/*
   Copyright (c) 2003, 2018, Oracle and/or its affiliates. All rights reserved.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
*/

#ifndef CPCD_API_HPP
#define CPCD_API_HPP

#include <InputStream.hpp>
#include <Parser.hpp>
#include <SocketServer.hpp>

class CPCD;

class CPCDAPISession : public SocketServer::Session {
  typedef Parser<CPCDAPISession> Parser_t;

  class CPCD &m_cpcd;
  InputStream *m_input;
  OutputStream *m_output;
  Parser_t *m_parser;
  Uint32 m_protocol_version;

  Vector<int> m_temporaryProcesses;

  void printProperty(Properties *prop, const char *key);
  void printLongString(const char *key, const char *value);

 public:
  CPCDAPISession(NDB_SOCKET_TYPE, class CPCD &);
  CPCDAPISession(FILE *f, CPCD &cpcd);
  ~CPCDAPISession();

  virtual void runSession();
  virtual void stopSession();
  void loadFile();

  void defineProcess(Parser_t::Context &ctx, const class Properties &args);
  void undefineProcess(Parser_t::Context &ctx, const class Properties &args);
  void startProcess(Parser_t::Context &ctx, const class Properties &args);
  void stopProcess(Parser_t::Context &ctx, const class Properties &args);
  void showProcess(Parser_t::Context &ctx, const class Properties &args);
  void listProcesses(Parser_t::Context &ctx, const class Properties &args);
  void showVersion(Parser_t::Context &ctx, const class Properties &args);
  void selectProtocol(Parser_t::Context &ctx, const class Properties &args);

  bool may_print_process_cpuset() const { return m_protocol_version >= 2; }
};

class CPCDAPIService : public SocketServer::Service {
  class CPCD &m_cpcd;

 public:
  CPCDAPIService(class CPCD &cpcd) : m_cpcd(cpcd) {}

  CPCDAPISession *newSession(NDB_SOCKET_TYPE theSock) {
    return new CPCDAPISession(theSock, m_cpcd);
  }
};

#endif
