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pdu_utils.h
1 /*
2  * Copyright (c) 2017, Matias Fontanini
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4  *
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29 
30 #ifndef TINS_PDU_UTILS_H
31 #define TINS_PDU_UTILS_H
32 
33 #include "../macros.h"
34 #include "../pdu.h"
35 #include "../detail/type_traits.h"
36 
37 namespace Tins {
38 namespace Utils {
39 
45 TINS_API std::string to_string(PDU::PDUType pduType);
46 
47 template <typename T>
48 struct 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 
61 inline PDU& dereference_until_pdu(PDU& pdu) {
62  return pdu;
63 }
64 
73 template<typename T>
74 inline 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
PDUType
Enum which identifies each type of PDU.
Definition: pdu.h:127
PDU & dereference_until_pdu(PDU &pdu)
Definition: pdu_utils.h:61
Definition: pdu_utils.h:48
Base class for protocol data units.
Definition: pdu.h:107
TINS_API std::string to_string(PDU::PDUType pduType)
Converts a PDUType to a string.
Definition: pdu_utils.cpp:37