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package Net::SSH::Any::Util; |
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BEGIN { *debug = \$Net::SSH::Any::debug } |
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use strict; |
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use warnings; |
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use Carp; |
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use File::Spec; |
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use Time::HiRes (); |
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require Exporter; |
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our @ISA = qw(Exporter); |
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our @EXPORT = qw($debug _debug _debugf _debug_dump _debug_hexdump |
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_sub_options _croak_bad_options |
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_first_defined _array_or_scalar_to_list |
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_inc_numbered _gen_wanted |
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_scp_escape_name _scp_unescape_name |
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_warn); |
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our $debug ||= 0; |
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sub _warn { warnings::warnif('Net::SSH::Any', join(': ', @_)) } |
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sub _debug { |
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local ($@, $!, $_); |
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print STDERR '#', (Time::HiRes::time() - $^T), ': ', (map { defined($_) ? $_ : '' } @_), "\n"; |
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} |
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sub _debugf { |
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my $t = shift; |
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_debug sprintf($t, map { defined($_) ? $_ : '' } @_); |
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} |
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sub _debug_dump { |
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require Data::Dumper; |
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local $Data::Dumper::Terse = 1; |
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local $Data::Dumper::Indent = 0; |
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my $head = shift; |
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_debug("$head: ", Data::Dumper::Dumper(@_)); |
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} |
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sub _debug_hexdump { |
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no warnings qw(uninitialized); |
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my $head = shift; |
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local ($@, $!, $_); |
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_debugf("%s (%d bytes):", $head, length($_[0])); |
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if ($debug & 16384) { |
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my $data = shift; |
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while ($data =~ /(.{1,32})/smg) { |
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my $line = $1; |
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my @c= (( map { sprintf "%02x",$_ } unpack('C*', $line)), |
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((" ") x 32))[0..31]; |
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$line=~s/(.)/ my $c=$1; unpack("c",$c)>=32 ? $c : '.' /egms; |
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print STDERR "#> ", join(" ", @c, '|', $line), "\n"; |
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if (!($debug & 32768) and $data =~ /(=?.)/csmg) { |
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print STDERR "#> ...\n"; |
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last; |
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} |
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} |
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} |
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} |
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sub _first_defined { defined && return $_ for @_; return } |
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my %good; |
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sub _sub_options { |
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my $sub = shift; |
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my $pkg = caller; |
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$good{"${pkg}::$sub"} = { map { $_ => 1 } @_ }; |
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} |
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sub _croak_bad_options (\%) { |
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my $opts = shift; |
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if (%$opts) { |
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my $sub = (caller 1)[3]; |
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my $good = $good{$sub}; |
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my @keys = ( $good ? grep !$good->{$_}, keys %$opts : keys %$opts); |
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if (@keys) { |
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croak "Invalid or bad combination of options ('" . join("', '", @keys) . "')"; |
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} |
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} |
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} |
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sub _array_or_scalar_to_list { map { defined($_) ? (ref $_ eq 'ARRAY' ? @$_ : $_ ) : () } @_ } |
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sub _inc_numbered { |
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$_[0] =~ s{^(.*)\((\d+)\)((?:\.[^\.]*)?)$}{"$1(" . ($2+1) . ")$3"}e or |
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$_[0] =~ s{((?:\.[^\.]*)?)$}{(1)$1}; |
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$debug and $debug & 128 and _debug("numbering to: $_[0]"); |
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} |
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sub _gen_wanted { |
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my ($ow, $onw) = my ($w, $nw) = @_; |
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if (ref $w eq 'Regexp') { |
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$w = sub { $_[0]{remote} =~ $ow } |
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} |
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if (ref $nw eq 'Regexp') { |
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$nw = sub { $_[0]{remote} =~ $onw } |
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} |
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if (defined $w and defined $nw) { |
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return sub { &$nw and not &$w } |
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} |
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return $w if defined $w; |
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return sub { not &$nw } if defined $nw; |
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109
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undef; |
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} |
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112
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sub _scp_unescape_name { |
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s/\\\\|\\\^([@-Z])/$1 ? chr(ord($1) - 64) : '\\'/ge for @_; |
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114
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} |
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sub _scp_escape_name { |
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for (@_) { |
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s/\\/\\\\/; |
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s/([\x00-\x1f])/'\\^' . chr(64 + ord($1))/ge; |
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120
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} |
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} |
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123
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# sub _mkpath { |
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# my $path = shift; |
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# my @start = File::Spec->splitdir(File::Spec->rel2abs($path)); |
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# my @end; |
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# while (@start) { |
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# my $start = File::Spec->join(@start); |
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# last if -d $start; |
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# push @end, pop @start; |
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# } |
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# while (@end) { |
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# push @start, pop @end; |
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# my $start = File::Spec->join(@start); |
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# return unless -d $start or mkdir $start; |
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# } |
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# 1; |
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# } |
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140
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1; |