random.cpp
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
26 #include "random.hpp"
27 #include <boost/thread/tss.hpp>
28 
29 namespace nfd {
30 
31 std::mt19937&
32 getGlobalRng()
33 {
34  static boost::thread_specific_ptr<std::mt19937> rng;
35  if (rng.get() == nullptr) {
36  std::random_device rd;
37  rng.reset(new std::mt19937(rd()));
38  }
39  return *rng;
40 }
41 
42 } // namespace nfd
nfd
Copyright (c) 2014-2015, Regents of the University of California, Arizona Board of Regents...
Definition: algorithm.hpp:32
nfd::getGlobalRng
std::mt19937 & getGlobalRng()
Definition: random.cpp:32
random.hpp
Declares the global pseudorandom number generator (PRNG) for NFD.