/* -*- C++ -*- */

//=============================================================================
/**
 *  @file    Options.h
 *
 *  @author Douglas C. Schmidt
 */
//=============================================================================


#ifndef _OPTIONS_H
#define _OPTIONS_H

#include "global.h"

/**
 * @class Options
 *
 * @brief This file is used to provide a consolidated Options handling facility.
 */
class Options
{
public:
  enum Option_Types
  {
    REMOTE_USAGE = 01,
    PRINT_LOGIN_NAME = 02,
    DEBUGGING = 04,
    STAND_ALONE_SERVER = 010,
    SORT_BY_LOGIN_NAME = 020,
    SORT_BY_REAL_NAME = 040,
    USE_VERBOSE_FORMAT = 0100,
    BE_A_DAEMON = 0200
  };

  // Different types of messages.
  enum Protocol_Types
  {
    PROTO_USR     = 1, // Only return info on one user.
    PROTO_ALL     = 2, // Return info on all users logged in around the system.
    PROTO_FLO     = 3, // Return info on friends logged in.
    PROTO_RUSER   = 4, // Return info in ruser format!
    PROTO_RWHO    = 5, // Return info in rwho format.
    PROTO_WHO     = 6, // Return info in who format.
    PROTO_RUPTIME = 7  // Return info in ruptime format.
  };

  static void set_options (int argc, char *argv[]);
  static void set_opt (Option_Types opt);
  static int get_opt (Option_Types opt);

  static short port_number;
  static Protocol_Types protocol_type;
  static int max_server_timeout;
  static char *program_name;
  static const char *friend_file;
  static char *user_name;

  static void print_usage_and_die (int long_msg);
  static unsigned int option_word;
};

#endif /* _OPTIONS_H */
