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1 // Copyright (c) 2005-2009 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 "asyncwriter.h" |
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17 |
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18 |
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19 CAsyncWriter* CAsyncWriter::NewL(CQoSMsgWriter* aWriter) |
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20 { |
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21 CAsyncWriter* self = new (ELeave) CAsyncWriter(aWriter); |
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22 CleanupStack::PushL(self); |
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23 self->ConstructL(); |
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24 CleanupStack::Pop(self); |
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25 return self; |
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26 } |
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27 |
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28 CAsyncWriter::CAsyncWriter(CQoSMsgWriter* aWriter) : |
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29 CActive(EPriorityNormal), |
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30 iWriter(aWriter) |
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31 { |
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32 iPendingMsg.SetOffset(_FOFF(CQoSMsg, iLink)); |
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33 } |
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34 |
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35 void CAsyncWriter::ConstructL() |
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36 { |
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37 CActiveScheduler::Add(this); |
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38 } |
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39 |
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40 void CAsyncWriter::Send(CQoSMsg* aMessage) |
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41 { |
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42 if (IsActive()) |
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43 { |
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44 iPendingMsg.AddLast(*aMessage); |
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45 } |
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46 else |
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47 { |
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48 iWriter->Send(aMessage); |
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49 SetActive(); |
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50 TRequestStatus* stat = &iStatus; |
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51 User::RequestComplete(stat,KErrNone); |
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52 } |
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53 } |
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54 |
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55 void CAsyncWriter::RunL() |
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56 { |
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57 ASSERT(iWriter); |
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58 if (!iPendingMsg.IsEmpty()) |
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59 { |
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60 CQoSMsg* msg = iPendingMsg.First(); |
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61 iPendingMsg.Remove(*msg); |
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62 iWriter->Send(msg); |
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63 SetActive(); |
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64 } |
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65 } |
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66 |
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67 void CAsyncWriter::DoCancel() |
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68 { |
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69 //No code needed here becuase the request is completed immediately on activation |
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70 } |