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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 #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 goto end;
509 }
510
511 ERR_load_crypto_strings();
512 if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
513 BIO_printf(bio_err, "Error getting passwords\n");
514 goto end;
515 }
516
517 #ifndef MONOLITH /* else this has happened in openssl.c (global `config') */
518 /* Lets load up our environment a little */
519 p=getenv("OPENSSL_CONF");
520 if (p == NULL)
521 p=getenv("SSLEAY_CONF");
522 if (p == NULL)
523 {
524 strcpy(config_name,X509_get_default_cert_area());
525 #ifndef OPENSSL_SYS_VMS
526 strcat(config_name,"/");
527 #endif
528 strcat(config_name,OPENSSL_CONF);
529 p=config_name;
530 }
531 default_config_file=p;
532 config=NCONF_new(NULL);
533 i=NCONF_load(config, p, &errline);
534 #endif
535
536 if (template != NULL)
537 {
538 long errline;
539
540 if( verbose )
541 BIO_printf(bio_err,"Using configuration from %s\n",template);
542 req_conf=NCONF_new(NULL);
543 i=NCONF_load(req_conf,template,&errline);
544 if (i == 0)
545 {
546 BIO_printf(bio_err,"error on line %ld of %s\n",errline,template);
547 goto end;
548 }
549 }
550 else
551 {
552 req_conf=config;
553 if( verbose )
554 BIO_printf(bio_err,"Using configuration from %s\n",
555 default_config_file);
556 if (req_conf == NULL)
557 {
558 BIO_printf(bio_err,"Unable to load config info\n");
559 }
560 }
561
562 if (req_conf != NULL)
563 {
564 if (!load_config(bio_err, req_conf))
565 goto end;
566 p=NCONF_get_string(req_conf,NULL,"oid_file");
567 if (p == NULL)
568 ERR_clear_error();
569 if (p != NULL)
570 {
571 BIO *oid_bio;
572
573 oid_bio=BIO_new_file(p,"r");
574 if (oid_bio == NULL)
575 {
576 /*
577 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
578 ERR_print_errors(bio_err);
579 */
580 }
581 else
582 {
583 OBJ_create_objects(oid_bio);
584 BIO_free(oid_bio);
585 }
586 }
587 }
588 if(!add_oid_section(bio_err, req_conf)) goto end;
589
590 if (md_alg == NULL)
591 {
592 p=NCONF_get_string(req_conf,SECTION,"default_md");
593 if (p == NULL)
594 ERR_clear_error();
595 if (p != NULL)
596 {
597 if ((md_alg=EVP_get_digestbyname(p)) != NULL)
598 digest=md_alg;
599 }
600 }
601
602 if (!extensions)
603 {
604 extensions = NCONF_get_string(req_conf, SECTION, V3_EXTENSIONS);
605 if (!extensions)
606 ERR_clear_error();
607 }
608 if (extensions) {
609 /* Check syntax of file */
610 X509V3_CTX ctx;
611 X509V3_set_ctx_test(&ctx);
612 X509V3_set_nconf(&ctx, req_conf);
613 if(!X509V3_EXT_add_nconf(req_conf, &ctx, extensions, NULL)) {
614 BIO_printf(bio_err,
615 "Error Loading extension section %s\n", extensions);
616 goto end;
617 }
618 }
619
620 if(!passin)
621 {
622 passin = NCONF_get_string(req_conf, SECTION, "input_password");
623 if (!passin)
624 ERR_clear_error();
625 }
626
627 if(!passout)
628 {
629 passout = NCONF_get_string(req_conf, SECTION, "output_password");
630 if (!passout)
631 ERR_clear_error();
632 }
633
634 p = NCONF_get_string(req_conf, SECTION, STRING_MASK);
635 if (!p)
636 ERR_clear_error();
637
638 if(p && !ASN1_STRING_set_default_mask_asc(p)) {
639 BIO_printf(bio_err, "Invalid global string mask setting %s\n", p);
640 goto end;
641 }
642
643 if (chtype != MBSTRING_UTF8)
644 {
645 p = NCONF_get_string(req_conf, SECTION, UTF8_IN);
646 if (!p)
647 ERR_clear_error();
648 else if (!strcmp(p, "yes"))
649 chtype = MBSTRING_UTF8;
650 }
651
652
653 if(!req_exts)
654 {
655 req_exts = NCONF_get_string(req_conf, SECTION, REQ_EXTENSIONS);
656 if (!req_exts)
657 ERR_clear_error();
658 }
659 if(req_exts) {
660 /* Check syntax of file */
661 X509V3_CTX ctx;
662 X509V3_set_ctx_test(&ctx);
663 X509V3_set_nconf(&ctx, req_conf);
664 if(!X509V3_EXT_add_nconf(req_conf, &ctx, req_exts, NULL)) {
665 BIO_printf(bio_err,
666 "Error Loading request extension section %s\n",
667 req_exts);
668 goto end;
669 }
670 }
671
672 in=BIO_new(BIO_s_file());
673 out=BIO_new(BIO_s_file());
674 if ((in == NULL) || (out == NULL))
675 goto end;
676
677 e = setup_engine(bio_err, engine, 0);
678
679 if (keyfile != NULL)
680 {
681 pkey = load_key(bio_err, keyfile, keyform, passin, e,
682 "Private Key");
683 if (!pkey)
684 {
685 /* load_key() has already printed an appropriate
686 message */
687 goto end;
688 }
689 if (EVP_PKEY_type(pkey->type) == EVP_PKEY_DSA || EVP_PKEY_type(pkey->type) == EVP_PKEY_ECDSA)
690 {
691 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
692 if (randfile == NULL)
693 ERR_clear_error();
694 app_RAND_load_file(randfile, bio_err, 0);
695 }
696 }
697
698 if (newreq && (pkey == NULL))
699 {
700 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
701 if (randfile == NULL)
702 ERR_clear_error();
703 app_RAND_load_file(randfile, bio_err, 0);
704 if (inrand)
705 app_RAND_load_files(inrand);
706
707 if (newkey <= 0)
708 {
709 if (!NCONF_get_number(req_conf,SECTION,BITS, &newkey))
710 newkey=DEFAULT_KEY_LENGTH;
711 }
712
713 if (newkey < MIN_KEY_LENGTH && (pkey_type == TYPE_RSA || pkey_type == TYPE_DSA))
714 /* TODO: appropriate minimal keylength for the different algorithm (esp. ECDSA) */
715 {
716 BIO_printf(bio_err,"private key length is too short,\n");
717 BIO_printf(bio_err,"it needs to be at least %d bits, not %d\n",MIN_KEY_LENGTH,newkey);
718 goto end;
719 }
720 BIO_printf(bio_err,"Generating a %d bit %s private key\n",
721 newkey,(pkey_type == TYPE_RSA)?"RSA":(pkey_type == TYPE_DSA)?"DSA":"ECDSA");
722
723 if ((pkey=EVP_PKEY_new()) == NULL) goto end;
724
725 #ifndef OPENSSL_NO_RSA
726 if (pkey_type == TYPE_RSA)
727 {
728 if (!EVP_PKEY_assign_RSA(pkey,
729 RSA_generate_key(newkey,0x10001,
730 req_cb,bio_err)))
731 goto end;
732 }
733 else
734 #endif
735 #ifndef OPENSSL_NO_DSA
736 if (pkey_type == TYPE_DSA)
737 {
738 if (!DSA_generate_key(dsa_params)) goto end;
739 if (!EVP_PKEY_assign_DSA(pkey,dsa_params)) goto end;
740 dsa_params=NULL;
741 }
742 #endif
743 #ifndef OPENSSL_NO_ECDSA
744 if (pkey_type == TYPE_ECDSA)
745 {
746 if (!ECDSA_generate_key(ecdsa_params)) goto end;
747 if (!EVP_PKEY_assign_ECDSA(pkey, ecdsa_params)) goto end;
748 ecdsa_params = NULL;
749 }
750 #endif
751
752 app_RAND_write_file(randfile, bio_err);
753
754 if (pkey == NULL) goto end;
755
756 if (keyout == NULL)
757 {
758 keyout=NCONF_get_string(req_conf,SECTION,KEYFILE);
759 if (keyout == NULL)
760 ERR_clear_error();
761 }
762
763 if (keyout == NULL)
764 {
765 BIO_printf(bio_err,"writing new private key to stdout\n");
766 BIO_set_fp(out,stdout,BIO_NOCLOSE);
767 #ifdef OPENSSL_SYS_VMS
768 {
769 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
770 out = BIO_push(tmpbio, out);
771 }
772 #endif
773 }
774 else
775 {
776 BIO_printf(bio_err,"writing new private key to '%s'\n",keyout);
777 if (BIO_write_filename(out,keyout) <= 0)
778 {
779 perror(keyout);
780 goto end;
781 }
782 }
783
784 p=NCONF_get_string(req_conf,SECTION,"encrypt_rsa_key");
785 if (p == NULL)
786 {
787 ERR_clear_error();
788 p=NCONF_get_string(req_conf,SECTION,"encrypt_key");
789 if (p == NULL)
790 ERR_clear_error();
791 }
792 if ((p != NULL) && (strcmp(p,"no") == 0))
793 cipher=NULL;
794 if (nodes) cipher=NULL;
795
796 i=0;
797 loop:
798 if (!PEM_write_bio_PrivateKey(out,pkey,cipher,
799 NULL,0,NULL,passout))
800 {
801 if ((ERR_GET_REASON(ERR_peek_error()) ==
802 PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3))
803 {
804 ERR_clear_error();
805 i++;
806 goto loop;
807 }
808 goto end;
809 }
810 BIO_printf(bio_err,"-----\n");
811 }
812
813 if (!newreq)
814 {
815 /* Since we are using a pre-existing certificate
816 * request, the kludge 'format' info should not be
817 * changed. */
818 kludge= -1;
819 if (infile == NULL)
820 BIO_set_fp(in,stdin,BIO_NOCLOSE);
821 else
822 {
823 if (BIO_read_filename(in,infile) <= 0)
824 {
825 perror(infile);
826 goto end;
827 }
828 }
829
830 if (informat == FORMAT_ASN1)
831 req=d2i_X509_REQ_bio(in,NULL);
832 else if (informat == FORMAT_PEM)
833 req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
834 else
835 {
836 BIO_printf(bio_err,"bad input format specified for X509 request\n");
837 goto end;
838 }
839 if (req == NULL)
840 {
841 BIO_printf(bio_err,"unable to load X509 request\n");
842 goto end;
843 }
844 }
845
846 if (newreq || x509)
847 {
848 if (pkey == NULL)
849 {
850 BIO_printf(bio_err,"you need to specify a private key\n");
851 goto end;
852 }
853 #ifndef OPENSSL_NO_DSA
854 if (pkey->type == EVP_PKEY_DSA)
855 digest=EVP_dss1();
856 #endif
857 #ifndef OPENSSL_NO_ECDSA
858 if (pkey->type == EVP_PKEY_ECDSA)
859 digest=EVP_ecdsa();
860 #endif
861 if (req == NULL)
862 {
863 req=X509_REQ_new();
864 if (req == NULL)
865 {
866 goto end;
867 }
868
869 i=make_REQ(req,pkey,subj,!x509, chtype);
870 subj=NULL; /* done processing '-subj' option */
871 if ((kludge > 0) && !sk_X509_ATTRIBUTE_num(req->req_info->attributes))
872 {
873 sk_X509_ATTRIBUTE_free(req->req_info->attributes);
874 req->req_info->attributes = NULL;
875 }
876 if (!i)
877 {
878 BIO_printf(bio_err,"problems making Certificate Request\n");
879 goto end;
880 }
881 }
882 if (x509)
883 {
884 EVP_PKEY *tmppkey;
885 X509V3_CTX ext_ctx;
886 if ((x509ss=X509_new()) == NULL) goto end;
887
888 /* Set version to V3 */
889 if(!X509_set_version(x509ss, 2)) goto end;
890 if (serial)
891 {
892 if (!X509_set_serialNumber(x509ss, serial)) goto end;
893 }
894 else
895 {
896 if (!ASN1_INTEGER_set(X509_get_serialNumber(x509ss),0L)) goto end;
897 }
898
899 if (!X509_set_issuer_name(x509ss, X509_REQ_get_subject_name(req))) goto end;
900 if (!X509_gmtime_adj(X509_get_notBefore(x509ss),0)) goto end;
901 if (!X509_gmtime_adj(X509_get_notAfter(x509ss), (long)60*60*24*days)) goto end;
902 if (!X509_set_subject_name(x509ss, X509_REQ_get_subject_name(req))) goto end;
903 tmppkey = X509_REQ_get_pubkey(req);
904 if (!tmppkey || !X509_set_pubkey(x509ss,tmppkey)) goto end;
905 EVP_PKEY_free(tmppkey);
906
907 /* Set up V3 context struct */
908
909 X509V3_set_ctx(&ext_ctx, x509ss, x509ss, NULL, NULL, 0);
910 X509V3_set_nconf(&ext_ctx, req_conf);
911
912 /* Add extensions */
913 if(extensions && !X509V3_EXT_add_nconf(req_conf,
914 &ext_ctx, extensions, x509ss))
915 {
916 BIO_printf(bio_err,
917 "Error Loading extension section %s\n",
918 extensions);
919 goto end;
920 }
921
922 if (!(i=X509_sign(x509ss,pkey,digest)))
923 goto end;
924 }
925 else
926 {
927 X509V3_CTX ext_ctx;
928
929 /* Set up V3 context struct */
930
931 X509V3_set_ctx(&ext_ctx, NULL, NULL, req, NULL, 0);
932 X509V3_set_nconf(&ext_ctx, req_conf);
933
934 /* Add extensions */
935 if(req_exts && !X509V3_EXT_REQ_add_nconf(req_conf,
936 &ext_ctx, req_exts, req))
937 {
938 BIO_printf(bio_err,
939 "Error Loading extension section %s\n",
940 req_exts);
941 goto end;
942 }
943 if (!(i=X509_REQ_sign(req,pkey,digest)))
944 goto end;
945 }
946 }
947
948 if (subj && x509)
949 {
950 BIO_printf(bio_err, "Cannot modifiy certificate subject\n");
951 goto end;
952 }
953
954 if (subj && !x509)
955 {
956 if (verbose)
957 {
958 BIO_printf(bio_err, "Modifying Request's Subject\n");
959 print_name(bio_err, "old subject=", X509_REQ_get_subject_name(req), nmflag);
960 }
961
962 if (build_subject(req, subj, chtype) == 0)
963 {
964 BIO_printf(bio_err, "ERROR: cannot modify subject\n");
965 ex=1;
966 goto end;
967 }
968
969 req->req_info->enc.modified = 1;
970
971 if (verbose)
972 {
973 print_name(bio_err, "new subject=", X509_REQ_get_subject_name(req), nmflag);
974 }
975 }
976
977 if (verify && !x509)
978 {
979 int tmp=0;
980
981 if (pkey == NULL)
982 {
983 pkey=X509_REQ_get_pubkey(req);
984 tmp=1;
985 if (pkey == NULL) goto end;
986 }
987
988 i=X509_REQ_verify(req,pkey);
989 if (tmp) {
990 EVP_PKEY_free(pkey);
991 pkey=NULL;
992 }
993
994 if (i < 0)
995 {
996 goto end;
997 }
998 else if (i == 0)
999 {
1000 BIO_printf(bio_err,"verify failure\n");
1001 ERR_print_errors(bio_err);
1002 }
1003 else /* if (i > 0) */
1004 BIO_printf(bio_err,"verify OK\n");
1005 }
1006
1007 if (noout && !text && !modulus && !subject && !pubkey)
1008 {
1009 ex=0;
1010 goto end;
1011 }
1012
1013 if (outfile == NULL)
1014 {
1015 BIO_set_fp(out,stdout,BIO_NOCLOSE);
1016 #ifdef OPENSSL_SYS_VMS
1017 {
1018 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
1019 out = BIO_push(tmpbio, out);
1020 }
1021 #endif
1022 }
1023 else
1024 {
1025 if ((keyout != NULL) && (strcmp(outfile,keyout) == 0))
1026 i=(int)BIO_append_filename(out,outfile);
1027 else
1028 i=(int)BIO_write_filename(out,outfile);
1029 if (!i)
1030 {
1031 perror(outfile);
1032 goto end;
1033 }
1034 }
1035
1036 if (pubkey)
1037 {
1038 EVP_PKEY *tpubkey;
1039 tpubkey=X509_REQ_get_pubkey(req);
1040 if (tpubkey == NULL)
1041 {
1042 BIO_printf(bio_err,"Error getting public key\n");
1043 ERR_print_errors(bio_err);
1044 goto end;
1045 }
1046 PEM_write_bio_PUBKEY(out, tpubkey);
1047 EVP_PKEY_free(tpubkey);
1048 }
1049
1050 if (text)
1051 {
1052 if (x509)
1053 X509_print(out,x509ss);
1054 else
1055 X509_REQ_print(out,req);
1056 }
1057
1058 if(subject)
1059 {
1060 if(x509)
1061 print_name(out, "subject=", X509_get_subject_name(x509ss), nmflag);
1062 else
1063 print_name(out, "subject=", X509_REQ_get_subject_name(req), nmflag);
1064 }
1065
1066 if (modulus)
1067 {
1068 EVP_PKEY *tpubkey;
1069
1070 if (x509)
1071 tpubkey=X509_get_pubkey(x509ss);
1072 else
1073 tpubkey=X509_REQ_get_pubkey(req);
1074 if (tpubkey == NULL)
1075 {
1076 fprintf(stdout,"Modulus=unavailable\n");
1077 goto end;
1078 }
1079 fprintf(stdout,"Modulus=");
1080 #ifndef OPENSSL_NO_RSA
1081 if (tpubkey->type == EVP_PKEY_RSA)
1082 BN_print(out,tpubkey->pkey.rsa->n);
1083 else
1084 #endif
1085 fprintf(stdout,"Wrong Algorithm type");
1086 EVP_PKEY_free(tpubkey);
1087 fprintf(stdout,"\n");
1088 }
1089
1090 if (!noout && !x509)
1091 {
1092 if (outformat == FORMAT_ASN1)
1093 i=i2d_X509_REQ_bio(out,req);
1094 else if (outformat == FORMAT_PEM) {
1095 if(newhdr) i=PEM_write_bio_X509_REQ_NEW(out,req);
1096 else i=PEM_write_bio_X509_REQ(out,req);
1097 } else {
1098 BIO_printf(bio_err,"bad output format specified for outfile\n");
1099 goto end;
1100 }
1101 if (!i)
1102 {
1103 BIO_printf(bio_err,"unable to write X509 request\n");
1104 goto end;
1105 }
1106 }
1107 if (!noout && x509 && (x509ss != NULL))
1108 {
1109 if (outformat == FORMAT_ASN1)
1110 i=i2d_X509_bio(out,x509ss);
1111 else if (outformat == FORMAT_PEM)
1112 i=PEM_write_bio_X509(out,x509ss);
1113 else {
1114 BIO_printf(bio_err,"bad output format specified for outfile\n");
1115 goto end;
1116 }
1117 if (!i)
1118 {
1119 BIO_printf(bio_err,"unable to write X509 certificate\n");
1120 goto end;
1121 }
1122 }
1123 ex=0;
1124 end:
1125 if (ex)
1126 {
1127 ERR_print_errors(bio_err);
1128 }
1129 if ((req_conf != NULL) && (req_conf != config)) NCONF_free(req_conf);
1130 BIO_free(in);
1131 BIO_free_all(out);
1132 EVP_PKEY_free(pkey);
1133 X509_REQ_free(req);
1134 X509_free(x509ss);
1135 ASN1_INTEGER_free(serial);
1136 if(passargin && passin) OPENSSL_free(passin);
1137 if(passargout && passout) OPENSSL_free(passout);
1138 OBJ_cleanup();
1139 #ifndef OPENSSL_NO_DSA
1140 if (dsa_params != NULL) DSA_free(dsa_params);
1141 #endif
1142 #ifndef OPENSSL_NO_ECDSA
1143 if (ecdsa_params != NULL) ECDSA_free(ecdsa_params);
1144 #endif
1145 apps_shutdown();
1146 EXIT(ex);
1147 }
1148
1149 static int make_REQ(X509_REQ *req, EVP_PKEY *pkey, char *subj, int attribs,
1150 unsigned long chtype)
1151 {
1152 int ret=0,i;
1153 char no_prompt = 0;
1154 STACK_OF(CONF_VALUE) *dn_sk, *attr_sk = NULL;
1155 char *tmp, *dn_sect,*attr_sect;
1156
1157 tmp=NCONF_get_string(req_conf,SECTION,PROMPT);
1158 if (tmp == NULL)
1159 ERR_clear_error();
1160 if((tmp != NULL) && !strcmp(tmp, "no")) no_prompt = 1;
1161
1162 dn_sect=NCONF_get_string(req_conf,SECTION,DISTINGUISHED_NAME);
1163 if (dn_sect == NULL)
1164 {
1165 BIO_printf(bio_err,"unable to find '%s' in config\n",
1166 DISTINGUISHED_NAME);
1167 goto err;
1168 }
1169 dn_sk=NCONF_get_section(req_conf,dn_sect);
1170 if (dn_sk == NULL)
1171 {
1172 BIO_printf(bio_err,"unable to get '%s' section\n",dn_sect);
1173 goto err;
1174 }
1175
1176 attr_sect=NCONF_get_string(req_conf,SECTION,ATTRIBUTES);
1177 if (attr_sect == NULL)
1178 {
1179 ERR_clear_error();
1180 attr_sk=NULL;
1181 }
1182 else
1183 {
1184 attr_sk=NCONF_get_section(req_conf,attr_sect);
1185 if (attr_sk == NULL)
1186 {
1187 BIO_printf(bio_err,"unable to get '%s' section\n",attr_sect);
1188 goto err;
1189 }
1190 }
1191
1192 /* setup version number */
1193 if (!X509_REQ_set_version(req,0L)) goto err; /* version 1 */
1194
1195 if (no_prompt)
1196 i = auto_info(req, dn_sk, attr_sk, attribs, chtype);
1197 else
1198 {
1199 if (subj)
1200 i = build_subject(req, subj, chtype);
1201 else
1202 i = prompt_info(req, dn_sk, dn_sect, attr_sk, attr_sect, attribs, chtype);
1203 }
1204 if(!i) goto err;
1205
1206 if (!X509_REQ_set_pubkey(req,pkey)) goto err;
1207
1208 ret=1;
1209 err:
1210 return(ret);
1211 }
1212
1213 static int build_subject(X509_REQ *req, char *subject, unsigned long chtype)
1214 {
1215 X509_NAME *n = NULL;
1216
1217 int i, nid, ne_num=0;
1218
1219 char *ne_name = NULL;
1220 char *ne_value = NULL;
1221
1222 char *tmp = NULL;
1223 char *p[2];
1224
1225 char *str_list[256];
1226
1227 p[0] = ",/";
1228 p[1] = "=";
1229
1230 n = X509_NAME_new();
1231
1232 tmp = strtok(subject, p[0]);
1233 while((tmp != NULL) && (ne_num < (sizeof str_list/sizeof *str_list)))
1234 {
1235 char *token = tmp;
1236
1237 while (token[0] == ' ')
1238 token++;
1239 str_list[ne_num] = token;
1240
1241 tmp = strtok(NULL, p[0]);
1242 ne_num++;
1243 }
1244
1245 for(i = 0; i < ne_num; i++)
1246 {
1247 ne_name = strtok(str_list[i], p[1]);
1248 ne_value = strtok(NULL, p[1]);
1249
1250 if ((nid=OBJ_txt2nid(ne_name)) == NID_undef)
1251 {
1252 BIO_printf(bio_err, "Subject Attribute %s has no known NID, skipped\n", ne_name);
1253 continue;
1254 }
1255
1256 if (ne_value == NULL)
1257 {
1258 BIO_printf(bio_err, "No value provided for Subject Attribute %s, skipped\n", ne_name);
1259 continue;
1260 }
1261
1262 if (!X509_NAME_add_entry_by_NID(n, nid, chtype, (unsigned char*)ne_value, -1,-1,0))
1263 {
1264 X509_NAME_free(n);
1265 return 0;
1266 }
1267 }
1268
1269 if (!X509_REQ_set_subject_name(req, n))
1270 return 0;
1271 X509_NAME_free(n);
1272 return 1;
1273 }
1274
1275
1276 static int prompt_info(X509_REQ *req,
1277 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
1278 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
1279 unsigned long chtype)
1280 {
1281 int i;
1282 char *p,*q;
1283 char buf[100];
1284 int nid;
1285 long n_min,n_max;
1286 char *type,*def,*value;
1287 CONF_VALUE *v;
1288 X509_NAME *subj;
1289 subj = X509_REQ_get_subject_name(req);
1290
1291 if(!batch)
1292 {
1293 BIO_printf(bio_err,"You are about to be asked to enter information that will be incorporated\n");
1294 BIO_printf(bio_err,"into your certificate request.\n");
1295 BIO_printf(bio_err,"What you are about to enter is what is called a Distinguished Name or a DN.\n");
1296 BIO_printf(bio_err,"There are quite a few fields but you can leave some blank\n");
1297 BIO_printf(bio_err,"For some fields there will be a default value,\n");
1298 BIO_printf(bio_err,"If you enter '.', the field will be left blank.\n");
1299 BIO_printf(bio_err,"-----\n");
1300 }
1301
1302
1303 if (sk_CONF_VALUE_num(dn_sk))
1304 {
1305 i= -1;
1306 start: for (;;)
1307 {
1308 i++;
1309 if (sk_CONF_VALUE_num(dn_sk) <= i) break;
1310
1311 v=sk_CONF_VALUE_value(dn_sk,i);
1312 p=q=NULL;
1313 type=v->name;
1314 if(!check_end(type,"_min") || !check_end(type,"_max") ||
1315 !check_end(type,"_default") ||
1316 !check_end(type,"_value")) continue;
1317 /* Skip past any leading X. X: X, etc to allow for
1318 * multiple instances
1319 */
1320 for(p = v->name; *p ; p++)
1321 if ((*p == ':') || (*p == ',') ||
1322 (*p == '.')) {
1323 p++;
1324 if(*p) type = p;
1325 break;
1326 }
1327 /* If OBJ not recognised ignore it */
1328 if ((nid=OBJ_txt2nid(type)) == NID_undef) goto start;
1329 sprintf(buf,"%s_default",v->name);
1330 if ((def=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
1331 {
1332 ERR_clear_error();
1333 def="";
1334 }
1335
1336 sprintf(buf,"%s_value",v->name);
1337 if ((value=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
1338 {
1339 ERR_clear_error();
1340 value=NULL;
1341 }
1342
1343 sprintf(buf,"%s_min",v->name);
1344 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_min))
1345 n_min = -1;
1346
1347 sprintf(buf,"%s_max",v->name);
1348 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_max))
1349 n_max = -1;
1350
1351 if (!add_DN_object(subj,v->value,def,value,nid,
1352 n_min,n_max, chtype))
1353 return 0;
1354 }
1355 if (X509_NAME_entry_count(subj) == 0)
1356 {
1357 BIO_printf(bio_err,"error, no objects specified in config file\n");
1358 return 0;
1359 }
1360
1361 if (attribs)
1362 {
1363 if ((attr_sk != NULL) && (sk_CONF_VALUE_num(attr_sk) > 0) && (!batch))
1364 {
1365 BIO_printf(bio_err,"\nPlease enter the following 'extra' attributes\n");
1366 BIO_printf(bio_err,"to be sent with your certificate request\n");
1367 }
1368
1369 i= -1;
1370 start2: for (;;)
1371 {
1372 i++;
1373 if ((attr_sk == NULL) ||
1374 (sk_CONF_VALUE_num(attr_sk) <= i))
1375 break;
1376
1377 v=sk_CONF_VALUE_value(attr_sk,i);
1378 type=v->name;
1379 if ((nid=OBJ_txt2nid(type)) == NID_undef)
1380 goto start2;
1381
1382 sprintf(buf,"%s_default",type);
1383 if ((def=NCONF_get_string(req_conf,attr_sect,buf))
1384 == NULL)
1385 {
1386 ERR_clear_error();
1387 def="";
1388 }
1389
1390
1391 sprintf(buf,"%s_value",type);
1392 if ((value=NCONF_get_string(req_conf,attr_sect,buf))
1393 == NULL)
1394 {
1395 ERR_clear_error();
1396 value=NULL;
1397 }
1398
1399 sprintf(buf,"%s_min",type);
1400 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_min))
1401 n_min = -1;
1402
1403 sprintf(buf,"%s_max",type);
1404 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_max))
1405 n_max = -1;
1406
1407 if (!add_attribute_object(req,
1408 v->value,def,value,nid,n_min,n_max, chtype))
1409 return 0;
1410 }
1411 }
1412 }
1413 else
1414 {
1415 BIO_printf(bio_err,"No template, please set one up.\n");
1416 return 0;
1417 }
1418
1419 return 1;
1420
1421 }
1422
1423 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *dn_sk,
1424 STACK_OF(CONF_VALUE) *attr_sk, int attribs, unsigned long chtype)
1425 {
1426 int i;
1427 char *p,*q;
1428 char *type;
1429 CONF_VALUE *v;
1430 X509_NAME *subj;
1431
1432 subj = X509_REQ_get_subject_name(req);
1433
1434 for (i = 0; i < sk_CONF_VALUE_num(dn_sk); i++)
1435 {
1436 v=sk_CONF_VALUE_value(dn_sk,i);
1437 p=q=NULL;
1438 type=v->name;
1439 /* Skip past any leading X. X: X, etc to allow for
1440 * multiple instances
1441 */
1442 for(p = v->name; *p ; p++)
1443 #ifndef CHARSET_EBCDIC
1444 if ((*p == ':') || (*p == ',') || (*p == '.')) {
1445 #else
1446 if ((*p == os_toascii[':']) || (*p == os_toascii[',']) || (*p == os_toascii['.'])) {
1447 #endif
1448 p++;
1449 if(*p) type = p;
1450 break;
1451 }
1452 if (!X509_NAME_add_entry_by_txt(subj,type, chtype,
1453 (unsigned char *) v->value,-1,-1,0)) return 0;
1454
1455 }
1456
1457 if (!X509_NAME_entry_count(subj))
1458 {
1459 BIO_printf(bio_err,"error, no objects specified in config file\n");
1460 return 0;
1461 }
1462 if (attribs)
1463 {
1464 for (i = 0; i < sk_CONF_VALUE_num(attr_sk); i++)
1465 {
1466 v=sk_CONF_VALUE_value(attr_sk,i);
1467 if(!X509_REQ_add1_attr_by_txt(req, v->name, chtype,
1468 (unsigned char *)v->value, -1)) return 0;
1469 }
1470 }
1471 return 1;
1472 }
1473
1474
1475 static int add_DN_object(X509_NAME *n, char *text, char *def, char *value,
1476 int nid, int n_min, int n_max, unsigned long chtype)
1477 {
1478 int i,ret=0;
1479 MS_STATIC char buf[1024];
1480 start:
1481 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1482 (void)BIO_flush(bio_err);
1483 if(value != NULL)
1484 {
1485 strcpy(buf,value);
1486 strcat(buf,"\n");
1487 BIO_printf(bio_err,"%s\n",value);
1488 }
1489 else
1490 {
1491 buf[0]='\0';
1492 if (!batch)
1493 {
1494 fgets(buf,1024,stdin);
1495 }
1496 else
1497 {
1498 buf[0] = '\n';
1499 buf[1] = '\0';
1500 }
1501 }
1502
1503 if (buf[0] == '\0') return(0);
1504 else if (buf[0] == '\n')
1505 {
1506 if ((def == NULL) || (def[0] == '\0'))
1507 return(1);
1508 strcpy(buf,def);
1509 strcat(buf,"\n");
1510 }
1511 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1512
1513 i=strlen(buf);
1514 if (buf[i-1] != '\n')
1515 {
1516 BIO_printf(bio_err,"weird input :-(\n");
1517 return(0);
1518 }
1519 buf[--i]='\0';
1520 #ifdef CHARSET_EBCDIC
1521 ebcdic2ascii(buf, buf, i);
1522 #endif
1523 if(!req_check_len(i, n_min, n_max)) goto start;
1524 if (!X509_NAME_add_entry_by_NID(n,nid, chtype,
1525 (unsigned char *) buf, -1,-1,0)) goto err;
1526 ret=1;
1527 err:
1528 return(ret);
1529 }
1530
1531 static int add_attribute_object(X509_REQ *req, char *text,
1532 char *def, char *value, int nid, int n_min,
1533 int n_max, unsigned long chtype)
1534 {
1535 int i;
1536 static char buf[1024];
1537
1538 start:
1539 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1540 (void)BIO_flush(bio_err);
1541 if (value != NULL)
1542 {
1543 strcpy(buf,value);
1544 strcat(buf,"\n");
1545 BIO_printf(bio_err,"%s\n",value);
1546 }
1547 else
1548 {
1549 buf[0]='\0';
1550 if (!batch)
1551 {
1552 fgets(buf,1024,stdin);
1553 }
1554 else
1555 {
1556 buf[0] = '\n';
1557 buf[1] = '\0';
1558 }
1559 }
1560
1561 if (buf[0] == '\0') return(0);
1562 else if (buf[0] == '\n')
1563 {
1564 if ((def == NULL) || (def[0] == '\0'))
1565 return(1);
1566 strcpy(buf,def);
1567 strcat(buf,"\n");
1568 }
1569 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1570
1571 i=strlen(buf);
1572 if (buf[i-1] != '\n')
1573 {
1574 BIO_printf(bio_err,"weird input :-(\n");
1575 return(0);
1576 }
1577 buf[--i]='\0';
1578 #ifdef CHARSET_EBCDIC
1579 ebcdic2ascii(buf, buf, i);
1580 #endif
1581 if(!req_check_len(i, n_min, n_max)) goto start;
1582
1583 if(!X509_REQ_add1_attr_by_NID(req, nid, chtype,
1584 (unsigned char *)buf, -1)) {
1585 BIO_printf(bio_err, "Error adding attribute\n");
1586 ERR_print_errors(bio_err);
1587 goto err;
1588 }
1589
1590 return(1);
1591 err:
1592 return(0);
1593 }
1594
1595 #ifndef OPENSSL_NO_RSA
1596 static void MS_CALLBACK req_cb(int p, int n, void *arg)
1597 {
1598 char c='*';
1599
1600 if (p == 0) c='.';
1601 if (p == 1) c='+';
1602 if (p == 2) c='*';
1603 if (p == 3) c='\n';
1604 BIO_write((BIO *)arg,&c,1);
1605 (void)BIO_flush((BIO *)arg);
1606 #ifdef LINT
1607 p=n;
1608 #endif
1609 }
1610 #endif
1611
1612 static int req_check_len(int len, int n_min, int n_max)
1613 {
1614 if ((n_min > 0) && (len < n_min))
1615 {
1616 BIO_printf(bio_err,"string is too short, it needs to be at least %d bytes long\n",n_min);
1617 return(0);
1618 }
1619 if ((n_max >= 0) && (len > n_max))
1620 {
1621 BIO_printf(bio_err,"string is too long, it needs to be less than %d bytes long\n",n_max);
1622 return(0);
1623 }
1624 return(1);
1625 }
1626
1627 /* Check if the end of a string matches 'end' */
1628 static int check_end(char *str, char *end)
1629 {
1630 int elen, slen;
1631 char *tmp;
1632 elen = strlen(end);
1633 slen = strlen(str);
1634 if(elen > slen) return 1;
1635 tmp = str + slen - elen;
1636 return strcmp(tmp, end);
1637 }
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