| 1 | /* $Id: PDMNetShaperInternal.h 48936 2013-10-07 21:21:42Z vboxsync $ */
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| 2 | /** @file
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| 3 | * PDM Network Shaper - Internal data structures and functions common for both R0 and R3 parts.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2011-2013 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 |
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| 18 | /**
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| 19 | * Bandwidth group instance data
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| 20 | */
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| 21 | typedef struct PDMNSBWGROUP
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| 22 | {
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| 23 | /** Pointer to the next group in the list. */
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| 24 | R3PTRTYPE(struct PDMNSBWGROUP *) pNextR3;
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| 25 | /** Pointer to the shared UVM structure. */
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| 26 | R3PTRTYPE(struct PDMNETSHAPER *) pShaperR3;
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| 27 | /** Critical section protecting all members below. */
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| 28 | PDMCRITSECT Lock;
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| 29 | /** Pointer to the first filter attached to this group. */
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| 30 | R3PTRTYPE(struct PDMNSFILTER *) pFiltersHeadR3;
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| 31 | /** Bandwidth group name. */
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| 32 | R3PTRTYPE(char *) pszNameR3;
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| 33 | /** Maximum number of bytes filters are allowed to transfer. */
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| 34 | volatile uint64_t cbPerSecMax;
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| 35 | /** Number of bytes we are allowed to transfer in one burst. */
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| 36 | volatile uint32_t cbBucket;
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| 37 | /** Number of bytes we were allowed to transfer at the last update. */
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| 38 | volatile uint32_t cbTokensLast;
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| 39 | /** Timestamp of the last update */
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| 40 | volatile uint64_t tsUpdatedLast;
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| 41 | /** Reference counter - How many filters are associated with this group. */
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| 42 | volatile uint32_t cRefs;
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| 43 | } PDMNSBWGROUP;
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| 44 | /** Pointer to a bandwidth group. */
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| 45 | typedef PDMNSBWGROUP *PPDMNSBWGROUP;
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| 46 |
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