INNER CODE UNIT · Rust

unavailable_feature

domcyrus/rustnet · crates/rustnet-host/src/lib.rs:615

    pub fn unavailable_feature(&self) -> Option<&str> {
        match self {
            Self::None => None,
            #[cfg(target_os = "linux")]
            Self::MissingCapBpf
            | Self::MissingCapPerfmon
            | Self::MissingBpfCapabilities
            | Self::KernelUnsupported
            | Self::BpfPermissionDenied
            | Self::KprobeAttachFailed(_)
            | Self::BtfUnavailable
            | Self::EbpfLoadFailed(_)
            | Self::BinaryOnNosuidMount => Some("eBPF"),
            #[cfg(target_os = "macos")]
            Self::MissingRootPrivileges
            | Self::NoBpfDeviceAccess
            | Self::BpfFilterIncompatible
            | Self::InterfaceSpecified => Some("PKTAP"),

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