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/ssl.h>
  77 #ifndef OPENSSL_NO_RSA
  78 #include <openssl/rsa.h>
  79 #endif
  80 #ifndef OPENSSL_NO_DSA
  81 #include <openssl/dsa.h>
  82 #endif
  83
  84 #undef PROG
  85 #define PROG x509_main
  86
  87 #undef POSTFIX
  88 #define POSTFIX ".srl"
  89 #define DEF_DAYS        30
  90
  91 static const char *x509_usage[]={
  92 "usage: x509 args\n",
  93 " -inform arg     - input format - default PEM (one of DER, NET or PEM)\n",
  94 " -outform arg    - output format - default PEM (one of DER, NET or PEM)\n",
  95 " -keyform arg    - private key format - default PEM\n",
  96 " -CAform arg     - CA format - default PEM\n",
  97 " -CAkeyform arg  - CA key format - default PEM\n",
  98 " -in arg         - input file - default stdin\n",
  99 " -out arg        - output file - default stdout\n",
 100 " -passin arg     - private key password source\n",
 101 " -serial         - print serial number value\n",
 102 " -subject_hash   - print subject hash value\n",
 103 #ifndef OPENSSL_NO_MD5
 104 " -subject_hash_old   - print old-style (MD5) subject hash value\n",
 105 #endif
 106 " -issuer_hash    - print issuer hash value\n",
 107 #ifndef OPENSSL_NO_MD5
 108 " -issuer_hash_old    - print old-style (MD5) issuer hash value\n",
 109 #endif
 110 " -hash           - synonym for -subject_hash\n",
 111 " -subject        - print subject DN\n",
 112 " -issuer         - print issuer DN\n",
 113 " -email          - print email address(es)\n",
 114 " -startdate      - notBefore field\n",
 115 " -enddate        - notAfter field\n",
 116 " -purpose        - print out certificate purposes\n",
 117 " -dates          - both Before and After dates\n",
 118 " -modulus        - print the RSA key modulus\n",
 119 " -pubkey         - output the public key\n",
 120 " -fingerprint    - print the certificate fingerprint\n",
 121 " -alias          - output certificate alias\n",
 122 " -noout          - no certificate output\n",
 123 " -ocspid         - print OCSP hash values for the subject name and public key\n",
 124 " -ocsp_uri       - print OCSP Responder URL(s)\n",
 125 " -trustout       - output a \"trusted\" certificate\n",
 126 " -clrtrust       - clear all trusted purposes\n",
 127 " -clrreject      - clear all rejected purposes\n",
 128 " -addtrust arg   - trust certificate for a given purpose\n",
 129 " -addreject arg  - reject certificate for a given purpose\n",
 130 " -setalias arg   - set certificate alias\n",
 131 " -days arg       - How long till expiry of a signed certificate - def 30 days\n",
 132 " -checkend arg   - check whether the cert expires in the next arg seconds\n",
 133 "                   exit 1 if so, 0 if not\n",
 134 " -signkey arg    - self sign cert with arg\n",
 135 " -x509toreq      - output a certification request object\n",
 136 " -req            - input is a certificate request, sign and output.\n",
 137 " -CA arg         - set the CA certificate, must be PEM format.\n",
 138 " -CAkey arg      - set the CA key, must be PEM format\n",
 139 "                   missing, it is assumed to be in the CA file.\n",
 140 " -CAcreateserial - create serial number file if it does not exist\n",
 141 " -CAserial arg   - serial file\n",
 142 " -set_serial     - serial number to use\n",
 143 " -text           - print the certificate in text form\n",
 144 " -C              - print out C code forms\n",
 145 " -md2/-md5/-sha1/-mdc2 - digest to use\n",
 146 " -extfile        - configuration file with X509V3 extensions to add\n",
 147 " -extensions     - section from config file with X509V3 extensions to add\n",
 148 " -clrext         - delete extensions before signing and input certificate\n",
 149 " -nameopt arg    - various certificate name options\n",
 150 #ifndef OPENSSL_NO_ENGINE
 151 " -engine e       - use engine e, possibly a hardware device.\n",
 152 #endif
 153 " -certopt arg    - various certificate text options\n",
 154 " -checkhost host - check certificate matches \"host\"\n",
 155 " -checkemail email - check certificate matches \"email\"\n",
 156 " -checkip ipaddr - check certificate matches \"ipaddr\"\n",
 157 NULL
 158 };
 159
 160 static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx);
 161 static int sign (X509 *x, EVP_PKEY *pkey,int days,int clrext, const EVP_MD *digest,
 162                                                 CONF *conf, char *section);
 163 static int x509_certify (X509_STORE *ctx,char *CAfile,const EVP_MD *digest,
 164                          X509 *x,X509 *xca,EVP_PKEY *pkey,
 165                          STACK_OF(OPENSSL_STRING) *sigopts,
 166                          char *serial, int create ,int days, int clrext,
 167                          CONF *conf, char *section, ASN1_INTEGER *sno);
 168 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt);
 169 static int reqfile=0;
 170 #ifdef OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL
 171 static int force_version=2;
 172 #endif
 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         unsigned char *checkhost = NULL, *checkemail = NULL;
 219         char *checkip = NULL;
 220 #ifndef OPENSSL_NO_ENGINE
 221         char *engine=NULL;
 222 #endif
 223
 224         reqfile=0;
 225
 226         apps_startup();
 227
 228         X509V3_EXT_add_rfc6962();
 229
 230         if (bio_err == NULL)
 231                 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
 232
 233         if (!load_config(bio_err, NULL))
 234                 goto end;
 235         STDout=BIO_new_fp(stdout,BIO_NOCLOSE);
 236 #ifdef OPENSSL_SYS_VMS
 237         {
 238         BIO *tmpbio = BIO_new(BIO_f_linebuffer());
 239         STDout = BIO_push(tmpbio, STDout);
 240         }
 241 #endif
 242
 243         informat=FORMAT_PEM;
 244         outformat=FORMAT_PEM;
 245         keyformat=FORMAT_PEM;
 246         CAformat=FORMAT_PEM;
 247         CAkeyformat=FORMAT_PEM;
 248
 249         ctx=X509_STORE_new();
 250         if (ctx == NULL) goto end;
 251         X509_STORE_set_verify_cb(ctx,callb);
 252
 253         argc--;
 254         argv++;
 255         num=0;
 256         while (argc >= 1)
 257                 {
 258                 if      (strcmp(*argv,"-inform") == 0)
 259                         {
 260                         if (--argc < 1) goto bad;
 261                         informat=str2fmt(*(++argv));
 262                         }
 263                 else if (strcmp(*argv,"-outform") == 0)
 264                         {
 265                         if (--argc < 1) goto bad;
 266                         outformat=str2fmt(*(++argv));
 267                         }
 268                 else if (strcmp(*argv,"-keyform") == 0)
 269                         {
 270                         if (--argc < 1) goto bad;
 271                         keyformat=str2fmt(*(++argv));
 272                         }
 273                 else if (strcmp(*argv,"-req") == 0)
 274                         {
 275                         reqfile=1;
 276                         need_rand = 1;
 277                         }
 278                 else if (strcmp(*argv,"-CAform") == 0)
 279                         {
 280                         if (--argc < 1) goto bad;
 281                         CAformat=str2fmt(*(++argv));
 282                         }
 283                 else if (strcmp(*argv,"-CAkeyform") == 0)
 284                         {
 285                         if (--argc < 1) goto bad;
 286                         CAkeyformat=str2fmt(*(++argv));
 287                         }
 288                 else if (strcmp(*argv,"-sigopt") == 0)
 289                         {
 290                         if (--argc < 1)
 291                                 goto bad;
 292                         if (!sigopts)
 293                                 sigopts = sk_OPENSSL_STRING_new_null();
 294                         if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, *(++argv)))
 295                                 goto bad;
 296                         }
 297 #ifdef OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL
 298                 else if (strcmp(*argv,"-force_version") == 0)
 299                         {
 300                         if (--argc < 1) 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) goto bad;
 372                         fkeyfile= *(++argv);
 373                         }
 374                 else if (strcmp(*argv,"-addtrust") == 0)
 375                         {
 376                         if (--argc < 1) goto bad;
 377                         if (!(objtmp = OBJ_txt2obj(*(++argv), 0)))
 378                                 {
 379                                 BIO_printf(bio_err,
 380                                         "Invalid trust object value %s\n", *argv);
 381                                 goto bad;
 382                                 }
 383                         if (!trust) trust = sk_ASN1_OBJECT_new_null();
 384                         sk_ASN1_OBJECT_push(trust, objtmp);
 385                         trustout = 1;
 386                         }
 387                 else if (strcmp(*argv,"-addreject") == 0)
 388                         {
 389                         if (--argc < 1) goto bad;
 390                         if (!(objtmp = OBJ_txt2obj(*(++argv), 0)))
 391                                 {
 392                                 BIO_printf(bio_err,
 393                                         "Invalid reject object value %s\n", *argv);
 394                                 goto bad;
 395                                 }
 396                         if (!reject) reject = sk_ASN1_OBJECT_new_null();
 397                         sk_ASN1_OBJECT_push(reject, objtmp);
 398                         trustout = 1;
 399                         }
 400                 else if (strcmp(*argv,"-setalias") == 0)
 401                         {
 402                         if (--argc < 1) goto bad;
 403                         alias= *(++argv);
 404                         trustout = 1;
 405                         }
 406                 else if (strcmp(*argv,"-certopt") == 0)
 407                         {
 408                         if (--argc < 1) goto bad;
 409                         if (!set_cert_ex(&certflag, *(++argv))) goto bad;
 410                         }
 411                 else if (strcmp(*argv,"-nameopt") == 0)
 412                         {
 413                         if (--argc < 1) goto bad;
 414                         if (!set_name_ex(&nmflag, *(++argv))) goto bad;
 415                         }
 416 #ifndef OPENSSL_NO_ENGINE
 417                 else if (strcmp(*argv,"-engine") == 0)
 418                         {
 419                         if (--argc < 1) goto bad;
 420                         engine= *(++argv);
 421                         }
 422 #endif
 423                 else if (strcmp(*argv,"-C") == 0)
 424                         C= ++num;
 425                 else if (strcmp(*argv,"-email") == 0)
 426                         email= ++num;
 427                 else if (strcmp(*argv,"-ocsp_uri") == 0)
 428                         ocsp_uri= ++num;
 429                 else if (strcmp(*argv,"-serial") == 0)
 430                         serial= ++num;
 431                 else if (strcmp(*argv,"-next_serial") == 0)
 432                         next_serial= ++num;
 433                 else if (strcmp(*argv,"-modulus") == 0)
 434                         modulus= ++num;
 435                 else if (strcmp(*argv,"-pubkey") == 0)
 436                         pubkey= ++num;
 437                 else if (strcmp(*argv,"-x509toreq") == 0)
 438                         x509req= ++num;
 439                 else if (strcmp(*argv,"-text") == 0)
 440                         text= ++num;
 441                 else if (strcmp(*argv,"-hash") == 0
 442                         || strcmp(*argv,"-subject_hash") == 0)
 443                         subject_hash= ++num;
 444 #ifndef OPENSSL_NO_MD5
 445                 else if (strcmp(*argv,"-subject_hash_old") == 0)
 446                         subject_hash_old= ++num;
 447 #endif
 448                 else if (strcmp(*argv,"-issuer_hash") == 0)
 449                         issuer_hash= ++num;
 450 #ifndef OPENSSL_NO_MD5
 451                 else if (strcmp(*argv,"-issuer_hash_old") == 0)
 452                         issuer_hash_old= ++num;
 453 #endif
 454                 else if (strcmp(*argv,"-subject") == 0)
 455                         subject= ++num;
 456                 else if (strcmp(*argv,"-issuer") == 0)
 457                         issuer= ++num;
 458                 else if (strcmp(*argv,"-fingerprint") == 0)
 459                         fingerprint= ++num;
 460                 else if (strcmp(*argv,"-dates") == 0)
 461                         {
 462                         startdate= ++num;
 463                         enddate= ++num;
 464                         }
 465                 else if (strcmp(*argv,"-purpose") == 0)
 466                         pprint= ++num;
 467                 else if (strcmp(*argv,"-startdate") == 0)
 468                         startdate= ++num;
 469                 else if (strcmp(*argv,"-enddate") == 0)
 470                         enddate= ++num;
 471                 else if (strcmp(*argv,"-checkend") == 0)
 472                         {
 473                         if (--argc < 1) goto bad;
 474                         checkoffset=atoi(*(++argv));
 475                         checkend=1;
 476                         }
 477                 else if (strcmp(*argv,"-checkhost") == 0)
 478                         {
 479                         if (--argc < 1) goto bad;
 480                         checkhost=(unsigned char *)*(++argv);
 481                         }
 482                 else if (strcmp(*argv,"-checkemail") == 0)
 483                         {
 484                         if (--argc < 1) goto bad;
 485                         checkemail=(unsigned char *)*(++argv);
 486                         }
 487                 else if (strcmp(*argv,"-checkip") == 0)
 488                         {
 489                         if (--argc < 1) goto bad;
 490                         checkip=*(++argv);
 491                         }
 492                 else if (strcmp(*argv,"-noout") == 0)
 493                         noout= ++num;
 494                 else if (strcmp(*argv,"-trustout") == 0)
 495                         trustout= 1;
 496                 else if (strcmp(*argv,"-clrtrust") == 0)
 497                         clrtrust= ++num;
 498                 else if (strcmp(*argv,"-clrreject") == 0)
 499                         clrreject= ++num;
 500                 else if (strcmp(*argv,"-alias") == 0)
 501                         aliasout= ++num;
 502                 else if (strcmp(*argv,"-CAcreateserial") == 0)
 503                         CA_createserial= ++num;
 504                 else if (strcmp(*argv,"-clrext") == 0)
 505                         clrext = 1;
 506 #if 1 /* stay backwards-compatible with 0.9.5; this should go away soon */
 507                 else if (strcmp(*argv,"-crlext") == 0)
 508                         {
 509                         BIO_printf(bio_err,"use -clrext instead of -crlext\n");
 510                         clrext = 1;
 511                         }
 512 #endif
 513                 else if (strcmp(*argv,"-ocspid") == 0)
 514                         ocspid= ++num;
 515                 else if (strcmp(*argv,"-badsig") == 0)
 516                         badsig = 1;
 517                 else if ((md_alg=EVP_get_digestbyname(*argv + 1)))
 518                         {
 519                         /* ok */
 520                         digest=md_alg;
 521                         }
 522                 else
 523                         {
 524                         BIO_printf(bio_err,"unknown option %s\n",*argv);
 525                         badops=1;
 526                         break;
 527                         }
 528                 argc--;
 529                 argv++;
 530                 }
 531
 532         if (badops)
 533                 {
 534 bad:
 535                 for (pp=x509_usage; (*pp != NULL); pp++)
 536                         BIO_printf(bio_err,"%s",*pp);
 537                 goto end;
 538                 }
 539
 540 #ifndef OPENSSL_NO_ENGINE
 541         e = setup_engine(bio_err, engine, 0);
 542 #endif
 543
 544         if (need_rand)
 545                 app_RAND_load_file(NULL, bio_err, 0);
 546
 547         ERR_load_crypto_strings();
 548
 549         if (!app_passwd(bio_err, passargin, NULL, &passin, NULL))
 550                 {
 551                 BIO_printf(bio_err, "Error getting password\n");
 552                 goto end;
 553                 }
 554
 555         if (!X509_STORE_set_default_paths(ctx))
 556                 {
 557                 ERR_print_errors(bio_err);
 558                 goto end;
 559                 }
 560
 561         if (fkeyfile)
 562                 {
 563                 fkey = load_pubkey(bio_err, fkeyfile, keyformat, 0,
 564                                                 NULL, e, "Forced key");
 565                 if (fkey == NULL) goto end;
 566                 }
 567
 568         if ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM))
 569                 { CAkeyfile=CAfile; }
 570         else if ((CA_flag) && (CAkeyfile == NULL))
 571                 {
 572                 BIO_printf(bio_err,"need to specify a CAkey if using the CA command\n");
 573                 goto end;
 574                 }
 575
 576         if (extfile)
 577                 {
 578                 long errorline = -1;
 579                 X509V3_CTX ctx2;
 580                 extconf = NCONF_new(NULL);
 581                 if (!NCONF_load(extconf, extfile,&errorline))
 582                         {
 583                         if (errorline <= 0)
 584                                 BIO_printf(bio_err,
 585                                         "error loading the config file '%s'\n",
 586                                                                 extfile);
 587                         else
 588                                 BIO_printf(bio_err,
 589                                        "error on line %ld of config file '%s'\n"
 590                                                         ,errorline,extfile);
 591                         goto end;
 592                         }
 593                 if (!extsect)
 594                         {
 595                         extsect = NCONF_get_string(extconf, "default", "extensions");
 596                         if (!extsect)
 597                                 {
 598                                 ERR_clear_error();
 599                                 extsect = "default";
 600                                 }
 601                         }
 602                 X509V3_set_ctx_test(&ctx2);
 603                 X509V3_set_nconf(&ctx2, extconf);
 604                 if (!X509V3_EXT_add_nconf(extconf, &ctx2, extsect, NULL))
 605                         {
 606                         BIO_printf(bio_err,
 607                                 "Error Loading extension section %s\n",
 608                                                                  extsect);
 609                         ERR_print_errors(bio_err);
 610                         goto end;
 611                         }
 612                 }
 613
 614
 615         if (reqfile)
 616                 {
 617                 EVP_PKEY *pkey;
 618                 BIO *in;
 619
 620                 if (!sign_flag && !CA_flag)
 621                         {
 622                         BIO_printf(bio_err,"We need a private key to sign with\n");
 623                         goto end;
 624                         }
 625                 in=BIO_new(BIO_s_file());
 626                 if (in == NULL)
 627                         {
 628                         ERR_print_errors(bio_err);
 629                         goto end;
 630                         }
 631
 632                 if (infile == NULL)
 633                         BIO_set_fp(in,stdin,BIO_NOCLOSE|BIO_FP_TEXT);
 634                 else
 635                         {
 636                         if (BIO_read_filename(in,infile) <= 0)
 637                                 {
 638                                 perror(infile);
 639                                 BIO_free(in);
 640                                 goto end;
 641                                 }
 642                         }
 643                 req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
 644                 BIO_free(in);
 645
 646                 if (req == NULL)
 647                         {
 648                         ERR_print_errors(bio_err);
 649                         goto end;
 650                         }
 651
 652                 if (    (req->req_info == NULL) ||
 653                         (req->req_info->pubkey == NULL) ||
 654                         (req->req_info->pubkey->public_key == NULL) ||
 655                         (req->req_info->pubkey->public_key->data == NULL))
 656                         {
 657                         BIO_printf(bio_err,"The certificate request appears to corrupted\n");
 658                         BIO_printf(bio_err,"It does not contain a public key\n");
 659                         goto end;
 660                         }
 661                 if ((pkey=X509_REQ_get_pubkey(req)) == NULL)
 662                         {
 663                         BIO_printf(bio_err,"error unpacking public key\n");
 664                         goto end;
 665                         }
 666                 i=X509_REQ_verify(req,pkey);
 667                 EVP_PKEY_free(pkey);
 668                 if (i < 0)
 669                         {
 670                         BIO_printf(bio_err,"Signature verification error\n");
 671                         ERR_print_errors(bio_err);
 672                         goto end;
 673                         }
 674                 if (i == 0)
 675                         {
 676                         BIO_printf(bio_err,"Signature did not match the certificate request\n");
 677                         goto end;
 678                         }
 679                 else
 680                         BIO_printf(bio_err,"Signature ok\n");
 681
 682                 print_name(bio_err, "subject=", X509_REQ_get_subject_name(req), nmflag);
 683
 684                 if ((x=X509_new()) == NULL) goto end;
 685
 686                 if (sno == NULL)
 687                         {
 688                         sno = ASN1_INTEGER_new();
 689                         if (!sno || !rand_serial(NULL, sno))
 690                                 goto end;
 691                         if (!X509_set_serialNumber(x, sno))
 692                                 goto end;
 693                         ASN1_INTEGER_free(sno);
 694                         sno = NULL;
 695                         }
 696                 else if (!X509_set_serialNumber(x, sno))
 697                         goto end;
 698
 699                 if (!X509_set_issuer_name(x,req->req_info->subject)) goto end;
 700                 if (!X509_set_subject_name(x,req->req_info->subject)) goto end;
 701
 702                 X509_gmtime_adj(X509_get_notBefore(x),0);
 703                 X509_time_adj_ex(X509_get_notAfter(x),days, 0, NULL);
 704                 if (fkey)
 705                         X509_set_pubkey(x, fkey);
 706                 else
 707                         {
 708                         pkey = X509_REQ_get_pubkey(req);
 709                         X509_set_pubkey(x,pkey);
 710                         EVP_PKEY_free(pkey);
 711                         }
 712                 }
 713         else
 714                 x=load_cert(bio_err,infile,informat,NULL,e,"Certificate");
 715
 716         if (x == NULL) goto end;
 717         if (CA_flag)
 718                 {
 719                 xca=load_cert(bio_err,CAfile,CAformat,NULL,e,"CA Certificate");
 720                 if (xca == NULL) goto end;
 721                 }
 722
 723         if (!noout || text || next_serial)
 724                 {
 725                 OBJ_create("2.99999.3",
 726                         "SET.ex3","SET x509v3 extension 3");
 727
 728                 out=BIO_new(BIO_s_file());
 729                 if (out == NULL)
 730                         {
 731                         ERR_print_errors(bio_err);
 732                         goto end;
 733                         }
 734                 if (outfile == NULL)
 735                         {
 736                         BIO_set_fp(out,stdout,BIO_NOCLOSE);
 737 #ifdef OPENSSL_SYS_VMS
 738                         {
 739                         BIO *tmpbio = BIO_new(BIO_f_linebuffer());
 740                         out = BIO_push(tmpbio, out);
 741                         }
 742 #endif
 743                         }
 744                 else
 745                         {
 746                         if (BIO_write_filename(out,outfile) <= 0)
 747                                 {
 748                                 perror(outfile);
 749                                 goto end;
 750                                 }
 751                         }
 752                 }
 753
 754         if (alias) X509_alias_set1(x, (unsigned char *)alias, -1);
 755
 756         if (clrtrust) X509_trust_clear(x);
 757         if (clrreject) X509_reject_clear(x);
 758
 759         if (trust)
 760                 {
 761                 for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++)
 762                         {
 763                         objtmp = sk_ASN1_OBJECT_value(trust, i);
 764                         X509_add1_trust_object(x, objtmp);
 765                         }
 766                 }
 767
 768         if (reject)
 769                 {
 770                 for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++)
 771                         {
 772                         objtmp = sk_ASN1_OBJECT_value(reject, i);
 773                         X509_add1_reject_object(x, objtmp);
 774                         }
 775                 }
 776
 777         if (num)
 778                 {
 779                 for (i=1; i<=num; i++)
 780                         {
 781                         if (issuer == i)
 782                                 {
 783                                 print_name(STDout, "issuer= ",
 784                                         X509_get_issuer_name(x), nmflag);
 785                                 }
 786                         else if (subject == i)
 787                                 {
 788                                 print_name(STDout, "subject= ",
 789                                         X509_get_subject_name(x), nmflag);
 790                                 }
 791                         else if (serial == i)
 792                                 {
 793                                 BIO_printf(STDout,"serial=");
 794                                 i2a_ASN1_INTEGER(STDout,
 795                                         X509_get_serialNumber(x));
 796                                 BIO_printf(STDout,"\n");
 797                                 }
 798                         else if (next_serial == i)
 799                                 {
 800                                 BIGNUM *bnser;
 801                                 ASN1_INTEGER *ser;
 802                                 ser = X509_get_serialNumber(x);
 803                                 bnser = ASN1_INTEGER_to_BN(ser, NULL);
 804                                 if (!bnser)
 805                                         goto end;
 806                                 if (!BN_add_word(bnser, 1))
 807                                         goto end;
 808                                 ser = BN_to_ASN1_INTEGER(bnser, NULL);
 809                                 if (!ser)
 810                                         goto end;
 811                                 BN_free(bnser);
 812                                 i2a_ASN1_INTEGER(out, ser);
 813                                 ASN1_INTEGER_free(ser);
 814                                 BIO_puts(out, "\n");
 815                                 }
 816                         else if ((email == i) || (ocsp_uri == i))
 817                                 {
 818                                 int j;
 819                                 STACK_OF(OPENSSL_STRING) *emlst;
 820                                 if (email == i)
 821                                         emlst = X509_get1_email(x);
 822                                 else
 823                                         emlst = X509_get1_ocsp(x);
 824                                 for (j = 0; j < sk_OPENSSL_STRING_num(emlst); j++)
 825                                         BIO_printf(STDout, "%s\n",
 826                                                    sk_OPENSSL_STRING_value(emlst, j));
 827                                 X509_email_free(emlst);
 828                                 }
 829                         else if (aliasout == i)
 830                                 {
 831                                 unsigned char *alstr;
 832                                 alstr = X509_alias_get0(x, NULL);
 833                                 if (alstr) BIO_printf(STDout,"%s\n", alstr);
 834                                 else BIO_puts(STDout,"<No Alias>\n");
 835                                 }
 836                         else if (subject_hash == i)
 837                                 {
 838                                 BIO_printf(STDout,"%08lx\n",X509_subject_name_hash(x));
 839                                 }
 840 #ifndef OPENSSL_NO_MD5
 841                         else if (subject_hash_old == i)
 842                                 {
 843                                 BIO_printf(STDout,"%08lx\n",X509_subject_name_hash_old(x));
 844                                 }
 845 #endif
 846                         else if (issuer_hash == i)
 847                                 {
 848                                 BIO_printf(STDout,"%08lx\n",X509_issuer_name_hash(x));
 849                                 }
 850 #ifndef OPENSSL_NO_MD5
 851                         else if (issuer_hash_old == i)
 852                                 {
 853                                 BIO_printf(STDout,"%08lx\n",X509_issuer_name_hash_old(x));
 854                                 }
 855 #endif
 856                         else if (pprint == i)
 857                                 {
 858                                 X509_PURPOSE *ptmp;
 859                                 int j;
 860                                 BIO_printf(STDout, "Certificate purposes:\n");
 861                                 for (j = 0; j < X509_PURPOSE_get_count(); j++)
 862                                         {
 863                                         ptmp = X509_PURPOSE_get0(j);
 864                                         purpose_print(STDout, x, ptmp);
 865                                         }
 866                                 }
 867                         else
 868                                 if (modulus == i)
 869                                 {
 870                                 EVP_PKEY *pkey;
 871
 872                                 pkey=X509_get_pubkey(x);
 873                                 if (pkey == NULL)
 874                                         {
 875                                         BIO_printf(bio_err,"Modulus=unavailable\n");
 876                                         ERR_print_errors(bio_err);
 877                                         goto end;
 878                                         }
 879                                 BIO_printf(STDout,"Modulus=");
 880 #ifndef OPENSSL_NO_RSA
 881                                 if (pkey->type == EVP_PKEY_RSA)
 882                                         BN_print(STDout,pkey->pkey.rsa->n);
 883                                 else
 884 #endif
 885 #ifndef OPENSSL_NO_DSA
 886                                 if (pkey->type == EVP_PKEY_DSA)
 887                                         BN_print(STDout,pkey->pkey.dsa->pub_key);
 888                                 else
 889 #endif
 890                                         BIO_printf(STDout,"Wrong Algorithm type");
 891                                 BIO_printf(STDout,"\n");
 892                                 EVP_PKEY_free(pkey);
 893                                 }
 894                         else
 895                                 if (pubkey == i)
 896                                 {
 897                                 EVP_PKEY *pkey;
 898
 899                                 pkey=X509_get_pubkey(x);
 900                                 if (pkey == NULL)
 901                                         {
 902                                         BIO_printf(bio_err,"Error getting public key\n");
 903                                         ERR_print_errors(bio_err);
 904                                         goto end;
 905                                         }
 906                                 PEM_write_bio_PUBKEY(STDout, pkey);
 907                                 EVP_PKEY_free(pkey);
 908                                 }
 909                         else
 910                                 if (C == i)
 911                                 {
 912                                 unsigned char *d;
 913                                 char *m;
 914                                 int y,z;
 915
 916                                 X509_NAME_oneline(X509_get_subject_name(x),
 917                                         buf,sizeof buf);
 918                                 BIO_printf(STDout,"/* subject:%s */\n",buf);
 919                                 m=X509_NAME_oneline(
 920                                         X509_get_issuer_name(x),buf,
 921                                         sizeof buf);
 922                                 BIO_printf(STDout,"/* issuer :%s */\n",buf);
 923
 924                                 z=i2d_X509(x,NULL);
 925                                 m=OPENSSL_malloc(z);
 926
 927                                 d=(unsigned char *)m;
 928                                 z=i2d_X509_NAME(X509_get_subject_name(x),&d);
 929                                 BIO_printf(STDout,"unsigned char XXX_subject_name[%d]={\n",z);
 930                                 d=(unsigned char *)m;
 931                                 for (y=0; y<z; y++)
 932                                         {
 933                                         BIO_printf(STDout,"0x%02X,",d[y]);
 934                                         if ((y & 0x0f) == 0x0f) BIO_printf(STDout,"\n");
 935                                         }
 936                                 if (y%16 != 0) BIO_printf(STDout,"\n");
 937                                 BIO_printf(STDout,"};\n");
 938
 939                                 z=i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x),&d);
 940                                 BIO_printf(STDout,"unsigned char XXX_public_key[%d]={\n",z);
 941                                 d=(unsigned char *)m;
 942                                 for (y=0; y<z; y++)
 943                                         {
 944                                         BIO_printf(STDout,"0x%02X,",d[y]);
 945                                         if ((y & 0x0f) == 0x0f)
 946                                                 BIO_printf(STDout,"\n");
 947                                         }
 948                                 if (y%16 != 0) BIO_printf(STDout,"\n");
 949                                 BIO_printf(STDout,"};\n");
 950
 951                                 z=i2d_X509(x,&d);
 952                                 BIO_printf(STDout,"unsigned char XXX_certificate[%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                                 OPENSSL_free(m);
 964                                 }
 965                         else if (text == i)
 966                                 {
 967                                 X509_print_ex(STDout,x,nmflag, certflag);
 968                                 }
 969                         else if (startdate == i)
 970                                 {
 971                                 BIO_puts(STDout,"notBefore=");
 972                                 ASN1_TIME_print(STDout,X509_get_notBefore(x));
 973                                 BIO_puts(STDout,"\n");
 974                                 }
 975                         else if (enddate == i)
 976                                 {
 977                                 BIO_puts(STDout,"notAfter=");
 978                                 ASN1_TIME_print(STDout,X509_get_notAfter(x));
 979                                 BIO_puts(STDout,"\n");
 980                                 }
 981                         else if (fingerprint == i)
 982                                 {
 983                                 int j;
 984                                 unsigned int n;
 985                                 unsigned char md[EVP_MAX_MD_SIZE];
 986                                 const EVP_MD *fdig = digest;
 987
 988                                 if (!fdig)
 989                                         fdig = EVP_sha1();
 990
 991                                 if (!X509_digest(x,fdig,md,&n))
 992                                         {
 993                                         BIO_printf(bio_err,"out of memory\n");
 994                                         goto end;
 995                                         }
 996                                 BIO_printf(STDout,"%s Fingerprint=",
 997                                                 OBJ_nid2sn(EVP_MD_type(fdig)));
 998                                 for (j=0; j<(int)n; j++)
 999                                         {
1000                                         BIO_printf(STDout,"%02X%c",md[j],
1001                                                 (j+1 == (int)n)
1002                                                 ?'\n':':');
1003                                         }
1004                                 }
1005
1006                         /* should be in the library */
1007                         else if ((sign_flag == i) && (x509req == 0))
1008                                 {
1009                                 BIO_printf(bio_err,"Getting Private key\n");
1010                                 if (Upkey == NULL)
1011                                         {
1012                                         Upkey=load_key(bio_err,
1013                                                 keyfile, keyformat, 0,
1014                                                 passin, e, "Private key");
1015                                         if (Upkey == NULL) goto end;
1016                                         }
1017
1018                                 assert(need_rand);
1019                                 if (!sign(x,Upkey,days,clrext,digest,
1020                                                  extconf, extsect)) goto end;
1021                                 }
1022                         else if (CA_flag == i)
1023                                 {
1024                                 BIO_printf(bio_err,"Getting CA Private Key\n");
1025                                 if (CAkeyfile != NULL)
1026                                         {
1027                                         CApkey=load_key(bio_err,
1028                                                 CAkeyfile, CAkeyformat,
1029                                                 0, passin, e,
1030                                                 "CA Private Key");
1031                                         if (CApkey == NULL) goto end;
1032                                         }
1033
1034                                 assert(need_rand);
1035                                 if (!x509_certify(ctx,CAfile,digest,x,xca,
1036                                         CApkey, sigopts,
1037                                         CAserial,CA_createserial,days, clrext,
1038                                         extconf, extsect, sno))
1039                                         goto end;
1040                                 }
1041                         else if (x509req == i)
1042                                 {
1043                                 EVP_PKEY *pk;
1044
1045                                 BIO_printf(bio_err,"Getting request Private Key\n");
1046                                 if (keyfile == NULL)
1047                                         {
1048                                         BIO_printf(bio_err,"no request key file specified\n");
1049                                         goto end;
1050                                         }
1051                                 else
1052                                         {
1053                                         pk=load_key(bio_err,
1054                                                 keyfile, keyformat, 0,
1055                                                 passin, e, "request key");
1056                                         if (pk == NULL) goto end;
1057                                         }
1058
1059                                 BIO_printf(bio_err,"Generating certificate request\n");
1060
1061                                 rq=X509_to_X509_REQ(x,pk,digest);
1062                                 EVP_PKEY_free(pk);
1063                                 if (rq == NULL)
1064                                         {
1065                                         ERR_print_errors(bio_err);
1066                                         goto end;
1067                                         }
1068                                 if (!noout)
1069                                         {
1070                                         X509_REQ_print(out,rq);
1071                                         PEM_write_bio_X509_REQ(out,rq);
1072                                         }
1073                                 noout=1;
1074                                 }
1075                         else if (ocspid == i)
1076                                 {
1077                                 X509_ocspid_print(out, x);
1078                                 }
1079                         }
1080                 }
1081
1082         if (checkend)
1083                 {
1084                 time_t tcheck=time(NULL) + checkoffset;
1085
1086                 if (X509_cmp_time(X509_get_notAfter(x), &tcheck) < 0)
1087                         {
1088                         BIO_printf(out,"Certificate will expire\n");
1089                         ret=1;
1090                         }
1091                 else
1092                         {
1093                         BIO_printf(out,"Certificate will not expire\n");
1094                         ret=0;
1095                         }
1096                 goto end;
1097                 }
1098
1099         print_cert_checks(STDout, x, checkhost, checkemail, checkip);
1100
1101         if (noout)
1102                 {
1103                 ret=0;
1104                 goto end;
1105                 }
1106
1107         if (badsig)
1108                 x->signature->data[x->signature->length - 1] ^= 0x1;
1109
1110         if      (outformat == FORMAT_ASN1)
1111                 i=i2d_X509_bio(out,x);
1112         else if (outformat == FORMAT_PEM)
1113                 {
1114                 if (trustout) i=PEM_write_bio_X509_AUX(out,x);
1115                 else i=PEM_write_bio_X509(out,x);
1116                 }
1117         else if (outformat == FORMAT_NETSCAPE)
1118                 {
1119                 NETSCAPE_X509 nx;
1120                 ASN1_OCTET_STRING hdr;
1121
1122                 hdr.data=(unsigned char *)NETSCAPE_CERT_HDR;
1123                 hdr.length=strlen(NETSCAPE_CERT_HDR);
1124                 nx.header= &hdr;
1125                 nx.cert=x;
1126
1127                 i=ASN1_item_i2d_bio(ASN1_ITEM_rptr(NETSCAPE_X509),out,&nx);
1128                 }
1129         else    {
1130                 BIO_printf(bio_err,"bad output format specified for outfile\n");
1131                 goto end;
1132                 }
1133         if (!i)
1134                 {
1135                 BIO_printf(bio_err,"unable to write certificate\n");
1136                 ERR_print_errors(bio_err);
1137                 goto end;
1138                 }
1139         ret=0;
1140 end:
1141         if (need_rand)
1142                 app_RAND_write_file(NULL, bio_err);
1143         OBJ_cleanup();
1144         NCONF_free(extconf);
1145         BIO_free_all(out);
1146         BIO_free_all(STDout);
1147         X509_STORE_free(ctx);
1148         X509_REQ_free(req);
1149         X509_free(x);
1150         X509_free(xca);
1151         EVP_PKEY_free(Upkey);
1152         EVP_PKEY_free(CApkey);
1153         EVP_PKEY_free(fkey);
1154         if (sigopts)
1155                 sk_OPENSSL_STRING_free(sigopts);
1156         X509_REQ_free(rq);
1157         ASN1_INTEGER_free(sno);
1158         sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free);
1159         sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free);
1160         if (passin) OPENSSL_free(passin);
1161         X509V3_EXT_cleanup();
1162         apps_shutdown();
1163         OPENSSL_EXIT(ret);
1164         }
1165
1166 static ASN1_INTEGER *x509_load_serial(char *CAfile, char *serialfile, int create)
1167         {
1168         char *buf = NULL, *p;
1169         ASN1_INTEGER *bs = NULL;
1170         BIGNUM *serial = NULL;
1171         size_t len;
1172
1173         len = ((serialfile == NULL)
1174                 ?(strlen(CAfile)+strlen(POSTFIX)+1)
1175                 :(strlen(serialfile)))+1;
1176         buf=OPENSSL_malloc(len);
1177         if (buf == NULL) { BIO_printf(bio_err,"out of mem\n"); goto end; }
1178         if (serialfile == NULL)
1179                 {
1180                 BUF_strlcpy(buf,CAfile,len);
1181                 for (p=buf; *p; p++)
1182                         if (*p == '.')
1183                                 {
1184                                 *p='\0';
1185                                 break;
1186                                 }
1187                 BUF_strlcat(buf,POSTFIX,len);
1188                 }
1189         else
1190                 BUF_strlcpy(buf,serialfile,len);
1191
1192         serial = load_serial(buf, create, NULL);
1193         if (serial == NULL) goto end;
1194
1195         if (!BN_add_word(serial,1))
1196                 { BIO_printf(bio_err,"add_word failure\n"); goto end; }
1197
1198         if (!save_serial(buf, NULL, serial, &bs)) goto end;
1199
1200  end:
1201         if (buf) OPENSSL_free(buf);
1202         BN_free(serial);
1203         return bs;
1204         }
1205
1206 static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest,
1207                         X509 *x, X509 *xca, EVP_PKEY *pkey,
1208                         STACK_OF(OPENSSL_STRING) *sigopts,
1209                         char *serialfile, int create,
1210                         int days, int clrext, CONF *conf, char *section,
1211                         ASN1_INTEGER *sno)
1212         {
1213         int ret=0;
1214         ASN1_INTEGER *bs=NULL;
1215         X509_STORE_CTX xsc;
1216         EVP_PKEY *upkey;
1217
1218         upkey = X509_get_pubkey(xca);
1219         EVP_PKEY_copy_parameters(upkey,pkey);
1220         EVP_PKEY_free(upkey);
1221
1222         if(!X509_STORE_CTX_init(&xsc,ctx,x,NULL))
1223                 {
1224                 BIO_printf(bio_err,"Error initialising X509 store\n");
1225                 goto end;
1226                 }
1227         if (sno) bs = sno;
1228         else if (!(bs = x509_load_serial(CAfile, serialfile, create)))
1229                 goto end;
1230
1231 /*      if (!X509_STORE_add_cert(ctx,x)) goto end;*/
1232
1233         /* NOTE: this certificate can/should be self signed, unless it was
1234          * a certificate request in which case it is not. */
1235         X509_STORE_CTX_set_cert(&xsc,x);
1236         X509_STORE_CTX_set_flags(&xsc, X509_V_FLAG_CHECK_SS_SIGNATURE);
1237         if (!reqfile && X509_verify_cert(&xsc) <= 0)
1238                 goto end;
1239
1240         if (!X509_check_private_key(xca,pkey))
1241                 {
1242                 BIO_printf(bio_err,"CA certificate and CA private key do not match\n");
1243                 goto end;
1244                 }
1245
1246         if (!X509_set_issuer_name(x,X509_get_subject_name(xca))) goto end;
1247         if (!X509_set_serialNumber(x,bs)) goto end;
1248
1249         if (X509_gmtime_adj(X509_get_notBefore(x),0L) == NULL)
1250                 goto end;
1251
1252         /* hardwired expired */
1253         if (X509_time_adj_ex(X509_get_notAfter(x),days, 0, NULL) == NULL)
1254                 goto end;
1255
1256         if (clrext)
1257                 {
1258                 while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0);
1259                 }
1260
1261         if (conf)
1262                 {
1263                 X509V3_CTX ctx2;
1264 #ifdef OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL
1265                 X509_set_version(x, force_version);
1266 #else
1267                 X509_set_version(x,2); /* version 3 certificate */
1268 #endif
1269                 X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0);
1270                 X509V3_set_nconf(&ctx2, conf);
1271                 if (!X509V3_EXT_add_nconf(conf, &ctx2, section, x)) goto end;
1272                 }
1273
1274         if (!do_X509_sign(bio_err, x, pkey, digest, sigopts))
1275                 goto end;
1276         ret=1;
1277 end:
1278         X509_STORE_CTX_cleanup(&xsc);
1279         if (!ret)
1280                 ERR_print_errors(bio_err);
1281         if (!sno) ASN1_INTEGER_free(bs);
1282         return ret;
1283         }
1284
1285 static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx)
1286         {
1287         int err;
1288         X509 *err_cert;
1289
1290         /* it is ok to use a self signed certificate
1291          * This case will catch both the initial ok == 0 and the
1292          * final ok == 1 calls to this function */
1293         err=X509_STORE_CTX_get_error(ctx);
1294         if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT)
1295                 return 1;
1296
1297         /* BAD we should have gotten an error.  Normally if everything
1298          * worked X509_STORE_CTX_get_error(ctx) will still be set to
1299          * DEPTH_ZERO_SELF_.... */
1300         if (ok)
1301                 {
1302                 BIO_printf(bio_err,"error with certificate to be certified - should be self signed\n");
1303                 return 0;
1304                 }
1305         else
1306                 {
1307                 err_cert=X509_STORE_CTX_get_current_cert(ctx);
1308                 print_name(bio_err, NULL, X509_get_subject_name(err_cert),0);
1309                 BIO_printf(bio_err,"error with certificate - error %d at depth %d\n%s\n",
1310                         err,X509_STORE_CTX_get_error_depth(ctx),
1311                         X509_verify_cert_error_string(err));
1312                 return 1;
1313                 }
1314         }
1315
1316 /* self sign */
1317 static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext, const EVP_MD *digest,
1318                                                 CONF *conf, char *section)
1319         {
1320
1321         EVP_PKEY *pktmp;
1322
1323         pktmp = X509_get_pubkey(x);
1324         EVP_PKEY_copy_parameters(pktmp,pkey);
1325         EVP_PKEY_save_parameters(pktmp,1);
1326         EVP_PKEY_free(pktmp);
1327
1328         if (!X509_set_issuer_name(x,X509_get_subject_name(x))) goto err;
1329         if (X509_gmtime_adj(X509_get_notBefore(x),0) == NULL) goto err;
1330
1331         /* Lets just make it 12:00am GMT, Jan 1 1970 */
1332         /* memcpy(x->cert_info->validity->notBefore,"700101120000Z",13); */
1333         /* 28 days to be certified */
1334
1335         if (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL)
1336                 goto err;
1337
1338         if (!X509_set_pubkey(x,pkey)) goto err;
1339         if (clrext)
1340                 {
1341                 while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0);
1342                 }
1343         if (conf)
1344                 {
1345                 X509V3_CTX ctx;
1346 #ifdef OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL
1347                 X509_set_version(x, force_version);
1348 #else
1349                 X509_set_version(x,2); /* version 3 certificate */
1350 #endif
1351                 X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0);
1352                 X509V3_set_nconf(&ctx, conf);
1353                 if (!X509V3_EXT_add_nconf(conf, &ctx, section, x)) goto err;
1354                 }
1355         if (!X509_sign(x,pkey,digest)) goto err;
1356         return 1;
1357 err:
1358         ERR_print_errors(bio_err);
1359         return 0;
1360         }
1361
1362 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt)
1363 {
1364         int id, i, idret;
1365         char *pname;
1366         id = X509_PURPOSE_get_id(pt);
1367         pname = X509_PURPOSE_get0_name(pt);
1368         for (i = 0; i < 2; i++)
1369                 {
1370                 idret = X509_check_purpose(cert, id, i);
1371                 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : "");
1372                 if (idret == 1) BIO_printf(bio, "Yes\n");
1373                 else if (idret == 0) BIO_printf(bio, "No\n");
1374                 else BIO_printf(bio, "Yes (WARNING code=%d)\n", idret);
1375                 }
1376         return 1;
1377 }