5 #ifndef PIPEWIRE_ARRAY_H 6 #define PIPEWIRE_ARRAY_H 35 #define PW_ARRAY_INIT(extend) ((struct pw_array) { NULL, 0, 0, (extend) }) 37 #define pw_array_get_len_s(a,s) ((a)->size / (s)) 38 #define pw_array_get_unchecked_s(a,idx,s,t) SPA_PTROFF((a)->data,(idx)*(s),t) 39 #define pw_array_check_index_s(a,idx,s) ((idx) < pw_array_get_len_s(a,s)) 42 #define pw_array_get_len(a,t) pw_array_get_len_s(a,sizeof(t)) 44 #define pw_array_get_unchecked(a,idx,t) pw_array_get_unchecked_s(a,idx,sizeof(t),t) 46 #define pw_array_check_index(a,idx,t) pw_array_check_index_s(a,idx,sizeof(t)) 48 #define pw_array_first(a) ((a)->data) 49 #define pw_array_end(a) SPA_PTROFF((a)->data, (a)->size, void) 50 #define pw_array_check(a,p) (SPA_PTROFF(p,sizeof(*(p)),void) <= pw_array_end(a)) 52 #define pw_array_for_each(pos, array) \ 53 for ((pos) = (__typeof__(pos)) pw_array_first(array); \ 54 pw_array_check(array, pos); \ 57 #define pw_array_consume(pos, array) \ 58 for ((pos) = (__typeof__(pos)) pw_array_first(array); \ 59 pw_array_check(array, pos); \ 60 (pos) = (__typeof__(pos)) pw_array_first(array)) 62 #define pw_array_remove(a,p) \ 64 (a)->size -= sizeof(*(p)); \ 65 memmove(p, SPA_PTROFF((p), sizeof(*(p)), void), \ 66 SPA_PTRDIFF(pw_array_end(a),(p))); \ 145 #define pw_array_add_ptr(a,p) \ 146 *((void**) pw_array_add(a, sizeof(void*))) = (p) static int pw_array_ensure_size(struct pw_array *arr, size_t size)
Make sure size bytes can be added to the array.
Definition: array.h:96
static void pw_array_reset(struct pw_array *arr)
Reset the array.
Definition: array.h:90
void * data
pointer to array data
Definition: array.h:33
static void pw_array_init(struct pw_array *arr, size_t extend)
Initialize the array with given extend.
Definition: array.h:75
static void * pw_array_add_fixed(struct pw_array *arr, size_t size)
Add ref size bytes to arr.
Definition: array.h:134
#define SPA_UNLIKELY(x)
Definition: defs.h:347
size_t alloc
number of allocated memory in data
Definition: array.h:35
#define SPA_PTROFF(ptr_, offset_, type_)
Return the address (buffer + offset) as pointer of type.
Definition: defs.h:194
static void pw_array_clear(struct pw_array *arr)
Clear the array.
Definition: array.h:83
size_t extend
number of bytes to extend with
Definition: array.h:36
#define spa_assert(expr)
Definition: defs.h:402
#define SPA_MAX(a, b)
Definition: defs.h:157
size_t size
length of array in bytes
Definition: array.h:34
static void * pw_array_add(struct pw_array *arr, size_t size)
Add ref size bytes to arr.
Definition: array.h:119