3 ## -----------------------------------------------------------------------
5 ## Copyright 2003 H. Peter Anvin - All Rights Reserved
7 ## Permission is hereby granted, free of charge, to any person
8 ## obtaining a copy of this software and associated documentation
9 ## files (the "Software"), to deal in the Software without
10 ## restriction, including without limitation the rights to use,
11 ## copy, modify, merge, publish, distribute, sublicense, and/or
12 ## sell copies of the Software, and to permit persons to whom
13 ## the Software is furnished to do so, subject to the following
16 ## The above copyright notice and this permission notice shall
17 ## be included in all copies or substantial portions of the Software.
19 ## THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
20 ## EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
21 ## OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
22 ## NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
23 ## HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
24 ## WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
25 ## FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
26 ## OTHER DEALINGS IN THE SOFTWARE.
28 ## -----------------------------------------------------------------------
30 eval { use bytes
; }; eval { binmode STDIN
; };
33 while ( read(STDIN
,$ch,1) ) {
35 $len += printf ("%x", $cc);
44 print "\n" if ( $len );