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/*
* This file is part of the TrinityCore 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 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 "DB2CascFileSource.h"
#include "StringFormat.h"
#include <CascLib.h>
DB2CascFileSource::DB2CascFileSource(std::shared_ptr<CASC::Storage const> storage, uint32 fileDataId, bool printErrors /*= true*/)
{
_storageHandle = storage;
_fileHandle.reset(storage->OpenFile(fileDataId, CASC_LOCALE_NONE, printErrors, true));
_fileName = Trinity::StringFormat("FileDataId: {}", fileDataId);
}
DB2CascFileSource::~DB2CascFileSource() = default;
bool DB2CascFileSource::IsOpen() const
{
return _fileHandle != nullptr;
}
bool DB2CascFileSource::Read(void* buffer, std::size_t numBytes)
{
uint32 bytesRead = 0;
return _fileHandle->ReadFile(buffer, numBytes, &bytesRead) && numBytes == bytesRead;
}
int64 DB2CascFileSource::GetPosition() const
{
return _fileHandle->GetPointer();
}
bool DB2CascFileSource::SetPosition(int64 position)
{
return _fileHandle->SetPointer(position);
}
int64 DB2CascFileSource::GetFileSize() const
{
return _fileHandle->GetSize();
}
CASC::File* DB2CascFileSource::GetNativeHandle() const
{
return _fileHandle.get();
}
char const* DB2CascFileSource::GetFileName() const
{
return _fileName.c_str();
}
DB2EncryptedSectionHandling DB2CascFileSource::HandleEncryptedSection(DB2SectionHeader const& sectionHeader) const
{
if (std::shared_ptr<CASC::Storage const> storage = _storageHandle.lock())
return storage->HasTactKey(sectionHeader.TactId) ? DB2EncryptedSectionHandling::Process : DB2EncryptedSectionHandling::Skip;
return DB2EncryptedSectionHandling::Skip;
}
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