A Discrete-Event Network Simulator
API
wifi-phy-state.h
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2005,2006 INRIA
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  * Authors: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
19  * Sébastien Deronne <sebastien.deronne@gmail.com>
20  */
21 
22 #ifndef WIFI_PHY_STATE_H
23 #define WIFI_PHY_STATE_H
24 
25 #include "ns3/fatal-error.h"
26 
30 enum WifiPhyState
32 {
44  TX,
48  RX,
61 };
62 
70 inline std::ostream& operator<< (std::ostream& os, WifiPhyState state)
71 {
72  switch (state)
73  {
74  case IDLE:
75  return (os << "IDLE");
76  case CCA_BUSY:
77  return (os << "CCA_BUSY");
78  case TX:
79  return (os << "TX");
80  case RX:
81  return (os << "RX");
82  case SWITCHING:
83  return (os << "SWITCHING");
84  case SLEEP:
85  return (os << "SLEEP");
86  case OFF:
87  return (os << "OFF");
88  default:
89  NS_FATAL_ERROR ("Invalid state");
90  return (os << "INVALID");
91  }
92 }
93 
94 #endif /* WIFI_PHY_STATE_H */
The PHY layer is sleeping.
#define NS_FATAL_ERROR(msg)
Report a fatal error with a message and terminate.
Definition: fatal-error.h:165
std::ostream & operator<<(std::ostream &stream, const Length &l)
Write a length value to an output stream.
Definition: length.cc:675
The PHY layer has sense the medium busy through the CCA mechanism.
The PHY layer is IDLE.
WifiPhyState
The state of the PHY layer.
The PHY layer is sending a packet.
The PHY layer is receiving a packet.
The PHY layer is switched off.
The PHY layer is switching to other channel.