// -*- mode: c++; c-basic-offset: 2; -*-

#ifndef PROTOCOL_HH
#define PROTOCOL_HH

#include <stddef.h>
#include <ostream>

class AttributedText;

class Protocol {
public:
  class Match {
  public:
    virtual ~Match() {}

    virtual std::string const& name() const = 0;
    virtual void full(void const* data, size_t size, AttributedText* text) = 0;
    virtual void append(void const* data, size_t /* offset */, size_t size,
                        AttributedText* text) {
      full(data, size, text);
    }
    virtual bool content(void const* /* data */, size_t /* size */,
                         std::ostream* /* out */) {
      return false;
    }

  protected:
    Match() {}
    Match(Match const&) = delete;
    Match& operator=(Match const&) = delete;
  };

  virtual ~Protocol() {}

  virtual Match* match(void const* data, size_t size) const = 0;

protected:
  Protocol() {}
  Protocol(Protocol const&) = delete;
  Protocol& operator=(Protocol const&) = delete;
};

#endif  // PROTOCOL_HH