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