Hash.hpp

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// ======================================================================
// \title  Hash.hpp
// \author dinkel
// \brief  hpp file for Hash class
//
// \copyright
// Copyright 2009-2015, by the California Institute of Technology.
// ALL RIGHTS RESERVED.  United States Government Sponsorship
// acknowledged.
//
// ======================================================================
 
#ifndef UTILS_HASH_HPP
#define UTILS_HASH_HPP
 
#include "Fw/Types/EightyCharString.hpp"
#include <Utils/Hash/HashBuffer.hpp>
 
namespace Utils {
 
  class Hash {
 
    public:
 
      // ----------------------------------------------------------------------
      // Construction and destruction
      // ----------------------------------------------------------------------
 
      Hash();
 
      ~Hash();
 
    public:
 
      // ----------------------------------------------------------------------
      // Public static methods
      // ----------------------------------------------------------------------
 
      static void hash(
          const void *data,
          const NATIVE_INT_TYPE len,
          HashBuffer& buffer
      );
 
    public:
 
      // ----------------------------------------------------------------------
      // Public instance methods
      // ----------------------------------------------------------------------
 
      void init(void);
 
      void setHashValue(
          HashBuffer &value 
      );
 
      void update(
          const void *const data,
          const NATIVE_INT_TYPE len
      );
 
      void final(
          HashBuffer& buffer 
      );
 
      void final(U32 &hashvalue);
 
      static const char* getFileExtensionString(void);
 
      static void addFileExtension(
          const Fw::EightyCharString& baseName, 
          Fw::EightyCharString& extendedName 
      );
 
      static NATIVE_UINT_TYPE getFileExtensionLength(void);
 
    private:
 
      // ----------------------------------------------------------------------
      // Private member variables
      // ----------------------------------------------------------------------
 
      HASH_HANDLE_TYPE hash_handle;
 
  };
 
}
 
#endif