Files
BinaryObjectScanner/BinaryObjectScanner/Protection/FreeLock.cs
2023-11-22 13:28:13 -05:00

91 lines
3.7 KiB
C#

#if NET40_OR_GREATER || NETCOREAPP
using System.Collections.Concurrent;
#endif
using System.Collections.Generic;
using BinaryObjectScanner.Interfaces;
using SabreTools.Matching;
namespace BinaryObjectScanner.Protection
{
/// <summary>
/// Freelock is software intended to allow users to burn a copy protected PSX CD-R.
/// It adds multiple garbage tracks to the end of the disc and creates intentional errors on the disc by attempting to burn a corrupted file.
/// <see href="https://github.com/TheRogueArchivist/DRML/blob/main/entries/Freelock/Freelock.md"/>
/// </summary>
public class Freelock : IPathCheck
{
// TODO: Add an MS-DOS executable check for "FREELOCK.EXE".
/// <inheritdoc/>
#if NET20 || NET35
public Queue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
#else
public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string>? files)
#endif
{
var matchers = new List<PathMatchSet>
{
// The disk image that every version of Freelock is distributed through.
new(new FilePathMatch("FREELOCK.IMG"), "Freelock Disk Image"),
// Found in every "FREELOCK.IMG".
new(new FilePathMatch("FREELOCK.EXE"), "Freelock"),
new(new FilePathMatch("FREELOCK.TXT"), "Freelock"),
// Found in "FREELOCK.IMG" from Freelock 1.0-1.2.
new(new FilePathMatch("FREELOCK"), "Freelock 1.0-1.2"),
// Found in "FREELOCK.IMG" from Freelock 1.2+.
new(new FilePathMatch("GENLOCK.EXE"), "Freelock 1.2+"),
new(new FilePathMatch("freelock.ico"), "Freelock 1.2+"),
new(new FilePathMatch("freelock.pif"), "Freelock 1.2+"),
// Created by "GENLOCK.EXE" in Freelock 1.2+.
new(new FilePathMatch("FREELOCK.DAT"), "Freelock 1.2+"),
// Found in "FREELOCK.IMG" From Freelock 1.3.
new(new FilePathMatch("FREELOCK.13"), "Freelock 1.3"),
// Found in "FREELOCK.IMG" From Freelock 1.3.
new(new List<PathMatch>
{
new FilePathMatch("FREELOCK.13"),
new FilePathMatch("FL.DAT"),
}, "Freelock 1.3"),
};
return MatchUtil.GetAllMatches(files, matchers, any: false);
}
/// <inheritdoc/>
public string? CheckFilePath(string path)
{
var matchers = new List<PathMatchSet>
{
// The disk image that every version of Freelock is distributed through.
new(new FilePathMatch("FREELOCK.IMG"), "Freelock Disk Image"),
// Found in every "FREELOCK.IMG".
new(new FilePathMatch("FREELOCK.EXE"), "Freelock"),
new(new FilePathMatch("FREELOCK.TXT"), "Freelock"),
// Found in "FREELOCK.IMG" from Freelock 1.0-1.2.
new(new FilePathMatch("FREELOCK"), "Freelock 1.0-1.2"),
// Found in "FREELOCK.IMG" from Freelock 1.2+.
new(new FilePathMatch("GENLOCK.EXE"), "Freelock 1.2+"),
new(new FilePathMatch("freelock.ico"), "Freelock 1.2+"),
new(new FilePathMatch("freelock.pif"), "Freelock 1.2+"),
// Created by "GENLOCK.EXE" in Freelock 1.2+.
new(new FilePathMatch("FREELOCK.DAT"), "Freelock 1.2+"),
// Found in "FREELOCK.IMG" From Freelock 1.3.
new(new FilePathMatch("FREELOCK.13"), "Freelock 1.3"),
};
return MatchUtil.GetFirstMatch(path, matchers, any: true);
}
}
}