apps/x509.c

   1 /* apps/x509.c */
   2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
   3  * All rights reserved.
   4  *
   5  * This package is an SSL implementation written
   6  * by Eric Young (eay@cryptsoft.com).
   7  * The implementation was written so as to conform with Netscapes SSL.
   8  *
   9  * This library is free for commercial and non-commercial use as long as
  10  * the following conditions are aheared to.  The following conditions
  11  * apply to all code found in this distribution, be it the RC4, RSA,
  12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  13  * included with this distribution is covered by the same copyright terms
  14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  15  *
  16  * Copyright remains Eric Young's, and as such any Copyright notices in
  17  * the code are not to be removed.
  18  * If this package is used in a product, Eric Young should be given attribution
  19  * as the author of the parts of the library used.
  20  * This can be in the form of a textual message at program startup or
  21  * in documentation (online or textual) provided with the package.
  22  *
  23  * Redistribution and use in source and binary forms, with or without
  24  * modification, are permitted provided that the following conditions
  25  * are met:
  26  * 1. Redistributions of source code must retain the copyright
  27  *    notice, this list of conditions and the following disclaimer.
  28  * 2. Redistributions in binary form must reproduce the above copyright
  29  *    notice, this list of conditions and the following disclaimer in the
  30  *    documentation and/or other materials provided with the distribution.
  31  * 3. All advertising materials mentioning features or use of this software
  32  *    must display the following acknowledgement:
  33  *    "This product includes cryptographic software written by
  34  *     Eric Young (eay@cryptsoft.com)"
  35  *    The word 'cryptographic' can be left out if the rouines from the library
  36  *    being used are not cryptographic related :-).
  37  * 4. If you include any Windows specific code (or a derivative thereof) from
  38  *    the apps directory (application code) you must include an acknowledgement:
  39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  40  *
  41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  51  * SUCH DAMAGE.
  52  *
  53  * The licence and distribution terms for any publically available version or
  54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  55  * copied and put under another distribution licence
  56  * [including the GNU Public Licence.]
  57  */
  58
  59 #include <assert.h>
  60 #include <stdio.h>
  61 #include <stdlib.h>
  62 #include <string.h>
  63 #ifdef OPENSSL_NO_STDIO
  64 #define APPS_WIN16
  65 #endif
  66 #include "apps.h"
  67 #include <openssl/bio.h>
  68 #include <openssl/asn1.h>
  69 #include <openssl/err.h>
  70 #include <openssl/bn.h>
  71 #include <openssl/evp.h>
  72 #include <openssl/x509.h>
  73 #include <openssl/x509v3.h>
  74 #include <openssl/objects.h>
  75 #include <openssl/pem.h>
  76
  77 #undef PROG
  78 #define PROG x509_main
  79
  80 #undef POSTFIX
  81 #define POSTFIX ".srl"
  82 #define DEF_DAYS        30
  83
  84 static char *x509_usage[]={
  85 "usage: x509 args\n",
  86 " -inform arg     - input format - default PEM (one of DER, NET or PEM)\n",
  87 " -outform arg    - output format - default PEM (one of DER, NET or PEM)\n",
  88 " -keyform arg    - private key format - default PEM\n",
  89 " -CAform arg     - CA format - default PEM\n",
  90 " -CAkeyform arg  - CA key format - default PEM\n",
  91 " -in arg         - input file - default stdin\n",
  92 " -out arg        - output file - default stdout\n",
  93 " -passin arg     - private key password source\n",
  94 " -serial         - print serial number value\n",
  95 " -hash           - print hash value\n",
  96 " -subject        - print subject DN\n",
  97 " -issuer         - print issuer DN\n",
  98 " -email          - print email address(es)\n",
  99 " -startdate      - notBefore field\n",
 100 " -enddate        - notAfter field\n",
 101 " -purpose        - print out certificate purposes\n",
 102 " -dates          - both Before and After dates\n",
 103 " -modulus        - print the RSA key modulus\n",
 104 " -pubkey         - output the public key\n",
 105 " -fingerprint    - print the certificate fingerprint\n",
 106 " -alias          - output certificate alias\n",
 107 " -noout          - no certificate output\n",
 108 " -ocspid         - print OCSP hash values for the subject name and public key\n",
 109 " -trustout       - output a \"trusted\" certificate\n",
 110 " -clrtrust       - clear all trusted purposes\n",
 111 " -clrreject      - clear all rejected purposes\n",
 112 " -addtrust arg   - trust certificate for a given purpose\n",
 113 " -addreject arg  - reject certificate for a given purpose\n",
 114 " -setalias arg   - set certificate alias\n",
 115 " -days arg       - How long till expiry of a signed certificate - def 30 days\n",
 116 " -checkend arg   - check whether the cert expires in the next arg seconds\n",
 117 "                   exit 1 if so, 0 if not\n",
 118 " -signkey arg    - self sign cert with arg\n",
 119 " -x509toreq      - output a certification request object\n",
 120 " -req            - input is a certificate request, sign and output.\n",
 121 " -CA arg         - set the CA certificate, must be PEM format.\n",
 122 " -CAkey arg      - set the CA key, must be PEM format\n",
 123 "                   missing, it is assumed to be in the CA file.\n",
 124 " -CAcreateserial - create serial number file if it does not exist\n",
 125 " -CAserial       - serial file\n",
 126 " -set_serial     - serial number to use\n",
 127 " -text           - print the certificate in text form\n",
 128 " -C              - print out C code forms\n",
 129 " -md2/-md5/-sha1/-mdc2 - digest to use\n",
 130 " -extfile        - configuration file with X509V3 extensions to add\n",
 131 " -extensions     - section from config file with X509V3 extensions to add\n",
 132 " -clrext         - delete extensions before signing and input certificate\n",
 133 " -nameopt arg    - various certificate name options\n",
 134 " -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                                                 CONF *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, CONF *conf, char *section,
 145                                                 ASN1_INTEGER *sno);
 146 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt);
 147 static int reqfile=0;
 148
 149 int MAIN(int, char **);
 150
 151 int MAIN(int argc, char **argv)
 152         {
 153         ENGINE *e = NULL;
 154         int ret=1;
 155         X509_REQ *req=NULL;
 156         X509 *x=NULL,*xca=NULL;
 157         ASN1_OBJECT *objtmp;
 158         EVP_PKEY *Upkey=NULL,*CApkey=NULL;
 159         ASN1_INTEGER *sno = NULL;
 160         int i,num,badops=0;
 161         BIO *out=NULL;
 162         BIO *STDout=NULL;
 163         STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL;
 164         int informat,outformat,keyformat,CAformat,CAkeyformat;
 165         char *infile=NULL,*outfile=NULL,*keyfile=NULL,*CAfile=NULL;
 166         char *CAkeyfile=NULL,*CAserial=NULL;
 167         char *alias=NULL;
 168         int text=0,serial=0,hash=0,subject=0,issuer=0,startdate=0,enddate=0;
 169         int ocspid=0;
 170         int noout=0,sign_flag=0,CA_flag=0,CA_createserial=0,email=0;
 171         int trustout=0,clrtrust=0,clrreject=0,aliasout=0,clrext=0;
 172         int C=0;
 173         int x509req=0,days=DEF_DAYS,modulus=0,pubkey=0;
 174         int pprint = 0;
 175         char **pp;
 176         X509_STORE *ctx=NULL;
 177         X509_REQ *rq=NULL;
 178         int fingerprint=0;
 179         char buf[256];
 180         const EVP_MD *md_alg,*digest=EVP_md5();
 181         CONF *extconf = NULL;
 182         char *extsect = NULL, *extfile = NULL, *passin = NULL, *passargin = NULL;
 183         int need_rand = 0;
 184         int checkend=0,checkoffset=0;
 185         unsigned long nmflag = 0, certflag = 0;
 186         char *engine=NULL;
 187
 188         reqfile=0;
 189
 190         apps_startup();
 191
 192         if (bio_err == NULL)
 193                 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
 194         STDout=BIO_new_fp(stdout,BIO_NOCLOSE);
 195 #ifdef OPENSSL_SYS_VMS
 196         {
 197         BIO *tmpbio = BIO_new(BIO_f_linebuffer());
 198         STDout = BIO_push(tmpbio, STDout);
 199         }
 200 #endif
 201
 202         informat=FORMAT_PEM;
 203         outformat=FORMAT_PEM;
 204         keyformat=FORMAT_PEM;
 205         CAformat=FORMAT_PEM;
 206         CAkeyformat=FORMAT_PEM;
 207
 208         ctx=X509_STORE_new();
 209         if (ctx == NULL) goto end;
 210         X509_STORE_set_verify_cb_func(ctx,callb);
 211
 212         argc--;
 213         argv++;
 214         num=0;
 215         while (argc >= 1)
 216                 {
 217                 if      (strcmp(*argv,"-inform") == 0)
 218                         {
 219                         if (--argc < 1) goto bad;
 220                         informat=str2fmt(*(++argv));
 221                         }
 222                 else if (strcmp(*argv,"-outform") == 0)
 223                         {
 224                         if (--argc < 1) goto bad;
 225                         outformat=str2fmt(*(++argv));
 226                         }
 227                 else if (strcmp(*argv,"-keyform") == 0)
 228                         {
 229                         if (--argc < 1) goto bad;
 230                         keyformat=str2fmt(*(++argv));
 231                         }
 232                 else if (strcmp(*argv,"-req") == 0)
 233                         {
 234                         reqfile=1;
 235                         need_rand = 1;
 236                         }
 237                 else if (strcmp(*argv,"-CAform") == 0)
 238                         {
 239                         if (--argc < 1) goto bad;
 240                         CAformat=str2fmt(*(++argv));
 241                         }
 242                 else if (strcmp(*argv,"-CAkeyform") == 0)
 243                         {
 244                         if (--argc < 1) goto bad;
 245                         CAformat=str2fmt(*(++argv));
 246                         }
 247                 else if (strcmp(*argv,"-days") == 0)
 248                         {
 249                         if (--argc < 1) goto bad;
 250                         days=atoi(*(++argv));
 251                         if (days == 0)
 252                                 {
 253                                 BIO_printf(STDout,"bad number of days\n");
 254                                 goto bad;
 255                                 }
 256                         }
 257                 else if (strcmp(*argv,"-passin") == 0)
 258                         {
 259                         if (--argc < 1) goto bad;
 260                         passargin= *(++argv);
 261                         }
 262                 else if (strcmp(*argv,"-extfile") == 0)
 263                         {
 264                         if (--argc < 1) goto bad;
 265                         extfile= *(++argv);
 266                         }
 267                 else if (strcmp(*argv,"-extensions") == 0)
 268                         {
 269                         if (--argc < 1) goto bad;
 270                         extsect= *(++argv);
 271                         }
 272                 else if (strcmp(*argv,"-in") == 0)
 273                         {
 274                         if (--argc < 1) goto bad;
 275                         infile= *(++argv);
 276                         }
 277                 else if (strcmp(*argv,"-out") == 0)
 278                         {
 279                         if (--argc < 1) goto bad;
 280                         outfile= *(++argv);
 281                         }
 282                 else if (strcmp(*argv,"-signkey") == 0)
 283                         {
 284                         if (--argc < 1) goto bad;
 285                         keyfile= *(++argv);
 286                         sign_flag= ++num;
 287                         need_rand = 1;
 288                         }
 289                 else if (strcmp(*argv,"-CA") == 0)
 290                         {
 291                         if (--argc < 1) goto bad;
 292                         CAfile= *(++argv);
 293                         CA_flag= ++num;
 294                         need_rand = 1;
 295                         }
 296                 else if (strcmp(*argv,"-CAkey") == 0)
 297                         {
 298                         if (--argc < 1) goto bad;
 299                         CAkeyfile= *(++argv);
 300                         }
 301                 else if (strcmp(*argv,"-CAserial") == 0)
 302                         {
 303                         if (--argc < 1) goto bad;
 304                         CAserial= *(++argv);
 305                         }
 306                 else if (strcmp(*argv,"-set_serial") == 0)
 307                         {
 308                         if (--argc < 1) goto bad;
 309                         if (!(sno = s2i_ASN1_INTEGER(NULL, *(++argv))))
 310                                 goto bad;
 311                         }
 312                 else if (strcmp(*argv,"-addtrust") == 0)
 313                         {
 314                         if (--argc < 1) goto bad;
 315                         if (!(objtmp = OBJ_txt2obj(*(++argv), 0)))
 316                                 {
 317                                 BIO_printf(bio_err,
 318                                         "Invalid trust object value %s\n", *argv);
 319                                 goto bad;
 320                                 }
 321                         if (!trust) trust = sk_ASN1_OBJECT_new_null();
 322                         sk_ASN1_OBJECT_push(trust, objtmp);
 323                         trustout = 1;
 324                         }
 325                 else if (strcmp(*argv,"-addreject") == 0)
 326                         {
 327                         if (--argc < 1) goto bad;
 328                         if (!(objtmp = OBJ_txt2obj(*(++argv), 0)))
 329                                 {
 330                                 BIO_printf(bio_err,
 331                                         "Invalid reject object value %s\n", *argv);
 332                                 goto bad;
 333                                 }
 334                         if (!reject) reject = sk_ASN1_OBJECT_new_null();
 335                         sk_ASN1_OBJECT_push(reject, objtmp);
 336                         trustout = 1;
 337                         }
 338                 else if (strcmp(*argv,"-setalias") == 0)
 339                         {
 340                         if (--argc < 1) goto bad;
 341                         alias= *(++argv);
 342                         trustout = 1;
 343                         }
 344                 else if (strcmp(*argv,"-certopt") == 0)
 345                         {
 346                         if (--argc < 1) goto bad;
 347                         if (!set_cert_ex(&certflag, *(++argv))) goto bad;
 348                         }
 349                 else if (strcmp(*argv,"-nameopt") == 0)
 350                         {
 351                         if (--argc < 1) goto bad;
 352                         if (!set_name_ex(&nmflag, *(++argv))) goto bad;
 353                         }
 354                 else if (strcmp(*argv,"-setalias") == 0)
 355                         {
 356                         if (--argc < 1) goto bad;
 357                         alias= *(++argv);
 358                         trustout = 1;
 359                         }
 360                 else if (strcmp(*argv,"-engine") == 0)
 361                         {
 362                         if (--argc < 1) goto bad;
 363                         engine= *(++argv);
 364                         }
 365                 else if (strcmp(*argv,"-C") == 0)
 366                         C= ++num;
 367                 else if (strcmp(*argv,"-email") == 0)
 368                         email= ++num;
 369                 else if (strcmp(*argv,"-serial") == 0)
 370                         serial= ++num;
 371                 else if (strcmp(*argv,"-modulus") == 0)
 372                         modulus= ++num;
 373                 else if (strcmp(*argv,"-pubkey") == 0)
 374                         pubkey= ++num;
 375                 else if (strcmp(*argv,"-x509toreq") == 0)
 376                         x509req= ++num;
 377                 else if (strcmp(*argv,"-text") == 0)
 378                         text= ++num;
 379                 else if (strcmp(*argv,"-hash") == 0)
 380                         hash= ++num;
 381                 else if (strcmp(*argv,"-subject") == 0)
 382                         subject= ++num;
 383                 else if (strcmp(*argv,"-issuer") == 0)
 384                         issuer= ++num;
 385                 else if (strcmp(*argv,"-fingerprint") == 0)
 386                         fingerprint= ++num;
 387                 else if (strcmp(*argv,"-dates") == 0)
 388                         {
 389                         startdate= ++num;
 390                         enddate= ++num;
 391                         }
 392                 else if (strcmp(*argv,"-purpose") == 0)
 393                         pprint= ++num;
 394                 else if (strcmp(*argv,"-startdate") == 0)
 395                         startdate= ++num;
 396                 else if (strcmp(*argv,"-enddate") == 0)
 397                         enddate= ++num;
 398                 else if (strcmp(*argv,"-checkend") == 0)
 399                         {
 400                         if (--argc < 1) goto bad;
 401                         checkoffset=atoi(*(++argv));
 402                         checkend=1;
 403                         }
 404                 else if (strcmp(*argv,"-noout") == 0)
 405                         noout= ++num;
 406                 else if (strcmp(*argv,"-trustout") == 0)
 407                         trustout= 1;
 408                 else if (strcmp(*argv,"-clrtrust") == 0)
 409                         clrtrust= ++num;
 410                 else if (strcmp(*argv,"-clrreject") == 0)
 411                         clrreject= ++num;
 412                 else if (strcmp(*argv,"-alias") == 0)
 413                         aliasout= ++num;
 414                 else if (strcmp(*argv,"-CAcreateserial") == 0)
 415                         CA_createserial= ++num;
 416                 else if (strcmp(*argv,"-clrext") == 0)
 417                         clrext = 1;
 418 #if 1 /* stay backwards-compatible with 0.9.5; this should go away soon */
 419                 else if (strcmp(*argv,"-crlext") == 0)
 420                         {
 421                         BIO_printf(bio_err,"use -clrext instead of -crlext\n");
 422                         clrext = 1;
 423                         }
 424 #endif
 425                 else if (strcmp(*argv,"-ocspid") == 0)
 426                         ocspid= ++num;
 427                 else if ((md_alg=EVP_get_digestbyname(*argv + 1)))
 428                         {
 429                         /* ok */
 430                         digest=md_alg;
 431                         }
 432                 else
 433                         {
 434                         BIO_printf(bio_err,"unknown option %s\n",*argv);
 435                         badops=1;
 436                         break;
 437                         }
 438                 argc--;
 439                 argv++;
 440                 }
 441
 442         if (badops)
 443                 {
 444 bad:
 445                 for (pp=x509_usage; (*pp != NULL); pp++)
 446                         BIO_printf(bio_err,"%s",*pp);
 447                 goto end;
 448                 }
 449
 450         e = setup_engine(bio_err, engine, 0);
 451
 452         if (need_rand)
 453                 app_RAND_load_file(NULL, bio_err, 0);
 454
 455         ERR_load_crypto_strings();
 456
 457         if (!app_passwd(bio_err, passargin, NULL, &passin, NULL))
 458                 {
 459                 BIO_printf(bio_err, "Error getting password\n");
 460                 goto end;
 461                 }
 462
 463         if (!X509_STORE_set_default_paths(ctx))
 464                 {
 465                 ERR_print_errors(bio_err);
 466                 goto end;
 467                 }
 468
 469         if ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM))
 470                 { CAkeyfile=CAfile; }
 471         else if ((CA_flag) && (CAkeyfile == NULL))
 472                 {
 473                 BIO_printf(bio_err,"need to specify a CAkey if using the CA command\n");
 474                 goto end;
 475                 }
 476
 477         if (extfile)
 478                 {
 479                 long errorline;
 480                 X509V3_CTX ctx2;
 481                 extconf = NCONF_new(NULL);
 482                 if (!NCONF_load(extconf, extfile,&errorline))
 483                         {
 484                         if (errorline <= 0)
 485                                 BIO_printf(bio_err,
 486                                         "error loading the config file '%s'\n",
 487                                                                 extfile);
 488                         else
 489                                 BIO_printf(bio_err,
 490                                        "error on line %ld of config file '%s'\n"
 491                                                         ,errorline,extfile);
 492                         goto end;
 493                         }
 494                 if (!extsect)
 495                         {
 496                         extsect = NCONF_get_string(extconf, "default", "extensions");
 497                         if (!extsect)
 498                                 {
 499                                 ERR_clear_error();
 500                                 extsect = "default";
 501                                 }
 502                         }
 503                 X509V3_set_ctx_test(&ctx2);
 504                 X509V3_set_nconf(&ctx2, extconf);
 505                 if (!X509V3_EXT_add_nconf(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 (sno)
 590                         {
 591                         if (!X509_set_serialNumber(x, sno))
 592                                 goto end;
 593                         }
 594                 else if (!ASN1_INTEGER_set(X509_get_serialNumber(x),0)) goto end;
 595                 if (!X509_set_issuer_name(x,req->req_info->subject)) goto end;
 596                 if (!X509_set_subject_name(x,req->req_info->subject)) goto end;
 597
 598                 X509_gmtime_adj(X509_get_notBefore(x),0);
 599                 X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days);
 600
 601                 pkey = X509_REQ_get_pubkey(req);
 602                 X509_set_pubkey(x,pkey);
 603                 EVP_PKEY_free(pkey);
 604                 }
 605         else
 606                 x=load_cert(bio_err,infile,informat,NULL,e,"Certificate");
 607
 608         if (x == NULL) goto end;
 609         if (CA_flag)
 610                 {
 611                 xca=load_cert(bio_err,CAfile,CAformat,NULL,e,"CA Certificate");
 612                 if (xca == NULL) goto end;
 613                 }
 614
 615         if (!noout || text)
 616                 {
 617                 OBJ_create("2.99999.3",
 618                         "SET.ex3","SET x509v3 extension 3");
 619
 620                 out=BIO_new(BIO_s_file());
 621                 if (out == NULL)
 622                         {
 623                         ERR_print_errors(bio_err);
 624                         goto end;
 625                         }
 626                 if (outfile == NULL)
 627                         {
 628                         BIO_set_fp(out,stdout,BIO_NOCLOSE);
 629 #ifdef OPENSSL_SYS_VMS
 630                         {
 631                         BIO *tmpbio = BIO_new(BIO_f_linebuffer());
 632                         out = BIO_push(tmpbio, out);
 633                         }
 634 #endif
 635                         }
 636                 else
 637                         {
 638                         if (BIO_write_filename(out,outfile) <= 0)
 639                                 {
 640                                 perror(outfile);
 641                                 goto end;
 642                                 }
 643                         }
 644                 }
 645
 646         if (alias) X509_alias_set1(x, (unsigned char *)alias, -1);
 647
 648         if (clrtrust) X509_trust_clear(x);
 649         if (clrreject) X509_reject_clear(x);
 650
 651         if (trust)
 652                 {
 653                 for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++)
 654                         {
 655                         objtmp = sk_ASN1_OBJECT_value(trust, i);
 656                         X509_add1_trust_object(x, objtmp);
 657                         }
 658                 }
 659
 660         if (reject)
 661                 {
 662                 for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++)
 663                         {
 664                         objtmp = sk_ASN1_OBJECT_value(reject, i);
 665                         X509_add1_reject_object(x, objtmp);
 666                         }
 667                 }
 668
 669         if (num)
 670                 {
 671                 for (i=1; i<=num; i++)
 672                         {
 673                         if (issuer == i)
 674                                 {
 675                                 print_name(STDout, "issuer= ",
 676                                         X509_get_issuer_name(x), nmflag);
 677                                 }
 678                         else if (subject == i)
 679                                 {
 680                                 print_name(STDout, "subject= ",
 681                                         X509_get_subject_name(x), nmflag);
 682                                 }
 683                         else if (serial == i)
 684                                 {
 685                                 BIO_printf(STDout,"serial=");
 686                                 i2a_ASN1_INTEGER(STDout,x->cert_info->serialNumber);
 687                                 BIO_printf(STDout,"\n");
 688                                 }
 689                         else if (email == i)
 690                                 {
 691                                 int j;
 692                                 STACK *emlst;
 693                                 emlst = X509_get1_email(x);
 694                                 for (j = 0; j < sk_num(emlst); j++)
 695                                         BIO_printf(STDout, "%s\n", sk_value(emlst, j));
 696                                 X509_email_free(emlst);
 697                                 }
 698                         else if (aliasout == i)
 699                                 {
 700                                 unsigned char *alstr;
 701                                 alstr = X509_alias_get0(x, NULL);
 702                                 if (alstr) BIO_printf(STDout,"%s\n", alstr);
 703                                 else BIO_puts(STDout,"<No Alias>\n");
 704                                 }
 705                         else if (hash == i)
 706                                 {
 707                                 BIO_printf(STDout,"%08lx\n",X509_subject_name_hash(x));
 708                                 }
 709                         else if (pprint == i)
 710                                 {
 711                                 X509_PURPOSE *ptmp;
 712                                 int j;
 713                                 BIO_printf(STDout, "Certificate purposes:\n");
 714                                 for (j = 0; j < X509_PURPOSE_get_count(); j++)
 715                                         {
 716                                         ptmp = X509_PURPOSE_get0(j);
 717                                         purpose_print(STDout, x, ptmp);
 718                                         }
 719                                 }
 720                         else
 721                                 if (modulus == i)
 722                                 {
 723                                 EVP_PKEY *pkey;
 724
 725                                 pkey=X509_get_pubkey(x);
 726                                 if (pkey == NULL)
 727                                         {
 728                                         BIO_printf(bio_err,"Modulus=unavailable\n");
 729                                         ERR_print_errors(bio_err);
 730                                         goto end;
 731                                         }
 732                                 BIO_printf(STDout,"Modulus=");
 733 #ifndef OPENSSL_NO_RSA
 734                                 if (pkey->type == EVP_PKEY_RSA)
 735                                         BN_print(STDout,pkey->pkey.rsa->n);
 736                                 else
 737 #endif
 738 #ifndef OPENSSL_NO_DSA
 739                                 if (pkey->type == EVP_PKEY_DSA)
 740                                         BN_print(STDout,pkey->pkey.dsa->pub_key);
 741                                 else
 742 #endif
 743                                         BIO_printf(STDout,"Wrong Algorithm type");
 744                                 BIO_printf(STDout,"\n");
 745                                 EVP_PKEY_free(pkey);
 746                                 }
 747                         else
 748                                 if (pubkey == i)
 749                                 {
 750                                 EVP_PKEY *pkey;
 751
 752                                 pkey=X509_get_pubkey(x);
 753                                 if (pkey == NULL)
 754                                         {
 755                                         BIO_printf(bio_err,"Error getting public key\n");
 756                                         ERR_print_errors(bio_err);
 757                                         goto end;
 758                                         }
 759                                 PEM_write_bio_PUBKEY(STDout, pkey);
 760                                 EVP_PKEY_free(pkey);
 761                                 }
 762                         else
 763                                 if (C == i)
 764                                 {
 765                                 unsigned char *d;
 766                                 char *m;
 767                                 int y,z;
 768
 769                                 X509_NAME_oneline(X509_get_subject_name(x),
 770                                         buf,256);
 771                                 BIO_printf(STDout,"/* subject:%s */\n",buf);
 772                                 m=X509_NAME_oneline(
 773                                         X509_get_issuer_name(x),buf,256);
 774                                 BIO_printf(STDout,"/* issuer :%s */\n",buf);
 775
 776                                 z=i2d_X509(x,NULL);
 777                                 m=OPENSSL_malloc(z);
 778
 779                                 d=(unsigned char *)m;
 780                                 z=i2d_X509_NAME(X509_get_subject_name(x),&d);
 781                                 BIO_printf(STDout,"unsigned char XXX_subject_name[%d]={\n",z);
 782                                 d=(unsigned char *)m;
 783                                 for (y=0; y<z; y++)
 784                                         {
 785                                         BIO_printf(STDout,"0x%02X,",d[y]);
 786                                         if ((y & 0x0f) == 0x0f) BIO_printf(STDout,"\n");
 787                                         }
 788                                 if (y%16 != 0) BIO_printf(STDout,"\n");
 789                                 BIO_printf(STDout,"};\n");
 790
 791                                 z=i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x),&d);
 792                                 BIO_printf(STDout,"unsigned char XXX_public_key[%d]={\n",z);
 793                                 d=(unsigned char *)m;
 794                                 for (y=0; y<z; y++)
 795                                         {
 796                                         BIO_printf(STDout,"0x%02X,",d[y]);
 797                                         if ((y & 0x0f) == 0x0f)
 798                                                 BIO_printf(STDout,"\n");
 799                                         }
 800                                 if (y%16 != 0) BIO_printf(STDout,"\n");
 801                                 BIO_printf(STDout,"};\n");
 802
 803                                 z=i2d_X509(x,&d);
 804                                 BIO_printf(STDout,"unsigned char XXX_certificate[%d]={\n",z);
 805                                 d=(unsigned char *)m;
 806                                 for (y=0; y<z; y++)
 807                                         {
 808                                         BIO_printf(STDout,"0x%02X,",d[y]);
 809                                         if ((y & 0x0f) == 0x0f)
 810                                                 BIO_printf(STDout,"\n");
 811                                         }
 812                                 if (y%16 != 0) BIO_printf(STDout,"\n");
 813                                 BIO_printf(STDout,"};\n");
 814
 815                                 OPENSSL_free(m);
 816                                 }
 817                         else if (text == i)
 818                                 {
 819                                 X509_print_ex(out,x,nmflag, certflag);
 820                                 }
 821                         else if (startdate == i)
 822                                 {
 823                                 BIO_puts(STDout,"notBefore=");
 824                                 ASN1_TIME_print(STDout,X509_get_notBefore(x));
 825                                 BIO_puts(STDout,"\n");
 826                                 }
 827                         else if (enddate == i)
 828                                 {
 829                                 BIO_puts(STDout,"notAfter=");
 830                                 ASN1_TIME_print(STDout,X509_get_notAfter(x));
 831                                 BIO_puts(STDout,"\n");
 832                                 }
 833                         else if (fingerprint == i)
 834                                 {
 835                                 int j;
 836                                 unsigned int n;
 837                                 unsigned char md[EVP_MAX_MD_SIZE];
 838
 839                                 if (!X509_digest(x,digest,md,&n))
 840                                         {
 841                                         BIO_printf(bio_err,"out of memory\n");
 842                                         goto end;
 843                                         }
 844                                 BIO_printf(STDout,"%s Fingerprint=",
 845                                                 OBJ_nid2sn(EVP_MD_type(digest)));
 846                                 for (j=0; j<(int)n; j++)
 847                                         {
 848                                         BIO_printf(STDout,"%02X%c",md[j],
 849                                                 (j+1 == (int)n)
 850                                                 ?'\n':':');
 851                                         }
 852                                 }
 853
 854                         /* should be in the library */
 855                         else if ((sign_flag == i) && (x509req == 0))
 856                                 {
 857                                 BIO_printf(bio_err,"Getting Private key\n");
 858                                 if (Upkey == NULL)
 859                                         {
 860                                         Upkey=load_key(bio_err,
 861                                                 keyfile,keyformat, passin, e,
 862                                                 "Private key");
 863                                         if (Upkey == NULL) goto end;
 864                                         }
 865 #ifndef OPENSSL_NO_DSA
 866                                 if (Upkey->type == EVP_PKEY_DSA)
 867                                         digest=EVP_dss1();
 868 #endif
 869
 870                                 assert(need_rand);
 871                                 if (!sign(x,Upkey,days,clrext,digest,
 872                                                  extconf, extsect)) goto end;
 873                                 }
 874                         else if (CA_flag == i)
 875                                 {
 876                                 BIO_printf(bio_err,"Getting CA Private Key\n");
 877                                 if (CAkeyfile != NULL)
 878                                         {
 879                                         CApkey=load_key(bio_err,
 880                                                 CAkeyfile,CAkeyformat, passin,
 881                                                 e, "CA Private Key");
 882                                         if (CApkey == NULL) goto end;
 883                                         }
 884 #ifndef OPENSSL_NO_DSA
 885                                 if (CApkey->type == EVP_PKEY_DSA)
 886                                         digest=EVP_dss1();
 887 #endif
 888
 889                                 assert(need_rand);
 890                                 if (!x509_certify(ctx,CAfile,digest,x,xca,
 891                                         CApkey, CAserial,CA_createserial,days, clrext,
 892                                         extconf, extsect, sno))
 893                                         goto end;
 894                                 }
 895                         else if (x509req == i)
 896                                 {
 897                                 EVP_PKEY *pk;
 898
 899                                 BIO_printf(bio_err,"Getting request Private Key\n");
 900                                 if (keyfile == NULL)
 901                                         {
 902                                         BIO_printf(bio_err,"no request key file specified\n");
 903                                         goto end;
 904                                         }
 905                                 else
 906                                         {
 907                                         pk=load_key(bio_err,
 908                                                 keyfile,FORMAT_PEM, passin, e,
 909                                                 "request key");
 910                                         if (pk == NULL) goto end;
 911                                         }
 912
 913                                 BIO_printf(bio_err,"Generating certificate request\n");
 914
 915                                 if (pk->type == EVP_PKEY_DSA)
 916                                         digest=EVP_dss1();
 917
 918                                 rq=X509_to_X509_REQ(x,pk,digest);
 919                                 EVP_PKEY_free(pk);
 920                                 if (rq == NULL)
 921                                         {
 922                                         ERR_print_errors(bio_err);
 923                                         goto end;
 924                                         }
 925                                 if (!noout)
 926                                         {
 927                                         X509_REQ_print(out,rq);
 928                                         PEM_write_bio_X509_REQ(out,rq);
 929                                         }
 930                                 noout=1;
 931                                 }
 932                         else if (ocspid == i)
 933                                 {
 934                                 X509_ocspid_print(out, x);
 935                                 }
 936                         }
 937                 }
 938
 939         if (checkend)
 940                 {
 941                 time_t tnow=time(NULL);
 942
 943                 if (ASN1_UTCTIME_cmp_time_t(X509_get_notAfter(x), tnow+checkoffset) == -1)
 944                         {
 945                         BIO_printf(out,"Certificate will expire\n");
 946                         ret=1;
 947                         }
 948                 else
 949                         {
 950                         BIO_printf(out,"Certificate will not expire\n");
 951                         ret=0;
 952                         }
 953                 goto end;
 954                 }
 955
 956         if (noout)
 957                 {
 958                 ret=0;
 959                 goto end;
 960                 }
 961
 962         if      (outformat == FORMAT_ASN1)
 963                 i=i2d_X509_bio(out,x);
 964         else if (outformat == FORMAT_PEM)
 965                 {
 966                 if (trustout) i=PEM_write_bio_X509_AUX(out,x);
 967                 else i=PEM_write_bio_X509(out,x);
 968                 }
 969         else if (outformat == FORMAT_NETSCAPE)
 970                 {
 971                 ASN1_HEADER ah;
 972                 ASN1_OCTET_STRING os;
 973
 974                 os.data=(unsigned char *)NETSCAPE_CERT_HDR;
 975                 os.length=strlen(NETSCAPE_CERT_HDR);
 976                 ah.header= &os;
 977                 ah.data=(char *)x;
 978                 ah.meth=X509_asn1_meth();
 979
 980                 /* no macro for this one yet */
 981                 i=ASN1_i2d_bio(i2d_ASN1_HEADER,out,(unsigned char *)&ah);
 982                 }
 983         else    {
 984                 BIO_printf(bio_err,"bad output format specified for outfile\n");
 985                 goto end;
 986                 }
 987         if (!i)
 988                 {
 989                 BIO_printf(bio_err,"unable to write certificate\n");
 990                 ERR_print_errors(bio_err);
 991                 goto end;
 992                 }
 993         ret=0;
 994 end:
 995         if (need_rand)
 996                 app_RAND_write_file(NULL, bio_err);
 997         OBJ_cleanup();
 998         NCONF_free(extconf);
 999         BIO_free_all(out);
1000         BIO_free_all(STDout);
1001         X509_STORE_free(ctx);
1002         X509_REQ_free(req);
1003         X509_free(x);
1004         X509_free(xca);
1005         EVP_PKEY_free(Upkey);
1006         EVP_PKEY_free(CApkey);
1007         X509_REQ_free(rq);
1008         ASN1_INTEGER_free(sno);
1009         sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free);
1010         sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free);
1011         if (passin) OPENSSL_free(passin);
1012         apps_shutdown();
1013         EXIT(ret);
1014         }
1015
1016 static ASN1_INTEGER *load_serial(char *CAfile, char *serialfile, int create)
1017         {
1018         char *buf = NULL, *p;
1019         MS_STATIC char buf2[1024];
1020         ASN1_INTEGER *bs = NULL, *bs2 = NULL;
1021         BIO *io = NULL;
1022         BIGNUM *serial = NULL;
1023
1024         buf=OPENSSL_malloc( ((serialfile == NULL)
1025                         ?(strlen(CAfile)+strlen(POSTFIX)+1)
1026                         :(strlen(serialfile)))+1);
1027         if (buf == NULL) { BIO_printf(bio_err,"out of mem\n"); goto end; }
1028         if (serialfile == NULL)
1029                 {
1030                 strcpy(buf,CAfile);
1031                 for (p=buf; *p; p++)
1032                         if (*p == '.')
1033                                 {
1034                                 *p='\0';
1035                                 break;
1036                                 }
1037                 strcat(buf,POSTFIX);
1038                 }
1039         else
1040                 strcpy(buf,serialfile);
1041         serial=BN_new();
1042         bs=ASN1_INTEGER_new();
1043         if ((serial == NULL) || (bs == NULL))
1044                 {
1045                 ERR_print_errors(bio_err);
1046                 goto end;
1047                 }
1048
1049         io=BIO_new(BIO_s_file());
1050         if (io == NULL)
1051                 {
1052                 ERR_print_errors(bio_err);
1053                 goto end;
1054                 }
1055
1056         if (BIO_read_filename(io,buf) <= 0)
1057                 {
1058                 if (!create)
1059                         {
1060                         perror(buf);
1061                         goto end;
1062                         }
1063                 else
1064                         {
1065                         ASN1_INTEGER_set(bs,1);
1066                         BN_one(serial);
1067                         }
1068                 }
1069         else
1070                 {
1071                 if (!a2i_ASN1_INTEGER(io,bs,buf2,1024))
1072                         {
1073                         BIO_printf(bio_err,"unable to load serial number from %s\n",buf);
1074                         ERR_print_errors(bio_err);
1075                         goto end;
1076                         }
1077                 else
1078                         {
1079                         serial=BN_bin2bn(bs->data,bs->length,serial);
1080                         if (serial == NULL)
1081                                 {
1082                                 BIO_printf(bio_err,"error converting bin 2 bn");
1083                                 goto end;
1084                                 }
1085                         }
1086                 }
1087
1088         if (!BN_add_word(serial,1))
1089                 { BIO_printf(bio_err,"add_word failure\n"); goto end; }
1090         if (!(bs2 = BN_to_ASN1_INTEGER(serial, NULL)))
1091                 { BIO_printf(bio_err,"error converting bn 2 asn1_integer\n"); goto end; }
1092         if (BIO_write_filename(io,buf) <= 0)
1093                 {
1094                 BIO_printf(bio_err,"error attempting to write serial number file\n");
1095                 perror(buf);
1096                 goto end;
1097                 }
1098         i2a_ASN1_INTEGER(io,bs2);
1099         BIO_puts(io,"\n");
1100
1101         BIO_free(io);
1102         if (buf) OPENSSL_free(buf);
1103         ASN1_INTEGER_free(bs2);
1104         BN_free(serial);
1105         io=NULL;
1106         return bs;
1107
1108         end:
1109         if (buf) OPENSSL_free(buf);
1110         BIO_free(io);
1111         ASN1_INTEGER_free(bs);
1112         BN_free(serial);
1113         return NULL;
1114
1115         }
1116
1117 static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest,
1118              X509 *x, X509 *xca, EVP_PKEY *pkey, char *serialfile, int create,
1119              int days, int clrext, CONF *conf, char *section, ASN1_INTEGER *sno)
1120         {
1121         int ret=0;
1122         ASN1_INTEGER *bs=NULL;
1123         X509_STORE_CTX xsc;
1124         EVP_PKEY *upkey;
1125
1126         upkey = X509_get_pubkey(xca);
1127         EVP_PKEY_copy_parameters(upkey,pkey);
1128         EVP_PKEY_free(upkey);
1129
1130         if(!X509_STORE_CTX_init(&xsc,ctx,x,NULL))
1131                 {
1132                 BIO_printf(bio_err,"Error initialising X509 store\n");
1133                 goto end;
1134                 }
1135         if (sno) bs = sno;
1136         else if (!(bs = load_serial(CAfile, serialfile, create)))
1137                 goto end;
1138
1139         if (!X509_STORE_add_cert(ctx,x)) goto end;
1140
1141         /* NOTE: this certificate can/should be self signed, unless it was
1142          * a certificate request in which case it is not. */
1143         X509_STORE_CTX_set_cert(&xsc,x);
1144         if (!reqfile && !X509_verify_cert(&xsc))
1145                 goto end;
1146
1147         if (!X509_check_private_key(xca,pkey))
1148                 {
1149                 BIO_printf(bio_err,"CA certificate and CA private key do not match\n");
1150                 goto end;
1151                 }
1152
1153         if (!X509_set_issuer_name(x,X509_get_subject_name(xca))) goto end;
1154         if (!X509_set_serialNumber(x,bs)) goto end;
1155
1156         if (X509_gmtime_adj(X509_get_notBefore(x),0L) == NULL)
1157                 goto end;
1158
1159         /* hardwired expired */
1160         if (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL)
1161                 goto end;
1162
1163         if (clrext)
1164                 {
1165                 while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0);
1166                 }
1167
1168         if (conf)
1169                 {
1170                 X509V3_CTX ctx2;
1171                 X509_set_version(x,2); /* version 3 certificate */
1172                 X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0);
1173                 X509V3_set_nconf(&ctx2, conf);
1174                 if (!X509V3_EXT_add_nconf(conf, &ctx2, section, x)) goto end;
1175                 }
1176
1177         if (!X509_sign(x,pkey,digest)) goto end;
1178         ret=1;
1179 end:
1180         X509_STORE_CTX_cleanup(&xsc);
1181         if (!ret)
1182                 ERR_print_errors(bio_err);
1183         if (!sno) ASN1_INTEGER_free(bs);
1184         return ret;
1185         }
1186
1187 static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx)
1188         {
1189         int err;
1190         X509 *err_cert;
1191
1192         /* it is ok to use a self signed certificate
1193          * This case will catch both the initial ok == 0 and the
1194          * final ok == 1 calls to this function */
1195         err=X509_STORE_CTX_get_error(ctx);
1196         if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT)
1197                 return 1;
1198
1199         /* BAD we should have gotten an error.  Normally if everything
1200          * worked X509_STORE_CTX_get_error(ctx) will still be set to
1201          * DEPTH_ZERO_SELF_.... */
1202         if (ok)
1203                 {
1204                 BIO_printf(bio_err,"error with certificate to be certified - should be self signed\n");
1205                 return 0;
1206                 }
1207         else
1208                 {
1209                 err_cert=X509_STORE_CTX_get_current_cert(ctx);
1210                 print_name(bio_err, NULL, X509_get_subject_name(err_cert),0);
1211                 BIO_printf(bio_err,"error with certificate - error %d at depth %d\n%s\n",
1212                         err,X509_STORE_CTX_get_error_depth(ctx),
1213                         X509_verify_cert_error_string(err));
1214                 return 1;
1215                 }
1216         }
1217
1218 /* self sign */
1219 static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext, const EVP_MD *digest,
1220                                                 CONF *conf, char *section)
1221         {
1222
1223         EVP_PKEY *pktmp;
1224
1225         pktmp = X509_get_pubkey(x);
1226         EVP_PKEY_copy_parameters(pktmp,pkey);
1227         EVP_PKEY_save_parameters(pktmp,1);
1228         EVP_PKEY_free(pktmp);
1229
1230         if (!X509_set_issuer_name(x,X509_get_subject_name(x))) goto err;
1231         if (X509_gmtime_adj(X509_get_notBefore(x),0) == NULL) goto err;
1232
1233         /* Lets just make it 12:00am GMT, Jan 1 1970 */
1234         /* memcpy(x->cert_info->validity->notBefore,"700101120000Z",13); */
1235         /* 28 days to be certified */
1236
1237         if (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL)
1238                 goto err;
1239
1240         if (!X509_set_pubkey(x,pkey)) goto err;
1241         if (clrext)
1242                 {
1243                 while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0);
1244                 }
1245         if (conf)
1246                 {
1247                 X509V3_CTX ctx;
1248                 X509_set_version(x,2); /* version 3 certificate */
1249                 X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0);
1250                 X509V3_set_nconf(&ctx, conf);
1251                 if (!X509V3_EXT_add_nconf(conf, &ctx, section, x)) goto err;
1252                 }
1253         if (!X509_sign(x,pkey,digest)) goto err;
1254         return 1;
1255 err:
1256         ERR_print_errors(bio_err);
1257         return 0;
1258         }
1259
1260 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt)
1261 {
1262         int id, i, idret;
1263         char *pname;
1264         id = X509_PURPOSE_get_id(pt);
1265         pname = X509_PURPOSE_get0_name(pt);
1266         for (i = 0; i < 2; i++)
1267                 {
1268                 idret = X509_check_purpose(cert, id, i);
1269                 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : "");
1270                 if (idret == 1) BIO_printf(bio, "Yes\n");
1271                 else if (idret == 0) BIO_printf(bio, "No\n");
1272                 else BIO_printf(bio, "Yes (WARNING code=%d)\n", idret);
1273                 }
1274         return 1;
1275 }