withCapacity
Allocates an OSData object with preallocated capacity.
Declaration
static OSDataPtr withCapacity(uint32_t capacity);Parameters
- capacity:
Number of bytes of data the object can hold.
Return Value
NULL on failure, otherwise the allocated OSData with reference count 1 to be released by the caller.
Discussion
Allocates an OSData object with preallocated capacity. The OSData will have zero length until data is added to it with appendBytes().