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Import OpenSSL-0.9.8i.
[dragonfly.git] / crypto / openssl-0.9.7e / apps / req.c
blob046bb3dc90ceb438272c9ad8a8da3475e7f3f518
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 #include "../crypto/cryptlib.h"
77
78 #define SECTION "req"
79
80 #define BITS "default_bits"
81 #define KEYFILE "default_keyfile"
82 #define PROMPT "prompt"
83 #define DISTINGUISHED_NAME "distinguished_name"
84 #define ATTRIBUTES "attributes"
85 #define V3_EXTENSIONS "x509_extensions"
86 #define REQ_EXTENSIONS "req_extensions"
87 #define STRING_MASK "string_mask"
88 #define UTF8_IN "utf8"
89
90 #define DEFAULT_KEY_LENGTH 512
91 #define MIN_KEY_LENGTH 384
92
93 #undef PROG
94 #define PROG req_main
95
96 /* -inform arg - input format - default PEM (DER or PEM)
97 * -outform arg - output format - default PEM
98 * -in arg - input file - default stdin
99 * -out arg - output file - default stdout
100 * -verify - check request signature
101 * -noout - don't print stuff out.
102 * -text - print out human readable text.
103 * -nodes - no des encryption
104 * -config file - Load configuration file.
105 * -key file - make a request using key in file (or use it for verification).
106 * -keyform arg - key file format.
107 * -rand file(s) - load the file(s) into the PRNG.
108 * -newkey - make a key and a request.
109 * -modulus - print RSA modulus.
110 * -pubkey - output Public Key.
111 * -x509 - output a self signed X509 structure instead.
112 * -asn1-kludge - output new certificate request in a format that some CA's
113 * require. This format is wrong
114 */
115
116 static int make_REQ(X509_REQ *req,EVP_PKEY *pkey,char *dn,int attribs,
117 unsigned long chtype);
118 static int build_subject(X509_REQ *req, char *subj, unsigned long chtype);
119 static int prompt_info(X509_REQ *req,
120 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
121 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
122 unsigned long chtype);
123 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *sk,
124 STACK_OF(CONF_VALUE) *attr, int attribs,
125 unsigned long chtype);
126 static int add_attribute_object(X509_REQ *req, char *text,
127 char *def, char *value, int nid, int n_min,
128 int n_max, unsigned long chtype);
129 static int add_DN_object(X509_NAME *n, char *text, char *def, char *value,
130 int nid,int n_min,int n_max, unsigned long chtype);
131 #ifndef OPENSSL_NO_RSA
132 static void MS_CALLBACK req_cb(int p,int n,void *arg);
133 #endif
134 static int req_check_len(int len,int n_min,int n_max);
135 static int check_end(char *str, char *end);
136 #ifndef MONOLITH
137 static char *default_config_file=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
146 int MAIN(int, char **);
147
148 int MAIN(int argc, char **argv)
149 {
150 ENGINE *e = NULL;
151 #ifndef OPENSSL_NO_DSA
152 DSA *dsa_params=NULL;
153 #endif
154 unsigned long nmflag = 0, reqflag = 0;
155 int ex=1,x509=0,days=30;
156 X509 *x509ss=NULL;
157 X509_REQ *req=NULL;
158 EVP_PKEY *pkey=NULL;
159 int i=0,badops=0,newreq=0,verbose=0,pkey_type=TYPE_RSA;
160 long newkey = -1;
161 BIO *in=NULL,*out=NULL;
162 int informat,outformat,verify=0,noout=0,text=0,keyform=FORMAT_PEM;
163 int nodes=0,kludge=0,newhdr=0,subject=0,pubkey=0;
164 char *infile,*outfile,*prog,*keyfile=NULL,*template=NULL,*keyout=NULL;
165 #ifndef OPENSSL_NO_ENGINE
166 char *engine=NULL;
167 #endif
168 char *extensions = NULL;
169 char *req_exts = NULL;
170 const EVP_CIPHER *cipher=NULL;
171 ASN1_INTEGER *serial = NULL;
172 int modulus=0;
173 char *inrand=NULL;
174 char *passargin = NULL, *passargout = NULL;
175 char *passin = NULL, *passout = NULL;
176 char *p;
177 char *subj = NULL;
178 const EVP_MD *md_alg=NULL,*digest=EVP_md5();
179 unsigned long chtype = MBSTRING_ASC;
180 #ifndef MONOLITH
181 char *to_free;
182 long errline;
183 #endif
184
185 req_conf = NULL;
186 #ifndef OPENSSL_NO_DES
187 cipher=EVP_des_ede3_cbc();
188 #endif
189 apps_startup();
190
191 if (bio_err == NULL)
192 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
193 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
194
195 infile=NULL;
196 outfile=NULL;
197 informat=FORMAT_PEM;
198 outformat=FORMAT_PEM;
199
200 prog=argv[0];
201 argc--;
202 argv++;
203 while (argc >= 1)
204 {
205 if (strcmp(*argv,"-inform") == 0)
206 {
207 if (--argc < 1) goto bad;
208 informat=str2fmt(*(++argv));
209 }
210 else if (strcmp(*argv,"-outform") == 0)
211 {
212 if (--argc < 1) goto bad;
213 outformat=str2fmt(*(++argv));
214 }
215 #ifndef OPENSSL_NO_ENGINE
216 else if (strcmp(*argv,"-engine") == 0)
217 {
218 if (--argc < 1) goto bad;
219 engine= *(++argv);
220 }
221 #endif
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 newkey=BN_num_bits(dsa_params->p);
326 in=NULL;
327 }
328 else
329 #endif
330 #ifndef OPENSSL_NO_DH
331 if (strncmp("dh:",p,4) == 0)
332 {
333 pkey_type=TYPE_DH;
334 p+=3;
335 }
336 else
337 #endif
338 pkey_type=TYPE_RSA;
339
340 newreq=1;
341 }
342 else if (strcmp(*argv,"-batch") == 0)
343 batch=1;
344 else if (strcmp(*argv,"-newhdr") == 0)
345 newhdr=1;
346 else if (strcmp(*argv,"-modulus") == 0)
347 modulus=1;
348 else if (strcmp(*argv,"-verify") == 0)
349 verify=1;
350 else if (strcmp(*argv,"-nodes") == 0)
351 nodes=1;
352 else if (strcmp(*argv,"-noout") == 0)
353 noout=1;
354 else if (strcmp(*argv,"-verbose") == 0)
355 verbose=1;
356 else if (strcmp(*argv,"-utf8") == 0)
357 chtype = MBSTRING_UTF8;
358 else if (strcmp(*argv,"-nameopt") == 0)
359 {
360 if (--argc < 1) goto bad;
361 if (!set_name_ex(&nmflag, *(++argv))) goto bad;
362 }
363 else if (strcmp(*argv,"-reqopt") == 0)
364 {
365 if (--argc < 1) goto bad;
366 if (!set_cert_ex(&reqflag, *(++argv))) goto bad;
367 }
368 else if (strcmp(*argv,"-subject") == 0)
369 subject=1;
370 else if (strcmp(*argv,"-text") == 0)
371 text=1;
372 else if (strcmp(*argv,"-x509") == 0)
373 x509=1;
374 else if (strcmp(*argv,"-asn1-kludge") == 0)
375 kludge=1;
376 else if (strcmp(*argv,"-no-asn1-kludge") == 0)
377 kludge=0;
378 else if (strcmp(*argv,"-subj") == 0)
379 {
380 if (--argc < 1) goto bad;
381 subj= *(++argv);
382 }
383 else if (strcmp(*argv,"-days") == 0)
384 {
385 if (--argc < 1) goto bad;
386 days= atoi(*(++argv));
387 if (days == 0) days=30;
388 }
389 else if (strcmp(*argv,"-set_serial") == 0)
390 {
391 if (--argc < 1) goto bad;
392 serial = s2i_ASN1_INTEGER(NULL, *(++argv));
393 if (!serial) goto bad;
394 }
395 else if ((md_alg=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
396 {
397 /* ok */
398 digest=md_alg;
399 }
400 else if (strcmp(*argv,"-extensions") == 0)
401 {
402 if (--argc < 1) goto bad;
403 extensions = *(++argv);
404 }
405 else if (strcmp(*argv,"-reqexts") == 0)
406 {
407 if (--argc < 1) goto bad;
408 req_exts = *(++argv);
409 }
410 else
411 {
412 BIO_printf(bio_err,"unknown option %s\n",*argv);
413 badops=1;
414 break;
415 }
416 argc--;
417 argv++;
418 }
419
420 if (badops)
421 {
422 bad:
423 BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
424 BIO_printf(bio_err,"where options are\n");
425 BIO_printf(bio_err," -inform arg input format - DER or PEM\n");
426 BIO_printf(bio_err," -outform arg output format - DER or PEM\n");
427 BIO_printf(bio_err," -in arg input file\n");
428 BIO_printf(bio_err," -out arg output file\n");
429 BIO_printf(bio_err," -text text form of request\n");
430 BIO_printf(bio_err," -pubkey output public key\n");
431 BIO_printf(bio_err," -noout do not output REQ\n");
432 BIO_printf(bio_err," -verify verify signature on REQ\n");
433 BIO_printf(bio_err," -modulus RSA modulus\n");
434 BIO_printf(bio_err," -nodes don't encrypt the output key\n");
435 #ifndef OPENSSL_NO_ENGINE
436 BIO_printf(bio_err," -engine e use engine e, possibly a hardware device\n");
437 #endif
438 BIO_printf(bio_err," -subject output the request's subject\n");
439 BIO_printf(bio_err," -passin private key password source\n");
440 BIO_printf(bio_err," -key file use the private key contained in file\n");
441 BIO_printf(bio_err," -keyform arg key file format\n");
442 BIO_printf(bio_err," -keyout arg file to send the key to\n");
443 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
444 BIO_printf(bio_err," load the file (or the files in the directory) into\n");
445 BIO_printf(bio_err," the random number generator\n");
446 BIO_printf(bio_err," -newkey rsa:bits generate a new RSA key of 'bits' in size\n");
447 BIO_printf(bio_err," -newkey dsa:file generate a new DSA key, parameters taken from CA in 'file'\n");
448 BIO_printf(bio_err," -[digest] Digest to sign with (md5, sha1, md2, mdc2, md4)\n");
449 BIO_printf(bio_err," -config file request template file.\n");
450 BIO_printf(bio_err," -subj arg set or modify request subject\n");
451 BIO_printf(bio_err," -new new request.\n");
452 BIO_printf(bio_err," -batch do not ask anything during request generation\n");
453 BIO_printf(bio_err," -x509 output a x509 structure instead of a cert. req.\n");
454 BIO_printf(bio_err," -days number of days a certificate generated by -x509 is valid for.\n");
455 BIO_printf(bio_err," -set_serial serial number to use for a certificate generated by -x509.\n");
456 BIO_printf(bio_err," -newhdr output \"NEW\" in the header lines\n");
457 BIO_printf(bio_err," -asn1-kludge Output the 'request' in a format that is wrong but some CA's\n");
458 BIO_printf(bio_err," have been reported as requiring\n");
459 BIO_printf(bio_err," -extensions .. specify certificate extension section (override value in config file)\n");
460 BIO_printf(bio_err," -reqexts .. specify request extension section (override value in config file)\n");
461 BIO_printf(bio_err," -utf8 input characters are UTF8 (default ASCII)\n");
462 BIO_printf(bio_err," -nameopt arg - various certificate name options\n");
463 BIO_printf(bio_err," -reqopt arg - various request text options\n\n");
464 goto end;
465 }
466
467 ERR_load_crypto_strings();
468 if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
469 BIO_printf(bio_err, "Error getting passwords\n");
470 goto end;
471 }
472
473 #ifndef MONOLITH /* else this has happened in openssl.c (global `config') */
474 /* Lets load up our environment a little */
475 p=getenv("OPENSSL_CONF");
476 if (p == NULL)
477 p=getenv("SSLEAY_CONF");
478 if (p == NULL)
479 p=to_free=make_config_name();
480 default_config_file=p;
481 config=NCONF_new(NULL);
482 i=NCONF_load(config, p, &errline);
483 #endif
484
485 if (template != NULL)
486 {
487 long errline = -1;
488
489 if( verbose )
490 BIO_printf(bio_err,"Using configuration from %s\n",template);
491 req_conf=NCONF_new(NULL);
492 i=NCONF_load(req_conf,template,&errline);
493 if (i == 0)
494 {
495 BIO_printf(bio_err,"error on line %ld of %s\n",errline,template);
496 goto end;
497 }
498 }
499 else
500 {
501 req_conf=config;
502 if( verbose )
503 BIO_printf(bio_err,"Using configuration from %s\n",
504 default_config_file);
505 if (req_conf == NULL)
506 {
507 BIO_printf(bio_err,"Unable to load config info\n");
508 }
509 }
510
511 if (req_conf != NULL)
512 {
513 if (!load_config(bio_err, req_conf))
514 goto end;
515 p=NCONF_get_string(req_conf,NULL,"oid_file");
516 if (p == NULL)
517 ERR_clear_error();
518 if (p != NULL)
519 {
520 BIO *oid_bio;
521
522 oid_bio=BIO_new_file(p,"r");
523 if (oid_bio == NULL)
524 {
525 /*
526 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
527 ERR_print_errors(bio_err);
528 */
529 }
530 else
531 {
532 OBJ_create_objects(oid_bio);
533 BIO_free(oid_bio);
534 }
535 }
536 }
537 if(!add_oid_section(bio_err, req_conf)) goto end;
538
539 if (md_alg == NULL)
540 {
541 p=NCONF_get_string(req_conf,SECTION,"default_md");
542 if (p == NULL)
543 ERR_clear_error();
544 if (p != NULL)
545 {
546 if ((md_alg=EVP_get_digestbyname(p)) != NULL)
547 digest=md_alg;
548 }
549 }
550
551 if (!extensions)
552 {
553 extensions = NCONF_get_string(req_conf, SECTION, V3_EXTENSIONS);
554 if (!extensions)
555 ERR_clear_error();
556 }
557 if (extensions) {
558 /* Check syntax of file */
559 X509V3_CTX ctx;
560 X509V3_set_ctx_test(&ctx);
561 X509V3_set_nconf(&ctx, req_conf);
562 if(!X509V3_EXT_add_nconf(req_conf, &ctx, extensions, NULL)) {
563 BIO_printf(bio_err,
564 "Error Loading extension section %s\n", extensions);
565 goto end;
566 }
567 }
568
569 if(!passin)
570 {
571 passin = NCONF_get_string(req_conf, SECTION, "input_password");
572 if (!passin)
573 ERR_clear_error();
574 }
575
576 if(!passout)
577 {
578 passout = NCONF_get_string(req_conf, SECTION, "output_password");
579 if (!passout)
580 ERR_clear_error();
581 }
582
583 p = NCONF_get_string(req_conf, SECTION, STRING_MASK);
584 if (!p)
585 ERR_clear_error();
586
587 if(p && !ASN1_STRING_set_default_mask_asc(p)) {
588 BIO_printf(bio_err, "Invalid global string mask setting %s\n", p);
589 goto end;
590 }
591
592 if (chtype != MBSTRING_UTF8)
593 {
594 p = NCONF_get_string(req_conf, SECTION, UTF8_IN);
595 if (!p)
596 ERR_clear_error();
597 else if (!strcmp(p, "yes"))
598 chtype = MBSTRING_UTF8;
599 }
600
601
602 if(!req_exts)
603 {
604 req_exts = NCONF_get_string(req_conf, SECTION, REQ_EXTENSIONS);
605 if (!req_exts)
606 ERR_clear_error();
607 }
608 if(req_exts) {
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, req_exts, NULL)) {
614 BIO_printf(bio_err,
615 "Error Loading request extension section %s\n",
616 req_exts);
617 goto end;
618 }
619 }
620
621 in=BIO_new(BIO_s_file());
622 out=BIO_new(BIO_s_file());
623 if ((in == NULL) || (out == NULL))
624 goto end;
625
626 #ifndef OPENSSL_NO_ENGINE
627 e = setup_engine(bio_err, engine, 0);
628 #endif
629
630 if (keyfile != NULL)
631 {
632 pkey = load_key(bio_err, keyfile, keyform, 0, passin, e,
633 "Private Key");
634 if (!pkey)
635 {
636 /* load_key() has already printed an appropriate
637 message */
638 goto end;
639 }
640 if (EVP_PKEY_type(pkey->type) == EVP_PKEY_DSA)
641 {
642 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
643 if (randfile == NULL)
644 ERR_clear_error();
645 app_RAND_load_file(randfile, bio_err, 0);
646 }
647 }
648
649 if (newreq && (pkey == NULL))
650 {
651 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
652 if (randfile == NULL)
653 ERR_clear_error();
654 app_RAND_load_file(randfile, bio_err, 0);
655 if (inrand)
656 app_RAND_load_files(inrand);
657
658 if (newkey <= 0)
659 {
660 if (!NCONF_get_number(req_conf,SECTION,BITS, &newkey))
661 newkey=DEFAULT_KEY_LENGTH;
662 }
663
664 if (newkey < MIN_KEY_LENGTH)
665 {
666 BIO_printf(bio_err,"private key length is too short,\n");
667 BIO_printf(bio_err,"it needs to be at least %d bits, not %d\n",MIN_KEY_LENGTH,newkey);
668 goto end;
669 }
670 BIO_printf(bio_err,"Generating a %d bit %s private key\n",
671 newkey,(pkey_type == TYPE_RSA)?"RSA":"DSA");
672
673 if ((pkey=EVP_PKEY_new()) == NULL) goto end;
674
675 #ifndef OPENSSL_NO_RSA
676 if (pkey_type == TYPE_RSA)
677 {
678 if (!EVP_PKEY_assign_RSA(pkey,
679 RSA_generate_key(newkey,0x10001,
680 req_cb,bio_err)))
681 goto end;
682 }
683 else
684 #endif
685 #ifndef OPENSSL_NO_DSA
686 if (pkey_type == TYPE_DSA)
687 {
688 if (!DSA_generate_key(dsa_params)) goto end;
689 if (!EVP_PKEY_assign_DSA(pkey,dsa_params)) goto end;
690 dsa_params=NULL;
691 }
692 #endif
693
694 app_RAND_write_file(randfile, bio_err);
695
696 if (pkey == NULL) goto end;
697
698 if (keyout == NULL)
699 {
700 keyout=NCONF_get_string(req_conf,SECTION,KEYFILE);
701 if (keyout == NULL)
702 ERR_clear_error();
703 }
704
705 if (keyout == NULL)
706 {
707 BIO_printf(bio_err,"writing new private key to stdout\n");
708 BIO_set_fp(out,stdout,BIO_NOCLOSE);
709 #ifdef OPENSSL_SYS_VMS
710 {
711 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
712 out = BIO_push(tmpbio, out);
713 }
714 #endif
715 }
716 else
717 {
718 BIO_printf(bio_err,"writing new private key to '%s'\n",keyout);
719 if (BIO_write_filename(out,keyout) <= 0)
720 {
721 perror(keyout);
722 goto end;
723 }
724 }
725
726 p=NCONF_get_string(req_conf,SECTION,"encrypt_rsa_key");
727 if (p == NULL)
728 {
729 ERR_clear_error();
730 p=NCONF_get_string(req_conf,SECTION,"encrypt_key");
731 if (p == NULL)
732 ERR_clear_error();
733 }
734 if ((p != NULL) && (strcmp(p,"no") == 0))
735 cipher=NULL;
736 if (nodes) cipher=NULL;
737
738 i=0;
739 loop:
740 if (!PEM_write_bio_PrivateKey(out,pkey,cipher,
741 NULL,0,NULL,passout))
742 {
743 if ((ERR_GET_REASON(ERR_peek_error()) ==
744 PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3))
745 {
746 ERR_clear_error();
747 i++;
748 goto loop;
749 }
750 goto end;
751 }
752 BIO_printf(bio_err,"-----\n");
753 }
754
755 if (!newreq)
756 {
757 /* Since we are using a pre-existing certificate
758 * request, the kludge 'format' info should not be
759 * changed. */
760 kludge= -1;
761 if (infile == NULL)
762 BIO_set_fp(in,stdin,BIO_NOCLOSE);
763 else
764 {
765 if (BIO_read_filename(in,infile) <= 0)
766 {
767 perror(infile);
768 goto end;
769 }
770 }
771
772 if (informat == FORMAT_ASN1)
773 req=d2i_X509_REQ_bio(in,NULL);
774 else if (informat == FORMAT_PEM)
775 req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
776 else
777 {
778 BIO_printf(bio_err,"bad input format specified for X509 request\n");
779 goto end;
780 }
781 if (req == NULL)
782 {
783 BIO_printf(bio_err,"unable to load X509 request\n");
784 goto end;
785 }
786 }
787
788 if (newreq || x509)
789 {
790 if (pkey == NULL)
791 {
792 BIO_printf(bio_err,"you need to specify a private key\n");
793 goto end;
794 }
795 #ifndef OPENSSL_NO_DSA
796 if (pkey->type == EVP_PKEY_DSA)
797 digest=EVP_dss1();
798 #endif
799 if (req == NULL)
800 {
801 req=X509_REQ_new();
802 if (req == NULL)
803 {
804 goto end;
805 }
806
807 i=make_REQ(req,pkey,subj,!x509, chtype);
808 subj=NULL; /* done processing '-subj' option */
809 if ((kludge > 0) && !sk_X509_ATTRIBUTE_num(req->req_info->attributes))
810 {
811 sk_X509_ATTRIBUTE_free(req->req_info->attributes);
812 req->req_info->attributes = NULL;
813 }
814 if (!i)
815 {
816 BIO_printf(bio_err,"problems making Certificate Request\n");
817 goto end;
818 }
819 }
820 if (x509)
821 {
822 EVP_PKEY *tmppkey;
823 X509V3_CTX ext_ctx;
824 if ((x509ss=X509_new()) == NULL) goto end;
825
826 /* Set version to V3 */
827 if(extensions && !X509_set_version(x509ss, 2)) goto end;
828 if (serial)
829 {
830 if (!X509_set_serialNumber(x509ss, serial)) goto end;
831 }
832 else
833 {
834 if (!rand_serial(NULL,
835 X509_get_serialNumber(x509ss)))
836 goto end;
837 }
838
839 if (!X509_set_issuer_name(x509ss, X509_REQ_get_subject_name(req))) goto end;
840 if (!X509_gmtime_adj(X509_get_notBefore(x509ss),0)) goto end;
841 if (!X509_gmtime_adj(X509_get_notAfter(x509ss), (long)60*60*24*days)) goto end;
842 if (!X509_set_subject_name(x509ss, X509_REQ_get_subject_name(req))) goto end;
843 tmppkey = X509_REQ_get_pubkey(req);
844 if (!tmppkey || !X509_set_pubkey(x509ss,tmppkey)) goto end;
845 EVP_PKEY_free(tmppkey);
846
847 /* Set up V3 context struct */
848
849 X509V3_set_ctx(&ext_ctx, x509ss, x509ss, NULL, NULL, 0);
850 X509V3_set_nconf(&ext_ctx, req_conf);
851
852 /* Add extensions */
853 if(extensions && !X509V3_EXT_add_nconf(req_conf,
854 &ext_ctx, extensions, x509ss))
855 {
856 BIO_printf(bio_err,
857 "Error Loading extension section %s\n",
858 extensions);
859 goto end;
860 }
861
862 if (!(i=X509_sign(x509ss,pkey,digest)))
863 goto end;
864 }
865 else
866 {
867 X509V3_CTX ext_ctx;
868
869 /* Set up V3 context struct */
870
871 X509V3_set_ctx(&ext_ctx, NULL, NULL, req, NULL, 0);
872 X509V3_set_nconf(&ext_ctx, req_conf);
873
874 /* Add extensions */
875 if(req_exts && !X509V3_EXT_REQ_add_nconf(req_conf,
876 &ext_ctx, req_exts, req))
877 {
878 BIO_printf(bio_err,
879 "Error Loading extension section %s\n",
880 req_exts);
881 goto end;
882 }
883 if (!(i=X509_REQ_sign(req,pkey,digest)))
884 goto end;
885 }
886 }
887
888 if (subj && x509)
889 {
890 BIO_printf(bio_err, "Cannot modifiy certificate subject\n");
891 goto end;
892 }
893
894 if (subj && !x509)
895 {
896 if (verbose)
897 {
898 BIO_printf(bio_err, "Modifying Request's Subject\n");
899 print_name(bio_err, "old subject=", X509_REQ_get_subject_name(req), nmflag);
900 }
901
902 if (build_subject(req, subj, chtype) == 0)
903 {
904 BIO_printf(bio_err, "ERROR: cannot modify subject\n");
905 ex=1;
906 goto end;
907 }
908
909 req->req_info->enc.modified = 1;
910
911 if (verbose)
912 {
913 print_name(bio_err, "new subject=", X509_REQ_get_subject_name(req), nmflag);
914 }
915 }
916
917 if (verify && !x509)
918 {
919 int tmp=0;
920
921 if (pkey == NULL)
922 {
923 pkey=X509_REQ_get_pubkey(req);
924 tmp=1;
925 if (pkey == NULL) goto end;
926 }
927
928 i=X509_REQ_verify(req,pkey);
929 if (tmp) {
930 EVP_PKEY_free(pkey);
931 pkey=NULL;
932 }
933
934 if (i < 0)
935 {
936 goto end;
937 }
938 else if (i == 0)
939 {
940 BIO_printf(bio_err,"verify failure\n");
941 ERR_print_errors(bio_err);
942 }
943 else /* if (i > 0) */
944 BIO_printf(bio_err,"verify OK\n");
945 }
946
947 if (noout && !text && !modulus && !subject && !pubkey)
948 {
949 ex=0;
950 goto end;
951 }
952
953 if (outfile == NULL)
954 {
955 BIO_set_fp(out,stdout,BIO_NOCLOSE);
956 #ifdef OPENSSL_SYS_VMS
957 {
958 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
959 out = BIO_push(tmpbio, out);
960 }
961 #endif
962 }
963 else
964 {
965 if ((keyout != NULL) && (strcmp(outfile,keyout) == 0))
966 i=(int)BIO_append_filename(out,outfile);
967 else
968 i=(int)BIO_write_filename(out,outfile);
969 if (!i)
970 {
971 perror(outfile);
972 goto end;
973 }
974 }
975
976 if (pubkey)
977 {
978 EVP_PKEY *tpubkey;
979 tpubkey=X509_REQ_get_pubkey(req);
980 if (tpubkey == NULL)
981 {
982 BIO_printf(bio_err,"Error getting public key\n");
983 ERR_print_errors(bio_err);
984 goto end;
985 }
986 PEM_write_bio_PUBKEY(out, tpubkey);
987 EVP_PKEY_free(tpubkey);
988 }
989
990 if (text)
991 {
992 if (x509)
993 X509_print_ex(out, x509ss, nmflag, reqflag);
994 else
995 X509_REQ_print_ex(out, req, nmflag, reqflag);
996 }
997
998 if(subject)
999 {
1000 if(x509)
1001 print_name(out, "subject=", X509_get_subject_name(x509ss), nmflag);
1002 else
1003 print_name(out, "subject=", X509_REQ_get_subject_name(req), nmflag);
1004 }
1005
1006 if (modulus)
1007 {
1008 EVP_PKEY *tpubkey;
1009
1010 if (x509)
1011 tpubkey=X509_get_pubkey(x509ss);
1012 else
1013 tpubkey=X509_REQ_get_pubkey(req);
1014 if (tpubkey == NULL)
1015 {
1016 fprintf(stdout,"Modulus=unavailable\n");
1017 goto end;
1018 }
1019 fprintf(stdout,"Modulus=");
1020 #ifndef OPENSSL_NO_RSA
1021 if (tpubkey->type == EVP_PKEY_RSA)
1022 BN_print(out,tpubkey->pkey.rsa->n);
1023 else
1024 #endif
1025 fprintf(stdout,"Wrong Algorithm type");
1026 EVP_PKEY_free(tpubkey);
1027 fprintf(stdout,"\n");
1028 }
1029
1030 if (!noout && !x509)
1031 {
1032 if (outformat == FORMAT_ASN1)
1033 i=i2d_X509_REQ_bio(out,req);
1034 else if (outformat == FORMAT_PEM) {
1035 if(newhdr) i=PEM_write_bio_X509_REQ_NEW(out,req);
1036 else i=PEM_write_bio_X509_REQ(out,req);
1037 } else {
1038 BIO_printf(bio_err,"bad output format specified for outfile\n");
1039 goto end;
1040 }
1041 if (!i)
1042 {
1043 BIO_printf(bio_err,"unable to write X509 request\n");
1044 goto end;
1045 }
1046 }
1047 if (!noout && x509 && (x509ss != NULL))
1048 {
1049 if (outformat == FORMAT_ASN1)
1050 i=i2d_X509_bio(out,x509ss);
1051 else if (outformat == FORMAT_PEM)
1052 i=PEM_write_bio_X509(out,x509ss);
1053 else {
1054 BIO_printf(bio_err,"bad output format specified for outfile\n");
1055 goto end;
1056 }
1057 if (!i)
1058 {
1059 BIO_printf(bio_err,"unable to write X509 certificate\n");
1060 goto end;
1061 }
1062 }
1063 ex=0;
1064 end:
1065 #ifndef MONOLITH
1066 if(to_free)
1067 OPENSSL_free(to_free);
1068 #endif
1069 if (ex)
1070 {
1071 ERR_print_errors(bio_err);
1072 }
1073 if ((req_conf != NULL) && (req_conf != config)) NCONF_free(req_conf);
1074 BIO_free(in);
1075 BIO_free_all(out);
1076 EVP_PKEY_free(pkey);
1077 X509_REQ_free(req);
1078 X509_free(x509ss);
1079 ASN1_INTEGER_free(serial);
1080 if(passargin && passin) OPENSSL_free(passin);
1081 if(passargout && passout) OPENSSL_free(passout);
1082 OBJ_cleanup();
1083 #ifndef OPENSSL_NO_DSA
1084 if (dsa_params != NULL) DSA_free(dsa_params);
1085 #endif
1086 apps_shutdown();
1087 OPENSSL_EXIT(ex);
1088 }
1089
1090 static int make_REQ(X509_REQ *req, EVP_PKEY *pkey, char *subj, int attribs,
1091 unsigned long chtype)
1092 {
1093 int ret=0,i;
1094 char no_prompt = 0;
1095 STACK_OF(CONF_VALUE) *dn_sk, *attr_sk = NULL;
1096 char *tmp, *dn_sect,*attr_sect;
1097
1098 tmp=NCONF_get_string(req_conf,SECTION,PROMPT);
1099 if (tmp == NULL)
1100 ERR_clear_error();
1101 if((tmp != NULL) && !strcmp(tmp, "no")) no_prompt = 1;
1102
1103 dn_sect=NCONF_get_string(req_conf,SECTION,DISTINGUISHED_NAME);
1104 if (dn_sect == NULL)
1105 {
1106 BIO_printf(bio_err,"unable to find '%s' in config\n",
1107 DISTINGUISHED_NAME);
1108 goto err;
1109 }
1110 dn_sk=NCONF_get_section(req_conf,dn_sect);
1111 if (dn_sk == NULL)
1112 {
1113 BIO_printf(bio_err,"unable to get '%s' section\n",dn_sect);
1114 goto err;
1115 }
1116
1117 attr_sect=NCONF_get_string(req_conf,SECTION,ATTRIBUTES);
1118 if (attr_sect == NULL)
1119 {
1120 ERR_clear_error();
1121 attr_sk=NULL;
1122 }
1123 else
1124 {
1125 attr_sk=NCONF_get_section(req_conf,attr_sect);
1126 if (attr_sk == NULL)
1127 {
1128 BIO_printf(bio_err,"unable to get '%s' section\n",attr_sect);
1129 goto err;
1130 }
1131 }
1132
1133 /* setup version number */
1134 if (!X509_REQ_set_version(req,0L)) goto err; /* version 1 */
1135
1136 if (no_prompt)
1137 i = auto_info(req, dn_sk, attr_sk, attribs, chtype);
1138 else
1139 {
1140 if (subj)
1141 i = build_subject(req, subj, chtype);
1142 else
1143 i = prompt_info(req, dn_sk, dn_sect, attr_sk, attr_sect, attribs, chtype);
1144 }
1145 if(!i) goto err;
1146
1147 if (!X509_REQ_set_pubkey(req,pkey)) goto err;
1148
1149 ret=1;
1150 err:
1151 return(ret);
1152 }
1153
1154 /*
1155 * subject is expected to be in the format /type0=value0/type1=value1/type2=...
1156 * where characters may be escaped by \
1157 */
1158 static int build_subject(X509_REQ *req, char *subject, unsigned long chtype)
1159 {
1160 X509_NAME *n;
1161
1162 if (!(n = do_subject(subject, chtype)))
1163 return 0;
1164
1165 if (!X509_REQ_set_subject_name(req, n))
1166 {
1167 X509_NAME_free(n);
1168 return 0;
1169 }
1170 X509_NAME_free(n);
1171 return 1;
1172 }
1173
1174
1175 static int prompt_info(X509_REQ *req,
1176 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
1177 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
1178 unsigned long chtype)
1179 {
1180 int i;
1181 char *p,*q;
1182 char buf[100];
1183 int nid;
1184 long n_min,n_max;
1185 char *type,*def,*value;
1186 CONF_VALUE *v;
1187 X509_NAME *subj;
1188 subj = X509_REQ_get_subject_name(req);
1189
1190 if(!batch)
1191 {
1192 BIO_printf(bio_err,"You are about to be asked to enter information that will be incorporated\n");
1193 BIO_printf(bio_err,"into your certificate request.\n");
1194 BIO_printf(bio_err,"What you are about to enter is what is called a Distinguished Name or a DN.\n");
1195 BIO_printf(bio_err,"There are quite a few fields but you can leave some blank\n");
1196 BIO_printf(bio_err,"For some fields there will be a default value,\n");
1197 BIO_printf(bio_err,"If you enter '.', the field will be left blank.\n");
1198 BIO_printf(bio_err,"-----\n");
1199 }
1200
1201
1202 if (sk_CONF_VALUE_num(dn_sk))
1203 {
1204 i= -1;
1205 start: for (;;)
1206 {
1207 i++;
1208 if (sk_CONF_VALUE_num(dn_sk) <= i) break;
1209
1210 v=sk_CONF_VALUE_value(dn_sk,i);
1211 p=q=NULL;
1212 type=v->name;
1213 if(!check_end(type,"_min") || !check_end(type,"_max") ||
1214 !check_end(type,"_default") ||
1215 !check_end(type,"_value")) continue;
1216 /* Skip past any leading X. X: X, etc to allow for
1217 * multiple instances
1218 */
1219 for(p = v->name; *p ; p++)
1220 if ((*p == ':') || (*p == ',') ||
1221 (*p == '.')) {
1222 p++;
1223 if(*p) type = p;
1224 break;
1225 }
1226 /* If OBJ not recognised ignore it */
1227 if ((nid=OBJ_txt2nid(type)) == NID_undef) goto start;
1228 if (BIO_snprintf(buf,sizeof buf,"%s_default",v->name)
1229 >= sizeof buf)
1230 {
1231 BIO_printf(bio_err,"Name '%s' too long\n",v->name);
1232 return 0;
1233 }
1234
1235 if ((def=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
1236 {
1237 ERR_clear_error();
1238 def="";
1239 }
1240
1241 BIO_snprintf(buf,sizeof buf,"%s_value",v->name);
1242 if ((value=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
1243 {
1244 ERR_clear_error();
1245 value=NULL;
1246 }
1247
1248 BIO_snprintf(buf,sizeof buf,"%s_min",v->name);
1249 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_min))
1250 {
1251 ERR_clear_error();
1252 n_min = -1;
1253 }
1254
1255 BIO_snprintf(buf,sizeof buf,"%s_max",v->name);
1256 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_max))
1257 {
1258 ERR_clear_error();
1259 n_max = -1;
1260 }
1261
1262 if (!add_DN_object(subj,v->value,def,value,nid,
1263 n_min,n_max, chtype))
1264 return 0;
1265 }
1266 if (X509_NAME_entry_count(subj) == 0)
1267 {
1268 BIO_printf(bio_err,"error, no objects specified in config file\n");
1269 return 0;
1270 }
1271
1272 if (attribs)
1273 {
1274 if ((attr_sk != NULL) && (sk_CONF_VALUE_num(attr_sk) > 0) && (!batch))
1275 {
1276 BIO_printf(bio_err,"\nPlease enter the following 'extra' attributes\n");
1277 BIO_printf(bio_err,"to be sent with your certificate request\n");
1278 }
1279
1280 i= -1;
1281 start2: for (;;)
1282 {
1283 i++;
1284 if ((attr_sk == NULL) ||
1285 (sk_CONF_VALUE_num(attr_sk) <= i))
1286 break;
1287
1288 v=sk_CONF_VALUE_value(attr_sk,i);
1289 type=v->name;
1290 if ((nid=OBJ_txt2nid(type)) == NID_undef)
1291 goto start2;
1292
1293 if (BIO_snprintf(buf,sizeof buf,"%s_default",type)
1294 >= sizeof buf)
1295 {
1296 BIO_printf(bio_err,"Name '%s' too long\n",v->name);
1297 return 0;
1298 }
1299
1300 if ((def=NCONF_get_string(req_conf,attr_sect,buf))
1301 == NULL)
1302 {
1303 ERR_clear_error();
1304 def="";
1305 }
1306
1307
1308 BIO_snprintf(buf,sizeof buf,"%s_value",type);
1309 if ((value=NCONF_get_string(req_conf,attr_sect,buf))
1310 == NULL)
1311 {
1312 ERR_clear_error();
1313 value=NULL;
1314 }
1315
1316 BIO_snprintf(buf,sizeof buf,"%s_min",type);
1317 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_min))
1318 n_min = -1;
1319
1320 BIO_snprintf(buf,sizeof buf,"%s_max",type);
1321 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_max))
1322 n_max = -1;
1323
1324 if (!add_attribute_object(req,
1325 v->value,def,value,nid,n_min,n_max, chtype))
1326 return 0;
1327 }
1328 }
1329 }
1330 else
1331 {
1332 BIO_printf(bio_err,"No template, please set one up.\n");
1333 return 0;
1334 }
1335
1336 return 1;
1337
1338 }
1339
1340 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *dn_sk,
1341 STACK_OF(CONF_VALUE) *attr_sk, int attribs, unsigned long chtype)
1342 {
1343 int i;
1344 char *p,*q;
1345 char *type;
1346 CONF_VALUE *v;
1347 X509_NAME *subj;
1348
1349 subj = X509_REQ_get_subject_name(req);
1350
1351 for (i = 0; i < sk_CONF_VALUE_num(dn_sk); i++)
1352 {
1353 v=sk_CONF_VALUE_value(dn_sk,i);
1354 p=q=NULL;
1355 type=v->name;
1356 /* Skip past any leading X. X: X, etc to allow for
1357 * multiple instances
1358 */
1359 for(p = v->name; *p ; p++)
1360 #ifndef CHARSET_EBCDIC
1361 if ((*p == ':') || (*p == ',') || (*p == '.')) {
1362 #else
1363 if ((*p == os_toascii[':']) || (*p == os_toascii[',']) || (*p == os_toascii['.'])) {
1364 #endif
1365 p++;
1366 if(*p) type = p;
1367 break;
1368 }
1369 if (!X509_NAME_add_entry_by_txt(subj,type, chtype,
1370 (unsigned char *) v->value,-1,-1,0)) return 0;
1371
1372 }
1373
1374 if (!X509_NAME_entry_count(subj))
1375 {
1376 BIO_printf(bio_err,"error, no objects specified in config file\n");
1377 return 0;
1378 }
1379 if (attribs)
1380 {
1381 for (i = 0; i < sk_CONF_VALUE_num(attr_sk); i++)
1382 {
1383 v=sk_CONF_VALUE_value(attr_sk,i);
1384 if(!X509_REQ_add1_attr_by_txt(req, v->name, chtype,
1385 (unsigned char *)v->value, -1)) return 0;
1386 }
1387 }
1388 return 1;
1389 }
1390
1391
1392 static int add_DN_object(X509_NAME *n, char *text, char *def, char *value,
1393 int nid, int n_min, int n_max, unsigned long chtype)
1394 {
1395 int i,ret=0;
1396 MS_STATIC char buf[1024];
1397 start:
1398 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1399 (void)BIO_flush(bio_err);
1400 if(value != NULL)
1401 {
1402 BUF_strlcpy(buf,value,sizeof buf);
1403 BUF_strlcat(buf,"\n",sizeof buf);
1404 BIO_printf(bio_err,"%s\n",value);
1405 }
1406 else
1407 {
1408 buf[0]='\0';
1409 if (!batch)
1410 {
1411 fgets(buf,sizeof buf,stdin);
1412 }
1413 else
1414 {
1415 buf[0] = '\n';
1416 buf[1] = '\0';
1417 }
1418 }
1419
1420 if (buf[0] == '\0') return(0);
1421 else if (buf[0] == '\n')
1422 {
1423 if ((def == NULL) || (def[0] == '\0'))
1424 return(1);
1425 BUF_strlcpy(buf,def,sizeof buf);
1426 BUF_strlcat(buf,"\n",sizeof buf);
1427 }
1428 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1429
1430 i=strlen(buf);
1431 if (buf[i-1] != '\n')
1432 {
1433 BIO_printf(bio_err,"weird input :-(\n");
1434 return(0);
1435 }
1436 buf[--i]='\0';
1437 #ifdef CHARSET_EBCDIC
1438 ebcdic2ascii(buf, buf, i);
1439 #endif
1440 if(!req_check_len(i, n_min, n_max)) goto start;
1441 if (!X509_NAME_add_entry_by_NID(n,nid, chtype,
1442 (unsigned char *) buf, -1,-1,0)) goto err;
1443 ret=1;
1444 err:
1445 return(ret);
1446 }
1447
1448 static int add_attribute_object(X509_REQ *req, char *text,
1449 char *def, char *value, int nid, int n_min,
1450 int n_max, unsigned long chtype)
1451 {
1452 int i;
1453 static char buf[1024];
1454
1455 start:
1456 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1457 (void)BIO_flush(bio_err);
1458 if (value != NULL)
1459 {
1460 BUF_strlcpy(buf,value,sizeof buf);
1461 BUF_strlcat(buf,"\n",sizeof buf);
1462 BIO_printf(bio_err,"%s\n",value);
1463 }
1464 else
1465 {
1466 buf[0]='\0';
1467 if (!batch)
1468 {
1469 fgets(buf,sizeof buf,stdin);
1470 }
1471 else
1472 {
1473 buf[0] = '\n';
1474 buf[1] = '\0';
1475 }
1476 }
1477
1478 if (buf[0] == '\0') return(0);
1479 else if (buf[0] == '\n')
1480 {
1481 if ((def == NULL) || (def[0] == '\0'))
1482 return(1);
1483 BUF_strlcpy(buf,def,sizeof buf);
1484 BUF_strlcat(buf,"\n",sizeof buf);
1485 }
1486 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1487
1488 i=strlen(buf);
1489 if (buf[i-1] != '\n')
1490 {
1491 BIO_printf(bio_err,"weird input :-(\n");
1492 return(0);
1493 }
1494 buf[--i]='\0';
1495 #ifdef CHARSET_EBCDIC
1496 ebcdic2ascii(buf, buf, i);
1497 #endif
1498 if(!req_check_len(i, n_min, n_max)) goto start;
1499
1500 if(!X509_REQ_add1_attr_by_NID(req, nid, chtype,
1501 (unsigned char *)buf, -1)) {
1502 BIO_printf(bio_err, "Error adding attribute\n");
1503 ERR_print_errors(bio_err);
1504 goto err;
1505 }
1506
1507 return(1);
1508 err:
1509 return(0);
1510 }
1511
1512 #ifndef OPENSSL_NO_RSA
1513 static void MS_CALLBACK req_cb(int p, int n, void *arg)
1514 {
1515 char c='*';
1516
1517 if (p == 0) c='.';
1518 if (p == 1) c='+';
1519 if (p == 2) c='*';
1520 if (p == 3) c='\n';
1521 BIO_write((BIO *)arg,&c,1);
1522 (void)BIO_flush((BIO *)arg);
1523 #ifdef LINT
1524 p=n;
1525 #endif
1526 }
1527 #endif
1528
1529 static int req_check_len(int len, int n_min, int n_max)
1530 {
1531 if ((n_min > 0) && (len < n_min))
1532 {
1533 BIO_printf(bio_err,"string is too short, it needs to be at least %d bytes long\n",n_min);
1534 return(0);
1535 }
1536 if ((n_max >= 0) && (len > n_max))
1537 {
1538 BIO_printf(bio_err,"string is too long, it needs to be less than %d bytes long\n",n_max);
1539 return(0);
1540 }
1541 return(1);
1542 }
1543
1544 /* Check if the end of a string matches 'end' */
1545 static int check_end(char *str, char *end)
1546 {
1547 int elen, slen;
1548 char *tmp;
1549 elen = strlen(end);
1550 slen = strlen(str);
1551 if(elen > slen) return 1;
1552 tmp = str + slen - elen;
1553 return strcmp(tmp, end);
1554 }
DragonFly BSD