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1 // Copyright (c) 1995-2009 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 the License "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 // e32test\buffer\t_tbma.h |
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15 // |
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16 // |
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17 |
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18 #ifndef __T_TBMA_H__ |
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19 #define __T_TBMA_H__ |
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20 |
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21 #include <e32test.h> |
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22 #include <e32atomics.h> |
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23 |
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24 #define TBMA_FAULT() TBmaFault(__LINE__) |
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25 #define __ALLOC(x) User::Alloc(x) |
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26 |
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27 extern void TBmaFault(TInt aLine); |
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28 |
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29 extern RTest test; |
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30 |
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31 // Copied from klib.h |
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32 class TBitMapAllocator |
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33 { |
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34 public: |
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35 IMPORT_C static TBitMapAllocator* New(TInt aSize, TBool aState); |
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36 IMPORT_C TBitMapAllocator(TInt aSize, TBool aState); |
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37 inline TInt Avail() const {return iAvail;} |
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38 IMPORT_C TInt Alloc(); |
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39 IMPORT_C void Free(TInt aPos); |
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40 IMPORT_C void Alloc(TInt aStart, TInt aLength); |
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41 IMPORT_C void Free(TInt aStart, TInt aLength); |
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42 IMPORT_C void SelectiveFree(TInt aStart, TInt aLength); |
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43 IMPORT_C TBool NotFree(TInt aStart, TInt aLength) const; |
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44 IMPORT_C TBool NotAllocated(TInt aStart, TInt aLength) const; |
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45 IMPORT_C TInt AllocList(TInt aLength, TInt* aList); |
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46 IMPORT_C TInt AllocConsecutive(TInt aLength, TBool aBestFit) const; |
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47 IMPORT_C TInt AllocAligned(TInt aLength, TInt aAlign, TInt aBase, TBool aBestFit) const; |
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48 IMPORT_C TInt AllocAligned(TInt aLength, TInt aAlign, TInt aBase, TBool aBestFit, TInt& aCarry, TInt& aRunLength) const; |
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49 IMPORT_C TInt AllocAligned(TInt aLength, TInt aAlign, TInt aBase, TBool aBestFit, TInt& aCarry, TInt& aRunLength, TUint aOffset) const; |
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50 IMPORT_C void CopyAlignedRange(const TBitMapAllocator* aA, TInt aFirst, TInt aLen); |
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51 public: |
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52 TInt iAvail; /**< @internalComponent */ |
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53 TUint32* iCheckFirst; /**< @internalComponent */ |
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54 TInt iSize; /**< @internalComponent */ |
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55 TUint32 iMap[1]; /**< @internalComponent */ // extend |
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56 }; |
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57 |
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58 class TBmaList |
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59 { |
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60 public: |
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61 static TBmaList* New(TInt aNumBmas); |
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62 static TBmaList* New(const TBitMapAllocator& aBma, TInt aNumSplits, VA_LIST aList); |
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63 TBmaList(); |
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64 ~TBmaList(); |
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65 TInt AllocConsecutiveFF(TInt aLength); |
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66 TInt AllocConsecutiveBF(TInt aLength); |
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67 TInt AllocAlignedFF(TInt aLength, TInt aAlign); |
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68 TInt AllocAlignedBF(TInt aLength, TInt aAlign); |
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69 public: |
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70 TInt iNumBmas; |
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71 TBitMapAllocator** iBmaList; |
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72 TInt* iBaseList; |
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73 }; |
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74 |
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75 struct SRange |
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76 { |
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77 TInt iBase; |
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78 TInt iLength; |
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79 }; |
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80 |
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81 #endif |