common: Add ownership_proof field to TxInputType.

common/protob/messages-bitcoin.proto

@@ -217,6 +217,8 @@ message TxAck {
             // optional bytes prev_block_hash_bip115 = 11;     // BIP-115 support dropped
             // optional uint32 prev_block_height_bip115 = 12;  // BIP-115 support dropped
             optional bytes witness = 13;                                        // witness data, only set for EXTERNAL inputs
+            optional bytes ownership_proof = 14;                                // SLIP-0019 proof of ownership, only set for EXTERNAL inputs
+
         }
         /**
         * Structure representing compiled transaction output

core/src/trezor/messages/TxInputType.py

@@ -27,6 +27,7 @@ class TxInputType(p.MessageType):
         amount: int = None,
         decred_tree: int = None,
         witness: bytes = None,
+        ownership_proof: bytes = None,
     ) -> None:
         self.address_n = address_n if address_n is not None else []
         self.prev_hash = prev_hash
@@ -38,6 +39,7 @@ class TxInputType(p.MessageType):
         self.amount = amount
         self.decred_tree = decred_tree
         self.witness = witness
+        self.ownership_proof = ownership_proof
 
     @classmethod
     def get_fields(cls) -> Dict:
@@ -52,4 +54,5 @@ class TxInputType(p.MessageType):
             8: ('amount', p.UVarintType, 0),
             9: ('decred_tree', p.UVarintType, 0),
             13: ('witness', p.BytesType, 0),
+            14: ('ownership_proof', p.BytesType, 0),
         }

legacy/firmware/protob/messages-bitcoin.options

@@ -32,6 +32,7 @@ TxInputType.address_n                                       max_count:8
 TxInputType.prev_hash                                       max_size:32
 TxInputType.script_sig                                      max_size:1650
 TxInputType.witness                                         max_size:109
+TxInputType.ownership_proof                                 max_size:171
 
 TxOutputType.address                                        max_size:130
 TxOutputType.address_n                                      max_count:8

python/src/trezorlib/messages/TxInputType.py

@@ -27,6 +27,7 @@ class TxInputType(p.MessageType):
         amount: int = None,
         decred_tree: int = None,
         witness: bytes = None,
+        ownership_proof: bytes = None,
     ) -> None:
         self.address_n = address_n if address_n is not None else []
         self.prev_hash = prev_hash
@@ -38,6 +39,7 @@ class TxInputType(p.MessageType):
         self.amount = amount
         self.decred_tree = decred_tree
         self.witness = witness
+        self.ownership_proof = ownership_proof
 
     @classmethod
     def get_fields(cls) -> Dict:
@@ -52,4 +54,5 @@ class TxInputType(p.MessageType):
             8: ('amount', p.UVarintType, 0),
             9: ('decred_tree', p.UVarintType, 0),
             13: ('witness', p.BytesType, 0),
+            14: ('ownership_proof', p.BytesType, 0),
         }