gauthier
7b5431a62c
git-svn-id: http://svn.eurecom.fr/openair4G/trunk@7886 818b1a75-f10b-46b9-bf7c-635c3b92a50f
98 lines
3.7 KiB
C
98 lines
3.7 KiB
C
/*
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* Copyright (c) 2015, EURECOM (www.eurecom.fr)
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* The views and conclusions contained in the software and documentation are those
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* of the authors and should not be interpreted as representing official policies,
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* either expressed or implied, of the FreeBSD Project.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include "TLVEncoder.h"
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#include "TLVDecoder.h"
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#include "DrxParameter.h"
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int decode_drx_parameter(DrxParameter *drxparameter, uint8_t iei, uint8_t *buffer, uint32_t len)
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{
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int decoded = 0;
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if (iei > 0) {
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CHECK_IEI_DECODER(iei, *buffer);
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decoded++;
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}
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drxparameter->splitpgcyclecode = *(buffer + decoded);
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decoded++;
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drxparameter->cnspecificdrxcyclelengthcoefficientanddrxvaluefors1mode = (*(buffer + decoded) >> 4) & 0xf;
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drxparameter->splitonccch = (*(buffer + decoded) >> 3) & 0x1;
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drxparameter->nondrxtimer = *(buffer + decoded) & 0x7;
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decoded++;
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#if defined (NAS_DEBUG)
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dump_drx_parameter_xml(drxparameter, iei);
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#endif
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return decoded;
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}
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int encode_drx_parameter(DrxParameter *drxparameter, uint8_t iei, uint8_t *buffer, uint32_t len)
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{
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uint32_t encoded = 0;
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/* Checking IEI and pointer */
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CHECK_PDU_POINTER_AND_LENGTH_ENCODER(buffer, DRX_PARAMETER_MINIMUM_LENGTH, len);
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#if defined (NAS_DEBUG)
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dump_drx_parameter_xml(drxparameter, iei);
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#endif
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if (iei > 0) {
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*buffer = iei;
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encoded++;
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}
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*(buffer + encoded) = drxparameter->splitpgcyclecode;
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encoded++;
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*(buffer + encoded) = 0x00 | ((drxparameter->cnspecificdrxcyclelengthcoefficientanddrxvaluefors1mode & 0xf) << 4) |
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((drxparameter->splitonccch & 0x1) << 3) |
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(drxparameter->nondrxtimer & 0x7);
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encoded++;
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return encoded;
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}
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void dump_drx_parameter_xml(DrxParameter *drxparameter, uint8_t iei)
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{
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printf("<Drx Parameter>\n");
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if (iei > 0)
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/* Don't display IEI if = 0 */
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printf(" <IEI>0x%X</IEI>\n", iei);
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printf(" <SPLIT PG CYCLE CODE>%u</SPLIT PG CYCLE CODE>\n", drxparameter->splitpgcyclecode);
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printf(" <CN specific DRX cycle length coefficient and DRX value for S1 mode>%u</CN specific DRX cycle length coefficient and DRX value for S1 mode>\n",
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drxparameter->cnspecificdrxcyclelengthcoefficientanddrxvaluefors1mode);
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printf(" <SPLIT on CCCH>%u</SPLIT on CCCH>\n", drxparameter->splitonccch);
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printf(" <non DRX timer>%u</non DRX timer>\n", drxparameter->nondrxtimer);
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printf("</Drx Parameter>\n");
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}
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