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1 /* |
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2 * Copyright (c) 2004-2006 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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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 #ifndef __CENTRALREPOSITORY_H__ |
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20 #define __CENTRALREPOSITORY_H__ |
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21 |
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22 // Stub includes |
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23 #include "mussettingskeys.h" |
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24 // Stub forward declarations |
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25 class CDesC8ArrayFlat; |
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26 |
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27 #include <e32base.h> |
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28 |
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29 const TInt KCenRepStubGlobalKeyValueMaxLen = 20; // stub stuff |
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30 |
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31 namespace NCentralRepositoryConstants |
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32 /** Namespace encapsulating the CentralRepository constants. |
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33 @publishedAll |
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34 @released |
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35 */ |
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36 { |
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37 |
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38 /** The maximum number of unicode characters that can be stored in a setting |
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39 @publishedAll |
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40 @released |
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41 */ |
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42 const TInt KMaxUnicodeStringLength = 1024; |
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43 |
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44 /** The maximum number of bytes that can be stored in a setting |
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45 @publishedAll |
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46 @released |
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47 */ |
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48 const TInt KMaxBinaryLength = KMaxUnicodeStringLength*2; |
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49 |
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50 /** Error key returned by CommitTransaction in case of an error that cannot be |
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51 attributed to any single or partial key. Also notify value for spurious |
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52 notifications (eg when a notification is cancelled or several values change at once ) |
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53 @internalAll |
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54 @released |
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55 */ |
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56 const TUint32 KUnspecifiedKey = 0xffffffffUL; |
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57 |
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58 /** Initial buffer size for Find~ API. Initial buffer is used to cut on the number |
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59 of IPC calls required for each Find~ API call. If the number of settings found is |
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60 less than or equal to KCentRepFindBufSize then all the settings can be retrieved with |
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61 a single IPC. |
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62 @internalAll |
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63 */ |
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64 const TInt KCentRepFindBufSize = 16; |
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65 |
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66 /** Use KUnspecifiedKey instead of this value. |
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67 @publishedAll |
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68 @deprecated |
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69 */ |
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70 const TUint32 KInvalidNotificationId = KUnspecifiedKey; |
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71 |
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72 /** The 8 most significant bits of a setting's meta-data are reserved for internal use. |
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73 Clients should not make use of the reserved bits (unless it is specifically stated |
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74 otherwise in Symbian developer documentation). Clients should not rely on the value |
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75 of the reserved bits. Reserved bits are not guaranteed to be 0 or 1 and are not |
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76 guaranteed to stay constant from one GetMeta call to the next. |
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77 @publishedPartner |
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78 @released |
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79 @see CRepository::GetMeta |
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80 @see KMetaUnreserved |
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81 */ |
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82 const TUint32 KMetaSymbianReserved = 0xFF000000; |
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83 |
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84 /** The 24 least significant bits of a setting's meta-data are available for use. Clients |
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85 should make use of KMetaUnreserved to mask out the reserved bits following a call |
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86 to GetMeta. Clients should not rely on the value of the reserved bits. Reserved bits |
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87 are not guaranteed to be 0 or 1 and are not guaranteed to stay constant from one |
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88 GetMeta call to the next. |
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89 @publishedPartner |
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90 @released |
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91 @see CRepository::GetMeta |
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92 @see KMetaSymbianReserved |
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93 */ |
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94 const TUint32 KMetaUnreserved = 0x00FFFFFF; |
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95 |
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96 } // namespace NCentralRepositoryConstants |
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97 |
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98 /** Provides access to a repository. |
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99 |
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100 There are potentially 2^32 repositories, each identified by a UID. Within each |
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101 repository up to 2^32 settings can be stored. Settings within a repository are |
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102 identified by a 32-bit key and may be of the types integer, real or descriptor. |
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103 @publishedAll |
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104 @released |
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105 */ |
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106 class CRepository : public CBase |
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107 { |
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108 public: |
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109 |
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110 /** Transaction mode chosen with StartTransaction. |
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111 @publishedPartner |
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112 @released */ |
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113 enum TTransactionMode |
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114 { |
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115 /** Standard optimistic non-serialised transaction. Can be started at any time |
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116 Commit fails with KErrLocked if another client interrupts it by first committing |
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117 changes: transaction should be repeated until KErrLocked is not returned. */ |
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118 EConcurrentReadWriteTransaction = 2, |
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119 /** Pessimistic locking transaction intended for reading consistent values. |
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120 Can only be started if EReadWriteTransaction is not in progress. |
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121 Automatically promoted to EReadWriteTransaction on first write operation |
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122 if no other read transaction is in progress (or fails if not attainable). |
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123 Use ONLY if all clients can agree not to use EConcurrentReadWriteTransaction, |
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124 and only make changes in an EReadWriteTransaction. */ |
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125 EReadTransaction = 1, |
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126 /** Pessimistic locking transaction intended for writing values. Can only be |
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127 started if no EReadTransaction or EReadWriteTransactions are in progress. |
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128 Use ONLY if all clients can agree not to use EConcurrentReadWriteTransaction, |
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129 and only make changes in an EReadWriteTransaction. */ |
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130 EReadWriteTransaction = 3 |
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131 }; |
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132 |
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133 /** Buffer type for aKeyInfo parameter to asynchronous CommitTransaction. |
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134 @see CRepository::CommitTransaction(TDes8& aKeyInfo, TRequestStatus& aStatus) |
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135 @publishedPartner |
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136 @released |
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137 */ |
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138 typedef TPckgBuf<TUint32> TTransactionKeyInfoBuf; |
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139 |
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140 IMPORT_C static CRepository* NewL(TUid aRepositoryUid); |
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141 IMPORT_C static CRepository* NewLC(TUid aRepositoryUid); |
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142 |
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143 IMPORT_C virtual ~CRepository(); |
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144 |
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145 |
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146 IMPORT_C TInt Create(TUint32 aKey, TInt aValue); |
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147 //IMPORT_C TInt Create(TUint32 aKey, const TReal& aValue); |
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148 IMPORT_C TInt Create(TUint32 aKey, const TDesC8& aValue); |
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149 //IMPORT_C TInt Create(TUint32 aKey, const TDesC16& aValue); |
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150 //IMPORT_C TInt Delete(TUint32 aKey); |
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151 IMPORT_C TInt Delete(TUint32 aPartialKey, TUint32 aMask, TUint32 &aErrorKey) ; |
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152 |
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153 |
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154 IMPORT_C TInt Get(TUint32 aKey, TInt& aValue); |
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155 IMPORT_C TInt Set(TUint32 aKey, TInt aValue); |
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156 |
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157 /* |
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158 IMPORT_C TInt Get(TUint32 aKey, TReal& aValue); |
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159 IMPORT_C TInt Set(TUint32 aKey, const TReal& aValue); |
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160 */ |
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161 IMPORT_C TInt Get(TUint32 aKey, TDes8& aValue); |
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162 //IMPORT_C TInt Get(TUint32 aId, TDes8& aValue, TInt& aActualLength); |
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163 IMPORT_C TInt Set(TUint32 aKey, const TDesC8& aValue); |
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164 |
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165 IMPORT_C TInt Get(TUint32 aKey, TDes16& aValue); |
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166 //IMPORT_C TInt Get(TUint32 aId, TDes16& aValue, TInt& aActualLength); |
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167 IMPORT_C TInt Set(TUint32 aKey, const TDesC16& aValue); |
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168 /* |
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169 IMPORT_C TInt GetMeta(TUint32 aKey, TUint32& aMeta); |
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170 |
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171 IMPORT_C TInt Move (TUint32 aSourcePartialKey, TUint32 aTargetPartialKey, |
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172 TUint32 aMask, TUint32 &aErrorKey) ; |
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173 */ |
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174 IMPORT_C TInt FindL(TUint32 aPartialKey, TUint32 aMask, |
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175 RArray<TUint32>& aFoundKeys); |
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176 /* |
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177 IMPORT_C TInt FindEqL(TUint32 aPartialKey, TUint32 aMask, |
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178 TInt aValue, RArray<TUint32>& aFoundKeys); |
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179 IMPORT_C TInt FindEqL(TUint32 aPartialKey, TUint32 aMask, |
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180 const TReal& aValue, RArray<TUint32>& aFoundKeys); |
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181 */ |
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182 IMPORT_C TInt FindEqL(TUint32 aPartialKey, TUint32 aMask, |
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183 const TDesC8& aValue, RArray<TUint32>& aFoundKeys); |
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184 /* |
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185 IMPORT_C TInt FindEqL(TUint32 aPartialKey, TUint32 aMask, |
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186 const TDesC16& aValue, RArray<TUint32>& aFoundKeys); |
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187 |
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188 IMPORT_C TInt FindNeqL(TUint32 aPartialKey, TUint32 aMask, |
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189 TInt aValue, RArray<TUint32>& aFoundKeys); |
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190 IMPORT_C TInt FindNeqL(TUint32 aPartialKey, TUint32 aMask, |
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191 const TReal& aValue, RArray<TUint32>& aFoundKeys); |
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192 IMPORT_C TInt FindNeqL(TUint32 aPartialKey, TUint32 aMask, |
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193 const TDesC8& aValue, RArray<TUint32>& aFoundKeys); |
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194 IMPORT_C TInt FindNeqL(TUint32 aPartialKey, TUint32 aMask, |
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195 const TDesC16& aValue, RArray<TUint32>& aFoundKeys); |
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196 |
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197 IMPORT_C TInt NotifyRequest(TUint32 aKey, TRequestStatus& aStatus); |
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198 IMPORT_C TInt NotifyRequest(TUint32 aPartialKey, TUint32 aMask, |
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199 TRequestStatus& aStatus); |
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200 |
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201 IMPORT_C TInt NotifyCancel(TUint32 aKey); |
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202 IMPORT_C TInt NotifyCancel(TUint32 aPartialKey, TUint32 aMask); |
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203 IMPORT_C TInt NotifyCancelAll(); |
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204 |
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205 IMPORT_C TInt Reset(); |
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206 IMPORT_C TInt Reset(TUint32 aKey); |
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207 */ |
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208 |
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209 IMPORT_C TInt StartTransaction(TTransactionMode aMode); |
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210 //IMPORT_C void StartTransaction(TTransactionMode aMode, TRequestStatus& aStatus); |
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211 IMPORT_C TInt CommitTransaction(TUint32& aKeyInfo); |
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212 //IMPORT_C void CommitTransaction(TDes8& aKeyInfo, TRequestStatus& aStatus); |
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213 //IMPORT_C void CancelTransaction(); |
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214 //IMPORT_C void CleanupCancelTransactionPushL(); |
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215 //IMPORT_C void FailTransaction(); |
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216 //IMPORT_C void CleanupFailTransactionPushL(); |
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217 |
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218 /** Same as CancelTransaction. |
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219 @publishedPartner |
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220 @released |
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221 @see CancelTransaction */ |
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222 /* |
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223 inline void RollbackTransaction() |
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224 { |
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225 CancelTransaction(); |
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226 } |
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227 */ |
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228 /** Same as CleanupCancelTransactionPushL. |
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229 @publishedPartner |
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230 @released |
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231 @see CleanupCancelTransactionPushL */ |
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232 /* |
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233 inline void CleanupRollbackTransactionPushL() |
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234 { |
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235 CleanupCancelTransactionPushL(); |
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236 } |
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237 */ |
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238 // IMPORT_C TInt TransactionState(); |
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239 |
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240 /** This API is for internal use only and for testing purposes. |
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241 @internalAll |
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242 */ |
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243 // IMPORT_C static TInt SetGetParameters(const TIpcArgs& aArgs); |
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244 |
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245 |
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246 |
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247 |
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248 private: // Stub functions |
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249 |
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250 CRepository( TUid aRepositoryUid ); |
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251 |
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252 public: // Stub functios |
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253 |
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254 void ResetKeysAndValues(); |
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255 // Setter for static variable staticAvcConfigKeys. Reserves heap. |
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256 static void SetStubAvcConfigKeysL( const TDesC8& aConfigKeys ); |
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257 // Deletes heap reserved by previous function. |
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258 static void DeleteStubAvcConfigKeys(); |
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259 |
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260 // Setter for static cenrep val, note amount of globals is limited |
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261 static TInt SetStubGlobal(TUint32 aKey, TInt aValue); |
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262 static void ResetStubGlobal(); |
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263 |
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264 |
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265 public: // Stub data |
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266 |
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267 static MusSettingsKeys::TOperatorVariant iOperatorVariant; |
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268 |
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269 // If the following value is ETrue, CenRep UID KCRUidSIPClientResolverConfig |
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270 // exists and respository is possible to create with this value. Otherwise |
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271 // CenRep instantiation leaves with KErrNone. |
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272 static TBool iEmulateSawfishRepository; |
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273 |
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274 RArray<TUint32> iKeys; |
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275 RArray<TInt> iValues; |
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276 RArray<TUint32> iDesC8Keys; |
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277 CDesC8ArrayFlat* iDesC8Values; |
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278 |
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279 static TInt iForceFailWithCode; |
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280 |
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281 static HBufC8* iStaticAvcConfigKeys; |
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282 static TBool iStaticWriteAvcKeysToStaticData; |
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283 |
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284 static TInt iStaticEncoderUid; |
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285 |
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286 class TCenRepStubKeyValueEntry |
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287 { |
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288 public: |
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289 TUint iKey; |
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290 TInt iVal; |
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291 }; |
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292 |
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293 static TCenRepStubKeyValueEntry iGlobalKeyVals[ KCenRepStubGlobalKeyValueMaxLen ]; |
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294 static TInt iGlobalKeyValsTop; |
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295 |
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296 TUid iRepositoryUid; |
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297 |
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298 |
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299 |
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300 }; |
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301 |
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302 #endif // __CENTRALREPOSITORY_H__ |