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src/devices/wifi/wifi-mac-header.cc
changeset 1974 0d6b3bead74a
parent 1896 9861a16a8a1d
child 1977 4303409f3d8e
equal deleted inserted replaced
1973:96673851351e 1974:0d6b3bead74a 
    16  * along with this program; if not, write to the Free Software
 
    16  * along with this program; if not, write to the Free Software
 
    17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
    17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
    18  *
 
    18  *
 
    19  * Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
 
    19  * Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
 
    20  */
 
    20  */
 
    21 #include <cassert>
 
    21 #include "ns3/assert.h"
 
    22 #include "ns3/address-utils.h"
 
    22 #include "ns3/address-utils.h"
 
    23 #include "wifi-mac-header.h"
 
    23 #include "wifi-mac-header.h"
 
    24 
    24 
    25 #define MAC80211HEADER_DEBUG 1
 
    25 #define MAC80211HEADER_DEBUG 1
 
    26 
    26 
   260   m_duration = duration;
 
   260   m_duration = duration;
 
   261 }
 
   261 }
 
   262 void 
   262 void 
   263 WifiMacHeader::SetDurationUs (uint64_t duration_us)
 
   263 WifiMacHeader::SetDurationUs (uint64_t duration_us)
 
   264 {
 
   264 {
 
   265   assert (duration_us <= (1<<16) - 1);
 
   265   NS_ASSERT (duration_us <= (1<<16) - 1);
 
   266   m_duration = static_cast<uint16_t> (duration_us);
 
   266   m_duration = static_cast<uint16_t> (duration_us);
 
   267 }
 
   267 }
 
   268 
   268 
   269 void WifiMacHeader::SetId (uint16_t id)
 
   269 void WifiMacHeader::SetId (uint16_t id)
 
   270 {
 
   270 {
 
   431 
   431 
   432     }
 
   432     }
 
   433     break;
 
   433     break;
 
   434   }
 
   434   }
 
   435   // NOTREACHED
 
   435   // NOTREACHED
 
   436   assert (false);
 
   436   NS_ASSERT (false);
 
   437   return (enum WifiMacType_e)-1;
 
   437   return (enum WifiMacType_e)-1;
 
   438 }
 
   438 }
 
   439 bool 
   439 bool 
   440 WifiMacHeader::IsFromDs (void) const
 
   440 WifiMacHeader::IsFromDs (void) const
 
   441 {
 
   441 {
 
   590   return (m_ctrlMoreFrag == 1)?true:false;
 
   590   return (m_ctrlMoreFrag == 1)?true:false;
 
   591 }
 
   591 }
 
   592 bool 
   592 bool 
   593 WifiMacHeader::IsQosBlockAck (void) const
 
   593 WifiMacHeader::IsQosBlockAck (void) const
 
   594 {
 
   594 {
 
   595   assert (IsQosData ());
 
   595   NS_ASSERT (IsQosData ());
 
   596   return (m_qosAckPolicy == 3)?true:false;
 
   596   return (m_qosAckPolicy == 3)?true:false;
 
   597 }
 
   597 }
 
   598 bool 
   598 bool 
   599 WifiMacHeader::IsQosNoAck (void) const
 
   599 WifiMacHeader::IsQosNoAck (void) const
 
   600 {
 
   600 {
 
   601   assert (IsQosData ());
 
   601   NS_ASSERT (IsQosData ());
 
   602   return (m_qosAckPolicy == 1)?true:false;
 
   602   return (m_qosAckPolicy == 1)?true:false;
 
   603 }
 
   603 }
 
   604 bool 
   604 bool 
   605 WifiMacHeader::IsQosAck (void) const
 
   605 WifiMacHeader::IsQosAck (void) const
 
   606 {
 
   606 {
 
   607   assert (IsQosData ());
 
   607   NS_ASSERT (IsQosData ());
 
   608   return (m_qosAckPolicy == 0)?true:false;
 
   608   return (m_qosAckPolicy == 0)?true:false;
 
   609 }
 
   609 }
 
   610 uint8_t
 
   610 uint8_t
 
   611 WifiMacHeader::GetQosTid (void) const
 
   611 WifiMacHeader::GetQosTid (void) const
 
   612 {
 
   612 {
 
   613   assert (IsQosData ());
 
   613   NS_ASSERT (IsQosData ());
 
   614   return m_qosTid;
 
   614   return m_qosTid;
 
   615 }
 
   615 }
 
   616 uint8_t 
   616 uint8_t 
   617 WifiMacHeader::GetQosTxopLimit (void) const
 
   617 WifiMacHeader::GetQosTxopLimit (void) const
 
   618 {
 
   618 {
 
   619   assert (IsQosData ());
 
   619   NS_ASSERT (IsQosData ());
 
   620   return m_qosStuff;
 
   620   return m_qosStuff;
 
   621 }
 
   621 }
 
   622 
   622 
   623 uint16_t
 
   623 uint16_t
 
   624 WifiMacHeader::GetFrameControl (void) const
 
   624 WifiMacHeader::GetFrameControl (void) const
 
   702       size = 2+2+6;
 
   702       size = 2+2+6;
 
   703       break;
 
   703       break;
 
   704     case SUBTYPE_CTL_BACKREQ:
 
   704     case SUBTYPE_CTL_BACKREQ:
 
   705     case SUBTYPE_CTL_BACKRESP:
 
   705     case SUBTYPE_CTL_BACKRESP:
 
   706       // NOT IMPLEMENTED
 
   706       // NOT IMPLEMENTED
 
   707       assert (false);
 
   707       NS_ASSERT (false);
 
   708       break;
 
   708       break;
 
   709     }
 
   709     }
 
   710     break;
 
   710     break;
 
   711   case TYPE_DATA:
 
   711   case TYPE_DATA:
 
   712     size = 2+2+6+6+6+2;
 
   712     size = 2+2+6+6+6+2;
 
   895     case SUBTYPE_CTL_ACK:
 
   895     case SUBTYPE_CTL_ACK:
 
   896       break;
 
   896       break;
 
   897     case SUBTYPE_CTL_BACKREQ:
 
   897     case SUBTYPE_CTL_BACKREQ:
 
   898     case SUBTYPE_CTL_BACKRESP:
 
   898     case SUBTYPE_CTL_BACKRESP:
 
   899       // NOT IMPLEMENTED
 
   899       // NOT IMPLEMENTED
 
   900       assert (false);
 
   900       NS_ASSERT (false);
 
   901       break;
 
   901       break;
 
   902     default:
 
   902     default:
 
   903       //NOTREACHED
 
   903       //NOTREACHED
 
   904       assert (false);
 
   904       NS_ASSERT (false);
 
   905       break;
 
   905       break;
 
   906     }
 
   906     }
 
   907     break;
 
   907     break;
 
   908   case TYPE_DATA: {
 
   908   case TYPE_DATA: {
 
   909     WriteTo (i, m_addr2);
 
   909     WriteTo (i, m_addr2);
 
   916       i.WriteHtonU16 (GetQosControl ());
 
   916       i.WriteHtonU16 (GetQosControl ());
 
   917     }
 
   917     }
 
   918     } break;
 
   918     } break;
 
   919   default:
 
   919   default:
 
   920     //NOTREACHED
 
   920     //NOTREACHED
 
   921     assert (false);
 
   921     NS_ASSERT (false);
 
   922     break;
 
   922     break;
 
   923   }
 
   923   }
 
   924 }
 
   924 }
 
   925 uint32_t
 
   925 uint32_t
 
   926 WifiMacHeader::Deserialize (Buffer::Iterator start)
 
   926 WifiMacHeader::Deserialize (Buffer::Iterator start)
 
   945     case SUBTYPE_CTL_ACK:
 
   945     case SUBTYPE_CTL_ACK:
 
   946       break;
 
   946       break;
 
   947     case SUBTYPE_CTL_BACKREQ:
 
   947     case SUBTYPE_CTL_BACKREQ:
 
   948     case SUBTYPE_CTL_BACKRESP:
 
   948     case SUBTYPE_CTL_BACKRESP:
 
   949       // NOT IMPLEMENTED
 
   949       // NOT IMPLEMENTED
 
   950       assert (false);
 
   950       NS_ASSERT (false);
 
   951       break;
 
   951       break;
 
   952     }
 
   952     }
 
   953     break;
 
   953     break;
 
   954   case TYPE_DATA:
 
   954   case TYPE_DATA:
 
   955     ReadFrom (i, m_addr2);
 
   955     ReadFrom (i, m_addr2);
ns-3.24