accounts, console, internal: support trezor hardware wallet

5 files changed, 5639 insertions, 0 deletions

diff --git a/accounts/usbwallet/internal/trezor/messages.pb.go b/accounts/usbwallet/internal/trezor/messages.pb.go
new file mode 100644
index 000000000..15bb6fb73
--- /dev/null
+++ b/accounts/usbwallet/internal/trezor/messages.pb.go
@@ -0,0 +1,3081 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// source: messages.proto
+
+package trezor
+
+import proto "github.com/golang/protobuf/proto"
+import fmt "fmt"
+import math "math"
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ = proto.Marshal
+var _ = fmt.Errorf
+var _ = math.Inf
+
+// *
+// Mapping between Trezor wire identifier (uint) and a protobuf message
+type MessageType int32
+
+const (
+	MessageType_MessageType_Initialize               MessageType = 0
+	MessageType_MessageType_Ping                     MessageType = 1
+	MessageType_MessageType_Success                  MessageType = 2
+	MessageType_MessageType_Failure                  MessageType = 3
+	MessageType_MessageType_ChangePin                MessageType = 4
+	MessageType_MessageType_WipeDevice               MessageType = 5
+	MessageType_MessageType_FirmwareErase            MessageType = 6
+	MessageType_MessageType_FirmwareUpload           MessageType = 7
+	MessageType_MessageType_FirmwareRequest          MessageType = 8
+	MessageType_MessageType_GetEntropy               MessageType = 9
+	MessageType_MessageType_Entropy                  MessageType = 10
+	MessageType_MessageType_GetPublicKey             MessageType = 11
+	MessageType_MessageType_PublicKey                MessageType = 12
+	MessageType_MessageType_LoadDevice               MessageType = 13
+	MessageType_MessageType_ResetDevice              MessageType = 14
+	MessageType_MessageType_SignTx                   MessageType = 15
+	MessageType_MessageType_SimpleSignTx             MessageType = 16
+	MessageType_MessageType_Features                 MessageType = 17
+	MessageType_MessageType_PinMatrixRequest         MessageType = 18
+	MessageType_MessageType_PinMatrixAck             MessageType = 19
+	MessageType_MessageType_Cancel                   MessageType = 20
+	MessageType_MessageType_TxRequest                MessageType = 21
+	MessageType_MessageType_TxAck                    MessageType = 22
+	MessageType_MessageType_CipherKeyValue           MessageType = 23
+	MessageType_MessageType_ClearSession             MessageType = 24
+	MessageType_MessageType_ApplySettings            MessageType = 25
+	MessageType_MessageType_ButtonRequest            MessageType = 26
+	MessageType_MessageType_ButtonAck                MessageType = 27
+	MessageType_MessageType_ApplyFlags               MessageType = 28
+	MessageType_MessageType_GetAddress               MessageType = 29
+	MessageType_MessageType_Address                  MessageType = 30
+	MessageType_MessageType_SelfTest                 MessageType = 32
+	MessageType_MessageType_BackupDevice             MessageType = 34
+	MessageType_MessageType_EntropyRequest           MessageType = 35
+	MessageType_MessageType_EntropyAck               MessageType = 36
+	MessageType_MessageType_SignMessage              MessageType = 38
+	MessageType_MessageType_VerifyMessage            MessageType = 39
+	MessageType_MessageType_MessageSignature         MessageType = 40
+	MessageType_MessageType_PassphraseRequest        MessageType = 41
+	MessageType_MessageType_PassphraseAck            MessageType = 42
+	MessageType_MessageType_EstimateTxSize           MessageType = 43
+	MessageType_MessageType_TxSize                   MessageType = 44
+	MessageType_MessageType_RecoveryDevice           MessageType = 45
+	MessageType_MessageType_WordRequest              MessageType = 46
+	MessageType_MessageType_WordAck                  MessageType = 47
+	MessageType_MessageType_CipheredKeyValue         MessageType = 48
+	MessageType_MessageType_EncryptMessage           MessageType = 49
+	MessageType_MessageType_EncryptedMessage         MessageType = 50
+	MessageType_MessageType_DecryptMessage           MessageType = 51
+	MessageType_MessageType_DecryptedMessage         MessageType = 52
+	MessageType_MessageType_SignIdentity             MessageType = 53
+	MessageType_MessageType_SignedIdentity           MessageType = 54
+	MessageType_MessageType_GetFeatures              MessageType = 55
+	MessageType_MessageType_EthereumGetAddress       MessageType = 56
+	MessageType_MessageType_EthereumAddress          MessageType = 57
+	MessageType_MessageType_EthereumSignTx           MessageType = 58
+	MessageType_MessageType_EthereumTxRequest        MessageType = 59
+	MessageType_MessageType_EthereumTxAck            MessageType = 60
+	MessageType_MessageType_GetECDHSessionKey        MessageType = 61
+	MessageType_MessageType_ECDHSessionKey           MessageType = 62
+	MessageType_MessageType_SetU2FCounter            MessageType = 63
+	MessageType_MessageType_EthereumSignMessage      MessageType = 64
+	MessageType_MessageType_EthereumVerifyMessage    MessageType = 65
+	MessageType_MessageType_EthereumMessageSignature MessageType = 66
+	MessageType_MessageType_DebugLinkDecision        MessageType = 100
+	MessageType_MessageType_DebugLinkGetState        MessageType = 101
+	MessageType_MessageType_DebugLinkState           MessageType = 102
+	MessageType_MessageType_DebugLinkStop            MessageType = 103
+	MessageType_MessageType_DebugLinkLog             MessageType = 104
+	MessageType_MessageType_DebugLinkMemoryRead      MessageType = 110
+	MessageType_MessageType_DebugLinkMemory          MessageType = 111
+	MessageType_MessageType_DebugLinkMemoryWrite     MessageType = 112
+	MessageType_MessageType_DebugLinkFlashErase      MessageType = 113
+)
+
+var MessageType_name = map[int32]string{
+	0:   "MessageType_Initialize",
+	1:   "MessageType_Ping",
+	2:   "MessageType_Success",
+	3:   "MessageType_Failure",
+	4:   "MessageType_ChangePin",
+	5:   "MessageType_WipeDevice",
+	6:   "MessageType_FirmwareErase",
+	7:   "MessageType_FirmwareUpload",
+	8:   "MessageType_FirmwareRequest",
+	9:   "MessageType_GetEntropy",
+	10:  "MessageType_Entropy",
+	11:  "MessageType_GetPublicKey",
+	12:  "MessageType_PublicKey",
+	13:  "MessageType_LoadDevice",
+	14:  "MessageType_ResetDevice",
+	15:  "MessageType_SignTx",
+	16:  "MessageType_SimpleSignTx",
+	17:  "MessageType_Features",
+	18:  "MessageType_PinMatrixRequest",
+	19:  "MessageType_PinMatrixAck",
+	20:  "MessageType_Cancel",
+	21:  "MessageType_TxRequest",
+	22:  "MessageType_TxAck",
+	23:  "MessageType_CipherKeyValue",
+	24:  "MessageType_ClearSession",
+	25:  "MessageType_ApplySettings",
+	26:  "MessageType_ButtonRequest",
+	27:  "MessageType_ButtonAck",
+	28:  "MessageType_ApplyFlags",
+	29:  "MessageType_GetAddress",
+	30:  "MessageType_Address",
+	32:  "MessageType_SelfTest",
+	34:  "MessageType_BackupDevice",
+	35:  "MessageType_EntropyRequest",
+	36:  "MessageType_EntropyAck",
+	38:  "MessageType_SignMessage",
+	39:  "MessageType_VerifyMessage",
+	40:  "MessageType_MessageSignature",
+	41:  "MessageType_PassphraseRequest",
+	42:  "MessageType_PassphraseAck",
+	43:  "MessageType_EstimateTxSize",
+	44:  "MessageType_TxSize",
+	45:  "MessageType_RecoveryDevice",
+	46:  "MessageType_WordRequest",
+	47:  "MessageType_WordAck",
+	48:  "MessageType_CipheredKeyValue",
+	49:  "MessageType_EncryptMessage",
+	50:  "MessageType_EncryptedMessage",
+	51:  "MessageType_DecryptMessage",
+	52:  "MessageType_DecryptedMessage",
+	53:  "MessageType_SignIdentity",
+	54:  "MessageType_SignedIdentity",
+	55:  "MessageType_GetFeatures",
+	56:  "MessageType_EthereumGetAddress",
+	57:  "MessageType_EthereumAddress",
+	58:  "MessageType_EthereumSignTx",
+	59:  "MessageType_EthereumTxRequest",
+	60:  "MessageType_EthereumTxAck",
+	61:  "MessageType_GetECDHSessionKey",
+	62:  "MessageType_ECDHSessionKey",
+	63:  "MessageType_SetU2FCounter",
+	64:  "MessageType_EthereumSignMessage",
+	65:  "MessageType_EthereumVerifyMessage",
+	66:  "MessageType_EthereumMessageSignature",
+	100: "MessageType_DebugLinkDecision",
+	101: "MessageType_DebugLinkGetState",
+	102: "MessageType_DebugLinkState",
+	103: "MessageType_DebugLinkStop",
+	104: "MessageType_DebugLinkLog",
+	110: "MessageType_DebugLinkMemoryRead",
+	111: "MessageType_DebugLinkMemory",
+	112: "MessageType_DebugLinkMemoryWrite",
+	113: "MessageType_DebugLinkFlashErase",
+}
+var MessageType_value = map[string]int32{
+	"MessageType_Initialize":               0,
+	"MessageType_Ping":                     1,
+	"MessageType_Success":                  2,
+	"MessageType_Failure":                  3,
+	"MessageType_ChangePin":                4,
+	"MessageType_WipeDevice":               5,
+	"MessageType_FirmwareErase":            6,
+	"MessageType_FirmwareUpload":           7,
+	"MessageType_FirmwareRequest":          8,
+	"MessageType_GetEntropy":               9,
+	"MessageType_Entropy":                  10,
+	"MessageType_GetPublicKey":             11,
+	"MessageType_PublicKey":                12,
+	"MessageType_LoadDevice":               13,
+	"MessageType_ResetDevice":              14,
+	"MessageType_SignTx":                   15,
+	"MessageType_SimpleSignTx":             16,
+	"MessageType_Features":                 17,
+	"MessageType_PinMatrixRequest":         18,
+	"MessageType_PinMatrixAck":             19,
+	"MessageType_Cancel":                   20,
+	"MessageType_TxRequest":                21,
+	"MessageType_TxAck":                    22,
+	"MessageType_CipherKeyValue":           23,
+	"MessageType_ClearSession":             24,
+	"MessageType_ApplySettings":            25,
+	"MessageType_ButtonRequest":            26,
+	"MessageType_ButtonAck":                27,
+	"MessageType_ApplyFlags":               28,
+	"MessageType_GetAddress":               29,
+	"MessageType_Address":                  30,
+	"MessageType_SelfTest":                 32,
+	"MessageType_BackupDevice":             34,
+	"MessageType_EntropyRequest":           35,
+	"MessageType_EntropyAck":               36,
+	"MessageType_SignMessage":              38,
+	"MessageType_VerifyMessage":            39,
+	"MessageType_MessageSignature":         40,
+	"MessageType_PassphraseRequest":        41,
+	"MessageType_PassphraseAck":            42,
+	"MessageType_EstimateTxSize":           43,
+	"MessageType_TxSize":                   44,
+	"MessageType_RecoveryDevice":           45,
+	"MessageType_WordRequest":              46,
+	"MessageType_WordAck":                  47,
+	"MessageType_CipheredKeyValue":         48,
+	"MessageType_EncryptMessage":           49,
+	"MessageType_EncryptedMessage":         50,
+	"MessageType_DecryptMessage":           51,
+	"MessageType_DecryptedMessage":         52,
+	"MessageType_SignIdentity":             53,
+	"MessageType_SignedIdentity":           54,
+	"MessageType_GetFeatures":              55,
+	"MessageType_EthereumGetAddress":       56,
+	"MessageType_EthereumAddress":          57,
+	"MessageType_EthereumSignTx":           58,
+	"MessageType_EthereumTxRequest":        59,
+	"MessageType_EthereumTxAck":            60,
+	"MessageType_GetECDHSessionKey":        61,
+	"MessageType_ECDHSessionKey":           62,
+	"MessageType_SetU2FCounter":            63,
+	"MessageType_EthereumSignMessage":      64,
+	"MessageType_EthereumVerifyMessage":    65,
+	"MessageType_EthereumMessageSignature": 66,
+	"MessageType_DebugLinkDecision":        100,
+	"MessageType_DebugLinkGetState":        101,
+	"MessageType_DebugLinkState":           102,
+	"MessageType_DebugLinkStop":            103,
+	"MessageType_DebugLinkLog":             104,
+	"MessageType_DebugLinkMemoryRead":      110,
+	"MessageType_DebugLinkMemory":          111,
+	"MessageType_DebugLinkMemoryWrite":     112,
+	"MessageType_DebugLinkFlashErase":      113,
+}
+
+func (x MessageType) Enum() *MessageType {
+	p := new(MessageType)
+	*p = x
+	return p
+}
+func (x MessageType) String() string {
+	return proto.EnumName(MessageType_name, int32(x))
+}
+func (x *MessageType) UnmarshalJSON(data []byte) error {
+	value, err := proto.UnmarshalJSONEnum(MessageType_value, data, "MessageType")
+	if err != nil {
+		return err
+	}
+	*x = MessageType(value)
+	return nil
+}
+func (MessageType) EnumDescriptor() ([]byte, []int) { return fileDescriptor1, []int{0} }
+
+// *
+// Request: Reset device to default state and ask for device details
+// @next Features
+type Initialize struct {
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *Initialize) Reset()                    { *m = Initialize{} }
+func (m *Initialize) String() string            { return proto.CompactTextString(m) }
+func (*Initialize) ProtoMessage()               {}
+func (*Initialize) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{0} }
+
+// *
+// Request: Ask for device details (no device reset)
+// @next Features
+type GetFeatures struct {
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *GetFeatures) Reset()                    { *m = GetFeatures{} }
+func (m *GetFeatures) String() string            { return proto.CompactTextString(m) }
+func (*GetFeatures) ProtoMessage()               {}
+func (*GetFeatures) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{1} }
+
+// *
+// Response: Reports various information about the device
+// @prev Initialize
+// @prev GetFeatures
+type Features struct {
+	Vendor               *string     `protobuf:"bytes,1,opt,name=vendor" json:"vendor,omitempty"`
+	MajorVersion         *uint32     `protobuf:"varint,2,opt,name=major_version,json=majorVersion" json:"major_version,omitempty"`
+	MinorVersion         *uint32     `protobuf:"varint,3,opt,name=minor_version,json=minorVersion" json:"minor_version,omitempty"`
+	PatchVersion         *uint32     `protobuf:"varint,4,opt,name=patch_version,json=patchVersion" json:"patch_version,omitempty"`
+	BootloaderMode       *bool       `protobuf:"varint,5,opt,name=bootloader_mode,json=bootloaderMode" json:"bootloader_mode,omitempty"`
+	DeviceId             *string     `protobuf:"bytes,6,opt,name=device_id,json=deviceId" json:"device_id,omitempty"`
+	PinProtection        *bool       `protobuf:"varint,7,opt,name=pin_protection,json=pinProtection" json:"pin_protection,omitempty"`
+	PassphraseProtection *bool       `protobuf:"varint,8,opt,name=passphrase_protection,json=passphraseProtection" json:"passphrase_protection,omitempty"`
+	Language             *string     `protobuf:"bytes,9,opt,name=language" json:"language,omitempty"`
+	Label                *string     `protobuf:"bytes,10,opt,name=label" json:"label,omitempty"`
+	Coins                []*CoinType `protobuf:"bytes,11,rep,name=coins" json:"coins,omitempty"`
+	Initialized          *bool       `protobuf:"varint,12,opt,name=initialized" json:"initialized,omitempty"`
+	Revision             []byte      `protobuf:"bytes,13,opt,name=revision" json:"revision,omitempty"`
+	BootloaderHash       []byte      `protobuf:"bytes,14,opt,name=bootloader_hash,json=bootloaderHash" json:"bootloader_hash,omitempty"`
+	Imported             *bool       `protobuf:"varint,15,opt,name=imported" json:"imported,omitempty"`
+	PinCached            *bool       `protobuf:"varint,16,opt,name=pin_cached,json=pinCached" json:"pin_cached,omitempty"`
+	PassphraseCached     *bool       `protobuf:"varint,17,opt,name=passphrase_cached,json=passphraseCached" json:"passphrase_cached,omitempty"`
+	FirmwarePresent      *bool       `protobuf:"varint,18,opt,name=firmware_present,json=firmwarePresent" json:"firmware_present,omitempty"`
+	NeedsBackup          *bool       `protobuf:"varint,19,opt,name=needs_backup,json=needsBackup" json:"needs_backup,omitempty"`
+	Flags                *uint32     `protobuf:"varint,20,opt,name=flags" json:"flags,omitempty"`
+	XXX_unrecognized     []byte      `json:"-"`
+}
+
+func (m *Features) Reset()                    { *m = Features{} }
+func (m *Features) String() string            { return proto.CompactTextString(m) }
+func (*Features) ProtoMessage()               {}
+func (*Features) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{2} }
+
+func (m *Features) GetVendor() string {
+	if m != nil && m.Vendor != nil {
+		return *m.Vendor
+	}
+	return ""
+}
+
+func (m *Features) GetMajorVersion() uint32 {
+	if m != nil && m.MajorVersion != nil {
+		return *m.MajorVersion
+	}
+	return 0
+}
+
+func (m *Features) GetMinorVersion() uint32 {
+	if m != nil && m.MinorVersion != nil {
+		return *m.MinorVersion
+	}
+	return 0
+}
+
+func (m *Features) GetPatchVersion() uint32 {
+	if m != nil && m.PatchVersion != nil {
+		return *m.PatchVersion
+	}
+	return 0
+}
+
+func (m *Features) GetBootloaderMode() bool {
+	if m != nil && m.BootloaderMode != nil {
+		return *m.BootloaderMode
+	}
+	return false
+}
+
+func (m *Features) GetDeviceId() string {
+	if m != nil && m.DeviceId != nil {
+		return *m.DeviceId
+	}
+	return ""
+}
+
+func (m *Features) GetPinProtection() bool {
+	if m != nil && m.PinProtection != nil {
+		return *m.PinProtection
+	}
+	return false
+}
+
+func (m *Features) GetPassphraseProtection() bool {
+	if m != nil && m.PassphraseProtection != nil {
+		return *m.PassphraseProtection
+	}
+	return false
+}
+
+func (m *Features) GetLanguage() string {
+	if m != nil && m.Language != nil {
+		return *m.Language
+	}
+	return ""
+}
+
+func (m *Features) GetLabel() string {
+	if m != nil && m.Label != nil {
+		return *m.Label
+	}
+	return ""
+}
+
+func (m *Features) GetCoins() []*CoinType {
+	if m != nil {
+		return m.Coins
+	}
+	return nil
+}
+
+func (m *Features) GetInitialized() bool {
+	if m != nil && m.Initialized != nil {
+		return *m.Initialized
+	}
+	return false
+}
+
+func (m *Features) GetRevision() []byte {
+	if m != nil {
+		return m.Revision
+	}
+	return nil
+}
+
+func (m *Features) GetBootloaderHash() []byte {
+	if m != nil {
+		return m.BootloaderHash
+	}
+	return nil
+}
+
+func (m *Features) GetImported() bool {
+	if m != nil && m.Imported != nil {
+		return *m.Imported
+	}
+	return false
+}
+
+func (m *Features) GetPinCached() bool {
+	if m != nil && m.PinCached != nil {
+		return *m.PinCached
+	}
+	return false
+}
+
+func (m *Features) GetPassphraseCached() bool {
+	if m != nil && m.PassphraseCached != nil {
+		return *m.PassphraseCached
+	}
+	return false
+}
+
+func (m *Features) GetFirmwarePresent() bool {
+	if m != nil && m.FirmwarePresent != nil {
+		return *m.FirmwarePresent
+	}
+	return false
+}
+
+func (m *Features) GetNeedsBackup() bool {
+	if m != nil && m.NeedsBackup != nil {
+		return *m.NeedsBackup
+	}
+	return false
+}
+
+func (m *Features) GetFlags() uint32 {
+	if m != nil && m.Flags != nil {
+		return *m.Flags
+	}
+	return 0
+}
+
+// *
+// Request: clear session (removes cached PIN, passphrase, etc).
+// @next Success
+type ClearSession struct {
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *ClearSession) Reset()                    { *m = ClearSession{} }
+func (m *ClearSession) String() string            { return proto.CompactTextString(m) }
+func (*ClearSession) ProtoMessage()               {}
+func (*ClearSession) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{3} }
+
+// *
+// Request: change language and/or label of the device
+// @next Success
+// @next Failure
+// @next ButtonRequest
+// @next PinMatrixRequest
+type ApplySettings struct {
+	Language         *string `protobuf:"bytes,1,opt,name=language" json:"language,omitempty"`
+	Label            *string `protobuf:"bytes,2,opt,name=label" json:"label,omitempty"`
+	UsePassphrase    *bool   `protobuf:"varint,3,opt,name=use_passphrase,json=usePassphrase" json:"use_passphrase,omitempty"`
+	Homescreen       []byte  `protobuf:"bytes,4,opt,name=homescreen" json:"homescreen,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *ApplySettings) Reset()                    { *m = ApplySettings{} }
+func (m *ApplySettings) String() string            { return proto.CompactTextString(m) }
+func (*ApplySettings) ProtoMessage()               {}
+func (*ApplySettings) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{4} }
+
+func (m *ApplySettings) GetLanguage() string {
+	if m != nil && m.Language != nil {
+		return *m.Language
+	}
+	return ""
+}
+
+func (m *ApplySettings) GetLabel() string {
+	if m != nil && m.Label != nil {
+		return *m.Label
+	}
+	return ""
+}
+
+func (m *ApplySettings) GetUsePassphrase() bool {
+	if m != nil && m.UsePassphrase != nil {
+		return *m.UsePassphrase
+	}
+	return false
+}
+
+func (m *ApplySettings) GetHomescreen() []byte {
+	if m != nil {
+		return m.Homescreen
+	}
+	return nil
+}
+
+// *
+// Request: set flags of the device
+// @next Success
+// @next Failure
+type ApplyFlags struct {
+	Flags            *uint32 `protobuf:"varint,1,opt,name=flags" json:"flags,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *ApplyFlags) Reset()                    { *m = ApplyFlags{} }
+func (m *ApplyFlags) String() string            { return proto.CompactTextString(m) }
+func (*ApplyFlags) ProtoMessage()               {}
+func (*ApplyFlags) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{5} }
+
+func (m *ApplyFlags) GetFlags() uint32 {
+	if m != nil && m.Flags != nil {
+		return *m.Flags
+	}
+	return 0
+}
+
+// *
+// Request: Starts workflow for setting/changing/removing the PIN
+// @next ButtonRequest
+// @next PinMatrixRequest
+type ChangePin struct {
+	Remove           *bool  `protobuf:"varint,1,opt,name=remove" json:"remove,omitempty"`
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *ChangePin) Reset()                    { *m = ChangePin{} }
+func (m *ChangePin) String() string            { return proto.CompactTextString(m) }
+func (*ChangePin) ProtoMessage()               {}
+func (*ChangePin) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{6} }
+
+func (m *ChangePin) GetRemove() bool {
+	if m != nil && m.Remove != nil {
+		return *m.Remove
+	}
+	return false
+}
+
+// *
+// Request: Test if the device is alive, device sends back the message in Success response
+// @next Success
+type Ping struct {
+	Message              *string `protobuf:"bytes,1,opt,name=message" json:"message,omitempty"`
+	ButtonProtection     *bool   `protobuf:"varint,2,opt,name=button_protection,json=buttonProtection" json:"button_protection,omitempty"`
+	PinProtection        *bool   `protobuf:"varint,3,opt,name=pin_protection,json=pinProtection" json:"pin_protection,omitempty"`
+	PassphraseProtection *bool   `protobuf:"varint,4,opt,name=passphrase_protection,json=passphraseProtection" json:"passphrase_protection,omitempty"`
+	XXX_unrecognized     []byte  `json:"-"`
+}
+
+func (m *Ping) Reset()                    { *m = Ping{} }
+func (m *Ping) String() string            { return proto.CompactTextString(m) }
+func (*Ping) ProtoMessage()               {}
+func (*Ping) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{7} }
+
+func (m *Ping) GetMessage() string {
+	if m != nil && m.Message != nil {
+		return *m.Message
+	}
+	return ""
+}
+
+func (m *Ping) GetButtonProtection() bool {
+	if m != nil && m.ButtonProtection != nil {
+		return *m.ButtonProtection
+	}
+	return false
+}
+
+func (m *Ping) GetPinProtection() bool {
+	if m != nil && m.PinProtection != nil {
+		return *m.PinProtection
+	}
+	return false
+}
+
+func (m *Ping) GetPassphraseProtection() bool {
+	if m != nil && m.PassphraseProtection != nil {
+		return *m.PassphraseProtection
+	}
+	return false
+}
+
+// *
+// Response: Success of the previous request
+type Success struct {
+	Message          *string `protobuf:"bytes,1,opt,name=message" json:"message,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *Success) Reset()                    { *m = Success{} }
+func (m *Success) String() string            { return proto.CompactTextString(m) }
+func (*Success) ProtoMessage()               {}
+func (*Success) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{8} }
+
+func (m *Success) GetMessage() string {
+	if m != nil && m.Message != nil {
+		return *m.Message
+	}
+	return ""
+}
+
+// *
+// Response: Failure of the previous request
+type Failure struct {
+	Code             *FailureType `protobuf:"varint,1,opt,name=code,enum=FailureType" json:"code,omitempty"`
+	Message          *string      `protobuf:"bytes,2,opt,name=message" json:"message,omitempty"`
+	XXX_unrecognized []byte       `json:"-"`
+}
+
+func (m *Failure) Reset()                    { *m = Failure{} }
+func (m *Failure) String() string            { return proto.CompactTextString(m) }
+func (*Failure) ProtoMessage()               {}
+func (*Failure) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{9} }
+
+func (m *Failure) GetCode() FailureType {
+	if m != nil && m.Code != nil {
+		return *m.Code
+	}
+	return FailureType_Failure_UnexpectedMessage
+}
+
+func (m *Failure) GetMessage() string {
+	if m != nil && m.Message != nil {
+		return *m.Message
+	}
+	return ""
+}
+
+// *
+// Response: Device is waiting for HW button press.
+// @next ButtonAck
+// @next Cancel
+type ButtonRequest struct {
+	Code             *ButtonRequestType `protobuf:"varint,1,opt,name=code,enum=ButtonRequestType" json:"code,omitempty"`
+	Data             *string            `protobuf:"bytes,2,opt,name=data" json:"data,omitempty"`
+	XXX_unrecognized []byte             `json:"-"`
+}
+
+func (m *ButtonRequest) Reset()                    { *m = ButtonRequest{} }
+func (m *ButtonRequest) String() string            { return proto.CompactTextString(m) }
+func (*ButtonRequest) ProtoMessage()               {}
+func (*ButtonRequest) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{10} }
+
+func (m *ButtonRequest) GetCode() ButtonRequestType {
+	if m != nil && m.Code != nil {
+		return *m.Code
+	}
+	return ButtonRequestType_ButtonRequest_Other
+}
+
+func (m *ButtonRequest) GetData() string {
+	if m != nil && m.Data != nil {
+		return *m.Data
+	}
+	return ""
+}
+
+// *
+// Request: Computer agrees to wait for HW button press
+// @prev ButtonRequest
+type ButtonAck struct {
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *ButtonAck) Reset()                    { *m = ButtonAck{} }
+func (m *ButtonAck) String() string            { return proto.CompactTextString(m) }
+func (*ButtonAck) ProtoMessage()               {}
+func (*ButtonAck) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{11} }
+
+// *
+// Response: Device is asking computer to show PIN matrix and awaits PIN encoded using this matrix scheme
+// @next PinMatrixAck
+// @next Cancel
+type PinMatrixRequest struct {
+	Type             *PinMatrixRequestType `protobuf:"varint,1,opt,name=type,enum=PinMatrixRequestType" json:"type,omitempty"`
+	XXX_unrecognized []byte                `json:"-"`
+}
+
+func (m *PinMatrixRequest) Reset()                    { *m = PinMatrixRequest{} }
+func (m *PinMatrixRequest) String() string            { return proto.CompactTextString(m) }
+func (*PinMatrixRequest) ProtoMessage()               {}
+func (*PinMatrixRequest) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{12} }
+
+func (m *PinMatrixRequest) GetType() PinMatrixRequestType {
+	if m != nil && m.Type != nil {
+		return *m.Type
+	}
+	return PinMatrixRequestType_PinMatrixRequestType_Current
+}
+
+// *
+// Request: Computer responds with encoded PIN
+// @prev PinMatrixRequest
+type PinMatrixAck struct {
+	Pin              *string `protobuf:"bytes,1,req,name=pin" json:"pin,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *PinMatrixAck) Reset()                    { *m = PinMatrixAck{} }
+func (m *PinMatrixAck) String() string            { return proto.CompactTextString(m) }
+func (*PinMatrixAck) ProtoMessage()               {}
+func (*PinMatrixAck) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{13} }
+
+func (m *PinMatrixAck) GetPin() string {
+	if m != nil && m.Pin != nil {
+		return *m.Pin
+	}
+	return ""
+}
+
+// *
+// Request: Abort last operation that required user interaction
+// @prev ButtonRequest
+// @prev PinMatrixRequest
+// @prev PassphraseRequest
+type Cancel struct {
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *Cancel) Reset()                    { *m = Cancel{} }
+func (m *Cancel) String() string            { return proto.CompactTextString(m) }
+func (*Cancel) ProtoMessage()               {}
+func (*Cancel) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{14} }
+
+// *
+// Response: Device awaits encryption passphrase
+// @next PassphraseAck
+// @next Cancel
+type PassphraseRequest struct {
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *PassphraseRequest) Reset()                    { *m = PassphraseRequest{} }
+func (m *PassphraseRequest) String() string            { return proto.CompactTextString(m) }
+func (*PassphraseRequest) ProtoMessage()               {}
+func (*PassphraseRequest) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{15} }
+
+// *
+// Request: Send passphrase back
+// @prev PassphraseRequest
+type PassphraseAck struct {
+	Passphrase       *string `protobuf:"bytes,1,req,name=passphrase" json:"passphrase,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *PassphraseAck) Reset()                    { *m = PassphraseAck{} }
+func (m *PassphraseAck) String() string            { return proto.CompactTextString(m) }
+func (*PassphraseAck) ProtoMessage()               {}
+func (*PassphraseAck) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{16} }
+
+func (m *PassphraseAck) GetPassphrase() string {
+	if m != nil && m.Passphrase != nil {
+		return *m.Passphrase
+	}
+	return ""
+}
+
+// *
+// Request: Request a sample of random data generated by hardware RNG. May be used for testing.
+// @next ButtonRequest
+// @next Entropy
+// @next Failure
+type GetEntropy struct {
+	Size             *uint32 `protobuf:"varint,1,req,name=size" json:"size,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *GetEntropy) Reset()                    { *m = GetEntropy{} }
+func (m *GetEntropy) String() string            { return proto.CompactTextString(m) }
+func (*GetEntropy) ProtoMessage()               {}
+func (*GetEntropy) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{17} }
+
+func (m *GetEntropy) GetSize() uint32 {
+	if m != nil && m.Size != nil {
+		return *m.Size
+	}
+	return 0
+}
+
+// *
+// Response: Reply with random data generated by internal RNG
+// @prev GetEntropy
+type Entropy struct {
+	Entropy          []byte `protobuf:"bytes,1,req,name=entropy" json:"entropy,omitempty"`
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *Entropy) Reset()                    { *m = Entropy{} }
+func (m *Entropy) String() string            { return proto.CompactTextString(m) }
+func (*Entropy) ProtoMessage()               {}
+func (*Entropy) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{18} }
+
+func (m *Entropy) GetEntropy() []byte {
+	if m != nil {
+		return m.Entropy
+	}
+	return nil
+}
+
+// *
+// Request: Ask device for public key corresponding to address_n path
+// @next PassphraseRequest
+// @next PublicKey
+// @next Failure
+type GetPublicKey struct {
+	AddressN         []uint32 `protobuf:"varint,1,rep,name=address_n,json=addressN" json:"address_n,omitempty"`
+	EcdsaCurveName   *string  `protobuf:"bytes,2,opt,name=ecdsa_curve_name,json=ecdsaCurveName" json:"ecdsa_curve_name,omitempty"`
+	ShowDisplay      *bool    `protobuf:"varint,3,opt,name=show_display,json=showDisplay" json:"show_display,omitempty"`
+	CoinName         *string  `protobuf:"bytes,4,opt,name=coin_name,json=coinName,def=Bitcoin" json:"coin_name,omitempty"`
+	XXX_unrecognized []byte   `json:"-"`
+}
+
+func (m *GetPublicKey) Reset()                    { *m = GetPublicKey{} }
+func (m *GetPublicKey) String() string            { return proto.CompactTextString(m) }
+func (*GetPublicKey) ProtoMessage()               {}
+func (*GetPublicKey) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{19} }
+
+const Default_GetPublicKey_CoinName string = "Bitcoin"
+
+func (m *GetPublicKey) GetAddressN() []uint32 {
+	if m != nil {
+		return m.AddressN
+	}
+	return nil
+}
+
+func (m *GetPublicKey) GetEcdsaCurveName() string {
+	if m != nil && m.EcdsaCurveName != nil {
+		return *m.EcdsaCurveName
+	}
+	return ""
+}
+
+func (m *GetPublicKey) GetShowDisplay() bool {
+	if m != nil && m.ShowDisplay != nil {
+		return *m.ShowDisplay
+	}
+	return false
+}
+
+func (m *GetPublicKey) GetCoinName() string {
+	if m != nil && m.CoinName != nil {
+		return *m.CoinName
+	}
+	return Default_GetPublicKey_CoinName
+}
+
+// *
+// Response: Contains public key derived from device private seed
+// @prev GetPublicKey
+type PublicKey struct {
+	Node             *HDNodeType `protobuf:"bytes,1,req,name=node" json:"node,omitempty"`
+	Xpub             *string     `protobuf:"bytes,2,opt,name=xpub" json:"xpub,omitempty"`
+	XXX_unrecognized []byte      `json:"-"`
+}
+
+func (m *PublicKey) Reset()                    { *m = PublicKey{} }
+func (m *PublicKey) String() string            { return proto.CompactTextString(m) }
+func (*PublicKey) ProtoMessage()               {}
+func (*PublicKey) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{20} }
+
+func (m *PublicKey) GetNode() *HDNodeType {
+	if m != nil {
+		return m.Node
+	}
+	return nil
+}
+
+func (m *PublicKey) GetXpub() string {
+	if m != nil && m.Xpub != nil {
+		return *m.Xpub
+	}
+	return ""
+}
+
+// *
+// Request: Ask device for address corresponding to address_n path
+// @next PassphraseRequest
+// @next Address
+// @next Failure
+type GetAddress struct {
+	AddressN         []uint32                  `protobuf:"varint,1,rep,name=address_n,json=addressN" json:"address_n,omitempty"`
+	CoinName         *string                   `protobuf:"bytes,2,opt,name=coin_name,json=coinName,def=Bitcoin" json:"coin_name,omitempty"`
+	ShowDisplay      *bool                     `protobuf:"varint,3,opt,name=show_display,json=showDisplay" json:"show_display,omitempty"`
+	Multisig         *MultisigRedeemScriptType `protobuf:"bytes,4,opt,name=multisig" json:"multisig,omitempty"`
+	ScriptType       *InputScriptType          `protobuf:"varint,5,opt,name=script_type,json=scriptType,enum=InputScriptType,def=0" json:"script_type,omitempty"`
+	XXX_unrecognized []byte                    `json:"-"`
+}
+
+func (m *GetAddress) Reset()                    { *m = GetAddress{} }
+func (m *GetAddress) String() string            { return proto.CompactTextString(m) }
+func (*GetAddress) ProtoMessage()               {}
+func (*GetAddress) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{21} }
+
+const Default_GetAddress_CoinName string = "Bitcoin"
+const Default_GetAddress_ScriptType InputScriptType = InputScriptType_SPENDADDRESS
+
+func (m *GetAddress) GetAddressN() []uint32 {
+	if m != nil {
+		return m.AddressN
+	}
+	return nil
+}
+
+func (m *GetAddress) GetCoinName() string {
+	if m != nil && m.CoinName != nil {
+		return *m.CoinName
+	}
+	return Default_GetAddress_CoinName
+}
+
+func (m *GetAddress) GetShowDisplay() bool {
+	if m != nil && m.ShowDisplay != nil {
+		return *m.ShowDisplay
+	}
+	return false
+}
+
+func (m *GetAddress) GetMultisig() *MultisigRedeemScriptType {
+	if m != nil {
+		return m.Multisig
+	}
+	return nil
+}
+
+func (m *GetAddress) GetScriptType() InputScriptType {
+	if m != nil && m.ScriptType != nil {
+		return *m.ScriptType
+	}
+	return Default_GetAddress_ScriptType
+}
+
+// *
+// Request: Ask device for Ethereum address corresponding to address_n path
+// @next PassphraseRequest
+// @next EthereumAddress
+// @next Failure
+type EthereumGetAddress struct {
+	AddressN         []uint32 `protobuf:"varint,1,rep,name=address_n,json=addressN" json:"address_n,omitempty"`
+	ShowDisplay      *bool    `protobuf:"varint,2,opt,name=show_display,json=showDisplay" json:"show_display,omitempty"`
+	XXX_unrecognized []byte   `json:"-"`
+}
+
+func (m *EthereumGetAddress) Reset()                    { *m = EthereumGetAddress{} }
+func (m *EthereumGetAddress) String() string            { return proto.CompactTextString(m) }
+func (*EthereumGetAddress) ProtoMessage()               {}
+func (*EthereumGetAddress) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{22} }
+
+func (m *EthereumGetAddress) GetAddressN() []uint32 {
+	if m != nil {
+		return m.AddressN
+	}
+	return nil
+}
+
+func (m *EthereumGetAddress) GetShowDisplay() bool {
+	if m != nil && m.ShowDisplay != nil {
+		return *m.ShowDisplay
+	}
+	return false
+}
+
+// *
+// Response: Contains address derived from device private seed
+// @prev GetAddress
+type Address struct {
+	Address          *string `protobuf:"bytes,1,req,name=address" json:"address,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *Address) Reset()                    { *m = Address{} }
+func (m *Address) String() string            { return proto.CompactTextString(m) }
+func (*Address) ProtoMessage()               {}
+func (*Address) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{23} }
+
+func (m *Address) GetAddress() string {
+	if m != nil && m.Address != nil {
+		return *m.Address
+	}
+	return ""
+}
+
+// *
+// Response: Contains an Ethereum address derived from device private seed
+// @prev EthereumGetAddress
+type EthereumAddress struct {
+	Address          []byte `protobuf:"bytes,1,req,name=address" json:"address,omitempty"`
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *EthereumAddress) Reset()                    { *m = EthereumAddress{} }
+func (m *EthereumAddress) String() string            { return proto.CompactTextString(m) }
+func (*EthereumAddress) ProtoMessage()               {}
+func (*EthereumAddress) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{24} }
+
+func (m *EthereumAddress) GetAddress() []byte {
+	if m != nil {
+		return m.Address
+	}
+	return nil
+}
+
+// *
+// Request: Request device to wipe all sensitive data and settings
+// @next ButtonRequest
+type WipeDevice struct {
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *WipeDevice) Reset()                    { *m = WipeDevice{} }
+func (m *WipeDevice) String() string            { return proto.CompactTextString(m) }
+func (*WipeDevice) ProtoMessage()               {}
+func (*WipeDevice) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{25} }
+
+// *
+// Request: Load seed and related internal settings from the computer
+// @next ButtonRequest
+// @next Success
+// @next Failure
+type LoadDevice struct {
+	Mnemonic             *string     `protobuf:"bytes,1,opt,name=mnemonic" json:"mnemonic,omitempty"`
+	Node                 *HDNodeType `protobuf:"bytes,2,opt,name=node" json:"node,omitempty"`
+	Pin                  *string     `protobuf:"bytes,3,opt,name=pin" json:"pin,omitempty"`
+	PassphraseProtection *bool       `protobuf:"varint,4,opt,name=passphrase_protection,json=passphraseProtection" json:"passphrase_protection,omitempty"`
+	Language             *string     `protobuf:"bytes,5,opt,name=language,def=english" json:"language,omitempty"`
+	Label                *string     `protobuf:"bytes,6,opt,name=label" json:"label,omitempty"`
+	SkipChecksum         *bool       `protobuf:"varint,7,opt,name=skip_checksum,json=skipChecksum" json:"skip_checksum,omitempty"`
+	U2FCounter           *uint32     `protobuf:"varint,8,opt,name=u2f_counter,json=u2fCounter" json:"u2f_counter,omitempty"`
+	XXX_unrecognized     []byte      `json:"-"`
+}
+
+func (m *LoadDevice) Reset()                    { *m = LoadDevice{} }
+func (m *LoadDevice) String() string            { return proto.CompactTextString(m) }
+func (*LoadDevice) ProtoMessage()               {}
+func (*LoadDevice) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{26} }
+
+const Default_LoadDevice_Language string = "english"
+
+func (m *LoadDevice) GetMnemonic() string {
+	if m != nil && m.Mnemonic != nil {
+		return *m.Mnemonic
+	}
+	return ""
+}
+
+func (m *LoadDevice) GetNode() *HDNodeType {
+	if m != nil {
+		return m.Node
+	}
+	return nil
+}
+
+func (m *LoadDevice) GetPin() string {
+	if m != nil && m.Pin != nil {
+		return *m.Pin
+	}
+	return ""
+}
+
+func (m *LoadDevice) GetPassphraseProtection() bool {
+	if m != nil && m.PassphraseProtection != nil {
+		return *m.PassphraseProtection
+	}
+	return false
+}
+
+func (m *LoadDevice) GetLanguage() string {
+	if m != nil && m.Language != nil {
+		return *m.Language
+	}
+	return Default_LoadDevice_Language
+}
+
+func (m *LoadDevice) GetLabel() string {
+	if m != nil && m.Label != nil {
+		return *m.Label
+	}
+	return ""
+}
+
+func (m *LoadDevice) GetSkipChecksum() bool {
+	if m != nil && m.SkipChecksum != nil {
+		return *m.SkipChecksum
+	}
+	return false
+}
+
+func (m *LoadDevice) GetU2FCounter() uint32 {
+	if m != nil && m.U2FCounter != nil {
+		return *m.U2FCounter
+	}
+	return 0
+}
+
+// *
+// Request: Ask device to do initialization involving user interaction
+// @next EntropyRequest
+// @next Failure
+type ResetDevice struct {
+	DisplayRandom        *bool   `protobuf:"varint,1,opt,name=display_random,json=displayRandom" json:"display_random,omitempty"`
+	Strength             *uint32 `protobuf:"varint,2,opt,name=strength,def=256" json:"strength,omitempty"`
+	PassphraseProtection *bool   `protobuf:"varint,3,opt,name=passphrase_protection,json=passphraseProtection" json:"passphrase_protection,omitempty"`
+	PinProtection        *bool   `protobuf:"varint,4,opt,name=pin_protection,json=pinProtection" json:"pin_protection,omitempty"`
+	Language             *string `protobuf:"bytes,5,opt,name=language,def=english" json:"language,omitempty"`
+	Label                *string `protobuf:"bytes,6,opt,name=label" json:"label,omitempty"`
+	U2FCounter           *uint32 `protobuf:"varint,7,opt,name=u2f_counter,json=u2fCounter" json:"u2f_counter,omitempty"`
+	SkipBackup           *bool   `protobuf:"varint,8,opt,name=skip_backup,json=skipBackup" json:"skip_backup,omitempty"`
+	XXX_unrecognized     []byte  `json:"-"`
+}
+
+func (m *ResetDevice) Reset()                    { *m = ResetDevice{} }
+func (m *ResetDevice) String() string            { return proto.CompactTextString(m) }
+func (*ResetDevice) ProtoMessage()               {}
+func (*ResetDevice) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{27} }
+
+const Default_ResetDevice_Strength uint32 = 256
+const Default_ResetDevice_Language string = "english"
+
+func (m *ResetDevice) GetDisplayRandom() bool {
+	if m != nil && m.DisplayRandom != nil {
+		return *m.DisplayRandom
+	}
+	return false
+}
+
+func (m *ResetDevice) GetStrength() uint32 {
+	if m != nil && m.Strength != nil {
+		return *m.Strength
+	}
+	return Default_ResetDevice_Strength
+}
+
+func (m *ResetDevice) GetPassphraseProtection() bool {
+	if m != nil && m.PassphraseProtection != nil {
+		return *m.PassphraseProtection
+	}
+	return false
+}
+
+func (m *ResetDevice) GetPinProtection() bool {
+	if m != nil && m.PinProtection != nil {
+		return *m.PinProtection
+	}
+	return false
+}
+
+func (m *ResetDevice) GetLanguage() string {
+	if m != nil && m.Language != nil {
+		return *m.Language
+	}
+	return Default_ResetDevice_Language
+}
+
+func (m *ResetDevice) GetLabel() string {
+	if m != nil && m.Label != nil {
+		return *m.Label
+	}
+	return ""
+}
+
+func (m *ResetDevice) GetU2FCounter() uint32 {
+	if m != nil && m.U2FCounter != nil {
+		return *m.U2FCounter
+	}
+	return 0
+}
+
+func (m *ResetDevice) GetSkipBackup() bool {
+	if m != nil && m.SkipBackup != nil {
+		return *m.SkipBackup
+	}
+	return false
+}
+
+// *
+// Request: Perform backup of the device seed if not backed up using ResetDevice
+// @next ButtonRequest
+type BackupDevice struct {
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *BackupDevice) Reset()                    { *m = BackupDevice{} }
+func (m *BackupDevice) String() string            { return proto.CompactTextString(m) }
+func (*BackupDevice) ProtoMessage()               {}
+func (*BackupDevice) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{28} }
+
+// *
+// Response: Ask for additional entropy from host computer
+// @prev ResetDevice
+// @next EntropyAck
+type EntropyRequest struct {
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *EntropyRequest) Reset()                    { *m = EntropyRequest{} }
+func (m *EntropyRequest) String() string            { return proto.CompactTextString(m) }
+func (*EntropyRequest) ProtoMessage()               {}
+func (*EntropyRequest) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{29} }
+
+// *
+// Request: Provide additional entropy for seed generation function
+// @prev EntropyRequest
+// @next ButtonRequest
+type EntropyAck struct {
+	Entropy          []byte `protobuf:"bytes,1,opt,name=entropy" json:"entropy,omitempty"`
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *EntropyAck) Reset()                    { *m = EntropyAck{} }
+func (m *EntropyAck) String() string            { return proto.CompactTextString(m) }
+func (*EntropyAck) ProtoMessage()               {}
+func (*EntropyAck) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{30} }
+
+func (m *EntropyAck) GetEntropy() []byte {
+	if m != nil {
+		return m.Entropy
+	}
+	return nil
+}
+
+// *
+// Request: Start recovery workflow asking user for specific words of mnemonic
+// Used to recovery device safely even on untrusted computer.
+// @next WordRequest
+type RecoveryDevice struct {
+	WordCount            *uint32 `protobuf:"varint,1,opt,name=word_count,json=wordCount" json:"word_count,omitempty"`
+	PassphraseProtection *bool   `protobuf:"varint,2,opt,name=passphrase_protection,json=passphraseProtection" json:"passphrase_protection,omitempty"`
+	PinProtection        *bool   `protobuf:"varint,3,opt,name=pin_protection,json=pinProtection" json:"pin_protection,omitempty"`
+	Language             *string `protobuf:"bytes,4,opt,name=language,def=english" json:"language,omitempty"`
+	Label                *string `protobuf:"bytes,5,opt,name=label" json:"label,omitempty"`
+	EnforceWordlist      *bool   `protobuf:"varint,6,opt,name=enforce_wordlist,json=enforceWordlist" json:"enforce_wordlist,omitempty"`
+	// 7 reserved for unused recovery method
+	Type             *uint32 `protobuf:"varint,8,opt,name=type" json:"type,omitempty"`
+	U2FCounter       *uint32 `protobuf:"varint,9,opt,name=u2f_counter,json=u2fCounter" json:"u2f_counter,omitempty"`
+	DryRun           *bool   `protobuf:"varint,10,opt,name=dry_run,json=dryRun" json:"dry_run,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *RecoveryDevice) Reset()                    { *m = RecoveryDevice{} }
+func (m *RecoveryDevice) String() string            { return proto.CompactTextString(m) }
+func (*RecoveryDevice) ProtoMessage()               {}
+func (*RecoveryDevice) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{31} }
+
+const Default_RecoveryDevice_Language string = "english"
+
+func (m *RecoveryDevice) GetWordCount() uint32 {
+	if m != nil && m.WordCount != nil {
+		return *m.WordCount
+	}
+	return 0
+}
+
+func (m *RecoveryDevice) GetPassphraseProtection() bool {
+	if m != nil && m.PassphraseProtection != nil {
+		return *m.PassphraseProtection
+	}
+	return false
+}
+
+func (m *RecoveryDevice) GetPinProtection() bool {
+	if m != nil && m.PinProtection != nil {
+		return *m.PinProtection
+	}
+	return false
+}
+
+func (m *RecoveryDevice) GetLanguage() string {
+	if m != nil && m.Language != nil {
+		return *m.Language
+	}
+	return Default_RecoveryDevice_Language
+}
+
+func (m *RecoveryDevice) GetLabel() string {
+	if m != nil && m.Label != nil {
+		return *m.Label
+	}
+	return ""
+}
+
+func (m *RecoveryDevice) GetEnforceWordlist() bool {
+	if m != nil && m.EnforceWordlist != nil {
+		return *m.EnforceWordlist
+	}
+	return false
+}
+
+func (m *RecoveryDevice) GetType() uint32 {
+	if m != nil && m.Type != nil {
+		return *m.Type
+	}
+	return 0
+}
+
+func (m *RecoveryDevice) GetU2FCounter() uint32 {
+	if m != nil && m.U2FCounter != nil {
+		return *m.U2FCounter
+	}
+	return 0
+}
+
+func (m *RecoveryDevice) GetDryRun() bool {
+	if m != nil && m.DryRun != nil {
+		return *m.DryRun
+	}
+	return false
+}
+
+// *
+// Response: Device is waiting for user to enter word of the mnemonic
+// Its position is shown only on device's internal display.
+// @prev RecoveryDevice
+// @prev WordAck
+type WordRequest struct {
+	Type             *WordRequestType `protobuf:"varint,1,opt,name=type,enum=WordRequestType" json:"type,omitempty"`
+	XXX_unrecognized []byte           `json:"-"`
+}
+
+func (m *WordRequest) Reset()                    { *m = WordRequest{} }
+func (m *WordRequest) String() string            { return proto.CompactTextString(m) }
+func (*WordRequest) ProtoMessage()               {}
+func (*WordRequest) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{32} }
+
+func (m *WordRequest) GetType() WordRequestType {
+	if m != nil && m.Type != nil {
+		return *m.Type
+	}
+	return WordRequestType_WordRequestType_Plain
+}
+
+// *
+// Request: Computer replies with word from the mnemonic
+// @prev WordRequest
+// @next WordRequest
+// @next Success
+// @next Failure
+type WordAck struct {
+	Word             *string `protobuf:"bytes,1,req,name=word" json:"word,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *WordAck) Reset()                    { *m = WordAck{} }
+func (m *WordAck) String() string            { return proto.CompactTextString(m) }
+func (*WordAck) ProtoMessage()               {}
+func (*WordAck) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{33} }
+
+func (m *WordAck) GetWord() string {
+	if m != nil && m.Word != nil {
+		return *m.Word
+	}
+	return ""
+}
+
+// *
+// Request: Ask device to sign message
+// @next MessageSignature
+// @next Failure
+type SignMessage struct {
+	AddressN         []uint32         `protobuf:"varint,1,rep,name=address_n,json=addressN" json:"address_n,omitempty"`
+	Message          []byte           `protobuf:"bytes,2,req,name=message" json:"message,omitempty"`
+	CoinName         *string          `protobuf:"bytes,3,opt,name=coin_name,json=coinName,def=Bitcoin" json:"coin_name,omitempty"`
+	ScriptType       *InputScriptType `protobuf:"varint,4,opt,name=script_type,json=scriptType,enum=InputScriptType,def=0" json:"script_type,omitempty"`
+	XXX_unrecognized []byte           `json:"-"`
+}
+
+func (m *SignMessage) Reset()                    { *m = SignMessage{} }
+func (m *SignMessage) String() string            { return proto.CompactTextString(m) }
+func (*SignMessage) ProtoMessage()               {}
+func (*SignMessage) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{34} }
+
+const Default_SignMessage_CoinName string = "Bitcoin"
+const Default_SignMessage_ScriptType InputScriptType = InputScriptType_SPENDADDRESS
+
+func (m *SignMessage) GetAddressN() []uint32 {
+	if m != nil {
+		return m.AddressN
+	}
+	return nil
+}
+
+func (m *SignMessage) GetMessage() []byte {
+	if m != nil {
+		return m.Message
+	}
+	return nil
+}
+
+func (m *SignMessage) GetCoinName() string {
+	if m != nil && m.CoinName != nil {
+		return *m.CoinName
+	}
+	return Default_SignMessage_CoinName
+}
+
+func (m *SignMessage) GetScriptType() InputScriptType {
+	if m != nil && m.ScriptType != nil {
+		return *m.ScriptType
+	}
+	return Default_SignMessage_ScriptType
+}
+
+// *
+// Request: Ask device to verify message
+// @next Success
+// @next Failure
+type VerifyMessage struct {
+	Address          *string `protobuf:"bytes,1,opt,name=address" json:"address,omitempty"`
+	Signature        []byte  `protobuf:"bytes,2,opt,name=signature" json:"signature,omitempty"`
+	Message          []byte  `protobuf:"bytes,3,opt,name=message" json:"message,omitempty"`
+	CoinName         *string `protobuf:"bytes,4,opt,name=coin_name,json=coinName,def=Bitcoin" json:"coin_name,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *VerifyMessage) Reset()                    { *m = VerifyMessage{} }
+func (m *VerifyMessage) String() string            { return proto.CompactTextString(m) }
+func (*VerifyMessage) ProtoMessage()               {}
+func (*VerifyMessage) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{35} }
+
+const Default_VerifyMessage_CoinName string = "Bitcoin"
+
+func (m *VerifyMessage) GetAddress() string {
+	if m != nil && m.Address != nil {
+		return *m.Address
+	}
+	return ""
+}
+
+func (m *VerifyMessage) GetSignature() []byte {
+	if m != nil {
+		return m.Signature
+	}
+	return nil
+}
+
+func (m *VerifyMessage) GetMessage() []byte {
+	if m != nil {
+		return m.Message
+	}
+	return nil
+}
+
+func (m *VerifyMessage) GetCoinName() string {
+	if m != nil && m.CoinName != nil {
+		return *m.CoinName
+	}
+	return Default_VerifyMessage_CoinName
+}
+
+// *
+// Response: Signed message
+// @prev SignMessage
+type MessageSignature struct {
+	Address          *string `protobuf:"bytes,1,opt,name=address" json:"address,omitempty"`
+	Signature        []byte  `protobuf:"bytes,2,opt,name=signature" json:"signature,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *MessageSignature) Reset()                    { *m = MessageSignature{} }
+func (m *MessageSignature) String() string            { return proto.CompactTextString(m) }
+func (*MessageSignature) ProtoMessage()               {}
+func (*MessageSignature) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{36} }
+
+func (m *MessageSignature) GetAddress() string {
+	if m != nil && m.Address != nil {
+		return *m.Address
+	}
+	return ""
+}
+
+func (m *MessageSignature) GetSignature() []byte {
+	if m != nil {
+		return m.Signature
+	}
+	return nil
+}
+
+// *
+// Request: Ask device to encrypt message
+// @next EncryptedMessage
+// @next Failure
+type EncryptMessage struct {
+	Pubkey           []byte   `protobuf:"bytes,1,opt,name=pubkey" json:"pubkey,omitempty"`
+	Message          []byte   `protobuf:"bytes,2,opt,name=message" json:"message,omitempty"`
+	DisplayOnly      *bool    `protobuf:"varint,3,opt,name=display_only,json=displayOnly" json:"display_only,omitempty"`
+	AddressN         []uint32 `protobuf:"varint,4,rep,name=address_n,json=addressN" json:"address_n,omitempty"`
+	CoinName         *string  `protobuf:"bytes,5,opt,name=coin_name,json=coinName,def=Bitcoin" json:"coin_name,omitempty"`
+	XXX_unrecognized []byte   `json:"-"`
+}
+
+func (m *EncryptMessage) Reset()                    { *m = EncryptMessage{} }
+func (m *EncryptMessage) String() string            { return proto.CompactTextString(m) }
+func (*EncryptMessage) ProtoMessage()               {}
+func (*EncryptMessage) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{37} }
+
+const Default_EncryptMessage_CoinName string = "Bitcoin"
+
+func (m *EncryptMessage) GetPubkey() []byte {
+	if m != nil {
+		return m.Pubkey
+	}
+	return nil
+}
+
+func (m *EncryptMessage) GetMessage() []byte {
+	if m != nil {
+		return m.Message
+	}
+	return nil
+}
+
+func (m *EncryptMessage) GetDisplayOnly() bool {
+	if m != nil && m.DisplayOnly != nil {
+		return *m.DisplayOnly
+	}
+	return false
+}
+
+func (m *EncryptMessage) GetAddressN() []uint32 {
+	if m != nil {
+		return m.AddressN
+	}
+	return nil
+}
+
+func (m *EncryptMessage) GetCoinName() string {
+	if m != nil && m.CoinName != nil {
+		return *m.CoinName
+	}
+	return Default_EncryptMessage_CoinName
+}
+
+// *
+// Response: Encrypted message
+// @prev EncryptMessage
+type EncryptedMessage struct {
+	Nonce            []byte `protobuf:"bytes,1,opt,name=nonce" json:"nonce,omitempty"`
+	Message          []byte `protobuf:"bytes,2,opt,name=message" json:"message,omitempty"`
+	Hmac             []byte `protobuf:"bytes,3,opt,name=hmac" json:"hmac,omitempty"`
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *EncryptedMessage) Reset()                    { *m = EncryptedMessage{} }
+func (m *EncryptedMessage) String() string            { return proto.CompactTextString(m) }
+func (*EncryptedMessage) ProtoMessage()               {}
+func (*EncryptedMessage) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{38} }
+
+func (m *EncryptedMessage) GetNonce() []byte {
+	if m != nil {
+		return m.Nonce
+	}
+	return nil
+}
+
+func (m *EncryptedMessage) GetMessage() []byte {
+	if m != nil {
+		return m.Message
+	}
+	return nil
+}
+
+func (m *EncryptedMessage) GetHmac() []byte {
+	if m != nil {
+		return m.Hmac
+	}
+	return nil
+}
+
+// *
+// Request: Ask device to decrypt message
+// @next Success
+// @next Failure
+type DecryptMessage struct {
+	AddressN         []uint32 `protobuf:"varint,1,rep,name=address_n,json=addressN" json:"address_n,omitempty"`
+	Nonce            []byte   `protobuf:"bytes,2,opt,name=nonce" json:"nonce,omitempty"`
+	Message          []byte   `protobuf:"bytes,3,opt,name=message" json:"message,omitempty"`
+	Hmac             []byte   `protobuf:"bytes,4,opt,name=hmac" json:"hmac,omitempty"`
+	XXX_unrecognized []byte   `json:"-"`
+}
+
+func (m *DecryptMessage) Reset()                    { *m = DecryptMessage{} }
+func (m *DecryptMessage) String() string            { return proto.CompactTextString(m) }
+func (*DecryptMessage) ProtoMessage()               {}
+func (*DecryptMessage) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{39} }
+
+func (m *DecryptMessage) GetAddressN() []uint32 {
+	if m != nil {
+		return m.AddressN
+	}
+	return nil
+}
+
+func (m *DecryptMessage) GetNonce() []byte {
+	if m != nil {
+		return m.Nonce
+	}
+	return nil
+}
+
+func (m *DecryptMessage) GetMessage() []byte {
+	if m != nil {
+		return m.Message
+	}
+	return nil
+}
+
+func (m *DecryptMessage) GetHmac() []byte {
+	if m != nil {
+		return m.Hmac
+	}
+	return nil
+}
+
+// *
+// Response: Decrypted message
+// @prev DecryptedMessage
+type DecryptedMessage struct {
+	Message          []byte  `protobuf:"bytes,1,opt,name=message" json:"message,omitempty"`
+	Address          *string `protobuf:"bytes,2,opt,name=address" json:"address,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *DecryptedMessage) Reset()                    { *m = DecryptedMessage{} }
+func (m *DecryptedMessage) String() string            { return proto.CompactTextString(m) }
+func (*DecryptedMessage) ProtoMessage()               {}
+func (*DecryptedMessage) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{40} }
+
+func (m *DecryptedMessage) GetMessage() []byte {
+	if m != nil {
+		return m.Message
+	}
+	return nil
+}
+
+func (m *DecryptedMessage) GetAddress() string {
+	if m != nil && m.Address != nil {
+		return *m.Address
+	}
+	return ""
+}
+
+// *
+// Request: Ask device to encrypt or decrypt value of given key
+// @next CipheredKeyValue
+// @next Failure
+type CipherKeyValue struct {
+	AddressN         []uint32 `protobuf:"varint,1,rep,name=address_n,json=addressN" json:"address_n,omitempty"`
+	Key              *string  `protobuf:"bytes,2,opt,name=key" json:"key,omitempty"`
+	Value            []byte   `protobuf:"bytes,3,opt,name=value" json:"value,omitempty"`
+	Encrypt          *bool    `protobuf:"varint,4,opt,name=encrypt" json:"encrypt,omitempty"`
+	AskOnEncrypt     *bool    `protobuf:"varint,5,opt,name=ask_on_encrypt,json=askOnEncrypt" json:"ask_on_encrypt,omitempty"`
+	AskOnDecrypt     *bool    `protobuf:"varint,6,opt,name=ask_on_decrypt,json=askOnDecrypt" json:"ask_on_decrypt,omitempty"`
+	Iv               []byte   `protobuf:"bytes,7,opt,name=iv" json:"iv,omitempty"`
+	XXX_unrecognized []byte   `json:"-"`
+}
+
+func (m *CipherKeyValue) Reset()                    { *m = CipherKeyValue{} }
+func (m *CipherKeyValue) String() string            { return proto.CompactTextString(m) }
+func (*CipherKeyValue) ProtoMessage()               {}
+func (*CipherKeyValue) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{41} }
+
+func (m *CipherKeyValue) GetAddressN() []uint32 {
+	if m != nil {
+		return m.AddressN
+	}
+	return nil
+}
+
+func (m *CipherKeyValue) GetKey() string {
+	if m != nil && m.Key != nil {
+		return *m.Key
+	}
+	return ""
+}
+
+func (m *CipherKeyValue) GetValue() []byte {
+	if m != nil {
+		return m.Value
+	}
+	return nil
+}
+
+func (m *CipherKeyValue) GetEncrypt() bool {
+	if m != nil && m.Encrypt != nil {
+		return *m.Encrypt
+	}
+	return false
+}
+
+func (m *CipherKeyValue) GetAskOnEncrypt() bool {
+	if m != nil && m.AskOnEncrypt != nil {
+		return *m.AskOnEncrypt
+	}
+	return false
+}
+
+func (m *CipherKeyValue) GetAskOnDecrypt() bool {
+	if m != nil && m.AskOnDecrypt != nil {
+		return *m.AskOnDecrypt
+	}
+	return false
+}
+
+func (m *CipherKeyValue) GetIv() []byte {
+	if m != nil {
+		return m.Iv
+	}
+	return nil
+}
+
+// *
+// Response: Return ciphered/deciphered value
+// @prev CipherKeyValue
+type CipheredKeyValue struct {
+	Value            []byte `protobuf:"bytes,1,opt,name=value" json:"value,omitempty"`
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *CipheredKeyValue) Reset()                    { *m = CipheredKeyValue{} }
+func (m *CipheredKeyValue) String() string            { return proto.CompactTextString(m) }
+func (*CipheredKeyValue) ProtoMessage()               {}
+func (*CipheredKeyValue) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{42} }
+
+func (m *CipheredKeyValue) GetValue() []byte {
+	if m != nil {
+		return m.Value
+	}
+	return nil
+}
+
+// *
+// Request: Estimated size of the transaction
+// This behaves exactly like SignTx, which means that it can ask using TxRequest
+// This call is non-blocking (except possible PassphraseRequest to unlock the seed)
+// @next TxSize
+// @next Failure
+type EstimateTxSize struct {
+	OutputsCount     *uint32 `protobuf:"varint,1,req,name=outputs_count,json=outputsCount" json:"outputs_count,omitempty"`
+	InputsCount      *uint32 `protobuf:"varint,2,req,name=inputs_count,json=inputsCount" json:"inputs_count,omitempty"`
+	CoinName         *string `protobuf:"bytes,3,opt,name=coin_name,json=coinName,def=Bitcoin" json:"coin_name,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *EstimateTxSize) Reset()                    { *m = EstimateTxSize{} }
+func (m *EstimateTxSize) String() string            { return proto.CompactTextString(m) }
+func (*EstimateTxSize) ProtoMessage()               {}
+func (*EstimateTxSize) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{43} }
+
+const Default_EstimateTxSize_CoinName string = "Bitcoin"
+
+func (m *EstimateTxSize) GetOutputsCount() uint32 {
+	if m != nil && m.OutputsCount != nil {
+		return *m.OutputsCount
+	}
+	return 0
+}
+
+func (m *EstimateTxSize) GetInputsCount() uint32 {
+	if m != nil && m.InputsCount != nil {
+		return *m.InputsCount
+	}
+	return 0
+}
+
+func (m *EstimateTxSize) GetCoinName() string {
+	if m != nil && m.CoinName != nil {
+		return *m.CoinName
+	}
+	return Default_EstimateTxSize_CoinName
+}
+
+// *
+// Response: Estimated size of the transaction
+// @prev EstimateTxSize
+type TxSize struct {
+	TxSize           *uint32 `protobuf:"varint,1,opt,name=tx_size,json=txSize" json:"tx_size,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *TxSize) Reset()                    { *m = TxSize{} }
+func (m *TxSize) String() string            { return proto.CompactTextString(m) }
+func (*TxSize) ProtoMessage()               {}
+func (*TxSize) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{44} }
+
+func (m *TxSize) GetTxSize() uint32 {
+	if m != nil && m.TxSize != nil {
+		return *m.TxSize
+	}
+	return 0
+}
+
+// *
+// Request: Ask device to sign transaction
+// @next PassphraseRequest
+// @next PinMatrixRequest
+// @next TxRequest
+// @next Failure
+type SignTx struct {
+	OutputsCount     *uint32 `protobuf:"varint,1,req,name=outputs_count,json=outputsCount" json:"outputs_count,omitempty"`
+	InputsCount      *uint32 `protobuf:"varint,2,req,name=inputs_count,json=inputsCount" json:"inputs_count,omitempty"`
+	CoinName         *string `protobuf:"bytes,3,opt,name=coin_name,json=coinName,def=Bitcoin" json:"coin_name,omitempty"`
+	Version          *uint32 `protobuf:"varint,4,opt,name=version,def=1" json:"version,omitempty"`
+	LockTime         *uint32 `protobuf:"varint,5,opt,name=lock_time,json=lockTime,def=0" json:"lock_time,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *SignTx) Reset()                    { *m = SignTx{} }
+func (m *SignTx) String() string            { return proto.CompactTextString(m) }
+func (*SignTx) ProtoMessage()               {}
+func (*SignTx) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{45} }
+
+const Default_SignTx_CoinName string = "Bitcoin"
+const Default_SignTx_Version uint32 = 1
+const Default_SignTx_LockTime uint32 = 0
+
+func (m *SignTx) GetOutputsCount() uint32 {
+	if m != nil && m.OutputsCount != nil {
+		return *m.OutputsCount
+	}
+	return 0
+}
+
+func (m *SignTx) GetInputsCount() uint32 {
+	if m != nil && m.InputsCount != nil {
+		return *m.InputsCount
+	}
+	return 0
+}
+
+func (m *SignTx) GetCoinName() string {
+	if m != nil && m.CoinName != nil {
+		return *m.CoinName
+	}
+	return Default_SignTx_CoinName
+}
+
+func (m *SignTx) GetVersion() uint32 {
+	if m != nil && m.Version != nil {
+		return *m.Version
+	}
+	return Default_SignTx_Version
+}
+
+func (m *SignTx) GetLockTime() uint32 {
+	if m != nil && m.LockTime != nil {
+		return *m.LockTime
+	}
+	return Default_SignTx_LockTime
+}
+
+// *
+// Request: Simplified transaction signing
+// This method doesn't support streaming, so there are hardware limits in number of inputs and outputs.
+// In case of success, the result is returned using TxRequest message.
+// @next PassphraseRequest
+// @next PinMatrixRequest
+// @next TxRequest
+// @next Failure
+type SimpleSignTx struct {
+	Inputs           []*TxInputType     `protobuf:"bytes,1,rep,name=inputs" json:"inputs,omitempty"`
+	Outputs          []*TxOutputType    `protobuf:"bytes,2,rep,name=outputs" json:"outputs,omitempty"`
+	Transactions     []*TransactionType `protobuf:"bytes,3,rep,name=transactions" json:"transactions,omitempty"`
+	CoinName         *string            `protobuf:"bytes,4,opt,name=coin_name,json=coinName,def=Bitcoin" json:"coin_name,omitempty"`
+	Version          *uint32            `protobuf:"varint,5,opt,name=version,def=1" json:"version,omitempty"`
+	LockTime         *uint32            `protobuf:"varint,6,opt,name=lock_time,json=lockTime,def=0" json:"lock_time,omitempty"`
+	XXX_unrecognized []byte             `json:"-"`
+}
+
+func (m *SimpleSignTx) Reset()                    { *m = SimpleSignTx{} }
+func (m *SimpleSignTx) String() string            { return proto.CompactTextString(m) }
+func (*SimpleSignTx) ProtoMessage()               {}
+func (*SimpleSignTx) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{46} }
+
+const Default_SimpleSignTx_CoinName string = "Bitcoin"
+const Default_SimpleSignTx_Version uint32 = 1
+const Default_SimpleSignTx_LockTime uint32 = 0
+
+func (m *SimpleSignTx) GetInputs() []*TxInputType {
+	if m != nil {
+		return m.Inputs
+	}
+	return nil
+}
+
+func (m *SimpleSignTx) GetOutputs() []*TxOutputType {
+	if m != nil {
+		return m.Outputs
+	}
+	return nil
+}
+
+func (m *SimpleSignTx) GetTransactions() []*TransactionType {
+	if m != nil {
+		return m.Transactions
+	}
+	return nil
+}
+
+func (m *SimpleSignTx) GetCoinName() string {
+	if m != nil && m.CoinName != nil {
+		return *m.CoinName
+	}
+	return Default_SimpleSignTx_CoinName
+}
+
+func (m *SimpleSignTx) GetVersion() uint32 {
+	if m != nil && m.Version != nil {
+		return *m.Version
+	}
+	return Default_SimpleSignTx_Version
+}
+
+func (m *SimpleSignTx) GetLockTime() uint32 {
+	if m != nil && m.LockTime != nil {
+		return *m.LockTime
+	}
+	return Default_SimpleSignTx_LockTime
+}
+
+// *
+// Response: Device asks for information for signing transaction or returns the last result
+// If request_index is set, device awaits TxAck message (with fields filled in according to request_type)
+// If signature_index is set, 'signature' contains signed input of signature_index's input
+// @prev SignTx
+// @prev SimpleSignTx
+// @prev TxAck
+type TxRequest struct {
+	RequestType      *RequestType             `protobuf:"varint,1,opt,name=request_type,json=requestType,enum=RequestType" json:"request_type,omitempty"`
+	Details          *TxRequestDetailsType    `protobuf:"bytes,2,opt,name=details" json:"details,omitempty"`
+	Serialized       *TxRequestSerializedType `protobuf:"bytes,3,opt,name=serialized" json:"serialized,omitempty"`
+	XXX_unrecognized []byte                   `json:"-"`
+}
+
+func (m *TxRequest) Reset()                    { *m = TxRequest{} }
+func (m *TxRequest) String() string            { return proto.CompactTextString(m) }
+func (*TxRequest) ProtoMessage()               {}
+func (*TxRequest) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{47} }
+
+func (m *TxRequest) GetRequestType() RequestType {
+	if m != nil && m.RequestType != nil {
+		return *m.RequestType
+	}
+	return RequestType_TXINPUT
+}
+
+func (m *TxRequest) GetDetails() *TxRequestDetailsType {
+	if m != nil {
+		return m.Details
+	}
+	return nil
+}
+
+func (m *TxRequest) GetSerialized() *TxRequestSerializedType {
+	if m != nil {
+		return m.Serialized
+	}
+	return nil
+}
+
+// *
+// Request: Reported transaction data
+// @prev TxRequest
+// @next TxRequest
+type TxAck struct {
+	Tx               *TransactionType `protobuf:"bytes,1,opt,name=tx" json:"tx,omitempty"`
+	XXX_unrecognized []byte           `json:"-"`
+}
+
+func (m *TxAck) Reset()                    { *m = TxAck{} }
+func (m *TxAck) String() string            { return proto.CompactTextString(m) }
+func (*TxAck) ProtoMessage()               {}
+func (*TxAck) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{48} }
+
+func (m *TxAck) GetTx() *TransactionType {
+	if m != nil {
+		return m.Tx
+	}
+	return nil
+}
+
+// *
+// Request: Ask device to sign transaction
+// All fields are optional from the protocol's point of view. Each field defaults to value `0` if missing.
+// Note: the first at most 1024 bytes of data MUST be transmitted as part of this message.
+// @next PassphraseRequest
+// @next PinMatrixRequest
+// @next EthereumTxRequest
+// @next Failure
+type EthereumSignTx struct {
+	AddressN         []uint32 `protobuf:"varint,1,rep,name=address_n,json=addressN" json:"address_n,omitempty"`
+	Nonce            []byte   `protobuf:"bytes,2,opt,name=nonce" json:"nonce,omitempty"`
+	GasPrice         []byte   `protobuf:"bytes,3,opt,name=gas_price,json=gasPrice" json:"gas_price,omitempty"`
+	GasLimit         []byte   `protobuf:"bytes,4,opt,name=gas_limit,json=gasLimit" json:"gas_limit,omitempty"`
+	To               []byte   `protobuf:"bytes,5,opt,name=to" json:"to,omitempty"`
+	Value            []byte   `protobuf:"bytes,6,opt,name=value" json:"value,omitempty"`
+	DataInitialChunk []byte   `protobuf:"bytes,7,opt,name=data_initial_chunk,json=dataInitialChunk" json:"data_initial_chunk,omitempty"`
+	DataLength       *uint32  `protobuf:"varint,8,opt,name=data_length,json=dataLength" json:"data_length,omitempty"`
+	ChainId          *uint32  `protobuf:"varint,9,opt,name=chain_id,json=chainId" json:"chain_id,omitempty"`
+	XXX_unrecognized []byte   `json:"-"`
+}
+
+func (m *EthereumSignTx) Reset()                    { *m = EthereumSignTx{} }
+func (m *EthereumSignTx) String() string            { return proto.CompactTextString(m) }
+func (*EthereumSignTx) ProtoMessage()               {}
+func (*EthereumSignTx) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{49} }
+
+func (m *EthereumSignTx) GetAddressN() []uint32 {
+	if m != nil {
+		return m.AddressN
+	}
+	return nil
+}
+
+func (m *EthereumSignTx) GetNonce() []byte {
+	if m != nil {
+		return m.Nonce
+	}
+	return nil
+}
+
+func (m *EthereumSignTx) GetGasPrice() []byte {
+	if m != nil {
+		return m.GasPrice
+	}
+	return nil
+}
+
+func (m *EthereumSignTx) GetGasLimit() []byte {
+	if m != nil {
+		return m.GasLimit
+	}
+	return nil
+}
+
+func (m *EthereumSignTx) GetTo() []byte {
+	if m != nil {
+		return m.To
+	}
+	return nil
+}
+
+func (m *EthereumSignTx) GetValue() []byte {
+	if m != nil {
+		return m.Value
+	}
+	return nil
+}
+
+func (m *EthereumSignTx) GetDataInitialChunk() []byte {
+	if m != nil {
+		return m.DataInitialChunk
+	}
+	return nil
+}
+
+func (m *EthereumSignTx) GetDataLength() uint32 {
+	if m != nil && m.DataLength != nil {
+		return *m.DataLength
+	}
+	return 0
+}
+
+func (m *EthereumSignTx) GetChainId() uint32 {
+	if m != nil && m.ChainId != nil {
+		return *m.ChainId
+	}
+	return 0
+}
+
+// *
+// Response: Device asks for more data from transaction payload, or returns the signature.
+// If data_length is set, device awaits that many more bytes of payload.
+// Otherwise, the signature_* fields contain the computed transaction signature. All three fields will be present.
+// @prev EthereumSignTx
+// @next EthereumTxAck
+type EthereumTxRequest struct {
+	DataLength       *uint32 `protobuf:"varint,1,opt,name=data_length,json=dataLength" json:"data_length,omitempty"`
+	SignatureV       *uint32 `protobuf:"varint,2,opt,name=signature_v,json=signatureV" json:"signature_v,omitempty"`
+	SignatureR       []byte  `protobuf:"bytes,3,opt,name=signature_r,json=signatureR" json:"signature_r,omitempty"`
+	SignatureS       []byte  `protobuf:"bytes,4,opt,name=signature_s,json=signatureS" json:"signature_s,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *EthereumTxRequest) Reset()                    { *m = EthereumTxRequest{} }
+func (m *EthereumTxRequest) String() string            { return proto.CompactTextString(m) }
+func (*EthereumTxRequest) ProtoMessage()               {}
+func (*EthereumTxRequest) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{50} }
+
+func (m *EthereumTxRequest) GetDataLength() uint32 {
+	if m != nil && m.DataLength != nil {
+		return *m.DataLength
+	}
+	return 0
+}
+
+func (m *EthereumTxRequest) GetSignatureV() uint32 {
+	if m != nil && m.SignatureV != nil {
+		return *m.SignatureV
+	}
+	return 0
+}
+
+func (m *EthereumTxRequest) GetSignatureR() []byte {
+	if m != nil {
+		return m.SignatureR
+	}
+	return nil
+}
+
+func (m *EthereumTxRequest) GetSignatureS() []byte {
+	if m != nil {
+		return m.SignatureS
+	}
+	return nil
+}
+
+// *
+// Request: Transaction payload data.
+// @prev EthereumTxRequest
+// @next EthereumTxRequest
+type EthereumTxAck struct {
+	DataChunk        []byte `protobuf:"bytes,1,opt,name=data_chunk,json=dataChunk" json:"data_chunk,omitempty"`
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *EthereumTxAck) Reset()                    { *m = EthereumTxAck{} }
+func (m *EthereumTxAck) String() string            { return proto.CompactTextString(m) }
+func (*EthereumTxAck) ProtoMessage()               {}
+func (*EthereumTxAck) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{51} }
+
+func (m *EthereumTxAck) GetDataChunk() []byte {
+	if m != nil {
+		return m.DataChunk
+	}
+	return nil
+}
+
+// *
+// Request: Ask device to sign message
+// @next EthereumMessageSignature
+// @next Failure
+type EthereumSignMessage struct {
+	AddressN         []uint32 `protobuf:"varint,1,rep,name=address_n,json=addressN" json:"address_n,omitempty"`
+	Message          []byte   `protobuf:"bytes,2,req,name=message" json:"message,omitempty"`
+	XXX_unrecognized []byte   `json:"-"`
+}
+
+func (m *EthereumSignMessage) Reset()                    { *m = EthereumSignMessage{} }
+func (m *EthereumSignMessage) String() string            { return proto.CompactTextString(m) }
+func (*EthereumSignMessage) ProtoMessage()               {}
+func (*EthereumSignMessage) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{52} }
+
+func (m *EthereumSignMessage) GetAddressN() []uint32 {
+	if m != nil {
+		return m.AddressN
+	}
+	return nil
+}
+
+func (m *EthereumSignMessage) GetMessage() []byte {
+	if m != nil {
+		return m.Message
+	}
+	return nil
+}
+
+// *
+// Request: Ask device to verify message
+// @next Success
+// @next Failure
+type EthereumVerifyMessage struct {
+	Address          []byte `protobuf:"bytes,1,opt,name=address" json:"address,omitempty"`
+	Signature        []byte `protobuf:"bytes,2,opt,name=signature" json:"signature,omitempty"`
+	Message          []byte `protobuf:"bytes,3,opt,name=message" json:"message,omitempty"`
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *EthereumVerifyMessage) Reset()                    { *m = EthereumVerifyMessage{} }
+func (m *EthereumVerifyMessage) String() string            { return proto.CompactTextString(m) }
+func (*EthereumVerifyMessage) ProtoMessage()               {}
+func (*EthereumVerifyMessage) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{53} }
+
+func (m *EthereumVerifyMessage) GetAddress() []byte {
+	if m != nil {
+		return m.Address
+	}
+	return nil
+}
+
+func (m *EthereumVerifyMessage) GetSignature() []byte {
+	if m != nil {
+		return m.Signature
+	}
+	return nil
+}
+
+func (m *EthereumVerifyMessage) GetMessage() []byte {
+	if m != nil {
+		return m.Message
+	}
+	return nil
+}
+
+// *
+// Response: Signed message
+// @prev EthereumSignMessage
+type EthereumMessageSignature struct {
+	Address          []byte `protobuf:"bytes,1,opt,name=address" json:"address,omitempty"`
+	Signature        []byte `protobuf:"bytes,2,opt,name=signature" json:"signature,omitempty"`
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *EthereumMessageSignature) Reset()                    { *m = EthereumMessageSignature{} }
+func (m *EthereumMessageSignature) String() string            { return proto.CompactTextString(m) }
+func (*EthereumMessageSignature) ProtoMessage()               {}
+func (*EthereumMessageSignature) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{54} }
+
+func (m *EthereumMessageSignature) GetAddress() []byte {
+	if m != nil {
+		return m.Address
+	}
+	return nil
+}
+
+func (m *EthereumMessageSignature) GetSignature() []byte {
+	if m != nil {
+		return m.Signature
+	}
+	return nil
+}
+
+// *
+// Request: Ask device to sign identity
+// @next SignedIdentity
+// @next Failure
+type SignIdentity struct {
+	Identity         *IdentityType `protobuf:"bytes,1,opt,name=identity" json:"identity,omitempty"`
+	ChallengeHidden  []byte        `protobuf:"bytes,2,opt,name=challenge_hidden,json=challengeHidden" json:"challenge_hidden,omitempty"`
+	ChallengeVisual  *string       `protobuf:"bytes,3,opt,name=challenge_visual,json=challengeVisual" json:"challenge_visual,omitempty"`
+	EcdsaCurveName   *string       `protobuf:"bytes,4,opt,name=ecdsa_curve_name,json=ecdsaCurveName" json:"ecdsa_curve_name,omitempty"`
+	XXX_unrecognized []byte        `json:"-"`
+}
+
+func (m *SignIdentity) Reset()                    { *m = SignIdentity{} }
+func (m *SignIdentity) String() string            { return proto.CompactTextString(m) }
+func (*SignIdentity) ProtoMessage()               {}
+func (*SignIdentity) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{55} }
+
+func (m *SignIdentity) GetIdentity() *IdentityType {
+	if m != nil {
+		return m.Identity
+	}
+	return nil
+}
+
+func (m *SignIdentity) GetChallengeHidden() []byte {
+	if m != nil {
+		return m.ChallengeHidden
+	}
+	return nil
+}
+
+func (m *SignIdentity) GetChallengeVisual() string {
+	if m != nil && m.ChallengeVisual != nil {
+		return *m.ChallengeVisual
+	}
+	return ""
+}
+
+func (m *SignIdentity) GetEcdsaCurveName() string {
+	if m != nil && m.EcdsaCurveName != nil {
+		return *m.EcdsaCurveName
+	}
+	return ""
+}
+
+// *
+// Response: Device provides signed identity
+// @prev SignIdentity
+type SignedIdentity struct {
+	Address          *string `protobuf:"bytes,1,opt,name=address" json:"address,omitempty"`
+	PublicKey        []byte  `protobuf:"bytes,2,opt,name=public_key,json=publicKey" json:"public_key,omitempty"`
+	Signature        []byte  `protobuf:"bytes,3,opt,name=signature" json:"signature,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *SignedIdentity) Reset()                    { *m = SignedIdentity{} }
+func (m *SignedIdentity) String() string            { return proto.CompactTextString(m) }
+func (*SignedIdentity) ProtoMessage()               {}
+func (*SignedIdentity) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{56} }
+
+func (m *SignedIdentity) GetAddress() string {
+	if m != nil && m.Address != nil {
+		return *m.Address
+	}
+	return ""
+}
+
+func (m *SignedIdentity) GetPublicKey() []byte {
+	if m != nil {
+		return m.PublicKey
+	}
+	return nil
+}
+
+func (m *SignedIdentity) GetSignature() []byte {
+	if m != nil {
+		return m.Signature
+	}
+	return nil
+}
+
+// *
+// Request: Ask device to generate ECDH session key
+// @next ECDHSessionKey
+// @next Failure
+type GetECDHSessionKey struct {
+	Identity         *IdentityType `protobuf:"bytes,1,opt,name=identity" json:"identity,omitempty"`
+	PeerPublicKey    []byte        `protobuf:"bytes,2,opt,name=peer_public_key,json=peerPublicKey" json:"peer_public_key,omitempty"`
+	EcdsaCurveName   *string       `protobuf:"bytes,3,opt,name=ecdsa_curve_name,json=ecdsaCurveName" json:"ecdsa_curve_name,omitempty"`
+	XXX_unrecognized []byte        `json:"-"`
+}
+
+func (m *GetECDHSessionKey) Reset()                    { *m = GetECDHSessionKey{} }
+func (m *GetECDHSessionKey) String() string            { return proto.CompactTextString(m) }
+func (*GetECDHSessionKey) ProtoMessage()               {}
+func (*GetECDHSessionKey) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{57} }
+
+func (m *GetECDHSessionKey) GetIdentity() *IdentityType {
+	if m != nil {
+		return m.Identity
+	}
+	return nil
+}
+
+func (m *GetECDHSessionKey) GetPeerPublicKey() []byte {
+	if m != nil {
+		return m.PeerPublicKey
+	}
+	return nil
+}
+
+func (m *GetECDHSessionKey) GetEcdsaCurveName() string {
+	if m != nil && m.EcdsaCurveName != nil {
+		return *m.EcdsaCurveName
+	}
+	return ""
+}
+
+// *
+// Response: Device provides ECDH session key
+// @prev GetECDHSessionKey
+type ECDHSessionKey struct {
+	SessionKey       []byte `protobuf:"bytes,1,opt,name=session_key,json=sessionKey" json:"session_key,omitempty"`
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *ECDHSessionKey) Reset()                    { *m = ECDHSessionKey{} }
+func (m *ECDHSessionKey) String() string            { return proto.CompactTextString(m) }
+func (*ECDHSessionKey) ProtoMessage()               {}
+func (*ECDHSessionKey) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{58} }
+
+func (m *ECDHSessionKey) GetSessionKey() []byte {
+	if m != nil {
+		return m.SessionKey
+	}
+	return nil
+}
+
+// *
+// Request: Set U2F counter
+// @next Success
+type SetU2FCounter struct {
+	U2FCounter       *uint32 `protobuf:"varint,1,opt,name=u2f_counter,json=u2fCounter" json:"u2f_counter,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *SetU2FCounter) Reset()                    { *m = SetU2FCounter{} }
+func (m *SetU2FCounter) String() string            { return proto.CompactTextString(m) }
+func (*SetU2FCounter) ProtoMessage()               {}
+func (*SetU2FCounter) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{59} }
+
+func (m *SetU2FCounter) GetU2FCounter() uint32 {
+	if m != nil && m.U2FCounter != nil {
+		return *m.U2FCounter
+	}
+	return 0
+}
+
+// *
+// Request: Ask device to erase its firmware (so it can be replaced via FirmwareUpload)
+// @next Success
+// @next FirmwareRequest
+// @next Failure
+type FirmwareErase struct {
+	Length           *uint32 `protobuf:"varint,1,opt,name=length" json:"length,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *FirmwareErase) Reset()                    { *m = FirmwareErase{} }
+func (m *FirmwareErase) String() string            { return proto.CompactTextString(m) }
+func (*FirmwareErase) ProtoMessage()               {}
+func (*FirmwareErase) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{60} }
+
+func (m *FirmwareErase) GetLength() uint32 {
+	if m != nil && m.Length != nil {
+		return *m.Length
+	}
+	return 0
+}
+
+// *
+// Response: Ask for firmware chunk
+// @next FirmwareUpload
+type FirmwareRequest struct {
+	Offset           *uint32 `protobuf:"varint,1,opt,name=offset" json:"offset,omitempty"`
+	Length           *uint32 `protobuf:"varint,2,opt,name=length" json:"length,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *FirmwareRequest) Reset()                    { *m = FirmwareRequest{} }
+func (m *FirmwareRequest) String() string            { return proto.CompactTextString(m) }
+func (*FirmwareRequest) ProtoMessage()               {}
+func (*FirmwareRequest) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{61} }
+
+func (m *FirmwareRequest) GetOffset() uint32 {
+	if m != nil && m.Offset != nil {
+		return *m.Offset
+	}
+	return 0
+}
+
+func (m *FirmwareRequest) GetLength() uint32 {
+	if m != nil && m.Length != nil {
+		return *m.Length
+	}
+	return 0
+}
+
+// *
+// Request: Send firmware in binary form to the device
+// @next Success
+// @next Failure
+type FirmwareUpload struct {
+	Payload          []byte `protobuf:"bytes,1,req,name=payload" json:"payload,omitempty"`
+	Hash             []byte `protobuf:"bytes,2,opt,name=hash" json:"hash,omitempty"`
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *FirmwareUpload) Reset()                    { *m = FirmwareUpload{} }
+func (m *FirmwareUpload) String() string            { return proto.CompactTextString(m) }
+func (*FirmwareUpload) ProtoMessage()               {}
+func (*FirmwareUpload) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{62} }
+
+func (m *FirmwareUpload) GetPayload() []byte {
+	if m != nil {
+		return m.Payload
+	}
+	return nil
+}
+
+func (m *FirmwareUpload) GetHash() []byte {
+	if m != nil {
+		return m.Hash
+	}
+	return nil
+}
+
+// *
+// Request: Perform a device self-test
+// @next Success
+// @next Failure
+type SelfTest struct {
+	Payload          []byte `protobuf:"bytes,1,opt,name=payload" json:"payload,omitempty"`
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *SelfTest) Reset()                    { *m = SelfTest{} }
+func (m *SelfTest) String() string            { return proto.CompactTextString(m) }
+func (*SelfTest) ProtoMessage()               {}
+func (*SelfTest) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{63} }
+
+func (m *SelfTest) GetPayload() []byte {
+	if m != nil {
+		return m.Payload
+	}
+	return nil
+}
+
+// *
+// Request: "Press" the button on the device
+// @next Success
+type DebugLinkDecision struct {
+	YesNo            *bool  `protobuf:"varint,1,req,name=yes_no,json=yesNo" json:"yes_no,omitempty"`
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *DebugLinkDecision) Reset()                    { *m = DebugLinkDecision{} }
+func (m *DebugLinkDecision) String() string            { return proto.CompactTextString(m) }
+func (*DebugLinkDecision) ProtoMessage()               {}
+func (*DebugLinkDecision) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{64} }
+
+func (m *DebugLinkDecision) GetYesNo() bool {
+	if m != nil && m.YesNo != nil {
+		return *m.YesNo
+	}
+	return false
+}
+
+// *
+// Request: Computer asks for device state
+// @next DebugLinkState
+type DebugLinkGetState struct {
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *DebugLinkGetState) Reset()                    { *m = DebugLinkGetState{} }
+func (m *DebugLinkGetState) String() string            { return proto.CompactTextString(m) }
+func (*DebugLinkGetState) ProtoMessage()               {}
+func (*DebugLinkGetState) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{65} }
+
+// *
+// Response: Device current state
+// @prev DebugLinkGetState
+type DebugLinkState struct {
+	Layout               []byte      `protobuf:"bytes,1,opt,name=layout" json:"layout,omitempty"`
+	Pin                  *string     `protobuf:"bytes,2,opt,name=pin" json:"pin,omitempty"`
+	Matrix               *string     `protobuf:"bytes,3,opt,name=matrix" json:"matrix,omitempty"`
+	Mnemonic             *string     `protobuf:"bytes,4,opt,name=mnemonic" json:"mnemonic,omitempty"`
+	Node                 *HDNodeType `protobuf:"bytes,5,opt,name=node" json:"node,omitempty"`
+	PassphraseProtection *bool       `protobuf:"varint,6,opt,name=passphrase_protection,json=passphraseProtection" json:"passphrase_protection,omitempty"`
+	ResetWord            *string     `protobuf:"bytes,7,opt,name=reset_word,json=resetWord" json:"reset_word,omitempty"`
+	ResetEntropy         []byte      `protobuf:"bytes,8,opt,name=reset_entropy,json=resetEntropy" json:"reset_entropy,omitempty"`
+	RecoveryFakeWord     *string     `protobuf:"bytes,9,opt,name=recovery_fake_word,json=recoveryFakeWord" json:"recovery_fake_word,omitempty"`
+	RecoveryWordPos      *uint32     `protobuf:"varint,10,opt,name=recovery_word_pos,json=recoveryWordPos" json:"recovery_word_pos,omitempty"`
+	XXX_unrecognized     []byte      `json:"-"`
+}
+
+func (m *DebugLinkState) Reset()                    { *m = DebugLinkState{} }
+func (m *DebugLinkState) String() string            { return proto.CompactTextString(m) }
+func (*DebugLinkState) ProtoMessage()               {}
+func (*DebugLinkState) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{66} }
+
+func (m *DebugLinkState) GetLayout() []byte {
+	if m != nil {
+		return m.Layout
+	}
+	return nil
+}
+
+func (m *DebugLinkState) GetPin() string {
+	if m != nil && m.Pin != nil {
+		return *m.Pin
+	}
+	return ""
+}
+
+func (m *DebugLinkState) GetMatrix() string {
+	if m != nil && m.Matrix != nil {
+		return *m.Matrix
+	}
+	return ""
+}
+
+func (m *DebugLinkState) GetMnemonic() string {
+	if m != nil && m.Mnemonic != nil {
+		return *m.Mnemonic
+	}
+	return ""
+}
+
+func (m *DebugLinkState) GetNode() *HDNodeType {
+	if m != nil {
+		return m.Node
+	}
+	return nil
+}
+
+func (m *DebugLinkState) GetPassphraseProtection() bool {
+	if m != nil && m.PassphraseProtection != nil {
+		return *m.PassphraseProtection
+	}
+	return false
+}
+
+func (m *DebugLinkState) GetResetWord() string {
+	if m != nil && m.ResetWord != nil {
+		return *m.ResetWord
+	}
+	return ""
+}
+
+func (m *DebugLinkState) GetResetEntropy() []byte {
+	if m != nil {
+		return m.ResetEntropy
+	}
+	return nil
+}
+
+func (m *DebugLinkState) GetRecoveryFakeWord() string {
+	if m != nil && m.RecoveryFakeWord != nil {
+		return *m.RecoveryFakeWord
+	}
+	return ""
+}
+
+func (m *DebugLinkState) GetRecoveryWordPos() uint32 {
+	if m != nil && m.RecoveryWordPos != nil {
+		return *m.RecoveryWordPos
+	}
+	return 0
+}
+
+// *
+// Request: Ask device to restart
+type DebugLinkStop struct {
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *DebugLinkStop) Reset()                    { *m = DebugLinkStop{} }
+func (m *DebugLinkStop) String() string            { return proto.CompactTextString(m) }
+func (*DebugLinkStop) ProtoMessage()               {}
+func (*DebugLinkStop) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{67} }
+
+// *
+// Response: Device wants host to log event
+type DebugLinkLog struct {
+	Level            *uint32 `protobuf:"varint,1,opt,name=level" json:"level,omitempty"`
+	Bucket           *string `protobuf:"bytes,2,opt,name=bucket" json:"bucket,omitempty"`
+	Text             *string `protobuf:"bytes,3,opt,name=text" json:"text,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *DebugLinkLog) Reset()                    { *m = DebugLinkLog{} }
+func (m *DebugLinkLog) String() string            { return proto.CompactTextString(m) }
+func (*DebugLinkLog) ProtoMessage()               {}
+func (*DebugLinkLog) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{68} }
+
+func (m *DebugLinkLog) GetLevel() uint32 {
+	if m != nil && m.Level != nil {
+		return *m.Level
+	}
+	return 0
+}
+
+func (m *DebugLinkLog) GetBucket() string {
+	if m != nil && m.Bucket != nil {
+		return *m.Bucket
+	}
+	return ""
+}
+
+func (m *DebugLinkLog) GetText() string {
+	if m != nil && m.Text != nil {
+		return *m.Text
+	}
+	return ""
+}
+
+// *
+// Request: Read memory from device
+// @next DebugLinkMemory
+type DebugLinkMemoryRead struct {
+	Address          *uint32 `protobuf:"varint,1,opt,name=address" json:"address,omitempty"`
+	Length           *uint32 `protobuf:"varint,2,opt,name=length" json:"length,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *DebugLinkMemoryRead) Reset()                    { *m = DebugLinkMemoryRead{} }
+func (m *DebugLinkMemoryRead) String() string            { return proto.CompactTextString(m) }
+func (*DebugLinkMemoryRead) ProtoMessage()               {}
+func (*DebugLinkMemoryRead) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{69} }
+
+func (m *DebugLinkMemoryRead) GetAddress() uint32 {
+	if m != nil && m.Address != nil {
+		return *m.Address
+	}
+	return 0
+}
+
+func (m *DebugLinkMemoryRead) GetLength() uint32 {
+	if m != nil && m.Length != nil {
+		return *m.Length
+	}
+	return 0
+}
+
+// *
+// Response: Device sends memory back
+// @prev DebugLinkMemoryRead
+type DebugLinkMemory struct {
+	Memory           []byte `protobuf:"bytes,1,opt,name=memory" json:"memory,omitempty"`
+	XXX_unrecognized []byte `json:"-"`
+}
+
+func (m *DebugLinkMemory) Reset()                    { *m = DebugLinkMemory{} }
+func (m *DebugLinkMemory) String() string            { return proto.CompactTextString(m) }
+func (*DebugLinkMemory) ProtoMessage()               {}
+func (*DebugLinkMemory) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{70} }
+
+func (m *DebugLinkMemory) GetMemory() []byte {
+	if m != nil {
+		return m.Memory
+	}
+	return nil
+}
+
+// *
+// Request: Write memory to device.
+// WARNING: Writing to the wrong location can irreparably break the device.
+type DebugLinkMemoryWrite struct {
+	Address          *uint32 `protobuf:"varint,1,opt,name=address" json:"address,omitempty"`
+	Memory           []byte  `protobuf:"bytes,2,opt,name=memory" json:"memory,omitempty"`
+	Flash            *bool   `protobuf:"varint,3,opt,name=flash" json:"flash,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *DebugLinkMemoryWrite) Reset()                    { *m = DebugLinkMemoryWrite{} }
+func (m *DebugLinkMemoryWrite) String() string            { return proto.CompactTextString(m) }
+func (*DebugLinkMemoryWrite) ProtoMessage()               {}
+func (*DebugLinkMemoryWrite) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{71} }
+
+func (m *DebugLinkMemoryWrite) GetAddress() uint32 {
+	if m != nil && m.Address != nil {
+		return *m.Address
+	}
+	return 0
+}
+
+func (m *DebugLinkMemoryWrite) GetMemory() []byte {
+	if m != nil {
+		return m.Memory
+	}
+	return nil
+}
+
+func (m *DebugLinkMemoryWrite) GetFlash() bool {
+	if m != nil && m.Flash != nil {
+		return *m.Flash
+	}
+	return false
+}
+
+// *
+// Request: Erase block of flash on device
+// WARNING: Writing to the wrong location can irreparably break the device.
+type DebugLinkFlashErase struct {
+	Sector           *uint32 `protobuf:"varint,1,opt,name=sector" json:"sector,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *DebugLinkFlashErase) Reset()                    { *m = DebugLinkFlashErase{} }
+func (m *DebugLinkFlashErase) String() string            { return proto.CompactTextString(m) }
+func (*DebugLinkFlashErase) ProtoMessage()               {}
+func (*DebugLinkFlashErase) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{72} }
+
+func (m *DebugLinkFlashErase) GetSector() uint32 {
+	if m != nil && m.Sector != nil {
+		return *m.Sector
+	}
+	return 0
+}
+
+func init() {
+	proto.RegisterType((*Initialize)(nil), "Initialize")
+	proto.RegisterType((*GetFeatures)(nil), "GetFeatures")
+	proto.RegisterType((*Features)(nil), "Features")
+	proto.RegisterType((*ClearSession)(nil), "ClearSession")
+	proto.RegisterType((*ApplySettings)(nil), "ApplySettings")
+	proto.RegisterType((*ApplyFlags)(nil), "ApplyFlags")
+	proto.RegisterType((*ChangePin)(nil), "ChangePin")
+	proto.RegisterType((*Ping)(nil), "Ping")
+	proto.RegisterType((*Success)(nil), "Success")
+	proto.RegisterType((*Failure)(nil), "Failure")
+	proto.RegisterType((*ButtonRequest)(nil), "ButtonRequest")
+	proto.RegisterType((*ButtonAck)(nil), "ButtonAck")
+	proto.RegisterType((*PinMatrixRequest)(nil), "PinMatrixRequest")
+	proto.RegisterType((*PinMatrixAck)(nil), "PinMatrixAck")
+	proto.RegisterType((*Cancel)(nil), "Cancel")
+	proto.RegisterType((*PassphraseRequest)(nil), "PassphraseRequest")
+	proto.RegisterType((*PassphraseAck)(nil), "PassphraseAck")
+	proto.RegisterType((*GetEntropy)(nil), "GetEntropy")
+	proto.RegisterType((*Entropy)(nil), "Entropy")
+	proto.RegisterType((*GetPublicKey)(nil), "GetPublicKey")
+	proto.RegisterType((*PublicKey)(nil), "PublicKey")
+	proto.RegisterType((*GetAddress)(nil), "GetAddress")
+	proto.RegisterType((*EthereumGetAddress)(nil), "EthereumGetAddress")
+	proto.RegisterType((*Address)(nil), "Address")
+	proto.RegisterType((*EthereumAddress)(nil), "EthereumAddress")
+	proto.RegisterType((*WipeDevice)(nil), "WipeDevice")
+	proto.RegisterType((*LoadDevice)(nil), "LoadDevice")
+	proto.RegisterType((*ResetDevice)(nil), "ResetDevice")
+	proto.RegisterType((*BackupDevice)(nil), "BackupDevice")
+	proto.RegisterType((*EntropyRequest)(nil), "EntropyRequest")
+	proto.RegisterType((*EntropyAck)(nil), "EntropyAck")
+	proto.RegisterType((*RecoveryDevice)(nil), "RecoveryDevice")
+	proto.RegisterType((*WordRequest)(nil), "WordRequest")
+	proto.RegisterType((*WordAck)(nil), "WordAck")
+	proto.RegisterType((*SignMessage)(nil), "SignMessage")
+	proto.RegisterType((*VerifyMessage)(nil), "VerifyMessage")
+	proto.RegisterType((*MessageSignature)(nil), "MessageSignature")
+	proto.RegisterType((*EncryptMessage)(nil), "EncryptMessage")
+	proto.RegisterType((*EncryptedMessage)(nil), "EncryptedMessage")
+	proto.RegisterType((*DecryptMessage)(nil), "DecryptMessage")
+	proto.RegisterType((*DecryptedMessage)(nil), "DecryptedMessage")
+	proto.RegisterType((*CipherKeyValue)(nil), "CipherKeyValue")
+	proto.RegisterType((*CipheredKeyValue)(nil), "CipheredKeyValue")
+	proto.RegisterType((*EstimateTxSize)(nil), "EstimateTxSize")
+	proto.RegisterType((*TxSize)(nil), "TxSize")
+	proto.RegisterType((*SignTx)(nil), "SignTx")
+	proto.RegisterType((*SimpleSignTx)(nil), "SimpleSignTx")
+	proto.RegisterType((*TxRequest)(nil), "TxRequest")
+	proto.RegisterType((*TxAck)(nil), "TxAck")
+	proto.RegisterType((*EthereumSignTx)(nil), "EthereumSignTx")
+	proto.RegisterType((*EthereumTxRequest)(nil), "EthereumTxRequest")
+	proto.RegisterType((*EthereumTxAck)(nil), "EthereumTxAck")
+	proto.RegisterType((*EthereumSignMessage)(nil), "EthereumSignMessage")
+	proto.RegisterType((*EthereumVerifyMessage)(nil), "EthereumVerifyMessage")
+	proto.RegisterType((*EthereumMessageSignature)(nil), "EthereumMessageSignature")
+	proto.RegisterType((*SignIdentity)(nil), "SignIdentity")
+	proto.RegisterType((*SignedIdentity)(nil), "SignedIdentity")
+	proto.RegisterType((*GetECDHSessionKey)(nil), "GetECDHSessionKey")
+	proto.RegisterType((*ECDHSessionKey)(nil), "ECDHSessionKey")
+	proto.RegisterType((*SetU2FCounter)(nil), "SetU2FCounter")
+	proto.RegisterType((*FirmwareErase)(nil), "FirmwareErase")
+	proto.RegisterType((*FirmwareRequest)(nil), "FirmwareRequest")
+	proto.RegisterType((*FirmwareUpload)(nil), "FirmwareUpload")
+	proto.RegisterType((*SelfTest)(nil), "SelfTest")
+	proto.RegisterType((*DebugLinkDecision)(nil), "DebugLinkDecision")
+	proto.RegisterType((*DebugLinkGetState)(nil), "DebugLinkGetState")
+	proto.RegisterType((*DebugLinkState)(nil), "DebugLinkState")
+	proto.RegisterType((*DebugLinkStop)(nil), "DebugLinkStop")
+	proto.RegisterType((*DebugLinkLog)(nil), "DebugLinkLog")
+	proto.RegisterType((*DebugLinkMemoryRead)(nil), "DebugLinkMemoryRead")
+	proto.RegisterType((*DebugLinkMemory)(nil), "DebugLinkMemory")
+	proto.RegisterType((*DebugLinkMemoryWrite)(nil), "DebugLinkMemoryWrite")
+	proto.RegisterType((*DebugLinkFlashErase)(nil), "DebugLinkFlashErase")
+	proto.RegisterEnum("MessageType", MessageType_name, MessageType_value)
+}
+
+func init() { proto.RegisterFile("messages.proto", fileDescriptor1) }
+
+var fileDescriptor1 = []byte{
+	// 3424 bytes of a gzipped FileDescriptorProto
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+	0x19, 0x62, 0x9f, 0xb8, 0x43, 0xa4, 0x88, 0xb9, 0x65, 0xb8, 0x20, 0xcf, 0x89, 0x57, 0x10, 0x54,
+	0x59, 0xaa, 0x7d, 0x57, 0x32, 0x2d, 0xde, 0x39, 0x50, 0x55, 0x4c, 0xdf, 0x80, 0x45, 0x79, 0x3a,
+	0x7d, 0x14, 0x42, 0x35, 0xc1, 0xbe, 0x20, 0x5c, 0xd6, 0x2e, 0x45, 0x73, 0x02, 0x71, 0x07, 0xae,
+	0xe4, 0x56, 0x90, 0x13, 0x17, 0xaa, 0x2f, 0x35, 0x29, 0xe8, 0x8f, 0x14, 0xb8, 0x0e, 0x4b, 0x65,
+	0x40, 0x9e, 0x75, 0x50, 0x43, 0x42, 0x6e, 0xc0, 0xd5, 0x32, 0xa4, 0x48, 0x71, 0xa8, 0xb9, 0xd4,
+	0xfc, 0x2e, 0x81, 0x16, 0xe4, 0xcb, 0x5e, 0x23, 0x50, 0xab, 0xdc, 0x40, 0xc9, 0x34, 0x08, 0x0b,
+	0xe8, 0xd0, 0x2b, 0x30, 0x48, 0x8f, 0x05, 0xd4, 0x16, 0x2c, 0x0a, 0x56, 0xca, 0x00, 0xaa, 0x60,
+	0x52, 0x90, 0x22, 0xeb, 0x22, 0xa3, 0x8e, 0x60, 0x71, 0x13, 0x2e, 0xcb, 0x08, 0xa9, 0xa7, 0x8a,
+	0xba, 0x02, 0x72, 0x0d, 0xb4, 0x9c, 0x27, 0x59, 0xf1, 0x8b, 0xe6, 0xc5, 0xec, 0x5a, 0x5e, 0x4e,
+	0xf9, 0xc2, 0x83, 0xd0, 0x52, 0x9d, 0x62, 0x9a, 0x8a, 0x76, 0x1d, 0x2e, 0xe6, 0x2c, 0x27, 0x9e,
+	0xd7, 0xd1, 0x82, 0x10, 0xf4, 0x36, 0x5c, 0x2b, 0x44, 0x52, 0xee, 0x31, 0x09, 0x69, 0x29, 0xae,
+	0x57, 0x8a, 0xdb, 0xb2, 0x8f, 0xd1, 0x05, 0xee, 0xa9, 0xdf, 0x95, 0xc8, 0xcc, 0x1f, 0x97, 0xd0,
+	0xc5, 0x72, 0xbb, 0xa5, 0xe5, 0x2b, 0x5a, 0x14, 0xcb, 0x5c, 0x85, 0x85, 0x3c, 0x80, 0xf2, 0xbf,
+	0x94, 0x6a, 0x9c, 0x8b, 0x97, 0x7c, 0xcf, 0x00, 0x5d, 0x16, 0xa8, 0x82, 0xff, 0xe4, 0x57, 0x59,
+	0xd4, 0x13, 0x98, 0xd5, 0x7c, 0x88, 0xe6, 0x1e, 0x6a, 0xd1, 0x95, 0x72, 0x50, 0xee, 0x11, 0x0f,
+	0x2d, 0x09, 0x81, 0x57, 0xf3, 0x1a, 0xa5, 0x4f, 0x77, 0xe8, 0xaa, 0x64, 0x94, 0x42, 0x34, 0x64,
+	0xaf, 0xb1, 0xe8, 0x5a, 0xf9, 0xae, 0xca, 0x1e, 0x49, 0xd0, 0x72, 0x79, 0xd4, 0x26, 0xd3, 0xd7,
+	0xd3, 0xa8, 0xcd, 0xf9, 0x39, 0x39, 0x81, 0xd1, 0x8a, 0xb4, 0x8b, 0x0a, 0x96, 0x91, 0xdb, 0xd2,
+	0x48, 0x2f, 0xb7, 0x71, 0xbe, 0x55, 0x8d, 0x56, 0xcb, 0xc3, 0x3b, 0x6b, 0x5f, 0xa3, 0xb5, 0xf2,
+	0xf0, 0x96, 0xea, 0x7b, 0x74, 0xbb, 0xdc, 0xbe, 0xb9, 0xa2, 0x1d, 0xdd, 0x11, 0xa0, 0x42, 0x7c,
+	0x16, 0xcb, 0x6d, 0xb4, 0x2e, 0x24, 0xba, 0x03, 0xcb, 0xb9, 0xf8, 0x2c, 0x3e, 0x65, 0xa2, 0x8d,
+	0x14, 0x78, 0xa5, 0x1c, 0x48, 0xa5, 0xbf, 0x2b, 0x39, 0xed, 0x76, 0xc1, 0x12, 0xb9, 0x56, 0x0d,
+	0xba, 0x27, 0xed, 0x30, 0x2d, 0x1f, 0xb2, 0x6c, 0xfe, 0xad, 0xa5, 0xfa, 0x77, 0x7c, 0xbe, 0x60,
+	0xd1, 0x7c, 0x07, 0x1f, 0xbd, 0x5d, 0x6e, 0x2f, 0xa9, 0x15, 0x8d, 0xfa, 0xe5, 0x99, 0x5b, 0x34,
+	0xa5, 0xd1, 0xfd, 0x72, 0x4b, 0x15, 0x9b, 0x50, 0xe8, 0x9d, 0x74, 0x27, 0x17, 0x3c, 0x2c, 0x77,
+	0x0d, 0xd1, 0xbb, 0xa9, 0x5e, 0xeb, 0x79, 0x7e, 0xc5, 0xae, 0x25, 0xda, 0x4c, 0x35, 0x2c, 0x70,
+	0xcc, 0xf7, 0x21, 0xd1, 0x7b, 0xb3, 0x38, 0x16, 0x9b, 0x87, 0xe8, 0xfd, 0x94, 0xa3, 0x5e, 0xcc,
+	0x6d, 0xd9, 0xbd, 0x08, 0x7d, 0x50, 0x1e, 0xa9, 0xf9, 0x0b, 0x08, 0xfa, 0x50, 0x68, 0x5b, 0xb0,
+	0xab, 0xf4, 0xef, 0x46, 0xe8, 0x9f, 0x05, 0xa3, 0x75, 0xb8, 0x9e, 0x53, 0xf4, 0xcc, 0x43, 0x25,
+	0xfa, 0x48, 0x20, 0x6f, 0xe5, 0x8f, 0xa1, 0xc2, 0xbb, 0x22, 0xfa, 0x17, 0xb1, 0x66, 0x71, 0x0f,
+	0xe5, 0x9a, 0x17, 0xe8, 0x41, 0x7a, 0x4c, 0x2e, 0x97, 0xa1, 0xb2, 0x9c, 0xf8, 0xaf, 0x69, 0x8a,
+	0xb9, 0x52, 0x0e, 0xa4, 0xde, 0xff, 0xb7, 0x72, 0x6e, 0x67, 0x2e, 0x49, 0xe8, 0xe3, 0x19, 0x1b,
+	0x3c, 0x8f, 0xfa, 0xa4, 0x7c, 0xcd, 0xdc, 0x75, 0x05, 0x7d, 0x2a, 0x58, 0x6d, 0xc0, 0x8d, 0x59,
+	0x7a, 0x26, 0x2e, 0xfd, 0x4c, 0x40, 0xef, 0xc1, 0xcd, 0x32, 0x68, 0x7e, 0xcf, 0x6f, 0x09, 0x70,
+	0x1f, 0xd6, 0xca, 0xc0, 0x67, 0xf6, 0xfe, 0x43, 0x21, 0xec, 0xbd, 0xbc, 0xee, 0x67, 0xee, 0x15,
+	0xc8, 0x59, 0x6a, 0x7e, 0x9f, 0x6c, 0xeb, 0x3b, 0x33, 0xc0, 0xc9, 0xc5, 0x02, 0xe1, 0xa5, 0xda,
+	0xf7, 0x25, 0x86, 0xca, 0xdf, 0x35, 0xd0, 0xd1, 0x52, 0xed, 0x87, 0x12, 0x43, 0xe5, 0xaa, 0x65,
+	0x34, 0x14, 0xac, 0x0a, 0xe1, 0x2c, 0x57, 0xd0, 0x68, 0x24, 0x18, 0x15, 0x8c, 0x59, 0x52, 0x13,
+	0x23, 0x57, 0xb0, 0x2b, 0x84, 0x61, 0x01, 0x8a, 0x3c, 0xc1, 0xf1, 0x2e, 0xac, 0x9c, 0x03, 0x63,
+	0x15, 0x2f, 0xf2, 0x05, 0xcb, 0x59, 0xab, 0x67, 0xd5, 0x2b, 0xfa, 0x9a, 0x43, 0x1f, 0xbe, 0x0f,
+	0xab, 0xb6, 0x37, 0xe9, 0x87, 0x56, 0xe4, 0x85, 0x23, 0x32, 0xb6, 0x0e, 0xc3, 0x7e, 0x14, 0xe0,
+	0x97, 0x5e, 0xd0, 0x1f, 0x93, 0x43, 0xfe, 0x6f, 0x7e, 0x87, 0xf1, 0xd1, 0xc3, 0xce, 0x01, 0x23,
+	0x0a, 0xae, 0x7f, 0x0f, 0x00, 0x00, 0xff, 0xff, 0x2a, 0xe4, 0xc0, 0x85, 0x16, 0x28, 0x00, 0x00,
+}
diff --git a/accounts/usbwallet/internal/trezor/messages.proto b/accounts/usbwallet/internal/trezor/messages.proto
new file mode 100644
index 000000000..178956457
--- /dev/null
+++ b/accounts/usbwallet/internal/trezor/messages.proto
@@ -0,0 +1,903 @@
+// This file originates from the SatoshiLabs Trezor `common` repository at:
+//   https://github.com/trezor/trezor-common/blob/master/protob/messages.proto
+// dated 28.07.2017, commit dd8ec3231fb5f7992360aff9bdfe30bb58130f4b.
+
+/**
+ * Messages for TREZOR communication
+ */
+
+// Sugar for easier handling in Java
+option java_package = "com.satoshilabs.trezor.lib.protobuf";
+option java_outer_classname = "TrezorMessage";
+
+import "types.proto";
+
+/**
+ * Mapping between Trezor wire identifier (uint) and a protobuf message
+ */
+enum MessageType {
+	MessageType_Initialize = 0 [(wire_in) = 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_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_GetEntropy = 9 [(wire_in) = true];
+	MessageType_Entropy = 10 [(wire_out) = true];
+	MessageType_GetPublicKey = 11 [(wire_in) = true];
+	MessageType_PublicKey = 12 [(wire_out) = true];
+	MessageType_LoadDevice = 13 [(wire_in) = true];
+	MessageType_ResetDevice = 14 [(wire_in) = true];
+	MessageType_SignTx = 15 [(wire_in) = true];
+	MessageType_SimpleSignTx = 16 [(wire_in) = true, deprecated = true];
+	MessageType_Features = 17 [(wire_out) = true];
+	MessageType_PinMatrixRequest = 18 [(wire_out) = true];
+	MessageType_PinMatrixAck = 19 [(wire_in) = true, (wire_tiny) = true];
+	MessageType_Cancel = 20 [(wire_in) = true];
+	MessageType_TxRequest = 21 [(wire_out) = true];
+	MessageType_TxAck = 22 [(wire_in) = true];
+	MessageType_CipherKeyValue = 23 [(wire_in) = 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];
+	MessageType_ApplyFlags = 28 [(wire_in) = true];
+	MessageType_GetAddress = 29 [(wire_in) = true];
+	MessageType_Address = 30 [(wire_out) = true];
+	MessageType_SelfTest = 32 [(wire_in) = true, (wire_bootloader) = true];
+	MessageType_BackupDevice = 34 [(wire_in) = true];
+	MessageType_EntropyRequest = 35 [(wire_out) = true];
+	MessageType_EntropyAck = 36 [(wire_in) = true];
+	MessageType_SignMessage = 38 [(wire_in) = true];
+	MessageType_VerifyMessage = 39 [(wire_in) = true];
+	MessageType_MessageSignature = 40 [(wire_out) = true];
+	MessageType_PassphraseRequest = 41 [(wire_out) = true];
+	MessageType_PassphraseAck = 42 [(wire_in) = true, (wire_tiny) = true];
+	MessageType_EstimateTxSize = 43 [(wire_in) = true, deprecated = true];
+	MessageType_TxSize = 44 [(wire_out) = true, deprecated = true];
+	MessageType_RecoveryDevice = 45 [(wire_in) = true];
+	MessageType_WordRequest = 46 [(wire_out) = true];
+	MessageType_WordAck = 47 [(wire_in) = true];
+	MessageType_CipheredKeyValue = 48 [(wire_out) = true];
+	MessageType_EncryptMessage = 49 [(wire_in) = true, deprecated = true];
+	MessageType_EncryptedMessage = 50 [(wire_out) = true, deprecated = true];
+	MessageType_DecryptMessage = 51 [(wire_in) = true, deprecated = true];
+	MessageType_DecryptedMessage = 52 [(wire_out) = true, deprecated = true];
+	MessageType_SignIdentity = 53 [(wire_in) = true];
+	MessageType_SignedIdentity = 54 [(wire_out) = true];
+	MessageType_GetFeatures = 55 [(wire_in) = true];
+	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_GetECDHSessionKey = 61 [(wire_in) = true];
+	MessageType_ECDHSessionKey = 62 [(wire_out) = true];
+	MessageType_SetU2FCounter = 63 [(wire_in) = true];
+	MessageType_EthereumSignMessage = 64 [(wire_in) = true];
+	MessageType_EthereumVerifyMessage = 65 [(wire_in) = true];
+	MessageType_EthereumMessageSignature = 66 [(wire_out) = true];
+	MessageType_DebugLinkDecision = 100 [(wire_debug_in) = true, (wire_tiny) = true];
+	MessageType_DebugLinkGetState = 101 [(wire_debug_in) = 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];
+}
+
+////////////////////
+// Basic messages //
+////////////////////
+
+/**
+ * Request: Reset device to default state and ask for device details
+ * @next Features
+ */
+message Initialize {
+}
+
+/**
+ * Request: Ask for device details (no device reset)
+ * @next Features
+ */
+message GetFeatures {
+}
+
+/**
+ * Response: Reports various information about the device
+ * @prev Initialize
+ * @prev GetFeatures
+ */
+message Features {
+	optional string vendor = 1;			// name of the manufacturer, e.g. "bitcointrezor.com"
+	optional uint32 major_version = 2;		// major version of the device, e.g. 1
+	optional uint32 minor_version = 3;		// minor version of the device, e.g. 0
+	optional uint32 patch_version = 4;		// patch version of the device, e.g. 0
+	optional bool bootloader_mode = 5;		// is device in bootloader mode?
+	optional string device_id = 6;			// device's unique identifier
+	optional bool pin_protection = 7;		// is device protected by PIN?
+	optional bool passphrase_protection = 8;	// is node/mnemonic encrypted using passphrase?
+	optional string language = 9;			// device language
+	optional string label = 10;			// device description label
+	repeated CoinType coins = 11;			// supported coins
+	optional bool initialized = 12;			// does device contain seed?
+	optional bytes revision = 13;			// SCM revision of firmware
+	optional bytes bootloader_hash = 14;		// hash of the bootloader
+	optional bool imported = 15;			// was storage imported from an external source?
+	optional bool pin_cached = 16;			// is PIN already cached in session?
+	optional bool passphrase_cached = 17;		// is passphrase already cached in session?
+	optional bool firmware_present = 18;		// is valid firmware loaded?
+	optional bool needs_backup = 19;		// does storage need backup? (equals to Storage.needs_backup)
+	optional uint32 flags = 20;			// device flags (equals to Storage.flags)
+}
+
+/**
+ * Request: clear session (removes cached PIN, passphrase, etc).
+ * @next Success
+ */
+message ClearSession {
+}
+
+/**
+ * Request: change language and/or label of the device
+ * @next Success
+ * @next Failure
+ * @next ButtonRequest
+ * @next PinMatrixRequest
+ */
+message ApplySettings {
+	optional string language = 1;
+	optional string label = 2;
+	optional bool use_passphrase = 3;
+	optional bytes homescreen = 4;
+}
+
+/**
+ * Request: set flags of the device
+ * @next Success
+ * @next Failure
+ */
+message ApplyFlags {
+	optional uint32 flags = 1;	// bitmask, can only set bits, not unset
+}
+
+/**
+ * Request: Starts workflow for setting/changing/removing the PIN
+ * @next ButtonRequest
+ * @next PinMatrixRequest
+ */
+message ChangePin {
+	optional bool remove = 1;	// is PIN removal requested?
+}
+
+/**
+ * Request: Test if the device is alive, device sends back the message in Success response
+ * @next Success
+ */
+message Ping {
+	optional string message = 1;			// message to send back in Success message
+	optional bool button_protection = 2;		// ask for button press
+	optional bool pin_protection = 3;		// ask for PIN if set in device
+	optional bool passphrase_protection = 4;	// ask for passphrase if set in device
+}
+
+/**
+ * Response: Success of the previous request
+ */
+message Success {
+	optional string message = 1;	// human readable description of action or request-specific payload
+}
+
+/**
+ * Response: Failure of the previous request
+ */
+message Failure {
+	optional FailureType code = 1;	// computer-readable definition of the error state
+	optional string message = 2;	// human-readable message of the error state
+}
+
+/**
+ * Response: Device is waiting for HW button press.
+ * @next ButtonAck
+ * @next Cancel
+ */
+message ButtonRequest {
+	optional ButtonRequestType code = 1;
+	optional string data = 2;
+}
+
+/**
+ * Request: Computer agrees to wait for HW button press
+ * @prev ButtonRequest
+ */
+message ButtonAck {
+}
+
+/**
+ * Response: Device is asking computer to show PIN matrix and awaits PIN encoded using this matrix scheme
+ * @next PinMatrixAck
+ * @next Cancel
+ */
+message PinMatrixRequest {
+	optional PinMatrixRequestType type = 1;
+}
+
+/**
+ * Request: Computer responds with encoded PIN
+ * @prev PinMatrixRequest
+ */
+message PinMatrixAck {
+	required string pin = 1;		// matrix encoded PIN entered by user
+}
+
+/**
+ * Request: Abort last operation that required user interaction
+ * @prev ButtonRequest
+ * @prev PinMatrixRequest
+ * @prev PassphraseRequest
+ */
+message Cancel {
+}
+
+/**
+ * Response: Device awaits encryption passphrase
+ * @next PassphraseAck
+ * @next Cancel
+ */
+message PassphraseRequest {
+}
+
+/**
+ * Request: Send passphrase back
+ * @prev PassphraseRequest
+ */
+message PassphraseAck {
+	required string passphrase = 1;
+}
+
+/**
+ * Request: Request a sample of random data generated by hardware RNG. May be used for testing.
+ * @next ButtonRequest
+ * @next Entropy
+ * @next Failure
+ */
+message GetEntropy {
+	required uint32 size = 1;		// size of requested entropy
+}
+
+/**
+ * Response: Reply with random data generated by internal RNG
+ * @prev GetEntropy
+ */
+message Entropy {
+	required bytes entropy = 1;		// stream of random generated bytes
+}
+
+/**
+ * Request: Ask device for public key corresponding to address_n path
+ * @next PassphraseRequest
+ * @next PublicKey
+ * @next Failure
+ */
+message GetPublicKey {
+	repeated uint32 address_n = 1;		// BIP-32 path to derive the key from master node
+	optional string ecdsa_curve_name = 2;	// ECDSA curve name to use
+	optional bool show_display = 3;		// optionally show on display before sending the result
+	optional string coin_name = 4 [default='Bitcoin'];
+}
+
+/**
+ * Response: Contains public key derived from device private seed
+ * @prev GetPublicKey
+ */
+message PublicKey {
+	required HDNodeType node = 1;		// BIP32 public node
+	optional string xpub = 2;		// serialized form of public node
+}
+
+/**
+ * Request: Ask device for address corresponding to address_n path
+ * @next PassphraseRequest
+ * @next Address
+ * @next Failure
+ */
+message GetAddress {
+	repeated uint32 address_n = 1;						// BIP-32 path to derive the key from master node
+	optional string coin_name = 2 [default='Bitcoin'];
+	optional bool show_display = 3			;			// optionally show on display before sending the result
+	optional MultisigRedeemScriptType multisig = 4;				// filled if we are showing a multisig address
+	optional InputScriptType script_type = 5 [default=SPENDADDRESS];	// used to distinguish between various address formats (non-segwit, segwit, etc.)
+}
+
+/**
+ * Request: Ask device for Ethereum address corresponding to address_n path
+ * @next PassphraseRequest
+ * @next EthereumAddress
+ * @next Failure
+ */
+message EthereumGetAddress {
+	repeated uint32 address_n = 1;			// BIP-32 path to derive the key from master node
+	optional bool show_display = 2;			// optionally show on display before sending the result
+}
+
+/**
+ * Response: Contains address derived from device private seed
+ * @prev GetAddress
+ */
+message Address {
+	required string address = 1;		// Coin address in Base58 encoding
+}
+
+/**
+ * Response: Contains an Ethereum address derived from device private seed
+ * @prev EthereumGetAddress
+ */
+message EthereumAddress {
+	required bytes address = 1;		// Coin address as an Ethereum 160 bit hash
+}
+
+/**
+ * Request: Request device to wipe all sensitive data and settings
+ * @next ButtonRequest
+ */
+message WipeDevice {
+}
+
+/**
+ * Request: Load seed and related internal settings from the computer
+ * @next ButtonRequest
+ * @next Success
+ * @next Failure
+ */
+message LoadDevice {
+	optional string mnemonic = 1;				// seed encoded as BIP-39 mnemonic (12, 18 or 24 words)
+	optional HDNodeType node = 2;				// BIP-32 node
+	optional string pin = 3;				// set PIN protection
+	optional bool passphrase_protection = 4;		// enable master node encryption using passphrase
+	optional string language = 5 [default='english'];	// device language
+	optional string label = 6;				// device label
+	optional bool skip_checksum = 7;			// do not test mnemonic for valid BIP-39 checksum
+	optional uint32 u2f_counter = 8;			// U2F counter
+}
+
+/**
+ * Request: Ask device to do initialization involving user interaction
+ * @next EntropyRequest
+ * @next Failure
+ */
+message ResetDevice {
+	optional bool display_random = 1;			// display entropy generated by the device before asking for additional entropy
+	optional uint32 strength = 2 [default=256];		// strength of seed in bits
+	optional bool passphrase_protection = 3;		// enable master node encryption using passphrase
+	optional bool pin_protection = 4;			// enable PIN protection
+	optional string language = 5 [default='english'];	// device language
+	optional string label = 6;				// device label
+	optional uint32 u2f_counter = 7;			// U2F counter
+	optional bool skip_backup = 8;				// postpone seed backup to BackupDevice workflow
+}
+
+/**
+ * Request: Perform backup of the device seed if not backed up using ResetDevice
+ * @next ButtonRequest
+ */
+message BackupDevice {
+}
+
+/**
+ * Response: Ask for additional entropy from host computer
+ * @prev ResetDevice
+ * @next EntropyAck
+ */
+message EntropyRequest {
+}
+
+/**
+ * Request: Provide additional entropy for seed generation function
+ * @prev EntropyRequest
+ * @next ButtonRequest
+ */
+message EntropyAck {
+	optional bytes entropy = 1;				// 256 bits (32 bytes) of random data
+}
+
+/**
+ * Request: Start recovery workflow asking user for specific words of mnemonic
+ * Used to recovery device safely even on untrusted computer.
+ * @next WordRequest
+ */
+message RecoveryDevice {
+	optional uint32 word_count = 1;				// number of words in BIP-39 mnemonic
+	optional bool passphrase_protection = 2;		// enable master node encryption using passphrase
+	optional bool pin_protection = 3;			// enable PIN protection
+	optional string language = 4 [default='english'];	// device language
+	optional string label = 5;				// device label
+	optional bool enforce_wordlist = 6;			// enforce BIP-39 wordlist during the process
+	// 7 reserved for unused recovery method
+	optional uint32 type = 8;				// supported recovery type (see RecoveryType)
+	optional uint32 u2f_counter = 9;			// U2F counter
+	optional bool dry_run = 10;				// perform dry-run recovery workflow (for safe mnemonic validation)
+}
+
+/**
+ * Response: Device is waiting for user to enter word of the mnemonic
+ * Its position is shown only on device's internal display.
+ * @prev RecoveryDevice
+ * @prev WordAck
+ */
+message WordRequest {
+	optional WordRequestType type = 1;
+}
+
+/**
+ * Request: Computer replies with word from the mnemonic
+ * @prev WordRequest
+ * @next WordRequest
+ * @next Success
+ * @next Failure
+ */
+message WordAck {
+	required string word = 1;				// one word of mnemonic on asked position
+}
+
+//////////////////////////////
+// Message signing messages //
+//////////////////////////////
+
+/**
+ * Request: Ask device to sign message
+ * @next MessageSignature
+ * @next Failure
+ */
+message SignMessage {
+	repeated uint32 address_n = 1;						// BIP-32 path to derive the key from master node
+	required bytes message = 2;						// message to be signed
+	optional string coin_name = 3 [default='Bitcoin'];			// coin to use for signing
+	optional InputScriptType script_type = 4 [default=SPENDADDRESS];	// used to distinguish between various address formats (non-segwit, segwit, etc.)
+}
+
+/**
+ * Request: Ask device to verify message
+ * @next Success
+ * @next Failure
+ */
+message VerifyMessage {
+	optional string address = 1;				// address to verify
+	optional bytes signature = 2;				// signature to verify
+	optional bytes message = 3;				// message to verify
+	optional string coin_name = 4 [default='Bitcoin'];	// coin to use for verifying
+}
+
+/**
+ * Response: Signed message
+ * @prev SignMessage
+ */
+message MessageSignature {
+	optional string address = 1;				// address used to sign the message
+	optional bytes signature = 2;				// signature of the message
+}
+
+///////////////////////////
+// Encryption/decryption //
+///////////////////////////
+
+/**
+ * Request: Ask device to encrypt message
+ * @next EncryptedMessage
+ * @next Failure
+ */
+message EncryptMessage {
+	optional bytes pubkey = 1;				// public key
+	optional bytes message = 2;				// message to encrypt
+	optional bool display_only = 3;				// show just on display? (don't send back via wire)
+	repeated uint32 address_n = 4;				// BIP-32 path to derive the signing key from master node
+	optional string coin_name = 5 [default='Bitcoin'];	// coin to use for signing
+}
+
+/**
+ * Response: Encrypted message
+ * @prev EncryptMessage
+ */
+message EncryptedMessage {
+	optional bytes nonce = 1;				// nonce used during encryption
+	optional bytes message = 2;				// encrypted message
+	optional bytes hmac = 3;				// message hmac
+}
+
+/**
+ * Request: Ask device to decrypt message
+ * @next Success
+ * @next Failure
+ */
+message DecryptMessage {
+	repeated uint32 address_n = 1;				// BIP-32 path to derive the decryption key from master node
+	optional bytes nonce = 2;				// nonce used during encryption
+	optional bytes message = 3;				// message to decrypt
+	optional bytes hmac = 4;				// message hmac
+}
+
+/**
+ * Response: Decrypted message
+ * @prev DecryptedMessage
+ */
+message DecryptedMessage {
+	optional bytes message = 1;				// decrypted message
+	optional string address = 2;				// address used to sign the message (if used)
+}
+
+/**
+ * Request: Ask device to encrypt or decrypt value of given key
+ * @next CipheredKeyValue
+ * @next Failure
+ */
+message CipherKeyValue {
+	repeated uint32 address_n = 1;		// BIP-32 path to derive the key from master node
+	optional string key = 2;		// key component of key:value
+	optional bytes value = 3;		// value component of key:value
+	optional bool encrypt = 4;		// are we encrypting (True) or decrypting (False)?
+	optional bool ask_on_encrypt = 5;	// should we ask on encrypt operation?
+	optional bool ask_on_decrypt = 6;	// should we ask on decrypt operation?
+	optional bytes iv = 7;			// initialization vector (will be computed if not set)
+}
+
+/**
+ * Response: Return ciphered/deciphered value
+ * @prev CipherKeyValue
+ */
+message CipheredKeyValue {
+	optional bytes value = 1;		// ciphered/deciphered value
+}
+
+//////////////////////////////////
+// Transaction signing messages //
+//////////////////////////////////
+
+/**
+ * Request: Estimated size of the transaction
+ * This behaves exactly like SignTx, which means that it can ask using TxRequest
+ * This call is non-blocking (except possible PassphraseRequest to unlock the seed)
+ * @next TxSize
+ * @next Failure
+ */
+message EstimateTxSize {
+	required uint32 outputs_count = 1;			// number of transaction outputs
+	required uint32 inputs_count = 2;			// number of transaction inputs
+	optional string coin_name = 3 [default='Bitcoin'];	// coin to use
+}
+
+/**
+ * Response: Estimated size of the transaction
+ * @prev EstimateTxSize
+ */
+message TxSize {
+	optional uint32 tx_size = 1;				// estimated size of transaction in bytes
+}
+
+/**
+ * Request: Ask device to sign transaction
+ * @next PassphraseRequest
+ * @next PinMatrixRequest
+ * @next TxRequest
+ * @next Failure
+ */
+message SignTx {
+	required uint32 outputs_count = 1;			// number of transaction outputs
+	required uint32 inputs_count = 2;			// number of transaction inputs
+	optional string coin_name = 3 [default='Bitcoin'];	// coin to use
+	optional uint32 version = 4 [default=1];		// transaction version
+	optional uint32 lock_time = 5 [default=0];		// transaction lock_time
+}
+
+/**
+ * Request: Simplified transaction signing
+ * This method doesn't support streaming, so there are hardware limits in number of inputs and outputs.
+ * In case of success, the result is returned using TxRequest message.
+ * @next PassphraseRequest
+ * @next PinMatrixRequest
+ * @next TxRequest
+ * @next Failure
+ */
+message SimpleSignTx {
+	repeated TxInputType inputs = 1;			// transaction inputs
+	repeated TxOutputType outputs = 2;			// transaction outputs
+	repeated TransactionType transactions = 3;		// transactions whose outputs are used to build current inputs
+	optional string coin_name = 4 [default='Bitcoin'];	// coin to use
+	optional uint32 version = 5 [default=1];		// transaction version
+	optional uint32 lock_time = 6 [default=0];		// transaction lock_time
+}
+
+/**
+ * Response: Device asks for information for signing transaction or returns the last result
+ * If request_index is set, device awaits TxAck message (with fields filled in according to request_type)
+ * If signature_index is set, 'signature' contains signed input of signature_index's input
+ * @prev SignTx
+ * @prev SimpleSignTx
+ * @prev TxAck
+ */
+message TxRequest {
+	optional RequestType request_type = 1;			// what should be filled in TxAck message?
+	optional TxRequestDetailsType details = 2;		// request for tx details
+	optional TxRequestSerializedType serialized = 3;	// serialized data and request for next
+}
+
+/**
+ * Request: Reported transaction data
+ * @prev TxRequest
+ * @next TxRequest
+ */
+message TxAck {
+	optional TransactionType tx = 1;
+}
+
+/**
+ * Request: Ask device to sign transaction
+ * All fields are optional from the protocol's point of view. Each field defaults to value `0` if missing.
+ * Note: the first at most 1024 bytes of data MUST be transmitted as part of this message.
+ * @next PassphraseRequest
+ * @next PinMatrixRequest
+ * @next EthereumTxRequest
+ * @next Failure
+ */
+message EthereumSignTx {
+	repeated uint32 address_n = 1;			// BIP-32 path to derive the key from master node
+	optional bytes nonce = 2;			// <=256 bit unsigned big endian
+	optional bytes gas_price = 3;			// <=256 bit unsigned big endian (in wei)
+	optional bytes gas_limit = 4;			// <=256 bit unsigned big endian
+	optional bytes to = 5;				// 160 bit address hash
+	optional bytes value = 6;			// <=256 bit unsigned big endian (in wei)
+	optional bytes data_initial_chunk = 7;		// The initial data chunk (<= 1024 bytes)
+	optional uint32 data_length = 8;		// Length of transaction payload
+	optional uint32 chain_id = 9;			// Chain Id for EIP 155
+}
+
+/**
+ * Response: Device asks for more data from transaction payload, or returns the signature.
+ * If data_length is set, device awaits that many more bytes of payload.
+ * Otherwise, the signature_* fields contain the computed transaction signature. All three fields will be present.
+ * @prev EthereumSignTx
+ * @next EthereumTxAck
+ */
+message EthereumTxRequest {
+	optional uint32 data_length = 1;		// Number of bytes being requested (<= 1024)
+	optional uint32 signature_v = 2;		// Computed signature (recovery parameter, limited to 27 or 28)
+	optional bytes signature_r = 3;			// Computed signature R component (256 bit)
+	optional bytes signature_s = 4;			// Computed signature S component (256 bit)
+}
+
+/**
+ * Request: Transaction payload data.
+ * @prev EthereumTxRequest
+ * @next EthereumTxRequest
+ */
+message EthereumTxAck {
+	optional bytes data_chunk = 1;			// Bytes from transaction payload (<= 1024 bytes)
+}
+
+////////////////////////////////////////
+// Ethereum: Message signing messages //
+////////////////////////////////////////
+
+/**
+ * Request: Ask device to sign message
+ * @next EthereumMessageSignature
+ * @next Failure
+ */
+message EthereumSignMessage {
+	repeated uint32 address_n = 1;				// BIP-32 path to derive the key from master node
+	required bytes message = 2;				// message to be signed
+}
+
+/**
+ * Request: Ask device to verify message
+ * @next Success
+ * @next Failure
+ */
+message EthereumVerifyMessage {
+	optional bytes address = 1;				// address to verify
+	optional bytes signature = 2;				// signature to verify
+	optional bytes message = 3;				// message to verify
+}
+
+/**
+ * Response: Signed message
+ * @prev EthereumSignMessage
+ */
+message EthereumMessageSignature {
+	optional bytes address = 1;				// address used to sign the message
+	optional bytes signature = 2;				// signature of the message
+}
+
+///////////////////////
+// Identity messages //
+///////////////////////
+
+/**
+ * Request: Ask device to sign identity
+ * @next SignedIdentity
+ * @next Failure
+ */
+message SignIdentity {
+	optional IdentityType identity = 1;		// identity
+	optional bytes challenge_hidden = 2;		// non-visible challenge
+	optional string challenge_visual = 3;		// challenge shown on display (e.g. date+time)
+	optional string ecdsa_curve_name = 4;		// ECDSA curve name to use
+}
+
+/**
+ * Response: Device provides signed identity
+ * @prev SignIdentity
+ */
+message SignedIdentity {
+	optional string address = 1;			// identity address
+	optional bytes public_key = 2;			// identity public key
+	optional bytes signature = 3;			// signature of the identity data
+}
+
+///////////////////
+// ECDH messages //
+///////////////////
+
+/**
+ * Request: Ask device to generate ECDH session key
+ * @next ECDHSessionKey
+ * @next Failure
+ */
+message GetECDHSessionKey {
+	optional IdentityType identity = 1;		// identity
+	optional bytes peer_public_key = 2;		// peer's public key
+	optional string ecdsa_curve_name = 3;		// ECDSA curve name to use
+}
+
+/**
+ * Response: Device provides ECDH session key
+ * @prev GetECDHSessionKey
+ */
+message ECDHSessionKey {
+	optional bytes session_key = 1;			// ECDH session key
+}
+
+///////////////////
+// U2F messages //
+///////////////////
+
+/**
+ * Request: Set U2F counter
+ * @next Success
+ */
+message SetU2FCounter {
+	optional uint32 u2f_counter = 1;		// counter
+}
+
+/////////////////////////
+// Bootloader messages //
+/////////////////////////
+
+/**
+ * Request: Ask device to erase its firmware (so it can be replaced via FirmwareUpload)
+ * @next Success
+ * @next FirmwareRequest
+ * @next Failure
+ */
+message FirmwareErase {
+	optional uint32 length = 1;			// length of new firmware
+}
+
+/**
+ * Response: Ask for firmware chunk
+ * @next FirmwareUpload
+ */
+message FirmwareRequest {
+	optional uint32 offset = 1;			// offset of requested firmware chunk
+	optional uint32 length = 2;			// length of requested firmware chunk
+}
+
+/**
+ * Request: Send firmware in binary form to the device
+ * @next Success
+ * @next Failure
+ */
+message FirmwareUpload {
+	required bytes payload = 1;			// firmware to be loaded into device
+	optional bytes hash = 2;			// hash of the payload
+}
+
+
+/**
+ * Request: Perform a device self-test
+ * @next Success
+ * @next Failure
+ */
+message SelfTest {
+	optional bytes payload = 1;			// payload to be used in self-test
+}
+
+/////////////////////////////////////////////////////////////
+// Debug messages (only available if DebugLink is enabled) //
+/////////////////////////////////////////////////////////////
+
+/**
+ * Request: "Press" the button on the device
+ * @next Success
+ */
+message DebugLinkDecision {
+	required bool yes_no = 1;			// true for "Confirm", false for "Cancel"
+}
+
+/**
+ * Request: Computer asks for device state
+ * @next DebugLinkState
+ */
+message DebugLinkGetState {
+}
+
+/**
+ * Response: Device current state
+ * @prev DebugLinkGetState
+ */
+message DebugLinkState {
+	optional bytes layout = 1;			// raw buffer of display
+	optional string pin = 2;			// current PIN, blank if PIN is not set/enabled
+	optional string matrix = 3;			// current PIN matrix
+	optional string mnemonic = 4;			// current BIP-39 mnemonic
+	optional HDNodeType node = 5;			// current BIP-32 node
+	optional bool passphrase_protection = 6;	// is node/mnemonic encrypted using passphrase?
+	optional string reset_word = 7;			// word on device display during ResetDevice workflow
+	optional bytes reset_entropy = 8;		// current entropy during ResetDevice workflow
+	optional string recovery_fake_word = 9;		// (fake) word on display during RecoveryDevice workflow
+	optional uint32 recovery_word_pos = 10;		// index of mnemonic word the device is expecting during RecoveryDevice workflow
+}
+
+/**
+ * Request: Ask device to restart
+ */
+message DebugLinkStop {
+}
+
+/**
+ * Response: Device wants host to log event
+ */
+message DebugLinkLog {
+	optional uint32 level = 1;
+	optional string bucket = 2;
+	optional string text = 3;
+}
+
+/**
+ * Request: Read memory from device
+ * @next DebugLinkMemory
+ */
+message DebugLinkMemoryRead {
+	optional uint32 address = 1;
+	optional uint32 length = 2;
+}
+
+/**
+ * Response: Device sends memory back
+ * @prev DebugLinkMemoryRead
+ */
+message DebugLinkMemory {
+	optional bytes memory = 1;
+}
+
+/**
+ * Request: Write memory to device.
+ * WARNING: Writing to the wrong location can irreparably break the device.
+ */
+message DebugLinkMemoryWrite {
+	optional uint32 address = 1;
+	optional bytes memory = 2;
+	optional bool flash = 3;
+}
+
+/**
+ * Request: Erase block of flash on device
+ * WARNING: Writing to the wrong location can irreparably break the device.
+ */
+message DebugLinkFlashErase {
+	optional uint32 sector = 1;
+}
diff --git a/accounts/usbwallet/internal/trezor/trezor.go b/accounts/usbwallet/internal/trezor/trezor.go
new file mode 100644
index 000000000..487aeb5f8
--- /dev/null
+++ b/accounts/usbwallet/internal/trezor/trezor.go
@@ -0,0 +1,46 @@
+// Copyright 2017 The go-ethereum Authors
+// This file is part of the go-ethereum library.
+//
+// The go-ethereum library is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// The go-ethereum library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
+
+// This file contains the implementation for interacting with the Trezor hardware
+// wallets. The wire protocol spec can be found on the SatoshiLabs website:
+// https://doc.satoshilabs.com/trezor-tech/api-protobuf.html
+
+//go:generate protoc --go_out=Mgoogle/protobuf/descriptor.proto=github.com/golang/protobuf/protoc-gen-go/descriptor,import_path=trezor:. types.proto messages.proto
+
+// Package trezor contains the wire protocol wrapper in Go.
+package trezor
+
+import (
+	"reflect"
+
+	"github.com/golang/protobuf/proto"
+)
+
+// Type returns the protocol buffer type number of a specific message. If the
+// message is nil, this method panics!
+func Type(msg proto.Message) uint16 {
+	return uint16(MessageType_value["MessageType_"+reflect.TypeOf(msg).Elem().Name()])
+}
+
+// Name returns the friendly message type name of a specific protocol buffer
+// type numbers.
+func Name(kind uint16) string {
+	name := MessageType_name[int32(kind)]
+	if len(name) < 12 {
+		return name
+	}
+	return name[12:]
+}
diff --git a/accounts/usbwallet/internal/trezor/types.pb.go b/accounts/usbwallet/internal/trezor/types.pb.go
new file mode 100644
index 000000000..25b7672d2
--- /dev/null
+++ b/accounts/usbwallet/internal/trezor/types.pb.go
@@ -0,0 +1,1333 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// source: types.proto
+
+/*
+Package trezor is a generated protocol buffer package.
+
+It is generated from these files:
+	types.proto
+	messages.proto
+
+It has these top-level messages:
+	HDNodeType
+	HDNodePathType
+	CoinType
+	MultisigRedeemScriptType
+	TxInputType
+	TxOutputType
+	TxOutputBinType
+	TransactionType
+	TxRequestDetailsType
+	TxRequestSerializedType
+	IdentityType
+	Initialize
+	GetFeatures
+	Features
+	ClearSession
+	ApplySettings
+	ApplyFlags
+	ChangePin
+	Ping
+	Success
+	Failure
+	ButtonRequest
+	ButtonAck
+	PinMatrixRequest
+	PinMatrixAck
+	Cancel
+	PassphraseRequest
+	PassphraseAck
+	GetEntropy
+	Entropy
+	GetPublicKey
+	PublicKey
+	GetAddress
+	EthereumGetAddress
+	Address
+	EthereumAddress
+	WipeDevice
+	LoadDevice
+	ResetDevice
+	BackupDevice
+	EntropyRequest
+	EntropyAck
+	RecoveryDevice
+	WordRequest
+	WordAck
+	SignMessage
+	VerifyMessage
+	MessageSignature
+	EncryptMessage
+	EncryptedMessage
+	DecryptMessage
+	DecryptedMessage
+	CipherKeyValue
+	CipheredKeyValue
+	EstimateTxSize
+	TxSize
+	SignTx
+	SimpleSignTx
+	TxRequest
+	TxAck
+	EthereumSignTx
+	EthereumTxRequest
+	EthereumTxAck
+	EthereumSignMessage
+	EthereumVerifyMessage
+	EthereumMessageSignature
+	SignIdentity
+	SignedIdentity
+	GetECDHSessionKey
+	ECDHSessionKey
+	SetU2FCounter
+	FirmwareErase
+	FirmwareRequest
+	FirmwareUpload
+	SelfTest
+	DebugLinkDecision
+	DebugLinkGetState
+	DebugLinkState
+	DebugLinkStop
+	DebugLinkLog
+	DebugLinkMemoryRead
+	DebugLinkMemory
+	DebugLinkMemoryWrite
+	DebugLinkFlashErase
+*/
+package trezor
+
+import proto "github.com/golang/protobuf/proto"
+import fmt "fmt"
+import math "math"
+import google_protobuf "github.com/golang/protobuf/protoc-gen-go/descriptor"
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ = proto.Marshal
+var _ = fmt.Errorf
+var _ = math.Inf
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the proto package it is being compiled against.
+// A compilation error at this line likely means your copy of the
+// proto package needs to be updated.
+const _ = proto.ProtoPackageIsVersion2 // please upgrade the proto package
+
+// *
+// Type of failures returned by Failure message
+// @used_in Failure
+type FailureType int32
+
+const (
+	FailureType_Failure_UnexpectedMessage FailureType = 1
+	FailureType_Failure_ButtonExpected    FailureType = 2
+	FailureType_Failure_DataError         FailureType = 3
+	FailureType_Failure_ActionCancelled   FailureType = 4
+	FailureType_Failure_PinExpected       FailureType = 5
+	FailureType_Failure_PinCancelled      FailureType = 6
+	FailureType_Failure_PinInvalid        FailureType = 7
+	FailureType_Failure_InvalidSignature  FailureType = 8
+	FailureType_Failure_ProcessError      FailureType = 9
+	FailureType_Failure_NotEnoughFunds    FailureType = 10
+	FailureType_Failure_NotInitialized    FailureType = 11
+	FailureType_Failure_FirmwareError     FailureType = 99
+)
+
+var FailureType_name = map[int32]string{
+	1:  "Failure_UnexpectedMessage",
+	2:  "Failure_ButtonExpected",
+	3:  "Failure_DataError",
+	4:  "Failure_ActionCancelled",
+	5:  "Failure_PinExpected",
+	6:  "Failure_PinCancelled",
+	7:  "Failure_PinInvalid",
+	8:  "Failure_InvalidSignature",
+	9:  "Failure_ProcessError",
+	10: "Failure_NotEnoughFunds",
+	11: "Failure_NotInitialized",
+	99: "Failure_FirmwareError",
+}
+var FailureType_value = map[string]int32{
+	"Failure_UnexpectedMessage": 1,
+	"Failure_ButtonExpected":    2,
+	"Failure_DataError":         3,
+	"Failure_ActionCancelled":   4,
+	"Failure_PinExpected":       5,
+	"Failure_PinCancelled":      6,
+	"Failure_PinInvalid":        7,
+	"Failure_InvalidSignature":  8,
+	"Failure_ProcessError":      9,
+	"Failure_NotEnoughFunds":    10,
+	"Failure_NotInitialized":    11,
+	"Failure_FirmwareError":     99,
+}
+
+func (x FailureType) Enum() *FailureType {
+	p := new(FailureType)
+	*p = x
+	return p
+}
+func (x FailureType) String() string {
+	return proto.EnumName(FailureType_name, int32(x))
+}
+func (x *FailureType) UnmarshalJSON(data []byte) error {
+	value, err := proto.UnmarshalJSONEnum(FailureType_value, data, "FailureType")
+	if err != nil {
+		return err
+	}
+	*x = FailureType(value)
+	return nil
+}
+func (FailureType) EnumDescriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
+
+// *
+// Type of script which will be used for transaction output
+// @used_in TxOutputType
+type OutputScriptType int32
+
+const (
+	OutputScriptType_PAYTOADDRESS     OutputScriptType = 0
+	OutputScriptType_PAYTOSCRIPTHASH  OutputScriptType = 1
+	OutputScriptType_PAYTOMULTISIG    OutputScriptType = 2
+	OutputScriptType_PAYTOOPRETURN    OutputScriptType = 3
+	OutputScriptType_PAYTOWITNESS     OutputScriptType = 4
+	OutputScriptType_PAYTOP2SHWITNESS OutputScriptType = 5
+)
+
+var OutputScriptType_name = map[int32]string{
+	0: "PAYTOADDRESS",
+	1: "PAYTOSCRIPTHASH",
+	2: "PAYTOMULTISIG",
+	3: "PAYTOOPRETURN",
+	4: "PAYTOWITNESS",
+	5: "PAYTOP2SHWITNESS",
+}
+var OutputScriptType_value = map[string]int32{
+	"PAYTOADDRESS":     0,
+	"PAYTOSCRIPTHASH":  1,
+	"PAYTOMULTISIG":    2,
+	"PAYTOOPRETURN":    3,
+	"PAYTOWITNESS":     4,
+	"PAYTOP2SHWITNESS": 5,
+}
+
+func (x OutputScriptType) Enum() *OutputScriptType {
+	p := new(OutputScriptType)
+	*p = x
+	return p
+}
+func (x OutputScriptType) String() string {
+	return proto.EnumName(OutputScriptType_name, int32(x))
+}
+func (x *OutputScriptType) UnmarshalJSON(data []byte) error {
+	value, err := proto.UnmarshalJSONEnum(OutputScriptType_value, data, "OutputScriptType")
+	if err != nil {
+		return err
+	}
+	*x = OutputScriptType(value)
+	return nil
+}
+func (OutputScriptType) EnumDescriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
+
+// *
+// Type of script which will be used for transaction output
+// @used_in TxInputType
+type InputScriptType int32
+
+const (
+	InputScriptType_SPENDADDRESS     InputScriptType = 0
+	InputScriptType_SPENDMULTISIG    InputScriptType = 1
+	InputScriptType_EXTERNAL         InputScriptType = 2
+	InputScriptType_SPENDWITNESS     InputScriptType = 3
+	InputScriptType_SPENDP2SHWITNESS InputScriptType = 4
+)
+
+var InputScriptType_name = map[int32]string{
+	0: "SPENDADDRESS",
+	1: "SPENDMULTISIG",
+	2: "EXTERNAL",
+	3: "SPENDWITNESS",
+	4: "SPENDP2SHWITNESS",
+}
+var InputScriptType_value = map[string]int32{
+	"SPENDADDRESS":     0,
+	"SPENDMULTISIG":    1,
+	"EXTERNAL":         2,
+	"SPENDWITNESS":     3,
+	"SPENDP2SHWITNESS": 4,
+}
+
+func (x InputScriptType) Enum() *InputScriptType {
+	p := new(InputScriptType)
+	*p = x
+	return p
+}
+func (x InputScriptType) String() string {
+	return proto.EnumName(InputScriptType_name, int32(x))
+}
+func (x *InputScriptType) UnmarshalJSON(data []byte) error {
+	value, err := proto.UnmarshalJSONEnum(InputScriptType_value, data, "InputScriptType")
+	if err != nil {
+		return err
+	}
+	*x = InputScriptType(value)
+	return nil
+}
+func (InputScriptType) EnumDescriptor() ([]byte, []int) { return fileDescriptor0, []int{2} }
+
+// *
+// Type of information required by transaction signing process
+// @used_in TxRequest
+type RequestType int32
+
+const (
+	RequestType_TXINPUT     RequestType = 0
+	RequestType_TXOUTPUT    RequestType = 1
+	RequestType_TXMETA      RequestType = 2
+	RequestType_TXFINISHED  RequestType = 3
+	RequestType_TXEXTRADATA RequestType = 4
+)
+
+var RequestType_name = map[int32]string{
+	0: "TXINPUT",
+	1: "TXOUTPUT",
+	2: "TXMETA",
+	3: "TXFINISHED",
+	4: "TXEXTRADATA",
+}
+var RequestType_value = map[string]int32{
+	"TXINPUT":     0,
+	"TXOUTPUT":    1,
+	"TXMETA":      2,
+	"TXFINISHED":  3,
+	"TXEXTRADATA": 4,
+}
+
+func (x RequestType) Enum() *RequestType {
+	p := new(RequestType)
+	*p = x
+	return p
+}
+func (x RequestType) String() string {
+	return proto.EnumName(RequestType_name, int32(x))
+}
+func (x *RequestType) UnmarshalJSON(data []byte) error {
+	value, err := proto.UnmarshalJSONEnum(RequestType_value, data, "RequestType")
+	if err != nil {
+		return err
+	}
+	*x = RequestType(value)
+	return nil
+}
+func (RequestType) EnumDescriptor() ([]byte, []int) { return fileDescriptor0, []int{3} }
+
+// *
+// Type of button request
+// @used_in ButtonRequest
+type ButtonRequestType int32
+
+const (
+	ButtonRequestType_ButtonRequest_Other            ButtonRequestType = 1
+	ButtonRequestType_ButtonRequest_FeeOverThreshold ButtonRequestType = 2
+	ButtonRequestType_ButtonRequest_ConfirmOutput    ButtonRequestType = 3
+	ButtonRequestType_ButtonRequest_ResetDevice      ButtonRequestType = 4
+	ButtonRequestType_ButtonRequest_ConfirmWord      ButtonRequestType = 5
+	ButtonRequestType_ButtonRequest_WipeDevice       ButtonRequestType = 6
+	ButtonRequestType_ButtonRequest_ProtectCall      ButtonRequestType = 7
+	ButtonRequestType_ButtonRequest_SignTx           ButtonRequestType = 8
+	ButtonRequestType_ButtonRequest_FirmwareCheck    ButtonRequestType = 9
+	ButtonRequestType_ButtonRequest_Address          ButtonRequestType = 10
+	ButtonRequestType_ButtonRequest_PublicKey        ButtonRequestType = 11
+)
+
+var ButtonRequestType_name = map[int32]string{
+	1:  "ButtonRequest_Other",
+	2:  "ButtonRequest_FeeOverThreshold",
+	3:  "ButtonRequest_ConfirmOutput",
+	4:  "ButtonRequest_ResetDevice",
+	5:  "ButtonRequest_ConfirmWord",
+	6:  "ButtonRequest_WipeDevice",
+	7:  "ButtonRequest_ProtectCall",
+	8:  "ButtonRequest_SignTx",
+	9:  "ButtonRequest_FirmwareCheck",
+	10: "ButtonRequest_Address",
+	11: "ButtonRequest_PublicKey",
+}
+var ButtonRequestType_value = map[string]int32{
+	"ButtonRequest_Other":            1,
+	"ButtonRequest_FeeOverThreshold": 2,
+	"ButtonRequest_ConfirmOutput":    3,
+	"ButtonRequest_ResetDevice":      4,
+	"ButtonRequest_ConfirmWord":      5,
+	"ButtonRequest_WipeDevice":       6,
+	"ButtonRequest_ProtectCall":      7,
+	"ButtonRequest_SignTx":           8,
+	"ButtonRequest_FirmwareCheck":    9,
+	"ButtonRequest_Address":          10,
+	"ButtonRequest_PublicKey":        11,
+}
+
+func (x ButtonRequestType) Enum() *ButtonRequestType {
+	p := new(ButtonRequestType)
+	*p = x
+	return p
+}
+func (x ButtonRequestType) String() string {
+	return proto.EnumName(ButtonRequestType_name, int32(x))
+}
+func (x *ButtonRequestType) UnmarshalJSON(data []byte) error {
+	value, err := proto.UnmarshalJSONEnum(ButtonRequestType_value, data, "ButtonRequestType")
+	if err != nil {
+		return err
+	}
+	*x = ButtonRequestType(value)
+	return nil
+}
+func (ButtonRequestType) EnumDescriptor() ([]byte, []int) { return fileDescriptor0, []int{4} }
+
+// *
+// Type of PIN request
+// @used_in PinMatrixRequest
+type PinMatrixRequestType int32
+
+const (
+	PinMatrixRequestType_PinMatrixRequestType_Current   PinMatrixRequestType = 1
+	PinMatrixRequestType_PinMatrixRequestType_NewFirst  PinMatrixRequestType = 2
+	PinMatrixRequestType_PinMatrixRequestType_NewSecond PinMatrixRequestType = 3
+)
+
+var PinMatrixRequestType_name = map[int32]string{
+	1: "PinMatrixRequestType_Current",
+	2: "PinMatrixRequestType_NewFirst",
+	3: "PinMatrixRequestType_NewSecond",
+}
+var PinMatrixRequestType_value = map[string]int32{
+	"PinMatrixRequestType_Current":   1,
+	"PinMatrixRequestType_NewFirst":  2,
+	"PinMatrixRequestType_NewSecond": 3,
+}
+
+func (x PinMatrixRequestType) Enum() *PinMatrixRequestType {
+	p := new(PinMatrixRequestType)
+	*p = x
+	return p
+}
+func (x PinMatrixRequestType) String() string {
+	return proto.EnumName(PinMatrixRequestType_name, int32(x))
+}
+func (x *PinMatrixRequestType) UnmarshalJSON(data []byte) error {
+	value, err := proto.UnmarshalJSONEnum(PinMatrixRequestType_value, data, "PinMatrixRequestType")
+	if err != nil {
+		return err
+	}
+	*x = PinMatrixRequestType(value)
+	return nil
+}
+func (PinMatrixRequestType) EnumDescriptor() ([]byte, []int) { return fileDescriptor0, []int{5} }
+
+// *
+// Type of recovery procedure. These should be used as bitmask, e.g.,
+// `RecoveryDeviceType_ScrambledWords | RecoveryDeviceType_Matrix`
+// listing every method supported by the host computer.
+//
+// Note that ScrambledWords must be supported by every implementation
+// for backward compatibility; there is no way to not support it.
+//
+// @used_in RecoveryDevice
+type RecoveryDeviceType int32
+
+const (
+	// use powers of two when extending this field
+	RecoveryDeviceType_RecoveryDeviceType_ScrambledWords RecoveryDeviceType = 0
+	RecoveryDeviceType_RecoveryDeviceType_Matrix         RecoveryDeviceType = 1
+)
+
+var RecoveryDeviceType_name = map[int32]string{
+	0: "RecoveryDeviceType_ScrambledWords",
+	1: "RecoveryDeviceType_Matrix",
+}
+var RecoveryDeviceType_value = map[string]int32{
+	"RecoveryDeviceType_ScrambledWords": 0,
+	"RecoveryDeviceType_Matrix":         1,
+}
+
+func (x RecoveryDeviceType) Enum() *RecoveryDeviceType {
+	p := new(RecoveryDeviceType)
+	*p = x
+	return p
+}
+func (x RecoveryDeviceType) String() string {
+	return proto.EnumName(RecoveryDeviceType_name, int32(x))
+}
+func (x *RecoveryDeviceType) UnmarshalJSON(data []byte) error {
+	value, err := proto.UnmarshalJSONEnum(RecoveryDeviceType_value, data, "RecoveryDeviceType")
+	if err != nil {
+		return err
+	}
+	*x = RecoveryDeviceType(value)
+	return nil
+}
+func (RecoveryDeviceType) EnumDescriptor() ([]byte, []int) { return fileDescriptor0, []int{6} }
+
+// *
+// Type of Recovery Word request
+// @used_in WordRequest
+type WordRequestType int32
+
+const (
+	WordRequestType_WordRequestType_Plain   WordRequestType = 0
+	WordRequestType_WordRequestType_Matrix9 WordRequestType = 1
+	WordRequestType_WordRequestType_Matrix6 WordRequestType = 2
+)
+
+var WordRequestType_name = map[int32]string{
+	0: "WordRequestType_Plain",
+	1: "WordRequestType_Matrix9",
+	2: "WordRequestType_Matrix6",
+}
+var WordRequestType_value = map[string]int32{
+	"WordRequestType_Plain":   0,
+	"WordRequestType_Matrix9": 1,
+	"WordRequestType_Matrix6": 2,
+}
+
+func (x WordRequestType) Enum() *WordRequestType {
+	p := new(WordRequestType)
+	*p = x
+	return p
+}
+func (x WordRequestType) String() string {
+	return proto.EnumName(WordRequestType_name, int32(x))
+}
+func (x *WordRequestType) UnmarshalJSON(data []byte) error {
+	value, err := proto.UnmarshalJSONEnum(WordRequestType_value, data, "WordRequestType")
+	if err != nil {
+		return err
+	}
+	*x = WordRequestType(value)
+	return nil
+}
+func (WordRequestType) EnumDescriptor() ([]byte, []int) { return fileDescriptor0, []int{7} }
+
+// *
+// Structure representing BIP32 (hierarchical deterministic) node
+// Used for imports of private key into the device and exporting public key out of device
+// @used_in PublicKey
+// @used_in LoadDevice
+// @used_in DebugLinkState
+// @used_in Storage
+type HDNodeType struct {
+	Depth            *uint32 `protobuf:"varint,1,req,name=depth" json:"depth,omitempty"`
+	Fingerprint      *uint32 `protobuf:"varint,2,req,name=fingerprint" json:"fingerprint,omitempty"`
+	ChildNum         *uint32 `protobuf:"varint,3,req,name=child_num,json=childNum" json:"child_num,omitempty"`
+	ChainCode        []byte  `protobuf:"bytes,4,req,name=chain_code,json=chainCode" json:"chain_code,omitempty"`
+	PrivateKey       []byte  `protobuf:"bytes,5,opt,name=private_key,json=privateKey" json:"private_key,omitempty"`
+	PublicKey        []byte  `protobuf:"bytes,6,opt,name=public_key,json=publicKey" json:"public_key,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *HDNodeType) Reset()                    { *m = HDNodeType{} }
+func (m *HDNodeType) String() string            { return proto.CompactTextString(m) }
+func (*HDNodeType) ProtoMessage()               {}
+func (*HDNodeType) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
+
+func (m *HDNodeType) GetDepth() uint32 {
+	if m != nil && m.Depth != nil {
+		return *m.Depth
+	}
+	return 0
+}
+
+func (m *HDNodeType) GetFingerprint() uint32 {
+	if m != nil && m.Fingerprint != nil {
+		return *m.Fingerprint
+	}
+	return 0
+}
+
+func (m *HDNodeType) GetChildNum() uint32 {
+	if m != nil && m.ChildNum != nil {
+		return *m.ChildNum
+	}
+	return 0
+}
+
+func (m *HDNodeType) GetChainCode() []byte {
+	if m != nil {
+		return m.ChainCode
+	}
+	return nil
+}
+
+func (m *HDNodeType) GetPrivateKey() []byte {
+	if m != nil {
+		return m.PrivateKey
+	}
+	return nil
+}
+
+func (m *HDNodeType) GetPublicKey() []byte {
+	if m != nil {
+		return m.PublicKey
+	}
+	return nil
+}
+
+type HDNodePathType struct {
+	Node             *HDNodeType `protobuf:"bytes,1,req,name=node" json:"node,omitempty"`
+	AddressN         []uint32    `protobuf:"varint,2,rep,name=address_n,json=addressN" json:"address_n,omitempty"`
+	XXX_unrecognized []byte      `json:"-"`
+}
+
+func (m *HDNodePathType) Reset()                    { *m = HDNodePathType{} }
+func (m *HDNodePathType) String() string            { return proto.CompactTextString(m) }
+func (*HDNodePathType) ProtoMessage()               {}
+func (*HDNodePathType) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
+
+func (m *HDNodePathType) GetNode() *HDNodeType {
+	if m != nil {
+		return m.Node
+	}
+	return nil
+}
+
+func (m *HDNodePathType) GetAddressN() []uint32 {
+	if m != nil {
+		return m.AddressN
+	}
+	return nil
+}
+
+// *
+// Structure representing Coin
+// @used_in Features
+type CoinType struct {
+	CoinName            *string `protobuf:"bytes,1,opt,name=coin_name,json=coinName" json:"coin_name,omitempty"`
+	CoinShortcut        *string `protobuf:"bytes,2,opt,name=coin_shortcut,json=coinShortcut" json:"coin_shortcut,omitempty"`
+	AddressType         *uint32 `protobuf:"varint,3,opt,name=address_type,json=addressType,def=0" json:"address_type,omitempty"`
+	MaxfeeKb            *uint64 `protobuf:"varint,4,opt,name=maxfee_kb,json=maxfeeKb" json:"maxfee_kb,omitempty"`
+	AddressTypeP2Sh     *uint32 `protobuf:"varint,5,opt,name=address_type_p2sh,json=addressTypeP2sh,def=5" json:"address_type_p2sh,omitempty"`
+	SignedMessageHeader *string `protobuf:"bytes,8,opt,name=signed_message_header,json=signedMessageHeader" json:"signed_message_header,omitempty"`
+	XpubMagic           *uint32 `protobuf:"varint,9,opt,name=xpub_magic,json=xpubMagic,def=76067358" json:"xpub_magic,omitempty"`
+	XprvMagic           *uint32 `protobuf:"varint,10,opt,name=xprv_magic,json=xprvMagic,def=76066276" json:"xprv_magic,omitempty"`
+	Segwit              *bool   `protobuf:"varint,11,opt,name=segwit" json:"segwit,omitempty"`
+	Forkid              *uint32 `protobuf:"varint,12,opt,name=forkid" json:"forkid,omitempty"`
+	XXX_unrecognized    []byte  `json:"-"`
+}
+
+func (m *CoinType) Reset()                    { *m = CoinType{} }
+func (m *CoinType) String() string            { return proto.CompactTextString(m) }
+func (*CoinType) ProtoMessage()               {}
+func (*CoinType) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{2} }
+
+const Default_CoinType_AddressType uint32 = 0
+const Default_CoinType_AddressTypeP2Sh uint32 = 5
+const Default_CoinType_XpubMagic uint32 = 76067358
+const Default_CoinType_XprvMagic uint32 = 76066276
+
+func (m *CoinType) GetCoinName() string {
+	if m != nil && m.CoinName != nil {
+		return *m.CoinName
+	}
+	return ""
+}
+
+func (m *CoinType) GetCoinShortcut() string {
+	if m != nil && m.CoinShortcut != nil {
+		return *m.CoinShortcut
+	}
+	return ""
+}
+
+func (m *CoinType) GetAddressType() uint32 {
+	if m != nil && m.AddressType != nil {
+		return *m.AddressType
+	}
+	return Default_CoinType_AddressType
+}
+
+func (m *CoinType) GetMaxfeeKb() uint64 {
+	if m != nil && m.MaxfeeKb != nil {
+		return *m.MaxfeeKb
+	}
+	return 0
+}
+
+func (m *CoinType) GetAddressTypeP2Sh() uint32 {
+	if m != nil && m.AddressTypeP2Sh != nil {
+		return *m.AddressTypeP2Sh
+	}
+	return Default_CoinType_AddressTypeP2Sh
+}
+
+func (m *CoinType) GetSignedMessageHeader() string {
+	if m != nil && m.SignedMessageHeader != nil {
+		return *m.SignedMessageHeader
+	}
+	return ""
+}
+
+func (m *CoinType) GetXpubMagic() uint32 {
+	if m != nil && m.XpubMagic != nil {
+		return *m.XpubMagic
+	}
+	return Default_CoinType_XpubMagic
+}
+
+func (m *CoinType) GetXprvMagic() uint32 {
+	if m != nil && m.XprvMagic != nil {
+		return *m.XprvMagic
+	}
+	return Default_CoinType_XprvMagic
+}
+
+func (m *CoinType) GetSegwit() bool {
+	if m != nil && m.Segwit != nil {
+		return *m.Segwit
+	}
+	return false
+}
+
+func (m *CoinType) GetForkid() uint32 {
+	if m != nil && m.Forkid != nil {
+		return *m.Forkid
+	}
+	return 0
+}
+
+// *
+// Type of redeem script used in input
+// @used_in TxInputType
+type MultisigRedeemScriptType struct {
+	Pubkeys          []*HDNodePathType `protobuf:"bytes,1,rep,name=pubkeys" json:"pubkeys,omitempty"`
+	Signatures       [][]byte          `protobuf:"bytes,2,rep,name=signatures" json:"signatures,omitempty"`
+	M                *uint32           `protobuf:"varint,3,opt,name=m" json:"m,omitempty"`
+	XXX_unrecognized []byte            `json:"-"`
+}
+
+func (m *MultisigRedeemScriptType) Reset()                    { *m = MultisigRedeemScriptType{} }
+func (m *MultisigRedeemScriptType) String() string            { return proto.CompactTextString(m) }
+func (*MultisigRedeemScriptType) ProtoMessage()               {}
+func (*MultisigRedeemScriptType) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{3} }
+
+func (m *MultisigRedeemScriptType) GetPubkeys() []*HDNodePathType {
+	if m != nil {
+		return m.Pubkeys
+	}
+	return nil
+}
+
+func (m *MultisigRedeemScriptType) GetSignatures() [][]byte {
+	if m != nil {
+		return m.Signatures
+	}
+	return nil
+}
+
+func (m *MultisigRedeemScriptType) GetM() uint32 {
+	if m != nil && m.M != nil {
+		return *m.M
+	}
+	return 0
+}
+
+// *
+// Structure representing transaction input
+// @used_in SimpleSignTx
+// @used_in TransactionType
+type TxInputType struct {
+	AddressN         []uint32                  `protobuf:"varint,1,rep,name=address_n,json=addressN" json:"address_n,omitempty"`
+	PrevHash         []byte                    `protobuf:"bytes,2,req,name=prev_hash,json=prevHash" json:"prev_hash,omitempty"`
+	PrevIndex        *uint32                   `protobuf:"varint,3,req,name=prev_index,json=prevIndex" json:"prev_index,omitempty"`
+	ScriptSig        []byte                    `protobuf:"bytes,4,opt,name=script_sig,json=scriptSig" json:"script_sig,omitempty"`
+	Sequence         *uint32                   `protobuf:"varint,5,opt,name=sequence,def=4294967295" json:"sequence,omitempty"`
+	ScriptType       *InputScriptType          `protobuf:"varint,6,opt,name=script_type,json=scriptType,enum=InputScriptType,def=0" json:"script_type,omitempty"`
+	Multisig         *MultisigRedeemScriptType `protobuf:"bytes,7,opt,name=multisig" json:"multisig,omitempty"`
+	Amount           *uint64                   `protobuf:"varint,8,opt,name=amount" json:"amount,omitempty"`
+	XXX_unrecognized []byte                    `json:"-"`
+}
+
+func (m *TxInputType) Reset()                    { *m = TxInputType{} }
+func (m *TxInputType) String() string            { return proto.CompactTextString(m) }
+func (*TxInputType) ProtoMessage()               {}
+func (*TxInputType) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{4} }
+
+const Default_TxInputType_Sequence uint32 = 4294967295
+const Default_TxInputType_ScriptType InputScriptType = InputScriptType_SPENDADDRESS
+
+func (m *TxInputType) GetAddressN() []uint32 {
+	if m != nil {
+		return m.AddressN
+	}
+	return nil
+}
+
+func (m *TxInputType) GetPrevHash() []byte {
+	if m != nil {
+		return m.PrevHash
+	}
+	return nil
+}
+
+func (m *TxInputType) GetPrevIndex() uint32 {
+	if m != nil && m.PrevIndex != nil {
+		return *m.PrevIndex
+	}
+	return 0
+}
+
+func (m *TxInputType) GetScriptSig() []byte {
+	if m != nil {
+		return m.ScriptSig
+	}
+	return nil
+}
+
+func (m *TxInputType) GetSequence() uint32 {
+	if m != nil && m.Sequence != nil {
+		return *m.Sequence
+	}
+	return Default_TxInputType_Sequence
+}
+
+func (m *TxInputType) GetScriptType() InputScriptType {
+	if m != nil && m.ScriptType != nil {
+		return *m.ScriptType
+	}
+	return Default_TxInputType_ScriptType
+}
+
+func (m *TxInputType) GetMultisig() *MultisigRedeemScriptType {
+	if m != nil {
+		return m.Multisig
+	}
+	return nil
+}
+
+func (m *TxInputType) GetAmount() uint64 {
+	if m != nil && m.Amount != nil {
+		return *m.Amount
+	}
+	return 0
+}
+
+// *
+// Structure representing transaction output
+// @used_in SimpleSignTx
+// @used_in TransactionType
+type TxOutputType struct {
+	Address          *string                   `protobuf:"bytes,1,opt,name=address" json:"address,omitempty"`
+	AddressN         []uint32                  `protobuf:"varint,2,rep,name=address_n,json=addressN" json:"address_n,omitempty"`
+	Amount           *uint64                   `protobuf:"varint,3,req,name=amount" json:"amount,omitempty"`
+	ScriptType       *OutputScriptType         `protobuf:"varint,4,req,name=script_type,json=scriptType,enum=OutputScriptType" json:"script_type,omitempty"`
+	Multisig         *MultisigRedeemScriptType `protobuf:"bytes,5,opt,name=multisig" json:"multisig,omitempty"`
+	OpReturnData     []byte                    `protobuf:"bytes,6,opt,name=op_return_data,json=opReturnData" json:"op_return_data,omitempty"`
+	XXX_unrecognized []byte                    `json:"-"`
+}
+
+func (m *TxOutputType) Reset()                    { *m = TxOutputType{} }
+func (m *TxOutputType) String() string            { return proto.CompactTextString(m) }
+func (*TxOutputType) ProtoMessage()               {}
+func (*TxOutputType) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{5} }
+
+func (m *TxOutputType) GetAddress() string {
+	if m != nil && m.Address != nil {
+		return *m.Address
+	}
+	return ""
+}
+
+func (m *TxOutputType) GetAddressN() []uint32 {
+	if m != nil {
+		return m.AddressN
+	}
+	return nil
+}
+
+func (m *TxOutputType) GetAmount() uint64 {
+	if m != nil && m.Amount != nil {
+		return *m.Amount
+	}
+	return 0
+}
+
+func (m *TxOutputType) GetScriptType() OutputScriptType {
+	if m != nil && m.ScriptType != nil {
+		return *m.ScriptType
+	}
+	return OutputScriptType_PAYTOADDRESS
+}
+
+func (m *TxOutputType) GetMultisig() *MultisigRedeemScriptType {
+	if m != nil {
+		return m.Multisig
+	}
+	return nil
+}
+
+func (m *TxOutputType) GetOpReturnData() []byte {
+	if m != nil {
+		return m.OpReturnData
+	}
+	return nil
+}
+
+// *
+// Structure representing compiled transaction output
+// @used_in TransactionType
+type TxOutputBinType struct {
+	Amount           *uint64 `protobuf:"varint,1,req,name=amount" json:"amount,omitempty"`
+	ScriptPubkey     []byte  `protobuf:"bytes,2,req,name=script_pubkey,json=scriptPubkey" json:"script_pubkey,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *TxOutputBinType) Reset()                    { *m = TxOutputBinType{} }
+func (m *TxOutputBinType) String() string            { return proto.CompactTextString(m) }
+func (*TxOutputBinType) ProtoMessage()               {}
+func (*TxOutputBinType) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{6} }
+
+func (m *TxOutputBinType) GetAmount() uint64 {
+	if m != nil && m.Amount != nil {
+		return *m.Amount
+	}
+	return 0
+}
+
+func (m *TxOutputBinType) GetScriptPubkey() []byte {
+	if m != nil {
+		return m.ScriptPubkey
+	}
+	return nil
+}
+
+// *
+// Structure representing transaction
+// @used_in SimpleSignTx
+type TransactionType struct {
+	Version          *uint32            `protobuf:"varint,1,opt,name=version" json:"version,omitempty"`
+	Inputs           []*TxInputType     `protobuf:"bytes,2,rep,name=inputs" json:"inputs,omitempty"`
+	BinOutputs       []*TxOutputBinType `protobuf:"bytes,3,rep,name=bin_outputs,json=binOutputs" json:"bin_outputs,omitempty"`
+	Outputs          []*TxOutputType    `protobuf:"bytes,5,rep,name=outputs" json:"outputs,omitempty"`
+	LockTime         *uint32            `protobuf:"varint,4,opt,name=lock_time,json=lockTime" json:"lock_time,omitempty"`
+	InputsCnt        *uint32            `protobuf:"varint,6,opt,name=inputs_cnt,json=inputsCnt" json:"inputs_cnt,omitempty"`
+	OutputsCnt       *uint32            `protobuf:"varint,7,opt,name=outputs_cnt,json=outputsCnt" json:"outputs_cnt,omitempty"`
+	ExtraData        []byte             `protobuf:"bytes,8,opt,name=extra_data,json=extraData" json:"extra_data,omitempty"`
+	ExtraDataLen     *uint32            `protobuf:"varint,9,opt,name=extra_data_len,json=extraDataLen" json:"extra_data_len,omitempty"`
+	XXX_unrecognized []byte             `json:"-"`
+}
+
+func (m *TransactionType) Reset()                    { *m = TransactionType{} }
+func (m *TransactionType) String() string            { return proto.CompactTextString(m) }
+func (*TransactionType) ProtoMessage()               {}
+func (*TransactionType) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{7} }
+
+func (m *TransactionType) GetVersion() uint32 {
+	if m != nil && m.Version != nil {
+		return *m.Version
+	}
+	return 0
+}
+
+func (m *TransactionType) GetInputs() []*TxInputType {
+	if m != nil {
+		return m.Inputs
+	}
+	return nil
+}
+
+func (m *TransactionType) GetBinOutputs() []*TxOutputBinType {
+	if m != nil {
+		return m.BinOutputs
+	}
+	return nil
+}
+
+func (m *TransactionType) GetOutputs() []*TxOutputType {
+	if m != nil {
+		return m.Outputs
+	}
+	return nil
+}
+
+func (m *TransactionType) GetLockTime() uint32 {
+	if m != nil && m.LockTime != nil {
+		return *m.LockTime
+	}
+	return 0
+}
+
+func (m *TransactionType) GetInputsCnt() uint32 {
+	if m != nil && m.InputsCnt != nil {
+		return *m.InputsCnt
+	}
+	return 0
+}
+
+func (m *TransactionType) GetOutputsCnt() uint32 {
+	if m != nil && m.OutputsCnt != nil {
+		return *m.OutputsCnt
+	}
+	return 0
+}
+
+func (m *TransactionType) GetExtraData() []byte {
+	if m != nil {
+		return m.ExtraData
+	}
+	return nil
+}
+
+func (m *TransactionType) GetExtraDataLen() uint32 {
+	if m != nil && m.ExtraDataLen != nil {
+		return *m.ExtraDataLen
+	}
+	return 0
+}
+
+// *
+// Structure representing request details
+// @used_in TxRequest
+type TxRequestDetailsType struct {
+	RequestIndex     *uint32 `protobuf:"varint,1,opt,name=request_index,json=requestIndex" json:"request_index,omitempty"`
+	TxHash           []byte  `protobuf:"bytes,2,opt,name=tx_hash,json=txHash" json:"tx_hash,omitempty"`
+	ExtraDataLen     *uint32 `protobuf:"varint,3,opt,name=extra_data_len,json=extraDataLen" json:"extra_data_len,omitempty"`
+	ExtraDataOffset  *uint32 `protobuf:"varint,4,opt,name=extra_data_offset,json=extraDataOffset" json:"extra_data_offset,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *TxRequestDetailsType) Reset()                    { *m = TxRequestDetailsType{} }
+func (m *TxRequestDetailsType) String() string            { return proto.CompactTextString(m) }
+func (*TxRequestDetailsType) ProtoMessage()               {}
+func (*TxRequestDetailsType) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{8} }
+
+func (m *TxRequestDetailsType) GetRequestIndex() uint32 {
+	if m != nil && m.RequestIndex != nil {
+		return *m.RequestIndex
+	}
+	return 0
+}
+
+func (m *TxRequestDetailsType) GetTxHash() []byte {
+	if m != nil {
+		return m.TxHash
+	}
+	return nil
+}
+
+func (m *TxRequestDetailsType) GetExtraDataLen() uint32 {
+	if m != nil && m.ExtraDataLen != nil {
+		return *m.ExtraDataLen
+	}
+	return 0
+}
+
+func (m *TxRequestDetailsType) GetExtraDataOffset() uint32 {
+	if m != nil && m.ExtraDataOffset != nil {
+		return *m.ExtraDataOffset
+	}
+	return 0
+}
+
+// *
+// Structure representing serialized data
+// @used_in TxRequest
+type TxRequestSerializedType struct {
+	SignatureIndex   *uint32 `protobuf:"varint,1,opt,name=signature_index,json=signatureIndex" json:"signature_index,omitempty"`
+	Signature        []byte  `protobuf:"bytes,2,opt,name=signature" json:"signature,omitempty"`
+	SerializedTx     []byte  `protobuf:"bytes,3,opt,name=serialized_tx,json=serializedTx" json:"serialized_tx,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *TxRequestSerializedType) Reset()                    { *m = TxRequestSerializedType{} }
+func (m *TxRequestSerializedType) String() string            { return proto.CompactTextString(m) }
+func (*TxRequestSerializedType) ProtoMessage()               {}
+func (*TxRequestSerializedType) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{9} }
+
+func (m *TxRequestSerializedType) GetSignatureIndex() uint32 {
+	if m != nil && m.SignatureIndex != nil {
+		return *m.SignatureIndex
+	}
+	return 0
+}
+
+func (m *TxRequestSerializedType) GetSignature() []byte {
+	if m != nil {
+		return m.Signature
+	}
+	return nil
+}
+
+func (m *TxRequestSerializedType) GetSerializedTx() []byte {
+	if m != nil {
+		return m.SerializedTx
+	}
+	return nil
+}
+
+// *
+// Structure representing identity data
+// @used_in IdentityType
+type IdentityType struct {
+	Proto            *string `protobuf:"bytes,1,opt,name=proto" json:"proto,omitempty"`
+	User             *string `protobuf:"bytes,2,opt,name=user" json:"user,omitempty"`
+	Host             *string `protobuf:"bytes,3,opt,name=host" json:"host,omitempty"`
+	Port             *string `protobuf:"bytes,4,opt,name=port" json:"port,omitempty"`
+	Path             *string `protobuf:"bytes,5,opt,name=path" json:"path,omitempty"`
+	Index            *uint32 `protobuf:"varint,6,opt,name=index,def=0" json:"index,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *IdentityType) Reset()                    { *m = IdentityType{} }
+func (m *IdentityType) String() string            { return proto.CompactTextString(m) }
+func (*IdentityType) ProtoMessage()               {}
+func (*IdentityType) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{10} }
+
+const Default_IdentityType_Index uint32 = 0
+
+func (m *IdentityType) GetProto() string {
+	if m != nil && m.Proto != nil {
+		return *m.Proto
+	}
+	return ""
+}
+
+func (m *IdentityType) GetUser() string {
+	if m != nil && m.User != nil {
+		return *m.User
+	}
+	return ""
+}
+
+func (m *IdentityType) GetHost() string {
+	if m != nil && m.Host != nil {
+		return *m.Host
+	}
+	return ""
+}
+
+func (m *IdentityType) GetPort() string {
+	if m != nil && m.Port != nil {
+		return *m.Port
+	}
+	return ""
+}
+
+func (m *IdentityType) GetPath() string {
+	if m != nil && m.Path != nil {
+		return *m.Path
+	}
+	return ""
+}
+
+func (m *IdentityType) GetIndex() uint32 {
+	if m != nil && m.Index != nil {
+		return *m.Index
+	}
+	return Default_IdentityType_Index
+}
+
+var E_WireIn = &proto.ExtensionDesc{
+	ExtendedType:  (*google_protobuf.EnumValueOptions)(nil),
+	ExtensionType: (*bool)(nil),
+	Field:         50002,
+	Name:          "wire_in",
+	Tag:           "varint,50002,opt,name=wire_in,json=wireIn",
+	Filename:      "types.proto",
+}
+
+var E_WireOut = &proto.ExtensionDesc{
+	ExtendedType:  (*google_protobuf.EnumValueOptions)(nil),
+	ExtensionType: (*bool)(nil),
+	Field:         50003,
+	Name:          "wire_out",
+	Tag:           "varint,50003,opt,name=wire_out,json=wireOut",
+	Filename:      "types.proto",
+}
+
+var E_WireDebugIn = &proto.ExtensionDesc{
+	ExtendedType:  (*google_protobuf.EnumValueOptions)(nil),
+	ExtensionType: (*bool)(nil),
+	Field:         50004,
+	Name:          "wire_debug_in",
+	Tag:           "varint,50004,opt,name=wire_debug_in,json=wireDebugIn",
+	Filename:      "types.proto",
+}
+
+var E_WireDebugOut = &proto.ExtensionDesc{
+	ExtendedType:  (*google_protobuf.EnumValueOptions)(nil),
+	ExtensionType: (*bool)(nil),
+	Field:         50005,
+	Name:          "wire_debug_out",
+	Tag:           "varint,50005,opt,name=wire_debug_out,json=wireDebugOut",
+	Filename:      "types.proto",
+}
+
+var E_WireTiny = &proto.ExtensionDesc{
+	ExtendedType:  (*google_protobuf.EnumValueOptions)(nil),
+	ExtensionType: (*bool)(nil),
+	Field:         50006,
+	Name:          "wire_tiny",
+	Tag:           "varint,50006,opt,name=wire_tiny,json=wireTiny",
+	Filename:      "types.proto",
+}
+
+var E_WireBootloader = &proto.ExtensionDesc{
+	ExtendedType:  (*google_protobuf.EnumValueOptions)(nil),
+	ExtensionType: (*bool)(nil),
+	Field:         50007,
+	Name:          "wire_bootloader",
+	Tag:           "varint,50007,opt,name=wire_bootloader,json=wireBootloader",
+	Filename:      "types.proto",
+}
+
+func init() {
+	proto.RegisterType((*HDNodeType)(nil), "HDNodeType")
+	proto.RegisterType((*HDNodePathType)(nil), "HDNodePathType")
+	proto.RegisterType((*CoinType)(nil), "CoinType")
+	proto.RegisterType((*MultisigRedeemScriptType)(nil), "MultisigRedeemScriptType")
+	proto.RegisterType((*TxInputType)(nil), "TxInputType")
+	proto.RegisterType((*TxOutputType)(nil), "TxOutputType")
+	proto.RegisterType((*TxOutputBinType)(nil), "TxOutputBinType")
+	proto.RegisterType((*TransactionType)(nil), "TransactionType")
+	proto.RegisterType((*TxRequestDetailsType)(nil), "TxRequestDetailsType")
+	proto.RegisterType((*TxRequestSerializedType)(nil), "TxRequestSerializedType")
+	proto.RegisterType((*IdentityType)(nil), "IdentityType")
+	proto.RegisterEnum("FailureType", FailureType_name, FailureType_value)
+	proto.RegisterEnum("OutputScriptType", OutputScriptType_name, OutputScriptType_value)
+	proto.RegisterEnum("InputScriptType", InputScriptType_name, InputScriptType_value)
+	proto.RegisterEnum("RequestType", RequestType_name, RequestType_value)
+	proto.RegisterEnum("ButtonRequestType", ButtonRequestType_name, ButtonRequestType_value)
+	proto.RegisterEnum("PinMatrixRequestType", PinMatrixRequestType_name, PinMatrixRequestType_value)
+	proto.RegisterEnum("RecoveryDeviceType", RecoveryDeviceType_name, RecoveryDeviceType_value)
+	proto.RegisterEnum("WordRequestType", WordRequestType_name, WordRequestType_value)
+	proto.RegisterExtension(E_WireIn)
+	proto.RegisterExtension(E_WireOut)
+	proto.RegisterExtension(E_WireDebugIn)
+	proto.RegisterExtension(E_WireDebugOut)
+	proto.RegisterExtension(E_WireTiny)
+	proto.RegisterExtension(E_WireBootloader)
+}
+
+func init() { proto.RegisterFile("types.proto", fileDescriptor0) }
+
+var fileDescriptor0 = []byte{
+	// 1899 bytes of a gzipped FileDescriptorProto
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+	0x06, 0x84, 0x6a, 0x24, 0x41, 0x2f, 0x61, 0x25, 0x13, 0x5f, 0x52, 0xe2, 0xd5, 0xe6, 0x7c, 0x5b,
+	0xdd, 0x8c, 0x95, 0x5d, 0x8c, 0x59, 0x78, 0xee, 0x0b, 0x32, 0xc6, 0x6a, 0x8c, 0xab, 0x6e, 0x51,
+	0x02, 0x1e, 0x19, 0x63, 0x39, 0xe4, 0x3a, 0x04, 0x3f, 0xa4, 0x42, 0x95, 0xaf, 0xea, 0x96, 0x34,
+	0xb2, 0x47, 0x85, 0xbc, 0xe8, 0x8d, 0x19, 0xc5, 0xaf, 0x28, 0x1e, 0x0c, 0x24, 0x05, 0x9e, 0x00,
+	0xe0, 0xa9, 0xe0, 0x81, 0x2e, 0x7f, 0x51, 0x2f, 0x89, 0x42, 0x64, 0xed, 0x65, 0x87, 0xae, 0x68,
+	0x3f, 0xc6, 0x54, 0xdf, 0x53, 0x6e, 0x65, 0x26, 0xf2, 0x0e, 0xd3, 0xc6, 0x9f, 0x2d, 0xb8, 0xe7,
+	0x4d, 0x5d, 0xb9, 0x31, 0x89, 0xd8, 0xc7, 0x22, 0x20, 0xb1, 0xbe, 0x62, 0x9f, 0x43, 0x95, 0x6b,
+	0xd4, 0x2c, 0xa9, 0x2e, 0x6e, 0xc5, 0x80, 0x7a, 0x4f, 0xd7, 0x61, 0x45, 0x4c, 0xb3, 0x0d, 0x97,
+	0xfe, 0x97, 0xc5, 0x54, 0xed, 0xf7, 0x4d, 0xe7, 0xf9, 0x9b, 0xce, 0xd1, 0x26, 0xac, 0xcd, 0x49,
+	0xb1, 0xb3, 0xb3, 0x04, 0x0b, 0x53, 0xa6, 0xda, 0x4c, 0xf0, 0x58, 0xc1, 0x8d, 0xdf, 0x5b, 0xb0,
+	0x3e, 0x0b, 0xb4, 0x8f, 0x39, 0x09, 0x62, 0xf2, 0x2d, 0x8e, 0x54, 0xac, 0x2f, 0xa1, 0x36, 0xbb,
+	0xb3, 0x16, 0xa2, 0x5d, 0x9d, 0xc1, 0x3a, 0xde, 0xc7, 0x50, 0x9a, 0x21, 0x26, 0xe2, 0x2b, 0x40,
+	0x8d, 0xe0, 0xcc, 0xb0, 0x2f, 0xa6, 0x2a, 0x66, 0x39, 0x82, 0x57, 0xde, 0xa6, 0x8d, 0x3f, 0x59,
+	0x50, 0xe9, 0x44, 0x98, 0x0a, 0x22, 0x2e, 0xb3, 0x8f, 0x00, 0xf5, 0x71, 0x60, 0x36, 0x58, 0x1f,
+	0x10, 0x82, 0x42, 0x9a, 0x60, 0x6e, 0xde, 0x38, 0xf5, 0x5b, 0x62, 0x23, 0x96, 0x08, 0x65, 0xb6,
+	0xe4, 0xaa, 0xdf, 0x12, 0x9b, 0x30, 0xae, 0xb3, 0x2e, 0xb9, 0xea, 0xb7, 0xc2, 0x02, 0xa1, 0xdf,
+	0x2c, 0x89, 0x05, 0x62, 0x84, 0xd6, 0x61, 0x49, 0x27, 0xb6, 0x9c, 0x3d, 0x88, 0xfa, 0xbc, 0xf9,
+	0x5d, 0x0e, 0xca, 0x07, 0x01, 0x89, 0x53, 0xae, 0xbf, 0x49, 0x9e, 0xc0, 0x43, 0x73, 0xf4, 0x4f,
+	0x28, 0x9e, 0x4e, 0x70, 0x28, 0x66, 0xaf, 0x97, 0x6d, 0xa1, 0xcf, 0xe0, 0x41, 0x46, 0xef, 0xa6,
+	0x42, 0x30, 0xda, 0x36, 0x22, 0x76, 0x0e, 0xdd, 0x87, 0xb5, 0x8c, 0x93, 0x85, 0x6f, 0x73, 0xce,
+	0xb8, 0x9d, 0x47, 0x8f, 0x60, 0x3d, 0x83, 0x77, 0xd4, 0xda, 0xed, 0x05, 0x34, 0xc4, 0x71, 0x8c,
+	0x23, 0xbb, 0x80, 0xd6, 0xe1, 0x6e, 0x46, 0xf6, 0xc8, 0x95, 0xb1, 0x25, 0xe4, 0xc0, 0xbd, 0x39,
+	0xe2, 0x4a, 0x65, 0x19, 0x3d, 0x00, 0x34, 0xc7, 0x74, 0xe8, 0x45, 0x10, 0x93, 0xc8, 0x5e, 0x41,
+	0x8f, 0xc1, 0xc9, 0x70, 0x03, 0xf6, 0xb3, 0xd6, 0xd8, 0xc5, 0x05, 0x7b, 0x9c, 0x85, 0x38, 0x49,
+	0x74, 0x7c, 0xa5, 0xf9, 0x94, 0xba, 0x4c, 0xb4, 0x29, 0x4b, 0x87, 0xa3, 0x83, 0x94, 0x46, 0x89,
+	0x0d, 0xd7, 0xb8, 0x0e, 0x25, 0xc2, 0x74, 0xd2, 0x2e, 0xa3, 0x87, 0x70, 0x3f, 0xe3, 0x0e, 0x08,
+	0x1f, 0x7f, 0x08, 0x38, 0xd6, 0x26, 0xc3, 0xcd, 0x3f, 0x5a, 0x60, 0x5f, 0xbf, 0x35, 0x91, 0x0d,
+	0x95, 0xde, 0xce, 0xaf, 0xbd, 0x63, 0xf3, 0x50, 0xd8, 0x77, 0xd0, 0x5d, 0xa8, 0x29, 0xa4, 0xbf,
+	0xe7, 0x76, 0x7a, 0xde, 0xe1, 0x4e, 0xff, 0xd0, 0xb6, 0xd0, 0x1a, 0x54, 0x15, 0x78, 0x74, 0xf2,
+	0xce, 0xeb, 0xf4, 0x3b, 0xdf, 0xd8, 0xb9, 0x19, 0x74, 0xdc, 0x73, 0xdb, 0xde, 0x89, 0xdb, 0xb5,
+	0xf3, 0x33, 0x63, 0xef, 0x3b, 0x5e, 0x57, 0x1a, 0x2b, 0xa0, 0x7b, 0x60, 0x2b, 0xa4, 0xd7, 0xea,
+	0x1f, 0x66, 0xe8, 0xd2, 0x66, 0x0c, 0xb5, 0x6b, 0xcf, 0x95, 0x54, 0x9d, 0x7f, 0xb0, 0xec, 0x3b,
+	0xd2, 0xbe, 0x42, 0x66, 0x2e, 0x2d, 0x54, 0x81, 0x62, 0xfb, 0xd4, 0x6b, 0xbb, 0xdd, 0x9d, 0x77,
+	0x76, 0x6e, 0xa6, 0x92, 0xd9, 0xcd, 0x4b, 0x6f, 0x0a, 0x99, 0xf7, 0x56, 0xd8, 0x3c, 0x81, 0xb2,
+	0xd9, 0x30, 0xe5, 0xa9, 0x0c, 0x2b, 0xde, 0x69, 0xa7, 0xdb, 0x3b, 0xf1, 0xec, 0x3b, 0xd2, 0xa2,
+	0x77, 0x7a, 0x7c, 0xe2, 0xc9, 0x93, 0x85, 0x00, 0x96, 0xbd, 0xd3, 0xa3, 0xb6, 0xb7, 0x63, 0xe7,
+	0xd0, 0x2a, 0x80, 0x77, 0x7a, 0xd0, 0xe9, 0x76, 0xfa, 0x87, 0xed, 0x7d, 0x3b, 0x8f, 0x6a, 0x50,
+	0xf6, 0x4e, 0xdb, 0xa7, 0x9e, 0xbb, 0xb3, 0xbf, 0xe3, 0xed, 0xd8, 0x85, 0xcd, 0xff, 0xe4, 0x60,
+	0x4d, 0x4f, 0xdb, 0xbc, 0xf5, 0x75, 0xb8, 0xbb, 0x00, 0xfa, 0xc7, 0x62, 0x84, 0xb9, 0x6d, 0xa1,
+	0x06, 0x7c, 0xbe, 0x48, 0x1c, 0x60, 0x7c, 0x7c, 0x81, 0xb9, 0x37, 0xe2, 0x38, 0x19, 0xb1, 0x58,
+	0xce, 0xea, 0x53, 0x78, 0xb4, 0x28, 0xb3, 0xc7, 0xe8, 0x19, 0xe1, 0x63, 0xdd, 0x35, 0x3b, 0x2f,
+	0xf7, 0x60, 0x51, 0xc0, 0xc5, 0x09, 0x16, 0xfb, 0xf8, 0x82, 0x84, 0xd8, 0x2e, 0xdc, 0xa4, 0x8d,
+	0xfe, 0x7b, 0xc6, 0xe5, 0xf4, 0x3e, 0x06, 0x67, 0x91, 0x7e, 0x4f, 0x26, 0xd8, 0x28, 0x2f, 0xdf,
+	0x54, 0xee, 0x71, 0x26, 0x70, 0x28, 0xf6, 0x82, 0x38, 0xb6, 0x57, 0xe4, 0xa8, 0x2e, 0xd2, 0x72,
+	0x8e, 0xbd, 0xa9, 0x5d, 0xbc, 0x19, 0x75, 0x36, 0x78, 0x7b, 0x23, 0x1c, 0x9e, 0xdb, 0x25, 0x39,
+	0x93, 0x8b, 0x02, 0x3b, 0xfa, 0xcd, 0xb7, 0x41, 0xae, 0xe1, 0x35, 0xa7, 0xd9, 0x37, 0xbd, 0x5d,
+	0xde, 0xfc, 0x1d, 0xdc, 0xeb, 0x11, 0x7a, 0x14, 0x08, 0x4e, 0xa6, 0xf3, 0x35, 0xae, 0xc3, 0xe3,
+	0x8f, 0xe1, 0xfe, 0x5e, 0xca, 0x39, 0xa6, 0xc2, 0xb6, 0xd0, 0x33, 0x78, 0xf2, 0x51, 0x89, 0x2e,
+	0xfe, 0x70, 0x40, 0x78, 0x22, 0xec, 0x9c, 0xec, 0xc7, 0xa7, 0x44, 0xfa, 0x38, 0x64, 0x34, 0xb2,
+	0xf3, 0x9b, 0xbf, 0x01, 0xe4, 0xe2, 0x90, 0x5d, 0x60, 0x7e, 0xa9, 0xcb, 0xa4, 0xdc, 0xff, 0x00,
+	0x9e, 0xdd, 0x44, 0xfd, 0x7e, 0xc8, 0x83, 0xf1, 0x20, 0xc6, 0x91, 0x2c, 0x76, 0x62, 0xdf, 0x91,
+	0xf5, 0xfc, 0x88, 0x98, 0x76, 0x68, 0x5b, 0x9b, 0x67, 0x50, 0x93, 0x92, 0xf3, 0x79, 0x3d, 0x84,
+	0xfb, 0xd7, 0x20, 0xbf, 0x17, 0x07, 0x84, 0xda, 0x77, 0x64, 0x9d, 0xae, 0x53, 0xda, 0xd2, 0x1b,
+	0xdb, 0xfa, 0x34, 0xb9, 0x65, 0xe7, 0xb6, 0x7f, 0x06, 0x2b, 0x1f, 0x88, 0x7a, 0x41, 0xd0, 0xb3,
+	0xa6, 0xfe, 0x2f, 0xd8, 0xcc, 0xfe, 0x0b, 0x36, 0xdb, 0x34, 0x1d, 0xff, 0x2a, 0x88, 0x53, 0x7c,
+	0x3c, 0x91, 0x77, 0x60, 0xe2, 0x7c, 0xf7, 0x87, 0xbc, 0xfe, 0x52, 0x97, 0x3a, 0x1d, 0xba, 0xfd,
+	0x73, 0x28, 0x2a, 0x6d, 0x96, 0x8a, 0xdb, 0xa8, 0xff, 0xdd, 0xa8, 0x2b, 0x97, 0xc7, 0xa9, 0xd8,
+	0xfe, 0x06, 0xaa, 0x4a, 0x3f, 0xc2, 0x83, 0x74, 0x78, 0xcb, 0x18, 0xfe, 0x61, 0x8c, 0x94, 0xa5,
+	0xe6, 0xbe, 0x54, 0xec, 0xd0, 0xed, 0x0e, 0xac, 0xce, 0x19, 0xba, 0x65, 0x38, 0xff, 0x34, 0x96,
+	0x2a, 0x33, 0x4b, 0x32, 0xa6, 0x5f, 0x42, 0x49, 0x99, 0x12, 0x84, 0x5e, 0xde, 0xc6, 0xca, 0xbf,
+	0x8c, 0x15, 0x55, 0x09, 0x8f, 0xd0, 0xcb, 0xed, 0x77, 0x50, 0x53, 0x16, 0x06, 0x8c, 0x89, 0x98,
+	0xa9, 0x3f, 0x4f, 0xb7, 0xb0, 0xf3, 0x6f, 0x63, 0x47, 0x25, 0xb2, 0x3b, 0x53, 0xdd, 0xfd, 0x0a,
+	0x9e, 0x87, 0x6c, 0xdc, 0x4c, 0x02, 0xc1, 0x92, 0x11, 0x89, 0x83, 0x41, 0xd2, 0x14, 0x1c, 0x7f,
+	0xcb, 0x78, 0x33, 0x26, 0x83, 0x99, 0xbd, 0x5d, 0xf0, 0x14, 0x28, 0xdb, 0xfb, 0xff, 0x00, 0x00,
+	0x00, 0xff, 0xff, 0x70, 0x88, 0xcd, 0x71, 0xe2, 0x0f, 0x00, 0x00,
+}
diff --git a/accounts/usbwallet/internal/trezor/types.proto b/accounts/usbwallet/internal/trezor/types.proto
new file mode 100644
index 000000000..3a358a584
--- /dev/null
+++ b/accounts/usbwallet/internal/trezor/types.proto
@@ -0,0 +1,276 @@
+// This file originates from the SatoshiLabs Trezor `common` repository at:
+//   https://github.com/trezor/trezor-common/blob/master/protob/types.proto
+// dated 28.07.2017, commit dd8ec3231fb5f7992360aff9bdfe30bb58130f4b.
+
+/**
+ * Types for TREZOR communication
+ *
+ * @author	Marek Palatinus <slush@satoshilabs.com>
+ * @version	1.2
+ */
+
+// Sugar for easier handling in Java
+option java_package = "com.satoshilabs.trezor.lib.protobuf";
+option java_outer_classname = "TrezorType";
+
+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
+}
+
+/**
+ * Type of failures returned by Failure message
+ * @used_in Failure
+ */
+enum FailureType {
+	Failure_UnexpectedMessage = 1;
+	Failure_ButtonExpected = 2;
+	Failure_DataError = 3;
+	Failure_ActionCancelled = 4;
+	Failure_PinExpected = 5;
+	Failure_PinCancelled = 6;
+	Failure_PinInvalid = 7;
+	Failure_InvalidSignature = 8;
+	Failure_ProcessError = 9;
+	Failure_NotEnoughFunds = 10;
+	Failure_NotInitialized = 11;
+	Failure_FirmwareError = 99;
+}
+
+/**
+ * Type of script which will be used for transaction output
+ * @used_in TxOutputType
+ */
+enum OutputScriptType {
+	PAYTOADDRESS = 0;	// used for all addresses (bitcoin, p2sh, witness)
+	PAYTOSCRIPTHASH = 1;	// p2sh address (deprecated; use PAYTOADDRESS)
+	PAYTOMULTISIG = 2;	// only for change output
+	PAYTOOPRETURN = 3;	// op_return
+	PAYTOWITNESS = 4;	// only for change output
+	PAYTOP2SHWITNESS = 5;	// only for change output
+}
+
+/**
+ * Type of script which will be used for transaction output
+ * @used_in TxInputType
+ */
+enum InputScriptType {
+	SPENDADDRESS = 0;		// standard p2pkh address
+	SPENDMULTISIG = 1;		// p2sh multisig address
+	EXTERNAL = 2;			// reserved for external inputs (coinjoin)
+	SPENDWITNESS = 3;		// native segwit
+	SPENDP2SHWITNESS = 4;		// segwit over p2sh (backward compatible)
+}
+
+/**
+ * Type of information required by transaction signing process
+ * @used_in TxRequest
+ */
+enum RequestType {
+	TXINPUT = 0;
+	TXOUTPUT = 1;
+	TXMETA = 2;
+	TXFINISHED = 3;
+	TXEXTRADATA = 4;
+}
+
+/**
+ * Type of button request
+ * @used_in ButtonRequest
+ */
+enum ButtonRequestType {
+	ButtonRequest_Other = 1;
+	ButtonRequest_FeeOverThreshold = 2;
+	ButtonRequest_ConfirmOutput = 3;
+	ButtonRequest_ResetDevice = 4;
+	ButtonRequest_ConfirmWord = 5;
+	ButtonRequest_WipeDevice = 6;
+	ButtonRequest_ProtectCall = 7;
+	ButtonRequest_SignTx = 8;
+	ButtonRequest_FirmwareCheck = 9;
+	ButtonRequest_Address = 10;
+	ButtonRequest_PublicKey = 11;
+}
+
+/**
+ * Type of PIN request
+ * @used_in PinMatrixRequest
+ */
+enum PinMatrixRequestType {
+	PinMatrixRequestType_Current = 1;
+	PinMatrixRequestType_NewFirst = 2;
+	PinMatrixRequestType_NewSecond = 3;
+}
+
+/**
+ * Type of recovery procedure. These should be used as bitmask, e.g.,
+ * `RecoveryDeviceType_ScrambledWords | RecoveryDeviceType_Matrix`
+ * listing every method supported by the host computer.
+ *
+ * Note that ScrambledWords must be supported by every implementation
+ * for backward compatibility; there is no way to not support it.
+ *
+ * @used_in RecoveryDevice
+ */
+enum RecoveryDeviceType {
+	// use powers of two when extending this field
+	RecoveryDeviceType_ScrambledWords = 0;		// words in scrambled order
+	RecoveryDeviceType_Matrix = 1;				// matrix recovery type
+}
+
+/**
+ * Type of Recovery Word request
+ * @used_in WordRequest
+ */
+enum WordRequestType {
+	WordRequestType_Plain = 0;
+	WordRequestType_Matrix9 = 1;
+	WordRequestType_Matrix6 = 2;
+}
+
+/**
+ * Structure representing BIP32 (hierarchical deterministic) node
+ * Used for imports of private key into the device and exporting public key out of device
+ * @used_in PublicKey
+ * @used_in LoadDevice
+ * @used_in DebugLinkState
+ * @used_in Storage
+ */
+message HDNodeType {
+	required uint32 depth = 1;
+	required uint32 fingerprint = 2;
+	required uint32 child_num = 3;
+	required bytes chain_code = 4;
+	optional bytes private_key = 5;
+	optional bytes public_key = 6;
+}
+
+message HDNodePathType {
+	required HDNodeType node = 1;						// BIP-32 node in deserialized form
+	repeated uint32 address_n = 2;						// BIP-32 path to derive the key from node
+}
+
+/**
+ * Structure representing Coin
+ * @used_in Features
+ */
+message CoinType {
+	optional string coin_name = 1;
+	optional string coin_shortcut = 2;
+	optional uint32 address_type = 3 [default=0];
+	optional uint64 maxfee_kb = 4;
+	optional uint32 address_type_p2sh = 5 [default=5];
+	optional string signed_message_header = 8;
+	optional uint32 xpub_magic = 9 [default=76067358];	// default=0x0488b21e
+	optional uint32 xprv_magic = 10 [default=76066276];	// default=0x0488ade4
+	optional bool segwit = 11;
+	optional uint32 forkid = 12;
+}
+
+/**
+ * Type of redeem script used in input
+ * @used_in TxInputType
+ */
+message MultisigRedeemScriptType {
+	repeated HDNodePathType pubkeys = 1;					// pubkeys from multisig address (sorted lexicographically)
+	repeated bytes signatures = 2;						// existing signatures for partially signed input
+	optional uint32 m = 3;							// "m" from n, how many valid signatures is necessary for spending
+}
+
+/**
+ * Structure representing transaction input
+ * @used_in SimpleSignTx
+ * @used_in TransactionType
+ */
+message TxInputType {
+	repeated uint32 address_n = 1;						// BIP-32 path to derive the key from master node
+	required bytes prev_hash = 2;						// hash of previous transaction output to spend by this input
+	required uint32 prev_index = 3;						// index of previous output to spend
+	optional bytes script_sig = 4;						// script signature, unset for tx to sign
+	optional uint32 sequence = 5 [default=4294967295];			// sequence (default=0xffffffff)
+	optional InputScriptType script_type = 6 [default=SPENDADDRESS];	// defines template of input script
+	optional MultisigRedeemScriptType multisig = 7;				// Filled if input is going to spend multisig tx
+	optional uint64 amount = 8;						// amount of previous transaction output (for segwit only)
+}
+
+/**
+ * Structure representing transaction output
+ * @used_in SimpleSignTx
+ * @used_in TransactionType
+ */
+message TxOutputType {
+	optional string address = 1;			// target coin address in Base58 encoding
+	repeated uint32 address_n = 2;			// BIP-32 path to derive the key from master node; has higher priority than "address"
+	required uint64 amount = 3;			// amount to spend in satoshis
+	required OutputScriptType script_type = 4;	// output script type
+	optional MultisigRedeemScriptType multisig = 5; // defines multisig address; script_type must be PAYTOMULTISIG
+	optional bytes op_return_data = 6;		// defines op_return data; script_type must be PAYTOOPRETURN, amount must be 0
+}
+
+/**
+ * Structure representing compiled transaction output
+ * @used_in TransactionType
+ */
+message TxOutputBinType {
+	required uint64 amount = 1;
+	required bytes script_pubkey = 2;
+}
+
+/**
+ * Structure representing transaction
+ * @used_in SimpleSignTx
+ */
+message TransactionType {
+	optional uint32 version = 1;
+	repeated TxInputType inputs = 2;
+	repeated TxOutputBinType bin_outputs = 3;
+	repeated TxOutputType outputs = 5;
+	optional uint32 lock_time = 4;
+	optional uint32 inputs_cnt = 6;
+	optional uint32 outputs_cnt = 7;
+	optional bytes extra_data = 8;
+	optional uint32 extra_data_len = 9;
+}
+
+/**
+ * Structure representing request details
+ * @used_in TxRequest
+ */
+message TxRequestDetailsType {
+	optional uint32 request_index = 1;	// device expects TxAck message from the computer
+	optional bytes tx_hash = 2;		// tx_hash of requested transaction
+	optional uint32 extra_data_len = 3;	// length of requested extra data
+	optional uint32 extra_data_offset = 4;	// offset of requested extra data
+}
+
+/**
+ * Structure representing serialized data
+ * @used_in TxRequest
+ */
+message TxRequestSerializedType {
+	optional uint32 signature_index = 1;	// 'signature' field contains signed input of this index
+	optional bytes signature = 2;		// signature of the signature_index input
+	optional bytes serialized_tx = 3;	// part of serialized and signed transaction
+}
+
+/**
+ * Structure representing identity data
+ * @used_in IdentityType
+ */
+message IdentityType {
+	optional string proto = 1;			// proto part of URI
+	optional string user = 2;			// user part of URI
+	optional string host = 3;			// host part of URI
+	optional string port = 4;			// port part of URI
+	optional string path = 5;			// path part of URI
+	optional uint32 index = 6 [default=0];		// identity index
+}