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_CRL_DAYS    "default_crl_days"
 118 #define ENV_DEFAULT_CRL_HOURS   "default_crl_hours"
 119 #define ENV_DEFAULT_MD          "default_md"
 120 #define ENV_PRESERVE            "preserve"
 121 #define ENV_POLICY              "policy"
 122 #define ENV_EXTENSIONS          "x509_extensions"
 123 #define ENV_CRLEXT              "crl_extensions"
 124 #define ENV_MSIE_HACK           "msie_hack"
 125
 126 #define ENV_DATABASE            "database"
 127
 128 #define DB_type         0
 129 #define DB_exp_date     1
 130 #define DB_rev_date     2
 131 #define DB_serial       3       /* index - unique */
 132 #define DB_file         4
 133 #define DB_name         5       /* index - unique for active */
 134 #define DB_NUMBER       6
 135
 136 #define DB_TYPE_REV     'R'
 137 #define DB_TYPE_EXP     'E'
 138 #define DB_TYPE_VAL     'V'
 139
 140 static char *ca_usage[]={
 141 "usage: ca args\n",
 142 "\n",
 143 " -verbose        - Talk alot while doing things\n",
 144 " -config file    - A config file\n",
 145 " -name arg       - The particular CA definition to use\n",
 146 " -gencrl         - Generate a new CRL\n",
 147 " -crldays days   - Days is when the next CRL is due\n",
 148 " -crlhours hours - Hours is when the next CRL is due\n",
 149 " -days arg       - number of days to certify the certificate for\n",
 150 " -md arg         - md to use, one of md2, md5, sha or sha1\n",
 151 " -policy arg     - The CA 'policy' to support\n",
 152 " -keyfile arg    - PEM private key file\n",
 153 " -key arg        - key to decode the private key if it is encrypted\n",
 154 " -cert file      - The CA certificate\n",
 155 " -in file        - The input PEM encoded certificate request(s)\n",
 156 " -out file       - Where to put the output file(s)\n",
 157 " -outdir dir     - Where to put output certificates\n",
 158 " -infiles ....   - The last argument, requests to process\n",
 159 " -spkac file     - File contains DN and signed public key and challenge\n",
 160 " -ss_cert file   - File contains a self signed cert to sign\n",
 161 " -preserveDN     - Don't re-order the DN\n",
 162 " -batch          - Don't ask questions\n",
 163 " -msie_hack      - msie modifications to handle all those universal strings\n",
 164 " -revoke file    - Revoke a certificate (given in file)\n",
 165 NULL
 166 };
 167
 168 #ifdef EFENCE
 169 extern int EF_PROTECT_FREE;
 170 extern int EF_PROTECT_BELOW;
 171 extern int EF_ALIGNMENT;
 172 #endif
 173
 174 static int add_oid_section(LHASH *conf);
 175 static void lookup_fail(char *name,char *tag);
 176 static int MS_CALLBACK key_callback(char *buf,int len,int verify);
 177 static unsigned long index_serial_hash(char **a);
 178 static int index_serial_cmp(char **a, char **b);
 179 static unsigned long index_name_hash(char **a);
 180 static int index_name_qual(char **a);
 181 static int index_name_cmp(char **a,char **b);
 182 static BIGNUM *load_serial(char *serialfile);
 183 static int save_serial(char *serialfile, BIGNUM *serial);
 184 static int certify(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
 185                    const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,TXT_DB *db,
 186                    BIGNUM *serial, char *startdate,int days,int batch,
 187                    char *ext_sect, LHASH *conf,int verbose);
 188 static int certify_cert(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
 189                         const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,
 190                         TXT_DB *db, BIGNUM *serial,char *startdate,int days,
 191                         int batch, char *ext_sect, LHASH *conf,int verbose);
 192 static int certify_spkac(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
 193                          const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,
 194                          TXT_DB *db, BIGNUM *serial,char *startdate,int days,
 195                          char *ext_sect,LHASH *conf,int verbose);
 196 static int fix_data(int nid, int *type);
 197 static void write_new_certificate(BIO *bp, X509 *x, int output_der);
 198 static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst,
 199         STACK_OF(CONF_VALUE) *policy, TXT_DB *db, BIGNUM *serial,
 200         char *startdate, int days, int batch, int verbose, X509_REQ *req,
 201         char *ext_sect, LHASH *conf);
 202 static int do_revoke(X509 *x509, TXT_DB *db);
 203 static int check_time_format(char *str);
 204 static LHASH *conf;
 205 static char *key=NULL;
 206 static char *section=NULL;
 207
 208 static int preserve=0;
 209 static int msie_hack=0;
 210
 211 int MAIN(int argc, char **argv)
 212         {
 213         int total=0;
 214         int total_done=0;
 215         int badops=0;
 216         int ret=1;
 217         int req=0;
 218         int verbose=0;
 219         int gencrl=0;
 220         int dorevoke=0;
 221         long crldays=0;
 222         long crlhours=0;
 223         long errorline= -1;
 224         char *configfile=NULL;
 225         char *md=NULL;
 226         char *policy=NULL;
 227         char *keyfile=NULL;
 228         char *certfile=NULL;
 229         char *infile=NULL;
 230         char *spkac_file=NULL;
 231         char *ss_cert_file=NULL;
 232         EVP_PKEY *pkey=NULL;
 233         int output_der = 0;
 234         char *outfile=NULL;
 235         char *outdir=NULL;
 236         char *serialfile=NULL;
 237         char *extensions=NULL;
 238         char *crl_ext=NULL;
 239         BIGNUM *serial=NULL;
 240         char *startdate=NULL;
 241         int days=0;
 242         int batch=0;
 243         X509 *x509=NULL;
 244         X509 *x=NULL;
 245         BIO *in=NULL,*out=NULL,*Sout=NULL,*Cout=NULL;
 246         char *dbfile=NULL;
 247         TXT_DB *db=NULL;
 248         X509_CRL *crl=NULL;
 249         X509_CRL_INFO *ci=NULL;
 250         X509_REVOKED *r=NULL;
 251         char **pp,*p,*f;
 252         int i,j;
 253         long l;
 254         const EVP_MD *dgst=NULL;
 255         STACK_OF(CONF_VALUE) *attribs=NULL;
 256         STACK *cert_sk=NULL;
 257         BIO *hex=NULL;
 258 #undef BSIZE
 259 #define BSIZE 256
 260         MS_STATIC char buf[3][BSIZE];
 261
 262 #ifdef EFENCE
 263 EF_PROTECT_FREE=1;
 264 EF_PROTECT_BELOW=1;
 265 EF_ALIGNMENT=0;
 266 #endif
 267
 268         apps_startup();
 269
 270         X509V3_add_standard_extensions();
 271
 272         preserve=0;
 273         if (bio_err == NULL)
 274                 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
 275                         BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
 276
 277         argc--;
 278         argv++;
 279         while (argc >= 1)
 280                 {
 281                 if      (strcmp(*argv,"-verbose") == 0)
 282                         verbose=1;
 283                 else if (strcmp(*argv,"-config") == 0)
 284                         {
 285                         if (--argc < 1) goto bad;
 286                         configfile= *(++argv);
 287                         }
 288                 else if (strcmp(*argv,"-name") == 0)
 289                         {
 290                         if (--argc < 1) goto bad;
 291                         section= *(++argv);
 292                         }
 293                 else if (strcmp(*argv,"-startdate") == 0)
 294                         {
 295                         if (--argc < 1) goto bad;
 296                         startdate= *(++argv);
 297                         }
 298                 else if (strcmp(*argv,"-days") == 0)
 299                         {
 300                         if (--argc < 1) goto bad;
 301                         days=atoi(*(++argv));
 302                         }
 303                 else if (strcmp(*argv,"-md") == 0)
 304                         {
 305                         if (--argc < 1) goto bad;
 306                         md= *(++argv);
 307                         }
 308                 else if (strcmp(*argv,"-policy") == 0)
 309                         {
 310                         if (--argc < 1) goto bad;
 311                         policy= *(++argv);
 312                         }
 313                 else if (strcmp(*argv,"-keyfile") == 0)
 314                         {
 315                         if (--argc < 1) goto bad;
 316                         keyfile= *(++argv);
 317                         }
 318                 else if (strcmp(*argv,"-key") == 0)
 319                         {
 320                         if (--argc < 1) goto bad;
 321                         key= *(++argv);
 322                         }
 323                 else if (strcmp(*argv,"-cert") == 0)
 324                         {
 325                         if (--argc < 1) goto bad;
 326                         certfile= *(++argv);
 327                         }
 328                 else if (strcmp(*argv,"-in") == 0)
 329                         {
 330                         if (--argc < 1) goto bad;
 331                         infile= *(++argv);
 332                         req=1;
 333                         }
 334                 else if (strcmp(*argv,"-out") == 0)
 335                         {
 336                         if (--argc < 1) goto bad;
 337                         outfile= *(++argv);
 338                         }
 339                 else if (strcmp(*argv,"-outdir") == 0)
 340                         {
 341                         if (--argc < 1) goto bad;
 342                         outdir= *(++argv);
 343                         }
 344                 else if (strcmp(*argv,"-batch") == 0)
 345                         batch=1;
 346                 else if (strcmp(*argv,"-preserveDN") == 0)
 347                         preserve=1;
 348                 else if (strcmp(*argv,"-gencrl") == 0)
 349                         gencrl=1;
 350                 else if (strcmp(*argv,"-msie_hack") == 0)
 351                         msie_hack=1;
 352                 else if (strcmp(*argv,"-crldays") == 0)
 353                         {
 354                         if (--argc < 1) goto bad;
 355                         crldays= atol(*(++argv));
 356                         }
 357                 else if (strcmp(*argv,"-crlhours") == 0)
 358                         {
 359                         if (--argc < 1) goto bad;
 360                         crlhours= atol(*(++argv));
 361                         }
 362                 else if (strcmp(*argv,"-infiles") == 0)
 363                         {
 364                         argc--;
 365                         argv++;
 366                         req=1;
 367                         break;
 368                         }
 369                 else if (strcmp(*argv, "-ss_cert") == 0)
 370                         {
 371                         if (--argc < 1) goto bad;
 372                         ss_cert_file = *(++argv);
 373                         req=1;
 374                         }
 375                 else if (strcmp(*argv, "-spkac") == 0)
 376                         {
 377                         if (--argc < 1) goto bad;
 378                         spkac_file = *(++argv);
 379                         req=1;
 380                         }
 381                 else if (strcmp(*argv,"-revoke") == 0)
 382                         {
 383                         if (--argc < 1) goto bad;
 384                         infile= *(++argv);
 385                         dorevoke=1;
 386                         }
 387                 else
 388                         {
 389 bad:
 390                         BIO_printf(bio_err,"unknown option %s\n",*argv);
 391                         badops=1;
 392                         break;
 393                         }
 394                 argc--;
 395                 argv++;
 396                 }
 397
 398         if (badops)
 399                 {
 400                 for (pp=ca_usage; (*pp != NULL); pp++)
 401                         BIO_printf(bio_err,*pp);
 402                 goto err;
 403                 }
 404
 405         ERR_load_crypto_strings();
 406
 407         /*****************************************************************/
 408         if (configfile == NULL) configfile = getenv("OPENSSL_CONF");
 409         if (configfile == NULL) configfile = getenv("SSLEAY_CONF");
 410         if (configfile == NULL)
 411                 {
 412                 /* We will just use 'buf[0]' as a temporary buffer.  */
 413 #ifdef VMS
 414                 strncpy(buf[0],X509_get_default_cert_area(),
 415                         sizeof(buf[0])-1-sizeof(CONFIG_FILE));
 416 #else
 417                 strncpy(buf[0],X509_get_default_cert_area(),
 418                         sizeof(buf[0])-2-sizeof(CONFIG_FILE));
 419                 strcat(buf[0],"/");
 420 #endif
 421                 strcat(buf[0],CONFIG_FILE);
 422                 configfile=buf[0];
 423                 }
 424
 425         BIO_printf(bio_err,"Using configuration from %s\n",configfile);
 426         if ((conf=CONF_load(NULL,configfile,&errorline)) == NULL)
 427                 {
 428                 if (errorline <= 0)
 429                         BIO_printf(bio_err,"error loading the config file '%s'\n",
 430                                 configfile);
 431                 else
 432                         BIO_printf(bio_err,"error on line %ld of config file '%s'\n"
 433                                 ,errorline,configfile);
 434                 goto err;
 435                 }
 436
 437         /* Lets get the config section we are using */
 438         if (section == NULL)
 439                 {
 440                 section=CONF_get_string(conf,BASE_SECTION,ENV_DEFAULT_CA);
 441                 if (section == NULL)
 442                         {
 443                         lookup_fail(BASE_SECTION,ENV_DEFAULT_CA);
 444                         goto err;
 445                         }
 446                 }
 447
 448         if (conf != NULL)
 449                 {
 450                 p=CONF_get_string(conf,NULL,"oid_file");
 451                 if (p != NULL)
 452                         {
 453                         BIO *oid_bio;
 454
 455                         oid_bio=BIO_new_file(p,"r");
 456                         if (oid_bio == NULL)
 457                                 {
 458                                 /*
 459                                 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
 460                                 ERR_print_errors(bio_err);
 461                                 */
 462                                 ERR_clear_error();
 463                                 }
 464                         else
 465                                 {
 466                                 OBJ_create_objects(oid_bio);
 467                                 BIO_free(oid_bio);
 468                                 }
 469                         }
 470                 }
 471                 if(!add_oid_section(conf)) {
 472                         ERR_print_errors(bio_err);
 473                         goto err;
 474                 }
 475
 476         in=BIO_new(BIO_s_file());
 477         out=BIO_new(BIO_s_file());
 478         Sout=BIO_new(BIO_s_file());
 479         Cout=BIO_new(BIO_s_file());
 480         if ((in == NULL) || (out == NULL) || (Sout == NULL) || (Cout == NULL))
 481                 {
 482                 ERR_print_errors(bio_err);
 483                 goto err;
 484                 }
 485
 486         /*****************************************************************/
 487         /* we definitly need an public key, so lets get it */
 488
 489         if ((keyfile == NULL) && ((keyfile=CONF_get_string(conf,
 490                 section,ENV_PRIVATE_KEY)) == NULL))
 491                 {
 492                 lookup_fail(section,ENV_PRIVATE_KEY);
 493                 goto err;
 494                 }
 495         if (BIO_read_filename(in,keyfile) <= 0)
 496                 {
 497                 perror(keyfile);
 498                 BIO_printf(bio_err,"trying to load CA private key\n");
 499                 goto err;
 500                 }
 501         if (key == NULL)
 502                 pkey=PEM_read_bio_PrivateKey(in,NULL,NULL);
 503         else
 504                 {
 505                 pkey=PEM_read_bio_PrivateKey(in,NULL,key_callback);
 506                 memset(key,0,strlen(key));
 507                 }
 508         if (pkey == NULL)
 509                 {
 510                 BIO_printf(bio_err,"unable to load CA private key\n");
 511                 goto err;
 512                 }
 513
 514         /*****************************************************************/
 515         /* we need a certificate */
 516         if ((certfile == NULL) && ((certfile=CONF_get_string(conf,
 517                 section,ENV_CERTIFICATE)) == NULL))
 518                 {
 519                 lookup_fail(section,ENV_CERTIFICATE);
 520                 goto err;
 521                 }
 522         if (BIO_read_filename(in,certfile) <= 0)
 523                 {
 524                 perror(certfile);
 525                 BIO_printf(bio_err,"trying to load CA certificate\n");
 526                 goto err;
 527                 }
 528         x509=PEM_read_bio_X509(in,NULL,NULL);
 529         if (x509 == NULL)
 530                 {
 531                 BIO_printf(bio_err,"unable to load CA certificate\n");
 532                 goto err;
 533                 }
 534
 535         if (!X509_check_private_key(x509,pkey))
 536                 {
 537                 BIO_printf(bio_err,"CA certificate and CA private key do not match\n");
 538                 goto err;
 539                 }
 540
 541         f=CONF_get_string(conf,BASE_SECTION,ENV_PRESERVE);
 542         if ((f != NULL) && ((*f == 'y') || (*f == 'Y')))
 543                 preserve=1;
 544         f=CONF_get_string(conf,BASE_SECTION,ENV_MSIE_HACK);
 545         if ((f != NULL) && ((*f == 'y') || (*f == 'Y')))
 546                 msie_hack=1;
 547
 548         /*****************************************************************/
 549         /* lookup where to write new certificates */
 550         if ((outdir == NULL) && (req))
 551                 {
 552                 struct stat sb;
 553
 554                 if ((outdir=CONF_get_string(conf,section,ENV_NEW_CERTS_DIR))
 555                         == NULL)
 556                         {
 557                         BIO_printf(bio_err,"there needs to be defined a directory for new certificate to be placed in\n");
 558                         goto err;
 559                         }
 560 #ifdef VMS
 561                 /* For technical reasons, VMS misbehaves with X_OK */
 562                 if (access(outdir,R_OK|W_OK) != 0)
 563 #else
 564                 if (access(outdir,R_OK|W_OK|X_OK) != 0)
 565 #endif
 566                         {
 567                         BIO_printf(bio_err,"I am unable to acces the %s directory\n",outdir);
 568                         perror(outdir);
 569                         goto err;
 570                         }
 571
 572                 if (stat(outdir,&sb) != 0)
 573                         {
 574                         BIO_printf(bio_err,"unable to stat(%s)\n",outdir);
 575                         perror(outdir);
 576                         goto err;
 577                         }
 578                 if (!(sb.st_mode & S_IFDIR))
 579                         {
 580                         BIO_printf(bio_err,"%s need to be a directory\n",outdir);
 581                         perror(outdir);
 582                         goto err;
 583                         }
 584                 }
 585
 586         /*****************************************************************/
 587         /* we need to load the database file */
 588         if ((dbfile=CONF_get_string(conf,section,ENV_DATABASE)) == NULL)
 589                 {
 590                 lookup_fail(section,ENV_DATABASE);
 591                 goto err;
 592                 }
 593         if (BIO_read_filename(in,dbfile) <= 0)
 594                 {
 595                 perror(dbfile);
 596                 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
 597                 goto err;
 598                 }
 599         db=TXT_DB_read(in,DB_NUMBER);
 600         if (db == NULL) goto err;
 601
 602         /* Lets check some fields */
 603         for (i=0; i<sk_num(db->data); i++)
 604                 {
 605                 pp=(char **)sk_value(db->data,i);
 606                 if ((pp[DB_type][0] != DB_TYPE_REV) &&
 607                         (pp[DB_rev_date][0] != '\0'))
 608                         {
 609                         BIO_printf(bio_err,"entry %d: not revoked yet, but has a revocation date\n",i+1);
 610                         goto err;
 611                         }
 612                 if ((pp[DB_type][0] == DB_TYPE_REV) &&
 613                         !check_time_format(pp[DB_rev_date]))
 614                         {
 615                         BIO_printf(bio_err,"entry %d: invalid revocation date\n",
 616                                 i+1);
 617                         goto err;
 618                         }
 619                 if (!check_time_format(pp[DB_exp_date]))
 620                         {
 621                         BIO_printf(bio_err,"entry %d: invalid expiry date\n",i+1);
 622                         goto err;
 623                         }
 624                 p=pp[DB_serial];
 625                 j=strlen(p);
 626                 if ((j&1) || (j < 2))
 627                         {
 628                         BIO_printf(bio_err,"entry %d: bad serial number length (%d)\n",i+1,j);
 629                         goto err;
 630                         }
 631                 while (*p)
 632                         {
 633                         if (!(  ((*p >= '0') && (*p <= '9')) ||
 634                                 ((*p >= 'A') && (*p <= 'F')) ||
 635                                 ((*p >= 'a') && (*p <= 'f')))  )
 636                                 {
 637                                 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);
 638                                 goto err;
 639                                 }
 640                         p++;
 641                         }
 642                 }
 643         if (verbose)
 644                 {
 645                 BIO_set_fp(out,stdout,BIO_NOCLOSE|BIO_FP_TEXT); /* cannot fail */
 646                 TXT_DB_write(out,db);
 647                 BIO_printf(bio_err,"%d entries loaded from the database\n",
 648                         db->data->num);
 649                 BIO_printf(bio_err,"generating indexs\n");
 650                 }
 651
 652         if (!TXT_DB_create_index(db,DB_serial,NULL,index_serial_hash,
 653                 index_serial_cmp))
 654                 {
 655                 BIO_printf(bio_err,"error creating serial number index:(%ld,%ld,%ld)\n",db->error,db->arg1,db->arg2);
 656                 goto err;
 657                 }
 658
 659         if (!TXT_DB_create_index(db,DB_name,index_name_qual,index_name_hash,
 660                 index_name_cmp))
 661                 {
 662                 BIO_printf(bio_err,"error creating name index:(%ld,%ld,%ld)\n",
 663                         db->error,db->arg1,db->arg2);
 664                 goto err;
 665                 }
 666
 667         /*****************************************************************/
 668         if (req || gencrl)
 669                 {
 670                 if (outfile != NULL)
 671                         {
 672
 673                         if (BIO_write_filename(Sout,outfile) <= 0)
 674                                 {
 675                                 perror(outfile);
 676                                 goto err;
 677                                 }
 678                         }
 679                 else
 680                         BIO_set_fp(Sout,stdout,BIO_NOCLOSE|BIO_FP_TEXT);
 681                 }
 682
 683         if (req)
 684                 {
 685                 if ((md == NULL) && ((md=CONF_get_string(conf,
 686                         section,ENV_DEFAULT_MD)) == NULL))
 687                         {
 688                         lookup_fail(section,ENV_DEFAULT_MD);
 689                         goto err;
 690                         }
 691                 if ((dgst=EVP_get_digestbyname(md)) == NULL)
 692                         {
 693                         BIO_printf(bio_err,"%s is an unsupported message digest type\n",md);
 694                         goto err;
 695                         }
 696                 if (verbose)
 697                         BIO_printf(bio_err,"message digest is %s\n",
 698                                 OBJ_nid2ln(dgst->type));
 699                 if ((policy == NULL) && ((policy=CONF_get_string(conf,
 700                         section,ENV_POLICY)) == NULL))
 701                         {
 702                         lookup_fail(section,ENV_POLICY);
 703                         goto err;
 704                         }
 705                 if (verbose)
 706                         BIO_printf(bio_err,"policy is %s\n",policy);
 707
 708                 if ((serialfile=CONF_get_string(conf,section,ENV_SERIAL))
 709                         == NULL)
 710                         {
 711                         lookup_fail(section,ENV_SERIAL);
 712                         goto err;
 713                         }
 714
 715                 extensions=CONF_get_string(conf,section,ENV_EXTENSIONS);
 716                 if(extensions) {
 717                         /* Check syntax of file */
 718                         X509V3_CTX ctx;
 719                         X509V3_set_ctx_test(&ctx);
 720                         X509V3_set_conf_lhash(&ctx, conf);
 721                         if(!X509V3_EXT_add_conf(conf, &ctx, extensions, NULL)) {
 722                                 BIO_printf(bio_err,
 723                                  "Error Loading extension section %s\n",
 724                                                                  extensions);
 725                                 ret = 1;
 726                                 goto err;
 727                         }
 728                 }
 729
 730                 if (startdate == NULL)
 731                         {
 732                         startdate=(char *)CONF_get_string(conf,section,
 733                                 ENV_DEFAULT_STARTDATE);
 734                         if (startdate == NULL)
 735                                 startdate="today";
 736                         else
 737                                 {
 738                                 if (!ASN1_UTCTIME_set_string(NULL,startdate))
 739                                         {
 740                                         BIO_printf(bio_err,"start date is invalid, it should be YYMMDDHHMMSS\n");
 741                                         goto err;
 742                                         }
 743                                 }
 744                         }
 745
 746                 if (days == 0)
 747                         {
 748                         days=(int)CONF_get_number(conf,section,
 749                                 ENV_DEFAULT_DAYS);
 750                         }
 751                 if (days == 0)
 752                         {
 753                         BIO_printf(bio_err,"cannot lookup how many days to certify for\n");
 754                         goto err;
 755                         }
 756
 757                 if ((serial=load_serial(serialfile)) == NULL)
 758                         {
 759                         BIO_printf(bio_err,"error while loading serial number\n");
 760                         goto err;
 761                         }
 762                 if (verbose)
 763                         {
 764                         if ((f=BN_bn2hex(serial)) == NULL) goto err;
 765                         BIO_printf(bio_err,"next serial number is %s\n",f);
 766                         Free(f);
 767                         }
 768
 769                 if ((attribs=CONF_get_section(conf,policy)) == NULL)
 770                         {
 771                         BIO_printf(bio_err,"unable to find 'section' for %s\n",policy);
 772                         goto err;
 773                         }
 774
 775                 if ((cert_sk=sk_new_null()) == NULL)
 776                         {
 777                         BIO_printf(bio_err,"Malloc failure\n");
 778                         goto err;
 779                         }
 780                 if (spkac_file != NULL)
 781                         {
 782                         total++;
 783                         j=certify_spkac(&x,spkac_file,pkey,x509,dgst,attribs,db,
 784                                 serial,startdate,days,extensions,conf,verbose);
 785                         if (j < 0) goto err;
 786                         if (j > 0)
 787                                 {
 788                                 total_done++;
 789                                 BIO_printf(bio_err,"\n");
 790                                 if (!BN_add_word(serial,1)) goto err;
 791                                 if (!sk_push(cert_sk,(char *)x))
 792                                         {
 793                                         BIO_printf(bio_err,"Malloc failure\n");
 794                                         goto err;
 795                                         }
 796                                 if (outfile)
 797                                         {
 798                                         output_der = 1;
 799                                         batch = 1;
 800                                         }
 801                                 }
 802                         }
 803                 if (ss_cert_file != NULL)
 804                         {
 805                         total++;
 806                         j=certify_cert(&x,ss_cert_file,pkey,x509,dgst,attribs,
 807                                 db,serial,startdate,days,batch,
 808                                 extensions,conf,verbose);
 809                         if (j < 0) goto err;
 810                         if (j > 0)
 811                                 {
 812                                 total_done++;
 813                                 BIO_printf(bio_err,"\n");
 814                                 if (!BN_add_word(serial,1)) goto err;
 815                                 if (!sk_push(cert_sk,(char *)x))
 816                                         {
 817                                         BIO_printf(bio_err,"Malloc failure\n");
 818                                         goto err;
 819                                         }
 820                                 }
 821                         }
 822                 if (infile != NULL)
 823                         {
 824                         total++;
 825                         j=certify(&x,infile,pkey,x509,dgst,attribs,db,
 826                                 serial,startdate,days,batch,
 827                                 extensions,conf,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                                 }
 840                         }
 841                 for (i=0; i<argc; i++)
 842                         {
 843                         total++;
 844                         j=certify(&x,argv[i],pkey,x509,dgst,attribs,db,
 845                                 serial,startdate,days,batch,
 846                                 extensions,conf,verbose);
 847                         if (j < 0) goto err;
 848                         if (j > 0)
 849                                 {
 850                                 total_done++;
 851                                 BIO_printf(bio_err,"\n");
 852                                 if (!BN_add_word(serial,1)) goto err;
 853                                 if (!sk_push(cert_sk,(char *)x))
 854                                         {
 855                                         BIO_printf(bio_err,"Malloc failure\n");
 856                                         goto err;
 857                                         }
 858                                 }
 859                         }
 860                 /* we have a stack of newly certified certificates
 861                  * and a data base and serial number that need
 862                  * updating */
 863
 864                 if (sk_num(cert_sk) > 0)
 865                         {
 866                         if (!batch)
 867                                 {
 868                                 BIO_printf(bio_err,"\n%d out of %d certificate requests certified, commit? [y/n]",total_done,total);
 869                                 (void)BIO_flush(bio_err);
 870                                 buf[0][0]='\0';
 871                                 fgets(buf[0],10,stdin);
 872                                 if ((buf[0][0] != 'y') && (buf[0][0] != 'Y'))
 873                                         {
 874                                         BIO_printf(bio_err,"CERTIFICATION CANCELED\n");
 875                                         ret=0;
 876                                         goto err;
 877                                         }
 878                                 }
 879
 880                         BIO_printf(bio_err,"Write out database with %d new entries\n",sk_num(cert_sk));
 881
 882                         strncpy(buf[0],serialfile,BSIZE-4);
 883
 884 #ifdef VMS
 885                         strcat(buf[0],"-new");
 886 #else
 887                         strcat(buf[0],".new");
 888 #endif
 889
 890                         if (!save_serial(buf[0],serial)) goto err;
 891
 892                         strncpy(buf[1],dbfile,BSIZE-4);
 893
 894 #ifdef VMS
 895                         strcat(buf[1],"-new");
 896 #else
 897                         strcat(buf[1],".new");
 898 #endif
 899
 900                         if (BIO_write_filename(out,buf[1]) <= 0)
 901                                 {
 902                                 perror(dbfile);
 903                                 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
 904                                 goto err;
 905                                 }
 906                         l=TXT_DB_write(out,db);
 907                         if (l <= 0) goto err;
 908                         }
 909
 910                 if (verbose)
 911                         BIO_printf(bio_err,"writing new certificates\n");
 912                 for (i=0; i<sk_num(cert_sk); i++)
 913                         {
 914                         int k;
 915                         unsigned char *n;
 916
 917                         x=(X509 *)sk_value(cert_sk,i);
 918
 919                         j=x->cert_info->serialNumber->length;
 920                         p=(char *)x->cert_info->serialNumber->data;
 921
 922                         strncpy(buf[2],outdir,BSIZE-(j*2)-6);
 923
 924 #ifndef VMS
 925                         strcat(buf[2],"/");
 926 #endif
 927
 928                         n=(unsigned char *)&(buf[2][strlen(buf[2])]);
 929                         if (j > 0)
 930                                 {
 931                                 for (k=0; k<j; k++)
 932                                         {
 933                                         sprintf((char *)n,"%02X",(unsigned char)*(p++));
 934                                         n+=2;
 935                                         }
 936                                 }
 937                         else
 938                                 {
 939                                 *(n++)='0';
 940                                 *(n++)='0';
 941                                 }
 942                         *(n++)='.'; *(n++)='p'; *(n++)='e'; *(n++)='m';
 943                         *n='\0';
 944                         if (verbose)
 945                                 BIO_printf(bio_err,"writing %s\n",buf[2]);
 946
 947                         if (BIO_write_filename(Cout,buf[2]) <= 0)
 948                                 {
 949                                 perror(buf[2]);
 950                                 goto err;
 951                                 }
 952                         write_new_certificate(Cout,x, 0);
 953                         write_new_certificate(Sout,x, output_der);
 954                         }
 955
 956                 if (sk_num(cert_sk))
 957                         {
 958                         /* Rename the database and the serial file */
 959                         strncpy(buf[2],serialfile,BSIZE-4);
 960
 961 #ifdef VMS
 962                         strcat(buf[2],"-old");
 963 #else
 964                         strcat(buf[2],".old");
 965 #endif
 966
 967                         BIO_free(in);
 968                         BIO_free(out);
 969                         in=NULL;
 970                         out=NULL;
 971                         if (rename(serialfile,buf[2]) < 0)
 972                                 {
 973                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
 974                                         serialfile,buf[2]);
 975                                 perror("reason");
 976                                 goto err;
 977                                 }
 978                         if (rename(buf[0],serialfile) < 0)
 979                                 {
 980                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
 981                                         buf[0],serialfile);
 982                                 perror("reason");
 983                                 rename(buf[2],serialfile);
 984                                 goto err;
 985                                 }
 986
 987                         strncpy(buf[2],dbfile,BSIZE-4);
 988
 989 #ifdef VMS
 990                         strcat(buf[2],"-old");
 991 #else
 992                         strcat(buf[2],".old");
 993 #endif
 994
 995                         if (rename(dbfile,buf[2]) < 0)
 996                                 {
 997                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
 998                                         dbfile,buf[2]);
 999                                 perror("reason");
1000                                 goto err;
1001                                 }
1002                         if (rename(buf[1],dbfile) < 0)
1003                                 {
1004                                 BIO_printf(bio_err,"unabel to rename %s to %s\n",
1005                                         buf[1],dbfile);
1006                                 perror("reason");
1007                                 rename(buf[2],dbfile);
1008                                 goto err;
1009                                 }
1010                         BIO_printf(bio_err,"Data Base Updated\n");
1011                         }
1012                 }
1013
1014         /*****************************************************************/
1015         if (gencrl)
1016                 {
1017                 crl_ext=CONF_get_string(conf,section,ENV_CRLEXT);
1018                 if(crl_ext) {
1019                         /* Check syntax of file */
1020                         X509V3_CTX ctx;
1021                         X509V3_set_ctx_test(&ctx);
1022                         X509V3_set_conf_lhash(&ctx, conf);
1023                         if(!X509V3_EXT_add_conf(conf, &ctx, crl_ext, NULL)) {
1024                                 BIO_printf(bio_err,
1025                                  "Error Loading CRL extension section %s\n",
1026                                                                  crl_ext);
1027                                 ret = 1;
1028                                 goto err;
1029                         }
1030                 }
1031                 if ((hex=BIO_new(BIO_s_mem())) == NULL) goto err;
1032
1033                 if (!crldays && !crlhours)
1034                         {
1035                         crldays=CONF_get_number(conf,section,
1036                                 ENV_DEFAULT_CRL_DAYS);
1037                         crlhours=CONF_get_number(conf,section,
1038                                 ENV_DEFAULT_CRL_HOURS);
1039                         }
1040                 if ((crldays == 0) && (crlhours == 0))
1041                         {
1042                         BIO_printf(bio_err,"cannot lookup how long until the next CRL is issuer\n");
1043                         goto err;
1044                         }
1045
1046                 if (verbose) BIO_printf(bio_err,"making CRL\n");
1047                 if ((crl=X509_CRL_new()) == NULL) goto err;
1048                 ci=crl->crl;
1049                 X509_NAME_free(ci->issuer);
1050                 ci->issuer=X509_NAME_dup(x509->cert_info->subject);
1051                 if (ci->issuer == NULL) goto err;
1052
1053                 X509_gmtime_adj(ci->lastUpdate,0);
1054                 if (ci->nextUpdate == NULL)
1055                         ci->nextUpdate=ASN1_UTCTIME_new();
1056                 X509_gmtime_adj(ci->nextUpdate,(crldays*24+crlhours)*60*60);
1057
1058                 for (i=0; i<sk_num(db->data); i++)
1059                         {
1060                         pp=(char **)sk_value(db->data,i);
1061                         if (pp[DB_type][0] == DB_TYPE_REV)
1062                                 {
1063                                 if ((r=X509_REVOKED_new()) == NULL) goto err;
1064                                 ASN1_STRING_set((ASN1_STRING *)
1065                                         r->revocationDate,
1066                                         (unsigned char *)pp[DB_rev_date],
1067                                         strlen(pp[DB_rev_date]));
1068                                 /* strcpy(r->revocationDate,pp[DB_rev_date]);*/
1069
1070                                 (void)BIO_reset(hex);
1071                                 if (!BIO_puts(hex,pp[DB_serial]))
1072                                         goto err;
1073                                 if (!a2i_ASN1_INTEGER(hex,r->serialNumber,
1074                                         buf[0],BSIZE)) goto err;
1075
1076                                 sk_X509_REVOKED_push(ci->revoked,r);
1077                                 }
1078                         }
1079                 /* sort the data so it will be written in serial
1080                  * number order */
1081                 sk_X509_REVOKED_sort(ci->revoked);
1082                 for (i=0; i<sk_X509_REVOKED_num(ci->revoked); i++)
1083                         {
1084                         r=sk_X509_REVOKED_value(ci->revoked,i);
1085                         r->sequence=i;
1086                         }
1087
1088                 /* we now have a CRL */
1089                 if (verbose) BIO_printf(bio_err,"signing CRL\n");
1090                 if (md != NULL)
1091                         {
1092                         if ((dgst=EVP_get_digestbyname(md)) == NULL)
1093                                 {
1094                                 BIO_printf(bio_err,"%s is an unsupported message digest type\n",md);
1095                                 goto err;
1096                                 }
1097                         }
1098                 else
1099                     {
1100 #ifndef NO_DSA
1101                     if (pkey->type == EVP_PKEY_DSA)
1102                         dgst=EVP_dss1();
1103                     else
1104 #endif
1105                         dgst=EVP_md5();
1106                     }
1107
1108                 /* Add any extensions asked for */
1109
1110                 if(crl_ext) {
1111                     X509V3_CTX crlctx;
1112                     if (ci->version == NULL)
1113                     if ((ci->version=ASN1_INTEGER_new()) == NULL) goto err;
1114                     ASN1_INTEGER_set(ci->version,1); /* version 2 CRL */
1115                     X509V3_set_ctx(&crlctx, x509, NULL, NULL, crl, 0);
1116                     X509V3_set_conf_lhash(&crlctx, conf);
1117
1118                     if(!X509V3_EXT_CRL_add_conf(conf, &crlctx,
1119                                                  crl_ext, crl)) goto err;
1120                 }
1121
1122                 if (!X509_CRL_sign(crl,pkey,dgst)) goto err;
1123
1124                 PEM_write_bio_X509_CRL(Sout,crl);
1125                 }
1126         /*****************************************************************/
1127         if (dorevoke)
1128                 {
1129                 in=BIO_new(BIO_s_file());
1130                 out=BIO_new(BIO_s_file());
1131                 if ((in == NULL) || (out == NULL))
1132                         {
1133                         ERR_print_errors(bio_err);
1134                         goto err;
1135                         }
1136                 if (infile == NULL)
1137                         {
1138                         BIO_printf(bio_err,"no input files\n");
1139                         goto err;
1140                         }
1141                 else
1142                         {
1143                         if (BIO_read_filename(in,infile) <= 0)
1144                                 {
1145                                 perror(infile);
1146                                 BIO_printf(bio_err,"error trying to load '%s' certificate\n",infile);
1147                                 goto err;
1148                                 }
1149                         x509=PEM_read_bio_X509(in,NULL,NULL);
1150                         if (x509 == NULL)
1151                                 {
1152                                 BIO_printf(bio_err,"unable to load '%s' certificate\n",infile);
1153                                 goto err;
1154                                 }
1155                         j=do_revoke(x509,db);
1156
1157                         strncpy(buf[0],dbfile,BSIZE-4);
1158                         strcat(buf[0],".new");
1159                         if (BIO_write_filename(out,buf[0]) <= 0)
1160                                 {
1161                                 perror(dbfile);
1162                                 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
1163                                 goto err;
1164                                 }
1165                         j=TXT_DB_write(out,db);
1166                         if (j <= 0) goto err;
1167                         BIO_free(in);
1168                         BIO_free(out);
1169                         in=NULL;
1170                         out=NULL;
1171                         strncpy(buf[1],dbfile,BSIZE-4);
1172                         strcat(buf[1],".old");
1173                         if (rename(dbfile,buf[1]) < 0)
1174                                 {
1175                                 BIO_printf(bio_err,"unable to rename %s to %s\n", dbfile, buf[1]);
1176                                 perror("reason");
1177                                 goto err;
1178                                 }
1179                         if (rename(buf[0],dbfile) < 0)
1180                                 {
1181                                 BIO_printf(bio_err,"unable to rename %s to %s\n", buf[0],dbfile);
1182                                 perror("reason");
1183                                 rename(buf[1],dbfile);
1184                                 goto err;
1185                                 }
1186                         BIO_printf(bio_err,"Data Base Updated\n");
1187                         }
1188                 }
1189         /*****************************************************************/
1190         ret=0;
1191 err:
1192         BIO_free(hex);
1193         BIO_free(Cout);
1194         BIO_free(Sout);
1195         BIO_free(out);
1196         BIO_free(in);
1197
1198         sk_pop_free(cert_sk,X509_free);
1199
1200         if (ret) ERR_print_errors(bio_err);
1201         BN_free(serial);
1202         TXT_DB_free(db);
1203         EVP_PKEY_free(pkey);
1204         X509_free(x509);
1205         X509_CRL_free(crl);
1206         CONF_free(conf);
1207         X509V3_EXT_cleanup();
1208         OBJ_cleanup();
1209         EXIT(ret);
1210         }
1211
1212 static void lookup_fail(char *name, char *tag)
1213         {
1214         BIO_printf(bio_err,"variable lookup failed for %s::%s\n",name,tag);
1215         }
1216
1217 static int MS_CALLBACK key_callback(char *buf, int len, int verify)
1218         {
1219         int i;
1220
1221         if (key == NULL) return(0);
1222         i=strlen(key);
1223         i=(i > len)?len:i;
1224         memcpy(buf,key,i);
1225         return(i);
1226         }
1227
1228 static unsigned long index_serial_hash(char **a)
1229         {
1230         char *n;
1231
1232         n=a[DB_serial];
1233         while (*n == '0') n++;
1234         return(lh_strhash(n));
1235         }
1236
1237 static int index_serial_cmp(char **a, char **b)
1238         {
1239         char *aa,*bb;
1240
1241         for (aa=a[DB_serial]; *aa == '0'; aa++);
1242         for (bb=b[DB_serial]; *bb == '0'; bb++);
1243         return(strcmp(aa,bb));
1244         }
1245
1246 static unsigned long index_name_hash(char **a)
1247         { return(lh_strhash(a[DB_name])); }
1248
1249 static int index_name_qual(char **a)
1250         { return(a[0][0] == 'V'); }
1251
1252 static int index_name_cmp(char **a, char **b)
1253         { return(strcmp(a[DB_name],
1254              b[DB_name])); }
1255
1256 static BIGNUM *load_serial(char *serialfile)
1257         {
1258         BIO *in=NULL;
1259         BIGNUM *ret=NULL;
1260         MS_STATIC char buf[1024];
1261         ASN1_INTEGER *ai=NULL;
1262
1263         if ((in=BIO_new(BIO_s_file())) == NULL)
1264                 {
1265                 ERR_print_errors(bio_err);
1266                 goto err;
1267                 }
1268
1269         if (BIO_read_filename(in,serialfile) <= 0)
1270                 {
1271                 perror(serialfile);
1272                 goto err;
1273                 }
1274         ai=ASN1_INTEGER_new();
1275         if (ai == NULL) goto err;
1276         if (!a2i_ASN1_INTEGER(in,ai,buf,1024))
1277                 {
1278                 BIO_printf(bio_err,"unable to load number from %s\n",
1279                         serialfile);
1280                 goto err;
1281                 }
1282         ret=ASN1_INTEGER_to_BN(ai,NULL);
1283         if (ret == NULL)
1284                 {
1285                 BIO_printf(bio_err,"error converting number from bin to BIGNUM");
1286                 goto err;
1287                 }
1288 err:
1289         if (in != NULL) BIO_free(in);
1290         if (ai != NULL) ASN1_INTEGER_free(ai);
1291         return(ret);
1292         }
1293
1294 static int save_serial(char *serialfile, BIGNUM *serial)
1295         {
1296         BIO *out;
1297         int ret=0;
1298         ASN1_INTEGER *ai=NULL;
1299
1300         out=BIO_new(BIO_s_file());
1301         if (out == NULL)
1302                 {
1303                 ERR_print_errors(bio_err);
1304                 goto err;
1305                 }
1306         if (BIO_write_filename(out,serialfile) <= 0)
1307                 {
1308                 perror(serialfile);
1309                 goto err;
1310                 }
1311
1312         if ((ai=BN_to_ASN1_INTEGER(serial,NULL)) == NULL)
1313                 {
1314                 BIO_printf(bio_err,"error converting serial to ASN.1 format\n");
1315                 goto err;
1316                 }
1317         i2a_ASN1_INTEGER(out,ai);
1318         BIO_puts(out,"\n");
1319         ret=1;
1320 err:
1321         if (out != NULL) BIO_free(out);
1322         if (ai != NULL) ASN1_INTEGER_free(ai);
1323         return(ret);
1324         }
1325
1326 static int certify(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
1327              const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
1328              BIGNUM *serial, char *startdate, int days, int batch,
1329              char *ext_sect, LHASH *lconf, int verbose)
1330         {
1331         X509_REQ *req=NULL;
1332         BIO *in=NULL;
1333         EVP_PKEY *pktmp=NULL;
1334         int ok= -1,i;
1335
1336         in=BIO_new(BIO_s_file());
1337
1338         if (BIO_read_filename(in,infile) <= 0)
1339                 {
1340                 perror(infile);
1341                 goto err;
1342                 }
1343         if ((req=PEM_read_bio_X509_REQ(in,NULL,NULL)) == NULL)
1344                 {
1345                 BIO_printf(bio_err,"Error reading certificate request in %s\n",
1346                         infile);
1347                 goto err;
1348                 }
1349         if (verbose)
1350                 X509_REQ_print(bio_err,req);
1351
1352         BIO_printf(bio_err,"Check that the request matches the signature\n");
1353
1354         if ((pktmp=X509_REQ_get_pubkey(req)) == NULL)
1355                 {
1356                 BIO_printf(bio_err,"error unpacking public key\n");
1357                 goto err;
1358                 }
1359         i=X509_REQ_verify(req,pktmp);
1360         EVP_PKEY_free(pktmp);
1361         if (i < 0)
1362                 {
1363                 ok=0;
1364                 BIO_printf(bio_err,"Signature verification problems....\n");
1365                 goto err;
1366                 }
1367         if (i == 0)
1368                 {
1369                 ok=0;
1370                 BIO_printf(bio_err,"Signature did not match the certificate request\n");
1371                 goto err;
1372                 }
1373         else
1374                 BIO_printf(bio_err,"Signature ok\n");
1375
1376         ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate,
1377                 days,batch,verbose,req,ext_sect,lconf);
1378
1379 err:
1380         if (req != NULL) X509_REQ_free(req);
1381         if (in != NULL) BIO_free(in);
1382         return(ok);
1383         }
1384
1385 static int certify_cert(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
1386              const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
1387              BIGNUM *serial, char *startdate, int days, int batch,
1388              char *ext_sect, LHASH *lconf, int verbose)
1389         {
1390         X509 *req=NULL;
1391         X509_REQ *rreq=NULL;
1392         BIO *in=NULL;
1393         EVP_PKEY *pktmp=NULL;
1394         int ok= -1,i;
1395
1396         in=BIO_new(BIO_s_file());
1397
1398         if (BIO_read_filename(in,infile) <= 0)
1399                 {
1400                 perror(infile);
1401                 goto err;
1402                 }
1403         if ((req=PEM_read_bio_X509(in,NULL,NULL)) == NULL)
1404                 {
1405                 BIO_printf(bio_err,"Error reading self signed certificate in %s\n",infile);
1406                 goto err;
1407                 }
1408         if (verbose)
1409                 X509_print(bio_err,req);
1410
1411         BIO_printf(bio_err,"Check that the request matches the signature\n");
1412
1413         if ((pktmp=X509_get_pubkey(req)) == NULL)
1414                 {
1415                 BIO_printf(bio_err,"error unpacking public key\n");
1416                 goto err;
1417                 }
1418         i=X509_verify(req,pktmp);
1419         EVP_PKEY_free(pktmp);
1420         if (i < 0)
1421                 {
1422                 ok=0;
1423                 BIO_printf(bio_err,"Signature verification problems....\n");
1424                 goto err;
1425                 }
1426         if (i == 0)
1427                 {
1428                 ok=0;
1429                 BIO_printf(bio_err,"Signature did not match the certificate\n");
1430                 goto err;
1431                 }
1432         else
1433                 BIO_printf(bio_err,"Signature ok\n");
1434
1435         if ((rreq=X509_to_X509_REQ(req,NULL,EVP_md5())) == NULL)
1436                 goto err;
1437
1438         ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate,days,
1439                 batch,verbose,rreq,ext_sect,lconf);
1440
1441 err:
1442         if (rreq != NULL) X509_REQ_free(rreq);
1443         if (req != NULL) X509_free(req);
1444         if (in != NULL) BIO_free(in);
1445         return(ok);
1446         }
1447
1448 static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst,
1449              STACK_OF(CONF_VALUE) *policy, TXT_DB *db, BIGNUM *serial,
1450              char *startdate, int days, int batch, int verbose, X509_REQ *req,
1451              char *ext_sect, LHASH *lconf)
1452         {
1453         X509_NAME *name=NULL,*CAname=NULL,*subject=NULL;
1454         ASN1_UTCTIME *tm,*tmptm;
1455         ASN1_STRING *str,*str2;
1456         ASN1_OBJECT *obj;
1457         X509 *ret=NULL;
1458         X509_CINF *ci;
1459         X509_NAME_ENTRY *ne;
1460         X509_NAME_ENTRY *tne,*push;
1461         EVP_PKEY *pktmp;
1462         int ok= -1,i,j,last,nid;
1463         char *p;
1464         CONF_VALUE *cv;
1465         char *row[DB_NUMBER],**rrow,**irow=NULL;
1466         char buf[25],*pbuf;
1467
1468         tmptm=ASN1_UTCTIME_new();
1469         if (tmptm == NULL)
1470                 {
1471                 BIO_printf(bio_err,"malloc error\n");
1472                 return(0);
1473                 }
1474
1475         for (i=0; i<DB_NUMBER; i++)
1476                 row[i]=NULL;
1477
1478         BIO_printf(bio_err,"The Subjects Distinguished Name is as follows\n");
1479         name=X509_REQ_get_subject_name(req);
1480         for (i=0; i<X509_NAME_entry_count(name); i++)
1481                 {
1482                 ne=(X509_NAME_ENTRY *)X509_NAME_get_entry(name,i);
1483                 obj=X509_NAME_ENTRY_get_object(ne);
1484                 j=i2a_ASN1_OBJECT(bio_err,obj);
1485                 str=X509_NAME_ENTRY_get_data(ne);
1486                 pbuf=buf;
1487                 for (j=22-j; j>0; j--)
1488                         *(pbuf++)=' ';
1489                 *(pbuf++)=':';
1490                 *(pbuf++)='\0';
1491                 BIO_puts(bio_err,buf);
1492
1493                 if (msie_hack)
1494                         {
1495                         /* assume all type should be strings */
1496                         nid=OBJ_obj2nid(ne->object);
1497
1498                         if (str->type == V_ASN1_UNIVERSALSTRING)
1499                                 ASN1_UNIVERSALSTRING_to_string(str);
1500
1501                         if ((str->type == V_ASN1_IA5STRING) &&
1502                                 (nid != NID_pkcs9_emailAddress))
1503                                 str->type=V_ASN1_T61STRING;
1504
1505                         if ((nid == NID_pkcs9_emailAddress) &&
1506                                 (str->type == V_ASN1_PRINTABLESTRING))
1507                                 str->type=V_ASN1_IA5STRING;
1508                         }
1509
1510                 if (str->type == V_ASN1_PRINTABLESTRING)
1511                         BIO_printf(bio_err,"PRINTABLE:'");
1512                 else if (str->type == V_ASN1_T61STRING)
1513                         BIO_printf(bio_err,"T61STRING:'");
1514                 else if (str->type == V_ASN1_IA5STRING)
1515                         BIO_printf(bio_err,"IA5STRING:'");
1516                 else if (str->type == V_ASN1_UNIVERSALSTRING)
1517                         BIO_printf(bio_err,"UNIVERSALSTRING:'");
1518                 else
1519                         BIO_printf(bio_err,"ASN.1 %2d:'",str->type);
1520
1521                 /* check some things */
1522                 if ((OBJ_obj2nid(obj) == NID_pkcs9_emailAddress) &&
1523                         (str->type != V_ASN1_IA5STRING))
1524                         {
1525                         BIO_printf(bio_err,"\nemailAddress type needs to be of type IA5STRING\n");
1526                         goto err;
1527                         }
1528                 j=ASN1_PRINTABLE_type(str->data,str->length);
1529                 if (    ((j == V_ASN1_T61STRING) &&
1530                          (str->type != V_ASN1_T61STRING)) ||
1531                         ((j == V_ASN1_IA5STRING) &&
1532                          (str->type == V_ASN1_PRINTABLESTRING)))
1533                         {
1534                         BIO_printf(bio_err,"\nThe string contains characters that are illegal for the ASN.1 type\n");
1535                         goto err;
1536                         }
1537
1538                 p=(char *)str->data;
1539                 for (j=str->length; j>0; j--)
1540                         {
1541                         if ((*p >= ' ') && (*p <= '~'))
1542                                 BIO_printf(bio_err,"%c",*p);
1543                         else if (*p & 0x80)
1544                                 BIO_printf(bio_err,"\\0x%02X",*p);
1545                         else if ((unsigned char)*p == 0xf7)
1546                                 BIO_printf(bio_err,"^?");
1547                         else    BIO_printf(bio_err,"^%c",*p+'@');
1548                         p++;
1549                         }
1550                 BIO_printf(bio_err,"'\n");
1551                 }
1552
1553         /* Ok, now we check the 'policy' stuff. */
1554         if ((subject=X509_NAME_new()) == NULL)
1555                 {
1556                 BIO_printf(bio_err,"Malloc failure\n");
1557                 goto err;
1558                 }
1559
1560         /* take a copy of the issuer name before we mess with it. */
1561         CAname=X509_NAME_dup(x509->cert_info->subject);
1562         if (CAname == NULL) goto err;
1563         str=str2=NULL;
1564
1565         for (i=0; i<sk_CONF_VALUE_num(policy); i++)
1566                 {
1567                 cv=sk_CONF_VALUE_value(policy,i); /* get the object id */
1568                 if ((j=OBJ_txt2nid(cv->name)) == NID_undef)
1569                         {
1570                         BIO_printf(bio_err,"%s:unknown object type in 'policy' configuration\n",cv->name);
1571                         goto err;
1572                         }
1573                 obj=OBJ_nid2obj(j);
1574
1575                 last= -1;
1576                 for (;;)
1577                         {
1578                         /* lookup the object in the supplied name list */
1579                         j=X509_NAME_get_index_by_OBJ(name,obj,last);
1580                         if (j < 0)
1581                                 {
1582                                 if (last != -1) break;
1583                                 tne=NULL;
1584                                 }
1585                         else
1586                                 {
1587                                 tne=X509_NAME_get_entry(name,j);
1588                                 }
1589                         last=j;
1590
1591                         /* depending on the 'policy', decide what to do. */
1592                         push=NULL;
1593                         if (strcmp(cv->value,"optional") == 0)
1594                                 {
1595                                 if (tne != NULL)
1596                                         push=tne;
1597                                 }
1598                         else if (strcmp(cv->value,"supplied") == 0)
1599                                 {
1600                                 if (tne == NULL)
1601                                         {
1602                                         BIO_printf(bio_err,"The %s field needed to be supplied and was missing\n",cv->name);
1603                                         goto err;
1604                                         }
1605                                 else
1606                                         push=tne;
1607                                 }
1608                         else if (strcmp(cv->value,"match") == 0)
1609                                 {
1610                                 int last2;
1611
1612                                 if (tne == NULL)
1613                                         {
1614                                         BIO_printf(bio_err,"The mandatory %s field was missing\n",cv->name);
1615                                         goto err;
1616                                         }
1617
1618                                 last2= -1;
1619
1620 again2:
1621                                 j=X509_NAME_get_index_by_OBJ(CAname,obj,last2);
1622                                 if ((j < 0) && (last2 == -1))
1623                                         {
1624                                         BIO_printf(bio_err,"The %s field does not exist in the CA certificate,\nthe 'policy' is misconfigured\n",cv->name);
1625                                         goto err;
1626                                         }
1627                                 if (j >= 0)
1628                                         {
1629                                         push=X509_NAME_get_entry(CAname,j);
1630                                         str=X509_NAME_ENTRY_get_data(tne);
1631                                         str2=X509_NAME_ENTRY_get_data(push);
1632                                         last2=j;
1633                                         if (ASN1_STRING_cmp(str,str2) != 0)
1634                                                 goto again2;
1635                                         }
1636                                 if (j < 0)
1637                                         {
1638                                         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));
1639                                         goto err;
1640                                         }
1641                                 }
1642                         else
1643                                 {
1644                                 BIO_printf(bio_err,"%s:invalid type in 'policy' configuration\n",cv->value);
1645                                 goto err;
1646                                 }
1647
1648                         if (push != NULL)
1649                                 {
1650                                 if (!X509_NAME_add_entry(subject,push,
1651                                         X509_NAME_entry_count(subject),0))
1652                                         {
1653                                         if (push != NULL)
1654                                                 X509_NAME_ENTRY_free(push);
1655                                         BIO_printf(bio_err,"Malloc failure\n");
1656                                         goto err;
1657                                         }
1658                                 }
1659                         if (j < 0) break;
1660                         }
1661                 }
1662
1663         if (preserve)
1664                 {
1665                 X509_NAME_free(subject);
1666                 subject=X509_NAME_dup(X509_REQ_get_subject_name(req));
1667                 if (subject == NULL) goto err;
1668                 }
1669
1670         if (verbose)
1671                 BIO_printf(bio_err,"The subject name apears to be ok, checking data base for clashes\n");
1672
1673         row[DB_name]=X509_NAME_oneline(subject,NULL,0);
1674         row[DB_serial]=BN_bn2hex(serial);
1675         if ((row[DB_name] == NULL) || (row[DB_serial] == NULL))
1676                 {
1677                 BIO_printf(bio_err,"Malloc failure\n");
1678                 goto err;
1679                 }
1680
1681         rrow=TXT_DB_get_by_index(db,DB_name,row);
1682         if (rrow != NULL)
1683                 {
1684                 BIO_printf(bio_err,"ERROR:There is already a certificate for %s\n",
1685                         row[DB_name]);
1686                 }
1687         else
1688                 {
1689                 rrow=TXT_DB_get_by_index(db,DB_serial,row);
1690                 if (rrow != NULL)
1691                         {
1692                         BIO_printf(bio_err,"ERROR:Serial number %s has already been issued,\n",
1693                                 row[DB_serial]);
1694                         BIO_printf(bio_err,"      check the database/serial_file for corruption\n");
1695                         }
1696                 }
1697
1698         if (rrow != NULL)
1699                 {
1700                 BIO_printf(bio_err,
1701                         "The matching entry has the following details\n");
1702                 if (rrow[DB_type][0] == 'E')
1703                         p="Expired";
1704                 else if (rrow[DB_type][0] == 'R')
1705                         p="Revoked";
1706                 else if (rrow[DB_type][0] == 'V')
1707                         p="Valid";
1708                 else
1709                         p="\ninvalid type, Data base error\n";
1710                 BIO_printf(bio_err,"Type          :%s\n",p);;
1711                 if (rrow[DB_type][0] == 'R')
1712                         {
1713                         p=rrow[DB_exp_date]; if (p == NULL) p="undef";
1714                         BIO_printf(bio_err,"Was revoked on:%s\n",p);
1715                         }
1716                 p=rrow[DB_exp_date]; if (p == NULL) p="undef";
1717                 BIO_printf(bio_err,"Expires on    :%s\n",p);
1718                 p=rrow[DB_serial]; if (p == NULL) p="undef";
1719                 BIO_printf(bio_err,"Serial Number :%s\n",p);
1720                 p=rrow[DB_file]; if (p == NULL) p="undef";
1721                 BIO_printf(bio_err,"File name     :%s\n",p);
1722                 p=rrow[DB_name]; if (p == NULL) p="undef";
1723                 BIO_printf(bio_err,"Subject Name  :%s\n",p);
1724                 ok= -1; /* This is now a 'bad' error. */
1725                 goto err;
1726                 }
1727
1728         /* We are now totaly happy, lets make and sign the certificate */
1729         if (verbose)
1730                 BIO_printf(bio_err,"Everything appears to be ok, creating and signing the certificate\n");
1731
1732         if ((ret=X509_new()) == NULL) goto err;
1733         ci=ret->cert_info;
1734
1735 #ifdef X509_V3
1736         /* Make it an X509 v3 certificate. */
1737         if (!X509_set_version(x509,2)) goto err;
1738 #endif
1739
1740         if (BN_to_ASN1_INTEGER(serial,ci->serialNumber) == NULL)
1741                 goto err;
1742         if (!X509_set_issuer_name(ret,X509_get_subject_name(x509)))
1743                 goto err;
1744
1745         BIO_printf(bio_err,"Certificate is to be certified until ");
1746         if (strcmp(startdate,"today") == 0)
1747                 {
1748                 X509_gmtime_adj(X509_get_notBefore(ret),0);
1749                 X509_gmtime_adj(X509_get_notAfter(ret),(long)60*60*24*days);
1750                 }
1751         else
1752                 {
1753                 /*XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX*/
1754                 ASN1_UTCTIME_set_string(X509_get_notBefore(ret),startdate);
1755                 }
1756         ASN1_UTCTIME_print(bio_err,X509_get_notAfter(ret));
1757         BIO_printf(bio_err," (%d days)\n",days);
1758
1759         if (!X509_set_subject_name(ret,subject)) goto err;
1760
1761         pktmp=X509_REQ_get_pubkey(req);
1762         i = X509_set_pubkey(ret,pktmp);
1763         EVP_PKEY_free(pktmp);
1764         if (!i) goto err;
1765
1766         /* Lets add the extensions, if there are any */
1767         if (ext_sect)
1768                 {
1769                 X509V3_CTX ctx;
1770                 if (ci->version == NULL)
1771                         if ((ci->version=ASN1_INTEGER_new()) == NULL)
1772                                 goto err;
1773                 ASN1_INTEGER_set(ci->version,2); /* version 3 certificate */
1774
1775                 /* Free the current entries if any, there should not
1776                  * be any I belive */
1777                 if (ci->extensions != NULL)
1778                         sk_X509_EXTENSION_pop_free(ci->extensions,
1779                                                    X509_EXTENSION_free);
1780
1781                 ci->extensions = NULL;
1782
1783                 X509V3_set_ctx(&ctx, x509, ret, req, NULL, 0);
1784                 X509V3_set_conf_lhash(&ctx, lconf);
1785
1786                 if(!X509V3_EXT_add_conf(lconf, &ctx, ext_sect, ret)) goto err;
1787
1788                 }
1789
1790
1791         if (!batch)
1792                 {
1793                 BIO_printf(bio_err,"Sign the certificate? [y/n]:");
1794                 (void)BIO_flush(bio_err);
1795                 buf[0]='\0';
1796                 fgets(buf,sizeof(buf)-1,stdin);
1797                 if (!((buf[0] == 'y') || (buf[0] == 'Y')))
1798                         {
1799                         BIO_printf(bio_err,"CERTIFICATE WILL NOT BE CERTIFIED\n");
1800                         ok=0;
1801                         goto err;
1802                         }
1803                 }
1804
1805
1806 #ifndef NO_DSA
1807         if (pkey->type == EVP_PKEY_DSA) dgst=EVP_dss1();
1808         pktmp=X509_get_pubkey(ret);
1809         if (EVP_PKEY_missing_parameters(pktmp) &&
1810                 !EVP_PKEY_missing_parameters(pkey))
1811                 EVP_PKEY_copy_parameters(pktmp,pkey);
1812         EVP_PKEY_free(pktmp);
1813 #endif
1814
1815         if (!X509_sign(ret,pkey,dgst))
1816                 goto err;
1817
1818         /* We now just add it to the database */
1819         row[DB_type]=(char *)Malloc(2);
1820
1821         tm=X509_get_notAfter(ret);
1822         row[DB_exp_date]=(char *)Malloc(tm->length+1);
1823         memcpy(row[DB_exp_date],tm->data,tm->length);
1824         row[DB_exp_date][tm->length]='\0';
1825
1826         row[DB_rev_date]=NULL;
1827
1828         /* row[DB_serial] done already */
1829         row[DB_file]=(char *)Malloc(8);
1830         /* row[DB_name] done already */
1831
1832         if ((row[DB_type] == NULL) || (row[DB_exp_date] == NULL) ||
1833                 (row[DB_file] == NULL))
1834                 {
1835                 BIO_printf(bio_err,"Malloc failure\n");
1836                 goto err;
1837                 }
1838         strcpy(row[DB_file],"unknown");
1839         row[DB_type][0]='V';
1840         row[DB_type][1]='\0';
1841
1842         if ((irow=(char **)Malloc(sizeof(char *)*(DB_NUMBER+1))) == NULL)
1843                 {
1844                 BIO_printf(bio_err,"Malloc failure\n");
1845                 goto err;
1846                 }
1847
1848         for (i=0; i<DB_NUMBER; i++)
1849                 {
1850                 irow[i]=row[i];
1851                 row[i]=NULL;
1852                 }
1853         irow[DB_NUMBER]=NULL;
1854
1855         if (!TXT_DB_insert(db,irow))
1856                 {
1857                 BIO_printf(bio_err,"failed to update database\n");
1858                 BIO_printf(bio_err,"TXT_DB error number %ld\n",db->error);
1859                 goto err;
1860                 }
1861         ok=1;
1862 err:
1863         for (i=0; i<DB_NUMBER; i++)
1864                 if (row[i] != NULL) Free(row[i]);
1865
1866         if (CAname != NULL)
1867                 X509_NAME_free(CAname);
1868         if (subject != NULL)
1869                 X509_NAME_free(subject);
1870         if (ok <= 0)
1871                 {
1872                 if (ret != NULL) X509_free(ret);
1873                 ret=NULL;
1874                 }
1875         else
1876                 *xret=ret;
1877         return(ok);
1878         }
1879
1880 static void write_new_certificate(BIO *bp, X509 *x, int output_der)
1881         {
1882         char *f;
1883         char buf[256];
1884
1885         if (output_der)
1886                 {
1887                 (void)i2d_X509_bio(bp,x);
1888                 return;
1889                 }
1890
1891         f=X509_NAME_oneline(X509_get_issuer_name(x),buf,256);
1892         BIO_printf(bp,"issuer :%s\n",f);
1893
1894         f=X509_NAME_oneline(X509_get_subject_name(x),buf,256);
1895         BIO_printf(bp,"subject:%s\n",f);
1896
1897         BIO_puts(bp,"serial :");
1898         i2a_ASN1_INTEGER(bp,x->cert_info->serialNumber);
1899         BIO_puts(bp,"\n\n");
1900         X509_print(bp,x);
1901         BIO_puts(bp,"\n");
1902         PEM_write_bio_X509(bp,x);
1903         BIO_puts(bp,"\n");
1904         }
1905
1906 static int certify_spkac(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
1907              const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
1908              BIGNUM *serial, char *startdate, int days, char *ext_sect,
1909              LHASH *lconf, int verbose)
1910         {
1911         STACK_OF(CONF_VALUE) *sk=NULL;
1912         LHASH *parms=NULL;
1913         X509_REQ *req=NULL;
1914         CONF_VALUE *cv=NULL;
1915         NETSCAPE_SPKI *spki = NULL;
1916         unsigned char *spki_der = NULL,*p;
1917         X509_REQ_INFO *ri;
1918         char *type,*buf;
1919         EVP_PKEY *pktmp=NULL;
1920         X509_NAME *n=NULL;
1921         X509_NAME_ENTRY *ne=NULL;
1922         int ok= -1,i,j;
1923         long errline;
1924         int nid;
1925
1926         /*
1927          * Load input file into a hash table.  (This is just an easy
1928          * way to read and parse the file, then put it into a convenient
1929          * STACK format).
1930          */
1931         parms=CONF_load(NULL,infile,&errline);
1932         if (parms == NULL)
1933                 {
1934                 BIO_printf(bio_err,"error on line %ld of %s\n",errline,infile);
1935                 ERR_print_errors(bio_err);
1936                 goto err;
1937                 }
1938
1939         sk=CONF_get_section(parms, "default");
1940         if (sk_CONF_VALUE_num(sk) == 0)
1941                 {
1942                 BIO_printf(bio_err, "no name/value pairs found in %s\n", infile);
1943                 CONF_free(parms);
1944                 goto err;
1945                 }
1946
1947         /*
1948          * Now create a dummy X509 request structure.  We don't actually
1949          * have an X509 request, but we have many of the components
1950          * (a public key, various DN components).  The idea is that we
1951          * put these components into the right X509 request structure
1952          * and we can use the same code as if you had a real X509 request.
1953          */
1954         req=X509_REQ_new();
1955         if (req == NULL)
1956                 {
1957                 ERR_print_errors(bio_err);
1958                 goto err;
1959                 }
1960
1961         /*
1962          * Build up the subject name set.
1963          */
1964         ri=req->req_info;
1965         n = ri->subject;
1966
1967         for (i = 0; ; i++)
1968                 {
1969                 if (sk_CONF_VALUE_num(sk) <= i) break;
1970
1971                 cv=sk_CONF_VALUE_value(sk,i);
1972                 type=cv->name;
1973                 buf=cv->value;
1974
1975                 if ((nid=OBJ_txt2nid(type)) == NID_undef)
1976                         {
1977                         if (strcmp(type, "SPKAC") == 0)
1978                                 {
1979                                 spki_der=(unsigned char *)Malloc(
1980                                         strlen(cv->value)+1);
1981                                 if (spki_der == NULL)
1982                                         {
1983                                         BIO_printf(bio_err,"Malloc failure\n");
1984                                         goto err;
1985                                         }
1986                                 j = EVP_DecodeBlock(spki_der, (unsigned char *)cv->value,
1987                                         strlen(cv->value));
1988                                 if (j <= 0)
1989                                         {
1990                                         BIO_printf(bio_err, "Can't b64 decode SPKAC structure\n");
1991                                         goto err;
1992                                         }
1993
1994                                 p=spki_der;
1995                                 spki = d2i_NETSCAPE_SPKI(&spki, &p, j);
1996                                 Free(spki_der);
1997                                 spki_der = NULL;
1998                                 if (spki == NULL)
1999                                         {
2000                                         BIO_printf(bio_err,"unable to load Netscape SPKAC structure\n");
2001                                         ERR_print_errors(bio_err);
2002                                         goto err;
2003                                         }
2004                                 }
2005                         continue;
2006                         }
2007
2008                 j=ASN1_PRINTABLE_type((unsigned char *)buf,-1);
2009                 if (fix_data(nid, &j) == 0)
2010                         {
2011                         BIO_printf(bio_err,
2012                                 "invalid characters in string %s\n",buf);
2013                         goto err;
2014                         }
2015
2016                 if ((ne=X509_NAME_ENTRY_create_by_NID(&ne,nid,j,
2017                         (unsigned char *)buf,
2018                         strlen(buf))) == NULL)
2019                         goto err;
2020
2021                 if (!X509_NAME_add_entry(n,ne,X509_NAME_entry_count(n),0))
2022                         goto err;
2023                 }
2024         if (spki == NULL)
2025                 {
2026                 BIO_printf(bio_err,"Netscape SPKAC structure not found in %s\n",
2027                         infile);
2028                 goto err;
2029                 }
2030
2031         /*
2032          * Now extract the key from the SPKI structure.
2033          */
2034
2035         BIO_printf(bio_err,"Check that the SPKAC request matches the signature\n");
2036
2037         if ((pktmp=X509_PUBKEY_get(spki->spkac->pubkey)) == NULL)
2038                 {
2039                 BIO_printf(bio_err,"error unpacking SPKAC public key\n");
2040                 goto err;
2041                 }
2042
2043         j = NETSCAPE_SPKI_verify(spki, pktmp);
2044         if (j <= 0)
2045                 {
2046                 BIO_printf(bio_err,"signature verification failed on SPKAC public key\n");
2047                 goto err;
2048                 }
2049         BIO_printf(bio_err,"Signature ok\n");
2050
2051         X509_REQ_set_pubkey(req,pktmp);
2052         EVP_PKEY_free(pktmp);
2053         ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate,
2054                    days,1,verbose,req,ext_sect,lconf);
2055 err:
2056         if (req != NULL) X509_REQ_free(req);
2057         if (parms != NULL) CONF_free(parms);
2058         if (spki_der != NULL) Free(spki_der);
2059         if (spki != NULL) NETSCAPE_SPKI_free(spki);
2060         if (ne != NULL) X509_NAME_ENTRY_free(ne);
2061
2062         return(ok);
2063         }
2064
2065 static int fix_data(int nid, int *type)
2066         {
2067         if (nid == NID_pkcs9_emailAddress)
2068                 *type=V_ASN1_IA5STRING;
2069         if ((nid == NID_commonName) && (*type == V_ASN1_IA5STRING))
2070                 *type=V_ASN1_T61STRING;
2071         if ((nid == NID_pkcs9_challengePassword) && (*type == V_ASN1_IA5STRING))
2072                 *type=V_ASN1_T61STRING;
2073         if ((nid == NID_pkcs9_unstructuredName) && (*type == V_ASN1_T61STRING))
2074                 return(0);
2075         if (nid == NID_pkcs9_unstructuredName)
2076                 *type=V_ASN1_IA5STRING;
2077         return(1);
2078         }
2079
2080 static int check_time_format(char *str)
2081         {
2082         ASN1_UTCTIME tm;
2083
2084         tm.data=(unsigned char *)str;
2085         tm.length=strlen(str);
2086         tm.type=V_ASN1_UTCTIME;
2087         return(ASN1_UTCTIME_check(&tm));
2088         }
2089
2090 static int add_oid_section(LHASH *hconf)
2091 {
2092         char *p;
2093         STACK_OF(CONF_VALUE) *sktmp;
2094         CONF_VALUE *cnf;
2095         int i;
2096         if(!(p=CONF_get_string(hconf,NULL,"oid_section"))) return 1;
2097         if(!(sktmp = CONF_get_section(hconf, p))) {
2098                 BIO_printf(bio_err, "problem loading oid section %s\n", p);
2099                 return 0;
2100         }
2101         for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
2102                 cnf = sk_CONF_VALUE_value(sktmp, i);
2103                 if(OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
2104                         BIO_printf(bio_err, "problem creating object %s=%s\n",
2105                                                          cnf->name, cnf->value);
2106                         return 0;
2107                 }
2108         }
2109         return 1;
2110 }
2111
2112 static int do_revoke(X509 *x509, TXT_DB *db)
2113 {
2114         ASN1_UTCTIME *tm=NULL;
2115         char *row[DB_NUMBER],**rrow,**irow;
2116         int ok=-1,i;
2117
2118         for (i=0; i<DB_NUMBER; i++)
2119                 row[i]=NULL;
2120         row[DB_name]=X509_NAME_oneline(x509->cert_info->subject,NULL,0);
2121         row[DB_serial]=BN_bn2hex(ASN1_INTEGER_to_BN(x509->cert_info->serialNumber,NULL));
2122         if ((row[DB_name] == NULL) || (row[DB_serial] == NULL))
2123                 {
2124                 BIO_printf(bio_err,"Malloc failure\n");
2125                 goto err;
2126                 }
2127         rrow=TXT_DB_get_by_index(db,DB_name,row);
2128         if (rrow == NULL)
2129                 {
2130                 BIO_printf(bio_err,"Adding Entry to DB for %s\n", row[DB_name]);
2131
2132                 /* We now just add it to the database */
2133                 row[DB_type]=(char *)Malloc(2);
2134
2135                 tm=X509_get_notAfter(x509);
2136                 row[DB_exp_date]=(char *)Malloc(tm->length+1);
2137                 memcpy(row[DB_exp_date],tm->data,tm->length);
2138                 row[DB_exp_date][tm->length]='\0';
2139
2140                 row[DB_rev_date]=NULL;
2141
2142                 /* row[DB_serial] done already */
2143                 row[DB_file]=(char *)Malloc(8);
2144
2145                 /* row[DB_name] done already */
2146
2147                 if ((row[DB_type] == NULL) || (row[DB_exp_date] == NULL) ||
2148                         (row[DB_file] == NULL))
2149                         {
2150                         BIO_printf(bio_err,"Malloc failure\n");
2151                         goto err;
2152                         }
2153                 strcpy(row[DB_file],"unknown");
2154                 row[DB_type][0]='V';
2155                 row[DB_type][1]='\0';
2156
2157                 if ((irow=(char **)Malloc(sizeof(char *)*(DB_NUMBER+1))) == NULL)
2158                         {
2159                         BIO_printf(bio_err,"Malloc failure\n");
2160                         goto err;
2161                         }
2162
2163                 for (i=0; i<DB_NUMBER; i++)
2164                         {
2165                         irow[i]=row[i];
2166                         row[i]=NULL;
2167                         }
2168                 irow[DB_NUMBER]=NULL;
2169
2170                 if (!TXT_DB_insert(db,irow))
2171                         {
2172                         BIO_printf(bio_err,"failed to update database\n");
2173                         BIO_printf(bio_err,"TXT_DB error number %ld\n",db->error);
2174                         goto err;
2175                         }
2176
2177                 /* Revoke Certificate */
2178                 do_revoke(x509,db);
2179
2180                 ok=1;
2181                 goto err;
2182
2183                 }
2184         else if (index_serial_cmp(row,rrow))
2185                 {
2186                 BIO_printf(bio_err,"ERROR:no same serial number %s\n",
2187                            row[DB_serial]);
2188                 goto err;
2189                 }
2190         else if (rrow[DB_type][0]=='R')
2191                 {
2192                 BIO_printf(bio_err,"ERROR:Already revoked, serial number %s\n",
2193                            row[DB_serial]);
2194                 goto err;
2195                 }
2196         else
2197                 {
2198                 BIO_printf(bio_err,"Revoking Certificate %s.\n", rrow[DB_serial]);
2199                 tm=X509_gmtime_adj(tm,0);
2200                 rrow[DB_type][0]='R';
2201                 rrow[DB_type][1]='\0';
2202                 rrow[DB_rev_date]=(char *)Malloc(tm->length+1);
2203                 memcpy(rrow[DB_rev_date],tm->data,tm->length);
2204                 rrow[DB_rev_date][tm->length]='\0';
2205                 }
2206         ok=1;
2207 err:
2208         for (i=0; i<DB_NUMBER; i++)
2209                 {
2210                 if (row[i] != NULL)
2211                         Free(row[i]);
2212                 }
2213         ASN1_UTCTIME_free(tm);
2214         return(ok);
2215 }
2216