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/* $Id: PDMNetShaperInternal.h $ */
/** @file
* PDM Network Shaper - Internal data structures and functions common for both R0 and R3 parts.
*/
/*
* Copyright (C) 2011-2019 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*/
#ifndef VMM_INCLUDED_SRC_include_PDMNetShaperInternal_h
#define VMM_INCLUDED_SRC_include_PDMNetShaperInternal_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
/**
* Bandwidth group instance data
*/
typedef struct PDMNSBWGROUP
{
/** Pointer to the next group in the list. */
R3PTRTYPE(struct PDMNSBWGROUP *) pNextR3;
/** Pointer to the shared UVM structure. */
R3PTRTYPE(struct PDMNETSHAPER *) pShaperR3;
/** Critical section protecting all members below. */
PDMCRITSECT Lock;
/** Pointer to the first filter attached to this group. */
R3PTRTYPE(struct PDMNSFILTER *) pFiltersHeadR3;
/** Bandwidth group name. */
R3PTRTYPE(char *) pszNameR3;
/** Maximum number of bytes filters are allowed to transfer. */
volatile uint64_t cbPerSecMax;
/** Number of bytes we are allowed to transfer in one burst. */
volatile uint32_t cbBucket;
/** Number of bytes we were allowed to transfer at the last update. */
volatile uint32_t cbTokensLast;
/** Timestamp of the last update */
volatile uint64_t tsUpdatedLast;
/** Reference counter - How many filters are associated with this group. */
volatile uint32_t cRefs;
} PDMNSBWGROUP;
/** Pointer to a bandwidth group. */
typedef PDMNSBWGROUP *PPDMNSBWGROUP;
#endif /* !VMM_INCLUDED_SRC_include_PDMNetShaperInternal_h */
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