nleddrv.cpp

来自「WinCE 3.0 BSP, 包含Inter SA1110, Intel_815」· C++ 代码 · 共 147 行

/*

  Copyright(c) 1998,1999 SIC/Hitachi,Ltd.

	Module Name:

		nleddrv.cpp

	Revision History:

		26th April 1999		Released

*/

#include <windows.h>
#include <nled.h>
#include <led_drvr.h>
#include <types.h>


/*
	PeRP HAS NO LED's so this module is easy...
*/


/*++

	@doc	EXTERNAL DRIVERS

	@func	BOOL | NLedDriverGetDeviceInfo | Retrieves information about the notification LED.

	@parm	INT | nInfoId |		Id number of the information to retrieve.

	@parm	PVOID | pOutput |	Buffer to put the information.

	@comm	This is the function interface to the driver..

	@xref
--*/
BOOL
WINAPI
NLedDriverGetDeviceInfo(
	INT		nInfoId,
	PVOID	pOutput
	)
{
	DEBUGMSG(1, (TEXT("+NLedDriverGetDeviceInfo(nInfoId=%d, pOutput=%p)\r\n"), nInfoId, pOutput));
	if ( nInfoId == NLED_COUNT_INFO_ID )
		{
		struct NLED_COUNT_INFO	*p = (struct NLED_COUNT_INFO*)pOutput;

		p -> cLeds = 0;
		DEBUGMSG(1, (TEXT("-NLedDriverGetDeviceInfo returning TRUE\r\n")));
		return TRUE;
		}

	SetLastError(ERROR_GEN_FAILURE);
	DEBUGMSG(1, (TEXT("-NLedDriverGetDeviceInfo returning FALSE\r\n")));
	return FALSE;
}


/*++

	@doc	EXTERNAL DRIVERS

	@func	BOOL | NLedDriverSetDevice | Changes setting of the notification LED.

	@parm	INT	| nInfoId |		Id number of the setting.

	@parm	PVOID | pInput |	Buffer which has the new settings.

	@comm	This is the function interface to the driver..

	@xref
--*/
BOOL
WINAPI
NLedDriverSetDevice(
	INT		nInfoId,
	PVOID	pInput
	)
{
	SetLastError(ERROR_GEN_FAILURE);
	return FALSE;
}


/*++

	@doc     EXTERNAL DRIVERS

	@func    VOID | NLedDriverPowerDown | Power up/down notification to the LED device(s).

	@parm    BOOL | power_down | TRUE = Power down, FALSE = power up.

--*/
VOID
NLedDriverPowerDown(
   BOOL power_down
   )
{
	return;
}




BOOL
NLedDriverInitialize(
	VOID
	)
{
	return TRUE;
}


/*++

	@doc     EXTERNAL DRIVERS

	@func    BOOL |  NLedDriverDllEntry | This is the entry/exit point for the dll.

	@parm    HANDLE | hinstDll    | Instance handle of the Dll.

	@parm    DWORD  | fdwReason   | The reason why the function was called.

	@parm    LPVOID | lpvReserved | Reserved, not used.

	@rdesc   If the function was successful TRUE is returned; otherwise, FALSE.

--*/
BOOL 
NLedDriverDllEntry(
   HANDLE hinstDll, 
   DWORD fdwReason, 
   LPVOID lpvReserved
   )
{
	return TRUE;
}