real_list.h

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#ifndef real_LIST_H_
#define real_LIST_H_
 
#include <stdbool.h>
 
/*****************************************************************************
 *                                                                            *
 *  Define a structure for linked list elements.                              *
 *                                                                            *
 *****************************************************************************/
 
typedef struct real_list_elmt_t {
  double data; 
  struct real_list_elmt_t* next; 
} real_list_elmt_t;
 
/*****************************************************************************
 *                                                                            *
 *  Define a structure for linked lists.                                      *
 *                                                                            *
 *****************************************************************************/
 
typedef struct real_list_t {
  int size; 
  real_list_elmt_t* head; 
  real_list_elmt_t* tail; 
} real_list_t;
 
/*****************************************************************************
 *                                                                            *
 *  --------------------------- Public Interface ---------------------------  *
 *                                                                            *
 *****************************************************************************/
 
void real_list_init(real_list_t* list);
 
void real_list_destroy(real_list_t* list);
 
int real_list_ins_next(real_list_t* list, real_list_elmt_t* element,
    double data);
 
int real_list_rem_next(real_list_t* list, real_list_elmt_t* element,
    double* data);
 
int real_list_size (real_list_t* list);
 
real_list_elmt_t* real_list_head(real_list_t* list);
 
real_list_elmt_t* real_list_tail(real_list_t* list);
 
bool real_list_is_head(real_list_t* list, real_list_elmt_t* element);
 
bool real_list_is_tail(real_list_elmt_t* element);
 
double real_list_data(real_list_elmt_t* element);
 
real_list_elmt_t* real_list_next(real_list_elmt_t* element);
 
#endif