| 1 | /* $Id: key-internal.h 96407 2022-08-22 17:43:14Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT - Crypto - Cryptographic Keys, Internal Header.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2022 Oracle and/or its affiliates.
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| 8 | *
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| 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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| 11 | *
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| 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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| 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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| 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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| 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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| 33 | *
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| 34 | * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
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| 35 | */
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| 36 |
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| 37 | #ifndef IPRT_INCLUDED_SRC_common_crypto_key_internal_h
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| 38 | #define IPRT_INCLUDED_SRC_common_crypto_key_internal_h
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| 39 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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| 40 | # pragma once
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| 41 | #endif
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| 42 |
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| 43 | #include <iprt/crypto/key.h>
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| 44 | #include <iprt/bignum.h>
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| 45 |
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| 46 |
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| 47 | /**
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| 48 | * Cryptographic key - core bits.
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| 49 | */
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| 50 | typedef struct RTCRKEYINT
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| 51 | {
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| 52 | /** Magic value (RTCRKEYINT_MAGIC). */
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| 53 | uint32_t u32Magic;
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| 54 | /** Reference counter. */
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| 55 | uint32_t volatile cRefs;
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| 56 | /** The key type. */
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| 57 | RTCRKEYTYPE enmType;
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| 58 | /** Flags, RTCRKEYINT_F_XXX. */
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| 59 | uint32_t fFlags;
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| 60 | /** Number of bits in the key. */
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| 61 | uint32_t cBits;
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| 62 |
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| 63 | #if defined(IPRT_WITH_OPENSSL)
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| 64 | /** Size of raw key copy. */
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| 65 | uint32_t cbEncoded;
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| 66 | /** Raw copy of the key, for openssl and such.
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| 67 | * If sensitive, this is a safer allocation, otherwise it follows the structure. */
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| 68 | uint8_t *pbEncoded;
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| 69 | #endif
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| 70 |
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| 71 | /** Type specific data. */
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| 72 | union
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| 73 | {
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| 74 | /** RTCRKEYTYPE_RSA_PRIVATE. */
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| 75 | struct
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| 76 | {
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| 77 | /** The modulus. */
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| 78 | RTBIGNUM Modulus;
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| 79 | /** The private exponent. */
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| 80 | RTBIGNUM PrivateExponent;
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| 81 | /** The public exponent. */
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| 82 | RTBIGNUM PublicExponent;
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| 83 | /** @todo add more bits as needed. */
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| 84 | } RsaPrivate;
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| 85 |
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| 86 | /** RTCRKEYTYPE_RSA_PUBLIC. */
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| 87 | struct
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| 88 | {
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| 89 | /** The modulus. */
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| 90 | RTBIGNUM Modulus;
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| 91 | /** The exponent. */
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| 92 | RTBIGNUM Exponent;
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| 93 | } RsaPublic;
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| 94 | } u;
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| 95 | } RTCRKEYINT;
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| 96 | /** Pointer to a crypographic key. */
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| 97 | typedef RTCRKEYINT *PRTCRKEYINT;
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| 98 | /** Pointer to a const crypographic key. */
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| 99 | typedef RTCRKEYINT const *PCRTCRKEYINT;
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| 100 |
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| 101 |
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| 102 |
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| 103 | /** @name RTCRKEYINT_F_XXX.
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| 104 | * @{ */
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| 105 | /** Key contains sensitive information, so no unnecessary copies. */
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| 106 | #define RTCRKEYINT_F_SENSITIVE UINT32_C(0x00000001)
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| 107 | /** Set if private key bits are present. */
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| 108 | #define RTCRKEYINT_F_PRIVATE UINT32_C(0x00000002)
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| 109 | /** Set if public key bits are present. */
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| 110 | #define RTCRKEYINT_F_PUBLIC UINT32_C(0x00000004)
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| 111 | /** @} */
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| 112 |
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| 113 | DECLHIDDEN(int) rtCrKeyCreateWorker(PRTCRKEYINT *ppThis, RTCRKEYTYPE enmType, uint32_t fFlags,
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| 114 | void const *pvEncoded, uint32_t cbEncoded);
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| 115 | DECLHIDDEN(int) rtCrKeyCreateRsaPublic(PRTCRKEY phKey, const void *pvKeyBits, uint32_t cbKeyBits,
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| 116 | PRTERRINFO pErrInfo, const char *pszErrorTag);
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| 117 | DECLHIDDEN(int) rtCrKeyCreateRsaPrivate(PRTCRKEY phKey, const void *pvKeyBits, uint32_t cbKeyBits,
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| 118 | PRTERRINFO pErrInfo, const char *pszErrorTag);
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| 119 |
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| 120 | #endif /* !IPRT_INCLUDED_SRC_common_crypto_key_internal_h */
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