The majority of the OCSP code from CertCo.
[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 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 #include <openssl/engine.h>
77
78 #undef PROG
79 #define PROG x509_main
80
81 #undef POSTFIX
82 #define POSTFIX ".srl"
83 #define DEF_DAYS        30
84
85 static char *x509_usage[]={
86 "usage: x509 args\n",
87 " -inform arg     - input format - default PEM (one of DER, NET or PEM)\n",
88 " -outform arg    - output format - default PEM (one of DER, NET or PEM)\n",
89 " -keyform arg    - private key format - default PEM\n",
90 " -CAform arg     - CA format - default PEM\n",
91 " -CAkeyform arg  - CA key format - default PEM\n",
92 " -in arg         - input file - default stdin\n",
93 " -out arg        - output file - default stdout\n",
94 " -passin arg     - private key password source\n",
95 " -serial         - print serial number value\n",
96 " -hash           - print hash value\n",
97 " -subject        - print subject DN\n",
98 " -issuer         - print issuer DN\n",
99 " -email          - print email address(es)\n",
100 " -startdate      - notBefore field\n",
101 " -enddate        - notAfter field\n",
102 " -purpose        - print out certificate purposes\n",
103 " -dates          - both Before and After dates\n",
104 " -modulus        - print the RSA key modulus\n",
105 " -pubkey         - output the public key\n",
106 " -fingerprint    - print the certificate fingerprint\n",
107 " -alias          - output certificate alias\n",
108 " -noout          - no certificate output\n",
109 " -ocspid         - print OCSP hash values for the subject name and public key\n",
110 " -trustout       - output a \"trusted\" certificate\n",
111 " -clrtrust       - clear all trusted purposes\n",
112 " -clrreject      - clear all rejected purposes\n",
113 " -addtrust arg   - trust certificate for a given purpose\n",
114 " -addreject arg  - reject certificate for a given purpose\n",
115 " -setalias arg   - set certificate alias\n",
116 " -days arg       - How long till expiry of a signed certificate - def 30 days\n",
117 " -checkend arg   - check whether the cert expires in the next arg seconds\n",
118 "                   exit 1 if so, 0 if not\n",
119 " -signkey arg    - self sign cert with arg\n",
120 " -x509toreq      - output a certification request object\n",
121 " -req            - input is a certificate request, sign and output.\n",
122 " -CA arg         - set the CA certificate, must be PEM format.\n",
123 " -CAkey arg      - set the CA key, must be PEM format\n",
124 "                   missing, it is assumed to be in the CA file.\n",
125 " -CAcreateserial - create serial number file if it does not exist\n",
126 " -CAserial       - serial file\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 " -engine e       - use engine e, possibly a hardware device.\n",
135 " -certopt arg    - various certificate text options\n",
136 NULL
137 };
138
139 static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx);
140 static int sign (X509 *x, EVP_PKEY *pkey,int days,int clrext, const EVP_MD *digest,
141                                                 LHASH *conf, char *section);
142 static int x509_certify (X509_STORE *ctx,char *CAfile,const EVP_MD *digest,
143                          X509 *x,X509 *xca,EVP_PKEY *pkey,char *serial,
144                          int create,int days, int clrext, LHASH *conf, char *section);
145 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt);
146 static int reqfile=0;
147
148 int MAIN(int, char **);
149
150 int MAIN(int argc, char **argv)
151         {
152         ENGINE *e = NULL;
153         int ret=1;
154         X509_REQ *req=NULL;
155         X509 *x=NULL,*xca=NULL;
156         ASN1_OBJECT *objtmp;
157         EVP_PKEY *Upkey=NULL,*CApkey=NULL;
158         int i,num,badops=0;
159         BIO *out=NULL;
160         BIO *STDout=NULL;
161         STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL;
162         int informat,outformat,keyformat,CAformat,CAkeyformat;
163         char *infile=NULL,*outfile=NULL,*keyfile=NULL,*CAfile=NULL;
164         char *CAkeyfile=NULL,*CAserial=NULL;
165         char *alias=NULL;
166         int text=0,serial=0,hash=0,subject=0,issuer=0,startdate=0,enddate=0;
167         int ocspid=0;
168         int noout=0,sign_flag=0,CA_flag=0,CA_createserial=0,email=0;
169         int trustout=0,clrtrust=0,clrreject=0,aliasout=0,clrext=0;
170         int C=0;
171         int x509req=0,days=DEF_DAYS,modulus=0,pubkey=0;
172         int pprint = 0;
173         char **pp;
174         X509_STORE *ctx=NULL;
175         X509_REQ *rq=NULL;
176         int fingerprint=0;
177         char buf[256];
178         const EVP_MD *md_alg,*digest=EVP_md5();
179         LHASH *extconf = NULL;
180         char *extsect = NULL, *extfile = NULL, *passin = NULL, *passargin = NULL;
181         int need_rand = 0;
182         int checkend=0,checkoffset=0;
183         unsigned long nmflag = 0, certflag = 0;
184         char *engine=NULL;
185
186         reqfile=0;
187
188         apps_startup();
189
190         if (bio_err == NULL)
191                 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
192         STDout=BIO_new_fp(stdout,BIO_NOCLOSE);
193 #ifdef VMS
194         {
195         BIO *tmpbio = BIO_new(BIO_f_linebuffer());
196         STDout = BIO_push(tmpbio, STDout);
197         }
198 #endif
199
200         informat=FORMAT_PEM;
201         outformat=FORMAT_PEM;
202         keyformat=FORMAT_PEM;
203         CAformat=FORMAT_PEM;
204         CAkeyformat=FORMAT_PEM;
205
206         ctx=X509_STORE_new();
207         if (ctx == NULL) goto end;
208         X509_STORE_set_verify_cb_func(ctx,callb);
209
210         argc--;
211         argv++;
212         num=0;
213         while (argc >= 1)
214                 {
215                 if      (strcmp(*argv,"-inform") == 0)
216                         {
217                         if (--argc < 1) goto bad;
218                         informat=str2fmt(*(++argv));
219                         }
220                 else if (strcmp(*argv,"-outform") == 0)
221                         {
222                         if (--argc < 1) goto bad;
223                         outformat=str2fmt(*(++argv));
224                         }
225                 else if (strcmp(*argv,"-keyform") == 0)
226                         {
227                         if (--argc < 1) goto bad;
228                         keyformat=str2fmt(*(++argv));
229                         }
230                 else if (strcmp(*argv,"-req") == 0)
231                         {
232                         reqfile=1;
233                         need_rand = 1;
234                         }
235                 else if (strcmp(*argv,"-CAform") == 0)
236                         {
237                         if (--argc < 1) goto bad;
238                         CAformat=str2fmt(*(++argv));
239                         }
240                 else if (strcmp(*argv,"-CAkeyform") == 0)
241                         {
242                         if (--argc < 1) goto bad;
243                         CAformat=str2fmt(*(++argv));
244                         }
245                 else if (strcmp(*argv,"-days") == 0)
246                         {
247                         if (--argc < 1) goto bad;
248                         days=atoi(*(++argv));
249                         if (days == 0)
250                                 {
251                                 BIO_printf(STDout,"bad number of days\n");
252                                 goto bad;
253                                 }
254                         }
255                 else if (strcmp(*argv,"-passin") == 0)
256                         {
257                         if (--argc < 1) goto bad;
258                         passargin= *(++argv);
259                         }
260                 else if (strcmp(*argv,"-extfile") == 0)
261                         {
262                         if (--argc < 1) goto bad;
263                         extfile= *(++argv);
264                         }
265                 else if (strcmp(*argv,"-extensions") == 0)
266                         {
267                         if (--argc < 1) goto bad;
268                         extsect= *(++argv);
269                         }
270                 else if (strcmp(*argv,"-in") == 0)
271                         {
272                         if (--argc < 1) goto bad;
273                         infile= *(++argv);
274                         }
275                 else if (strcmp(*argv,"-out") == 0)
276                         {
277                         if (--argc < 1) goto bad;
278                         outfile= *(++argv);
279                         }
280                 else if (strcmp(*argv,"-signkey") == 0)
281                         {
282                         if (--argc < 1) goto bad;
283                         keyfile= *(++argv);
284                         sign_flag= ++num;
285                         need_rand = 1;
286                         }
287                 else if (strcmp(*argv,"-CA") == 0)
288                         {
289                         if (--argc < 1) goto bad;
290                         CAfile= *(++argv);
291                         CA_flag= ++num;
292                         need_rand = 1;
293                         }
294                 else if (strcmp(*argv,"-CAkey") == 0)
295                         {
296                         if (--argc < 1) goto bad;
297                         CAkeyfile= *(++argv);
298                         }
299                 else if (strcmp(*argv,"-CAserial") == 0)
300                         {
301                         if (--argc < 1) goto bad;
302                         CAserial= *(++argv);
303                         }
304                 else if (strcmp(*argv,"-addtrust") == 0)
305                         {
306                         if (--argc < 1) goto bad;
307                         if (!(objtmp = OBJ_txt2obj(*(++argv), 0)))
308                                 {
309                                 BIO_printf(bio_err,
310                                         "Invalid trust object value %s\n", *argv);
311                                 goto bad;
312                                 }
313                         if (!trust) trust = sk_ASN1_OBJECT_new_null();
314                         sk_ASN1_OBJECT_push(trust, objtmp);
315                         trustout = 1;
316                         }
317                 else if (strcmp(*argv,"-addreject") == 0)
318                         {
319                         if (--argc < 1) goto bad;
320                         if (!(objtmp = OBJ_txt2obj(*(++argv), 0)))
321                                 {
322                                 BIO_printf(bio_err,
323                                         "Invalid reject object value %s\n", *argv);
324                                 goto bad;
325                                 }
326                         if (!reject) reject = sk_ASN1_OBJECT_new_null();
327                         sk_ASN1_OBJECT_push(reject, objtmp);
328                         trustout = 1;
329                         }
330                 else if (strcmp(*argv,"-setalias") == 0)
331                         {
332                         if (--argc < 1) goto bad;
333                         alias= *(++argv);
334                         trustout = 1;
335                         }
336                 else if (strcmp(*argv,"-certopt") == 0)
337                         {
338                         if (--argc < 1) goto bad;
339                         if (!set_cert_ex(&certflag, *(++argv))) goto bad;
340                         }
341                 else if (strcmp(*argv,"-nameopt") == 0)
342                         {
343                         if (--argc < 1) goto bad;
344                         if (!set_name_ex(&nmflag, *(++argv))) goto bad;
345                         }
346                 else if (strcmp(*argv,"-setalias") == 0)
347                         {
348                         if (--argc < 1) goto bad;
349                         alias= *(++argv);
350                         trustout = 1;
351                         }
352                 else if (strcmp(*argv,"-engine") == 0)
353                         {
354                         if (--argc < 1) goto bad;
355                         engine= *(++argv);
356                         }
357                 else if (strcmp(*argv,"-C") == 0)
358                         C= ++num;
359                 else if (strcmp(*argv,"-email") == 0)
360                         email= ++num;
361                 else if (strcmp(*argv,"-serial") == 0)
362                         serial= ++num;
363                 else if (strcmp(*argv,"-modulus") == 0)
364                         modulus= ++num;
365                 else if (strcmp(*argv,"-pubkey") == 0)
366                         pubkey= ++num;
367                 else if (strcmp(*argv,"-x509toreq") == 0)
368                         x509req= ++num;
369                 else if (strcmp(*argv,"-text") == 0)
370                         text= ++num;
371                 else if (strcmp(*argv,"-hash") == 0)
372                         hash= ++num;
373                 else if (strcmp(*argv,"-subject") == 0)
374                         subject= ++num;
375                 else if (strcmp(*argv,"-issuer") == 0)
376                         issuer= ++num;
377                 else if (strcmp(*argv,"-fingerprint") == 0)
378                         fingerprint= ++num;
379                 else if (strcmp(*argv,"-dates") == 0)
380                         {
381                         startdate= ++num;
382                         enddate= ++num;
383                         }
384                 else if (strcmp(*argv,"-purpose") == 0)
385                         pprint= ++num;
386                 else if (strcmp(*argv,"-startdate") == 0)
387                         startdate= ++num;
388                 else if (strcmp(*argv,"-enddate") == 0)
389                         enddate= ++num;
390                 else if (strcmp(*argv,"-checkend") == 0)
391                         {
392                         if (--argc < 1) goto bad;
393                         checkoffset=atoi(*(++argv));
394                         checkend=1;
395                         }
396                 else if (strcmp(*argv,"-noout") == 0)
397                         noout= ++num;
398                 else if (strcmp(*argv,"-trustout") == 0)
399                         trustout= 1;
400                 else if (strcmp(*argv,"-clrtrust") == 0)
401                         clrtrust= ++num;
402                 else if (strcmp(*argv,"-clrreject") == 0)
403                         clrreject= ++num;
404                 else if (strcmp(*argv,"-alias") == 0)
405                         aliasout= ++num;
406                 else if (strcmp(*argv,"-CAcreateserial") == 0)
407                         CA_createserial= ++num;
408                 else if (strcmp(*argv,"-clrext") == 0)
409                         clrext = 1;
410 #if 1 /* stay backwards-compatible with 0.9.5; this should go away soon */
411                 else if (strcmp(*argv,"-crlext") == 0)
412                         {
413                         BIO_printf(bio_err,"use -clrext instead of -crlext\n");
414                         clrext = 1;
415                         }
416 #endif
417                 else if (strcmp(*argv,"-ocspid") == 0)
418                         ocspid= ++num;
419                 else if ((md_alg=EVP_get_digestbyname(*argv + 1)))
420                         {
421                         /* ok */
422                         digest=md_alg;
423                         }
424                 else
425                         {
426                         BIO_printf(bio_err,"unknown option %s\n",*argv);
427                         badops=1;
428                         break;
429                         }
430                 argc--;
431                 argv++;
432                 }
433
434         if (badops)
435                 {
436 bad:
437                 for (pp=x509_usage; (*pp != NULL); pp++)
438                         BIO_printf(bio_err,*pp);
439                 goto end;
440                 }
441
442         if (engine != NULL)
443                 {
444                 if((e = ENGINE_by_id(engine)) == NULL)
445                         {
446                         BIO_printf(bio_err,"invalid engine \"%s\"\n",
447                                 engine);
448                         goto end;
449                         }
450                 if(!ENGINE_set_default(e, ENGINE_METHOD_ALL))
451                         {
452                         BIO_printf(bio_err,"can't use that engine\n");
453                         goto end;
454                         }
455                 BIO_printf(bio_err,"engine \"%s\" set.\n", engine);
456                 /* Free our "structural" reference. */
457                 ENGINE_free(e);
458                 }
459
460         if (need_rand)
461                 app_RAND_load_file(NULL, bio_err, 0);
462
463         ERR_load_crypto_strings();
464
465         if (!app_passwd(bio_err, passargin, NULL, &passin, NULL))
466                 {
467                 BIO_printf(bio_err, "Error getting password\n");
468                 goto end;
469                 }
470
471         if (!X509_STORE_set_default_paths(ctx))
472                 {
473                 ERR_print_errors(bio_err);
474                 goto end;
475                 }
476
477         if ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM))
478                 { CAkeyfile=CAfile; }
479         else if ((CA_flag) && (CAkeyfile == NULL))
480                 {
481                 BIO_printf(bio_err,"need to specify a CAkey if using the CA command\n");
482                 goto end;
483                 }
484
485         if (extfile)
486                 {
487                 long errorline;
488                 X509V3_CTX ctx2;
489                 if (!(extconf=CONF_load(NULL,extfile,&errorline)))
490                         {
491                         if (errorline <= 0)
492                                 BIO_printf(bio_err,
493                                         "error loading the config file '%s'\n",
494                                                                 extfile);
495                         else
496                                 BIO_printf(bio_err,
497                                        "error on line %ld of config file '%s'\n"
498                                                         ,errorline,extfile);
499                         goto end;
500                         }
501                 if (!extsect && !(extsect = CONF_get_string(extconf, "default",
502                                          "extensions"))) extsect = "default";
503                 X509V3_set_ctx_test(&ctx2);
504                 X509V3_set_conf_lhash(&ctx2, extconf);
505                 if (!X509V3_EXT_add_conf(extconf, &ctx2, extsect, NULL))
506                         {
507                         BIO_printf(bio_err,
508                                 "Error Loading extension section %s\n",
509                                                                  extsect);
510                         ERR_print_errors(bio_err);
511                         goto end;
512                         }
513                 }
514
515
516         if (reqfile)
517                 {
518                 EVP_PKEY *pkey;
519                 X509_CINF *ci;
520                 BIO *in;
521
522                 if (!sign_flag && !CA_flag)
523                         {
524                         BIO_printf(bio_err,"We need a private key to sign with\n");
525                         goto end;
526                         }
527                 in=BIO_new(BIO_s_file());
528                 if (in == NULL)
529                         {
530                         ERR_print_errors(bio_err);
531                         goto end;
532                         }
533
534                 if (infile == NULL)
535                         BIO_set_fp(in,stdin,BIO_NOCLOSE|BIO_FP_TEXT);
536                 else
537                         {
538                         if (BIO_read_filename(in,infile) <= 0)
539                                 {
540                                 perror(infile);
541                                 BIO_free(in);
542                                 goto end;
543                                 }
544                         }
545                 req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
546                 BIO_free(in);
547
548                 if (req == NULL)
549                         {
550                         ERR_print_errors(bio_err);
551                         goto end;
552                         }
553
554                 if (    (req->req_info == NULL) ||
555                         (req->req_info->pubkey == NULL) ||
556                         (req->req_info->pubkey->public_key == NULL) ||
557                         (req->req_info->pubkey->public_key->data == NULL))
558                         {
559                         BIO_printf(bio_err,"The certificate request appears to corrupted\n");
560                         BIO_printf(bio_err,"It does not contain a public key\n");
561                         goto end;
562                         }
563                 if ((pkey=X509_REQ_get_pubkey(req)) == NULL)
564                         {
565                         BIO_printf(bio_err,"error unpacking public key\n");
566                         goto end;
567                         }
568                 i=X509_REQ_verify(req,pkey);
569                 EVP_PKEY_free(pkey);
570                 if (i < 0)
571                         {
572                         BIO_printf(bio_err,"Signature verification error\n");
573                         ERR_print_errors(bio_err);
574                         goto end;
575                         }
576                 if (i == 0)
577                         {
578                         BIO_printf(bio_err,"Signature did not match the certificate request\n");
579                         goto end;
580                         }
581                 else
582                         BIO_printf(bio_err,"Signature ok\n");
583
584                 print_name(bio_err, "subject=", X509_REQ_get_subject_name(req), nmflag);
585
586                 if ((x=X509_new()) == NULL) goto end;
587                 ci=x->cert_info;
588
589                 if (!ASN1_INTEGER_set(X509_get_serialNumber(x),0)) goto end;
590                 if (!X509_set_issuer_name(x,req->req_info->subject)) goto end;
591                 if (!X509_set_subject_name(x,req->req_info->subject)) goto end;
592
593                 X509_gmtime_adj(X509_get_notBefore(x),0);
594                 X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days);
595
596                 pkey = X509_REQ_get_pubkey(req);
597                 X509_set_pubkey(x,pkey);
598                 EVP_PKEY_free(pkey);
599                 }
600         else
601                 x=load_cert(bio_err,infile,informat);
602
603         if (x == NULL) goto end;
604         if (CA_flag)
605                 {
606                 xca=load_cert(bio_err,CAfile,CAformat);
607                 if (xca == NULL) goto end;
608                 }
609
610         if (!noout || text)
611                 {
612                 OBJ_create("2.99999.3",
613                         "SET.ex3","SET x509v3 extension 3");
614
615                 out=BIO_new(BIO_s_file());
616                 if (out == NULL)
617                         {
618                         ERR_print_errors(bio_err);
619                         goto end;
620                         }
621                 if (outfile == NULL)
622                         {
623                         BIO_set_fp(out,stdout,BIO_NOCLOSE);
624 #ifdef VMS
625                         {
626                         BIO *tmpbio = BIO_new(BIO_f_linebuffer());
627                         out = BIO_push(tmpbio, out);
628                         }
629 #endif
630                         }
631                 else
632                         {
633                         if (BIO_write_filename(out,outfile) <= 0)
634                                 {
635                                 perror(outfile);
636                                 goto end;
637                                 }
638                         }
639                 }
640
641         if (alias) X509_alias_set1(x, (unsigned char *)alias, -1);
642
643         if (clrtrust) X509_trust_clear(x);
644         if (clrreject) X509_reject_clear(x);
645
646         if (trust)
647                 {
648                 for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++)
649                         {
650                         objtmp = sk_ASN1_OBJECT_value(trust, i);
651                         X509_add1_trust_object(x, objtmp);
652                         }
653                 }
654
655         if (reject)
656                 {
657                 for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++)
658                         {
659                         objtmp = sk_ASN1_OBJECT_value(reject, i);
660                         X509_add1_reject_object(x, objtmp);
661                         }
662                 }
663
664         if (num)
665                 {
666                 for (i=1; i<=num; i++)
667                         {
668                         if (issuer == i)
669                                 {
670                                 print_name(STDout, "issuer= ",
671                                         X509_get_issuer_name(x), nmflag);
672                                 }
673                         else if (subject == i) 
674                                 {
675                                 print_name(STDout, "subject= ",
676                                         X509_get_subject_name(x), nmflag);
677                                 }
678                         else if (serial == i)
679                                 {
680                                 BIO_printf(STDout,"serial=");
681                                 i2a_ASN1_INTEGER(STDout,x->cert_info->serialNumber);
682                                 BIO_printf(STDout,"\n");
683                                 }
684                         else if (email == i) 
685                                 {
686                                 int j;
687                                 STACK *emlst;
688                                 emlst = X509_get1_email(x);
689                                 for (j = 0; j < sk_num(emlst); j++)
690                                         BIO_printf(STDout, "%s\n", sk_value(emlst, j));
691                                 X509_email_free(emlst);
692                                 }
693                         else if (aliasout == i)
694                                 {
695                                 unsigned char *alstr;
696                                 alstr = X509_alias_get0(x, NULL);
697                                 if (alstr) BIO_printf(STDout,"%s\n", alstr);
698                                 else BIO_puts(STDout,"<No Alias>\n");
699                                 }
700                         else if (hash == i)
701                                 {
702                                 BIO_printf(STDout,"%08lx\n",X509_subject_name_hash(x));
703                                 }
704                         else if (pprint == i)
705                                 {
706                                 X509_PURPOSE *ptmp;
707                                 int j;
708                                 BIO_printf(STDout, "Certificate purposes:\n");
709                                 for (j = 0; j < X509_PURPOSE_get_count(); j++)
710                                         {
711                                         ptmp = X509_PURPOSE_get0(j);
712                                         purpose_print(STDout, x, ptmp);
713                                         }
714                                 }
715                         else
716                                 if (modulus == i)
717                                 {
718                                 EVP_PKEY *pkey;
719
720                                 pkey=X509_get_pubkey(x);
721                                 if (pkey == NULL)
722                                         {
723                                         BIO_printf(bio_err,"Modulus=unavailable\n");
724                                         ERR_print_errors(bio_err);
725                                         goto end;
726                                         }
727                                 BIO_printf(STDout,"Modulus=");
728 #ifndef NO_RSA
729                                 if (pkey->type == EVP_PKEY_RSA)
730                                         BN_print(STDout,pkey->pkey.rsa->n);
731                                 else
732 #endif
733 #ifndef NO_DSA
734                                 if (pkey->type == EVP_PKEY_DSA)
735                                         BN_print(STDout,pkey->pkey.dsa->pub_key);
736                                 else
737 #endif
738                                         BIO_printf(STDout,"Wrong Algorithm type");
739                                 BIO_printf(STDout,"\n");
740                                 EVP_PKEY_free(pkey);
741                                 }
742                         else
743                                 if (pubkey == i)
744                                 {
745                                 EVP_PKEY *pkey;
746
747                                 pkey=X509_get_pubkey(x);
748                                 if (pkey == NULL)
749                                         {
750                                         BIO_printf(bio_err,"Error getting public key\n");
751                                         ERR_print_errors(bio_err);
752                                         goto end;
753                                         }
754                                 PEM_write_bio_PUBKEY(STDout, pkey);
755                                 EVP_PKEY_free(pkey);
756                                 }
757                         else
758                                 if (C == i)
759                                 {
760                                 unsigned char *d;
761                                 char *m;
762                                 int y,z;
763
764                                 X509_NAME_oneline(X509_get_subject_name(x),
765                                         buf,256);
766                                 BIO_printf(STDout,"/* subject:%s */\n",buf);
767                                 m=X509_NAME_oneline(
768                                         X509_get_issuer_name(x),buf,256);
769                                 BIO_printf(STDout,"/* issuer :%s */\n",buf);
770
771                                 z=i2d_X509(x,NULL);
772                                 m=OPENSSL_malloc(z);
773
774                                 d=(unsigned char *)m;
775                                 z=i2d_X509_NAME(X509_get_subject_name(x),&d);
776                                 BIO_printf(STDout,"unsigned char XXX_subject_name[%d]={\n",z);
777                                 d=(unsigned char *)m;
778                                 for (y=0; y<z; y++)
779                                         {
780                                         BIO_printf(STDout,"0x%02X,",d[y]);
781                                         if ((y & 0x0f) == 0x0f) BIO_printf(STDout,"\n");
782                                         }
783                                 if (y%16 != 0) BIO_printf(STDout,"\n");
784                                 BIO_printf(STDout,"};\n");
785
786                                 z=i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x),&d);
787                                 BIO_printf(STDout,"unsigned char XXX_public_key[%d]={\n",z);
788                                 d=(unsigned char *)m;
789                                 for (y=0; y<z; y++)
790                                         {
791                                         BIO_printf(STDout,"0x%02X,",d[y]);
792                                         if ((y & 0x0f) == 0x0f)
793                                                 BIO_printf(STDout,"\n");
794                                         }
795                                 if (y%16 != 0) BIO_printf(STDout,"\n");
796                                 BIO_printf(STDout,"};\n");
797
798                                 z=i2d_X509(x,&d);
799                                 BIO_printf(STDout,"unsigned char XXX_certificate[%d]={\n",z);
800                                 d=(unsigned char *)m;
801                                 for (y=0; y<z; y++)
802                                         {
803                                         BIO_printf(STDout,"0x%02X,",d[y]);
804                                         if ((y & 0x0f) == 0x0f)
805                                                 BIO_printf(STDout,"\n");
806                                         }
807                                 if (y%16 != 0) BIO_printf(STDout,"\n");
808                                 BIO_printf(STDout,"};\n");
809
810                                 OPENSSL_free(m);
811                                 }
812                         else if (text == i)
813                                 {
814                                 X509_print_ex(out,x,nmflag, certflag);
815                                 }
816                         else if (startdate == i)
817                                 {
818                                 BIO_puts(STDout,"notBefore=");
819                                 ASN1_TIME_print(STDout,X509_get_notBefore(x));
820                                 BIO_puts(STDout,"\n");
821                                 }
822                         else if (enddate == i)
823                                 {
824                                 BIO_puts(STDout,"notAfter=");
825                                 ASN1_TIME_print(STDout,X509_get_notAfter(x));
826                                 BIO_puts(STDout,"\n");
827                                 }
828                         else if (fingerprint == i)
829                                 {
830                                 int j;
831                                 unsigned int n;
832                                 unsigned char md[EVP_MAX_MD_SIZE];
833
834                                 if (!X509_digest(x,digest,md,&n))
835                                         {
836                                         BIO_printf(bio_err,"out of memory\n");
837                                         goto end;
838                                         }
839                                 BIO_printf(STDout,"%s Fingerprint=",
840                                                 OBJ_nid2sn(EVP_MD_type(digest)));
841                                 for (j=0; j<(int)n; j++)
842                                         {
843                                         BIO_printf(STDout,"%02X%c",md[j],
844                                                 (j+1 == (int)n)
845                                                 ?'\n':':');
846                                         }
847                                 }
848
849                         /* should be in the library */
850                         else if ((sign_flag == i) && (x509req == 0))
851                                 {
852                                 BIO_printf(bio_err,"Getting Private key\n");
853                                 if (Upkey == NULL)
854                                         {
855                                         Upkey=load_key(bio_err,
856                                                 keyfile,keyformat, passin);
857                                         if (Upkey == NULL) goto end;
858                                         }
859 #ifndef NO_DSA
860                                 if (Upkey->type == EVP_PKEY_DSA)
861                                         digest=EVP_dss1();
862 #endif
863
864                                 assert(need_rand);
865                                 if (!sign(x,Upkey,days,clrext,digest,
866                                                  extconf, extsect)) goto end;
867                                 }
868                         else if (CA_flag == i)
869                                 {
870                                 BIO_printf(bio_err,"Getting CA Private Key\n");
871                                 if (CAkeyfile != NULL)
872                                         {
873                                         CApkey=load_key(bio_err,
874                                                 CAkeyfile,CAkeyformat, passin);
875                                         if (CApkey == NULL) goto end;
876                                         }
877 #ifndef NO_DSA
878                                 if (CApkey->type == EVP_PKEY_DSA)
879                                         digest=EVP_dss1();
880 #endif
881                                 
882                                 assert(need_rand);
883                                 if (!x509_certify(ctx,CAfile,digest,x,xca,
884                                         CApkey, CAserial,CA_createserial,days, clrext,
885                                         extconf, extsect))
886                                         goto end;
887                                 }
888                         else if (x509req == i)
889                                 {
890                                 EVP_PKEY *pk;
891
892                                 BIO_printf(bio_err,"Getting request Private Key\n");
893                                 if (keyfile == NULL)
894                                         {
895                                         BIO_printf(bio_err,"no request key file specified\n");
896                                         goto end;
897                                         }
898                                 else
899                                         {
900                                         pk=load_key(bio_err,
901                                                 keyfile,FORMAT_PEM, passin);
902                                         if (pk == NULL) goto end;
903                                         }
904
905                                 BIO_printf(bio_err,"Generating certificate request\n");
906
907                                 if (pk->type == EVP_PKEY_DSA)
908                                         digest=EVP_dss1();
909
910                                 rq=X509_to_X509_REQ(x,pk,digest);
911                                 EVP_PKEY_free(pk);
912                                 if (rq == NULL)
913                                         {
914                                         ERR_print_errors(bio_err);
915                                         goto end;
916                                         }
917                                 if (!noout)
918                                         {
919                                         X509_REQ_print(out,rq);
920                                         PEM_write_bio_X509_REQ(out,rq);
921                                         }
922                                 noout=1;
923                                 }
924                         else if (ocspid == i)
925                                 {
926                                 X509_ocspid_print(out, x);
927                                 }
928                         }
929                 }
930
931         if (checkend)
932                 {
933                 time_t tnow=time(NULL);
934
935                 if (ASN1_UTCTIME_cmp_time_t(X509_get_notAfter(x), tnow+checkoffset) == -1)
936                         {
937                         BIO_printf(out,"Certificate will expire\n");
938                         ret=1;
939                         }
940                 else
941                         {
942                         BIO_printf(out,"Certificate will not expire\n");
943                         ret=0;
944                         }
945                 goto end;
946                 }
947
948         if (noout)
949                 {
950                 ret=0;
951                 goto end;
952                 }
953
954         if      (outformat == FORMAT_ASN1)
955                 i=i2d_X509_bio(out,x);
956         else if (outformat == FORMAT_PEM)
957                 {
958                 if (trustout) i=PEM_write_bio_X509_AUX(out,x);
959                 else i=PEM_write_bio_X509(out,x);
960                 }
961         else if (outformat == FORMAT_NETSCAPE)
962                 {
963                 ASN1_HEADER ah;
964                 ASN1_OCTET_STRING os;
965
966                 os.data=(unsigned char *)NETSCAPE_CERT_HDR;
967                 os.length=strlen(NETSCAPE_CERT_HDR);
968                 ah.header= &os;
969                 ah.data=(char *)x;
970                 ah.meth=X509_asn1_meth();
971
972                 /* no macro for this one yet */
973                 i=ASN1_i2d_bio(i2d_ASN1_HEADER,out,(unsigned char *)&ah);
974                 }
975         else    {
976                 BIO_printf(bio_err,"bad output format specified for outfile\n");
977                 goto end;
978                 }
979         if (!i)
980                 {
981                 BIO_printf(bio_err,"unable to write certificate\n");
982                 ERR_print_errors(bio_err);
983                 goto end;
984                 }
985         ret=0;
986 end:
987         if (need_rand)
988                 app_RAND_write_file(NULL, bio_err);
989         OBJ_cleanup();
990         CONF_free(extconf);
991         BIO_free_all(out);
992         BIO_free_all(STDout);
993         X509_STORE_free(ctx);
994         X509_REQ_free(req);
995         X509_free(x);
996         X509_free(xca);
997         EVP_PKEY_free(Upkey);
998         EVP_PKEY_free(CApkey);
999         X509_REQ_free(rq);
1000         sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free);
1001         sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free);
1002         if (passin) OPENSSL_free(passin);
1003         EXIT(ret);
1004         }
1005
1006 static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest,
1007              X509 *x, X509 *xca, EVP_PKEY *pkey, char *serialfile, int create,
1008              int days, int clrext, LHASH *conf, char *section)
1009         {
1010         int ret=0;
1011         BIO *io=NULL;
1012         MS_STATIC char buf2[1024];
1013         char *buf=NULL,*p;
1014         BIGNUM *serial=NULL;
1015         ASN1_INTEGER *bs=NULL,bs2;
1016         X509_STORE_CTX xsc;
1017         EVP_PKEY *upkey;
1018
1019         upkey = X509_get_pubkey(xca);
1020         EVP_PKEY_copy_parameters(upkey,pkey);
1021         EVP_PKEY_free(upkey);
1022
1023         X509_STORE_CTX_init(&xsc,ctx,x,NULL);
1024         buf=OPENSSL_malloc(EVP_PKEY_size(pkey)*2+
1025                 ((serialfile == NULL)
1026                         ?(strlen(CAfile)+strlen(POSTFIX)+1)
1027                         :(strlen(serialfile)))+1);
1028         if (buf == NULL) { BIO_printf(bio_err,"out of mem\n"); goto end; }
1029         if (serialfile == NULL)
1030                 {
1031                 strcpy(buf,CAfile);
1032                 for (p=buf; *p; p++)
1033                         if (*p == '.')
1034                                 {
1035                                 *p='\0';
1036                                 break;
1037                                 }
1038                 strcat(buf,POSTFIX);
1039                 }
1040         else
1041                 strcpy(buf,serialfile);
1042         serial=BN_new();
1043         bs=ASN1_INTEGER_new();
1044         if ((serial == NULL) || (bs == NULL))
1045                 {
1046                 ERR_print_errors(bio_err);
1047                 goto end;
1048                 }
1049
1050         io=BIO_new(BIO_s_file());
1051         if (io == NULL)
1052                 {
1053                 ERR_print_errors(bio_err);
1054                 goto end;
1055                 }
1056         
1057         if (BIO_read_filename(io,buf) <= 0)
1058                 {
1059                 if (!create)
1060                         {
1061                         perror(buf);
1062                         goto end;
1063                         }
1064                 else
1065                         {
1066                         ASN1_INTEGER_set(bs,1);
1067                         BN_one(serial);
1068                         }
1069                 }
1070         else 
1071                 {
1072                 if (!a2i_ASN1_INTEGER(io,bs,buf2,1024))
1073                         {
1074                         BIO_printf(bio_err,"unable to load serial number from %s\n",buf);
1075                         ERR_print_errors(bio_err);
1076                         goto end;
1077                         }
1078                 else
1079                         {
1080                         serial=BN_bin2bn(bs->data,bs->length,serial);
1081                         if (serial == NULL)
1082                                 {
1083                                 BIO_printf(bio_err,"error converting bin 2 bn");
1084                                 goto end;
1085                                 }
1086                         }
1087                 }
1088
1089         if (!BN_add_word(serial,1))
1090                 { BIO_printf(bio_err,"add_word failure\n"); goto end; }
1091         bs2.data=(unsigned char *)buf2;
1092         bs2.length=BN_bn2bin(serial,bs2.data);
1093
1094         if (BIO_write_filename(io,buf) <= 0)
1095                 {
1096                 BIO_printf(bio_err,"error attempting to write serial number file\n");
1097                 perror(buf);
1098                 goto end;
1099                 }
1100         i2a_ASN1_INTEGER(io,&bs2);
1101         BIO_puts(io,"\n");
1102         BIO_free(io);
1103         io=NULL;
1104         
1105         if (!X509_STORE_add_cert(ctx,x)) goto end;
1106
1107         /* NOTE: this certificate can/should be self signed, unless it was
1108          * a certificate request in which case it is not. */
1109         X509_STORE_CTX_set_cert(&xsc,x);
1110         if (!reqfile && !X509_verify_cert(&xsc))
1111                 goto end;
1112
1113         if (!X509_check_private_key(xca,pkey))
1114                 {
1115                 BIO_printf(bio_err,"CA certificate and CA private key do not match\n");
1116                 goto end;
1117                 }
1118
1119         if (!X509_set_issuer_name(x,X509_get_subject_name(xca))) goto end;
1120         if (!X509_set_serialNumber(x,bs)) goto end;
1121
1122         if (X509_gmtime_adj(X509_get_notBefore(x),0L) == NULL)
1123                 goto end;
1124
1125         /* hardwired expired */
1126         if (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL)
1127                 goto end;
1128
1129         if (clrext)
1130                 {
1131                 while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0);
1132                 }
1133
1134         if (conf)
1135                 {
1136                 X509V3_CTX ctx2;
1137                 X509_set_version(x,2); /* version 3 certificate */
1138                 X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0);
1139                 X509V3_set_conf_lhash(&ctx2, conf);
1140                 if (!X509V3_EXT_add_conf(conf, &ctx2, section, x)) goto end;
1141                 }
1142
1143         if (!X509_sign(x,pkey,digest)) goto end;
1144         ret=1;
1145 end:
1146         X509_STORE_CTX_cleanup(&xsc);
1147         if (!ret)
1148                 ERR_print_errors(bio_err);
1149         if (buf != NULL) OPENSSL_free(buf);
1150         if (bs != NULL) ASN1_INTEGER_free(bs);
1151         if (io != NULL) BIO_free(io);
1152         if (serial != NULL) BN_free(serial);
1153         return ret;
1154         }
1155
1156 static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx)
1157         {
1158         int err;
1159         X509 *err_cert;
1160
1161         /* it is ok to use a self signed certificate
1162          * This case will catch both the initial ok == 0 and the
1163          * final ok == 1 calls to this function */
1164         err=X509_STORE_CTX_get_error(ctx);
1165         if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT)
1166                 return 1;
1167
1168         /* BAD we should have gotten an error.  Normally if everything
1169          * worked X509_STORE_CTX_get_error(ctx) will still be set to
1170          * DEPTH_ZERO_SELF_.... */
1171         if (ok)
1172                 {
1173                 BIO_printf(bio_err,"error with certificate to be certified - should be self signed\n");
1174                 return 0;
1175                 }
1176         else
1177                 {
1178                 err_cert=X509_STORE_CTX_get_current_cert(ctx);
1179                 print_name(bio_err, NULL, X509_get_subject_name(err_cert),0);
1180                 BIO_printf(bio_err,"error with certificate - error %d at depth %d\n%s\n",
1181                         err,X509_STORE_CTX_get_error_depth(ctx),
1182                         X509_verify_cert_error_string(err));
1183                 return 1;
1184                 }
1185         }
1186
1187 /* self sign */
1188 static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext, const EVP_MD *digest, 
1189                                                 LHASH *conf, char *section)
1190         {
1191
1192         EVP_PKEY *pktmp;
1193
1194         pktmp = X509_get_pubkey(x);
1195         EVP_PKEY_copy_parameters(pktmp,pkey);
1196         EVP_PKEY_save_parameters(pktmp,1);
1197         EVP_PKEY_free(pktmp);
1198
1199         if (!X509_set_issuer_name(x,X509_get_subject_name(x))) goto err;
1200         if (X509_gmtime_adj(X509_get_notBefore(x),0) == NULL) goto err;
1201
1202         /* Lets just make it 12:00am GMT, Jan 1 1970 */
1203         /* memcpy(x->cert_info->validity->notBefore,"700101120000Z",13); */
1204         /* 28 days to be certified */
1205
1206         if (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL)
1207                 goto err;
1208
1209         if (!X509_set_pubkey(x,pkey)) goto err;
1210         if (clrext)
1211                 {
1212                 while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0);
1213                 }
1214         if (conf)
1215                 {
1216                 X509V3_CTX ctx;
1217                 X509_set_version(x,2); /* version 3 certificate */
1218                 X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0);
1219                 X509V3_set_conf_lhash(&ctx, conf);
1220                 if (!X509V3_EXT_add_conf(conf, &ctx, section, x)) goto err;
1221                 }
1222         if (!X509_sign(x,pkey,digest)) goto err;
1223         return 1;
1224 err:
1225         ERR_print_errors(bio_err);
1226         return 0;
1227         }
1228
1229 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt)
1230 {
1231         int id, i, idret;
1232         char *pname;
1233         id = X509_PURPOSE_get_id(pt);
1234         pname = X509_PURPOSE_get0_name(pt);
1235         for (i = 0; i < 2; i++)
1236                 {
1237                 idret = X509_check_purpose(cert, id, i);
1238                 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : ""); 
1239                 if (idret == 1) BIO_printf(bio, "Yes\n");
1240                 else if (idret == 0) BIO_printf(bio, "No\n");
1241                 else BIO_printf(bio, "Yes (WARNING code=%d)\n", idret);
1242                 }
1243         return 1;
1244 }
1245
1246
1247