1 // Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // Implementation of the Class DefFile for the elf2e32 tool

    15 // @internalComponent

    16 // @released

    17 // 

    18 //

    19 

    20 #ifndef _DEF_FILE_

    21 #define _DEF_FILE_

    22 

    23 #include <list>

    24 

    25 class Symbol;

    26 typedef std::list <Symbol*>	SymbolList;

    27 

    28 /**

    29 Class for DEF File Handler.

    30 @internalComponent

    31 @released

    32 */

    33 class DefFile

    34 {

    35 	public:

    36 		DefFile():iSymbolList(NULL){};

    37 		virtual ~DefFile();

    38 		SymbolList* ReadDefFile(char *defFile);

    39 		void WriteDefFile(char *fileName, SymbolList *newSymbolList);

    40 		SymbolList* GetSymbolEntryList(char *defFile);

    41 		SymbolList* GetSymbolEntryList() { return iSymbolList;}

    42 	private:

    43 		char *iFileName;

    44 		SymbolList *iSymbolList;

    45 		int GetFileSize(FILE * fptrDef);

    46 		char* OpenDefFile(char *defFile);

    47 		void ParseDefFile(char *defData);

    48 		bool Tokenize(char* tokens, int aLineNum, Symbol& aSymbol);

    49 };

    50 

    51 //Different states while parsing a line in the def file.

    52 enum DefStates

    53 {

    54 	EInitState = 0,

    55 	ESymbolName = 1,

    56 	EAtSymbol,

    57 	EOrdinal,

    58 	EOptionals,

    59 	EComment,

    60 	EFinalState,

    61 	EInvalidState

    62 };

    63 

    64 #define CODESYM "CODE"

    65 #define DATASYM "DATA"

    66 

    67 /**

    68 Class for parsing a line from the DEF File.

    69 @internalComponent

    70 @released

    71 */

    72 class LineToken

    73 {

    74 public:

    75 	LineToken(char* , int , char *, Symbol *aSym);

    76 	char *iLine;

    77 	Symbol *iSymbol;

    78 	int iOffset;

    79 	DefStates iState;

    80 	

    81 	char *iFileName;

    82 	int iLineNum;

    83 

    84 	bool Tokenize();

    85 	void NextToken();

    86 	void IncrOffset(int aOff);

    87 	void SetState(DefStates aState);

    88 

    89 	bool IsWhiteSpace(char *aStr, int&);

    90 	bool IsPattern(char*, int&, int&);

    91 	bool IsDigit(char*, int&);

    92 	bool IsWord(char*, int&);

    93 };

    94 #endif