CtxInit.c File Reference

#include "pch.h"

Go to the source code of this file.

Functions
NTSTATUS	DriverEntry (_In_ PDRIVER_OBJECT DriverObject, _In_ PUNICODE_STRING RegistryPath)
NTSTATUS	CtxUnload (_In_ FLT_FILTER_UNLOAD_FLAGS Flags)
VOID	CtxContextCleanup (_In_ PFLT_CONTEXT Context, _In_ FLT_CONTEXT_TYPE ContextType)
NTSTATUS	CtxInstanceSetup (_In_ PCFLT_RELATED_OBJECTS FltObjects, _In_ FLT_INSTANCE_SETUP_FLAGS Flags, _In_ DEVICE_TYPE VolumeDeviceType, _In_ FLT_FILESYSTEM_TYPE VolumeFilesystemType)
NTSTATUS	CtxInstanceQueryTeardown (_In_ PCFLT_RELATED_OBJECTS FltObjects, _In_ FLT_INSTANCE_QUERY_TEARDOWN_FLAGS Flags)
VOID	CtxInstanceTeardownStart (_In_ PCFLT_RELATED_OBJECTS FltObjects, _In_ FLT_INSTANCE_TEARDOWN_FLAGS Flags)
VOID	CtxInstanceTeardownComplete (_In_ PCFLT_RELATED_OBJECTS FltObjects, _In_ FLT_INSTANCE_TEARDOWN_FLAGS Flags)

Variables
CTX_GLOBAL_DATA	Globals
DRIVER_INITIALIZE	DriverEntry
FLT_OPERATION_REGISTRATION	Callbacks []
const FLT_CONTEXT_REGISTRATION	ContextRegistration []
FLT_REGISTRATION	FilterRegistration

Function Documentation

CtxContextCleanup()

VOID CtxContextCleanup	(	_In_ PFLT_CONTEXT	Context,
		_In_ FLT_CONTEXT_TYPE	ContextType
	)

Definition at line 392 of file CtxInit.c.

CtxInstanceQueryTeardown()

NTSTATUS CtxInstanceQueryTeardown	(	_In_ PCFLT_RELATED_OBJECTS	FltObjects,
		_In_ FLT_INSTANCE_QUERY_TEARDOWN_FLAGS	Flags
	)

Definition at line 743 of file CtxInit.c.

CtxInstanceSetup()

NTSTATUS CtxInstanceSetup	(	_In_ PCFLT_RELATED_OBJECTS	FltObjects,
		_In_ FLT_INSTANCE_SETUP_FLAGS	Flags,
		_In_ DEVICE_TYPE	VolumeDeviceType,
		_In_ FLT_FILESYSTEM_TYPE	VolumeFilesystemType
	)

Definition at line 532 of file CtxInit.c.

CtxInstanceTeardownComplete()

VOID CtxInstanceTeardownComplete	(	_In_ PCFLT_RELATED_OBJECTS	FltObjects,
		_In_ FLT_INSTANCE_TEARDOWN_FLAGS	Flags
	)

Definition at line 826 of file CtxInit.c.

CtxInstanceTeardownStart()

VOID CtxInstanceTeardownStart	(	_In_ PCFLT_RELATED_OBJECTS	FltObjects,
		_In_ FLT_INSTANCE_TEARDOWN_FLAGS	Flags
	)

Definition at line 786 of file CtxInit.c.

CtxUnload()

NTSTATUS CtxUnload

(

_In_ FLT_FILTER_UNLOAD_FLAGS

Flags

)

Definition at line 355 of file CtxInit.c.

DriverEntry()

NTSTATUS DriverEntry	(	_In_ PDRIVER_OBJECT	DriverObject,
		_In_ PUNICODE_STRING	RegistryPath
	)

Definition at line 190 of file CtxInit.c.

Variable Documentation

Callbacks

FLT_OPERATION_REGISTRATION Callbacks[]

Initial value:

= {

    { IRP_MJ_CREATE,
      FLTFL_OPERATION_REGISTRATION_SKIP_PAGING_IO,
      CtxPreCreate,
      CtxPostCreate },

    { IRP_MJ_CLEANUP,
      FLTFL_OPERATION_REGISTRATION_SKIP_PAGING_IO,
      CtxPreCleanup,
      NULL },

    { IRP_MJ_CLOSE,
      FLTFL_OPERATION_REGISTRATION_SKIP_PAGING_IO,
      CtxPreClose,
      NULL },

    { IRP_MJ_SET_INFORMATION,
      FLTFL_OPERATION_REGISTRATION_SKIP_PAGING_IO,
      CtxPreSetInfo,
      CtxPostSetInfo },

    { IRP_MJ_OPERATION_END }
}

Definition at line 112 of file CtxInit.c.

ContextRegistration

const FLT_CONTEXT_REGISTRATION ContextRegistration[]

Initial value:

= {

    { FLT_INSTANCE_CONTEXT,
      0,
      CtxContextCleanup,
      CTX_INSTANCE_CONTEXT_SIZE,
      CTX_INSTANCE_CONTEXT_TAG },

    { FLT_FILE_CONTEXT,
      0,
      CtxContextCleanup,
      CTX_FILE_CONTEXT_SIZE,
      CTX_FILE_CONTEXT_TAG },

    { FLT_STREAM_CONTEXT,
      0,
      CtxContextCleanup,
      CTX_STREAM_CONTEXT_SIZE,
      CTX_STREAM_CONTEXT_TAG },

    { FLT_STREAMHANDLE_CONTEXT,
      0,
      CtxContextCleanup,
      CTX_STREAMHANDLE_CONTEXT_SIZE,
      CTX_STREAMHANDLE_CONTEXT_TAG },

    { FLT_CONTEXT_END }
}

Definition at line 137 of file CtxInit.c.

DriverEntry

DRIVER_INITIALIZE DriverEntry

Definition at line 35 of file CtxInit.c.

FilterRegistration

FLT_REGISTRATION FilterRegistration

Initial value:

= {

    sizeof( FLT_REGISTRATION ),                     
    FLT_REGISTRATION_VERSION,                       
    0,                                              
    ContextRegistration,                            
    Callbacks,                                      
    CtxUnload,                                      
    CtxInstanceSetup,                               
    CtxInstanceQueryTeardown,                       
    CtxInstanceTeardownStart,                       
    CtxInstanceTeardownComplete,                    
    NULL, NULL, NULL                                
}

Definition at line 170 of file CtxInit.c.

Globals

CTX_GLOBAL_DATA Globals

Definition at line 28 of file CtxInit.c.