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			eval "require $module";
			die "Couldn't load $module: $@"."Are you sure '$cipher' is correct? If so,"
			  . " install $module in the proper path or choose some other cipher.\n"
				if $@;

			# delete possibly existing cipher obj from a previous crypt process
			# otherwise changes in the cipher would not be recognized by start()
			$self->{_cipherobj} = '';
		}

		# some packages like Crypt::DES and Crypt::IDEA behave strange in the way
		# that their methods do not belong to the Crypt::DES or Crypt::IDEA namespace
		# but only DES or IDEA instead
		unless ($module->can('blocksize')) { $module=$cipher }

		die "Can't work because Crypt::$cipher doesn't report blocksize."
		  . " Are you sure $cipher is a valid cipher module?\n"
			unless ($module->can('blocksize') && $module->blocksize);

		$self->{blocksize} = $module->blocksize;

		# In opposition to the blocksize, the keysize need not be known by me,

ECB.pm  view on Meta::CPAN

Foundation; either version 1, or (at your option) any later version, or

b) the "Artistic License".

=head1 AUTHOR

Christoph Appel (see ECB.pm for email address)

=head1 SEE ALSO

perl(1), Crypt::DES(3), Crypt::IDEA(3), Crypt::CBC(3)

=cut