57 int u_vector_init_pow2(struct u_vector *queue,
61 void *u_vector_add(struct u_vector *queue);
62 void *u_vector_remove(struct u_vector *queue);
65 u_vector_init(struct u_vector *queue,  in u_vector_init()  argument
71    return u_vector_init_pow2(queue, initial_element_count, element_size);  in u_vector_init()
75 u_vector_length(struct u_vector *queue)  in u_vector_length()  argument
77    return (queue->head - queue->tail) / queue->element_size;  in u_vector_length()
96 u_vector_finish(struct u_vector *queue)  in u_vector_finish()  argument
98    free(queue->data);  in u_vector_finish()
107 #define u_vector_foreach(elem, queue)                                  \  argument
108    STATIC_ASSERT(__builtin_types_compatible_p(__typeof__(queue), struct u_vector *)); \
109    for (uint32_t __u_vector_offset = (queue)->tail;                                \
110         elem = u_vector_element_cast(elem)((char *)(queue)->data + \
111                                            (__u_vector_offset & ((queue)->size - 1))), \
112            __u_vector_offset != (queue)->head;                          \
113         __u_vector_offset += (queue)->element_size)