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/*
* Copyright (C) 2008-2019 TrinityCore <https://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, see <http://www.gnu.org/licenses/>.
*/
#include "DB2FileSystemSource.h"
#include <boost/filesystem/operations.hpp>
DB2FileSystemSource::DB2FileSystemSource(std::string const& fileName)
{
_fileName = fileName;
_file = fopen(_fileName.c_str(), "rb");
}
DB2FileSystemSource::~DB2FileSystemSource()
{
if (_file)
fclose(_file);
}
bool DB2FileSystemSource::IsOpen() const
{
return _file != nullptr;
}
bool DB2FileSystemSource::Read(void* buffer, std::size_t numBytes)
{
return fread(buffer, numBytes, 1, _file) == 1;
}
std::size_t DB2FileSystemSource::GetPosition() const
{
return ftell(_file);
}
bool DB2FileSystemSource::SetPosition(std::size_t position)
{
return fseek(_file, position, SEEK_SET) == 0;
}
std::size_t DB2FileSystemSource::GetFileSize() const
{
boost::system::error_code error;
std::size_t size = boost::filesystem::file_size(_fileName, error);
return !error ? size : 0;
}
char const* DB2FileSystemSource::GetFileName() const
{
return _fileName.c_str();
}
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