[sane-devel] Fujitsu USB scanner support working!

[Till Kamppeter]

Can you post a patch which fixes both the "fujitsu" and the "epson" backend?

    Till

Ron Cemer wrote:
> It's definitely a bug.  And you're right, it's still not working in the 
> epson module, even when you change the sscanf from %d to %i, so there's 
> probably another bug somewhere.
> 
> However, when I copied the same code into fujitsu.c, changed the sscanf 
> from %d to %i, and on success (sscanf returns 2) I call 
> sanei_usb_attach_matching_devices(...) [instead of 
> sanei_config_attach_matching_devices], I can now configure my fujitsu 
> scanner using "usb 0x04c5 0x1042", and scanimage recognizes the scanner 
> and I am able to scan just fine.  My guess is that either 
> sanei_config_attach_matching_devices has a bug, or possibly more likely, 
> it's more appropriate to call sanei_usb_attach_matching_devices, since 
> we know for sure that we're trying to attach a USB device.
> 
> Till Kamppeter wrote:
> 
>> Henning Meier-Geinitz wrote:
>>
>>>
>>> I think it's ok. The epson backend checks for "usb vendor product" and
>>> calls sanei_usb_attach_matching_devices if it find such a line.
>>> Otherwise it checks for "usb" and calls attach for the device name. If
>>> it's not "usb", it calls sanei_config_attach_matching_devices(line,
>>> attach_one);
>>>
>>>
>>
>> Are you sure that the "epson" backend understands something other than 
>> fixed devices? I have tried
>>
>> usb 0x04b8 0x0112
>>
>> for my Epson Perfection 2450 and the "epson" backend did not find it. 
>> The only way to get this scanner working is to use a fixed address as
>>
>> usb /dev/usb/scanner1
>>
>>    Till
>>
>>
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> 
> 
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