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1 // Copyright (c) 2005-2009 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 // |
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15 |
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16 /** |
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17 @file |
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18 @internalTechnology |
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19 */ |
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20 |
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21 |
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22 #include <e32base.h> |
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23 #include <comms-infras/commsdebugutility.h> |
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24 #include "logger.h" |
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25 |
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26 |
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27 #ifdef __FLOG_ACTIVE |
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28 _LIT8(KSubsystem, "obex"); |
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29 _LIT8(KLogCmpt, "logengine"); |
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30 #endif |
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31 |
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32 |
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33 NONSHARABLE_CLASS(TLogData) |
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34 { |
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35 public: |
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36 #ifdef __FLOG_ACTIVE |
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37 TLogData(); |
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38 |
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39 void SetLogTags(const TDesC8& aCmpt); |
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40 |
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41 TInt iAccessCount; |
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42 |
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43 RFileLogger iLogEngine; |
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44 TBuf8<KMaxTagLength> iCurrentComponent; |
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45 #endif |
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46 }; |
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47 |
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48 |
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49 #ifdef __FLOG_ACTIVE |
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50 TLogData::TLogData() |
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51 : iAccessCount(0), iCurrentComponent(KNullDesC8) |
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52 {} |
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53 |
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54 void TLogData::SetLogTags(const TDesC8& aCmpt) |
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55 { |
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56 if (aCmpt != iCurrentComponent) |
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57 { |
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58 iLogEngine.SetLogTags(KSubsystem, aCmpt.Left(KMaxTagLength)); |
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59 iCurrentComponent = aCmpt.Left(KMaxTagLength); |
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60 } |
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61 } |
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62 #endif |
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63 |
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64 #define GETLOG TLogData* __logger = static_cast<TLogData*>(Dll::Tls()); |
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65 |
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66 |
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67 |
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68 EXPORT_C /*static*/ TInt CObexLog::Connect() |
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69 { |
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70 #ifdef __FLOG_ACTIVE |
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71 GETLOG; |
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72 |
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73 if (!__logger) |
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74 { |
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75 CObexLog::Write(KLogCmpt, _L8("Opening new logger connection")); |
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76 __logger = new TLogData(); |
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77 if (!__logger) |
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78 { |
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79 CObexLog::Write(KLogCmpt, _L8("Opening logger connection failed, no memory")); |
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80 return KErrNoMemory; |
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81 } |
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82 |
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83 __logger->iLogEngine.Connect(); |
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84 Dll::SetTls(__logger); |
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85 } |
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86 |
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87 __logger->iAccessCount++; |
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88 CObexLog::WriteFormat(KLogCmpt, _L8("Opening -- %d instances now open"), __logger->iAccessCount); |
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89 |
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90 return KErrNone; |
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91 #else |
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92 return KErrNotSupported; |
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93 #endif |
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94 } |
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95 |
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96 |
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97 EXPORT_C /*static*/ void CObexLog::Close() |
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98 { |
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99 #ifdef __FLOG_ACTIVE |
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100 GETLOG; |
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101 |
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102 if (__logger) |
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103 { |
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104 TInt& count = __logger->iAccessCount; |
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105 |
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106 if (count) |
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107 { |
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108 count--; |
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109 CObexLog::WriteFormat(KLogCmpt, _L8("Closing -- %d instance(s) left open"), count); |
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110 if (!count) |
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111 { |
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112 __logger->iLogEngine.Close(); |
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113 delete __logger; |
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114 Dll::SetTls(NULL); |
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115 CObexLog::Write(KLogCmpt, _L8("Fully closed and deleted, now flogging statically.")); |
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116 } |
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117 } |
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118 else |
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119 { |
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120 CObexLog::Write(KLogCmpt, _L8("Not closing -- not opened")); |
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121 } |
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122 } |
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123 #endif |
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124 } |
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125 |
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126 |
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127 |
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128 EXPORT_C /*static*/ void CObexLog::Write(const TDesC8& IF_FLOGGING(aCmpt), const TDesC8& IF_FLOGGING(aText)) |
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129 { |
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130 #ifdef __FLOG_ACTIVE |
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131 GETLOG; |
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132 |
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133 if (__logger) |
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134 { |
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135 __logger->SetLogTags(aCmpt); |
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136 __logger->iLogEngine.Write(aText); |
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137 } |
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138 else |
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139 { |
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140 RFileLogger::Write(KSubsystem, aCmpt, aText); |
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141 } |
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142 #endif |
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143 } |
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144 |
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145 |
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146 EXPORT_C /*static*/ void CObexLog::WriteFormat(const TDesC8& IF_FLOGGING(aCmpt), TRefByValue<const TDesC8> IF_FLOGGING(aFmt), ...) |
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147 { |
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148 #ifdef __FLOG_ACTIVE |
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149 VA_LIST list; |
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150 VA_START(list, aFmt); |
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151 |
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152 GETLOG; |
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153 |
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154 if (__logger) |
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155 { |
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156 __logger->SetLogTags(aCmpt); |
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157 __logger->iLogEngine.WriteFormat(aFmt, list); |
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158 } |
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159 else |
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160 { |
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161 RFileLogger::WriteFormat(KSubsystem, aCmpt, aFmt, list); |
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162 } |
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163 #endif |
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164 } |
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165 |
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166 |
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167 EXPORT_C /*static*/ void CObexLog::WriteFormat(const TDesC8& IF_FLOGGING(aCmpt), TRefByValue<const TDesC8> IF_FLOGGING(aFmt), VA_LIST& IF_FLOGGING(aList)) |
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168 { |
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169 #ifdef __FLOG_ACTIVE |
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170 GETLOG; |
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171 |
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172 if (__logger) |
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173 { |
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174 __logger->SetLogTags(aCmpt); |
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175 __logger->iLogEngine.WriteFormat(aFmt, aList); |
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176 } |
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177 else |
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178 { |
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179 RFileLogger::WriteFormat(KSubsystem, aCmpt, aFmt, aList); |
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180 } |
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181 #endif |
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182 } |
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183 |
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184 |
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185 EXPORT_C /*static*/ void CObexLog::Write(const TDesC8& IF_FLOGGING(aCmpt), const TDesC16& IF_FLOGGING(aText)) |
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186 { |
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187 #ifdef __FLOG_ACTIVE |
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188 GETLOG; |
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189 |
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190 if (__logger) |
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191 { |
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192 __logger->SetLogTags(aCmpt); |
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193 __logger->iLogEngine.Write(aText); |
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194 } |
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195 else |
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196 { |
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197 RFileLogger::WriteFormat(KSubsystem, aCmpt, aText); |
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198 } |
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199 #endif |
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200 } |
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201 |
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202 |
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203 EXPORT_C /*static*/ void CObexLog::WriteFormat(const TDesC8& IF_FLOGGING(aCmpt), TRefByValue<const TDesC16> IF_FLOGGING(aFmt), ...) |
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204 { |
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205 #ifdef __FLOG_ACTIVE |
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206 VA_LIST list; |
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207 VA_START(list, aFmt); |
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208 |
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209 GETLOG; |
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210 |
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211 if (__logger) |
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212 { |
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213 __logger->SetLogTags(aCmpt); |
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214 __logger->iLogEngine.WriteFormat(aFmt, list); |
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215 } |
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216 else |
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217 { |
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218 RFileLogger::WriteFormat(KSubsystem, aCmpt, aFmt, list); |
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219 } |
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220 #endif |
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221 } |
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222 |
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223 |
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224 EXPORT_C /*static*/ void CObexLog::WriteFormat(const TDesC8& IF_FLOGGING(aCmpt), TRefByValue<const TDesC16> IF_FLOGGING(aFmt), VA_LIST& IF_FLOGGING(aList)) |
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225 { |
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226 #ifdef __FLOG_ACTIVE |
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227 GETLOG; |
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228 |
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229 if (__logger) |
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230 { |
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231 __logger->SetLogTags(aCmpt); |
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232 __logger->iLogEngine.WriteFormat(aFmt, aList); |
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233 } |
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234 else |
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235 { |
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236 RFileLogger::WriteFormat(KSubsystem, aCmpt, aFmt, aList); |
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237 } |
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238 #endif |
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239 } |
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240 |
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241 |
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242 EXPORT_C /*static*/ void CObexLog::HexDump(const TDesC8& IF_FLOGGING(aCmpt), const TText* IF_FLOGGING(aHeader), const TText* IF_FLOGGING(aMargin), const TUint8* IF_FLOGGING(aPtr), TInt IF_FLOGGING(aLen)) |
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243 { |
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244 #ifdef __FLOG_ACTIVE |
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245 GETLOG; |
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246 |
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247 if (__logger) |
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248 { |
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249 __logger->SetLogTags(aCmpt); |
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250 __logger->iLogEngine.HexDump(aHeader, aMargin, aPtr, aLen); |
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251 } |
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252 else |
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253 { |
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254 RFileLogger::HexDump(KSubsystem, aCmpt, TPtrC8(aPtr, aLen), KNullDesC8); |
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255 } |
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256 #endif |
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257 } |
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258 |
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259 |
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260 |
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261 |
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262 |
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263 |
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264 |
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265 /** |
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266 Leave (if error) verbosely- log name of file and line number just before |
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267 leaving. |
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268 @param aFile The file we're leaving from. |
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269 @param aLine The line number we're leaving from. |
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270 @param aReason The leave code. |
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271 */ |
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272 EXPORT_C void VerboseLeaveIfErrorL(const TDesC8& IF_FLOGGING(aCpt), |
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273 char* IF_FLOGGING(aFile), |
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274 TInt IF_FLOGGING(aLine), |
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275 TInt IF_FLOGGING(aReason)) |
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276 { |
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277 #ifdef __FLOG_ACTIVE |
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278 // only leave if an error value |
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279 if ( aReason >= KErrNone ) |
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280 { |
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281 return; |
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282 } |
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283 |
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284 _LIT8(KLeavePrefix, "LEAVE: "); |
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285 |
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286 TPtrC8 fullFileName((const TUint8*)aFile); |
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287 TPtrC8 fileName(fullFileName.Ptr()+fullFileName.LocateReverse('\\')+1); |
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288 |
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289 TBuf8<256> buf; |
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290 buf.Append(KLeavePrefix); |
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291 buf.AppendFormat(_L8("aReason = %d [file %S, line %d]"), aReason, &fileName, |
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292 aLine); |
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293 CObexLog::Write(aCpt, buf); |
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294 |
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295 // finally |
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296 User::Leave(aReason); |
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297 #endif |
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298 } |
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299 |
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300 /** |
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301 Panic verbosely- log name of file and line number just before panicking. |
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302 @param aFile The file that's panicking. |
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303 @param aLine The line number that's panicking. |
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304 @param aReason The panic code. |
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305 @param aPanicName The text of the panic code. |
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306 @param aPanicCategory The panic category. |
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307 */ |
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308 EXPORT_C void VerbosePanic(const TDesC8& IF_FLOGGING(aCpt), |
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309 char* IF_FLOGGING(aFile), |
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310 TInt IF_FLOGGING(aLine), |
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311 TInt IF_FLOGGING(aPanicCode), |
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312 TText8* IF_FLOGGING(aPanicName), |
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313 const TDesC& IF_FLOGGING(aPanicCategory)) |
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314 { |
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315 #ifdef __FLOG_ACTIVE |
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316 _LIT8(KPanicPrefix, "PANIC: code "); |
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317 |
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318 TPtrC8 fullFileName((const TUint8*)aFile); |
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319 TPtrC8 fileName(fullFileName.Ptr()+fullFileName.LocateReverse('\\')+1); |
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320 |
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321 TBuf8<256> buf; |
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322 buf.Append(KPanicPrefix); |
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323 buf.AppendFormat(_L8("%d = %s [file %S, line %d]"), |
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324 aPanicCode, |
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325 aPanicName, |
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326 &fileName, |
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327 aLine); |
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328 CObexLog::Write(aCpt, buf); |
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329 |
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330 // finally |
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331 User::Panic(aPanicCategory, aPanicCode); |
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332 #endif |
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333 } |
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334 |
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335 #ifdef __FLOG_ACTIVE |
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336 _LIT8(KInstrumentIn, ">>%S this = [0x%08x]"); |
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337 _LIT8(KInstrumentOut, "<<%S"); |
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338 #endif |
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339 |
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340 EXPORT_C TFunctionLogger::TFunctionLogger(const TDesC8& IF_FLOGGING(aCpt), const TDesC8& IF_FLOGGING(aString), TAny* IF_FLOGGING(aThis)) |
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341 { |
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342 #ifdef __FLOG_ACTIVE |
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343 iCpt.Set(aCpt); |
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344 iString.Set(aString); |
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345 CObexLog::WriteFormat(iCpt, KInstrumentIn, &iString, aThis); |
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346 #endif |
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347 } |
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348 |
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349 EXPORT_C TFunctionLogger::~TFunctionLogger() |
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350 { |
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351 #ifdef __FLOG_ACTIVE |
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352 CObexLog::WriteFormat(iCpt, KInstrumentOut, &iString); |
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353 #endif |
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354 } |
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355 |