55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <stdint.h>
|
|
|
|
|
|
#include "TLVEncoder.h"
|
|
#include "TLVDecoder.h"
|
|
#include "LlcServiceAccessPointIdentifier.h"
|
|
|
|
int decode_llc_service_access_point_identifier(LlcServiceAccessPointIdentifier *llcserviceaccesspointidentifier, uint8_t iei, uint8_t *buffer, uint32_t len)
|
|
{
|
|
int decoded = 0;
|
|
if (iei > 0)
|
|
{
|
|
CHECK_IEI_DECODER(iei, *buffer);
|
|
decoded++;
|
|
}
|
|
*llcserviceaccesspointidentifier = *buffer & 0xf;
|
|
decoded++;
|
|
#if defined (NAS_DEBUG)
|
|
dump_llc_service_access_point_identifier_xml(llcserviceaccesspointidentifier, iei);
|
|
#endif
|
|
return decoded;
|
|
}
|
|
|
|
int encode_llc_service_access_point_identifier(LlcServiceAccessPointIdentifier *llcserviceaccesspointidentifier, uint8_t iei, uint8_t *buffer, uint32_t len)
|
|
{
|
|
uint32_t encoded = 0;
|
|
/* Checking IEI and pointer */
|
|
CHECK_PDU_POINTER_AND_LENGTH_ENCODER(buffer, LLC_SERVICE_ACCESS_POINT_IDENTIFIER_MINIMUM_LENGTH, len);
|
|
#if defined (NAS_DEBUG)
|
|
dump_llc_service_access_point_identifier_xml(llcserviceaccesspointidentifier, iei);
|
|
#endif
|
|
if (iei > 0)
|
|
{
|
|
*buffer = iei;
|
|
encoded++;
|
|
}
|
|
*(buffer + encoded) = 0x00 |
|
|
(*llcserviceaccesspointidentifier & 0xf);
|
|
encoded++;
|
|
return encoded;
|
|
}
|
|
|
|
void dump_llc_service_access_point_identifier_xml(LlcServiceAccessPointIdentifier *llcserviceaccesspointidentifier, uint8_t iei)
|
|
{
|
|
printf("<Llc Service Access Point Identifier>\n");
|
|
if (iei > 0)
|
|
/* Don't display IEI if = 0 */
|
|
printf(" <IEI>0x%X</IEI>\n", iei);
|
|
printf(" <LLC SAPI value>%u</LLC SAPI value>\n", *llcserviceaccesspointidentifier);
|
|
printf("</Llc Service Access Point Identifier>\n");
|
|
}
|
|
|