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/*
* Copyright (c) 2015, EURECOM (www.eurecom.fr)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation are those
* of the authors and should not be interpreted as representing official policies,
* either expressed or implied, of the FreeBSD Project.
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include "TLVEncoder.h"
#include "TLVDecoder.h"
#include "SsCode.h"
int decode_ss_code(SsCode *sscode, uint8_t iei, uint8_t *buffer, uint32_t len)
{
int decoded = 0;
if (iei > 0) {
CHECK_IEI_DECODER(iei, *buffer);
decoded++;
}
*sscode = *(buffer + decoded);
decoded++;
#if defined (NAS_DEBUG)
dump_ss_code_xml(sscode, iei);
#endif
return decoded;
}
int encode_ss_code(SsCode *sscode, uint8_t iei, uint8_t *buffer, uint32_t len)
{
uint32_t encoded = 0;
/* Checking IEI and pointer */
CHECK_PDU_POINTER_AND_LENGTH_ENCODER(buffer, SS_CODE_MINIMUM_LENGTH, len);
#if defined (NAS_DEBUG)
dump_ss_code_xml(sscode, iei);
#endif
if (iei > 0) {
*buffer = iei;
encoded++;
}
*(buffer + encoded) = *sscode;
encoded++;
return encoded;
}
void dump_ss_code_xml(SsCode *sscode, uint8_t iei)
{
printf("<Ss Code>\n");
if (iei > 0)
/* Don't display IEI if = 0 */
printf(" <IEI>0x%X</IEI>\n", iei);
printf(" <SS code value>%u</SS code value>\n", *sscode);
printf("</Ss Code>\n");
}