55 lines
1.5 KiB
C++
55 lines
1.5 KiB
C++
// Copyright 2008 Dolphin Emulator Project
|
|
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
|
|
#pragma once
|
|
|
|
#include <memory>
|
|
#include <string>
|
|
|
|
#include "Common/CommonTypes.h"
|
|
#include "Common/IOFile.h"
|
|
#include "DiscIO/Blob.h"
|
|
|
|
#ifdef _WIN32
|
|
#include <windows.h>
|
|
#include <winioctl.h>
|
|
#endif
|
|
|
|
namespace DiscIO
|
|
{
|
|
class DriveReader : public SectorReader
|
|
{
|
|
public:
|
|
static std::unique_ptr<DriveReader> Create(const std::string& drive);
|
|
~DriveReader();
|
|
|
|
BlobType GetBlobType() const override { return BlobType::DRIVE; }
|
|
|
|
u64 GetRawSize() const override { return m_size; }
|
|
u64 GetDataSize() const override { return m_size; }
|
|
DataSizeType GetDataSizeType() const override { return DataSizeType::Accurate; }
|
|
|
|
u64 GetBlockSize() const override { return ECC_BLOCK_SIZE; }
|
|
bool HasFastRandomAccessInBlock() const override { return false; }
|
|
std::string GetCompressionMethod() const override { return {}; }
|
|
std::optional<int> GetCompressionLevel() const override { return std::nullopt; }
|
|
|
|
private:
|
|
DriveReader(const std::string& drive);
|
|
bool GetBlock(u64 block_num, u8* out_ptr) override;
|
|
bool ReadMultipleAlignedBlocks(u64 block_num, u64 num_blocks, u8* out_ptr) override;
|
|
|
|
#ifdef _WIN32
|
|
HANDLE m_disc_handle = INVALID_HANDLE_VALUE;
|
|
PREVENT_MEDIA_REMOVAL m_lock_cdrom;
|
|
bool IsOK() const { return m_disc_handle != INVALID_HANDLE_VALUE; }
|
|
#else
|
|
File::IOFile m_file;
|
|
bool IsOK() const { return m_file.IsOpen() && m_file.IsGood(); }
|
|
#endif
|
|
static constexpr u64 ECC_BLOCK_SIZE = 0x8000;
|
|
u64 m_size = 0;
|
|
};
|
|
|
|
} // namespace DiscIO
|