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/*
* Authors:
* Dmitriy A. Gearasimov <naeper@demlabs.net>
* DeM Labs Inc. https://demlabs.net
This file is part of DAP (Deus Applications Prototypes) the open source project
DAP (Deus Applicaions Prototypes) is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
DAP is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with any DAP based project. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <glib.h>
#include <pthread.h>
#include "dap_chain_node_remote.h"
// List of connections
static GList *connect_list = NULL;
// for separate access to connect_list
static pthread_mutex_t connect_list_mutex = PTHREAD_MUTEX_INITIALIZER;
/**
* Add new established connection in the list
*/
bool chain_node_client_list_add(chain_node_client_t *client)
{
if(!client)
return false;
pthread_mutex_lock(&connect_list_mutex);
connect_list = g_list_append(connect_list, client);
pthread_mutex_unlock(&connect_list_mutex);
return true;
}
/**
* Delete established connection from the list
*/
bool chain_node_client_list_del(chain_node_client_t *client)
{
pthread_mutex_lock(&connect_list_mutex);
GList *list = g_list_find(connect_list, client);
// found
if(list)
connect_list = g_list_remove(connect_list, client);
pthread_mutex_unlock(&connect_list_mutex);
if(list)
return true;
return false;
}
/**
* Get one established connection
*
* n - the position of the established connection, counting from 0
*
* return client, or NULL if the position is off the end of the list
*/
chain_node_client_t* chain_node_client_list_get_item(int n)
{
pthread_mutex_lock(&connect_list_mutex);
chain_node_client_t *client = g_list_nth_data(connect_list, (guint) n);
pthread_mutex_unlock(&connect_list_mutex);
return client;
}
/**
* Get the number of established connections
*/
int chain_node_client_list_count(void)
{
pthread_mutex_lock(&connect_list_mutex);
int len = g_list_length(connect_list);
pthread_mutex_unlock(&connect_list_mutex);
return len;
}