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https://github.com/dolphin-emu/dolphin.git
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94 lines
3.2 KiB
C++
94 lines
3.2 KiB
C++
// Copyright 2008 Dolphin Emulator Project
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// Licensed under GPLv2+
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// Refer to the license.txt file included.
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#pragma once
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#include <cstring>
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#include <map>
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#include <string>
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#include <vector>
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#include "Common/CommonFuncs.h"
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#include "Common/CommonTypes.h"
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#include "Common/StringUtil.h"
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#include "DiscIO/Enums.h"
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namespace DiscIO
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{
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enum class BlobType;
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class IVolume
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{
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public:
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IVolume() {}
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virtual ~IVolume() {}
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// decrypt parameter must be false if not reading a Wii disc
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virtual bool Read(u64 _Offset, u64 _Length, u8* _pBuffer, bool decrypt) const = 0;
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template <typename T>
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bool ReadSwapped(u64 offset, T* buffer, bool decrypt) const
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{
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T temp;
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if (!Read(offset, sizeof(T), reinterpret_cast<u8*>(&temp), decrypt))
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return false;
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*buffer = Common::FromBigEndian(temp);
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return true;
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}
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virtual bool GetTitleID(u64*) const { return false; }
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virtual std::vector<u8> GetTMD() const { return {}; }
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virtual std::string GetGameID() const = 0;
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virtual std::string GetMakerID() const = 0;
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virtual u16 GetRevision() const = 0;
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virtual std::string GetInternalName() const = 0;
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virtual std::map<Language, std::string> GetShortNames() const { return {{}}; }
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virtual std::map<Language, std::string> GetLongNames() const { return {{}}; }
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virtual std::map<Language, std::string> GetShortMakers() const { return {{}}; }
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virtual std::map<Language, std::string> GetLongMakers() const { return {{}}; }
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virtual std::map<Language, std::string> GetDescriptions() const { return {{}}; }
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virtual std::vector<u32> GetBanner(int* width, int* height) const = 0;
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virtual u64 GetFSTSize() const = 0;
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virtual std::string GetApploaderDate() const = 0;
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// 0 is the first disc, 1 is the second disc
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virtual u8 GetDiscNumber() const { return 0; }
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virtual Platform GetVolumeType() const = 0;
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virtual bool SupportsIntegrityCheck() const { return false; }
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virtual bool CheckIntegrity() const { return false; }
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virtual bool ChangePartition(u64 offset) { return false; }
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virtual Country GetCountry() const = 0;
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virtual BlobType GetBlobType() const = 0;
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// Size of virtual disc (not always accurate)
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virtual u64 GetSize() const = 0;
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// Size on disc (compressed size)
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virtual u64 GetRawSize() const = 0;
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static std::vector<u32> GetWiiBanner(int* width, int* height, u64 title_id);
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protected:
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template <u32 N>
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std::string DecodeString(const char (&data)[N]) const
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{
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// strnlen to trim NULLs
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std::string string(data, strnlen(data, sizeof(data)));
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// There doesn't seem to be any GC discs with the country set to Taiwan...
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// But maybe they would use Shift_JIS if they existed? Not sure
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bool use_shift_jis =
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(Country::COUNTRY_JAPAN == GetCountry() || Country::COUNTRY_TAIWAN == GetCountry());
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if (use_shift_jis)
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return SHIFTJISToUTF8(string);
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else
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return CP1252ToUTF8(string);
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}
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static std::map<Language, std::string> ReadWiiNames(const std::vector<u8>& data);
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static const size_t NUMBER_OF_LANGUAGES = 10;
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static const size_t NAME_STRING_LENGTH = 42;
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static const size_t NAME_BYTES_LENGTH = NAME_STRING_LENGTH * sizeof(u16);
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static const size_t NAMES_TOTAL_BYTES = NAME_BYTES_LENGTH * NUMBER_OF_LANGUAGES;
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};
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} // namespace
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