apps/ocsp.c

   1 /* ocsp.c */
   2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
   3  * project 2000.
   4  */
   5 /* ====================================================================
   6  * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  *
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in
  17  *    the documentation and/or other materials provided with the
  18  *    distribution.
  19  *
  20  * 3. All advertising materials mentioning features or use of this
  21  *    software must display the following acknowledgment:
  22  *    "This product includes software developed by the OpenSSL Project
  23  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
  24  *
  25  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  26  *    endorse or promote products derived from this software without
  27  *    prior written permission. For written permission, please contact
  28  *    licensing@OpenSSL.org.
  29  *
  30  * 5. Products derived from this software may not be called "OpenSSL"
  31  *    nor may "OpenSSL" appear in their names without prior written
  32  *    permission of the OpenSSL Project.
  33  *
  34  * 6. Redistributions of any form whatsoever must retain the following
  35  *    acknowledgment:
  36  *    "This product includes software developed by the OpenSSL Project
  37  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
  38  *
  39  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  40  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  41  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  42  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  43  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  44  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  45  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  46  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  48  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  49  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  50  * OF THE POSSIBILITY OF SUCH DAMAGE.
  51  * ====================================================================
  52  *
  53  * This product includes cryptographic software written by Eric Young
  54  * (eay@cryptsoft.com).  This product includes software written by Tim
  55  * Hudson (tjh@cryptsoft.com).
  56  *
  57  */
  58
  59 #include <stdio.h>
  60 #include <string.h>
  61 #include <openssl/pem.h>
  62 #include <openssl/ocsp.h>
  63 #include <openssl/err.h>
  64 #include <openssl/ssl.h>
  65 #include "apps.h"
  66
  67 /* Maximum leeway in validity period: default 5 minutes */
  68 #define MAX_VALIDITY_PERIOD     (5 * 60)
  69
  70 static int add_ocsp_cert(OCSP_REQUEST **req, X509 *cert, X509 *issuer,
  71                                 STACK_OF(OCSP_CERTID) *ids);
  72 static int add_ocsp_serial(OCSP_REQUEST **req, char *serial, X509 *issuer,
  73                                 STACK_OF(OCSP_CERTID) *ids);
  74 static int print_ocsp_summary(BIO *out, OCSP_BASICRESP *bs, OCSP_REQUEST *req,
  75                                 STACK *names, STACK_OF(OCSP_CERTID) *ids,
  76                                 long nsec, long maxage);
  77
  78 #undef PROG
  79 #define PROG ocsp_main
  80
  81 int MAIN(int, char **);
  82
  83 int MAIN(int argc, char **argv)
  84         {
  85         ENGINE *e = NULL;
  86         char **args;
  87         char *host = NULL, *port = NULL, *path = "/";
  88         char *reqin = NULL, *respin = NULL;
  89         char *reqout = NULL, *respout = NULL;
  90         char *signfile = NULL, *keyfile = NULL;
  91         char *outfile = NULL;
  92         int add_nonce = 1, noverify = 0, use_ssl = -1;
  93         OCSP_REQUEST *req = NULL;
  94         OCSP_RESPONSE *resp = NULL;
  95         OCSP_BASICRESP *bs = NULL;
  96         X509 *issuer = NULL, *cert = NULL;
  97         X509 *signer = NULL;
  98         EVP_PKEY *key = NULL;
  99         BIO *cbio = NULL, *derbio = NULL;
 100         BIO *out = NULL;
 101         int req_text = 0, resp_text = 0;
 102         long nsec = MAX_VALIDITY_PERIOD, maxage = -1;
 103         char *CAfile = NULL, *CApath = NULL;
 104         X509_STORE *store = NULL;
 105         SSL_CTX *ctx = NULL;
 106         STACK_OF(X509) *sign_other = NULL, *verify_other = NULL;
 107         char *sign_certfile = NULL, *verify_certfile = NULL;
 108         unsigned long sign_flags = 0, verify_flags = 0;
 109         int ret = 1;
 110         int badarg = 0;
 111         int i;
 112         STACK *reqnames = NULL;
 113         STACK_OF(OCSP_CERTID) *ids = NULL;
 114         if (bio_err == NULL) bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
 115         SSL_load_error_strings();
 116         args = argv + 1;
 117         reqnames = sk_new_null();
 118         ids = sk_OCSP_CERTID_new_null();
 119         while (!badarg && *args && *args[0] == '-')
 120                 {
 121                 if (!strcmp(*args, "-out"))
 122                         {
 123                         if (args[1])
 124                                 {
 125                                 args++;
 126                                 outfile = *args;
 127                                 }
 128                         else badarg = 1;
 129                         }
 130                 else if (!strcmp(*args, "-url"))
 131                         {
 132                         if (args[1])
 133                                 {
 134                                 args++;
 135                                 if (!OCSP_parse_url(*args, &host, &port, &path, &use_ssl))
 136                                         {
 137                                         BIO_printf(bio_err, "Error parsing URL\n");
 138                                         badarg = 1;
 139                                         }
 140                                 }
 141                         else badarg = 1;
 142                         }
 143                 else if (!strcmp(*args, "-host"))
 144                         {
 145                         if (args[1])
 146                                 {
 147                                 args++;
 148                                 host = *args;
 149                                 }
 150                         else badarg = 1;
 151                         }
 152                 else if (!strcmp(*args, "-noverify"))
 153                         noverify = 1;
 154                 else if (!strcmp(*args, "-nonce"))
 155                         add_nonce = 2;
 156                 else if (!strcmp(*args, "-no_nonce"))
 157                         add_nonce = 0;
 158                 else if (!strcmp(*args, "-no_certs"))
 159                         sign_flags |= OCSP_NOCERTS;
 160                 else if (!strcmp(*args, "-no_signature_verify"))
 161                         verify_flags |= OCSP_NOSIGS;
 162                 else if (!strcmp(*args, "-no_cert_verify"))
 163                         verify_flags |= OCSP_NOVERIFY;
 164                 else if (!strcmp(*args, "-no_chain"))
 165                         verify_flags |= OCSP_NOCHAIN;
 166                 else if (!strcmp(*args, "-no_cert_checks"))
 167                         verify_flags |= OCSP_NOCHECKS;
 168                 else if (!strcmp(*args, "-no_explicit"))
 169                         verify_flags |= OCSP_NOEXPLICIT;
 170                 else if (!strcmp(*args, "-trust_other"))
 171                         verify_flags |= OCSP_TRUSTOTHER;
 172                 else if (!strcmp(*args, "-no_intern"))
 173                         verify_flags |= OCSP_NOINTERN;
 174                 else if (!strcmp(*args, "-text"))
 175                         {
 176                         req_text = 1;
 177                         resp_text = 1;
 178                         }
 179                 else if (!strcmp(*args, "-req_text"))
 180                         req_text = 1;
 181                 else if (!strcmp(*args, "-resp_text"))
 182                         resp_text = 1;
 183                 else if (!strcmp(*args, "-reqin"))
 184                         {
 185                         if (args[1])
 186                                 {
 187                                 args++;
 188                                 reqin = *args;
 189                                 }
 190                         else badarg = 1;
 191                         }
 192                 else if (!strcmp(*args, "-respin"))
 193                         {
 194                         if (args[1])
 195                                 {
 196                                 args++;
 197                                 respin = *args;
 198                                 }
 199                         else badarg = 1;
 200                         }
 201                 else if (!strcmp(*args, "-signer"))
 202                         {
 203                         if (args[1])
 204                                 {
 205                                 args++;
 206                                 signfile = *args;
 207                                 }
 208                         else badarg = 1;
 209                         }
 210                 else if (!strcmp (*args, "-VAfile"))
 211                         {
 212                         if (args[1])
 213                                 {
 214                                 args++;
 215                                 verify_certfile = *args;
 216                                 verify_flags |= OCSP_TRUSTOTHER;
 217                                 }
 218                         else badarg = 1;
 219                         }
 220                 else if (!strcmp(*args, "-sign_other"))
 221                         {
 222                         if (args[1])
 223                                 {
 224                                 args++;
 225                                 sign_certfile = *args;
 226                                 }
 227                         else badarg = 1;
 228                         }
 229                 else if (!strcmp(*args, "-verify_other"))
 230                         {
 231                         if (args[1])
 232                                 {
 233                                 args++;
 234                                 verify_certfile = *args;
 235                                 }
 236                         else badarg = 1;
 237                         }
 238                 else if (!strcmp (*args, "-CAfile"))
 239                         {
 240                         if (args[1])
 241                                 {
 242                                 args++;
 243                                 CAfile = *args;
 244                                 }
 245                         else badarg = 1;
 246                         }
 247                 else if (!strcmp (*args, "-CApath"))
 248                         {
 249                         if (args[1])
 250                                 {
 251                                 args++;
 252                                 CApath = *args;
 253                                 }
 254                         else badarg = 1;
 255                         }
 256                 else if (!strcmp (*args, "-validity_period"))
 257                         {
 258                         if (args[1])
 259                                 {
 260                                 args++;
 261                                 nsec = atol(*args);
 262                                 if (nsec < 0)
 263                                         {
 264                                         BIO_printf(bio_err,
 265                                                 "Illegal validity period %s\n",
 266                                                 *args);
 267                                         badarg = 1;
 268                                         }
 269                                 }
 270                         else badarg = 1;
 271                         }
 272                 else if (!strcmp (*args, "-status_age"))
 273                         {
 274                         if (args[1])
 275                                 {
 276                                 args++;
 277                                 maxage = atol(*args);
 278                                 if (maxage < 0)
 279                                         {
 280                                         BIO_printf(bio_err,
 281                                                 "Illegal validity age %s\n",
 282                                                 *args);
 283                                         badarg = 1;
 284                                         }
 285                                 }
 286                         else badarg = 1;
 287                         }
 288                  else if (!strcmp(*args, "-signkey"))
 289                         {
 290                         if (args[1])
 291                                 {
 292                                 args++;
 293                                 keyfile = *args;
 294                                 }
 295                         else badarg = 1;
 296                         }
 297                 else if (!strcmp(*args, "-reqout"))
 298                         {
 299                         if (args[1])
 300                                 {
 301                                 args++;
 302                                 reqout = *args;
 303                                 }
 304                         else badarg = 1;
 305                         }
 306                 else if (!strcmp(*args, "-respout"))
 307                         {
 308                         if (args[1])
 309                                 {
 310                                 args++;
 311                                 respout = *args;
 312                                 }
 313                         else badarg = 1;
 314                         }
 315                  else if (!strcmp(*args, "-path"))
 316                         {
 317                         if (args[1])
 318                                 {
 319                                 args++;
 320                                 path = *args;
 321                                 }
 322                         else badarg = 1;
 323                         }
 324                 else if (!strcmp(*args, "-issuer"))
 325                         {
 326                         if (args[1])
 327                                 {
 328                                 args++;
 329                                 X509_free(issuer);
 330                                 issuer = load_cert(bio_err, *args, FORMAT_PEM,
 331                                         NULL, e, "issuer certificate");
 332                                 if(!issuer) goto end;
 333                                 }
 334                         else badarg = 1;
 335                         }
 336                 else if (!strcmp (*args, "-cert"))
 337                         {
 338                         if (args[1])
 339                                 {
 340                                 args++;
 341                                 X509_free(cert);
 342                                 cert = load_cert(bio_err, *args, FORMAT_PEM,
 343                                         NULL, e, "certificate");
 344                                 if(!cert) goto end;
 345                                 if(!add_ocsp_cert(&req, cert, issuer, ids))
 346                                         goto end;
 347                                 if(!sk_push(reqnames, *args))
 348                                         goto end;
 349                                 }
 350                         else badarg = 1;
 351                         }
 352                 else if (!strcmp(*args, "-serial"))
 353                         {
 354                         if (args[1])
 355                                 {
 356                                 args++;
 357                                 if(!add_ocsp_serial(&req, *args, issuer, ids))
 358                                         goto end;
 359                                 if(!sk_push(reqnames, *args))
 360                                         goto end;
 361                                 }
 362                         else badarg = 1;
 363                         }
 364                 else badarg = 1;
 365                 args++;
 366                 }
 367
 368         /* Have we anything to do? */
 369         if (!req && !reqin && !respin) badarg = 1;
 370
 371         if (badarg)
 372                 {
 373                 BIO_printf (bio_err, "OCSP utility\n");
 374                 BIO_printf (bio_err, "Usage ocsp [options]\n");
 375                 BIO_printf (bio_err, "where options are\n");
 376                 BIO_printf (bio_err, "-out file          output filename\n");
 377                 BIO_printf (bio_err, "-issuer file       issuer certificate\n");
 378                 BIO_printf (bio_err, "-cert file         certificate to check\n");
 379                 BIO_printf (bio_err, "-serial n          serial number to check\n");
 380                 BIO_printf (bio_err, "-signer file       certificate to sign OCSP request with\n");
 381                 BIO_printf (bio_err, "-signkey file      private key to sign OCSP request with\n");
 382                 BIO_printf (bio_err, "-sign_certs file   additional certificates to include in signed request\n");
 383                 BIO_printf (bio_err, "-no_certs          don't include any certificates in signed request\n");
 384                 BIO_printf (bio_err, "-req_text          print text form of request\n");
 385                 BIO_printf (bio_err, "-resp_text         print text form of response\n");
 386                 BIO_printf (bio_err, "-text              print text form of request and response\n");
 387                 BIO_printf (bio_err, "-reqout file       write DER encoded OCSP request to \"file\"\n");
 388                 BIO_printf (bio_err, "-respout file      write DER encoded OCSP reponse to \"file\"\n");
 389                 BIO_printf (bio_err, "-reqin file        read DER encoded OCSP request from \"file\"\n");
 390                 BIO_printf (bio_err, "-respin file       read DER encoded OCSP reponse from \"file\"\n");
 391                 BIO_printf (bio_err, "-nonce             add OCSP nonce to request\n");
 392                 BIO_printf (bio_err, "-no_nonce          don't add OCSP nonce to request\n");
 393                 BIO_printf (bio_err, "-url URL           OCSP responder URL\n");
 394                 BIO_printf (bio_err, "-host host:n       send OCSP request to host on port n\n");
 395                 BIO_printf (bio_err, "-path              path to use in OCSP request\n");
 396                 BIO_printf (bio_err, "-CApath dir        trusted certificates directory\n");
 397                 BIO_printf (bio_err, "-CAfile file       trusted certificates file\n");
 398                 BIO_printf (bio_err, "-VAfile file       validator certificates file\n");
 399                 BIO_printf (bio_err, "-validity_period n maximum validity discrepancy in seconds\n");
 400                 BIO_printf (bio_err, "-status_age n      maximum status age in seconds\n");
 401                 BIO_printf (bio_err, "-noverify          don't verify response at all\n");
 402                 BIO_printf (bio_err, "-verify_certs file additional certificates to search for signer\n");
 403                 BIO_printf (bio_err, "-trust_other       don't verify additional certificates\n");
 404                 BIO_printf (bio_err, "-no_intern         don't search certificates contained in response for signer\n");
 405                 BIO_printf (bio_err, "-no_sig_verify     don't check signature on response\n");
 406                 BIO_printf (bio_err, "-no_cert_verify    don't check signing certificate\n");
 407                 BIO_printf (bio_err, "-no_chain          don't chain verify response\n");
 408                 BIO_printf (bio_err, "-no_cert_checks    don't do additional checks on signing certificate\n");
 409                 goto end;
 410                 }
 411
 412         if(outfile) out = BIO_new_file(outfile, "w");
 413         else out = BIO_new_fp(stdout, BIO_NOCLOSE);
 414
 415         if(!out)
 416                 {
 417                 BIO_printf(bio_err, "Error opening output file\n");
 418                 goto end;
 419                 }
 420
 421         if (!req && (add_nonce != 2)) add_nonce = 0;
 422
 423         if (!req && reqin)
 424                 {
 425                 derbio = BIO_new_file(reqin, "rb");
 426                 if (!derbio)
 427                         {
 428                         BIO_printf(bio_err, "Error Opening OCSP request file\n");
 429                         goto end;
 430                         }
 431                 req = d2i_OCSP_REQUEST_bio(derbio, NULL);
 432                 BIO_free(derbio);
 433                 if(!req)
 434                         {
 435                         BIO_printf(bio_err, "Error reading OCSP request\n");
 436                         goto end;
 437                         }
 438                 }
 439
 440         if (!req && (signfile || reqout || host || add_nonce))
 441                 {
 442                 BIO_printf(bio_err, "Need an OCSP request for this operation!\n");
 443                 goto end;
 444                 }
 445
 446         if (req && add_nonce) OCSP_request_add1_nonce(req, NULL, -1);
 447
 448         if (signfile)
 449                 {
 450                 if (!keyfile) keyfile = signfile;
 451                 signer = load_cert(bio_err, signfile, FORMAT_PEM,
 452                         NULL, e, "signer certificate");
 453                 if (!signer)
 454                         {
 455                         BIO_printf(bio_err, "Error loading signer certificate\n");
 456                         goto end;
 457                         }
 458                 if (sign_certfile)
 459                         {
 460                         sign_other = load_certs(bio_err, sign_certfile, FORMAT_PEM,
 461                                 NULL, e, "signer certificates");
 462                         if (!sign_other) goto end;
 463                         }
 464                 key = load_key(bio_err, keyfile, FORMAT_PEM, NULL, NULL,
 465                         "signer private key");
 466                 if (!key)
 467                         {
 468 #if 0                   /* An appropriate message has already been printed */
 469                         BIO_printf(bio_err, "Error loading signer private key\n");
 470 #endif
 471                         goto end;
 472                         }
 473                 if (!OCSP_request_sign(req, signer, key, EVP_sha1(), sign_other, sign_flags))
 474                         {
 475                         BIO_printf(bio_err, "Error signing OCSP request\n");
 476                         goto end;
 477                         }
 478                 }
 479
 480         if (reqout)
 481                 {
 482                 derbio = BIO_new_file(reqout, "wb");
 483                 if (!derbio)
 484                         {
 485                         BIO_printf(bio_err, "Error opening file %s\n", reqout);
 486                         goto end;
 487                         }
 488                 i2d_OCSP_REQUEST_bio(derbio, req);
 489                 BIO_free(derbio);
 490                 }
 491
 492         if (req_text && req) OCSP_REQUEST_print(out, req, 0);
 493
 494         if (host)
 495                 {
 496                 cbio = BIO_new_connect(host);
 497                 if (!cbio)
 498                         {
 499                         BIO_printf(bio_err, "Error creating connect BIO\n");
 500                         goto end;
 501                         }
 502                 if (port) BIO_set_conn_port(cbio, port);
 503                 if (use_ssl == 1)
 504                         {
 505                         BIO *sbio;
 506                         ctx = SSL_CTX_new(SSLv23_client_method());
 507                         SSL_CTX_set_mode(ctx, SSL_MODE_AUTO_RETRY);
 508                         sbio = BIO_new_ssl(ctx, 1);
 509                         cbio = BIO_push(sbio, cbio);
 510                         }
 511                 if (BIO_do_connect(cbio) <= 0)
 512                         {
 513                         BIO_printf(bio_err, "Error connecting BIO\n");
 514                         goto end;
 515                         }
 516                 resp = OCSP_sendreq_bio(cbio, path, req);
 517                 BIO_free_all(cbio);
 518                 cbio = NULL;
 519                 if (!resp)
 520                         {
 521                         BIO_printf(bio_err, "Error querying OCSP responsder\n");
 522                         goto end;
 523                         }
 524                 }
 525         else if (respin)
 526                 {
 527                 derbio = BIO_new_file(respin, "rb");
 528                 if (!derbio)
 529                         {
 530                         BIO_printf(bio_err, "Error Opening OCSP response file\n");
 531                         goto end;
 532                         }
 533                 resp = d2i_OCSP_RESPONSE_bio(derbio, NULL);
 534                 BIO_free(derbio);
 535                 if(!resp)
 536                         {
 537                         BIO_printf(bio_err, "Error reading OCSP response\n");
 538                         goto end;
 539                         }
 540
 541                 }
 542         else
 543                 {
 544                 ret = 0;
 545                 goto end;
 546                 }
 547
 548         if (respout)
 549                 {
 550                 derbio = BIO_new_file(respout, "wb");
 551                 if(!derbio)
 552                         {
 553                         BIO_printf(bio_err, "Error opening file %s\n", respout);
 554                         goto end;
 555                         }
 556                 i2d_OCSP_RESPONSE_bio(derbio, resp);
 557                 BIO_free(derbio);
 558                 }
 559
 560         i = OCSP_response_status(resp);
 561
 562         if (i != OCSP_RESPONSE_STATUS_SUCCESSFUL)
 563                 {
 564                 BIO_printf(out, "Responder Error: %s (%ld)\n",
 565                                 OCSP_response_status_str(i), i);
 566                 ret = 0;
 567                 goto end;
 568                 }
 569
 570         if (resp_text) OCSP_RESPONSE_print(out, resp, 0);
 571
 572         store = setup_verify(bio_err, CAfile, CApath);
 573         if(!store) goto end;
 574         if (verify_certfile)
 575                 {
 576                 verify_other = load_certs(bio_err, verify_certfile, FORMAT_PEM,
 577                         NULL, e, "validator certificate");
 578                 if (!verify_other) goto end;
 579                 }
 580
 581         bs = OCSP_response_get1_basic(resp);
 582
 583         if (!bs)
 584                 {
 585                 BIO_printf(bio_err, "Error parsing response\n");
 586                 goto end;
 587                 }
 588
 589         if (!noverify)
 590                 {
 591                 if (req && ((i = OCSP_check_nonce(req, bs)) <= 0))
 592                         {
 593                         if (i == -1)
 594                                 BIO_printf(bio_err, "WARNING: no nonce in response\n");
 595                         else
 596                                 {
 597                                 BIO_printf(bio_err, "Nonce Verify error\n");
 598                                 goto end;
 599                                 }
 600                         }
 601
 602                 i = OCSP_basic_verify(bs, verify_other, store, verify_flags);
 603                 if (i < 0) i = OCSP_basic_verify(bs, NULL, store, 0);
 604
 605                 if(i <= 0)
 606                         {
 607                         BIO_printf(bio_err, "Response Verify Failure\n", i);
 608                         ERR_print_errors(bio_err);
 609                         }
 610                 else
 611                         BIO_printf(bio_err, "Response verify OK\n");
 612
 613                 }
 614
 615         if (!print_ocsp_summary(out, bs, req, reqnames, ids, nsec, maxage))
 616                 goto end;
 617
 618         ret = 0;
 619
 620 end:
 621         ERR_print_errors(bio_err);
 622         X509_free(signer);
 623         X509_STORE_free(store);
 624         EVP_PKEY_free(key);
 625         X509_free(issuer);
 626         X509_free(cert);
 627         BIO_free_all(cbio);
 628         BIO_free(out);
 629         OCSP_REQUEST_free(req);
 630         OCSP_RESPONSE_free(resp);
 631         OCSP_BASICRESP_free(bs);
 632         sk_free(reqnames);
 633         sk_OCSP_CERTID_free(ids);
 634         sk_X509_pop_free(sign_other, X509_free);
 635         sk_X509_pop_free(verify_other, X509_free);
 636
 637         if (use_ssl != -1)
 638                 {
 639                 OPENSSL_free(host);
 640                 OPENSSL_free(port);
 641                 OPENSSL_free(path);
 642                 SSL_CTX_free(ctx);
 643                 }
 644
 645         EXIT(ret);
 646 }
 647
 648 static int add_ocsp_cert(OCSP_REQUEST **req, X509 *cert, X509 *issuer,
 649                                 STACK_OF(OCSP_CERTID) *ids)
 650         {
 651         OCSP_CERTID *id;
 652         if(!issuer)
 653                 {
 654                 BIO_printf(bio_err, "No issuer certificate specified\n");
 655                 return 0;
 656                 }
 657         if(!*req) *req = OCSP_REQUEST_new();
 658         if(!*req) goto err;
 659         id = OCSP_cert_to_id(NULL, cert, issuer);
 660         if(!id || !sk_OCSP_CERTID_push(ids, id)) goto err;
 661         if(!OCSP_request_add0_id(*req, id)) goto err;
 662         return 1;
 663
 664         err:
 665         BIO_printf(bio_err, "Error Creating OCSP request\n");
 666         return 0;
 667         }
 668
 669 static int add_ocsp_serial(OCSP_REQUEST **req, char *serial, X509 *issuer,
 670                                 STACK_OF(OCSP_CERTID) *ids)
 671         {
 672         OCSP_CERTID *id;
 673         X509_NAME *iname;
 674         ASN1_BIT_STRING *ikey;
 675         ASN1_INTEGER *sno;
 676         if(!issuer)
 677                 {
 678                 BIO_printf(bio_err, "No issuer certificate specified\n");
 679                 return 0;
 680                 }
 681         if(!*req) *req = OCSP_REQUEST_new();
 682         if(!*req) goto err;
 683         iname = X509_get_subject_name(issuer);
 684         ikey = X509_get0_pubkey_bitstr(issuer);
 685         sno = s2i_ASN1_INTEGER(NULL, serial);
 686         if(!sno)
 687                 {
 688                 BIO_printf(bio_err, "Error converting serial number %s\n", serial);
 689                 return 0;
 690                 }
 691         id = OCSP_cert_id_new(EVP_sha1(), iname, ikey, sno);
 692         ASN1_INTEGER_free(sno);
 693         if(!id || !sk_OCSP_CERTID_push(ids, id)) goto err;
 694         if(!OCSP_request_add0_id(*req, id)) goto err;
 695         return 1;
 696
 697         err:
 698         BIO_printf(bio_err, "Error Creating OCSP request\n");
 699         return 0;
 700         }
 701
 702 static int print_ocsp_summary(BIO *out, OCSP_BASICRESP *bs, OCSP_REQUEST *req,
 703                                         STACK *names, STACK_OF(OCSP_CERTID) *ids,
 704                                         long nsec, long maxage)
 705         {
 706         OCSP_CERTID *id;
 707         char *name;
 708         int i;
 709
 710         int status, reason;
 711
 712         ASN1_GENERALIZEDTIME *rev, *thisupd, *nextupd;
 713
 714         if (!bs || !req || !sk_num(names) || !sk_OCSP_CERTID_num(ids))
 715                 return 1;
 716
 717         for (i = 0; i < sk_OCSP_CERTID_num(ids); i++)
 718                 {
 719                 id = sk_OCSP_CERTID_value(ids, i);
 720                 name = sk_value(names, i);
 721                 BIO_printf(out, "%s: ", name);
 722
 723                 if(!OCSP_resp_find_status(bs, id, &status, &reason,
 724                                         &rev, &thisupd, &nextupd))
 725                         {
 726                         BIO_puts(out, "ERROR: No Status found.\n");
 727                         continue;
 728                         }
 729
 730                 /* Check validity: if invalid write to output BIO so we
 731                  * know which response this refers to.
 732                  */
 733                 if (!OCSP_check_validity(thisupd, nextupd, nsec, maxage))
 734                         {
 735                         BIO_puts(out, "WARNING: Status times invalid.\n");
 736                         ERR_print_errors(out);
 737                         }
 738                 BIO_printf(out, "%s\n", OCSP_cert_status_str(status));
 739
 740                 BIO_puts(out, "\tThis Update: ");
 741                 ASN1_GENERALIZEDTIME_print(out, thisupd);
 742                 BIO_puts(out, "\n");
 743
 744                 if(nextupd)
 745                         {
 746                         BIO_puts(out, "\tNext Update: ");
 747                         ASN1_GENERALIZEDTIME_print(out, nextupd);
 748                         BIO_puts(out, "\n");
 749                         }
 750
 751                 if (status != V_OCSP_CERTSTATUS_REVOKED)
 752                         continue;
 753
 754                 if (reason != -1)
 755                         BIO_printf(out, "\tReason: %s\n",
 756                                 OCSP_crl_reason_str(reason));
 757
 758                 BIO_puts(out, "\tRevocation Time: ");
 759                 ASN1_GENERALIZEDTIME_print(out, rev);
 760                 BIO_puts(out, "\n");
 761                 }
 762
 763         return 1;
 764         }
 765