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wifi-information-element.h
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2010 Dean Armstrong
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: Dean Armstrong <deanarm@gmail.com>
19  */
20 
21 #ifndef WIFI_INFORMATION_ELEMENT_H
22 #define WIFI_INFORMATION_ELEMENT_H
23 
24 #include "ns3/header.h"
25 #include "ns3/simple-ref-count.h"
26 
27 namespace ns3 {
28 
41 typedef uint8_t WifiInformationElementId;
42 
43 
49 #define IE_SSID ((WifiInformationElementId)0)
50 #define IE_SUPPORTED_RATES ((WifiInformationElementId)1)
51 #define IE_FH_PARAMETER_SET ((WifiInformationElementId)2)
52 #define IE_DS_PARAMETER_SET ((WifiInformationElementId)3)
53 #define IE_CF_PARAMETER_SET ((WifiInformationElementId)4)
54 #define IE_TIM ((WifiInformationElementId)5)
55 #define IE_IBSS_PARAMETER_SET ((WifiInformationElementId)6)
56 #define IE_COUNTRY ((WifiInformationElementId)7)
57 #define IE_HOPPING_PATTERN_PARAMETERS ((WifiInformationElementId)8)
58 #define IE_HOPPING_PATTERN_TABLE ((WifiInformationElementId)9)
59 #define IE_REQUEST ((WifiInformationElementId)10)
60 #define IE_BSS_LOAD ((WifiInformationElementId)11)
61 #define IE_EDCA_PARAMETER_SET ((WifiInformationElementId)12)
62 #define IE_TSPEC ((WifiInformationElementId)13)
63 #define IE_TCLAS ((WifiInformationElementId)14)
64 #define IE_SCHEDULE ((WifiInformationElementId)15)
65 #define IE_CHALLENGE_TEXT ((WifiInformationElementId)16)
66 // 17 to 31 are reserved in 802.11-2007
67 #define IE_POWER_CONSTRAINT ((WifiInformationElementId)32)
68 #define IE_POWER_CAPABILITY ((WifiInformationElementId)33)
69 #define IE_TPC_REQUEST ((WifiInformationElementId)34)
70 #define IE_TPC_REPORT ((WifiInformationElementId)35)
71 #define IE_SUPPORTED_CHANNELS ((WifiInformationElementId)36)
72 #define IE_CHANNEL_SWITCH_ANNOUNCEMENT ((WifiInformationElementId)37)
73 #define IE_MEASUREMENT_REQUEST ((WifiInformationElementId)38)
74 #define IE_MEASUREMENT_REPORT ((WifiInformationElementId)39)
75 #define IE_QUIET ((WifiInformationElementId)40)
76 #define IE_IBSS_DFS ((WifiInformationElementId)41)
77 #define IE_ERP_INFORMATION ((WifiInformationElementId)42)
78 #define IE_TS_DELAY ((WifiInformationElementId)43)
79 #define IE_TCLAS_PROCESSING ((WifiInformationElementId)44)
80 // 45 is reserved in 802.11-2007
81 #define IE_QOS_CAPABILITY ((WifiInformationElementId)46)
82 // 47 is reserved in 802.11-2007
83 #define IE_RSN ((WifiInformationElementId)48)
84 // 49 is reserved in 802.11-2007
85 #define IE_EXTENDED_SUPPORTED_RATES ((WifiInformationElementId)50)
86 // 51 to 126 are reserved in 802.11-2007
87 #define IE_EXTENDED_CAPABILITIES ((WifiInformationElementId)127)
88 // 128 to 220 are reserved in 802.11-2007
89 #define IE_VENDOR_SPECIFIC ((WifiInformationElementId)221)
90 // 222 to 255 are reserved in 802.11-2007
91 
92 
130 class WifiInformationElement : public SimpleRefCount<WifiInformationElement>
131 {
132 public:
133  virtual ~WifiInformationElement ();
135  Buffer::Iterator Serialize (Buffer::Iterator i) const;
140  Buffer::Iterator Deserialize (Buffer::Iterator i);
145  Buffer::Iterator DeserializeIfPresent (Buffer::Iterator i);
148  uint16_t GetSerializedSize () const;
149 
151  //\{
153  virtual WifiInformationElementId ElementId () const = 0;
158  virtual uint8_t GetInformationFieldSize () const = 0;
161  virtual void SerializeInformationField (Buffer::Iterator start) const = 0;
164  virtual uint8_t DeserializeInformationField (Buffer::Iterator start,
165  uint8_t length) = 0;
166  //\}
167 
169  //\{
171  virtual void Print (std::ostream &os) const;
173  virtual bool operator< (WifiInformationElement const & a) const;
176  virtual bool operator== (WifiInformationElement const & a) const;
177  //\}
178 };
179 
180 }
181 #endif /* WIFI_INFORMATION_ELEMENT_H */