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Import OpenSSL 0.9.8h.
[dragonfly.git] / crypto / openssl-0.9 / apps / req.c
blob5ed08960c1dcf9fb128375fe083b49eba93bae3a
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 /* -inform arg - input format - default PEM (DER or PEM)
109 * -outform arg - output format - default PEM
110 * -in arg - input file - default stdin
111 * -out arg - output file - default stdout
112 * -verify - check request signature
113 * -noout - don't print stuff out.
114 * -text - print out human readable text.
115 * -nodes - no des encryption
116 * -config file - Load configuration file.
117 * -key file - make a request using key in file (or use it for verification).
118 * -keyform arg - key file format.
119 * -rand file(s) - load the file(s) into the PRNG.
120 * -newkey - make a key and a request.
121 * -modulus - print RSA modulus.
122 * -pubkey - output Public Key.
123 * -x509 - output a self signed X509 structure instead.
124 * -asn1-kludge - output new certificate request in a format that some CA's
125 * require. This format is wrong
126 */
127
128 static int make_REQ(X509_REQ *req,EVP_PKEY *pkey,char *dn,int mutlirdn,
129 int attribs,unsigned long chtype);
130 static int build_subject(X509_REQ *req, char *subj, unsigned long chtype,
131 int multirdn);
132 static int prompt_info(X509_REQ *req,
133 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
134 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
135 unsigned long chtype);
136 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *sk,
137 STACK_OF(CONF_VALUE) *attr, int attribs,
138 unsigned long chtype);
139 static int add_attribute_object(X509_REQ *req, char *text, const char *def,
140 char *value, int nid, int n_min,
141 int n_max, unsigned long chtype);
142 static int add_DN_object(X509_NAME *n, char *text, const char *def, char *value,
143 int nid,int n_min,int n_max, unsigned long chtype, int mval);
144 #ifndef OPENSSL_NO_RSA
145 static int MS_CALLBACK req_cb(int p, int n, BN_GENCB *cb);
146 #endif
147 static int req_check_len(int len,int n_min,int n_max);
148 static int check_end(const char *str, const char *end);
149 #ifndef MONOLITH
150 static char *default_config_file=NULL;
151 #endif
152 static CONF *req_conf=NULL;
153 static int batch=0;
154
155 #define TYPE_RSA 1
156 #define TYPE_DSA 2
157 #define TYPE_DH 3
158 #define TYPE_EC 4
159
160 int MAIN(int, char **);
161
162 int MAIN(int argc, char **argv)
163 {
164 ENGINE *e = NULL;
165 #ifndef OPENSSL_NO_DSA
166 DSA *dsa_params=NULL;
167 #endif
168 #ifndef OPENSSL_NO_ECDSA
169 EC_KEY *ec_params = NULL;
170 #endif
171 unsigned long nmflag = 0, reqflag = 0;
172 int ex=1,x509=0,days=30;
173 X509 *x509ss=NULL;
174 X509_REQ *req=NULL;
175 EVP_PKEY *pkey=NULL;
176 int i=0,badops=0,newreq=0,verbose=0,pkey_type=TYPE_RSA;
177 long newkey = -1;
178 BIO *in=NULL,*out=NULL;
179 int informat,outformat,verify=0,noout=0,text=0,keyform=FORMAT_PEM;
180 int nodes=0,kludge=0,newhdr=0,subject=0,pubkey=0;
181 char *infile,*outfile,*prog,*keyfile=NULL,*template=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=EVP_sha1();
197 unsigned long chtype = MBSTRING_ASC;
198 #ifndef MONOLITH
199 char *to_free;
200 long errline;
201 #endif
202
203 req_conf = NULL;
204 #ifndef OPENSSL_NO_DES
205 cipher=EVP_des_ede3_cbc();
206 #endif
207 apps_startup();
208
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);
212
213 infile=NULL;
214 outfile=NULL;
215 informat=FORMAT_PEM;
216 outformat=FORMAT_PEM;
217
218 prog=argv[0];
219 argc--;
220 argv++;
221 while (argc >= 1)
222 {
223 if (strcmp(*argv,"-inform") == 0)
224 {
225 if (--argc < 1) goto bad;
226 informat=str2fmt(*(++argv));
227 }
228 else if (strcmp(*argv,"-outform") == 0)
229 {
230 if (--argc < 1) goto bad;
231 outformat=str2fmt(*(++argv));
232 }
233 #ifndef OPENSSL_NO_ENGINE
234 else if (strcmp(*argv,"-engine") == 0)
235 {
236 if (--argc < 1) goto bad;
237 engine= *(++argv);
238 }
239 #endif
240 else if (strcmp(*argv,"-key") == 0)
241 {
242 if (--argc < 1) goto bad;
243 keyfile= *(++argv);
244 }
245 else if (strcmp(*argv,"-pubkey") == 0)
246 {
247 pubkey=1;
248 }
249 else if (strcmp(*argv,"-new") == 0)
250 {
251 newreq=1;
252 }
253 else if (strcmp(*argv,"-config") == 0)
254 {
255 if (--argc < 1) goto bad;
256 template= *(++argv);
257 }
258 else if (strcmp(*argv,"-keyform") == 0)
259 {
260 if (--argc < 1) goto bad;
261 keyform=str2fmt(*(++argv));
262 }
263 else if (strcmp(*argv,"-in") == 0)
264 {
265 if (--argc < 1) goto bad;
266 infile= *(++argv);
267 }
268 else if (strcmp(*argv,"-out") == 0)
269 {
270 if (--argc < 1) goto bad;
271 outfile= *(++argv);
272 }
273 else if (strcmp(*argv,"-keyout") == 0)
274 {
275 if (--argc < 1) goto bad;
276 keyout= *(++argv);
277 }
278 else if (strcmp(*argv,"-passin") == 0)
279 {
280 if (--argc < 1) goto bad;
281 passargin= *(++argv);
282 }
283 else if (strcmp(*argv,"-passout") == 0)
284 {
285 if (--argc < 1) goto bad;
286 passargout= *(++argv);
287 }
288 else if (strcmp(*argv,"-rand") == 0)
289 {
290 if (--argc < 1) goto bad;
291 inrand= *(++argv);
292 }
293 else if (strcmp(*argv,"-newkey") == 0)
294 {
295 int is_numeric;
296
297 if (--argc < 1) goto bad;
298 p= *(++argv);
299 is_numeric = p[0] >= '0' && p[0] <= '9';
300 if (strncmp("rsa:",p,4) == 0 || is_numeric)
301 {
302 pkey_type=TYPE_RSA;
303 if(!is_numeric)
304 p+=4;
305 newkey= atoi(p);
306 }
307 else
308 #ifndef OPENSSL_NO_DSA
309 if (strncmp("dsa:",p,4) == 0)
310 {
311 X509 *xtmp=NULL;
312 EVP_PKEY *dtmp;
313
314 pkey_type=TYPE_DSA;
315 p+=4;
316 if ((in=BIO_new_file(p,"r")) == NULL)
317 {
318 perror(p);
319 goto end;
320 }
321 if ((dsa_params=PEM_read_bio_DSAparams(in,NULL,NULL,NULL)) == NULL)
322 {
323 ERR_clear_error();
324 (void)BIO_reset(in);
325 if ((xtmp=PEM_read_bio_X509(in,NULL,NULL,NULL)) == NULL)
326 {
327 BIO_printf(bio_err,"unable to load DSA parameters from file\n");
328 goto end;
329 }
330
331 if ((dtmp=X509_get_pubkey(xtmp)) == NULL) goto end;
332 if (dtmp->type == EVP_PKEY_DSA)
333 dsa_params=DSAparams_dup(dtmp->pkey.dsa);
334 EVP_PKEY_free(dtmp);
335 X509_free(xtmp);
336 if (dsa_params == NULL)
337 {
338 BIO_printf(bio_err,"Certificate does not contain DSA parameters\n");
339 goto end;
340 }
341 }
342 BIO_free(in);
343 in=NULL;
344 newkey=BN_num_bits(dsa_params->p);
345 }
346 else
347 #endif
348 #ifndef OPENSSL_NO_ECDSA
349 if (strncmp("ec:",p,3) == 0)
350 {
351 X509 *xtmp=NULL;
352 EVP_PKEY *dtmp;
353 EC_GROUP *group;
354
355 pkey_type=TYPE_EC;
356 p+=3;
357 if ((in=BIO_new_file(p,"r")) == NULL)
358 {
359 perror(p);
360 goto end;
361 }
362 if ((ec_params = EC_KEY_new()) == NULL)
363 goto end;
364 group = PEM_read_bio_ECPKParameters(in, NULL, NULL, NULL);
365 if (group == NULL)
366 {
367 EC_KEY_free(ec_params);
368 ERR_clear_error();
369 (void)BIO_reset(in);
370 if ((xtmp=PEM_read_bio_X509(in,NULL,NULL,NULL)) == NULL)
371 {
372 BIO_printf(bio_err,"unable to load EC parameters from file\n");
373 goto end;
374 }
375
376 if ((dtmp=X509_get_pubkey(xtmp))==NULL)
377 goto end;
378 if (dtmp->type == EVP_PKEY_EC)
379 ec_params = EC_KEY_dup(dtmp->pkey.ec);
380 EVP_PKEY_free(dtmp);
381 X509_free(xtmp);
382 if (ec_params == NULL)
383 {
384 BIO_printf(bio_err,"Certificate does not contain EC parameters\n");
385 goto end;
386 }
387 }
388 else
389 {
390 if (EC_KEY_set_group(ec_params, group) == 0)
391 goto end;
392 EC_GROUP_free(group);
393 }
394
395 BIO_free(in);
396 in=NULL;
397 newkey = EC_GROUP_get_degree(EC_KEY_get0_group(ec_params));
398 }
399 else
400 #endif
401 #ifndef OPENSSL_NO_DH
402 if (strncmp("dh:",p,4) == 0)
403 {
404 pkey_type=TYPE_DH;
405 p+=3;
406 }
407 else
408 #endif
409 {
410 goto bad;
411 }
412
413 newreq=1;
414 }
415 else if (strcmp(*argv,"-batch") == 0)
416 batch=1;
417 else if (strcmp(*argv,"-newhdr") == 0)
418 newhdr=1;
419 else if (strcmp(*argv,"-modulus") == 0)
420 modulus=1;
421 else if (strcmp(*argv,"-verify") == 0)
422 verify=1;
423 else if (strcmp(*argv,"-nodes") == 0)
424 nodes=1;
425 else if (strcmp(*argv,"-noout") == 0)
426 noout=1;
427 else if (strcmp(*argv,"-verbose") == 0)
428 verbose=1;
429 else if (strcmp(*argv,"-utf8") == 0)
430 chtype = MBSTRING_UTF8;
431 else if (strcmp(*argv,"-nameopt") == 0)
432 {
433 if (--argc < 1) goto bad;
434 if (!set_name_ex(&nmflag, *(++argv))) goto bad;
435 }
436 else if (strcmp(*argv,"-reqopt") == 0)
437 {
438 if (--argc < 1) goto bad;
439 if (!set_cert_ex(&reqflag, *(++argv))) goto bad;
440 }
441 else if (strcmp(*argv,"-subject") == 0)
442 subject=1;
443 else if (strcmp(*argv,"-text") == 0)
444 text=1;
445 else if (strcmp(*argv,"-x509") == 0)
446 x509=1;
447 else if (strcmp(*argv,"-asn1-kludge") == 0)
448 kludge=1;
449 else if (strcmp(*argv,"-no-asn1-kludge") == 0)
450 kludge=0;
451 else if (strcmp(*argv,"-subj") == 0)
452 {
453 if (--argc < 1) goto bad;
454 subj= *(++argv);
455 }
456 else if (strcmp(*argv,"-multivalue-rdn") == 0)
457 multirdn=1;
458 else if (strcmp(*argv,"-days") == 0)
459 {
460 if (--argc < 1) goto bad;
461 days= atoi(*(++argv));
462 if (days == 0) days=30;
463 }
464 else if (strcmp(*argv,"-set_serial") == 0)
465 {
466 if (--argc < 1) goto bad;
467 serial = s2i_ASN1_INTEGER(NULL, *(++argv));
468 if (!serial) goto bad;
469 }
470 else if ((md_alg=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
471 {
472 /* ok */
473 digest=md_alg;
474 }
475 else if (strcmp(*argv,"-extensions") == 0)
476 {
477 if (--argc < 1) goto bad;
478 extensions = *(++argv);
479 }
480 else if (strcmp(*argv,"-reqexts") == 0)
481 {
482 if (--argc < 1) goto bad;
483 req_exts = *(++argv);
484 }
485 else
486 {
487 BIO_printf(bio_err,"unknown option %s\n",*argv);
488 badops=1;
489 break;
490 }
491 argc--;
492 argv++;
493 }
494
495 if (badops)
496 {
497 bad:
498 BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
499 BIO_printf(bio_err,"where options are\n");
500 BIO_printf(bio_err," -inform arg input format - DER or PEM\n");
501 BIO_printf(bio_err," -outform arg output format - DER or PEM\n");
502 BIO_printf(bio_err," -in arg input file\n");
503 BIO_printf(bio_err," -out arg output file\n");
504 BIO_printf(bio_err," -text text form of request\n");
505 BIO_printf(bio_err," -pubkey output public key\n");
506 BIO_printf(bio_err," -noout do not output REQ\n");
507 BIO_printf(bio_err," -verify verify signature on REQ\n");
508 BIO_printf(bio_err," -modulus RSA modulus\n");
509 BIO_printf(bio_err," -nodes don't encrypt the output key\n");
510 #ifndef OPENSSL_NO_ENGINE
511 BIO_printf(bio_err," -engine e use engine e, possibly a hardware device\n");
512 #endif
513 BIO_printf(bio_err," -subject output the request's subject\n");
514 BIO_printf(bio_err," -passin private key password source\n");
515 BIO_printf(bio_err," -key file use the private key contained in file\n");
516 BIO_printf(bio_err," -keyform arg key file format\n");
517 BIO_printf(bio_err," -keyout arg file to send the key to\n");
518 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
519 BIO_printf(bio_err," load the file (or the files in the directory) into\n");
520 BIO_printf(bio_err," the random number generator\n");
521 BIO_printf(bio_err," -newkey rsa:bits generate a new RSA key of 'bits' in size\n");
522 BIO_printf(bio_err," -newkey dsa:file generate a new DSA key, parameters taken from CA in 'file'\n");
523 #ifndef OPENSSL_NO_ECDSA
524 BIO_printf(bio_err," -newkey ec:file generate a new EC key, parameters taken from CA in 'file'\n");
525 #endif
526 BIO_printf(bio_err," -[digest] Digest to sign with (md5, sha1, md2, mdc2, md4)\n");
527 BIO_printf(bio_err," -config file request template file.\n");
528 BIO_printf(bio_err," -subj arg set or modify request subject\n");
529 BIO_printf(bio_err," -multivalue-rdn enable support for multivalued RDNs\n");
530 BIO_printf(bio_err," -new new request.\n");
531 BIO_printf(bio_err," -batch do not ask anything during request generation\n");
532 BIO_printf(bio_err," -x509 output a x509 structure instead of a cert. req.\n");
533 BIO_printf(bio_err," -days number of days a certificate generated by -x509 is valid for.\n");
534 BIO_printf(bio_err," -set_serial serial number to use for a certificate generated by -x509.\n");
535 BIO_printf(bio_err," -newhdr output \"NEW\" in the header lines\n");
536 BIO_printf(bio_err," -asn1-kludge Output the 'request' in a format that is wrong but some CA's\n");
537 BIO_printf(bio_err," have been reported as requiring\n");
538 BIO_printf(bio_err," -extensions .. specify certificate extension section (override value in config file)\n");
539 BIO_printf(bio_err," -reqexts .. specify request extension section (override value in config file)\n");
540 BIO_printf(bio_err," -utf8 input characters are UTF8 (default ASCII)\n");
541 BIO_printf(bio_err," -nameopt arg - various certificate name options\n");
542 BIO_printf(bio_err," -reqopt arg - various request text options\n\n");
543 goto end;
544 }
545
546 ERR_load_crypto_strings();
547 if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
548 BIO_printf(bio_err, "Error getting passwords\n");
549 goto end;
550 }
551
552 #ifndef MONOLITH /* else this has happened in openssl.c (global `config') */
553 /* Lets load up our environment a little */
554 p=getenv("OPENSSL_CONF");
555 if (p == NULL)
556 p=getenv("SSLEAY_CONF");
557 if (p == NULL)
558 p=to_free=make_config_name();
559 default_config_file=p;
560 config=NCONF_new(NULL);
561 i=NCONF_load(config, p, &errline);
562 #endif
563
564 if (template != NULL)
565 {
566 long errline = -1;
567
568 if( verbose )
569 BIO_printf(bio_err,"Using configuration from %s\n",template);
570 req_conf=NCONF_new(NULL);
571 i=NCONF_load(req_conf,template,&errline);
572 if (i == 0)
573 {
574 BIO_printf(bio_err,"error on line %ld of %s\n",errline,template);
575 goto end;
576 }
577 }
578 else
579 {
580 req_conf=config;
581
582 if (req_conf == NULL)
583 {
584 BIO_printf(bio_err,"Unable to load config info from %s\n", default_config_file);
585 if (newreq)
586 goto end;
587 }
588 else if( verbose )
589 BIO_printf(bio_err,"Using configuration from %s\n",
590 default_config_file);
591 }
592
593 if (req_conf != NULL)
594 {
595 if (!load_config(bio_err, req_conf))
596 goto end;
597 p=NCONF_get_string(req_conf,NULL,"oid_file");
598 if (p == NULL)
599 ERR_clear_error();
600 if (p != NULL)
601 {
602 BIO *oid_bio;
603
604 oid_bio=BIO_new_file(p,"r");
605 if (oid_bio == NULL)
606 {
607 /*
608 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
609 ERR_print_errors(bio_err);
610 */
611 }
612 else
613 {
614 OBJ_create_objects(oid_bio);
615 BIO_free(oid_bio);
616 }
617 }
618 }
619 if(!add_oid_section(bio_err, req_conf)) goto end;
620
621 if (md_alg == NULL)
622 {
623 p=NCONF_get_string(req_conf,SECTION,"default_md");
624 if (p == NULL)
625 ERR_clear_error();
626 if (p != NULL)
627 {
628 if ((md_alg=EVP_get_digestbyname(p)) != NULL)
629 digest=md_alg;
630 }
631 }
632
633 if (!extensions)
634 {
635 extensions = NCONF_get_string(req_conf, SECTION, V3_EXTENSIONS);
636 if (!extensions)
637 ERR_clear_error();
638 }
639 if (extensions) {
640 /* Check syntax of file */
641 X509V3_CTX ctx;
642 X509V3_set_ctx_test(&ctx);
643 X509V3_set_nconf(&ctx, req_conf);
644 if(!X509V3_EXT_add_nconf(req_conf, &ctx, extensions, NULL)) {
645 BIO_printf(bio_err,
646 "Error Loading extension section %s\n", extensions);
647 goto end;
648 }
649 }
650
651 if(!passin)
652 {
653 passin = NCONF_get_string(req_conf, SECTION, "input_password");
654 if (!passin)
655 ERR_clear_error();
656 }
657
658 if(!passout)
659 {
660 passout = NCONF_get_string(req_conf, SECTION, "output_password");
661 if (!passout)
662 ERR_clear_error();
663 }
664
665 p = NCONF_get_string(req_conf, SECTION, STRING_MASK);
666 if (!p)
667 ERR_clear_error();
668
669 if(p && !ASN1_STRING_set_default_mask_asc(p)) {
670 BIO_printf(bio_err, "Invalid global string mask setting %s\n", p);
671 goto end;
672 }
673
674 if (chtype != MBSTRING_UTF8)
675 {
676 p = NCONF_get_string(req_conf, SECTION, UTF8_IN);
677 if (!p)
678 ERR_clear_error();
679 else if (!strcmp(p, "yes"))
680 chtype = MBSTRING_UTF8;
681 }
682
683
684 if(!req_exts)
685 {
686 req_exts = NCONF_get_string(req_conf, SECTION, REQ_EXTENSIONS);
687 if (!req_exts)
688 ERR_clear_error();
689 }
690 if(req_exts) {
691 /* Check syntax of file */
692 X509V3_CTX ctx;
693 X509V3_set_ctx_test(&ctx);
694 X509V3_set_nconf(&ctx, req_conf);
695 if(!X509V3_EXT_add_nconf(req_conf, &ctx, req_exts, NULL)) {
696 BIO_printf(bio_err,
697 "Error Loading request extension section %s\n",
698 req_exts);
699 goto end;
700 }
701 }
702
703 in=BIO_new(BIO_s_file());
704 out=BIO_new(BIO_s_file());
705 if ((in == NULL) || (out == NULL))
706 goto end;
707
708 #ifndef OPENSSL_NO_ENGINE
709 e = setup_engine(bio_err, engine, 0);
710 #endif
711
712 if (keyfile != NULL)
713 {
714 pkey = load_key(bio_err, keyfile, keyform, 0, passin, e,
715 "Private Key");
716 if (!pkey)
717 {
718 /* load_key() has already printed an appropriate
719 message */
720 goto end;
721 }
722 else
723 {
724 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
725 if (randfile == NULL)
726 ERR_clear_error();
727 app_RAND_load_file(randfile, bio_err, 0);
728 }
729 }
730
731 if (newreq && (pkey == NULL))
732 {
733 #ifndef OPENSSL_NO_RSA
734 BN_GENCB cb;
735 #endif
736 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
737 if (randfile == NULL)
738 ERR_clear_error();
739 app_RAND_load_file(randfile, bio_err, 0);
740 if (inrand)
741 app_RAND_load_files(inrand);
742
743 if (newkey <= 0)
744 {
745 if (!NCONF_get_number(req_conf,SECTION,BITS, &newkey))
746 newkey=DEFAULT_KEY_LENGTH;
747 }
748
749 if (newkey < MIN_KEY_LENGTH && (pkey_type == TYPE_RSA || pkey_type == TYPE_DSA))
750 {
751 BIO_printf(bio_err,"private key length is too short,\n");
752 BIO_printf(bio_err,"it needs to be at least %d bits, not %ld\n",MIN_KEY_LENGTH,newkey);
753 goto end;
754 }
755 BIO_printf(bio_err,"Generating a %ld bit %s private key\n",
756 newkey,(pkey_type == TYPE_RSA)?"RSA":
757 (pkey_type == TYPE_DSA)?"DSA":"EC");
758
759 if ((pkey=EVP_PKEY_new()) == NULL) goto end;
760
761 #ifndef OPENSSL_NO_RSA
762 BN_GENCB_set(&cb, req_cb, bio_err);
763 if (pkey_type == TYPE_RSA)
764 {
765 RSA *rsa = RSA_new();
766 BIGNUM *bn = BN_new();
767 if(!bn || !rsa || !BN_set_word(bn, 0x10001) ||
768 !RSA_generate_key_ex(rsa, newkey, bn, &cb) ||
769 !EVP_PKEY_assign_RSA(pkey, rsa))
770 {
771 if(bn) BN_free(bn);
772 if(rsa) RSA_free(rsa);
773 goto end;
774 }
775 BN_free(bn);
776 }
777 else
778 #endif
779 #ifndef OPENSSL_NO_DSA
780 if (pkey_type == TYPE_DSA)
781 {
782 if (!DSA_generate_key(dsa_params)) goto end;
783 if (!EVP_PKEY_assign_DSA(pkey,dsa_params)) goto end;
784 dsa_params=NULL;
785 }
786 #endif
787 #ifndef OPENSSL_NO_ECDSA
788 if (pkey_type == TYPE_EC)
789 {
790 if (!EC_KEY_generate_key(ec_params)) goto end;
791 if (!EVP_PKEY_assign_EC_KEY(pkey, ec_params))
792 goto end;
793 ec_params = NULL;
794 }
795 #endif
796
797 app_RAND_write_file(randfile, bio_err);
798
799 if (pkey == NULL) goto end;
800
801 if (keyout == NULL)
802 {
803 keyout=NCONF_get_string(req_conf,SECTION,KEYFILE);
804 if (keyout == NULL)
805 ERR_clear_error();
806 }
807
808 if (keyout == NULL)
809 {
810 BIO_printf(bio_err,"writing new private key to stdout\n");
811 BIO_set_fp(out,stdout,BIO_NOCLOSE);
812 #ifdef OPENSSL_SYS_VMS
813 {
814 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
815 out = BIO_push(tmpbio, out);
816 }
817 #endif
818 }
819 else
820 {
821 BIO_printf(bio_err,"writing new private key to '%s'\n",keyout);
822 if (BIO_write_filename(out,keyout) <= 0)
823 {
824 perror(keyout);
825 goto end;
826 }
827 }
828
829 p=NCONF_get_string(req_conf,SECTION,"encrypt_rsa_key");
830 if (p == NULL)
831 {
832 ERR_clear_error();
833 p=NCONF_get_string(req_conf,SECTION,"encrypt_key");
834 if (p == NULL)
835 ERR_clear_error();
836 }
837 if ((p != NULL) && (strcmp(p,"no") == 0))
838 cipher=NULL;
839 if (nodes) cipher=NULL;
840
841 i=0;
842 loop:
843 if (!PEM_write_bio_PrivateKey(out,pkey,cipher,
844 NULL,0,NULL,passout))
845 {
846 if ((ERR_GET_REASON(ERR_peek_error()) ==
847 PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3))
848 {
849 ERR_clear_error();
850 i++;
851 goto loop;
852 }
853 goto end;
854 }
855 BIO_printf(bio_err,"-----\n");
856 }
857
858 if (!newreq)
859 {
860 /* Since we are using a pre-existing certificate
861 * request, the kludge 'format' info should not be
862 * changed. */
863 kludge= -1;
864 if (infile == NULL)
865 BIO_set_fp(in,stdin,BIO_NOCLOSE);
866 else
867 {
868 if (BIO_read_filename(in,infile) <= 0)
869 {
870 perror(infile);
871 goto end;
872 }
873 }
874
875 if (informat == FORMAT_ASN1)
876 req=d2i_X509_REQ_bio(in,NULL);
877 else if (informat == FORMAT_PEM)
878 req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
879 else
880 {
881 BIO_printf(bio_err,"bad input format specified for X509 request\n");
882 goto end;
883 }
884 if (req == NULL)
885 {
886 BIO_printf(bio_err,"unable to load X509 request\n");
887 goto end;
888 }
889 }
890
891 if (newreq || x509)
892 {
893 if (pkey == NULL)
894 {
895 BIO_printf(bio_err,"you need to specify a private key\n");
896 goto end;
897 }
898 #ifndef OPENSSL_NO_DSA
899 if (pkey->type == EVP_PKEY_DSA)
900 digest=EVP_dss1();
901 #endif
902 #ifndef OPENSSL_NO_ECDSA
903 if (pkey->type == EVP_PKEY_EC)
904 digest=EVP_ecdsa();
905 #endif
906 if (req == NULL)
907 {
908 req=X509_REQ_new();
909 if (req == NULL)
910 {
911 goto end;
912 }
913
914 i=make_REQ(req,pkey,subj,multirdn,!x509, chtype);
915 subj=NULL; /* done processing '-subj' option */
916 if ((kludge > 0) && !sk_X509_ATTRIBUTE_num(req->req_info->attributes))
917 {
918 sk_X509_ATTRIBUTE_free(req->req_info->attributes);
919 req->req_info->attributes = NULL;
920 }
921 if (!i)
922 {
923 BIO_printf(bio_err,"problems making Certificate Request\n");
924 goto end;
925 }
926 }
927 if (x509)
928 {
929 EVP_PKEY *tmppkey;
930 X509V3_CTX ext_ctx;
931 if ((x509ss=X509_new()) == NULL) goto end;
932
933 /* Set version to V3 */
934 if(extensions && !X509_set_version(x509ss, 2)) goto end;
935 if (serial)
936 {
937 if (!X509_set_serialNumber(x509ss, serial)) goto end;
938 }
939 else
940 {
941 if (!rand_serial(NULL,
942 X509_get_serialNumber(x509ss)))
943 goto end;
944 }
945
946 if (!X509_set_issuer_name(x509ss, X509_REQ_get_subject_name(req))) goto end;
947 if (!X509_gmtime_adj(X509_get_notBefore(x509ss),0)) goto end;
948 if (!X509_gmtime_adj(X509_get_notAfter(x509ss), (long)60*60*24*days)) goto end;
949 if (!X509_set_subject_name(x509ss, X509_REQ_get_subject_name(req))) goto end;
950 tmppkey = X509_REQ_get_pubkey(req);
951 if (!tmppkey || !X509_set_pubkey(x509ss,tmppkey)) goto end;
952 EVP_PKEY_free(tmppkey);
953
954 /* Set up V3 context struct */
955
956 X509V3_set_ctx(&ext_ctx, x509ss, x509ss, NULL, NULL, 0);
957 X509V3_set_nconf(&ext_ctx, req_conf);
958
959 /* Add extensions */
960 if(extensions && !X509V3_EXT_add_nconf(req_conf,
961 &ext_ctx, extensions, x509ss))
962 {
963 BIO_printf(bio_err,
964 "Error Loading extension section %s\n",
965 extensions);
966 goto end;
967 }
968
969 if (!(i=X509_sign(x509ss,pkey,digest)))
970 goto end;
971 }
972 else
973 {
974 X509V3_CTX ext_ctx;
975
976 /* Set up V3 context struct */
977
978 X509V3_set_ctx(&ext_ctx, NULL, NULL, req, NULL, 0);
979 X509V3_set_nconf(&ext_ctx, req_conf);
980
981 /* Add extensions */
982 if(req_exts && !X509V3_EXT_REQ_add_nconf(req_conf,
983 &ext_ctx, req_exts, req))
984 {
985 BIO_printf(bio_err,
986 "Error Loading extension section %s\n",
987 req_exts);
988 goto end;
989 }
990 if (!(i=X509_REQ_sign(req,pkey,digest)))
991 goto end;
992 }
993 }
994
995 if (subj && x509)
996 {
997 BIO_printf(bio_err, "Cannot modifiy certificate subject\n");
998 goto end;
999 }
1000
1001 if (subj && !x509)
1002 {
1003 if (verbose)
1004 {
1005 BIO_printf(bio_err, "Modifying Request's Subject\n");
1006 print_name(bio_err, "old subject=", X509_REQ_get_subject_name(req), nmflag);
1007 }
1008
1009 if (build_subject(req, subj, chtype, multirdn) == 0)
1010 {
1011 BIO_printf(bio_err, "ERROR: cannot modify subject\n");
1012 ex=1;
1013 goto end;
1014 }
1015
1016 req->req_info->enc.modified = 1;
1017
1018 if (verbose)
1019 {
1020 print_name(bio_err, "new subject=", X509_REQ_get_subject_name(req), nmflag);
1021 }
1022 }
1023
1024 if (verify && !x509)
1025 {
1026 int tmp=0;
1027
1028 if (pkey == NULL)
1029 {
1030 pkey=X509_REQ_get_pubkey(req);
1031 tmp=1;
1032 if (pkey == NULL) goto end;
1033 }
1034
1035 i=X509_REQ_verify(req,pkey);
1036 if (tmp) {
1037 EVP_PKEY_free(pkey);
1038 pkey=NULL;
1039 }
1040
1041 if (i < 0)
1042 {
1043 goto end;
1044 }
1045 else if (i == 0)
1046 {
1047 BIO_printf(bio_err,"verify failure\n");
1048 ERR_print_errors(bio_err);
1049 }
1050 else /* if (i > 0) */
1051 BIO_printf(bio_err,"verify OK\n");
1052 }
1053
1054 if (noout && !text && !modulus && !subject && !pubkey)
1055 {
1056 ex=0;
1057 goto end;
1058 }
1059
1060 if (outfile == NULL)
1061 {
1062 BIO_set_fp(out,stdout,BIO_NOCLOSE);
1063 #ifdef OPENSSL_SYS_VMS
1064 {
1065 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
1066 out = BIO_push(tmpbio, out);
1067 }
1068 #endif
1069 }
1070 else
1071 {
1072 if ((keyout != NULL) && (strcmp(outfile,keyout) == 0))
1073 i=(int)BIO_append_filename(out,outfile);
1074 else
1075 i=(int)BIO_write_filename(out,outfile);
1076 if (!i)
1077 {
1078 perror(outfile);
1079 goto end;
1080 }
1081 }
1082
1083 if (pubkey)
1084 {
1085 EVP_PKEY *tpubkey;
1086 tpubkey=X509_REQ_get_pubkey(req);
1087 if (tpubkey == NULL)
1088 {
1089 BIO_printf(bio_err,"Error getting public key\n");
1090 ERR_print_errors(bio_err);
1091 goto end;
1092 }
1093 PEM_write_bio_PUBKEY(out, tpubkey);
1094 EVP_PKEY_free(tpubkey);
1095 }
1096
1097 if (text)
1098 {
1099 if (x509)
1100 X509_print_ex(out, x509ss, nmflag, reqflag);
1101 else
1102 X509_REQ_print_ex(out, req, nmflag, reqflag);
1103 }
1104
1105 if(subject)
1106 {
1107 if(x509)
1108 print_name(out, "subject=", X509_get_subject_name(x509ss), nmflag);
1109 else
1110 print_name(out, "subject=", X509_REQ_get_subject_name(req), nmflag);
1111 }
1112
1113 if (modulus)
1114 {
1115 EVP_PKEY *tpubkey;
1116
1117 if (x509)
1118 tpubkey=X509_get_pubkey(x509ss);
1119 else
1120 tpubkey=X509_REQ_get_pubkey(req);
1121 if (tpubkey == NULL)
1122 {
1123 fprintf(stdout,"Modulus=unavailable\n");
1124 goto end;
1125 }
1126 fprintf(stdout,"Modulus=");
1127 #ifndef OPENSSL_NO_RSA
1128 if (tpubkey->type == EVP_PKEY_RSA)
1129 BN_print(out,tpubkey->pkey.rsa->n);
1130 else
1131 #endif
1132 fprintf(stdout,"Wrong Algorithm type");
1133 EVP_PKEY_free(tpubkey);
1134 fprintf(stdout,"\n");
1135 }
1136
1137 if (!noout && !x509)
1138 {
1139 if (outformat == FORMAT_ASN1)
1140 i=i2d_X509_REQ_bio(out,req);
1141 else if (outformat == FORMAT_PEM) {
1142 if(newhdr) i=PEM_write_bio_X509_REQ_NEW(out,req);
1143 else i=PEM_write_bio_X509_REQ(out,req);
1144 } else {
1145 BIO_printf(bio_err,"bad output format specified for outfile\n");
1146 goto end;
1147 }
1148 if (!i)
1149 {
1150 BIO_printf(bio_err,"unable to write X509 request\n");
1151 goto end;
1152 }
1153 }
1154 if (!noout && x509 && (x509ss != NULL))
1155 {
1156 if (outformat == FORMAT_ASN1)
1157 i=i2d_X509_bio(out,x509ss);
1158 else if (outformat == FORMAT_PEM)
1159 i=PEM_write_bio_X509(out,x509ss);
1160 else {
1161 BIO_printf(bio_err,"bad output format specified for outfile\n");
1162 goto end;
1163 }
1164 if (!i)
1165 {
1166 BIO_printf(bio_err,"unable to write X509 certificate\n");
1167 goto end;
1168 }
1169 }
1170 ex=0;
1171 end:
1172 #ifndef MONOLITH
1173 if(to_free)
1174 OPENSSL_free(to_free);
1175 #endif
1176 if (ex)
1177 {
1178 ERR_print_errors(bio_err);
1179 }
1180 if ((req_conf != NULL) && (req_conf != config)) NCONF_free(req_conf);
1181 BIO_free(in);
1182 BIO_free_all(out);
1183 EVP_PKEY_free(pkey);
1184 X509_REQ_free(req);
1185 X509_free(x509ss);
1186 ASN1_INTEGER_free(serial);
1187 if(passargin && passin) OPENSSL_free(passin);
1188 if(passargout && passout) OPENSSL_free(passout);
1189 OBJ_cleanup();
1190 #ifndef OPENSSL_NO_DSA
1191 if (dsa_params != NULL) DSA_free(dsa_params);
1192 #endif
1193 #ifndef OPENSSL_NO_ECDSA
1194 if (ec_params != NULL) EC_KEY_free(ec_params);
1195 #endif
1196 apps_shutdown();
1197 OPENSSL_EXIT(ex);
1198 }
1199
1200 static int make_REQ(X509_REQ *req, EVP_PKEY *pkey, char *subj, int multirdn,
1201 int attribs, unsigned long chtype)
1202 {
1203 int ret=0,i;
1204 char no_prompt = 0;
1205 STACK_OF(CONF_VALUE) *dn_sk, *attr_sk = NULL;
1206 char *tmp, *dn_sect,*attr_sect;
1207
1208 tmp=NCONF_get_string(req_conf,SECTION,PROMPT);
1209 if (tmp == NULL)
1210 ERR_clear_error();
1211 if((tmp != NULL) && !strcmp(tmp, "no")) no_prompt = 1;
1212
1213 dn_sect=NCONF_get_string(req_conf,SECTION,DISTINGUISHED_NAME);
1214 if (dn_sect == NULL)
1215 {
1216 BIO_printf(bio_err,"unable to find '%s' in config\n",
1217 DISTINGUISHED_NAME);
1218 goto err;
1219 }
1220 dn_sk=NCONF_get_section(req_conf,dn_sect);
1221 if (dn_sk == NULL)
1222 {
1223 BIO_printf(bio_err,"unable to get '%s' section\n",dn_sect);
1224 goto err;
1225 }
1226
1227 attr_sect=NCONF_get_string(req_conf,SECTION,ATTRIBUTES);
1228 if (attr_sect == NULL)
1229 {
1230 ERR_clear_error();
1231 attr_sk=NULL;
1232 }
1233 else
1234 {
1235 attr_sk=NCONF_get_section(req_conf,attr_sect);
1236 if (attr_sk == NULL)
1237 {
1238 BIO_printf(bio_err,"unable to get '%s' section\n",attr_sect);
1239 goto err;
1240 }
1241 }
1242
1243 /* setup version number */
1244 if (!X509_REQ_set_version(req,0L)) goto err; /* version 1 */
1245
1246 if (no_prompt)
1247 i = auto_info(req, dn_sk, attr_sk, attribs, chtype);
1248 else
1249 {
1250 if (subj)
1251 i = build_subject(req, subj, chtype, multirdn);
1252 else
1253 i = prompt_info(req, dn_sk, dn_sect, attr_sk, attr_sect, attribs, chtype);
1254 }
1255 if(!i) goto err;
1256
1257 if (!X509_REQ_set_pubkey(req,pkey)) goto err;
1258
1259 ret=1;
1260 err:
1261 return(ret);
1262 }
1263
1264 /*
1265 * subject is expected to be in the format /type0=value0/type1=value1/type2=...
1266 * where characters may be escaped by \
1267 */
1268 static int build_subject(X509_REQ *req, char *subject, unsigned long chtype, int multirdn)
1269 {
1270 X509_NAME *n;
1271
1272 if (!(n = parse_name(subject, chtype, multirdn)))
1273 return 0;
1274
1275 if (!X509_REQ_set_subject_name(req, n))
1276 {
1277 X509_NAME_free(n);
1278 return 0;
1279 }
1280 X509_NAME_free(n);
1281 return 1;
1282 }
1283
1284
1285 static int prompt_info(X509_REQ *req,
1286 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
1287 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
1288 unsigned long chtype)
1289 {
1290 int i;
1291 char *p,*q;
1292 char buf[100];
1293 int nid, mval;
1294 long n_min,n_max;
1295 char *type, *value;
1296 const char *def;
1297 CONF_VALUE *v;
1298 X509_NAME *subj;
1299 subj = X509_REQ_get_subject_name(req);
1300
1301 if(!batch)
1302 {
1303 BIO_printf(bio_err,"You are about to be asked to enter information that will be incorporated\n");
1304 BIO_printf(bio_err,"into your certificate request.\n");
1305 BIO_printf(bio_err,"What you are about to enter is what is called a Distinguished Name or a DN.\n");
1306 BIO_printf(bio_err,"There are quite a few fields but you can leave some blank\n");
1307 BIO_printf(bio_err,"For some fields there will be a default value,\n");
1308 BIO_printf(bio_err,"If you enter '.', the field will be left blank.\n");
1309 BIO_printf(bio_err,"-----\n");
1310 }
1311
1312
1313 if (sk_CONF_VALUE_num(dn_sk))
1314 {
1315 i= -1;
1316 start: for (;;)
1317 {
1318 i++;
1319 if (sk_CONF_VALUE_num(dn_sk) <= i) break;
1320
1321 v=sk_CONF_VALUE_value(dn_sk,i);
1322 p=q=NULL;
1323 type=v->name;
1324 if(!check_end(type,"_min") || !check_end(type,"_max") ||
1325 !check_end(type,"_default") ||
1326 !check_end(type,"_value")) continue;
1327 /* Skip past any leading X. X: X, etc to allow for
1328 * multiple instances
1329 */
1330 for(p = v->name; *p ; p++)
1331 if ((*p == ':') || (*p == ',') ||
1332 (*p == '.')) {
1333 p++;
1334 if(*p) type = p;
1335 break;
1336 }
1337 if (*type == '+')
1338 {
1339 mval = -1;
1340 type++;
1341 }
1342 else
1343 mval = 0;
1344 /* If OBJ not recognised ignore it */
1345 if ((nid=OBJ_txt2nid(type)) == NID_undef) goto start;
1346 if (BIO_snprintf(buf,sizeof buf,"%s_default",v->name)
1347 >= (int)sizeof(buf))
1348 {
1349 BIO_printf(bio_err,"Name '%s' too long\n",v->name);
1350 return 0;
1351 }
1352
1353 if ((def=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
1354 {
1355 ERR_clear_error();
1356 def="";
1357 }
1358
1359 BIO_snprintf(buf,sizeof buf,"%s_value",v->name);
1360 if ((value=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
1361 {
1362 ERR_clear_error();
1363 value=NULL;
1364 }
1365
1366 BIO_snprintf(buf,sizeof buf,"%s_min",v->name);
1367 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_min))
1368 {
1369 ERR_clear_error();
1370 n_min = -1;
1371 }
1372
1373 BIO_snprintf(buf,sizeof buf,"%s_max",v->name);
1374 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_max))
1375 {
1376 ERR_clear_error();
1377 n_max = -1;
1378 }
1379
1380 if (!add_DN_object(subj,v->value,def,value,nid,
1381 n_min,n_max, chtype, mval))
1382 return 0;
1383 }
1384 if (X509_NAME_entry_count(subj) == 0)
1385 {
1386 BIO_printf(bio_err,"error, no objects specified in config file\n");
1387 return 0;
1388 }
1389
1390 if (attribs)
1391 {
1392 if ((attr_sk != NULL) && (sk_CONF_VALUE_num(attr_sk) > 0) && (!batch))
1393 {
1394 BIO_printf(bio_err,"\nPlease enter the following 'extra' attributes\n");
1395 BIO_printf(bio_err,"to be sent with your certificate request\n");
1396 }
1397
1398 i= -1;
1399 start2: for (;;)
1400 {
1401 i++;
1402 if ((attr_sk == NULL) ||
1403 (sk_CONF_VALUE_num(attr_sk) <= i))
1404 break;
1405
1406 v=sk_CONF_VALUE_value(attr_sk,i);
1407 type=v->name;
1408 if ((nid=OBJ_txt2nid(type)) == NID_undef)
1409 goto start2;
1410
1411 if (BIO_snprintf(buf,sizeof buf,"%s_default",type)
1412 >= (int)sizeof(buf))
1413 {
1414 BIO_printf(bio_err,"Name '%s' too long\n",v->name);
1415 return 0;
1416 }
1417
1418 if ((def=NCONF_get_string(req_conf,attr_sect,buf))
1419 == NULL)
1420 {
1421 ERR_clear_error();
1422 def="";
1423 }
1424
1425
1426 BIO_snprintf(buf,sizeof buf,"%s_value",type);
1427 if ((value=NCONF_get_string(req_conf,attr_sect,buf))
1428 == NULL)
1429 {
1430 ERR_clear_error();
1431 value=NULL;
1432 }
1433
1434 BIO_snprintf(buf,sizeof buf,"%s_min",type);
1435 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_min))
1436 n_min = -1;
1437
1438 BIO_snprintf(buf,sizeof buf,"%s_max",type);
1439 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_max))
1440 n_max = -1;
1441
1442 if (!add_attribute_object(req,
1443 v->value,def,value,nid,n_min,n_max, chtype))
1444 return 0;
1445 }
1446 }
1447 }
1448 else
1449 {
1450 BIO_printf(bio_err,"No template, please set one up.\n");
1451 return 0;
1452 }
1453
1454 return 1;
1455
1456 }
1457
1458 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *dn_sk,
1459 STACK_OF(CONF_VALUE) *attr_sk, int attribs, unsigned long chtype)
1460 {
1461 int i;
1462 char *p,*q;
1463 char *type;
1464 CONF_VALUE *v;
1465 X509_NAME *subj;
1466
1467 subj = X509_REQ_get_subject_name(req);
1468
1469 for (i = 0; i < sk_CONF_VALUE_num(dn_sk); i++)
1470 {
1471 int mval;
1472 v=sk_CONF_VALUE_value(dn_sk,i);
1473 p=q=NULL;
1474 type=v->name;
1475 /* Skip past any leading X. X: X, etc to allow for
1476 * multiple instances
1477 */
1478 for(p = v->name; *p ; p++)
1479 #ifndef CHARSET_EBCDIC
1480 if ((*p == ':') || (*p == ',') || (*p == '.')) {
1481 #else
1482 if ((*p == os_toascii[':']) || (*p == os_toascii[',']) || (*p == os_toascii['.'])) {
1483 #endif
1484 p++;
1485 if(*p) type = p;
1486 break;
1487 }
1488 #ifndef CHARSET_EBCDIC
1489 if (*p == '+')
1490 #else
1491 if (*p == os_toascii['+'])
1492 #endif
1493 {
1494 p++;
1495 mval = -1;
1496 }
1497 else
1498 mval = 0;
1499 if (!X509_NAME_add_entry_by_txt(subj,type, chtype,
1500 (unsigned char *) v->value,-1,-1,mval)) return 0;
1501
1502 }
1503
1504 if (!X509_NAME_entry_count(subj))
1505 {
1506 BIO_printf(bio_err,"error, no objects specified in config file\n");
1507 return 0;
1508 }
1509 if (attribs)
1510 {
1511 for (i = 0; i < sk_CONF_VALUE_num(attr_sk); i++)
1512 {
1513 v=sk_CONF_VALUE_value(attr_sk,i);
1514 if(!X509_REQ_add1_attr_by_txt(req, v->name, chtype,
1515 (unsigned char *)v->value, -1)) return 0;
1516 }
1517 }
1518 return 1;
1519 }
1520
1521
1522 static int add_DN_object(X509_NAME *n, char *text, const char *def, char *value,
1523 int nid, int n_min, int n_max, unsigned long chtype, int mval)
1524 {
1525 int i,ret=0;
1526 MS_STATIC char buf[1024];
1527 start:
1528 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1529 (void)BIO_flush(bio_err);
1530 if(value != NULL)
1531 {
1532 BUF_strlcpy(buf,value,sizeof buf);
1533 BUF_strlcat(buf,"\n",sizeof buf);
1534 BIO_printf(bio_err,"%s\n",value);
1535 }
1536 else
1537 {
1538 buf[0]='\0';
1539 if (!batch)
1540 {
1541 fgets(buf,sizeof buf,stdin);
1542 }
1543 else
1544 {
1545 buf[0] = '\n';
1546 buf[1] = '\0';
1547 }
1548 }
1549
1550 if (buf[0] == '\0') return(0);
1551 else if (buf[0] == '\n')
1552 {
1553 if ((def == NULL) || (def[0] == '\0'))
1554 return(1);
1555 BUF_strlcpy(buf,def,sizeof buf);
1556 BUF_strlcat(buf,"\n",sizeof buf);
1557 }
1558 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1559
1560 i=strlen(buf);
1561 if (buf[i-1] != '\n')
1562 {
1563 BIO_printf(bio_err,"weird input :-(\n");
1564 return(0);
1565 }
1566 buf[--i]='\0';
1567 #ifdef CHARSET_EBCDIC
1568 ebcdic2ascii(buf, buf, i);
1569 #endif
1570 if(!req_check_len(i, n_min, n_max)) goto start;
1571 if (!X509_NAME_add_entry_by_NID(n,nid, chtype,
1572 (unsigned char *) buf, -1,-1,mval)) goto err;
1573 ret=1;
1574 err:
1575 return(ret);
1576 }
1577
1578 static int add_attribute_object(X509_REQ *req, char *text, const char *def,
1579 char *value, int nid, int n_min,
1580 int n_max, unsigned long chtype)
1581 {
1582 int i;
1583 static char buf[1024];
1584
1585 start:
1586 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1587 (void)BIO_flush(bio_err);
1588 if (value != NULL)
1589 {
1590 BUF_strlcpy(buf,value,sizeof buf);
1591 BUF_strlcat(buf,"\n",sizeof buf);
1592 BIO_printf(bio_err,"%s\n",value);
1593 }
1594 else
1595 {
1596 buf[0]='\0';
1597 if (!batch)
1598 {
1599 fgets(buf,sizeof buf,stdin);
1600 }
1601 else
1602 {
1603 buf[0] = '\n';
1604 buf[1] = '\0';
1605 }
1606 }
1607
1608 if (buf[0] == '\0') return(0);
1609 else if (buf[0] == '\n')
1610 {
1611 if ((def == NULL) || (def[0] == '\0'))
1612 return(1);
1613 BUF_strlcpy(buf,def,sizeof buf);
1614 BUF_strlcat(buf,"\n",sizeof buf);
1615 }
1616 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1617
1618 i=strlen(buf);
1619 if (buf[i-1] != '\n')
1620 {
1621 BIO_printf(bio_err,"weird input :-(\n");
1622 return(0);
1623 }
1624 buf[--i]='\0';
1625 #ifdef CHARSET_EBCDIC
1626 ebcdic2ascii(buf, buf, i);
1627 #endif
1628 if(!req_check_len(i, n_min, n_max)) goto start;
1629
1630 if(!X509_REQ_add1_attr_by_NID(req, nid, chtype,
1631 (unsigned char *)buf, -1)) {
1632 BIO_printf(bio_err, "Error adding attribute\n");
1633 ERR_print_errors(bio_err);
1634 goto err;
1635 }
1636
1637 return(1);
1638 err:
1639 return(0);
1640 }
1641
1642 #ifndef OPENSSL_NO_RSA
1643 static int MS_CALLBACK req_cb(int p, int n, BN_GENCB *cb)
1644 {
1645 char c='*';
1646
1647 if (p == 0) c='.';
1648 if (p == 1) c='+';
1649 if (p == 2) c='*';
1650 if (p == 3) c='\n';
1651 BIO_write(cb->arg,&c,1);
1652 (void)BIO_flush(cb->arg);
1653 #ifdef LINT
1654 p=n;
1655 #endif
1656 return 1;
1657 }
1658 #endif
1659
1660 static int req_check_len(int len, int n_min, int n_max)
1661 {
1662 if ((n_min > 0) && (len < n_min))
1663 {
1664 BIO_printf(bio_err,"string is too short, it needs to be at least %d bytes long\n",n_min);
1665 return(0);
1666 }
1667 if ((n_max >= 0) && (len > n_max))
1668 {
1669 BIO_printf(bio_err,"string is too long, it needs to be less than %d bytes long\n",n_max);
1670 return(0);
1671 }
1672 return(1);
1673 }
1674
1675 /* Check if the end of a string matches 'end' */
1676 static int check_end(const char *str, const char *end)
1677 {
1678 int elen, slen;
1679 const char *tmp;
1680 elen = strlen(end);
1681 slen = strlen(str);
1682 if(elen > slen) return 1;
1683 tmp = str + slen - elen;
1684 return strcmp(tmp, end);
1685 }
DragonFly BSD