RASCSI/src_old/raspberrypi/disk_image/disk_image_handle_factory.cpp

49 lines
1.6 KiB
C++

//---------------------------------------------------------------------------
//
// SCSI Target Emulator RaSCSI (*^..^*)
// for Raspberry Pi
//
// Copyright (C) 2022 akuker
//
// Factory class for creating DiskImageHandles
//
// [ DiskImageHandleFactory ]
//
//---------------------------------------------------------------------------
#include "disk_image/disk_image_handle_factory.h"
#include "log.h"
#include "disk_image/disk_track_cache.h"
#include "disk_image/mmap_file_handle.h"
#include "disk_image/posix_file_handle.h"
DiskImageHandleType DiskImageHandleFactory::current_access_type = DiskImageHandleType::ePosixFile;
DiskImageHandle *DiskImageHandleFactory::CreateDiskImageHandle(const Filepath &path, int size, uint32_t blocks, off_t imgoff)
{
DiskImageHandle *result = NULL;
if (current_access_type == DiskImageHandleType::eMmapFile)
{
LOGINFO("%s Creating MmapFileAccess %s", __PRETTY_FUNCTION__, path.GetPath())
result = new MmapFileHandle(path, size, blocks, imgoff);
}
else if (current_access_type == DiskImageHandleType::eRamCache)
{
LOGINFO("%s Creating DiskCache %s", __PRETTY_FUNCTION__, path.GetPath())
result = new DiskCache(path, size, blocks, imgoff);
}
else if (current_access_type == DiskImageHandleType::ePosixFile)
{
LOGINFO("%s Creating PosixFileHandle %s", __PRETTY_FUNCTION__, path.GetPath())
result = new PosixFileHandle(path, size, blocks, imgoff);
}
if (result == NULL)
{
LOGWARN("%s Unable to create the File Access", __PRETTY_FUNCTION__);
}
return result;
}