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1 // Copyright (c) 2008-2009 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 "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 // Core Dump Server Crash Driver |
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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 /** |
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20 @file |
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21 @internalTechnology |
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22 @prototype |
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23 */ |
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24 |
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25 #ifndef __T_CRASHDRIVER_DRV_H__ |
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26 #define __T_CRASHDRIVER_DRV_H__ |
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27 |
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28 #include <e32cmn.h> |
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29 #include <e32ver.h> |
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30 #ifndef __KERNEL_MODE__ |
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31 #include <e32std.h> |
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32 #endif |
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33 |
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34 //size of message buffer |
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35 const TInt KMaxBufferSize = 150; |
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36 |
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37 /** |
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38 User interface for 'crashdriver' |
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39 */ |
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40 class RKernelCrashDrv : public RBusLogicalChannel |
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41 { |
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42 public: |
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43 /** |
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44 Structure for holding driver capabilities information |
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45 (Just a version number in this example.) |
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46 */ |
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47 class TCaps |
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48 { |
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49 public: |
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50 TVersion iVersion; |
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51 }; |
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52 |
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53 public: |
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54 TInt Open(); |
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55 void SendNullPointerFault(TRequestStatus& aStatus); |
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56 void SendPrefetchAbortFault(TRequestStatus& aStatus); |
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57 void SendDataReadFault(TRequestStatus& aStatus); |
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58 void SendDataWriteFault(TRequestStatus& aStatus); |
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59 void SendUndefInstructionFault(TRequestStatus& aStatus); |
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60 void SendDivByZeroFault(TRequestStatus& aStatus); |
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61 void SendStackOverFlowFault(TRequestStatus& aStatus); |
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62 void TestSCMConfigInsertMethod(TRequestStatus& aStatus, TBool& aPass, TDes8& aBuf); |
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63 |
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64 inline static const TDesC& Name(); |
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65 inline static TVersion VersionRequired(); |
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66 |
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67 public: |
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68 /** |
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69 Enumeration of Request messages. Causes kernel Panics |
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70 */ |
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71 enum TRequest |
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72 { |
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73 ENullPointer, |
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74 EPrefetchAbort, |
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75 EDataRead, |
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76 EDataWrite, |
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77 EUndefInst, |
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78 EDivByZero, |
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79 EStackOverflow, |
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80 ETestSCMConfigInsertMethod, |
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81 }; |
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82 }; |
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83 |
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84 |
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85 /** |
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86 Returns the driver's name |
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87 */ |
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88 inline const TDesC& RKernelCrashDrv::Name() |
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89 { |
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90 _LIT(KCrashDriverName,"crashdriver"); |
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91 return KCrashDriverName; |
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92 } |
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93 |
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94 /** |
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95 Returns the version number of the driver |
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96 */ |
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97 inline TVersion RKernelCrashDrv::VersionRequired() |
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98 { |
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99 const TInt KMajorVersionNumber=1; |
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100 const TInt KMinorVersionNumber=0; |
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101 const TInt KBuildVersionNumber=KE32BuildVersionNumber; |
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102 return TVersion(KMajorVersionNumber,KMinorVersionNumber,KBuildVersionNumber); |
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103 } |
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104 |
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105 /* |
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106 NOTE: The following member functions would normally be exported from a seperate client DLL |
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107 but are included inline in this header file for convenience. |
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108 */ |
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109 |
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110 #ifndef __KERNEL_MODE__ |
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111 |
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112 /** |
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113 Opens a logical channel to the driver |
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114 |
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115 @return One of the system wide error codes. |
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116 */ |
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117 TInt RKernelCrashDrv::Open() |
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118 { |
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119 __UHEAP_MARK; |
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120 TInt x = DoCreate(Name(),VersionRequired(),KNullUnit,NULL,NULL,EOwnerThread); |
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121 __UHEAP_MARKEND; |
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122 return x; |
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123 } |
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124 |
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125 |
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126 /** |
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127 * Sends data to the device. |
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128 * Only one send request may be pending at any time. |
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129 * @param aStatus The request to be signalled when the data has been sent. |
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130 * The result value will be set to KErrNone on success; |
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131 * or set to one of the system wide error codes when an error occurs. |
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132 */ |
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133 void RKernelCrashDrv::SendPrefetchAbortFault(TRequestStatus& aStatus) |
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134 { |
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135 DoRequest(EPrefetchAbort,aStatus); |
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136 } |
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137 |
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138 /** |
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139 * Sends data to the device. |
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140 * Only one send request may be pending at any time. |
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141 * @param aStatus The request to be signalled when the data has been sent. |
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142 * The result value will be set to KErrNone on success; |
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143 * or set to one of the system wide error codes when an error occurs. |
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144 */ |
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145 void RKernelCrashDrv::SendDataReadFault(TRequestStatus& aStatus) |
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146 { |
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147 DoRequest(EDataRead,aStatus); |
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148 } |
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149 |
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150 /** |
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151 * Sends data to the device. |
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152 * Only one send request may be pending at any time. |
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153 * @param aStatus The request to be signalled when the data has been sent. |
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154 * The result value will be set to KErrNone on success; |
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155 * or set to one of the system wide error codes when an error occurs. |
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156 */ |
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157 void RKernelCrashDrv::SendDataWriteFault(TRequestStatus& aStatus) |
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158 { |
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159 DoRequest(EDataWrite,aStatus); |
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160 } |
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161 |
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162 /** |
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163 * Sends data to the device. |
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164 * Only one send request may be pending at any time. |
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165 * @param aStatus The request to be signalled when the data has been sent. |
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166 * The result value will be set to KErrNone on success; |
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167 * or set to one of the system wide error codes when an error occurs. |
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168 */ |
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169 void RKernelCrashDrv::SendUndefInstructionFault(TRequestStatus& aStatus) |
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170 { |
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171 DoRequest(EUndefInst,aStatus); |
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172 } |
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173 |
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174 /** |
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175 * Sends data to the device. |
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176 * Only one send request may be pending at any time. |
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177 * @param aStatus The request to be signalled when the data has been sent. |
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178 * The result value will be set to KErrNone on success; |
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179 * or set to one of the system wide error codes when an error occurs. |
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180 */ |
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181 void RKernelCrashDrv::SendDivByZeroFault(TRequestStatus& aStatus) |
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182 { |
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183 DoRequest(EDivByZero,aStatus); |
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184 } |
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185 |
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186 /** |
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187 * Sends data to the device. |
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188 * Only one send request may be pending at any time. |
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189 * @param aStatus The request to be signalled when the data has been sent. |
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190 * The result value will be set to KErrNone on success; |
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191 * or set to one of the system wide error codes when an error occurs. |
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192 */ |
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193 void RKernelCrashDrv::SendStackOverFlowFault(TRequestStatus& aStatus) |
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194 { |
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195 DoRequest(EStackOverflow,aStatus); |
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196 } |
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197 |
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198 /** |
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199 * Sends data to the device. |
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200 * Only one send request may be pending at any time. |
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201 * @param aStatus The request to be signalled when the data has been sent. |
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202 * The result value will be set to KErrNone on success; |
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203 * or set to one of the system wide error codes when an error occurs. |
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204 */ |
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205 void RKernelCrashDrv::TestSCMConfigInsertMethod(TRequestStatus& aStatus, TBool& aPass, TDes8& aBuf) |
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206 { |
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207 DoRequest(ETestSCMConfigInsertMethod, aStatus, reinterpret_cast<TAny*>(&aPass), reinterpret_cast<TAny*>(&aBuf)); |
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208 } |
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209 |
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210 |
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211 |
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212 #endif // !__KERNEL_MODE__ |
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213 |
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214 #endif |
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215 |