Commit ba735d18 authored by nikaeinn's avatar nikaeinn
Browse files

improve the S1AP e_rab setup messages

parent 8ef25c89
......@@ -228,6 +228,7 @@ typedef enum e_rab_satus_e {
typedef struct e_rab_param_s {
e_rab_t param;
uint8_t status;
uint8_t xid; // transaction_id
} __attribute__ ((__packed__)) e_rab_param_t;
#endif
......
......@@ -1218,6 +1218,7 @@ rrc_eNB_generate_dedicatedRRCConnectionReconfiguration(const protocol_ctxt_t* co
}
ue_context_pP->ue_context.e_rab[i].status = E_RAB_STATUS_DONE;
ue_context_pP->ue_context.e_rab[i].xid =rrc_eNB_get_next_transaction_identifier(ctxt_pP->module_id); //Transaction_id,
}
......@@ -1225,7 +1226,7 @@ rrc_eNB_generate_dedicatedRRCConnectionReconfiguration(const protocol_ctxt_t* co
size = do_RRCConnectionReconfiguration(ctxt_pP,
buffer,
rrc_eNB_get_next_transaction_identifier(ctxt_pP->module_id), //Transaction_id,
ue_context_pP->ue_context.e_rab[i].xid,
(SRB_ToAddModList_t*)NULL,
(DRB_ToAddModList_t*)*DRB_configList,
(DRB_ToReleaseList_t*)NULL, // DRB2_list,
......@@ -4183,6 +4184,7 @@ rrc_eNB_decode_dcch(
rrcConnectionReconfigurationComplete.
criticalExtensions.choice.
rrcConnectionReconfigurationComplete_r8);
/*NN: revise the condition */
if (ue_context_p->ue_context.Status == RRC_RECONFIGURED){
dedicated_DRB = 1;
LOG_I(RRC,
......@@ -4200,7 +4202,8 @@ rrc_eNB_decode_dcch(
if (EPC_MODE_ENABLED == 1) {
if (dedicated_DRB == 1){
rrc_eNB_send_S1AP_E_RAB_SETUP_RESP(ctxt_pP,
ue_context_p);
ue_context_p,
ul_dcch_msg->message.choice.c1.choice.rrcConnectionReconfigurationComplete.rrc_TransactionIdentifier);
}else {
rrc_eNB_send_S1AP_INITIAL_CONTEXT_SETUP_RESP(ctxt_pP,
ue_context_p);
......
/*******************************************************************************
OpenAirInterface
Copyright(c) 1999 - 2014 Eurecom
Copyright(c) 1999 - 2016 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
......@@ -28,8 +28,8 @@
*******************************************************************************/
/*! \file rrc_eNB_S1AP.c
* \brief rrc S1AP procedures for eNB
* \author Laurent Winckel and Sebastien ROUX and Navid Nikaein and Lionel GAUTHIER
* \date 2013-2014
* \author Laurent Winckel, Sebastien ROUX, Navid Nikaein and Lionel GAUTHIER
* \date 2013-2016
* \version 1.0
* \company Eurecom
* \email: navid.nikaein@eurecom.fr
......@@ -1315,8 +1315,10 @@ int rrc_eNB_process_S1AP_E_RAB_SETUP_REQ(MessageDef *msg_p, const char *msg_name
}
}
rrc_eNB_send_S1AP_E_RAB_SETUP_RESP(const protocol_ctxt_t* const ctxt_pP,
rrc_eNB_ue_context_t* const ue_context_pP){
/*NN: careful about the typcast of xid (long -> uint8_t*/
int rrc_eNB_send_S1AP_E_RAB_SETUP_RESP(const protocol_ctxt_t* const ctxt_pP,
rrc_eNB_ue_context_t* const ue_context_pP,
uint8_t xid ){
MessageDef *msg_p = NULL;
int e_rab;
......@@ -1327,58 +1329,66 @@ rrc_eNB_send_S1AP_E_RAB_SETUP_RESP(const protocol_ctxt_t* const ctxt_pP,
S1AP_E_RAB_SETUP_RESP (msg_p).eNB_ue_s1ap_id = ue_context_pP->ue_context.eNB_ue_s1ap_id;
for (e_rab = 0; e_rab < ue_context_pP->ue_context.setup_e_rabs ; e_rab++) {
if (ue_context_pP->ue_context.e_rab[e_rab].status == E_RAB_STATUS_DONE) {
S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs[e_rabs_done].e_rab_id = ue_context_pP->ue_context.e_rab[e_rab].param.e_rab_id;
// TODO add other information from S1-U when it will be integrated
S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs[e_rabs_done].gtp_teid = ue_context_pP->ue_context.enb_gtp_teid[e_rab];
S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs[e_rabs_done].eNB_addr = ue_context_pP->ue_context.enb_gtp_addrs[e_rab];
//S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs[e_rab].eNB_addr.length += 4;
ue_context_pP->ue_context.e_rab[e_rabs_done].status = E_RAB_STATUS_ESTABLISHED;
LOG_I (RRC,"enb_gtp_addr (msg index %d, context index %d, status %d): nb_of_e_rabs %d, e_rab_id %d, teid: %u, addr: %d.%d.%d.%d \n ",
e_rabs_done, e_rab, ue_context_pP->ue_context.e_rab[e_rab].status,
ue_context_pP->ue_context.nb_of_e_rabs,
S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs[e_rabs_done].e_rab_id,
S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs[e_rabs_done].gtp_teid,
S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs[e_rabs_done].eNB_addr.buffer[0],
S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs[e_rabs_done].eNB_addr.buffer[1],
S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs[e_rabs_done].eNB_addr.buffer[2],
S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs[e_rabs_done].eNB_addr.buffer[3]);
e_rabs_done++;
} else if ((ue_context_pP->ue_context.e_rab[e_rab].status == E_RAB_STATUS_NEW) ||
(ue_context_pP->ue_context.e_rab[e_rab].status == E_RAB_STATUS_ESTABLISHED)){
LOG_D (RRC,"E-RAB is NEW or already ESTABLISHED\n");
}else {
ue_context_pP->ue_context.e_rab[e_rabs_failed].status = E_RAB_STATUS_FAILED;
S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs_failed[e_rabs_failed].e_rab_id = ue_context_pP->ue_context.e_rab[e_rab].param.e_rab_id;
e_rabs_failed++;
// TODO add cause when it will be integrated
/* only respond to the corresponding transaction */
if (xid == ue_context_pP->ue_context.e_rab[e_rab].xid) {
if (ue_context_pP->ue_context.e_rab[e_rab].status == E_RAB_STATUS_DONE) {
S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs[e_rabs_done].e_rab_id = ue_context_pP->ue_context.e_rab[e_rab].param.e_rab_id;
// TODO add other information from S1-U when it will be integrated
S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs[e_rabs_done].gtp_teid = ue_context_pP->ue_context.enb_gtp_teid[e_rab];
S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs[e_rabs_done].eNB_addr = ue_context_pP->ue_context.enb_gtp_addrs[e_rab];
//S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs[e_rab].eNB_addr.length += 4;
ue_context_pP->ue_context.e_rab[e_rab].status = E_RAB_STATUS_ESTABLISHED;
LOG_I (RRC,"enb_gtp_addr (msg index %d, context index %d, status %d, xid %d): nb_of_e_rabs %d, e_rab_id %d, teid: %u, addr: %d.%d.%d.%d \n ",
e_rabs_done, e_rab, ue_context_pP->ue_context.e_rab[e_rab].status, xid,
ue_context_pP->ue_context.nb_of_e_rabs,
S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs[e_rabs_done].e_rab_id,
S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs[e_rabs_done].gtp_teid,
S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs[e_rabs_done].eNB_addr.buffer[0],
S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs[e_rabs_done].eNB_addr.buffer[1],
S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs[e_rabs_done].eNB_addr.buffer[2],
S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs[e_rabs_done].eNB_addr.buffer[3]);
e_rabs_done++;
} else if ((ue_context_pP->ue_context.e_rab[e_rab].status == E_RAB_STATUS_NEW) ||
(ue_context_pP->ue_context.e_rab[e_rab].status == E_RAB_STATUS_ESTABLISHED)){
LOG_D (RRC,"E-RAB is NEW or already ESTABLISHED\n");
}else { /* to be improved */
ue_context_pP->ue_context.e_rab[e_rab].status = E_RAB_STATUS_FAILED;
S1AP_E_RAB_SETUP_RESP (msg_p).e_rabs_failed[e_rabs_failed].e_rab_id = ue_context_pP->ue_context.e_rab[e_rab].param.e_rab_id;
e_rabs_failed++;
// TODO add cause when it will be integrated
}
}
LOG_I(RRC,"S1AP_E_RAB_SETUP_RESP: nb_of_erabs %d, total e_rabs %d, index %d \n",
ue_context_pP->ue_context.nb_of_e_rabs, ue_context_pP->ue_context.setup_e_rabs, e_rab);
MSC_LOG_TX_MESSAGE(
MSC_RRC_ENB,
MSC_S1AP_ENB,
(const char *)&S1AP_E_RAB_SETUP_RESP (msg_p),
sizeof(s1ap_e_rab_setup_resp_t),
MSC_AS_TIME_FMT" E_RAB_SETUP_RESP UE %X eNB_ue_s1ap_id %u e_rabs:%u succ %u fail",
MSC_AS_TIME_ARGS(ctxt_pP),
ue_context_pP->ue_id_rnti,
S1AP_E_RAB_SETUP_RESP (msg_p).eNB_ue_s1ap_id,
e_rabs_done, e_rabs_failed);
S1AP_E_RAB_SETUP_RESP (msg_p).nb_of_e_rabs = e_rabs_done;
S1AP_E_RAB_SETUP_RESP (msg_p).nb_of_e_rabs_failed = e_rabs_failed;
if ((e_rabs_done > 0) )
itti_send_msg_to_task (TASK_S1AP, ctxt_pP->instance, msg_p);
} else {
/*debug info for the xid */
LOG_D (RRC,"xid does not corresponds (context e_rab index %d, status %d, xid %d) \n ",
e_rab, ue_context_pP->ue_context.e_rab[e_rab].status, xid);
}
LOG_I(RRC,"S1AP_E_RAB_SETUP_RESP: nb_of_erabs %d, total e_rabs %d, index %d \n",
ue_context_pP->ue_context.nb_of_e_rabs, ue_context_pP->ue_context.setup_e_rabs, e_rab);
MSC_LOG_TX_MESSAGE(
MSC_RRC_ENB,
MSC_S1AP_ENB,
(const char *)&S1AP_E_RAB_SETUP_RESP (msg_p),
sizeof(s1ap_e_rab_setup_resp_t),
MSC_AS_TIME_FMT" E_RAB_SETUP_RESP UE %X eNB_ue_s1ap_id %u e_rabs:%u succ %u fail",
MSC_AS_TIME_ARGS(ctxt_pP),
ue_context_pP->ue_id_rnti,
S1AP_E_RAB_SETUP_RESP (msg_p).eNB_ue_s1ap_id,
e_rabs_done, e_rabs_failed);
S1AP_E_RAB_SETUP_RESP (msg_p).nb_of_e_rabs = e_rabs_done;
S1AP_E_RAB_SETUP_RESP (msg_p).nb_of_e_rabs_failed = e_rabs_failed;
if ((e_rabs_done > 0) )
itti_send_msg_to_task (TASK_S1AP, ctxt_pP->instance, msg_p);
return 0;
}
# endif /* defined(ENABLE_ITTI) */
......
......@@ -164,6 +164,25 @@ int rrc_eNB_process_S1AP_DOWNLINK_NAS(MessageDef *msg_p, const char *msg_name, i
*/
int rrc_eNB_process_S1AP_INITIAL_CONTEXT_SETUP_REQ(MessageDef *msg_p, const char *msg_name, instance_t instance);
/*! \fn rrc_eNB_process_S1AP_E_RAB_SETUP_REQ(MessageDef *msg_p, const char *msg_name, instance_t instance);
*\brief process a S1AP dedicated E_RAB setup request message received from S1AP.
*\param msg_p Message received by RRC.
*\param msg_name Message name.
*\param instance Message instance.
*\return 0 when successful, -1 if the UE index can not be retrieved.
*/
int rrc_eNB_process_S1AP_E_RAB_SETUP_REQ(MessageDef *msg_p, const char *msg_name, instance_t instance);
/*! \fn rrc_eNB_send_S1AP_E_RAB_SETUP_RESP(const protocol_ctxt_t* const ctxt_pP, rrc_eNB_ue_context_t* const ue_context_pP, uint8_t xid )
*\brief send a S1AP dedicated E_RAB setup response
*\param ctxt_pP contxt infirmation
*\param e_contxt_pP ue specific context at the eNB
*\param xid transaction identifier
*\return 0 when successful, -1 if the UE index can not be retrieved.
*/
int rrc_eNB_send_S1AP_E_RAB_SETUP_RESP(const protocol_ctxt_t* const ctxt_pP, rrc_eNB_ue_context_t* const ue_context_pP, uint8_t xid );
/*! \fn rrc_eNB_process_S1AP_UE_CTXT_MODIFICATION_REQ(MessageDef *msg_p, const char *msg_name, instance_t instance)
*\brief process a S1AP_UE_CTXT_MODIFICATION_REQ message received from S1AP.
*\param msg_p Message received by RRC.
......
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