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Fix some warnings. Contributed by Anonymous.
[thirdparty/openssl.git] / apps / req.c
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d02b48c6 1/* apps/req.c */
58964a49 2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
d02b48c6
RE		 3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include <stdlib.h>
61#include <time.h>
62#include <string.h>
58964a49 63#ifdef NO_STDIO
d02b48c6
RE		 64#define APPS_WIN16
65#endif
66#include "apps.h"
67#include "bio.h"
68#include "evp.h"
69#include "rand.h"
70#include "conf.h"
71#include "err.h"
72#include "asn1.h"
73#include "x509.h"
f317aa4c 74#include "x509v3.h"
d02b48c6
RE		 75#include "objects.h"
76#include "pem.h"
77
78#define SECTION "req"
79
80#define BITS "default_bits"
81#define KEYFILE "default_keyfile"
82#define DISTINGUISHED_NAME "distinguished_name"
83#define ATTRIBUTES "attributes"
f317aa4c 84#define V3_EXTENSIONS "x509_extensions"
d02b48c6
RE		 85
86#define DEFAULT_KEY_LENGTH 512
87#define MIN_KEY_LENGTH 384
88
89#undef PROG
90#define PROG req_main
91
92/* -inform arg - input format - default PEM (one of DER, TXT or PEM)
93 * -outform arg - output format - default PEM
94 * -in arg - input file - default stdin
95 * -out arg - output file - default stdout
96 * -verify - check request signature
97 * -noout - don't print stuff out.
98 * -text - print out human readable text.
99 * -nodes - no des encryption
100 * -config file - Load configuration file.
101 * -key file - make a request using key in file (or use it for verification).
102 * -keyform - key file format.
103 * -newkey - make a key and a request.
104 * -modulus - print RSA modulus.
105 * -x509 - output a self signed X509 structure instead.
106 * -asn1-kludge - output new certificate request in a format that some CA's
107 * require. This format is wrong
108 */
109
110#ifndef NOPROTO
111static int make_REQ(X509_REQ *req,EVP_PKEY *pkey,int attribs);
112static int add_attribute_object(STACK *n, char *text, char *def,
113 char *value, int nid,int min,int max);
114static int add_DN_object(X509_NAME *n, char *text, char *def, char *value,
115 int nid,int min,int max);
58964a49 116static void MS_CALLBACK req_cb(int p,int n,char *arg);
d02b48c6 117static int req_fix_data(int nid,int *type,int len,int min,int max);
a43aa73e
DSH		 118static int check_end(char *str, char *end);
119static int add_oid_section(LHASH *conf);
d02b48c6
RE		 120#else
121static int make_REQ();
122static int add_attribute_object();
123static int add_DN_object();
124static void MS_CALLBACK req_cb();
125static int req_fix_data();
a43aa73e
DSH		 126static int check_end();
127static int add_oid_section();
d02b48c6
RE		 128#endif
129
130#ifndef MONOLITH
131static char *default_config_file=NULL;
132static LHASH *config=NULL;
133#endif
134static LHASH *req_conf=NULL;
135
136#define TYPE_RSA 1
137#define TYPE_DSA 2
138#define TYPE_DH 3
139
140int MAIN(argc, argv)
141int argc;
142char **argv;
143 {
58964a49 144#ifndef NO_DSA
d02b48c6 145 DSA *dsa_params=NULL;
58964a49 146#endif
d02b48c6
RE		 147 int ex=1,x509=0,days=30;
148 X509 *x509ss=NULL;
149 X509_REQ *req=NULL;
150 EVP_PKEY *pkey=NULL;
151 int i,badops=0,newreq=0,newkey= -1,pkey_type=0;
152 BIO *in=NULL,*out=NULL;
153 int informat,outformat,verify=0,noout=0,text=0,keyform=FORMAT_PEM;
154 int nodes=0,kludge=0;
155 char *infile,*outfile,*prog,*keyfile=NULL,*template=NULL,*keyout=NULL;
f317aa4c 156 char *extensions = NULL;
d02b48c6
RE		 157 EVP_CIPHER *cipher=NULL;
158 int modulus=0;
159 char *p;
160 EVP_MD *md_alg=NULL,*digest=EVP_md5();
161#ifndef MONOLITH
162 MS_STATIC char config_name[256];
163#endif
164
165#ifndef NO_DES
166 cipher=EVP_des_ede3_cbc();
167#endif
168 apps_startup();
169
170 if (bio_err == NULL)
171 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
58964a49 172 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
d02b48c6
RE		 173
174 infile=NULL;
175 outfile=NULL;
176 informat=FORMAT_PEM;
177 outformat=FORMAT_PEM;
178
179 prog=argv[0];
180 argc--;
181 argv++;
182 while (argc >= 1)
183 {
184 if (strcmp(*argv,"-inform") == 0)
185 {
186 if (--argc < 1) goto bad;
187 informat=str2fmt(*(++argv));
188 }
189 else if (strcmp(*argv,"-outform") == 0)
190 {
191 if (--argc < 1) goto bad;
192 outformat=str2fmt(*(++argv));
193 }
194 else if (strcmp(*argv,"-key") == 0)
195 {
196 if (--argc < 1) goto bad;
197 keyfile= *(++argv);
198 }
199 else if (strcmp(*argv,"-new") == 0)
200 {
201 pkey_type=TYPE_RSA;
202 newreq=1;
203 }
204 else if (strcmp(*argv,"-config") == 0)
205 {
206 if (--argc < 1) goto bad;
207 template= *(++argv);
208 }
209 else if (strcmp(*argv,"-keyform") == 0)
210 {
211 if (--argc < 1) goto bad;
212 keyform=str2fmt(*(++argv));
213 }
214 else if (strcmp(*argv,"-in") == 0)
215 {
216 if (--argc < 1) goto bad;
217 infile= *(++argv);
218 }
219 else if (strcmp(*argv,"-out") == 0)
220 {
221 if (--argc < 1) goto bad;
222 outfile= *(++argv);
223 }
224 else if (strcmp(*argv,"-keyout") == 0)
225 {
226 if (--argc < 1) goto bad;
227 keyout= *(++argv);
228 }
229 else if (strcmp(*argv,"-newkey") == 0)
230 {
bc4deee0
BL		 231 int is_numeric;
232
d02b48c6
RE		 233 if (--argc < 1) goto bad;
234 p= *(++argv);
bc4deee0
BL		 235 is_numeric = p[0] >= '0' && p[0] <= '9';
236 if (strncmp("rsa:",p,4) == 0 || is_numeric)
d02b48c6
RE		 237 {
238 pkey_type=TYPE_RSA;
bc4deee0
BL		 239 if(!is_numeric)
240 p+=4;
d02b48c6
RE		 241 newkey= atoi(p);
242 }
58964a49
RE		 243 else
244#ifndef NO_DSA
245 if (strncmp("dsa:",p,4) == 0)
d02b48c6
RE		 246 {
247 X509 *xtmp=NULL;
248 EVP_PKEY *dtmp;
249
250 pkey_type=TYPE_DSA;
251 p+=4;
252 if ((in=BIO_new_file(p,"r")) == NULL)
253 {
254 perror(p);
255 goto end;
256 }
257 if ((dsa_params=PEM_read_bio_DSAparams(in,NULL,NULL)) == NULL)
258 {
259 ERR_clear_error();
260 BIO_reset(in);
261 if ((xtmp=PEM_read_bio_X509(in,NULL,NULL)) == NULL)
262 {
263 BIO_printf(bio_err,"unable to load DSA parameters from file\n");
264 goto end;
265 }
58964a49 266
d02b48c6
RE		 267 dtmp=X509_get_pubkey(xtmp);
268 if (dtmp->type == EVP_PKEY_DSA)
269 dsa_params=DSAparams_dup(dtmp->pkey.dsa);
1756d405 270 EVP_PKEY_free(dtmp);
d02b48c6
RE		 271 X509_free(xtmp);
272 if (dsa_params == NULL)
273 {
274 BIO_printf(bio_err,"Certificate does not contain DSA parameters\n");
275 goto end;
276 }
d02b48c6
RE		 277 }
278 BIO_free(in);
279 newkey=BN_num_bits(dsa_params->p);
280 in=NULL;
281 }
58964a49
RE		 282 else
283#endif
284#ifndef NO_DH
285 if (strncmp("dh:",p,4) == 0)
d02b48c6
RE		 286 {
287 pkey_type=TYPE_DH;
288 p+=3;
289 }
290 else
58964a49 291#endif
d02b48c6
RE		 292 pkey_type=TYPE_RSA;
293
294 newreq=1;
295 }
296 else if (strcmp(*argv,"-modulus") == 0)
297 modulus=1;
298 else if (strcmp(*argv,"-verify") == 0)
299 verify=1;
300 else if (strcmp(*argv,"-nodes") == 0)
301 nodes=1;
302 else if (strcmp(*argv,"-noout") == 0)
303 noout=1;
304 else if (strcmp(*argv,"-text") == 0)
305 text=1;
306 else if (strcmp(*argv,"-x509") == 0)
307 x509=1;
308 else if (strcmp(*argv,"-asn1-kludge") == 0)
309 kludge=1;
310 else if (strcmp(*argv,"-no-asn1-kludge") == 0)
311 kludge=0;
312 else if (strcmp(*argv,"-days") == 0)
313 {
314 if (--argc < 1) goto bad;
315 days= atoi(*(++argv));
316 if (days == 0) days=30;
317 }
318 else if ((md_alg=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
319 {
320 /* ok */
321 digest=md_alg;
322 }
323 else
324
325 {
326 BIO_printf(bio_err,"unknown option %s\n",*argv);
327 badops=1;
328 break;
329 }
330 argc--;
331 argv++;
332 }
333
334 if (badops)
335 {
336bad:
337 BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
338 BIO_printf(bio_err,"where options are\n");
339 BIO_printf(bio_err," -inform arg input format - one of DER TXT PEM\n");
340 BIO_printf(bio_err," -outform arg output format - one of DER TXT PEM\n");
9fe84296 341 BIO_printf(bio_err," -in arg input file\n");
d02b48c6
RE		 342 BIO_printf(bio_err," -out arg output file\n");
343 BIO_printf(bio_err," -text text form of request\n");
344 BIO_printf(bio_err," -noout do not output REQ\n");
345 BIO_printf(bio_err," -verify verify signature on REQ\n");
346 BIO_printf(bio_err," -modulus RSA modulus\n");
347 BIO_printf(bio_err," -nodes don't encrypt the output key\n");
348 BIO_printf(bio_err," -key file use the private key contained in file\n");
349 BIO_printf(bio_err," -keyform arg key file format\n");
350 BIO_printf(bio_err," -keyout arg file to send the key to\n");
351 BIO_printf(bio_err," -newkey rsa:bits generate a new RSA key of 'bits' in size\n");
352 BIO_printf(bio_err," -newkey dsa:file generate a new DSA key, parameters taken from CA in 'file'\n");
353
354 BIO_printf(bio_err," -[digest] Digest to sign with (md5, sha1, md2, mdc2)\n");
d1f4c83c 355 BIO_printf(bio_err," -config file request template file.\n");
d02b48c6
RE		 356 BIO_printf(bio_err," -new new request.\n");
357 BIO_printf(bio_err," -x509 output a x509 structure instead of a cert. req.\n");
358 BIO_printf(bio_err," -days number of days a x509 generated by -x509 is valid for.\n");
359 BIO_printf(bio_err," -asn1-kludge Output the 'request' in a format that is wrong but some CA's\n");
360 BIO_printf(bio_err," have been reported as requiring\n");
361 BIO_printf(bio_err," [ It is now always turned on but can be turned off with -no-asn1-kludge ]\n");
362 goto end;
363 }
364
365 ERR_load_crypto_strings();
f317aa4c 366 X509V3_add_standard_extensions();
d02b48c6
RE		 367
368#ifndef MONOLITH
369 /* Lets load up our environment a little */
06d5b162
RE		 370 p=getenv("OPENSSL_CONF");
371 if (p == NULL)
372 p=getenv("SSLEAY_CONF");
d02b48c6
RE		 373 if (p == NULL)
374 {
375 strcpy(config_name,X509_get_default_cert_area());
376 strcat(config_name,"/lib/");
06d5b162 377 strcat(config_name,OPENSSL_CONF);
d02b48c6
RE		 378 p=config_name;
379 }
380 default_config_file=p;
381 config=CONF_load(config,p,NULL);
382#endif
383
384 if (template != NULL)
385 {
386 long errline;
387
388 BIO_printf(bio_err,"Using configuration from %s\n",template);
389 req_conf=CONF_load(NULL,template,&errline);
390 if (req_conf == NULL)
391 {
392 BIO_printf(bio_err,"error on line %ld of %s\n",errline,template);
393 goto end;
394 }
395 }
396 else
397 {
398 req_conf=config;
399 BIO_printf(bio_err,"Using configuration from %s\n",
400 default_config_file);
401 if (req_conf == NULL)
402 {
403 BIO_printf(bio_err,"Unable to load config info\n");
404 }
405 }
406
dfeab068
RE		 407 if (req_conf != NULL)
408 {
409 p=CONF_get_string(req_conf,NULL,"oid_file");
410 if (p != NULL)
411 {
412 BIO *oid_bio;
413
414 oid_bio=BIO_new_file(p,"r");
415 if (oid_bio == NULL)
416 {
417 /*
418 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
419 ERR_print_errors(bio_err);
420 */
421 }
422 else
423 {
424 OBJ_create_objects(oid_bio);
425 BIO_free(oid_bio);
426 }
427 }
428 }
a43aa73e 429 if(!add_oid_section(req_conf)) goto end;
dfeab068 430
d02b48c6
RE		 431 if ((md_alg == NULL) &&
432 ((p=CONF_get_string(req_conf,SECTION,"default_md")) != NULL))
433 {
434 if ((md_alg=EVP_get_digestbyname(p)) != NULL)
435 digest=md_alg;
436 }
437
f317aa4c 438 extensions = CONF_get_string(req_conf, SECTION, V3_EXTENSIONS);
1756d405
DSH		 439 if(extensions) {
440 /* Check syntax of file */
441 if(!X509V3_EXT_check_conf(req_conf, extensions)) {
442 BIO_printf(bio_err,
443 "Error Loading extension section %s\n", extensions);
444 goto end;
445 }
446 }
f317aa4c 447
d02b48c6
RE		 448 in=BIO_new(BIO_s_file());
449 out=BIO_new(BIO_s_file());
450 if ((in == NULL) || (out == NULL))
451 goto end;
452
453 if (keyfile != NULL)
454 {
455 if (BIO_read_filename(in,keyfile) <= 0)
456 {
457 perror(keyfile);
458 goto end;
459 }
460
461/* if (keyform == FORMAT_ASN1)
462 rsa=d2i_RSAPrivateKey_bio(in,NULL);
463 else */
464 if (keyform == FORMAT_PEM)
465 pkey=PEM_read_bio_PrivateKey(in,NULL,NULL);
466 else
467 {
468 BIO_printf(bio_err,"bad input format specified for X509 request\n");
469 goto end;
470 }
471
472 if (pkey == NULL)
473 {
474 BIO_printf(bio_err,"unable to load Private key\n");
475 goto end;
476 }
477 }
478
479 if (newreq && (pkey == NULL))
480 {
481 char *randfile;
482 char buffer[200];
483
484 if ((randfile=CONF_get_string(req_conf,SECTION,"RANDFILE")) == NULL)
485 randfile=RAND_file_name(buffer,200);
486#ifdef WINDOWS
487 BIO_printf(bio_err,"Loading 'screen' into random state -");
488 BIO_flush(bio_err);
489 RAND_screen();
490 BIO_printf(bio_err," done\n");
491#endif
492 if ((randfile == NULL) || !RAND_load_file(randfile,1024L*1024L))
493 {
494 BIO_printf(bio_err,"unable to load 'random state'\n");
495 BIO_printf(bio_err,"What this means is that the random number generator has not been seeded\n");
496 BIO_printf(bio_err,"with much random data.\n");
497 BIO_printf(bio_err,"Consider setting the RANDFILE environment variable to point at a file that\n");
498 BIO_printf(bio_err,"'random' data can be kept in.\n");
499 }
500 if (newkey <= 0)
501 {
502 newkey=(int)CONF_get_number(req_conf,SECTION,BITS);
503 if (newkey <= 0)
504 newkey=DEFAULT_KEY_LENGTH;
505 }
506
507 if (newkey < MIN_KEY_LENGTH)
508 {
509 BIO_printf(bio_err,"private key length is too short,\n");
510 BIO_printf(bio_err,"it needs to be at least %d bits, not %d\n",MIN_KEY_LENGTH,newkey);
511 goto end;
512 }
513 BIO_printf(bio_err,"Generating a %d bit %s private key\n",
514 newkey,(pkey_type == TYPE_RSA)?"RSA":"DSA");
515
516 if ((pkey=EVP_PKEY_new()) == NULL) goto end;
517
518#ifndef NO_RSA
519 if (pkey_type == TYPE_RSA)
520 {
521 if (!EVP_PKEY_assign_RSA(pkey,
58964a49
RE		 522 RSA_generate_key(newkey,0x10001,
523 req_cb,(char *)bio_err)))
d02b48c6
RE		 524 goto end;
525 }
526 else
527#endif
528#ifndef NO_DSA
529 if (pkey_type == TYPE_DSA)
530 {
531 if (!DSA_generate_key(dsa_params)) goto end;
532 if (!EVP_PKEY_assign_DSA(pkey,dsa_params)) goto end;
533 dsa_params=NULL;
534 }
535#endif
536
537 if ((randfile == NULL) || (RAND_write_file(randfile) == 0))
538 BIO_printf(bio_err,"unable to write 'random state'\n");
539
540 if (pkey == NULL) goto end;
541
542 if (keyout == NULL)
543 keyout=CONF_get_string(req_conf,SECTION,KEYFILE);
544
545 if (keyout == NULL)
546 {
547 BIO_printf(bio_err,"writing new private key to stdout\n");
548 BIO_set_fp(out,stdout,BIO_NOCLOSE);
549 }
550 else
551 {
552 BIO_printf(bio_err,"writing new private key to '%s'\n",keyout);
553 if (BIO_write_filename(out,keyout) <= 0)
554 {
555 perror(keyout);
556 goto end;
557 }
558 }
559
560 p=CONF_get_string(req_conf,SECTION,"encrypt_rsa_key");
561 if (p == NULL)
562 p=CONF_get_string(req_conf,SECTION,"encrypt_key");
563 if ((p != NULL) && (strcmp(p,"no") == 0))
564 cipher=NULL;
565 if (nodes) cipher=NULL;
566
567 i=0;
568loop:
569 if (!PEM_write_bio_PrivateKey(out,pkey,cipher,
570 NULL,0,NULL))
571 {
572 if ((ERR_GET_REASON(ERR_peek_error()) ==
573 PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3))
574 {
575 ERR_clear_error();
576 i++;
577 goto loop;
578 }
579 goto end;
580 }
581 BIO_printf(bio_err,"-----\n");
582 }
583
584 if (!newreq)
585 {
586 /* Since we are using a pre-existing certificate
587 * request, the kludge 'format' info should not be
588 * changed. */
589 kludge= -1;
590 if (infile == NULL)
591 BIO_set_fp(in,stdin,BIO_NOCLOSE);
592 else
593 {
594 if (BIO_read_filename(in,infile) <= 0)
595 {
596 perror(infile);
597 goto end;
598 }
599 }
600
601 if (informat == FORMAT_ASN1)
602 req=d2i_X509_REQ_bio(in,NULL);
603 else if (informat == FORMAT_PEM)
604 req=PEM_read_bio_X509_REQ(in,NULL,NULL);
605 else
606 {
607 BIO_printf(bio_err,"bad input format specified for X509 request\n");
608 goto end;
609 }
610 if (req == NULL)
611 {
612 BIO_printf(bio_err,"unable to load X509 request\n");
613 goto end;
614 }
615 }
616
617 if (newreq || x509)
618 {
58964a49 619#ifndef NO_DSA
d02b48c6
RE		 620 if (pkey->type == EVP_PKEY_DSA)
621 digest=EVP_dss1();
58964a49 622#endif
d02b48c6
RE		 623
624 if (pkey == NULL)
625 {
626 BIO_printf(bio_err,"you need to specify a private key\n");
627 goto end;
628 }
629 if (req == NULL)
630 {
631 req=X509_REQ_new();
632 if (req == NULL)
633 {
634 goto end;
635 }
636
637 i=make_REQ(req,pkey,!x509);
638 if (kludge >= 0)
639 req->req_info->req_kludge=kludge;
640 if (!i)
641 {
642 BIO_printf(bio_err,"problems making Certificate Request\n");
643 goto end;
644 }
645 }
646 if (x509)
647 {
10061c7c 648 EVP_PKEY *tmppkey;
f317aa4c 649 X509V3_CTX ext_ctx;
d02b48c6
RE		 650 if ((x509ss=X509_new()) == NULL) goto end;
651
f317aa4c
DSH		 652 /* Set version to V3 */
653 if(!X509_set_version(x509ss, 2)) goto end;
d02b48c6
RE		 654 ASN1_INTEGER_set(X509_get_serialNumber(x509ss),0L);
655
656 X509_set_issuer_name(x509ss,
657 X509_REQ_get_subject_name(req));
658 X509_gmtime_adj(X509_get_notBefore(x509ss),0);
659 X509_gmtime_adj(X509_get_notAfter(x509ss),
660 (long)60*60*24*days);
661 X509_set_subject_name(x509ss,
662 X509_REQ_get_subject_name(req));
10061c7c
DSH		 663 tmppkey = X509_REQ_get_pubkey(req);
664 X509_set_pubkey(x509ss,tmppkey);
665 EVP_PKEY_free(tmppkey);
d02b48c6 666
f317aa4c
DSH		 667 /* Set up V3 context struct */
668
669 ext_ctx.issuer_cert = x509ss;
670 ext_ctx.subject_cert = x509ss;
671 ext_ctx.subject_req = NULL;
175b0942
DSH		 672 ext_ctx.crl = NULL;
673 ext_ctx.flags = 0;
f317aa4c
DSH		 674
675 /* Add extensions */
676 if(extensions && !X509V3_EXT_add_conf(req_conf,
9f7646da
BL		 677 &ext_ctx, extensions, x509ss))
678 {
679 BIO_printf(bio_err,
680 "Error Loading extension section %s\n",
681 extensions);
682 goto end;
683 }
f317aa4c 684
d02b48c6
RE		 685 if (!(i=X509_sign(x509ss,pkey,digest)))
686 goto end;
687 }
688 else
689 {
690 if (!(i=X509_REQ_sign(req,pkey,digest)))
691 goto end;
692 }
693 }
694
695 if (verify && !x509)
696 {
697 int tmp=0;
698
699 if (pkey == NULL)
700 {
701 pkey=X509_REQ_get_pubkey(req);
702 tmp=1;
703 if (pkey == NULL) goto end;
704 }
705
706 i=X509_REQ_verify(req,pkey);
cfcf6453
DSH		 707 if (tmp) {
708 EVP_PKEY_free(pkey);
709 pkey=NULL;
710 }
d02b48c6
RE		 711
712 if (i < 0)
713 {
714 goto end;
715 }
716 else if (i == 0)
717 {
718 BIO_printf(bio_err,"verify failure\n");
719 }
720 else /* if (i > 0) */
721 BIO_printf(bio_err,"verify OK\n");
722 }
723
724 if (noout && !text && !modulus)
725 {
726 ex=0;
727 goto end;
728 }
729
730 if (outfile == NULL)
731 BIO_set_fp(out,stdout,BIO_NOCLOSE);
732 else
733 {
734 if ((keyout != NULL) && (strcmp(outfile,keyout) == 0))
735 i=(int)BIO_append_filename(out,outfile);
736 else
737 i=(int)BIO_write_filename(out,outfile);
738 if (!i)
739 {
740 perror(outfile);
741 goto end;
742 }
743 }
744
745 if (text)
746 {
747 if (x509)
748 X509_print(out,x509ss);
749 else
750 X509_REQ_print(out,req);
751 }
752
753 if (modulus)
754 {
755 EVP_PKEY *pubkey;
756
757 if (x509)
758 pubkey=X509_get_pubkey(x509ss);
759 else
760 pubkey=X509_REQ_get_pubkey(req);
761 if (pubkey == NULL)
762 {
763 fprintf(stdout,"Modulus=unavailable\n");
764 goto end;
765 }
766 fprintf(stdout,"Modulus=");
13e91dd3 767#ifndef NO_RSA
d02b48c6
RE		 768 if (pubkey->type == EVP_PKEY_RSA)
769 BN_print(out,pubkey->pkey.rsa->n);
770 else
13e91dd3 771#endif
d02b48c6
RE		 772 fprintf(stdout,"Wrong Algorithm type");
773 fprintf(stdout,"\n");
774 }
775
776 if (!noout && !x509)
777 {
778 if (outformat == FORMAT_ASN1)
779 i=i2d_X509_REQ_bio(out,req);
780 else if (outformat == FORMAT_PEM)
781 i=PEM_write_bio_X509_REQ(out,req);
782 else {
783 BIO_printf(bio_err,"bad output format specified for outfile\n");
784 goto end;
785 }
786 if (!i)
787 {
788 BIO_printf(bio_err,"unable to write X509 request\n");
789 goto end;
790 }
791 }
792 if (!noout && x509 && (x509ss != NULL))
793 {
794 if (outformat == FORMAT_ASN1)
795 i=i2d_X509_bio(out,x509ss);
796 else if (outformat == FORMAT_PEM)
797 i=PEM_write_bio_X509(out,x509ss);
798 else {
799 BIO_printf(bio_err,"bad output format specified for outfile\n");
800 goto end;
801 }
802 if (!i)
803 {
804 BIO_printf(bio_err,"unable to write X509 certificate\n");
805 goto end;
806 }
807 }
808 ex=0;
809end:
810 if (ex)
811 {
812 ERR_print_errors(bio_err);
813 }
814 if ((req_conf != NULL) && (req_conf != config)) CONF_free(req_conf);
a43aa73e
DSH		 815 BIO_free(in);
816 BIO_free(out);
817 EVP_PKEY_free(pkey);
818 X509_REQ_free(req);
819 X509_free(x509ss);
820 X509V3_EXT_cleanup();
821 OBJ_cleanup();
58964a49 822#ifndef NO_DSA
d02b48c6 823 if (dsa_params != NULL) DSA_free(dsa_params);
58964a49 824#endif
d02b48c6
RE		 825 EXIT(ex);
826 }
827
828static int make_REQ(req,pkey,attribs)
829X509_REQ *req;
830EVP_PKEY *pkey;
831int attribs;
832 {
a43aa73e 833 int ret=0,i;
58964a49 834 unsigned char *p,*q;
d02b48c6
RE		 835 X509_REQ_INFO *ri;
836 char buf[100];
837 int nid,min,max;
838 char *type,*def,*tmp,*value,*tmp_attr;
839 STACK *sk,*attr=NULL;
840 CONF_VALUE *v;
841
842 tmp=CONF_get_string(req_conf,SECTION,DISTINGUISHED_NAME);
843 if (tmp == NULL)
844 {
845 BIO_printf(bio_err,"unable to find '%s' in config\n",
846 DISTINGUISHED_NAME);
847 goto err;
848 }
849 sk=CONF_get_section(req_conf,tmp);
850 if (sk == NULL)
851 {
852 BIO_printf(bio_err,"unable to get '%s' section\n",tmp);
853 goto err;
854 }
855
856 tmp_attr=CONF_get_string(req_conf,SECTION,ATTRIBUTES);
857 if (tmp_attr == NULL)
858 attr=NULL;
859 else
860 {
861 attr=CONF_get_section(req_conf,tmp_attr);
862 if (attr == NULL)
863 {
864 BIO_printf(bio_err,"unable to get '%s' section\n",tmp_attr);
865 goto err;
866 }
867 }
868
869 ri=req->req_info;
870
871 BIO_printf(bio_err,"You are about to be asked to enter information that will be incorporated\n");
872 BIO_printf(bio_err,"into your certificate request.\n");
873 BIO_printf(bio_err,"What you are about to enter is what is called a Distinguished Name or a DN.\n");
874 BIO_printf(bio_err,"There are quite a few fields but you can leave some blank\n");
875 BIO_printf(bio_err,"For some fields there will be a default value,\n");
876 BIO_printf(bio_err,"If you enter '.', the field will be left blank.\n");
877 BIO_printf(bio_err,"-----\n");
878
879 /* setup version number */
880 if (!ASN1_INTEGER_set(ri->version,0L)) goto err; /* version 1 */
881
882 if (sk_num(sk))
883 {
884 i= -1;
885start: for (;;)
886 {
887 i++;
888 if ((int)sk_num(sk) <= i) break;
889
890 v=(CONF_VALUE *)sk_value(sk,i);
58964a49 891 p=q=NULL;
d02b48c6 892 type=v->name;
a43aa73e
DSH		 893 if(!check_end(type,"_min") || !check_end(type,"_max") ||
894 !check_end(type,"_default") ||
895 !check_end(type,"_value")) continue;
896 /* Skip past any leading X. X: X, etc to allow for
897 * multiple instances
898 */
899 for(p = v->name; *p ; p++)
6b313a73
DSH		 900 if ((*p == ':') || (*p == ',') ||
901 (*p == '.')) {
902 p++;
903 if(*p) type = p;
904 break;
905 }
a43aa73e
DSH		 906 /* If OBJ not recognised ignore it */
907 if ((nid=OBJ_txt2nid(type)) == NID_undef) goto start;
d02b48c6
RE		 908 sprintf(buf,"%s_default",v->name);
909 if ((def=CONF_get_string(req_conf,tmp,buf)) == NULL)
910 def="";
911
912 sprintf(buf,"%s_value",v->name);
913 if ((value=CONF_get_string(req_conf,tmp,buf)) == NULL)
914 value=NULL;
915
916 sprintf(buf,"%s_min",v->name);
917 min=(int)CONF_get_number(req_conf,tmp,buf);
918
919 sprintf(buf,"%s_max",v->name);
920 max=(int)CONF_get_number(req_conf,tmp,buf);
921
922 if (!add_DN_object(ri->subject,v->value,def,value,nid,
923 min,max))
924 goto err;
925 }
926 if (sk_num(ri->subject->entries) == 0)
927 {
928 BIO_printf(bio_err,"error, no objects specified in config file\n");
929 goto err;
930 }
931
932 if (attribs)
933 {
934 if ((attr != NULL) && (sk_num(attr) > 0))
935 {
936 BIO_printf(bio_err,"\nPlease enter the following 'extra' attributes\n");
937 BIO_printf(bio_err,"to be sent with your certificate request\n");
938 }
939
940 i= -1;
941start2: for (;;)
942 {
943 i++;
944 if ((attr == NULL) || ((int)sk_num(attr) <= i))
945 break;
946
947 v=(CONF_VALUE *)sk_value(attr,i);
948 type=v->name;
949 if ((nid=OBJ_txt2nid(type)) == NID_undef)
950 goto start2;
951
952 sprintf(buf,"%s_default",type);
953 if ((def=CONF_get_string(req_conf,tmp_attr,buf))
954 == NULL)
955 def="";
956
957 sprintf(buf,"%s_value",type);
958 if ((value=CONF_get_string(req_conf,tmp_attr,buf))
959 == NULL)
960 value=NULL;
961
962 sprintf(buf,"%s_min",type);
963 min=(int)CONF_get_number(req_conf,tmp_attr,buf);
964
965 sprintf(buf,"%s_max",type);
966 max=(int)CONF_get_number(req_conf,tmp_attr,buf);
967
968 if (!add_attribute_object(ri->attributes,
969 v->value,def,value,nid,min,max))
970 goto err;
971 }
972 }
973 }
974 else
975 {
976 BIO_printf(bio_err,"No template, please set one up.\n");
977 goto err;
978 }
979
980 X509_REQ_set_pubkey(req,pkey);
981
982 ret=1;
983err:
984 return(ret);
985 }
986
987static int add_DN_object(n,text,def,value,nid,min,max)
988X509_NAME *n;
989char *text;
990char *def;
991char *value;
992int nid;
993int min;
994int max;
995 {
996 int i,j,ret=0;
997 X509_NAME_ENTRY *ne=NULL;
998 MS_STATIC char buf[1024];
999
1000 BIO_printf(bio_err,"%s [%s]:",text,def);
1001 BIO_flush(bio_err);
1002 if (value != NULL)
1003 {
1004 strcpy(buf,value);
1005 strcat(buf,"\n");
1006 BIO_printf(bio_err,"%s\n",value);
1007 }
1008 else
1009 {
1010 buf[0]='\0';
1011 fgets(buf,1024,stdin);
1012 }
1013
1014 if (buf[0] == '\0') return(0);
1015 else if (buf[0] == '\n')
1016 {
1017 if ((def == NULL) || (def[0] == '\0'))
1018 return(1);
1019 strcpy(buf,def);
1020 strcat(buf,"\n");
1021 }
1022 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1023
1024 i=strlen(buf);
1025 if (buf[i-1] != '\n')
1026 {
1027 BIO_printf(bio_err,"weird input :-(\n");
1028 return(0);
1029 }
1030 buf[--i]='\0';
1031
1032 j=ASN1_PRINTABLE_type((unsigned char *)buf,-1);
1033 if (req_fix_data(nid,&j,i,min,max) == 0)
1034 goto err;
1035 if ((ne=X509_NAME_ENTRY_create_by_NID(NULL,nid,j,(unsigned char *)buf,
1036 strlen(buf)))
1037 == NULL) goto err;
1038 if (!X509_NAME_add_entry(n,ne,X509_NAME_entry_count(n),0))
1039 goto err;
1040
1041 ret=1;
1042err:
1043 if (ne != NULL) X509_NAME_ENTRY_free(ne);
1044 return(ret);
1045 }
1046
1047static int add_attribute_object(n,text,def,value,nid,min,max)
1048STACK *n;
1049char *text;
1050char *def;
1051char *value;
1052int nid;
1053int min;
1054int max;
1055 {
1056 int i,z;
1057 X509_ATTRIBUTE *xa=NULL;
1058 static char buf[1024];
1059 ASN1_BIT_STRING *bs=NULL;
1060 ASN1_TYPE *at=NULL;
1061
1062start:
1063 BIO_printf(bio_err,"%s [%s]:",text,def);
1064 BIO_flush(bio_err);
1065 if (value != NULL)
1066 {
1067 strcpy(buf,value);
1068 strcat(buf,"\n");
1069 BIO_printf(bio_err,"%s\n",value);
1070 }
1071 else
1072 {
1073 buf[0]='\0';
1074 fgets(buf,1024,stdin);
1075 }
1076
1077 if (buf[0] == '\0') return(0);
1078 else if (buf[0] == '\n')
1079 {
1080 if ((def == NULL) || (def[0] == '\0'))
1081 return(1);
1082 strcpy(buf,def);
1083 strcat(buf,"\n");
1084 }
1085 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1086
1087 i=strlen(buf);
1088 if (buf[i-1] != '\n')
1089 {
1090 BIO_printf(bio_err,"weird input :-(\n");
1091 return(0);
1092 }
1093 buf[--i]='\0';
1094
1095 /* add object plus value */
1096 if ((xa=X509_ATTRIBUTE_new()) == NULL)
1097 goto err;
1098 if ((xa->value.set=sk_new_null()) == NULL)
1099 goto err;
1100 xa->set=1;
1101
1102 if (xa->object != NULL) ASN1_OBJECT_free(xa->object);
1103 xa->object=OBJ_nid2obj(nid);
1104
1105 if ((bs=ASN1_BIT_STRING_new()) == NULL) goto err;
1106
1107 bs->type=ASN1_PRINTABLE_type((unsigned char *)buf,-1);
1108
1109 z=req_fix_data(nid,&bs->type,i,min,max);
1110 if (z == 0)
1111 {
1112 if (value == NULL)
1113 goto start;
1114 else goto err;
1115 }
1116
1117 if (!ASN1_STRING_set(bs,(unsigned char *)buf,i+1))
1118 { BIO_printf(bio_err,"Malloc failure\n"); goto err; }
1119
1120 if ((at=ASN1_TYPE_new()) == NULL)
1121 { BIO_printf(bio_err,"Malloc failure\n"); goto err; }
1122
1123 ASN1_TYPE_set(at,bs->type,(char *)bs);
1124 sk_push(xa->value.set,(char *)at);
1125 bs=NULL;
1126 at=NULL;
1127 /* only one item per attribute */
1128
1129 if (!sk_push(n,(char *)xa)) goto err;
1130 return(1);
1131err:
1132 if (xa != NULL) X509_ATTRIBUTE_free(xa);
1133 if (at != NULL) ASN1_TYPE_free(at);
1134 if (bs != NULL) ASN1_BIT_STRING_free(bs);
1135 return(0);
1136 }
1137
58964a49 1138static void MS_CALLBACK req_cb(p,n,arg)
d02b48c6
RE		 1139int p;
1140int n;
58964a49 1141char *arg;
d02b48c6
RE		 1142 {
1143 char c='*';
1144
1145 if (p == 0) c='.';
1146 if (p == 1) c='+';
1147 if (p == 2) c='*';
1148 if (p == 3) c='\n';
58964a49
RE		 1149 BIO_write((BIO *)arg,&c,1);
1150 BIO_flush((BIO *)arg);
d02b48c6
RE		 1151#ifdef LINT
1152 p=n;
1153#endif
1154 }
1155
1156static int req_fix_data(nid,type,len,min,max)
1157int nid;
1158int *type;
1159int len,min,max;
1160 {
1161 if (nid == NID_pkcs9_emailAddress)
1162 *type=V_ASN1_IA5STRING;
1163 if ((nid == NID_commonName) && (*type == V_ASN1_IA5STRING))
1164 *type=V_ASN1_T61STRING;
1165 if ((nid == NID_pkcs9_challengePassword) &&
1166 (*type == V_ASN1_IA5STRING))
1167 *type=V_ASN1_T61STRING;
1168
1169 if ((nid == NID_pkcs9_unstructuredName) &&
1170 (*type == V_ASN1_T61STRING))
1171 {
1172 BIO_printf(bio_err,"invalid characters in string, please re-enter the string\n");
1173 return(0);
1174 }
1175 if (nid == NID_pkcs9_unstructuredName)
1176 *type=V_ASN1_IA5STRING;
1177
1178 if (len < min)
1179 {
1180 BIO_printf(bio_err,"string is too short, it needs to be at least %d bytes long\n",min);
1181 return(0);
1182 }
1183 if ((max != 0) && (len > max))
1184 {
1185 BIO_printf(bio_err,"string is too long, it needs to be less than %d bytes long\n",max);
1186 return(0);
1187 }
1188 return(1);
1189 }
a43aa73e
DSH		 1190
1191/* Check if the end of a string matches 'end' */
1192static int check_end(str, end)
1193char *str;
1194char *end;
1195{
1196 int elen, slen;
1197 char *tmp;
1198 elen = strlen(end);
1199 slen = strlen(str);
1200 if(elen > slen) return 1;
1201 tmp = str + slen - elen;
a43aa73e
DSH		 1202 return strcmp(tmp, end);
1203}
1204
1205static int add_oid_section(conf)
1206LHASH *conf;
1207{
1208 char *p;
1209 STACK *sktmp;
1210 CONF_VALUE *cnf;
1211 int i;
1212 if(!(p=CONF_get_string(conf,NULL,"oid_section"))) return 1;
1213 if(!(sktmp = CONF_get_section(conf, p))) {
1214 BIO_printf(bio_err, "problem loading oid section %s\n", p);
1215 return 0;
1216 }
1217 for(i = 0; i < sk_num(sktmp); i++) {
1218 cnf = (CONF_VALUE *)sk_value(sktmp, i);
1219 if(OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
1220 BIO_printf(bio_err, "problem creating object %s=%s\n",
1221 cnf->name, cnf->value);
1222 return 0;
1223 }
1224 }
1225 return 1;
1226}
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