apps/ca.c

   1 /* apps/ca.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 /* The PPKI stuff has been donated by Jeff Barber <jeffb@issl.atl.hp.com> */
  60
  61 #include <stdio.h>
  62 #include <stdlib.h>
  63 #include <string.h>
  64 #include <sys/types.h>
  65 #include <sys/stat.h>
  66 #include "apps.h"
  67 #include <openssl/conf.h>
  68 #include <openssl/bio.h>
  69 #include <openssl/err.h>
  70 #include <openssl/bn.h>
  71 #include <openssl/txt_db.h>
  72 #include <openssl/evp.h>
  73 #include <openssl/x509.h>
  74 #include <openssl/x509v3.h>
  75 #include <openssl/objects.h>
  76 #include <openssl/pem.h>
  77
  78 #ifndef W_OK
  79 #  ifdef VMS
  80 #    if defined(__DECC)
  81 #      include <unistd.h>
  82 #    else
  83 #      include <unixlib.h>
  84 #    endif
  85 #  else
  86 #    include <sys/file.h>
  87 #  endif
  88 #endif
  89
  90 #ifndef W_OK
  91 #  define F_OK 0
  92 #  define X_OK 1
  93 #  define W_OK 2
  94 #  define R_OK 4
  95 #endif
  96
  97 #undef PROG
  98 #define PROG ca_main
  99
 100 #define BASE_SECTION    "ca"
 101 #define CONFIG_FILE "openssl.cnf"
 102
 103 #define ENV_DEFAULT_CA          "default_ca"
 104
 105 #define ENV_DIR                 "dir"
 106 #define ENV_CERTS               "certs"
 107 #define ENV_CRL_DIR             "crl_dir"
 108 #define ENV_CA_DB               "CA_DB"
 109 #define ENV_NEW_CERTS_DIR       "new_certs_dir"
 110 #define ENV_CERTIFICATE         "certificate"
 111 #define ENV_SERIAL              "serial"
 112 #define ENV_CRL                 "crl"
 113 #define ENV_PRIVATE_KEY         "private_key"
 114 #define ENV_RANDFILE            "RANDFILE"
 115 #define ENV_DEFAULT_DAYS        "default_days"
 116 #define ENV_DEFAULT_STARTDATE   "default_startdate"
 117 #define ENV_DEFAULT_ENDDATE     "default_enddate"
 118 #define ENV_DEFAULT_CRL_DAYS    "default_crl_days"
 119 #define ENV_DEFAULT_CRL_HOURS   "default_crl_hours"
 120 #define ENV_DEFAULT_MD          "default_md"
 121 #define ENV_PRESERVE            "preserve"
 122 #define ENV_POLICY              "policy"
 123 #define ENV_EXTENSIONS          "x509_extensions"
 124 #define ENV_CRLEXT              "crl_extensions"
 125 #define ENV_MSIE_HACK           "msie_hack"
 126
 127 #define ENV_DATABASE            "database"
 128
 129 #define DB_type         0
 130 #define DB_exp_date     1
 131 #define DB_rev_date     2
 132 #define DB_serial       3       /* index - unique */
 133 #define DB_file         4
 134 #define DB_name         5       /* index - unique for active */
 135 #define DB_NUMBER       6
 136
 137 #define DB_TYPE_REV     'R'
 138 #define DB_TYPE_EXP     'E'
 139 #define DB_TYPE_VAL     'V'
 140
 141 static char *ca_usage[]={
 142 "usage: ca args\n",
 143 "\n",
 144 " -verbose        - Talk alot while doing things\n",
 145 " -config file    - A config file\n",
 146 " -name arg       - The particular CA definition to use\n",
 147 " -gencrl         - Generate a new CRL\n",
 148 " -crldays days   - Days is when the next CRL is due\n",
 149 " -crlhours hours - Hours is when the next CRL is due\n",
 150 " -startdate YYMMDDHHMMSSZ  - certificate validity notBefore\n",
 151 " -enddate YYMMDDHHMMSSZ    - certificate validity notAfter (overrides -days)\n",
 152 " -days arg       - number of days to certify the certificate for\n",
 153 " -md arg         - md to use, one of md2, md5, sha or sha1\n",
 154 " -policy arg     - The CA 'policy' to support\n",
 155 " -keyfile arg    - PEM private key file\n",
 156 " -key arg        - key to decode the private key if it is encrypted\n",
 157 " -cert file      - The CA certificate\n",
 158 " -in file        - The input PEM encoded certificate request(s)\n",
 159 " -out file       - Where to put the output file(s)\n",
 160 " -outdir dir     - Where to put output certificates\n",
 161 " -infiles ....   - The last argument, requests to process\n",
 162 " -spkac file     - File contains DN and signed public key and challenge\n",
 163 " -ss_cert file   - File contains a self signed cert to sign\n",
 164 " -preserveDN     - Don't re-order the DN\n",
 165 " -batch          - Don't ask questions\n",
 166 " -msie_hack      - msie modifications to handle all those universal strings\n",
 167 " -revoke file    - Revoke a certificate (given in file)\n",
 168 " -extensions ..  - Extension section (override value in config file)\n",
 169 " -crlexts ..     - CRL extension section (override value in config file)\n",
 170 NULL
 171 };
 172
 173 #ifdef EFENCE
 174 extern int EF_PROTECT_FREE;
 175 extern int EF_PROTECT_BELOW;
 176 extern int EF_ALIGNMENT;
 177 #endif
 178
 179 static int add_oid_section(LHASH *conf);
 180 static void lookup_fail(char *name,char *tag);
 181 static unsigned long index_serial_hash(char **a);
 182 static int index_serial_cmp(char **a, char **b);
 183 static unsigned long index_name_hash(char **a);
 184 static int index_name_qual(char **a);
 185 static int index_name_cmp(char **a,char **b);
 186 static BIGNUM *load_serial(char *serialfile);
 187 static int save_serial(char *serialfile, BIGNUM *serial);
 188 static int certify(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
 189                    const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,TXT_DB *db,
 190                    BIGNUM *serial, char *startdate,char *enddate, int days,
 191                    int batch, char *ext_sect, LHASH *conf,int verbose);
 192 static int certify_cert(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
 193                         const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,
 194                         TXT_DB *db, BIGNUM *serial,char *startdate,
 195                         char *enddate, int days, int batch, char *ext_sect,
 196                         LHASH *conf,int verbose);
 197 static int certify_spkac(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
 198                          const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,
 199                          TXT_DB *db, BIGNUM *serial,char *startdate,
 200                          char *enddate, int days, char *ext_sect,LHASH *conf,
 201                                 int verbose);
 202 static int fix_data(int nid, int *type);
 203 static void write_new_certificate(BIO *bp, X509 *x, int output_der);
 204 static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst,
 205         STACK_OF(CONF_VALUE) *policy, TXT_DB *db, BIGNUM *serial,
 206         char *startdate, char *enddate, int days, int batch, int verbose,
 207         X509_REQ *req, char *ext_sect, LHASH *conf);
 208 static int do_revoke(X509 *x509, TXT_DB *db);
 209 static int check_time_format(char *str);
 210 static LHASH *conf=NULL;
 211 static char *section=NULL;
 212
 213 static int preserve=0;
 214 static int msie_hack=0;
 215
 216 int MAIN(int argc, char **argv)
 217         {
 218         char *key=NULL;
 219         int total=0;
 220         int total_done=0;
 221         int badops=0;
 222         int ret=1;
 223         int req=0;
 224         int verbose=0;
 225         int gencrl=0;
 226         int dorevoke=0;
 227         long crldays=0;
 228         long crlhours=0;
 229         long errorline= -1;
 230         char *configfile=NULL;
 231         char *md=NULL;
 232         char *policy=NULL;
 233         char *keyfile=NULL;
 234         char *certfile=NULL;
 235         char *infile=NULL;
 236         char *spkac_file=NULL;
 237         char *ss_cert_file=NULL;
 238         EVP_PKEY *pkey=NULL;
 239         int output_der = 0;
 240         char *outfile=NULL;
 241         char *outdir=NULL;
 242         char *serialfile=NULL;
 243         char *extensions=NULL;
 244         char *crl_ext=NULL;
 245         BIGNUM *serial=NULL;
 246         char *startdate=NULL;
 247         char *enddate=NULL;
 248         int days=0;
 249         int batch=0;
 250         X509 *x509=NULL;
 251         X509 *x=NULL;
 252         BIO *in=NULL,*out=NULL,*Sout=NULL,*Cout=NULL;
 253         char *dbfile=NULL;
 254         TXT_DB *db=NULL;
 255         X509_CRL *crl=NULL;
 256         X509_CRL_INFO *ci=NULL;
 257         X509_REVOKED *r=NULL;
 258         char **pp,*p,*f;
 259         int i,j;
 260         long l;
 261         const EVP_MD *dgst=NULL;
 262         STACK_OF(CONF_VALUE) *attribs=NULL;
 263         STACK *cert_sk=NULL;
 264         BIO *hex=NULL;
 265 #undef BSIZE
 266 #define BSIZE 256
 267         MS_STATIC char buf[3][BSIZE];
 268         char *randfile=NULL;
 269
 270 #ifdef EFENCE
 271 EF_PROTECT_FREE=1;
 272 EF_PROTECT_BELOW=1;
 273 EF_ALIGNMENT=0;
 274 #endif
 275
 276         apps_startup();
 277
 278         conf = NULL;
 279         key = NULL;
 280         section = NULL;
 281
 282         preserve=0;
 283         msie_hack=0;
 284         if (bio_err == NULL)
 285                 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
 286                         BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
 287
 288         argc--;
 289         argv++;
 290         while (argc >= 1)
 291                 {
 292                 if      (strcmp(*argv,"-verbose") == 0)
 293                         verbose=1;
 294                 else if (strcmp(*argv,"-config") == 0)
 295                         {
 296                         if (--argc < 1) goto bad;
 297                         configfile= *(++argv);
 298                         }
 299                 else if (strcmp(*argv,"-name") == 0)
 300                         {
 301                         if (--argc < 1) goto bad;
 302                         section= *(++argv);
 303                         }
 304                 else if (strcmp(*argv,"-startdate") == 0)
 305                         {
 306                         if (--argc < 1) goto bad;
 307                         startdate= *(++argv);
 308                         }
 309                 else if (strcmp(*argv,"-enddate") == 0)
 310                         {
 311                         if (--argc < 1) goto bad;
 312                         enddate= *(++argv);
 313                         }
 314                 else if (strcmp(*argv,"-days") == 0)
 315                         {
 316                         if (--argc < 1) goto bad;
 317                         days=atoi(*(++argv));
 318                         }
 319                 else if (strcmp(*argv,"-md") == 0)
 320                         {
 321                         if (--argc < 1) goto bad;
 322                         md= *(++argv);
 323                         }
 324                 else if (strcmp(*argv,"-policy") == 0)
 325                         {
 326                         if (--argc < 1) goto bad;
 327                         policy= *(++argv);
 328                         }
 329                 else if (strcmp(*argv,"-keyfile") == 0)
 330                         {
 331                         if (--argc < 1) goto bad;
 332                         keyfile= *(++argv);
 333                         }
 334                 else if (strcmp(*argv,"-key") == 0)
 335                         {
 336                         if (--argc < 1) goto bad;
 337                         key= *(++argv);
 338                         }
 339                 else if (strcmp(*argv,"-cert") == 0)
 340                         {
 341                         if (--argc < 1) goto bad;
 342                         certfile= *(++argv);
 343                         }
 344                 else if (strcmp(*argv,"-in") == 0)
 345                         {
 346                         if (--argc < 1) goto bad;
 347                         infile= *(++argv);
 348                         req=1;
 349                         }
 350                 else if (strcmp(*argv,"-out") == 0)
 351                         {
 352                         if (--argc < 1) goto bad;
 353                         outfile= *(++argv);
 354                         }
 355                 else if (strcmp(*argv,"-outdir") == 0)
 356                         {
 357                         if (--argc < 1) goto bad;
 358                         outdir= *(++argv);
 359                         }
 360                 else if (strcmp(*argv,"-batch") == 0)
 361                         batch=1;
 362                 else if (strcmp(*argv,"-preserveDN") == 0)
 363                         preserve=1;
 364                 else if (strcmp(*argv,"-gencrl") == 0)
 365                         gencrl=1;
 366                 else if (strcmp(*argv,"-msie_hack") == 0)
 367                         msie_hack=1;
 368                 else if (strcmp(*argv,"-crldays") == 0)
 369                         {
 370                         if (--argc < 1) goto bad;
 371                         crldays= atol(*(++argv));
 372                         }
 373                 else if (strcmp(*argv,"-crlhours") == 0)
 374                         {
 375                         if (--argc < 1) goto bad;
 376                         crlhours= atol(*(++argv));
 377                         }
 378                 else if (strcmp(*argv,"-infiles") == 0)
 379                         {
 380                         argc--;
 381                         argv++;
 382                         req=1;
 383                         break;
 384                         }
 385                 else if (strcmp(*argv, "-ss_cert") == 0)
 386                         {
 387                         if (--argc < 1) goto bad;
 388                         ss_cert_file = *(++argv);
 389                         req=1;
 390                         }
 391                 else if (strcmp(*argv, "-spkac") == 0)
 392                         {
 393                         if (--argc < 1) goto bad;
 394                         spkac_file = *(++argv);
 395                         req=1;
 396                         }
 397                 else if (strcmp(*argv,"-revoke") == 0)
 398                         {
 399                         if (--argc < 1) goto bad;
 400                         infile= *(++argv);
 401                         dorevoke=1;
 402                         }
 403                 else if (strcmp(*argv,"-extensions") == 0)
 404                         {
 405                         if (--argc < 1) goto bad;
 406                         extensions= *(++argv);
 407                         }
 408                 else if (strcmp(*argv,"-crlexts") == 0)
 409                         {
 410                         if (--argc < 1) goto bad;
 411                         crl_ext= *(++argv);
 412                         }
 413                 else
 414                         {
 415 bad:
 416                         BIO_printf(bio_err,"unknown option %s\n",*argv);
 417                         badops=1;
 418                         break;
 419                         }
 420                 argc--;
 421                 argv++;
 422                 }
 423
 424         if (badops)
 425                 {
 426                 for (pp=ca_usage; (*pp != NULL); pp++)
 427                         BIO_printf(bio_err,*pp);
 428                 goto err;
 429                 }
 430
 431         ERR_load_crypto_strings();
 432
 433         /*****************************************************************/
 434         if (configfile == NULL) configfile = getenv("OPENSSL_CONF");
 435         if (configfile == NULL) configfile = getenv("SSLEAY_CONF");
 436         if (configfile == NULL)
 437                 {
 438                 /* We will just use 'buf[0]' as a temporary buffer.  */
 439 #ifdef VMS
 440                 strncpy(buf[0],X509_get_default_cert_area(),
 441                         sizeof(buf[0])-1-sizeof(CONFIG_FILE));
 442 #else
 443                 strncpy(buf[0],X509_get_default_cert_area(),
 444                         sizeof(buf[0])-2-sizeof(CONFIG_FILE));
 445                 strcat(buf[0],"/");
 446 #endif
 447                 strcat(buf[0],CONFIG_FILE);
 448                 configfile=buf[0];
 449                 }
 450
 451         BIO_printf(bio_err,"Using configuration from %s\n",configfile);
 452         if ((conf=CONF_load(NULL,configfile,&errorline)) == NULL)
 453                 {
 454                 if (errorline <= 0)
 455                         BIO_printf(bio_err,"error loading the config file '%s'\n",
 456                                 configfile);
 457                 else
 458                         BIO_printf(bio_err,"error on line %ld of config file '%s'\n"
 459                                 ,errorline,configfile);
 460                 goto err;
 461                 }
 462
 463         /* Lets get the config section we are using */
 464         if (section == NULL)
 465                 {
 466                 section=CONF_get_string(conf,BASE_SECTION,ENV_DEFAULT_CA);
 467                 if (section == NULL)
 468                         {
 469                         lookup_fail(BASE_SECTION,ENV_DEFAULT_CA);
 470                         goto err;
 471                         }
 472                 }
 473
 474         if (conf != NULL)
 475                 {
 476                 p=CONF_get_string(conf,NULL,"oid_file");
 477                 if (p != NULL)
 478                         {
 479                         BIO *oid_bio;
 480
 481                         oid_bio=BIO_new_file(p,"r");
 482                         if (oid_bio == NULL)
 483                                 {
 484                                 /*
 485                                 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
 486                                 ERR_print_errors(bio_err);
 487                                 */
 488                                 ERR_clear_error();
 489                                 }
 490                         else
 491                                 {
 492                                 OBJ_create_objects(oid_bio);
 493                                 BIO_free(oid_bio);
 494                                 }
 495                         }
 496                 if(!add_oid_section(conf))
 497                         {
 498                         ERR_print_errors(bio_err);
 499                         goto err;
 500                         }
 501                 }
 502
 503         randfile = CONF_get_string(conf, BASE_SECTION, "RANDFILE");
 504         app_RAND_load_file(randfile, bio_err, 0);
 505
 506         in=BIO_new(BIO_s_file());
 507         out=BIO_new(BIO_s_file());
 508         Sout=BIO_new(BIO_s_file());
 509         Cout=BIO_new(BIO_s_file());
 510         if ((in == NULL) || (out == NULL) || (Sout == NULL) || (Cout == NULL))
 511                 {
 512                 ERR_print_errors(bio_err);
 513                 goto err;
 514                 }
 515
 516         /*****************************************************************/
 517         /* we definitly need an public key, so lets get it */
 518
 519         if ((keyfile == NULL) && ((keyfile=CONF_get_string(conf,
 520                 section,ENV_PRIVATE_KEY)) == NULL))
 521                 {
 522                 lookup_fail(section,ENV_PRIVATE_KEY);
 523                 goto err;
 524                 }
 525         if (BIO_read_filename(in,keyfile) <= 0)
 526                 {
 527                 perror(keyfile);
 528                 BIO_printf(bio_err,"trying to load CA private key\n");
 529                 goto err;
 530                 }
 531         if (key == NULL)
 532                 pkey=PEM_read_bio_PrivateKey(in,NULL,NULL,NULL);
 533         else
 534                 {
 535                 pkey=PEM_read_bio_PrivateKey(in,NULL,key_cb,key);
 536                 memset(key,0,strlen(key));
 537                 }
 538         if (pkey == NULL)
 539                 {
 540                 BIO_printf(bio_err,"unable to load CA private key\n");
 541                 goto err;
 542                 }
 543
 544         /*****************************************************************/
 545         /* we need a certificate */
 546         if ((certfile == NULL) && ((certfile=CONF_get_string(conf,
 547                 section,ENV_CERTIFICATE)) == NULL))
 548                 {
 549                 lookup_fail(section,ENV_CERTIFICATE);
 550                 goto err;
 551                 }
 552         if (BIO_read_filename(in,certfile) <= 0)
 553                 {
 554                 perror(certfile);
 555                 BIO_printf(bio_err,"trying to load CA certificate\n");
 556                 goto err;
 557                 }
 558         x509=PEM_read_bio_X509(in,NULL,NULL,NULL);
 559         if (x509 == NULL)
 560                 {
 561                 BIO_printf(bio_err,"unable to load CA certificate\n");
 562                 goto err;
 563                 }
 564
 565         if (!X509_check_private_key(x509,pkey))
 566                 {
 567                 BIO_printf(bio_err,"CA certificate and CA private key do not match\n");
 568                 goto err;
 569                 }
 570
 571         f=CONF_get_string(conf,BASE_SECTION,ENV_PRESERVE);
 572         if ((f != NULL) && ((*f == 'y') || (*f == 'Y')))
 573                 preserve=1;
 574         f=CONF_get_string(conf,BASE_SECTION,ENV_MSIE_HACK);
 575         if ((f != NULL) && ((*f == 'y') || (*f == 'Y')))
 576                 msie_hack=1;
 577
 578         /*****************************************************************/
 579         /* lookup where to write new certificates */
 580         if ((outdir == NULL) && (req))
 581                 {
 582                 struct stat sb;
 583
 584                 if ((outdir=CONF_get_string(conf,section,ENV_NEW_CERTS_DIR))
 585                         == NULL)
 586                         {
 587                         BIO_printf(bio_err,"there needs to be defined a directory for new certificate to be placed in\n");
 588                         goto err;
 589                         }
 590 #ifdef VMS
 591                 /* For technical reasons, VMS misbehaves with X_OK */
 592                 if (access(outdir,R_OK|W_OK) != 0)
 593 #else
 594                 if (access(outdir,R_OK|W_OK|X_OK) != 0)
 595 #endif
 596                         {
 597                         BIO_printf(bio_err,"I am unable to acces the %s directory\n",outdir);
 598                         perror(outdir);
 599                         goto err;
 600                         }
 601
 602                 if (stat(outdir,&sb) != 0)
 603                         {
 604                         BIO_printf(bio_err,"unable to stat(%s)\n",outdir);
 605                         perror(outdir);
 606                         goto err;
 607                         }
 608 #ifdef S_IFDIR
 609                 if (!(sb.st_mode & S_IFDIR))
 610                         {
 611                         BIO_printf(bio_err,"%s need to be a directory\n",outdir);
 612                         perror(outdir);
 613                         goto err;
 614                         }
 615 #endif
 616                 }
 617
 618         /*****************************************************************/
 619         /* we need to load the database file */
 620         if ((dbfile=CONF_get_string(conf,section,ENV_DATABASE)) == NULL)
 621                 {
 622                 lookup_fail(section,ENV_DATABASE);
 623                 goto err;
 624                 }
 625         if (BIO_read_filename(in,dbfile) <= 0)
 626                 {
 627                 perror(dbfile);
 628                 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
 629                 goto err;
 630                 }
 631         db=TXT_DB_read(in,DB_NUMBER);
 632         if (db == NULL) goto err;
 633
 634         /* Lets check some fields */
 635         for (i=0; i<sk_num(db->data); i++)
 636                 {
 637                 pp=(char **)sk_value(db->data,i);
 638                 if ((pp[DB_type][0] != DB_TYPE_REV) &&
 639                         (pp[DB_rev_date][0] != '\0'))
 640                         {
 641                         BIO_printf(bio_err,"entry %d: not revoked yet, but has a revocation date\n",i+1);
 642                         goto err;
 643                         }
 644                 if ((pp[DB_type][0] == DB_TYPE_REV) &&
 645                         !check_time_format(pp[DB_rev_date]))
 646                         {
 647                         BIO_printf(bio_err,"entry %d: invalid revocation date\n",
 648                                 i+1);
 649                         goto err;
 650                         }
 651                 if (!check_time_format(pp[DB_exp_date]))
 652                         {
 653                         BIO_printf(bio_err,"entry %d: invalid expiry date\n",i+1);
 654                         goto err;
 655                         }
 656                 p=pp[DB_serial];
 657                 j=strlen(p);
 658                 if ((j&1) || (j < 2))
 659                         {
 660                         BIO_printf(bio_err,"entry %d: bad serial number length (%d)\n",i+1,j);
 661                         goto err;
 662                         }
 663                 while (*p)
 664                         {
 665                         if (!(  ((*p >= '0') && (*p <= '9')) ||
 666                                 ((*p >= 'A') && (*p <= 'F')) ||
 667                                 ((*p >= 'a') && (*p <= 'f')))  )
 668                                 {
 669                                 BIO_printf(bio_err,"entry %d: bad serial number characters, char pos %ld, char is '%c'\n",i+1,(long)(p-pp[DB_serial]),*p);
 670                                 goto err;
 671                                 }
 672                         p++;
 673                         }
 674                 }
 675         if (verbose)
 676                 {
 677                 BIO_set_fp(out,stdout,BIO_NOCLOSE|BIO_FP_TEXT); /* cannot fail */
 678                 TXT_DB_write(out,db);
 679                 BIO_printf(bio_err,"%d entries loaded from the database\n",
 680                         db->data->num);
 681                 BIO_printf(bio_err,"generating indexs\n");
 682                 }
 683
 684         if (!TXT_DB_create_index(db,DB_serial,NULL,index_serial_hash,
 685                 index_serial_cmp))
 686                 {
 687                 BIO_printf(bio_err,"error creating serial number index:(%ld,%ld,%ld)\n",db->error,db->arg1,db->arg2);
 688                 goto err;
 689                 }
 690
 691         if (!TXT_DB_create_index(db,DB_name,index_name_qual,index_name_hash,
 692                 index_name_cmp))
 693                 {
 694                 BIO_printf(bio_err,"error creating name index:(%ld,%ld,%ld)\n",
 695                         db->error,db->arg1,db->arg2);
 696                 goto err;
 697                 }
 698
 699         /*****************************************************************/
 700         if (req || gencrl)
 701                 {
 702                 if (outfile != NULL)
 703                         {
 704
 705                         if (BIO_write_filename(Sout,outfile) <= 0)
 706                                 {
 707                                 perror(outfile);
 708                                 goto err;
 709                                 }
 710                         }
 711                 else
 712                         BIO_set_fp(Sout,stdout,BIO_NOCLOSE|BIO_FP_TEXT);
 713                 }
 714
 715         if (req)
 716                 {
 717                 if ((md == NULL) && ((md=CONF_get_string(conf,
 718                         section,ENV_DEFAULT_MD)) == NULL))
 719                         {
 720                         lookup_fail(section,ENV_DEFAULT_MD);
 721                         goto err;
 722                         }
 723                 if ((dgst=EVP_get_digestbyname(md)) == NULL)
 724                         {
 725                         BIO_printf(bio_err,"%s is an unsupported message digest type\n",md);
 726                         goto err;
 727                         }
 728                 if (verbose)
 729                         BIO_printf(bio_err,"message digest is %s\n",
 730                                 OBJ_nid2ln(dgst->type));
 731                 if ((policy == NULL) && ((policy=CONF_get_string(conf,
 732                         section,ENV_POLICY)) == NULL))
 733                         {
 734                         lookup_fail(section,ENV_POLICY);
 735                         goto err;
 736                         }
 737                 if (verbose)
 738                         BIO_printf(bio_err,"policy is %s\n",policy);
 739
 740                 if ((serialfile=CONF_get_string(conf,section,ENV_SERIAL))
 741                         == NULL)
 742                         {
 743                         lookup_fail(section,ENV_SERIAL);
 744                         goto err;
 745                         }
 746                 if(!extensions)
 747                         extensions=CONF_get_string(conf,section,ENV_EXTENSIONS);
 748                 if(extensions) {
 749                         /* Check syntax of file */
 750                         X509V3_CTX ctx;
 751                         X509V3_set_ctx_test(&ctx);
 752                         X509V3_set_conf_lhash(&ctx, conf);
 753                         if(!X509V3_EXT_add_conf(conf, &ctx, extensions, NULL)) {
 754                                 BIO_printf(bio_err,
 755                                  "Error Loading extension section %s\n",
 756                                                                  extensions);
 757                                 ret = 1;
 758                                 goto err;
 759                         }
 760                 }
 761
 762                 if (startdate == NULL)
 763                         {
 764                         startdate=CONF_get_string(conf,section,
 765                                 ENV_DEFAULT_STARTDATE);
 766                         }
 767                 if (startdate && !ASN1_UTCTIME_set_string(NULL,startdate))
 768                         {
 769                         BIO_printf(bio_err,"start date is invalid, it should be YYMMDDHHMMSSZ\n");
 770                         goto err;
 771                         }
 772                 if (startdate == NULL) startdate="today";
 773
 774                 if (enddate == NULL)
 775                         {
 776                         enddate=CONF_get_string(conf,section,
 777                                 ENV_DEFAULT_ENDDATE);
 778                         }
 779                 if (enddate && !ASN1_UTCTIME_set_string(NULL,enddate))
 780                         {
 781                         BIO_printf(bio_err,"end date is invalid, it should be YYMMDDHHMMSSZ\n");
 782                         goto err;
 783                         }
 784
 785                 if (days == 0)
 786                         {
 787                         days=(int)CONF_get_number(conf,section,
 788                                 ENV_DEFAULT_DAYS);
 789                         }
 790                 if (!enddate && (days == 0))
 791                         {
 792                         BIO_printf(bio_err,"cannot lookup how many days to certify for\n");
 793                         goto err;
 794                         }
 795
 796                 if ((serial=load_serial(serialfile)) == NULL)
 797                         {
 798                         BIO_printf(bio_err,"error while loading serial number\n");
 799                         goto err;
 800                         }
 801                 if (verbose)
 802                         {
 803                         if ((f=BN_bn2hex(serial)) == NULL) goto err;
 804                         BIO_printf(bio_err,"next serial number is %s\n",f);
 805                         Free(f);
 806                         }
 807
 808                 if ((attribs=CONF_get_section(conf,policy)) == NULL)
 809                         {
 810                         BIO_printf(bio_err,"unable to find 'section' for %s\n",policy);
 811                         goto err;
 812                         }
 813
 814                 if ((cert_sk=sk_new_null()) == NULL)
 815                         {
 816                         BIO_printf(bio_err,"Malloc failure\n");
 817                         goto err;
 818                         }
 819                 if (spkac_file != NULL)
 820                         {
 821                         total++;
 822                         j=certify_spkac(&x,spkac_file,pkey,x509,dgst,attribs,db,
 823                                 serial,startdate,enddate, days,extensions,conf,
 824                                 verbose);
 825                         if (j < 0) goto err;
 826                         if (j > 0)
 827                                 {
 828                                 total_done++;
 829                                 BIO_printf(bio_err,"\n");
 830                                 if (!BN_add_word(serial,1)) goto err;
 831                                 if (!sk_push(cert_sk,(char *)x))
 832                                         {
 833                                         BIO_printf(bio_err,"Malloc failure\n");
 834                                         goto err;
 835                                         }
 836                                 if (outfile)
 837                                         {
 838                                         output_der = 1;
 839                                         batch = 1;
 840                                         }
 841                                 }
 842                         }
 843                 if (ss_cert_file != NULL)
 844                         {
 845                         total++;
 846                         j=certify_cert(&x,ss_cert_file,pkey,x509,dgst,attribs,
 847                                 db,serial,startdate,enddate,days,batch,
 848                                 extensions,conf,verbose);
 849                         if (j < 0) goto err;
 850                         if (j > 0)
 851                                 {
 852                                 total_done++;
 853                                 BIO_printf(bio_err,"\n");
 854                                 if (!BN_add_word(serial,1)) goto err;
 855                                 if (!sk_push(cert_sk,(char *)x))
 856                                         {
 857                                         BIO_printf(bio_err,"Malloc failure\n");
 858                                         goto err;
 859                                         }
 860                                 }
 861                         }
 862                 if (infile != NULL)
 863                         {
 864                         total++;
 865                         j=certify(&x,infile,pkey,x509,dgst,attribs,db,
 866                                 serial,startdate,enddate,days,batch,
 867                                 extensions,conf,verbose);
 868                         if (j < 0) goto err;
 869                         if (j > 0)
 870                                 {
 871                                 total_done++;
 872                                 BIO_printf(bio_err,"\n");
 873                                 if (!BN_add_word(serial,1)) goto err;
 874                                 if (!sk_push(cert_sk,(char *)x))
 875                                         {
 876                                         BIO_printf(bio_err,"Malloc failure\n");
 877                                         goto err;
 878                                         }
 879                                 }
 880                         }
 881                 for (i=0; i<argc; i++)
 882                         {
 883                         total++;
 884                         j=certify(&x,argv[i],pkey,x509,dgst,attribs,db,
 885                                 serial,startdate,enddate,days,batch,
 886                                 extensions,conf,verbose);
 887                         if (j < 0) goto err;
 888                         if (j > 0)
 889                                 {
 890                                 total_done++;
 891                                 BIO_printf(bio_err,"\n");
 892                                 if (!BN_add_word(serial,1)) goto err;
 893                                 if (!sk_push(cert_sk,(char *)x))
 894                                         {
 895                                         BIO_printf(bio_err,"Malloc failure\n");
 896                                         goto err;
 897                                         }
 898                                 }
 899                         }
 900                 /* we have a stack of newly certified certificates
 901                  * and a data base and serial number that need
 902                  * updating */
 903
 904                 if (sk_num(cert_sk) > 0)
 905                         {
 906                         if (!batch)
 907                                 {
 908                                 BIO_printf(bio_err,"\n%d out of %d certificate requests certified, commit? [y/n]",total_done,total);
 909                                 (void)BIO_flush(bio_err);
 910                                 buf[0][0]='\0';
 911                                 fgets(buf[0],10,stdin);
 912                                 if ((buf[0][0] != 'y') && (buf[0][0] != 'Y'))
 913                                         {
 914                                         BIO_printf(bio_err,"CERTIFICATION CANCELED\n");
 915                                         ret=0;
 916                                         goto err;
 917                                         }
 918                                 }
 919
 920                         BIO_printf(bio_err,"Write out database with %d new entries\n",sk_num(cert_sk));
 921
 922                         strncpy(buf[0],serialfile,BSIZE-4);
 923
 924 #ifdef VMS
 925                         strcat(buf[0],"-new");
 926 #else
 927                         strcat(buf[0],".new");
 928 #endif
 929
 930                         if (!save_serial(buf[0],serial)) goto err;
 931
 932                         strncpy(buf[1],dbfile,BSIZE-4);
 933
 934 #ifdef VMS
 935                         strcat(buf[1],"-new");
 936 #else
 937                         strcat(buf[1],".new");
 938 #endif
 939
 940                         if (BIO_write_filename(out,buf[1]) <= 0)
 941                                 {
 942                                 perror(dbfile);
 943                                 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
 944                                 goto err;
 945                                 }
 946                         l=TXT_DB_write(out,db);
 947                         if (l <= 0) goto err;
 948                         }
 949
 950                 if (verbose)
 951                         BIO_printf(bio_err,"writing new certificates\n");
 952                 for (i=0; i<sk_num(cert_sk); i++)
 953                         {
 954                         int k;
 955                         unsigned char *n;
 956
 957                         x=(X509 *)sk_value(cert_sk,i);
 958
 959                         j=x->cert_info->serialNumber->length;
 960                         p=(char *)x->cert_info->serialNumber->data;
 961
 962                         strncpy(buf[2],outdir,BSIZE-(j*2)-6);
 963
 964 #ifndef VMS
 965                         strcat(buf[2],"/");
 966 #endif
 967
 968                         n=(unsigned char *)&(buf[2][strlen(buf[2])]);
 969                         if (j > 0)
 970                                 {
 971                                 for (k=0; k<j; k++)
 972                                         {
 973                                         sprintf((char *)n,"%02X",(unsigned char)*(p++));
 974                                         n+=2;
 975                                         }
 976                                 }
 977                         else
 978                                 {
 979                                 *(n++)='0';
 980                                 *(n++)='0';
 981                                 }
 982                         *(n++)='.'; *(n++)='p'; *(n++)='e'; *(n++)='m';
 983                         *n='\0';
 984                         if (verbose)
 985                                 BIO_printf(bio_err,"writing %s\n",buf[2]);
 986
 987                         if (BIO_write_filename(Cout,buf[2]) <= 0)
 988                                 {
 989                                 perror(buf[2]);
 990                                 goto err;
 991                                 }
 992                         write_new_certificate(Cout,x, 0);
 993                         write_new_certificate(Sout,x, output_der);
 994                         }
 995
 996                 if (sk_num(cert_sk))
 997                         {
 998                         /* Rename the database and the serial file */
 999                         strncpy(buf[2],serialfile,BSIZE-4);
1000
1001 #ifdef VMS
1002                         strcat(buf[2],"-old");
1003 #else
1004                         strcat(buf[2],".old");
1005 #endif
1006
1007                         BIO_free(in);
1008                         BIO_free(out);
1009                         in=NULL;
1010                         out=NULL;
1011                         if (rename(serialfile,buf[2]) < 0)
1012                                 {
1013                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
1014                                         serialfile,buf[2]);
1015                                 perror("reason");
1016                                 goto err;
1017                                 }
1018                         if (rename(buf[0],serialfile) < 0)
1019                                 {
1020                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
1021                                         buf[0],serialfile);
1022                                 perror("reason");
1023                                 rename(buf[2],serialfile);
1024                                 goto err;
1025                                 }
1026
1027                         strncpy(buf[2],dbfile,BSIZE-4);
1028
1029 #ifdef VMS
1030                         strcat(buf[2],"-old");
1031 #else
1032                         strcat(buf[2],".old");
1033 #endif
1034
1035                         if (rename(dbfile,buf[2]) < 0)
1036                                 {
1037                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
1038                                         dbfile,buf[2]);
1039                                 perror("reason");
1040                                 goto err;
1041                                 }
1042                         if (rename(buf[1],dbfile) < 0)
1043                                 {
1044                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
1045                                         buf[1],dbfile);
1046                                 perror("reason");
1047                                 rename(buf[2],dbfile);
1048                                 goto err;
1049                                 }
1050                         BIO_printf(bio_err,"Data Base Updated\n");
1051                         }
1052                 }
1053
1054         /*****************************************************************/
1055         if (gencrl)
1056                 {
1057                 if(!crl_ext) crl_ext=CONF_get_string(conf,section,ENV_CRLEXT);
1058                 if(crl_ext) {
1059                         /* Check syntax of file */
1060                         X509V3_CTX ctx;
1061                         X509V3_set_ctx_test(&ctx);
1062                         X509V3_set_conf_lhash(&ctx, conf);
1063                         if(!X509V3_EXT_add_conf(conf, &ctx, crl_ext, NULL)) {
1064                                 BIO_printf(bio_err,
1065                                  "Error Loading CRL extension section %s\n",
1066                                                                  crl_ext);
1067                                 ret = 1;
1068                                 goto err;
1069                         }
1070                 }
1071                 if ((hex=BIO_new(BIO_s_mem())) == NULL) goto err;
1072
1073                 if (!crldays && !crlhours)
1074                         {
1075                         crldays=CONF_get_number(conf,section,
1076                                 ENV_DEFAULT_CRL_DAYS);
1077                         crlhours=CONF_get_number(conf,section,
1078                                 ENV_DEFAULT_CRL_HOURS);
1079                         }
1080                 if ((crldays == 0) && (crlhours == 0))
1081                         {
1082                         BIO_printf(bio_err,"cannot lookup how long until the next CRL is issuer\n");
1083                         goto err;
1084                         }
1085
1086                 if (verbose) BIO_printf(bio_err,"making CRL\n");
1087                 if ((crl=X509_CRL_new()) == NULL) goto err;
1088                 ci=crl->crl;
1089                 X509_NAME_free(ci->issuer);
1090                 ci->issuer=X509_NAME_dup(x509->cert_info->subject);
1091                 if (ci->issuer == NULL) goto err;
1092
1093                 X509_gmtime_adj(ci->lastUpdate,0);
1094                 if (ci->nextUpdate == NULL)
1095                         ci->nextUpdate=ASN1_UTCTIME_new();
1096                 X509_gmtime_adj(ci->nextUpdate,(crldays*24+crlhours)*60*60);
1097
1098                 for (i=0; i<sk_num(db->data); i++)
1099                         {
1100                         pp=(char **)sk_value(db->data,i);
1101                         if (pp[DB_type][0] == DB_TYPE_REV)
1102                                 {
1103                                 if ((r=X509_REVOKED_new()) == NULL) goto err;
1104                                 ASN1_STRING_set((ASN1_STRING *)
1105                                         r->revocationDate,
1106                                         (unsigned char *)pp[DB_rev_date],
1107                                         strlen(pp[DB_rev_date]));
1108                                 /* strcpy(r->revocationDate,pp[DB_rev_date]);*/
1109
1110                                 (void)BIO_reset(hex);
1111                                 if (!BIO_puts(hex,pp[DB_serial]))
1112                                         goto err;
1113                                 if (!a2i_ASN1_INTEGER(hex,r->serialNumber,
1114                                         buf[0],BSIZE)) goto err;
1115
1116                                 sk_X509_REVOKED_push(ci->revoked,r);
1117                                 }
1118                         }
1119                 /* sort the data so it will be written in serial
1120                  * number order */
1121                 sk_X509_REVOKED_sort(ci->revoked);
1122                 for (i=0; i<sk_X509_REVOKED_num(ci->revoked); i++)
1123                         {
1124                         r=sk_X509_REVOKED_value(ci->revoked,i);
1125                         r->sequence=i;
1126                         }
1127
1128                 /* we now have a CRL */
1129                 if (verbose) BIO_printf(bio_err,"signing CRL\n");
1130                 if (md != NULL)
1131                         {
1132                         if ((dgst=EVP_get_digestbyname(md)) == NULL)
1133                                 {
1134                                 BIO_printf(bio_err,"%s is an unsupported message digest type\n",md);
1135                                 goto err;
1136                                 }
1137                         }
1138                 else
1139                     {
1140 #ifndef NO_DSA
1141                     if (pkey->type == EVP_PKEY_DSA)
1142                         dgst=EVP_dss1();
1143                     else
1144 #endif
1145                         dgst=EVP_md5();
1146                     }
1147
1148                 /* Add any extensions asked for */
1149
1150                 if(crl_ext) {
1151                     X509V3_CTX crlctx;
1152                     if (ci->version == NULL)
1153                     if ((ci->version=ASN1_INTEGER_new()) == NULL) goto err;
1154                     ASN1_INTEGER_set(ci->version,1); /* version 2 CRL */
1155                     X509V3_set_ctx(&crlctx, x509, NULL, NULL, crl, 0);
1156                     X509V3_set_conf_lhash(&crlctx, conf);
1157
1158                     if(!X509V3_EXT_CRL_add_conf(conf, &crlctx,
1159                                                  crl_ext, crl)) goto err;
1160                 }
1161
1162                 if (!X509_CRL_sign(crl,pkey,dgst)) goto err;
1163
1164                 PEM_write_bio_X509_CRL(Sout,crl);
1165                 }
1166         /*****************************************************************/
1167         if (dorevoke)
1168                 {
1169                 if (infile == NULL)
1170                         {
1171                         BIO_printf(bio_err,"no input files\n");
1172                         goto err;
1173                         }
1174                 else
1175                         {
1176                         X509 *revcert;
1177                         if (BIO_read_filename(in,infile) <= 0)
1178                                 {
1179                                 perror(infile);
1180                                 BIO_printf(bio_err,"error trying to load '%s' certificate\n",infile);
1181                                 goto err;
1182                                 }
1183                         revcert=PEM_read_bio_X509(in,NULL,NULL,NULL);
1184                         if (revcert == NULL)
1185                                 {
1186                                 BIO_printf(bio_err,"unable to load '%s' certificate\n",infile);
1187                                 goto err;
1188                                 }
1189                         j=do_revoke(revcert,db);
1190                         if (j <= 0) goto err;
1191                         X509_free(revcert);
1192
1193                         strncpy(buf[0],dbfile,BSIZE-4);
1194                         strcat(buf[0],".new");
1195                         if (BIO_write_filename(out,buf[0]) <= 0)
1196                                 {
1197                                 perror(dbfile);
1198                                 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
1199                                 goto err;
1200                                 }
1201                         j=TXT_DB_write(out,db);
1202                         if (j <= 0) goto err;
1203                         strncpy(buf[1],dbfile,BSIZE-4);
1204                         strcat(buf[1],".old");
1205                         if (rename(dbfile,buf[1]) < 0)
1206                                 {
1207                                 BIO_printf(bio_err,"unable to rename %s to %s\n", dbfile, buf[1]);
1208                                 perror("reason");
1209                                 goto err;
1210                                 }
1211                         if (rename(buf[0],dbfile) < 0)
1212                                 {
1213                                 BIO_printf(bio_err,"unable to rename %s to %s\n", buf[0],dbfile);
1214                                 perror("reason");
1215                                 rename(buf[1],dbfile);
1216                                 goto err;
1217                                 }
1218                         BIO_printf(bio_err,"Data Base Updated\n");
1219                         }
1220                 }
1221         /*****************************************************************/
1222         ret=0;
1223 err:
1224         BIO_free(hex);
1225         BIO_free(Cout);
1226         BIO_free(Sout);
1227         BIO_free(out);
1228         BIO_free(in);
1229
1230         sk_pop_free(cert_sk,X509_free);
1231
1232         if (ret) ERR_print_errors(bio_err);
1233         app_RAND_write_file(randfile, bio_err);
1234         BN_free(serial);
1235         TXT_DB_free(db);
1236         EVP_PKEY_free(pkey);
1237         X509_free(x509);
1238         X509_CRL_free(crl);
1239         CONF_free(conf);
1240         OBJ_cleanup();
1241         EXIT(ret);
1242         }
1243
1244 static void lookup_fail(char *name, char *tag)
1245         {
1246         BIO_printf(bio_err,"variable lookup failed for %s::%s\n",name,tag);
1247         }
1248
1249 static unsigned long index_serial_hash(char **a)
1250         {
1251         char *n;
1252
1253         n=a[DB_serial];
1254         while (*n == '0') n++;
1255         return(lh_strhash(n));
1256         }
1257
1258 static int index_serial_cmp(char **a, char **b)
1259         {
1260         char *aa,*bb;
1261
1262         for (aa=a[DB_serial]; *aa == '0'; aa++);
1263         for (bb=b[DB_serial]; *bb == '0'; bb++);
1264         return(strcmp(aa,bb));
1265         }
1266
1267 static unsigned long index_name_hash(char **a)
1268         { return(lh_strhash(a[DB_name])); }
1269
1270 static int index_name_qual(char **a)
1271         { return(a[0][0] == 'V'); }
1272
1273 static int index_name_cmp(char **a, char **b)
1274         { return(strcmp(a[DB_name],
1275              b[DB_name])); }
1276
1277 static BIGNUM *load_serial(char *serialfile)
1278         {
1279         BIO *in=NULL;
1280         BIGNUM *ret=NULL;
1281         MS_STATIC char buf[1024];
1282         ASN1_INTEGER *ai=NULL;
1283
1284         if ((in=BIO_new(BIO_s_file())) == NULL)
1285                 {
1286                 ERR_print_errors(bio_err);
1287                 goto err;
1288                 }
1289
1290         if (BIO_read_filename(in,serialfile) <= 0)
1291                 {
1292                 perror(serialfile);
1293                 goto err;
1294                 }
1295         ai=ASN1_INTEGER_new();
1296         if (ai == NULL) goto err;
1297         if (!a2i_ASN1_INTEGER(in,ai,buf,1024))
1298                 {
1299                 BIO_printf(bio_err,"unable to load number from %s\n",
1300                         serialfile);
1301                 goto err;
1302                 }
1303         ret=ASN1_INTEGER_to_BN(ai,NULL);
1304         if (ret == NULL)
1305                 {
1306                 BIO_printf(bio_err,"error converting number from bin to BIGNUM");
1307                 goto err;
1308                 }
1309 err:
1310         if (in != NULL) BIO_free(in);
1311         if (ai != NULL) ASN1_INTEGER_free(ai);
1312         return(ret);
1313         }
1314
1315 static int save_serial(char *serialfile, BIGNUM *serial)
1316         {
1317         BIO *out;
1318         int ret=0;
1319         ASN1_INTEGER *ai=NULL;
1320
1321         out=BIO_new(BIO_s_file());
1322         if (out == NULL)
1323                 {
1324                 ERR_print_errors(bio_err);
1325                 goto err;
1326                 }
1327         if (BIO_write_filename(out,serialfile) <= 0)
1328                 {
1329                 perror(serialfile);
1330                 goto err;
1331                 }
1332
1333         if ((ai=BN_to_ASN1_INTEGER(serial,NULL)) == NULL)
1334                 {
1335                 BIO_printf(bio_err,"error converting serial to ASN.1 format\n");
1336                 goto err;
1337                 }
1338         i2a_ASN1_INTEGER(out,ai);
1339         BIO_puts(out,"\n");
1340         ret=1;
1341 err:
1342         if (out != NULL) BIO_free(out);
1343         if (ai != NULL) ASN1_INTEGER_free(ai);
1344         return(ret);
1345         }
1346
1347 static int certify(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
1348              const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
1349              BIGNUM *serial, char *startdate, char *enddate, int days,
1350              int batch, char *ext_sect, LHASH *lconf, int verbose)
1351         {
1352         X509_REQ *req=NULL;
1353         BIO *in=NULL;
1354         EVP_PKEY *pktmp=NULL;
1355         int ok= -1,i;
1356
1357         in=BIO_new(BIO_s_file());
1358
1359         if (BIO_read_filename(in,infile) <= 0)
1360                 {
1361                 perror(infile);
1362                 goto err;
1363                 }
1364         if ((req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL)) == NULL)
1365                 {
1366                 BIO_printf(bio_err,"Error reading certificate request in %s\n",
1367                         infile);
1368                 goto err;
1369                 }
1370         if (verbose)
1371                 X509_REQ_print(bio_err,req);
1372
1373         BIO_printf(bio_err,"Check that the request matches the signature\n");
1374
1375         if ((pktmp=X509_REQ_get_pubkey(req)) == NULL)
1376                 {
1377                 BIO_printf(bio_err,"error unpacking public key\n");
1378                 goto err;
1379                 }
1380         i=X509_REQ_verify(req,pktmp);
1381         EVP_PKEY_free(pktmp);
1382         if (i < 0)
1383                 {
1384                 ok=0;
1385                 BIO_printf(bio_err,"Signature verification problems....\n");
1386                 goto err;
1387                 }
1388         if (i == 0)
1389                 {
1390                 ok=0;
1391                 BIO_printf(bio_err,"Signature did not match the certificate request\n");
1392                 goto err;
1393                 }
1394         else
1395                 BIO_printf(bio_err,"Signature ok\n");
1396
1397         ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate, enddate,
1398                 days,batch,verbose,req,ext_sect,lconf);
1399
1400 err:
1401         if (req != NULL) X509_REQ_free(req);
1402         if (in != NULL) BIO_free(in);
1403         return(ok);
1404         }
1405
1406 static int certify_cert(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
1407              const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
1408              BIGNUM *serial, char *startdate, char *enddate, int days,
1409              int batch, char *ext_sect, LHASH *lconf, int verbose)
1410         {
1411         X509 *req=NULL;
1412         X509_REQ *rreq=NULL;
1413         BIO *in=NULL;
1414         EVP_PKEY *pktmp=NULL;
1415         int ok= -1,i;
1416
1417         in=BIO_new(BIO_s_file());
1418
1419         if (BIO_read_filename(in,infile) <= 0)
1420                 {
1421                 perror(infile);
1422                 goto err;
1423                 }
1424         if ((req=PEM_read_bio_X509(in,NULL,NULL,NULL)) == NULL)
1425                 {
1426                 BIO_printf(bio_err,"Error reading self signed certificate in %s\n",infile);
1427                 goto err;
1428                 }
1429         if (verbose)
1430                 X509_print(bio_err,req);
1431
1432         BIO_printf(bio_err,"Check that the request matches the signature\n");
1433
1434         if ((pktmp=X509_get_pubkey(req)) == NULL)
1435                 {
1436                 BIO_printf(bio_err,"error unpacking public key\n");
1437                 goto err;
1438                 }
1439         i=X509_verify(req,pktmp);
1440         EVP_PKEY_free(pktmp);
1441         if (i < 0)
1442                 {
1443                 ok=0;
1444                 BIO_printf(bio_err,"Signature verification problems....\n");
1445                 goto err;
1446                 }
1447         if (i == 0)
1448                 {
1449                 ok=0;
1450                 BIO_printf(bio_err,"Signature did not match the certificate\n");
1451                 goto err;
1452                 }
1453         else
1454                 BIO_printf(bio_err,"Signature ok\n");
1455
1456         if ((rreq=X509_to_X509_REQ(req,NULL,EVP_md5())) == NULL)
1457                 goto err;
1458
1459         ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate,enddate,days,
1460                 batch,verbose,rreq,ext_sect,lconf);
1461
1462 err:
1463         if (rreq != NULL) X509_REQ_free(rreq);
1464         if (req != NULL) X509_free(req);
1465         if (in != NULL) BIO_free(in);
1466         return(ok);
1467         }
1468
1469 static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst,
1470              STACK_OF(CONF_VALUE) *policy, TXT_DB *db, BIGNUM *serial,
1471              char *startdate, char *enddate, int days, int batch, int verbose,
1472              X509_REQ *req, char *ext_sect, LHASH *lconf)
1473         {
1474         X509_NAME *name=NULL,*CAname=NULL,*subject=NULL;
1475         ASN1_UTCTIME *tm,*tmptm;
1476         ASN1_STRING *str,*str2;
1477         ASN1_OBJECT *obj;
1478         X509 *ret=NULL;
1479         X509_CINF *ci;
1480         X509_NAME_ENTRY *ne;
1481         X509_NAME_ENTRY *tne,*push;
1482         EVP_PKEY *pktmp;
1483         int ok= -1,i,j,last,nid;
1484         char *p;
1485         CONF_VALUE *cv;
1486         char *row[DB_NUMBER],**rrow,**irow=NULL;
1487         char buf[25],*pbuf;
1488
1489         tmptm=ASN1_UTCTIME_new();
1490         if (tmptm == NULL)
1491                 {
1492                 BIO_printf(bio_err,"malloc error\n");
1493                 return(0);
1494                 }
1495
1496         for (i=0; i<DB_NUMBER; i++)
1497                 row[i]=NULL;
1498
1499         BIO_printf(bio_err,"The Subjects Distinguished Name is as follows\n");
1500         name=X509_REQ_get_subject_name(req);
1501         for (i=0; i<X509_NAME_entry_count(name); i++)
1502                 {
1503                 ne=(X509_NAME_ENTRY *)X509_NAME_get_entry(name,i);
1504                 obj=X509_NAME_ENTRY_get_object(ne);
1505                 j=i2a_ASN1_OBJECT(bio_err,obj);
1506                 str=X509_NAME_ENTRY_get_data(ne);
1507                 pbuf=buf;
1508                 for (j=22-j; j>0; j--)
1509                         *(pbuf++)=' ';
1510                 *(pbuf++)=':';
1511                 *(pbuf++)='\0';
1512                 BIO_puts(bio_err,buf);
1513
1514                 if (msie_hack)
1515                         {
1516                         /* assume all type should be strings */
1517                         nid=OBJ_obj2nid(ne->object);
1518
1519                         if (str->type == V_ASN1_UNIVERSALSTRING)
1520                                 ASN1_UNIVERSALSTRING_to_string(str);
1521
1522                         if ((str->type == V_ASN1_IA5STRING) &&
1523                                 (nid != NID_pkcs9_emailAddress))
1524                                 str->type=V_ASN1_T61STRING;
1525
1526                         if ((nid == NID_pkcs9_emailAddress) &&
1527                                 (str->type == V_ASN1_PRINTABLESTRING))
1528                                 str->type=V_ASN1_IA5STRING;
1529                         }
1530
1531                 if (str->type == V_ASN1_PRINTABLESTRING)
1532                         BIO_printf(bio_err,"PRINTABLE:'");
1533                 else if (str->type == V_ASN1_T61STRING)
1534                         BIO_printf(bio_err,"T61STRING:'");
1535                 else if (str->type == V_ASN1_IA5STRING)
1536                         BIO_printf(bio_err,"IA5STRING:'");
1537                 else if (str->type == V_ASN1_UNIVERSALSTRING)
1538                         BIO_printf(bio_err,"UNIVERSALSTRING:'");
1539                 else
1540                         BIO_printf(bio_err,"ASN.1 %2d:'",str->type);
1541
1542                 /* check some things */
1543                 if ((OBJ_obj2nid(obj) == NID_pkcs9_emailAddress) &&
1544                         (str->type != V_ASN1_IA5STRING))
1545                         {
1546                         BIO_printf(bio_err,"\nemailAddress type needs to be of type IA5STRING\n");
1547                         goto err;
1548                         }
1549                 j=ASN1_PRINTABLE_type(str->data,str->length);
1550                 if (    ((j == V_ASN1_T61STRING) &&
1551                          (str->type != V_ASN1_T61STRING)) ||
1552                         ((j == V_ASN1_IA5STRING) &&
1553                          (str->type == V_ASN1_PRINTABLESTRING)))
1554                         {
1555                         BIO_printf(bio_err,"\nThe string contains characters that are illegal for the ASN.1 type\n");
1556                         goto err;
1557                         }
1558
1559                 p=(char *)str->data;
1560                 for (j=str->length; j>0; j--)
1561                         {
1562                         if ((*p >= ' ') && (*p <= '~'))
1563                                 BIO_printf(bio_err,"%c",*p);
1564                         else if (*p & 0x80)
1565                                 BIO_printf(bio_err,"\\0x%02X",*p);
1566                         else if ((unsigned char)*p == 0xf7)
1567                                 BIO_printf(bio_err,"^?");
1568                         else    BIO_printf(bio_err,"^%c",*p+'@');
1569                         p++;
1570                         }
1571                 BIO_printf(bio_err,"'\n");
1572                 }
1573
1574         /* Ok, now we check the 'policy' stuff. */
1575         if ((subject=X509_NAME_new()) == NULL)
1576                 {
1577                 BIO_printf(bio_err,"Malloc failure\n");
1578                 goto err;
1579                 }
1580
1581         /* take a copy of the issuer name before we mess with it. */
1582         CAname=X509_NAME_dup(x509->cert_info->subject);
1583         if (CAname == NULL) goto err;
1584         str=str2=NULL;
1585
1586         for (i=0; i<sk_CONF_VALUE_num(policy); i++)
1587                 {
1588                 cv=sk_CONF_VALUE_value(policy,i); /* get the object id */
1589                 if ((j=OBJ_txt2nid(cv->name)) == NID_undef)
1590                         {
1591                         BIO_printf(bio_err,"%s:unknown object type in 'policy' configuration\n",cv->name);
1592                         goto err;
1593                         }
1594                 obj=OBJ_nid2obj(j);
1595
1596                 last= -1;
1597                 for (;;)
1598                         {
1599                         /* lookup the object in the supplied name list */
1600                         j=X509_NAME_get_index_by_OBJ(name,obj,last);
1601                         if (j < 0)
1602                                 {
1603                                 if (last != -1) break;
1604                                 tne=NULL;
1605                                 }
1606                         else
1607                                 {
1608                                 tne=X509_NAME_get_entry(name,j);
1609                                 }
1610                         last=j;
1611
1612                         /* depending on the 'policy', decide what to do. */
1613                         push=NULL;
1614                         if (strcmp(cv->value,"optional") == 0)
1615                                 {
1616                                 if (tne != NULL)
1617                                         push=tne;
1618                                 }
1619                         else if (strcmp(cv->value,"supplied") == 0)
1620                                 {
1621                                 if (tne == NULL)
1622                                         {
1623                                         BIO_printf(bio_err,"The %s field needed to be supplied and was missing\n",cv->name);
1624                                         goto err;
1625                                         }
1626                                 else
1627                                         push=tne;
1628                                 }
1629                         else if (strcmp(cv->value,"match") == 0)
1630                                 {
1631                                 int last2;
1632
1633                                 if (tne == NULL)
1634                                         {
1635                                         BIO_printf(bio_err,"The mandatory %s field was missing\n",cv->name);
1636                                         goto err;
1637                                         }
1638
1639                                 last2= -1;
1640
1641 again2:
1642                                 j=X509_NAME_get_index_by_OBJ(CAname,obj,last2);
1643                                 if ((j < 0) && (last2 == -1))
1644                                         {
1645                                         BIO_printf(bio_err,"The %s field does not exist in the CA certificate,\nthe 'policy' is misconfigured\n",cv->name);
1646                                         goto err;
1647                                         }
1648                                 if (j >= 0)
1649                                         {
1650                                         push=X509_NAME_get_entry(CAname,j);
1651                                         str=X509_NAME_ENTRY_get_data(tne);
1652                                         str2=X509_NAME_ENTRY_get_data(push);
1653                                         last2=j;
1654                                         if (ASN1_STRING_cmp(str,str2) != 0)
1655                                                 goto again2;
1656                                         }
1657                                 if (j < 0)
1658                                         {
1659                                         BIO_printf(bio_err,"The %s field needed to be the same in the\nCA certificate (%s) and the request (%s)\n",cv->name,((str == NULL)?"NULL":(char *)str->data),((str2 == NULL)?"NULL":(char *)str2->data));
1660                                         goto err;
1661                                         }
1662                                 }
1663                         else
1664                                 {
1665                                 BIO_printf(bio_err,"%s:invalid type in 'policy' configuration\n",cv->value);
1666                                 goto err;
1667                                 }
1668
1669                         if (push != NULL)
1670                                 {
1671                                 if (!X509_NAME_add_entry(subject,push, -1, 0))
1672                                         {
1673                                         if (push != NULL)
1674                                                 X509_NAME_ENTRY_free(push);
1675                                         BIO_printf(bio_err,"Malloc failure\n");
1676                                         goto err;
1677                                         }
1678                                 }
1679                         if (j < 0) break;
1680                         }
1681                 }
1682
1683         if (preserve)
1684                 {
1685                 X509_NAME_free(subject);
1686                 subject=X509_NAME_dup(X509_REQ_get_subject_name(req));
1687                 if (subject == NULL) goto err;
1688                 }
1689
1690         if (verbose)
1691                 BIO_printf(bio_err,"The subject name apears to be ok, checking data base for clashes\n");
1692
1693         row[DB_name]=X509_NAME_oneline(subject,NULL,0);
1694         row[DB_serial]=BN_bn2hex(serial);
1695         if ((row[DB_name] == NULL) || (row[DB_serial] == NULL))
1696                 {
1697                 BIO_printf(bio_err,"Malloc failure\n");
1698                 goto err;
1699                 }
1700
1701         rrow=TXT_DB_get_by_index(db,DB_name,row);
1702         if (rrow != NULL)
1703                 {
1704                 BIO_printf(bio_err,"ERROR:There is already a certificate for %s\n",
1705                         row[DB_name]);
1706                 }
1707         else
1708                 {
1709                 rrow=TXT_DB_get_by_index(db,DB_serial,row);
1710                 if (rrow != NULL)
1711                         {
1712                         BIO_printf(bio_err,"ERROR:Serial number %s has already been issued,\n",
1713                                 row[DB_serial]);
1714                         BIO_printf(bio_err,"      check the database/serial_file for corruption\n");
1715                         }
1716                 }
1717
1718         if (rrow != NULL)
1719                 {
1720                 BIO_printf(bio_err,
1721                         "The matching entry has the following details\n");
1722                 if (rrow[DB_type][0] == 'E')
1723                         p="Expired";
1724                 else if (rrow[DB_type][0] == 'R')
1725                         p="Revoked";
1726                 else if (rrow[DB_type][0] == 'V')
1727                         p="Valid";
1728                 else
1729                         p="\ninvalid type, Data base error\n";
1730                 BIO_printf(bio_err,"Type          :%s\n",p);;
1731                 if (rrow[DB_type][0] == 'R')
1732                         {
1733                         p=rrow[DB_exp_date]; if (p == NULL) p="undef";
1734                         BIO_printf(bio_err,"Was revoked on:%s\n",p);
1735                         }
1736                 p=rrow[DB_exp_date]; if (p == NULL) p="undef";
1737                 BIO_printf(bio_err,"Expires on    :%s\n",p);
1738                 p=rrow[DB_serial]; if (p == NULL) p="undef";
1739                 BIO_printf(bio_err,"Serial Number :%s\n",p);
1740                 p=rrow[DB_file]; if (p == NULL) p="undef";
1741                 BIO_printf(bio_err,"File name     :%s\n",p);
1742                 p=rrow[DB_name]; if (p == NULL) p="undef";
1743                 BIO_printf(bio_err,"Subject Name  :%s\n",p);
1744                 ok= -1; /* This is now a 'bad' error. */
1745                 goto err;
1746                 }
1747
1748         /* We are now totaly happy, lets make and sign the certificate */
1749         if (verbose)
1750                 BIO_printf(bio_err,"Everything appears to be ok, creating and signing the certificate\n");
1751
1752         if ((ret=X509_new()) == NULL) goto err;
1753         ci=ret->cert_info;
1754
1755 #ifdef X509_V3
1756         /* Make it an X509 v3 certificate. */
1757         if (!X509_set_version(x509,2)) goto err;
1758 #endif
1759
1760         if (BN_to_ASN1_INTEGER(serial,ci->serialNumber) == NULL)
1761                 goto err;
1762         if (!X509_set_issuer_name(ret,X509_get_subject_name(x509)))
1763                 goto err;
1764
1765         BIO_printf(bio_err,"Certificate is to be certified until ");
1766         if (strcmp(startdate,"today") == 0)
1767                 X509_gmtime_adj(X509_get_notBefore(ret),0);
1768         else ASN1_UTCTIME_set_string(X509_get_notBefore(ret),startdate);
1769
1770         if (enddate == NULL)
1771                 X509_gmtime_adj(X509_get_notAfter(ret),(long)60*60*24*days);
1772         else ASN1_UTCTIME_set_string(X509_get_notAfter(ret),enddate);
1773
1774         ASN1_UTCTIME_print(bio_err,X509_get_notAfter(ret));
1775         if(days) BIO_printf(bio_err," (%d days)",days);
1776         BIO_printf(bio_err, "\n");
1777
1778         if (!X509_set_subject_name(ret,subject)) goto err;
1779
1780         pktmp=X509_REQ_get_pubkey(req);
1781         i = X509_set_pubkey(ret,pktmp);
1782         EVP_PKEY_free(pktmp);
1783         if (!i) goto err;
1784
1785         /* Lets add the extensions, if there are any */
1786         if (ext_sect)
1787                 {
1788                 X509V3_CTX ctx;
1789                 if (ci->version == NULL)
1790                         if ((ci->version=ASN1_INTEGER_new()) == NULL)
1791                                 goto err;
1792                 ASN1_INTEGER_set(ci->version,2); /* version 3 certificate */
1793
1794                 /* Free the current entries if any, there should not
1795                  * be any I belive */
1796                 if (ci->extensions != NULL)
1797                         sk_X509_EXTENSION_pop_free(ci->extensions,
1798                                                    X509_EXTENSION_free);
1799
1800                 ci->extensions = NULL;
1801
1802                 X509V3_set_ctx(&ctx, x509, ret, req, NULL, 0);
1803                 X509V3_set_conf_lhash(&ctx, lconf);
1804
1805                 if(!X509V3_EXT_add_conf(lconf, &ctx, ext_sect, ret)) goto err;
1806
1807                 }
1808
1809
1810         if (!batch)
1811                 {
1812                 BIO_printf(bio_err,"Sign the certificate? [y/n]:");
1813                 (void)BIO_flush(bio_err);
1814                 buf[0]='\0';
1815                 fgets(buf,sizeof(buf)-1,stdin);
1816                 if (!((buf[0] == 'y') || (buf[0] == 'Y')))
1817                         {
1818                         BIO_printf(bio_err,"CERTIFICATE WILL NOT BE CERTIFIED\n");
1819                         ok=0;
1820                         goto err;
1821                         }
1822                 }
1823
1824
1825 #ifndef NO_DSA
1826         if (pkey->type == EVP_PKEY_DSA) dgst=EVP_dss1();
1827         pktmp=X509_get_pubkey(ret);
1828         if (EVP_PKEY_missing_parameters(pktmp) &&
1829                 !EVP_PKEY_missing_parameters(pkey))
1830                 EVP_PKEY_copy_parameters(pktmp,pkey);
1831         EVP_PKEY_free(pktmp);
1832 #endif
1833
1834         if (!X509_sign(ret,pkey,dgst))
1835                 goto err;
1836
1837         /* We now just add it to the database */
1838         row[DB_type]=(char *)Malloc(2);
1839
1840         tm=X509_get_notAfter(ret);
1841         row[DB_exp_date]=(char *)Malloc(tm->length+1);
1842         memcpy(row[DB_exp_date],tm->data,tm->length);
1843         row[DB_exp_date][tm->length]='\0';
1844
1845         row[DB_rev_date]=NULL;
1846
1847         /* row[DB_serial] done already */
1848         row[DB_file]=(char *)Malloc(8);
1849         /* row[DB_name] done already */
1850
1851         if ((row[DB_type] == NULL) || (row[DB_exp_date] == NULL) ||
1852                 (row[DB_file] == NULL))
1853                 {
1854                 BIO_printf(bio_err,"Malloc failure\n");
1855                 goto err;
1856                 }
1857         strcpy(row[DB_file],"unknown");
1858         row[DB_type][0]='V';
1859         row[DB_type][1]='\0';
1860
1861         if ((irow=(char **)Malloc(sizeof(char *)*(DB_NUMBER+1))) == NULL)
1862                 {
1863                 BIO_printf(bio_err,"Malloc failure\n");
1864                 goto err;
1865                 }
1866
1867         for (i=0; i<DB_NUMBER; i++)
1868                 {
1869                 irow[i]=row[i];
1870                 row[i]=NULL;
1871                 }
1872         irow[DB_NUMBER]=NULL;
1873
1874         if (!TXT_DB_insert(db,irow))
1875                 {
1876                 BIO_printf(bio_err,"failed to update database\n");
1877                 BIO_printf(bio_err,"TXT_DB error number %ld\n",db->error);
1878                 goto err;
1879                 }
1880         ok=1;
1881 err:
1882         for (i=0; i<DB_NUMBER; i++)
1883                 if (row[i] != NULL) Free(row[i]);
1884
1885         if (CAname != NULL)
1886                 X509_NAME_free(CAname);
1887         if (subject != NULL)
1888                 X509_NAME_free(subject);
1889         if (tmptm != NULL)
1890                 ASN1_UTCTIME_free(tmptm);
1891         if (ok <= 0)
1892                 {
1893                 if (ret != NULL) X509_free(ret);
1894                 ret=NULL;
1895                 }
1896         else
1897                 *xret=ret;
1898         return(ok);
1899         }
1900
1901 static void write_new_certificate(BIO *bp, X509 *x, int output_der)
1902         {
1903         char *f;
1904         char buf[256];
1905
1906         if (output_der)
1907                 {
1908                 (void)i2d_X509_bio(bp,x);
1909                 return;
1910                 }
1911
1912         f=X509_NAME_oneline(X509_get_issuer_name(x),buf,256);
1913         BIO_printf(bp,"issuer :%s\n",f);
1914
1915         f=X509_NAME_oneline(X509_get_subject_name(x),buf,256);
1916         BIO_printf(bp,"subject:%s\n",f);
1917
1918         BIO_puts(bp,"serial :");
1919         i2a_ASN1_INTEGER(bp,x->cert_info->serialNumber);
1920         BIO_puts(bp,"\n\n");
1921         X509_print(bp,x);
1922         BIO_puts(bp,"\n");
1923         PEM_write_bio_X509(bp,x);
1924         BIO_puts(bp,"\n");
1925         }
1926
1927 static int certify_spkac(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
1928              const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
1929              BIGNUM *serial, char *startdate, char *enddate, int days,
1930              char *ext_sect, LHASH *lconf, int verbose)
1931         {
1932         STACK_OF(CONF_VALUE) *sk=NULL;
1933         LHASH *parms=NULL;
1934         X509_REQ *req=NULL;
1935         CONF_VALUE *cv=NULL;
1936         NETSCAPE_SPKI *spki = NULL;
1937         X509_REQ_INFO *ri;
1938         char *type,*buf;
1939         EVP_PKEY *pktmp=NULL;
1940         X509_NAME *n=NULL;
1941         X509_NAME_ENTRY *ne=NULL;
1942         int ok= -1,i,j;
1943         long errline;
1944         int nid;
1945
1946         /*
1947          * Load input file into a hash table.  (This is just an easy
1948          * way to read and parse the file, then put it into a convenient
1949          * STACK format).
1950          */
1951         parms=CONF_load(NULL,infile,&errline);
1952         if (parms == NULL)
1953                 {
1954                 BIO_printf(bio_err,"error on line %ld of %s\n",errline,infile);
1955                 ERR_print_errors(bio_err);
1956                 goto err;
1957                 }
1958
1959         sk=CONF_get_section(parms, "default");
1960         if (sk_CONF_VALUE_num(sk) == 0)
1961                 {
1962                 BIO_printf(bio_err, "no name/value pairs found in %s\n", infile);
1963                 CONF_free(parms);
1964                 goto err;
1965                 }
1966
1967         /*
1968          * Now create a dummy X509 request structure.  We don't actually
1969          * have an X509 request, but we have many of the components
1970          * (a public key, various DN components).  The idea is that we
1971          * put these components into the right X509 request structure
1972          * and we can use the same code as if you had a real X509 request.
1973          */
1974         req=X509_REQ_new();
1975         if (req == NULL)
1976                 {
1977                 ERR_print_errors(bio_err);
1978                 goto err;
1979                 }
1980
1981         /*
1982          * Build up the subject name set.
1983          */
1984         ri=req->req_info;
1985         n = ri->subject;
1986
1987         for (i = 0; ; i++)
1988                 {
1989                 if (sk_CONF_VALUE_num(sk) <= i) break;
1990
1991                 cv=sk_CONF_VALUE_value(sk,i);
1992                 type=cv->name;
1993                 /* Skip past any leading X. X: X, etc to allow for
1994                  * multiple instances
1995                  */
1996                 for(buf = cv->name; *buf ; buf++)
1997                         if ((*buf == ':') || (*buf == ',') || (*buf == '.')) {
1998                                         buf++;
1999                                         if(*buf) type = buf;
2000                                         break;
2001                 }
2002
2003                 buf=cv->value;
2004                 if ((nid=OBJ_txt2nid(type)) == NID_undef)
2005                         {
2006                         if (strcmp(type, "SPKAC") == 0)
2007                                 {
2008                                 spki = NETSCAPE_SPKI_b64_decode(cv->value, -1);
2009                                 if (spki == NULL)
2010                                         {
2011                                         BIO_printf(bio_err,"unable to load Netscape SPKAC structure\n");
2012                                         ERR_print_errors(bio_err);
2013                                         goto err;
2014                                         }
2015                                 }
2016                         continue;
2017                         }
2018
2019                 j=ASN1_PRINTABLE_type((unsigned char *)buf,-1);
2020                 if (fix_data(nid, &j) == 0)
2021                         {
2022                         BIO_printf(bio_err,
2023                                 "invalid characters in string %s\n",buf);
2024                         goto err;
2025                         }
2026
2027                 if ((ne=X509_NAME_ENTRY_create_by_NID(&ne,nid,j,
2028                         (unsigned char *)buf,
2029                         strlen(buf))) == NULL)
2030                         goto err;
2031
2032                 if (!X509_NAME_add_entry(n,ne,-1, 0)) goto err;
2033                 }
2034         if (spki == NULL)
2035                 {
2036                 BIO_printf(bio_err,"Netscape SPKAC structure not found in %s\n",
2037                         infile);
2038                 goto err;
2039                 }
2040
2041         /*
2042          * Now extract the key from the SPKI structure.
2043          */
2044
2045         BIO_printf(bio_err,"Check that the SPKAC request matches the signature\n");
2046
2047         if ((pktmp=NETSCAPE_SPKI_get_pubkey(spki)) == NULL)
2048                 {
2049                 BIO_printf(bio_err,"error unpacking SPKAC public key\n");
2050                 goto err;
2051                 }
2052
2053         j = NETSCAPE_SPKI_verify(spki, pktmp);
2054         if (j <= 0)
2055                 {
2056                 BIO_printf(bio_err,"signature verification failed on SPKAC public key\n");
2057                 goto err;
2058                 }
2059         BIO_printf(bio_err,"Signature ok\n");
2060
2061         X509_REQ_set_pubkey(req,pktmp);
2062         EVP_PKEY_free(pktmp);
2063         ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate,enddate,
2064                    days,1,verbose,req,ext_sect,lconf);
2065 err:
2066         if (req != NULL) X509_REQ_free(req);
2067         if (parms != NULL) CONF_free(parms);
2068         if (spki != NULL) NETSCAPE_SPKI_free(spki);
2069         if (ne != NULL) X509_NAME_ENTRY_free(ne);
2070
2071         return(ok);
2072         }
2073
2074 static int fix_data(int nid, int *type)
2075         {
2076         if (nid == NID_pkcs9_emailAddress)
2077                 *type=V_ASN1_IA5STRING;
2078         if ((nid == NID_commonName) && (*type == V_ASN1_IA5STRING))
2079                 *type=V_ASN1_T61STRING;
2080         if ((nid == NID_pkcs9_challengePassword) && (*type == V_ASN1_IA5STRING))
2081                 *type=V_ASN1_T61STRING;
2082         if ((nid == NID_pkcs9_unstructuredName) && (*type == V_ASN1_T61STRING))
2083                 return(0);
2084         if (nid == NID_pkcs9_unstructuredName)
2085                 *type=V_ASN1_IA5STRING;
2086         return(1);
2087         }
2088
2089 static int check_time_format(char *str)
2090         {
2091         ASN1_UTCTIME tm;
2092
2093         tm.data=(unsigned char *)str;
2094         tm.length=strlen(str);
2095         tm.type=V_ASN1_UTCTIME;
2096         return(ASN1_UTCTIME_check(&tm));
2097         }
2098
2099 static int add_oid_section(LHASH *hconf)
2100 {
2101         char *p;
2102         STACK_OF(CONF_VALUE) *sktmp;
2103         CONF_VALUE *cnf;
2104         int i;
2105         if(!(p=CONF_get_string(hconf,NULL,"oid_section"))) return 1;
2106         if(!(sktmp = CONF_get_section(hconf, p))) {
2107                 BIO_printf(bio_err, "problem loading oid section %s\n", p);
2108                 return 0;
2109         }
2110         for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
2111                 cnf = sk_CONF_VALUE_value(sktmp, i);
2112                 if(OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
2113                         BIO_printf(bio_err, "problem creating object %s=%s\n",
2114                                                          cnf->name, cnf->value);
2115                         return 0;
2116                 }
2117         }
2118         return 1;
2119 }
2120
2121 static int do_revoke(X509 *x509, TXT_DB *db)
2122 {
2123         ASN1_UTCTIME *tm=NULL, *revtm=NULL;
2124         char *row[DB_NUMBER],**rrow,**irow;
2125         BIGNUM *bn = NULL;
2126         int ok=-1,i;
2127
2128         for (i=0; i<DB_NUMBER; i++)
2129                 row[i]=NULL;
2130         row[DB_name]=X509_NAME_oneline(X509_get_subject_name(x509),NULL,0);
2131         bn = ASN1_INTEGER_to_BN(X509_get_serialNumber(x509),NULL);
2132         row[DB_serial]=BN_bn2hex(bn);
2133         BN_free(bn);
2134         if ((row[DB_name] == NULL) || (row[DB_serial] == NULL))
2135                 {
2136                 BIO_printf(bio_err,"Malloc failure\n");
2137                 goto err;
2138                 }
2139         /* We have to lookup by serial number because name lookup
2140          * skips revoked certs
2141          */
2142         rrow=TXT_DB_get_by_index(db,DB_serial,row);
2143         if (rrow == NULL)
2144                 {
2145                 BIO_printf(bio_err,"Adding Entry to DB for %s\n", row[DB_name]);
2146
2147                 /* We now just add it to the database */
2148                 row[DB_type]=(char *)Malloc(2);
2149
2150                 tm=X509_get_notAfter(x509);
2151                 row[DB_exp_date]=(char *)Malloc(tm->length+1);
2152                 memcpy(row[DB_exp_date],tm->data,tm->length);
2153                 row[DB_exp_date][tm->length]='\0';
2154
2155                 row[DB_rev_date]=NULL;
2156
2157                 /* row[DB_serial] done already */
2158                 row[DB_file]=(char *)Malloc(8);
2159
2160                 /* row[DB_name] done already */
2161
2162                 if ((row[DB_type] == NULL) || (row[DB_exp_date] == NULL) ||
2163                         (row[DB_file] == NULL))
2164                         {
2165                         BIO_printf(bio_err,"Malloc failure\n");
2166                         goto err;
2167                         }
2168                 strcpy(row[DB_file],"unknown");
2169                 row[DB_type][0]='V';
2170                 row[DB_type][1]='\0';
2171
2172                 if ((irow=(char **)Malloc(sizeof(char *)*(DB_NUMBER+1))) == NULL)
2173                         {
2174                         BIO_printf(bio_err,"Malloc failure\n");
2175                         goto err;
2176                         }
2177
2178                 for (i=0; i<DB_NUMBER; i++)
2179                         {
2180                         irow[i]=row[i];
2181                         row[i]=NULL;
2182                         }
2183                 irow[DB_NUMBER]=NULL;
2184
2185                 if (!TXT_DB_insert(db,irow))
2186                         {
2187                         BIO_printf(bio_err,"failed to update database\n");
2188                         BIO_printf(bio_err,"TXT_DB error number %ld\n",db->error);
2189                         goto err;
2190                         }
2191
2192                 /* Revoke Certificate */
2193                 ok = do_revoke(x509,db);
2194
2195                 goto err;
2196
2197                 }
2198         else if (index_name_cmp(row,rrow))
2199                 {
2200                 BIO_printf(bio_err,"ERROR:name does not match %s\n",
2201                            row[DB_name]);
2202                 goto err;
2203                 }
2204         else if (rrow[DB_type][0]=='R')
2205                 {
2206                 BIO_printf(bio_err,"ERROR:Already revoked, serial number %s\n",
2207                            row[DB_serial]);
2208                 goto err;
2209                 }
2210         else
2211                 {
2212                 BIO_printf(bio_err,"Revoking Certificate %s.\n", rrow[DB_serial]);
2213                 revtm = ASN1_UTCTIME_new();
2214                 revtm=X509_gmtime_adj(revtm,0);
2215                 rrow[DB_type][0]='R';
2216                 rrow[DB_type][1]='\0';
2217                 rrow[DB_rev_date]=(char *)Malloc(revtm->length+1);
2218                 memcpy(rrow[DB_rev_date],revtm->data,revtm->length);
2219                 rrow[DB_rev_date][revtm->length]='\0';
2220                 ASN1_UTCTIME_free(revtm);
2221                 }
2222         ok=1;
2223 err:
2224         for (i=0; i<DB_NUMBER; i++)
2225                 {
2226                 if (row[i] != NULL)
2227                         Free(row[i]);
2228                 }
2229         return(ok);
2230 }
2231