Very basic version of the enb agent

2015-12-21 03:36:37 +01:00
parent 0dee574c57
commit 17251ddaac
13 changed files with 1414 additions and 9 deletions
@@ -0,0 +1,133 @@
+/*******************************************************************************
+    OpenAirInterface
+    Copyright(c) 1999 - 2014 Eurecom
+
+    OpenAirInterface 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.
+
+
+    OpenAirInterface 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 OpenAirInterface.The full GNU General Public License is
+   included in this distribution in the file called "COPYING". If not,
+   see <http://www.gnu.org/licenses/>.
+
+  Contact Information
+  OpenAirInterface Admin: openair_admin@eurecom.fr
+  OpenAirInterface Tech : openair_tech@eurecom.fr
+  OpenAirInterface Dev  : openair4g-devel@lists.eurecom.fr
+
+  Address      : Eurecom, Compus SophiaTech 450, route des chappes, 06451 Biot, France.
+
+ *******************************************************************************/
+
+/*! \file 
+ * \brief 
+ * \author 
+ * \date 2016
+ * \version 0.1
+ */
+
+
+#include "enb_agent_common.h"
+#include "enb_agent_mac.h"
+#include "log.h"
+
+#include "assertions.h"
+
+enb_agent_message_decoded_callback messages_callback[][3] = {
+  {enb_agent_hello, enb_agent_hello,0}, /*PROTOCOL__PROGRAN_MESSAGE__MSG_HELLO_MSG*/
+  {enb_agent_echo_request, enb_agent_echo_reply,0}, /**/
+  {0, enb_agent_mac_reply,0}, /*stats*/
+  {0,0,0},
+
+};
+
+static const char *enb_agent_direction2String[] = {
+  "", /* not_set  */
+  "originating message", /* originating message */
+  "successfull outcome", /* successfull outcome */
+  "unsuccessfull outcome", /* unsuccessfull outcome */
+};
+
+
+Protocol__ProgranMessage* enb_agent_handle_message (uint32_t xid, 
+						    uint8_t *data, 
+						    uint32_t size){
+  
+  Protocol__ProgranMessage *message;
+  err_code_t err_code;
+  DevAssert(data != NULL);
+
+  if (enb_agent_deserialize_message(data, size, &message) < 0) {
+    err_code= PROTOCOL__PROGRAN_ERR__MSG_DECODING;
+    goto error; 
+  }
+  
+  if ((message->msg_case > sizeof(messages_callback) / (3*sizeof(enb_agent_message_decoded_callback))) || 
+      (message->msg_dir > PROTOCOL__PROGRAN_DIRECTION__UNSUCCESSFUL_OUTCOME)){
+    err_code= PROTOCOL__PROGRAN_ERR__MSG_NOT_HANDLED;
+      goto error;
+  }
+    
+  if (messages_callback[message->msg_case][message->msg_dir] == NULL) {
+    err_code= PROTOCOL__PROGRAN_ERR__MSG_NOT_SUPPORTED;
+    goto error;
+
+  }
+
+  err_code= ((*messages_callback[message->msg_case-1][message->msg_dir-1])(xid, &message));
+  if ( err_code < 0 ){
+    goto error;
+  }
+  
+  return message;
+  
+error:
+  LOG_E(ENB_APP,"errno %d occured\n",err_code);
+  return err_code;
+
+}
+
+
+
+void * enb_agent_send_message(uint32_t xid, 
+			   Protocol__ProgranMessage *msg, 
+			   uint32_t * size){
+
+  void * buffer;
+  err_code_t err_code = PROTOCOL__PROGRAN_ERR__NO_ERR;
+  
+  if (enb_agent_serialize_message(msg, &buffer, size) < 0 ) {
+    err_code = PROTOCOL__PROGRAN_ERR__MSG_ENCODING;
+    goto error;
+  }
+  
+  // free the msg --> later keep this in the data struct and just update the values
+  enb_agent_mac_destroy_stats_reply(msg);
+  
+  DevAssert(buffer !=NULL);
+
+  LOG_D(ENB_APP,"Serilized the enb mac stats reply (size %d)\n", size);
+
+  return buffer;
+
+error :
+LOG_E(ENB_APP,"errno %d occured\n",err_code);
+return NULL; 
+  
+}
+
+
+
+
+
+
+
+