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

     2 /*

     3  * Copyright (c) 2013

     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: Ghada Badawy <gbadawy@gmail.com>

    19  */

    20 #include "ampdu-subframe-header.h"

    21 #include "ns3/address-utils.h"

    22 

    23 namespace ns3 {

    24 

    25 NS_OBJECT_ENSURE_REGISTERED (AmpduSubframeHeader);

    26 

    27 TypeId

    28 AmpduSubframeHeader::GetTypeId ()

    29 {

    30   static TypeId tid = TypeId ("ns3::AmpduSubframeHeader")

    31     .SetParent<Header> ()

    32     .AddConstructor<AmpduSubframeHeader> ()

    33   ;

    34   return tid;

    35 }

    36 

    37 TypeId

    38 AmpduSubframeHeader::GetInstanceTypeId (void) const

    39 {

    40   return GetTypeId ();

    41 }

    42 

    43 AmpduSubframeHeader::AmpduSubframeHeader ()

    44   : m_length (0)

    45 {

    46 }

    47 

    48 AmpduSubframeHeader::~AmpduSubframeHeader ()

    49 {

    50 }

    51 

    52 uint32_t

    53 AmpduSubframeHeader::GetSerializedSize () const

    54 {

    55   return (2 + 1 + 1);

    56 }

    57 

    58 void

    59 AmpduSubframeHeader::Serialize (Buffer::Iterator i) const

    60 {

    61   i.WriteHtolsbU16 (m_length);

    62   i.WriteU8 (m_crc);

    63   i.WriteU8 (m_sig);

    64 }

    65 

    66 uint32_t

    67 AmpduSubframeHeader::Deserialize (Buffer::Iterator start)

    68 {

    69   Buffer::Iterator i = start;

    70   m_length = i.ReadLsbtohU16 ();

    71   m_crc = i.ReadU8 ();

    72   m_sig = i.ReadU8 ();

    73   return i.GetDistanceFrom (start);

    74 }

    75 

    76 void

    77 AmpduSubframeHeader::Print (std::ostream &os) const

    78 {

    79   os << "length = " << m_length << ", CRC = " << m_crc << ", Signature = " << m_sig;

    80 }

    81 

    82 void

    83 AmpduSubframeHeader::SetCrc (uint8_t crc)

    84 {

    85   m_crc = crc;

    86 }

    87 

    88 void

    89 AmpduSubframeHeader::SetSig ()

    90 {

    91   m_sig = 0x4E;

    92 }

    93 

    94 void

    95 AmpduSubframeHeader::SetLength (uint16_t length)

    96 {

    97   m_length = length;

    98 }

    99 

   100 uint8_t

   101 AmpduSubframeHeader::GetCrc (void) const

   102 {

   103   return m_crc;

   104 }

   105 

   106 uint8_t

   107 AmpduSubframeHeader::GetSig (void) const

   108 {

   109   return m_sig;

   110 }

   111 

   112 uint16_t

   113 AmpduSubframeHeader::GetLength (void) const

   114 {

   115   return m_length;

   116 }

   117 

   118 } // namespace ns3