apps/ca.c

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