libcutils

libcutils/include/cutils/byte_array.h
byte_array.h
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1#ifndef BYTE_ARRAY_H
2#define BYTE_ARRAY_H
3#include <stdlib.h>
4#include <string.h>
5#include <errno.h>
6
7#define BYTEARRAY_DEFAULT_SIZE 4
8
9#define BT_FIXED 1
10#define BT_FREE_EL 2
11#define BT_FREE_ARRAY 4
12#define BT_FREE_STRUCT 8
13
14typedef enum {b_false, b_true} bool_t;
15
16typedef struct Bytearray
17{
18 char* items;
19 size_t capacity;
20 size_t length;
21 size_t element_size;
22 short flags;
23} Bytearray;
24
25#define new_bytearray(element_size) bytearray_with_capacity(BYTEARRAY_DEFAULT_SIZE, element_size)
26#define bytearray_with_capacity(capacity, element_size) new_bytearray_ext(capacity, element_size, NULL, NULL, BT_FREE_ARRAY | BT_FREE_STRUCT)
27Bytearray* new_bytearray_ext(size_t capacity, size_t element_size, char* array_storage, Bytearray* struct_storage, short flags);
28void delete_bytearray(Bytearray* bytearray);
29void delete_bytearray_ext(Bytearray* bytearray, void(*rmv_el) (void*), void(*rmv_items) (void*), void(*rmv_struct) (void*));
30
31void* bytearray_at(const Bytearray* bytearray, size_t index);
32#define bytearray_pop(bytearray) bytearray_pop_at(bytearray, bytearray->length-1)
33void* bytearray_pop_at(Bytearray* bytearray, size_t index);
34
35#define bytearray_push(bytearray, item) bytearray_insert(bytearray, bytearray->length, item)
36bool_t bytearray_insert(Bytearray* bytearray, size_t index, const void* item);
37
38void bytearray_remove(Bytearray* bytearray, size_t index, void (*rmv)(void*));
39
40bool_t bytearray_adjust_size(Bytearray* bytearray, size_t size);
41bool_t bytearray_shrink(Bytearray* bytearray);
42size_t* bytearray_find(const Bytearray* haystack, const void* needle, int (*cmp)(const void*, const void*));
43
44
45#endif /* BYTE_ARRAY_H */
46
47