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net_util: Derive thiserror::Error

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Signed-off-by: Bo Chen <chen.bo@intel.com>
This commit is contained in:
Bo Chen
2022-08-10 14:58:36 -07:00
committed by Rob Bradford
parent 6a1e637a46
commit f39b08f21f
6 changed files with 42 additions and 35 deletions
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25
net_util/src/open_tap.rs
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@@ -6,30 +6,31 @@ use super::{vnet_hdr_len, MacAddr, Tap, TapError};
use std::net::Ipv4Addr;
use std::path::Path;
use std::{fs, io};
use thiserror::Error;
#[derive(Debug)]
#[derive(Error, Debug)]
pub enum Error {
/// Failed to convert an hexadecimal string into an integer.
#[error("Failed to convert an hexadecimal string into an integer: {0}")]
ConvertHexStringToInt(std::num::ParseIntError),
/// Error related to the multiqueue support (no support TAP side).
#[error("Error related to the multiqueue support (no support TAP side).")]
MultiQueueNoTapSupport,
/// Error related to the multiqueue support (no support device side).
#[error("Error related to the multiqueue support (no support device side).")]
MultiQueueNoDeviceSupport,
/// Failed to read the TAP flags from sysfs.
#[error("Failed to read the TAP flags from sysfs: {0}")]
ReadSysfsTunFlags(io::Error),
/// Open tap device failed.
#[error("Open tap device failed: {0}")]
TapOpen(TapError),
/// Setting tap IP failed.
#[error("Setting tap IP failed: {0}")]
TapSetIp(TapError),
/// Setting tap netmask failed.
#[error("Setting tap netmask failed: {0}")]
TapSetNetmask(TapError),
/// Setting MAC address failed
#[error("Setting MAC address failed: {0}")]
TapSetMac(TapError),
/// Getting MAC address failed
#[error("Getting MAC address failed: {0}")]
TapGetMac(TapError),
/// Setting vnet header size failed.
#[error("Setting vnet header size failed: {0}")]
TapSetVnetHdrSize(TapError),
/// Enabling tap interface failed.
#[error("Enabling tap interface failed: {0}")]
TapEnable(TapError),
}