cpp-elf-parser/ElfParser.h at master · Emut/cpp-elf-parser · GitHub

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#ifndef ELFPARSER_H
#define ELFPARSER_H

class ElfParser
{

public:
	struct tsELFHeaderInfo
	{
		bool bValid;
		bool b32bit;
		bool b64bit;
		bool bLittleEndian;
		bool bBigEndian;
		unsigned char ucELFVersion;
		unsigned char ucOSABI;
		unsigned char ucABIVersion;
		unsigned short sType;
		unsigned short sInstructionSetID;
		unsigned int unELFVersion;
		unsigned long long ullProgramEntryPos;
		unsigned long long ullProgramHeaderOffset;
		unsigned long long ullSectionHeaderOffset;
		unsigned int unFlags;
		unsigned short usELFHeaderSize;
		unsigned short usProgramHeaderEntrySize;
		unsigned short usProgramHeaderNumberOfEntries;
		unsigned short usSectionHeaderEntrySize;
		unsigned short usSectionHeaderNumberOfEntries;
		unsigned short usStringTableSectionIndex;

	};

	struct tsSectionHeaderInfo
	{
		unsigned int unSectionID;
		unsigned int unSectionNameIndex;
		unsigned int unSectionType;
		unsigned long long ullSectionFlags;
		unsigned long long ullSectionAddress;
		unsigned long long ullSectionOffset;
		unsigned long long ullSectionSize;
		unsigned int unSectionHeaderIndex;
		unsigned int unSectionInfo;
		unsigned long long ullSectionAddressAllignment;
		unsigned long long ullSectionEntrySize;
		char* cpSectionName;

	};

	struct tsSymbolInfo
	{
		unsigned int unSymbolID;
		unsigned int unSymbolNameIndex;
		unsigned long long ullSymbolValue;
		unsigned long long ullSymbolSize;
		unsigned char ucSymbolInfo;
		unsigned char ucSymbolOther;
		unsigned short usBoundSectionHeaderIndex;
		char* cpSymbolName;
	};

	ElfParser(char* cpFileName);
	ElfParser(unsigned char* ucpBuffer, unsigned int unBufferLength);
	~ElfParser();

	static bool ParseHeader(char* cpFileName, tsELFHeaderInfo* stpHeaderInfo);
	static bool ParseHeader(unsigned char* ucpBuffer, int nBufferLength, tsELFHeaderInfo* stpHeaderInfo);
	static void PrintHeaderInfo(tsELFHeaderInfo stHeaderInfo);
	static void ParseSection(unsigned char* ucpBuffer, unsigned int unSectionStartIndex, bool bIs32bit, bool bIsLittleEndian, tsSectionHeaderInfo* stResults,
		unsigned int unStringTableIndex = -1);
	static void PrintSectionHeaderInfo(tsSectionHeaderInfo stStructHeader);
	static void ParseSymbolInfo(unsigned char* ucpBuffer, unsigned int unSymbolStartIndex, bool bIs32bit, bool bIsLittleEndian, tsSymbolInfo* stResults,
		unsigned int unStringTableIndex = -1);
	static void PrintSymbolInfo(tsSymbolInfo stSymbolInfo);
	//static int getStringTableSectionID(tsSectionHeaderInfo* stpSectionHeaderArray);

	bool ParseHeader();
	void PrintHeaderInfo();
	void ParseAllSections();
	void PrintAllSectionHeaderInfo();
	void ParseAllSymbols();
	void PrintAllSymbolInfo();

	unsigned int unSymbolSectionID;
	unsigned int unSymbolCount;
	unsigned int unStrtabSectionID;

	tsELFHeaderInfo stELFHeaderInfo;
	tsSectionHeaderInfo* stpSectionHeaderInfo;
	tsSymbolInfo* stpSymbolInfo;

private:
	unsigned char* ucpFileBuffer;
	unsigned int unFileSize;


};


#endif