RT3548: Remove unsupported platforms
[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 #include "apps.h"
64 #include <openssl/bio.h>
65 #include <openssl/asn1.h>
66 #include <openssl/err.h>
67 #include <openssl/bn.h>
68 #include <openssl/evp.h>
69 #include <openssl/x509.h>
70 #include <openssl/x509v3.h>
71 #include <openssl/objects.h>
72 #include <openssl/pem.h>
73 #ifndef OPENSSL_NO_RSA
74 #include <openssl/rsa.h>
75 #endif
76 #ifndef OPENSSL_NO_DSA
77 #include <openssl/dsa.h>
78 #endif
79
80 #undef PROG
81 #define PROG x509_main
82
83 #undef POSTFIX
84 #define POSTFIX ".srl"
85 #define DEF_DAYS        30
86
87 static const char *x509_usage[]={
88 "usage: x509 args\n",
89 " -inform arg     - input format - default PEM (one of DER, NET or PEM)\n",
90 " -outform arg    - output format - default PEM (one of DER, NET or PEM)\n",
91 " -keyform arg    - private key format - default PEM\n",
92 " -CAform arg     - CA format - default PEM\n",
93 " -CAkeyform arg  - CA key format - default PEM\n",
94 " -in arg         - input file - default stdin\n",
95 " -out arg        - output file - default stdout\n",
96 " -passin arg     - private key password source\n",
97 " -serial         - print serial number value\n",
98 " -subject_hash   - print subject hash value\n",
99 #ifndef OPENSSL_NO_MD5
100 " -subject_hash_old   - print old-style (MD5) subject hash value\n",
101 #endif
102 " -issuer_hash    - print issuer hash value\n",
103 #ifndef OPENSSL_NO_MD5
104 " -issuer_hash_old    - print old-style (MD5) issuer hash value\n",
105 #endif
106 " -hash           - synonym for -subject_hash\n",
107 " -subject        - print subject DN\n",
108 " -issuer         - print issuer DN\n",
109 " -email          - print email address(es)\n",
110 " -startdate      - notBefore field\n",
111 " -enddate        - notAfter field\n",
112 " -purpose        - print out certificate purposes\n",
113 " -dates          - both Before and After dates\n",
114 " -modulus        - print the RSA key modulus\n",
115 " -pubkey         - output the public key\n",
116 " -fingerprint    - print the certificate fingerprint\n",
117 " -alias          - output certificate alias\n",
118 " -noout          - no certificate output\n",
119 " -ocspid         - print OCSP hash values for the subject name and public key\n",
120 " -ocsp_uri       - print OCSP Responder URL(s)\n",
121 " -trustout       - output a \"trusted\" certificate\n",
122 " -clrtrust       - clear all trusted purposes\n",
123 " -clrreject      - clear all rejected purposes\n",
124 " -addtrust arg   - trust certificate for a given purpose\n",
125 " -addreject arg  - reject certificate for a given purpose\n",
126 " -setalias arg   - set certificate alias\n",
127 " -days arg       - How long till expiry of a signed certificate - def 30 days\n",
128 " -checkend arg   - check whether the cert expires in the next arg seconds\n",
129 "                   exit 1 if so, 0 if not\n",
130 " -signkey arg    - self sign cert with arg\n",
131 " -x509toreq      - output a certification request object\n",
132 " -req            - input is a certificate request, sign and output.\n",
133 " -CA arg         - set the CA certificate, must be PEM format.\n",
134 " -CAkey arg      - set the CA key, must be PEM format\n",
135 "                   missing, it is assumed to be in the CA file.\n",
136 " -CAcreateserial - create serial number file if it does not exist\n",
137 " -CAserial arg   - serial file\n",
138 " -set_serial     - serial number to use\n",
139 " -text           - print the certificate in text form\n",
140 " -C              - print out C code forms\n",
141 " -md2/-md5/-sha1/-mdc2 - digest to use\n",
142 " -extfile        - configuration file with X509V3 extensions to add\n",
143 " -extensions     - section from config file with X509V3 extensions to add\n",
144 " -clrext         - delete extensions before signing and input certificate\n",
145 " -nameopt arg    - various certificate name options\n",
146 #ifndef OPENSSL_NO_ENGINE
147 " -engine e       - use engine e, possibly a hardware device.\n",
148 #endif
149 " -certopt arg    - various certificate text options\n",
150 " -checkhost host - check certificate matches \"host\"\n",
151 " -checkemail email - check certificate matches \"email\"\n",
152 " -checkip ipaddr - check certificate matches \"ipaddr\"\n",
153 NULL
154 };
155
156 static int callb(int ok, X509_STORE_CTX *ctx);
157 static int sign (X509 *x, EVP_PKEY *pkey,int days,int clrext, const EVP_MD *digest,
158                                                 CONF *conf, char *section);
159 static int x509_certify (X509_STORE *ctx,char *CAfile,const EVP_MD *digest,
160                          X509 *x,X509 *xca,EVP_PKEY *pkey,
161                          STACK_OF(OPENSSL_STRING) *sigopts,
162                          char *serial, int create ,int days, int clrext,
163                          CONF *conf, char *section, ASN1_INTEGER *sno);
164 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt);
165 static int reqfile=0;
166 #ifdef OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL
167 static int force_version=2;
168 #endif
169
170 int MAIN(int, char **);
171
172 int MAIN(int argc, char **argv)
173         {
174         ENGINE *e = NULL;
175         int ret=1;
176         X509_REQ *req=NULL;
177         X509 *x=NULL,*xca=NULL;
178         ASN1_OBJECT *objtmp;
179         STACK_OF(OPENSSL_STRING) *sigopts = NULL;
180         EVP_PKEY *Upkey=NULL,*CApkey=NULL, *fkey = NULL;
181         ASN1_INTEGER *sno = NULL;
182         int i,num,badops=0, badsig=0;
183         BIO *out=NULL;
184         BIO *STDout=NULL;
185         STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL;
186         int informat,outformat,keyformat,CAformat,CAkeyformat;
187         char *infile=NULL,*outfile=NULL,*keyfile=NULL,*CAfile=NULL;
188         char *CAkeyfile=NULL,*CAserial=NULL;
189         char *fkeyfile=NULL;
190         char *alias=NULL;
191         int text=0,serial=0,subject=0,issuer=0,startdate=0,enddate=0;
192         int next_serial=0;
193         int subject_hash=0,issuer_hash=0,ocspid=0;
194 #ifndef OPENSSL_NO_MD5
195         int subject_hash_old=0,issuer_hash_old=0;
196 #endif
197         int noout=0,sign_flag=0,CA_flag=0,CA_createserial=0,email=0;
198         int ocsp_uri=0;
199         int trustout=0,clrtrust=0,clrreject=0,aliasout=0,clrext=0;
200         int C=0;
201         int x509req=0,days=DEF_DAYS,modulus=0,pubkey=0;
202         int pprint = 0;
203         const char **pp;
204         X509_STORE *ctx=NULL;
205         X509_REQ *rq=NULL;
206         int fingerprint=0;
207         char buf[256];
208         const EVP_MD *md_alg,*digest=NULL;
209         CONF *extconf = NULL;
210         char *extsect = NULL, *extfile = NULL, *passin = NULL, *passargin = NULL;
211         int need_rand = 0;
212         int checkend=0,checkoffset=0;
213         unsigned long nmflag = 0, certflag = 0;
214         char *checkhost = NULL;
215         char *checkemail = NULL;
216         char *checkip = NULL;
217 #ifndef OPENSSL_NO_ENGINE
218         char *engine=NULL;
219 #endif
220
221         reqfile=0;
222
223         apps_startup();
224
225         if (bio_err == NULL)
226                 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
227
228         if (!load_config(bio_err, NULL))
229                 goto end;
230         STDout=BIO_new_fp(stdout,BIO_NOCLOSE);
231 #ifdef OPENSSL_SYS_VMS
232         {
233         BIO *tmpbio = BIO_new(BIO_f_linebuffer());
234         STDout = BIO_push(tmpbio, STDout);
235         }
236 #endif
237
238         informat=FORMAT_PEM;
239         outformat=FORMAT_PEM;
240         keyformat=FORMAT_PEM;
241         CAformat=FORMAT_PEM;
242         CAkeyformat=FORMAT_PEM;
243
244         ctx=X509_STORE_new();
245         if (ctx == NULL) goto end;
246         X509_STORE_set_verify_cb(ctx,callb);
247
248         argc--;
249         argv++;
250         num=0;
251         while (argc >= 1)
252                 {
253                 if      (strcmp(*argv,"-inform") == 0)
254                         {
255                         if (--argc < 1) goto bad;
256                         informat=str2fmt(*(++argv));
257                         }
258                 else if (strcmp(*argv,"-outform") == 0)
259                         {
260                         if (--argc < 1) goto bad;
261                         outformat=str2fmt(*(++argv));
262                         }
263                 else if (strcmp(*argv,"-keyform") == 0)
264                         {
265                         if (--argc < 1) goto bad;
266                         keyformat=str2fmt(*(++argv));
267                         }
268                 else if (strcmp(*argv,"-req") == 0)
269                         {
270                         reqfile=1;
271                         need_rand = 1;
272                         }
273                 else if (strcmp(*argv,"-CAform") == 0)
274                         {
275                         if (--argc < 1) goto bad;
276                         CAformat=str2fmt(*(++argv));
277                         }
278                 else if (strcmp(*argv,"-CAkeyform") == 0)
279                         {
280                         if (--argc < 1) goto bad;
281                         CAkeyformat=str2fmt(*(++argv));
282                         }
283                 else if (strcmp(*argv,"-sigopt") == 0)
284                         {
285                         if (--argc < 1)
286                                 goto bad;
287                         if (!sigopts)
288                                 sigopts = sk_OPENSSL_STRING_new_null();
289                         if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, *(++argv)))
290                                 goto bad;
291                         }
292 #ifdef OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL
293                 else if (strcmp(*argv,"-force_version") == 0)
294                         {
295                         if (--argc < 1) goto bad;
296                         force_version=atoi(*(++argv)) - 1;
297                         }
298 #endif
299                 else if (strcmp(*argv,"-days") == 0)
300                         {
301                         if (--argc < 1) goto bad;
302                         days=atoi(*(++argv));
303                         if (days == 0)
304                                 {
305                                 BIO_printf(bio_err,"bad number of days\n");
306                                 goto bad;
307                                 }
308                         }
309                 else if (strcmp(*argv,"-passin") == 0)
310                         {
311                         if (--argc < 1) goto bad;
312                         passargin= *(++argv);
313                         }
314                 else if (strcmp(*argv,"-extfile") == 0)
315                         {
316                         if (--argc < 1) goto bad;
317                         extfile= *(++argv);
318                         }
319                 else if (strcmp(*argv,"-extensions") == 0)
320                         {
321                         if (--argc < 1) goto bad;
322                         extsect= *(++argv);
323                         }
324                 else if (strcmp(*argv,"-in") == 0)
325                         {
326                         if (--argc < 1) goto bad;
327                         infile= *(++argv);
328                         }
329                 else if (strcmp(*argv,"-out") == 0)
330                         {
331                         if (--argc < 1) goto bad;
332                         outfile= *(++argv);
333                         }
334                 else if (strcmp(*argv,"-signkey") == 0)
335                         {
336                         if (--argc < 1) goto bad;
337                         keyfile= *(++argv);
338                         sign_flag= ++num;
339                         need_rand = 1;
340                         }
341                 else if (strcmp(*argv,"-CA") == 0)
342                         {
343                         if (--argc < 1) goto bad;
344                         CAfile= *(++argv);
345                         CA_flag= ++num;
346                         need_rand = 1;
347                         }
348                 else if (strcmp(*argv,"-CAkey") == 0)
349                         {
350                         if (--argc < 1) goto bad;
351                         CAkeyfile= *(++argv);
352                         }
353                 else if (strcmp(*argv,"-CAserial") == 0)
354                         {
355                         if (--argc < 1) goto bad;
356                         CAserial= *(++argv);
357                         }
358                 else if (strcmp(*argv,"-set_serial") == 0)
359                         {
360                         if (--argc < 1) goto bad;
361                         if (!(sno = s2i_ASN1_INTEGER(NULL, *(++argv))))
362                                 goto bad;
363                         }
364                 else if (strcmp(*argv,"-force_pubkey") == 0)
365                         {
366                         if (--argc < 1) goto bad;
367                         fkeyfile= *(++argv);
368                         }
369                 else if (strcmp(*argv,"-addtrust") == 0)
370                         {
371                         if (--argc < 1) goto bad;
372                         if (!(objtmp = OBJ_txt2obj(*(++argv), 0)))
373                                 {
374                                 BIO_printf(bio_err,
375                                         "Invalid trust object value %s\n", *argv);
376                                 goto bad;
377                                 }
378                         if (!trust) trust = sk_ASN1_OBJECT_new_null();
379                         sk_ASN1_OBJECT_push(trust, objtmp);
380                         trustout = 1;
381                         }
382                 else if (strcmp(*argv,"-addreject") == 0)
383                         {
384                         if (--argc < 1) goto bad;
385                         if (!(objtmp = OBJ_txt2obj(*(++argv), 0)))
386                                 {
387                                 BIO_printf(bio_err,
388                                         "Invalid reject object value %s\n", *argv);
389                                 goto bad;
390                                 }
391                         if (!reject) reject = sk_ASN1_OBJECT_new_null();
392                         sk_ASN1_OBJECT_push(reject, objtmp);
393                         trustout = 1;
394                         }
395                 else if (strcmp(*argv,"-setalias") == 0)
396                         {
397                         if (--argc < 1) goto bad;
398                         alias= *(++argv);
399                         trustout = 1;
400                         }
401                 else if (strcmp(*argv,"-certopt") == 0)
402                         {
403                         if (--argc < 1) goto bad;
404                         if (!set_cert_ex(&certflag, *(++argv))) goto bad;
405                         }
406                 else if (strcmp(*argv,"-nameopt") == 0)
407                         {
408                         if (--argc < 1) goto bad;
409                         if (!set_name_ex(&nmflag, *(++argv))) goto bad;
410                         }
411 #ifndef OPENSSL_NO_ENGINE
412                 else if (strcmp(*argv,"-engine") == 0)
413                         {
414                         if (--argc < 1) goto bad;
415                         engine= *(++argv);
416                         }
417 #endif
418                 else if (strcmp(*argv,"-C") == 0)
419                         C= ++num;
420                 else if (strcmp(*argv,"-email") == 0)
421                         email= ++num;
422                 else if (strcmp(*argv,"-ocsp_uri") == 0)
423                         ocsp_uri= ++num;
424                 else if (strcmp(*argv,"-serial") == 0)
425                         serial= ++num;
426                 else if (strcmp(*argv,"-next_serial") == 0)
427                         next_serial= ++num;
428                 else if (strcmp(*argv,"-modulus") == 0)
429                         modulus= ++num;
430                 else if (strcmp(*argv,"-pubkey") == 0)
431                         pubkey= ++num;
432                 else if (strcmp(*argv,"-x509toreq") == 0)
433                         x509req= ++num;
434                 else if (strcmp(*argv,"-text") == 0)
435                         text= ++num;
436                 else if (strcmp(*argv,"-hash") == 0
437                         || strcmp(*argv,"-subject_hash") == 0)
438                         subject_hash= ++num;
439 #ifndef OPENSSL_NO_MD5
440                 else if (strcmp(*argv,"-subject_hash_old") == 0)
441                         subject_hash_old= ++num;
442 #endif
443                 else if (strcmp(*argv,"-issuer_hash") == 0)
444                         issuer_hash= ++num;
445 #ifndef OPENSSL_NO_MD5
446                 else if (strcmp(*argv,"-issuer_hash_old") == 0)
447                         issuer_hash_old= ++num;
448 #endif
449                 else if (strcmp(*argv,"-subject") == 0)
450                         subject= ++num;
451                 else if (strcmp(*argv,"-issuer") == 0)
452                         issuer= ++num;
453                 else if (strcmp(*argv,"-fingerprint") == 0)
454                         fingerprint= ++num;
455                 else if (strcmp(*argv,"-dates") == 0)
456                         {
457                         startdate= ++num;
458                         enddate= ++num;
459                         }
460                 else if (strcmp(*argv,"-purpose") == 0)
461                         pprint= ++num;
462                 else if (strcmp(*argv,"-startdate") == 0)
463                         startdate= ++num;
464                 else if (strcmp(*argv,"-enddate") == 0)
465                         enddate= ++num;
466                 else if (strcmp(*argv,"-checkend") == 0)
467                         {
468                         if (--argc < 1) goto bad;
469                         checkoffset=atoi(*(++argv));
470                         checkend=1;
471                         }
472                 else if (strcmp(*argv,"-checkhost") == 0)
473                         {
474                         if (--argc < 1) goto bad;
475                         checkhost=*(++argv);
476                         }
477                 else if (strcmp(*argv,"-checkemail") == 0)
478                         {
479                         if (--argc < 1) goto bad;
480                         checkemail=*(++argv);
481                         }
482                 else if (strcmp(*argv,"-checkip") == 0)
483                         {
484                         if (--argc < 1) goto bad;
485                         checkip=*(++argv);
486                         }
487                 else if (strcmp(*argv,"-noout") == 0)
488                         noout= ++num;
489                 else if (strcmp(*argv,"-trustout") == 0)
490                         trustout= 1;
491                 else if (strcmp(*argv,"-clrtrust") == 0)
492                         clrtrust= ++num;
493                 else if (strcmp(*argv,"-clrreject") == 0)
494                         clrreject= ++num;
495                 else if (strcmp(*argv,"-alias") == 0)
496                         aliasout= ++num;
497                 else if (strcmp(*argv,"-CAcreateserial") == 0)
498                         CA_createserial= ++num;
499                 else if (strcmp(*argv,"-clrext") == 0)
500                         clrext = 1;
501 #if 1 /* stay backwards-compatible with 0.9.5; this should go away soon */
502                 else if (strcmp(*argv,"-crlext") == 0)
503                         {
504                         BIO_printf(bio_err,"use -clrext instead of -crlext\n");
505                         clrext = 1;
506                         }
507 #endif
508                 else if (strcmp(*argv,"-ocspid") == 0)
509                         ocspid= ++num;
510                 else if (strcmp(*argv,"-badsig") == 0)
511                         badsig = 1;
512                 else if ((md_alg=EVP_get_digestbyname(*argv + 1)))
513                         {
514                         /* ok */
515                         digest=md_alg;
516                         }
517                 else
518                         {
519                         BIO_printf(bio_err,"unknown option %s\n",*argv);
520                         badops=1;
521                         break;
522                         }
523                 argc--;
524                 argv++;
525                 }
526
527         if (badops)
528                 {
529 bad:
530                 for (pp=x509_usage; (*pp != NULL); pp++)
531                         BIO_printf(bio_err,"%s",*pp);
532                 goto end;
533                 }
534
535 #ifndef OPENSSL_NO_ENGINE
536         e = setup_engine(bio_err, engine, 0);
537 #endif
538
539         if (need_rand)
540                 app_RAND_load_file(NULL, bio_err, 0);
541
542         ERR_load_crypto_strings();
543
544         if (!app_passwd(bio_err, passargin, NULL, &passin, NULL))
545                 {
546                 BIO_printf(bio_err, "Error getting password\n");
547                 goto end;
548                 }
549
550         if (!X509_STORE_set_default_paths(ctx))
551                 {
552                 ERR_print_errors(bio_err);
553                 goto end;
554                 }
555
556         if (fkeyfile)
557                 {
558                 fkey = load_pubkey(bio_err, fkeyfile, keyformat, 0,
559                                                 NULL, e, "Forced key");
560                 if (fkey == NULL) goto end;
561                 }
562
563         if ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM))
564                 { CAkeyfile=CAfile; }
565         else if ((CA_flag) && (CAkeyfile == NULL))
566                 {
567                 BIO_printf(bio_err,"need to specify a CAkey if using the CA command\n");
568                 goto end;
569                 }
570
571         if (extfile)
572                 {
573                 long errorline = -1;
574                 X509V3_CTX ctx2;
575                 extconf = NCONF_new(NULL);
576                 if (!NCONF_load(extconf, extfile,&errorline))
577                         {
578                         if (errorline <= 0)
579                                 BIO_printf(bio_err,
580                                         "error loading the config file '%s'\n",
581                                                                 extfile);
582                         else
583                                 BIO_printf(bio_err,
584                                        "error on line %ld of config file '%s'\n"
585                                                         ,errorline,extfile);
586                         goto end;
587                         }
588                 if (!extsect)
589                         {
590                         extsect = NCONF_get_string(extconf, "default", "extensions");
591                         if (!extsect)
592                                 {
593                                 ERR_clear_error();
594                                 extsect = "default";
595                                 }
596                         }
597                 X509V3_set_ctx_test(&ctx2);
598                 X509V3_set_nconf(&ctx2, extconf);
599                 if (!X509V3_EXT_add_nconf(extconf, &ctx2, extsect, NULL))
600                         {
601                         BIO_printf(bio_err,
602                                 "Error Loading extension section %s\n",
603                                                                  extsect);
604                         ERR_print_errors(bio_err);
605                         goto end;
606                         }
607                 }
608
609
610         if (reqfile)
611                 {
612                 EVP_PKEY *pkey;
613                 BIO *in;
614
615                 if (!sign_flag && !CA_flag)
616                         {
617                         BIO_printf(bio_err,"We need a private key to sign with\n");
618                         goto end;
619                         }
620                 in=BIO_new(BIO_s_file());
621                 if (in == NULL)
622                         {
623                         ERR_print_errors(bio_err);
624                         goto end;
625                         }
626
627                 if (infile == NULL)
628                         BIO_set_fp(in,stdin,BIO_NOCLOSE|BIO_FP_TEXT);
629                 else
630                         {
631                         if (BIO_read_filename(in,infile) <= 0)
632                                 {
633                                 perror(infile);
634                                 BIO_free(in);
635                                 goto end;
636                                 }
637                         }
638                 req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
639                 BIO_free(in);
640
641                 if (req == NULL)
642                         {
643                         ERR_print_errors(bio_err);
644                         goto end;
645                         }
646
647                 if (    (req->req_info == NULL) ||
648                         (req->req_info->pubkey == NULL) ||
649                         (req->req_info->pubkey->public_key == NULL) ||
650                         (req->req_info->pubkey->public_key->data == NULL))
651                         {
652                         BIO_printf(bio_err,"The certificate request appears to corrupted\n");
653                         BIO_printf(bio_err,"It does not contain a public key\n");
654                         goto end;
655                         }
656                 if ((pkey=X509_REQ_get_pubkey(req)) == NULL)
657                         {
658                         BIO_printf(bio_err,"error unpacking public key\n");
659                         goto end;
660                         }
661                 i=X509_REQ_verify(req,pkey);
662                 EVP_PKEY_free(pkey);
663                 if (i < 0)
664                         {
665                         BIO_printf(bio_err,"Signature verification error\n");
666                         ERR_print_errors(bio_err);
667                         goto end;
668                         }
669                 if (i == 0)
670                         {
671                         BIO_printf(bio_err,"Signature did not match the certificate request\n");
672                         goto end;
673                         }
674                 else
675                         BIO_printf(bio_err,"Signature ok\n");
676
677                 print_name(bio_err, "subject=", X509_REQ_get_subject_name(req), nmflag);
678
679                 if ((x=X509_new()) == NULL) goto end;
680
681                 if (sno == NULL)
682                         {
683                         sno = ASN1_INTEGER_new();
684                         if (!sno || !rand_serial(NULL, sno))
685                                 goto end;
686                         if (!X509_set_serialNumber(x, sno)) 
687                                 goto end;
688                         ASN1_INTEGER_free(sno);
689                         sno = NULL;
690                         }
691                 else if (!X509_set_serialNumber(x, sno)) 
692                         goto end;
693
694                 if (!X509_set_issuer_name(x,req->req_info->subject)) goto end;
695                 if (!X509_set_subject_name(x,req->req_info->subject)) goto end;
696
697                 X509_gmtime_adj(X509_get_notBefore(x),0);
698                 X509_time_adj_ex(X509_get_notAfter(x),days, 0, NULL);
699                 if (fkey)
700                         X509_set_pubkey(x, fkey);
701                 else
702                         {
703                         pkey = X509_REQ_get_pubkey(req);
704                         X509_set_pubkey(x,pkey);
705                         EVP_PKEY_free(pkey);
706                         }
707                 }
708         else
709                 x=load_cert(bio_err,infile,informat,NULL,e,"Certificate");
710
711         if (x == NULL) goto end;
712         if (CA_flag)
713                 {
714                 xca=load_cert(bio_err,CAfile,CAformat,NULL,e,"CA Certificate");
715                 if (xca == NULL) goto end;
716                 }
717
718         if (!noout || text || next_serial)
719                 {
720                 OBJ_create("2.99999.3",
721                         "SET.ex3","SET x509v3 extension 3");
722
723                 out=BIO_new(BIO_s_file());
724                 if (out == NULL)
725                         {
726                         ERR_print_errors(bio_err);
727                         goto end;
728                         }
729                 if (outfile == NULL)
730                         {
731                         BIO_set_fp(out,stdout,BIO_NOCLOSE);
732 #ifdef OPENSSL_SYS_VMS
733                         {
734                         BIO *tmpbio = BIO_new(BIO_f_linebuffer());
735                         out = BIO_push(tmpbio, out);
736                         }
737 #endif
738                         }
739                 else
740                         {
741                         if (BIO_write_filename(out,outfile) <= 0)
742                                 {
743                                 perror(outfile);
744                                 goto end;
745                                 }
746                         }
747                 }
748
749         if (alias) X509_alias_set1(x, (unsigned char *)alias, -1);
750
751         if (clrtrust) X509_trust_clear(x);
752         if (clrreject) X509_reject_clear(x);
753
754         if (trust)
755                 {
756                 for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++)
757                         {
758                         objtmp = sk_ASN1_OBJECT_value(trust, i);
759                         X509_add1_trust_object(x, objtmp);
760                         }
761                 }
762
763         if (reject)
764                 {
765                 for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++)
766                         {
767                         objtmp = sk_ASN1_OBJECT_value(reject, i);
768                         X509_add1_reject_object(x, objtmp);
769                         }
770                 }
771
772         if (num)
773                 {
774                 for (i=1; i<=num; i++)
775                         {
776                         if (issuer == i)
777                                 {
778                                 print_name(STDout, "issuer= ",
779                                         X509_get_issuer_name(x), nmflag);
780                                 }
781                         else if (subject == i) 
782                                 {
783                                 print_name(STDout, "subject= ",
784                                         X509_get_subject_name(x), nmflag);
785                                 }
786                         else if (serial == i)
787                                 {
788                                 BIO_printf(STDout,"serial=");
789                                 i2a_ASN1_INTEGER(STDout,
790                                         X509_get_serialNumber(x));
791                                 BIO_printf(STDout,"\n");
792                                 }
793                         else if (next_serial == i)
794                                 {
795                                 BIGNUM *bnser;
796                                 ASN1_INTEGER *ser;
797                                 ser = X509_get_serialNumber(x);
798                                 bnser = ASN1_INTEGER_to_BN(ser, NULL);
799                                 if (!bnser)
800                                         goto end;
801                                 if (!BN_add_word(bnser, 1))
802                                         goto end;
803                                 ser = BN_to_ASN1_INTEGER(bnser, NULL);
804                                 if (!ser)
805                                         goto end;
806                                 BN_free(bnser);
807                                 i2a_ASN1_INTEGER(out, ser);
808                                 ASN1_INTEGER_free(ser);
809                                 BIO_puts(out, "\n");
810                                 }
811                         else if ((email == i) || (ocsp_uri == i))
812                                 {
813                                 int j;
814                                 STACK_OF(OPENSSL_STRING) *emlst;
815                                 if (email == i)
816                                         emlst = X509_get1_email(x);
817                                 else
818                                         emlst = X509_get1_ocsp(x);
819                                 for (j = 0; j < sk_OPENSSL_STRING_num(emlst); j++)
820                                         BIO_printf(STDout, "%s\n",
821                                                    sk_OPENSSL_STRING_value(emlst, j));
822                                 X509_email_free(emlst);
823                                 }
824                         else if (aliasout == i)
825                                 {
826                                 unsigned char *alstr;
827                                 alstr = X509_alias_get0(x, NULL);
828                                 if (alstr) BIO_printf(STDout,"%s\n", alstr);
829                                 else BIO_puts(STDout,"<No Alias>\n");
830                                 }
831                         else if (subject_hash == i)
832                                 {
833                                 BIO_printf(STDout,"%08lx\n",X509_subject_name_hash(x));
834                                 }
835 #ifndef OPENSSL_NO_MD5
836                         else if (subject_hash_old == i)
837                                 {
838                                 BIO_printf(STDout,"%08lx\n",X509_subject_name_hash_old(x));
839                                 }
840 #endif
841                         else if (issuer_hash == i)
842                                 {
843                                 BIO_printf(STDout,"%08lx\n",X509_issuer_name_hash(x));
844                                 }
845 #ifndef OPENSSL_NO_MD5
846                         else if (issuer_hash_old == i)
847                                 {
848                                 BIO_printf(STDout,"%08lx\n",X509_issuer_name_hash_old(x));
849                                 }
850 #endif
851                         else if (pprint == i)
852                                 {
853                                 X509_PURPOSE *ptmp;
854                                 int j;
855                                 BIO_printf(STDout, "Certificate purposes:\n");
856                                 for (j = 0; j < X509_PURPOSE_get_count(); j++)
857                                         {
858                                         ptmp = X509_PURPOSE_get0(j);
859                                         purpose_print(STDout, x, ptmp);
860                                         }
861                                 }
862                         else
863                                 if (modulus == i)
864                                 {
865                                 EVP_PKEY *pkey;
866
867                                 pkey=X509_get_pubkey(x);
868                                 if (pkey == NULL)
869                                         {
870                                         BIO_printf(bio_err,"Modulus=unavailable\n");
871                                         ERR_print_errors(bio_err);
872                                         goto end;
873                                         }
874                                 BIO_printf(STDout,"Modulus=");
875 #ifndef OPENSSL_NO_RSA
876                                 if (pkey->type == EVP_PKEY_RSA)
877                                         BN_print(STDout,pkey->pkey.rsa->n);
878                                 else
879 #endif
880 #ifndef OPENSSL_NO_DSA
881                                 if (pkey->type == EVP_PKEY_DSA)
882                                         BN_print(STDout,pkey->pkey.dsa->pub_key);
883                                 else
884 #endif
885                                         BIO_printf(STDout,"Wrong Algorithm type");
886                                 BIO_printf(STDout,"\n");
887                                 EVP_PKEY_free(pkey);
888                                 }
889                         else
890                                 if (pubkey == i)
891                                 {
892                                 EVP_PKEY *pkey;
893
894                                 pkey=X509_get_pubkey(x);
895                                 if (pkey == NULL)
896                                         {
897                                         BIO_printf(bio_err,"Error getting public key\n");
898                                         ERR_print_errors(bio_err);
899                                         goto end;
900                                         }
901                                 PEM_write_bio_PUBKEY(STDout, pkey);
902                                 EVP_PKEY_free(pkey);
903                                 }
904                         else
905                                 if (C == i)
906                                 {
907                                 unsigned char *d;
908                                 char *m;
909                                 int y,z;
910
911                                 X509_NAME_oneline(X509_get_subject_name(x),
912                                         buf,sizeof buf);
913                                 BIO_printf(STDout,"/* subject:%s */\n",buf);
914                                 m=X509_NAME_oneline(
915                                         X509_get_issuer_name(x),buf,
916                                         sizeof buf);
917                                 BIO_printf(STDout,"/* issuer :%s */\n",buf);
918
919                                 z=i2d_X509(x,NULL);
920                                 m=OPENSSL_malloc(z);
921
922                                 d=(unsigned char *)m;
923                                 z=i2d_X509_NAME(X509_get_subject_name(x),&d);
924                                 BIO_printf(STDout,"unsigned char XXX_subject_name[%d]={\n",z);
925                                 d=(unsigned char *)m;
926                                 for (y=0; y<z; y++)
927                                         {
928                                         BIO_printf(STDout,"0x%02X,",d[y]);
929                                         if ((y & 0x0f) == 0x0f) BIO_printf(STDout,"\n");
930                                         }
931                                 if (y%16 != 0) BIO_printf(STDout,"\n");
932                                 BIO_printf(STDout,"};\n");
933
934                                 z=i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x),&d);
935                                 BIO_printf(STDout,"unsigned char XXX_public_key[%d]={\n",z);
936                                 d=(unsigned char *)m;
937                                 for (y=0; y<z; y++)
938                                         {
939                                         BIO_printf(STDout,"0x%02X,",d[y]);
940                                         if ((y & 0x0f) == 0x0f)
941                                                 BIO_printf(STDout,"\n");
942                                         }
943                                 if (y%16 != 0) BIO_printf(STDout,"\n");
944                                 BIO_printf(STDout,"};\n");
945
946                                 z=i2d_X509(x,&d);
947                                 BIO_printf(STDout,"unsigned char XXX_certificate[%d]={\n",z);
948                                 d=(unsigned char *)m;
949                                 for (y=0; y<z; y++)
950                                         {
951                                         BIO_printf(STDout,"0x%02X,",d[y]);
952                                         if ((y & 0x0f) == 0x0f)
953                                                 BIO_printf(STDout,"\n");
954                                         }
955                                 if (y%16 != 0) BIO_printf(STDout,"\n");
956                                 BIO_printf(STDout,"};\n");
957
958                                 OPENSSL_free(m);
959                                 }
960                         else if (text == i)
961                                 {
962                                 X509_print_ex(STDout,x,nmflag, certflag);
963                                 }
964                         else if (startdate == i)
965                                 {
966                                 BIO_puts(STDout,"notBefore=");
967                                 ASN1_TIME_print(STDout,X509_get_notBefore(x));
968                                 BIO_puts(STDout,"\n");
969                                 }
970                         else if (enddate == i)
971                                 {
972                                 BIO_puts(STDout,"notAfter=");
973                                 ASN1_TIME_print(STDout,X509_get_notAfter(x));
974                                 BIO_puts(STDout,"\n");
975                                 }
976                         else if (fingerprint == i)
977                                 {
978                                 int j;
979                                 unsigned int n;
980                                 unsigned char md[EVP_MAX_MD_SIZE];
981                                 const EVP_MD *fdig = digest;
982
983                                 if (!fdig)
984                                         fdig = EVP_sha1();
985
986                                 if (!X509_digest(x,fdig,md,&n))
987                                         {
988                                         BIO_printf(bio_err,"out of memory\n");
989                                         goto end;
990                                         }
991                                 BIO_printf(STDout,"%s Fingerprint=",
992                                                 OBJ_nid2sn(EVP_MD_type(fdig)));
993                                 for (j=0; j<(int)n; j++)
994                                         {
995                                         BIO_printf(STDout,"%02X%c",md[j],
996                                                 (j+1 == (int)n)
997                                                 ?'\n':':');
998                                         }
999                                 }
1000
1001                         /* should be in the library */
1002                         else if ((sign_flag == i) && (x509req == 0))
1003                                 {
1004                                 BIO_printf(bio_err,"Getting Private key\n");
1005                                 if (Upkey == NULL)
1006                                         {
1007                                         Upkey=load_key(bio_err,
1008                                                 keyfile, keyformat, 0,
1009                                                 passin, e, "Private key");
1010                                         if (Upkey == NULL) goto end;
1011                                         }
1012
1013                                 assert(need_rand);
1014                                 if (!sign(x,Upkey,days,clrext,digest,
1015                                                  extconf, extsect)) goto end;
1016                                 }
1017                         else if (CA_flag == i)
1018                                 {
1019                                 BIO_printf(bio_err,"Getting CA Private Key\n");
1020                                 if (CAkeyfile != NULL)
1021                                         {
1022                                         CApkey=load_key(bio_err,
1023                                                 CAkeyfile, CAkeyformat,
1024                                                 0, passin, e,
1025                                                 "CA Private Key");
1026                                         if (CApkey == NULL) goto end;
1027                                         }
1028                                 
1029                                 assert(need_rand);
1030                                 if (!x509_certify(ctx,CAfile,digest,x,xca,
1031                                         CApkey, sigopts,
1032                                         CAserial,CA_createserial,days, clrext,
1033                                         extconf, extsect, sno))
1034                                         goto end;
1035                                 }
1036                         else if (x509req == i)
1037                                 {
1038                                 EVP_PKEY *pk;
1039
1040                                 BIO_printf(bio_err,"Getting request Private Key\n");
1041                                 if (keyfile == NULL)
1042                                         {
1043                                         BIO_printf(bio_err,"no request key file specified\n");
1044                                         goto end;
1045                                         }
1046                                 else
1047                                         {
1048                                         pk=load_key(bio_err,
1049                                                 keyfile, keyformat, 0,
1050                                                 passin, e, "request key");
1051                                         if (pk == NULL) goto end;
1052                                         }
1053
1054                                 BIO_printf(bio_err,"Generating certificate request\n");
1055
1056                                 rq=X509_to_X509_REQ(x,pk,digest);
1057                                 EVP_PKEY_free(pk);
1058                                 if (rq == NULL)
1059                                         {
1060                                         ERR_print_errors(bio_err);
1061                                         goto end;
1062                                         }
1063                                 if (!noout)
1064                                         {
1065                                         X509_REQ_print(out,rq);
1066                                         PEM_write_bio_X509_REQ(out,rq);
1067                                         }
1068                                 noout=1;
1069                                 }
1070                         else if (ocspid == i)
1071                                 {
1072                                 X509_ocspid_print(out, x);
1073                                 }
1074                         }
1075                 }
1076
1077         if (checkend)
1078                 {
1079                 time_t tcheck=time(NULL) + checkoffset;
1080
1081                 if (X509_cmp_time(X509_get_notAfter(x), &tcheck) < 0)
1082                         {
1083                         BIO_printf(out,"Certificate will expire\n");
1084                         ret=1;
1085                         }
1086                 else
1087                         {
1088                         BIO_printf(out,"Certificate will not expire\n");
1089                         ret=0;
1090                         }
1091                 goto end;
1092                 }
1093
1094         print_cert_checks(STDout, x, checkhost, checkemail, checkip);
1095
1096         if (noout)
1097                 {
1098                 ret=0;
1099                 goto end;
1100                 }
1101
1102         if (badsig)
1103                 x->signature->data[x->signature->length - 1] ^= 0x1;
1104
1105         if      (outformat == FORMAT_ASN1)
1106                 i=i2d_X509_bio(out,x);
1107         else if (outformat == FORMAT_PEM)
1108                 {
1109                 if (trustout) i=PEM_write_bio_X509_AUX(out,x);
1110                 else i=PEM_write_bio_X509(out,x);
1111                 }
1112         else if (outformat == FORMAT_NETSCAPE)
1113                 {
1114                 NETSCAPE_X509 nx;
1115                 ASN1_OCTET_STRING hdr;
1116
1117                 hdr.data=(unsigned char *)NETSCAPE_CERT_HDR;
1118                 hdr.length=strlen(NETSCAPE_CERT_HDR);
1119                 nx.header= &hdr;
1120                 nx.cert=x;
1121
1122                 i=ASN1_item_i2d_bio(ASN1_ITEM_rptr(NETSCAPE_X509),out,&nx);
1123                 }
1124         else    {
1125                 BIO_printf(bio_err,"bad output format specified for outfile\n");
1126                 goto end;
1127                 }
1128         if (!i)
1129                 {
1130                 BIO_printf(bio_err,"unable to write certificate\n");
1131                 ERR_print_errors(bio_err);
1132                 goto end;
1133                 }
1134         ret=0;
1135 end:
1136         if (need_rand)
1137                 app_RAND_write_file(NULL, bio_err);
1138         OBJ_cleanup();
1139         NCONF_free(extconf);
1140         BIO_free_all(out);
1141         BIO_free_all(STDout);
1142         X509_STORE_free(ctx);
1143         X509_REQ_free(req);
1144         X509_free(x);
1145         X509_free(xca);
1146         EVP_PKEY_free(Upkey);
1147         EVP_PKEY_free(CApkey);
1148         EVP_PKEY_free(fkey);
1149         if (sigopts)
1150                 sk_OPENSSL_STRING_free(sigopts);
1151         X509_REQ_free(rq);
1152         ASN1_INTEGER_free(sno);
1153         sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free);
1154         sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free);
1155         if (passin) OPENSSL_free(passin);
1156         apps_shutdown();
1157         OPENSSL_EXIT(ret);
1158         }
1159
1160 static ASN1_INTEGER *x509_load_serial(char *CAfile, char *serialfile, int create)
1161         {
1162         char *buf = NULL, *p;
1163         ASN1_INTEGER *bs = NULL;
1164         BIGNUM *serial = NULL;
1165         size_t len;
1166
1167         len = ((serialfile == NULL)
1168                 ?(strlen(CAfile)+strlen(POSTFIX)+1)
1169                 :(strlen(serialfile)))+1;
1170         buf=OPENSSL_malloc(len);
1171         if (buf == NULL) { BIO_printf(bio_err,"out of mem\n"); goto end; }
1172         if (serialfile == NULL)
1173                 {
1174                 BUF_strlcpy(buf,CAfile,len);
1175                 for (p=buf; *p; p++)
1176                         if (*p == '.')
1177                                 {
1178                                 *p='\0';
1179                                 break;
1180                                 }
1181                 BUF_strlcat(buf,POSTFIX,len);
1182                 }
1183         else
1184                 BUF_strlcpy(buf,serialfile,len);
1185
1186         serial = load_serial(buf, create, NULL);
1187         if (serial == NULL) goto end;
1188
1189         if (!BN_add_word(serial,1))
1190                 { BIO_printf(bio_err,"add_word failure\n"); goto end; }
1191
1192         if (!save_serial(buf, NULL, serial, &bs)) goto end;
1193
1194  end:
1195         if (buf) OPENSSL_free(buf);
1196         BN_free(serial);
1197         return bs;
1198         }
1199
1200 static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest,
1201                         X509 *x, X509 *xca, EVP_PKEY *pkey,
1202                         STACK_OF(OPENSSL_STRING) *sigopts,
1203                         char *serialfile, int create,
1204                         int days, int clrext, CONF *conf, char *section,
1205                         ASN1_INTEGER *sno)
1206         {
1207         int ret=0;
1208         ASN1_INTEGER *bs=NULL;
1209         X509_STORE_CTX xsc;
1210         EVP_PKEY *upkey;
1211
1212         upkey = X509_get_pubkey(xca);
1213         EVP_PKEY_copy_parameters(upkey,pkey);
1214         EVP_PKEY_free(upkey);
1215
1216         if(!X509_STORE_CTX_init(&xsc,ctx,x,NULL))
1217                 {
1218                 BIO_printf(bio_err,"Error initialising X509 store\n");
1219                 goto end;
1220                 }
1221         if (sno) bs = sno;
1222         else if (!(bs = x509_load_serial(CAfile, serialfile, create)))
1223                 goto end;
1224
1225 /*      if (!X509_STORE_add_cert(ctx,x)) goto end;*/
1226
1227         /* NOTE: this certificate can/should be self signed, unless it was
1228          * a certificate request in which case it is not. */
1229         X509_STORE_CTX_set_cert(&xsc,x);
1230         X509_STORE_CTX_set_flags(&xsc, X509_V_FLAG_CHECK_SS_SIGNATURE);
1231         if (!reqfile && X509_verify_cert(&xsc) <= 0)
1232                 goto end;
1233
1234         if (!X509_check_private_key(xca,pkey))
1235                 {
1236                 BIO_printf(bio_err,"CA certificate and CA private key do not match\n");
1237                 goto end;
1238                 }
1239
1240         if (!X509_set_issuer_name(x,X509_get_subject_name(xca))) goto end;
1241         if (!X509_set_serialNumber(x,bs)) goto end;
1242
1243         if (X509_gmtime_adj(X509_get_notBefore(x),0L) == NULL)
1244                 goto end;
1245
1246         /* hardwired expired */
1247         if (X509_time_adj_ex(X509_get_notAfter(x),days, 0, NULL) == NULL)
1248                 goto end;
1249
1250         if (clrext)
1251                 {
1252                 while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0);
1253                 }
1254
1255         if (conf)
1256                 {
1257                 X509V3_CTX ctx2;
1258 #ifdef OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL
1259                 X509_set_version(x, force_version);
1260 #else
1261                 X509_set_version(x,2); /* version 3 certificate */
1262 #endif
1263                 X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0);
1264                 X509V3_set_nconf(&ctx2, conf);
1265                 if (!X509V3_EXT_add_nconf(conf, &ctx2, section, x)) goto end;
1266                 }
1267
1268         if (!do_X509_sign(bio_err, x, pkey, digest, sigopts))
1269                 goto end;
1270         ret=1;
1271 end:
1272         X509_STORE_CTX_cleanup(&xsc);
1273         if (!ret)
1274                 ERR_print_errors(bio_err);
1275         if (!sno) ASN1_INTEGER_free(bs);
1276         return ret;
1277         }
1278
1279 static int callb(int ok, X509_STORE_CTX *ctx)
1280         {
1281         int err;
1282         X509 *err_cert;
1283
1284         /* it is ok to use a self signed certificate
1285          * This case will catch both the initial ok == 0 and the
1286          * final ok == 1 calls to this function */
1287         err=X509_STORE_CTX_get_error(ctx);
1288         if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT)
1289                 return 1;
1290
1291         /* BAD we should have gotten an error.  Normally if everything
1292          * worked X509_STORE_CTX_get_error(ctx) will still be set to
1293          * DEPTH_ZERO_SELF_.... */
1294         if (ok)
1295                 {
1296                 BIO_printf(bio_err,"error with certificate to be certified - should be self signed\n");
1297                 return 0;
1298                 }
1299         else
1300                 {
1301                 err_cert=X509_STORE_CTX_get_current_cert(ctx);
1302                 print_name(bio_err, NULL, X509_get_subject_name(err_cert),0);
1303                 BIO_printf(bio_err,"error with certificate - error %d at depth %d\n%s\n",
1304                         err,X509_STORE_CTX_get_error_depth(ctx),
1305                         X509_verify_cert_error_string(err));
1306                 return 1;
1307                 }
1308         }
1309
1310 /* self sign */
1311 static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext, const EVP_MD *digest, 
1312                                                 CONF *conf, char *section)
1313         {
1314
1315         EVP_PKEY *pktmp;
1316
1317         pktmp = X509_get_pubkey(x);
1318         EVP_PKEY_copy_parameters(pktmp,pkey);
1319         EVP_PKEY_save_parameters(pktmp,1);
1320         EVP_PKEY_free(pktmp);
1321
1322         if (!X509_set_issuer_name(x,X509_get_subject_name(x))) goto err;
1323         if (X509_gmtime_adj(X509_get_notBefore(x),0) == NULL) goto err;
1324
1325         /* Lets just make it 12:00am GMT, Jan 1 1970 */
1326         /* memcpy(x->cert_info->validity->notBefore,"700101120000Z",13); */
1327         /* 28 days to be certified */
1328
1329         if (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL)
1330                 goto err;
1331
1332         if (!X509_set_pubkey(x,pkey)) goto err;
1333         if (clrext)
1334                 {
1335                 while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0);
1336                 }
1337         if (conf)
1338                 {
1339                 X509V3_CTX ctx;
1340 #ifdef OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL
1341                 X509_set_version(x, force_version);
1342 #else
1343                 X509_set_version(x,2); /* version 3 certificate */
1344 #endif
1345                 X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0);
1346                 X509V3_set_nconf(&ctx, conf);
1347                 if (!X509V3_EXT_add_nconf(conf, &ctx, section, x)) goto err;
1348                 }
1349         if (!X509_sign(x,pkey,digest)) goto err;
1350         return 1;
1351 err:
1352         ERR_print_errors(bio_err);
1353         return 0;
1354         }
1355
1356 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt)
1357 {
1358         int id, i, idret;
1359         char *pname;
1360         id = X509_PURPOSE_get_id(pt);
1361         pname = X509_PURPOSE_get0_name(pt);
1362         for (i = 0; i < 2; i++)
1363                 {
1364                 idret = X509_check_purpose(cert, id, i);
1365                 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : ""); 
1366                 if (idret == 1) BIO_printf(bio, "Yes\n");
1367                 else if (idret == 0) BIO_printf(bio, "No\n");
1368                 else BIO_printf(bio, "Yes (WARNING code=%d)\n", idret);
1369                 }
1370         return 1;
1371 }