netstat2 0.11.2

Cross-platform library to retrieve network sockets information.
Documentation 
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use std::io;
use thiserror::Error;

#[derive(Error, Debug)]
pub enum Error {
    #[error("Failed to call ffi")]
    OsError(#[from] io::Error),

    #[error("Unsupported SocketFamily {0}")]
    UnsupportedSocketFamily(u32),

    #[error("Failed to list processes")]
    FailedToListProcesses(io::Error),

    #[error("Not a valid socket")]
    NotAValidSocket,

    #[error("{0} is not a valid proc_fdtype")]
    NotAValidFDType(u32),

    #[error("Failed to query file descriptors")]
    FailedToQueryFileDescriptors(io::Error),

    #[error("Unsupported file descriptor")]
    UnsupportedFileDescriptor,

    #[error("Failed to allocate buffer")]
    FailedToAllocateBuffer,

    #[error("Failed to get UDP table")]
    FailedToGetTcpTable(i32),

    #[error("Failed to get UDP table")]
    FailedToGetUdpTable(i32),

    #[error("NetLink Error")]
    NetLinkError,

    #[cfg(any(target_os = "linux", target_os = "android"))]
    #[error("NetLink Error")]
    NetLinkPacketError(netlink_packet_core::error::ErrorMessage),
    
    #[cfg(any(target_os = "linux", target_os = "android"))]
    #[error("NetLink Decode Error")]
    NetLinkPacketDecodeError(#[from] netlink_packet_utils::errors::DecodeError),

    #[error("Found unknown protocol {0}")]
    UnknownProtocol(u8),
}