1 /* apps/x509.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59 #include <assert.h>
60 #include <stdio.h>
61 #include <stdlib.h>
62 #include <string.h>
63 #ifdef OPENSSL_NO_STDIO
64 # define APPS_WIN16
65 #endif
66 #include "apps.h"
67 #include <openssl/bio.h>
68 #include <openssl/asn1.h>
69 #include <openssl/err.h>
70 #include <openssl/bn.h>
71 #include <openssl/evp.h>
72 #include <openssl/x509.h>
73 #include <openssl/x509v3.h>
74 #include <openssl/objects.h>
75 #include <openssl/pem.h>
76 #ifndef OPENSSL_NO_RSA
77 # include <openssl/rsa.h>
78 #endif
79 #ifndef OPENSSL_NO_DSA
80 # include <openssl/dsa.h>
81 #endif
82
83 #undef PROG
84 #define PROG x509_main
85
86 #undef POSTFIX
87 #define POSTFIX ".srl"
88 #define DEF_DAYS 30
89
90 static const char *x509_usage[] = {
91 "usage: x509 args\n",
92 " -inform arg - input format - default PEM (one of DER, NET or PEM)\n",
93 " -outform arg - output format - default PEM (one of DER, NET or PEM)\n",
94 " -keyform arg - private key format - default PEM\n",
95 " -CAform arg - CA format - default PEM\n",
96 " -CAkeyform arg - CA key format - default PEM\n",
97 " -in arg - input file - default stdin\n",
98 " -out arg - output file - default stdout\n",
99 " -passin arg - private key password source\n",
100 " -serial - print serial number value\n",
101 " -subject_hash - print subject hash value\n",
102 #ifndef OPENSSL_NO_MD5
103 " -subject_hash_old - print old-style (MD5) subject hash value\n",
104 #endif
105 " -issuer_hash - print issuer hash value\n",
106 #ifndef OPENSSL_NO_MD5
107 " -issuer_hash_old - print old-style (MD5) issuer hash value\n",
108 #endif
109 " -hash - synonym for -subject_hash\n",
110 " -subject - print subject DN\n",
111 " -issuer - print issuer DN\n",
112 " -email - print email address(es)\n",
113 " -startdate - notBefore field\n",
114 " -enddate - notAfter field\n",
115 " -purpose - print out certificate purposes\n",
116 " -dates - both Before and After dates\n",
117 " -modulus - print the RSA key modulus\n",
118 " -pubkey - output the public key\n",
119 " -fingerprint - print the certificate fingerprint\n",
120 " -alias - output certificate alias\n",
121 " -noout - no certificate output\n",
122 " -ocspid - print OCSP hash values for the subject name and public key\n",
123 " -ocsp_uri - print OCSP Responder URL(s)\n",
124 " -trustout - output a \"trusted\" certificate\n",
125 " -clrtrust - clear all trusted purposes\n",
126 " -clrreject - clear all rejected purposes\n",
127 " -addtrust arg - trust certificate for a given purpose\n",
128 " -addreject arg - reject certificate for a given purpose\n",
129 " -setalias arg - set certificate alias\n",
130 " -days arg - How long till expiry of a signed certificate - def 30 days\n",
131 " -checkend arg - check whether the cert expires in the next arg seconds\n",
132 " exit 1 if so, 0 if not\n",
133 " -signkey arg - self sign cert with arg\n",
134 " -x509toreq - output a certification request object\n",
135 " -req - input is a certificate request, sign and output.\n",
136 " -CA arg - set the CA certificate, must be PEM format.\n",
137 " -CAkey arg - set the CA key, must be PEM format\n",
138 " missing, it is assumed to be in the CA file.\n",
139 " -CAcreateserial - create serial number file if it does not exist\n",
140 " -CAserial arg - serial file\n",
141 " -set_serial - serial number to use\n",
142 " -text - print the certificate in text form\n",
143 " -C - print out C code forms\n",
144 " -md2/-md5/-sha1/-mdc2 - digest to use\n",
145 " -extfile - configuration file with X509V3 extensions to add\n",
146 " -extensions - section from config file with X509V3 extensions to add\n",
147 " -clrext - delete extensions before signing and input certificate\n",
148 " -nameopt arg - various certificate name options\n",
149 #ifndef OPENSSL_NO_ENGINE
150 " -engine e - use engine e, possibly a hardware device.\n",
151 #endif
152 " -certopt arg - various certificate text options\n",
153 NULL
154 };
155
156 static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx);
157 static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext,
158 const EVP_MD *digest, CONF *conf, char *section);
159 static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest,
160 X509 *x, X509 *xca, EVP_PKEY *pkey,
161 STACK_OF(OPENSSL_STRING) *sigopts, char *serial,
162 int create, int days, int clrext, CONF *conf,
163 char *section, ASN1_INTEGER *sno);
164 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt);
165 static int reqfile = 0;
166
167 int MAIN(int, char **);
168
MAIN(int argc,char ** argv)169 int MAIN(int argc, char **argv)
170 {
171 ENGINE *e = NULL;
172 int ret = 1;
173 X509_REQ *req = NULL;
174 X509 *x = NULL, *xca = NULL;
175 ASN1_OBJECT *objtmp;
176 STACK_OF(OPENSSL_STRING) *sigopts = NULL;
177 EVP_PKEY *Upkey = NULL, *CApkey = NULL;
178 ASN1_INTEGER *sno = NULL;
179 int i, num, badops = 0;
180 BIO *out = NULL;
181 BIO *STDout = NULL;
182 STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL;
183 int informat, outformat, keyformat, CAformat, CAkeyformat;
184 char *infile = NULL, *outfile = NULL, *keyfile = NULL, *CAfile = NULL;
185 char *CAkeyfile = NULL, *CAserial = NULL;
186 char *alias = NULL;
187 int text = 0, serial = 0, subject = 0, issuer = 0, startdate =
188 0, enddate = 0;
189 int next_serial = 0;
190 int subject_hash = 0, issuer_hash = 0, ocspid = 0;
191 #ifndef OPENSSL_NO_MD5
192 int subject_hash_old = 0, issuer_hash_old = 0;
193 #endif
194 int noout = 0, sign_flag = 0, CA_flag = 0, CA_createserial = 0, email = 0;
195 int ocsp_uri = 0;
196 int trustout = 0, clrtrust = 0, clrreject = 0, aliasout = 0, clrext = 0;
197 int C = 0;
198 int x509req = 0, days = DEF_DAYS, modulus = 0, pubkey = 0;
199 int pprint = 0;
200 const char **pp;
201 X509_STORE *ctx = NULL;
202 X509_REQ *rq = NULL;
203 int fingerprint = 0;
204 char buf[256];
205 const EVP_MD *md_alg, *digest = NULL;
206 CONF *extconf = NULL;
207 char *extsect = NULL, *extfile = NULL, *passin = NULL, *passargin = NULL;
208 int need_rand = 0;
209 int checkend = 0, checkoffset = 0;
210 unsigned long nmflag = 0, certflag = 0;
211 #ifndef OPENSSL_NO_ENGINE
212 char *engine = NULL;
213 #endif
214
215 reqfile = 0;
216
217 apps_startup();
218
219 if (bio_err == NULL)
220 bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
221
222 if (!load_config(bio_err, NULL))
223 goto end;
224 STDout = BIO_new_fp(stdout, BIO_NOCLOSE);
225 #ifdef OPENSSL_SYS_VMS
226 {
227 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
228 STDout = BIO_push(tmpbio, STDout);
229 }
230 #endif
231
232 informat = FORMAT_PEM;
233 outformat = FORMAT_PEM;
234 keyformat = FORMAT_PEM;
235 CAformat = FORMAT_PEM;
236 CAkeyformat = FORMAT_PEM;
237
238 ctx = X509_STORE_new();
239 if (ctx == NULL)
240 goto end;
241 X509_STORE_set_verify_cb(ctx, callb);
242
243 argc--;
244 argv++;
245 num = 0;
246 while (argc >= 1) {
247 if (strcmp(*argv, "-inform") == 0) {
248 if (--argc < 1)
249 goto bad;
250 informat = str2fmt(*(++argv));
251 } else if (strcmp(*argv, "-outform") == 0) {
252 if (--argc < 1)
253 goto bad;
254 outformat = str2fmt(*(++argv));
255 } else if (strcmp(*argv, "-keyform") == 0) {
256 if (--argc < 1)
257 goto bad;
258 keyformat = str2fmt(*(++argv));
259 } else if (strcmp(*argv, "-req") == 0) {
260 reqfile = 1;
261 need_rand = 1;
262 } else if (strcmp(*argv, "-CAform") == 0) {
263 if (--argc < 1)
264 goto bad;
265 CAformat = str2fmt(*(++argv));
266 } else if (strcmp(*argv, "-CAkeyform") == 0) {
267 if (--argc < 1)
268 goto bad;
269 CAkeyformat = str2fmt(*(++argv));
270 } else if (strcmp(*argv, "-sigopt") == 0) {
271 if (--argc < 1)
272 goto bad;
273 if (!sigopts)
274 sigopts = sk_OPENSSL_STRING_new_null();
275 if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, *(++argv)))
276 goto bad;
277 } else if (strcmp(*argv, "-days") == 0) {
278 if (--argc < 1)
279 goto bad;
280 days = atoi(*(++argv));
281 if (days == 0) {
282 BIO_printf(bio_err, "bad number of days\n");
283 goto bad;
284 }
285 } else if (strcmp(*argv, "-passin") == 0) {
286 if (--argc < 1)
287 goto bad;
288 passargin = *(++argv);
289 } else if (strcmp(*argv, "-extfile") == 0) {
290 if (--argc < 1)
291 goto bad;
292 extfile = *(++argv);
293 } else if (strcmp(*argv, "-extensions") == 0) {
294 if (--argc < 1)
295 goto bad;
296 extsect = *(++argv);
297 } else if (strcmp(*argv, "-in") == 0) {
298 if (--argc < 1)
299 goto bad;
300 infile = *(++argv);
301 } else if (strcmp(*argv, "-out") == 0) {
302 if (--argc < 1)
303 goto bad;
304 outfile = *(++argv);
305 } else if (strcmp(*argv, "-signkey") == 0) {
306 if (--argc < 1)
307 goto bad;
308 keyfile = *(++argv);
309 sign_flag = ++num;
310 need_rand = 1;
311 } else if (strcmp(*argv, "-CA") == 0) {
312 if (--argc < 1)
313 goto bad;
314 CAfile = *(++argv);
315 CA_flag = ++num;
316 need_rand = 1;
317 } else if (strcmp(*argv, "-CAkey") == 0) {
318 if (--argc < 1)
319 goto bad;
320 CAkeyfile = *(++argv);
321 } else if (strcmp(*argv, "-CAserial") == 0) {
322 if (--argc < 1)
323 goto bad;
324 CAserial = *(++argv);
325 } else if (strcmp(*argv, "-set_serial") == 0) {
326 if (--argc < 1)
327 goto bad;
328 if (!(sno = s2i_ASN1_INTEGER(NULL, *(++argv))))
329 goto bad;
330 } else if (strcmp(*argv, "-addtrust") == 0) {
331 if (--argc < 1)
332 goto bad;
333 if (!(objtmp = OBJ_txt2obj(*(++argv), 0))) {
334 BIO_printf(bio_err, "Invalid trust object value %s\n", *argv);
335 goto bad;
336 }
337 if (!trust)
338 trust = sk_ASN1_OBJECT_new_null();
339 sk_ASN1_OBJECT_push(trust, objtmp);
340 trustout = 1;
341 } else if (strcmp(*argv, "-addreject") == 0) {
342 if (--argc < 1)
343 goto bad;
344 if (!(objtmp = OBJ_txt2obj(*(++argv), 0))) {
345 BIO_printf(bio_err,
346 "Invalid reject object value %s\n", *argv);
347 goto bad;
348 }
349 if (!reject)
350 reject = sk_ASN1_OBJECT_new_null();
351 sk_ASN1_OBJECT_push(reject, objtmp);
352 trustout = 1;
353 } else if (strcmp(*argv, "-setalias") == 0) {
354 if (--argc < 1)
355 goto bad;
356 alias = *(++argv);
357 trustout = 1;
358 } else if (strcmp(*argv, "-certopt") == 0) {
359 if (--argc < 1)
360 goto bad;
361 if (!set_cert_ex(&certflag, *(++argv)))
362 goto bad;
363 } else if (strcmp(*argv, "-nameopt") == 0) {
364 if (--argc < 1)
365 goto bad;
366 if (!set_name_ex(&nmflag, *(++argv)))
367 goto bad;
368 }
369 #ifndef OPENSSL_NO_ENGINE
370 else if (strcmp(*argv, "-engine") == 0) {
371 if (--argc < 1)
372 goto bad;
373 engine = *(++argv);
374 }
375 #endif
376 else if (strcmp(*argv, "-C") == 0)
377 C = ++num;
378 else if (strcmp(*argv, "-email") == 0)
379 email = ++num;
380 else if (strcmp(*argv, "-ocsp_uri") == 0)
381 ocsp_uri = ++num;
382 else if (strcmp(*argv, "-serial") == 0)
383 serial = ++num;
384 else if (strcmp(*argv, "-next_serial") == 0)
385 next_serial = ++num;
386 else if (strcmp(*argv, "-modulus") == 0)
387 modulus = ++num;
388 else if (strcmp(*argv, "-pubkey") == 0)
389 pubkey = ++num;
390 else if (strcmp(*argv, "-x509toreq") == 0)
391 x509req = ++num;
392 else if (strcmp(*argv, "-text") == 0)
393 text = ++num;
394 else if (strcmp(*argv, "-hash") == 0
395 || strcmp(*argv, "-subject_hash") == 0)
396 subject_hash = ++num;
397 #ifndef OPENSSL_NO_MD5
398 else if (strcmp(*argv, "-subject_hash_old") == 0)
399 subject_hash_old = ++num;
400 #endif
401 else if (strcmp(*argv, "-issuer_hash") == 0)
402 issuer_hash = ++num;
403 #ifndef OPENSSL_NO_MD5
404 else if (strcmp(*argv, "-issuer_hash_old") == 0)
405 issuer_hash_old = ++num;
406 #endif
407 else if (strcmp(*argv, "-subject") == 0)
408 subject = ++num;
409 else if (strcmp(*argv, "-issuer") == 0)
410 issuer = ++num;
411 else if (strcmp(*argv, "-fingerprint") == 0)
412 fingerprint = ++num;
413 else if (strcmp(*argv, "-dates") == 0) {
414 startdate = ++num;
415 enddate = ++num;
416 } else if (strcmp(*argv, "-purpose") == 0)
417 pprint = ++num;
418 else if (strcmp(*argv, "-startdate") == 0)
419 startdate = ++num;
420 else if (strcmp(*argv, "-enddate") == 0)
421 enddate = ++num;
422 else if (strcmp(*argv, "-checkend") == 0) {
423 if (--argc < 1)
424 goto bad;
425 checkoffset = atoi(*(++argv));
426 checkend = 1;
427 } else if (strcmp(*argv, "-noout") == 0)
428 noout = ++num;
429 else if (strcmp(*argv, "-trustout") == 0)
430 trustout = 1;
431 else if (strcmp(*argv, "-clrtrust") == 0)
432 clrtrust = ++num;
433 else if (strcmp(*argv, "-clrreject") == 0)
434 clrreject = ++num;
435 else if (strcmp(*argv, "-alias") == 0)
436 aliasout = ++num;
437 else if (strcmp(*argv, "-CAcreateserial") == 0)
438 CA_createserial = ++num;
439 else if (strcmp(*argv, "-clrext") == 0)
440 clrext = 1;
441 #if 1 /* stay backwards-compatible with 0.9.5; this
442 * should go away soon */
443 else if (strcmp(*argv, "-crlext") == 0) {
444 BIO_printf(bio_err, "use -clrext instead of -crlext\n");
445 clrext = 1;
446 }
447 #endif
448 else if (strcmp(*argv, "-ocspid") == 0)
449 ocspid = ++num;
450 else if ((md_alg = EVP_get_digestbyname(*argv + 1))) {
451 /* ok */
452 digest = md_alg;
453 } else {
454 BIO_printf(bio_err, "unknown option %s\n", *argv);
455 badops = 1;
456 break;
457 }
458 argc--;
459 argv++;
460 }
461
462 if (badops) {
463 bad:
464 for (pp = x509_usage; (*pp != NULL); pp++)
465 BIO_printf(bio_err, "%s", *pp);
466 goto end;
467 }
468 #ifndef OPENSSL_NO_ENGINE
469 e = setup_engine(bio_err, engine, 0);
470 #endif
471
472 if (need_rand)
473 app_RAND_load_file(NULL, bio_err, 0);
474
475 ERR_load_crypto_strings();
476
477 if (!app_passwd(bio_err, passargin, NULL, &passin, NULL)) {
478 BIO_printf(bio_err, "Error getting password\n");
479 goto end;
480 }
481
482 if (!X509_STORE_set_default_paths(ctx)) {
483 ERR_print_errors(bio_err);
484 goto end;
485 }
486
487 if ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM)) {
488 CAkeyfile = CAfile;
489 } else if ((CA_flag) && (CAkeyfile == NULL)) {
490 BIO_printf(bio_err,
491 "need to specify a CAkey if using the CA command\n");
492 goto end;
493 }
494
495 if (extfile) {
496 long errorline = -1;
497 X509V3_CTX ctx2;
498 extconf = NCONF_new(NULL);
499 if (!NCONF_load(extconf, extfile, &errorline)) {
500 if (errorline <= 0)
501 BIO_printf(bio_err,
502 "error loading the config file '%s'\n", extfile);
503 else
504 BIO_printf(bio_err,
505 "error on line %ld of config file '%s'\n",
506 errorline, extfile);
507 goto end;
508 }
509 if (!extsect) {
510 extsect = NCONF_get_string(extconf, "default", "extensions");
511 if (!extsect) {
512 ERR_clear_error();
513 extsect = "default";
514 }
515 }
516 X509V3_set_ctx_test(&ctx2);
517 X509V3_set_nconf(&ctx2, extconf);
518 if (!X509V3_EXT_add_nconf(extconf, &ctx2, extsect, NULL)) {
519 BIO_printf(bio_err,
520 "Error Loading extension section %s\n", extsect);
521 ERR_print_errors(bio_err);
522 goto end;
523 }
524 }
525
526 if (reqfile) {
527 EVP_PKEY *pkey;
528 BIO *in;
529
530 if (!sign_flag && !CA_flag) {
531 BIO_printf(bio_err, "We need a private key to sign with\n");
532 goto end;
533 }
534 in = BIO_new(BIO_s_file());
535 if (in == NULL) {
536 ERR_print_errors(bio_err);
537 goto end;
538 }
539
540 if (infile == NULL)
541 BIO_set_fp(in, stdin, BIO_NOCLOSE | BIO_FP_TEXT);
542 else {
543 if (BIO_read_filename(in, infile) <= 0) {
544 perror(infile);
545 BIO_free(in);
546 goto end;
547 }
548 }
549 req = PEM_read_bio_X509_REQ(in, NULL, NULL, NULL);
550 BIO_free(in);
551
552 if (req == NULL) {
553 ERR_print_errors(bio_err);
554 goto end;
555 }
556
557 if ((req->req_info == NULL) ||
558 (req->req_info->pubkey == NULL) ||
559 (req->req_info->pubkey->public_key == NULL) ||
560 (req->req_info->pubkey->public_key->data == NULL)) {
561 BIO_printf(bio_err,
562 "The certificate request appears to corrupted\n");
563 BIO_printf(bio_err, "It does not contain a public key\n");
564 goto end;
565 }
566 if ((pkey = X509_REQ_get_pubkey(req)) == NULL) {
567 BIO_printf(bio_err, "error unpacking public key\n");
568 goto end;
569 }
570 i = X509_REQ_verify(req, pkey);
571 EVP_PKEY_free(pkey);
572 if (i < 0) {
573 BIO_printf(bio_err, "Signature verification error\n");
574 ERR_print_errors(bio_err);
575 goto end;
576 }
577 if (i == 0) {
578 BIO_printf(bio_err,
579 "Signature did not match the certificate request\n");
580 goto end;
581 } else
582 BIO_printf(bio_err, "Signature ok\n");
583
584 print_name(bio_err, "subject=", X509_REQ_get_subject_name(req),
585 nmflag);
586
587 if ((x = X509_new()) == NULL)
588 goto end;
589
590 if (sno == NULL) {
591 sno = ASN1_INTEGER_new();
592 if (!sno || !rand_serial(NULL, sno))
593 goto end;
594 if (!X509_set_serialNumber(x, sno))
595 goto end;
596 ASN1_INTEGER_free(sno);
597 sno = NULL;
598 } else if (!X509_set_serialNumber(x, sno))
599 goto end;
600
601 if (!X509_set_issuer_name(x, req->req_info->subject))
602 goto end;
603 if (!X509_set_subject_name(x, req->req_info->subject))
604 goto end;
605
606 X509_gmtime_adj(X509_get_notBefore(x), 0);
607 X509_time_adj_ex(X509_get_notAfter(x), days, 0, NULL);
608
609 pkey = X509_REQ_get_pubkey(req);
610 X509_set_pubkey(x, pkey);
611 EVP_PKEY_free(pkey);
612 } else
613 x = load_cert(bio_err, infile, informat, NULL, e, "Certificate");
614
615 if (x == NULL)
616 goto end;
617 if (CA_flag) {
618 xca = load_cert(bio_err, CAfile, CAformat, NULL, e, "CA Certificate");
619 if (xca == NULL)
620 goto end;
621 }
622
623 if (!noout || text || next_serial) {
624 OBJ_create("2.99999.3", "SET.ex3", "SET x509v3 extension 3");
625
626 out = BIO_new(BIO_s_file());
627 if (out == NULL) {
628 ERR_print_errors(bio_err);
629 goto end;
630 }
631 if (outfile == NULL) {
632 BIO_set_fp(out, stdout, BIO_NOCLOSE);
633 #ifdef OPENSSL_SYS_VMS
634 {
635 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
636 out = BIO_push(tmpbio, out);
637 }
638 #endif
639 } else {
640 if (BIO_write_filename(out, outfile) <= 0) {
641 perror(outfile);
642 goto end;
643 }
644 }
645 }
646
647 if (alias)
648 X509_alias_set1(x, (unsigned char *)alias, -1);
649
650 if (clrtrust)
651 X509_trust_clear(x);
652 if (clrreject)
653 X509_reject_clear(x);
654
655 if (trust) {
656 for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++) {
657 objtmp = sk_ASN1_OBJECT_value(trust, i);
658 X509_add1_trust_object(x, objtmp);
659 }
660 }
661
662 if (reject) {
663 for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++) {
664 objtmp = sk_ASN1_OBJECT_value(reject, i);
665 X509_add1_reject_object(x, objtmp);
666 }
667 }
668
669 if (num) {
670 for (i = 1; i <= num; i++) {
671 if (issuer == i) {
672 print_name(STDout, "issuer= ",
673 X509_get_issuer_name(x), nmflag);
674 } else if (subject == i) {
675 print_name(STDout, "subject= ",
676 X509_get_subject_name(x), nmflag);
677 } else if (serial == i) {
678 BIO_printf(STDout, "serial=");
679 i2a_ASN1_INTEGER(STDout, X509_get_serialNumber(x));
680 BIO_printf(STDout, "\n");
681 } else if (next_serial == i) {
682 BIGNUM *bnser;
683 ASN1_INTEGER *ser;
684 ser = X509_get_serialNumber(x);
685 bnser = ASN1_INTEGER_to_BN(ser, NULL);
686 if (!bnser)
687 goto end;
688 if (!BN_add_word(bnser, 1))
689 goto end;
690 ser = BN_to_ASN1_INTEGER(bnser, NULL);
691 if (!ser)
692 goto end;
693 BN_free(bnser);
694 i2a_ASN1_INTEGER(out, ser);
695 ASN1_INTEGER_free(ser);
696 BIO_puts(out, "\n");
697 } else if ((email == i) || (ocsp_uri == i)) {
698 int j;
699 STACK_OF(OPENSSL_STRING) *emlst;
700 if (email == i)
701 emlst = X509_get1_email(x);
702 else
703 emlst = X509_get1_ocsp(x);
704 for (j = 0; j < sk_OPENSSL_STRING_num(emlst); j++)
705 BIO_printf(STDout, "%s\n",
706 sk_OPENSSL_STRING_value(emlst, j));
707 X509_email_free(emlst);
708 } else if (aliasout == i) {
709 unsigned char *alstr;
710 alstr = X509_alias_get0(x, NULL);
711 if (alstr)
712 BIO_printf(STDout, "%s\n", alstr);
713 else
714 BIO_puts(STDout, "<No Alias>\n");
715 } else if (subject_hash == i) {
716 BIO_printf(STDout, "%08lx\n", X509_subject_name_hash(x));
717 }
718 #ifndef OPENSSL_NO_MD5
719 else if (subject_hash_old == i) {
720 BIO_printf(STDout, "%08lx\n", X509_subject_name_hash_old(x));
721 }
722 #endif
723 else if (issuer_hash == i) {
724 BIO_printf(STDout, "%08lx\n", X509_issuer_name_hash(x));
725 }
726 #ifndef OPENSSL_NO_MD5
727 else if (issuer_hash_old == i) {
728 BIO_printf(STDout, "%08lx\n", X509_issuer_name_hash_old(x));
729 }
730 #endif
731 else if (pprint == i) {
732 X509_PURPOSE *ptmp;
733 int j;
734 BIO_printf(STDout, "Certificate purposes:\n");
735 for (j = 0; j < X509_PURPOSE_get_count(); j++) {
736 ptmp = X509_PURPOSE_get0(j);
737 purpose_print(STDout, x, ptmp);
738 }
739 } else if (modulus == i) {
740 EVP_PKEY *pkey;
741
742 pkey = X509_get_pubkey(x);
743 if (pkey == NULL) {
744 BIO_printf(bio_err, "Modulus=unavailable\n");
745 ERR_print_errors(bio_err);
746 goto end;
747 }
748 BIO_printf(STDout, "Modulus=");
749 #ifndef OPENSSL_NO_RSA
750 if (pkey->type == EVP_PKEY_RSA)
751 BN_print(STDout, pkey->pkey.rsa->n);
752 else
753 #endif
754 #ifndef OPENSSL_NO_DSA
755 if (pkey->type == EVP_PKEY_DSA)
756 BN_print(STDout, pkey->pkey.dsa->pub_key);
757 else
758 #endif
759 BIO_printf(STDout, "Wrong Algorithm type");
760 BIO_printf(STDout, "\n");
761 EVP_PKEY_free(pkey);
762 } else if (pubkey == i) {
763 EVP_PKEY *pkey;
764
765 pkey = X509_get_pubkey(x);
766 if (pkey == NULL) {
767 BIO_printf(bio_err, "Error getting public key\n");
768 ERR_print_errors(bio_err);
769 goto end;
770 }
771 PEM_write_bio_PUBKEY(STDout, pkey);
772 EVP_PKEY_free(pkey);
773 } else if (C == i) {
774 unsigned char *d;
775 char *m;
776 int y, z;
777
778 X509_NAME_oneline(X509_get_subject_name(x), buf, sizeof buf);
779 BIO_printf(STDout, "/* subject:%s */\n", buf);
780 m = X509_NAME_oneline(X509_get_issuer_name(x), buf,
781 sizeof buf);
782 BIO_printf(STDout, "/* issuer :%s */\n", buf);
783
784 z = i2d_X509(x, NULL);
785 m = OPENSSL_malloc(z);
786 if (!m) {
787 BIO_printf(bio_err, "Out of memory\n");
788 ERR_print_errors(bio_err);
789 goto end;
790 }
791
792 d = (unsigned char *)m;
793 z = i2d_X509_NAME(X509_get_subject_name(x), &d);
794 BIO_printf(STDout, "unsigned char XXX_subject_name[%d]={\n",
795 z);
796 d = (unsigned char *)m;
797 for (y = 0; y < z; y++) {
798 BIO_printf(STDout, "0x%02X,", d[y]);
799 if ((y & 0x0f) == 0x0f)
800 BIO_printf(STDout, "\n");
801 }
802 if (y % 16 != 0)
803 BIO_printf(STDout, "\n");
804 BIO_printf(STDout, "};\n");
805
806 z = i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x), &d);
807 BIO_printf(STDout, "unsigned char XXX_public_key[%d]={\n", z);
808 d = (unsigned char *)m;
809 for (y = 0; y < z; y++) {
810 BIO_printf(STDout, "0x%02X,", d[y]);
811 if ((y & 0x0f) == 0x0f)
812 BIO_printf(STDout, "\n");
813 }
814 if (y % 16 != 0)
815 BIO_printf(STDout, "\n");
816 BIO_printf(STDout, "};\n");
817
818 z = i2d_X509(x, &d);
819 BIO_printf(STDout, "unsigned char XXX_certificate[%d]={\n",
820 z);
821 d = (unsigned char *)m;
822 for (y = 0; y < z; y++) {
823 BIO_printf(STDout, "0x%02X,", d[y]);
824 if ((y & 0x0f) == 0x0f)
825 BIO_printf(STDout, "\n");
826 }
827 if (y % 16 != 0)
828 BIO_printf(STDout, "\n");
829 BIO_printf(STDout, "};\n");
830
831 OPENSSL_free(m);
832 } else if (text == i) {
833 X509_print_ex(STDout, x, nmflag, certflag);
834 } else if (startdate == i) {
835 BIO_puts(STDout, "notBefore=");
836 ASN1_TIME_print(STDout, X509_get_notBefore(x));
837 BIO_puts(STDout, "\n");
838 } else if (enddate == i) {
839 BIO_puts(STDout, "notAfter=");
840 ASN1_TIME_print(STDout, X509_get_notAfter(x));
841 BIO_puts(STDout, "\n");
842 } else if (fingerprint == i) {
843 int j;
844 unsigned int n;
845 unsigned char md[EVP_MAX_MD_SIZE];
846 const EVP_MD *fdig = digest;
847
848 if (!fdig)
849 fdig = EVP_sha1();
850
851 if (!X509_digest(x, fdig, md, &n)) {
852 BIO_printf(bio_err, "out of memory\n");
853 goto end;
854 }
855 BIO_printf(STDout, "%s Fingerprint=",
856 OBJ_nid2sn(EVP_MD_type(fdig)));
857 for (j = 0; j < (int)n; j++) {
858 BIO_printf(STDout, "%02X%c", md[j], (j + 1 == (int)n)
859 ? '\n' : ':');
860 }
861 }
862
863 /* should be in the library */
864 else if ((sign_flag == i) && (x509req == 0)) {
865 BIO_printf(bio_err, "Getting Private key\n");
866 if (Upkey == NULL) {
867 Upkey = load_key(bio_err,
868 keyfile, keyformat, 0,
869 passin, e, "Private key");
870 if (Upkey == NULL)
871 goto end;
872 }
873
874 assert(need_rand);
875 if (!sign(x, Upkey, days, clrext, digest, extconf, extsect))
876 goto end;
877 } else if (CA_flag == i) {
878 BIO_printf(bio_err, "Getting CA Private Key\n");
879 if (CAkeyfile != NULL) {
880 CApkey = load_key(bio_err,
881 CAkeyfile, CAkeyformat,
882 0, passin, e, "CA Private Key");
883 if (CApkey == NULL)
884 goto end;
885 }
886
887 assert(need_rand);
888 if (!x509_certify(ctx, CAfile, digest, x, xca,
889 CApkey, sigopts,
890 CAserial, CA_createserial, days, clrext,
891 extconf, extsect, sno))
892 goto end;
893 } else if (x509req == i) {
894 EVP_PKEY *pk;
895
896 BIO_printf(bio_err, "Getting request Private Key\n");
897 if (keyfile == NULL) {
898 BIO_printf(bio_err, "no request key file specified\n");
899 goto end;
900 } else {
901 pk = load_key(bio_err,
902 keyfile, keyformat, 0,
903 passin, e, "request key");
904 if (pk == NULL)
905 goto end;
906 }
907
908 BIO_printf(bio_err, "Generating certificate request\n");
909
910 rq = X509_to_X509_REQ(x, pk, digest);
911 EVP_PKEY_free(pk);
912 if (rq == NULL) {
913 ERR_print_errors(bio_err);
914 goto end;
915 }
916 if (!noout) {
917 X509_REQ_print(out, rq);
918 PEM_write_bio_X509_REQ(out, rq);
919 }
920 noout = 1;
921 } else if (ocspid == i) {
922 X509_ocspid_print(out, x);
923 }
924 }
925 }
926
927 if (checkend) {
928 time_t tcheck = time(NULL) + checkoffset;
929
930 if (X509_cmp_time(X509_get_notAfter(x), &tcheck) < 0) {
931 BIO_printf(out, "Certificate will expire\n");
932 ret = 1;
933 } else {
934 BIO_printf(out, "Certificate will not expire\n");
935 ret = 0;
936 }
937 goto end;
938 }
939
940 if (noout) {
941 ret = 0;
942 goto end;
943 }
944
945 if (outformat == FORMAT_ASN1)
946 i = i2d_X509_bio(out, x);
947 else if (outformat == FORMAT_PEM) {
948 if (trustout)
949 i = PEM_write_bio_X509_AUX(out, x);
950 else
951 i = PEM_write_bio_X509(out, x);
952 } else if (outformat == FORMAT_NETSCAPE) {
953 NETSCAPE_X509 nx;
954 ASN1_OCTET_STRING hdr;
955
956 hdr.data = (unsigned char *)NETSCAPE_CERT_HDR;
957 hdr.length = strlen(NETSCAPE_CERT_HDR);
958 nx.header = &hdr;
959 nx.cert = x;
960
961 i = ASN1_item_i2d_bio(ASN1_ITEM_rptr(NETSCAPE_X509), out, &nx);
962 } else {
963 BIO_printf(bio_err, "bad output format specified for outfile\n");
964 goto end;
965 }
966 if (!i) {
967 BIO_printf(bio_err, "unable to write certificate\n");
968 ERR_print_errors(bio_err);
969 goto end;
970 }
971 ret = 0;
972 end:
973 if (need_rand)
974 app_RAND_write_file(NULL, bio_err);
975 OBJ_cleanup();
976 NCONF_free(extconf);
977 BIO_free_all(out);
978 BIO_free_all(STDout);
979 X509_STORE_free(ctx);
980 X509_REQ_free(req);
981 X509_free(x);
982 X509_free(xca);
983 EVP_PKEY_free(Upkey);
984 EVP_PKEY_free(CApkey);
985 if (sigopts)
986 sk_OPENSSL_STRING_free(sigopts);
987 X509_REQ_free(rq);
988 ASN1_INTEGER_free(sno);
989 sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free);
990 sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free);
991 if (passin)
992 OPENSSL_free(passin);
993 apps_shutdown();
994 OPENSSL_EXIT(ret);
995 }
996
x509_load_serial(char * CAfile,char * serialfile,int create)997 static ASN1_INTEGER *x509_load_serial(char *CAfile, char *serialfile,
998 int create)
999 {
1000 char *buf = NULL, *p;
1001 ASN1_INTEGER *bs = NULL;
1002 BIGNUM *serial = NULL;
1003 size_t len;
1004
1005 len = ((serialfile == NULL)
1006 ? (strlen(CAfile) + strlen(POSTFIX) + 1)
1007 : (strlen(serialfile))) + 1;
1008 buf = OPENSSL_malloc(len);
1009 if (buf == NULL) {
1010 BIO_printf(bio_err, "out of mem\n");
1011 goto end;
1012 }
1013 if (serialfile == NULL) {
1014 BUF_strlcpy(buf, CAfile, len);
1015 for (p = buf; *p; p++)
1016 if (*p == '.') {
1017 *p = '\0';
1018 break;
1019 }
1020 BUF_strlcat(buf, POSTFIX, len);
1021 } else
1022 BUF_strlcpy(buf, serialfile, len);
1023
1024 serial = load_serial(buf, create, NULL);
1025 if (serial == NULL)
1026 goto end;
1027
1028 if (!BN_add_word(serial, 1)) {
1029 BIO_printf(bio_err, "add_word failure\n");
1030 goto end;
1031 }
1032
1033 if (!save_serial(buf, NULL, serial, &bs))
1034 goto end;
1035
1036 end:
1037 if (buf)
1038 OPENSSL_free(buf);
1039 BN_free(serial);
1040 return bs;
1041 }
1042
x509_certify(X509_STORE * ctx,char * CAfile,const EVP_MD * digest,X509 * x,X509 * xca,EVP_PKEY * pkey,STACK_OF (OPENSSL_STRING)* sigopts,char * serialfile,int create,int days,int clrext,CONF * conf,char * section,ASN1_INTEGER * sno)1043 static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest,
1044 X509 *x, X509 *xca, EVP_PKEY *pkey,
1045 STACK_OF(OPENSSL_STRING) *sigopts,
1046 char *serialfile, int create,
1047 int days, int clrext, CONF *conf, char *section,
1048 ASN1_INTEGER *sno)
1049 {
1050 int ret = 0;
1051 ASN1_INTEGER *bs = NULL;
1052 X509_STORE_CTX xsc;
1053 EVP_PKEY *upkey;
1054
1055 upkey = X509_get_pubkey(xca);
1056 EVP_PKEY_copy_parameters(upkey, pkey);
1057 EVP_PKEY_free(upkey);
1058
1059 if (!X509_STORE_CTX_init(&xsc, ctx, x, NULL)) {
1060 BIO_printf(bio_err, "Error initialising X509 store\n");
1061 goto end;
1062 }
1063 if (sno)
1064 bs = sno;
1065 else if (!(bs = x509_load_serial(CAfile, serialfile, create)))
1066 goto end;
1067
1068 /* if (!X509_STORE_add_cert(ctx,x)) goto end;*/
1069
1070 /*
1071 * NOTE: this certificate can/should be self signed, unless it was a
1072 * certificate request in which case it is not.
1073 */
1074 X509_STORE_CTX_set_cert(&xsc, x);
1075 X509_STORE_CTX_set_flags(&xsc, X509_V_FLAG_CHECK_SS_SIGNATURE);
1076 if (!reqfile && X509_verify_cert(&xsc) <= 0)
1077 goto end;
1078
1079 if (!X509_check_private_key(xca, pkey)) {
1080 BIO_printf(bio_err,
1081 "CA certificate and CA private key do not match\n");
1082 goto end;
1083 }
1084
1085 if (!X509_set_issuer_name(x, X509_get_subject_name(xca)))
1086 goto end;
1087 if (!X509_set_serialNumber(x, bs))
1088 goto end;
1089
1090 if (X509_gmtime_adj(X509_get_notBefore(x), 0L) == NULL)
1091 goto end;
1092
1093 /* hardwired expired */
1094 if (X509_time_adj_ex(X509_get_notAfter(x), days, 0, NULL) == NULL)
1095 goto end;
1096
1097 if (clrext) {
1098 while (X509_get_ext_count(x) > 0)
1099 X509_delete_ext(x, 0);
1100 }
1101
1102 if (conf) {
1103 X509V3_CTX ctx2;
1104 X509_set_version(x, 2); /* version 3 certificate */
1105 X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0);
1106 X509V3_set_nconf(&ctx2, conf);
1107 if (!X509V3_EXT_add_nconf(conf, &ctx2, section, x))
1108 goto end;
1109 }
1110
1111 if (!do_X509_sign(bio_err, x, pkey, digest, sigopts))
1112 goto end;
1113 ret = 1;
1114 end:
1115 X509_STORE_CTX_cleanup(&xsc);
1116 if (!ret)
1117 ERR_print_errors(bio_err);
1118 if (!sno)
1119 ASN1_INTEGER_free(bs);
1120 return ret;
1121 }
1122
callb(int ok,X509_STORE_CTX * ctx)1123 static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx)
1124 {
1125 int err;
1126 X509 *err_cert;
1127
1128 /*
1129 * it is ok to use a self signed certificate This case will catch both
1130 * the initial ok == 0 and the final ok == 1 calls to this function
1131 */
1132 err = X509_STORE_CTX_get_error(ctx);
1133 if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT)
1134 return 1;
1135
1136 /*
1137 * BAD we should have gotten an error. Normally if everything worked
1138 * X509_STORE_CTX_get_error(ctx) will still be set to
1139 * DEPTH_ZERO_SELF_....
1140 */
1141 if (ok) {
1142 BIO_printf(bio_err,
1143 "error with certificate to be certified - should be self signed\n");
1144 return 0;
1145 } else {
1146 err_cert = X509_STORE_CTX_get_current_cert(ctx);
1147 print_name(bio_err, NULL, X509_get_subject_name(err_cert), 0);
1148 BIO_printf(bio_err,
1149 "error with certificate - error %d at depth %d\n%s\n", err,
1150 X509_STORE_CTX_get_error_depth(ctx),
1151 X509_verify_cert_error_string(err));
1152 return 1;
1153 }
1154 }
1155
1156 /* self sign */
sign(X509 * x,EVP_PKEY * pkey,int days,int clrext,const EVP_MD * digest,CONF * conf,char * section)1157 static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext,
1158 const EVP_MD *digest, CONF *conf, char *section)
1159 {
1160
1161 EVP_PKEY *pktmp;
1162
1163 pktmp = X509_get_pubkey(x);
1164 EVP_PKEY_copy_parameters(pktmp, pkey);
1165 EVP_PKEY_save_parameters(pktmp, 1);
1166 EVP_PKEY_free(pktmp);
1167
1168 if (!X509_set_issuer_name(x, X509_get_subject_name(x)))
1169 goto err;
1170 if (X509_gmtime_adj(X509_get_notBefore(x), 0) == NULL)
1171 goto err;
1172
1173 /* Lets just make it 12:00am GMT, Jan 1 1970 */
1174 /* memcpy(x->cert_info->validity->notBefore,"700101120000Z",13); */
1175 /* 28 days to be certified */
1176
1177 if (X509_gmtime_adj(X509_get_notAfter(x), (long)60 * 60 * 24 * days) ==
1178 NULL)
1179 goto err;
1180
1181 if (!X509_set_pubkey(x, pkey))
1182 goto err;
1183 if (clrext) {
1184 while (X509_get_ext_count(x) > 0)
1185 X509_delete_ext(x, 0);
1186 }
1187 if (conf) {
1188 X509V3_CTX ctx;
1189 X509_set_version(x, 2); /* version 3 certificate */
1190 X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0);
1191 X509V3_set_nconf(&ctx, conf);
1192 if (!X509V3_EXT_add_nconf(conf, &ctx, section, x))
1193 goto err;
1194 }
1195 if (!X509_sign(x, pkey, digest))
1196 goto err;
1197 return 1;
1198 err:
1199 ERR_print_errors(bio_err);
1200 return 0;
1201 }
1202
purpose_print(BIO * bio,X509 * cert,X509_PURPOSE * pt)1203 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt)
1204 {
1205 int id, i, idret;
1206 char *pname;
1207 id = X509_PURPOSE_get_id(pt);
1208 pname = X509_PURPOSE_get0_name(pt);
1209 for (i = 0; i < 2; i++) {
1210 idret = X509_check_purpose(cert, id, i);
1211 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : "");
1212 if (idret == 1)
1213 BIO_printf(bio, "Yes\n");
1214 else if (idret == 0)
1215 BIO_printf(bio, "No\n");
1216 else
1217 BIO_printf(bio, "Yes (WARNING code=%d)\n", idret);
1218 }
1219 return 1;
1220 }
1221