mirror of
https://github.com/trufflesecurity/trufflehog.git
synced 2024-09-20 06:31:57 +00:00
119 lines
3.3 KiB
Go
119 lines
3.3 KiB
Go
package common
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import (
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"path/filepath"
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"strings"
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)
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var (
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KB, MB, GB, TB, PB = 1e3, 1e6, 1e9, 1e12, 1e15
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ignoredExtensions = map[string]struct{}{
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// images
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"apng": {},
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"avif": {},
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"bmp": {},
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"gif": {},
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"icns": {}, // Apple icon image file
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"ico": {}, // Icon file
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"jpg": {},
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"jpeg": {},
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"png": {},
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"svg": {},
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"svgz": {}, // Compressed Scalable Vector Graphics file
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"tga": {},
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"tif": {},
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"tiff": {},
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// audio
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"fev": {}, // video game audio
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"fsb": {},
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"m2a": {},
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"m4a": {},
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"mp2": {},
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"mp3": {},
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"snag": {},
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// video
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"264": {},
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"3gp": {},
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"avi": {},
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"flac": {},
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"flv": {},
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"hdv": {},
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"m4p": {},
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"mov": {},
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"mp4": {},
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"mpg": {},
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"mpeg": {},
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"ogg": {},
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"qt": {},
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"swf": {},
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"vob": {},
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"wav": {},
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"webm": {},
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"webp": {},
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"wmv": {},
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// documents
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"pdf": {},
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"psd": {},
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// fonts
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"eot": {}, // Embedded OpenType font
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"fnt": {}, // Windows font file
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"fon": {}, // Generic font file
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"otf": {}, // OpenType font
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"ttf": {}, // TrueType font
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"woff": {}, // Web Open Font Format
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"woff2": {}, // Web Open Font Format 2
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}
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binaryExtensions = map[string]struct{}{
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// binaries
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// These can theoretically contain secrets, but need decoding for users to make sense of them, and we don't have
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// any such decoders right now.
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"class": {}, // Java bytecode class file
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"dll": {}, // Dynamic Link Library, Windows
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"jdo": {}, // Java Data Object, Java serialization format
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"jks": {}, // Java Key Store, Java keystore format
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"ser": {}, // Java serialization format
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"idx": {}, // Index file, often binary
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"hprof": {}, // Java heap dump format
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"exe": {}, // Executable, Windows
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"bin": {}, // Binary, often used for compiled source code
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"so": {}, // Shared object, Unix/Linux
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"o": {}, // Object file from compilation/ intermediate object file
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"a": {}, // Static library, Unix/Linux
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"dylib": {}, // Dynamic library, macOS
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"lib": {}, // Library, Unix/Linux
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"obj": {}, // Object file, typically from compiled source code
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"pdb": {}, // Program Database, Microsoft Visual Studio debugging format
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"dat": {}, // Generic data file, often binary but not always
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"elf": {}, // Executable and Linkable Format, common in Unix/Linux
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"dmg": {}, // Disk Image for macOS
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"iso": {}, // ISO image (optical disk image)
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"img": {}, // Disk image files
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"out": {}, // Common output file from compiled executable in Unix/Linux
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"com": {}, // DOS command file, executable
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"sys": {}, // Windows system file, often a driver
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"vxd": {}, // Virtual device driver in Windows
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"sfx": {}, // Self-extracting archive
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"bundle": {}, // Mac OS X application bundle
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"pyo": {}, // Compiled Python file
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"pyc": {}, // Compiled Python file
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"sym": {}, // Symbolic link, Unix/Linux
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}
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)
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// SkipFile returns true if the file extension is in the ignoredExtensions list.
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func SkipFile(filename string) bool {
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ext := strings.ToLower(strings.TrimPrefix(filepath.Ext(filename), "."))
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_, ok := ignoredExtensions[ext]
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return ok
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}
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// IsBinary returns true if the file extension is in the binaryExtensions list.
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func IsBinary(filename string) bool {
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_, ok := binaryExtensions[strings.ToLower(strings.TrimPrefix(filepath.Ext(filename), "."))]
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return ok
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}
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