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1 // Copyright (c) 2003-2009 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 <es_mbuf.h> |
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17 #include "dummynif.h" |
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18 #include "dummynifvar.h" |
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19 |
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20 /* |
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21 * Factory functions... |
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22 * Build this file with its factory when you want a normal dummy nif which will |
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23 * echo back udp packets and respond to commands |
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24 */ |
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25 |
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26 EXPORT_C CNifFactory* NewInterfaceFactoryL() |
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27 { |
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28 return new(ELeave) CDummyIfFactory; |
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29 } |
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30 |
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31 void CDummyIfFactory::InstallL() |
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32 { |
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33 iDelayPipe.SetLengthL(KDelayQueueSize); |
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34 for(TInt prime = 0; prime < KDelaySlots; ++prime) |
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35 { |
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36 RMBuf* stopper = NULL; |
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37 User::LeaveIfError(iDelayPipe.Add(&stopper)); |
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38 } |
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39 if(KDelaySlots > 0) |
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40 { |
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41 iNetDelayTimer = CPeriodic::NewL(50000); // arbitrary stupid high priority, but we really need to run on our ticks & not get delayed until flow-offs & retransmits |
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42 iNetDelayTimer->Start(KDelayQuantum, KDelayQuantum, TCallBack(CDummyIfFactory::DripCallback, this)); |
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43 TCallBack callBack(DripCallback, this); |
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44 } |
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45 } |
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46 |
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47 void CDummyIfFactory::SetDripReceiver(TCallBack aReceiver) |
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48 { |
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49 iDripReceiver = aReceiver; |
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50 } |
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51 |
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52 TInt CDummyIfFactory::DripCallback(TAny* aSelf) |
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53 { |
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54 CDummyIfFactory* self = (CDummyIfFactory*) aSelf; |
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55 if(self->iDripReceiver.iPtr) |
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56 { |
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57 RMBuf* stopper = NULL; |
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58 self->iDelayPipe.Add(&stopper); // keep the supply of backstops constant |
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59 self->iDripReceiver.CallBack(); |
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60 } |
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61 return 0; |
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62 } |
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63 |
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64 RMBuf* CDummyIfFactory::GetDrip() |
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65 { |
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66 RMBuf* next = NULL; |
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67 iDelayPipe.Remove(&next); |
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68 return next; |
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69 } |
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70 |
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71 void CDummyIfFactory::AddDrip(RMBuf* aDrip) |
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72 { |
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73 TInt err = iDelayPipe.Add(&aDrip); |
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74 __ASSERT_ALWAYS(err == 1, User::Panic(_L("DummyIfOver"), 0)); |
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75 } |
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76 |
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77 |
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78 |
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79 CDummyIfFactory::~CDummyIfFactory() |
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80 { |
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81 delete iNetDelayTimer; |
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82 } |
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83 |
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84 |
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85 CNifIfBase* CDummyIfFactory::NewInterfaceL(const TDesC& /*aName*/) |
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86 { |
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87 CDummyIfLink* s = new(ELeave) CDummyIfLink(*this); |
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88 CleanupStack::PushL(s); |
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89 s->TimerConstructL(ESocketTimerPriority); |
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90 CleanupStack::Pop(); |
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91 return s; |
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92 } |
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93 |
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94 TInt CDummyIfFactory::Info(TNifIfInfo& aInfo, TInt /*aIndex*/) const |
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95 { |
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96 CDummyIfLink::FillInInfo(aInfo, (TAny*)this); |
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97 |
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98 return 1; |
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99 } |