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Handle DL\UL RRC MESSAGE TRANSFER at f1ap_handlers

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This commit is contained in:
Bing-Kai Hong
2018-09-16 21:51:15 +08:00
parent ca9748eca7
commit 0e7887de76
4 changed files with 191 additions and 30 deletions
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openair2/F1AP/f1ap_cu_rrc_message_transfer.c
+68 -11
View File
@@ -246,16 +246,7 @@ int CU_send_DL_RRC_MESSAGE_TRANSFER(instance_t instance) {
printf("Failed to encode F1 setup request\n"); printf("Failed to encode F1 setup request\n");
return -1; return -1;
} }
printf("\n");
/* decode */
if (f1ap_decode_pdu(&pdu, buffer, len) > 0) {
printf("Failed to decode F1 setup request\n");
return -1;
}
return 0;
} }
/* /*
@@ -266,5 +257,71 @@ int CU_handle_UL_RRC_MESSAGE_TRANSFER(instance_t instance,
uint32_t assoc_id, uint32_t assoc_id,
uint32_t stream, uint32_t stream,
F1AP_F1AP_PDU_t *pdu) { F1AP_F1AP_PDU_t *pdu) {
AssertFatal(1==0,"Not implemented yet\n");
printf("CU_handle_UL_RRC_MESSAGE_TRANSFER \n");
MessageDef *message_p;
F1AP_ULRRCMessageTransfer_t *container;
F1AP_ULRRCMessageTransferIEs_t *ie;
uint8_t *buffer;
uint32_t len;
uint64_t cu_ue_f1ap_id;
uint64_t du_ue_f1ap_id;
uint64_t srb_id;
int executeDuplication;
sdu_size_t ccch_sdu_len;
uint64_t subscriberProfileIDforRFP;
uint64_t rAT_FrequencySelectionPriority;
DevAssert(pdu != NULL);
if (stream != 0) {
LOG_E(F1AP, "[SCTP %d] Received F1 on stream != 0 (%d)\n",
assoc_id, stream);
return -1;
}
container = &pdu->choice.initiatingMessage->value.choice.ULRRCMessageTransfer;
/* GNB_CU_UE_F1AP_ID */
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_ULRRCMessageTransferIEs_t, ie, container,
F1AP_ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID, true);
cu_ue_f1ap_id = ie->value.choice.GNB_CU_UE_F1AP_ID;
printf("cu_ue_f1ap_id %lu \n", cu_ue_f1ap_id);
/* GNB_DU_UE_F1AP_ID */
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_ULRRCMessageTransferIEs_t, ie, container,
F1AP_ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID, true);
du_ue_f1ap_id = ie->value.choice.GNB_DU_UE_F1AP_ID;
printf("du_ue_f1ap_id %lu \n", du_ue_f1ap_id);
/* mandatory */
/* SRBID */
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_ULRRCMessageTransferIEs_t, ie, container,
F1AP_ProtocolIE_ID_id_SRBID, true);
srb_id = ie->value.choice.SRBID;
printf("srb_id %lu \n", srb_id);
// issue in here
/* mandatory */
/* RRC Container */
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_ULRRCMessageTransferIEs_t, ie, container,
F1AP_ProtocolIE_ID_id_RRCContainer, true);
// BK: need check
// create an ITTI message and copy SDU
message_p = itti_alloc_new_message (TASK_CU_F1, RRC_MAC_CCCH_DATA_IND);
memset (RRC_MAC_CCCH_DATA_IND (message_p).sdu, 0, CCCH_SDU_SIZE);
ccch_sdu_len = ie->value.choice.RRCContainer.size;
memcpy(RRC_MAC_CCCH_DATA_IND (message_p).sdu, ie->value.choice.RRCContainer.buf,
ccch_sdu_len);
printf ("RRCContainer(CCCH) :");
for (int i=0;i<ie->value.choice.RRCContainer.size;i++) printf("%2x ",RRC_MAC_CCCH_DATA_IND (message_p).sdu[i]);
return 0;
} }
openair2/F1AP/f1ap_decoder.c
+19 -8
View File
@@ -42,14 +42,25 @@ static int f1ap_decode_initiating_message(F1AP_F1AP_PDU_t *pdu)
switch(pdu->choice.initiatingMessage->procedureCode) { switch(pdu->choice.initiatingMessage->procedureCode) {
case F1AP_ProcedureCode_id_F1Setup: case F1AP_ProcedureCode_id_F1Setup:
res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_F1AP_F1AP_PDU, pdu); res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_F1AP_F1AP_PDU, pdu);
printf("f1ap_eNB_decode_initiating_message!\n"); printf("f1ap_eNB_decode_initiating_message!\n");
break; break;
case F1AP_ProcedureCode_id_InitialULRRCMessageTransfer:
res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_F1AP_F1AP_PDU, pdu); case F1AP_ProcedureCode_id_InitialULRRCMessageTransfer:
printf("f1ap_eNB_decode_initiating_message!\n"); res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_F1AP_F1AP_PDU, pdu);
break; printf("f1ap_eNB_decode_initiating_message!\n");
break;
case F1AP_ProcedureCode_id_DLRRCMessageTransfer:
res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_F1AP_F1AP_PDU, pdu);
printf("f1ap_eNB_decode_initiating_message!\n");
break;
case F1AP_ProcedureCode_id_ULRRCMessageTransfer:
res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_F1AP_F1AP_PDU, pdu);
printf("f1ap_eNB_decode_initiating_message!\n");
break;
// case F1AP_ProcedureCode_id_InitialContextSetup: // case F1AP_ProcedureCode_id_InitialContextSetup:
// res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_F1AP_F1AP_PDU, pdu); // res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_F1AP_F1AP_PDU, pdu);
// message_id = F1AP_INITIAL_CONTEXT_SETUP_LOG; // message_id = F1AP_INITIAL_CONTEXT_SETUP_LOG;
openair2/F1AP/f1ap_du_rrc_message_transfer.c
+101 -9
View File
@@ -48,7 +48,107 @@ int DU_handle_DL_RRC_MESSAGE_TRANSFER(instance_t instance,
uint32_t assoc_id, uint32_t assoc_id,
uint32_t stream, uint32_t stream,
F1AP_F1AP_PDU_t *pdu) { F1AP_F1AP_PDU_t *pdu) {
AssertFatal(1==0,"Not implemented yet\n");
printf("DU_handle_DL_RRC_MESSAGE_TRANSFER \n");
MessageDef *message_p;
F1AP_DLRRCMessageTransfer_t *container;
F1AP_DLRRCMessageTransferIEs_t *ie;
uint8_t *buffer;
uint32_t len;
uint64_t cu_ue_f1ap_id;
uint64_t du_ue_f1ap_id;
uint64_t srb_id;
int executeDuplication;
sdu_size_t ccch_sdu_len;
uint64_t subscriberProfileIDforRFP;
uint64_t rAT_FrequencySelectionPriority;
DevAssert(pdu != NULL);
if (stream != 0) {
LOG_E(F1AP, "[SCTP %d] Received F1 on stream != 0 (%d)\n",
assoc_id, stream);
return -1;
}
container = &pdu->choice.initiatingMessage->value.choice.DLRRCMessageTransfer;
/* GNB_CU_UE_F1AP_ID */
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_DLRRCMessageTransferIEs_t, ie, container,
F1AP_ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID, true);
cu_ue_f1ap_id = ie->value.choice.GNB_CU_UE_F1AP_ID;
printf("cu_ue_f1ap_id %lu \n", cu_ue_f1ap_id);
/* GNB_DU_UE_F1AP_ID */
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_DLRRCMessageTransferIEs_t, ie, container,
F1AP_ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID, true);
du_ue_f1ap_id = ie->value.choice.GNB_DU_UE_F1AP_ID;
printf("du_ue_f1ap_id %lu \n", du_ue_f1ap_id);
/* optional */
/* oldgNB_DU_UE_F1AP_ID */
if (0) {
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_DLRRCMessageTransferIEs_t, ie, container,
F1AP_ProtocolIE_ID_id_oldgNB_DU_UE_F1AP_ID, true);
}
/* mandatory */
/* SRBID */
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_DLRRCMessageTransferIEs_t, ie, container,
F1AP_ProtocolIE_ID_id_SRBID, true);
srb_id = ie->value.choice.SRBID;
printf("srb_id %lu \n", srb_id);
/* optional */
/* ExecuteDuplication */
if (0) {
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_DLRRCMessageTransferIEs_t, ie, container,
F1AP_ProtocolIE_ID_id_ExecuteDuplication, true);
executeDuplication = ie->value.choice.ExecuteDuplication;
printf("ExecuteDuplication %d \n", executeDuplication);
}
// issue in here
/* mandatory */
/* RRC Container */
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_DLRRCMessageTransferIEs_t, ie, container,
F1AP_ProtocolIE_ID_id_RRCContainer, true);
// BK: need check
// create an ITTI message and copy SDU
message_p = itti_alloc_new_message (TASK_CU_F1, RRC_MAC_CCCH_DATA_IND);
memset (RRC_MAC_CCCH_DATA_IND (message_p).sdu, 0, CCCH_SDU_SIZE);
ccch_sdu_len = ie->value.choice.RRCContainer.size;
memcpy(RRC_MAC_CCCH_DATA_IND (message_p).sdu, ie->value.choice.RRCContainer.buf,
ccch_sdu_len);
printf ("RRCContainer(CCCH) :");
for (int i=0;i<ie->value.choice.RRCContainer.size;i++) printf("%2x ",RRC_MAC_CCCH_DATA_IND (message_p).sdu[i]);
/* optional */
/* RAT_FrequencyPriorityInformation */
if (0) {
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_DLRRCMessageTransferIEs_t, ie, container,
F1AP_ProtocolIE_ID_id_RAT_FrequencyPriorityInformation, true);
switch(ie->value.choice.RAT_FrequencyPriorityInformation.present) {
case F1AP_RAT_FrequencyPriorityInformation_PR_subscriberProfileIDforRFP:
subscriberProfileIDforRFP = ie->value.choice.RAT_FrequencyPriorityInformation.choice.subscriberProfileIDforRFP;
break;
case F1AP_RAT_FrequencyPriorityInformation_PR_rAT_FrequencySelectionPriority:
rAT_FrequencySelectionPriority = ie->value.choice.RAT_FrequencyPriorityInformation.choice.rAT_FrequencySelectionPriority;
break;
}
}
return 0;
} }
//void DU_send_UL_RRC_MESSAGE_TRANSFER(F1AP_ULRRCMessageTransfer_t *ULRRCMessageTransfer) { //void DU_send_UL_RRC_MESSAGE_TRANSFER(F1AP_ULRRCMessageTransfer_t *ULRRCMessageTransfer) {
@@ -207,20 +307,12 @@ int DU_send_INITIAL_UL_RRC_MESSAGE_TRANSFER(
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie); ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
} }
/* encode */ /* encode */
if (f1ap_encode_pdu(&pdu, &buffer, &len) < 0) { if (f1ap_encode_pdu(&pdu, &buffer, &len) < 0) {
printf("Failed to encode F1 setup request\n"); printf("Failed to encode F1 setup request\n");
return -1; return -1;
} }
printf("\n");
du_f1ap_itti_send_sctp_data_req(0, f1ap_du_data->assoc_id, buffer, len, 0); du_f1ap_itti_send_sctp_data_req(0, f1ap_du_data->assoc_id, buffer, len, 0);
return 0; return 0;
/* decode */
// if (f1ap_decode_pdu(&pdu, buffer, len) > 0) {
// printf("Failed to decode F1 setup request\n");
// }
//AssertFatal(1==0,"Not implemented yet\n");
} }
openair2/F1AP/f1ap_handlers.c
+3 -2
View File
@@ -36,6 +36,7 @@
#include "f1ap_cu_interface_management.h" #include "f1ap_cu_interface_management.h"
#include "f1ap_du_interface_management.h" #include "f1ap_du_interface_management.h"
#include "f1ap_cu_rrc_message_transfer.h" #include "f1ap_cu_rrc_message_transfer.h"
#include "f1ap_du_rrc_message_transfer.h"
extern f1ap_setup_req_t *f1ap_du_data_from_du; extern f1ap_setup_req_t *f1ap_du_data_from_du;
@@ -55,8 +56,8 @@ f1ap_message_decoded_callback f1ap_messages_callback[][3] = {
{ 0, 0, 0 }, /* UEMobilityCommand */ { 0, 0, 0 }, /* UEMobilityCommand */
{ 0, 0, 0 }, /* UEContextReleaseRequest */ { 0, 0, 0 }, /* UEContextReleaseRequest */
{ CU_handle_INITIAL_UL_RRC_MESSAGE_TRANSFER, 0, 0 }, /* InitialULRRCMessageTransfer */ { CU_handle_INITIAL_UL_RRC_MESSAGE_TRANSFER, 0, 0 }, /* InitialULRRCMessageTransfer */
{ 0, 0, 0 }, /* DLRRCMessageTransfer */ { DU_handle_DL_RRC_MESSAGE_TRANSFER, 0, 0 }, /* DLRRCMessageTransfer */
{ 0, 0, 0 }, /* ULRRCMessageTransfer */ { CU_handle_UL_RRC_MESSAGE_TRANSFER, 0, 0 }, /* ULRRCMessageTransfer */
{ 0, 0, 0 }, /* privateMessage */ { 0, 0, 0 }, /* privateMessage */
{ 0, 0, 0 }, /* UEInactivityNotification */ { 0, 0, 0 }, /* UEInactivityNotification */
{ 0, 0, 0 }, /* GNBDUResourceCoordination */ { 0, 0, 0 }, /* GNBDUResourceCoordination */