pub const MAX_STAGES: u32 = 8;
pub const STAGE_NONE: u32 = u32::MAX;
pub const STAGE_ENTRY: u32 = 0;
pub const STAGE_ACCESS_CONTROL: u32 = 1;
pub const STAGE_RATE_LIMIT: u32 = 2;
pub const STAGE_SERVICE: u32 = 3;
pub const STAGE_TRANSMISSION: u32 = 7;
