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1 // Copyright (c) 1998-2009 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 // f32\sfat\inc\sl_disk.h |
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15 // |
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16 // |
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17 |
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18 /** |
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19 @file |
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20 @internalTechnology |
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21 */ |
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22 |
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23 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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24 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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25 //!! |
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26 //!! WARNING!! DO NOT edit this file !! '\sfat' component is obsolete and is not being used. '\sfat32'replaces it |
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27 //!! |
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28 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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29 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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30 |
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31 |
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32 #if !defined(__SL_DISK_H__) |
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33 #define __SL_DISK_H__ |
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34 |
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35 #include "sl_std.h" |
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36 |
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37 //--------------------------------------------------------------------------------------------------------------------------------- |
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38 |
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39 class MWTCacheInterface; |
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40 |
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41 |
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42 class CAtaDisk : public CRawDisk |
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43 { |
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44 public: |
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45 static CAtaDisk* NewL(CFatMountCB& aFatMount); |
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46 |
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47 CAtaDisk(CFatMountCB& aFatMount); |
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48 ~CAtaDisk(); |
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49 |
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50 void ConstructL(); |
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51 void InitializeL(); |
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52 |
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53 public: |
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54 void ReadCachedL(TInt64 aPos,TInt aLength,TDes8& aDes) const; |
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55 void WriteCachedL(TInt64 aPos,const TDesC8& aDes); |
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56 |
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57 void InvalidateUidCache(); |
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58 virtual void InvalidateUidCachePage(TUint64 aPos); |
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59 |
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60 |
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61 void ReadL(TInt64 aPos,TInt aLength,const TAny* aTrg,const RMessagePtr2 &aMessage,TInt anOffset) const; |
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62 void WriteL(TInt64 aPos,TInt aLength,const TAny* aSrc,const RMessagePtr2 &aMessage,TInt anOffset); |
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63 virtual TInt GetLastErrorInfo(TDes8& aErrorInfo) const; |
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64 |
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65 MWTCacheInterface* DirCacheInterface(); |
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66 |
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67 |
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68 |
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69 |
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70 private: |
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71 |
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72 TFatDriveInterface& iDrive; ///< Driver's interface to access the media |
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73 MWTCacheInterface* ipDirCache; ///< pointer to the FAT Directory cache object |
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74 MWTCacheInterface* iUidCache; ///< pointer to the UID cache object |
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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 //--------------------------------------------------------------------------------------------------------------------------------- |
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80 |
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81 class CRamDisk : public CRawDisk |
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82 { |
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83 public: |
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84 |
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85 static CRamDisk* NewL(CFatMountCB& aFatMount); |
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86 CRamDisk(CFatMountCB& aFatMount); |
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87 |
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88 void InitializeL(); |
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89 public: |
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90 void ReadCachedL(TInt64 aPos,TInt aLength,TDes8& aDes) const; |
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91 void WriteCachedL(TInt64 aPos,const TDesC8& aDes); |
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92 void ReadL(TInt64 aPos,TInt aLength,const TAny* aTrg,const RMessagePtr2 &aMessage,TInt anOffset) const; |
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93 void WriteL(TInt64 aPos,TInt aLength,const TAny* aSrc,const RMessagePtr2 &aMessage,TInt anOffset); |
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94 |
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95 |
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96 |
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97 private: |
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98 inline TUint8 *RamDiskBase() const; |
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99 |
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100 private: |
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101 TUint8* iRamDiskBase; ///< pointer to the beginning of the RAM disk memory area |
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102 }; |
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103 |
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104 |
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105 //--------------------------------------------------------------------------------------------------------------------------------- |
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106 |
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107 #include "sl_disk.inl" |
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108 |
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109 #endif //__SL_DISK_H__ |
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