A.8 Facebook Fast Checksum Patch License

The following software may be included in this product:

Facebook Fast Checksum Patch 

Copyright (C) 2009-2010 Facebook, Inc.  All Rights Reserved. 

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 FACEBOOK, INC. “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 FACEBOOK, INC. 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. 

Also included: 

crc32.c -- compute the CRC-32 of a buf stream 
Copyright (C) 1995-2005 Mark Adler 

This software is provided 'as-is', without any express or implied 
warranty.  In no event will the authors be held liable for any damages 
arising from the use of this software. 

Permission is granted to anyone to use this software for any purpose, 
including commercial applications, and to alter it and redistribute it 
freely, subject to the following restrictions: 

1. The origin of this software must not be misrepresented; you must not 
   claim that you wrote the original software. If you use this software 
   in a product, an acknowledgment in the product documentation would be 
   appreciated but is not required. 
2. Altered source versions must be plainly marked as such, and must not be 
   misrepresented as being the original software. 
3. This notice may not be removed or altered from any source distribution. 

Jean-loup Gailly jloup@gzip.org 
Mark Adler madler@alumni.caltech.edu