nym-ip-packet-client 1.20.4

Nym's implementation of a client that sends and receives IP packets
Documentation 
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// Copyright 2024 - Nym Technologies SA <contact@nymtech.net>
// SPDX-License-Identifier: GPL-3.0-only

use crate::current::response::ConnectFailureReason;

#[derive(thiserror::Error, Debug)]
pub enum Error {
    #[error("nym sdk")]
    SdkError(#[source] Box<nym_sdk::Error>),

    #[error(
        "received response with version v{received}, the client is too new and can only understand v{expected}"
    )]
    ReceivedResponseWithOldVersion { expected: u8, received: u8 },

    #[error(
        "received response with version v{received}, the client is too old and can only understand v{expected}"
    )]
    ReceivedResponseWithNewVersion { expected: u8, received: u8 },

    #[error("unexpected connect response")]
    UnexpectedConnectResponse,

    #[error("mixnet client stopped returning responses")]
    NoMixnetMessagesReceived,

    #[error("timeout waiting for connect response from exit gateway (ipr)")]
    TimeoutWaitingForConnectResponse,

    #[error("connection cancelled")]
    Cancelled,

    #[error("connect request denied: {reason}")]
    ConnectRequestDenied { reason: ConnectFailureReason },

    #[error("failed to get version from message")]
    NoVersionInMessage,

    #[error("already connected to the mixnet")]
    AlreadyConnected,

    #[error(transparent)]
    Bincode(#[from] bincode::Error),
}

// Result type based on our error type
pub type Result<T> = std::result::Result<T, Error>;