83 lines
1.9 KiB
C++
83 lines
1.9 KiB
C++
/*
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* Copyright (C) 2008-2017 TrinityCore <http://www.trinitycore.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 it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* 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 "loadlib.h"
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#include <cstdio>
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u_map_fcc MverMagic = { {'R','E','V','M'} };
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FileLoader::FileLoader()
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{
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data = 0;
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data_size = 0;
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version = 0;
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}
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FileLoader::~FileLoader()
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{
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free();
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}
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bool FileLoader::loadFile(HANDLE mpq, char* filename, bool log)
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{
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free();
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HANDLE file;
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if (!SFileOpenFileEx(mpq, filename, SFILE_OPEN_PATCHED_FILE, &file))
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{
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if (log)
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printf("No such file %s\n", filename);
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return false;
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}
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data_size = SFileGetFileSize(file, NULL);
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data = new uint8[data_size];
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SFileReadFile(file, data, data_size, NULL/*bytesRead*/, NULL);
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if (prepareLoadedData())
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{
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SFileCloseFile(file);
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return true;
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}
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printf("Error loading %s\n", filename);
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SFileCloseFile(file);
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free();
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return false;
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}
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bool FileLoader::prepareLoadedData()
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{
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// Check version
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version = (file_MVER *) data;
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if (version->fcc != MverMagic.fcc)
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return false;
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if (version->ver != FILE_FORMAT_VERSION)
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return false;
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return true;
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}
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void FileLoader::free()
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{
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if (data) delete[] data;
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data = 0;
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data_size = 0;
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version = 0;
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}
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