mirror of
https://github.com/mod-playerbots/azerothcore-wotlk.git
synced 2026-01-17 10:55:43 +00:00
101 lines
2.7 KiB
C++
101 lines
2.7 KiB
C++
/*
|
|
* This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU Affero General Public License as published by the
|
|
* Free Software Foundation; either version 3 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 Affero General Public License for
|
|
* more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#define _CRT_SECURE_NO_DEPRECATE
|
|
|
|
#include "dbcfile.h"
|
|
|
|
#include "mpq_libmpq04.h"
|
|
#include <utility>
|
|
|
|
DBCFile::DBCFile(std::string filename):
|
|
filename(std::move(filename)), recordSize(0), recordCount(0), fieldCount(0), stringSize(0), data(nullptr), stringTable(nullptr)
|
|
{
|
|
}
|
|
|
|
bool DBCFile::open()
|
|
{
|
|
MPQFile f(filename.c_str());
|
|
char header[4];
|
|
unsigned int na, nb, es, ss;
|
|
|
|
if (f.read(header, 4) != 4) // Number of records
|
|
return false;
|
|
|
|
if (header[0] != 'W' || header[1] != 'D' || header[2] != 'B' || header[3] != 'C')
|
|
return false;
|
|
|
|
if (f.read(&na, 4) != 4) // Number of records
|
|
return false;
|
|
if (f.read(&nb, 4) != 4) // Number of fields
|
|
return false;
|
|
if (f.read(&es, 4) != 4) // Size of a record
|
|
return false;
|
|
if (f.read(&ss, 4) != 4) // String size
|
|
return false;
|
|
|
|
recordSize = es;
|
|
recordCount = na;
|
|
fieldCount = nb;
|
|
stringSize = ss;
|
|
if (fieldCount * 4 != recordSize)
|
|
return false;
|
|
|
|
data = new unsigned char[recordSize * recordCount + stringSize];
|
|
stringTable = data + recordSize * recordCount;
|
|
|
|
size_t data_size = recordSize * recordCount + stringSize;
|
|
if (f.read(data, data_size) != data_size)
|
|
return false;
|
|
f.close();
|
|
return true;
|
|
}
|
|
DBCFile::~DBCFile()
|
|
{
|
|
delete [] data;
|
|
}
|
|
|
|
DBCFile::Record DBCFile::getRecord(size_t id)
|
|
{
|
|
assert(data);
|
|
return Record(*this, data + id * recordSize);
|
|
}
|
|
|
|
size_t DBCFile::getMaxId()
|
|
{
|
|
assert(data);
|
|
|
|
size_t maxId = 0;
|
|
for (size_t i = 0; i < getRecordCount(); ++i)
|
|
{
|
|
if (maxId < getRecord(i).getUInt(0))
|
|
maxId = getRecord(i).getUInt(0);
|
|
}
|
|
return maxId;
|
|
}
|
|
|
|
DBCFile::Iterator DBCFile::begin()
|
|
{
|
|
assert(data);
|
|
return Iterator(*this, data);
|
|
}
|
|
DBCFile::Iterator DBCFile::end()
|
|
{
|
|
assert(data);
|
|
return Iterator(*this, stringTable);
|
|
}
|