mirror of
https://github.com/trezor/trezor-firmware.git
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52 lines
1.5 KiB
Python
52 lines
1.5 KiB
Python
import trezor_pb2 as proto
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from transport import NotImplementedException
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def pin_info(pin):
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print "Device asks for PIN %s" % pin
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def button_press(yes_no):
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print "User pressed", '"y"' if yes_no else '"n"'
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class DebugLink(object):
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def __init__(self, transport, pin_func=pin_info, button_func=button_press):
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self.transport = transport
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self.pin_func = pin_func
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self.button_func = button_func
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def read_pin(self):
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self.transport.write(proto.DebugLinkGetState(pin=True, matrix=True))
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obj = self.transport.read_blocking()
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print "Read PIN:", obj.pin
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print "Read matrix:", obj.matrix
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return (obj.pin, obj.matrix)
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def read_pin_encoded(self):
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pin, matrix = self.read_pin()
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# Now we have real PIN and PIN matrix.
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# We have to encode that into encoded pin,
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# because application must send back positions
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# on keypad, not a real PIN.
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pin_encoded = ''.join([ str(matrix.index(p) + 1) for p in pin])
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print "Encoded PIN:", pin_encoded
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self.pin_func(pin_encoded)
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return pin_encoded
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def press_button(self, yes_no):
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print "Pressing", yes_no
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self.button_func(yes_no)
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self.transport.write(proto.DebugLinkDecision(yes_no=yes_no))
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def press_yes(self):
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self.press_button(True)
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def press_no(self):
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self.press_button(False)
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def stop(self):
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self.transport.write(proto.DebugLinkStop())
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