apps/req.c

   1 /* apps/req.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 <stdio.h>
  60 #include <stdlib.h>
  61 #include <time.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/evp.h>
  69 #include <openssl/conf.h>
  70 #include <openssl/err.h>
  71 #include <openssl/asn1.h>
  72 #include <openssl/x509.h>
  73 #include <openssl/x509v3.h>
  74 #include <openssl/objects.h>
  75 #include <openssl/pem.h>
  76 #include <openssl/engine.h>
  77
  78 #define SECTION         "req"
  79
  80 #define BITS            "default_bits"
  81 #define KEYFILE         "default_keyfile"
  82 #define PROMPT          "prompt"
  83 #define DISTINGUISHED_NAME      "distinguished_name"
  84 #define ATTRIBUTES      "attributes"
  85 #define V3_EXTENSIONS   "x509_extensions"
  86 #define REQ_EXTENSIONS  "req_extensions"
  87 #define STRING_MASK     "string_mask"
  88
  89 #define DEFAULT_KEY_LENGTH      512
  90 #define MIN_KEY_LENGTH          384
  91
  92 #undef PROG
  93 #define PROG    req_main
  94
  95 /* -inform arg  - input format - default PEM (DER or PEM)
  96  * -outform arg - output format - default PEM
  97  * -in arg      - input file - default stdin
  98  * -out arg     - output file - default stdout
  99  * -verify      - check request signature
 100  * -noout       - don't print stuff out.
 101  * -text        - print out human readable text.
 102  * -nodes       - no des encryption
 103  * -config file - Load configuration file.
 104  * -key file    - make a request using key in file (or use it for verification).
 105  * -keyform arg - key file format.
 106  * -rand file(s) - load the file(s) into the PRNG.
 107  * -newkey      - make a key and a request.
 108  * -modulus     - print RSA modulus.
 109  * -x509        - output a self signed X509 structure instead.
 110  * -asn1-kludge - output new certificate request in a format that some CA's
 111  *                require.  This format is wrong
 112  */
 113
 114 static int make_REQ(X509_REQ *req,EVP_PKEY *pkey,char *dn,int attribs);
 115 static int build_subject(X509_REQ *req, char *subj);
 116 static int prompt_info(X509_REQ *req,
 117                 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
 118                 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs);
 119 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *sk,
 120                                 STACK_OF(CONF_VALUE) *attr, int attribs);
 121 static int add_attribute_object(X509_REQ *req, char *text,
 122                                 char *def, char *value, int nid, int min,
 123                                 int max);
 124 static int add_DN_object(X509_NAME *n, char *text, char *def, char *value,
 125         int nid,int min,int max);
 126 #ifndef OPENSSL_NO_RSA
 127 static void MS_CALLBACK req_cb(int p,int n,void *arg);
 128 #endif
 129 static int req_check_len(int len,int min,int max);
 130 static int check_end(char *str, char *end);
 131 #ifndef MONOLITH
 132 static char *default_config_file=NULL;
 133 static LHASH *config=NULL;
 134 #endif
 135 static LHASH *req_conf=NULL;
 136 static int batch=0;
 137
 138 #define TYPE_RSA        1
 139 #define TYPE_DSA        2
 140 #define TYPE_DH         3
 141
 142 int MAIN(int, char **);
 143
 144 int MAIN(int argc, char **argv)
 145         {
 146         ENGINE *e = NULL;
 147 #ifndef OPENSSL_NO_DSA
 148         DSA *dsa_params=NULL;
 149 #endif
 150         unsigned long nmflag = 0;
 151         int ex=1,x509=0,days=30;
 152         X509 *x509ss=NULL;
 153         X509_REQ *req=NULL;
 154         EVP_PKEY *pkey=NULL;
 155         int i,badops=0,newreq=0,newkey= -1,verbose=0,pkey_type=TYPE_RSA;
 156         BIO *in=NULL,*out=NULL;
 157         int informat,outformat,verify=0,noout=0,text=0,keyform=FORMAT_PEM;
 158         int nodes=0,kludge=0,newhdr=0,subject=0;
 159         char *infile,*outfile,*prog,*keyfile=NULL,*template=NULL,*keyout=NULL;
 160         char *engine=NULL;
 161         char *extensions = NULL;
 162         char *req_exts = NULL;
 163         const EVP_CIPHER *cipher=NULL;
 164         ASN1_INTEGER *serial = NULL;
 165         int modulus=0;
 166         char *inrand=NULL;
 167         char *passargin = NULL, *passargout = NULL;
 168         char *passin = NULL, *passout = NULL;
 169         char *p;
 170         char *subj = NULL;
 171         const EVP_MD *md_alg=NULL,*digest=EVP_md5();
 172 #ifndef MONOLITH
 173         MS_STATIC char config_name[256];
 174 #endif
 175
 176         req_conf = NULL;
 177 #ifndef OPENSSL_NO_DES
 178         cipher=EVP_des_ede3_cbc();
 179 #endif
 180         apps_startup();
 181
 182         if (bio_err == NULL)
 183                 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
 184                         BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
 185
 186         infile=NULL;
 187         outfile=NULL;
 188         informat=FORMAT_PEM;
 189         outformat=FORMAT_PEM;
 190
 191         prog=argv[0];
 192         argc--;
 193         argv++;
 194         while (argc >= 1)
 195                 {
 196                 if      (strcmp(*argv,"-inform") == 0)
 197                         {
 198                         if (--argc < 1) goto bad;
 199                         informat=str2fmt(*(++argv));
 200                         }
 201                 else if (strcmp(*argv,"-outform") == 0)
 202                         {
 203                         if (--argc < 1) goto bad;
 204                         outformat=str2fmt(*(++argv));
 205                         }
 206                 else if (strcmp(*argv,"-engine") == 0)
 207                         {
 208                         if (--argc < 1) goto bad;
 209                         engine= *(++argv);
 210                         }
 211                 else if (strcmp(*argv,"-key") == 0)
 212                         {
 213                         if (--argc < 1) goto bad;
 214                         keyfile= *(++argv);
 215                         }
 216                 else if (strcmp(*argv,"-new") == 0)
 217                         {
 218                         newreq=1;
 219                         }
 220                 else if (strcmp(*argv,"-config") == 0)
 221                         {
 222                         if (--argc < 1) goto bad;
 223                         template= *(++argv);
 224                         }
 225                 else if (strcmp(*argv,"-keyform") == 0)
 226                         {
 227                         if (--argc < 1) goto bad;
 228                         keyform=str2fmt(*(++argv));
 229                         }
 230                 else if (strcmp(*argv,"-in") == 0)
 231                         {
 232                         if (--argc < 1) goto bad;
 233                         infile= *(++argv);
 234                         }
 235                 else if (strcmp(*argv,"-out") == 0)
 236                         {
 237                         if (--argc < 1) goto bad;
 238                         outfile= *(++argv);
 239                         }
 240                 else if (strcmp(*argv,"-keyout") == 0)
 241                         {
 242                         if (--argc < 1) goto bad;
 243                         keyout= *(++argv);
 244                         }
 245                 else if (strcmp(*argv,"-passin") == 0)
 246                         {
 247                         if (--argc < 1) goto bad;
 248                         passargin= *(++argv);
 249                         }
 250                 else if (strcmp(*argv,"-passout") == 0)
 251                         {
 252                         if (--argc < 1) goto bad;
 253                         passargout= *(++argv);
 254                         }
 255                 else if (strcmp(*argv,"-rand") == 0)
 256                         {
 257                         if (--argc < 1) goto bad;
 258                         inrand= *(++argv);
 259                         }
 260                 else if (strcmp(*argv,"-newkey") == 0)
 261                         {
 262                         int is_numeric;
 263
 264                         if (--argc < 1) goto bad;
 265                         p= *(++argv);
 266                         is_numeric = p[0] >= '0' && p[0] <= '9';
 267                         if (strncmp("rsa:",p,4) == 0 || is_numeric)
 268                                 {
 269                                 pkey_type=TYPE_RSA;
 270                                 if(!is_numeric)
 271                                     p+=4;
 272                                 newkey= atoi(p);
 273                                 }
 274                         else
 275 #ifndef OPENSSL_NO_DSA
 276                                 if (strncmp("dsa:",p,4) == 0)
 277                                 {
 278                                 X509 *xtmp=NULL;
 279                                 EVP_PKEY *dtmp;
 280
 281                                 pkey_type=TYPE_DSA;
 282                                 p+=4;
 283                                 if ((in=BIO_new_file(p,"r")) == NULL)
 284                                         {
 285                                         perror(p);
 286                                         goto end;
 287                                         }
 288                                 if ((dsa_params=PEM_read_bio_DSAparams(in,NULL,NULL,NULL)) == NULL)
 289                                         {
 290                                         ERR_clear_error();
 291                                         (void)BIO_reset(in);
 292                                         if ((xtmp=PEM_read_bio_X509(in,NULL,NULL,NULL)) == NULL)
 293                                                 {
 294                                                 BIO_printf(bio_err,"unable to load DSA parameters from file\n");
 295                                                 goto end;
 296                                                 }
 297
 298                                         dtmp=X509_get_pubkey(xtmp);
 299                                         if (dtmp->type == EVP_PKEY_DSA)
 300                                                 dsa_params=DSAparams_dup(dtmp->pkey.dsa);
 301                                         EVP_PKEY_free(dtmp);
 302                                         X509_free(xtmp);
 303                                         if (dsa_params == NULL)
 304                                                 {
 305                                                 BIO_printf(bio_err,"Certificate does not contain DSA parameters\n");
 306                                                 goto end;
 307                                                 }
 308                                         }
 309                                 BIO_free(in);
 310                                 newkey=BN_num_bits(dsa_params->p);
 311                                 in=NULL;
 312                                 }
 313                         else
 314 #endif
 315 #ifndef OPENSSL_NO_DH
 316                                 if (strncmp("dh:",p,4) == 0)
 317                                 {
 318                                 pkey_type=TYPE_DH;
 319                                 p+=3;
 320                                 }
 321                         else
 322 #endif
 323                                 pkey_type=TYPE_RSA;
 324
 325                         newreq=1;
 326                         }
 327                 else if (strcmp(*argv,"-batch") == 0)
 328                         batch=1;
 329                 else if (strcmp(*argv,"-newhdr") == 0)
 330                         newhdr=1;
 331                 else if (strcmp(*argv,"-modulus") == 0)
 332                         modulus=1;
 333                 else if (strcmp(*argv,"-verify") == 0)
 334                         verify=1;
 335                 else if (strcmp(*argv,"-nodes") == 0)
 336                         nodes=1;
 337                 else if (strcmp(*argv,"-noout") == 0)
 338                         noout=1;
 339                 else if (strcmp(*argv,"-verbose") == 0)
 340                         verbose=1;
 341                 else if (strcmp(*argv,"-nameopt") == 0)
 342                         {
 343                         if (--argc < 1) goto bad;
 344                         if (!set_name_ex(&nmflag, *(++argv))) goto bad;
 345                         }
 346                 else if (strcmp(*argv,"-subject") == 0)
 347                         subject=1;
 348                 else if (strcmp(*argv,"-text") == 0)
 349                         text=1;
 350                 else if (strcmp(*argv,"-x509") == 0)
 351                         x509=1;
 352                 else if (strcmp(*argv,"-asn1-kludge") == 0)
 353                         kludge=1;
 354                 else if (strcmp(*argv,"-no-asn1-kludge") == 0)
 355                         kludge=0;
 356                 else if (strcmp(*argv,"-subj") == 0)
 357                         {
 358                         if (--argc < 1) goto bad;
 359                         subj= *(++argv);
 360                         }
 361                 else if (strcmp(*argv,"-days") == 0)
 362                         {
 363                         if (--argc < 1) goto bad;
 364                         days= atoi(*(++argv));
 365                         if (days == 0) days=30;
 366                         }
 367                 else if (strcmp(*argv,"-set_serial") == 0)
 368                         {
 369                         if (--argc < 1) goto bad;
 370                         serial = s2i_ASN1_INTEGER(NULL, *(++argv));
 371                         if (!serial) goto bad;
 372                         }
 373                 else if ((md_alg=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
 374                         {
 375                         /* ok */
 376                         digest=md_alg;
 377                         }
 378                 else if (strcmp(*argv,"-extensions") == 0)
 379                         {
 380                         if (--argc < 1) goto bad;
 381                         extensions = *(++argv);
 382                         }
 383                 else if (strcmp(*argv,"-reqexts") == 0)
 384                         {
 385                         if (--argc < 1) goto bad;
 386                         req_exts = *(++argv);
 387                         }
 388                 else
 389                         {
 390                         BIO_printf(bio_err,"unknown option %s\n",*argv);
 391                         badops=1;
 392                         break;
 393                         }
 394                 argc--;
 395                 argv++;
 396                 }
 397
 398         if (badops)
 399                 {
 400 bad:
 401                 BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
 402                 BIO_printf(bio_err,"where options  are\n");
 403                 BIO_printf(bio_err," -inform arg    input format - DER or PEM\n");
 404                 BIO_printf(bio_err," -outform arg   output format - DER or PEM\n");
 405                 BIO_printf(bio_err," -in arg        input file\n");
 406                 BIO_printf(bio_err," -out arg       output file\n");
 407                 BIO_printf(bio_err," -text          text form of request\n");
 408                 BIO_printf(bio_err," -noout         do not output REQ\n");
 409                 BIO_printf(bio_err," -verify        verify signature on REQ\n");
 410                 BIO_printf(bio_err," -modulus       RSA modulus\n");
 411                 BIO_printf(bio_err," -nodes         don't encrypt the output key\n");
 412                 BIO_printf(bio_err," -engine e      use engine e, possibly a hardware device\n");
 413                 BIO_printf(bio_err," -subject       output the request's subject\n");
 414                 BIO_printf(bio_err," -passin        private key password source\n");
 415                 BIO_printf(bio_err," -key file      use the private key contained in file\n");
 416                 BIO_printf(bio_err," -keyform arg   key file format\n");
 417                 BIO_printf(bio_err," -keyout arg    file to send the key to\n");
 418                 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
 419                 BIO_printf(bio_err,"                load the file (or the files in the directory) into\n");
 420                 BIO_printf(bio_err,"                the random number generator\n");
 421                 BIO_printf(bio_err," -newkey rsa:bits generate a new RSA key of 'bits' in size\n");
 422                 BIO_printf(bio_err," -newkey dsa:file generate a new DSA key, parameters taken from CA in 'file'\n");
 423                 BIO_printf(bio_err," -[digest]      Digest to sign with (md5, sha1, md2, mdc2)\n");
 424                 BIO_printf(bio_err," -config file   request template file.\n");
 425                 BIO_printf(bio_err," -subj arg      set or modify request subject\n");
 426                 BIO_printf(bio_err," -new           new request.\n");
 427                 BIO_printf(bio_err," -batch         do not ask anything during request generation\n");
 428                 BIO_printf(bio_err," -x509          output a x509 structure instead of a cert. req.\n");
 429                 BIO_printf(bio_err," -days          number of days a certificate generated by -x509 is valid for.\n");
 430                 BIO_printf(bio_err," -set_serial    serial number to use for a certificate generated by -x509.\n");
 431                 BIO_printf(bio_err," -newhdr        output \"NEW\" in the header lines\n");
 432                 BIO_printf(bio_err," -asn1-kludge   Output the 'request' in a format that is wrong but some CA's\n");
 433                 BIO_printf(bio_err,"                have been reported as requiring\n");
 434                 BIO_printf(bio_err," -extensions .. specify certificate extension section (override value in config file)\n");
 435                 BIO_printf(bio_err," -reqexts ..    specify request extension section (override value in config file)\n");
 436                 goto end;
 437                 }
 438
 439         ERR_load_crypto_strings();
 440         if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
 441                 BIO_printf(bio_err, "Error getting passwords\n");
 442                 goto end;
 443         }
 444
 445 #ifndef MONOLITH /* else this has happened in openssl.c (global `config') */
 446         /* Lets load up our environment a little */
 447         p=getenv("OPENSSL_CONF");
 448         if (p == NULL)
 449                 p=getenv("SSLEAY_CONF");
 450         if (p == NULL)
 451                 {
 452                 strcpy(config_name,X509_get_default_cert_area());
 453 #ifndef OPENSSL_SYS_VMS
 454                 strcat(config_name,"/");
 455 #endif
 456                 strcat(config_name,OPENSSL_CONF);
 457                 p=config_name;
 458                 }
 459         default_config_file=p;
 460         config=CONF_load(config,p,NULL);
 461 #endif
 462
 463         if (template != NULL)
 464                 {
 465                 long errline;
 466
 467                 BIO_printf(bio_err,"Using configuration from %s\n",template);
 468                 req_conf=CONF_load(NULL,template,&errline);
 469                 if (req_conf == NULL)
 470                         {
 471                         BIO_printf(bio_err,"error on line %ld of %s\n",errline,template);
 472                         goto end;
 473                         }
 474                 }
 475         else
 476                 {
 477                 req_conf=config;
 478                 BIO_printf(bio_err,"Using configuration from %s\n",
 479                         default_config_file);
 480                 if (req_conf == NULL)
 481                         {
 482                         BIO_printf(bio_err,"Unable to load config info\n");
 483                         }
 484                 }
 485
 486         if (req_conf != NULL)
 487                 {
 488                 p=CONF_get_string(req_conf,NULL,"oid_file");
 489                 if (p == NULL)
 490                         ERR_clear_error();
 491                 if (p != NULL)
 492                         {
 493                         BIO *oid_bio;
 494
 495                         oid_bio=BIO_new_file(p,"r");
 496                         if (oid_bio == NULL)
 497                                 {
 498                                 /*
 499                                 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
 500                                 ERR_print_errors(bio_err);
 501                                 */
 502                                 }
 503                         else
 504                                 {
 505                                 OBJ_create_objects(oid_bio);
 506                                 BIO_free(oid_bio);
 507                                 }
 508                         }
 509                 }
 510         if(!add_oid_section(bio_err, req_conf)) goto end;
 511
 512         if (md_alg == NULL)
 513                 {
 514                 p=CONF_get_string(req_conf,SECTION,"default_md");
 515                 if (p == NULL)
 516                         ERR_clear_error();
 517                 if (p != NULL)
 518                         {
 519                         if ((md_alg=EVP_get_digestbyname(p)) != NULL)
 520                                 digest=md_alg;
 521                         }
 522                 }
 523
 524         if (!extensions)
 525                 {
 526                 extensions = CONF_get_string(req_conf, SECTION, V3_EXTENSIONS);
 527                 if (!extensions)
 528                         ERR_clear_error();
 529                 }
 530         if (extensions) {
 531                 /* Check syntax of file */
 532                 X509V3_CTX ctx;
 533                 X509V3_set_ctx_test(&ctx);
 534                 X509V3_set_conf_lhash(&ctx, req_conf);
 535                 if(!X509V3_EXT_add_conf(req_conf, &ctx, extensions, NULL)) {
 536                         BIO_printf(bio_err,
 537                          "Error Loading extension section %s\n", extensions);
 538                         goto end;
 539                 }
 540         }
 541
 542         if(!passin)
 543                 {
 544                 passin = CONF_get_string(req_conf, SECTION, "input_password");
 545                 if (!passin)
 546                         ERR_clear_error();
 547                 }
 548
 549         if(!passout)
 550                 {
 551                 passout = CONF_get_string(req_conf, SECTION, "output_password");
 552                 if (!passout)
 553                         ERR_clear_error();
 554                 }
 555
 556         p = CONF_get_string(req_conf, SECTION, STRING_MASK);
 557         if (!p)
 558                 ERR_clear_error();
 559
 560         if(p && !ASN1_STRING_set_default_mask_asc(p)) {
 561                 BIO_printf(bio_err, "Invalid global string mask setting %s\n", p);
 562                 goto end;
 563         }
 564
 565         if(!req_exts)
 566                 {
 567                 req_exts = CONF_get_string(req_conf, SECTION, REQ_EXTENSIONS);
 568                 if (!req_exts)
 569                         ERR_clear_error();
 570                 }
 571         if(req_exts) {
 572                 /* Check syntax of file */
 573                 X509V3_CTX ctx;
 574                 X509V3_set_ctx_test(&ctx);
 575                 X509V3_set_conf_lhash(&ctx, req_conf);
 576                 if(!X509V3_EXT_add_conf(req_conf, &ctx, req_exts, NULL)) {
 577                         BIO_printf(bio_err,
 578                          "Error Loading request extension section %s\n",
 579                                                                 req_exts);
 580                         goto end;
 581                 }
 582         }
 583
 584         in=BIO_new(BIO_s_file());
 585         out=BIO_new(BIO_s_file());
 586         if ((in == NULL) || (out == NULL))
 587                 goto end;
 588
 589         if (engine != NULL)
 590                 {
 591                 if((e = ENGINE_by_id(engine)) == NULL)
 592                         {
 593                         BIO_printf(bio_err,"invalid engine \"%s\"\n",
 594                                 engine);
 595                         goto end;
 596                         }
 597                 if(!ENGINE_set_default(e, ENGINE_METHOD_ALL))
 598                         {
 599                         BIO_printf(bio_err,"can't use that engine\n");
 600                         goto end;
 601                         }
 602                 BIO_printf(bio_err,"engine \"%s\" set.\n", engine);
 603                 /* Free our "structural" reference. */
 604                 ENGINE_free(e);
 605                 }
 606
 607         if (keyfile != NULL)
 608                 {
 609                 pkey = load_key(bio_err, keyfile, keyform, NULL, e,
 610                         "Private Key");
 611                 if (!pkey)
 612                         {
 613                         /* load_key() has already printed an appropriate
 614                            message */
 615                         goto end;
 616                         }
 617                 if (EVP_PKEY_type(pkey->type) == EVP_PKEY_DSA)
 618                         {
 619                         char *randfile = CONF_get_string(req_conf,SECTION,"RANDFILE");
 620                         if (randfile == NULL)
 621                                 ERR_clear_error();
 622                         app_RAND_load_file(randfile, bio_err, 0);
 623                         }
 624                 }
 625
 626         if (newreq && (pkey == NULL))
 627                 {
 628                 char *randfile = CONF_get_string(req_conf,SECTION,"RANDFILE");
 629                 if (randfile == NULL)
 630                         ERR_clear_error();
 631                 app_RAND_load_file(randfile, bio_err, 0);
 632                 if (inrand)
 633                         app_RAND_load_files(inrand);
 634
 635                 if (newkey <= 0)
 636                         {
 637                         newkey=(int)CONF_get_number(req_conf,SECTION,BITS);
 638                         if (newkey <= 0)
 639                                 newkey=DEFAULT_KEY_LENGTH;
 640                         }
 641
 642                 if (newkey < MIN_KEY_LENGTH)
 643                         {
 644                         BIO_printf(bio_err,"private key length is too short,\n");
 645                         BIO_printf(bio_err,"it needs to be at least %d bits, not %d\n",MIN_KEY_LENGTH,newkey);
 646                         goto end;
 647                         }
 648                 BIO_printf(bio_err,"Generating a %d bit %s private key\n",
 649                         newkey,(pkey_type == TYPE_RSA)?"RSA":"DSA");
 650
 651                 if ((pkey=EVP_PKEY_new()) == NULL) goto end;
 652
 653 #ifndef OPENSSL_NO_RSA
 654                 if (pkey_type == TYPE_RSA)
 655                         {
 656                         if (!EVP_PKEY_assign_RSA(pkey,
 657                                 RSA_generate_key(newkey,0x10001,
 658                                         req_cb,bio_err)))
 659                                 goto end;
 660                         }
 661                 else
 662 #endif
 663 #ifndef OPENSSL_NO_DSA
 664                         if (pkey_type == TYPE_DSA)
 665                         {
 666                         if (!DSA_generate_key(dsa_params)) goto end;
 667                         if (!EVP_PKEY_assign_DSA(pkey,dsa_params)) goto end;
 668                         dsa_params=NULL;
 669                         }
 670 #endif
 671
 672                 app_RAND_write_file(randfile, bio_err);
 673
 674                 if (pkey == NULL) goto end;
 675
 676                 if (keyout == NULL)
 677                         {
 678                         keyout=CONF_get_string(req_conf,SECTION,KEYFILE);
 679                         if (keyout == NULL)
 680                                 ERR_clear_error();
 681                         }
 682
 683                 if (keyout == NULL)
 684                         {
 685                         BIO_printf(bio_err,"writing new private key to stdout\n");
 686                         BIO_set_fp(out,stdout,BIO_NOCLOSE);
 687 #ifdef OPENSSL_SYS_VMS
 688                         {
 689                         BIO *tmpbio = BIO_new(BIO_f_linebuffer());
 690                         out = BIO_push(tmpbio, out);
 691                         }
 692 #endif
 693                         }
 694                 else
 695                         {
 696                         BIO_printf(bio_err,"writing new private key to '%s'\n",keyout);
 697                         if (BIO_write_filename(out,keyout) <= 0)
 698                                 {
 699                                 perror(keyout);
 700                                 goto end;
 701                                 }
 702                         }
 703
 704                 p=CONF_get_string(req_conf,SECTION,"encrypt_rsa_key");
 705                 if (p == NULL)
 706                         {
 707                         ERR_clear_error();
 708                         p=CONF_get_string(req_conf,SECTION,"encrypt_key");
 709                         if (p == NULL)
 710                                 ERR_clear_error();
 711                         }
 712                 if ((p != NULL) && (strcmp(p,"no") == 0))
 713                         cipher=NULL;
 714                 if (nodes) cipher=NULL;
 715
 716                 i=0;
 717 loop:
 718                 if (!PEM_write_bio_PrivateKey(out,pkey,cipher,
 719                         NULL,0,NULL,passout))
 720                         {
 721                         if ((ERR_GET_REASON(ERR_peek_error()) ==
 722                                 PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3))
 723                                 {
 724                                 ERR_clear_error();
 725                                 i++;
 726                                 goto loop;
 727                                 }
 728                         goto end;
 729                         }
 730                 BIO_printf(bio_err,"-----\n");
 731                 }
 732
 733         if (!newreq)
 734                 {
 735                 /* Since we are using a pre-existing certificate
 736                  * request, the kludge 'format' info should not be
 737                  * changed. */
 738                 kludge= -1;
 739                 if (infile == NULL)
 740                         BIO_set_fp(in,stdin,BIO_NOCLOSE);
 741                 else
 742                         {
 743                         if (BIO_read_filename(in,infile) <= 0)
 744                                 {
 745                                 perror(infile);
 746                                 goto end;
 747                                 }
 748                         }
 749
 750                 if      (informat == FORMAT_ASN1)
 751                         req=d2i_X509_REQ_bio(in,NULL);
 752                 else if (informat == FORMAT_PEM)
 753                         req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
 754                 else
 755                         {
 756                         BIO_printf(bio_err,"bad input format specified for X509 request\n");
 757                         goto end;
 758                         }
 759                 if (req == NULL)
 760                         {
 761                         BIO_printf(bio_err,"unable to load X509 request\n");
 762                         goto end;
 763                         }
 764                 }
 765
 766         if (newreq || x509)
 767                 {
 768                 if (pkey == NULL)
 769                         {
 770                         BIO_printf(bio_err,"you need to specify a private key\n");
 771                         goto end;
 772                         }
 773 #ifndef OPENSSL_NO_DSA
 774                 if (pkey->type == EVP_PKEY_DSA)
 775                         digest=EVP_dss1();
 776 #endif
 777                 if (req == NULL)
 778                         {
 779                         req=X509_REQ_new();
 780                         if (req == NULL)
 781                                 {
 782                                 goto end;
 783                                 }
 784
 785                         i=make_REQ(req,pkey,subj,!x509);
 786                         subj=NULL; /* done processing '-subj' option */
 787                         if ((kludge > 0) && !sk_X509_ATTRIBUTE_num(req->req_info->attributes))
 788                                 {
 789                                 sk_X509_ATTRIBUTE_free(req->req_info->attributes);
 790                                 req->req_info->attributes = NULL;
 791                                 }
 792                         if (!i)
 793                                 {
 794                                 BIO_printf(bio_err,"problems making Certificate Request\n");
 795                                 goto end;
 796                                 }
 797                         }
 798                 if (x509)
 799                         {
 800                         EVP_PKEY *tmppkey;
 801                         X509V3_CTX ext_ctx;
 802                         if ((x509ss=X509_new()) == NULL) goto end;
 803
 804                         /* Set version to V3 */
 805                         if(!X509_set_version(x509ss, 2)) goto end;
 806                         if (serial)
 807                                 X509_set_serialNumber(x509ss, serial);
 808                         else
 809                                 ASN1_INTEGER_set(X509_get_serialNumber(x509ss),0L);
 810
 811                         X509_set_issuer_name(x509ss,
 812                                 X509_REQ_get_subject_name(req));
 813                         X509_gmtime_adj(X509_get_notBefore(x509ss),0);
 814                         X509_gmtime_adj(X509_get_notAfter(x509ss),
 815                                 (long)60*60*24*days);
 816                         X509_set_subject_name(x509ss,
 817                                 X509_REQ_get_subject_name(req));
 818                         tmppkey = X509_REQ_get_pubkey(req);
 819                         X509_set_pubkey(x509ss,tmppkey);
 820                         EVP_PKEY_free(tmppkey);
 821
 822                         /* Set up V3 context struct */
 823
 824                         X509V3_set_ctx(&ext_ctx, x509ss, x509ss, NULL, NULL, 0);
 825                         X509V3_set_conf_lhash(&ext_ctx, req_conf);
 826
 827                         /* Add extensions */
 828                         if(extensions && !X509V3_EXT_add_conf(req_conf,
 829                                         &ext_ctx, extensions, x509ss))
 830                                 {
 831                                 BIO_printf(bio_err,
 832                                         "Error Loading extension section %s\n",
 833                                         extensions);
 834                                 goto end;
 835                                 }
 836
 837                         if (!(i=X509_sign(x509ss,pkey,digest)))
 838                                 goto end;
 839                         }
 840                 else
 841                         {
 842                         X509V3_CTX ext_ctx;
 843
 844                         /* Set up V3 context struct */
 845
 846                         X509V3_set_ctx(&ext_ctx, NULL, NULL, req, NULL, 0);
 847                         X509V3_set_conf_lhash(&ext_ctx, req_conf);
 848
 849                         /* Add extensions */
 850                         if(req_exts && !X509V3_EXT_REQ_add_conf(req_conf,
 851                                         &ext_ctx, req_exts, req))
 852                                 {
 853                                 BIO_printf(bio_err,
 854                                         "Error Loading extension section %s\n",
 855                                         req_exts);
 856                                 goto end;
 857                                 }
 858                         if (!(i=X509_REQ_sign(req,pkey,digest)))
 859                                 goto end;
 860                         }
 861                 }
 862
 863         if (subj && x509)
 864                 {
 865                 BIO_printf(bio_err, "Cannot modifiy certificate subject\n");
 866                 goto end;
 867                 }
 868
 869         if (subj && !x509)
 870                 {
 871                 if (verbose)
 872                         {
 873                         BIO_printf(bio_err, "Modifying Request's Subject\n");
 874                         print_name(bio_err, "old subject=", X509_REQ_get_subject_name(req), nmflag);
 875                         }
 876
 877                 if (build_subject(req, subj) == 0)
 878                         {
 879                         BIO_printf(bio_err, "ERROR: cannot modify subject\n");
 880                         ex=1;
 881                         goto end;
 882                         }
 883
 884                 req->req_info->enc.modified = 1;
 885
 886                 if (verbose)
 887                         {
 888                         print_name(bio_err, "new subject=", X509_REQ_get_subject_name(req), nmflag);
 889                         }
 890                 }
 891
 892         if (verify && !x509)
 893                 {
 894                 int tmp=0;
 895
 896                 if (pkey == NULL)
 897                         {
 898                         pkey=X509_REQ_get_pubkey(req);
 899                         tmp=1;
 900                         if (pkey == NULL) goto end;
 901                         }
 902
 903                 i=X509_REQ_verify(req,pkey);
 904                 if (tmp) {
 905                         EVP_PKEY_free(pkey);
 906                         pkey=NULL;
 907                 }
 908
 909                 if (i < 0)
 910                         {
 911                         goto end;
 912                         }
 913                 else if (i == 0)
 914                         {
 915                         BIO_printf(bio_err,"verify failure\n");
 916                         }
 917                 else /* if (i > 0) */
 918                         BIO_printf(bio_err,"verify OK\n");
 919                 }
 920
 921         if (noout && !text && !modulus && !subject)
 922                 {
 923                 ex=0;
 924                 goto end;
 925                 }
 926
 927         if (outfile == NULL)
 928                 {
 929                 BIO_set_fp(out,stdout,BIO_NOCLOSE);
 930 #ifdef OPENSSL_SYS_VMS
 931                 {
 932                 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
 933                 out = BIO_push(tmpbio, out);
 934                 }
 935 #endif
 936                 }
 937         else
 938                 {
 939                 if ((keyout != NULL) && (strcmp(outfile,keyout) == 0))
 940                         i=(int)BIO_append_filename(out,outfile);
 941                 else
 942                         i=(int)BIO_write_filename(out,outfile);
 943                 if (!i)
 944                         {
 945                         perror(outfile);
 946                         goto end;
 947                         }
 948                 }
 949
 950         if (text)
 951                 {
 952                 if (x509)
 953                         X509_print(out,x509ss);
 954                 else
 955                         X509_REQ_print(out,req);
 956                 }
 957
 958         if(subject)
 959                 {
 960                 if(x509)
 961                         print_name(out, "subject=", X509_get_subject_name(x509ss), nmflag);
 962                 else
 963                         print_name(out, "subject=", X509_REQ_get_subject_name(req), nmflag);
 964                 }
 965
 966         if (modulus)
 967                 {
 968                 EVP_PKEY *pubkey;
 969
 970                 if (x509)
 971                         pubkey=X509_get_pubkey(x509ss);
 972                 else
 973                         pubkey=X509_REQ_get_pubkey(req);
 974                 if (pubkey == NULL)
 975                         {
 976                         fprintf(stdout,"Modulus=unavailable\n");
 977                         goto end;
 978                         }
 979                 fprintf(stdout,"Modulus=");
 980 #ifndef OPENSSL_NO_RSA
 981                 if (pubkey->type == EVP_PKEY_RSA)
 982                         BN_print(out,pubkey->pkey.rsa->n);
 983                 else
 984 #endif
 985                         fprintf(stdout,"Wrong Algorithm type");
 986                 fprintf(stdout,"\n");
 987                 }
 988
 989         if (!noout && !x509)
 990                 {
 991                 if      (outformat == FORMAT_ASN1)
 992                         i=i2d_X509_REQ_bio(out,req);
 993                 else if (outformat == FORMAT_PEM) {
 994                         if(newhdr) i=PEM_write_bio_X509_REQ_NEW(out,req);
 995                         else i=PEM_write_bio_X509_REQ(out,req);
 996                 } else {
 997                         BIO_printf(bio_err,"bad output format specified for outfile\n");
 998                         goto end;
 999                         }
1000                 if (!i)
1001                         {
1002                         BIO_printf(bio_err,"unable to write X509 request\n");
1003                         goto end;
1004                         }
1005                 }
1006         if (!noout && x509 && (x509ss != NULL))
1007                 {
1008                 if      (outformat == FORMAT_ASN1)
1009                         i=i2d_X509_bio(out,x509ss);
1010                 else if (outformat == FORMAT_PEM)
1011                         i=PEM_write_bio_X509(out,x509ss);
1012                 else    {
1013                         BIO_printf(bio_err,"bad output format specified for outfile\n");
1014                         goto end;
1015                         }
1016                 if (!i)
1017                         {
1018                         BIO_printf(bio_err,"unable to write X509 certificate\n");
1019                         goto end;
1020                         }
1021                 }
1022         ex=0;
1023 end:
1024         if (ex)
1025                 {
1026                 ERR_print_errors(bio_err);
1027                 }
1028         if ((req_conf != NULL) && (req_conf != config)) CONF_free(req_conf);
1029         BIO_free(in);
1030         BIO_free_all(out);
1031         EVP_PKEY_free(pkey);
1032         X509_REQ_free(req);
1033         X509_free(x509ss);
1034         ASN1_INTEGER_free(serial);
1035         if(passargin && passin) OPENSSL_free(passin);
1036         if(passargout && passout) OPENSSL_free(passout);
1037         OBJ_cleanup();
1038 #ifndef OPENSSL_NO_DSA
1039         if (dsa_params != NULL) DSA_free(dsa_params);
1040 #endif
1041         EXIT(ex);
1042         }
1043
1044 static int make_REQ(X509_REQ *req, EVP_PKEY *pkey, char *subj, int attribs)
1045         {
1046         int ret=0,i;
1047         char no_prompt = 0;
1048         STACK_OF(CONF_VALUE) *dn_sk, *attr_sk = NULL;
1049         char *tmp, *dn_sect,*attr_sect;
1050
1051         tmp=CONF_get_string(req_conf,SECTION,PROMPT);
1052         if (tmp == NULL)
1053                 ERR_clear_error();
1054         if((tmp != NULL) && !strcmp(tmp, "no")) no_prompt = 1;
1055
1056         dn_sect=CONF_get_string(req_conf,SECTION,DISTINGUISHED_NAME);
1057         if (dn_sect == NULL)
1058                 {
1059                 BIO_printf(bio_err,"unable to find '%s' in config\n",
1060                         DISTINGUISHED_NAME);
1061                 goto err;
1062                 }
1063         dn_sk=CONF_get_section(req_conf,dn_sect);
1064         if (dn_sk == NULL)
1065                 {
1066                 BIO_printf(bio_err,"unable to get '%s' section\n",dn_sect);
1067                 goto err;
1068                 }
1069
1070         attr_sect=CONF_get_string(req_conf,SECTION,ATTRIBUTES);
1071         if (attr_sect == NULL)
1072                 {
1073                 ERR_clear_error();
1074                 attr_sk=NULL;
1075                 }
1076         else
1077                 {
1078                 attr_sk=CONF_get_section(req_conf,attr_sect);
1079                 if (attr_sk == NULL)
1080                         {
1081                         BIO_printf(bio_err,"unable to get '%s' section\n",attr_sect);
1082                         goto err;
1083                         }
1084                 }
1085
1086         /* setup version number */
1087         if (!X509_REQ_set_version(req,0L)) goto err; /* version 1 */
1088
1089         if (no_prompt)
1090                 i = auto_info(req, dn_sk, attr_sk, attribs);
1091         else
1092                 {
1093                 if (subj)
1094                         i = build_subject(req, subj);
1095                 else
1096                         i = prompt_info(req, dn_sk, dn_sect, attr_sk, attr_sect, attribs);
1097                 }
1098         if(!i) goto err;
1099
1100         X509_REQ_set_pubkey(req,pkey);
1101
1102         ret=1;
1103 err:
1104         return(ret);
1105         }
1106
1107 static int build_subject(X509_REQ *req, char *subject)
1108         {
1109         X509_NAME *n = NULL;
1110
1111         int i, nid, ne_num=0;
1112
1113         char *ne_name = NULL;
1114         char *ne_value = NULL;
1115
1116         char *tmp = NULL;
1117         char *p[2];
1118
1119         char *str_list[256];
1120
1121         p[0] = ",/";
1122         p[1] = "=";
1123
1124         n = X509_NAME_new();
1125
1126         tmp = strtok(subject, p[0]);
1127         while((tmp != NULL) && (ne_num < (sizeof str_list/sizeof *str_list)))
1128                 {
1129                 char *token = tmp;
1130
1131                 while (token[0] == ' ')
1132                         token++;
1133                 str_list[ne_num] = token;
1134
1135                 tmp = strtok(NULL, p[0]);
1136                 ne_num++;
1137                 }
1138
1139         for(i = 0; i < ne_num; i++)
1140                 {
1141                 ne_name  = strtok(str_list[i], p[1]);
1142                 ne_value = strtok(NULL, p[1]);
1143
1144                 if ((nid=OBJ_txt2nid(ne_name)) == NID_undef)
1145                         {
1146                         BIO_printf(bio_err, "Subject Attribute %s has no known NID, skipped\n", ne_name);
1147                         continue;
1148                         }
1149
1150                 if (ne_value == NULL)
1151                         {
1152                         BIO_printf(bio_err, "No value provided for Subject Attribute %s, skipped\n", ne_name);
1153                         continue;
1154                         }
1155
1156                 if (!X509_NAME_add_entry_by_NID(n, nid, MBSTRING_ASC, (unsigned char*)ne_value, -1,-1,0))
1157                         {
1158                         X509_NAME_free(n);
1159                         return 0;
1160                         }
1161                 }
1162
1163         if (!X509_REQ_set_subject_name(req, n))
1164                 return 0;
1165         X509_NAME_free(n);
1166         return 1;
1167 }
1168
1169
1170 static int prompt_info(X509_REQ *req,
1171                 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
1172                 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs)
1173         {
1174         int i;
1175         char *p,*q;
1176         char buf[100];
1177         int nid,min,max;
1178         char *type,*def,*value;
1179         CONF_VALUE *v;
1180         X509_NAME *subj;
1181         subj = X509_REQ_get_subject_name(req);
1182
1183         if(!batch)
1184                 {
1185                 BIO_printf(bio_err,"You are about to be asked to enter information that will be incorporated\n");
1186                 BIO_printf(bio_err,"into your certificate request.\n");
1187                 BIO_printf(bio_err,"What you are about to enter is what is called a Distinguished Name or a DN.\n");
1188                 BIO_printf(bio_err,"There are quite a few fields but you can leave some blank\n");
1189                 BIO_printf(bio_err,"For some fields there will be a default value,\n");
1190                 BIO_printf(bio_err,"If you enter '.', the field will be left blank.\n");
1191                 BIO_printf(bio_err,"-----\n");
1192                 }
1193
1194
1195         if (sk_CONF_VALUE_num(dn_sk))
1196                 {
1197                 i= -1;
1198 start:          for (;;)
1199                         {
1200                         i++;
1201                         if (sk_CONF_VALUE_num(dn_sk) <= i) break;
1202
1203                         v=sk_CONF_VALUE_value(dn_sk,i);
1204                         p=q=NULL;
1205                         type=v->name;
1206                         if(!check_end(type,"_min") || !check_end(type,"_max") ||
1207                                 !check_end(type,"_default") ||
1208                                          !check_end(type,"_value")) continue;
1209                         /* Skip past any leading X. X: X, etc to allow for
1210                          * multiple instances
1211                          */
1212                         for(p = v->name; *p ; p++)
1213                                 if ((*p == ':') || (*p == ',') ||
1214                                                          (*p == '.')) {
1215                                         p++;
1216                                         if(*p) type = p;
1217                                         break;
1218                                 }
1219                         /* If OBJ not recognised ignore it */
1220                         if ((nid=OBJ_txt2nid(type)) == NID_undef) goto start;
1221                         sprintf(buf,"%s_default",v->name);
1222                         if ((def=CONF_get_string(req_conf,dn_sect,buf)) == NULL)
1223                                 {
1224                                 ERR_clear_error();
1225                                 def="";
1226                                 }
1227
1228                         sprintf(buf,"%s_value",v->name);
1229                         if ((value=CONF_get_string(req_conf,dn_sect,buf)) == NULL)
1230                                 {
1231                                 ERR_clear_error();
1232                                 value=NULL;
1233                                 }
1234
1235                         sprintf(buf,"%s_min",v->name);
1236                         min=(int)CONF_get_number(req_conf,dn_sect,buf);
1237
1238                         sprintf(buf,"%s_max",v->name);
1239                         max=(int)CONF_get_number(req_conf,dn_sect,buf);
1240
1241                         if (!add_DN_object(subj,v->value,def,value,nid,
1242                                 min,max))
1243                                 return 0;
1244                         }
1245                 if (X509_NAME_entry_count(subj) == 0)
1246                         {
1247                         BIO_printf(bio_err,"error, no objects specified in config file\n");
1248                         return 0;
1249                         }
1250
1251                 if (attribs)
1252                         {
1253                         if ((attr_sk != NULL) && (sk_CONF_VALUE_num(attr_sk) > 0) && (!batch))
1254                                 {
1255                                 BIO_printf(bio_err,"\nPlease enter the following 'extra' attributes\n");
1256                                 BIO_printf(bio_err,"to be sent with your certificate request\n");
1257                                 }
1258
1259                         i= -1;
1260 start2:                 for (;;)
1261                                 {
1262                                 i++;
1263                                 if ((attr_sk == NULL) ||
1264                                             (sk_CONF_VALUE_num(attr_sk) <= i))
1265                                         break;
1266
1267                                 v=sk_CONF_VALUE_value(attr_sk,i);
1268                                 type=v->name;
1269                                 if ((nid=OBJ_txt2nid(type)) == NID_undef)
1270                                         goto start2;
1271
1272                                 sprintf(buf,"%s_default",type);
1273                                 if ((def=CONF_get_string(req_conf,attr_sect,buf))
1274                                         == NULL)
1275                                         {
1276                                         ERR_clear_error();
1277                                         def="";
1278                                         }
1279
1280
1281                                 sprintf(buf,"%s_value",type);
1282                                 if ((value=CONF_get_string(req_conf,attr_sect,buf))
1283                                         == NULL)
1284                                         {
1285                                         ERR_clear_error();
1286                                         value=NULL;
1287                                         }
1288
1289                                 sprintf(buf,"%s_min",type);
1290                                 min=(int)CONF_get_number(req_conf,attr_sect,buf);
1291
1292                                 sprintf(buf,"%s_max",type);
1293                                 max=(int)CONF_get_number(req_conf,attr_sect,buf);
1294
1295                                 if (!add_attribute_object(req,
1296                                         v->value,def,value,nid,min,max))
1297                                         return 0;
1298                                 }
1299                         }
1300                 }
1301         else
1302                 {
1303                 BIO_printf(bio_err,"No template, please set one up.\n");
1304                 return 0;
1305                 }
1306
1307         return 1;
1308
1309         }
1310
1311 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *dn_sk,
1312                         STACK_OF(CONF_VALUE) *attr_sk, int attribs)
1313         {
1314         int i;
1315         char *p,*q;
1316         char *type;
1317         CONF_VALUE *v;
1318         X509_NAME *subj;
1319
1320         subj = X509_REQ_get_subject_name(req);
1321
1322         for (i = 0; i < sk_CONF_VALUE_num(dn_sk); i++)
1323                 {
1324                 v=sk_CONF_VALUE_value(dn_sk,i);
1325                 p=q=NULL;
1326                 type=v->name;
1327                 /* Skip past any leading X. X: X, etc to allow for
1328                  * multiple instances
1329                  */
1330                 for(p = v->name; *p ; p++)
1331 #ifndef CHARSET_EBCDIC
1332                         if ((*p == ':') || (*p == ',') || (*p == '.')) {
1333 #else
1334                         if ((*p == os_toascii[':']) || (*p == os_toascii[',']) || (*p == os_toascii['.'])) {
1335 #endif
1336                                 p++;
1337                                 if(*p) type = p;
1338                                 break;
1339                         }
1340                 if (!X509_NAME_add_entry_by_txt(subj,type, MBSTRING_ASC,
1341                                 (unsigned char *) v->value,-1,-1,0)) return 0;
1342
1343                 }
1344
1345                 if (!X509_NAME_entry_count(subj))
1346                         {
1347                         BIO_printf(bio_err,"error, no objects specified in config file\n");
1348                         return 0;
1349                         }
1350                 if (attribs)
1351                         {
1352                         for (i = 0; i < sk_CONF_VALUE_num(attr_sk); i++)
1353                                 {
1354                                 v=sk_CONF_VALUE_value(attr_sk,i);
1355                                 if(!X509_REQ_add1_attr_by_txt(req, v->name, MBSTRING_ASC,
1356                                         (unsigned char *)v->value, -1)) return 0;
1357                                 }
1358                         }
1359         return 1;
1360         }
1361
1362
1363 static int add_DN_object(X509_NAME *n, char *text, char *def, char *value,
1364              int nid, int min, int max)
1365         {
1366         int i,ret=0;
1367         MS_STATIC char buf[1024];
1368 start:
1369         if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1370         (void)BIO_flush(bio_err);
1371         if(value != NULL)
1372                 {
1373                 strcpy(buf,value);
1374                 strcat(buf,"\n");
1375                 BIO_printf(bio_err,"%s\n",value);
1376                 }
1377         else
1378                 {
1379                 buf[0]='\0';
1380                 if (!batch)
1381                         {
1382                         fgets(buf,1024,stdin);
1383                         }
1384                 else
1385                         {
1386                         buf[0] = '\n';
1387                         buf[1] = '\0';
1388                         }
1389                 }
1390
1391         if (buf[0] == '\0') return(0);
1392         else if (buf[0] == '\n')
1393                 {
1394                 if ((def == NULL) || (def[0] == '\0'))
1395                         return(1);
1396                 strcpy(buf,def);
1397                 strcat(buf,"\n");
1398                 }
1399         else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1400
1401         i=strlen(buf);
1402         if (buf[i-1] != '\n')
1403                 {
1404                 BIO_printf(bio_err,"weird input :-(\n");
1405                 return(0);
1406                 }
1407         buf[--i]='\0';
1408 #ifdef CHARSET_EBCDIC
1409         ebcdic2ascii(buf, buf, i);
1410 #endif
1411         if(!req_check_len(i, min, max)) goto start;
1412         if (!X509_NAME_add_entry_by_NID(n,nid, MBSTRING_ASC,
1413                                 (unsigned char *) buf, -1,-1,0)) goto err;
1414         ret=1;
1415 err:
1416         return(ret);
1417         }
1418
1419 static int add_attribute_object(X509_REQ *req, char *text,
1420                                 char *def, char *value, int nid, int min,
1421                                 int max)
1422         {
1423         int i;
1424         static char buf[1024];
1425
1426 start:
1427         if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1428         (void)BIO_flush(bio_err);
1429         if (value != NULL)
1430                 {
1431                 strcpy(buf,value);
1432                 strcat(buf,"\n");
1433                 BIO_printf(bio_err,"%s\n",value);
1434                 }
1435         else
1436                 {
1437                 buf[0]='\0';
1438                 if (!batch)
1439                         {
1440                         fgets(buf,1024,stdin);
1441                         }
1442                 else
1443                         {
1444                         buf[0] = '\n';
1445                         buf[1] = '\0';
1446                         }
1447                 }
1448
1449         if (buf[0] == '\0') return(0);
1450         else if (buf[0] == '\n')
1451                 {
1452                 if ((def == NULL) || (def[0] == '\0'))
1453                         return(1);
1454                 strcpy(buf,def);
1455                 strcat(buf,"\n");
1456                 }
1457         else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1458
1459         i=strlen(buf);
1460         if (buf[i-1] != '\n')
1461                 {
1462                 BIO_printf(bio_err,"weird input :-(\n");
1463                 return(0);
1464                 }
1465         buf[--i]='\0';
1466 #ifdef CHARSET_EBCDIC
1467         ebcdic2ascii(buf, buf, i);
1468 #endif
1469         if(!req_check_len(i, min, max)) goto start;
1470
1471         if(!X509_REQ_add1_attr_by_NID(req, nid, MBSTRING_ASC,
1472                                         (unsigned char *)buf, -1)) {
1473                 BIO_printf(bio_err, "Error adding attribute\n");
1474                 ERR_print_errors(bio_err);
1475                 goto err;
1476         }
1477
1478         return(1);
1479 err:
1480         return(0);
1481         }
1482
1483 #ifndef OPENSSL_NO_RSA
1484 static void MS_CALLBACK req_cb(int p, int n, void *arg)
1485         {
1486         char c='*';
1487
1488         if (p == 0) c='.';
1489         if (p == 1) c='+';
1490         if (p == 2) c='*';
1491         if (p == 3) c='\n';
1492         BIO_write((BIO *)arg,&c,1);
1493         (void)BIO_flush((BIO *)arg);
1494 #ifdef LINT
1495         p=n;
1496 #endif
1497         }
1498 #endif
1499
1500 static int req_check_len(int len, int min, int max)
1501         {
1502         if (len < min)
1503                 {
1504                 BIO_printf(bio_err,"string is too short, it needs to be at least %d bytes long\n",min);
1505                 return(0);
1506                 }
1507         if ((max != 0) && (len > max))
1508                 {
1509                 BIO_printf(bio_err,"string is too long, it needs to be less than  %d bytes long\n",max);
1510                 return(0);
1511                 }
1512         return(1);
1513         }
1514
1515 /* Check if the end of a string matches 'end' */
1516 static int check_end(char *str, char *end)
1517 {
1518         int elen, slen;
1519         char *tmp;
1520         elen = strlen(end);
1521         slen = strlen(str);
1522         if(elen > slen) return 1;
1523         tmp = str + slen - elen;
1524         return strcmp(tmp, end);
1525 }