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/*
* vec.h - Vector List.
*/
#ifndef VEC_H_
#define VEC_H_
#define VEC_DEFAULT_SIZE 8
typedef struct vec_s vec_t;
typedef struct vec_object_s vec_object_t;
typedef void (*vec_destroy_cb)(void *);
#include <stdio.h>
#include <stddef.h>
#include <inttypes.h>
vec_t * vec_new(size_t size);
void vec_destroy(vec_t * vec, vec_destroy_cb cb);
vec_t * vec_copy(vec_t * source);
void vec_compact(vec_t ** vec);
int vec_append_safe(vec_t ** vec, void * data);
/*
* Expects the object to have a object->ref (uint_xxx_t) on top of the
* objects definition.
*/
#define vec_object_incref(object__) __atomic_add_fetch(&((vec_object_t * ) object__)->ref, 1, __ATOMIC_SEQ_CST)
/*
* Expects the object to have a object->ref (uint_xxx_t) on top of the
* objects definition.
*
* WARNING: Be careful using 'vec_object_decref' only when being sure
* there are still references left on the object since an object
* probably needs specific cleanup tasks.
*/
#define vec_object_decref(object__) __atomic_sub_fetch(&((vec_object_t * ) object__)->ref, 1, __ATOMIC_SEQ_CST)
/*
* Append data to the list. This functions assumes the list can hold the new
* data is therefore not safe.
*/
#define vec_append(vec, _data) vec->data[vec->len++] = _data
/*
* Destroy the vector.
*/
#define vec_free(vec) free(vec)
/*
* Pop the last item from the list
*/
#define vec_pop(vec) vec->data[--vec->len]
struct vec_object_s
{
uint32_t ref;
};
struct vec_s
{
size_t size;
size_t len;
void * data[];
};
#endif /* VEC_H_ */
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