epoc32/include/btcmtm.h
author William Roberts <williamr@symbian.org>
Tue, 16 Mar 2010 16:12:26 +0000
branchSymbian2
changeset 2 2fe1408b6811
permissions -rw-r--r--
Final list of Symbian^2 public API header files
     1 // Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
     2 // All rights reserved.
     3 // This component and the accompanying materials are made available
     4 // under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
     5 // which accompanies this distribution, and is available
     6 // at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
     7 //
     8 // Initial Contributors:
     9 // Nokia Corporation - initial contribution.
    10 //
    11 // Contributors:
    12 //
    13 // Description:
    14 //
    15 
    16 #ifndef __BTCMTM_H__
    17 #define __BTCMTM_H__
    18 
    19 #include <obexclientmtm.h>
    20 
    21 
    22 /* This defines the maximum length that the connection password can be for BlueTooth.  The PDU used for this
    23    has a payload of 16 bytes.
    24 */
    25 #define KBlueToothObexPasswordLength 16
    26 const TInt KBlueToothObexDeviceAddressLength = 6; 	// 6 byte device address
    27 
    28 extern const TUint8 KObexConnectionIDHeader;
    29 
    30 class CBtClientMtm : public CObexClientMtm
    31 /**
    32 Bluetooth Client MTM.
    33 
    34 Provides client-side functionality for bluetooth messaging. This is a thin implementation over the top of
    35 CObexClientMtm.
    36 
    37 @publishedPartner
    38 @released
    39 */
    40 	{
    41 public:
    42 
    43 	/**
    44 	 * Canonical NewL factory function. 
    45 	 *
    46 	 * @param aRegisteredMtmDll Reference to registration data for MTM DLL.
    47 	 * @param aMsvSession Reference to CMsvSession of the client requesting the object.	
    48 	 * @return Pointer to a new, constructed CBtClientMtm
    49 	 * @leave Leaves if no memory is available.
    50 	 */
    51 	IMPORT_C static CBtClientMtm* NewL(CRegisteredMtmDll& aRegisteredMtmDll, CMsvSession& aMsvSession);
    52 
    53 	/// Contains the timeout values for connect and put operations
    54 	struct STimeouts
    55 		{
    56 		TInt iConnectTimeout; ///< Connection attempt timeout in microseconds
    57 		TInt iPutTimeout;	  ///< Put attempt timeout in microseconds
    58 		};
    59 	
    60 	/// Structure for parameter needed for sending via Bluetooth
    61 	struct SBtcCmdSendParams
    62 		{
    63 		STimeouts iTimeouts; ///< Structure containing connect and put operation timeouts
    64 		TInt iRemoteObexPort; ///< The value of the remote obex port
    65 		TDesC* iConnectPassword; ///<password sent to the remote server for a client initiated obex authentication challenge
    66 		};
    67 		
    68 	/// Internal version of SBtcCmdSendParams 
    69 	struct SBtcCmdSendServerParams
    70 		{
    71 		STimeouts iTimeouts; ///< Structure containing connect and put operation timeouts
    72 		TInt iRemoteObexPort; ///< The value of the remote obex port
    73 		TBufC<KBlueToothObexPasswordLength> iConnectPassword; ///<password sent to the remote server for a client initiated obex authentication challenge 
    74 		};
    75 
    76 	// --- RTTI functions ---
    77 	
    78 	/**
    79 	 * Starts an asynchronous function as an active object. Only works for EBtcCmdSend.
    80 	 *
    81 	 * @param aFunctionId Identifier of the function to be invoked. Only supports EBtcCmdSend.
    82 	 * @param aSelection Selction of message entries for the requested function to operate on.
    83 	 * @param aParameter Buffer containing input and output parameters.
    84 	 * @param aCompletionStatus Canonical TRequestStatus used for control of the active object.
    85 	 * @return Pointer to a new asynchronously completing CMsvOperation. If failed, this is a completed operation with 
    86 	 * status set to the relevant error code.
    87 	 * @leave Leaves if no memory is available, or if the specified aFunctionId is unsupported.
    88 	 */
    89 
    90 	virtual CMsvOperation* InvokeAsyncFunctionL(TInt aFunctionId,const CMsvEntrySelection& aSelection, TDes8& aParameter, TRequestStatus& aCompletionStatus); //aParameter should package up SBtcCmdSendParams
    91 
    92 	/**
    93 	Add a Bluetooth addressee
    94 
    95 	@param anAddressee Addressee field of the following format
    96 
    97 
    98 	_LIT(KTestAddressee1, "XXX:\1Password:\2AA:\3BB");
    99 
   100 	_LIT(KTestAddressee2, "XXX:\1Password:\2AA");
   101 
   102 	_LIT(KTestAddressee3, "XXX:\1Password");
   103 
   104 	_LIT(KTestAddressee4, "XXX");
   105 
   106 
   107 	XXX		: BT device address (6 bytes)
   108 	:\1		: Password tag sequence (4 bytes) [EBtClientMtmAddresseeFieldTypePassword]
   109 	Password	: 0-16 characters (0-32 bytes)
   110 	:\2		: Connection timeout tag sequence (4 bytes) [EBtClientMtmAddresseeFieldTypeConnectionTimeout]
   111 	AA		: Connection timeout (1 TInt = 4 bytes) 
   112 	:\3		: Put timeout tag sequence (4 bytes) [EBtClientMtmAddresseeFieldTypePutTimeout]
   113 	BB		: Put timeout (1 TInt = 4 bytes)
   114 	 
   115 	@leave Leaves with KErrArgument if addresse badly formatted or corrupt.
   116 	 */
   117 	virtual void AddAddresseeL(const TDesC& anAddressee);
   118 
   119 private:
   120 	/*
   121 	 * Addressee field tags
   122 	 * Note: The EAlternativeConnectTimeout exists because in an older version of
   123 	 * the code, we were looking for the wrong field tag in the addressee field to
   124 	 * get the connect timeout value. We should have been looking for the ETimeout value
   125 	 * from this Enum, but instead we were incorrectly using a constant defined elsewhere.
   126 	 * The incorrectly used constant had a value of 0x08. In order to remain backward
   127 	 * compatible, we now look for both constants.
   128 	 */
   129 	enum TBtClientMtmAddresseeFieldType
   130 		{
   131 		EDeviceAddress,
   132 		EPassword,
   133 		ETimeout,
   134 		EPutTimeout,
   135 		EAlternativeConnectTimeout = 0x08
   136 		};
   137 	
   138 	/**
   139 	 * Constructor--not for use by client applications
   140 	 *
   141 	 * @param aRegisteredMtmDll Registration data for MTM DLL.
   142 	 * @param aMsvSession CMsvSession of the client requesting the object. 
   143 	 */
   144 
   145 	CBtClientMtm(CRegisteredMtmDll& aRegisteredMtmDll, CMsvSession& aMsvSession);
   146 	
   147 	/**
   148 	 * Deletes the old header, then creates a new CBtHeader.
   149 	 *
   150 	 * @leave KErrXXX System-wide error codes if allocation fails
   151 	 */
   152 	
   153 	virtual void InitialiseHeaderL();
   154 	
   155 	TBool ParseDestinationFieldL(TUint16 aFieldTag, TDes8& aField, TPtrC& aFieldList);
   156 	void ParseDestinationL(const TDesC& aFieldsToParse, TDes8& aDeviceAddress, 
   157 						 TDes16& aPassword, TInt& aConnectTimeout, TInt& aPutTimeout);
   158 	void CreateMessageOperationL(CMsvOperation*& aOperation, 
   159 		const CMsvEntrySelection& aSelection, TRequestStatus& aCompletionStatus);
   160 
   161 
   162 #ifdef _DEBUG
   163 	virtual void TestInvariant() const;
   164 #endif //_DEBUG
   165 	};
   166 
   167 
   168 #endif // __BTCMTM_H__