1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.0 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
/*! \file flexran_agent_async.c
* \brief channel implementation for async interface
* \author Xenofon Foukas
* \date 2016
* \version 0.1
*/
#include "flexran_agent_async.h"
#include "flexran_agent_defs.h"
#include "log.h"
flexran_agent_async_channel_t * flexran_agent_async_channel_info(mid_t mod_id, char *dst_ip, uint16_t dst_port) {
flexran_agent_async_channel_t *channel;
channel = (flexran_agent_async_channel_t *) malloc(sizeof(flexran_agent_channel_t));
if (channel == NULL)
goto error;
channel->enb_id = mod_id;
/*Create a socket*/
channel->link = new_link_client(dst_ip, dst_port);
if (channel->link == NULL) goto error;
LOG_I(FLEXRAN_AGENT,"starting enb agent client for module id %d on ipv4 %s, port %d\n",
channel->enb_id,
dst_ip,
dst_port);
/*
* create a message queue
*/
// Set size of queues statically for now
channel->send_queue = new_message_queue(500);
if (channel->send_queue == NULL) goto error;
channel->receive_queue = new_message_queue(500);
if (channel->receive_queue == NULL) goto error;
/*
* create a link manager
*/
channel->manager = create_link_manager(channel->send_queue, channel->receive_queue, channel->link);
if (channel->manager == NULL) goto error;
return channel;
error:
LOG_I(FLEXRAN_AGENT,"there was an error\n");
return 1;
}
int flexran_agent_async_msg_send(void *data, int size, int priority, void *channel_info) {
flexran_agent_async_channel_t *channel;
channel = (flexran_agent_channel_t *)channel_info;
return message_put(channel->send_queue, data, size, priority);
}
int flexran_agent_async_msg_recv(void **data, int *size, int *priority, void *channel_info) {
flexran_agent_async_channel_t *channel;
channel = (flexran_agent_async_channel_t *)channel_info;
return message_get(channel->receive_queue, data, size, priority);
}
void flexran_agent_async_release(flexran_agent_channel_t *channel) {
flexran_agent_async_channel_t *channel_info;
channel_info = (flexran_agent_async_channel_t *) channel->channel_info;
destroy_link_manager(channel_info->manager);
destroy_message_queue(channel_info->send_queue);
destroy_message_queue(channel_info->receive_queue);
close_link(channel_info->link);
free(channel_info);
}