apps/ca.c

   1 /* apps/ca.c */
   2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
   3  * All rights reserved.
   4  *
   5  * This package is an SSL implementation written
   6  * by Eric Young (eay@cryptsoft.com).
   7  * The implementation was written so as to conform with Netscapes SSL.
   8  *
   9  * This library is free for commercial and non-commercial use as long as
  10  * the following conditions are aheared to.  The following conditions
  11  * apply to all code found in this distribution, be it the RC4, RSA,
  12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  13  * included with this distribution is covered by the same copyright terms
  14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  15  *
  16  * Copyright remains Eric Young's, and as such any Copyright notices in
  17  * the code are not to be removed.
  18  * If this package is used in a product, Eric Young should be given attribution
  19  * as the author of the parts of the library used.
  20  * This can be in the form of a textual message at program startup or
  21  * in documentation (online or textual) provided with the package.
  22  *
  23  * Redistribution and use in source and binary forms, with or without
  24  * modification, are permitted provided that the following conditions
  25  * are met:
  26  * 1. Redistributions of source code must retain the copyright
  27  *    notice, this list of conditions and the following disclaimer.
  28  * 2. Redistributions in binary form must reproduce the above copyright
  29  *    notice, this list of conditions and the following disclaimer in the
  30  *    documentation and/or other materials provided with the distribution.
  31  * 3. All advertising materials mentioning features or use of this software
  32  *    must display the following acknowledgement:
  33  *    "This product includes cryptographic software written by
  34  *     Eric Young (eay@cryptsoft.com)"
  35  *    The word 'cryptographic' can be left out if the rouines from the library
  36  *    being used are not cryptographic related :-).
  37  * 4. If you include any Windows specific code (or a derivative thereof) from
  38  *    the apps directory (application code) you must include an acknowledgement:
  39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  40  *
  41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  51  * SUCH DAMAGE.
  52  *
  53  * The licence and distribution terms for any publically available version or
  54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  55  * copied and put under another distribution licence
  56  * [including the GNU Public Licence.]
  57  */
  58
  59 /* The PPKI stuff has been donated by Jeff Barber <jeffb@issl.atl.hp.com> */
  60
  61 #include <stdio.h>
  62 #include <stdlib.h>
  63 #include <string.h>
  64 #include <sys/types.h>
  65 #include <sys/stat.h>
  66 #include "apps.h"
  67 #include <openssl/conf.h>
  68 #include <openssl/bio.h>
  69 #include <openssl/err.h>
  70 #include <openssl/bn.h>
  71 #include <openssl/txt_db.h>
  72 #include <openssl/evp.h>
  73 #include <openssl/x509.h>
  74 #include <openssl/x509v3.h>
  75 #include <openssl/objects.h>
  76 #include <openssl/pem.h>
  77
  78 #ifndef W_OK
  79 #  ifdef VMS
  80 #    if defined(__DECC)
  81 #      include <unistd.h>
  82 #    else
  83 #      include <unixlib.h>
  84 #    endif
  85 #  else
  86 #    include <sys/file.h>
  87 #  endif
  88 #endif
  89
  90 #ifndef W_OK
  91 #  define F_OK 0
  92 #  define X_OK 1
  93 #  define W_OK 2
  94 #  define R_OK 4
  95 #endif
  96
  97 #undef PROG
  98 #define PROG ca_main
  99
 100 #define BASE_SECTION    "ca"
 101 #define CONFIG_FILE "openssl.cnf"
 102
 103 #define ENV_DEFAULT_CA          "default_ca"
 104
 105 #define ENV_DIR                 "dir"
 106 #define ENV_CERTS               "certs"
 107 #define ENV_CRL_DIR             "crl_dir"
 108 #define ENV_CA_DB               "CA_DB"
 109 #define ENV_NEW_CERTS_DIR       "new_certs_dir"
 110 #define ENV_CERTIFICATE         "certificate"
 111 #define ENV_SERIAL              "serial"
 112 #define ENV_CRL                 "crl"
 113 #define ENV_PRIVATE_KEY         "private_key"
 114 #define ENV_RANDFILE            "RANDFILE"
 115 #define ENV_DEFAULT_DAYS        "default_days"
 116 #define ENV_DEFAULT_STARTDATE   "default_startdate"
 117 #define ENV_DEFAULT_ENDDATE     "default_enddate"
 118 #define ENV_DEFAULT_CRL_DAYS    "default_crl_days"
 119 #define ENV_DEFAULT_CRL_HOURS   "default_crl_hours"
 120 #define ENV_DEFAULT_MD          "default_md"
 121 #define ENV_PRESERVE            "preserve"
 122 #define ENV_POLICY              "policy"
 123 #define ENV_EXTENSIONS          "x509_extensions"
 124 #define ENV_CRLEXT              "crl_extensions"
 125 #define ENV_MSIE_HACK           "msie_hack"
 126
 127 #define ENV_DATABASE            "database"
 128
 129 #define DB_type         0
 130 #define DB_exp_date     1
 131 #define DB_rev_date     2
 132 #define DB_serial       3       /* index - unique */
 133 #define DB_file         4
 134 #define DB_name         5       /* index - unique for active */
 135 #define DB_NUMBER       6
 136
 137 #define DB_TYPE_REV     'R'
 138 #define DB_TYPE_EXP     'E'
 139 #define DB_TYPE_VAL     'V'
 140
 141 static char *ca_usage[]={
 142 "usage: ca args\n",
 143 "\n",
 144 " -verbose        - Talk alot while doing things\n",
 145 " -config file    - A config file\n",
 146 " -name arg       - The particular CA definition to use\n",
 147 " -gencrl         - Generate a new CRL\n",
 148 " -crldays days   - Days is when the next CRL is due\n",
 149 " -crlhours hours - Hours is when the next CRL is due\n",
 150 " -days arg       - number of days to certify the certificate for\n",
 151 " -md arg         - md to use, one of md2, md5, sha or sha1\n",
 152 " -policy arg     - The CA 'policy' to support\n",
 153 " -keyfile arg    - PEM private key file\n",
 154 " -key arg        - key to decode the private key if it is encrypted\n",
 155 " -cert file      - The CA certificate\n",
 156 " -in file        - The input PEM encoded certificate request(s)\n",
 157 " -out file       - Where to put the output file(s)\n",
 158 " -outdir dir     - Where to put output certificates\n",
 159 " -infiles ....   - The last argument, requests to process\n",
 160 " -spkac file     - File contains DN and signed public key and challenge\n",
 161 " -ss_cert file   - File contains a self signed cert to sign\n",
 162 " -preserveDN     - Don't re-order the DN\n",
 163 " -batch          - Don't ask questions\n",
 164 " -msie_hack      - msie modifications to handle all those universal strings\n",
 165 " -revoke file    - Revoke a certificate (given in file)\n",
 166 NULL
 167 };
 168
 169 #ifdef EFENCE
 170 extern int EF_PROTECT_FREE;
 171 extern int EF_PROTECT_BELOW;
 172 extern int EF_ALIGNMENT;
 173 #endif
 174
 175 static int add_oid_section(LHASH *conf);
 176 static void lookup_fail(char *name,char *tag);
 177 static int MS_CALLBACK key_callback(char *buf,int len,int verify,void *u);
 178 static unsigned long index_serial_hash(char **a);
 179 static int index_serial_cmp(char **a, char **b);
 180 static unsigned long index_name_hash(char **a);
 181 static int index_name_qual(char **a);
 182 static int index_name_cmp(char **a,char **b);
 183 static BIGNUM *load_serial(char *serialfile);
 184 static int save_serial(char *serialfile, BIGNUM *serial);
 185 static int certify(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
 186                    const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,TXT_DB *db,
 187                    BIGNUM *serial, char *startdate,char *enddate, int days,
 188                    int batch, char *ext_sect, LHASH *conf,int verbose);
 189 static int certify_cert(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
 190                         const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,
 191                         TXT_DB *db, BIGNUM *serial,char *startdate,
 192                         char *enddate, int days, int batch, char *ext_sect,
 193                         LHASH *conf,int verbose);
 194 static int certify_spkac(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
 195                          const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,
 196                          TXT_DB *db, BIGNUM *serial,char *startdate,
 197                          char *enddate, int days, char *ext_sect,LHASH *conf,
 198                                 int verbose);
 199 static int fix_data(int nid, int *type);
 200 static void write_new_certificate(BIO *bp, X509 *x, int output_der);
 201 static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst,
 202         STACK_OF(CONF_VALUE) *policy, TXT_DB *db, BIGNUM *serial,
 203         char *startdate, char *enddate, int days, int batch, int verbose,
 204         X509_REQ *req, char *ext_sect, LHASH *conf);
 205 static int do_revoke(X509 *x509, TXT_DB *db);
 206 static int check_time_format(char *str);
 207 static LHASH *conf;
 208 static char *key=NULL;
 209 static char *section=NULL;
 210
 211 static int preserve=0;
 212 static int msie_hack=0;
 213
 214 int MAIN(int argc, char **argv)
 215         {
 216         int total=0;
 217         int total_done=0;
 218         int badops=0;
 219         int ret=1;
 220         int req=0;
 221         int verbose=0;
 222         int gencrl=0;
 223         int dorevoke=0;
 224         long crldays=0;
 225         long crlhours=0;
 226         long errorline= -1;
 227         char *configfile=NULL;
 228         char *md=NULL;
 229         char *policy=NULL;
 230         char *keyfile=NULL;
 231         char *certfile=NULL;
 232         char *infile=NULL;
 233         char *spkac_file=NULL;
 234         char *ss_cert_file=NULL;
 235         EVP_PKEY *pkey=NULL;
 236         int output_der = 0;
 237         char *outfile=NULL;
 238         char *outdir=NULL;
 239         char *serialfile=NULL;
 240         char *extensions=NULL;
 241         char *crl_ext=NULL;
 242         BIGNUM *serial=NULL;
 243         char *startdate=NULL;
 244         char *enddate=NULL;
 245         int days=0;
 246         int batch=0;
 247         X509 *x509=NULL;
 248         X509 *x=NULL;
 249         BIO *in=NULL,*out=NULL,*Sout=NULL,*Cout=NULL;
 250         char *dbfile=NULL;
 251         TXT_DB *db=NULL;
 252         X509_CRL *crl=NULL;
 253         X509_CRL_INFO *ci=NULL;
 254         X509_REVOKED *r=NULL;
 255         char **pp,*p,*f;
 256         int i,j;
 257         long l;
 258         const EVP_MD *dgst=NULL;
 259         STACK_OF(CONF_VALUE) *attribs=NULL;
 260         STACK *cert_sk=NULL;
 261         BIO *hex=NULL;
 262 #undef BSIZE
 263 #define BSIZE 256
 264         MS_STATIC char buf[3][BSIZE];
 265
 266 #ifdef EFENCE
 267 EF_PROTECT_FREE=1;
 268 EF_PROTECT_BELOW=1;
 269 EF_ALIGNMENT=0;
 270 #endif
 271
 272         apps_startup();
 273
 274         X509V3_add_standard_extensions();
 275
 276         preserve=0;
 277         if (bio_err == NULL)
 278                 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
 279                         BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
 280
 281         argc--;
 282         argv++;
 283         while (argc >= 1)
 284                 {
 285                 if      (strcmp(*argv,"-verbose") == 0)
 286                         verbose=1;
 287                 else if (strcmp(*argv,"-config") == 0)
 288                         {
 289                         if (--argc < 1) goto bad;
 290                         configfile= *(++argv);
 291                         }
 292                 else if (strcmp(*argv,"-name") == 0)
 293                         {
 294                         if (--argc < 1) goto bad;
 295                         section= *(++argv);
 296                         }
 297                 else if (strcmp(*argv,"-startdate") == 0)
 298                         {
 299                         if (--argc < 1) goto bad;
 300                         startdate= *(++argv);
 301                         }
 302                 else if (strcmp(*argv,"-enddate") == 0)
 303                         {
 304                         if (--argc < 1) goto bad;
 305                         enddate= *(++argv);
 306                         }
 307                 else if (strcmp(*argv,"-days") == 0)
 308                         {
 309                         if (--argc < 1) goto bad;
 310                         days=atoi(*(++argv));
 311                         }
 312                 else if (strcmp(*argv,"-md") == 0)
 313                         {
 314                         if (--argc < 1) goto bad;
 315                         md= *(++argv);
 316                         }
 317                 else if (strcmp(*argv,"-policy") == 0)
 318                         {
 319                         if (--argc < 1) goto bad;
 320                         policy= *(++argv);
 321                         }
 322                 else if (strcmp(*argv,"-keyfile") == 0)
 323                         {
 324                         if (--argc < 1) goto bad;
 325                         keyfile= *(++argv);
 326                         }
 327                 else if (strcmp(*argv,"-key") == 0)
 328                         {
 329                         if (--argc < 1) goto bad;
 330                         key= *(++argv);
 331                         }
 332                 else if (strcmp(*argv,"-cert") == 0)
 333                         {
 334                         if (--argc < 1) goto bad;
 335                         certfile= *(++argv);
 336                         }
 337                 else if (strcmp(*argv,"-in") == 0)
 338                         {
 339                         if (--argc < 1) goto bad;
 340                         infile= *(++argv);
 341                         req=1;
 342                         }
 343                 else if (strcmp(*argv,"-out") == 0)
 344                         {
 345                         if (--argc < 1) goto bad;
 346                         outfile= *(++argv);
 347                         }
 348                 else if (strcmp(*argv,"-outdir") == 0)
 349                         {
 350                         if (--argc < 1) goto bad;
 351                         outdir= *(++argv);
 352                         }
 353                 else if (strcmp(*argv,"-batch") == 0)
 354                         batch=1;
 355                 else if (strcmp(*argv,"-preserveDN") == 0)
 356                         preserve=1;
 357                 else if (strcmp(*argv,"-gencrl") == 0)
 358                         gencrl=1;
 359                 else if (strcmp(*argv,"-msie_hack") == 0)
 360                         msie_hack=1;
 361                 else if (strcmp(*argv,"-crldays") == 0)
 362                         {
 363                         if (--argc < 1) goto bad;
 364                         crldays= atol(*(++argv));
 365                         }
 366                 else if (strcmp(*argv,"-crlhours") == 0)
 367                         {
 368                         if (--argc < 1) goto bad;
 369                         crlhours= atol(*(++argv));
 370                         }
 371                 else if (strcmp(*argv,"-infiles") == 0)
 372                         {
 373                         argc--;
 374                         argv++;
 375                         req=1;
 376                         break;
 377                         }
 378                 else if (strcmp(*argv, "-ss_cert") == 0)
 379                         {
 380                         if (--argc < 1) goto bad;
 381                         ss_cert_file = *(++argv);
 382                         req=1;
 383                         }
 384                 else if (strcmp(*argv, "-spkac") == 0)
 385                         {
 386                         if (--argc < 1) goto bad;
 387                         spkac_file = *(++argv);
 388                         req=1;
 389                         }
 390                 else if (strcmp(*argv,"-revoke") == 0)
 391                         {
 392                         if (--argc < 1) goto bad;
 393                         infile= *(++argv);
 394                         dorevoke=1;
 395                         }
 396                 else
 397                         {
 398 bad:
 399                         BIO_printf(bio_err,"unknown option %s\n",*argv);
 400                         badops=1;
 401                         break;
 402                         }
 403                 argc--;
 404                 argv++;
 405                 }
 406
 407         if (badops)
 408                 {
 409                 for (pp=ca_usage; (*pp != NULL); pp++)
 410                         BIO_printf(bio_err,*pp);
 411                 goto err;
 412                 }
 413
 414         ERR_load_crypto_strings();
 415
 416         /*****************************************************************/
 417         if (configfile == NULL) configfile = getenv("OPENSSL_CONF");
 418         if (configfile == NULL) configfile = getenv("SSLEAY_CONF");
 419         if (configfile == NULL)
 420                 {
 421                 /* We will just use 'buf[0]' as a temporary buffer.  */
 422 #ifdef VMS
 423                 strncpy(buf[0],X509_get_default_cert_area(),
 424                         sizeof(buf[0])-1-sizeof(CONFIG_FILE));
 425 #else
 426                 strncpy(buf[0],X509_get_default_cert_area(),
 427                         sizeof(buf[0])-2-sizeof(CONFIG_FILE));
 428                 strcat(buf[0],"/");
 429 #endif
 430                 strcat(buf[0],CONFIG_FILE);
 431                 configfile=buf[0];
 432                 }
 433
 434         BIO_printf(bio_err,"Using configuration from %s\n",configfile);
 435         if ((conf=CONF_load(NULL,configfile,&errorline)) == NULL)
 436                 {
 437                 if (errorline <= 0)
 438                         BIO_printf(bio_err,"error loading the config file '%s'\n",
 439                                 configfile);
 440                 else
 441                         BIO_printf(bio_err,"error on line %ld of config file '%s'\n"
 442                                 ,errorline,configfile);
 443                 goto err;
 444                 }
 445
 446         /* Lets get the config section we are using */
 447         if (section == NULL)
 448                 {
 449                 section=CONF_get_string(conf,BASE_SECTION,ENV_DEFAULT_CA);
 450                 if (section == NULL)
 451                         {
 452                         lookup_fail(BASE_SECTION,ENV_DEFAULT_CA);
 453                         goto err;
 454                         }
 455                 }
 456
 457         if (conf != NULL)
 458                 {
 459                 p=CONF_get_string(conf,NULL,"oid_file");
 460                 if (p != NULL)
 461                         {
 462                         BIO *oid_bio;
 463
 464                         oid_bio=BIO_new_file(p,"r");
 465                         if (oid_bio == NULL)
 466                                 {
 467                                 /*
 468                                 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
 469                                 ERR_print_errors(bio_err);
 470                                 */
 471                                 ERR_clear_error();
 472                                 }
 473                         else
 474                                 {
 475                                 OBJ_create_objects(oid_bio);
 476                                 BIO_free(oid_bio);
 477                                 }
 478                         }
 479                 }
 480                 if(!add_oid_section(conf)) {
 481                         ERR_print_errors(bio_err);
 482                         goto err;
 483                 }
 484
 485         in=BIO_new(BIO_s_file());
 486         out=BIO_new(BIO_s_file());
 487         Sout=BIO_new(BIO_s_file());
 488         Cout=BIO_new(BIO_s_file());
 489         if ((in == NULL) || (out == NULL) || (Sout == NULL) || (Cout == NULL))
 490                 {
 491                 ERR_print_errors(bio_err);
 492                 goto err;
 493                 }
 494
 495         /*****************************************************************/
 496         /* we definitly need an public key, so lets get it */
 497
 498         if ((keyfile == NULL) && ((keyfile=CONF_get_string(conf,
 499                 section,ENV_PRIVATE_KEY)) == NULL))
 500                 {
 501                 lookup_fail(section,ENV_PRIVATE_KEY);
 502                 goto err;
 503                 }
 504         if (BIO_read_filename(in,keyfile) <= 0)
 505                 {
 506                 perror(keyfile);
 507                 BIO_printf(bio_err,"trying to load CA private key\n");
 508                 goto err;
 509                 }
 510         if (key == NULL)
 511                 pkey=PEM_read_bio_PrivateKey(in,NULL,NULL,NULL);
 512         else
 513                 {
 514                 pkey=PEM_read_bio_PrivateKey(in,NULL,key_callback,NULL);
 515                 memset(key,0,strlen(key));
 516                 }
 517         if (pkey == NULL)
 518                 {
 519                 BIO_printf(bio_err,"unable to load CA private key\n");
 520                 goto err;
 521                 }
 522
 523         /*****************************************************************/
 524         /* we need a certificate */
 525         if ((certfile == NULL) && ((certfile=CONF_get_string(conf,
 526                 section,ENV_CERTIFICATE)) == NULL))
 527                 {
 528                 lookup_fail(section,ENV_CERTIFICATE);
 529                 goto err;
 530                 }
 531         if (BIO_read_filename(in,certfile) <= 0)
 532                 {
 533                 perror(certfile);
 534                 BIO_printf(bio_err,"trying to load CA certificate\n");
 535                 goto err;
 536                 }
 537         x509=PEM_read_bio_X509(in,NULL,NULL,NULL);
 538         if (x509 == NULL)
 539                 {
 540                 BIO_printf(bio_err,"unable to load CA certificate\n");
 541                 goto err;
 542                 }
 543
 544         if (!X509_check_private_key(x509,pkey))
 545                 {
 546                 BIO_printf(bio_err,"CA certificate and CA private key do not match\n");
 547                 goto err;
 548                 }
 549
 550         f=CONF_get_string(conf,BASE_SECTION,ENV_PRESERVE);
 551         if ((f != NULL) && ((*f == 'y') || (*f == 'Y')))
 552                 preserve=1;
 553         f=CONF_get_string(conf,BASE_SECTION,ENV_MSIE_HACK);
 554         if ((f != NULL) && ((*f == 'y') || (*f == 'Y')))
 555                 msie_hack=1;
 556
 557         /*****************************************************************/
 558         /* lookup where to write new certificates */
 559         if ((outdir == NULL) && (req))
 560                 {
 561                 struct stat sb;
 562
 563                 if ((outdir=CONF_get_string(conf,section,ENV_NEW_CERTS_DIR))
 564                         == NULL)
 565                         {
 566                         BIO_printf(bio_err,"there needs to be defined a directory for new certificate to be placed in\n");
 567                         goto err;
 568                         }
 569 #ifdef VMS
 570                 /* For technical reasons, VMS misbehaves with X_OK */
 571                 if (access(outdir,R_OK|W_OK) != 0)
 572 #else
 573                 if (access(outdir,R_OK|W_OK|X_OK) != 0)
 574 #endif
 575                         {
 576                         BIO_printf(bio_err,"I am unable to acces the %s directory\n",outdir);
 577                         perror(outdir);
 578                         goto err;
 579                         }
 580
 581                 if (stat(outdir,&sb) != 0)
 582                         {
 583                         BIO_printf(bio_err,"unable to stat(%s)\n",outdir);
 584                         perror(outdir);
 585                         goto err;
 586                         }
 587                 if (!(sb.st_mode & S_IFDIR))
 588                         {
 589                         BIO_printf(bio_err,"%s need to be a directory\n",outdir);
 590                         perror(outdir);
 591                         goto err;
 592                         }
 593                 }
 594
 595         /*****************************************************************/
 596         /* we need to load the database file */
 597         if ((dbfile=CONF_get_string(conf,section,ENV_DATABASE)) == NULL)
 598                 {
 599                 lookup_fail(section,ENV_DATABASE);
 600                 goto err;
 601                 }
 602         if (BIO_read_filename(in,dbfile) <= 0)
 603                 {
 604                 perror(dbfile);
 605                 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
 606                 goto err;
 607                 }
 608         db=TXT_DB_read(in,DB_NUMBER);
 609         if (db == NULL) goto err;
 610
 611         /* Lets check some fields */
 612         for (i=0; i<sk_num(db->data); i++)
 613                 {
 614                 pp=(char **)sk_value(db->data,i);
 615                 if ((pp[DB_type][0] != DB_TYPE_REV) &&
 616                         (pp[DB_rev_date][0] != '\0'))
 617                         {
 618                         BIO_printf(bio_err,"entry %d: not revoked yet, but has a revocation date\n",i+1);
 619                         goto err;
 620                         }
 621                 if ((pp[DB_type][0] == DB_TYPE_REV) &&
 622                         !check_time_format(pp[DB_rev_date]))
 623                         {
 624                         BIO_printf(bio_err,"entry %d: invalid revocation date\n",
 625                                 i+1);
 626                         goto err;
 627                         }
 628                 if (!check_time_format(pp[DB_exp_date]))
 629                         {
 630                         BIO_printf(bio_err,"entry %d: invalid expiry date\n",i+1);
 631                         goto err;
 632                         }
 633                 p=pp[DB_serial];
 634                 j=strlen(p);
 635                 if ((j&1) || (j < 2))
 636                         {
 637                         BIO_printf(bio_err,"entry %d: bad serial number length (%d)\n",i+1,j);
 638                         goto err;
 639                         }
 640                 while (*p)
 641                         {
 642                         if (!(  ((*p >= '0') && (*p <= '9')) ||
 643                                 ((*p >= 'A') && (*p <= 'F')) ||
 644                                 ((*p >= 'a') && (*p <= 'f')))  )
 645                                 {
 646                                 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);
 647                                 goto err;
 648                                 }
 649                         p++;
 650                         }
 651                 }
 652         if (verbose)
 653                 {
 654                 BIO_set_fp(out,stdout,BIO_NOCLOSE|BIO_FP_TEXT); /* cannot fail */
 655                 TXT_DB_write(out,db);
 656                 BIO_printf(bio_err,"%d entries loaded from the database\n",
 657                         db->data->num);
 658                 BIO_printf(bio_err,"generating indexs\n");
 659                 }
 660
 661         if (!TXT_DB_create_index(db,DB_serial,NULL,index_serial_hash,
 662                 index_serial_cmp))
 663                 {
 664                 BIO_printf(bio_err,"error creating serial number index:(%ld,%ld,%ld)\n",db->error,db->arg1,db->arg2);
 665                 goto err;
 666                 }
 667
 668         if (!TXT_DB_create_index(db,DB_name,index_name_qual,index_name_hash,
 669                 index_name_cmp))
 670                 {
 671                 BIO_printf(bio_err,"error creating name index:(%ld,%ld,%ld)\n",
 672                         db->error,db->arg1,db->arg2);
 673                 goto err;
 674                 }
 675
 676         /*****************************************************************/
 677         if (req || gencrl)
 678                 {
 679                 if (outfile != NULL)
 680                         {
 681
 682                         if (BIO_write_filename(Sout,outfile) <= 0)
 683                                 {
 684                                 perror(outfile);
 685                                 goto err;
 686                                 }
 687                         }
 688                 else
 689                         BIO_set_fp(Sout,stdout,BIO_NOCLOSE|BIO_FP_TEXT);
 690                 }
 691
 692         if (req)
 693                 {
 694                 if ((md == NULL) && ((md=CONF_get_string(conf,
 695                         section,ENV_DEFAULT_MD)) == NULL))
 696                         {
 697                         lookup_fail(section,ENV_DEFAULT_MD);
 698                         goto err;
 699                         }
 700                 if ((dgst=EVP_get_digestbyname(md)) == NULL)
 701                         {
 702                         BIO_printf(bio_err,"%s is an unsupported message digest type\n",md);
 703                         goto err;
 704                         }
 705                 if (verbose)
 706                         BIO_printf(bio_err,"message digest is %s\n",
 707                                 OBJ_nid2ln(dgst->type));
 708                 if ((policy == NULL) && ((policy=CONF_get_string(conf,
 709                         section,ENV_POLICY)) == NULL))
 710                         {
 711                         lookup_fail(section,ENV_POLICY);
 712                         goto err;
 713                         }
 714                 if (verbose)
 715                         BIO_printf(bio_err,"policy is %s\n",policy);
 716
 717                 if ((serialfile=CONF_get_string(conf,section,ENV_SERIAL))
 718                         == NULL)
 719                         {
 720                         lookup_fail(section,ENV_SERIAL);
 721                         goto err;
 722                         }
 723
 724                 extensions=CONF_get_string(conf,section,ENV_EXTENSIONS);
 725                 if(extensions) {
 726                         /* Check syntax of file */
 727                         X509V3_CTX ctx;
 728                         X509V3_set_ctx_test(&ctx);
 729                         X509V3_set_conf_lhash(&ctx, conf);
 730                         if(!X509V3_EXT_add_conf(conf, &ctx, extensions, NULL)) {
 731                                 BIO_printf(bio_err,
 732                                  "Error Loading extension section %s\n",
 733                                                                  extensions);
 734                                 ret = 1;
 735                                 goto err;
 736                         }
 737                 }
 738
 739                 if (startdate == NULL)
 740                         {
 741                         startdate=CONF_get_string(conf,section,
 742                                 ENV_DEFAULT_STARTDATE);
 743                         }
 744                 if (startdate && !ASN1_UTCTIME_set_string(NULL,startdate))
 745                         {
 746                         BIO_printf(bio_err,"start date is invalid, it should be YYMMDDHHMMSSZ\n");
 747                         goto err;
 748                         }
 749                 if (startdate == NULL) startdate="today";
 750
 751                 if (enddate == NULL)
 752                         {
 753                         enddate=CONF_get_string(conf,section,
 754                                 ENV_DEFAULT_ENDDATE);
 755                         }
 756                 if (enddate && !ASN1_UTCTIME_set_string(NULL,enddate))
 757                         {
 758                         BIO_printf(bio_err,"end date is invalid, it should be YYMMDDHHMMSSZ\n");
 759                         goto err;
 760                         }
 761
 762                 if (days == 0)
 763                         {
 764                         days=(int)CONF_get_number(conf,section,
 765                                 ENV_DEFAULT_DAYS);
 766                         }
 767                 if (!enddate && (days == 0))
 768                         {
 769                         BIO_printf(bio_err,"cannot lookup how many days to certify for\n");
 770                         goto err;
 771                         }
 772
 773                 if ((serial=load_serial(serialfile)) == NULL)
 774                         {
 775                         BIO_printf(bio_err,"error while loading serial number\n");
 776                         goto err;
 777                         }
 778                 if (verbose)
 779                         {
 780                         if ((f=BN_bn2hex(serial)) == NULL) goto err;
 781                         BIO_printf(bio_err,"next serial number is %s\n",f);
 782                         Free(f);
 783                         }
 784
 785                 if ((attribs=CONF_get_section(conf,policy)) == NULL)
 786                         {
 787                         BIO_printf(bio_err,"unable to find 'section' for %s\n",policy);
 788                         goto err;
 789                         }
 790
 791                 if ((cert_sk=sk_new_null()) == NULL)
 792                         {
 793                         BIO_printf(bio_err,"Malloc failure\n");
 794                         goto err;
 795                         }
 796                 if (spkac_file != NULL)
 797                         {
 798                         total++;
 799                         j=certify_spkac(&x,spkac_file,pkey,x509,dgst,attribs,db,
 800                                 serial,startdate,enddate, days,extensions,conf,
 801                                 verbose);
 802                         if (j < 0) goto err;
 803                         if (j > 0)
 804                                 {
 805                                 total_done++;
 806                                 BIO_printf(bio_err,"\n");
 807                                 if (!BN_add_word(serial,1)) goto err;
 808                                 if (!sk_push(cert_sk,(char *)x))
 809                                         {
 810                                         BIO_printf(bio_err,"Malloc failure\n");
 811                                         goto err;
 812                                         }
 813                                 if (outfile)
 814                                         {
 815                                         output_der = 1;
 816                                         batch = 1;
 817                                         }
 818                                 }
 819                         }
 820                 if (ss_cert_file != NULL)
 821                         {
 822                         total++;
 823                         j=certify_cert(&x,ss_cert_file,pkey,x509,dgst,attribs,
 824                                 db,serial,startdate,enddate,days,batch,
 825                                 extensions,conf,verbose);
 826                         if (j < 0) goto err;
 827                         if (j > 0)
 828                                 {
 829                                 total_done++;
 830                                 BIO_printf(bio_err,"\n");
 831                                 if (!BN_add_word(serial,1)) goto err;
 832                                 if (!sk_push(cert_sk,(char *)x))
 833                                         {
 834                                         BIO_printf(bio_err,"Malloc failure\n");
 835                                         goto err;
 836                                         }
 837                                 }
 838                         }
 839                 if (infile != NULL)
 840                         {
 841                         total++;
 842                         j=certify(&x,infile,pkey,x509,dgst,attribs,db,
 843                                 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                 for (i=0; i<argc; i++)
 859                         {
 860                         total++;
 861                         j=certify(&x,argv[i],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                 /* we have a stack of newly certified certificates
 878                  * and a data base and serial number that need
 879                  * updating */
 880
 881                 if (sk_num(cert_sk) > 0)
 882                         {
 883                         if (!batch)
 884                                 {
 885                                 BIO_printf(bio_err,"\n%d out of %d certificate requests certified, commit? [y/n]",total_done,total);
 886                                 (void)BIO_flush(bio_err);
 887                                 buf[0][0]='\0';
 888                                 fgets(buf[0],10,stdin);
 889                                 if ((buf[0][0] != 'y') && (buf[0][0] != 'Y'))
 890                                         {
 891                                         BIO_printf(bio_err,"CERTIFICATION CANCELED\n");
 892                                         ret=0;
 893                                         goto err;
 894                                         }
 895                                 }
 896
 897                         BIO_printf(bio_err,"Write out database with %d new entries\n",sk_num(cert_sk));
 898
 899                         strncpy(buf[0],serialfile,BSIZE-4);
 900
 901 #ifdef VMS
 902                         strcat(buf[0],"-new");
 903 #else
 904                         strcat(buf[0],".new");
 905 #endif
 906
 907                         if (!save_serial(buf[0],serial)) goto err;
 908
 909                         strncpy(buf[1],dbfile,BSIZE-4);
 910
 911 #ifdef VMS
 912                         strcat(buf[1],"-new");
 913 #else
 914                         strcat(buf[1],".new");
 915 #endif
 916
 917                         if (BIO_write_filename(out,buf[1]) <= 0)
 918                                 {
 919                                 perror(dbfile);
 920                                 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
 921                                 goto err;
 922                                 }
 923                         l=TXT_DB_write(out,db);
 924                         if (l <= 0) goto err;
 925                         }
 926
 927                 if (verbose)
 928                         BIO_printf(bio_err,"writing new certificates\n");
 929                 for (i=0; i<sk_num(cert_sk); i++)
 930                         {
 931                         int k;
 932                         unsigned char *n;
 933
 934                         x=(X509 *)sk_value(cert_sk,i);
 935
 936                         j=x->cert_info->serialNumber->length;
 937                         p=(char *)x->cert_info->serialNumber->data;
 938
 939                         strncpy(buf[2],outdir,BSIZE-(j*2)-6);
 940
 941 #ifndef VMS
 942                         strcat(buf[2],"/");
 943 #endif
 944
 945                         n=(unsigned char *)&(buf[2][strlen(buf[2])]);
 946                         if (j > 0)
 947                                 {
 948                                 for (k=0; k<j; k++)
 949                                         {
 950                                         sprintf((char *)n,"%02X",(unsigned char)*(p++));
 951                                         n+=2;
 952                                         }
 953                                 }
 954                         else
 955                                 {
 956                                 *(n++)='0';
 957                                 *(n++)='0';
 958                                 }
 959                         *(n++)='.'; *(n++)='p'; *(n++)='e'; *(n++)='m';
 960                         *n='\0';
 961                         if (verbose)
 962                                 BIO_printf(bio_err,"writing %s\n",buf[2]);
 963
 964                         if (BIO_write_filename(Cout,buf[2]) <= 0)
 965                                 {
 966                                 perror(buf[2]);
 967                                 goto err;
 968                                 }
 969                         write_new_certificate(Cout,x, 0);
 970                         write_new_certificate(Sout,x, output_der);
 971                         }
 972
 973                 if (sk_num(cert_sk))
 974                         {
 975                         /* Rename the database and the serial file */
 976                         strncpy(buf[2],serialfile,BSIZE-4);
 977
 978 #ifdef VMS
 979                         strcat(buf[2],"-old");
 980 #else
 981                         strcat(buf[2],".old");
 982 #endif
 983
 984                         BIO_free(in);
 985                         BIO_free(out);
 986                         in=NULL;
 987                         out=NULL;
 988                         if (rename(serialfile,buf[2]) < 0)
 989                                 {
 990                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
 991                                         serialfile,buf[2]);
 992                                 perror("reason");
 993                                 goto err;
 994                                 }
 995                         if (rename(buf[0],serialfile) < 0)
 996                                 {
 997                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
 998                                         buf[0],serialfile);
 999                                 perror("reason");
1000                                 rename(buf[2],serialfile);
1001                                 goto err;
1002                                 }
1003
1004                         strncpy(buf[2],dbfile,BSIZE-4);
1005
1006 #ifdef VMS
1007                         strcat(buf[2],"-old");
1008 #else
1009                         strcat(buf[2],".old");
1010 #endif
1011
1012                         if (rename(dbfile,buf[2]) < 0)
1013                                 {
1014                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
1015                                         dbfile,buf[2]);
1016                                 perror("reason");
1017                                 goto err;
1018                                 }
1019                         if (rename(buf[1],dbfile) < 0)
1020                                 {
1021                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
1022                                         buf[1],dbfile);
1023                                 perror("reason");
1024                                 rename(buf[2],dbfile);
1025                                 goto err;
1026                                 }
1027                         BIO_printf(bio_err,"Data Base Updated\n");
1028                         }
1029                 }
1030
1031         /*****************************************************************/
1032         if (gencrl)
1033                 {
1034                 crl_ext=CONF_get_string(conf,section,ENV_CRLEXT);
1035                 if(crl_ext) {
1036                         /* Check syntax of file */
1037                         X509V3_CTX ctx;
1038                         X509V3_set_ctx_test(&ctx);
1039                         X509V3_set_conf_lhash(&ctx, conf);
1040                         if(!X509V3_EXT_add_conf(conf, &ctx, crl_ext, NULL)) {
1041                                 BIO_printf(bio_err,
1042                                  "Error Loading CRL extension section %s\n",
1043                                                                  crl_ext);
1044                                 ret = 1;
1045                                 goto err;
1046                         }
1047                 }
1048                 if ((hex=BIO_new(BIO_s_mem())) == NULL) goto err;
1049
1050                 if (!crldays && !crlhours)
1051                         {
1052                         crldays=CONF_get_number(conf,section,
1053                                 ENV_DEFAULT_CRL_DAYS);
1054                         crlhours=CONF_get_number(conf,section,
1055                                 ENV_DEFAULT_CRL_HOURS);
1056                         }
1057                 if ((crldays == 0) && (crlhours == 0))
1058                         {
1059                         BIO_printf(bio_err,"cannot lookup how long until the next CRL is issuer\n");
1060                         goto err;
1061                         }
1062
1063                 if (verbose) BIO_printf(bio_err,"making CRL\n");
1064                 if ((crl=X509_CRL_new()) == NULL) goto err;
1065                 ci=crl->crl;
1066                 X509_NAME_free(ci->issuer);
1067                 ci->issuer=X509_NAME_dup(x509->cert_info->subject);
1068                 if (ci->issuer == NULL) goto err;
1069
1070                 X509_gmtime_adj(ci->lastUpdate,0);
1071                 if (ci->nextUpdate == NULL)
1072                         ci->nextUpdate=ASN1_UTCTIME_new();
1073                 X509_gmtime_adj(ci->nextUpdate,(crldays*24+crlhours)*60*60);
1074
1075                 for (i=0; i<sk_num(db->data); i++)
1076                         {
1077                         pp=(char **)sk_value(db->data,i);
1078                         if (pp[DB_type][0] == DB_TYPE_REV)
1079                                 {
1080                                 if ((r=X509_REVOKED_new()) == NULL) goto err;
1081                                 ASN1_STRING_set((ASN1_STRING *)
1082                                         r->revocationDate,
1083                                         (unsigned char *)pp[DB_rev_date],
1084                                         strlen(pp[DB_rev_date]));
1085                                 /* strcpy(r->revocationDate,pp[DB_rev_date]);*/
1086
1087                                 (void)BIO_reset(hex);
1088                                 if (!BIO_puts(hex,pp[DB_serial]))
1089                                         goto err;
1090                                 if (!a2i_ASN1_INTEGER(hex,r->serialNumber,
1091                                         buf[0],BSIZE)) goto err;
1092
1093                                 sk_X509_REVOKED_push(ci->revoked,r);
1094                                 }
1095                         }
1096                 /* sort the data so it will be written in serial
1097                  * number order */
1098                 sk_X509_REVOKED_sort(ci->revoked);
1099                 for (i=0; i<sk_X509_REVOKED_num(ci->revoked); i++)
1100                         {
1101                         r=sk_X509_REVOKED_value(ci->revoked,i);
1102                         r->sequence=i;
1103                         }
1104
1105                 /* we now have a CRL */
1106                 if (verbose) BIO_printf(bio_err,"signing CRL\n");
1107                 if (md != NULL)
1108                         {
1109                         if ((dgst=EVP_get_digestbyname(md)) == NULL)
1110                                 {
1111                                 BIO_printf(bio_err,"%s is an unsupported message digest type\n",md);
1112                                 goto err;
1113                                 }
1114                         }
1115                 else
1116                     {
1117 #ifndef NO_DSA
1118                     if (pkey->type == EVP_PKEY_DSA)
1119                         dgst=EVP_dss1();
1120                     else
1121 #endif
1122                         dgst=EVP_md5();
1123                     }
1124
1125                 /* Add any extensions asked for */
1126
1127                 if(crl_ext) {
1128                     X509V3_CTX crlctx;
1129                     if (ci->version == NULL)
1130                     if ((ci->version=ASN1_INTEGER_new()) == NULL) goto err;
1131                     ASN1_INTEGER_set(ci->version,1); /* version 2 CRL */
1132                     X509V3_set_ctx(&crlctx, x509, NULL, NULL, crl, 0);
1133                     X509V3_set_conf_lhash(&crlctx, conf);
1134
1135                     if(!X509V3_EXT_CRL_add_conf(conf, &crlctx,
1136                                                  crl_ext, crl)) goto err;
1137                 }
1138
1139                 if (!X509_CRL_sign(crl,pkey,dgst)) goto err;
1140
1141                 PEM_write_bio_X509_CRL(Sout,crl);
1142                 }
1143         /*****************************************************************/
1144         if (dorevoke)
1145                 {
1146                 in=BIO_new(BIO_s_file());
1147                 out=BIO_new(BIO_s_file());
1148                 if ((in == NULL) || (out == NULL))
1149                         {
1150                         ERR_print_errors(bio_err);
1151                         goto err;
1152                         }
1153                 if (infile == NULL)
1154                         {
1155                         BIO_printf(bio_err,"no input files\n");
1156                         goto err;
1157                         }
1158                 else
1159                         {
1160                         if (BIO_read_filename(in,infile) <= 0)
1161                                 {
1162                                 perror(infile);
1163                                 BIO_printf(bio_err,"error trying to load '%s' certificate\n",infile);
1164                                 goto err;
1165                                 }
1166                         x509=PEM_read_bio_X509(in,NULL,NULL,NULL);
1167                         if (x509 == NULL)
1168                                 {
1169                                 BIO_printf(bio_err,"unable to load '%s' certificate\n",infile);
1170                                 goto err;
1171                                 }
1172                         j=do_revoke(x509,db);
1173
1174                         strncpy(buf[0],dbfile,BSIZE-4);
1175                         strcat(buf[0],".new");
1176                         if (BIO_write_filename(out,buf[0]) <= 0)
1177                                 {
1178                                 perror(dbfile);
1179                                 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
1180                                 goto err;
1181                                 }
1182                         j=TXT_DB_write(out,db);
1183                         if (j <= 0) goto err;
1184                         BIO_free(in);
1185                         BIO_free(out);
1186                         in=NULL;
1187                         out=NULL;
1188                         strncpy(buf[1],dbfile,BSIZE-4);
1189                         strcat(buf[1],".old");
1190                         if (rename(dbfile,buf[1]) < 0)
1191                                 {
1192                                 BIO_printf(bio_err,"unable to rename %s to %s\n", dbfile, buf[1]);
1193                                 perror("reason");
1194                                 goto err;
1195                                 }
1196                         if (rename(buf[0],dbfile) < 0)
1197                                 {
1198                                 BIO_printf(bio_err,"unable to rename %s to %s\n", buf[0],dbfile);
1199                                 perror("reason");
1200                                 rename(buf[1],dbfile);
1201                                 goto err;
1202                                 }
1203                         BIO_printf(bio_err,"Data Base Updated\n");
1204                         }
1205                 }
1206         /*****************************************************************/
1207         ret=0;
1208 err:
1209         BIO_free(hex);
1210         BIO_free(Cout);
1211         BIO_free(Sout);
1212         BIO_free(out);
1213         BIO_free(in);
1214
1215         sk_pop_free(cert_sk,X509_free);
1216
1217         if (ret) ERR_print_errors(bio_err);
1218         BN_free(serial);
1219         TXT_DB_free(db);
1220         EVP_PKEY_free(pkey);
1221         X509_free(x509);
1222         X509_CRL_free(crl);
1223         CONF_free(conf);
1224         X509V3_EXT_cleanup();
1225         OBJ_cleanup();
1226         EXIT(ret);
1227         }
1228
1229 static void lookup_fail(char *name, char *tag)
1230         {
1231         BIO_printf(bio_err,"variable lookup failed for %s::%s\n",name,tag);
1232         }
1233
1234 static int MS_CALLBACK key_callback(char *buf, int len, int verify, void *u)
1235         {
1236         int i;
1237
1238         if (key == NULL) return(0);
1239         i=strlen(key);
1240         i=(i > len)?len:i;
1241         memcpy(buf,key,i);
1242         return(i);
1243         }
1244
1245 static unsigned long index_serial_hash(char **a)
1246         {
1247         char *n;
1248
1249         n=a[DB_serial];
1250         while (*n == '0') n++;
1251         return(lh_strhash(n));
1252         }
1253
1254 static int index_serial_cmp(char **a, char **b)
1255         {
1256         char *aa,*bb;
1257
1258         for (aa=a[DB_serial]; *aa == '0'; aa++);
1259         for (bb=b[DB_serial]; *bb == '0'; bb++);
1260         return(strcmp(aa,bb));
1261         }
1262
1263 static unsigned long index_name_hash(char **a)
1264         { return(lh_strhash(a[DB_name])); }
1265
1266 static int index_name_qual(char **a)
1267         { return(a[0][0] == 'V'); }
1268
1269 static int index_name_cmp(char **a, char **b)
1270         { return(strcmp(a[DB_name],
1271              b[DB_name])); }
1272
1273 static BIGNUM *load_serial(char *serialfile)
1274         {
1275         BIO *in=NULL;
1276         BIGNUM *ret=NULL;
1277         MS_STATIC char buf[1024];
1278         ASN1_INTEGER *ai=NULL;
1279
1280         if ((in=BIO_new(BIO_s_file())) == NULL)
1281                 {
1282                 ERR_print_errors(bio_err);
1283                 goto err;
1284                 }
1285
1286         if (BIO_read_filename(in,serialfile) <= 0)
1287                 {
1288                 perror(serialfile);
1289                 goto err;
1290                 }
1291         ai=ASN1_INTEGER_new();
1292         if (ai == NULL) goto err;
1293         if (!a2i_ASN1_INTEGER(in,ai,buf,1024))
1294                 {
1295                 BIO_printf(bio_err,"unable to load number from %s\n",
1296                         serialfile);
1297                 goto err;
1298                 }
1299         ret=ASN1_INTEGER_to_BN(ai,NULL);
1300         if (ret == NULL)
1301                 {
1302                 BIO_printf(bio_err,"error converting number from bin to BIGNUM");
1303                 goto err;
1304                 }
1305 err:
1306         if (in != NULL) BIO_free(in);
1307         if (ai != NULL) ASN1_INTEGER_free(ai);
1308         return(ret);
1309         }
1310
1311 static int save_serial(char *serialfile, BIGNUM *serial)
1312         {
1313         BIO *out;
1314         int ret=0;
1315         ASN1_INTEGER *ai=NULL;
1316
1317         out=BIO_new(BIO_s_file());
1318         if (out == NULL)
1319                 {
1320                 ERR_print_errors(bio_err);
1321                 goto err;
1322                 }
1323         if (BIO_write_filename(out,serialfile) <= 0)
1324                 {
1325                 perror(serialfile);
1326                 goto err;
1327                 }
1328
1329         if ((ai=BN_to_ASN1_INTEGER(serial,NULL)) == NULL)
1330                 {
1331                 BIO_printf(bio_err,"error converting serial to ASN.1 format\n");
1332                 goto err;
1333                 }
1334         i2a_ASN1_INTEGER(out,ai);
1335         BIO_puts(out,"\n");
1336         ret=1;
1337 err:
1338         if (out != NULL) BIO_free(out);
1339         if (ai != NULL) ASN1_INTEGER_free(ai);
1340         return(ret);
1341         }
1342
1343 static int certify(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
1344              const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
1345              BIGNUM *serial, char *startdate, char *enddate, int days,
1346              int batch, char *ext_sect, LHASH *lconf, int verbose)
1347         {
1348         X509_REQ *req=NULL;
1349         BIO *in=NULL;
1350         EVP_PKEY *pktmp=NULL;
1351         int ok= -1,i;
1352
1353         in=BIO_new(BIO_s_file());
1354
1355         if (BIO_read_filename(in,infile) <= 0)
1356                 {
1357                 perror(infile);
1358                 goto err;
1359                 }
1360         if ((req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL)) == NULL)
1361                 {
1362                 BIO_printf(bio_err,"Error reading certificate request in %s\n",
1363                         infile);
1364                 goto err;
1365                 }
1366         if (verbose)
1367                 X509_REQ_print(bio_err,req);
1368
1369         BIO_printf(bio_err,"Check that the request matches the signature\n");
1370
1371         if ((pktmp=X509_REQ_get_pubkey(req)) == NULL)
1372                 {
1373                 BIO_printf(bio_err,"error unpacking public key\n");
1374                 goto err;
1375                 }
1376         i=X509_REQ_verify(req,pktmp);
1377         EVP_PKEY_free(pktmp);
1378         if (i < 0)
1379                 {
1380                 ok=0;
1381                 BIO_printf(bio_err,"Signature verification problems....\n");
1382                 goto err;
1383                 }
1384         if (i == 0)
1385                 {
1386                 ok=0;
1387                 BIO_printf(bio_err,"Signature did not match the certificate request\n");
1388                 goto err;
1389                 }
1390         else
1391                 BIO_printf(bio_err,"Signature ok\n");
1392
1393         ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate, enddate,
1394                 days,batch,verbose,req,ext_sect,lconf);
1395
1396 err:
1397         if (req != NULL) X509_REQ_free(req);
1398         if (in != NULL) BIO_free(in);
1399         return(ok);
1400         }
1401
1402 static int certify_cert(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
1403              const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
1404              BIGNUM *serial, char *startdate, char *enddate, int days,
1405              int batch, char *ext_sect, LHASH *lconf, int verbose)
1406         {
1407         X509 *req=NULL;
1408         X509_REQ *rreq=NULL;
1409         BIO *in=NULL;
1410         EVP_PKEY *pktmp=NULL;
1411         int ok= -1,i;
1412
1413         in=BIO_new(BIO_s_file());
1414
1415         if (BIO_read_filename(in,infile) <= 0)
1416                 {
1417                 perror(infile);
1418                 goto err;
1419                 }
1420         if ((req=PEM_read_bio_X509(in,NULL,NULL,NULL)) == NULL)
1421                 {
1422                 BIO_printf(bio_err,"Error reading self signed certificate in %s\n",infile);
1423                 goto err;
1424                 }
1425         if (verbose)
1426                 X509_print(bio_err,req);
1427
1428         BIO_printf(bio_err,"Check that the request matches the signature\n");
1429
1430         if ((pktmp=X509_get_pubkey(req)) == NULL)
1431                 {
1432                 BIO_printf(bio_err,"error unpacking public key\n");
1433                 goto err;
1434                 }
1435         i=X509_verify(req,pktmp);
1436         EVP_PKEY_free(pktmp);
1437         if (i < 0)
1438                 {
1439                 ok=0;
1440                 BIO_printf(bio_err,"Signature verification problems....\n");
1441                 goto err;
1442                 }
1443         if (i == 0)
1444                 {
1445                 ok=0;
1446                 BIO_printf(bio_err,"Signature did not match the certificate\n");
1447                 goto err;
1448                 }
1449         else
1450                 BIO_printf(bio_err,"Signature ok\n");
1451
1452         if ((rreq=X509_to_X509_REQ(req,NULL,EVP_md5())) == NULL)
1453                 goto err;
1454
1455         ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate,enddate,days,
1456                 batch,verbose,rreq,ext_sect,lconf);
1457
1458 err:
1459         if (rreq != NULL) X509_REQ_free(rreq);
1460         if (req != NULL) X509_free(req);
1461         if (in != NULL) BIO_free(in);
1462         return(ok);
1463         }
1464
1465 static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst,
1466              STACK_OF(CONF_VALUE) *policy, TXT_DB *db, BIGNUM *serial,
1467              char *startdate, char *enddate, int days, int batch, int verbose,
1468              X509_REQ *req, char *ext_sect, LHASH *lconf)
1469         {
1470         X509_NAME *name=NULL,*CAname=NULL,*subject=NULL;
1471         ASN1_UTCTIME *tm,*tmptm;
1472         ASN1_STRING *str,*str2;
1473         ASN1_OBJECT *obj;
1474         X509 *ret=NULL;
1475         X509_CINF *ci;
1476         X509_NAME_ENTRY *ne;
1477         X509_NAME_ENTRY *tne,*push;
1478         EVP_PKEY *pktmp;
1479         int ok= -1,i,j,last,nid;
1480         char *p;
1481         CONF_VALUE *cv;
1482         char *row[DB_NUMBER],**rrow,**irow=NULL;
1483         char buf[25],*pbuf;
1484
1485         tmptm=ASN1_UTCTIME_new();
1486         if (tmptm == NULL)
1487                 {
1488                 BIO_printf(bio_err,"malloc error\n");
1489                 return(0);
1490                 }
1491
1492         for (i=0; i<DB_NUMBER; i++)
1493                 row[i]=NULL;
1494
1495         BIO_printf(bio_err,"The Subjects Distinguished Name is as follows\n");
1496         name=X509_REQ_get_subject_name(req);
1497         for (i=0; i<X509_NAME_entry_count(name); i++)
1498                 {
1499                 ne=(X509_NAME_ENTRY *)X509_NAME_get_entry(name,i);
1500                 obj=X509_NAME_ENTRY_get_object(ne);
1501                 j=i2a_ASN1_OBJECT(bio_err,obj);
1502                 str=X509_NAME_ENTRY_get_data(ne);
1503                 pbuf=buf;
1504                 for (j=22-j; j>0; j--)
1505                         *(pbuf++)=' ';
1506                 *(pbuf++)=':';
1507                 *(pbuf++)='\0';
1508                 BIO_puts(bio_err,buf);
1509
1510                 if (msie_hack)
1511                         {
1512                         /* assume all type should be strings */
1513                         nid=OBJ_obj2nid(ne->object);
1514
1515                         if (str->type == V_ASN1_UNIVERSALSTRING)
1516                                 ASN1_UNIVERSALSTRING_to_string(str);
1517
1518                         if ((str->type == V_ASN1_IA5STRING) &&
1519                                 (nid != NID_pkcs9_emailAddress))
1520                                 str->type=V_ASN1_T61STRING;
1521
1522                         if ((nid == NID_pkcs9_emailAddress) &&
1523                                 (str->type == V_ASN1_PRINTABLESTRING))
1524                                 str->type=V_ASN1_IA5STRING;
1525                         }
1526
1527                 if (str->type == V_ASN1_PRINTABLESTRING)
1528                         BIO_printf(bio_err,"PRINTABLE:'");
1529                 else if (str->type == V_ASN1_T61STRING)
1530                         BIO_printf(bio_err,"T61STRING:'");
1531                 else if (str->type == V_ASN1_IA5STRING)
1532                         BIO_printf(bio_err,"IA5STRING:'");
1533                 else if (str->type == V_ASN1_UNIVERSALSTRING)
1534                         BIO_printf(bio_err,"UNIVERSALSTRING:'");
1535                 else
1536                         BIO_printf(bio_err,"ASN.1 %2d:'",str->type);
1537
1538                 /* check some things */
1539                 if ((OBJ_obj2nid(obj) == NID_pkcs9_emailAddress) &&
1540                         (str->type != V_ASN1_IA5STRING))
1541                         {
1542                         BIO_printf(bio_err,"\nemailAddress type needs to be of type IA5STRING\n");
1543                         goto err;
1544                         }
1545                 j=ASN1_PRINTABLE_type(str->data,str->length);
1546                 if (    ((j == V_ASN1_T61STRING) &&
1547                          (str->type != V_ASN1_T61STRING)) ||
1548                         ((j == V_ASN1_IA5STRING) &&
1549                          (str->type == V_ASN1_PRINTABLESTRING)))
1550                         {
1551                         BIO_printf(bio_err,"\nThe string contains characters that are illegal for the ASN.1 type\n");
1552                         goto err;
1553                         }
1554
1555                 p=(char *)str->data;
1556                 for (j=str->length; j>0; j--)
1557                         {
1558                         if ((*p >= ' ') && (*p <= '~'))
1559                                 BIO_printf(bio_err,"%c",*p);
1560                         else if (*p & 0x80)
1561                                 BIO_printf(bio_err,"\\0x%02X",*p);
1562                         else if ((unsigned char)*p == 0xf7)
1563                                 BIO_printf(bio_err,"^?");
1564                         else    BIO_printf(bio_err,"^%c",*p+'@');
1565                         p++;
1566                         }
1567                 BIO_printf(bio_err,"'\n");
1568                 }
1569
1570         /* Ok, now we check the 'policy' stuff. */
1571         if ((subject=X509_NAME_new()) == NULL)
1572                 {
1573                 BIO_printf(bio_err,"Malloc failure\n");
1574                 goto err;
1575                 }
1576
1577         /* take a copy of the issuer name before we mess with it. */
1578         CAname=X509_NAME_dup(x509->cert_info->subject);
1579         if (CAname == NULL) goto err;
1580         str=str2=NULL;
1581
1582         for (i=0; i<sk_CONF_VALUE_num(policy); i++)
1583                 {
1584                 cv=sk_CONF_VALUE_value(policy,i); /* get the object id */
1585                 if ((j=OBJ_txt2nid(cv->name)) == NID_undef)
1586                         {
1587                         BIO_printf(bio_err,"%s:unknown object type in 'policy' configuration\n",cv->name);
1588                         goto err;
1589                         }
1590                 obj=OBJ_nid2obj(j);
1591
1592                 last= -1;
1593                 for (;;)
1594                         {
1595                         /* lookup the object in the supplied name list */
1596                         j=X509_NAME_get_index_by_OBJ(name,obj,last);
1597                         if (j < 0)
1598                                 {
1599                                 if (last != -1) break;
1600                                 tne=NULL;
1601                                 }
1602                         else
1603                                 {
1604                                 tne=X509_NAME_get_entry(name,j);
1605                                 }
1606                         last=j;
1607
1608                         /* depending on the 'policy', decide what to do. */
1609                         push=NULL;
1610                         if (strcmp(cv->value,"optional") == 0)
1611                                 {
1612                                 if (tne != NULL)
1613                                         push=tne;
1614                                 }
1615                         else if (strcmp(cv->value,"supplied") == 0)
1616                                 {
1617                                 if (tne == NULL)
1618                                         {
1619                                         BIO_printf(bio_err,"The %s field needed to be supplied and was missing\n",cv->name);
1620                                         goto err;
1621                                         }
1622                                 else
1623                                         push=tne;
1624                                 }
1625                         else if (strcmp(cv->value,"match") == 0)
1626                                 {
1627                                 int last2;
1628
1629                                 if (tne == NULL)
1630                                         {
1631                                         BIO_printf(bio_err,"The mandatory %s field was missing\n",cv->name);
1632                                         goto err;
1633                                         }
1634
1635                                 last2= -1;
1636
1637 again2:
1638                                 j=X509_NAME_get_index_by_OBJ(CAname,obj,last2);
1639                                 if ((j < 0) && (last2 == -1))
1640                                         {
1641                                         BIO_printf(bio_err,"The %s field does not exist in the CA certificate,\nthe 'policy' is misconfigured\n",cv->name);
1642                                         goto err;
1643                                         }
1644                                 if (j >= 0)
1645                                         {
1646                                         push=X509_NAME_get_entry(CAname,j);
1647                                         str=X509_NAME_ENTRY_get_data(tne);
1648                                         str2=X509_NAME_ENTRY_get_data(push);
1649                                         last2=j;
1650                                         if (ASN1_STRING_cmp(str,str2) != 0)
1651                                                 goto again2;
1652                                         }
1653                                 if (j < 0)
1654                                         {
1655                                         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));
1656                                         goto err;
1657                                         }
1658                                 }
1659                         else
1660                                 {
1661                                 BIO_printf(bio_err,"%s:invalid type in 'policy' configuration\n",cv->value);
1662                                 goto err;
1663                                 }
1664
1665                         if (push != NULL)
1666                                 {
1667                                 if (!X509_NAME_add_entry(subject,push,
1668                                         X509_NAME_entry_count(subject),0))
1669                                         {
1670                                         if (push != NULL)
1671                                                 X509_NAME_ENTRY_free(push);
1672                                         BIO_printf(bio_err,"Malloc failure\n");
1673                                         goto err;
1674                                         }
1675                                 }
1676                         if (j < 0) break;
1677                         }
1678                 }
1679
1680         if (preserve)
1681                 {
1682                 X509_NAME_free(subject);
1683                 subject=X509_NAME_dup(X509_REQ_get_subject_name(req));
1684                 if (subject == NULL) goto err;
1685                 }
1686
1687         if (verbose)
1688                 BIO_printf(bio_err,"The subject name apears to be ok, checking data base for clashes\n");
1689
1690         row[DB_name]=X509_NAME_oneline(subject,NULL,0);
1691         row[DB_serial]=BN_bn2hex(serial);
1692         if ((row[DB_name] == NULL) || (row[DB_serial] == NULL))
1693                 {
1694                 BIO_printf(bio_err,"Malloc failure\n");
1695                 goto err;
1696                 }
1697
1698         rrow=TXT_DB_get_by_index(db,DB_name,row);
1699         if (rrow != NULL)
1700                 {
1701                 BIO_printf(bio_err,"ERROR:There is already a certificate for %s\n",
1702                         row[DB_name]);
1703                 }
1704         else
1705                 {
1706                 rrow=TXT_DB_get_by_index(db,DB_serial,row);
1707                 if (rrow != NULL)
1708                         {
1709                         BIO_printf(bio_err,"ERROR:Serial number %s has already been issued,\n",
1710                                 row[DB_serial]);
1711                         BIO_printf(bio_err,"      check the database/serial_file for corruption\n");
1712                         }
1713                 }
1714
1715         if (rrow != NULL)
1716                 {
1717                 BIO_printf(bio_err,
1718                         "The matching entry has the following details\n");
1719                 if (rrow[DB_type][0] == 'E')
1720                         p="Expired";
1721                 else if (rrow[DB_type][0] == 'R')
1722                         p="Revoked";
1723                 else if (rrow[DB_type][0] == 'V')
1724                         p="Valid";
1725                 else
1726                         p="\ninvalid type, Data base error\n";
1727                 BIO_printf(bio_err,"Type          :%s\n",p);;
1728                 if (rrow[DB_type][0] == 'R')
1729                         {
1730                         p=rrow[DB_exp_date]; if (p == NULL) p="undef";
1731                         BIO_printf(bio_err,"Was revoked on:%s\n",p);
1732                         }
1733                 p=rrow[DB_exp_date]; if (p == NULL) p="undef";
1734                 BIO_printf(bio_err,"Expires on    :%s\n",p);
1735                 p=rrow[DB_serial]; if (p == NULL) p="undef";
1736                 BIO_printf(bio_err,"Serial Number :%s\n",p);
1737                 p=rrow[DB_file]; if (p == NULL) p="undef";
1738                 BIO_printf(bio_err,"File name     :%s\n",p);
1739                 p=rrow[DB_name]; if (p == NULL) p="undef";
1740                 BIO_printf(bio_err,"Subject Name  :%s\n",p);
1741                 ok= -1; /* This is now a 'bad' error. */
1742                 goto err;
1743                 }
1744
1745         /* We are now totaly happy, lets make and sign the certificate */
1746         if (verbose)
1747                 BIO_printf(bio_err,"Everything appears to be ok, creating and signing the certificate\n");
1748
1749         if ((ret=X509_new()) == NULL) goto err;
1750         ci=ret->cert_info;
1751
1752 #ifdef X509_V3
1753         /* Make it an X509 v3 certificate. */
1754         if (!X509_set_version(x509,2)) goto err;
1755 #endif
1756
1757         if (BN_to_ASN1_INTEGER(serial,ci->serialNumber) == NULL)
1758                 goto err;
1759         if (!X509_set_issuer_name(ret,X509_get_subject_name(x509)))
1760                 goto err;
1761
1762         BIO_printf(bio_err,"Certificate is to be certified until ");
1763         if (strcmp(startdate,"today") == 0)
1764                 X509_gmtime_adj(X509_get_notBefore(ret),0);
1765         else ASN1_UTCTIME_set_string(X509_get_notBefore(ret),startdate);
1766
1767         if (enddate == NULL)
1768                 X509_gmtime_adj(X509_get_notAfter(ret),(long)60*60*24*days);
1769         else ASN1_UTCTIME_set_string(X509_get_notAfter(ret),enddate);
1770
1771         ASN1_UTCTIME_print(bio_err,X509_get_notAfter(ret));
1772         if(days) BIO_printf(bio_err," (%d days)",days);
1773         BIO_printf(bio_err, "\n");
1774
1775         if (!X509_set_subject_name(ret,subject)) goto err;
1776
1777         pktmp=X509_REQ_get_pubkey(req);
1778         i = X509_set_pubkey(ret,pktmp);
1779         EVP_PKEY_free(pktmp);
1780         if (!i) goto err;
1781
1782         /* Lets add the extensions, if there are any */
1783         if (ext_sect)
1784                 {
1785                 X509V3_CTX ctx;
1786                 if (ci->version == NULL)
1787                         if ((ci->version=ASN1_INTEGER_new()) == NULL)
1788                                 goto err;
1789                 ASN1_INTEGER_set(ci->version,2); /* version 3 certificate */
1790
1791                 /* Free the current entries if any, there should not
1792                  * be any I belive */
1793                 if (ci->extensions != NULL)
1794                         sk_X509_EXTENSION_pop_free(ci->extensions,
1795                                                    X509_EXTENSION_free);
1796
1797                 ci->extensions = NULL;
1798
1799                 X509V3_set_ctx(&ctx, x509, ret, req, NULL, 0);
1800                 X509V3_set_conf_lhash(&ctx, lconf);
1801
1802                 if(!X509V3_EXT_add_conf(lconf, &ctx, ext_sect, ret)) goto err;
1803
1804                 }
1805
1806
1807         if (!batch)
1808                 {
1809                 BIO_printf(bio_err,"Sign the certificate? [y/n]:");
1810                 (void)BIO_flush(bio_err);
1811                 buf[0]='\0';
1812                 fgets(buf,sizeof(buf)-1,stdin);
1813                 if (!((buf[0] == 'y') || (buf[0] == 'Y')))
1814                         {
1815                         BIO_printf(bio_err,"CERTIFICATE WILL NOT BE CERTIFIED\n");
1816                         ok=0;
1817                         goto err;
1818                         }
1819                 }
1820
1821
1822 #ifndef NO_DSA
1823         if (pkey->type == EVP_PKEY_DSA) dgst=EVP_dss1();
1824         pktmp=X509_get_pubkey(ret);
1825         if (EVP_PKEY_missing_parameters(pktmp) &&
1826                 !EVP_PKEY_missing_parameters(pkey))
1827                 EVP_PKEY_copy_parameters(pktmp,pkey);
1828         EVP_PKEY_free(pktmp);
1829 #endif
1830
1831         if (!X509_sign(ret,pkey,dgst))
1832                 goto err;
1833
1834         /* We now just add it to the database */
1835         row[DB_type]=(char *)Malloc(2);
1836
1837         tm=X509_get_notAfter(ret);
1838         row[DB_exp_date]=(char *)Malloc(tm->length+1);
1839         memcpy(row[DB_exp_date],tm->data,tm->length);
1840         row[DB_exp_date][tm->length]='\0';
1841
1842         row[DB_rev_date]=NULL;
1843
1844         /* row[DB_serial] done already */
1845         row[DB_file]=(char *)Malloc(8);
1846         /* row[DB_name] done already */
1847
1848         if ((row[DB_type] == NULL) || (row[DB_exp_date] == NULL) ||
1849                 (row[DB_file] == NULL))
1850                 {
1851                 BIO_printf(bio_err,"Malloc failure\n");
1852                 goto err;
1853                 }
1854         strcpy(row[DB_file],"unknown");
1855         row[DB_type][0]='V';
1856         row[DB_type][1]='\0';
1857
1858         if ((irow=(char **)Malloc(sizeof(char *)*(DB_NUMBER+1))) == NULL)
1859                 {
1860                 BIO_printf(bio_err,"Malloc failure\n");
1861                 goto err;
1862                 }
1863
1864         for (i=0; i<DB_NUMBER; i++)
1865                 {
1866                 irow[i]=row[i];
1867                 row[i]=NULL;
1868                 }
1869         irow[DB_NUMBER]=NULL;
1870
1871         if (!TXT_DB_insert(db,irow))
1872                 {
1873                 BIO_printf(bio_err,"failed to update database\n");
1874                 BIO_printf(bio_err,"TXT_DB error number %ld\n",db->error);
1875                 goto err;
1876                 }
1877         ok=1;
1878 err:
1879         for (i=0; i<DB_NUMBER; i++)
1880                 if (row[i] != NULL) Free(row[i]);
1881
1882         if (CAname != NULL)
1883                 X509_NAME_free(CAname);
1884         if (subject != NULL)
1885                 X509_NAME_free(subject);
1886         if (ok <= 0)
1887                 {
1888                 if (ret != NULL) X509_free(ret);
1889                 ret=NULL;
1890                 }
1891         else
1892                 *xret=ret;
1893         return(ok);
1894         }
1895
1896 static void write_new_certificate(BIO *bp, X509 *x, int output_der)
1897         {
1898         char *f;
1899         char buf[256];
1900
1901         if (output_der)
1902                 {
1903                 (void)i2d_X509_bio(bp,x);
1904                 return;
1905                 }
1906
1907         f=X509_NAME_oneline(X509_get_issuer_name(x),buf,256);
1908         BIO_printf(bp,"issuer :%s\n",f);
1909
1910         f=X509_NAME_oneline(X509_get_subject_name(x),buf,256);
1911         BIO_printf(bp,"subject:%s\n",f);
1912
1913         BIO_puts(bp,"serial :");
1914         i2a_ASN1_INTEGER(bp,x->cert_info->serialNumber);
1915         BIO_puts(bp,"\n\n");
1916         X509_print(bp,x);
1917         BIO_puts(bp,"\n");
1918         PEM_write_bio_X509(bp,x);
1919         BIO_puts(bp,"\n");
1920         }
1921
1922 static int certify_spkac(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
1923              const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
1924              BIGNUM *serial, char *startdate, char *enddate, int days,
1925              char *ext_sect, LHASH *lconf, int verbose)
1926         {
1927         STACK_OF(CONF_VALUE) *sk=NULL;
1928         LHASH *parms=NULL;
1929         X509_REQ *req=NULL;
1930         CONF_VALUE *cv=NULL;
1931         NETSCAPE_SPKI *spki = NULL;
1932         unsigned char *spki_der = NULL,*p;
1933         X509_REQ_INFO *ri;
1934         char *type,*buf;
1935         EVP_PKEY *pktmp=NULL;
1936         X509_NAME *n=NULL;
1937         X509_NAME_ENTRY *ne=NULL;
1938         int ok= -1,i,j;
1939         long errline;
1940         int nid;
1941
1942         /*
1943          * Load input file into a hash table.  (This is just an easy
1944          * way to read and parse the file, then put it into a convenient
1945          * STACK format).
1946          */
1947         parms=CONF_load(NULL,infile,&errline);
1948         if (parms == NULL)
1949                 {
1950                 BIO_printf(bio_err,"error on line %ld of %s\n",errline,infile);
1951                 ERR_print_errors(bio_err);
1952                 goto err;
1953                 }
1954
1955         sk=CONF_get_section(parms, "default");
1956         if (sk_CONF_VALUE_num(sk) == 0)
1957                 {
1958                 BIO_printf(bio_err, "no name/value pairs found in %s\n", infile);
1959                 CONF_free(parms);
1960                 goto err;
1961                 }
1962
1963         /*
1964          * Now create a dummy X509 request structure.  We don't actually
1965          * have an X509 request, but we have many of the components
1966          * (a public key, various DN components).  The idea is that we
1967          * put these components into the right X509 request structure
1968          * and we can use the same code as if you had a real X509 request.
1969          */
1970         req=X509_REQ_new();
1971         if (req == NULL)
1972                 {
1973                 ERR_print_errors(bio_err);
1974                 goto err;
1975                 }
1976
1977         /*
1978          * Build up the subject name set.
1979          */
1980         ri=req->req_info;
1981         n = ri->subject;
1982
1983         for (i = 0; ; i++)
1984                 {
1985                 if (sk_CONF_VALUE_num(sk) <= i) break;
1986
1987                 cv=sk_CONF_VALUE_value(sk,i);
1988                 type=cv->name;
1989                 /* Skip past any leading X. X: X, etc to allow for
1990                  * multiple instances
1991                  */
1992                 for(buf = cv->name; *buf ; buf++)
1993                         if ((*buf == ':') || (*buf == ',') || (*buf == '.')) {
1994                                         buf++;
1995                                         if(*buf) type = buf;
1996                                         break;
1997                 }
1998
1999                 buf=cv->value;
2000                 if ((nid=OBJ_txt2nid(type)) == NID_undef)
2001                         {
2002                         if (strcmp(type, "SPKAC") == 0)
2003                                 {
2004                                 spki_der=(unsigned char *)Malloc(
2005                                         strlen(cv->value)+1);
2006                                 if (spki_der == NULL)
2007                                         {
2008                                         BIO_printf(bio_err,"Malloc failure\n");
2009                                         goto err;
2010                                         }
2011                                 j = EVP_DecodeBlock(spki_der, (unsigned char *)cv->value,
2012                                         strlen(cv->value));
2013                                 if (j <= 0)
2014                                         {
2015                                         BIO_printf(bio_err, "Can't b64 decode SPKAC structure\n");
2016                                         goto err;
2017                                         }
2018
2019                                 p=spki_der;
2020                                 spki = d2i_NETSCAPE_SPKI(&spki, &p, j);
2021                                 Free(spki_der);
2022                                 spki_der = NULL;
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=X509_PUBKEY_get(spki->spkac->pubkey)) == 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_der != NULL) Free(spki_der);
2084         if (spki != NULL) NETSCAPE_SPKI_free(spki);
2085         if (ne != NULL) X509_NAME_ENTRY_free(ne);
2086
2087         return(ok);
2088         }
2089
2090 static int fix_data(int nid, int *type)
2091         {
2092         if (nid == NID_pkcs9_emailAddress)
2093                 *type=V_ASN1_IA5STRING;
2094         if ((nid == NID_commonName) && (*type == V_ASN1_IA5STRING))
2095                 *type=V_ASN1_T61STRING;
2096         if ((nid == NID_pkcs9_challengePassword) && (*type == V_ASN1_IA5STRING))
2097                 *type=V_ASN1_T61STRING;
2098         if ((nid == NID_pkcs9_unstructuredName) && (*type == V_ASN1_T61STRING))
2099                 return(0);
2100         if (nid == NID_pkcs9_unstructuredName)
2101                 *type=V_ASN1_IA5STRING;
2102         return(1);
2103         }
2104
2105 static int check_time_format(char *str)
2106         {
2107         ASN1_UTCTIME tm;
2108
2109         tm.data=(unsigned char *)str;
2110         tm.length=strlen(str);
2111         tm.type=V_ASN1_UTCTIME;
2112         return(ASN1_UTCTIME_check(&tm));
2113         }
2114
2115 static int add_oid_section(LHASH *hconf)
2116 {
2117         char *p;
2118         STACK_OF(CONF_VALUE) *sktmp;
2119         CONF_VALUE *cnf;
2120         int i;
2121         if(!(p=CONF_get_string(hconf,NULL,"oid_section"))) return 1;
2122         if(!(sktmp = CONF_get_section(hconf, p))) {
2123                 BIO_printf(bio_err, "problem loading oid section %s\n", p);
2124                 return 0;
2125         }
2126         for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
2127                 cnf = sk_CONF_VALUE_value(sktmp, i);
2128                 if(OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
2129                         BIO_printf(bio_err, "problem creating object %s=%s\n",
2130                                                          cnf->name, cnf->value);
2131                         return 0;
2132                 }
2133         }
2134         return 1;
2135 }
2136
2137 static int do_revoke(X509 *x509, TXT_DB *db)
2138 {
2139         ASN1_UTCTIME *tm=NULL;
2140         char *row[DB_NUMBER],**rrow,**irow;
2141         int ok=-1,i;
2142
2143         for (i=0; i<DB_NUMBER; i++)
2144                 row[i]=NULL;
2145         row[DB_name]=X509_NAME_oneline(x509->cert_info->subject,NULL,0);
2146         row[DB_serial]=BN_bn2hex(ASN1_INTEGER_to_BN(x509->cert_info->serialNumber,NULL));
2147         if ((row[DB_name] == NULL) || (row[DB_serial] == NULL))
2148                 {
2149                 BIO_printf(bio_err,"Malloc failure\n");
2150                 goto err;
2151                 }
2152         rrow=TXT_DB_get_by_index(db,DB_name,row);
2153         if (rrow == NULL)
2154                 {
2155                 BIO_printf(bio_err,"Adding Entry to DB for %s\n", row[DB_name]);
2156
2157                 /* We now just add it to the database */
2158                 row[DB_type]=(char *)Malloc(2);
2159
2160                 tm=X509_get_notAfter(x509);
2161                 row[DB_exp_date]=(char *)Malloc(tm->length+1);
2162                 memcpy(row[DB_exp_date],tm->data,tm->length);
2163                 row[DB_exp_date][tm->length]='\0';
2164
2165                 row[DB_rev_date]=NULL;
2166
2167                 /* row[DB_serial] done already */
2168                 row[DB_file]=(char *)Malloc(8);
2169
2170                 /* row[DB_name] done already */
2171
2172                 if ((row[DB_type] == NULL) || (row[DB_exp_date] == NULL) ||
2173                         (row[DB_file] == NULL))
2174                         {
2175                         BIO_printf(bio_err,"Malloc failure\n");
2176                         goto err;
2177                         }
2178                 strcpy(row[DB_file],"unknown");
2179                 row[DB_type][0]='V';
2180                 row[DB_type][1]='\0';
2181
2182                 if ((irow=(char **)Malloc(sizeof(char *)*(DB_NUMBER+1))) == NULL)
2183                         {
2184                         BIO_printf(bio_err,"Malloc failure\n");
2185                         goto err;
2186                         }
2187
2188                 for (i=0; i<DB_NUMBER; i++)
2189                         {
2190                         irow[i]=row[i];
2191                         row[i]=NULL;
2192                         }
2193                 irow[DB_NUMBER]=NULL;
2194
2195                 if (!TXT_DB_insert(db,irow))
2196                         {
2197                         BIO_printf(bio_err,"failed to update database\n");
2198                         BIO_printf(bio_err,"TXT_DB error number %ld\n",db->error);
2199                         goto err;
2200                         }
2201
2202                 /* Revoke Certificate */
2203                 do_revoke(x509,db);
2204
2205                 ok=1;
2206                 goto err;
2207
2208                 }
2209         else if (index_serial_cmp(row,rrow))
2210                 {
2211                 BIO_printf(bio_err,"ERROR:no same serial number %s\n",
2212                            row[DB_serial]);
2213                 goto err;
2214                 }
2215         else if (rrow[DB_type][0]=='R')
2216                 {
2217                 BIO_printf(bio_err,"ERROR:Already revoked, serial number %s\n",
2218                            row[DB_serial]);
2219                 goto err;
2220                 }
2221         else
2222                 {
2223                 BIO_printf(bio_err,"Revoking Certificate %s.\n", rrow[DB_serial]);
2224                 tm=X509_gmtime_adj(tm,0);
2225                 rrow[DB_type][0]='R';
2226                 rrow[DB_type][1]='\0';
2227                 rrow[DB_rev_date]=(char *)Malloc(tm->length+1);
2228                 memcpy(rrow[DB_rev_date],tm->data,tm->length);
2229                 rrow[DB_rev_date][tm->length]='\0';
2230                 }
2231         ok=1;
2232 err:
2233         for (i=0; i<DB_NUMBER; i++)
2234                 {
2235                 if (row[i] != NULL)
2236                         Free(row[i]);
2237                 }
2238         ASN1_UTCTIME_free(tm);
2239         return(ok);
2240 }
2241