2 * Copyright 2001-2016 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the OpenSSL license (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
11 #include "internal/cryptlib.h"
12 #include <openssl/objects.h>
13 #include <openssl/rand.h>
14 #include <openssl/x509.h>
15 #include <openssl/pem.h>
16 #include <openssl/x509v3.h>
17 #include <openssl/ocsp.h>
21 * Utility functions related to sending OCSP responses and extracting
22 * relevant information from the request.
25 int OCSP_request_onereq_count(OCSP_REQUEST *req)
27 return sk_OCSP_ONEREQ_num(req->tbsRequest.requestList);
30 OCSP_ONEREQ *OCSP_request_onereq_get0(OCSP_REQUEST *req, int i)
32 return sk_OCSP_ONEREQ_value(req->tbsRequest.requestList, i);
35 OCSP_CERTID *OCSP_onereq_get0_id(OCSP_ONEREQ *one)
40 int OCSP_id_get0_info(ASN1_OCTET_STRING **piNameHash, ASN1_OBJECT **pmd,
41 ASN1_OCTET_STRING **pikeyHash,
42 ASN1_INTEGER **pserial, OCSP_CERTID *cid)
47 *pmd = cid->hashAlgorithm.algorithm;
49 *piNameHash = &cid->issuerNameHash;
51 *pikeyHash = &cid->issuerKeyHash;
53 *pserial = &cid->serialNumber;
57 int OCSP_request_is_signed(OCSP_REQUEST *req)
59 if (req->optionalSignature)
64 /* Create an OCSP response and encode an optional basic response */
65 OCSP_RESPONSE *OCSP_response_create(int status, OCSP_BASICRESP *bs)
67 OCSP_RESPONSE *rsp = NULL;
69 if ((rsp = OCSP_RESPONSE_new()) == NULL)
71 if (!(ASN1_ENUMERATED_set(rsp->responseStatus, status)))
75 if ((rsp->responseBytes = OCSP_RESPBYTES_new()) == NULL)
77 rsp->responseBytes->responseType = OBJ_nid2obj(NID_id_pkix_OCSP_basic);
79 (bs, ASN1_ITEM_rptr(OCSP_BASICRESP), &rsp->responseBytes->response))
83 OCSP_RESPONSE_free(rsp);
87 OCSP_SINGLERESP *OCSP_basic_add1_status(OCSP_BASICRESP *rsp,
89 int status, int reason,
94 OCSP_SINGLERESP *single = NULL;
98 if (rsp->tbsResponseData.responses == NULL
99 && (rsp->tbsResponseData.responses
100 = sk_OCSP_SINGLERESP_new_null()) == NULL)
103 if ((single = OCSP_SINGLERESP_new()) == NULL)
106 if (!ASN1_TIME_to_generalizedtime(thisupd, &single->thisUpdate))
109 !ASN1_TIME_to_generalizedtime(nextupd, &single->nextUpdate))
112 OCSP_CERTID_free(single->certId);
114 if ((single->certId = OCSP_CERTID_dup(cid)) == NULL)
117 cs = single->certStatus;
118 switch (cs->type = status) {
119 case V_OCSP_CERTSTATUS_REVOKED:
121 OCSPerr(OCSP_F_OCSP_BASIC_ADD1_STATUS, OCSP_R_NO_REVOKED_TIME);
124 if ((cs->value.revoked = ri = OCSP_REVOKEDINFO_new()) == NULL)
126 if (!ASN1_TIME_to_generalizedtime(revtime, &ri->revocationTime))
128 if (reason != OCSP_REVOKED_STATUS_NOSTATUS) {
129 if ((ri->revocationReason = ASN1_ENUMERATED_new()) == NULL)
131 if (!(ASN1_ENUMERATED_set(ri->revocationReason, reason)))
136 case V_OCSP_CERTSTATUS_GOOD:
137 if ((cs->value.good = ASN1_NULL_new()) == NULL)
141 case V_OCSP_CERTSTATUS_UNKNOWN:
142 if ((cs->value.unknown = ASN1_NULL_new()) == NULL)
150 if (!(sk_OCSP_SINGLERESP_push(rsp->tbsResponseData.responses, single)))
154 OCSP_SINGLERESP_free(single);
158 /* Add a certificate to an OCSP request */
160 int OCSP_basic_add1_cert(OCSP_BASICRESP *resp, X509 *cert)
162 if (resp->certs == NULL
163 && (resp->certs = sk_X509_new_null()) == NULL)
166 if (!sk_X509_push(resp->certs, cert))
172 int OCSP_basic_sign(OCSP_BASICRESP *brsp,
173 X509 *signer, EVP_PKEY *key, const EVP_MD *dgst,
174 STACK_OF(X509) *certs, unsigned long flags)
179 if (!X509_check_private_key(signer, key)) {
180 OCSPerr(OCSP_F_OCSP_BASIC_SIGN,
181 OCSP_R_PRIVATE_KEY_DOES_NOT_MATCH_CERTIFICATE);
185 if (!(flags & OCSP_NOCERTS)) {
186 if (!OCSP_basic_add1_cert(brsp, signer))
188 for (i = 0; i < sk_X509_num(certs); i++) {
189 X509 *tmpcert = sk_X509_value(certs, i);
190 if (!OCSP_basic_add1_cert(brsp, tmpcert))
195 rid = &brsp->tbsResponseData.responderId;
196 if (flags & OCSP_RESPID_KEY) {
197 unsigned char md[SHA_DIGEST_LENGTH];
198 X509_pubkey_digest(signer, EVP_sha1(), md, NULL);
199 if ((rid->value.byKey = ASN1_OCTET_STRING_new()) == NULL)
201 if (!(ASN1_OCTET_STRING_set(rid->value.byKey, md, SHA_DIGEST_LENGTH)))
203 rid->type = V_OCSP_RESPID_KEY;
205 if (!X509_NAME_set(&rid->value.byName, X509_get_subject_name(signer)))
207 rid->type = V_OCSP_RESPID_NAME;
210 if (!(flags & OCSP_NOTIME) &&
211 !X509_gmtime_adj(brsp->tbsResponseData.producedAt, 0))
215 * Right now, I think that not doing double hashing is the right thing.
219 if (!OCSP_BASICRESP_sign(brsp, key, dgst, 0))