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ledger.py: fix EOF not always set

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Clement Bouvet
2023-02-07 16:11:32 +01:00
parent f4202095f6
commit b782b610a9
1 changed files with 4 additions and 5 deletions
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9
libagent/device/ledger.py
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@@ -121,12 +121,11 @@ class LedgerNanoS(interface.Device):
else: else:
p2 = '82' if identity.identity_dict['proto'] == 'ssh' else '02' p2 = '82' if identity.identity_dict['proto'] == 'ssh' else '02'
if offset == 0: if offset + chunk_size == len(blob) and self.ledger_app_supports_end_of_frame_byte:
p1 = "00" # mark that we are at the end of the frame
elif offset + chunk_size == len(blob) and self.ledger_app_supports_end_of_frame_byte: p1 = "80" if offset == 0 else "81"
p1 = "81" # end of frame byte only handled in 0.0.8+
else: else:
p1 = "01" p1 = "00" if offset == 0 else "01"
apdu = binascii.unhexlify('80' + ins + p1 + p2) + len(data).to_bytes(1, 'little') + data apdu = binascii.unhexlify('80' + ins + p1 + p2) + len(data).to_bytes(1, 'little') + data