8f7e7280f9
128KB DS firmwares come from DSi/3DS and aren’t bootable, so we consider them unsupported.
146 lines
4.1 KiB
Swift
146 lines
4.1 KiB
Swift
//
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// SystemBIOS.swift
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// Delta
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//
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// Created by Riley Testut on 1/19/21.
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// Copyright © 2021 Riley Testut. All rights reserved.
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//
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import Foundation
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import MelonDSDeltaCore
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protocol SystemBIOS
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{
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var fileURL: URL { get }
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var filename: String { get }
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var expectedMD5Hash: String? { get }
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var unsupportedMD5Hashes: Set<String> { get }
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// RangeSet would be preferable, but it's not in Swift stdlib yet.
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@available(iOS 13, *)
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var validFileSizes: Set<ClosedRange<Measurement<UnitInformationStorage>>> { get }
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}
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extension SystemBIOS
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{
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var filename: String {
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return self.fileURL.lastPathComponent
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}
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var expectedMD5Hash: String? {
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return nil
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}
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var unsupportedMD5Hashes: Set<String> {
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return []
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}
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}
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enum DSBIOS: SystemBIOS, CaseIterable
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{
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case bios7
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case bios9
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case firmware
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var fileURL: URL {
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switch self
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{
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case .bios7: return MelonDSEmulatorBridge.shared.bios7URL
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case .bios9: return MelonDSEmulatorBridge.shared.bios9URL
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case .firmware: return MelonDSEmulatorBridge.shared.firmwareURL
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}
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}
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var expectedMD5Hash: String? {
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switch self
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{
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case .bios7: return "df692a80a5b1bc90728bc3dfc76cd948"
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case .bios9: return "a392174eb3e572fed6447e956bde4b25"
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case .firmware: return nil
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}
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}
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@available(iOS 13, *)
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var validFileSizes: Set<ClosedRange<Measurement<UnitInformationStorage>>> {
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// From http://melonds.kuribo64.net/faq.php
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switch self
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{
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case .bios7:
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// 16KB
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return Set([16].map { Measurement(value: $0, unit: .kibibytes) }.map { $0...$0 })
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case .bios9:
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// 4KB
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return Set([4].map { Measurement(value: $0, unit: .kibibytes) }.map { $0...$0 })
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case .firmware:
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// 256KB or 512KB
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// DSi/3DS 128KB firmwares technically work but aren't bootable, so we treat them as unsupported.
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return Set([256, 512].map { Measurement(value: $0, unit: .kibibytes) }.map { $0...$0 })
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}
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}
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}
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enum DSiBIOS: SystemBIOS, CaseIterable
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{
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case bios7
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case bios9
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case firmware
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case nand
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var fileURL: URL {
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switch self
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{
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case .bios7: return MelonDSEmulatorBridge.shared.dsiBIOS7URL
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case .bios9: return MelonDSEmulatorBridge.shared.dsiBIOS9URL
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case .firmware: return MelonDSEmulatorBridge.shared.dsiFirmwareURL
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case .nand: return MelonDSEmulatorBridge.shared.dsiNANDURL
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}
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}
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var unsupportedMD5Hashes: Set<String> {
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switch self
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{
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case .bios7:
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return [
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"c8b9fe70f1ef5cab8e55540cd1c13dc8", // BIOSDSI7.ROM
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"3fbb3f39bd9a96e5d743f138bd4b9907", // BIOSDSI9.ROM
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"87b665fce118f76251271c3732532777", // bios9i.bin
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]
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case .bios9:
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return [
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"c8b9fe70f1ef5cab8e55540cd1c13dc8", // BIOSDSI7.ROM
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"3fbb3f39bd9a96e5d743f138bd4b9907", // BIOSDSI9.ROM
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"559dae4ea78eb9d67702c56c1d791e81", // bios7i.bin
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]
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case .firmware: return []
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case .nand: return []
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}
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}
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@available(iOS 13, *)
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var validFileSizes: Set<ClosedRange<Measurement<UnitInformationStorage>>> {
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// From http://melonds.kuribo64.net/faq.php
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switch self
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{
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case .bios7:
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// 64KB
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return Set([64].map { Measurement(value: $0, unit: .kibibytes) }.map { $0...$0 })
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case .bios9:
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// 64KB
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return Set([64].map { Measurement(value: $0, unit: .kibibytes) }.map { $0...$0 })
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case .firmware:
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// 128KB
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return Set([128].map { Measurement(value: $0, unit: .kibibytes) }.map { $0...$0 })
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case .nand:
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// 200MB - 300MB
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return Set([200...300].map { Measurement(value: $0.lowerBound, unit: .mebibytes) ... Measurement(value: $0.upperBound, unit: .mebibytes) })
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}
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}
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}
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