Fix Certificate and CRL adding in X509_load_cert_crl_file:
[oweals/openssl.git] / apps / x509.c
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
77 #undef PROG
78 #define PROG x509_main
79
80 #undef POSTFIX
81 #define POSTFIX ".srl"
82 #define DEF_DAYS        30
83
84 static char *x509_usage[]={
85 "usage: x509 args\n",
86 " -inform arg     - input format - default PEM (one of DER, NET or PEM)\n",
87 " -outform arg    - output format - default PEM (one of DER, NET or PEM)\n",
88 " -keyform arg    - private key format - default PEM\n",
89 " -CAform arg     - CA format - default PEM\n",
90 " -CAkeyform arg  - CA key format - default PEM\n",
91 " -in arg         - input file - default stdin\n",
92 " -out arg        - output file - default stdout\n",
93 " -passin arg     - private key password source\n",
94 " -serial         - print serial number value\n",
95 " -hash           - print hash value\n",
96 " -subject        - print subject DN\n",
97 " -issuer         - print issuer DN\n",
98 " -email          - print email address(es)\n",
99 " -startdate      - notBefore field\n",
100 " -enddate        - notAfter field\n",
101 " -purpose        - print out certificate purposes\n",
102 " -dates          - both Before and After dates\n",
103 " -modulus        - print the RSA key modulus\n",
104 " -pubkey         - output the public key\n",
105 " -fingerprint    - print the certificate fingerprint\n",
106 " -alias          - output certificate alias\n",
107 " -noout          - no certificate output\n",
108 " -ocspid         - print OCSP hash values for the subject name and public key\n",
109 " -trustout       - output a \"trusted\" certificate\n",
110 " -clrtrust       - clear all trusted purposes\n",
111 " -clrreject      - clear all rejected purposes\n",
112 " -addtrust arg   - trust certificate for a given purpose\n",
113 " -addreject arg  - reject certificate for a given purpose\n",
114 " -setalias arg   - set certificate alias\n",
115 " -days arg       - How long till expiry of a signed certificate - def 30 days\n",
116 " -checkend arg   - check whether the cert expires in the next arg seconds\n",
117 "                   exit 1 if so, 0 if not\n",
118 " -signkey arg    - self sign cert with arg\n",
119 " -x509toreq      - output a certification request object\n",
120 " -req            - input is a certificate request, sign and output.\n",
121 " -CA arg         - set the CA certificate, must be PEM format.\n",
122 " -CAkey arg      - set the CA key, must be PEM format\n",
123 "                   missing, it is assumed to be in the CA file.\n",
124 " -CAcreateserial - create serial number file if it does not exist\n",
125 " -CAserial arg   - serial file\n",
126 " -set_serial     - serial number to use\n",
127 " -text           - print the certificate in text form\n",
128 " -C              - print out C code forms\n",
129 " -md2/-md5/-sha1/-mdc2 - digest to use\n",
130 " -extfile        - configuration file with X509V3 extensions to add\n",
131 " -extensions     - section from config file with X509V3 extensions to add\n",
132 " -clrext         - delete extensions before signing and input certificate\n",
133 " -nameopt arg    - various certificate name options\n",
134 #ifndef OPENSSL_NO_ENGINE
135 " -engine e       - use engine e, possibly a hardware device.\n",
136 #endif
137 " -certopt arg    - various certificate text options\n",
138 NULL
139 };
140
141 static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx);
142 static int sign (X509 *x, EVP_PKEY *pkey,int days,int clrext, const EVP_MD *digest,
143                                                 CONF *conf, char *section);
144 static int x509_certify (X509_STORE *ctx,char *CAfile,const EVP_MD *digest,
145                          X509 *x,X509 *xca,EVP_PKEY *pkey,char *serial,
146                          int create,int days, int clrext, CONF *conf, char *section,
147                                                 ASN1_INTEGER *sno);
148 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt);
149 static int reqfile=0;
150
151 int MAIN(int, char **);
152
153 int MAIN(int argc, char **argv)
154         {
155         ENGINE *e = NULL;
156         int ret=1;
157         X509_REQ *req=NULL;
158         X509 *x=NULL,*xca=NULL;
159         ASN1_OBJECT *objtmp;
160         EVP_PKEY *Upkey=NULL,*CApkey=NULL;
161         ASN1_INTEGER *sno = NULL;
162         int i,num,badops=0;
163         BIO *out=NULL;
164         BIO *STDout=NULL;
165         STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL;
166         int informat,outformat,keyformat,CAformat,CAkeyformat;
167         char *infile=NULL,*outfile=NULL,*keyfile=NULL,*CAfile=NULL;
168         char *CAkeyfile=NULL,*CAserial=NULL;
169         char *alias=NULL;
170         int text=0,serial=0,hash=0,subject=0,issuer=0,startdate=0,enddate=0;
171         int ocspid=0;
172         int noout=0,sign_flag=0,CA_flag=0,CA_createserial=0,email=0;
173         int trustout=0,clrtrust=0,clrreject=0,aliasout=0,clrext=0;
174         int C=0;
175         int x509req=0,days=DEF_DAYS,modulus=0,pubkey=0;
176         int pprint = 0;
177         char **pp;
178         X509_STORE *ctx=NULL;
179         X509_REQ *rq=NULL;
180         int fingerprint=0;
181         char buf[256];
182         const EVP_MD *md_alg,*digest=EVP_md5();
183         CONF *extconf = NULL;
184         char *extsect = NULL, *extfile = NULL, *passin = NULL, *passargin = NULL;
185         int need_rand = 0;
186         int checkend=0,checkoffset=0;
187         unsigned long nmflag = 0, certflag = 0;
188 #ifndef OPENSSL_NO_ENGINE
189         char *engine=NULL;
190 #endif
191
192         reqfile=0;
193
194         apps_startup();
195
196         if (bio_err == NULL)
197                 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
198
199         if (!load_config(bio_err, NULL))
200                 goto end;
201         STDout=BIO_new_fp(stdout,BIO_NOCLOSE);
202 #ifdef OPENSSL_SYS_VMS
203         {
204         BIO *tmpbio = BIO_new(BIO_f_linebuffer());
205         STDout = BIO_push(tmpbio, STDout);
206         }
207 #endif
208
209         informat=FORMAT_PEM;
210         outformat=FORMAT_PEM;
211         keyformat=FORMAT_PEM;
212         CAformat=FORMAT_PEM;
213         CAkeyformat=FORMAT_PEM;
214
215         ctx=X509_STORE_new();
216         if (ctx == NULL) goto end;
217         X509_STORE_set_verify_cb_func(ctx,callb);
218
219         argc--;
220         argv++;
221         num=0;
222         while (argc >= 1)
223                 {
224                 if      (strcmp(*argv,"-inform") == 0)
225                         {
226                         if (--argc < 1) goto bad;
227                         informat=str2fmt(*(++argv));
228                         }
229                 else if (strcmp(*argv,"-outform") == 0)
230                         {
231                         if (--argc < 1) goto bad;
232                         outformat=str2fmt(*(++argv));
233                         }
234                 else if (strcmp(*argv,"-keyform") == 0)
235                         {
236                         if (--argc < 1) goto bad;
237                         keyformat=str2fmt(*(++argv));
238                         }
239                 else if (strcmp(*argv,"-req") == 0)
240                         {
241                         reqfile=1;
242                         need_rand = 1;
243                         }
244                 else if (strcmp(*argv,"-CAform") == 0)
245                         {
246                         if (--argc < 1) goto bad;
247                         CAformat=str2fmt(*(++argv));
248                         }
249                 else if (strcmp(*argv,"-CAkeyform") == 0)
250                         {
251                         if (--argc < 1) goto bad;
252                         CAkeyformat=str2fmt(*(++argv));
253                         }
254                 else if (strcmp(*argv,"-days") == 0)
255                         {
256                         if (--argc < 1) goto bad;
257                         days=atoi(*(++argv));
258                         if (days == 0)
259                                 {
260                                 BIO_printf(STDout,"bad number of days\n");
261                                 goto bad;
262                                 }
263                         }
264                 else if (strcmp(*argv,"-passin") == 0)
265                         {
266                         if (--argc < 1) goto bad;
267                         passargin= *(++argv);
268                         }
269                 else if (strcmp(*argv,"-extfile") == 0)
270                         {
271                         if (--argc < 1) goto bad;
272                         extfile= *(++argv);
273                         }
274                 else if (strcmp(*argv,"-extensions") == 0)
275                         {
276                         if (--argc < 1) goto bad;
277                         extsect= *(++argv);
278                         }
279                 else if (strcmp(*argv,"-in") == 0)
280                         {
281                         if (--argc < 1) goto bad;
282                         infile= *(++argv);
283                         }
284                 else if (strcmp(*argv,"-out") == 0)
285                         {
286                         if (--argc < 1) goto bad;
287                         outfile= *(++argv);
288                         }
289                 else if (strcmp(*argv,"-signkey") == 0)
290                         {
291                         if (--argc < 1) goto bad;
292                         keyfile= *(++argv);
293                         sign_flag= ++num;
294                         need_rand = 1;
295                         }
296                 else if (strcmp(*argv,"-CA") == 0)
297                         {
298                         if (--argc < 1) goto bad;
299                         CAfile= *(++argv);
300                         CA_flag= ++num;
301                         need_rand = 1;
302                         }
303                 else if (strcmp(*argv,"-CAkey") == 0)
304                         {
305                         if (--argc < 1) goto bad;
306                         CAkeyfile= *(++argv);
307                         }
308                 else if (strcmp(*argv,"-CAserial") == 0)
309                         {
310                         if (--argc < 1) goto bad;
311                         CAserial= *(++argv);
312                         }
313                 else if (strcmp(*argv,"-set_serial") == 0)
314                         {
315                         if (--argc < 1) goto bad;
316                         if (!(sno = s2i_ASN1_INTEGER(NULL, *(++argv))))
317                                 goto bad;
318                         }
319                 else if (strcmp(*argv,"-addtrust") == 0)
320                         {
321                         if (--argc < 1) goto bad;
322                         if (!(objtmp = OBJ_txt2obj(*(++argv), 0)))
323                                 {
324                                 BIO_printf(bio_err,
325                                         "Invalid trust object value %s\n", *argv);
326                                 goto bad;
327                                 }
328                         if (!trust) trust = sk_ASN1_OBJECT_new_null();
329                         sk_ASN1_OBJECT_push(trust, objtmp);
330                         trustout = 1;
331                         }
332                 else if (strcmp(*argv,"-addreject") == 0)
333                         {
334                         if (--argc < 1) goto bad;
335                         if (!(objtmp = OBJ_txt2obj(*(++argv), 0)))
336                                 {
337                                 BIO_printf(bio_err,
338                                         "Invalid reject object value %s\n", *argv);
339                                 goto bad;
340                                 }
341                         if (!reject) reject = sk_ASN1_OBJECT_new_null();
342                         sk_ASN1_OBJECT_push(reject, objtmp);
343                         trustout = 1;
344                         }
345                 else if (strcmp(*argv,"-setalias") == 0)
346                         {
347                         if (--argc < 1) goto bad;
348                         alias= *(++argv);
349                         trustout = 1;
350                         }
351                 else if (strcmp(*argv,"-certopt") == 0)
352                         {
353                         if (--argc < 1) goto bad;
354                         if (!set_cert_ex(&certflag, *(++argv))) goto bad;
355                         }
356                 else if (strcmp(*argv,"-nameopt") == 0)
357                         {
358                         if (--argc < 1) goto bad;
359                         if (!set_name_ex(&nmflag, *(++argv))) goto bad;
360                         }
361                 else if (strcmp(*argv,"-setalias") == 0)
362                         {
363                         if (--argc < 1) goto bad;
364                         alias= *(++argv);
365                         trustout = 1;
366                         }
367 #ifndef OPENSSL_NO_ENGINE
368                 else if (strcmp(*argv,"-engine") == 0)
369                         {
370                         if (--argc < 1) goto bad;
371                         engine= *(++argv);
372                         }
373 #endif
374                 else if (strcmp(*argv,"-C") == 0)
375                         C= ++num;
376                 else if (strcmp(*argv,"-email") == 0)
377                         email= ++num;
378                 else if (strcmp(*argv,"-serial") == 0)
379                         serial= ++num;
380                 else if (strcmp(*argv,"-modulus") == 0)
381                         modulus= ++num;
382                 else if (strcmp(*argv,"-pubkey") == 0)
383                         pubkey= ++num;
384                 else if (strcmp(*argv,"-x509toreq") == 0)
385                         x509req= ++num;
386                 else if (strcmp(*argv,"-text") == 0)
387                         text= ++num;
388                 else if (strcmp(*argv,"-hash") == 0)
389                         hash= ++num;
390                 else if (strcmp(*argv,"-subject") == 0)
391                         subject= ++num;
392                 else if (strcmp(*argv,"-issuer") == 0)
393                         issuer= ++num;
394                 else if (strcmp(*argv,"-fingerprint") == 0)
395                         fingerprint= ++num;
396                 else if (strcmp(*argv,"-dates") == 0)
397                         {
398                         startdate= ++num;
399                         enddate= ++num;
400                         }
401                 else if (strcmp(*argv,"-purpose") == 0)
402                         pprint= ++num;
403                 else if (strcmp(*argv,"-startdate") == 0)
404                         startdate= ++num;
405                 else if (strcmp(*argv,"-enddate") == 0)
406                         enddate= ++num;
407                 else if (strcmp(*argv,"-checkend") == 0)
408                         {
409                         if (--argc < 1) goto bad;
410                         checkoffset=atoi(*(++argv));
411                         checkend=1;
412                         }
413                 else if (strcmp(*argv,"-noout") == 0)
414                         noout= ++num;
415                 else if (strcmp(*argv,"-trustout") == 0)
416                         trustout= 1;
417                 else if (strcmp(*argv,"-clrtrust") == 0)
418                         clrtrust= ++num;
419                 else if (strcmp(*argv,"-clrreject") == 0)
420                         clrreject= ++num;
421                 else if (strcmp(*argv,"-alias") == 0)
422                         aliasout= ++num;
423                 else if (strcmp(*argv,"-CAcreateserial") == 0)
424                         CA_createserial= ++num;
425                 else if (strcmp(*argv,"-clrext") == 0)
426                         clrext = 1;
427 #if 1 /* stay backwards-compatible with 0.9.5; this should go away soon */
428                 else if (strcmp(*argv,"-crlext") == 0)
429                         {
430                         BIO_printf(bio_err,"use -clrext instead of -crlext\n");
431                         clrext = 1;
432                         }
433 #endif
434                 else if (strcmp(*argv,"-ocspid") == 0)
435                         ocspid= ++num;
436                 else if ((md_alg=EVP_get_digestbyname(*argv + 1)))
437                         {
438                         /* ok */
439                         digest=md_alg;
440                         }
441                 else
442                         {
443                         BIO_printf(bio_err,"unknown option %s\n",*argv);
444                         badops=1;
445                         break;
446                         }
447                 argc--;
448                 argv++;
449                 }
450
451         if (badops)
452                 {
453 bad:
454                 for (pp=x509_usage; (*pp != NULL); pp++)
455                         BIO_printf(bio_err,"%s",*pp);
456                 goto end;
457                 }
458
459 #ifndef OPENSSL_NO_ENGINE
460         e = setup_engine(bio_err, engine, 0);
461 #endif
462
463         if (need_rand)
464                 app_RAND_load_file(NULL, bio_err, 0);
465
466         ERR_load_crypto_strings();
467
468         if (!app_passwd(bio_err, passargin, NULL, &passin, NULL))
469                 {
470                 BIO_printf(bio_err, "Error getting password\n");
471                 goto end;
472                 }
473
474         if (!X509_STORE_set_default_paths(ctx))
475                 {
476                 ERR_print_errors(bio_err);
477                 goto end;
478                 }
479
480         if ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM))
481                 { CAkeyfile=CAfile; }
482         else if ((CA_flag) && (CAkeyfile == NULL))
483                 {
484                 BIO_printf(bio_err,"need to specify a CAkey if using the CA command\n");
485                 goto end;
486                 }
487
488         if (extfile)
489                 {
490                 long errorline = -1;
491                 X509V3_CTX ctx2;
492                 extconf = NCONF_new(NULL);
493                 if (!NCONF_load(extconf, extfile,&errorline))
494                         {
495                         if (errorline <= 0)
496                                 BIO_printf(bio_err,
497                                         "error loading the config file '%s'\n",
498                                                                 extfile);
499                         else
500                                 BIO_printf(bio_err,
501                                        "error on line %ld of config file '%s'\n"
502                                                         ,errorline,extfile);
503                         goto end;
504                         }
505                 if (!extsect)
506                         {
507                         extsect = NCONF_get_string(extconf, "default", "extensions");
508                         if (!extsect)
509                                 {
510                                 ERR_clear_error();
511                                 extsect = "default";
512                                 }
513                         }
514                 X509V3_set_ctx_test(&ctx2);
515                 X509V3_set_nconf(&ctx2, extconf);
516                 if (!X509V3_EXT_add_nconf(extconf, &ctx2, extsect, NULL))
517                         {
518                         BIO_printf(bio_err,
519                                 "Error Loading extension section %s\n",
520                                                                  extsect);
521                         ERR_print_errors(bio_err);
522                         goto end;
523                         }
524                 }
525
526
527         if (reqfile)
528                 {
529                 EVP_PKEY *pkey;
530                 X509_CINF *ci;
531                 BIO *in;
532
533                 if (!sign_flag && !CA_flag)
534                         {
535                         BIO_printf(bio_err,"We need a private key to sign with\n");
536                         goto end;
537                         }
538                 in=BIO_new(BIO_s_file());
539                 if (in == NULL)
540                         {
541                         ERR_print_errors(bio_err);
542                         goto end;
543                         }
544
545                 if (infile == NULL)
546                         BIO_set_fp(in,stdin,BIO_NOCLOSE|BIO_FP_TEXT);
547                 else
548                         {
549                         if (BIO_read_filename(in,infile) <= 0)
550                                 {
551                                 perror(infile);
552                                 BIO_free(in);
553                                 goto end;
554                                 }
555                         }
556                 req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
557                 BIO_free(in);
558
559                 if (req == NULL)
560                         {
561                         ERR_print_errors(bio_err);
562                         goto end;
563                         }
564
565                 if (    (req->req_info == NULL) ||
566                         (req->req_info->pubkey == NULL) ||
567                         (req->req_info->pubkey->public_key == NULL) ||
568                         (req->req_info->pubkey->public_key->data == NULL))
569                         {
570                         BIO_printf(bio_err,"The certificate request appears to corrupted\n");
571                         BIO_printf(bio_err,"It does not contain a public key\n");
572                         goto end;
573                         }
574                 if ((pkey=X509_REQ_get_pubkey(req)) == NULL)
575                         {
576                         BIO_printf(bio_err,"error unpacking public key\n");
577                         goto end;
578                         }
579                 i=X509_REQ_verify(req,pkey);
580                 EVP_PKEY_free(pkey);
581                 if (i < 0)
582                         {
583                         BIO_printf(bio_err,"Signature verification error\n");
584                         ERR_print_errors(bio_err);
585                         goto end;
586                         }
587                 if (i == 0)
588                         {
589                         BIO_printf(bio_err,"Signature did not match the certificate request\n");
590                         goto end;
591                         }
592                 else
593                         BIO_printf(bio_err,"Signature ok\n");
594
595                 print_name(bio_err, "subject=", X509_REQ_get_subject_name(req), nmflag);
596
597                 if ((x=X509_new()) == NULL) goto end;
598                 ci=x->cert_info;
599
600                 if (sno)
601                         {
602                         if (!X509_set_serialNumber(x, sno))
603                                 goto end;
604                         }
605                 else if (!ASN1_INTEGER_set(X509_get_serialNumber(x),0)) goto end;
606                 if (!X509_set_issuer_name(x,req->req_info->subject)) goto end;
607                 if (!X509_set_subject_name(x,req->req_info->subject)) goto end;
608
609                 X509_gmtime_adj(X509_get_notBefore(x),0);
610                 X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days);
611
612                 pkey = X509_REQ_get_pubkey(req);
613                 X509_set_pubkey(x,pkey);
614                 EVP_PKEY_free(pkey);
615                 }
616         else
617                 x=load_cert(bio_err,infile,informat,NULL,e,"Certificate");
618
619         if (x == NULL) goto end;
620         if (CA_flag)
621                 {
622                 xca=load_cert(bio_err,CAfile,CAformat,NULL,e,"CA Certificate");
623                 if (xca == NULL) goto end;
624                 }
625
626         if (!noout || text)
627                 {
628                 OBJ_create("2.99999.3",
629                         "SET.ex3","SET x509v3 extension 3");
630
631                 out=BIO_new(BIO_s_file());
632                 if (out == NULL)
633                         {
634                         ERR_print_errors(bio_err);
635                         goto end;
636                         }
637                 if (outfile == NULL)
638                         {
639                         BIO_set_fp(out,stdout,BIO_NOCLOSE);
640 #ifdef OPENSSL_SYS_VMS
641                         {
642                         BIO *tmpbio = BIO_new(BIO_f_linebuffer());
643                         out = BIO_push(tmpbio, out);
644                         }
645 #endif
646                         }
647                 else
648                         {
649                         if (BIO_write_filename(out,outfile) <= 0)
650                                 {
651                                 perror(outfile);
652                                 goto end;
653                                 }
654                         }
655                 }
656
657         if (alias) X509_alias_set1(x, (unsigned char *)alias, -1);
658
659         if (clrtrust) X509_trust_clear(x);
660         if (clrreject) X509_reject_clear(x);
661
662         if (trust)
663                 {
664                 for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++)
665                         {
666                         objtmp = sk_ASN1_OBJECT_value(trust, i);
667                         X509_add1_trust_object(x, objtmp);
668                         }
669                 }
670
671         if (reject)
672                 {
673                 for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++)
674                         {
675                         objtmp = sk_ASN1_OBJECT_value(reject, i);
676                         X509_add1_reject_object(x, objtmp);
677                         }
678                 }
679
680         if (num)
681                 {
682                 for (i=1; i<=num; i++)
683                         {
684                         if (issuer == i)
685                                 {
686                                 print_name(STDout, "issuer= ",
687                                         X509_get_issuer_name(x), nmflag);
688                                 }
689                         else if (subject == i) 
690                                 {
691                                 print_name(STDout, "subject= ",
692                                         X509_get_subject_name(x), nmflag);
693                                 }
694                         else if (serial == i)
695                                 {
696                                 BIO_printf(STDout,"serial=");
697                                 i2a_ASN1_INTEGER(STDout,x->cert_info->serialNumber);
698                                 BIO_printf(STDout,"\n");
699                                 }
700                         else if (email == i) 
701                                 {
702                                 int j;
703                                 STACK *emlst;
704                                 emlst = X509_get1_email(x);
705                                 for (j = 0; j < sk_num(emlst); j++)
706                                         BIO_printf(STDout, "%s\n", sk_value(emlst, j));
707                                 X509_email_free(emlst);
708                                 }
709                         else if (aliasout == i)
710                                 {
711                                 unsigned char *alstr;
712                                 alstr = X509_alias_get0(x, NULL);
713                                 if (alstr) BIO_printf(STDout,"%s\n", alstr);
714                                 else BIO_puts(STDout,"<No Alias>\n");
715                                 }
716                         else if (hash == i)
717                                 {
718                                 BIO_printf(STDout,"%08lx\n",X509_subject_name_hash(x));
719                                 }
720                         else if (pprint == i)
721                                 {
722                                 X509_PURPOSE *ptmp;
723                                 int j;
724                                 BIO_printf(STDout, "Certificate purposes:\n");
725                                 for (j = 0; j < X509_PURPOSE_get_count(); j++)
726                                         {
727                                         ptmp = X509_PURPOSE_get0(j);
728                                         purpose_print(STDout, x, ptmp);
729                                         }
730                                 }
731                         else
732                                 if (modulus == i)
733                                 {
734                                 EVP_PKEY *pkey;
735
736                                 pkey=X509_get_pubkey(x);
737                                 if (pkey == NULL)
738                                         {
739                                         BIO_printf(bio_err,"Modulus=unavailable\n");
740                                         ERR_print_errors(bio_err);
741                                         goto end;
742                                         }
743                                 BIO_printf(STDout,"Modulus=");
744 #ifndef OPENSSL_NO_RSA
745                                 if (pkey->type == EVP_PKEY_RSA)
746                                         BN_print(STDout,pkey->pkey.rsa->n);
747                                 else
748 #endif
749 #ifndef OPENSSL_NO_DSA
750                                 if (pkey->type == EVP_PKEY_DSA)
751                                         BN_print(STDout,pkey->pkey.dsa->pub_key);
752                                 else
753 #endif
754                                         BIO_printf(STDout,"Wrong Algorithm type");
755                                 BIO_printf(STDout,"\n");
756                                 EVP_PKEY_free(pkey);
757                                 }
758                         else
759                                 if (pubkey == i)
760                                 {
761                                 EVP_PKEY *pkey;
762
763                                 pkey=X509_get_pubkey(x);
764                                 if (pkey == NULL)
765                                         {
766                                         BIO_printf(bio_err,"Error getting public key\n");
767                                         ERR_print_errors(bio_err);
768                                         goto end;
769                                         }
770                                 PEM_write_bio_PUBKEY(STDout, pkey);
771                                 EVP_PKEY_free(pkey);
772                                 }
773                         else
774                                 if (C == i)
775                                 {
776                                 unsigned char *d;
777                                 char *m;
778                                 int y,z;
779
780                                 X509_NAME_oneline(X509_get_subject_name(x),
781                                         buf,sizeof buf);
782                                 BIO_printf(STDout,"/* subject:%s */\n",buf);
783                                 m=X509_NAME_oneline(
784                                         X509_get_issuer_name(x),buf,
785                                         sizeof buf);
786                                 BIO_printf(STDout,"/* issuer :%s */\n",buf);
787
788                                 z=i2d_X509(x,NULL);
789                                 m=OPENSSL_malloc(z);
790
791                                 d=(unsigned char *)m;
792                                 z=i2d_X509_NAME(X509_get_subject_name(x),&d);
793                                 BIO_printf(STDout,"unsigned char XXX_subject_name[%d]={\n",z);
794                                 d=(unsigned char *)m;
795                                 for (y=0; y<z; y++)
796                                         {
797                                         BIO_printf(STDout,"0x%02X,",d[y]);
798                                         if ((y & 0x0f) == 0x0f) BIO_printf(STDout,"\n");
799                                         }
800                                 if (y%16 != 0) BIO_printf(STDout,"\n");
801                                 BIO_printf(STDout,"};\n");
802
803                                 z=i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x),&d);
804                                 BIO_printf(STDout,"unsigned char XXX_public_key[%d]={\n",z);
805                                 d=(unsigned char *)m;
806                                 for (y=0; y<z; y++)
807                                         {
808                                         BIO_printf(STDout,"0x%02X,",d[y]);
809                                         if ((y & 0x0f) == 0x0f)
810                                                 BIO_printf(STDout,"\n");
811                                         }
812                                 if (y%16 != 0) BIO_printf(STDout,"\n");
813                                 BIO_printf(STDout,"};\n");
814
815                                 z=i2d_X509(x,&d);
816                                 BIO_printf(STDout,"unsigned char XXX_certificate[%d]={\n",z);
817                                 d=(unsigned char *)m;
818                                 for (y=0; y<z; y++)
819                                         {
820                                         BIO_printf(STDout,"0x%02X,",d[y]);
821                                         if ((y & 0x0f) == 0x0f)
822                                                 BIO_printf(STDout,"\n");
823                                         }
824                                 if (y%16 != 0) BIO_printf(STDout,"\n");
825                                 BIO_printf(STDout,"};\n");
826
827                                 OPENSSL_free(m);
828                                 }
829                         else if (text == i)
830                                 {
831                                 X509_print_ex(out,x,nmflag, certflag);
832                                 }
833                         else if (startdate == i)
834                                 {
835                                 BIO_puts(STDout,"notBefore=");
836                                 ASN1_TIME_print(STDout,X509_get_notBefore(x));
837                                 BIO_puts(STDout,"\n");
838                                 }
839                         else if (enddate == i)
840                                 {
841                                 BIO_puts(STDout,"notAfter=");
842                                 ASN1_TIME_print(STDout,X509_get_notAfter(x));
843                                 BIO_puts(STDout,"\n");
844                                 }
845                         else if (fingerprint == i)
846                                 {
847                                 int j;
848                                 unsigned int n;
849                                 unsigned char md[EVP_MAX_MD_SIZE];
850
851                                 if (!X509_digest(x,digest,md,&n))
852                                         {
853                                         BIO_printf(bio_err,"out of memory\n");
854                                         goto end;
855                                         }
856                                 BIO_printf(STDout,"%s Fingerprint=",
857                                                 OBJ_nid2sn(EVP_MD_type(digest)));
858                                 for (j=0; j<(int)n; j++)
859                                         {
860                                         BIO_printf(STDout,"%02X%c",md[j],
861                                                 (j+1 == (int)n)
862                                                 ?'\n':':');
863                                         }
864                                 }
865
866                         /* should be in the library */
867                         else if ((sign_flag == i) && (x509req == 0))
868                                 {
869                                 BIO_printf(bio_err,"Getting Private key\n");
870                                 if (Upkey == NULL)
871                                         {
872                                         Upkey=load_key(bio_err,
873                                                 keyfile, keyformat, 0,
874                                                 passin, e, "Private key");
875                                         if (Upkey == NULL) goto end;
876                                         }
877 #ifndef OPENSSL_NO_DSA
878                                 if (Upkey->type == EVP_PKEY_DSA)
879                                         digest=EVP_dss1();
880 #endif
881
882                                 assert(need_rand);
883                                 if (!sign(x,Upkey,days,clrext,digest,
884                                                  extconf, extsect)) goto end;
885                                 }
886                         else if (CA_flag == i)
887                                 {
888                                 BIO_printf(bio_err,"Getting CA Private Key\n");
889                                 if (CAkeyfile != NULL)
890                                         {
891                                         CApkey=load_key(bio_err,
892                                                 CAkeyfile, CAkeyformat,
893                                                 0, passin, e,
894                                                 "CA Private Key");
895                                         if (CApkey == NULL) goto end;
896                                         }
897 #ifndef OPENSSL_NO_DSA
898                                 if (CApkey->type == EVP_PKEY_DSA)
899                                         digest=EVP_dss1();
900 #endif
901                                 
902                                 assert(need_rand);
903                                 if (!x509_certify(ctx,CAfile,digest,x,xca,
904                                         CApkey, CAserial,CA_createserial,days, clrext,
905                                         extconf, extsect, sno))
906                                         goto end;
907                                 }
908                         else if (x509req == i)
909                                 {
910                                 EVP_PKEY *pk;
911
912                                 BIO_printf(bio_err,"Getting request Private Key\n");
913                                 if (keyfile == NULL)
914                                         {
915                                         BIO_printf(bio_err,"no request key file specified\n");
916                                         goto end;
917                                         }
918                                 else
919                                         {
920                                         pk=load_key(bio_err,
921                                                 keyfile, FORMAT_PEM, 0,
922                                                 passin, e, "request key");
923                                         if (pk == NULL) goto end;
924                                         }
925
926                                 BIO_printf(bio_err,"Generating certificate request\n");
927
928 #ifndef OPENSSL_NO_DSA
929                                 if (pk->type == EVP_PKEY_DSA)
930                                         digest=EVP_dss1();
931 #endif
932
933                                 rq=X509_to_X509_REQ(x,pk,digest);
934                                 EVP_PKEY_free(pk);
935                                 if (rq == NULL)
936                                         {
937                                         ERR_print_errors(bio_err);
938                                         goto end;
939                                         }
940                                 if (!noout)
941                                         {
942                                         X509_REQ_print(out,rq);
943                                         PEM_write_bio_X509_REQ(out,rq);
944                                         }
945                                 noout=1;
946                                 }
947                         else if (ocspid == i)
948                                 {
949                                 X509_ocspid_print(out, x);
950                                 }
951                         }
952                 }
953
954         if (checkend)
955                 {
956                 time_t tnow=time(NULL);
957
958                 if (ASN1_UTCTIME_cmp_time_t(X509_get_notAfter(x), tnow+checkoffset) == -1)
959                         {
960                         BIO_printf(out,"Certificate will expire\n");
961                         ret=1;
962                         }
963                 else
964                         {
965                         BIO_printf(out,"Certificate will not expire\n");
966                         ret=0;
967                         }
968                 goto end;
969                 }
970
971         if (noout)
972                 {
973                 ret=0;
974                 goto end;
975                 }
976
977         if      (outformat == FORMAT_ASN1)
978                 i=i2d_X509_bio(out,x);
979         else if (outformat == FORMAT_PEM)
980                 {
981                 if (trustout) i=PEM_write_bio_X509_AUX(out,x);
982                 else i=PEM_write_bio_X509(out,x);
983                 }
984         else if (outformat == FORMAT_NETSCAPE)
985                 {
986                 ASN1_HEADER ah;
987                 ASN1_OCTET_STRING os;
988
989                 os.data=(unsigned char *)NETSCAPE_CERT_HDR;
990                 os.length=strlen(NETSCAPE_CERT_HDR);
991                 ah.header= &os;
992                 ah.data=(char *)x;
993                 ah.meth=X509_asn1_meth();
994
995                 /* no macro for this one yet */
996                 i=ASN1_i2d_bio(i2d_ASN1_HEADER,out,(unsigned char *)&ah);
997                 }
998         else    {
999                 BIO_printf(bio_err,"bad output format specified for outfile\n");
1000                 goto end;
1001                 }
1002         if (!i)
1003                 {
1004                 BIO_printf(bio_err,"unable to write certificate\n");
1005                 ERR_print_errors(bio_err);
1006                 goto end;
1007                 }
1008         ret=0;
1009 end:
1010         if (need_rand)
1011                 app_RAND_write_file(NULL, bio_err);
1012         OBJ_cleanup();
1013         NCONF_free(extconf);
1014         BIO_free_all(out);
1015         BIO_free_all(STDout);
1016         X509_STORE_free(ctx);
1017         X509_REQ_free(req);
1018         X509_free(x);
1019         X509_free(xca);
1020         EVP_PKEY_free(Upkey);
1021         EVP_PKEY_free(CApkey);
1022         X509_REQ_free(rq);
1023         ASN1_INTEGER_free(sno);
1024         sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free);
1025         sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free);
1026         if (passin) OPENSSL_free(passin);
1027         apps_shutdown();
1028         OPENSSL_EXIT(ret);
1029         }
1030
1031 static ASN1_INTEGER *load_serial(char *CAfile, char *serialfile, int create)
1032         {
1033         char *buf = NULL, *p;
1034         MS_STATIC char buf2[1024];
1035         ASN1_INTEGER *bs = NULL, *bs2 = NULL;
1036         BIO *io = NULL;
1037         BIGNUM *serial = NULL;
1038
1039         buf=OPENSSL_malloc( ((serialfile == NULL)
1040                         ?(strlen(CAfile)+strlen(POSTFIX)+1)
1041                         :(strlen(serialfile)))+1);
1042         if (buf == NULL) { BIO_printf(bio_err,"out of mem\n"); goto end; }
1043         if (serialfile == NULL)
1044                 {
1045                 strcpy(buf,CAfile);
1046                 for (p=buf; *p; p++)
1047                         if (*p == '.')
1048                                 {
1049                                 *p='\0';
1050                                 break;
1051                                 }
1052                 strcat(buf,POSTFIX);
1053                 }
1054         else
1055                 strcpy(buf,serialfile);
1056         serial=BN_new();
1057         bs=ASN1_INTEGER_new();
1058         if ((serial == NULL) || (bs == NULL))
1059                 {
1060                 ERR_print_errors(bio_err);
1061                 goto end;
1062                 }
1063
1064         io=BIO_new(BIO_s_file());
1065         if (io == NULL)
1066                 {
1067                 ERR_print_errors(bio_err);
1068                 goto end;
1069                 }
1070         
1071         if (BIO_read_filename(io,buf) <= 0)
1072                 {
1073                 if (!create)
1074                         {
1075                         perror(buf);
1076                         goto end;
1077                         }
1078                 else
1079                         {
1080                         ASN1_INTEGER_set(bs,1);
1081                         BN_one(serial);
1082                         }
1083                 }
1084         else 
1085                 {
1086                 if (!a2i_ASN1_INTEGER(io,bs,buf2,sizeof buf2))
1087                         {
1088                         BIO_printf(bio_err,"unable to load serial number from %s\n",buf);
1089                         ERR_print_errors(bio_err);
1090                         goto end;
1091                         }
1092                 else
1093                         {
1094                         serial=BN_bin2bn(bs->data,bs->length,serial);
1095                         if (serial == NULL)
1096                                 {
1097                                 BIO_printf(bio_err,"error converting bin 2 bn");
1098                                 goto end;
1099                                 }
1100                         }
1101                 }
1102
1103         if (!BN_add_word(serial,1))
1104                 { BIO_printf(bio_err,"add_word failure\n"); goto end; }
1105         if (!(bs2 = BN_to_ASN1_INTEGER(serial, NULL)))
1106                 { BIO_printf(bio_err,"error converting bn 2 asn1_integer\n"); goto end; }
1107         if (BIO_write_filename(io,buf) <= 0)
1108                 {
1109                 BIO_printf(bio_err,"error attempting to write serial number file\n");
1110                 perror(buf);
1111                 goto end;
1112                 }
1113         i2a_ASN1_INTEGER(io,bs2);
1114         BIO_puts(io,"\n");
1115
1116         BIO_free(io);
1117         if (buf) OPENSSL_free(buf);
1118         ASN1_INTEGER_free(bs2);
1119         BN_free(serial);
1120         io=NULL;
1121         return bs;
1122
1123         end:
1124         if (buf) OPENSSL_free(buf);
1125         BIO_free(io);
1126         ASN1_INTEGER_free(bs);
1127         BN_free(serial);
1128         return NULL;
1129
1130         }
1131
1132 static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest,
1133              X509 *x, X509 *xca, EVP_PKEY *pkey, char *serialfile, int create,
1134              int days, int clrext, CONF *conf, char *section, ASN1_INTEGER *sno)
1135         {
1136         int ret=0;
1137         ASN1_INTEGER *bs=NULL;
1138         X509_STORE_CTX xsc;
1139         EVP_PKEY *upkey;
1140
1141         upkey = X509_get_pubkey(xca);
1142         EVP_PKEY_copy_parameters(upkey,pkey);
1143         EVP_PKEY_free(upkey);
1144
1145         if(!X509_STORE_CTX_init(&xsc,ctx,x,NULL))
1146                 {
1147                 BIO_printf(bio_err,"Error initialising X509 store\n");
1148                 goto end;
1149                 }
1150         if (sno) bs = sno;
1151         else if (!(bs = load_serial(CAfile, serialfile, create)))
1152                 goto end;
1153
1154         if (!X509_STORE_add_cert(ctx,x)) goto end;
1155
1156         /* NOTE: this certificate can/should be self signed, unless it was
1157          * a certificate request in which case it is not. */
1158         X509_STORE_CTX_set_cert(&xsc,x);
1159         if (!reqfile && !X509_verify_cert(&xsc))
1160                 goto end;
1161
1162         if (!X509_check_private_key(xca,pkey))
1163                 {
1164                 BIO_printf(bio_err,"CA certificate and CA private key do not match\n");
1165                 goto end;
1166                 }
1167
1168         if (!X509_set_issuer_name(x,X509_get_subject_name(xca))) goto end;
1169         if (!X509_set_serialNumber(x,bs)) goto end;
1170
1171         if (X509_gmtime_adj(X509_get_notBefore(x),0L) == NULL)
1172                 goto end;
1173
1174         /* hardwired expired */
1175         if (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL)
1176                 goto end;
1177
1178         if (clrext)
1179                 {
1180                 while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0);
1181                 }
1182
1183         if (conf)
1184                 {
1185                 X509V3_CTX ctx2;
1186                 X509_set_version(x,2); /* version 3 certificate */
1187                 X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0);
1188                 X509V3_set_nconf(&ctx2, conf);
1189                 if (!X509V3_EXT_add_nconf(conf, &ctx2, section, x)) goto end;
1190                 }
1191
1192         if (!X509_sign(x,pkey,digest)) goto end;
1193         ret=1;
1194 end:
1195         X509_STORE_CTX_cleanup(&xsc);
1196         if (!ret)
1197                 ERR_print_errors(bio_err);
1198         if (!sno) ASN1_INTEGER_free(bs);
1199         return ret;
1200         }
1201
1202 static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx)
1203         {
1204         int err;
1205         X509 *err_cert;
1206
1207         /* it is ok to use a self signed certificate
1208          * This case will catch both the initial ok == 0 and the
1209          * final ok == 1 calls to this function */
1210         err=X509_STORE_CTX_get_error(ctx);
1211         if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT)
1212                 return 1;
1213
1214         /* BAD we should have gotten an error.  Normally if everything
1215          * worked X509_STORE_CTX_get_error(ctx) will still be set to
1216          * DEPTH_ZERO_SELF_.... */
1217         if (ok)
1218                 {
1219                 BIO_printf(bio_err,"error with certificate to be certified - should be self signed\n");
1220                 return 0;
1221                 }
1222         else
1223                 {
1224                 err_cert=X509_STORE_CTX_get_current_cert(ctx);
1225                 print_name(bio_err, NULL, X509_get_subject_name(err_cert),0);
1226                 BIO_printf(bio_err,"error with certificate - error %d at depth %d\n%s\n",
1227                         err,X509_STORE_CTX_get_error_depth(ctx),
1228                         X509_verify_cert_error_string(err));
1229                 return 1;
1230                 }
1231         }
1232
1233 /* self sign */
1234 static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext, const EVP_MD *digest, 
1235                                                 CONF *conf, char *section)
1236         {
1237
1238         EVP_PKEY *pktmp;
1239
1240         pktmp = X509_get_pubkey(x);
1241         EVP_PKEY_copy_parameters(pktmp,pkey);
1242         EVP_PKEY_save_parameters(pktmp,1);
1243         EVP_PKEY_free(pktmp);
1244
1245         if (!X509_set_issuer_name(x,X509_get_subject_name(x))) goto err;
1246         if (X509_gmtime_adj(X509_get_notBefore(x),0) == NULL) goto err;
1247
1248         /* Lets just make it 12:00am GMT, Jan 1 1970 */
1249         /* memcpy(x->cert_info->validity->notBefore,"700101120000Z",13); */
1250         /* 28 days to be certified */
1251
1252         if (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL)
1253                 goto err;
1254
1255         if (!X509_set_pubkey(x,pkey)) goto err;
1256         if (clrext)
1257                 {
1258                 while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0);
1259                 }
1260         if (conf)
1261                 {
1262                 X509V3_CTX ctx;
1263                 X509_set_version(x,2); /* version 3 certificate */
1264                 X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0);
1265                 X509V3_set_nconf(&ctx, conf);
1266                 if (!X509V3_EXT_add_nconf(conf, &ctx, section, x)) goto err;
1267                 }
1268         if (!X509_sign(x,pkey,digest)) goto err;
1269         return 1;
1270 err:
1271         ERR_print_errors(bio_err);
1272         return 0;
1273         }
1274
1275 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt)
1276 {
1277         int id, i, idret;
1278         char *pname;
1279         id = X509_PURPOSE_get_id(pt);
1280         pname = X509_PURPOSE_get0_name(pt);
1281         for (i = 0; i < 2; i++)
1282                 {
1283                 idret = X509_check_purpose(cert, id, i);
1284                 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : ""); 
1285                 if (idret == 1) BIO_printf(bio, "Yes\n");
1286                 else if (idret == 0) BIO_printf(bio, "No\n");
1287                 else BIO_printf(bio, "Yes (WARNING code=%d)\n", idret);
1288                 }
1289         return 1;
1290 }