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mem: more const qualifiers in malloc API

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Some functions don't modify their parameter which should be marked as const.

Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Acked-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
This commit is contained in:
Thomas Monjalon 2013-07-12 12:12:15 +02:00 committed by David Marchand
parent 57c24af85d
commit 2609f70224
5 changed files with 8 additions and 8 deletions
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6
lib/librte_malloc/malloc_elem.h
View File

@ -61,7 +61,7 @@ static const unsigned MALLOC_ELEM_TRAILER_LEN = 0;
/* dummy function - just check if pointer is non-null */
static inline int
malloc_elem_cookies_ok(struct malloc_elem *elem){ return elem != NULL; }
malloc_elem_cookies_ok(const struct malloc_elem *elem){ return elem != NULL; }
/* dummy function - no header if malloc_debug is not enabled */
static inline void
@ -99,7 +99,7 @@ set_trailer(struct malloc_elem *elem)
/* check that the header and trailer cookies are set correctly */
static inline int
malloc_elem_cookies_ok(struct malloc_elem *elem)
malloc_elem_cookies_ok(const struct malloc_elem *elem)
{
return (elem != NULL &&
MALLOC_ELEM_HEADER(elem) == MALLOC_HEADER_COOKIE &&
@ -116,7 +116,7 @@ static const unsigned MALLOC_ELEM_HEADER_LEN = sizeof(struct malloc_elem);
* the actual malloc_elem header for that block.
*/
static inline struct malloc_elem *
malloc_elem_from_data(void *data)
malloc_elem_from_data(const void *data)
{
if (data == NULL)
return NULL;

2
lib/librte_malloc/malloc_heap.c
View File

@ -223,7 +223,7 @@ malloc_heap_alloc(struct malloc_heap *heap,
* Function to retrieve data for heap on given socket
*/
int
malloc_heap_get_stats(struct malloc_heap *heap,
malloc_heap_get_stats(const struct malloc_heap *heap,
struct rte_malloc_socket_stats *socket_stats)
{
if (!heap->initialised)

2
lib/librte_malloc/malloc_heap.h
View File

@ -52,7 +52,7 @@ malloc_heap_alloc(struct malloc_heap *heap, const char *type,
size_t size, unsigned align);
int
malloc_heap_get_stats(struct malloc_heap *heap,
malloc_heap_get_stats(const struct malloc_heap *heap,
struct rte_malloc_socket_stats *socket_stats);
int

4
lib/librte_malloc/rte_malloc.c
View File

@ -168,9 +168,9 @@ rte_realloc(void *ptr, size_t size, unsigned align)
}
int
rte_malloc_validate(void *ptr, size_t *size)
rte_malloc_validate(const void *ptr, size_t *size)
{
struct malloc_elem *elem = malloc_elem_from_data(ptr);
const struct malloc_elem *elem = malloc_elem_from_data(ptr);
if (!malloc_elem_cookies_ok(elem))
return -1;
if (size != NULL)

2
lib/librte_malloc/rte_malloc.h
View File

@ -272,7 +272,7 @@ rte_free(void *ptr);
* 0 on success
*/
int
rte_malloc_validate(void *ptr, size_t *size);
rte_malloc_validate(const void *ptr, size_t *size);
/**
* Get heap statistics for the specified heap.