feat(proto): add amount_unit to AuthorizeCoinJoin and SignTx

common/protob/messages-bitcoin.proto

@@ -31,6 +31,16 @@ enum OutputScriptType {
     PAYTOP2SHWITNESS = 5;   // only for change output
 }
 
+/**
+ * Unit to be used when showing amounts on the display
+ */
+ enum AmountUnit {
+    BITCOIN = 0;        // BTC
+    MILLIBITCOIN = 1;   // mBTC
+    MICROBITCOIN = 2;   // uBTC
+    SATOSHI = 3;        // sat
+}
+
 /**
  * Type of redeem script used in input
  * @embed
@@ -161,16 +171,17 @@ message VerifyMessage {
  * @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
-    optional uint32 expiry = 6;                         // only for Decred and Zcash
-    optional bool overwintered = 7 [deprecated=true];   // deprecated in 2.3.2, the field is not needed as it can be derived from `version`
-    optional uint32 version_group_id = 8;               // only for Zcash, nVersionGroupId
-    optional uint32 timestamp = 9;                      // only for Peercoin
-    optional uint32 branch_id = 10;                     // only for Zcash, BRANCH_ID
+    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
+    optional uint32 expiry = 6;                             // only for Decred and Zcash
+    optional bool overwintered = 7 [deprecated=true];       // deprecated in 2.3.2, the field is not needed as it can be derived from `version`
+    optional uint32 version_group_id = 8;                   // only for Zcash, nVersionGroupId
+    optional uint32 timestamp = 9;                          // only for Peercoin
+    optional uint32 branch_id = 10;                         // only for Zcash, BRANCH_ID
+    optional AmountUnit amount_unit = 11 [default=BITCOIN]; // show amounts in
 }
 
 /**
@@ -535,4 +546,5 @@ message AuthorizeCoinJoin {
     repeated uint32 address_n = 4;                                      // prefix of the BIP-32 path leading to the account (m / purpose' / coin_type' / account')
     optional string coin_name = 5 [default='Bitcoin'];                  // coin to use
     optional InputScriptType script_type = 6 [default=SPENDADDRESS];    // used to distinguish between various address formats (non-segwit, segwit, etc.)
+    optional AmountUnit amount_unit = 11 [default=BITCOIN];             // show amounts in
 }

core/src/trezor/messages/AmountUnit.py

@@ -0,0 +1,12 @@
+# Automatically generated by pb2py
+# fmt: off
+if __debug__:
+    try:
+        from typing_extensions import Literal  # noqa: F401
+    except ImportError:
+        pass
+
+BITCOIN: Literal[0] = 0
+MILLIBITCOIN: Literal[1] = 1
+MICROBITCOIN: Literal[2] = 2
+SATOSHI: Literal[3] = 3

core/src/trezor/messages/AuthorizeCoinJoin.py

@@ -7,6 +7,7 @@ if __debug__:
         from typing import Dict, List  # noqa: F401
         from typing_extensions import Literal  # noqa: F401
         EnumTypeInputScriptType = Literal[0, 1, 2, 3, 4]
+        EnumTypeAmountUnit = Literal[0, 1, 2, 3]
     except ImportError:
         pass
 
@@ -24,6 +25,7 @@ class AuthorizeCoinJoin(p.MessageType):
         fee_per_anonymity: int = None,
         coin_name: str = "Bitcoin",
         script_type: EnumTypeInputScriptType = 0,
+        amount_unit: EnumTypeAmountUnit = 0,
     ) -> None:
         self.address_n = address_n if address_n is not None else []
         self.coordinator = coordinator
@@ -31,6 +33,7 @@ class AuthorizeCoinJoin(p.MessageType):
         self.fee_per_anonymity = fee_per_anonymity
         self.coin_name = coin_name
         self.script_type = script_type
+        self.amount_unit = amount_unit
 
     @classmethod
     def get_fields(cls) -> Dict:
@@ -41,4 +44,5 @@ class AuthorizeCoinJoin(p.MessageType):
             4: ('address_n', p.UVarintType, p.FLAG_REPEATED),
             5: ('coin_name', p.UnicodeType, "Bitcoin"),  # default=Bitcoin
             6: ('script_type', p.EnumType("InputScriptType", (0, 1, 2, 3, 4)), 0),  # default=SPENDADDRESS
+            11: ('amount_unit', p.EnumType("AmountUnit", (0, 1, 2, 3)), 0),  # default=BITCOIN
         }

core/src/trezor/messages/SignTx.py

@@ -6,6 +6,7 @@ if __debug__:
     try:
         from typing import Dict, List  # noqa: F401
         from typing_extensions import Literal  # noqa: F401
+        EnumTypeAmountUnit = Literal[0, 1, 2, 3]
     except ImportError:
         pass
 
@@ -25,6 +26,7 @@ class SignTx(p.MessageType):
         version_group_id: int = None,
         timestamp: int = None,
         branch_id: int = None,
+        amount_unit: EnumTypeAmountUnit = 0,
     ) -> None:
         self.outputs_count = outputs_count
         self.inputs_count = inputs_count
@@ -35,6 +37,7 @@ class SignTx(p.MessageType):
         self.version_group_id = version_group_id
         self.timestamp = timestamp
         self.branch_id = branch_id
+        self.amount_unit = amount_unit
 
     @classmethod
     def get_fields(cls) -> Dict:
@@ -48,4 +51,5 @@ class SignTx(p.MessageType):
             8: ('version_group_id', p.UVarintType, None),
             9: ('timestamp', p.UVarintType, None),
             10: ('branch_id', p.UVarintType, None),
+            11: ('amount_unit', p.EnumType("AmountUnit", (0, 1, 2, 3)), 0),  # default=BITCOIN
         }

python/src/trezorlib/messages/AmountUnit.py

@@ -0,0 +1,12 @@
+# Automatically generated by pb2py
+# fmt: off
+if __debug__:
+    try:
+        from typing_extensions import Literal  # noqa: F401
+    except ImportError:
+        pass
+
+BITCOIN: Literal[0] = 0
+MILLIBITCOIN: Literal[1] = 1
+MICROBITCOIN: Literal[2] = 2
+SATOSHI: Literal[3] = 3

python/src/trezorlib/messages/AuthorizeCoinJoin.py

@@ -7,6 +7,7 @@ if __debug__:
         from typing import Dict, List  # noqa: F401
         from typing_extensions import Literal  # noqa: F401
         EnumTypeInputScriptType = Literal[0, 1, 2, 3, 4]
+        EnumTypeAmountUnit = Literal[0, 1, 2, 3]
     except ImportError:
         pass
 
@@ -24,6 +25,7 @@ class AuthorizeCoinJoin(p.MessageType):
         fee_per_anonymity: int = None,
         coin_name: str = "Bitcoin",
         script_type: EnumTypeInputScriptType = 0,
+        amount_unit: EnumTypeAmountUnit = 0,
     ) -> None:
         self.address_n = address_n if address_n is not None else []
         self.coordinator = coordinator
@@ -31,6 +33,7 @@ class AuthorizeCoinJoin(p.MessageType):
         self.fee_per_anonymity = fee_per_anonymity
         self.coin_name = coin_name
         self.script_type = script_type
+        self.amount_unit = amount_unit
 
     @classmethod
     def get_fields(cls) -> Dict:
@@ -41,4 +44,5 @@ class AuthorizeCoinJoin(p.MessageType):
             4: ('address_n', p.UVarintType, p.FLAG_REPEATED),
             5: ('coin_name', p.UnicodeType, "Bitcoin"),  # default=Bitcoin
             6: ('script_type', p.EnumType("InputScriptType", (0, 1, 2, 3, 4)), 0),  # default=SPENDADDRESS
+            11: ('amount_unit', p.EnumType("AmountUnit", (0, 1, 2, 3)), 0),  # default=BITCOIN
         }

python/src/trezorlib/messages/SignTx.py

@@ -6,6 +6,7 @@ if __debug__:
     try:
         from typing import Dict, List  # noqa: F401
         from typing_extensions import Literal  # noqa: F401
+        EnumTypeAmountUnit = Literal[0, 1, 2, 3]
     except ImportError:
         pass
 
@@ -26,6 +27,7 @@ class SignTx(p.MessageType):
         version_group_id: int = None,
         timestamp: int = None,
         branch_id: int = None,
+        amount_unit: EnumTypeAmountUnit = 0,
     ) -> None:
         self.outputs_count = outputs_count
         self.inputs_count = inputs_count
@@ -37,6 +39,7 @@ class SignTx(p.MessageType):
         self.version_group_id = version_group_id
         self.timestamp = timestamp
         self.branch_id = branch_id
+        self.amount_unit = amount_unit
 
     @classmethod
     def get_fields(cls) -> Dict:
@@ -51,4 +54,5 @@ class SignTx(p.MessageType):
             8: ('version_group_id', p.UVarintType, None),
             9: ('timestamp', p.UVarintType, None),
             10: ('branch_id', p.UVarintType, None),
+            11: ('amount_unit', p.EnumType("AmountUnit", (0, 1, 2, 3)), 0),  # default=BITCOIN
         }

python/src/trezorlib/messages/__init__.py

@@ -299,6 +299,7 @@ from .WebAuthnRemoveResidentCredential import WebAuthnRemoveResidentCredential
 from .WipeDevice import WipeDevice
 from .WordAck import WordAck
 from .WordRequest import WordRequest
+from . import AmountUnit
 from . import BackupType
 from . import BinanceOrderSide
 from . import BinanceOrderType