pub use core_foundation_sys::data::*;
use core_foundation_sys::base::CFIndex;
use core_foundation_sys::base::{kCFAllocatorDefault};
use std::ops::Deref;
use std::slice;
use base::{CFIndexConvertible, TCFType};
declare_TCFType!{
CFData, CFDataRef
}
impl_TCFType!(CFData, CFDataRef, CFDataGetTypeID);
impl_CFTypeDescription!(CFData);
impl CFData {
pub fn from_buffer(buffer: &[u8]) -> CFData {
unsafe {
let data_ref = CFDataCreate(kCFAllocatorDefault,
buffer.as_ptr(),
buffer.len().to_CFIndex());
TCFType::wrap_under_create_rule(data_ref)
}
}
#[inline]
pub fn bytes<'a>(&'a self) -> &'a [u8] {
unsafe {
slice::from_raw_parts(CFDataGetBytePtr(self.0), self.len() as usize)
}
}
#[inline]
pub fn len(&self) -> CFIndex {
unsafe {
CFDataGetLength(self.0)
}
}
}
impl Deref for CFData {
type Target = [u8];
#[inline]
fn deref(&self) -> &[u8] {
self.bytes()
}
}