use std::io; #[derive(thiserror::Error, Debug)] pub enum Error { #[error("kernel error")] Kernel(#[from] nix::errno::Errno), #[error("io issue encountered")] Io(#[from] io::Error), #[error("failed to read structure")] StructureReadFailed, #[error("mmap failed: {0}")] MmapFailed(nix::errno::Errno), } pub type Result = std::result::Result;