1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35

//
//   This Source Code Form is subject to the terms of the Mozilla Public
//   License, v. 2.0. If a copy of the MPL was not distributed with this
//   file, You can obtain one at http://mozilla.org/MPL/2.0/.
//

#[derive(Debug, thiserror::Error)]
pub enum MPacketHeaderError {
    #[error("An invalid Quality of Service (Qos) was supplied: {}", .0)]
    InvalidQualityOfService(u8),
    #[error("An invalid packet type was supplied: {}", .0)]
    InvalidPacketType(u8),
    #[error("The DUP flag was set in a publish message of Quality of Service (QoS) level 0.")]
    InvalidDupFlag,
    #[error("The packet length does not fit the remaining length")]
    InvalidPacketLength,
    #[error("The client sent an unsupported protocol name: {}", .0)]
    InvalidProtocolName(String),
    #[error("The client sent an unsupported protocol level: {}", .0)]
    InvalidProtocolLevel(u8),
    #[error("Received a forbidden reserved value")]
    ForbiddenReservedValue,
    #[error("Received an invalid connect return code in CONNACK")]
    InvalidConnectReturnCode(u8),
    #[error("Received an invalid SUBACK")]
    InvalidSubscriptionAck(u8),
}

#[derive(Debug, thiserror::Error)]
pub enum MPacketWriteError {
    #[error("An IO error occurred")]
    Io(#[from] std::io::Error),
    #[error("An invalid packet size was constructed: {}", .0)]
    InvalidSize(usize),
}