release/src/router/openssl/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 #ifndef OPENSSL_NO_RSA
  77 #include <openssl/rsa.h>
  78 #endif
  79 #ifndef OPENSSL_NO_DSA
  80 #include <openssl/dsa.h>
  81 #endif
  82
  83 #undef PROG
  84 #define PROG x509_main
  85
  86 #undef POSTFIX
  87 #define POSTFIX ".srl"
  88 #define DEF_DAYS        30
  89
  90 static const char *x509_usage[]={
  91 "usage: x509 args\n",
  92 " -inform arg     - input format - default PEM (one of DER, NET or PEM)\n",
  93 " -outform arg    - output format - default PEM (one of DER, NET or PEM)\n",
  94 " -keyform arg    - private key format - default PEM\n",
  95 " -CAform arg     - CA format - default PEM\n",
  96 " -CAkeyform arg  - CA key format - default PEM\n",
  97 " -in arg         - input file - default stdin\n",
  98 " -out arg        - output file - default stdout\n",
  99 " -passin arg     - private key password source\n",
 100 " -serial         - print serial number value\n",
 101 " -subject_hash   - print subject hash value\n",
 102 #ifndef OPENSSL_NO_MD5
 103 " -subject_hash_old   - print old-style (MD5) subject hash value\n",
 104 #endif
 105 " -issuer_hash    - print issuer hash value\n",
 106 #ifndef OPENSSL_NO_MD5
 107 " -issuer_hash_old    - print old-style (MD5) issuer hash value\n",
 108 #endif
 109 " -hash           - synonym for -subject_hash\n",
 110 " -subject        - print subject DN\n",
 111 " -issuer         - print issuer DN\n",
 112 " -email          - print email address(es)\n",
 113 " -startdate      - notBefore field\n",
 114 " -enddate        - notAfter field\n",
 115 " -purpose        - print out certificate purposes\n",
 116 " -dates          - both Before and After dates\n",
 117 " -modulus        - print the RSA key modulus\n",
 118 " -pubkey         - output the public key\n",
 119 " -fingerprint    - print the certificate fingerprint\n",
 120 " -alias          - output certificate alias\n",
 121 " -noout          - no certificate output\n",
 122 " -ocspid         - print OCSP hash values for the subject name and public key\n",
 123 " -ocsp_uri       - print OCSP Responder URL(s)\n",
 124 " -trustout       - output a \"trusted\" certificate\n",
 125 " -clrtrust       - clear all trusted purposes\n",
 126 " -clrreject      - clear all rejected purposes\n",
 127 " -addtrust arg   - trust certificate for a given purpose\n",
 128 " -addreject arg  - reject certificate for a given purpose\n",
 129 " -setalias arg   - set certificate alias\n",
 130 " -days arg       - How long till expiry of a signed certificate - def 30 days\n",
 131 " -checkend arg   - check whether the cert expires in the next arg seconds\n",
 132 "                   exit 1 if so, 0 if not\n",
 133 " -signkey arg    - self sign cert with arg\n",
 134 " -x509toreq      - output a certification request object\n",
 135 " -req            - input is a certificate request, sign and output.\n",
 136 " -CA arg         - set the CA certificate, must be PEM format.\n",
 137 " -CAkey arg      - set the CA key, must be PEM format\n",
 138 "                   missing, it is assumed to be in the CA file.\n",
 139 " -CAcreateserial - create serial number file if it does not exist\n",
 140 " -CAserial arg   - serial file\n",
 141 " -set_serial     - serial number to use\n",
 142 " -text           - print the certificate in text form\n",
 143 " -C              - print out C code forms\n",
 144 " -md2/-md5/-sha1/-mdc2 - digest to use\n",
 145 " -extfile        - configuration file with X509V3 extensions to add\n",
 146 " -extensions     - section from config file with X509V3 extensions to add\n",
 147 " -clrext         - delete extensions before signing and input certificate\n",
 148 " -nameopt arg    - various certificate name options\n",
 149 #ifndef OPENSSL_NO_ENGINE
 150 " -engine e       - use engine e, possibly a hardware device.\n",
 151 #endif
 152 " -certopt arg    - various certificate text options\n",
 153 " -checkhost host - check certificate matches \"host\"\n",
 154 " -checkemail email - check certificate matches \"email\"\n",
 155 " -checkip ipaddr - check certificate matches \"ipaddr\"\n",
 156 NULL
 157 };
 158
 159 static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx);
 160 static int sign (X509 *x, EVP_PKEY *pkey,int days,int clrext, const EVP_MD *digest,
 161                                                 CONF *conf, char *section);
 162 static int x509_certify (X509_STORE *ctx,char *CAfile,const EVP_MD *digest,
 163                          X509 *x,X509 *xca,EVP_PKEY *pkey,
 164                          STACK_OF(OPENSSL_STRING) *sigopts,
 165                          char *serial, int create ,int days, int clrext,
 166                          CONF *conf, char *section, ASN1_INTEGER *sno);
 167 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt);
 168 static int reqfile=0;
 169 #ifdef OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL
 170 static int force_version = 2;
 171 #endif
 172 static time_t setstartsecs=0;
 173
 174 int MAIN(int, char **);
 175
 176 int MAIN(int argc, char **argv)
 177         {
 178         ENGINE *e = NULL;
 179         int ret=1;
 180         X509_REQ *req=NULL;
 181         X509 *x=NULL,*xca=NULL;
 182         ASN1_OBJECT *objtmp;
 183         STACK_OF(OPENSSL_STRING) *sigopts = NULL;
 184         EVP_PKEY *Upkey = NULL, *CApkey = NULL, *fkey = NULL;
 185         ASN1_INTEGER *sno = NULL;
 186         int i, num, badops = 0, badsig = 0;
 187         BIO *out=NULL;
 188         BIO *STDout=NULL;
 189         STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL;
 190         int informat,outformat,keyformat,CAformat,CAkeyformat;
 191         char *infile=NULL,*outfile=NULL,*keyfile=NULL,*CAfile=NULL;
 192         char *CAkeyfile=NULL,*CAserial=NULL;
 193         char *fkeyfile = NULL;
 194         char *alias=NULL;
 195         int text=0,serial=0,subject=0,issuer=0,startdate=0,enddate=0;
 196         int next_serial=0;
 197         int subject_hash=0,issuer_hash=0,ocspid=0;
 198 #ifndef OPENSSL_NO_MD5
 199         int subject_hash_old=0,issuer_hash_old=0;
 200 #endif
 201         int noout=0,sign_flag=0,CA_flag=0,CA_createserial=0,email=0;
 202         int ocsp_uri=0;
 203         int trustout=0,clrtrust=0,clrreject=0,aliasout=0,clrext=0;
 204         int C=0;
 205         int x509req=0,days=DEF_DAYS,modulus=0,pubkey=0;
 206         int pprint = 0;
 207         const char **pp;
 208         X509_STORE *ctx=NULL;
 209         X509_REQ *rq=NULL;
 210         int fingerprint=0;
 211         char buf[256];
 212         const EVP_MD *md_alg,*digest=NULL;
 213         CONF *extconf = NULL;
 214         char *extsect = NULL, *extfile = NULL, *passin = NULL, *passargin = NULL;
 215         int need_rand = 0;
 216         int checkend=0,checkoffset=0;
 217         unsigned long nmflag = 0, certflag = 0;
 218         char *checkhost = NULL;
 219         char *checkemail = NULL;
 220         char *checkip = NULL;
 221 #ifndef OPENSSL_NO_ENGINE
 222         char *engine=NULL;
 223 #endif
 224
 225         reqfile=0;
 226
 227         apps_startup();
 228
 229         if (bio_err == NULL)
 230                 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
 231
 232         if (!load_config(bio_err, NULL))
 233                 goto end;
 234         STDout=BIO_new_fp(stdout,BIO_NOCLOSE);
 235 #ifdef OPENSSL_SYS_VMS
 236         {
 237         BIO *tmpbio = BIO_new(BIO_f_linebuffer());
 238         STDout = BIO_push(tmpbio, STDout);
 239         }
 240 #endif
 241
 242         informat=FORMAT_PEM;
 243         outformat=FORMAT_PEM;
 244         keyformat=FORMAT_PEM;
 245         CAformat=FORMAT_PEM;
 246         CAkeyformat=FORMAT_PEM;
 247
 248         ctx=X509_STORE_new();
 249         if (ctx == NULL) goto end;
 250         X509_STORE_set_verify_cb(ctx,callb);
 251
 252         argc--;
 253         argv++;
 254         num=0;
 255         while (argc >= 1)
 256                 {
 257                 if      (strcmp(*argv,"-inform") == 0)
 258                         {
 259                         if (--argc < 1) goto bad;
 260                         informat=str2fmt(*(++argv));
 261                         }
 262                 else if (strcmp(*argv,"-outform") == 0)
 263                         {
 264                         if (--argc < 1) goto bad;
 265                         outformat=str2fmt(*(++argv));
 266                         }
 267                 else if (strcmp(*argv,"-keyform") == 0)
 268                         {
 269                         if (--argc < 1) goto bad;
 270                         keyformat=str2fmt(*(++argv));
 271                         }
 272                 else if (strcmp(*argv,"-req") == 0)
 273                         {
 274                         reqfile=1;
 275                         need_rand = 1;
 276                         }
 277                 else if (strcmp(*argv,"-CAform") == 0)
 278                         {
 279                         if (--argc < 1) goto bad;
 280                         CAformat=str2fmt(*(++argv));
 281                         }
 282                 else if (strcmp(*argv,"-CAkeyform") == 0)
 283                         {
 284                         if (--argc < 1) goto bad;
 285                         CAkeyformat=str2fmt(*(++argv));
 286                         }
 287                 else if (strcmp(*argv,"-sigopt") == 0)
 288                         {
 289                         if (--argc < 1)
 290                                 goto bad;
 291                         if (!sigopts)
 292                                 sigopts = sk_OPENSSL_STRING_new_null();
 293                         if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, *(++argv)))
 294                                 goto bad;
 295                         }
 296 #ifdef OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL
 297                 else if (strcmp(*argv, "-force_version") == 0)
 298                         {
 299                                 if (--argc < 1)
 300                                         goto bad;
 301                                 force_version = atoi(*(++argv)) - 1;
 302                         }
 303 #endif
 304                 else if (strcmp(*argv,"-days") == 0)
 305                         {
 306                         if (--argc < 1) goto bad;
 307                         days=atoi(*(++argv));
 308                         if (days == 0)
 309                                 {
 310                                 BIO_printf(bio_err,"bad number of days\n");
 311                                 goto bad;
 312                                 }
 313                         }
 314                 else if (strcmp(*argv,"-passin") == 0)
 315                         {
 316                         if (--argc < 1) goto bad;
 317                         passargin= *(++argv);
 318                         }
 319                 else if (strcmp(*argv,"-extfile") == 0)
 320                         {
 321                         if (--argc < 1) goto bad;
 322                         extfile= *(++argv);
 323                         }
 324                 else if (strcmp(*argv,"-extensions") == 0)
 325                         {
 326                         if (--argc < 1) goto bad;
 327                         extsect= *(++argv);
 328                         }
 329                 else if (strcmp(*argv,"-in") == 0)
 330                         {
 331                         if (--argc < 1) goto bad;
 332                         infile= *(++argv);
 333                         }
 334                 else if (strcmp(*argv,"-out") == 0)
 335                         {
 336                         if (--argc < 1) goto bad;
 337                         outfile= *(++argv);
 338                         }
 339                 else if (strcmp(*argv,"-signkey") == 0)
 340                         {
 341                         if (--argc < 1) goto bad;
 342                         keyfile= *(++argv);
 343                         sign_flag= ++num;
 344                         need_rand = 1;
 345                         }
 346                 else if (strcmp(*argv,"-CA") == 0)
 347                         {
 348                         if (--argc < 1) goto bad;
 349                         CAfile= *(++argv);
 350                         CA_flag= ++num;
 351                         need_rand = 1;
 352                         }
 353                 else if (strcmp(*argv,"-CAkey") == 0)
 354                         {
 355                         if (--argc < 1) goto bad;
 356                         CAkeyfile= *(++argv);
 357                         }
 358                 else if (strcmp(*argv,"-CAserial") == 0)
 359                         {
 360                         if (--argc < 1) goto bad;
 361                         CAserial= *(++argv);
 362                         }
 363                 else if (strcmp(*argv,"-set_serial") == 0)
 364                         {
 365                         if (--argc < 1) goto bad;
 366                         if (!(sno = s2i_ASN1_INTEGER(NULL, *(++argv))))
 367                                 goto bad;
 368                         }
 369                 else if (strcmp(*argv, "-force_pubkey") == 0)
 370                         {
 371                         if (--argc < 1)
 372                                 goto bad;
 373                         fkeyfile = *(++argv);
 374                         }
 375                 else if (strcmp(*argv,"-addtrust") == 0)
 376                         {
 377                         if (--argc < 1) goto bad;
 378                         if (!(objtmp = OBJ_txt2obj(*(++argv), 0)))
 379                                 {
 380                                 BIO_printf(bio_err,
 381                                         "Invalid trust object value %s\n", *argv);
 382                                 goto bad;
 383                                 }
 384                         if (!trust) trust = sk_ASN1_OBJECT_new_null();
 385                         sk_ASN1_OBJECT_push(trust, objtmp);
 386                         trustout = 1;
 387                         }
 388                 else if (strcmp(*argv,"-addreject") == 0)
 389                         {
 390                         if (--argc < 1) goto bad;
 391                         if (!(objtmp = OBJ_txt2obj(*(++argv), 0)))
 392                                 {
 393                                 BIO_printf(bio_err,
 394                                         "Invalid reject object value %s\n", *argv);
 395                                 goto bad;
 396                                 }
 397                         if (!reject) reject = sk_ASN1_OBJECT_new_null();
 398                         sk_ASN1_OBJECT_push(reject, objtmp);
 399                         trustout = 1;
 400                         }
 401                 else if (strcmp(*argv,"-setalias") == 0)
 402                         {
 403                         if (--argc < 1) goto bad;
 404                         alias= *(++argv);
 405                         trustout = 1;
 406                         }
 407                 else if (strcmp(*argv,"-setstartsecs") == 0)
 408                         {
 409                         if (--argc < 1) goto bad;
 410                         setstartsecs = atol(*(++argv));
 411                         }
 412                 else if (strcmp(*argv,"-certopt") == 0)
 413                         {
 414                         if (--argc < 1) goto bad;
 415                         if (!set_cert_ex(&certflag, *(++argv))) goto bad;
 416                         }
 417                 else if (strcmp(*argv,"-nameopt") == 0)
 418                         {
 419                         if (--argc < 1) goto bad;
 420                         if (!set_name_ex(&nmflag, *(++argv))) goto bad;
 421                         }
 422 #ifndef OPENSSL_NO_ENGINE
 423                 else if (strcmp(*argv,"-engine") == 0)
 424                         {
 425                         if (--argc < 1) goto bad;
 426                         engine= *(++argv);
 427                         }
 428 #endif
 429                 else if (strcmp(*argv,"-C") == 0)
 430                         C= ++num;
 431                 else if (strcmp(*argv,"-email") == 0)
 432                         email= ++num;
 433                 else if (strcmp(*argv,"-ocsp_uri") == 0)
 434                         ocsp_uri= ++num;
 435                 else if (strcmp(*argv,"-serial") == 0)
 436                         serial= ++num;
 437                 else if (strcmp(*argv,"-next_serial") == 0)
 438                         next_serial= ++num;
 439                 else if (strcmp(*argv,"-modulus") == 0)
 440                         modulus= ++num;
 441                 else if (strcmp(*argv,"-pubkey") == 0)
 442                         pubkey= ++num;
 443                 else if (strcmp(*argv,"-x509toreq") == 0)
 444                         x509req= ++num;
 445                 else if (strcmp(*argv,"-text") == 0)
 446                         text= ++num;
 447                 else if (strcmp(*argv,"-hash") == 0
 448                         || strcmp(*argv,"-subject_hash") == 0)
 449                         subject_hash= ++num;
 450 #ifndef OPENSSL_NO_MD5
 451                 else if (strcmp(*argv,"-subject_hash_old") == 0)
 452                         subject_hash_old= ++num;
 453 #endif
 454                 else if (strcmp(*argv,"-issuer_hash") == 0)
 455                         issuer_hash= ++num;
 456 #ifndef OPENSSL_NO_MD5
 457                 else if (strcmp(*argv,"-issuer_hash_old") == 0)
 458                         issuer_hash_old= ++num;
 459 #endif
 460                 else if (strcmp(*argv,"-subject") == 0)
 461                         subject= ++num;
 462                 else if (strcmp(*argv,"-issuer") == 0)
 463                         issuer= ++num;
 464                 else if (strcmp(*argv,"-fingerprint") == 0)
 465                         fingerprint= ++num;
 466                 else if (strcmp(*argv,"-dates") == 0)
 467                         {
 468                         startdate= ++num;
 469                         enddate= ++num;
 470                         }
 471                 else if (strcmp(*argv,"-purpose") == 0)
 472                         pprint= ++num;
 473                 else if (strcmp(*argv,"-startdate") == 0)
 474                         startdate= ++num;
 475                 else if (strcmp(*argv,"-enddate") == 0)
 476                         enddate= ++num;
 477                 else if (strcmp(*argv,"-checkend") == 0)
 478                         {
 479                         if (--argc < 1) goto bad;
 480                         checkoffset=atoi(*(++argv));
 481                         checkend=1;
 482                         }
 483                 else if (strcmp(*argv, "-checkhost") == 0)
 484                         {
 485                         if (--argc < 1)
 486                                 goto bad;
 487                         checkhost = *(++argv);
 488                         }
 489                 else if (strcmp(*argv, "-checkemail") == 0)
 490                         {
 491                         if (--argc < 1)
 492                                 goto bad;
 493                         checkemail = *(++argv);
 494                         }
 495                 else if (strcmp(*argv, "-checkip") == 0)
 496                         {
 497                         if (--argc < 1)
 498                                 goto bad;
 499                         checkip = *(++argv);
 500                         }
 501                 else if (strcmp(*argv,"-noout") == 0)
 502                         noout= ++num;
 503                 else if (strcmp(*argv,"-trustout") == 0)
 504                         trustout= 1;
 505                 else if (strcmp(*argv,"-clrtrust") == 0)
 506                         clrtrust= ++num;
 507                 else if (strcmp(*argv,"-clrreject") == 0)
 508                         clrreject= ++num;
 509                 else if (strcmp(*argv,"-alias") == 0)
 510                         aliasout= ++num;
 511                 else if (strcmp(*argv,"-CAcreateserial") == 0)
 512                         CA_createserial= ++num;
 513                 else if (strcmp(*argv,"-clrext") == 0)
 514                         clrext = 1;
 515 #if 1 /* stay backwards-compatible with 0.9.5; this should go away soon */
 516                 else if (strcmp(*argv,"-crlext") == 0)
 517                         {
 518                         BIO_printf(bio_err,"use -clrext instead of -crlext\n");
 519                         clrext = 1;
 520                         }
 521 #endif
 522                 else if (strcmp(*argv,"-ocspid") == 0)
 523                         ocspid= ++num;
 524                 else if (strcmp(*argv, "-badsig") == 0)
 525                         badsig = 1;
 526                 else if ((md_alg=EVP_get_digestbyname(*argv + 1)))
 527                         {
 528                         /* ok */
 529                         digest=md_alg;
 530                         }
 531                 else
 532                         {
 533                         BIO_printf(bio_err,"unknown option %s\n",*argv);
 534                         badops=1;
 535                         break;
 536                         }
 537                 argc--;
 538                 argv++;
 539                 }
 540
 541         if (badops)
 542                 {
 543 bad:
 544                 for (pp=x509_usage; (*pp != NULL); pp++)
 545                         BIO_printf(bio_err,"%s",*pp);
 546                 goto end;
 547                 }
 548
 549 #ifndef OPENSSL_NO_ENGINE
 550         e = setup_engine(bio_err, engine, 0);
 551 #endif
 552
 553         if (need_rand)
 554                 app_RAND_load_file(NULL, bio_err, 0);
 555
 556         ERR_load_crypto_strings();
 557
 558         if (!app_passwd(bio_err, passargin, NULL, &passin, NULL))
 559                 {
 560                 BIO_printf(bio_err, "Error getting password\n");
 561                 goto end;
 562                 }
 563
 564         if (!X509_STORE_set_default_paths(ctx))
 565                 {
 566                 ERR_print_errors(bio_err);
 567                 goto end;
 568                 }
 569
 570         if (fkeyfile)
 571                 {
 572                 fkey = load_pubkey(bio_err, fkeyfile, keyformat, 0,
 573                                         NULL, e, "Forced key");
 574                 if (fkey == NULL)
 575                         goto end;
 576                 }
 577
 578
 579         if ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM))
 580                 { CAkeyfile=CAfile; }
 581         else if ((CA_flag) && (CAkeyfile == NULL))
 582                 {
 583                 BIO_printf(bio_err,"need to specify a CAkey if using the CA command\n");
 584                 goto end;
 585                 }
 586
 587         if (extfile)
 588                 {
 589                 long errorline = -1;
 590                 X509V3_CTX ctx2;
 591                 extconf = NCONF_new(NULL);
 592                 if (!NCONF_load(extconf, extfile,&errorline))
 593                         {
 594                         if (errorline <= 0)
 595                                 BIO_printf(bio_err,
 596                                         "error loading the config file '%s'\n",
 597                                                                 extfile);
 598                         else
 599                                 BIO_printf(bio_err,
 600                                        "error on line %ld of config file '%s'\n"
 601                                                         ,errorline,extfile);
 602                         goto end;
 603                         }
 604                 if (!extsect)
 605                         {
 606                         extsect = NCONF_get_string(extconf, "default", "extensions");
 607                         if (!extsect)
 608                                 {
 609                                 ERR_clear_error();
 610                                 extsect = "default";
 611                                 }
 612                         }
 613                 X509V3_set_ctx_test(&ctx2);
 614                 X509V3_set_nconf(&ctx2, extconf);
 615                 if (!X509V3_EXT_add_nconf(extconf, &ctx2, extsect, NULL))
 616                         {
 617                         BIO_printf(bio_err,
 618                                 "Error Loading extension section %s\n",
 619                                                                  extsect);
 620                         ERR_print_errors(bio_err);
 621                         goto end;
 622                         }
 623                 }
 624
 625
 626         if (reqfile)
 627                 {
 628                 EVP_PKEY *pkey;
 629                 BIO *in;
 630
 631                 if (!sign_flag && !CA_flag)
 632                         {
 633                         BIO_printf(bio_err,"We need a private key to sign with\n");
 634                         goto end;
 635                         }
 636                 in=BIO_new(BIO_s_file());
 637                 if (in == NULL)
 638                         {
 639                         ERR_print_errors(bio_err);
 640                         goto end;
 641                         }
 642
 643                 if (infile == NULL)
 644                         BIO_set_fp(in,stdin,BIO_NOCLOSE|BIO_FP_TEXT);
 645                 else
 646                         {
 647                         if (BIO_read_filename(in,infile) <= 0)
 648                                 {
 649                                 perror(infile);
 650                                 BIO_free(in);
 651                                 goto end;
 652                                 }
 653                         }
 654                 req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
 655                 BIO_free(in);
 656
 657                 if (req == NULL)
 658                         {
 659                         ERR_print_errors(bio_err);
 660                         goto end;
 661                         }
 662
 663                 if (    (req->req_info == NULL) ||
 664                         (req->req_info->pubkey == NULL) ||
 665                         (req->req_info->pubkey->public_key == NULL) ||
 666                         (req->req_info->pubkey->public_key->data == NULL))
 667                         {
 668                         BIO_printf(bio_err,"The certificate request appears to corrupted\n");
 669                         BIO_printf(bio_err,"It does not contain a public key\n");
 670                         goto end;
 671                         }
 672                 if ((pkey=X509_REQ_get_pubkey(req)) == NULL)
 673                         {
 674                         BIO_printf(bio_err,"error unpacking public key\n");
 675                         goto end;
 676                         }
 677                 i=X509_REQ_verify(req,pkey);
 678                 EVP_PKEY_free(pkey);
 679                 if (i < 0)
 680                         {
 681                         BIO_printf(bio_err,"Signature verification error\n");
 682                         ERR_print_errors(bio_err);
 683                         goto end;
 684                         }
 685                 if (i == 0)
 686                         {
 687                         BIO_printf(bio_err,"Signature did not match the certificate request\n");
 688                         goto end;
 689                         }
 690                 else
 691                         BIO_printf(bio_err,"Signature ok\n");
 692
 693                 print_name(bio_err, "subject=", X509_REQ_get_subject_name(req), nmflag);
 694
 695                 if ((x=X509_new()) == NULL) goto end;
 696
 697                 if (sno == NULL)
 698                         {
 699                         sno = ASN1_INTEGER_new();
 700                         if (!sno || !rand_serial(NULL, sno))
 701                                 goto end;
 702                         if (!X509_set_serialNumber(x, sno))
 703                                 goto end;
 704                         ASN1_INTEGER_free(sno);
 705                         sno = NULL;
 706                         }
 707                 else if (!X509_set_serialNumber(x, sno))
 708                         goto end;
 709
 710                 if (!X509_set_issuer_name(x,req->req_info->subject)) goto end;
 711                 if (!X509_set_subject_name(x,req->req_info->subject)) goto end;
 712
 713                 X509_gmtime_adj(X509_get_notBefore(x),0);
 714                 X509_time_adj_ex(X509_get_notAfter(x),days, 0, NULL);
 715
 716                 if (fkey)
 717                         X509_set_pubkey(x, fkey);
 718                 else
 719                         {
 720                         pkey = X509_REQ_get_pubkey(req);
 721                         X509_set_pubkey(x, pkey);
 722                         EVP_PKEY_free(pkey);
 723                         }
 724                 }
 725         else
 726                 x=load_cert(bio_err,infile,informat,NULL,e,"Certificate");
 727
 728         if (x == NULL) goto end;
 729         if (CA_flag)
 730                 {
 731                 xca=load_cert(bio_err,CAfile,CAformat,NULL,e,"CA Certificate");
 732                 if (xca == NULL) goto end;
 733                 }
 734
 735         if (!noout || text || next_serial)
 736                 {
 737                 OBJ_create("2.99999.3",
 738                         "SET.ex3","SET x509v3 extension 3");
 739
 740                 out=BIO_new(BIO_s_file());
 741                 if (out == NULL)
 742                         {
 743                         ERR_print_errors(bio_err);
 744                         goto end;
 745                         }
 746                 if (outfile == NULL)
 747                         {
 748                         BIO_set_fp(out,stdout,BIO_NOCLOSE);
 749 #ifdef OPENSSL_SYS_VMS
 750                         {
 751                         BIO *tmpbio = BIO_new(BIO_f_linebuffer());
 752                         out = BIO_push(tmpbio, out);
 753                         }
 754 #endif
 755                         }
 756                 else
 757                         {
 758                         if (BIO_write_filename(out,outfile) <= 0)
 759                                 {
 760                                 perror(outfile);
 761                                 goto end;
 762                                 }
 763                         }
 764                 }
 765
 766         if (alias) X509_alias_set1(x, (unsigned char *)alias, -1);
 767
 768         if (clrtrust) X509_trust_clear(x);
 769         if (clrreject) X509_reject_clear(x);
 770
 771         if (trust)
 772                 {
 773                 for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++)
 774                         {
 775                         objtmp = sk_ASN1_OBJECT_value(trust, i);
 776                         X509_add1_trust_object(x, objtmp);
 777                         }
 778                 }
 779
 780         if (reject)
 781                 {
 782                 for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++)
 783                         {
 784                         objtmp = sk_ASN1_OBJECT_value(reject, i);
 785                         X509_add1_reject_object(x, objtmp);
 786                         }
 787                 }
 788
 789         if (num)
 790                 {
 791                 for (i=1; i<=num; i++)
 792                         {
 793                         if (issuer == i)
 794                                 {
 795                                 print_name(STDout, "issuer= ",
 796                                         X509_get_issuer_name(x), nmflag);
 797                                 }
 798                         else if (subject == i)
 799                                 {
 800                                 print_name(STDout, "subject= ",
 801                                         X509_get_subject_name(x), nmflag);
 802                                 }
 803                         else if (serial == i)
 804                                 {
 805                                 BIO_printf(STDout,"serial=");
 806                                 i2a_ASN1_INTEGER(STDout,
 807                                         X509_get_serialNumber(x));
 808                                 BIO_printf(STDout,"\n");
 809                                 }
 810                         else if (next_serial == i)
 811                                 {
 812                                 BIGNUM *bnser;
 813                                 ASN1_INTEGER *ser;
 814                                 ser = X509_get_serialNumber(x);
 815                                 bnser = ASN1_INTEGER_to_BN(ser, NULL);
 816                                 if (!bnser)
 817                                         goto end;
 818                                 if (!BN_add_word(bnser, 1))
 819                                         goto end;
 820                                 ser = BN_to_ASN1_INTEGER(bnser, NULL);
 821                                 if (!ser)
 822                                         goto end;
 823                                 BN_free(bnser);
 824                                 i2a_ASN1_INTEGER(out, ser);
 825                                 ASN1_INTEGER_free(ser);
 826                                 BIO_puts(out, "\n");
 827                                 }
 828                         else if ((email == i) || (ocsp_uri == i))
 829                                 {
 830                                 int j;
 831                                 STACK_OF(OPENSSL_STRING) *emlst;
 832                                 if (email == i)
 833                                         emlst = X509_get1_email(x);
 834                                 else
 835                                         emlst = X509_get1_ocsp(x);
 836                                 for (j = 0; j < sk_OPENSSL_STRING_num(emlst); j++)
 837                                         BIO_printf(STDout, "%s\n",
 838                                                    sk_OPENSSL_STRING_value(emlst, j));
 839                                 X509_email_free(emlst);
 840                                 }
 841                         else if (aliasout == i)
 842                                 {
 843                                 unsigned char *alstr;
 844                                 alstr = X509_alias_get0(x, NULL);
 845                                 if (alstr) BIO_printf(STDout,"%s\n", alstr);
 846                                 else BIO_puts(STDout,"<No Alias>\n");
 847                                 }
 848                         else if (subject_hash == i)
 849                                 {
 850                                 BIO_printf(STDout,"%08lx\n",X509_subject_name_hash(x));
 851                                 }
 852 #ifndef OPENSSL_NO_MD5
 853                         else if (subject_hash_old == i)
 854                                 {
 855                                 BIO_printf(STDout,"%08lx\n",X509_subject_name_hash_old(x));
 856                                 }
 857 #endif
 858                         else if (issuer_hash == i)
 859                                 {
 860                                 BIO_printf(STDout,"%08lx\n",X509_issuer_name_hash(x));
 861                                 }
 862 #ifndef OPENSSL_NO_MD5
 863                         else if (issuer_hash_old == i)
 864                                 {
 865                                 BIO_printf(STDout,"%08lx\n",X509_issuer_name_hash_old(x));
 866                                 }
 867 #endif
 868                         else if (pprint == i)
 869                                 {
 870                                 X509_PURPOSE *ptmp;
 871                                 int j;
 872                                 BIO_printf(STDout, "Certificate purposes:\n");
 873                                 for (j = 0; j < X509_PURPOSE_get_count(); j++)
 874                                         {
 875                                         ptmp = X509_PURPOSE_get0(j);
 876                                         purpose_print(STDout, x, ptmp);
 877                                         }
 878                                 }
 879                         else
 880                                 if (modulus == i)
 881                                 {
 882                                 EVP_PKEY *pkey;
 883
 884                                 pkey=X509_get_pubkey(x);
 885                                 if (pkey == NULL)
 886                                         {
 887                                         BIO_printf(bio_err,"Modulus=unavailable\n");
 888                                         ERR_print_errors(bio_err);
 889                                         goto end;
 890                                         }
 891                                 BIO_printf(STDout,"Modulus=");
 892 #ifndef OPENSSL_NO_RSA
 893                                 if (pkey->type == EVP_PKEY_RSA)
 894                                         BN_print(STDout,pkey->pkey.rsa->n);
 895                                 else
 896 #endif
 897 #ifndef OPENSSL_NO_DSA
 898                                 if (pkey->type == EVP_PKEY_DSA)
 899                                         BN_print(STDout,pkey->pkey.dsa->pub_key);
 900                                 else
 901 #endif
 902                                         BIO_printf(STDout,"Wrong Algorithm type");
 903                                 BIO_printf(STDout,"\n");
 904                                 EVP_PKEY_free(pkey);
 905                                 }
 906                         else
 907                                 if (pubkey == i)
 908                                 {
 909                                 EVP_PKEY *pkey;
 910
 911                                 pkey=X509_get_pubkey(x);
 912                                 if (pkey == NULL)
 913                                         {
 914                                         BIO_printf(bio_err,"Error getting public key\n");
 915                                         ERR_print_errors(bio_err);
 916                                         goto end;
 917                                         }
 918                                 PEM_write_bio_PUBKEY(STDout, pkey);
 919                                 EVP_PKEY_free(pkey);
 920                                 }
 921                         else
 922                                 if (C == i)
 923                                 {
 924                                 unsigned char *d;
 925                                 char *m;
 926                                 int y,z;
 927
 928                                 X509_NAME_oneline(X509_get_subject_name(x),
 929                                         buf,sizeof buf);
 930                                 BIO_printf(STDout,"/* subject:%s */\n",buf);
 931                                 m=X509_NAME_oneline(
 932                                         X509_get_issuer_name(x),buf,
 933                                         sizeof buf);
 934                                 BIO_printf(STDout,"/* issuer :%s */\n",buf);
 935
 936                                 z=i2d_X509(x,NULL);
 937                                 m=OPENSSL_malloc(z);
 938
 939                                 d=(unsigned char *)m;
 940                                 z=i2d_X509_NAME(X509_get_subject_name(x),&d);
 941                                 BIO_printf(STDout,"unsigned char XXX_subject_name[%d]={\n",z);
 942                                 d=(unsigned char *)m;
 943                                 for (y=0; y<z; y++)
 944                                         {
 945                                         BIO_printf(STDout,"0x%02X,",d[y]);
 946                                         if ((y & 0x0f) == 0x0f) BIO_printf(STDout,"\n");
 947                                         }
 948                                 if (y%16 != 0) BIO_printf(STDout,"\n");
 949                                 BIO_printf(STDout,"};\n");
 950
 951                                 z=i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x),&d);
 952                                 BIO_printf(STDout,"unsigned char XXX_public_key[%d]={\n",z);
 953                                 d=(unsigned char *)m;
 954                                 for (y=0; y<z; y++)
 955                                         {
 956                                         BIO_printf(STDout,"0x%02X,",d[y]);
 957                                         if ((y & 0x0f) == 0x0f)
 958                                                 BIO_printf(STDout,"\n");
 959                                         }
 960                                 if (y%16 != 0) BIO_printf(STDout,"\n");
 961                                 BIO_printf(STDout,"};\n");
 962
 963                                 z=i2d_X509(x,&d);
 964                                 BIO_printf(STDout,"unsigned char XXX_certificate[%d]={\n",z);
 965                                 d=(unsigned char *)m;
 966                                 for (y=0; y<z; y++)
 967                                         {
 968                                         BIO_printf(STDout,"0x%02X,",d[y]);
 969                                         if ((y & 0x0f) == 0x0f)
 970                                                 BIO_printf(STDout,"\n");
 971                                         }
 972                                 if (y%16 != 0) BIO_printf(STDout,"\n");
 973                                 BIO_printf(STDout,"};\n");
 974
 975                                 OPENSSL_free(m);
 976                                 }
 977                         else if (text == i)
 978                                 {
 979                                 X509_print_ex(STDout,x,nmflag, certflag);
 980                                 }
 981                         else if (startdate == i)
 982                                 {
 983                                 BIO_puts(STDout,"notBefore=");
 984                                 ASN1_TIME_print(STDout,X509_get_notBefore(x));
 985                                 BIO_puts(STDout,"\n");
 986                                 }
 987                         else if (enddate == i)
 988                                 {
 989                                 BIO_puts(STDout,"notAfter=");
 990                                 ASN1_TIME_print(STDout,X509_get_notAfter(x));
 991                                 BIO_puts(STDout,"\n");
 992                                 }
 993                         else if (fingerprint == i)
 994                                 {
 995                                 int j;
 996                                 unsigned int n;
 997                                 unsigned char md[EVP_MAX_MD_SIZE];
 998                                 const EVP_MD *fdig = digest;
 999
1000                                 if (!fdig)
1001                                         fdig = EVP_sha1();
1002
1003                                 if (!X509_digest(x,fdig,md,&n))
1004                                         {
1005                                         BIO_printf(bio_err,"out of memory\n");
1006                                         goto end;
1007                                         }
1008                                 BIO_printf(STDout,"%s Fingerprint=",
1009                                                 OBJ_nid2sn(EVP_MD_type(fdig)));
1010                                 for (j=0; j<(int)n; j++)
1011                                         {
1012                                         BIO_printf(STDout,"%02X%c",md[j],
1013                                                 (j+1 == (int)n)
1014                                                 ?'\n':':');
1015                                         }
1016                                 }
1017
1018                         /* should be in the library */
1019                         else if ((sign_flag == i) && (x509req == 0))
1020                                 {
1021                                 BIO_printf(bio_err,"Getting Private key\n");
1022                                 if (Upkey == NULL)
1023                                         {
1024                                         Upkey=load_key(bio_err,
1025                                                 keyfile, keyformat, 0,
1026                                                 passin, e, "Private key");
1027                                         if (Upkey == NULL) goto end;
1028                                         }
1029
1030                                 assert(need_rand);
1031                                 if (!sign(x,Upkey,days,clrext,digest,
1032                                                  extconf, extsect)) goto end;
1033                                 }
1034                         else if (CA_flag == i)
1035                                 {
1036                                 BIO_printf(bio_err,"Getting CA Private Key\n");
1037                                 if (CAkeyfile != NULL)
1038                                         {
1039                                         CApkey=load_key(bio_err,
1040                                                 CAkeyfile, CAkeyformat,
1041                                                 0, passin, e,
1042                                                 "CA Private Key");
1043                                         if (CApkey == NULL) goto end;
1044                                         }
1045
1046                                 assert(need_rand);
1047                                 if (!x509_certify(ctx,CAfile,digest,x,xca,
1048                                         CApkey, sigopts,
1049                                         CAserial,CA_createserial,days, clrext,
1050                                         extconf, extsect, sno))
1051                                         goto end;
1052                                 }
1053                         else if (x509req == i)
1054                                 {
1055                                 EVP_PKEY *pk;
1056
1057                                 BIO_printf(bio_err,"Getting request Private Key\n");
1058                                 if (keyfile == NULL)
1059                                         {
1060                                         BIO_printf(bio_err,"no request key file specified\n");
1061                                         goto end;
1062                                         }
1063                                 else
1064                                         {
1065                                         pk=load_key(bio_err,
1066                                                 keyfile, keyformat, 0,
1067                                                 passin, e, "request key");
1068                                         if (pk == NULL) goto end;
1069                                         }
1070
1071                                 BIO_printf(bio_err,"Generating certificate request\n");
1072
1073                                 rq=X509_to_X509_REQ(x,pk,digest);
1074                                 EVP_PKEY_free(pk);
1075                                 if (rq == NULL)
1076                                         {
1077                                         ERR_print_errors(bio_err);
1078                                         goto end;
1079                                         }
1080                                 if (!noout)
1081                                         {
1082                                         X509_REQ_print(out,rq);
1083                                         PEM_write_bio_X509_REQ(out,rq);
1084                                         }
1085                                 noout=1;
1086                                 }
1087                         else if (ocspid == i)
1088                                 {
1089                                 X509_ocspid_print(out, x);
1090                                 }
1091                         }
1092                 }
1093
1094         if (checkend)
1095                 {
1096                 time_t tcheck=time(NULL) + checkoffset;
1097
1098                 if (X509_cmp_time(X509_get_notAfter(x), &tcheck) < 0)
1099                         {
1100                         BIO_printf(out,"Certificate will expire\n");
1101                         ret=1;
1102                         }
1103                 else
1104                         {
1105                         BIO_printf(out,"Certificate will not expire\n");
1106                         ret=0;
1107                         }
1108                 goto end;
1109                 }
1110
1111         print_cert_checks(STDout, x, checkhost, checkemail, checkip);
1112
1113         if (noout)
1114                 {
1115                 ret=0;
1116                 goto end;
1117                 }
1118
1119         if (badsig)
1120                 x->signature->data[x->signature->length - 1] ^= 0x1;
1121
1122         if      (outformat == FORMAT_ASN1)
1123                 i=i2d_X509_bio(out,x);
1124         else if (outformat == FORMAT_PEM)
1125                 {
1126                 if (trustout) i=PEM_write_bio_X509_AUX(out,x);
1127                 else i=PEM_write_bio_X509(out,x);
1128                 }
1129         else if (outformat == FORMAT_NETSCAPE)
1130                 {
1131                 NETSCAPE_X509 nx;
1132                 ASN1_OCTET_STRING hdr;
1133
1134                 hdr.data=(unsigned char *)NETSCAPE_CERT_HDR;
1135                 hdr.length=strlen(NETSCAPE_CERT_HDR);
1136                 nx.header= &hdr;
1137                 nx.cert=x;
1138
1139                 i=ASN1_item_i2d_bio(ASN1_ITEM_rptr(NETSCAPE_X509),out,&nx);
1140                 }
1141         else    {
1142                 BIO_printf(bio_err,"bad output format specified for outfile\n");
1143                 goto end;
1144                 }
1145         if (!i)
1146                 {
1147                 BIO_printf(bio_err,"unable to write certificate\n");
1148                 ERR_print_errors(bio_err);
1149                 goto end;
1150                 }
1151         ret=0;
1152 end:
1153         if (need_rand)
1154                 app_RAND_write_file(NULL, bio_err);
1155         OBJ_cleanup();
1156         NCONF_free(extconf);
1157         BIO_free_all(out);
1158         BIO_free_all(STDout);
1159         X509_STORE_free(ctx);
1160         X509_REQ_free(req);
1161         X509_free(x);
1162         X509_free(xca);
1163         EVP_PKEY_free(Upkey);
1164         EVP_PKEY_free(CApkey);
1165         EVP_PKEY_free(fkey);
1166         if (sigopts)
1167                 sk_OPENSSL_STRING_free(sigopts);
1168         X509_REQ_free(rq);
1169         ASN1_INTEGER_free(sno);
1170         sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free);
1171         sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free);
1172         if (passin) OPENSSL_free(passin);
1173         apps_shutdown();
1174         OPENSSL_EXIT(ret);
1175         }
1176
1177 static ASN1_INTEGER *x509_load_serial(char *CAfile, char *serialfile, int create)
1178         {
1179         char *buf = NULL, *p;
1180         ASN1_INTEGER *bs = NULL;
1181         BIGNUM *serial = NULL;
1182         size_t len;
1183
1184         len = ((serialfile == NULL)
1185                 ?(strlen(CAfile)+strlen(POSTFIX)+1)
1186                 :(strlen(serialfile)))+1;
1187         buf=OPENSSL_malloc(len);
1188         if (buf == NULL) { BIO_printf(bio_err,"out of mem\n"); goto end; }
1189         if (serialfile == NULL)
1190                 {
1191                 BUF_strlcpy(buf,CAfile,len);
1192                 for (p=buf; *p; p++)
1193                         if (*p == '.')
1194                                 {
1195                                 *p='\0';
1196                                 break;
1197                                 }
1198                 BUF_strlcat(buf,POSTFIX,len);
1199                 }
1200         else
1201                 BUF_strlcpy(buf,serialfile,len);
1202
1203         serial = load_serial(buf, create, NULL);
1204         if (serial == NULL) goto end;
1205
1206         if (!BN_add_word(serial,1))
1207                 { BIO_printf(bio_err,"add_word failure\n"); goto end; }
1208
1209         if (!save_serial(buf, NULL, serial, &bs)) goto end;
1210
1211  end:
1212         if (buf) OPENSSL_free(buf);
1213         BN_free(serial);
1214         return bs;
1215         }
1216
1217 static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest,
1218                         X509 *x, X509 *xca, EVP_PKEY *pkey,
1219                         STACK_OF(OPENSSL_STRING) *sigopts,
1220                         char *serialfile, int create,
1221                         int days, int clrext, CONF *conf, char *section,
1222                         ASN1_INTEGER *sno)
1223         {
1224         int ret=0;
1225         ASN1_INTEGER *bs=NULL;
1226         X509_STORE_CTX xsc;
1227         EVP_PKEY *upkey;
1228
1229         upkey = X509_get_pubkey(xca);
1230         EVP_PKEY_copy_parameters(upkey,pkey);
1231         EVP_PKEY_free(upkey);
1232
1233         if(!X509_STORE_CTX_init(&xsc,ctx,x,NULL))
1234                 {
1235                 BIO_printf(bio_err,"Error initialising X509 store\n");
1236                 goto end;
1237                 }
1238         if (sno) bs = sno;
1239         else if (!(bs = x509_load_serial(CAfile, serialfile, create)))
1240                 goto end;
1241
1242 /*      if (!X509_STORE_add_cert(ctx,x)) goto end;*/
1243
1244         /* NOTE: this certificate can/should be self signed, unless it was
1245          * a certificate request in which case it is not. */
1246         X509_STORE_CTX_set_cert(&xsc,x);
1247         X509_STORE_CTX_set_flags(&xsc, X509_V_FLAG_CHECK_SS_SIGNATURE);
1248         if (!reqfile && X509_verify_cert(&xsc) <= 0)
1249                 goto end;
1250
1251         if (!X509_check_private_key(xca,pkey))
1252                 {
1253                 BIO_printf(bio_err,"CA certificate and CA private key do not match\n");
1254                 goto end;
1255                 }
1256
1257         if (!X509_set_issuer_name(x,X509_get_subject_name(xca))) goto end;
1258         if (!X509_set_serialNumber(x,bs)) goto end;
1259
1260         if (X509_gmtime_adj(X509_get_notBefore(x),0L) == NULL)
1261                 goto end;
1262
1263         /* hardwired expired */
1264         if (X509_time_adj_ex(X509_get_notAfter(x),days, 0, NULL) == NULL)
1265                 goto end;
1266
1267         if (clrext)
1268                 {
1269                 while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0);
1270                 }
1271
1272         if (conf)
1273                 {
1274                 X509V3_CTX ctx2;
1275 #ifdef OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL
1276                 X509_set_version(x, force_version);
1277 #else
1278                 X509_set_version(x,2); /* version 3 certificate */
1279 #endif
1280                 X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0);
1281                 X509V3_set_nconf(&ctx2, conf);
1282                 if (!X509V3_EXT_add_nconf(conf, &ctx2, section, x)) goto end;
1283                 }
1284
1285         if (!do_X509_sign(bio_err, x, pkey, digest, sigopts))
1286                 goto end;
1287         ret=1;
1288 end:
1289         X509_STORE_CTX_cleanup(&xsc);
1290         if (!ret)
1291                 ERR_print_errors(bio_err);
1292         if (!sno) ASN1_INTEGER_free(bs);
1293         return ret;
1294         }
1295
1296 static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx)
1297         {
1298         int err;
1299         X509 *err_cert;
1300
1301         /* it is ok to use a self signed certificate
1302          * This case will catch both the initial ok == 0 and the
1303          * final ok == 1 calls to this function */
1304         err=X509_STORE_CTX_get_error(ctx);
1305         if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT)
1306                 return 1;
1307
1308         /* BAD we should have gotten an error.  Normally if everything
1309          * worked X509_STORE_CTX_get_error(ctx) will still be set to
1310          * DEPTH_ZERO_SELF_.... */
1311         if (ok)
1312                 {
1313                 BIO_printf(bio_err,"error with certificate to be certified - should be self signed\n");
1314                 return 0;
1315                 }
1316         else
1317                 {
1318                 err_cert=X509_STORE_CTX_get_current_cert(ctx);
1319                 print_name(bio_err, NULL, X509_get_subject_name(err_cert),0);
1320                 BIO_printf(bio_err,"error with certificate - error %d at depth %d\n%s\n",
1321                         err,X509_STORE_CTX_get_error_depth(ctx),
1322                         X509_verify_cert_error_string(err));
1323                 return 1;
1324                 }
1325         }
1326
1327 /* self sign */
1328 static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext, const EVP_MD *digest,
1329                                                 CONF *conf, char *section)
1330         {
1331
1332         EVP_PKEY *pktmp;
1333
1334         pktmp = X509_get_pubkey(x);
1335         EVP_PKEY_copy_parameters(pktmp,pkey);
1336         EVP_PKEY_save_parameters(pktmp,1);
1337         EVP_PKEY_free(pktmp);
1338
1339         if (!X509_set_issuer_name(x,X509_get_subject_name(x))) goto err;
1340
1341         if(setstartsecs) {
1342                 struct tm *tmnow;
1343                 char buf[100];
1344
1345                 tmnow = localtime(&setstartsecs);
1346                 snprintf(buf, sizeof(buf), "%02d%02d%02d%02d%02d%02dZ",
1347                         tmnow->tm_year%100, tmnow->tm_mon+1, tmnow->tm_mday,
1348                         tmnow->tm_hour, tmnow->tm_min, tmnow->tm_sec);
1349                 if (!ASN1_UTCTIME_set_string(X509_get_notBefore(x), buf)) goto err;
1350
1351                 if (X509_time_adj(X509_get_notAfter(x), (long)60*60*24*days, &setstartsecs) == NULL)
1352                         goto err;
1353         }
1354         else {
1355                 if (X509_gmtime_adj(X509_get_notBefore(x),0) == NULL) goto err;
1356
1357                 /* Lets just make it 12:00am GMT, Jan 1 1970 */
1358                 /* memcpy(x->cert_info->validity->notBefore,"700101120000Z",13); */
1359                 /* 28 days to be certified */
1360
1361                 if (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL)
1362                         goto err;
1363         }
1364
1365         if (!X509_set_pubkey(x,pkey)) goto err;
1366         if (clrext)
1367                 {
1368                 while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0);
1369                 }
1370         if (conf)
1371                 {
1372                 X509V3_CTX ctx;
1373 #ifdef OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL
1374                 X509_set_version(x, force_version);
1375 #else
1376                 X509_set_version(x,2); /* version 3 certificate */
1377 #endif
1378                 X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0);
1379                 X509V3_set_nconf(&ctx, conf);
1380                 if (!X509V3_EXT_add_nconf(conf, &ctx, section, x)) goto err;
1381                 }
1382         if (!X509_sign(x,pkey,digest)) goto err;
1383         return 1;
1384 err:
1385         ERR_print_errors(bio_err);
1386         return 0;
1387         }
1388
1389 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt)
1390 {
1391         int id, i, idret;
1392         char *pname;
1393         id = X509_PURPOSE_get_id(pt);
1394         pname = X509_PURPOSE_get0_name(pt);
1395         for (i = 0; i < 2; i++)
1396                 {
1397                 idret = X509_check_purpose(cert, id, i);
1398                 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : "");
1399                 if (idret == 1) BIO_printf(bio, "Yes\n");
1400                 else if (idret == 0) BIO_printf(bio, "No\n");
1401                 else BIO_printf(bio, "Yes (WARNING code=%d)\n", idret);
1402                 }
1403         return 1;
1404 }