Sample Code

Windows Driver Samples/ Windows Filtering Platform Sample/ C++/ sys/ ClassifyFunctions_BasicPacketModificationCallouts.h/

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////////////////////////////////////////////////////////////////////////////////////////////////////
//
//   Copyright (c) 2012 Microsoft Corporation.  All Rights Reserved.
//
//   Module Name:
//      ClassifyFunctions_BasicPacketModificationCallouts.h
//
//   Abstract:
//      This module contains prototypes for WFP Classify functions for modifying and injecting
//         packets back into the data path using the clone / block / inject method.
//
//   Author:
//      Dusty Harper      (DHarper)
//
//   Revision History:
//
//      [ Month ][Day] [Year] - [Revision]-[ Comments ]
//      May       01,   2010  -     1.0   -  Creation
//
////////////////////////////////////////////////////////////////////////////////////////////////////
 
#ifndef CLASSIFY_BASIC_PACKET_MODIFICATION_H
#define CLASSIFY_BASIC_PACKET_MODIFICATION_H
 
 
_IRQL_requires_(DISPATCH_LEVEL)
_IRQL_requires_same_
_Function_class_(KDEFERRED_ROUTINE)
VOID BasicPacketModificationDeferredProcedureCall(_In_ KDPC* pDPC,
                                                  _In_opt_ PVOID pContext,
                                                  _In_opt_ PVOID pArg1,
                                                  _In_opt_ PVOID pArg2);
 
#if(NTDDI_VERSION >= NTDDI_WIN7)
 
_IRQL_requires_min_(PASSIVE_LEVEL)
_IRQL_requires_max_(DISPATCH_LEVEL)
_IRQL_requires_same_
VOID ClassifyBasicPacketModification(_In_ const FWPS_INCOMING_VALUES* pClassifyValues,
                                     _In_ const FWPS_INCOMING_METADATA_VALUES* pMetadata,
                                     _Inout_opt_ VOID* pLayerData,
                                     _In_opt_ const VOID* pClassifyContext,
                                     _In_ const FWPS_FILTER* pFilter,
                                     _In_ UINT64 flowContext,
                                     _Inout_ FWPS_CLASSIFY_OUT* pClassifyOut);
 
#else
 
_IRQL_requires_min_(PASSIVE_LEVEL)
_IRQL_requires_max_(DISPATCH_LEVEL)
_IRQL_requires_same_
VOID ClassifyBasicPacketModification(_In_ const FWPS_INCOMING_VALUES* pClassifyValues,
                                     _In_ const FWPS_INCOMING_METADATA_VALUES* pMetadata,
                                     _Inout_opt_ VOID* pLayerData,
                                     _In_ const FWPS_FILTER* pFilter,
                                     _In_ UINT64 flowContext,
                                     _Inout_ FWPS_CLASSIFY_OUT* pClassifyOut);
 
#endif /// (NTDDI_VERSION >= NTDDI_WIN7)
 
#endif /// CLASSIFY_BASIC_PACKET_MODIFICATION_H

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