syntax = "proto2";

/**
 * Messages for TREZOR communication
 */

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

import "google/protobuf/descriptor.proto";

/**
 * Options for specifying message direction and type of wire (normal/debug)
 */
extend google.protobuf.EnumValueOptions {
    optional bool wire_in = 50002;              // message can be transmitted via wire from PC to TREZOR
    optional bool wire_out = 50003;             // message can be transmitted via wire from TREZOR to PC
    optional bool wire_debug_in = 50004;        // message can be transmitted via debug wire from PC to TREZOR
    optional bool wire_debug_out = 50005;       // message can be transmitted via debug wire from TREZOR to PC
    optional bool wire_tiny = 50006;            // message is handled by TREZOR when the USB stack is in tiny mode
    optional bool wire_bootloader = 50007;      // message is only handled by TREZOR Bootloader
    optional bool wire_no_fsm = 50008;          // message is not handled by TREZOR unless the USB stack is in tiny mode
}

/**
 * Mapping between TREZOR wire identifier (uint) and a protobuf message
 */
enum MessageType {

    // Management
    MessageType_Initialize = 0 [(wire_in) = true, (wire_tiny) = true];
    MessageType_Ping = 1 [(wire_in) = true];
    MessageType_Success = 2 [(wire_out) = true];
    MessageType_Failure = 3 [(wire_out) = true];
    MessageType_ChangePin = 4 [(wire_in) = true];
    MessageType_WipeDevice = 5 [(wire_in) = true];
    MessageType_GetEntropy = 9 [(wire_in) = true];
    MessageType_Entropy = 10 [(wire_out) = true];
    MessageType_LoadDevice = 13 [(wire_in) = true];
    MessageType_ResetDevice = 14 [(wire_in) = true];
    MessageType_Features = 17 [(wire_out) = true];
    MessageType_PinMatrixRequest = 18 [(wire_out) = true];
    MessageType_PinMatrixAck = 19 [(wire_in) = true, (wire_tiny) = true, (wire_no_fsm) = true];
    MessageType_Cancel = 20 [(wire_in) = true, (wire_tiny) = true];
    MessageType_ClearSession = 24 [(wire_in) = true];
    MessageType_ApplySettings = 25 [(wire_in) = true];
    MessageType_ButtonRequest = 26 [(wire_out) = true];
    MessageType_ButtonAck = 27 [(wire_in) = true, (wire_tiny) = true, (wire_no_fsm) = true];
    MessageType_ApplyFlags = 28 [(wire_in) = true];
    MessageType_BackupDevice = 34 [(wire_in) = true];
    MessageType_EntropyRequest = 35 [(wire_out) = true];
    MessageType_EntropyAck = 36 [(wire_in) = true];
    MessageType_PassphraseRequest = 41 [(wire_out) = true];
    MessageType_PassphraseAck = 42 [(wire_in) = true, (wire_tiny) = true, (wire_no_fsm) = true];
    MessageType_PassphraseStateRequest = 77 [(wire_out) = true];
    MessageType_PassphraseStateAck = 78 [(wire_in) = true, (wire_tiny) = true, (wire_no_fsm) = true];
    MessageType_RecoveryDevice = 45 [(wire_in) = true];
    MessageType_WordRequest = 46 [(wire_out) = true];
    MessageType_WordAck = 47 [(wire_in) = true];
    MessageType_GetFeatures = 55 [(wire_in) = true];
    MessageType_SetU2FCounter = 63 [(wire_in) = true];

    // Bootloader
    MessageType_FirmwareErase = 6 [(wire_in) = true, (wire_bootloader) = true];
    MessageType_FirmwareUpload = 7 [(wire_in) = true, (wire_bootloader) = true];
    MessageType_FirmwareRequest = 8 [(wire_out) = true, (wire_bootloader) = true];
    MessageType_SelfTest = 32 [(wire_in) = true, (wire_bootloader) = true];

    // Bitcoin
    MessageType_GetPublicKey = 11 [(wire_in) = true];
    MessageType_PublicKey = 12 [(wire_out) = true];
    MessageType_SignTx = 15 [(wire_in) = true];
    MessageType_TxRequest = 21 [(wire_out) = true];
    MessageType_TxAck = 22 [(wire_in) = true];
    MessageType_GetAddress = 29 [(wire_in) = true];
    MessageType_Address = 30 [(wire_out) = true];
    MessageType_SignMessage = 38 [(wire_in) = true];
    MessageType_VerifyMessage = 39 [(wire_in) = true];
    MessageType_MessageSignature = 40 [(wire_out) = true];

    // Crypto
    MessageType_CipherKeyValue = 23 [(wire_in) = true];
    MessageType_CipheredKeyValue = 48 [(wire_out) = true];
    MessageType_SignIdentity = 53 [(wire_in) = true];
    MessageType_SignedIdentity = 54 [(wire_out) = true];
    MessageType_GetECDHSessionKey = 61 [(wire_in) = true];
    MessageType_ECDHSessionKey = 62 [(wire_out) = true];
    MessageType_CosiCommit = 71 [(wire_in) = true];
    MessageType_CosiCommitment = 72 [(wire_out) = true];
    MessageType_CosiSign = 73 [(wire_in) = true];
    MessageType_CosiSignature = 74 [(wire_out) = true];

    // Debug
    MessageType_DebugLinkDecision = 100 [(wire_debug_in) = true, (wire_tiny) = true, (wire_no_fsm) = true];
    MessageType_DebugLinkGetState = 101 [(wire_debug_in) = true, (wire_tiny) = true];
    MessageType_DebugLinkState = 102 [(wire_debug_out) = true];
    MessageType_DebugLinkStop = 103 [(wire_debug_in) = true];
    MessageType_DebugLinkLog = 104 [(wire_debug_out) = true];
    MessageType_DebugLinkMemoryRead = 110 [(wire_debug_in) = true];
    MessageType_DebugLinkMemory = 111 [(wire_debug_out) = true];
    MessageType_DebugLinkMemoryWrite = 112 [(wire_debug_in) = true];
    MessageType_DebugLinkFlashErase = 113 [(wire_debug_in) = true];

    // Ethereum
    MessageType_EthereumGetAddress = 56 [(wire_in) = true];
    MessageType_EthereumAddress = 57 [(wire_out) = true];
    MessageType_EthereumSignTx = 58 [(wire_in) = true];
    MessageType_EthereumTxRequest = 59 [(wire_out) = true];
    MessageType_EthereumTxAck = 60 [(wire_in) = true];
    MessageType_EthereumSignMessage = 64 [(wire_in) = true];
    MessageType_EthereumVerifyMessage = 65 [(wire_in) = true];
    MessageType_EthereumMessageSignature = 66 [(wire_out) = true];

    // NEM
    MessageType_NEMGetAddress = 67 [(wire_in) = true];
    MessageType_NEMAddress = 68 [(wire_out) = true];
    MessageType_NEMSignTx = 69 [(wire_in) = true];
    MessageType_NEMSignedTx = 70 [(wire_out) = true];
    MessageType_NEMDecryptMessage = 75 [(wire_in) = true];
    MessageType_NEMDecryptedMessage = 76 [(wire_out) = true];

    // Lisk
    MessageType_LiskGetAddress = 114 [(wire_in) = true];
    MessageType_LiskAddress = 115 [(wire_out) = true];
    MessageType_LiskSignTx = 116 [(wire_in) = true];
    MessageType_LiskSignedTx = 117 [(wire_out) = true];
    MessageType_LiskSignMessage = 118 [(wire_in) = true];
    MessageType_LiskMessageSignature = 119 [(wire_out) = true];
    MessageType_LiskVerifyMessage = 120 [(wire_in) = true];
    MessageType_LiskGetPublicKey = 121 [(wire_in) = true];
    MessageType_LiskPublicKey = 122 [(wire_out) = true];

    // Tezos
    MessageType_TezosGetAddress = 150 [(wire_in) = true];
    MessageType_TezosAddress = 151 [(wire_out) = true];
    MessageType_TezosSignTx = 152 [(wire_in) = true];
    MessageType_TezosSignedTx = 153 [(wire_out) = true];
    MessageType_TezosGetPublicKey = 154 [(wire_in) = true];
    MessageType_TezosPublicKey = 155 [(wire_out) = true];

    // Stellar
    MessageType_StellarGetPublicKey = 200 [(wire_in) = true];
    MessageType_StellarPublicKey = 201 [(wire_out) = true];
    MessageType_StellarSignTx = 202 [(wire_in) = true];
    MessageType_StellarTxOpRequest = 203 [(wire_out) = true];
    MessageType_StellarGetAddress = 207 [(wire_in) = true];
    MessageType_StellarAddress = 208 [(wire_out) = true];
    MessageType_StellarCreateAccountOp = 210 [(wire_in) = true];
    MessageType_StellarPaymentOp = 211 [(wire_in) = true];
    MessageType_StellarPathPaymentOp = 212 [(wire_in) = true];
    MessageType_StellarManageOfferOp = 213 [(wire_in) = true];
    MessageType_StellarCreatePassiveOfferOp = 214 [(wire_in) = true];
    MessageType_StellarSetOptionsOp = 215 [(wire_in) = true];
    MessageType_StellarChangeTrustOp = 216 [(wire_in) = true];
    MessageType_StellarAllowTrustOp = 217 [(wire_in) = true];
    MessageType_StellarAccountMergeOp = 218 [(wire_in) = true];
    // Omitted: inflation is not a supported operation, would be 219
    MessageType_StellarManageDataOp = 220 [(wire_in) = true];
    MessageType_StellarBumpSequenceOp = 221 [(wire_in) = true];
    MessageType_StellarSignedTx = 230 [(wire_out) = true];

    // Cardano
    MessageType_CardanoSignMessage = 300 [(wire_in) = true];
    MessageType_CardanoMessageSignature = 301 [(wire_out) = true];
    MessageType_CardanoVerifyMessage = 302 [(wire_in) = true];
    MessageType_CardanoSignTransaction = 303 [(wire_in) = true];
    MessageType_CardanoTxRequest = 304 [(wire_out) = true];
    MessageType_CardanoGetPublicKey = 305 [(wire_in) = true];
    MessageType_CardanoPublicKey = 306 [(wire_out) = true];
    MessageType_CardanoGetAddress = 307 [(wire_in) = true];
    MessageType_CardanoAddress = 308 [(wire_out) = true];
    MessageType_CardanoTxAck = 309 [(wire_in) = true];
    MessageType_CardanoSignedTransaction = 310 [(wire_out) = true];
}