--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/usbmgmt/usbmgr/logger/src/usblogger.cpp Wed Sep 01 12:35:00 2010 +0100
@@ -0,0 +1,600 @@
+/*
+* Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+
+/**
+ @file
+ @internalTechnology
+*/
+
+
+#include <e32base.h>
+#include <comms-infras/commsdebugutility.h>
+#include <usb/usblogger.h>
+
+
+#ifdef __USB_DEBUG_RDEBUG__
+#include <e32debug.h>
+const TInt KUSBLogBufferSize=255;
+class TUSBFlogOverflow8 : public TDes8Overflow
+ {
+public:
+ void Overflow(TDes8& /*aDes*/) { }
+ };
+
+class TUSBFlogOverflow16 : public TDes16Overflow
+ {
+public:
+ void Overflow(TDes16& /*aDes*/) { }
+ };
+void __CUsbLog_DoHexDump(const TDesC8& aCmpt, const TDesC8& aData, const TDesC8& aHeader, const TDesC8& aMargin);
+#endif //__USB_DEBUG_RDEBUG__
+
+
+
+
+#ifdef __FLOG_ACTIVE
+_LIT8(KSubsystem, "USB");
+_LIT8(KLogCmpt, "logengine");
+#endif
+
+
+NONSHARABLE_CLASS(TLogData)
+ {
+ public:
+#ifdef __FLOG_ACTIVE
+ TLogData();
+
+ void SetLogTags(const TDesC8& aCmpt);
+
+ TInt iAccessCount;
+
+ RFileLogger iLogEngine;
+ TBuf8<KMaxTagLength> iCurrentComponent;
+#endif
+ };
+
+
+#ifdef __FLOG_ACTIVE
+TLogData::TLogData()
+ : iAccessCount(0), iCurrentComponent(KNullDesC8)
+ {}
+
+void TLogData::SetLogTags(const TDesC8& aCmpt)
+ {
+ if (aCmpt != iCurrentComponent)
+ {
+ iLogEngine.SetLogTags(KSubsystem, aCmpt.Left(KMaxTagLength));
+ iCurrentComponent = aCmpt.Left(KMaxTagLength);
+ }
+ }
+#endif
+
+#define GETLOG TLogData* __logger = static_cast<TLogData*>(Dll::Tls());
+
+
+
+EXPORT_C /*static*/ TInt CUsbLog::Connect()
+ {
+#ifdef __FLOG_ACTIVE
+ GETLOG;
+
+ if (!__logger)
+ {
+
+ CUsbLog::Write(KLogCmpt, _L8("Opening new logger connection"));
+ __logger = new TLogData();
+ if (!__logger)
+ {
+ CUsbLog::Write(KLogCmpt, _L8("Opening logger connection failed, no memory"));
+ return KErrNoMemory;
+ }
+
+ __logger->iLogEngine.Connect();
+ Dll::SetTls(__logger);
+ }
+
+ __logger->iAccessCount++;
+ CUsbLog::WriteFormat(KLogCmpt, _L8("Opening -- %d instances now open"), __logger->iAccessCount);
+
+ return KErrNone;
+#else
+ return KErrNotSupported;
+#endif
+ }
+
+
+EXPORT_C /*static*/ void CUsbLog::Close()
+ {
+#ifdef __FLOG_ACTIVE
+ GETLOG;
+
+ if (__logger)
+ {
+ TInt& count = __logger->iAccessCount;
+
+ if (count)
+ {
+ count--;
+ CUsbLog::WriteFormat(KLogCmpt, _L8("Closing -- %d instance(s) left open"), count);
+ if (!count)
+ {
+ __logger->iLogEngine.Close();
+ delete __logger;
+ Dll::SetTls(NULL);
+ CUsbLog::Write(KLogCmpt, _L8("Fully closed and deleted, now flogging statically."));
+ }
+ }
+ else
+ {
+ CUsbLog::Write(KLogCmpt, _L8("Not closing -- not opened"));
+ }
+ }
+#endif
+ }
+
+
+EXPORT_C /*static*/ void CUsbLog::Write(const TDesC8& IF_FLOGGING(aCmpt), const TDesC8& IF_FLOGGING(aText))
+ {
+#ifdef __FLOG_ACTIVE
+ GETLOG;
+
+#ifdef __USB_DEBUG_RDEBUG__
+ TBuf8<KUSBLogBufferSize> buf;
+ RThread thread;
+ buf.AppendFormat(_L8("%S\t%S\t%LX\t%S\r\n"), &KSubsystem(), &aCmpt, thread.Id().Id(), &aText);
+ RDebug::RawPrint(buf);
+#endif // __USB_DEBUG_RDEBUG
+
+ if (__logger)
+ {
+ __logger->SetLogTags(aCmpt);
+ __logger->iLogEngine.Write(aText);
+ }
+ else
+ {
+ RFileLogger::Write(KSubsystem, aCmpt, aText);
+ }
+#endif
+ }
+
+
+EXPORT_C /*static*/ void CUsbLog::WriteFormat(const TDesC8& IF_FLOGGING(aCmpt), TRefByValue<const TDesC8> IF_FLOGGING(aFmt), ...)
+ {
+#ifdef __FLOG_ACTIVE
+ VA_LIST list;
+ VA_START(list, aFmt);
+
+ GETLOG;
+
+#ifdef __USB_DEBUG_RDEBUG__
+ TUSBFlogOverflow8 objFlogBody8;
+ TBuf8<KUSBLogBufferSize> buf;
+ RThread thread;
+ buf.AppendFormat(_L8("%S\t%S\t%LX\t"), &KSubsystem(), &aCmpt, thread.Id().Id());
+ buf.AppendFormatList(aFmt, list, &objFlogBody8);
+ buf.Append(_L8("\r\n"));
+ RDebug::RawPrint(buf);
+#endif // __USB_DEBUG_RDEBUG
+
+ if (__logger)
+ {
+ __logger->SetLogTags(aCmpt);
+ __logger->iLogEngine.WriteFormat(aFmt, list);
+ }
+ else
+ {
+ RFileLogger::WriteFormat(KSubsystem, aCmpt, aFmt, list);
+ }
+#endif
+ }
+
+
+EXPORT_C /*static*/ void CUsbLog::WriteFormat(const TDesC8& IF_FLOGGING(aCmpt), TRefByValue<const TDesC8> IF_FLOGGING(aFmt), VA_LIST& IF_FLOGGING(aList))
+ {
+#ifdef __FLOG_ACTIVE
+ GETLOG;
+
+#ifdef __USB_DEBUG_RDEBUG__
+ TUSBFlogOverflow8 objFlogBody8;
+ TBuf8<KUSBLogBufferSize> buf;
+ RThread thread;
+ buf.AppendFormat(_L8("%S\t%S\t%LX\t"), &KSubsystem(), &aCmpt, thread.Id().Id());
+ buf.AppendFormatList(aFmt, aList, &objFlogBody8);
+ buf.Append(_L8("\r\n"));
+ RDebug::RawPrint(buf);
+#endif // __USB_DEBUG_RDEBUG
+
+ if (__logger)
+ {
+ __logger->SetLogTags(aCmpt);
+ __logger->iLogEngine.WriteFormat(aFmt, aList);
+ }
+ else
+ {
+ RFileLogger::WriteFormat(KSubsystem, aCmpt, aFmt, aList);
+ }
+#endif
+ }
+
+
+EXPORT_C /*static*/ void CUsbLog::Write(const TDesC8& IF_FLOGGING(aCmpt), const TDesC16& IF_FLOGGING(aText))
+ {
+#ifdef __FLOG_ACTIVE
+ GETLOG;
+
+#ifdef __USB_DEBUG_RDEBUG__
+ TBuf16<KUSBLogBufferSize> buf;
+ buf.AppendFormat(_L16("(TDesC16): %S\r\n"), &aText);
+ RDebug::RawPrint(buf);
+#endif // __USB_DEBUG_RDEBUG
+
+ if (__logger)
+ {
+ __logger->SetLogTags(aCmpt);
+ __logger->iLogEngine.Write(aText);
+ }
+ else
+ {
+ RFileLogger::WriteFormat(KSubsystem, aCmpt, aText);
+ }
+#endif
+ }
+
+
+EXPORT_C /*static*/ void CUsbLog::WriteFormat(const TDesC8& IF_FLOGGING(aCmpt), TRefByValue<const TDesC16> IF_FLOGGING(aFmt), ...)
+ {
+#ifdef __FLOG_ACTIVE
+ VA_LIST list;
+ VA_START(list, aFmt);
+
+ GETLOG;
+
+#ifdef __USB_DEBUG_RDEBUG__
+ TUSBFlogOverflow16 objFlogBody16;
+ TBuf16<KUSBLogBufferSize> wideBuf;
+ wideBuf.Append(_L16("(TDesC16): "));
+ wideBuf.AppendFormatList(aFmt, list, &objFlogBody16);
+ wideBuf.Append(_L16("\r\n"));
+ RDebug::RawPrint(wideBuf);
+#endif // __USB_DEBUG_RDEBUG
+
+ if (__logger)
+ {
+ __logger->SetLogTags(aCmpt);
+ __logger->iLogEngine.WriteFormat(aFmt, list);
+ }
+ else
+ {
+ RFileLogger::WriteFormat(KSubsystem, aCmpt, aFmt, list);
+ }
+#endif
+ }
+
+
+EXPORT_C /*static*/ void CUsbLog::WriteFormat(const TDesC8& IF_FLOGGING(aCmpt), TRefByValue<const TDesC16> IF_FLOGGING(aFmt), VA_LIST& IF_FLOGGING(aList))
+ {
+#ifdef __FLOG_ACTIVE
+ GETLOG;
+
+#ifdef __USB_DEBUG_RDEBUG__
+ TUSBFlogOverflow16 objFlogBody16;
+ TBuf16<KUSBLogBufferSize> wideBuf;
+ wideBuf.Append(_L16("(TDesC16): "));
+ wideBuf.AppendFormatList(aFmt, aList, &objFlogBody16);
+ wideBuf.Append(_L16("\r\n"));
+ RDebug::RawPrint(wideBuf);
+#endif // __USB_DEBUG_RDEBUG
+
+ if (__logger)
+ {
+ __logger->SetLogTags(aCmpt);
+ __logger->iLogEngine.WriteFormat(aFmt, aList);
+ }
+ else
+ {
+ RFileLogger::WriteFormat(KSubsystem, aCmpt, aFmt, aList);
+ }
+#endif
+ }
+
+
+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))
+ {
+#ifdef __FLOG_ACTIVE
+ GETLOG;
+
+#ifdef __USB_DEBUG_RDEBUG__
+ __CUsbLog_DoHexDump(aCmpt, TPtrC8(aPtr, aLen), TPtrC8(NULL,0), TPtrC8(NULL,0));
+#endif // __USB_DEBUG_RDEBUG
+
+ if (__logger)
+ {
+ __logger->SetLogTags(aCmpt);
+ __logger->iLogEngine.HexDump(aHeader, aMargin, aPtr, aLen);
+ }
+ else
+ {
+ RFileLogger::HexDump(KSubsystem, aCmpt, TPtrC8(aPtr, aLen), KNullDesC8);
+ }
+#endif
+ }
+
+
+#ifdef __USB_DEBUG_RDEBUG__
+
+#define BLANK _S("")
+const TInt KHexDumpWidth=16; ///< Number of bytes written per line when formatting as hex.
+const TInt KLowestPrintableCharacter = 32; ///< In Hex output, replace chars below space with a dot.
+const TInt KHighestPrintableCharacter = 126; ///< In Hex output, replace chars above 7-bits with a dot.
+
+_LIT8(KFirstFormatString8,"%04x : "); ///< Format string used in Hexdump to format first part: header and byte numbers.
+_LIT8(KSecondFormatString8,"%02x "); ///< Format string used in Hexdump to format mid part: each of the 16 bytes as hex
+_LIT8(KThirdFormatString8,"%c"); ///< Format string used in Hexdump to format the last part: each of the 16 bytes as characters
+_LIT8(KThreeSpaces8," "); ///< Format string used in Hexdump to define padding between first and mid parts
+_LIT8(KTwoSpaces8," "); ///< Format string used in Hexdump to define padding between hex and char bytes.
+const TText8 KFullStopChar8='.';
+
+void __CUsbLog_DoHexDump(const TDesC8& aCmpt, const TDesC8& aData, const TDesC8& aHeader, const TDesC8& aMargin)
+ {
+#ifdef __FLOG_ACTIVE
+ HBufC8* marginStr = NULL;
+ TBuf8<KMaxHexDumpWidth> buf;
+ TInt aRemainingLen = aData.Length();
+ TInt aHeaderLen = aHeader.Length();
+ TUSBFlogOverflow8 objFlogBody8;
+
+ if (aData.Length()==0) // nothing to do
+ {
+ return;
+ }
+
+
+ if (aHeaderLen > 0)
+ {
+
+ if (aMargin.Length() == 0)
+ {
+ marginStr = HBufC8::New(aHeader.Length());
+ if (marginStr == NULL)
+ {
+ return; // abort if No memory
+ }
+ TPtr8 marginStrPtr(marginStr->Des());
+ marginStrPtr.AppendFill(' ',aHeader.Length());
+ }
+ else
+ {
+ marginStr = aMargin.Alloc();
+ }
+ }
+
+
+
+ TUint blockStartPos = 0;
+ while (aRemainingLen>0)
+ {
+ RThread thread;
+ buf.AppendFormat(_L8("%S\t%S\t%LX\t"), &KSubsystem(), &aCmpt, thread.Id().Id());
+ TInt blockLength = (aRemainingLen>KHexDumpWidth ? KHexDumpWidth : aRemainingLen);
+
+ // write the header/margin and print in hex which bytes we are about to write
+ if (blockStartPos == 0)
+ {
+ if (aHeaderLen > 0)
+ {
+ buf.Append(aHeader);
+ }
+ buf.AppendFormat(KFirstFormatString8,&objFlogBody8, blockStartPos);
+ }
+ else
+ {
+ if (marginStr)
+ {
+ buf.Append(*marginStr);
+ }
+ buf.AppendFormat(KFirstFormatString8,&objFlogBody8,blockStartPos);
+ }
+
+ TInt bytePos;
+ // write the bytes as hex
+ for (bytePos = 0; bytePos < blockLength; bytePos++)
+ {
+ buf.AppendFormat(KSecondFormatString8,aData[blockStartPos + bytePos]);
+ }
+ while (bytePos++ < KHexDumpWidth)
+ {
+ buf.Append(KThreeSpaces8);
+ }
+ buf.Append(KTwoSpaces8);
+ // print the bytes as characters, or full stops if outside printable range
+ for (bytePos = 0; bytePos < blockLength; bytePos++)
+ {
+ buf.AppendFormat(KThirdFormatString8,(aData[blockStartPos + bytePos] < KLowestPrintableCharacter || aData[blockStartPos + bytePos] > KHighestPrintableCharacter) ? KFullStopChar8 : aData[blockStartPos + bytePos]);
+ }
+
+ buf.Append(_L8("\r\n"));
+ RDebug::RawPrint(buf);
+
+ buf.SetLength(0);
+ aRemainingLen -= blockLength;
+ blockStartPos += blockLength;
+ }
+ delete marginStr;
+#endif // __FLOG_ACTIVE
+ }
+
+
+
+#endif // __USB_DEBUG_RDEBUG
+
+
+/**
+Leave (if error) verbosely- log name of file and line number just before
+leaving.
+@param aFile The file we're leaving from.
+@param aLine The line number we're leaving from.
+@param aReason The leave code.
+*/
+EXPORT_C void VerboseLeaveIfErrorL(const TDesC8& IF_FLOGGING(aCpt),
+ char* IF_FLOGGING(aFile),
+ TInt IF_FLOGGING(aLine),
+ TInt aReason)
+ {
+ // only leave negative value
+ if ( aReason >= 0 )
+ {
+ return;
+ }
+
+#ifdef __FLOG_ACTIVE
+ _LIT8(KLeavePrefix, "LEAVE: ");
+
+ TPtrC8 fullFileName((const TUint8*)aFile);
+ TPtrC8 fileName(fullFileName.Ptr()+fullFileName.LocateReverse('\\')+1);
+
+ TBuf8<256> buf;
+ buf.Append(KLeavePrefix);
+ buf.AppendFormat(_L8("aReason = %d [file %S, line %d]"), aReason, &fileName,
+ aLine);
+ CUsbLog::Write(aCpt, buf);
+#endif
+
+ // finally
+ User::Leave(aReason);
+ }
+
+/**
+Leave verbosely- log name of file and line number just before
+leaving.
+@param aFile The file we're leaving from.
+@param aLine The line number we're leaving from.
+@param aReason The leave code.
+*/
+EXPORT_C void VerboseLeaveL(const TDesC8& IF_FLOGGING(aCpt),
+ char* IF_FLOGGING(aFile),
+ TInt IF_FLOGGING(aLine),
+ TInt aReason)
+ {
+#ifdef __FLOG_ACTIVE
+ _LIT8(KLeavePrefix, "LEAVE: ");
+
+ TPtrC8 fullFileName((const TUint8*)aFile);
+ TPtrC8 fileName(fullFileName.Ptr()+fullFileName.LocateReverse('\\')+1);
+
+ TBuf8<256> buf;
+ buf.Append(KLeavePrefix);
+ buf.AppendFormat(_L8("aReason = %d [file %S, line %d]"), aReason, &fileName,
+ aLine);
+ CUsbLog::Write(aCpt, buf);
+#endif
+
+ // finally
+ User::Leave(aReason);
+ }
+
+/**
+Panic verbosely- log name of file and line number just before panicking.
+@param aFile The file that's panicking.
+@param aLine The line number that's panicking.
+@param aReason The panic code.
+@param aPanicName The text of the panic code.
+@param aPanicCategory The panic category.
+*/
+EXPORT_C void VerbosePanic(const TDesC8& IF_FLOGGING(aCpt),
+ char* IF_FLOGGING(aFile),
+ TInt IF_FLOGGING(aLine),
+ TInt aPanicCode,
+ TText8* IF_FLOGGING(aPanicName),
+ const TDesC& aPanicCategory)
+ {
+#ifdef __FLOG_ACTIVE
+ _LIT8(KPanicPrefix, "PANIC: code ");
+
+ TPtrC8 fullFileName((const TUint8*)aFile);
+ TPtrC8 fileName(fullFileName.Ptr()+fullFileName.LocateReverse('\\')+1);
+
+ TBuf8<256> buf;
+ buf.Append(KPanicPrefix);
+ buf.AppendFormat(_L8("%d = %s [file %S, line %d]"),
+ aPanicCode,
+ aPanicName,
+ &fileName,
+ aLine);
+ CUsbLog::Write(aCpt, buf);
+#endif
+
+ // finally
+ User::Panic(aPanicCategory, aPanicCode);
+ }
+
+
+/**
+Panic the given message verbosely- log name of file and line number just
+before panicking.
+@param aMsg Message to panic.
+@param aFile The file that's panicking.
+@param aLine The line number that's panicking.
+@param aReason The panic code.
+@param aPanicName The text of the panic code.
+@param aPanicCategory The panic category.
+*/
+EXPORT_C void VerboseMsgPanic(const TDesC8& IF_FLOGGING(aCpt),
+ char* IF_FLOGGING(aFile),
+ TInt IF_FLOGGING(aLine),
+ const RMessage2& aMsg,
+ const TDesC& aCat,
+ TInt aPanicCode)
+ {
+#ifdef __FLOG_ACTIVE
+ _LIT8(KPanicPrefix, "PANICKING CLIENT: code ");
+
+ TPtrC8 fullFileName((const TUint8*)aFile);
+ TPtrC8 fileName(fullFileName.Ptr()+fullFileName.LocateReverse('\\')+1);
+
+ TBuf8<256> buf;
+ buf.Append(KPanicPrefix);
+ buf.AppendFormat(_L8("%d [file %S, line %d]"),
+ aPanicCode,
+ &fileName,
+ aLine);
+ CUsbLog::Write(aCpt, buf);
+#endif
+ // finally
+ aMsg.Panic(aCat, aPanicCode);
+ }
+
+#ifdef __FLOG_ACTIVE
+_LIT8(KInstrumentIn, ">>%S this = [0x%08x]");
+_LIT8(KInstrumentOut, "<<%S");
+#endif
+
+EXPORT_C TFunctionLogger::TFunctionLogger(const TDesC8& IF_FLOGGING(aCpt), const TDesC8& IF_FLOGGING(aString), TAny* IF_FLOGGING(aThis))
+ {
+#ifdef __FLOG_ACTIVE
+ iCpt.Set(aCpt);
+ iString.Set(aString);
+ CUsbLog::WriteFormat(iCpt, KInstrumentIn, &iString, aThis);
+#endif
+ }
+
+EXPORT_C TFunctionLogger::~TFunctionLogger()
+ {
+#ifdef __FLOG_ACTIVE
+ CUsbLog::WriteFormat(iCpt, KInstrumentOut, &iString);
+#endif
+ }
+