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author | cvs2svn Import User <samba-bugs@samba.org> | 2002-07-14 22:15:21 +0000 |
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committer | cvs2svn Import User <samba-bugs@samba.org> | 2002-07-14 22:15:21 +0000 |
commit | ec167dc9cc0ec2ee461837c25a371d2981744208 (patch) | |
tree | 2703197421fecfa142935091760c2d4a60f10552 /source3/script | |
parent | a2c8ca186f7261fdab49ed40949320a45868d2b5 (diff) | |
parent | 13157d1494b99bf85632120c27286ba4d877a68f (diff) | |
download | samba-ec167dc9cc0ec2ee461837c25a371d2981744208.tar.gz samba-ec167dc9cc0ec2ee461837c25a371d2981744208.tar.bz2 samba-ec167dc9cc0ec2ee461837c25a371d2981744208.zip |
This commit was manufactured by cvs2svn to create branch 'SAMBA_3_0'.(This used to be commit b8d39651fb90ef170055735412417239a63afc5d)
Diffstat (limited to 'source3/script')
-rwxr-xr-x | source3/script/findsmb.in | 145 | ||||
-rwxr-xr-x | source3/script/findstatic.pl | 70 |
2 files changed, 215 insertions, 0 deletions
diff --git a/source3/script/findsmb.in b/source3/script/findsmb.in new file mode 100755 index 0000000000..d2aa94591b --- /dev/null +++ b/source3/script/findsmb.in @@ -0,0 +1,145 @@ +#!/usr/bin/perl +# +# Prints info on all smb responding machines on a subnet. +# This script needs to be run on a machine without nmbd running and be +# run as root to get correct info from WIN95 clients. +# +# syntax: +# findsmb [subnet broadcast address] +# +# with no agrument it will list machines on the current subnet +# +# There will be a "+" in front of the workgroup name for machines that are +# local master browsers for that workgroup. There will be an "*" in front +# of the workgroup name for machines that are the domain master browser for +# that workgroup. +# + +$SAMBABIN = "@prefix@/bin"; + +for ($i = 0; $i < 2; $i++) { # test for -d option and broadcast address + $_ = shift; + if (m/-d|-D/) { + $DEBUG = 1; + } else { + if ($_) { + $BCAST = "-B $_"; + } + } +} + +sub ipsort # do numeric sort on last field of IP address +{ + @t1 = split(/\./,$a); + @t2 = split(/\./,$b); + @t1[3] <=> @t2[3]; +} + +# look for all machines that respond to a name lookup + +open(NMBLOOKUP,"$SAMBABIN/nmblookup $BCAST '*'|") || + die("Can't run nmblookup '*'.\n"); + +# get rid of all lines that are not a response IP address, +# strip everything but IP address and sort by last field in address + +@ipaddrs = sort ipsort grep(s/ \*<00>.*$//,<NMBLOOKUP>); + +# print header info + +print "\nIP ADDR NETBIOS NAME WORKGROUP/OS/VERSION $BCAST\n"; +print "---------------------------------------------------------------------\n"; + +foreach $ip (@ipaddrs) # loop through each IP address found +{ + $ip =~ s/\n//; # strip newline from IP address + +# find the netbios names registered by each machine + + open(NMBLOOKUP,"$SAMBABIN/nmblookup -r -A $ip|") || + die("Can't get nmb name list.\n"); + @nmblookup = <NMBLOOKUP>; + close NMBLOOKUP; + +# get the first <00> name + + @name = grep(/<00>/,@nmblookup); + $_ = @name[0]; + if ($_) { # we have a netbios name + if (/GROUP/) { # is it a group name + ($name, $aliases, $type, $length, @addresses) = + gethostbyaddr(pack('C4',split('\.',$ip)),2); + if (! $name) { # could not get name + $name = "unknown nis name"; + } + } else { +# The Netbios name can contain lot of characters also '<' '>' +# and spaces. The follwing cure inside name space but not +# names starting or ending with spaces + /(.{1,15})\s+<00>\s+/; + $name = $1; + } + +# do an smbclient command on the netbios name. + + open(SMB,"$SAMBABIN/smbclient -N -L $name -I $ip -U% |") || + die("Can't do smbclient command.\n"); + @smb = <SMB>; + close SMB; + + if ($DEBUG) { # if -d flag print results of nmblookup and smbclient + print "===============================================================\n"; + print @nmblookup; + print @smb; + } + +# look for the OS= string + + @info = grep(/OS=/,@smb); + $_ = @info[0]; + if ($_) { # we found response + s/Domain=|OS=|Server=|\n//g; # strip out descriptions to make line shorter + + } else { # no OS= string in response (WIN95 client) + +# for WIN95 clients get workgroup name from nmblookup response + @name = grep(/<00> - <GROUP>/,@nmblookup); + $_ = @name[0]; + if ($_) { +# Same as before for space and characters + /(.{1,15})\s+<00>\s+/; + $_ = "[$1]"; + } else { + $_ = "Unknown Workgroup"; + } + } + +# see if machine registered a local master browser name + if (grep(/<1d>/,@nmblookup)) { + $master = '+'; # indicate local master browser + if (grep(/<1b>/,@nmblookup)) { # how about domain master browser? + $master = '*'; # indicate domain master browser + } + } else { + $master = ' '; # not a browse master + } + +# line up info in 3 columns + + print "$ip".' 'x(16-length($ip))."$name".' 'x(14-length($name))."$master"."$_\n"; + + } else { # no netbios name found +# try getting the host name + ($name, $aliases, $type, $length, @addresses) = + gethostbyaddr(pack('C4',split('\.',$ip)),2); + if (! $name) { # could not get name + $name = "unknown nis name"; + } + if ($DEBUG) { # if -d flag print results of nmblookup + print "===============================================================\n"; + print @nmblookup; + } + print "$ip".' 'x(16-length($ip))."$name\n"; + } +} + diff --git a/source3/script/findstatic.pl b/source3/script/findstatic.pl new file mode 100755 index 0000000000..43a4916435 --- /dev/null +++ b/source3/script/findstatic.pl @@ -0,0 +1,70 @@ +#!/usr/bin/perl -w +# find a list of fns and variables in the code that could be static +# usually called with something like this: +# findstatic.pl `find . -name "*.o"` +# Andrew Tridgell <tridge@samba.org> + +use strict; + +# use nm to find the symbols +my($saved_delim) = $/; +undef $/; +my($syms) = `nm -o @ARGV`; +$/ = $saved_delim; + +my(@lines) = split(/\n/s, $syms); + +my(%def); +my(%undef); +my(%stype); + +my(%typemap) = ( + "T" => "function", + "C" => "uninitialised variable", + "D" => "initialised variable" + ); + + +# parse the symbols into defined and undefined +for (my($i)=0; $i <= $#{@lines}; $i++) { + my($line) = $lines[$i]; + if ($line =~ /(.*):[a-f0-9]* ([TCD]) (.*)/) { + my($fname) = $1; + my($symbol) = $3; + push(@{$def{$fname}}, $symbol); + $stype{$symbol} = $2; + } + if ($line =~ /(.*):\s* U (.*)/) { + my($fname) = $1; + my($symbol) = $2; + push(@{$undef{$fname}}, $symbol); + } +} + +# look for defined symbols that are never referenced outside the place they +# are defined +foreach my $f (keys %def) { + print "Checking $f\n"; + my($found_one) = 0; + foreach my $s (@{$def{$f}}) { + my($found) = 0; + foreach my $f2 (keys %undef) { + if ($f2 ne $f) { + foreach my $s2 (@{$undef{$f2}}) { + if ($s2 eq $s) { + $found = 1; + $found_one = 1; + } + } + } + } + if ($found == 0) { + my($t) = $typemap{$stype{$s}}; + print " '$s' is unique to $f ($t)\n"; + } + } + if ($found_one == 0) { + print " all symbols in '$f' are unused (main program?)\n"; + } +} + |