// Copyright (c) 2022 Huawei Technologies Co.,Ltd. All rights reserved.
//
// StratoVirt is licensed under Mulan PSL v2.
// You can use this software according to the terms and conditions of the Mulan
// PSL v2.
// You may obtain a copy of Mulan PSL v2 at:
//         http://license.coscl.org.cn/MulanPSL2
// THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY
// KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO
// NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
// See the Mulan PSL v2 for more details.

use thiserror::Error;

#[derive(Error, Debug)]
pub enum VncError {
    #[error("Util")]
    Util {
        #[from]
        source: util::error::UtilError,
    },
    #[error("Unsupported RFB Protocol Version!")]
    UnsupportedRFBProtocolVersion,
    #[error("Invalid Image Size: width: {0}, height: {0}")]
    InvalidImageSize(i32, i32),
    #[error("Tcp bind failed: {0}")]
    TcpBindFailed(String),
    #[error("Make connection failed: {0}")]
    MakeConnectionFailed(String),
    #[error("Make tls connection failed: {0}")]
    MakeTlsConnectionFailed(String),
    #[error("ProtocolMessage failed: {0}")]
    ProtocolMessageFailed(String),
    #[error("Read buf form tcpstream failed: {0}")]
    ReadMessageFailed(String),
    #[error("Authentication failed: func: {0} reason: {0}")]
    AuthFailed(String, String),
    #[error("ParseKeyBoardFailed: {0}")]
    ParseKeyBoardFailed(String),
    #[error("Disconnection")]
    Disconnection,
}