signature-lite.hpp
1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
22 #ifndef NDN_SIGNATURE_LITE_HPP
23 #define NDN_SIGNATURE_LITE_HPP
24 
25 #include "key-locator-lite.hpp"
26 #include "../c/data-types.h"
27 
28 namespace ndn {
29 
36 class SignatureLite : private ndn_Signature {
37 public:
47  SignatureLite(ndn_NameComponent* keyNameComponents, size_t maxKeyNameComponents);
48 
52  void
53  clear();
54 
55  ndn_SignatureType
56  getType() const { return type; }
57 
58  const BlobLite&
59  getSignature() const { return BlobLite::upCast(signature); }
60 
61  const KeyLocatorLite&
62  getKeyLocator() const { return KeyLocatorLite::upCast(keyLocator); }
63 
65  getKeyLocator() { return KeyLocatorLite::upCast(keyLocator); }
66 
67  void
68  setType(ndn_SignatureType type) { this->type = type; }
69 
75  void
76  setSignature(const BlobLite& signature)
77  {
78  BlobLite::upCast(this->signature) = signature;
79  }
80 
87  ndn_Error
88  set(const SignatureLite& other);
89 
95  static SignatureLite&
96  upCast(ndn_Signature& signature) { return *(SignatureLite*)&signature; }
97 
98  static const SignatureLite&
99  upCast(const ndn_Signature& signature) { return *(SignatureLite*)&signature; }
100 
101 private:
102  // Declare friends who can downcast to the private base.
103  friend class Tlv0_1_1WireFormatLite;
104 
111  SignatureLite(const SignatureLite& other);
112 
118  SignatureLite& operator=(const SignatureLite& other);
119 };
120 
121 }
122 
123 #endif
Copyright (C) 2013-2016 Regents of the University of California.
Definition: common.hpp:35
static SignatureLite & upCast(ndn_Signature &signature)
Upcast the reference to the ndn_Signature struct to a SignatureLite.
Definition: signature-lite.hpp:96
static KeyLocatorLite & upCast(ndn_KeyLocator &keyLocator)
Upcast the reference to the ndn_KeyLocator struct to a KeyLocatorLite.
Definition: key-locator-lite.hpp:100
A SignatureLite holds a signature type, a KeyLocatorLite, the signature bytes and other fields to rep...
Definition: signature-lite.hpp:36
ndn_Error set(const SignatureLite &other)
Set this signature to have the values from the other signature.
Definition: signature-lite.cpp:37
static BlobLite & upCast(ndn_Blob &blob)
Upcast the reference to the ndn_Blob struct to a BlobLite.
Definition: blob-lite.hpp:69
ndn_SignatureType type
-1 for none
Definition: data-types.h:59
A KeyLocatorLite holds a type and other info to represent the key which signs a Data packet...
Definition: key-locator-lite.hpp:34
Copyright (C) 2015-2016 Regents of the University of California.
Definition: name-types.h:33
A BlobLite holds a pointer to an immutable pre-allocated buffer and its length This is like a JavaScr...
Definition: blob-lite.hpp:37
SignatureLite(ndn_NameComponent *keyNameComponents, size_t maxKeyNameComponents)
Create a SignatureLite with values for none.
Definition: signature-lite.cpp:28
void setSignature(const BlobLite &signature)
Set the signature bytes.
Definition: signature-lite.hpp:76
void clear()
Set the fields the values for none as in the constructor.
Definition: signature-lite.cpp:34
An ndn_Signature struct holds the signature bits and other info representing the signature in a data ...
Definition: data-types.h:58