3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
6 /* ====================================================================
7 * Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in
18 * the documentation and/or other materials provided with the
21 * 3. All advertising materials mentioning features or use of this
22 * software must display the following acknowledgment:
23 * "This product includes software developed by the OpenSSL Project
24 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
26 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
27 * endorse or promote products derived from this software without
28 * prior written permission. For written permission, please contact
29 * openssl-core@openssl.org.
31 * 5. Products derived from this software may not be called "OpenSSL"
32 * nor may "OpenSSL" appear in their names without prior written
33 * permission of the OpenSSL Project.
35 * 6. Redistributions of any form whatsoever must retain the following
37 * "This product includes software developed by the OpenSSL Project
38 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
40 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
41 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
43 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
44 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
45 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
46 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
47 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
49 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
50 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
51 * OF THE POSSIBILITY OF SUCH DAMAGE.
52 * ====================================================================
54 * This product includes cryptographic software written by Eric Young
55 * (eay@cryptsoft.com). This product includes software written by Tim
56 * Hudson (tjh@cryptsoft.com).
62 #include <openssl/objects.h>
63 #include <openssl/rand.h>
64 #include <openssl/x509.h>
65 #include <openssl/pem.h>
66 #include <openssl/x509v3.h>
67 #include <openssl/ocsp.h>
71 * Utility functions related to sending OCSP responses and extracting
72 * relevant information from the request.
75 int OCSP_request_onereq_count(OCSP_REQUEST *req)
77 return sk_OCSP_ONEREQ_num(req->tbsRequest->requestList);
80 OCSP_ONEREQ *OCSP_request_onereq_get0(OCSP_REQUEST *req, int i)
82 return sk_OCSP_ONEREQ_value(req->tbsRequest->requestList, i);
85 OCSP_CERTID *OCSP_onereq_get0_id(OCSP_ONEREQ *one)
90 int OCSP_id_get0_info(ASN1_OCTET_STRING **piNameHash, ASN1_OBJECT **pmd,
91 ASN1_OCTET_STRING **pikeyHash,
92 ASN1_INTEGER **pserial, OCSP_CERTID *cid)
97 *pmd = cid->hashAlgorithm->algorithm;
99 *piNameHash = cid->issuerNameHash;
101 *pikeyHash = cid->issuerKeyHash;
103 *pserial = cid->serialNumber;
107 int OCSP_request_is_signed(OCSP_REQUEST *req)
109 if (req->optionalSignature)
114 /* Create an OCSP response and encode an optional basic response */
115 OCSP_RESPONSE *OCSP_response_create(int status, OCSP_BASICRESP *bs)
117 OCSP_RESPONSE *rsp = NULL;
119 if (!(rsp = OCSP_RESPONSE_new()))
121 if (!(ASN1_ENUMERATED_set(rsp->responseStatus, status)))
125 if (!(rsp->responseBytes = OCSP_RESPBYTES_new()))
127 rsp->responseBytes->responseType = OBJ_nid2obj(NID_id_pkix_OCSP_basic);
129 (bs, ASN1_ITEM_rptr(OCSP_BASICRESP), &rsp->responseBytes->response))
133 OCSP_RESPONSE_free(rsp);
137 OCSP_SINGLERESP *OCSP_basic_add1_status(OCSP_BASICRESP *rsp,
139 int status, int reason,
144 OCSP_SINGLERESP *single = NULL;
146 OCSP_REVOKEDINFO *ri;
148 if (!rsp->tbsResponseData->responses &&
149 !(rsp->tbsResponseData->responses = sk_OCSP_SINGLERESP_new_null()))
152 if (!(single = OCSP_SINGLERESP_new()))
155 if (!ASN1_TIME_to_generalizedtime(thisupd, &single->thisUpdate))
158 !ASN1_TIME_to_generalizedtime(nextupd, &single->nextUpdate))
161 OCSP_CERTID_free(single->certId);
163 if (!(single->certId = OCSP_CERTID_dup(cid)))
166 cs = single->certStatus;
167 switch (cs->type = status) {
168 case V_OCSP_CERTSTATUS_REVOKED:
170 OCSPerr(OCSP_F_OCSP_BASIC_ADD1_STATUS, OCSP_R_NO_REVOKED_TIME);
173 if (!(cs->value.revoked = ri = OCSP_REVOKEDINFO_new()))
175 if (!ASN1_TIME_to_generalizedtime(revtime, &ri->revocationTime))
177 if (reason != OCSP_REVOKED_STATUS_NOSTATUS) {
178 if (!(ri->revocationReason = ASN1_ENUMERATED_new()))
180 if (!(ASN1_ENUMERATED_set(ri->revocationReason, reason)))
185 case V_OCSP_CERTSTATUS_GOOD:
186 cs->value.good = ASN1_NULL_new();
189 case V_OCSP_CERTSTATUS_UNKNOWN:
190 cs->value.unknown = ASN1_NULL_new();
197 if (!(sk_OCSP_SINGLERESP_push(rsp->tbsResponseData->responses, single)))
201 OCSP_SINGLERESP_free(single);
205 /* Add a certificate to an OCSP request */
207 int OCSP_basic_add1_cert(OCSP_BASICRESP *resp, X509 *cert)
209 if (!resp->certs && !(resp->certs = sk_X509_new_null()))
212 if (!sk_X509_push(resp->certs, cert))
214 CRYPTO_add(&cert->references, 1, CRYPTO_LOCK_X509);
218 int OCSP_basic_sign(OCSP_BASICRESP *brsp,
219 X509 *signer, EVP_PKEY *key, const EVP_MD *dgst,
220 STACK_OF(X509) *certs, unsigned long flags)
225 if (!X509_check_private_key(signer, key)) {
226 OCSPerr(OCSP_F_OCSP_BASIC_SIGN,
227 OCSP_R_PRIVATE_KEY_DOES_NOT_MATCH_CERTIFICATE);
231 if (!(flags & OCSP_NOCERTS)) {
232 if (!OCSP_basic_add1_cert(brsp, signer))
234 for (i = 0; i < sk_X509_num(certs); i++) {
235 X509 *tmpcert = sk_X509_value(certs, i);
236 if (!OCSP_basic_add1_cert(brsp, tmpcert))
241 rid = brsp->tbsResponseData->responderId;
242 if (flags & OCSP_RESPID_KEY) {
243 unsigned char md[SHA_DIGEST_LENGTH];
244 X509_pubkey_digest(signer, EVP_sha1(), md, NULL);
245 if (!(rid->value.byKey = ASN1_OCTET_STRING_new()))
247 if (!(ASN1_OCTET_STRING_set(rid->value.byKey, md, SHA_DIGEST_LENGTH)))
249 rid->type = V_OCSP_RESPID_KEY;
251 if (!X509_NAME_set(&rid->value.byName, X509_get_subject_name(signer)))
253 rid->type = V_OCSP_RESPID_NAME;
256 if (!(flags & OCSP_NOTIME) &&
257 !X509_gmtime_adj(brsp->tbsResponseData->producedAt, 0))
261 * Right now, I think that not doing double hashing is the right thing.
265 if (!OCSP_BASICRESP_sign(brsp, key, dgst, 0))