132 lines
4.9 KiB
Protocol Buffer
132 lines
4.9 KiB
Protocol Buffer
// This file originates from the SatoshiLabs Trezor `common` repository at:
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// https://github.com/trezor/trezor-common/blob/master/protob/messages-ethereum.proto
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// dated 28.05.2019, commit 893fd219d4a01bcffa0cd9cfa631856371ec5aa9.
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syntax = "proto2";
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package hw.trezor.messages.ethereum;
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// Sugar for easier handling in Java
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option java_package = "com.satoshilabs.trezor.lib.protobuf";
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option java_outer_classname = "TrezorMessageEthereum";
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import "messages-common.proto";
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/**
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* Request: Ask device for public key corresponding to address_n path
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* @start
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* @next EthereumPublicKey
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* @next Failure
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*/
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message EthereumGetPublicKey {
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repeated uint32 address_n = 1; // BIP-32 path to derive the key from master node
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optional bool show_display = 2; // optionally show on display before sending the result
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}
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/**
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* Response: Contains public key derived from device private seed
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* @end
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*/
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message EthereumPublicKey {
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optional hw.trezor.messages.common.HDNodeType node = 1; // BIP32 public node
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optional string xpub = 2; // serialized form of public node
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}
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/**
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* Request: Ask device for Ethereum address corresponding to address_n path
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* @start
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* @next EthereumAddress
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* @next Failure
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*/
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message EthereumGetAddress {
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repeated uint32 address_n = 1; // BIP-32 path to derive the key from master node
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optional bool show_display = 2; // optionally show on display before sending the result
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}
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/**
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* Response: Contains an Ethereum address derived from device private seed
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* @end
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*/
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message EthereumAddress {
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optional bytes addressBin = 1; // Ethereum address as 20 bytes (legacy firmwares)
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optional string addressHex = 2; // Ethereum address as hex string (newer firmwares)
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}
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/**
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* Request: Ask device to sign transaction
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* All fields are optional from the protocol's point of view. Each field defaults to value `0` if missing.
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* Note: the first at most 1024 bytes of data MUST be transmitted as part of this message.
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* @start
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* @next EthereumTxRequest
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* @next Failure
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*/
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message EthereumSignTx {
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repeated uint32 address_n = 1; // BIP-32 path to derive the key from master node
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optional bytes nonce = 2; // <=256 bit unsigned big endian
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optional bytes gas_price = 3; // <=256 bit unsigned big endian (in wei)
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optional bytes gas_limit = 4; // <=256 bit unsigned big endian
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optional bytes toBin = 5; // recipient address (20 bytes, legacy firmware)
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optional string toHex = 11; // recipient address (hex string, newer firmware)
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optional bytes value = 6; // <=256 bit unsigned big endian (in wei)
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optional bytes data_initial_chunk = 7; // The initial data chunk (<= 1024 bytes)
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optional uint32 data_length = 8; // Length of transaction payload
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optional uint32 chain_id = 9; // Chain Id for EIP 155
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optional uint32 tx_type = 10; // (only for Wanchain)
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}
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/**
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* Response: Device asks for more data from transaction payload, or returns the signature.
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* If data_length is set, device awaits that many more bytes of payload.
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* Otherwise, the signature_* fields contain the computed transaction signature. All three fields will be present.
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* @end
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* @next EthereumTxAck
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*/
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message EthereumTxRequest {
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optional uint32 data_length = 1; // Number of bytes being requested (<= 1024)
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optional uint32 signature_v = 2; // Computed signature (recovery parameter, limited to 27 or 28)
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optional bytes signature_r = 3; // Computed signature R component (256 bit)
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optional bytes signature_s = 4; // Computed signature S component (256 bit)
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}
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/**
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* Request: Transaction payload data.
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* @next EthereumTxRequest
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*/
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message EthereumTxAck {
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optional bytes data_chunk = 1; // Bytes from transaction payload (<= 1024 bytes)
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}
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/**
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* Request: Ask device to sign message
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* @start
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* @next EthereumMessageSignature
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* @next Failure
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*/
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message EthereumSignMessage {
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repeated uint32 address_n = 1; // BIP-32 path to derive the key from master node
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optional bytes message = 2; // message to be signed
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}
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/**
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* Response: Signed message
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* @end
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*/
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message EthereumMessageSignature {
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optional bytes addressBin = 1; // address used to sign the message (20 bytes, legacy firmware)
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optional bytes signature = 2; // signature of the message
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optional string addressHex = 3; // address used to sign the message (hex string, newer firmware)
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}
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/**
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* Request: Ask device to verify message
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* @start
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* @next Success
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* @next Failure
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*/
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message EthereumVerifyMessage {
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optional bytes addressBin = 1; // address to verify (20 bytes, legacy firmware)
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optional bytes signature = 2; // signature to verify
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optional bytes message = 3; // message to verify
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optional string addressHex = 4; // address to verify (hex string, newer firmware)
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}
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