1109998Smarkm/* ocsp.c */ 2194206Ssimon/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL 3109998Smarkm * project 2000. 4109998Smarkm */ 5109998Smarkm/* ==================================================================== 6109998Smarkm * Copyright (c) 1999 The OpenSSL Project. All rights reserved. 7109998Smarkm * 8109998Smarkm * Redistribution and use in source and binary forms, with or without 9109998Smarkm * modification, are permitted provided that the following conditions 10109998Smarkm * are met: 11109998Smarkm * 12109998Smarkm * 1. Redistributions of source code must retain the above copyright 13109998Smarkm * notice, this list of conditions and the following disclaimer. 14109998Smarkm * 15109998Smarkm * 2. Redistributions in binary form must reproduce the above copyright 16109998Smarkm * notice, this list of conditions and the following disclaimer in 17109998Smarkm * the documentation and/or other materials provided with the 18109998Smarkm * distribution. 19109998Smarkm * 20109998Smarkm * 3. All advertising materials mentioning features or use of this 21109998Smarkm * software must display the following acknowledgment: 22109998Smarkm * "This product includes software developed by the OpenSSL Project 23109998Smarkm * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 24109998Smarkm * 25109998Smarkm * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 26109998Smarkm * endorse or promote products derived from this software without 27109998Smarkm * prior written permission. For written permission, please contact 28109998Smarkm * licensing@OpenSSL.org. 29109998Smarkm * 30109998Smarkm * 5. Products derived from this software may not be called "OpenSSL" 31109998Smarkm * nor may "OpenSSL" appear in their names without prior written 32109998Smarkm * permission of the OpenSSL Project. 33109998Smarkm * 34109998Smarkm * 6. Redistributions of any form whatsoever must retain the following 35109998Smarkm * acknowledgment: 36109998Smarkm * "This product includes software developed by the OpenSSL Project 37109998Smarkm * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 38109998Smarkm * 39109998Smarkm * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 40109998Smarkm * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 41109998Smarkm * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 42109998Smarkm * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 43109998Smarkm * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 44109998Smarkm * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 45109998Smarkm * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 46109998Smarkm * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 47109998Smarkm * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 48109998Smarkm * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 49109998Smarkm * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 50109998Smarkm * OF THE POSSIBILITY OF SUCH DAMAGE. 51109998Smarkm * ==================================================================== 52109998Smarkm * 53109998Smarkm * This product includes cryptographic software written by Eric Young 54109998Smarkm * (eay@cryptsoft.com). This product includes software written by Tim 55109998Smarkm * Hudson (tjh@cryptsoft.com). 56109998Smarkm * 57109998Smarkm */ 58111147Snectar#ifndef OPENSSL_NO_OCSP 59238405Sjkim 60238405Sjkim#ifdef OPENSSL_SYS_VMS 61238405Sjkim#define _XOPEN_SOURCE_EXTENDED /* So fd_set and friends get properly defined 62238405Sjkim on OpenVMS */ 63238405Sjkim#endif 64238405Sjkim 65194206Ssimon#define USE_SOCKETS 66238405Sjkim 67109998Smarkm#include <stdio.h> 68194206Ssimon#include <stdlib.h> 69109998Smarkm#include <string.h> 70238405Sjkim#include <time.h> 71194206Ssimon#include "apps.h" /* needs to be included before the openssl headers! */ 72194206Ssimon#include <openssl/e_os2.h> 73238405Sjkim#include <openssl/crypto.h> 74238405Sjkim#include <openssl/err.h> 75194206Ssimon#include <openssl/ssl.h> 76238405Sjkim#include <openssl/evp.h> 77238405Sjkim#include <openssl/bn.h> 78238405Sjkim#include <openssl/x509v3.h> 79109998Smarkm 80238405Sjkim#if defined(NETWARE_CLIB) 81238405Sjkim# ifdef NETWARE_BSDSOCK 82238405Sjkim# include <sys/socket.h> 83238405Sjkim# include <sys/bsdskt.h> 84238405Sjkim# else 85238405Sjkim# include <novsock2.h> 86238405Sjkim# endif 87238405Sjkim#elif defined(NETWARE_LIBC) 88238405Sjkim# ifdef NETWARE_BSDSOCK 89238405Sjkim# include <sys/select.h> 90238405Sjkim# else 91238405Sjkim# include <novsock2.h> 92238405Sjkim# endif 93238405Sjkim#endif 94238405Sjkim 95109998Smarkm/* Maximum leeway in validity period: default 5 minutes */ 96109998Smarkm#define MAX_VALIDITY_PERIOD (5 * 60) 97109998Smarkm 98238405Sjkimstatic int add_ocsp_cert(OCSP_REQUEST **req, X509 *cert, const EVP_MD *cert_id_md, X509 *issuer, 99109998Smarkm STACK_OF(OCSP_CERTID) *ids); 100238405Sjkimstatic int add_ocsp_serial(OCSP_REQUEST **req, char *serial, const EVP_MD * cert_id_md, X509 *issuer, 101109998Smarkm STACK_OF(OCSP_CERTID) *ids); 102109998Smarkmstatic int print_ocsp_summary(BIO *out, OCSP_BASICRESP *bs, OCSP_REQUEST *req, 103238405Sjkim STACK_OF(OPENSSL_STRING) *names, 104238405Sjkim STACK_OF(OCSP_CERTID) *ids, long nsec, 105238405Sjkim long maxage); 106109998Smarkm 107127128Snectarstatic int make_ocsp_response(OCSP_RESPONSE **resp, OCSP_REQUEST *req, CA_DB *db, 108109998Smarkm X509 *ca, X509 *rcert, EVP_PKEY *rkey, 109109998Smarkm STACK_OF(X509) *rother, unsigned long flags, 110109998Smarkm int nmin, int ndays); 111109998Smarkm 112127128Snectarstatic char **lookup_serial(CA_DB *db, ASN1_INTEGER *ser); 113109998Smarkmstatic BIO *init_responder(char *port); 114109998Smarkmstatic int do_responder(OCSP_REQUEST **preq, BIO **pcbio, BIO *acbio, char *port); 115109998Smarkmstatic int send_ocsp_response(BIO *cbio, OCSP_RESPONSE *resp); 116194206Ssimonstatic OCSP_RESPONSE *query_responder(BIO *err, BIO *cbio, char *path, 117238405Sjkim STACK_OF(CONF_VALUE) *headers, 118194206Ssimon OCSP_REQUEST *req, int req_timeout); 119109998Smarkm 120109998Smarkm#undef PROG 121109998Smarkm#define PROG ocsp_main 122109998Smarkm 123109998Smarkmint MAIN(int, char **); 124109998Smarkm 125109998Smarkmint MAIN(int argc, char **argv) 126109998Smarkm { 127109998Smarkm ENGINE *e = NULL; 128109998Smarkm char **args; 129109998Smarkm char *host = NULL, *port = NULL, *path = "/"; 130279264Sdelphij char *thost = NULL, *tport = NULL, *tpath = NULL; 131109998Smarkm char *reqin = NULL, *respin = NULL; 132109998Smarkm char *reqout = NULL, *respout = NULL; 133109998Smarkm char *signfile = NULL, *keyfile = NULL; 134109998Smarkm char *rsignfile = NULL, *rkeyfile = NULL; 135109998Smarkm char *outfile = NULL; 136109998Smarkm int add_nonce = 1, noverify = 0, use_ssl = -1; 137238405Sjkim STACK_OF(CONF_VALUE) *headers = NULL; 138109998Smarkm OCSP_REQUEST *req = NULL; 139109998Smarkm OCSP_RESPONSE *resp = NULL; 140109998Smarkm OCSP_BASICRESP *bs = NULL; 141109998Smarkm X509 *issuer = NULL, *cert = NULL; 142109998Smarkm X509 *signer = NULL, *rsigner = NULL; 143109998Smarkm EVP_PKEY *key = NULL, *rkey = NULL; 144109998Smarkm BIO *acbio = NULL, *cbio = NULL; 145109998Smarkm BIO *derbio = NULL; 146109998Smarkm BIO *out = NULL; 147194206Ssimon int req_timeout = -1; 148109998Smarkm int req_text = 0, resp_text = 0; 149109998Smarkm long nsec = MAX_VALIDITY_PERIOD, maxage = -1; 150109998Smarkm char *CAfile = NULL, *CApath = NULL; 151109998Smarkm X509_STORE *store = NULL; 152109998Smarkm STACK_OF(X509) *sign_other = NULL, *verify_other = NULL, *rother = NULL; 153109998Smarkm char *sign_certfile = NULL, *verify_certfile = NULL, *rcertfile = NULL; 154109998Smarkm unsigned long sign_flags = 0, verify_flags = 0, rflags = 0; 155109998Smarkm int ret = 1; 156109998Smarkm int accept_count = -1; 157109998Smarkm int badarg = 0; 158109998Smarkm int i; 159120631Snectar int ignore_err = 0; 160238405Sjkim STACK_OF(OPENSSL_STRING) *reqnames = NULL; 161109998Smarkm STACK_OF(OCSP_CERTID) *ids = NULL; 162109998Smarkm 163109998Smarkm X509 *rca_cert = NULL; 164109998Smarkm char *ridx_filename = NULL; 165109998Smarkm char *rca_filename = NULL; 166127128Snectar CA_DB *rdb = NULL; 167109998Smarkm int nmin = 0, ndays = -1; 168238405Sjkim const EVP_MD *cert_id_md = NULL; 169109998Smarkm 170109998Smarkm if (bio_err == NULL) bio_err = BIO_new_fp(stderr, BIO_NOCLOSE); 171109998Smarkm 172109998Smarkm if (!load_config(bio_err, NULL)) 173109998Smarkm goto end; 174109998Smarkm SSL_load_error_strings(); 175167612Ssimon OpenSSL_add_ssl_algorithms(); 176109998Smarkm args = argv + 1; 177238405Sjkim reqnames = sk_OPENSSL_STRING_new_null(); 178109998Smarkm ids = sk_OCSP_CERTID_new_null(); 179109998Smarkm while (!badarg && *args && *args[0] == '-') 180109998Smarkm { 181109998Smarkm if (!strcmp(*args, "-out")) 182109998Smarkm { 183109998Smarkm if (args[1]) 184109998Smarkm { 185109998Smarkm args++; 186109998Smarkm outfile = *args; 187109998Smarkm } 188109998Smarkm else badarg = 1; 189109998Smarkm } 190194206Ssimon else if (!strcmp(*args, "-timeout")) 191194206Ssimon { 192194206Ssimon if (args[1]) 193194206Ssimon { 194194206Ssimon args++; 195194206Ssimon req_timeout = atol(*args); 196194206Ssimon if (req_timeout < 0) 197194206Ssimon { 198194206Ssimon BIO_printf(bio_err, 199194206Ssimon "Illegal timeout value %s\n", 200194206Ssimon *args); 201194206Ssimon badarg = 1; 202194206Ssimon } 203194206Ssimon } 204194206Ssimon else badarg = 1; 205194206Ssimon } 206109998Smarkm else if (!strcmp(*args, "-url")) 207109998Smarkm { 208279264Sdelphij if (thost) 209279264Sdelphij OPENSSL_free(thost); 210279264Sdelphij if (tport) 211279264Sdelphij OPENSSL_free(tport); 212279264Sdelphij if (tpath) 213279264Sdelphij OPENSSL_free(tpath); 214109998Smarkm if (args[1]) 215109998Smarkm { 216109998Smarkm args++; 217109998Smarkm if (!OCSP_parse_url(*args, &host, &port, &path, &use_ssl)) 218109998Smarkm { 219109998Smarkm BIO_printf(bio_err, "Error parsing URL\n"); 220109998Smarkm badarg = 1; 221109998Smarkm } 222279264Sdelphij thost = host; 223279264Sdelphij tport = port; 224279264Sdelphij tpath = path; 225109998Smarkm } 226109998Smarkm else badarg = 1; 227109998Smarkm } 228109998Smarkm else if (!strcmp(*args, "-host")) 229109998Smarkm { 230109998Smarkm if (args[1]) 231109998Smarkm { 232109998Smarkm args++; 233109998Smarkm host = *args; 234109998Smarkm } 235109998Smarkm else badarg = 1; 236109998Smarkm } 237109998Smarkm else if (!strcmp(*args, "-port")) 238109998Smarkm { 239109998Smarkm if (args[1]) 240109998Smarkm { 241109998Smarkm args++; 242109998Smarkm port = *args; 243109998Smarkm } 244109998Smarkm else badarg = 1; 245109998Smarkm } 246238405Sjkim else if (!strcmp(*args, "-header")) 247238405Sjkim { 248238405Sjkim if (args[1] && args[2]) 249238405Sjkim { 250238405Sjkim if (!X509V3_add_value(args[1], args[2], &headers)) 251238405Sjkim goto end; 252238405Sjkim args += 2; 253238405Sjkim } 254238405Sjkim else badarg = 1; 255238405Sjkim } 256120631Snectar else if (!strcmp(*args, "-ignore_err")) 257120631Snectar ignore_err = 1; 258109998Smarkm else if (!strcmp(*args, "-noverify")) 259109998Smarkm noverify = 1; 260109998Smarkm else if (!strcmp(*args, "-nonce")) 261109998Smarkm add_nonce = 2; 262109998Smarkm else if (!strcmp(*args, "-no_nonce")) 263109998Smarkm add_nonce = 0; 264109998Smarkm else if (!strcmp(*args, "-resp_no_certs")) 265109998Smarkm rflags |= OCSP_NOCERTS; 266109998Smarkm else if (!strcmp(*args, "-resp_key_id")) 267109998Smarkm rflags |= OCSP_RESPID_KEY; 268109998Smarkm else if (!strcmp(*args, "-no_certs")) 269109998Smarkm sign_flags |= OCSP_NOCERTS; 270109998Smarkm else if (!strcmp(*args, "-no_signature_verify")) 271109998Smarkm verify_flags |= OCSP_NOSIGS; 272109998Smarkm else if (!strcmp(*args, "-no_cert_verify")) 273109998Smarkm verify_flags |= OCSP_NOVERIFY; 274109998Smarkm else if (!strcmp(*args, "-no_chain")) 275109998Smarkm verify_flags |= OCSP_NOCHAIN; 276109998Smarkm else if (!strcmp(*args, "-no_cert_checks")) 277109998Smarkm verify_flags |= OCSP_NOCHECKS; 278109998Smarkm else if (!strcmp(*args, "-no_explicit")) 279109998Smarkm verify_flags |= OCSP_NOEXPLICIT; 280109998Smarkm else if (!strcmp(*args, "-trust_other")) 281109998Smarkm verify_flags |= OCSP_TRUSTOTHER; 282109998Smarkm else if (!strcmp(*args, "-no_intern")) 283109998Smarkm verify_flags |= OCSP_NOINTERN; 284109998Smarkm else if (!strcmp(*args, "-text")) 285109998Smarkm { 286109998Smarkm req_text = 1; 287109998Smarkm resp_text = 1; 288109998Smarkm } 289109998Smarkm else if (!strcmp(*args, "-req_text")) 290109998Smarkm req_text = 1; 291109998Smarkm else if (!strcmp(*args, "-resp_text")) 292109998Smarkm resp_text = 1; 293109998Smarkm else if (!strcmp(*args, "-reqin")) 294109998Smarkm { 295109998Smarkm if (args[1]) 296109998Smarkm { 297109998Smarkm args++; 298109998Smarkm reqin = *args; 299109998Smarkm } 300109998Smarkm else badarg = 1; 301109998Smarkm } 302109998Smarkm else if (!strcmp(*args, "-respin")) 303109998Smarkm { 304109998Smarkm if (args[1]) 305109998Smarkm { 306109998Smarkm args++; 307109998Smarkm respin = *args; 308109998Smarkm } 309109998Smarkm else badarg = 1; 310109998Smarkm } 311109998Smarkm else if (!strcmp(*args, "-signer")) 312109998Smarkm { 313109998Smarkm if (args[1]) 314109998Smarkm { 315109998Smarkm args++; 316109998Smarkm signfile = *args; 317109998Smarkm } 318109998Smarkm else badarg = 1; 319109998Smarkm } 320109998Smarkm else if (!strcmp (*args, "-VAfile")) 321109998Smarkm { 322109998Smarkm if (args[1]) 323109998Smarkm { 324109998Smarkm args++; 325109998Smarkm verify_certfile = *args; 326109998Smarkm verify_flags |= OCSP_TRUSTOTHER; 327109998Smarkm } 328109998Smarkm else badarg = 1; 329109998Smarkm } 330109998Smarkm else if (!strcmp(*args, "-sign_other")) 331109998Smarkm { 332109998Smarkm if (args[1]) 333109998Smarkm { 334109998Smarkm args++; 335109998Smarkm sign_certfile = *args; 336109998Smarkm } 337109998Smarkm else badarg = 1; 338109998Smarkm } 339109998Smarkm else if (!strcmp(*args, "-verify_other")) 340109998Smarkm { 341109998Smarkm if (args[1]) 342109998Smarkm { 343109998Smarkm args++; 344109998Smarkm verify_certfile = *args; 345109998Smarkm } 346109998Smarkm else badarg = 1; 347109998Smarkm } 348109998Smarkm else if (!strcmp (*args, "-CAfile")) 349109998Smarkm { 350109998Smarkm if (args[1]) 351109998Smarkm { 352109998Smarkm args++; 353109998Smarkm CAfile = *args; 354109998Smarkm } 355109998Smarkm else badarg = 1; 356109998Smarkm } 357109998Smarkm else if (!strcmp (*args, "-CApath")) 358109998Smarkm { 359109998Smarkm if (args[1]) 360109998Smarkm { 361109998Smarkm args++; 362109998Smarkm CApath = *args; 363109998Smarkm } 364109998Smarkm else badarg = 1; 365109998Smarkm } 366109998Smarkm else if (!strcmp (*args, "-validity_period")) 367109998Smarkm { 368109998Smarkm if (args[1]) 369109998Smarkm { 370109998Smarkm args++; 371109998Smarkm nsec = atol(*args); 372109998Smarkm if (nsec < 0) 373109998Smarkm { 374109998Smarkm BIO_printf(bio_err, 375109998Smarkm "Illegal validity period %s\n", 376109998Smarkm *args); 377109998Smarkm badarg = 1; 378109998Smarkm } 379109998Smarkm } 380109998Smarkm else badarg = 1; 381109998Smarkm } 382109998Smarkm else if (!strcmp (*args, "-status_age")) 383109998Smarkm { 384109998Smarkm if (args[1]) 385109998Smarkm { 386109998Smarkm args++; 387109998Smarkm maxage = atol(*args); 388109998Smarkm if (maxage < 0) 389109998Smarkm { 390109998Smarkm BIO_printf(bio_err, 391109998Smarkm "Illegal validity age %s\n", 392109998Smarkm *args); 393109998Smarkm badarg = 1; 394109998Smarkm } 395109998Smarkm } 396109998Smarkm else badarg = 1; 397109998Smarkm } 398109998Smarkm else if (!strcmp(*args, "-signkey")) 399109998Smarkm { 400109998Smarkm if (args[1]) 401109998Smarkm { 402109998Smarkm args++; 403109998Smarkm keyfile = *args; 404109998Smarkm } 405109998Smarkm else badarg = 1; 406109998Smarkm } 407109998Smarkm else if (!strcmp(*args, "-reqout")) 408109998Smarkm { 409109998Smarkm if (args[1]) 410109998Smarkm { 411109998Smarkm args++; 412109998Smarkm reqout = *args; 413109998Smarkm } 414109998Smarkm else badarg = 1; 415109998Smarkm } 416109998Smarkm else if (!strcmp(*args, "-respout")) 417109998Smarkm { 418109998Smarkm if (args[1]) 419109998Smarkm { 420109998Smarkm args++; 421109998Smarkm respout = *args; 422109998Smarkm } 423109998Smarkm else badarg = 1; 424109998Smarkm } 425109998Smarkm else if (!strcmp(*args, "-path")) 426109998Smarkm { 427109998Smarkm if (args[1]) 428109998Smarkm { 429109998Smarkm args++; 430109998Smarkm path = *args; 431109998Smarkm } 432109998Smarkm else badarg = 1; 433109998Smarkm } 434109998Smarkm else if (!strcmp(*args, "-issuer")) 435109998Smarkm { 436109998Smarkm if (args[1]) 437109998Smarkm { 438109998Smarkm args++; 439109998Smarkm X509_free(issuer); 440109998Smarkm issuer = load_cert(bio_err, *args, FORMAT_PEM, 441109998Smarkm NULL, e, "issuer certificate"); 442109998Smarkm if(!issuer) goto end; 443109998Smarkm } 444109998Smarkm else badarg = 1; 445109998Smarkm } 446109998Smarkm else if (!strcmp (*args, "-cert")) 447109998Smarkm { 448109998Smarkm if (args[1]) 449109998Smarkm { 450109998Smarkm args++; 451109998Smarkm X509_free(cert); 452109998Smarkm cert = load_cert(bio_err, *args, FORMAT_PEM, 453109998Smarkm NULL, e, "certificate"); 454109998Smarkm if(!cert) goto end; 455238405Sjkim if (!cert_id_md) cert_id_md = EVP_sha1(); 456238405Sjkim if(!add_ocsp_cert(&req, cert, cert_id_md, issuer, ids)) 457109998Smarkm goto end; 458238405Sjkim if(!sk_OPENSSL_STRING_push(reqnames, *args)) 459109998Smarkm goto end; 460109998Smarkm } 461109998Smarkm else badarg = 1; 462109998Smarkm } 463109998Smarkm else if (!strcmp(*args, "-serial")) 464109998Smarkm { 465109998Smarkm if (args[1]) 466109998Smarkm { 467109998Smarkm args++; 468238405Sjkim if (!cert_id_md) cert_id_md = EVP_sha1(); 469238405Sjkim if(!add_ocsp_serial(&req, *args, cert_id_md, issuer, ids)) 470109998Smarkm goto end; 471238405Sjkim if(!sk_OPENSSL_STRING_push(reqnames, *args)) 472109998Smarkm goto end; 473109998Smarkm } 474109998Smarkm else badarg = 1; 475109998Smarkm } 476109998Smarkm else if (!strcmp(*args, "-index")) 477109998Smarkm { 478109998Smarkm if (args[1]) 479109998Smarkm { 480109998Smarkm args++; 481109998Smarkm ridx_filename = *args; 482109998Smarkm } 483109998Smarkm else badarg = 1; 484109998Smarkm } 485109998Smarkm else if (!strcmp(*args, "-CA")) 486109998Smarkm { 487109998Smarkm if (args[1]) 488109998Smarkm { 489109998Smarkm args++; 490109998Smarkm rca_filename = *args; 491109998Smarkm } 492109998Smarkm else badarg = 1; 493109998Smarkm } 494109998Smarkm else if (!strcmp (*args, "-nmin")) 495109998Smarkm { 496109998Smarkm if (args[1]) 497109998Smarkm { 498109998Smarkm args++; 499109998Smarkm nmin = atol(*args); 500109998Smarkm if (nmin < 0) 501109998Smarkm { 502109998Smarkm BIO_printf(bio_err, 503109998Smarkm "Illegal update period %s\n", 504109998Smarkm *args); 505109998Smarkm badarg = 1; 506109998Smarkm } 507109998Smarkm } 508109998Smarkm if (ndays == -1) 509109998Smarkm ndays = 0; 510109998Smarkm else badarg = 1; 511109998Smarkm } 512109998Smarkm else if (!strcmp (*args, "-nrequest")) 513109998Smarkm { 514109998Smarkm if (args[1]) 515109998Smarkm { 516109998Smarkm args++; 517109998Smarkm accept_count = atol(*args); 518109998Smarkm if (accept_count < 0) 519109998Smarkm { 520109998Smarkm BIO_printf(bio_err, 521109998Smarkm "Illegal accept count %s\n", 522109998Smarkm *args); 523109998Smarkm badarg = 1; 524109998Smarkm } 525109998Smarkm } 526109998Smarkm else badarg = 1; 527109998Smarkm } 528109998Smarkm else if (!strcmp (*args, "-ndays")) 529109998Smarkm { 530109998Smarkm if (args[1]) 531109998Smarkm { 532109998Smarkm args++; 533109998Smarkm ndays = atol(*args); 534109998Smarkm if (ndays < 0) 535109998Smarkm { 536109998Smarkm BIO_printf(bio_err, 537109998Smarkm "Illegal update period %s\n", 538109998Smarkm *args); 539109998Smarkm badarg = 1; 540109998Smarkm } 541109998Smarkm } 542109998Smarkm else badarg = 1; 543109998Smarkm } 544109998Smarkm else if (!strcmp(*args, "-rsigner")) 545109998Smarkm { 546109998Smarkm if (args[1]) 547109998Smarkm { 548109998Smarkm args++; 549109998Smarkm rsignfile = *args; 550109998Smarkm } 551109998Smarkm else badarg = 1; 552109998Smarkm } 553109998Smarkm else if (!strcmp(*args, "-rkey")) 554109998Smarkm { 555109998Smarkm if (args[1]) 556109998Smarkm { 557109998Smarkm args++; 558109998Smarkm rkeyfile = *args; 559109998Smarkm } 560109998Smarkm else badarg = 1; 561109998Smarkm } 562109998Smarkm else if (!strcmp(*args, "-rother")) 563109998Smarkm { 564109998Smarkm if (args[1]) 565109998Smarkm { 566109998Smarkm args++; 567109998Smarkm rcertfile = *args; 568109998Smarkm } 569109998Smarkm else badarg = 1; 570109998Smarkm } 571238405Sjkim else if ((cert_id_md = EVP_get_digestbyname((*args)+1))==NULL) 572238405Sjkim { 573238405Sjkim badarg = 1; 574238405Sjkim } 575109998Smarkm args++; 576109998Smarkm } 577109998Smarkm 578109998Smarkm /* Have we anything to do? */ 579109998Smarkm if (!req && !reqin && !respin && !(port && ridx_filename)) badarg = 1; 580109998Smarkm 581109998Smarkm if (badarg) 582109998Smarkm { 583109998Smarkm BIO_printf (bio_err, "OCSP utility\n"); 584109998Smarkm BIO_printf (bio_err, "Usage ocsp [options]\n"); 585109998Smarkm BIO_printf (bio_err, "where options are\n"); 586279264Sdelphij BIO_printf (bio_err, "-out file output filename\n"); 587279264Sdelphij BIO_printf (bio_err, "-issuer file issuer certificate\n"); 588279264Sdelphij BIO_printf (bio_err, "-cert file certificate to check\n"); 589279264Sdelphij BIO_printf (bio_err, "-serial n serial number to check\n"); 590279264Sdelphij BIO_printf (bio_err, "-signer file certificate to sign OCSP request with\n"); 591279264Sdelphij BIO_printf (bio_err, "-signkey file private key to sign OCSP request with\n"); 592279264Sdelphij BIO_printf (bio_err, "-sign_other file additional certificates to include in signed request\n"); 593279264Sdelphij BIO_printf (bio_err, "-no_certs don't include any certificates in signed request\n"); 594279264Sdelphij BIO_printf (bio_err, "-req_text print text form of request\n"); 595279264Sdelphij BIO_printf (bio_err, "-resp_text print text form of response\n"); 596279264Sdelphij BIO_printf (bio_err, "-text print text form of request and response\n"); 597279264Sdelphij BIO_printf (bio_err, "-reqout file write DER encoded OCSP request to \"file\"\n"); 598279264Sdelphij BIO_printf (bio_err, "-respout file write DER encoded OCSP reponse to \"file\"\n"); 599279264Sdelphij BIO_printf (bio_err, "-reqin file read DER encoded OCSP request from \"file\"\n"); 600279264Sdelphij BIO_printf (bio_err, "-respin file read DER encoded OCSP reponse from \"file\"\n"); 601279264Sdelphij BIO_printf (bio_err, "-nonce add OCSP nonce to request\n"); 602279264Sdelphij BIO_printf (bio_err, "-no_nonce don't add OCSP nonce to request\n"); 603279264Sdelphij BIO_printf (bio_err, "-url URL OCSP responder URL\n"); 604279264Sdelphij BIO_printf (bio_err, "-host host:n send OCSP request to host on port n\n"); 605279264Sdelphij BIO_printf (bio_err, "-path path to use in OCSP request\n"); 606279264Sdelphij BIO_printf (bio_err, "-CApath dir trusted certificates directory\n"); 607279264Sdelphij BIO_printf (bio_err, "-CAfile file trusted certificates file\n"); 608279264Sdelphij BIO_printf (bio_err, "-VAfile file validator certificates file\n"); 609279264Sdelphij BIO_printf (bio_err, "-validity_period n maximum validity discrepancy in seconds\n"); 610279264Sdelphij BIO_printf (bio_err, "-status_age n maximum status age in seconds\n"); 611279264Sdelphij BIO_printf (bio_err, "-noverify don't verify response at all\n"); 612279264Sdelphij BIO_printf (bio_err, "-verify_other file additional certificates to search for signer\n"); 613279264Sdelphij BIO_printf (bio_err, "-trust_other don't verify additional certificates\n"); 614279264Sdelphij BIO_printf (bio_err, "-no_intern don't search certificates contained in response for signer\n"); 615120631Snectar BIO_printf (bio_err, "-no_signature_verify don't check signature on response\n"); 616279264Sdelphij BIO_printf (bio_err, "-no_cert_verify don't check signing certificate\n"); 617279264Sdelphij BIO_printf (bio_err, "-no_chain don't chain verify response\n"); 618279264Sdelphij BIO_printf (bio_err, "-no_cert_checks don't do additional checks on signing certificate\n"); 619279264Sdelphij BIO_printf (bio_err, "-port num port to run responder on\n"); 620279264Sdelphij BIO_printf (bio_err, "-index file certificate status index file\n"); 621279264Sdelphij BIO_printf (bio_err, "-CA file CA certificate\n"); 622279264Sdelphij BIO_printf (bio_err, "-rsigner file responder certificate to sign responses with\n"); 623279264Sdelphij BIO_printf (bio_err, "-rkey file responder key to sign responses with\n"); 624279264Sdelphij BIO_printf (bio_err, "-rother file other certificates to include in response\n"); 625279264Sdelphij BIO_printf (bio_err, "-resp_no_certs don't include any certificates in response\n"); 626279264Sdelphij BIO_printf (bio_err, "-nmin n number of minutes before next update\n"); 627279264Sdelphij BIO_printf (bio_err, "-ndays n number of days before next update\n"); 628279264Sdelphij BIO_printf (bio_err, "-resp_key_id identify reponse by signing certificate key ID\n"); 629279264Sdelphij BIO_printf (bio_err, "-nrequest n number of requests to accept (default unlimited)\n"); 630279264Sdelphij BIO_printf (bio_err, "-<dgst alg> use specified digest in the request\n"); 631279264Sdelphij BIO_printf (bio_err, "-timeout n timeout connection to OCSP responder after n seconds\n"); 632109998Smarkm goto end; 633109998Smarkm } 634109998Smarkm 635109998Smarkm if(outfile) out = BIO_new_file(outfile, "w"); 636109998Smarkm else out = BIO_new_fp(stdout, BIO_NOCLOSE); 637109998Smarkm 638109998Smarkm if(!out) 639109998Smarkm { 640109998Smarkm BIO_printf(bio_err, "Error opening output file\n"); 641109998Smarkm goto end; 642109998Smarkm } 643109998Smarkm 644109998Smarkm if (!req && (add_nonce != 2)) add_nonce = 0; 645109998Smarkm 646109998Smarkm if (!req && reqin) 647109998Smarkm { 648109998Smarkm derbio = BIO_new_file(reqin, "rb"); 649109998Smarkm if (!derbio) 650109998Smarkm { 651109998Smarkm BIO_printf(bio_err, "Error Opening OCSP request file\n"); 652109998Smarkm goto end; 653109998Smarkm } 654109998Smarkm req = d2i_OCSP_REQUEST_bio(derbio, NULL); 655109998Smarkm BIO_free(derbio); 656109998Smarkm if(!req) 657109998Smarkm { 658109998Smarkm BIO_printf(bio_err, "Error reading OCSP request\n"); 659109998Smarkm goto end; 660109998Smarkm } 661109998Smarkm } 662109998Smarkm 663109998Smarkm if (!req && port) 664109998Smarkm { 665109998Smarkm acbio = init_responder(port); 666109998Smarkm if (!acbio) 667109998Smarkm goto end; 668109998Smarkm } 669109998Smarkm 670109998Smarkm if (rsignfile && !rdb) 671109998Smarkm { 672109998Smarkm if (!rkeyfile) rkeyfile = rsignfile; 673109998Smarkm rsigner = load_cert(bio_err, rsignfile, FORMAT_PEM, 674109998Smarkm NULL, e, "responder certificate"); 675109998Smarkm if (!rsigner) 676109998Smarkm { 677109998Smarkm BIO_printf(bio_err, "Error loading responder certificate\n"); 678109998Smarkm goto end; 679109998Smarkm } 680109998Smarkm rca_cert = load_cert(bio_err, rca_filename, FORMAT_PEM, 681109998Smarkm NULL, e, "CA certificate"); 682109998Smarkm if (rcertfile) 683109998Smarkm { 684109998Smarkm rother = load_certs(bio_err, rcertfile, FORMAT_PEM, 685109998Smarkm NULL, e, "responder other certificates"); 686109998Smarkm if (!rother) goto end; 687109998Smarkm } 688109998Smarkm rkey = load_key(bio_err, rkeyfile, FORMAT_PEM, 0, NULL, NULL, 689109998Smarkm "responder private key"); 690109998Smarkm if (!rkey) 691109998Smarkm goto end; 692109998Smarkm } 693109998Smarkm if(acbio) 694109998Smarkm BIO_printf(bio_err, "Waiting for OCSP client connections...\n"); 695109998Smarkm 696109998Smarkm redo_accept: 697109998Smarkm 698109998Smarkm if (acbio) 699109998Smarkm { 700109998Smarkm if (!do_responder(&req, &cbio, acbio, port)) 701109998Smarkm goto end; 702109998Smarkm if (!req) 703109998Smarkm { 704109998Smarkm resp = OCSP_response_create(OCSP_RESPONSE_STATUS_MALFORMEDREQUEST, NULL); 705109998Smarkm send_ocsp_response(cbio, resp); 706109998Smarkm goto done_resp; 707109998Smarkm } 708109998Smarkm } 709109998Smarkm 710109998Smarkm if (!req && (signfile || reqout || host || add_nonce || ridx_filename)) 711109998Smarkm { 712109998Smarkm BIO_printf(bio_err, "Need an OCSP request for this operation!\n"); 713109998Smarkm goto end; 714109998Smarkm } 715109998Smarkm 716109998Smarkm if (req && add_nonce) OCSP_request_add1_nonce(req, NULL, -1); 717109998Smarkm 718109998Smarkm if (signfile) 719109998Smarkm { 720109998Smarkm if (!keyfile) keyfile = signfile; 721109998Smarkm signer = load_cert(bio_err, signfile, FORMAT_PEM, 722109998Smarkm NULL, e, "signer certificate"); 723109998Smarkm if (!signer) 724109998Smarkm { 725109998Smarkm BIO_printf(bio_err, "Error loading signer certificate\n"); 726109998Smarkm goto end; 727109998Smarkm } 728109998Smarkm if (sign_certfile) 729109998Smarkm { 730109998Smarkm sign_other = load_certs(bio_err, sign_certfile, FORMAT_PEM, 731109998Smarkm NULL, e, "signer certificates"); 732109998Smarkm if (!sign_other) goto end; 733109998Smarkm } 734109998Smarkm key = load_key(bio_err, keyfile, FORMAT_PEM, 0, NULL, NULL, 735109998Smarkm "signer private key"); 736109998Smarkm if (!key) 737109998Smarkm goto end; 738238405Sjkim 739238405Sjkim if (!OCSP_request_sign(req, signer, key, NULL, sign_other, sign_flags)) 740109998Smarkm { 741109998Smarkm BIO_printf(bio_err, "Error signing OCSP request\n"); 742109998Smarkm goto end; 743109998Smarkm } 744109998Smarkm } 745109998Smarkm 746109998Smarkm if (req_text && req) OCSP_REQUEST_print(out, req, 0); 747109998Smarkm 748109998Smarkm if (reqout) 749109998Smarkm { 750109998Smarkm derbio = BIO_new_file(reqout, "wb"); 751109998Smarkm if(!derbio) 752109998Smarkm { 753109998Smarkm BIO_printf(bio_err, "Error opening file %s\n", reqout); 754109998Smarkm goto end; 755109998Smarkm } 756109998Smarkm i2d_OCSP_REQUEST_bio(derbio, req); 757109998Smarkm BIO_free(derbio); 758109998Smarkm } 759109998Smarkm 760109998Smarkm if (ridx_filename && (!rkey || !rsigner || !rca_cert)) 761109998Smarkm { 762109998Smarkm BIO_printf(bio_err, "Need a responder certificate, key and CA for this operation!\n"); 763109998Smarkm goto end; 764109998Smarkm } 765109998Smarkm 766109998Smarkm if (ridx_filename && !rdb) 767109998Smarkm { 768127128Snectar rdb = load_index(ridx_filename, NULL); 769127128Snectar if (!rdb) goto end; 770127128Snectar if (!index_index(rdb)) goto end; 771109998Smarkm } 772109998Smarkm 773109998Smarkm if (rdb) 774109998Smarkm { 775109998Smarkm i = make_ocsp_response(&resp, req, rdb, rca_cert, rsigner, rkey, rother, rflags, nmin, ndays); 776109998Smarkm if (cbio) 777109998Smarkm send_ocsp_response(cbio, resp); 778109998Smarkm } 779109998Smarkm else if (host) 780109998Smarkm { 781111147Snectar#ifndef OPENSSL_NO_SOCK 782194206Ssimon resp = process_responder(bio_err, req, host, path, 783238405Sjkim port, use_ssl, headers, req_timeout); 784194206Ssimon if (!resp) 785194206Ssimon goto end; 786111147Snectar#else 787111147Snectar BIO_printf(bio_err, "Error creating connect BIO - sockets not supported.\n"); 788111147Snectar goto end; 789111147Snectar#endif 790109998Smarkm } 791109998Smarkm else if (respin) 792109998Smarkm { 793109998Smarkm derbio = BIO_new_file(respin, "rb"); 794109998Smarkm if (!derbio) 795109998Smarkm { 796109998Smarkm BIO_printf(bio_err, "Error Opening OCSP response file\n"); 797109998Smarkm goto end; 798109998Smarkm } 799109998Smarkm resp = d2i_OCSP_RESPONSE_bio(derbio, NULL); 800109998Smarkm BIO_free(derbio); 801109998Smarkm if(!resp) 802109998Smarkm { 803109998Smarkm BIO_printf(bio_err, "Error reading OCSP response\n"); 804109998Smarkm goto end; 805109998Smarkm } 806109998Smarkm 807109998Smarkm } 808109998Smarkm else 809109998Smarkm { 810109998Smarkm ret = 0; 811109998Smarkm goto end; 812109998Smarkm } 813109998Smarkm 814109998Smarkm done_resp: 815109998Smarkm 816109998Smarkm if (respout) 817109998Smarkm { 818109998Smarkm derbio = BIO_new_file(respout, "wb"); 819109998Smarkm if(!derbio) 820109998Smarkm { 821109998Smarkm BIO_printf(bio_err, "Error opening file %s\n", respout); 822109998Smarkm goto end; 823109998Smarkm } 824109998Smarkm i2d_OCSP_RESPONSE_bio(derbio, resp); 825109998Smarkm BIO_free(derbio); 826109998Smarkm } 827109998Smarkm 828109998Smarkm i = OCSP_response_status(resp); 829109998Smarkm 830109998Smarkm if (i != OCSP_RESPONSE_STATUS_SUCCESSFUL) 831109998Smarkm { 832160814Ssimon BIO_printf(out, "Responder Error: %s (%d)\n", 833109998Smarkm OCSP_response_status_str(i), i); 834120631Snectar if (ignore_err) 835120631Snectar goto redo_accept; 836109998Smarkm ret = 0; 837109998Smarkm goto end; 838109998Smarkm } 839109998Smarkm 840109998Smarkm if (resp_text) OCSP_RESPONSE_print(out, resp, 0); 841109998Smarkm 842109998Smarkm /* If running as responder don't verify our own response */ 843109998Smarkm if (cbio) 844109998Smarkm { 845109998Smarkm if (accept_count > 0) 846109998Smarkm accept_count--; 847109998Smarkm /* Redo if more connections needed */ 848109998Smarkm if (accept_count) 849109998Smarkm { 850109998Smarkm BIO_free_all(cbio); 851109998Smarkm cbio = NULL; 852109998Smarkm OCSP_REQUEST_free(req); 853109998Smarkm req = NULL; 854109998Smarkm OCSP_RESPONSE_free(resp); 855109998Smarkm resp = NULL; 856109998Smarkm goto redo_accept; 857109998Smarkm } 858109998Smarkm goto end; 859109998Smarkm } 860109998Smarkm 861109998Smarkm if (!store) 862109998Smarkm store = setup_verify(bio_err, CAfile, CApath); 863109998Smarkm if (!store) 864109998Smarkm goto end; 865109998Smarkm if (verify_certfile) 866109998Smarkm { 867109998Smarkm verify_other = load_certs(bio_err, verify_certfile, FORMAT_PEM, 868109998Smarkm NULL, e, "validator certificate"); 869109998Smarkm if (!verify_other) goto end; 870109998Smarkm } 871109998Smarkm 872109998Smarkm bs = OCSP_response_get1_basic(resp); 873109998Smarkm 874109998Smarkm if (!bs) 875109998Smarkm { 876109998Smarkm BIO_printf(bio_err, "Error parsing response\n"); 877109998Smarkm goto end; 878109998Smarkm } 879109998Smarkm 880109998Smarkm if (!noverify) 881109998Smarkm { 882109998Smarkm if (req && ((i = OCSP_check_nonce(req, bs)) <= 0)) 883109998Smarkm { 884109998Smarkm if (i == -1) 885109998Smarkm BIO_printf(bio_err, "WARNING: no nonce in response\n"); 886109998Smarkm else 887109998Smarkm { 888109998Smarkm BIO_printf(bio_err, "Nonce Verify error\n"); 889109998Smarkm goto end; 890109998Smarkm } 891109998Smarkm } 892109998Smarkm 893109998Smarkm i = OCSP_basic_verify(bs, verify_other, store, verify_flags); 894109998Smarkm if (i < 0) i = OCSP_basic_verify(bs, NULL, store, 0); 895109998Smarkm 896109998Smarkm if(i <= 0) 897109998Smarkm { 898160814Ssimon BIO_printf(bio_err, "Response Verify Failure\n"); 899109998Smarkm ERR_print_errors(bio_err); 900109998Smarkm } 901109998Smarkm else 902109998Smarkm BIO_printf(bio_err, "Response verify OK\n"); 903109998Smarkm 904109998Smarkm } 905109998Smarkm 906109998Smarkm if (!print_ocsp_summary(out, bs, req, reqnames, ids, nsec, maxage)) 907109998Smarkm goto end; 908109998Smarkm 909109998Smarkm ret = 0; 910109998Smarkm 911109998Smarkmend: 912109998Smarkm ERR_print_errors(bio_err); 913109998Smarkm X509_free(signer); 914109998Smarkm X509_STORE_free(store); 915109998Smarkm EVP_PKEY_free(key); 916109998Smarkm EVP_PKEY_free(rkey); 917109998Smarkm X509_free(issuer); 918109998Smarkm X509_free(cert); 919109998Smarkm X509_free(rsigner); 920109998Smarkm X509_free(rca_cert); 921127128Snectar free_index(rdb); 922109998Smarkm BIO_free_all(cbio); 923109998Smarkm BIO_free_all(acbio); 924109998Smarkm BIO_free(out); 925109998Smarkm OCSP_REQUEST_free(req); 926109998Smarkm OCSP_RESPONSE_free(resp); 927109998Smarkm OCSP_BASICRESP_free(bs); 928238405Sjkim sk_OPENSSL_STRING_free(reqnames); 929109998Smarkm sk_OCSP_CERTID_free(ids); 930109998Smarkm sk_X509_pop_free(sign_other, X509_free); 931109998Smarkm sk_X509_pop_free(verify_other, X509_free); 932238405Sjkim sk_CONF_VALUE_pop_free(headers, X509V3_conf_free); 933109998Smarkm 934279264Sdelphij if (thost) 935279264Sdelphij OPENSSL_free(thost); 936279264Sdelphij if (tport) 937279264Sdelphij OPENSSL_free(tport); 938279264Sdelphij if (tpath) 939279264Sdelphij OPENSSL_free(tpath); 940109998Smarkm 941109998Smarkm OPENSSL_EXIT(ret); 942109998Smarkm} 943109998Smarkm 944238405Sjkimstatic int add_ocsp_cert(OCSP_REQUEST **req, X509 *cert, const EVP_MD *cert_id_md,X509 *issuer, 945109998Smarkm STACK_OF(OCSP_CERTID) *ids) 946109998Smarkm { 947109998Smarkm OCSP_CERTID *id; 948109998Smarkm if(!issuer) 949109998Smarkm { 950109998Smarkm BIO_printf(bio_err, "No issuer certificate specified\n"); 951109998Smarkm return 0; 952109998Smarkm } 953109998Smarkm if(!*req) *req = OCSP_REQUEST_new(); 954109998Smarkm if(!*req) goto err; 955238405Sjkim id = OCSP_cert_to_id(cert_id_md, cert, issuer); 956109998Smarkm if(!id || !sk_OCSP_CERTID_push(ids, id)) goto err; 957109998Smarkm if(!OCSP_request_add0_id(*req, id)) goto err; 958109998Smarkm return 1; 959109998Smarkm 960109998Smarkm err: 961109998Smarkm BIO_printf(bio_err, "Error Creating OCSP request\n"); 962109998Smarkm return 0; 963109998Smarkm } 964109998Smarkm 965238405Sjkimstatic int add_ocsp_serial(OCSP_REQUEST **req, char *serial,const EVP_MD *cert_id_md, X509 *issuer, 966109998Smarkm STACK_OF(OCSP_CERTID) *ids) 967109998Smarkm { 968109998Smarkm OCSP_CERTID *id; 969109998Smarkm X509_NAME *iname; 970109998Smarkm ASN1_BIT_STRING *ikey; 971109998Smarkm ASN1_INTEGER *sno; 972109998Smarkm if(!issuer) 973109998Smarkm { 974109998Smarkm BIO_printf(bio_err, "No issuer certificate specified\n"); 975109998Smarkm return 0; 976109998Smarkm } 977109998Smarkm if(!*req) *req = OCSP_REQUEST_new(); 978109998Smarkm if(!*req) goto err; 979109998Smarkm iname = X509_get_subject_name(issuer); 980109998Smarkm ikey = X509_get0_pubkey_bitstr(issuer); 981109998Smarkm sno = s2i_ASN1_INTEGER(NULL, serial); 982109998Smarkm if(!sno) 983109998Smarkm { 984109998Smarkm BIO_printf(bio_err, "Error converting serial number %s\n", serial); 985109998Smarkm return 0; 986109998Smarkm } 987238405Sjkim id = OCSP_cert_id_new(cert_id_md, iname, ikey, sno); 988109998Smarkm ASN1_INTEGER_free(sno); 989109998Smarkm if(!id || !sk_OCSP_CERTID_push(ids, id)) goto err; 990109998Smarkm if(!OCSP_request_add0_id(*req, id)) goto err; 991109998Smarkm return 1; 992109998Smarkm 993109998Smarkm err: 994109998Smarkm BIO_printf(bio_err, "Error Creating OCSP request\n"); 995109998Smarkm return 0; 996109998Smarkm } 997109998Smarkm 998109998Smarkmstatic int print_ocsp_summary(BIO *out, OCSP_BASICRESP *bs, OCSP_REQUEST *req, 999238405Sjkim STACK_OF(OPENSSL_STRING) *names, 1000238405Sjkim STACK_OF(OCSP_CERTID) *ids, long nsec, 1001238405Sjkim long maxage) 1002109998Smarkm { 1003109998Smarkm OCSP_CERTID *id; 1004109998Smarkm char *name; 1005109998Smarkm int i; 1006109998Smarkm 1007109998Smarkm int status, reason; 1008109998Smarkm 1009109998Smarkm ASN1_GENERALIZEDTIME *rev, *thisupd, *nextupd; 1010109998Smarkm 1011238405Sjkim if (!bs || !req || !sk_OPENSSL_STRING_num(names) || !sk_OCSP_CERTID_num(ids)) 1012109998Smarkm return 1; 1013109998Smarkm 1014109998Smarkm for (i = 0; i < sk_OCSP_CERTID_num(ids); i++) 1015109998Smarkm { 1016109998Smarkm id = sk_OCSP_CERTID_value(ids, i); 1017238405Sjkim name = sk_OPENSSL_STRING_value(names, i); 1018109998Smarkm BIO_printf(out, "%s: ", name); 1019109998Smarkm 1020109998Smarkm if(!OCSP_resp_find_status(bs, id, &status, &reason, 1021109998Smarkm &rev, &thisupd, &nextupd)) 1022109998Smarkm { 1023109998Smarkm BIO_puts(out, "ERROR: No Status found.\n"); 1024109998Smarkm continue; 1025109998Smarkm } 1026109998Smarkm 1027109998Smarkm /* Check validity: if invalid write to output BIO so we 1028109998Smarkm * know which response this refers to. 1029109998Smarkm */ 1030109998Smarkm if (!OCSP_check_validity(thisupd, nextupd, nsec, maxage)) 1031109998Smarkm { 1032109998Smarkm BIO_puts(out, "WARNING: Status times invalid.\n"); 1033109998Smarkm ERR_print_errors(out); 1034109998Smarkm } 1035109998Smarkm BIO_printf(out, "%s\n", OCSP_cert_status_str(status)); 1036109998Smarkm 1037109998Smarkm BIO_puts(out, "\tThis Update: "); 1038109998Smarkm ASN1_GENERALIZEDTIME_print(out, thisupd); 1039109998Smarkm BIO_puts(out, "\n"); 1040109998Smarkm 1041109998Smarkm if(nextupd) 1042109998Smarkm { 1043109998Smarkm BIO_puts(out, "\tNext Update: "); 1044109998Smarkm ASN1_GENERALIZEDTIME_print(out, nextupd); 1045109998Smarkm BIO_puts(out, "\n"); 1046109998Smarkm } 1047109998Smarkm 1048109998Smarkm if (status != V_OCSP_CERTSTATUS_REVOKED) 1049109998Smarkm continue; 1050109998Smarkm 1051109998Smarkm if (reason != -1) 1052109998Smarkm BIO_printf(out, "\tReason: %s\n", 1053109998Smarkm OCSP_crl_reason_str(reason)); 1054109998Smarkm 1055109998Smarkm BIO_puts(out, "\tRevocation Time: "); 1056109998Smarkm ASN1_GENERALIZEDTIME_print(out, rev); 1057109998Smarkm BIO_puts(out, "\n"); 1058109998Smarkm } 1059109998Smarkm 1060109998Smarkm return 1; 1061109998Smarkm } 1062109998Smarkm 1063109998Smarkm 1064127128Snectarstatic int make_ocsp_response(OCSP_RESPONSE **resp, OCSP_REQUEST *req, CA_DB *db, 1065109998Smarkm X509 *ca, X509 *rcert, EVP_PKEY *rkey, 1066109998Smarkm STACK_OF(X509) *rother, unsigned long flags, 1067109998Smarkm int nmin, int ndays) 1068109998Smarkm { 1069109998Smarkm ASN1_TIME *thisupd = NULL, *nextupd = NULL; 1070109998Smarkm OCSP_CERTID *cid, *ca_id = NULL; 1071109998Smarkm OCSP_BASICRESP *bs = NULL; 1072109998Smarkm int i, id_count, ret = 1; 1073109998Smarkm 1074109998Smarkm id_count = OCSP_request_onereq_count(req); 1075109998Smarkm 1076109998Smarkm if (id_count <= 0) 1077109998Smarkm { 1078109998Smarkm *resp = OCSP_response_create(OCSP_RESPONSE_STATUS_MALFORMEDREQUEST, NULL); 1079109998Smarkm goto end; 1080109998Smarkm } 1081109998Smarkm 1082109998Smarkm 1083109998Smarkm bs = OCSP_BASICRESP_new(); 1084109998Smarkm thisupd = X509_gmtime_adj(NULL, 0); 1085109998Smarkm if (ndays != -1) 1086109998Smarkm nextupd = X509_gmtime_adj(NULL, nmin * 60 + ndays * 3600 * 24 ); 1087109998Smarkm 1088109998Smarkm /* Examine each certificate id in the request */ 1089109998Smarkm for (i = 0; i < id_count; i++) 1090109998Smarkm { 1091109998Smarkm OCSP_ONEREQ *one; 1092109998Smarkm ASN1_INTEGER *serial; 1093109998Smarkm char **inf; 1094238405Sjkim ASN1_OBJECT *cert_id_md_oid; 1095238405Sjkim const EVP_MD *cert_id_md; 1096109998Smarkm one = OCSP_request_onereq_get0(req, i); 1097109998Smarkm cid = OCSP_onereq_get0_id(one); 1098238405Sjkim 1099238405Sjkim OCSP_id_get0_info(NULL,&cert_id_md_oid, NULL,NULL, cid); 1100238405Sjkim 1101238405Sjkim cert_id_md = EVP_get_digestbyobj(cert_id_md_oid); 1102238405Sjkim if (! cert_id_md) 1103238405Sjkim { 1104238405Sjkim *resp = OCSP_response_create(OCSP_RESPONSE_STATUS_INTERNALERROR, 1105238405Sjkim NULL); 1106238405Sjkim goto end; 1107238405Sjkim } 1108238405Sjkim if (ca_id) OCSP_CERTID_free(ca_id); 1109238405Sjkim ca_id = OCSP_cert_to_id(cert_id_md, NULL, ca); 1110238405Sjkim 1111109998Smarkm /* Is this request about our CA? */ 1112109998Smarkm if (OCSP_id_issuer_cmp(ca_id, cid)) 1113109998Smarkm { 1114109998Smarkm OCSP_basic_add1_status(bs, cid, 1115109998Smarkm V_OCSP_CERTSTATUS_UNKNOWN, 1116109998Smarkm 0, NULL, 1117109998Smarkm thisupd, nextupd); 1118109998Smarkm continue; 1119109998Smarkm } 1120109998Smarkm OCSP_id_get0_info(NULL, NULL, NULL, &serial, cid); 1121109998Smarkm inf = lookup_serial(db, serial); 1122109998Smarkm if (!inf) 1123109998Smarkm OCSP_basic_add1_status(bs, cid, 1124109998Smarkm V_OCSP_CERTSTATUS_UNKNOWN, 1125109998Smarkm 0, NULL, 1126109998Smarkm thisupd, nextupd); 1127109998Smarkm else if (inf[DB_type][0] == DB_TYPE_VAL) 1128109998Smarkm OCSP_basic_add1_status(bs, cid, 1129109998Smarkm V_OCSP_CERTSTATUS_GOOD, 1130109998Smarkm 0, NULL, 1131109998Smarkm thisupd, nextupd); 1132109998Smarkm else if (inf[DB_type][0] == DB_TYPE_REV) 1133109998Smarkm { 1134109998Smarkm ASN1_OBJECT *inst = NULL; 1135109998Smarkm ASN1_TIME *revtm = NULL; 1136109998Smarkm ASN1_GENERALIZEDTIME *invtm = NULL; 1137109998Smarkm OCSP_SINGLERESP *single; 1138109998Smarkm int reason = -1; 1139109998Smarkm unpack_revinfo(&revtm, &reason, &inst, &invtm, inf[DB_rev_date]); 1140109998Smarkm single = OCSP_basic_add1_status(bs, cid, 1141109998Smarkm V_OCSP_CERTSTATUS_REVOKED, 1142109998Smarkm reason, revtm, 1143109998Smarkm thisupd, nextupd); 1144109998Smarkm if (invtm) 1145109998Smarkm OCSP_SINGLERESP_add1_ext_i2d(single, NID_invalidity_date, invtm, 0, 0); 1146109998Smarkm else if (inst) 1147109998Smarkm OCSP_SINGLERESP_add1_ext_i2d(single, NID_hold_instruction_code, inst, 0, 0); 1148109998Smarkm ASN1_OBJECT_free(inst); 1149109998Smarkm ASN1_TIME_free(revtm); 1150109998Smarkm ASN1_GENERALIZEDTIME_free(invtm); 1151109998Smarkm } 1152109998Smarkm } 1153109998Smarkm 1154109998Smarkm OCSP_copy_nonce(bs, req); 1155238405Sjkim 1156238405Sjkim OCSP_basic_sign(bs, rcert, rkey, NULL, rother, flags); 1157109998Smarkm 1158109998Smarkm *resp = OCSP_response_create(OCSP_RESPONSE_STATUS_SUCCESSFUL, bs); 1159109998Smarkm 1160109998Smarkm end: 1161109998Smarkm ASN1_TIME_free(thisupd); 1162109998Smarkm ASN1_TIME_free(nextupd); 1163109998Smarkm OCSP_CERTID_free(ca_id); 1164109998Smarkm OCSP_BASICRESP_free(bs); 1165109998Smarkm return ret; 1166109998Smarkm 1167109998Smarkm } 1168109998Smarkm 1169127128Snectarstatic char **lookup_serial(CA_DB *db, ASN1_INTEGER *ser) 1170109998Smarkm { 1171109998Smarkm int i; 1172109998Smarkm BIGNUM *bn = NULL; 1173109998Smarkm char *itmp, *row[DB_NUMBER],**rrow; 1174109998Smarkm for (i = 0; i < DB_NUMBER; i++) row[i] = NULL; 1175109998Smarkm bn = ASN1_INTEGER_to_BN(ser,NULL); 1176194206Ssimon OPENSSL_assert(bn); /* FIXME: should report an error at this point and abort */ 1177109998Smarkm if (BN_is_zero(bn)) 1178109998Smarkm itmp = BUF_strdup("00"); 1179109998Smarkm else 1180109998Smarkm itmp = BN_bn2hex(bn); 1181109998Smarkm row[DB_serial] = itmp; 1182109998Smarkm BN_free(bn); 1183127128Snectar rrow=TXT_DB_get_by_index(db->db,DB_serial,row); 1184109998Smarkm OPENSSL_free(itmp); 1185109998Smarkm return rrow; 1186109998Smarkm } 1187109998Smarkm 1188109998Smarkm/* Quick and dirty OCSP server: read in and parse input request */ 1189109998Smarkm 1190109998Smarkmstatic BIO *init_responder(char *port) 1191109998Smarkm { 1192109998Smarkm BIO *acbio = NULL, *bufbio = NULL; 1193109998Smarkm bufbio = BIO_new(BIO_f_buffer()); 1194109998Smarkm if (!bufbio) 1195109998Smarkm goto err; 1196111147Snectar#ifndef OPENSSL_NO_SOCK 1197109998Smarkm acbio = BIO_new_accept(port); 1198111147Snectar#else 1199111147Snectar BIO_printf(bio_err, "Error setting up accept BIO - sockets not supported.\n"); 1200111147Snectar#endif 1201109998Smarkm if (!acbio) 1202109998Smarkm goto err; 1203109998Smarkm BIO_set_accept_bios(acbio, bufbio); 1204109998Smarkm bufbio = NULL; 1205109998Smarkm 1206109998Smarkm if (BIO_do_accept(acbio) <= 0) 1207109998Smarkm { 1208109998Smarkm BIO_printf(bio_err, "Error setting up accept BIO\n"); 1209109998Smarkm ERR_print_errors(bio_err); 1210109998Smarkm goto err; 1211109998Smarkm } 1212109998Smarkm 1213109998Smarkm return acbio; 1214109998Smarkm 1215109998Smarkm err: 1216109998Smarkm BIO_free_all(acbio); 1217109998Smarkm BIO_free(bufbio); 1218109998Smarkm return NULL; 1219109998Smarkm } 1220109998Smarkm 1221109998Smarkmstatic int do_responder(OCSP_REQUEST **preq, BIO **pcbio, BIO *acbio, char *port) 1222109998Smarkm { 1223109998Smarkm int have_post = 0, len; 1224109998Smarkm OCSP_REQUEST *req = NULL; 1225109998Smarkm char inbuf[1024]; 1226109998Smarkm BIO *cbio = NULL; 1227109998Smarkm 1228109998Smarkm if (BIO_do_accept(acbio) <= 0) 1229109998Smarkm { 1230109998Smarkm BIO_printf(bio_err, "Error accepting connection\n"); 1231109998Smarkm ERR_print_errors(bio_err); 1232109998Smarkm return 0; 1233109998Smarkm } 1234109998Smarkm 1235109998Smarkm cbio = BIO_pop(acbio); 1236109998Smarkm *pcbio = cbio; 1237109998Smarkm 1238109998Smarkm for(;;) 1239109998Smarkm { 1240109998Smarkm len = BIO_gets(cbio, inbuf, sizeof inbuf); 1241109998Smarkm if (len <= 0) 1242109998Smarkm return 1; 1243109998Smarkm /* Look for "POST" signalling start of query */ 1244109998Smarkm if (!have_post) 1245109998Smarkm { 1246109998Smarkm if(strncmp(inbuf, "POST", 4)) 1247109998Smarkm { 1248109998Smarkm BIO_printf(bio_err, "Invalid request\n"); 1249109998Smarkm return 1; 1250109998Smarkm } 1251109998Smarkm have_post = 1; 1252109998Smarkm } 1253109998Smarkm /* Look for end of headers */ 1254109998Smarkm if ((inbuf[0] == '\r') || (inbuf[0] == '\n')) 1255109998Smarkm break; 1256109998Smarkm } 1257109998Smarkm 1258109998Smarkm /* Try to read OCSP request */ 1259109998Smarkm 1260109998Smarkm req = d2i_OCSP_REQUEST_bio(cbio, NULL); 1261109998Smarkm 1262109998Smarkm if (!req) 1263109998Smarkm { 1264109998Smarkm BIO_printf(bio_err, "Error parsing OCSP request\n"); 1265109998Smarkm ERR_print_errors(bio_err); 1266109998Smarkm } 1267109998Smarkm 1268109998Smarkm *preq = req; 1269109998Smarkm 1270109998Smarkm return 1; 1271109998Smarkm 1272109998Smarkm } 1273109998Smarkm 1274109998Smarkmstatic int send_ocsp_response(BIO *cbio, OCSP_RESPONSE *resp) 1275109998Smarkm { 1276109998Smarkm char http_resp[] = 1277109998Smarkm "HTTP/1.0 200 OK\r\nContent-type: application/ocsp-response\r\n" 1278109998Smarkm "Content-Length: %d\r\n\r\n"; 1279109998Smarkm if (!cbio) 1280109998Smarkm return 0; 1281109998Smarkm BIO_printf(cbio, http_resp, i2d_OCSP_RESPONSE(resp, NULL)); 1282109998Smarkm i2d_OCSP_RESPONSE_bio(cbio, resp); 1283194206Ssimon (void)BIO_flush(cbio); 1284109998Smarkm return 1; 1285109998Smarkm } 1286109998Smarkm 1287194206Ssimonstatic OCSP_RESPONSE *query_responder(BIO *err, BIO *cbio, char *path, 1288238405Sjkim STACK_OF(CONF_VALUE) *headers, 1289194206Ssimon OCSP_REQUEST *req, int req_timeout) 1290194206Ssimon { 1291194206Ssimon int fd; 1292194206Ssimon int rv; 1293238405Sjkim int i; 1294194206Ssimon OCSP_REQ_CTX *ctx = NULL; 1295194206Ssimon OCSP_RESPONSE *rsp = NULL; 1296194206Ssimon fd_set confds; 1297194206Ssimon struct timeval tv; 1298194206Ssimon 1299194206Ssimon if (req_timeout != -1) 1300194206Ssimon BIO_set_nbio(cbio, 1); 1301194206Ssimon 1302194206Ssimon rv = BIO_do_connect(cbio); 1303194206Ssimon 1304194206Ssimon if ((rv <= 0) && ((req_timeout == -1) || !BIO_should_retry(cbio))) 1305194206Ssimon { 1306194206Ssimon BIO_puts(err, "Error connecting BIO\n"); 1307194206Ssimon return NULL; 1308194206Ssimon } 1309194206Ssimon 1310194206Ssimon if (BIO_get_fd(cbio, &fd) <= 0) 1311194206Ssimon { 1312194206Ssimon BIO_puts(err, "Can't get connection fd\n"); 1313194206Ssimon goto err; 1314194206Ssimon } 1315194206Ssimon 1316238405Sjkim if (req_timeout != -1 && rv <= 0) 1317194206Ssimon { 1318194206Ssimon FD_ZERO(&confds); 1319194206Ssimon openssl_fdset(fd, &confds); 1320194206Ssimon tv.tv_usec = 0; 1321194206Ssimon tv.tv_sec = req_timeout; 1322194206Ssimon rv = select(fd + 1, NULL, (void *)&confds, NULL, &tv); 1323194206Ssimon if (rv == 0) 1324194206Ssimon { 1325194206Ssimon BIO_puts(err, "Timeout on connect\n"); 1326194206Ssimon return NULL; 1327194206Ssimon } 1328194206Ssimon } 1329194206Ssimon 1330194206Ssimon 1331238405Sjkim ctx = OCSP_sendreq_new(cbio, path, NULL, -1); 1332194206Ssimon if (!ctx) 1333194206Ssimon return NULL; 1334238405Sjkim 1335238405Sjkim for (i = 0; i < sk_CONF_VALUE_num(headers); i++) 1336238405Sjkim { 1337238405Sjkim CONF_VALUE *hdr = sk_CONF_VALUE_value(headers, i); 1338238405Sjkim if (!OCSP_REQ_CTX_add1_header(ctx, hdr->name, hdr->value)) 1339238405Sjkim goto err; 1340238405Sjkim } 1341238405Sjkim 1342238405Sjkim if (!OCSP_REQ_CTX_set1_req(ctx, req)) 1343238405Sjkim goto err; 1344194206Ssimon 1345194206Ssimon for (;;) 1346194206Ssimon { 1347194206Ssimon rv = OCSP_sendreq_nbio(&rsp, ctx); 1348194206Ssimon if (rv != -1) 1349194206Ssimon break; 1350238405Sjkim if (req_timeout == -1) 1351238405Sjkim continue; 1352194206Ssimon FD_ZERO(&confds); 1353194206Ssimon openssl_fdset(fd, &confds); 1354194206Ssimon tv.tv_usec = 0; 1355194206Ssimon tv.tv_sec = req_timeout; 1356194206Ssimon if (BIO_should_read(cbio)) 1357194206Ssimon rv = select(fd + 1, (void *)&confds, NULL, NULL, &tv); 1358194206Ssimon else if (BIO_should_write(cbio)) 1359194206Ssimon rv = select(fd + 1, NULL, (void *)&confds, NULL, &tv); 1360194206Ssimon else 1361194206Ssimon { 1362194206Ssimon BIO_puts(err, "Unexpected retry condition\n"); 1363194206Ssimon goto err; 1364194206Ssimon } 1365194206Ssimon if (rv == 0) 1366194206Ssimon { 1367194206Ssimon BIO_puts(err, "Timeout on request\n"); 1368194206Ssimon break; 1369194206Ssimon } 1370194206Ssimon if (rv == -1) 1371194206Ssimon { 1372194206Ssimon BIO_puts(err, "Select error\n"); 1373194206Ssimon break; 1374194206Ssimon } 1375238405Sjkim 1376194206Ssimon } 1377194206Ssimon err: 1378194206Ssimon if (ctx) 1379194206Ssimon OCSP_REQ_CTX_free(ctx); 1380194206Ssimon 1381194206Ssimon return rsp; 1382194206Ssimon } 1383194206Ssimon 1384194206SsimonOCSP_RESPONSE *process_responder(BIO *err, OCSP_REQUEST *req, 1385194206Ssimon char *host, char *path, char *port, int use_ssl, 1386238405Sjkim STACK_OF(CONF_VALUE) *headers, 1387194206Ssimon int req_timeout) 1388194206Ssimon { 1389194206Ssimon BIO *cbio = NULL; 1390194206Ssimon SSL_CTX *ctx = NULL; 1391194206Ssimon OCSP_RESPONSE *resp = NULL; 1392194206Ssimon cbio = BIO_new_connect(host); 1393194206Ssimon if (!cbio) 1394194206Ssimon { 1395194206Ssimon BIO_printf(err, "Error creating connect BIO\n"); 1396194206Ssimon goto end; 1397194206Ssimon } 1398194206Ssimon if (port) BIO_set_conn_port(cbio, port); 1399194206Ssimon if (use_ssl == 1) 1400194206Ssimon { 1401194206Ssimon BIO *sbio; 1402194206Ssimon ctx = SSL_CTX_new(SSLv23_client_method()); 1403194206Ssimon if (ctx == NULL) 1404194206Ssimon { 1405194206Ssimon BIO_printf(err, "Error creating SSL context.\n"); 1406194206Ssimon goto end; 1407194206Ssimon } 1408194206Ssimon SSL_CTX_set_mode(ctx, SSL_MODE_AUTO_RETRY); 1409194206Ssimon sbio = BIO_new_ssl(ctx, 1); 1410194206Ssimon cbio = BIO_push(sbio, cbio); 1411194206Ssimon } 1412238405Sjkim resp = query_responder(err, cbio, path, headers, req, req_timeout); 1413194206Ssimon if (!resp) 1414279264Sdelphij BIO_printf(bio_err, "Error querying OCSP responder\n"); 1415194206Ssimon end: 1416238405Sjkim if (cbio) 1417238405Sjkim BIO_free_all(cbio); 1418194206Ssimon if (ctx) 1419194206Ssimon SSL_CTX_free(ctx); 1420194206Ssimon return resp; 1421194206Ssimon } 1422194206Ssimon 1423194206Ssimon#endif 1424