use std::os::raw::c_void;
use base::{CFAllocatorRef, CFTypeID, CFIndex, CFRange};
#[repr(C)]
pub struct __CFData(c_void);
pub type CFDataRef = *const __CFData;
extern {
pub fn CFDataCreate(allocator: CFAllocatorRef,
bytes: *const u8, length: CFIndex) -> CFDataRef;
pub fn CFDataGetBytePtr(theData: CFDataRef) -> *const u8;
pub fn CFDataGetBytes(theData: CFDataRef, range: CFRange, buffer: *mut u8);
pub fn CFDataGetLength(theData: CFDataRef) -> CFIndex;
pub fn CFDataCreateWithBytesNoCopy(
allocator: CFAllocatorRef,
bytes: *const u8,
length: CFIndex,
allocator: CFAllocatorRef,
) -> CFDataRef;
pub fn CFDataGetTypeID() -> CFTypeID;
}