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authormarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
committermarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
commit3562e78743202e43aec8727005182a2558117eca (patch)
tree8f9113a77d12470c5c851a2a8e4cb02e89df7d43 /openssl/apps/ocsp.c
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Diffstat (limited to 'openssl/apps/ocsp.c')
-rw-r--r--openssl/apps/ocsp.c1346
1 files changed, 1346 insertions, 0 deletions
diff --git a/openssl/apps/ocsp.c b/openssl/apps/ocsp.c
new file mode 100644
index 000000000..251044d77
--- /dev/null
+++ b/openssl/apps/ocsp.c
@@ -0,0 +1,1346 @@
+/* ocsp.c */
+/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
+ * project 2000.
+ */
+/* ====================================================================
+ * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+#ifndef OPENSSL_NO_OCSP
+#define USE_SOCKETS
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "apps.h" /* needs to be included before the openssl headers! */
+#include <openssl/e_os2.h>
+#include <openssl/ssl.h>
+#include <openssl/err.h>
+
+/* Maximum leeway in validity period: default 5 minutes */
+#define MAX_VALIDITY_PERIOD (5 * 60)
+
+static int add_ocsp_cert(OCSP_REQUEST **req, X509 *cert, X509 *issuer,
+ STACK_OF(OCSP_CERTID) *ids);
+static int add_ocsp_serial(OCSP_REQUEST **req, char *serial, X509 *issuer,
+ STACK_OF(OCSP_CERTID) *ids);
+static int print_ocsp_summary(BIO *out, OCSP_BASICRESP *bs, OCSP_REQUEST *req,
+ STACK *names, STACK_OF(OCSP_CERTID) *ids,
+ long nsec, long maxage);
+
+static int make_ocsp_response(OCSP_RESPONSE **resp, OCSP_REQUEST *req, CA_DB *db,
+ X509 *ca, X509 *rcert, EVP_PKEY *rkey,
+ STACK_OF(X509) *rother, unsigned long flags,
+ int nmin, int ndays);
+
+static char **lookup_serial(CA_DB *db, ASN1_INTEGER *ser);
+static BIO *init_responder(char *port);
+static int do_responder(OCSP_REQUEST **preq, BIO **pcbio, BIO *acbio, char *port);
+static int send_ocsp_response(BIO *cbio, OCSP_RESPONSE *resp);
+static OCSP_RESPONSE *query_responder(BIO *err, BIO *cbio, char *path,
+ OCSP_REQUEST *req, int req_timeout);
+
+#undef PROG
+#define PROG ocsp_main
+
+int MAIN(int, char **);
+
+int MAIN(int argc, char **argv)
+ {
+ ENGINE *e = NULL;
+ char **args;
+ char *host = NULL, *port = NULL, *path = "/";
+ char *reqin = NULL, *respin = NULL;
+ char *reqout = NULL, *respout = NULL;
+ char *signfile = NULL, *keyfile = NULL;
+ char *rsignfile = NULL, *rkeyfile = NULL;
+ char *outfile = NULL;
+ int add_nonce = 1, noverify = 0, use_ssl = -1;
+ OCSP_REQUEST *req = NULL;
+ OCSP_RESPONSE *resp = NULL;
+ OCSP_BASICRESP *bs = NULL;
+ X509 *issuer = NULL, *cert = NULL;
+ X509 *signer = NULL, *rsigner = NULL;
+ EVP_PKEY *key = NULL, *rkey = NULL;
+ BIO *acbio = NULL, *cbio = NULL;
+ BIO *derbio = NULL;
+ BIO *out = NULL;
+ int req_timeout = -1;
+ int req_text = 0, resp_text = 0;
+ long nsec = MAX_VALIDITY_PERIOD, maxage = -1;
+ char *CAfile = NULL, *CApath = NULL;
+ X509_STORE *store = NULL;
+ STACK_OF(X509) *sign_other = NULL, *verify_other = NULL, *rother = NULL;
+ char *sign_certfile = NULL, *verify_certfile = NULL, *rcertfile = NULL;
+ unsigned long sign_flags = 0, verify_flags = 0, rflags = 0;
+ int ret = 1;
+ int accept_count = -1;
+ int badarg = 0;
+ int i;
+ int ignore_err = 0;
+ STACK *reqnames = NULL;
+ STACK_OF(OCSP_CERTID) *ids = NULL;
+
+ X509 *rca_cert = NULL;
+ char *ridx_filename = NULL;
+ char *rca_filename = NULL;
+ CA_DB *rdb = NULL;
+ int nmin = 0, ndays = -1;
+
+ if (bio_err == NULL) bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
+
+ if (!load_config(bio_err, NULL))
+ goto end;
+ SSL_load_error_strings();
+ OpenSSL_add_ssl_algorithms();
+ args = argv + 1;
+ reqnames = sk_new_null();
+ ids = sk_OCSP_CERTID_new_null();
+ while (!badarg && *args && *args[0] == '-')
+ {
+ if (!strcmp(*args, "-out"))
+ {
+ if (args[1])
+ {
+ args++;
+ outfile = *args;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp(*args, "-timeout"))
+ {
+ if (args[1])
+ {
+ args++;
+ req_timeout = atol(*args);
+ if (req_timeout < 0)
+ {
+ BIO_printf(bio_err,
+ "Illegal timeout value %s\n",
+ *args);
+ badarg = 1;
+ }
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp(*args, "-url"))
+ {
+ if (args[1])
+ {
+ args++;
+ if (!OCSP_parse_url(*args, &host, &port, &path, &use_ssl))
+ {
+ BIO_printf(bio_err, "Error parsing URL\n");
+ badarg = 1;
+ }
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp(*args, "-host"))
+ {
+ if (args[1])
+ {
+ args++;
+ host = *args;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp(*args, "-port"))
+ {
+ if (args[1])
+ {
+ args++;
+ port = *args;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp(*args, "-ignore_err"))
+ ignore_err = 1;
+ else if (!strcmp(*args, "-noverify"))
+ noverify = 1;
+ else if (!strcmp(*args, "-nonce"))
+ add_nonce = 2;
+ else if (!strcmp(*args, "-no_nonce"))
+ add_nonce = 0;
+ else if (!strcmp(*args, "-resp_no_certs"))
+ rflags |= OCSP_NOCERTS;
+ else if (!strcmp(*args, "-resp_key_id"))
+ rflags |= OCSP_RESPID_KEY;
+ else if (!strcmp(*args, "-no_certs"))
+ sign_flags |= OCSP_NOCERTS;
+ else if (!strcmp(*args, "-no_signature_verify"))
+ verify_flags |= OCSP_NOSIGS;
+ else if (!strcmp(*args, "-no_cert_verify"))
+ verify_flags |= OCSP_NOVERIFY;
+ else if (!strcmp(*args, "-no_chain"))
+ verify_flags |= OCSP_NOCHAIN;
+ else if (!strcmp(*args, "-no_cert_checks"))
+ verify_flags |= OCSP_NOCHECKS;
+ else if (!strcmp(*args, "-no_explicit"))
+ verify_flags |= OCSP_NOEXPLICIT;
+ else if (!strcmp(*args, "-trust_other"))
+ verify_flags |= OCSP_TRUSTOTHER;
+ else if (!strcmp(*args, "-no_intern"))
+ verify_flags |= OCSP_NOINTERN;
+ else if (!strcmp(*args, "-text"))
+ {
+ req_text = 1;
+ resp_text = 1;
+ }
+ else if (!strcmp(*args, "-req_text"))
+ req_text = 1;
+ else if (!strcmp(*args, "-resp_text"))
+ resp_text = 1;
+ else if (!strcmp(*args, "-reqin"))
+ {
+ if (args[1])
+ {
+ args++;
+ reqin = *args;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp(*args, "-respin"))
+ {
+ if (args[1])
+ {
+ args++;
+ respin = *args;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp(*args, "-signer"))
+ {
+ if (args[1])
+ {
+ args++;
+ signfile = *args;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp (*args, "-VAfile"))
+ {
+ if (args[1])
+ {
+ args++;
+ verify_certfile = *args;
+ verify_flags |= OCSP_TRUSTOTHER;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp(*args, "-sign_other"))
+ {
+ if (args[1])
+ {
+ args++;
+ sign_certfile = *args;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp(*args, "-verify_other"))
+ {
+ if (args[1])
+ {
+ args++;
+ verify_certfile = *args;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp (*args, "-CAfile"))
+ {
+ if (args[1])
+ {
+ args++;
+ CAfile = *args;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp (*args, "-CApath"))
+ {
+ if (args[1])
+ {
+ args++;
+ CApath = *args;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp (*args, "-validity_period"))
+ {
+ if (args[1])
+ {
+ args++;
+ nsec = atol(*args);
+ if (nsec < 0)
+ {
+ BIO_printf(bio_err,
+ "Illegal validity period %s\n",
+ *args);
+ badarg = 1;
+ }
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp (*args, "-status_age"))
+ {
+ if (args[1])
+ {
+ args++;
+ maxage = atol(*args);
+ if (maxage < 0)
+ {
+ BIO_printf(bio_err,
+ "Illegal validity age %s\n",
+ *args);
+ badarg = 1;
+ }
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp(*args, "-signkey"))
+ {
+ if (args[1])
+ {
+ args++;
+ keyfile = *args;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp(*args, "-reqout"))
+ {
+ if (args[1])
+ {
+ args++;
+ reqout = *args;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp(*args, "-respout"))
+ {
+ if (args[1])
+ {
+ args++;
+ respout = *args;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp(*args, "-path"))
+ {
+ if (args[1])
+ {
+ args++;
+ path = *args;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp(*args, "-issuer"))
+ {
+ if (args[1])
+ {
+ args++;
+ X509_free(issuer);
+ issuer = load_cert(bio_err, *args, FORMAT_PEM,
+ NULL, e, "issuer certificate");
+ if(!issuer) goto end;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp (*args, "-cert"))
+ {
+ if (args[1])
+ {
+ args++;
+ X509_free(cert);
+ cert = load_cert(bio_err, *args, FORMAT_PEM,
+ NULL, e, "certificate");
+ if(!cert) goto end;
+ if(!add_ocsp_cert(&req, cert, issuer, ids))
+ goto end;
+ if(!sk_push(reqnames, *args))
+ goto end;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp(*args, "-serial"))
+ {
+ if (args[1])
+ {
+ args++;
+ if(!add_ocsp_serial(&req, *args, issuer, ids))
+ goto end;
+ if(!sk_push(reqnames, *args))
+ goto end;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp(*args, "-index"))
+ {
+ if (args[1])
+ {
+ args++;
+ ridx_filename = *args;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp(*args, "-CA"))
+ {
+ if (args[1])
+ {
+ args++;
+ rca_filename = *args;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp (*args, "-nmin"))
+ {
+ if (args[1])
+ {
+ args++;
+ nmin = atol(*args);
+ if (nmin < 0)
+ {
+ BIO_printf(bio_err,
+ "Illegal update period %s\n",
+ *args);
+ badarg = 1;
+ }
+ }
+ if (ndays == -1)
+ ndays = 0;
+ else badarg = 1;
+ }
+ else if (!strcmp (*args, "-nrequest"))
+ {
+ if (args[1])
+ {
+ args++;
+ accept_count = atol(*args);
+ if (accept_count < 0)
+ {
+ BIO_printf(bio_err,
+ "Illegal accept count %s\n",
+ *args);
+ badarg = 1;
+ }
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp (*args, "-ndays"))
+ {
+ if (args[1])
+ {
+ args++;
+ ndays = atol(*args);
+ if (ndays < 0)
+ {
+ BIO_printf(bio_err,
+ "Illegal update period %s\n",
+ *args);
+ badarg = 1;
+ }
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp(*args, "-rsigner"))
+ {
+ if (args[1])
+ {
+ args++;
+ rsignfile = *args;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp(*args, "-rkey"))
+ {
+ if (args[1])
+ {
+ args++;
+ rkeyfile = *args;
+ }
+ else badarg = 1;
+ }
+ else if (!strcmp(*args, "-rother"))
+ {
+ if (args[1])
+ {
+ args++;
+ rcertfile = *args;
+ }
+ else badarg = 1;
+ }
+ else badarg = 1;
+ args++;
+ }
+
+ /* Have we anything to do? */
+ if (!req && !reqin && !respin && !(port && ridx_filename)) badarg = 1;
+
+ if (badarg)
+ {
+ BIO_printf (bio_err, "OCSP utility\n");
+ BIO_printf (bio_err, "Usage ocsp [options]\n");
+ BIO_printf (bio_err, "where options are\n");
+ BIO_printf (bio_err, "-out file output filename\n");
+ BIO_printf (bio_err, "-issuer file issuer certificate\n");
+ BIO_printf (bio_err, "-cert file certificate to check\n");
+ BIO_printf (bio_err, "-serial n serial number to check\n");
+ BIO_printf (bio_err, "-signer file certificate to sign OCSP request with\n");
+ BIO_printf (bio_err, "-signkey file private key to sign OCSP request with\n");
+ BIO_printf (bio_err, "-sign_other file additional certificates to include in signed request\n");
+ BIO_printf (bio_err, "-no_certs don't include any certificates in signed request\n");
+ BIO_printf (bio_err, "-req_text print text form of request\n");
+ BIO_printf (bio_err, "-resp_text print text form of response\n");
+ BIO_printf (bio_err, "-text print text form of request and response\n");
+ BIO_printf (bio_err, "-reqout file write DER encoded OCSP request to \"file\"\n");
+ BIO_printf (bio_err, "-respout file write DER encoded OCSP reponse to \"file\"\n");
+ BIO_printf (bio_err, "-reqin file read DER encoded OCSP request from \"file\"\n");
+ BIO_printf (bio_err, "-respin file read DER encoded OCSP reponse from \"file\"\n");
+ BIO_printf (bio_err, "-nonce add OCSP nonce to request\n");
+ BIO_printf (bio_err, "-no_nonce don't add OCSP nonce to request\n");
+ BIO_printf (bio_err, "-url URL OCSP responder URL\n");
+ BIO_printf (bio_err, "-host host:n send OCSP request to host on port n\n");
+ BIO_printf (bio_err, "-path path to use in OCSP request\n");
+ BIO_printf (bio_err, "-CApath dir trusted certificates directory\n");
+ BIO_printf (bio_err, "-CAfile file trusted certificates file\n");
+ BIO_printf (bio_err, "-VAfile file validator certificates file\n");
+ BIO_printf (bio_err, "-validity_period n maximum validity discrepancy in seconds\n");
+ BIO_printf (bio_err, "-status_age n maximum status age in seconds\n");
+ BIO_printf (bio_err, "-noverify don't verify response at all\n");
+ BIO_printf (bio_err, "-verify_other file additional certificates to search for signer\n");
+ BIO_printf (bio_err, "-trust_other don't verify additional certificates\n");
+ BIO_printf (bio_err, "-no_intern don't search certificates contained in response for signer\n");
+ BIO_printf (bio_err, "-no_signature_verify don't check signature on response\n");
+ BIO_printf (bio_err, "-no_cert_verify don't check signing certificate\n");
+ BIO_printf (bio_err, "-no_chain don't chain verify response\n");
+ BIO_printf (bio_err, "-no_cert_checks don't do additional checks on signing certificate\n");
+ BIO_printf (bio_err, "-port num port to run responder on\n");
+ BIO_printf (bio_err, "-index file certificate status index file\n");
+ BIO_printf (bio_err, "-CA file CA certificate\n");
+ BIO_printf (bio_err, "-rsigner file responder certificate to sign responses with\n");
+ BIO_printf (bio_err, "-rkey file responder key to sign responses with\n");
+ BIO_printf (bio_err, "-rother file other certificates to include in response\n");
+ BIO_printf (bio_err, "-resp_no_certs don't include any certificates in response\n");
+ BIO_printf (bio_err, "-nmin n number of minutes before next update\n");
+ BIO_printf (bio_err, "-ndays n number of days before next update\n");
+ BIO_printf (bio_err, "-resp_key_id identify reponse by signing certificate key ID\n");
+ BIO_printf (bio_err, "-nrequest n number of requests to accept (default unlimited)\n");
+ goto end;
+ }
+
+ if(outfile) out = BIO_new_file(outfile, "w");
+ else out = BIO_new_fp(stdout, BIO_NOCLOSE);
+
+ if(!out)
+ {
+ BIO_printf(bio_err, "Error opening output file\n");
+ goto end;
+ }
+
+ if (!req && (add_nonce != 2)) add_nonce = 0;
+
+ if (!req && reqin)
+ {
+ derbio = BIO_new_file(reqin, "rb");
+ if (!derbio)
+ {
+ BIO_printf(bio_err, "Error Opening OCSP request file\n");
+ goto end;
+ }
+ req = d2i_OCSP_REQUEST_bio(derbio, NULL);
+ BIO_free(derbio);
+ if(!req)
+ {
+ BIO_printf(bio_err, "Error reading OCSP request\n");
+ goto end;
+ }
+ }
+
+ if (!req && port)
+ {
+ acbio = init_responder(port);
+ if (!acbio)
+ goto end;
+ }
+
+ if (rsignfile && !rdb)
+ {
+ if (!rkeyfile) rkeyfile = rsignfile;
+ rsigner = load_cert(bio_err, rsignfile, FORMAT_PEM,
+ NULL, e, "responder certificate");
+ if (!rsigner)
+ {
+ BIO_printf(bio_err, "Error loading responder certificate\n");
+ goto end;
+ }
+ rca_cert = load_cert(bio_err, rca_filename, FORMAT_PEM,
+ NULL, e, "CA certificate");
+ if (rcertfile)
+ {
+ rother = load_certs(bio_err, rcertfile, FORMAT_PEM,
+ NULL, e, "responder other certificates");
+ if (!rother) goto end;
+ }
+ rkey = load_key(bio_err, rkeyfile, FORMAT_PEM, 0, NULL, NULL,
+ "responder private key");
+ if (!rkey)
+ goto end;
+ }
+ if(acbio)
+ BIO_printf(bio_err, "Waiting for OCSP client connections...\n");
+
+ redo_accept:
+
+ if (acbio)
+ {
+ if (!do_responder(&req, &cbio, acbio, port))
+ goto end;
+ if (!req)
+ {
+ resp = OCSP_response_create(OCSP_RESPONSE_STATUS_MALFORMEDREQUEST, NULL);
+ send_ocsp_response(cbio, resp);
+ goto done_resp;
+ }
+ }
+
+ if (!req && (signfile || reqout || host || add_nonce || ridx_filename))
+ {
+ BIO_printf(bio_err, "Need an OCSP request for this operation!\n");
+ goto end;
+ }
+
+ if (req && add_nonce) OCSP_request_add1_nonce(req, NULL, -1);
+
+ if (signfile)
+ {
+ if (!keyfile) keyfile = signfile;
+ signer = load_cert(bio_err, signfile, FORMAT_PEM,
+ NULL, e, "signer certificate");
+ if (!signer)
+ {
+ BIO_printf(bio_err, "Error loading signer certificate\n");
+ goto end;
+ }
+ if (sign_certfile)
+ {
+ sign_other = load_certs(bio_err, sign_certfile, FORMAT_PEM,
+ NULL, e, "signer certificates");
+ if (!sign_other) goto end;
+ }
+ key = load_key(bio_err, keyfile, FORMAT_PEM, 0, NULL, NULL,
+ "signer private key");
+ if (!key)
+ goto end;
+ if (!OCSP_request_sign(req, signer, key, EVP_sha1(), sign_other, sign_flags))
+ {
+ BIO_printf(bio_err, "Error signing OCSP request\n");
+ goto end;
+ }
+ }
+
+ if (req_text && req) OCSP_REQUEST_print(out, req, 0);
+
+ if (reqout)
+ {
+ derbio = BIO_new_file(reqout, "wb");
+ if(!derbio)
+ {
+ BIO_printf(bio_err, "Error opening file %s\n", reqout);
+ goto end;
+ }
+ i2d_OCSP_REQUEST_bio(derbio, req);
+ BIO_free(derbio);
+ }
+
+ if (ridx_filename && (!rkey || !rsigner || !rca_cert))
+ {
+ BIO_printf(bio_err, "Need a responder certificate, key and CA for this operation!\n");
+ goto end;
+ }
+
+ if (ridx_filename && !rdb)
+ {
+ rdb = load_index(ridx_filename, NULL);
+ if (!rdb) goto end;
+ if (!index_index(rdb)) goto end;
+ }
+
+ if (rdb)
+ {
+ i = make_ocsp_response(&resp, req, rdb, rca_cert, rsigner, rkey, rother, rflags, nmin, ndays);
+ if (cbio)
+ send_ocsp_response(cbio, resp);
+ }
+ else if (host)
+ {
+#ifndef OPENSSL_NO_SOCK
+ resp = process_responder(bio_err, req, host, path,
+ port, use_ssl, req_timeout);
+ if (!resp)
+ goto end;
+#else
+ BIO_printf(bio_err, "Error creating connect BIO - sockets not supported.\n");
+ goto end;
+#endif
+ }
+ else if (respin)
+ {
+ derbio = BIO_new_file(respin, "rb");
+ if (!derbio)
+ {
+ BIO_printf(bio_err, "Error Opening OCSP response file\n");
+ goto end;
+ }
+ resp = d2i_OCSP_RESPONSE_bio(derbio, NULL);
+ BIO_free(derbio);
+ if(!resp)
+ {
+ BIO_printf(bio_err, "Error reading OCSP response\n");
+ goto end;
+ }
+
+ }
+ else
+ {
+ ret = 0;
+ goto end;
+ }
+
+ done_resp:
+
+ if (respout)
+ {
+ derbio = BIO_new_file(respout, "wb");
+ if(!derbio)
+ {
+ BIO_printf(bio_err, "Error opening file %s\n", respout);
+ goto end;
+ }
+ i2d_OCSP_RESPONSE_bio(derbio, resp);
+ BIO_free(derbio);
+ }
+
+ i = OCSP_response_status(resp);
+
+ if (i != OCSP_RESPONSE_STATUS_SUCCESSFUL)
+ {
+ BIO_printf(out, "Responder Error: %s (%d)\n",
+ OCSP_response_status_str(i), i);
+ if (ignore_err)
+ goto redo_accept;
+ ret = 0;
+ goto end;
+ }
+
+ if (resp_text) OCSP_RESPONSE_print(out, resp, 0);
+
+ /* If running as responder don't verify our own response */
+ if (cbio)
+ {
+ if (accept_count > 0)
+ accept_count--;
+ /* Redo if more connections needed */
+ if (accept_count)
+ {
+ BIO_free_all(cbio);
+ cbio = NULL;
+ OCSP_REQUEST_free(req);
+ req = NULL;
+ OCSP_RESPONSE_free(resp);
+ resp = NULL;
+ goto redo_accept;
+ }
+ goto end;
+ }
+
+ if (!store)
+ store = setup_verify(bio_err, CAfile, CApath);
+ if (!store)
+ goto end;
+ if (verify_certfile)
+ {
+ verify_other = load_certs(bio_err, verify_certfile, FORMAT_PEM,
+ NULL, e, "validator certificate");
+ if (!verify_other) goto end;
+ }
+
+ bs = OCSP_response_get1_basic(resp);
+
+ if (!bs)
+ {
+ BIO_printf(bio_err, "Error parsing response\n");
+ goto end;
+ }
+
+ if (!noverify)
+ {
+ if (req && ((i = OCSP_check_nonce(req, bs)) <= 0))
+ {
+ if (i == -1)
+ BIO_printf(bio_err, "WARNING: no nonce in response\n");
+ else
+ {
+ BIO_printf(bio_err, "Nonce Verify error\n");
+ goto end;
+ }
+ }
+
+ i = OCSP_basic_verify(bs, verify_other, store, verify_flags);
+ if (i < 0) i = OCSP_basic_verify(bs, NULL, store, 0);
+
+ if(i <= 0)
+ {
+ BIO_printf(bio_err, "Response Verify Failure\n");
+ ERR_print_errors(bio_err);
+ }
+ else
+ BIO_printf(bio_err, "Response verify OK\n");
+
+ }
+
+ if (!print_ocsp_summary(out, bs, req, reqnames, ids, nsec, maxage))
+ goto end;
+
+ ret = 0;
+
+end:
+ ERR_print_errors(bio_err);
+ X509_free(signer);
+ X509_STORE_free(store);
+ EVP_PKEY_free(key);
+ EVP_PKEY_free(rkey);
+ X509_free(issuer);
+ X509_free(cert);
+ X509_free(rsigner);
+ X509_free(rca_cert);
+ free_index(rdb);
+ BIO_free_all(cbio);
+ BIO_free_all(acbio);
+ BIO_free(out);
+ OCSP_REQUEST_free(req);
+ OCSP_RESPONSE_free(resp);
+ OCSP_BASICRESP_free(bs);
+ sk_free(reqnames);
+ sk_OCSP_CERTID_free(ids);
+ sk_X509_pop_free(sign_other, X509_free);
+ sk_X509_pop_free(verify_other, X509_free);
+
+ if (use_ssl != -1)
+ {
+ OPENSSL_free(host);
+ OPENSSL_free(port);
+ OPENSSL_free(path);
+ }
+
+ OPENSSL_EXIT(ret);
+}
+
+static int add_ocsp_cert(OCSP_REQUEST **req, X509 *cert, X509 *issuer,
+ STACK_OF(OCSP_CERTID) *ids)
+ {
+ OCSP_CERTID *id;
+ if(!issuer)
+ {
+ BIO_printf(bio_err, "No issuer certificate specified\n");
+ return 0;
+ }
+ if(!*req) *req = OCSP_REQUEST_new();
+ if(!*req) goto err;
+ id = OCSP_cert_to_id(NULL, cert, issuer);
+ if(!id || !sk_OCSP_CERTID_push(ids, id)) goto err;
+ if(!OCSP_request_add0_id(*req, id)) goto err;
+ return 1;
+
+ err:
+ BIO_printf(bio_err, "Error Creating OCSP request\n");
+ return 0;
+ }
+
+static int add_ocsp_serial(OCSP_REQUEST **req, char *serial, X509 *issuer,
+ STACK_OF(OCSP_CERTID) *ids)
+ {
+ OCSP_CERTID *id;
+ X509_NAME *iname;
+ ASN1_BIT_STRING *ikey;
+ ASN1_INTEGER *sno;
+ if(!issuer)
+ {
+ BIO_printf(bio_err, "No issuer certificate specified\n");
+ return 0;
+ }
+ if(!*req) *req = OCSP_REQUEST_new();
+ if(!*req) goto err;
+ iname = X509_get_subject_name(issuer);
+ ikey = X509_get0_pubkey_bitstr(issuer);
+ sno = s2i_ASN1_INTEGER(NULL, serial);
+ if(!sno)
+ {
+ BIO_printf(bio_err, "Error converting serial number %s\n", serial);
+ return 0;
+ }
+ id = OCSP_cert_id_new(EVP_sha1(), iname, ikey, sno);
+ ASN1_INTEGER_free(sno);
+ if(!id || !sk_OCSP_CERTID_push(ids, id)) goto err;
+ if(!OCSP_request_add0_id(*req, id)) goto err;
+ return 1;
+
+ err:
+ BIO_printf(bio_err, "Error Creating OCSP request\n");
+ return 0;
+ }
+
+static int print_ocsp_summary(BIO *out, OCSP_BASICRESP *bs, OCSP_REQUEST *req,
+ STACK *names, STACK_OF(OCSP_CERTID) *ids,
+ long nsec, long maxage)
+ {
+ OCSP_CERTID *id;
+ char *name;
+ int i;
+
+ int status, reason;
+
+ ASN1_GENERALIZEDTIME *rev, *thisupd, *nextupd;
+
+ if (!bs || !req || !sk_num(names) || !sk_OCSP_CERTID_num(ids))
+ return 1;
+
+ for (i = 0; i < sk_OCSP_CERTID_num(ids); i++)
+ {
+ id = sk_OCSP_CERTID_value(ids, i);
+ name = sk_value(names, i);
+ BIO_printf(out, "%s: ", name);
+
+ if(!OCSP_resp_find_status(bs, id, &status, &reason,
+ &rev, &thisupd, &nextupd))
+ {
+ BIO_puts(out, "ERROR: No Status found.\n");
+ continue;
+ }
+
+ /* Check validity: if invalid write to output BIO so we
+ * know which response this refers to.
+ */
+ if (!OCSP_check_validity(thisupd, nextupd, nsec, maxage))
+ {
+ BIO_puts(out, "WARNING: Status times invalid.\n");
+ ERR_print_errors(out);
+ }
+ BIO_printf(out, "%s\n", OCSP_cert_status_str(status));
+
+ BIO_puts(out, "\tThis Update: ");
+ ASN1_GENERALIZEDTIME_print(out, thisupd);
+ BIO_puts(out, "\n");
+
+ if(nextupd)
+ {
+ BIO_puts(out, "\tNext Update: ");
+ ASN1_GENERALIZEDTIME_print(out, nextupd);
+ BIO_puts(out, "\n");
+ }
+
+ if (status != V_OCSP_CERTSTATUS_REVOKED)
+ continue;
+
+ if (reason != -1)
+ BIO_printf(out, "\tReason: %s\n",
+ OCSP_crl_reason_str(reason));
+
+ BIO_puts(out, "\tRevocation Time: ");
+ ASN1_GENERALIZEDTIME_print(out, rev);
+ BIO_puts(out, "\n");
+ }
+
+ return 1;
+ }
+
+
+static int make_ocsp_response(OCSP_RESPONSE **resp, OCSP_REQUEST *req, CA_DB *db,
+ X509 *ca, X509 *rcert, EVP_PKEY *rkey,
+ STACK_OF(X509) *rother, unsigned long flags,
+ int nmin, int ndays)
+ {
+ ASN1_TIME *thisupd = NULL, *nextupd = NULL;
+ OCSP_CERTID *cid, *ca_id = NULL;
+ OCSP_BASICRESP *bs = NULL;
+ int i, id_count, ret = 1;
+
+
+ id_count = OCSP_request_onereq_count(req);
+
+ if (id_count <= 0)
+ {
+ *resp = OCSP_response_create(OCSP_RESPONSE_STATUS_MALFORMEDREQUEST, NULL);
+ goto end;
+ }
+
+ ca_id = OCSP_cert_to_id(EVP_sha1(), NULL, ca);
+
+ bs = OCSP_BASICRESP_new();
+ thisupd = X509_gmtime_adj(NULL, 0);
+ if (ndays != -1)
+ nextupd = X509_gmtime_adj(NULL, nmin * 60 + ndays * 3600 * 24 );
+
+ /* Examine each certificate id in the request */
+ for (i = 0; i < id_count; i++)
+ {
+ OCSP_ONEREQ *one;
+ ASN1_INTEGER *serial;
+ char **inf;
+ one = OCSP_request_onereq_get0(req, i);
+ cid = OCSP_onereq_get0_id(one);
+ /* Is this request about our CA? */
+ if (OCSP_id_issuer_cmp(ca_id, cid))
+ {
+ OCSP_basic_add1_status(bs, cid,
+ V_OCSP_CERTSTATUS_UNKNOWN,
+ 0, NULL,
+ thisupd, nextupd);
+ continue;
+ }
+ OCSP_id_get0_info(NULL, NULL, NULL, &serial, cid);
+ inf = lookup_serial(db, serial);
+ if (!inf)
+ OCSP_basic_add1_status(bs, cid,
+ V_OCSP_CERTSTATUS_UNKNOWN,
+ 0, NULL,
+ thisupd, nextupd);
+ else if (inf[DB_type][0] == DB_TYPE_VAL)
+ OCSP_basic_add1_status(bs, cid,
+ V_OCSP_CERTSTATUS_GOOD,
+ 0, NULL,
+ thisupd, nextupd);
+ else if (inf[DB_type][0] == DB_TYPE_REV)
+ {
+ ASN1_OBJECT *inst = NULL;
+ ASN1_TIME *revtm = NULL;
+ ASN1_GENERALIZEDTIME *invtm = NULL;
+ OCSP_SINGLERESP *single;
+ int reason = -1;
+ unpack_revinfo(&revtm, &reason, &inst, &invtm, inf[DB_rev_date]);
+ single = OCSP_basic_add1_status(bs, cid,
+ V_OCSP_CERTSTATUS_REVOKED,
+ reason, revtm,
+ thisupd, nextupd);
+ if (invtm)
+ OCSP_SINGLERESP_add1_ext_i2d(single, NID_invalidity_date, invtm, 0, 0);
+ else if (inst)
+ OCSP_SINGLERESP_add1_ext_i2d(single, NID_hold_instruction_code, inst, 0, 0);
+ ASN1_OBJECT_free(inst);
+ ASN1_TIME_free(revtm);
+ ASN1_GENERALIZEDTIME_free(invtm);
+ }
+ }
+
+ OCSP_copy_nonce(bs, req);
+
+ OCSP_basic_sign(bs, rcert, rkey, EVP_sha1(), rother, flags);
+
+ *resp = OCSP_response_create(OCSP_RESPONSE_STATUS_SUCCESSFUL, bs);
+
+ end:
+ ASN1_TIME_free(thisupd);
+ ASN1_TIME_free(nextupd);
+ OCSP_CERTID_free(ca_id);
+ OCSP_BASICRESP_free(bs);
+ return ret;
+
+ }
+
+static char **lookup_serial(CA_DB *db, ASN1_INTEGER *ser)
+ {
+ int i;
+ BIGNUM *bn = NULL;
+ char *itmp, *row[DB_NUMBER],**rrow;
+ for (i = 0; i < DB_NUMBER; i++) row[i] = NULL;
+ bn = ASN1_INTEGER_to_BN(ser,NULL);
+ OPENSSL_assert(bn); /* FIXME: should report an error at this point and abort */
+ if (BN_is_zero(bn))
+ itmp = BUF_strdup("00");
+ else
+ itmp = BN_bn2hex(bn);
+ row[DB_serial] = itmp;
+ BN_free(bn);
+ rrow=TXT_DB_get_by_index(db->db,DB_serial,row);
+ OPENSSL_free(itmp);
+ return rrow;
+ }
+
+/* Quick and dirty OCSP server: read in and parse input request */
+
+static BIO *init_responder(char *port)
+ {
+ BIO *acbio = NULL, *bufbio = NULL;
+ bufbio = BIO_new(BIO_f_buffer());
+ if (!bufbio)
+ goto err;
+#ifndef OPENSSL_NO_SOCK
+ acbio = BIO_new_accept(port);
+#else
+ BIO_printf(bio_err, "Error setting up accept BIO - sockets not supported.\n");
+#endif
+ if (!acbio)
+ goto err;
+ BIO_set_accept_bios(acbio, bufbio);
+ bufbio = NULL;
+
+ if (BIO_do_accept(acbio) <= 0)
+ {
+ BIO_printf(bio_err, "Error setting up accept BIO\n");
+ ERR_print_errors(bio_err);
+ goto err;
+ }
+
+ return acbio;
+
+ err:
+ BIO_free_all(acbio);
+ BIO_free(bufbio);
+ return NULL;
+ }
+
+static int do_responder(OCSP_REQUEST **preq, BIO **pcbio, BIO *acbio, char *port)
+ {
+ int have_post = 0, len;
+ OCSP_REQUEST *req = NULL;
+ char inbuf[1024];
+ BIO *cbio = NULL;
+
+ if (BIO_do_accept(acbio) <= 0)
+ {
+ BIO_printf(bio_err, "Error accepting connection\n");
+ ERR_print_errors(bio_err);
+ return 0;
+ }
+
+ cbio = BIO_pop(acbio);
+ *pcbio = cbio;
+
+ for(;;)
+ {
+ len = BIO_gets(cbio, inbuf, sizeof inbuf);
+ if (len <= 0)
+ return 1;
+ /* Look for "POST" signalling start of query */
+ if (!have_post)
+ {
+ if(strncmp(inbuf, "POST", 4))
+ {
+ BIO_printf(bio_err, "Invalid request\n");
+ return 1;
+ }
+ have_post = 1;
+ }
+ /* Look for end of headers */
+ if ((inbuf[0] == '\r') || (inbuf[0] == '\n'))
+ break;
+ }
+
+ /* Try to read OCSP request */
+
+ req = d2i_OCSP_REQUEST_bio(cbio, NULL);
+
+ if (!req)
+ {
+ BIO_printf(bio_err, "Error parsing OCSP request\n");
+ ERR_print_errors(bio_err);
+ }
+
+ *preq = req;
+
+ return 1;
+
+ }
+
+static int send_ocsp_response(BIO *cbio, OCSP_RESPONSE *resp)
+ {
+ char http_resp[] =
+ "HTTP/1.0 200 OK\r\nContent-type: application/ocsp-response\r\n"
+ "Content-Length: %d\r\n\r\n";
+ if (!cbio)
+ return 0;
+ BIO_printf(cbio, http_resp, i2d_OCSP_RESPONSE(resp, NULL));
+ i2d_OCSP_RESPONSE_bio(cbio, resp);
+ (void)BIO_flush(cbio);
+ return 1;
+ }
+
+static OCSP_RESPONSE *query_responder(BIO *err, BIO *cbio, char *path,
+ OCSP_REQUEST *req, int req_timeout)
+ {
+ int fd;
+ int rv;
+ OCSP_REQ_CTX *ctx = NULL;
+ OCSP_RESPONSE *rsp = NULL;
+ fd_set confds;
+ struct timeval tv;
+
+ if (req_timeout != -1)
+ BIO_set_nbio(cbio, 1);
+
+ rv = BIO_do_connect(cbio);
+
+ if ((rv <= 0) && ((req_timeout == -1) || !BIO_should_retry(cbio)))
+ {
+ BIO_puts(err, "Error connecting BIO\n");
+ return NULL;
+ }
+
+ if (req_timeout == -1)
+ return OCSP_sendreq_bio(cbio, path, req);
+
+ if (BIO_get_fd(cbio, &fd) <= 0)
+ {
+ BIO_puts(err, "Can't get connection fd\n");
+ goto err;
+ }
+
+ if (rv <= 0)
+ {
+ FD_ZERO(&confds);
+ openssl_fdset(fd, &confds);
+ tv.tv_usec = 0;
+ tv.tv_sec = req_timeout;
+ rv = select(fd + 1, NULL, (void *)&confds, NULL, &tv);
+ if (rv == 0)
+ {
+ BIO_puts(err, "Timeout on connect\n");
+ return NULL;
+ }
+ }
+
+
+ ctx = OCSP_sendreq_new(cbio, path, req, -1);
+ if (!ctx)
+ return NULL;
+
+ for (;;)
+ {
+ rv = OCSP_sendreq_nbio(&rsp, ctx);
+ if (rv != -1)
+ break;
+ FD_ZERO(&confds);
+ openssl_fdset(fd, &confds);
+ tv.tv_usec = 0;
+ tv.tv_sec = req_timeout;
+ if (BIO_should_read(cbio))
+ rv = select(fd + 1, (void *)&confds, NULL, NULL, &tv);
+ else if (BIO_should_write(cbio))
+ rv = select(fd + 1, NULL, (void *)&confds, NULL, &tv);
+ else
+ {
+ BIO_puts(err, "Unexpected retry condition\n");
+ goto err;
+ }
+ if (rv == 0)
+ {
+ BIO_puts(err, "Timeout on request\n");
+ break;
+ }
+ if (rv == -1)
+ {
+ BIO_puts(err, "Select error\n");
+ break;
+ }
+
+ }
+ err:
+ if (ctx)
+ OCSP_REQ_CTX_free(ctx);
+
+ return rsp;
+ }
+
+OCSP_RESPONSE *process_responder(BIO *err, OCSP_REQUEST *req,
+ char *host, char *path, char *port, int use_ssl,
+ int req_timeout)
+ {
+ BIO *cbio = NULL;
+ SSL_CTX *ctx = NULL;
+ OCSP_RESPONSE *resp = NULL;
+ cbio = BIO_new_connect(host);
+ if (!cbio)
+ {
+ BIO_printf(err, "Error creating connect BIO\n");
+ goto end;
+ }
+ if (port) BIO_set_conn_port(cbio, port);
+ if (use_ssl == 1)
+ {
+ BIO *sbio;
+#if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
+ ctx = SSL_CTX_new(SSLv23_client_method());
+#elif !defined(OPENSSL_NO_SSL3)
+ ctx = SSL_CTX_new(SSLv3_client_method());
+#elif !defined(OPENSSL_NO_SSL2)
+ ctx = SSL_CTX_new(SSLv2_client_method());
+#else
+ BIO_printf(err, "SSL is disabled\n");
+ goto end;
+#endif
+ if (ctx == NULL)
+ {
+ BIO_printf(err, "Error creating SSL context.\n");
+ goto end;
+ }
+ SSL_CTX_set_mode(ctx, SSL_MODE_AUTO_RETRY);
+ sbio = BIO_new_ssl(ctx, 1);
+ cbio = BIO_push(sbio, cbio);
+ }
+ resp = query_responder(err, cbio, path, req, req_timeout);
+ if (!resp)
+ BIO_printf(bio_err, "Error querying OCSP responsder\n");
+ end:
+ if (ctx)
+ SSL_CTX_free(ctx);
+ if (cbio)
+ BIO_free_all(cbio);
+ return resp;
+ }
+
+#endif