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source: vbox/trunk/src/libs/openssl-1.1.1l/apps/x509.c@ 95000

Last change on this file since 95000 was 91772, checked in by vboxsync, 3 years ago

openssl-1.1.1l: Applied and adjusted our OpenSSL changes to 1.1.1l. bugref:10126
File size: 39.2 KB
Line 
1/*
2 * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the OpenSSL license (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
8 */
9
10#include <stdio.h>
11#include <stdlib.h>
12#include <string.h>
13#include "apps.h"
14#include "progs.h"
15#include <openssl/bio.h>
16#include <openssl/asn1.h>
17#include <openssl/err.h>
18#include <openssl/bn.h>
19#include <openssl/evp.h>
20#include <openssl/x509.h>
21#include <openssl/x509v3.h>
22#include <openssl/objects.h>
23#include <openssl/pem.h>
24#ifndef OPENSSL_NO_RSA
25# include <openssl/rsa.h>
26#endif
27#ifndef OPENSSL_NO_DSA
28# include <openssl/dsa.h>
29#endif
30
31#undef POSTFIX
32#define POSTFIX ".srl"
33#define DEF_DAYS 30
34
35static int callb(int ok, X509_STORE_CTX *ctx);
36static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext,
37 const EVP_MD *digest, CONF *conf, const char *section,
38 int preserve_dates);
39static int x509_certify(X509_STORE *ctx, const char *CAfile, const EVP_MD *digest,
40 X509 *x, X509 *xca, EVP_PKEY *pkey,
41 STACK_OF(OPENSSL_STRING) *sigopts, const char *serialfile,
42 int create, int days, int clrext, CONF *conf,
43 const char *section, ASN1_INTEGER *sno, int reqfile,
44 int preserve_dates);
45static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt);
46static int print_x509v3_exts(BIO *bio, X509 *x, const char *exts);
47
48typedef enum OPTION_choice {
49 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
50 OPT_INFORM, OPT_OUTFORM, OPT_KEYFORM, OPT_REQ, OPT_CAFORM,
51 OPT_CAKEYFORM, OPT_SIGOPT, OPT_DAYS, OPT_PASSIN, OPT_EXTFILE,
52 OPT_EXTENSIONS, OPT_IN, OPT_OUT, OPT_SIGNKEY, OPT_CA,
53 OPT_CAKEY, OPT_CASERIAL, OPT_SET_SERIAL, OPT_FORCE_PUBKEY,
54 OPT_ADDTRUST, OPT_ADDREJECT, OPT_SETALIAS, OPT_CERTOPT, OPT_NAMEOPT,
55 OPT_C, OPT_EMAIL, OPT_OCSP_URI, OPT_SERIAL, OPT_NEXT_SERIAL,
56 OPT_MODULUS, OPT_PUBKEY, OPT_X509TOREQ, OPT_TEXT, OPT_HASH,
57 OPT_ISSUER_HASH, OPT_SUBJECT, OPT_ISSUER, OPT_FINGERPRINT, OPT_DATES,
58 OPT_PURPOSE, OPT_STARTDATE, OPT_ENDDATE, OPT_CHECKEND, OPT_CHECKHOST,
59 OPT_CHECKEMAIL, OPT_CHECKIP, OPT_NOOUT, OPT_TRUSTOUT, OPT_CLRTRUST,
60 OPT_CLRREJECT, OPT_ALIAS, OPT_CACREATESERIAL, OPT_CLREXT, OPT_OCSPID,
61 OPT_SUBJECT_HASH_OLD,
62 OPT_ISSUER_HASH_OLD,
63 OPT_BADSIG, OPT_MD, OPT_ENGINE, OPT_NOCERT, OPT_PRESERVE_DATES,
64 OPT_R_ENUM, OPT_EXT
65} OPTION_CHOICE;
66
67const OPTIONS x509_options[] = {
68 {"help", OPT_HELP, '-', "Display this summary"},
69 {"inform", OPT_INFORM, 'f',
70 "Input format - default PEM (one of DER or PEM)"},
71 {"in", OPT_IN, '<', "Input file - default stdin"},
72 {"outform", OPT_OUTFORM, 'f',
73 "Output format - default PEM (one of DER or PEM)"},
74 {"out", OPT_OUT, '>', "Output file - default stdout"},
75 {"keyform", OPT_KEYFORM, 'E', "Private key format - default PEM"},
76 {"passin", OPT_PASSIN, 's', "Private key password/pass-phrase source"},
77 {"serial", OPT_SERIAL, '-', "Print serial number value"},
78 {"subject_hash", OPT_HASH, '-', "Print subject hash value"},
79 {"issuer_hash", OPT_ISSUER_HASH, '-', "Print issuer hash value"},
80 {"hash", OPT_HASH, '-', "Synonym for -subject_hash"},
81 {"subject", OPT_SUBJECT, '-', "Print subject DN"},
82 {"issuer", OPT_ISSUER, '-', "Print issuer DN"},
83 {"email", OPT_EMAIL, '-', "Print email address(es)"},
84 {"startdate", OPT_STARTDATE, '-', "Set notBefore field"},
85 {"enddate", OPT_ENDDATE, '-', "Set notAfter field"},
86 {"purpose", OPT_PURPOSE, '-', "Print out certificate purposes"},
87 {"dates", OPT_DATES, '-', "Both Before and After dates"},
88 {"modulus", OPT_MODULUS, '-', "Print the RSA key modulus"},
89 {"pubkey", OPT_PUBKEY, '-', "Output the public key"},
90 {"fingerprint", OPT_FINGERPRINT, '-',
91 "Print the certificate fingerprint"},
92 {"alias", OPT_ALIAS, '-', "Output certificate alias"},
93 {"noout", OPT_NOOUT, '-', "No output, just status"},
94 {"nocert", OPT_NOCERT, '-', "No certificate output"},
95 {"ocspid", OPT_OCSPID, '-',
96 "Print OCSP hash values for the subject name and public key"},
97 {"ocsp_uri", OPT_OCSP_URI, '-', "Print OCSP Responder URL(s)"},
98 {"trustout", OPT_TRUSTOUT, '-', "Output a trusted certificate"},
99 {"clrtrust", OPT_CLRTRUST, '-', "Clear all trusted purposes"},
100 {"clrext", OPT_CLREXT, '-', "Clear all certificate extensions"},
101 {"addtrust", OPT_ADDTRUST, 's', "Trust certificate for a given purpose"},
102 {"addreject", OPT_ADDREJECT, 's',
103 "Reject certificate for a given purpose"},
104 {"setalias", OPT_SETALIAS, 's', "Set certificate alias"},
105 {"days", OPT_DAYS, 'n',
106 "How long till expiry of a signed certificate - def 30 days"},
107 {"checkend", OPT_CHECKEND, 'M',
108 "Check whether the cert expires in the next arg seconds"},
109 {OPT_MORE_STR, 1, 1, "Exit 1 if so, 0 if not"},
110 {"signkey", OPT_SIGNKEY, 's', "Self sign cert with arg"},
111 {"x509toreq", OPT_X509TOREQ, '-',
112 "Output a certification request object"},
113 {"req", OPT_REQ, '-', "Input is a certificate request, sign and output"},
114 {"CA", OPT_CA, '<', "Set the CA certificate, must be PEM format"},
115 {"CAkey", OPT_CAKEY, 's',
116 "The CA key, must be PEM format; if not in CAfile"},
117 {"CAcreateserial", OPT_CACREATESERIAL, '-',
118 "Create serial number file if it does not exist"},
119 {"CAserial", OPT_CASERIAL, 's', "Serial file"},
120 {"set_serial", OPT_SET_SERIAL, 's', "Serial number to use"},
121 {"text", OPT_TEXT, '-', "Print the certificate in text form"},
122 {"ext", OPT_EXT, 's', "Print various X509V3 extensions"},
123 {"C", OPT_C, '-', "Print out C code forms"},
124 {"extfile", OPT_EXTFILE, '<', "File with X509V3 extensions to add"},
125 OPT_R_OPTIONS,
126 {"extensions", OPT_EXTENSIONS, 's', "Section from config file to use"},
127 {"nameopt", OPT_NAMEOPT, 's', "Various certificate name options"},
128 {"certopt", OPT_CERTOPT, 's', "Various certificate text options"},
129 {"checkhost", OPT_CHECKHOST, 's', "Check certificate matches host"},
130 {"checkemail", OPT_CHECKEMAIL, 's', "Check certificate matches email"},
131 {"checkip", OPT_CHECKIP, 's', "Check certificate matches ipaddr"},
132 {"CAform", OPT_CAFORM, 'F', "CA format - default PEM"},
133 {"CAkeyform", OPT_CAKEYFORM, 'E', "CA key format - default PEM"},
134 {"sigopt", OPT_SIGOPT, 's', "Signature parameter in n:v form"},
135 {"force_pubkey", OPT_FORCE_PUBKEY, '<', "Force the Key to put inside certificate"},
136 {"next_serial", OPT_NEXT_SERIAL, '-', "Increment current certificate serial number"},
137 {"clrreject", OPT_CLRREJECT, '-',
138 "Clears all the prohibited or rejected uses of the certificate"},
139 {"badsig", OPT_BADSIG, '-', "Corrupt last byte of certificate signature (for test)"},
140 {"", OPT_MD, '-', "Any supported digest"},
141#ifndef OPENSSL_NO_MD5
142 {"subject_hash_old", OPT_SUBJECT_HASH_OLD, '-',
143 "Print old-style (MD5) subject hash value"},
144 {"issuer_hash_old", OPT_ISSUER_HASH_OLD, '-',
145 "Print old-style (MD5) issuer hash value"},
146#endif
147#ifndef OPENSSL_NO_ENGINE
148 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
149#endif
150 {"preserve_dates", OPT_PRESERVE_DATES, '-', "preserve existing dates when signing"},
151 {NULL}
152};
153
154int x509_main(int argc, char **argv)
155{
156 ASN1_INTEGER *sno = NULL;
157 ASN1_OBJECT *objtmp = NULL;
158 BIO *out = NULL;
159 CONF *extconf = NULL;
160 EVP_PKEY *Upkey = NULL, *CApkey = NULL, *fkey = NULL;
161 STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL;
162 STACK_OF(OPENSSL_STRING) *sigopts = NULL;
163 X509 *x = NULL, *xca = NULL;
164 X509_REQ *req = NULL, *rq = NULL;
165 X509_STORE *ctx = NULL;
166 const EVP_MD *digest = NULL;
167 char *CAkeyfile = NULL, *CAserial = NULL, *fkeyfile = NULL, *alias = NULL;
168 char *checkhost = NULL, *checkemail = NULL, *checkip = NULL, *exts = NULL;
169 char *extsect = NULL, *extfile = NULL, *passin = NULL, *passinarg = NULL;
170 char *infile = NULL, *outfile = NULL, *keyfile = NULL, *CAfile = NULL;
171 char *prog;
172 int x509req = 0, days = DEF_DAYS, modulus = 0, pubkey = 0, pprint = 0;
173 int C = 0, CAformat = FORMAT_PEM, CAkeyformat = FORMAT_PEM;
174 int fingerprint = 0, reqfile = 0, checkend = 0;
175 int informat = FORMAT_PEM, outformat = FORMAT_PEM, keyformat = FORMAT_PEM;
176 int next_serial = 0, subject_hash = 0, issuer_hash = 0, ocspid = 0;
177 int noout = 0, sign_flag = 0, CA_flag = 0, CA_createserial = 0, email = 0;
178 int ocsp_uri = 0, trustout = 0, clrtrust = 0, clrreject = 0, aliasout = 0;
179 int ret = 1, i, num = 0, badsig = 0, clrext = 0, nocert = 0;
180 int text = 0, serial = 0, subject = 0, issuer = 0, startdate = 0, ext = 0;
181 int enddate = 0;
182 time_t checkoffset = 0;
183 unsigned long certflag = 0;
184 int preserve_dates = 0;
185 OPTION_CHOICE o;
186 ENGINE *e = NULL;
187#ifndef OPENSSL_NO_MD5
188 int subject_hash_old = 0, issuer_hash_old = 0;
189#endif
190
191 ctx = X509_STORE_new();
192 if (ctx == NULL)
193 goto end;
194 X509_STORE_set_verify_cb(ctx, callb);
195
196 prog = opt_init(argc, argv, x509_options);
197 while ((o = opt_next()) != OPT_EOF) {
198 switch (o) {
199 case OPT_EOF:
200 case OPT_ERR:
201 opthelp:
202 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
203 goto end;
204 case OPT_HELP:
205 opt_help(x509_options);
206 ret = 0;
207 goto end;
208 case OPT_INFORM:
209 if (!opt_format(opt_arg(), OPT_FMT_ANY, &informat))
210 goto opthelp;
211 break;
212 case OPT_IN:
213 infile = opt_arg();
214 break;
215 case OPT_OUTFORM:
216 if (!opt_format(opt_arg(), OPT_FMT_ANY, &outformat))
217 goto opthelp;
218 break;
219 case OPT_KEYFORM:
220 if (!opt_format(opt_arg(), OPT_FMT_PDE, &keyformat))
221 goto opthelp;
222 break;
223 case OPT_CAFORM:
224 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &CAformat))
225 goto opthelp;
226 break;
227 case OPT_CAKEYFORM:
228 if (!opt_format(opt_arg(), OPT_FMT_PDE, &CAkeyformat))
229 goto opthelp;
230 break;
231 case OPT_OUT:
232 outfile = opt_arg();
233 break;
234 case OPT_REQ:
235 reqfile = 1;
236 break;
237
238 case OPT_SIGOPT:
239 if (!sigopts)
240 sigopts = sk_OPENSSL_STRING_new_null();
241 if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, opt_arg()))
242 goto opthelp;
243 break;
244 case OPT_DAYS:
245 if (preserve_dates)
246 goto opthelp;
247 days = atoi(opt_arg());
248 break;
249 case OPT_PASSIN:
250 passinarg = opt_arg();
251 break;
252 case OPT_EXTFILE:
253 extfile = opt_arg();
254 break;
255 case OPT_R_CASES:
256 if (!opt_rand(o))
257 goto end;
258 break;
259 case OPT_EXTENSIONS:
260 extsect = opt_arg();
261 break;
262 case OPT_SIGNKEY:
263 keyfile = opt_arg();
264 sign_flag = ++num;
265 break;
266 case OPT_CA:
267 CAfile = opt_arg();
268 CA_flag = ++num;
269 break;
270 case OPT_CAKEY:
271 CAkeyfile = opt_arg();
272 break;
273 case OPT_CASERIAL:
274 CAserial = opt_arg();
275 break;
276 case OPT_SET_SERIAL:
277 if (sno != NULL) {
278 BIO_printf(bio_err, "Serial number supplied twice\n");
279 goto opthelp;
280 }
281 if ((sno = s2i_ASN1_INTEGER(NULL, opt_arg())) == NULL)
282 goto opthelp;
283 break;
284 case OPT_FORCE_PUBKEY:
285 fkeyfile = opt_arg();
286 break;
287 case OPT_ADDTRUST:
288 if ((objtmp = OBJ_txt2obj(opt_arg(), 0)) == NULL) {
289 BIO_printf(bio_err,
290 "%s: Invalid trust object value %s\n",
291 prog, opt_arg());
292 goto opthelp;
293 }
294 if (trust == NULL && (trust = sk_ASN1_OBJECT_new_null()) == NULL)
295 goto end;
296 sk_ASN1_OBJECT_push(trust, objtmp);
297 objtmp = NULL;
298 trustout = 1;
299 break;
300 case OPT_ADDREJECT:
301 if ((objtmp = OBJ_txt2obj(opt_arg(), 0)) == NULL) {
302 BIO_printf(bio_err,
303 "%s: Invalid reject object value %s\n",
304 prog, opt_arg());
305 goto opthelp;
306 }
307 if (reject == NULL
308 && (reject = sk_ASN1_OBJECT_new_null()) == NULL)
309 goto end;
310 sk_ASN1_OBJECT_push(reject, objtmp);
311 objtmp = NULL;
312 trustout = 1;
313 break;
314 case OPT_SETALIAS:
315 alias = opt_arg();
316 trustout = 1;
317 break;
318 case OPT_CERTOPT:
319 if (!set_cert_ex(&certflag, opt_arg()))
320 goto opthelp;
321 break;
322 case OPT_NAMEOPT:
323 if (!set_nameopt(opt_arg()))
324 goto opthelp;
325 break;
326 case OPT_ENGINE:
327 e = setup_engine(opt_arg(), 0);
328 break;
329 case OPT_C:
330 C = ++num;
331 break;
332 case OPT_EMAIL:
333 email = ++num;
334 break;
335 case OPT_OCSP_URI:
336 ocsp_uri = ++num;
337 break;
338 case OPT_SERIAL:
339 serial = ++num;
340 break;
341 case OPT_NEXT_SERIAL:
342 next_serial = ++num;
343 break;
344 case OPT_MODULUS:
345 modulus = ++num;
346 break;
347 case OPT_PUBKEY:
348 pubkey = ++num;
349 break;
350 case OPT_X509TOREQ:
351 x509req = ++num;
352 break;
353 case OPT_TEXT:
354 text = ++num;
355 break;
356 case OPT_SUBJECT:
357 subject = ++num;
358 break;
359 case OPT_ISSUER:
360 issuer = ++num;
361 break;
362 case OPT_FINGERPRINT:
363 fingerprint = ++num;
364 break;
365 case OPT_HASH:
366 subject_hash = ++num;
367 break;
368 case OPT_ISSUER_HASH:
369 issuer_hash = ++num;
370 break;
371 case OPT_PURPOSE:
372 pprint = ++num;
373 break;
374 case OPT_STARTDATE:
375 startdate = ++num;
376 break;
377 case OPT_ENDDATE:
378 enddate = ++num;
379 break;
380 case OPT_NOOUT:
381 noout = ++num;
382 break;
383 case OPT_EXT:
384 ext = ++num;
385 exts = opt_arg();
386 break;
387 case OPT_NOCERT:
388 nocert = 1;
389 break;
390 case OPT_TRUSTOUT:
391 trustout = 1;
392 break;
393 case OPT_CLRTRUST:
394 clrtrust = ++num;
395 break;
396 case OPT_CLRREJECT:
397 clrreject = ++num;
398 break;
399 case OPT_ALIAS:
400 aliasout = ++num;
401 break;
402 case OPT_CACREATESERIAL:
403 CA_createserial = ++num;
404 break;
405 case OPT_CLREXT:
406 clrext = 1;
407 break;
408 case OPT_OCSPID:
409 ocspid = ++num;
410 break;
411 case OPT_BADSIG:
412 badsig = 1;
413 break;
414#ifndef OPENSSL_NO_MD5
415 case OPT_SUBJECT_HASH_OLD:
416 subject_hash_old = ++num;
417 break;
418 case OPT_ISSUER_HASH_OLD:
419 issuer_hash_old = ++num;
420 break;
421#else
422 case OPT_SUBJECT_HASH_OLD:
423 case OPT_ISSUER_HASH_OLD:
424 break;
425#endif
426 case OPT_DATES:
427 startdate = ++num;
428 enddate = ++num;
429 break;
430 case OPT_CHECKEND:
431 checkend = 1;
432 {
433 intmax_t temp = 0;
434 if (!opt_imax(opt_arg(), &temp))
435 goto opthelp;
436 checkoffset = (time_t)temp;
437 if ((intmax_t)checkoffset != temp) {
438 BIO_printf(bio_err, "%s: checkend time out of range %s\n",
439 prog, opt_arg());
440 goto opthelp;
441 }
442 }
443 break;
444 case OPT_CHECKHOST:
445 checkhost = opt_arg();
446 break;
447 case OPT_CHECKEMAIL:
448 checkemail = opt_arg();
449 break;
450 case OPT_CHECKIP:
451 checkip = opt_arg();
452 break;
453 case OPT_PRESERVE_DATES:
454 if (days != DEF_DAYS)
455 goto opthelp;
456 preserve_dates = 1;
457 break;
458 case OPT_MD:
459 if (!opt_md(opt_unknown(), &digest))
460 goto opthelp;
461 }
462 }
463 argc = opt_num_rest();
464 argv = opt_rest();
465 if (argc != 0) {
466 BIO_printf(bio_err, "%s: Unknown parameter %s\n", prog, argv[0]);
467 goto opthelp;
468 }
469
470 if (!app_passwd(passinarg, NULL, &passin, NULL)) {
471 BIO_printf(bio_err, "Error getting password\n");
472 goto end;
473 }
474
475 if (!X509_STORE_set_default_paths(ctx)) {
476 ERR_print_errors(bio_err);
477 goto end;
478 }
479
480 if (fkeyfile != NULL) {
481 fkey = load_pubkey(fkeyfile, keyformat, 0, NULL, e, "Forced key");
482 if (fkey == NULL)
483 goto end;
484 }
485
486 if ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM)) {
487 CAkeyfile = CAfile;
488 } else if ((CA_flag) && (CAkeyfile == NULL)) {
489 BIO_printf(bio_err,
490 "need to specify a CAkey if using the CA command\n");
491 goto end;
492 }
493
494 if (extfile != NULL) {
495 X509V3_CTX ctx2;
496 if ((extconf = app_load_config(extfile)) == NULL)
497 goto end;
498 if (extsect == NULL) {
499 extsect = NCONF_get_string(extconf, "default", "extensions");
500 if (extsect == NULL) {
501 ERR_clear_error();
502 extsect = "default";
503 }
504 }
505 X509V3_set_ctx_test(&ctx2);
506 X509V3_set_nconf(&ctx2, extconf);
507 if (!X509V3_EXT_add_nconf(extconf, &ctx2, extsect, NULL)) {
508 BIO_printf(bio_err,
509 "Error Loading extension section %s\n", extsect);
510 ERR_print_errors(bio_err);
511 goto end;
512 }
513 }
514
515 if (reqfile) {
516 EVP_PKEY *pkey;
517 BIO *in;
518
519 if (!sign_flag && !CA_flag) {
520 BIO_printf(bio_err, "We need a private key to sign with\n");
521 goto end;
522 }
523 in = bio_open_default(infile, 'r', informat);
524 if (in == NULL)
525 goto end;
526 req = PEM_read_bio_X509_REQ(in, NULL, NULL, NULL);
527 BIO_free(in);
528
529 if (req == NULL) {
530 ERR_print_errors(bio_err);
531 goto end;
532 }
533
534 if ((pkey = X509_REQ_get0_pubkey(req)) == NULL) {
535 BIO_printf(bio_err, "error unpacking public key\n");
536 goto end;
537 }
538 i = X509_REQ_verify(req, pkey);
539 if (i < 0) {
540 BIO_printf(bio_err, "Signature verification error\n");
541 ERR_print_errors(bio_err);
542 goto end;
543 }
544 if (i == 0) {
545 BIO_printf(bio_err,
546 "Signature did not match the certificate request\n");
547 goto end;
548 } else {
549 BIO_printf(bio_err, "Signature ok\n");
550 }
551
552 print_name(bio_err, "subject=", X509_REQ_get_subject_name(req),
553 get_nameopt());
554
555 if ((x = X509_new()) == NULL)
556 goto end;
557
558 if (sno == NULL) {
559 sno = ASN1_INTEGER_new();
560 if (sno == NULL || !rand_serial(NULL, sno))
561 goto end;
562 if (!X509_set_serialNumber(x, sno))
563 goto end;
564 ASN1_INTEGER_free(sno);
565 sno = NULL;
566 } else if (!X509_set_serialNumber(x, sno)) {
567 goto end;
568 }
569
570 if (!X509_set_issuer_name(x, X509_REQ_get_subject_name(req)))
571 goto end;
572 if (!X509_set_subject_name(x, X509_REQ_get_subject_name(req)))
573 goto end;
574 if (!set_cert_times(x, NULL, NULL, days))
575 goto end;
576
577 if (fkey != NULL) {
578 X509_set_pubkey(x, fkey);
579 } else {
580 pkey = X509_REQ_get0_pubkey(req);
581 X509_set_pubkey(x, pkey);
582 }
583 } else {
584 x = load_cert(infile, informat, "Certificate");
585 }
586
587 if (x == NULL)
588 goto end;
589 if (CA_flag) {
590 xca = load_cert(CAfile, CAformat, "CA Certificate");
591 if (xca == NULL)
592 goto end;
593 }
594
595 out = bio_open_default(outfile, 'w', outformat);
596 if (out == NULL)
597 goto end;
598
599 if (!noout || text || next_serial)
600 OBJ_create("2.99999.3", "SET.ex3", "SET x509v3 extension 3");
601
602 if (alias)
603 X509_alias_set1(x, (unsigned char *)alias, -1);
604
605 if (clrtrust)
606 X509_trust_clear(x);
607 if (clrreject)
608 X509_reject_clear(x);
609
610 if (trust != NULL) {
611 for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++) {
612 objtmp = sk_ASN1_OBJECT_value(trust, i);
613 X509_add1_trust_object(x, objtmp);
614 }
615 objtmp = NULL;
616 }
617
618 if (reject != NULL) {
619 for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++) {
620 objtmp = sk_ASN1_OBJECT_value(reject, i);
621 X509_add1_reject_object(x, objtmp);
622 }
623 objtmp = NULL;
624 }
625
626 if (badsig) {
627 const ASN1_BIT_STRING *signature;
628
629 X509_get0_signature(&signature, NULL, x);
630 corrupt_signature(signature);
631 }
632
633 if (num) {
634 for (i = 1; i <= num; i++) {
635 if (issuer == i) {
636 print_name(out, "issuer=", X509_get_issuer_name(x), get_nameopt());
637 } else if (subject == i) {
638 print_name(out, "subject=",
639 X509_get_subject_name(x), get_nameopt());
640 } else if (serial == i) {
641 BIO_printf(out, "serial=");
642 i2a_ASN1_INTEGER(out, X509_get_serialNumber(x));
643 BIO_printf(out, "\n");
644 } else if (next_serial == i) {
645 ASN1_INTEGER *ser = X509_get_serialNumber(x);
646 BIGNUM *bnser = ASN1_INTEGER_to_BN(ser, NULL);
647
648 if (!bnser)
649 goto end;
650 if (!BN_add_word(bnser, 1))
651 goto end;
652 ser = BN_to_ASN1_INTEGER(bnser, NULL);
653 if (!ser)
654 goto end;
655 BN_free(bnser);
656 i2a_ASN1_INTEGER(out, ser);
657 ASN1_INTEGER_free(ser);
658 BIO_puts(out, "\n");
659 } else if ((email == i) || (ocsp_uri == i)) {
660 int j;
661 STACK_OF(OPENSSL_STRING) *emlst;
662 if (email == i)
663 emlst = X509_get1_email(x);
664 else
665 emlst = X509_get1_ocsp(x);
666 for (j = 0; j < sk_OPENSSL_STRING_num(emlst); j++)
667 BIO_printf(out, "%s\n",
668 sk_OPENSSL_STRING_value(emlst, j));
669 X509_email_free(emlst);
670 } else if (aliasout == i) {
671 unsigned char *alstr;
672 alstr = X509_alias_get0(x, NULL);
673 if (alstr)
674 BIO_printf(out, "%s\n", alstr);
675 else
676 BIO_puts(out, "<No Alias>\n");
677 } else if (subject_hash == i) {
678 BIO_printf(out, "%08lx\n", X509_subject_name_hash(x));
679 }
680#ifndef OPENSSL_NO_MD5
681 else if (subject_hash_old == i) {
682 BIO_printf(out, "%08lx\n", X509_subject_name_hash_old(x));
683 }
684#endif
685 else if (issuer_hash == i) {
686 BIO_printf(out, "%08lx\n", X509_issuer_name_hash(x));
687 }
688#ifndef OPENSSL_NO_MD5
689 else if (issuer_hash_old == i) {
690 BIO_printf(out, "%08lx\n", X509_issuer_name_hash_old(x));
691 }
692#endif
693 else if (pprint == i) {
694 X509_PURPOSE *ptmp;
695 int j;
696 BIO_printf(out, "Certificate purposes:\n");
697 for (j = 0; j < X509_PURPOSE_get_count(); j++) {
698 ptmp = X509_PURPOSE_get0(j);
699 purpose_print(out, x, ptmp);
700 }
701 } else if (modulus == i) {
702 EVP_PKEY *pkey;
703
704 pkey = X509_get0_pubkey(x);
705 if (pkey == NULL) {
706 BIO_printf(bio_err, "Modulus=unavailable\n");
707 ERR_print_errors(bio_err);
708 goto end;
709 }
710 BIO_printf(out, "Modulus=");
711#ifndef OPENSSL_NO_RSA
712 if (EVP_PKEY_id(pkey) == EVP_PKEY_RSA) {
713 const BIGNUM *n;
714 RSA_get0_key(EVP_PKEY_get0_RSA(pkey), &n, NULL, NULL);
715 BN_print(out, n);
716 } else
717#endif
718#ifndef OPENSSL_NO_DSA
719 if (EVP_PKEY_id(pkey) == EVP_PKEY_DSA) {
720 const BIGNUM *dsapub = NULL;
721 DSA_get0_key(EVP_PKEY_get0_DSA(pkey), &dsapub, NULL);
722 BN_print(out, dsapub);
723 } else
724#endif
725 {
726 BIO_printf(out, "Wrong Algorithm type");
727 }
728 BIO_printf(out, "\n");
729 } else if (pubkey == i) {
730 EVP_PKEY *pkey;
731
732 pkey = X509_get0_pubkey(x);
733 if (pkey == NULL) {
734 BIO_printf(bio_err, "Error getting public key\n");
735 ERR_print_errors(bio_err);
736 goto end;
737 }
738 PEM_write_bio_PUBKEY(out, pkey);
739 } else if (C == i) {
740 unsigned char *d;
741 char *m;
742 int len;
743
744 print_name(out, "/*\n"
745 " * Subject: ", X509_get_subject_name(x), get_nameopt());
746 print_name(out, " * Issuer: ", X509_get_issuer_name(x), get_nameopt());
747 BIO_puts(out, " */\n");
748
749 len = i2d_X509(x, NULL);
750 m = app_malloc(len, "x509 name buffer");
751 d = (unsigned char *)m;
752 len = i2d_X509_NAME(X509_get_subject_name(x), &d);
753 print_array(out, "the_subject_name", len, (unsigned char *)m);
754 d = (unsigned char *)m;
755 len = i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x), &d);
756 print_array(out, "the_public_key", len, (unsigned char *)m);
757 d = (unsigned char *)m;
758 len = i2d_X509(x, &d);
759 print_array(out, "the_certificate", len, (unsigned char *)m);
760 OPENSSL_free(m);
761 } else if (text == i) {
762 X509_print_ex(out, x, get_nameopt(), certflag);
763 } else if (startdate == i) {
764 BIO_puts(out, "notBefore=");
765 ASN1_TIME_print(out, X509_get0_notBefore(x));
766 BIO_puts(out, "\n");
767 } else if (enddate == i) {
768 BIO_puts(out, "notAfter=");
769 ASN1_TIME_print(out, X509_get0_notAfter(x));
770 BIO_puts(out, "\n");
771 } else if (fingerprint == i) {
772 int j;
773 unsigned int n;
774 unsigned char md[EVP_MAX_MD_SIZE];
775 const EVP_MD *fdig = digest;
776
777 if (fdig == NULL)
778 fdig = EVP_sha1();
779
780 if (!X509_digest(x, fdig, md, &n)) {
781 BIO_printf(bio_err, "out of memory\n");
782 goto end;
783 }
784 BIO_printf(out, "%s Fingerprint=",
785 OBJ_nid2sn(EVP_MD_type(fdig)));
786 for (j = 0; j < (int)n; j++) {
787 BIO_printf(out, "%02X%c", md[j], (j + 1 == (int)n)
788 ? '\n' : ':');
789 }
790 }
791
792 /* should be in the library */
793 else if ((sign_flag == i) && (x509req == 0)) {
794 BIO_printf(bio_err, "Getting Private key\n");
795 if (Upkey == NULL) {
796 Upkey = load_key(keyfile, keyformat, 0,
797 passin, e, "Private key");
798 if (Upkey == NULL)
799 goto end;
800 }
801
802 if (!sign(x, Upkey, days, clrext, digest, extconf, extsect, preserve_dates))
803 goto end;
804 } else if (CA_flag == i) {
805 BIO_printf(bio_err, "Getting CA Private Key\n");
806 if (CAkeyfile != NULL) {
807 CApkey = load_key(CAkeyfile, CAkeyformat,
808 0, passin, e, "CA Private Key");
809 if (CApkey == NULL)
810 goto end;
811 }
812
813 if (!x509_certify(ctx, CAfile, digest, x, xca,
814 CApkey, sigopts,
815 CAserial, CA_createserial, days, clrext,
816 extconf, extsect, sno, reqfile, preserve_dates))
817 goto end;
818 } else if (x509req == i) {
819 EVP_PKEY *pk;
820
821 BIO_printf(bio_err, "Getting request Private Key\n");
822 if (keyfile == NULL) {
823 BIO_printf(bio_err, "no request key file specified\n");
824 goto end;
825 } else {
826 pk = load_key(keyfile, keyformat, 0,
827 passin, e, "request key");
828 if (pk == NULL)
829 goto end;
830 }
831
832 BIO_printf(bio_err, "Generating certificate request\n");
833
834 rq = X509_to_X509_REQ(x, pk, digest);
835 EVP_PKEY_free(pk);
836 if (rq == NULL) {
837 ERR_print_errors(bio_err);
838 goto end;
839 }
840 if (!noout) {
841 X509_REQ_print_ex(out, rq, get_nameopt(), X509_FLAG_COMPAT);
842 PEM_write_bio_X509_REQ(out, rq);
843 }
844 noout = 1;
845 } else if (ocspid == i) {
846 X509_ocspid_print(out, x);
847 } else if (ext == i) {
848 print_x509v3_exts(out, x, exts);
849 }
850 }
851 }
852
853 if (checkend) {
854 time_t tcheck = time(NULL) + checkoffset;
855
856 if (X509_cmp_time(X509_get0_notAfter(x), &tcheck) < 0) {
857 BIO_printf(out, "Certificate will expire\n");
858 ret = 1;
859 } else {
860 BIO_printf(out, "Certificate will not expire\n");
861 ret = 0;
862 }
863 goto end;
864 }
865
866 print_cert_checks(out, x, checkhost, checkemail, checkip);
867
868 if (noout || nocert) {
869 ret = 0;
870 goto end;
871 }
872
873 if (outformat == FORMAT_ASN1) {
874 i = i2d_X509_bio(out, x);
875 } else if (outformat == FORMAT_PEM) {
876 if (trustout)
877 i = PEM_write_bio_X509_AUX(out, x);
878 else
879 i = PEM_write_bio_X509(out, x);
880 } else {
881 BIO_printf(bio_err, "bad output format specified for outfile\n");
882 goto end;
883 }
884 if (!i) {
885 BIO_printf(bio_err, "unable to write certificate\n");
886 ERR_print_errors(bio_err);
887 goto end;
888 }
889 ret = 0;
890 end:
891 NCONF_free(extconf);
892 BIO_free_all(out);
893 X509_STORE_free(ctx);
894 X509_REQ_free(req);
895 X509_free(x);
896 X509_free(xca);
897 EVP_PKEY_free(Upkey);
898 EVP_PKEY_free(CApkey);
899 EVP_PKEY_free(fkey);
900 sk_OPENSSL_STRING_free(sigopts);
901 X509_REQ_free(rq);
902 ASN1_INTEGER_free(sno);
903 sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free);
904 sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free);
905 ASN1_OBJECT_free(objtmp);
906 release_engine(e);
907 OPENSSL_free(passin);
908 return ret;
909}
910
911static ASN1_INTEGER *x509_load_serial(const char *CAfile,
912 const char *serialfile, int create)
913{
914 char *buf = NULL;
915 ASN1_INTEGER *bs = NULL;
916 BIGNUM *serial = NULL;
917
918 if (serialfile == NULL) {
919 const char *p = strrchr(CAfile, '.');
920 size_t len = p != NULL ? (size_t)(p - CAfile) : strlen(CAfile);
921
922 buf = app_malloc(len + sizeof(POSTFIX), "serial# buffer");
923 memcpy(buf, CAfile, len);
924 memcpy(buf + len, POSTFIX, sizeof(POSTFIX));
925 serialfile = buf;
926 }
927
928 serial = load_serial(serialfile, create, NULL);
929 if (serial == NULL)
930 goto end;
931
932 if (!BN_add_word(serial, 1)) {
933 BIO_printf(bio_err, "add_word failure\n");
934 goto end;
935 }
936
937 if (!save_serial(serialfile, NULL, serial, &bs))
938 goto end;
939
940 end:
941 OPENSSL_free(buf);
942 BN_free(serial);
943 return bs;
944}
945
946static int x509_certify(X509_STORE *ctx, const char *CAfile, const EVP_MD *digest,
947 X509 *x, X509 *xca, EVP_PKEY *pkey,
948 STACK_OF(OPENSSL_STRING) *sigopts,
949 const char *serialfile, int create,
950 int days, int clrext, CONF *conf, const char *section,
951 ASN1_INTEGER *sno, int reqfile, int preserve_dates)
952{
953 int ret = 0;
954 ASN1_INTEGER *bs = NULL;
955 X509_STORE_CTX *xsc = NULL;
956 EVP_PKEY *upkey;
957
958 upkey = X509_get0_pubkey(xca);
959 if (upkey == NULL) {
960 BIO_printf(bio_err, "Error obtaining CA X509 public key\n");
961 goto end;
962 }
963 EVP_PKEY_copy_parameters(upkey, pkey);
964
965 xsc = X509_STORE_CTX_new();
966 if (xsc == NULL || !X509_STORE_CTX_init(xsc, ctx, x, NULL)) {
967 BIO_printf(bio_err, "Error initialising X509 store\n");
968 goto end;
969 }
970 if (sno)
971 bs = sno;
972 else if ((bs = x509_load_serial(CAfile, serialfile, create)) == NULL)
973 goto end;
974
975 /*
976 * NOTE: this certificate can/should be self signed, unless it was a
977 * certificate request in which case it is not.
978 */
979 X509_STORE_CTX_set_cert(xsc, x);
980 X509_STORE_CTX_set_flags(xsc, X509_V_FLAG_CHECK_SS_SIGNATURE);
981 if (!reqfile && X509_verify_cert(xsc) <= 0)
982 goto end;
983
984 if (!X509_check_private_key(xca, pkey)) {
985 BIO_printf(bio_err,
986 "CA certificate and CA private key do not match\n");
987 goto end;
988 }
989
990 if (!X509_set_issuer_name(x, X509_get_subject_name(xca)))
991 goto end;
992 if (!X509_set_serialNumber(x, bs))
993 goto end;
994
995 if (!preserve_dates && !set_cert_times(x, NULL, NULL, days))
996 goto end;
997
998 if (clrext) {
999 while (X509_get_ext_count(x) > 0)
1000 X509_delete_ext(x, 0);
1001 }
1002
1003 if (conf != NULL) {
1004 X509V3_CTX ctx2;
1005 X509_set_version(x, 2); /* version 3 certificate */
1006 X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0);
1007 X509V3_set_nconf(&ctx2, conf);
1008 if (!X509V3_EXT_add_nconf(conf, &ctx2, section, x))
1009 goto end;
1010 }
1011
1012 if (!do_X509_sign(x, pkey, digest, sigopts))
1013 goto end;
1014 ret = 1;
1015 end:
1016 X509_STORE_CTX_free(xsc);
1017 if (!ret)
1018 ERR_print_errors(bio_err);
1019 if (!sno)
1020 ASN1_INTEGER_free(bs);
1021 return ret;
1022}
1023
1024static int callb(int ok, X509_STORE_CTX *ctx)
1025{
1026 int err;
1027 X509 *err_cert;
1028
1029 /*
1030 * it is ok to use a self signed certificate This case will catch both
1031 * the initial ok == 0 and the final ok == 1 calls to this function
1032 */
1033 err = X509_STORE_CTX_get_error(ctx);
1034 if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT)
1035 return 1;
1036
1037 /*
1038 * BAD we should have gotten an error. Normally if everything worked
1039 * X509_STORE_CTX_get_error(ctx) will still be set to
1040 * DEPTH_ZERO_SELF_....
1041 */
1042 if (ok) {
1043 BIO_printf(bio_err,
1044 "error with certificate to be certified - should be self signed\n");
1045 return 0;
1046 } else {
1047 err_cert = X509_STORE_CTX_get_current_cert(ctx);
1048 print_name(bio_err, NULL, X509_get_subject_name(err_cert), 0);
1049 BIO_printf(bio_err,
1050 "error with certificate - error %d at depth %d\n%s\n", err,
1051 X509_STORE_CTX_get_error_depth(ctx),
1052 X509_verify_cert_error_string(err));
1053 return 1;
1054 }
1055}
1056
1057/* self sign */
1058static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext,
1059 const EVP_MD *digest, CONF *conf, const char *section,
1060 int preserve_dates)
1061{
1062
1063 if (!X509_set_issuer_name(x, X509_get_subject_name(x)))
1064 goto err;
1065 if (!preserve_dates && !set_cert_times(x, NULL, NULL, days))
1066 goto err;
1067 if (!X509_set_pubkey(x, pkey))
1068 goto err;
1069 if (clrext) {
1070 while (X509_get_ext_count(x) > 0)
1071 X509_delete_ext(x, 0);
1072 }
1073 if (conf != NULL) {
1074 X509V3_CTX ctx;
1075 X509_set_version(x, 2); /* version 3 certificate */
1076 X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0);
1077 X509V3_set_nconf(&ctx, conf);
1078 if (!X509V3_EXT_add_nconf(conf, &ctx, section, x))
1079 goto err;
1080 }
1081 if (!X509_sign(x, pkey, digest))
1082 goto err;
1083 return 1;
1084 err:
1085 ERR_print_errors(bio_err);
1086 return 0;
1087}
1088
1089static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt)
1090{
1091 int id, i, idret;
1092 const char *pname;
1093 id = X509_PURPOSE_get_id(pt);
1094 pname = X509_PURPOSE_get0_name(pt);
1095 for (i = 0; i < 2; i++) {
1096 idret = X509_check_purpose(cert, id, i);
1097 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : "");
1098 if (idret == 1)
1099 BIO_printf(bio, "Yes\n");
1100 else if (idret == 0)
1101 BIO_printf(bio, "No\n");
1102 else
1103 BIO_printf(bio, "Yes (WARNING code=%d)\n", idret);
1104 }
1105 return 1;
1106}
1107
1108static int parse_ext_names(char *names, const char **result)
1109{
1110 char *p, *q;
1111 int cnt = 0, len = 0;
1112
1113 p = q = names;
1114 len = strlen(names);
1115
1116 while (q - names <= len) {
1117 if (*q != ',' && *q != '\0') {
1118 q++;
1119 continue;
1120 }
1121 if (p != q) {
1122 /* found */
1123 if (result != NULL) {
1124 result[cnt] = p;
1125 *q = '\0';
1126 }
1127 cnt++;
1128 }
1129 p = ++q;
1130 }
1131
1132 return cnt;
1133}
1134
1135static int print_x509v3_exts(BIO *bio, X509 *x, const char *ext_names)
1136{
1137 const STACK_OF(X509_EXTENSION) *exts = NULL;
1138 STACK_OF(X509_EXTENSION) *exts2 = NULL;
1139 X509_EXTENSION *ext = NULL;
1140 ASN1_OBJECT *obj;
1141 int i, j, ret = 0, num, nn = 0;
1142 const char *sn, **names = NULL;
1143 char *tmp_ext_names = NULL;
1144
1145 exts = X509_get0_extensions(x);
1146 if ((num = sk_X509_EXTENSION_num(exts)) <= 0) {
1147 BIO_printf(bio, "No extensions in certificate\n");
1148 ret = 1;
1149 goto end;
1150 }
1151
1152 /* parse comma separated ext name string */
1153 if ((tmp_ext_names = OPENSSL_strdup(ext_names)) == NULL)
1154 goto end;
1155 if ((nn = parse_ext_names(tmp_ext_names, NULL)) == 0) {
1156 BIO_printf(bio, "Invalid extension names: %s\n", ext_names);
1157 goto end;
1158 }
1159 if ((names = OPENSSL_malloc(sizeof(char *) * nn)) == NULL)
1160 goto end;
1161 parse_ext_names(tmp_ext_names, names);
1162
1163 for (i = 0; i < num; i++) {
1164 ext = sk_X509_EXTENSION_value(exts, i);
1165
1166 /* check if this ext is what we want */
1167 obj = X509_EXTENSION_get_object(ext);
1168 sn = OBJ_nid2sn(OBJ_obj2nid(obj));
1169 if (sn == NULL || strcmp(sn, "UNDEF") == 0)
1170 continue;
1171
1172 for (j = 0; j < nn; j++) {
1173 if (strcmp(sn, names[j]) == 0) {
1174 /* push the extension into a new stack */
1175 if (exts2 == NULL
1176 && (exts2 = sk_X509_EXTENSION_new_null()) == NULL)
1177 goto end;
1178 if (!sk_X509_EXTENSION_push(exts2, ext))
1179 goto end;
1180 }
1181 }
1182 }
1183
1184 if (!sk_X509_EXTENSION_num(exts2)) {
1185 BIO_printf(bio, "No extensions matched with %s\n", ext_names);
1186 ret = 1;
1187 goto end;
1188 }
1189
1190 ret = X509V3_extensions_print(bio, NULL, exts2, 0, 0);
1191 end:
1192 sk_X509_EXTENSION_free(exts2);
1193 OPENSSL_free(names);
1194 OPENSSL_free(tmp_ext_names);
1195 return ret;
1196}
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