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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 |
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17 #if !defined(__MBufPktQ_h__) |
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18 #define __MBufPktQ_h__ |
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19 |
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20 class RMBufPktQ |
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21 /** |
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22 MBUF PACKET QUEUE |
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23 @publishedPartner |
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24 @released |
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25 */ |
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26 { |
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27 __DECLARE_CLEANUP |
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28 public: |
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29 inline TBool IsEmpty() const; |
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30 inline const RMBufChain& First() const; |
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31 inline const RMBufChain& Last() const; |
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32 IMPORT_C void Init(); |
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33 IMPORT_C void Assign(RMBufPktQ& aQueue); |
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34 IMPORT_C void Free(); |
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35 IMPORT_C TBool Remove(RMBufChain& aChain); |
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36 IMPORT_C void Append(RMBufChain& aChain); |
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37 IMPORT_C void Append(RMBufPktQ& aQueue); |
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38 IMPORT_C void Prepend(RMBufChain& aChain); |
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39 private: |
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40 friend class TMBufPktQIter; |
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41 void Insert(RMBufChain& aNew, RMBufChain& aPrev); |
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42 void Remove(RMBufChain& aNew, RMBufChain& aPrev); |
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43 // |
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44 protected: |
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45 RMBufChain iNext; |
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46 RMBufChain iLast; |
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47 }; |
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48 |
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49 class TMBufPktQIter |
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50 /** |
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51 MBUF PACKET QUEUE ITERATOR |
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52 @publishedPartner |
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53 @released |
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54 */ |
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55 { |
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56 public: |
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57 inline TMBufPktQIter(RMBufPktQ& aQueue); |
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58 inline void Set(RMBufPktQ& aQueue); |
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59 inline void SetToFirst(); |
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60 inline TBool More() const; |
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61 inline const RMBufChain& Current() const; |
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62 IMPORT_C const RMBufChain& operator++(TInt); |
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63 IMPORT_C void Insert(RMBufChain& aNewChain); |
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64 IMPORT_C void Remove(RMBufChain& aNewChain); |
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65 IMPORT_C void TidyAfterUpdate(); |
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66 // |
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67 protected: |
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68 // Must be regarded as a const chain, hence the const API |
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69 RMBufChain iPrev; |
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70 RMBufPktQ* iQueue; |
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71 RMBufChain iCurrent; |
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72 }; |
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73 #endif |
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74 |
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75 #if !defined(__MBufPktQ_Ignore_Inlines__) |
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76 #include <comms-infras/mbufpktq.inl> |
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77 #endif // __MBufPktQ_Ignore_Inlines__ |