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source: source/ariba/utility/transport/tcpip/protlib/connectionmap_uds.h @ 9686

Last change on this file since 9686 was 9686, checked in by mies, 8 years ago

put protlib doc to protlib module

File size: 3.7 KB
Line 
1/// ----------------------------------------*- mode: C++; -*--
2/// @file connectionmap_uds.h
3/// maintains connection mapping of application addresses to
4/// UNIX domain sockets and vice versa
5/// ----------------------------------------------------------
6/// $Id: connectionmap_uds.h 2549 2007-04-02 22:17:37Z bless $
7/// $HeadURL: https://svn.ipv6.tm.uka.de/nsis/protlib/trunk/include/connectionmap_uds.h $
8// ===========================================================
9//                     
10// Copyright (C) 2005-2007, all rights reserved by
11// - Institute of Telematics, Universitaet Karlsruhe (TH)
12//
13// More information and contact:
14// https://projekte.tm.uka.de/trac/NSIS
15//                     
16// This program is free software; you can redistribute it and/or modify
17// it under the terms of the GNU General Public License as published by
18// the Free Software Foundation; version 2 of the License
19//
20// This program is distributed in the hope that it will be useful,
21// but WITHOUT ANY WARRANTY; without even the implied warranty of
22// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
23// GNU General Public License for more details.
24//
25// You should have received a copy of the GNU General Public License along
26// with this program; if not, write to the Free Software Foundation, Inc.,
27// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
28//
29// ===========================================================
30#ifndef CONNECTION_MAP_UDS_H
31#define CONNECTION_MAP_UDS_H
32
33#include "assocdata_uds.h"
34#include <boost/unordered_map.hpp>
35
36namespace protlib {
37
38using boost::unordered_map;
39
40/* @class ConnectionMap
41 * maintains connection mapping of application addresses to sockets and vice versa
42 * @ingroup protlib
43 * @{
44 */
45class ConnectionMapUDS {
46        public:
47                // a constructor may be needed here in this class
48                /// Insert a new AssocDataUDS element into the ConnectionMapUDS
49                bool insert(AssocDataUDS* assoc);
50                /// Search for existing connections to this specific socket
51                AssocDataUDS* lookup(socketfd_t socketfd) const;
52                /// Search for existing connections to this specific assoc id
53                AssocDataUDS* lookup(associd_t associd) const;
54                ///Search for existing connections to this address
55                AssocDataUDS* lookup(const udsaddress& addr) const;
56                /// Erase the AssocDataUDS-element associated with this socket
57                bool erase(socketfd_t socketfd);
58                /// Erase the AssocDataUDS-element associated with this socket
59                bool erase(associd_t associd);
60                /// Erase the AssocDataUDS-element
61                bool erase(AssocDataUDS* assoc);
62                /// clear all
63                void clear();
64                /// get number of records
65                size_t get_size() const;
66        private:
67                // this unordered_map uses the standard hashfunction on the first entry, int
68               
69                // only typedefs
70                typedef unordered_map<socketfd_t ,AssocDataUDS*> ass2data_t;
71                typedef ass2data_t::const_iterator const_ass2data_it_t;
72                typedef unordered_map<udsaddress,AssocDataUDS*> addr2data_t;
73                typedef addr2data_t::const_iterator const_addr2data_it_t;
74
75                // internal hashmaps
76                ass2data_t ass2data; ///< map: socket fd to association data
77                addr2data_t addr2data; ///< map: (application) address to association data
78        public:
79                /// connection map iterator
80                typedef const_ass2data_it_t const_it_t;
81                const_it_t begin() const;
82                const_it_t end() const;
83}; // end class ConnectionMapUDS
84
85inline
86size_t 
87ConnectionMapUDS::get_size() const { return ass2data.size(); }
88
89inline
90ConnectionMapUDS::const_it_t ConnectionMapUDS::begin() const {
91        return ass2data.begin();
92} // end begin
93
94inline
95ConnectionMapUDS::const_it_t ConnectionMapUDS::end() const {
96        return ass2data.end();
97} // end end
98
99inline
100bool 
101ConnectionMapUDS::erase(AssocDataUDS* assoc) {
102  return assoc ? erase(assoc->socketfd) : false;
103} // end erase
104
105//@}
106
107} // end namespace protlib
108#endif
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