Initial publish

9 files changed, 885 insertions, 0 deletions

diff --git a/network/ndis/extension/samples/passthrough/MsPassthroughExt.c b/network/ndis/extension/samples/passthrough/MsPassthroughExt.c
new file mode 100644
index 00000000..e99eeac5
--- /dev/null
+++ b/network/ndis/extension/samples/passthrough/MsPassthroughExt.c
@@ -0,0 +1,597 @@
+/*++
+
+Copyright (c) Microsoft Corporation. All Rights Reserved.
+
+Module Name:
+
+    MsPassthroughExt.c
+
+Abstract:
+
+    This file contains the implementation of a passthrough filter
+    utilizing SxBase.lib.
+
+
+--*/
+
+#include "precomp.h"
+
+UCHAR SxExtMajorNdisVersion = NDIS_FILTER_MAJOR_VERSION;
+UCHAR SxExtMinorNdisVersion = NDIS_FILTER_MINOR_VERSION;
+PWCHAR SxExtFriendlyName = L"Microsoft Sample Passthrough Extension";
+PWCHAR SxExtUniqueName = L"{2A06F1CB-1B9B-43A8-ADF7-B7D44A9EE71C}";
+PWCHAR SxExtServiceName = L"MsPassthroughExt";
+ULONG SxExtAllocationTag = 'tPsM';
+ULONG SxExtOidRequestId = 'tPsM';
+
+
+NDIS_STATUS
+SxExtInitialize()
+{
+    return NDIS_STATUS_SUCCESS;
+}
+
+
+VOID
+SxExtUninitialize()
+{
+    return;
+}
+
+
+_Use_decl_annotations_
+NDIS_STATUS
+SxExtCreateSwitch(
+    PSX_SWITCH_OBJECT Switch,
+    PNDIS_HANDLE *ExtensionContext
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    
+    *ExtensionContext = NULL;
+    return NDIS_STATUS_SUCCESS;
+}
+
+
+_Use_decl_annotations_
+VOID
+SxExtDeleteSwitch(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    
+    return;
+}
+
+
+_Use_decl_annotations_
+VOID
+SxExtActivateSwitch(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    
+    return;
+}
+
+
+_Use_decl_annotations_
+NDIS_STATUS
+SxExtRestartSwitch(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+
+    return NDIS_STATUS_SUCCESS;
+}
+
+
+_Use_decl_annotations_ 
+VOID
+SxExtPauseSwitch(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    
+    return;
+}
+
+
+_Use_decl_annotations_
+NDIS_STATUS
+SxExtCreatePort(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_PORT_PARAMETERS Port
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(Port);
+    
+    return NDIS_STATUS_SUCCESS;
+}
+
+
+_Use_decl_annotations_
+VOID
+SxExtUpdatePort(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_PORT_PARAMETERS Port
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(Port);
+    
+    return;
+}
+
+
+_Use_decl_annotations_
+NDIS_STATUS
+SxExtCreateNic(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_NIC_PARAMETERS Nic
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(Nic);
+    
+    return NDIS_STATUS_SUCCESS;
+}
+
+
+_Use_decl_annotations_
+VOID
+SxExtConnectNic(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_NIC_PARAMETERS Nic
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(Nic);
+    
+    return;
+}
+
+
+_Use_decl_annotations_
+VOID
+SxExtUpdateNic(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_NIC_PARAMETERS Nic
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(Nic);
+    
+    return;
+}
+
+
+_Use_decl_annotations_
+VOID
+SxExtDisconnectNic(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_NIC_PARAMETERS Nic
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(Nic);
+    
+    return;
+}
+
+
+_Use_decl_annotations_
+VOID
+SxExtDeleteNic(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_NIC_PARAMETERS Nic
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(Nic);
+    
+    return;
+}
+
+
+_Use_decl_annotations_
+VOID
+SxExtTeardownPort(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_PORT_PARAMETERS Port
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(Port);
+    
+    return;
+}
+
+
+_Use_decl_annotations_
+VOID
+SxExtDeletePort(  
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_PORT_PARAMETERS Port
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(Port);
+    
+    return;
+}
+
+
+_Use_decl_annotations_
+NDIS_STATUS
+SxExtSaveNic(  
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_NIC_SAVE_STATE SaveState,
+    PULONG BytesWritten,
+    PULONG BytesNeeded
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(SaveState);
+    
+    *BytesWritten = 0;
+    *BytesNeeded = 0;
+    return NDIS_STATUS_SUCCESS;
+}
+
+
+_Use_decl_annotations_
+VOID
+SxExtSaveNicComplete(  
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_NIC_SAVE_STATE SaveState
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(SaveState);
+    
+    return;
+}
+
+
+_Use_decl_annotations_  
+NDIS_STATUS
+SxExtNicRestore(  
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_NIC_SAVE_STATE SaveState,
+    PULONG BytesRestored
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(SaveState);
+    
+    *BytesRestored = 0;
+    return NDIS_STATUS_SUCCESS;
+}
+
+
+_Use_decl_annotations_
+VOID
+SxExtNicRestoreComplete(  
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_NIC_SAVE_STATE SaveState
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(SaveState);
+    
+    return;
+}
+
+
+_Use_decl_annotations_
+NDIS_STATUS
+SxExtAddSwitchProperty(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_PROPERTY_PARAMETERS SwitchProperty
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(SwitchProperty);
+    
+    return NDIS_STATUS_NOT_SUPPORTED;
+}
+
+
+_Use_decl_annotations_
+NDIS_STATUS
+SxExtUpdateSwitchProperty(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_PROPERTY_PARAMETERS SwitchProperty
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(SwitchProperty);
+    
+    return NDIS_STATUS_NOT_SUPPORTED;
+}
+
+
+_Use_decl_annotations_
+BOOLEAN
+SxExtDeleteSwitchProperty(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_PROPERTY_DELETE_PARAMETERS SwitchProperty
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(SwitchProperty);
+    
+    return FALSE;
+}
+
+
+_Use_decl_annotations_
+NDIS_STATUS
+SxExtAddPortProperty(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_PORT_PROPERTY_PARAMETERS PortProperty
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(PortProperty);
+    
+    return NDIS_STATUS_NOT_SUPPORTED;
+}
+
+
+_Use_decl_annotations_
+NDIS_STATUS
+SxExtUpdatePortProperty(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_PORT_PROPERTY_PARAMETERS PortProperty
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(PortProperty);
+    
+    return NDIS_STATUS_NOT_SUPPORTED;
+}
+
+
+_Use_decl_annotations_
+BOOLEAN
+SxExtDeletePortProperty(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_PORT_PROPERTY_DELETE_PARAMETERS PortProperty
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(PortProperty);
+    
+    return FALSE;
+}
+
+
+_Use_decl_annotations_
+BOOLEAN
+SxExtQuerySwitchFeatureStatus(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_FEATURE_STATUS_PARAMETERS SwitchFeatureStatus,
+    PULONG BytesNeeded
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(SwitchFeatureStatus);
+    UNREFERENCED_PARAMETER(BytesNeeded);
+    
+    return FALSE;
+}
+
+
+_Use_decl_annotations_
+BOOLEAN
+SxExtQueryPortFeatureStatus(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_SWITCH_PORT_FEATURE_STATUS_PARAMETERS PortFeatureStatus,
+    PULONG BytesNeeded
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(PortFeatureStatus);
+    UNREFERENCED_PARAMETER(BytesNeeded);
+    
+    return FALSE;
+}
+    
+
+_Use_decl_annotations_
+NDIS_STATUS
+SxExtProcessNicRequest(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_OID_REQUEST OidRequest,
+    PNDIS_SWITCH_PORT_ID SourcePortId,
+    PNDIS_SWITCH_NIC_INDEX SourceNicIndex,
+    PNDIS_SWITCH_PORT_ID DestinationPortId,
+    PNDIS_SWITCH_NIC_INDEX DestinationNicIndex
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(OidRequest);
+    UNREFERENCED_PARAMETER(SourcePortId);
+    UNREFERENCED_PARAMETER(SourceNicIndex);
+    UNREFERENCED_PARAMETER(DestinationPortId);
+    UNREFERENCED_PARAMETER(DestinationNicIndex);
+    
+    return NDIS_STATUS_SUCCESS;
+}
+
+
+_Use_decl_annotations_
+NDIS_STATUS
+SxExtProcessNicRequestComplete(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_OID_REQUEST OidRequest,
+    NDIS_SWITCH_PORT_ID SourcePortId,
+    NDIS_SWITCH_NIC_INDEX SourceNicIndex,
+    NDIS_SWITCH_PORT_ID DestinationPortId,
+    NDIS_SWITCH_NIC_INDEX DestinationNicIndex,
+    NDIS_STATUS Status
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(OidRequest);
+    UNREFERENCED_PARAMETER(SourcePortId);
+    UNREFERENCED_PARAMETER(SourceNicIndex);
+    UNREFERENCED_PARAMETER(DestinationPortId);
+    UNREFERENCED_PARAMETER(DestinationNicIndex);
+    UNREFERENCED_PARAMETER(Status);
+    
+    return NDIS_STATUS_SUCCESS;
+}
+    
+
+_Use_decl_annotations_
+NDIS_STATUS
+SxExtProcessNicStatus(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNDIS_STATUS_INDICATION StatusIndication,
+    NDIS_SWITCH_PORT_ID SourcePortId,
+    NDIS_SWITCH_NIC_INDEX SourceNicIndex
+    )
+{
+    UNREFERENCED_PARAMETER(Switch);
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    UNREFERENCED_PARAMETER(StatusIndication);
+    UNREFERENCED_PARAMETER(SourcePortId);
+    UNREFERENCED_PARAMETER(SourceNicIndex);
+    
+    return NDIS_STATUS_SUCCESS;
+}
+
+
+_Use_decl_annotations_
+VOID
+SxExtStartNetBufferListsIngress(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNET_BUFFER_LIST NetBufferLists,
+    ULONG SendFlags
+    )
+{
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    
+    SxLibSendNetBufferListsIngress(Switch,
+                                   NetBufferLists,
+                                   SendFlags,
+                                   0);
+}
+
+
+_Use_decl_annotations_ 
+VOID
+SxExtStartNetBufferListsEgress(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNET_BUFFER_LIST NetBufferLists,
+    ULONG NumberOfNetBufferLists,
+    ULONG ReceiveFlags
+    )
+{
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    
+    SxLibSendNetBufferListsEgress(Switch,
+                                  NetBufferLists,
+                                  NumberOfNetBufferLists,
+                                  ReceiveFlags);
+}
+
+
+_Use_decl_annotations_
+VOID
+SxExtStartCompleteNetBufferListsEgress(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNET_BUFFER_LIST NetBufferLists,
+    ULONG ReturnFlags
+    )
+{
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    
+    SxLibCompleteNetBufferListsEgress(Switch,
+                                      NetBufferLists,
+                                      ReturnFlags);
+}
+
+
+_Use_decl_annotations_
+VOID
+SxExtStartCompleteNetBufferListsIngress(
+    PSX_SWITCH_OBJECT Switch,
+    NDIS_HANDLE ExtensionContext,
+    PNET_BUFFER_LIST NetBufferLists,
+    ULONG SendCompleteFlags
+    )
+{
+    UNREFERENCED_PARAMETER(ExtensionContext);
+    
+    SxLibCompleteNetBufferListsIngress(Switch,
+                                       NetBufferLists,
+                                       SendCompleteFlags);
+}
+    
diff --git a/network/ndis/extension/samples/passthrough/MsPassthroughExt.rc b/network/ndis/extension/samples/passthrough/MsPassthroughExt.rc
new file mode 100644
index 00000000..c76ed707
--- /dev/null
+++ b/network/ndis/extension/samples/passthrough/MsPassthroughExt.rc
@@ -0,0 +1,24 @@
+//
+// Copyright (c) Microsoft Corporation. All Rights Reserved.
+//
+
+#include <windows.h>
+#include <ntverp.h>
+
+/*-----------------------------------------------*/
+/* the following lines are specific to this file */
+/*-----------------------------------------------*/
+
+/* VER_FILETYPE, VER_FILESUBTYPE, VER_FILEDESCRIPTION_STR
+ * and VER_INTERNALNAME_STR must be defined before including COMMON.VER
+ * The strings don't need a '\0', since common.ver has them.
+ */
+#define	VER_FILETYPE	VFT_DRV
+#define	VER_FILESUBTYPE	VFT2_DRV_NETWORK
+#define VER_FILEDESCRIPTION_STR     "Microsoft Sample Passthrough Extension"
+#define VER_INTERNALNAME_STR        "mspassthroughext.SYS"
+#define VER_ORIGINALFILENAME_STR    "mspassthroughext.SYS"
+#define VER_LANGNEUTRAL
+
+#include "common.ver"
+
diff --git a/network/ndis/extension/samples/passthrough/install.cmd b/network/ndis/extension/samples/passthrough/install.cmd
new file mode 100644
index 00000000..0bacc039
--- /dev/null
+++ b/network/ndis/extension/samples/passthrough/install.cmd
@@ -0,0 +1 @@
+netcfg -l .\MSPassthroughExt.inf -c s -i ms_passthroughext
\ No newline at end of file
diff --git a/network/ndis/extension/samples/passthrough/mspassthroughext.inf b/network/ndis/extension/samples/passthrough/mspassthroughext.inf
new file mode 100644
index 00000000..6a6b941d
--- /dev/null
+++ b/network/ndis/extension/samples/passthrough/mspassthroughext.inf
@@ -0,0 +1,89 @@
+;
+; Copyright (c) Microsoft Corporation. All Rights Reserved.
+;
+
+[version]
+Signature   = "$Windows NT$"
+Class       = NetService
+ClassGUID   = {4D36E974-E325-11CE-BFC1-08002BE10318}
+Provider    = %Msft%
+CatalogFile = mspassthroughext.cat
+DriverVer   = 08/29/2011,1.0
+
+[Manufacturer]
+%Msft%=MSFT,NTx86,NTia64,NTamd64
+
+[MSFT.NTx86]
+%MSPassthroughExt_Desc%=Install, MS_passthroughext
+
+[MSFT.NTia64]
+%MSPassthroughExt_Desc%=Install, MS_passthroughext
+
+[MSFT.NTamd64]
+%MSPassthroughExt_Desc%=Install, MS_passthroughext
+
+;-------------------------------------------------------------------------
+; Installation Section
+;-------------------------------------------------------------------------
+[Install]
+AddReg=Inst_Ndi
+Characteristics=0x40000
+NetCfgInstanceId="{2A06F1CB-1B9B-43A8-ADF7-B7D44A9EE71C}"
+Copyfiles = MSPassthroughExt.copyfiles.sys
+
+[SourceDisksNames]
+1=%MSPassthroughExt_Desc%,"",,
+
+[SourceDisksFiles]
+MSPassthroughExt.sys=1
+
+[DestinationDirs]
+DefaultDestDir=12
+MSPassthroughExt.copyfiles.sys=12
+
+[MSPassthroughExt.copyfiles.sys]
+MSPassthroughExt.sys,,,2
+
+
+;-------------------------------------------------------------------------
+; Ndi installation support
+;-------------------------------------------------------------------------
+[Inst_Ndi]
+HKR, Ndi,Service,,"MSPassthroughExt"
+HKR, Ndi,CoServices,0x00010000,"MSPassthroughExt"
+HKR, Ndi,HelpText,,%MSPassthroughExt_HelpText%
+HKR, Ndi,FilterClass,,"ms_switch_filter"
+HKR, Ndi,FilterType,0x00010001,0x00000002
+HKR, Ndi\Interfaces,UpperRange,,"noupper"
+HKR, Ndi\Interfaces,LowerRange,,"nolower"
+HKR, Ndi\Interfaces, FilterMediaTypes,,"vmnetextension"
+HKR, Ndi,FilterRunType, 0x00010001, 2 ; optional
+
+;-------------------------------------------------------------------------
+; Service installation support, common.EventLog here is to demonstrate how to
+; write an enent log 
+;-------------------------------------------------------------------------
+[Install.Services]
+AddService=MSPassthroughExt,,MSPassthroughExt_Service_Inst;, common.EventLog
+
+[MSPassthroughExt_Service_Inst]
+DisplayName     = %MSPassthroughExt_Desc%
+ServiceType     = 1 ;SERVICE_KERNEL_DRIVER
+StartType       = 1 ;SERVICE_SYSTEM_START
+ErrorControl    = 1 ;SERVICE_ERROR_NORMAL
+ServiceBinary   = %12%\MSPassthroughExt.sys
+LoadOrderGroup  = NDIS
+Description     = %MSPassthroughExt_Desc%
+AddReg          = Common.Params.reg
+
+[Install.Remove.Services]
+DelService=MSPassthroughExt,0x200
+
+[Strings]
+Msft = "Microsoft"
+MSPassthroughExt_Desc = "Microsoft Sample Passthrough Extension"
+MSPassthroughExt_HelpText = "Sample for filtering extension using SxBase"
+
+
+
+
diff --git a/network/ndis/extension/samples/passthrough/mspassthroughext.vcxproj b/network/ndis/extension/samples/passthrough/mspassthroughext.vcxproj
new file mode 100644
index 00000000..cda7cbbf
--- /dev/null
+++ b/network/ndis/extension/samples/passthrough/mspassthroughext.vcxproj
@@ -0,0 +1,127 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <ProjectGuid>{2339B4A8-60AF-4172-AC68-3159E6D001EC}</ProjectGuid>
+    <RootNamespace>$(MSBuildProjectName)</RootNamespace>
+    <Configuration Condition="'$(Configuration)' == ''">Debug</Configuration>
+    <Platform Condition="'$(Platform)' == ''">x64</Platform>
+    <SampleGuid>{DA3F14BC-0746-46C8-99E7-339173543E27}</SampleGuid>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Label="Configuration" Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <TargetVersion>Windows10</TargetVersion>
+    <UseDebugLibraries>False</UseDebugLibraries>
+    <DriverTargetPlatform>Desktop</DriverTargetPlatform>
+    <DriverType>WDM</DriverType>
+    <PlatformToolset>WindowsKernelModeDriver10.0</PlatformToolset>
+    <ConfigurationType>Driver</ConfigurationType>
+  </PropertyGroup>
+  <PropertyGroup Label="Configuration" Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <TargetVersion>Windows10</TargetVersion>
+    <UseDebugLibraries>True</UseDebugLibraries>
+    <DriverTargetPlatform>Desktop</DriverTargetPlatform>
+    <DriverType>WDM</DriverType>
+    <PlatformToolset>WindowsKernelModeDriver10.0</PlatformToolset>
+    <ConfigurationType>Driver</ConfigurationType>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <PropertyGroup>
+    <OutDir>$(IntDir)</OutDir>
+  </PropertyGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" />
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" />
+  </ImportGroup>
+  <ItemGroup Label="WrappedTaskItems" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <TargetName>mspassthroughext</TargetName>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <TargetName>mspassthroughext</TargetName>
+  </PropertyGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <ClCompile>
+      <PreprocessorDefinitions>%(PreprocessorDefinitions);NDIS_WDM=1;NDIS630=1</PreprocessorDefinitions>
+    </ClCompile>
+    <Midl>
+      <PreprocessorDefinitions>%(PreprocessorDefinitions);NDIS_WDM=1;NDIS630=1</PreprocessorDefinitions>
+    </Midl>
+    <ResourceCompile>
+      <PreprocessorDefinitions>%(PreprocessorDefinitions);NDIS_WDM=1;NDIS630=1</PreprocessorDefinitions>
+    </ResourceCompile>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <ClCompile>
+      <PreprocessorDefinitions>%(PreprocessorDefinitions);NDIS_WDM=1;NDIS630=1</PreprocessorDefinitions>
+    </ClCompile>
+    <Midl>
+      <PreprocessorDefinitions>%(PreprocessorDefinitions);NDIS_WDM=1;NDIS630=1</PreprocessorDefinitions>
+    </Midl>
+    <ResourceCompile>
+      <PreprocessorDefinitions>%(PreprocessorDefinitions);NDIS_WDM=1;NDIS630=1</PreprocessorDefinitions>
+    </ResourceCompile>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <Link>
+      <AdditionalDependencies>%(AdditionalDependencies);$(DDK_LIB_PATH)\ndis.lib;.\..\..\base\$(IntDir)\sxbase.lib</AdditionalDependencies>
+    </Link>
+    <ClCompile>
+      <TreatWarningAsError>true</TreatWarningAsError>
+      <WarningLevel>Level4</WarningLevel>
+      <ExceptionHandling>
+      </ExceptionHandling>
+    </ClCompile>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <Link>
+      <AdditionalDependencies>%(AdditionalDependencies);$(DDK_LIB_PATH)\ndis.lib;.\..\..\base\$(IntDir)\sxbase.lib</AdditionalDependencies>
+    </Link>
+    <ClCompile>
+      <TreatWarningAsError>true</TreatWarningAsError>
+      <WarningLevel>Level4</WarningLevel>
+      <ExceptionHandling>
+      </ExceptionHandling>
+    </ClCompile>
+  </ItemDefinitionGroup>
+  <ItemGroup>
+    <ClCompile Include="MsPassthroughExt.c">
+      <AdditionalIncludeDirectories>;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <PreCompiledHeaderFile>precomp.h</PreCompiledHeaderFile>
+      <PreCompiledHeader>Use</PreCompiledHeader>
+      <PreCompiledHeaderOutputFile>$(IntDir)\precomp.h.pch</PreCompiledHeaderOutputFile>
+    </ClCompile>
+    <ClCompile Include="precompsrc.c">
+      <AdditionalIncludeDirectories>;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <PreCompiledHeaderFile>precomp.h</PreCompiledHeaderFile>
+      <PreCompiledHeader>Create</PreCompiledHeader>
+      <PreCompiledHeaderOutputFile>$(IntDir)\precomp.h.pch</PreCompiledHeaderOutputFile>
+    </ClCompile>
+    <ResourceCompile Include="MsPassthroughExt.rc" />
+  </ItemGroup>
+  <ItemGroup>
+    <Inf Exclude="@(Inf)" Include="*.inf" />
+    <FilesToPackage Include="$(TargetPath)" Condition="'$(ConfigurationType)'=='Driver' or '$(ConfigurationType)'=='DynamicLibrary'" />
+    <FilesToPackage Include="@(Inf->'%(CopyOutput)')" Condition="'@(Inf)'!=''" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Exclude="@(None)" Include="*.txt;*.htm;*.html" />
+    <None Exclude="@(None)" Include="*.ico;*.cur;*.bmp;*.dlg;*.rct;*.gif;*.jpg;*.jpeg;*.wav;*.jpe;*.tiff;*.tif;*.png;*.rc2" />
+    <None Exclude="@(None)" Include="*.def;*.bat;*.hpj;*.asmx" />
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Exclude="@(ClInclude)" Include="*.h;*.hpp;*.hxx;*.hm;*.inl;*.xsd" />
+  </ItemGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+</Project>
\ No newline at end of file
diff --git a/network/ndis/extension/samples/passthrough/mspassthroughext.vcxproj.Filters b/network/ndis/extension/samples/passthrough/mspassthroughext.vcxproj.Filters
new file mode 100644
index 00000000..b43daf1e
--- /dev/null
+++ b/network/ndis/extension/samples/passthrough/mspassthroughext.vcxproj.Filters
@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <Filter Include="Source Files">
+      <Extensions>cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx;*</Extensions>
+      <UniqueIdentifier>{555B7D63-D8B9-4382-8D6E-A97AC09CE282}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="Header Files">
+      <Extensions>h;hpp;hxx;hm;inl;inc;xsd</Extensions>
+      <UniqueIdentifier>{797B07B8-0B76-4BA6-BDF4-45786B031900}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="Resource Files">
+      <Extensions>rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms;man;xml</Extensions>
+      <UniqueIdentifier>{D95F4A4C-E2E8-4108-86FB-C568FA437FA1}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="Driver Files">
+      <Extensions>inf;inv;inx;mof;mc;</Extensions>
+      <UniqueIdentifier>{F05BF5D9-0765-4293-B2AB-41B06C544956}</UniqueIdentifier>
+    </Filter>
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="MsPassthroughExt.c">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="precompsrc.c">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+  </ItemGroup>
+  <ItemGroup>
+    <ResourceCompile Include="MsPassthroughExt.rc">
+      <Filter>Resource Files</Filter>
+    </ResourceCompile>
+  </ItemGroup>
+</Project>
\ No newline at end of file
diff --git a/network/ndis/extension/samples/passthrough/precomp.h b/network/ndis/extension/samples/passthrough/precomp.h
new file mode 100644
index 00000000..ca260479
--- /dev/null
+++ b/network/ndis/extension/samples/passthrough/precomp.h
@@ -0,0 +1,11 @@
+//
+// Copyright (c) Microsoft Corporation. All Rights Reserved.
+//
+
+#include <ndis.h>
+#include <netiodef.h>
+#include <intsafe.h>
+#include <ntintsafe.h>
+#include "..\..\base\SxBase.h"
+#include "..\..\base\SxApi.h"
+#include "..\..\base\SxLibrary.h"
\ No newline at end of file
diff --git a/network/ndis/extension/samples/passthrough/precompsrc.c b/network/ndis/extension/samples/passthrough/precompsrc.c
new file mode 100644
index 00000000..5944cf51
--- /dev/null
+++ b/network/ndis/extension/samples/passthrough/precompsrc.c
@@ -0,0 +1 @@
+#include "precomp.h"
\ No newline at end of file
diff --git a/network/ndis/extension/samples/passthrough/uninstall.cmd b/network/ndis/extension/samples/passthrough/uninstall.cmd
new file mode 100644
index 00000000..369b6665
--- /dev/null
+++ b/network/ndis/extension/samples/passthrough/uninstall.cmd
@@ -0,0 +1 @@
+netcfg -u ms_passthroughext
\ No newline at end of file