imgtools/imglib/symbolutil/bsymutil.h
author marvin shi <marvin.shi@nokia.com>
Fri, 19 Nov 2010 13:37:08 +0800
changeset 698 e3ee96a3961c
parent 695 46ca13b54f56
permissions -rw-r--r--
fix ou1cimx1#651819 rofsbiuld fails to generate correct log info when using multi-thread
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/*
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* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: 
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*
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*/
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#ifndef __BSYMUTIL_H__
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#define __BSYMUTIL_H__
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#include <e32std.h>
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#include <vector>
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#include <string>
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using namespace std;
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const int BSYM_PAGE_SIZE = 4096;
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const int MaxSize = 4*1024*1024;
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const TUint16 BsymMajorVer = 3;
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const TUint16 BsymMinorVer = 0;
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struct TBsymHeader {
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	char iMagic[4]; // 'B','S','Y','M' always big-endian
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	char iMajorVer[2]; // always big-endian, currently 3
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	char iMinorVer[2]; // always big-endian, currently 0.
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	char iEndiannessFlag;
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	char iCompressionFlag;
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	char iReservered[2];
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	TUint32 iDbgUnitOffset;
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	TUint32 iDbgUnitCount;
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	TUint32 iSymbolOffset;
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	TUint32 iSymbolCount;
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	TUint32 iStringTableOffset;
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	TUint32 iStringTableBytes;
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	TUint32 iCompressedSize;
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	TUint32 iUncompressSize;
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	TUint32 iCompressInfoOffset;
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};
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struct TDbgUnitEntry {
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	TUint32 iCodeAddress;
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	TUint32 iCodeSymbolCount;
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	TUint32 iDataAddress;
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	TUint32 iDataSymbolCount;
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	TUint32 iBssAddress;
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	TUint32 iBssSymbolCount;
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	TUint32 iPCNameOffset;
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	TUint32 iDevNameOffset;
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	TUint32 iStartSymbolIndex;
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	TDbgUnitEntry()
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	{
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		iCodeAddress =0;
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		iCodeSymbolCount =0;
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		iDataAddress =0;
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		iDataSymbolCount =0;
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		iBssAddress =0;
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		iBssSymbolCount =0;
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		iPCNameOffset =0;
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		iDevNameOffset =0;
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		iStartSymbolIndex =0;
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	}
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	void Reset()
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	{
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		iCodeAddress =0;
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		iCodeSymbolCount =0;
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		iDataAddress =0;
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		iDataSymbolCount =0;
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		iBssAddress =0;
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		iBssSymbolCount =0;
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		iPCNameOffset =0;
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		iDevNameOffset =0;
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		iStartSymbolIndex =0;
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	}
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};
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struct TDbgUnitPCEntry {
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	TDbgUnitEntry iDbgUnitEntry;
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	string iPCName;
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	string iDevName;
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};
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struct TSymbolEntry {
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	TUint32 iAddress;
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	TUint32 iLength;
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	TUint32 iScopeNameOffset;
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	TUint32 iNameOffset;
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	TUint32 iSecNameOffset;
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	TSymbolEntry()
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	{
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		iAddress =0;
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		iLength =0;
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		iScopeNameOffset =0;
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		iNameOffset =0;
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		iSecNameOffset =0;
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	}
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};
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struct TSymbolPCEntry {
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	TSymbolEntry iSymbolEntry;
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	string iScopeName;
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	string iName;
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	string iSecName;
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};
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struct TPageInfo {
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	TUint32 iPageStartOffset;
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	TUint32 iPageDataSize;
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};
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struct TCompressedHeaderInfo
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{
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	TUint32 iPageSize;
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	TUint32 iTotalPageNumber;
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	TPageInfo iPages[1];
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};
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typedef vector<TDbgUnitPCEntry> TDbgUnitEntrySet;
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typedef vector<TSymbolPCEntry> TSymbolPCEntrySet;
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typedef vector<string> StringList;
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struct MapFileInfo
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{
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	TDbgUnitPCEntry iDbgUnitPCEntry;
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	TSymbolPCEntrySet iSymbolPCEntrySet;
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};
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typedef vector<MapFileInfo> MapFileInfoSet;
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class ByteOrderUtil
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{
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public:
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	static bool IsLittleEndian()
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	{
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		union {
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			unsigned int a;
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			unsigned char b;
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		} c;
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		c.a = 1;
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		return (c.b == 1);
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	}
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};
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class MemoryWriter
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{
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public:
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	MemoryWriter();
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	~MemoryWriter();
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	int WriteBytes(const char* pChar, int size);
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	TUint32 GetOffset();
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	char* GetDataPointer();
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	bool ExtendMemory();
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	bool SetOffset(TUint32 aOffset);
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	void AddEmptyString();
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	TUint32 AddString(const string& aStr);
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	TUint32 AddScopeName(const string& aStr);
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	void SetStringTableStart(TUint32 aOffset);
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	TUint32 GetStringTableStart();
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private:
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	char* iChar;
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	TUint32 iOffset;
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	TUint32 iStringTableStart;
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	string iLastScopeName;
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	TUint32 iLastScopeNameOffset;
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	TUint32 iTotalSize;
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};
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#endif