NS-3 based Named Data Networking (NDN) simulator
ndnSIM 2.5: NDN, CCN, CCNx, content centric networks
API Documentation
random.hpp
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2013-2019 Regents of the University of California.
4  *
5  * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
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7  * ndn-cxx library is free software: you can redistribute it and/or modify it under the
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21 
22 #ifndef NDN_UTIL_RANDOM_HPP
23 #define NDN_UTIL_RANDOM_HPP
24 
26 
27 #include <random>
28 
29 namespace ndn {
30 namespace random {
31 
37 uint32_t
39 
45 uint64_t
47 
53 void
54 generateSecureBytes(uint8_t* bytes, size_t size);
55 
56 using RandomNumberEngine = std::mt19937;
57 
66 
74 uint32_t
76 
84 uint64_t
86 
87 } // namespace random
88 } // namespace ndn
89 
90 #endif // NDN_UTIL_RANDOM_HPP
Copyright (c) 2011-2015 Regents of the University of California.
uint64_t generateSecureWord64()
Generate a cryptographically secure random integer from the range [0, 2^64)
Definition: random.cpp:37
std::mt19937 RandomNumberEngine
Definition: random.hpp:56
uint32_t generateWord32()
Generate a non-cryptographically-secure random integer in the range [0, 2^32)
Definition: random.cpp:66
import common constructs for ndn-cxx library internal use
uint32_t generateSecureWord32()
Generate a cryptographically secure random integer from the range [0, 2^32)
Definition: random.cpp:29
RandomNumberEngine & getRandomNumberEngine()
Returns a reference to a thread-local instance of a properly seeded PRNG.
Definition: random.cpp:54
uint64_t generateWord64()
Generate a non-cryptographically-secure random integer in the range [0, 2^64)
Definition: random.cpp:73
void generateSecureBytes(uint8_t *bytes, size_t size)
Fill bytes of size with cryptographically secure random bytes.
Definition: random.cpp:45