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135 lines
3.4 KiB
C
135 lines
3.4 KiB
C
/*
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* This file is part of the OpenMV project.
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*
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* Copyright (c) 2013-2021 Ibrahim Abdelkader <iabdalkader@openmv.io>
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* Copyright (c) 2013-2021 Kwabena W. Agyeman <kwagyeman@openmv.io>
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*
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* This work is licensed under the MIT license, see the file LICENSE for details.
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*
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* Common data structures.
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*/
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#ifndef __COLLECTIONS_H__
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#define __COLLECTIONS_H__
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#include <stdbool.h>
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#include <stddef.h>
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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////////////
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// bitmap //
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////////////
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typedef struct bitmap
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{
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size_t size;
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char *data;
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}
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bitmap_t;
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void bitmap_alloc(bitmap_t *ptr, size_t size);
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void bitmap_free(bitmap_t *ptr);
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void bitmap_clear(bitmap_t *ptr);
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void bitmap_bit_set(bitmap_t *ptr, size_t index);
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bool bitmap_bit_get(bitmap_t *ptr, size_t index);
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#define BITMAP_COMPUTE_ROW_INDEX(image, y) (((image)->w)*(y))
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#define BITMAP_COMPUTE_INDEX(row_index, x) ((row_index)+(x))
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//////////
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// lifo //
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//////////
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typedef struct lifo
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{
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size_t len, size, data_len;
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char *data;
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}
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lifo_t;
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void lifo_alloc(lifo_t *ptr, size_t size, size_t data_len);
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void lifo_alloc_all(lifo_t *ptr, size_t *size, size_t data_len);
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void lifo_free(lifo_t *ptr);
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void lifo_clear(lifo_t *ptr);
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size_t lifo_size(lifo_t *ptr);
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bool lifo_is_not_empty(lifo_t *ptr);
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bool lifo_is_not_full(lifo_t *ptr);
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void lifo_enqueue(lifo_t *ptr, void *data);
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void lifo_dequeue(lifo_t *ptr, void *data);
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void lifo_poke(lifo_t *ptr, void *data);
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void lifo_peek(lifo_t *ptr, void *data);
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//////////
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// fifo //
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//////////
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typedef struct fifo
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{
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size_t head_ptr, tail_ptr, len, size, data_len;
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char *data;
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}
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fifo_t;
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void fifo_alloc(fifo_t *ptr, size_t size, size_t data_len);
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void fifo_alloc_all(fifo_t *ptr, size_t *size, size_t data_len);
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void fifo_free(fifo_t *ptr);
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void fifo_clear(fifo_t *ptr);
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size_t fifo_size(fifo_t *ptr);
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bool fifo_is_not_empty(fifo_t *ptr);
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bool fifo_is_not_full(fifo_t *ptr);
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void fifo_enqueue(fifo_t *ptr, void *data);
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void fifo_dequeue(fifo_t *ptr, void *data);
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void fifo_poke(fifo_t *ptr, void *data);
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void fifo_peek(fifo_t *ptr, void *data);
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//////////
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// list //
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//////////
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typedef struct list_lnk
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{
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struct list_lnk *next_ptr, *prev_ptr;
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char data[];
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}
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list_lnk_t;
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typedef struct list
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{
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list_lnk_t *head_ptr, *tail_ptr;
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size_t size, data_len;
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}
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list_t;
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void imlib_list_init(list_t *ptr, size_t data_len);
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void list_init(list_t *ptr, size_t data_len);
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void list_copy(list_t *dst, list_t *src);
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void list_free(list_t *ptr);
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void list_clear(list_t *ptr);
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size_t list_size(list_t *ptr);
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void list_push_front(list_t *ptr, void *data);
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void list_push_back(list_t *ptr, void *data);
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void list_pop_front(list_t *ptr, void *data);
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void list_pop_back(list_t *ptr, void *data);
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void list_get_front(list_t *ptr, void *data);
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void list_get_back(list_t *ptr, void *data);
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void list_set_front(list_t *ptr, void *data);
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void list_set_back(list_t *ptr, void *data);
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void list_insert(list_t *ptr, void *data, size_t index);
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void list_remove(list_t *ptr, void *data, size_t index);
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void list_get(list_t *ptr, void *data, size_t index);
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void list_set(list_t *ptr, void *data, size_t index);
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//////////////
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// iterator //
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//////////////
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list_lnk_t *iterator_start_from_head(list_t *ptr);
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list_lnk_t *iterator_start_from_tail(list_t *ptr);
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list_lnk_t *iterator_next(list_lnk_t *lnk);
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list_lnk_t *iterator_prev(list_lnk_t *lnk);
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void iterator_get(list_t *ptr, list_lnk_t *lnk, void *data);
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void iterator_set(list_t *ptr, list_lnk_t *lnk, void *data);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __COLLECTIONS_H__ */
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