main.rs

use pnet_macros::Packet;
use pnet_macros_support::{packet::Packet, types::*};

#[derive(Packet)]
pub struct SpeakingStart {
    length: u13le,
    ty: u3,
    snowflake: u64le,
    timestamp: u64le,
    #[payload]
    payload: Vec<u8>,
}

#[derive(Packet)]
pub struct Voice {
    length: u13le,
    ty: u3,
    snowflake: u64le,
    sequence: u16le,
    #[payload]
    data: Vec<u8>,
}

fn main() {
    let mut data = vec![0xa7; 32];
    let mut packet = MutableVoicePacket::new(&mut data[..]).unwrap();
    println!("{:?}", packet);
    println!("{:?}", packet.packet());
    packet.set_snowflake(0x123456789abcdef0);
    println!("{:?}", packet);
    println!("{:?}", packet.packet());
}

output.txt

MutableVoicePacket { length : 679, ty : 7, snowflake : 12080808863958804391, sequence : 42919,  }
[167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167]
MutableVoicePacket { length : 679, ty : 7, snowflake : 1311768467463790320, sequence : 42919,  }
[167, 167, 240, 222, 188, 154, 120, 86, 52, 18, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167]