+/* ocsp_srv.c */
+/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+ * project 2001.
+ */
+/* ====================================================================
+ * Copyright (c) 1998-2001 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
+ * openssl-core@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).
+ *
+ */
+
+#include <stdio.h>
+#include <cryptlib.h>
+#include <openssl/objects.h>
+#include <openssl/rand.h>
+#include <openssl/x509.h>
+#include <openssl/pem.h>
+#include <openssl/x509v3.h>
+#include <openssl/ocsp.h>
+
+/* Utility functions related to sending OCSP responses and extracting
+ * relevant information from the request.
+ */
+
+int OCSP_request_onereq_count(OCSP_REQUEST *req)
+ {
+ return sk_OCSP_ONEREQ_num(req->tbsRequest->requestList);
+ }
+
+OCSP_ONEREQ *OCSP_request_onereq_get0(OCSP_REQUEST *req, int i)
+ {
+ return sk_OCSP_ONEREQ_value(req->tbsRequest->requestList, i);
+ }
+
+OCSP_CERTID *OCSP_onereq_get0_id(OCSP_ONEREQ *one)
+ {
+ return one->reqCert;
+ }
+
+int OCSP_id_get0_info(ASN1_OCTET_STRING **piNameHash, ASN1_OBJECT **pmd,
+ ASN1_OCTET_STRING **pikeyHash,
+ ASN1_INTEGER **pserial, OCSP_CERTID *cid)
+ {
+ if (!cid) return 0;
+ if (pmd) *pmd = cid->hashAlgorithm->algorithm;
+ if(piNameHash) *piNameHash = cid->issuerNameHash;
+ if (pikeyHash) *pikeyHash = cid->issuerKeyHash;
+ if (pserial) *pserial = cid->serialNumber;
+ return 1;
+ }
+
+/* Create an OCSP response and encode an optional basic response */
+OCSP_RESPONSE *OCSP_response_create(int status, OCSP_BASICRESP *bs)
+ {
+ OCSP_RESPONSE *rsp = NULL;
+
+ if (!(rsp = OCSP_RESPONSE_new())) goto err;
+ if (!(ASN1_ENUMERATED_set(rsp->responseStatus, status))) goto err;
+ if (!bs) return rsp;
+ if (!(rsp->responseBytes = OCSP_RESPBYTES_new())) goto err;
+ rsp->responseBytes->responseType = OBJ_nid2obj(NID_id_pkix_OCSP_basic);
+ if (!ASN1_item_pack(bs, &OCSP_BASICRESP_it, &rsp->responseBytes->response))
+ goto err;
+ return rsp;
+err:
+ if (rsp) OCSP_RESPONSE_free(rsp);
+ return NULL;
+ }
+
+
+OCSP_SINGLERESP *OCSP_basic_add1_status(OCSP_BASICRESP *rsp,
+ OCSP_CERTID *cid,
+ int status, int reason,
+ ASN1_TIME *revtime,
+ ASN1_TIME *thisupd, ASN1_TIME *nextupd)
+ {
+ OCSP_SINGLERESP *single = NULL;
+ OCSP_CERTSTATUS *cs;
+ OCSP_REVOKEDINFO *ri;
+
+ if(!rsp->tbsResponseData->responses &&
+ !(rsp->tbsResponseData->responses = sk_OCSP_SINGLERESP_new_null()))
+ goto err;
+
+ if (!(single = OCSP_SINGLERESP_new()))
+ goto err;
+
+
+
+ if (!ASN1_TIME_to_generalizedtime(thisupd, &single->thisUpdate))
+ goto err;
+ if (nextupd &&
+ !ASN1_TIME_to_generalizedtime(nextupd, &single->nextUpdate))
+ goto err;
+
+ OCSP_CERTID_free(single->certId);
+
+ if(!(single->certId = OCSP_CERTID_dup(cid)))
+ goto err;
+
+ cs = single->certStatus;
+ switch(cs->type = status)
+ {
+ case V_OCSP_CERTSTATUS_REVOKED:
+ if (!revtime)
+ {
+ OCSPerr(OCSP_F_OCSP_BASIC_ADD1_STATUS,OCSP_R_NO_REVOKED_TIME);
+ goto err;
+ }
+ if (!(cs->value.revoked = ri = OCSP_REVOKEDINFO_new())) goto err;
+ if (!ASN1_TIME_to_generalizedtime(revtime, &ri->revocationTime))
+ goto err;
+ if (reason != OCSP_REVOKED_STATUS_NOSTATUS)
+ {
+ if (!(ri->revocationReason = ASN1_ENUMERATED_new()))
+ goto err;
+ if (!(ASN1_ENUMERATED_set(ri->revocationReason,
+ reason)))
+ goto err;
+ }
+ break;
+
+ case V_OCSP_CERTSTATUS_GOOD:
+ cs->value.good = ASN1_NULL_new();
+ break;
+
+ case V_OCSP_CERTSTATUS_UNKNOWN:
+ cs->value.unknown = ASN1_NULL_new();
+ break;
+
+ default:
+ goto err;
+
+ }
+ if (!(sk_OCSP_SINGLERESP_push(rsp->tbsResponseData->responses, single)))
+ goto err;
+ return single;
+err:
+ OCSP_SINGLERESP_free(single);
+ return NULL;
+ }
+
+/* Add a certificate to an OCSP request */
+
+int OCSP_basic_add1_cert(OCSP_BASICRESP *resp, X509 *cert)
+ {
+ if (!resp->certs && !(resp->certs = sk_X509_new_null()))
+ return 0;
+
+ if(!sk_X509_push(resp->certs, cert)) return 0;
+ CRYPTO_add(&cert->references, 1, CRYPTO_LOCK_X509);
+ return 1;
+ }
+
+int OCSP_basic_sign(OCSP_BASICRESP *brsp,
+ X509 *signer, EVP_PKEY *key, const EVP_MD *dgst,
+ STACK_OF(X509) *certs, unsigned long flags)
+ {
+ int i;
+ OCSP_RESPID *rid;
+
+ if(!(flags & OCSP_NOCERTS) && !OCSP_basic_add1_cert(brsp, signer))
+ goto err;
+
+ for (i = 0; i < sk_X509_num(certs); i++)
+ {
+ X509 *tmpcert = sk_X509_value(certs, i);
+ if(!OCSP_basic_add1_cert(brsp, tmpcert))
+ goto err;
+ }
+
+ rid = brsp->tbsResponseData->responderId;
+ if (flags & OCSP_RESPID_KEY)
+ {
+ unsigned char md[SHA_DIGEST_LENGTH];
+ X509_pubkey_digest(signer, EVP_sha1(), md, NULL);
+ if (!(rid->value.byKey = ASN1_OCTET_STRING_new()))
+ goto err;
+ if (!(ASN1_OCTET_STRING_set(rid->value.byKey, md, SHA_DIGEST_LENGTH)))
+ goto err;
+ rid->type = V_OCSP_RESPID_KEY;
+ }
+ else
+ {
+ if (!X509_NAME_set(&rid->value.byName,
+ X509_get_subject_name(signer)))
+ goto err;
+ rid->type = V_OCSP_RESPID_NAME;
+ }
+
+ if (!(flags & OCSP_NOTIME) &&
+ !X509_gmtime_adj(brsp->tbsResponseData->producedAt, 0))
+ goto err;
+
+ /* Right now, I think that not doing double hashing is the right
+ thing. -- Richard Levitte */
+
+ if (!OCSP_BASICRESP_sign(brsp, key, dgst, 0)) goto err;
+
+ return 1;
+err:
+ return 0;
+ }
projects / openssl.git / commitdiff