LICENSE.txt

Copyright (c) 2017-present, The Board of Trustees of the Leland Stanford
Junior University, through SLAC National Accelerator Laboratory
(subject to receipt of any required approvals from the U.S. Dept. of
Energy). 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.

(3) Neither the name of the Leland Stanford Junior University, SLAC
National Accelerator Laboratory, U.S. Dept. of Energy 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 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, THE UNITED STATES GOVERNMENT, OR CONTRIBUTORS BE LIABLE FOR ANY
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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
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You are under no obligation whatsoever to provide any bug fixes,
patches, or upgrades to the features, functionality or performance of
the source code ("Enhancements") to anyone; however, if you choose to
make your Enhancements available either publicly, or directly to SLAC
National Accelerator Laboratory, without imposing a separate written
license agreement for such Enhancements, then you hereby grant the
following license: a non-exclusive, royalty-free perpetual license to
install, use, modify, prepare derivative works, incorporate into other
computer software, distribute, and sublicense such Enhancements or
derivative works thereof, in binary and source code form.