2019-09-19 12:04:12 +02:00
|
|
|
/**************************************
|
|
|
|
|
* iceOS Kernel *
|
|
|
|
|
* Developed by Marco 'icebit' Cetica *
|
|
|
|
|
* (c) 2019 *
|
|
|
|
|
* Released under GPLv3 *
|
|
|
|
|
* https://github.com/ice-bit/iceOS *
|
|
|
|
|
***************************************/
|
2019-09-14 12:33:51 +02:00
|
|
|
#ifndef ORDERED_LIST
|
|
|
|
|
#define ORDERED_LIST
|
|
|
|
|
|
|
|
|
|
#include <stdint.h>
|
|
|
|
|
#include "../libc/string.h"
|
|
|
|
|
|
|
|
|
|
/* Our list is always in a 'sorted state',
|
|
|
|
|
* it can store anything that can be casted
|
|
|
|
|
* to void* */
|
|
|
|
|
typedef void* type_t;
|
|
|
|
|
/* The following predicate should return non-zero
|
|
|
|
|
* if the first argument is less than the second */
|
|
|
|
|
typedef int8_t (*lessthan_predicate_t)(type_t, type_t);
|
|
|
|
|
typedef struct {
|
|
|
|
|
type_t *array;
|
|
|
|
|
uint32_t size;
|
|
|
|
|
uint32_t max_size;
|
|
|
|
|
lessthan_predicate_t less_then;
|
|
|
|
|
} ordered_list_t;
|
|
|
|
|
uint8_t standard_lessthan_predicate(type_t a, type_t b);
|
|
|
|
|
|
|
|
|
|
// Create an ordered list
|
|
|
|
|
ordered_list_t create_ordered_list(uint32_t max_size, lessthan_predicate_t less_than);
|
|
|
|
|
ordered_list_t place_ordered_list(void *addr, uint32_t max_size, lessthan_predicate_t less_than);
|
|
|
|
|
// Destroy an ordered list
|
|
|
|
|
void destroy_ordered_list(ordered_list_t *array);
|
|
|
|
|
// Insert item into the array
|
|
|
|
|
void insert_ordered_list(type_t item, ordered_list_t *array);
|
|
|
|
|
// Find item at given index
|
|
|
|
|
type_t lookup_ordered_list(uint32_t i, ordered_list_t *array);
|
|
|
|
|
// Delete item from the array
|
|
|
|
|
void remove_ordered_list(uint32_t i, ordered_list_t *array);
|
|
|
|
|
|
|
|
|
|
#endif
|
