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// Copyright 2013 The Servo Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// option. This file may not be copied, modified, or distributed
// except according to those terms.
//! Core Foundation UUID objects.
#[cfg(feature = "with-uuid")]
extern crate uuid;
use core_foundation_sys::base::kCFAllocatorDefault;
pub use core_foundation_sys::uuid::*;
use crate::base::TCFType;
#[cfg(feature = "with-uuid")]
use self::uuid::Uuid;
declare_TCFType! {
/// A UUID.
CFUUID, CFUUIDRef
}
impl_TCFType!(CFUUID, CFUUIDRef, CFUUIDGetTypeID);
impl_CFTypeDescription!(CFUUID);
impl CFUUID {
#[inline]
pub fn new() -> CFUUID {
unsafe {
let uuid_ref = CFUUIDCreate(kCFAllocatorDefault);
TCFType::wrap_under_create_rule(uuid_ref)
}
}
}
impl Default for CFUUID {
fn default() -> Self {
Self::new()
}
}
#[cfg(feature = "with-uuid")]
impl From<CFUUID> for Uuid {
fn from(val: CFUUID) -> Self {
let b = unsafe { CFUUIDGetUUIDBytes(val.0) };
let bytes = [
b.byte0, b.byte1, b.byte2, b.byte3, b.byte4, b.byte5, b.byte6, b.byte7, b.byte8,
b.byte9, b.byte10, b.byte11, b.byte12, b.byte13, b.byte14, b.byte15,
];
Uuid::from_bytes(&bytes).unwrap()
}
}
#[cfg(feature = "with-uuid")]
impl From<Uuid> for CFUUID {
fn from(uuid: Uuid) -> CFUUID {
let b = uuid.as_bytes();
let bytes = CFUUIDBytes {
byte0: b[0],
byte1: b[1],
byte2: b[2],
byte3: b[3],
byte4: b[4],
byte5: b[5],
byte6: b[6],
byte7: b[7],
byte8: b[8],
byte9: b[9],
byte10: b[10],
byte11: b[11],
byte12: b[12],
byte13: b[13],
byte14: b[14],
byte15: b[15],
};
unsafe {
let uuid_ref = CFUUIDCreateFromUUIDBytes(kCFAllocatorDefault, bytes);
TCFType::wrap_under_create_rule(uuid_ref)
}
}
}
#[cfg(test)]
#[cfg(feature = "with-uuid")]
mod test {
use super::CFUUID;
use uuid::Uuid;
#[test]
fn uuid_conversion() {
let cf_uuid = CFUUID::new();
let uuid: Uuid = cf_uuid.clone().into();
let converted = CFUUID::from(uuid);
assert_eq!(cf_uuid, converted);
}
}