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/home/mrm/Simex/src/se_message.h

Go to the documentation of this file.

#ifndef Se_Message_Included
#define Se_Message_Included

#include "se_ipc.h"
#include "se_data_vector.h"
#include "se_data.h"
#include "se_sim_data_vector.h"
#include "se_sim_data.h"

namespace Se{

/*declarations*/

class Message{

 public:

  /*****************
   *Enumerations
   *****************/

  enum Task{READ=1,
            WRITE=2};
  
  enum Type{UNDEFINED=3,
            SIMULATION_INFO=4,
            START=5,
            STEP=6,
            STEPN=7,
            STOP=8,
            RESET=9,
            SHOW=10,
            HIDE=11,
            EXEC=12,
            SIMULATION_DATA=13,
            CHANGE_DOUBLE_DATA=14};

 protected:
  
  /**************
   *Members
   **************/

  struct Ipc::msg_buf *msgb;
  int position;           //position = size in write mode
  int size;
  Type type;
  Task task;
  static const int Max_Size=Ipc::Max_Msg_Size;
  static const int Size_Incr=1000;

  /************************
   *Set and get variables
   ************************/
  /*TODO: Those functions should be used only by the pop and push functions*/
  /*TODO: Should use memcpy*/
  void set_variable(void *var, int size);
  void get_variable(void *var,int the_size);

  /**************************
   *Pop and push functions
   **************************/
  /*TODO: those functions should use set_variable and get_variable*/
  int pop_int();
  double pop_double();
  char *pop_string(int length);
  void pop_doubles(double *table,int table_size);

  void push_int(int i);
  void push_double(double d);
  void push_string(const char *the_string,int the_size);
  void push_string(String name);
  void push_doubles(double *table,int table_size);
  void push_data(Data *data);
  void push_data_vector(Data_Vector *data_vector);
  void push_data_descr(Data *data);
  void push_data_vector_descr(Data_Vector *data_vector);

 public:
 
  /*********************
   *Constructors
   *********************/
  Message(Task the_task);

  /******************************
   *Send and receive
   ******************************/

 protected:
  void send(int msq_id);

 public:
  void receive(int id);

 public:
  
  /*Composition of messages: write and read*/
  /*TODO: Those functions should be deleted*/
  /*
  void write(Type type);
  void write_simulation_info(int sim_id,int key);
  void write_data_vector_descr(Data_Vector *my_variables);
  void write_data_descr(Data *my_variable);
  void write_simulation_data(int sim_id);
  void write_data_vector(Data_Vector *my_data);
  void write_data(Data *my_data);
  void read_simulation_id(int *id);
  void read_simulation_data_vector(Data_Vector *the_data);
  Data *read_data(Data_Vector *the_data_vector);
  */
  /*till here*/

  /***************************************
   *Compose, send and read orders
   ***************************************/
  /*TODO: Those functions should not use get_variable and set_variable*/
  /*TODO: those functions should exusively use send and the pop and push
   *functions*/
  void send_order_step_n(int msq_id,int n);
  void send_order_simulation_info(int msq_id,int sim_id,int slave_msq_key,
                                  Data_Vector *my_variables);
  void send_order_simulation_data(int msq_id,int sim_id,
                                  Data_Vector *my_variables);
  void send_order_simple(int msq_id,
                         Message::Type type);
  void send_order_change_double_data(int msq_id,
                                     String name,
                                     double value);

  /************************/

  void read_order_step_n(int *n);
  /*read_order_simulation_info is in se_gtk_message.h*/
  /*read_order_simulation_data is in se_gtk_message.h*/
  /*TODO: todel*/
  void read_order_change_double_data(String *name,
                                     double *value);
  /*till here*/
  void read_order_change_double_data(Sim_Data_Vector *data_vector);

  /*********************
   *Get
   *********************/
 protected:
  int get_size();
 public:
  Type get_type();

  /********************
   *Print
   ********************/
  void print();
};

}
#endif

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