libssh2
/* Copyright (c) 2004-2007 Sara  Golemon <sarag@libssh2.org> 
  * Copyright (c) 2005,2006 Mikhail Gusarov  <dottedmag@dottedmag.net> 
  * Copyright (c) 2006-2007 The Written Word,  Inc. 
  * Copyright (c) 2007 Eli Fant  <elifantu@mail.ru> 
  * Copyright (c) 2009-2021 Daniel Stenberg 
  * Copyright (C) 2008, 2009 Simon Josefsson 
  * Copyright (c) 2000 Markus Friedl 
  * Copyright (c) 2015 Microsoft Corp. 
  * All rights reserved. 
  * 
  * Redistribution and use in source and binary  forms, 
  * with or without modification, are permitted  provided 
  * that the following conditions are met: 
  * 
  *    Redistributions of source code must retain the above 
  *    copyright notice, this list of conditions and the 
  *    following disclaimer. 
  * 
  *    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. 
  * 
  *    Neither the name of the copyright holder nor the names 
  *   of  any other contributors may be used to endorse or 
  *    promote products derived from this software without 
  *    specific prior written permission. 
  * 
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT  HOLDERS 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  COPYRIGHT OWNER 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. 
  */ 
