extra CMP (client) ctx partly used by server */
1a7cd250
DDO		 1105 OSSL_CMP_SRV_CTX *srv_ctx = ossl_cmp_mock_srv_new(app_get0_libctx(),
1106 app_get0_propq());
8d9a4d83
DDO		 1107
1108 if (srv_ctx == NULL)
1109 return NULL;
1110 ctx = OSSL_CMP_SRV_CTX_get0_cmp_ctx(srv_ctx);
1111
1112 if (opt_srv_ref == NULL) {
1113 if (opt_srv_cert == NULL) {
1114 /* opt_srv_cert should determine the sender */
1115 CMP_err("must give -srv_ref for server if no -srv_cert given");
1116 goto err;
1117 }
1118 } else {
1119 if (!OSSL_CMP_CTX_set1_referenceValue(ctx, (unsigned char *)opt_srv_ref,
1120 strlen(opt_srv_ref)))
1121 goto err;
1122 }
1123
1124 if (opt_srv_secret != NULL) {
1125 int res;
1126 char *pass_str = get_passwd(opt_srv_secret, "PBMAC secret of server");
1127
1128 if (pass_str != NULL) {
1129 cleanse(opt_srv_secret);
1130 res = OSSL_CMP_CTX_set1_secretValue(ctx, (unsigned char *)pass_str,
1131 strlen(pass_str));
1132 clear_free(pass_str);
1133 if (res == 0)
1134 goto err;
1135 }
1136 } else if (opt_srv_cert == NULL) {
1137 CMP_err("server credentials must be given if -use_mock_srv or -port is used");
1138 goto err;
1139 } else {
1140 CMP_warn("server will not be able to handle PBM-protected requests since -srv_secret is not given");
1141 }
1142
1143 if (opt_srv_secret == NULL
1144 && ((opt_srv_cert == NULL) != (opt_srv_key == NULL))) {
1145 CMP_err("must give both -srv_cert and -srv_key options or neither");
1146 goto err;
1147 }
1148 if (opt_srv_cert != NULL) {
1149 X509 *srv_cert = load_cert_pwd(opt_srv_cert, opt_srv_keypass,
1150 "certificate of the server");
63f1883d
DDO		 1151
1152 if (srv_cert == NULL || !OSSL_CMP_CTX_set1_cert(ctx, srv_cert)) {
8d9a4d83
DDO		 1153 X509_free(srv_cert);
1154 goto err;
1155 }
1156 X509_free(srv_cert);
1157 }
1158 if (opt_srv_key != NULL) {
1159 EVP_PKEY *pkey = load_key_pwd(opt_srv_key, opt_keyform,
1160 opt_srv_keypass,
19765f5b 1161 engine, "private key for server cert");
8d9a4d83
DDO		 1162
1163 if (pkey == NULL || !OSSL_CMP_CTX_set1_pkey(ctx, pkey)) {
1164 EVP_PKEY_free(pkey);
1165 goto err;
1166 }
1167 EVP_PKEY_free(pkey);
1168 }
1169 cleanse(opt_srv_keypass);
1170
1171 if (opt_srv_trusted != NULL) {
1172 X509_STORE *ts =
a0745e2b 1173 load_trusted(opt_srv_trusted, 0, "certs trusted by server");
8d9a4d83 1174
a0745e2b 1175 if (ts == NULL || !OSSL_CMP_CTX_set0_trustedStore(ctx, ts)) {
8d9a4d83
DDO		 1176 X509_STORE_free(ts);
1177 goto err;
1178 }
1179 } else {
1180 CMP_warn("server will not be able to handle signature-protected requests since -srv_trusted is not given");
1181 }
2c0e356e
DDO		 1182 if (!setup_certs(opt_srv_untrusted,
1183 "untrusted certificates for mock server", ctx,
a0745e2b 1184 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_untrusted))
8d9a4d83
DDO		 1185 goto err;
1186
1187 if (opt_rsp_cert == NULL) {
1188 CMP_err("must give -rsp_cert for mock server");
1189 goto err;
1190 } else {
1191 X509 *cert = load_cert_pwd(opt_rsp_cert, opt_keypass,
1192 "cert to be returned by the mock server");
1193
1194 if (cert == NULL)
1195 goto err;
1196 /* from server perspective the server is the client */
1197 if (!ossl_cmp_mock_srv_set1_certOut(srv_ctx, cert)) {
1198 X509_free(cert);
1199 goto err;
1200 }
1201 X509_free(cert);
1202 }
1203 /* TODO find a cleaner solution not requiring type casts */
1204 if (!setup_certs(opt_rsp_extracerts,
1205 "CMP extra certificates for mock server", srv_ctx,
a0745e2b 1206 (add_X509_stack_fn_t)ossl_cmp_mock_srv_set1_chainOut))
8d9a4d83
DDO		 1207 goto err;
1208 if (!setup_certs(opt_rsp_capubs, "caPubs for mock server", srv_ctx,
a0745e2b 1209 (add_X509_stack_fn_t)ossl_cmp_mock_srv_set1_caPubsOut))
8d9a4d83
DDO		 1210 goto err;
1211 (void)ossl_cmp_mock_srv_set_pollCount(srv_ctx, opt_poll_count);
1212 (void)ossl_cmp_mock_srv_set_checkAfterTime(srv_ctx, opt_check_after);
1213 if (opt_grant_implicitconf)
1214 (void)OSSL_CMP_SRV_CTX_set_grant_implicit_confirm(srv_ctx, 1);
1215
1216 if (opt_failure != INT_MIN) { /* option has been set explicity */
1217 if (opt_failure < 0 || OSSL_CMP_PKIFAILUREINFO_MAX < opt_failure) {
1218 CMP_err1("-failure out of range, should be >= 0 and <= %d",
1219 OSSL_CMP_PKIFAILUREINFO_MAX);
1220 goto err;
1221 }
1222 if (opt_failurebits != 0)
1223 CMP_warn("-failurebits overrides -failure");
1224 else
1225 opt_failurebits = 1 << opt_failure;
1226 }
1227 if ((unsigned)opt_failurebits > OSSL_CMP_PKIFAILUREINFO_MAX_BIT_PATTERN) {
1228 CMP_err("-failurebits out of range");
1229 goto err;
1230 }
1231 if (!ossl_cmp_mock_srv_set_statusInfo(srv_ctx, opt_pkistatus,
1232 opt_failurebits, opt_statusstring))
1233 goto err;
1234
1235 if (opt_send_error)
1236 (void)ossl_cmp_mock_srv_set_send_error(srv_ctx, 1);
1237
1238 if (opt_send_unprotected)
1239 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_SEND, 1);
1240 if (opt_send_unprot_err)
1241 (void)OSSL_CMP_SRV_CTX_set_send_unprotected_errors(srv_ctx, 1);
1242 if (opt_accept_unprotected)
1243 (void)OSSL_CMP_SRV_CTX_set_accept_unprotected(srv_ctx, 1);
1244 if (opt_accept_unprot_err)
1245 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_ERRORS, 1);
1246 if (opt_accept_raverified)
1247 (void)OSSL_CMP_SRV_CTX_set_accept_raverified(srv_ctx, 1);
1248
1249 return srv_ctx;
1250
1251 err:
1252 ossl_cmp_mock_srv_free(srv_ctx);
1253 return NULL;
1254}
1255
1256/*
1257 * set up verification aspects of OSSL_CMP_CTX w.r.t. opts from config file/CLI.
1258 * Returns pointer on success, NULL on error
1259 */
1260static int setup_verification_ctx(OSSL_CMP_CTX *ctx)
1261{
1262 if (!setup_certs(opt_untrusted, "untrusted certificates", ctx,
a0745e2b
DDO		 1263 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_untrusted))
1264 return 0;
8d9a4d83
DDO		 1265
1266 if (opt_srvcert != NULL || opt_trusted != NULL) {
a0745e2b
DDO		 1267 X509 *srvcert;
1268 X509_STORE *ts;
1269 int ok;
8d9a4d83
DDO		 1270
1271 if (opt_srvcert != NULL) {
8d9a4d83
DDO		 1272 if (opt_trusted != NULL) {
1273 CMP_warn("-trusted option is ignored since -srvcert option is present");
1274 opt_trusted = NULL;
1275 }
1276 if (opt_recipient != NULL) {
1277 CMP_warn("-recipient option is ignored since -srvcert option is present");
1278 opt_recipient = NULL;
1279 }
1280 srvcert = load_cert_pwd(opt_srvcert, opt_otherpass,
1281 "directly trusted CMP server certificate");
a0745e2b 1282 ok = srvcert != NULL && OSSL_CMP_CTX_set1_srvCert(ctx, srvcert);
8d9a4d83 1283 X509_free(srvcert);
a0745e2b
DDO		 1284 if (!ok)
1285 return 0;
8d9a4d83 1286 }
a0745e2b
DDO		 1287 if (opt_trusted != NULL) {
1288 /*
1289 * the 0 arg below clears any expected host/ip/email address;
1290 * opt_expect_sender is used instead
1291 */
1292 ts = load_trusted(opt_trusted, 0, "certs trusted by client");
1293
1294 if (ts == NULL || !OSSL_CMP_CTX_set0_trustedStore(ctx, ts)) {
1295 X509_STORE_free(ts);
1296 return 0;
1297 }
8d9a4d83
DDO		 1298 }
1299 }
1300
1301 if (opt_ignore_keyusage)
1302 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_IGNORE_KEYUSAGE, 1);
1303
1304 if (opt_unprotected_errors)
1305 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_ERRORS, 1);
1306
1307 if (opt_out_trusted != NULL) { /* for use in OSSL_CMP_certConf_cb() */
1308 X509_VERIFY_PARAM *out_vpm = NULL;
1309 X509_STORE *out_trusted =
a0745e2b
DDO		 1310 load_trusted(opt_out_trusted, 1,
1311 "trusted certs for verifying newly enrolled cert");
8d9a4d83
DDO		 1312
1313 if (out_trusted == NULL)
a0745e2b 1314 return 0;
8d9a4d83
DDO		 1315 /* ignore any -attime here, new certs are current anyway */
1316 out_vpm = X509_STORE_get0_param(out_trusted);
1317 X509_VERIFY_PARAM_clear_flags(out_vpm, X509_V_FLAG_USE_CHECK_TIME);
1318
1319 (void)OSSL_CMP_CTX_set_certConf_cb_arg(ctx, out_trusted);
1320 }
1321
1322 if (opt_disable_confirm)
1323 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_DISABLE_CONFIRM, 1);
1324
1325 if (opt_implicit_confirm)
1326 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_IMPLICIT_CONFIRM, 1);
1327
8d9a4d83 1328 return 1;
8d9a4d83
DDO		 1329}
1330
1331#ifndef OPENSSL_NO_SOCK
1332/*
1333 * set up ssl_ctx for the OSSL_CMP_CTX based on options from config file/CLI.
1334 * Returns pointer on success, NULL on error
1335 */
19765f5b 1336static SSL_CTX *setup_ssl_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83 1337{
a0745e2b 1338 STACK_OF(X509) *untrusted = OSSL_CMP_CTX_get0_untrusted(ctx);
8d9a4d83
DDO		 1339 EVP_PKEY *pkey = NULL;
1340 X509_STORE *trust_store = NULL;
1341 SSL_CTX *ssl_ctx;
1342 int i;
1343
1344 ssl_ctx = SSL_CTX_new(TLS_client_method());
1345 if (ssl_ctx == NULL)
1346 return NULL;
1347
1348 SSL_CTX_set_mode(ssl_ctx, SSL_MODE_AUTO_RETRY);
1349
1350 if (opt_tls_trusted != NULL) {
1351 if ((trust_store = load_certstore(opt_tls_trusted,
1352 "trusted TLS certificates")) == NULL)
1353 goto err;
1354 SSL_CTX_set_cert_store(ssl_ctx, trust_store);
1355 /* for improved diagnostics on SSL_CTX_build_cert_chain() errors: */
1356 X509_STORE_set_verify_cb(trust_store, X509_STORE_CTX_print_verify_cb);
1357 }
1358
1359 if (opt_tls_cert != NULL && opt_tls_key != NULL) {
1360 X509 *cert;
1361 STACK_OF(X509) *certs = NULL;
2c0e356e 1362 int ok;
8d9a4d83 1363
2c0e356e
DDO		 1364 if (!load_cert_certs(opt_tls_cert, &cert, &certs, 0, opt_tls_keypass,
1365 "TLS client certificate (optionally with chain)"))
1366 /* need opt_tls_keypass if opt_tls_cert is encrypted PKCS#12 file */
8d9a4d83
DDO		 1367 goto err;
1368
2c0e356e
DDO		 1369 ok = SSL_CTX_use_certificate(ssl_ctx, cert) > 0;
1370 X509_free(cert);
8d9a4d83
DDO		 1371
1372 /*
1373 * Any further certs and any untrusted certs are used for constructing
8b22c283 1374 * the chain to be provided with the TLS client cert to the TLS server.
8d9a4d83 1375 */
2c0e356e
DDO		 1376 if (!ok || !SSL_CTX_set0_chain(ssl_ctx, certs)) {
1377 CMP_err1("unable to use client TLS certificate file '%s'",
1378 opt_tls_cert);
8d9a4d83
DDO		 1379 sk_X509_pop_free(certs, X509_free);
1380 goto err;
1381 }
a0745e2b
DDO		 1382 for (i = 0; i < sk_X509_num(untrusted); i++) {
1383 cert = sk_X509_value(untrusted, i);
8d9a4d83
DDO		 1384 if (!SSL_CTX_add1_chain_cert(ssl_ctx, cert)) {
1385 CMP_err("could not add untrusted cert to TLS client cert chain");
1386 goto err;
1387 }
1388 }
a0745e2b
DDO		 1389
1390 {
1391 X509_VERIFY_PARAM *tls_vpm = NULL;
1392 unsigned long bak_flags = 0; /* compiler warns without init */
1393
1394 if (trust_store != NULL) {
1395 tls_vpm = X509_STORE_get0_param(trust_store);
1396 bak_flags = X509_VERIFY_PARAM_get_flags(tls_vpm);
1397 /* disable any cert status/revocation checking etc. */
1398 X509_VERIFY_PARAM_clear_flags(tls_vpm,
1399 ~(X509_V_FLAG_USE_CHECK_TIME
1400 | X509_V_FLAG_NO_CHECK_TIME));
1401 }
1402 CMP_debug("trying to build cert chain for own TLS cert");
1403 if (SSL_CTX_build_cert_chain(ssl_ctx,
1404 SSL_BUILD_CHAIN_FLAG_UNTRUSTED |
1405 SSL_BUILD_CHAIN_FLAG_NO_ROOT)) {
1406 CMP_debug("success building cert chain for own TLS cert");
1407 } else {
1408 OSSL_CMP_CTX_print_errors(ctx);
1409 CMP_warn("could not build cert chain for own TLS cert");
1410 }
1411 if (trust_store != NULL)
1412 X509_VERIFY_PARAM_set_flags(tls_vpm, bak_flags);
8d9a4d83
DDO		 1413 }
1414
1415 /* If present we append to the list also the certs from opt_tls_extra */
1416 if (opt_tls_extra != NULL) {
1417 STACK_OF(X509) *tls_extra = load_certs_multifile(opt_tls_extra,
1418 opt_otherpass,
1419 "extra certificates for TLS");
1420 int res = 1;
1421
1422 if (tls_extra == NULL)
1423 goto err;
1424 for (i = 0; i < sk_X509_num(tls_extra); i++) {
1425 cert = sk_X509_value(tls_extra, i);
1426 if (res != 0)
1427 res = SSL_CTX_add_extra_chain_cert(ssl_ctx, cert);
1428 if (res == 0)
1429 X509_free(cert);
1430 }
1431 sk_X509_free(tls_extra);
1432 if (res == 0) {
1433 BIO_printf(bio_err, "error: unable to add TLS extra certs\n");
1434 goto err;
1435 }
1436 }
1437
1438 pkey = load_key_pwd(opt_tls_key, opt_keyform, opt_tls_keypass,
19765f5b 1439 engine, "TLS client private key");
8d9a4d83
DDO		 1440 cleanse(opt_tls_keypass);
1441 if (pkey == NULL)
1442 goto err;
1443 /*
1444 * verify the key matches the cert,
1445 * not using SSL_CTX_check_private_key(ssl_ctx)
1446 * because it gives poor and sometimes misleading diagnostics
1447 */
1448 if (!X509_check_private_key(SSL_CTX_get0_certificate(ssl_ctx),
1449 pkey)) {
1450 CMP_err2("TLS private key '%s' does not match the TLS certificate '%s'\n",
1451 opt_tls_key, opt_tls_cert);
1452 EVP_PKEY_free(pkey);
1453 pkey = NULL; /* otherwise, for some reason double free! */
1454 goto err;
1455 }
1456 if (SSL_CTX_use_PrivateKey(ssl_ctx, pkey) <= 0) {
1457 CMP_err1("unable to use TLS client private key '%s'", opt_tls_key);
1458 EVP_PKEY_free(pkey);
1459 pkey = NULL; /* otherwise, for some reason double free! */
1460 goto err;
1461 }
1462 EVP_PKEY_free(pkey); /* we do not need the handle any more */
1463 }
1464 if (opt_tls_trusted != NULL) {
1465 /* enable and parameterize server hostname/IP address check */
1466 if (!truststore_set_host_etc(trust_store,
1467 opt_tls_host != NULL ?
1468 opt_tls_host : opt_server))
1469 /* TODO: is the server host name correct for TLS via proxy? */
1470 goto err;
1471 SSL_CTX_set_verify(ssl_ctx, SSL_VERIFY_PEER, NULL);
1472 }
1473 return ssl_ctx;
1474 err:
1475 SSL_CTX_free(ssl_ctx);
1476 return NULL;
1477}
1478#endif
1479
1480/*
1481 * set up protection aspects of OSSL_CMP_CTX based on options from config
1482 * file/CLI while parsing options and checking their consistency.
1483 * Returns 1 on success, 0 on error
1484 */
19765f5b 1485static int setup_protection_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83 1486{
ef2d3588
DDO		 1487 if (!opt_unprotected_requests && opt_secret == NULL && opt_key == NULL) {
1488 CMP_err("must give -key or -secret unless -unprotected_requests is used");
a0745e2b 1489 return 0;
8d9a4d83
DDO		 1490 }
1491
1492 if (opt_ref == NULL && opt_cert == NULL && opt_subject == NULL) {
1493 /* cert or subject should determine the sender */
1494 CMP_err("must give -ref if no -cert and no -subject given");
a0745e2b 1495 return 0;
8d9a4d83
DDO		 1496 }
1497 if (!opt_secret && ((opt_cert == NULL) != (opt_key == NULL))) {
1498 CMP_err("must give both -cert and -key options or neither");
a0745e2b 1499 return 0;
8d9a4d83
DDO		 1500 }
1501 if (opt_secret != NULL) {
1502 char *pass_string = get_passwd(opt_secret, "PBMAC");
1503 int res;
1504
1505 if (pass_string != NULL) {
1506 cleanse(opt_secret);
1507 res = OSSL_CMP_CTX_set1_secretValue(ctx,
1508 (unsigned char *)pass_string,
1509 strlen(pass_string));
1510 clear_free(pass_string);
1511 if (res == 0)
a0745e2b 1512 return 0;
8d9a4d83
DDO		 1513 }
1514 if (opt_cert != NULL || opt_key != NULL)
ef2d3588 1515 CMP_warn("-cert and -key not used for protection since -secret is given");
8d9a4d83
DDO		 1516 }
1517 if (opt_ref != NULL
1518 && !OSSL_CMP_CTX_set1_referenceValue(ctx, (unsigned char *)opt_ref,
1519 strlen(opt_ref)))
a0745e2b 1520 return 0;
8d9a4d83
DDO		 1521
1522 if (opt_key != NULL) {
19765f5b 1523 EVP_PKEY *pkey = load_key_pwd(opt_key, opt_keyform, opt_keypass, engine,
8d9a4d83
DDO		 1524 "private key for CMP client certificate");
1525
1526 if (pkey == NULL || !OSSL_CMP_CTX_set1_pkey(ctx, pkey)) {
1527 EVP_PKEY_free(pkey);
a0745e2b 1528 return 0;
8d9a4d83
DDO		 1529 }
1530 EVP_PKEY_free(pkey);
1531 }
b434b2c0
DDO		 1532 if (opt_secret == NULL && opt_srvcert == NULL && opt_trusted == NULL)
1533 CMP_warn("will not authenticate server due to missing -secret, -trusted, or -srvcert");
8d9a4d83
DDO		 1534
1535 if (opt_cert != NULL) {
63f1883d 1536 X509 *cert;
8d9a4d83 1537 STACK_OF(X509) *certs = NULL;
15076c26 1538 X509_STORE *own_trusted = NULL;
a0745e2b 1539 int ok;
8d9a4d83 1540
2c0e356e
DDO		 1541 if (!load_cert_certs(opt_cert, &cert, &certs, 0, opt_keypass,
1542 "CMP client certificate (optionally with chain)"))
8d9a4d83 1543 /* opt_keypass is needed if opt_cert is an encrypted PKCS#12 file */
a0745e2b 1544 return 0;
63f1883d
DDO		 1545 ok = OSSL_CMP_CTX_set1_cert(ctx, cert);
1546 X509_free(cert);
15076c26
DDO		 1547 if (!ok) {
1548 CMP_err("out of memory");
1549 } else {
1550 if (opt_own_trusted != NULL) {
a0745e2b
DDO		 1551 own_trusted = load_trusted(opt_own_trusted, 0,
1552 "trusted certs for verifying own CMP signer cert");
1553 ok = own_trusted != NULL;
15076c26
DDO		 1554 }
1555 ok = ok && OSSL_CMP_CTX_build_cert_chain(ctx, own_trusted, certs);
8d9a4d83 1556 }
15076c26 1557 X509_STORE_free(own_trusted);
8d9a4d83
DDO		 1558 sk_X509_pop_free(certs, X509_free);
1559 if (!ok)
a0745e2b 1560 return 0;
15076c26
DDO		 1561 } else if (opt_own_trusted != NULL) {
1562 CMP_warn("-own_trusted option is ignored without -cert");
8d9a4d83
DDO		 1563 }
1564
1565 if (!setup_certs(opt_extracerts, "extra certificates for CMP", ctx,
a0745e2b
DDO		 1566 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_extraCertsOut))
1567 return 0;
8d9a4d83
DDO		 1568 cleanse(opt_otherpass);
1569
1570 if (opt_unprotected_requests)
1571 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_SEND, 1);
1572
1573 if (opt_digest != NULL) {
1574 int digest = OBJ_ln2nid(opt_digest);
1575
1576 if (digest == NID_undef) {
1577 CMP_err1("digest algorithm name not recognized: '%s'", opt_digest);
a0745e2b 1578 return 0;
8d9a4d83 1579 }
6d1f50b5
DDO		 1580 if (!OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_DIGEST_ALGNID, digest)
1581 || !OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_OWF_ALGNID, digest)) {
1582 CMP_err1("digest algorithm name not supported: '%s'", opt_digest);
a0745e2b 1583 return 0;
6d1f50b5 1584 }
8d9a4d83
DDO		 1585 }
1586
1587 if (opt_mac != NULL) {
1588 int mac = OBJ_ln2nid(opt_mac);
1589 if (mac == NID_undef) {
1590 CMP_err1("MAC algorithm name not recognized: '%s'", opt_mac);
a0745e2b 1591 return 0;
8d9a4d83
DDO		 1592 }
1593 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_MAC_ALGNID, mac);
1594 }
1595 return 1;
8d9a4d83
DDO		 1596}
1597
1598/*
1599 * set up IR/CR/KUR/CertConf/RR specific parts of the OSSL_CMP_CTX
1600 * based on options from config file/CLI.
1601 * Returns pointer on success, NULL on error
1602 */
19765f5b 1603static int setup_request_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83 1604{
b51bed05
DDO		 1605 X509_REQ *csr = NULL;
1606 X509_EXTENSIONS *exts = NULL;
1607 X509V3_CTX ext_ctx;
1608
3d46c81a
DDO		 1609 if (opt_subject == NULL
1610 && opt_csr == NULL && opt_oldcert == NULL && opt_cert == NULL
62261446 1611 && opt_cmd != CMP_RR && opt_cmd != CMP_GENM)
3d46c81a 1612 CMP_warn("no -subject given; no -csr or -oldcert or -cert available for fallback");
8d9a4d83
DDO		 1613 if (!set_name(opt_subject, OSSL_CMP_CTX_set1_subjectName, ctx, "subject")
1614 || !set_name(opt_issuer, OSSL_CMP_CTX_set1_issuer, ctx, "issuer"))
a0745e2b 1615 return 0;
8d9a4d83
DDO		 1616
1617 if (opt_newkey != NULL) {
1618 const char *file = opt_newkey;
1619 const int format = opt_keyform;
1620 const char *pass = opt_newkeypass;
68f9d922 1621 const char *desc = "new private key for cert to be enrolled";
92d61945 1622 EVP_PKEY *pkey;
8d9a4d83 1623 int priv = 1;
92d61945 1624 BIO *bio_bak = bio_err;
8d9a4d83 1625
92d61945
DDO		 1626 bio_err = NULL; /* suppress diagnostics on first try loading key */
1627 pkey = load_key_pwd(file, format, pass, engine, desc);
1628 bio_err = bio_bak;
8d9a4d83
DDO		 1629 if (pkey == NULL) {
1630 ERR_clear_error();
92d61945
DDO		 1631 desc = opt_csr == NULL
1632 ? "fallback public key for cert to be enrolled"
1633 : "public key for checking cert resulting from p10cr";
19765f5b 1634 pkey = load_pubkey(file, format, 0, pass, engine, desc);
8d9a4d83
DDO		 1635 priv = 0;
1636 }
1637 cleanse(opt_newkeypass);
1638 if (pkey == NULL || !OSSL_CMP_CTX_set0_newPkey(ctx, priv, pkey)) {
1639 EVP_PKEY_free(pkey);
a0745e2b 1640 return 0;
8d9a4d83
DDO		 1641 }
1642 }
1643
11baa470
DDO		 1644 if (opt_days > 0
1645 && !OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_VALIDITY_DAYS,
1646 opt_days)) {
aff8c0a4 1647 CMP_err("could not set requested cert validity period");
a0745e2b 1648 return 0;
11baa470 1649 }
8d9a4d83
DDO		 1650
1651 if (opt_policies != NULL && opt_policy_oids != NULL) {
1652 CMP_err("cannot have policies both via -policies and via -policy_oids");
a0745e2b 1653 return 0;
8d9a4d83
DDO		 1654 }
1655
b51bed05
DDO		 1656 if (opt_csr != NULL) {
1657 if (opt_cmd == CMP_GENM) {
5e128ed1 1658 CMP_warn("-csr option is ignored for command 'genm'");
b51bed05 1659 } else {
5e128ed1 1660 csr = load_csr_autofmt(opt_csr, "PKCS#10 CSR");
b51bed05
DDO		 1661 if (csr == NULL)
1662 return 0;
1663 if (!OSSL_CMP_CTX_set1_p10CSR(ctx, csr)) {
1664 X509_REQ_free(csr);
1665 goto oom;
1666 }
1667 }
1668 }
8d9a4d83 1669 if (opt_reqexts != NULL || opt_policies != NULL) {
b51bed05
DDO		 1670 if ((exts = sk_X509_EXTENSION_new_null()) == NULL)
1671 goto exts_err;
1672 X509V3_set_ctx(&ext_ctx, NULL, NULL, csr, NULL, X509V3_CTX_REPLACE);
8d9a4d83
DDO		 1673 X509V3_set_nconf(&ext_ctx, conf);
1674 if (opt_reqexts != NULL
1675 && !X509V3_EXT_add_nconf_sk(conf, &ext_ctx, opt_reqexts, &exts)) {
1676 CMP_err1("cannot load certificate request extension section '%s'",
1677 opt_reqexts);
b51bed05 1678 goto exts_err;
8d9a4d83
DDO		 1679 }
1680 if (opt_policies != NULL
1681 && !X509V3_EXT_add_nconf_sk(conf, &ext_ctx, opt_policies, &exts)) {
1682 CMP_err1("cannot load policy cert request extension section '%s'",
1683 opt_policies);
b51bed05 1684 goto exts_err;
8d9a4d83
DDO		 1685 }
1686 OSSL_CMP_CTX_set0_reqExtensions(ctx, exts);
b51bed05 1687 exts = NULL;
8d9a4d83 1688 }
b51bed05
DDO		 1689 X509_REQ_free(csr);
1690 csr = NULL;
8d9a4d83
DDO		 1691 if (OSSL_CMP_CTX_reqExtensions_have_SAN(ctx) && opt_sans != NULL) {
1692 CMP_err("cannot have Subject Alternative Names both via -reqexts and via -sans");
a0745e2b 1693 return 0;
8d9a4d83
DDO		 1694 }
1695
1696 if (!set_gennames(ctx, opt_sans, "Subject Alternative Name"))
a0745e2b 1697 return 0;
8d9a4d83
DDO		 1698
1699 if (opt_san_nodefault) {
1700 if (opt_sans != NULL)
1701 CMP_warn("-opt_san_nodefault has no effect when -sans is used");
1702 (void)OSSL_CMP_CTX_set_option(ctx,
1703 OSSL_CMP_OPT_SUBJECTALTNAME_NODEFAULT, 1);
1704 }
1705
1706 if (opt_policy_oids_critical) {
1707 if (opt_policy_oids == NULL)
1708 CMP_warn("-opt_policy_oids_critical has no effect unless -policy_oids is given");
1709 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_POLICIES_CRITICAL, 1);
1710 }
1711
1712 while (opt_policy_oids != NULL) {
1713 ASN1_OBJECT *policy;
1714 POLICYINFO *pinfo;
1715 char *next = next_item(opt_policy_oids);
1716
1717 if ((policy = OBJ_txt2obj(opt_policy_oids, 1)) == 0) {
1718 CMP_err1("unknown policy OID '%s'", opt_policy_oids);
a0745e2b 1719 return 0;
8d9a4d83
DDO		 1720 }
1721
1722 if ((pinfo = POLICYINFO_new()) == NULL) {
1723 ASN1_OBJECT_free(policy);
a0745e2b 1724 return 0;
8d9a4d83
DDO		 1725 }
1726 pinfo->policyid = policy;
1727
1728 if (!OSSL_CMP_CTX_push0_policy(ctx, pinfo)) {
1729 CMP_err1("cannot add policy with OID '%s'", opt_policy_oids);
1730 POLICYINFO_free(pinfo);
a0745e2b 1731 return 0;
8d9a4d83
DDO		 1732 }
1733 opt_policy_oids = next;
1734 }
1735
1736 if (opt_popo >= OSSL_CRMF_POPO_NONE)
1737 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_POPO_METHOD, opt_popo);
1738
8d9a4d83 1739 if (opt_oldcert != NULL) {
3d46c81a 1740 if (opt_cmd == CMP_GENM) {
5e128ed1 1741 CMP_warn("-oldcert option is ignored for command 'genm'");
3d46c81a
DDO		 1742 } else {
1743 X509 *oldcert = load_cert_pwd(opt_oldcert, opt_keypass,
5e128ed1
DDO		 1744 opt_cmd == CMP_KUR ?
1745 "certificate to be updated" :
1746 opt_cmd == CMP_RR ?
1747 "certificate to be revoked" :
1748 "reference certificate (oldcert)");
3d46c81a 1749 /* opt_keypass needed if opt_oldcert is an encrypted PKCS#12 file */
8d9a4d83 1750
3d46c81a
DDO		 1751 if (oldcert == NULL)
1752 return 0;
1753 if (!OSSL_CMP_CTX_set1_oldCert(ctx, oldcert)) {
1754 X509_free(oldcert);
1755 goto oom;
1756 }
8d9a4d83 1757 X509_free(oldcert);
8d9a4d83 1758 }
8d9a4d83
DDO		 1759 }
1760 cleanse(opt_keypass);
1761 if (opt_revreason > CRL_REASON_NONE)
1762 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_REVOCATION_REASON,
1763 opt_revreason);
1764
1765 return 1;
1766
1767 oom:
1768 CMP_err("out of memory");
b51bed05
DDO		 1769 exts_err:
1770 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
1771 X509_REQ_free(csr);
8d9a4d83
DDO		 1772 return 0;
1773}
1774
1775static int handle_opt_geninfo(OSSL_CMP_CTX *ctx)
1776{
1777 long value;
1778 ASN1_OBJECT *type;
1779 ASN1_INTEGER *aint;
1780 ASN1_TYPE *val;
1781 OSSL_CMP_ITAV *itav;
1782 char *endstr;
1783 char *valptr = strchr(opt_geninfo, ':');
1784
1785 if (valptr == NULL) {
1786 CMP_err("missing ':' in -geninfo option");
1787 return 0;
1788 }
1789 valptr[0] = '\0';
1790 valptr++;
1791
1792 if (strncasecmp(valptr, "int:", 4) != 0) {
1793 CMP_err("missing 'int:' in -geninfo option");
1794 return 0;
1795 }
1796 valptr += 4;
1797
1798 value = strtol(valptr, &endstr, 10);
1799 if (endstr == valptr || *endstr != '\0') {
1800 CMP_err("cannot parse int in -geninfo option");
1801 return 0;
1802 }
1803
1804 type = OBJ_txt2obj(opt_geninfo, 1);
1805 if (type == NULL) {
1806 CMP_err("cannot parse OID in -geninfo option");
1807 return 0;
1808 }
1809
33c41876 1810 if ((aint = ASN1_INTEGER_new()) == NULL)
8d9a4d83
DDO		 1811 goto oom;
1812
1813 val = ASN1_TYPE_new();
33c41876 1814 if (!ASN1_INTEGER_set(aint, value) || val == NULL) {
8d9a4d83
DDO		 1815 ASN1_INTEGER_free(aint);
1816 goto oom;
1817 }
1818 ASN1_TYPE_set(val, V_ASN1_INTEGER, aint);
1819 itav = OSSL_CMP_ITAV_create(type, val);
1820 if (itav == NULL) {
1821 ASN1_TYPE_free(val);
1822 goto oom;
1823 }
1824
1825 if (!OSSL_CMP_CTX_push0_geninfo_ITAV(ctx, itav)) {
1826 OSSL_CMP_ITAV_free(itav);
1827 return 0;
1828 }
1829 return 1;
1830
1831 oom:
33c41876 1832 ASN1_OBJECT_free(type);
8d9a4d83
DDO		 1833 CMP_err("out of memory");
1834 return 0;
1835}
1836
1837
1838/*
1839 * set up the client-side OSSL_CMP_CTX based on options from config file/CLI
1840 * while parsing options and checking their consistency.
1841 * Prints reason for error to bio_err.
1842 * Returns 1 on success, 0 on error
1843 */
19765f5b 1844static int setup_client_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine)
8d9a4d83
DDO		 1845{
1846 int ret = 0;
d96486dc 1847 char *server = NULL, *port = NULL, *path = NULL, *used_path;
6e477a60 1848 int portnum, ssl;
8d9a4d83
DDO		 1849 char server_buf[200] = { '\0' };
1850 char proxy_buf[200] = { '\0' };
1851 char *proxy_host = NULL;
1852 char *proxy_port_str = NULL;
1853
1854 if (opt_server == NULL) {
d96486dc 1855 CMP_err("missing -server option");
8d9a4d83 1856 goto err;
6e477a60 1857 }
7932982b
DDO		 1858 if (!OSSL_HTTP_parse_url(opt_server, &ssl, NULL /* user */, &server, &port,
1859 &portnum, &path, NULL /* q */, NULL /* frag */)) {
6fd83135 1860 CMP_err1("cannot parse -server URL: %s", opt_server);
6e477a60 1861 goto err;
6fd83135 1862 }
6e477a60
DDO		 1863 if (ssl && !opt_tls_used) {
1864 CMP_err("missing -tls_used option since -server URL indicates https");
8d9a4d83
DDO		 1865 goto err;
1866 }
ebcae87f 1867 BIO_snprintf(server_port, sizeof(server_port), "%s", port);
d96486dc 1868 used_path = opt_path != NULL ? opt_path : path;
6e477a60
DDO		 1869 if (!OSSL_CMP_CTX_set1_server(ctx, server)
1870 || !OSSL_CMP_CTX_set_serverPort(ctx, portnum)
d96486dc 1871 || !OSSL_CMP_CTX_set1_serverPath(ctx, used_path))
8d9a4d83
DDO		 1872 goto oom;
1873 if (opt_proxy != NULL && !OSSL_CMP_CTX_set1_proxy(ctx, opt_proxy))
1874 goto oom;
50e09788
DDO		 1875 if (opt_no_proxy != NULL && !OSSL_CMP_CTX_set1_no_proxy(ctx, opt_no_proxy))
1876 goto oom;
6e477a60
DDO		 1877 (void)BIO_snprintf(server_buf, sizeof(server_buf), "http%s://%s:%s/%s",
1878 opt_tls_used ? "s" : "", server, port,
d96486dc 1879 *used_path == '/' ? used_path + 1 : used_path);
8d9a4d83
DDO		 1880
1881 if (opt_proxy != NULL)
1882 (void)BIO_snprintf(proxy_buf, sizeof(proxy_buf), " via %s", opt_proxy);
8d9a4d83
DDO		 1883
1884 if (!transform_opts())
1885 goto err;
1886
1887 if (opt_cmd == CMP_IR || opt_cmd == CMP_CR || opt_cmd == CMP_KUR) {
1888 if (opt_newkey == NULL && opt_key == NULL && opt_csr == NULL) {
1889 CMP_err("missing -newkey (or -key) to be certified");
1890 goto err;
1891 }
1892 if (opt_certout == NULL) {
1893 CMP_err("-certout not given, nowhere to save certificate");
1894 goto err;
1895 }
1896 }
1897 if (opt_cmd == CMP_KUR) {
1898 char *ref_cert = opt_oldcert != NULL ? opt_oldcert : opt_cert;
1899
3d46c81a 1900 if (ref_cert == NULL && opt_csr == NULL) {
5e128ed1 1901 CMP_err("missing -oldcert for certificate to be updated and no fallback -csr given");
8d9a4d83
DDO		 1902 goto err;
1903 }
1904 if (opt_subject != NULL)
3d46c81a
DDO		 1905 CMP_warn2("given -subject '%s' overrides the subject of '%s' for KUR",
1906 opt_subject, ref_cert != NULL ? ref_cert : opt_csr);
8d9a4d83 1907 }
3d46c81a
DDO		 1908 if (opt_cmd == CMP_RR) {
1909 if (opt_oldcert == NULL && opt_csr == NULL) {
5e128ed1 1910 CMP_err("missing -oldcert for certificate to be revoked and no fallback -csr given");
3d46c81a
DDO		 1911 goto err;
1912 }
1913 if (opt_oldcert != NULL && opt_csr != NULL)
5e128ed1 1914 CMP_warn("ignoring -csr since certificate to be revoked is given");
8d9a4d83
DDO		 1915 }
1916 if (opt_cmd == CMP_P10CR && opt_csr == NULL) {
1917 CMP_err("missing PKCS#10 CSR for p10cr");
1918 goto err;
1919 }
1920
1921 if (opt_recipient == NULL && opt_srvcert == NULL && opt_issuer == NULL
1922 && opt_oldcert == NULL && opt_cert == NULL)
1923 CMP_warn("missing -recipient, -srvcert, -issuer, -oldcert or -cert; recipient will be set to \"NULL-DN\"");
1924
1925 if (opt_infotype_s != NULL) {
1926 char id_buf[100] = "id-it-";
1927
1928 strncat(id_buf, opt_infotype_s, sizeof(id_buf) - strlen(id_buf) - 1);
1929 if ((opt_infotype = OBJ_sn2nid(id_buf)) == NID_undef) {
1930 CMP_err("unknown OID name in -infotype option");
1931 goto err;
1932 }
1933 }
1934
1935 if (!setup_verification_ctx(ctx))
1936 goto err;
1937
1938 if (opt_msg_timeout >= 0) /* must do this before setup_ssl_ctx() */
1939 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_MSG_TIMEOUT,
1940 opt_msg_timeout);
1941 if (opt_total_timeout >= 0)
1942 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_TOTAL_TIMEOUT,
1943 opt_total_timeout);
1944
143be474
DDO		 1945 if (opt_reqin != NULL && opt_rspin != NULL)
1946 CMP_warn("-reqin is ignored since -rspin is present");
1947 if (opt_reqin_new_tid && opt_reqin == NULL)
1948 CMP_warn("-reqin_new_tid is ignored since -reqin is not present");
8d9a4d83
DDO		 1949 if (opt_reqin != NULL || opt_reqout != NULL
1950 || opt_rspin != NULL || opt_rspout != NULL || opt_use_mock_srv)
1951 (void)OSSL_CMP_CTX_set_transfer_cb(ctx, read_write_req_resp);
1952
1953 if ((opt_tls_cert != NULL || opt_tls_key != NULL
1954 || opt_tls_keypass != NULL || opt_tls_extra != NULL
1955 || opt_tls_trusted != NULL || opt_tls_host != NULL)
1956 && !opt_tls_used)
1957 CMP_warn("TLS options(s) given but not -tls_used");
1958 if (opt_tls_used) {
1959#ifdef OPENSSL_NO_SOCK
1960 BIO_printf(bio_err, "Cannot use TLS - sockets not supported\n");
1961 goto err;
1962#else
1963 APP_HTTP_TLS_INFO *info;
1964
1965 if (opt_tls_cert != NULL
1966 || opt_tls_key != NULL || opt_tls_keypass != NULL) {
1967 if (opt_tls_key == NULL) {
1968 CMP_err("missing -tls_key option");
1969 goto err;
1970 } else if (opt_tls_cert == NULL) {
1971 CMP_err("missing -tls_cert option");
1972 goto err;
1973 }
1974 }
1975 if (opt_use_mock_srv) {
1976 CMP_err("cannot use TLS options together with -use_mock_srv");
1977 goto err;
1978 }
1979 if ((info = OPENSSL_zalloc(sizeof(*info))) == NULL)
1980 goto err;
1981 (void)OSSL_CMP_CTX_set_http_cb_arg(ctx, info);
1982 /* info will be freed along with CMP ctx */
1983 info->server = opt_server;
6e477a60 1984 info->port = server_port;
8d9a4d83
DDO		 1985 info->use_proxy = opt_proxy != NULL;
1986 info->timeout = OSSL_CMP_CTX_get_option(ctx, OSSL_CMP_OPT_MSG_TIMEOUT);
19765f5b 1987 info->ssl_ctx = setup_ssl_ctx(ctx, engine);
8d9a4d83
DDO		 1988 if (info->ssl_ctx == NULL)
1989 goto err;
1990 (void)OSSL_CMP_CTX_set_http_cb(ctx, app_http_tls_cb);
1991#endif
1992 }
1993
19765f5b 1994 if (!setup_protection_ctx(ctx, engine))
8d9a4d83
DDO		 1995 goto err;
1996
19765f5b 1997 if (!setup_request_ctx(ctx, engine))
8d9a4d83
DDO		 1998 goto err;
1999
2000 if (!set_name(opt_recipient, OSSL_CMP_CTX_set1_recipient, ctx, "recipient")
2001 || !set_name(opt_expect_sender, OSSL_CMP_CTX_set1_expected_sender,
2002 ctx, "expected sender"))
7e998a0f 2003 goto err;
8d9a4d83
DDO		 2004
2005 if (opt_geninfo != NULL && !handle_opt_geninfo(ctx))
2006 goto err;
2007
8f7e8979
DDO		 2008 /* not printing earlier, to minimize confusion in case setup fails before */
2009 CMP_info2("will contact %s%s", server_buf, proxy_buf);
2010
8d9a4d83
DDO		 2011 ret = 1;
2012
2013 err:
6e477a60
DDO		 2014 OPENSSL_free(server);
2015 OPENSSL_free(port);
2016 OPENSSL_free(path);
8d9a4d83
DDO		 2017 OPENSSL_free(proxy_host);
2018 OPENSSL_free(proxy_port_str);
2019 return ret;
2020 oom:
2021 CMP_err("out of memory");
2022 goto err;
2023}
2024
2025/*
2026 * write out the given certificate to the output specified by bio.
2027 * Depending on options use either PEM or DER format.
2028 * Returns 1 on success, 0 on error
2029 */
2030static int write_cert(BIO *bio, X509 *cert)
2031{
2032 if ((opt_certform == FORMAT_PEM && PEM_write_bio_X509(bio, cert))
2033 || (opt_certform == FORMAT_ASN1 && i2d_X509_bio(bio, cert)))
2034 return 1;
2035 if (opt_certform != FORMAT_PEM && opt_certform != FORMAT_ASN1)
2036 BIO_printf(bio_err,
2037 "error: unsupported type '%s' for writing certificates\n",
2038 opt_certform_s);
2039 return 0;
2040}
2041
2042/*
39082af2
DDO		 2043 * If destFile != NULL writes out a stack of certs to the given file.
2044 * In any case frees the certs.
8d9a4d83
DDO		 2045 * Depending on options use either PEM or DER format,
2046 * where DER does not make much sense for writing more than one cert!
39082af2 2047 * Returns number of written certificates on success, -1 on error.
8d9a4d83 2048 */
39082af2
DDO		 2049static int save_free_certs(OSSL_CMP_CTX *ctx,
2050 STACK_OF(X509) *certs, char *destFile, char *desc)
8d9a4d83
DDO		 2051{
2052 BIO *bio = NULL;
2053 int i;
2054 int n = sk_X509_num(certs);
2055
39082af2
DDO		 2056 if (destFile == NULL)
2057 goto end;
8d9a4d83
DDO		 2058 CMP_info3("received %d %s certificate(s), saving to file '%s'",
2059 n, desc, destFile);
2060 if (n > 1 && opt_certform != FORMAT_PEM)
2061 CMP_warn("saving more than one certificate in non-PEM format");
2062
2063 if (destFile == NULL || (bio = BIO_new(BIO_s_file())) == NULL
2064 || !BIO_write_filename(bio, (char *)destFile)) {
2065 CMP_err1("could not open file '%s' for writing", destFile);
2066 n = -1;
39082af2 2067 goto end;
8d9a4d83
DDO		 2068 }
2069
2070 for (i = 0; i < n; i++) {
2071 if (!write_cert(bio, sk_X509_value(certs, i))) {
2072 CMP_err1("cannot write certificate to file '%s'", destFile);
2073 n = -1;
39082af2 2074 goto end;
8d9a4d83
DDO		 2075 }
2076 }
2077
39082af2 2078 end:
8d9a4d83 2079 BIO_free(bio);
39082af2 2080 sk_X509_pop_free(certs, X509_free);
8d9a4d83
DDO		 2081 return n;
2082}
2083
2084static void print_itavs(STACK_OF(OSSL_CMP_ITAV) *itavs)
2085{
2086 OSSL_CMP_ITAV *itav = NULL;
2087 char buf[128];
3b1fd0b0 2088 int i, r;
8d9a4d83
DDO		 2089 int n = sk_OSSL_CMP_ITAV_num(itavs); /* itavs == NULL leads to 0 */
2090
2091 if (n == 0) {
2092 CMP_info("genp contains no ITAV");
2093 return;
2094 }
2095
2096 for (i = 0; i < n; i++) {
2097 itav = sk_OSSL_CMP_ITAV_value(itavs, i);
3b1fd0b0
P		 2098 r = OBJ_obj2txt(buf, 128, OSSL_CMP_ITAV_get0_type(itav), 0);
2099 if (r < 0)
2100 CMP_err("could not get ITAV details");
2101 else if (r == 0)
2102 CMP_info("genp contains empty ITAV");
2103 else
2104 CMP_info1("genp contains ITAV of type: %s", buf);
8d9a4d83
DDO		 2105 }
2106}
2107
2108static char opt_item[SECTION_NAME_MAX + 1];
2109/* get previous name from a comma-separated list of names */
2110static const char *prev_item(const char *opt, const char *end)
2111{
2112 const char *beg;
2113 size_t len;
2114
2115 if (end == opt)
2116 return NULL;
2117 beg = end;
2118 while (beg != opt && beg[-1] != ',' && !isspace(beg[-1]))
2119 beg--;
2120 len = end - beg;
2121 if (len > SECTION_NAME_MAX)
2122 len = SECTION_NAME_MAX;
2123 strncpy(opt_item, beg, len);
2124 opt_item[SECTION_NAME_MAX] = '\0'; /* avoid gcc v8 O3 stringop-truncation */
2125 opt_item[len] = '\0';
2126 if (len > SECTION_NAME_MAX)
2127 CMP_warn2("using only first %d characters of section name starting with \"%s\"",
2128 SECTION_NAME_MAX, opt_item);
2129 while (beg != opt && (beg[-1] == ',' || isspace(beg[-1])))
2130 beg--;
2131 return beg;
2132}
2133
2134/* get str value for name from a comma-separated hierarchy of config sections */
2135static char *conf_get_string(const CONF *src_conf, const char *groups,
2136 const char *name)
2137{
2138 char *res = NULL;
2139 const char *end = groups + strlen(groups);
2140
2141 while ((end = prev_item(groups, end)) != NULL) {
2142 if ((res = NCONF_get_string(src_conf, opt_item, name)) != NULL)
2143 return res;
2144 }
2145 return res;
2146}
2147
2148/* get long val for name from a comma-separated hierarchy of config sections */
2149static int conf_get_number_e(const CONF *conf_, const char *groups,
2150 const char *name, long *result)
2151{
2152 char *str = conf_get_string(conf_, groups, name);
2153 char *tailptr;
2154 long res;
2155
2156 if (str == NULL || *str == '\0')
2157 return 0;
2158
2159 res = strtol(str, &tailptr, 10);
2160 if (res == LONG_MIN || res == LONG_MAX || *tailptr != '\0')
2161 return 0;
2162
2163 *result = res;
2164 return 1;
2165}
2166
2167/*
2168 * use the command line option table to read values from the CMP section
2169 * of openssl.cnf. Defaults are taken from the config file, they can be
2170 * overwritten on the command line.
2171 */
2172static int read_config(void)
2173{
2174 unsigned int i;
2175 long num = 0;
2176 char *txt = NULL;
2177 const OPTIONS *opt;
2178 int provider_option;
2179 int verification_option;
1a5ae1da 2180 int start = OPT_VERBOSITY;
8d9a4d83 2181 /*
1a5ae1da
DDO		 2182 * starting with offset OPT_VERBOSITY because OPT_CONFIG and OPT_SECTION
2183 * would not make sense within the config file.
2184 * Moreover, these two options and OPT_VERBOSITY have already been handled.
8d9a4d83 2185 */
b0a4cbea 2186 int n_options = OSSL_NELEM(cmp_options) - 1;
1a5ae1da 2187
b0a4cbea
DDO		 2188 for (i = start - OPT_HELP, opt = &cmp_options[start];
2189 opt->name; i++, opt++)
2190 if (!strcmp(opt->name, OPT_SECTION_STR)
2191 || !strcmp(opt->name, OPT_MORE_STR))
2192 n_options--;
2193 OPENSSL_assert(OSSL_NELEM(cmp_vars) == n_options
2194 + OPT_PROV__FIRST + 1 - OPT_PROV__LAST
2195 + OPT_V__FIRST + 1 - OPT_V__LAST);
1a5ae1da 2196 for (i = start - OPT_HELP, opt = &cmp_options[start];
8d9a4d83
DDO		 2197 opt->name; i++, opt++) {
2198 if (!strcmp(opt->name, OPT_SECTION_STR)
2199 || !strcmp(opt->name, OPT_MORE_STR)) {
2200 i--;
2201 continue;
2202 }
2203 provider_option = (OPT_PROV__FIRST <= opt->retval
2204 && opt->retval < OPT_PROV__LAST);
2205 verification_option = (OPT_V__FIRST <= opt->retval
2206 && opt->retval < OPT_V__LAST);
2207 if (provider_option || verification_option)
2208 i--;
8d9a4d83
DDO		 2209 switch (opt->valtype) {
2210 case '-':
2211 case 'n':
2212 case 'l':
2213 if (!conf_get_number_e(conf, opt_section, opt->name, &num)) {
2214 ERR_clear_error();
2215 continue; /* option not provided */
2216 }
2217 break;
8d9a4d83
DDO		 2218 case 's':
2219 case 'M':
2220 txt = conf_get_string(conf, opt_section, opt->name);
2221 if (txt == NULL) {
2222 ERR_clear_error();
2223 continue; /* option not provided */
2224 }
2225 break;
2226 default:
2227 CMP_err2("internal: unsupported type '%c' for option '%s'",
2228 opt->valtype, opt->name);
2229 return 0;
2230 break;
2231 }
2232 if (provider_option || verification_option) {
2233 int conf_argc = 1;
2234 char *conf_argv[3];
2235 char arg1[82];
2236
2237 BIO_snprintf(arg1, 81, "-%s", (char *)opt->name);
2238 conf_argv[0] = prog;
2239 conf_argv[1] = arg1;
2240 if (opt->valtype == '-') {
2241 if (num != 0)
2242 conf_argc = 2;
2243 } else {
2244 conf_argc = 3;
2245 conf_argv[2] = conf_get_string(conf, opt_section, opt->name);
2246 /* not NULL */
2247 }
2248 if (conf_argc > 1) {
2249 (void)opt_init(conf_argc, conf_argv, cmp_options);
2250
2251 if (provider_option
2252 ? !opt_provider(opt_next())
2253 : !opt_verify(opt_next(), vpm)) {
2254 CMP_err2("for option '%s' in config file section '%s'",
2255 opt->name, opt_section);
2256 return 0;
2257 }
2258 }
2259 } else {
2260 switch (opt->valtype) {
2261 case '-':
2262 case 'n':
2263 if (num < INT_MIN || INT_MAX < num) {
2264 BIO_printf(bio_err,
2265 "integer value out of range for option '%s'\n",
2266 opt->name);
2267 return 0;
2268 }
2269 *cmp_vars[i].num = (int)num;
2270 break;
2271 case 'l':
2272 *cmp_vars[i].num_long = num;
2273 break;
2274 default:
2275 if (txt != NULL && txt[0] == '\0')
2276 txt = NULL; /* reset option on empty string input */
2277 *cmp_vars[i].txt = txt;
2278 break;
2279 }
2280 }
2281 }
2282
2283 return 1;
2284}
2285
2286static char *opt_str(char *opt)
2287{
2288 char *arg = opt_arg();
2289
2290 if (arg[0] == '\0') {
2291 CMP_warn1("argument of -%s option is empty string, resetting option",
2292 opt);
2293 arg = NULL;
2294 } else if (arg[0] == '-') {
2295 CMP_warn1("argument of -%s option starts with hyphen", opt);
2296 }
2297 return arg;
2298}
2299
2300static int opt_nat(void)
2301{
2302 int result = -1;
2303
2304 if (opt_int(opt_arg(), &result) && result < 0)
2305 BIO_printf(bio_err, "error: argument '%s' must not be negative\n",
2306 opt_arg());
2307 return result;
2308}
2309
2310/* returns 1 on success, 0 on error, -1 on -help (i.e., stop with success) */
2311static int get_opts(int argc, char **argv)
2312{
2313 OPTION_CHOICE o;
2314
2315 prog = opt_init(argc, argv, cmp_options);
2316
2317 while ((o = opt_next()) != OPT_EOF) {
2318 switch (o) {
2319 case OPT_EOF:
2320 case OPT_ERR:
021410ea
RS		 2321 opthelp:
2322 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
2323 return 0;
8d9a4d83
DDO		 2324 case OPT_HELP:
2325 opt_help(cmp_options);
2326 return -1;
2327 case OPT_CONFIG: /* has already been handled */
8d9a4d83 2328 case OPT_SECTION: /* has already been handled */
1a5ae1da 2329 case OPT_VERBOSITY: /* has already been handled */
8d9a4d83
DDO		 2330 break;
2331 case OPT_SERVER:
2332 opt_server = opt_str("server");
2333 break;
2334 case OPT_PROXY:
2335 opt_proxy = opt_str("proxy");
2336 break;
2337 case OPT_NO_PROXY:
2338 opt_no_proxy = opt_str("no_proxy");
2339 break;
2340 case OPT_PATH:
2341 opt_path = opt_str("path");
2342 break;
2343 case OPT_MSG_TIMEOUT:
2344 if ((opt_msg_timeout = opt_nat()) < 0)
021410ea 2345 goto opthelp;
8d9a4d83
DDO		 2346 break;
2347 case OPT_TOTAL_TIMEOUT:
2348 if ((opt_total_timeout = opt_nat()) < 0)
021410ea 2349 goto opthelp;
8d9a4d83
DDO		 2350 break;
2351 case OPT_TLS_USED:
2352 opt_tls_used = 1;
2353 break;
2354 case OPT_TLS_CERT:
2355 opt_tls_cert = opt_str("tls_cert");
2356 break;
2357 case OPT_TLS_KEY:
2358 opt_tls_key = opt_str("tls_key");
2359 break;
2360 case OPT_TLS_KEYPASS:
2361 opt_tls_keypass = opt_str("tls_keypass");
2362 break;
2363 case OPT_TLS_EXTRA:
2364 opt_tls_extra = opt_str("tls_extra");
2365 break;
2366 case OPT_TLS_TRUSTED:
2367 opt_tls_trusted = opt_str("tls_trusted");
2368 break;
2369 case OPT_TLS_HOST:
2370 opt_tls_host = opt_str("tls_host");
2371 break;
2372 case OPT_REF:
2373 opt_ref = opt_str("ref");
2374 break;
2375 case OPT_SECRET:
2376 opt_secret = opt_str("secret");
2377 break;
2378 case OPT_CERT:
2379 opt_cert = opt_str("cert");
2380 break;
15076c26
DDO		 2381 case OPT_OWN_TRUSTED:
2382 opt_own_trusted = opt_str("own_trusted");
2383 break;
8d9a4d83
DDO		 2384 case OPT_KEY:
2385 opt_key = opt_str("key");
2386 break;
2387 case OPT_KEYPASS:
2388 opt_keypass = opt_str("keypass");
2389 break;
2390 case OPT_DIGEST:
2391 opt_digest = opt_str("digest");
2392 break;
2393 case OPT_MAC:
2394 opt_mac = opt_str("mac");
2395 break;
2396 case OPT_EXTRACERTS:
2397 opt_extracerts = opt_str("extracerts");
2398 break;
2399 case OPT_UNPROTECTED_REQUESTS:
2400 opt_unprotected_requests = 1;
2401 break;
2402
2403 case OPT_TRUSTED:
2404 opt_trusted = opt_str("trusted");
2405 break;
2406 case OPT_UNTRUSTED:
2407 opt_untrusted = opt_str("untrusted");
2408 break;
2409 case OPT_SRVCERT:
2410 opt_srvcert = opt_str("srvcert");
2411 break;
2412 case OPT_RECIPIENT:
2413 opt_recipient = opt_str("recipient");
2414 break;
2415 case OPT_EXPECT_SENDER:
2416 opt_expect_sender = opt_str("expect_sender");
2417 break;
2418 case OPT_IGNORE_KEYUSAGE:
2419 opt_ignore_keyusage = 1;
2420 break;
2421 case OPT_UNPROTECTED_ERRORS:
2422 opt_unprotected_errors = 1;
2423 break;
2424 case OPT_EXTRACERTSOUT:
2425 opt_extracertsout = opt_str("extracertsout");
2426 break;
2427 case OPT_CACERTSOUT:
2428 opt_cacertsout = opt_str("cacertsout");
2429 break;
2430
2431 case OPT_V_CASES:
2432 if (!opt_verify(o, vpm))
021410ea 2433 goto opthelp;
8d9a4d83
DDO		 2434 break;
2435 case OPT_CMD:
2436 opt_cmd_s = opt_str("cmd");
2437 break;
2438 case OPT_INFOTYPE:
2439 opt_infotype_s = opt_str("infotype");
2440 break;
2441 case OPT_GENINFO:
2442 opt_geninfo = opt_str("geninfo");
2443 break;
2444
2445 case OPT_NEWKEY:
2446 opt_newkey = opt_str("newkey");
2447 break;
2448 case OPT_NEWKEYPASS:
2449 opt_newkeypass = opt_str("newkeypass");
2450 break;
2451 case OPT_SUBJECT:
2452 opt_subject = opt_str("subject");
2453 break;
2454 case OPT_ISSUER:
2455 opt_issuer = opt_str("issuer");
2456 break;
2457 case OPT_DAYS:
2458 if ((opt_days = opt_nat()) < 0)
021410ea 2459 goto opthelp;
8d9a4d83
DDO		 2460 break;
2461 case OPT_REQEXTS:
2462 opt_reqexts = opt_str("reqexts");
2463 break;
2464 case OPT_SANS:
2465 opt_sans = opt_str("sans");
2466 break;
2467 case OPT_SAN_NODEFAULT:
2468 opt_san_nodefault = 1;
2469 break;
2470 case OPT_POLICIES:
2471 opt_policies = opt_str("policies");
2472 break;
2473 case OPT_POLICY_OIDS:
2474 opt_policy_oids = opt_str("policy_oids");
2475 break;
2476 case OPT_POLICY_OIDS_CRITICAL:
2477 opt_policy_oids_critical = 1;
2478 break;
2479 case OPT_POPO:
2480 if (!opt_int(opt_arg(), &opt_popo)
2481 || opt_popo < OSSL_CRMF_POPO_NONE
2482 || opt_popo > OSSL_CRMF_POPO_KEYENC) {
2483 CMP_err("invalid popo spec. Valid values are -1 .. 2");
021410ea 2484 goto opthelp;
8d9a4d83
DDO		 2485 }
2486 break;
2487 case OPT_CSR:
2488 opt_csr = opt_arg();
2489 break;
2490 case OPT_OUT_TRUSTED:
2491 opt_out_trusted = opt_str("out_trusted");
2492 break;
2493 case OPT_IMPLICIT_CONFIRM:
2494 opt_implicit_confirm = 1;
2495 break;
2496 case OPT_DISABLE_CONFIRM:
2497 opt_disable_confirm = 1;
2498 break;
2499 case OPT_CERTOUT:
2500 opt_certout = opt_str("certout");
2501 break;
39082af2
DDO		 2502 case OPT_CHAINOUT:
2503 opt_chainout = opt_str("chainout");
2504 break;
8d9a4d83
DDO		 2505 case OPT_OLDCERT:
2506 opt_oldcert = opt_str("oldcert");
2507 break;
2508 case OPT_REVREASON:
2509 if (!opt_int(opt_arg(), &opt_revreason)
2510 || opt_revreason < CRL_REASON_NONE
2511 || opt_revreason > CRL_REASON_AA_COMPROMISE
2512 || opt_revreason == 7) {
2513 CMP_err("invalid revreason. Valid values are -1 .. 6, 8 .. 10");
021410ea 2514 goto opthelp;
8d9a4d83
DDO		 2515 }
2516 break;
2517 case OPT_CERTFORM:
2518 opt_certform_s = opt_str("certform");
2519 break;
2520 case OPT_KEYFORM:
2521 opt_keyform_s = opt_str("keyform");
2522 break;
8d9a4d83
DDO		 2523 case OPT_OTHERPASS:
2524 opt_otherpass = opt_str("otherpass");
2525 break;
2526#ifndef OPENSSL_NO_ENGINE
2527 case OPT_ENGINE:
2528 opt_engine = opt_str("engine");
2529 break;
2530#endif
2531 case OPT_PROV_CASES:
2532 if (!opt_provider(o))
021410ea 2533 goto opthelp;
8d9a4d83
DDO		 2534 break;
2535
2536 case OPT_BATCH:
2537 opt_batch = 1;
2538 break;
2539 case OPT_REPEAT:
2540 opt_repeat = opt_nat();
2541 break;
2542 case OPT_REQIN:
2543 opt_reqin = opt_str("reqin");
2544 break;
143be474
DDO		 2545 case OPT_REQIN_NEW_TID:
2546 opt_reqin_new_tid = 1;
2547 break;
8d9a4d83
DDO		 2548 case OPT_REQOUT:
2549 opt_reqout = opt_str("reqout");
2550 break;
2551 case OPT_RSPIN:
2552 opt_rspin = opt_str("rspin");
2553 break;
2554 case OPT_RSPOUT:
2555 opt_rspout = opt_str("rspout");
2556 break;
2557 case OPT_USE_MOCK_SRV:
2558 opt_use_mock_srv = 1;
2559 break;
2560 case OPT_PORT:
2561 opt_port = opt_str("port");
2562 break;
2563 case OPT_MAX_MSGS:
2564 if ((opt_max_msgs = opt_nat()) < 0)
021410ea 2565 goto opthelp;
8d9a4d83
DDO		 2566 break;
2567 case OPT_SRV_REF:
2568 opt_srv_ref = opt_str("srv_ref");
2569 break;
2570 case OPT_SRV_SECRET:
2571 opt_srv_secret = opt_str("srv_secret");
2572 break;
2573 case OPT_SRV_CERT:
2574 opt_srv_cert = opt_str("srv_cert");
2575 break;
2576 case OPT_SRV_KEY:
2577 opt_srv_key = opt_str("srv_key");
2578 break;
2579 case OPT_SRV_KEYPASS:
2580 opt_srv_keypass = opt_str("srv_keypass");
2581 break;
2582 case OPT_SRV_TRUSTED:
2583 opt_srv_trusted = opt_str("srv_trusted");
2584 break;
2585 case OPT_SRV_UNTRUSTED:
2586 opt_srv_untrusted = opt_str("srv_untrusted");
2587 break;
2588 case OPT_RSP_CERT:
2589 opt_rsp_cert = opt_str("rsp_cert");
2590 break;
2591 case OPT_RSP_EXTRACERTS:
2592 opt_rsp_extracerts = opt_str("rsp_extracerts");
2593 break;
2594 case OPT_RSP_CAPUBS:
2595 opt_rsp_capubs = opt_str("rsp_capubs");
2596 break;
2597 case OPT_POLL_COUNT:
2598 opt_poll_count = opt_nat();
2599 break;
2600 case OPT_CHECK_AFTER:
2601 opt_check_after = opt_nat();
2602 break;
2603 case OPT_GRANT_IMPLICITCONF:
2604 opt_grant_implicitconf = 1;
2605 break;
2606 case OPT_PKISTATUS:
2607 opt_pkistatus = opt_nat();
2608 break;
2609 case OPT_FAILURE:
2610 opt_failure = opt_nat();
2611 break;
2612 case OPT_FAILUREBITS:
2613 opt_failurebits = opt_nat();
2614 break;
2615 case OPT_STATUSSTRING:
2616 opt_statusstring = opt_str("statusstring");
2617 break;
2618 case OPT_SEND_ERROR:
2619 opt_send_error = 1;
2620 break;
2621 case OPT_SEND_UNPROTECTED:
2622 opt_send_unprotected = 1;
2623 break;
2624 case OPT_SEND_UNPROT_ERR:
2625 opt_send_unprot_err = 1;
2626 break;
2627 case OPT_ACCEPT_UNPROTECTED:
2628 opt_accept_unprotected = 1;
2629 break;
2630 case OPT_ACCEPT_UNPROT_ERR:
2631 opt_accept_unprot_err = 1;
2632 break;
2633 case OPT_ACCEPT_RAVERIFIED:
2634 opt_accept_raverified = 1;
2635 break;
2636 }
2637 }
021410ea
RS		 2638
2639 /* No extra args. */
8d9a4d83
DDO		 2640 argc = opt_num_rest();
2641 argv = opt_rest();
021410ea
RS		 2642 if (argc != 0)
2643 goto opthelp;
8d9a4d83 2644 return 1;
8d9a4d83
DDO		 2645}
2646
2647int cmp_main(int argc, char **argv)
2648{
2649 char *configfile = NULL;
2650 int i;
2651 X509 *newcert = NULL;
19765f5b 2652 ENGINE *engine = NULL;
8d9a4d83
DDO		 2653 char mock_server[] = "mock server:1";
2654 int ret = 0; /* default: failure */
2655
2656 if (argc <= 1) {
33720392 2657 prog = opt_appname(argv[0]);
8d9a4d83
DDO		 2658 opt_help(cmp_options);
2659 goto err;
2660 }
2661
2662 /*
1a5ae1da
DDO		 2663 * handle options -config, -section, and -verbosity upfront
2664 * to take effect for other options
8d9a4d83
DDO		 2665 */
2666 for (i = 1; i < argc - 1; i++) {
2667 if (*argv[i] == '-') {
2668 if (!strcmp(argv[i] + 1, cmp_options[OPT_CONFIG - OPT_HELP].name))
1a5ae1da 2669 opt_config = argv[++i];
8d9a4d83
DDO		 2670 else if (!strcmp(argv[i] + 1,
2671 cmp_options[OPT_SECTION - OPT_HELP].name))
1a5ae1da
DDO		 2672 opt_section = argv[++i];
2673 else if (strcmp(argv[i] + 1,
2674 cmp_options[OPT_VERBOSITY - OPT_HELP].name) == 0
2675 && !set_verbosity(atoi(argv[++i])))
2676 goto err;
8d9a4d83
DDO		 2677 }
2678 }
2679 if (opt_section[0] == '\0') /* empty string */
2680 opt_section = DEFAULT_SECTION;
2681
2682 vpm = X509_VERIFY_PARAM_new();
2683 if (vpm == NULL) {
2684 CMP_err("out of memory");
2685 goto err;
2686 }
2687
2688 /* read default values for options from config file */
2689 configfile = opt_config != NULL ? opt_config : default_config_file;
0e7bc901
DDO		 2690 if (configfile != NULL && configfile[0] != '\0' /* non-empty string */
2691 && (configfile != default_config_file || access(configfile, F_OK) != -1)) {
2692 CMP_info2("using section(s) '%s' of OpenSSL configuration file '%s'",
2693 opt_section, configfile);
8d9a4d83
DDO		 2694 conf = app_load_config(configfile);
2695 if (conf == NULL) {
2696 goto err;
2697 } else {
2698 if (strcmp(opt_section, CMP_SECTION) == 0) { /* default */
2699 if (!NCONF_get_section(conf, opt_section))
2700 CMP_info2("no [%s] section found in config file '%s';"
2701 " will thus use just [default] and unnamed section if present",
2702 opt_section, configfile);
2703 } else {
2704 const char *end = opt_section + strlen(opt_section);
2705 while ((end = prev_item(opt_section, end)) != NULL) {
2706 if (!NCONF_get_section(conf, opt_item)) {
2707 CMP_err2("no [%s] section found in config file '%s'",
2708 opt_item, configfile);
2709 goto err;
2710 }
2711 }
2712 }
2713 if (!read_config())
2714 goto err;
2715 }
2716 }
2717 (void)BIO_flush(bio_err); /* prevent interference with opt_help() */
2718
2719 ret = get_opts(argc, argv);
2720 if (ret <= 0)
2721 goto err;
2722 ret = 0;
2723
467f441b
RL		 2724 if (opt_batch)
2725 set_base_ui_method(UI_null());
8d9a4d83 2726
03da39a7 2727 if (opt_engine != NULL) {
19765f5b 2728 engine = setup_engine_methods(opt_engine, 0 /* not: ENGINE_METHOD_ALL */, 0);
03da39a7
DDO		 2729 if (engine == NULL) {
2730 CMP_err1("cannot load engine %s", opt_engine);
2731 goto err;
2732 }
2733 }
8d9a4d83
DDO		 2734
2735 if (opt_port != NULL) {
2736 if (opt_use_mock_srv) {
2737 CMP_err("cannot use both -port and -use_mock_srv options");
2738 goto err;
2739 }
2740 if (opt_server != NULL) {
2741 CMP_err("cannot use both -port and -server options");
2742 goto err;
2743 }
2744 }
2745
1a7cd250
DDO		 2746 cmp_ctx = OSSL_CMP_CTX_new(app_get0_libctx(), app_get0_propq());
2747 if (cmp_ctx == NULL)
8d9a4d83 2748 goto err;
1a5ae1da 2749 OSSL_CMP_CTX_set_log_verbosity(cmp_ctx, opt_verbosity);
8d9a4d83
DDO		 2750 if (!OSSL_CMP_CTX_set_log_cb(cmp_ctx, print_to_bio_out)) {
2751 CMP_err1("cannot set up error reporting and logging for %s", prog);
2752 goto err;
2753 }
2754 if ((opt_use_mock_srv || opt_port != NULL)) {
2755 OSSL_CMP_SRV_CTX *srv_ctx;
2756
19765f5b 2757 if ((srv_ctx = setup_srv_ctx(engine)) == NULL)
8d9a4d83
DDO		 2758 goto err;
2759 OSSL_CMP_CTX_set_transfer_cb_arg(cmp_ctx, srv_ctx);
2760 if (!OSSL_CMP_CTX_set_log_cb(OSSL_CMP_SRV_CTX_get0_cmp_ctx(srv_ctx),
2761 print_to_bio_out)) {
2762 CMP_err1("cannot set up error reporting and logging for %s", prog);
2763 goto err;
2764 }
2765 }
2766
2767
2768 if (opt_port != NULL) { /* act as very basic CMP HTTP server */
2769#ifdef OPENSSL_NO_SOCK
2770 BIO_printf(bio_err, "Cannot act as server - sockets not supported\n");
2771#else
2772 BIO *acbio;
2773 BIO *cbio = NULL;
2774 int msgs = 0;
2775
2776 if ((acbio = http_server_init_bio(prog, opt_port)) == NULL)
2777 goto err;
2778 while (opt_max_msgs <= 0 || msgs < opt_max_msgs) {
5a2ba207 2779 char *path = NULL;
8d9a4d83
DDO		 2780 OSSL_CMP_MSG *req = NULL;
2781 OSSL_CMP_MSG *resp = NULL;
2782
2783 ret = http_server_get_asn1_req(ASN1_ITEM_rptr(OSSL_CMP_MSG),
5a2ba207
DDO		 2784 (ASN1_VALUE **)&req, &path,
2785 &cbio, acbio, prog, 0, 0);
8d9a4d83
DDO		 2786 if (ret == 0)
2787 continue;
2788 if (ret++ == -1)
2789 break; /* fatal error */
2790
2791 ret = 0;
2792 msgs++;
2793 if (req != NULL) {
5a2ba207
DDO		 2794 if (strcmp(path, "") != 0 && strcmp(path, "pkix/") != 0) {
2795 (void)http_server_send_status(cbio, 404, "Not Found");
5e128ed1 2796 CMP_err1("expecting empty path or 'pkix/' but got '%s'",
5a2ba207
DDO		 2797 path);
2798 OPENSSL_free(path);
2799 OSSL_CMP_MSG_free(req);
2800 goto cont;
2801 }
2802 OPENSSL_free(path);
8d9a4d83
DDO		 2803 resp = OSSL_CMP_CTX_server_perform(cmp_ctx, req);
2804 OSSL_CMP_MSG_free(req);
5a2ba207
DDO		 2805 if (resp == NULL) {
2806 (void)http_server_send_status(cbio,
2807 500, "Internal Server Error");
8d9a4d83 2808 break; /* treated as fatal error */
5a2ba207 2809 }
8d9a4d83
DDO		 2810 ret = http_server_send_asn1_resp(cbio, "application/pkixcmp",
2811 ASN1_ITEM_rptr(OSSL_CMP_MSG),
2812 (const ASN1_VALUE *)resp);
2813 OSSL_CMP_MSG_free(resp);
2814 if (!ret)
2815 break; /* treated as fatal error */
5a2ba207
DDO		 2816 } else {
2817 (void)http_server_send_status(cbio, 400, "Bad Request");
8d9a4d83 2818 }
5a2ba207 2819 cont:
8d9a4d83
DDO		 2820 BIO_free_all(cbio);
2821 cbio = NULL;
2822 }
2823 BIO_free_all(cbio);
2824 BIO_free_all(acbio);
2825#endif
2826 goto err;
2827 }
2828 /* else act as CMP client */
2829
2830 if (opt_use_mock_srv) {
2831 if (opt_server != NULL) {
2832 CMP_err("cannot use both -use_mock_srv and -server options");
2833 goto err;
2834 }
2835 if (opt_proxy != NULL) {
2836 CMP_err("cannot use both -use_mock_srv and -proxy options");
2837 goto err;
2838 }
2839 opt_server = mock_server;
2840 opt_proxy = "API";
8d9a4d83
DDO		 2841 }
2842
19765f5b 2843 if (!setup_client_ctx(cmp_ctx, engine)) {
8d9a4d83
DDO		 2844 CMP_err("cannot set up CMP context");
2845 goto err;
2846 }
2847 for (i = 0; i < opt_repeat; i++) {
2848 /* everything is ready, now connect and perform the command! */
2849 switch (opt_cmd) {
2850 case CMP_IR:
2851 newcert = OSSL_CMP_exec_IR_ses(cmp_ctx);
bb30bce2
DDO		 2852 if (newcert != NULL)
2853 ret = 1;
8d9a4d83
DDO		 2854 break;
2855 case CMP_KUR:
2856 newcert = OSSL_CMP_exec_KUR_ses(cmp_ctx);
bb30bce2
DDO		 2857 if (newcert != NULL)
2858 ret = 1;
8d9a4d83
DDO		 2859 break;
2860 case CMP_CR:
2861 newcert = OSSL_CMP_exec_CR_ses(cmp_ctx);
bb30bce2
DDO		 2862 if (newcert != NULL)
2863 ret = 1;
8d9a4d83
DDO		 2864 break;
2865 case CMP_P10CR:
2866 newcert = OSSL_CMP_exec_P10CR_ses(cmp_ctx);
bb30bce2
DDO		 2867 if (newcert != NULL)
2868 ret = 1;
8d9a4d83
DDO		 2869 break;
2870 case CMP_RR:
3d46c81a 2871 ret = OSSL_CMP_exec_RR_ses(cmp_ctx);
8d9a4d83
DDO		 2872 break;
2873 case CMP_GENM:
2874 {
2875 STACK_OF(OSSL_CMP_ITAV) *itavs;
2876
2877 if (opt_infotype != NID_undef) {
2878 OSSL_CMP_ITAV *itav =
2879 OSSL_CMP_ITAV_create(OBJ_nid2obj(opt_infotype), NULL);
2880 if (itav == NULL)
2881 goto err;
2882 OSSL_CMP_CTX_push0_genm_ITAV(cmp_ctx, itav);
2883 }
2884
bb30bce2
DDO		 2885 if ((itavs = OSSL_CMP_exec_GENM_ses(cmp_ctx)) != NULL) {
2886 print_itavs(itavs);
2887 sk_OSSL_CMP_ITAV_pop_free(itavs, OSSL_CMP_ITAV_free);
2888 ret = 1;
2889 }
8d9a4d83
DDO		 2890 break;
2891 }
2892 default:
2893 break;
2894 }
8c5c2fa5
DDO		 2895 if (OSSL_CMP_CTX_get_status(cmp_ctx) < 0)
2896 goto err; /* we got no response, maybe even did not send request */
8d9a4d83
DDO		 2897
2898 {
bb30bce2 2899 /* print PKIStatusInfo */
8d9a4d83
DDO		 2900 int status = OSSL_CMP_CTX_get_status(cmp_ctx);
2901 char *buf = app_malloc(OSSL_CMP_PKISI_BUFLEN, "PKIStatusInfo buf");
2902 const char *string =
2903 OSSL_CMP_CTX_snprint_PKIStatus(cmp_ctx, buf,
2904 OSSL_CMP_PKISI_BUFLEN);
2905
2906 CMP_print(bio_err,
1a5ae1da
DDO		 2907 status == OSSL_CMP_PKISTATUS_accepted
2908 ? OSSL_CMP_LOG_INFO :
2909 status == OSSL_CMP_PKISTATUS_rejection
2910 || status == OSSL_CMP_PKISTATUS_waiting
2911 ? OSSL_CMP_LOG_ERR : OSSL_CMP_LOG_WARNING,
8d9a4d83
DDO		 2912 status == OSSL_CMP_PKISTATUS_accepted ? "info" :
2913 status == OSSL_CMP_PKISTATUS_rejection ? "server error" :
2914 status == OSSL_CMP_PKISTATUS_waiting ? "internal error"
2915 : "warning",
2916 "received from %s %s %s", opt_server,
2917 string != NULL ? string : "<unknown PKIStatus>", "");
2918 OPENSSL_free(buf);
2919 }
2920
39082af2
DDO		 2921 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_extraCertsIn(cmp_ctx),
2922 opt_extracertsout, "extra") < 0)
bb30bce2
DDO		 2923 ret = 0;
2924 if (!ret)
2925 goto err;
2926 ret = 0;
2927 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_caPubs(cmp_ctx),
2928 opt_cacertsout, "CA") < 0)
39082af2
DDO		 2929 goto err;
2930 if (newcert != NULL) {
8d9a4d83
DDO		 2931 STACK_OF(X509) *certs = sk_X509_new_null();
2932
39082af2 2933 if (!X509_add_cert(certs, newcert, X509_ADD_FLAG_UP_REF)) {
8d9a4d83
DDO		 2934 sk_X509_free(certs);
2935 goto err;
2936 }
39082af2
DDO		 2937 if (save_free_certs(cmp_ctx, certs, opt_certout, "enrolled") < 0)
2938 goto err;
8d9a4d83 2939 }
39082af2
DDO		 2940 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_newChain(cmp_ctx),
2941 opt_chainout, "chain") < 0)
2942 goto err;
2943
8d9a4d83
DDO		 2944 if (!OSSL_CMP_CTX_reinit(cmp_ctx))
2945 goto err;
2946 }
2947 ret = 1;
2948
2949 err:
2950 /* in case we ended up here on error without proper cleaning */
2951 cleanse(opt_keypass);
2952 cleanse(opt_newkeypass);
2953 cleanse(opt_otherpass);
2954 cleanse(opt_tls_keypass);
2955 cleanse(opt_secret);
2956 cleanse(opt_srv_keypass);
2957 cleanse(opt_srv_secret);
2958
2959 if (ret != 1)
2960 OSSL_CMP_CTX_print_errors(cmp_ctx);
2961
2962 ossl_cmp_mock_srv_free(OSSL_CMP_CTX_get_transfer_cb_arg(cmp_ctx));
2963 {
2964 APP_HTTP_TLS_INFO *http_tls_info =
2965 OSSL_CMP_CTX_get_http_cb_arg(cmp_ctx);
2966
2967 if (http_tls_info != NULL) {
2968 SSL_CTX_free(http_tls_info->ssl_ctx);
2969 OPENSSL_free(http_tls_info);
2970 }
2971 }
2972 X509_STORE_free(OSSL_CMP_CTX_get_certConf_cb_arg(cmp_ctx));
2973 OSSL_CMP_CTX_free(cmp_ctx);
2974 X509_VERIFY_PARAM_free(vpm);
9283e9bd 2975 release_engine(engine);
8d9a4d83
DDO		 2976
2977 NCONF_free(conf); /* must not do as long as opt_... variables are used */
2978 OSSL_CMP_log_close();
2979
62261446 2980 return ret == 0 ? EXIT_FAILURE : EXIT_SUCCESS; /* ret == -1 for -help */
8d9a4d83 2981}
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