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 " -days arg       - number of days to certify the certificate for\n",
 151 " -md arg         - md to use, one of md2, md5, sha or sha1\n",
 152 " -policy arg     - The CA 'policy' to support\n",
 153 " -keyfile arg    - PEM private key file\n",
 154 " -key arg        - key to decode the private key if it is encrypted\n",
 155 " -cert file      - The CA certificate\n",
 156 " -in file        - The input PEM encoded certificate request(s)\n",
 157 " -out file       - Where to put the output file(s)\n",
 158 " -outdir dir     - Where to put output certificates\n",
 159 " -infiles ....   - The last argument, requests to process\n",
 160 " -spkac file     - File contains DN and signed public key and challenge\n",
 161 " -ss_cert file   - File contains a self signed cert to sign\n",
 162 " -preserveDN     - Don't re-order the DN\n",
 163 " -batch          - Don't ask questions\n",
 164 " -msie_hack      - msie modifications to handle all those universal strings\n",
 165 " -revoke file    - Revoke a certificate (given in file)\n",
 166 " -extensions ..  - Extension section (override value in config file)\n",
 167 " -crlexts ..     - CRL extension section (override value in config file)\n",
 168 NULL
 169 };
 170
 171 #ifdef EFENCE
 172 extern int EF_PROTECT_FREE;
 173 extern int EF_PROTECT_BELOW;
 174 extern int EF_ALIGNMENT;
 175 #endif
 176
 177 static int add_oid_section(LHASH *conf);
 178 static void lookup_fail(char *name,char *tag);
 179 static int MS_CALLBACK key_callback(char *buf,int len,int verify,void *u);
 180 static unsigned long index_serial_hash(char **a);
 181 static int index_serial_cmp(char **a, char **b);
 182 static unsigned long index_name_hash(char **a);
 183 static int index_name_qual(char **a);
 184 static int index_name_cmp(char **a,char **b);
 185 static BIGNUM *load_serial(char *serialfile);
 186 static int save_serial(char *serialfile, BIGNUM *serial);
 187 static int certify(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
 188                    const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,TXT_DB *db,
 189                    BIGNUM *serial, char *startdate,char *enddate, int days,
 190                    int batch, char *ext_sect, LHASH *conf,int verbose);
 191 static int certify_cert(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
 192                         const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,
 193                         TXT_DB *db, BIGNUM *serial,char *startdate,
 194                         char *enddate, int days, int batch, char *ext_sect,
 195                         LHASH *conf,int verbose);
 196 static int certify_spkac(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
 197                          const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,
 198                          TXT_DB *db, BIGNUM *serial,char *startdate,
 199                          char *enddate, int days, char *ext_sect,LHASH *conf,
 200                                 int verbose);
 201 static int fix_data(int nid, int *type);
 202 static void write_new_certificate(BIO *bp, X509 *x, int output_der);
 203 static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst,
 204         STACK_OF(CONF_VALUE) *policy, TXT_DB *db, BIGNUM *serial,
 205         char *startdate, char *enddate, int days, int batch, int verbose,
 206         X509_REQ *req, char *ext_sect, LHASH *conf);
 207 static int do_revoke(X509 *x509, TXT_DB *db);
 208 static int check_time_format(char *str);
 209 static LHASH *conf;
 210 static char *key=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         int total=0;
 219         int total_done=0;
 220         int badops=0;
 221         int ret=1;
 222         int req=0;
 223         int verbose=0;
 224         int gencrl=0;
 225         int dorevoke=0;
 226         long crldays=0;
 227         long crlhours=0;
 228         long errorline= -1;
 229         char *configfile=NULL;
 230         char *md=NULL;
 231         char *policy=NULL;
 232         char *keyfile=NULL;
 233         char *certfile=NULL;
 234         char *infile=NULL;
 235         char *spkac_file=NULL;
 236         char *ss_cert_file=NULL;
 237         EVP_PKEY *pkey=NULL;
 238         int output_der = 0;
 239         char *outfile=NULL;
 240         char *outdir=NULL;
 241         char *serialfile=NULL;
 242         char *extensions=NULL;
 243         char *crl_ext=NULL;
 244         BIGNUM *serial=NULL;
 245         char *startdate=NULL;
 246         char *enddate=NULL;
 247         int days=0;
 248         int batch=0;
 249         X509 *x509=NULL;
 250         X509 *x=NULL;
 251         BIO *in=NULL,*out=NULL,*Sout=NULL,*Cout=NULL;
 252         char *dbfile=NULL;
 253         TXT_DB *db=NULL;
 254         X509_CRL *crl=NULL;
 255         X509_CRL_INFO *ci=NULL;
 256         X509_REVOKED *r=NULL;
 257         char **pp,*p,*f;
 258         int i,j;
 259         long l;
 260         const EVP_MD *dgst=NULL;
 261         STACK_OF(CONF_VALUE) *attribs=NULL;
 262         STACK *cert_sk=NULL;
 263         BIO *hex=NULL;
 264 #undef BSIZE
 265 #define BSIZE 256
 266         MS_STATIC char buf[3][BSIZE];
 267
 268 #ifdef EFENCE
 269 EF_PROTECT_FREE=1;
 270 EF_PROTECT_BELOW=1;
 271 EF_ALIGNMENT=0;
 272 #endif
 273
 274         apps_startup();
 275
 276         X509V3_add_standard_extensions();
 277
 278         preserve=0;
 279         if (bio_err == NULL)
 280                 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
 281                         BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
 282
 283         argc--;
 284         argv++;
 285         while (argc >= 1)
 286                 {
 287                 if      (strcmp(*argv,"-verbose") == 0)
 288                         verbose=1;
 289                 else if (strcmp(*argv,"-config") == 0)
 290                         {
 291                         if (--argc < 1) goto bad;
 292                         configfile= *(++argv);
 293                         }
 294                 else if (strcmp(*argv,"-name") == 0)
 295                         {
 296                         if (--argc < 1) goto bad;
 297                         section= *(++argv);
 298                         }
 299                 else if (strcmp(*argv,"-startdate") == 0)
 300                         {
 301                         if (--argc < 1) goto bad;
 302                         startdate= *(++argv);
 303                         }
 304                 else if (strcmp(*argv,"-enddate") == 0)
 305                         {
 306                         if (--argc < 1) goto bad;
 307                         enddate= *(++argv);
 308                         }
 309                 else if (strcmp(*argv,"-days") == 0)
 310                         {
 311                         if (--argc < 1) goto bad;
 312                         days=atoi(*(++argv));
 313                         }
 314                 else if (strcmp(*argv,"-md") == 0)
 315                         {
 316                         if (--argc < 1) goto bad;
 317                         md= *(++argv);
 318                         }
 319                 else if (strcmp(*argv,"-policy") == 0)
 320                         {
 321                         if (--argc < 1) goto bad;
 322                         policy= *(++argv);
 323                         }
 324                 else if (strcmp(*argv,"-keyfile") == 0)
 325                         {
 326                         if (--argc < 1) goto bad;
 327                         keyfile= *(++argv);
 328                         }
 329                 else if (strcmp(*argv,"-key") == 0)
 330                         {
 331                         if (--argc < 1) goto bad;
 332                         key= *(++argv);
 333                         }
 334                 else if (strcmp(*argv,"-cert") == 0)
 335                         {
 336                         if (--argc < 1) goto bad;
 337                         certfile= *(++argv);
 338                         }
 339                 else if (strcmp(*argv,"-in") == 0)
 340                         {
 341                         if (--argc < 1) goto bad;
 342                         infile= *(++argv);
 343                         req=1;
 344                         }
 345                 else if (strcmp(*argv,"-out") == 0)
 346                         {
 347                         if (--argc < 1) goto bad;
 348                         outfile= *(++argv);
 349                         }
 350                 else if (strcmp(*argv,"-outdir") == 0)
 351                         {
 352                         if (--argc < 1) goto bad;
 353                         outdir= *(++argv);
 354                         }
 355                 else if (strcmp(*argv,"-batch") == 0)
 356                         batch=1;
 357                 else if (strcmp(*argv,"-preserveDN") == 0)
 358                         preserve=1;
 359                 else if (strcmp(*argv,"-gencrl") == 0)
 360                         gencrl=1;
 361                 else if (strcmp(*argv,"-msie_hack") == 0)
 362                         msie_hack=1;
 363                 else if (strcmp(*argv,"-crldays") == 0)
 364                         {
 365                         if (--argc < 1) goto bad;
 366                         crldays= atol(*(++argv));
 367                         }
 368                 else if (strcmp(*argv,"-crlhours") == 0)
 369                         {
 370                         if (--argc < 1) goto bad;
 371                         crlhours= atol(*(++argv));
 372                         }
 373                 else if (strcmp(*argv,"-infiles") == 0)
 374                         {
 375                         argc--;
 376                         argv++;
 377                         req=1;
 378                         break;
 379                         }
 380                 else if (strcmp(*argv, "-ss_cert") == 0)
 381                         {
 382                         if (--argc < 1) goto bad;
 383                         ss_cert_file = *(++argv);
 384                         req=1;
 385                         }
 386                 else if (strcmp(*argv, "-spkac") == 0)
 387                         {
 388                         if (--argc < 1) goto bad;
 389                         spkac_file = *(++argv);
 390                         req=1;
 391                         }
 392                 else if (strcmp(*argv,"-revoke") == 0)
 393                         {
 394                         if (--argc < 1) goto bad;
 395                         infile= *(++argv);
 396                         dorevoke=1;
 397                         }
 398                 else if (strcmp(*argv,"-extensions") == 0)
 399                         {
 400                         if (--argc < 1) goto bad;
 401                         extensions= *(++argv);
 402                         }
 403                 else if (strcmp(*argv,"-crlexts") == 0)
 404                         {
 405                         if (--argc < 1) goto bad;
 406                         crl_ext= *(++argv);
 407                         }
 408                 else
 409                         {
 410 bad:
 411                         BIO_printf(bio_err,"unknown option %s\n",*argv);
 412                         badops=1;
 413                         break;
 414                         }
 415                 argc--;
 416                 argv++;
 417                 }
 418
 419         if (badops)
 420                 {
 421                 for (pp=ca_usage; (*pp != NULL); pp++)
 422                         BIO_printf(bio_err,*pp);
 423                 goto err;
 424                 }
 425
 426         ERR_load_crypto_strings();
 427
 428         /*****************************************************************/
 429         if (configfile == NULL) configfile = getenv("OPENSSL_CONF");
 430         if (configfile == NULL) configfile = getenv("SSLEAY_CONF");
 431         if (configfile == NULL)
 432                 {
 433                 /* We will just use 'buf[0]' as a temporary buffer.  */
 434 #ifdef VMS
 435                 strncpy(buf[0],X509_get_default_cert_area(),
 436                         sizeof(buf[0])-1-sizeof(CONFIG_FILE));
 437 #else
 438                 strncpy(buf[0],X509_get_default_cert_area(),
 439                         sizeof(buf[0])-2-sizeof(CONFIG_FILE));
 440                 strcat(buf[0],"/");
 441 #endif
 442                 strcat(buf[0],CONFIG_FILE);
 443                 configfile=buf[0];
 444                 }
 445
 446         BIO_printf(bio_err,"Using configuration from %s\n",configfile);
 447         if ((conf=CONF_load(NULL,configfile,&errorline)) == NULL)
 448                 {
 449                 if (errorline <= 0)
 450                         BIO_printf(bio_err,"error loading the config file '%s'\n",
 451                                 configfile);
 452                 else
 453                         BIO_printf(bio_err,"error on line %ld of config file '%s'\n"
 454                                 ,errorline,configfile);
 455                 goto err;
 456                 }
 457
 458         /* Lets get the config section we are using */
 459         if (section == NULL)
 460                 {
 461                 section=CONF_get_string(conf,BASE_SECTION,ENV_DEFAULT_CA);
 462                 if (section == NULL)
 463                         {
 464                         lookup_fail(BASE_SECTION,ENV_DEFAULT_CA);
 465                         goto err;
 466                         }
 467                 }
 468
 469         if (conf != NULL)
 470                 {
 471                 p=CONF_get_string(conf,NULL,"oid_file");
 472                 if (p != NULL)
 473                         {
 474                         BIO *oid_bio;
 475
 476                         oid_bio=BIO_new_file(p,"r");
 477                         if (oid_bio == NULL)
 478                                 {
 479                                 /*
 480                                 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
 481                                 ERR_print_errors(bio_err);
 482                                 */
 483                                 ERR_clear_error();
 484                                 }
 485                         else
 486                                 {
 487                                 OBJ_create_objects(oid_bio);
 488                                 BIO_free(oid_bio);
 489                                 }
 490                         }
 491                 }
 492                 if(!add_oid_section(conf)) {
 493                         ERR_print_errors(bio_err);
 494                         goto err;
 495                 }
 496
 497         in=BIO_new(BIO_s_file());
 498         out=BIO_new(BIO_s_file());
 499         Sout=BIO_new(BIO_s_file());
 500         Cout=BIO_new(BIO_s_file());
 501         if ((in == NULL) || (out == NULL) || (Sout == NULL) || (Cout == NULL))
 502                 {
 503                 ERR_print_errors(bio_err);
 504                 goto err;
 505                 }
 506
 507         /*****************************************************************/
 508         /* we definitly need an public key, so lets get it */
 509
 510         if ((keyfile == NULL) && ((keyfile=CONF_get_string(conf,
 511                 section,ENV_PRIVATE_KEY)) == NULL))
 512                 {
 513                 lookup_fail(section,ENV_PRIVATE_KEY);
 514                 goto err;
 515                 }
 516         if (BIO_read_filename(in,keyfile) <= 0)
 517                 {
 518                 perror(keyfile);
 519                 BIO_printf(bio_err,"trying to load CA private key\n");
 520                 goto err;
 521                 }
 522         if (key == NULL)
 523                 pkey=PEM_read_bio_PrivateKey(in,NULL,NULL,NULL);
 524         else
 525                 {
 526                 pkey=PEM_read_bio_PrivateKey(in,NULL,key_callback,NULL);
 527                 memset(key,0,strlen(key));
 528                 }
 529         if (pkey == NULL)
 530                 {
 531                 BIO_printf(bio_err,"unable to load CA private key\n");
 532                 goto err;
 533                 }
 534
 535         /*****************************************************************/
 536         /* we need a certificate */
 537         if ((certfile == NULL) && ((certfile=CONF_get_string(conf,
 538                 section,ENV_CERTIFICATE)) == NULL))
 539                 {
 540                 lookup_fail(section,ENV_CERTIFICATE);
 541                 goto err;
 542                 }
 543         if (BIO_read_filename(in,certfile) <= 0)
 544                 {
 545                 perror(certfile);
 546                 BIO_printf(bio_err,"trying to load CA certificate\n");
 547                 goto err;
 548                 }
 549         x509=PEM_read_bio_X509(in,NULL,NULL,NULL);
 550         if (x509 == NULL)
 551                 {
 552                 BIO_printf(bio_err,"unable to load CA certificate\n");
 553                 goto err;
 554                 }
 555
 556         if (!X509_check_private_key(x509,pkey))
 557                 {
 558                 BIO_printf(bio_err,"CA certificate and CA private key do not match\n");
 559                 goto err;
 560                 }
 561
 562         f=CONF_get_string(conf,BASE_SECTION,ENV_PRESERVE);
 563         if ((f != NULL) && ((*f == 'y') || (*f == 'Y')))
 564                 preserve=1;
 565         f=CONF_get_string(conf,BASE_SECTION,ENV_MSIE_HACK);
 566         if ((f != NULL) && ((*f == 'y') || (*f == 'Y')))
 567                 msie_hack=1;
 568
 569         /*****************************************************************/
 570         /* lookup where to write new certificates */
 571         if ((outdir == NULL) && (req))
 572                 {
 573                 struct stat sb;
 574
 575                 if ((outdir=CONF_get_string(conf,section,ENV_NEW_CERTS_DIR))
 576                         == NULL)
 577                         {
 578                         BIO_printf(bio_err,"there needs to be defined a directory for new certificate to be placed in\n");
 579                         goto err;
 580                         }
 581 #ifdef VMS
 582                 /* For technical reasons, VMS misbehaves with X_OK */
 583                 if (access(outdir,R_OK|W_OK) != 0)
 584 #else
 585                 if (access(outdir,R_OK|W_OK|X_OK) != 0)
 586 #endif
 587                         {
 588                         BIO_printf(bio_err,"I am unable to acces the %s directory\n",outdir);
 589                         perror(outdir);
 590                         goto err;
 591                         }
 592
 593                 if (stat(outdir,&sb) != 0)
 594                         {
 595                         BIO_printf(bio_err,"unable to stat(%s)\n",outdir);
 596                         perror(outdir);
 597                         goto err;
 598                         }
 599                 if (!(sb.st_mode & S_IFDIR))
 600                         {
 601                         BIO_printf(bio_err,"%s need to be a directory\n",outdir);
 602                         perror(outdir);
 603                         goto err;
 604                         }
 605                 }
 606
 607         /*****************************************************************/
 608         /* we need to load the database file */
 609         if ((dbfile=CONF_get_string(conf,section,ENV_DATABASE)) == NULL)
 610                 {
 611                 lookup_fail(section,ENV_DATABASE);
 612                 goto err;
 613                 }
 614         if (BIO_read_filename(in,dbfile) <= 0)
 615                 {
 616                 perror(dbfile);
 617                 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
 618                 goto err;
 619                 }
 620         db=TXT_DB_read(in,DB_NUMBER);
 621         if (db == NULL) goto err;
 622
 623         /* Lets check some fields */
 624         for (i=0; i<sk_num(db->data); i++)
 625                 {
 626                 pp=(char **)sk_value(db->data,i);
 627                 if ((pp[DB_type][0] != DB_TYPE_REV) &&
 628                         (pp[DB_rev_date][0] != '\0'))
 629                         {
 630                         BIO_printf(bio_err,"entry %d: not revoked yet, but has a revocation date\n",i+1);
 631                         goto err;
 632                         }
 633                 if ((pp[DB_type][0] == DB_TYPE_REV) &&
 634                         !check_time_format(pp[DB_rev_date]))
 635                         {
 636                         BIO_printf(bio_err,"entry %d: invalid revocation date\n",
 637                                 i+1);
 638                         goto err;
 639                         }
 640                 if (!check_time_format(pp[DB_exp_date]))
 641                         {
 642                         BIO_printf(bio_err,"entry %d: invalid expiry date\n",i+1);
 643                         goto err;
 644                         }
 645                 p=pp[DB_serial];
 646                 j=strlen(p);
 647                 if ((j&1) || (j < 2))
 648                         {
 649                         BIO_printf(bio_err,"entry %d: bad serial number length (%d)\n",i+1,j);
 650                         goto err;
 651                         }
 652                 while (*p)
 653                         {
 654                         if (!(  ((*p >= '0') && (*p <= '9')) ||
 655                                 ((*p >= 'A') && (*p <= 'F')) ||
 656                                 ((*p >= 'a') && (*p <= 'f')))  )
 657                                 {
 658                                 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);
 659                                 goto err;
 660                                 }
 661                         p++;
 662                         }
 663                 }
 664         if (verbose)
 665                 {
 666                 BIO_set_fp(out,stdout,BIO_NOCLOSE|BIO_FP_TEXT); /* cannot fail */
 667                 TXT_DB_write(out,db);
 668                 BIO_printf(bio_err,"%d entries loaded from the database\n",
 669                         db->data->num);
 670                 BIO_printf(bio_err,"generating indexs\n");
 671                 }
 672
 673         if (!TXT_DB_create_index(db,DB_serial,NULL,index_serial_hash,
 674                 index_serial_cmp))
 675                 {
 676                 BIO_printf(bio_err,"error creating serial number index:(%ld,%ld,%ld)\n",db->error,db->arg1,db->arg2);
 677                 goto err;
 678                 }
 679
 680         if (!TXT_DB_create_index(db,DB_name,index_name_qual,index_name_hash,
 681                 index_name_cmp))
 682                 {
 683                 BIO_printf(bio_err,"error creating name index:(%ld,%ld,%ld)\n",
 684                         db->error,db->arg1,db->arg2);
 685                 goto err;
 686                 }
 687
 688         /*****************************************************************/
 689         if (req || gencrl)
 690                 {
 691                 if (outfile != NULL)
 692                         {
 693
 694                         if (BIO_write_filename(Sout,outfile) <= 0)
 695                                 {
 696                                 perror(outfile);
 697                                 goto err;
 698                                 }
 699                         }
 700                 else
 701                         BIO_set_fp(Sout,stdout,BIO_NOCLOSE|BIO_FP_TEXT);
 702                 }
 703
 704         if (req)
 705                 {
 706                 if ((md == NULL) && ((md=CONF_get_string(conf,
 707                         section,ENV_DEFAULT_MD)) == NULL))
 708                         {
 709                         lookup_fail(section,ENV_DEFAULT_MD);
 710                         goto err;
 711                         }
 712                 if ((dgst=EVP_get_digestbyname(md)) == NULL)
 713                         {
 714                         BIO_printf(bio_err,"%s is an unsupported message digest type\n",md);
 715                         goto err;
 716                         }
 717                 if (verbose)
 718                         BIO_printf(bio_err,"message digest is %s\n",
 719                                 OBJ_nid2ln(dgst->type));
 720                 if ((policy == NULL) && ((policy=CONF_get_string(conf,
 721                         section,ENV_POLICY)) == NULL))
 722                         {
 723                         lookup_fail(section,ENV_POLICY);
 724                         goto err;
 725                         }
 726                 if (verbose)
 727                         BIO_printf(bio_err,"policy is %s\n",policy);
 728
 729                 if ((serialfile=CONF_get_string(conf,section,ENV_SERIAL))
 730                         == NULL)
 731                         {
 732                         lookup_fail(section,ENV_SERIAL);
 733                         goto err;
 734                         }
 735                 if(!extensions)
 736                         extensions=CONF_get_string(conf,section,ENV_EXTENSIONS);
 737                 if(extensions) {
 738                         /* Check syntax of file */
 739                         X509V3_CTX ctx;
 740                         X509V3_set_ctx_test(&ctx);
 741                         X509V3_set_conf_lhash(&ctx, conf);
 742                         if(!X509V3_EXT_add_conf(conf, &ctx, extensions, NULL)) {
 743                                 BIO_printf(bio_err,
 744                                  "Error Loading extension section %s\n",
 745                                                                  extensions);
 746                                 ret = 1;
 747                                 goto err;
 748                         }
 749                 }
 750
 751                 if (startdate == NULL)
 752                         {
 753                         startdate=CONF_get_string(conf,section,
 754                                 ENV_DEFAULT_STARTDATE);
 755                         }
 756                 if (startdate && !ASN1_UTCTIME_set_string(NULL,startdate))
 757                         {
 758                         BIO_printf(bio_err,"start date is invalid, it should be YYMMDDHHMMSSZ\n");
 759                         goto err;
 760                         }
 761                 if (startdate == NULL) startdate="today";
 762
 763                 if (enddate == NULL)
 764                         {
 765                         enddate=CONF_get_string(conf,section,
 766                                 ENV_DEFAULT_ENDDATE);
 767                         }
 768                 if (enddate && !ASN1_UTCTIME_set_string(NULL,enddate))
 769                         {
 770                         BIO_printf(bio_err,"end date is invalid, it should be YYMMDDHHMMSSZ\n");
 771                         goto err;
 772                         }
 773
 774                 if (days == 0)
 775                         {
 776                         days=(int)CONF_get_number(conf,section,
 777                                 ENV_DEFAULT_DAYS);
 778                         }
 779                 if (!enddate && (days == 0))
 780                         {
 781                         BIO_printf(bio_err,"cannot lookup how many days to certify for\n");
 782                         goto err;
 783                         }
 784
 785                 if ((serial=load_serial(serialfile)) == NULL)
 786                         {
 787                         BIO_printf(bio_err,"error while loading serial number\n");
 788                         goto err;
 789                         }
 790                 if (verbose)
 791                         {
 792                         if ((f=BN_bn2hex(serial)) == NULL) goto err;
 793                         BIO_printf(bio_err,"next serial number is %s\n",f);
 794                         Free(f);
 795                         }
 796
 797                 if ((attribs=CONF_get_section(conf,policy)) == NULL)
 798                         {
 799                         BIO_printf(bio_err,"unable to find 'section' for %s\n",policy);
 800                         goto err;
 801                         }
 802
 803                 if ((cert_sk=sk_new_null()) == NULL)
 804                         {
 805                         BIO_printf(bio_err,"Malloc failure\n");
 806                         goto err;
 807                         }
 808                 if (spkac_file != NULL)
 809                         {
 810                         total++;
 811                         j=certify_spkac(&x,spkac_file,pkey,x509,dgst,attribs,db,
 812                                 serial,startdate,enddate, days,extensions,conf,
 813                                 verbose);
 814                         if (j < 0) goto err;
 815                         if (j > 0)
 816                                 {
 817                                 total_done++;
 818                                 BIO_printf(bio_err,"\n");
 819                                 if (!BN_add_word(serial,1)) goto err;
 820                                 if (!sk_push(cert_sk,(char *)x))
 821                                         {
 822                                         BIO_printf(bio_err,"Malloc failure\n");
 823                                         goto err;
 824                                         }
 825                                 if (outfile)
 826                                         {
 827                                         output_der = 1;
 828                                         batch = 1;
 829                                         }
 830                                 }
 831                         }
 832                 if (ss_cert_file != NULL)
 833                         {
 834                         total++;
 835                         j=certify_cert(&x,ss_cert_file,pkey,x509,dgst,attribs,
 836                                 db,serial,startdate,enddate,days,batch,
 837                                 extensions,conf,verbose);
 838                         if (j < 0) goto err;
 839                         if (j > 0)
 840                                 {
 841                                 total_done++;
 842                                 BIO_printf(bio_err,"\n");
 843                                 if (!BN_add_word(serial,1)) goto err;
 844                                 if (!sk_push(cert_sk,(char *)x))
 845                                         {
 846                                         BIO_printf(bio_err,"Malloc failure\n");
 847                                         goto err;
 848                                         }
 849                                 }
 850                         }
 851                 if (infile != NULL)
 852                         {
 853                         total++;
 854                         j=certify(&x,infile,pkey,x509,dgst,attribs,db,
 855                                 serial,startdate,enddate,days,batch,
 856                                 extensions,conf,verbose);
 857                         if (j < 0) goto err;
 858                         if (j > 0)
 859                                 {
 860                                 total_done++;
 861                                 BIO_printf(bio_err,"\n");
 862                                 if (!BN_add_word(serial,1)) goto err;
 863                                 if (!sk_push(cert_sk,(char *)x))
 864                                         {
 865                                         BIO_printf(bio_err,"Malloc failure\n");
 866                                         goto err;
 867                                         }
 868                                 }
 869                         }
 870                 for (i=0; i<argc; i++)
 871                         {
 872                         total++;
 873                         j=certify(&x,argv[i],pkey,x509,dgst,attribs,db,
 874                                 serial,startdate,enddate,days,batch,
 875                                 extensions,conf,verbose);
 876                         if (j < 0) goto err;
 877                         if (j > 0)
 878                                 {
 879                                 total_done++;
 880                                 BIO_printf(bio_err,"\n");
 881                                 if (!BN_add_word(serial,1)) goto err;
 882                                 if (!sk_push(cert_sk,(char *)x))
 883                                         {
 884                                         BIO_printf(bio_err,"Malloc failure\n");
 885                                         goto err;
 886                                         }
 887                                 }
 888                         }
 889                 /* we have a stack of newly certified certificates
 890                  * and a data base and serial number that need
 891                  * updating */
 892
 893                 if (sk_num(cert_sk) > 0)
 894                         {
 895                         if (!batch)
 896                                 {
 897                                 BIO_printf(bio_err,"\n%d out of %d certificate requests certified, commit? [y/n]",total_done,total);
 898                                 (void)BIO_flush(bio_err);
 899                                 buf[0][0]='\0';
 900                                 fgets(buf[0],10,stdin);
 901                                 if ((buf[0][0] != 'y') && (buf[0][0] != 'Y'))
 902                                         {
 903                                         BIO_printf(bio_err,"CERTIFICATION CANCELED\n");
 904                                         ret=0;
 905                                         goto err;
 906                                         }
 907                                 }
 908
 909                         BIO_printf(bio_err,"Write out database with %d new entries\n",sk_num(cert_sk));
 910
 911                         strncpy(buf[0],serialfile,BSIZE-4);
 912
 913 #ifdef VMS
 914                         strcat(buf[0],"-new");
 915 #else
 916                         strcat(buf[0],".new");
 917 #endif
 918
 919                         if (!save_serial(buf[0],serial)) goto err;
 920
 921                         strncpy(buf[1],dbfile,BSIZE-4);
 922
 923 #ifdef VMS
 924                         strcat(buf[1],"-new");
 925 #else
 926                         strcat(buf[1],".new");
 927 #endif
 928
 929                         if (BIO_write_filename(out,buf[1]) <= 0)
 930                                 {
 931                                 perror(dbfile);
 932                                 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
 933                                 goto err;
 934                                 }
 935                         l=TXT_DB_write(out,db);
 936                         if (l <= 0) goto err;
 937                         }
 938
 939                 if (verbose)
 940                         BIO_printf(bio_err,"writing new certificates\n");
 941                 for (i=0; i<sk_num(cert_sk); i++)
 942                         {
 943                         int k;
 944                         unsigned char *n;
 945
 946                         x=(X509 *)sk_value(cert_sk,i);
 947
 948                         j=x->cert_info->serialNumber->length;
 949                         p=(char *)x->cert_info->serialNumber->data;
 950
 951                         strncpy(buf[2],outdir,BSIZE-(j*2)-6);
 952
 953 #ifndef VMS
 954                         strcat(buf[2],"/");
 955 #endif
 956
 957                         n=(unsigned char *)&(buf[2][strlen(buf[2])]);
 958                         if (j > 0)
 959                                 {
 960                                 for (k=0; k<j; k++)
 961                                         {
 962                                         sprintf((char *)n,"%02X",(unsigned char)*(p++));
 963                                         n+=2;
 964                                         }
 965                                 }
 966                         else
 967                                 {
 968                                 *(n++)='0';
 969                                 *(n++)='0';
 970                                 }
 971                         *(n++)='.'; *(n++)='p'; *(n++)='e'; *(n++)='m';
 972                         *n='\0';
 973                         if (verbose)
 974                                 BIO_printf(bio_err,"writing %s\n",buf[2]);
 975
 976                         if (BIO_write_filename(Cout,buf[2]) <= 0)
 977                                 {
 978                                 perror(buf[2]);
 979                                 goto err;
 980                                 }
 981                         write_new_certificate(Cout,x, 0);
 982                         write_new_certificate(Sout,x, output_der);
 983                         }
 984
 985                 if (sk_num(cert_sk))
 986                         {
 987                         /* Rename the database and the serial file */
 988                         strncpy(buf[2],serialfile,BSIZE-4);
 989
 990 #ifdef VMS
 991                         strcat(buf[2],"-old");
 992 #else
 993                         strcat(buf[2],".old");
 994 #endif
 995
 996                         BIO_free(in);
 997                         BIO_free(out);
 998                         in=NULL;
 999                         out=NULL;
1000                         if (rename(serialfile,buf[2]) < 0)
1001                                 {
1002                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
1003                                         serialfile,buf[2]);
1004                                 perror("reason");
1005                                 goto err;
1006                                 }
1007                         if (rename(buf[0],serialfile) < 0)
1008                                 {
1009                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
1010                                         buf[0],serialfile);
1011                                 perror("reason");
1012                                 rename(buf[2],serialfile);
1013                                 goto err;
1014                                 }
1015
1016                         strncpy(buf[2],dbfile,BSIZE-4);
1017
1018 #ifdef VMS
1019                         strcat(buf[2],"-old");
1020 #else
1021                         strcat(buf[2],".old");
1022 #endif
1023
1024                         if (rename(dbfile,buf[2]) < 0)
1025                                 {
1026                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
1027                                         dbfile,buf[2]);
1028                                 perror("reason");
1029                                 goto err;
1030                                 }
1031                         if (rename(buf[1],dbfile) < 0)
1032                                 {
1033                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
1034                                         buf[1],dbfile);
1035                                 perror("reason");
1036                                 rename(buf[2],dbfile);
1037                                 goto err;
1038                                 }
1039                         BIO_printf(bio_err,"Data Base Updated\n");
1040                         }
1041                 }
1042
1043         /*****************************************************************/
1044         if (gencrl)
1045                 {
1046                 if(!crl_ext) crl_ext=CONF_get_string(conf,section,ENV_CRLEXT);
1047                 if(crl_ext) {
1048                         /* Check syntax of file */
1049                         X509V3_CTX ctx;
1050                         X509V3_set_ctx_test(&ctx);
1051                         X509V3_set_conf_lhash(&ctx, conf);
1052                         if(!X509V3_EXT_add_conf(conf, &ctx, crl_ext, NULL)) {
1053                                 BIO_printf(bio_err,
1054                                  "Error Loading CRL extension section %s\n",
1055                                                                  crl_ext);
1056                                 ret = 1;
1057                                 goto err;
1058                         }
1059                 }
1060                 if ((hex=BIO_new(BIO_s_mem())) == NULL) goto err;
1061
1062                 if (!crldays && !crlhours)
1063                         {
1064                         crldays=CONF_get_number(conf,section,
1065                                 ENV_DEFAULT_CRL_DAYS);
1066                         crlhours=CONF_get_number(conf,section,
1067                                 ENV_DEFAULT_CRL_HOURS);
1068                         }
1069                 if ((crldays == 0) && (crlhours == 0))
1070                         {
1071                         BIO_printf(bio_err,"cannot lookup how long until the next CRL is issuer\n");
1072                         goto err;
1073                         }
1074
1075                 if (verbose) BIO_printf(bio_err,"making CRL\n");
1076                 if ((crl=X509_CRL_new()) == NULL) goto err;
1077                 ci=crl->crl;
1078                 X509_NAME_free(ci->issuer);
1079                 ci->issuer=X509_NAME_dup(x509->cert_info->subject);
1080                 if (ci->issuer == NULL) goto err;
1081
1082                 X509_gmtime_adj(ci->lastUpdate,0);
1083                 if (ci->nextUpdate == NULL)
1084                         ci->nextUpdate=ASN1_UTCTIME_new();
1085                 X509_gmtime_adj(ci->nextUpdate,(crldays*24+crlhours)*60*60);
1086
1087                 for (i=0; i<sk_num(db->data); i++)
1088                         {
1089                         pp=(char **)sk_value(db->data,i);
1090                         if (pp[DB_type][0] == DB_TYPE_REV)
1091                                 {
1092                                 if ((r=X509_REVOKED_new()) == NULL) goto err;
1093                                 ASN1_STRING_set((ASN1_STRING *)
1094                                         r->revocationDate,
1095                                         (unsigned char *)pp[DB_rev_date],
1096                                         strlen(pp[DB_rev_date]));
1097                                 /* strcpy(r->revocationDate,pp[DB_rev_date]);*/
1098
1099                                 (void)BIO_reset(hex);
1100                                 if (!BIO_puts(hex,pp[DB_serial]))
1101                                         goto err;
1102                                 if (!a2i_ASN1_INTEGER(hex,r->serialNumber,
1103                                         buf[0],BSIZE)) goto err;
1104
1105                                 sk_X509_REVOKED_push(ci->revoked,r);
1106                                 }
1107                         }
1108                 /* sort the data so it will be written in serial
1109                  * number order */
1110                 sk_X509_REVOKED_sort(ci->revoked);
1111                 for (i=0; i<sk_X509_REVOKED_num(ci->revoked); i++)
1112                         {
1113                         r=sk_X509_REVOKED_value(ci->revoked,i);
1114                         r->sequence=i;
1115                         }
1116
1117                 /* we now have a CRL */
1118                 if (verbose) BIO_printf(bio_err,"signing CRL\n");
1119                 if (md != NULL)
1120                         {
1121                         if ((dgst=EVP_get_digestbyname(md)) == NULL)
1122                                 {
1123                                 BIO_printf(bio_err,"%s is an unsupported message digest type\n",md);
1124                                 goto err;
1125                                 }
1126                         }
1127                 else
1128                     {
1129 #ifndef NO_DSA
1130                     if (pkey->type == EVP_PKEY_DSA)
1131                         dgst=EVP_dss1();
1132                     else
1133 #endif
1134                         dgst=EVP_md5();
1135                     }
1136
1137                 /* Add any extensions asked for */
1138
1139                 if(crl_ext) {
1140                     X509V3_CTX crlctx;
1141                     if (ci->version == NULL)
1142                     if ((ci->version=ASN1_INTEGER_new()) == NULL) goto err;
1143                     ASN1_INTEGER_set(ci->version,1); /* version 2 CRL */
1144                     X509V3_set_ctx(&crlctx, x509, NULL, NULL, crl, 0);
1145                     X509V3_set_conf_lhash(&crlctx, conf);
1146
1147                     if(!X509V3_EXT_CRL_add_conf(conf, &crlctx,
1148                                                  crl_ext, crl)) goto err;
1149                 }
1150
1151                 if (!X509_CRL_sign(crl,pkey,dgst)) goto err;
1152
1153                 PEM_write_bio_X509_CRL(Sout,crl);
1154                 }
1155         /*****************************************************************/
1156         if (dorevoke)
1157                 {
1158                 in=BIO_new(BIO_s_file());
1159                 out=BIO_new(BIO_s_file());
1160                 if ((in == NULL) || (out == NULL))
1161                         {
1162                         ERR_print_errors(bio_err);
1163                         goto err;
1164                         }
1165                 if (infile == NULL)
1166                         {
1167                         BIO_printf(bio_err,"no input files\n");
1168                         goto err;
1169                         }
1170                 else
1171                         {
1172                         if (BIO_read_filename(in,infile) <= 0)
1173                                 {
1174                                 perror(infile);
1175                                 BIO_printf(bio_err,"error trying to load '%s' certificate\n",infile);
1176                                 goto err;
1177                                 }
1178                         x509=PEM_read_bio_X509(in,NULL,NULL,NULL);
1179                         if (x509 == NULL)
1180                                 {
1181                                 BIO_printf(bio_err,"unable to load '%s' certificate\n",infile);
1182                                 goto err;
1183                                 }
1184                         j=do_revoke(x509,db);
1185
1186                         strncpy(buf[0],dbfile,BSIZE-4);
1187                         strcat(buf[0],".new");
1188                         if (BIO_write_filename(out,buf[0]) <= 0)
1189                                 {
1190                                 perror(dbfile);
1191                                 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
1192                                 goto err;
1193                                 }
1194                         j=TXT_DB_write(out,db);
1195                         if (j <= 0) goto err;
1196                         BIO_free(in);
1197                         BIO_free(out);
1198                         in=NULL;
1199                         out=NULL;
1200                         strncpy(buf[1],dbfile,BSIZE-4);
1201                         strcat(buf[1],".old");
1202                         if (rename(dbfile,buf[1]) < 0)
1203                                 {
1204                                 BIO_printf(bio_err,"unable to rename %s to %s\n", dbfile, buf[1]);
1205                                 perror("reason");
1206                                 goto err;
1207                                 }
1208                         if (rename(buf[0],dbfile) < 0)
1209                                 {
1210                                 BIO_printf(bio_err,"unable to rename %s to %s\n", buf[0],dbfile);
1211                                 perror("reason");
1212                                 rename(buf[1],dbfile);
1213                                 goto err;
1214                                 }
1215                         BIO_printf(bio_err,"Data Base Updated\n");
1216                         }
1217                 }
1218         /*****************************************************************/
1219         ret=0;
1220 err:
1221         BIO_free(hex);
1222         BIO_free(Cout);
1223         BIO_free(Sout);
1224         BIO_free(out);
1225         BIO_free(in);
1226
1227         sk_pop_free(cert_sk,X509_free);
1228
1229         if (ret) ERR_print_errors(bio_err);
1230         BN_free(serial);
1231         TXT_DB_free(db);
1232         EVP_PKEY_free(pkey);
1233         X509_free(x509);
1234         X509_CRL_free(crl);
1235         CONF_free(conf);
1236         X509V3_EXT_cleanup();
1237         OBJ_cleanup();
1238         EXIT(ret);
1239         }
1240
1241 static void lookup_fail(char *name, char *tag)
1242         {
1243         BIO_printf(bio_err,"variable lookup failed for %s::%s\n",name,tag);
1244         }
1245
1246 static int MS_CALLBACK key_callback(char *buf, int len, int verify, void *u)
1247         {
1248         int i;
1249
1250         if (key == NULL) return(0);
1251         i=strlen(key);
1252         i=(i > len)?len:i;
1253         memcpy(buf,key,i);
1254         return(i);
1255         }
1256
1257 static unsigned long index_serial_hash(char **a)
1258         {
1259         char *n;
1260
1261         n=a[DB_serial];
1262         while (*n == '0') n++;
1263         return(lh_strhash(n));
1264         }
1265
1266 static int index_serial_cmp(char **a, char **b)
1267         {
1268         char *aa,*bb;
1269
1270         for (aa=a[DB_serial]; *aa == '0'; aa++);
1271         for (bb=b[DB_serial]; *bb == '0'; bb++);
1272         return(strcmp(aa,bb));
1273         }
1274
1275 static unsigned long index_name_hash(char **a)
1276         { return(lh_strhash(a[DB_name])); }
1277
1278 static int index_name_qual(char **a)
1279         { return(a[0][0] == 'V'); }
1280
1281 static int index_name_cmp(char **a, char **b)
1282         { return(strcmp(a[DB_name],
1283              b[DB_name])); }
1284
1285 static BIGNUM *load_serial(char *serialfile)
1286         {
1287         BIO *in=NULL;
1288         BIGNUM *ret=NULL;
1289         MS_STATIC char buf[1024];
1290         ASN1_INTEGER *ai=NULL;
1291
1292         if ((in=BIO_new(BIO_s_file())) == NULL)
1293                 {
1294                 ERR_print_errors(bio_err);
1295                 goto err;
1296                 }
1297
1298         if (BIO_read_filename(in,serialfile) <= 0)
1299                 {
1300                 perror(serialfile);
1301                 goto err;
1302                 }
1303         ai=ASN1_INTEGER_new();
1304         if (ai == NULL) goto err;
1305         if (!a2i_ASN1_INTEGER(in,ai,buf,1024))
1306                 {
1307                 BIO_printf(bio_err,"unable to load number from %s\n",
1308                         serialfile);
1309                 goto err;
1310                 }
1311         ret=ASN1_INTEGER_to_BN(ai,NULL);
1312         if (ret == NULL)
1313                 {
1314                 BIO_printf(bio_err,"error converting number from bin to BIGNUM");
1315                 goto err;
1316                 }
1317 err:
1318         if (in != NULL) BIO_free(in);
1319         if (ai != NULL) ASN1_INTEGER_free(ai);
1320         return(ret);
1321         }
1322
1323 static int save_serial(char *serialfile, BIGNUM *serial)
1324         {
1325         BIO *out;
1326         int ret=0;
1327         ASN1_INTEGER *ai=NULL;
1328
1329         out=BIO_new(BIO_s_file());
1330         if (out == NULL)
1331                 {
1332                 ERR_print_errors(bio_err);
1333                 goto err;
1334                 }
1335         if (BIO_write_filename(out,serialfile) <= 0)
1336                 {
1337                 perror(serialfile);
1338                 goto err;
1339                 }
1340
1341         if ((ai=BN_to_ASN1_INTEGER(serial,NULL)) == NULL)
1342                 {
1343                 BIO_printf(bio_err,"error converting serial to ASN.1 format\n");
1344                 goto err;
1345                 }
1346         i2a_ASN1_INTEGER(out,ai);
1347         BIO_puts(out,"\n");
1348         ret=1;
1349 err:
1350         if (out != NULL) BIO_free(out);
1351         if (ai != NULL) ASN1_INTEGER_free(ai);
1352         return(ret);
1353         }
1354
1355 static int certify(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
1356              const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
1357              BIGNUM *serial, char *startdate, char *enddate, int days,
1358              int batch, char *ext_sect, LHASH *lconf, int verbose)
1359         {
1360         X509_REQ *req=NULL;
1361         BIO *in=NULL;
1362         EVP_PKEY *pktmp=NULL;
1363         int ok= -1,i;
1364
1365         in=BIO_new(BIO_s_file());
1366
1367         if (BIO_read_filename(in,infile) <= 0)
1368                 {
1369                 perror(infile);
1370                 goto err;
1371                 }
1372         if ((req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL)) == NULL)
1373                 {
1374                 BIO_printf(bio_err,"Error reading certificate request in %s\n",
1375                         infile);
1376                 goto err;
1377                 }
1378         if (verbose)
1379                 X509_REQ_print(bio_err,req);
1380
1381         BIO_printf(bio_err,"Check that the request matches the signature\n");
1382
1383         if ((pktmp=X509_REQ_get_pubkey(req)) == NULL)
1384                 {
1385                 BIO_printf(bio_err,"error unpacking public key\n");
1386                 goto err;
1387                 }
1388         i=X509_REQ_verify(req,pktmp);
1389         EVP_PKEY_free(pktmp);
1390         if (i < 0)
1391                 {
1392                 ok=0;
1393                 BIO_printf(bio_err,"Signature verification problems....\n");
1394                 goto err;
1395                 }
1396         if (i == 0)
1397                 {
1398                 ok=0;
1399                 BIO_printf(bio_err,"Signature did not match the certificate request\n");
1400                 goto err;
1401                 }
1402         else
1403                 BIO_printf(bio_err,"Signature ok\n");
1404
1405         ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate, enddate,
1406                 days,batch,verbose,req,ext_sect,lconf);
1407
1408 err:
1409         if (req != NULL) X509_REQ_free(req);
1410         if (in != NULL) BIO_free(in);
1411         return(ok);
1412         }
1413
1414 static int certify_cert(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
1415              const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
1416              BIGNUM *serial, char *startdate, char *enddate, int days,
1417              int batch, char *ext_sect, LHASH *lconf, int verbose)
1418         {
1419         X509 *req=NULL;
1420         X509_REQ *rreq=NULL;
1421         BIO *in=NULL;
1422         EVP_PKEY *pktmp=NULL;
1423         int ok= -1,i;
1424
1425         in=BIO_new(BIO_s_file());
1426
1427         if (BIO_read_filename(in,infile) <= 0)
1428                 {
1429                 perror(infile);
1430                 goto err;
1431                 }
1432         if ((req=PEM_read_bio_X509(in,NULL,NULL,NULL)) == NULL)
1433                 {
1434                 BIO_printf(bio_err,"Error reading self signed certificate in %s\n",infile);
1435                 goto err;
1436                 }
1437         if (verbose)
1438                 X509_print(bio_err,req);
1439
1440         BIO_printf(bio_err,"Check that the request matches the signature\n");
1441
1442         if ((pktmp=X509_get_pubkey(req)) == NULL)
1443                 {
1444                 BIO_printf(bio_err,"error unpacking public key\n");
1445                 goto err;
1446                 }
1447         i=X509_verify(req,pktmp);
1448         EVP_PKEY_free(pktmp);
1449         if (i < 0)
1450                 {
1451                 ok=0;
1452                 BIO_printf(bio_err,"Signature verification problems....\n");
1453                 goto err;
1454                 }
1455         if (i == 0)
1456                 {
1457                 ok=0;
1458                 BIO_printf(bio_err,"Signature did not match the certificate\n");
1459                 goto err;
1460                 }
1461         else
1462                 BIO_printf(bio_err,"Signature ok\n");
1463
1464         if ((rreq=X509_to_X509_REQ(req,NULL,EVP_md5())) == NULL)
1465                 goto err;
1466
1467         ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate,enddate,days,
1468                 batch,verbose,rreq,ext_sect,lconf);
1469
1470 err:
1471         if (rreq != NULL) X509_REQ_free(rreq);
1472         if (req != NULL) X509_free(req);
1473         if (in != NULL) BIO_free(in);
1474         return(ok);
1475         }
1476
1477 static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst,
1478              STACK_OF(CONF_VALUE) *policy, TXT_DB *db, BIGNUM *serial,
1479              char *startdate, char *enddate, int days, int batch, int verbose,
1480              X509_REQ *req, char *ext_sect, LHASH *lconf)
1481         {
1482         X509_NAME *name=NULL,*CAname=NULL,*subject=NULL;
1483         ASN1_UTCTIME *tm,*tmptm;
1484         ASN1_STRING *str,*str2;
1485         ASN1_OBJECT *obj;
1486         X509 *ret=NULL;
1487         X509_CINF *ci;
1488         X509_NAME_ENTRY *ne;
1489         X509_NAME_ENTRY *tne,*push;
1490         EVP_PKEY *pktmp;
1491         int ok= -1,i,j,last,nid;
1492         char *p;
1493         CONF_VALUE *cv;
1494         char *row[DB_NUMBER],**rrow,**irow=NULL;
1495         char buf[25],*pbuf;
1496
1497         tmptm=ASN1_UTCTIME_new();
1498         if (tmptm == NULL)
1499                 {
1500                 BIO_printf(bio_err,"malloc error\n");
1501                 return(0);
1502                 }
1503
1504         for (i=0; i<DB_NUMBER; i++)
1505                 row[i]=NULL;
1506
1507         BIO_printf(bio_err,"The Subjects Distinguished Name is as follows\n");
1508         name=X509_REQ_get_subject_name(req);
1509         for (i=0; i<X509_NAME_entry_count(name); i++)
1510                 {
1511                 ne=(X509_NAME_ENTRY *)X509_NAME_get_entry(name,i);
1512                 obj=X509_NAME_ENTRY_get_object(ne);
1513                 j=i2a_ASN1_OBJECT(bio_err,obj);
1514                 str=X509_NAME_ENTRY_get_data(ne);
1515                 pbuf=buf;
1516                 for (j=22-j; j>0; j--)
1517                         *(pbuf++)=' ';
1518                 *(pbuf++)=':';
1519                 *(pbuf++)='\0';
1520                 BIO_puts(bio_err,buf);
1521
1522                 if (msie_hack)
1523                         {
1524                         /* assume all type should be strings */
1525                         nid=OBJ_obj2nid(ne->object);
1526
1527                         if (str->type == V_ASN1_UNIVERSALSTRING)
1528                                 ASN1_UNIVERSALSTRING_to_string(str);
1529
1530                         if ((str->type == V_ASN1_IA5STRING) &&
1531                                 (nid != NID_pkcs9_emailAddress))
1532                                 str->type=V_ASN1_T61STRING;
1533
1534                         if ((nid == NID_pkcs9_emailAddress) &&
1535                                 (str->type == V_ASN1_PRINTABLESTRING))
1536                                 str->type=V_ASN1_IA5STRING;
1537                         }
1538
1539                 if (str->type == V_ASN1_PRINTABLESTRING)
1540                         BIO_printf(bio_err,"PRINTABLE:'");
1541                 else if (str->type == V_ASN1_T61STRING)
1542                         BIO_printf(bio_err,"T61STRING:'");
1543                 else if (str->type == V_ASN1_IA5STRING)
1544                         BIO_printf(bio_err,"IA5STRING:'");
1545                 else if (str->type == V_ASN1_UNIVERSALSTRING)
1546                         BIO_printf(bio_err,"UNIVERSALSTRING:'");
1547                 else
1548                         BIO_printf(bio_err,"ASN.1 %2d:'",str->type);
1549
1550                 /* check some things */
1551                 if ((OBJ_obj2nid(obj) == NID_pkcs9_emailAddress) &&
1552                         (str->type != V_ASN1_IA5STRING))
1553                         {
1554                         BIO_printf(bio_err,"\nemailAddress type needs to be of type IA5STRING\n");
1555                         goto err;
1556                         }
1557                 j=ASN1_PRINTABLE_type(str->data,str->length);
1558                 if (    ((j == V_ASN1_T61STRING) &&
1559                          (str->type != V_ASN1_T61STRING)) ||
1560                         ((j == V_ASN1_IA5STRING) &&
1561                          (str->type == V_ASN1_PRINTABLESTRING)))
1562                         {
1563                         BIO_printf(bio_err,"\nThe string contains characters that are illegal for the ASN.1 type\n");
1564                         goto err;
1565                         }
1566
1567                 p=(char *)str->data;
1568                 for (j=str->length; j>0; j--)
1569                         {
1570                         if ((*p >= ' ') && (*p <= '~'))
1571                                 BIO_printf(bio_err,"%c",*p);
1572                         else if (*p & 0x80)
1573                                 BIO_printf(bio_err,"\\0x%02X",*p);
1574                         else if ((unsigned char)*p == 0xf7)
1575                                 BIO_printf(bio_err,"^?");
1576                         else    BIO_printf(bio_err,"^%c",*p+'@');
1577                         p++;
1578                         }
1579                 BIO_printf(bio_err,"'\n");
1580                 }
1581
1582         /* Ok, now we check the 'policy' stuff. */
1583         if ((subject=X509_NAME_new()) == NULL)
1584                 {
1585                 BIO_printf(bio_err,"Malloc failure\n");
1586                 goto err;
1587                 }
1588
1589         /* take a copy of the issuer name before we mess with it. */
1590         CAname=X509_NAME_dup(x509->cert_info->subject);
1591         if (CAname == NULL) goto err;
1592         str=str2=NULL;
1593
1594         for (i=0; i<sk_CONF_VALUE_num(policy); i++)
1595                 {
1596                 cv=sk_CONF_VALUE_value(policy,i); /* get the object id */
1597                 if ((j=OBJ_txt2nid(cv->name)) == NID_undef)
1598                         {
1599                         BIO_printf(bio_err,"%s:unknown object type in 'policy' configuration\n",cv->name);
1600                         goto err;
1601                         }
1602                 obj=OBJ_nid2obj(j);
1603
1604                 last= -1;
1605                 for (;;)
1606                         {
1607                         /* lookup the object in the supplied name list */
1608                         j=X509_NAME_get_index_by_OBJ(name,obj,last);
1609                         if (j < 0)
1610                                 {
1611                                 if (last != -1) break;
1612                                 tne=NULL;
1613                                 }
1614                         else
1615                                 {
1616                                 tne=X509_NAME_get_entry(name,j);
1617                                 }
1618                         last=j;
1619
1620                         /* depending on the 'policy', decide what to do. */
1621                         push=NULL;
1622                         if (strcmp(cv->value,"optional") == 0)
1623                                 {
1624                                 if (tne != NULL)
1625                                         push=tne;
1626                                 }
1627                         else if (strcmp(cv->value,"supplied") == 0)
1628                                 {
1629                                 if (tne == NULL)
1630                                         {
1631                                         BIO_printf(bio_err,"The %s field needed to be supplied and was missing\n",cv->name);
1632                                         goto err;
1633                                         }
1634                                 else
1635                                         push=tne;
1636                                 }
1637                         else if (strcmp(cv->value,"match") == 0)
1638                                 {
1639                                 int last2;
1640
1641                                 if (tne == NULL)
1642                                         {
1643                                         BIO_printf(bio_err,"The mandatory %s field was missing\n",cv->name);
1644                                         goto err;
1645                                         }
1646
1647                                 last2= -1;
1648
1649 again2:
1650                                 j=X509_NAME_get_index_by_OBJ(CAname,obj,last2);
1651                                 if ((j < 0) && (last2 == -1))
1652                                         {
1653                                         BIO_printf(bio_err,"The %s field does not exist in the CA certificate,\nthe 'policy' is misconfigured\n",cv->name);
1654                                         goto err;
1655                                         }
1656                                 if (j >= 0)
1657                                         {
1658                                         push=X509_NAME_get_entry(CAname,j);
1659                                         str=X509_NAME_ENTRY_get_data(tne);
1660                                         str2=X509_NAME_ENTRY_get_data(push);
1661                                         last2=j;
1662                                         if (ASN1_STRING_cmp(str,str2) != 0)
1663                                                 goto again2;
1664                                         }
1665                                 if (j < 0)
1666                                         {
1667                                         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));
1668                                         goto err;
1669                                         }
1670                                 }
1671                         else
1672                                 {
1673                                 BIO_printf(bio_err,"%s:invalid type in 'policy' configuration\n",cv->value);
1674                                 goto err;
1675                                 }
1676
1677                         if (push != NULL)
1678                                 {
1679                                 if (!X509_NAME_add_entry(subject,push,
1680                                         X509_NAME_entry_count(subject),0))
1681                                         {
1682                                         if (push != NULL)
1683                                                 X509_NAME_ENTRY_free(push);
1684                                         BIO_printf(bio_err,"Malloc failure\n");
1685                                         goto err;
1686                                         }
1687                                 }
1688                         if (j < 0) break;
1689                         }
1690                 }
1691
1692         if (preserve)
1693                 {
1694                 X509_NAME_free(subject);
1695                 subject=X509_NAME_dup(X509_REQ_get_subject_name(req));
1696                 if (subject == NULL) goto err;
1697                 }
1698
1699         if (verbose)
1700                 BIO_printf(bio_err,"The subject name apears to be ok, checking data base for clashes\n");
1701
1702         row[DB_name]=X509_NAME_oneline(subject,NULL,0);
1703         row[DB_serial]=BN_bn2hex(serial);
1704         if ((row[DB_name] == NULL) || (row[DB_serial] == NULL))
1705                 {
1706                 BIO_printf(bio_err,"Malloc failure\n");
1707                 goto err;
1708                 }
1709
1710         rrow=TXT_DB_get_by_index(db,DB_name,row);
1711         if (rrow != NULL)
1712                 {
1713                 BIO_printf(bio_err,"ERROR:There is already a certificate for %s\n",
1714                         row[DB_name]);
1715                 }
1716         else
1717                 {
1718                 rrow=TXT_DB_get_by_index(db,DB_serial,row);
1719                 if (rrow != NULL)
1720                         {
1721                         BIO_printf(bio_err,"ERROR:Serial number %s has already been issued,\n",
1722                                 row[DB_serial]);
1723                         BIO_printf(bio_err,"      check the database/serial_file for corruption\n");
1724                         }
1725                 }
1726
1727         if (rrow != NULL)
1728                 {
1729                 BIO_printf(bio_err,
1730                         "The matching entry has the following details\n");
1731                 if (rrow[DB_type][0] == 'E')
1732                         p="Expired";
1733                 else if (rrow[DB_type][0] == 'R')
1734                         p="Revoked";
1735                 else if (rrow[DB_type][0] == 'V')
1736                         p="Valid";
1737                 else
1738                         p="\ninvalid type, Data base error\n";
1739                 BIO_printf(bio_err,"Type          :%s\n",p);;
1740                 if (rrow[DB_type][0] == 'R')
1741                         {
1742                         p=rrow[DB_exp_date]; if (p == NULL) p="undef";
1743                         BIO_printf(bio_err,"Was revoked on:%s\n",p);
1744                         }
1745                 p=rrow[DB_exp_date]; if (p == NULL) p="undef";
1746                 BIO_printf(bio_err,"Expires on    :%s\n",p);
1747                 p=rrow[DB_serial]; if (p == NULL) p="undef";
1748                 BIO_printf(bio_err,"Serial Number :%s\n",p);
1749                 p=rrow[DB_file]; if (p == NULL) p="undef";
1750                 BIO_printf(bio_err,"File name     :%s\n",p);
1751                 p=rrow[DB_name]; if (p == NULL) p="undef";
1752                 BIO_printf(bio_err,"Subject Name  :%s\n",p);
1753                 ok= -1; /* This is now a 'bad' error. */
1754                 goto err;
1755                 }
1756
1757         /* We are now totaly happy, lets make and sign the certificate */
1758         if (verbose)
1759                 BIO_printf(bio_err,"Everything appears to be ok, creating and signing the certificate\n");
1760
1761         if ((ret=X509_new()) == NULL) goto err;
1762         ci=ret->cert_info;
1763
1764 #ifdef X509_V3
1765         /* Make it an X509 v3 certificate. */
1766         if (!X509_set_version(x509,2)) goto err;
1767 #endif
1768
1769         if (BN_to_ASN1_INTEGER(serial,ci->serialNumber) == NULL)
1770                 goto err;
1771         if (!X509_set_issuer_name(ret,X509_get_subject_name(x509)))
1772                 goto err;
1773
1774         BIO_printf(bio_err,"Certificate is to be certified until ");
1775         if (strcmp(startdate,"today") == 0)
1776                 X509_gmtime_adj(X509_get_notBefore(ret),0);
1777         else ASN1_UTCTIME_set_string(X509_get_notBefore(ret),startdate);
1778
1779         if (enddate == NULL)
1780                 X509_gmtime_adj(X509_get_notAfter(ret),(long)60*60*24*days);
1781         else ASN1_UTCTIME_set_string(X509_get_notAfter(ret),enddate);
1782
1783         ASN1_UTCTIME_print(bio_err,X509_get_notAfter(ret));
1784         if(days) BIO_printf(bio_err," (%d days)",days);
1785         BIO_printf(bio_err, "\n");
1786
1787         if (!X509_set_subject_name(ret,subject)) goto err;
1788
1789         pktmp=X509_REQ_get_pubkey(req);
1790         i = X509_set_pubkey(ret,pktmp);
1791         EVP_PKEY_free(pktmp);
1792         if (!i) goto err;
1793
1794         /* Lets add the extensions, if there are any */
1795         if (ext_sect)
1796                 {
1797                 X509V3_CTX ctx;
1798                 if (ci->version == NULL)
1799                         if ((ci->version=ASN1_INTEGER_new()) == NULL)
1800                                 goto err;
1801                 ASN1_INTEGER_set(ci->version,2); /* version 3 certificate */
1802
1803                 /* Free the current entries if any, there should not
1804                  * be any I belive */
1805                 if (ci->extensions != NULL)
1806                         sk_X509_EXTENSION_pop_free(ci->extensions,
1807                                                    X509_EXTENSION_free);
1808
1809                 ci->extensions = NULL;
1810
1811                 X509V3_set_ctx(&ctx, x509, ret, req, NULL, 0);
1812                 X509V3_set_conf_lhash(&ctx, lconf);
1813
1814                 if(!X509V3_EXT_add_conf(lconf, &ctx, ext_sect, ret)) goto err;
1815
1816                 }
1817
1818
1819         if (!batch)
1820                 {
1821                 BIO_printf(bio_err,"Sign the certificate? [y/n]:");
1822                 (void)BIO_flush(bio_err);
1823                 buf[0]='\0';
1824                 fgets(buf,sizeof(buf)-1,stdin);
1825                 if (!((buf[0] == 'y') || (buf[0] == 'Y')))
1826                         {
1827                         BIO_printf(bio_err,"CERTIFICATE WILL NOT BE CERTIFIED\n");
1828                         ok=0;
1829                         goto err;
1830                         }
1831                 }
1832
1833
1834 #ifndef NO_DSA
1835         if (pkey->type == EVP_PKEY_DSA) dgst=EVP_dss1();
1836         pktmp=X509_get_pubkey(ret);
1837         if (EVP_PKEY_missing_parameters(pktmp) &&
1838                 !EVP_PKEY_missing_parameters(pkey))
1839                 EVP_PKEY_copy_parameters(pktmp,pkey);
1840         EVP_PKEY_free(pktmp);
1841 #endif
1842
1843         if (!X509_sign(ret,pkey,dgst))
1844                 goto err;
1845
1846         /* We now just add it to the database */
1847         row[DB_type]=(char *)Malloc(2);
1848
1849         tm=X509_get_notAfter(ret);
1850         row[DB_exp_date]=(char *)Malloc(tm->length+1);
1851         memcpy(row[DB_exp_date],tm->data,tm->length);
1852         row[DB_exp_date][tm->length]='\0';
1853
1854         row[DB_rev_date]=NULL;
1855
1856         /* row[DB_serial] done already */
1857         row[DB_file]=(char *)Malloc(8);
1858         /* row[DB_name] done already */
1859
1860         if ((row[DB_type] == NULL) || (row[DB_exp_date] == NULL) ||
1861                 (row[DB_file] == NULL))
1862                 {
1863                 BIO_printf(bio_err,"Malloc failure\n");
1864                 goto err;
1865                 }
1866         strcpy(row[DB_file],"unknown");
1867         row[DB_type][0]='V';
1868         row[DB_type][1]='\0';
1869
1870         if ((irow=(char **)Malloc(sizeof(char *)*(DB_NUMBER+1))) == NULL)
1871                 {
1872                 BIO_printf(bio_err,"Malloc failure\n");
1873                 goto err;
1874                 }
1875
1876         for (i=0; i<DB_NUMBER; i++)
1877                 {
1878                 irow[i]=row[i];
1879                 row[i]=NULL;
1880                 }
1881         irow[DB_NUMBER]=NULL;
1882
1883         if (!TXT_DB_insert(db,irow))
1884                 {
1885                 BIO_printf(bio_err,"failed to update database\n");
1886                 BIO_printf(bio_err,"TXT_DB error number %ld\n",db->error);
1887                 goto err;
1888                 }
1889         ok=1;
1890 err:
1891         for (i=0; i<DB_NUMBER; i++)
1892                 if (row[i] != NULL) Free(row[i]);
1893
1894         if (CAname != NULL)
1895                 X509_NAME_free(CAname);
1896         if (subject != NULL)
1897                 X509_NAME_free(subject);
1898         if (ok <= 0)
1899                 {
1900                 if (ret != NULL) X509_free(ret);
1901                 ret=NULL;
1902                 }
1903         else
1904                 *xret=ret;
1905         return(ok);
1906         }
1907
1908 static void write_new_certificate(BIO *bp, X509 *x, int output_der)
1909         {
1910         char *f;
1911         char buf[256];
1912
1913         if (output_der)
1914                 {
1915                 (void)i2d_X509_bio(bp,x);
1916                 return;
1917                 }
1918
1919         f=X509_NAME_oneline(X509_get_issuer_name(x),buf,256);
1920         BIO_printf(bp,"issuer :%s\n",f);
1921
1922         f=X509_NAME_oneline(X509_get_subject_name(x),buf,256);
1923         BIO_printf(bp,"subject:%s\n",f);
1924
1925         BIO_puts(bp,"serial :");
1926         i2a_ASN1_INTEGER(bp,x->cert_info->serialNumber);
1927         BIO_puts(bp,"\n\n");
1928         X509_print(bp,x);
1929         BIO_puts(bp,"\n");
1930         PEM_write_bio_X509(bp,x);
1931         BIO_puts(bp,"\n");
1932         }
1933
1934 static int certify_spkac(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
1935              const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
1936              BIGNUM *serial, char *startdate, char *enddate, int days,
1937              char *ext_sect, LHASH *lconf, int verbose)
1938         {
1939         STACK_OF(CONF_VALUE) *sk=NULL;
1940         LHASH *parms=NULL;
1941         X509_REQ *req=NULL;
1942         CONF_VALUE *cv=NULL;
1943         NETSCAPE_SPKI *spki = NULL;
1944         X509_REQ_INFO *ri;
1945         char *type,*buf;
1946         EVP_PKEY *pktmp=NULL;
1947         X509_NAME *n=NULL;
1948         X509_NAME_ENTRY *ne=NULL;
1949         int ok= -1,i,j;
1950         long errline;
1951         int nid;
1952
1953         /*
1954          * Load input file into a hash table.  (This is just an easy
1955          * way to read and parse the file, then put it into a convenient
1956          * STACK format).
1957          */
1958         parms=CONF_load(NULL,infile,&errline);
1959         if (parms == NULL)
1960                 {
1961                 BIO_printf(bio_err,"error on line %ld of %s\n",errline,infile);
1962                 ERR_print_errors(bio_err);
1963                 goto err;
1964                 }
1965
1966         sk=CONF_get_section(parms, "default");
1967         if (sk_CONF_VALUE_num(sk) == 0)
1968                 {
1969                 BIO_printf(bio_err, "no name/value pairs found in %s\n", infile);
1970                 CONF_free(parms);
1971                 goto err;
1972                 }
1973
1974         /*
1975          * Now create a dummy X509 request structure.  We don't actually
1976          * have an X509 request, but we have many of the components
1977          * (a public key, various DN components).  The idea is that we
1978          * put these components into the right X509 request structure
1979          * and we can use the same code as if you had a real X509 request.
1980          */
1981         req=X509_REQ_new();
1982         if (req == NULL)
1983                 {
1984                 ERR_print_errors(bio_err);
1985                 goto err;
1986                 }
1987
1988         /*
1989          * Build up the subject name set.
1990          */
1991         ri=req->req_info;
1992         n = ri->subject;
1993
1994         for (i = 0; ; i++)
1995                 {
1996                 if (sk_CONF_VALUE_num(sk) <= i) break;
1997
1998                 cv=sk_CONF_VALUE_value(sk,i);
1999                 type=cv->name;
2000                 /* Skip past any leading X. X: X, etc to allow for
2001                  * multiple instances
2002                  */
2003                 for(buf = cv->name; *buf ; buf++)
2004                         if ((*buf == ':') || (*buf == ',') || (*buf == '.')) {
2005                                         buf++;
2006                                         if(*buf) type = buf;
2007                                         break;
2008                 }
2009
2010                 buf=cv->value;
2011                 if ((nid=OBJ_txt2nid(type)) == NID_undef)
2012                         {
2013                         if (strcmp(type, "SPKAC") == 0)
2014                                 {
2015                                 spki = NETSCAPE_SPKI_b64_decode(cv->value, -1);
2016                                 if (spki == NULL)
2017                                         {
2018                                         BIO_printf(bio_err,"unable to load Netscape SPKAC structure\n");
2019                                         ERR_print_errors(bio_err);
2020                                         goto err;
2021                                         }
2022                                 }
2023                         continue;
2024                         }
2025
2026                 j=ASN1_PRINTABLE_type((unsigned char *)buf,-1);
2027                 if (fix_data(nid, &j) == 0)
2028                         {
2029                         BIO_printf(bio_err,
2030                                 "invalid characters in string %s\n",buf);
2031                         goto err;
2032                         }
2033
2034                 if ((ne=X509_NAME_ENTRY_create_by_NID(&ne,nid,j,
2035                         (unsigned char *)buf,
2036                         strlen(buf))) == NULL)
2037                         goto err;
2038
2039                 if (!X509_NAME_add_entry(n,ne,X509_NAME_entry_count(n),0))
2040                         goto err;
2041                 }
2042         if (spki == NULL)
2043                 {
2044                 BIO_printf(bio_err,"Netscape SPKAC structure not found in %s\n",
2045                         infile);
2046                 goto err;
2047                 }
2048
2049         /*
2050          * Now extract the key from the SPKI structure.
2051          */
2052
2053         BIO_printf(bio_err,"Check that the SPKAC request matches the signature\n");
2054
2055         if ((pktmp=NETSCAPE_SPKI_get_pubkey(spki)) == NULL)
2056                 {
2057                 BIO_printf(bio_err,"error unpacking SPKAC public key\n");
2058                 goto err;
2059                 }
2060
2061         j = NETSCAPE_SPKI_verify(spki, pktmp);
2062         if (j <= 0)
2063                 {
2064                 BIO_printf(bio_err,"signature verification failed on SPKAC public key\n");
2065                 goto err;
2066                 }
2067         BIO_printf(bio_err,"Signature ok\n");
2068
2069         X509_REQ_set_pubkey(req,pktmp);
2070         EVP_PKEY_free(pktmp);
2071         ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate,enddate,
2072                    days,1,verbose,req,ext_sect,lconf);
2073 err:
2074         if (req != NULL) X509_REQ_free(req);
2075         if (parms != NULL) CONF_free(parms);
2076         if (spki != NULL) NETSCAPE_SPKI_free(spki);
2077         if (ne != NULL) X509_NAME_ENTRY_free(ne);
2078
2079         return(ok);
2080         }
2081
2082 static int fix_data(int nid, int *type)
2083         {
2084         if (nid == NID_pkcs9_emailAddress)
2085                 *type=V_ASN1_IA5STRING;
2086         if ((nid == NID_commonName) && (*type == V_ASN1_IA5STRING))
2087                 *type=V_ASN1_T61STRING;
2088         if ((nid == NID_pkcs9_challengePassword) && (*type == V_ASN1_IA5STRING))
2089                 *type=V_ASN1_T61STRING;
2090         if ((nid == NID_pkcs9_unstructuredName) && (*type == V_ASN1_T61STRING))
2091                 return(0);
2092         if (nid == NID_pkcs9_unstructuredName)
2093                 *type=V_ASN1_IA5STRING;
2094         return(1);
2095         }
2096
2097 static int check_time_format(char *str)
2098         {
2099         ASN1_UTCTIME tm;
2100
2101         tm.data=(unsigned char *)str;
2102         tm.length=strlen(str);
2103         tm.type=V_ASN1_UTCTIME;
2104         return(ASN1_UTCTIME_check(&tm));
2105         }
2106
2107 static int add_oid_section(LHASH *hconf)
2108 {
2109         char *p;
2110         STACK_OF(CONF_VALUE) *sktmp;
2111         CONF_VALUE *cnf;
2112         int i;
2113         if(!(p=CONF_get_string(hconf,NULL,"oid_section"))) return 1;
2114         if(!(sktmp = CONF_get_section(hconf, p))) {
2115                 BIO_printf(bio_err, "problem loading oid section %s\n", p);
2116                 return 0;
2117         }
2118         for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
2119                 cnf = sk_CONF_VALUE_value(sktmp, i);
2120                 if(OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
2121                         BIO_printf(bio_err, "problem creating object %s=%s\n",
2122                                                          cnf->name, cnf->value);
2123                         return 0;
2124                 }
2125         }
2126         return 1;
2127 }
2128
2129 static int do_revoke(X509 *x509, TXT_DB *db)
2130 {
2131         ASN1_UTCTIME *tm=NULL;
2132         char *row[DB_NUMBER],**rrow,**irow;
2133         int ok=-1,i;
2134
2135         for (i=0; i<DB_NUMBER; i++)
2136                 row[i]=NULL;
2137         row[DB_name]=X509_NAME_oneline(x509->cert_info->subject,NULL,0);
2138         row[DB_serial]=BN_bn2hex(ASN1_INTEGER_to_BN(x509->cert_info->serialNumber,NULL));
2139         if ((row[DB_name] == NULL) || (row[DB_serial] == NULL))
2140                 {
2141                 BIO_printf(bio_err,"Malloc failure\n");
2142                 goto err;
2143                 }
2144         rrow=TXT_DB_get_by_index(db,DB_name,row);
2145         if (rrow == NULL)
2146                 {
2147                 BIO_printf(bio_err,"Adding Entry to DB for %s\n", row[DB_name]);
2148
2149                 /* We now just add it to the database */
2150                 row[DB_type]=(char *)Malloc(2);
2151
2152                 tm=X509_get_notAfter(x509);
2153                 row[DB_exp_date]=(char *)Malloc(tm->length+1);
2154                 memcpy(row[DB_exp_date],tm->data,tm->length);
2155                 row[DB_exp_date][tm->length]='\0';
2156
2157                 row[DB_rev_date]=NULL;
2158
2159                 /* row[DB_serial] done already */
2160                 row[DB_file]=(char *)Malloc(8);
2161
2162                 /* row[DB_name] done already */
2163
2164                 if ((row[DB_type] == NULL) || (row[DB_exp_date] == NULL) ||
2165                         (row[DB_file] == NULL))
2166                         {
2167                         BIO_printf(bio_err,"Malloc failure\n");
2168                         goto err;
2169                         }
2170                 strcpy(row[DB_file],"unknown");
2171                 row[DB_type][0]='V';
2172                 row[DB_type][1]='\0';
2173
2174                 if ((irow=(char **)Malloc(sizeof(char *)*(DB_NUMBER+1))) == NULL)
2175                         {
2176                         BIO_printf(bio_err,"Malloc failure\n");
2177                         goto err;
2178                         }
2179
2180                 for (i=0; i<DB_NUMBER; i++)
2181                         {
2182                         irow[i]=row[i];
2183                         row[i]=NULL;
2184                         }
2185                 irow[DB_NUMBER]=NULL;
2186
2187                 if (!TXT_DB_insert(db,irow))
2188                         {
2189                         BIO_printf(bio_err,"failed to update database\n");
2190                         BIO_printf(bio_err,"TXT_DB error number %ld\n",db->error);
2191                         goto err;
2192                         }
2193
2194                 /* Revoke Certificate */
2195                 do_revoke(x509,db);
2196
2197                 ok=1;
2198                 goto err;
2199
2200                 }
2201         else if (index_serial_cmp(row,rrow))
2202                 {
2203                 BIO_printf(bio_err,"ERROR:no same serial number %s\n",
2204                            row[DB_serial]);
2205                 goto err;
2206                 }
2207         else if (rrow[DB_type][0]=='R')
2208                 {
2209                 BIO_printf(bio_err,"ERROR:Already revoked, serial number %s\n",
2210                            row[DB_serial]);
2211                 goto err;
2212                 }
2213         else
2214                 {
2215                 BIO_printf(bio_err,"Revoking Certificate %s.\n", rrow[DB_serial]);
2216                 tm=X509_gmtime_adj(tm,0);
2217                 rrow[DB_type][0]='R';
2218                 rrow[DB_type][1]='\0';
2219                 rrow[DB_rev_date]=(char *)Malloc(tm->length+1);
2220                 memcpy(rrow[DB_rev_date],tm->data,tm->length);
2221                 rrow[DB_rev_date][tm->length]='\0';
2222                 }
2223         ok=1;
2224 err:
2225         for (i=0; i<DB_NUMBER; i++)
2226                 {
2227                 if (row[i] != NULL)
2228                         Free(row[i]);
2229                 }
2230         ASN1_UTCTIME_free(tm);
2231         return(ok);
2232 }
2233