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// Licensed under the Apache License, Version 2.0
// All files in the project carrying such notice may not be copied, modified, or distributed
// except according to those terms.
use {Result, k32, last_error, w};
use handle::{Handle};
use std::os::windows::io::{AsRawHandle, FromRawHandle, IntoRawHandle};
use std::thread::{JoinHandle};
pub struct Thread(Handle);
impl Thread {
pub fn current() -> Result<Thread> {
unsafe { Handle::duplicate_from(k32::GetCurrentThread()).map(Thread) }
}
/// Returns the old affinity mask on success
pub fn set_affinity_mask(&self, mask: usize) -> Result<usize> {
let res = unsafe {
k32::SetThreadAffinityMask(*self.0, mask as w::ULONG_PTR)
};
match res {
0 => last_error(),
prev => Ok(prev as usize),
}
}
}
impl<T> From<JoinHandle<T>> for Thread {
fn from(o: JoinHandle<T>) -> Thread {
unsafe { Thread::from_raw_handle(o.into_raw_handle()) }
}
}
impl<'a, T> From<&'a JoinHandle<T>> for Thread {
fn from(o: &'a JoinHandle<T>) -> Thread {
unsafe { Thread::from_raw_handle(o.as_raw_handle()) }
}
}
impl AsRawHandle for Thread {
fn as_raw_handle(&self) -> w::HANDLE {
self.0.as_raw_handle()
}
}
impl IntoRawHandle for Thread {
fn into_raw_handle(self) -> w::HANDLE {
self.0.into_raw_handle()
}
}
impl FromRawHandle for Thread {
unsafe fn from_raw_handle(handle: w::HANDLE) -> Thread {
Thread(Handle::from_raw_handle(handle))
}
}