android/vendor/rustls-native-certs-0.6.3/examples/print-trust-anchors.rs

//! Print the Subject of all extracted trust anchors.

use std::error::Error;
use x509_parser::prelude::*;

fn main() -> Result<(), Box<dyn Error>> {
    for cert in rustls_native_certs::load_native_certs()? {
        match parse_x509_certificate(&cert.0) {
            Ok((_, cert)) => println!("{}", cert.tbs_certificate.subject),
            Err(e) => eprintln!("error parsing certificate: {}", e),
        };
    }
    Ok(())
}