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/*++
Copyright (c) 1999-2002 Microsoft Corporation
Module Name:
scrubber.h
Abstract:
Header file which contains the structures, type definitions,
constants, global variables and function prototypes that are
only visible within the kernel.
Environment:
Kernel mode
--*/
#ifndef __SCANNER_H__
#define __SCANNER_H__
///////////////////////////////////////////////////////////////////////////
//
// Global variables
//
///////////////////////////////////////////////////////////////////////////
typedef struct _SCANNER_DATA {
//
// The object that identifies this driver.
//
PDRIVER_OBJECT DriverObject;
//
// The filter handle that results from a call to
// FltRegisterFilter.
//
PFLT_FILTER Filter;
//
// Listens for incoming connections
//
PFLT_PORT ServerPort;
//
// User process that connected to the port
//
PEPROCESS UserProcess;
//
// Client port for a connection to user-mode
//
PFLT_PORT ClientPort;
} SCANNER_DATA, *PSCANNER_DATA;
extern SCANNER_DATA ScannerData;
typedef struct _SCANNER_STREAM_HANDLE_CONTEXT {
BOOLEAN RescanRequired;
} SCANNER_STREAM_HANDLE_CONTEXT, *PSCANNER_STREAM_HANDLE_CONTEXT;
#pragma warning(push)
#pragma warning(disable:4200) // disable warnings for structures with zero length arrays.
typedef struct _SCANNER_CREATE_PARAMS {
WCHAR String[0];
} SCANNER_CREATE_PARAMS, *PSCANNER_CREATE_PARAMS;
#pragma warning(pop)
///////////////////////////////////////////////////////////////////////////
//
// Prototypes for the startup and unload routines used for
// this Filter.
//
// Implementation in scanner.c
//
///////////////////////////////////////////////////////////////////////////
DRIVER_INITIALIZE DriverEntry;
NTSTATUS
DriverEntry (
_In_ PDRIVER_OBJECT DriverObject,
_In_ PUNICODE_STRING RegistryPath
);
NTSTATUS
ScannerUnload (
_In_ FLT_FILTER_UNLOAD_FLAGS Flags
);
NTSTATUS
ScannerQueryTeardown (
_In_ PCFLT_RELATED_OBJECTS FltObjects,
_In_ FLT_INSTANCE_QUERY_TEARDOWN_FLAGS Flags
);
FLT_PREOP_CALLBACK_STATUS
ScannerPreCreate (
_Inout_ PFLT_CALLBACK_DATA Data,
_In_ PCFLT_RELATED_OBJECTS FltObjects,
_Flt_CompletionContext_Outptr_ PVOID *CompletionContext
);
FLT_POSTOP_CALLBACK_STATUS
ScannerPostCreate (
_Inout_ PFLT_CALLBACK_DATA Data,
_In_ PCFLT_RELATED_OBJECTS FltObjects,
_In_opt_ PVOID CompletionContext,
_In_ FLT_POST_OPERATION_FLAGS Flags
);
FLT_PREOP_CALLBACK_STATUS
ScannerPreCleanup (
_Inout_ PFLT_CALLBACK_DATA Data,
_In_ PCFLT_RELATED_OBJECTS FltObjects,
_Flt_CompletionContext_Outptr_ PVOID *CompletionContext
);
FLT_PREOP_CALLBACK_STATUS
ScannerPreWrite (
_Inout_ PFLT_CALLBACK_DATA Data,
_In_ PCFLT_RELATED_OBJECTS FltObjects,
_Flt_CompletionContext_Outptr_ PVOID *CompletionContext
);
#if (WINVER >= 0x0602)
FLT_PREOP_CALLBACK_STATUS
ScannerPreFileSystemControl (
_Inout_ PFLT_CALLBACK_DATA Data,
_In_ PCFLT_RELATED_OBJECTS FltObjects,
_Flt_CompletionContext_Outptr_ PVOID *CompletionContext
);
#endif
NTSTATUS
ScannerInstanceSetup (
_In_ PCFLT_RELATED_OBJECTS FltObjects,
_In_ FLT_INSTANCE_SETUP_FLAGS Flags,
_In_ DEVICE_TYPE VolumeDeviceType,
_In_ FLT_FILESYSTEM_TYPE VolumeFilesystemType
);
#endif /* __SCANNER_H__ */
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