Files
openairinterface5g/openair3/NAS/COMMON/IES/ShortMac.c
T

78 lines
2.2 KiB
C

/*
* 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 <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include "TLVEncoder.h"
#include "TLVDecoder.h"
#include "ShortMac.h"
int decode_short_mac(ShortMac *shortmac, uint8_t iei, uint8_t *buffer, uint32_t len)
{
int decoded = 0;
if (iei > 0) {
CHECK_IEI_DECODER(iei, *buffer);
decoded++;
}
//IES_DECODE_U16(*shortmac, *(buffer + decoded));
IES_DECODE_U16(buffer, decoded, *shortmac);
#if defined (NAS_DEBUG)
dump_short_mac_xml(shortmac, iei);
#endif
return decoded;
}
int encode_short_mac(ShortMac *shortmac, uint8_t iei, uint8_t *buffer, uint32_t len)
{
uint32_t encoded = 0;
/* Checking IEI and pointer */
CHECK_PDU_POINTER_AND_LENGTH_ENCODER(buffer, SHORT_MAC_MINIMUM_LENGTH, len);
#if defined (NAS_DEBUG)
dump_short_mac_xml(shortmac, iei);
#endif
if (iei > 0) {
*buffer = iei;
encoded++;
}
IES_ENCODE_U16(buffer, encoded, *shortmac);
return encoded;
}
void dump_short_mac_xml(ShortMac *shortmac, uint8_t iei)
{
printf("<Short Mac>\n");
if (iei > 0)
/* Don't display IEI if = 0 */
printf(" <IEI>0x%X</IEI>\n", iei);
printf(" <Short MAC value>%u</Short MAC value>\n", *shortmac);
printf("</Short Mac>\n");
}