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