etc/services - sync with NetBSD-8
[minix.git] / crypto / external / bsd / openssl / dist / apps / req.c
blob57781c93c4cafed40162ecaa455fdc9909fde517
1 /* apps/req.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
60 * Until the key-gen callbacks are modified to use newer prototypes, we allow
61 * deprecated functions for openssl-internal code
63 #ifdef OPENSSL_NO_DEPRECATED
64 # undef OPENSSL_NO_DEPRECATED
65 #endif
67 #include <stdio.h>
68 #include <stdlib.h>
69 #include <time.h>
70 #include <string.h>
71 #ifdef OPENSSL_NO_STDIO
72 # define APPS_WIN16
73 #endif
74 #include "apps.h"
75 #include <openssl/bio.h>
76 #include <openssl/evp.h>
77 #include <openssl/conf.h>
78 #include <openssl/err.h>
79 #include <openssl/asn1.h>
80 #include <openssl/x509.h>
81 #include <openssl/x509v3.h>
82 #include <openssl/objects.h>
83 #include <openssl/pem.h>
84 #include <openssl/bn.h>
85 #ifndef OPENSSL_NO_RSA
86 # include <openssl/rsa.h>
87 #endif
88 #ifndef OPENSSL_NO_DSA
89 # include <openssl/dsa.h>
90 #endif
92 #define SECTION "req"
94 #define BITS "default_bits"
95 #define KEYFILE "default_keyfile"
96 #define PROMPT "prompt"
97 #define DISTINGUISHED_NAME "distinguished_name"
98 #define ATTRIBUTES "attributes"
99 #define V3_EXTENSIONS "x509_extensions"
100 #define REQ_EXTENSIONS "req_extensions"
101 #define STRING_MASK "string_mask"
102 #define UTF8_IN "utf8"
104 #define DEFAULT_KEY_LENGTH 512
105 #define MIN_KEY_LENGTH 384
107 #undef PROG
108 #define PROG req_main
111 * -inform arg - input format - default PEM (DER or PEM)
112 * -outform arg - output format - default PEM
113 * -in arg - input file - default stdin
114 * -out arg - output file - default stdout
115 * -verify - check request signature
116 * -noout - don't print stuff out.
117 * -text - print out human readable text.
118 * -nodes - no des encryption
119 * -config file - Load configuration file.
120 * -key file - make a request using key in file (or use it for verification).
121 * -keyform arg - key file format.
122 * -rand file(s) - load the file(s) into the PRNG.
123 * -newkey - make a key and a request.
124 * -modulus - print RSA modulus.
125 * -pubkey - output Public Key.
126 * -x509 - output a self signed X509 structure instead.
127 * -asn1-kludge - output new certificate request in a format that some CA's
128 * require. This format is wrong
131 static int make_REQ(X509_REQ *req, EVP_PKEY *pkey, char *dn, int mutlirdn,
132 int attribs, unsigned long chtype);
133 static int build_subject(X509_REQ *req, char *subj, unsigned long chtype,
134 int multirdn);
135 static int prompt_info(X509_REQ *req,
136 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
137 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect,
138 int attribs, unsigned long chtype);
139 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *sk,
140 STACK_OF(CONF_VALUE) *attr, int attribs,
141 unsigned long chtype);
142 static int add_attribute_object(X509_REQ *req, char *text, const char *def,
143 char *value, int nid, int n_min, int n_max,
144 unsigned long chtype);
145 static int add_DN_object(X509_NAME *n, char *text, const char *def,
146 char *value, int nid, int n_min, int n_max,
147 unsigned long chtype, int mval);
148 static int genpkey_cb(EVP_PKEY_CTX *ctx);
149 static int req_check_len(int len, int n_min, int n_max);
150 static int check_end(const char *str, const char *end);
151 static EVP_PKEY_CTX *set_keygen_ctx(BIO *err, const char *gstr,
152 int *pkey_type, long *pkeylen,
153 char **palgnam, ENGINE *keygen_engine);
154 #ifndef MONOLITH
155 static char *default_config_file = NULL;
156 #endif
157 static CONF *req_conf = NULL;
158 static int batch = 0;
160 int MAIN(int, char **);
162 int MAIN(int argc, char **argv)
164 ENGINE *e = NULL, *gen_eng = NULL;
165 unsigned long nmflag = 0, reqflag = 0;
166 int ex = 1, x509 = 0, days = 30;
167 X509 *x509ss = NULL;
168 X509_REQ *req = NULL;
169 EVP_PKEY_CTX *genctx = NULL;
170 const char *keyalg = NULL;
171 char *keyalgstr = NULL;
172 STACK_OF(OPENSSL_STRING) *pkeyopts = NULL, *sigopts = NULL;
173 EVP_PKEY *pkey = NULL;
174 int i = 0, badops = 0, newreq = 0, verbose = 0, pkey_type = -1;
175 long newkey = -1;
176 BIO *in = NULL, *out = NULL;
177 int informat, outformat, verify = 0, noout = 0, text = 0, keyform =
178 FORMAT_PEM;
179 int nodes = 0, kludge = 0, newhdr = 0, subject = 0, pubkey = 0;
180 char *infile, *outfile, *prog, *keyfile = NULL, *template =
181 NULL, *keyout = NULL;
182 #ifndef OPENSSL_NO_ENGINE
183 char *engine = NULL;
184 #endif
185 char *extensions = NULL;
186 char *req_exts = NULL;
187 const EVP_CIPHER *cipher = NULL;
188 ASN1_INTEGER *serial = NULL;
189 int modulus = 0;
190 char *inrand = NULL;
191 char *passargin = NULL, *passargout = NULL;
192 char *passin = NULL, *passout = NULL;
193 char *p;
194 char *subj = NULL;
195 int multirdn = 0;
196 const EVP_MD *md_alg = NULL, *digest = NULL;
197 unsigned long chtype = MBSTRING_ASC;
198 #ifndef MONOLITH
199 char *to_free;
200 long errline;
201 #endif
203 req_conf = NULL;
204 #ifndef OPENSSL_NO_DES
205 cipher = EVP_des_ede3_cbc();
206 #endif
207 apps_startup();
209 if (bio_err == NULL)
210 if ((bio_err = BIO_new(BIO_s_file())) != NULL)
211 BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT);
213 infile = NULL;
214 outfile = NULL;
215 informat = FORMAT_PEM;
216 outformat = FORMAT_PEM;
218 prog = argv[0];
219 argc--;
220 argv++;
221 while (argc >= 1) {
222 if (strcmp(*argv, "-inform") == 0) {
223 if (--argc < 1)
224 goto bad;
225 informat = str2fmt(*(++argv));
226 } else if (strcmp(*argv, "-outform") == 0) {
227 if (--argc < 1)
228 goto bad;
229 outformat = str2fmt(*(++argv));
231 #ifndef OPENSSL_NO_ENGINE
232 else if (strcmp(*argv, "-engine") == 0) {
233 if (--argc < 1)
234 goto bad;
235 engine = *(++argv);
236 } else if (strcmp(*argv, "-keygen_engine") == 0) {
237 if (--argc < 1)
238 goto bad;
239 gen_eng = ENGINE_by_id(*(++argv));
240 if (gen_eng == NULL) {
241 BIO_printf(bio_err, "Can't find keygen engine %s\n", *argv);
242 goto end;
245 #endif
246 else if (strcmp(*argv, "-key") == 0) {
247 if (--argc < 1)
248 goto bad;
249 keyfile = *(++argv);
250 } else if (strcmp(*argv, "-pubkey") == 0) {
251 pubkey = 1;
252 } else if (strcmp(*argv, "-new") == 0) {
253 newreq = 1;
254 } else if (strcmp(*argv, "-config") == 0) {
255 if (--argc < 1)
256 goto bad;
257 template = *(++argv);
258 } else if (strcmp(*argv, "-keyform") == 0) {
259 if (--argc < 1)
260 goto bad;
261 keyform = str2fmt(*(++argv));
262 } else if (strcmp(*argv, "-in") == 0) {
263 if (--argc < 1)
264 goto bad;
265 infile = *(++argv);
266 } else if (strcmp(*argv, "-out") == 0) {
267 if (--argc < 1)
268 goto bad;
269 outfile = *(++argv);
270 } else if (strcmp(*argv, "-keyout") == 0) {
271 if (--argc < 1)
272 goto bad;
273 keyout = *(++argv);
274 } else if (strcmp(*argv, "-passin") == 0) {
275 if (--argc < 1)
276 goto bad;
277 passargin = *(++argv);
278 } else if (strcmp(*argv, "-passout") == 0) {
279 if (--argc < 1)
280 goto bad;
281 passargout = *(++argv);
282 } else if (strcmp(*argv, "-rand") == 0) {
283 if (--argc < 1)
284 goto bad;
285 inrand = *(++argv);
286 } else if (strcmp(*argv, "-newkey") == 0) {
287 if (--argc < 1)
288 goto bad;
289 keyalg = *(++argv);
290 newreq = 1;
291 } else if (strcmp(*argv, "-pkeyopt") == 0) {
292 if (--argc < 1)
293 goto bad;
294 if (!pkeyopts)
295 pkeyopts = sk_OPENSSL_STRING_new_null();
296 if (!pkeyopts || !sk_OPENSSL_STRING_push(pkeyopts, *(++argv)))
297 goto bad;
298 } else if (strcmp(*argv, "-sigopt") == 0) {
299 if (--argc < 1)
300 goto bad;
301 if (!sigopts)
302 sigopts = sk_OPENSSL_STRING_new_null();
303 if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, *(++argv)))
304 goto bad;
305 } else if (strcmp(*argv, "-batch") == 0)
306 batch = 1;
307 else if (strcmp(*argv, "-newhdr") == 0)
308 newhdr = 1;
309 else if (strcmp(*argv, "-modulus") == 0)
310 modulus = 1;
311 else if (strcmp(*argv, "-verify") == 0)
312 verify = 1;
313 else if (strcmp(*argv, "-nodes") == 0)
314 nodes = 1;
315 else if (strcmp(*argv, "-noout") == 0)
316 noout = 1;
317 else if (strcmp(*argv, "-verbose") == 0)
318 verbose = 1;
319 else if (strcmp(*argv, "-utf8") == 0)
320 chtype = MBSTRING_UTF8;
321 else if (strcmp(*argv, "-nameopt") == 0) {
322 if (--argc < 1)
323 goto bad;
324 if (!set_name_ex(&nmflag, *(++argv)))
325 goto bad;
326 } else if (strcmp(*argv, "-reqopt") == 0) {
327 if (--argc < 1)
328 goto bad;
329 if (!set_cert_ex(&reqflag, *(++argv)))
330 goto bad;
331 } else if (strcmp(*argv, "-subject") == 0)
332 subject = 1;
333 else if (strcmp(*argv, "-text") == 0)
334 text = 1;
335 else if (strcmp(*argv, "-x509") == 0)
336 x509 = 1;
337 else if (strcmp(*argv, "-asn1-kludge") == 0)
338 kludge = 1;
339 else if (strcmp(*argv, "-no-asn1-kludge") == 0)
340 kludge = 0;
341 else if (strcmp(*argv, "-subj") == 0) {
342 if (--argc < 1)
343 goto bad;
344 subj = *(++argv);
345 } else if (strcmp(*argv, "-multivalue-rdn") == 0)
346 multirdn = 1;
347 else if (strcmp(*argv, "-days") == 0) {
348 if (--argc < 1)
349 goto bad;
350 days = atoi(*(++argv));
351 if (days == 0)
352 days = 30;
353 } else if (strcmp(*argv, "-set_serial") == 0) {
354 if (--argc < 1)
355 goto bad;
356 serial = s2i_ASN1_INTEGER(NULL, *(++argv));
357 if (!serial)
358 goto bad;
359 } else if (strcmp(*argv, "-extensions") == 0) {
360 if (--argc < 1)
361 goto bad;
362 extensions = *(++argv);
363 } else if (strcmp(*argv, "-reqexts") == 0) {
364 if (--argc < 1)
365 goto bad;
366 req_exts = *(++argv);
367 } else if ((md_alg = EVP_get_digestbyname(&((*argv)[1]))) != NULL) {
368 /* ok */
369 digest = md_alg;
370 } else {
371 BIO_printf(bio_err, "unknown option %s\n", *argv);
372 badops = 1;
373 break;
375 argc--;
376 argv++;
379 if (badops) {
380 bad:
381 BIO_printf(bio_err, "%s [options] <infile >outfile\n", prog);
382 BIO_printf(bio_err, "where options are\n");
383 BIO_printf(bio_err, " -inform arg input format - DER or PEM\n");
384 BIO_printf(bio_err, " -outform arg output format - DER or PEM\n");
385 BIO_printf(bio_err, " -in arg input file\n");
386 BIO_printf(bio_err, " -out arg output file\n");
387 BIO_printf(bio_err, " -text text form of request\n");
388 BIO_printf(bio_err, " -pubkey output public key\n");
389 BIO_printf(bio_err, " -noout do not output REQ\n");
390 BIO_printf(bio_err, " -verify verify signature on REQ\n");
391 BIO_printf(bio_err, " -modulus RSA modulus\n");
392 BIO_printf(bio_err, " -nodes don't encrypt the output key\n");
393 #ifndef OPENSSL_NO_ENGINE
394 BIO_printf(bio_err,
395 " -engine e use engine e, possibly a hardware device\n");
396 #endif
397 BIO_printf(bio_err, " -subject output the request's subject\n");
398 BIO_printf(bio_err, " -passin private key password source\n");
399 BIO_printf(bio_err,
400 " -key file use the private key contained in file\n");
401 BIO_printf(bio_err, " -keyform arg key file format\n");
402 BIO_printf(bio_err, " -keyout arg file to send the key to\n");
403 BIO_printf(bio_err, " -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR,
404 LIST_SEPARATOR_CHAR);
405 BIO_printf(bio_err,
406 " load the file (or the files in the directory) into\n");
407 BIO_printf(bio_err, " the random number generator\n");
408 BIO_printf(bio_err,
409 " -newkey rsa:bits generate a new RSA key of 'bits' in size\n");
410 BIO_printf(bio_err,
411 " -newkey dsa:file generate a new DSA key, parameters taken from CA in 'file'\n");
412 #ifndef OPENSSL_NO_ECDSA
413 BIO_printf(bio_err,
414 " -newkey ec:file generate a new EC key, parameters taken from CA in 'file'\n");
415 #endif
416 BIO_printf(bio_err,
417 " -[digest] Digest to sign with (md5, sha1, md2, mdc2, md4)\n");
418 BIO_printf(bio_err, " -config file request template file.\n");
419 BIO_printf(bio_err,
420 " -subj arg set or modify request subject\n");
421 BIO_printf(bio_err,
422 " -multivalue-rdn enable support for multivalued RDNs\n");
423 BIO_printf(bio_err, " -new new request.\n");
424 BIO_printf(bio_err,
425 " -batch do not ask anything during request generation\n");
426 BIO_printf(bio_err,
427 " -x509 output a x509 structure instead of a cert. req.\n");
428 BIO_printf(bio_err,
429 " -days number of days a certificate generated by -x509 is valid for.\n");
430 BIO_printf(bio_err,
431 " -set_serial serial number to use for a certificate generated by -x509.\n");
432 BIO_printf(bio_err,
433 " -newhdr output \"NEW\" in the header lines\n");
434 BIO_printf(bio_err,
435 " -asn1-kludge Output the 'request' in a format that is wrong but some CA's\n");
436 BIO_printf(bio_err,
437 " have been reported as requiring\n");
438 BIO_printf(bio_err,
439 " -extensions .. specify certificate extension section (override value in config file)\n");
440 BIO_printf(bio_err,
441 " -reqexts .. specify request extension section (override value in config file)\n");
442 BIO_printf(bio_err,
443 " -utf8 input characters are UTF8 (default ASCII)\n");
444 BIO_printf(bio_err,
445 " -nameopt arg - various certificate name options\n");
446 BIO_printf(bio_err,
447 " -reqopt arg - various request text options\n\n");
448 goto end;
451 ERR_load_crypto_strings();
452 if (!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
453 BIO_printf(bio_err, "Error getting passwords\n");
454 goto end;
456 #ifndef MONOLITH /* else this has happened in openssl.c
457 * (global `config') */
458 /* Lets load up our environment a little */
459 p = getenv("OPENSSL_CONF");
460 if (p == NULL)
461 p = getenv("SSLEAY_CONF");
462 if (p == NULL)
463 p = to_free = make_config_name();
464 default_config_file = p;
465 config = NCONF_new(NULL);
466 i = NCONF_load(config, p, &errline);
467 #endif
469 if (template != NULL) {
470 long errline = -1;
472 if (verbose)
473 BIO_printf(bio_err, "Using configuration from %s\n", template);
474 req_conf = NCONF_new(NULL);
475 i = NCONF_load(req_conf, template, &errline);
476 if (i == 0) {
477 BIO_printf(bio_err, "error on line %ld of %s\n", errline,
478 template);
479 goto end;
481 } else {
482 req_conf = config;
484 if (req_conf == NULL) {
485 BIO_printf(bio_err, "Unable to load config info from %s\n",
486 default_config_file);
487 if (newreq)
488 goto end;
489 } else if (verbose)
490 BIO_printf(bio_err, "Using configuration from %s\n",
491 default_config_file);
494 if (req_conf != NULL) {
495 if (!load_config(bio_err, req_conf))
496 goto end;
497 p = NCONF_get_string(req_conf, NULL, "oid_file");
498 if (p == NULL)
499 ERR_clear_error();
500 if (p != NULL) {
501 BIO *oid_bio;
503 oid_bio = BIO_new_file(p, "r");
504 if (oid_bio == NULL) {
506 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
507 ERR_print_errors(bio_err);
509 } else {
510 OBJ_create_objects(oid_bio);
511 BIO_free(oid_bio);
515 if (!add_oid_section(bio_err, req_conf))
516 goto end;
518 if (md_alg == NULL) {
519 p = NCONF_get_string(req_conf, SECTION, "default_md");
520 if (p == NULL)
521 ERR_clear_error();
522 if (p != NULL) {
523 if ((md_alg = EVP_get_digestbyname(p)) != NULL)
524 digest = md_alg;
528 if (!extensions) {
529 extensions = NCONF_get_string(req_conf, SECTION, V3_EXTENSIONS);
530 if (!extensions)
531 ERR_clear_error();
533 if (extensions) {
534 /* Check syntax of file */
535 X509V3_CTX ctx;
536 X509V3_set_ctx_test(&ctx);
537 X509V3_set_nconf(&ctx, req_conf);
538 if (!X509V3_EXT_add_nconf(req_conf, &ctx, extensions, NULL)) {
539 BIO_printf(bio_err,
540 "Error Loading extension section %s\n", extensions);
541 goto end;
545 if (!passin) {
546 passin = NCONF_get_string(req_conf, SECTION, "input_password");
547 if (!passin)
548 ERR_clear_error();
551 if (!passout) {
552 passout = NCONF_get_string(req_conf, SECTION, "output_password");
553 if (!passout)
554 ERR_clear_error();
557 p = NCONF_get_string(req_conf, SECTION, STRING_MASK);
558 if (!p)
559 ERR_clear_error();
561 if (p && !ASN1_STRING_set_default_mask_asc(p)) {
562 BIO_printf(bio_err, "Invalid global string mask setting %s\n", p);
563 goto end;
566 if (chtype != MBSTRING_UTF8) {
567 p = NCONF_get_string(req_conf, SECTION, UTF8_IN);
568 if (!p)
569 ERR_clear_error();
570 else if (!strcmp(p, "yes"))
571 chtype = MBSTRING_UTF8;
574 if (!req_exts) {
575 req_exts = NCONF_get_string(req_conf, SECTION, REQ_EXTENSIONS);
576 if (!req_exts)
577 ERR_clear_error();
579 if (req_exts) {
580 /* Check syntax of file */
581 X509V3_CTX ctx;
582 X509V3_set_ctx_test(&ctx);
583 X509V3_set_nconf(&ctx, req_conf);
584 if (!X509V3_EXT_add_nconf(req_conf, &ctx, req_exts, NULL)) {
585 BIO_printf(bio_err,
586 "Error Loading request extension section %s\n",
587 req_exts);
588 goto end;
592 in = BIO_new(BIO_s_file());
593 out = BIO_new(BIO_s_file());
594 if ((in == NULL) || (out == NULL))
595 goto end;
597 #ifndef OPENSSL_NO_ENGINE
598 e = setup_engine(bio_err, engine, 0);
599 #endif
601 if (keyfile != NULL) {
602 pkey = load_key(bio_err, keyfile, keyform, 0, passin, e,
603 "Private Key");
604 if (!pkey) {
606 * load_key() has already printed an appropriate message
608 goto end;
609 } else {
610 char *randfile = NCONF_get_string(req_conf, SECTION, "RANDFILE");
611 if (randfile == NULL)
612 ERR_clear_error();
613 app_RAND_load_file(randfile, bio_err, 0);
617 if (newreq && (pkey == NULL)) {
618 char *randfile = NCONF_get_string(req_conf, SECTION, "RANDFILE");
619 if (randfile == NULL)
620 ERR_clear_error();
621 app_RAND_load_file(randfile, bio_err, 0);
622 if (inrand)
623 app_RAND_load_files(inrand);
625 if (!NCONF_get_number(req_conf, SECTION, BITS, &newkey)) {
626 newkey = DEFAULT_KEY_LENGTH;
629 if (keyalg) {
630 genctx = set_keygen_ctx(bio_err, keyalg, &pkey_type, &newkey,
631 &keyalgstr, gen_eng);
632 if (!genctx)
633 goto end;
636 if (newkey < MIN_KEY_LENGTH
637 && (pkey_type == EVP_PKEY_RSA || pkey_type == EVP_PKEY_DSA)) {
638 BIO_printf(bio_err, "private key length is too short,\n");
639 BIO_printf(bio_err, "it needs to be at least %d bits, not %ld\n",
640 MIN_KEY_LENGTH, newkey);
641 goto end;
644 if (!genctx) {
645 genctx = set_keygen_ctx(bio_err, NULL, &pkey_type, &newkey,
646 &keyalgstr, gen_eng);
647 if (!genctx)
648 goto end;
651 if (pkeyopts) {
652 char *genopt;
653 for (i = 0; i < sk_OPENSSL_STRING_num(pkeyopts); i++) {
654 genopt = sk_OPENSSL_STRING_value(pkeyopts, i);
655 if (pkey_ctrl_string(genctx, genopt) <= 0) {
656 BIO_printf(bio_err, "parameter error \"%s\"\n", genopt);
657 ERR_print_errors(bio_err);
658 goto end;
663 BIO_printf(bio_err, "Generating a %ld bit %s private key\n",
664 newkey, keyalgstr);
666 EVP_PKEY_CTX_set_cb(genctx, genpkey_cb);
667 EVP_PKEY_CTX_set_app_data(genctx, bio_err);
669 if (EVP_PKEY_keygen(genctx, &pkey) <= 0) {
670 BIO_puts(bio_err, "Error Generating Key\n");
671 goto end;
674 EVP_PKEY_CTX_free(genctx);
675 genctx = NULL;
677 app_RAND_write_file(randfile, bio_err);
679 if (keyout == NULL) {
680 keyout = NCONF_get_string(req_conf, SECTION, KEYFILE);
681 if (keyout == NULL)
682 ERR_clear_error();
685 if (keyout == NULL) {
686 BIO_printf(bio_err, "writing new private key to stdout\n");
687 BIO_set_fp(out, stdout, BIO_NOCLOSE);
688 #ifdef OPENSSL_SYS_VMS
690 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
691 out = BIO_push(tmpbio, out);
693 #endif
694 } else {
695 BIO_printf(bio_err, "writing new private key to '%s'\n", keyout);
696 if (BIO_write_filename(out, keyout) <= 0) {
697 perror(keyout);
698 goto end;
702 p = NCONF_get_string(req_conf, SECTION, "encrypt_rsa_key");
703 if (p == NULL) {
704 ERR_clear_error();
705 p = NCONF_get_string(req_conf, SECTION, "encrypt_key");
706 if (p == NULL)
707 ERR_clear_error();
709 if ((p != NULL) && (strcmp(p, "no") == 0))
710 cipher = NULL;
711 if (nodes)
712 cipher = NULL;
714 i = 0;
715 loop:
716 if (!PEM_write_bio_PrivateKey(out, pkey, cipher,
717 NULL, 0, NULL, passout)) {
718 if ((ERR_GET_REASON(ERR_peek_error()) ==
719 PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3)) {
720 ERR_clear_error();
721 i++;
722 goto loop;
724 goto end;
726 BIO_printf(bio_err, "-----\n");
729 if (!newreq) {
731 * Since we are using a pre-existing certificate request, the kludge
732 * 'format' info should not be changed.
734 kludge = -1;
735 if (infile == NULL)
736 BIO_set_fp(in, stdin, BIO_NOCLOSE);
737 else {
738 if (BIO_read_filename(in, infile) <= 0) {
739 perror(infile);
740 goto end;
744 if (informat == FORMAT_ASN1)
745 req = d2i_X509_REQ_bio(in, NULL);
746 else if (informat == FORMAT_PEM)
747 req = PEM_read_bio_X509_REQ(in, NULL, NULL, NULL);
748 else {
749 BIO_printf(bio_err,
750 "bad input format specified for X509 request\n");
751 goto end;
753 if (req == NULL) {
754 BIO_printf(bio_err, "unable to load X509 request\n");
755 goto end;
759 if (newreq || x509) {
760 if (pkey == NULL) {
761 BIO_printf(bio_err, "you need to specify a private key\n");
762 goto end;
765 if (req == NULL) {
766 req = X509_REQ_new();
767 if (req == NULL) {
768 goto end;
771 i = make_REQ(req, pkey, subj, multirdn, !x509, chtype);
772 subj = NULL; /* done processing '-subj' option */
773 if ((kludge > 0)
774 && !sk_X509_ATTRIBUTE_num(req->req_info->attributes)) {
775 sk_X509_ATTRIBUTE_free(req->req_info->attributes);
776 req->req_info->attributes = NULL;
778 if (!i) {
779 BIO_printf(bio_err, "problems making Certificate Request\n");
780 goto end;
783 if (x509) {
784 EVP_PKEY *tmppkey;
785 X509V3_CTX ext_ctx;
786 if ((x509ss = X509_new()) == NULL)
787 goto end;
789 /* Set version to V3 */
790 if (extensions && !X509_set_version(x509ss, 2))
791 goto end;
792 if (serial) {
793 if (!X509_set_serialNumber(x509ss, serial))
794 goto end;
795 } else {
796 if (!rand_serial(NULL, X509_get_serialNumber(x509ss)))
797 goto end;
800 if (!X509_set_issuer_name(x509ss, X509_REQ_get_subject_name(req)))
801 goto end;
802 if (!X509_gmtime_adj(X509_get_notBefore(x509ss), 0))
803 goto end;
804 if (!X509_time_adj_ex(X509_get_notAfter(x509ss), days, 0, NULL))
805 goto end;
806 if (!X509_set_subject_name
807 (x509ss, X509_REQ_get_subject_name(req)))
808 goto end;
809 tmppkey = X509_REQ_get_pubkey(req);
810 if (!tmppkey || !X509_set_pubkey(x509ss, tmppkey))
811 goto end;
812 EVP_PKEY_free(tmppkey);
814 /* Set up V3 context struct */
816 X509V3_set_ctx(&ext_ctx, x509ss, x509ss, NULL, NULL, 0);
817 X509V3_set_nconf(&ext_ctx, req_conf);
819 /* Add extensions */
820 if (extensions && !X509V3_EXT_add_nconf(req_conf,
821 &ext_ctx, extensions,
822 x509ss)) {
823 BIO_printf(bio_err, "Error Loading extension section %s\n",
824 extensions);
825 goto end;
828 i = do_X509_sign(bio_err, x509ss, pkey, digest, sigopts);
829 if (!i) {
830 ERR_print_errors(bio_err);
831 goto end;
833 } else {
834 X509V3_CTX ext_ctx;
836 /* Set up V3 context struct */
838 X509V3_set_ctx(&ext_ctx, NULL, NULL, req, NULL, 0);
839 X509V3_set_nconf(&ext_ctx, req_conf);
841 /* Add extensions */
842 if (req_exts && !X509V3_EXT_REQ_add_nconf(req_conf,
843 &ext_ctx, req_exts,
844 req)) {
845 BIO_printf(bio_err, "Error Loading extension section %s\n",
846 req_exts);
847 goto end;
849 i = do_X509_REQ_sign(bio_err, req, pkey, digest, sigopts);
850 if (!i) {
851 ERR_print_errors(bio_err);
852 goto end;
857 if (subj && x509) {
858 BIO_printf(bio_err, "Cannot modifiy certificate subject\n");
859 goto end;
862 if (subj && !x509) {
863 if (verbose) {
864 BIO_printf(bio_err, "Modifying Request's Subject\n");
865 print_name(bio_err, "old subject=",
866 X509_REQ_get_subject_name(req), nmflag);
869 if (build_subject(req, subj, chtype, multirdn) == 0) {
870 BIO_printf(bio_err, "ERROR: cannot modify subject\n");
871 ex = 1;
872 goto end;
875 req->req_info->enc.modified = 1;
877 if (verbose) {
878 print_name(bio_err, "new subject=",
879 X509_REQ_get_subject_name(req), nmflag);
883 if (verify && !x509) {
884 int tmp = 0;
886 if (pkey == NULL) {
887 pkey = X509_REQ_get_pubkey(req);
888 tmp = 1;
889 if (pkey == NULL)
890 goto end;
893 i = X509_REQ_verify(req, pkey);
894 if (tmp) {
895 EVP_PKEY_free(pkey);
896 pkey = NULL;
899 if (i < 0) {
900 goto end;
901 } else if (i == 0) {
902 BIO_printf(bio_err, "verify failure\n");
903 ERR_print_errors(bio_err);
904 } else /* if (i > 0) */
905 BIO_printf(bio_err, "verify OK\n");
908 if (noout && !text && !modulus && !subject && !pubkey) {
909 ex = 0;
910 goto end;
913 if (outfile == NULL) {
914 BIO_set_fp(out, stdout, BIO_NOCLOSE);
915 #ifdef OPENSSL_SYS_VMS
917 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
918 out = BIO_push(tmpbio, out);
920 #endif
921 } else {
922 if ((keyout != NULL) && (strcmp(outfile, keyout) == 0))
923 i = (int)BIO_append_filename(out, outfile);
924 else
925 i = (int)BIO_write_filename(out, outfile);
926 if (!i) {
927 perror(outfile);
928 goto end;
932 if (pubkey) {
933 EVP_PKEY *tpubkey;
934 tpubkey = X509_REQ_get_pubkey(req);
935 if (tpubkey == NULL) {
936 BIO_printf(bio_err, "Error getting public key\n");
937 ERR_print_errors(bio_err);
938 goto end;
940 PEM_write_bio_PUBKEY(out, tpubkey);
941 EVP_PKEY_free(tpubkey);
944 if (text) {
945 if (x509)
946 X509_print_ex(out, x509ss, nmflag, reqflag);
947 else
948 X509_REQ_print_ex(out, req, nmflag, reqflag);
951 if (subject) {
952 if (x509)
953 print_name(out, "subject=", X509_get_subject_name(x509ss),
954 nmflag);
955 else
956 print_name(out, "subject=", X509_REQ_get_subject_name(req),
957 nmflag);
960 if (modulus) {
961 EVP_PKEY *tpubkey;
963 if (x509)
964 tpubkey = X509_get_pubkey(x509ss);
965 else
966 tpubkey = X509_REQ_get_pubkey(req);
967 if (tpubkey == NULL) {
968 fprintf(stdout, "Modulus=unavailable\n");
969 goto end;
971 fprintf(stdout, "Modulus=");
972 #ifndef OPENSSL_NO_RSA
973 if (EVP_PKEY_base_id(tpubkey) == EVP_PKEY_RSA)
974 BN_print(out, tpubkey->pkey.rsa->n);
975 else
976 #endif
977 fprintf(stdout, "Wrong Algorithm type");
978 EVP_PKEY_free(tpubkey);
979 fprintf(stdout, "\n");
982 if (!noout && !x509) {
983 if (outformat == FORMAT_ASN1)
984 i = i2d_X509_REQ_bio(out, req);
985 else if (outformat == FORMAT_PEM) {
986 if (newhdr)
987 i = PEM_write_bio_X509_REQ_NEW(out, req);
988 else
989 i = PEM_write_bio_X509_REQ(out, req);
990 } else {
991 BIO_printf(bio_err, "bad output format specified for outfile\n");
992 goto end;
994 if (!i) {
995 BIO_printf(bio_err, "unable to write X509 request\n");
996 goto end;
999 if (!noout && x509 && (x509ss != NULL)) {
1000 if (outformat == FORMAT_ASN1)
1001 i = i2d_X509_bio(out, x509ss);
1002 else if (outformat == FORMAT_PEM)
1003 i = PEM_write_bio_X509(out, x509ss);
1004 else {
1005 BIO_printf(bio_err, "bad output format specified for outfile\n");
1006 goto end;
1008 if (!i) {
1009 BIO_printf(bio_err, "unable to write X509 certificate\n");
1010 goto end;
1013 ex = 0;
1014 end:
1015 #ifndef MONOLITH
1016 if (to_free)
1017 OPENSSL_free(to_free);
1018 #endif
1019 if (ex) {
1020 ERR_print_errors(bio_err);
1022 if ((req_conf != NULL) && (req_conf != config))
1023 NCONF_free(req_conf);
1024 BIO_free(in);
1025 BIO_free_all(out);
1026 EVP_PKEY_free(pkey);
1027 if (genctx)
1028 EVP_PKEY_CTX_free(genctx);
1029 if (pkeyopts)
1030 sk_OPENSSL_STRING_free(pkeyopts);
1031 if (sigopts)
1032 sk_OPENSSL_STRING_free(sigopts);
1033 #ifndef OPENSSL_NO_ENGINE
1034 if (gen_eng)
1035 ENGINE_free(gen_eng);
1036 #endif
1037 if (keyalgstr)
1038 OPENSSL_free(keyalgstr);
1039 X509_REQ_free(req);
1040 X509_free(x509ss);
1041 ASN1_INTEGER_free(serial);
1042 if (passargin && passin)
1043 OPENSSL_free(passin);
1044 if (passargout && passout)
1045 OPENSSL_free(passout);
1046 OBJ_cleanup();
1047 apps_shutdown();
1048 OPENSSL_EXIT(ex);
1051 static int make_REQ(X509_REQ *req, EVP_PKEY *pkey, char *subj, int multirdn,
1052 int attribs, unsigned long chtype)
1054 int ret = 0, i;
1055 char no_prompt = 0;
1056 STACK_OF(CONF_VALUE) *dn_sk, *attr_sk = NULL;
1057 char *tmp, *dn_sect, *attr_sect;
1059 tmp = NCONF_get_string(req_conf, SECTION, PROMPT);
1060 if (tmp == NULL)
1061 ERR_clear_error();
1062 if ((tmp != NULL) && !strcmp(tmp, "no"))
1063 no_prompt = 1;
1065 dn_sect = NCONF_get_string(req_conf, SECTION, DISTINGUISHED_NAME);
1066 if (dn_sect == NULL) {
1067 BIO_printf(bio_err, "unable to find '%s' in config\n",
1068 DISTINGUISHED_NAME);
1069 goto err;
1071 dn_sk = NCONF_get_section(req_conf, dn_sect);
1072 if (dn_sk == NULL) {
1073 BIO_printf(bio_err, "unable to get '%s' section\n", dn_sect);
1074 goto err;
1077 attr_sect = NCONF_get_string(req_conf, SECTION, ATTRIBUTES);
1078 if (attr_sect == NULL) {
1079 ERR_clear_error();
1080 attr_sk = NULL;
1081 } else {
1082 attr_sk = NCONF_get_section(req_conf, attr_sect);
1083 if (attr_sk == NULL) {
1084 BIO_printf(bio_err, "unable to get '%s' section\n", attr_sect);
1085 goto err;
1089 /* setup version number */
1090 if (!X509_REQ_set_version(req, 0L))
1091 goto err; /* version 1 */
1093 if (no_prompt)
1094 i = auto_info(req, dn_sk, attr_sk, attribs, chtype);
1095 else {
1096 if (subj)
1097 i = build_subject(req, subj, chtype, multirdn);
1098 else
1099 i = prompt_info(req, dn_sk, dn_sect, attr_sk, attr_sect, attribs,
1100 chtype);
1102 if (!i)
1103 goto err;
1105 if (!X509_REQ_set_pubkey(req, pkey))
1106 goto err;
1108 ret = 1;
1109 err:
1110 return (ret);
1114 * subject is expected to be in the format /type0=value0/type1=value1/type2=...
1115 * where characters may be escaped by \
1117 static int build_subject(X509_REQ *req, char *subject, unsigned long chtype,
1118 int multirdn)
1120 X509_NAME *n;
1122 if (!(n = parse_name(subject, chtype, multirdn)))
1123 return 0;
1125 if (!X509_REQ_set_subject_name(req, n)) {
1126 X509_NAME_free(n);
1127 return 0;
1129 X509_NAME_free(n);
1130 return 1;
1133 static int prompt_info(X509_REQ *req,
1134 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
1135 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect,
1136 int attribs, unsigned long chtype)
1138 int i;
1139 char *p, *q;
1140 char buf[100];
1141 int nid, mval;
1142 long n_min, n_max;
1143 char *type, *value;
1144 const char *def;
1145 CONF_VALUE *v;
1146 X509_NAME *subj;
1147 subj = X509_REQ_get_subject_name(req);
1149 if (!batch) {
1150 BIO_printf(bio_err,
1151 "You are about to be asked to enter information that will be incorporated\n");
1152 BIO_printf(bio_err, "into your certificate request.\n");
1153 BIO_printf(bio_err,
1154 "What you are about to enter is what is called a Distinguished Name or a DN.\n");
1155 BIO_printf(bio_err,
1156 "There are quite a few fields but you can leave some blank\n");
1157 BIO_printf(bio_err,
1158 "For some fields there will be a default value,\n");
1159 BIO_printf(bio_err,
1160 "If you enter '.', the field will be left blank.\n");
1161 BIO_printf(bio_err, "-----\n");
1164 if (sk_CONF_VALUE_num(dn_sk)) {
1165 i = -1;
1166 start:for (;;) {
1167 i++;
1168 if (sk_CONF_VALUE_num(dn_sk) <= i)
1169 break;
1171 v = sk_CONF_VALUE_value(dn_sk, i);
1172 p = q = NULL;
1173 type = v->name;
1174 if (!check_end(type, "_min") || !check_end(type, "_max") ||
1175 !check_end(type, "_default") || !check_end(type, "_value"))
1176 continue;
1178 * Skip past any leading X. X: X, etc to allow for multiple
1179 * instances
1181 for (p = v->name; *p; p++)
1182 if ((*p == ':') || (*p == ',') || (*p == '.')) {
1183 p++;
1184 if (*p)
1185 type = p;
1186 break;
1188 if (*type == '+') {
1189 mval = -1;
1190 type++;
1191 } else
1192 mval = 0;
1193 /* If OBJ not recognised ignore it */
1194 if ((nid = OBJ_txt2nid(type)) == NID_undef)
1195 goto start;
1196 if (BIO_snprintf(buf, sizeof buf, "%s_default", v->name)
1197 >= (int)sizeof(buf)) {
1198 BIO_printf(bio_err, "Name '%s' too long\n", v->name);
1199 return 0;
1202 if ((def = NCONF_get_string(req_conf, dn_sect, buf)) == NULL) {
1203 ERR_clear_error();
1204 def = "";
1207 BIO_snprintf(buf, sizeof buf, "%s_value", v->name);
1208 if ((value = NCONF_get_string(req_conf, dn_sect, buf)) == NULL) {
1209 ERR_clear_error();
1210 value = NULL;
1213 BIO_snprintf(buf, sizeof buf, "%s_min", v->name);
1214 if (!NCONF_get_number(req_conf, dn_sect, buf, &n_min)) {
1215 ERR_clear_error();
1216 n_min = -1;
1219 BIO_snprintf(buf, sizeof buf, "%s_max", v->name);
1220 if (!NCONF_get_number(req_conf, dn_sect, buf, &n_max)) {
1221 ERR_clear_error();
1222 n_max = -1;
1225 if (!add_DN_object(subj, v->value, def, value, nid,
1226 n_min, n_max, chtype, mval))
1227 return 0;
1229 if (X509_NAME_entry_count(subj) == 0) {
1230 BIO_printf(bio_err,
1231 "error, no objects specified in config file\n");
1232 return 0;
1235 if (attribs) {
1236 if ((attr_sk != NULL) && (sk_CONF_VALUE_num(attr_sk) > 0)
1237 && (!batch)) {
1238 BIO_printf(bio_err,
1239 "\nPlease enter the following 'extra' attributes\n");
1240 BIO_printf(bio_err,
1241 "to be sent with your certificate request\n");
1244 i = -1;
1245 start2: for (;;) {
1246 i++;
1247 if ((attr_sk == NULL) || (sk_CONF_VALUE_num(attr_sk) <= i))
1248 break;
1250 v = sk_CONF_VALUE_value(attr_sk, i);
1251 type = v->name;
1252 if ((nid = OBJ_txt2nid(type)) == NID_undef)
1253 goto start2;
1255 if (BIO_snprintf(buf, sizeof buf, "%s_default", type)
1256 >= (int)sizeof(buf)) {
1257 BIO_printf(bio_err, "Name '%s' too long\n", v->name);
1258 return 0;
1261 if ((def = NCONF_get_string(req_conf, attr_sect, buf))
1262 == NULL) {
1263 ERR_clear_error();
1264 def = "";
1267 BIO_snprintf(buf, sizeof buf, "%s_value", type);
1268 if ((value = NCONF_get_string(req_conf, attr_sect, buf))
1269 == NULL) {
1270 ERR_clear_error();
1271 value = NULL;
1274 BIO_snprintf(buf, sizeof buf, "%s_min", type);
1275 if (!NCONF_get_number(req_conf, attr_sect, buf, &n_min)) {
1276 ERR_clear_error();
1277 n_min = -1;
1280 BIO_snprintf(buf, sizeof buf, "%s_max", type);
1281 if (!NCONF_get_number(req_conf, attr_sect, buf, &n_max)) {
1282 ERR_clear_error();
1283 n_max = -1;
1286 if (!add_attribute_object(req,
1287 v->value, def, value, nid, n_min,
1288 n_max, chtype))
1289 return 0;
1292 } else {
1293 BIO_printf(bio_err, "No template, please set one up.\n");
1294 return 0;
1297 return 1;
1301 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *dn_sk,
1302 STACK_OF(CONF_VALUE) *attr_sk, int attribs,
1303 unsigned long chtype)
1305 int i;
1306 char *p, *q;
1307 char *type;
1308 CONF_VALUE *v;
1309 X509_NAME *subj;
1311 subj = X509_REQ_get_subject_name(req);
1313 for (i = 0; i < sk_CONF_VALUE_num(dn_sk); i++) {
1314 int mval;
1315 v = sk_CONF_VALUE_value(dn_sk, i);
1316 p = q = NULL;
1317 type = v->name;
1319 * Skip past any leading X. X: X, etc to allow for multiple instances
1321 for (p = v->name; *p; p++)
1322 #ifndef CHARSET_EBCDIC
1323 if ((*p == ':') || (*p == ',') || (*p == '.')) {
1324 #else
1325 if ((*p == os_toascii[':']) || (*p == os_toascii[','])
1326 || (*p == os_toascii['.'])) {
1327 #endif
1328 p++;
1329 if (*p)
1330 type = p;
1331 break;
1333 #ifndef CHARSET_EBCDIC
1334 if (*p == '+')
1335 #else
1336 if (*p == os_toascii['+'])
1337 #endif
1339 p++;
1340 mval = -1;
1341 } else
1342 mval = 0;
1343 if (!X509_NAME_add_entry_by_txt(subj, type, chtype,
1344 (unsigned char *)v->value, -1, -1,
1345 mval))
1346 return 0;
1350 if (!X509_NAME_entry_count(subj)) {
1351 BIO_printf(bio_err, "error, no objects specified in config file\n");
1352 return 0;
1354 if (attribs) {
1355 for (i = 0; i < sk_CONF_VALUE_num(attr_sk); i++) {
1356 v = sk_CONF_VALUE_value(attr_sk, i);
1357 if (!X509_REQ_add1_attr_by_txt(req, v->name, chtype,
1358 (unsigned char *)v->value, -1))
1359 return 0;
1362 return 1;
1365 static int add_DN_object(X509_NAME *n, char *text, const char *def,
1366 char *value, int nid, int n_min, int n_max,
1367 unsigned long chtype, int mval)
1369 int i, ret = 0;
1370 MS_STATIC char buf[1024];
1371 start:
1372 if (!batch)
1373 BIO_printf(bio_err, "%s [%s]:", text, def);
1374 (void)BIO_flush(bio_err);
1375 if (value != NULL) {
1376 BUF_strlcpy(buf, value, sizeof buf);
1377 BUF_strlcat(buf, "\n", sizeof buf);
1378 BIO_printf(bio_err, "%s\n", value);
1379 } else {
1380 buf[0] = '\0';
1381 if (!batch) {
1382 if (!fgets(buf, sizeof buf, stdin))
1383 return 0;
1384 } else {
1385 buf[0] = '\n';
1386 buf[1] = '\0';
1390 if (buf[0] == '\0')
1391 return (0);
1392 else if (buf[0] == '\n') {
1393 if ((def == NULL) || (def[0] == '\0'))
1394 return (1);
1395 BUF_strlcpy(buf, def, sizeof buf);
1396 BUF_strlcat(buf, "\n", sizeof buf);
1397 } else if ((buf[0] == '.') && (buf[1] == '\n'))
1398 return (1);
1400 i = strlen(buf);
1401 if (buf[i - 1] != '\n') {
1402 BIO_printf(bio_err, "weird input :-(\n");
1403 return (0);
1405 buf[--i] = '\0';
1406 #ifdef CHARSET_EBCDIC
1407 ebcdic2ascii(buf, buf, i);
1408 #endif
1409 if (!req_check_len(i, n_min, n_max)) {
1410 if (batch || value)
1411 return 0;
1412 goto start;
1415 if (!X509_NAME_add_entry_by_NID(n, nid, chtype,
1416 (unsigned char *)buf, -1, -1, mval))
1417 goto err;
1418 ret = 1;
1419 err:
1420 return (ret);
1423 static int add_attribute_object(X509_REQ *req, char *text, const char *def,
1424 char *value, int nid, int n_min,
1425 int n_max, unsigned long chtype)
1427 int i;
1428 static char buf[1024];
1430 start:
1431 if (!batch)
1432 BIO_printf(bio_err, "%s [%s]:", text, def);
1433 (void)BIO_flush(bio_err);
1434 if (value != NULL) {
1435 BUF_strlcpy(buf, value, sizeof buf);
1436 BUF_strlcat(buf, "\n", sizeof buf);
1437 BIO_printf(bio_err, "%s\n", value);
1438 } else {
1439 buf[0] = '\0';
1440 if (!batch) {
1441 if (!fgets(buf, sizeof buf, stdin))
1442 return 0;
1443 } else {
1444 buf[0] = '\n';
1445 buf[1] = '\0';
1449 if (buf[0] == '\0')
1450 return (0);
1451 else if (buf[0] == '\n') {
1452 if ((def == NULL) || (def[0] == '\0'))
1453 return (1);
1454 BUF_strlcpy(buf, def, sizeof buf);
1455 BUF_strlcat(buf, "\n", sizeof buf);
1456 } else if ((buf[0] == '.') && (buf[1] == '\n'))
1457 return (1);
1459 i = strlen(buf);
1460 if (buf[i - 1] != '\n') {
1461 BIO_printf(bio_err, "weird input :-(\n");
1462 return (0);
1464 buf[--i] = '\0';
1465 #ifdef CHARSET_EBCDIC
1466 ebcdic2ascii(buf, buf, i);
1467 #endif
1468 if (!req_check_len(i, n_min, n_max)) {
1469 if (batch || value)
1470 return 0;
1471 goto start;
1474 if (!X509_REQ_add1_attr_by_NID(req, nid, chtype,
1475 (unsigned char *)buf, -1)) {
1476 BIO_printf(bio_err, "Error adding attribute\n");
1477 ERR_print_errors(bio_err);
1478 goto err;
1481 return (1);
1482 err:
1483 return (0);
1486 static int req_check_len(int len, int n_min, int n_max)
1488 if ((n_min > 0) && (len < n_min)) {
1489 BIO_printf(bio_err,
1490 "string is too short, it needs to be at least %d bytes long\n",
1491 n_min);
1492 return (0);
1494 if ((n_max >= 0) && (len > n_max)) {
1495 BIO_printf(bio_err,
1496 "string is too long, it needs to be less than %d bytes long\n",
1497 n_max);
1498 return (0);
1500 return (1);
1503 /* Check if the end of a string matches 'end' */
1504 static int check_end(const char *str, const char *end)
1506 int elen, slen;
1507 const char *tmp;
1508 elen = strlen(end);
1509 slen = strlen(str);
1510 if (elen > slen)
1511 return 1;
1512 tmp = str + slen - elen;
1513 return strcmp(tmp, end);
1516 static EVP_PKEY_CTX *set_keygen_ctx(BIO *err, const char *gstr,
1517 int *pkey_type, long *pkeylen,
1518 char **palgnam, ENGINE *keygen_engine)
1520 EVP_PKEY_CTX *gctx = NULL;
1521 EVP_PKEY *param = NULL;
1522 long keylen = -1;
1523 BIO *pbio = NULL;
1524 const char *paramfile = NULL;
1526 if (gstr == NULL) {
1527 *pkey_type = EVP_PKEY_RSA;
1528 keylen = *pkeylen;
1529 } else if (gstr[0] >= '0' && gstr[0] <= '9') {
1530 *pkey_type = EVP_PKEY_RSA;
1531 keylen = atol(gstr);
1532 *pkeylen = keylen;
1533 } else if (!strncmp(gstr, "param:", 6))
1534 paramfile = gstr + 6;
1535 else {
1536 const char *p = strchr(gstr, ':');
1537 int len;
1538 ENGINE *tmpeng;
1539 const EVP_PKEY_ASN1_METHOD *ameth;
1541 if (p)
1542 len = p - gstr;
1543 else
1544 len = strlen(gstr);
1546 * The lookup of a the string will cover all engines so keep a note
1547 * of the implementation.
1550 ameth = EVP_PKEY_asn1_find_str(&tmpeng, gstr, len);
1552 if (!ameth) {
1553 BIO_printf(err, "Unknown algorithm %.*s\n", len, gstr);
1554 return NULL;
1557 EVP_PKEY_asn1_get0_info(NULL, pkey_type, NULL, NULL, NULL, ameth);
1558 #ifndef OPENSSL_NO_ENGINE
1559 if (tmpeng)
1560 ENGINE_finish(tmpeng);
1561 #endif
1562 if (*pkey_type == EVP_PKEY_RSA) {
1563 if (p) {
1564 keylen = atol(p + 1);
1565 *pkeylen = keylen;
1566 } else
1567 keylen = *pkeylen;
1568 } else if (p)
1569 paramfile = p + 1;
1572 if (paramfile) {
1573 pbio = BIO_new_file(paramfile, "r");
1574 if (!pbio) {
1575 BIO_printf(err, "Can't open parameter file %s\n", paramfile);
1576 return NULL;
1578 param = PEM_read_bio_Parameters(pbio, NULL);
1580 if (!param) {
1581 X509 *x;
1582 (void)BIO_reset(pbio);
1583 x = PEM_read_bio_X509(pbio, NULL, NULL, NULL);
1584 if (x) {
1585 param = X509_get_pubkey(x);
1586 X509_free(x);
1590 BIO_free(pbio);
1592 if (!param) {
1593 BIO_printf(err, "Error reading parameter file %s\n", paramfile);
1594 return NULL;
1596 if (*pkey_type == -1)
1597 *pkey_type = EVP_PKEY_id(param);
1598 else if (*pkey_type != EVP_PKEY_base_id(param)) {
1599 BIO_printf(err, "Key Type does not match parameters\n");
1600 EVP_PKEY_free(param);
1601 return NULL;
1605 if (palgnam) {
1606 const EVP_PKEY_ASN1_METHOD *ameth;
1607 ENGINE *tmpeng;
1608 const char *anam;
1609 ameth = EVP_PKEY_asn1_find(&tmpeng, *pkey_type);
1610 if (!ameth) {
1611 BIO_puts(err, "Internal error: can't find key algorithm\n");
1612 return NULL;
1614 EVP_PKEY_asn1_get0_info(NULL, NULL, NULL, NULL, &anam, ameth);
1615 *palgnam = BUF_strdup(anam);
1616 #ifndef OPENSSL_NO_ENGINE
1617 if (tmpeng)
1618 ENGINE_finish(tmpeng);
1619 #endif
1622 if (param) {
1623 gctx = EVP_PKEY_CTX_new(param, keygen_engine);
1624 *pkeylen = EVP_PKEY_bits(param);
1625 EVP_PKEY_free(param);
1626 } else
1627 gctx = EVP_PKEY_CTX_new_id(*pkey_type, keygen_engine);
1629 if (!gctx) {
1630 BIO_puts(err, "Error allocating keygen context\n");
1631 ERR_print_errors(err);
1632 return NULL;
1635 if (EVP_PKEY_keygen_init(gctx) <= 0) {
1636 BIO_puts(err, "Error initializing keygen context\n");
1637 ERR_print_errors(err);
1638 return NULL;
1640 #ifndef OPENSSL_NO_RSA
1641 if ((*pkey_type == EVP_PKEY_RSA) && (keylen != -1)) {
1642 if (EVP_PKEY_CTX_set_rsa_keygen_bits(gctx, keylen) <= 0) {
1643 BIO_puts(err, "Error setting RSA keysize\n");
1644 ERR_print_errors(err);
1645 EVP_PKEY_CTX_free(gctx);
1646 return NULL;
1649 #endif
1651 return gctx;
1654 static int genpkey_cb(EVP_PKEY_CTX *ctx)
1656 char c = '*';
1657 BIO *b = EVP_PKEY_CTX_get_app_data(ctx);
1658 int p;
1659 p = EVP_PKEY_CTX_get_keygen_info(ctx, 0);
1660 if (p == 0)
1661 c = '.';
1662 if (p == 1)
1663 c = '+';
1664 if (p == 2)
1665 c = '*';
1666 if (p == 3)
1667 c = '\n';
1668 BIO_write(b, &c, 1);
1669 (void)BIO_flush(b);
1670 #ifdef LINT
1671 p = n;
1672 #endif
1673 return 1;
1676 static int do_sign_init(BIO *err, EVP_MD_CTX *ctx, EVP_PKEY *pkey,
1677 const EVP_MD *md, STACK_OF(OPENSSL_STRING) *sigopts)
1679 EVP_PKEY_CTX *pkctx = NULL;
1680 int i;
1681 EVP_MD_CTX_init(ctx);
1682 if (!EVP_DigestSignInit(ctx, &pkctx, md, NULL, pkey))
1683 return 0;
1684 for (i = 0; i < sk_OPENSSL_STRING_num(sigopts); i++) {
1685 char *sigopt = sk_OPENSSL_STRING_value(sigopts, i);
1686 if (pkey_ctrl_string(pkctx, sigopt) <= 0) {
1687 BIO_printf(err, "parameter error \"%s\"\n", sigopt);
1688 ERR_print_errors(bio_err);
1689 return 0;
1692 return 1;
1695 int do_X509_sign(BIO *err, X509 *x, EVP_PKEY *pkey, const EVP_MD *md,
1696 STACK_OF(OPENSSL_STRING) *sigopts)
1698 int rv;
1699 EVP_MD_CTX mctx;
1700 EVP_MD_CTX_init(&mctx);
1701 rv = do_sign_init(err, &mctx, pkey, md, sigopts);
1702 if (rv > 0)
1703 rv = X509_sign_ctx(x, &mctx);
1704 EVP_MD_CTX_cleanup(&mctx);
1705 return rv > 0 ? 1 : 0;
1708 int do_X509_REQ_sign(BIO *err, X509_REQ *x, EVP_PKEY *pkey, const EVP_MD *md,
1709 STACK_OF(OPENSSL_STRING) *sigopts)
1711 int rv;
1712 EVP_MD_CTX mctx;
1713 EVP_MD_CTX_init(&mctx);
1714 rv = do_sign_init(err, &mctx, pkey, md, sigopts);
1715 if (rv > 0)
1716 rv = X509_REQ_sign_ctx(x, &mctx);
1717 EVP_MD_CTX_cleanup(&mctx);
1718 return rv > 0 ? 1 : 0;
1721 int do_X509_CRL_sign(BIO *err, X509_CRL *x, EVP_PKEY *pkey, const EVP_MD *md,
1722 STACK_OF(OPENSSL_STRING) *sigopts)
1724 int rv;
1725 EVP_MD_CTX mctx;
1726 EVP_MD_CTX_init(&mctx);
1727 rv = do_sign_init(err, &mctx, pkey, md, sigopts);
1728 if (rv > 0)
1729 rv = X509_CRL_sign_ctx(x, &mctx);
1730 EVP_MD_CTX_cleanup(&mctx);
1731 return rv > 0 ? 1 : 0;