def print_device_info(devicefd):
version = c_int()
if libc.ioctl(devicefd, EVIOCGVERSION, byref(version)):
print("evtest: can't get version")
sys.exit(os.EX_IOERR)
version = version.value
print('Input driver version is {}.{}.{}'.format(version >> 16,
(version >> 8) & 0xff, version & 0xff))
id = input_id()
libc.ioctl(devicefd, EVIOCGID, byref(id))
print('Input device ID: bus {0:#x} vendor {1:#x} product {2:#x} version {3:#x}'.format(
id.bustype, id.vendor, id.product, id.version))
name = (c_char * 256)()
libc.ioctl(devicefd, EVIOCGNAME(sizeof(name)), byref(name))
print('Input device name: "{}"'.format(name.value.decode('utf-8')));
evbits = (c_ulong * num_longs(EV_MAX))()
libc.ioctl(devicefd, EVIOCGBIT(0, EV_MAX), byref(evbits))
print('Supported events:')
for type in range(EV_MAX):
if test_bit(type, evbits) and type != Events.EV_REP:
print(' Event type {} ({})'.format(type, Events.reverse_mapping(type)))
if type == Events.EV_SYN:
continue
codebits = (c_ulong * num_longs(KEY_MAX))()
libc.ioctl(devicefd, EVIOCGBIT(type, KEY_MAX), byref(codebits));
for code in range(KEY_MAX):
if test_bit(code, codebits):
print(' Event code {} ({})'.format(code, codename(type, code)))
if test_bit(Events.EV_REP, evbits):
print('Key repeat handling:')
print(' Repeat type {} ({})'.format(Events.EV_REP, Events.reverse_mapping(Events.EV_REP)))
repbits = (c_uint * REP_CNT)()
libc.ioctl(devicefd, EVIOCGREP, byref(repbits))
for rep in range(REP_CNT):
print(' Repeat code {} ({})'.format(rep, Repeats.reverse_mapping(rep)))
print(' Value {}'.format(repbits[rep]))
def print_single_event(event):
code = event.code
type = event.type
print('Event: time {}.{}, '.format(event.tv_sec, event.tv_usec), end='')
if type == Events.EV_SYN:
if code == Syns.SYN_MT_REPORT:
print('++++++++++++++ %s ++++++++++++' % codename(type, code))
elif code == Syns.SYN_DROPPED:
print('>>>>>>>>>>>>>> %s <<<<<<<<<<<<' % codename(type, code))
else:
print('-------------- %s ------------' % codename(type, code))
else:
eventstr = 'type {} ({}), code {} ({}), '.format(
type, Events.reverse_mapping(type),
code, codename(type, code) )
print(eventstr, end='')
if (type == Events.EV_MSC and (code == Misc.MSC_RAW or code == Misc.MSC_SCAN)):
print('value {0:#x}'.format(event.value))
else:
print('value {}'.format(event.value))
def codename(type, code): name = Events.reverse_mapping(type) return Names[name].reverse_mapping(code)
