chvapi.h.old

Windows上的MUD客户端程序

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	Copyright 1995, Chaco Communications, Inc. All rights reserved.
	Unpublished -- Rights reserved under the copyright laws of the United
	States.  Use of a copyright notice is precautionary only and does no
	imply publication or disclosure.

	This software contains confidential information and trade secrets of
	Chaco Communications, Inc.  Use, disclosure, or reproduction is
	prohibited without the prior express written permission of Chaco
	Communications, Inc.

	RESTRICTED RIGHTS LEGEND

	Use, duplication, or disclosure by the Government is subject to
	restrictions as set forth in subparagraph (c)(1)(ii) of the Rights in
	Technical Data and Computer Software clause at DFARS 252.227-7013.

	Chaco Communications, Inc.
	10164 Parkwood Drive, Suite 8, Cupertino, CA, 95014-1533

------------------------------------------------------------------------------

	Header file for the ChTNT object, which manages the interface between
	TNT and the Sound Module.

----------------------------------------------------------------------------*/


#if !defined( _CHTNT_H )
#define _CHTNT_H

#if defined( CH_USE_VOXWARE )

#define VOXWARE_WIN32
#include <tnt.h>


/*----------------------------------------------------------------------------
	Constants
----------------------------------------------------------------------------*/

#define SESSION_LIMIT		5


/*----------------------------------------------------------------------------
	ChTNTSession class
----------------------------------------------------------------------------*/

class ChTNTSession
{
	public:
		ChTNTSession();
		~ChTNTSession();

	public:
		inline const string& GetId() { return m_strCallId; }
		inline TNT_SESSION_HANDLE GetSessionHdl() { return m_hSession; }
		inline chflag32 GetOptions() { return m_flOptions; }

		inline void Set( TNT_SESSION_HANDLE hSession,
							const string& strCallId,
							chflag32 flOptions )
					{
						m_strCallId = strCallId;
						m_hSession = hSession;
						m_flOptions = flOptions;
					}
		inline void SetSessionHdl( TNT_SESSION_HANDLE hSession )
					{
						m_hSession = hSession;
					}

	protected:
		string						m_strCallId;
		TNT_SESSION_HANDLE			m_hSession;
		chflag32					m_flOptions;
};


/*----------------------------------------------------------------------------
	ChTNTSessionMgr class
----------------------------------------------------------------------------*/

class ChTNTSessionMgr
{
	public:
		ChTNTSessionMgr();
		~ChTNTSessionMgr();

	public:
		inline bool AllSessionsInUse()
						{
							return (SESSION_LIMIT <= GetSessionCount());
						}

		bool Set( const string& strCallId, TNT_SESSION_HANDLE hSession,
					chflag32 flOptions );

		TNT_SESSION_HANDLE GetSessionHandle( const string& strCallId,
												chflag32* pflOptions = 0 );
		bool Hangup( TNT_HANDLE hTNT, const string& strCallId );
		bool ClearSession( const string& strCallId );
		bool ClearSessionHdl( TNT_SESSION_HANDLE hSession );

		ChTNTSession* Find( const string& strCallId )
						{
							return Find( strCallId, 0 );
						}
		ChTNTSession* Find( TNT_SESSION_HANDLE hSession )
						{
							return Find( hSession, 0 );
						}

	protected:
		inline bool IsInUse( int iSession )
						{
							return m_boolSessionInUse[iSession];
						}
		inline void SetInUse( int iSession, bool boolInUse = true )
						{
							if (IsInUse( iSession ) && !boolInUse)
							{
								++m_iSessions;
							}
							else if (!IsInUse( iSession ) && boolInUse)
							{
								--m_iSessions;
							}

							m_boolSessionInUse[iSession] = boolInUse;
						}
		inline ChTNTSession* GetSession( int iSession )
						{
							return &m_sessionList[iSession];
						}

		ChTNTSession* Find( const string& strCallId, int* piLoc );
		ChTNTSession* Find( TNT_SESSION_HANDLE hSession, int* piLoc );

		inline int GetSessionCount() { return m_iSessions; }

		bool Hangup( TNT_HANDLE hTNT, TNT_SESSION_HANDLE hSession );

	protected:
		int				m_iSessions;

		ChTNTSession	m_sessionList[SESSION_LIMIT];
		bool			m_boolSessionInUse[SESSION_LIMIT];
};


/*----------------------------------------------------------------------------
	ChTNT class
----------------------------------------------------------------------------*/

class ChTNT
{
	public:
		ChTNT();
		~ChTNT();

		static chuint16 GetTNTPort() { return m_suTNTPort; }

		static ChTNT* GetTNT() { return m_this; }

		static bool MakeCall( const string& strCallId, const string& strHost,
								chuint16 suPort, chflag32 flOptions,
								chflag32 flRemoteOptions );
		static bool Hangup( const string& strCallId );

		static void SetMikeSensitivity( chuint32 luValue );
		static void SetMikeVolume( chuint32 luValue );

		static void UpdatePrefs();

	protected:
		static TNT_HANDLE GetTNTHandle() { return m_hTNT; }
		static const string& GetTNTLocalHost() { return m_strTNTLocalHost; }
		static chuint32 GetMikeVolume() { return m_luMikeVolume; }
		static chuint32 GetMikeSensitivity() { return m_luMikeSensitivity; }
		static bool IsRejectingCalls() { return m_boolRejectCalls; }

		static void SetTNTPort( chuint16 suPort )
						{
							m_suTNTPort = suPort;
						}
		static void SetTNTLocalHost( const char* pstrLocalHost )
						{
							m_strTNTLocalHost = pstrLocalHost;
						}

		static TNT_RETCODE TNT_FAR TNT_PASCAL TNT_LOADDS
			NotifyProc( TNT_HANDLE hTNT, unsigned short wMessage,
						TNT_TRANSACTION_HANDLE hTransaction,
	    				unsigned long dwParam1, unsigned long dwParam2,
	    				TNT_USER_HANDLE hUser );

	protected:
		static ChTNT*			m_this;
		static int				m_iUsage;

		static TNT_HANDLE		m_hTNT;
		static chuint16			m_suTNTPort;
		static string			m_strTNTLocalHost;

		static ChTNTSessionMgr		m_tntSessions;

		static TNT_USER_INFO		m_userInfo;

											// User preferences...

		static chuint32				m_luMikeVolume;
		static chuint32				m_luMikeSensitivity;
		static bool					m_boolRejectCalls;
};


#endif	// defined( CH_USE_VOXWARE )
#endif	// !defined( _CHTNT_H )