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1 /* |
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2 * Copyright (c) 2005-2009 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 @file |
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20 @internalTechnology |
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21 */ |
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22 |
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23 |
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24 #include <e32base.h> |
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25 #include <comms-infras/commsdebugutility.h> |
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26 #include <usb/usblogger.h> |
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27 |
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28 |
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29 #ifdef __USB_DEBUG_RDEBUG__ |
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30 #include <e32debug.h> |
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31 const TInt KUSBLogBufferSize=255; |
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32 class TUSBFlogOverflow8 : public TDes8Overflow |
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33 { |
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34 public: |
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35 void Overflow(TDes8& /*aDes*/) { } |
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36 }; |
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37 |
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38 class TUSBFlogOverflow16 : public TDes16Overflow |
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39 { |
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40 public: |
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41 void Overflow(TDes16& /*aDes*/) { } |
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42 }; |
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43 void __CUsbLog_DoHexDump(const TDesC8& aCmpt, const TDesC8& aData, const TDesC8& aHeader, const TDesC8& aMargin); |
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44 #endif //__USB_DEBUG_RDEBUG__ |
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45 |
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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 _LIT8(KSubsystem, "USB"); |
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51 _LIT8(KLogCmpt, "logengine"); |
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52 #endif |
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53 |
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54 |
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55 NONSHARABLE_CLASS(TLogData) |
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56 { |
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57 public: |
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58 #ifdef __FLOG_ACTIVE |
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59 TLogData(); |
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60 |
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61 void SetLogTags(const TDesC8& aCmpt); |
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62 |
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63 TInt iAccessCount; |
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64 |
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65 RFileLogger iLogEngine; |
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66 TBuf8<KMaxTagLength> iCurrentComponent; |
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67 #endif |
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68 }; |
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69 |
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70 |
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71 #ifdef __FLOG_ACTIVE |
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72 TLogData::TLogData() |
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73 : iAccessCount(0), iCurrentComponent(KNullDesC8) |
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74 {} |
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75 |
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76 void TLogData::SetLogTags(const TDesC8& aCmpt) |
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77 { |
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78 if (aCmpt != iCurrentComponent) |
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79 { |
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80 iLogEngine.SetLogTags(KSubsystem, aCmpt.Left(KMaxTagLength)); |
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81 iCurrentComponent = aCmpt.Left(KMaxTagLength); |
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82 } |
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83 } |
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84 #endif |
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85 |
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86 #define GETLOG TLogData* __logger = static_cast<TLogData*>(Dll::Tls()); |
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87 |
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88 |
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89 |
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90 EXPORT_C /*static*/ TInt CUsbLog::Connect() |
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91 { |
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92 #ifdef __FLOG_ACTIVE |
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93 GETLOG; |
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94 |
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95 if (!__logger) |
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96 { |
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97 |
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98 CUsbLog::Write(KLogCmpt, _L8("Opening new logger connection")); |
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99 __logger = new TLogData(); |
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100 if (!__logger) |
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101 { |
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102 CUsbLog::Write(KLogCmpt, _L8("Opening logger connection failed, no memory")); |
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103 return KErrNoMemory; |
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104 } |
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105 |
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106 __logger->iLogEngine.Connect(); |
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107 Dll::SetTls(__logger); |
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108 } |
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109 |
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110 __logger->iAccessCount++; |
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111 CUsbLog::WriteFormat(KLogCmpt, _L8("Opening -- %d instances now open"), __logger->iAccessCount); |
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112 |
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113 return KErrNone; |
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114 #else |
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115 return KErrNotSupported; |
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116 #endif |
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117 } |
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118 |
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119 |
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120 EXPORT_C /*static*/ void CUsbLog::Close() |
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121 { |
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122 #ifdef __FLOG_ACTIVE |
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123 GETLOG; |
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124 |
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125 if (__logger) |
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126 { |
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127 TInt& count = __logger->iAccessCount; |
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128 |
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129 if (count) |
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130 { |
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131 count--; |
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132 CUsbLog::WriteFormat(KLogCmpt, _L8("Closing -- %d instance(s) left open"), count); |
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133 if (!count) |
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134 { |
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135 __logger->iLogEngine.Close(); |
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136 delete __logger; |
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137 Dll::SetTls(NULL); |
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138 CUsbLog::Write(KLogCmpt, _L8("Fully closed and deleted, now flogging statically.")); |
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139 } |
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140 } |
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141 else |
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142 { |
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143 CUsbLog::Write(KLogCmpt, _L8("Not closing -- not opened")); |
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144 } |
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145 } |
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146 #endif |
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147 } |
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148 |
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149 |
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150 EXPORT_C /*static*/ void CUsbLog::Write(const TDesC8& IF_FLOGGING(aCmpt), const TDesC8& IF_FLOGGING(aText)) |
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151 { |
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152 #ifdef __FLOG_ACTIVE |
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153 GETLOG; |
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154 |
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155 #ifdef __USB_DEBUG_RDEBUG__ |
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156 TBuf8<KUSBLogBufferSize> buf; |
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157 RThread thread; |
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158 buf.AppendFormat(_L8("%S\t%S\t%LX\t%S\r\n"), &KSubsystem(), &aCmpt, thread.Id().Id(), &aText); |
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159 RDebug::RawPrint(buf); |
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160 #endif // __USB_DEBUG_RDEBUG |
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161 |
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162 if (__logger) |
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163 { |
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164 __logger->SetLogTags(aCmpt); |
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165 __logger->iLogEngine.Write(aText); |
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166 } |
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167 else |
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168 { |
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169 RFileLogger::Write(KSubsystem, aCmpt, aText); |
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170 } |
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171 #endif |
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172 } |
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173 |
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174 |
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175 EXPORT_C /*static*/ void CUsbLog::WriteFormat(const TDesC8& IF_FLOGGING(aCmpt), TRefByValue<const TDesC8> IF_FLOGGING(aFmt), ...) |
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176 { |
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177 #ifdef __FLOG_ACTIVE |
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178 VA_LIST list; |
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179 VA_START(list, aFmt); |
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180 |
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181 GETLOG; |
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182 |
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183 #ifdef __USB_DEBUG_RDEBUG__ |
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184 TUSBFlogOverflow8 objFlogBody8; |
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185 TBuf8<KUSBLogBufferSize> buf; |
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186 RThread thread; |
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187 buf.AppendFormat(_L8("%S\t%S\t%LX\t"), &KSubsystem(), &aCmpt, thread.Id().Id()); |
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188 buf.AppendFormatList(aFmt, list, &objFlogBody8); |
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189 buf.Append(_L8("\r\n")); |
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190 RDebug::RawPrint(buf); |
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191 #endif // __USB_DEBUG_RDEBUG |
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192 |
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193 if (__logger) |
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194 { |
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195 __logger->SetLogTags(aCmpt); |
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196 __logger->iLogEngine.WriteFormat(aFmt, list); |
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197 } |
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198 else |
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199 { |
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200 RFileLogger::WriteFormat(KSubsystem, aCmpt, aFmt, list); |
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201 } |
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202 #endif |
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203 } |
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204 |
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205 |
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206 EXPORT_C /*static*/ void CUsbLog::WriteFormat(const TDesC8& IF_FLOGGING(aCmpt), TRefByValue<const TDesC8> IF_FLOGGING(aFmt), VA_LIST& IF_FLOGGING(aList)) |
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207 { |
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208 #ifdef __FLOG_ACTIVE |
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209 GETLOG; |
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210 |
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211 #ifdef __USB_DEBUG_RDEBUG__ |
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212 TUSBFlogOverflow8 objFlogBody8; |
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213 TBuf8<KUSBLogBufferSize> buf; |
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214 RThread thread; |
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215 buf.AppendFormat(_L8("%S\t%S\t%LX\t"), &KSubsystem(), &aCmpt, thread.Id().Id()); |
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216 buf.AppendFormatList(aFmt, aList, &objFlogBody8); |
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217 buf.Append(_L8("\r\n")); |
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218 RDebug::RawPrint(buf); |
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219 #endif // __USB_DEBUG_RDEBUG |
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220 |
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221 if (__logger) |
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222 { |
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223 __logger->SetLogTags(aCmpt); |
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224 __logger->iLogEngine.WriteFormat(aFmt, aList); |
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225 } |
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226 else |
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227 { |
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228 RFileLogger::WriteFormat(KSubsystem, aCmpt, aFmt, aList); |
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229 } |
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230 #endif |
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231 } |
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232 |
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233 |
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234 EXPORT_C /*static*/ void CUsbLog::Write(const TDesC8& IF_FLOGGING(aCmpt), const TDesC16& IF_FLOGGING(aText)) |
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235 { |
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236 #ifdef __FLOG_ACTIVE |
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237 GETLOG; |
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238 |
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239 #ifdef __USB_DEBUG_RDEBUG__ |
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240 TBuf16<KUSBLogBufferSize> buf; |
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241 buf.AppendFormat(_L16("(TDesC16): %S\r\n"), &aText); |
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242 RDebug::RawPrint(buf); |
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243 #endif // __USB_DEBUG_RDEBUG |
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244 |
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245 if (__logger) |
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246 { |
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247 __logger->SetLogTags(aCmpt); |
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248 __logger->iLogEngine.Write(aText); |
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249 } |
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250 else |
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251 { |
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252 RFileLogger::WriteFormat(KSubsystem, aCmpt, aText); |
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253 } |
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254 #endif |
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255 } |
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256 |
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257 |
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258 EXPORT_C /*static*/ void CUsbLog::WriteFormat(const TDesC8& IF_FLOGGING(aCmpt), TRefByValue<const TDesC16> IF_FLOGGING(aFmt), ...) |
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259 { |
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260 #ifdef __FLOG_ACTIVE |
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261 VA_LIST list; |
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262 VA_START(list, aFmt); |
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263 |
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264 GETLOG; |
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265 |
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266 #ifdef __USB_DEBUG_RDEBUG__ |
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267 TUSBFlogOverflow16 objFlogBody16; |
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268 TBuf16<KUSBLogBufferSize> wideBuf; |
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269 wideBuf.Append(_L16("(TDesC16): ")); |
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270 wideBuf.AppendFormatList(aFmt, list, &objFlogBody16); |
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271 wideBuf.Append(_L16("\r\n")); |
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272 RDebug::RawPrint(wideBuf); |
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273 #endif // __USB_DEBUG_RDEBUG |
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274 |
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275 if (__logger) |
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276 { |
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277 __logger->SetLogTags(aCmpt); |
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278 __logger->iLogEngine.WriteFormat(aFmt, list); |
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279 } |
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280 else |
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281 { |
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282 RFileLogger::WriteFormat(KSubsystem, aCmpt, aFmt, list); |
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283 } |
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284 #endif |
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285 } |
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286 |
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287 |
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288 EXPORT_C /*static*/ void CUsbLog::WriteFormat(const TDesC8& IF_FLOGGING(aCmpt), TRefByValue<const TDesC16> IF_FLOGGING(aFmt), VA_LIST& IF_FLOGGING(aList)) |
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289 { |
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290 #ifdef __FLOG_ACTIVE |
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291 GETLOG; |
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292 |
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293 #ifdef __USB_DEBUG_RDEBUG__ |
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294 TUSBFlogOverflow16 objFlogBody16; |
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295 TBuf16<KUSBLogBufferSize> wideBuf; |
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296 wideBuf.Append(_L16("(TDesC16): ")); |
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297 wideBuf.AppendFormatList(aFmt, aList, &objFlogBody16); |
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298 wideBuf.Append(_L16("\r\n")); |
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299 RDebug::RawPrint(wideBuf); |
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300 #endif // __USB_DEBUG_RDEBUG |
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301 |
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302 if (__logger) |
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303 { |
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304 __logger->SetLogTags(aCmpt); |
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305 __logger->iLogEngine.WriteFormat(aFmt, aList); |
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306 } |
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307 else |
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308 { |
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309 RFileLogger::WriteFormat(KSubsystem, aCmpt, aFmt, aList); |
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310 } |
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311 #endif |
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312 } |
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313 |
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314 |
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315 EXPORT_C /*static*/ void CUsbLog::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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316 { |
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317 #ifdef __FLOG_ACTIVE |
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318 GETLOG; |
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319 |
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320 #ifdef __USB_DEBUG_RDEBUG__ |
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321 __CUsbLog_DoHexDump(aCmpt, TPtrC8(aPtr, aLen), TPtrC8(NULL,0), TPtrC8(NULL,0)); |
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322 #endif // __USB_DEBUG_RDEBUG |
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323 |
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324 if (__logger) |
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325 { |
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326 __logger->SetLogTags(aCmpt); |
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327 __logger->iLogEngine.HexDump(aHeader, aMargin, aPtr, aLen); |
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328 } |
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329 else |
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330 { |
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331 RFileLogger::HexDump(KSubsystem, aCmpt, TPtrC8(aPtr, aLen), KNullDesC8); |
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332 } |
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333 #endif |
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334 } |
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335 |
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336 |
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337 #ifdef __USB_DEBUG_RDEBUG__ |
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338 |
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339 #define BLANK _S("") |
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340 const TInt KHexDumpWidth=16; ///< Number of bytes written per line when formatting as hex. |
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341 const TInt KLowestPrintableCharacter = 32; ///< In Hex output, replace chars below space with a dot. |
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342 const TInt KHighestPrintableCharacter = 126; ///< In Hex output, replace chars above 7-bits with a dot. |
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343 |
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344 _LIT8(KFirstFormatString8,"%04x : "); ///< Format string used in Hexdump to format first part: header and byte numbers. |
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345 _LIT8(KSecondFormatString8,"%02x "); ///< Format string used in Hexdump to format mid part: each of the 16 bytes as hex |
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346 _LIT8(KThirdFormatString8,"%c"); ///< Format string used in Hexdump to format the last part: each of the 16 bytes as characters |
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347 _LIT8(KThreeSpaces8," "); ///< Format string used in Hexdump to define padding between first and mid parts |
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348 _LIT8(KTwoSpaces8," "); ///< Format string used in Hexdump to define padding between hex and char bytes. |
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349 const TText8 KFullStopChar8='.'; |
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350 |
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351 void __CUsbLog_DoHexDump(const TDesC8& aCmpt, const TDesC8& aData, const TDesC8& aHeader, const TDesC8& aMargin) |
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352 { |
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353 #ifdef __FLOG_ACTIVE |
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354 HBufC8* marginStr = NULL; |
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355 TBuf8<KMaxHexDumpWidth> buf; |
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356 TInt aRemainingLen = aData.Length(); |
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357 TInt aHeaderLen = aHeader.Length(); |
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358 TUSBFlogOverflow8 objFlogBody8; |
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359 |
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360 if (aData.Length()==0) // nothing to do |
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361 { |
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362 return; |
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363 } |
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364 |
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365 |
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366 if (aHeaderLen > 0) |
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367 { |
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368 |
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369 if (aMargin.Length() == 0) |
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370 { |
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371 marginStr = HBufC8::New(aHeader.Length()); |
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372 if (marginStr == NULL) |
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373 { |
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374 return; // abort if No memory |
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375 } |
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376 TPtr8 marginStrPtr(marginStr->Des()); |
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377 marginStrPtr.AppendFill(' ',aHeader.Length()); |
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378 } |
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379 else |
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380 { |
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381 marginStr = aMargin.Alloc(); |
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382 } |
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383 } |
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384 |
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385 |
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386 |
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387 TUint blockStartPos = 0; |
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388 while (aRemainingLen>0) |
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389 { |
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390 RThread thread; |
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391 buf.AppendFormat(_L8("%S\t%S\t%LX\t"), &KSubsystem(), &aCmpt, thread.Id().Id()); |
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392 TInt blockLength = (aRemainingLen>KHexDumpWidth ? KHexDumpWidth : aRemainingLen); |
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393 |
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394 // write the header/margin and print in hex which bytes we are about to write |
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395 if (blockStartPos == 0) |
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396 { |
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397 if (aHeaderLen > 0) |
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398 { |
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399 buf.Append(aHeader); |
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400 } |
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401 buf.AppendFormat(KFirstFormatString8,&objFlogBody8, blockStartPos); |
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402 } |
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403 else |
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404 { |
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405 if (marginStr) |
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406 { |
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407 buf.Append(*marginStr); |
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408 } |
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409 buf.AppendFormat(KFirstFormatString8,&objFlogBody8,blockStartPos); |
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410 } |
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411 |
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412 TInt bytePos; |
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413 // write the bytes as hex |
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414 for (bytePos = 0; bytePos < blockLength; bytePos++) |
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415 { |
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416 buf.AppendFormat(KSecondFormatString8,aData[blockStartPos + bytePos]); |
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417 } |
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418 while (bytePos++ < KHexDumpWidth) |
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419 { |
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420 buf.Append(KThreeSpaces8); |
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421 } |
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422 buf.Append(KTwoSpaces8); |
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423 // print the bytes as characters, or full stops if outside printable range |
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424 for (bytePos = 0; bytePos < blockLength; bytePos++) |
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425 { |
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426 buf.AppendFormat(KThirdFormatString8,(aData[blockStartPos + bytePos] < KLowestPrintableCharacter || aData[blockStartPos + bytePos] > KHighestPrintableCharacter) ? KFullStopChar8 : aData[blockStartPos + bytePos]); |
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427 } |
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428 |
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429 buf.Append(_L8("\r\n")); |
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430 RDebug::RawPrint(buf); |
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431 |
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432 buf.SetLength(0); |
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433 aRemainingLen -= blockLength; |
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434 blockStartPos += blockLength; |
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435 } |
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436 delete marginStr; |
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437 #endif // __FLOG_ACTIVE |
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438 } |
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439 |
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440 |
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441 |
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442 #endif // __USB_DEBUG_RDEBUG |
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443 |
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444 |
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445 /** |
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446 Leave (if error) verbosely- log name of file and line number just before |
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447 leaving. |
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448 @param aFile The file we're leaving from. |
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449 @param aLine The line number we're leaving from. |
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450 @param aReason The leave code. |
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451 */ |
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452 EXPORT_C void VerboseLeaveIfErrorL(const TDesC8& IF_FLOGGING(aCpt), |
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453 char* IF_FLOGGING(aFile), |
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454 TInt IF_FLOGGING(aLine), |
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455 TInt aReason) |
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456 { |
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457 // only leave negative value |
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458 if ( aReason >= 0 ) |
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459 { |
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460 return; |
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461 } |
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462 |
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463 #ifdef __FLOG_ACTIVE |
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464 _LIT8(KLeavePrefix, "LEAVE: "); |
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465 |
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466 TPtrC8 fullFileName((const TUint8*)aFile); |
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467 TPtrC8 fileName(fullFileName.Ptr()+fullFileName.LocateReverse('\\')+1); |
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468 |
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469 TBuf8<256> buf; |
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470 buf.Append(KLeavePrefix); |
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471 buf.AppendFormat(_L8("aReason = %d [file %S, line %d]"), aReason, &fileName, |
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472 aLine); |
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473 CUsbLog::Write(aCpt, buf); |
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474 #endif |
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475 |
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476 // finally |
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477 User::Leave(aReason); |
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478 } |
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479 |
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480 /** |
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481 Leave verbosely- log name of file and line number just before |
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482 leaving. |
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483 @param aFile The file we're leaving from. |
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484 @param aLine The line number we're leaving from. |
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485 @param aReason The leave code. |
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486 */ |
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487 EXPORT_C void VerboseLeaveL(const TDesC8& IF_FLOGGING(aCpt), |
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488 char* IF_FLOGGING(aFile), |
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489 TInt IF_FLOGGING(aLine), |
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490 TInt aReason) |
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491 { |
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492 #ifdef __FLOG_ACTIVE |
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493 _LIT8(KLeavePrefix, "LEAVE: "); |
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494 |
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495 TPtrC8 fullFileName((const TUint8*)aFile); |
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496 TPtrC8 fileName(fullFileName.Ptr()+fullFileName.LocateReverse('\\')+1); |
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497 |
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498 TBuf8<256> buf; |
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499 buf.Append(KLeavePrefix); |
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500 buf.AppendFormat(_L8("aReason = %d [file %S, line %d]"), aReason, &fileName, |
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501 aLine); |
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502 CUsbLog::Write(aCpt, buf); |
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503 #endif |
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504 |
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505 // finally |
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506 User::Leave(aReason); |
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507 } |
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508 |
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509 /** |
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510 Panic verbosely- log name of file and line number just before panicking. |
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511 @param aFile The file that's panicking. |
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512 @param aLine The line number that's panicking. |
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513 @param aReason The panic code. |
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514 @param aPanicName The text of the panic code. |
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515 @param aPanicCategory The panic category. |
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516 */ |
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517 EXPORT_C void VerbosePanic(const TDesC8& IF_FLOGGING(aCpt), |
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518 char* IF_FLOGGING(aFile), |
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519 TInt IF_FLOGGING(aLine), |
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520 TInt aPanicCode, |
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521 TText8* IF_FLOGGING(aPanicName), |
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522 const TDesC& aPanicCategory) |
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523 { |
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524 #ifdef __FLOG_ACTIVE |
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525 _LIT8(KPanicPrefix, "PANIC: code "); |
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526 |
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527 TPtrC8 fullFileName((const TUint8*)aFile); |
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528 TPtrC8 fileName(fullFileName.Ptr()+fullFileName.LocateReverse('\\')+1); |
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529 |
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530 TBuf8<256> buf; |
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531 buf.Append(KPanicPrefix); |
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532 buf.AppendFormat(_L8("%d = %s [file %S, line %d]"), |
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533 aPanicCode, |
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534 aPanicName, |
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535 &fileName, |
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536 aLine); |
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537 CUsbLog::Write(aCpt, buf); |
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538 #endif |
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539 |
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540 // finally |
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541 User::Panic(aPanicCategory, aPanicCode); |
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542 } |
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543 |
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544 |
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545 /** |
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546 Panic the given message verbosely- log name of file and line number just |
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547 before panicking. |
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548 @param aMsg Message to panic. |
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549 @param aFile The file that's panicking. |
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550 @param aLine The line number that's panicking. |
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551 @param aReason The panic code. |
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552 @param aPanicName The text of the panic code. |
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553 @param aPanicCategory The panic category. |
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554 */ |
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555 EXPORT_C void VerboseMsgPanic(const TDesC8& IF_FLOGGING(aCpt), |
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556 char* IF_FLOGGING(aFile), |
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557 TInt IF_FLOGGING(aLine), |
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558 const RMessage2& aMsg, |
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559 const TDesC& aCat, |
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560 TInt aPanicCode) |
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561 { |
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562 #ifdef __FLOG_ACTIVE |
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563 _LIT8(KPanicPrefix, "PANICKING CLIENT: code "); |
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564 |
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565 TPtrC8 fullFileName((const TUint8*)aFile); |
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566 TPtrC8 fileName(fullFileName.Ptr()+fullFileName.LocateReverse('\\')+1); |
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567 |
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568 TBuf8<256> buf; |
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569 buf.Append(KPanicPrefix); |
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570 buf.AppendFormat(_L8("%d [file %S, line %d]"), |
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571 aPanicCode, |
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572 &fileName, |
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573 aLine); |
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574 CUsbLog::Write(aCpt, buf); |
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575 #endif |
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576 // finally |
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577 aMsg.Panic(aCat, aPanicCode); |
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578 } |
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579 |
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580 #ifdef __FLOG_ACTIVE |
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581 _LIT8(KInstrumentIn, ">>%S this = [0x%08x]"); |
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582 _LIT8(KInstrumentOut, "<<%S"); |
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583 #endif |
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584 |
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585 EXPORT_C TFunctionLogger::TFunctionLogger(const TDesC8& IF_FLOGGING(aCpt), const TDesC8& IF_FLOGGING(aString), TAny* IF_FLOGGING(aThis)) |
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586 { |
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587 #ifdef __FLOG_ACTIVE |
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588 iCpt.Set(aCpt); |
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589 iString.Set(aString); |
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590 CUsbLog::WriteFormat(iCpt, KInstrumentIn, &iString, aThis); |
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591 #endif |
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592 } |
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593 |
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594 EXPORT_C TFunctionLogger::~TFunctionLogger() |
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595 { |
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596 #ifdef __FLOG_ACTIVE |
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597 CUsbLog::WriteFormat(iCpt, KInstrumentOut, &iString); |
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598 #endif |
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599 } |
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600 |