|
1 /* |
|
2 * Copyright (c) 2004-2008 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: |
|
15 * |
|
16 */ |
|
17 |
|
18 using System; |
|
19 using System.Collections.Generic; |
|
20 using System.Text; |
|
21 using System.Reflection; |
|
22 using SymbianStructuresLib.Arm.Registers; |
|
23 |
|
24 namespace CrashDebuggerLib.Structures.UserContextTable |
|
25 { |
|
26 internal class UserContextTable : IEnumerable<UserContextTableEntry> |
|
27 { |
|
28 #region Enumerations |
|
29 public enum TArmRegisterIndex |
|
30 { |
|
31 EArmR0 = 0, |
|
32 EArmR1 = 1, |
|
33 EArmR2 = 2, |
|
34 EArmR3 = 3, |
|
35 EArmR4 = 4, |
|
36 EArmR5 = 5, |
|
37 EArmR6 = 6, |
|
38 EArmR7 = 7, |
|
39 EArmR8 = 8, |
|
40 EArmR9 = 9, |
|
41 EArmR10 = 10, |
|
42 EArmR11 = 11, |
|
43 EArmR12 = 12, |
|
44 EArmSp = 13, |
|
45 EArmLr = 14, |
|
46 EArmPc = 15, |
|
47 EArmFlags = 16, |
|
48 EArmDacr = 17 |
|
49 } |
|
50 #endregion |
|
51 |
|
52 #region Constructors |
|
53 public UserContextTable( TUserContextType aType ) |
|
54 { |
|
55 iType = aType; |
|
56 // |
|
57 List<UserContextTableEntry> entries = new List<UserContextTableEntry>(); |
|
58 int count = EntryCount; |
|
59 for ( int i = 0; i < count; i++ ) |
|
60 { |
|
61 UserContextTableEntry entry = new UserContextTableEntry(); |
|
62 entries.Add( entry ); |
|
63 } |
|
64 // |
|
65 iEntries = entries.ToArray(); |
|
66 } |
|
67 #endregion |
|
68 |
|
69 #region API |
|
70 public static bool IsSupported( TArmRegisterType aType ) |
|
71 { |
|
72 bool ret = false; |
|
73 // |
|
74 switch ( aType ) |
|
75 { |
|
76 case TArmRegisterType.EArmReg_00: |
|
77 case TArmRegisterType.EArmReg_01: |
|
78 case TArmRegisterType.EArmReg_02: |
|
79 case TArmRegisterType.EArmReg_03: |
|
80 case TArmRegisterType.EArmReg_04: |
|
81 case TArmRegisterType.EArmReg_05: |
|
82 case TArmRegisterType.EArmReg_06: |
|
83 case TArmRegisterType.EArmReg_07: |
|
84 case TArmRegisterType.EArmReg_08: |
|
85 case TArmRegisterType.EArmReg_09: |
|
86 case TArmRegisterType.EArmReg_10: |
|
87 case TArmRegisterType.EArmReg_11: |
|
88 case TArmRegisterType.EArmReg_12: |
|
89 case TArmRegisterType.EArmReg_SP: |
|
90 case TArmRegisterType.EArmReg_LR: |
|
91 case TArmRegisterType.EArmReg_PC: |
|
92 case TArmRegisterType.EArmReg_CPSR: |
|
93 case TArmRegisterType.EArmReg_DACR: |
|
94 ret = true; |
|
95 break; |
|
96 default: |
|
97 break; |
|
98 } |
|
99 // |
|
100 return ret; |
|
101 } |
|
102 #endregion |
|
103 |
|
104 #region Properties |
|
105 public UserContextTableEntry this[ TArmRegisterIndex aIndex ] |
|
106 { |
|
107 get |
|
108 { |
|
109 int index = (int) aIndex; |
|
110 UserContextTableEntry ret = iEntries[ index ]; |
|
111 return ret; |
|
112 } |
|
113 } |
|
114 |
|
115 public UserContextTableEntry this[ TArmRegisterType aReg ] |
|
116 { |
|
117 get |
|
118 { |
|
119 // Have to map to our internal type |
|
120 TArmRegisterIndex reg = Map( aReg ); |
|
121 return this[ reg ]; |
|
122 } |
|
123 } |
|
124 |
|
125 public static int EntryCount |
|
126 { |
|
127 get |
|
128 { |
|
129 Array vals = Enum.GetValues( typeof( TArmRegisterIndex ) ); |
|
130 int count = vals.Length; |
|
131 return count; |
|
132 } |
|
133 } |
|
134 |
|
135 public TUserContextType Type |
|
136 { |
|
137 get { return iType; } |
|
138 } |
|
139 #endregion |
|
140 |
|
141 #region From System.Object |
|
142 public override string ToString() |
|
143 { |
|
144 StringBuilder ret = new StringBuilder(); |
|
145 // |
|
146 foreach ( UserContextTableEntry entry in iEntries ) |
|
147 { |
|
148 ret.AppendFormat( "[{0:x2}, {1:x2}]", (int) entry.Type, (int) entry.Offset ); |
|
149 } |
|
150 // |
|
151 return ret.ToString(); |
|
152 } |
|
153 #endregion |
|
154 |
|
155 #region Internal methods |
|
156 private static TArmRegisterIndex Map( TArmRegisterType aReg ) |
|
157 { |
|
158 TArmRegisterIndex ret = TArmRegisterIndex.EArmR0; |
|
159 // |
|
160 switch ( aReg ) |
|
161 { |
|
162 case TArmRegisterType.EArmReg_00: |
|
163 ret = TArmRegisterIndex.EArmR0; |
|
164 break; |
|
165 case TArmRegisterType.EArmReg_01: |
|
166 ret = TArmRegisterIndex.EArmR1; |
|
167 break; |
|
168 case TArmRegisterType.EArmReg_02: |
|
169 ret = TArmRegisterIndex.EArmR2; |
|
170 break; |
|
171 case TArmRegisterType.EArmReg_03: |
|
172 ret = TArmRegisterIndex.EArmR3; |
|
173 break; |
|
174 case TArmRegisterType.EArmReg_04: |
|
175 ret = TArmRegisterIndex.EArmR4; |
|
176 break; |
|
177 case TArmRegisterType.EArmReg_05: |
|
178 ret = TArmRegisterIndex.EArmR5; |
|
179 break; |
|
180 case TArmRegisterType.EArmReg_06: |
|
181 ret = TArmRegisterIndex.EArmR6; |
|
182 break; |
|
183 case TArmRegisterType.EArmReg_07: |
|
184 ret = TArmRegisterIndex.EArmR7; |
|
185 break; |
|
186 case TArmRegisterType.EArmReg_08: |
|
187 ret = TArmRegisterIndex.EArmR8; |
|
188 break; |
|
189 case TArmRegisterType.EArmReg_09: |
|
190 ret = TArmRegisterIndex.EArmR9; |
|
191 break; |
|
192 case TArmRegisterType.EArmReg_10: |
|
193 ret = TArmRegisterIndex.EArmR10; |
|
194 break; |
|
195 case TArmRegisterType.EArmReg_11: |
|
196 ret = TArmRegisterIndex.EArmR11; |
|
197 break; |
|
198 case TArmRegisterType.EArmReg_12: |
|
199 ret = TArmRegisterIndex.EArmR12; |
|
200 break; |
|
201 case TArmRegisterType.EArmReg_SP: |
|
202 ret = TArmRegisterIndex.EArmSp; |
|
203 break; |
|
204 case TArmRegisterType.EArmReg_LR: |
|
205 ret = TArmRegisterIndex.EArmLr; |
|
206 break; |
|
207 case TArmRegisterType.EArmReg_PC: |
|
208 ret = TArmRegisterIndex.EArmPc; |
|
209 break; |
|
210 case TArmRegisterType.EArmReg_CPSR: |
|
211 ret = TArmRegisterIndex.EArmFlags; |
|
212 break; |
|
213 case TArmRegisterType.EArmReg_DACR: |
|
214 ret = TArmRegisterIndex.EArmDacr; |
|
215 break; |
|
216 default: |
|
217 throw new NotSupportedException(); |
|
218 } |
|
219 // |
|
220 return ret; |
|
221 } |
|
222 #endregion |
|
223 |
|
224 #region From IEnumerable<UserContextTableEntry> |
|
225 public IEnumerator<UserContextTableEntry> GetEnumerator() |
|
226 { |
|
227 foreach ( UserContextTableEntry entry in iEntries ) |
|
228 { |
|
229 yield return entry; |
|
230 } |
|
231 } |
|
232 |
|
233 System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator() |
|
234 { |
|
235 foreach ( UserContextTableEntry entry in iEntries ) |
|
236 { |
|
237 yield return entry; |
|
238 } |
|
239 } |
|
240 #endregion |
|
241 |
|
242 #region Data members |
|
243 private readonly TUserContextType iType; |
|
244 private readonly UserContextTableEntry[] iEntries; |
|
245 #endregion |
|
246 } |
|
247 } |