3bef1fc590a62342c72314ff65e824eb47e4b0c5
[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
77 #undef PROG
78 #define PROG x509_main
79
80 #undef POSTFIX
81 #define POSTFIX ".srl"
82 #define DEF_DAYS        30
83
84 static char *x509_usage[]={
85 "usage: x509 args\n",
86 " -inform arg     - input format - default PEM (one of DER, NET or PEM)\n",
87 " -outform arg    - output format - default PEM (one of DER, NET or PEM)\n",
88 " -keyform arg    - private key format - default PEM\n",
89 " -CAform arg     - CA format - default PEM\n",
90 " -CAkeyform arg  - CA key format - default PEM\n",
91 " -in arg         - input file - default stdin\n",
92 " -out arg        - output file - default stdout\n",
93 " -passin arg     - private key password source\n",
94 " -serial         - print serial number value\n",
95 " -hash           - print hash value\n",
96 " -subject        - print subject DN\n",
97 " -issuer         - print issuer DN\n",
98 " -email          - print email address(es)\n",
99 " -startdate      - notBefore field\n",
100 " -enddate        - notAfter field\n",
101 " -purpose        - print out certificate purposes\n",
102 " -dates          - both Before and After dates\n",
103 " -modulus        - print the RSA key modulus\n",
104 " -pubkey         - output the public key\n",
105 " -fingerprint    - print the certificate fingerprint\n",
106 " -alias          - output certificate alias\n",
107 " -noout          - no certificate output\n",
108 " -trustout       - output a \"trusted\" certificate\n",
109 " -clrtrust       - clear all trusted purposes\n",
110 " -clrreject      - clear all rejected purposes\n",
111 " -addtrust arg   - trust certificate for a given purpose\n",
112 " -addreject arg  - reject certificate for a given purpose\n",
113 " -setalias arg   - set certificate alias\n",
114 " -days arg       - How long till expiry of a signed certificate - def 30 days\n",
115 " -checkend arg   - check whether the cert expires in the next arg seconds\n",
116 "                   exit 1 if so, 0 if not\n",
117 " -signkey arg    - self sign cert with arg\n",
118 " -x509toreq      - output a certification request object\n",
119 " -req            - input is a certificate request, sign and output.\n",
120 " -CA arg         - set the CA certificate, must be PEM format.\n",
121 " -CAkey arg      - set the CA key, must be PEM format\n",
122 "                   missing, it is assumed to be in the CA file.\n",
123 " -CAcreateserial - create serial number file if it does not exist\n",
124 " -CAserial       - serial file\n",
125 " -text           - print the certificate in text form\n",
126 " -C              - print out C code forms\n",
127 " -md2/-md5/-sha1/-mdc2 - digest to use\n",
128 " -extfile        - configuration file with X509V3 extensions to add\n",
129 " -extensions     - section from config file with X509V3 extensions to add\n",
130 " -clrext         - delete extensions before signing and input certificate\n",
131 " -nameopt arg    - various certificate name options\n",
132 " -certopt arg    - various certificate text options\n",
133 NULL
134 };
135
136 static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx);
137 static int sign (X509 *x, EVP_PKEY *pkey,int days,int clrext, const EVP_MD *digest,
138                                                 LHASH *conf, char *section);
139 static int x509_certify (X509_STORE *ctx,char *CAfile,const EVP_MD *digest,
140                          X509 *x,X509 *xca,EVP_PKEY *pkey,char *serial,
141                          int create,int days, int clrext, LHASH *conf, char *section);
142 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt);
143 static int reqfile=0;
144
145 int MAIN(int, char **);
146
147 int MAIN(int argc, char **argv)
148         {
149         int ret=1;
150         X509_REQ *req=NULL;
151         X509 *x=NULL,*xca=NULL;
152         ASN1_OBJECT *objtmp;
153         EVP_PKEY *Upkey=NULL,*CApkey=NULL;
154         int i,num,badops=0;
155         BIO *out=NULL;
156         BIO *STDout=NULL;
157         STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL;
158         int informat,outformat,keyformat,CAformat,CAkeyformat;
159         char *infile=NULL,*outfile=NULL,*keyfile=NULL,*CAfile=NULL;
160         char *CAkeyfile=NULL,*CAserial=NULL;
161         char *alias=NULL;
162         int text=0,serial=0,hash=0,subject=0,issuer=0,startdate=0,enddate=0;
163         int noout=0,sign_flag=0,CA_flag=0,CA_createserial=0,email=0;
164         int trustout=0,clrtrust=0,clrreject=0,aliasout=0,clrext=0;
165         int C=0;
166         int x509req=0,days=DEF_DAYS,modulus=0,pubkey=0;
167         int pprint = 0;
168         char **pp;
169         X509_STORE *ctx=NULL;
170         X509_REQ *rq=NULL;
171         int fingerprint=0;
172         char buf[256];
173         const EVP_MD *md_alg,*digest=EVP_md5();
174         LHASH *extconf = NULL;
175         char *extsect = NULL, *extfile = NULL, *passin = NULL, *passargin = NULL;
176         int need_rand = 0;
177         int checkend=0,checkoffset=0;
178         unsigned long nmflag = 0, certflag = 0;
179
180         reqfile=0;
181
182         apps_startup();
183
184         if (bio_err == NULL)
185                 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
186         STDout=BIO_new_fp(stdout,BIO_NOCLOSE);
187 #ifdef VMS
188         {
189         BIO *tmpbio = BIO_new(BIO_f_linebuffer());
190         STDout = BIO_push(tmpbio, STDout);
191         }
192 #endif
193
194         informat=FORMAT_PEM;
195         outformat=FORMAT_PEM;
196         keyformat=FORMAT_PEM;
197         CAformat=FORMAT_PEM;
198         CAkeyformat=FORMAT_PEM;
199
200         ctx=X509_STORE_new();
201         if (ctx == NULL) goto end;
202         X509_STORE_set_verify_cb_func(ctx,callb);
203
204         argc--;
205         argv++;
206         num=0;
207         while (argc >= 1)
208                 {
209                 if      (strcmp(*argv,"-inform") == 0)
210                         {
211                         if (--argc < 1) goto bad;
212                         informat=str2fmt(*(++argv));
213                         }
214                 else if (strcmp(*argv,"-outform") == 0)
215                         {
216                         if (--argc < 1) goto bad;
217                         outformat=str2fmt(*(++argv));
218                         }
219                 else if (strcmp(*argv,"-keyform") == 0)
220                         {
221                         if (--argc < 1) goto bad;
222                         keyformat=str2fmt(*(++argv));
223                         }
224                 else if (strcmp(*argv,"-req") == 0)
225                         {
226                         reqfile=1;
227                         need_rand = 1;
228                         }
229                 else if (strcmp(*argv,"-CAform") == 0)
230                         {
231                         if (--argc < 1) goto bad;
232                         CAformat=str2fmt(*(++argv));
233                         }
234                 else if (strcmp(*argv,"-CAkeyform") == 0)
235                         {
236                         if (--argc < 1) goto bad;
237                         CAformat=str2fmt(*(++argv));
238                         }
239                 else if (strcmp(*argv,"-days") == 0)
240                         {
241                         if (--argc < 1) goto bad;
242                         days=atoi(*(++argv));
243                         if (days == 0)
244                                 {
245                                 BIO_printf(STDout,"bad number of days\n");
246                                 goto bad;
247                                 }
248                         }
249                 else if (strcmp(*argv,"-passin") == 0)
250                         {
251                         if (--argc < 1) goto bad;
252                         passargin= *(++argv);
253                         }
254                 else if (strcmp(*argv,"-extfile") == 0)
255                         {
256                         if (--argc < 1) goto bad;
257                         extfile= *(++argv);
258                         }
259                 else if (strcmp(*argv,"-extensions") == 0)
260                         {
261                         if (--argc < 1) goto bad;
262                         extsect= *(++argv);
263                         }
264                 else if (strcmp(*argv,"-in") == 0)
265                         {
266                         if (--argc < 1) goto bad;
267                         infile= *(++argv);
268                         }
269                 else if (strcmp(*argv,"-out") == 0)
270                         {
271                         if (--argc < 1) goto bad;
272                         outfile= *(++argv);
273                         }
274                 else if (strcmp(*argv,"-signkey") == 0)
275                         {
276                         if (--argc < 1) goto bad;
277                         keyfile= *(++argv);
278                         sign_flag= ++num;
279                         need_rand = 1;
280                         }
281                 else if (strcmp(*argv,"-CA") == 0)
282                         {
283                         if (--argc < 1) goto bad;
284                         CAfile= *(++argv);
285                         CA_flag= ++num;
286                         need_rand = 1;
287                         }
288                 else if (strcmp(*argv,"-CAkey") == 0)
289                         {
290                         if (--argc < 1) goto bad;
291                         CAkeyfile= *(++argv);
292                         }
293                 else if (strcmp(*argv,"-CAserial") == 0)
294                         {
295                         if (--argc < 1) goto bad;
296                         CAserial= *(++argv);
297                         }
298                 else if (strcmp(*argv,"-addtrust") == 0)
299                         {
300                         if (--argc < 1) goto bad;
301                         if (!(objtmp = OBJ_txt2obj(*(++argv), 0)))
302                                 {
303                                 BIO_printf(bio_err,
304                                         "Invalid trust object value %s\n", *argv);
305                                 goto bad;
306                                 }
307                         if (!trust) trust = sk_ASN1_OBJECT_new_null();
308                         sk_ASN1_OBJECT_push(trust, objtmp);
309                         trustout = 1;
310                         }
311                 else if (strcmp(*argv,"-addreject") == 0)
312                         {
313                         if (--argc < 1) goto bad;
314                         if (!(objtmp = OBJ_txt2obj(*(++argv), 0)))
315                                 {
316                                 BIO_printf(bio_err,
317                                         "Invalid reject object value %s\n", *argv);
318                                 goto bad;
319                                 }
320                         if (!reject) reject = sk_ASN1_OBJECT_new_null();
321                         sk_ASN1_OBJECT_push(reject, objtmp);
322                         trustout = 1;
323                         }
324                 else if (strcmp(*argv,"-setalias") == 0)
325                         {
326                         if (--argc < 1) goto bad;
327                         alias= *(++argv);
328                         trustout = 1;
329                         }
330                 else if (strcmp(*argv,"-certopt") == 0)
331                         {
332                         if (--argc < 1) goto bad;
333                         if (!set_cert_ex(&certflag, *(++argv))) goto bad;
334                         }
335                 else if (strcmp(*argv,"-nameopt") == 0)
336                         {
337                         if (--argc < 1) goto bad;
338                         if (!set_name_ex(&nmflag, *(++argv))) goto bad;
339                         }
340                 else if (strcmp(*argv,"-setalias") == 0)
341                         {
342                         if (--argc < 1) goto bad;
343                         alias= *(++argv);
344                         trustout = 1;
345                         }
346                 else if (strcmp(*argv,"-C") == 0)
347                         C= ++num;
348                 else if (strcmp(*argv,"-email") == 0)
349                         email= ++num;
350                 else if (strcmp(*argv,"-serial") == 0)
351                         serial= ++num;
352                 else if (strcmp(*argv,"-modulus") == 0)
353                         modulus= ++num;
354                 else if (strcmp(*argv,"-pubkey") == 0)
355                         pubkey= ++num;
356                 else if (strcmp(*argv,"-x509toreq") == 0)
357                         x509req= ++num;
358                 else if (strcmp(*argv,"-text") == 0)
359                         text= ++num;
360                 else if (strcmp(*argv,"-hash") == 0)
361                         hash= ++num;
362                 else if (strcmp(*argv,"-subject") == 0)
363                         subject= ++num;
364                 else if (strcmp(*argv,"-issuer") == 0)
365                         issuer= ++num;
366                 else if (strcmp(*argv,"-fingerprint") == 0)
367                         fingerprint= ++num;
368                 else if (strcmp(*argv,"-dates") == 0)
369                         {
370                         startdate= ++num;
371                         enddate= ++num;
372                         }
373                 else if (strcmp(*argv,"-purpose") == 0)
374                         pprint= ++num;
375                 else if (strcmp(*argv,"-startdate") == 0)
376                         startdate= ++num;
377                 else if (strcmp(*argv,"-enddate") == 0)
378                         enddate= ++num;
379                 else if (strcmp(*argv,"-checkend") == 0)
380                         {
381                         if (--argc < 1) goto bad;
382                         checkoffset=atoi(*(++argv));
383                         checkend=1;
384                         }
385                 else if (strcmp(*argv,"-noout") == 0)
386                         noout= ++num;
387                 else if (strcmp(*argv,"-trustout") == 0)
388                         trustout= 1;
389                 else if (strcmp(*argv,"-clrtrust") == 0)
390                         clrtrust= ++num;
391                 else if (strcmp(*argv,"-clrreject") == 0)
392                         clrreject= ++num;
393                 else if (strcmp(*argv,"-alias") == 0)
394                         aliasout= ++num;
395                 else if (strcmp(*argv,"-CAcreateserial") == 0)
396                         CA_createserial= ++num;
397                 else if (strcmp(*argv,"-clrext") == 0)
398                         clrext = 1;
399 #if 1 /* stay backwards-compatible with 0.9.5; this should go away soon */
400                 else if (strcmp(*argv,"-crlext") == 0)
401                         {
402                         BIO_printf(bio_err,"use -clrext instead of -crlext\n");
403                         clrext = 1;
404                         }
405 #endif
406                 else if ((md_alg=EVP_get_digestbyname(*argv + 1)))
407                         {
408                         /* ok */
409                         digest=md_alg;
410                         }
411                 else
412                         {
413                         BIO_printf(bio_err,"unknown option %s\n",*argv);
414                         badops=1;
415                         break;
416                         }
417                 argc--;
418                 argv++;
419                 }
420
421         if (badops)
422                 {
423 bad:
424                 for (pp=x509_usage; (*pp != NULL); pp++)
425                         BIO_printf(bio_err,*pp);
426                 goto end;
427                 }
428
429         if (need_rand)
430                 app_RAND_load_file(NULL, bio_err, 0);
431
432         ERR_load_crypto_strings();
433
434         if (!app_passwd(bio_err, passargin, NULL, &passin, NULL))
435                 {
436                 BIO_printf(bio_err, "Error getting password\n");
437                 goto end;
438                 }
439
440         if (!X509_STORE_set_default_paths(ctx))
441                 {
442                 ERR_print_errors(bio_err);
443                 goto end;
444                 }
445
446         if ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM))
447                 { CAkeyfile=CAfile; }
448         else if ((CA_flag) && (CAkeyfile == NULL))
449                 {
450                 BIO_printf(bio_err,"need to specify a CAkey if using the CA command\n");
451                 goto end;
452                 }
453
454         if (extfile)
455                 {
456                 long errorline;
457                 X509V3_CTX ctx2;
458                 if (!(extconf=CONF_load(NULL,extfile,&errorline)))
459                         {
460                         if (errorline <= 0)
461                                 BIO_printf(bio_err,
462                                         "error loading the config file '%s'\n",
463                                                                 extfile);
464                         else
465                                 BIO_printf(bio_err,
466                                        "error on line %ld of config file '%s'\n"
467                                                         ,errorline,extfile);
468                         goto end;
469                         }
470                 if (!extsect && !(extsect = CONF_get_string(extconf, "default",
471                                          "extensions"))) extsect = "default";
472                 X509V3_set_ctx_test(&ctx2);
473                 X509V3_set_conf_lhash(&ctx2, extconf);
474                 if (!X509V3_EXT_add_conf(extconf, &ctx2, extsect, NULL))
475                         {
476                         BIO_printf(bio_err,
477                                 "Error Loading extension section %s\n",
478                                                                  extsect);
479                         ERR_print_errors(bio_err);
480                         goto end;
481                         }
482                 }
483
484
485         if (reqfile)
486                 {
487                 EVP_PKEY *pkey;
488                 X509_CINF *ci;
489                 BIO *in;
490
491                 if (!sign_flag && !CA_flag)
492                         {
493                         BIO_printf(bio_err,"We need a private key to sign with\n");
494                         goto end;
495                         }
496                 in=BIO_new(BIO_s_file());
497                 if (in == NULL)
498                         {
499                         ERR_print_errors(bio_err);
500                         goto end;
501                         }
502
503                 if (infile == NULL)
504                         BIO_set_fp(in,stdin,BIO_NOCLOSE|BIO_FP_TEXT);
505                 else
506                         {
507                         if (BIO_read_filename(in,infile) <= 0)
508                                 {
509                                 perror(infile);
510                                 BIO_free(in);
511                                 goto end;
512                                 }
513                         }
514                 req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
515                 BIO_free(in);
516
517                 if (req == NULL)
518                         {
519                         ERR_print_errors(bio_err);
520                         goto end;
521                         }
522
523                 if (    (req->req_info == NULL) ||
524                         (req->req_info->pubkey == NULL) ||
525                         (req->req_info->pubkey->public_key == NULL) ||
526                         (req->req_info->pubkey->public_key->data == NULL))
527                         {
528                         BIO_printf(bio_err,"The certificate request appears to corrupted\n");
529                         BIO_printf(bio_err,"It does not contain a public key\n");
530                         goto end;
531                         }
532                 if ((pkey=X509_REQ_get_pubkey(req)) == NULL)
533                         {
534                         BIO_printf(bio_err,"error unpacking public key\n");
535                         goto end;
536                         }
537                 i=X509_REQ_verify(req,pkey);
538                 EVP_PKEY_free(pkey);
539                 if (i < 0)
540                         {
541                         BIO_printf(bio_err,"Signature verification error\n");
542                         ERR_print_errors(bio_err);
543                         goto end;
544                         }
545                 if (i == 0)
546                         {
547                         BIO_printf(bio_err,"Signature did not match the certificate request\n");
548                         goto end;
549                         }
550                 else
551                         BIO_printf(bio_err,"Signature ok\n");
552
553                 print_name(bio_err, "subject=", X509_REQ_get_subject_name(req), nmflag);
554
555                 if ((x=X509_new()) == NULL) goto end;
556                 ci=x->cert_info;
557
558                 if (!ASN1_INTEGER_set(X509_get_serialNumber(x),0)) goto end;
559                 if (!X509_set_issuer_name(x,req->req_info->subject)) goto end;
560                 if (!X509_set_subject_name(x,req->req_info->subject)) goto end;
561
562                 X509_gmtime_adj(X509_get_notBefore(x),0);
563                 X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days);
564
565                 pkey = X509_REQ_get_pubkey(req);
566                 X509_set_pubkey(x,pkey);
567                 EVP_PKEY_free(pkey);
568                 }
569         else
570                 x=load_cert(bio_err,infile,informat);
571
572         if (x == NULL) goto end;
573         if (CA_flag)
574                 {
575                 xca=load_cert(bio_err,CAfile,CAformat);
576                 if (xca == NULL) goto end;
577                 }
578
579         if (!noout || text)
580                 {
581                 OBJ_create("2.99999.3",
582                         "SET.ex3","SET x509v3 extension 3");
583
584                 out=BIO_new(BIO_s_file());
585                 if (out == NULL)
586                         {
587                         ERR_print_errors(bio_err);
588                         goto end;
589                         }
590                 if (outfile == NULL)
591                         {
592                         BIO_set_fp(out,stdout,BIO_NOCLOSE);
593 #ifdef VMS
594                         {
595                         BIO *tmpbio = BIO_new(BIO_f_linebuffer());
596                         out = BIO_push(tmpbio, out);
597                         }
598 #endif
599                         }
600                 else
601                         {
602                         if (BIO_write_filename(out,outfile) <= 0)
603                                 {
604                                 perror(outfile);
605                                 goto end;
606                                 }
607                         }
608                 }
609
610         if (alias) X509_alias_set1(x, (unsigned char *)alias, -1);
611
612         if (clrtrust) X509_trust_clear(x);
613         if (clrreject) X509_reject_clear(x);
614
615         if (trust)
616                 {
617                 for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++)
618                         {
619                         objtmp = sk_ASN1_OBJECT_value(trust, i);
620                         X509_add1_trust_object(x, objtmp);
621                         }
622                 }
623
624         if (reject)
625                 {
626                 for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++)
627                         {
628                         objtmp = sk_ASN1_OBJECT_value(reject, i);
629                         X509_add1_reject_object(x, objtmp);
630                         }
631                 }
632
633         if (num)
634                 {
635                 for (i=1; i<=num; i++)
636                         {
637                         if (issuer == i)
638                                 {
639                                 print_name(STDout, "issuer= ",
640                                         X509_get_issuer_name(x), nmflag);
641                                 }
642                         else if (subject == i) 
643                                 {
644                                 print_name(STDout, "subject= ",
645                                         X509_get_subject_name(x), nmflag);
646                                 }
647                         else if (serial == i)
648                                 {
649                                 BIO_printf(STDout,"serial=");
650                                 i2a_ASN1_INTEGER(STDout,x->cert_info->serialNumber);
651                                 BIO_printf(STDout,"\n");
652                                 }
653                         else if (email == i) 
654                                 {
655                                 int j;
656                                 STACK *emlst;
657                                 emlst = X509_get1_email(x);
658                                 for (j = 0; j < sk_num(emlst); j++)
659                                         BIO_printf(STDout, "%s\n", sk_value(emlst, j));
660                                 X509_email_free(emlst);
661                                 }
662                         else if (aliasout == i)
663                                 {
664                                 unsigned char *alstr;
665                                 alstr = X509_alias_get0(x, NULL);
666                                 if (alstr) BIO_printf(STDout,"%s\n", alstr);
667                                 else BIO_puts(STDout,"<No Alias>\n");
668                                 }
669                         else if (hash == i)
670                                 {
671                                 BIO_printf(STDout,"%08lx\n",X509_subject_name_hash(x));
672                                 }
673                         else if (pprint == i)
674                                 {
675                                 X509_PURPOSE *ptmp;
676                                 int j;
677                                 BIO_printf(STDout, "Certificate purposes:\n");
678                                 for (j = 0; j < X509_PURPOSE_get_count(); j++)
679                                         {
680                                         ptmp = X509_PURPOSE_get0(j);
681                                         purpose_print(STDout, x, ptmp);
682                                         }
683                                 }
684                         else
685                                 if (modulus == i)
686                                 {
687                                 EVP_PKEY *pkey;
688
689                                 pkey=X509_get_pubkey(x);
690                                 if (pkey == NULL)
691                                         {
692                                         BIO_printf(bio_err,"Modulus=unavailable\n");
693                                         ERR_print_errors(bio_err);
694                                         goto end;
695                                         }
696                                 BIO_printf(STDout,"Modulus=");
697 #ifndef NO_RSA
698                                 if (pkey->type == EVP_PKEY_RSA)
699                                         BN_print(STDout,pkey->pkey.rsa->n);
700                                 else
701 #endif
702 #ifndef NO_DSA
703                                 if (pkey->type == EVP_PKEY_DSA)
704                                         BN_print(STDout,pkey->pkey.dsa->pub_key);
705                                 else
706 #endif
707                                         BIO_printf(STDout,"Wrong Algorithm type");
708                                 BIO_printf(STDout,"\n");
709                                 EVP_PKEY_free(pkey);
710                                 }
711                         else
712                                 if (pubkey == i)
713                                 {
714                                 EVP_PKEY *pkey;
715
716                                 pkey=X509_get_pubkey(x);
717                                 if (pkey == NULL)
718                                         {
719                                         BIO_printf(bio_err,"Error getting public key\n");
720                                         ERR_print_errors(bio_err);
721                                         goto end;
722                                         }
723                                 PEM_write_bio_PUBKEY(STDout, pkey);
724                                 EVP_PKEY_free(pkey);
725                                 }
726                         else
727                                 if (C == i)
728                                 {
729                                 unsigned char *d;
730                                 char *m;
731                                 int y,z;
732
733                                 X509_NAME_oneline(X509_get_subject_name(x),
734                                         buf,256);
735                                 BIO_printf(STDout,"/* subject:%s */\n",buf);
736                                 m=X509_NAME_oneline(
737                                         X509_get_issuer_name(x),buf,256);
738                                 BIO_printf(STDout,"/* issuer :%s */\n",buf);
739
740                                 z=i2d_X509(x,NULL);
741                                 m=OPENSSL_malloc(z);
742
743                                 d=(unsigned char *)m;
744                                 z=i2d_X509_NAME(X509_get_subject_name(x),&d);
745                                 BIO_printf(STDout,"unsigned char XXX_subject_name[%d]={\n",z);
746                                 d=(unsigned char *)m;
747                                 for (y=0; y<z; y++)
748                                         {
749                                         BIO_printf(STDout,"0x%02X,",d[y]);
750                                         if ((y & 0x0f) == 0x0f) BIO_printf(STDout,"\n");
751                                         }
752                                 if (y%16 != 0) BIO_printf(STDout,"\n");
753                                 BIO_printf(STDout,"};\n");
754
755                                 z=i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x),&d);
756                                 BIO_printf(STDout,"unsigned char XXX_public_key[%d]={\n",z);
757                                 d=(unsigned char *)m;
758                                 for (y=0; y<z; y++)
759                                         {
760                                         BIO_printf(STDout,"0x%02X,",d[y]);
761                                         if ((y & 0x0f) == 0x0f)
762                                                 BIO_printf(STDout,"\n");
763                                         }
764                                 if (y%16 != 0) BIO_printf(STDout,"\n");
765                                 BIO_printf(STDout,"};\n");
766
767                                 z=i2d_X509(x,&d);
768                                 BIO_printf(STDout,"unsigned char XXX_certificate[%d]={\n",z);
769                                 d=(unsigned char *)m;
770                                 for (y=0; y<z; y++)
771                                         {
772                                         BIO_printf(STDout,"0x%02X,",d[y]);
773                                         if ((y & 0x0f) == 0x0f)
774                                                 BIO_printf(STDout,"\n");
775                                         }
776                                 if (y%16 != 0) BIO_printf(STDout,"\n");
777                                 BIO_printf(STDout,"};\n");
778
779                                 OPENSSL_free(m);
780                                 }
781                         else if (text == i)
782                                 {
783                                 X509_print_ex(out,x,nmflag, certflag);
784                                 }
785                         else if (startdate == i)
786                                 {
787                                 BIO_puts(STDout,"notBefore=");
788                                 ASN1_TIME_print(STDout,X509_get_notBefore(x));
789                                 BIO_puts(STDout,"\n");
790                                 }
791                         else if (enddate == i)
792                                 {
793                                 BIO_puts(STDout,"notAfter=");
794                                 ASN1_TIME_print(STDout,X509_get_notAfter(x));
795                                 BIO_puts(STDout,"\n");
796                                 }
797                         else if (fingerprint == i)
798                                 {
799                                 int j;
800                                 unsigned int n;
801                                 unsigned char md[EVP_MAX_MD_SIZE];
802
803                                 if (!X509_digest(x,digest,md,&n))
804                                         {
805                                         BIO_printf(bio_err,"out of memory\n");
806                                         goto end;
807                                         }
808                                 BIO_printf(STDout,"%s Fingerprint=",
809                                                 OBJ_nid2sn(EVP_MD_type(digest)));
810                                 for (j=0; j<(int)n; j++)
811                                         {
812                                         BIO_printf(STDout,"%02X%c",md[j],
813                                                 (j+1 == (int)n)
814                                                 ?'\n':':');
815                                         }
816                                 }
817
818                         /* should be in the library */
819                         else if ((sign_flag == i) && (x509req == 0))
820                                 {
821                                 BIO_printf(bio_err,"Getting Private key\n");
822                                 if (Upkey == NULL)
823                                         {
824                                         Upkey=load_key(bio_err,
825                                                 keyfile,keyformat, passin);
826                                         if (Upkey == NULL) goto end;
827                                         }
828 #ifndef NO_DSA
829                                 if (Upkey->type == EVP_PKEY_DSA)
830                                         digest=EVP_dss1();
831 #endif
832
833                                 assert(need_rand);
834                                 if (!sign(x,Upkey,days,clrext,digest,
835                                                  extconf, extsect)) goto end;
836                                 }
837                         else if (CA_flag == i)
838                                 {
839                                 BIO_printf(bio_err,"Getting CA Private Key\n");
840                                 if (CAkeyfile != NULL)
841                                         {
842                                         CApkey=load_key(bio_err,
843                                                 CAkeyfile,CAkeyformat, passin);
844                                         if (CApkey == NULL) goto end;
845                                         }
846 #ifndef NO_DSA
847                                 if (CApkey->type == EVP_PKEY_DSA)
848                                         digest=EVP_dss1();
849 #endif
850                                 
851                                 assert(need_rand);
852                                 if (!x509_certify(ctx,CAfile,digest,x,xca,
853                                         CApkey, CAserial,CA_createserial,days, clrext,
854                                         extconf, extsect))
855                                         goto end;
856                                 }
857                         else if (x509req == i)
858                                 {
859                                 EVP_PKEY *pk;
860
861                                 BIO_printf(bio_err,"Getting request Private Key\n");
862                                 if (keyfile == NULL)
863                                         {
864                                         BIO_printf(bio_err,"no request key file specified\n");
865                                         goto end;
866                                         }
867                                 else
868                                         {
869                                         pk=load_key(bio_err,
870                                                 keyfile,FORMAT_PEM, passin);
871                                         if (pk == NULL) goto end;
872                                         }
873
874                                 BIO_printf(bio_err,"Generating certificate request\n");
875
876                                 if (pk->type == EVP_PKEY_DSA)
877                                         digest=EVP_dss1();
878
879                                 rq=X509_to_X509_REQ(x,pk,digest);
880                                 EVP_PKEY_free(pk);
881                                 if (rq == NULL)
882                                         {
883                                         ERR_print_errors(bio_err);
884                                         goto end;
885                                         }
886                                 if (!noout)
887                                         {
888                                         X509_REQ_print(out,rq);
889                                         PEM_write_bio_X509_REQ(out,rq);
890                                         }
891                                 noout=1;
892                                 }
893                         }
894                 }
895
896         if (checkend)
897                 {
898                 time_t tnow=time(NULL);
899
900                 if (ASN1_UTCTIME_cmp_time_t(X509_get_notAfter(x), tnow+checkoffset) == -1)
901                         {
902                         BIO_printf(out,"Certificate will expire\n");
903                         ret=1;
904                         }
905                 else
906                         {
907                         BIO_printf(out,"Certificate will not expire\n");
908                         ret=0;
909                         }
910                 goto end;
911                 }
912
913         if (noout)
914                 {
915                 ret=0;
916                 goto end;
917                 }
918
919         if      (outformat == FORMAT_ASN1)
920                 i=i2d_X509_bio(out,x);
921         else if (outformat == FORMAT_PEM)
922                 {
923                 if (trustout) i=PEM_write_bio_X509_AUX(out,x);
924                 else i=PEM_write_bio_X509(out,x);
925                 }
926         else if (outformat == FORMAT_NETSCAPE)
927                 {
928                 ASN1_HEADER ah;
929                 ASN1_OCTET_STRING os;
930
931                 os.data=(unsigned char *)NETSCAPE_CERT_HDR;
932                 os.length=strlen(NETSCAPE_CERT_HDR);
933                 ah.header= &os;
934                 ah.data=(char *)x;
935                 ah.meth=X509_asn1_meth();
936
937                 /* no macro for this one yet */
938                 i=ASN1_i2d_bio(i2d_ASN1_HEADER,out,(unsigned char *)&ah);
939                 }
940         else    {
941                 BIO_printf(bio_err,"bad output format specified for outfile\n");
942                 goto end;
943                 }
944         if (!i)
945                 {
946                 BIO_printf(bio_err,"unable to write certificate\n");
947                 ERR_print_errors(bio_err);
948                 goto end;
949                 }
950         ret=0;
951 end:
952         if (need_rand)
953                 app_RAND_write_file(NULL, bio_err);
954         OBJ_cleanup();
955         CONF_free(extconf);
956         BIO_free_all(out);
957         BIO_free_all(STDout);
958         X509_STORE_free(ctx);
959         X509_REQ_free(req);
960         X509_free(x);
961         X509_free(xca);
962         EVP_PKEY_free(Upkey);
963         EVP_PKEY_free(CApkey);
964         X509_REQ_free(rq);
965         sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free);
966         sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free);
967         if (passin) OPENSSL_free(passin);
968         EXIT(ret);
969         }
970
971 static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest,
972              X509 *x, X509 *xca, EVP_PKEY *pkey, char *serialfile, int create,
973              int days, int clrext, LHASH *conf, char *section)
974         {
975         int ret=0;
976         BIO *io=NULL;
977         MS_STATIC char buf2[1024];
978         char *buf=NULL,*p;
979         BIGNUM *serial=NULL;
980         ASN1_INTEGER *bs=NULL,bs2;
981         X509_STORE_CTX xsc;
982         EVP_PKEY *upkey;
983
984         upkey = X509_get_pubkey(xca);
985         EVP_PKEY_copy_parameters(upkey,pkey);
986         EVP_PKEY_free(upkey);
987
988         X509_STORE_CTX_init(&xsc,ctx,x,NULL);
989         buf=OPENSSL_malloc(EVP_PKEY_size(pkey)*2+
990                 ((serialfile == NULL)
991                         ?(strlen(CAfile)+strlen(POSTFIX)+1)
992                         :(strlen(serialfile)))+1);
993         if (buf == NULL) { BIO_printf(bio_err,"out of mem\n"); goto end; }
994         if (serialfile == NULL)
995                 {
996                 strcpy(buf,CAfile);
997                 for (p=buf; *p; p++)
998                         if (*p == '.')
999                                 {
1000                                 *p='\0';
1001                                 break;
1002                                 }
1003                 strcat(buf,POSTFIX);
1004                 }
1005         else
1006                 strcpy(buf,serialfile);
1007         serial=BN_new();
1008         bs=ASN1_INTEGER_new();
1009         if ((serial == NULL) || (bs == NULL))
1010                 {
1011                 ERR_print_errors(bio_err);
1012                 goto end;
1013                 }
1014
1015         io=BIO_new(BIO_s_file());
1016         if (io == NULL)
1017                 {
1018                 ERR_print_errors(bio_err);
1019                 goto end;
1020                 }
1021         
1022         if (BIO_read_filename(io,buf) <= 0)
1023                 {
1024                 if (!create)
1025                         {
1026                         perror(buf);
1027                         goto end;
1028                         }
1029                 else
1030                         {
1031                         ASN1_INTEGER_set(bs,1);
1032                         BN_one(serial);
1033                         }
1034                 }
1035         else 
1036                 {
1037                 if (!a2i_ASN1_INTEGER(io,bs,buf2,1024))
1038                         {
1039                         BIO_printf(bio_err,"unable to load serial number from %s\n",buf);
1040                         ERR_print_errors(bio_err);
1041                         goto end;
1042                         }
1043                 else
1044                         {
1045                         serial=BN_bin2bn(bs->data,bs->length,serial);
1046                         if (serial == NULL)
1047                                 {
1048                                 BIO_printf(bio_err,"error converting bin 2 bn");
1049                                 goto end;
1050                                 }
1051                         }
1052                 }
1053
1054         if (!BN_add_word(serial,1))
1055                 { BIO_printf(bio_err,"add_word failure\n"); goto end; }
1056         bs2.data=(unsigned char *)buf2;
1057         bs2.length=BN_bn2bin(serial,bs2.data);
1058
1059         if (BIO_write_filename(io,buf) <= 0)
1060                 {
1061                 BIO_printf(bio_err,"error attempting to write serial number file\n");
1062                 perror(buf);
1063                 goto end;
1064                 }
1065         i2a_ASN1_INTEGER(io,&bs2);
1066         BIO_puts(io,"\n");
1067         BIO_free(io);
1068         io=NULL;
1069         
1070         if (!X509_STORE_add_cert(ctx,x)) goto end;
1071
1072         /* NOTE: this certificate can/should be self signed, unless it was
1073          * a certificate request in which case it is not. */
1074         X509_STORE_CTX_set_cert(&xsc,x);
1075         if (!reqfile && !X509_verify_cert(&xsc))
1076                 goto end;
1077
1078         if (!X509_check_private_key(xca,pkey))
1079                 {
1080                 BIO_printf(bio_err,"CA certificate and CA private key do not match\n");
1081                 goto end;
1082                 }
1083
1084         if (!X509_set_issuer_name(x,X509_get_subject_name(xca))) goto end;
1085         if (!X509_set_serialNumber(x,bs)) goto end;
1086
1087         if (X509_gmtime_adj(X509_get_notBefore(x),0L) == NULL)
1088                 goto end;
1089
1090         /* hardwired expired */
1091         if (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL)
1092                 goto end;
1093
1094         if (clrext)
1095                 {
1096                 while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0);
1097                 }
1098
1099         if (conf)
1100                 {
1101                 X509V3_CTX ctx2;
1102                 X509_set_version(x,2); /* version 3 certificate */
1103                 X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0);
1104                 X509V3_set_conf_lhash(&ctx2, conf);
1105                 if (!X509V3_EXT_add_conf(conf, &ctx2, section, x)) goto end;
1106                 }
1107
1108         if (!X509_sign(x,pkey,digest)) goto end;
1109         ret=1;
1110 end:
1111         X509_STORE_CTX_cleanup(&xsc);
1112         if (!ret)
1113                 ERR_print_errors(bio_err);
1114         if (buf != NULL) OPENSSL_free(buf);
1115         if (bs != NULL) ASN1_INTEGER_free(bs);
1116         if (io != NULL) BIO_free(io);
1117         if (serial != NULL) BN_free(serial);
1118         return ret;
1119         }
1120
1121 static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx)
1122         {
1123         int err;
1124         X509 *err_cert;
1125
1126         /* it is ok to use a self signed certificate
1127          * This case will catch both the initial ok == 0 and the
1128          * final ok == 1 calls to this function */
1129         err=X509_STORE_CTX_get_error(ctx);
1130         if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT)
1131                 return 1;
1132
1133         /* BAD we should have gotten an error.  Normally if everything
1134          * worked X509_STORE_CTX_get_error(ctx) will still be set to
1135          * DEPTH_ZERO_SELF_.... */
1136         if (ok)
1137                 {
1138                 BIO_printf(bio_err,"error with certificate to be certified - should be self signed\n");
1139                 return 0;
1140                 }
1141         else
1142                 {
1143                 err_cert=X509_STORE_CTX_get_current_cert(ctx);
1144                 print_name(bio_err, NULL, X509_get_subject_name(err_cert),0);
1145                 BIO_printf(bio_err,"error with certificate - error %d at depth %d\n%s\n",
1146                         err,X509_STORE_CTX_get_error_depth(ctx),
1147                         X509_verify_cert_error_string(err));
1148                 return 1;
1149                 }
1150         }
1151
1152 /* self sign */
1153 static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext, const EVP_MD *digest, 
1154                                                 LHASH *conf, char *section)
1155         {
1156
1157         EVP_PKEY *pktmp;
1158
1159         pktmp = X509_get_pubkey(x);
1160         EVP_PKEY_copy_parameters(pktmp,pkey);
1161         EVP_PKEY_save_parameters(pktmp,1);
1162         EVP_PKEY_free(pktmp);
1163
1164         if (!X509_set_issuer_name(x,X509_get_subject_name(x))) goto err;
1165         if (X509_gmtime_adj(X509_get_notBefore(x),0) == NULL) goto err;
1166
1167         /* Lets just make it 12:00am GMT, Jan 1 1970 */
1168         /* memcpy(x->cert_info->validity->notBefore,"700101120000Z",13); */
1169         /* 28 days to be certified */
1170
1171         if (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL)
1172                 goto err;
1173
1174         if (!X509_set_pubkey(x,pkey)) goto err;
1175         if (clrext)
1176                 {
1177                 while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0);
1178                 }
1179         if (conf)
1180                 {
1181                 X509V3_CTX ctx;
1182                 X509_set_version(x,2); /* version 3 certificate */
1183                 X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0);
1184                 X509V3_set_conf_lhash(&ctx, conf);
1185                 if (!X509V3_EXT_add_conf(conf, &ctx, section, x)) goto err;
1186                 }
1187         if (!X509_sign(x,pkey,digest)) goto err;
1188         return 1;
1189 err:
1190         ERR_print_errors(bio_err);
1191         return 0;
1192         }
1193
1194 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt)
1195 {
1196         int id, i, idret;
1197         char *pname;
1198         id = X509_PURPOSE_get_id(pt);
1199         pname = X509_PURPOSE_get0_name(pt);
1200         for (i = 0; i < 2; i++)
1201                 {
1202                 idret = X509_check_purpose(cert, id, i);
1203                 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : ""); 
1204                 if (idret == 1) BIO_printf(bio, "Yes\n");
1205                 else if (idret == 0) BIO_printf(bio, "No\n");
1206                 else BIO_printf(bio, "Yes (WARNING code=%d)\n", idret);
1207                 }
1208         return 1;
1209 }
1210
1211
1212