You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
suricata/rust/src/quic/error.rs

66 lines
2.0 KiB
Rust

/* Copyright (C) 2021 Open Information Security Foundation
*
* You can copy, redistribute or modify this Program under the terms of
* the GNU General Public License version 2 as published by the Free
* Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* version 2 along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
use nom7::error::{ErrorKind, ParseError};
use std::error::Error;
use std::fmt;
#[derive(Debug, PartialEq, Eq)]
pub enum QuicError {
StreamTagNoMatch(u32),
InvalidPacket,
Incomplete,
Unhandled,
NomError(ErrorKind),
}
impl<I> ParseError<I> for QuicError {
fn from_error_kind(_input: I, kind: ErrorKind) -> Self {
QuicError::NomError(kind)
}
fn append(_input: I, kind: ErrorKind, _other: Self) -> Self {
QuicError::NomError(kind)
}
}
impl fmt::Display for QuicError {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
match self {
QuicError::StreamTagNoMatch(tag) => {
write!(f, "Could not match stream tag: 0x{:x}", tag)
}
QuicError::Incomplete => write!(f, "Incomplete data"),
QuicError::InvalidPacket => write!(f, "Invalid packet"),
QuicError::Unhandled => write!(f, "Unhandled packet"),
QuicError::NomError(e) => write!(f, "Internal parser error {:?}", e),
}
}
}
impl Error for QuicError {}
impl From<nom7::Err<QuicError>> for QuicError {
fn from(err: nom7::Err<QuicError>) -> Self {
match err {
nom7::Err::Incomplete(_) => QuicError::Incomplete,
nom7::Err::Error(e) => e,
nom7::Err::Failure(e) => e,
}
}
}