-/* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
- *
- * LibMemcached
- *
- * Copyright (C) 2011 Data Differential, http://datadifferential.com/
- * Copyright (C) 2006-2009 Brian Aker
- * 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 - 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 Michael Wallner <mike@php.net> |
+ +--------------------------------------------------------------------+
+*/
#include "libmemcached/common.h"
-#define memcached_set_purging(__object, __value) ((__object)->state.is_purging= (__value))
+#define memcached_set_purging(object_, value_) ((object_)->state.is_purging = (value_))
-class Purge
-{
+class Purge {
public:
- Purge(Memcached* arg) :
- _memc(arg)
- {
+ Purge(Memcached *arg)
+ : _memc(arg) {
memcached_set_purging(_memc, true);
}
- ~Purge()
- {
+ ~Purge() {
memcached_set_purging(_memc, false);
}
private:
- Memcached* _memc;
+ Memcached *_memc;
};
-class PollTimeout
-{
+class PollTimeout {
public:
- PollTimeout(Memcached* arg, int32_t ms = 50) :
- _timeout(arg->poll_timeout),
- _origin(arg->poll_timeout)
- {
+ PollTimeout(Memcached *arg, int32_t ms = 50)
+ : _timeout(arg->poll_timeout)
+ , _origin(arg->poll_timeout) {
_origin = ms;
}
- ~PollTimeout()
- {
- _origin= _timeout;
+ ~PollTimeout() {
+ _origin = _timeout;
}
private:
int32_t _timeout;
- int32_t& _origin;
+ int32_t &_origin;
};
-bool memcached_purge(memcached_instance_st* ptr)
-{
- Memcached *root= (Memcached *)ptr->root;
+bool memcached_purge(memcached_instance_st *ptr) {
+ Memcached *root = (Memcached *) ptr->root;
if (memcached_is_purging(ptr->root) || /* already purging */
- (memcached_server_response_count(ptr) < ptr->root->io_msg_watermark &&
- ptr->io_bytes_sent < ptr->root->io_bytes_watermark) ||
- (ptr->io_bytes_sent >= ptr->root->io_bytes_watermark &&
- memcached_server_response_count(ptr) < 2))
+ (memcached_server_response_count(ptr) < ptr->root->io_msg_watermark
+ && ptr->io_bytes_sent < ptr->root->io_bytes_watermark)
+ || (ptr->io_bytes_sent >= ptr->root->io_bytes_watermark
+ && memcached_server_response_count(ptr) < 2))
{
return true;
}
/*
memcached_io_write and memcached_response may call memcached_purge
- so we need to be able stop any recursion..
+ so we need to be able stop any recursion..
*/
Purge set_purge(root);
WATCHPOINT_ASSERT(ptr->fd != INVALID_SOCKET);
- /*
+ /*
Force a flush of the buffer to ensure that we don't have the n-1 pending
- requests buffered up..
+ requests buffered up..
*/
- if (memcached_io_write(ptr) == false)
- {
+ if (memcached_io_write(ptr) == false) {
memcached_io_reset(ptr);
memcached_set_error(*ptr, MEMCACHED_WRITE_FAILURE, MEMCACHED_AT);
return false;
}
WATCHPOINT_ASSERT(ptr->fd != INVALID_SOCKET);
- bool is_successful= true;
- uint32_t no_msg= memcached_server_response_count(ptr);
- if (no_msg > 1)
- {
+ bool is_successful = true;
+ uint32_t no_msg = memcached_server_response_count(ptr);
+ if (no_msg > 1) {
memcached_result_st result;
/*
* We need to increase the timeout, because we might be waiting for
* data to be sent from the server (the commands was in the output buffer
* and just flushed
- */
+ */
PollTimeout poll_timeout(ptr->root);
- memcached_result_st* result_ptr= memcached_result_create(root, &result);
+ memcached_result_st *result_ptr = memcached_result_create(root, &result);
assert(result_ptr);
- for (uint32_t x= 0; x < no_msg - 1; x++)
- {
+ for (uint32_t x = 0; x < no_msg - 1; x++) {
memcached_result_reset(result_ptr);
- memcached_return_t rc= memcached_read_one_response(ptr, result_ptr);
+ memcached_return_t rc = memcached_read_one_response(ptr, result_ptr);
/*
* Purge doesn't care for what kind of command results that is received.
* The only kind of errors I care about if is I'm out of sync with the
* protocol or have problems reading data from the network..
*/
- if (rc== MEMCACHED_PROTOCOL_ERROR or rc == MEMCACHED_UNKNOWN_READ_FAILURE or rc == MEMCACHED_READ_FAILURE)
+ if (rc == MEMCACHED_PROTOCOL_ERROR or rc == MEMCACHED_UNKNOWN_READ_FAILURE
+ or rc == MEMCACHED_READ_FAILURE)
{
WATCHPOINT_ERROR(rc);
- is_successful= false;
+ is_successful = false;
}
if (rc == MEMCACHED_TIMEOUT) {
break;
}
- if (ptr->root->callbacks != NULL)
- {
+ if (ptr->root->callbacks) {
memcached_callback_st cb = *ptr->root->callbacks;
- if (memcached_success(rc))
- {
- for (uint32_t y= 0; y < cb.number_of_callback; y++)
- {
- if (memcached_fatal((*cb.callback[y])(ptr->root, result_ptr, cb.context)))
- {
+ if (memcached_success(rc)) {
+ for (uint32_t y = 0; y < cb.number_of_callback; y++) {
+ if (memcached_fatal((*cb.callback[y])(ptr->root, result_ptr, cb.context))) {
break;
}
}