device.h

The following file describes how to use the Bluetooth Headset Audio Gateway.

//
// Copyright (c) Microsoft Corporation.  All rights reserved.
//
//
// Use of this source code is subject to the terms of the Microsoft end-user
// license agreement (EULA) under which you licensed this SOFTWARE PRODUCT.
// If you did not accept the terms of the EULA, you are not authorized to use
// this source code. For a copy of the EULA, please see the LICENSE.RTF on your
// install media.
//
//

#define MAX_SEND_BUF	16
#define MAX_RECV_BUF	16

#define AT_RING			"\r\nRING\r\n"
#define AT_VGS			"\r\n+VGS=%d\r\n"
#define AT_VGM			"\r\n+VGS=%d\r\n"
#define AT_OK			"\r\nOK\r\n"
#define AT_ERROR		"\r\nERROR\r\n"

enum {
	AG_UNINITIALIZED,
	AG_DISCONNECTED,
	AG_CONNECTED
};


typedef DWORD (*PFN_BTH_ATCMD_CALLBACK) (char* szATCmd, DWORD cdwLen);

extern HANDLE	g_hCloseEvent;
extern HANDLE	g_hSpkVolEvent;
extern HANDLE	g_hMicVolEvent;
extern HANDLE	g_hRingAnswerEvent;
extern USHORT	g_usMicVol;
extern USHORT	g_usSpkVol;
extern DWORD	g_dwAGState;
extern BOOL		g_fPcmMode;
extern CRITICAL_SECTION g_csData;
	
extern PFN_BTH_ATCMD_CALLBACK g_pfnATCmdCallback;

DWORD InitializeDevice(void);
DWORD DeInitializeDevice(void);
DWORD StartDevice(void);
DWORD StopDevice(void);
DWORD SendATCommand(char* szCommand, DWORD cdwBuf);
void SetRingingState(BOOL fRinging);
DWORD DeinitSco(void);