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1/* apps/req.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
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.
8 *
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).
15 *
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.
22 *
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)"
40 *
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.
52 *
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.]
57 */
58
59/* Until the key-gen callbacks are modified to use newer prototypes, we allow
60 * deprecated functions for openssl-internal code */
61#ifdef OPENSSL_NO_DEPRECATED
62#undef OPENSSL_NO_DEPRECATED
63#endif
64
65#include <stdio.h>
66#include <stdlib.h>
67#include <time.h>
68#include <string.h>
69#ifdef OPENSSL_NO_STDIO
70#define APPS_WIN16
71#endif
72#include "apps.h"
73#include <openssl/bio.h>
74#include <openssl/evp.h>
75#include <openssl/conf.h>
76#include <openssl/err.h>
77#include <openssl/asn1.h>
78#include <openssl/x509.h>
79#include <openssl/x509v3.h>
80#include <openssl/objects.h>
81#include <openssl/pem.h>
82#include <openssl/bn.h>
83#ifndef OPENSSL_NO_RSA
84#include <openssl/rsa.h>
85#endif
86#ifndef OPENSSL_NO_DSA
87#include <openssl/dsa.h>
88#endif
89
90#define SECTION "req"
91
92#define BITS "default_bits"
93#define KEYFILE "default_keyfile"
94#define PROMPT "prompt"
95#define DISTINGUISHED_NAME "distinguished_name"
96#define ATTRIBUTES "attributes"
97#define V3_EXTENSIONS "x509_extensions"
98#define REQ_EXTENSIONS "req_extensions"
99#define STRING_MASK "string_mask"
100#define UTF8_IN "utf8"
101
102#define DEFAULT_KEY_LENGTH 512
103#define MIN_KEY_LENGTH 384
104
105#undef PROG
106#define PROG req_main
107
108/*-
109 * -inform arg - input format - default PEM (DER or PEM)
110 * -outform arg - output format - default PEM
111 * -in arg - input file - default stdin
112 * -out arg - output file - default stdout
113 * -verify - check request signature
114 * -noout - don't print stuff out.
115 * -text - print out human readable text.
116 * -nodes - no des encryption
117 * -config file - Load configuration file.
118 * -key file - make a request using key in file (or use it for verification).
119 * -keyform arg - key file format.
120 * -rand file(s) - load the file(s) into the PRNG.
121 * -newkey - make a key and a request.
122 * -modulus - print RSA modulus.
123 * -pubkey - output Public Key.
124 * -x509 - output a self signed X509 structure instead.
125 * -asn1-kludge - output new certificate request in a format that some CA's
126 * require. This format is wrong
127 */
128
129static int make_REQ(X509_REQ *req,EVP_PKEY *pkey,char *dn,int mutlirdn,
130 int attribs,unsigned long chtype);
131static int build_subject(X509_REQ *req, char *subj, unsigned long chtype,
132 int multirdn);
133static int prompt_info(X509_REQ *req,
134 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
135 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
136 unsigned long chtype);
137static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *sk,
138 STACK_OF(CONF_VALUE) *attr, int attribs,
139 unsigned long chtype);
140static int add_attribute_object(X509_REQ *req, char *text, const char *def,
141 char *value, int nid, int n_min,
142 int n_max, unsigned long chtype);
143static int add_DN_object(X509_NAME *n, char *text, const char *def, char *value,
144 int nid,int n_min,int n_max, unsigned long chtype, int mval);
145#ifndef OPENSSL_NO_RSA
146static int MS_CALLBACK req_cb(int p, int n, BN_GENCB *cb);
147#endif
148static int req_check_len(int len,int n_min,int n_max);
149static int check_end(const char *str, const char *end);
150#ifndef MONOLITH
151static char *default_config_file=NULL;
152#endif
153static CONF *req_conf=NULL;
154static int batch=0;
155
156#define TYPE_RSA 1
157#define TYPE_DSA 2
158#define TYPE_DH 3
159#define TYPE_EC 4
160
161int MAIN(int, char **);
162
163int MAIN(int argc, char **argv)
164 {
165 ENGINE *e = NULL;
166#ifndef OPENSSL_NO_DSA
167 DSA *dsa_params=NULL;
168#endif
169#ifndef OPENSSL_NO_ECDSA
170 EC_KEY *ec_params = NULL;
171#endif
172 unsigned long nmflag = 0, reqflag = 0;
173 int ex=1,x509=0,days=30;
174 X509 *x509ss=NULL;
175 X509_REQ *req=NULL;
176 EVP_PKEY *pkey=NULL;
177 int i=0,badops=0,newreq=0,verbose=0,pkey_type=TYPE_RSA;
178 long newkey = -1;
179 BIO *in=NULL,*out=NULL;
180 int informat,outformat,verify=0,noout=0,text=0,keyform=FORMAT_PEM;
181 int nodes=0,kludge=0,newhdr=0,subject=0,pubkey=0;
182 char *infile,*outfile,*prog,*keyfile=NULL,*template=NULL,*keyout=NULL;
183#ifndef OPENSSL_NO_ENGINE
184 char *engine=NULL;
185#endif
186 char *extensions = NULL;
187 char *req_exts = NULL;
188 const EVP_CIPHER *cipher=NULL;
189 ASN1_INTEGER *serial = NULL;
190 int modulus=0;
191 char *inrand=NULL;
192 char *passargin = NULL, *passargout = NULL;
193 char *passin = NULL, *passout = NULL;
194 char *p;
195 char *subj = NULL;
196 int multirdn = 0;
197 const EVP_MD *md_alg=NULL,*digest=EVP_sha1();
198 unsigned long chtype = MBSTRING_ASC;
199#ifndef MONOLITH
200 char *to_free;
201 long errline;
202#endif
203
204 req_conf = NULL;
205#ifndef OPENSSL_NO_DES
206 cipher=EVP_des_ede3_cbc();
207#endif
208 apps_startup();
209
210 if (bio_err == NULL)
211 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
212 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
213
214 infile=NULL;
215 outfile=NULL;
216 informat=FORMAT_PEM;
217 outformat=FORMAT_PEM;
218
219 prog=argv[0];
220 argc--;
221 argv++;
222 while (argc >= 1)
223 {
224 if (strcmp(*argv,"-inform") == 0)
225 {
226 if (--argc < 1) goto bad;
227 informat=str2fmt(*(++argv));
228 }
229 else if (strcmp(*argv,"-outform") == 0)
230 {
231 if (--argc < 1) goto bad;
232 outformat=str2fmt(*(++argv));
233 }
234#ifndef OPENSSL_NO_ENGINE
235 else if (strcmp(*argv,"-engine") == 0)
236 {
237 if (--argc < 1) goto bad;
238 engine= *(++argv);
239 }
240#endif
241 else if (strcmp(*argv,"-key") == 0)
242 {
243 if (--argc < 1) goto bad;
244 keyfile= *(++argv);
245 }
246 else if (strcmp(*argv,"-pubkey") == 0)
247 {
248 pubkey=1;
249 }
250 else if (strcmp(*argv,"-new") == 0)
251 {
252 newreq=1;
253 }
254 else if (strcmp(*argv,"-config") == 0)
255 {
256 if (--argc < 1) goto bad;
257 template= *(++argv);
258 }
259 else if (strcmp(*argv,"-keyform") == 0)
260 {
261 if (--argc < 1) goto bad;
262 keyform=str2fmt(*(++argv));
263 }
264 else if (strcmp(*argv,"-in") == 0)
265 {
266 if (--argc < 1) goto bad;
267 infile= *(++argv);
268 }
269 else if (strcmp(*argv,"-out") == 0)
270 {
271 if (--argc < 1) goto bad;
272 outfile= *(++argv);
273 }
274 else if (strcmp(*argv,"-keyout") == 0)
275 {
276 if (--argc < 1) goto bad;
277 keyout= *(++argv);
278 }
279 else if (strcmp(*argv,"-passin") == 0)
280 {
281 if (--argc < 1) goto bad;
282 passargin= *(++argv);
283 }
284 else if (strcmp(*argv,"-passout") == 0)
285 {
286 if (--argc < 1) goto bad;
287 passargout= *(++argv);
288 }
289 else if (strcmp(*argv,"-rand") == 0)
290 {
291 if (--argc < 1) goto bad;
292 inrand= *(++argv);
293 }
294 else if (strcmp(*argv,"-newkey") == 0)
295 {
296 int is_numeric;
297
298 if (--argc < 1) goto bad;
299 p= *(++argv);
300 is_numeric = p[0] >= '0' && p[0] <= '9';
301 if (strncmp("rsa:",p,4) == 0 || is_numeric)
302 {
303 pkey_type=TYPE_RSA;
304 if(!is_numeric)
305 p+=4;
306 newkey= atoi(p);
307 }
308 else
309#ifndef OPENSSL_NO_DSA
310 if (strncmp("dsa:",p,4) == 0)
311 {
312 X509 *xtmp=NULL;
313 EVP_PKEY *dtmp;
314
315 pkey_type=TYPE_DSA;
316 p+=4;
317 if ((in=BIO_new_file(p,"r")) == NULL)
318 {
319 perror(p);
320 goto end;
321 }
322 if ((dsa_params=PEM_read_bio_DSAparams(in,NULL,NULL,NULL)) == NULL)
323 {
324 ERR_clear_error();
325 (void)BIO_reset(in);
326 if ((xtmp=PEM_read_bio_X509(in,NULL,NULL,NULL)) == NULL)
327 {
328 BIO_printf(bio_err,"unable to load DSA parameters from file\n");
329 goto end;
330 }
331
332 if ((dtmp=X509_get_pubkey(xtmp)) == NULL) goto end;
333 if (dtmp->type == EVP_PKEY_DSA)
334 dsa_params=DSAparams_dup(dtmp->pkey.dsa);
335 EVP_PKEY_free(dtmp);
336 X509_free(xtmp);
337 if (dsa_params == NULL)
338 {
339 BIO_printf(bio_err,"Certificate does not contain DSA parameters\n");
340 goto end;
341 }
342 }
343 BIO_free(in);
344 in=NULL;
345 newkey=BN_num_bits(dsa_params->p);
346 }
347 else
348#endif
349#ifndef OPENSSL_NO_ECDSA
350 if (strncmp("ec:",p,3) == 0)
351 {
352 X509 *xtmp=NULL;
353 EVP_PKEY *dtmp;
354 EC_GROUP *group;
355
356 pkey_type=TYPE_EC;
357 p+=3;
358 if ((in=BIO_new_file(p,"r")) == NULL)
359 {
360 perror(p);
361 goto end;
362 }
363 if ((ec_params = EC_KEY_new()) == NULL)
364 goto end;
365 group = PEM_read_bio_ECPKParameters(in, NULL, NULL, NULL);
366 if (group == NULL)
367 {
368 EC_KEY_free(ec_params);
369 ERR_clear_error();
370 (void)BIO_reset(in);
371 if ((xtmp=PEM_read_bio_X509(in,NULL,NULL,NULL)) == NULL)
372 {
373 BIO_printf(bio_err,"unable to load EC parameters from file\n");
374 goto end;
375 }
376
377 if ((dtmp=X509_get_pubkey(xtmp))==NULL)
378 goto end;
379 if (dtmp->type == EVP_PKEY_EC)
380 ec_params = EC_KEY_dup(dtmp->pkey.ec);
381 EVP_PKEY_free(dtmp);
382 X509_free(xtmp);
383 if (ec_params == NULL)
384 {
385 BIO_printf(bio_err,"Certificate does not contain EC parameters\n");
386 goto end;
387 }
388 }
389 else
390 {
391 if (EC_KEY_set_group(ec_params, group) == 0)
392 goto end;
393 EC_GROUP_free(group);
394 }
395
396 BIO_free(in);
397 in=NULL;
398 newkey = EC_GROUP_get_degree(EC_KEY_get0_group(ec_params));
399 }
400 else
401#endif
402#ifndef OPENSSL_NO_DH
403 if (strncmp("dh:",p,4) == 0)
404 {
405 pkey_type=TYPE_DH;
406 p+=3;
407 }
408 else
409#endif
410 {
411 goto bad;
412 }
413
414 newreq=1;
415 }
416 else if (strcmp(*argv,"-batch") == 0)
417 batch=1;
418 else if (strcmp(*argv,"-newhdr") == 0)
419 newhdr=1;
420 else if (strcmp(*argv,"-modulus") == 0)
421 modulus=1;
422 else if (strcmp(*argv,"-verify") == 0)
423 verify=1;
424 else if (strcmp(*argv,"-nodes") == 0)
425 nodes=1;
426 else if (strcmp(*argv,"-noout") == 0)
427 noout=1;
428 else if (strcmp(*argv,"-verbose") == 0)
429 verbose=1;
430 else if (strcmp(*argv,"-utf8") == 0)
431 chtype = MBSTRING_UTF8;
432 else if (strcmp(*argv,"-nameopt") == 0)
433 {
434 if (--argc < 1) goto bad;
435 if (!set_name_ex(&nmflag, *(++argv))) goto bad;
436 }
437 else if (strcmp(*argv,"-reqopt") == 0)
438 {
439 if (--argc < 1) goto bad;
440 if (!set_cert_ex(&reqflag, *(++argv))) goto bad;
441 }
442 else if (strcmp(*argv,"-subject") == 0)
443 subject=1;
444 else if (strcmp(*argv,"-text") == 0)
445 text=1;
446 else if (strcmp(*argv,"-x509") == 0)
447 x509=1;
448 else if (strcmp(*argv,"-asn1-kludge") == 0)
449 kludge=1;
450 else if (strcmp(*argv,"-no-asn1-kludge") == 0)
451 kludge=0;
452 else if (strcmp(*argv,"-subj") == 0)
453 {
454 if (--argc < 1) goto bad;
455 subj= *(++argv);
456 }
457 else if (strcmp(*argv,"-multivalue-rdn") == 0)
458 multirdn=1;
459 else if (strcmp(*argv,"-days") == 0)
460 {
461 if (--argc < 1) goto bad;
462 days= atoi(*(++argv));
463 if (days == 0) days=30;
464 }
465 else if (strcmp(*argv,"-set_serial") == 0)
466 {
467 if (--argc < 1) goto bad;
468 serial = s2i_ASN1_INTEGER(NULL, *(++argv));
469 if (!serial) goto bad;
470 }
471 else if ((md_alg=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
472 {
473 /* ok */
474 digest=md_alg;
475 }
476 else if (strcmp(*argv,"-extensions") == 0)
477 {
478 if (--argc < 1) goto bad;
479 extensions = *(++argv);
480 }
481 else if (strcmp(*argv,"-reqexts") == 0)
482 {
483 if (--argc < 1) goto bad;
484 req_exts = *(++argv);
485 }
486 else
487 {
488 BIO_printf(bio_err,"unknown option %s\n",*argv);
489 badops=1;
490 break;
491 }
492 argc--;
493 argv++;
494 }
495
496 if (badops)
497 {
498bad:
499 BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
500 BIO_printf(bio_err,"where options are\n");
501 BIO_printf(bio_err," -inform arg input format - DER or PEM\n");
502 BIO_printf(bio_err," -outform arg output format - DER or PEM\n");
503 BIO_printf(bio_err," -in arg input file\n");
504 BIO_printf(bio_err," -out arg output file\n");
505 BIO_printf(bio_err," -text text form of request\n");
506 BIO_printf(bio_err," -pubkey output public key\n");
507 BIO_printf(bio_err," -noout do not output REQ\n");
508 BIO_printf(bio_err," -verify verify signature on REQ\n");
509 BIO_printf(bio_err," -modulus RSA modulus\n");
510 BIO_printf(bio_err," -nodes don't encrypt the output key\n");
511#ifndef OPENSSL_NO_ENGINE
512 BIO_printf(bio_err," -engine e use engine e, possibly a hardware device\n");
513#endif
514 BIO_printf(bio_err," -subject output the request's subject\n");
515 BIO_printf(bio_err," -passin private key password source\n");
516 BIO_printf(bio_err," -key file use the private key contained in file\n");
517 BIO_printf(bio_err," -keyform arg key file format\n");
518 BIO_printf(bio_err," -keyout arg file to send the key to\n");
519 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
520 BIO_printf(bio_err," load the file (or the files in the directory) into\n");
521 BIO_printf(bio_err," the random number generator\n");
522 BIO_printf(bio_err," -newkey rsa:bits generate a new RSA key of 'bits' in size\n");
523 BIO_printf(bio_err," -newkey dsa:file generate a new DSA key, parameters taken from CA in 'file'\n");
524#ifndef OPENSSL_NO_ECDSA
525 BIO_printf(bio_err," -newkey ec:file generate a new EC key, parameters taken from CA in 'file'\n");
526#endif
527 BIO_printf(bio_err," -[digest] Digest to sign with (md5, sha1, md2, mdc2, md4)\n");
528 BIO_printf(bio_err," -config file request template file.\n");
529 BIO_printf(bio_err," -subj arg set or modify request subject\n");
530 BIO_printf(bio_err," -multivalue-rdn enable support for multivalued RDNs\n");
531 BIO_printf(bio_err," -new new request.\n");
532 BIO_printf(bio_err," -batch do not ask anything during request generation\n");
533 BIO_printf(bio_err," -x509 output a x509 structure instead of a cert. req.\n");
534 BIO_printf(bio_err," -days number of days a certificate generated by -x509 is valid for.\n");
535 BIO_printf(bio_err," -set_serial serial number to use for a certificate generated by -x509.\n");
536 BIO_printf(bio_err," -newhdr output \"NEW\" in the header lines\n");
537 BIO_printf(bio_err," -asn1-kludge Output the 'request' in a format that is wrong but some CA's\n");
538 BIO_printf(bio_err," have been reported as requiring\n");
539 BIO_printf(bio_err," -extensions .. specify certificate extension section (override value in config file)\n");
540 BIO_printf(bio_err," -reqexts .. specify request extension section (override value in config file)\n");
541 BIO_printf(bio_err," -utf8 input characters are UTF8 (default ASCII)\n");
542 BIO_printf(bio_err," -nameopt arg - various certificate name options\n");
543 BIO_printf(bio_err," -reqopt arg - various request text options\n\n");
544 goto end;
545 }
546
547 ERR_load_crypto_strings();
548 if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
549 BIO_printf(bio_err, "Error getting passwords\n");
550 goto end;
551 }
552
553#ifndef MONOLITH /* else this has happened in openssl.c (global `config') */
554 /* Lets load up our environment a little */
555 p=getenv("OPENSSL_CONF");
556 if (p == NULL)
557 p=getenv("SSLEAY_CONF");
558 if (p == NULL)
559 p=to_free=make_config_name();
560 default_config_file=p;
561 config=NCONF_new(NULL);
562 i=NCONF_load(config, p, &errline);
563#endif
564
565 if (template != NULL)
566 {
567 long errline = -1;
568
569 if( verbose )
570 BIO_printf(bio_err,"Using configuration from %s\n",template);
571 req_conf=NCONF_new(NULL);
572 i=NCONF_load(req_conf,template,&errline);
573 if (i == 0)
574 {
575 BIO_printf(bio_err,"error on line %ld of %s\n",errline,template);
576 goto end;
577 }
578 }
579 else
580 {
581 req_conf=config;
582
583 if (req_conf == NULL)
584 {
585 BIO_printf(bio_err,"Unable to load config info from %s\n", default_config_file);
586 if (newreq)
587 goto end;
588 }
589 else if( verbose )
590 BIO_printf(bio_err,"Using configuration from %s\n",
591 default_config_file);
592 }
593
594 if (req_conf != NULL)
595 {
596 if (!load_config(bio_err, req_conf))
597 goto end;
598 p=NCONF_get_string(req_conf,NULL,"oid_file");
599 if (p == NULL)
600 ERR_clear_error();
601 if (p != NULL)
602 {
603 BIO *oid_bio;
604
605 oid_bio=BIO_new_file(p,"r");
606 if (oid_bio == NULL)
607 {
608 /*-
609 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
610 ERR_print_errors(bio_err);
611 */
612 }
613 else
614 {
615 OBJ_create_objects(oid_bio);
616 BIO_free(oid_bio);
617 }
618 }
619 }
620 if(!add_oid_section(bio_err, req_conf)) goto end;
621
622 if (md_alg == NULL)
623 {
624 p=NCONF_get_string(req_conf,SECTION,"default_md");
625 if (p == NULL)
626 ERR_clear_error();
627 if (p != NULL)
628 {
629 if ((md_alg=EVP_get_digestbyname(p)) != NULL)
630 digest=md_alg;
631 }
632 }
633
634 if (!extensions)
635 {
636 extensions = NCONF_get_string(req_conf, SECTION, V3_EXTENSIONS);
637 if (!extensions)
638 ERR_clear_error();
639 }
640 if (extensions) {
641 /* Check syntax of file */
642 X509V3_CTX ctx;
643 X509V3_set_ctx_test(&ctx);
644 X509V3_set_nconf(&ctx, req_conf);
645 if(!X509V3_EXT_add_nconf(req_conf, &ctx, extensions, NULL)) {
646 BIO_printf(bio_err,
647 "Error Loading extension section %s\n", extensions);
648 goto end;
649 }
650 }
651
652 if(!passin)
653 {
654 passin = NCONF_get_string(req_conf, SECTION, "input_password");
655 if (!passin)
656 ERR_clear_error();
657 }
658
659 if(!passout)
660 {
661 passout = NCONF_get_string(req_conf, SECTION, "output_password");
662 if (!passout)
663 ERR_clear_error();
664 }
665
666 p = NCONF_get_string(req_conf, SECTION, STRING_MASK);
667 if (!p)
668 ERR_clear_error();
669
670 if(p && !ASN1_STRING_set_default_mask_asc(p)) {
671 BIO_printf(bio_err, "Invalid global string mask setting %s\n", p);
672 goto end;
673 }
674
675 if (chtype != MBSTRING_UTF8)
676 {
677 p = NCONF_get_string(req_conf, SECTION, UTF8_IN);
678 if (!p)
679 ERR_clear_error();
680 else if (!strcmp(p, "yes"))
681 chtype = MBSTRING_UTF8;
682 }
683
684
685 if(!req_exts)
686 {
687 req_exts = NCONF_get_string(req_conf, SECTION, REQ_EXTENSIONS);
688 if (!req_exts)
689 ERR_clear_error();
690 }
691 if(req_exts) {
692 /* Check syntax of file */
693 X509V3_CTX ctx;
694 X509V3_set_ctx_test(&ctx);
695 X509V3_set_nconf(&ctx, req_conf);
696 if(!X509V3_EXT_add_nconf(req_conf, &ctx, req_exts, NULL)) {
697 BIO_printf(bio_err,
698 "Error Loading request extension section %s\n",
699 req_exts);
700 goto end;
701 }
702 }
703
704 in=BIO_new(BIO_s_file());
705 out=BIO_new(BIO_s_file());
706 if ((in == NULL) || (out == NULL))
707 goto end;
708
709#ifndef OPENSSL_NO_ENGINE
710 e = setup_engine(bio_err, engine, 0);
711#endif
712
713 if (keyfile != NULL)
714 {
715 pkey = load_key(bio_err, keyfile, keyform, 0, passin, e,
716 "Private Key");
717 if (!pkey)
718 {
719 /* load_key() has already printed an appropriate
720 message */
721 goto end;
722 }
723 else
724 {
725 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
726 if (randfile == NULL)
727 ERR_clear_error();
728 app_RAND_load_file(randfile, bio_err, 0);
729 }
730 }
731
732 if (newreq && (pkey == NULL))
733 {
734#ifndef OPENSSL_NO_RSA
735 BN_GENCB cb;
736#endif
737 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
738 if (randfile == NULL)
739 ERR_clear_error();
740 app_RAND_load_file(randfile, bio_err, 0);
741 if (inrand)
742 app_RAND_load_files(inrand);
743
744 if (newkey <= 0)
745 {
746 if (!NCONF_get_number(req_conf,SECTION,BITS, &newkey))
747 newkey=DEFAULT_KEY_LENGTH;
748 }
749
750 if (newkey < MIN_KEY_LENGTH && (pkey_type == TYPE_RSA || pkey_type == TYPE_DSA))
751 {
752 BIO_printf(bio_err,"private key length is too short,\n");
753 BIO_printf(bio_err,"it needs to be at least %d bits, not %ld\n",MIN_KEY_LENGTH,newkey);
754 goto end;
755 }
756 BIO_printf(bio_err,"Generating a %ld bit %s private key\n",
757 newkey,(pkey_type == TYPE_RSA)?"RSA":
758 (pkey_type == TYPE_DSA)?"DSA":"EC");
759
760 if ((pkey=EVP_PKEY_new()) == NULL) goto end;
761
762#ifndef OPENSSL_NO_RSA
763 BN_GENCB_set(&cb, req_cb, bio_err);
764 if (pkey_type == TYPE_RSA)
765 {
766 RSA *rsa = RSA_new();
767 BIGNUM *bn = BN_new();
768 if(!bn || !rsa || !BN_set_word(bn, 0x10001) ||
769 !RSA_generate_key_ex(rsa, newkey, bn, &cb) ||
770 !EVP_PKEY_assign_RSA(pkey, rsa))
771 {
772 if(bn) BN_free(bn);
773 if(rsa) RSA_free(rsa);
774 goto end;
775 }
776 BN_free(bn);
777 }
778 else
779#endif
780#ifndef OPENSSL_NO_DSA
781 if (pkey_type == TYPE_DSA)
782 {
783 if (!DSA_generate_key(dsa_params)) goto end;
784 if (!EVP_PKEY_assign_DSA(pkey,dsa_params)) goto end;
785 dsa_params=NULL;
786 }
787#endif
788#ifndef OPENSSL_NO_ECDSA
789 if (pkey_type == TYPE_EC)
790 {
791 if (!EC_KEY_generate_key(ec_params)) goto end;
792 if (!EVP_PKEY_assign_EC_KEY(pkey, ec_params))
793 goto end;
794 ec_params = NULL;
795 }
796#endif
797
798 app_RAND_write_file(randfile, bio_err);
799
800 if (pkey == NULL) goto end;
801
802 if (keyout == NULL)
803 {
804 keyout=NCONF_get_string(req_conf,SECTION,KEYFILE);
805 if (keyout == NULL)
806 ERR_clear_error();
807 }
808
809 if (keyout == NULL)
810 {
811 BIO_printf(bio_err,"writing new private key to stdout\n");
812 BIO_set_fp(out,stdout,BIO_NOCLOSE);
813#ifdef OPENSSL_SYS_VMS
814 {
815 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
816 out = BIO_push(tmpbio, out);
817 }
818#endif
819 }
820 else
821 {
822 BIO_printf(bio_err,"writing new private key to '%s'\n",keyout);
823 if (BIO_write_filename(out,keyout) <= 0)
824 {
825 perror(keyout);
826 goto end;
827 }
828 }
829
830 p=NCONF_get_string(req_conf,SECTION,"encrypt_rsa_key");
831 if (p == NULL)
832 {
833 ERR_clear_error();
834 p=NCONF_get_string(req_conf,SECTION,"encrypt_key");
835 if (p == NULL)
836 ERR_clear_error();
837 }
838 if ((p != NULL) && (strcmp(p,"no") == 0))
839 cipher=NULL;
840 if (nodes) cipher=NULL;
841
842 i=0;
843loop:
844 if (!PEM_write_bio_PrivateKey(out,pkey,cipher,
845 NULL,0,NULL,passout))
846 {
847 if ((ERR_GET_REASON(ERR_peek_error()) ==
848 PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3))
849 {
850 ERR_clear_error();
851 i++;
852 goto loop;
853 }
854 goto end;
855 }
856 BIO_printf(bio_err,"-----\n");
857 }
858
859 if (!newreq)
860 {
861 /* Since we are using a pre-existing certificate
862 * request, the kludge 'format' info should not be
863 * changed. */
864 kludge= -1;
865 if (infile == NULL)
866 BIO_set_fp(in,stdin,BIO_NOCLOSE);
867 else
868 {
869 if (BIO_read_filename(in,infile) <= 0)
870 {
871 perror(infile);
872 goto end;
873 }
874 }
875
876 if (informat == FORMAT_ASN1)
877 req=d2i_X509_REQ_bio(in,NULL);
878 else if (informat == FORMAT_PEM)
879 req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
880 else
881 {
882 BIO_printf(bio_err,"bad input format specified for X509 request\n");
883 goto end;
884 }
885 if (req == NULL)
886 {
887 BIO_printf(bio_err,"unable to load X509 request\n");
888 goto end;
889 }
890 }
891
892 if (newreq || x509)
893 {
894 if (pkey == NULL)
895 {
896 BIO_printf(bio_err,"you need to specify a private key\n");
897 goto end;
898 }
899#ifndef OPENSSL_NO_DSA
900 if (pkey->type == EVP_PKEY_DSA)
901 digest=EVP_dss1();
902#endif
903#ifndef OPENSSL_NO_ECDSA
904 if (pkey->type == EVP_PKEY_EC)
905 digest=EVP_ecdsa();
906#endif
907 if (req == NULL)
908 {
909 req=X509_REQ_new();
910 if (req == NULL)
911 {
912 goto end;
913 }
914
915 i=make_REQ(req,pkey,subj,multirdn,!x509, chtype);
916 subj=NULL; /* done processing '-subj' option */
917 if ((kludge > 0) && !sk_X509_ATTRIBUTE_num(req->req_info->attributes))
918 {
919 sk_X509_ATTRIBUTE_free(req->req_info->attributes);
920 req->req_info->attributes = NULL;
921 }
922 if (!i)
923 {
924 BIO_printf(bio_err,"problems making Certificate Request\n");
925 goto end;
926 }
927 }
928 if (x509)
929 {
930 EVP_PKEY *tmppkey;
931 X509V3_CTX ext_ctx;
932 if ((x509ss=X509_new()) == NULL) goto end;
933
934 /* Set version to V3 */
935 if(extensions && !X509_set_version(x509ss, 2)) goto end;
936 if (serial)
937 {
938 if (!X509_set_serialNumber(x509ss, serial)) goto end;
939 }
940 else
941 {
942 if (!rand_serial(NULL,
943 X509_get_serialNumber(x509ss)))
944 goto end;
945 }
946
947 if (!X509_set_issuer_name(x509ss, X509_REQ_get_subject_name(req))) goto end;
948 if (!X509_gmtime_adj(X509_get_notBefore(x509ss),0)) goto end;
949 if (!X509_gmtime_adj(X509_get_notAfter(x509ss), (long)60*60*24*days)) goto end;
950 if (!X509_set_subject_name(x509ss, X509_REQ_get_subject_name(req))) goto end;
951 tmppkey = X509_REQ_get_pubkey(req);
952 if (!tmppkey || !X509_set_pubkey(x509ss,tmppkey)) goto end;
953 EVP_PKEY_free(tmppkey);
954
955 /* Set up V3 context struct */
956
957 X509V3_set_ctx(&ext_ctx, x509ss, x509ss, NULL, NULL, 0);
958 X509V3_set_nconf(&ext_ctx, req_conf);
959
960 /* Add extensions */
961 if(extensions && !X509V3_EXT_add_nconf(req_conf,
962 &ext_ctx, extensions, x509ss))
963 {
964 BIO_printf(bio_err,
965 "Error Loading extension section %s\n",
966 extensions);
967 goto end;
968 }
969
970 if (!(i=X509_sign(x509ss,pkey,digest)))
971 goto end;
972 }
973 else
974 {
975 X509V3_CTX ext_ctx;
976
977 /* Set up V3 context struct */
978
979 X509V3_set_ctx(&ext_ctx, NULL, NULL, req, NULL, 0);
980 X509V3_set_nconf(&ext_ctx, req_conf);
981
982 /* Add extensions */
983 if(req_exts && !X509V3_EXT_REQ_add_nconf(req_conf,
984 &ext_ctx, req_exts, req))
985 {
986 BIO_printf(bio_err,
987 "Error Loading extension section %s\n",
988 req_exts);
989 goto end;
990 }
991 if (!(i=X509_REQ_sign(req,pkey,digest)))
992 goto end;
993 }
994 }
995
996 if (subj && x509)
997 {
998 BIO_printf(bio_err, "Cannot modifiy certificate subject\n");
999 goto end;
1000 }
1001
1002 if (subj && !x509)
1003 {
1004 if (verbose)
1005 {
1006 BIO_printf(bio_err, "Modifying Request's Subject\n");
1007 print_name(bio_err, "old subject=", X509_REQ_get_subject_name(req), nmflag);
1008 }
1009
1010 if (build_subject(req, subj, chtype, multirdn) == 0)
1011 {
1012 BIO_printf(bio_err, "ERROR: cannot modify subject\n");
1013 ex=1;
1014 goto end;
1015 }
1016
1017 req->req_info->enc.modified = 1;
1018
1019 if (verbose)
1020 {
1021 print_name(bio_err, "new subject=", X509_REQ_get_subject_name(req), nmflag);
1022 }
1023 }
1024
1025 if (verify && !x509)
1026 {
1027 int tmp=0;
1028
1029 if (pkey == NULL)
1030 {
1031 pkey=X509_REQ_get_pubkey(req);
1032 tmp=1;
1033 if (pkey == NULL) goto end;
1034 }
1035
1036 i=X509_REQ_verify(req,pkey);
1037 if (tmp) {
1038 EVP_PKEY_free(pkey);
1039 pkey=NULL;
1040 }
1041
1042 if (i < 0)
1043 {
1044 goto end;
1045 }
1046 else if (i == 0)
1047 {
1048 BIO_printf(bio_err,"verify failure\n");
1049 ERR_print_errors(bio_err);
1050 }
1051 else /* if (i > 0) */
1052 BIO_printf(bio_err,"verify OK\n");
1053 }
1054
1055 if (noout && !text && !modulus && !subject && !pubkey)
1056 {
1057 ex=0;
1058 goto end;
1059 }
1060
1061 if (outfile == NULL)
1062 {
1063 BIO_set_fp(out,stdout,BIO_NOCLOSE);
1064#ifdef OPENSSL_SYS_VMS
1065 {
1066 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
1067 out = BIO_push(tmpbio, out);
1068 }
1069#endif
1070 }
1071 else
1072 {
1073 if ((keyout != NULL) && (strcmp(outfile,keyout) == 0))
1074 i=(int)BIO_append_filename(out,outfile);
1075 else
1076 i=(int)BIO_write_filename(out,outfile);
1077 if (!i)
1078 {
1079 perror(outfile);
1080 goto end;
1081 }
1082 }
1083
1084 if (pubkey)
1085 {
1086 EVP_PKEY *tpubkey;
1087 tpubkey=X509_REQ_get_pubkey(req);
1088 if (tpubkey == NULL)
1089 {
1090 BIO_printf(bio_err,"Error getting public key\n");
1091 ERR_print_errors(bio_err);
1092 goto end;
1093 }
1094 PEM_write_bio_PUBKEY(out, tpubkey);
1095 EVP_PKEY_free(tpubkey);
1096 }
1097
1098 if (text)
1099 {
1100 if (x509)
1101 X509_print_ex(out, x509ss, nmflag, reqflag);
1102 else
1103 X509_REQ_print_ex(out, req, nmflag, reqflag);
1104 }
1105
1106 if(subject)
1107 {
1108 if(x509)
1109 print_name(out, "subject=", X509_get_subject_name(x509ss), nmflag);
1110 else
1111 print_name(out, "subject=", X509_REQ_get_subject_name(req), nmflag);
1112 }
1113
1114 if (modulus)
1115 {
1116 EVP_PKEY *tpubkey;
1117
1118 if (x509)
1119 tpubkey=X509_get_pubkey(x509ss);
1120 else
1121 tpubkey=X509_REQ_get_pubkey(req);
1122 if (tpubkey == NULL)
1123 {
1124 fprintf(stdout,"Modulus=unavailable\n");
1125 goto end;
1126 }
1127 fprintf(stdout,"Modulus=");
1128#ifndef OPENSSL_NO_RSA
1129 if (tpubkey->type == EVP_PKEY_RSA)
1130 BN_print(out,tpubkey->pkey.rsa->n);
1131 else
1132#endif
1133 fprintf(stdout,"Wrong Algorithm type");
1134 EVP_PKEY_free(tpubkey);
1135 fprintf(stdout,"\n");
1136 }
1137
1138 if (!noout && !x509)
1139 {
1140 if (outformat == FORMAT_ASN1)
1141 i=i2d_X509_REQ_bio(out,req);
1142 else if (outformat == FORMAT_PEM) {
1143 if(newhdr) i=PEM_write_bio_X509_REQ_NEW(out,req);
1144 else i=PEM_write_bio_X509_REQ(out,req);
1145 } else {
1146 BIO_printf(bio_err,"bad output format specified for outfile\n");
1147 goto end;
1148 }
1149 if (!i)
1150 {
1151 BIO_printf(bio_err,"unable to write X509 request\n");
1152 goto end;
1153 }
1154 }
1155 if (!noout && x509 && (x509ss != NULL))
1156 {
1157 if (outformat == FORMAT_ASN1)
1158 i=i2d_X509_bio(out,x509ss);
1159 else if (outformat == FORMAT_PEM)
1160 i=PEM_write_bio_X509(out,x509ss);
1161 else {
1162 BIO_printf(bio_err,"bad output format specified for outfile\n");
1163 goto end;
1164 }
1165 if (!i)
1166 {
1167 BIO_printf(bio_err,"unable to write X509 certificate\n");
1168 goto end;
1169 }
1170 }
1171 ex=0;
1172end:
1173#ifndef MONOLITH
1174 if(to_free)
1175 OPENSSL_free(to_free);
1176#endif
1177 if (ex)
1178 {
1179 ERR_print_errors(bio_err);
1180 }
1181 if ((req_conf != NULL) && (req_conf != config)) NCONF_free(req_conf);
1182 BIO_free(in);
1183 BIO_free_all(out);
1184 EVP_PKEY_free(pkey);
1185 X509_REQ_free(req);
1186 X509_free(x509ss);
1187 ASN1_INTEGER_free(serial);
1188 if(passargin && passin) OPENSSL_free(passin);
1189 if(passargout && passout) OPENSSL_free(passout);
1190 OBJ_cleanup();
1191#ifndef OPENSSL_NO_DSA
1192 if (dsa_params != NULL) DSA_free(dsa_params);
1193#endif
1194#ifndef OPENSSL_NO_ECDSA
1195 if (ec_params != NULL) EC_KEY_free(ec_params);
1196#endif
1197 apps_shutdown();
1198 OPENSSL_EXIT(ex);
1199 }
1200
1201static int make_REQ(X509_REQ *req, EVP_PKEY *pkey, char *subj, int multirdn,
1202 int attribs, unsigned long chtype)
1203 {
1204 int ret=0,i;
1205 char no_prompt = 0;
1206 STACK_OF(CONF_VALUE) *dn_sk, *attr_sk = NULL;
1207 char *tmp, *dn_sect,*attr_sect;
1208
1209 tmp=NCONF_get_string(req_conf,SECTION,PROMPT);
1210 if (tmp == NULL)
1211 ERR_clear_error();
1212 if((tmp != NULL) && !strcmp(tmp, "no")) no_prompt = 1;
1213
1214 dn_sect=NCONF_get_string(req_conf,SECTION,DISTINGUISHED_NAME);
1215 if (dn_sect == NULL)
1216 {
1217 BIO_printf(bio_err,"unable to find '%s' in config\n",
1218 DISTINGUISHED_NAME);
1219 goto err;
1220 }
1221 dn_sk=NCONF_get_section(req_conf,dn_sect);
1222 if (dn_sk == NULL)
1223 {
1224 BIO_printf(bio_err,"unable to get '%s' section\n",dn_sect);
1225 goto err;
1226 }
1227
1228 attr_sect=NCONF_get_string(req_conf,SECTION,ATTRIBUTES);
1229 if (attr_sect == NULL)
1230 {
1231 ERR_clear_error();
1232 attr_sk=NULL;
1233 }
1234 else
1235 {
1236 attr_sk=NCONF_get_section(req_conf,attr_sect);
1237 if (attr_sk == NULL)
1238 {
1239 BIO_printf(bio_err,"unable to get '%s' section\n",attr_sect);
1240 goto err;
1241 }
1242 }
1243
1244 /* setup version number */
1245 if (!X509_REQ_set_version(req,0L)) goto err; /* version 1 */
1246
1247 if (no_prompt)
1248 i = auto_info(req, dn_sk, attr_sk, attribs, chtype);
1249 else
1250 {
1251 if (subj)
1252 i = build_subject(req, subj, chtype, multirdn);
1253 else
1254 i = prompt_info(req, dn_sk, dn_sect, attr_sk, attr_sect, attribs, chtype);
1255 }
1256 if(!i) goto err;
1257
1258 if (!X509_REQ_set_pubkey(req,pkey)) goto err;
1259
1260 ret=1;
1261err:
1262 return(ret);
1263 }
1264
1265/*
1266 * subject is expected to be in the format /type0=value0/type1=value1/type2=...
1267 * where characters may be escaped by \
1268 */
1269static int build_subject(X509_REQ *req, char *subject, unsigned long chtype, int multirdn)
1270 {
1271 X509_NAME *n;
1272
1273 if (!(n = parse_name(subject, chtype, multirdn)))
1274 return 0;
1275
1276 if (!X509_REQ_set_subject_name(req, n))
1277 {
1278 X509_NAME_free(n);
1279 return 0;
1280 }
1281 X509_NAME_free(n);
1282 return 1;
1283}
1284
1285
1286static int prompt_info(X509_REQ *req,
1287 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
1288 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
1289 unsigned long chtype)
1290 {
1291 int i;
1292 char *p,*q;
1293 char buf[100];
1294 int nid, mval;
1295 long n_min,n_max;
1296 char *type, *value;
1297 const char *def;
1298 CONF_VALUE *v;
1299 X509_NAME *subj;
1300 subj = X509_REQ_get_subject_name(req);
1301
1302 if(!batch)
1303 {
1304 BIO_printf(bio_err,"You are about to be asked to enter information that will be incorporated\n");
1305 BIO_printf(bio_err,"into your certificate request.\n");
1306 BIO_printf(bio_err,"What you are about to enter is what is called a Distinguished Name or a DN.\n");
1307 BIO_printf(bio_err,"There are quite a few fields but you can leave some blank\n");
1308 BIO_printf(bio_err,"For some fields there will be a default value,\n");
1309 BIO_printf(bio_err,"If you enter '.', the field will be left blank.\n");
1310 BIO_printf(bio_err,"-----\n");
1311 }
1312
1313
1314 if (sk_CONF_VALUE_num(dn_sk))
1315 {
1316 i= -1;
1317start: for (;;)
1318 {
1319 i++;
1320 if (sk_CONF_VALUE_num(dn_sk) <= i) break;
1321
1322 v=sk_CONF_VALUE_value(dn_sk,i);
1323 p=q=NULL;
1324 type=v->name;
1325 if(!check_end(type,"_min") || !check_end(type,"_max") ||
1326 !check_end(type,"_default") ||
1327 !check_end(type,"_value")) continue;
1328 /* Skip past any leading X. X: X, etc to allow for
1329 * multiple instances
1330 */
1331 for(p = v->name; *p ; p++)
1332 if ((*p == ':') || (*p == ',') ||
1333 (*p == '.')) {
1334 p++;
1335 if(*p) type = p;
1336 break;
1337 }
1338 if (*type == '+')
1339 {
1340 mval = -1;
1341 type++;
1342 }
1343 else
1344 mval = 0;
1345 /* If OBJ not recognised ignore it */
1346 if ((nid=OBJ_txt2nid(type)) == NID_undef) goto start;
1347 if (BIO_snprintf(buf,sizeof buf,"%s_default",v->name)
1348 >= (int)sizeof(buf))
1349 {
1350 BIO_printf(bio_err,"Name '%s' too long\n",v->name);
1351 return 0;
1352 }
1353
1354 if ((def=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
1355 {
1356 ERR_clear_error();
1357 def="";
1358 }
1359
1360 BIO_snprintf(buf,sizeof buf,"%s_value",v->name);
1361 if ((value=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
1362 {
1363 ERR_clear_error();
1364 value=NULL;
1365 }
1366
1367 BIO_snprintf(buf,sizeof buf,"%s_min",v->name);
1368 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_min))
1369 {
1370 ERR_clear_error();
1371 n_min = -1;
1372 }
1373
1374 BIO_snprintf(buf,sizeof buf,"%s_max",v->name);
1375 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_max))
1376 {
1377 ERR_clear_error();
1378 n_max = -1;
1379 }
1380
1381 if (!add_DN_object(subj,v->value,def,value,nid,
1382 n_min,n_max, chtype, mval))
1383 return 0;
1384 }
1385 if (X509_NAME_entry_count(subj) == 0)
1386 {
1387 BIO_printf(bio_err,"error, no objects specified in config file\n");
1388 return 0;
1389 }
1390
1391 if (attribs)
1392 {
1393 if ((attr_sk != NULL) && (sk_CONF_VALUE_num(attr_sk) > 0) && (!batch))
1394 {
1395 BIO_printf(bio_err,"\nPlease enter the following 'extra' attributes\n");
1396 BIO_printf(bio_err,"to be sent with your certificate request\n");
1397 }
1398
1399 i= -1;
1400start2: for (;;)
1401 {
1402 i++;
1403 if ((attr_sk == NULL) ||
1404 (sk_CONF_VALUE_num(attr_sk) <= i))
1405 break;
1406
1407 v=sk_CONF_VALUE_value(attr_sk,i);
1408 type=v->name;
1409 if ((nid=OBJ_txt2nid(type)) == NID_undef)
1410 goto start2;
1411
1412 if (BIO_snprintf(buf,sizeof buf,"%s_default",type)
1413 >= (int)sizeof(buf))
1414 {
1415 BIO_printf(bio_err,"Name '%s' too long\n",v->name);
1416 return 0;
1417 }
1418
1419 if ((def=NCONF_get_string(req_conf,attr_sect,buf))
1420 == NULL)
1421 {
1422 ERR_clear_error();
1423 def="";
1424 }
1425
1426
1427 BIO_snprintf(buf,sizeof buf,"%s_value",type);
1428 if ((value=NCONF_get_string(req_conf,attr_sect,buf))
1429 == NULL)
1430 {
1431 ERR_clear_error();
1432 value=NULL;
1433 }
1434
1435 BIO_snprintf(buf,sizeof buf,"%s_min",type);
1436 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_min))
1437 {
1438 ERR_clear_error();
1439 n_min = -1;
1440 }
1441
1442 BIO_snprintf(buf,sizeof buf,"%s_max",type);
1443 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_max))
1444 {
1445 ERR_clear_error();
1446 n_max = -1;
1447 }
1448
1449 if (!add_attribute_object(req,
1450 v->value,def,value,nid,n_min,n_max, chtype))
1451 return 0;
1452 }
1453 }
1454 }
1455 else
1456 {
1457 BIO_printf(bio_err,"No template, please set one up.\n");
1458 return 0;
1459 }
1460
1461 return 1;
1462
1463 }
1464
1465static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *dn_sk,
1466 STACK_OF(CONF_VALUE) *attr_sk, int attribs, unsigned long chtype)
1467 {
1468 int i;
1469 char *p,*q;
1470 char *type;
1471 CONF_VALUE *v;
1472 X509_NAME *subj;
1473
1474 subj = X509_REQ_get_subject_name(req);
1475
1476 for (i = 0; i < sk_CONF_VALUE_num(dn_sk); i++)
1477 {
1478 int mval;
1479 v=sk_CONF_VALUE_value(dn_sk,i);
1480 p=q=NULL;
1481 type=v->name;
1482 /* Skip past any leading X. X: X, etc to allow for
1483 * multiple instances
1484 */
1485 for(p = v->name; *p ; p++)
1486#ifndef CHARSET_EBCDIC
1487 if ((*p == ':') || (*p == ',') || (*p == '.')) {
1488#else
1489 if ((*p == os_toascii[':']) || (*p == os_toascii[',']) || (*p == os_toascii['.'])) {
1490#endif
1491 p++;
1492 if(*p) type = p;
1493 break;
1494 }
1495#ifndef CHARSET_EBCDIC
1496 if (*p == '+')
1497#else
1498 if (*p == os_toascii['+'])
1499#endif
1500 {
1501 p++;
1502 mval = -1;
1503 }
1504 else
1505 mval = 0;
1506 if (!X509_NAME_add_entry_by_txt(subj,type, chtype,
1507 (unsigned char *) v->value,-1,-1,mval)) return 0;
1508
1509 }
1510
1511 if (!X509_NAME_entry_count(subj))
1512 {
1513 BIO_printf(bio_err,"error, no objects specified in config file\n");
1514 return 0;
1515 }
1516 if (attribs)
1517 {
1518 for (i = 0; i < sk_CONF_VALUE_num(attr_sk); i++)
1519 {
1520 v=sk_CONF_VALUE_value(attr_sk,i);
1521 if(!X509_REQ_add1_attr_by_txt(req, v->name, chtype,
1522 (unsigned char *)v->value, -1)) return 0;
1523 }
1524 }
1525 return 1;
1526 }
1527
1528
1529static int add_DN_object(X509_NAME *n, char *text, const char *def, char *value,
1530 int nid, int n_min, int n_max, unsigned long chtype, int mval)
1531 {
1532 int i,ret=0;
1533 MS_STATIC char buf[1024];
1534start:
1535 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1536 (void)BIO_flush(bio_err);
1537 if(value != NULL)
1538 {
1539 BUF_strlcpy(buf,value,sizeof buf);
1540 BUF_strlcat(buf,"\n",sizeof buf);
1541 BIO_printf(bio_err,"%s\n",value);
1542 }
1543 else
1544 {
1545 buf[0]='\0';
1546 if (!batch)
1547 {
1548 if (!fgets(buf,sizeof buf,stdin))
1549 return 0;
1550 }
1551 else
1552 {
1553 buf[0] = '\n';
1554 buf[1] = '\0';
1555 }
1556 }
1557
1558 if (buf[0] == '\0') return(0);
1559 else if (buf[0] == '\n')
1560 {
1561 if ((def == NULL) || (def[0] == '\0'))
1562 return(1);
1563 BUF_strlcpy(buf,def,sizeof buf);
1564 BUF_strlcat(buf,"\n",sizeof buf);
1565 }
1566 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1567
1568 i=strlen(buf);
1569 if (buf[i-1] != '\n')
1570 {
1571 BIO_printf(bio_err,"weird input :-(\n");
1572 return(0);
1573 }
1574 buf[--i]='\0';
1575#ifdef CHARSET_EBCDIC
1576 ebcdic2ascii(buf, buf, i);
1577#endif
1578 if(!req_check_len(i, n_min, n_max))
1579 {
1580 if (batch || value)
1581 return 0;
1582 goto start;
1583 }
1584
1585 if (!X509_NAME_add_entry_by_NID(n,nid, chtype,
1586 (unsigned char *) buf, -1,-1,mval)) goto err;
1587 ret=1;
1588err:
1589 return(ret);
1590 }
1591
1592static int add_attribute_object(X509_REQ *req, char *text, const char *def,
1593 char *value, int nid, int n_min,
1594 int n_max, unsigned long chtype)
1595 {
1596 int i;
1597 static char buf[1024];
1598
1599start:
1600 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1601 (void)BIO_flush(bio_err);
1602 if (value != NULL)
1603 {
1604 BUF_strlcpy(buf,value,sizeof buf);
1605 BUF_strlcat(buf,"\n",sizeof buf);
1606 BIO_printf(bio_err,"%s\n",value);
1607 }
1608 else
1609 {
1610 buf[0]='\0';
1611 if (!batch)
1612 {
1613 if (!fgets(buf,sizeof buf,stdin))
1614 return 0;
1615 }
1616 else
1617 {
1618 buf[0] = '\n';
1619 buf[1] = '\0';
1620 }
1621 }
1622
1623 if (buf[0] == '\0') return(0);
1624 else if (buf[0] == '\n')
1625 {
1626 if ((def == NULL) || (def[0] == '\0'))
1627 return(1);
1628 BUF_strlcpy(buf,def,sizeof buf);
1629 BUF_strlcat(buf,"\n",sizeof buf);
1630 }
1631 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1632
1633 i=strlen(buf);
1634 if (buf[i-1] != '\n')
1635 {
1636 BIO_printf(bio_err,"weird input :-(\n");
1637 return(0);
1638 }
1639 buf[--i]='\0';
1640#ifdef CHARSET_EBCDIC
1641 ebcdic2ascii(buf, buf, i);
1642#endif
1643 if(!req_check_len(i, n_min, n_max))
1644 {
1645 if (batch || value)
1646 return 0;
1647 goto start;
1648 }
1649
1650 if(!X509_REQ_add1_attr_by_NID(req, nid, chtype,
1651 (unsigned char *)buf, -1)) {
1652 BIO_printf(bio_err, "Error adding attribute\n");
1653 ERR_print_errors(bio_err);
1654 goto err;
1655 }
1656
1657 return(1);
1658err:
1659 return(0);
1660 }
1661
1662#ifndef OPENSSL_NO_RSA
1663static int MS_CALLBACK req_cb(int p, int n, BN_GENCB *cb)
1664 {
1665 char c='*';
1666
1667 if (p == 0) c='.';
1668 if (p == 1) c='+';
1669 if (p == 2) c='*';
1670 if (p == 3) c='\n';
1671 BIO_write(cb->arg,&c,1);
1672 (void)BIO_flush(cb->arg);
1673#ifdef LINT
1674 p=n;
1675#endif
1676 return 1;
1677 }
1678#endif
1679
1680static int req_check_len(int len, int n_min, int n_max)
1681 {
1682 if ((n_min > 0) && (len < n_min))
1683 {
1684 BIO_printf(bio_err,"string is too short, it needs to be at least %d bytes long\n",n_min);
1685 return(0);
1686 }
1687 if ((n_max >= 0) && (len > n_max))
1688 {
1689 BIO_printf(bio_err,"string is too long, it needs to be less than %d bytes long\n",n_max);
1690 return(0);
1691 }
1692 return(1);
1693 }
1694
1695/* Check if the end of a string matches 'end' */
1696static int check_end(const char *str, const char *end)
1697{
1698 int elen, slen;
1699 const char *tmp;
1700 elen = strlen(end);
1701 slen = strlen(str);
1702 if(elen > slen) return 1;
1703 tmp = str + slen - elen;
1704 return strcmp(tmp, end);
1705}
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