]> git.ipfire.org Git - thirdparty/openssl.git/blob - apps/req.c
projects / thirdparty / openssl.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
Further comment amendments to preserve formatting prior to source reformat
[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 /*-
109 * -inform arg - input format - default PEM (DER or PEM)
110 * -outform arg - output format - default PEM
111 * -in arg - input file - default stdin
112 * -out arg - output file - default stdout
113 * -verify - check request signature
114 * -noout - don't print stuff out.
115 * -text - print out human readable text.
116 * -nodes - no des encryption
117 * -config file - Load configuration file.
118 * -key file - make a request using key in file (or use it for verification).
119 * -keyform arg - key file format.
120 * -rand file(s) - load the file(s) into the PRNG.
121 * -newkey - make a key and a request.
122 * -modulus - print RSA modulus.
123 * -pubkey - output Public Key.
124 * -x509 - output a self signed X509 structure instead.
125 * -asn1-kludge - output new certificate request in a format that some CA's
126 * require. This format is wrong
127 */
128
129 static int make_REQ(X509_REQ *req,EVP_PKEY *pkey,char *dn,int mutlirdn,
130 int attribs,unsigned long chtype);
131 static int build_subject(X509_REQ *req, char *subj, unsigned long chtype,
132 int multirdn);
133 static int prompt_info(X509_REQ *req,
134 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
135 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
136 unsigned long chtype);
137 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *sk,
138 STACK_OF(CONF_VALUE) *attr, int attribs,
139 unsigned long chtype);
140 static int add_attribute_object(X509_REQ *req, char *text, const char *def,
141 char *value, int nid, int n_min,
142 int n_max, unsigned long chtype);
143 static int add_DN_object(X509_NAME *n, char *text, const char *def, char *value,
144 int nid,int n_min,int n_max, unsigned long chtype, int mval);
145 static int genpkey_cb(EVP_PKEY_CTX *ctx);
146 static int req_check_len(int len,int n_min,int n_max);
147 static int check_end(const char *str, const char *end);
148 static EVP_PKEY_CTX *set_keygen_ctx(BIO *err, const char *gstr, int *pkey_type,
149 long *pkeylen, char **palgnam,
150 ENGINE *keygen_engine);
151 #ifndef MONOLITH
152 static char *default_config_file=NULL;
153 #endif
154 static CONF *req_conf=NULL;
155 static int batch=0;
156
157 int MAIN(int, char **);
158
159 int MAIN(int argc, char **argv)
160 {
161 ENGINE *e = NULL, *gen_eng = NULL;
162 unsigned long nmflag = 0, reqflag = 0;
163 int ex=1,x509=0,days=30;
164 X509 *x509ss=NULL;
165 X509_REQ *req=NULL;
166 EVP_PKEY_CTX *genctx = NULL;
167 const char *keyalg = NULL;
168 char *keyalgstr = NULL;
169 STACK_OF(OPENSSL_STRING) *pkeyopts = NULL, *sigopts = NULL;
170 EVP_PKEY *pkey=NULL;
171 int i=0,badops=0,newreq=0,verbose=0,pkey_type=-1;
172 long newkey = -1;
173 BIO *in=NULL,*out=NULL;
174 int informat,outformat,verify=0,noout=0,text=0,keyform=FORMAT_PEM;
175 int nodes=0,kludge=0,newhdr=0,subject=0,pubkey=0;
176 char *infile,*outfile,*prog,*keyfile=NULL,*template=NULL,*keyout=NULL;
177 #ifndef OPENSSL_NO_ENGINE
178 char *engine=NULL;
179 #endif
180 char *extensions = NULL;
181 char *req_exts = NULL;
182 const EVP_CIPHER *cipher=NULL;
183 ASN1_INTEGER *serial = NULL;
184 int modulus=0;
185 char *inrand=NULL;
186 char *passargin = NULL, *passargout = NULL;
187 char *passin = NULL, *passout = NULL;
188 char *p;
189 char *subj = NULL;
190 int multirdn = 0;
191 const EVP_MD *md_alg=NULL,*digest=NULL;
192 unsigned long chtype = MBSTRING_ASC;
193 #ifndef MONOLITH
194 char *to_free;
195 long errline;
196 #endif
197
198 req_conf = NULL;
199 #ifndef OPENSSL_NO_DES
200 cipher=EVP_des_ede3_cbc();
201 #endif
202 apps_startup();
203
204 if (bio_err == NULL)
205 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
206 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
207
208 infile=NULL;
209 outfile=NULL;
210 informat=FORMAT_PEM;
211 outformat=FORMAT_PEM;
212
213 prog=argv[0];
214 argc--;
215 argv++;
216 while (argc >= 1)
217 {
218 if (strcmp(*argv,"-inform") == 0)
219 {
220 if (--argc < 1) goto bad;
221 informat=str2fmt(*(++argv));
222 }
223 else if (strcmp(*argv,"-outform") == 0)
224 {
225 if (--argc < 1) goto bad;
226 outformat=str2fmt(*(++argv));
227 }
228 #ifndef OPENSSL_NO_ENGINE
229 else if (strcmp(*argv,"-engine") == 0)
230 {
231 if (--argc < 1) goto bad;
232 engine= *(++argv);
233 }
234 else if (strcmp(*argv,"-keygen_engine") == 0)
235 {
236 if (--argc < 1) goto bad;
237 gen_eng = ENGINE_by_id(*(++argv));
238 if (gen_eng == NULL)
239 {
240 BIO_printf(bio_err, "Can't find keygen engine %s\n", *argv);
241 goto end;
242 }
243 }
244 #endif
245 else if (strcmp(*argv,"-key") == 0)
246 {
247 if (--argc < 1) goto bad;
248 keyfile= *(++argv);
249 }
250 else if (strcmp(*argv,"-pubkey") == 0)
251 {
252 pubkey=1;
253 }
254 else if (strcmp(*argv,"-new") == 0)
255 {
256 newreq=1;
257 }
258 else if (strcmp(*argv,"-config") == 0)
259 {
260 if (--argc < 1) goto bad;
261 template= *(++argv);
262 }
263 else if (strcmp(*argv,"-keyform") == 0)
264 {
265 if (--argc < 1) goto bad;
266 keyform=str2fmt(*(++argv));
267 }
268 else if (strcmp(*argv,"-in") == 0)
269 {
270 if (--argc < 1) goto bad;
271 infile= *(++argv);
272 }
273 else if (strcmp(*argv,"-out") == 0)
274 {
275 if (--argc < 1) goto bad;
276 outfile= *(++argv);
277 }
278 else if (strcmp(*argv,"-keyout") == 0)
279 {
280 if (--argc < 1) goto bad;
281 keyout= *(++argv);
282 }
283 else if (strcmp(*argv,"-passin") == 0)
284 {
285 if (--argc < 1) goto bad;
286 passargin= *(++argv);
287 }
288 else if (strcmp(*argv,"-passout") == 0)
289 {
290 if (--argc < 1) goto bad;
291 passargout= *(++argv);
292 }
293 else if (strcmp(*argv,"-rand") == 0)
294 {
295 if (--argc < 1) goto bad;
296 inrand= *(++argv);
297 }
298 else if (strcmp(*argv,"-newkey") == 0)
299 {
300 if (--argc < 1)
301 goto bad;
302 keyalg = *(++argv);
303 newreq=1;
304 }
305 else if (strcmp(*argv,"-pkeyopt") == 0)
306 {
307 if (--argc < 1)
308 goto bad;
309 if (!pkeyopts)
310 pkeyopts = sk_OPENSSL_STRING_new_null();
311 if (!pkeyopts || !sk_OPENSSL_STRING_push(pkeyopts, *(++argv)))
312 goto bad;
313 }
314 else if (strcmp(*argv,"-sigopt") == 0)
315 {
316 if (--argc < 1)
317 goto bad;
318 if (!sigopts)
319 sigopts = sk_OPENSSL_STRING_new_null();
320 if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, *(++argv)))
321 goto bad;
322 }
323 else if (strcmp(*argv,"-batch") == 0)
324 batch=1;
325 else if (strcmp(*argv,"-newhdr") == 0)
326 newhdr=1;
327 else if (strcmp(*argv,"-modulus") == 0)
328 modulus=1;
329 else if (strcmp(*argv,"-verify") == 0)
330 verify=1;
331 else if (strcmp(*argv,"-nodes") == 0)
332 nodes=1;
333 else if (strcmp(*argv,"-noout") == 0)
334 noout=1;
335 else if (strcmp(*argv,"-verbose") == 0)
336 verbose=1;
337 else if (strcmp(*argv,"-utf8") == 0)
338 chtype = MBSTRING_UTF8;
339 else if (strcmp(*argv,"-nameopt") == 0)
340 {
341 if (--argc < 1) goto bad;
342 if (!set_name_ex(&nmflag, *(++argv))) goto bad;
343 }
344 else if (strcmp(*argv,"-reqopt") == 0)
345 {
346 if (--argc < 1) goto bad;
347 if (!set_cert_ex(&reqflag, *(++argv))) goto bad;
348 }
349 else if (strcmp(*argv,"-subject") == 0)
350 subject=1;
351 else if (strcmp(*argv,"-text") == 0)
352 text=1;
353 else if (strcmp(*argv,"-x509") == 0)
354 x509=1;
355 else if (strcmp(*argv,"-asn1-kludge") == 0)
356 kludge=1;
357 else if (strcmp(*argv,"-no-asn1-kludge") == 0)
358 kludge=0;
359 else if (strcmp(*argv,"-subj") == 0)
360 {
361 if (--argc < 1) goto bad;
362 subj= *(++argv);
363 }
364 else if (strcmp(*argv,"-multivalue-rdn") == 0)
365 multirdn=1;
366 else if (strcmp(*argv,"-days") == 0)
367 {
368 if (--argc < 1) goto bad;
369 days= atoi(*(++argv));
370 if (days == 0) days=30;
371 }
372 else if (strcmp(*argv,"-set_serial") == 0)
373 {
374 if (--argc < 1) goto bad;
375 serial = s2i_ASN1_INTEGER(NULL, *(++argv));
376 if (!serial) goto bad;
377 }
378 else if (strcmp(*argv,"-extensions") == 0)
379 {
380 if (--argc < 1) goto bad;
381 extensions = *(++argv);
382 }
383 else if (strcmp(*argv,"-reqexts") == 0)
384 {
385 if (--argc < 1) goto bad;
386 req_exts = *(++argv);
387 }
388 else if ((md_alg=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
389 {
390 /* ok */
391 digest=md_alg;
392 }
393 else
394 {
395 BIO_printf(bio_err,"unknown option %s\n",*argv);
396 badops=1;
397 break;
398 }
399 argc--;
400 argv++;
401 }
402
403 if (badops)
404 {
405 bad:
406 BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
407 BIO_printf(bio_err,"where options are\n");
408 BIO_printf(bio_err," -inform arg input format - DER or PEM\n");
409 BIO_printf(bio_err," -outform arg output format - DER or PEM\n");
410 BIO_printf(bio_err," -in arg input file\n");
411 BIO_printf(bio_err," -out arg output file\n");
412 BIO_printf(bio_err," -text text form of request\n");
413 BIO_printf(bio_err," -pubkey output public key\n");
414 BIO_printf(bio_err," -noout do not output REQ\n");
415 BIO_printf(bio_err," -verify verify signature on REQ\n");
416 BIO_printf(bio_err," -modulus RSA modulus\n");
417 BIO_printf(bio_err," -nodes don't encrypt the output key\n");
418 #ifndef OPENSSL_NO_ENGINE
419 BIO_printf(bio_err," -engine e use engine e, possibly a hardware device\n");
420 #endif
421 BIO_printf(bio_err," -subject output the request's subject\n");
422 BIO_printf(bio_err," -passin private key password source\n");
423 BIO_printf(bio_err," -key file use the private key contained in file\n");
424 BIO_printf(bio_err," -keyform arg key file format\n");
425 BIO_printf(bio_err," -keyout arg file to send the key to\n");
426 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
427 BIO_printf(bio_err," load the file (or the files in the directory) into\n");
428 BIO_printf(bio_err," the random number generator\n");
429 BIO_printf(bio_err," -newkey rsa:bits generate a new RSA key of 'bits' in size\n");
430 BIO_printf(bio_err," -newkey dsa:file generate a new DSA key, parameters taken from CA in 'file'\n");
431 #ifndef OPENSSL_NO_ECDSA
432 BIO_printf(bio_err," -newkey ec:file generate a new EC key, parameters taken from CA in 'file'\n");
433 #endif
434 BIO_printf(bio_err," -[digest] Digest to sign with (md5, sha1, md2, mdc2, md4)\n");
435 BIO_printf(bio_err," -config file request template file.\n");
436 BIO_printf(bio_err," -subj arg set or modify request subject\n");
437 BIO_printf(bio_err," -multivalue-rdn enable support for multivalued RDNs\n");
438 BIO_printf(bio_err," -new new request.\n");
439 BIO_printf(bio_err," -batch do not ask anything during request generation\n");
440 BIO_printf(bio_err," -x509 output a x509 structure instead of a cert. req.\n");
441 BIO_printf(bio_err," -days number of days a certificate generated by -x509 is valid for.\n");
442 BIO_printf(bio_err," -set_serial serial number to use for a certificate generated by -x509.\n");
443 BIO_printf(bio_err," -newhdr output \"NEW\" in the header lines\n");
444 BIO_printf(bio_err," -asn1-kludge Output the 'request' in a format that is wrong but some CA's\n");
445 BIO_printf(bio_err," have been reported as requiring\n");
446 BIO_printf(bio_err," -extensions .. specify certificate extension section (override value in config file)\n");
447 BIO_printf(bio_err," -reqexts .. specify request extension section (override value in config file)\n");
448 BIO_printf(bio_err," -utf8 input characters are UTF8 (default ASCII)\n");
449 BIO_printf(bio_err," -nameopt arg - various certificate name options\n");
450 BIO_printf(bio_err," -reqopt arg - various request text options\n\n");
451 goto end;
452 }
453
454 ERR_load_crypto_strings();
455 if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
456 BIO_printf(bio_err, "Error getting passwords\n");
457 goto end;
458 }
459
460 #ifndef MONOLITH /* else this has happened in openssl.c (global `config') */
461 /* Lets load up our environment a little */
462 p=getenv("OPENSSL_CONF");
463 if (p == NULL)
464 p=getenv("SSLEAY_CONF");
465 if (p == NULL)
466 p=to_free=make_config_name();
467 default_config_file=p;
468 config=NCONF_new(NULL);
469 i=NCONF_load(config, p, &errline);
470 #endif
471
472 if (template != NULL)
473 {
474 long errline = -1;
475
476 if( verbose )
477 BIO_printf(bio_err,"Using configuration from %s\n",template);
478 req_conf=NCONF_new(NULL);
479 i=NCONF_load(req_conf,template,&errline);
480 if (i == 0)
481 {
482 BIO_printf(bio_err,"error on line %ld of %s\n",errline,template);
483 goto end;
484 }
485 }
486 else
487 {
488 req_conf=config;
489
490 if (req_conf == NULL)
491 {
492 BIO_printf(bio_err,"Unable to load config info from %s\n", default_config_file);
493 if (newreq)
494 goto end;
495 }
496 else if( verbose )
497 BIO_printf(bio_err,"Using configuration from %s\n",
498 default_config_file);
499 }
500
501 if (req_conf != NULL)
502 {
503 if (!load_config(bio_err, req_conf))
504 goto end;
505 p=NCONF_get_string(req_conf,NULL,"oid_file");
506 if (p == NULL)
507 ERR_clear_error();
508 if (p != NULL)
509 {
510 BIO *oid_bio;
511
512 oid_bio=BIO_new_file(p,"r");
513 if (oid_bio == NULL)
514 {
515 /*-
516 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
517 ERR_print_errors(bio_err);
518 */
519 }
520 else
521 {
522 OBJ_create_objects(oid_bio);
523 BIO_free(oid_bio);
524 }
525 }
526 }
527 if(!add_oid_section(bio_err, req_conf)) goto end;
528
529 if (md_alg == NULL)
530 {
531 p=NCONF_get_string(req_conf,SECTION,"default_md");
532 if (p == NULL)
533 ERR_clear_error();
534 if (p != NULL)
535 {
536 if ((md_alg=EVP_get_digestbyname(p)) != NULL)
537 digest=md_alg;
538 }
539 }
540
541 if (!extensions)
542 {
543 extensions = NCONF_get_string(req_conf, SECTION, V3_EXTENSIONS);
544 if (!extensions)
545 ERR_clear_error();
546 }
547 if (extensions) {
548 /* Check syntax of file */
549 X509V3_CTX ctx;
550 X509V3_set_ctx_test(&ctx);
551 X509V3_set_nconf(&ctx, req_conf);
552 if(!X509V3_EXT_add_nconf(req_conf, &ctx, extensions, NULL)) {
553 BIO_printf(bio_err,
554 "Error Loading extension section %s\n", extensions);
555 goto end;
556 }
557 }
558
559 if(!passin)
560 {
561 passin = NCONF_get_string(req_conf, SECTION, "input_password");
562 if (!passin)
563 ERR_clear_error();
564 }
565
566 if(!passout)
567 {
568 passout = NCONF_get_string(req_conf, SECTION, "output_password");
569 if (!passout)
570 ERR_clear_error();
571 }
572
573 p = NCONF_get_string(req_conf, SECTION, STRING_MASK);
574 if (!p)
575 ERR_clear_error();
576
577 if(p && !ASN1_STRING_set_default_mask_asc(p)) {
578 BIO_printf(bio_err, "Invalid global string mask setting %s\n", p);
579 goto end;
580 }
581
582 if (chtype != MBSTRING_UTF8)
583 {
584 p = NCONF_get_string(req_conf, SECTION, UTF8_IN);
585 if (!p)
586 ERR_clear_error();
587 else if (!strcmp(p, "yes"))
588 chtype = MBSTRING_UTF8;
589 }
590
591
592 if(!req_exts)
593 {
594 req_exts = NCONF_get_string(req_conf, SECTION, REQ_EXTENSIONS);
595 if (!req_exts)
596 ERR_clear_error();
597 }
598 if(req_exts) {
599 /* Check syntax of file */
600 X509V3_CTX ctx;
601 X509V3_set_ctx_test(&ctx);
602 X509V3_set_nconf(&ctx, req_conf);
603 if(!X509V3_EXT_add_nconf(req_conf, &ctx, req_exts, NULL)) {
604 BIO_printf(bio_err,
605 "Error Loading request extension section %s\n",
606 req_exts);
607 goto end;
608 }
609 }
610
611 in=BIO_new(BIO_s_file());
612 out=BIO_new(BIO_s_file());
613 if ((in == NULL) || (out == NULL))
614 goto end;
615
616 #ifndef OPENSSL_NO_ENGINE
617 e = setup_engine(bio_err, engine, 0);
618 #endif
619
620 if (keyfile != NULL)
621 {
622 pkey = load_key(bio_err, keyfile, keyform, 0, passin, e,
623 "Private Key");
624 if (!pkey)
625 {
626 /* load_key() has already printed an appropriate
627 message */
628 goto end;
629 }
630 else
631 {
632 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
633 if (randfile == NULL)
634 ERR_clear_error();
635 app_RAND_load_file(randfile, bio_err, 0);
636 }
637 }
638
639 if (newreq && (pkey == NULL))
640 {
641 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
642 if (randfile == NULL)
643 ERR_clear_error();
644 app_RAND_load_file(randfile, bio_err, 0);
645 if (inrand)
646 app_RAND_load_files(inrand);
647
648 if (!NCONF_get_number(req_conf,SECTION,BITS, &newkey))
649 {
650 newkey=DEFAULT_KEY_LENGTH;
651 }
652
653 if (keyalg)
654 {
655 genctx = set_keygen_ctx(bio_err, keyalg, &pkey_type, &newkey,
656 &keyalgstr, gen_eng);
657 if (!genctx)
658 goto end;
659 }
660
661 if (newkey < MIN_KEY_LENGTH && (pkey_type == EVP_PKEY_RSA || pkey_type == EVP_PKEY_DSA))
662 {
663 BIO_printf(bio_err,"private key length is too short,\n");
664 BIO_printf(bio_err,"it needs to be at least %d bits, not %ld\n",MIN_KEY_LENGTH,newkey);
665 goto end;
666 }
667
668 if (!genctx)
669 {
670 genctx = set_keygen_ctx(bio_err, NULL, &pkey_type, &newkey,
671 &keyalgstr, gen_eng);
672 if (!genctx)
673 goto end;
674 }
675
676 if (pkeyopts)
677 {
678 char *genopt;
679 for (i = 0; i < sk_OPENSSL_STRING_num(pkeyopts); i++)
680 {
681 genopt = sk_OPENSSL_STRING_value(pkeyopts, i);
682 if (pkey_ctrl_string(genctx, genopt) <= 0)
683 {
684 BIO_printf(bio_err,
685 "parameter error \"%s\"\n",
686 genopt);
687 ERR_print_errors(bio_err);
688 goto end;
689 }
690 }
691 }
692
693 BIO_printf(bio_err,"Generating a %ld bit %s private key\n",
694 newkey, keyalgstr);
695
696 EVP_PKEY_CTX_set_cb(genctx, genpkey_cb);
697 EVP_PKEY_CTX_set_app_data(genctx, bio_err);
698
699 if (EVP_PKEY_keygen(genctx, &pkey) <= 0)
700 {
701 BIO_puts(bio_err, "Error Generating Key\n");
702 goto end;
703 }
704
705 EVP_PKEY_CTX_free(genctx);
706 genctx = NULL;
707
708 app_RAND_write_file(randfile, bio_err);
709
710 if (keyout == NULL)
711 {
712 keyout=NCONF_get_string(req_conf,SECTION,KEYFILE);
713 if (keyout == NULL)
714 ERR_clear_error();
715 }
716
717 if (keyout == NULL)
718 {
719 BIO_printf(bio_err,"writing new private key to stdout\n");
720 BIO_set_fp(out,stdout,BIO_NOCLOSE);
721 #ifdef OPENSSL_SYS_VMS
722 {
723 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
724 out = BIO_push(tmpbio, out);
725 }
726 #endif
727 }
728 else
729 {
730 BIO_printf(bio_err,"writing new private key to '%s'\n",keyout);
731 if (BIO_write_filename(out,keyout) <= 0)
732 {
733 perror(keyout);
734 goto end;
735 }
736 }
737
738 p=NCONF_get_string(req_conf,SECTION,"encrypt_rsa_key");
739 if (p == NULL)
740 {
741 ERR_clear_error();
742 p=NCONF_get_string(req_conf,SECTION,"encrypt_key");
743 if (p == NULL)
744 ERR_clear_error();
745 }
746 if ((p != NULL) && (strcmp(p,"no") == 0))
747 cipher=NULL;
748 if (nodes) cipher=NULL;
749
750 i=0;
751 loop:
752 if (!PEM_write_bio_PrivateKey(out,pkey,cipher,
753 NULL,0,NULL,passout))
754 {
755 if ((ERR_GET_REASON(ERR_peek_error()) ==
756 PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3))
757 {
758 ERR_clear_error();
759 i++;
760 goto loop;
761 }
762 goto end;
763 }
764 BIO_printf(bio_err,"-----\n");
765 }
766
767 if (!newreq)
768 {
769 /* Since we are using a pre-existing certificate
770 * request, the kludge 'format' info should not be
771 * changed. */
772 kludge= -1;
773 if (infile == NULL)
774 BIO_set_fp(in,stdin,BIO_NOCLOSE);
775 else
776 {
777 if (BIO_read_filename(in,infile) <= 0)
778 {
779 perror(infile);
780 goto end;
781 }
782 }
783
784 if (informat == FORMAT_ASN1)
785 req=d2i_X509_REQ_bio(in,NULL);
786 else if (informat == FORMAT_PEM)
787 req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
788 else
789 {
790 BIO_printf(bio_err,"bad input format specified for X509 request\n");
791 goto end;
792 }
793 if (req == NULL)
794 {
795 BIO_printf(bio_err,"unable to load X509 request\n");
796 goto end;
797 }
798 }
799
800 if (newreq || x509)
801 {
802 if (pkey == NULL)
803 {
804 BIO_printf(bio_err,"you need to specify a private key\n");
805 goto end;
806 }
807
808 if (req == NULL)
809 {
810 req=X509_REQ_new();
811 if (req == NULL)
812 {
813 goto end;
814 }
815
816 i=make_REQ(req,pkey,subj,multirdn,!x509, chtype);
817 subj=NULL; /* done processing '-subj' option */
818 if ((kludge > 0) && !sk_X509_ATTRIBUTE_num(req->req_info->attributes))
819 {
820 sk_X509_ATTRIBUTE_free(req->req_info->attributes);
821 req->req_info->attributes = NULL;
822 }
823 if (!i)
824 {
825 BIO_printf(bio_err,"problems making Certificate Request\n");
826 goto end;
827 }
828 }
829 if (x509)
830 {
831 EVP_PKEY *tmppkey;
832 X509V3_CTX ext_ctx;
833 if ((x509ss=X509_new()) == NULL) goto end;
834
835 /* Set version to V3 */
836 if(extensions && !X509_set_version(x509ss, 2)) goto end;
837 if (serial)
838 {
839 if (!X509_set_serialNumber(x509ss, serial)) goto end;
840 }
841 else
842 {
843 if (!rand_serial(NULL,
844 X509_get_serialNumber(x509ss)))
845 goto end;
846 }
847
848 if (!X509_set_issuer_name(x509ss, X509_REQ_get_subject_name(req))) goto end;
849 if (!X509_gmtime_adj(X509_get_notBefore(x509ss),0)) goto end;
850 if (!X509_time_adj_ex(X509_get_notAfter(x509ss), days, 0, NULL)) goto end;
851 if (!X509_set_subject_name(x509ss, X509_REQ_get_subject_name(req))) goto end;
852 tmppkey = X509_REQ_get_pubkey(req);
853 if (!tmppkey || !X509_set_pubkey(x509ss,tmppkey)) goto end;
854 EVP_PKEY_free(tmppkey);
855
856 /* Set up V3 context struct */
857
858 X509V3_set_ctx(&ext_ctx, x509ss, x509ss, NULL, NULL, 0);
859 X509V3_set_nconf(&ext_ctx, req_conf);
860
861 /* Add extensions */
862 if(extensions && !X509V3_EXT_add_nconf(req_conf,
863 &ext_ctx, extensions, x509ss))
864 {
865 BIO_printf(bio_err,
866 "Error Loading extension section %s\n",
867 extensions);
868 goto end;
869 }
870
871 i=do_X509_sign(bio_err, x509ss, pkey, digest, sigopts);
872 if (!i)
873 {
874 ERR_print_errors(bio_err);
875 goto end;
876 }
877 }
878 else
879 {
880 X509V3_CTX ext_ctx;
881
882 /* Set up V3 context struct */
883
884 X509V3_set_ctx(&ext_ctx, NULL, NULL, req, NULL, 0);
885 X509V3_set_nconf(&ext_ctx, req_conf);
886
887 /* Add extensions */
888 if(req_exts && !X509V3_EXT_REQ_add_nconf(req_conf,
889 &ext_ctx, req_exts, req))
890 {
891 BIO_printf(bio_err,
892 "Error Loading extension section %s\n",
893 req_exts);
894 goto end;
895 }
896 i=do_X509_REQ_sign(bio_err, req, pkey, digest, sigopts);
897 if (!i)
898 {
899 ERR_print_errors(bio_err);
900 goto end;
901 }
902 }
903 }
904
905 if (subj && x509)
906 {
907 BIO_printf(bio_err, "Cannot modifiy certificate subject\n");
908 goto end;
909 }
910
911 if (subj && !x509)
912 {
913 if (verbose)
914 {
915 BIO_printf(bio_err, "Modifying Request's Subject\n");
916 print_name(bio_err, "old subject=", X509_REQ_get_subject_name(req), nmflag);
917 }
918
919 if (build_subject(req, subj, chtype, multirdn) == 0)
920 {
921 BIO_printf(bio_err, "ERROR: cannot modify subject\n");
922 ex=1;
923 goto end;
924 }
925
926 req->req_info->enc.modified = 1;
927
928 if (verbose)
929 {
930 print_name(bio_err, "new subject=", X509_REQ_get_subject_name(req), nmflag);
931 }
932 }
933
934 if (verify && !x509)
935 {
936 int tmp=0;
937
938 if (pkey == NULL)
939 {
940 pkey=X509_REQ_get_pubkey(req);
941 tmp=1;
942 if (pkey == NULL) goto end;
943 }
944
945 i=X509_REQ_verify(req,pkey);
946 if (tmp) {
947 EVP_PKEY_free(pkey);
948 pkey=NULL;
949 }
950
951 if (i < 0)
952 {
953 goto end;
954 }
955 else if (i == 0)
956 {
957 BIO_printf(bio_err,"verify failure\n");
958 ERR_print_errors(bio_err);
959 }
960 else /* if (i > 0) */
961 BIO_printf(bio_err,"verify OK\n");
962 }
963
964 if (noout && !text && !modulus && !subject && !pubkey)
965 {
966 ex=0;
967 goto end;
968 }
969
970 if (outfile == NULL)
971 {
972 BIO_set_fp(out,stdout,BIO_NOCLOSE);
973 #ifdef OPENSSL_SYS_VMS
974 {
975 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
976 out = BIO_push(tmpbio, out);
977 }
978 #endif
979 }
980 else
981 {
982 if ((keyout != NULL) && (strcmp(outfile,keyout) == 0))
983 i=(int)BIO_append_filename(out,outfile);
984 else
985 i=(int)BIO_write_filename(out,outfile);
986 if (!i)
987 {
988 perror(outfile);
989 goto end;
990 }
991 }
992
993 if (pubkey)
994 {
995 EVP_PKEY *tpubkey;
996 tpubkey=X509_REQ_get_pubkey(req);
997 if (tpubkey == NULL)
998 {
999 BIO_printf(bio_err,"Error getting public key\n");
1000 ERR_print_errors(bio_err);
1001 goto end;
1002 }
1003 PEM_write_bio_PUBKEY(out, tpubkey);
1004 EVP_PKEY_free(tpubkey);
1005 }
1006
1007 if (text)
1008 {
1009 if (x509)
1010 X509_print_ex(out, x509ss, nmflag, reqflag);
1011 else
1012 X509_REQ_print_ex(out, req, nmflag, reqflag);
1013 }
1014
1015 if(subject)
1016 {
1017 if(x509)
1018 print_name(out, "subject=", X509_get_subject_name(x509ss), nmflag);
1019 else
1020 print_name(out, "subject=", X509_REQ_get_subject_name(req), nmflag);
1021 }
1022
1023 if (modulus)
1024 {
1025 EVP_PKEY *tpubkey;
1026
1027 if (x509)
1028 tpubkey=X509_get_pubkey(x509ss);
1029 else
1030 tpubkey=X509_REQ_get_pubkey(req);
1031 if (tpubkey == NULL)
1032 {
1033 fprintf(stdout,"Modulus=unavailable\n");
1034 goto end;
1035 }
1036 fprintf(stdout,"Modulus=");
1037 #ifndef OPENSSL_NO_RSA
1038 if (EVP_PKEY_base_id(tpubkey) == EVP_PKEY_RSA)
1039 BN_print(out,tpubkey->pkey.rsa->n);
1040 else
1041 #endif
1042 fprintf(stdout,"Wrong Algorithm type");
1043 EVP_PKEY_free(tpubkey);
1044 fprintf(stdout,"\n");
1045 }
1046
1047 if (!noout && !x509)
1048 {
1049 if (outformat == FORMAT_ASN1)
1050 i=i2d_X509_REQ_bio(out,req);
1051 else if (outformat == FORMAT_PEM) {
1052 if(newhdr) i=PEM_write_bio_X509_REQ_NEW(out,req);
1053 else i=PEM_write_bio_X509_REQ(out,req);
1054 } else {
1055 BIO_printf(bio_err,"bad output format specified for outfile\n");
1056 goto end;
1057 }
1058 if (!i)
1059 {
1060 BIO_printf(bio_err,"unable to write X509 request\n");
1061 goto end;
1062 }
1063 }
1064 if (!noout && x509 && (x509ss != NULL))
1065 {
1066 if (outformat == FORMAT_ASN1)
1067 i=i2d_X509_bio(out,x509ss);
1068 else if (outformat == FORMAT_PEM)
1069 i=PEM_write_bio_X509(out,x509ss);
1070 else {
1071 BIO_printf(bio_err,"bad output format specified for outfile\n");
1072 goto end;
1073 }
1074 if (!i)
1075 {
1076 BIO_printf(bio_err,"unable to write X509 certificate\n");
1077 goto end;
1078 }
1079 }
1080 ex=0;
1081 end:
1082 #ifndef MONOLITH
1083 if(to_free)
1084 OPENSSL_free(to_free);
1085 #endif
1086 if (ex)
1087 {
1088 ERR_print_errors(bio_err);
1089 }
1090 if ((req_conf != NULL) && (req_conf != config)) NCONF_free(req_conf);
1091 BIO_free(in);
1092 BIO_free_all(out);
1093 EVP_PKEY_free(pkey);
1094 if (genctx)
1095 EVP_PKEY_CTX_free(genctx);
1096 if (pkeyopts)
1097 sk_OPENSSL_STRING_free(pkeyopts);
1098 if (sigopts)
1099 sk_OPENSSL_STRING_free(sigopts);
1100 #ifndef OPENSSL_NO_ENGINE
1101 if (gen_eng)
1102 ENGINE_free(gen_eng);
1103 #endif
1104 if (keyalgstr)
1105 OPENSSL_free(keyalgstr);
1106 X509_REQ_free(req);
1107 X509_free(x509ss);
1108 ASN1_INTEGER_free(serial);
1109 if(passargin && passin) OPENSSL_free(passin);
1110 if(passargout && passout) OPENSSL_free(passout);
1111 OBJ_cleanup();
1112 apps_shutdown();
1113 OPENSSL_EXIT(ex);
1114 }
1115
1116 static int make_REQ(X509_REQ *req, EVP_PKEY *pkey, char *subj, int multirdn,
1117 int attribs, unsigned long chtype)
1118 {
1119 int ret=0,i;
1120 char no_prompt = 0;
1121 STACK_OF(CONF_VALUE) *dn_sk, *attr_sk = NULL;
1122 char *tmp, *dn_sect,*attr_sect;
1123
1124 tmp=NCONF_get_string(req_conf,SECTION,PROMPT);
1125 if (tmp == NULL)
1126 ERR_clear_error();
1127 if((tmp != NULL) && !strcmp(tmp, "no")) no_prompt = 1;
1128
1129 dn_sect=NCONF_get_string(req_conf,SECTION,DISTINGUISHED_NAME);
1130 if (dn_sect == NULL)
1131 {
1132 BIO_printf(bio_err,"unable to find '%s' in config\n",
1133 DISTINGUISHED_NAME);
1134 goto err;
1135 }
1136 dn_sk=NCONF_get_section(req_conf,dn_sect);
1137 if (dn_sk == NULL)
1138 {
1139 BIO_printf(bio_err,"unable to get '%s' section\n",dn_sect);
1140 goto err;
1141 }
1142
1143 attr_sect=NCONF_get_string(req_conf,SECTION,ATTRIBUTES);
1144 if (attr_sect == NULL)
1145 {
1146 ERR_clear_error();
1147 attr_sk=NULL;
1148 }
1149 else
1150 {
1151 attr_sk=NCONF_get_section(req_conf,attr_sect);
1152 if (attr_sk == NULL)
1153 {
1154 BIO_printf(bio_err,"unable to get '%s' section\n",attr_sect);
1155 goto err;
1156 }
1157 }
1158
1159 /* setup version number */
1160 if (!X509_REQ_set_version(req,0L)) goto err; /* version 1 */
1161
1162 if (no_prompt)
1163 i = auto_info(req, dn_sk, attr_sk, attribs, chtype);
1164 else
1165 {
1166 if (subj)
1167 i = build_subject(req, subj, chtype, multirdn);
1168 else
1169 i = prompt_info(req, dn_sk, dn_sect, attr_sk, attr_sect, attribs, chtype);
1170 }
1171 if(!i) goto err;
1172
1173 if (!X509_REQ_set_pubkey(req,pkey)) goto err;
1174
1175 ret=1;
1176 err:
1177 return(ret);
1178 }
1179
1180 /*
1181 * subject is expected to be in the format /type0=value0/type1=value1/type2=...
1182 * where characters may be escaped by \
1183 */
1184 static int build_subject(X509_REQ *req, char *subject, unsigned long chtype, int multirdn)
1185 {
1186 X509_NAME *n;
1187
1188 if (!(n = parse_name(subject, chtype, multirdn)))
1189 return 0;
1190
1191 if (!X509_REQ_set_subject_name(req, n))
1192 {
1193 X509_NAME_free(n);
1194 return 0;
1195 }
1196 X509_NAME_free(n);
1197 return 1;
1198 }
1199
1200
1201 static int prompt_info(X509_REQ *req,
1202 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
1203 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
1204 unsigned long chtype)
1205 {
1206 int i;
1207 char *p,*q;
1208 char buf[100];
1209 int nid, mval;
1210 long n_min,n_max;
1211 char *type, *value;
1212 const char *def;
1213 CONF_VALUE *v;
1214 X509_NAME *subj;
1215 subj = X509_REQ_get_subject_name(req);
1216
1217 if(!batch)
1218 {
1219 BIO_printf(bio_err,"You are about to be asked to enter information that will be incorporated\n");
1220 BIO_printf(bio_err,"into your certificate request.\n");
1221 BIO_printf(bio_err,"What you are about to enter is what is called a Distinguished Name or a DN.\n");
1222 BIO_printf(bio_err,"There are quite a few fields but you can leave some blank\n");
1223 BIO_printf(bio_err,"For some fields there will be a default value,\n");
1224 BIO_printf(bio_err,"If you enter '.', the field will be left blank.\n");
1225 BIO_printf(bio_err,"-----\n");
1226 }
1227
1228
1229 if (sk_CONF_VALUE_num(dn_sk))
1230 {
1231 i= -1;
1232 start: for (;;)
1233 {
1234 i++;
1235 if (sk_CONF_VALUE_num(dn_sk) <= i) break;
1236
1237 v=sk_CONF_VALUE_value(dn_sk,i);
1238 p=q=NULL;
1239 type=v->name;
1240 if(!check_end(type,"_min") || !check_end(type,"_max") ||
1241 !check_end(type,"_default") ||
1242 !check_end(type,"_value")) continue;
1243 /* Skip past any leading X. X: X, etc to allow for
1244 * multiple instances
1245 */
1246 for(p = v->name; *p ; p++)
1247 if ((*p == ':') || (*p == ',') ||
1248 (*p == '.')) {
1249 p++;
1250 if(*p) type = p;
1251 break;
1252 }
1253 if (*type == '+')
1254 {
1255 mval = -1;
1256 type++;
1257 }
1258 else
1259 mval = 0;
1260 /* If OBJ not recognised ignore it */
1261 if ((nid=OBJ_txt2nid(type)) == NID_undef) goto start;
1262 if (BIO_snprintf(buf,sizeof buf,"%s_default",v->name)
1263 >= (int)sizeof(buf))
1264 {
1265 BIO_printf(bio_err,"Name '%s' too long\n",v->name);
1266 return 0;
1267 }
1268
1269 if ((def=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
1270 {
1271 ERR_clear_error();
1272 def="";
1273 }
1274
1275 BIO_snprintf(buf,sizeof buf,"%s_value",v->name);
1276 if ((value=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
1277 {
1278 ERR_clear_error();
1279 value=NULL;
1280 }
1281
1282 BIO_snprintf(buf,sizeof buf,"%s_min",v->name);
1283 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_min))
1284 {
1285 ERR_clear_error();
1286 n_min = -1;
1287 }
1288
1289 BIO_snprintf(buf,sizeof buf,"%s_max",v->name);
1290 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_max))
1291 {
1292 ERR_clear_error();
1293 n_max = -1;
1294 }
1295
1296 if (!add_DN_object(subj,v->value,def,value,nid,
1297 n_min,n_max, chtype, mval))
1298 return 0;
1299 }
1300 if (X509_NAME_entry_count(subj) == 0)
1301 {
1302 BIO_printf(bio_err,"error, no objects specified in config file\n");
1303 return 0;
1304 }
1305
1306 if (attribs)
1307 {
1308 if ((attr_sk != NULL) && (sk_CONF_VALUE_num(attr_sk) > 0) && (!batch))
1309 {
1310 BIO_printf(bio_err,"\nPlease enter the following 'extra' attributes\n");
1311 BIO_printf(bio_err,"to be sent with your certificate request\n");
1312 }
1313
1314 i= -1;
1315 start2: for (;;)
1316 {
1317 i++;
1318 if ((attr_sk == NULL) ||
1319 (sk_CONF_VALUE_num(attr_sk) <= i))
1320 break;
1321
1322 v=sk_CONF_VALUE_value(attr_sk,i);
1323 type=v->name;
1324 if ((nid=OBJ_txt2nid(type)) == NID_undef)
1325 goto start2;
1326
1327 if (BIO_snprintf(buf,sizeof buf,"%s_default",type)
1328 >= (int)sizeof(buf))
1329 {
1330 BIO_printf(bio_err,"Name '%s' too long\n",v->name);
1331 return 0;
1332 }
1333
1334 if ((def=NCONF_get_string(req_conf,attr_sect,buf))
1335 == NULL)
1336 {
1337 ERR_clear_error();
1338 def="";
1339 }
1340
1341
1342 BIO_snprintf(buf,sizeof buf,"%s_value",type);
1343 if ((value=NCONF_get_string(req_conf,attr_sect,buf))
1344 == NULL)
1345 {
1346 ERR_clear_error();
1347 value=NULL;
1348 }
1349
1350 BIO_snprintf(buf,sizeof buf,"%s_min",type);
1351 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_min))
1352 {
1353 ERR_clear_error();
1354 n_min = -1;
1355 }
1356
1357 BIO_snprintf(buf,sizeof buf,"%s_max",type);
1358 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_max))
1359 {
1360 ERR_clear_error();
1361 n_max = -1;
1362 }
1363
1364 if (!add_attribute_object(req,
1365 v->value,def,value,nid,n_min,n_max, chtype))
1366 return 0;
1367 }
1368 }
1369 }
1370 else
1371 {
1372 BIO_printf(bio_err,"No template, please set one up.\n");
1373 return 0;
1374 }
1375
1376 return 1;
1377
1378 }
1379
1380 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *dn_sk,
1381 STACK_OF(CONF_VALUE) *attr_sk, int attribs, unsigned long chtype)
1382 {
1383 int i;
1384 char *p,*q;
1385 char *type;
1386 CONF_VALUE *v;
1387 X509_NAME *subj;
1388
1389 subj = X509_REQ_get_subject_name(req);
1390
1391 for (i = 0; i < sk_CONF_VALUE_num(dn_sk); i++)
1392 {
1393 int mval;
1394 v=sk_CONF_VALUE_value(dn_sk,i);
1395 p=q=NULL;
1396 type=v->name;
1397 /* Skip past any leading X. X: X, etc to allow for
1398 * multiple instances
1399 */
1400 for(p = v->name; *p ; p++)
1401 #ifndef CHARSET_EBCDIC
1402 if ((*p == ':') || (*p == ',') || (*p == '.')) {
1403 #else
1404 if ((*p == os_toascii[':']) || (*p == os_toascii[',']) || (*p == os_toascii['.'])) {
1405 #endif
1406 p++;
1407 if(*p) type = p;
1408 break;
1409 }
1410 #ifndef CHARSET_EBCDIC
1411 if (*p == '+')
1412 #else
1413 if (*p == os_toascii['+'])
1414 #endif
1415 {
1416 p++;
1417 mval = -1;
1418 }
1419 else
1420 mval = 0;
1421 if (!X509_NAME_add_entry_by_txt(subj,type, chtype,
1422 (unsigned char *) v->value,-1,-1,mval)) return 0;
1423
1424 }
1425
1426 if (!X509_NAME_entry_count(subj))
1427 {
1428 BIO_printf(bio_err,"error, no objects specified in config file\n");
1429 return 0;
1430 }
1431 if (attribs)
1432 {
1433 for (i = 0; i < sk_CONF_VALUE_num(attr_sk); i++)
1434 {
1435 v=sk_CONF_VALUE_value(attr_sk,i);
1436 if(!X509_REQ_add1_attr_by_txt(req, v->name, chtype,
1437 (unsigned char *)v->value, -1)) return 0;
1438 }
1439 }
1440 return 1;
1441 }
1442
1443
1444 static int add_DN_object(X509_NAME *n, char *text, const char *def, char *value,
1445 int nid, int n_min, int n_max, unsigned long chtype, int mval)
1446 {
1447 int i,ret=0;
1448 MS_STATIC char buf[1024];
1449 start:
1450 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1451 (void)BIO_flush(bio_err);
1452 if(value != NULL)
1453 {
1454 BUF_strlcpy(buf,value,sizeof buf);
1455 BUF_strlcat(buf,"\n",sizeof buf);
1456 BIO_printf(bio_err,"%s\n",value);
1457 }
1458 else
1459 {
1460 buf[0]='\0';
1461 if (!batch)
1462 {
1463 if (!fgets(buf,sizeof buf,stdin))
1464 return 0;
1465 }
1466 else
1467 {
1468 buf[0] = '\n';
1469 buf[1] = '\0';
1470 }
1471 }
1472
1473 if (buf[0] == '\0') return(0);
1474 else if (buf[0] == '\n')
1475 {
1476 if ((def == NULL) || (def[0] == '\0'))
1477 return(1);
1478 BUF_strlcpy(buf,def,sizeof buf);
1479 BUF_strlcat(buf,"\n",sizeof buf);
1480 }
1481 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1482
1483 i=strlen(buf);
1484 if (buf[i-1] != '\n')
1485 {
1486 BIO_printf(bio_err,"weird input :-(\n");
1487 return(0);
1488 }
1489 buf[--i]='\0';
1490 #ifdef CHARSET_EBCDIC
1491 ebcdic2ascii(buf, buf, i);
1492 #endif
1493 if(!req_check_len(i, n_min, n_max))
1494 {
1495 if (batch || value)
1496 return 0;
1497 goto start;
1498 }
1499
1500 if (!X509_NAME_add_entry_by_NID(n,nid, chtype,
1501 (unsigned char *) buf, -1,-1,mval)) goto err;
1502 ret=1;
1503 err:
1504 return(ret);
1505 }
1506
1507 static int add_attribute_object(X509_REQ *req, char *text, const char *def,
1508 char *value, int nid, int n_min,
1509 int n_max, unsigned long chtype)
1510 {
1511 int i;
1512 static char buf[1024];
1513
1514 start:
1515 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1516 (void)BIO_flush(bio_err);
1517 if (value != NULL)
1518 {
1519 BUF_strlcpy(buf,value,sizeof buf);
1520 BUF_strlcat(buf,"\n",sizeof buf);
1521 BIO_printf(bio_err,"%s\n",value);
1522 }
1523 else
1524 {
1525 buf[0]='\0';
1526 if (!batch)
1527 {
1528 if (!fgets(buf,sizeof buf,stdin))
1529 return 0;
1530 }
1531 else
1532 {
1533 buf[0] = '\n';
1534 buf[1] = '\0';
1535 }
1536 }
1537
1538 if (buf[0] == '\0') return(0);
1539 else if (buf[0] == '\n')
1540 {
1541 if ((def == NULL) || (def[0] == '\0'))
1542 return(1);
1543 BUF_strlcpy(buf,def,sizeof buf);
1544 BUF_strlcat(buf,"\n",sizeof buf);
1545 }
1546 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1547
1548 i=strlen(buf);
1549 if (buf[i-1] != '\n')
1550 {
1551 BIO_printf(bio_err,"weird input :-(\n");
1552 return(0);
1553 }
1554 buf[--i]='\0';
1555 #ifdef CHARSET_EBCDIC
1556 ebcdic2ascii(buf, buf, i);
1557 #endif
1558 if(!req_check_len(i, n_min, n_max))
1559 {
1560 if (batch || value)
1561 return 0;
1562 goto start;
1563 }
1564
1565 if(!X509_REQ_add1_attr_by_NID(req, nid, chtype,
1566 (unsigned char *)buf, -1)) {
1567 BIO_printf(bio_err, "Error adding attribute\n");
1568 ERR_print_errors(bio_err);
1569 goto err;
1570 }
1571
1572 return(1);
1573 err:
1574 return(0);
1575 }
1576
1577 static int req_check_len(int len, int n_min, int n_max)
1578 {
1579 if ((n_min > 0) && (len < n_min))
1580 {
1581 BIO_printf(bio_err,"string is too short, it needs to be at least %d bytes long\n",n_min);
1582 return(0);
1583 }
1584 if ((n_max >= 0) && (len > n_max))
1585 {
1586 BIO_printf(bio_err,"string is too long, it needs to be less than %d bytes long\n",n_max);
1587 return(0);
1588 }
1589 return(1);
1590 }
1591
1592 /* Check if the end of a string matches 'end' */
1593 static int check_end(const char *str, const char *end)
1594 {
1595 int elen, slen;
1596 const char *tmp;
1597 elen = strlen(end);
1598 slen = strlen(str);
1599 if(elen > slen) return 1;
1600 tmp = str + slen - elen;
1601 return strcmp(tmp, end);
1602 }
1603
1604 static EVP_PKEY_CTX *set_keygen_ctx(BIO *err, const char *gstr, int *pkey_type,
1605 long *pkeylen, char **palgnam,
1606 ENGINE *keygen_engine)
1607 {
1608 EVP_PKEY_CTX *gctx = NULL;
1609 EVP_PKEY *param = NULL;
1610 long keylen = -1;
1611 BIO *pbio = NULL;
1612 const char *paramfile = NULL;
1613
1614 if (gstr == NULL)
1615 {
1616 *pkey_type = EVP_PKEY_RSA;
1617 keylen = *pkeylen;
1618 }
1619 else if (gstr[0] >= '0' && gstr[0] <= '9')
1620 {
1621 *pkey_type = EVP_PKEY_RSA;
1622 keylen = atol(gstr);
1623 *pkeylen = keylen;
1624 }
1625 else if (!strncmp(gstr, "param:", 6))
1626 paramfile = gstr + 6;
1627 else
1628 {
1629 const char *p = strchr(gstr, ':');
1630 int len;
1631 ENGINE *tmpeng;
1632 const EVP_PKEY_ASN1_METHOD *ameth;
1633
1634 if (p)
1635 len = p - gstr;
1636 else
1637 len = strlen(gstr);
1638 /* The lookup of a the string will cover all engines so
1639 * keep a note of the implementation.
1640 */
1641
1642 ameth = EVP_PKEY_asn1_find_str(&tmpeng, gstr, len);
1643
1644 if (!ameth)
1645 {
1646 BIO_printf(err, "Unknown algorithm %.*s\n", len, gstr);
1647 return NULL;
1648 }
1649
1650 EVP_PKEY_asn1_get0_info(NULL, pkey_type, NULL, NULL, NULL,
1651 ameth);
1652 #ifndef OPENSSL_NO_ENGINE
1653 if (tmpeng)
1654 ENGINE_finish(tmpeng);
1655 #endif
1656 if (*pkey_type == EVP_PKEY_RSA)
1657 {
1658 if (p)
1659 {
1660 keylen = atol(p + 1);
1661 *pkeylen = keylen;
1662 }
1663 else
1664 keylen = *pkeylen;
1665 }
1666 else if (p)
1667 paramfile = p + 1;
1668 }
1669
1670 if (paramfile)
1671 {
1672 pbio = BIO_new_file(paramfile, "r");
1673 if (!pbio)
1674 {
1675 BIO_printf(err, "Can't open parameter file %s\n",
1676 paramfile);
1677 return NULL;
1678 }
1679 param = PEM_read_bio_Parameters(pbio, NULL);
1680
1681 if (!param)
1682 {
1683 X509 *x;
1684 (void)BIO_reset(pbio);
1685 x = PEM_read_bio_X509(pbio, NULL, NULL, NULL);
1686 if (x)
1687 {
1688 param = X509_get_pubkey(x);
1689 X509_free(x);
1690 }
1691 }
1692
1693 BIO_free(pbio);
1694
1695 if (!param)
1696 {
1697 BIO_printf(err, "Error reading parameter file %s\n",
1698 paramfile);
1699 return NULL;
1700 }
1701 if (*pkey_type == -1)
1702 *pkey_type = EVP_PKEY_id(param);
1703 else if (*pkey_type != EVP_PKEY_base_id(param))
1704 {
1705 BIO_printf(err, "Key Type does not match parameters\n");
1706 EVP_PKEY_free(param);
1707 return NULL;
1708 }
1709 }
1710
1711 if (palgnam)
1712 {
1713 const EVP_PKEY_ASN1_METHOD *ameth;
1714 ENGINE *tmpeng;
1715 const char *anam;
1716 ameth = EVP_PKEY_asn1_find(&tmpeng, *pkey_type);
1717 if (!ameth)
1718 {
1719 BIO_puts(err, "Internal error: can't find key algorithm\n");
1720 return NULL;
1721 }
1722 EVP_PKEY_asn1_get0_info(NULL, NULL, NULL, NULL, &anam, ameth);
1723 *palgnam = BUF_strdup(anam);
1724 #ifndef OPENSSL_NO_ENGINE
1725 if (tmpeng)
1726 ENGINE_finish(tmpeng);
1727 #endif
1728 }
1729
1730 if (param)
1731 {
1732 gctx = EVP_PKEY_CTX_new(param, keygen_engine);
1733 *pkeylen = EVP_PKEY_bits(param);
1734 EVP_PKEY_free(param);
1735 }
1736 else
1737 gctx = EVP_PKEY_CTX_new_id(*pkey_type, keygen_engine);
1738
1739 if (!gctx)
1740 {
1741 BIO_puts(err, "Error allocating keygen context\n");
1742 ERR_print_errors(err);
1743 return NULL;
1744 }
1745
1746 if (EVP_PKEY_keygen_init(gctx) <= 0)
1747 {
1748 BIO_puts(err, "Error initializing keygen context\n");
1749 ERR_print_errors(err);
1750 return NULL;
1751 }
1752 #ifndef OPENSSL_NO_RSA
1753 if ((*pkey_type == EVP_PKEY_RSA) && (keylen != -1))
1754 {
1755 if (EVP_PKEY_CTX_set_rsa_keygen_bits(gctx, keylen) <= 0)
1756 {
1757 BIO_puts(err, "Error setting RSA keysize\n");
1758 ERR_print_errors(err);
1759 EVP_PKEY_CTX_free(gctx);
1760 return NULL;
1761 }
1762 }
1763 #endif
1764
1765 return gctx;
1766 }
1767
1768 static int genpkey_cb(EVP_PKEY_CTX *ctx)
1769 {
1770 char c='*';
1771 BIO *b = EVP_PKEY_CTX_get_app_data(ctx);
1772 int p;
1773 p = EVP_PKEY_CTX_get_keygen_info(ctx, 0);
1774 if (p == 0) c='.';
1775 if (p == 1) c='+';
1776 if (p == 2) c='*';
1777 if (p == 3) c='\n';
1778 BIO_write(b,&c,1);
1779 (void)BIO_flush(b);
1780 #ifdef LINT
1781 p=n;
1782 #endif
1783 return 1;
1784 }
1785
1786 static int do_sign_init(BIO *err, EVP_MD_CTX *ctx, EVP_PKEY *pkey,
1787 const EVP_MD *md, STACK_OF(OPENSSL_STRING) *sigopts)
1788 {
1789 EVP_PKEY_CTX *pkctx = NULL;
1790 int i;
1791 EVP_MD_CTX_init(ctx);
1792 if (!EVP_DigestSignInit(ctx, &pkctx, md, NULL, pkey))
1793 return 0;
1794 for (i = 0; i < sk_OPENSSL_STRING_num(sigopts); i++)
1795 {
1796 char *sigopt = sk_OPENSSL_STRING_value(sigopts, i);
1797 if (pkey_ctrl_string(pkctx, sigopt) <= 0)
1798 {
1799 BIO_printf(err, "parameter error \"%s\"\n", sigopt);
1800 ERR_print_errors(bio_err);
1801 return 0;
1802 }
1803 }
1804 return 1;
1805 }
1806
1807 int do_X509_sign(BIO *err, X509 *x, EVP_PKEY *pkey, const EVP_MD *md,
1808 STACK_OF(OPENSSL_STRING) *sigopts)
1809 {
1810 int rv;
1811 EVP_MD_CTX mctx;
1812 EVP_MD_CTX_init(&mctx);
1813 rv = do_sign_init(err, &mctx, pkey, md, sigopts);
1814 if (rv > 0)
1815 rv = X509_sign_ctx(x, &mctx);
1816 EVP_MD_CTX_cleanup(&mctx);
1817 return rv > 0 ? 1 : 0;
1818 }
1819
1820
1821 int do_X509_REQ_sign(BIO *err, X509_REQ *x, EVP_PKEY *pkey, const EVP_MD *md,
1822 STACK_OF(OPENSSL_STRING) *sigopts)
1823 {
1824 int rv;
1825 EVP_MD_CTX mctx;
1826 EVP_MD_CTX_init(&mctx);
1827 rv = do_sign_init(err, &mctx, pkey, md, sigopts);
1828 if (rv > 0)
1829 rv = X509_REQ_sign_ctx(x, &mctx);
1830 EVP_MD_CTX_cleanup(&mctx);
1831 return rv > 0 ? 1 : 0;
1832 }
1833
1834
1835
1836 int do_X509_CRL_sign(BIO *err, X509_CRL *x, EVP_PKEY *pkey, const EVP_MD *md,
1837 STACK_OF(OPENSSL_STRING) *sigopts)
1838 {
1839 int rv;
1840 EVP_MD_CTX mctx;
1841 EVP_MD_CTX_init(&mctx);
1842 rv = do_sign_init(err, &mctx, pkey, md, sigopts);
1843 if (rv > 0)
1844 rv = X509_CRL_sign_ctx(x, &mctx);
1845 EVP_MD_CTX_cleanup(&mctx);
1846 return rv > 0 ? 1 : 0;
1847 }
1848
1849
A mirror of the official openssl repository