libtins 4.5
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pdu_utils.h
1/*
2 * Copyright (c) 2017, Matias Fontanini
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met:
8 *
9 * * Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * * Redistributions in binary form must reproduce the above
12 * copyright notice, this list of conditions and the following disclaimer
13 * in the documentation and/or other materials provided with the
14 * distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 */
29
30#ifndef TINS_PDU_UTILS_H
31#define TINS_PDU_UTILS_H
32
33#include <tins/macros.h>
34#include <tins/pdu.h>
35#include <tins/detail/type_traits.h>
36
37namespace Tins {
38namespace Utils {
39
45TINS_API std::string to_string(PDU::PDUType pduType);
46
47template <typename T>
48struct is_pdu {
49 template <typename U>
50 static char test(typename U::PDUType*);
51
52 template <typename U>
53 static long test(...);
54
55 static const bool value = sizeof(test<T>(0)) == 1;
56};
57
62 return pdu;
63}
64
73template<typename T>
74inline typename Internals::enable_if<!is_pdu<T>::value, PDU&>::type
76 return dereference_until_pdu(*value);
77}
78
79} // Utils
80} // Tins
81
82
83#endif // TINS_PDU_UTILS_H
Base class for protocol data units.
Definition pdu.h:107
PDUType
Enum which identifies each type of PDU.
Definition pdu.h:127
TINS_API std::string to_string(PDU::PDUType pduType)
Converts a PDUType to a string.
Definition pdu_utils.cpp:37
PDU & dereference_until_pdu(PDU &pdu)
Definition pdu_utils.h:61
The Tins namespace.
Definition address_range.h:38
Definition pdu_utils.h:48