messages-polkadot.proto

syntax = "proto2";
package hw.trezor.messages.polkadot;

// Sugar for easier handling in Java
option java_package = "com.satoshilabs.trezor.lib.protobuf";
option java_outer_classname = "TrezorMessagePolkadot";

/**
 * Request: Ask device for Polkadot address corresponding to address_n path
 * @start
 * @next PolkadotAddress
 * @next Failure
 */
message PolkadotGetAddress {
    repeated uint32 address_n = 1;  // BIP-32 path to derive the key from master node
    required uint32 prefix = 2;     // SS58 address-type
    required string network = 3;    // Network name
    optional bool show_display = 4; // Optionally show on display before sending the result
}

/**
 * Response: Contains Polkadot address derived from device private seed
 * @end
 */
message PolkadotAddress {
    optional string address = 1; // Polkadot address
    optional string public_key = 2;  // public key
}

/**
 * Request: Ask device to sign Polkadot transaction
 * @start
 * @next PolkadotSignedTx
 */
message PolkadotSignTx {
    repeated uint32 address_n = 1;                  // BIP-32 path to derive the key from master node
    required bytes raw_tx = 2;                      // serialized raw transaction
    required string network = 3;                    // Network name
    optional uint32 prefix = 4;                     // SS58 address-type
}

/**
 * Response: Contains Polkadot transaction signature
 * @end
 */
message PolkadotSignedTx {
    required bytes signature = 1; // Transaction signature
}