1 // Copyright (c) 2010 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 #include <e32debug.h> |
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16 #include "SqliteUtil.h" |
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17 #include "OstTraceDefinitions.h" |
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18 #ifdef OST_TRACE_COMPILER_IN_USE |
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19 #include "SqliteUtilTraces.h" |
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20 #endif |
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21 #include "SqliteTraceDef.h" |
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22 |
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23 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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24 |
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25 #define UNUSED_ARG(arg) arg = arg |
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26 #define UNUSED_DES(arg) arg |
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27 |
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28 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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29 |
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30 #if defined OST_TRACE_COMPILER_IN_USE && defined _SQLITE_RDEBUG_PRINT |
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31 |
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32 /** |
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33 This class has been added here to avoid the crashes when _SQLITE_RDEBUG_PRINT macro is defined but the |
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34 data to be printed out is too big and cannot fit into the buffer with size KSqliteMaxPrnStrLen. |
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35 @internalComponent |
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36 */ |
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37 class TSqliteDes16Overflow : public TDes16Overflow |
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38 { |
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39 public: |
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40 virtual void Overflow(TDes16& /*aDes*/) |
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41 { |
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42 } |
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43 }; |
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44 |
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45 //Replaces: |
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46 // 1) "%lld" with "%ld" |
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47 // 2) "%s" with "%S" |
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48 //These are the differences in format specification between RDebig::Print and OST functions. |
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49 //The new format spec length should be less or equal than the old format spec length. |
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50 static void ReplaceFmtSpec(TDes& aFormat, const TDesC& aFmtSpec, const TDesC& aNewFmtSpec) |
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51 { |
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52 TInt fmtLength = aFormat.Length(); |
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53 const TInt KDiff = aFmtSpec.Length() - aNewFmtSpec.Length(); |
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54 TPtr ptr((TText*)aFormat.Ptr(), fmtLength, fmtLength); |
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55 TInt pos; |
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56 while((pos = ptr.Find(aFmtSpec)) >= 0) |
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57 { |
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58 ptr.Replace(pos, aFmtSpec.Length(), aNewFmtSpec); |
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59 fmtLength -= KDiff; |
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60 ptr.Set(ptr.MidTPtr(pos)); |
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61 } |
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62 aFormat.SetLength(fmtLength); |
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63 } |
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64 |
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65 void SqlitePrintf(TInt /*aGroupName*/, TInt /*aTraceName*/, const char* aFormat, ...) |
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66 { |
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67 VA_LIST list; |
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68 VA_START(list, aFormat); |
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69 TBuf<128> format; |
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70 _LIT(KTraceIdent, "Sqlite;"); |
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71 format.Copy(TPtrC8((const TUint8*)aFormat)); |
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72 format.Insert(0, KTraceIdent); |
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73 format.Append(_L("\r\n")); |
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74 _LIT(KOstI64Fmt, "%lld"); |
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75 _LIT(KDbgPrnI64Fmt, "%ld"); |
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76 ReplaceFmtSpec(format, KOstI64Fmt, KDbgPrnI64Fmt); |
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77 _LIT(KOstDes8Fmt, "%s"); |
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78 _LIT(KDbgPrnDesFmt, "%S"); |
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79 ReplaceFmtSpec(format, KOstDes8Fmt, KDbgPrnDesFmt); |
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80 TBuf<KSqliteMaxPrnStrLen> buf; |
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81 TSqliteDes16Overflow overflowHandler; |
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82 buf.AppendFormatList(format, list, &overflowHandler); |
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83 #ifdef _SQLITE_RDEBUG_PRINT |
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84 RDebug::RawPrint(buf); |
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85 #endif |
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86 } |
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87 |
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88 const TDesC* SqliteDes8to16Ptr(const TDesC8& aDes) |
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89 { |
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90 const TInt KBufSize = 100; |
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91 static TBuf<KBufSize> buf; |
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92 TPtrC8 ptr(aDes.Ptr(), Min(aDes.Length(), buf.MaxLength())); |
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93 buf.Copy(ptr); |
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94 return &buf; |
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95 } |
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96 |
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97 #endif//defined OST_TRACE_COMPILER_IN_USE && defined _SQLITE_RDEBUG_PRINT |
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98 |
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99 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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100 |
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101 /** |
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102 SQLite panic category. |
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103 |
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104 @internalComponent |
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105 */ |
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106 _LIT(KSqlitePanicCategory, "Sqlite"); |
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107 |
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108 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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109 |
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110 /** |
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111 Panics the caller with aPanicCode panic code. |
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112 The call will terminate the thread where it is called from. |
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113 |
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114 @param aPanicCode Panic code. |
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115 |
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116 @internalComponent |
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117 */ |
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118 static void SqlitePanic(TSqlitePanic aPanicCode) |
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119 { |
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120 User::Panic(KSqlitePanicCategory, aPanicCode); |
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121 } |
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122 |
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123 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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124 |
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125 /** |
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126 The function prints out a "SQLite" panic message to the console and panics the thread where it is called from. |
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127 It gives a useful information about the found error together with the source file name and line number where |
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128 it occurred. |
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129 |
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130 Note: this function will output information regarding the panic only if _SQLITE_PANIC_TRACE_ENABLED macro is defined |
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131 |
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132 @param aFile Source file name |
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133 @param aLine Source line number |
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134 @param aPanicCode Panic code |
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135 @param aHandle Numeric value, uniquely identfying the leaving location (the "this" pointer for example) |
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136 |
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137 @return KErrNone |
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138 |
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139 @internalComponent |
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140 */ |
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141 TInt TSqliteUtil::Panic(const TText* aFile, TInt aLine, TInt aPanicCode, TUint aHandle) |
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142 { |
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143 #if defined OST_TRACE_COMPILER_IN_USE && defined _SQLITE_PANIC_TRACE_ENABLED |
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144 TPtrC fname(FileName(aFile)); |
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145 OstTraceExt5(TRACE_FATAL, TSQLUTIL_PANIC, "SQLite-Panic;0x%X;%S;%d;%S;%d", aHandle, __SQLITEPRNSTR(fname), aLine, __SQLITEPRNSTR(KSqlitePanicCategory), aPanicCode); |
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146 #else |
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147 UNUSED_ARG(aFile); |
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148 UNUSED_ARG(aLine); |
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149 UNUSED_ARG(aHandle); |
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150 #endif |
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151 ::SqlitePanic(static_cast <TSqlitePanic> (aPanicCode)); |
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152 return KErrNone; |
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153 } |
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154 |
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155 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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156 |
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157 #if defined OST_TRACE_COMPILER_IN_USE && defined _SQLITE_PANIC_TRACE_ENABLED |
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158 |
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159 /** |
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160 The function creates and returns TPtrC object which points to aFile parameter. |
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161 |
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162 @param aFile File name |
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163 @return TPtrC object pointing to aFile parameter. |
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164 |
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165 @internalComponent |
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166 */ |
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167 TPtrC TSqliteUtil::FileName(const TText* aFile) |
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168 { |
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169 TPtrC p(aFile); |
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170 TInt ix = p.LocateReverse('\\'); |
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171 if(ix<0) |
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172 ix=p.LocateReverse('/'); |
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173 if(ix>=0) |
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174 p.Set(p.Mid(1+ix)); |
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175 return p; |
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176 } |
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177 |
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178 #endif //defined OST_TRACE_COMPILER_IN_USE && defined _SQLITE_PANIC_TRACE_ENABLED |
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179 |
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180 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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