2 The software in this package is distributed under the GNU General
3 Public License version 2 (with a special exception described below).
5 A copy of GNU General Public License (GPL) is included in this distribution,
6 in the file COPYING.GPL.
8 As a special exception, if other files instantiate templates or use macros
9 or inline functions from this file, or you compile this file and link it
10 with other works to produce a work based on this file, this file
11 does not by itself cause the resulting work to be covered
12 by the GNU General Public License.
14 However the source code for this file must still be made available
15 in accordance with section (3) of the GNU General Public License.
17 This exception does not invalidate any other reasons why a work based
18 on this file might be covered by the GNU General Public License.
20 Christian Herdtweck, Intra2net AG 2015
21 Based on an example in Boost Documentation (by Christopher M. Kohlhoff)
22 and adaptation by Guilherme M. Ferreira
25 #include "icmp/icmpechodata.h"
27 #include "boost/date_time/posix_time/posix_time_types.hpp"
28 #include "boost/date_time/time_resolution_traits.hpp"
29 #include <logfunc.hpp>
31 using boost::date_time::time_resolution_traits_adapted64_impl;
32 using I2n::Logger::GlobalLogger;
35 IcmpEchoData::IcmpEchoData(const uint16_t identifier,
36 const uint16_t sequence_number,
37 const std::string &optional_data)
38 : IcmpData( 4 + optional_data.length() )
40 IcmpData::raw_data.encode16(0, 1, identifier);
41 IcmpData::raw_data.encode16(2, 3, sequence_number);
42 IcmpData::raw_data.encode_string(4, optional_data);
43 GlobalLogger.debug() << "Done creating echo request" << std::endl;
46 IcmpEchoData::IcmpEchoData(const std::size_t size_arg)
47 : IcmpData( size_arg )
51 bool IcmpEchoData::match_destination_unreachable(
52 const uint16_t identifier,
53 const uint16_t sequence_number,
54 const address &destination_address) const
58 bool IcmpEchoData::match_time_exceeded(
59 const uint16_t identifier,
60 const uint16_t sequence_number,
61 const address &destination_address) const
65 bool IcmpEchoData::match_echo_reply(const uint16_t identifier,
66 const uint16_t sequence_number) const
68 return get_identifier() == identifier
69 && get_sequence_number() == sequence_number;
72 uint16_t IcmpEchoData::get_identifier() const
73 { return IcmpData::raw_data.decode16(0, 1); }
75 uint16_t IcmpEchoData::get_sequence_number() const
76 { return IcmpData::raw_data.decode16(2, 3); }
79 * @brief Prints the ICMP echo reply messages.
83 void IcmpEchoData::print( const size_t &bytes_received,
84 const boost::posix_time::ptime &time_packet_sent,
85 const std::string &remote_address,
86 const uint32_t ttl) const
88 boost::posix_time::ptime now
89 = boost::posix_time::microsec_clock::universal_time();
90 time_resolution_traits_adapted64_impl::int_type elapsed_time =
91 (now - time_packet_sent).total_milliseconds();
93 GlobalLogger.info() << bytes_received << " bytes "
94 << "from " << remote_address
95 << ": icmp_seq=" << get_sequence_number()
97 << " time=" << elapsed_time << " ms" << std::endl;
100 std::string IcmpEchoData::to_string() const
102 std::stringstream buf;
103 buf << "[EchoData ID=" << std::showbase << std::hex << get_identifier()
104 << ",seq.nr=" << std::noshowbase << std::dec<< get_sequence_number()
105 << ",data of size " << IcmpData::size-4;
106 //for (int idx=4; idx < IcmpData::size; ++idx)
107 // buf << IcmpData::raw_data[idx];