On Thu, 14 Jul 2005 12:43:16 +0530 Moushumi_Mazumdar wrote: > > Hi Randy and All, > > As u said, 'all necessary conversions to a particular printer language > are done at a higher level.' > Wat does tat higher level mean? > Which all r the files that are involved in such activities?
That's all done in userspace, not in the kernel. I don't know much about it specifically, but it is (or at least used to be) a class of software that is sometimes called "printer filters" or "printer filter drivers". If you google for /printer filter driver/, you can see some references to them. > And I am talking about a host side printer server and not about a single > printer device. > > Regards > Moushumi.. > > -----Original Message----- > From: randy_dunlap [mailto:[EMAIL PROTECTED] > Sent: Thursday, July 14, 2005 11:27 AM > To: Moushumi_Mazumdar > Cc: linux-usb-devel@lists.sourceforge.net > Subject: Re: [linux-usb-devel] Linux 2.4.28, USB 2.0, Printer Server > > On Thu, 14 Jul 2005 11:15:48 +0530 Moushumi_Mazumdar wrote: > > > > > Hi Randy and All, > > > > I want to implement a Host Side Printer Server. > > But in drivers/usb/ I find only one file printer.c. > > Is this sufficient or I have to develop the "middleware" the > > print-server software, which accepts print requests and dispatches > them > > to the printer.?? > > That's what the usb printer driver is, unless I am just misunderstanding > you. drivers/usb/printer.c (in 2.4.x) takes basic I/O requests and > sends them to the printer. It knows nothing about PCL or any other > printer control language; all necessary conversions to a particular > printer language are done at a higher level. > > ~Randy > > > Regards > > Moushumi > > > > > > -----Original Message----- > > From: randy_dunlap [mailto:[EMAIL PROTECTED] > > Sent: Thursday, July 14, 2005 10:52 AM > > To: Moushumi_Mazumdar > > Cc: linux-usb-devel@lists.sourceforge.net > > Subject: Re: [linux-usb-devel] Linux 2.4.28, USB 2.0, Printer Server > > > > On Thu, 14 Jul 2005 10:01:44 +0530 Moushumi_Mazumdar wrote: > > > > > > > > Hi Group, > > > > > > I have few queries like, > > > 1) linux 2.4.28 supports USB 2.0 or not?? > > > > http://www.linux-usb.org/usb2.html > > > > > 2) Full USB Stack(core) implementation is there in linux 2.4.28 or > > not?? > > > > Yes. > > > > > 3) In Linux 2.4.28, is 'drivers/usb/printer.c' file enough for > printer > > > server implementation or not? > > > > What do you want it to do? The usb printer driver handles USB printer > > class devices. > > > > > Thanks in advance > > > > > > ~ Moushumi.. > > > > --- > > ~Randy --- ~Randy ------------------------------------------------------- SF.Net email is sponsored by: Discover Easy Linux Migration Strategies from IBM. Find simple to follow Roadmaps, straightforward articles, informative Webcasts and more! Get everything you need to get up to speed, fast. http://ads.osdn.com/?ad_id=7477&alloc_id=16492&op=click _______________________________________________ linux-usb-devel@lists.sourceforge.net To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel