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1 // Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 #include <obex/transport/obexactivewriter.h> |
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17 #include <obex/internal/obexpacket.h> |
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18 #include <es_sock.h> |
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19 #include <obex/transport/mobextransportnotify.h> |
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20 #include "ObexTransportUtil.h" |
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21 #include "logger.h" |
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22 |
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23 #ifdef __FLOG_ACTIVE |
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24 _LIT8(KLogComponent, "OBEXCT"); |
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25 #endif |
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26 |
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27 EXPORT_C CObexActiveWriter* CObexActiveWriter::NewL(MObexTransportNotify& aOwner, RSocket& aSocket, TObexConnectionInfo& aInfo) |
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28 { |
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29 CObexActiveWriter* self = new(ELeave) CObexActiveWriter(aOwner, aSocket, aInfo); |
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30 CleanupStack::PushL(self); |
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31 self->BaseConstructL(); |
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32 CleanupStack::Pop(self); |
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33 return self; |
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34 } |
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35 |
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36 CObexActiveWriter::CObexActiveWriter (MObexTransportNotify& aOwner, RSocket& aSocket, TObexConnectionInfo& aInfo) |
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37 : CObexWriterBase (EPriorityHigh, aOwner, aInfo), |
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38 iInfo ( aInfo ), |
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39 iSocket(aSocket) |
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40 { |
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41 LOG_LINE |
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42 LOG_FUNC |
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43 } |
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44 |
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45 EXPORT_C CObexActiveWriter::~CObexActiveWriter () |
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46 { |
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47 LOG_LINE |
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48 LOG_FUNC |
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49 |
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50 Cancel (); |
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51 } |
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52 |
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53 /** |
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54 Start transfer. |
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55 Calls into CObexActiveRW, which eventaully queues a write which is limited by |
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56 the smaller of iInfo's max send size and aPacket's data limit |
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57 |
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58 @param aPacket The Obex packet to write |
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59 */ |
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60 void CObexActiveWriter::StartTransfer (CObexPacket& aPacket) |
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61 { |
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62 LOG_FUNC |
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63 |
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64 // Find out how much we can write to the remote end per transfer |
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65 iTransportWriteLimit = Min(iInfo.iMaxSendSize, aPacket.DataLimit()); |
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66 LOG1(_L8("\tiTransportWriteLimit = %d"), iTransportWriteLimit); |
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67 CObexWriterBase::StartTransfer(aPacket); |
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68 } |
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69 |
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70 |
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71 // Called to actually transfer some data out from iLocation |
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72 void CObexActiveWriter::DoTransfer () |
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73 { |
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74 LOG_FUNC |
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75 |
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76 // Send the biggest chunk we can over the transport |
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77 if (iPacketBased && (iLocation.MaxLength () > iTransportWriteLimit)) |
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78 { |
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79 iLocation.SetLength (iTransportWriteLimit); |
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80 } |
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81 else |
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82 { |
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83 iLocation.SetMax (); |
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84 } |
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85 |
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86 iSocket.Write (iLocation, iStatus); |
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87 SetActive (); |
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88 } |
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89 |
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90 void CObexActiveWriter::DoCancel () |
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91 { |
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92 LOG_FUNC |
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93 |
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94 iSocket.CancelSend (); |
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95 } |