| 1 | /** @file
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| 2 | * PDM - Pluggable Device Manager, Common Instance Macros.
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| 3 | */
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| 4 |
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| 5 | /*
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| 6 | * Copyright (C) 2006-2007 innotek GmbH
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| 7 | *
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| 8 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 9 | * available from http://www.virtualbox.org. This file is free software;
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| 10 | * you can redistribute it and/or modify it under the terms of the GNU
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| 11 | * General Public License as published by the Free Software Foundation,
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| 12 | * in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
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| 13 | * distribution. VirtualBox OSE is distributed in the hope that it will
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| 14 | * be useful, but WITHOUT ANY WARRANTY of any kind.
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| 15 | */
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| 16 |
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| 17 | #ifndef ___VBox_pdmins_h
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| 18 | #define ___VBox_pdmins_h
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| 19 |
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| 20 | /** @defgroup grp_pdm_ins Common Instance Macros
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| 21 | * @ingroup grp_pdm
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| 22 | * @{
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| 23 | */
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| 24 |
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| 25 | /** @def PDMBOTHCBDECL
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| 26 | * Macro for declaring a callback which is static in HC and exported in GC.
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| 27 | */
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| 28 | #if defined(IN_GC) || defined(IN_RING0)
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| 29 | # define PDMBOTHCBDECL(type) DECLEXPORT(type)
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| 30 | #else
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| 31 | # define PDMBOTHCBDECL(type) static type
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| 32 | #endif
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| 33 |
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| 34 | /** @def PDMINS2DATA
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| 35 | * Converts a PDM Device, USB Device, or Driver instance pointer to a pointer to the instance data.
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| 36 | */
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| 37 | #define PDMINS2DATA(pIns, type) ( (type)(void *)&(pIns)->achInstanceData[0] )
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| 38 |
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| 39 | /** @def PDMINS2DATA_GCPTR
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| 40 | * Converts a PDM Device, USB Device, or Driver instance pointer to a GC pointer to the instance data.
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| 41 | */
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| 42 | #define PDMINS2DATA_GCPTR(pIns) ( (pIns)->pvInstanceDataGC )
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| 43 |
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| 44 | /** @def PDMINS2DATA_R3PTR
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| 45 | * Converts a PDM Device, USB Device, or Driver instance pointer to a HC pointer to the instance data.
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| 46 | */
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| 47 | #define PDMINS2DATA_R3PTR(pIns) ( (pIns)->pvInstanceDataR3 )
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| 48 |
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| 49 | /** @def PDMINS2DATA_R0PTR
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| 50 | * Converts a PDM Device, USB Device, or Driver instance pointer to a R0 pointer to the instance data.
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| 51 | */
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| 52 | #define PDMINS2DATA_R0PTR(pIns) ( (pIns)->pvInstanceDataR0 )
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| 53 |
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| 54 | #endif
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