Re: [Libusb-devel] libusb-1.0 Windows backend when WinUSB is a filter driver

[Xiaofan C. <xia...@gm...>]

On Thu, Aug 19, 2010 at 5:39 AM, Travis <tra...@co...> wrote:
>> On 2010.08.18 21:01, Travis wrote:
>>> 1) First find all the DeviceInterfaceGUIDs
>>> 2) find all the DevicePaths for each device in each device interface GUID
>>> 3) remove duplicate device paths and your golden.
>
>> Pete Batard wrote:
>> That's what we do (and that was the really easy part to implement
>> actually). If you have a closer look at set_device_paths, you'll see
>> that this is what's actually going on there.
>> The problem is that, when you also need to build the actual USB tree
>> (find the parent child relations), it becomes slightly more complex... ;)
>>
>
> lol.. agreed. Your dealing with a much more complex implementation.
>
> pbr298 is fixed.
>

Hmm, does not seem to work for me under Windows 7 x64.
I will try to get the debug log this evening.

D:\work\libusb1win32\Test>lsusb-with-open.exe
1d6b:0001 (bus 0, device 255)
046d:c058 (bus 0, device 1)
1234:0001 (bus 0, device 2)
-12:Operation not supported or unimplemented on this platform
failed opening device 1234:0001

D:\work\libusbdotnet\LibUsbDotNet_Bin.2.2.7>BenchmarkCon.exe vid=0x1234
pid=0x0001 driver=libusb-win32
LibUsbDotNet USB Benchmark v2.2.7.85
Copyright (c) 2010 Travis Robinson. <lib...@gm...>
website: http://sourceforge.net/projects/libusbdotnet
Benchmark device 1234:0001 opened..
Loop Test Information
        Vid / Pid       : 1234h / 0001h
        Interface #     : 00h
        Priority        : Normal
        Buffer Size     : 4096
        Buffer Count    : 1
        Display Refresh : 1000 (ms)
        Transfer Timeout: 5000 (ms)
        Retry Count     : 0
        Verify Data     : Off

Bulk Read (Ep81h) max packet size: 64
Bulk Write (Ep01h) max packet size: 64

While the test is running:
Press 'Q' to quit
Press 'T' for test details
Press 'I' for status information
Press 'R' to reset averages

Press 'Q' to exit, any other key to begin..
Avg. Bytes/s: 510418.13 Transfers: 121 Bytes/s: 510418.13
Avg. Bytes/s: 510961.46 Transfers: 246 Bytes/s: 511488.51
Avg. Bytes/s: 510967.05 Transfers: 371 Bytes/s: 510978.04
qAvg. Bytes/s: 510581.72 Transfers: 495 Bytes/s: 509432.30
stopped Ep81h thread.
stopped Ep01h thread.
Loop Test Information
        Vid / Pid       : 1234h / 0001h
        Interface #     : 00h
        Priority        : Normal
        Buffer Size     : 4096
        Buffer Count    : 1
        Display Refresh : 1000 (ms)
        Transfer Timeout: 5000 (ms)
        Retry Count     : 0
        Verify Data     : Off

Bulk Read (Ep81h) max packet size: 64
        Total Bytes     : 2031616
        Total Transfers : 496
        Avg. Bytes/sec  : 510584.57
        Elapsed Time    : 3.98 seconds

Bulk Write (Ep01h) max packet size: 64
        Total Bytes     : 2031616
        Total Transfers : 496
        Avg. Bytes/sec  : 510584.57
        Elapsed Time    : 3.98 seconds

Press any key to exit..

D:\work\libusbdotnet\LibUsbDotNet_Bin.2.2.7>BenchmarkCon.exe vid=0x1234
pid=0x0001 driver=winusb
LibUsbDotNet USB Benchmark v2.2.7.85
Copyright (c) 2010 Travis Robinson. <lib...@gm...>
website: http://sourceforge.net/projects/libusbdotnet
Benchmark device 1234:0001 opened..
Loop Test Information
        Vid / Pid       : 1234h / 0001h
        Interface #     : 00h
        Priority        : Normal
        Buffer Size     : 4096
        Buffer Count    : 1
        Display Refresh : 1000 (ms)
        Transfer Timeout: 5000 (ms)
        Retry Count     : 0
        Verify Data     : Off

Bulk Read (Ep81h) max packet size: 64
Bulk Write (Ep01h) max packet size: 64

While the test is running:
Press 'Q' to quit
Press 'T' for test details
Press 'I' for status information
Press 'R' to reset averages

Press 'Q' to exit, any other key to begin..
Avg. Bytes/s: 512000.00 Transfers: 117 Bytes/s: 512000.00
Avg. Bytes/s: 511471.62 Transfers: 242 Bytes/s: 510978.04
Avg. Bytes/s: 511477.37 Transfers: 367 Bytes/s: 511488.51
qstopped Ep81h thread.
stopped Ep01h thread.
Loop Test Information
        Vid / Pid       : 1234h / 0001h
        Interface #     : 00h
        Priority        : Normal
        Buffer Size     : 4096
        Buffer Count    : 1
        Display Refresh : 1000 (ms)
        Transfer Timeout: 5000 (ms)
        Retry Count     : 0
        Verify Data     : Off

Bulk Read (Ep81h) max packet size: 64
        Total Bytes     : 2019328
        Total Transfers : 493
        Avg. Bytes/sec  : 511610.84
        Elapsed Time    : 3.95 seconds

Bulk Write (Ep01h) max packet size: 64
        Total Bytes     : 2019328
        Total Transfers : 493
        Avg. Bytes/sec  : 511610.84
        Elapsed Time    : 3.95 seconds

Press any key to exit..

D:\work\libusbdotnet\LibUsbDotNet_Bin.2.2.7>BenchmarkCon.exe vid=0x1234
pid=0x0001 driver=libusb10
LibUsbDotNet USB Benchmark v2.2.7.85
Copyright (c) 2010 Travis Robinson. <lib...@gm...>
website: http://sourceforge.net/projects/libusbdotnet

Unhandled Exception: System.BadImageFormatException: An attempt was made to load
 a program with an incorrect format. (Exception from HRESULT: 0x8007000B)
   at MonoLibUsb.MonoUsbApi.Init(IntPtr& pContext)
   at MonoLibUsb.MonoUsbSessionHandle..ctor()
   at MonoLibUsb.MonoUsbEventHandler.Init(UnixNativeTimeval unixNativeTimeval)
   at MonoLibUsb.MonoUsbEventHandler.Init()
   at MonoLibUsb.MonoUsbApi.InitAndStart()
   at LibUsbDotNet.LudnMonoLibUsb.MonoUsbDevice.get_MonoUsbDeviceList()
   at LibUsbDotNet.UsbDevice.get_AllLibUsbDevices()
   at LibUsbDotNet.BenchmarkConsole2.GetBenchmarkDeviceList(BENCHMARK_TEST_PARAM
 testParam)
   at LibUsbDotNet.BenchmarkConsole2.Bench_Open(BENCHMARK_TEST_PARAM test)
   at LibUsbDotNet.BenchmarkConsole2.Main(String[] argv)



-- 
Xiaofan