Di_mem

Macros
#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)

Detailed Description

Macro Definition Documentation

di_new

#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

di_new0

#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

di_renew

#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

di_free()

void di_free

(

void *

mem

)

Free memory

Parameters

mem

memory

{
  free (mem);
}

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

di_malloc()

void * di_malloc

(

size_t

n_bytes

)

Allocate memory

Parameters

n_bytes

size in bytes

Postcondition

never returns NULL

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

References di_error.

Referenced by di_mem_chunk_alloc().

di_malloc0()

void * di_malloc0

(

size_t

n_bytes

)

Allocate cleared memory

Parameters

n_bytes

size in bytes

Postcondition

never returns NULL

{
  void *mem;
 
  mem = calloc (1, n_bytes);
 
  if (!mem)
    di_error ("%s: failed to allocate %zu bytes", DI_STRLOC, n_bytes);
  return mem;
}

References di_error.

di_realloc()

void * di_realloc	(	void *	mem,
		size_t	n_bytes
	)

Reallocate memory

Parameters

mem	memory
n_bytes	size in bytes

Postcondition

never returns NULL

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

References di_error.