Fix native Segwit transactions parsing

Author: btchip

btchip/btchip.py

@@ -149,7 +149,7 @@ def getTrustedInput(self, transaction, index):
 			apdu.extend(params)
 			self.dongle.exchange(bytearray(apdu))
 			offset = 0
-			while (offset < len(trinput.script)):
+                        while True:
 				blockLength = 251
 				if ((offset + blockLength) < len(trinput.script)):
 					dataLength = blockLength
@@ -162,6 +162,8 @@ def getTrustedInput(self, transaction, index):
 				apdu.extend(params)
 				self.dongle.exchange(bytearray(apdu))
 				offset += dataLength
+                                if (offset >= len(trinput.script)):
+                                    break
 		# Number of outputs
 		apdu = [ self.BTCHIP_CLA, self.BTCHIP_INS_GET_TRUSTED_INPUT, 0x80, 0x00 ]
 		params = []

setup.py

@@ -7,7 +7,7 @@
 here = dirname(__file__)
 setup(
     name='btchip-python',
-    version='0.1.22',
+    version='0.1.23',
     author='BTChip',
     author_email='[email protected]',
     description='Python library to communicate with Ledger Nano dongle',