diff options
Diffstat (limited to 'malloc/dynarray-skeleton.c')
| -rw-r--r-- | malloc/dynarray-skeleton.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/malloc/dynarray-skeleton.c b/malloc/dynarray-skeleton.c index 7a10e08..7ec5878 100644 --- a/malloc/dynarray-skeleton.c +++ b/malloc/dynarray-skeleton.c @@ -65,6 +65,8 @@ bool DYNARRAY_PREFIX##has_failed (const struct DYNARRAY_STRUCT *); void DYNARRAY_PREFIX##mark_failed (struct DYNARRAY_STRUCT *); size_t DYNARRAY_PREFIX##size (const struct DYNARRAY_STRUCT *); + DYNARRAY_ELEMENT *DYNARRAY_PREFIX##begin (const struct DYNARRAY_STRUCT *); + DYNARRAY_ELEMENT *DYNARRAY_PREFIX##end (const struct DYNARRAY_STRUCT *); DYNARRAY_ELEMENT *DYNARRAY_PREFIX##at (struct DYNARRAY_STRUCT *, size_t); void DYNARRAY_PREFIX##add (struct DYNARRAY_STRUCT *, DYNARRAY_ELEMENT); DYNARRAY_ELEMENT *DYNARRAY_PREFIX##emplace (struct DYNARRAY_STRUCT *); @@ -248,6 +250,26 @@ DYNARRAY_NAME (at) (struct DYNARRAY_STRUCT *list, size_t index) return list->dynarray_header.array + index; } +/* Return a pointer to the first array element, if any. For a + zero-length array, the pointer can be NULL even though the dynamic + array has not entered the failure state. */ +__attribute__ ((nonnull (1))) +static inline DYNARRAY_ELEMENT * +DYNARRAY_NAME (begin) (struct DYNARRAY_STRUCT *list) +{ + return list->dynarray_header.array; +} + +/* Return a pointer one element past the last array element. For a + zero-length array, the pointer can be NULL even though the dynamic + array has not entered the failure state. */ +__attribute__ ((nonnull (1))) +static inline DYNARRAY_ELEMENT * +DYNARRAY_NAME (end) (struct DYNARRAY_STRUCT *list) +{ + return list->dynarray_header.array + list->dynarray_header.used; +} + /* Internal function. Slow path for the add function below. */ static void DYNARRAY_NAME (add__) (struct DYNARRAY_STRUCT *list, DYNARRAY_ELEMENT item) |