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subframe.cc
Package: WiMAX_Protocol_Code.rar [view]
Upload User: hzie11
Upload Date: 2013-10-07
Package Size: 1487k
Code Size: 4k
Category:
Linux Network
Development Platform:
C/C++
- /* This software was developed at the National Institute of Standards and
- * Technology by employees of the Federal Government in the course of
- * their official duties. Pursuant to title 17 Section 105 of the United
- * States Code this software is not subject to copyright protection and
- * is in the public domain.
- * NIST assumes no responsibility whatsoever for its use by other parties,
- * and makes no guarantees, expressed or implied, about its quality,
- * reliability, or any other characteristic.
- * <BR>
- * We would appreciate acknowledgement if the software is used.
- * <BR>
- * NIST ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" CONDITION AND
- * DISCLAIM ANY LIABILITY OF ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING
- * FROM THE USE OF THIS SOFTWARE.
- * </PRE></P>
- * @author rouil
- */
- #include "subframe.h"
- /*** Functions of super class ***/
- /**
- * Constructor
- * @param map The frame
- */
- SubFrame::SubFrame (FrameMap *map)
- {
- assert (map);
- map_ = map;
- ccc_ = 0;
- nbProfile_ = 0;
- LIST_INIT (&profile_list_);
- }
- /**
- * Destructor
- */
- SubFrame::~SubFrame ()
- {
- removeProfiles();
- }
- /**
- * Add a profile
- * @param f The frequency of the profile
- * @param enc The encoding used in the profile
- * @return a new profile with the given caracteristics
- */
- Profile * SubFrame::addProfile (int f, Ofdm_mod_rate enc)
- {
- Profile *p = new Profile (this, f, enc);
- p->insert_entry (&profile_list_);
- nbProfile_++;
- incrCCC();
- return p;
- }
- /**
- * Remove a profile
- * @param p The profile to remove
- * @return a new profile with the given caracteristics
- */
- void SubFrame::removeProfile (Profile *p)
- {
- p->remove_entry ();
- nbProfile_--;
- incrCCC();
- }
- /**
- * Remove all profiles
- */
- void SubFrame::removeProfiles ()
- {
- for (Profile *p = profile_list_.lh_first; p ; p=profile_list_.lh_first) {
- removeProfile (p);
- delete (p);
- }
- }
- /**
- * Return the profile with the given IUC
- * @return the profile with the given IUC
- */
- Profile * SubFrame::getProfile (int iuc)
- {
- Profile *p;
- for (p = profile_list_.lh_first; p ; p=p->next_entry()) {
- if (p->getIUC()==iuc)
- return p;
- }
- return NULL;
- }
- /**
- * Return the number of profiles for this subframe
- */
- int SubFrame::getNbProfile ()
- {
- return nbProfile_;
- }
- /**
- * Return the head of the profile list
- */
- Profile * SubFrame::getFirstProfile ()
- {
- return profile_list_.lh_first;
- }
- /**
- * Return the Configuration Change count
- */
- int SubFrame::getCCC ()
- {
- return ccc_;
- }
- /**
- * Increment the configuration change count
- * The CCC is modulo 256.
- */
- void SubFrame::incrCCC ()
- {
- ccc_ = (ccc_+1)%256;
- }
- /*** end of super class ***/
- /**
- * Constructor
- * @param map The frame
- */
- DlSubFrame::DlSubFrame (FrameMap *map): SubFrame(map), timer_(this)
- {
- phypdu_ = new DlPhyPdu (map , 0); //no preamble by default
- }
- /**
- * Destructor
- */
- DlSubFrame::~DlSubFrame ()
- {
- delete (phypdu_);
- }
- /*** class UlSubFrame ***/
- /**
- * Constructor
- * @param map The frame
- */
- UlSubFrame::UlSubFrame (FrameMap *map): SubFrame(map), bw_req_(map ), ranging_(map ), timer_(this)
- {
- LIST_INIT (&phypdu_list_);
- nbPhyPdu_ =0;
- }
- /**
- * Destructor
- */
- UlSubFrame::~UlSubFrame ()
- {
- for (PhyPdu *p = phypdu_list_.lh_first; p ; p=phypdu_list_.lh_first) {
- removePhyPdu (p);
- delete (p);
- }
- }
- /**
- * Add an uplink phy pdu
- * @param pos The position of the PhyPdu in the subframe
- * @param preamble The size of the preamble in units of XX
- * @return newly created PhyPdu
- */
- PhyPdu * UlSubFrame::addPhyPdu (int pos, int preamble)
- {
- assert (pos >= 0 && pos <= nbPhyPdu_ );
- UlPhyPdu *p = new UlPhyPdu (map_, preamble);
- if (pos==0)
- p->insert_entry_head (&phypdu_list_);
- else {
- PhyPdu *prev = phypdu_list_.lh_first;
- PhyPdu *p2 = prev->next_entry();
- int index = 1;
- while (index < pos) {
- prev=p2;
- p2=p2->next_entry();
- index++;
- }
- p->insert_entry (prev);
- }
- nbPhyPdu_++;
- return p;
- }
- /**
- * Remove a Phy PDU
- * @param pdu The Phy PDU to remove
- */
- void UlSubFrame::removePhyPdu (PhyPdu *p)
- {
- p->remove_entry();
- nbPhyPdu_--;
- }
- /**
- * Return the burst located at the given index
- * @param pos The position of the burst
- */
- PhyPdu* UlSubFrame::getPhyPdu(int pos)
- {
- assert (pos >= 0 && pos < nbPhyPdu_ );
- PhyPdu *p = phypdu_list_.lh_first ;
- for (int i = 0 ; i < pos ; i++) {
- p=p->next_entry();
- }
- return p;
- }