apps/ca.c

   1 /* apps/ca.c */
   2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
   3  * All rights reserved.
   4  *
   5  * This package is an SSL implementation written
   6  * by Eric Young (eay@cryptsoft.com).
   7  * The implementation was written so as to conform with Netscapes SSL.
   8  *
   9  * This library is free for commercial and non-commercial use as long as
  10  * the following conditions are aheared to.  The following conditions
  11  * apply to all code found in this distribution, be it the RC4, RSA,
  12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  13  * included with this distribution is covered by the same copyright terms
  14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  15  *
  16  * Copyright remains Eric Young's, and as such any Copyright notices in
  17  * the code are not to be removed.
  18  * If this package is used in a product, Eric Young should be given attribution
  19  * as the author of the parts of the library used.
  20  * This can be in the form of a textual message at program startup or
  21  * in documentation (online or textual) provided with the package.
  22  *
  23  * Redistribution and use in source and binary forms, with or without
  24  * modification, are permitted provided that the following conditions
  25  * are met:
  26  * 1. Redistributions of source code must retain the copyright
  27  *    notice, this list of conditions and the following disclaimer.
  28  * 2. Redistributions in binary form must reproduce the above copyright
  29  *    notice, this list of conditions and the following disclaimer in the
  30  *    documentation and/or other materials provided with the distribution.
  31  * 3. All advertising materials mentioning features or use of this software
  32  *    must display the following acknowledgement:
  33  *    "This product includes cryptographic software written by
  34  *     Eric Young (eay@cryptsoft.com)"
  35  *    The word 'cryptographic' can be left out if the rouines from the library
  36  *    being used are not cryptographic related :-).
  37  * 4. If you include any Windows specific code (or a derivative thereof) from
  38  *    the apps directory (application code) you must include an acknowledgement:
  39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  40  *
  41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  51  * SUCH DAMAGE.
  52  *
  53  * The licence and distribution terms for any publically available version or
  54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  55  * copied and put under another distribution licence
  56  * [including the GNU Public Licence.]
  57  */
  58
  59 /* The PPKI stuff has been donated by Jeff Barber <jeffb@issl.atl.hp.com> */
  60
  61 #include <stdio.h>
  62 #include <stdlib.h>
  63 #include <string.h>
  64 #include <sys/types.h>
  65 #include <sys/stat.h>
  66 #include "apps.h"
  67 #include <openssl/conf.h>
  68 #include <openssl/bio.h>
  69 #include <openssl/err.h>
  70 #include <openssl/bn.h>
  71 #include <openssl/txt_db.h>
  72 #include <openssl/evp.h>
  73 #include <openssl/x509.h>
  74 #include <openssl/x509v3.h>
  75 #include <openssl/objects.h>
  76 #include <openssl/pem.h>
  77
  78 #ifndef W_OK
  79 #  ifdef VMS
  80 #    if defined(__DECC)
  81 #      include <unistd.h>
  82 #    else
  83 #      include <unixlib.h>
  84 #    endif
  85 #  else
  86 #    include <sys/file.h>
  87 #  endif
  88 #endif
  89
  90 #ifndef W_OK
  91 #  define F_OK 0
  92 #  define X_OK 1
  93 #  define W_OK 2
  94 #  define R_OK 4
  95 #endif
  96
  97 #undef PROG
  98 #define PROG ca_main
  99
 100 #define BASE_SECTION    "ca"
 101 #define CONFIG_FILE "openssl.cnf"
 102
 103 #define ENV_DEFAULT_CA          "default_ca"
 104
 105 #define ENV_DIR                 "dir"
 106 #define ENV_CERTS               "certs"
 107 #define ENV_CRL_DIR             "crl_dir"
 108 #define ENV_CA_DB               "CA_DB"
 109 #define ENV_NEW_CERTS_DIR       "new_certs_dir"
 110 #define ENV_CERTIFICATE         "certificate"
 111 #define ENV_SERIAL              "serial"
 112 #define ENV_CRL                 "crl"
 113 #define ENV_PRIVATE_KEY         "private_key"
 114 #define ENV_RANDFILE            "RANDFILE"
 115 #define ENV_DEFAULT_DAYS        "default_days"
 116 #define ENV_DEFAULT_STARTDATE   "default_startdate"
 117 #define ENV_DEFAULT_ENDDATE     "default_enddate"
 118 #define ENV_DEFAULT_CRL_DAYS    "default_crl_days"
 119 #define ENV_DEFAULT_CRL_HOURS   "default_crl_hours"
 120 #define ENV_DEFAULT_MD          "default_md"
 121 #define ENV_PRESERVE            "preserve"
 122 #define ENV_POLICY              "policy"
 123 #define ENV_EXTENSIONS          "x509_extensions"
 124 #define ENV_CRLEXT              "crl_extensions"
 125 #define ENV_MSIE_HACK           "msie_hack"
 126
 127 #define ENV_DATABASE            "database"
 128
 129 #define DB_type         0
 130 #define DB_exp_date     1
 131 #define DB_rev_date     2
 132 #define DB_serial       3       /* index - unique */
 133 #define DB_file         4
 134 #define DB_name         5       /* index - unique for active */
 135 #define DB_NUMBER       6
 136
 137 #define DB_TYPE_REV     'R'
 138 #define DB_TYPE_EXP     'E'
 139 #define DB_TYPE_VAL     'V'
 140
 141 static char *ca_usage[]={
 142 "usage: ca args\n",
 143 "\n",
 144 " -verbose        - Talk alot while doing things\n",
 145 " -config file    - A config file\n",
 146 " -name arg       - The particular CA definition to use\n",
 147 " -gencrl         - Generate a new CRL\n",
 148 " -crldays days   - Days is when the next CRL is due\n",
 149 " -crlhours hours - Hours is when the next CRL is due\n",
 150 " -startdate YYMMDDHHMMSSZ  - certificate validity notBefore\n",
 151 " -enddate YYMMDDHHMMSSZ    - certificate validity notAfter (overrides -days)\n",
 152 " -days arg       - number of days to certify the certificate for\n",
 153 " -md arg         - md to use, one of md2, md5, sha or sha1\n",
 154 " -policy arg     - The CA 'policy' to support\n",
 155 " -keyfile arg    - PEM private key file\n",
 156 " -key arg        - key to decode the private key if it is encrypted\n",
 157 " -cert file      - The CA certificate\n",
 158 " -in file        - The input PEM encoded certificate request(s)\n",
 159 " -out file       - Where to put the output file(s)\n",
 160 " -outdir dir     - Where to put output certificates\n",
 161 " -infiles ....   - The last argument, requests to process\n",
 162 " -spkac file     - File contains DN and signed public key and challenge\n",
 163 " -ss_cert file   - File contains a self signed cert to sign\n",
 164 " -preserveDN     - Don't re-order the DN\n",
 165 " -batch          - Don't ask questions\n",
 166 " -msie_hack      - msie modifications to handle all those universal strings\n",
 167 " -revoke file    - Revoke a certificate (given in file)\n",
 168 " -extensions ..  - Extension section (override value in config file)\n",
 169 " -crlexts ..     - CRL extension section (override value in config file)\n",
 170 NULL
 171 };
 172
 173 #ifdef EFENCE
 174 extern int EF_PROTECT_FREE;
 175 extern int EF_PROTECT_BELOW;
 176 extern int EF_ALIGNMENT;
 177 #endif
 178
 179 static int add_oid_section(LHASH *conf);
 180 static void lookup_fail(char *name,char *tag);
 181 static int MS_CALLBACK key_callback(char *buf,int len,int verify,void *u);
 182 static unsigned long index_serial_hash(char **a);
 183 static int index_serial_cmp(char **a, char **b);
 184 static unsigned long index_name_hash(char **a);
 185 static int index_name_qual(char **a);
 186 static int index_name_cmp(char **a,char **b);
 187 static BIGNUM *load_serial(char *serialfile);
 188 static int save_serial(char *serialfile, BIGNUM *serial);
 189 static int certify(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
 190                    const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,TXT_DB *db,
 191                    BIGNUM *serial, char *startdate,char *enddate, int days,
 192                    int batch, char *ext_sect, LHASH *conf,int verbose);
 193 static int certify_cert(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
 194                         const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,
 195                         TXT_DB *db, BIGNUM *serial,char *startdate,
 196                         char *enddate, int days, int batch, char *ext_sect,
 197                         LHASH *conf,int verbose);
 198 static int certify_spkac(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
 199                          const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,
 200                          TXT_DB *db, BIGNUM *serial,char *startdate,
 201                          char *enddate, int days, char *ext_sect,LHASH *conf,
 202                                 int verbose);
 203 static int fix_data(int nid, int *type);
 204 static void write_new_certificate(BIO *bp, X509 *x, int output_der);
 205 static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst,
 206         STACK_OF(CONF_VALUE) *policy, TXT_DB *db, BIGNUM *serial,
 207         char *startdate, char *enddate, int days, int batch, int verbose,
 208         X509_REQ *req, char *ext_sect, LHASH *conf);
 209 static int do_revoke(X509 *x509, TXT_DB *db);
 210 static int check_time_format(char *str);
 211 static LHASH *conf=NULL;
 212 static char *key=NULL;
 213 static char *section=NULL;
 214
 215 static int preserve=0;
 216 static int msie_hack=0;
 217
 218 int MAIN(int argc, char **argv)
 219         {
 220         int total=0;
 221         int total_done=0;
 222         int badops=0;
 223         int ret=1;
 224         int req=0;
 225         int verbose=0;
 226         int gencrl=0;
 227         int dorevoke=0;
 228         long crldays=0;
 229         long crlhours=0;
 230         long errorline= -1;
 231         char *configfile=NULL;
 232         char *md=NULL;
 233         char *policy=NULL;
 234         char *keyfile=NULL;
 235         char *certfile=NULL;
 236         char *infile=NULL;
 237         char *spkac_file=NULL;
 238         char *ss_cert_file=NULL;
 239         EVP_PKEY *pkey=NULL;
 240         int output_der = 0;
 241         char *outfile=NULL;
 242         char *outdir=NULL;
 243         char *serialfile=NULL;
 244         char *extensions=NULL;
 245         char *crl_ext=NULL;
 246         BIGNUM *serial=NULL;
 247         char *startdate=NULL;
 248         char *enddate=NULL;
 249         int days=0;
 250         int batch=0;
 251         X509 *x509=NULL;
 252         X509 *x=NULL;
 253         BIO *in=NULL,*out=NULL,*Sout=NULL,*Cout=NULL;
 254         char *dbfile=NULL;
 255         TXT_DB *db=NULL;
 256         X509_CRL *crl=NULL;
 257         X509_CRL_INFO *ci=NULL;
 258         X509_REVOKED *r=NULL;
 259         char **pp,*p,*f;
 260         int i,j;
 261         long l;
 262         const EVP_MD *dgst=NULL;
 263         STACK_OF(CONF_VALUE) *attribs=NULL;
 264         STACK *cert_sk=NULL;
 265         BIO *hex=NULL;
 266 #undef BSIZE
 267 #define BSIZE 256
 268         MS_STATIC char buf[3][BSIZE];
 269         char *randfile;
 270
 271 #ifdef EFENCE
 272 EF_PROTECT_FREE=1;
 273 EF_PROTECT_BELOW=1;
 274 EF_ALIGNMENT=0;
 275 #endif
 276
 277         apps_startup();
 278
 279         conf = NULL;
 280         key = NULL;
 281         section = NULL;
 282
 283         X509V3_add_standard_extensions();
 284
 285         preserve=0;
 286         msie_hack=0;
 287         if (bio_err == NULL)
 288                 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
 289                         BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
 290
 291         argc--;
 292         argv++;
 293         while (argc >= 1)
 294                 {
 295                 if      (strcmp(*argv,"-verbose") == 0)
 296                         verbose=1;
 297                 else if (strcmp(*argv,"-config") == 0)
 298                         {
 299                         if (--argc < 1) goto bad;
 300                         configfile= *(++argv);
 301                         }
 302                 else if (strcmp(*argv,"-name") == 0)
 303                         {
 304                         if (--argc < 1) goto bad;
 305                         section= *(++argv);
 306                         }
 307                 else if (strcmp(*argv,"-startdate") == 0)
 308                         {
 309                         if (--argc < 1) goto bad;
 310                         startdate= *(++argv);
 311                         }
 312                 else if (strcmp(*argv,"-enddate") == 0)
 313                         {
 314                         if (--argc < 1) goto bad;
 315                         enddate= *(++argv);
 316                         }
 317                 else if (strcmp(*argv,"-days") == 0)
 318                         {
 319                         if (--argc < 1) goto bad;
 320                         days=atoi(*(++argv));
 321                         }
 322                 else if (strcmp(*argv,"-md") == 0)
 323                         {
 324                         if (--argc < 1) goto bad;
 325                         md= *(++argv);
 326                         }
 327                 else if (strcmp(*argv,"-policy") == 0)
 328                         {
 329                         if (--argc < 1) goto bad;
 330                         policy= *(++argv);
 331                         }
 332                 else if (strcmp(*argv,"-keyfile") == 0)
 333                         {
 334                         if (--argc < 1) goto bad;
 335                         keyfile= *(++argv);
 336                         }
 337                 else if (strcmp(*argv,"-key") == 0)
 338                         {
 339                         if (--argc < 1) goto bad;
 340                         key= *(++argv);
 341                         }
 342                 else if (strcmp(*argv,"-cert") == 0)
 343                         {
 344                         if (--argc < 1) goto bad;
 345                         certfile= *(++argv);
 346                         }
 347                 else if (strcmp(*argv,"-in") == 0)
 348                         {
 349                         if (--argc < 1) goto bad;
 350                         infile= *(++argv);
 351                         req=1;
 352                         }
 353                 else if (strcmp(*argv,"-out") == 0)
 354                         {
 355                         if (--argc < 1) goto bad;
 356                         outfile= *(++argv);
 357                         }
 358                 else if (strcmp(*argv,"-outdir") == 0)
 359                         {
 360                         if (--argc < 1) goto bad;
 361                         outdir= *(++argv);
 362                         }
 363                 else if (strcmp(*argv,"-batch") == 0)
 364                         batch=1;
 365                 else if (strcmp(*argv,"-preserveDN") == 0)
 366                         preserve=1;
 367                 else if (strcmp(*argv,"-gencrl") == 0)
 368                         gencrl=1;
 369                 else if (strcmp(*argv,"-msie_hack") == 0)
 370                         msie_hack=1;
 371                 else if (strcmp(*argv,"-crldays") == 0)
 372                         {
 373                         if (--argc < 1) goto bad;
 374                         crldays= atol(*(++argv));
 375                         }
 376                 else if (strcmp(*argv,"-crlhours") == 0)
 377                         {
 378                         if (--argc < 1) goto bad;
 379                         crlhours= atol(*(++argv));
 380                         }
 381                 else if (strcmp(*argv,"-infiles") == 0)
 382                         {
 383                         argc--;
 384                         argv++;
 385                         req=1;
 386                         break;
 387                         }
 388                 else if (strcmp(*argv, "-ss_cert") == 0)
 389                         {
 390                         if (--argc < 1) goto bad;
 391                         ss_cert_file = *(++argv);
 392                         req=1;
 393                         }
 394                 else if (strcmp(*argv, "-spkac") == 0)
 395                         {
 396                         if (--argc < 1) goto bad;
 397                         spkac_file = *(++argv);
 398                         req=1;
 399                         }
 400                 else if (strcmp(*argv,"-revoke") == 0)
 401                         {
 402                         if (--argc < 1) goto bad;
 403                         infile= *(++argv);
 404                         dorevoke=1;
 405                         }
 406                 else if (strcmp(*argv,"-extensions") == 0)
 407                         {
 408                         if (--argc < 1) goto bad;
 409                         extensions= *(++argv);
 410                         }
 411                 else if (strcmp(*argv,"-crlexts") == 0)
 412                         {
 413                         if (--argc < 1) goto bad;
 414                         crl_ext= *(++argv);
 415                         }
 416                 else
 417                         {
 418 bad:
 419                         BIO_printf(bio_err,"unknown option %s\n",*argv);
 420                         badops=1;
 421                         break;
 422                         }
 423                 argc--;
 424                 argv++;
 425                 }
 426
 427         if (badops)
 428                 {
 429                 for (pp=ca_usage; (*pp != NULL); pp++)
 430                         BIO_printf(bio_err,*pp);
 431                 goto err;
 432                 }
 433
 434         ERR_load_crypto_strings();
 435
 436         /*****************************************************************/
 437         if (configfile == NULL) configfile = getenv("OPENSSL_CONF");
 438         if (configfile == NULL) configfile = getenv("SSLEAY_CONF");
 439         if (configfile == NULL)
 440                 {
 441                 /* We will just use 'buf[0]' as a temporary buffer.  */
 442 #ifdef VMS
 443                 strncpy(buf[0],X509_get_default_cert_area(),
 444                         sizeof(buf[0])-1-sizeof(CONFIG_FILE));
 445 #else
 446                 strncpy(buf[0],X509_get_default_cert_area(),
 447                         sizeof(buf[0])-2-sizeof(CONFIG_FILE));
 448                 strcat(buf[0],"/");
 449 #endif
 450                 strcat(buf[0],CONFIG_FILE);
 451                 configfile=buf[0];
 452                 }
 453
 454         BIO_printf(bio_err,"Using configuration from %s\n",configfile);
 455         if ((conf=CONF_load(NULL,configfile,&errorline)) == NULL)
 456                 {
 457                 if (errorline <= 0)
 458                         BIO_printf(bio_err,"error loading the config file '%s'\n",
 459                                 configfile);
 460                 else
 461                         BIO_printf(bio_err,"error on line %ld of config file '%s'\n"
 462                                 ,errorline,configfile);
 463                 goto err;
 464                 }
 465
 466         /* Lets get the config section we are using */
 467         if (section == NULL)
 468                 {
 469                 section=CONF_get_string(conf,BASE_SECTION,ENV_DEFAULT_CA);
 470                 if (section == NULL)
 471                         {
 472                         lookup_fail(BASE_SECTION,ENV_DEFAULT_CA);
 473                         goto err;
 474                         }
 475                 }
 476
 477         if (conf != NULL)
 478                 {
 479                 p=CONF_get_string(conf,NULL,"oid_file");
 480                 if (p != NULL)
 481                         {
 482                         BIO *oid_bio;
 483
 484                         oid_bio=BIO_new_file(p,"r");
 485                         if (oid_bio == NULL)
 486                                 {
 487                                 /*
 488                                 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
 489                                 ERR_print_errors(bio_err);
 490                                 */
 491                                 ERR_clear_error();
 492                                 }
 493                         else
 494                                 {
 495                                 OBJ_create_objects(oid_bio);
 496                                 BIO_free(oid_bio);
 497                                 }
 498                         }
 499                 if(!add_oid_section(conf))
 500                         {
 501                         ERR_print_errors(bio_err);
 502                         goto err;
 503                         }
 504                 }
 505
 506         randfile = CONF_get_string(conf, BASE_SECTION, "RANDFILE");
 507         app_RAND_load_file(randfile, bio_err, 0);
 508
 509         in=BIO_new(BIO_s_file());
 510         out=BIO_new(BIO_s_file());
 511         Sout=BIO_new(BIO_s_file());
 512         Cout=BIO_new(BIO_s_file());
 513         if ((in == NULL) || (out == NULL) || (Sout == NULL) || (Cout == NULL))
 514                 {
 515                 ERR_print_errors(bio_err);
 516                 goto err;
 517                 }
 518
 519         /*****************************************************************/
 520         /* we definitly need an public key, so lets get it */
 521
 522         if ((keyfile == NULL) && ((keyfile=CONF_get_string(conf,
 523                 section,ENV_PRIVATE_KEY)) == NULL))
 524                 {
 525                 lookup_fail(section,ENV_PRIVATE_KEY);
 526                 goto err;
 527                 }
 528         if (BIO_read_filename(in,keyfile) <= 0)
 529                 {
 530                 perror(keyfile);
 531                 BIO_printf(bio_err,"trying to load CA private key\n");
 532                 goto err;
 533                 }
 534         if (key == NULL)
 535                 pkey=PEM_read_bio_PrivateKey(in,NULL,NULL,NULL);
 536         else
 537                 {
 538                 pkey=PEM_read_bio_PrivateKey(in,NULL,key_callback,NULL);
 539                 memset(key,0,strlen(key));
 540                 }
 541         if (pkey == NULL)
 542                 {
 543                 BIO_printf(bio_err,"unable to load CA private key\n");
 544                 goto err;
 545                 }
 546
 547         /*****************************************************************/
 548         /* we need a certificate */
 549         if ((certfile == NULL) && ((certfile=CONF_get_string(conf,
 550                 section,ENV_CERTIFICATE)) == NULL))
 551                 {
 552                 lookup_fail(section,ENV_CERTIFICATE);
 553                 goto err;
 554                 }
 555         if (BIO_read_filename(in,certfile) <= 0)
 556                 {
 557                 perror(certfile);
 558                 BIO_printf(bio_err,"trying to load CA certificate\n");
 559                 goto err;
 560                 }
 561         x509=PEM_read_bio_X509(in,NULL,NULL,NULL);
 562         if (x509 == NULL)
 563                 {
 564                 BIO_printf(bio_err,"unable to load CA certificate\n");
 565                 goto err;
 566                 }
 567
 568         if (!X509_check_private_key(x509,pkey))
 569                 {
 570                 BIO_printf(bio_err,"CA certificate and CA private key do not match\n");
 571                 goto err;
 572                 }
 573
 574         f=CONF_get_string(conf,BASE_SECTION,ENV_PRESERVE);
 575         if ((f != NULL) && ((*f == 'y') || (*f == 'Y')))
 576                 preserve=1;
 577         f=CONF_get_string(conf,BASE_SECTION,ENV_MSIE_HACK);
 578         if ((f != NULL) && ((*f == 'y') || (*f == 'Y')))
 579                 msie_hack=1;
 580
 581         /*****************************************************************/
 582         /* lookup where to write new certificates */
 583         if ((outdir == NULL) && (req))
 584                 {
 585                 struct stat sb;
 586
 587                 if ((outdir=CONF_get_string(conf,section,ENV_NEW_CERTS_DIR))
 588                         == NULL)
 589                         {
 590                         BIO_printf(bio_err,"there needs to be defined a directory for new certificate to be placed in\n");
 591                         goto err;
 592                         }
 593 #ifdef VMS
 594                 /* For technical reasons, VMS misbehaves with X_OK */
 595                 if (access(outdir,R_OK|W_OK) != 0)
 596 #else
 597                 if (access(outdir,R_OK|W_OK|X_OK) != 0)
 598 #endif
 599                         {
 600                         BIO_printf(bio_err,"I am unable to acces the %s directory\n",outdir);
 601                         perror(outdir);
 602                         goto err;
 603                         }
 604
 605                 if (stat(outdir,&sb) != 0)
 606                         {
 607                         BIO_printf(bio_err,"unable to stat(%s)\n",outdir);
 608                         perror(outdir);
 609                         goto err;
 610                         }
 611 #ifdef S_IFDIR
 612                 if (!(sb.st_mode & S_IFDIR))
 613                         {
 614                         BIO_printf(bio_err,"%s need to be a directory\n",outdir);
 615                         perror(outdir);
 616                         goto err;
 617                         }
 618 #endif
 619                 }
 620
 621         /*****************************************************************/
 622         /* we need to load the database file */
 623         if ((dbfile=CONF_get_string(conf,section,ENV_DATABASE)) == NULL)
 624                 {
 625                 lookup_fail(section,ENV_DATABASE);
 626                 goto err;
 627                 }
 628         if (BIO_read_filename(in,dbfile) <= 0)
 629                 {
 630                 perror(dbfile);
 631                 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
 632                 goto err;
 633                 }
 634         db=TXT_DB_read(in,DB_NUMBER);
 635         if (db == NULL) goto err;
 636
 637         /* Lets check some fields */
 638         for (i=0; i<sk_num(db->data); i++)
 639                 {
 640                 pp=(char **)sk_value(db->data,i);
 641                 if ((pp[DB_type][0] != DB_TYPE_REV) &&
 642                         (pp[DB_rev_date][0] != '\0'))
 643                         {
 644                         BIO_printf(bio_err,"entry %d: not revoked yet, but has a revocation date\n",i+1);
 645                         goto err;
 646                         }
 647                 if ((pp[DB_type][0] == DB_TYPE_REV) &&
 648                         !check_time_format(pp[DB_rev_date]))
 649                         {
 650                         BIO_printf(bio_err,"entry %d: invalid revocation date\n",
 651                                 i+1);
 652                         goto err;
 653                         }
 654                 if (!check_time_format(pp[DB_exp_date]))
 655                         {
 656                         BIO_printf(bio_err,"entry %d: invalid expiry date\n",i+1);
 657                         goto err;
 658                         }
 659                 p=pp[DB_serial];
 660                 j=strlen(p);
 661                 if ((j&1) || (j < 2))
 662                         {
 663                         BIO_printf(bio_err,"entry %d: bad serial number length (%d)\n",i+1,j);
 664                         goto err;
 665                         }
 666                 while (*p)
 667                         {
 668                         if (!(  ((*p >= '0') && (*p <= '9')) ||
 669                                 ((*p >= 'A') && (*p <= 'F')) ||
 670                                 ((*p >= 'a') && (*p <= 'f')))  )
 671                                 {
 672                                 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);
 673                                 goto err;
 674                                 }
 675                         p++;
 676                         }
 677                 }
 678         if (verbose)
 679                 {
 680                 BIO_set_fp(out,stdout,BIO_NOCLOSE|BIO_FP_TEXT); /* cannot fail */
 681                 TXT_DB_write(out,db);
 682                 BIO_printf(bio_err,"%d entries loaded from the database\n",
 683                         db->data->num);
 684                 BIO_printf(bio_err,"generating indexs\n");
 685                 }
 686
 687         if (!TXT_DB_create_index(db,DB_serial,NULL,index_serial_hash,
 688                 index_serial_cmp))
 689                 {
 690                 BIO_printf(bio_err,"error creating serial number index:(%ld,%ld,%ld)\n",db->error,db->arg1,db->arg2);
 691                 goto err;
 692                 }
 693
 694         if (!TXT_DB_create_index(db,DB_name,index_name_qual,index_name_hash,
 695                 index_name_cmp))
 696                 {
 697                 BIO_printf(bio_err,"error creating name index:(%ld,%ld,%ld)\n",
 698                         db->error,db->arg1,db->arg2);
 699                 goto err;
 700                 }
 701
 702         /*****************************************************************/
 703         if (req || gencrl)
 704                 {
 705                 if (outfile != NULL)
 706                         {
 707
 708                         if (BIO_write_filename(Sout,outfile) <= 0)
 709                                 {
 710                                 perror(outfile);
 711                                 goto err;
 712                                 }
 713                         }
 714                 else
 715                         BIO_set_fp(Sout,stdout,BIO_NOCLOSE|BIO_FP_TEXT);
 716                 }
 717
 718         if (req)
 719                 {
 720                 if ((md == NULL) && ((md=CONF_get_string(conf,
 721                         section,ENV_DEFAULT_MD)) == NULL))
 722                         {
 723                         lookup_fail(section,ENV_DEFAULT_MD);
 724                         goto err;
 725                         }
 726                 if ((dgst=EVP_get_digestbyname(md)) == NULL)
 727                         {
 728                         BIO_printf(bio_err,"%s is an unsupported message digest type\n",md);
 729                         goto err;
 730                         }
 731                 if (verbose)
 732                         BIO_printf(bio_err,"message digest is %s\n",
 733                                 OBJ_nid2ln(dgst->type));
 734                 if ((policy == NULL) && ((policy=CONF_get_string(conf,
 735                         section,ENV_POLICY)) == NULL))
 736                         {
 737                         lookup_fail(section,ENV_POLICY);
 738                         goto err;
 739                         }
 740                 if (verbose)
 741                         BIO_printf(bio_err,"policy is %s\n",policy);
 742
 743                 if ((serialfile=CONF_get_string(conf,section,ENV_SERIAL))
 744                         == NULL)
 745                         {
 746                         lookup_fail(section,ENV_SERIAL);
 747                         goto err;
 748                         }
 749                 if(!extensions)
 750                         extensions=CONF_get_string(conf,section,ENV_EXTENSIONS);
 751                 if(extensions) {
 752                         /* Check syntax of file */
 753                         X509V3_CTX ctx;
 754                         X509V3_set_ctx_test(&ctx);
 755                         X509V3_set_conf_lhash(&ctx, conf);
 756                         if(!X509V3_EXT_add_conf(conf, &ctx, extensions, NULL)) {
 757                                 BIO_printf(bio_err,
 758                                  "Error Loading extension section %s\n",
 759                                                                  extensions);
 760                                 ret = 1;
 761                                 goto err;
 762                         }
 763                 }
 764
 765                 if (startdate == NULL)
 766                         {
 767                         startdate=CONF_get_string(conf,section,
 768                                 ENV_DEFAULT_STARTDATE);
 769                         }
 770                 if (startdate && !ASN1_UTCTIME_set_string(NULL,startdate))
 771                         {
 772                         BIO_printf(bio_err,"start date is invalid, it should be YYMMDDHHMMSSZ\n");
 773                         goto err;
 774                         }
 775                 if (startdate == NULL) startdate="today";
 776
 777                 if (enddate == NULL)
 778                         {
 779                         enddate=CONF_get_string(conf,section,
 780                                 ENV_DEFAULT_ENDDATE);
 781                         }
 782                 if (enddate && !ASN1_UTCTIME_set_string(NULL,enddate))
 783                         {
 784                         BIO_printf(bio_err,"end date is invalid, it should be YYMMDDHHMMSSZ\n");
 785                         goto err;
 786                         }
 787
 788                 if (days == 0)
 789                         {
 790                         days=(int)CONF_get_number(conf,section,
 791                                 ENV_DEFAULT_DAYS);
 792                         }
 793                 if (!enddate && (days == 0))
 794                         {
 795                         BIO_printf(bio_err,"cannot lookup how many days to certify for\n");
 796                         goto err;
 797                         }
 798
 799                 if ((serial=load_serial(serialfile)) == NULL)
 800                         {
 801                         BIO_printf(bio_err,"error while loading serial number\n");
 802                         goto err;
 803                         }
 804                 if (verbose)
 805                         {
 806                         if ((f=BN_bn2hex(serial)) == NULL) goto err;
 807                         BIO_printf(bio_err,"next serial number is %s\n",f);
 808                         Free(f);
 809                         }
 810
 811                 if ((attribs=CONF_get_section(conf,policy)) == NULL)
 812                         {
 813                         BIO_printf(bio_err,"unable to find 'section' for %s\n",policy);
 814                         goto err;
 815                         }
 816
 817                 if ((cert_sk=sk_new_null()) == NULL)
 818                         {
 819                         BIO_printf(bio_err,"Malloc failure\n");
 820                         goto err;
 821                         }
 822                 if (spkac_file != NULL)
 823                         {
 824                         total++;
 825                         j=certify_spkac(&x,spkac_file,pkey,x509,dgst,attribs,db,
 826                                 serial,startdate,enddate, days,extensions,conf,
 827                                 verbose);
 828                         if (j < 0) goto err;
 829                         if (j > 0)
 830                                 {
 831                                 total_done++;
 832                                 BIO_printf(bio_err,"\n");
 833                                 if (!BN_add_word(serial,1)) goto err;
 834                                 if (!sk_push(cert_sk,(char *)x))
 835                                         {
 836                                         BIO_printf(bio_err,"Malloc failure\n");
 837                                         goto err;
 838                                         }
 839                                 if (outfile)
 840                                         {
 841                                         output_der = 1;
 842                                         batch = 1;
 843                                         }
 844                                 }
 845                         }
 846                 if (ss_cert_file != NULL)
 847                         {
 848                         total++;
 849                         j=certify_cert(&x,ss_cert_file,pkey,x509,dgst,attribs,
 850                                 db,serial,startdate,enddate,days,batch,
 851                                 extensions,conf,verbose);
 852                         if (j < 0) goto err;
 853                         if (j > 0)
 854                                 {
 855                                 total_done++;
 856                                 BIO_printf(bio_err,"\n");
 857                                 if (!BN_add_word(serial,1)) goto err;
 858                                 if (!sk_push(cert_sk,(char *)x))
 859                                         {
 860                                         BIO_printf(bio_err,"Malloc failure\n");
 861                                         goto err;
 862                                         }
 863                                 }
 864                         }
 865                 if (infile != NULL)
 866                         {
 867                         total++;
 868                         j=certify(&x,infile,pkey,x509,dgst,attribs,db,
 869                                 serial,startdate,enddate,days,batch,
 870                                 extensions,conf,verbose);
 871                         if (j < 0) goto err;
 872                         if (j > 0)
 873                                 {
 874                                 total_done++;
 875                                 BIO_printf(bio_err,"\n");
 876                                 if (!BN_add_word(serial,1)) goto err;
 877                                 if (!sk_push(cert_sk,(char *)x))
 878                                         {
 879                                         BIO_printf(bio_err,"Malloc failure\n");
 880                                         goto err;
 881                                         }
 882                                 }
 883                         }
 884                 for (i=0; i<argc; i++)
 885                         {
 886                         total++;
 887                         j=certify(&x,argv[i],pkey,x509,dgst,attribs,db,
 888                                 serial,startdate,enddate,days,batch,
 889                                 extensions,conf,verbose);
 890                         if (j < 0) goto err;
 891                         if (j > 0)
 892                                 {
 893                                 total_done++;
 894                                 BIO_printf(bio_err,"\n");
 895                                 if (!BN_add_word(serial,1)) goto err;
 896                                 if (!sk_push(cert_sk,(char *)x))
 897                                         {
 898                                         BIO_printf(bio_err,"Malloc failure\n");
 899                                         goto err;
 900                                         }
 901                                 }
 902                         }
 903                 /* we have a stack of newly certified certificates
 904                  * and a data base and serial number that need
 905                  * updating */
 906
 907                 if (sk_num(cert_sk) > 0)
 908                         {
 909                         if (!batch)
 910                                 {
 911                                 BIO_printf(bio_err,"\n%d out of %d certificate requests certified, commit? [y/n]",total_done,total);
 912                                 (void)BIO_flush(bio_err);
 913                                 buf[0][0]='\0';
 914                                 fgets(buf[0],10,stdin);
 915                                 if ((buf[0][0] != 'y') && (buf[0][0] != 'Y'))
 916                                         {
 917                                         BIO_printf(bio_err,"CERTIFICATION CANCELED\n");
 918                                         ret=0;
 919                                         goto err;
 920                                         }
 921                                 }
 922
 923                         BIO_printf(bio_err,"Write out database with %d new entries\n",sk_num(cert_sk));
 924
 925                         strncpy(buf[0],serialfile,BSIZE-4);
 926
 927 #ifdef VMS
 928                         strcat(buf[0],"-new");
 929 #else
 930                         strcat(buf[0],".new");
 931 #endif
 932
 933                         if (!save_serial(buf[0],serial)) goto err;
 934
 935                         strncpy(buf[1],dbfile,BSIZE-4);
 936
 937 #ifdef VMS
 938                         strcat(buf[1],"-new");
 939 #else
 940                         strcat(buf[1],".new");
 941 #endif
 942
 943                         if (BIO_write_filename(out,buf[1]) <= 0)
 944                                 {
 945                                 perror(dbfile);
 946                                 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
 947                                 goto err;
 948                                 }
 949                         l=TXT_DB_write(out,db);
 950                         if (l <= 0) goto err;
 951                         }
 952
 953                 if (verbose)
 954                         BIO_printf(bio_err,"writing new certificates\n");
 955                 for (i=0; i<sk_num(cert_sk); i++)
 956                         {
 957                         int k;
 958                         unsigned char *n;
 959
 960                         x=(X509 *)sk_value(cert_sk,i);
 961
 962                         j=x->cert_info->serialNumber->length;
 963                         p=(char *)x->cert_info->serialNumber->data;
 964
 965                         strncpy(buf[2],outdir,BSIZE-(j*2)-6);
 966
 967 #ifndef VMS
 968                         strcat(buf[2],"/");
 969 #endif
 970
 971                         n=(unsigned char *)&(buf[2][strlen(buf[2])]);
 972                         if (j > 0)
 973                                 {
 974                                 for (k=0; k<j; k++)
 975                                         {
 976                                         sprintf((char *)n,"%02X",(unsigned char)*(p++));
 977                                         n+=2;
 978                                         }
 979                                 }
 980                         else
 981                                 {
 982                                 *(n++)='0';
 983                                 *(n++)='0';
 984                                 }
 985                         *(n++)='.'; *(n++)='p'; *(n++)='e'; *(n++)='m';
 986                         *n='\0';
 987                         if (verbose)
 988                                 BIO_printf(bio_err,"writing %s\n",buf[2]);
 989
 990                         if (BIO_write_filename(Cout,buf[2]) <= 0)
 991                                 {
 992                                 perror(buf[2]);
 993                                 goto err;
 994                                 }
 995                         write_new_certificate(Cout,x, 0);
 996                         write_new_certificate(Sout,x, output_der);
 997                         }
 998
 999                 if (sk_num(cert_sk))
1000                         {
1001                         /* Rename the database and the serial file */
1002                         strncpy(buf[2],serialfile,BSIZE-4);
1003
1004 #ifdef VMS
1005                         strcat(buf[2],"-old");
1006 #else
1007                         strcat(buf[2],".old");
1008 #endif
1009
1010                         BIO_free(in);
1011                         BIO_free(out);
1012                         in=NULL;
1013                         out=NULL;
1014                         if (rename(serialfile,buf[2]) < 0)
1015                                 {
1016                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
1017                                         serialfile,buf[2]);
1018                                 perror("reason");
1019                                 goto err;
1020                                 }
1021                         if (rename(buf[0],serialfile) < 0)
1022                                 {
1023                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
1024                                         buf[0],serialfile);
1025                                 perror("reason");
1026                                 rename(buf[2],serialfile);
1027                                 goto err;
1028                                 }
1029
1030                         strncpy(buf[2],dbfile,BSIZE-4);
1031
1032 #ifdef VMS
1033                         strcat(buf[2],"-old");
1034 #else
1035                         strcat(buf[2],".old");
1036 #endif
1037
1038                         if (rename(dbfile,buf[2]) < 0)
1039                                 {
1040                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
1041                                         dbfile,buf[2]);
1042                                 perror("reason");
1043                                 goto err;
1044                                 }
1045                         if (rename(buf[1],dbfile) < 0)
1046                                 {
1047                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
1048                                         buf[1],dbfile);
1049                                 perror("reason");
1050                                 rename(buf[2],dbfile);
1051                                 goto err;
1052                                 }
1053                         BIO_printf(bio_err,"Data Base Updated\n");
1054                         }
1055                 }
1056
1057         /*****************************************************************/
1058         if (gencrl)
1059                 {
1060                 if(!crl_ext) crl_ext=CONF_get_string(conf,section,ENV_CRLEXT);
1061                 if(crl_ext) {
1062                         /* Check syntax of file */
1063                         X509V3_CTX ctx;
1064                         X509V3_set_ctx_test(&ctx);
1065                         X509V3_set_conf_lhash(&ctx, conf);
1066                         if(!X509V3_EXT_add_conf(conf, &ctx, crl_ext, NULL)) {
1067                                 BIO_printf(bio_err,
1068                                  "Error Loading CRL extension section %s\n",
1069                                                                  crl_ext);
1070                                 ret = 1;
1071                                 goto err;
1072                         }
1073                 }
1074                 if ((hex=BIO_new(BIO_s_mem())) == NULL) goto err;
1075
1076                 if (!crldays && !crlhours)
1077                         {
1078                         crldays=CONF_get_number(conf,section,
1079                                 ENV_DEFAULT_CRL_DAYS);
1080                         crlhours=CONF_get_number(conf,section,
1081                                 ENV_DEFAULT_CRL_HOURS);
1082                         }
1083                 if ((crldays == 0) && (crlhours == 0))
1084                         {
1085                         BIO_printf(bio_err,"cannot lookup how long until the next CRL is issuer\n");
1086                         goto err;
1087                         }
1088
1089                 if (verbose) BIO_printf(bio_err,"making CRL\n");
1090                 if ((crl=X509_CRL_new()) == NULL) goto err;
1091                 ci=crl->crl;
1092                 X509_NAME_free(ci->issuer);
1093                 ci->issuer=X509_NAME_dup(x509->cert_info->subject);
1094                 if (ci->issuer == NULL) goto err;
1095
1096                 X509_gmtime_adj(ci->lastUpdate,0);
1097                 if (ci->nextUpdate == NULL)
1098                         ci->nextUpdate=ASN1_UTCTIME_new();
1099                 X509_gmtime_adj(ci->nextUpdate,(crldays*24+crlhours)*60*60);
1100
1101                 for (i=0; i<sk_num(db->data); i++)
1102                         {
1103                         pp=(char **)sk_value(db->data,i);
1104                         if (pp[DB_type][0] == DB_TYPE_REV)
1105                                 {
1106                                 if ((r=X509_REVOKED_new()) == NULL) goto err;
1107                                 ASN1_STRING_set((ASN1_STRING *)
1108                                         r->revocationDate,
1109                                         (unsigned char *)pp[DB_rev_date],
1110                                         strlen(pp[DB_rev_date]));
1111                                 /* strcpy(r->revocationDate,pp[DB_rev_date]);*/
1112
1113                                 (void)BIO_reset(hex);
1114                                 if (!BIO_puts(hex,pp[DB_serial]))
1115                                         goto err;
1116                                 if (!a2i_ASN1_INTEGER(hex,r->serialNumber,
1117                                         buf[0],BSIZE)) goto err;
1118
1119                                 sk_X509_REVOKED_push(ci->revoked,r);
1120                                 }
1121                         }
1122                 /* sort the data so it will be written in serial
1123                  * number order */
1124                 sk_X509_REVOKED_sort(ci->revoked);
1125                 for (i=0; i<sk_X509_REVOKED_num(ci->revoked); i++)
1126                         {
1127                         r=sk_X509_REVOKED_value(ci->revoked,i);
1128                         r->sequence=i;
1129                         }
1130
1131                 /* we now have a CRL */
1132                 if (verbose) BIO_printf(bio_err,"signing CRL\n");
1133                 if (md != NULL)
1134                         {
1135                         if ((dgst=EVP_get_digestbyname(md)) == NULL)
1136                                 {
1137                                 BIO_printf(bio_err,"%s is an unsupported message digest type\n",md);
1138                                 goto err;
1139                                 }
1140                         }
1141                 else
1142                     {
1143 #ifndef NO_DSA
1144                     if (pkey->type == EVP_PKEY_DSA)
1145                         dgst=EVP_dss1();
1146                     else
1147 #endif
1148                         dgst=EVP_md5();
1149                     }
1150
1151                 /* Add any extensions asked for */
1152
1153                 if(crl_ext) {
1154                     X509V3_CTX crlctx;
1155                     if (ci->version == NULL)
1156                     if ((ci->version=ASN1_INTEGER_new()) == NULL) goto err;
1157                     ASN1_INTEGER_set(ci->version,1); /* version 2 CRL */
1158                     X509V3_set_ctx(&crlctx, x509, NULL, NULL, crl, 0);
1159                     X509V3_set_conf_lhash(&crlctx, conf);
1160
1161                     if(!X509V3_EXT_CRL_add_conf(conf, &crlctx,
1162                                                  crl_ext, crl)) goto err;
1163                 }
1164
1165                 if (!X509_CRL_sign(crl,pkey,dgst)) goto err;
1166
1167                 PEM_write_bio_X509_CRL(Sout,crl);
1168                 }
1169         /*****************************************************************/
1170         if (dorevoke)
1171                 {
1172                 if (infile == NULL)
1173                         {
1174                         BIO_printf(bio_err,"no input files\n");
1175                         goto err;
1176                         }
1177                 else
1178                         {
1179                         X509 *revcert;
1180                         if (BIO_read_filename(in,infile) <= 0)
1181                                 {
1182                                 perror(infile);
1183                                 BIO_printf(bio_err,"error trying to load '%s' certificate\n",infile);
1184                                 goto err;
1185                                 }
1186                         revcert=PEM_read_bio_X509(in,NULL,NULL,NULL);
1187                         if (revcert == NULL)
1188                                 {
1189                                 BIO_printf(bio_err,"unable to load '%s' certificate\n",infile);
1190                                 goto err;
1191                                 }
1192                         j=do_revoke(revcert,db);
1193                         if (j <= 0) goto err;
1194                         X509_free(revcert);
1195
1196                         strncpy(buf[0],dbfile,BSIZE-4);
1197                         strcat(buf[0],".new");
1198                         if (BIO_write_filename(out,buf[0]) <= 0)
1199                                 {
1200                                 perror(dbfile);
1201                                 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
1202                                 goto err;
1203                                 }
1204                         j=TXT_DB_write(out,db);
1205                         if (j <= 0) goto err;
1206                         strncpy(buf[1],dbfile,BSIZE-4);
1207                         strcat(buf[1],".old");
1208                         if (rename(dbfile,buf[1]) < 0)
1209                                 {
1210                                 BIO_printf(bio_err,"unable to rename %s to %s\n", dbfile, buf[1]);
1211                                 perror("reason");
1212                                 goto err;
1213                                 }
1214                         if (rename(buf[0],dbfile) < 0)
1215                                 {
1216                                 BIO_printf(bio_err,"unable to rename %s to %s\n", buf[0],dbfile);
1217                                 perror("reason");
1218                                 rename(buf[1],dbfile);
1219                                 goto err;
1220                                 }
1221                         BIO_printf(bio_err,"Data Base Updated\n");
1222                         }
1223                 }
1224         /*****************************************************************/
1225         ret=0;
1226 err:
1227         BIO_free(hex);
1228         BIO_free(Cout);
1229         BIO_free(Sout);
1230         BIO_free(out);
1231         BIO_free(in);
1232
1233         sk_pop_free(cert_sk,X509_free);
1234
1235         if (ret) ERR_print_errors(bio_err);
1236         app_RAND_write_file(randfile, bio_err);
1237         BN_free(serial);
1238         TXT_DB_free(db);
1239         EVP_PKEY_free(pkey);
1240         X509_free(x509);
1241         X509_CRL_free(crl);
1242         CONF_free(conf);
1243         X509V3_EXT_cleanup();
1244         OBJ_cleanup();
1245         EXIT(ret);
1246         }
1247
1248 static void lookup_fail(char *name, char *tag)
1249         {
1250         BIO_printf(bio_err,"variable lookup failed for %s::%s\n",name,tag);
1251         }
1252
1253 static int MS_CALLBACK key_callback(char *buf, int len, int verify, void *u)
1254         {
1255         int i;
1256
1257         if (key == NULL) return(0);
1258         i=strlen(key);
1259         i=(i > len)?len:i;
1260         memcpy(buf,key,i);
1261         return(i);
1262         }
1263
1264 static unsigned long index_serial_hash(char **a)
1265         {
1266         char *n;
1267
1268         n=a[DB_serial];
1269         while (*n == '0') n++;
1270         return(lh_strhash(n));
1271         }
1272
1273 static int index_serial_cmp(char **a, char **b)
1274         {
1275         char *aa,*bb;
1276
1277         for (aa=a[DB_serial]; *aa == '0'; aa++);
1278         for (bb=b[DB_serial]; *bb == '0'; bb++);
1279         return(strcmp(aa,bb));
1280         }
1281
1282 static unsigned long index_name_hash(char **a)
1283         { return(lh_strhash(a[DB_name])); }
1284
1285 static int index_name_qual(char **a)
1286         { return(a[0][0] == 'V'); }
1287
1288 static int index_name_cmp(char **a, char **b)
1289         { return(strcmp(a[DB_name],
1290              b[DB_name])); }
1291
1292 static BIGNUM *load_serial(char *serialfile)
1293         {
1294         BIO *in=NULL;
1295         BIGNUM *ret=NULL;
1296         MS_STATIC char buf[1024];
1297         ASN1_INTEGER *ai=NULL;
1298
1299         if ((in=BIO_new(BIO_s_file())) == NULL)
1300                 {
1301                 ERR_print_errors(bio_err);
1302                 goto err;
1303                 }
1304
1305         if (BIO_read_filename(in,serialfile) <= 0)
1306                 {
1307                 perror(serialfile);
1308                 goto err;
1309                 }
1310         ai=ASN1_INTEGER_new();
1311         if (ai == NULL) goto err;
1312         if (!a2i_ASN1_INTEGER(in,ai,buf,1024))
1313                 {
1314                 BIO_printf(bio_err,"unable to load number from %s\n",
1315                         serialfile);
1316                 goto err;
1317                 }
1318         ret=ASN1_INTEGER_to_BN(ai,NULL);
1319         if (ret == NULL)
1320                 {
1321                 BIO_printf(bio_err,"error converting number from bin to BIGNUM");
1322                 goto err;
1323                 }
1324 err:
1325         if (in != NULL) BIO_free(in);
1326         if (ai != NULL) ASN1_INTEGER_free(ai);
1327         return(ret);
1328         }
1329
1330 static int save_serial(char *serialfile, BIGNUM *serial)
1331         {
1332         BIO *out;
1333         int ret=0;
1334         ASN1_INTEGER *ai=NULL;
1335
1336         out=BIO_new(BIO_s_file());
1337         if (out == NULL)
1338                 {
1339                 ERR_print_errors(bio_err);
1340                 goto err;
1341                 }
1342         if (BIO_write_filename(out,serialfile) <= 0)
1343                 {
1344                 perror(serialfile);
1345                 goto err;
1346                 }
1347
1348         if ((ai=BN_to_ASN1_INTEGER(serial,NULL)) == NULL)
1349                 {
1350                 BIO_printf(bio_err,"error converting serial to ASN.1 format\n");
1351                 goto err;
1352                 }
1353         i2a_ASN1_INTEGER(out,ai);
1354         BIO_puts(out,"\n");
1355         ret=1;
1356 err:
1357         if (out != NULL) BIO_free(out);
1358         if (ai != NULL) ASN1_INTEGER_free(ai);
1359         return(ret);
1360         }
1361
1362 static int certify(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
1363              const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
1364              BIGNUM *serial, char *startdate, char *enddate, int days,
1365              int batch, char *ext_sect, LHASH *lconf, int verbose)
1366         {
1367         X509_REQ *req=NULL;
1368         BIO *in=NULL;
1369         EVP_PKEY *pktmp=NULL;
1370         int ok= -1,i;
1371
1372         in=BIO_new(BIO_s_file());
1373
1374         if (BIO_read_filename(in,infile) <= 0)
1375                 {
1376                 perror(infile);
1377                 goto err;
1378                 }
1379         if ((req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL)) == NULL)
1380                 {
1381                 BIO_printf(bio_err,"Error reading certificate request in %s\n",
1382                         infile);
1383                 goto err;
1384                 }
1385         if (verbose)
1386                 X509_REQ_print(bio_err,req);
1387
1388         BIO_printf(bio_err,"Check that the request matches the signature\n");
1389
1390         if ((pktmp=X509_REQ_get_pubkey(req)) == NULL)
1391                 {
1392                 BIO_printf(bio_err,"error unpacking public key\n");
1393                 goto err;
1394                 }
1395         i=X509_REQ_verify(req,pktmp);
1396         EVP_PKEY_free(pktmp);
1397         if (i < 0)
1398                 {
1399                 ok=0;
1400                 BIO_printf(bio_err,"Signature verification problems....\n");
1401                 goto err;
1402                 }
1403         if (i == 0)
1404                 {
1405                 ok=0;
1406                 BIO_printf(bio_err,"Signature did not match the certificate request\n");
1407                 goto err;
1408                 }
1409         else
1410                 BIO_printf(bio_err,"Signature ok\n");
1411
1412         ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate, enddate,
1413                 days,batch,verbose,req,ext_sect,lconf);
1414
1415 err:
1416         if (req != NULL) X509_REQ_free(req);
1417         if (in != NULL) BIO_free(in);
1418         return(ok);
1419         }
1420
1421 static int certify_cert(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
1422              const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
1423              BIGNUM *serial, char *startdate, char *enddate, int days,
1424              int batch, char *ext_sect, LHASH *lconf, int verbose)
1425         {
1426         X509 *req=NULL;
1427         X509_REQ *rreq=NULL;
1428         BIO *in=NULL;
1429         EVP_PKEY *pktmp=NULL;
1430         int ok= -1,i;
1431
1432         in=BIO_new(BIO_s_file());
1433
1434         if (BIO_read_filename(in,infile) <= 0)
1435                 {
1436                 perror(infile);
1437                 goto err;
1438                 }
1439         if ((req=PEM_read_bio_X509(in,NULL,NULL,NULL)) == NULL)
1440                 {
1441                 BIO_printf(bio_err,"Error reading self signed certificate in %s\n",infile);
1442                 goto err;
1443                 }
1444         if (verbose)
1445                 X509_print(bio_err,req);
1446
1447         BIO_printf(bio_err,"Check that the request matches the signature\n");
1448
1449         if ((pktmp=X509_get_pubkey(req)) == NULL)
1450                 {
1451                 BIO_printf(bio_err,"error unpacking public key\n");
1452                 goto err;
1453                 }
1454         i=X509_verify(req,pktmp);
1455         EVP_PKEY_free(pktmp);
1456         if (i < 0)
1457                 {
1458                 ok=0;
1459                 BIO_printf(bio_err,"Signature verification problems....\n");
1460                 goto err;
1461                 }
1462         if (i == 0)
1463                 {
1464                 ok=0;
1465                 BIO_printf(bio_err,"Signature did not match the certificate\n");
1466                 goto err;
1467                 }
1468         else
1469                 BIO_printf(bio_err,"Signature ok\n");
1470
1471         if ((rreq=X509_to_X509_REQ(req,NULL,EVP_md5())) == NULL)
1472                 goto err;
1473
1474         ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate,enddate,days,
1475                 batch,verbose,rreq,ext_sect,lconf);
1476
1477 err:
1478         if (rreq != NULL) X509_REQ_free(rreq);
1479         if (req != NULL) X509_free(req);
1480         if (in != NULL) BIO_free(in);
1481         return(ok);
1482         }
1483
1484 static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst,
1485              STACK_OF(CONF_VALUE) *policy, TXT_DB *db, BIGNUM *serial,
1486              char *startdate, char *enddate, int days, int batch, int verbose,
1487              X509_REQ *req, char *ext_sect, LHASH *lconf)
1488         {
1489         X509_NAME *name=NULL,*CAname=NULL,*subject=NULL;
1490         ASN1_UTCTIME *tm,*tmptm;
1491         ASN1_STRING *str,*str2;
1492         ASN1_OBJECT *obj;
1493         X509 *ret=NULL;
1494         X509_CINF *ci;
1495         X509_NAME_ENTRY *ne;
1496         X509_NAME_ENTRY *tne,*push;
1497         EVP_PKEY *pktmp;
1498         int ok= -1,i,j,last,nid;
1499         char *p;
1500         CONF_VALUE *cv;
1501         char *row[DB_NUMBER],**rrow,**irow=NULL;
1502         char buf[25],*pbuf;
1503
1504         tmptm=ASN1_UTCTIME_new();
1505         if (tmptm == NULL)
1506                 {
1507                 BIO_printf(bio_err,"malloc error\n");
1508                 return(0);
1509                 }
1510
1511         for (i=0; i<DB_NUMBER; i++)
1512                 row[i]=NULL;
1513
1514         BIO_printf(bio_err,"The Subjects Distinguished Name is as follows\n");
1515         name=X509_REQ_get_subject_name(req);
1516         for (i=0; i<X509_NAME_entry_count(name); i++)
1517                 {
1518                 ne=(X509_NAME_ENTRY *)X509_NAME_get_entry(name,i);
1519                 obj=X509_NAME_ENTRY_get_object(ne);
1520                 j=i2a_ASN1_OBJECT(bio_err,obj);
1521                 str=X509_NAME_ENTRY_get_data(ne);
1522                 pbuf=buf;
1523                 for (j=22-j; j>0; j--)
1524                         *(pbuf++)=' ';
1525                 *(pbuf++)=':';
1526                 *(pbuf++)='\0';
1527                 BIO_puts(bio_err,buf);
1528
1529                 if (msie_hack)
1530                         {
1531                         /* assume all type should be strings */
1532                         nid=OBJ_obj2nid(ne->object);
1533
1534                         if (str->type == V_ASN1_UNIVERSALSTRING)
1535                                 ASN1_UNIVERSALSTRING_to_string(str);
1536
1537                         if ((str->type == V_ASN1_IA5STRING) &&
1538                                 (nid != NID_pkcs9_emailAddress))
1539                                 str->type=V_ASN1_T61STRING;
1540
1541                         if ((nid == NID_pkcs9_emailAddress) &&
1542                                 (str->type == V_ASN1_PRINTABLESTRING))
1543                                 str->type=V_ASN1_IA5STRING;
1544                         }
1545
1546                 if (str->type == V_ASN1_PRINTABLESTRING)
1547                         BIO_printf(bio_err,"PRINTABLE:'");
1548                 else if (str->type == V_ASN1_T61STRING)
1549                         BIO_printf(bio_err,"T61STRING:'");
1550                 else if (str->type == V_ASN1_IA5STRING)
1551                         BIO_printf(bio_err,"IA5STRING:'");
1552                 else if (str->type == V_ASN1_UNIVERSALSTRING)
1553                         BIO_printf(bio_err,"UNIVERSALSTRING:'");
1554                 else
1555                         BIO_printf(bio_err,"ASN.1 %2d:'",str->type);
1556
1557                 /* check some things */
1558                 if ((OBJ_obj2nid(obj) == NID_pkcs9_emailAddress) &&
1559                         (str->type != V_ASN1_IA5STRING))
1560                         {
1561                         BIO_printf(bio_err,"\nemailAddress type needs to be of type IA5STRING\n");
1562                         goto err;
1563                         }
1564                 j=ASN1_PRINTABLE_type(str->data,str->length);
1565                 if (    ((j == V_ASN1_T61STRING) &&
1566                          (str->type != V_ASN1_T61STRING)) ||
1567                         ((j == V_ASN1_IA5STRING) &&
1568                          (str->type == V_ASN1_PRINTABLESTRING)))
1569                         {
1570                         BIO_printf(bio_err,"\nThe string contains characters that are illegal for the ASN.1 type\n");
1571                         goto err;
1572                         }
1573
1574                 p=(char *)str->data;
1575                 for (j=str->length; j>0; j--)
1576                         {
1577                         if ((*p >= ' ') && (*p <= '~'))
1578                                 BIO_printf(bio_err,"%c",*p);
1579                         else if (*p & 0x80)
1580                                 BIO_printf(bio_err,"\\0x%02X",*p);
1581                         else if ((unsigned char)*p == 0xf7)
1582                                 BIO_printf(bio_err,"^?");
1583                         else    BIO_printf(bio_err,"^%c",*p+'@');
1584                         p++;
1585                         }
1586                 BIO_printf(bio_err,"'\n");
1587                 }
1588
1589         /* Ok, now we check the 'policy' stuff. */
1590         if ((subject=X509_NAME_new()) == NULL)
1591                 {
1592                 BIO_printf(bio_err,"Malloc failure\n");
1593                 goto err;
1594                 }
1595
1596         /* take a copy of the issuer name before we mess with it. */
1597         CAname=X509_NAME_dup(x509->cert_info->subject);
1598         if (CAname == NULL) goto err;
1599         str=str2=NULL;
1600
1601         for (i=0; i<sk_CONF_VALUE_num(policy); i++)
1602                 {
1603                 cv=sk_CONF_VALUE_value(policy,i); /* get the object id */
1604                 if ((j=OBJ_txt2nid(cv->name)) == NID_undef)
1605                         {
1606                         BIO_printf(bio_err,"%s:unknown object type in 'policy' configuration\n",cv->name);
1607                         goto err;
1608                         }
1609                 obj=OBJ_nid2obj(j);
1610
1611                 last= -1;
1612                 for (;;)
1613                         {
1614                         /* lookup the object in the supplied name list */
1615                         j=X509_NAME_get_index_by_OBJ(name,obj,last);
1616                         if (j < 0)
1617                                 {
1618                                 if (last != -1) break;
1619                                 tne=NULL;
1620                                 }
1621                         else
1622                                 {
1623                                 tne=X509_NAME_get_entry(name,j);
1624                                 }
1625                         last=j;
1626
1627                         /* depending on the 'policy', decide what to do. */
1628                         push=NULL;
1629                         if (strcmp(cv->value,"optional") == 0)
1630                                 {
1631                                 if (tne != NULL)
1632                                         push=tne;
1633                                 }
1634                         else if (strcmp(cv->value,"supplied") == 0)
1635                                 {
1636                                 if (tne == NULL)
1637                                         {
1638                                         BIO_printf(bio_err,"The %s field needed to be supplied and was missing\n",cv->name);
1639                                         goto err;
1640                                         }
1641                                 else
1642                                         push=tne;
1643                                 }
1644                         else if (strcmp(cv->value,"match") == 0)
1645                                 {
1646                                 int last2;
1647
1648                                 if (tne == NULL)
1649                                         {
1650                                         BIO_printf(bio_err,"The mandatory %s field was missing\n",cv->name);
1651                                         goto err;
1652                                         }
1653
1654                                 last2= -1;
1655
1656 again2:
1657                                 j=X509_NAME_get_index_by_OBJ(CAname,obj,last2);
1658                                 if ((j < 0) && (last2 == -1))
1659                                         {
1660                                         BIO_printf(bio_err,"The %s field does not exist in the CA certificate,\nthe 'policy' is misconfigured\n",cv->name);
1661                                         goto err;
1662                                         }
1663                                 if (j >= 0)
1664                                         {
1665                                         push=X509_NAME_get_entry(CAname,j);
1666                                         str=X509_NAME_ENTRY_get_data(tne);
1667                                         str2=X509_NAME_ENTRY_get_data(push);
1668                                         last2=j;
1669                                         if (ASN1_STRING_cmp(str,str2) != 0)
1670                                                 goto again2;
1671                                         }
1672                                 if (j < 0)
1673                                         {
1674                                         BIO_printf(bio_err,"The %s field needed to be the same in the\nCA certificate (%s) and the request (%s)\n",cv->name,((str == NULL)?"NULL":(char *)str->data),((str2 == NULL)?"NULL":(char *)str2->data));
1675                                         goto err;
1676                                         }
1677                                 }
1678                         else
1679                                 {
1680                                 BIO_printf(bio_err,"%s:invalid type in 'policy' configuration\n",cv->value);
1681                                 goto err;
1682                                 }
1683
1684                         if (push != NULL)
1685                                 {
1686                                 if (!X509_NAME_add_entry(subject,push, -1, 0))
1687                                         {
1688                                         if (push != NULL)
1689                                                 X509_NAME_ENTRY_free(push);
1690                                         BIO_printf(bio_err,"Malloc failure\n");
1691                                         goto err;
1692                                         }
1693                                 }
1694                         if (j < 0) break;
1695                         }
1696                 }
1697
1698         if (preserve)
1699                 {
1700                 X509_NAME_free(subject);
1701                 subject=X509_NAME_dup(X509_REQ_get_subject_name(req));
1702                 if (subject == NULL) goto err;
1703                 }
1704
1705         if (verbose)
1706                 BIO_printf(bio_err,"The subject name apears to be ok, checking data base for clashes\n");
1707
1708         row[DB_name]=X509_NAME_oneline(subject,NULL,0);
1709         row[DB_serial]=BN_bn2hex(serial);
1710         if ((row[DB_name] == NULL) || (row[DB_serial] == NULL))
1711                 {
1712                 BIO_printf(bio_err,"Malloc failure\n");
1713                 goto err;
1714                 }
1715
1716         rrow=TXT_DB_get_by_index(db,DB_name,row);
1717         if (rrow != NULL)
1718                 {
1719                 BIO_printf(bio_err,"ERROR:There is already a certificate for %s\n",
1720                         row[DB_name]);
1721                 }
1722         else
1723                 {
1724                 rrow=TXT_DB_get_by_index(db,DB_serial,row);
1725                 if (rrow != NULL)
1726                         {
1727                         BIO_printf(bio_err,"ERROR:Serial number %s has already been issued,\n",
1728                                 row[DB_serial]);
1729                         BIO_printf(bio_err,"      check the database/serial_file for corruption\n");
1730                         }
1731                 }
1732
1733         if (rrow != NULL)
1734                 {
1735                 BIO_printf(bio_err,
1736                         "The matching entry has the following details\n");
1737                 if (rrow[DB_type][0] == 'E')
1738                         p="Expired";
1739                 else if (rrow[DB_type][0] == 'R')
1740                         p="Revoked";
1741                 else if (rrow[DB_type][0] == 'V')
1742                         p="Valid";
1743                 else
1744                         p="\ninvalid type, Data base error\n";
1745                 BIO_printf(bio_err,"Type          :%s\n",p);;
1746                 if (rrow[DB_type][0] == 'R')
1747                         {
1748                         p=rrow[DB_exp_date]; if (p == NULL) p="undef";
1749                         BIO_printf(bio_err,"Was revoked on:%s\n",p);
1750                         }
1751                 p=rrow[DB_exp_date]; if (p == NULL) p="undef";
1752                 BIO_printf(bio_err,"Expires on    :%s\n",p);
1753                 p=rrow[DB_serial]; if (p == NULL) p="undef";
1754                 BIO_printf(bio_err,"Serial Number :%s\n",p);
1755                 p=rrow[DB_file]; if (p == NULL) p="undef";
1756                 BIO_printf(bio_err,"File name     :%s\n",p);
1757                 p=rrow[DB_name]; if (p == NULL) p="undef";
1758                 BIO_printf(bio_err,"Subject Name  :%s\n",p);
1759                 ok= -1; /* This is now a 'bad' error. */
1760                 goto err;
1761                 }
1762
1763         /* We are now totaly happy, lets make and sign the certificate */
1764         if (verbose)
1765                 BIO_printf(bio_err,"Everything appears to be ok, creating and signing the certificate\n");
1766
1767         if ((ret=X509_new()) == NULL) goto err;
1768         ci=ret->cert_info;
1769
1770 #ifdef X509_V3
1771         /* Make it an X509 v3 certificate. */
1772         if (!X509_set_version(x509,2)) goto err;
1773 #endif
1774
1775         if (BN_to_ASN1_INTEGER(serial,ci->serialNumber) == NULL)
1776                 goto err;
1777         if (!X509_set_issuer_name(ret,X509_get_subject_name(x509)))
1778                 goto err;
1779
1780         BIO_printf(bio_err,"Certificate is to be certified until ");
1781         if (strcmp(startdate,"today") == 0)
1782                 X509_gmtime_adj(X509_get_notBefore(ret),0);
1783         else ASN1_UTCTIME_set_string(X509_get_notBefore(ret),startdate);
1784
1785         if (enddate == NULL)
1786                 X509_gmtime_adj(X509_get_notAfter(ret),(long)60*60*24*days);
1787         else ASN1_UTCTIME_set_string(X509_get_notAfter(ret),enddate);
1788
1789         ASN1_UTCTIME_print(bio_err,X509_get_notAfter(ret));
1790         if(days) BIO_printf(bio_err," (%d days)",days);
1791         BIO_printf(bio_err, "\n");
1792
1793         if (!X509_set_subject_name(ret,subject)) goto err;
1794
1795         pktmp=X509_REQ_get_pubkey(req);
1796         i = X509_set_pubkey(ret,pktmp);
1797         EVP_PKEY_free(pktmp);
1798         if (!i) goto err;
1799
1800         /* Lets add the extensions, if there are any */
1801         if (ext_sect)
1802                 {
1803                 X509V3_CTX ctx;
1804                 if (ci->version == NULL)
1805                         if ((ci->version=ASN1_INTEGER_new()) == NULL)
1806                                 goto err;
1807                 ASN1_INTEGER_set(ci->version,2); /* version 3 certificate */
1808
1809                 /* Free the current entries if any, there should not
1810                  * be any I belive */
1811                 if (ci->extensions != NULL)
1812                         sk_X509_EXTENSION_pop_free(ci->extensions,
1813                                                    X509_EXTENSION_free);
1814
1815                 ci->extensions = NULL;
1816
1817                 X509V3_set_ctx(&ctx, x509, ret, req, NULL, 0);
1818                 X509V3_set_conf_lhash(&ctx, lconf);
1819
1820                 if(!X509V3_EXT_add_conf(lconf, &ctx, ext_sect, ret)) goto err;
1821
1822                 }
1823
1824
1825         if (!batch)
1826                 {
1827                 BIO_printf(bio_err,"Sign the certificate? [y/n]:");
1828                 (void)BIO_flush(bio_err);
1829                 buf[0]='\0';
1830                 fgets(buf,sizeof(buf)-1,stdin);
1831                 if (!((buf[0] == 'y') || (buf[0] == 'Y')))
1832                         {
1833                         BIO_printf(bio_err,"CERTIFICATE WILL NOT BE CERTIFIED\n");
1834                         ok=0;
1835                         goto err;
1836                         }
1837                 }
1838
1839
1840 #ifndef NO_DSA
1841         if (pkey->type == EVP_PKEY_DSA) dgst=EVP_dss1();
1842         pktmp=X509_get_pubkey(ret);
1843         if (EVP_PKEY_missing_parameters(pktmp) &&
1844                 !EVP_PKEY_missing_parameters(pkey))
1845                 EVP_PKEY_copy_parameters(pktmp,pkey);
1846         EVP_PKEY_free(pktmp);
1847 #endif
1848
1849         if (!X509_sign(ret,pkey,dgst))
1850                 goto err;
1851
1852         /* We now just add it to the database */
1853         row[DB_type]=(char *)Malloc(2);
1854
1855         tm=X509_get_notAfter(ret);
1856         row[DB_exp_date]=(char *)Malloc(tm->length+1);
1857         memcpy(row[DB_exp_date],tm->data,tm->length);
1858         row[DB_exp_date][tm->length]='\0';
1859
1860         row[DB_rev_date]=NULL;
1861
1862         /* row[DB_serial] done already */
1863         row[DB_file]=(char *)Malloc(8);
1864         /* row[DB_name] done already */
1865
1866         if ((row[DB_type] == NULL) || (row[DB_exp_date] == NULL) ||
1867                 (row[DB_file] == NULL))
1868                 {
1869                 BIO_printf(bio_err,"Malloc failure\n");
1870                 goto err;
1871                 }
1872         strcpy(row[DB_file],"unknown");
1873         row[DB_type][0]='V';
1874         row[DB_type][1]='\0';
1875
1876         if ((irow=(char **)Malloc(sizeof(char *)*(DB_NUMBER+1))) == NULL)
1877                 {
1878                 BIO_printf(bio_err,"Malloc failure\n");
1879                 goto err;
1880                 }
1881
1882         for (i=0; i<DB_NUMBER; i++)
1883                 {
1884                 irow[i]=row[i];
1885                 row[i]=NULL;
1886                 }
1887         irow[DB_NUMBER]=NULL;
1888
1889         if (!TXT_DB_insert(db,irow))
1890                 {
1891                 BIO_printf(bio_err,"failed to update database\n");
1892                 BIO_printf(bio_err,"TXT_DB error number %ld\n",db->error);
1893                 goto err;
1894                 }
1895         ok=1;
1896 err:
1897         for (i=0; i<DB_NUMBER; i++)
1898                 if (row[i] != NULL) Free(row[i]);
1899
1900         if (CAname != NULL)
1901                 X509_NAME_free(CAname);
1902         if (subject != NULL)
1903                 X509_NAME_free(subject);
1904         if (tmptm != NULL)
1905                 ASN1_UTCTIME_free(tmptm);
1906         if (ok <= 0)
1907                 {
1908                 if (ret != NULL) X509_free(ret);
1909                 ret=NULL;
1910                 }
1911         else
1912                 *xret=ret;
1913         return(ok);
1914         }
1915
1916 static void write_new_certificate(BIO *bp, X509 *x, int output_der)
1917         {
1918         char *f;
1919         char buf[256];
1920
1921         if (output_der)
1922                 {
1923                 (void)i2d_X509_bio(bp,x);
1924                 return;
1925                 }
1926
1927         f=X509_NAME_oneline(X509_get_issuer_name(x),buf,256);
1928         BIO_printf(bp,"issuer :%s\n",f);
1929
1930         f=X509_NAME_oneline(X509_get_subject_name(x),buf,256);
1931         BIO_printf(bp,"subject:%s\n",f);
1932
1933         BIO_puts(bp,"serial :");
1934         i2a_ASN1_INTEGER(bp,x->cert_info->serialNumber);
1935         BIO_puts(bp,"\n\n");
1936         X509_print(bp,x);
1937         BIO_puts(bp,"\n");
1938         PEM_write_bio_X509(bp,x);
1939         BIO_puts(bp,"\n");
1940         }
1941
1942 static int certify_spkac(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
1943              const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
1944              BIGNUM *serial, char *startdate, char *enddate, int days,
1945              char *ext_sect, LHASH *lconf, int verbose)
1946         {
1947         STACK_OF(CONF_VALUE) *sk=NULL;
1948         LHASH *parms=NULL;
1949         X509_REQ *req=NULL;
1950         CONF_VALUE *cv=NULL;
1951         NETSCAPE_SPKI *spki = NULL;
1952         X509_REQ_INFO *ri;
1953         char *type,*buf;
1954         EVP_PKEY *pktmp=NULL;
1955         X509_NAME *n=NULL;
1956         X509_NAME_ENTRY *ne=NULL;
1957         int ok= -1,i,j;
1958         long errline;
1959         int nid;
1960
1961         /*
1962          * Load input file into a hash table.  (This is just an easy
1963          * way to read and parse the file, then put it into a convenient
1964          * STACK format).
1965          */
1966         parms=CONF_load(NULL,infile,&errline);
1967         if (parms == NULL)
1968                 {
1969                 BIO_printf(bio_err,"error on line %ld of %s\n",errline,infile);
1970                 ERR_print_errors(bio_err);
1971                 goto err;
1972                 }
1973
1974         sk=CONF_get_section(parms, "default");
1975         if (sk_CONF_VALUE_num(sk) == 0)
1976                 {
1977                 BIO_printf(bio_err, "no name/value pairs found in %s\n", infile);
1978                 CONF_free(parms);
1979                 goto err;
1980                 }
1981
1982         /*
1983          * Now create a dummy X509 request structure.  We don't actually
1984          * have an X509 request, but we have many of the components
1985          * (a public key, various DN components).  The idea is that we
1986          * put these components into the right X509 request structure
1987          * and we can use the same code as if you had a real X509 request.
1988          */
1989         req=X509_REQ_new();
1990         if (req == NULL)
1991                 {
1992                 ERR_print_errors(bio_err);
1993                 goto err;
1994                 }
1995
1996         /*
1997          * Build up the subject name set.
1998          */
1999         ri=req->req_info;
2000         n = ri->subject;
2001
2002         for (i = 0; ; i++)
2003                 {
2004                 if (sk_CONF_VALUE_num(sk) <= i) break;
2005
2006                 cv=sk_CONF_VALUE_value(sk,i);
2007                 type=cv->name;
2008                 /* Skip past any leading X. X: X, etc to allow for
2009                  * multiple instances
2010                  */
2011                 for(buf = cv->name; *buf ; buf++)
2012                         if ((*buf == ':') || (*buf == ',') || (*buf == '.')) {
2013                                         buf++;
2014                                         if(*buf) type = buf;
2015                                         break;
2016                 }
2017
2018                 buf=cv->value;
2019                 if ((nid=OBJ_txt2nid(type)) == NID_undef)
2020                         {
2021                         if (strcmp(type, "SPKAC") == 0)
2022                                 {
2023                                 spki = NETSCAPE_SPKI_b64_decode(cv->value, -1);
2024                                 if (spki == NULL)
2025                                         {
2026                                         BIO_printf(bio_err,"unable to load Netscape SPKAC structure\n");
2027                                         ERR_print_errors(bio_err);
2028                                         goto err;
2029                                         }
2030                                 }
2031                         continue;
2032                         }
2033
2034                 j=ASN1_PRINTABLE_type((unsigned char *)buf,-1);
2035                 if (fix_data(nid, &j) == 0)
2036                         {
2037                         BIO_printf(bio_err,
2038                                 "invalid characters in string %s\n",buf);
2039                         goto err;
2040                         }
2041
2042                 if ((ne=X509_NAME_ENTRY_create_by_NID(&ne,nid,j,
2043                         (unsigned char *)buf,
2044                         strlen(buf))) == NULL)
2045                         goto err;
2046
2047                 if (!X509_NAME_add_entry(n,ne,-1, 0)) goto err;
2048                 }
2049         if (spki == NULL)
2050                 {
2051                 BIO_printf(bio_err,"Netscape SPKAC structure not found in %s\n",
2052                         infile);
2053                 goto err;
2054                 }
2055
2056         /*
2057          * Now extract the key from the SPKI structure.
2058          */
2059
2060         BIO_printf(bio_err,"Check that the SPKAC request matches the signature\n");
2061
2062         if ((pktmp=NETSCAPE_SPKI_get_pubkey(spki)) == NULL)
2063                 {
2064                 BIO_printf(bio_err,"error unpacking SPKAC public key\n");
2065                 goto err;
2066                 }
2067
2068         j = NETSCAPE_SPKI_verify(spki, pktmp);
2069         if (j <= 0)
2070                 {
2071                 BIO_printf(bio_err,"signature verification failed on SPKAC public key\n");
2072                 goto err;
2073                 }
2074         BIO_printf(bio_err,"Signature ok\n");
2075
2076         X509_REQ_set_pubkey(req,pktmp);
2077         EVP_PKEY_free(pktmp);
2078         ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate,enddate,
2079                    days,1,verbose,req,ext_sect,lconf);
2080 err:
2081         if (req != NULL) X509_REQ_free(req);
2082         if (parms != NULL) CONF_free(parms);
2083         if (spki != NULL) NETSCAPE_SPKI_free(spki);
2084         if (ne != NULL) X509_NAME_ENTRY_free(ne);
2085
2086         return(ok);
2087         }
2088
2089 static int fix_data(int nid, int *type)
2090         {
2091         if (nid == NID_pkcs9_emailAddress)
2092                 *type=V_ASN1_IA5STRING;
2093         if ((nid == NID_commonName) && (*type == V_ASN1_IA5STRING))
2094                 *type=V_ASN1_T61STRING;
2095         if ((nid == NID_pkcs9_challengePassword) && (*type == V_ASN1_IA5STRING))
2096                 *type=V_ASN1_T61STRING;
2097         if ((nid == NID_pkcs9_unstructuredName) && (*type == V_ASN1_T61STRING))
2098                 return(0);
2099         if (nid == NID_pkcs9_unstructuredName)
2100                 *type=V_ASN1_IA5STRING;
2101         return(1);
2102         }
2103
2104 static int check_time_format(char *str)
2105         {
2106         ASN1_UTCTIME tm;
2107
2108         tm.data=(unsigned char *)str;
2109         tm.length=strlen(str);
2110         tm.type=V_ASN1_UTCTIME;
2111         return(ASN1_UTCTIME_check(&tm));
2112         }
2113
2114 static int add_oid_section(LHASH *hconf)
2115 {
2116         char *p;
2117         STACK_OF(CONF_VALUE) *sktmp;
2118         CONF_VALUE *cnf;
2119         int i;
2120         if(!(p=CONF_get_string(hconf,NULL,"oid_section"))) return 1;
2121         if(!(sktmp = CONF_get_section(hconf, p))) {
2122                 BIO_printf(bio_err, "problem loading oid section %s\n", p);
2123                 return 0;
2124         }
2125         for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
2126                 cnf = sk_CONF_VALUE_value(sktmp, i);
2127                 if(OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
2128                         BIO_printf(bio_err, "problem creating object %s=%s\n",
2129                                                          cnf->name, cnf->value);
2130                         return 0;
2131                 }
2132         }
2133         return 1;
2134 }
2135
2136 static int do_revoke(X509 *x509, TXT_DB *db)
2137 {
2138         ASN1_UTCTIME *tm=NULL, *revtm=NULL;
2139         char *row[DB_NUMBER],**rrow,**irow;
2140         BIGNUM *bn = NULL;
2141         int ok=-1,i;
2142
2143         for (i=0; i<DB_NUMBER; i++)
2144                 row[i]=NULL;
2145         row[DB_name]=X509_NAME_oneline(X509_get_subject_name(x509),NULL,0);
2146         bn = ASN1_INTEGER_to_BN(X509_get_serialNumber(x509),NULL);
2147         row[DB_serial]=BN_bn2hex(bn);
2148         BN_free(bn);
2149         if ((row[DB_name] == NULL) || (row[DB_serial] == NULL))
2150                 {
2151                 BIO_printf(bio_err,"Malloc failure\n");
2152                 goto err;
2153                 }
2154         /* We have to lookup by serial number because name lookup
2155          * skips revoked certs
2156          */
2157         rrow=TXT_DB_get_by_index(db,DB_serial,row);
2158         if (rrow == NULL)
2159                 {
2160                 BIO_printf(bio_err,"Adding Entry to DB for %s\n", row[DB_name]);
2161
2162                 /* We now just add it to the database */
2163                 row[DB_type]=(char *)Malloc(2);
2164
2165                 tm=X509_get_notAfter(x509);
2166                 row[DB_exp_date]=(char *)Malloc(tm->length+1);
2167                 memcpy(row[DB_exp_date],tm->data,tm->length);
2168                 row[DB_exp_date][tm->length]='\0';
2169
2170                 row[DB_rev_date]=NULL;
2171
2172                 /* row[DB_serial] done already */
2173                 row[DB_file]=(char *)Malloc(8);
2174
2175                 /* row[DB_name] done already */
2176
2177                 if ((row[DB_type] == NULL) || (row[DB_exp_date] == NULL) ||
2178                         (row[DB_file] == NULL))
2179                         {
2180                         BIO_printf(bio_err,"Malloc failure\n");
2181                         goto err;
2182                         }
2183                 strcpy(row[DB_file],"unknown");
2184                 row[DB_type][0]='V';
2185                 row[DB_type][1]='\0';
2186
2187                 if ((irow=(char **)Malloc(sizeof(char *)*(DB_NUMBER+1))) == NULL)
2188                         {
2189                         BIO_printf(bio_err,"Malloc failure\n");
2190                         goto err;
2191                         }
2192
2193                 for (i=0; i<DB_NUMBER; i++)
2194                         {
2195                         irow[i]=row[i];
2196                         row[i]=NULL;
2197                         }
2198                 irow[DB_NUMBER]=NULL;
2199
2200                 if (!TXT_DB_insert(db,irow))
2201                         {
2202                         BIO_printf(bio_err,"failed to update database\n");
2203                         BIO_printf(bio_err,"TXT_DB error number %ld\n",db->error);
2204                         goto err;
2205                         }
2206
2207                 /* Revoke Certificate */
2208                 ok = do_revoke(x509,db);
2209
2210                 goto err;
2211
2212                 }
2213         else if (index_name_cmp(row,rrow))
2214                 {
2215                 BIO_printf(bio_err,"ERROR:name does not match %s\n",
2216                            row[DB_name]);
2217                 goto err;
2218                 }
2219         else if (rrow[DB_type][0]=='R')
2220                 {
2221                 BIO_printf(bio_err,"ERROR:Already revoked, serial number %s\n",
2222                            row[DB_serial]);
2223                 goto err;
2224                 }
2225         else
2226                 {
2227                 BIO_printf(bio_err,"Revoking Certificate %s.\n", rrow[DB_serial]);
2228                 revtm = ASN1_UTCTIME_new();
2229                 revtm=X509_gmtime_adj(revtm,0);
2230                 rrow[DB_type][0]='R';
2231                 rrow[DB_type][1]='\0';
2232                 rrow[DB_rev_date]=(char *)Malloc(revtm->length+1);
2233                 memcpy(rrow[DB_rev_date],revtm->data,revtm->length);
2234                 rrow[DB_rev_date][revtm->length]='\0';
2235                 ASN1_UTCTIME_free(revtm);
2236                 }
2237         ok=1;
2238 err:
2239         for (i=0; i<DB_NUMBER; i++)
2240                 {
2241                 if (row[i] != NULL)
2242                         Free(row[i]);
2243                 }
2244         return(ok);
2245 }
2246