128 lines
3.4 KiB
Python
128 lines
3.4 KiB
Python
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#!/usr/bin/python3
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from optparse import OptionParser
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import usb
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import sys
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VENDOR_ID = 0x1532 # Razer
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PRODUCT_ID_BLACK_WIDOW = 0x010e # BlackWidow / BlackWidow Ultimate
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PRODUCT_ID_BLACK_WIDOW_2013 = 0x011b # BlackWidow 2013
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USB_REQUEST_TYPE = 0x21 # Host To Device | Class | Interface
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USB_REQUEST = 0x09 # SET_REPORT
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USB_VALUE = 0x0300
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USB_INDEX = 0x2
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USB_INTERFACE = 2
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LOG=sys.stderr.write
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class blackwidow(object):
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kernel_driver_detached = False
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def __init__(self):
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self.device = usb.core.find(idVendor=VENDOR_ID, idProduct=PRODUCT_ID_BLACK_WIDOW)
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if self.device is None:
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self.device = usb.core.find(idVendor=VENDOR_ID, idProduct=PRODUCT_ID_BLACK_WIDOW_2013)
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if self.device is None:
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LOG("No device found.\n")
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return
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else:
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LOG("Found device Black Widow 2013.\n")
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else:
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LOG("Found device Black Widow.\n")
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if self.device.is_kernel_driver_active(USB_INTERFACE):
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LOG("Kernel driver active. Detaching it.\n")
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self.device.detach_kernel_driver(USB_INTERFACE)
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self.kernel_driver_detached = True
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LOG("Claiming interface\n")
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usb.util.claim_interface(self.device, USB_INTERFACE)
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def __del__(self):
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if self.device_found():
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LOG("Releasing claimed interface\n")
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usb.util.release_interface(self.device, USB_INTERFACE)
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if self.kernel_driver_detached:
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LOG("Reattaching the kernel driver\n")
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self.device.attach_kernel_driver(USB_INTERFACE)
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LOG("Done.\n")
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def bwcmd(self, c):
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from functools import reduce
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c1 = bytes.fromhex(c)
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c2 = [ reduce(int.__xor__, c1) ]
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b = [0] * 90
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b[5:5+len(c1)] = c1
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b[-2:-1] = c2
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return bytes(b)
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def device_found(self):
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return self.device is not None
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def send(self, c):
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def _send(msg):
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USB_BUFFER = self.bwcmd(msg)
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result = 0
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try:
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result = self.device.ctrl_transfer(USB_REQUEST_TYPE, USB_REQUEST, wValue=USB_VALUE, wIndex=USB_INDEX, data_or_wLength=USB_BUFFER)
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except:
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sys.stderr.write("Could not send data.\n")
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if result == len(USB_BUFFER):
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LOG("Data sent successfully.\n")
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return result
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if isinstance(c, list):
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for i in c:
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print(' >> {}\n'.format(i))
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_send(i)
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elif isinstance(c, str):
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_send(c)
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def main():
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init_new = '0200 0403'
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init_old = '0200 0402'
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pulsate = '0303 0201 0402'
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bright = '0303 0301 04ff'
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normal = '0303 0301 04a8'
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dim = '0303 0301 0454'
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off = '0303 0301 0400'
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usage = "usage: %prog [options]"
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parser = OptionParser(usage=usage)
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parser.add_option("-i", "--init", action="store_true", dest="init", default=False, help="initiates the functionality of macro keys")
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parser.add_option("-l", "--set-led", type="string", dest="led", default="unmodified", help="sets the status of the led (pulsate, bright, normal, dim, off)", metavar="STATUS")
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(options, args) = parser.parse_args()
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bw = blackwidow()
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if bw.device_found():
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if options.init == True:
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LOG("Sending initiation command\n")
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bw.send(init_old)
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if options.led == "unmodified":
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()
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elif options.led == "pulsate":
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LOG("Sending led pulsate command\n")
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bw.send(pulsate)
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elif options.led == "bright":
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LOG("Sending led bright command\n")
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bw.send(bright)
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elif options.led == "normal":
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LOG("Sending led normal command\n")
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bw.send(normal)
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elif options.led == "dim":
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LOG("Sending led dim command\n")
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bw.send(dim)
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elif options.led == "off":
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LOG("Sending led off command\n")
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bw.send(off)
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else:
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LOG("Given led status is unknown and will be ignored.\n")
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if __name__ == '__main__':
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main()
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