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Replace PiKVM special handling with more generic one #34

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merged 1 commit into from
Nov 8, 2024
Merged

Replace PiKVM special handling with more generic one #34

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14 changes: 12 additions & 2 deletions qubes-rpc/qubes-input-trigger
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Original file line number Diff line number Diff line change
Expand Up @@ -36,15 +36,25 @@ def get_args():

def get_service_name(udevreturn, input_dev):
service = None
try:
devpath = [line.split("=", 1)[1] for line in udevreturn.splitlines()
if line.startswith("DEVPATH=")][0]
with open(f"/sys/{devpath}/device/capabilities/abs", "rb") as f:
abs_bytes = f.read()
# we care about only the first byte - that's where X,Y axies are
abs_caps = abs_bytes[0]
except (IndexError, FileNotFoundError):
abs_caps = 0
if (
('ID_INPUT_TABLET' in udevreturn) or
('ID_INPUT_TOUCHSCREEN' in udevreturn) or
('ID_INPUT_TOUCHPAD' in udevreturn) or
('QEMU_USB_Tablet' in udevreturn)
) and 'ID_INPUT_KEY' not in udevreturn:
service = 'qubes-input-sender-tablet'
# PiKVM "mouse" is special, as it sends absolute events
elif 'ID_INPUT_MOUSE' in udevreturn and 'ID_USB_VENDOR=PiKVM' in udevreturn:
# if mouse report absolute events, prefer tablet service
# (0x3 is ABS_X | ABS_Y)
elif 'ID_INPUT_MOUSE' in udevreturn and abs_caps & 0x3:
service = 'qubes-input-sender-tablet'
elif 'ID_INPUT_MOUSE' in udevreturn and 'ID_INPUT_KEY' not in udevreturn:
service = 'qubes-input-sender-mouse'
Expand Down