Method get_ifreq

net_util/src/tap.rs:492–509

(&self)

    }

    fn get_ifreq(&self) -> libc::ifreq {
        let mut ifreq: libc::ifreq = libc::ifreq {
            ifr_name: [0; libc::IFNAMSIZ],
            ifr_ifru: __c_anonymous_ifr_ifru { ifru_flags: 0 },
        };

        // Convert and copy bytes to `ifr_name` buffer.
        // `self.if_name` will fit into `ifr_name` since we enforce the length when setting it.
        ifreq
            .ifr_name
            .iter_mut()
            .zip(self.if_name.as_bytes_with_nul())
            .for_each(|(ifr_name_char, terminated_if_name_byte)| {
                *ifr_name_char = *terminated_if_name_byte as c_char;
            });

        ifreq
    }

    /// Returns the interface name as a string, truncated at the first NUL byte
    /// if present.