| 1 | /** @file
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| 2 | *
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| 3 | * VBoxGuestLib - A support library for VirtualBox guest additions:
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| 4 | * Internal header
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| 5 | */
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| 6 |
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| 7 | /*
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| 8 | * Copyright (C) 2006 InnoTek Systemberatung GmbH
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| 9 | *
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| 10 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 11 | * available from http://www.virtualbox.org. This file is free software;
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| 12 | * you can redistribute it and/or modify it under the terms of the GNU
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| 13 | * General Public License as published by the Free Software Foundation,
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| 14 | * in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
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| 15 | * distribution. VirtualBox OSE is distributed in the hope that it will
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| 16 | * be useful, but WITHOUT ANY WARRANTY of any kind.
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| 17 | *
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| 18 | * If you received this file as part of a commercial VirtualBox
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| 19 | * distribution, then only the terms of your commercial VirtualBox
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| 20 | * license agreement apply instead of the previous paragraph.
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| 21 | */
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| 22 |
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| 23 | #ifndef __VBGLINTERNAL__H
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| 24 | #define __VBGLINTERNAL__H
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| 25 |
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| 26 | #if (defined(DEBUG) && !defined(NO_LOGGING)) || defined(LOG_ENABLED)
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| 27 | #include <VBox/log.h>
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| 28 | # define dprintf(a) RTLogBackdoorPrintf a
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| 29 | #else
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| 30 | # define dprintf(a) do {} while (0)
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| 31 | #endif
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| 32 |
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| 33 | #include "PhysHeap.h"
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| 34 | #include "SysHlp.h"
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| 35 |
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| 36 | #pragma pack(4)
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| 37 |
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| 38 | struct _VBGLPHYSHEAPBLOCK;
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| 39 | typedef struct _VBGLPHYSHEAPBLOCK VBGLPHYSHEAPBLOCK;
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| 40 | struct _VBGLPHYSHEAPCHUNK;
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| 41 | typedef struct _VBGLPHYSHEAPCHUNK VBGLPHYSHEAPCHUNK;
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| 42 |
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| 43 | #ifndef VBGL_VBOXGUEST
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| 44 | struct VBGLHGCMHANDLEDATA
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| 45 | {
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| 46 | uint32_t fAllocated;
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| 47 | VBGLDRIVER driver;
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| 48 | };
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| 49 |
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| 50 | typedef struct VBGLHGCMHANDLEDATA *VBGLHGCMHANDLE;
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| 51 | #endif
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| 52 |
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| 53 | enum VbglLibStatus
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| 54 | {
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| 55 | VbglStatusNotInitialized = 0,
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| 56 | VbglStatusInitializing,
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| 57 | VbglStatusReady
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| 58 | };
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| 59 |
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| 60 | typedef struct _VBGLDATA
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| 61 | {
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| 62 | VbglLibStatus status;
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| 63 |
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| 64 | VBGLIOPORT portVMMDev;
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| 65 |
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| 66 | VMMDevMemory *pVMMDevMemory;
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| 67 |
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| 68 | /**
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| 69 | * Physical memory heap data.
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| 70 | * @{
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| 71 | */
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| 72 |
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| 73 | VBGLPHYSHEAPBLOCK *pFreeBlocksHead;
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| 74 | VBGLPHYSHEAPBLOCK *pAllocBlocksHead;
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| 75 | VBGLPHYSHEAPCHUNK *pChunkHead;
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| 76 |
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| 77 | RTSEMFASTMUTEX mutexHeap;
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| 78 | /** @} */
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| 79 |
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| 80 | #ifndef VBGL_VBOXGUEST
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| 81 | /**
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| 82 | * Fast heap for HGCM handles data.
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| 83 | * @{
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| 84 | */
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| 85 |
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| 86 | RTSEMFASTMUTEX mutexHGCMHandle;
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| 87 |
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| 88 | struct VBGLHGCMHANDLEDATA aHGCMHandleData[64];
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| 89 |
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| 90 | /** @} */
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| 91 | #endif
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| 92 | } VBGLDATA;
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| 93 |
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| 94 | #pragma pack()
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| 95 |
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| 96 | #ifndef VBGL_DECL_DATA
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| 97 | extern VBGLDATA g_vbgldata;
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| 98 | #endif
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| 99 |
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| 100 | /* Check if library has been initialized before entering
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| 101 | * a public library function.
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| 102 | */
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| 103 | int VbglEnter (void);
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| 104 |
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| 105 | #ifdef VBOX_HGCM
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| 106 | #ifndef VBGL_VBOXGUEST
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| 107 | /* Initialize HGCM subsystem. */
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| 108 | int vbglHGCMInit (void);
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| 109 | /* Terminate HGCM subsystem. */
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| 110 | int vbglHGCMTerminate (void);
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| 111 | #endif
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| 112 | #endif
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| 113 |
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| 114 | #endif /* __VBGLINTERNAL__H */
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