/*****************************************************************************
 Company 	:	Shree Ganesha Inc. 	
 File Name	:	SkyWalker1Main.cpp
 Author		:	
 Date 		: 	
 Purpose 	:	This file contains the Entry Point of the Device Driver.
				The File also defines various Dispatch Routine pointers
 				
 Revision History:
===============================================================================
		DATE				VERSION		AUTHOR					REMARK
===============================================================================
	
	XXth April,2009			 01							 	Initial Version

*****************************************************************************/

/* Include the Library and Other header file				*/
	
#include "SkyWalker1Main.h"	//Common For all the Definitions,
										//Declarations and Library Routines
	
/* End of Inclusion the Library and Other header file		*/

/*  Macro Definitions 										*/
/*  End of Macro Definitions 								*/

/* Global & Static variables Declaration					*/

//Device Dispatch Table : Lists the dispatch routines for the
//major events in the life of Device
const KSDEVICE_DISPATCH SkyWalker1DispatchTable = {
	/* Add				 */		SkyWalker1AddDevice,
	/* Start			 */		SkyWalker1Start,
	/* PostStart		 */		NULL,
	/* QueryStop		 */		SkyWalker1QueryStop,
	/* CancelStop		 */		NULL,
	/* Stop				 */		SkyWalker1Stop,
	/* QueryRemove		 */		NULL, /*QueryRemoveUsbDevice,*/
	/* CancelRemove		 */		NULL,
	/* Remove			 */		SkyWalker1Remove,
	/* QueryCapabilities */		NULL,
	/* SurpriseRemoval	 */		NULL,
	/* QueryPower		 */		NULL,
	/* SetPower			 */		SkyWalker1SetPower
};

//Array of Filter Descriptors supported by the Current Driver
// Hold all the filter descriptors in an array 
DEFINE_KSFILTER_DESCRIPTOR_TABLE(FilterDescriptors)
{
    &SkyWalker1CaptureFilterDescriptor //Only Capture filter is a Kernel Streaming Filter
};

//Device Descriptor : It Describes the Device with all it's dispatch
//functions and Filters
const KSDEVICE_DESCRIPTOR SkyWalker1DeviceDescriptor = 
{
	&SkyWalker1DispatchTable,
	SIZEOF_ARRAY(FilterDescriptors), //Filter Descriptor Count
	FilterDescriptors, //Filter Descriptor Table
	KSDEVICE_DESCRIPTOR_VERSION
};

/* End of Global & Static variables Declaration				*/

/* External Variable Declaration							*/
/* End of External Variable Declaration						*/

/* Declare Enumerations here								*/
/* End of Enumeration declaration							*/

/* Function Prototypes										*/
/* End of Function prototype definitions					*/

/*****************************************************************************
 Function		:	DriverEntry
 Description	:	This is a Entry Point function of the Windows Device Driver
					It defines various dispatch routine Entry Point for the Driver
 IN PARAM		:	<PDRIVER_OBJECT > Pointer to Driver Object which is called
					<PUNICODE_STRING> Pointer to the Registry Entry of the Driver
 OUT PARAM		:	<NTSTATUS> Status of the Driver Entry routine
					STATUS_SUCCESS always
 PreCondition	:	Driver is Unloaded 
 PostCondtion	:	Driver is Loaded with various Entry Point defined
 Logic			:	NONE
 Assumption 	:	NONE
 Note 			:	NONE
 Revision History:	<REVISION HISTORY OF THE FUNCTION, MUST BE MAINTAINED BY MAINTAINER	>	
 *****************************************************************************/
extern "C" NTSTATUS DriverEntry(IN PDRIVER_OBJECT pDriverObject, 
								IN PUNICODE_STRING pRegistryPath)
{
	NTSTATUS ntEntryStatus = STATUS_SUCCESS;
	
	PrintFunctionEntry(__FUNCTION__);
	
	SkyWalkerDebugPrint(ENTRY_LEVEL, ("SkyWalker1 Driver Compiled on Date = %s, Time = %s\n",__DATE__,__TIME__));
	SkyWalkerDebugPrint(ENTRY_LEVEL, ("Debug Level  = %u\n",nCurrentDebugLevel));
	
	//As this is an AVStream Minidriver it should call the KsInitializeDriver() 
	ntEntryStatus =	KsInitializeDriver(	
								pDriverObject,
								pRegistryPath,
								&SkyWalker1DeviceDescriptor);

	PrintFunctionExit(__FUNCTION__,ntEntryStatus);

	return ntEntryStatus;
}

/*****************************************************************************
 Function		:	SkyWalker1DriverUnload
 Description	:	This is a Exit Point function of the Windows Device Driver
					It does not usedful job for the PnP Driver but required to 
					unload the Driver from the Running System.
 IN PARAM		:	<PDRIVER_OBJECT > Pointer to Driver Object which is to be Unloaded
 OUT PARAM		:	NONE
 PreCondition	:	Driver is Loaded 
 PostCondtion	:	Driver is Unloaded
 Logic			:	NONE
 Assumption 	:	NONE
 Note 			:	NONE
 Revision History:	<REVISION HISTORY OF THE FUNCTION, MUST BE MAINTAINED BY MAINTAINER	>	
 *****************************************************************************/
VOID SkyWalker1DriverUnload(PDRIVER_OBJECT pDriverObject)
{
	PrintFunctionEntry(__FUNCTION__);

	//No Processing 

	PrintFunctionExit(__FUNCTION__,STATUS_SUCCESS);

}