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BinaryObjectScanner/BinaryObjectScanner/Utilities/FileTypes.cs
TheRogueArchivist f876a4e4a6 Add RealArcade detection (#300)
2024-04-16 19:30:48 -04:00

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using System;
using SabreTools.Matching;
namespace BinaryObjectScanner.Utilities
{
public static class FileTypes
{
/// <summary>
/// Get the supported file type for a magic string
/// </summary>
/// <remarks>Recommend sending in 16 bytes to check</remarks>
public static SupportedFileType GetFileType(byte[] magic)
{
// If we have an invalid magic byte array
if (magic == null || magic.Length == 0)
return SupportedFileType.UNKNOWN;
// TODO: For all modelled types, use the constants instead of hardcoded values here
#region AACSMediaKeyBlock
// Block starting with verify media key record
if (magic.StartsWith(new byte?[] { 0x81, 0x00, 0x00, 0x14 }))
return SupportedFileType.AACSMediaKeyBlock;
// Block starting with type and version record
if (magic.StartsWith(new byte?[] { 0x10, 0x00, 0x00, 0x0C }))
return SupportedFileType.AACSMediaKeyBlock;
#endregion
#region BDPlusSVM
if (magic.StartsWith(new byte?[] { 0x42, 0x44, 0x53, 0x56, 0x4D, 0x5F, 0x43, 0x43 }))
return SupportedFileType.BDPlusSVM;
#endregion
#region BFPK
if (magic.StartsWith(new byte?[] { 0x42, 0x46, 0x50, 0x4b }))
return SupportedFileType.BFPK;
#endregion
#region BSP
if (magic.StartsWith(new byte?[] { 0x1e, 0x00, 0x00, 0x00 }))
return SupportedFileType.BSP;
#endregion
#region BZip2
if (magic.StartsWith(new byte?[] { 0x42, 0x52, 0x68 }))
return SupportedFileType.BZip2;
#endregion
#region CFB
if (magic.StartsWith(new byte?[] { 0xD0, 0xCF, 0x11, 0xE0, 0xA1, 0xB1, 0x1A, 0xE1 }))
return SupportedFileType.CFB;
#endregion
#region CIA
// No magic checks for CIA
#endregion
#region Executable
// DOS MZ executable file format (and descendants)
if (magic.StartsWith(new byte?[] { 0x4d, 0x5a }))
return SupportedFileType.Executable;
/*
// None of the following are supported in scans yet
// Executable and Linkable Format
if (magic.StartsWith(new byte?[] { 0x7f, 0x45, 0x4c, 0x46 }))
return FileTypes.Executable;
// Mach-O binary (32-bit)
if (magic.StartsWith(new byte?[] { 0xfe, 0xed, 0xfa, 0xce }))
return FileTypes.Executable;
// Mach-O binary (32-bit, reverse byte ordering scheme)
if (magic.StartsWith(new byte?[] { 0xce, 0xfa, 0xed, 0xfe }))
return FileTypes.Executable;
// Mach-O binary (64-bit)
if (magic.StartsWith(new byte?[] { 0xfe, 0xed, 0xfa, 0xcf }))
return FileTypes.Executable;
// Mach-O binary (64-bit, reverse byte ordering scheme)
if (magic.StartsWith(new byte?[] { 0xcf, 0xfa, 0xed, 0xfe }))
return FileTypes.Executable;
// Prefrred Executable File Format
if (magic.StartsWith(new byte?[] { 0x4a, 0x6f, 0x79, 0x21, 0x70, 0x65, 0x66, 0x66 }))
return FileTypes.Executable;
*/
#endregion
#region GCF
if (magic.StartsWith(new byte?[] { 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00 }))
return SupportedFileType.GCF;
#endregion
#region GZIP
if (magic.StartsWith(new byte?[] { 0x1f, 0x8b }))
return SupportedFileType.GZIP;
#endregion
#region IniFile
// No magic checks for IniFile
#endregion
#region InstallShieldArchiveV3
if (magic.StartsWith(new byte?[] { 0x13, 0x5D, 0x65, 0x8C }))
return SupportedFileType.InstallShieldArchiveV3;
#endregion
#region InstallShieldCAB
if (magic.StartsWith(new byte?[] { 0x49, 0x53, 0x63 }))
return SupportedFileType.InstallShieldCAB;
#endregion
#region LDSCRYPT
if (magic.StartsWith(new byte?[] { 0x4C, 0x44, 0x53, 0x43, 0x52, 0x59, 0x50, 0x54 }))
return SupportedFileType.LDSCRYPT;
#endregion
#region MicrosoftCAB
if (magic.StartsWith(new byte?[] { 0x4d, 0x53, 0x43, 0x46 }))
return SupportedFileType.MicrosoftCAB;
#endregion
#region MicrosoftLZ
if (magic.StartsWith(new byte?[] { 0x53, 0x5a, 0x44, 0x44, 0x88, 0xf0, 0x27, 0x33 }))
return SupportedFileType.MicrosoftLZ;
#endregion
#region MPQ
if (magic.StartsWith(new byte?[] { 0x4d, 0x50, 0x51, 0x1a }))
return SupportedFileType.MPQ;
if (magic.StartsWith(new byte?[] { 0x4d, 0x50, 0x51, 0x1b }))
return SupportedFileType.MPQ;
#endregion
#region N3DS
// No magic checks for N3DS
#endregion
#region NCF
if (magic.StartsWith(new byte?[] { 0x01, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00 }))
return SupportedFileType.NCF;
#endregion
#region Nitro
// No magic checks for Nitro
#endregion
#region PAK
if (magic.StartsWith(new byte?[] { 0x50, 0x41, 0x43, 0x4B }))
return SupportedFileType.PAK;
#endregion
#region PFF
// Version 2
if (magic.StartsWith(new byte?[] { 0x14, 0x00, 0x00, 0x00, 0x50, 0x46, 0x46, 0x32 }))
return SupportedFileType.PFF;
// Version 3
if (magic.StartsWith(new byte?[] { 0x14, 0x00, 0x00, 0x00, 0x50, 0x46, 0x46, 0x33 }))
return SupportedFileType.PFF;
// Version 4
if (magic.StartsWith(new byte?[] { 0x14, 0x00, 0x00, 0x00, 0x50, 0x46, 0x46, 0x34 }))
return SupportedFileType.PFF;
#endregion
#region PKZIP
// PKZIP (Unknown)
if (magic.StartsWith(new byte?[] { 0x50, 0x4b, 0x00, 0x00 }))
return SupportedFileType.PKZIP;
// PKZIP
if (magic.StartsWith(new byte?[] { 0x50, 0x4b, 0x03, 0x04 }))
return SupportedFileType.PKZIP;
// PKZIP (Empty Archive)
if (magic.StartsWith(new byte?[] { 0x50, 0x4b, 0x05, 0x06 }))
return SupportedFileType.PKZIP;
// PKZIP (Spanned Archive)
if (magic.StartsWith(new byte?[] { 0x50, 0x4b, 0x07, 0x08 }))
return SupportedFileType.PKZIP;
#endregion
#region PLJ
// https://www.iana.org/assignments/media-types/audio/vnd.everad.plj
if (magic.StartsWith(new byte?[] { 0xFF, 0x9D, 0x53, 0x4B }))
return SupportedFileType.PLJ;
#endregion
#region Quantum
if (magic.StartsWith(new byte?[] { 0x44, 0x53 }))
return SupportedFileType.Quantum;
#endregion
#region RAR
// RAR archive version 1.50 onwards
if (magic.StartsWith(new byte?[] { 0x52, 0x61, 0x72, 0x21, 0x1a, 0x07, 0x00 }))
return SupportedFileType.RAR;
// RAR archive version 5.0 onwards
if (magic.StartsWith(new byte?[] { 0x52, 0x61, 0x72, 0x21, 0x1a, 0x07, 0x01, 0x00 }))
return SupportedFileType.RAR;
#endregion
#region RealArcade
// RASGI2.0
// Found in the ".rgs files in IA item "Nova_RealArcadeCD_USA".
if (magic.StartsWith(new byte?[] { 0x52, 0x41, 0x53, 0x47, 0x49, 0x32, 0x2E, 0x30 }))
return SupportedFileType.RealArcadeInstaller;
// XZip2.0
// Found in the ".mez" files in IA item "Nova_RealArcadeCD_USA".
if (magic.StartsWith(new byte?[] { 0x58, 0x5A, 0x69, 0x70, 0x32, 0x2E, 0x30 }))
return SupportedFileType.RealArcadeMezzanine;
#endregion
#region SevenZip
if (magic.StartsWith(new byte?[] { 0x37, 0x7a, 0xbc, 0xaf, 0x27, 0x1c }))
return SupportedFileType.SevenZip;
#endregion
#region SFFS
// Found in Redump entry 81756, confirmed to be "StarForce Filesystem" by PiD.
if (magic.StartsWith(new byte?[] { 0x53, 0x46, 0x46, 0x53 }))
return SupportedFileType.SFFS;
#endregion
#region SGA
if (magic.StartsWith(new byte?[] { 0x5F, 0x41, 0x52, 0x43, 0x48, 0x49, 0x56, 0x45 }))
return SupportedFileType.SGA;
#endregion
#region TapeArchive
if (magic.StartsWith(new byte?[] { 0x75, 0x73, 0x74, 0x61, 0x72, 0x00, 0x30, 0x30 }))
return SupportedFileType.TapeArchive;
if (magic.StartsWith(new byte?[] { 0x75, 0x73, 0x74, 0x61, 0x72, 0x20, 0x20, 0x00 }))
return SupportedFileType.TapeArchive;
#endregion
#region Textfile
// Not all textfiles can be determined through magic number
// HTML
if (magic.StartsWith(new byte?[] { 0x3c, 0x68, 0x74, 0x6d, 0x6c }))
return SupportedFileType.Textfile;
// HTML and XML
if (magic.StartsWith(new byte?[] { 0x3c, 0x21, 0x44, 0x4f, 0x43, 0x54, 0x59, 0x50, 0x45 }))
return SupportedFileType.Textfile;
// InstallShield Compiled Rules
if (magic.StartsWith(new byte?[] { 0x61, 0x4C, 0x75, 0x5A }))
return SupportedFileType.Textfile;
// Microsoft Office File (old)
if (magic.StartsWith(new byte?[] { 0xd0, 0xcf, 0x11, 0xe0, 0xa1, 0xb1, 0x1a, 0xe1 }))
return SupportedFileType.Textfile;
// Rich Text File
if (magic.StartsWith(new byte?[] { 0x7b, 0x5c, 0x72, 0x74, 0x66, 0x31 }))
return SupportedFileType.Textfile;
// Windows Help File
if (magic.StartsWith(new byte?[] { 0x3F, 0x5F, 0x03, 0x00 }))
return SupportedFileType.Textfile;
// XML
// "<?xml"
if (magic.StartsWith(new byte?[] { 0x3C, 0x3F, 0x78, 0x6D, 0x6C }))
return SupportedFileType.Textfile;
#endregion
#region VBSP
if (magic.StartsWith(new byte?[] { 0x56, 0x42, 0x53, 0x50 }))
return SupportedFileType.VBSP;
#endregion
#region VPK
if (magic.StartsWith(new byte?[] { 0x34, 0x12, 0xaa, 0x55 }))
return SupportedFileType.VPK;
#endregion
#region WAD
if (magic.StartsWith(new byte?[] { 0x57, 0x41, 0x44, 0x33 }))
return SupportedFileType.WAD;
#endregion
#region XZ
if (magic.StartsWith(new byte?[] { 0xfd, 0x37, 0x7a, 0x58, 0x5a, 0x00 }))
return SupportedFileType.XZ;
#endregion
#region XZP
if (magic.StartsWith(new byte?[] { 0x70, 0x69, 0x5A, 0x78 }))
return SupportedFileType.XZP;
#endregion
// We couldn't find a supported match
return SupportedFileType.UNKNOWN;
}
/// <summary>
/// Get the supported file type for an extension
/// </summary>
/// <remarks>This is less accurate than a magic string match</remarks>
public static SupportedFileType GetFileType(string extension)
{
// If we have an invalid extension
if (string.IsNullOrEmpty(extension))
return SupportedFileType.UNKNOWN;
// Normalize the extension
extension = extension.TrimStart('.').Trim();
#region AACSMediaKeyBlock
// Shares an extension with INF setup information so it can't be used accurately
// Blu-ray
// if (extension.Equals("inf", StringComparison.OrdinalIgnoreCase))
// return SupportedFileType.AACSMediaKeyBlock;
// HD-DVD
if (extension.Equals("aacs", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.AACSMediaKeyBlock;
#endregion
#region BDPlusSVM
if (extension.Equals("svm", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.BDPlusSVM;
#endregion
#region BFPK
// No extensions registered for BFPK
#endregion
#region BSP
// Shares an extension with VBSP so it can't be used accurately
// if (extension.Equals("bsp", StringComparison.OrdinalIgnoreCase))
// return SupportedFileType.BSP;
#endregion
#region BZip2
if (extension.Equals("bz2", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.BZip2;
#endregion
#region CFB
// Installer package
if (extension.Equals("msi", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.CFB;
// Merge module
else if (extension.Equals("msm", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.CFB;
// Patch Package
else if (extension.Equals("msp", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.CFB;
// Transform
else if (extension.Equals("mst", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.CFB;
// Patch Creation Properties
else if (extension.Equals("pcp", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.CFB;
#endregion
#region CIA
if (extension.Equals("cia", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.CIA;
#endregion
#region Executable
// DOS MZ executable file format (and descendants)
if (extension.Equals("exe", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.Executable;
// DOS MZ library file format (and descendants)
if (extension.Equals("dll", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.Executable;
#endregion
#region GCF
if (extension.Equals("gcf", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.GCF;
#endregion
#region GZIP
if (extension.Equals("gz", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.GZIP;
#endregion
#region IniFile
if (extension.Equals("ini", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.IniFile;
#endregion
#region InstallShieldArchiveV3
if (extension.Equals("z", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.InstallShieldArchiveV3;
#endregion
#region InstallShieldCAB
// No extensions registered for InstallShieldCAB
// Both InstallShieldCAB and MicrosoftCAB share the same extension
#endregion
#region MicrosoftCAB
// No extensions registered for InstallShieldCAB
// Both InstallShieldCAB and MicrosoftCAB share the same extension
#endregion
#region MPQ
if (extension.Equals("mpq", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.MPQ;
#endregion
#region N3DS
// 3DS cart image
if (extension.Equals("3ds", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.N3DS;
// CIA package -- Not currently supported
// else if (extension.Equals("cia", StringComparison.OrdinalIgnoreCase))
// return SupportedFileType.N3DS;
#endregion
#region NCF
if (extension.Equals("ncf", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.NCF;
#endregion
#region Nitro
// DS cart image
if (extension.Equals("nds", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.Nitro;
// DS development cart image
else if (extension.Equals("srl", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.Nitro;
// DSi cart image
else if (extension.Equals("dsi", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.Nitro;
// iQue DS cart image
else if (extension.Equals("ids", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.Nitro;
#endregion
#region PAK
// No extensions registered for PAK
// Both PAK and Quantum share one extension
// if (extension.Equals("pak", StringComparison.OrdinalIgnoreCase))
// return SupportedFileType.PAK;
#endregion
#region PFF
if (extension.Equals("pff", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PFF;
#endregion
#region PKZIP
// PKZIP
if (extension.Equals("zip", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
// Android package
if (extension.Equals("apk", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
// Java archive
if (extension.Equals("jar", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
// Google Earth saved working session file
if (extension.Equals("kmz", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
// KWord document
if (extension.Equals("kwd", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
// Microsoft Office Open XML Format (OOXML) Document
if (extension.Equals("docx", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
// Microsoft Office Open XML Format (OOXML) Presentation
if (extension.Equals("pptx", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
// Microsoft Office Open XML Format (OOXML) Spreadsheet
if (extension.Equals("xlsx", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
// OpenDocument text document
if (extension.Equals("odt", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
// OpenDocument presentation
if (extension.Equals("odp", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
// OpenDocument text document template
if (extension.Equals("ott", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
// Microsoft Open XML paper specification file
if (extension.Equals("oxps", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
// OpenOffice spreadsheet
if (extension.Equals("sxc", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
// OpenOffice drawing
if (extension.Equals("sxd", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
// OpenOffice presentation
if (extension.Equals("sxi", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
// OpenOffice word processing
if (extension.Equals("sxw", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
// StarOffice spreadsheet
if (extension.Equals("sxc", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
// Windows Media compressed skin file
if (extension.Equals("wmz", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
// Mozilla Browser Archive
if (extension.Equals("xpi", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
// XML paper specification file
if (extension.Equals("xps", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
// eXact Packager Models
if (extension.Equals("xpt", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PKZIP;
#endregion
#region PLJ
// https://www.iana.org/assignments/media-types/audio/vnd.everad.plj
if (extension.Equals("plj", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.PLJ;
#endregion
#region Quantum
if (extension.Equals("q", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.Quantum;
// Both PAK and Quantum share one extension
// if (extension.Equals("pak", StringComparison.OrdinalIgnoreCase))
// return SupportedFileType.Quantum;
#endregion
#region RAR
if (extension.Equals("rar", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.RAR;
#endregion
#region SevenZip
if (extension.Equals("7z", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.SevenZip;
#endregion
#region SGA
if (extension.Equals("sga", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.SGA;
#endregion
#region TapeArchive
if (extension.Equals("tar", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.SevenZip;
#endregion
#region Textfile
// "Description in Zip"
if (extension.Equals("diz", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.Textfile;
// Generic textfile (no header)
if (extension.Equals("txt", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.Textfile;
// HTML
if (extension.Equals("htm", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.Textfile;
if (extension.Equals("html", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.Textfile;
// InstallShield Script
if (extension.Equals("ins", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.Textfile;
// Microsoft Office File (old)
if (extension.Equals("doc", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.Textfile;
// Property list
if (extension.Equals("plist", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.Textfile;
// Rich Text File
if (extension.Equals("rtf", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.Textfile;
// Setup information
if (extension.Equals("inf", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.Textfile;
// Windows Help File
if (extension.Equals("hlp", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.Textfile;
// WZC
if (extension.Equals("wzc", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.Textfile;
// XML
if (extension.Equals("xml", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.Textfile;
#endregion
#region VBSP
// Shares an extension with BSP so it can't be used accurately
// if (extension.Equals("bsp", StringComparison.OrdinalIgnoreCase))
// return SupportedFileType.VBSP;
#endregion
#region VPK
// Common extension so this cannot be used accurately
// if (extension.Equals("vpk", StringComparison.OrdinalIgnoreCase))
// return SupportedFileType.VPK;
#endregion
#region WAD
// Common extension so this cannot be used accurately
// if (extension.Equals("wad", StringComparison.OrdinalIgnoreCase))
// return SupportedFileType.WAD;
#endregion
#region XZ
if (extension.Equals("xz", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.XZ;
#endregion
#region XZP
if (extension.Equals("xzp", StringComparison.OrdinalIgnoreCase))
return SupportedFileType.XZP;
#endregion
// We couldn't find a supported match
return SupportedFileType.UNKNOWN;
}
}
}
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