codac_Hashcode.h

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#ifndef __CODAC_HASHCODE_H__
#define __CODAC_HASHCODE_H__

#include <cstdint>
#include <cstdlib>
#include <functional>

namespace codac
{
  class Domain;
  class Contractor;
  
  class ContractorHashcode
  {
    public:

      ContractorHashcode(const Contractor& ctc);
      bool operator<(const ContractorHashcode& a) const;

    protected:

      size_t m_n;
      std::uintptr_t *m_ptr;
  };

  class DomainHashcode
  {
    public:

      DomainHashcode(const Domain& dom);
      bool operator<(const DomainHashcode& a) const;

      static std::uintptr_t uintptr(const Domain& dom);

    protected:

      std::uintptr_t m_ptr;
  };
}

namespace std
{
  template <>
  struct hash<codac::Domain>
  {
    std::uintptr_t operator()(const codac::Domain& dom) const
    {
      return codac::DomainHashcode::uintptr(dom);
    }
  };
}


#endif