2010/4/3 Xiaofan Chen <xiaof...@gmail.com>:
> On Sun, Apr 4, 2010 at 10:39 AM, Xiaofan Chen <xiaof...@gmail.com> wrote:
>> Since libusb-1.0 Windows backend is API compatible
>> with libusb-1.0 under Linux, so I think it is already quite
>> close to work.
>>
>> So I copied libusb-1.0.dll to c:\windows\system32 and then
>> changed a few lines in libusb10.py.
>>
>>It seems to built, but then the test program failed. I think this
>> is because the default libusb-1.0.dll is using stdcall calling convention.
>
>
> So I rebuild libusb-1.0.dll with cdecl calling convention.
> This time the test suite goes much further. I know this
> is not a proper fix since libusb-1.0.dll will be using
> stdcall calling convention. But this is just for testing.
I will fix that.
>
> The error is rather strange though.
>
> c:\pyusb\pyusb\tests>c:\Python26\python.exe testall.py
> Adding BackendTest(usb.backend.libusb10) to test suite...
> Adding BackendTest(usb.backend.libusb01) to test suite...
> Adding DeviceTest(usb.backend.libusb10) to test suite...
> Adding ConfigurationTest(usb.backend.libusb10) to test suite...
> Adding InterfaceTest(usb.backend.libusb10) to test suite...
> Adding EndpointTest(usb.backend.libusb10) to test suite...
> EF...........
> ======================================================================
> ERROR: runTest (test_backend.BackendTest)
> ----------------------------------------------------------------------
> Traceback (most recent call last):
> File "c:\cygwin\home\mcuee\mcu\pyusb\pyusb\tests\test_backend.py", line 50,
> in
> runTest
> self.test_open_device()
> File "c:\cygwin\home\mcuee\mcu\pyusb\pyusb\tests\test_backend.py", line 120,
> in test_open_device
> self.handle = self.backend.open_device(self.dev)
> File "c:\Python26\lib\site-packages\usb\backend\libusb10.py", line 415, in
> open_device
> _check(_lib.libusb_open(dev.devid, byref(handle)))
> File "c:\Python26\lib\site-packages\usb\backend\libusb10.py", line 332, in
> _check
> raise USBError(_str_error[retval.value])
> USBError: Access denied (insufficient permissions)
>
> ======================================================================
> FAIL: runTest (test_backend.BackendTest)
> ----------------------------------------------------------------------
> Traceback (most recent call last):
> File "c:\cygwin\home\mcuee\mcu\pyusb\pyusb\tests\test_backend.py", line 45,
> in
> runTest
> self.test_enumerate_devices()
> File "c:\cygwin\home\mcuee\mcu\pyusb\pyusb\tests\test_backend.py", line 68,
> in
> test_enumerate_devices
> self.fail('PyUSB test device not found')
> AssertionError: PyUSB test device not found
When I port 1.0 windows backend, I will check. But maybe not in time
for alpha 0 release.
>
> ----------------------------------------------------------------------
> Ran 13 tests in 0.390s
>
> FAILED (failures=1, errors=1)
>
> --
> Xiaofan http://mcuee.blogspot.com
Thank you for all your effort testing PyUSB!! :)
>
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