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69 lines
2.0 KiB
C++
69 lines
2.0 KiB
C++
//---------------------------------------------------------------------------
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//
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// SCSI Target Emulator RaSCSI Reloaded
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// for Raspberry Pi
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//
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// Copyright (C) 2021-2022 Uwe Seimet
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//
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// The DeviceFactory singleton creates devices based on their type and the image file extension
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//
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//---------------------------------------------------------------------------
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#pragma once
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#include <list>
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#include <vector>
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#include <unordered_set>
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#include <unordered_map>
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#include <string>
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#include "rascsi_interface.pb.h"
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using namespace std;
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using namespace rascsi_interface;
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using Geometry = pair<uint32_t, uint32_t>;
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class Device;
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class DeviceFactory
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{
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friend class ControllerManager;
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DeviceFactory();
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~DeviceFactory();
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DeviceFactory(DeviceFactory&) = delete;
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DeviceFactory& operator=(const DeviceFactory&) = delete;
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public:
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static DeviceFactory& instance();
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Device *CreateDevice(PbDeviceType, const string&, int);
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void DeleteDevice(const Device *) const;
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const Device *GetDeviceByIdAndLun(int, int) const;
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list<Device *> GetAllDevices() const;
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PbDeviceType GetTypeForFile(const string&) const;
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const unordered_set<uint32_t>& GetSectorSizes(PbDeviceType type) { return sector_sizes[type]; }
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const unordered_set<uint32_t>& GetSectorSizes(const string&) const;
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const unordered_map<string, string>& GetDefaultParams(PbDeviceType type) { return default_params[type]; }
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list<string> GetNetworkInterfaces() const;
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unordered_map<string, PbDeviceType> GetExtensionMapping() const { return extension_mapping; }
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private:
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void DeleteAllDevices() const;
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unordered_map<PbDeviceType, unordered_set<uint32_t>> sector_sizes;
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// Optional mapping of drive capacities to drive geometries
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unordered_map<PbDeviceType, unordered_map<uint64_t, Geometry>> geometries;
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unordered_map<PbDeviceType, unordered_map<string, string>> default_params;
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unordered_map<string, PbDeviceType> extension_mapping;
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string GetExtension(const string&) const;
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static std::multimap<int, Device *> devices;
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};
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