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#!/usr/bin/perl -w
# $XTermId: paste64.pl,v 1.9 2006/03/13 01:28:02 tom Exp $
# $XFree86: xc/programs/xterm/vttests/paste64.pl,v 1.1 2006/03/13 01:28:02 dickey Exp $
#
# -- Thomas Dickey (2006/3/7)
# Test the paste64 option of xterm.
use strict;
use Term::ReadKey;
use IO::Handle;
use MIME::Base64;
our $target = "";
sub to_hex($) {
my $value = $_[0];
my $result = "";
my $n;
for ( $n = 0; $n < length($value); ++$n) {
$result .= sprintf("%02X", ord substr($value,$n,1));
}
return $result;
}
sub show_string($) {
my $value = $_[0];
my $n;
my $result = "";
for ( $n = 0; $n < length($value); $n += 1) {
my $c = ord substr($value,$n,1);
if ( $c == ord '\\' ) {
$result .= "\\\\";
} elsif ( $c == 0x1b ) {
$result .= "\\E";
} elsif ( $c == 0x7f ) {
$result .= "^?";
} elsif ( $c == 32 ) {
$result .= "\\s";
} elsif ( $c < 32 ) {
$result .= sprintf("^%c", $c + 64);
} elsif ( $c > 128 ) {
$result .= sprintf("\\%03o", $c);
} else {
$result .= chr($c);
}
}
printf "%s\r\n", $result;
}
sub get_reply($) {
my $command = $_[0];
my $reply = "";
printf "send: ";
show_string($command);
print STDOUT $command;
autoflush STDOUT 1;
while (1) {
my $test=ReadKey 1;
last if not defined $test;
#printf "%d:%s\r\n", length($reply), to_hex($test);
$reply .= $test;
}
return $reply;
}
sub get_paste() {
my $reply = get_reply("\x1b]52;" . $target . ";?\x1b\\");
printf "read: ";
show_string($reply);
my $data = $reply;
$data =~ s/^\x1b]52;[[:alnum:]]*;//;
$data =~ s/\x1b\\$//;
printf "chop: ";
show_string($data);
$data = decode_base64($data);
printf "data: ";
show_string($data);
}
sub put_paste() {
ReadMode 1;
printf "data: ";
my $data = ReadLine 0;
chomp $data;
ReadMode 5;
$data = encode_base64($data);
chomp $data;
printf "data: ";
show_string($data);
my $send = "\x1b]52;" . $target . ";" . $data . "\x1b\\";
printf "send: ";
show_string($send);
}
sub set_target() {
ReadMode 1;
printf "target: ";
$target = ReadLine 0;
$target =~ s/[^[:alnum:]]//g;
ReadMode 5;
printf "result: %s\r\n", $target;
}
ReadMode 5, 'STDIN'; # allow single-character inputs
while (1) {
my $cmd;
printf "\r\nCommand (? for help):";
$cmd = ReadKey 0;
if ( $cmd eq "?" ) {
printf "\r\np=put selection, g=get selection, q=quit, r=reset target, s=set target\r\n";
} elsif ($cmd eq "p") {
printf " ...put selection\r\n";
put_paste();
} elsif ($cmd eq "g") {
printf " ...get selection\r\n";
get_paste();
} elsif ($cmd eq "q") {
printf " ...quit\r\n";
last;
} elsif ($cmd eq "r") {
printf " ...reset\r\n";
$target = "";
} elsif ($cmd eq "s") {
printf " ...set target\r\n";
set_target();
}
}
ReadMode 0, 'STDIN'; # Reset tty mode before exiting
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