/ginfo

A simple command line tool to display header information of gzipped data.

Primary LanguageRustMIT LicenseMIT

ginfo

ginfo is a simple utility to display information about a GZip header.

It can read from a file or from stdin, and can also read base64 encoded input.

It will display the compression method, flags, modification time, and OS of the GZip file.

Installation

cargo install ginfo

Examples

▶ ginfo --help
Usage: ginfo [OPTIONS] [FILE]

Arguments:
  [FILE]  The filename to read from. If not provided, read from stdin

Options:
  -b, --base64  Read the input as base64 encoded
  -h, --help    Print help
▶ ginfo test.gz
Valid GZip file.
Compression Method: 8
Flags: 00001000
Modification Time: 2024-02-21 14:35:35
OS: Unix
▶ ginfo -- test.gz
▶ echo "H4sIAAAAAAAAA8vPUMhIzcnJVyjJSC1KBQBvyKZBDgAAAA==" | ginfo -b
▶ ginfo -b test.b64