--- /dev/null
+/* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
+ *
+ * Libmemcached library
+ *
+ * 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.
+ *
+ */
+
+/*
+ This is a partial implementation for fetching/creating memcached_server_st objects.
+*/
+#include <libmemcached/common.h>
+
+static inline void _server_init(memcached_server_st *self, Memcached *root,
+ const memcached_string_t& hostname,
+ in_port_t port,
+ uint32_t weight, memcached_connection_t type)
+{
+ self->options.is_shutting_down= false;
+ self->options.is_dead= false;
+ self->number_of_hosts= 0;
+ self->cursor_active= 0;
+ self->port= port;
+ self->io_bytes_sent= 0;
+ self->request_id= 0;
+ self->server_failure_counter= 0;
+ self->server_failure_counter_query_id= 0;
+ self->server_timeout_counter= 0;
+ self->server_timeout_counter_query_id= 0;
+ self->weight= weight ? weight : 1; // 1 is the default weight value
+ self->io_wait_count.read= 0;
+ self->io_wait_count.write= 0;
+ self->io_wait_count.timeouts= 0;
+ self->io_wait_count._bytes_read= 0;
+ self->major_version= UINT8_MAX;
+ self->micro_version= UINT8_MAX;
+ self->minor_version= UINT8_MAX;
+ self->type= type;
+ self->error_messages= NULL;
+
+ self->state= MEMCACHED_SERVER_STATE_NEW;
+ self->next_retry= 0;
+
+ self->root= root;
+ if (root)
+ {
+ self->version= ++root->server_info.version;
+ }
+ else
+ {
+ self->version= UINT_MAX;
+ }
+ self->limit_maxbytes= 0;
+ memcpy(self->hostname, hostname.c_str, hostname.size);
+ self->hostname[hostname.size]= 0;
+}
+
+static memcached_server_st *_server_create(memcached_server_st *self, const Memcached *memc)
+{
+ if (self == NULL)
+ {
+ self= libmemcached_xmalloc(memc, struct memcached_server_st);
+
+ if (self == NULL)
+ {
+ return NULL; /* MEMCACHED_MEMORY_ALLOCATION_FAILURE */
+ }
+
+ self->options.is_allocated= true;
+ }
+ else
+ {
+ self->options.is_allocated= false;
+ }
+
+ self->options.is_initialized= true;
+
+ return self;
+}
+
+memcached_server_st *__server_create_with(Memcached *memc,
+ memcached_server_st* allocated_instance,
+ const memcached_string_t& hostname,
+ const in_port_t port,
+ uint32_t weight,
+ const memcached_connection_t type)
+{
+ if (memcached_is_valid_servername(hostname) == false)
+ {
+ memcached_set_error(*memc, MEMCACHED_INVALID_ARGUMENTS, MEMCACHED_AT, memcached_literal_param("Invalid hostname provided"));
+ return NULL;
+ }
+
+ allocated_instance= _server_create(allocated_instance, memc);
+
+ if (allocated_instance == NULL)
+ {
+ return NULL;
+ }
+
+ _server_init(allocated_instance, const_cast<Memcached *>(memc), hostname, port, weight, type);
+
+ return allocated_instance;
+}
+
+void __server_free(memcached_server_st *self)
+{
+ memcached_error_free(*self);
+
+ if (memcached_is_allocated(self))
+ {
+ libmemcached_free(self->root, self);
+ }
+ else
+ {
+ self->options.is_initialized= false;
+ }
+}
+
+void memcached_server_free(memcached_server_st *self)
+{
+ if (self == NULL)
+ {
+ return;
+ }
+
+ if (memcached_server_list_count(self))
+ {
+ memcached_server_list_free(self);
+ return;
+ }
+
+ __server_free(self);
+}
+
+void memcached_server_error_reset(memcached_server_st *self)
+{
+ WATCHPOINT_ASSERT(self);
+ if (self == NULL)
+ {
+ return;
+ }
+
+ memcached_error_free(*self);
+}
+
+uint32_t memcached_servers_set_count(memcached_server_st *servers, uint32_t count)
+{
+ WATCHPOINT_ASSERT(servers);
+ if (servers == NULL)
+ {
+ return 0;
+ }
+
+ return servers->number_of_hosts= count;
+}
+
+uint32_t memcached_server_count(const memcached_st *self)
+{
+ WATCHPOINT_ASSERT(self);
+ if (self == NULL)
+ return 0;
+
+ return self->number_of_hosts;
+}
+
+const char *memcached_server_name(const memcached_instance_st * self)
+{
+ WATCHPOINT_ASSERT(self);
+ if (self)
+ {
+ return self->_hostname;
+ }
+
+ return NULL;
+}
+
+in_port_t memcached_server_port(const memcached_instance_st * self)
+{
+ WATCHPOINT_ASSERT(self);
+ if (self == NULL)
+ {
+ return 0;
+ }
+
+ return self->port();
+}
+
+in_port_t memcached_server_srcport(const memcached_instance_st * self)
+{
+ WATCHPOINT_ASSERT(self);
+ if (self == NULL || self->fd == INVALID_SOCKET || (self->type != MEMCACHED_CONNECTION_TCP && self->type != MEMCACHED_CONNECTION_UDP))
+ {
+ return 0;
+ }
+
+ struct sockaddr_in sin;
+ socklen_t addrlen= sizeof(sin);
+ if (getsockname(self->fd, (struct sockaddr*)&sin, &addrlen) != -1)
+ {
+ return ntohs(sin.sin_port);
+ }
+
+ return -1;
+}
+
+uint32_t memcached_server_response_count(const memcached_instance_st * self)
+{
+ WATCHPOINT_ASSERT(self);
+ if (self == NULL)
+ {
+ return 0;
+ }
+
+ return self->cursor_active_;
+}
+
+const char *memcached_server_type(const memcached_instance_st * ptr)
+{
+ if (ptr)
+ {
+ switch (ptr->type)
+ {
+ case MEMCACHED_CONNECTION_TCP:
+ return "TCP";
+
+ case MEMCACHED_CONNECTION_UDP:
+ return "UDP";
+
+ case MEMCACHED_CONNECTION_UNIX_SOCKET:
+ return "SOCKET";
+ }
+ }
+
+ return "UNKNOWN";
+}
+
+uint8_t memcached_server_major_version(const memcached_instance_st * instance)
+{
+ if (instance)
+ {
+ return instance->major_version;
+ }
+
+ return UINT8_MAX;
+}
+
+uint8_t memcached_server_minor_version(const memcached_instance_st * instance)
+{
+ if (instance)
+ {
+ return instance->minor_version;
+ }
+
+ return UINT8_MAX;
+}
+
+uint8_t memcached_server_micro_version(const memcached_instance_st * instance)
+{
+ if (instance)
+ {
+ return instance->micro_version;
+ }
+
+ return UINT8_MAX;
+}
projects / awesomized / libmemcached / blobdiff