mirror of
https://github.com/trezor/trezor-firmware.git
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96 lines
3.8 KiB
Rust
96 lines
3.8 KiB
Rust
//! # Error Handling
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use crate::{client::InteractionType, protos, transport::error::Error as TransportError};
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/// Trezor result type. Aliased to [`std::result::Result`] with the error type
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/// set to [`Error`].
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pub type Result<T, E = Error> = std::result::Result<T, E>;
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/// Trezor error.
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#[derive(Debug, thiserror::Error)]
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pub enum Error {
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/// Less than one device was plugged in.
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#[error("Trezor device not found")]
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NoDeviceFound,
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/// More than one device was plugged in.
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#[error("multiple Trezor devices found")]
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DeviceNotUnique,
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/// The device returned an invalid signature.
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#[error("device returned invalid signature")]
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MalformedSignature,
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/// Transport error connecting to device.
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#[error("transport connect: {0}")]
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TransportConnect(#[source] TransportError),
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/// Transport error while beginning a session.
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#[error("transport beginning session: {0}")]
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TransportBeginSession(#[source] TransportError),
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/// Transport error while ending a session.
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#[error("transport ending session: {0}")]
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TransportEndSession(#[source] TransportError),
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/// Transport error while sending a message.
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#[error("transport sending message: {0}")]
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TransportSendMessage(#[source] TransportError),
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/// Transport error while receiving a message.
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#[error("transport receiving message: {0}")]
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TransportReceiveMessage(#[source] TransportError),
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/// Received an unexpected message type from the device.
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#[error("received unexpected message type: {0:?}")]
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UnexpectedMessageType(protos::MessageType), //TODO(stevenroose) type alias
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/// Error reading or writing protobuf messages.
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#[error(transparent)]
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Protobuf(#[from] protobuf::Error),
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/// A failure message was returned by the device.
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#[error("failure received: code={:?} message=\"{}\"", .0.code(), .0.message())]
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FailureResponse(protos::Failure),
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/// An unexpected interaction request was returned by the device.
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#[error("unexpected interaction request: {0:?}")]
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UnexpectedInteractionRequest(InteractionType),
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/// The given Bitcoin network is not supported.
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#[error("given network is not supported")]
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UnsupportedNetwork,
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/// Provided entropy is not 32 bytes.
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#[error("provided entropy is not 32 bytes")]
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InvalidEntropy,
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/// The device erenced a non-existing input or output index.
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#[error("device referenced non-existing input or output index: {0}")]
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TxRequestInvalidIndex(usize),
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/// User provided invalid PSBT.
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#[error("PSBT missing input tx: {0}")]
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InvalidPsbt(String),
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// bitcoin
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/// Error in Base58 decoding
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#[cfg(feature = "bitcoin")]
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#[error(transparent)]
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Base58(#[from] bitcoin::base58::Error),
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/// The device erenced an unknown TXID.
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#[cfg(feature = "bitcoin")]
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#[error("device referenced unknown TXID: {0}")]
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TxRequestUnknownTxid(bitcoin::hashes::sha256d::Hash),
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/// The PSBT is missing the full tx for given input.
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#[cfg(feature = "bitcoin")]
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#[error("PSBT missing input tx: {0}")]
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PsbtMissingInputTx(bitcoin::hashes::sha256d::Hash),
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/// Device produced invalid TxRequest message.
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#[cfg(feature = "bitcoin")]
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#[error("malformed TxRequest: {0:?}")]
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MalformedTxRequest(protos::TxRequest),
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/// Error encoding/decoding a Bitcoin data structure.
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#[cfg(feature = "bitcoin")]
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#[error(transparent)]
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BitcoinEncode(#[from] bitcoin::consensus::encode::Error),
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/// Elliptic curve crypto error.
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#[cfg(feature = "bitcoin")]
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#[error(transparent)]
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Secp256k1(#[from] bitcoin::secp256k1::Error),
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/// Bip32 error.
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#[cfg(feature = "bitcoin")]
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#[error(transparent)]
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Bip32(#[from] bitcoin::bip32::Error),
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/// Address error.
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#[cfg(feature = "bitcoin")]
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#[error(transparent)]
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Address(#[from] bitcoin::address::ParseError),
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}
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