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/* -*- mode: C++; tab-width: 4 -*- */
/* ================================================================================== */
/* Copyright (c) 1998-1999 3Com Corporation or its subsidiaries. All rights reserved. */
/* ================================================================================== */
#ifndef __MAPFILE_H__
#define __MAPFILE_H__
#include <stdio.h>
// -----------------------------------------------------------------------------
// class MapFile
//
// A MapFile is a class which reads a file of name -> value pair mappings into
// memory, and then presents the data as an associative map
// -----------------------------------------------------------------------------
class MapEntry;
class MapFile
{
public:
// -----------------------------------------------------------------------------
// constructor / destructor
// -----------------------------------------------------------------------------
MapFile( int buckets = 20 );
MapFile( const char* filename, int buckets = 20 );
virtual ~MapFile( void );
// -----------------------------------------------------------------------------
// public methods
// -----------------------------------------------------------------------------
void parseFile( const char* fname );
// add mapping to Map. Memory is copied.
void add( const char* key, const char* value );
bool remove( const char* key );
char* find( const char* key );
int size() { return _count; }
void dump( FILE* f );
void setCaseCompare( bool b ) { _useCase = b; }
bool getCaseCompare() { return _useCase; }
private:
// -----------------------------------------------------------------------------
// private methods
// -----------------------------------------------------------------------------
void initialize();
void removeEntry( MapEntry* entry );
void insertEntry( MapEntry* entry );
int hash( const char* key );
MapEntry* lookup( const char* key );
void scanLine( char* line );
void parseLine( char* line );
char* trim( char *s );
int compare( const char *s1, const char *s2 );
// -----------------------------------------------------------------------------
// private data members
// -----------------------------------------------------------------------------
bool _useCase;
int _numBuckets;
int _count;
MapEntry **_buckets;
};
#endif /* __MAPFILE_H__ */
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