52 lines
1.5 KiB
C
52 lines
1.5 KiB
C
/* ----------------------------------------------------------------------------
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* linked list : exports
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* ----------------------------------------------------------------------------
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* Copyright (c) 2012 Ben Blazak <benblazak.dev@gmail.com>
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* Released under The MIT License (MIT) (see "license.md")
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* Project located at <https://github.com/benblazak/ergodox-firmware>
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* ------------------------------------------------------------------------- */
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#ifndef DATA_TYPES_LINKED_LIST_h
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#define DATA_TYPES_LINKED_LIST_h
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#include "lib/data-types/common.h"
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// default data type for the list
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#ifndef LINKED_LIST_DATA_TYPE
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#define LINKED_LIST_DATA_TYPE uint8_t
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#endif
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// structs
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struct linked_list_node {
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LINKED_LIST_DATA_TYPE data;
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struct linked_list_node * next;
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};
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struct linked_list {
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uint8_t length; // 'uint8_t' to save ram
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struct linked_list_node * head;
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struct linked_list_node * tail;
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};
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// typedefs
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typedef struct linked_list linked_list_t;
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typedef struct linked_list_node linked_list_node_t;
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// functions
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#define _list_t linked_list_t
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#define _data_t LINKED_LIST_DATA_TYPE
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_list_t * linked_list_new (void);
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_list_t * linked_list_insert (_list_t * list, int index, _data_t data);
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_data_t linked_list_peek (_list_t * list, int index);
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_data_t linked_list_pop (_list_t * list, int index);
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_list_t * linked_list_copy (_list_t * list);
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void linked_list_free (_list_t * list);
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#undef _list_t
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#undef _data_t
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#endif
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