1 /* -*-  Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */

     2 /*

     3  * Copyright (c) 2011 CTTC

     4  *

     5  * This program is free software; you can redistribute it and/or modify

     6  * it under the terms of the GNU General Public License version 2 as

     7  * published by the Free Software Foundation;

     8  *

     9  * This program is distributed in the hope that it will be useful,

    10  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    12  * GNU General Public License for more details.

    13  *

    14  * You should have received a copy of the GNU General Public License

    15  * along with this program; if not, write to the Free Software

    16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

    17  *

    18  * Author: Jaume Nin <jaume.nin@cttc.es>

    19  *         Nicola Baldo <nbaldo@cttc.es>

    20  */

    21 

    22 #include "lte-pdcp-tag.h"

    23 #include "ns3/tag.h"

    24 #include "ns3/uinteger.h"

    25 

    26 namespace ns3 {

    27 

    28 NS_OBJECT_ENSURE_REGISTERED (PdcpTag);

    29 

    30 PdcpTag::PdcpTag ()

    31   : m_senderTimestamp (Seconds (0))

    32 {

    33   // Nothing to do here

    34 }

    35 

    36 

    37 PdcpTag::PdcpTag (Time senderTimestamp)

    38   : m_senderTimestamp (senderTimestamp)

    39 

    40 {

    41   // Nothing to do here

    42 }

    43 

    44 TypeId

    45 PdcpTag::GetTypeId (void)

    46 {

    47   static TypeId tid = TypeId ("ns3::PdcpTag")

    48     .SetParent<Tag> ()

    49     .AddConstructor<PdcpTag> ();

    50   return tid;

    51 }

    52 

    53 TypeId

    54 PdcpTag::GetInstanceTypeId (void) const

    55 {

    56   return GetTypeId ();

    57 }

    58 

    59 uint32_t

    60 PdcpTag::GetSerializedSize (void) const

    61 {

    62   return sizeof(Time);

    63 }

    64 

    65 void

    66 PdcpTag::Serialize (TagBuffer i) const

    67 {

    68   int64_t senderTimestamp = m_senderTimestamp.GetNanoSeconds ();

    69   i.Write ((const uint8_t *)&senderTimestamp, sizeof(int64_t));

    70 }

    71 

    72 void

    73 PdcpTag::Deserialize (TagBuffer i)

    74 {

    75   int64_t senderTimestamp;

    76   i.Read ((uint8_t *)&senderTimestamp, 8);

    77   m_senderTimestamp   = NanoSeconds (senderTimestamp);

    78 

    79 }

    80 

    81 void

    82 PdcpTag::Print (std::ostream &os) const

    83 {

    84   os << m_senderTimestamp;

    85 }

    86 

    87 } // namespace ns3

    88