NR SDAP gNB - Transparent Mode
This commit is contained in:
athanassopoulos
@@ -0,0 +1,87 @@
|
||||
/*
|
||||
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership.
|
||||
* The OpenAirInterface Software Alliance licenses this file to You under
|
||||
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
|
||||
* except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.openairinterface.org/?page_id=698
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*-------------------------------------------------------------------------------
|
||||
* For more information about the OpenAirInterface (OAI) Software Alliance:
|
||||
* contact@openairinterface.org
|
||||
*/
|
||||
|
||||
#include "nr_sdap_gnb.h"
|
||||
#include <openair2/LAYER2/PDCP_v10.1.0/pdcp.h>
|
||||
|
||||
boolean_t sdap_gnb_data_req(protocol_ctxt_t *ctxt_p,
|
||||
const srb_flag_t srb_flag,
|
||||
const rb_id_t rb_id,
|
||||
const mui_t mui,
|
||||
const confirm_t confirm,
|
||||
const sdu_size_t sdu_buffer_size,
|
||||
unsigned char *const sdu_buffer,
|
||||
const pdcp_transmission_mode_t pt_mode,
|
||||
const uint32_t *sourceL2Id,
|
||||
const uint32_t *destinationL2Id
|
||||
) {
|
||||
if(sdu_buffer == NULL) {
|
||||
LOG_E(PDCP, "%s:%d:%s: SDAP Layer gNB - NULL sdu_buffer \n", __FILE__, __LINE__, __FUNCTION__);
|
||||
exit(1);
|
||||
}
|
||||
|
||||
if(sdu_buffer_size == 0) {
|
||||
LOG_E(PDCP, "%s:%d:%s: SDAP Layer gNB - NULL or 0 sdu_buffer_size \n", __FILE__, __LINE__, __FUNCTION__);
|
||||
exit(1);
|
||||
}
|
||||
|
||||
uint8_t *sdap_buf = (uint8_t *)malloc(sdu_buffer_size+SDAP_HDR_LENGTH);
|
||||
nr_sdap_dl_hdr_t sdap_hdr;
|
||||
sdap_hdr.RDI = 0; // SDAP_Hardcoded -
|
||||
sdap_hdr.RQI = 0; // SDAP_Hardcoded - Should get this info from DL_PDU_SESSION_INFORMATION
|
||||
sdap_hdr.QFI = 1; // SDAP_Hardcoded - Should get this info from DL_PDU_SESSION_INFORMATION
|
||||
memcpy(&sdap_buf[0], &sdap_hdr, 1);
|
||||
memcpy(&sdap_buf[1], sdu_buffer, sdu_buffer_size);
|
||||
rb_id_t sdap_drb_id = rb_id; // SDAP_Hardcoded - Should get this info from QFI to DRB mapping table
|
||||
boolean_t ret = pdcp_data_req(ctxt_p,
|
||||
srb_flag,
|
||||
sdap_drb_id,
|
||||
mui,
|
||||
confirm,
|
||||
sdu_buffer_size+1,
|
||||
sdap_buf,
|
||||
pt_mode,
|
||||
sourceL2Id,
|
||||
destinationL2Id);
|
||||
|
||||
if(!ret) {
|
||||
LOG_E(PDCP, "%s:%d:%s: SDAP Layer gNB - PDCP DL refused PDU\n", __FILE__, __LINE__, __FUNCTION__);
|
||||
free(sdap_buf);
|
||||
return 0;
|
||||
}
|
||||
|
||||
free(sdap_buf);
|
||||
return 1;
|
||||
}
|
||||
|
||||
void sdap_gnb_ul_header_handler(char sdap_gnb_ul_hdr) {
|
||||
nr_sdap_ul_hdr_t *sdap_hdr_ul = (nr_sdap_ul_hdr_t *)&sdap_gnb_ul_hdr;
|
||||
|
||||
switch (sdap_hdr_ul->DC) {
|
||||
case SDAP_HDR_UL_DATA_PDU:
|
||||
LOG_I(PDCP, "%s:%d:%s: SDAP Layer gNB - UL Received SDAP Data PDU\n", __FILE__, __LINE__, __FUNCTION__);
|
||||
break;
|
||||
|
||||
case SDAP_HDR_UL_CTRL_PDU:
|
||||
LOG_I(PDCP, "%s:%d:%s: SDAP Layer gNB - Received SDAP Control PDU\n", __FILE__, __LINE__, __FUNCTION__);
|
||||
break;
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,61 @@
|
||||
/*
|
||||
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership.
|
||||
* The OpenAirInterface Software Alliance licenses this file to You under
|
||||
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
|
||||
* except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.openairinterface.org/?page_id=698
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*-------------------------------------------------------------------------------
|
||||
* For more information about the OpenAirInterface (OAI) Software Alliance:
|
||||
* contact@openairinterface.org
|
||||
*/
|
||||
|
||||
#ifndef _NR_SDAP_GNB_
|
||||
#define _NR_SDAP_GNB_
|
||||
|
||||
#include "openair2/COMMON/platform_types.h"
|
||||
#include "common/utils/LOG/log.h"
|
||||
|
||||
#define SDAP_BITMASK_DC (0x80)
|
||||
#define SDAP_BITMASK_R (0x40)
|
||||
#define SDAP_BITMASK_QFI (0x3F)
|
||||
#define SDAP_HDR_UL_DATA_PDU (1)
|
||||
#define SDAP_HDR_UL_CTRL_PDU (0)
|
||||
#define SDAP_HDR_LENGTH (1)
|
||||
|
||||
typedef struct nr_sdap_dl_hdr_s {
|
||||
uint8_t QFI:6;
|
||||
uint8_t RQI:1;
|
||||
uint8_t RDI:1;
|
||||
} __attribute__((packed)) nr_sdap_dl_hdr_t;
|
||||
|
||||
typedef struct nr_sdap_ul_hdr_s {
|
||||
uint8_t QFI:6;
|
||||
uint8_t R:1;
|
||||
uint8_t DC:1;
|
||||
} __attribute__((packed)) nr_sdap_ul_hdr_t;
|
||||
|
||||
boolean_t sdap_gnb_data_req(protocol_ctxt_t *ctxt_p,
|
||||
const srb_flag_t srb_flag,
|
||||
const rb_id_t rb_id,
|
||||
const mui_t mui,
|
||||
const confirm_t confirm,
|
||||
const sdu_size_t sdu_buffer_size,
|
||||
unsigned char *const sdu_buffer,
|
||||
const pdcp_transmission_mode_t pt_mode,
|
||||
const uint32_t *sourceL2Id,
|
||||
const uint32_t *destinationL2Id
|
||||
);
|
||||
|
||||
void sdap_gnb_ul_header_handler(char sdap_gnb_ul_hdr);
|
||||
|
||||
#endif
|
||||
Reference in New Issue
Block a user