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They can be optional, and chained together in AND or OR combinations. A central catalogue knows the definitions of all ROMs.
173 lines
3.5 KiB
C++
173 lines
3.5 KiB
C++
//
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// ROMCatalogue.hpp
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// Clock Signal
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//
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// Created by Thomas Harte on 01/06/2021.
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// Copyright © 2021 Thomas Harte. All rights reserved.
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//
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#ifndef ROMCatalogue_hpp
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#define ROMCatalogue_hpp
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#include <vector>
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namespace ROM {
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enum Name {
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Invalid,
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// Acorn.
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AcornBASICII,
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AcornElectronMOS100,
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PRESADFSSlot1,
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PRESADFSSlot2,
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AcornADFS,
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PRESAdvancedPlus6,
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Acorn1770DFS,
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// Amstrad CPC.
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AMSDOS,
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CPC464Firmware, CPC464BASIC,
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CPC664Firmware, CPC664BASIC,
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CPC6128Firmware, CPC6128BASIC,
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// Apple II.
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AppleIIOriginal,
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AppleIIPlus,
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AppleIICharacter,
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AppleIIe,
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AppleIIeCharacter,
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AppleIIEnhancedE,
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AppleIIEnhancedECharacter,
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// Apple IIgs.
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AppleIIgsROM00,
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AppleIIgsROM01,
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AppleIIgsROM03,
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AppleIIgsMicrocontrollerROM03,
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// Atari ST.
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AtariSTTOS100,
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AtariSTTOS104,
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// ColecoVision.
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ColecoVisionBIOS,
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// Commodore 1540/1541.
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Commodore1540,
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Commodore1541,
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// Disk II.
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DiskIIStateMachine16Sector,
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DiskIIBoot16Sector,
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DiskIIStateMachine13Sector,
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DiskIIBoot13Sector,
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// Macintosh.
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Macintosh128k,
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Macintosh512k,
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MacintoshPlus,
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// Master System.
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MasterSystemJapaneseBIOS,
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MasterSystemWesternBIOS,
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// MSX.
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MSXGenericBIOS,
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MSXJapaneseBIOS,
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MSXAmericanBIOS,
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MSXEuropeanBIOS,
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MSXDOS,
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// Oric.
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OricColourROM,
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OricBASIC10,
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OricBASIC11,
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OricPravetzBASIC,
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OricByteDrive500,
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OricJasmin,
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OricMicrodisc,
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Oric8DOSBoot,
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// Vic-20.
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Vic20BASIC,
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Vic20EnglishCharacters,
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Vic20EnglishPALKernel,
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Vic20EnglishNTSCKernel,
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Vic20DanishCharacters,
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Vic20DanishKernel,
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Vic20JapaneseCharacters,
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Vic20JapaneseKernel,
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Vic20SwedishCharacters,
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Vic20SwedishKernel,
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// ZX80/81.
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ZX80,
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ZX81,
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// ZX Spectrum.
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Spectrum48k,
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Spectrum128k,
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SpecrumPlus2,
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SpectrumPlus3,
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};
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using Map = std::map<ROM::Name, std::vector<uint8_t>>;
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struct Description {
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/// The ROM's enum name.
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Name name = Name::Invalid;
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/// The machine with which this ROM is associated, in a form that is safe for using as
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/// part of a file name.
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std::string machine_name;
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/// A descriptive name for this ROM, suitable for use in a bullet-point list, a bracket
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/// clause, etc, e.g. "the Electron MOS 1.0".
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std::string descriptive_name;
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/// All idiomatic file name for this ROM, e.g. "os10.rom".
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std::vector<std::string> file_names;
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/// The expected size of this ROM in bytes, e.g. 32768.
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size_t size = 0;
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/// CRC32s for all known acceptable copies of this ROM; intended to allow a host platform
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/// to test user-provided ROMs of unknown provenance. **Not** intended to be used
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/// to exclude ROMs where the user's intent is otherwise clear.
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std::vector<uint32_t> crc32s;
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/// Constructs the @c Description that correlates to @c name.
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Description(Name name);
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};
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struct Request {
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Request(Name name, bool optional = false);
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Request();
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Request operator &&(const Request &);
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Request operator ||(const Request &);
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/// Inspects the ROMMap to ensure that it satisfies this @c Request.
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/// @c returns @c true if the request is satisfied; @c false otherwise.
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bool validate(const Map &) const;
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std::vector<Description> all_descriptions() const;
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private:
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struct Node {
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enum class Type {
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Any, All, One
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};
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Type type = Type::One;
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Name name = Name::Invalid;
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/// @c true if this ROM is optional for machine startup. Generally indicates something
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/// that would make emulation more accurate, but not sufficiently so to make it
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/// a necessity.
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bool is_optional = false;
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std::vector<Node> children;
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void add_descriptions(std::vector<Description> &);
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};
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Node node;
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};
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}
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#endif /* ROMCatalogue_hpp */
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