On Mon, Nov 26, 2007 at 04:07:56AM -0800, Michel Lespinasse wrote:
> At this point I'm stuck - I can't see what's wrong with this read.
> Maybe the event interface somehow expects a read size != 16 on x86_64 ????
Turned out one must read 24 bytes on x86_64,
due to struct timeval differences.
This patch makes the remote work for me:
--- evdev.py.orig 2007-06-16 12:32:37.000000000 -0700
+++ evdev.py 2007-11-26 04:34:12.000000000 -0800
@@ -147,7 +147,7 @@
'''
'''
buf = ioctl(self._fd, EVIOCGVERSION, " ")
- l, = struct.unpack("L", buf)
+ l, = struct.unpack("I", buf)
return (l >> 16, (l >> 8) & 0xff, l & 0xff)
def get_id(self):
@@ -182,7 +182,7 @@
l = ((keys[-1] + 7) / 8 + 3) & ~0x3
buf = ioctl(self._fd, EVIOCGBIT(0, l), " " * l)
- array = struct.unpack("L" * (l/4), buf)
+ array = struct.unpack("I" * (l/4), buf)
self._events = {}
@@ -203,7 +203,7 @@
except IOError:
# No events for a type results in Errno 22 (EINVAL)
break
- subarray = struct.unpack("L" * (sl/4), buf)
+ subarray = struct.unpack("I" * (sl/4), buf)
for j in xrange(sl * 8):
if not subarray[j / 32] & (1 << j % 32):
@@ -224,13 +224,13 @@
'''
'''
try:
- buf = os.read(self._fd, 16)
+ buf = os.read(self._fd, struct.calcsize("LLHHi"))
except OSError, (errno, str):
if errno == 11:
return None
raise
- sec, usec, type, code, value = struct.unpack("LLHHl", buf)
+ sec, usec, type, code, value = struct.unpack("LLHHi", buf)
return (float(sec) + float(usec)/1000000.0, _types[type],
_events[type][code], value)
Hope this helps,
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