2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
5 /* ====================================================================
6 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
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
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/)"
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.
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.
34 * 6. Redistributions of any form whatsoever must retain the following
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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 * ====================================================================
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).
61 #include <openssl/pem.h>
62 #include <openssl/ocsp.h>
63 #include <openssl/err.h>
64 #include <openssl/ssl.h>
67 /* Maximum leeway in validity period: default 5 minutes */
68 #define MAX_VALIDITY_PERIOD (5 * 60)
70 /* CA index.txt definitions */
74 #define DB_serial 3 /* index - unique */
76 #define DB_name 5 /* index - unique for active */
79 #define DB_TYPE_REV 'R'
80 #define DB_TYPE_EXP 'E'
81 #define DB_TYPE_VAL 'V'
83 static int add_ocsp_cert(OCSP_REQUEST **req, X509 *cert, X509 *issuer,
84 STACK_OF(OCSP_CERTID) *ids);
85 static int add_ocsp_serial(OCSP_REQUEST **req, char *serial, X509 *issuer,
86 STACK_OF(OCSP_CERTID) *ids);
87 static int print_ocsp_summary(BIO *out, OCSP_BASICRESP *bs, OCSP_REQUEST *req,
88 STACK *names, STACK_OF(OCSP_CERTID) *ids,
89 long nsec, long maxage);
91 static int make_ocsp_response(OCSP_RESPONSE **resp, OCSP_REQUEST *req, TXT_DB *db,
92 X509 *ca, X509 *rcert, EVP_PKEY *rkey,
93 STACK_OF(X509) *rother, unsigned long flags,
96 static char **lookup_serial(TXT_DB *db, ASN1_INTEGER *ser);
97 static BIO *init_responder(char *port);
98 static int do_responder(OCSP_REQUEST **preq, BIO **pcbio, BIO *acbio, char *port);
99 static int send_ocsp_response(BIO *cbio, OCSP_RESPONSE *resp);
102 #define PROG ocsp_main
104 int MAIN(int, char **);
106 int MAIN(int argc, char **argv)
110 char *host = NULL, *port = NULL, *path = "/";
111 char *reqin = NULL, *respin = NULL;
112 char *reqout = NULL, *respout = NULL;
113 char *signfile = NULL, *keyfile = NULL;
114 char *rsignfile = NULL, *rkeyfile = NULL;
115 char *outfile = NULL;
116 int add_nonce = 1, noverify = 0, use_ssl = -1;
117 OCSP_REQUEST *req = NULL;
118 OCSP_RESPONSE *resp = NULL;
119 OCSP_BASICRESP *bs = NULL;
120 X509 *issuer = NULL, *cert = NULL;
121 X509 *signer = NULL, *rsigner = NULL;
122 EVP_PKEY *key = NULL, *rkey = NULL;
123 BIO *acbio = NULL, *cbio = NULL;
126 int req_text = 0, resp_text = 0;
127 long nsec = MAX_VALIDITY_PERIOD, maxage = -1;
128 char *CAfile = NULL, *CApath = NULL;
129 X509_STORE *store = NULL;
131 STACK_OF(X509) *sign_other = NULL, *verify_other = NULL, *rother = NULL;
132 char *sign_certfile = NULL, *verify_certfile = NULL, *rcertfile = NULL;
133 unsigned long sign_flags = 0, verify_flags = 0, rflags = 0;
135 int accept_count = -1;
138 STACK *reqnames = NULL;
139 STACK_OF(OCSP_CERTID) *ids = NULL;
141 X509 *rca_cert = NULL;
142 char *ridx_filename = NULL;
143 char *rca_filename = NULL;
145 int nmin = 0, ndays = -1;
147 if (bio_err == NULL) bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
148 SSL_load_error_strings();
150 reqnames = sk_new_null();
151 ids = sk_OCSP_CERTID_new_null();
152 while (!badarg && *args && *args[0] == '-')
154 if (!strcmp(*args, "-out"))
163 else if (!strcmp(*args, "-url"))
168 if (!OCSP_parse_url(*args, &host, &port, &path, &use_ssl))
170 BIO_printf(bio_err, "Error parsing URL\n");
176 else if (!strcmp(*args, "-host"))
185 else if (!strcmp(*args, "-port"))
194 else if (!strcmp(*args, "-noverify"))
196 else if (!strcmp(*args, "-nonce"))
198 else if (!strcmp(*args, "-no_nonce"))
200 else if (!strcmp(*args, "-resp_no_certs"))
201 rflags |= OCSP_NOCERTS;
202 else if (!strcmp(*args, "-resp_key_id"))
203 rflags |= OCSP_RESPID_KEY;
204 else if (!strcmp(*args, "-no_certs"))
205 sign_flags |= OCSP_NOCERTS;
206 else if (!strcmp(*args, "-no_signature_verify"))
207 verify_flags |= OCSP_NOSIGS;
208 else if (!strcmp(*args, "-no_cert_verify"))
209 verify_flags |= OCSP_NOVERIFY;
210 else if (!strcmp(*args, "-no_chain"))
211 verify_flags |= OCSP_NOCHAIN;
212 else if (!strcmp(*args, "-no_cert_checks"))
213 verify_flags |= OCSP_NOCHECKS;
214 else if (!strcmp(*args, "-no_explicit"))
215 verify_flags |= OCSP_NOEXPLICIT;
216 else if (!strcmp(*args, "-trust_other"))
217 verify_flags |= OCSP_TRUSTOTHER;
218 else if (!strcmp(*args, "-no_intern"))
219 verify_flags |= OCSP_NOINTERN;
220 else if (!strcmp(*args, "-text"))
225 else if (!strcmp(*args, "-req_text"))
227 else if (!strcmp(*args, "-resp_text"))
229 else if (!strcmp(*args, "-reqin"))
238 else if (!strcmp(*args, "-respin"))
247 else if (!strcmp(*args, "-signer"))
256 else if (!strcmp (*args, "-VAfile"))
261 verify_certfile = *args;
262 verify_flags |= OCSP_TRUSTOTHER;
266 else if (!strcmp(*args, "-sign_other"))
271 sign_certfile = *args;
275 else if (!strcmp(*args, "-verify_other"))
280 verify_certfile = *args;
284 else if (!strcmp (*args, "-CAfile"))
293 else if (!strcmp (*args, "-CApath"))
302 else if (!strcmp (*args, "-validity_period"))
311 "Illegal validity period %s\n",
318 else if (!strcmp (*args, "-status_age"))
323 maxage = atol(*args);
327 "Illegal validity age %s\n",
334 else if (!strcmp(*args, "-signkey"))
343 else if (!strcmp(*args, "-reqout"))
352 else if (!strcmp(*args, "-respout"))
361 else if (!strcmp(*args, "-path"))
370 else if (!strcmp(*args, "-issuer"))
376 issuer = load_cert(bio_err, *args, FORMAT_PEM,
377 NULL, e, "issuer certificate");
378 if(!issuer) goto end;
382 else if (!strcmp (*args, "-cert"))
388 cert = load_cert(bio_err, *args, FORMAT_PEM,
389 NULL, e, "certificate");
391 if(!add_ocsp_cert(&req, cert, issuer, ids))
393 if(!sk_push(reqnames, *args))
398 else if (!strcmp(*args, "-serial"))
403 if(!add_ocsp_serial(&req, *args, issuer, ids))
405 if(!sk_push(reqnames, *args))
410 else if (!strcmp(*args, "-index"))
415 ridx_filename = *args;
419 else if (!strcmp(*args, "-CA"))
424 rca_filename = *args;
428 else if (!strcmp (*args, "-nmin"))
437 "Illegal update period %s\n",
446 else if (!strcmp (*args, "-nrequest"))
451 accept_count = atol(*args);
452 if (accept_count < 0)
455 "Illegal accept count %s\n",
462 else if (!strcmp (*args, "-ndays"))
471 "Illegal update period %s\n",
478 else if (!strcmp(*args, "-rsigner"))
487 else if (!strcmp(*args, "-rkey"))
496 else if (!strcmp(*args, "-rother"))
509 /* Have we anything to do? */
510 if (!req && !reqin && !respin && !(port && ridx_filename)) badarg = 1;
514 BIO_printf (bio_err, "OCSP utility\n");
515 BIO_printf (bio_err, "Usage ocsp [options]\n");
516 BIO_printf (bio_err, "where options are\n");
517 BIO_printf (bio_err, "-out file output filename\n");
518 BIO_printf (bio_err, "-issuer file issuer certificate\n");
519 BIO_printf (bio_err, "-cert file certificate to check\n");
520 BIO_printf (bio_err, "-serial n serial number to check\n");
521 BIO_printf (bio_err, "-signer file certificate to sign OCSP request with\n");
522 BIO_printf (bio_err, "-signkey file private key to sign OCSP request with\n");
523 BIO_printf (bio_err, "-sign_certs file additional certificates to include in signed request\n");
524 BIO_printf (bio_err, "-no_certs don't include any certificates in signed request\n");
525 BIO_printf (bio_err, "-req_text print text form of request\n");
526 BIO_printf (bio_err, "-resp_text print text form of response\n");
527 BIO_printf (bio_err, "-text print text form of request and response\n");
528 BIO_printf (bio_err, "-reqout file write DER encoded OCSP request to \"file\"\n");
529 BIO_printf (bio_err, "-respout file write DER encoded OCSP reponse to \"file\"\n");
530 BIO_printf (bio_err, "-reqin file read DER encoded OCSP request from \"file\"\n");
531 BIO_printf (bio_err, "-respin file read DER encoded OCSP reponse from \"file\"\n");
532 BIO_printf (bio_err, "-nonce add OCSP nonce to request\n");
533 BIO_printf (bio_err, "-no_nonce don't add OCSP nonce to request\n");
534 BIO_printf (bio_err, "-url URL OCSP responder URL\n");
535 BIO_printf (bio_err, "-host host:n send OCSP request to host on port n\n");
536 BIO_printf (bio_err, "-path path to use in OCSP request\n");
537 BIO_printf (bio_err, "-CApath dir trusted certificates directory\n");
538 BIO_printf (bio_err, "-CAfile file trusted certificates file\n");
539 BIO_printf (bio_err, "-VAfile file validator certificates file\n");
540 BIO_printf (bio_err, "-validity_period n maximum validity discrepancy in seconds\n");
541 BIO_printf (bio_err, "-status_age n maximum status age in seconds\n");
542 BIO_printf (bio_err, "-noverify don't verify response at all\n");
543 BIO_printf (bio_err, "-verify_certs file additional certificates to search for signer\n");
544 BIO_printf (bio_err, "-trust_other don't verify additional certificates\n");
545 BIO_printf (bio_err, "-no_intern don't search certificates contained in response for signer\n");
546 BIO_printf (bio_err, "-no_sig_verify don't check signature on response\n");
547 BIO_printf (bio_err, "-no_cert_verify don't check signing certificate\n");
548 BIO_printf (bio_err, "-no_chain don't chain verify response\n");
549 BIO_printf (bio_err, "-no_cert_checks don't do additional checks on signing certificate\n");
550 BIO_printf (bio_err, "-port num port to run responder on\n");
551 BIO_printf (bio_err, "-index file certificate status index file\n");
552 BIO_printf (bio_err, "-CA file CA certificate\n");
553 BIO_printf (bio_err, "-rsigner file responder certificate to sign requests with\n");
554 BIO_printf (bio_err, "-rkey file responder key to sign requests with\n");
555 BIO_printf (bio_err, "-rother file other certificates to include in response\n");
556 BIO_printf (bio_err, "-resp_no_certs don't include any certificates in response\n");
557 BIO_printf (bio_err, "-nmin n number of minutes before next update\n");
558 BIO_printf (bio_err, "-ndays n number of days before next update\n");
559 BIO_printf (bio_err, "-resp_key_id identify reponse by signing certificate key ID\n");
560 BIO_printf (bio_err, "-nrequest n number of requests to accept (default unlimited)\n");
564 if(outfile) out = BIO_new_file(outfile, "w");
565 else out = BIO_new_fp(stdout, BIO_NOCLOSE);
569 BIO_printf(bio_err, "Error opening output file\n");
573 if (!req && (add_nonce != 2)) add_nonce = 0;
577 derbio = BIO_new_file(reqin, "rb");
580 BIO_printf(bio_err, "Error Opening OCSP request file\n");
583 req = d2i_OCSP_REQUEST_bio(derbio, NULL);
587 BIO_printf(bio_err, "Error reading OCSP request\n");
594 acbio = init_responder(port);
599 if (rsignfile && !rdb)
601 if (!rkeyfile) rkeyfile = rsignfile;
602 rsigner = load_cert(bio_err, rsignfile, FORMAT_PEM,
603 NULL, e, "responder certificate");
606 BIO_printf(bio_err, "Error loading responder certificate\n");
609 rca_cert = load_cert(bio_err, rca_filename, FORMAT_PEM,
610 NULL, e, "CA certificate");
613 rother = load_certs(bio_err, sign_certfile, FORMAT_PEM,
614 NULL, e, "responder other certificates");
615 if (!sign_other) goto end;
617 rkey = load_key(bio_err, rkeyfile, FORMAT_PEM, NULL, NULL,
618 "responder private key");
623 BIO_printf(bio_err, "Waiting for OCSP client connections...\n");
629 if (!do_responder(&req, &cbio, acbio, port))
633 resp = OCSP_response_create(OCSP_RESPONSE_STATUS_MALFORMEDREQUEST, NULL);
634 send_ocsp_response(cbio, resp);
639 if (!req && (signfile || reqout || host || add_nonce || ridx_filename))
641 BIO_printf(bio_err, "Need an OCSP request for this operation!\n");
645 if (req && add_nonce) OCSP_request_add1_nonce(req, NULL, -1);
649 if (!keyfile) keyfile = signfile;
650 signer = load_cert(bio_err, signfile, FORMAT_PEM,
651 NULL, e, "signer certificate");
654 BIO_printf(bio_err, "Error loading signer certificate\n");
659 sign_other = load_certs(bio_err, sign_certfile, FORMAT_PEM,
660 NULL, e, "signer certificates");
661 if (!sign_other) goto end;
663 key = load_key(bio_err, keyfile, FORMAT_PEM, NULL, NULL,
664 "signer private key");
667 if (!OCSP_request_sign(req, signer, key, EVP_sha1(), sign_other, sign_flags))
669 BIO_printf(bio_err, "Error signing OCSP request\n");
674 if (req_text && req) OCSP_REQUEST_print(out, req, 0);
676 if (ridx_filename && (!rkey || !rsigner || !rca_cert))
678 BIO_printf(bio_err, "Need a responder certificate, key and CA for this operation!\n");
682 if (ridx_filename && !rdb)
685 db_bio = BIO_new_file(ridx_filename, "r");
688 BIO_printf(bio_err, "Error opening index file %s\n", ridx_filename);
691 rdb = TXT_DB_read(db_bio, DB_NUMBER);
695 BIO_printf(bio_err, "Error reading index file %s\n", ridx_filename);
698 if (!make_serial_index(rdb))
704 i = make_ocsp_response(&resp, req, rdb, rca_cert, rsigner, rkey, rother, rflags, nmin, ndays);
706 send_ocsp_response(cbio, resp);
710 cbio = BIO_new_connect(host);
713 BIO_printf(bio_err, "Error creating connect BIO\n");
716 if (port) BIO_set_conn_port(cbio, port);
720 ctx = SSL_CTX_new(SSLv23_client_method());
721 SSL_CTX_set_mode(ctx, SSL_MODE_AUTO_RETRY);
722 sbio = BIO_new_ssl(ctx, 1);
723 cbio = BIO_push(sbio, cbio);
725 if (BIO_do_connect(cbio) <= 0)
727 BIO_printf(bio_err, "Error connecting BIO\n");
730 resp = OCSP_sendreq_bio(cbio, path, req);
735 BIO_printf(bio_err, "Error querying OCSP responsder\n");
741 derbio = BIO_new_file(respin, "rb");
744 BIO_printf(bio_err, "Error Opening OCSP response file\n");
747 resp = d2i_OCSP_RESPONSE_bio(derbio, NULL);
751 BIO_printf(bio_err, "Error reading OCSP response\n");
766 derbio = BIO_new_file(respout, "wb");
769 BIO_printf(bio_err, "Error opening file %s\n", respout);
772 i2d_OCSP_RESPONSE_bio(derbio, resp);
776 i = OCSP_response_status(resp);
778 if (i != OCSP_RESPONSE_STATUS_SUCCESSFUL)
780 BIO_printf(out, "Responder Error: %s (%ld)\n",
781 OCSP_response_status_str(i), i);
786 if (resp_text) OCSP_RESPONSE_print(out, resp, 0);
788 /* If running as responder don't verify our own response */
791 if (accept_count > 0)
793 /* Redo if more connections needed */
798 OCSP_REQUEST_free(req);
800 OCSP_RESPONSE_free(resp);
808 store = setup_verify(bio_err, CAfile, CApath);
811 verify_other = load_certs(bio_err, verify_certfile, FORMAT_PEM,
812 NULL, e, "validator certificate");
813 if (!verify_other) goto end;
816 bs = OCSP_response_get1_basic(resp);
820 BIO_printf(bio_err, "Error parsing response\n");
826 if (req && ((i = OCSP_check_nonce(req, bs)) <= 0))
829 BIO_printf(bio_err, "WARNING: no nonce in response\n");
832 BIO_printf(bio_err, "Nonce Verify error\n");
837 i = OCSP_basic_verify(bs, verify_other, store, verify_flags);
838 if (i < 0) i = OCSP_basic_verify(bs, NULL, store, 0);
842 BIO_printf(bio_err, "Response Verify Failure\n", i);
843 ERR_print_errors(bio_err);
846 BIO_printf(bio_err, "Response verify OK\n");
850 if (!print_ocsp_summary(out, bs, req, reqnames, ids, nsec, maxage))
856 ERR_print_errors(bio_err);
858 X509_STORE_free(store);
869 OCSP_REQUEST_free(req);
870 OCSP_RESPONSE_free(resp);
871 OCSP_BASICRESP_free(bs);
873 sk_OCSP_CERTID_free(ids);
874 sk_X509_pop_free(sign_other, X509_free);
875 sk_X509_pop_free(verify_other, X509_free);
888 static int add_ocsp_cert(OCSP_REQUEST **req, X509 *cert, X509 *issuer,
889 STACK_OF(OCSP_CERTID) *ids)
894 BIO_printf(bio_err, "No issuer certificate specified\n");
897 if(!*req) *req = OCSP_REQUEST_new();
899 id = OCSP_cert_to_id(NULL, cert, issuer);
900 if(!id || !sk_OCSP_CERTID_push(ids, id)) goto err;
901 if(!OCSP_request_add0_id(*req, id)) goto err;
905 BIO_printf(bio_err, "Error Creating OCSP request\n");
909 static int add_ocsp_serial(OCSP_REQUEST **req, char *serial, X509 *issuer,
910 STACK_OF(OCSP_CERTID) *ids)
914 ASN1_BIT_STRING *ikey;
918 BIO_printf(bio_err, "No issuer certificate specified\n");
921 if(!*req) *req = OCSP_REQUEST_new();
923 iname = X509_get_subject_name(issuer);
924 ikey = X509_get0_pubkey_bitstr(issuer);
925 sno = s2i_ASN1_INTEGER(NULL, serial);
928 BIO_printf(bio_err, "Error converting serial number %s\n", serial);
931 id = OCSP_cert_id_new(EVP_sha1(), iname, ikey, sno);
932 ASN1_INTEGER_free(sno);
933 if(!id || !sk_OCSP_CERTID_push(ids, id)) goto err;
934 if(!OCSP_request_add0_id(*req, id)) goto err;
938 BIO_printf(bio_err, "Error Creating OCSP request\n");
942 static int print_ocsp_summary(BIO *out, OCSP_BASICRESP *bs, OCSP_REQUEST *req,
943 STACK *names, STACK_OF(OCSP_CERTID) *ids,
944 long nsec, long maxage)
952 ASN1_GENERALIZEDTIME *rev, *thisupd, *nextupd;
954 if (!bs || !req || !sk_num(names) || !sk_OCSP_CERTID_num(ids))
957 for (i = 0; i < sk_OCSP_CERTID_num(ids); i++)
959 id = sk_OCSP_CERTID_value(ids, i);
960 name = sk_value(names, i);
961 BIO_printf(out, "%s: ", name);
963 if(!OCSP_resp_find_status(bs, id, &status, &reason,
964 &rev, &thisupd, &nextupd))
966 BIO_puts(out, "ERROR: No Status found.\n");
970 /* Check validity: if invalid write to output BIO so we
971 * know which response this refers to.
973 if (!OCSP_check_validity(thisupd, nextupd, nsec, maxage))
975 BIO_puts(out, "WARNING: Status times invalid.\n");
976 ERR_print_errors(out);
978 BIO_printf(out, "%s\n", OCSP_cert_status_str(status));
980 BIO_puts(out, "\tThis Update: ");
981 ASN1_GENERALIZEDTIME_print(out, thisupd);
986 BIO_puts(out, "\tNext Update: ");
987 ASN1_GENERALIZEDTIME_print(out, nextupd);
991 if (status != V_OCSP_CERTSTATUS_REVOKED)
995 BIO_printf(out, "\tReason: %s\n",
996 OCSP_crl_reason_str(reason));
998 BIO_puts(out, "\tRevocation Time: ");
999 ASN1_GENERALIZEDTIME_print(out, rev);
1000 BIO_puts(out, "\n");
1007 static int make_ocsp_response(OCSP_RESPONSE **resp, OCSP_REQUEST *req, TXT_DB *db,
1008 X509 *ca, X509 *rcert, EVP_PKEY *rkey,
1009 STACK_OF(X509) *rother, unsigned long flags,
1010 int nmin, int ndays)
1012 ASN1_TIME *thisupd = NULL, *nextupd = NULL;
1013 OCSP_CERTID *cid, *ca_id = NULL;
1014 OCSP_BASICRESP *bs = NULL;
1015 int i, id_count, ret = 1;
1018 id_count = OCSP_request_onereq_count(req);
1022 *resp = OCSP_response_create(OCSP_RESPONSE_STATUS_MALFORMEDREQUEST, NULL);
1026 ca_id = OCSP_cert_to_id(EVP_sha1(), NULL, ca);
1028 bs = OCSP_BASICRESP_new();
1029 thisupd = X509_gmtime_adj(NULL, 0);
1031 nextupd = X509_gmtime_adj(NULL, nmin * 60 + ndays * 3600 * 24 );
1033 /* Examine each certificate id in the request */
1034 for (i = 0; i < id_count; i++)
1037 ASN1_INTEGER *serial;
1039 one = OCSP_request_onereq_get0(req, i);
1040 cid = OCSP_onereq_get0_id(one);
1041 /* Is this request about our CA? */
1042 if (OCSP_id_issuer_cmp(ca_id, cid))
1044 OCSP_basic_add1_status(bs, cid,
1045 V_OCSP_CERTSTATUS_UNKNOWN,
1050 OCSP_id_get0_info(NULL, NULL, NULL, &serial, cid);
1051 inf = lookup_serial(db, serial);
1053 OCSP_basic_add1_status(bs, cid,
1054 V_OCSP_CERTSTATUS_UNKNOWN,
1057 else if (inf[DB_type][0] == DB_TYPE_VAL)
1058 OCSP_basic_add1_status(bs, cid,
1059 V_OCSP_CERTSTATUS_GOOD,
1062 else if (inf[DB_type][0] == DB_TYPE_REV)
1064 ASN1_OBJECT *inst = NULL;
1065 ASN1_TIME *revtm = NULL;
1066 ASN1_GENERALIZEDTIME *invtm = NULL;
1067 OCSP_SINGLERESP *single;
1069 unpack_revinfo(&revtm, &reason, &inst, &invtm, inf[DB_rev_date]);
1070 single = OCSP_basic_add1_status(bs, cid,
1071 V_OCSP_CERTSTATUS_REVOKED,
1075 OCSP_SINGLERESP_add1_ext_i2d(single, NID_invalidity_date, invtm, 0, 0);
1077 OCSP_SINGLERESP_add1_ext_i2d(single, NID_hold_instruction_code, inst, 0, 0);
1078 ASN1_OBJECT_free(inst);
1079 ASN1_TIME_free(revtm);
1080 ASN1_GENERALIZEDTIME_free(invtm);
1084 OCSP_copy_nonce(bs, req);
1086 OCSP_basic_sign(bs, rcert, rkey, EVP_sha1(), rother, flags);
1088 *resp = OCSP_response_create(OCSP_RESPONSE_STATUS_SUCCESSFUL, bs);
1091 ASN1_TIME_free(thisupd);
1092 ASN1_TIME_free(nextupd);
1093 OCSP_CERTID_free(ca_id);
1094 OCSP_BASICRESP_free(bs);
1099 static char **lookup_serial(TXT_DB *db, ASN1_INTEGER *ser)
1103 char *itmp, *row[DB_NUMBER],**rrow;
1104 for (i = 0; i < DB_NUMBER; i++) row[i] = NULL;
1105 bn = ASN1_INTEGER_to_BN(ser,NULL);
1106 itmp = BN_bn2hex(bn);
1107 row[DB_serial] = itmp;
1109 rrow=TXT_DB_get_by_index(db,DB_serial,row);
1114 /* Quick and dirty OCSP server: read in and parse input request */
1116 static BIO *init_responder(char *port)
1118 BIO *acbio = NULL, *bufbio = NULL;
1119 bufbio = BIO_new(BIO_f_buffer());
1122 acbio = BIO_new_accept(port);
1125 BIO_set_accept_bios(acbio, bufbio);
1128 if (BIO_do_accept(acbio) <= 0)
1130 BIO_printf(bio_err, "Error setting up accept BIO\n");
1131 ERR_print_errors(bio_err);
1138 BIO_free_all(acbio);
1143 static int do_responder(OCSP_REQUEST **preq, BIO **pcbio, BIO *acbio, char *port)
1145 int have_post = 0, len;
1146 OCSP_REQUEST *req = NULL;
1150 if (BIO_do_accept(acbio) <= 0)
1152 BIO_printf(bio_err, "Error accepting connection\n");
1153 ERR_print_errors(bio_err);
1157 cbio = BIO_pop(acbio);
1162 len = BIO_gets(cbio, inbuf, 1024);
1165 /* Look for "POST" signalling start of query */
1168 if(strncmp(inbuf, "POST", 4))
1170 BIO_printf(bio_err, "Invalid request\n");
1175 /* Look for end of headers */
1176 if ((inbuf[0] == '\r') || (inbuf[0] == '\n'))
1180 /* Try to read OCSP request */
1182 req = d2i_OCSP_REQUEST_bio(cbio, NULL);
1186 BIO_printf(bio_err, "Error parsing OCSP request\n");
1187 ERR_print_errors(bio_err);
1196 static int send_ocsp_response(BIO *cbio, OCSP_RESPONSE *resp)
1199 "HTTP/1.0 200 OK\r\nContent-type: application/ocsp-response\r\n"
1200 "Content-Length: %d\r\n\r\n";
1203 BIO_printf(cbio, http_resp, i2d_OCSP_RESPONSE(resp, NULL));
1204 i2d_OCSP_RESPONSE_bio(cbio, resp);