Improve my little rf debugging tool a bit. Needs more docs, though
This commit is contained in:
Stefan `Sec` Zehl
parent
020d141995
commit
7ec64c04ad
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@ -5,7 +5,8 @@
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use strict;
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use IO::Select;
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use Digest::CRC qw(crc16 crcccitt);
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use Digest::CRC qw(crcccitt);
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use POSIX qw(strftime);
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$|=1;
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@ -13,19 +14,88 @@ my @fh;
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my $read;
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sub sprint{
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my @str=split(//,shift);
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for (@str){
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return join("",map {
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if (ord($_)>30 && ord($_)<127){
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print $_;
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$_;
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}else{
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print "[x",unpack("H*",$_),"]";
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};
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};
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"[x".unpack("H*",$_)."]";
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}
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}split(//,shift));
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};
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my $ser=shift || "/dev/ttyS3";
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my %beacon;
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sub readbeacon{
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return if( ! -f "BEACON" );
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open(B,"<","BEACON") || die "open: $!";
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while(<B>){
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/(\w+)\s+(.*)/ && do {
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$beacon{$1}=$2;
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};
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};
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close(B);
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};
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sub resolvebeacon{
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my $b=shift;
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if(!$beacon{$b}){
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return $b;
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}else{
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return "$b ($beacon{$b})";
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};
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};
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sub addbeacon{
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my($b,$n)=@_;
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if(!$beacon{$b}){
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$beacon{$b}=$n;
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};
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};
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sub writebeacon{
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open(B,">","BEACON") || die "write: $!";
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for(sort keys %beacon){
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print B "$_ $beacon{$_}\n";
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};
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close(B);
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};
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open(SER, "+<",$ser) || die "open: $!";
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my $ser="<undef>";
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do {$ser=$_ if ( -e $_ ) } for qw(/dev/ttyS3 /dev/ttyACM0);
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if ($ARGV[0] eq "-h"){
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print STDERR "Mini-Help:\n";
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print STDERR "-s <devicename>\n";
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print STDERR "\n";
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print STDERR "r<num> receive (number) pakets\n";
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print STDERR " - r x : hexdump packets\n";
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print STDERR " - r m : parse as mesh packet\n";
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print STDERR " - r m <letter>: and show only <letter>\n";
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print STDERR "\n";
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print STDERR "s<num> send packet (number) times\n";
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print STDERR " - s <hex> : send raw hexdump\n";
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print STDERR " - S ... : see source \n";
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print STDERR "\n";
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print STDERR "p config per preset\n";
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print STDERR "- pM - preset mesh\n";
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print STDERR "- pB - preset openbeacon\n";
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print STDERR "\n";
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print STDERR "etc...\n";
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exit(1);
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};
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if ($ARGV[0] eq "-s"){
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shift;
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$ser=shift;
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};
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my $writend=0;
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if ($ARGV[0] eq "-w"){
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shift;
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$writend=1;
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};
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END{
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writebeacon if($writend);
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};
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open(SER, "+<",$ser) || die "open serial: $!";
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my $sel = IO::Select->new;
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@ -34,48 +104,89 @@ $sel->add(\*SER);
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my $cmd=shift;
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if($cmd =~ /^r/){
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readbeacon();
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$cmd=~s/r//;
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$cmd+=1;
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$cmd=100 if $cmd+0==0;
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my $fmt=shift;
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my $arg=shift || undef;
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my $read="";
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while($cmd-->0){
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while($read !~ /\\1.*\\0/){
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my $rr="";
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if (@fh = $sel->can_read(100)) {
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sysread($fh[0],$rr,1024);
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$read.=$rr;
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}
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};
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while ($read =~ s/\\1(.*?)\\0//){
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my $str=$1;
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$str=~s/\\\\/\\/g;
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my $cs=substr($str,0,length($str)-2);
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my $crc=unpack("n",substr($str,length($str)-2,2));
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my $crc2= crcccitt($cs),"\n";
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if($fmt eq "m"){
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my $i=substr($str,0,1);
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print "M [",substr($str,0,1),"] ";
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print "g=",unpack("C",substr($str,1,1))," ";
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if($i eq "T"){
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print "t=",unpack("N",substr($str,2,4))," ";
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print "(",scalar gmtime unpack("N",substr($str,2,4)),") ";
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print "beacon=",unpack("H*",substr($str,26,4))," ";
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}elsif($i eq "B"){
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print "t=",unpack("N",substr($str,2,4))," ";
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print "ID=",unpack("c",substr($str,6,1))," ";
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print "HOP=",unpack("n",substr($str,11,4))," ";
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};
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# print "\n";
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while($cmd>0){
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if(length($read)>2 && $read !~ /^\\1/){
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$read=~s/^(.[^\\]*)//s;
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print "Unparseable stuff: <",sprint($1),">\n";
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# print "Rest was: ",sprint($read),"!\n";
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};
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if ($read !~ s/^\\1(.*?)\\0//s){
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my $rr="";
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sysread(SER,$rr,1024);
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$read.=$rr;
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}else{
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my $str=$1;
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$str=~s/\\\\/\\/g; # dequote
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my $pkt_crc= unpack("n",substr($str,length($str)-2,2));
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my $calc_crc= crcccitt(substr($str,0,length($str)-2));
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if($fmt eq "m"){
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my $i=substr($str,0,1);
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next if(defined $arg && $arg ne $i);
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print "M [$i] ";
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print "g=",unpack("C",substr($str,1,1))," ";
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if($i eq "T"){
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print "t=";
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# print unpack("N",substr($str,2,4))," ";
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print strftime("%Y-%m-%d %H:%M:%S",gmtime unpack("N",substr($str,2,4)));
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printf " (%+3d) ",unpack("N",substr($str,2,4))-(time+3600);
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print "beacon=",resolvebeacon(unpack("H*",substr($str,26,4)))," ";
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}elsif($i eq "i"){
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print "score=",unpack("N",substr($str,2,4))," ";
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print "nick=",unpack("Z*",substr($str,6,length($str)-8))," ";
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}elsif($i eq "B"){
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print "t=",unpack("N",substr($str,2,4))," ";
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print "ID=",unpack("c",substr($str,6,1))," ";
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print "HOP=",unpack("n",substr($str,11,4))," ";
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}else{
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print "<??: ",unpack("H*",substr($str,2,length($str)-4)),">";
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};
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# print "\n";
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}elsif($fmt eq "b"){
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my $i=substr($str,1,1);
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if($i eq "\x17"){
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print "BEACON ";
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print "ln=",unpack("C",substr($str,0,1))," ";
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print "bt=",unpack("H*",substr($str,2,1))," ";
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print "str=",unpack("H*",substr($str,3,1))," ";
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printf "idx=%08d ",unpack("N",substr($str,4,4));
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print "beacon=",resolvebeacon(unpack("H*",substr($str,8,4)))," ";
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if(unpack("H*",substr($str,12,2)) ne "ffff"){
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print "unused=",unpack("H*",substr($str,12,2))," ";
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};
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}elsif($i eq "\x23"){
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print "NICK ";
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print "beacon=",resolvebeacon(unpack("H*",substr($str,2,4)))," ";
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print "nick=",unpack("Z*",substr($str,6,length($str)-2))," ";
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addbeacon(unpack("H*",substr($str,2,4)),unpack("Z*",substr($str,6,length($str)-2)));
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}else{
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#<?:1023332ed221312d342e312e3400dddb>
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print "<?:",unpack("H*",$str),">";
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};
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}elsif($fmt eq "x"){
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print "<",unpack("H*",$str),">";
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}else{
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print "Read: <"; sprint $str; print ">\n";
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};
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print "CRCFAIL" if ($crc ne $crc2);
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print "\n";
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};
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};
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print "rest: <"; sprint $read; print ">\n";
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}else{
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print "<", sprint($str), ">\n";
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};
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print "CRCFAIL" if ($pkt_crc ne $calc_crc);
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print "\n";
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$cmd--;
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next;
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};
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if($read !~ /^\\1/){
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};
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};
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if(length($read)>0){
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print "rest: <", sprint($read), ">\n";
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};
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exit;
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}elsif ($cmd eq "pM"){
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syswrite(SER, '\3ORBIT\0');
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@ -89,28 +200,28 @@ if($cmd =~ /^r/){
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syswrite(SER, '\6'.pack("H*","10").'\0');
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}elsif ($cmd eq "mt"){
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my $par=pack("H*",shift);
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print "Write: <"; sprint $par; print ">\n";
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print "Write: <", sprint($par),">\n";
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syswrite(SER, '\3'.$par.'\0');
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}elsif ($cmd eq "mta"){
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my $par=shift;
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print "Write: <"; sprint $par; print ">\n";
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print "Write: <", sprint($par),">\n";
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print "len: ",length($par),"\n";
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syswrite(SER, '\3'.$par.'\0');
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}elsif ($cmd eq "mr"){
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my $par=pack("H*",shift);
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print "Write: <"; sprint $par; print ">\n";
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print "Write: <", sprint($par),">\n";
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syswrite(SER, '\4'.$par.'\0');
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}elsif ($cmd eq "mra"){
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my $par=shift;
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print "Write: <"; sprint $par; print ">\n";
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print "Write: <", sprint($par),">\n";
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syswrite(SER, '\4'.$par.'\0');
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}elsif ($cmd eq "ch"){
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my $par=pack("H*",shift);
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print "Write: <"; sprint $par; print ">\n";
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print "Write: <", sprint($par),">\n";
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syswrite(SER, '\5'.$par.'\0');
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}elsif ($cmd eq "len"){
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my $par=pack("H*",shift);
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print "Write: <"; sprint $par; print ">\n";
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print "Write: <", sprint($par),">\n";
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syswrite(SER, '\6'.$par.'\0');
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}elsif ($cmd =~ /^S/){
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$cmd=~s/S//;
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@ -192,13 +303,20 @@ if($cmd =~ /^r/){
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$par.=pack("N",0);
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$par.=pack("N",0);
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$par.=pack("N",0);
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}elsif($scmd eq "i"){
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$par.="i";
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$par.=chr(shift); #gen
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$par.=pack("N",shift||42);
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$par.=shift;
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$par.="\0"x(30-length($par));
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}else{
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die;
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};
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$par.=pack("n",crcccitt($par));
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# $par.="00";
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print "Write: <"; sprint $par; print ">\n";
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print "Write: <", sprint($par),">\n";
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while($cmd-->0){
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syswrite(SER, '\1'.$par.'\0');
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print "len: ",length($par),"\n" if($cmd==0);
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@ -213,7 +331,7 @@ if($cmd =~ /^r/){
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};
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if($cmd==0){
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print "Send: <"; sprint $read; print ">\n";
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print "Send: <". sprint($read) , ">\n";
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};
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};
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}elsif ($cmd =~ /^s/){
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@ -221,7 +339,7 @@ if($cmd =~ /^r/){
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$cmd+=1;
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my $par=pack("H*",shift);
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$par.=pack("n",crcccitt($par));
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print "Write: <"; sprint $par; print ">\n";
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print "Write: <", sprint($par), ">\n";
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while($cmd-->0){
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syswrite(SER, '\1'.$par.'\0');
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print "len: ",length($par),"\n";
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@ -235,14 +353,14 @@ if($cmd =~ /^r/){
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}
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};
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print "Send: <"; sprint $read; print ">\n";
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print "Send: <", sprint($read) , ">\n";
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};
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}else{
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die;
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die "Option not understood\n";
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};
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if (@fh = $sel->can_read(10)) {
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sysread($fh[0],$read,1024);
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}
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print "PostRead: <"; sprint $read; print ">\n";
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print "PostRead: <", sprint($read), ">\n";
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