//
// Copyright (c) Microsoft Corporation.  All rights reserved.
//
//
// This source code is licensed under Microsoft Shared Source License
// Version 1.0 for Windows CE.
// For a copy of the license visit http://go.microsoft.com/fwlink/?LinkId=3223.
//
/*****************************************************************************
* 
*
*   @doc
*   @module mac.h | PPP MAC Layer Header File
*
*/

#ifndef _MAC_H
#define _MAC_H

#include "rasreg.h"
#include "ndis.h"
#include "ndiswan.h"

//
// Device name/type info returned by OID_TAPI_GET_DEV_CAPS.
// This info is cached by PPP so that we don't have to constantly
// reenumerate it.
//
typedef struct _NDISTAPI_DEVICE_INFO
{
	PWSTR       pwszDeviceType;
	PWSTR       pwszDeviceName;
	BOOL        bIsNullModem;
} NDISTAPI_DEVICE_INFO, *PNDISTAPI_DEVICE_INFO;

// Adapter list
typedef struct _tagNDISWAN_ADAPTER
{
	struct _tagNDISWAN_ADAPTER	*pNext;
	DWORD						dwRefCnt;
	LPTSTR						szAdapterName;
	NDIS_HANDLE					hAdapter;			// The adapter we're using
	DWORD						dwProviderID;
	DWORD						dwNumDevices;
	PNDISTAPI_DEVICE_INFO		pDeviceInfo;        // Array [0..dwNumDevices-1] of device type/name info
	BOOL                        bEnumeratingDevices;// TRUE if we are in the process of filling the pDeviceInfo array
	BOOL						bClosingAdapter;	// TRUE if NdisCloseAdapter called
	NDIS_HANDLE					hUnbindContext;		// non-NULL if UnbindAdapter called
} NDISWAN_ADAPTER, *PNDISWAN_ADAPTER;



// ----------------------------------------------------------------
//						Function Declarations
// ----------------------------------------------------------------

// mac.c
DWORD	pppMac_Initialize();
DWORD	pppMac_InstanceCreate (void *SessionContext, void **ReturnedContext,
							   LPCTSTR szDeviceName, LPCTSTR szDeviceType);
void	pppMac_InstanceDelete (void *context);
DWORD	pppMac_Dial (void *context, LPRASPENTRY pRasEntry, LPRASDIALPARAMS pRasDialParams);
void    pppMac_Reset(void *context);
void	pppMac_AbortDial (void *context);

void	pppMac_CallClose(
	void		*context,
	void		(*pCallCloseCompleteCallback)(PVOID),
	PVOID		pCallbackData);

void
pppMac_GetCallSpeed(
	void	*context, 
	PDWORD	pSpeed);

void	pppMac_LineClose (
			void		*context,
			void		(*pLineCloseCompleteCallback)(PVOID),
			PVOID		pCallbackData);
DWORD	pppMac_LineOpen(void *context);
DWORD	pppMac_LineListen(void *context);

void
pppMac_GetFramingInfo(
	IN	PVOID	context,
	OUT	PDWORD	pFramingBits,
	OUT	PDWORD	pDesiredACCM);

// AdptLst.c
DWORD	pppMac_EnumDevices(LPRASDEVINFOW pRasDevInfo, BOOL bOnlyWalkNullModem, LPDWORD lpcb, LPDWORD lpcDevices);
BOOL	FindAdapter (LPCTSTR szDeviceName, LPCTSTR szDeviceType, PNDISWAN_ADAPTER *ppAdapter, LPDWORD pdwDevID);
BOOL	AdapterDelRef (PNDISWAN_ADAPTER	pAdapter);

// Memory.c
PNDIS_WAN_PACKET pppMac_GetPacket (void *context);
NDIS_STATUS NdisWanFreePacket (void	*pMac, PNDIS_WAN_PACKET pPacket);

// SndData.c
void
pppMac_GetLinkInfo(
	IN	PVOID			pMac,
	IN	void			(*pGetLinkInfoCompleteCallback)(PVOID, NDIS_WAN_GET_LINK_INFO *, NDIS_STATUS),
	IN	PVOID			pCallbackData);

VOID			pppMac_SetLink(void *context, PNDIS_WAN_SET_LINK_INFO pLinkInfo);
PNDIS_WAN_INFO	pppMacGetWanInfo (void *context);
NDIS_STATUS  	pppMacGetWanStats (void *context, OUT PNDIS_WAN_GET_STATS_INFO pStats);
NDIS_STATUS		pppMacSndData(void *pMac, USHORT wProtocol, PNDIS_WAN_PACKET pPacket);

// NdisTapi.c
void NdisTapiAdapterInitialize(PNDISWAN_ADAPTER	pAdapter);

void NdisTapiIssueLineGetDevCaps(
	PNDISWAN_ADAPTER pAdapter,
	DWORD            dwDeviceID,
	DWORD            dwNeededSize);

NDIS_STATUS
NdisTapiSetNumLineDevs(
	PNDISWAN_ADAPTER	    pAdapter,
	DWORD                   dwNumLineDevs);

LPTSTR NdisTapiLineTranslateAddress (PNDISWAN_ADAPTER pAdapter,
									 DWORD dwDeviceID,
									 DWORD dwCountryCode,
									 LPCTSTR szAreaCode,
									 LPCTSTR szLocalPhoneNumber,
									 BOOL fDialable, DWORD dwFlags);
DWORD NdisTapiLineConfigDialogEdit (PNDISWAN_ADAPTER pAdapter, DWORD dwDeviceID,
									HWND hwndOwner,
									LPCTSTR szDeviceClass,
									LPVOID pDeviceConfigIn,
									DWORD dwSize,
									LPVARSTRING pDeviceConfigOut);

NDIS_STATUS NdisTapiGetDevConfig(PNDISWAN_ADAPTER pAdapter, DWORD dwDeviceID,
								 LPBYTE *plpbDevConfig, DWORD *pdwSize);

NDIS_STATUS NdisTapiLineAnswer(
	void		*pMac,
	PUCHAR		pUserUserInfo,
	ULONG		ulUserUserInfoSize);

#endif
