[51770] | 1 | /* $Id: iprt-openssl.cpp 98103 2023-01-17 14:15:46Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT - Crypto - OpenSSL Helpers.
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| 4 | */
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| 5 |
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| 6 | /*
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[98103] | 7 | * Copyright (C) 2006-2023 Oracle and/or its affiliates.
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[51770] | 8 | *
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[96407] | 9 | * This file is part of VirtualBox base platform packages, as
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| 10 | * available from https://www.virtualbox.org.
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[51770] | 11 | *
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[96407] | 12 | * This program is free software; you can redistribute it and/or
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| 13 | * modify it under the terms of the GNU General Public License
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| 14 | * as published by the Free Software Foundation, in version 3 of the
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| 15 | * License.
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| 16 | *
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| 17 | * This program is distributed in the hope that it will be useful, but
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| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 20 | * General Public License for more details.
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| 21 | *
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| 22 | * You should have received a copy of the GNU General Public License
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| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 24 | *
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[51770] | 25 | * The contents of this file may alternatively be used under the terms
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| 26 | * of the Common Development and Distribution License Version 1.0
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[96407] | 27 | * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
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| 28 | * in the VirtualBox distribution, in which case the provisions of the
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[51770] | 29 | * CDDL are applicable instead of those of the GPL.
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| 30 | *
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| 31 | * You may elect to license modified versions of this file under the
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| 32 | * terms and conditions of either the GPL or the CDDL or both.
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[96407] | 33 | *
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| 34 | * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
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[51770] | 35 | */
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| 36 |
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| 37 |
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[57358] | 38 | /*********************************************************************************************************************************
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| 39 | * Header Files *
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| 40 | *********************************************************************************************************************************/
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[51770] | 41 | #include "internal/iprt.h"
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| 42 |
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| 43 | #ifdef IPRT_WITH_OPENSSL /* Whole file. */
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| 44 | # include <iprt/err.h>
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| 45 | # include <iprt/string.h>
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[84230] | 46 | # include <iprt/mem.h>
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| 47 | # include <iprt/asn1.h>
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[84248] | 48 | # include <iprt/crypto/digest.h>
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[95604] | 49 | # include <iprt/crypto/pkcs7.h>
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[95655] | 50 | # include <iprt/crypto/spc.h>
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[51770] | 51 |
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| 52 | # include "internal/iprt-openssl.h"
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[85121] | 53 | # include "internal/openssl-pre.h"
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[51770] | 54 | # include <openssl/x509.h>
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| 55 | # include <openssl/err.h>
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[85121] | 56 | # include "internal/openssl-post.h"
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[51770] | 57 |
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| 58 |
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| 59 | DECLHIDDEN(void) rtCrOpenSslInit(void)
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| 60 | {
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| 61 | static bool s_fOssInitalized;
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| 62 | if (!s_fOssInitalized)
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| 63 | {
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| 64 | OpenSSL_add_all_algorithms();
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| 65 | ERR_load_ERR_strings();
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| 66 | ERR_load_crypto_strings();
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| 67 |
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[95655] | 68 | /* Add some OIDs we might possibly want to use. */
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| 69 | static struct { const char *pszOid, *pszDesc; } const s_aOids[] =
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| 70 | {
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| 71 | { RTCRSPC_PE_IMAGE_HASHES_V1_OID, "Ms-SpcPeImagePageHashesV1" },
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| 72 | { RTCRSPC_PE_IMAGE_HASHES_V2_OID, "Ms-SpcPeImagePageHashesV2" },
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| 73 | { RTCRSPC_STMT_TYPE_INDIVIDUAL_CODE_SIGNING, "Ms-SpcIndividualCodeSigning" },
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| 74 | { RTCRSPCPEIMAGEDATA_OID, "Ms-SpcPeImageData" },
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| 75 | { RTCRSPCINDIRECTDATACONTENT_OID, "Ms-SpcIndirectDataContext" },
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| 76 | { RTCR_PKCS9_ID_MS_TIMESTAMP, "Ms-CounterSign" },
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| 77 | { RTCR_PKCS9_ID_MS_NESTED_SIGNATURE, "Ms-SpcNestedSignature" },
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| 78 | { RTCR_PKCS9_ID_MS_STATEMENT_TYPE, "Ms-SpcStatementType" },
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| 79 | { RTCR_PKCS9_ID_MS_SP_OPUS_INFO, "Ms-SpcOpusInfo" },
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| 80 | { "1.3.6.1.4.1.311.3.2.1", "Ms-SpcTimeStampRequest" }, /** @todo define */
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| 81 | { "1.3.6.1.4.1.311.10.1", "Ms-CertTrustList" }, /** @todo define */
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| 82 | };
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| 83 | for (unsigned i = 0; i < RT_ELEMENTS(s_aOids); i++)
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| 84 | OBJ_create(s_aOids[i].pszOid, s_aOids[i].pszDesc, s_aOids[i].pszDesc);
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| 85 |
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[51770] | 86 | s_fOssInitalized = true;
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| 87 | }
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| 88 | }
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| 89 |
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| 90 |
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| 91 | DECLHIDDEN(int) rtCrOpenSslErrInfoCallback(const char *pach, size_t cch, void *pvUser)
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| 92 | {
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| 93 | PRTERRINFO pErrInfo = (PRTERRINFO)pvUser;
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| 94 | size_t cchAlready = pErrInfo->fFlags & RTERRINFO_FLAGS_SET ? strlen(pErrInfo->pszMsg) : 0;
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| 95 | if (cchAlready + 1 < pErrInfo->cbMsg)
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| 96 | RTStrCopyEx(pErrInfo->pszMsg + cchAlready, pErrInfo->cbMsg - cchAlready, pach, cch);
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| 97 | return -1;
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| 98 | }
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| 99 |
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| 100 |
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[84230] | 101 | DECLHIDDEN(int) rtCrOpenSslConvertX509Cert(void **ppvOsslCert, PCRTCRX509CERTIFICATE pCert, PRTERRINFO pErrInfo)
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[51770] | 102 | {
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[84230] | 103 | const unsigned char *pabEncoded;
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[84310] | 104 | uint32_t cbEncoded;
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| 105 | void *pvFree;
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| 106 | int rc = RTAsn1EncodeQueryRawBits(RTCrX509Certificate_GetAsn1Core(pCert),
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| 107 | (const uint8_t **)&pabEncoded, &cbEncoded, &pvFree, pErrInfo);
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| 108 | if (RT_SUCCESS(rc))
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[51770] | 109 | {
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[84310] | 110 | X509 *pOsslCert = NULL;
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| 111 | X509 *pOsslCertRet = d2i_X509(&pOsslCert, &pabEncoded, cbEncoded);
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| 112 | RTMemTmpFree(pvFree);
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[97465] | 113 | if (pOsslCert != NULL && pOsslCertRet == pOsslCert)
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[84230] | 114 | {
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| 115 | *ppvOsslCert = pOsslCert;
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| 116 | return VINF_SUCCESS;
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| 117 | }
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[84310] | 118 | rc = RTErrInfoSet(pErrInfo, VERR_CR_X509_OSSL_D2I_FAILED, "d2i_X509");
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[84230] | 119 |
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| 120 | }
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| 121 | *ppvOsslCert = NULL;
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[84310] | 122 | return rc;
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[84230] | 123 | }
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| 124 |
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| 125 |
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| 126 | DECLHIDDEN(void) rtCrOpenSslFreeConvertedX509Cert(void *pvOsslCert)
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| 127 | {
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| 128 | X509_free((X509 *)pvOsslCert);
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| 129 | }
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| 130 |
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| 131 |
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| 132 | DECLHIDDEN(int) rtCrOpenSslAddX509CertToStack(void *pvOsslStack, PCRTCRX509CERTIFICATE pCert, PRTERRINFO pErrInfo)
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| 133 | {
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| 134 | X509 *pOsslCert = NULL;
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| 135 | int rc = rtCrOpenSslConvertX509Cert((void **)&pOsslCert, pCert, pErrInfo);
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| 136 | if (RT_SUCCESS(rc))
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| 137 | {
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[51770] | 138 | if (sk_X509_push((STACK_OF(X509) *)pvOsslStack, pOsslCert))
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| 139 | rc = VINF_SUCCESS;
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| 140 | else
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| 141 | {
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[84230] | 142 | rtCrOpenSslFreeConvertedX509Cert(pOsslCert);
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| 143 | rc = RTErrInfoSet(pErrInfo, VERR_NO_MEMORY, "sk_X509_push");
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[51770] | 144 | }
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| 145 | }
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| 146 | return rc;
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| 147 | }
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| 148 |
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[84248] | 149 |
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| 150 | DECLHIDDEN(const void /*EVP_MD*/ *) rtCrOpenSslConvertDigestType(RTDIGESTTYPE enmDigestType, PRTERRINFO pErrInfo)
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| 151 | {
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| 152 | const char *pszAlgoObjId = RTCrDigestTypeToAlgorithmOid(enmDigestType);
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| 153 | AssertReturnStmt(pszAlgoObjId, RTErrInfoSetF(pErrInfo, VERR_INVALID_PARAMETER, "Invalid type: %d", enmDigestType), NULL);
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| 154 |
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| 155 | int iAlgoNid = OBJ_txt2nid(pszAlgoObjId);
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| 156 | AssertReturnStmt(iAlgoNid != NID_undef,
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| 157 | RTErrInfoSetF(pErrInfo, VERR_CR_DIGEST_OSSL_DIGEST_INIT_ERROR,
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| 158 | "OpenSSL does not know: %s (%s)", pszAlgoObjId, RTCrDigestTypeToName(enmDigestType)),
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| 159 | NULL);
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| 160 |
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| 161 | const char *pszAlgoSn = OBJ_nid2sn(iAlgoNid);
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| 162 | const EVP_MD *pEvpMdType = EVP_get_digestbyname(pszAlgoSn);
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| 163 | AssertReturnStmt(pEvpMdType,
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| 164 | RTErrInfoSetF(pErrInfo, VERR_CR_DIGEST_OSSL_DIGEST_INIT_ERROR, "OpenSSL/EVP does not know: %d (%s; %s; %s)",
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| 165 | iAlgoNid, pszAlgoSn, pszAlgoSn, RTCrDigestTypeToName(enmDigestType)),
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| 166 | NULL);
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| 167 |
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| 168 | return pEvpMdType;
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| 169 | }
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| 170 |
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[95604] | 171 | DECLHIDDEN(int) rtCrOpenSslConvertPkcs7Attribute(void **ppvOsslAttrib, PCRTCRPKCS7ATTRIBUTE pAttrib, PRTERRINFO pErrInfo)
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| 172 | {
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| 173 | const unsigned char *pabEncoded;
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| 174 | uint32_t cbEncoded;
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| 175 | void *pvFree;
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| 176 | int rc = RTAsn1EncodeQueryRawBits(RTCrPkcs7Attribute_GetAsn1Core(pAttrib),
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| 177 | (const uint8_t **)&pabEncoded, &cbEncoded, &pvFree, pErrInfo);
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| 178 | if (RT_SUCCESS(rc))
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| 179 | {
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| 180 | X509_ATTRIBUTE *pOsslAttrib = NULL;
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| 181 | X509_ATTRIBUTE *pOsslAttribRet = d2i_X509_ATTRIBUTE(&pOsslAttrib, &pabEncoded, cbEncoded);
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| 182 | RTMemTmpFree(pvFree);
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[97465] | 183 | if (pOsslAttrib != NULL && pOsslAttribRet == pOsslAttrib)
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[95604] | 184 | {
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| 185 | *ppvOsslAttrib = pOsslAttrib;
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| 186 | return VINF_SUCCESS;
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| 187 | }
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| 188 | rc = RTErrInfoSet(pErrInfo, VERR_CR_X509_OSSL_D2I_FAILED, "d2i_X509_ATTRIBUTE");
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| 189 | }
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| 190 | *ppvOsslAttrib = NULL;
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| 191 | return rc;
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| 192 | }
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| 193 |
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| 194 |
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| 195 | DECLHIDDEN(void) rtCrOpenSslFreeConvertedPkcs7Attribute(void *pvOsslAttrib)
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| 196 | {
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| 197 | X509_ATTRIBUTE_free((X509_ATTRIBUTE *)pvOsslAttrib);
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| 198 | }
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| 199 |
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| 200 |
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[51770] | 201 | #endif /* IPRT_WITH_OPENSSL */
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| 202 |
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