Initial work on create/uinput tests.

py/create.py

@@ -0,0 +1,79 @@
+import cinput, linux_uinput, ctypes, fcntl
+
+def open_uinput():
+    try:
+        f = open('/dev/uinput', 'w+')
+    except IOError:
+        try:
+            f = open('/dev/input/uinput', 'w+')
+        except IOError:
+            print 'FAIL MUCH?'
+            return None
+    return f
+
+def handle_specs(f, s):
+    print 'ioctl:', fcntl.ioctl(f, linux_uinput.UI_SET_EVBIT, cinput.EV_KEY)
+    print 'ioctl:', fcntl.ioctl(f, linux_uinput.UI_SET_KEYBIT, cinput.KEY_UP)
+
+
+def create_device(specs):
+    f = open_uinput()
+
+    if not f:
+        print 'Failed to open uinput'
+        return None
+
+    # Add keys, etc
+    handle_specs(f, specs)
+
+    # Allocate other info
+    # TODO:
+    # * Make sure the uidev structure is correct
+    # * Make sure that we are setting the values in the structure
+    # * Make sure the value is properly written to 'f'
+    uidev = linux_uinput.uinput_user_dev()
+
+    uidev.name = 'key2joy\0'
+    uidev._id.bustype = 0x03 # BUS_USB (TODO)
+    uidev._id.vendor = 0x42
+    uidev._id.product = 0xBEBE
+    uidev._id.product = 1
+
+    buf = buffer(uidev)[:]
+    print repr(buf)
+
+    # Write dev info
+    f.write(buf)
+
+    print 'ioctl:', fcntl.ioctl(f, linux_uinput.UI_DEV_CREATE)
+
+    return f
+
+create_device(None)
+
+print 'Hoi'
+import time
+time.sleep(5)
+# config
+#dev = {
+#   "input_devices" : [
+#        ("/dev/input/event3", "keyboard1"),
+#   ],
+#   "type" : "mouse", # "mixed" "mouse" "keyboard" "joystick" "clone"?
+#   "keymap" : {
+#       "any" : { # From
+#           EV_KEY : {
+#               KEY_UP : {
+#                    "type" : EV_REL
+#                    "key" : REL_X
+#                    "value" : lambda x: -x*10
+#               }
+#               KEY_DOWN : {
+#                    "type": EV_REL
+#                    "key": REL_X
+#                    "value" : lambda x: x*10
+#               }
+#           }
+#       },
+#   }
+#}

py/ioctlhelp.py

@@ -27,8 +27,8 @@ _IOC_READ = 2
 def IOC(_dir, _type, nr, size):
     if type(size) in (str, unicode):
         size = struct.calcsize(size)
-    return _dir  << _IOC_DIRSHIFT | _type << _IOC_TYPESHIFT | \
+    return _dir << _IOC_DIRSHIFT | _type << _IOC_TYPESHIFT | \
-            nr   << _IOC_NRSHIFT   | size << _IOC_SIZESHIFT
+            nr << _IOC_NRSHIFT | size << _IOC_SIZESHIFT
 
 
 IO = lambda _type, nr: IOC(_IOC_NONE, _type, nr, 0)

py/linux_uinput.py

@@ -35,17 +35,17 @@ EV_UINPUT = 0x0101
 UI_FF_UPLOAD = 1
 UI_FF_ERASE = 2
 
-
 import ctypes
 
 UINPUT_MAX_NAME_SIZE = 80
 class uinput_user_dev(ctypes.Structure):
     _fields_ = [
         ("name", ctypes.c_char * UINPUT_MAX_NAME_SIZE),
-        ("id", linux_input.input_id),
+        ("_id", linux_input.input_id),
         ("ff_effects_max", ctypes.c_uint32),
         ("absmax", ctypes.c_int32),
         ("absmin", ctypes.c_int32),
         ("absfuzz", ctypes.c_int32),
         ("absflac", ctypes.c_int32)
     ]
+