| 1 | /* $Id: store-internal.h 58171 2015-10-12 09:30:58Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT - Cryptographic Store, Internal Header.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2015 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * The contents of this file may alternatively be used under the terms
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| 18 | * of the Common Development and Distribution License Version 1.0
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| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | * VirtualBox OSE distribution, in which case the provisions of the
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| 21 | * CDDL are applicable instead of those of the GPL.
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| 22 | *
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| 23 | * You may elect to license modified versions of this file under the
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| 24 | * terms and conditions of either the GPL or the CDDL or both.
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| 25 | */
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| 26 |
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| 27 |
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| 28 | #ifndef ___common_crypto_store_internal_h
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| 29 | #define ___common_crypto_store_internal_h
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| 30 |
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| 31 |
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| 32 | /**
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| 33 | * Internal certificate context.
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| 34 | *
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| 35 | * In addition to the externally visible structure (RTCRCERTCTX) this has the
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| 36 | * reference counter and store reference. (This structure may again be part of
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| 37 | * a larger structure internal to the store, depending on the source store.)
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| 38 | */
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| 39 | typedef struct RTCRCERTCTXINT
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| 40 | {
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| 41 | /** Magic number (RTCRCERTCTXINT_MAGIC). */
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| 42 | uint32_t u32Magic;
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| 43 | /** Reference counter. */
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| 44 | uint32_t volatile cRefs;
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| 45 | /**
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| 46 | * Destructor that gets called with cRefs reaches zero.
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| 47 | * @param pCertCtx The internal certificate context.
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| 48 | */
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| 49 | DECLCALLBACKMEMBER(void, pfnDtor)(struct RTCRCERTCTXINT *pCertCtx);
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| 50 | /** The public store context. */
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| 51 | RTCRCERTCTX Public;
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| 52 | } RTCRCERTCTXINT;
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| 53 | /** Pointer to an internal certificate context. */
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| 54 | typedef RTCRCERTCTXINT *PRTCRCERTCTXINT;
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| 55 |
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| 56 | /** Magic value for RTCRCERTCTXINT::u32Magic (Alan Mathison Turing). */
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| 57 | #define RTCRCERTCTXINT_MAGIC UINT32_C(0x19120623)
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| 58 | /** Dead magic value for RTCRCERTCTXINT::u32Magic. */
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| 59 | #define RTCRCERTCTXINT_MAGIC_DEAD UINT32_C(0x19540607)
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| 60 |
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| 61 |
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| 62 | /**
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| 63 | * IPRT Cryptographic Store Provider.
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| 64 | *
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| 65 | * @remarks This is a very incomplete sketch.
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| 66 | */
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| 67 | typedef struct RTCRSTOREPROVIDER
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| 68 | {
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| 69 | /** The provider name. */
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| 70 | const char *pszName;
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| 71 |
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| 72 | /**
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| 73 | * Called to destroy an open store.
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| 74 | *
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| 75 | * @param pvProvider The provider specific data.
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| 76 | */
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| 77 | DECLCALLBACKMEMBER(void, pfnDestroyStore)(void *pvProvider);
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| 78 |
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| 79 | /**
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| 80 | * Queries the private key.
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| 81 | *
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| 82 | * @returns IPRT status code.
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| 83 | * @retval VERR_NOT_FOUND if not private key.
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| 84 | * @retval VERR_ACCESS_DENIED if the private key isn't allowed to leave the
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| 85 | * store. One would then have to use the pfnCertCtxSign method.
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| 86 | *
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| 87 | * @param pvProvider The provider specific data.
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| 88 | * @param pCertCtx The internal certificate context.
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| 89 | * @param pbKey Where to return the key bytes.
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| 90 | * @param cbKey The size of the buffer @a pbKey points to.
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| 91 | * @param pcbKeyRet Where to return the size of the returned key.
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| 92 | */
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| 93 | DECLCALLBACKMEMBER(int, pfnCertCtxQueryPrivateKey)(void *pvProvider, PRTCRCERTCTXINT pCertCtx,
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| 94 | uint8_t *pbKey, size_t cbKey, size_t *pcbKeyRet);
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| 95 |
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| 96 | /**
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| 97 | * Open an enumeration of all certificates.
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| 98 | *
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| 99 | * @returns IPRT status code
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| 100 | * @param pvProvider The provider specific data.
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| 101 | * @param pSearch Pointer to opaque search state structure. The
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| 102 | * provider should initalize this on success.
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| 103 | */
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| 104 | DECLCALLBACKMEMBER(int, pfnCertFindAll)(void *pvProvider, PRTCRSTORECERTSEARCH pSearch);
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| 105 |
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| 106 | /**
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| 107 | * Get the next certificate.
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| 108 | *
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| 109 | * @returns Reference to the next certificate context (must be released by
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| 110 | * caller). NULL if no more certificates in the search result.
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| 111 | * @param pvProvider The provider specific data.
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| 112 | * @param pSearch Pointer to opaque search state structure.
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| 113 | */
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| 114 | DECLCALLBACKMEMBER(PCRTCRCERTCTX, pfnCertSearchNext)(void *pvProvider, PRTCRSTORECERTSEARCH pSearch);
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| 115 |
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| 116 | /**
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| 117 | * Closes a certficate search state.
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| 118 | *
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| 119 | * @param pvProvider The provider specific data.
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| 120 | * @param pSearch Pointer to opaque search state structure to destroy.
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| 121 | */
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| 122 | DECLCALLBACKMEMBER(void, pfnCertSearchDestroy)(void *pvProvider, PRTCRSTORECERTSEARCH pSearch);
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| 123 |
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| 124 | /**
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| 125 | * Adds a certificate to the store.
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| 126 | *
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| 127 | * @returns IPRT status code.
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| 128 | * @retval VWRN_ALREADY_EXISTS if the certificate is already present and
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| 129 | * RTCRCERTCTX_F_ADD_IF_NOT_FOUND was specified.
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| 130 | * @param pvProvider The provider specific data.
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| 131 | * @param fFlags RTCRCERTCTX_F_XXX.
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| 132 | * @param pbEncoded The encoded certificate bytes.
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| 133 | * @param cbEncoded The size of the encoded certificate.
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| 134 | * @param pErrInfo Where to store extended error info. Optional.
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| 135 | */
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| 136 | DECLCALLBACKMEMBER(int, pfnCertAddEncoded)(void *pvProvider, uint32_t fFlags, uint8_t const *pbEncoded, uint32_t cbEncoded,
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| 137 | PRTERRINFO pErrInfo);
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| 138 |
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| 139 |
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| 140 | /* Optional: */
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| 141 |
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| 142 | /**
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| 143 | * Find all certficates matching a given issuer and serial number.
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| 144 | *
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| 145 | * (Usually only one result.)
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| 146 | *
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| 147 | * @returns IPRT status code
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| 148 | * @param pvProvider The provider specific data.
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| 149 | * @param phSearch Pointer to a provider specific search handle.
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| 150 | */
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| 151 | DECLCALLBACKMEMBER(int, pfnCertFindByIssuerAndSerialNo)(void *pvProvider, PCRTCRX509NAME pIssuer, PCRTASN1INTEGER pSerialNo,
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| 152 | PRTCRSTORECERTSEARCH phSearch);
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| 153 | /** Non-zero end marker. */
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| 154 | uintptr_t uEndMarker;
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| 155 | } RTCRSTOREPROVIDER;
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| 156 |
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| 157 | /** Pointer to a store provider call table. */
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| 158 | typedef RTCRSTOREPROVIDER const *PCRTCRSTOREPROVIDER;
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| 159 |
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| 160 |
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| 161 | DECLHIDDEN(int) rtCrStoreCreate(PCRTCRSTOREPROVIDER pProvider, void *pvProvider, PRTCRSTORE phStore);
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| 162 |
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| 163 | #endif
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| 164 |
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