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This commit is contained in:
Heiko Schaefer 2021-08-20 10:43:43 +02:00
parent 421ffe3599
commit a3f2c930f2
1 changed files with 13 additions and 0 deletions
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openpgp-card/src/errors.rs
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@ -1,8 +1,18 @@
// SPDX-FileCopyrightText: 2021 Heiko Schaefer <heiko@schaefer.name>
// SPDX-License-Identifier: MIT OR Apache-2.0
//! Error types that are used by this crate.
//!
//! [`OpenpgpCardError`] is a wrapper enum for all error types that are used.
//!
//! The two main cases are:
//! - [`SmartcardError`], for problems on the reader/smartcard layer
//! - [`OcErrorStatus`] which models error statuses reported by the OpenPGP
//! card application
use thiserror::Error;
/// Enum that wraps the different error types that this crate can return
#[derive(Error, Debug)]
pub enum OpenpgpCardError {
#[error("Error interacting with smartcard {0}")]
@ -30,6 +40,7 @@ impl From<anyhow::Error> for OpenpgpCardError {
}
}
/// OpenPGP card "Status Byte" errors
#[derive(Error, Debug)]
pub enum OcErrorStatus {
#[error("Selected file or DO in termination state")]
@ -101,6 +112,7 @@ pub enum OcErrorStatus {
#[error("Unknown OpenPGP card status: [{0}, {1}]")]
UnknownStatus(u8, u8),
/// This code is not an OpenPGP card status value
#[error("Unexpected response length: {0}")]
ResponseLength(usize),
}
@ -137,6 +149,7 @@ impl From<(u8, u8)> for OcErrorStatus {
}
}
/// Errors on the smartcard/reader layer
#[derive(Error, Debug)]
pub enum SmartcardError {
#[error("Failed to create a pcsc smartcard context {0}")]