noncehelper.hxx

这是国外的resip协议栈

#if !defined(RESIP_NONCEHELPER_HXX)
#define RESIP_NONCEHELPER_HXX

#include "resip/stack/SipMessage.hxx"
#include "rutil/Data.hxx"

namespace resip
{

class NonceHelper 
{
   public:

      class Nonce 
      {
         private:
            UInt64 creationTime;

         public:
            Nonce(UInt64 creationTime);
            virtual ~Nonce();
            UInt64 getCreationTime() { return creationTime; };
      };

      virtual ~NonceHelper()=0;
      
      // Generate a nonce string
      virtual Data makeNonce(const SipMessage& request, const Data& timestamp) = 0;

      // Read a nonce string into a Nonce instance, so that we can inspect
      // the un-encrypted time stamp
      virtual NonceHelper::Nonce parseNonce(const Data& nonce) = 0;
};

}

#endif


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