49 lines
1.2 KiB
Rust
49 lines
1.2 KiB
Rust
use std::env;
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use std::fs::File;
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use std::process;
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extern crate nrgrip;
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fn exit_usage(prog_name: &String) {
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println!("Usage:\n\t{} <image.nrg>", prog_name);
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process::exit(1);
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}
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fn main() {
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let mut argv = env::args();
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let prog_name = argv.next().unwrap_or("nrgrip".to_string());
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let img_name = argv.next().unwrap_or("".to_string());
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if img_name == "" {
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exit_usage(&prog_name);
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}
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println!("NRG image name: {}", img_name);
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// We don't support more than one input file
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if argv.next().is_some() {
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exit_usage(&prog_name);
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}
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// Open the image file
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let fd = File::open(&img_name);
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if fd.is_err() {
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println!("Can't open \"{}\": {}",
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img_name, fd.unwrap_err().to_string());
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process::exit(1);
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}
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let mut fd = fd.unwrap();
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// Read the image's metadata
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match nrgrip::metadata::read_nrg_metadata(&mut fd) {
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Err(err) => println!("Error reading \"{}\": {}",
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img_name, err.to_string()),
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Ok(metadata) => println!("\n\
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*** Metadata ***\n\
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{}", metadata),
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}
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}
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