X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2Focsp%2Focsp_srv.c;h=d31a3c0c2597b17bf6ac89cda6777a5b1ae0b834;hp=5743f9c7544e1ee96629569e69b1052d99051c75;hb=b4dd21a7b8b850a39b0f610fceca21557853c943;hpb=2b916952a8de5b1197169801925dad74aa3360cd;ds=sidebyside diff --git a/crypto/ocsp/ocsp_srv.c b/crypto/ocsp/ocsp_srv.c index 5743f9c754..d31a3c0c25 100644 --- a/crypto/ocsp/ocsp_srv.c +++ b/crypto/ocsp/ocsp_srv.c @@ -1,258 +1,295 @@ -/* 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). +/* + * Copyright 2001-2016 The OpenSSL Project Authors. All Rights Reserved. * + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html */ #include -#include +#include "internal/cryptlib.h" #include -#include #include #include #include #include +#include "ocsp_lcl.h" -/* Utility functions related to sending OCSP responses and extracting +/* + * 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); - } +{ + 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); - } +{ + return sk_OCSP_ONEREQ_value(req->tbsRequest.requestList, i); +} OCSP_CERTID *OCSP_onereq_get0_id(OCSP_ONEREQ *one) - { - return one->reqCert; - } +{ + 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; - } + 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; +} + +int OCSP_request_is_signed(OCSP_REQUEST *req) +{ + if (req->optionalSignature) + return 1; + return 0; +} /* 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_RESPONSE *rsp = NULL; + + if ((rsp = OCSP_RESPONSE_new()) == NULL) + goto err; + if (!(ASN1_ENUMERATED_set(rsp->responseStatus, status))) + goto err; + if (!bs) + return rsp; + if ((rsp->responseBytes = OCSP_RESPBYTES_new()) == NULL) + goto err; + rsp->responseBytes->responseType = OBJ_nid2obj(NID_id_pkix_OCSP_basic); + if (!ASN1_item_pack + (bs, ASN1_ITEM_rptr(OCSP_BASICRESP), &rsp->responseBytes->response)) + goto err; + return rsp; + err: + 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; - } + 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 == NULL + && (rsp->tbsResponseData.responses + = sk_OCSP_SINGLERESP_new_null()) == NULL) + goto err; + + if ((single = OCSP_SINGLERESP_new()) == NULL) + 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)) == NULL) + 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()) == NULL) + goto err; + if (!ASN1_TIME_to_generalizedtime(revtime, &ri->revocationTime)) + goto err; + if (reason != OCSP_REVOKED_STATUS_NOSTATUS) { + if ((ri->revocationReason = ASN1_ENUMERATED_new()) == NULL) + goto err; + if (!(ASN1_ENUMERATED_set(ri->revocationReason, reason))) + goto err; + } + break; + + case V_OCSP_CERTSTATUS_GOOD: + if ((cs->value.good = ASN1_NULL_new()) == NULL) + goto err; + break; + + case V_OCSP_CERTSTATUS_UNKNOWN: + if ((cs->value.unknown = ASN1_NULL_new()) == NULL) + goto err; + 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 (!X509_check_private_key(signer, key)) - { - OCSPerr(OCSP_F_OCSP_BASIC_SIGN, OCSP_R_PRIVATE_KEY_DOES_NOT_MATCH_CERTIFICATE); - goto err; - } - - if(!(flags & OCSP_NOCERTS)) - { - if(!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; - } +{ + if (resp->certs == NULL + && (resp->certs = sk_X509_new_null()) == NULL) + return 0; + + if (!sk_X509_push(resp->certs, cert)) + return 0; + X509_up_ref(cert); + return 1; +} + +int OCSP_basic_sign_ctx(OCSP_BASICRESP *brsp, + X509 *signer, EVP_MD_CTX *ctx, + STACK_OF(X509) *certs, unsigned long flags) +{ + int i; + OCSP_RESPID *rid; + + if (!ctx || !EVP_MD_CTX_pkey_ctx(ctx) || !EVP_PKEY_CTX_get0_pkey(EVP_MD_CTX_pkey_ctx(ctx)) || + !X509_check_private_key(signer, EVP_PKEY_CTX_get0_pkey(EVP_MD_CTX_pkey_ctx(ctx)))) { + OCSPerr(OCSP_F_OCSP_BASIC_SIGN_CTX, + OCSP_R_PRIVATE_KEY_DOES_NOT_MATCH_CERTIFICATE); + goto err; + } + + if (!(flags & OCSP_NOCERTS)) { + if (!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) { + if (!OCSP_RESPID_set_by_key(rid, signer)) + goto err; + } else if (!OCSP_RESPID_set_by_name(rid, signer)) { + goto err; + } + + 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_ctx(brsp, ctx, 0)) + goto err; + + return 1; + err: + return 0; +} + +int OCSP_basic_sign(OCSP_BASICRESP *brsp, + X509 *signer, EVP_PKEY *key, const EVP_MD *dgst, + STACK_OF(X509) *certs, unsigned long flags) +{ + EVP_MD_CTX *ctx = EVP_MD_CTX_new(); + EVP_PKEY_CTX *pkctx = NULL; + int i; + + if (!EVP_DigestSignInit(ctx, &pkctx, dgst, NULL, key)) { + EVP_MD_CTX_free(ctx); + return 1; + } + i = OCSP_basic_sign_ctx(brsp, signer, ctx, certs, flags); + EVP_MD_CTX_free(ctx); + return i; +} + +int OCSP_RESPID_set_by_name(OCSP_RESPID *respid, X509 *cert) +{ + if (!X509_NAME_set(&respid->value.byName, X509_get_subject_name(cert))) + return 0; + + respid->type = V_OCSP_RESPID_NAME; + + return 1; +} + +int OCSP_RESPID_set_by_key(OCSP_RESPID *respid, X509 *cert) +{ + ASN1_OCTET_STRING *byKey = NULL; + unsigned char md[SHA_DIGEST_LENGTH]; + + /* RFC2560 requires SHA1 */ + if (!X509_pubkey_digest(cert, EVP_sha1(), md, NULL)) + return 0; + + byKey = ASN1_OCTET_STRING_new(); + if (byKey == NULL) + return 0; + + if (!(ASN1_OCTET_STRING_set(byKey, md, SHA_DIGEST_LENGTH))) { + ASN1_OCTET_STRING_free(byKey); + return 0; + } + + respid->type = V_OCSP_RESPID_KEY; + respid->value.byKey = byKey; + + return 1; +} + +int OCSP_RESPID_match(OCSP_RESPID *respid, X509 *cert) +{ + if (respid->type == V_OCSP_RESPID_KEY) { + unsigned char md[SHA_DIGEST_LENGTH]; + + if (respid->value.byKey == NULL) + return 0; + + /* RFC2560 requires SHA1 */ + if (!X509_pubkey_digest(cert, EVP_sha1(), md, NULL)) + return 0; + + return (ASN1_STRING_length(respid->value.byKey) == SHA_DIGEST_LENGTH) + && (memcmp(ASN1_STRING_get0_data(respid->value.byKey), md, + SHA_DIGEST_LENGTH) == 0); + } else if (respid->type == V_OCSP_RESPID_NAME) { + if (respid->value.byName == NULL) + return 0; + + return X509_NAME_cmp(respid->value.byName, + X509_get_subject_name(cert)) == 0; + } + + return 0; +}