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Reorganise -subj option code, fix buffer overrun.
[thirdparty/openssl.git] / apps / req.c
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 #include <stdio.h>
60 #include <stdlib.h>
61 #include <time.h>
62 #include <string.h>
63 #ifdef OPENSSL_NO_STDIO
64 #define APPS_WIN16
65 #endif
66 #include "apps.h"
67 #include <openssl/bio.h>
68 #include <openssl/evp.h>
69 #include <openssl/conf.h>
70 #include <openssl/err.h>
71 #include <openssl/asn1.h>
72 #include <openssl/x509.h>
73 #include <openssl/x509v3.h>
74 #include <openssl/objects.h>
75 #include <openssl/pem.h>
76
77 #define SECTION "req"
78
79 #define BITS "default_bits"
80 #define KEYFILE "default_keyfile"
81 #define PROMPT "prompt"
82 #define DISTINGUISHED_NAME "distinguished_name"
83 #define ATTRIBUTES "attributes"
84 #define V3_EXTENSIONS "x509_extensions"
85 #define REQ_EXTENSIONS "req_extensions"
86 #define STRING_MASK "string_mask"
87 #define UTF8_IN "utf8"
88
89 #define DEFAULT_KEY_LENGTH 512
90 #define MIN_KEY_LENGTH 384
91
92 #undef PROG
93 #define PROG req_main
94
95 /* -inform arg - input format - default PEM (DER or PEM)
96 * -outform arg - output format - default PEM
97 * -in arg - input file - default stdin
98 * -out arg - output file - default stdout
99 * -verify - check request signature
100 * -noout - don't print stuff out.
101 * -text - print out human readable text.
102 * -nodes - no des encryption
103 * -config file - Load configuration file.
104 * -key file - make a request using key in file (or use it for verification).
105 * -keyform arg - key file format.
106 * -rand file(s) - load the file(s) into the PRNG.
107 * -newkey - make a key and a request.
108 * -modulus - print RSA modulus.
109 * -pubkey - output Public Key.
110 * -x509 - output a self signed X509 structure instead.
111 * -asn1-kludge - output new certificate request in a format that some CA's
112 * require. This format is wrong
113 */
114
115 static int make_REQ(X509_REQ *req,EVP_PKEY *pkey,char *dn,int attribs,
116 unsigned long chtype);
117 static int build_subject(X509_REQ *req, char *subj, unsigned long chtype);
118 static int prompt_info(X509_REQ *req,
119 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
120 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
121 unsigned long chtype);
122 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *sk,
123 STACK_OF(CONF_VALUE) *attr, int attribs,
124 unsigned long chtype);
125 static int add_attribute_object(X509_REQ *req, char *text,
126 char *def, char *value, int nid, int n_min,
127 int n_max, unsigned long chtype);
128 static int add_DN_object(X509_NAME *n, char *text, char *def, char *value,
129 int nid,int n_min,int n_max, unsigned long chtype);
130 #ifndef OPENSSL_NO_RSA
131 static void MS_CALLBACK req_cb(int p,int n,void *arg);
132 #endif
133 static int req_check_len(int len,int n_min,int n_max);
134 static int check_end(char *str, char *end);
135 #ifndef MONOLITH
136 static char *default_config_file=NULL;
137 static CONF *config=NULL;
138 #endif
139 static CONF *req_conf=NULL;
140 static int batch=0;
141
142 #define TYPE_RSA 1
143 #define TYPE_DSA 2
144 #define TYPE_DH 3
145 #define TYPE_ECDSA 4
146
147 int MAIN(int, char **);
148
149 int MAIN(int argc, char **argv)
150 {
151 ENGINE *e = NULL;
152 #ifndef OPENSSL_NO_DSA
153 DSA *dsa_params=NULL;
154 #endif
155 #ifndef OPENSSL_NO_ECDSA
156 ECDSA *ecdsa_params = NULL;
157 #endif
158 unsigned long nmflag = 0;
159 int ex=1,x509=0,days=30;
160 X509 *x509ss=NULL;
161 X509_REQ *req=NULL;
162 EVP_PKEY *pkey=NULL;
163 int i=0,badops=0,newreq=0,verbose=0,pkey_type=TYPE_RSA;
164 long newkey = -1;
165 BIO *in=NULL,*out=NULL;
166 int informat,outformat,verify=0,noout=0,text=0,keyform=FORMAT_PEM;
167 int nodes=0,kludge=0,newhdr=0,subject=0,pubkey=0;
168 char *infile,*outfile,*prog,*keyfile=NULL,*template=NULL,*keyout=NULL;
169 char *engine=NULL;
170 char *extensions = NULL;
171 char *req_exts = NULL;
172 const EVP_CIPHER *cipher=NULL;
173 ASN1_INTEGER *serial = NULL;
174 int modulus=0;
175 char *inrand=NULL;
176 char *passargin = NULL, *passargout = NULL;
177 char *passin = NULL, *passout = NULL;
178 char *p;
179 char *subj = NULL;
180 const EVP_MD *md_alg=NULL,*digest=EVP_md5();
181 unsigned long chtype = MBSTRING_ASC;
182 #ifndef MONOLITH
183 MS_STATIC char config_name[256];
184 long errline;
185 #endif
186
187 req_conf = NULL;
188 #ifndef OPENSSL_NO_DES
189 cipher=EVP_des_ede3_cbc();
190 #endif
191 apps_startup();
192
193 if (bio_err == NULL)
194 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
195 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
196
197 infile=NULL;
198 outfile=NULL;
199 informat=FORMAT_PEM;
200 outformat=FORMAT_PEM;
201
202 prog=argv[0];
203 argc--;
204 argv++;
205 while (argc >= 1)
206 {
207 if (strcmp(*argv,"-inform") == 0)
208 {
209 if (--argc < 1) goto bad;
210 informat=str2fmt(*(++argv));
211 }
212 else if (strcmp(*argv,"-outform") == 0)
213 {
214 if (--argc < 1) goto bad;
215 outformat=str2fmt(*(++argv));
216 }
217 else if (strcmp(*argv,"-engine") == 0)
218 {
219 if (--argc < 1) goto bad;
220 engine= *(++argv);
221 }
222 else if (strcmp(*argv,"-key") == 0)
223 {
224 if (--argc < 1) goto bad;
225 keyfile= *(++argv);
226 }
227 else if (strcmp(*argv,"-pubkey") == 0)
228 {
229 pubkey=1;
230 }
231 else if (strcmp(*argv,"-new") == 0)
232 {
233 newreq=1;
234 }
235 else if (strcmp(*argv,"-config") == 0)
236 {
237 if (--argc < 1) goto bad;
238 template= *(++argv);
239 }
240 else if (strcmp(*argv,"-keyform") == 0)
241 {
242 if (--argc < 1) goto bad;
243 keyform=str2fmt(*(++argv));
244 }
245 else if (strcmp(*argv,"-in") == 0)
246 {
247 if (--argc < 1) goto bad;
248 infile= *(++argv);
249 }
250 else if (strcmp(*argv,"-out") == 0)
251 {
252 if (--argc < 1) goto bad;
253 outfile= *(++argv);
254 }
255 else if (strcmp(*argv,"-keyout") == 0)
256 {
257 if (--argc < 1) goto bad;
258 keyout= *(++argv);
259 }
260 else if (strcmp(*argv,"-passin") == 0)
261 {
262 if (--argc < 1) goto bad;
263 passargin= *(++argv);
264 }
265 else if (strcmp(*argv,"-passout") == 0)
266 {
267 if (--argc < 1) goto bad;
268 passargout= *(++argv);
269 }
270 else if (strcmp(*argv,"-rand") == 0)
271 {
272 if (--argc < 1) goto bad;
273 inrand= *(++argv);
274 }
275 else if (strcmp(*argv,"-newkey") == 0)
276 {
277 int is_numeric;
278
279 if (--argc < 1) goto bad;
280 p= *(++argv);
281 is_numeric = p[0] >= '0' && p[0] <= '9';
282 if (strncmp("rsa:",p,4) == 0 || is_numeric)
283 {
284 pkey_type=TYPE_RSA;
285 if(!is_numeric)
286 p+=4;
287 newkey= atoi(p);
288 }
289 else
290 #ifndef OPENSSL_NO_DSA
291 if (strncmp("dsa:",p,4) == 0)
292 {
293 X509 *xtmp=NULL;
294 EVP_PKEY *dtmp;
295
296 pkey_type=TYPE_DSA;
297 p+=4;
298 if ((in=BIO_new_file(p,"r")) == NULL)
299 {
300 perror(p);
301 goto end;
302 }
303 if ((dsa_params=PEM_read_bio_DSAparams(in,NULL,NULL,NULL)) == NULL)
304 {
305 ERR_clear_error();
306 (void)BIO_reset(in);
307 if ((xtmp=PEM_read_bio_X509(in,NULL,NULL,NULL)) == NULL)
308 {
309 BIO_printf(bio_err,"unable to load DSA parameters from file\n");
310 goto end;
311 }
312
313 if ((dtmp=X509_get_pubkey(xtmp)) == NULL) goto end;
314 if (dtmp->type == EVP_PKEY_DSA)
315 dsa_params=DSAparams_dup(dtmp->pkey.dsa);
316 EVP_PKEY_free(dtmp);
317 X509_free(xtmp);
318 if (dsa_params == NULL)
319 {
320 BIO_printf(bio_err,"Certificate does not contain DSA parameters\n");
321 goto end;
322 }
323 }
324 BIO_free(in);
325 in=NULL;
326 newkey=BN_num_bits(dsa_params->p);
327 }
328 else
329 #endif
330 #ifndef OPENSSL_NO_ECDSA
331 if (strncmp("ecdsa:",p,4) == 0)
332 {
333 X509 *xtmp=NULL;
334 EVP_PKEY *dtmp;
335
336 pkey_type=TYPE_ECDSA;
337 p+=6;
338 if ((in=BIO_new_file(p,"r")) == NULL)
339 {
340 perror(p);
341 goto end;
342 }
343 if ((ecdsa_params = PEM_read_bio_ECDSAParameters(in, NULL, NULL, NULL)) == NULL)
344 {
345 ERR_clear_error();
346 (void)BIO_reset(in);
347 if ((xtmp=PEM_read_bio_X509(in,NULL,NULL,NULL)) == NULL)
348 {
349 BIO_printf(bio_err,"unable to load ECDSA parameters from file\n");
350 goto end;
351 }
352
353 if ((dtmp=X509_get_pubkey(xtmp)) == NULL) goto end;
354 if (dtmp->type == EVP_PKEY_ECDSA)
355 ecdsa_params = ECDSAParameters_dup(dtmp->pkey.ecdsa);
356 EVP_PKEY_free(dtmp);
357 X509_free(xtmp);
358 if (ecdsa_params == NULL)
359 {
360 BIO_printf(bio_err,"Certificate does not contain ECDSA parameters\n");
361 goto end;
362 }
363 }
364
365 BIO_free(in);
366 in=NULL;
367
368 {
369 BIGNUM *order = BN_new();
370
371 if (!order)
372 goto end;
373 if (!EC_GROUP_get_order(ecdsa_params->group, order, NULL))
374 goto end;
375 newkey = BN_num_bits(order);
376 BN_free(order);
377 }
378
379 }
380 else
381 #endif
382 #ifndef OPENSSL_NO_DH
383 if (strncmp("dh:",p,4) == 0)
384 {
385 pkey_type=TYPE_DH;
386 p+=3;
387 }
388 else
389 #endif
390 pkey_type=TYPE_RSA;
391
392 newreq=1;
393 }
394 else if (strcmp(*argv,"-batch") == 0)
395 batch=1;
396 else if (strcmp(*argv,"-newhdr") == 0)
397 newhdr=1;
398 else if (strcmp(*argv,"-modulus") == 0)
399 modulus=1;
400 else if (strcmp(*argv,"-verify") == 0)
401 verify=1;
402 else if (strcmp(*argv,"-nodes") == 0)
403 nodes=1;
404 else if (strcmp(*argv,"-noout") == 0)
405 noout=1;
406 else if (strcmp(*argv,"-verbose") == 0)
407 verbose=1;
408 else if (strcmp(*argv,"-utf8") == 0)
409 chtype = MBSTRING_UTF8;
410 else if (strcmp(*argv,"-nameopt") == 0)
411 {
412 if (--argc < 1) goto bad;
413 if (!set_name_ex(&nmflag, *(++argv))) goto bad;
414 }
415 else if (strcmp(*argv,"-subject") == 0)
416 subject=1;
417 else if (strcmp(*argv,"-text") == 0)
418 text=1;
419 else if (strcmp(*argv,"-x509") == 0)
420 x509=1;
421 else if (strcmp(*argv,"-asn1-kludge") == 0)
422 kludge=1;
423 else if (strcmp(*argv,"-no-asn1-kludge") == 0)
424 kludge=0;
425 else if (strcmp(*argv,"-subj") == 0)
426 {
427 if (--argc < 1) goto bad;
428 subj= *(++argv);
429 }
430 else if (strcmp(*argv,"-days") == 0)
431 {
432 if (--argc < 1) goto bad;
433 days= atoi(*(++argv));
434 if (days == 0) days=30;
435 }
436 else if (strcmp(*argv,"-set_serial") == 0)
437 {
438 if (--argc < 1) goto bad;
439 serial = s2i_ASN1_INTEGER(NULL, *(++argv));
440 if (!serial) goto bad;
441 }
442 else if ((md_alg=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
443 {
444 /* ok */
445 digest=md_alg;
446 }
447 else if (strcmp(*argv,"-extensions") == 0)
448 {
449 if (--argc < 1) goto bad;
450 extensions = *(++argv);
451 }
452 else if (strcmp(*argv,"-reqexts") == 0)
453 {
454 if (--argc < 1) goto bad;
455 req_exts = *(++argv);
456 }
457 else
458 {
459 BIO_printf(bio_err,"unknown option %s\n",*argv);
460 badops=1;
461 break;
462 }
463 argc--;
464 argv++;
465 }
466
467 if (badops)
468 {
469 bad:
470 BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
471 BIO_printf(bio_err,"where options are\n");
472 BIO_printf(bio_err," -inform arg input format - DER or PEM\n");
473 BIO_printf(bio_err," -outform arg output format - DER or PEM\n");
474 BIO_printf(bio_err," -in arg input file\n");
475 BIO_printf(bio_err," -out arg output file\n");
476 BIO_printf(bio_err," -text text form of request\n");
477 BIO_printf(bio_err," -pubkey output public key\n");
478 BIO_printf(bio_err," -noout do not output REQ\n");
479 BIO_printf(bio_err," -verify verify signature on REQ\n");
480 BIO_printf(bio_err," -modulus RSA modulus\n");
481 BIO_printf(bio_err," -nodes don't encrypt the output key\n");
482 BIO_printf(bio_err," -engine e use engine e, possibly a hardware device\n");
483 BIO_printf(bio_err," -subject output the request's subject\n");
484 BIO_printf(bio_err," -passin private key password source\n");
485 BIO_printf(bio_err," -key file use the private key contained in file\n");
486 BIO_printf(bio_err," -keyform arg key file format\n");
487 BIO_printf(bio_err," -keyout arg file to send the key to\n");
488 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
489 BIO_printf(bio_err," load the file (or the files in the directory) into\n");
490 BIO_printf(bio_err," the random number generator\n");
491 BIO_printf(bio_err," -newkey rsa:bits generate a new RSA key of 'bits' in size\n");
492 BIO_printf(bio_err," -newkey dsa:file generate a new DSA key, parameters taken from CA in 'file'\n");
493 BIO_printf(bio_err," -newkey ecdsa:file generate a new ECDSA key, parameters taken from CA in 'file'\n");
494 BIO_printf(bio_err," -[digest] Digest to sign with (md5, sha1, md2, mdc2, md4)\n");
495 BIO_printf(bio_err," -config file request template file.\n");
496 BIO_printf(bio_err," -subj arg set or modify request subject\n");
497 BIO_printf(bio_err," -new new request.\n");
498 BIO_printf(bio_err," -batch do not ask anything during request generation\n");
499 BIO_printf(bio_err," -x509 output a x509 structure instead of a cert. req.\n");
500 BIO_printf(bio_err," -days number of days a certificate generated by -x509 is valid for.\n");
501 BIO_printf(bio_err," -set_serial serial number to use for a certificate generated by -x509.\n");
502 BIO_printf(bio_err," -newhdr output \"NEW\" in the header lines\n");
503 BIO_printf(bio_err," -asn1-kludge Output the 'request' in a format that is wrong but some CA's\n");
504 BIO_printf(bio_err," have been reported as requiring\n");
505 BIO_printf(bio_err," -extensions .. specify certificate extension section (override value in config file)\n");
506 BIO_printf(bio_err," -reqexts .. specify request extension section (override value in config file)\n");
507 BIO_printf(bio_err," -utf8 input characters are UTF8 (default ASCII)\n");
508 BIO_printf(bio_err," -nameopt arg - various certificate name options\n");
509 goto end;
510 }
511
512 ERR_load_crypto_strings();
513 if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
514 BIO_printf(bio_err, "Error getting passwords\n");
515 goto end;
516 }
517
518 #ifndef MONOLITH /* else this has happened in openssl.c (global `config') */
519 /* Lets load up our environment a little */
520 p=getenv("OPENSSL_CONF");
521 if (p == NULL)
522 p=getenv("SSLEAY_CONF");
523 if (p == NULL)
524 {
525 strcpy(config_name,X509_get_default_cert_area());
526 #ifndef OPENSSL_SYS_VMS
527 strcat(config_name,"/");
528 #endif
529 strcat(config_name,OPENSSL_CONF);
530 p=config_name;
531 }
532 default_config_file=p;
533 config=NCONF_new(NULL);
534 i=NCONF_load(config, p, &errline);
535 #endif
536
537 if (template != NULL)
538 {
539 long errline;
540
541 if( verbose )
542 BIO_printf(bio_err,"Using configuration from %s\n",template);
543 req_conf=NCONF_new(NULL);
544 i=NCONF_load(req_conf,template,&errline);
545 if (i == 0)
546 {
547 BIO_printf(bio_err,"error on line %ld of %s\n",errline,template);
548 goto end;
549 }
550 }
551 else
552 {
553 req_conf=config;
554 if( verbose )
555 BIO_printf(bio_err,"Using configuration from %s\n",
556 default_config_file);
557 if (req_conf == NULL)
558 {
559 BIO_printf(bio_err,"Unable to load config info\n");
560 }
561 }
562
563 if (req_conf != NULL)
564 {
565 if (!load_config(bio_err, req_conf))
566 goto end;
567 p=NCONF_get_string(req_conf,NULL,"oid_file");
568 if (p == NULL)
569 ERR_clear_error();
570 if (p != NULL)
571 {
572 BIO *oid_bio;
573
574 oid_bio=BIO_new_file(p,"r");
575 if (oid_bio == NULL)
576 {
577 /*
578 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
579 ERR_print_errors(bio_err);
580 */
581 }
582 else
583 {
584 OBJ_create_objects(oid_bio);
585 BIO_free(oid_bio);
586 }
587 }
588 }
589 if(!add_oid_section(bio_err, req_conf)) goto end;
590
591 if (md_alg == NULL)
592 {
593 p=NCONF_get_string(req_conf,SECTION,"default_md");
594 if (p == NULL)
595 ERR_clear_error();
596 if (p != NULL)
597 {
598 if ((md_alg=EVP_get_digestbyname(p)) != NULL)
599 digest=md_alg;
600 }
601 }
602
603 if (!extensions)
604 {
605 extensions = NCONF_get_string(req_conf, SECTION, V3_EXTENSIONS);
606 if (!extensions)
607 ERR_clear_error();
608 }
609 if (extensions) {
610 /* Check syntax of file */
611 X509V3_CTX ctx;
612 X509V3_set_ctx_test(&ctx);
613 X509V3_set_nconf(&ctx, req_conf);
614 if(!X509V3_EXT_add_nconf(req_conf, &ctx, extensions, NULL)) {
615 BIO_printf(bio_err,
616 "Error Loading extension section %s\n", extensions);
617 goto end;
618 }
619 }
620
621 if(!passin)
622 {
623 passin = NCONF_get_string(req_conf, SECTION, "input_password");
624 if (!passin)
625 ERR_clear_error();
626 }
627
628 if(!passout)
629 {
630 passout = NCONF_get_string(req_conf, SECTION, "output_password");
631 if (!passout)
632 ERR_clear_error();
633 }
634
635 p = NCONF_get_string(req_conf, SECTION, STRING_MASK);
636 if (!p)
637 ERR_clear_error();
638
639 if(p && !ASN1_STRING_set_default_mask_asc(p)) {
640 BIO_printf(bio_err, "Invalid global string mask setting %s\n", p);
641 goto end;
642 }
643
644 if (chtype != MBSTRING_UTF8)
645 {
646 p = NCONF_get_string(req_conf, SECTION, UTF8_IN);
647 if (!p)
648 ERR_clear_error();
649 else if (!strcmp(p, "yes"))
650 chtype = MBSTRING_UTF8;
651 }
652
653
654 if(!req_exts)
655 {
656 req_exts = NCONF_get_string(req_conf, SECTION, REQ_EXTENSIONS);
657 if (!req_exts)
658 ERR_clear_error();
659 }
660 if(req_exts) {
661 /* Check syntax of file */
662 X509V3_CTX ctx;
663 X509V3_set_ctx_test(&ctx);
664 X509V3_set_nconf(&ctx, req_conf);
665 if(!X509V3_EXT_add_nconf(req_conf, &ctx, req_exts, NULL)) {
666 BIO_printf(bio_err,
667 "Error Loading request extension section %s\n",
668 req_exts);
669 goto end;
670 }
671 }
672
673 in=BIO_new(BIO_s_file());
674 out=BIO_new(BIO_s_file());
675 if ((in == NULL) || (out == NULL))
676 goto end;
677
678 e = setup_engine(bio_err, engine, 0);
679
680 if (keyfile != NULL)
681 {
682 pkey = load_key(bio_err, keyfile, keyform, passin, e,
683 "Private Key");
684 if (!pkey)
685 {
686 /* load_key() has already printed an appropriate
687 message */
688 goto end;
689 }
690 if (EVP_PKEY_type(pkey->type) == EVP_PKEY_DSA || EVP_PKEY_type(pkey->type) == EVP_PKEY_ECDSA)
691 {
692 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
693 if (randfile == NULL)
694 ERR_clear_error();
695 app_RAND_load_file(randfile, bio_err, 0);
696 }
697 }
698
699 if (newreq && (pkey == NULL))
700 {
701 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
702 if (randfile == NULL)
703 ERR_clear_error();
704 app_RAND_load_file(randfile, bio_err, 0);
705 if (inrand)
706 app_RAND_load_files(inrand);
707
708 if (newkey <= 0)
709 {
710 if (!NCONF_get_number(req_conf,SECTION,BITS, &newkey))
711 newkey=DEFAULT_KEY_LENGTH;
712 }
713
714 if (newkey < MIN_KEY_LENGTH && (pkey_type == TYPE_RSA || pkey_type == TYPE_DSA))
715 /* TODO: appropriate minimal keylength for the different algorithm (esp. ECDSA) */
716 {
717 BIO_printf(bio_err,"private key length is too short,\n");
718 BIO_printf(bio_err,"it needs to be at least %d bits, not %d\n",MIN_KEY_LENGTH,newkey);
719 goto end;
720 }
721 BIO_printf(bio_err,"Generating a %d bit %s private key\n",
722 newkey,(pkey_type == TYPE_RSA)?"RSA":(pkey_type == TYPE_DSA)?"DSA":"ECDSA");
723
724 if ((pkey=EVP_PKEY_new()) == NULL) goto end;
725
726 #ifndef OPENSSL_NO_RSA
727 if (pkey_type == TYPE_RSA)
728 {
729 if (!EVP_PKEY_assign_RSA(pkey,
730 RSA_generate_key(newkey,0x10001,
731 req_cb,bio_err)))
732 goto end;
733 }
734 else
735 #endif
736 #ifndef OPENSSL_NO_DSA
737 if (pkey_type == TYPE_DSA)
738 {
739 if (!DSA_generate_key(dsa_params)) goto end;
740 if (!EVP_PKEY_assign_DSA(pkey,dsa_params)) goto end;
741 dsa_params=NULL;
742 }
743 #endif
744 #ifndef OPENSSL_NO_ECDSA
745 if (pkey_type == TYPE_ECDSA)
746 {
747 if (!ECDSA_generate_key(ecdsa_params)) goto end;
748 if (!EVP_PKEY_assign_ECDSA(pkey, ecdsa_params)) goto end;
749 ecdsa_params = NULL;
750 }
751 #endif
752
753 app_RAND_write_file(randfile, bio_err);
754
755 if (pkey == NULL) goto end;
756
757 if (keyout == NULL)
758 {
759 keyout=NCONF_get_string(req_conf,SECTION,KEYFILE);
760 if (keyout == NULL)
761 ERR_clear_error();
762 }
763
764 if (keyout == NULL)
765 {
766 BIO_printf(bio_err,"writing new private key to stdout\n");
767 BIO_set_fp(out,stdout,BIO_NOCLOSE);
768 #ifdef OPENSSL_SYS_VMS
769 {
770 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
771 out = BIO_push(tmpbio, out);
772 }
773 #endif
774 }
775 else
776 {
777 BIO_printf(bio_err,"writing new private key to '%s'\n",keyout);
778 if (BIO_write_filename(out,keyout) <= 0)
779 {
780 perror(keyout);
781 goto end;
782 }
783 }
784
785 p=NCONF_get_string(req_conf,SECTION,"encrypt_rsa_key");
786 if (p == NULL)
787 {
788 ERR_clear_error();
789 p=NCONF_get_string(req_conf,SECTION,"encrypt_key");
790 if (p == NULL)
791 ERR_clear_error();
792 }
793 if ((p != NULL) && (strcmp(p,"no") == 0))
794 cipher=NULL;
795 if (nodes) cipher=NULL;
796
797 i=0;
798 loop:
799 if (!PEM_write_bio_PrivateKey(out,pkey,cipher,
800 NULL,0,NULL,passout))
801 {
802 if ((ERR_GET_REASON(ERR_peek_error()) ==
803 PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3))
804 {
805 ERR_clear_error();
806 i++;
807 goto loop;
808 }
809 goto end;
810 }
811 BIO_printf(bio_err,"-----\n");
812 }
813
814 if (!newreq)
815 {
816 /* Since we are using a pre-existing certificate
817 * request, the kludge 'format' info should not be
818 * changed. */
819 kludge= -1;
820 if (infile == NULL)
821 BIO_set_fp(in,stdin,BIO_NOCLOSE);
822 else
823 {
824 if (BIO_read_filename(in,infile) <= 0)
825 {
826 perror(infile);
827 goto end;
828 }
829 }
830
831 if (informat == FORMAT_ASN1)
832 req=d2i_X509_REQ_bio(in,NULL);
833 else if (informat == FORMAT_PEM)
834 req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
835 else
836 {
837 BIO_printf(bio_err,"bad input format specified for X509 request\n");
838 goto end;
839 }
840 if (req == NULL)
841 {
842 BIO_printf(bio_err,"unable to load X509 request\n");
843 goto end;
844 }
845 }
846
847 if (newreq || x509)
848 {
849 if (pkey == NULL)
850 {
851 BIO_printf(bio_err,"you need to specify a private key\n");
852 goto end;
853 }
854 #ifndef OPENSSL_NO_DSA
855 if (pkey->type == EVP_PKEY_DSA)
856 digest=EVP_dss1();
857 #endif
858 #ifndef OPENSSL_NO_ECDSA
859 if (pkey->type == EVP_PKEY_ECDSA)
860 digest=EVP_ecdsa();
861 #endif
862 if (req == NULL)
863 {
864 req=X509_REQ_new();
865 if (req == NULL)
866 {
867 goto end;
868 }
869
870 i=make_REQ(req,pkey,subj,!x509, chtype);
871 subj=NULL; /* done processing '-subj' option */
872 if ((kludge > 0) && !sk_X509_ATTRIBUTE_num(req->req_info->attributes))
873 {
874 sk_X509_ATTRIBUTE_free(req->req_info->attributes);
875 req->req_info->attributes = NULL;
876 }
877 if (!i)
878 {
879 BIO_printf(bio_err,"problems making Certificate Request\n");
880 goto end;
881 }
882 }
883 if (x509)
884 {
885 EVP_PKEY *tmppkey;
886 X509V3_CTX ext_ctx;
887 if ((x509ss=X509_new()) == NULL) goto end;
888
889 /* Set version to V3 */
890 if(!X509_set_version(x509ss, 2)) goto end;
891 if (serial)
892 {
893 if (!X509_set_serialNumber(x509ss, serial)) goto end;
894 }
895 else
896 {
897 if (!ASN1_INTEGER_set(X509_get_serialNumber(x509ss),0L)) goto end;
898 }
899
900 if (!X509_set_issuer_name(x509ss, X509_REQ_get_subject_name(req))) goto end;
901 if (!X509_gmtime_adj(X509_get_notBefore(x509ss),0)) goto end;
902 if (!X509_gmtime_adj(X509_get_notAfter(x509ss), (long)60*60*24*days)) goto end;
903 if (!X509_set_subject_name(x509ss, X509_REQ_get_subject_name(req))) goto end;
904 tmppkey = X509_REQ_get_pubkey(req);
905 if (!tmppkey || !X509_set_pubkey(x509ss,tmppkey)) goto end;
906 EVP_PKEY_free(tmppkey);
907
908 /* Set up V3 context struct */
909
910 X509V3_set_ctx(&ext_ctx, x509ss, x509ss, NULL, NULL, 0);
911 X509V3_set_nconf(&ext_ctx, req_conf);
912
913 /* Add extensions */
914 if(extensions && !X509V3_EXT_add_nconf(req_conf,
915 &ext_ctx, extensions, x509ss))
916 {
917 BIO_printf(bio_err,
918 "Error Loading extension section %s\n",
919 extensions);
920 goto end;
921 }
922
923 if (!(i=X509_sign(x509ss,pkey,digest)))
924 goto end;
925 }
926 else
927 {
928 X509V3_CTX ext_ctx;
929
930 /* Set up V3 context struct */
931
932 X509V3_set_ctx(&ext_ctx, NULL, NULL, req, NULL, 0);
933 X509V3_set_nconf(&ext_ctx, req_conf);
934
935 /* Add extensions */
936 if(req_exts && !X509V3_EXT_REQ_add_nconf(req_conf,
937 &ext_ctx, req_exts, req))
938 {
939 BIO_printf(bio_err,
940 "Error Loading extension section %s\n",
941 req_exts);
942 goto end;
943 }
944 if (!(i=X509_REQ_sign(req,pkey,digest)))
945 goto end;
946 }
947 }
948
949 if (subj && x509)
950 {
951 BIO_printf(bio_err, "Cannot modifiy certificate subject\n");
952 goto end;
953 }
954
955 if (subj && !x509)
956 {
957 if (verbose)
958 {
959 BIO_printf(bio_err, "Modifying Request's Subject\n");
960 print_name(bio_err, "old subject=", X509_REQ_get_subject_name(req), nmflag);
961 }
962
963 if (build_subject(req, subj, chtype) == 0)
964 {
965 BIO_printf(bio_err, "ERROR: cannot modify subject\n");
966 ex=1;
967 goto end;
968 }
969
970 req->req_info->enc.modified = 1;
971
972 if (verbose)
973 {
974 print_name(bio_err, "new subject=", X509_REQ_get_subject_name(req), nmflag);
975 }
976 }
977
978 if (verify && !x509)
979 {
980 int tmp=0;
981
982 if (pkey == NULL)
983 {
984 pkey=X509_REQ_get_pubkey(req);
985 tmp=1;
986 if (pkey == NULL) goto end;
987 }
988
989 i=X509_REQ_verify(req,pkey);
990 if (tmp) {
991 EVP_PKEY_free(pkey);
992 pkey=NULL;
993 }
994
995 if (i < 0)
996 {
997 goto end;
998 }
999 else if (i == 0)
1000 {
1001 BIO_printf(bio_err,"verify failure\n");
1002 ERR_print_errors(bio_err);
1003 }
1004 else /* if (i > 0) */
1005 BIO_printf(bio_err,"verify OK\n");
1006 }
1007
1008 if (noout && !text && !modulus && !subject && !pubkey)
1009 {
1010 ex=0;
1011 goto end;
1012 }
1013
1014 if (outfile == NULL)
1015 {
1016 BIO_set_fp(out,stdout,BIO_NOCLOSE);
1017 #ifdef OPENSSL_SYS_VMS
1018 {
1019 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
1020 out = BIO_push(tmpbio, out);
1021 }
1022 #endif
1023 }
1024 else
1025 {
1026 if ((keyout != NULL) && (strcmp(outfile,keyout) == 0))
1027 i=(int)BIO_append_filename(out,outfile);
1028 else
1029 i=(int)BIO_write_filename(out,outfile);
1030 if (!i)
1031 {
1032 perror(outfile);
1033 goto end;
1034 }
1035 }
1036
1037 if (pubkey)
1038 {
1039 EVP_PKEY *tpubkey;
1040 tpubkey=X509_REQ_get_pubkey(req);
1041 if (tpubkey == NULL)
1042 {
1043 BIO_printf(bio_err,"Error getting public key\n");
1044 ERR_print_errors(bio_err);
1045 goto end;
1046 }
1047 PEM_write_bio_PUBKEY(out, tpubkey);
1048 EVP_PKEY_free(tpubkey);
1049 }
1050
1051 if (text)
1052 {
1053 if (x509)
1054 X509_print(out,x509ss);
1055 else
1056 X509_REQ_print(out,req);
1057 }
1058
1059 if(subject)
1060 {
1061 if(x509)
1062 print_name(out, "subject=", X509_get_subject_name(x509ss), nmflag);
1063 else
1064 print_name(out, "subject=", X509_REQ_get_subject_name(req), nmflag);
1065 }
1066
1067 if (modulus)
1068 {
1069 EVP_PKEY *tpubkey;
1070
1071 if (x509)
1072 tpubkey=X509_get_pubkey(x509ss);
1073 else
1074 tpubkey=X509_REQ_get_pubkey(req);
1075 if (tpubkey == NULL)
1076 {
1077 fprintf(stdout,"Modulus=unavailable\n");
1078 goto end;
1079 }
1080 fprintf(stdout,"Modulus=");
1081 #ifndef OPENSSL_NO_RSA
1082 if (tpubkey->type == EVP_PKEY_RSA)
1083 BN_print(out,tpubkey->pkey.rsa->n);
1084 else
1085 #endif
1086 fprintf(stdout,"Wrong Algorithm type");
1087 EVP_PKEY_free(tpubkey);
1088 fprintf(stdout,"\n");
1089 }
1090
1091 if (!noout && !x509)
1092 {
1093 if (outformat == FORMAT_ASN1)
1094 i=i2d_X509_REQ_bio(out,req);
1095 else if (outformat == FORMAT_PEM) {
1096 if(newhdr) i=PEM_write_bio_X509_REQ_NEW(out,req);
1097 else i=PEM_write_bio_X509_REQ(out,req);
1098 } else {
1099 BIO_printf(bio_err,"bad output format specified for outfile\n");
1100 goto end;
1101 }
1102 if (!i)
1103 {
1104 BIO_printf(bio_err,"unable to write X509 request\n");
1105 goto end;
1106 }
1107 }
1108 if (!noout && x509 && (x509ss != NULL))
1109 {
1110 if (outformat == FORMAT_ASN1)
1111 i=i2d_X509_bio(out,x509ss);
1112 else if (outformat == FORMAT_PEM)
1113 i=PEM_write_bio_X509(out,x509ss);
1114 else {
1115 BIO_printf(bio_err,"bad output format specified for outfile\n");
1116 goto end;
1117 }
1118 if (!i)
1119 {
1120 BIO_printf(bio_err,"unable to write X509 certificate\n");
1121 goto end;
1122 }
1123 }
1124 ex=0;
1125 end:
1126 if (ex)
1127 {
1128 ERR_print_errors(bio_err);
1129 }
1130 if ((req_conf != NULL) && (req_conf != config)) NCONF_free(req_conf);
1131 BIO_free(in);
1132 BIO_free_all(out);
1133 EVP_PKEY_free(pkey);
1134 X509_REQ_free(req);
1135 X509_free(x509ss);
1136 ASN1_INTEGER_free(serial);
1137 if(passargin && passin) OPENSSL_free(passin);
1138 if(passargout && passout) OPENSSL_free(passout);
1139 OBJ_cleanup();
1140 #ifndef OPENSSL_NO_DSA
1141 if (dsa_params != NULL) DSA_free(dsa_params);
1142 #endif
1143 #ifndef OPENSSL_NO_ECDSA
1144 if (ecdsa_params != NULL) ECDSA_free(ecdsa_params);
1145 #endif
1146 apps_shutdown();
1147 EXIT(ex);
1148 }
1149
1150 static int make_REQ(X509_REQ *req, EVP_PKEY *pkey, char *subj, int attribs,
1151 unsigned long chtype)
1152 {
1153 int ret=0,i;
1154 char no_prompt = 0;
1155 STACK_OF(CONF_VALUE) *dn_sk, *attr_sk = NULL;
1156 char *tmp, *dn_sect,*attr_sect;
1157
1158 tmp=NCONF_get_string(req_conf,SECTION,PROMPT);
1159 if (tmp == NULL)
1160 ERR_clear_error();
1161 if((tmp != NULL) && !strcmp(tmp, "no")) no_prompt = 1;
1162
1163 dn_sect=NCONF_get_string(req_conf,SECTION,DISTINGUISHED_NAME);
1164 if (dn_sect == NULL)
1165 {
1166 BIO_printf(bio_err,"unable to find '%s' in config\n",
1167 DISTINGUISHED_NAME);
1168 goto err;
1169 }
1170 dn_sk=NCONF_get_section(req_conf,dn_sect);
1171 if (dn_sk == NULL)
1172 {
1173 BIO_printf(bio_err,"unable to get '%s' section\n",dn_sect);
1174 goto err;
1175 }
1176
1177 attr_sect=NCONF_get_string(req_conf,SECTION,ATTRIBUTES);
1178 if (attr_sect == NULL)
1179 {
1180 ERR_clear_error();
1181 attr_sk=NULL;
1182 }
1183 else
1184 {
1185 attr_sk=NCONF_get_section(req_conf,attr_sect);
1186 if (attr_sk == NULL)
1187 {
1188 BIO_printf(bio_err,"unable to get '%s' section\n",attr_sect);
1189 goto err;
1190 }
1191 }
1192
1193 /* setup version number */
1194 if (!X509_REQ_set_version(req,0L)) goto err; /* version 1 */
1195
1196 if (no_prompt)
1197 i = auto_info(req, dn_sk, attr_sk, attribs, chtype);
1198 else
1199 {
1200 if (subj)
1201 i = build_subject(req, subj, chtype);
1202 else
1203 i = prompt_info(req, dn_sk, dn_sect, attr_sk, attr_sect, attribs, chtype);
1204 }
1205 if(!i) goto err;
1206
1207 if (!X509_REQ_set_pubkey(req,pkey)) goto err;
1208
1209 ret=1;
1210 err:
1211 return(ret);
1212 }
1213
1214 /*
1215 * subject is expected to be in the format /type0=value0/type1=value1/type2=...
1216 * where characters may be escaped by \
1217 */
1218 static int build_subject(X509_REQ *req, char *subject, unsigned long chtype)
1219 {
1220 X509_NAME *n;
1221
1222 if (!(n = do_subject(subject, chtype)))
1223 return 0;
1224
1225 if (!X509_REQ_set_subject_name(req, n))
1226 {
1227 X509_NAME_free(n);
1228 return 0;
1229 }
1230 X509_NAME_free(n);
1231 return 1;
1232 }
1233
1234
1235 static int prompt_info(X509_REQ *req,
1236 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
1237 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
1238 unsigned long chtype)
1239 {
1240 int i;
1241 char *p,*q;
1242 char buf[100];
1243 int nid;
1244 long n_min,n_max;
1245 char *type,*def,*value;
1246 CONF_VALUE *v;
1247 X509_NAME *subj;
1248 subj = X509_REQ_get_subject_name(req);
1249
1250 if(!batch)
1251 {
1252 BIO_printf(bio_err,"You are about to be asked to enter information that will be incorporated\n");
1253 BIO_printf(bio_err,"into your certificate request.\n");
1254 BIO_printf(bio_err,"What you are about to enter is what is called a Distinguished Name or a DN.\n");
1255 BIO_printf(bio_err,"There are quite a few fields but you can leave some blank\n");
1256 BIO_printf(bio_err,"For some fields there will be a default value,\n");
1257 BIO_printf(bio_err,"If you enter '.', the field will be left blank.\n");
1258 BIO_printf(bio_err,"-----\n");
1259 }
1260
1261
1262 if (sk_CONF_VALUE_num(dn_sk))
1263 {
1264 i= -1;
1265 start: for (;;)
1266 {
1267 i++;
1268 if (sk_CONF_VALUE_num(dn_sk) <= i) break;
1269
1270 v=sk_CONF_VALUE_value(dn_sk,i);
1271 p=q=NULL;
1272 type=v->name;
1273 if(!check_end(type,"_min") || !check_end(type,"_max") ||
1274 !check_end(type,"_default") ||
1275 !check_end(type,"_value")) continue;
1276 /* Skip past any leading X. X: X, etc to allow for
1277 * multiple instances
1278 */
1279 for(p = v->name; *p ; p++)
1280 if ((*p == ':') || (*p == ',') ||
1281 (*p == '.')) {
1282 p++;
1283 if(*p) type = p;
1284 break;
1285 }
1286 /* If OBJ not recognised ignore it */
1287 if ((nid=OBJ_txt2nid(type)) == NID_undef) goto start;
1288 sprintf(buf,"%s_default",v->name);
1289 if ((def=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
1290 {
1291 ERR_clear_error();
1292 def="";
1293 }
1294
1295 sprintf(buf,"%s_value",v->name);
1296 if ((value=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
1297 {
1298 ERR_clear_error();
1299 value=NULL;
1300 }
1301
1302 sprintf(buf,"%s_min",v->name);
1303 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_min))
1304 n_min = -1;
1305
1306 sprintf(buf,"%s_max",v->name);
1307 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_max))
1308 n_max = -1;
1309
1310 if (!add_DN_object(subj,v->value,def,value,nid,
1311 n_min,n_max, chtype))
1312 return 0;
1313 }
1314 if (X509_NAME_entry_count(subj) == 0)
1315 {
1316 BIO_printf(bio_err,"error, no objects specified in config file\n");
1317 return 0;
1318 }
1319
1320 if (attribs)
1321 {
1322 if ((attr_sk != NULL) && (sk_CONF_VALUE_num(attr_sk) > 0) && (!batch))
1323 {
1324 BIO_printf(bio_err,"\nPlease enter the following 'extra' attributes\n");
1325 BIO_printf(bio_err,"to be sent with your certificate request\n");
1326 }
1327
1328 i= -1;
1329 start2: for (;;)
1330 {
1331 i++;
1332 if ((attr_sk == NULL) ||
1333 (sk_CONF_VALUE_num(attr_sk) <= i))
1334 break;
1335
1336 v=sk_CONF_VALUE_value(attr_sk,i);
1337 type=v->name;
1338 if ((nid=OBJ_txt2nid(type)) == NID_undef)
1339 goto start2;
1340
1341 sprintf(buf,"%s_default",type);
1342 if ((def=NCONF_get_string(req_conf,attr_sect,buf))
1343 == NULL)
1344 {
1345 ERR_clear_error();
1346 def="";
1347 }
1348
1349
1350 sprintf(buf,"%s_value",type);
1351 if ((value=NCONF_get_string(req_conf,attr_sect,buf))
1352 == NULL)
1353 {
1354 ERR_clear_error();
1355 value=NULL;
1356 }
1357
1358 sprintf(buf,"%s_min",type);
1359 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_min))
1360 n_min = -1;
1361
1362 sprintf(buf,"%s_max",type);
1363 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_max))
1364 n_max = -1;
1365
1366 if (!add_attribute_object(req,
1367 v->value,def,value,nid,n_min,n_max, chtype))
1368 return 0;
1369 }
1370 }
1371 }
1372 else
1373 {
1374 BIO_printf(bio_err,"No template, please set one up.\n");
1375 return 0;
1376 }
1377
1378 return 1;
1379
1380 }
1381
1382 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *dn_sk,
1383 STACK_OF(CONF_VALUE) *attr_sk, int attribs, unsigned long chtype)
1384 {
1385 int i;
1386 char *p,*q;
1387 char *type;
1388 CONF_VALUE *v;
1389 X509_NAME *subj;
1390
1391 subj = X509_REQ_get_subject_name(req);
1392
1393 for (i = 0; i < sk_CONF_VALUE_num(dn_sk); i++)
1394 {
1395 v=sk_CONF_VALUE_value(dn_sk,i);
1396 p=q=NULL;
1397 type=v->name;
1398 /* Skip past any leading X. X: X, etc to allow for
1399 * multiple instances
1400 */
1401 for(p = v->name; *p ; p++)
1402 #ifndef CHARSET_EBCDIC
1403 if ((*p == ':') || (*p == ',') || (*p == '.')) {
1404 #else
1405 if ((*p == os_toascii[':']) || (*p == os_toascii[',']) || (*p == os_toascii['.'])) {
1406 #endif
1407 p++;
1408 if(*p) type = p;
1409 break;
1410 }
1411 if (!X509_NAME_add_entry_by_txt(subj,type, chtype,
1412 (unsigned char *) v->value,-1,-1,0)) return 0;
1413
1414 }
1415
1416 if (!X509_NAME_entry_count(subj))
1417 {
1418 BIO_printf(bio_err,"error, no objects specified in config file\n");
1419 return 0;
1420 }
1421 if (attribs)
1422 {
1423 for (i = 0; i < sk_CONF_VALUE_num(attr_sk); i++)
1424 {
1425 v=sk_CONF_VALUE_value(attr_sk,i);
1426 if(!X509_REQ_add1_attr_by_txt(req, v->name, chtype,
1427 (unsigned char *)v->value, -1)) return 0;
1428 }
1429 }
1430 return 1;
1431 }
1432
1433
1434 static int add_DN_object(X509_NAME *n, char *text, char *def, char *value,
1435 int nid, int n_min, int n_max, unsigned long chtype)
1436 {
1437 int i,ret=0;
1438 MS_STATIC char buf[1024];
1439 start:
1440 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1441 (void)BIO_flush(bio_err);
1442 if(value != NULL)
1443 {
1444 strcpy(buf,value);
1445 strcat(buf,"\n");
1446 BIO_printf(bio_err,"%s\n",value);
1447 }
1448 else
1449 {
1450 buf[0]='\0';
1451 if (!batch)
1452 {
1453 fgets(buf,1024,stdin);
1454 }
1455 else
1456 {
1457 buf[0] = '\n';
1458 buf[1] = '\0';
1459 }
1460 }
1461
1462 if (buf[0] == '\0') return(0);
1463 else if (buf[0] == '\n')
1464 {
1465 if ((def == NULL) || (def[0] == '\0'))
1466 return(1);
1467 strcpy(buf,def);
1468 strcat(buf,"\n");
1469 }
1470 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1471
1472 i=strlen(buf);
1473 if (buf[i-1] != '\n')
1474 {
1475 BIO_printf(bio_err,"weird input :-(\n");
1476 return(0);
1477 }
1478 buf[--i]='\0';
1479 #ifdef CHARSET_EBCDIC
1480 ebcdic2ascii(buf, buf, i);
1481 #endif
1482 if(!req_check_len(i, n_min, n_max)) goto start;
1483 if (!X509_NAME_add_entry_by_NID(n,nid, chtype,
1484 (unsigned char *) buf, -1,-1,0)) goto err;
1485 ret=1;
1486 err:
1487 return(ret);
1488 }
1489
1490 static int add_attribute_object(X509_REQ *req, char *text,
1491 char *def, char *value, int nid, int n_min,
1492 int n_max, unsigned long chtype)
1493 {
1494 int i;
1495 static char buf[1024];
1496
1497 start:
1498 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1499 (void)BIO_flush(bio_err);
1500 if (value != NULL)
1501 {
1502 strcpy(buf,value);
1503 strcat(buf,"\n");
1504 BIO_printf(bio_err,"%s\n",value);
1505 }
1506 else
1507 {
1508 buf[0]='\0';
1509 if (!batch)
1510 {
1511 fgets(buf,1024,stdin);
1512 }
1513 else
1514 {
1515 buf[0] = '\n';
1516 buf[1] = '\0';
1517 }
1518 }
1519
1520 if (buf[0] == '\0') return(0);
1521 else if (buf[0] == '\n')
1522 {
1523 if ((def == NULL) || (def[0] == '\0'))
1524 return(1);
1525 strcpy(buf,def);
1526 strcat(buf,"\n");
1527 }
1528 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1529
1530 i=strlen(buf);
1531 if (buf[i-1] != '\n')
1532 {
1533 BIO_printf(bio_err,"weird input :-(\n");
1534 return(0);
1535 }
1536 buf[--i]='\0';
1537 #ifdef CHARSET_EBCDIC
1538 ebcdic2ascii(buf, buf, i);
1539 #endif
1540 if(!req_check_len(i, n_min, n_max)) goto start;
1541
1542 if(!X509_REQ_add1_attr_by_NID(req, nid, chtype,
1543 (unsigned char *)buf, -1)) {
1544 BIO_printf(bio_err, "Error adding attribute\n");
1545 ERR_print_errors(bio_err);
1546 goto err;
1547 }
1548
1549 return(1);
1550 err:
1551 return(0);
1552 }
1553
1554 #ifndef OPENSSL_NO_RSA
1555 static void MS_CALLBACK req_cb(int p, int n, void *arg)
1556 {
1557 char c='*';
1558
1559 if (p == 0) c='.';
1560 if (p == 1) c='+';
1561 if (p == 2) c='*';
1562 if (p == 3) c='\n';
1563 BIO_write((BIO *)arg,&c,1);
1564 (void)BIO_flush((BIO *)arg);
1565 #ifdef LINT
1566 p=n;
1567 #endif
1568 }
1569 #endif
1570
1571 static int req_check_len(int len, int n_min, int n_max)
1572 {
1573 if ((n_min > 0) && (len < n_min))
1574 {
1575 BIO_printf(bio_err,"string is too short, it needs to be at least %d bytes long\n",n_min);
1576 return(0);
1577 }
1578 if ((n_max >= 0) && (len > n_max))
1579 {
1580 BIO_printf(bio_err,"string is too long, it needs to be less than %d bytes long\n",n_max);
1581 return(0);
1582 }
1583 return(1);
1584 }
1585
1586 /* Check if the end of a string matches 'end' */
1587 static int check_end(char *str, char *end)
1588 {
1589 int elen, slen;
1590 char *tmp;
1591 elen = strlen(end);
1592 slen = strlen(str);
1593 if(elen > slen) return 1;
1594 tmp = str + slen - elen;
1595 return strcmp(tmp, end);
1596 }
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