Struct libfprint_rs::DeviceList

pub struct DeviceList<'a> { /* private fields */ }

List of fingerprint devices. This struct will allow you to iterate over the fingerprint devices.

Implementations

impl<'a> DeviceList<'a>

pub fn len(&self) -> usize

pub fn iter<'b>(&'b self) -> Devices<'a, 'b>

Examples found in repository

examples/verify.rs (line 9)

fn main() {
    let context = FpContext::new();
    let devices = context.get_devices();

    let dev = match devices.iter().next() {
        Some(dev) => dev,
        None => {
            eprintln!("No devices detected.");
            std::process::exit(1);
        }
    };
    let print_matched = verify(dev).unwrap();

    if print_matched {
        println!("Print matched");
    } else {
        println!("Prints don't match!!");
    }
}

examples/enroll.rs (line 7)

fn main() {
    let context = FpContext::new();
    let devices = context.get_devices();

    let dev = match devices.iter().next() {
        Some(dev) => dev,
        None => {
            eprintln!("No devices detected.");
            std::process::exit(1);
        }
    };

    let print = enroll(dev);
    if let Ok(print) = print {
        let username = print.get_username().unwrap();
        println!("User provided username: \"{}\"", username);
    }
}