apps/ca.c

   1 /* apps/ca.c */
   2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
   3  * All rights reserved.
   4  *
   5  * This package is an SSL implementation written
   6  * by Eric Young (eay@cryptsoft.com).
   7  * The implementation was written so as to conform with Netscapes SSL.
   8  *
   9  * This library is free for commercial and non-commercial use as long as
  10  * the following conditions are aheared to.  The following conditions
  11  * apply to all code found in this distribution, be it the RC4, RSA,
  12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  13  * included with this distribution is covered by the same copyright terms
  14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  15  *
  16  * Copyright remains Eric Young's, and as such any Copyright notices in
  17  * the code are not to be removed.
  18  * If this package is used in a product, Eric Young should be given attribution
  19  * as the author of the parts of the library used.
  20  * This can be in the form of a textual message at program startup or
  21  * in documentation (online or textual) provided with the package.
  22  *
  23  * Redistribution and use in source and binary forms, with or without
  24  * modification, are permitted provided that the following conditions
  25  * are met:
  26  * 1. Redistributions of source code must retain the copyright
  27  *    notice, this list of conditions and the following disclaimer.
  28  * 2. Redistributions in binary form must reproduce the above copyright
  29  *    notice, this list of conditions and the following disclaimer in the
  30  *    documentation and/or other materials provided with the distribution.
  31  * 3. All advertising materials mentioning features or use of this software
  32  *    must display the following acknowledgement:
  33  *    "This product includes cryptographic software written by
  34  *     Eric Young (eay@cryptsoft.com)"
  35  *    The word 'cryptographic' can be left out if the rouines from the library
  36  *    being used are not cryptographic related :-).
  37  * 4. If you include any Windows specific code (or a derivative thereof) from
  38  *    the apps directory (application code) you must include an acknowledgement:
  39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  40  *
  41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  51  * SUCH DAMAGE.
  52  *
  53  * The licence and distribution terms for any publically available version or
  54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  55  * copied and put under another distribution licence
  56  * [including the GNU Public Licence.]
  57  */
  58
  59 /* The PPKI stuff has been donated by Jeff Barber <jeffb@issl.atl.hp.com> */
  60
  61 #include <stdio.h>
  62 #include <stdlib.h>
  63 #include <string.h>
  64 #include <sys/types.h>
  65 #include <sys/stat.h>
  66 #include "apps.h"
  67 #include <openssl/conf.h>
  68 #include <openssl/bio.h>
  69 #include <openssl/err.h>
  70 #include <openssl/bn.h>
  71 #include <openssl/txt_db.h>
  72 #include <openssl/evp.h>
  73 #include <openssl/x509.h>
  74 #include <openssl/x509v3.h>
  75 #include <openssl/objects.h>
  76 #include <openssl/pem.h>
  77
  78 #ifndef W_OK
  79 #  ifdef VMS
  80 #    if defined(__DECC)
  81 #      include <unistd.h>
  82 #    else
  83 #      include <unixlib.h>
  84 #    endif
  85 #  else
  86 #    include <sys/file.h>
  87 #  endif
  88 #endif
  89
  90 #ifndef W_OK
  91 #  define F_OK 0
  92 #  define X_OK 1
  93 #  define W_OK 2
  94 #  define R_OK 4
  95 #endif
  96
  97 #undef PROG
  98 #define PROG ca_main
  99
 100 #define BASE_SECTION    "ca"
 101 #define CONFIG_FILE "openssl.cnf"
 102
 103 #define ENV_DEFAULT_CA          "default_ca"
 104
 105 #define ENV_DIR                 "dir"
 106 #define ENV_CERTS               "certs"
 107 #define ENV_CRL_DIR             "crl_dir"
 108 #define ENV_CA_DB               "CA_DB"
 109 #define ENV_NEW_CERTS_DIR       "new_certs_dir"
 110 #define ENV_CERTIFICATE         "certificate"
 111 #define ENV_SERIAL              "serial"
 112 #define ENV_CRL                 "crl"
 113 #define ENV_PRIVATE_KEY         "private_key"
 114 #define ENV_RANDFILE            "RANDFILE"
 115 #define ENV_DEFAULT_DAYS        "default_days"
 116 #define ENV_DEFAULT_STARTDATE   "default_startdate"
 117 #define ENV_DEFAULT_ENDDATE     "default_enddate"
 118 #define ENV_DEFAULT_CRL_DAYS    "default_crl_days"
 119 #define ENV_DEFAULT_CRL_HOURS   "default_crl_hours"
 120 #define ENV_DEFAULT_MD          "default_md"
 121 #define ENV_PRESERVE            "preserve"
 122 #define ENV_POLICY              "policy"
 123 #define ENV_EXTENSIONS          "x509_extensions"
 124 #define ENV_CRLEXT              "crl_extensions"
 125 #define ENV_MSIE_HACK           "msie_hack"
 126
 127 #define ENV_DATABASE            "database"
 128
 129 #define DB_type         0
 130 #define DB_exp_date     1
 131 #define DB_rev_date     2
 132 #define DB_serial       3       /* index - unique */
 133 #define DB_file         4
 134 #define DB_name         5       /* index - unique for active */
 135 #define DB_NUMBER       6
 136
 137 #define DB_TYPE_REV     'R'
 138 #define DB_TYPE_EXP     'E'
 139 #define DB_TYPE_VAL     'V'
 140
 141 static char *ca_usage[]={
 142 "usage: ca args\n",
 143 "\n",
 144 " -verbose        - Talk alot while doing things\n",
 145 " -config file    - A config file\n",
 146 " -name arg       - The particular CA definition to use\n",
 147 " -gencrl         - Generate a new CRL\n",
 148 " -crldays days   - Days is when the next CRL is due\n",
 149 " -crlhours hours - Hours is when the next CRL is due\n",
 150 " -startdate YYMMDDHHMMSSZ  - certificate validity notBefore\n",
 151 " -enddate YYMMDDHHMMSSZ    - certificate validity notAfter (overrides -days)\n",
 152 " -days arg       - number of days to certify the certificate for\n",
 153 " -md arg         - md to use, one of md2, md5, sha or sha1\n",
 154 " -policy arg     - The CA 'policy' to support\n",
 155 " -keyfile arg    - PEM private key file\n",
 156 " -key arg        - key to decode the private key if it is encrypted\n",
 157 " -cert file      - The CA certificate\n",
 158 " -in file        - The input PEM encoded certificate request(s)\n",
 159 " -out file       - Where to put the output file(s)\n",
 160 " -outdir dir     - Where to put output certificates\n",
 161 " -infiles ....   - The last argument, requests to process\n",
 162 " -spkac file     - File contains DN and signed public key and challenge\n",
 163 " -ss_cert file   - File contains a self signed cert to sign\n",
 164 " -preserveDN     - Don't re-order the DN\n",
 165 " -batch          - Don't ask questions\n",
 166 " -msie_hack      - msie modifications to handle all those universal strings\n",
 167 " -revoke file    - Revoke a certificate (given in file)\n",
 168 " -extensions ..  - Extension section (override value in config file)\n",
 169 " -crlexts ..     - CRL extension section (override value in config file)\n",
 170 NULL
 171 };
 172
 173 #ifdef EFENCE
 174 extern int EF_PROTECT_FREE;
 175 extern int EF_PROTECT_BELOW;
 176 extern int EF_ALIGNMENT;
 177 #endif
 178
 179 static int add_oid_section(LHASH *conf);
 180 static void lookup_fail(char *name,char *tag);
 181 static int MS_CALLBACK key_callback(char *buf,int len,int verify,void *u);
 182 static unsigned long index_serial_hash(char **a);
 183 static int index_serial_cmp(char **a, char **b);
 184 static unsigned long index_name_hash(char **a);
 185 static int index_name_qual(char **a);
 186 static int index_name_cmp(char **a,char **b);
 187 static BIGNUM *load_serial(char *serialfile);
 188 static int save_serial(char *serialfile, BIGNUM *serial);
 189 static int certify(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
 190                    const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,TXT_DB *db,
 191                    BIGNUM *serial, char *startdate,char *enddate, int days,
 192                    int batch, char *ext_sect, LHASH *conf,int verbose);
 193 static int certify_cert(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
 194                         const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,
 195                         TXT_DB *db, BIGNUM *serial,char *startdate,
 196                         char *enddate, int days, int batch, char *ext_sect,
 197                         LHASH *conf,int verbose);
 198 static int certify_spkac(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
 199                          const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,
 200                          TXT_DB *db, BIGNUM *serial,char *startdate,
 201                          char *enddate, int days, char *ext_sect,LHASH *conf,
 202                                 int verbose);
 203 static int fix_data(int nid, int *type);
 204 static void write_new_certificate(BIO *bp, X509 *x, int output_der);
 205 static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst,
 206         STACK_OF(CONF_VALUE) *policy, TXT_DB *db, BIGNUM *serial,
 207         char *startdate, char *enddate, int days, int batch, int verbose,
 208         X509_REQ *req, char *ext_sect, LHASH *conf);
 209 static int do_revoke(X509 *x509, TXT_DB *db);
 210 static int check_time_format(char *str);
 211 static LHASH *conf=NULL;
 212 static char *key=NULL;
 213 static char *section=NULL;
 214
 215 static int preserve=0;
 216 static int msie_hack=0;
 217
 218 int MAIN(int argc, char **argv)
 219         {
 220         int total=0;
 221         int total_done=0;
 222         int badops=0;
 223         int ret=1;
 224         int req=0;
 225         int verbose=0;
 226         int gencrl=0;
 227         int dorevoke=0;
 228         long crldays=0;
 229         long crlhours=0;
 230         long errorline= -1;
 231         char *configfile=NULL;
 232         char *md=NULL;
 233         char *policy=NULL;
 234         char *keyfile=NULL;
 235         char *certfile=NULL;
 236         char *infile=NULL;
 237         char *spkac_file=NULL;
 238         char *ss_cert_file=NULL;
 239         EVP_PKEY *pkey=NULL;
 240         int output_der = 0;
 241         char *outfile=NULL;
 242         char *outdir=NULL;
 243         char *serialfile=NULL;
 244         char *extensions=NULL;
 245         char *crl_ext=NULL;
 246         BIGNUM *serial=NULL;
 247         char *startdate=NULL;
 248         char *enddate=NULL;
 249         int days=0;
 250         int batch=0;
 251         X509 *x509=NULL;
 252         X509 *x=NULL;
 253         BIO *in=NULL,*out=NULL,*Sout=NULL,*Cout=NULL;
 254         char *dbfile=NULL;
 255         TXT_DB *db=NULL;
 256         X509_CRL *crl=NULL;
 257         X509_CRL_INFO *ci=NULL;
 258         X509_REVOKED *r=NULL;
 259         char **pp,*p,*f;
 260         int i,j;
 261         long l;
 262         const EVP_MD *dgst=NULL;
 263         STACK_OF(CONF_VALUE) *attribs=NULL;
 264         STACK *cert_sk=NULL;
 265         BIO *hex=NULL;
 266 #undef BSIZE
 267 #define BSIZE 256
 268         MS_STATIC char buf[3][BSIZE];
 269
 270 #ifdef EFENCE
 271 EF_PROTECT_FREE=1;
 272 EF_PROTECT_BELOW=1;
 273 EF_ALIGNMENT=0;
 274 #endif
 275
 276         apps_startup();
 277
 278         conf = NULL;
 279         key = NULL;
 280         section = NULL;
 281
 282         X509V3_add_standard_extensions();
 283
 284         preserve=0;
 285         msie_hack=0;
 286         if (bio_err == NULL)
 287                 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
 288                         BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
 289
 290         argc--;
 291         argv++;
 292         while (argc >= 1)
 293                 {
 294                 if      (strcmp(*argv,"-verbose") == 0)
 295                         verbose=1;
 296                 else if (strcmp(*argv,"-config") == 0)
 297                         {
 298                         if (--argc < 1) goto bad;
 299                         configfile= *(++argv);
 300                         }
 301                 else if (strcmp(*argv,"-name") == 0)
 302                         {
 303                         if (--argc < 1) goto bad;
 304                         section= *(++argv);
 305                         }
 306                 else if (strcmp(*argv,"-startdate") == 0)
 307                         {
 308                         if (--argc < 1) goto bad;
 309                         startdate= *(++argv);
 310                         }
 311                 else if (strcmp(*argv,"-enddate") == 0)
 312                         {
 313                         if (--argc < 1) goto bad;
 314                         enddate= *(++argv);
 315                         }
 316                 else if (strcmp(*argv,"-days") == 0)
 317                         {
 318                         if (--argc < 1) goto bad;
 319                         days=atoi(*(++argv));
 320                         }
 321                 else if (strcmp(*argv,"-md") == 0)
 322                         {
 323                         if (--argc < 1) goto bad;
 324                         md= *(++argv);
 325                         }
 326                 else if (strcmp(*argv,"-policy") == 0)
 327                         {
 328                         if (--argc < 1) goto bad;
 329                         policy= *(++argv);
 330                         }
 331                 else if (strcmp(*argv,"-keyfile") == 0)
 332                         {
 333                         if (--argc < 1) goto bad;
 334                         keyfile= *(++argv);
 335                         }
 336                 else if (strcmp(*argv,"-key") == 0)
 337                         {
 338                         if (--argc < 1) goto bad;
 339                         key= *(++argv);
 340                         }
 341                 else if (strcmp(*argv,"-cert") == 0)
 342                         {
 343                         if (--argc < 1) goto bad;
 344                         certfile= *(++argv);
 345                         }
 346                 else if (strcmp(*argv,"-in") == 0)
 347                         {
 348                         if (--argc < 1) goto bad;
 349                         infile= *(++argv);
 350                         req=1;
 351                         }
 352                 else if (strcmp(*argv,"-out") == 0)
 353                         {
 354                         if (--argc < 1) goto bad;
 355                         outfile= *(++argv);
 356                         }
 357                 else if (strcmp(*argv,"-outdir") == 0)
 358                         {
 359                         if (--argc < 1) goto bad;
 360                         outdir= *(++argv);
 361                         }
 362                 else if (strcmp(*argv,"-batch") == 0)
 363                         batch=1;
 364                 else if (strcmp(*argv,"-preserveDN") == 0)
 365                         preserve=1;
 366                 else if (strcmp(*argv,"-gencrl") == 0)
 367                         gencrl=1;
 368                 else if (strcmp(*argv,"-msie_hack") == 0)
 369                         msie_hack=1;
 370                 else if (strcmp(*argv,"-crldays") == 0)
 371                         {
 372                         if (--argc < 1) goto bad;
 373                         crldays= atol(*(++argv));
 374                         }
 375                 else if (strcmp(*argv,"-crlhours") == 0)
 376                         {
 377                         if (--argc < 1) goto bad;
 378                         crlhours= atol(*(++argv));
 379                         }
 380                 else if (strcmp(*argv,"-infiles") == 0)
 381                         {
 382                         argc--;
 383                         argv++;
 384                         req=1;
 385                         break;
 386                         }
 387                 else if (strcmp(*argv, "-ss_cert") == 0)
 388                         {
 389                         if (--argc < 1) goto bad;
 390                         ss_cert_file = *(++argv);
 391                         req=1;
 392                         }
 393                 else if (strcmp(*argv, "-spkac") == 0)
 394                         {
 395                         if (--argc < 1) goto bad;
 396                         spkac_file = *(++argv);
 397                         req=1;
 398                         }
 399                 else if (strcmp(*argv,"-revoke") == 0)
 400                         {
 401                         if (--argc < 1) goto bad;
 402                         infile= *(++argv);
 403                         dorevoke=1;
 404                         }
 405                 else if (strcmp(*argv,"-extensions") == 0)
 406                         {
 407                         if (--argc < 1) goto bad;
 408                         extensions= *(++argv);
 409                         }
 410                 else if (strcmp(*argv,"-crlexts") == 0)
 411                         {
 412                         if (--argc < 1) goto bad;
 413                         crl_ext= *(++argv);
 414                         }
 415                 else
 416                         {
 417 bad:
 418                         BIO_printf(bio_err,"unknown option %s\n",*argv);
 419                         badops=1;
 420                         break;
 421                         }
 422                 argc--;
 423                 argv++;
 424                 }
 425
 426         if (badops)
 427                 {
 428                 for (pp=ca_usage; (*pp != NULL); pp++)
 429                         BIO_printf(bio_err,*pp);
 430                 goto err;
 431                 }
 432
 433         ERR_load_crypto_strings();
 434
 435         /*****************************************************************/
 436         if (configfile == NULL) configfile = getenv("OPENSSL_CONF");
 437         if (configfile == NULL) configfile = getenv("SSLEAY_CONF");
 438         if (configfile == NULL)
 439                 {
 440                 /* We will just use 'buf[0]' as a temporary buffer.  */
 441 #ifdef VMS
 442                 strncpy(buf[0],X509_get_default_cert_area(),
 443                         sizeof(buf[0])-1-sizeof(CONFIG_FILE));
 444 #else
 445                 strncpy(buf[0],X509_get_default_cert_area(),
 446                         sizeof(buf[0])-2-sizeof(CONFIG_FILE));
 447                 strcat(buf[0],"/");
 448 #endif
 449                 strcat(buf[0],CONFIG_FILE);
 450                 configfile=buf[0];
 451                 }
 452
 453         BIO_printf(bio_err,"Using configuration from %s\n",configfile);
 454         if ((conf=CONF_load(NULL,configfile,&errorline)) == NULL)
 455                 {
 456                 if (errorline <= 0)
 457                         BIO_printf(bio_err,"error loading the config file '%s'\n",
 458                                 configfile);
 459                 else
 460                         BIO_printf(bio_err,"error on line %ld of config file '%s'\n"
 461                                 ,errorline,configfile);
 462                 goto err;
 463                 }
 464
 465         /* Lets get the config section we are using */
 466         if (section == NULL)
 467                 {
 468                 section=CONF_get_string(conf,BASE_SECTION,ENV_DEFAULT_CA);
 469                 if (section == NULL)
 470                         {
 471                         lookup_fail(BASE_SECTION,ENV_DEFAULT_CA);
 472                         goto err;
 473                         }
 474                 }
 475
 476         if (conf != NULL)
 477                 {
 478                 p=CONF_get_string(conf,NULL,"oid_file");
 479                 if (p != NULL)
 480                         {
 481                         BIO *oid_bio;
 482
 483                         oid_bio=BIO_new_file(p,"r");
 484                         if (oid_bio == NULL)
 485                                 {
 486                                 /*
 487                                 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
 488                                 ERR_print_errors(bio_err);
 489                                 */
 490                                 ERR_clear_error();
 491                                 }
 492                         else
 493                                 {
 494                                 OBJ_create_objects(oid_bio);
 495                                 BIO_free(oid_bio);
 496                                 }
 497                         }
 498                 }
 499                 if(!add_oid_section(conf)) {
 500                         ERR_print_errors(bio_err);
 501                         goto err;
 502                 }
 503
 504         in=BIO_new(BIO_s_file());
 505         out=BIO_new(BIO_s_file());
 506         Sout=BIO_new(BIO_s_file());
 507         Cout=BIO_new(BIO_s_file());
 508         if ((in == NULL) || (out == NULL) || (Sout == NULL) || (Cout == NULL))
 509                 {
 510                 ERR_print_errors(bio_err);
 511                 goto err;
 512                 }
 513
 514         /*****************************************************************/
 515         /* we definitly need an public key, so lets get it */
 516
 517         if ((keyfile == NULL) && ((keyfile=CONF_get_string(conf,
 518                 section,ENV_PRIVATE_KEY)) == NULL))
 519                 {
 520                 lookup_fail(section,ENV_PRIVATE_KEY);
 521                 goto err;
 522                 }
 523         if (BIO_read_filename(in,keyfile) <= 0)
 524                 {
 525                 perror(keyfile);
 526                 BIO_printf(bio_err,"trying to load CA private key\n");
 527                 goto err;
 528                 }
 529         if (key == NULL)
 530                 pkey=PEM_read_bio_PrivateKey(in,NULL,NULL,NULL);
 531         else
 532                 {
 533                 pkey=PEM_read_bio_PrivateKey(in,NULL,key_callback,NULL);
 534                 memset(key,0,strlen(key));
 535                 }
 536         if (pkey == NULL)
 537                 {
 538                 BIO_printf(bio_err,"unable to load CA private key\n");
 539                 goto err;
 540                 }
 541
 542         /*****************************************************************/
 543         /* we need a certificate */
 544         if ((certfile == NULL) && ((certfile=CONF_get_string(conf,
 545                 section,ENV_CERTIFICATE)) == NULL))
 546                 {
 547                 lookup_fail(section,ENV_CERTIFICATE);
 548                 goto err;
 549                 }
 550         if (BIO_read_filename(in,certfile) <= 0)
 551                 {
 552                 perror(certfile);
 553                 BIO_printf(bio_err,"trying to load CA certificate\n");
 554                 goto err;
 555                 }
 556         x509=PEM_read_bio_X509(in,NULL,NULL,NULL);
 557         if (x509 == NULL)
 558                 {
 559                 BIO_printf(bio_err,"unable to load CA certificate\n");
 560                 goto err;
 561                 }
 562
 563         if (!X509_check_private_key(x509,pkey))
 564                 {
 565                 BIO_printf(bio_err,"CA certificate and CA private key do not match\n");
 566                 goto err;
 567                 }
 568
 569         f=CONF_get_string(conf,BASE_SECTION,ENV_PRESERVE);
 570         if ((f != NULL) && ((*f == 'y') || (*f == 'Y')))
 571                 preserve=1;
 572         f=CONF_get_string(conf,BASE_SECTION,ENV_MSIE_HACK);
 573         if ((f != NULL) && ((*f == 'y') || (*f == 'Y')))
 574                 msie_hack=1;
 575
 576         /*****************************************************************/
 577         /* lookup where to write new certificates */
 578         if ((outdir == NULL) && (req))
 579                 {
 580                 struct stat sb;
 581
 582                 if ((outdir=CONF_get_string(conf,section,ENV_NEW_CERTS_DIR))
 583                         == NULL)
 584                         {
 585                         BIO_printf(bio_err,"there needs to be defined a directory for new certificate to be placed in\n");
 586                         goto err;
 587                         }
 588 #ifdef VMS
 589                 /* For technical reasons, VMS misbehaves with X_OK */
 590                 if (access(outdir,R_OK|W_OK) != 0)
 591 #else
 592                 if (access(outdir,R_OK|W_OK|X_OK) != 0)
 593 #endif
 594                         {
 595                         BIO_printf(bio_err,"I am unable to acces the %s directory\n",outdir);
 596                         perror(outdir);
 597                         goto err;
 598                         }
 599
 600                 if (stat(outdir,&sb) != 0)
 601                         {
 602                         BIO_printf(bio_err,"unable to stat(%s)\n",outdir);
 603                         perror(outdir);
 604                         goto err;
 605                         }
 606                 if (!(sb.st_mode & S_IFDIR))
 607                         {
 608                         BIO_printf(bio_err,"%s need to be a directory\n",outdir);
 609                         perror(outdir);
 610                         goto err;
 611                         }
 612                 }
 613
 614         /*****************************************************************/
 615         /* we need to load the database file */
 616         if ((dbfile=CONF_get_string(conf,section,ENV_DATABASE)) == NULL)
 617                 {
 618                 lookup_fail(section,ENV_DATABASE);
 619                 goto err;
 620                 }
 621         if (BIO_read_filename(in,dbfile) <= 0)
 622                 {
 623                 perror(dbfile);
 624                 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
 625                 goto err;
 626                 }
 627         db=TXT_DB_read(in,DB_NUMBER);
 628         if (db == NULL) goto err;
 629
 630         /* Lets check some fields */
 631         for (i=0; i<sk_num(db->data); i++)
 632                 {
 633                 pp=(char **)sk_value(db->data,i);
 634                 if ((pp[DB_type][0] != DB_TYPE_REV) &&
 635                         (pp[DB_rev_date][0] != '\0'))
 636                         {
 637                         BIO_printf(bio_err,"entry %d: not revoked yet, but has a revocation date\n",i+1);
 638                         goto err;
 639                         }
 640                 if ((pp[DB_type][0] == DB_TYPE_REV) &&
 641                         !check_time_format(pp[DB_rev_date]))
 642                         {
 643                         BIO_printf(bio_err,"entry %d: invalid revocation date\n",
 644                                 i+1);
 645                         goto err;
 646                         }
 647                 if (!check_time_format(pp[DB_exp_date]))
 648                         {
 649                         BIO_printf(bio_err,"entry %d: invalid expiry date\n",i+1);
 650                         goto err;
 651                         }
 652                 p=pp[DB_serial];
 653                 j=strlen(p);
 654                 if ((j&1) || (j < 2))
 655                         {
 656                         BIO_printf(bio_err,"entry %d: bad serial number length (%d)\n",i+1,j);
 657                         goto err;
 658                         }
 659                 while (*p)
 660                         {
 661                         if (!(  ((*p >= '0') && (*p <= '9')) ||
 662                                 ((*p >= 'A') && (*p <= 'F')) ||
 663                                 ((*p >= 'a') && (*p <= 'f')))  )
 664                                 {
 665                                 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);
 666                                 goto err;
 667                                 }
 668                         p++;
 669                         }
 670                 }
 671         if (verbose)
 672                 {
 673                 BIO_set_fp(out,stdout,BIO_NOCLOSE|BIO_FP_TEXT); /* cannot fail */
 674                 TXT_DB_write(out,db);
 675                 BIO_printf(bio_err,"%d entries loaded from the database\n",
 676                         db->data->num);
 677                 BIO_printf(bio_err,"generating indexs\n");
 678                 }
 679
 680         if (!TXT_DB_create_index(db,DB_serial,NULL,index_serial_hash,
 681                 index_serial_cmp))
 682                 {
 683                 BIO_printf(bio_err,"error creating serial number index:(%ld,%ld,%ld)\n",db->error,db->arg1,db->arg2);
 684                 goto err;
 685                 }
 686
 687         if (!TXT_DB_create_index(db,DB_name,index_name_qual,index_name_hash,
 688                 index_name_cmp))
 689                 {
 690                 BIO_printf(bio_err,"error creating name index:(%ld,%ld,%ld)\n",
 691                         db->error,db->arg1,db->arg2);
 692                 goto err;
 693                 }
 694
 695         /*****************************************************************/
 696         if (req || gencrl)
 697                 {
 698                 if (outfile != NULL)
 699                         {
 700
 701                         if (BIO_write_filename(Sout,outfile) <= 0)
 702                                 {
 703                                 perror(outfile);
 704                                 goto err;
 705                                 }
 706                         }
 707                 else
 708                         BIO_set_fp(Sout,stdout,BIO_NOCLOSE|BIO_FP_TEXT);
 709                 }
 710
 711         if (req)
 712                 {
 713                 if ((md == NULL) && ((md=CONF_get_string(conf,
 714                         section,ENV_DEFAULT_MD)) == NULL))
 715                         {
 716                         lookup_fail(section,ENV_DEFAULT_MD);
 717                         goto err;
 718                         }
 719                 if ((dgst=EVP_get_digestbyname(md)) == NULL)
 720                         {
 721                         BIO_printf(bio_err,"%s is an unsupported message digest type\n",md);
 722                         goto err;
 723                         }
 724                 if (verbose)
 725                         BIO_printf(bio_err,"message digest is %s\n",
 726                                 OBJ_nid2ln(dgst->type));
 727                 if ((policy == NULL) && ((policy=CONF_get_string(conf,
 728                         section,ENV_POLICY)) == NULL))
 729                         {
 730                         lookup_fail(section,ENV_POLICY);
 731                         goto err;
 732                         }
 733                 if (verbose)
 734                         BIO_printf(bio_err,"policy is %s\n",policy);
 735
 736                 if ((serialfile=CONF_get_string(conf,section,ENV_SERIAL))
 737                         == NULL)
 738                         {
 739                         lookup_fail(section,ENV_SERIAL);
 740                         goto err;
 741                         }
 742                 if(!extensions)
 743                         extensions=CONF_get_string(conf,section,ENV_EXTENSIONS);
 744                 if(extensions) {
 745                         /* Check syntax of file */
 746                         X509V3_CTX ctx;
 747                         X509V3_set_ctx_test(&ctx);
 748                         X509V3_set_conf_lhash(&ctx, conf);
 749                         if(!X509V3_EXT_add_conf(conf, &ctx, extensions, NULL)) {
 750                                 BIO_printf(bio_err,
 751                                  "Error Loading extension section %s\n",
 752                                                                  extensions);
 753                                 ret = 1;
 754                                 goto err;
 755                         }
 756                 }
 757
 758                 if (startdate == NULL)
 759                         {
 760                         startdate=CONF_get_string(conf,section,
 761                                 ENV_DEFAULT_STARTDATE);
 762                         }
 763                 if (startdate && !ASN1_UTCTIME_set_string(NULL,startdate))
 764                         {
 765                         BIO_printf(bio_err,"start date is invalid, it should be YYMMDDHHMMSSZ\n");
 766                         goto err;
 767                         }
 768                 if (startdate == NULL) startdate="today";
 769
 770                 if (enddate == NULL)
 771                         {
 772                         enddate=CONF_get_string(conf,section,
 773                                 ENV_DEFAULT_ENDDATE);
 774                         }
 775                 if (enddate && !ASN1_UTCTIME_set_string(NULL,enddate))
 776                         {
 777                         BIO_printf(bio_err,"end date is invalid, it should be YYMMDDHHMMSSZ\n");
 778                         goto err;
 779                         }
 780
 781                 if (days == 0)
 782                         {
 783                         days=(int)CONF_get_number(conf,section,
 784                                 ENV_DEFAULT_DAYS);
 785                         }
 786                 if (!enddate && (days == 0))
 787                         {
 788                         BIO_printf(bio_err,"cannot lookup how many days to certify for\n");
 789                         goto err;
 790                         }
 791
 792                 if ((serial=load_serial(serialfile)) == NULL)
 793                         {
 794                         BIO_printf(bio_err,"error while loading serial number\n");
 795                         goto err;
 796                         }
 797                 if (verbose)
 798                         {
 799                         if ((f=BN_bn2hex(serial)) == NULL) goto err;
 800                         BIO_printf(bio_err,"next serial number is %s\n",f);
 801                         Free(f);
 802                         }
 803
 804                 if ((attribs=CONF_get_section(conf,policy)) == NULL)
 805                         {
 806                         BIO_printf(bio_err,"unable to find 'section' for %s\n",policy);
 807                         goto err;
 808                         }
 809
 810                 if ((cert_sk=sk_new_null()) == NULL)
 811                         {
 812                         BIO_printf(bio_err,"Malloc failure\n");
 813                         goto err;
 814                         }
 815                 if (spkac_file != NULL)
 816                         {
 817                         total++;
 818                         j=certify_spkac(&x,spkac_file,pkey,x509,dgst,attribs,db,
 819                                 serial,startdate,enddate, days,extensions,conf,
 820                                 verbose);
 821                         if (j < 0) goto err;
 822                         if (j > 0)
 823                                 {
 824                                 total_done++;
 825                                 BIO_printf(bio_err,"\n");
 826                                 if (!BN_add_word(serial,1)) goto err;
 827                                 if (!sk_push(cert_sk,(char *)x))
 828                                         {
 829                                         BIO_printf(bio_err,"Malloc failure\n");
 830                                         goto err;
 831                                         }
 832                                 if (outfile)
 833                                         {
 834                                         output_der = 1;
 835                                         batch = 1;
 836                                         }
 837                                 }
 838                         }
 839                 if (ss_cert_file != NULL)
 840                         {
 841                         total++;
 842                         j=certify_cert(&x,ss_cert_file,pkey,x509,dgst,attribs,
 843                                 db,serial,startdate,enddate,days,batch,
 844                                 extensions,conf,verbose);
 845                         if (j < 0) goto err;
 846                         if (j > 0)
 847                                 {
 848                                 total_done++;
 849                                 BIO_printf(bio_err,"\n");
 850                                 if (!BN_add_word(serial,1)) goto err;
 851                                 if (!sk_push(cert_sk,(char *)x))
 852                                         {
 853                                         BIO_printf(bio_err,"Malloc failure\n");
 854                                         goto err;
 855                                         }
 856                                 }
 857                         }
 858                 if (infile != NULL)
 859                         {
 860                         total++;
 861                         j=certify(&x,infile,pkey,x509,dgst,attribs,db,
 862                                 serial,startdate,enddate,days,batch,
 863                                 extensions,conf,verbose);
 864                         if (j < 0) goto err;
 865                         if (j > 0)
 866                                 {
 867                                 total_done++;
 868                                 BIO_printf(bio_err,"\n");
 869                                 if (!BN_add_word(serial,1)) goto err;
 870                                 if (!sk_push(cert_sk,(char *)x))
 871                                         {
 872                                         BIO_printf(bio_err,"Malloc failure\n");
 873                                         goto err;
 874                                         }
 875                                 }
 876                         }
 877                 for (i=0; i<argc; i++)
 878                         {
 879                         total++;
 880                         j=certify(&x,argv[i],pkey,x509,dgst,attribs,db,
 881                                 serial,startdate,enddate,days,batch,
 882                                 extensions,conf,verbose);
 883                         if (j < 0) goto err;
 884                         if (j > 0)
 885                                 {
 886                                 total_done++;
 887                                 BIO_printf(bio_err,"\n");
 888                                 if (!BN_add_word(serial,1)) goto err;
 889                                 if (!sk_push(cert_sk,(char *)x))
 890                                         {
 891                                         BIO_printf(bio_err,"Malloc failure\n");
 892                                         goto err;
 893                                         }
 894                                 }
 895                         }
 896                 /* we have a stack of newly certified certificates
 897                  * and a data base and serial number that need
 898                  * updating */
 899
 900                 if (sk_num(cert_sk) > 0)
 901                         {
 902                         if (!batch)
 903                                 {
 904                                 BIO_printf(bio_err,"\n%d out of %d certificate requests certified, commit? [y/n]",total_done,total);
 905                                 (void)BIO_flush(bio_err);
 906                                 buf[0][0]='\0';
 907                                 fgets(buf[0],10,stdin);
 908                                 if ((buf[0][0] != 'y') && (buf[0][0] != 'Y'))
 909                                         {
 910                                         BIO_printf(bio_err,"CERTIFICATION CANCELED\n");
 911                                         ret=0;
 912                                         goto err;
 913                                         }
 914                                 }
 915
 916                         BIO_printf(bio_err,"Write out database with %d new entries\n",sk_num(cert_sk));
 917
 918                         strncpy(buf[0],serialfile,BSIZE-4);
 919
 920 #ifdef VMS
 921                         strcat(buf[0],"-new");
 922 #else
 923                         strcat(buf[0],".new");
 924 #endif
 925
 926                         if (!save_serial(buf[0],serial)) goto err;
 927
 928                         strncpy(buf[1],dbfile,BSIZE-4);
 929
 930 #ifdef VMS
 931                         strcat(buf[1],"-new");
 932 #else
 933                         strcat(buf[1],".new");
 934 #endif
 935
 936                         if (BIO_write_filename(out,buf[1]) <= 0)
 937                                 {
 938                                 perror(dbfile);
 939                                 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
 940                                 goto err;
 941                                 }
 942                         l=TXT_DB_write(out,db);
 943                         if (l <= 0) goto err;
 944                         }
 945
 946                 if (verbose)
 947                         BIO_printf(bio_err,"writing new certificates\n");
 948                 for (i=0; i<sk_num(cert_sk); i++)
 949                         {
 950                         int k;
 951                         unsigned char *n;
 952
 953                         x=(X509 *)sk_value(cert_sk,i);
 954
 955                         j=x->cert_info->serialNumber->length;
 956                         p=(char *)x->cert_info->serialNumber->data;
 957
 958                         strncpy(buf[2],outdir,BSIZE-(j*2)-6);
 959
 960 #ifndef VMS
 961                         strcat(buf[2],"/");
 962 #endif
 963
 964                         n=(unsigned char *)&(buf[2][strlen(buf[2])]);
 965                         if (j > 0)
 966                                 {
 967                                 for (k=0; k<j; k++)
 968                                         {
 969                                         sprintf((char *)n,"%02X",(unsigned char)*(p++));
 970                                         n+=2;
 971                                         }
 972                                 }
 973                         else
 974                                 {
 975                                 *(n++)='0';
 976                                 *(n++)='0';
 977                                 }
 978                         *(n++)='.'; *(n++)='p'; *(n++)='e'; *(n++)='m';
 979                         *n='\0';
 980                         if (verbose)
 981                                 BIO_printf(bio_err,"writing %s\n",buf[2]);
 982
 983                         if (BIO_write_filename(Cout,buf[2]) <= 0)
 984                                 {
 985                                 perror(buf[2]);
 986                                 goto err;
 987                                 }
 988                         write_new_certificate(Cout,x, 0);
 989                         write_new_certificate(Sout,x, output_der);
 990                         }
 991
 992                 if (sk_num(cert_sk))
 993                         {
 994                         /* Rename the database and the serial file */
 995                         strncpy(buf[2],serialfile,BSIZE-4);
 996
 997 #ifdef VMS
 998                         strcat(buf[2],"-old");
 999 #else
1000                         strcat(buf[2],".old");
1001 #endif
1002
1003                         BIO_free(in);
1004                         BIO_free(out);
1005                         in=NULL;
1006                         out=NULL;
1007                         if (rename(serialfile,buf[2]) < 0)
1008                                 {
1009                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
1010                                         serialfile,buf[2]);
1011                                 perror("reason");
1012                                 goto err;
1013                                 }
1014                         if (rename(buf[0],serialfile) < 0)
1015                                 {
1016                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
1017                                         buf[0],serialfile);
1018                                 perror("reason");
1019                                 rename(buf[2],serialfile);
1020                                 goto err;
1021                                 }
1022
1023                         strncpy(buf[2],dbfile,BSIZE-4);
1024
1025 #ifdef VMS
1026                         strcat(buf[2],"-old");
1027 #else
1028                         strcat(buf[2],".old");
1029 #endif
1030
1031                         if (rename(dbfile,buf[2]) < 0)
1032                                 {
1033                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
1034                                         dbfile,buf[2]);
1035                                 perror("reason");
1036                                 goto err;
1037                                 }
1038                         if (rename(buf[1],dbfile) < 0)
1039                                 {
1040                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
1041                                         buf[1],dbfile);
1042                                 perror("reason");
1043                                 rename(buf[2],dbfile);
1044                                 goto err;
1045                                 }
1046                         BIO_printf(bio_err,"Data Base Updated\n");
1047                         }
1048                 }
1049
1050         /*****************************************************************/
1051         if (gencrl)
1052                 {
1053                 if(!crl_ext) crl_ext=CONF_get_string(conf,section,ENV_CRLEXT);
1054                 if(crl_ext) {
1055                         /* Check syntax of file */
1056                         X509V3_CTX ctx;
1057                         X509V3_set_ctx_test(&ctx);
1058                         X509V3_set_conf_lhash(&ctx, conf);
1059                         if(!X509V3_EXT_add_conf(conf, &ctx, crl_ext, NULL)) {
1060                                 BIO_printf(bio_err,
1061                                  "Error Loading CRL extension section %s\n",
1062                                                                  crl_ext);
1063                                 ret = 1;
1064                                 goto err;
1065                         }
1066                 }
1067                 if ((hex=BIO_new(BIO_s_mem())) == NULL) goto err;
1068
1069                 if (!crldays && !crlhours)
1070                         {
1071                         crldays=CONF_get_number(conf,section,
1072                                 ENV_DEFAULT_CRL_DAYS);
1073                         crlhours=CONF_get_number(conf,section,
1074                                 ENV_DEFAULT_CRL_HOURS);
1075                         }
1076                 if ((crldays == 0) && (crlhours == 0))
1077                         {
1078                         BIO_printf(bio_err,"cannot lookup how long until the next CRL is issuer\n");
1079                         goto err;
1080                         }
1081
1082                 if (verbose) BIO_printf(bio_err,"making CRL\n");
1083                 if ((crl=X509_CRL_new()) == NULL) goto err;
1084                 ci=crl->crl;
1085                 X509_NAME_free(ci->issuer);
1086                 ci->issuer=X509_NAME_dup(x509->cert_info->subject);
1087                 if (ci->issuer == NULL) goto err;
1088
1089                 X509_gmtime_adj(ci->lastUpdate,0);
1090                 if (ci->nextUpdate == NULL)
1091                         ci->nextUpdate=ASN1_UTCTIME_new();
1092                 X509_gmtime_adj(ci->nextUpdate,(crldays*24+crlhours)*60*60);
1093
1094                 for (i=0; i<sk_num(db->data); i++)
1095                         {
1096                         pp=(char **)sk_value(db->data,i);
1097                         if (pp[DB_type][0] == DB_TYPE_REV)
1098                                 {
1099                                 if ((r=X509_REVOKED_new()) == NULL) goto err;
1100                                 ASN1_STRING_set((ASN1_STRING *)
1101                                         r->revocationDate,
1102                                         (unsigned char *)pp[DB_rev_date],
1103                                         strlen(pp[DB_rev_date]));
1104                                 /* strcpy(r->revocationDate,pp[DB_rev_date]);*/
1105
1106                                 (void)BIO_reset(hex);
1107                                 if (!BIO_puts(hex,pp[DB_serial]))
1108                                         goto err;
1109                                 if (!a2i_ASN1_INTEGER(hex,r->serialNumber,
1110                                         buf[0],BSIZE)) goto err;
1111
1112                                 sk_X509_REVOKED_push(ci->revoked,r);
1113                                 }
1114                         }
1115                 /* sort the data so it will be written in serial
1116                  * number order */
1117                 sk_X509_REVOKED_sort(ci->revoked);
1118                 for (i=0; i<sk_X509_REVOKED_num(ci->revoked); i++)
1119                         {
1120                         r=sk_X509_REVOKED_value(ci->revoked,i);
1121                         r->sequence=i;
1122                         }
1123
1124                 /* we now have a CRL */
1125                 if (verbose) BIO_printf(bio_err,"signing CRL\n");
1126                 if (md != NULL)
1127                         {
1128                         if ((dgst=EVP_get_digestbyname(md)) == NULL)
1129                                 {
1130                                 BIO_printf(bio_err,"%s is an unsupported message digest type\n",md);
1131                                 goto err;
1132                                 }
1133                         }
1134                 else
1135                     {
1136 #ifndef NO_DSA
1137                     if (pkey->type == EVP_PKEY_DSA)
1138                         dgst=EVP_dss1();
1139                     else
1140 #endif
1141                         dgst=EVP_md5();
1142                     }
1143
1144                 /* Add any extensions asked for */
1145
1146                 if(crl_ext) {
1147                     X509V3_CTX crlctx;
1148                     if (ci->version == NULL)
1149                     if ((ci->version=ASN1_INTEGER_new()) == NULL) goto err;
1150                     ASN1_INTEGER_set(ci->version,1); /* version 2 CRL */
1151                     X509V3_set_ctx(&crlctx, x509, NULL, NULL, crl, 0);
1152                     X509V3_set_conf_lhash(&crlctx, conf);
1153
1154                     if(!X509V3_EXT_CRL_add_conf(conf, &crlctx,
1155                                                  crl_ext, crl)) goto err;
1156                 }
1157
1158                 if (!X509_CRL_sign(crl,pkey,dgst)) goto err;
1159
1160                 PEM_write_bio_X509_CRL(Sout,crl);
1161                 }
1162         /*****************************************************************/
1163         if (dorevoke)
1164                 {
1165                 in=BIO_new(BIO_s_file());
1166                 out=BIO_new(BIO_s_file());
1167                 if ((in == NULL) || (out == NULL))
1168                         {
1169                         ERR_print_errors(bio_err);
1170                         goto err;
1171                         }
1172                 if (infile == NULL)
1173                         {
1174                         BIO_printf(bio_err,"no input files\n");
1175                         goto err;
1176                         }
1177                 else
1178                         {
1179                         if (BIO_read_filename(in,infile) <= 0)
1180                                 {
1181                                 perror(infile);
1182                                 BIO_printf(bio_err,"error trying to load '%s' certificate\n",infile);
1183                                 goto err;
1184                                 }
1185                         x509=PEM_read_bio_X509(in,NULL,NULL,NULL);
1186                         if (x509 == NULL)
1187                                 {
1188                                 BIO_printf(bio_err,"unable to load '%s' certificate\n",infile);
1189                                 goto err;
1190                                 }
1191                         j=do_revoke(x509,db);
1192
1193                         strncpy(buf[0],dbfile,BSIZE-4);
1194                         strcat(buf[0],".new");
1195                         if (BIO_write_filename(out,buf[0]) <= 0)
1196                                 {
1197                                 perror(dbfile);
1198                                 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
1199                                 goto err;
1200                                 }
1201                         j=TXT_DB_write(out,db);
1202                         if (j <= 0) goto err;
1203                         BIO_free(in);
1204                         BIO_free(out);
1205                         in=NULL;
1206                         out=NULL;
1207                         strncpy(buf[1],dbfile,BSIZE-4);
1208                         strcat(buf[1],".old");
1209                         if (rename(dbfile,buf[1]) < 0)
1210                                 {
1211                                 BIO_printf(bio_err,"unable to rename %s to %s\n", dbfile, buf[1]);
1212                                 perror("reason");
1213                                 goto err;
1214                                 }
1215                         if (rename(buf[0],dbfile) < 0)
1216                                 {
1217                                 BIO_printf(bio_err,"unable to rename %s to %s\n", buf[0],dbfile);
1218                                 perror("reason");
1219                                 rename(buf[1],dbfile);
1220                                 goto err;
1221                                 }
1222                         BIO_printf(bio_err,"Data Base Updated\n");
1223                         }
1224                 }
1225         /*****************************************************************/
1226         ret=0;
1227 err:
1228         BIO_free(hex);
1229         BIO_free(Cout);
1230         BIO_free(Sout);
1231         BIO_free(out);
1232         BIO_free(in);
1233
1234         sk_pop_free(cert_sk,X509_free);
1235
1236         if (ret) ERR_print_errors(bio_err);
1237         BN_free(serial);
1238         TXT_DB_free(db);
1239         EVP_PKEY_free(pkey);
1240         X509_free(x509);
1241         X509_CRL_free(crl);
1242         CONF_free(conf);
1243         X509V3_EXT_cleanup();
1244         OBJ_cleanup();
1245         EXIT(ret);
1246         }
1247
1248 static void lookup_fail(char *name, char *tag)
1249         {
1250         BIO_printf(bio_err,"variable lookup failed for %s::%s\n",name,tag);
1251         }
1252
1253 static int MS_CALLBACK key_callback(char *buf, int len, int verify, void *u)
1254         {
1255         int i;
1256
1257         if (key == NULL) return(0);
1258         i=strlen(key);
1259         i=(i > len)?len:i;
1260         memcpy(buf,key,i);
1261         return(i);
1262         }
1263
1264 static unsigned long index_serial_hash(char **a)
1265         {
1266         char *n;
1267
1268         n=a[DB_serial];
1269         while (*n == '0') n++;
1270         return(lh_strhash(n));
1271         }
1272
1273 static int index_serial_cmp(char **a, char **b)
1274         {
1275         char *aa,*bb;
1276
1277         for (aa=a[DB_serial]; *aa == '0'; aa++);
1278         for (bb=b[DB_serial]; *bb == '0'; bb++);
1279         return(strcmp(aa,bb));
1280         }
1281
1282 static unsigned long index_name_hash(char **a)
1283         { return(lh_strhash(a[DB_name])); }
1284
1285 static int index_name_qual(char **a)
1286         { return(a[0][0] == 'V'); }
1287
1288 static int index_name_cmp(char **a, char **b)
1289         { return(strcmp(a[DB_name],
1290              b[DB_name])); }
1291
1292 static BIGNUM *load_serial(char *serialfile)
1293         {
1294         BIO *in=NULL;
1295         BIGNUM *ret=NULL;
1296         MS_STATIC char buf[1024];
1297         ASN1_INTEGER *ai=NULL;
1298
1299         if ((in=BIO_new(BIO_s_file())) == NULL)
1300                 {
1301                 ERR_print_errors(bio_err);
1302                 goto err;
1303                 }
1304
1305         if (BIO_read_filename(in,serialfile) <= 0)
1306                 {
1307                 perror(serialfile);
1308                 goto err;
1309                 }
1310         ai=ASN1_INTEGER_new();
1311         if (ai == NULL) goto err;
1312         if (!a2i_ASN1_INTEGER(in,ai,buf,1024))
1313                 {
1314                 BIO_printf(bio_err,"unable to load number from %s\n",
1315                         serialfile);
1316                 goto err;
1317                 }
1318         ret=ASN1_INTEGER_to_BN(ai,NULL);
1319         if (ret == NULL)
1320                 {
1321                 BIO_printf(bio_err,"error converting number from bin to BIGNUM");
1322                 goto err;
1323                 }
1324 err:
1325         if (in != NULL) BIO_free(in);
1326         if (ai != NULL) ASN1_INTEGER_free(ai);
1327         return(ret);
1328         }
1329
1330 static int save_serial(char *serialfile, BIGNUM *serial)
1331         {
1332         BIO *out;
1333         int ret=0;
1334         ASN1_INTEGER *ai=NULL;
1335
1336         out=BIO_new(BIO_s_file());
1337         if (out == NULL)
1338                 {
1339                 ERR_print_errors(bio_err);
1340                 goto err;
1341                 }
1342         if (BIO_write_filename(out,serialfile) <= 0)
1343                 {
1344                 perror(serialfile);
1345                 goto err;
1346                 }
1347
1348         if ((ai=BN_to_ASN1_INTEGER(serial,NULL)) == NULL)
1349                 {
1350                 BIO_printf(bio_err,"error converting serial to ASN.1 format\n");
1351                 goto err;
1352                 }
1353         i2a_ASN1_INTEGER(out,ai);
1354         BIO_puts(out,"\n");
1355         ret=1;
1356 err:
1357         if (out != NULL) BIO_free(out);
1358         if (ai != NULL) ASN1_INTEGER_free(ai);
1359         return(ret);
1360         }
1361
1362 static int certify(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
1363              const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
1364              BIGNUM *serial, char *startdate, char *enddate, int days,
1365              int batch, char *ext_sect, LHASH *lconf, int verbose)
1366         {
1367         X509_REQ *req=NULL;
1368         BIO *in=NULL;
1369         EVP_PKEY *pktmp=NULL;
1370         int ok= -1,i;
1371
1372         in=BIO_new(BIO_s_file());
1373
1374         if (BIO_read_filename(in,infile) <= 0)
1375                 {
1376                 perror(infile);
1377                 goto err;
1378                 }
1379         if ((req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL)) == NULL)
1380                 {
1381                 BIO_printf(bio_err,"Error reading certificate request in %s\n",
1382                         infile);
1383                 goto err;
1384                 }
1385         if (verbose)
1386                 X509_REQ_print(bio_err,req);
1387
1388         BIO_printf(bio_err,"Check that the request matches the signature\n");
1389
1390         if ((pktmp=X509_REQ_get_pubkey(req)) == NULL)
1391                 {
1392                 BIO_printf(bio_err,"error unpacking public key\n");
1393                 goto err;
1394                 }
1395         i=X509_REQ_verify(req,pktmp);
1396         EVP_PKEY_free(pktmp);
1397         if (i < 0)
1398                 {
1399                 ok=0;
1400                 BIO_printf(bio_err,"Signature verification problems....\n");
1401                 goto err;
1402                 }
1403         if (i == 0)
1404                 {
1405                 ok=0;
1406                 BIO_printf(bio_err,"Signature did not match the certificate request\n");
1407                 goto err;
1408                 }
1409         else
1410                 BIO_printf(bio_err,"Signature ok\n");
1411
1412         ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate, enddate,
1413                 days,batch,verbose,req,ext_sect,lconf);
1414
1415 err:
1416         if (req != NULL) X509_REQ_free(req);
1417         if (in != NULL) BIO_free(in);
1418         return(ok);
1419         }
1420
1421 static int certify_cert(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
1422              const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
1423              BIGNUM *serial, char *startdate, char *enddate, int days,
1424              int batch, char *ext_sect, LHASH *lconf, int verbose)
1425         {
1426         X509 *req=NULL;
1427         X509_REQ *rreq=NULL;
1428         BIO *in=NULL;
1429         EVP_PKEY *pktmp=NULL;
1430         int ok= -1,i;
1431
1432         in=BIO_new(BIO_s_file());
1433
1434         if (BIO_read_filename(in,infile) <= 0)
1435                 {
1436                 perror(infile);
1437                 goto err;
1438                 }
1439         if ((req=PEM_read_bio_X509(in,NULL,NULL,NULL)) == NULL)
1440                 {
1441                 BIO_printf(bio_err,"Error reading self signed certificate in %s\n",infile);
1442                 goto err;
1443                 }
1444         if (verbose)
1445                 X509_print(bio_err,req);
1446
1447         BIO_printf(bio_err,"Check that the request matches the signature\n");
1448
1449         if ((pktmp=X509_get_pubkey(req)) == NULL)
1450                 {
1451                 BIO_printf(bio_err,"error unpacking public key\n");
1452                 goto err;
1453                 }
1454         i=X509_verify(req,pktmp);
1455         EVP_PKEY_free(pktmp);
1456         if (i < 0)
1457                 {
1458                 ok=0;
1459                 BIO_printf(bio_err,"Signature verification problems....\n");
1460                 goto err;
1461                 }
1462         if (i == 0)
1463                 {
1464                 ok=0;
1465                 BIO_printf(bio_err,"Signature did not match the certificate\n");
1466                 goto err;
1467                 }
1468         else
1469                 BIO_printf(bio_err,"Signature ok\n");
1470
1471         if ((rreq=X509_to_X509_REQ(req,NULL,EVP_md5())) == NULL)
1472                 goto err;
1473
1474         ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate,enddate,days,
1475                 batch,verbose,rreq,ext_sect,lconf);
1476
1477 err:
1478         if (rreq != NULL) X509_REQ_free(rreq);
1479         if (req != NULL) X509_free(req);
1480         if (in != NULL) BIO_free(in);
1481         return(ok);
1482         }
1483
1484 static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst,
1485              STACK_OF(CONF_VALUE) *policy, TXT_DB *db, BIGNUM *serial,
1486              char *startdate, char *enddate, int days, int batch, int verbose,
1487              X509_REQ *req, char *ext_sect, LHASH *lconf)
1488         {
1489         X509_NAME *name=NULL,*CAname=NULL,*subject=NULL;
1490         ASN1_UTCTIME *tm,*tmptm;
1491         ASN1_STRING *str,*str2;
1492         ASN1_OBJECT *obj;
1493         X509 *ret=NULL;
1494         X509_CINF *ci;
1495         X509_NAME_ENTRY *ne;
1496         X509_NAME_ENTRY *tne,*push;
1497         EVP_PKEY *pktmp;
1498         int ok= -1,i,j,last,nid;
1499         char *p;
1500         CONF_VALUE *cv;
1501         char *row[DB_NUMBER],**rrow,**irow=NULL;
1502         char buf[25],*pbuf;
1503
1504         tmptm=ASN1_UTCTIME_new();
1505         if (tmptm == NULL)
1506                 {
1507                 BIO_printf(bio_err,"malloc error\n");
1508                 return(0);
1509                 }
1510
1511         for (i=0; i<DB_NUMBER; i++)
1512                 row[i]=NULL;
1513
1514         BIO_printf(bio_err,"The Subjects Distinguished Name is as follows\n");
1515         name=X509_REQ_get_subject_name(req);
1516         for (i=0; i<X509_NAME_entry_count(name); i++)
1517                 {
1518                 ne=(X509_NAME_ENTRY *)X509_NAME_get_entry(name,i);
1519                 obj=X509_NAME_ENTRY_get_object(ne);
1520                 j=i2a_ASN1_OBJECT(bio_err,obj);
1521                 str=X509_NAME_ENTRY_get_data(ne);
1522                 pbuf=buf;
1523                 for (j=22-j; j>0; j--)
1524                         *(pbuf++)=' ';
1525                 *(pbuf++)=':';
1526                 *(pbuf++)='\0';
1527                 BIO_puts(bio_err,buf);
1528
1529                 if (msie_hack)
1530                         {
1531                         /* assume all type should be strings */
1532                         nid=OBJ_obj2nid(ne->object);
1533
1534                         if (str->type == V_ASN1_UNIVERSALSTRING)
1535                                 ASN1_UNIVERSALSTRING_to_string(str);
1536
1537                         if ((str->type == V_ASN1_IA5STRING) &&
1538                                 (nid != NID_pkcs9_emailAddress))
1539                                 str->type=V_ASN1_T61STRING;
1540
1541                         if ((nid == NID_pkcs9_emailAddress) &&
1542                                 (str->type == V_ASN1_PRINTABLESTRING))
1543                                 str->type=V_ASN1_IA5STRING;
1544                         }
1545
1546                 if (str->type == V_ASN1_PRINTABLESTRING)
1547                         BIO_printf(bio_err,"PRINTABLE:'");
1548                 else if (str->type == V_ASN1_T61STRING)
1549                         BIO_printf(bio_err,"T61STRING:'");
1550                 else if (str->type == V_ASN1_IA5STRING)
1551                         BIO_printf(bio_err,"IA5STRING:'");
1552                 else if (str->type == V_ASN1_UNIVERSALSTRING)
1553                         BIO_printf(bio_err,"UNIVERSALSTRING:'");
1554                 else
1555                         BIO_printf(bio_err,"ASN.1 %2d:'",str->type);
1556
1557                 /* check some things */
1558                 if ((OBJ_obj2nid(obj) == NID_pkcs9_emailAddress) &&
1559                         (str->type != V_ASN1_IA5STRING))
1560                         {
1561                         BIO_printf(bio_err,"\nemailAddress type needs to be of type IA5STRING\n");
1562                         goto err;
1563                         }
1564                 j=ASN1_PRINTABLE_type(str->data,str->length);
1565                 if (    ((j == V_ASN1_T61STRING) &&
1566                          (str->type != V_ASN1_T61STRING)) ||
1567                         ((j == V_ASN1_IA5STRING) &&
1568                          (str->type == V_ASN1_PRINTABLESTRING)))
1569                         {
1570                         BIO_printf(bio_err,"\nThe string contains characters that are illegal for the ASN.1 type\n");
1571                         goto err;
1572                         }
1573
1574                 p=(char *)str->data;
1575                 for (j=str->length; j>0; j--)
1576                         {
1577                         if ((*p >= ' ') && (*p <= '~'))
1578                                 BIO_printf(bio_err,"%c",*p);
1579                         else if (*p & 0x80)
1580                                 BIO_printf(bio_err,"\\0x%02X",*p);
1581                         else if ((unsigned char)*p == 0xf7)
1582                                 BIO_printf(bio_err,"^?");
1583                         else    BIO_printf(bio_err,"^%c",*p+'@');
1584                         p++;
1585                         }
1586                 BIO_printf(bio_err,"'\n");
1587                 }
1588
1589         /* Ok, now we check the 'policy' stuff. */
1590         if ((subject=X509_NAME_new()) == NULL)
1591                 {
1592                 BIO_printf(bio_err,"Malloc failure\n");
1593                 goto err;
1594                 }
1595
1596         /* take a copy of the issuer name before we mess with it. */
1597         CAname=X509_NAME_dup(x509->cert_info->subject);
1598         if (CAname == NULL) goto err;
1599         str=str2=NULL;
1600
1601         for (i=0; i<sk_CONF_VALUE_num(policy); i++)
1602                 {
1603                 cv=sk_CONF_VALUE_value(policy,i); /* get the object id */
1604                 if ((j=OBJ_txt2nid(cv->name)) == NID_undef)
1605                         {
1606                         BIO_printf(bio_err,"%s:unknown object type in 'policy' configuration\n",cv->name);
1607                         goto err;
1608                         }
1609                 obj=OBJ_nid2obj(j);
1610
1611                 last= -1;
1612                 for (;;)
1613                         {
1614                         /* lookup the object in the supplied name list */
1615                         j=X509_NAME_get_index_by_OBJ(name,obj,last);
1616                         if (j < 0)
1617                                 {
1618                                 if (last != -1) break;
1619                                 tne=NULL;
1620                                 }
1621                         else
1622                                 {
1623                                 tne=X509_NAME_get_entry(name,j);
1624                                 }
1625                         last=j;
1626
1627                         /* depending on the 'policy', decide what to do. */
1628                         push=NULL;
1629                         if (strcmp(cv->value,"optional") == 0)
1630                                 {
1631                                 if (tne != NULL)
1632                                         push=tne;
1633                                 }
1634                         else if (strcmp(cv->value,"supplied") == 0)
1635                                 {
1636                                 if (tne == NULL)
1637                                         {
1638                                         BIO_printf(bio_err,"The %s field needed to be supplied and was missing\n",cv->name);
1639                                         goto err;
1640                                         }
1641                                 else
1642                                         push=tne;
1643                                 }
1644                         else if (strcmp(cv->value,"match") == 0)
1645                                 {
1646                                 int last2;
1647
1648                                 if (tne == NULL)
1649                                         {
1650                                         BIO_printf(bio_err,"The mandatory %s field was missing\n",cv->name);
1651                                         goto err;
1652                                         }
1653
1654                                 last2= -1;
1655
1656 again2:
1657                                 j=X509_NAME_get_index_by_OBJ(CAname,obj,last2);
1658                                 if ((j < 0) && (last2 == -1))
1659                                         {
1660                                         BIO_printf(bio_err,"The %s field does not exist in the CA certificate,\nthe 'policy' is misconfigured\n",cv->name);
1661                                         goto err;
1662                                         }
1663                                 if (j >= 0)
1664                                         {
1665                                         push=X509_NAME_get_entry(CAname,j);
1666                                         str=X509_NAME_ENTRY_get_data(tne);
1667                                         str2=X509_NAME_ENTRY_get_data(push);
1668                                         last2=j;
1669                                         if (ASN1_STRING_cmp(str,str2) != 0)
1670                                                 goto again2;
1671                                         }
1672                                 if (j < 0)
1673                                         {
1674                                         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));
1675                                         goto err;
1676                                         }
1677                                 }
1678                         else
1679                                 {
1680                                 BIO_printf(bio_err,"%s:invalid type in 'policy' configuration\n",cv->value);
1681                                 goto err;
1682                                 }
1683
1684                         if (push != NULL)
1685                                 {
1686                                 if (!X509_NAME_add_entry(subject,push,
1687                                         X509_NAME_entry_count(subject),0))
1688                                         {
1689                                         if (push != NULL)
1690                                                 X509_NAME_ENTRY_free(push);
1691                                         BIO_printf(bio_err,"Malloc failure\n");
1692                                         goto err;
1693                                         }
1694                                 }
1695                         if (j < 0) break;
1696                         }
1697                 }
1698
1699         if (preserve)
1700                 {
1701                 X509_NAME_free(subject);
1702                 subject=X509_NAME_dup(X509_REQ_get_subject_name(req));
1703                 if (subject == NULL) goto err;
1704                 }
1705
1706         if (verbose)
1707                 BIO_printf(bio_err,"The subject name apears to be ok, checking data base for clashes\n");
1708
1709         row[DB_name]=X509_NAME_oneline(subject,NULL,0);
1710         row[DB_serial]=BN_bn2hex(serial);
1711         if ((row[DB_name] == NULL) || (row[DB_serial] == NULL))
1712                 {
1713                 BIO_printf(bio_err,"Malloc failure\n");
1714                 goto err;
1715                 }
1716
1717         rrow=TXT_DB_get_by_index(db,DB_name,row);
1718         if (rrow != NULL)
1719                 {
1720                 BIO_printf(bio_err,"ERROR:There is already a certificate for %s\n",
1721                         row[DB_name]);
1722                 }
1723         else
1724                 {
1725                 rrow=TXT_DB_get_by_index(db,DB_serial,row);
1726                 if (rrow != NULL)
1727                         {
1728                         BIO_printf(bio_err,"ERROR:Serial number %s has already been issued,\n",
1729                                 row[DB_serial]);
1730                         BIO_printf(bio_err,"      check the database/serial_file for corruption\n");
1731                         }
1732                 }
1733
1734         if (rrow != NULL)
1735                 {
1736                 BIO_printf(bio_err,
1737                         "The matching entry has the following details\n");
1738                 if (rrow[DB_type][0] == 'E')
1739                         p="Expired";
1740                 else if (rrow[DB_type][0] == 'R')
1741                         p="Revoked";
1742                 else if (rrow[DB_type][0] == 'V')
1743                         p="Valid";
1744                 else
1745                         p="\ninvalid type, Data base error\n";
1746                 BIO_printf(bio_err,"Type          :%s\n",p);;
1747                 if (rrow[DB_type][0] == 'R')
1748                         {
1749                         p=rrow[DB_exp_date]; if (p == NULL) p="undef";
1750                         BIO_printf(bio_err,"Was revoked on:%s\n",p);
1751                         }
1752                 p=rrow[DB_exp_date]; if (p == NULL) p="undef";
1753                 BIO_printf(bio_err,"Expires on    :%s\n",p);
1754                 p=rrow[DB_serial]; if (p == NULL) p="undef";
1755                 BIO_printf(bio_err,"Serial Number :%s\n",p);
1756                 p=rrow[DB_file]; if (p == NULL) p="undef";
1757                 BIO_printf(bio_err,"File name     :%s\n",p);
1758                 p=rrow[DB_name]; if (p == NULL) p="undef";
1759                 BIO_printf(bio_err,"Subject Name  :%s\n",p);
1760                 ok= -1; /* This is now a 'bad' error. */
1761                 goto err;
1762                 }
1763
1764         /* We are now totaly happy, lets make and sign the certificate */
1765         if (verbose)
1766                 BIO_printf(bio_err,"Everything appears to be ok, creating and signing the certificate\n");
1767
1768         if ((ret=X509_new()) == NULL) goto err;
1769         ci=ret->cert_info;
1770
1771 #ifdef X509_V3
1772         /* Make it an X509 v3 certificate. */
1773         if (!X509_set_version(x509,2)) goto err;
1774 #endif
1775
1776         if (BN_to_ASN1_INTEGER(serial,ci->serialNumber) == NULL)
1777                 goto err;
1778         if (!X509_set_issuer_name(ret,X509_get_subject_name(x509)))
1779                 goto err;
1780
1781         BIO_printf(bio_err,"Certificate is to be certified until ");
1782         if (strcmp(startdate,"today") == 0)
1783                 X509_gmtime_adj(X509_get_notBefore(ret),0);
1784         else ASN1_UTCTIME_set_string(X509_get_notBefore(ret),startdate);
1785
1786         if (enddate == NULL)
1787                 X509_gmtime_adj(X509_get_notAfter(ret),(long)60*60*24*days);
1788         else ASN1_UTCTIME_set_string(X509_get_notAfter(ret),enddate);
1789
1790         ASN1_UTCTIME_print(bio_err,X509_get_notAfter(ret));
1791         if(days) BIO_printf(bio_err," (%d days)",days);
1792         BIO_printf(bio_err, "\n");
1793
1794         if (!X509_set_subject_name(ret,subject)) goto err;
1795
1796         pktmp=X509_REQ_get_pubkey(req);
1797         i = X509_set_pubkey(ret,pktmp);
1798         EVP_PKEY_free(pktmp);
1799         if (!i) goto err;
1800
1801         /* Lets add the extensions, if there are any */
1802         if (ext_sect)
1803                 {
1804                 X509V3_CTX ctx;
1805                 if (ci->version == NULL)
1806                         if ((ci->version=ASN1_INTEGER_new()) == NULL)
1807                                 goto err;
1808                 ASN1_INTEGER_set(ci->version,2); /* version 3 certificate */
1809
1810                 /* Free the current entries if any, there should not
1811                  * be any I belive */
1812                 if (ci->extensions != NULL)
1813                         sk_X509_EXTENSION_pop_free(ci->extensions,
1814                                                    X509_EXTENSION_free);
1815
1816                 ci->extensions = NULL;
1817
1818                 X509V3_set_ctx(&ctx, x509, ret, req, NULL, 0);
1819                 X509V3_set_conf_lhash(&ctx, lconf);
1820
1821                 if(!X509V3_EXT_add_conf(lconf, &ctx, ext_sect, ret)) goto err;
1822
1823                 }
1824
1825
1826         if (!batch)
1827                 {
1828                 BIO_printf(bio_err,"Sign the certificate? [y/n]:");
1829                 (void)BIO_flush(bio_err);
1830                 buf[0]='\0';
1831                 fgets(buf,sizeof(buf)-1,stdin);
1832                 if (!((buf[0] == 'y') || (buf[0] == 'Y')))
1833                         {
1834                         BIO_printf(bio_err,"CERTIFICATE WILL NOT BE CERTIFIED\n");
1835                         ok=0;
1836                         goto err;
1837                         }
1838                 }
1839
1840
1841 #ifndef NO_DSA
1842         if (pkey->type == EVP_PKEY_DSA) dgst=EVP_dss1();
1843         pktmp=X509_get_pubkey(ret);
1844         if (EVP_PKEY_missing_parameters(pktmp) &&
1845                 !EVP_PKEY_missing_parameters(pkey))
1846                 EVP_PKEY_copy_parameters(pktmp,pkey);
1847         EVP_PKEY_free(pktmp);
1848 #endif
1849
1850         if (!X509_sign(ret,pkey,dgst))
1851                 goto err;
1852
1853         /* We now just add it to the database */
1854         row[DB_type]=(char *)Malloc(2);
1855
1856         tm=X509_get_notAfter(ret);
1857         row[DB_exp_date]=(char *)Malloc(tm->length+1);
1858         memcpy(row[DB_exp_date],tm->data,tm->length);
1859         row[DB_exp_date][tm->length]='\0';
1860
1861         row[DB_rev_date]=NULL;
1862
1863         /* row[DB_serial] done already */
1864         row[DB_file]=(char *)Malloc(8);
1865         /* row[DB_name] done already */
1866
1867         if ((row[DB_type] == NULL) || (row[DB_exp_date] == NULL) ||
1868                 (row[DB_file] == NULL))
1869                 {
1870                 BIO_printf(bio_err,"Malloc failure\n");
1871                 goto err;
1872                 }
1873         strcpy(row[DB_file],"unknown");
1874         row[DB_type][0]='V';
1875         row[DB_type][1]='\0';
1876
1877         if ((irow=(char **)Malloc(sizeof(char *)*(DB_NUMBER+1))) == NULL)
1878                 {
1879                 BIO_printf(bio_err,"Malloc failure\n");
1880                 goto err;
1881                 }
1882
1883         for (i=0; i<DB_NUMBER; i++)
1884                 {
1885                 irow[i]=row[i];
1886                 row[i]=NULL;
1887                 }
1888         irow[DB_NUMBER]=NULL;
1889
1890         if (!TXT_DB_insert(db,irow))
1891                 {
1892                 BIO_printf(bio_err,"failed to update database\n");
1893                 BIO_printf(bio_err,"TXT_DB error number %ld\n",db->error);
1894                 goto err;
1895                 }
1896         ok=1;
1897 err:
1898         for (i=0; i<DB_NUMBER; i++)
1899                 if (row[i] != NULL) Free(row[i]);
1900
1901         if (CAname != NULL)
1902                 X509_NAME_free(CAname);
1903         if (subject != NULL)
1904                 X509_NAME_free(subject);
1905         if (ok <= 0)
1906                 {
1907                 if (ret != NULL) X509_free(ret);
1908                 ret=NULL;
1909                 }
1910         else
1911                 *xret=ret;
1912         return(ok);
1913         }
1914
1915 static void write_new_certificate(BIO *bp, X509 *x, int output_der)
1916         {
1917         char *f;
1918         char buf[256];
1919
1920         if (output_der)
1921                 {
1922                 (void)i2d_X509_bio(bp,x);
1923                 return;
1924                 }
1925
1926         f=X509_NAME_oneline(X509_get_issuer_name(x),buf,256);
1927         BIO_printf(bp,"issuer :%s\n",f);
1928
1929         f=X509_NAME_oneline(X509_get_subject_name(x),buf,256);
1930         BIO_printf(bp,"subject:%s\n",f);
1931
1932         BIO_puts(bp,"serial :");
1933         i2a_ASN1_INTEGER(bp,x->cert_info->serialNumber);
1934         BIO_puts(bp,"\n\n");
1935         X509_print(bp,x);
1936         BIO_puts(bp,"\n");
1937         PEM_write_bio_X509(bp,x);
1938         BIO_puts(bp,"\n");
1939         }
1940
1941 static int certify_spkac(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
1942              const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
1943              BIGNUM *serial, char *startdate, char *enddate, int days,
1944              char *ext_sect, LHASH *lconf, int verbose)
1945         {
1946         STACK_OF(CONF_VALUE) *sk=NULL;
1947         LHASH *parms=NULL;
1948         X509_REQ *req=NULL;
1949         CONF_VALUE *cv=NULL;
1950         NETSCAPE_SPKI *spki = NULL;
1951         X509_REQ_INFO *ri;
1952         char *type,*buf;
1953         EVP_PKEY *pktmp=NULL;
1954         X509_NAME *n=NULL;
1955         X509_NAME_ENTRY *ne=NULL;
1956         int ok= -1,i,j;
1957         long errline;
1958         int nid;
1959
1960         /*
1961          * Load input file into a hash table.  (This is just an easy
1962          * way to read and parse the file, then put it into a convenient
1963          * STACK format).
1964          */
1965         parms=CONF_load(NULL,infile,&errline);
1966         if (parms == NULL)
1967                 {
1968                 BIO_printf(bio_err,"error on line %ld of %s\n",errline,infile);
1969                 ERR_print_errors(bio_err);
1970                 goto err;
1971                 }
1972
1973         sk=CONF_get_section(parms, "default");
1974         if (sk_CONF_VALUE_num(sk) == 0)
1975                 {
1976                 BIO_printf(bio_err, "no name/value pairs found in %s\n", infile);
1977                 CONF_free(parms);
1978                 goto err;
1979                 }
1980
1981         /*
1982          * Now create a dummy X509 request structure.  We don't actually
1983          * have an X509 request, but we have many of the components
1984          * (a public key, various DN components).  The idea is that we
1985          * put these components into the right X509 request structure
1986          * and we can use the same code as if you had a real X509 request.
1987          */
1988         req=X509_REQ_new();
1989         if (req == NULL)
1990                 {
1991                 ERR_print_errors(bio_err);
1992                 goto err;
1993                 }
1994
1995         /*
1996          * Build up the subject name set.
1997          */
1998         ri=req->req_info;
1999         n = ri->subject;
2000
2001         for (i = 0; ; i++)
2002                 {
2003                 if (sk_CONF_VALUE_num(sk) <= i) break;
2004
2005                 cv=sk_CONF_VALUE_value(sk,i);
2006                 type=cv->name;
2007                 /* Skip past any leading X. X: X, etc to allow for
2008                  * multiple instances
2009                  */
2010                 for(buf = cv->name; *buf ; buf++)
2011                         if ((*buf == ':') || (*buf == ',') || (*buf == '.')) {
2012                                         buf++;
2013                                         if(*buf) type = buf;
2014                                         break;
2015                 }
2016
2017                 buf=cv->value;
2018                 if ((nid=OBJ_txt2nid(type)) == NID_undef)
2019                         {
2020                         if (strcmp(type, "SPKAC") == 0)
2021                                 {
2022                                 spki = NETSCAPE_SPKI_b64_decode(cv->value, -1);
2023                                 if (spki == NULL)
2024                                         {
2025                                         BIO_printf(bio_err,"unable to load Netscape SPKAC structure\n");
2026                                         ERR_print_errors(bio_err);
2027                                         goto err;
2028                                         }
2029                                 }
2030                         continue;
2031                         }
2032
2033                 j=ASN1_PRINTABLE_type((unsigned char *)buf,-1);
2034                 if (fix_data(nid, &j) == 0)
2035                         {
2036                         BIO_printf(bio_err,
2037                                 "invalid characters in string %s\n",buf);
2038                         goto err;
2039                         }
2040
2041                 if ((ne=X509_NAME_ENTRY_create_by_NID(&ne,nid,j,
2042                         (unsigned char *)buf,
2043                         strlen(buf))) == NULL)
2044                         goto err;
2045
2046                 if (!X509_NAME_add_entry(n,ne,X509_NAME_entry_count(n),0))
2047                         goto err;
2048                 }
2049         if (spki == NULL)
2050                 {
2051                 BIO_printf(bio_err,"Netscape SPKAC structure not found in %s\n",
2052                         infile);
2053                 goto err;
2054                 }
2055
2056         /*
2057          * Now extract the key from the SPKI structure.
2058          */
2059
2060         BIO_printf(bio_err,"Check that the SPKAC request matches the signature\n");
2061
2062         if ((pktmp=NETSCAPE_SPKI_get_pubkey(spki)) == NULL)
2063                 {
2064                 BIO_printf(bio_err,"error unpacking SPKAC public key\n");
2065                 goto err;
2066                 }
2067
2068         j = NETSCAPE_SPKI_verify(spki, pktmp);
2069         if (j <= 0)
2070                 {
2071                 BIO_printf(bio_err,"signature verification failed on SPKAC public key\n");
2072                 goto err;
2073                 }
2074         BIO_printf(bio_err,"Signature ok\n");
2075
2076         X509_REQ_set_pubkey(req,pktmp);
2077         EVP_PKEY_free(pktmp);
2078         ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate,enddate,
2079                    days,1,verbose,req,ext_sect,lconf);
2080 err:
2081         if (req != NULL) X509_REQ_free(req);
2082         if (parms != NULL) CONF_free(parms);
2083         if (spki != NULL) NETSCAPE_SPKI_free(spki);
2084         if (ne != NULL) X509_NAME_ENTRY_free(ne);
2085
2086         return(ok);
2087         }
2088
2089 static int fix_data(int nid, int *type)
2090         {
2091         if (nid == NID_pkcs9_emailAddress)
2092                 *type=V_ASN1_IA5STRING;
2093         if ((nid == NID_commonName) && (*type == V_ASN1_IA5STRING))
2094                 *type=V_ASN1_T61STRING;
2095         if ((nid == NID_pkcs9_challengePassword) && (*type == V_ASN1_IA5STRING))
2096                 *type=V_ASN1_T61STRING;
2097         if ((nid == NID_pkcs9_unstructuredName) && (*type == V_ASN1_T61STRING))
2098                 return(0);
2099         if (nid == NID_pkcs9_unstructuredName)
2100                 *type=V_ASN1_IA5STRING;
2101         return(1);
2102         }
2103
2104 static int check_time_format(char *str)
2105         {
2106         ASN1_UTCTIME tm;
2107
2108         tm.data=(unsigned char *)str;
2109         tm.length=strlen(str);
2110         tm.type=V_ASN1_UTCTIME;
2111         return(ASN1_UTCTIME_check(&tm));
2112         }
2113
2114 static int add_oid_section(LHASH *hconf)
2115 {
2116         char *p;
2117         STACK_OF(CONF_VALUE) *sktmp;
2118         CONF_VALUE *cnf;
2119         int i;
2120         if(!(p=CONF_get_string(hconf,NULL,"oid_section"))) return 1;
2121         if(!(sktmp = CONF_get_section(hconf, p))) {
2122                 BIO_printf(bio_err, "problem loading oid section %s\n", p);
2123                 return 0;
2124         }
2125         for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
2126                 cnf = sk_CONF_VALUE_value(sktmp, i);
2127                 if(OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
2128                         BIO_printf(bio_err, "problem creating object %s=%s\n",
2129                                                          cnf->name, cnf->value);
2130                         return 0;
2131                 }
2132         }
2133         return 1;
2134 }
2135
2136 static int do_revoke(X509 *x509, TXT_DB *db)
2137 {
2138         ASN1_UTCTIME *tm=NULL;
2139         char *row[DB_NUMBER],**rrow,**irow;
2140         int ok=-1,i;
2141
2142         for (i=0; i<DB_NUMBER; i++)
2143                 row[i]=NULL;
2144         row[DB_name]=X509_NAME_oneline(x509->cert_info->subject,NULL,0);
2145         row[DB_serial]=BN_bn2hex(ASN1_INTEGER_to_BN(x509->cert_info->serialNumber,NULL));
2146         if ((row[DB_name] == NULL) || (row[DB_serial] == NULL))
2147                 {
2148                 BIO_printf(bio_err,"Malloc failure\n");
2149                 goto err;
2150                 }
2151         rrow=TXT_DB_get_by_index(db,DB_name,row);
2152         if (rrow == NULL)
2153                 {
2154                 BIO_printf(bio_err,"Adding Entry to DB for %s\n", row[DB_name]);
2155
2156                 /* We now just add it to the database */
2157                 row[DB_type]=(char *)Malloc(2);
2158
2159                 tm=X509_get_notAfter(x509);
2160                 row[DB_exp_date]=(char *)Malloc(tm->length+1);
2161                 memcpy(row[DB_exp_date],tm->data,tm->length);
2162                 row[DB_exp_date][tm->length]='\0';
2163
2164                 row[DB_rev_date]=NULL;
2165
2166                 /* row[DB_serial] done already */
2167                 row[DB_file]=(char *)Malloc(8);
2168
2169                 /* row[DB_name] done already */
2170
2171                 if ((row[DB_type] == NULL) || (row[DB_exp_date] == NULL) ||
2172                         (row[DB_file] == NULL))
2173                         {
2174                         BIO_printf(bio_err,"Malloc failure\n");
2175                         goto err;
2176                         }
2177                 strcpy(row[DB_file],"unknown");
2178                 row[DB_type][0]='V';
2179                 row[DB_type][1]='\0';
2180
2181                 if ((irow=(char **)Malloc(sizeof(char *)*(DB_NUMBER+1))) == NULL)
2182                         {
2183                         BIO_printf(bio_err,"Malloc failure\n");
2184                         goto err;
2185                         }
2186
2187                 for (i=0; i<DB_NUMBER; i++)
2188                         {
2189                         irow[i]=row[i];
2190                         row[i]=NULL;
2191                         }
2192                 irow[DB_NUMBER]=NULL;
2193
2194                 if (!TXT_DB_insert(db,irow))
2195                         {
2196                         BIO_printf(bio_err,"failed to update database\n");
2197                         BIO_printf(bio_err,"TXT_DB error number %ld\n",db->error);
2198                         goto err;
2199                         }
2200
2201                 /* Revoke Certificate */
2202                 do_revoke(x509,db);
2203
2204                 ok=1;
2205                 goto err;
2206
2207                 }
2208         else if (index_serial_cmp(row,rrow))
2209                 {
2210                 BIO_printf(bio_err,"ERROR:no same serial number %s\n",
2211                            row[DB_serial]);
2212                 goto err;
2213                 }
2214         else if (rrow[DB_type][0]=='R')
2215                 {
2216                 BIO_printf(bio_err,"ERROR:Already revoked, serial number %s\n",
2217                            row[DB_serial]);
2218                 goto err;
2219                 }
2220         else
2221                 {
2222                 BIO_printf(bio_err,"Revoking Certificate %s.\n", rrow[DB_serial]);
2223                 tm=X509_gmtime_adj(tm,0);
2224                 rrow[DB_type][0]='R';
2225                 rrow[DB_type][1]='\0';
2226                 rrow[DB_rev_date]=(char *)Malloc(tm->length+1);
2227                 memcpy(rrow[DB_rev_date],tm->data,tm->length);
2228                 rrow[DB_rev_date][tm->length]='\0';
2229                 }
2230         ok=1;
2231 err:
2232         for (i=0; i<DB_NUMBER; i++)
2233                 {
2234                 if (row[i] != NULL)
2235                         Free(row[i]);
2236                 }
2237         ASN1_UTCTIME_free(tm);
2238         return(ok);
2239 }
2240