messages-nano.proto

/*
 * Messages (Nano specific) for KeepKey Communication
 *
 */

syntax = "proto2";

// Sugar for easier handling in Java
option java_package = "com.keepkey.deviceprotocol";
option java_outer_classname = "KeepKeyMessageNano";

/**
 * Request: Ask device for Nano address corresponding to address_n path
 * @next PassphraseRequest
 * @next NanoAddress
 * @next Failure
 */
message NanoGetAddress {
    repeated uint32 address_n = 1;                // BIP-32 path to derive the key from master node
    optional string coin_name = 2 [default='Nano'];
    optional bool show_display = 3;               // optionally show on display before sending the result
}

/**
 * Response: Contains a Nano address derived from device private seed
 * @prev NanoGetAddress
 */
message NanoAddress {
    optional string address = 1;                  // Coin address in Base58 encoding
}

/**
 * Request: ask device to sign Nano transaction
 * @start
 * @next NanoSignedTx
 */
message NanoSignTx {
    repeated uint32 address_n = 1;                // BIP-32 path to derive the key from master node
    optional string coin_name = 2 [default='Nano'];
    optional ParentBlock parent_block = 3;
    optional bytes link_hash = 4;
    optional string link_recipient = 5;
    repeated uint32 link_recipient_n = 6;         // BIP-32 path to derive address for recipient
    optional string representative = 7;
    optional bytes balance = 8;                   // uint128 (big-endian encoded)
    reserved 9;

    message ParentBlock {
        optional bytes parent_hash = 1;
        optional bytes link = 2;
        optional string representative = 4;
        optional bytes balance = 5;               // uint128 (big-endian encoded)
    }
}

/**
 * Response: signature for transaction
 * @end
 */
message NanoSignedTx {
    optional bytes signature = 1;
    optional bytes block_hash = 2;
}