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#![deny(missing_docs)]
use std::{
fmt::{self, Display, Formatter},
fs::File,
io::{BufRead, BufReader, Cursor, Read, Result, Seek},
path::Path,
str,
};
#[macro_use]
mod macros;
mod read;
mod signatures;
formats! {
format = AdaptiveMultiRate
name = "Adaptive Multi-Rate"
media_type = "audio/amr"
extension = "amr"
kind = Audio
format = AdobeFlashPlayerAudio
name = "Adobe Flash Player Audio"
media_type = "audio/mp4"
extension = "f4a"
kind = Audio
format = AdobeFlashPlayerAudiobook
name = "Adobe Flash Player Audiobook"
media_type = "audio/mp4"
extension = "f4b"
kind = Audio
format = AdobeFlashPlayerProtectedVideo
name = "Adobe Flash Player Protected Video"
media_type = "video/mp4"
extension = "f4p"
kind = Video
format = AdobeFlashPlayerVideo
name = "Adobe Flash Player Video"
media_type = "video/mp4"
extension = "f4v"
kind = Video
format = AdobeIllustratorArtwork
name = "Adobe Illustrator Artwork"
media_type = "application/pdf"
extension = "ai"
kind = Application
format = AdobeIndesignDocument
name = "Adobe InDesign Document"
media_type = "application/x-indesign"
extension = "indd"
kind = Application
format = AdobePhotoshopDocument
name = "Adobe Photoshop Document"
media_type = "image/vnd.adobe.photoshop"
extension = "psd"
kind = Image
format = AdvancedAudioCoding
name = "Advanced Audio Coding"
media_type = "audio/aac"
extension = "aac"
kind = Audio
format = Alz
name = "ALZ"
media_type = "application/x-alz-compressed"
extension = "alz"
kind = Application
format = AndroidBinaryXml
name = "Android Binary XML"
media_type = "application/vnd.android.axml"
extension = "xml"
kind = Application
format = AndroidCompiledResources
name = "Android Compiled Resources"
media_type = "application/vnd.android.arsc"
extension = "arsc"
kind = Application
format = AndroidPackage
name = "Android Package"
media_type = "application/vnd.android.package-archive"
extension = "apk"
kind = Application
format = AnimatedPortableNetworkGraphics
name = "Animated Portable Network Graphics"
media_type = "image/apng"
extension = "apng"
kind = Image
format = ApacheArrowColumnar
name = "Apache Arrow Columnar"
media_type = "application/x-apache-arrow"
extension = "arrow"
kind = Application
format = AppleDiskImage
name = "Apple Disk Image"
media_type = "application/x-apple-diskimage"
extension = "dmg"
kind = Application
format = AppleIconImage
name = "Apple Icon Image"
media_type = "image/x-icns"
extension = "icns"
kind = Image
format = AppleItunesAudio
name = "Apple iTunes Audio"
media_type = "audio/x-m4a"
extension = "m4a"
kind = Audio
format = AppleItunesAudiobook
name = "Apple iTunes Audiobook"
media_type = "audio/mp4"
extension = "m4b"
kind = Audio
format = AppleItunesProtectedAudio
name = "Apple iTunes Protected Audio"
media_type = "audio/mp4"
extension = "m4p"
kind = Audio
format = AppleItunesVideo
name = "Apple iTunes Video"
media_type = "video/x-m4v"
extension = "m4v"
kind = Video
format = AppleQuicktime
name = "Apple QuickTime"
media_type = "video/quicktime"
extension = "mov"
kind = Video
format = ArbitraryBinaryData
name = "Arbitrary Binary Data"
media_type = "application/octet-stream"
extension = "bin"
kind = Application
format = ArchivedByRobertJung
name = "Archived by Robert Jung"
media_type = "application/x-arj"
extension = "arj"
kind = Application
format = Au
name = "Au"
media_type = "audio/basic"
extension = "au"
kind = Audio
format = AudioCodec3
name = "Audio Codec 3"
media_type = "audio/vnd.dolby.dd-raw"
extension = "ac3"
kind = Audio
format = AudioInterchangeFileFormat
name = "Audio Interchange File Format"
media_type = "audio/aiff"
extension = "aiff"
kind = Audio
format = AudioVideoInterleave
name = "Audio Video Interleave"
media_type = "video/avi"
extension = "avi"
kind = Video
format = Av1ImageFileFormat
name = "AV1 Image File Format"
media_type = "image/avif"
extension = "avif"
kind = Image
format = Av1ImageFileFormatSequence
name = "AV1 Image File Format Sequence"
media_type = "image/avif-sequence"
extension = "avifs"
kind = Image
format = BetterPortableGraphics
name = "Better Portable Graphics"
media_type = "image/bpg"
extension = "bpg"
kind = Image
format = Blender
name = "Blender"
media_type = "application/x-blender"
extension = "blend"
kind = Application
format = Bzip2
name = "bzip2"
media_type = "application/x-bzip2"
extension = "bz2"
kind = Application
format = Cabinet
name = "Cabinet"
media_type = "application/vnd.ms-cab-compressed"
extension = "cab"
kind = Application
format = CanonRaw2
name = "Canon Raw 2"
media_type = "image/x-canon-cr2"
extension = "cr2"
kind = Image
format = CanonRaw3
name = "Canon Raw 3"
media_type = "image/x-canon-cr3"
extension = "cr3"
kind = Image
format = Cineon
name = "Cineon"
media_type = "image/cineon"
extension = "cin"
kind = Image
format = CircuitDiagramDocument
name = "Circuit Diagram Document"
media_type = "application/vnd.circuitdiagram.document.main+xml"
extension = "cddx"
kind = Application
format = ClojureScript
name = "Clojure Script"
media_type = "text/x-clojure"
extension = "clj"
kind = Text
format = CommonObjectFileFormat
name = "Common Object File Format"
media_type = "application/x-coff"
extension = "coff"
kind = Application
format = CompoundFileBinary
name = "Compound File Binary"
media_type = "application/x-cfb"
extension = "cfb"
kind = Application
format = Cpio
name = "cpio"
media_type = "application/x-cpio"
extension = "cpio"
kind = Application
format = CreativeVoice
name = "Creative Voice"
media_type = "audio/x-voc"
extension = "voc"
kind = Audio
format = DalvikExecutable
name = "Dalvik Executable"
media_type = "application/vnd.android.dex"
extension = "dex"
kind = Application
format = DebianBinaryPackage
name = "Debian Binary Package"
media_type = "application/vnd.debian.binary-package"
extension = "deb"
kind = Application
format = DerCertificate
name = "DER Certificate"
media_type = "application/x-x509-ca-cert"
extension = "der"
kind = Application
format = DesignWebFormatXps
name = "Design Web Format XPS"
media_type = "model/vnd.dwfx+xps"
extension = "dwfx"
kind = Model
format = DigitalImagingAndCommunicationsInMedicine
name = "Digital Imaging and Communications in Medicine"
media_type = "application/dicom"
extension = "dcm"
kind = Application
format = DigitalPictureExchange
name = "Digital Picture Exchange"
media_type = "image/x-dpx"
extension = "dpx"
kind = Image
format = Djvu
name = "DjVu"
media_type = "image/vnd.djvu"
extension = "djvu"
kind = Image
format = DynamicLinkLibrary
name = "Dynamic Link Library"
media_type = "application/vnd.microsoft.portable-executable"
extension = "dll"
kind = Application
format = ElectronicPublication
name = "Electronic Publication"
media_type = "application/epub+zip"
extension = "epub"
kind = Application
format = EmbeddedOpentype
name = "Embedded OpenType"
media_type = "application/vnd.ms-fontobject"
extension = "eot"
kind = Application
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kind = Application
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media_type = "application/java-archive"
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kind = Application
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media_type = "image/x-xcf"
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media_type = "application/x-xar"
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media_type = "text/xml"
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kind = Application
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kind = Application
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media_type = "application/x-gameboy-color-rom"
extension = "gbc"
kind = Application
format = GameBoyRom
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media_type = "application/x-gameboy-rom"
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kind = Application
format = GeographyMarkupLanguage
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media_type = "application/gml+xml"
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kind = Application
format = GlTransmissionFormatBinary
name = "GL Transmission Format Binary"
media_type = "model/gltf-binary"
extension = "glb"
kind = Model
format = GoogleChromeExtension
name = "Google Chrome Extension"
media_type = "application/x-google-chrome-extension"
extension = "crx"
kind = Application
format = GoogleDraco
name = "Google Draco"
media_type = "model/x-draco"
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kind = Model
format = GraphicsInterchangeFormat
name = "Graphics Interchange Format"
media_type = "image/gif"
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kind = Image
format = Gzip
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media_type = "application/gzip"
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kind = Application
format = HighEfficiencyImageCoding
name = "High Efficiency Image Coding"
media_type = "image/heic"
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media_type = "text/html"
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kind = Application
format = ImpulseTrackerModule
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media_type = "audio/x-it"
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format = IosAppStorePackage
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media_type = "application/x-ios-app"
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kind = Application
format = Iso9660
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media_type = "application/x-iso9660-image"
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kind = Application
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kind = Application
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media_type = "application/x-java-keystore"
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kind = Image
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media_type = "application/x-lzip"
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kind = Application
format = Lzop
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media_type = "application/x-lzop"
extension = "lzo"
kind = Application
format = MachO
name = "Mach-O"
media_type = "application/x-mach-binary"
extension = "mach"
kind = Application
format = MacosAlias
name = "macOS Alias"
media_type = "application/x-apple-alias"
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kind = Application
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media_type = "application/mxf"
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kind = Application
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format = MicrosoftPowerpointPresentation
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format = MicrosoftProjectPlan
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kind = Application
format = MicrosoftPublisherDocument
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media_type = "application/vnd.ms-publisher"
extension = "pub"
kind = Application
format = MicrosoftSoftwareInstaller
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media_type = "application/x-msi"
extension = "msi"
kind = Application
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format = Mobipocket
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kind = Application
format = NintendoDsRom
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format = NintendoEntertainmentSystemRom
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format = OfficeOpenXmlPresentation
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media_type = "audio/ogg"
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kind = Application
format = OpenDocumentPresentation
name = "OpenDocument Presentation"
media_type = "application/vnd.oasis.opendocument.presentation"
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kind = Application
format = OpenDocumentSpreadsheet
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media_type = "application/vnd.android.dey"
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format = PanasonicRaw
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media_type = "image/x-panasonic-rw2"
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kind = Application
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kind = Application
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kind = Application
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name = "Portable Executable"
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media_type = "text/x-script.python"
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format = QualcommPureVoice
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media_type = "audio/qcelp"
extension = "qcp"
kind = Audio
format = RadianceHdr
name = "Radiance HDR"
media_type = "image/vnd.radiance"
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kind = Image
format = ReallySimpleSyndication
name = "Really Simple Syndication"
media_type = "application/rss+xml"
extension = "rss"
kind = Application
format = RedHatPackageManager
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media_type = "application/x-rpm"
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kind = Application
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media_type = "application/x-sbx"
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kind = Application
format = SevenZip
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media_type = "application/x-7z-compressed"
extension = "7z"
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format = Shapefile
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media_type = "application/x-esri-shape"
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kind = Application
format = ShellScript
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media_type = "text/x-shellscript"
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kind = Text
format = SimpleObjectAccessProtocol
name = "Simple Object Access Protocol"
media_type = "application/soap+xml"
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format = Sketchup
name = "SketchUp"
media_type = "application/vnd.sketchup.skp"
extension = "skp"
kind = Application
format = SmallWebFormat
name = "Small Web Format"
media_type = "application/x-shockwave-flash"
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kind = Application
format = Snappy
name = "Snappy"
media_type = "application/x-snappy-framed"
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format = SonyDsdStreamFile
name = "Sony DSD Stream File"
media_type = "audio/x-dsf"
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name = "Sony Movie"
media_type = "video/quicktime"
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name = "Tag Image File Format"
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name = "Tape Archive"
media_type = "application/x-tar"
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kind = Application
format = Tasty
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media_type = "application/x-tasty"
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format = ThirdGenerationPartnershipProject
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kind = Video
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media_type = "text/x-tcl"
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media_type = "font/ttf"
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name = "UNIX compress"
media_type = "application/x-compress"
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kind = Application
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media_type = "text/calendar"
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format = WaveformAudio
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media_type = "audio/vnd.wave"
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media_type = "video/webm"
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media_type = "image/webp"
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format = WindowsAnimatedCursor
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media_type = "application/x-navi-animation"
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kind = Application
format = WindowsAppPackage
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media_type = "application/vnd.ms-appx"
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media_type = "image/x-icon"
extension = "cur"
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media_type = "image/x-icon"
extension = "ico"
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media_type = "video/x-ms-asf"
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format = WindowsShortcut
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media_type = "application/x-ms-shortcut"
extension = "lnk"
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format = Xap
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media_type = "application/x-silverlight-app"
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format = Xpinstall
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media_type = "application/x-xpinstall"
extension = "xpi"
kind = Application
format = Xz
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media_type = "application/x-xz"
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kind = Application
format = Zip
name = "ZIP"
media_type = "application/zip"
extension = "zip"
kind = Application
format = Zoo
name = "zoo"
media_type = "application/x-zoo"
extension = "zoo"
kind = Application
format = Zstandard
name = "Zstandard"
media_type = "application/zstd"
extension = "zst"
kind = Application
}
impl FileFormat {
#[inline]
pub fn from_bytes(bytes: &[u8]) -> Self {
Self::from(bytes)
}
#[inline]
pub fn from_file<P: AsRef<Path>>(path: P) -> Result<Self> {
Self::from_reader(File::open(path)?)
}
pub fn from_reader<R: Read + Seek>(reader: R) -> Result<Self> {
let mut reader = BufReader::with_capacity(36870, reader);
Ok(if reader.fill_buf()?.is_empty() {
Self::default()
} else if let Some(format) = Self::from_signature(reader.buffer()) {
match format {
#[cfg(feature = "cfb")]
Self::CompoundFileBinary => Self::from_cfb(&mut reader).unwrap_or_default(),
Self::ExtensibleMarkupLanguage => Self::from_xml(&mut reader).unwrap_or_default(),
Self::MatroskaVideo => Self::from_mkv(&mut reader).unwrap_or_default(),
Self::MsDosExecutable => Self::from_ms_dos_exe(&mut reader).unwrap_or_default(),
Self::PortableDocumentFormat => Self::from_pdf(&mut reader).unwrap_or_default(),
#[cfg(feature = "zip")]
Self::Zip => Self::from_zip(&mut reader).unwrap_or_default(),
_ => format,
}
} else {
Self::from_plain_text(&mut reader).unwrap_or_default()
})
}
}
impl Default for FileFormat {
#[inline]
fn default() -> Self {
Self::ArbitraryBinaryData
}
}
impl Display for FileFormat {
#[inline]
fn fmt(&self, formatter: &mut Formatter<'_>) -> fmt::Result {
write!(formatter, "{}", self.name())
}
}
impl From<&[u8]> for FileFormat {
#[inline]
fn from(value: &[u8]) -> Self {
Self::from_reader(Cursor::new(value)).unwrap_or_default()
}
}
#[derive(Clone, Debug, Eq, PartialEq)]
pub enum Kind {
Application,
Audio,
Font,
Image,
Model,
Text,
Video,
}