-/* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
- *
- * LibMemcached
- *
- * Copyright (C) 2011 Data Differential, http://datadifferential.com/
- * 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.
- *
- * * The names of its contributors may not 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.
- *
- */
+/*
+ +--------------------------------------------------------------------+
+ | libmemcached-awesome - C/C++ Client Library for memcached |
+ +--------------------------------------------------------------------+
+ | Redistribution and use in source and binary forms, with or without |
+ | modification, are permitted under the terms of the BSD license. |
+ | You should have received a copy of the license in a bundled file |
+ | named LICENSE; in case you did not receive a copy you can review |
+ | the terms online at: https://opensource.org/licenses/BSD-3-Clause |
+ +--------------------------------------------------------------------+
+ | Copyright (c) 2006-2014 Brian Aker https://datadifferential.com/ |
+ | Copyright (c) 2020-2021 Michael Wallner https://awesome.co/ |
+ +--------------------------------------------------------------------+
+*/
-#define MAX_UDP_DATAGRAM_LENGTH 1400
-#define UDP_DATAGRAM_HEADER_LENGTH 8
-#define UDP_REQUEST_ID_MSG_SIG_DIGITS 10
-#define UDP_REQUEST_ID_THREAD_MASK 0xFFFF << UDP_REQUEST_ID_MSG_SIG_DIGITS
-#define get_udp_datagram_request_id(A) ntohs((A)->request_id)
-#define get_udp_datagram_seq_num(A) ntohs((A)->sequence_number)
+#pragma once
+
+#define MAX_UDP_DATAGRAM_LENGTH 1400
+#define UDP_DATAGRAM_HEADER_LENGTH 8
+#define UDP_REQUEST_ID_MSG_SIG_DIGITS 10
+#define UDP_REQUEST_ID_THREAD_MASK 0xFFFF << UDP_REQUEST_ID_MSG_SIG_DIGITS
+#define get_udp_datagram_request_id(A) ntohs((A)->request_id)
+#define get_udp_datagram_seq_num(A) ntohs((A)->sequence_number)
#define get_udp_datagram_num_datagrams(A) ntohs((A)->num_datagrams)
-#define get_msg_num_from_request_id(A) ( (A) & (~(UDP_REQUEST_ID_THREAD_MASK)) )
-#define get_thread_id_from_request_id(A) ( (A) & (UDP_REQUEST_ID_THREAD_MASK) ) >> UDP_REQUEST_ID_MSG_SIG_DIGITS
+#define get_msg_num_from_request_id(A) ((A) & (~(UDP_REQUEST_ID_THREAD_MASK)))
+#define get_thread_id_from_request_id(A) \
+ ((A) & (UDP_REQUEST_ID_THREAD_MASK)) >> UDP_REQUEST_ID_MSG_SIG_DIGITS
#define generate_udp_request_thread_id(A) (A) << UDP_REQUEST_ID_MSG_SIG_DIGITS
-#define UDP_REQUEST_ID_MAX_THREAD_ID get_thread_id_from_request_id(0xFFFF)
+#define UDP_REQUEST_ID_MAX_THREAD_ID get_thread_id_from_request_id(0xFFFF)
-struct udp_datagram_header_st
-{
+struct udp_datagram_header_st {
uint16_t request_id;
uint16_t sequence_number;
uint16_t num_datagrams;
uint16_t reserved;
};
-bool memcached_io_init_udp_header(memcached_instance_st*, const uint16_t thread_id);
-void increment_udp_message_id(memcached_instance_st*);
+bool memcached_io_init_udp_header(memcached_instance_st *, const uint16_t thread_id);
+void increment_udp_message_id(memcached_instance_st *);