10-09-2009
i ran into another road block after more data:
S10000000146981+0000003113079+0000000096981+123456789
S10000000150030+0000003113079+0000000050003+123456789
S10000000190040+0000003113079+0000000050004+123456789
awk '{print substr($0,1,2)substr($0,31,13)substr($0,16,15)"0000000000000"}' file1 > file2
file2 looks like this. i am loosing my +123456789
S10000000096981+0000003113079+0000000000000
S10000000050003+0000003113079+0000000000000
S10000000050004+0000003113079+0000000000000
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LEARN ABOUT OSX
digest::crc
Digest::CRC(3) User Contributed Perl Documentation Digest::CRC(3)
NAME
Digest::CRC - Generic CRC functions
SYNOPSIS
# Functional style
use Digest::CRC qw(crc64 crc32 crc16 crcccitt crc crc8 crcopenpgparmor);
$crc = crc64("123456789");
$crc = crc32("123456789");
$crc = crc16("123456789");
$crc = crcccitt("123456789");
$crc = crc8("123456789");
$crc = crcopenpgparmor("123456789");
$crc = crc($input,$width,$init,$xorout,$refout,$poly,$refin,$cont);
# add data to existing
$crc = crc32("ABCD", $crc);
# OO style
use Digest::CRC;
$ctx = Digest::CRC->new(type=>"crc16");
$ctx = Digest::CRC->new(width=>16, init=>0x2345, xorout=>0x0000,
refout=>1, poly=>0x8005, refin=>1, cont=>1);
$ctx->add($data);
$ctx->addfile(*FILE);
$digest = $ctx->digest;
$digest = $ctx->hexdigest;
$digest = $ctx->b64digest;
DESCRIPTION
The Digest::CRC module calculates CRC sums of all sorts. It contains wrapper functions with the correct parameters for CRC-CCITT, CRC-16,
CRC-32 and CRC-64, as well as the CRC used in OpenPGP's ASCII-armored checksum.
SEE ALSO
https://tools.ietf.org/html/rfc4880#section-6
AUTHOR
Oliver Maul, oli@42.nu
COPYRIGHT
CRC algorithm code taken from "A PAINLESS GUIDE TO CRC ERROR DETECTION
ALGORITHMS".
The author of this package disclaims all copyrights and releases it into the public domain.
perl v5.16.2 2013-08-25 Digest::CRC(3)