stream_gen.cc

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#include "stream_gen.hh"
 
#include "base/random.hh"
 
StreamGen*
StreamGen::create(const BaseTrafficGenParams *p)
{
    switch (p->stream_gen) {
      case StreamGenType::fixed:
        return new FixedStreamGen(p);
      case StreamGenType::random:
        return new RandomStreamGen(p);
      case StreamGenType::none:
      default:
        return nullptr;
    }
}
 
uint32_t
RandomStreamGen::randomPick(const std::vector<uint32_t> &svec)
{
    // Pick a random entry in the vector of IDs
    return svec[random_mt.random<size_t>(0, svec.size()-1)];
}