/**
 * Generic array
 */
#ifndef LIBDI_INCLUDE_ARRAY_H_
#define LIBDI_INCLUDE_ARRAY_H_

#ifdef __cplusplus
extern "C" {
#endif

#include <stddef.h>

#define DI_ARRAY_SIZE(array) (sizeof(array) / \
							  sizeof(array[0]))

/**
 * DI generic array placeholder
 */
struct di_array {
	size_t size; /**< Number of elements in array */
	void *begin; /**< Begin address of array */
};

/**< Declare array and initialize */
#define DI_ARRAY_DECL(name, ptr, type, size) \
	static struct di_array name = { size, &ptr }

/**< Get entry pointer at element from array name */
#define di_array_entry(array, element, type) \
	&((type *)(array).begin)[element]

/**< Loop over array with name, item and type */
#define di_array_foreach(array, iter, type) \
	for (type *(iter) = (type *)(array).begin; iter < (((type *)(array).begin) + (array).size); iter++)

#ifdef __cplusplus
}
#endif

#endif /* LIBDI_INCLUDE_ARRAY_H_ */