When i capture a tcp packet (a normal ACK-RST packet), Snort shows me a total packet lenght of 3C(hex) = 60(dez) and an IpLen of 20(dez) and a TcpLen of 20(dez), so the sizeof the Ethernet header should be: TotalPacketLenght-(IpLen+TcpLen), that would be 60-(20+20) = 20, but i thought that the... (4 Replies)
Is there a command that sets a variable length?
I have a input of a variable length field but my output for that field needs to be set to 32 char.
Is there such a command?
I am on a sun box running ksh
Thanks (2 Replies)
I have a variable length file that needs to be reformatted to 80 byte reclen before I ftp it to a customer. What is the best way to do this? I tried using dd if=inputfile of=outputfile conv=noblock cbs=80, and it almost gives me what I need. The output file needs to be 80-byte records, and the last... (4 Replies)
Hi, all.
I need to convert a file tab delimited/variable length file in AIX to a fixed lenght file delimited by spaces. This is the input file:
10200002<tab>US$ COM<tab>16/12/2008<tab>2,3775<tab>2,3783
19300978<tab>EURO<tab>16/12/2008<tab>3,28523<tab>3,28657
And this is the expected... (2 Replies)
Very, very new to unix scripting and have a unique situation. I have a file of records that contain 3 records types:
(H)eader Records
(D)etail Records
(T)railer Records
The Detail records are 82 bytes in length which is perfect. The Header and Trailer records sometimes are 82 bytes in... (3 Replies)
Hi,
Can anyone help with a effective solution ?
I need to change a variable length text field (between 1 - 18 characters) to a fixed length text of 18 characters with the unused portion, at the end, filled with spaces.
The text field is actually field 10 of a .csv file however I could cut... (7 Replies)
Hello gurus,
I have a file in a tab delimited format and a header row. I need a code to delete the header in the file, and convert the file to a fixed width format, with all the columns aligned. Below is a sample of the file:... (4 Replies)
Hello Everyone,
I am stuck with one issue while working on abstract flat file which i have to use as input and load data to table.
Input Data-
------ ------------------------ ---- -----------------
WFI001 Xxxxxx Control Work Item A Number of Records
------ ------------------------... (5 Replies)
Hi All,
I have a file which has hundred of records with fixed number of fields. In each record there is set of 8 characters which represent the duration of that activity. I want to sum up the duration present in all the records for a report. The problem is the duration changes per record so I... (5 Replies)
Hi Team,
I have an issue to split the file which is having special chracter(German Char) using awk command.
I have a different length records in a file. I am separating the files based on the length using awk command.
The command is working fine if the record is not having any... (7 Replies)
Discussion started by: Anthuvan
7 Replies
LEARN ABOUT CENTOS
gd::barcode::upca
Barcode::UPCA(3) User Contributed Perl Documentation Barcode::UPCA(3)NAME
GD::Barcode::UPCA - Create UPC-A barcode image with GD
SYNOPSIS
ex. CGI
use GD::Barcode::UPCA;
binmode(STDOUT);
print "Content-Type: image/png
";
print GD::Barcode::UPCA->new('12345678901')->plot->png;
with Error Check
my $oGdBar = GD::Barcode::UPCA->new('123456789');
die $GD::Barcode::UPCA::errStr unless($oGdBar); #Invalid Length
DESCRIPTION
GD::Barcode::UPCA is a subclass of GD::Barcode and allows you to create UPC-A barcode image with GD. This module based on "Generate
Barcode Ver 1.02 By Shisei Hanai 97/08/22".
new
$oGdBar = GD::Barcode::UPCA->new($sTxt);
Constructor. Creates a GD::Barcode::UPCA object for $sTxt. $sTxt has 11 or 12 numeric characters([0-9]). If $sTxt has 11 characters,
this module calacurates CD for you.
plot()
$oGd = $oGdBar->plot([Height => $iHeight, NoText => 0 | 1]);
creates GD object with barcode image for the $sTxt specified at new method. $iHeight is height of the image. If NoText is 1, the image has
no text image of $sTxt.
ex.
my $oGdB = GD::Barcode::UPCA->new('12345678901');
my $oGD = $oGdB->plot(NoText=>1, Height => 20);
# $sGD is a GD image with Height=>20 pixels, with no text.
barcode()
$sPtn = $oGdBar->barcode();
returns a barcode pattern in string with '1', 'G' and '0'. '1' means black, 'G' also means black but little bit long, '0' means white.
ex.
my $oGdB = GD::Barcode::UPCA->new('12345678901');
my $sPtn = $oGdB->barcode();
# $sPtn = '';
$errStr
$GD::Barcode::UPCA::errStr
has error message.
$text
$oGdBar->{$text}
has barcode text based on $sTxt specified in new method.
AUTHOR
Kawai Takanori GCD00051@nifty.ne.jp
COPYRIGHT
The GD::Barocde::UPCA module is Copyright (c) 2000 Kawai Takanori. Japan. All rights reserved.
You may distribute under the terms of either the GNU General Public License or the Artistic License, as specified in the Perl README file.
SEE ALSO
GD::Barcode
perl v5.16.3 2003-05-29 Barcode::UPCA(3)