DrvNetShaper.cpp revision 1e8d9e04805e6cf8e90e57ee08344105c76f23fe
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/* $Id$ */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/** @file
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * NetShaperFilter - Network shaper filter driver.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/*
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * Copyright (C) 2006-2012 Oracle Corporation
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync *
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * available from http://www.virtualbox.org. This file is free software;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * you can redistribute it and/or modify it under the terms of the GNU
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * General Public License (GPL) as published by the Free Software
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/*******************************************************************************
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync* Header Files *
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync*******************************************************************************/
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync#define LOG_GROUP LOG_GROUP_NET_SHAPER
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync#include <VBox/vmm/pdmdrv.h>
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync#include <VBox/vmm/pdmnetifs.h>
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync#include <VBox/vmm/pdmnetshaper.h>
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync#include <VBox/log.h>
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync#include <iprt/assert.h>
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync#include <iprt/critsect.h>
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync#include <iprt/string.h>
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync#include <iprt/uuid.h>
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync#include "VBoxDD.h"
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/*******************************************************************************
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync* Structures and Typedefs *
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync*******************************************************************************/
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/**
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * Block driver instance data.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync *
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @implements PDMINETWORKUP
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @implements PDMINETWORKDOWN
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @implements PDMINETWORKCONFIG
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsynctypedef struct DRVNETSHAPER
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync{
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /** The network interface. */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDMINETWORKUP INetworkUp;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /** The network interface. */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDMINETWORKDOWN INetworkDown;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /** The network config interface.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @todo this is a main interface and shouldn't be here... */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDMINETWORKCONFIG INetworkConfig;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /** The port we're attached to. */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PPDMINETWORKDOWN pIAboveNet;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /** The config port interface we're attached to. */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PPDMINETWORKCONFIG pIAboveConfig;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /** The connector that's attached to us. */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PPDMINETWORKUP pIBelowNet;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /** The name of bandwidth group we are attached to. */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync char * pszBwGroup;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /** The filter that represents us at bandwidth group. */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDMNSFILTER Filter;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /** Pointer to the driver instance. */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PPDMDRVINS pDrvIns;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /** For when we're the leaf driver. */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync RTCRITSECT XmitLock;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /** TX: Total number of bytes to allocate. */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync STAMCOUNTER StatXmitBytesRequested;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /** TX: Number of bytes delayed. */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync STAMCOUNTER StatXmitBytesDenied;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /** TX: Number of bytes allowed to pass. */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync STAMCOUNTER StatXmitBytesGranted;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /** TX: Total number of packets being sent. */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync STAMCOUNTER StatXmitPktsRequested;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /** TX: Number of packets delayed. */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync STAMCOUNTER StatXmitPktsDenied;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /** TX: Number of packets allowed to pass. */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync STAMCOUNTER StatXmitPktsGranted;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /** TX: Number of calls to pfnXmitPending. */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync STAMCOUNTER StatXmitPendingCalled;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync} DRVNETSHAPER, *PDRVNETSHAPER;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/**
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @interface_method_impl{PDMINETWORKUP,pfnBeginXmit}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsyncstatic DECLCALLBACK(int) drvNetShaperUp_BeginXmit(PPDMINETWORKUP pInterface, bool fOnWorkerThread)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync{
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, INetworkUp);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync if (RT_UNLIKELY(!pThis->pIBelowNet))
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync {
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync int rc = RTCritSectTryEnter(&pThis->XmitLock);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync if (RT_UNLIKELY(rc == VERR_SEM_BUSY))
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync rc = VERR_TRY_AGAIN;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return rc;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync }
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return pThis->pIBelowNet->pfnBeginXmit(pThis->pIBelowNet, fOnWorkerThread);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/**
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @interface_method_impl{PDMINETWORKUP,pfnAllocBuf}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsyncstatic DECLCALLBACK(int) drvNetShaperUp_AllocBuf(PPDMINETWORKUP pInterface, size_t cbMin,
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PCPDMNETWORKGSO pGso, PPPDMSCATTERGATHER ppSgBuf)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync{
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, INetworkUp);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync if (RT_UNLIKELY(!pThis->pIBelowNet))
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return VERR_NET_DOWN;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync //LogFlow(("drvNetShaperUp_AllocBuf: cb=%d\n", cbMin));
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync STAM_REL_COUNTER_ADD(&pThis->StatXmitBytesRequested, cbMin);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync STAM_REL_COUNTER_INC(&pThis->StatXmitPktsRequested);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync if (!PDMR3NsAllocateBandwidth(&pThis->Filter, cbMin))
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync {
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync STAM_REL_COUNTER_ADD(&pThis->StatXmitBytesDenied, cbMin);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync STAM_REL_COUNTER_INC(&pThis->StatXmitPktsDenied);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return VERR_TRY_AGAIN;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync }
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync STAM_REL_COUNTER_ADD(&pThis->StatXmitBytesGranted, cbMin);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync STAM_REL_COUNTER_INC(&pThis->StatXmitPktsGranted);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync //LogFlow(("drvNetShaperUp_AllocBuf: got cb=%d\n", cbMin));
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return pThis->pIBelowNet->pfnAllocBuf(pThis->pIBelowNet, cbMin, pGso, ppSgBuf);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/**
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @interface_method_impl{PDMINETWORKUP,pfnFreeBuf}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsyncstatic DECLCALLBACK(int) drvNetShaperUp_FreeBuf(PPDMINETWORKUP pInterface, PPDMSCATTERGATHER pSgBuf)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync{
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, INetworkUp);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync if (RT_UNLIKELY(!pThis->pIBelowNet))
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return VERR_NET_DOWN;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return pThis->pIBelowNet->pfnFreeBuf(pThis->pIBelowNet, pSgBuf);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/**
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @interface_method_impl{PDMINETWORKUP,pfnSendBuf}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsyncstatic DECLCALLBACK(int) drvNetShaperUp_SendBuf(PPDMINETWORKUP pInterface, PPDMSCATTERGATHER pSgBuf, bool fOnWorkerThread)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync{
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, INetworkUp);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync if (RT_UNLIKELY(!pThis->pIBelowNet))
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return VERR_NET_DOWN;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return pThis->pIBelowNet->pfnSendBuf(pThis->pIBelowNet, pSgBuf, fOnWorkerThread);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/**
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @interface_method_impl{PDMINETWORKUP,pfnEndXmit}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsyncstatic DECLCALLBACK(void) drvNetShaperUp_EndXmit(PPDMINETWORKUP pInterface)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync{
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync //LogFlow(("drvNetShaperUp_EndXmit:\n"));
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, INetworkUp);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync if (RT_LIKELY(pThis->pIBelowNet))
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->pIBelowNet->pfnEndXmit(pThis->pIBelowNet);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync else
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync RTCritSectLeave(&pThis->XmitLock);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/**
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @interface_method_impl{PDMINETWORKUP,pfnSetPromiscuousMode}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsyncstatic DECLCALLBACK(void) drvNetShaperUp_SetPromiscuousMode(PPDMINETWORKUP pInterface, bool fPromiscuous)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync{
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync LogFlow(("drvNetShaperUp_SetPromiscuousMode: fPromiscuous=%d\n", fPromiscuous));
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, INetworkUp);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync if (pThis->pIBelowNet)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->pIBelowNet->pfnSetPromiscuousMode(pThis->pIBelowNet, fPromiscuous);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/**
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @interface_method_impl{PDMINETWORKUP,pfnNotifyLinkChanged}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsyncstatic DECLCALLBACK(void) drvNetShaperUp_NotifyLinkChanged(PPDMINETWORKUP pInterface, PDMNETWORKLINKSTATE enmLinkState)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync{
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync LogFlow(("drvNetShaperUp_NotifyLinkChanged: enmLinkState=%d\n", enmLinkState));
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, INetworkUp);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync if (pThis->pIBelowNet)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->pIBelowNet->pfnNotifyLinkChanged(pThis->pIBelowNet, enmLinkState);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/**
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @interface_method_impl{PDMINETWORKDOWN,pfnWaitReceiveAvail}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsyncstatic DECLCALLBACK(int) drvNetShaperDown_WaitReceiveAvail(PPDMINETWORKDOWN pInterface, RTMSINTERVAL cMillies)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync{
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, INetworkDown);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return pThis->pIAboveNet->pfnWaitReceiveAvail(pThis->pIAboveNet, cMillies);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/**
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @interface_method_impl{PDMINETWORKDOWN,pfnReceive}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsyncstatic DECLCALLBACK(int) drvNetShaperDown_Receive(PPDMINETWORKDOWN pInterface, const void *pvBuf, size_t cb)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync{
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, INetworkDown);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return pThis->pIAboveNet->pfnReceive(pThis->pIAboveNet, pvBuf, cb);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/**
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @interface_method_impl{PDMINETWORKDOWN,pfnXmitPending}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsyncstatic DECLCALLBACK(void) drvNetShaperDown_XmitPending(PPDMINETWORKDOWN pInterface)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync{
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, INetworkDown);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync STAM_REL_COUNTER_INC(&pThis->StatXmitPendingCalled);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->pIAboveNet->pfnXmitPending(pThis->pIAboveNet);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/**
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * Gets the current Media Access Control (MAC) address.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync *
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @returns VBox status code.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @param pInterface Pointer to the interface structure containing the called function pointer.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @param pMac Where to store the MAC address.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @thread EMT
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsyncstatic DECLCALLBACK(int) drvNetShaperDownCfg_GetMac(PPDMINETWORKCONFIG pInterface, PRTMAC pMac)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync{
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, INetworkConfig);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return pThis->pIAboveConfig->pfnGetMac(pThis->pIAboveConfig, pMac);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/**
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * Gets the new link state.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync *
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @returns The current link state.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @param pInterface Pointer to the interface structure containing the called function pointer.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @thread EMT
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsyncstatic DECLCALLBACK(PDMNETWORKLINKSTATE) drvNetShaperDownCfg_GetLinkState(PPDMINETWORKCONFIG pInterface)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync{
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, INetworkConfig);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return pThis->pIAboveConfig->pfnGetLinkState(pThis->pIAboveConfig);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/**
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * Sets the new link state.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync *
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @returns VBox status code.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @param pInterface Pointer to the interface structure containing the called function pointer.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @param enmState The new link state
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @thread EMT
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsyncstatic DECLCALLBACK(int) drvNetShaperDownCfg_SetLinkState(PPDMINETWORKCONFIG pInterface, PDMNETWORKLINKSTATE enmState)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync{
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, INetworkConfig);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return pThis->pIAboveConfig->pfnSetLinkState(pThis->pIAboveConfig, enmState);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/**
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @interface_method_impl{PDMIBASE,pfnQueryInterface}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsyncstatic DECLCALLBACK(void *) drvNetShaperQueryInterface(PPDMIBASE pInterface, const char *pszIID)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync{
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDRVNETSHAPER pThis = PDMINS_2_DATA(pDrvIns, PDRVNETSHAPER);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDMIBASE_RETURN_INTERFACE(pszIID, PDMINETWORKUP, &pThis->INetworkUp);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDMIBASE_RETURN_INTERFACE(pszIID, PDMINETWORKDOWN, &pThis->INetworkDown);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDMIBASE_RETURN_INTERFACE(pszIID, PDMINETWORKCONFIG, &pThis->INetworkConfig);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return NULL;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/**
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @interface_method_impl{PDMDRVREG,pfnDetach}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsyncstatic DECLCALLBACK(void) drvNetShaperDetach(PPDMDRVINS pDrvIns, uint32_t fFlags)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync{
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDRVNETSHAPER pThis = PDMINS_2_DATA(pDrvIns, PDRVNETSHAPER);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync LogFlow(("drvNetShaperDetach: pDrvIns: %p, fFlags: %u\n", pDrvIns, fFlags));
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync RTCritSectEnter(&pThis->XmitLock);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->pIBelowNet = NULL;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync RTCritSectLeave(&pThis->XmitLock);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/**
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @interface_method_impl{PDMDRVREG,pfnAttach}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsyncstatic DECLCALLBACK(int) drvNetShaperAttach(PPDMDRVINS pDrvIns, uint32_t fFlags)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync{
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDRVNETSHAPER pThis = PDMINS_2_DATA(pDrvIns, PDRVNETSHAPER);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync LogFlow(("drvNetShaperAttach/#%#x: fFlags=%#x\n", pDrvIns->iInstance, fFlags));
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync RTCritSectEnter(&pThis->XmitLock);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /*
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * Query the network connector interface.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PPDMIBASE pBaseDown;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync int rc = PDMDrvHlpAttach(pDrvIns, fFlags, &pBaseDown);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync if ( rc == VERR_PDM_NO_ATTACHED_DRIVER
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync || rc == VERR_PDM_CFG_MISSING_DRIVER_NAME)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync {
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->pIBelowNet = NULL;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync rc = VINF_SUCCESS;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync }
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync else if (RT_SUCCESS(rc))
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync {
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->pIBelowNet = PDMIBASE_QUERY_INTERFACE(pBaseDown, PDMINETWORKUP);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync if (pThis->pIBelowNet)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync rc = VINF_SUCCESS;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync else
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync {
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync AssertMsgFailed(("Configuration error: the driver below didn't export the network connector interface!\n"));
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync rc = VERR_PDM_MISSING_INTERFACE_BELOW;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync }
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync }
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync else
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync AssertMsgFailed(("Failed to attach to driver below! rc=%Rrc\n", rc));
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync RTCritSectLeave(&pThis->XmitLock);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return VINF_SUCCESS;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/**
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @interface_method_impl{PDMDRVREG,pfnDestruct}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsyncstatic DECLCALLBACK(void) drvNetShaperDestruct(PPDMDRVINS pDrvIns)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync{
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDRVNETSHAPER pThis = PDMINS_2_DATA(pDrvIns, PDRVNETSHAPER);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDMDrvHlpNetShaperDetach(pDrvIns, &pThis->Filter);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync if (RTCritSectIsInitialized(&pThis->XmitLock))
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync RTCritSectDelete(&pThis->XmitLock);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/**
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * @interface_method_impl{Construct a NAT network transport driver instance,
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * PDMDRVREG,pfnDestruct}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsyncstatic DECLCALLBACK(int) drvNetShaperConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync{
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDRVNETSHAPER pThis = PDMINS_2_DATA(pDrvIns, PDRVNETSHAPER);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync LogFlow(("drvNetShaperConstruct:\n"));
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /*
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * Init the static parts.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* IBase */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pDrvIns->IBase.pfnQueryInterface = drvNetShaperQueryInterface;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* INetworkUp */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->INetworkUp.pfnBeginXmit = drvNetShaperUp_BeginXmit;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->INetworkUp.pfnAllocBuf = drvNetShaperUp_AllocBuf;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->INetworkUp.pfnFreeBuf = drvNetShaperUp_FreeBuf;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->INetworkUp.pfnSendBuf = drvNetShaperUp_SendBuf;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->INetworkUp.pfnEndXmit = drvNetShaperUp_EndXmit;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->INetworkUp.pfnSetPromiscuousMode = drvNetShaperUp_SetPromiscuousMode;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->INetworkUp.pfnNotifyLinkChanged = drvNetShaperUp_NotifyLinkChanged;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* INetworkDown */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->INetworkDown.pfnWaitReceiveAvail = drvNetShaperDown_WaitReceiveAvail;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->INetworkDown.pfnReceive = drvNetShaperDown_Receive;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->INetworkDown.pfnXmitPending = drvNetShaperDown_XmitPending;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* INetworkConfig */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->INetworkConfig.pfnGetMac = drvNetShaperDownCfg_GetMac;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->INetworkConfig.pfnGetLinkState = drvNetShaperDownCfg_GetLinkState;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->INetworkConfig.pfnSetLinkState = drvNetShaperDownCfg_SetLinkState;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /*
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * Create the locks.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync int rc = RTCritSectInit(&pThis->XmitLock);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync AssertRCReturn(rc, rc);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /*
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * Validate the config.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync if (!CFGMR3AreValuesValid(pCfg, "BwGroup\0"))
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /*
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * Find the bandwidth group we have to attach to.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync rc = CFGMR3QueryStringAlloc(pCfg, "BwGroup", &pThis->pszBwGroup);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync if (RT_FAILURE(rc) && rc != VERR_CFGM_VALUE_NOT_FOUND)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync {
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync rc = PDMDRV_SET_ERROR(pDrvIns, rc,
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync N_("DrvNetShaper: Configuration error: Querying \"BwGroup\" as string failed"));
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return rc;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync }
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync else
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync rc = VINF_SUCCESS;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
1e8d9e04805e6cf8e90e57ee08344105c76f23fevboxsync pThis->Filter.pIDrvNet = &pThis->INetworkDown;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync rc = PDMDrvHlpNetShaperAttach(pDrvIns, pThis->pszBwGroup, &pThis->Filter);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync if (RT_FAILURE(rc))
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync {
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync rc = PDMDRV_SET_ERROR(pDrvIns, rc,
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync N_("DrvNetShaper: Configuration error: Failed to attach to bandwidth group"));
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return rc;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync }
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /*
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * Query the network port interface.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->pIAboveNet = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMINETWORKDOWN);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync if (!pThis->pIAboveNet)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync {
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync AssertMsgFailed(("Configuration error: the above device/driver didn't export the network port interface!\n"));
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return VERR_PDM_MISSING_INTERFACE_ABOVE;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync }
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /*
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * Query the network config interface.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->pIAboveConfig = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMINETWORKCONFIG);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync if (!pThis->pIAboveConfig)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync {
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync AssertMsgFailed(("Configuration error: the above device/driver didn't export the network config interface!\n"));
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return VERR_PDM_MISSING_INTERFACE_ABOVE;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync }
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /*
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * Query the network connector interface.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PPDMIBASE pBaseDown;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync rc = PDMDrvHlpAttach(pDrvIns, fFlags, &pBaseDown);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync if ( rc == VERR_PDM_NO_ATTACHED_DRIVER
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync || rc == VERR_PDM_CFG_MISSING_DRIVER_NAME)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->pIBelowNet = NULL;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync else if (RT_SUCCESS(rc))
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync {
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync pThis->pIBelowNet = PDMIBASE_QUERY_INTERFACE(pBaseDown, PDMINETWORKUP);
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync if (!pThis->pIBelowNet)
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync {
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync AssertMsgFailed(("Configuration error: the driver below didn't export the network connector interface!\n"));
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return VERR_PDM_MISSING_INTERFACE_BELOW;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync }
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync }
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync else
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync {
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync AssertMsgFailed(("Failed to attach to driver below! rc=%Rrc\n", rc));
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return rc;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync }
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /*
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * Register statistics.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDMDrvHlpSTAMRegCounterEx(pDrvIns, &pThis->StatXmitBytesRequested, "Bytes/Tx/Requested", STAMUNIT_BYTES, "Number of requested TX bytes.");
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDMDrvHlpSTAMRegCounterEx(pDrvIns, &pThis->StatXmitBytesDenied, "Bytes/Tx/Denied", STAMUNIT_BYTES, "Number of denied TX bytes.");
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDMDrvHlpSTAMRegCounterEx(pDrvIns, &pThis->StatXmitBytesGranted, "Bytes/Tx/Granted", STAMUNIT_BYTES, "Number of granted TX bytes.");
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDMDrvHlpSTAMRegCounter(pDrvIns, &pThis->StatXmitPktsRequested, "Packets/Tx/Requested", "Number of requested TX packets.");
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDMDrvHlpSTAMRegCounter(pDrvIns, &pThis->StatXmitPktsDenied, "Packets/Tx/Denied", "Number of denied TX packets.");
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDMDrvHlpSTAMRegCounter(pDrvIns, &pThis->StatXmitPktsGranted, "Packets/Tx/Granted", "Number of granted TX packets.");
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDMDrvHlpSTAMRegCounter(pDrvIns, &pThis->StatXmitPendingCalled, "Tx/WakeUp", "Number of wakeup TX calls.");
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync return VINF_SUCCESS;
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync}
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync/**
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync * Network sniffer filter driver registration record.
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsyncconst PDMDRVREG g_DrvNetShaper =
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync{
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* u32Version */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDM_DRVREG_VERSION,
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* szName */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync "NetShaper",
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* szRCMod */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync "",
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* szR0Mod */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync "",
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* pszDescription */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync "Network Shaper Filter Driver",
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* fFlags */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* fClass. */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDM_DRVREG_CLASS_NETWORK,
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* cMaxInstances */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync UINT32_MAX,
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* cbInstance */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync sizeof(DRVNETSHAPER),
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* pfnConstruct */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync drvNetShaperConstruct,
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* pfnDestruct */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync drvNetShaperDestruct,
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* pfnRelocate */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync NULL,
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* pfnIOCtl */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync NULL,
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* pfnPowerOn */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync NULL,
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* pfnReset */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync NULL,
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* pfnSuspend */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync NULL,
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* pfnResume */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync NULL,
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* pfnAttach */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync drvNetShaperAttach,
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* pfnDetach */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync drvNetShaperDetach,
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* pfnPowerOff */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync NULL,
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* pfnSoftReset */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync NULL,
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync /* u32EndVersion */
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync PDM_DRVREG_VERSION
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync};
b0af0b78d25ede09c0d23b2be9163cf43c7ca6f8vboxsync