This file is part of the OpenSMTPD software.

The licences which components of this software fall under are as
follows.  First, we will summarize and say that all components
are under a BSD licence, or a licence more free than that.

OpenSMTPD contains no GPL code.

Portable OpenSMTPD is divided in 4 parts:
- Original OpenSMTPD
- mail.local
- openbsd-compat
- smtpctl encrypt sub command



OpenSMTPD
=========


1) Almost all code is licensed under an ISC-style license, to the following
   copyright holders:

	Gilles Chehade
	Eric Faurot
	Jacek Masiulaniec
	Pierre-Yves Ritschard
	Henning Brauer
	Esben Norby
	Markus Friedl
	Daniel Hartmeier
	Theo de Raadt
	Claudio Jeker
	Reyk Floeter
	Janne Johansson
	Alexander Schrijver
	Marc Balmer
	Ashish Shukla
	Ryan Kavanagh
	Charles Longeau


2) ssl_privsep.c

    /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
     * All rights reserved.
     *
     * This package is an SSL implementation written
     * by Eric Young (eay@cryptsoft.com).
     * The implementation was written so as to conform with Netscapes SSL.
     *
     * This library is free for commercial and non-commercial use as long as
     * the following conditions are aheared to.  The following conditions
     * apply to all code found in this distribution, be it the RC4, RSA,
     * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
     * included with this distribution is covered by the same copyright terms
     * except that the holder is Tim Hudson (tjh@cryptsoft.com).
     *
     * Copyright remains Eric Young's, and as such any Copyright notices in
     * the code are not to be removed.
     * If this package is used in a product, Eric Young should be given attribution
     * as the author of the parts of the library 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 cryptographic software written by
     *     Eric Young (eay@cryptsoft.com)"
     *    The word 'cryptographic' can be left out if the rouines from the library
     *    being used are not cryptographic related :-).
     * 4. If you include any Windows specific code (or a derivative thereof) from
     *    the apps directory (application code) you must include an acknowledgement:
     *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
     *
     * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``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.]
     */

    /*
     * SSL operations needed when running in a privilege separated environment.
     * Adapted from openssl's ssl_rsa.c by Pierre-Yves Ritschard .
     */



mail.local
==========


1) mail.local is covered by a 3-clause BSD license, to the following
   copyright holders:

	The Regents of the University of California.
	David Mazieres
	Theo de Raadt

     * 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 above 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. Neither the name of the University nor the names of its contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS 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.



openbsd-compat
==============


Most of the OpenBSD compatibility layer is based on the work by Damien Miller for
Portable OpenSSH.

1) Almost all code is licensed under an ISC-style license, to the following
   copyright holders:

	Internet Software Consortium.
	David Mazieres
	Damien Miller
	Markus Friedl
	Todd C. Miller
	Henning Brauer
	Pierre-Yves Ritschard
	Reyk Floeter
	Theo de Raadt
	Ted Unangst
	Charles Longeau

     * Permission to use, copy, modify, and distribute this software for any
     * purpose with or without fee is hereby granted, provided that the above
     * copyright notice and this permission notice appear in all copies.
     *
     * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
     * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
     * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
     * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
     * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
     * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
     * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.


2) base64.{c,h} in addition to beeing covered by an ISC-style licence, is also
   covered by this one:

     * Portions Copyright (c) 1995 by International Business Machines, Inc.
     *
     * International Business Machines, Inc. (hereinafter called IBM) grants
     * permission under its copyrights to use, copy, modify, and distribute this
     * Software with or without fee, provided that the above copyright notice and
     * all paragraphs of this notice appear in all copies, and that the name of IBM
     * not be used in connection with the marketing of any product incorporating
     * the Software or modifications thereof, without specific, written prior
     * permission.
     *
     * To the extent it has a right to do so, IBM grants an immunity from suit
     * under its patents, if any, for the use, sale or manufacture of products to
     * the extent that such products are used for performing Domain Name System
     * dynamic updates in TCP/IP networks by means of the Software.  No immunity is
     * granted for any product per se or for any other function of any product.
     *
     * THE SOFTWARE IS PROVIDED "AS IS", AND IBM DISCLAIMS ALL WARRANTIES,
     * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
     * PARTICULAR PURPOSE.  IN NO EVENT SHALL IBM BE LIABLE FOR ANY SPECIAL,
     * DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER ARISING
     * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE, EVEN
     * IF IBM IS APPRISED OF THE POSSIBILITY OF SUCH DAMAGES.


3)  Portable OpenSMTPD includes code under the 2-clause BSD license, from the
    following copyright holders:

	Ben Lindstrom
	Damien Miller
	Marc Espie
	Tim Rice
	The NetBSD Foundation, Inc.
	Jason R. Thorpe?
	Niels Provos

     * 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 above 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.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.


4)  Some code is under a 3-clause BSD license, from the
    following copyright holders:

	The Regents of the University of California.
	Ian F. Darwin
	Damien Miller
	Eric P. Allman

     * 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 above 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. Neither the name of the University nor the names of its contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS 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.


5)  Some code is under a 4-clause BSD license, from the
    following copyright holder:

	Christos Zoulas

     * 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 above 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 Christos Zoulas.
     * 4. The name of the author may not be used to endorse or promote products
     *    derived from this software without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.


6) includes.h, log.h, setresguid.c, xmalloc.c, xmalloc.c

     * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
     *                    All rights reserved
     *
     * As far as I am concerned, the code I have written for this software
     * can be used freely for any purpose.  Any derived versions of this
     * software must be clearly marked as such, and if the derived work is
     * incompatible with the protocol description in the RFC file, it must be
     * called by a name other than "ssh" or "Secure Shell".


7) chacha_private.h

D. J. Bernstein
Public domain.


8) bootstrap (only there in the git repository)

     # Copyright (c) 2002-2011 Sam Hocevar <sam@hocevar.net>
     #
     #    This program is free software. It comes without any warranty, to
     #    the extent permitted by applicable law. You can redistribute it
     #    and/or modify it under the terms of the Do What The Fuck You Want
     #    To Public License, Version 2, as published by Sam Hocevar. See
     #    http://sam.zoy.org/wtfpl/COPYING for more details.



smtpctl encrypt sub command
===========================


smtpctl encrypt sub command is licensed under an ISC-style license, to the
following copyright holders:

	Sunil Nimmagadda
	Gilles Chehade
