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Updates from 1.0.0-stable.
[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 /* Until the key-gen callbacks are modified to use newer prototypes, we allow
60 * deprecated functions for openssl-internal code */
61 #ifdef OPENSSL_NO_DEPRECATED
62 #undef OPENSSL_NO_DEPRECATED
63 #endif
64
65 #include <stdio.h>
66 #include <stdlib.h>
67 #include <time.h>
68 #include <string.h>
69 #ifdef OPENSSL_NO_STDIO
70 #define APPS_WIN16
71 #endif
72 #include "apps.h"
73 #include <openssl/bio.h>
74 #include <openssl/evp.h>
75 #include <openssl/conf.h>
76 #include <openssl/err.h>
77 #include <openssl/asn1.h>
78 #include <openssl/x509.h>
79 #include <openssl/x509v3.h>
80 #include <openssl/objects.h>
81 #include <openssl/pem.h>
82 #include <openssl/bn.h>
83 #ifndef OPENSSL_NO_RSA
84 #include <openssl/rsa.h>
85 #endif
86 #ifndef OPENSSL_NO_DSA
87 #include <openssl/dsa.h>
88 #endif
89
90 #define SECTION "req"
91
92 #define BITS "default_bits"
93 #define KEYFILE "default_keyfile"
94 #define PROMPT "prompt"
95 #define DISTINGUISHED_NAME "distinguished_name"
96 #define ATTRIBUTES "attributes"
97 #define V3_EXTENSIONS "x509_extensions"
98 #define REQ_EXTENSIONS "req_extensions"
99 #define STRING_MASK "string_mask"
100 #define UTF8_IN "utf8"
101
102 #define DEFAULT_KEY_LENGTH 512
103 #define MIN_KEY_LENGTH 384
104
105 #undef PROG
106 #define PROG req_main
107
108 /* -inform arg - input format - default PEM (DER or PEM)
109 * -outform arg - output format - default PEM
110 * -in arg - input file - default stdin
111 * -out arg - output file - default stdout
112 * -verify - check request signature
113 * -noout - don't print stuff out.
114 * -text - print out human readable text.
115 * -nodes - no des encryption
116 * -config file - Load configuration file.
117 * -key file - make a request using key in file (or use it for verification).
118 * -keyform arg - key file format.
119 * -rand file(s) - load the file(s) into the PRNG.
120 * -newkey - make a key and a request.
121 * -modulus - print RSA modulus.
122 * -pubkey - output Public Key.
123 * -x509 - output a self signed X509 structure instead.
124 * -asn1-kludge - output new certificate request in a format that some CA's
125 * require. This format is wrong
126 */
127
128 static int make_REQ(X509_REQ *req,EVP_PKEY *pkey,char *dn,int mutlirdn,
129 int attribs,unsigned long chtype);
130 static int build_subject(X509_REQ *req, char *subj, unsigned long chtype,
131 int multirdn);
132 static int prompt_info(X509_REQ *req,
133 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
134 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
135 unsigned long chtype);
136 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *sk,
137 STACK_OF(CONF_VALUE) *attr, int attribs,
138 unsigned long chtype);
139 static int add_attribute_object(X509_REQ *req, char *text, const char *def,
140 char *value, int nid, int n_min,
141 int n_max, unsigned long chtype);
142 static int add_DN_object(X509_NAME *n, char *text, const char *def, char *value,
143 int nid,int n_min,int n_max, unsigned long chtype, int mval);
144 static int genpkey_cb(EVP_PKEY_CTX *ctx);
145 static int req_check_len(int len,int n_min,int n_max);
146 static int check_end(const char *str, const char *end);
147 static EVP_PKEY_CTX *set_keygen_ctx(BIO *err, const char *gstr, int *pkey_type,
148 long *pkeylen, char **palgnam,
149 ENGINE *keygen_engine);
150 #ifndef MONOLITH
151 static char *default_config_file=NULL;
152 #endif
153 static CONF *req_conf=NULL;
154 static int batch=0;
155
156 int MAIN(int, char **);
157
158 int MAIN(int argc, char **argv)
159 {
160 ENGINE *e = NULL, *gen_eng = NULL;
161 unsigned long nmflag = 0, reqflag = 0;
162 int ex=1,x509=0,days=30;
163 X509 *x509ss=NULL;
164 X509_REQ *req=NULL;
165 EVP_PKEY_CTX *genctx = NULL;
166 const char *keyalg = NULL;
167 char *keyalgstr = NULL;
168 STACK_OF(STRING) *pkeyopts = NULL;
169 EVP_PKEY *pkey=NULL;
170 int i=0,badops=0,newreq=0,verbose=0,pkey_type=-1;
171 long newkey = -1;
172 BIO *in=NULL,*out=NULL;
173 int informat,outformat,verify=0,noout=0,text=0,keyform=FORMAT_PEM;
174 int nodes=0,kludge=0,newhdr=0,subject=0,pubkey=0;
175 char *infile,*outfile,*prog,*keyfile=NULL,*template=NULL,*keyout=NULL;
176 #ifndef OPENSSL_NO_ENGINE
177 char *engine=NULL;
178 #endif
179 char *extensions = NULL;
180 char *req_exts = NULL;
181 const EVP_CIPHER *cipher=NULL;
182 ASN1_INTEGER *serial = NULL;
183 int modulus=0;
184 char *inrand=NULL;
185 char *passargin = NULL, *passargout = NULL;
186 char *passin = NULL, *passout = NULL;
187 char *p;
188 char *subj = NULL;
189 int multirdn = 0;
190 const EVP_MD *md_alg=NULL,*digest=NULL;
191 unsigned long chtype = MBSTRING_ASC;
192 #ifndef MONOLITH
193 char *to_free;
194 long errline;
195 #endif
196
197 req_conf = NULL;
198 #ifndef OPENSSL_NO_DES
199 cipher=EVP_des_ede3_cbc();
200 #endif
201 apps_startup();
202
203 if (bio_err == NULL)
204 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
205 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
206
207 infile=NULL;
208 outfile=NULL;
209 informat=FORMAT_PEM;
210 outformat=FORMAT_PEM;
211
212 prog=argv[0];
213 argc--;
214 argv++;
215 while (argc >= 1)
216 {
217 if (strcmp(*argv,"-inform") == 0)
218 {
219 if (--argc < 1) goto bad;
220 informat=str2fmt(*(++argv));
221 }
222 else if (strcmp(*argv,"-outform") == 0)
223 {
224 if (--argc < 1) goto bad;
225 outformat=str2fmt(*(++argv));
226 }
227 #ifndef OPENSSL_NO_ENGINE
228 else if (strcmp(*argv,"-engine") == 0)
229 {
230 if (--argc < 1) goto bad;
231 engine= *(++argv);
232 }
233 else if (strcmp(*argv,"-keygen_engine") == 0)
234 {
235 if (--argc < 1) goto bad;
236 gen_eng = ENGINE_by_id(*(++argv));
237 if (gen_eng == NULL)
238 {
239 BIO_printf(bio_err, "Can't find keygen engine %s\n", *argv);
240 goto end;
241 }
242 }
243 #endif
244 else if (strcmp(*argv,"-key") == 0)
245 {
246 if (--argc < 1) goto bad;
247 keyfile= *(++argv);
248 }
249 else if (strcmp(*argv,"-pubkey") == 0)
250 {
251 pubkey=1;
252 }
253 else if (strcmp(*argv,"-new") == 0)
254 {
255 newreq=1;
256 }
257 else if (strcmp(*argv,"-config") == 0)
258 {
259 if (--argc < 1) goto bad;
260 template= *(++argv);
261 }
262 else if (strcmp(*argv,"-keyform") == 0)
263 {
264 if (--argc < 1) goto bad;
265 keyform=str2fmt(*(++argv));
266 }
267 else if (strcmp(*argv,"-in") == 0)
268 {
269 if (--argc < 1) goto bad;
270 infile= *(++argv);
271 }
272 else if (strcmp(*argv,"-out") == 0)
273 {
274 if (--argc < 1) goto bad;
275 outfile= *(++argv);
276 }
277 else if (strcmp(*argv,"-keyout") == 0)
278 {
279 if (--argc < 1) goto bad;
280 keyout= *(++argv);
281 }
282 else if (strcmp(*argv,"-passin") == 0)
283 {
284 if (--argc < 1) goto bad;
285 passargin= *(++argv);
286 }
287 else if (strcmp(*argv,"-passout") == 0)
288 {
289 if (--argc < 1) goto bad;
290 passargout= *(++argv);
291 }
292 else if (strcmp(*argv,"-rand") == 0)
293 {
294 if (--argc < 1) goto bad;
295 inrand= *(++argv);
296 }
297 else if (strcmp(*argv,"-newkey") == 0)
298 {
299 if (--argc < 1)
300 goto bad;
301 keyalg = *(++argv);
302 newreq=1;
303 }
304 else if (strcmp(*argv,"-pkeyopt") == 0)
305 {
306 if (--argc < 1)
307 goto bad;
308 if (!pkeyopts)
309 pkeyopts = sk_STRING_new_null();
310 if (!pkeyopts || !sk_STRING_push(pkeyopts, *(++argv)))
311 goto bad;
312 }
313 else if (strcmp(*argv,"-batch") == 0)
314 batch=1;
315 else if (strcmp(*argv,"-newhdr") == 0)
316 newhdr=1;
317 else if (strcmp(*argv,"-modulus") == 0)
318 modulus=1;
319 else if (strcmp(*argv,"-verify") == 0)
320 verify=1;
321 else if (strcmp(*argv,"-nodes") == 0)
322 nodes=1;
323 else if (strcmp(*argv,"-noout") == 0)
324 noout=1;
325 else if (strcmp(*argv,"-verbose") == 0)
326 verbose=1;
327 else if (strcmp(*argv,"-utf8") == 0)
328 chtype = MBSTRING_UTF8;
329 else if (strcmp(*argv,"-nameopt") == 0)
330 {
331 if (--argc < 1) goto bad;
332 if (!set_name_ex(&nmflag, *(++argv))) goto bad;
333 }
334 else if (strcmp(*argv,"-reqopt") == 0)
335 {
336 if (--argc < 1) goto bad;
337 if (!set_cert_ex(&reqflag, *(++argv))) goto bad;
338 }
339 else if (strcmp(*argv,"-subject") == 0)
340 subject=1;
341 else if (strcmp(*argv,"-text") == 0)
342 text=1;
343 else if (strcmp(*argv,"-x509") == 0)
344 x509=1;
345 else if (strcmp(*argv,"-asn1-kludge") == 0)
346 kludge=1;
347 else if (strcmp(*argv,"-no-asn1-kludge") == 0)
348 kludge=0;
349 else if (strcmp(*argv,"-subj") == 0)
350 {
351 if (--argc < 1) goto bad;
352 subj= *(++argv);
353 }
354 else if (strcmp(*argv,"-multivalue-rdn") == 0)
355 multirdn=1;
356 else if (strcmp(*argv,"-days") == 0)
357 {
358 if (--argc < 1) goto bad;
359 days= atoi(*(++argv));
360 if (days == 0) days=30;
361 }
362 else if (strcmp(*argv,"-set_serial") == 0)
363 {
364 if (--argc < 1) goto bad;
365 serial = s2i_ASN1_INTEGER(NULL, *(++argv));
366 if (!serial) goto bad;
367 }
368 else if (strcmp(*argv,"-extensions") == 0)
369 {
370 if (--argc < 1) goto bad;
371 extensions = *(++argv);
372 }
373 else if (strcmp(*argv,"-reqexts") == 0)
374 {
375 if (--argc < 1) goto bad;
376 req_exts = *(++argv);
377 }
378 else if ((md_alg=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
379 {
380 /* ok */
381 digest=md_alg;
382 }
383 else
384 {
385 BIO_printf(bio_err,"unknown option %s\n",*argv);
386 badops=1;
387 break;
388 }
389 argc--;
390 argv++;
391 }
392
393 if (badops)
394 {
395 bad:
396 BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
397 BIO_printf(bio_err,"where options are\n");
398 BIO_printf(bio_err," -inform arg input format - DER or PEM\n");
399 BIO_printf(bio_err," -outform arg output format - DER or PEM\n");
400 BIO_printf(bio_err," -in arg input file\n");
401 BIO_printf(bio_err," -out arg output file\n");
402 BIO_printf(bio_err," -text text form of request\n");
403 BIO_printf(bio_err," -pubkey output public key\n");
404 BIO_printf(bio_err," -noout do not output REQ\n");
405 BIO_printf(bio_err," -verify verify signature on REQ\n");
406 BIO_printf(bio_err," -modulus RSA modulus\n");
407 BIO_printf(bio_err," -nodes don't encrypt the output key\n");
408 #ifndef OPENSSL_NO_ENGINE
409 BIO_printf(bio_err," -engine e use engine e, possibly a hardware device\n");
410 #endif
411 BIO_printf(bio_err," -subject output the request's subject\n");
412 BIO_printf(bio_err," -passin private key password source\n");
413 BIO_printf(bio_err," -key file use the private key contained in file\n");
414 BIO_printf(bio_err," -keyform arg key file format\n");
415 BIO_printf(bio_err," -keyout arg file to send the key to\n");
416 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
417 BIO_printf(bio_err," load the file (or the files in the directory) into\n");
418 BIO_printf(bio_err," the random number generator\n");
419 BIO_printf(bio_err," -newkey rsa:bits generate a new RSA key of 'bits' in size\n");
420 BIO_printf(bio_err," -newkey dsa:file generate a new DSA key, parameters taken from CA in 'file'\n");
421 #ifndef OPENSSL_NO_ECDSA
422 BIO_printf(bio_err," -newkey ec:file generate a new EC key, parameters taken from CA in 'file'\n");
423 #endif
424 BIO_printf(bio_err," -[digest] Digest to sign with (md5, sha1, md2, mdc2, md4)\n");
425 BIO_printf(bio_err," -config file request template file.\n");
426 BIO_printf(bio_err," -subj arg set or modify request subject\n");
427 BIO_printf(bio_err," -multivalue-rdn enable support for multivalued RDNs\n");
428 BIO_printf(bio_err," -new new request.\n");
429 BIO_printf(bio_err," -batch do not ask anything during request generation\n");
430 BIO_printf(bio_err," -x509 output a x509 structure instead of a cert. req.\n");
431 BIO_printf(bio_err," -days number of days a certificate generated by -x509 is valid for.\n");
432 BIO_printf(bio_err," -set_serial serial number to use for a certificate generated by -x509.\n");
433 BIO_printf(bio_err," -newhdr output \"NEW\" in the header lines\n");
434 BIO_printf(bio_err," -asn1-kludge Output the 'request' in a format that is wrong but some CA's\n");
435 BIO_printf(bio_err," have been reported as requiring\n");
436 BIO_printf(bio_err," -extensions .. specify certificate extension section (override value in config file)\n");
437 BIO_printf(bio_err," -reqexts .. specify request extension section (override value in config file)\n");
438 BIO_printf(bio_err," -utf8 input characters are UTF8 (default ASCII)\n");
439 BIO_printf(bio_err," -nameopt arg - various certificate name options\n");
440 BIO_printf(bio_err," -reqopt arg - various request text options\n\n");
441 goto end;
442 }
443
444 ERR_load_crypto_strings();
445 if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
446 BIO_printf(bio_err, "Error getting passwords\n");
447 goto end;
448 }
449
450 #ifndef MONOLITH /* else this has happened in openssl.c (global `config') */
451 /* Lets load up our environment a little */
452 p=getenv("OPENSSL_CONF");
453 if (p == NULL)
454 p=getenv("SSLEAY_CONF");
455 if (p == NULL)
456 p=to_free=make_config_name();
457 default_config_file=p;
458 config=NCONF_new(NULL);
459 i=NCONF_load(config, p, &errline);
460 #endif
461
462 if (template != NULL)
463 {
464 long errline = -1;
465
466 if( verbose )
467 BIO_printf(bio_err,"Using configuration from %s\n",template);
468 req_conf=NCONF_new(NULL);
469 i=NCONF_load(req_conf,template,&errline);
470 if (i == 0)
471 {
472 BIO_printf(bio_err,"error on line %ld of %s\n",errline,template);
473 goto end;
474 }
475 }
476 else
477 {
478 req_conf=config;
479
480 if (req_conf == NULL)
481 {
482 BIO_printf(bio_err,"Unable to load config info from %s\n", default_config_file);
483 if (newreq)
484 goto end;
485 }
486 else if( verbose )
487 BIO_printf(bio_err,"Using configuration from %s\n",
488 default_config_file);
489 }
490
491 if (req_conf != NULL)
492 {
493 if (!load_config(bio_err, req_conf))
494 goto end;
495 p=NCONF_get_string(req_conf,NULL,"oid_file");
496 if (p == NULL)
497 ERR_clear_error();
498 if (p != NULL)
499 {
500 BIO *oid_bio;
501
502 oid_bio=BIO_new_file(p,"r");
503 if (oid_bio == NULL)
504 {
505 /*
506 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
507 ERR_print_errors(bio_err);
508 */
509 }
510 else
511 {
512 OBJ_create_objects(oid_bio);
513 BIO_free(oid_bio);
514 }
515 }
516 }
517 if(!add_oid_section(bio_err, req_conf)) goto end;
518
519 if (md_alg == NULL)
520 {
521 p=NCONF_get_string(req_conf,SECTION,"default_md");
522 if (p == NULL)
523 ERR_clear_error();
524 if (p != NULL)
525 {
526 if ((md_alg=EVP_get_digestbyname(p)) != NULL)
527 digest=md_alg;
528 }
529 }
530
531 if (!extensions)
532 {
533 extensions = NCONF_get_string(req_conf, SECTION, V3_EXTENSIONS);
534 if (!extensions)
535 ERR_clear_error();
536 }
537 if (extensions) {
538 /* Check syntax of file */
539 X509V3_CTX ctx;
540 X509V3_set_ctx_test(&ctx);
541 X509V3_set_nconf(&ctx, req_conf);
542 if(!X509V3_EXT_add_nconf(req_conf, &ctx, extensions, NULL)) {
543 BIO_printf(bio_err,
544 "Error Loading extension section %s\n", extensions);
545 goto end;
546 }
547 }
548
549 if(!passin)
550 {
551 passin = NCONF_get_string(req_conf, SECTION, "input_password");
552 if (!passin)
553 ERR_clear_error();
554 }
555
556 if(!passout)
557 {
558 passout = NCONF_get_string(req_conf, SECTION, "output_password");
559 if (!passout)
560 ERR_clear_error();
561 }
562
563 p = NCONF_get_string(req_conf, SECTION, STRING_MASK);
564 if (!p)
565 ERR_clear_error();
566
567 if(p && !ASN1_STRING_set_default_mask_asc(p)) {
568 BIO_printf(bio_err, "Invalid global string mask setting %s\n", p);
569 goto end;
570 }
571
572 if (chtype != MBSTRING_UTF8)
573 {
574 p = NCONF_get_string(req_conf, SECTION, UTF8_IN);
575 if (!p)
576 ERR_clear_error();
577 else if (!strcmp(p, "yes"))
578 chtype = MBSTRING_UTF8;
579 }
580
581
582 if(!req_exts)
583 {
584 req_exts = NCONF_get_string(req_conf, SECTION, REQ_EXTENSIONS);
585 if (!req_exts)
586 ERR_clear_error();
587 }
588 if(req_exts) {
589 /* Check syntax of file */
590 X509V3_CTX ctx;
591 X509V3_set_ctx_test(&ctx);
592 X509V3_set_nconf(&ctx, req_conf);
593 if(!X509V3_EXT_add_nconf(req_conf, &ctx, req_exts, NULL)) {
594 BIO_printf(bio_err,
595 "Error Loading request extension section %s\n",
596 req_exts);
597 goto end;
598 }
599 }
600
601 in=BIO_new(BIO_s_file());
602 out=BIO_new(BIO_s_file());
603 if ((in == NULL) || (out == NULL))
604 goto end;
605
606 #ifndef OPENSSL_NO_ENGINE
607 e = setup_engine(bio_err, engine, 0);
608 #endif
609
610 if (keyfile != NULL)
611 {
612 pkey = load_key(bio_err, keyfile, keyform, 0, passin, e,
613 "Private Key");
614 if (!pkey)
615 {
616 /* load_key() has already printed an appropriate
617 message */
618 goto end;
619 }
620 else
621 {
622 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
623 if (randfile == NULL)
624 ERR_clear_error();
625 app_RAND_load_file(randfile, bio_err, 0);
626 }
627 }
628
629 if (newreq && (pkey == NULL))
630 {
631 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
632 if (randfile == NULL)
633 ERR_clear_error();
634 app_RAND_load_file(randfile, bio_err, 0);
635 if (inrand)
636 app_RAND_load_files(inrand);
637
638 if (keyalg)
639 {
640 genctx = set_keygen_ctx(bio_err, keyalg, &pkey_type, &newkey,
641 &keyalgstr, gen_eng);
642 if (!genctx)
643 goto end;
644 }
645
646 if (newkey <= 0)
647 {
648 if (!NCONF_get_number(req_conf,SECTION,BITS, &newkey))
649 newkey=DEFAULT_KEY_LENGTH;
650 }
651
652 if (newkey < MIN_KEY_LENGTH && (pkey_type == EVP_PKEY_RSA || pkey_type == EVP_PKEY_DSA))
653 {
654 BIO_printf(bio_err,"private key length is too short,\n");
655 BIO_printf(bio_err,"it needs to be at least %d bits, not %ld\n",MIN_KEY_LENGTH,newkey);
656 goto end;
657 }
658
659 if (!genctx)
660 {
661 genctx = set_keygen_ctx(bio_err, NULL, &pkey_type, &newkey,
662 &keyalgstr, gen_eng);
663 if (!genctx)
664 goto end;
665 }
666
667 if (pkeyopts)
668 {
669 char *genopt;
670 for (i = 0; i < sk_STRING_num(pkeyopts); i++)
671 {
672 genopt = sk_STRING_value(pkeyopts, i);
673 if (pkey_ctrl_string(genctx, genopt) <= 0)
674 {
675 BIO_printf(bio_err,
676 "parameter error \"%s\"\n",
677 genopt);
678 ERR_print_errors(bio_err);
679 goto end;
680 }
681 }
682 }
683
684 BIO_printf(bio_err,"Generating a %ld bit %s private key\n",
685 newkey, keyalgstr);
686
687 EVP_PKEY_CTX_set_cb(genctx, genpkey_cb);
688 EVP_PKEY_CTX_set_app_data(genctx, bio_err);
689
690 if (EVP_PKEY_keygen(genctx, &pkey) <= 0)
691 {
692 BIO_puts(bio_err, "Error Generating Key\n");
693 goto end;
694 }
695
696 EVP_PKEY_CTX_free(genctx);
697 genctx = NULL;
698
699 app_RAND_write_file(randfile, bio_err);
700
701 if (keyout == NULL)
702 {
703 keyout=NCONF_get_string(req_conf,SECTION,KEYFILE);
704 if (keyout == NULL)
705 ERR_clear_error();
706 }
707
708 if (keyout == NULL)
709 {
710 BIO_printf(bio_err,"writing new private key to stdout\n");
711 BIO_set_fp(out,stdout,BIO_NOCLOSE);
712 #ifdef OPENSSL_SYS_VMS
713 {
714 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
715 out = BIO_push(tmpbio, out);
716 }
717 #endif
718 }
719 else
720 {
721 BIO_printf(bio_err,"writing new private key to '%s'\n",keyout);
722 if (BIO_write_filename(out,keyout) <= 0)
723 {
724 perror(keyout);
725 goto end;
726 }
727 }
728
729 p=NCONF_get_string(req_conf,SECTION,"encrypt_rsa_key");
730 if (p == NULL)
731 {
732 ERR_clear_error();
733 p=NCONF_get_string(req_conf,SECTION,"encrypt_key");
734 if (p == NULL)
735 ERR_clear_error();
736 }
737 if ((p != NULL) && (strcmp(p,"no") == 0))
738 cipher=NULL;
739 if (nodes) cipher=NULL;
740
741 i=0;
742 loop:
743 if (!PEM_write_bio_PrivateKey(out,pkey,cipher,
744 NULL,0,NULL,passout))
745 {
746 if ((ERR_GET_REASON(ERR_peek_error()) ==
747 PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3))
748 {
749 ERR_clear_error();
750 i++;
751 goto loop;
752 }
753 goto end;
754 }
755 BIO_printf(bio_err,"-----\n");
756 }
757
758 if (!newreq)
759 {
760 /* Since we are using a pre-existing certificate
761 * request, the kludge 'format' info should not be
762 * changed. */
763 kludge= -1;
764 if (infile == NULL)
765 BIO_set_fp(in,stdin,BIO_NOCLOSE);
766 else
767 {
768 if (BIO_read_filename(in,infile) <= 0)
769 {
770 perror(infile);
771 goto end;
772 }
773 }
774
775 if (informat == FORMAT_ASN1)
776 req=d2i_X509_REQ_bio(in,NULL);
777 else if (informat == FORMAT_PEM)
778 req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
779 else
780 {
781 BIO_printf(bio_err,"bad input format specified for X509 request\n");
782 goto end;
783 }
784 if (req == NULL)
785 {
786 BIO_printf(bio_err,"unable to load X509 request\n");
787 goto end;
788 }
789 }
790
791 if (newreq || x509)
792 {
793 if (pkey == NULL)
794 {
795 BIO_printf(bio_err,"you need to specify a private key\n");
796 goto end;
797 }
798
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,multirdn,!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_time_adj_ex(X509_get_notAfter(x509ss), days, 0, NULL)) 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 {
864 ERR_print_errors(bio_err);
865 goto end;
866 }
867 }
868 else
869 {
870 X509V3_CTX ext_ctx;
871
872 /* Set up V3 context struct */
873
874 X509V3_set_ctx(&ext_ctx, NULL, NULL, req, NULL, 0);
875 X509V3_set_nconf(&ext_ctx, req_conf);
876
877 /* Add extensions */
878 if(req_exts && !X509V3_EXT_REQ_add_nconf(req_conf,
879 &ext_ctx, req_exts, req))
880 {
881 BIO_printf(bio_err,
882 "Error Loading extension section %s\n",
883 req_exts);
884 goto end;
885 }
886 if (!(i=X509_REQ_sign(req,pkey,digest)))
887 {
888 ERR_print_errors(bio_err);
889 goto end;
890 }
891 }
892 }
893
894 if (subj && x509)
895 {
896 BIO_printf(bio_err, "Cannot modifiy certificate subject\n");
897 goto end;
898 }
899
900 if (subj && !x509)
901 {
902 if (verbose)
903 {
904 BIO_printf(bio_err, "Modifying Request's Subject\n");
905 print_name(bio_err, "old subject=", X509_REQ_get_subject_name(req), nmflag);
906 }
907
908 if (build_subject(req, subj, chtype, multirdn) == 0)
909 {
910 BIO_printf(bio_err, "ERROR: cannot modify subject\n");
911 ex=1;
912 goto end;
913 }
914
915 req->req_info->enc.modified = 1;
916
917 if (verbose)
918 {
919 print_name(bio_err, "new subject=", X509_REQ_get_subject_name(req), nmflag);
920 }
921 }
922
923 if (verify && !x509)
924 {
925 int tmp=0;
926
927 if (pkey == NULL)
928 {
929 pkey=X509_REQ_get_pubkey(req);
930 tmp=1;
931 if (pkey == NULL) goto end;
932 }
933
934 i=X509_REQ_verify(req,pkey);
935 if (tmp) {
936 EVP_PKEY_free(pkey);
937 pkey=NULL;
938 }
939
940 if (i < 0)
941 {
942 goto end;
943 }
944 else if (i == 0)
945 {
946 BIO_printf(bio_err,"verify failure\n");
947 ERR_print_errors(bio_err);
948 }
949 else /* if (i > 0) */
950 BIO_printf(bio_err,"verify OK\n");
951 }
952
953 if (noout && !text && !modulus && !subject && !pubkey)
954 {
955 ex=0;
956 goto end;
957 }
958
959 if (outfile == NULL)
960 {
961 BIO_set_fp(out,stdout,BIO_NOCLOSE);
962 #ifdef OPENSSL_SYS_VMS
963 {
964 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
965 out = BIO_push(tmpbio, out);
966 }
967 #endif
968 }
969 else
970 {
971 if ((keyout != NULL) && (strcmp(outfile,keyout) == 0))
972 i=(int)BIO_append_filename(out,outfile);
973 else
974 i=(int)BIO_write_filename(out,outfile);
975 if (!i)
976 {
977 perror(outfile);
978 goto end;
979 }
980 }
981
982 if (pubkey)
983 {
984 EVP_PKEY *tpubkey;
985 tpubkey=X509_REQ_get_pubkey(req);
986 if (tpubkey == NULL)
987 {
988 BIO_printf(bio_err,"Error getting public key\n");
989 ERR_print_errors(bio_err);
990 goto end;
991 }
992 PEM_write_bio_PUBKEY(out, tpubkey);
993 EVP_PKEY_free(tpubkey);
994 }
995
996 if (text)
997 {
998 if (x509)
999 X509_print_ex(out, x509ss, nmflag, reqflag);
1000 else
1001 X509_REQ_print_ex(out, req, nmflag, reqflag);
1002 }
1003
1004 if(subject)
1005 {
1006 if(x509)
1007 print_name(out, "subject=", X509_get_subject_name(x509ss), nmflag);
1008 else
1009 print_name(out, "subject=", X509_REQ_get_subject_name(req), nmflag);
1010 }
1011
1012 if (modulus)
1013 {
1014 EVP_PKEY *tpubkey;
1015
1016 if (x509)
1017 tpubkey=X509_get_pubkey(x509ss);
1018 else
1019 tpubkey=X509_REQ_get_pubkey(req);
1020 if (tpubkey == NULL)
1021 {
1022 fprintf(stdout,"Modulus=unavailable\n");
1023 goto end;
1024 }
1025 fprintf(stdout,"Modulus=");
1026 #ifndef OPENSSL_NO_RSA
1027 if (EVP_PKEY_base_id(tpubkey) == EVP_PKEY_RSA)
1028 BN_print(out,tpubkey->pkey.rsa->n);
1029 else
1030 #endif
1031 fprintf(stdout,"Wrong Algorithm type");
1032 EVP_PKEY_free(tpubkey);
1033 fprintf(stdout,"\n");
1034 }
1035
1036 if (!noout && !x509)
1037 {
1038 if (outformat == FORMAT_ASN1)
1039 i=i2d_X509_REQ_bio(out,req);
1040 else if (outformat == FORMAT_PEM) {
1041 if(newhdr) i=PEM_write_bio_X509_REQ_NEW(out,req);
1042 else i=PEM_write_bio_X509_REQ(out,req);
1043 } else {
1044 BIO_printf(bio_err,"bad output format specified for outfile\n");
1045 goto end;
1046 }
1047 if (!i)
1048 {
1049 BIO_printf(bio_err,"unable to write X509 request\n");
1050 goto end;
1051 }
1052 }
1053 if (!noout && x509 && (x509ss != NULL))
1054 {
1055 if (outformat == FORMAT_ASN1)
1056 i=i2d_X509_bio(out,x509ss);
1057 else if (outformat == FORMAT_PEM)
1058 i=PEM_write_bio_X509(out,x509ss);
1059 else {
1060 BIO_printf(bio_err,"bad output format specified for outfile\n");
1061 goto end;
1062 }
1063 if (!i)
1064 {
1065 BIO_printf(bio_err,"unable to write X509 certificate\n");
1066 goto end;
1067 }
1068 }
1069 ex=0;
1070 end:
1071 #ifndef MONOLITH
1072 if(to_free)
1073 OPENSSL_free(to_free);
1074 #endif
1075 if (ex)
1076 {
1077 ERR_print_errors(bio_err);
1078 }
1079 if ((req_conf != NULL) && (req_conf != config)) NCONF_free(req_conf);
1080 BIO_free(in);
1081 BIO_free_all(out);
1082 EVP_PKEY_free(pkey);
1083 if (genctx)
1084 EVP_PKEY_CTX_free(genctx);
1085 if (pkeyopts)
1086 sk_STRING_free(pkeyopts);
1087 #ifndef OPENSSL_NO_ENGINE
1088 if (gen_eng)
1089 ENGINE_free(gen_eng);
1090 #endif
1091 if (keyalgstr)
1092 OPENSSL_free(keyalgstr);
1093 X509_REQ_free(req);
1094 X509_free(x509ss);
1095 ASN1_INTEGER_free(serial);
1096 if(passargin && passin) OPENSSL_free(passin);
1097 if(passargout && passout) OPENSSL_free(passout);
1098 OBJ_cleanup();
1099 apps_shutdown();
1100 OPENSSL_EXIT(ex);
1101 }
1102
1103 static int make_REQ(X509_REQ *req, EVP_PKEY *pkey, char *subj, int multirdn,
1104 int attribs, unsigned long chtype)
1105 {
1106 int ret=0,i;
1107 char no_prompt = 0;
1108 STACK_OF(CONF_VALUE) *dn_sk, *attr_sk = NULL;
1109 char *tmp, *dn_sect,*attr_sect;
1110
1111 tmp=NCONF_get_string(req_conf,SECTION,PROMPT);
1112 if (tmp == NULL)
1113 ERR_clear_error();
1114 if((tmp != NULL) && !strcmp(tmp, "no")) no_prompt = 1;
1115
1116 dn_sect=NCONF_get_string(req_conf,SECTION,DISTINGUISHED_NAME);
1117 if (dn_sect == NULL)
1118 {
1119 BIO_printf(bio_err,"unable to find '%s' in config\n",
1120 DISTINGUISHED_NAME);
1121 goto err;
1122 }
1123 dn_sk=NCONF_get_section(req_conf,dn_sect);
1124 if (dn_sk == NULL)
1125 {
1126 BIO_printf(bio_err,"unable to get '%s' section\n",dn_sect);
1127 goto err;
1128 }
1129
1130 attr_sect=NCONF_get_string(req_conf,SECTION,ATTRIBUTES);
1131 if (attr_sect == NULL)
1132 {
1133 ERR_clear_error();
1134 attr_sk=NULL;
1135 }
1136 else
1137 {
1138 attr_sk=NCONF_get_section(req_conf,attr_sect);
1139 if (attr_sk == NULL)
1140 {
1141 BIO_printf(bio_err,"unable to get '%s' section\n",attr_sect);
1142 goto err;
1143 }
1144 }
1145
1146 /* setup version number */
1147 if (!X509_REQ_set_version(req,0L)) goto err; /* version 1 */
1148
1149 if (no_prompt)
1150 i = auto_info(req, dn_sk, attr_sk, attribs, chtype);
1151 else
1152 {
1153 if (subj)
1154 i = build_subject(req, subj, chtype, multirdn);
1155 else
1156 i = prompt_info(req, dn_sk, dn_sect, attr_sk, attr_sect, attribs, chtype);
1157 }
1158 if(!i) goto err;
1159
1160 if (!X509_REQ_set_pubkey(req,pkey)) goto err;
1161
1162 ret=1;
1163 err:
1164 return(ret);
1165 }
1166
1167 /*
1168 * subject is expected to be in the format /type0=value0/type1=value1/type2=...
1169 * where characters may be escaped by \
1170 */
1171 static int build_subject(X509_REQ *req, char *subject, unsigned long chtype, int multirdn)
1172 {
1173 X509_NAME *n;
1174
1175 if (!(n = parse_name(subject, chtype, multirdn)))
1176 return 0;
1177
1178 if (!X509_REQ_set_subject_name(req, n))
1179 {
1180 X509_NAME_free(n);
1181 return 0;
1182 }
1183 X509_NAME_free(n);
1184 return 1;
1185 }
1186
1187
1188 static int prompt_info(X509_REQ *req,
1189 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
1190 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
1191 unsigned long chtype)
1192 {
1193 int i;
1194 char *p,*q;
1195 char buf[100];
1196 int nid, mval;
1197 long n_min,n_max;
1198 char *type, *value;
1199 const char *def;
1200 CONF_VALUE *v;
1201 X509_NAME *subj;
1202 subj = X509_REQ_get_subject_name(req);
1203
1204 if(!batch)
1205 {
1206 BIO_printf(bio_err,"You are about to be asked to enter information that will be incorporated\n");
1207 BIO_printf(bio_err,"into your certificate request.\n");
1208 BIO_printf(bio_err,"What you are about to enter is what is called a Distinguished Name or a DN.\n");
1209 BIO_printf(bio_err,"There are quite a few fields but you can leave some blank\n");
1210 BIO_printf(bio_err,"For some fields there will be a default value,\n");
1211 BIO_printf(bio_err,"If you enter '.', the field will be left blank.\n");
1212 BIO_printf(bio_err,"-----\n");
1213 }
1214
1215
1216 if (sk_CONF_VALUE_num(dn_sk))
1217 {
1218 i= -1;
1219 start: for (;;)
1220 {
1221 i++;
1222 if (sk_CONF_VALUE_num(dn_sk) <= i) break;
1223
1224 v=sk_CONF_VALUE_value(dn_sk,i);
1225 p=q=NULL;
1226 type=v->name;
1227 if(!check_end(type,"_min") || !check_end(type,"_max") ||
1228 !check_end(type,"_default") ||
1229 !check_end(type,"_value")) continue;
1230 /* Skip past any leading X. X: X, etc to allow for
1231 * multiple instances
1232 */
1233 for(p = v->name; *p ; p++)
1234 if ((*p == ':') || (*p == ',') ||
1235 (*p == '.')) {
1236 p++;
1237 if(*p) type = p;
1238 break;
1239 }
1240 if (*type == '+')
1241 {
1242 mval = -1;
1243 type++;
1244 }
1245 else
1246 mval = 0;
1247 /* If OBJ not recognised ignore it */
1248 if ((nid=OBJ_txt2nid(type)) == NID_undef) goto start;
1249 if (BIO_snprintf(buf,sizeof buf,"%s_default",v->name)
1250 >= (int)sizeof(buf))
1251 {
1252 BIO_printf(bio_err,"Name '%s' too long\n",v->name);
1253 return 0;
1254 }
1255
1256 if ((def=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
1257 {
1258 ERR_clear_error();
1259 def="";
1260 }
1261
1262 BIO_snprintf(buf,sizeof buf,"%s_value",v->name);
1263 if ((value=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
1264 {
1265 ERR_clear_error();
1266 value=NULL;
1267 }
1268
1269 BIO_snprintf(buf,sizeof buf,"%s_min",v->name);
1270 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_min))
1271 {
1272 ERR_clear_error();
1273 n_min = -1;
1274 }
1275
1276 BIO_snprintf(buf,sizeof buf,"%s_max",v->name);
1277 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_max))
1278 {
1279 ERR_clear_error();
1280 n_max = -1;
1281 }
1282
1283 if (!add_DN_object(subj,v->value,def,value,nid,
1284 n_min,n_max, chtype, mval))
1285 return 0;
1286 }
1287 if (X509_NAME_entry_count(subj) == 0)
1288 {
1289 BIO_printf(bio_err,"error, no objects specified in config file\n");
1290 return 0;
1291 }
1292
1293 if (attribs)
1294 {
1295 if ((attr_sk != NULL) && (sk_CONF_VALUE_num(attr_sk) > 0) && (!batch))
1296 {
1297 BIO_printf(bio_err,"\nPlease enter the following 'extra' attributes\n");
1298 BIO_printf(bio_err,"to be sent with your certificate request\n");
1299 }
1300
1301 i= -1;
1302 start2: for (;;)
1303 {
1304 i++;
1305 if ((attr_sk == NULL) ||
1306 (sk_CONF_VALUE_num(attr_sk) <= i))
1307 break;
1308
1309 v=sk_CONF_VALUE_value(attr_sk,i);
1310 type=v->name;
1311 if ((nid=OBJ_txt2nid(type)) == NID_undef)
1312 goto start2;
1313
1314 if (BIO_snprintf(buf,sizeof buf,"%s_default",type)
1315 >= (int)sizeof(buf))
1316 {
1317 BIO_printf(bio_err,"Name '%s' too long\n",v->name);
1318 return 0;
1319 }
1320
1321 if ((def=NCONF_get_string(req_conf,attr_sect,buf))
1322 == NULL)
1323 {
1324 ERR_clear_error();
1325 def="";
1326 }
1327
1328
1329 BIO_snprintf(buf,sizeof buf,"%s_value",type);
1330 if ((value=NCONF_get_string(req_conf,attr_sect,buf))
1331 == NULL)
1332 {
1333 ERR_clear_error();
1334 value=NULL;
1335 }
1336
1337 BIO_snprintf(buf,sizeof buf,"%s_min",type);
1338 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_min))
1339 n_min = -1;
1340
1341 BIO_snprintf(buf,sizeof buf,"%s_max",type);
1342 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_max))
1343 n_max = -1;
1344
1345 if (!add_attribute_object(req,
1346 v->value,def,value,nid,n_min,n_max, chtype))
1347 return 0;
1348 }
1349 }
1350 }
1351 else
1352 {
1353 BIO_printf(bio_err,"No template, please set one up.\n");
1354 return 0;
1355 }
1356
1357 return 1;
1358
1359 }
1360
1361 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *dn_sk,
1362 STACK_OF(CONF_VALUE) *attr_sk, int attribs, unsigned long chtype)
1363 {
1364 int i;
1365 char *p,*q;
1366 char *type;
1367 CONF_VALUE *v;
1368 X509_NAME *subj;
1369
1370 subj = X509_REQ_get_subject_name(req);
1371
1372 for (i = 0; i < sk_CONF_VALUE_num(dn_sk); i++)
1373 {
1374 int mval;
1375 v=sk_CONF_VALUE_value(dn_sk,i);
1376 p=q=NULL;
1377 type=v->name;
1378 /* Skip past any leading X. X: X, etc to allow for
1379 * multiple instances
1380 */
1381 for(p = v->name; *p ; p++)
1382 #ifndef CHARSET_EBCDIC
1383 if ((*p == ':') || (*p == ',') || (*p == '.')) {
1384 #else
1385 if ((*p == os_toascii[':']) || (*p == os_toascii[',']) || (*p == os_toascii['.'])) {
1386 #endif
1387 p++;
1388 if(*p) type = p;
1389 break;
1390 }
1391 #ifndef CHARSET_EBCDIC
1392 if (*p == '+')
1393 #else
1394 if (*p == os_toascii['+'])
1395 #endif
1396 {
1397 p++;
1398 mval = -1;
1399 }
1400 else
1401 mval = 0;
1402 if (!X509_NAME_add_entry_by_txt(subj,type, chtype,
1403 (unsigned char *) v->value,-1,-1,mval)) return 0;
1404
1405 }
1406
1407 if (!X509_NAME_entry_count(subj))
1408 {
1409 BIO_printf(bio_err,"error, no objects specified in config file\n");
1410 return 0;
1411 }
1412 if (attribs)
1413 {
1414 for (i = 0; i < sk_CONF_VALUE_num(attr_sk); i++)
1415 {
1416 v=sk_CONF_VALUE_value(attr_sk,i);
1417 if(!X509_REQ_add1_attr_by_txt(req, v->name, chtype,
1418 (unsigned char *)v->value, -1)) return 0;
1419 }
1420 }
1421 return 1;
1422 }
1423
1424
1425 static int add_DN_object(X509_NAME *n, char *text, const char *def, char *value,
1426 int nid, int n_min, int n_max, unsigned long chtype, int mval)
1427 {
1428 int i,ret=0;
1429 MS_STATIC char buf[1024];
1430 start:
1431 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1432 (void)BIO_flush(bio_err);
1433 if(value != NULL)
1434 {
1435 BUF_strlcpy(buf,value,sizeof buf);
1436 BUF_strlcat(buf,"\n",sizeof buf);
1437 BIO_printf(bio_err,"%s\n",value);
1438 }
1439 else
1440 {
1441 buf[0]='\0';
1442 if (!batch)
1443 {
1444 fgets(buf,sizeof buf,stdin);
1445 }
1446 else
1447 {
1448 buf[0] = '\n';
1449 buf[1] = '\0';
1450 }
1451 }
1452
1453 if (buf[0] == '\0') return(0);
1454 else if (buf[0] == '\n')
1455 {
1456 if ((def == NULL) || (def[0] == '\0'))
1457 return(1);
1458 BUF_strlcpy(buf,def,sizeof buf);
1459 BUF_strlcat(buf,"\n",sizeof buf);
1460 }
1461 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1462
1463 i=strlen(buf);
1464 if (buf[i-1] != '\n')
1465 {
1466 BIO_printf(bio_err,"weird input :-(\n");
1467 return(0);
1468 }
1469 buf[--i]='\0';
1470 #ifdef CHARSET_EBCDIC
1471 ebcdic2ascii(buf, buf, i);
1472 #endif
1473 if(!req_check_len(i, n_min, n_max)) goto start;
1474 if (!X509_NAME_add_entry_by_NID(n,nid, chtype,
1475 (unsigned char *) buf, -1,-1,mval)) goto err;
1476 ret=1;
1477 err:
1478 return(ret);
1479 }
1480
1481 static int add_attribute_object(X509_REQ *req, char *text, const char *def,
1482 char *value, int nid, int n_min,
1483 int n_max, unsigned long chtype)
1484 {
1485 int i;
1486 static char buf[1024];
1487
1488 start:
1489 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1490 (void)BIO_flush(bio_err);
1491 if (value != NULL)
1492 {
1493 BUF_strlcpy(buf,value,sizeof buf);
1494 BUF_strlcat(buf,"\n",sizeof buf);
1495 BIO_printf(bio_err,"%s\n",value);
1496 }
1497 else
1498 {
1499 buf[0]='\0';
1500 if (!batch)
1501 {
1502 fgets(buf,sizeof buf,stdin);
1503 }
1504 else
1505 {
1506 buf[0] = '\n';
1507 buf[1] = '\0';
1508 }
1509 }
1510
1511 if (buf[0] == '\0') return(0);
1512 else if (buf[0] == '\n')
1513 {
1514 if ((def == NULL) || (def[0] == '\0'))
1515 return(1);
1516 BUF_strlcpy(buf,def,sizeof buf);
1517 BUF_strlcat(buf,"\n",sizeof buf);
1518 }
1519 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1520
1521 i=strlen(buf);
1522 if (buf[i-1] != '\n')
1523 {
1524 BIO_printf(bio_err,"weird input :-(\n");
1525 return(0);
1526 }
1527 buf[--i]='\0';
1528 #ifdef CHARSET_EBCDIC
1529 ebcdic2ascii(buf, buf, i);
1530 #endif
1531 if(!req_check_len(i, n_min, n_max)) goto start;
1532
1533 if(!X509_REQ_add1_attr_by_NID(req, nid, chtype,
1534 (unsigned char *)buf, -1)) {
1535 BIO_printf(bio_err, "Error adding attribute\n");
1536 ERR_print_errors(bio_err);
1537 goto err;
1538 }
1539
1540 return(1);
1541 err:
1542 return(0);
1543 }
1544
1545 static int req_check_len(int len, int n_min, int n_max)
1546 {
1547 if ((n_min > 0) && (len < n_min))
1548 {
1549 BIO_printf(bio_err,"string is too short, it needs to be at least %d bytes long\n",n_min);
1550 return(0);
1551 }
1552 if ((n_max >= 0) && (len > n_max))
1553 {
1554 BIO_printf(bio_err,"string is too long, it needs to be less than %d bytes long\n",n_max);
1555 return(0);
1556 }
1557 return(1);
1558 }
1559
1560 /* Check if the end of a string matches 'end' */
1561 static int check_end(const char *str, const char *end)
1562 {
1563 int elen, slen;
1564 const char *tmp;
1565 elen = strlen(end);
1566 slen = strlen(str);
1567 if(elen > slen) return 1;
1568 tmp = str + slen - elen;
1569 return strcmp(tmp, end);
1570 }
1571
1572 static EVP_PKEY_CTX *set_keygen_ctx(BIO *err, const char *gstr, int *pkey_type,
1573 long *pkeylen, char **palgnam,
1574 ENGINE *keygen_engine)
1575 {
1576 EVP_PKEY_CTX *gctx = NULL;
1577 EVP_PKEY *param = NULL;
1578 long keylen = -1;
1579 BIO *pbio = NULL;
1580 const char *paramfile = NULL;
1581
1582 if (gstr == NULL)
1583 {
1584 *pkey_type = EVP_PKEY_RSA;
1585 keylen = *pkeylen;
1586 }
1587 else if (gstr[0] >= '0' && gstr[0] <= '9')
1588 {
1589 *pkey_type = EVP_PKEY_RSA;
1590 keylen = atol(gstr);
1591 *pkeylen = keylen;
1592 }
1593 else if (!strncmp(gstr, "param:", 6))
1594 paramfile = gstr + 6;
1595 else
1596 {
1597 const char *p = strchr(gstr, ':');
1598 int len;
1599 ENGINE *tmpeng;
1600 const EVP_PKEY_ASN1_METHOD *ameth;
1601
1602 if (p)
1603 len = p - gstr;
1604 else
1605 len = strlen(gstr);
1606 /* The lookup of a the string will cover all engines so
1607 * keep a note of the implementation.
1608 */
1609
1610 ameth = EVP_PKEY_asn1_find_str(&tmpeng, gstr, len);
1611
1612 if (!ameth)
1613 {
1614 BIO_printf(err, "Unknown algorithm %.*s\n", len, gstr);
1615 return NULL;
1616 }
1617
1618 EVP_PKEY_asn1_get0_info(NULL, pkey_type, NULL, NULL, NULL,
1619 ameth);
1620 #ifndef OPENSSL_NO_ENGINE
1621 if (tmpeng)
1622 ENGINE_finish(tmpeng);
1623 #endif
1624 if (*pkey_type == EVP_PKEY_RSA)
1625 {
1626 if (p)
1627 {
1628 keylen = atol(p + 1);
1629 *pkeylen = keylen;
1630 }
1631 }
1632 else if (p)
1633 paramfile = p + 1;
1634 }
1635
1636 if (paramfile)
1637 {
1638 pbio = BIO_new_file(paramfile, "r");
1639 if (!pbio)
1640 {
1641 BIO_printf(err, "Can't open parameter file %s\n",
1642 paramfile);
1643 return NULL;
1644 }
1645 param = PEM_read_bio_Parameters(pbio, NULL);
1646
1647 if (!param)
1648 {
1649 X509 *x;
1650 (void)BIO_reset(pbio);
1651 x = PEM_read_bio_X509(pbio, NULL, NULL, NULL);
1652 if (x)
1653 {
1654 param = X509_get_pubkey(x);
1655 X509_free(x);
1656 }
1657 }
1658
1659 BIO_free(pbio);
1660
1661 if (!param)
1662 {
1663 BIO_printf(err, "Error reading parameter file %s\n",
1664 paramfile);
1665 return NULL;
1666 }
1667 if (*pkey_type == -1)
1668 *pkey_type = EVP_PKEY_id(param);
1669 else if (*pkey_type != EVP_PKEY_base_id(param))
1670 {
1671 BIO_printf(err, "Key Type does not match parameters\n");
1672 EVP_PKEY_free(param);
1673 return NULL;
1674 }
1675 }
1676
1677 if (palgnam)
1678 {
1679 const EVP_PKEY_ASN1_METHOD *ameth;
1680 ENGINE *tmpeng;
1681 const char *anam;
1682 ameth = EVP_PKEY_asn1_find(&tmpeng, *pkey_type);
1683 if (!ameth)
1684 {
1685 BIO_puts(err, "Internal error: can't find key algorithm\n");
1686 return NULL;
1687 }
1688 EVP_PKEY_asn1_get0_info(NULL, NULL, NULL, NULL, &anam, ameth);
1689 *palgnam = BUF_strdup(anam);
1690 #ifndef OPENSSL_NO_ENGINE
1691 if (tmpeng)
1692 ENGINE_finish(tmpeng);
1693 #endif
1694 }
1695
1696 if (param)
1697 {
1698 gctx = EVP_PKEY_CTX_new(param, keygen_engine);
1699 *pkeylen = EVP_PKEY_bits(param);
1700 EVP_PKEY_free(param);
1701 }
1702 else
1703 gctx = EVP_PKEY_CTX_new_id(*pkey_type, keygen_engine);
1704
1705 if (!gctx)
1706 {
1707 BIO_puts(err, "Error allocating keygen context\n");
1708 ERR_print_errors(err);
1709 return NULL;
1710 }
1711
1712 if (EVP_PKEY_keygen_init(gctx) <= 0)
1713 {
1714 BIO_puts(err, "Error initializing keygen context\n");
1715 ERR_print_errors(err);
1716 return NULL;
1717 }
1718
1719 if ((*pkey_type == EVP_PKEY_RSA) && (keylen != -1))
1720 {
1721 if (EVP_PKEY_CTX_set_rsa_keygen_bits(gctx, keylen) <= 0)
1722 {
1723 BIO_puts(err, "Error setting RSA keysize\n");
1724 ERR_print_errors(err);
1725 EVP_PKEY_CTX_free(gctx);
1726 return NULL;
1727 }
1728 }
1729
1730 return gctx;
1731 }
1732
1733 static int genpkey_cb(EVP_PKEY_CTX *ctx)
1734 {
1735 char c='*';
1736 BIO *b = EVP_PKEY_CTX_get_app_data(ctx);
1737 int p;
1738 p = EVP_PKEY_CTX_get_keygen_info(ctx, 0);
1739 if (p == 0) c='.';
1740 if (p == 1) c='+';
1741 if (p == 2) c='*';
1742 if (p == 3) c='\n';
1743 BIO_write(b,&c,1);
1744 (void)BIO_flush(b);
1745 #ifdef LINT
1746 p=n;
1747 #endif
1748 return 1;
1749 }
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