mirror of
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103 lines
2.7 KiB
C++
103 lines
2.7 KiB
C++
/*
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* AscEmu Framework based on ArcEmu MMORPG Server
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* Copyright (c) 2014-2023 AscEmu Team <http://www.ascemu.org>
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* Copyright (C) 2005-2011 MaNGOS <http://getmangos.com/>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#define _CRT_SECURE_NO_DEPRECATE
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#include "dbcfile.h"
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#include "mpq_libmpq04.h"
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DBCFile::DBCFile(const std::string& filename):
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filename(filename), recordSize(0), recordCount(0), fieldCount(0), stringSize(0), data(NULL), stringTable(NULL)
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{
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}
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bool DBCFile::open()
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{
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MPQFile f(filename.c_str());
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char header[4];
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unsigned int na,nb,es,ss;
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if(f.read(header,4)!=4) // Number of records
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return false;
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if(header[0]!='W' || header[1]!='D' || header[2]!='B' || header[3]!='C')
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return false;
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if(f.read(&na,4)!=4) // Number of records
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return false;
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if(f.read(&nb,4)!=4) // Number of fields
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return false;
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if(f.read(&es,4)!=4) // Size of a record
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return false;
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if(f.read(&ss,4)!=4) // String size
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return false;
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recordSize = es;
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recordCount = na;
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fieldCount = nb;
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stringSize = ss;
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if(fieldCount*4 != recordSize)
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return false;
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data = new unsigned char[recordSize*recordCount+stringSize];
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stringTable = data + recordSize*recordCount;
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size_t data_size = recordSize*recordCount+stringSize;
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if(f.read(data,data_size)!=data_size)
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return false;
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f.close();
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return true;
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}
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DBCFile::~DBCFile()
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{
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delete [] data;
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}
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DBCFile::Record DBCFile::getRecord(size_t id)
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{
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assert(data);
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return Record(*this, data + id*recordSize);
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}
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size_t DBCFile::getMaxId()
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{
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assert(data);
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size_t maxId = 0;
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for(size_t i = 0; i < getRecordCount(); ++i)
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{
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if(maxId < getRecord(i).getUInt(0))
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maxId = getRecord(i).getUInt(0);
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}
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return maxId;
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}
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DBCFile::Iterator DBCFile::begin()
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{
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assert(data);
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return Iterator(*this, data);
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}
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DBCFile::Iterator DBCFile::end()
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{
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assert(data);
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return Iterator(*this, stringTable);
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}
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