Creating a printer emulator to capture PDL/PCL data coming in on port 9100.


 
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Special Forums IP Networking Creating a printer emulator to capture PDL/PCL data coming in on port 9100.
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Old 01-22-2010
Quote:
Originally Posted by jgt
I would start by creating a PCL printer that prints to disk, then examine the disk file created to see if there is anything useful in it. I don't think you will find anything like a text file with one or two escape sequences at the beginning of it. You may be better off if you can create a generic/text only printer.
I already linked to a pcl2text utility.
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LPBANNER(1)						      General Commands Manual						       LPBANNER(1)

NAME
lpbanner, pclbanner, psbanner - printer banners in text, PCL and PostScript SYNOPSIS
lpbanner [ -llength ] [ -wwidth ] [ -Pprinter ] [ -Lbannername ] [ -nloginname ] [ -hhost ] [ -Jjobtitle ] [ -Cclass ] [ -?option args ] [ all ] DESCRIPTION
The lpbanner program is used to print a simple banner on a fixed size font printer, the pclbanner program generates a PCL banner and the psbanner program generates a PostScript banner. All information to be printed is passed using command line arguements. In order to be compatible with vintage line printer spoolers, reads a line form standard input, but ignores the information. OPTIONS
-w width Page width in characters (default 132). -l length Page length in lines (default 60). -P printer printer queue for banner information. -L bannername Name used on banner as main name. -n loginname Name used on banner as login name. -h host Name used on banner as host name. -J jobtitle String used on banner as main title. -C class String used on banner as class. -? value All other options and arguments provided by LPRng are ignored. EXIT STATUS
The following exit values are returned: zero (0) Successful completion. non-zero (!=0) An error occurred. SEE ALSO
lpd.conf(5), lpc(8), lpd(8), checkpc(8), lpr(1), lpq(1), lprm(1), printcap(5), lpd.conf(5), pr(1), lprng_certs(1), lprng_index_certs(1). HISTORY
LPRng is a enhanced printer spooler system with functionality similar to the Berkeley LPR software. The LPRng mailing list is lprng@lprng.com; subscribe by sending mail to lprng-request@lprng.com with the word subscribe in the body. The software is available from ftp://ftp.lprng.com/pub/LPRng. AUTHOR
Patrick Powell <papowell@lprng.com>. LPRng LPRng-3.9.0 LPBANNER(1)