From 5d61a4a79a1e96dc5d9af1e5e712c84507307544 Mon Sep 17 00:00:00 2001 From: J M Rossy Date: Wed, 29 Jul 2015 15:40:09 -0700 Subject: Samples update for public Windows 10 release Fix #2 Enabling WPP Recorder in Sensors Samples causes errors Fix #4 Add back fixed KMDOD sample Add new BarcodeScanner sample in pos folder Add new MagneticStripeReader sample in pos folder Add new SynpaticsTouch sample in input folder Add new Power Engine Plugin sample in pofx folder Add new DeviceMft sample in avstream folder Add new AvsCamera sample in root Add new SimBatt sample in root Add other pre-existing samples not yet released for Win10 --- ...assifyFunctions_FastStreamInjectionCallouts.cpp | 295 +++++++++++++++++++++ 1 file changed, 295 insertions(+) create mode 100644 network/trans/WFPSampler/sys/ClassifyFunctions_FastStreamInjectionCallouts.cpp (limited to 'network/trans/WFPSampler/sys/ClassifyFunctions_FastStreamInjectionCallouts.cpp') diff --git a/network/trans/WFPSampler/sys/ClassifyFunctions_FastStreamInjectionCallouts.cpp b/network/trans/WFPSampler/sys/ClassifyFunctions_FastStreamInjectionCallouts.cpp new file mode 100644 index 00000000..07822e88 --- /dev/null +++ b/network/trans/WFPSampler/sys/ClassifyFunctions_FastStreamInjectionCallouts.cpp @@ -0,0 +1,295 @@ +//////////////////////////////////////////////////////////////////////////////////////////////////// +// +// Copyright (c) 2014 Microsoft Corporation. All Rights Reserved. +// +// Module Name: +// ClassifyFunctions_FastStreamInjectionCallouts.cpp +// +// Abstract: +// This module contains WFP Classify functions that inject data back into the stream using +// the clone / block / inject method. This method is inline only, no modification, +// and uses as little validation and error checking as possible. These functions are meant +// for test performance purposes only. +// +// Naming Convention: +// +// +// +// i.e. +// ClassifyFastStreamInjection +// +// +// Classify - Function is an FWPS_CALLOUT_CLASSIFY_FN +// +// FastStreamInjection - Function demonstrates the clone / block / inject model in the +// fastest form available (inline, no validation, etc.). +// +// Private Functions: +// +// Public Functions: +// ClassifyFastStreamInjection(), +// +// Author: +// Dusty Harper (DHarper) +// +// Revision History: +// +// [ Month ][Day] [Year] - [Revision]-[ Comments ] +// May 01, 2010 - 1.0 - Creation +// December 13, 2013 - 1.1 - Enhance function declaration for IntelliSense, enhance +// traces, and add support for multiple injectors. +// +//////////////////////////////////////////////////////////////////////////////////////////////////// + +#include "Framework_WFPSamplerCalloutDriver.h" /// . +#include "ClassifyFunctions_FastStreamInjectionCallouts.tmh" /// $(OBJ_PATH)\$(O)\ + +#if(NTDDI_VERSION >= NTDDI_WIN7) + +/** + @classify_function="ClassifyFastStreamInjection" + + Purpose: Blocks the current stream data and injects a clone back to the stack without + modification.
+
+ Notes: Applies to the following layers:
+ FWPS_LAYER_STREAM_V{4/6}
+
+ Intended for test performance purposes only.
+
+ MSDN_Ref: HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Hardware/FF544893.aspx
+ HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Hardware/FF551149.aspx
+ HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Hardware/FF551213.aspx
+ HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Hardware/FF551161.aspx
+*/ +_IRQL_requires_min_(PASSIVE_LEVEL) +_IRQL_requires_max_(DISPATCH_LEVEL) +_IRQL_requires_same_ +VOID NTAPI ClassifyFastStreamInjection(_In_ const FWPS_INCOMING_VALUES* pClassifyValues, + _In_ const FWPS_INCOMING_METADATA_VALUES* pMetadata, + _Inout_opt_ VOID* pStreamCalloutIOPacket, + _In_opt_ const VOID* pClassifyContext, + _In_ const FWPS_FILTER* pFilter, + _In_ UINT64 flowContext, + _Inout_ FWPS_CLASSIFY_OUT* pClassifyOut) +{ + UNREFERENCED_PARAMETER(pClassifyContext); + UNREFERENCED_PARAMETER(flowContext); + + /// Stream has no concept of Veto. Due to its "waterfall" nature where a block will + /// remove the data and others will not be able to see it. + /// This means that if we got classified, regardless of the rights, we can do whatever we need to. + + if(pStreamCalloutIOPacket) + { + NTSTATUS status = STATUS_SUCCESS; + FWPS_STREAM_CALLOUT_IO_PACKET* pStreamPacket = (FWPS_STREAM_CALLOUT_IO_PACKET*)pStreamCalloutIOPacket; + FWP_DIRECTION direction = (FWP_DIRECTION)pClassifyValues->incomingValue[FWPS_FIELD_STREAM_V4_DIRECTION].value.uint32; + HANDLE injectionHandle = 0; + UINT64 flowID = 0; + UINT32 streamFlags = pStreamPacket->streamData->flags; + NET_BUFFER_LIST* pNetBufferListChain = 0; + UINT32 index = WFPSAMPLER_INDEX; + + if(FWPS_IS_METADATA_FIELD_PRESENT(pMetadata, + FWPS_METADATA_FIELD_FLOW_HANDLE)) + flowID = pMetadata->flowHandle; + + if(pFilter->subLayerWeight == FWPM_SUBLAYER_UNIVERSAL_WEIGHT) + index = UNIVERSAL_INDEX; + + if(pClassifyValues->layerId == FWPS_LAYER_STREAM_V4) + { + if(direction == FWP_DIRECTION_OUTBOUND) + injectionHandle = g_pIPv4OutboundStreamInjectionHandles[index]; + else + injectionHandle = g_pIPv4InboundStreamInjectionHandles[index]; + } + else if(pClassifyValues->layerId == FWPS_LAYER_STREAM_V6) + { + if(direction == FWP_DIRECTION_OUTBOUND) + injectionHandle = g_pIPv6OutboundStreamInjectionHandles[index]; + else + injectionHandle = g_pIPv6InboundStreamInjectionHandles[index]; + } + else + HLPR_BAIL; + + if(!(streamFlags & FWPS_STREAM_FLAG_RECEIVE) && + !(streamFlags & FWPS_STREAM_FLAG_SEND)) + streamFlags |= direction ? FWPS_STREAM_FLAG_RECEIVE : FWPS_STREAM_FLAG_SEND; + + pStreamPacket->countBytesRequired = 0; + pStreamPacket->countBytesEnforced = pStreamPacket->streamData->dataLength; + pStreamPacket->streamAction = FWPS_STREAM_ACTION_NONE; + + status = FwpsCloneStreamData(pStreamPacket->streamData, + g_pNDISPoolData->nblPoolHandle, + g_pNDISPoolData->nbPoolHandle, + 0, + &pNetBufferListChain); + if(status != STATUS_SUCCESS) + { + DbgPrintEx(DPFLTR_IHVNETWORK_ID, + DPFLTR_ERROR_LEVEL, + " !!!! PerformBasicStreamInjection : FwpsCloneStreamData() [status: %#x]\n", + status); + + HLPR_BAIL; + } + + /// Do not touch the rights in case other callouts use them (which they shouldn't). + pClassifyOut->actionType = FWP_ACTION_BLOCK; + + status = FwpsStreamInjectAsync(injectionHandle, + 0, + 0, + flowID, + pFilter->action.calloutId, + pClassifyValues->layerId, + streamFlags, + pNetBufferListChain, + pStreamPacket->streamData->dataLength, + CompleteFastStreamInjection, + 0); + + HLPR_BAIL_LABEL: + + if(status != STATUS_SUCCESS && + pNetBufferListChain) + { + KIRQL irql = KeGetCurrentIrql(); + + FwpsDiscardClonedStreamData(pNetBufferListChain, + 0, + irql == DISPATCH_LEVEL ? TRUE : FALSE); + } + } + + return; +} + +#else + +/** + @classify_function="ClassifyFastStreamInjection" + + Purpose: Blocks the current stream data and injects a clone back to the stack without + modification.
+
+ Notes: Applies to the following layers:
+ FWPS_LAYER_STREAM_V{4/6}
+
+ Intended for test performance purposes only.
+
+ MSDN_Ref: HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Hardware/FF544890.aspx
+ HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Hardware/FF551149.aspx
+ HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Hardware/FF551213.aspx
+ HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Hardware/FF551161.aspx
+*/ +_IRQL_requires_min_(PASSIVE_LEVEL) +_IRQL_requires_max_(DISPATCH_LEVEL) +_IRQL_requires_same_ +VOID NTAPI ClassifyFastStreamInjection(_In_ const FWPS_INCOMING_VALUES* pClassifyValues, + _In_ const FWPS_INCOMING_METADATA_VALUES0* pMetadata, + _Inout_opt_ VOID* pStreamCalloutIOPacket, + _In_ const FWPS_FILTER* pFilter, + _In_ UINT64 flowContext, + _Inout_ FWPS_CLASSIFY_OUT* pClassifyOut) +{ + UNREFERENCED_PARAMETER(flowContext); + + /// Stream has no concept of Veto. Due to its "waterfall" nature where a block will + /// remove the data and others will not be able to see it. + /// This means that if we got classified, regardless of the rights, we can do whatever we need to. + + if(pStreamCalloutIOPacket) + { + NTSTATUS status = STATUS_SUCCESS; + FWPS_STREAM_CALLOUT_IO_PACKET* pStreamPacket = (FWPS_STREAM_CALLOUT_IO_PACKET*)pStreamCalloutIOPacket; + FWP_DIRECTION direction = (FWP_DIRECTION)pClassifyValues->incomingValue[FWPS_FIELD_STREAM_V4_DIRECTION].value.uint32; + HANDLE injectionHandle = 0; + UINT64 flowID = 0; + UINT32 streamFlags = pStreamPacket->streamData->flags; + NET_BUFFER_LIST* pNetBufferListChain = 0; + UINT32 index = WFPSAMPLER_INDEX; + + if(FWPS_IS_METADATA_FIELD_PRESENT(pMetadata, + FWPS_METADATA_FIELD_FLOW_HANDLE)) + flowID = pMetadata->flowHandle; + + if(pFilter->subLayerWeight == FWPM_SUBLAYER_UNIVERSAL_WEIGHT) + index = UNIVERSAL_INDEX; + + if(pClassifyValues->layerId == FWPS_LAYER_STREAM_V4) + { + if(direction == FWP_DIRECTION_OUTBOUND) + injectionHandle = g_pIPv4OutboundStreamInjectionHandles[index]; + else + injectionHandle = g_pIPv4InboundStreamInjectionHandles[index]; + } + else if(pClassifyValues->layerId == FWPS_LAYER_STREAM_V6) + { + if(direction == FWP_DIRECTION_OUTBOUND) + injectionHandle = g_pIPv6OutboundStreamInjectionHandles[index]; + else + injectionHandle = g_pIPv6InboundStreamInjectionHandles[index]; + } + else + HLPR_BAIL; + + if(!(streamFlags & FWPS_STREAM_FLAG_RECEIVE) && + !(streamFlags & FWPS_STREAM_FLAG_SEND)) + streamFlags |= direction ? FWPS_STREAM_FLAG_RECEIVE : FWPS_STREAM_FLAG_SEND; + + pStreamPacket->countBytesRequired = 0; + pStreamPacket->countBytesEnforced = pStreamPacket->streamData->dataLength; + pStreamPacket->streamAction = FWPS_STREAM_ACTION_NONE; + + status = FwpsCloneStreamData(pStreamPacket->streamData, + g_pNDISPoolData->nblPoolHandle, + g_pNDISPoolData->nbPoolHandle, + 0, + &pNetBufferListChain); + if(status != STATUS_SUCCESS) + { + DbgPrintEx(DPFLTR_IHVNETWORK_ID, + DPFLTR_ERROR_LEVEL, + " !!!! PerformBasicStreamInjection : FwpsCloneStreamData() [status: %#x]\n", + status); + + HLPR_BAIL; + } + + /// Do not touch the rights in case other callouts use them (which they shouldn't). + pClassifyOut->actionType = FWP_ACTION_BLOCK; + + status = FwpsStreamInjectAsync(injectionHandle, + 0, + 0, + flowID, + pFilter->action.calloutId, + pClassifyValues->layerId, + streamFlags, + pNetBufferListChain, + pStreamPacket->streamData->dataLength, + CompleteFastStreamInjection, + 0); + + HLPR_BAIL_LABEL: + + if(status != STATUS_SUCCESS && + pNetBufferListChain) + { + KIRQL irql = KeGetCurrentIrql(); + + FwpsDiscardClonedStreamData(pNetBufferListChain, + 0, + irql == DISPATCH_LEVEL ? TRUE : FALSE); + } + } + + return; +} + +#endif // (NTDDI_VERSION >= NTDDI_WIN7) -- cgit v1.3.1