77 lines
1.6 KiB
Perl
Executable File
77 lines
1.6 KiB
Perl
Executable File
#!/usr/bin/perl
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#
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# vim:set ts=4 sw=4:
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use strict;
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use POSIX qw(strftime);
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#use Time::HiRes qw(time);
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use Digest::CRC qw(crcccitt);
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use lib '.';
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use r0ket;
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$|=1;
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r0ket::r0ket_init();
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# Default openbeacon settings.
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r0ket::set_txmac(pack("H*","0102030201"));
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r0ket::set_rxmac(pack("H*","0102030201"));
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r0ket::set_channel(81);
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r0ket::set_rxlen(16);
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$r0ket::quiet=1; # Hackety-hack :)
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my %bdata;
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use Socket;
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use Sys::Hostname;
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my($iaddr,$proto,$port,$paddr);
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$iaddr = gethostbyname(hostname());
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$proto = getprotobyname('udp');
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$port = "2342";
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$paddr = sockaddr_in(0, $iaddr); # 0 means let kernel pick
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socket(SOCKET, PF_INET, SOCK_DGRAM, $proto) || die "socket: $!";
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bind(SOCKET, $paddr) || die "bind: $!";
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my $host="127.0.0.1";
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my $hisiaddr = inet_aton($host) || die "unknown host";
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my $hispaddr = sockaddr_in($port, $hisiaddr);
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###send(SOCKET, 0, 0, $hispaddr);
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my $beaconctr=0;
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my $lasttime;
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my $crcerr=0;
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my $ctr=0;
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my $fast=0;
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my $pkt;
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while(1){
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$pkt=r0ket::get_packet();
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next if($pkt eq "ack"); # in-band signalling.
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$ctr++;
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my $hdr= pack("CCnnNN",
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1, # proto (BEACONLOG_SIGHTING)
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0, # interface (we only have one antenna per "reader")
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1234, # readerid
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32, # size
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$ctr, # sequence
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time # timestamp
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);
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my $crc=pack("n",0xffff ^ crcccitt($hdr.$pkt));
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send(SOCKET, $crc.$hdr.$pkt,0,$hispaddr);
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next if($fast);
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my $p=r0ket::nice_beacon($pkt);
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if($p->{crc} ne "ok"){
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$crcerr++;
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next;
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};
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};
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print "received $ctr pkts, $crcerr crc errors\n";
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r0ket::rest();
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