1 // Copyright (c) 1997-2009 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 "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // This file contains the header file of the Sms socket Buffers.

    15 // 

    16 //

    17 

    18 /**

    19  @file

    20 */

    21 

    22 

    23 #if !defined (__SMSUSTRM_H__)

    24 #define __SMSUSTRM_H__

    25 

    26 #if !defined(__E32STD_H__)

    27 #include <e32std.h>

    28 #endif

    29 

    30 #if !defined(__S32BUF_H__)

    31 #include <s32buf.h>

    32 #endif

    33 

    34 #if !defined(__S32STRM_H__)

    35 #include <s32strm.h>

    36 #endif

    37 

    38 

    39 class RSocket;

    40 

    41 /**

    42  *  @publishedAll

    43  *  @released

    44  */

    45 const TInt KSmsMaxSegmentLength=0x100;

    46 

    47 

    48 /**

    49  *  An SMS stream buffer to read and write over a socket.

    50  *  @publishedAll

    51  *  @released 

    52  */

    53 class RSmsSocketBuf : public TStreamBuf

    54 	{

    55 public:

    56 	RSmsSocketBuf(RSocket& aSocket);

    57 private:

    58 // from TStreamBuf

    59 	TInt UnderflowL(TInt aMaxLength);

    60 	void OverflowL();

    61 	void DoSynchL();

    62 private:

    63 	void SocketWriteL();

    64 //

    65 	inline TInt Lag(TRead) const;

    66 	inline TInt Lag(TWrite) const;

    67 private:

    68 	RSocket& iSocket;

    69 	TUint8 iBuffer[KSmsMaxSegmentLength];

    70 	};

    71 

    72 

    73 /**

    74  *  Stream that reads a CSmsMessage object across a socket.

    75  *  @publishedAll

    76  *  @released 

    77  */

    78 class RSmsSocketReadStream : public RReadStream

    79 	{

    80 public:

    81 	IMPORT_C RSmsSocketReadStream(RSocket& aSocket);

    82 private:

    83 	RSmsSocketBuf iBuf;

    84 	};

    85 

    86 /**

    87  *  Stream that writes a CSmsMessage object across a socket.

    88  *  @publishedAll

    89  *  @released 

    90  */

    91 class RSmsSocketWriteStream : public RWriteStream

    92 	{

    93 public:

    94 	IMPORT_C RSmsSocketWriteStream(RSocket& aSocket);

    95 private:

    96 	RSmsSocketBuf iBuf;

    97 	};

    98 

    99 #include "smsustrm.inl"

   100 

   101 #endif // !defined __SMSUSTRM_H__