paste64.pl revision d522f475 
1#!/usr/bin/perl -w
2# $XTermId: paste64.pl,v 1.9 2006/03/13 01:28:02 tom Exp $
3# $XFree86: xc/programs/xterm/vttests/paste64.pl,v 1.1 2006/03/13 01:28:02 dickey Exp $
4#
5# -- Thomas Dickey (2006/3/7)
6# Test the paste64 option of xterm.
7
8use strict;
9
10use Term::ReadKey;
11use IO::Handle;
12use MIME::Base64;
13
14our $target = "";
15
16sub to_hex($) {
17	my $value = $_[0];
18	my $result = "";
19	my $n;
20
21	for ( $n = 0; $n < length($value); ++$n) {
22		$result .= sprintf("%02X", ord substr($value,$n,1));
23	}
24	return $result;
25}
26
27sub show_string($) {
28	my $value = $_[0];
29	my $n;
30
31	my $result = "";
32	for ( $n = 0; $n < length($value); $n += 1) {
33		my $c = ord substr($value,$n,1);
34		if ( $c == ord '\\' ) {
35			$result .= "\\\\";
36		} elsif ( $c == 0x1b ) {
37			$result .= "\\E";
38		} elsif ( $c == 0x7f ) {
39			$result .= "^?";
40		} elsif ( $c == 32 ) {
41			$result .= "\\s";
42		} elsif ( $c < 32 ) {
43			$result .= sprintf("^%c", $c + 64);
44		} elsif ( $c > 128 ) {
45			$result .= sprintf("\\%03o", $c);
46		} else {
47			$result .= chr($c);
48		}
49	}
50
51	printf "%s\r\n", $result;
52}
53
54sub get_reply($) {
55	my $command = $_[0];
56	my $reply = "";
57
58	printf "send: ";
59	show_string($command);
60
61	print STDOUT $command;
62	autoflush STDOUT 1;
63	while (1) {
64		my $test=ReadKey 1;
65		last if not defined $test;
66		#printf "%d:%s\r\n", length($reply), to_hex($test);
67		$reply .= $test;
68	}
69	return $reply;
70}
71
72sub get_paste() {
73	my $reply = get_reply("\x1b]52;" . $target . ";?\x1b\\");
74
75	printf "read: ";
76	show_string($reply);
77
78	my $data = $reply;
79	$data =~ s/^\x1b]52;[[:alnum:]]*;//;
80	$data =~ s/\x1b\\$//;
81	printf "chop: ";
82	show_string($data);
83
84        $data = decode_base64($data);
85	printf "data: ";
86	show_string($data);
87}
88
89sub put_paste() {
90	ReadMode 1;
91
92	printf "data: ";
93	my $data = ReadLine 0;
94	chomp $data;
95	ReadMode 5;
96
97	$data = encode_base64($data);
98	chomp $data;
99	printf "data: ";
100	show_string($data);
101
102	my $send = "\x1b]52;" . $target . ";" . $data . "\x1b\\";
103
104	printf "send: ";
105	show_string($send);
106}
107
108sub set_target() {
109	ReadMode 1;
110
111	printf "target: ";
112	$target = ReadLine 0;
113	$target =~ s/[^[:alnum:]]//g;
114	ReadMode 5;
115	printf "result: %s\r\n", $target;
116}
117
118ReadMode 5, 'STDIN'; # allow single-character inputs
119while (1) {
120	my $cmd;
121
122	printf "\r\nCommand (? for help):";
123	$cmd = ReadKey 0;
124	if ( $cmd eq "?" ) {
125		printf "\r\np=put selection, g=get selection, q=quit, r=reset target, s=set target\r\n";
126	} elsif ($cmd eq "p") {
127		printf " ...put selection\r\n";
128		put_paste();
129	} elsif ($cmd eq "g") {
130		printf " ...get selection\r\n";
131		get_paste();
132	} elsif ($cmd eq "q") {
133		printf " ...quit\r\n";
134		last;
135	} elsif ($cmd eq "r") {
136		printf " ...reset\r\n";
137		$target = "";
138	} elsif ($cmd eq "s") {
139		printf " ...set target\r\n";
140		set_target();
141	}
142}
143ReadMode 0, 'STDIN'; # Reset tty mode before exiting
144