kerneltest/e32test/misc/ymodem.h
changeset 0 a41df078684a
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-1:000000000000 0:a41df078684a
       
     1 // Copyright (c) 1998-2009 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 "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 // e32test\misc\ymodem.h
       
    15 // 
       
    16 //
       
    17 
       
    18 #ifndef __YMODEM_H__
       
    19 #define __YMODEM_H__
       
    20 
       
    21 #ifndef __KERNEL_MODE__
       
    22 #include <e32base.h>
       
    23 typedef CBase BASE;
       
    24 #else
       
    25 #include <kernel/kernel.h>
       
    26 typedef DBase BASE;
       
    27 #endif
       
    28 
       
    29 const TUint8 SOH=0x01;
       
    30 const TUint8 STX=0x02;
       
    31 const TUint8 EOT=0x04;
       
    32 const TUint8 ACK=0x06;
       
    33 const TUint8 NAK=0x15;
       
    34 const TUint8 CAN=0x18;
       
    35 const TUint8 SUB=0x1A;
       
    36 const TUint8 BIGC=0x43;
       
    37 const TUint8 BIGG=0x47;
       
    38 
       
    39 const TInt KErrZeroLengthPacket=-200;
       
    40 const TInt KErrPacketTooShort=-201;
       
    41 const TInt KErrBadPacketType=-202;
       
    42 const TInt KErrCorruptSequenceNumber=-203;
       
    43 const TInt KErrWrongSequenceNumber=-204;
       
    44 const TInt KErrBadCrc=-205;
       
    45 const TInt KErrBadTerminationPacket=-206;
       
    46 
       
    47 class YModem : public BASE
       
    48 	{
       
    49 public:
       
    50 	TInt StartDownload(TBool aG, TInt& aLength, TDes& aName);
       
    51 	TInt ReadPackets(TUint8*& aDest, TInt aLength);
       
    52 protected:
       
    53 	YModem(TBool aG);
       
    54 	void UpdateCrc(const TUint8* aPtr, TInt aLength);
       
    55 	TInt CheckPacket(TUint8* aDest);
       
    56 	TInt ReadPacket(TDes8& aDest);
       
    57 	virtual TInt ReadBlock(TDes8& aDest)=0;
       
    58 	virtual void WriteC(TUint aChar)=0;
       
    59 protected:
       
    60 	TInt iTimeout;
       
    61 	TInt iState;
       
    62 	TInt iPacketSize;
       
    63 	TInt iBlockSize;
       
    64 	TUint8 iInitChar;
       
    65 	TUint8 iSeqNum;
       
    66 	TUint16 iCrc;
       
    67 	TInt iFileSize;
       
    68 	TBuf8<1040> iPacketBuf;
       
    69 	TBuf<256> iFileName;
       
    70 	};
       
    71 
       
    72 #endif