Memory management

Modules
	Memory chunk allocer
Defines
#define	di_new(struct_type, n_structs)   ((struct_type *) di_malloc (sizeof (struct_type) * (n_structs)))
#define	di_new0(struct_type, n_structs)   ((struct_type *) di_malloc0 (sizeof (struct_type) * (n_structs)))
#define	di_renew(struct_type, mem, n_structs)   ((struct_type *) di_realloc ((mem), sizeof (struct_type) * (n_structs)))
Functions
void *	di_malloc (size_t n_bytes) __attribute__((malloc))
void *	di_malloc0 (size_t n_bytes) __attribute__((malloc))
void *	di_realloc (void *mem, size_t n_bytes) __attribute__((malloc))
void	di_free (void *mem)

---

Define Documentation

#define di_new	(	struct_type,
		n_structs		)	((struct_type *) di_malloc (sizeof (struct_type) * (n_structs)))

Parameters:

	struct_type	returned type
	n_structs	number of returned structs

Referenced by di_hash_table_new_full(), di_list_append(), di_list_prepend(), di_log_set_handler(), di_mem_chunk_new(), di_slist_append(), di_slist_prepend(), di_stradup(), and di_tree_new_full().

#define di_new0	(	struct_type,
		n_structs		)	((struct_type *) di_malloc0 (sizeof (struct_type) * (n_structs)))

Parameters:

	struct_type	returned type
	n_structs	number of returned structs

Referenced by di_list_alloc(), di_packages_alloc(), di_release_alloc(), di_slist_alloc(), and internal_di_packages_allocator_alloc().

#define di_renew	(	struct_type,
		mem,
		n_structs		)	((struct_type *) di_realloc ((mem), sizeof (struct_type) * (n_structs)))

Parameters:

	struct_type	returned type
	mem	current memory pointer
	n_structs	number of returned structs

---

Function Documentation

void di_free

(

void *

mem

)

Free memory

Parameters:

mem

memory

Referenced by di_hash_table_destroy(), di_list_destroy(), di_list_free(), di_packages_allocator_free(), di_packages_free(), di_release_free(), di_slist_destroy(), di_slist_free(), and di_tree_destroy().

{
  free (mem);
}

void* di_malloc

(

size_t

n_bytes

)

Allocate memory

Parameters:

n_bytes

size in bytes

Postcondition:

never returns NULL

References di_error.

Referenced by di_mem_chunk_alloc().

{
  void *mem;

  mem = malloc (n_bytes);

  if (!mem)
    di_error ("%s: failed to allocate %zu bytes", DI_STRLOC, n_bytes);
  return mem;
}

void* di_malloc0

(

size_t

n_bytes

)

Allocate cleared memory

Parameters:

n_bytes

size in bytes

Postcondition:

never returns NULL

References di_error.

{
  void *mem;

  mem = calloc (1, n_bytes);

  if (!mem)
    di_error ("%s: failed to allocate %zu bytes", DI_STRLOC, n_bytes);
  return mem;
}

void* di_realloc	(	void *	mem,
		size_t	n_bytes
	)

Reallocate memory

Parameters:

	mem	memory
	n_bytes	size in bytes

Postcondition:

never returns NULL

References di_error.

{
  mem = realloc (mem, n_bytes);

  if (!mem)
    di_error ("%s: failed to allocate %zu bytes", DI_STRLOC, n_bytes);
  return mem;
}