copyright

RSA加解密算法

This library and applications are FREE FOR COMMERCIAL AND NON-COMMERCIAL USE
as long as the following conditions are adhered to.

Copyright remains with Systemics Ltd, and as such any Copyright notices
in the code are not to be removed.  If this code is used in a product,
the Cryptix Development Team should be given attribution as the author
of the parts used.  This can be in the form of a textual message at program
startup or in documentation (online or textual) provided with the package.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:

  1.  Redistributions of source code must retain the copyright
  notice, this list of conditions and the following disclaimer.

  2.  Redistributions in binary form must reproduce the above copyright
  notice, this list of conditions and the following disclaimer in the
  documentation and/or other materials provided with the distribution.

  3.  All advertising materials mentioning features or use of this software
  must display the following acknowledgement:

	   This product includes software developed by the Cryptix
	   Development Team (http://www.systemics.com/docs/cryptix/)



THIS SOFTWARE IS PROVIDED BY SYSTEMICS LTD ``AS IS'' AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.

The licence and distribution terms for any publically available version or
derivative of this code cannot be changed.  i.e. this code cannot simply be
copied and put under another distribution licence [including the GNU Public
Licence.]