|
1 /* |
|
2 * Copyright (c) 2003 Nokia Corporation and/or its subsidiary(-ies). |
|
3 * All rights reserved. |
|
4 * This component and the accompanying materials are made available |
|
5 * under the terms of "Eclipse Public License v1.0" |
|
6 * which accompanies this distribution, and is available |
|
7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
|
8 * |
|
9 * Initial Contributors: |
|
10 * Nokia Corporation - initial contribution. |
|
11 * |
|
12 * Contributors: |
|
13 * |
|
14 * Description: Implementation of the parent storage for Decision Making Machine |
|
15 * |
|
16 */ |
|
17 |
|
18 |
|
19 // INCLUDE FILES |
|
20 #include "drmparentstorage.h" |
|
21 #include "drmpermission.h" |
|
22 #include "drmlog.h" |
|
23 |
|
24 |
|
25 // EXTERNAL DATA STRUCTURES |
|
26 |
|
27 // EXTERNAL FUNCTION PROTOTYPES |
|
28 |
|
29 // CONSTANTS |
|
30 |
|
31 // MACROS |
|
32 |
|
33 // LOCAL CONSTANTS AND MACROS |
|
34 LOCAL_C const TUint KDefaultGranularity = 4; |
|
35 |
|
36 // MODULE DATA STRUCTURES |
|
37 |
|
38 // LOCAL FUNCTION PROTOTYPES |
|
39 |
|
40 // FORWARD DECLARATIONS |
|
41 |
|
42 |
|
43 // ============================= LOCAL FUNCTIONS =============================== |
|
44 |
|
45 |
|
46 // ============================ MEMBER FUNCTIONS =============================== |
|
47 |
|
48 // ----------------------------------------------------------------------------- |
|
49 // CDRMParentStorage::CDRMParentStorage |
|
50 // |
|
51 // Default constructor |
|
52 // ----------------------------------------------------------------------------- |
|
53 // |
|
54 CDRMParentStorage::CDRMParentStorage(): |
|
55 iParents( 1 ) |
|
56 { |
|
57 } |
|
58 |
|
59 // ----------------------------------------------------------------------------- |
|
60 // CDRMParentStorage::~CDRMParentStorage |
|
61 // |
|
62 // Desetructor. |
|
63 // ----------------------------------------------------------------------------- |
|
64 // |
|
65 CDRMParentStorage::~CDRMParentStorage() |
|
66 { |
|
67 if ( iParentIDs ) |
|
68 { |
|
69 iParentIDs->Reset(); |
|
70 delete iParentIDs; |
|
71 } |
|
72 |
|
73 // The lists inside are autocleaning, so deletion causes |
|
74 // the contents to also be deleted |
|
75 iParents.ResetAndDestroy(); |
|
76 } |
|
77 |
|
78 // ----------------------------------------------------------------------------- |
|
79 // CDRMParentStorage::NewLC |
|
80 // |
|
81 // Two-phase constructor |
|
82 // ----------------------------------------------------------------------------- |
|
83 // |
|
84 CDRMParentStorage* CDRMParentStorage::NewLC() |
|
85 { |
|
86 CDRMParentStorage* self = new( ELeave ) CDRMParentStorage; |
|
87 CleanupStack::PushL( self ); |
|
88 |
|
89 self->ConstructL(); |
|
90 |
|
91 return self; |
|
92 } |
|
93 |
|
94 // ----------------------------------------------------------------------------- |
|
95 // CDRMParentStorage::NewL |
|
96 // |
|
97 // Two-phase constructor |
|
98 // ----------------------------------------------------------------------------- |
|
99 // |
|
100 CDRMParentStorage* CDRMParentStorage::NewL() |
|
101 { |
|
102 CDRMParentStorage* self = CDRMParentStorage::NewLC(); |
|
103 CleanupStack::Pop(); // sefl |
|
104 |
|
105 return self; |
|
106 } |
|
107 |
|
108 // ----------------------------------------------------------------------------- |
|
109 // CDRMParentStorage::ConstructL |
|
110 // |
|
111 // 2nd phase constructor |
|
112 // ----------------------------------------------------------------------------- |
|
113 // |
|
114 void CDRMParentStorage::ConstructL() |
|
115 { |
|
116 iParentIDs = new( ELeave ) CDesC8ArraySeg( KDefaultGranularity ); |
|
117 } |
|
118 |
|
119 // ----------------------------------------------------------------------------- |
|
120 // CDRMParentStorage::NewListL |
|
121 // |
|
122 // Insert a new list to the storage, and return a handle to it. |
|
123 // ----------------------------------------------------------------------------- |
|
124 // |
|
125 CDRMPermissionList& CDRMParentStorage::NewListL() |
|
126 { |
|
127 __ASSERT_DEBUG( iParents.Count() >= iParentIDs->Count(), User::Invariant() ); |
|
128 |
|
129 if ( iParents.Count() == iParentIDs->Count() ) |
|
130 { |
|
131 // Balanced lists. |
|
132 CDRMPermissionList* newList = CDRMPermissionList::NewLC(); |
|
133 newList->SetAutoCleanup( ETrue ); |
|
134 |
|
135 iParents.AppendL( newList ); |
|
136 CleanupStack::Pop(); |
|
137 } |
|
138 |
|
139 return *( iParents[ iParents.Count() - 1 ] ); |
|
140 } |
|
141 |
|
142 // ----------------------------------------------------------------------------- |
|
143 // CDRMParentStorage::AddL |
|
144 // |
|
145 // Add an entry to the ID table. |
|
146 // ----------------------------------------------------------------------------- |
|
147 // |
|
148 void CDRMParentStorage::AddL( const TDesC8& aCID ) |
|
149 { |
|
150 TInt pos = iParentIDs->InsertIsqL( aCID ); |
|
151 if ( pos != iParentIDs->Count() - 1 ) |
|
152 { |
|
153 // Sort iParents |
|
154 CDRMPermissionList* list = iParents[ iParents.Count() - 1 ]; |
|
155 User::LeaveIfError( iParents.Insert( list, pos ) ); |
|
156 iParents.Remove( iParents.Count() -1 ); |
|
157 } |
|
158 } |
|
159 |
|
160 // ----------------------------------------------------------------------------- |
|
161 // CDRMParentStorage::HasPermissions |
|
162 // |
|
163 // Check the count of the stored permissions for an id |
|
164 // ----------------------------------------------------------------------------- |
|
165 // |
|
166 TBool CDRMParentStorage::HasPermissions( const TDesC8& aCID ) |
|
167 { |
|
168 TBool r = EFalse; |
|
169 TInt pos; |
|
170 |
|
171 if ( iParentIDs->FindIsq( aCID, pos ) == KErrNone ) |
|
172 { |
|
173 r = ETrue; |
|
174 } |
|
175 return r; |
|
176 } |
|
177 |
|
178 // ----------------------------------------------------------------------------- |
|
179 // CDRMParentStorage::operator[] |
|
180 // |
|
181 // Operator. |
|
182 // ----------------------------------------------------------------------------- |
|
183 // |
|
184 CDRMPermissionList& CDRMParentStorage::operator[]( const TDesC8& aCID ) |
|
185 { |
|
186 TInt pos; |
|
187 |
|
188 iParentIDs->FindIsq( aCID, pos ); |
|
189 return *( iParents[ pos ] ); |
|
190 } |
|
191 |
|
192 // End of File |