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 #include <openssl/rsa.h>
  77 #include <openssl/dsa.h>
  78
  79 #undef PROG
  80 #define PROG x509_main
  81
  82 #undef POSTFIX
  83 #define POSTFIX ".srl"
  84 #define DEF_DAYS        30
  85
  86 static char *x509_usage[]={
  87 "usage: x509 args\n",
  88 " -inform arg     - input format - default PEM (one of DER, NET or PEM)\n",
  89 " -outform arg    - output format - default PEM (one of DER, NET or PEM)\n",
  90 " -keyform arg    - private key format - default PEM\n",
  91 " -CAform arg     - CA format - default PEM\n",
  92 " -CAkeyform arg  - CA key format - default PEM\n",
  93 " -in arg         - input file - default stdin\n",
  94 " -out arg        - output file - default stdout\n",
  95 " -passin arg     - private key password source\n",
  96 " -serial         - print serial number value\n",
  97 " -subject_hash   - print subject hash value\n",
  98 " -issuer_hash    - print issuer hash value\n",
  99 " -hash           - synonym for -subject_hash\n",
 100 " -subject        - print subject DN\n",
 101 " -issuer         - print issuer DN\n",
 102 " -email          - print email address(es)\n",
 103 " -startdate      - notBefore field\n",
 104 " -enddate        - notAfter field\n",
 105 " -purpose        - print out certificate purposes\n",
 106 " -dates          - both Before and After dates\n",
 107 " -modulus        - print the RSA key modulus\n",
 108 " -pubkey         - output the public key\n",
 109 " -fingerprint    - print the certificate fingerprint\n",
 110 " -alias          - output certificate alias\n",
 111 " -noout          - no certificate output\n",
 112 " -ocspid         - print OCSP hash values for the subject name and public key\n",
 113 " -trustout       - output a \"trusted\" certificate\n",
 114 " -clrtrust       - clear all trusted purposes\n",
 115 " -clrreject      - clear all rejected purposes\n",
 116 " -addtrust arg   - trust certificate for a given purpose\n",
 117 " -addreject arg  - reject certificate for a given purpose\n",
 118 " -setalias arg   - set certificate alias\n",
 119 " -days arg       - How long till expiry of a signed certificate - def 30 days\n",
 120 " -checkend arg   - check whether the cert expires in the next arg seconds\n",
 121 "                   exit 1 if so, 0 if not\n",
 122 " -signkey arg    - self sign cert with arg\n",
 123 " -x509toreq      - output a certification request object\n",
 124 " -req            - input is a certificate request, sign and output.\n",
 125 " -CA arg         - set the CA certificate, must be PEM format.\n",
 126 " -CAkey arg      - set the CA key, must be PEM format\n",
 127 "                   missing, it is assumed to be in the CA file.\n",
 128 " -CAcreateserial - create serial number file if it does not exist\n",
 129 " -CAserial arg   - serial file\n",
 130 " -set_serial     - serial number to use\n",
 131 " -text           - print the certificate in text form\n",
 132 " -C              - print out C code forms\n",
 133 " -md2/-md5/-sha1/-mdc2 - digest to use\n",
 134 " -extfile        - configuration file with X509V3 extensions to add\n",
 135 " -extensions     - section from config file with X509V3 extensions to add\n",
 136 " -clrext         - delete extensions before signing and input certificate\n",
 137 " -nameopt arg    - various certificate name options\n",
 138 #ifndef OPENSSL_NO_ENGINE
 139 " -engine e       - use engine e, possibly a hardware device.\n",
 140 #endif
 141 " -certopt arg    - various certificate text options\n",
 142 NULL
 143 };
 144
 145 static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx);
 146 static int sign (X509 *x, EVP_PKEY *pkey,int days,int clrext, const EVP_MD *digest,
 147                                                 CONF *conf, char *section);
 148 static int x509_certify (X509_STORE *ctx,char *CAfile,const EVP_MD *digest,
 149                          X509 *x,X509 *xca,EVP_PKEY *pkey,char *serial,
 150                          int create,int days, int clrext, CONF *conf, char *section,
 151                                                 ASN1_INTEGER *sno);
 152 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt);
 153 static int reqfile=0;
 154
 155 int MAIN(int, char **);
 156
 157 int MAIN(int argc, char **argv)
 158         {
 159         ENGINE *e = NULL;
 160         int ret=1;
 161         X509_REQ *req=NULL;
 162         X509 *x=NULL,*xca=NULL;
 163         ASN1_OBJECT *objtmp;
 164         EVP_PKEY *Upkey=NULL,*CApkey=NULL;
 165         ASN1_INTEGER *sno = NULL;
 166         int i,num,badops=0;
 167         BIO *out=NULL;
 168         BIO *STDout=NULL;
 169         STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL;
 170         int informat,outformat,keyformat,CAformat,CAkeyformat;
 171         char *infile=NULL,*outfile=NULL,*keyfile=NULL,*CAfile=NULL;
 172         char *CAkeyfile=NULL,*CAserial=NULL;
 173         char *alias=NULL;
 174         int text=0,serial=0,subject=0,issuer=0,startdate=0,enddate=0;
 175         int subject_hash=0,issuer_hash=0,ocspid=0;
 176         int noout=0,sign_flag=0,CA_flag=0,CA_createserial=0,email=0;
 177         int trustout=0,clrtrust=0,clrreject=0,aliasout=0,clrext=0;
 178         int C=0;
 179         int x509req=0,days=DEF_DAYS,modulus=0,pubkey=0;
 180         int pprint = 0;
 181         char **pp;
 182         X509_STORE *ctx=NULL;
 183         X509_REQ *rq=NULL;
 184         int fingerprint=0;
 185         char buf[256];
 186         const EVP_MD *md_alg,*digest=EVP_md5();
 187         CONF *extconf = NULL;
 188         char *extsect = NULL, *extfile = NULL, *passin = NULL, *passargin = NULL;
 189         int need_rand = 0;
 190         int checkend=0,checkoffset=0;
 191         unsigned long nmflag = 0, certflag = 0;
 192 #ifndef OPENSSL_NO_ENGINE
 193         char *engine=NULL;
 194 #endif
 195
 196         reqfile=0;
 197
 198         apps_startup();
 199
 200         if (bio_err == NULL)
 201                 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
 202
 203         if (!load_config(bio_err, NULL))
 204                 goto end;
 205         STDout=BIO_new_fp(stdout,BIO_NOCLOSE);
 206 #ifdef OPENSSL_SYS_VMS
 207         {
 208         BIO *tmpbio = BIO_new(BIO_f_linebuffer());
 209         STDout = BIO_push(tmpbio, STDout);
 210         }
 211 #endif
 212
 213         informat=FORMAT_PEM;
 214         outformat=FORMAT_PEM;
 215         keyformat=FORMAT_PEM;
 216         CAformat=FORMAT_PEM;
 217         CAkeyformat=FORMAT_PEM;
 218
 219         ctx=X509_STORE_new();
 220         if (ctx == NULL) goto end;
 221         X509_STORE_set_verify_cb_func(ctx,callb);
 222
 223         argc--;
 224         argv++;
 225         num=0;
 226         while (argc >= 1)
 227                 {
 228                 if      (strcmp(*argv,"-inform") == 0)
 229                         {
 230                         if (--argc < 1) goto bad;
 231                         informat=str2fmt(*(++argv));
 232                         }
 233                 else if (strcmp(*argv,"-outform") == 0)
 234                         {
 235                         if (--argc < 1) goto bad;
 236                         outformat=str2fmt(*(++argv));
 237                         }
 238                 else if (strcmp(*argv,"-keyform") == 0)
 239                         {
 240                         if (--argc < 1) goto bad;
 241                         keyformat=str2fmt(*(++argv));
 242                         }
 243                 else if (strcmp(*argv,"-req") == 0)
 244                         {
 245                         reqfile=1;
 246                         need_rand = 1;
 247                         }
 248                 else if (strcmp(*argv,"-CAform") == 0)
 249                         {
 250                         if (--argc < 1) goto bad;
 251                         CAformat=str2fmt(*(++argv));
 252                         }
 253                 else if (strcmp(*argv,"-CAkeyform") == 0)
 254                         {
 255                         if (--argc < 1) goto bad;
 256                         CAkeyformat=str2fmt(*(++argv));
 257                         }
 258                 else if (strcmp(*argv,"-days") == 0)
 259                         {
 260                         if (--argc < 1) goto bad;
 261                         days=atoi(*(++argv));
 262                         if (days == 0)
 263                                 {
 264                                 BIO_printf(STDout,"bad number of days\n");
 265                                 goto bad;
 266                                 }
 267                         }
 268                 else if (strcmp(*argv,"-passin") == 0)
 269                         {
 270                         if (--argc < 1) goto bad;
 271                         passargin= *(++argv);
 272                         }
 273                 else if (strcmp(*argv,"-extfile") == 0)
 274                         {
 275                         if (--argc < 1) goto bad;
 276                         extfile= *(++argv);
 277                         }
 278                 else if (strcmp(*argv,"-extensions") == 0)
 279                         {
 280                         if (--argc < 1) goto bad;
 281                         extsect= *(++argv);
 282                         }
 283                 else if (strcmp(*argv,"-in") == 0)
 284                         {
 285                         if (--argc < 1) goto bad;
 286                         infile= *(++argv);
 287                         }
 288                 else if (strcmp(*argv,"-out") == 0)
 289                         {
 290                         if (--argc < 1) goto bad;
 291                         outfile= *(++argv);
 292                         }
 293                 else if (strcmp(*argv,"-signkey") == 0)
 294                         {
 295                         if (--argc < 1) goto bad;
 296                         keyfile= *(++argv);
 297                         sign_flag= ++num;
 298                         need_rand = 1;
 299                         }
 300                 else if (strcmp(*argv,"-CA") == 0)
 301                         {
 302                         if (--argc < 1) goto bad;
 303                         CAfile= *(++argv);
 304                         CA_flag= ++num;
 305                         need_rand = 1;
 306                         }
 307                 else if (strcmp(*argv,"-CAkey") == 0)
 308                         {
 309                         if (--argc < 1) goto bad;
 310                         CAkeyfile= *(++argv);
 311                         }
 312                 else if (strcmp(*argv,"-CAserial") == 0)
 313                         {
 314                         if (--argc < 1) goto bad;
 315                         CAserial= *(++argv);
 316                         }
 317                 else if (strcmp(*argv,"-set_serial") == 0)
 318                         {
 319                         if (--argc < 1) goto bad;
 320                         if (!(sno = s2i_ASN1_INTEGER(NULL, *(++argv))))
 321                                 goto bad;
 322                         }
 323                 else if (strcmp(*argv,"-addtrust") == 0)
 324                         {
 325                         if (--argc < 1) goto bad;
 326                         if (!(objtmp = OBJ_txt2obj(*(++argv), 0)))
 327                                 {
 328                                 BIO_printf(bio_err,
 329                                         "Invalid trust object value %s\n", *argv);
 330                                 goto bad;
 331                                 }
 332                         if (!trust) trust = sk_ASN1_OBJECT_new_null();
 333                         sk_ASN1_OBJECT_push(trust, objtmp);
 334                         trustout = 1;
 335                         }
 336                 else if (strcmp(*argv,"-addreject") == 0)
 337                         {
 338                         if (--argc < 1) goto bad;
 339                         if (!(objtmp = OBJ_txt2obj(*(++argv), 0)))
 340                                 {
 341                                 BIO_printf(bio_err,
 342                                         "Invalid reject object value %s\n", *argv);
 343                                 goto bad;
 344                                 }
 345                         if (!reject) reject = sk_ASN1_OBJECT_new_null();
 346                         sk_ASN1_OBJECT_push(reject, objtmp);
 347                         trustout = 1;
 348                         }
 349                 else if (strcmp(*argv,"-setalias") == 0)
 350                         {
 351                         if (--argc < 1) goto bad;
 352                         alias= *(++argv);
 353                         trustout = 1;
 354                         }
 355                 else if (strcmp(*argv,"-certopt") == 0)
 356                         {
 357                         if (--argc < 1) goto bad;
 358                         if (!set_cert_ex(&certflag, *(++argv))) goto bad;
 359                         }
 360                 else if (strcmp(*argv,"-nameopt") == 0)
 361                         {
 362                         if (--argc < 1) goto bad;
 363                         if (!set_name_ex(&nmflag, *(++argv))) goto bad;
 364                         }
 365 #ifndef OPENSSL_NO_ENGINE
 366                 else if (strcmp(*argv,"-engine") == 0)
 367                         {
 368                         if (--argc < 1) goto bad;
 369                         engine= *(++argv);
 370                         }
 371 #endif
 372                 else if (strcmp(*argv,"-C") == 0)
 373                         C= ++num;
 374                 else if (strcmp(*argv,"-email") == 0)
 375                         email= ++num;
 376                 else if (strcmp(*argv,"-serial") == 0)
 377                         serial= ++num;
 378                 else if (strcmp(*argv,"-modulus") == 0)
 379                         modulus= ++num;
 380                 else if (strcmp(*argv,"-pubkey") == 0)
 381                         pubkey= ++num;
 382                 else if (strcmp(*argv,"-x509toreq") == 0)
 383                         x509req= ++num;
 384                 else if (strcmp(*argv,"-text") == 0)
 385                         text= ++num;
 386                 else if (strcmp(*argv,"-hash") == 0
 387                         || strcmp(*argv,"-subject_hash") == 0)
 388                         subject_hash= ++num;
 389                 else if (strcmp(*argv,"-issuer_hash") == 0)
 390                         issuer_hash= ++num;
 391                 else if (strcmp(*argv,"-subject") == 0)
 392                         subject= ++num;
 393                 else if (strcmp(*argv,"-issuer") == 0)
 394                         issuer= ++num;
 395                 else if (strcmp(*argv,"-fingerprint") == 0)
 396                         fingerprint= ++num;
 397                 else if (strcmp(*argv,"-dates") == 0)
 398                         {
 399                         startdate= ++num;
 400                         enddate= ++num;
 401                         }
 402                 else if (strcmp(*argv,"-purpose") == 0)
 403                         pprint= ++num;
 404                 else if (strcmp(*argv,"-startdate") == 0)
 405                         startdate= ++num;
 406                 else if (strcmp(*argv,"-enddate") == 0)
 407                         enddate= ++num;
 408                 else if (strcmp(*argv,"-checkend") == 0)
 409                         {
 410                         if (--argc < 1) goto bad;
 411                         checkoffset=atoi(*(++argv));
 412                         checkend=1;
 413                         }
 414                 else if (strcmp(*argv,"-noout") == 0)
 415                         noout= ++num;
 416                 else if (strcmp(*argv,"-trustout") == 0)
 417                         trustout= 1;
 418                 else if (strcmp(*argv,"-clrtrust") == 0)
 419                         clrtrust= ++num;
 420                 else if (strcmp(*argv,"-clrreject") == 0)
 421                         clrreject= ++num;
 422                 else if (strcmp(*argv,"-alias") == 0)
 423                         aliasout= ++num;
 424                 else if (strcmp(*argv,"-CAcreateserial") == 0)
 425                         CA_createserial= ++num;
 426                 else if (strcmp(*argv,"-clrext") == 0)
 427                         clrext = 1;
 428 #if 1 /* stay backwards-compatible with 0.9.5; this should go away soon */
 429                 else if (strcmp(*argv,"-crlext") == 0)
 430                         {
 431                         BIO_printf(bio_err,"use -clrext instead of -crlext\n");
 432                         clrext = 1;
 433                         }
 434 #endif
 435                 else if (strcmp(*argv,"-ocspid") == 0)
 436                         ocspid= ++num;
 437                 else if ((md_alg=EVP_get_digestbyname(*argv + 1)))
 438                         {
 439                         /* ok */
 440                         digest=md_alg;
 441                         }
 442                 else
 443                         {
 444                         BIO_printf(bio_err,"unknown option %s\n",*argv);
 445                         badops=1;
 446                         break;
 447                         }
 448                 argc--;
 449                 argv++;
 450                 }
 451
 452         if (badops)
 453                 {
 454 bad:
 455                 for (pp=x509_usage; (*pp != NULL); pp++)
 456                         BIO_printf(bio_err,"%s",*pp);
 457                 goto end;
 458                 }
 459
 460 #ifndef OPENSSL_NO_ENGINE
 461         e = setup_engine(bio_err, engine, 0);
 462 #endif
 463
 464         if (need_rand)
 465                 app_RAND_load_file(NULL, bio_err, 0);
 466
 467         ERR_load_crypto_strings();
 468
 469         if (!app_passwd(bio_err, passargin, NULL, &passin, NULL))
 470                 {
 471                 BIO_printf(bio_err, "Error getting password\n");
 472                 goto end;
 473                 }
 474
 475         if (!X509_STORE_set_default_paths(ctx))
 476                 {
 477                 ERR_print_errors(bio_err);
 478                 goto end;
 479                 }
 480
 481         if ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM))
 482                 { CAkeyfile=CAfile; }
 483         else if ((CA_flag) && (CAkeyfile == NULL))
 484                 {
 485                 BIO_printf(bio_err,"need to specify a CAkey if using the CA command\n");
 486                 goto end;
 487                 }
 488
 489         if (extfile)
 490                 {
 491                 long errorline = -1;
 492                 X509V3_CTX ctx2;
 493                 extconf = NCONF_new(NULL);
 494                 if (!NCONF_load(extconf, extfile,&errorline))
 495                         {
 496                         if (errorline <= 0)
 497                                 BIO_printf(bio_err,
 498                                         "error loading the config file '%s'\n",
 499                                                                 extfile);
 500                         else
 501                                 BIO_printf(bio_err,
 502                                        "error on line %ld of config file '%s'\n"
 503                                                         ,errorline,extfile);
 504                         goto end;
 505                         }
 506                 if (!extsect)
 507                         {
 508                         extsect = NCONF_get_string(extconf, "default", "extensions");
 509                         if (!extsect)
 510                                 {
 511                                 ERR_clear_error();
 512                                 extsect = "default";
 513                                 }
 514                         }
 515                 X509V3_set_ctx_test(&ctx2);
 516                 X509V3_set_nconf(&ctx2, extconf);
 517                 if (!X509V3_EXT_add_nconf(extconf, &ctx2, extsect, NULL))
 518                         {
 519                         BIO_printf(bio_err,
 520                                 "Error Loading extension section %s\n",
 521                                                                  extsect);
 522                         ERR_print_errors(bio_err);
 523                         goto end;
 524                         }
 525                 }
 526
 527
 528         if (reqfile)
 529                 {
 530                 EVP_PKEY *pkey;
 531                 X509_CINF *ci;
 532                 BIO *in;
 533
 534                 if (!sign_flag && !CA_flag)
 535                         {
 536                         BIO_printf(bio_err,"We need a private key to sign with\n");
 537                         goto end;
 538                         }
 539                 in=BIO_new(BIO_s_file());
 540                 if (in == NULL)
 541                         {
 542                         ERR_print_errors(bio_err);
 543                         goto end;
 544                         }
 545
 546                 if (infile == NULL)
 547                         BIO_set_fp(in,stdin,BIO_NOCLOSE|BIO_FP_TEXT);
 548                 else
 549                         {
 550                         if (BIO_read_filename(in,infile) <= 0)
 551                                 {
 552                                 perror(infile);
 553                                 BIO_free(in);
 554                                 goto end;
 555                                 }
 556                         }
 557                 req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
 558                 BIO_free(in);
 559
 560                 if (req == NULL)
 561                         {
 562                         ERR_print_errors(bio_err);
 563                         goto end;
 564                         }
 565
 566                 if (    (req->req_info == NULL) ||
 567                         (req->req_info->pubkey == NULL) ||
 568                         (req->req_info->pubkey->public_key == NULL) ||
 569                         (req->req_info->pubkey->public_key->data == NULL))
 570                         {
 571                         BIO_printf(bio_err,"The certificate request appears to corrupted\n");
 572                         BIO_printf(bio_err,"It does not contain a public key\n");
 573                         goto end;
 574                         }
 575                 if ((pkey=X509_REQ_get_pubkey(req)) == NULL)
 576                         {
 577                         BIO_printf(bio_err,"error unpacking public key\n");
 578                         goto end;
 579                         }
 580                 i=X509_REQ_verify(req,pkey);
 581                 EVP_PKEY_free(pkey);
 582                 if (i < 0)
 583                         {
 584                         BIO_printf(bio_err,"Signature verification error\n");
 585                         ERR_print_errors(bio_err);
 586                         goto end;
 587                         }
 588                 if (i == 0)
 589                         {
 590                         BIO_printf(bio_err,"Signature did not match the certificate request\n");
 591                         goto end;
 592                         }
 593                 else
 594                         BIO_printf(bio_err,"Signature ok\n");
 595
 596                 print_name(bio_err, "subject=", X509_REQ_get_subject_name(req), nmflag);
 597
 598                 if ((x=X509_new()) == NULL) goto end;
 599                 ci=x->cert_info;
 600
 601                 if (sno)
 602                         {
 603                         if (!X509_set_serialNumber(x, sno))
 604                                 goto end;
 605                         }
 606                 else if (!ASN1_INTEGER_set(X509_get_serialNumber(x),0)) goto end;
 607                 if (!X509_set_issuer_name(x,req->req_info->subject)) goto end;
 608                 if (!X509_set_subject_name(x,req->req_info->subject)) goto end;
 609
 610                 X509_gmtime_adj(X509_get_notBefore(x),0);
 611                 X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days);
 612
 613                 pkey = X509_REQ_get_pubkey(req);
 614                 X509_set_pubkey(x,pkey);
 615                 EVP_PKEY_free(pkey);
 616                 }
 617         else
 618                 x=load_cert(bio_err,infile,informat,NULL,e,"Certificate");
 619
 620         if (x == NULL) goto end;
 621         if (CA_flag)
 622                 {
 623                 xca=load_cert(bio_err,CAfile,CAformat,NULL,e,"CA Certificate");
 624                 if (xca == NULL) goto end;
 625                 }
 626
 627         if (!noout || text)
 628                 {
 629                 OBJ_create("2.99999.3",
 630                         "SET.ex3","SET x509v3 extension 3");
 631
 632                 out=BIO_new(BIO_s_file());
 633                 if (out == NULL)
 634                         {
 635                         ERR_print_errors(bio_err);
 636                         goto end;
 637                         }
 638                 if (outfile == NULL)
 639                         {
 640                         BIO_set_fp(out,stdout,BIO_NOCLOSE);
 641 #ifdef OPENSSL_SYS_VMS
 642                         {
 643                         BIO *tmpbio = BIO_new(BIO_f_linebuffer());
 644                         out = BIO_push(tmpbio, out);
 645                         }
 646 #endif
 647                         }
 648                 else
 649                         {
 650                         if (BIO_write_filename(out,outfile) <= 0)
 651                                 {
 652                                 perror(outfile);
 653                                 goto end;
 654                                 }
 655                         }
 656                 }
 657
 658         if (alias) X509_alias_set1(x, (unsigned char *)alias, -1);
 659
 660         if (clrtrust) X509_trust_clear(x);
 661         if (clrreject) X509_reject_clear(x);
 662
 663         if (trust)
 664                 {
 665                 for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++)
 666                         {
 667                         objtmp = sk_ASN1_OBJECT_value(trust, i);
 668                         X509_add1_trust_object(x, objtmp);
 669                         }
 670                 }
 671
 672         if (reject)
 673                 {
 674                 for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++)
 675                         {
 676                         objtmp = sk_ASN1_OBJECT_value(reject, i);
 677                         X509_add1_reject_object(x, objtmp);
 678                         }
 679                 }
 680
 681         if (num)
 682                 {
 683                 for (i=1; i<=num; i++)
 684                         {
 685                         if (issuer == i)
 686                                 {
 687                                 print_name(STDout, "issuer= ",
 688                                         X509_get_issuer_name(x), nmflag);
 689                                 }
 690                         else if (subject == i)
 691                                 {
 692                                 print_name(STDout, "subject= ",
 693                                         X509_get_subject_name(x), nmflag);
 694                                 }
 695                         else if (serial == i)
 696                                 {
 697                                 BIO_printf(STDout,"serial=");
 698                                 i2a_ASN1_INTEGER(STDout,x->cert_info->serialNumber);
 699                                 BIO_printf(STDout,"\n");
 700                                 }
 701                         else if (email == i)
 702                                 {
 703                                 int j;
 704                                 STACK *emlst;
 705                                 emlst = X509_get1_email(x);
 706                                 for (j = 0; j < sk_num(emlst); j++)
 707                                         BIO_printf(STDout, "%s\n", sk_value(emlst, j));
 708                                 X509_email_free(emlst);
 709                                 }
 710                         else if (aliasout == i)
 711                                 {
 712                                 unsigned char *alstr;
 713                                 alstr = X509_alias_get0(x, NULL);
 714                                 if (alstr) BIO_printf(STDout,"%s\n", alstr);
 715                                 else BIO_puts(STDout,"<No Alias>\n");
 716                                 }
 717                         else if (subject_hash == i)
 718                                 {
 719                                 BIO_printf(STDout,"%08lx\n",X509_subject_name_hash(x));
 720                                 }
 721                         else if (issuer_hash == i)
 722                                 {
 723                                 BIO_printf(STDout,"%08lx\n",X509_issuer_name_hash(x));
 724                                 }
 725                         else if (pprint == i)
 726                                 {
 727                                 X509_PURPOSE *ptmp;
 728                                 int j;
 729                                 BIO_printf(STDout, "Certificate purposes:\n");
 730                                 for (j = 0; j < X509_PURPOSE_get_count(); j++)
 731                                         {
 732                                         ptmp = X509_PURPOSE_get0(j);
 733                                         purpose_print(STDout, x, ptmp);
 734                                         }
 735                                 }
 736                         else
 737                                 if (modulus == i)
 738                                 {
 739                                 EVP_PKEY *pkey;
 740
 741                                 pkey=X509_get_pubkey(x);
 742                                 if (pkey == NULL)
 743                                         {
 744                                         BIO_printf(bio_err,"Modulus=unavailable\n");
 745                                         ERR_print_errors(bio_err);
 746                                         goto end;
 747                                         }
 748                                 BIO_printf(STDout,"Modulus=");
 749 #ifndef OPENSSL_NO_RSA
 750                                 if (pkey->type == EVP_PKEY_RSA)
 751                                         BN_print(STDout,pkey->pkey.rsa->n);
 752                                 else
 753 #endif
 754 #ifndef OPENSSL_NO_DSA
 755                                 if (pkey->type == EVP_PKEY_DSA)
 756                                         BN_print(STDout,pkey->pkey.dsa->pub_key);
 757                                 else
 758 #endif
 759                                         BIO_printf(STDout,"Wrong Algorithm type");
 760                                 BIO_printf(STDout,"\n");
 761                                 EVP_PKEY_free(pkey);
 762                                 }
 763                         else
 764                                 if (pubkey == i)
 765                                 {
 766                                 EVP_PKEY *pkey;
 767
 768                                 pkey=X509_get_pubkey(x);
 769                                 if (pkey == NULL)
 770                                         {
 771                                         BIO_printf(bio_err,"Error getting public key\n");
 772                                         ERR_print_errors(bio_err);
 773                                         goto end;
 774                                         }
 775                                 PEM_write_bio_PUBKEY(STDout, pkey);
 776                                 EVP_PKEY_free(pkey);
 777                                 }
 778                         else
 779                                 if (C == i)
 780                                 {
 781                                 unsigned char *d;
 782                                 char *m;
 783                                 int y,z;
 784
 785                                 X509_NAME_oneline(X509_get_subject_name(x),
 786                                         buf,sizeof buf);
 787                                 BIO_printf(STDout,"/* subject:%s */\n",buf);
 788                                 m=X509_NAME_oneline(
 789                                         X509_get_issuer_name(x),buf,
 790                                         sizeof buf);
 791                                 BIO_printf(STDout,"/* issuer :%s */\n",buf);
 792
 793                                 z=i2d_X509(x,NULL);
 794                                 m=OPENSSL_malloc(z);
 795
 796                                 d=(unsigned char *)m;
 797                                 z=i2d_X509_NAME(X509_get_subject_name(x),&d);
 798                                 BIO_printf(STDout,"unsigned char XXX_subject_name[%d]={\n",z);
 799                                 d=(unsigned char *)m;
 800                                 for (y=0; y<z; y++)
 801                                         {
 802                                         BIO_printf(STDout,"0x%02X,",d[y]);
 803                                         if ((y & 0x0f) == 0x0f) BIO_printf(STDout,"\n");
 804                                         }
 805                                 if (y%16 != 0) BIO_printf(STDout,"\n");
 806                                 BIO_printf(STDout,"};\n");
 807
 808                                 z=i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x),&d);
 809                                 BIO_printf(STDout,"unsigned char XXX_public_key[%d]={\n",z);
 810                                 d=(unsigned char *)m;
 811                                 for (y=0; y<z; y++)
 812                                         {
 813                                         BIO_printf(STDout,"0x%02X,",d[y]);
 814                                         if ((y & 0x0f) == 0x0f)
 815                                                 BIO_printf(STDout,"\n");
 816                                         }
 817                                 if (y%16 != 0) BIO_printf(STDout,"\n");
 818                                 BIO_printf(STDout,"};\n");
 819
 820                                 z=i2d_X509(x,&d);
 821                                 BIO_printf(STDout,"unsigned char XXX_certificate[%d]={\n",z);
 822                                 d=(unsigned char *)m;
 823                                 for (y=0; y<z; y++)
 824                                         {
 825                                         BIO_printf(STDout,"0x%02X,",d[y]);
 826                                         if ((y & 0x0f) == 0x0f)
 827                                                 BIO_printf(STDout,"\n");
 828                                         }
 829                                 if (y%16 != 0) BIO_printf(STDout,"\n");
 830                                 BIO_printf(STDout,"};\n");
 831
 832                                 OPENSSL_free(m);
 833                                 }
 834                         else if (text == i)
 835                                 {
 836                                 X509_print_ex(out,x,nmflag, certflag);
 837                                 }
 838                         else if (startdate == i)
 839                                 {
 840                                 BIO_puts(STDout,"notBefore=");
 841                                 ASN1_TIME_print(STDout,X509_get_notBefore(x));
 842                                 BIO_puts(STDout,"\n");
 843                                 }
 844                         else if (enddate == i)
 845                                 {
 846                                 BIO_puts(STDout,"notAfter=");
 847                                 ASN1_TIME_print(STDout,X509_get_notAfter(x));
 848                                 BIO_puts(STDout,"\n");
 849                                 }
 850                         else if (fingerprint == i)
 851                                 {
 852                                 int j;
 853                                 unsigned int n;
 854                                 unsigned char md[EVP_MAX_MD_SIZE];
 855
 856                                 if (!X509_digest(x,digest,md,&n))
 857                                         {
 858                                         BIO_printf(bio_err,"out of memory\n");
 859                                         goto end;
 860                                         }
 861                                 BIO_printf(STDout,"%s Fingerprint=",
 862                                                 OBJ_nid2sn(EVP_MD_type(digest)));
 863                                 for (j=0; j<(int)n; j++)
 864                                         {
 865                                         BIO_printf(STDout,"%02X%c",md[j],
 866                                                 (j+1 == (int)n)
 867                                                 ?'\n':':');
 868                                         }
 869                                 }
 870
 871                         /* should be in the library */
 872                         else if ((sign_flag == i) && (x509req == 0))
 873                                 {
 874                                 BIO_printf(bio_err,"Getting Private key\n");
 875                                 if (Upkey == NULL)
 876                                         {
 877                                         Upkey=load_key(bio_err,
 878                                                 keyfile, keyformat, 0,
 879                                                 passin, e, "Private key");
 880                                         if (Upkey == NULL) goto end;
 881                                         }
 882 #ifndef OPENSSL_NO_DSA
 883                                 if (Upkey->type == EVP_PKEY_DSA)
 884                                         digest=EVP_dss1();
 885 #endif
 886 #ifndef OPENSSL_NO_ECDSA
 887                                 if (Upkey->type == EVP_PKEY_EC)
 888                                         digest=EVP_ecdsa();
 889 #endif
 890
 891                                 assert(need_rand);
 892                                 if (!sign(x,Upkey,days,clrext,digest,
 893                                                  extconf, extsect)) goto end;
 894                                 }
 895                         else if (CA_flag == i)
 896                                 {
 897                                 BIO_printf(bio_err,"Getting CA Private Key\n");
 898                                 if (CAkeyfile != NULL)
 899                                         {
 900                                         CApkey=load_key(bio_err,
 901                                                 CAkeyfile, CAkeyformat,
 902                                                 0, passin, e,
 903                                                 "CA Private Key");
 904                                         if (CApkey == NULL) goto end;
 905                                         }
 906 #ifndef OPENSSL_NO_DSA
 907                                 if (CApkey->type == EVP_PKEY_DSA)
 908                                         digest=EVP_dss1();
 909 #endif
 910 #ifndef OPENSSL_NO_ECDSA
 911                                 if (CApkey->type == EVP_PKEY_EC)
 912                                         digest = EVP_ecdsa();
 913 #endif
 914
 915                                 assert(need_rand);
 916                                 if (!x509_certify(ctx,CAfile,digest,x,xca,
 917                                         CApkey, CAserial,CA_createserial,days, clrext,
 918                                         extconf, extsect, sno))
 919                                         goto end;
 920                                 }
 921                         else if (x509req == i)
 922                                 {
 923                                 EVP_PKEY *pk;
 924
 925                                 BIO_printf(bio_err,"Getting request Private Key\n");
 926                                 if (keyfile == NULL)
 927                                         {
 928                                         BIO_printf(bio_err,"no request key file specified\n");
 929                                         goto end;
 930                                         }
 931                                 else
 932                                         {
 933                                         pk=load_key(bio_err,
 934                                                 keyfile, FORMAT_PEM, 0,
 935                                                 passin, e, "request key");
 936                                         if (pk == NULL) goto end;
 937                                         }
 938
 939                                 BIO_printf(bio_err,"Generating certificate request\n");
 940
 941 #ifndef OPENSSL_NO_DSA
 942                                 if (pk->type == EVP_PKEY_DSA)
 943                                         digest=EVP_dss1();
 944 #endif
 945 #ifndef OPENSSL_NO_ECDSA
 946                                 if (pk->type == EVP_PKEY_EC)
 947                                         digest=EVP_ecdsa();
 948 #endif
 949
 950                                 rq=X509_to_X509_REQ(x,pk,digest);
 951                                 EVP_PKEY_free(pk);
 952                                 if (rq == NULL)
 953                                         {
 954                                         ERR_print_errors(bio_err);
 955                                         goto end;
 956                                         }
 957                                 if (!noout)
 958                                         {
 959                                         X509_REQ_print(out,rq);
 960                                         PEM_write_bio_X509_REQ(out,rq);
 961                                         }
 962                                 noout=1;
 963                                 }
 964                         else if (ocspid == i)
 965                                 {
 966                                 X509_ocspid_print(out, x);
 967                                 }
 968                         }
 969                 }
 970
 971         if (checkend)
 972                 {
 973                 time_t tnow=time(NULL);
 974
 975                 if (ASN1_UTCTIME_cmp_time_t(X509_get_notAfter(x), tnow+checkoffset) == -1)
 976                         {
 977                         BIO_printf(out,"Certificate will expire\n");
 978                         ret=1;
 979                         }
 980                 else
 981                         {
 982                         BIO_printf(out,"Certificate will not expire\n");
 983                         ret=0;
 984                         }
 985                 goto end;
 986                 }
 987
 988         if (noout)
 989                 {
 990                 ret=0;
 991                 goto end;
 992                 }
 993
 994         if      (outformat == FORMAT_ASN1)
 995                 i=i2d_X509_bio(out,x);
 996         else if (outformat == FORMAT_PEM)
 997                 {
 998                 if (trustout) i=PEM_write_bio_X509_AUX(out,x);
 999                 else i=PEM_write_bio_X509(out,x);
1000                 }
1001         else if (outformat == FORMAT_NETSCAPE)
1002                 {
1003                 ASN1_HEADER ah;
1004                 ASN1_OCTET_STRING os;
1005
1006                 os.data=(unsigned char *)NETSCAPE_CERT_HDR;
1007                 os.length=strlen(NETSCAPE_CERT_HDR);
1008                 ah.header= &os;
1009                 ah.data=(char *)x;
1010                 ah.meth=X509_asn1_meth();
1011
1012                 /* no macro for this one yet */
1013                 i=ASN1_i2d_bio(i2d_ASN1_HEADER,out,(unsigned char *)&ah);
1014                 }
1015         else    {
1016                 BIO_printf(bio_err,"bad output format specified for outfile\n");
1017                 goto end;
1018                 }
1019         if (!i)
1020                 {
1021                 BIO_printf(bio_err,"unable to write certificate\n");
1022                 ERR_print_errors(bio_err);
1023                 goto end;
1024                 }
1025         ret=0;
1026 end:
1027         if (need_rand)
1028                 app_RAND_write_file(NULL, bio_err);
1029         OBJ_cleanup();
1030         NCONF_free(extconf);
1031         BIO_free_all(out);
1032         BIO_free_all(STDout);
1033         X509_STORE_free(ctx);
1034         X509_REQ_free(req);
1035         X509_free(x);
1036         X509_free(xca);
1037         EVP_PKEY_free(Upkey);
1038         EVP_PKEY_free(CApkey);
1039         X509_REQ_free(rq);
1040         ASN1_INTEGER_free(sno);
1041         sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free);
1042         sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free);
1043         if (passin) OPENSSL_free(passin);
1044         apps_shutdown();
1045         OPENSSL_EXIT(ret);
1046         }
1047
1048 static ASN1_INTEGER *x509_load_serial(char *CAfile, char *serialfile, int create)
1049         {
1050         char *buf = NULL, *p;
1051         ASN1_INTEGER *bs = NULL;
1052         BIGNUM *serial = NULL;
1053         size_t len;
1054
1055         len = ((serialfile == NULL)
1056                 ?(strlen(CAfile)+strlen(POSTFIX)+1)
1057                 :(strlen(serialfile)))+1;
1058         buf=OPENSSL_malloc(len);
1059         if (buf == NULL) { BIO_printf(bio_err,"out of mem\n"); goto end; }
1060         if (serialfile == NULL)
1061                 {
1062                 BUF_strlcpy(buf,CAfile,len);
1063                 for (p=buf; *p; p++)
1064                         if (*p == '.')
1065                                 {
1066                                 *p='\0';
1067                                 break;
1068                                 }
1069                 BUF_strlcat(buf,POSTFIX,len);
1070                 }
1071         else
1072                 BUF_strlcpy(buf,serialfile,len);
1073
1074         serial = load_serial(buf, create, NULL);
1075         if (serial == NULL) goto end;
1076
1077         if (!BN_add_word(serial,1))
1078                 { BIO_printf(bio_err,"add_word failure\n"); goto end; }
1079
1080         if (!save_serial(buf, NULL, serial, &bs)) goto end;
1081
1082  end:
1083         if (buf) OPENSSL_free(buf);
1084         BN_free(serial);
1085         return bs;
1086         }
1087
1088 static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest,
1089              X509 *x, X509 *xca, EVP_PKEY *pkey, char *serialfile, int create,
1090              int days, int clrext, CONF *conf, char *section, ASN1_INTEGER *sno)
1091         {
1092         int ret=0;
1093         ASN1_INTEGER *bs=NULL;
1094         X509_STORE_CTX xsc;
1095         EVP_PKEY *upkey;
1096
1097         upkey = X509_get_pubkey(xca);
1098         EVP_PKEY_copy_parameters(upkey,pkey);
1099         EVP_PKEY_free(upkey);
1100
1101         if(!X509_STORE_CTX_init(&xsc,ctx,x,NULL))
1102                 {
1103                 BIO_printf(bio_err,"Error initialising X509 store\n");
1104                 goto end;
1105                 }
1106         if (sno) bs = sno;
1107         else if (!(bs = x509_load_serial(CAfile, serialfile, create)))
1108                 goto end;
1109
1110 /*      if (!X509_STORE_add_cert(ctx,x)) goto end;*/
1111
1112         /* NOTE: this certificate can/should be self signed, unless it was
1113          * a certificate request in which case it is not. */
1114         X509_STORE_CTX_set_cert(&xsc,x);
1115         if (!reqfile && !X509_verify_cert(&xsc))
1116                 goto end;
1117
1118         if (!X509_check_private_key(xca,pkey))
1119                 {
1120                 BIO_printf(bio_err,"CA certificate and CA private key do not match\n");
1121                 goto end;
1122                 }
1123
1124         if (!X509_set_issuer_name(x,X509_get_subject_name(xca))) goto end;
1125         if (!X509_set_serialNumber(x,bs)) goto end;
1126
1127         if (X509_gmtime_adj(X509_get_notBefore(x),0L) == NULL)
1128                 goto end;
1129
1130         /* hardwired expired */
1131         if (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL)
1132                 goto end;
1133
1134         if (clrext)
1135                 {
1136                 while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0);
1137                 }
1138
1139         if (conf)
1140                 {
1141                 X509V3_CTX ctx2;
1142                 X509_set_version(x,2); /* version 3 certificate */
1143                 X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0);
1144                 X509V3_set_nconf(&ctx2, conf);
1145                 if (!X509V3_EXT_add_nconf(conf, &ctx2, section, x)) goto end;
1146                 }
1147
1148         if (!X509_sign(x,pkey,digest)) goto end;
1149         ret=1;
1150 end:
1151         X509_STORE_CTX_cleanup(&xsc);
1152         if (!ret)
1153                 ERR_print_errors(bio_err);
1154         if (!sno) ASN1_INTEGER_free(bs);
1155         return ret;
1156         }
1157
1158 static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx)
1159         {
1160         int err;
1161         X509 *err_cert;
1162
1163         /* it is ok to use a self signed certificate
1164          * This case will catch both the initial ok == 0 and the
1165          * final ok == 1 calls to this function */
1166         err=X509_STORE_CTX_get_error(ctx);
1167         if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT)
1168                 return 1;
1169
1170         /* BAD we should have gotten an error.  Normally if everything
1171          * worked X509_STORE_CTX_get_error(ctx) will still be set to
1172          * DEPTH_ZERO_SELF_.... */
1173         if (ok)
1174                 {
1175                 BIO_printf(bio_err,"error with certificate to be certified - should be self signed\n");
1176                 return 0;
1177                 }
1178         else
1179                 {
1180                 err_cert=X509_STORE_CTX_get_current_cert(ctx);
1181                 print_name(bio_err, NULL, X509_get_subject_name(err_cert),0);
1182                 BIO_printf(bio_err,"error with certificate - error %d at depth %d\n%s\n",
1183                         err,X509_STORE_CTX_get_error_depth(ctx),
1184                         X509_verify_cert_error_string(err));
1185                 return 1;
1186                 }
1187         }
1188
1189 /* self sign */
1190 static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext, const EVP_MD *digest,
1191                                                 CONF *conf, char *section)
1192         {
1193
1194         EVP_PKEY *pktmp;
1195
1196         pktmp = X509_get_pubkey(x);
1197         EVP_PKEY_copy_parameters(pktmp,pkey);
1198         EVP_PKEY_save_parameters(pktmp,1);
1199         EVP_PKEY_free(pktmp);
1200
1201         if (!X509_set_issuer_name(x,X509_get_subject_name(x))) goto err;
1202         if (X509_gmtime_adj(X509_get_notBefore(x),0) == NULL) goto err;
1203
1204         /* Lets just make it 12:00am GMT, Jan 1 1970 */
1205         /* memcpy(x->cert_info->validity->notBefore,"700101120000Z",13); */
1206         /* 28 days to be certified */
1207
1208         if (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL)
1209                 goto err;
1210
1211         if (!X509_set_pubkey(x,pkey)) goto err;
1212         if (clrext)
1213                 {
1214                 while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0);
1215                 }
1216         if (conf)
1217                 {
1218                 X509V3_CTX ctx;
1219                 X509_set_version(x,2); /* version 3 certificate */
1220                 X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0);
1221                 X509V3_set_nconf(&ctx, conf);
1222                 if (!X509V3_EXT_add_nconf(conf, &ctx, section, x)) goto err;
1223                 }
1224         if (!X509_sign(x,pkey,digest)) goto err;
1225         return 1;
1226 err:
1227         ERR_print_errors(bio_err);
1228         return 0;
1229         }
1230
1231 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt)
1232 {
1233         int id, i, idret;
1234         char *pname;
1235         id = X509_PURPOSE_get_id(pt);
1236         pname = X509_PURPOSE_get0_name(pt);
1237         for (i = 0; i < 2; i++)
1238                 {
1239                 idret = X509_check_purpose(cert, id, i);
1240                 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : "");
1241                 if (idret == 1) BIO_printf(bio, "Yes\n");
1242                 else if (idret == 0) BIO_printf(bio, "No\n");
1243                 else BIO_printf(bio, "Yes (WARNING code=%d)\n", idret);
1244                 }
1245         return 1;
1246 }