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Name	Size	Permission
ChaCha.pm	1.27 KB	-rw-rw-rw-
RC4.pm	1.06 KB	-rw-rw-rw-
Rabbit.pm	1.22 KB	-rw-rw-rw-
Salsa20.pm	1.22 KB	-rw-rw-rw-
Sober128.pm	1.2 KB	-rw-rw-rw-
Sosemanuk.pm	1.18 KB	-rw-rw-rw-

Code Editor : ChaCha.pm

package Crypt::Stream::ChaCha;

use strict;
use warnings;
our $VERSION = '0.068';

use CryptX;

=pod

=head1 NAME

Crypt::Stream::ChaCha - Stream cipher ChaCha

=head1 SYNOPSIS

use Crypt::Stream::ChaCha;

# encrypt
   $key = "1234567890123456";
   $iv  = "123456789012";
   $stream = Crypt::Stream::ChaCha->new($key, $iv);
   $ct = $stream->crypt("plain message");

# decrypt
   $key = "1234567890123456";
   $iv  = "123456789012";
   $stream = Crypt::Stream::ChaCha->new($key, $iv);
   $pt = $stream->crypt($ct);

=head1 DESCRIPTION

Provides an interface to the ChaCha stream cipher.

=head1 METHODS

=head2 new

$stream = Crypt::Stream::ChaCha->new($key, $iv);
 #or
 $stream = Crypt::Stream::ChaCha->new($key, $iv, $counter, $rounds);

# $key     .. 32 or 16 bytes
 # $iv      .. 8 or 12 bytes
 # $counter .. initial counter value (DEFAULT: 0)
 # $rounds  .. rounds (DEFAULT: 20)

=head2 crypt

$ciphertext = $stream->crypt($plaintext);
 #or
 $plaintext = $stream->crypt($ciphertext);

=head2 keystream

$random_key = $stream->keystream($length);

=head2 clone

$stream->clone();

=head1 SEE ALSO

=over

=item * L<Crypt::Stream::RC4>, L<Crypt::Stream::Sober128>, L<Crypt::Stream::Salsa20>, L<Crypt::Stream::Sosemanuk>

=item * L<https://tools.ietf.org/html/rfc7539>

=back

=cut

${this.title}

Code Editor : ChaCha.pm