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/*
* Copyright (C) 2005-2008 MaNGOS <http://www.mangosproject.org/>
*
* Copyright (C) 2008 Trinity <http://www.trinitycore.org/>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef DBCFILE_H
#define DBCFILE_H
#include "Platform/Define.h"
#include "Utilities/ByteConverter.h"
#include <cassert>
enum
{
FT_NA='x', //not used or unknown, 4 byte size
FT_NA_BYTE='X', //not used or unknown, byte
FT_STRING='s', //char*
FT_FLOAT='f', //float
FT_INT='i', //uint32
FT_BYTE='b', //uint8
FT_SORT='d', //sorted by this field, field is not included
FT_IND='n', //the same,but parsed to data
FT_LOGIC='l' //Logical (boolean)
};
class DBCFile
{
public:
DBCFile();
~DBCFile();
bool Load(const char *filename, const char *fmt);
class Record
{
public:
float getFloat(size_t field) const
{
assert(field < file.fieldCount);
float val = *reinterpret_cast<float*>(offset+file.GetOffset(field));
EndianConvert(val);
return val;
}
uint32 getUInt(size_t field) const
{
assert(field < file.fieldCount);
uint32 val = *reinterpret_cast<uint32*>(offset+file.GetOffset(field));
EndianConvert(val);
return val;
}
uint8 getUInt8(size_t field) const
{
assert(field < file.fieldCount);
return *reinterpret_cast<uint8*>(offset+file.GetOffset(field));
}
const char *getString(size_t field) const
{
assert(field < file.fieldCount);
size_t stringOffset = getUInt(field);
assert(stringOffset < file.stringSize);
return reinterpret_cast<char*>(file.stringTable + stringOffset);
}
private:
Record(DBCFile &file_, unsigned char *offset_): offset(offset_), file(file_) {}
unsigned char *offset;
DBCFile &file;
friend class DBCFile;
};
// Get record by id
Record getRecord(size_t id);
/// Get begin iterator over records
uint32 GetNumRows() const { return recordCount;}
uint32 GetCols() const { return fieldCount; }
uint32 GetOffset(size_t id) const { return (fieldsOffset != NULL && id < fieldCount) ? fieldsOffset[id] : 0; }
bool IsLoaded() {return (data!=NULL);}
char* AutoProduceData(const char* fmt, uint32& count, char**& indexTable);
char* AutoProduceStrings(const char* fmt, char* dataTable);
static uint32 GetFormatRecordSize(const char * format, int32 * index_pos = NULL);
private:
uint32 recordSize;
uint32 recordCount;
uint32 fieldCount;
uint32 stringSize;
uint32 *fieldsOffset;
unsigned char *data;
unsigned char *stringTable;
};
#endif
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