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////////////////////////////////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2012 Microsoft Corporation. All Rights Reserved.
//
// Module Name:
// HelperFunctions_FwpmProviderContext.h
//
// Abstract:
// This module contains prototypes for functions which assist in actions pertaining to
// FWPM_PROVIDER_CONTEXT objects.
//
// Author:
// Dusty Harper (DHarper)
//
// Revision History:
//
// [ Month ][Day] [Year] - [Revision]-[ Comments ]
// May 01, 2010 - 1.0 - Creation
//
////////////////////////////////////////////////////////////////////////////////////////////////////
#ifndef HELPERFUNCTIONS_FWPM_PROVIDER_CONTEXT_H
#define HELPERFUNCTIONS_FWPM_PROVIDER_CONTEXT_H
_Success_(return == NO_ERROR)
UINT32 HlprFwpmProviderContextDeleteByKey(_In_ const HANDLE engineHandle,
_In_ const GUID* pProviderContextKey);
_Success_(return == NO_ERROR)
UINT32 HlprFwpmProviderContextAdd(_In_ const HANDLE engineHandle,
_Inout_ FWPM_PROVIDER_CONTEXT* pProviderContext);
_At_(*pppEntries, _Pre_ _Null_)
_When_(return != NO_ERROR, _At_(*pppEntries, _Post_ _Null_))
_Success_(return == NO_ERROR)
UINT32 HlprFwpmProviderContextEnum(_In_ const HANDLE engineHandle,
_In_ const HANDLE enumHandle,
_In_ const UINT32 numEntriesRequested,
_Outptr_result_buffer_maybenull_(*pNumEntriesReturned) FWPM_PROVIDER_CONTEXT*** pppEntries,
_Out_ UINT32* pNumEntriesReturned);
_When_(return != NO_ERROR, _At_(*pEnumHandle, _Post_ _Notnull_))
_When_(return == NO_ERROR, _At_(*pEnumHandle, _Post_ _Null_))
_Success_(return == NO_ERROR)
UINT32 HlprFwpmProviderContextDestroyEnumHandle(_In_ const HANDLE engineHandle,
_Inout_ HANDLE* pEnumHandle);
_When_(return != NO_ERROR, _At_(*pEnumHandle, _Post_ _Null_))
_When_(return == NO_ERROR, _At_(*pEnumHandle, _Post_ _Notnull_))
_Success_(return == NO_ERROR)
UINT32 HlprFwpmProviderContextCreateEnumHandle(_In_ const HANDLE engineHandle,
_In_opt_ const FWPM_PROVIDER_CONTEXT_ENUM_TEMPLATE* pEnumTemplate,
_Out_ HANDLE* pEnumHandle);
_Success_(return == NO_ERROR)
UINT32 HlprFwpmProviderContextRemoveAll(_In_opt_ HANDLE* pEngineHandle,
_In_opt_ const GUID* pProviderContextKey);
#endif /// HELPERFUNCTIONS_FWPM_PROVIDER_CONTEXT_H
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