Notice.txt

The valkey-swift Project
====================

Please visit the valkey-swift web site for more information:

* https://github.com/adam-fowler/valkey-swift

Copyright 2025 The valkey-swift Project

The valkey-swift Project licenses this file to you under the Apache License,
version 2.0 (the "License"); you may not use this file except in compliance
with the License. You may obtain a copy of the License at:

https://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
License for the specific language governing permissions and limitations
under the License.

Also, please refer to each LICENSE.<component>.txt file, which is located in
the 'license' directory of the distribution file, for the license terms of the
components that this product depends on.

-------------------------------------------------------------------------------

This product was heavily influenced by RediStack.
It contains a derivation of RediStack's 'RedisHashSlot.swift' and RESP3 implementation.

  * LICENSE (Apache License 2.0)
    * https://github.com/swift-server/RediStack/blob/main/LICENSE.txt
  * HOMEPAGE:
    * https://github.com/swift-server/RediStack

---

This product contains a derivation of Georges Menie's crc16 algorithm that was adopted
to Redis coding style by Salvatore Sanfilippo.

  * LICENSE:
    /*
     * Copyright 2001-2010 Georges Menie (www.menie.org)
     * Copyright 2010 Salvatore Sanfilippo (adapted to Redis coding style)
     * 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 University of California, Berkeley 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 AND 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.
     */
  * HOMEPAGE:
    * https://redis.io/docs/reference/cluster-spec/#appendix-a-crc16-reference-implementation-in-ansi-c

---

This product contains a version of the ConnectionPoolModule from postgres-nio

  * LICENSE (MIT)
    * https://github.com/vapor/postgres-nio/blob/main/LICENSE
  * HOMEPAGE:
    * https://github.com/vapor/postgres-nio

---

This product was influenced by valkey-glide.
  - It adapted valkey-glide's hashslot update logic after a MOVED error. 

  * LICENSE (Apache License 2.0)
    * https://github.com/valkey-io/valkey-glide/blob/main/LICENSE
  * HOMEPAGE:
    * https://github.com/valkey-io/valkey-glide