[−][src]Function mynewt::kernel::os::os_mbuf_off
pub unsafe extern "C" fn os_mbuf_off(
om: *const os_mbuf,
off: c_int,
out_off: *mut u16
) -> *mut os_mbuf
Locates the specified absolute offset within an mbuf chain. The offset can be one past than the total length of the chain, but no greater.
om
: The start of the mbuf chain to seek within.off
: The absolute address to find.out_off
: On success, this points to the relative offset within the returned mbuf.
Return: The mbuf containing the specified offset on success. NULL if the specified offset is out of bounds.