DrvNetShaper.cpp revision c58f1213e628a545081c70e26c6b67a841cff880
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * NetShaperFilter - Network shaper filter driver.
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * Copyright (C) 2011-2013 Oracle Corporation
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * This file is part of VirtualBox Open Source Edition (OSE), as
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * available from http://www.virtualbox.org. This file is free software;
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * you can redistribute it and/or modify it under the terms of the GNU
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * General Public License (GPL) as published by the Free Software
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * Foundation, in version 2 as it comes in the "COPYING" file of the
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami/*******************************************************************************
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami* Header Files *
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami*******************************************************************************/
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami/*******************************************************************************
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami* Structures and Typedefs *
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami*******************************************************************************/
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * Block driver instance data.
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @implements PDMINETWORKUP
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @implements PDMINETWORKDOWN
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @implements PDMINETWORKCONFIG
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** Pointer to the driver instance. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** The network interface. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** The connector that's attached to us. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** Pointer to the driver instance. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** The network interface. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** The connector that's attached to us. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** Ring-3 base interface for the ring-0 context. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** Ring-3 base interface for the raw-mode context. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** For when we're the leaf driver. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** The network interface. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** The network config interface.
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @todo this is a main interface and shouldn't be here... */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** The port we're attached to. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** The config port interface we're attached to. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** The filter that represents us at bandwidth group. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** The name of bandwidth group we are attached to. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** TX: Total number of bytes to allocate. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** TX: Number of bytes delayed. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** TX: Number of bytes allowed to pass. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** TX: Total number of packets being sent. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** TX: Number of packets delayed. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** TX: Number of packets allowed to pass. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami /** TX: Number of calls to pfnXmitPending. */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @interface_method_impl{PDMINETWORKUP,pfnBeginXmit}
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali BahramiPDMBOTHCBDECL(int) drvNetShaperUp_BeginXmit(PPDMINETWORKUP pInterface, bool fOnWorkerThread)
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, CTX_SUFF(INetworkUp));
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami return pThis->CTX_SUFF(pIBelowNet)->pfnBeginXmit(pThis->CTX_SUFF(pIBelowNet), fOnWorkerThread);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @interface_method_impl{PDMINETWORKUP,pfnAllocBuf}
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali BahramiPDMBOTHCBDECL(int) drvNetShaperUp_AllocBuf(PPDMINETWORKUP pInterface, size_t cbMin,
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PCPDMNETWORKGSO pGso, PPPDMSCATTERGATHER ppSgBuf)
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, CTX_SUFF(INetworkUp));
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami //LogFlow(("drvNetShaperUp_AllocBuf: cb=%d\n", cbMin));
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami STAM_REL_COUNTER_ADD(&pThis->StatXmitBytesRequested, cbMin);
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami STAM_REL_COUNTER_INC(&pThis->StatXmitPktsRequested);
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami if (!PDMNsAllocateBandwidth(&pThis->Filter, cbMin))
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami STAM_REL_COUNTER_ADD(&pThis->StatXmitBytesDenied, cbMin);
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami STAM_REL_COUNTER_INC(&pThis->StatXmitPktsDenied);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami STAM_REL_COUNTER_ADD(&pThis->StatXmitBytesGranted, cbMin);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami STAM_REL_COUNTER_INC(&pThis->StatXmitPktsGranted);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami //LogFlow(("drvNetShaperUp_AllocBuf: got cb=%d\n", cbMin));
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami return pThis->CTX_SUFF(pIBelowNet)->pfnAllocBuf(pThis->CTX_SUFF(pIBelowNet), cbMin, pGso, ppSgBuf);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @interface_method_impl{PDMINETWORKUP,pfnFreeBuf}
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali BahramiPDMBOTHCBDECL(int) drvNetShaperUp_FreeBuf(PPDMINETWORKUP pInterface, PPDMSCATTERGATHER pSgBuf)
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, CTX_SUFF(INetworkUp));
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami return pThis->CTX_SUFF(pIBelowNet)->pfnFreeBuf(pThis->CTX_SUFF(pIBelowNet), pSgBuf);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @interface_method_impl{PDMINETWORKUP,pfnSendBuf}
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali BahramiPDMBOTHCBDECL(int) drvNetShaperUp_SendBuf(PPDMINETWORKUP pInterface, PPDMSCATTERGATHER pSgBuf, bool fOnWorkerThread)
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, CTX_SUFF(INetworkUp));
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami return pThis->CTX_SUFF(pIBelowNet)->pfnSendBuf(pThis->CTX_SUFF(pIBelowNet), pSgBuf, fOnWorkerThread);
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami * @interface_method_impl{PDMINETWORKUP,pfnEndXmit}
5253169e90b276216b53d82f9ba4c56334db5740Ali BahramiPDMBOTHCBDECL(void) drvNetShaperUp_EndXmit(PPDMINETWORKUP pInterface)
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami //LogFlow(("drvNetShaperUp_EndXmit:\n"));
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, CTX_SUFF(INetworkUp));
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami pThis->CTX_SUFF(pIBelowNet)->pfnEndXmit(pThis->CTX_SUFF(pIBelowNet));
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @interface_method_impl{PDMINETWORKUP,pfnSetPromiscuousMode}
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali BahramiPDMBOTHCBDECL(void) drvNetShaperUp_SetPromiscuousMode(PPDMINETWORKUP pInterface, bool fPromiscuous)
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami LogFlow(("drvNetShaperUp_SetPromiscuousMode: fPromiscuous=%d\n", fPromiscuous));
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, CTX_SUFF(INetworkUp));
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami pThis->CTX_SUFF(pIBelowNet)->pfnSetPromiscuousMode(pThis->CTX_SUFF(pIBelowNet), fPromiscuous);
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami * @interface_method_impl{PDMINETWORKUP,pfnNotifyLinkChanged}
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahramistatic DECLCALLBACK(void) drvR3NetShaperUp_NotifyLinkChanged(PPDMINETWORKUP pInterface, PDMNETWORKLINKSTATE enmLinkState)
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami LogFlow(("drvNetShaperUp_NotifyLinkChanged: enmLinkState=%d\n", enmLinkState));
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, CTX_SUFF(INetworkUp));
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami pThis->pIBelowNetR3->pfnNotifyLinkChanged(pThis->pIBelowNetR3, enmLinkState);
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami * @interface_method_impl{PDMINETWORKDOWN,pfnWaitReceiveAvail}
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahramistatic DECLCALLBACK(int) drvR3NetShaperDown_WaitReceiveAvail(PPDMINETWORKDOWN pInterface, RTMSINTERVAL cMillies)
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, INetworkDown);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami return pThis->pIAboveNet->pfnWaitReceiveAvail(pThis->pIAboveNet, cMillies);
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami * @interface_method_impl{PDMINETWORKDOWN,pfnReceive}
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahramistatic DECLCALLBACK(int) drvR3NetShaperDown_Receive(PPDMINETWORKDOWN pInterface, const void *pvBuf, size_t cb)
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, INetworkDown);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami return pThis->pIAboveNet->pfnReceive(pThis->pIAboveNet, pvBuf, cb);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @interface_method_impl{PDMINETWORKDOWN,pfnReceiveGso}
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahramistatic DECLCALLBACK(int) drvR3NetShaperDown_ReceiveGso(PPDMINETWORKDOWN pInterface, const void *pvBuf, size_t cb, PCPDMNETWORKGSO pGso)
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, INetworkDown);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami return pThis->pIAboveNet->pfnReceiveGso(pThis->pIAboveNet, pvBuf, cb, pGso);
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami * @interface_method_impl{PDMINETWORKDOWN,pfnXmitPending}
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahramistatic DECLCALLBACK(void) drvR3NetShaperDown_XmitPending(PPDMINETWORKDOWN pInterface)
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, INetworkDown);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami STAM_REL_COUNTER_INC(&pThis->StatXmitPendingCalled);
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami pThis->pIAboveNet->pfnXmitPending(pThis->pIAboveNet);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * Gets the current Media Access Control (MAC) address.
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @returns VBox status code.
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @param pInterface Pointer to the interface structure containing the called function pointer.
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @param pMac Where to store the MAC address.
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @thread EMT
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahramistatic DECLCALLBACK(int) drvR3NetShaperDownCfg_GetMac(PPDMINETWORKCONFIG pInterface, PRTMAC pMac)
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, INetworkConfig);
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami return pThis->pIAboveConfig->pfnGetMac(pThis->pIAboveConfig, pMac);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * Gets the new link state.
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @returns The current link state.
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @param pInterface Pointer to the interface structure containing the called function pointer.
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @thread EMT
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahramistatic DECLCALLBACK(PDMNETWORKLINKSTATE) drvR3NetShaperDownCfg_GetLinkState(PPDMINETWORKCONFIG pInterface)
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, INetworkConfig);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami return pThis->pIAboveConfig->pfnGetLinkState(pThis->pIAboveConfig);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * Sets the new link state.
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami * @returns VBox status code.
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami * @param pInterface Pointer to the interface structure containing the called function pointer.
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami * @param enmState The new link state
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami * @thread EMT
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahramistatic DECLCALLBACK(int) drvR3NetShaperDownCfg_SetLinkState(PPDMINETWORKCONFIG pInterface, PDMNETWORKLINKSTATE enmState)
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, INetworkConfig);
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami return pThis->pIAboveConfig->pfnSetLinkState(pThis->pIAboveConfig, enmState);
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami * @interface_method_impl{PDMIBASER0,pfnQueryInterface}
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahramistatic DECLCALLBACK(RTR0PTR) drvR3NetShaperIBaseR0_QueryInterface(PPDMIBASER0 pInterface, const char *pszIID)
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDRVNETSHAPER pThis = RT_FROM_MEMBER(pInterface, DRVNETSHAPER, IBaseR0);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDMIBASER0_RETURN_INTERFACE(pThis->pDrvInsR3, pszIID, PDMINETWORKUP, &pThis->INetworkUpR0);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @interface_method_impl{PDMIBASERC,pfnQueryInterface}
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahramistatic DECLCALLBACK(RTRCPTR) drvR3NetShaperIBaseRC_QueryInterface(PPDMIBASERC pInterface, const char *pszIID)
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @interface_method_impl{PDMIBASE,pfnQueryInterface}
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahramistatic DECLCALLBACK(void *) drvR3NetShaperIBase_QueryInterface(PPDMIBASE pInterface, const char *pszIID)
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDRVNETSHAPER pThis = PDMINS_2_DATA(pDrvIns, PDRVNETSHAPER);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASER0, &pThis->IBaseR0);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASERC, &pThis->IBaseRC);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDMIBASE_RETURN_INTERFACE(pszIID, PDMINETWORKUP, &pThis->INetworkUpR3);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDMIBASE_RETURN_INTERFACE(pszIID, PDMINETWORKDOWN, &pThis->INetworkDown);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDMIBASE_RETURN_INTERFACE(pszIID, PDMINETWORKCONFIG, &pThis->INetworkConfig);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @interface_method_impl{PDMDRVREG,pfnDetach}
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahramistatic DECLCALLBACK(void) drvR3NetShaperDetach(PPDMDRVINS pDrvIns, uint32_t fFlags)
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDRVNETSHAPER pThis = PDMINS_2_DATA(pDrvIns, PDRVNETSHAPER);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami LogFlow(("drvNetShaperDetach: pDrvIns: %p, fFlags: %u\n", pDrvIns, fFlags));
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDMCritSectEnter(&pThis->XmitLock, VERR_IGNORED);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @interface_method_impl{PDMDRVREG,pfnAttach}
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahramistatic DECLCALLBACK(int) drvR3NetShaperAttach(PPDMDRVINS pDrvIns, uint32_t fFlags)
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDRVNETSHAPER pThis = PDMINS_2_DATA(pDrvIns, PDRVNETSHAPER);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami LogFlow(("drvNetShaperAttach/#%#x: fFlags=%#x\n", pDrvIns->iInstance, fFlags));
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDMCritSectEnter(&pThis->XmitLock, VERR_IGNORED);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * Query the network connector interface.
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami int rc = PDMDrvHlpAttach(pDrvIns, fFlags, &pBaseDown);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami pThis->pIBelowNetR3 = PDMIBASE_QUERY_INTERFACE(pBaseDown, PDMINETWORKUP);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PPDMIBASER0 pBaseR0 = PDMIBASE_QUERY_INTERFACE(pBaseDown, PDMIBASER0);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami pThis->pIBelowNetR0 = pBaseR0 ? pBaseR0->pfnQueryInterface(pBaseR0, PDMINETWORKUP_IID) : NIL_RTR0PTR;
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami AssertMsgFailed(("Configuration error: the driver below didn't export the network connector interface!\n"));
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami AssertMsgFailed(("Failed to attach to driver below! rc=%Rrc\n", rc));
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @interface_method_impl{PDMDRVREG,pfnDestruct}
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahramistatic DECLCALLBACK(void) drvR3NetShaperDestruct(PPDMDRVINS pDrvIns)
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDRVNETSHAPER pThis = PDMINS_2_DATA(pDrvIns, PDRVNETSHAPER);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDMDrvHlpNetShaperDetach(pDrvIns, &pThis->Filter);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * @interface_method_impl{Construct a NAT network transport driver instance,
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * PDMDRVREG,pfnDestruct}
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahramistatic DECLCALLBACK(int) drvR3NetShaperConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami PDRVNETSHAPER pThis = PDMINS_2_DATA(pDrvIns, PDRVNETSHAPER);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * Init the static parts.
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami pDrvIns->IBase.pfnQueryInterface = drvR3NetShaperIBase_QueryInterface;
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami pThis->IBaseR0.pfnQueryInterface = drvR3NetShaperIBaseR0_QueryInterface;
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami pThis->IBaseRC.pfnQueryInterface = drvR3NetShaperIBaseRC_QueryInterface;
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami /* INetworkUp */
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami pThis->INetworkUpR3.pfnBeginXmit = drvNetShaperUp_BeginXmit;
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami pThis->INetworkUpR3.pfnAllocBuf = drvNetShaperUp_AllocBuf;
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami pThis->INetworkUpR3.pfnFreeBuf = drvNetShaperUp_FreeBuf;
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami pThis->INetworkUpR3.pfnSendBuf = drvNetShaperUp_SendBuf;
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami pThis->INetworkUpR3.pfnEndXmit = drvNetShaperUp_EndXmit;
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami pThis->INetworkUpR3.pfnSetPromiscuousMode = drvNetShaperUp_SetPromiscuousMode;
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami pThis->INetworkUpR3.pfnNotifyLinkChanged = drvR3NetShaperUp_NotifyLinkChanged;
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * Resolve the ring-0 context interface addresses.
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami int rc = pDrvIns->pHlpR3->pfnLdrGetR0InterfaceSymbols(pDrvIns, &pThis->INetworkUpR0,
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami /* INetworkDown */
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami pThis->INetworkDown.pfnWaitReceiveAvail = drvR3NetShaperDown_WaitReceiveAvail;
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami pThis->INetworkDown.pfnReceive = drvR3NetShaperDown_Receive;
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami pThis->INetworkDown.pfnReceiveGso = drvR3NetShaperDown_ReceiveGso;
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami pThis->INetworkDown.pfnXmitPending = drvR3NetShaperDown_XmitPending;
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami /* INetworkConfig */
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami pThis->INetworkConfig.pfnGetMac = drvR3NetShaperDownCfg_GetMac;
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami pThis->INetworkConfig.pfnGetLinkState = drvR3NetShaperDownCfg_GetLinkState;
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami pThis->INetworkConfig.pfnSetLinkState = drvR3NetShaperDownCfg_SetLinkState;
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami * Create the locks.
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami rc = PDMDrvHlpCritSectInit(pDrvIns, &pThis->XmitLock, RT_SRC_POS, "NetShaper");
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami * Validate the config.
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * Find the bandwidth group we have to attach to.
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami rc = CFGMR3QueryStringAlloc(pCfg, "BwGroup", &pThis->pszBwGroup);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami if (RT_FAILURE(rc) && rc != VERR_CFGM_VALUE_NOT_FOUND)
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami N_("DrvNetShaper: Configuration error: Querying \"BwGroup\" as string failed"));
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami pThis->Filter.pIDrvNetR3 = &pThis->INetworkDown;
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami rc = PDMDrvHlpNetShaperAttach(pDrvIns, pThis->pszBwGroup, &pThis->Filter);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami N_("DrvNetShaper: Configuration error: Failed to attach to bandwidth group"));
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami * Query the network port interface.
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami pThis->pIAboveNet = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMINETWORKDOWN);
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami AssertMsgFailed(("Configuration error: the above device/driver didn't export the network port interface!\n"));
5253169e90b276216b53d82f9ba4c56334db5740Ali Bahrami * Query the network config interface.
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami pThis->pIAboveConfig = PDMIBASE_QUERY_INTERFACE(pDrvIns->pUpBase, PDMINETWORKCONFIG);
75ce41a57ff334bd8fe2cb9ed51eea835892f944Ali Bahrami AssertMsgFailed(("Configuration error: the above device/driver didn't export the network config interface!\n"));
AssertMsgFailed(("Configuration error: the driver below didn't export the network connector interface!\n"));
return VERR_PDM_MISSING_INTERFACE_BELOW;
pThis->pIBelowNetR0 = pBaseR0 ? pBaseR0->pfnQueryInterface(pBaseR0, PDMINETWORKUP_IID) : NIL_RTR0PTR;
return rc;
PDMDrvHlpSTAMRegCounterEx(pDrvIns, &pThis->StatXmitBytesRequested, "Bytes/Tx/Requested", STAMUNIT_BYTES, "Number of requested TX bytes.");
PDMDrvHlpSTAMRegCounterEx(pDrvIns, &pThis->StatXmitBytesDenied, "Bytes/Tx/Denied", STAMUNIT_BYTES, "Number of denied TX bytes.");
PDMDrvHlpSTAMRegCounterEx(pDrvIns, &pThis->StatXmitBytesGranted, "Bytes/Tx/Granted", STAMUNIT_BYTES, "Number of granted TX bytes.");
PDMDrvHlpSTAMRegCounter(pDrvIns, &pThis->StatXmitPktsRequested, "Packets/Tx/Requested", "Number of requested TX packets.");
PDMDrvHlpSTAMRegCounter(pDrvIns, &pThis->StatXmitPktsDenied, "Packets/Tx/Denied", "Number of denied TX packets.");
PDMDrvHlpSTAMRegCounter(pDrvIns, &pThis->StatXmitPktsGranted, "Packets/Tx/Granted", "Number of granted TX packets.");
PDMDrvHlpSTAMRegCounter(pDrvIns, &pThis->StatXmitPendingCalled, "Tx/WakeUp", "Number of wakeup TX calls.");
return VINF_SUCCESS;
sizeof(DRVNETSHAPER),
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,