Update client to add command for 'Perform Privacy Operation'

client/src/ledger_app_clients/ethereum/client.py

@@ -147,6 +147,14 @@ class EthAppClient:
         return self._exchange_async(self._cmd_builder.get_eth2_public_addr(display,
                                                                            bip32_path))
 
+    def perform_privacy_operation(self,
+                                  display: bool = True,
+                                  bip32_path: str = "m/44'/60'/0'/0/0",
+                                  pubkey: bytes = bytes()):
+        return self._exchange(self._cmd_builder.perform_privacy_operation(display,
+                                                                          bip32_path,
+                                                                          pubkey))
+
     def provide_domain_name(self, challenge: int, name: str, addr: bytes) -> RAPDU:
         payload = format_tlv(DomainNameTag.STRUCTURE_TYPE, 3)  # TrustedDomainName
         payload += format_tlv(DomainNameTag.STRUCTURE_VERSION, 1)

client/src/ledger_app_clients/ethereum/command_builder.py

@@ -17,6 +17,7 @@ class InsType(IntEnum):
     PROVIDE_ERC20_TOKEN_INFORMATION = 0x0a
     PROVIDE_NFT_INFORMATION = 0x14
     SET_PLUGIN = 0x16
+    PERFORM_PRIVACY_OPERATION = 0x18
     EIP712_SEND_STRUCT_DEF = 0x1a
     EIP712_SEND_STRUCT_IMPL = 0x1c
     EIP712_SEND_FILTERING = 0x1e
@@ -260,6 +261,16 @@ class CommandBuilder:
                                0x00,
                                payload)
 
+    def perform_privacy_operation(self,
+                                  display: bool,
+                                  bip32_path: str,
+                                  pubkey: bytes) -> bytes:
+        payload = pack_derivation_path(bip32_path)
+        return self._serialize(InsType.PERFORM_PRIVACY_OPERATION,
+                               int(display),
+                               0x01 if pubkey else 0x00,
+                               payload + pubkey)
+
     def set_plugin(self,
                    type_: int,
                    version: int,