diff options
| -rw-r--r-- | src/auth.rs | 5 | ||||
| -rw-r--r-- | src/config.rs | 2 | ||||
| -rw-r--r-- | src/device.rs | 5 | ||||
| -rw-r--r-- | src/error.rs | 114 | ||||
| -rw-r--r-- | src/lib.rs | 4 | ||||
| -rw-r--r-- | src/otp.rs | 3 | ||||
| -rw-r--r-- | src/pws.rs | 5 | ||||
| -rw-r--r-- | src/util.rs | 113 |
8 files changed, 127 insertions, 124 deletions
diff --git a/src/auth.rs b/src/auth.rs index 2d61d4b..e805e54 100644 --- a/src/auth.rs +++ b/src/auth.rs @@ -6,10 +6,9 @@ use nitrokey_sys; use crate::config::{Config, RawConfig}; use crate::device::{Device, DeviceWrapper, Pro, Storage}; +use crate::error::CommandError; use crate::otp::{ConfigureOtp, GenerateOtp, OtpMode, OtpSlotData, RawOtpSlotData}; -use crate::util::{ - generate_password, get_command_result, get_cstring, result_from_string, CommandError, -}; +use crate::util::{generate_password, get_command_result, get_cstring, result_from_string}; static TEMPORARY_PASSWORD_LENGTH: usize = 25; diff --git a/src/config.rs b/src/config.rs index 2ce6f77..277dc5e 100644 --- a/src/config.rs +++ b/src/config.rs @@ -1,4 +1,4 @@ -use crate::util::CommandError; +use crate::error::CommandError; /// The configuration for a Nitrokey. #[derive(Clone, Copy, Debug, PartialEq)] diff --git a/src/device.rs b/src/device.rs index d794e1b..603a986 100644 --- a/src/device.rs +++ b/src/device.rs @@ -5,11 +5,10 @@ use nitrokey_sys; use crate::auth::Authenticate; use crate::config::{Config, RawConfig}; +use crate::error::CommandError; use crate::otp::GenerateOtp; use crate::pws::GetPasswordSafe; -use crate::util::{ - get_command_result, get_cstring, get_last_error, result_from_string, CommandError, -}; +use crate::util::{get_command_result, get_cstring, get_last_error, result_from_string}; /// Available Nitrokey models. #[derive(Clone, Copy, Debug, PartialEq)] diff --git a/src/error.rs b/src/error.rs new file mode 100644 index 0000000..6aeeef8 --- /dev/null +++ b/src/error.rs @@ -0,0 +1,114 @@ +use std::borrow; +use std::fmt; +use std::os::raw; + +/// Error types returned by Nitrokey device or by the library. +#[derive(Clone, Copy, Debug, PartialEq)] +pub enum CommandError { + /// A packet with a wrong checksum has been sent or received. + WrongCrc, + /// A command tried to access an OTP slot that does not exist. + WrongSlot, + /// A command tried to generate an OTP on a slot that is not configured. + SlotNotProgrammed, + /// The provided password is wrong. + WrongPassword, + /// You are not authorized for this command or provided a wrong temporary + /// password. + NotAuthorized, + /// An error occurred when getting or setting the time. + Timestamp, + /// You did not provide a name for the OTP slot. + NoName, + /// This command is not supported by this device. + NotSupported, + /// This command is unknown. + UnknownCommand, + /// AES decryption failed. + AesDecryptionFailed, + /// An unknown error occurred. + Unknown(i64), + /// An unspecified error occurred. + Undefined, + /// You passed a string containing a null byte. + InvalidString, + /// A supplied string exceeded a length limit. + StringTooLong, + /// You passed an invalid slot. + InvalidSlot, + /// The supplied string was not in hexadecimal format. + InvalidHexString, + /// The target buffer was smaller than the source. + TargetBufferTooSmall, + /// An error occurred during random number generation. + RngError, +} + +impl CommandError { + fn as_str(&self) -> borrow::Cow<'static, str> { + match *self { + CommandError::WrongCrc => { + "A packet with a wrong checksum has been sent or received".into() + } + CommandError::WrongSlot => "The given OTP slot does not exist".into(), + CommandError::SlotNotProgrammed => "The given OTP slot is not programmed".into(), + CommandError::WrongPassword => "The given password is wrong".into(), + CommandError::NotAuthorized => { + "You are not authorized for this command or provided a wrong temporary \ + password" + .into() + } + CommandError::Timestamp => "An error occurred when getting or setting the time".into(), + CommandError::NoName => "You did not provide a name for the OTP slot".into(), + CommandError::NotSupported => "This command is not supported by this device".into(), + CommandError::UnknownCommand => "This command is unknown".into(), + CommandError::AesDecryptionFailed => "AES decryption failed".into(), + CommandError::Unknown(x) => { + borrow::Cow::from(format!("An unknown error occurred ({})", x)) + } + CommandError::Undefined => "An unspecified error occurred".into(), + CommandError::InvalidString => "You passed a string containing a null byte".into(), + CommandError::StringTooLong => "The supplied string is too long".into(), + CommandError::InvalidSlot => "The given slot is invalid".into(), + CommandError::InvalidHexString => { + "The supplied string is not in hexadecimal format".into() + } + CommandError::TargetBufferTooSmall => "The target buffer is too small".into(), + CommandError::RngError => "An error occurred during random number generation".into(), + } + } +} + +impl fmt::Display for CommandError { + fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { + write!(f, "{}", self.as_str()) + } +} + +impl From<raw::c_int> for CommandError { + fn from(value: raw::c_int) -> Self { + match value { + 1 => CommandError::WrongCrc, + 2 => CommandError::WrongSlot, + 3 => CommandError::SlotNotProgrammed, + 4 => CommandError::WrongPassword, + 5 => CommandError::NotAuthorized, + 6 => CommandError::Timestamp, + 7 => CommandError::NoName, + 8 => CommandError::NotSupported, + 9 => CommandError::UnknownCommand, + 10 => CommandError::AesDecryptionFailed, + 200 => CommandError::StringTooLong, + 201 => CommandError::InvalidSlot, + 202 => CommandError::InvalidHexString, + 203 => CommandError::TargetBufferTooSmall, + x => CommandError::Unknown(x.into()), + } + } +} + +impl From<rand_core::Error> for CommandError { + fn from(_error: rand_core::Error) -> Self { + CommandError::RngError + } +} @@ -89,6 +89,7 @@ mod auth; mod config; mod device; +mod error; mod otp; mod pws; mod util; @@ -103,9 +104,10 @@ pub use crate::device::{ connect, connect_model, Device, DeviceWrapper, Model, Pro, SdCardData, Storage, StorageProductionInfo, StorageStatus, VolumeMode, VolumeStatus, }; +pub use crate::error::CommandError; pub use crate::otp::{ConfigureOtp, GenerateOtp, OtpMode, OtpSlotData}; pub use crate::pws::{GetPasswordSafe, PasswordSafe, SLOT_COUNT}; -pub use crate::util::{CommandError, LogLevel}; +pub use crate::util::LogLevel; /// The default admin PIN for all Nitrokey devices. pub const DEFAULT_ADMIN_PIN: &'static str = "12345678"; @@ -2,7 +2,8 @@ use std::ffi::CString; use nitrokey_sys; -use crate::util::{get_command_result, get_cstring, result_from_string, CommandError}; +use crate::error::CommandError; +use crate::util::{get_command_result, get_cstring, result_from_string}; /// Modes for one-time password generation. #[derive(Clone, Copy, Debug, PartialEq)] @@ -2,9 +2,8 @@ use libc; use nitrokey_sys; use crate::device::{Device, DeviceWrapper, Pro, Storage}; -use crate::util::{ - get_command_result, get_cstring, get_last_error, result_from_string, CommandError, -}; +use crate::error::CommandError; +use crate::util::{get_command_result, get_cstring, get_last_error, result_from_string}; /// The number of slots in a [`PasswordSafe`][]. /// diff --git a/src/util.rs b/src/util.rs index 567c478..88a381c 100644 --- a/src/util.rs +++ b/src/util.rs @@ -1,53 +1,11 @@ -use std::borrow; use std::ffi::{CStr, CString}; -use std::fmt; use std::os::raw::{c_char, c_int}; use libc::{c_void, free}; use rand_core::RngCore; use rand_os::OsRng; -/// Error types returned by Nitrokey device or by the library. -#[derive(Clone, Copy, Debug, PartialEq)] -pub enum CommandError { - /// A packet with a wrong checksum has been sent or received. - WrongCrc, - /// A command tried to access an OTP slot that does not exist. - WrongSlot, - /// A command tried to generate an OTP on a slot that is not configured. - SlotNotProgrammed, - /// The provided password is wrong. - WrongPassword, - /// You are not authorized for this command or provided a wrong temporary - /// password. - NotAuthorized, - /// An error occurred when getting or setting the time. - Timestamp, - /// You did not provide a name for the OTP slot. - NoName, - /// This command is not supported by this device. - NotSupported, - /// This command is unknown. - UnknownCommand, - /// AES decryption failed. - AesDecryptionFailed, - /// An unknown error occurred. - Unknown(i64), - /// An unspecified error occurred. - Undefined, - /// You passed a string containing a null byte. - InvalidString, - /// A supplied string exceeded a length limit. - StringTooLong, - /// You passed an invalid slot. - InvalidSlot, - /// The supplied string was not in hexadecimal format. - InvalidHexString, - /// The target buffer was smaller than the source. - TargetBufferTooSmall, - /// An error occurred during random number generation. - RngError, -} +use crate::error::CommandError; /// Log level for libnitrokey. /// @@ -123,75 +81,6 @@ pub fn get_cstring<T: Into<Vec<u8>>>(s: T) -> Result<CString, CommandError> { CString::new(s).or(Err(CommandError::InvalidString)) } -impl CommandError { - fn as_str(&self) -> borrow::Cow<'static, str> { - match *self { - CommandError::WrongCrc => { - "A packet with a wrong checksum has been sent or received".into() - } - CommandError::WrongSlot => "The given OTP slot does not exist".into(), - CommandError::SlotNotProgrammed => "The given OTP slot is not programmed".into(), - CommandError::WrongPassword => "The given password is wrong".into(), - CommandError::NotAuthorized => { - "You are not authorized for this command or provided a wrong temporary \ - password" - .into() - } - CommandError::Timestamp => "An error occurred when getting or setting the time".into(), - CommandError::NoName => "You did not provide a name for the OTP slot".into(), - CommandError::NotSupported => "This command is not supported by this device".into(), - CommandError::UnknownCommand => "This command is unknown".into(), - CommandError::AesDecryptionFailed => "AES decryption failed".into(), - CommandError::Unknown(x) => { - borrow::Cow::from(format!("An unknown error occurred ({})", x)) - } - CommandError::Undefined => "An unspecified error occurred".into(), - CommandError::InvalidString => "You passed a string containing a null byte".into(), - CommandError::StringTooLong => "The supplied string is too long".into(), - CommandError::InvalidSlot => "The given slot is invalid".into(), - CommandError::InvalidHexString => { - "The supplied string is not in hexadecimal format".into() - } - CommandError::TargetBufferTooSmall => "The target buffer is too small".into(), - CommandError::RngError => "An error occurred during random number generation".into(), - } - } -} - -impl fmt::Display for CommandError { - fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { - write!(f, "{}", self.as_str()) - } -} - -impl From<c_int> for CommandError { - fn from(value: c_int) -> Self { - match value { - 1 => CommandError::WrongCrc, - 2 => CommandError::WrongSlot, - 3 => CommandError::SlotNotProgrammed, - 4 => CommandError::WrongPassword, - 5 => CommandError::NotAuthorized, - 6 => CommandError::Timestamp, - 7 => CommandError::NoName, - 8 => CommandError::NotSupported, - 9 => CommandError::UnknownCommand, - 10 => CommandError::AesDecryptionFailed, - 200 => CommandError::StringTooLong, - 201 => CommandError::InvalidSlot, - 202 => CommandError::InvalidHexString, - 203 => CommandError::TargetBufferTooSmall, - x => CommandError::Unknown(x.into()), - } - } -} - -impl From<rand_core::Error> for CommandError { - fn from(_error: rand_core::Error) -> Self { - CommandError::RngError - } -} - impl Into<i32> for LogLevel { fn into(self) -> i32 { match self { |