# limitations under the License. #
################################################################################
*******************************************************************************/
+#include "common_def.h"
+#include "du_tmr.h"
+#include "lrg.h"
+#include "lkw.x"
+#include "lrg.x"
+#include "legtp.h"
+#include "du_app_mac_inf.h"
+#include "du_app_rlc_inf.h"
+#include "du_e2ap_mgr.h"
#include "du_e2ap_msg_hdl.h"
-#include "du_mgr_main.h"
#include "du_cfg.h"
+#include "du_mgr.h"
+#include "du_mgr_main.h"
+#include "du_utils.h"
#include "GlobalE2node-gNB-ID.h"
-
-#define ENC_BUF_MAX_LEN 100
-
-/* Global variable */
-DuCfgParams duCfgParam;
-char encBuf[ENC_BUF_MAX_LEN];
-int encBufSize;
-
-S16 SendE2APMsg(Region , Pool );
-
+#include "ProtocolIE-FieldE2.h"
+#include "E2setupRequest.h"
+#include "InitiatingMessageE2.h"
+#include "SuccessfulOutcomeE2.h"
+#include "UnsuccessfulOutcomeE2.h"
+#include "E2AP-PDU.h"
+#include "odu_common_codec.h"
+#include "E2nodeComponentInterfaceF1.h"
+#include "E2setupRequest.h"
+#include "du_e2_conversions.h"
/*******************************************************************
*
- * @brief Writes the encoded chunks into a buffer
+ * @brief Builds Global gNodeB Params
*
* @details
*
- * Function : PrepFinalEncBuf
+ * Function : BuildGlobalgNBId
*
- * Functionality:Fills the encoded buffer
+ * Functionality: Building the Plmn and gNB id
*
- * @params[in] void *buffer,initial encoded data
- * @params[in] size_t size,size of buffer
- * @params[in] void *encodedBuf,final buffer
+ * @params[in] GlobalE2node_gNB_ID_t *gNbId
* @return ROK - success
* RFAILED - failure
*
- * ****************************************************************/
-static int PrepFinalEncBuf(const void *buffer, size_t size, void *encodedBuf)
+ ******************************************************************/
+
+uint8_t BuildGlobalgNBId(GlobalE2node_gNB_ID_t *gNbId)
{
- memcpy(encodedBuf + encBufSize, buffer, size);
- encBufSize += size;
- return 0;
-} /* PrepFinalEncBuf */
+ uint8_t unused = 0;
+ uint8_t byteSize = 4;
+ uint8_t gnbId = 1;
+ uint8_t ret = ROK;
+
+ /* Allocate Buffer size */
+ gNbId->global_gNB_ID.plmn_id.size = 3 * sizeof(uint8_t);
+ gNbId->global_gNB_ID.plmn_id.buf = NULLP;
+ DU_ALLOC(gNbId->global_gNB_ID.plmn_id.buf , gNbId->global_gNB_ID.plmn_id.size);
+ if(gNbId->global_gNB_ID.plmn_id.buf == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed for Plmn buffer");
+ ret = RFAILED;
+ }
+ else
+ {
+ buildPlmnId(duCfgParam.srvdCellLst[0].duCellInfo.cellInfo.nrCgi.plmn, \
+ gNbId->global_gNB_ID.plmn_id.buf);
+ /* fill gND Id */
+ gNbId->global_gNB_ID.gnb_id.present = GNB_ID_Choice_PR_gnb_ID;
+ /* Allocate Buffer size */
+ gNbId->global_gNB_ID.gnb_id.choice.gnb_ID.size = byteSize * sizeof(uint8_t);
+ gNbId->global_gNB_ID.gnb_id.choice.gnb_ID.buf = NULLP;
+ DU_ALLOC(gNbId->global_gNB_ID.gnb_id.choice.gnb_ID.buf, \
+ gNbId->global_gNB_ID.gnb_id.choice.gnb_ID.size);
+ if(gNbId->global_gNB_ID.gnb_id.choice.gnb_ID.buf == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed for gnb buffer");
+ ret = RFAILED;
+ }
+ else
+ {
+ fillBitString(&gNbId->global_gNB_ID.gnb_id.choice.gnb_ID, unused, byteSize, gnbId);
+ }
+ }
+ return ret;
+}
-/*******************************************************************
+/******************************************************************
*
- * @brief Builds PLMN ID
+ * @brief Search E2 node component with the help of action type
*
* @details
*
- * Function : BuildPlmnId
+ * Function : searchE2NodeComponentInfo
*
- * Functionality: Building the PLMN ID
+ * Functionality: Search E2 node component with the help of action type
*
- * @params[in] PLMNID plmn
- * OCTET_STRING_t *plmnid
- * @return ROK - success
- * RFAILED - failure
+ * @params[in] uint8_t componentActionType
+ * @return CmLList
*
* ****************************************************************/
-S16 BuildPlmnId(PlmnId plmn, OCTET_STRING_t *plmnid)
+CmLList *searchE2NodeComponentInfo(InterfaceType interfaceType, uint8_t componentActionType)
{
- U8 mncCnt;
- plmnid->size = 3;
- DU_ALLOC(plmnid->buf, plmnid->size * sizeof(U8));
- if(plmnid->buf == NULLP)
- {
- RETVALUE(RFAILED);
- }
- mncCnt = 2;
- plmnid->buf[0] = ((plmn.mcc[1] << 4) | (plmn.mcc[0]));
- if(mncCnt == 2)
- {
- plmnid->buf[1] = ((0xf0) | (plmn.mcc[2]));
- plmnid->buf[2] = ((plmn.mnc[1] << 4) | (plmn.mnc[0]));
- }
- else
+ E2NodeComponent *e2NodeComponentInfo;
+ CmLList *node;
+
+ if(duCb.e2apDb.e2NodeComponentList.count)
{
- plmnid->buf[1] = ((plmn.mnc[0] << 4) | (plmn.mcc[2]));
- plmnid->buf[2] = ((plmn.mnc[2] << 4) | (plmn.mnc[1]));
+ CM_LLIST_FIRST_NODE(&duCb.e2apDb.e2NodeComponentList, node);
+ while(node)
+ {
+ e2NodeComponentInfo = (E2NodeComponent*)node->node;
+ if((e2NodeComponentInfo->interfaceType == interfaceType) && (e2NodeComponentInfo->componentActionType == componentActionType))
+ break;
+ else
+ node = node->next;
+ }
}
- RETVALUE(ROK);
+ return node;
}
-
/*******************************************************************
*
- * @brief Builds NodeB Id
+ * @brief Builds E2 node config addition list
*
* @details
*
- * Function : BuildNodeBId
+ * Function : BuildE2NodeConfigAddList
*
- * Functionality: Building the NodeBId
- *
- * @params[in] BIT_STRING_t *nbid,
- * U8 unusedBits
- * U8 byteSize
- * U8 val
+ * Functionality: Building E2 node config addition list
*
+ * @params[in] E2nodeComponentConfigAddition_List_t *e2NodeAddList
* @return ROK - success
* RFAILED - failure
*
- * ****************************************************************/
+ ******************************************************************/
-S16 BuildNodeBId(BIT_STRING_t *nbid, U8 unusedBits, U8 byteSize, U8 val)
+uint8_t BuildE2NodeConfigAddList(E2nodeComponentConfigAddition_List_t *e2NodeAddList)
{
- U8 tmp;
- nbid->size = byteSize;
- DU_ALLOC(nbid->buf, nbid->size * sizeof(U8));
- if(nbid->buf == NULLP)
+ uint8_t arrIdx = 0;
+ CmLList *node;
+ E2NodeComponent *e2NodeComponentInfo;
+ E2nodeComponentConfigAddition_ItemIEs_t *e2NodeAddItemIe;
+ E2nodeComponentConfigAddition_Item_t *e2NodeAddItem;
+
+ e2NodeAddList->list.count = 1;
+ e2NodeAddList->list.size = e2NodeAddList->list.count * sizeof(E2nodeComponentConfigAddition_ItemIEs_t *);
+ DU_ALLOC(e2NodeAddList->list.array, e2NodeAddList->list.size);
+ if(e2NodeAddList->list.array == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2NodeConfigAddList %d",__LINE__);
+ return RFAILED;
+ }
+
+ for(arrIdx = 0; arrIdx< e2NodeAddList->list.count; arrIdx++)
+ {
+ DU_ALLOC(e2NodeAddList->list.array[arrIdx], sizeof(E2nodeComponentConfigAddition_ItemIEs_t));
+ if(e2NodeAddList->list.array[arrIdx] == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2NodeConfigAddList %d",__LINE__);
+ return RFAILED;
+ }
+ }
+
+ node = searchE2NodeComponentInfo(F1, E2_NODE_COMPONENT_ADD);
+ if(!node)
+ {
+ DU_LOG("\nERROR --> E2AP : Received e2NodeComponentInfo is null");
+ return RFAILED;
+ }
+ e2NodeComponentInfo = (E2NodeComponent*)node->node;
+
+ arrIdx = 0;
+ e2NodeAddItemIe = (E2nodeComponentConfigAddition_ItemIEs_t *) e2NodeAddList->list.array[arrIdx];
+ e2NodeAddItemIe->id = ProtocolIE_IDE2_id_E2nodeComponentConfigAddition_Item;
+ e2NodeAddItemIe->criticality = CriticalityE2_reject;
+ e2NodeAddItemIe->value.present = E2nodeComponentConfigAddition_ItemIEs__value_PR_E2nodeComponentConfigAddition_Item;
+ e2NodeAddItem = &e2NodeAddItemIe->value.choice.E2nodeComponentConfigAddition_Item;
+
+ /* E2nodeComponentInterfaceType */
+ e2NodeAddItem->e2nodeComponentInterfaceType = E2nodeComponentInterfaceType_f1;
+
+ /* E2 Node Component Request Part */
+ if(e2NodeComponentInfo->componentRequestPart)
+ {
+ e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentRequestPart.size = e2NodeComponentInfo->reqBufSize ;
+ DU_ALLOC(e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentRequestPart.buf,\
+ e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentRequestPart.size);
+ if(e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentRequestPart.buf == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2NodeConfigAddList %d",__LINE__);
+ return RFAILED;
+ }
+
+ memcpy(e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentRequestPart.buf,\
+ e2NodeComponentInfo->componentRequestPart, e2NodeAddItem->e2nodeComponentConfiguration.\
+ e2nodeComponentRequestPart.size);
+ }
+ else
+ {
+ DU_LOG("\nERROR --> E2AP: componentRequestPart is null ");
+ return RFAILED;
+ }
+
+
+ /* E2 Node Component Response Part */
+ if(e2NodeComponentInfo->componentResponsePart)
+ {
+ e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentResponsePart.size = e2NodeComponentInfo->rspBufSize;
+ DU_ALLOC(e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentResponsePart.buf, \
+ e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentResponsePart.size);
+ if(e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentResponsePart.buf == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2NodeConfigAddList %d",__LINE__);
+ return RFAILED;
+ }
+ memcpy(e2NodeAddItem->e2nodeComponentConfiguration.e2nodeComponentResponsePart.buf, \
+ e2NodeComponentInfo->componentResponsePart, e2NodeAddItem->e2nodeComponentConfiguration.\
+ e2nodeComponentResponsePart.size);
+ }
+ else
+ {
+ DU_LOG("\nERROR --> E2AP: componentResponsePart is null");
+ return RFAILED;
+ }
+
+ /* E2 Node Component ID */
+ e2NodeAddItem->e2nodeComponentID.present = E2nodeComponentID_PR_e2nodeComponentInterfaceTypeF1;
+ DU_ALLOC(e2NodeAddItem->e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1,\
+ sizeof(E2nodeComponentInterfaceF1_t));
+ if(e2NodeAddItem->e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1 == NULLP)
{
- RETVALUE(RFAILED);
+ DU_LOG("\nERROR --> E2AP: Memory allocation failed for BuildE2NodeConfigAddList %d",__LINE__);
+ return RFAILED;
}
+ e2NodeAddItem->e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.size = sizeof(uint8_t);
+ DU_ALLOC(e2NodeAddItem->e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf,\
+ e2NodeAddItem->e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.size);
- for (tmp = 0 ; tmp < ((nbid->size)-1); tmp++)
+ if(e2NodeAddItem->e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf == NULLP)
{
- nbid->buf[tmp] = 0;
+ DU_LOG("\nERROR -->list. E2AP: Memory allocation failed for BuildE2NodeConfigAddList %d",__LINE__);
+ return RFAILED;
}
- nbid->buf[byteSize-1] = val;
- nbid->bits_unused = unusedBits;
- RETVALUE(ROK);
+ e2NodeAddItem->e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf[arrIdx] = e2NodeComponentInfo->componentId;
+ return ROK;
+
}
/*******************************************************************
*
- * @brief Builds Global gNodeB Params
+ * @brief De Allocate E2 Setup Request Message
*
* @details
*
- * Function : BuildGlobalgNB
+ * Function : FreeE2SetupReq
*
- * Functionality: Building the Plmn and gNB id
+ * Functionality: De-Allocating E2 Setup request Message
*
- * @params[in] GlobalE2node_gNB_ID_t *gNbId
- * @return ROK - success
- * RFAILED - failure
+ * @params[in] E2AP_PDU_t *e2apMsg
+
+ * @return void
*
* ****************************************************************/
-S16 BuildGlobalgNB(GlobalE2node_gNB_ID_t *gNbId)
+void FreeE2SetupReq(E2AP_PDU_t *e2apMsg)
{
- U8 unused = 0;
- U8 byteSize = 4;
- U8 val = 1;
- if(gNbId != NULLP)
+ uint8_t arrIdx = 0;
+ uint8_t e2NodeAddListIdx =0;
+ E2setupRequest_t *e2SetupReq;
+ E2nodeComponentConfigAddition_List_t *e2NodeAddList;
+ E2nodeComponentConfigAddition_ItemIEs_t *e2NodeAddItem;
+
+ /* De-allocating Memory */
+ if(e2apMsg != NULLP)
{
- BuildPlmnId(duCfgParam.srvdCellLst[0].duCellInfo.cellInfo.nrCgi.plmn, \
- &gNbId->global_gNB_ID.plmn_id);
- /* fill gND Id */
- gNbId->global_gNB_ID.gnb_id.present = GNB_ID_Choice_PR_gnb_ID;
- BuildNodeBId(&gNbId->global_gNB_ID.gnb_id.choice.gnb_ID, unused, byteSize, val);
+ if(e2apMsg->choice.initiatingMessage != NULLP)
+ {
+ e2SetupReq = &e2apMsg->choice.initiatingMessage->value.choice.E2setupRequest;
+ if(e2SetupReq->protocolIEs.list.array != NULLP)
+ {
+ for(arrIdx = 0; arrIdx < e2SetupReq->protocolIEs.list.count; arrIdx++)
+ {
+ if(e2SetupReq->protocolIEs.list.array[arrIdx] != NULLP)
+ {
+ switch(e2SetupReq->protocolIEs.list.array[arrIdx]->id)
+ {
+ case ProtocolIE_IDE2_id_TransactionID:
+ break;
+ case ProtocolIE_IDE2_id_GlobalE2node_ID:
+ {
+ if(e2SetupReq->protocolIEs.list.array[arrIdx]->\
+ value.choice.GlobalE2node_ID.choice.gNB != NULLP)
+ {
+ GlobalE2node_gNB_ID_t *gNbId = NULLP;
+ gNbId = e2SetupReq->protocolIEs.list.array[arrIdx]->\
+ value.choice.GlobalE2node_ID.choice.gNB;
+ if(gNbId->global_gNB_ID.plmn_id.buf != NULLP)
+ {
+ DU_FREE(gNbId->global_gNB_ID.gnb_id.choice.gnb_ID.buf,\
+ gNbId->global_gNB_ID.gnb_id.choice.gnb_ID.size);
+ DU_FREE(gNbId->global_gNB_ID.plmn_id.buf,\
+ gNbId->global_gNB_ID.plmn_id.size);
+ }
+ DU_FREE(e2SetupReq->protocolIEs.list.array[arrIdx]->value.\
+ choice.GlobalE2node_ID.choice.gNB, sizeof(GlobalE2node_gNB_ID_t));
+ }
+ break;
+ }
+ case ProtocolIE_IDE2_id_E2nodeComponentConfigAddition:
+ {
+ e2NodeAddList = &e2SetupReq->protocolIEs.list.array[arrIdx]->value.choice.E2nodeComponentConfigAddition_List;
+ if(e2NodeAddList->list.array)
+ {
+ for(e2NodeAddListIdx = 0; e2NodeAddListIdx< e2NodeAddList->list.count; e2NodeAddListIdx++)
+ {
+ e2NodeAddItem = (E2nodeComponentConfigAddition_ItemIEs_t *) e2NodeAddList->list.array[e2NodeAddListIdx];
+
+ /* Free E2 Node Component Request Part */
+ DU_FREE(e2NodeAddItem->value.choice.E2nodeComponentConfigAddition_Item.e2nodeComponentConfiguration.e2nodeComponentRequestPart.buf,\
+ e2NodeAddItem->value.choice.E2nodeComponentConfigAddition_Item.e2nodeComponentConfiguration.e2nodeComponentRequestPart.size);
+
+ /* Free E2 Node Component Response Part */
+ DU_FREE(e2NodeAddItem->value.choice.E2nodeComponentConfigAddition_Item.e2nodeComponentConfiguration.\
+ e2nodeComponentResponsePart.buf, \
+ e2NodeAddItem->value.choice.E2nodeComponentConfigAddition_Item.e2nodeComponentConfiguration.e2nodeComponentResponsePart.size);
+
+ /* Free E2 Node Component ID */
+ if(e2NodeAddItem->value.choice.E2nodeComponentConfigAddition_Item.e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1)
+ {
+ DU_FREE(e2NodeAddItem->value.choice.E2nodeComponentConfigAddition_Item.e2nodeComponentID.choice.\
+ e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf,\
+ e2NodeAddItem->value.choice.E2nodeComponentConfigAddition_Item.e2nodeComponentID.choice.\
+ e2nodeComponentInterfaceTypeF1->gNB_DU_ID.size);
+ DU_FREE(e2NodeAddItem->value.choice.E2nodeComponentConfigAddition_Item.e2nodeComponentID.choice.e2nodeComponentInterfaceTypeF1,\
+ sizeof(E2nodeComponentInterfaceF1_t));
+ }
+ DU_FREE(e2NodeAddList->list.array[e2NodeAddListIdx], sizeof(E2nodeComponentConfigAddition_ItemIEs_t));
+ }
+ DU_FREE(e2NodeAddList->list.array, e2NodeAddList->list.size);
+ }
+ break;
+ }
+ default:
+ DU_LOG("\nERROR --> E2AP: Invalid event at e2SetupRequet %ld ",\
+ (e2SetupReq->protocolIEs.list.array[arrIdx]->id));
+ break;
+ }
+ DU_FREE(e2SetupReq->protocolIEs.list.array[arrIdx], sizeof(E2setupRequestIEs_t));
+ }
+ }
+ DU_FREE(e2SetupReq->protocolIEs.list.array, e2SetupReq->protocolIEs.list.size);
+ }
+ DU_FREE(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t));
+ }
+ DU_FREE(e2apMsg, sizeof(E2AP_PDU_t));
}
- RETVALUE(ROK);
-}
-
-#if 0
-RANfunction_ItemIEs_t* BuildRanFuncItems(RANfunction_ItemIEs_t *items)
-{
- U8 byteSize;
- U8 tmp;
- byteSize = 3;
-
- items->id = ProtocolIE_IDE2_id_RANfunctionID;
- items->criticality = CriticalityE2_ignore;
- items->value.present = RANfunction_ItemIEs__value_PR_RANfunction_Item;
-
- items->value.choice.RANfunction_Item.ranFunctionID = 1;
- BuildPlmn(duCfgParam.srvdCellLst[0].duCellInfo.cellInfo.nrCgi.plmn, &items->value.choice.RANfunction_Item.ranFunctionDefinition);
- items->value.choice.RANfunction_Item.ranFunctionRevision = 4;
-
- RETVALUE(items);
-}
-
-S16 BuildRANList(RANfunctions_List_t *ranFuncList)
-{
- U8 elementCnt;
- U8 eleidx;
- S16 ret;
- RANfunction_ItemIEs_t *funcItems;
-
- elementCnt = 1;
- ranFuncList->list.count = elementCnt;
- ranFuncList->list.size = elementCnt * sizeof(RANfunction_ItemIEs_t);
- DU_ALLOC(ranFuncList->list.array, \
- ranFuncList->list.size);
- if(ranFuncList->list.array == NULLP)
- {
- DU_LOG("\nE2AP : Memory allocation for RAN Function List failed");
- RETVALUE(RFAILED);
- }
- /* Fill RAN function Params */
- DU_ALLOC(ranFuncList->list.array[0], sizeof(RANfunction_ItemIEs_t));
- BuildRanFuncItems(ranFuncList->list.array[0]);
-
- RETVALUE(ROK);
}
-#endif
/*******************************************************************
*
*
******************************************************************/
-S16 BuildAndSendE2SetupReq()
+uint8_t BuildAndSendE2SetupReq()
{
- E2AP_PDU_t *e2apMsg = NULLP;
- E2setupRequest_t *e2SetupReq;
- U8 elementCnt;
- U8 idx;
- U8 ieId;
- S16 ret;
- asn_enc_rval_t encRetVal; /* Encoder return value */
-
- DU_LOG("\nE2AP : Building E2 Setup Request\n");
-
- DU_ALLOC(e2apMsg, sizeof(E2AP_PDU_t));
- if(e2apMsg == NULLP)
+ uint8_t arrIdx = 0, elementCnt=0;
+ uint8_t transId = 0, ret = ROK;
+ bool memAllocFailed;
+ E2AP_PDU_t *e2apMsg = NULLP;
+ E2setupRequest_t *e2SetupReq = NULLP;
+ asn_enc_rval_t encRetVal; /* Encoder return value */
+
+ DU_LOG("\nINFO --> E2AP : Building E2 Setup Request\n");
+ do
{
- DU_LOG("\nE2AP : Memory allocation for E2AP-PDU failed");
- RETVALUE(RFAILED);
- }
+ DU_ALLOC(e2apMsg, sizeof(E2AP_PDU_t));
+ if(e2apMsg == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation for E2AP-PDU failed");
+ break;
+ }
+ e2apMsg->present = E2AP_PDU_PR_initiatingMessage;
+ DU_ALLOC(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t));
+ if(e2apMsg->choice.initiatingMessage == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation for E2AP-PDU failed");
+ break;
+ }
+ e2apMsg->choice.initiatingMessage->criticality = CriticalityE2_reject;
+ e2apMsg->choice.initiatingMessage->procedureCode = ProcedureCodeE2_id_E2setup;
+ e2apMsg->choice.initiatingMessage->value.present = InitiatingMessageE2__value_PR_E2setupRequest;
+ e2SetupReq = &e2apMsg->choice.initiatingMessage->value.choice.E2setupRequest;
- e2apMsg->present = E2AP_PDU_PR_initiatingMessage;
- DU_ALLOC(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t));
- if(e2apMsg->choice.initiatingMessage == NULLP)
- {
- DU_LOG("\nE2AP : Memory allocation for E2AP-PDU failed");
- DU_FREE(e2apMsg, sizeof(E2AP_PDU_t));
- RETVALUE(RFAILED);
- }
- e2apMsg->choice.initiatingMessage->criticality = CriticalityE2_reject;
- e2apMsg->choice.initiatingMessage->procedureCode = ProcedureCodeE2_id_E2setup;
- e2apMsg->choice.initiatingMessage->value.present = InitiatingMessageE2__value_PR_E2setupRequest;
-
- DU_ALLOC(e2SetupReq, sizeof(E2setupRequest_t));
- e2SetupReq = &e2apMsg->choice.initiatingMessage->value.choice.E2setupRequest;
-
- elementCnt = 1;
-
- e2SetupReq->protocolIEs.list.count = elementCnt;
- e2SetupReq->protocolIEs.list.size = elementCnt * sizeof(E2setupRequestIEs_t);
+ elementCnt = 3;
+ e2SetupReq->protocolIEs.list.count = elementCnt;
+ e2SetupReq->protocolIEs.list.size = elementCnt * sizeof(E2setupRequestIEs_t*);
- /* Initialize the E2Setup members */
- DU_ALLOC(e2SetupReq->protocolIEs.list.array, \
+ /* Initialize the E2Setup members */
+ DU_ALLOC(e2SetupReq->protocolIEs.list.array, \
e2SetupReq->protocolIEs.list.size);
- if(e2SetupReq->protocolIEs.list.array == NULLP)
- {
- DU_LOG("\nE2AP : Memory allocation for E2RequestIEs failed");
- DU_FREE(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t));
- DU_FREE(e2apMsg, (Size)sizeof(E2AP_PDU_t));
- RETVALUE(RFAILED);
- }
-
- for(idx=0; idx<elementCnt; idx++)
- {
- DU_ALLOC(e2SetupReq->protocolIEs.list.array[idx],\
- sizeof(E2setupRequestIEs_t));
- if(e2SetupReq->protocolIEs.list.array[idx] == NULLP)
+ if(e2SetupReq->protocolIEs.list.array == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation failed for array elements");
+ break;
+ }
+ for(arrIdx = 0; arrIdx < elementCnt; (arrIdx)++)
{
- for(ieId=0; ieId<idx; ieId++)
+ DU_ALLOC(e2SetupReq->protocolIEs.list.array[arrIdx],\
+ sizeof(E2setupRequestIEs_t));
+ if(e2SetupReq->protocolIEs.list.array[arrIdx] == NULLP)
{
- DU_FREE(e2SetupReq->protocolIEs.list.array[ieId],\
- sizeof(E2setupRequestIEs_t));
+ memAllocFailed = true;
+ DU_LOG("\nERROR --> E2AP : Memory allocation failed for arrayarrIdx [%d]", arrIdx);
+ break;
}
- DU_FREE(e2SetupReq->protocolIEs.list.array,\
- e2SetupReq->protocolIEs.list.size);
- DU_FREE(e2apMsg->choice.initiatingMessage, \
- sizeof(InitiatingMessageE2_t));
- DU_FREE(e2apMsg, sizeof(E2AP_PDU_t));
- RETVALUE(RFAILED);
}
- }
+ if(memAllocFailed == true)
+ break;
- idx = 0;
- /* GlobalE2node_gNB_ID */
- e2SetupReq->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_GlobalE2node_ID;
- e2SetupReq->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
- e2SetupReq->protocolIEs.list.array[idx]->value.present =\
- E2setupRequestIEs__value_PR_GlobalE2node_ID;
- e2SetupReq->protocolIEs.list.array[idx]->value.choice.GlobalE2node_ID.present = \
- GlobalE2node_ID_PR_gNB;
-
- GlobalE2node_gNB_ID_t *gNbId;
- DU_ALLOC(gNbId, sizeof(GlobalE2node_gNB_ID_t));
- BuildGlobalgNB(gNbId);
- e2SetupReq->protocolIEs.list.array[idx]->value.choice.GlobalE2node_ID.choice.gNB = gNbId;
+ arrIdx = 0;
+
+ /* TransactionID */
+ e2SetupReq->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_TransactionID;
+ e2SetupReq->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject;
+ e2SetupReq->protocolIEs.list.array[arrIdx]->value.present = E2setupRequestIEs__value_PR_TransactionID;
+ transId = assignTransactionId();
+ e2SetupReq->protocolIEs.list.array[arrIdx]->value.choice.TransactionID = transId;
+
+ arrIdx++;
+ /* GlobalE2node_gNB_ID */
+ e2SetupReq->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_GlobalE2node_ID;
+ e2SetupReq->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject;
+ e2SetupReq->protocolIEs.list.array[arrIdx]->value.present = E2setupRequestIEs__value_PR_GlobalE2node_ID;
+ e2SetupReq->protocolIEs.list.array[arrIdx]->value.choice.GlobalE2node_ID.present = GlobalE2node_ID_PR_gNB;
+
+ DU_ALLOC(e2SetupReq->protocolIEs.list.array[arrIdx]->value.choice.\
+ GlobalE2node_ID.choice.gNB, sizeof(GlobalE2node_gNB_ID_t));
+ if(e2SetupReq->protocolIEs.list.array[arrIdx]->value.choice.\
+ GlobalE2node_ID.choice.gNB == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation failed for gNbId");
+ break;
+ }
+ else
+ {
+ ret = BuildGlobalgNBId(e2SetupReq->protocolIEs.list.array[arrIdx]->value.\
+ choice.GlobalE2node_ID.choice.gNB);
+ if(ret != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to build Global Gnb Id");
+ break;
+ }
+ }
+
+ arrIdx++;
+ /* E2 Node Component Configuration Addition List */
+ e2SetupReq->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_E2nodeComponentConfigAddition;
+ e2SetupReq->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject;
+ e2SetupReq->protocolIEs.list.array[arrIdx]->value.present = E2setupRequestIEs__value_PR_E2nodeComponentConfigAddition_List;
+ if(BuildE2NodeConfigAddList(&(e2SetupReq->protocolIEs.list.array[arrIdx]->value.choice.E2nodeComponentConfigAddition_List))!=ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Failed to E2 Node config addition list");
+ break;
+ }
- /* Prints the Msg formed */
- xer_fprint(stdout, &asn_DEF_E2AP_PDU, e2apMsg);
- cmMemset((U8 *)encBuf, 0, ENC_BUF_MAX_LEN);
- encBufSize = 0;
- encRetVal = aper_encode(&asn_DEF_E2AP_PDU, 0, e2apMsg, PrepFinalEncBuf,\
- encBuf);
- if(encRetVal.encoded == ENCODE_FAIL)
- {
- DU_LOG("\nE2AP : Could not encode E2SetupRequest structure (at %s)\n",\
- encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
- RETVALUE(RFAILED);
- }
- else
- {
- DU_LOG("\nE2AP : Created APER encoded buffer for E2SetupRequest\n");
- for(int i=0; i< encBufSize; i++)
- {
- printf("%x",encBuf[i]);
- }
- }
+ /* Prints the Msg formed */
+ xer_fprint(stdout, &asn_DEF_E2AP_PDU, e2apMsg);
- if(SendE2APMsg(DU_APP_MEM_REGION, DU_POOL) != ROK)
- {
- DU_LOG("\nE2AP : Sending E2 Setup request failed");
- RETVALUE(RFAILED);
- }
+ memset(encBuf, 0, ENC_BUF_MAX_LEN);
+ encBufSize = 0;
+ encRetVal = aper_encode(&asn_DEF_E2AP_PDU, 0, e2apMsg, PrepFinalEncBuf,\
+ encBuf);
+ if(encRetVal.encoded == ENCODE_FAIL)
+ {
+ DU_LOG("\nERROR --> E2AP : Could not encode E2SetupRequest structure (at %s)\n",\
+ encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+ break;
+ }
+ else
+ {
+ DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for E2SetupRequest\n");
+#ifdef DEBUG_ASN_PRINT
+ for(int i=0; i< encBufSize; i++)
+ {
+ printf("%x",encBuf[i]);
+ }
+#endif
+ }
+ if(SendE2APMsg(DU_APP_MEM_REGION, DU_POOL, encBuf, encBufSize) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Sending E2 Setup request failed");
+ }
+ break;
+ }while(true);
- RETVALUE(ROK);
+ duCb.e2apDb.e2TransInfo.onGoingTransaction[transId].transactionId = transId;
+ duCb.e2apDb.e2TransInfo.onGoingTransaction[transId].procedureCode = e2apMsg->choice.initiatingMessage->procedureCode;
+
+ FreeE2SetupReq(e2apMsg);
+ return ret;
}/* End of BuildAndSendE2SetupReq */
/*******************************************************************
*
* ****************************************************************/
-S16 BuildRicRequestId(RICrequestID_t *ricReqId)
+uint8_t BuildRicRequestId(RICrequestID_t *ricReqId)
{
- if(ricReqId != NULLP)
+ if(ricReqId == NULLP)
{
- ricReqId->ricRequestorID = 1;
- ricReqId->ricInstanceID = 1;
+ return RFAILED;
}
- RETVALUE(ROK);
+
+ ricReqId->ricRequestorID = 1;
+ ricReqId->ricInstanceID = 1;
+ return ROK;
}
/*******************************************************************
*
* ****************************************************************/
-S16 fillRicAdmitList(RICaction_Admitted_ItemIEs_t *ricAdmitItems)
+uint8_t fillRicAdmitList(RICaction_Admitted_ItemIEs_t *ricAdmitItems)
{
if(ricAdmitItems != NULLP)
ricAdmitItems->value.present = RICaction_Admitted_ItemIEs__value_PR_RICaction_Admitted_Item;
ricAdmitItems->value.choice.RICaction_Admitted_Item.ricActionID = 1;
}
- RETVALUE(ROK);
+ else
+ {
+ return RFAILED;
+ }
+ return ROK;
}
/*******************************************************************
*
*
* @details
*
- * Function : fillRicAdmitList
+ * Function : BuildRicAdmitList
*
* Functionality: Builds the mandatory Ric Admitted List Params
*
*
* ****************************************************************/
-S16 BuildRicAdmitList(RICaction_Admitted_List_t *admitListPtr)
+uint8_t BuildRicAdmitList(RICaction_Admitted_List_t *admitListPtr)
{
- U8 elementCnt;
+ uint8_t idx ;
+ uint8_t elementCnt;
+ uint8_t ret= ROK;
+ elementCnt = 1;
- elementCnt = 1;
- admitListPtr->list.count = elementCnt;
- admitListPtr->list.size = elementCnt * sizeof(RICaction_Admitted_ItemIEs_t);
- DU_ALLOC(admitListPtr->list.array, admitListPtr->list.size);
- if(admitListPtr->list.array == NULLP)
+ if(admitListPtr == NULLP)
{
- DU_LOG("\nE2AP : Memory allocation for RIC Admit List failed");
- RETVALUE(RFAILED);
+ DU_LOG("\nERROR --> E2AP : Memory allocation for RIC Admit List failed");
+ ret = RFAILED;
}
- DU_ALLOC(admitListPtr->list.array[0], sizeof(RICaction_Admitted_ItemIEs_t));
- fillRicAdmitList(admitListPtr->list.array[0]);
-
- RETVALUE(ROK);
+ else
+ {
+ admitListPtr->list.count = elementCnt;
+ admitListPtr->list.size = elementCnt * sizeof(RICaction_Admitted_ItemIEs_t);
+ DU_ALLOC(admitListPtr->list.array, admitListPtr->list.size);
+ if(admitListPtr->list.array == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation for RIC Admit List failed");
+ ret = RFAILED;
+ }
+ else
+ {
+ for(idx=0 ; idx<elementCnt ; idx++ )
+ {
+ DU_ALLOC(admitListPtr->list.array[idx], sizeof(RICaction_Admitted_ItemIEs_t));
+ if(admitListPtr->list.array[idx] == NULLP)
+ {
+ ret = RFAILED;
+ }
+ }
+ if(ret != RFAILED)
+ {
+ idx=0;
+ fillRicAdmitList((RICaction_Admitted_ItemIEs_t *)admitListPtr->list.array[idx]);
+ }
+ }
+ }
+ return ret;
}
+/*******************************************************************
+ *
+ * @breif Deallocation of BuildAndSendRicSubscriptionRsp memory
+ *
+ * @details
+ *
+ * Function : FreeRicSubscriptionRsp
+ *
+ * Functionality:Free the RicSubscriptionRsp
+ *
+ * @param[in] E2AP_PDU_t *e2apRicMsg
+ *
+ * @return void
+ *
+ *
+ ******************************************************************/
+void FreeRicSubscriptionRsp(E2AP_PDU_t *e2apRicMsg)
+{
+ RICsubscriptionResponse_t *ricSubscriptionRsp= NULLP;
+ uint8_t idx=0;
+ uint8_t idx1=0;
+ RICaction_Admitted_List_t *admitListPtr;
+ if(e2apRicMsg != NULLP)
+ {
+ if(e2apRicMsg->choice.successfulOutcome != NULLP)
+ {
+ ricSubscriptionRsp = &e2apRicMsg->choice.successfulOutcome->value.choice.RICsubscriptionResponse;
+ if(ricSubscriptionRsp)
+ {
+ if(ricSubscriptionRsp->protocolIEs.list.array != NULLP)
+ {
+ for(idx=0; idx<ricSubscriptionRsp->protocolIEs.list.count; idx++)
+ {
+ if(ricSubscriptionRsp->protocolIEs.list.array[idx] != NULLP)
+ {
+ switch(ricSubscriptionRsp->protocolIEs.list.array[idx]->id)
+ {
+ case ProtocolIE_IDE2_id_RICrequestID:
+ break;
+
+ case ProtocolIE_IDE2_id_RANfunctionID:
+ break;
+
+ case ProtocolIE_IDE2_id_RICactions_Admitted:
+ {
+ admitListPtr = &ricSubscriptionRsp->protocolIEs.list.\
+ array[idx]->value.choice.RICaction_Admitted_List;
+ if(admitListPtr->list.array != NULLP)
+ {
+ for(idx1=0 ; idx1<admitListPtr->list.count; idx1++ )
+ {
+ if(admitListPtr->list.array[idx1] != NULLP)
+ {
+ DU_FREE(admitListPtr->list.array[idx1],
+ sizeof(RICaction_Admitted_ItemIEs_t));
+ }
+ }
+ DU_FREE(admitListPtr->list.array, admitListPtr->list.size);
+ }
+ break;
+ }
+ default:
+ break;
+ }
+ DU_FREE(ricSubscriptionRsp->protocolIEs.list.array[idx], \
+ sizeof(RICsubscriptionResponse_IEs_t));
+ }
+ }
+ DU_FREE(ricSubscriptionRsp->protocolIEs.list.array, \
+ ricSubscriptionRsp->protocolIEs.list.size);
+ }
+ }
+ DU_FREE(e2apRicMsg->choice.successfulOutcome, sizeof(SuccessfulOutcomeE2_t));
+ }
+ DU_FREE(e2apRicMsg, sizeof(E2AP_PDU_t));
+ }
+}
/*******************************************************************
*
* @brief Builds and Send the RicSubscriptionRsp
*
* Function : BuildAndSendRicSubscriptionRsp
*
- * Functionality:Fills the RicSubscriptionRsp
+ * functionality:Fills the RicSubscriptionRsp
*
* @return ROK - success
* RFAILED - failure
*
******************************************************************/
-
-S16 BuildAndSendRicSubscriptionRsp()
+uint8_t FillRicSubscriptionRsp(RICsubscriptionResponse_t *ricSubscriptionRsp )
{
+ uint8_t idx=0;
+ uint8_t ret = ROK;
+ uint8_t elementCnt = 0;
+ uint8_t BuildRicRequestIdret=ROK;
+ uint8_t BuildRicAdmitListret=ROK;
- E2AP_PDU_t *e2apRicMsg = NULLP;
- RICsubscriptionResponse_t *ricSubscriptionRsp;
- asn_enc_rval_t encRetVal;
- U8 idx;
- U8 elementCnt;
-
-
- DU_LOG("\nE2AP : Building RIC Subscription Response\n");
-
- DU_ALLOC(e2apRicMsg, sizeof(E2AP_PDU_t));
- if(e2apRicMsg == NULLP)
- {
- DU_LOG("\nE2AP : Memory allocation for E2AP-PDU failed");
- RETVALUE(RFAILED);
- }
- e2apRicMsg->present = E2AP_PDU_PR_successfulOutcome;
- DU_ALLOC(e2apRicMsg->choice.successfulOutcome, sizeof(SuccessfulOutcomeE2_t));
- if(e2apRicMsg->choice.successfulOutcome == NULLP)
- {
- DU_LOG("\nE2AP : Memory allocation for Ric subscription Response failed");
- DU_FREE(e2apRicMsg, sizeof(RICsubscriptionResponse_t));
- RETVALUE(RFAILED);
- }
-
- e2apRicMsg->choice.successfulOutcome->procedureCode = ProcedureCodeE2_id_RICsubscription;
- e2apRicMsg->choice.successfulOutcome->criticality = CriticalityE2_reject;
- e2apRicMsg->choice.successfulOutcome->value.present = \
- SuccessfulOutcomeE2__value_PR_RICsubscriptionResponse;
- ricSubscriptionRsp = &e2apRicMsg->choice.successfulOutcome->value.choice.RICsubscriptionResponse;
-
- elementCnt = 3;
+ elementCnt=3;
ricSubscriptionRsp->protocolIEs.list.count = elementCnt;
ricSubscriptionRsp->protocolIEs.list.size = elementCnt * sizeof(RICsubscriptionResponse_IEs_t);
-
DU_ALLOC(ricSubscriptionRsp->protocolIEs.list.array, \
- ricSubscriptionRsp->protocolIEs.list.size);
+ ricSubscriptionRsp->protocolIEs.list.size);
if(ricSubscriptionRsp->protocolIEs.list.array == NULLP)
{
- DU_LOG("\nE2AP : Memory allocation for RICsubscriptionResponseIE failed");
- DU_FREE(e2apRicMsg->choice.successfulOutcome, sizeof(SuccessfulOutcomeE2_t));
- DU_FREE(e2apRicMsg, sizeof(E2AP_PDU_t));
- RETVALUE(RFAILED);
- }
-
- for(idx=0; idx<elementCnt; idx++)
- {
- DU_ALLOC(ricSubscriptionRsp->protocolIEs.list.array[idx], \
- sizeof(RICsubscriptionResponse_IEs_t));
- if(ricSubscriptionRsp->protocolIEs.list.array[idx] == NULLP)
- {
- DU_FREE(ricSubscriptionRsp->protocolIEs.list.array,\
- ricSubscriptionRsp->protocolIEs.list.size);
- DU_FREE(e2apRicMsg->choice.successfulOutcome, \
- sizeof(SuccessfulOutcomeE2_t));
- DU_FREE(e2apRicMsg, sizeof(E2AP_PDU_t));
- RETVALUE(RFAILED);
- }
- }
- idx = 0;
- ricSubscriptionRsp->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICrequestID;
- ricSubscriptionRsp->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
- ricSubscriptionRsp->protocolIEs.list.array[idx]->value.present =\
- RICsubscriptionRequest_IEs__value_PR_RICrequestID;
- BuildRicRequestId(&ricSubscriptionRsp->protocolIEs.list.array[idx]->value.choice.RICrequestID);
-
- idx++;
- ricSubscriptionRsp->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RANfunctionID;
- ricSubscriptionRsp->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
- ricSubscriptionRsp->protocolIEs.list.array[idx]->value.present =\
- RICsubscriptionRequest_IEs__value_PR_RANfunctionID;
- ricSubscriptionRsp->protocolIEs.list.array[idx]->value.choice.RANfunctionID = 1;
-
- idx++;
- ricSubscriptionRsp->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICactions_Admitted;
- ricSubscriptionRsp->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
- ricSubscriptionRsp->protocolIEs.list.array[idx]->value.present =\
- RICsubscriptionResponse_IEs__value_PR_RICaction_Admitted_List;
- BuildRicAdmitList(&ricSubscriptionRsp->protocolIEs.list.array[idx]->value.choice.RICaction_Admitted_List);
-
-
- /* Prints the Msg formed */
- xer_fprint(stdout, &asn_DEF_E2AP_PDU, e2apRicMsg);
-
- cmMemset((U8 *)encBuf, 0, ENC_BUF_MAX_LEN);
- encBufSize = 0;
- encRetVal = aper_encode(&asn_DEF_E2AP_PDU, 0, e2apRicMsg, PrepFinalEncBuf,\
- encBuf);
- if(encRetVal.encoded == ENCODE_FAIL)
- {
- DU_LOG("\nE2AP : Could not encode RIC Subscription Response structure (at %s)\n",\
- encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
- RETVALUE(RFAILED);
+ DU_LOG("\nERROR --> E2AP : Memory allocation for FillRicSubscriptionRsp failed");
+ ret = RFAILED;
}
else
{
- DU_LOG("\nE2AP : Created APER encoded buffer for RIC subscription response \n");
- for(int i=0; i< encBufSize; i++)
- {
- printf("%x",encBuf[i]);
- }
- }
+ for(idx=0; idx<ricSubscriptionRsp->protocolIEs.list.count; idx++)
+ {
+ DU_ALLOC(ricSubscriptionRsp->protocolIEs.list.array[idx], \
+ sizeof(RICsubscriptionResponse_IEs_t));
+ if(ricSubscriptionRsp->protocolIEs.list.array[idx] == NULLP)
+ {
+ ret = RFAILED;
+ }
+ }
+ if(ret != RFAILED)
+ {
- if(SendE2APMsg(DU_APP_MEM_REGION, DU_POOL) != ROK)
- {
- DU_LOG("\nE2AP : Sending RIC Subscription Response failed");
- RETVALUE(RFAILED);
- }
-
- RETVALUE(ROK);
+ idx=0;
+ ricSubscriptionRsp->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICrequestID;
+ ricSubscriptionRsp->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
+ ricSubscriptionRsp->protocolIEs.list.array[idx]->value.present =\
+ RICsubscriptionRequest_IEs__value_PR_RICrequestID;
+ BuildRicRequestIdret =
+ BuildRicRequestId(&ricSubscriptionRsp->protocolIEs.list.array[idx]->value.choice.RICrequestID);
+ if(BuildRicRequestIdret != ROK)
+ {
+ ret = RFAILED;
+ }
+ else
+ {
+ idx++;
+ ricSubscriptionRsp->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RANfunctionID;
+ ricSubscriptionRsp->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
+ ricSubscriptionRsp->protocolIEs.list.array[idx]->value.present =\
+ RICsubscriptionRequest_IEs__value_PR_RANfunctionID;
+ ricSubscriptionRsp->protocolIEs.list.array[idx]->value.choice.RANfunctionID = 1;
+
+ idx++;
+ ricSubscriptionRsp->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICactions_Admitted;
+ ricSubscriptionRsp->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
+ ricSubscriptionRsp->protocolIEs.list.array[idx]->value.present =\
+ RICsubscriptionResponse_IEs__value_PR_RICaction_Admitted_List;
+ BuildRicAdmitListret =
+ BuildRicAdmitList(&ricSubscriptionRsp->protocolIEs.list.array[idx]->value.choice.RICaction_Admitted_List);
+ if(BuildRicAdmitListret != ROK)
+ {
+ ret = RFAILED;
+ }
+ }
+ }
+ }
+ return ret;
}
-
/*******************************************************************
*
- * @brief Builds and Send the RicIndication Message
+ * @brief Builds and Send the RicSubscriptionRsp
*
* @details
*
- * Function : BuildAndSendRicIndication
+ * Function : BuildAndSendRicSubscriptionRsp
*
- * Functionality:Fills the RicIndication Message
+ * Functionality:Fills the RicSubscriptionRsp
*
* @return ROK - success
* RFAILED - failure
*
******************************************************************/
-S16 BuildAndSendRicIndication()
+uint8_t BuildAndSendRicSubscriptionRsp()
{
- E2AP_PDU_t *e2apMsg = NULLP;
- RICindication_t *ricIndicationMsg;
- E2apMsgDb e2apMsgDb;
- U8 elementCnt;
- U8 idx;
- U8 ieId;
- S16 ret;
- asn_enc_rval_t encRetVal; /* Encoder return value */
- DU_LOG("\nE2AP : Building Ric Indication Message\n");
-
- DU_ALLOC(e2apMsg, sizeof(E2AP_PDU_t));
- if(e2apMsg == NULLP)
- {
- DU_LOG("\nE2AP : Memory allocation for E2AP-PDU failed");
- RETVALUE(RFAILED);
- }
+ E2AP_PDU_t *e2apRicMsg = NULLP;
+ RICsubscriptionResponse_t *ricSubscriptionRsp=NULLP;
+ asn_enc_rval_t encRetVal;
+ uint8_t ret = RFAILED;
+ uint8_t FillRicricSubscriptionRspret;
- e2apMsg->present = E2AP_PDU_PR_initiatingMessage;
- DU_ALLOC(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t));
- if(e2apMsg->choice.initiatingMessage == NULLP)
+ while(true)
{
- DU_LOG("\nE2AP : Memory allocation for E2AP-PDU failed");
- DU_FREE(e2apMsg, sizeof(E2AP_PDU_t));
- RETVALUE(RFAILED);
- }
- e2apMsg->choice.initiatingMessage->procedureCode = ProcedureCodeE2_id_RICindication;
- e2apMsg->choice.initiatingMessage->criticality = CriticalityE2_reject;
- e2apMsg->choice.initiatingMessage->value.present = InitiatingMessageE2__value_PR_RICindication;
-
- DU_ALLOC(ricIndicationMsg, sizeof(RICindication_t));
- ricIndicationMsg = &e2apMsg->choice.initiatingMessage->value.choice.RICindication;
-
- elementCnt = 6;
-
- ricIndicationMsg->protocolIEs.list.count = elementCnt;
- ricIndicationMsg->protocolIEs.list.size = elementCnt * sizeof(RICindication_t);
+ DU_LOG("\nINFO --> E2AP : Building RIC Subscription Response\n");
- /* Initialize the Ric Indication members */
- DU_ALLOC(ricIndicationMsg->protocolIEs.list.array, \
- ricIndicationMsg->protocolIEs.list.size);
- if(ricIndicationMsg->protocolIEs.list.array == NULLP)
- {
- DU_LOG("\nE2AP : Memory allocation for RICindicationIEs failed");
- DU_FREE(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t));
- DU_FREE(e2apMsg, (Size)sizeof(E2AP_PDU_t));
- RETVALUE(RFAILED);
- }
-
- for(idx=0; idx<elementCnt; idx++)
- {
- DU_ALLOC(ricIndicationMsg->protocolIEs.list.array[idx],\
- sizeof(RICindication_IEs_t));
- if(ricIndicationMsg->protocolIEs.list.array[idx] == NULLP)
+ DU_ALLOC(e2apRicMsg, sizeof(E2AP_PDU_t));
+ if(e2apRicMsg == NULLP)
{
- for(ieId=0; ieId<idx; ieId++)
- {
- DU_FREE(ricIndicationMsg->protocolIEs.list.array[ieId],\
- sizeof(RICindication_IEs_t));
- }
- DU_FREE(ricIndicationMsg->protocolIEs.list.array,\
- ricIndicationMsg->protocolIEs.list.size);
- DU_FREE(e2apMsg->choice.initiatingMessage, \
- sizeof(InitiatingMessageE2_t));
- DU_FREE(e2apMsg, sizeof(E2AP_PDU_t));
- RETVALUE(RFAILED);
- }
- }
- idx = 0;
- ricIndicationMsg->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICrequestID;
- ricIndicationMsg->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
- ricIndicationMsg->protocolIEs.list.array[idx]->value.present = \
- RICindication_IEs__value_PR_RICrequestID;
- ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICrequestID.ricRequestorID = e2apMsgDb.ricReqId;
- ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICrequestID.ricInstanceID = e2apMsgDb.ricInstanceId;
-
- idx++;
- ricIndicationMsg->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RANfunctionID;
- ricIndicationMsg->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
- ricIndicationMsg->protocolIEs.list.array[idx]->value.present = \
- RICindication_IEs__value_PR_RANfunctionID;
- ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RANfunctionID = e2apMsgDb.ranFuncId;
-
- idx++;
- ricIndicationMsg->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICactionID;
- ricIndicationMsg->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
- ricIndicationMsg->protocolIEs.list.array[idx]->value.present = \
- RICindication_IEs__value_PR_RICactionID;
- ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICactionID = e2apMsgDb.ricActionId;
-
-
- idx++;
- ricIndicationMsg->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICindicationType;
- ricIndicationMsg->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
- ricIndicationMsg->protocolIEs.list.array[idx]->value.present = \
- RICindication_IEs__value_PR_RICindicationType;
-
- ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICindicationType = e2apMsgDb.ricActionType;
-
-
- idx++;
- ricIndicationMsg->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICindicationHeader;
- ricIndicationMsg->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
- ricIndicationMsg->protocolIEs.list.array[idx]->value.present = \
- RICindication_IEs__value_PR_RICindicationHeader;
- BuildPlmnId(duCfgParam.srvdCellLst[0].duCellInfo.cellInfo.nrCgi.plmn, \
- &ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICindicationHeader);
-
- /* TO BE CHANGED: RIC INDICATION DATA */
- /* Foe now filling a dummy octect data, need to tested with PRBs*/
- idx++;
- ricIndicationMsg->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICindicationMessage;
- ricIndicationMsg->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
- ricIndicationMsg->protocolIEs.list.array[idx]->value.present = \
- RICindication_IEs__value_PR_RICindicationMessage;
- BuildPlmnId(duCfgParam.srvdCellLst[0].duCellInfo.cellInfo.nrCgi.plmn, \
- &ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICindicationMessage);
-
- /* Prints the Msg formed */
- xer_fprint(stdout, &asn_DEF_E2AP_PDU, e2apMsg);
+ DU_LOG("\nERROR --> E2AP : Memory allocation for E2AP-PDU failed");
+ break;
+ }
+ e2apRicMsg->present = E2AP_PDU_PR_successfulOutcome;
+ DU_ALLOC(e2apRicMsg->choice.successfulOutcome, sizeof(SuccessfulOutcomeE2_t));
+ if(e2apRicMsg->choice.successfulOutcome == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation for RIC subscription Response failed");
+ break;
+ }
- cmMemset((U8 *)encBuf, 0, ENC_BUF_MAX_LEN);
- encBufSize = 0;
- encRetVal = aper_encode(&asn_DEF_E2AP_PDU, 0, e2apMsg, PrepFinalEncBuf,\
- encBuf);
- if(encRetVal.encoded == ENCODE_FAIL)
- {
- DU_LOG("\nE2AP : Could not encode RIC Indication Message (at %s)\n",\
- encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
- RETVALUE(RFAILED);
- }
- else
- {
- DU_LOG("\nE2AP : Created APER encoded buffer for RIC Indication Message \n");
- for(int i=0; i< encBufSize; i++)
- {
- printf("%x",encBuf[i]);
- }
- }
+ e2apRicMsg->choice.successfulOutcome->procedureCode = ProcedureCodeE2_id_RICsubscription;
+ e2apRicMsg->choice.successfulOutcome->criticality = CriticalityE2_reject;
+ e2apRicMsg->choice.successfulOutcome->value.present = \
+ SuccessfulOutcomeE2__value_PR_RICsubscriptionResponse;
+ ricSubscriptionRsp = &e2apRicMsg->choice.successfulOutcome->value.choice.RICsubscriptionResponse;
- if(SendE2APMsg(DU_APP_MEM_REGION, DU_POOL) != ROK)
- {
- DU_LOG("\nE2AP : Sending RIC Indication Message");
- RETVALUE(RFAILED);
- }
- RETVALUE(ROK);
-}
+ FillRicricSubscriptionRspret = FillRicSubscriptionRsp(ricSubscriptionRsp);
+ if(FillRicricSubscriptionRspret != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation for RICsubscriptionResponseIE failed");
+ break;
+ }
-/*******************************************************************
-*
-* @brief Sends E2 msg over SCTP
-*
-* @details
-*
-* Function : SendE2APMsg
-*
-* Functionality: Sends E2 msg over SCTP
-*
-* @params[in] Region region
-* Pool pool
-* @return ROK - success
-* RFAILED - failure
-*
-* ****************************************************************/
-
-S16 SendE2APMsg(Region region, Pool pool)
+ /* Prints the Msg formed */
+ xer_fprint(stdout, &asn_DEF_E2AP_PDU, e2apRicMsg);
+
+ memset(encBuf, 0, ENC_BUF_MAX_LEN);
+ encBufSize = 0;
+ encRetVal = aper_encode(&asn_DEF_E2AP_PDU, 0, e2apRicMsg, PrepFinalEncBuf,\
+ encBuf);
+ if(encRetVal.encoded == ENCODE_FAIL)
+ {
+ DU_LOG("\nERROR --> E2AP : Could not encode RIC Subscription Response structure (at %s)\n",\
+ encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+ break;
+ }
+ else
+ {
+ DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for RIC subscription response \n");
+#ifdef DEBUG_ASN_PRINT
+ for(int i=0; i< encBufSize; i++)
+ {
+ printf("%x",encBuf[i]);
+ }
+#endif
+ }
+
+ if(SendE2APMsg(DU_APP_MEM_REGION, DU_POOL, encBuf, encBufSize) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Sending RIC Subscription Response failed");
+ break;
+ }
+
+ ret = ROK;
+ break;
+
+ }
+ FreeRicSubscriptionRsp(e2apRicMsg);
+
+ return ret;
+}
+
+/******************************************************************
+ *
+ * @brief Deallocation of memory allocated bu aper decoder for e2 setup response
+ *
+ * @details
+ *
+ * Function : freeAperDecodingOfE2SetupRsp
+ *
+ * Functionality: Deallocation of memory allocated bu aper decoder for e2
+ * setup response
+ *
+ * @params[in] E2setupResponse_t *e2SetRspMsg;
+ * @return void
+ *
+ * ****************************************************************/
+void freeAperDecodingOfE2SetupRsp(E2setupResponse_t *e2SetRspMsg)
{
- Buffer *mBuf;
+ uint8_t arrIdx, e2NodeConfigAddAckListIdx;
+ E2nodeComponentConfigAdditionAck_ItemIEs_t *e2NodeAddAckItem;
+ E2nodeComponentConfigAdditionAck_List_t *e2NodeConfigAddAckList;
- if(SGetMsg(region, pool, &mBuf) == ROK)
+ if(e2SetRspMsg)
{
- if(SAddPstMsgMult((Data *)encBuf, encBufSize, mBuf) == ROK)
+ if(e2SetRspMsg->protocolIEs.list.array)
{
- SPrntMsg(mBuf, 0,0);
-
- if(sctpSend(mBuf, duCfgParam.sctpParams.itfType.e2Itf) != ROK)
+ for(arrIdx=0; arrIdx<e2SetRspMsg->protocolIEs.list.count; arrIdx++)
{
- DU_LOG("\nE2AP : SCTP Send for E2 failed");
- SPutMsg(mBuf);
- RETVALUE(RFAILED);
+ if(e2SetRspMsg->protocolIEs.list.array[arrIdx])
+ {
+ switch(e2SetRspMsg->protocolIEs.list.array[arrIdx]->id)
+ {
+ case ProtocolIE_IDE2_id_TransactionID:
+ break;
+
+ case ProtocolIE_IDE2_id_GlobalRIC_ID:
+ {
+ free(e2SetRspMsg->protocolIEs.list.array[arrIdx]->value.choice.GlobalRIC_ID.pLMN_Identity.buf);
+ free(e2SetRspMsg->protocolIEs.list.array[arrIdx]->value.choice.GlobalRIC_ID.ric_ID.buf);
+ break;
+ }
+
+ case ProtocolIE_IDE2_id_E2nodeComponentConfigAdditionAck:
+ {
+ e2NodeConfigAddAckList = &e2SetRspMsg->protocolIEs.list.array[arrIdx]->value.choice.E2nodeComponentConfigAdditionAck_List;
+ if(e2NodeConfigAddAckList->list.array )
+ {
+ for(e2NodeConfigAddAckListIdx = 0; e2NodeConfigAddAckListIdx< e2NodeConfigAddAckList->list.count; e2NodeConfigAddAckListIdx++)
+ {
+ if(e2NodeConfigAddAckList->list.array[e2NodeConfigAddAckListIdx])
+ {
+ e2NodeAddAckItem = (E2nodeComponentConfigAdditionAck_ItemIEs_t*) e2NodeConfigAddAckList->list.array[e2NodeConfigAddAckListIdx];
+ free(e2NodeAddAckItem->value.choice.E2nodeComponentConfigAdditionAck_Item.e2nodeComponentID.choice.\
+ e2nodeComponentInterfaceTypeF1->gNB_DU_ID.buf);
+ free(e2NodeAddAckItem->value.choice.E2nodeComponentConfigAdditionAck_Item.e2nodeComponentID.choice.\
+ e2nodeComponentInterfaceTypeF1);
+ free(e2NodeConfigAddAckList->list.array[e2NodeConfigAddAckListIdx]);
+ }
+ }
+ free(e2NodeConfigAddAckList->list.array);
+ }
+ break;
+ }
+ }
+ free(e2SetRspMsg->protocolIEs.list.array[arrIdx]);
+ }
}
+ free(e2SetRspMsg->protocolIEs.list.array);
}
- else
+ }
+}
+/******************************************************************
+ *
+ * @brief Processes E2 Setup Response sent by RIC
+ *
+ * @details
+ *
+ * Function : procE2SetupRsp
+ *
+ * Functionality: Processes E2 Setup Response sent by RIC
+ *
+ * @params[in] E2AP_PDU_t ASN decoded E2AP message
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t procE2SetupRsp(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t arrIdx =0, transId=0;
+ uint32_t recvBufLen;
+ E2setupResponse_t *e2SetRspMsg;
+ CmLList *node;
+ E2NodeComponent *e2NodeComponentInfo;
+
+ DU_LOG("\nINFO --> E2AP : E2 Setup Response received");
+ duCb.e2Status = TRUE; //Set E2 status as true
+ e2SetRspMsg = &e2apMsg->choice.successfulOutcome->value.choice.E2setupResponse;
+
+ for(arrIdx=0; arrIdx<e2SetRspMsg->protocolIEs.list.count; arrIdx++)
+ {
+ switch(e2SetRspMsg->protocolIEs.list.array[arrIdx]->id)
{
- DU_LOG("\nF1AP : SAddPstMsgMult failed");
- SPutMsg(mBuf);
- RETVALUE(RFAILED);
+ case ProtocolIE_IDE2_id_TransactionID:
+ {
+ transId = e2SetRspMsg->protocolIEs.list.array[arrIdx]->value.choice.TransactionID;
+ if((duCb.e2apDb.e2TransInfo.onGoingTransaction[transId].transactionId == transId) &&\
+ (duCb.e2apDb.e2TransInfo.onGoingTransaction[transId].procedureCode == e2apMsg->choice.successfulOutcome->procedureCode))
+ memset(&duCb.e2apDb.e2TransInfo.onGoingTransaction[transId], 0, sizeof(E2TransInfo));
+ else
+ {
+ DU_LOG("\nERROR --> E2AP : Invalid transaction id [%d]", transId);
+ return RFAILED;
+ }
+ break;
+ }
+
+ case ProtocolIE_IDE2_id_GlobalRIC_ID:
+ {
+ /* To store the Ric Id Params */
+ recvBufLen = sizeof(e2SetRspMsg->protocolIEs.list.array[arrIdx]->value\
+ .choice.GlobalRIC_ID.pLMN_Identity.size);
+ memcpy(&duCb.e2apDb.ricId.plmnId, e2SetRspMsg->protocolIEs.list.array[arrIdx]\
+ ->value.choice.GlobalRIC_ID.pLMN_Identity.buf, recvBufLen);
+ bitStringToInt(&e2SetRspMsg->protocolIEs.list.array[arrIdx]->value.choice.GlobalRIC_ID.ric_ID, &duCb.e2apDb.ricId);
+ /*TODO : duCb.e2apDb.ricId.plmnId memory to be deallocated after the usage */
+ break;
+ }
+
+ case ProtocolIE_IDE2_id_E2nodeComponentConfigAdditionAck:
+ break;
+
+ default:
+ DU_LOG("\nERROR --> E2AP : Invalid IE received in E2SetupRsp:%ld",
+ e2SetRspMsg->protocolIEs.list.array[arrIdx]->id);
+ break;
}
- SPutMsg(mBuf);
+ }
+ freeAperDecodingOfE2SetupRsp(e2SetRspMsg);
+
+ node = searchE2NodeComponentInfo(F1, E2_NODE_COMPONENT_ADD);
+ if(!node)
+ {
+ DU_LOG("\nERROR --> E2AP : Received e2NodeComponentInfo is null");
+ return RFAILED;
}
else
{
- DU_LOG("\nF1AP : Failed to allocate memory");
- RETVALUE(RFAILED);
+ e2NodeComponentInfo = (E2NodeComponent*)node->node;
+ cmLListDelFrm(&duCb.e2apDb.e2NodeComponentList, node);
+ DU_FREE(e2NodeComponentInfo->componentRequestPart, e2NodeComponentInfo->reqBufSize);
+ DU_FREE(e2NodeComponentInfo->componentResponsePart, e2NodeComponentInfo->rspBufSize);
+ DU_FREE(e2NodeComponentInfo, sizeof(E2NodeComponent));
+ DU_FREE(node, sizeof(CmLList));
}
-
- RETVALUE(ROK);
-} /* SendE2APMsg */
+
+ BuildAndSendE2NodeConfigUpdate();
+ return ROK;
+}
+
+/******************************************************************
+ *
+ * @brief Processes RIC Subscription Req sent by RIC
+ *
+ * @details
+ *
+ * Function : procRicSubsReq
+ *
+ * Functionality: Processes E2 Setup Response sent by CU
+ *
+ * @params[in] E2AP_PDU_t ASN decoded E2AP message
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t procRicSubsReq(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t idx;
+ uint8_t ied;
+ uint8_t ret = ROK;
+ CmLList *ricSubscriptionNode = NULLP;
+ RICsubscriptionRequest_t *ricSubsReq;
+ RicSubscription *ricSubscriptionInfo;
+ RICaction_ToBeSetup_ItemIEs_t *actionItem;
+
+ DU_LOG("\nINFO --> E2AP : RIC Subscription request received");
+ ricSubsReq = &e2apMsg->choice.initiatingMessage->value.choice.RICsubscriptionRequest;
+
+ for(idx=0; idx<ricSubsReq->protocolIEs.list.count; idx++)
+ {
+ if(ricSubsReq->protocolIEs.list.array[idx])
+ {
+ switch(ricSubsReq->protocolIEs.list.array[idx]->id)
+ {
+ case ProtocolIE_IDE2_id_RICrequestID:
+ {
+ /* TODO :- ricSubscriptionInfo details will be stored based on
+ * RAN function id, so first we need to search RAN function and then add
+ * subscription details to that ran function */
+ DU_ALLOC(ricSubscriptionInfo, sizeof(RicSubscription));
+ if(!ricSubscriptionInfo)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation failed for ricSubscriptionInfo");
+ return RFAILED;
+ }
+ ricSubscriptionInfo->requestId.requestorId = ricSubsReq->protocolIEs.list.array[idx]->value.choice.RICrequestID.ricRequestorID;
+ ricSubscriptionInfo->requestId.instanceId = ricSubsReq->protocolIEs.list.array[idx]->value.choice.RICrequestID.ricInstanceID;
+ DU_ALLOC(ricSubscriptionNode, sizeof(CmLList));
+ if(ricSubscriptionNode)
+ {
+ ricSubscriptionNode->node = (PTR) ricSubscriptionInfo;
+ cmLListAdd2Tail(&duCb.e2apDb.ranFunction[0].subscriptionList,ricSubscriptionNode);
+ }
+ break;
+ }
+ case ProtocolIE_IDE2_id_RANfunctionID:
+ {
+ duCb.e2apDb.ranFunction[0].id = ricSubsReq->protocolIEs.list.array[idx]-> \
+ value.choice.RANfunctionID;
+ break;
+ }
+ case ProtocolIE_IDE2_id_RICsubscriptionDetails:
+ {
+ if(ricSubsReq->protocolIEs.list.array[idx]->value.choice.RICsubscriptionDetails.ricAction_ToBeSetup_List.\
+ list.array)
+ {
+ actionItem =(RICaction_ToBeSetup_ItemIEs_t *)ricSubsReq->protocolIEs.list\
+ .array[idx]->value.choice.RICsubscriptionDetails.ricAction_ToBeSetup_List\
+ .list.array[0];
+
+ for(ied = 0; ied < ricSubsReq->protocolIEs.list.array[idx]->value.choice.\
+ RICsubscriptionDetails.ricAction_ToBeSetup_List.list.count; ied++)
+ {
+ switch(actionItem->id)
+ {
+ case ProtocolIE_IDE2_id_RICaction_ToBeSetup_Item:
+ {
+ ricSubscriptionInfo->actionSequence[0].id = actionItem->value.choice.RICaction_ToBeSetup_Item.ricActionID;
+ ricSubscriptionInfo->actionSequence[0].type = actionItem->value.choice.RICaction_ToBeSetup_Item.ricActionType;
+ break;
+ }
+ default:
+ DU_LOG("\nERROR --> E2AP : Invalid IE received in RicSetupLst:%ld",actionItem->id);
+ break;
+ }
+ free(actionItem);
+ }
+ free(ricSubsReq->protocolIEs.list.array[idx]->value.choice.RICsubscriptionDetails.ricAction_ToBeSetup_List.\
+ list.array);
+ }
+ break;
+ }
+
+ default:
+ DU_LOG("\nERROR --> E2AP : Invalid IE received in RIC SubsReq:%ld",
+ ricSubsReq->protocolIEs.list.array[idx]->id);
+ break;
+ }
+ free(ricSubsReq->protocolIEs.list.array[idx]);
+ }
+ }
+ free(ricSubsReq->protocolIEs.list.array);
+ ret = BuildAndSendRicSubscriptionRsp();
+ {
+ BuildAndSendRicIndication(ricSubscriptionInfo);
+ }
+
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Free the RicIndication Message
+ *
+ * @details
+ *
+ * Function : FreeRicIndication
+ *
+ * Functionality: Free the RicIndication Message
+ *
+ * @return void
+ *
+ *
+ ******************************************************************/
+void FreeRicIndication(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t idx=0;
+ RICindication_t *ricIndicationMsg= NULLP;
+
+
+ if(e2apMsg != NULLP)
+ {
+ if(e2apMsg->choice.initiatingMessage != NULLP)
+ {
+ ricIndicationMsg = &e2apMsg->choice.initiatingMessage->value.choice.RICindication;
+ if(ricIndicationMsg!= NULLP)
+ {
+ if(ricIndicationMsg->protocolIEs.list.array != NULLP)
+ {
+ for(idx=0; idx<ricIndicationMsg->protocolIEs.list.count; idx++)
+ {
+ if(ricIndicationMsg->protocolIEs.list.array[idx] != NULLP)
+ {
+ switch(ricIndicationMsg->protocolIEs.list.array[idx]->id)
+ {
+ case ProtocolIE_IDE2_id_RICrequestID:
+ break;
+
+ case ProtocolIE_IDE2_id_RANfunctionID:
+ break;
+
+ case ProtocolIE_IDE2_id_RICactionID:
+ break;
+
+ case ProtocolIE_IDE2_id_RICindicationType:
+ break;
+
+ case ProtocolIE_IDE2_id_RICindicationHeader:
+ {
+ DU_FREE(ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICindicationHeader.buf,\
+ ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICindicationHeader.size);
+ break;
+ }
+ case ProtocolIE_IDE2_id_RICindicationMessage:
+ {
+ DU_FREE(ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICindicationMessage.buf,\
+ ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICindicationMessage.size);
+ break;
+ }
+ default:
+ break;
+ }
+ DU_FREE(ricIndicationMsg->protocolIEs.list.array[idx],sizeof(RICindication_IEs_t));
+ }
+ }
+ DU_FREE(ricIndicationMsg->protocolIEs.list.array,ricIndicationMsg->protocolIEs.list.size);
+ }
+ }
+ DU_FREE(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t));
+ }
+ DU_FREE(e2apMsg, sizeof(E2AP_PDU_t));
+ }
+}
+/*******************************************************************
+ *
+ * brief Fill the RicIndication Message
+ *
+ * @details
+ *
+ * Function : FillRicIndication
+ *
+ * Functionality:Fills the RicIndication Message
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ ******************************************************************/
+uint8_t FillRicIndication(RICindication_t *ricIndicationMsg, RicSubscription *ricSubscriptionInfo)
+{
+ uint8_t elementCnt=0;
+ uint8_t idx=0;
+ uint8_t ret = ROK;
+ elementCnt = 6;
+
+ ricIndicationMsg->protocolIEs.list.count = elementCnt;
+ ricIndicationMsg->protocolIEs.list.size = elementCnt * sizeof(RICindication_t);
+ /* Initialize the Ric Indication members */
+ DU_ALLOC(ricIndicationMsg->protocolIEs.list.array, \
+ ricIndicationMsg->protocolIEs.list.size);
+ if(ricIndicationMsg->protocolIEs.list.array == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation for RICindicationIEs failed");
+ ret = RFAILED;
+ }
+ else
+ {
+ for(idx=0; idx<elementCnt; idx++)
+ {
+ DU_ALLOC(ricIndicationMsg->protocolIEs.list.array[idx],\
+ sizeof(RICindication_IEs_t));
+ if(ricIndicationMsg->protocolIEs.list.array[idx] == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation for RICindicationIEs failed");
+ ret = RFAILED;
+ }
+ }
+ if(ret != RFAILED)
+ {
+ idx = 0;
+
+ ricIndicationMsg->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICrequestID;
+ ricIndicationMsg->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
+ ricIndicationMsg->protocolIEs.list.array[idx]->value.present = \
+ RICindication_IEs__value_PR_RICrequestID;
+ ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICrequestID.ricRequestorID =ricSubscriptionInfo->requestId.requestorId;
+ ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICrequestID.ricInstanceID = ricSubscriptionInfo->requestId.instanceId;
+
+ idx++;
+ ricIndicationMsg->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RANfunctionID;
+ ricIndicationMsg->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
+ ricIndicationMsg->protocolIEs.list.array[idx]->value.present = \
+ RICindication_IEs__value_PR_RANfunctionID;
+ ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RANfunctionID = duCb.e2apDb.ranFunction[0].id;
+
+ idx++;
+ ricIndicationMsg->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICactionID;
+ ricIndicationMsg->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
+ ricIndicationMsg->protocolIEs.list.array[idx]->value.present = \
+ RICindication_IEs__value_PR_RICactionID;
+ ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICactionID = ricSubscriptionInfo->actionSequence[0].id;
+
+ idx++;
+ ricIndicationMsg->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICindicationType;
+ ricIndicationMsg->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
+ ricIndicationMsg->protocolIEs.list.array[idx]->value.present = \
+ RICindication_IEs__value_PR_RICindicationType;
+ ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICindicationType = ricSubscriptionInfo->actionSequence[0].type;
+
+ idx++;
+ ricIndicationMsg->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICindicationHeader;
+ ricIndicationMsg->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
+ ricIndicationMsg->protocolIEs.list.array[idx]->value.present = \
+ RICindication_IEs__value_PR_RICindicationHeader;
+ ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICindicationHeader.size = 3 *
+ sizeof(uint8_t);
+ DU_ALLOC(ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICindicationHeader.buf ,\
+ ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICindicationHeader.size);
+ if(ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICindicationHeader.buf == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation for RICindicationIEs failed");
+ ret = RFAILED;
+ }
+ else
+ {
+ buildPlmnId(duCfgParam.srvdCellLst[0].duCellInfo.cellInfo.nrCgi.plmn, \
+ ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICindicationHeader.buf);
+ idx++;
+ /* TO BE CHANGED: RIC INDICATION DATA */
+ /* For now filling a dummy octect data, need to tested with PRBs*/
+ ricIndicationMsg->protocolIEs.list.array[idx]->id = ProtocolIE_IDE2_id_RICindicationMessage;
+ ricIndicationMsg->protocolIEs.list.array[idx]->criticality = CriticalityE2_reject;
+ ricIndicationMsg->protocolIEs.list.array[idx]->value.present = \
+ RICindication_IEs__value_PR_RICindicationMessage;
+ ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICindicationMessage.size = 3 *
+ sizeof(uint8_t);
+ DU_ALLOC(ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICindicationMessage.buf ,\
+ ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICindicationMessage.size);
+ if(ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICindicationMessage.buf == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation for RICindicationIEs failed");
+ ret = RFAILED;
+ }
+ else
+ {
+ buildPlmnId(duCfgParam.srvdCellLst[0].duCellInfo.cellInfo.nrCgi.plmn, \
+ ricIndicationMsg->protocolIEs.list.array[idx]->value.choice.RICindicationMessage.buf);
+ }
+ }
+ }
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds and Send the RicIndication Message
+ *
+ * @details
+ *
+ * Function : BuildAndSendRicIndication
+ *
+ * Functionality:Fills the RicIndication Message
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ ******************************************************************/
+
+uint8_t BuildAndSendRicIndication(RicSubscription *ricSubscriptionInfo)
+{
+ E2AP_PDU_t *e2apMsg = NULLP;
+ RICindication_t *ricIndicationMsg=NULLP;
+ asn_enc_rval_t encRetVal; /* Encoder return value */
+ uint8_t ret = RFAILED;
+ uint8_t FillRicIndicationret = ROK;
+
+ while(true)
+ {
+ DU_LOG("\nINFO --> E2AP : Building RIC Indication Message\n");
+
+ DU_ALLOC(e2apMsg, sizeof(E2AP_PDU_t));
+ if(e2apMsg == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation for E2AP-PDU failed");
+ break;
+ }
+
+ e2apMsg->present = E2AP_PDU_PR_initiatingMessage;
+ DU_ALLOC(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t));
+ if(e2apMsg->choice.initiatingMessage == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation for E2AP-PDU failed");
+ break;
+ }
+ e2apMsg->choice.initiatingMessage->procedureCode = ProcedureCodeE2_id_RICindication;
+ e2apMsg->choice.initiatingMessage->criticality = CriticalityE2_reject;
+ e2apMsg->choice.initiatingMessage->value.present = InitiatingMessageE2__value_PR_RICindication;
+
+ ricIndicationMsg = &e2apMsg->choice.initiatingMessage->value.choice.RICindication;
+
+ FillRicIndicationret = FillRicIndication(ricIndicationMsg, ricSubscriptionInfo);
+ if(FillRicIndicationret != ROK)
+ {
+ break;
+ }
+ /* Prints the Msg formed */
+ xer_fprint(stdout, &asn_DEF_E2AP_PDU, e2apMsg);
+ memset(encBuf, 0, ENC_BUF_MAX_LEN);
+ encBufSize = 0;
+ encRetVal = aper_encode(&asn_DEF_E2AP_PDU, 0, e2apMsg, PrepFinalEncBuf,\
+ encBuf);
+ if(encRetVal.encoded == ENCODE_FAIL)
+ {
+ DU_LOG("\nERROR --> E2AP : Could not encode RIC Indication Message (at %s)\n",\
+ encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+ break;
+ }
+ else
+ {
+ DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for RIC Indication Message \n");
+#ifdef DEBUG_ASN_PRINT
+ for(int i=0; i< encBufSize; i++)
+ {
+ printf("%x",encBuf[i]);
+ }
+#endif
+ }
+
+ if(SendE2APMsg(DU_APP_MEM_REGION, DU_POOL, encBuf, encBufSize) != ROK)
+ {
+ DU_LOG("\nINFO --> E2AP : Sending RIC Indication Message");
+
+ }
+ ret = ROK;
+ break;
+ }
+ FreeRicIndication(e2apMsg);
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Deallocate the memory allocated for E2nodeConfigurationUpdate msg
+ *
+ * @details
+ *
+ * Function : FreeE2NodeConfigUpdate
+ *
+ * Functionality:
+ * - freeing the memory allocated for E2nodeConfigurationUpdate
+ *
+ * @params[in] E2AP_PDU_t *e2apMsg
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+void FreeE2NodeConfigUpdate(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t arrIdx =0;
+ E2nodeConfigurationUpdate_t *e2NodeConfigUpdate;
+
+ if(e2apMsg != NULLP)
+ {
+ if(e2apMsg->choice.initiatingMessage != NULLP)
+ {
+ e2NodeConfigUpdate = &e2apMsg->choice.initiatingMessage->value.choice.E2nodeConfigurationUpdate;
+ if(e2NodeConfigUpdate->protocolIEs.list.array != NULLP)
+ {
+ for(arrIdx = 0; arrIdx < e2NodeConfigUpdate->protocolIEs.list.count; arrIdx++)
+ {
+ DU_FREE(e2NodeConfigUpdate->protocolIEs.list.array[arrIdx], sizeof(E2nodeConfigurationUpdate_IEs_t));
+ }
+ DU_FREE(e2NodeConfigUpdate->protocolIEs.list.array, e2NodeConfigUpdate->protocolIEs.list.size);
+ }
+ DU_FREE(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t));
+ }
+ DU_FREE(e2apMsg, sizeof(E2AP_PDU_t));
+ }
+}
/*******************************************************************
-*
-* @brief Handles received E2AP message and sends back response
-*
-* @details
-*
-* Function : E2APMsgHdlr
-*
-* Functionality:
-* - Decodes received E2AP control message
-* - Prepares response message, encodes and sends to SCTP
-*
-* @params[in]
-* @return ROK - success
-* RFAILED - failure
-*
-* ****************************************************************/
+ *
+ * @brief Buld and send the E2 node config update msg
+ *
+ * @details
+ *
+ * Function : BuildAndSendE2NodeConfigUpdate
+ *
+ * Functionality:
+ * - Buld and send the E2 node config update msg
+ *
+ * @params[in]
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t BuildAndSendE2NodeConfigUpdate()
+{
+ uint8_t arrIdx = 0,elementCnt = 1;
+ uint8_t ret = ROK;
+ E2AP_PDU_t *e2apMsg = NULLP;
+ E2nodeConfigurationUpdate_t *e2NodeConfigUpdate = NULLP;
+ asn_enc_rval_t encRetVal; /* Encoder return value */
+
+ DU_LOG("\nINFO --> E2AP : Building E2 Node config update\n");
+ do
+ {
+ DU_ALLOC(e2apMsg, sizeof(E2AP_PDU_t));
+ if(e2apMsg == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation for E2AP-PDU failed");
+ break;
+ }
+ e2apMsg->present = E2AP_PDU_PR_initiatingMessage;
+ DU_ALLOC(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t));
+ if(e2apMsg->choice.initiatingMessage == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation for E2AP-PDU failed");
+ DU_FREE(e2apMsg, sizeof(E2AP_PDU_t));
+ return RFAILED;
+ }
+ e2apMsg->choice.initiatingMessage->criticality = CriticalityE2_reject;
+ e2apMsg->choice.initiatingMessage->procedureCode = ProcedureCodeE2_id_E2nodeConfigurationUpdate;
+ e2apMsg->choice.initiatingMessage->value.present = \
+ InitiatingMessageE2__value_PR_E2nodeConfigurationUpdate;
+ e2NodeConfigUpdate = &e2apMsg->choice.initiatingMessage->value.choice.E2nodeConfigurationUpdate;
+
+ e2NodeConfigUpdate->protocolIEs.list.count = elementCnt;
+ e2NodeConfigUpdate->protocolIEs.list.size = elementCnt * sizeof(E2nodeConfigurationUpdate_IEs_t*);
+ /* Initialize the Ric Indication members */
+ DU_ALLOC(e2NodeConfigUpdate->protocolIEs.list.array, \
+ e2NodeConfigUpdate->protocolIEs.list.size);
+ if(e2NodeConfigUpdate->protocolIEs.list.array == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : Memory allocation for e2NodeConfigUpdate failed");
+ break;
+ }
+
+ for(arrIdx =0; arrIdx<elementCnt; arrIdx++)
+ {
+ DU_ALLOC(e2NodeConfigUpdate->protocolIEs.list.array[arrIdx], sizeof(E2nodeConfigurationUpdate_IEs_t));
+ if(e2NodeConfigUpdate->protocolIEs.list.array[arrIdx] == NULLP)
+ {
+
+ DU_LOG("\nERROR --> E2AP : Memory allocation for e2NodeConfigUpdate failed");
+ break;
+ }
+ }
+
+ arrIdx = 0;
+ /* TransactionID */
+ e2NodeConfigUpdate->protocolIEs.list.array[arrIdx]->id = ProtocolIE_IDE2_id_TransactionID;
+ e2NodeConfigUpdate->protocolIEs.list.array[arrIdx]->criticality = CriticalityE2_reject;
+ e2NodeConfigUpdate->protocolIEs.list.array[arrIdx]->value.present = E2nodeConfigurationUpdate_IEs__value_PR_TransactionID;
+ e2NodeConfigUpdate->protocolIEs.list.array[arrIdx]->value.choice.TransactionID = TRANS_ID;
+
+
+ /* Prints the Msg formed */
+ xer_fprint(stdout, &asn_DEF_E2AP_PDU, e2apMsg);
+
+ memset(encBuf, 0, ENC_BUF_MAX_LEN);
+ encBufSize = 0;
+ encRetVal = aper_encode(&asn_DEF_E2AP_PDU, 0, e2apMsg, PrepFinalEncBuf,\
+ encBuf);
+ if(encRetVal.encoded == ENCODE_FAIL)
+ {
+ DU_LOG("\nERROR --> E2AP : Could not encode E2nodeConfigurationUpdate structure (at %s)\n",\
+ encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+ break;
+ }
+ else
+ {
+ DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for E2nodeConfigurationUpdate\n");
+#ifdef DEBUG_ASN_PRINT
+ for(int i=0; i< encBufSize; i++)
+ {
+ printf("%x",encBuf[i]);
+ }
+#endif
+ }
+ if(SendE2APMsg(DU_APP_MEM_REGION, DU_POOL, encBuf, encBufSize))
+ {
+ DU_LOG("\nERROR --> E2AP : Sending E2 node config update failed");
+ return RFAILED;
+ }
+
+ break;
+ }while(true);
+
+ FreeE2NodeConfigUpdate(e2apMsg);
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Deallocate the memory allocated for E2ResetRequest msg
+ *
+ * @details
+ *
+ * Function : FreeE2ResetRequest
+ *
+ * Functionality:
+ * - freeing the memory allocated for E2ResetRequest
+ *
+ * @params[in] E2AP_PDU_t *e2apMsg
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+void FreeE2ResetRequest(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t ieIdx =0;
+ ResetRequestE2_t *resetReq = NULLP;
+
+ if(e2apMsg != NULLP)
+ {
+ if(e2apMsg->choice.initiatingMessage != NULLP)
+ {
+ resetReq = &e2apMsg->choice.initiatingMessage->value.choice.ResetRequestE2;
+ if(resetReq->protocolIEs.list.array)
+ {
+ for(ieIdx = 0; ieIdx < resetReq->protocolIEs.list.count; ieIdx++)
+ {
+ DU_FREE(resetReq->protocolIEs.list.array[ieIdx], sizeof(ResetRequestIEs_t));
+ }
+ DU_FREE(resetReq->protocolIEs.list.array, resetReq->protocolIEs.list.size);
+ }
+ DU_FREE(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t));
+ }
+ DU_FREE(e2apMsg, sizeof(E2AP_PDU_t));
+ }
+}
+
+/*******************************************************************
+ *
+ * @brief Build and send the E2 reset request msg
+ *
+ * @details
+ *
+ * Function : BuildAndSendE2ResetRequest
+ *
+ * Functionality:
+ * - Buld and send the E2 reset request msg to RIC
+ *
+ * @params[in]
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildAndSendE2ResetRequest(E2CauseType failureType, E2Cause failureCause)
+{
+ uint8_t ieIdx = 0, elementCnt = 0, transId = 0;
+ uint8_t ret = RFAILED;
+ E2AP_PDU_t *e2apMsg = NULLP;
+ ResetRequestE2_t *resetReq = NULLP;
+ asn_enc_rval_t encRetVal; /* Encoder return value */
+
+ DU_LOG("\nINFO --> E2AP : Building E2 Reset Request\n");
+
+ do
+ {
+ DU_ALLOC(e2apMsg, sizeof(E2AP_PDU_t));
+ if(e2apMsg == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : BuildAndSendE2ResetRequest(): Memory allocation for E2AP-PDU failed");
+ break;
+ }
+
+ e2apMsg->present = E2AP_PDU_PR_initiatingMessage;
+ DU_ALLOC(e2apMsg->choice.initiatingMessage, sizeof(InitiatingMessageE2_t));
+ if(e2apMsg->choice.initiatingMessage == NULLP)
+ {
+ DU_LOG("\nERROR --> E2AP : BuildAndSendE2ResetRequest(): Memory allocation for initiatingMessage");
+ break;
+ }
+
+ e2apMsg->choice.initiatingMessage->procedureCode = ProcedureCodeE2_id_Reset;
+ e2apMsg->choice.initiatingMessage->criticality = CriticalityE2_reject;
+ e2apMsg->choice.initiatingMessage->value.present = InitiatingMessageE2__value_PR_ResetRequestE2;
+ resetReq = &e2apMsg->choice.initiatingMessage->value.choice.ResetRequestE2;
+
+ elementCnt = 2;
+ resetReq->protocolIEs.list.count = elementCnt;
+ resetReq->protocolIEs.list.size = elementCnt * sizeof(ResetRequestIEs_t *);
+
+ DU_ALLOC(resetReq->protocolIEs.list.array, resetReq->protocolIEs.list.size);
+ if(!resetReq->protocolIEs.list.array)
+ {
+ DU_LOG("\nERROR --> E2AP : BuildAndSendE2ResetRequest(): Memory allocation failed for \
+ Reset Request IE array");
+ break;
+ }
+
+ for(ieIdx = 0; ieIdx < elementCnt; ieIdx++)
+ {
+ DU_ALLOC(resetReq->protocolIEs.list.array[ieIdx], sizeof(ResetRequestIEs_t));
+ if(!resetReq->protocolIEs.list.array[ieIdx])
+ {
+ DU_LOG("\nERROR --> E2AP : BuildAndSendE2ResetRequest(): Memory allocation failed for \
+ Reset Request IE array element");
+ break;
+ }
+ }
+
+ /* In case of failure */
+ if(ieIdx < elementCnt)
+ break;
+
+ ieIdx = 0;
+ resetReq->protocolIEs.list.array[ieIdx]->id = ProtocolIE_IDE2_id_TransactionID;
+ resetReq->protocolIEs.list.array[ieIdx]->criticality = CriticalityE2_reject;
+ resetReq->protocolIEs.list.array[ieIdx]->value.present = ResetRequestIEs__value_PR_TransactionID;
+ transId = assignTransactionId();
+ resetReq->protocolIEs.list.array[ieIdx]->value.choice.TransactionID = transId;
+
+ ieIdx++;
+ resetReq->protocolIEs.list.array[ieIdx]->id = ProtocolIE_IDE2_id_CauseE2;
+ resetReq->protocolIEs.list.array[ieIdx]->criticality = CriticalityE2_ignore;
+ resetReq->protocolIEs.list.array[ieIdx]->value.present = ResetRequestIEs__value_PR_CauseE2;
+ resetReq->protocolIEs.list.array[ieIdx]->value.choice.CauseE2.present = failureType;
+ switch(resetReq->protocolIEs.list.array[ieIdx]->value.choice.CauseE2.present)
+ {
+ case CauseE2_PR_NOTHING:
+ break;
+ case CauseE2_PR_ricRequest:
+ resetReq->protocolIEs.list.array[ieIdx]->value.choice.CauseE2.choice.ricRequest = failureCause;
+ break;
+ case CauseE2_PR_ricService:
+ resetReq->protocolIEs.list.array[ieIdx]->value.choice.CauseE2.choice.ricService = failureCause;
+ break;
+ case CauseE2_PR_e2Node:
+ resetReq->protocolIEs.list.array[ieIdx]->value.choice.CauseE2.choice.e2Node = failureCause;
+ break;
+ case CauseE2_PR_transport:
+ resetReq->protocolIEs.list.array[ieIdx]->value.choice.CauseE2.choice.transport = failureCause;
+ break;
+ case CauseE2_PR_protocol:
+ resetReq->protocolIEs.list.array[ieIdx]->value.choice.CauseE2.choice.protocol = failureCause;
+ break;
+ case CauseE2_PR_misc:
+ resetReq->protocolIEs.list.array[ieIdx]->value.choice.CauseE2.choice.misc = failureCause;
+ break;
+ }
+
+ /* Prints the Msg formed */
+ xer_fprint(stdout, &asn_DEF_E2AP_PDU, e2apMsg);
+
+ memset(encBuf, 0, ENC_BUF_MAX_LEN);
+ encBufSize = 0;
+ encRetVal = aper_encode(&asn_DEF_E2AP_PDU, 0, e2apMsg, PrepFinalEncBuf,\
+ encBuf);
+ if(encRetVal.encoded == ENCODE_FAIL)
+ {
+ DU_LOG("\nERROR --> E2AP : Could not encode E2SetupRequest structure (at %s)\n",\
+ encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+ break;
+ }
+ else
+ {
+ DU_LOG("\nDEBUG --> E2AP : Created APER encoded buffer for E2SetupRequest\n");
+#ifdef DEBUG_ASN_PRINT
+ for(int i=0; i< encBufSize; i++)
+ {
+ printf("%x",encBuf[i]);
+ }
+#endif
+ }
+ if(SendE2APMsg(DU_APP_MEM_REGION, DU_POOL, encBuf, encBufSize) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : Sending E2 Setup request failed");
+ break;
+ }
+
+ /* In case the message is sent successfully, store the transaction info to
+ * be used when response is received */
+ duCb.e2apDb.e2TransInfo.onGoingTransaction[transId].transactionId = transId;
+ duCb.e2apDb.e2TransInfo.onGoingTransaction[transId].procedureCode = e2apMsg->choice.initiatingMessage->procedureCode;
+
+ ret = ROK;
+ break;
+ }while(true);
+
+ /* Free all memory */
+ FreeE2ResetRequest(e2apMsg);
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Deallocate the memory allocated for Reset Response msg
+ *
+ * @details
+ *
+ * Function : freeAperDecodingOfE2ResetRsp
+ *
+ * Functionality:
+ * - freeing the memory allocated for Reset response
+ *
+ * @params[in] ResetResponseE2_t *resetResponse
+ * @return void
+ *
+ * ****************************************************************/
+void freeAperDecodingOfE2ResetRsp(ResetResponseE2_t *resetResponse)
+{
+ uint8_t ieIdx;
+
+ if(resetResponse)
+ {
+ if(resetResponse->protocolIEs.list.array)
+ {
+ for(ieIdx=0; ieIdx < resetResponse->protocolIEs.list.count; ieIdx++)
+ {
+ if(resetResponse->protocolIEs.list.array[ieIdx])
+ {
+ switch(resetResponse->protocolIEs.list.array[ieIdx]->id)
+ {
+ case ProtocolIE_IDE2_id_TransactionID:
+ break;
+
+ case ProtocolIE_IDE2_id_CriticalityDiagnosticsE2:
+ break;
+ }
+ free(resetResponse->protocolIEs.list.array[ieIdx]);
+ }
+ }
+ free(resetResponse->protocolIEs.list.array);
+ }
+ }
+}
+
+/******************************************************************
+ *
+ * @brief Processes E2 Reset Response sent by RIC
+ *
+ * @details
+ *
+ * Function : procResetResponse
+ *
+ * Functionality: Processes E2 Reset Response sent by RIC
+ *
+ * @params[in] E2AP_PDU_t ASN decoded E2AP message
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t procResetResponse(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t ieIdx =0, transId;
+ ResetResponseE2_t *resetResponse;
+
+ DU_LOG("\nINFO --> E2AP : E2 Reset Response received");
+ resetResponse = &e2apMsg->choice.successfulOutcome->value.choice.ResetResponseE2;;
+
+ for(ieIdx=0; ieIdx < resetResponse->protocolIEs.list.count; ieIdx++)
+ {
+ switch(resetResponse->protocolIEs.list.array[ieIdx]->id)
+ {
+ case ProtocolIE_IDE2_id_TransactionID:
+ transId = resetResponse->protocolIEs.list.array[ieIdx]->value.choice.TransactionID;
+ if((duCb.e2apDb.e2TransInfo.onGoingTransaction[transId].transactionId == transId) && \
+ (duCb.e2apDb.e2TransInfo.onGoingTransaction[transId].procedureCode == e2apMsg->choice.successfulOutcome->procedureCode))
+ memset(&duCb.e2apDb.e2TransInfo.onGoingTransaction[transId], 0, sizeof(E2TransInfo));
+ else
+ {
+ DU_LOG("\nERROR --> E2AP : Invalid transaction id [%d]", transId);
+ return RFAILED;
+ }
+ break;
+ case ProtocolIE_IDE2_id_CriticalityDiagnosticsE2:
+ /* As per ORAN WG3 E2AP spec v3.0, section 9.2.2
+ Criticality Diagnostics IE is sent by Near-RT RIC when parts of a received message i.e.
+ Reset Request in this case, have not been comprehended or were missing, or if the message
+ contained logical errors.
+
+ Processing of this ID should be implemented when negative call flows are to be supported.
+ */
+ break;
+ default:
+ DU_LOG("\nERROR --> E2AP : Invalid IE received in E2 Reset Response : %ld",
+ resetResponse->protocolIEs.list.array[ieIdx]->id);
+ break;
+ }
+ }
+
+ freeAperDecodingOfE2ResetRsp(resetResponse);
+ return ROK;
+}
+
+/******************************************************************
+ *
+ * @brief Deallocation of memory allocated bu aper decoder for e2 setup Failure
+ *
+ * @details
+ *
+ * Function : freeAperDecodingOfE2SetupFailure
+ *
+ * Functionality: Deallocation of memory allocated bu aper decoder for e2
+ * setup Failure
+ *
+ * @params[in] E2setupFailure_t *e2SetupFailure;
+ * @return void
+ *
+ * ****************************************************************/
+void freeAperDecodingOfE2SetupFailure(E2setupFailure_t *e2SetupFailure)
+{
+ uint8_t arrIdx;
+
+ if(e2SetupFailure)
+ {
+ if(e2SetupFailure->protocolIEs.list.array)
+ {
+ for(arrIdx=0; arrIdx<e2SetupFailure->protocolIEs.list.count; arrIdx++)
+ {
+ if(e2SetupFailure->protocolIEs.list.array[arrIdx])
+ {
+ free(e2SetupFailure->protocolIEs.list.array[arrIdx]);
+ }
+ }
+ free(e2SetupFailure->protocolIEs.list.array);
+ }
+ }
+}
+/******************************************************************
+ *
+ * @brief Processes E2 Setup Failure sent by RIC
+ *
+ * @details
+ *
+ * Function : procE2SetupFailure
+ *
+ * Functionality: Processes E2 Setup failure sent by RIC
+ *
+ * @params[in] E2AP_PDU_t ASN decoded E2AP message
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+void procE2SetupFailure(E2AP_PDU_t *e2apMsg)
+{
+ uint8_t arrIdx =0, transId =0, timerValue=0;
+ E2setupFailure_t *e2SetupFailure;
+
+ DU_LOG("\nINFO --> E2AP : E2 Setup failure received");
+ e2SetupFailure = &e2apMsg->choice.unsuccessfulOutcome->value.choice.E2setupFailure;
+
+ for(arrIdx=0; arrIdx<e2SetupFailure->protocolIEs.list.count; arrIdx++)
+ {
+ switch(e2SetupFailure->protocolIEs.list.array[arrIdx]->id)
+ {
+ case ProtocolIE_IDE2_id_TransactionID:
+ {
+ transId = e2SetupFailure->protocolIEs.list.array[arrIdx]->value.choice.TransactionID;
+ if((duCb.e2apDb.e2TransInfo.onGoingTransaction[transId].transactionId == transId) &&\
+ (duCb.e2apDb.e2TransInfo.onGoingTransaction[transId].procedureCode == e2apMsg->choice.unsuccessfulOutcome->procedureCode))
+ memset(&duCb.e2apDb.e2TransInfo.onGoingTransaction[transId], 0, sizeof(E2TransInfo));
+ else
+ {
+ DU_LOG("\nERROR --> E2AP : Invalid transaction id [%d]", transId);
+ return ;
+ }
+ break;
+ }
+ case ProtocolIE_IDE2_id_TimeToWaitE2:
+ {
+ timerValue = covertE2WaitTimerEnumToValue(e2SetupFailure->protocolIEs.list.array[arrIdx]->value.choice.TimeToWaitE2);
+ if((duChkTmr((PTR)&(duCb.e2apDb), EVENT_E2_SETUP_TMR)) == FALSE)
+ {
+ duStartTmr((PTR)&(duCb.e2apDb), EVENT_E2_SETUP_TMR, timerValue);
+ }
+ else
+ {
+ DU_LOG("\nERROR --> E2AP : EVENT_E2_SETUP_TMR timer is already running");
+ return;
+ }
+ break;
+ }
+ }
+ }
+
+ freeAperDecodingOfE2SetupFailure(e2SetupFailure);
+}
+/*******************************************************************
+ *
+ * @brief Handles received E2AP message and sends back response
+ *
+ * @details
+ *
+ * Function : E2APMsgHdlr
+ *
+ * Functionality:
+ * - Decodes received E2AP control message
+ * - Prepares response message, encodes and sends to SCTP
+ *
+ * @params[in]
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
void E2APMsgHdlr(Buffer *mBuf)
{
- int i;
- char *recvBuf;
- MsgLen copyCnt;
- MsgLen recvBufLen;
- E2AP_PDU_t *e2apMsg;
- asn_dec_rval_t rval; /* Decoder return value */
- E2AP_PDU_t e2apasnmsg ;
-
- DU_LOG("\nE2AP : Received E2AP message buffer");
- SPrntMsg(mBuf, 0,0);
-
+ int i =0;
+ char *recvBuf = NULLP;
+ MsgLen copyCnt =0;
+ MsgLen recvBufLen =0;
+ E2AP_PDU_t *e2apMsg = NULLP;
+ asn_dec_rval_t rval ={0}; /* Decoder return value */
+ E2AP_PDU_t e2apasnmsg={0} ;
+
+ DU_LOG("\nDEBUG --> E2AP : Received E2AP message buffer");
+ ODU_PRINT_MSG(mBuf, 0,0);
+
/* Copy mBuf into char array to decode it */
- SFndLenMsg(mBuf, &recvBufLen);
- if(SGetSBuf(DFLT_REGION, DFLT_POOL, (Data **)&recvBuf, (Size)recvBufLen) != ROK)
+ ODU_GET_MSG_LEN(mBuf, &recvBufLen);
+ DU_ALLOC(recvBuf, (Size)recvBufLen);
+
+ if(recvBuf == NULLP)
{
- DU_LOG("\nE2AP : Memory allocation failed");
+ DU_LOG("\nERROR --> E2AP : Memory allocation failed");
return;
}
- if(SCpyMsgFix(mBuf, 0, recvBufLen, (Data *)recvBuf, ©Cnt) != ROK)
+ if(ODU_COPY_MSG_TO_FIX_BUF(mBuf, 0, recvBufLen, (Data *)recvBuf, ©Cnt) != ROK)
{
- DU_LOG("\nE2AP : Failed while copying %d", copyCnt);
+ DU_LOG("\nERROR --> E2AP : Failed while copying %d", copyCnt);
return;
}
- printf("\nE2AP : Received flat buffer to be decoded : ");
+#ifdef DEBUG_ASN_PRINT
+ printf("\nDEBUG --> E2AP : Received flat buffer to be decoded : ");
for(i=0; i< recvBufLen; i++)
{
- printf("%x",recvBuf[i]);
+ printf("%x",recvBuf[i]);
}
+#endif
/* Decoding flat buffer into E2AP messsage */
e2apMsg = &e2apasnmsg;
memset(e2apMsg, 0, sizeof(E2AP_PDU_t));
-
+
rval = aper_decode(0, &asn_DEF_E2AP_PDU, (void **)&e2apMsg, recvBuf, recvBufLen, 0, 0);
- SPutSBuf(DFLT_REGION, DFLT_POOL, (Data *)recvBuf, (Size)recvBufLen);
+ DU_FREE(recvBuf, (Size)recvBufLen);
+
if(rval.code == RC_FAIL || rval.code == RC_WMORE)
{
- DU_LOG("\nE2AP : ASN decode failed");
+ DU_LOG("\nERROR --> E2AP : ASN decode failed");
return;
}
printf("\n");
switch(e2apMsg->present)
{
- case E2AP_PDU_PR_successfulOutcome:
- {
- switch(e2apMsg->choice.successfulOutcome->value.present)
+ case E2AP_PDU_PR_unsuccessfulOutcome:
{
- case SuccessfulOutcomeE2__value_PR_E2setupResponse:
+ switch(e2apMsg->choice.unsuccessfulOutcome->value.present)
{
- if(!duCb.e2Status)
- {
- DU_LOG("\nE2AP : Store E2 setup response Params");
- procE2SetupRsp(e2apMsg);
- }
- break;
+ case UnsuccessfulOutcomeE2__value_PR_E2setupFailure:
+ {
+ procE2SetupFailure(e2apMsg);
+ break;
+ }
+ default:
+ {
+ DU_LOG("\nERROR --> E2AP : Invalid type of E2AP_PDU_PR_unsuccessfulOutcome [%d]",\
+ e2apMsg->choice.unsuccessfulOutcome->value.present);
+ return;
+ }
}
- default:
+ break;
+ }
+ case E2AP_PDU_PR_successfulOutcome:
+ {
+ switch(e2apMsg->choice.successfulOutcome->value.present)
{
- DU_LOG("\nE2AP : Invalid type of intiating message [%d]", e2apMsg->choice.initiatingMessage->value.present);
- return;
- }
- }/* End of switch(successfulOutcome) */
- break;
- }
+ case SuccessfulOutcomeE2__value_PR_E2setupResponse:
+ {
+ if(!duCb.e2Status)
+ {
+ procE2SetupRsp(e2apMsg);
+ }
+ break;
+ }
+ case SuccessfulOutcomeE2__value_PR_E2nodeConfigurationUpdateAcknowledge:
+ {
+ DU_LOG("\nDEBUG --> E2AP : E2 node Config update ack message recevied");
+ break;
+ }
+ case SuccessfulOutcomeE2__value_PR_ResetResponseE2:
+ {
+ procResetResponse(e2apMsg);
+ break;
+ }
+ default:
+ {
+ DU_LOG("\nERROR --> E2AP : Invalid type of E2AP_PDU_PR_successfulOutcome [%d]",\
+ e2apMsg->choice.successfulOutcome->value.present);
+ return;
+ }
+ }/* End of switch(successfulOutcome) */
+ free(e2apMsg->choice.successfulOutcome);
+ break;
+ }
+
case E2AP_PDU_PR_initiatingMessage:
- {
- switch(e2apMsg->choice.initiatingMessage->value.present)
{
- case InitiatingMessageE2__value_PR_RICsubscriptionRequest:
+ switch(e2apMsg->choice.initiatingMessage->value.present)
{
- DU_LOG("\nE2AP : Calling RIC Subscription Response");
- if(procRicSubsReq(e2apMsg) == ROK)
- {
- BuildAndSendRicIndication();
- }
- break;
- }
- default:
- {
- DU_LOG("\nE2AP : Invalid type of successfulOutcome message [%d]", e2apMsg->choice.successfulOutcome->value.present);
- return;
- }
- }/* End of switch(initiatingMessage) */
- break;
- }
+ case InitiatingMessageE2__value_PR_RICsubscriptionRequest:
+ {
+ procRicSubsReq(e2apMsg);
+ break;
+ }
+ default:
+ {
+ DU_LOG("\nERROR --> E2AP : Invalid type of E2AP_PDU_PR_initiatingMessage [%d]",\
+ e2apMsg->choice.initiatingMessage->value.present);
+ return;
+ }
+ }/* End of switch(initiatingMessage) */
+ free(e2apMsg->choice.initiatingMessage);
+ break;
+ }
default:
- {
- DU_LOG("\nE2AP : Invalid type of e2apMsg->present [%d]",e2apMsg->present);
- return;
- }
+ {
+ DU_LOG("\nERROR --> E2AP : Invalid type of e2apMsg->present [%d]",e2apMsg->present);
+ return;
+ }
+ free(e2apMsg);
}/* End of switch(e2apMsg->present) */
-
+
} /* End of E2APMsgHdlr */
+
+/**********************************************************************
+ End of file
+ **********************************************************************/