-/* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
- *
- * Libmemcached library
- *
- * Copyright (C) 2011 Data Differential, http://datadifferential.com/
- *
- * 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/ |
+ +--------------------------------------------------------------------+
+*/
#include "libmemcached/common.h"
-static memcached_return_t memcached_flush_binary(Memcached *ptr,
- time_t expiration,
- const bool reply)
-{
- protocol_binary_request_flush request= {};
+static memcached_return_t memcached_flush_binary(Memcached *ptr, time_t expiration,
+ const bool reply) {
+ protocol_binary_request_flush request = {};
- request.message.header.request.opcode= PROTOCOL_BINARY_CMD_FLUSH;
- request.message.header.request.extlen= 4;
- request.message.header.request.datatype= PROTOCOL_BINARY_RAW_BYTES;
- request.message.header.request.bodylen= htonl(request.message.header.request.extlen);
- request.message.body.expiration= htonl((uint32_t) expiration);
+ request.message.header.request.opcode = PROTOCOL_BINARY_CMD_FLUSH;
+ request.message.header.request.extlen = 4;
+ request.message.header.request.datatype = PROTOCOL_BINARY_RAW_BYTES;
+ request.message.header.request.bodylen = htonl(request.message.header.request.extlen);
+ request.message.body.expiration = htonl((uint32_t) expiration);
- memcached_return_t rc= MEMCACHED_SUCCESS;
+ memcached_return_t rc = MEMCACHED_SUCCESS;
- for (uint32_t x= 0; x < memcached_server_count(ptr); x++)
- {
- memcached_instance_st* instance= memcached_instance_fetch(ptr, x);
+ for (uint32_t x = 0; x < memcached_server_count(ptr); x++) {
+ memcached_instance_st *instance = memcached_instance_fetch(ptr, x);
initialize_binary_request(instance, request.message.header);
- if (reply)
- {
- request.message.header.request.opcode= PROTOCOL_BINARY_CMD_FLUSH;
- }
- else
- {
- request.message.header.request.opcode= PROTOCOL_BINARY_CMD_FLUSHQ;
+ if (reply) {
+ request.message.header.request.opcode = PROTOCOL_BINARY_CMD_FLUSH;
+ } else {
+ request.message.header.request.opcode = PROTOCOL_BINARY_CMD_FLUSHQ;
}
- libmemcached_io_vector_st vector[]=
- {
- { NULL, 0 },
- { request.bytes, sizeof(request.bytes) }
- };
+ libmemcached_io_vector_st vector[] = {{NULL, 0}, {request.bytes, sizeof(request.bytes)}};
memcached_return_t rrc;
- if (memcached_failed(rrc= memcached_vdo(instance, vector, 2, true)))
- {
- if (instance->error_messages == NULL or instance->root->error_messages == NULL)
- {
+ if (memcached_failed(rrc = memcached_vdo(instance, vector, 2, true))) {
+ if (instance->error_messages == NULL or instance->root->error_messages == NULL) {
memcached_set_error(*instance, rrc, MEMCACHED_AT);
}
- rc= MEMCACHED_SOME_ERRORS;
- }
+ rc = MEMCACHED_SOME_ERRORS;
+ }
}
- for (uint32_t x= 0; x < memcached_server_count(ptr); x++)
- {
- memcached_instance_st* instance= memcached_instance_fetch(ptr, x);
+ for (uint32_t x = 0; x < memcached_server_count(ptr); x++) {
+ memcached_instance_st *instance = memcached_instance_fetch(ptr, x);
- if (instance->response_count() > 0)
- {
- (void)memcached_response(instance, NULL, 0, NULL);
+ if (instance->response_count() > 0) {
+ (void) memcached_response(instance, NULL, 0, NULL);
}
}
return rc;
}
-static memcached_return_t memcached_flush_textual(Memcached *ptr,
- time_t expiration,
- const bool reply)
-{
- char buffer[MEMCACHED_MAXIMUM_INTEGER_DISPLAY_LENGTH +1];
- int send_length= 0;
- if (expiration)
- {
- send_length= snprintf(buffer, sizeof(buffer), "%llu", (unsigned long long)expiration);
+static memcached_return_t memcached_flush_textual(Memcached *ptr, time_t expiration,
+ const bool reply) {
+ char buffer[MEMCACHED_MAXIMUM_INTEGER_DISPLAY_LENGTH + 1];
+ int send_length = 0;
+ if (expiration) {
+ send_length = snprintf(buffer, sizeof(buffer), "%llu", (unsigned long long) expiration);
}
- if (size_t(send_length) >= sizeof(buffer) or send_length < 0)
- {
- return memcached_set_error(*ptr, MEMCACHED_MEMORY_ALLOCATION_FAILURE, MEMCACHED_AT,
+ if (size_t(send_length) >= sizeof(buffer) or send_length < 0) {
+ return memcached_set_error(*ptr, MEMCACHED_MEMORY_ALLOCATION_FAILURE, MEMCACHED_AT,
memcached_literal_param("snprintf(MEMCACHED_DEFAULT_COMMAND_SIZE)"));
}
- memcached_return_t rc= MEMCACHED_SUCCESS;
- for (uint32_t x= 0; x < memcached_server_count(ptr); x++)
- {
- memcached_instance_st* instance= memcached_instance_fetch(ptr, x);
-
- libmemcached_io_vector_st vector[]=
- {
- { NULL, 0 },
- { memcached_literal_param("flush_all ") },
- { buffer, size_t(send_length) },
- { " noreply", reply ? 0 : memcached_literal_param_size(" noreply") },
- { memcached_literal_param("\r\n") }
- };
-
- memcached_return_t rrc= memcached_vdo(instance, vector, 5, true);
- if (memcached_success(rrc) and reply == true)
- {
+ memcached_return_t rc = MEMCACHED_SUCCESS;
+ for (uint32_t x = 0; x < memcached_server_count(ptr); x++) {
+ memcached_instance_st *instance = memcached_instance_fetch(ptr, x);
+
+ libmemcached_io_vector_st vector[] = {
+ {NULL, 0},
+ {memcached_literal_param("flush_all ")},
+ {buffer, size_t(send_length)},
+ {" noreply", reply ? 0 : memcached_literal_param_size(" noreply")},
+ {memcached_literal_param("\r\n")}};
+
+ memcached_return_t rrc = memcached_vdo(instance, vector, 5, true);
+ if (memcached_success(rrc) and reply == true) {
char response_buffer[MEMCACHED_DEFAULT_COMMAND_SIZE];
- rrc= memcached_response(instance, response_buffer, sizeof(response_buffer), NULL);
+ rrc = memcached_response(instance, response_buffer, sizeof(response_buffer), NULL);
}
- if (memcached_failed(rrc))
- {
+ if (memcached_failed(rrc)) {
// If an error has already been reported, then don't add to it
- if (instance->error_messages == NULL or instance->root->error_messages == NULL)
- {
+ if (instance->error_messages == NULL or instance->root->error_messages == NULL) {
memcached_set_error(*instance, rrc, MEMCACHED_AT);
}
- rc= MEMCACHED_SOME_ERRORS;
+ rc = MEMCACHED_SOME_ERRORS;
}
}
return rc;
}
-memcached_return_t memcached_flush(memcached_st *shell, time_t expiration)
-{
- Memcached* ptr= memcached2Memcached(shell);
+memcached_return_t memcached_flush(memcached_st *shell, time_t expiration) {
+ Memcached *ptr = memcached2Memcached(shell);
memcached_return_t rc;
- if (memcached_failed(rc= initialize_query(ptr, true)))
- {
+ if (memcached_failed(rc = initialize_query(ptr, true))) {
return rc;
}
- bool reply= memcached_is_replying(ptr);
+ bool reply = memcached_is_replying(ptr);
LIBMEMCACHED_MEMCACHED_FLUSH_START();
- if (memcached_is_binary(ptr))
- {
- rc= memcached_flush_binary(ptr, expiration, reply);
- }
- else
- {
- rc= memcached_flush_textual(ptr, expiration, reply);
+ if (memcached_is_binary(ptr)) {
+ rc = memcached_flush_binary(ptr, expiration, reply);
+ } else {
+ rc = memcached_flush_textual(ptr, expiration, reply);
}
LIBMEMCACHED_MEMCACHED_FLUSH_END();