string_hash.cpp

Go to the documentation of this file.

/*******************************************************************\
 
Module: string hashing
 
Author: Daniel Kroening, kroening@kroening.com
 
\*******************************************************************/

 
#include "string_hash.h"
 
std::size_t hash_string(std::string_view s)
{
  return hash_string(s.data(), s.size());
}
 
std::size_t hash_string(const char *s, std::size_t len)
{
  std::size_t h = 0;
 
  for(; len != 0; --len, ++s)
    h = (h << 5) - h + *s;
 
  return h;
}